1 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3 * c-tree.h (grokfield): New argument.
4 * c-decl.c (grokfield): Handle new location argument.
5 * c-parser.c (c_parser_struct_declaration): Pass location to
8 2008-08-21 Richard Guenther <rguenther@suse.de>
10 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
12 2008-08-21 Jan Hubicka <jh@suse.cz>
14 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
15 (cgraph_add_function_insertion_hook, cgraph_remove_function_insertion_hook,
16 cgraph_call_function_insertion_hooks): New functions.
17 * cgraph.h (cgraph_add_function_insertion_hook, cgraph_remove_function_insertion_hook,
18 cgraph_call_function_insertion_hooks): Declare.
19 * ipa-reference.c (function_insertion_hook_holder): New variable.
20 (check_operand, look_for_address_of): When checking late, do not care
22 (add_new_function): New function.
23 (generate_summary): Register hooks; zero module bitmaps.
24 (propagate): Unregister hooks.
25 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
26 (add_new_function): New function.
27 (generate_summary): Register hook.
28 (propagate): Remove hook.
30 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
32 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
33 * ipa-cp.c (ipcp_update_cloned_node): New function.
34 (build_const_val): Handle functions correctly; bring type logic
35 into sync with tree-inline.c
36 (ipcp_init_stage): Take care of computing stuff needed by
37 indirect inlining; update clones.
38 (ipcp_generate_summary): Break out of ipcp_driver.
39 (ipcp_driver): Do only execution and transformation.
40 (pass_ipa_cp): Make IPA_PASS.
41 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
43 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
44 ipcp, some info is already available.
45 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
46 * tree-inline.c (remap_ssa_name): Unshare expression.
48 2008-08-21 Richard Guenther <rguenther@suse.de>
50 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
51 a PHI ask VN if it is already available.
52 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
53 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
55 2008-08-21 Richard Guenther <rguenther@suse.de>
58 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
59 makes sure to produce a result of the correct type.
61 2008-08-21 Jan Hubicka <jh@suse.cz>
62 Backport from LTO branch:
64 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
65 Jan Hubicka <jh@suse.cz>
68 (init_state, finish_state, set_function_state, generate_summary):
70 (scan_stmt): Renamed from scan_function. Changed to keep state in
71 local static vars rather than cgraph aux field.
72 (propagate): Renamed from static_execute. Changed to keep state in
73 local static vars rather than cgraph aux field.
74 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
75 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
77 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
79 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
80 * ipa-reference.c (init_function_info, generate_summary,
81 propagate): New functions.
82 (analyze_function): Call init_function_info.
83 (static_execute): Stripped into generate_summary and propagate.
84 (pass_ipa_reference): Made into ipa_opt_pass.
86 2008-08-21 Richard Guenther <rguenther@suse.de>
88 PR tree-optimization/37181
89 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
91 (extract_range_from_unary_expr): Likewise.
93 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
95 * diagnostic.c (pedwarn_at): Rename as pedwarn.
97 * toplev.h (pedwarn_at): Likewise.
98 * builtins.c: Update all calls to pedwarn.
100 * toplev.c: Likewise.
101 * c-tree.h: Likewise.
102 * c-decl.c: Likewise.
103 * c-errors.c: Likewise.
104 * c-typeck.c: Likewise.
105 * c-common.c: Likewise.
106 * c-parser.c: Likewise.
108 2008-08-20 Joseph Myers <joseph@codesourcery.com>
111 * config/sparc/sparc.c (function_arg_slotno): Handle structure
112 with MODE_VECTOR_INT mode.
114 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
117 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
118 initialized outside the current module.
119 (warn_uninitialized_var): Ignore left-hand side when walking the
120 trees. Ignore address expressions. Examine VUSE operands in gimple
121 statements with a variable declaration on the right-hand side.
123 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
126 * rtlanal.c (subreg_offset_representable_p): Revert last change.
128 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
131 * c-common.c (conversion_warning): Do not warn if applying bit-and
132 operator to unsigned constant that fits in the target type.
134 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
137 * c-common.c (conversion_warning): Do not warn for artificial
140 2008-08-20 Richard Guenther <rguenther@suse.de>
142 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
143 (extract_range_from_binary_expr): Fall back to constant propagation.
144 (extract_range_from_unary_expr): Likewise.
146 2008-08-20 Richard Guenther <rguenther@suse.de>
148 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
149 with TREE_THIS_VOLATILE on shared nodes.
150 (fold_stmt_r): Likewise.
152 2008-08-20 Jakub Jelinek <jakub@redhat.com>
155 * c-parser.c (c_parser_attributes): For keywords use canonical
156 spelling for attr_name.
158 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
160 * value-prof.c (check_counter): Revert wrong call to error.
162 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
164 * profile.c: Update calls to inform.
165 * value-prof.c: Update calls to inform.
167 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
169 * diagnostic.c (inform): Add an explicit location_t parameter.
170 * toplev.h (inform): Update declaration.
171 * builtins.c: Update all calls to inform.
172 * c-common.c: Likewise.
173 * c-decl.c: Likewise.
174 * c-opts.c: Likewise.
176 * c-pragma.c: Likewise.
177 * c-typeck.c: Likewise.
178 * coverage.c: Likewise.
180 * toplev.c: Likewise.
181 * tree-cfg.c: Likewise.
182 * tree-ssa.c: Likewise.
184 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
187 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
188 V2DI mode, for SSE4.1, use movq instead of vector set if the
189 second element is zero and inter-unit moves are OK.
191 2008-08-20 Richard Guenther <rguenther@suse.de>
193 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
194 properly handle conversion/copy chains after tuplification.
196 2008-08-20 Richard Guenther <rguenther@suse.de>
198 * passes.c (init_optimization_passes): Move the second
199 forwprop pass before alias computation. Remove the second
200 DCE pass. Remove the first dominator and phi copy/const
203 2008-08-20 Nick Clifton <nickc@redhat.com>
205 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
206 support of this feature. Do not assume that a sufficiently new
207 assembler will support the feature regardless of the target type.
208 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
209 * configure: Regenerate.
211 2008-08-20 Richard Guenther <rguenther@suse.de>
213 * tree-vrp.c (found_in_subgraph): Remove.
214 (live): New global static.
215 (live_on_edge): New function.
216 (blocks_visited): Remove.
217 (register_edge_assert_for_2): Use live_on_edge.
218 (find_conditional_asserts): Remove code dealing with
219 found_in_subgraph. Do not walk the CFG.
220 (find_switch_asserts): Likewise.
221 (find_assert_locations_1): Renamed from find_assert_locations.
222 Move finding assert locations for conditional and switch
223 statements first. Update live bitmap. Do not walk the CFG.
224 (find_assert_locations): New function.
225 (insert_range_assertions): Remove entry of CFG walk.
226 Adjust call to find_assert_locations.
227 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
228 that only can appear because of fake exit edges but assert we
229 never try to insert on those.
230 (fini_pre): Do not remove fake exit edges here...
231 (execute_pre): ...but here, before committing edge inserts.
233 2008-08-19 Richard Guenther <rguenther@suse.de>
235 * passes.c (init_optimization_passes): Exchange store-ccp
238 2008-08-19 Rafael Espindola <espindola@google.com>
240 * varasm.c (weak_decls): Move earlier in the file.
241 (assemble_external): Add weak decls to the weak_decls list.
242 (declare_weak): Don't add decls to the weak_decls list.
244 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
247 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
248 before (sse2_shufpd_<mode>).
250 2008-08-19 Jakub Jelinek <jakub@redhat.com>
253 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
254 * tree.c (block_nonartificial_location): Likewise.
256 2008-08-19 Richard Guenther <rguenther@suse.de>
258 PR tree-optimization/35972
259 PR tree-optimization/23094
260 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
262 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
263 handle MISALIGNED_INDIRECT_REF.
264 (get_ref_from_reference_ops): New helper.
265 (vn_reference_lookup_pieces): Walk the use-def chain using the
266 alias-oracle if requested.
267 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
268 walking the use-def chain.
269 (compute_avail): But not here.
270 (create_component_ref_by_pieces_1): Properly handle
271 MISALIGNED_INDIRECT_REF.
272 (do_regular_insertion): Handle fully redundant
273 expressions after PHI-translation also for SSA_NAME values, not
274 only constants. Correctly use edoubleprime for that.
276 2008-08-19 Ira Rosen <irar@il.ibm.com>
278 * tree-vectorizer.c (supportable_widening_operation): Support
279 multi-step conversion, return the number of steps in such conversion
280 and the required intermediate types.
281 (supportable_narrowing_operation): Likewise.
282 * tree-vectorizer.h (vect_pow2): New function.
283 (supportable_widening_operation): Change argument types.
284 (supportable_narrowing_operation): Likewise.
285 (vectorizable_type_promotion): Add an argument.
286 (vectorizable_type_demotion): Likewise.
287 * tree-vect-analyze.c (vect_analyze_operations): Call
288 vectorizable_type_promotion and vectorizable_type_demotion with
290 (vect_get_and_check_slp_defs): Detect patterns.
291 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
293 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
294 vect_build_slp_tree with correct arguments. Calculate unrolling factor
295 according to the smallest type in the loop.
296 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
297 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
298 supportable_widening_operation with correct arguments.
299 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
300 operands lists according to the number of vector statements in left
301 or right node, if exists.
302 (vect_gen_widened_results_half): Remove unused argument.
303 (vectorizable_conversion): Call supportable_widening_operation,
304 supportable_narrowing_operation, and vect_gen_widened_results_half
305 with correct arguments.
306 (vectorizable_assignment): Change documentation, support multiple
308 (vectorizable_operation): Likewise.
309 (vect_get_loop_based_defs): New function.
310 (vect_create_vectorized_demotion_stmts): Likewise.
311 (vectorizable_type_demotion): Support loop-aware SLP and general
312 multi-step conversion. Call vect_get_loop_based_defs and
313 vect_create_vectorized_demotion_stmts for transformation.
314 (vect_create_vectorized_promotion_stmts): New function.
315 (vectorizable_type_promotion): Support loop-aware SLP and general
316 multi-step conversion. Call vect_create_vectorized_promotion_stmts
318 (vectorizable_store): Change documentation, support multiple
320 (vectorizable_load): Likewise.
321 (vect_transform_stmt): Pass SLP_NODE to
322 vectorizable_type_promotion and vectorizable_type_demotion.
323 (vect_schedule_slp_instance): Move here the calculation of number
324 of vectorized statements for each node from...
325 (vect_schedule_slp): ... here.
326 (vect_transform_loop): Call vect_schedule_slp without the last
329 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
332 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
333 to == in assert statement.
334 (vectorizable_reduction): Fix typo.
336 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
339 * value-prof.c (check_counter): Dereference pointer to overall
340 count when printing it.
342 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
344 * profile.h: Really add it.
346 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
348 * mcf.c: Really add it.
350 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
351 Vinodha Ramasamy <vinodha@google.com>
353 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
355 * value-prof.c (check_counter): Fix the counter if
356 flag_profile_correction is true.
357 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
358 tree_mod_subtract_transform):
359 Follow check_counter parameter change.
360 * common.opt (fprofile-correction): New option.
362 * profile.h: Likewise.
363 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
364 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
365 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
367 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
368 flag_profile_correction is set.
371 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
373 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
375 2008-08-18 Tomas Bily <tbily@suse.cz>
377 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
378 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
380 * tree-data-ref.c (split_constant_offset_1): Likewise.
381 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
382 * tree-sra.c (sra_walk_expr): Likewise.
383 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
384 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
385 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
386 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
388 * gimple.c (gimple_assign_unary_nop_p): Likewise.
389 * tree-vect-transform.c (vectorizable_type_demotion)
390 (vectorizable_type_promotion): Likewise.
391 * tree-inline.c (expand_call_inline):
392 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
393 (forward_propagate_addr_expr_1, forward_propagate_comparison)
394 (tree_ssa_forward_propagate_single_use_vars): Likewise.
395 * expr.c (expand_expr_real_1): Likewise.
396 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
397 (gimple_assign_unary_useless_conversion_p): Likewise.
398 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
399 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
400 * fold-const.c (fold_unary): Likewise.
401 * tree.h (CONVERT_EXPR_P): Likewise.
402 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
403 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
405 (register_edge_assert_for_2, extract_range_from_unary_expr)
406 (register_edge_assert_for_1): Likewise.
408 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
410 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
411 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
412 (enum real_value_const): Delete.
413 (get_real_const): Delete.
414 * real.c (get_real_const): Delete.
415 (dconst_e_ptr): Define.
416 (dconst_third_ptr): Define.
417 (dconst_sqrt2_ptr): Define.
418 * builtins.c: Update all callers.
420 2008-08-18 Richard Guenther <rguenther@suse.de>
422 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
423 statement iterator after statement removal.
425 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
427 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
428 (detect_processor_freebsd): Likewise.
429 (host_detect_local_cpu): Call newly added functions for FreeBSD.
431 2008-08-18 Richard Guenther <rguenther@suse.de>
433 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
434 and loads have the correct types.
436 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
439 * c-opts.c (cpp_opts): Remove static.
440 * c-parser.c (cpp_opts): Declare it extern.
441 (disable_extension_diagnostics): Handle cpp options.
442 (enable_extension_diagnostics): Likewise.
444 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
446 * diagnostics.c (permerror_at): Rename as permerror.
448 * toplev.h: Likewise.
450 2008-08-18 Richard Guenther <rguenther@suse.de>
452 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
453 sdse1 and addressables2 passes. Replace dce1 with cddce1.
454 Move call_cdce before build_alias. Move copyrename2,
455 cunrolli and ccp2 beafore build_alias. Re-add addressable2
456 right after final inlining.
457 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
458 (pass_build_cfg): But instead via TODO_dump_func.
460 2008-08-18 Richard Guenther <rguenther@suse.de>
462 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
464 (scalarize_init): If we failed to generate some initializers
465 do not generate zeros for not instantiated members. Instead
466 rely on the copy out.
467 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
468 about missing flow-sensitive alias info only if we have
471 2008-08-17 Nick Clifton <nickc@redhat.com>
473 * doc/extend.texi (Function Attributes): Fix typo in description
474 if hot function attribute.
476 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
477 Richard Sandiford <rdsandiford@googlemail.com>
479 * doc/install.texi (--with-mips-plt): Document.
480 * doc/invoke.texi (-mplt, -mno-plt): Document.
481 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
482 and handle ${with_mips_plt}.
483 * config/mips/mips.opt (mplt): New option.
484 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
485 (TARGET_ABICALLS_PIC2): Likewise.
486 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
487 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
488 (ASM_SPEC): Use !mabi=* instead of !mabi*.
489 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
490 to decide whether to output ".option picX" directives.
491 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
492 Pass -call_nonpic rather than -KPIC for -mplt.
493 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
494 on the command line. Also remove it when -mabi=64 is used without
496 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
497 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
498 TARGET_ABICALLS_PIC0.
499 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
501 (mips16_build_function_stub): Only output ".option pic" directives
502 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
503 (mips16_build_call_stub): Fix comment and remove redundant
504 ".set at"/"set .noat" directives.
505 (mips_function_rodata_section): Use the default behaviour for
506 TARGET_ABSOLUTE_ABICALLS.
507 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
508 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
509 (mips_restore_gp): Do nothing if the current function doesn't use
511 (mips_expand_prologue): Only save $gp if the current function uses it.
512 Use a normal move for TARGET_ABICALLS_PIC0.
513 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
515 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
517 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
518 of function when handling GLOBAL_POINTER_REGNUM.
520 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
523 * common.opt (-fstack-check): Do not declare the variable here.
524 (-fstack-check=): New option variant.
525 * doc/invoke.texi (Code Gen Options): Document it.
526 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
527 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
528 (STACK_CHECK_STATIC_BUILTIN): New macro.
529 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
530 * opts.c: Include expr.h.
531 (common_handle_option) <OPT_fold_stack_check_>: New case.
532 <OPT_fstack_check>: Likewise.
533 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
534 consistently in the test for variable-sized types. Adjust for
535 new behaviour of flag_stack_check.
536 * explow.c: Include except.h.
537 (allocate_dynamic_stack_space): Do not take into account
538 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
539 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
540 for variable-sized parameters. Treat all parameters whose size is
541 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
542 stack checking is enabled.
543 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
544 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
545 if generic stack checking is enabled.
546 (expand_function_end): Adjust for new behaviour of flag_stack_check.
547 * reload1.c (reload): Likewise.
548 * stmt.c (expand_decl): Assert that all automatic variables have
549 fixed size at this point and remove dead code.
550 * flags.h (stack_check_type): New enumeration type.
551 (flag_stack_check): Declare.
552 * toplev.c (flag_stack_check): New global variable.
553 * Makefile.in (opts.o): Add dependency on EXPR_H.
554 (explow.o): Add dependency on except.h.
556 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
558 * config/avr/avr.c (avr_override_options): Reduce value of
559 PARAM_INLINE_CALL_COST.
561 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
563 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
564 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
565 lieu of TYPE_MODE (type) throughout.
567 2008-08-15 Joseph Myers <joseph@codesourcery.com>
569 * config/arm/arm.c (add_minipool_backward_ref): Check for
570 8-byte-aligned entries in second case of forcing insertion after a
571 particular entry. Change third case to avoid inserting
572 non-8-byte-aligned entries before 8-byte-aligned ones.
574 2008-08-15 Richard Guenther <rguenther@suse.de>
576 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
577 strip components for unknown size accesses.
579 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
581 * config/s390/2097.md New file.
582 * config/s390/s390.md ("z10prop" attribute): Define none,
583 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
584 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
585 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
586 possible values and apply them to insns as appropriate.
587 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
588 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
589 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
590 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
592 ("bfp" mode attribute): Removed. Every occurence replaced
594 * config/s390/s390.c (struct "z10_cost"): Updated entries.
595 * config/s390/2084.md (insn_reservation "x_itof"): Updated
598 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
601 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
604 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
606 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
607 additional argument. Support reduction when duplication is needed due
608 to data-types of different sizes in the loop.
609 (get_initial_def_for_induction): Fix printout.
610 (vect_get_vec_def_for_stmt_copy): Support case where the
611 vec_stmt_for_operand is a phi node.
612 (vectorizable_reduction): Support reduction when duplication is needed
613 due to data-types of different sizes in the loop.
614 (vectorizable_call): Remove restriction to not vectorize in case we
615 have data-types of different sizes in the loop.
616 (vectorizable_conversion): Likewise.
617 (vectorizable_operation): Likewise.
618 (vectorizable_type_demotion): Likewise.
619 (vectorizable_type_promotion): Likewise.
620 (vectorizable_induction): Add restriction to not vectorize in case
621 we have data-types of different sizes in the loop.
623 2008-08-14 Christophe Saout <christophe@saout.de>
624 Uros Bizjak <ubizjak@gmail.com>
627 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
628 (*vec_concatv2di_rex64_sse4_1): Ditto.
629 (*vec_concatv2di_rex64_sse): Ditto.
631 2008-08-14 Jakub Jelinek <jakub@redhat.com>
634 * fold-const.c (fold_widened_comparison): Do not allow
635 sign changes that change the result even if shorter type
636 is wider than arg1_unw's type.
638 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
640 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
641 Skip if the multilib testing specifies -march that does not
642 agree with the one specified in the testcase.
644 2008-08-13 Joseph Myers <joseph@codesourcery.com>
646 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
647 zero extend SImode values being converted to TFmode before passing
650 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
652 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
653 __PPU__ when targeting the Cell/B.E. PPU processor.
655 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
657 * gimple.h (gimple_call_set_chain): Accept SSA variables.
658 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
659 Rematerialize the static chain, if any.
660 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
663 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
665 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
666 (new_loc_descr): Likewise.
667 (add_loc_descr): Likewise.
668 (size_of_loc_descr): Likewise.
669 (size_of_locs): Likewise.
670 (output_loc_operands): Likewise.
671 (output_loc_sequence): Likewise.
672 (new_reg_loc_descr): New.
673 (build_cfa_loc): Use it.
674 (build_cfa_aligned_loc): Likewise.
675 (one_reg_loc_descriptor): Likewise.
676 (based_loc_descr): Likewise.
678 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
681 * doc/invoke.texi (Wmain): Update.
682 * c-decl.c (start_decl): warn_main is only 0 or 1.
683 (start_function): Likewise. Fix formatting.
684 (finish_function): Delete redundant warning.
685 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
686 * c-opts (c_common_handle_option): -Wall only has effect if
687 warn_main is uninitialized. OPT_Wmain is automatically
688 handled. -pedantic also enables Wmain.
689 (c_common_post_options): Handle all logic for Wmain here.
690 * c-common.c (warn_main): Delete.
691 (check_main_parameter_types): Make pedwarns conditional on
693 * c-common.h (warn_main): Delete.
695 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
698 * expr.c (emit_group_store): Allocate stack temp with the
699 largest alignment when copying from register to stack.
701 2008-08-13 Richard Guenther <rguenther@suse.de>
703 * tree.h (maybe_fold_offset_to_address): Declare.
704 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
705 (ccp_fold): Handle pointer conversions the same as fold_stmt.
706 Likewise for POINTER_PLUS_EXPR.
707 (maybe_fold_offset_to_reference): Enable disabled code.
708 (maybe_fold_offset_to_address): New function.
709 (fold_stmt_r): Use it.
710 (fold_gimple_assign): Likewise.
711 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
712 (gimplify_expr): Likewise.
714 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
716 * toplev.h (pedwarn_at): Fix declaration.
718 2008-08-13 Joseph Myers <joseph@codesourcery.com>
720 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
721 LINK_SPEC): Use %R in -Y P argument.
723 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
726 * diagnostic.c (pedwarn_at): New.
727 * toplev.h (pedwarn_at): Declare.
728 * c-tree.h (build_enumerator): Update declaration.
729 * c-decl.c (finish_enum): Update comment.
730 (build_enumerator): Take a location parameter. Give a pedwarn but do
731 not perform any conversion.
732 * c-parser.c (c_parser_enum_specifier): Set correct location for
735 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
738 * c-common.c (conversion_warning): Use a switch. Ignore boolean
739 expressions except for conversions to signed:1 bitfields. Handle
740 COND_EXPR with constant operands.
742 2008-08-13 Richard Guenther <rguenther@suse.de>
744 PR tree-optimization/15255
745 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
746 (struct oecount_s): New struct and VEC types.
748 (oecount_hash): New function.
749 (oecount_eq): Likewise.
750 (oecount_cmp): Likewise.
751 (zero_one_operation): New function.
752 (build_and_add_sum): Likewise.
753 (undistribute_ops_list): Perform un-distribution of multiplication
754 and division on the chain of summands.
755 (should_break_up_subtract): Also break up subtracts for factors.
756 (reassociate_bb): Delete dead visited statements.
757 Call undistribute_ops_list. Re-sort and optimize if it did something.
758 * passes.c (init_optimization_passes): Move DSE before
760 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
763 2008-08-12 Janis Johnson <janis187@us.ibm.com>
765 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
767 * doc/invoke.texi: Revert unintended checkin.
769 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
772 * gcc.c (include_spec_function): Tweak call to find_a_file.
774 2008-08-12 Jakub Jelinek <jakub@redhat.com>
777 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
779 * dojump.c (do_jump): Likewise.
781 PR tree-optimization/37084
782 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
783 if id->regimplify, don't assume stmt is a cast assignment.
785 2008-08-12 Anatoly Sokolov <aesok@post.ru>
787 * final.c (final_scan_insn): Use app_enable/app_disable functions.
789 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
792 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
795 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
797 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
798 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
800 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
801 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
802 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
803 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
804 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
806 * doc/tm.texi (Storage Layout): Remove documentation for
809 * simplify-rtx.c (simplify_binary_operation_1): Replace
810 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
812 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
814 * real.h (struct real_format): New member has_sign_dependent_rounding.
815 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
816 spu_single_format, ieee_double_format, mips_double_format,
817 motorola_double_format, ieee_extended_motorola_format,
818 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
819 ieee_extended_intel_96_round_53_format, ibm_extended_format,
820 mips_extended_format, ieee_quad_format, mips_quad_format,
821 vax_f_format, vax_d_format, vax_g_format): Initialize it.
822 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
824 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
825 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
826 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
827 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
828 (ROUND_TOWARDS_ZERO): Likewise.
830 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
831 (FLOAT_MODE_FORMAT): New macro.
832 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
833 (MODE_COMPOSITE_P): ... this new macro.
834 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
835 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
836 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
838 * flags.h: Include "real.h".
840 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
841 REAL_MODE_FORMAT_COMPOSITE_P.
842 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
844 * doc/tm.texi (Storage Layout): Remove documentation of
845 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
846 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
847 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
848 they only apply to libgcc2.a.
850 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
852 * config/spu/float_disf.c: New file.
853 * config/spu/float_unsdisf.c: New file.
854 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
855 (LIB2FUNCS_EXCLUDE): Define.
857 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
858 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
860 * real.h (struct real_format): New member round_towards_zero.
861 * real.c (round_for_format): Respect fmt->round_towards_zero.
862 (ieee_single_format, mips_single_format, motorola_single_format,
863 spu_single_format, ieee_double_format, mips_double_format,
864 motorola_double_format, ieee_extended_motorola_format,
865 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
866 ieee_extended_intel_96_round_53_format, ibm_extended_format,
867 mips_extended_format, ieee_quad_format, mips_quad_format,
868 vax_f_format, vax_d_format, vax_g_format): Initialize it.
869 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
871 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
872 real_format to choose rounding mode when calling MPFR functions.
873 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
874 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
876 * real.h (real_to_decimal_for_mode): Add prototype.
877 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
878 Respect target rounding mode when generating decimal representation.
879 (real_to_decimal): New stub for backwards compatibility.
880 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
881 real_to_decimal_for_mode instead of real_to_decimal.
883 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
885 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
886 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
888 * real.c (spu_single_format): New variable.
889 * real.h (spu_single_format): Declare.
891 * config/spu/spu.c (spu_override_options): Install SFmode format.
892 (spu_split_immediate): Use integer mode to operate on pieces of
893 floating-point values in all cases.
895 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
896 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
897 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
899 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
901 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
903 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
905 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
907 2008-08-12 Jakub Jelinek <jakub@redhat.com>
910 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
911 on the VAR_DECL instead of TYPE_READONLY on its type.
913 2008-08-12 Ira Rosen <irar@il.ibm.com>
915 * tree-vectorizer.c: Depend on langhooks.h.
916 (supportable_widening_operation): Add two arguments. Support double
918 (supportable_narrowing_operation): Likewise.
919 * tree-vectorizer.h (supportable_widening_operation): Add two
921 (supportable_narrowing_operation): Likewise.
922 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
923 supportable_widening_operation with correct arguments.
924 * tree-vect-transform.c (vectorizable_conversion): Likewise.
925 (vectorizable_type_demotion): Support double type conversions.
926 (vectorizable_type_promotion): Likewise.
927 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
929 2008-08-11 Michael Matz <matz@suse.de>
931 * i386/i386.c (override_options): Move initialisation from
932 flag_schedule_insns_after_reload to here from ...
933 (optimization_options): ... here.
935 2008-08-11 Jakub Jelinek <jakub@redhat.com>
937 PR rtl-optimization/36998
938 * dwarf2out.c (compute_barrier_args_size_1,
939 compute_barrier_args_size): Temporarily remove assertions.
941 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
944 * tree-ssa.c (struct walk_data): Add new flag
945 warn_possibly_uninitialized.
946 (warn_uninitialized_var): Use it.
947 (warn_uninitialized_vars): New.
948 (execute_early_warn_uninitialized): Call it.
949 (execute_late_warn_uninitialized): Likewise.
951 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
954 * reload1.c (gen_reload): Guard calls to get_secondary_mem
957 2008-08-09 Jan Hubicka <jh@suse.cz>
960 * optabs.c (maybe_emit_unop_insn): Remove produced code if
962 (expand_fix): Be prepared for expansion to fail.
963 (expand_sfix_optab): Remove instructions if expansion failed.
965 2008-08-09 Anatoly Sokolov <aesok@post.ru>
967 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
969 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
970 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
972 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
974 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
975 mips/t-libgcc-mips16 to tmake_file.
976 * config/mips/mips-protos.h (mips_call_type): New enum.
977 (mips_pic_base_register, mips_got_load): Declare.
978 (mips_restore_gp): Take an rtx argument.
979 (mips_use_pic_fn_addr_reg_p): Declare.
980 (mips_expand_call): Replace the sibcall_p argument with
981 a mips_call_type argument. Add a lazy_p parameter.
982 (mips_split_call): Declare.
983 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
984 (MIPS16_PIC_TEMP): Likewise.
985 (reg_class): Delete M16_NA_REGS.
986 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
987 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
988 (mips_split_hi_p): Declare.
989 * config/mips/mips.c (mips_split_hi_p): New array.
990 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
991 (mips_got_symbol_type_p): New function.
992 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
993 (mips16_stub_function_p): New function.
994 (mips16_local_function_p): Likewise.
995 (mips_use_pic_fn_addr_reg_p): Likewise.
996 (mips_cannot_force_const_mem): Return false for HIGHs.
997 Extend CONST_INT and symbolic handling to MIPS16, using
998 mips_symbol_insns to check that the base symbol type is a
999 legitimate constant. Reject GOT-based constants if
1000 TARGET_MIPS16_PCREL_LOADS.
1001 (mips_const_insns): Check targetm.cannot_force_const_mem when
1002 decomposing a symbolic base and a large offset.
1003 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
1004 When calling a function that needs $25 from MIPS16 code,
1005 move the target address into $25 separately and add a USE
1007 (mips16_gp_pseudo_reg): Insert the initializer immediately
1008 before the first real insn.
1009 (mips_pic_base_register, mips_got_load): New functions.
1010 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
1011 parameter to LOW_OUT. Say that it can be any valid SET_SRC
1012 when splitting a load-address operation. Split SYMBOL_GOT_DISP
1013 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
1014 (mips_call_tls_get_addr): Update the call to mips_expand_call,
1015 also passing NULL_RTX rather than const0_rtx as the aux argument.
1016 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
1017 instead of TARGET_EXPLICIT_RELOCS.
1018 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
1019 (mips_load_call_address): Replace the sibcall_p argument with
1020 a mips_call_type argument. Use mips_got_load.
1021 (mips16_local_alias): New structure.
1022 (mips16_local_aliases): New variable.
1023 (mips16_local_aliases_hash): New function.
1024 (mips16_local_aliases_eq): Likewise.
1025 (mips16_local_alias): Likewise.
1026 (mips16_stub_function): Likewise.
1027 (mips16_build_function_stub): Create a local alias for the target
1028 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
1029 .cpload directive and an R_MIPS_NONE relocation for the target
1030 function, then load the alias rather than the function itself.
1031 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
1032 (mips16_copy_fpr_return_value): Use mips16_stub_function and
1033 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
1034 (mips16_build_call_stub): Replace the FN parameter with an
1035 FN_PTR parameter. Force the address into a register if it
1036 isn't a call_insn_operand; don't rely on the caller to do this.
1037 If a call to a locally-defined and locally-binding MIPS16
1038 function must be made indirectly, redirect the call to the
1039 function's local alias. Use mips16_stub_function_p,
1040 mips16_stub_function, mips_expand_call and use_reg.
1041 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
1042 Use explicit %hi and %lo accesses where possible.
1043 Use MIPS_CALL to generate the correct code form of a
1044 jal instruction. Add clobbers of $18 instead of uses.
1045 Update the call to mips_emit_call_insn.
1046 (mips_expand_call): Replace the SIBCALL_P argument with a
1047 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
1048 Take a LAZY_P parameter. Call mips16_build_call_stub first,
1049 allowing it to modify the call address. Update the calls to
1050 mips_load_call_address and mips_emit_call_insn.
1051 (mips_split_call): New function.
1052 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
1053 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
1054 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
1055 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
1056 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
1058 (mips_cprestore_slot): New function.
1059 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
1060 and use mips_cprestore_slot.
1061 (mips_output_function_prologue): Handle TARGET_MIPS16 for
1063 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
1064 then use a copygp_mips16 instruction to set up $28.
1065 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
1066 (mips16_lay_out_constants): Call split_all_insns_noflow.
1067 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
1068 false if TARGET_MIPS16.
1069 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
1070 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
1071 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
1072 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
1073 MIPS16 code. Allow MIPS16 o32 PIC.
1074 (mips_override_options): Allow MIPS16 o32 PIC.
1075 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
1076 after reload if TARGET_USE_GOT.
1077 (UNSPEC_COPYGP): New constant.
1078 (length): Use a default length of 8 for MIPS16 GOT loads.
1079 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
1080 (*got_page<mode>): Check mips_split_hi_p.
1081 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
1082 (unspec_got<mode>, unspec_call<mode>): New expanders.
1083 (load_got<mode>, load_call<mode>): Remove the length attributes.
1084 Use a got attribute instead of a type attribute.
1085 (copygp_mips16): New insn.
1086 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
1087 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
1088 (sibcall, sibcall_value, call, call_value): Update the calls
1089 to mips_expand_call.
1090 (call_internal, call_value_internal): Use mips_split_call.
1091 (call_value_multiple_internal): Likewise.
1092 (call_split): Move after call_internal (the insn it is split from).
1093 (call_internal_direct, call_value_internal_direct): Turn into
1094 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
1095 (call_direct_split, call_value_direct_split): New patterns.
1096 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
1097 and use M16_REGS instead of M16_NA_REGS.
1098 * config/mips/predicates.md (const_call_insn_operand): Replace
1099 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
1100 mips_use_pic_fn_addr_reg_p check.
1101 (move_operand): Reject HIGHs if mips_split_hi_p.
1102 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
1103 (__mips16_floatunsisf): Inline __mips16_floatsisf.
1104 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
1105 * config/mips/libgcc-mips16.ver: New file.
1106 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
1107 $(srcdir)/config/mips/libgcc-mips16.ver.
1109 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1111 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
1112 (mips_unspec_address, mips_unspec_offset_high): Likewise.
1113 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
1114 (mips16_cfun_returns_in_fpr_p): Likewise.
1116 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1118 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
1119 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
1120 rather than 4 to PC.
1122 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1124 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
1125 (FUNCTION_PROFILER): Save the static chain pointer into $2
1126 beforehand and restore it aftewards.
1127 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
1128 address directly into $25 and call the function through $25;
1129 do not clobber $3. Pad the DImode version to cover the space
1130 left by the deleted $25 <- $3 move.
1131 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
1132 the removal of the $25 <- $3 move.
1133 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
1134 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
1136 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1137 Daniel Jacobowitz <dan@codesourcery.com>
1139 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
1140 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
1141 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
1142 * config/mips/mips.c (mips_start_function_definition): New function.
1143 (mips_end_function_definition): Likewise.
1144 (mips_output_function_prologue): Use mips_start_function_definition.
1145 (mips_output_function_epilogue): Use mips_end_function_definition.
1146 (build_mips16_function_stub): Use mips_start_function_definition
1147 and mips_end_function_definition.
1148 (build_mips16_call_stub): Likewise.
1150 2008-08-09 Richard Guenther <rguenther@suse.de>
1152 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
1153 * gimple.h (gimple_call_fn): Adjust comment.
1154 (gimple_call_set_fndecl): New function.
1155 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
1156 longer having bare FUNCTION_DECL operand.
1157 (gimple_call_return_type): Likewise.
1158 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
1160 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
1161 (gimple_mod_pow2): Likewise.
1162 (gimple_mod_subtract): Likewise.
1163 (gimple_ic): Likewise.
1164 (gimple_stringop_fixed_value): Likewise.
1165 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
1166 longer having bare FUNCTION_DECL operand.
1167 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
1168 * omp-low.c (optimize_omp_library_calls): Likewise.
1169 * cgraphunit.c (update_call_expr): Likewise.
1170 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
1171 (execute_convert_to_rsqrt): Likewise.
1172 * cfgexpand.c (gimple_to_tree): Simplify.
1173 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
1174 bare FUNCTION_DECL operand.
1175 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
1176 (convert_gimple_call): Use gimple_call_fndecl.
1177 * c-common.c (c_warn_unused_result): Likewise.
1179 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1182 * c-typeck.c (digest_init): Call verify_sequence_points from here.
1183 (c_finish_return): Likewise.
1184 (c_start_case): Likewise.
1185 * c-common.c (warn_for_collisions_1): Use explicit location in
1187 * c-parser.c (c_parser_condition): New. Call
1188 verify_sequence_points.
1189 (c_parser_paren_condition): Call c_parser_condition.
1190 (c_parser_for_statement): Call c_parser_condition.
1192 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1195 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
1196 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
1197 Moved from diagnostic.h
1198 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
1200 (emit_diagnostic): New.
1201 (warning0, pedwarn0): Delete.
1202 (warning, warning_at, pedwarn, permerror): Return bool.
1203 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
1204 Moved to diagnostic.c.
1205 (struct diagnostic_context): Use correct type for
1206 classify_diagnostic.
1207 (diagnostic_report_diagnostic): Update declaration.
1208 (emit_diagnostic): Declare.
1209 * errors.c (warning): Return bool.
1210 * errors.h (warning): Update declaration.
1211 * toplev.h (warning0, pedwarn0): Delete.
1212 (warning, warning_at, pedwarn, permerror): Return bool.
1213 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
1214 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
1215 inform. Update all calls.
1216 (diagnose_mismatched_decls): Check return value of warning/pedwarn
1217 before giving informative note.
1218 (implicit_decl_warning): Likewise.
1219 * c-typeck.c (build_function_call): Likewise.
1220 * tree-sssa.c (warn_uninit): Likewise.
1221 * builtins.c (gimplify_va_arg_expr): Likewise.
1223 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1226 * doc/invoke.texi (-Wextra): Move warning from here...
1227 (-Wuninitialized): ... to here.
1229 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1232 * flags.h (set_Wunused): Delete
1233 * toplev.c (process_options): Handle Wunused flags here.
1234 * opts.c (maybe_warn_unused_parameter): Delete.
1235 (common_handle_option): Replace set_Wunused by warn_unused.
1236 (set_Wextra): Do not handle Wunused-parameter here.
1237 (set_Wunused): Delete.
1238 * c-opts.c (c_common_handle_option): Replace set_Wunused by
1240 * common.opt (Wunused): Add Var and Init.
1241 (Wunused-function): Likewise.
1242 (Wunused-label): Likewise.
1243 (Wunused-parameter): Likewise.
1244 (Wunused-value): Likewise.
1245 (Wunused-variable): Likewise.
1247 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
1249 * doc/invoke.texi: Add cpu_type power7.
1250 * config.in (HAVE_AS_VSX): New.
1251 * config.gcc: Add cpu_type power7.
1252 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
1254 * configure: Regenerate.
1255 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
1257 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
1258 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
1259 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
1261 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
1263 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
1264 type to vectorize.builtin_conversion.
1265 (vectorizable_conversion): Likewise.
1266 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
1267 integral type as input.
1268 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
1270 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
1271 and ALTIVEC_BUILTIN_VCTSXS.
1272 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
1275 2008-08-08 Richard Guenther <rguenther@suse.de>
1277 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
1278 (surely_varying_stmt_p): Calls are varying only if they are
1279 non-builtin and not indirect or have no result.
1280 (ccp_fold): Re-instantiate code before the tuples merge.
1282 2008-08-08 Richard Guenther <rguenther@suse.de>
1284 PR tree-optimization/37056
1285 * gimple.h (gimple_assign_rhs_class): New helper function.
1286 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
1287 unary operations properly.
1289 2008-08-07 Jan Hubicka <jh@suse.cz>
1291 * i386.h (ix86_size_cost): Declare.
1292 (ix86_cur_cost): New function macro.
1293 * i386.md (peepholes expanding size and splitters): Predicate by
1294 optimize_insn_for_speed_p.
1295 (peepholes reduce size and splitters): Predicate by
1296 optimize_insn_for_size_p.
1297 * i386.c (ix86_size_cost): Rename from ...
1298 (size_cost): This one.
1299 (override_options): Update.
1300 (decide_alg): Likewise.
1301 (ix86_expand_clear): Use RTL profile.
1302 (ix86_pad_returns): Use RTL profile.
1304 2008-08-07 Jan Hubicka <jh@suse.cz>
1306 * recog.c (split_all_insns): Set RTL profile
1307 (peephole2_optimize): Likewise.
1308 * function.c (thread_prologue_and_epilogue_insns): Likewise.
1309 * combine.c (combine_instructions): Likewise.
1311 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1313 * c-common.c (c_common_reswords): Also warn about keyword "bool".
1315 2008-08-07 Bob Wilson <bob.wilson@acm.org>
1317 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
1318 value in a6 after the set_frame_ptr insn.
1320 2008-08-07 Richard Henderson <rth@redhat.com>
1323 * gcc.c (cpp_options): Pass along -g*.
1325 2008-08-07 Joseph Myers <joseph@codesourcery.com>
1327 * config/arm/arm.c (output_move_neon): Update comment describing
1328 big-endian vector layout.
1329 (arm_assemble_integer): Do not handle big-endian NEON vectors
1331 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
1332 neon_vget_lane<mode>_sext_internal,
1333 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
1334 element indices for big-endian.
1336 2008-08-07 Richard Henderson <rth@redhat.com>
1338 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
1339 * configure, config.in: Rebuild.
1340 * debug.h (dwarf2out_do_cfi_asm): Declare.
1341 * c-cppbuiltin.c (c_cpp_builtins): Use it.
1342 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
1343 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
1344 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
1346 2008-08-07 Joseph Myers <joseph@codesourcery.com>
1348 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
1349 movv2si_internal): Combine into mov<mode>_internal.
1350 (movv2si_internal_2): Remove.
1352 2008-08-07 Jan Hubicka <jh@suse.cz>
1355 * i386.md (single stringop patterns): Enable unconditionally.
1357 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
1360 * config/i386/emmintrin.h (_mm_move_epi64): Use
1361 __builtin_ia32_movq128.
1363 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
1364 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
1366 * config/i386/sse.md (sse2_movq128): New.
1368 * doc/extend.texi: Document __builtin_ia32_movq128.
1370 2008-08-07 Richard Guenther <rguenther@suse.de>
1373 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
1374 pointers can access anything.
1376 2008-08-06 Jan Hubicka <jh@suse.cz>
1378 * optabs.c (emit_unop_insn): Break out to ...
1379 (maybe_emit_unop_insn): ... this one.
1380 (expand_sfix_optab): Use maybe variant.
1381 * optabs.h (maybe_emit_unop_insn): Declare.
1383 * i386.md (mov0 patterns): Enable by default.
1384 (FP conversion expanders): Disable expansion of code expanding
1385 sequences when instruction should be optimized for size.
1386 (single strinop patterns): Enable when optimizing for size.
1387 (string expanders): Disable expanding of code expanding sequences
1388 when optimizning instruction for size.
1389 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
1391 (ix86_fp_comparison_sahf_cost): Likewise.
1392 (ix86_expand_branch): Likewise.
1393 (ix86_expand_ashl_const): Likewise.
1394 (ix86_split_ashl): Likewise.
1395 (ix86_expand_strlen): Likewise.
1396 (ix86_emit_fp_unordered_jump): Likewie.
1398 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1400 * c-common.c: Fix typo.
1401 (c_common_reswords): Activate more C++ keyword warnings.
1403 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
1405 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1408 * diagnostic.c (permerror_at): New.
1409 * toplev.h (permerror_at): Declare.
1411 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
1412 Ira Rosen <irar@il.ibm.com>
1414 * tree-vect-transform.c (vect_model_simple_cost): Return
1415 immediately if stmt is pure SLP.
1416 (vect_model_store_cost): Ditto.
1417 (vect_model_load_cost): Ditto.
1418 (vectorizable_store): Remove PURE_SLP check before call
1419 to vect_model_store_cost.
1420 (vect_model_store_cost): When checking whether stmt describe
1421 strided access, add a check that it is not slp_node.
1423 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1426 * c-common.c (warn_for_sign_compare): New. Handle separately the
1427 case that 'constant' is zero.
1428 * c-typeck.c (build_binary_op): Move code to c-common.c
1430 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1432 * config/alpha/alpha.c (alpha_preferred_reload_class,
1433 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
1434 alpha_output_mi_thunk_osf): Avoid C++ keywords.
1435 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
1436 * config/arm/arm.md: Likewise.
1437 * config/avr/avr-protos.h (preferred_reload_class,
1438 test_hard_reg_class, avr_simplify_comparison_p,
1439 out_shift_with_cnt, class_max_nregs): Likewise.
1440 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
1441 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
1442 preferred_reload_class, test_hard_reg_class): Likewise.
1443 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
1444 bfin_memory_move_cost, bfin_secondary_reload,
1445 bfin_output_mi_thunk): Likewise.
1446 * config/crx/crx.c (crx_secondary_reload_class,
1447 crx_memory_move_cost): Likewise.
1448 * config/frv/frv-protos.h (frv_secondary_reload_class,
1449 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
1450 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
1451 frv_secondary_reload_class, frv_class_likely_spilled_p,
1452 frv_class_max_nregs): Likewise.
1453 * config/h8300/h8300.c (h8300_classify_operand,
1454 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
1456 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
1457 * config/ia64/ia64.c (ia64_preferred_reload_class,
1458 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
1459 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
1460 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
1462 * config/m68hc11/m68hc11.c (preferred_reload_class,
1463 m68hc11_memory_move_cost): Likewise.
1464 * config/mcore/mcore.c (mcore_secondary_reload_class,
1465 mcore_reload_class): Likewise.
1466 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
1467 mips_class_max_nregs, mips_cannot_change_mode_class,
1468 mips_preferred_reload_class, mips_secondary_reload_class,
1469 mips_output_mi_thunk): Likewise.
1470 * config/mmix/mmix.c (mmix_preferred_reload_class,
1471 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
1473 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1475 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
1476 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
1477 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1478 * config/rs6000/rs6000.c (paired_expand_vector_init,
1479 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
1480 compare_section_name, rs6000_memory_move_cost): Likewise.
1481 * config/s390/s390.c (s390_emit_compare_and_swap,
1482 s390_preferred_reload_class, s390_secondary_reload,
1483 legitimize_pic_address, legitimize_tls_address,
1484 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
1485 s390_class_max_nregs): Likewise.
1486 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1487 * config/s390/s390.md: Likewise.
1488 * config/score/score-protos.h (score_secondary_reload_class,
1489 score_preferred_reload_class): Likewise.
1490 * config/score/score.c (score_preferred_reload_class,
1491 score_secondary_reload_class): Likewise.
1492 * config/score/score3.c (score3_output_mi_thunk,
1493 score3_preferred_reload_class, score3_secondary_reload_class,
1494 score3_hard_regno_mode_ok): Likewise.
1495 * config/score/score3.h (score3_preferred_reload_class,
1496 score3_secondary_reload_class): Likewise.
1497 * config/score/score7.c (score7_output_mi_thunk,
1498 score7_preferred_reload_class, score7_secondary_reload_class,
1499 score7_hard_regno_mode_ok): Likewise.
1500 * config/score/score7.h (score7_preferred_reload_class,
1501 score7_secondary_reload_class): Likewise.
1502 * config/sh/sh.c (prepare_move_operands, output_far_jump,
1503 output_branchy_insn, add_constant, gen_block_redirect,
1504 sh_insn_length_adjustment, sh_cannot_change_mode_class,
1505 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
1507 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1508 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
1509 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
1510 xstormy16_preferred_reload_class): Likewise.
1511 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
1512 xtensa_expand_atomic, override_options,
1513 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
1515 * reorg.c (try_merge_delay_insns): Likewise.
1516 * tree.c (merge_dllimport_decl_attributes): Likewise.
1518 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
1520 2008-08-06 Michael Matz <matz@suse.de>
1522 * Makefile.in (write_entries_to_file): Quote words.
1523 * gengtype.c: (read_input_line): Skip over leading white-space.
1525 2008-08-06 Marc Gauthier <marc@tensilica.com>
1527 * config.gcc: Match more processor names for Xtensa.
1528 * configure.ac: Likewise.
1529 * doc/install.texi (Specific): Likewise.
1530 * configure: Regenerate.
1532 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1534 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
1535 * calls.c (avoid_likely_spilled_reg): Likewise.
1536 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
1537 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
1538 * config/i386/i386.c (ix86_expand_special_args_builtin,
1539 ix86_secondary_reload): Likewise.
1540 * except.c (struct eh_region, gen_eh_region_catch,
1541 remove_unreachable_regions, duplicate_eh_regions,
1542 assign_filter_values, build_post_landing_pads,
1543 sjlj_find_directly_reachable_regions, remove_eh_handler,
1544 reachable_next_level, foreach_reachable_handler,
1545 can_throw_internal_1, can_throw_external_1,
1546 collect_one_action_chain): Likewise.
1547 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
1548 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
1549 * function.c (update_temp_slot_address, instantiate_new_reg,
1550 instantiate_virtual_regs_in_rtx,
1551 instantiate_virtual_regs_in_insn): Likewise.
1552 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
1553 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
1554 gimplify_cleanup_point_expr): Likewise.
1555 * ipa-cp.c (ipcp_lattice_changed): Likewise.
1556 * passes.c (next_pass_1): Likewise.
1557 * print-tree.c (print_node_brief, print_node): Likewise.
1558 * profile.c (branch_prob): Likewise.
1559 * tree-dump.c (dump_register): Likewise.
1560 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
1562 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
1563 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
1564 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
1565 copy_arguments_for_versioning, copy_static_chain): Likewise.
1566 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
1567 add_new_name_mapping, register_new_name_mapping): Likewise.
1568 * tree-mudflap.c (mf_xform_derefs): Likewise.
1569 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
1570 get_init_expr, combine_chains): Likewise.
1571 * tree-pretty-print.c (dump_generic_node): Likewise.
1572 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
1573 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
1574 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
1575 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
1577 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
1580 * calls.c (expand_call): Use the biggest preferred stack
1583 2008-08-06 Michael Matz <matz@suse.de>
1586 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
1587 for reused reload, instead of overwriting them.
1589 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
1592 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
1593 for incoming stack boundary.
1595 * function.c (assign_parm_find_entry_rtl): Update
1596 parm_stack_boundary.
1598 * function.h (rtl_data): Add parm_stack_boundary.
1600 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
1601 parm_stack_boundary for incoming stack boundary.
1603 2008-08-06 Joseph Myers <joseph@codesourcery.com>
1605 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
1606 for unrepresentable subregs or treat them as equal to other regs
1607 or subregs with the same register number.
1609 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
1612 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
1615 2008-08-06 Jan Hubicka <jh@suse.cz>
1617 * predict.c (maybe_hot_frequency_p): When profile is absent, all
1618 frequencies might be hot.
1620 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
1622 * reload.c (find_reloads): Force constants into literal pool
1623 also if they are wrapped in a SUBREG.
1625 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1628 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
1629 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
1630 Don't allow predicated instructions for data speculation.
1631 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
1634 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1636 * haifa-sched.c (extend_global): Split to extend_global_data and
1637 extend_region_data. Update all uses.
1638 (extend_all): Rename to extend_block_data.
1640 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1642 * sched-rgn.c (new_ready): Check if instruction can be
1643 speculatively scheduled before attempting speculation.
1644 (debug_rgn_dependencies): Remove wrongful assert.
1646 2008-08-05 Bob Wilson <bob.wilson@acm.org>
1648 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
1650 2008-08-05 Bob Wilson <bob.wilson@acm.org>
1652 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
1653 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
1654 va_size, and type_size.
1656 2008-08-04 Jason Merrill <jason@redhat.com>
1659 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
1660 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
1662 2008-08-05 Richard Henderson <rth@redhat.com>
1664 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
1665 * configure: Rebuild.
1667 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1670 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
1671 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
1674 2008-08-05 Richard Henderson <rth@redhat.com>
1676 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
1677 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
1678 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
1679 * common.opt (fdwarf2-cfi-asm): New.
1680 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
1681 * config.in, configure: Rebuild.
1682 * dwarf2asm.c (dw2_asm_output_data_raw): New.
1683 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
1684 (dw2_force_const_mem): Externalize.
1685 * dwarf2asm.h: Update.
1686 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
1687 generate a real label.
1688 (output_cfi_directive): New.
1689 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
1690 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
1691 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
1693 (dwarf2out_end_epilogue): Emit .cfi_endproc.
1694 (output_loc_operands_raw, output_loc_sequence_raw): New.
1695 (output_cfa_loc_raw): New.
1697 2008-08-05 Paul Brook <paul@codesourcery.com>
1699 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
1700 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
1701 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
1702 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
1703 * config/arm/arm.h (TARGET_VFPD32): Define.
1704 (TARGET_VFP3): Use TARGET_VFPD32.
1705 (fputype): Add FPUTYPE_VFP3D16.
1706 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
1707 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
1708 * config/arm/arm-cores.def: Add cortex-r4f.
1709 * config/arm/arm-tune.md: Regenerate.
1711 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1713 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
1714 Reword some comments throughout the file.
1716 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
1717 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
1718 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
1719 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
1721 (MFC_START_ENABLE): Remove PPU-only define.
1722 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
1723 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
1725 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
1726 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
1727 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
1728 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
1729 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
1730 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
1731 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
1733 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
1734 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
1735 (mfc_sdcrt, mfc_sdcrtst): Likewise.
1736 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
1738 (spu_read_machine_status): Fix typo.
1740 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1742 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
1743 SUBREG of multi-word hard register.
1744 * config/spu/spu.c (valid_subreg): Likewise.
1745 (adjust_operand): Handle SUBREGs of multi-word hard registers.
1747 2008-08-04 Richard Guenther <rguenther@suse.de>
1749 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
1750 the candidate with the stripped base if that base is different
1751 from the original base even for offset zero.
1753 2008-08-04 Richard Guenther <rguenther@suse.de>
1756 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
1757 check for no_overflow.
1759 2008-08-04 Richard Guenther <rguenther@suse.de>
1761 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
1763 2008-08-04 Paul Brook <paul@codesourcery.com>
1765 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
1766 (arm_order_regs_for_local_alloc): New function.
1767 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
1769 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
1771 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1774 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
1775 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
1776 (ix86_expand_epilogue): Likewise.
1778 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1780 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
1783 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1785 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
1786 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
1787 (*movv2sf_internal_rex64): Ditto.
1789 2008-08-03 Jan Hubicka <jh@suse.cz>
1791 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
1792 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
1793 * expmed.c (expand_smod_pow2): Likewise.
1795 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1798 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
1799 alternative 0 of operand 1.
1800 (*vec_concatv2di_rex64_sse): Ditto.
1801 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
1803 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
1804 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
1805 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
1806 (*movv2sf_internal_rex64): Ditto.
1808 2008-08-02 Richard Guenther <rguenther@suse.de>
1811 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
1812 (ssedoublesizemode): New mode attribute.
1813 (sse_shufps): Call gen_sse_shufps_v4sf.
1814 (sse_shufps_1): Macroize.
1815 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
1816 (sse2_shufpd_1): Macroize.
1817 (vec_extract_odd, vec_extract_even): New expanders.
1818 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
1819 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
1820 * i386.c (ix86_expand_vector_init_one_nonzero): Call
1821 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
1822 (ix86_expand_vector_set): Likewise.
1823 (ix86_expand_reduc_v4sf): Likewise.
1825 2008-08-01 Doug Kwan <dougkwan@google.com>
1827 * matrix-reorg.c: Re-enable all code.
1828 (struct malloc_call_data): Change CALL_STMT to gimple type.
1829 (collect_data_for_malloc_call): Tuplify.
1830 (struct access_site_info): Change STMT to gimple type.
1831 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
1832 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
1833 (struct free_info): Change STMT to gimple type.
1834 (struct matrix_access_phi_node): Change PHI to gimple type.
1835 (get_inner_of_cast_expr): Remove.
1836 (may_flatten_matrices_1): Tuplify.
1837 (may_flatten_matrices): Ditto.
1838 (mark_min_matrix_escape_level): Ditto.
1839 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
1840 (ssa_accessed_in_call_rhs): New
1841 (ssa_accessed_in_assign_rhs): New
1842 (record_access_alloc_site_info): Tuplify.
1843 (add_allocation_site): Ditto.
1844 (analyze_matrix_allocation_site): Ditto.
1845 (analyze_transpose): Ditto.
1846 (get_index_from_offset): Ditto.
1847 (update_type_size): Ditto.
1848 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
1849 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
1850 (analyze_accesses_for_phi_node): Tuplify.
1851 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
1852 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
1853 (analyze_matrix_accesses): Tuplify.
1854 (check_var_data): New call-back type for check_var_notmodified_p.
1855 (check_var_notmodified_p): Tuplify and use call-back struct to
1856 return statement found.
1857 (can_calculate_expr_before_stmt): Factor out statement related code
1859 (can_calculate_stmt_before_stmt): New.
1860 (check_allocation_function): Tuplify.
1861 (find_sites_in_func): Ditto.
1862 (record_all_accesses_in_func): Ditto.
1863 (transform_access_sites): Ditto.
1864 (transform_allocation_sites): Ditto.
1865 (matrix_reorg): Re-enable.
1866 (gate_matrix_reorg): Re-enable.
1868 2008-08-01 Jakub Jelinek <jakub@redhat.com>
1870 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
1871 for labels for which it hasn't been set yet. If it has been set,
1872 stop walking insns and continue with next worklist item.
1873 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
1874 if the only BARRIER is at the very end of a function.
1876 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
1878 * cfgexpand.c (expand_stack_alignment): Assert that
1879 stack_realign_drap and drap_rtx must match.
1881 * function.c (instantiate_new_reg): If DRAP is used to realign
1882 stack, replace virtual_incoming_args_rtx with internal arg
1885 2008-08-01 Richard Guenther <rguenther@suse.de>
1887 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
1888 loop information only if we initialized it.
1889 (execute_pre): Call fini_pre with in_fre.
1890 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
1891 if we do not unroll because we hit max-completely-peeled-insns.
1892 Use our estimation for consistency, do allow shrinking.
1894 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
1896 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
1897 with MIN_STACK_BOUNDARY.
1898 (ix86_update_stack_boundary): Likewise.
1899 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
1902 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
1903 (MIN_STACK_BOUNDARY): This.
1905 2008-08-01 Richard Guenther <rguenther@suse.de>
1908 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
1910 2008-08-01 Richard Guenther <rguenther@suse.de>
1912 PR tree-optimization/36988
1913 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
1914 do not matter if that doesn't change volatile qualification.
1916 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
1918 * configure.ac: Do not generate libada-mk. Do not subst
1920 * libada-mk.in: Remove.
1921 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
1922 * configure: Regenerate.
1924 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
1926 * tree-pass.h: Added comment about not dumping passes with name
1927 starting with star in struct opt_pass.
1928 * passes.c (register_dump_files_1): Don't do dump for a pass with
1929 name starting with star.
1930 * doc/passes.texi (Pass manager): Mention pass names and special
1931 meaning of star prefix to avoid dump.
1933 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
1935 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
1937 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
1938 (ISA_MIPS64R2): New macro.
1939 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
1940 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
1941 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
1942 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
1943 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
1944 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
1945 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
1946 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
1947 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
1948 Move up to keep list alphabetically sorted.
1949 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
1950 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
1952 * doc/invoke.texi (MIPS Options): Add -mips64r2.
1953 (-march=@var{arch}): Add mips64r2.
1955 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1957 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
1959 2008-07-31 Steve Ellcey <sje@cup.hp.com>
1961 * expr.c (expand_assignment): Check for complete type.
1963 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1966 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
1968 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
1969 for stack alignment.
1971 * function.h (rtl_data): Add stack_realign_tried. Update comments.
1973 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
1975 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
1976 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
1978 2008-07-31 Jakub Jelinek <jakub@redhat.com>
1980 PR rtl-optimization/36419
1981 * dwarf2out.c (barrier_args_size): New variable.
1982 (compute_barrier_args_size, compute_barrier_args_size_1): New
1984 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
1985 if not called yet in the current function, use barrier_args_size
1986 array to find the new args_size value.
1987 (dwarf2out_frame_debug): Free and clear barrier_args_size.
1989 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1992 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
1995 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1998 * dwarf2out.c (dwarf2out_args_size_adjust): New.
1999 (dwarf2out_stack_adjust): Use it.
2000 (dwarf2out_frame_debug_expr): Likewise.
2002 2008-07-31 Richard Guenther <rguenther@suse.de>
2004 PR tree-optimization/36978
2005 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
2006 the generated condition.
2008 2008-07-31 Richard Guenther <rguenther@suse.de>
2010 * passes.c (init_optimization_passes): Always call
2011 pass_early_warn_uninitialized.
2012 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
2013 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
2014 * doc/passes.texi (Warn for uninitialized variables): Adjust.
2016 2008-07-31 Jakub Jelinek <jakub@redhat.com>
2019 * builtins.c (maybe_emit_free_warning): New function.
2020 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
2021 maybe_emit_free_warning for BUILT_IN_FREE.
2024 * dwarf2out.c (get_context_die): New function.
2025 (force_decl_die, force_type_die): Use it.
2026 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
2027 returns NULL, force generation of DW_TAG_typedef and put that into
2030 PR preprocessor/36649
2031 * c-pch.c (c_common_read_pch): Save and restore
2032 line_table->trace_includes across PCH restore.
2034 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
2037 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
2039 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
2042 * final.c (call_from_call_insn): Handle COND_EXEC.
2044 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
2046 * builtins.c (std_gimplify_va_arg_expr): Replace
2047 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
2048 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2050 2008-07-30 Joey Ye <joey.ye@intel.com>
2051 H.J. Lu <hongjiu.lu@intel.com>
2053 * builtins.c (expand_builtin_setjmp_receiver): Replace
2054 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
2055 (expand_builtin_apply_args_1): Likewise.
2056 (expand_builtin_longjmp): Need DRAP for stack alignment.
2057 (expand_builtin_apply): Likewise.
2059 * caller-save.c (setup_save_areas): Call assign_stack_local_1
2060 instead of assign_stack_local to allow alignment reduction.
2062 * calls.c (emit_call_1): Need DRAP for stack alignment if
2064 (expand_call): Replace virtual_incoming_args_rtx with
2065 crtl->args.internal_arg_pointer.
2066 * stmt.c (expand_nl_goto_receiver): Likewise.
2068 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
2069 alignment and store to stack_alignment_estimated and
2070 max_used_stack_slot_alignment.
2071 (expand_one_var): Likewise.
2072 (expand_stack_alignment): New function.
2073 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
2074 and stack_alignment_estimated fields in rtl_data. Call
2075 expand_stack_alignment at end.
2077 * defaults.h (INCOMING_STACK_BOUNDARY): New.
2078 (MAX_STACK_ALIGNMENT): Likewise.
2079 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
2080 (SUPPORTS_STACK_ALIGNMENT): Likewise.
2082 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
2083 stack alignment when generating virtual registers.
2085 * function.c (assign_stack_local): Renamed to ...
2086 (assign_stack_local_1): This. Add a parameter to indicate
2087 if it is OK to reduce alignment.
2088 (assign_stack_local): Use it.
2089 (instantiate_new_reg): Instantiate virtual incoming args rtx
2090 to vDRAP if stack realignment and DRAP is needed.
2091 (assign_parms): Collect parameter/return type alignment and
2092 contribute to stack_alignment_estimated.
2093 (locate_and_pad_parm): Likewise.
2094 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
2095 with crtl->args.internal_arg_pointer.
2097 * function.h (rtl_data): Add new field drap_reg,
2098 max_used_stack_slot_alignment, stack_alignment_estimated,
2099 stack_realign_needed, need_drap, stack_realign_processed and
2100 stack_realign_finalized.
2101 (stack_realign_fp): New macro.
2102 (stack_realign_drap): Likewise.
2104 * global.c (compute_regsets): Frame pointer is needed when
2105 stack is realigned. Can eliminate frame pointer when stack is
2106 realigned and dynamic realigned argument pointer isn't used.
2108 * reload1.c (update_eliminables): Frame pointer is needed
2109 when stack is realigned.
2110 (init_elim_table): Can eliminate frame pointer when stack is
2111 realigned and dynamic realigned argument pointer isn't used.
2113 * rtl.h (assign_stack_local_1): Declare new funtion.
2115 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
2116 (TARGET_GET_DRAP_RTX): Likewise.
2117 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
2118 TARGET_GET_DRAP_RTX.
2120 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
2122 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
2123 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
2125 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
2126 H.J. Lu <hongjiu.lu@intel.com>
2128 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
2129 vdrap_reg, stack_realign and drap_reg_saved.
2130 (add_cfi): Don't allow redefining CFA when DRAP is used.
2131 (reg_save): Handle stack alignment.
2132 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
2133 alignment. Don't generate DWARF information for (set fp sp)
2135 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
2137 (int_loc_descriptor): Move prototype forward. Also define if
2138 DWARF2_UNWIND_INFO is true.
2139 (output_cfa_loc): Handle DW_CFA_expression.
2140 (build_cfa_aligned_loc): New.
2141 (based_loc_descr): Update assert for stack realign. For local
2142 variables, use sp+offset when stack is aligned without drap and
2143 fp+offset when stack is aligned with drap. For arguments, use
2144 cfa+offset when drap is used to align stack.
2146 2008-07-30 Joey Ye <joey.ye@intel.com>
2147 H.J. Lu <hongjiu.lu@intel.com>
2149 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
2151 (ix86_gen_andsp): New.
2152 (ix86_user_incoming_stack_boundary): Likewise.
2153 (ix86_default_incoming_stack_boundary): Likewise.
2154 (ix86_incoming_stack_boundary): Likewise.
2155 (ix86_can_eliminate): Likewise.
2156 (find_drap_reg): Likewise.
2157 (ix86_update_stack_boundary): Likewise.
2158 (ix86_get_drap_rtx): Likewise.
2159 (ix86_finalize_stack_realign_flags): Likewise.
2160 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
2161 (TARGET_GET_DRAP_RTX): Likewise.
2162 (override_options): Overide option value for new options.
2163 (ix86_function_ok_for_sibcall): Remove check for
2164 force_align_arg_pointer.
2165 (ix86_handle_cconv_attribute): Likewise.
2166 (ix86_function_regparm): Likewise.
2167 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
2168 (ix86_va_start): Replace virtual_incoming_args_rtx with
2169 crtl->args.internal_arg_pointer.
2170 (ix86_select_alt_pic_regnum): Check DRAP register.
2171 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
2172 (ix86_compute_frame_layout): Compute frame layout wrt stack
2174 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
2175 (ix86_expand_prologue): Decide if stack realignment is needed
2176 and generate prologue code accordingly.
2177 (ix86_expand_epilogue): Generate epilogue code wrt stack
2178 realignment is really needed or not.
2180 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
2181 (ABI_STACK_BOUNDARY): Likewise.
2182 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
2183 (STACK_REALIGN_DEFAULT): Likewise.
2184 (INCOMING_STACK_BOUNDARY): Likewise.
2185 (MAX_STACK_ALIGNMENT): Likewise.
2186 (ix86_incoming_stack_boundary): Likewise.
2187 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
2188 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
2189 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
2190 (machine_function): Remove force_align_arg_pointer.
2192 * config/i386/i386.md (BX_REG): New.
2193 (R13_REG): Likewise.
2195 * config/i386/i386.opt (mforce_drap): New.
2196 (mincoming-stack-boundary): Likewise.
2197 (mstackrealign): Add Init(-1).
2199 * config/i386/i386-protos.h (ix86_can_eliminate): New
2201 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
2203 * doc/extend.texi: Update force_align_arg_pointer.
2205 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
2208 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
2209 (INCOMING_STACK_BOUNDARY): Likewise.
2210 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
2211 (TARGET_GET_DRAP_RTX): Likewise.
2213 2008-07-30 Andreas Schwab <schwab@suse.de>
2215 PR rtl-optimization/36929
2216 * dse.c (replace_inc_dec): Use emit_insn_before instead of
2217 add_insn_before and fix argument order.
2218 (replace_inc_dec_mem): Handle NULL rtx.
2220 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
2222 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
2224 (arm_compute_initial_elimination_offset): Use it.
2225 (arm_compute_save_reg_mask): Include static chain save slot when
2226 calculating alignment.
2227 (arm_get_frame_offsets): Ditto.
2228 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
2229 that we can use to decrement the stack when the stack decrement
2230 could be too big for an immediate value in a single insn.
2231 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
2233 2008-07-30 Richard Guenther <rguenther@suse.de>
2235 PR tree-optimization/36967
2236 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
2237 Release defs of statements we remove.
2239 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
2241 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
2242 instead of NULL_RTVEC.
2244 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
2248 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
2251 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
2253 * final.c (call_from_call_insn): New.
2254 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
2256 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
2258 * configure.ac: Substitute ADA_CFLAGS.
2259 * configure: Regenerate.
2260 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
2261 * Makefile.in: Remove mention of X_* variables.
2262 * config/pa/x-ada-hpux10: Remove.
2263 * config/pa/x-ada: Remove.
2265 * doc/fragments.texi: Update.
2267 2008-07-30 Olivier Hainque <hainque@adacore.com>
2269 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
2270 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
2271 __dso_handle explicitly here.
2273 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2276 * c-typeck.c (build_binary_op): Encapsulate code into...
2277 * c-common.c (shorten_binary_op): ...this new function.
2278 (conversion_warning): Use the new function. Handle non-negative
2279 constant in bitwise-and.
2280 * c-common.h (shorten_binary_op): Declare.
2282 2008-07-30 Olivier Hainque <hainque@adacore.com>
2284 * scan.c (make_sstring_space): Add explicit conversions of
2285 allocator's return value.
2286 * fix-header.c (recognized_function): Likewise.
2288 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2290 * doc/cpp.texi: Update to GFDL 1.2.
2291 * doc/gcc.texi: Do not list GPL as Invariant Section.
2292 * doc/gccint.texi: Likewise. Update copyright years.
2293 * doc/install.texi: Update copyright years.
2295 2008-07-30 Alan Modra <amodra@bigpond.net.au>
2298 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
2299 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
2301 2008-07-29 Jan Hubicka <jh@suse.cz>
2303 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
2304 (grokdeclarator): Likewise.
2305 * langhooks.c (lhd_warn_unused_global_decl): Use
2306 DECL_DECLARED_INLINE_P.
2307 * print-tree.c (print_node): Remove DECL_INLINE check.
2309 2008-07-29 Richard Guenther <rguenther@suse.de>
2311 PR tree-optimization/36945
2312 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
2313 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
2314 Record invariant addresses un-decomposed.
2315 (copy_reference_ops_from_call): Record reference call
2316 arguments properly. Simplify.
2317 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
2318 helper split out from ...
2319 (create_component_ref_by_pieces): ... here. Simplify.
2320 Prepare for recursive invocation for call arguments.
2321 (create_expression_by_pieces): Adjust call to
2322 create_component_ref_by_pieces.
2323 (compute_avail): Process operand 2 of reference ops.
2325 2008-07-29 Richard Guenther <rguenther@suse.de>
2327 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
2329 2008-07-29 Jakub Jelinek <jakub@redhat.com>
2331 * c-format.c (check_format_types): Revert unwanted checkin.
2333 2008-07-29 Jan Hubicka <jh@suse.cz>
2335 * flags.h (flag_really_no_inline): Remove.
2336 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
2337 * toplev.c (flag_really_no_inline): Remove.
2338 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
2339 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
2340 (cgraph_decide_inlining_incrementally): Likewise.
2341 (compute_inline_parameters): Likewise.
2342 * opts.c (decode_options): Simplify.
2343 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
2344 * common.opt (finline): Initialize to 1.
2345 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
2347 2008-07-29 Jan Hubicka <jh@suse.cz>
2349 * predict.c (always_optimize_for_size_p): New function.
2350 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
2351 optimize_edge_for_size_p, optimize_edge_for_speed_p,
2352 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
2354 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
2355 * function.c (prepare_function_start): Set default profile.
2356 * function.h (rtl_data): Add maybe_hot_insn_p.
2357 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
2358 (construct_exit_block): Likewise.
2359 (tree_expand_cfg): Likewise.
2361 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
2362 optimize_edge_for_size_p, optimize_edge_for_speed_p,
2363 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
2364 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
2367 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2370 * c-decl.c (merge_decls): Merge USED flags.
2372 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
2374 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
2375 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
2376 next_stack, lab_false and lab_over trees.
2378 2008-07-28 Richard Guenther <rguenther@suse.de>
2380 PR tree-optimization/36957
2381 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
2382 (useless_type_conversion_p): Remove.
2383 (types_compatible_p): Remove.
2384 * gimple.h (tree_ssa_useless_type_conversion): Declare.
2385 (useless_type_conversion_p): Declare.
2386 (types_compatible_p): Declare.
2387 (gimple_expr_type): Return the base type only if it is
2388 trivially convertible to the subtype.
2390 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
2392 * configure.ac: Use the m4_do macro to concatenate the warnings into
2393 one string in ACX_PROG_CC_WARNING_OPTS,
2394 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
2395 * configure: Regenerate.
2397 2008-07-28 Richard Guenther <rguenther@suse.de>
2399 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
2400 (insert_fake_stores): Remove.
2401 (realify_fake_stores): Likewise.
2402 (execute_pre): Remove dead code.
2403 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
2404 (find_func_aliases): Deal with it here instead.
2405 Re-enable gcc_unreachable call.
2407 2008-07-28 Richard Guenther <rguenther@suse.de>
2409 Merge from gimple-tuples-branch.
2411 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
2412 * gimple.def: New file.
2413 * gsstruct.def: Likewise.
2414 * gimple-iterator.c: Likewise.
2415 * gimple-pretty-print.c: Likewise.
2416 * tree-gimple.c: Removed. Merged into ...
2417 * gimple.c: ... here. New file.
2418 * tree-gimple.h: Removed. Merged into ...
2419 * gimple.h: ... here. New file.
2421 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
2422 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
2423 --enable-checking=gimple flag.
2424 * config.in: Likewise.
2425 * configure: Regenerated.
2427 * tree-ssa-operands.h: Tuplified.
2428 * tree-vrp.c: Likewise.
2429 * tree-loop-linear.c: Likewise.
2430 * tree-into-ssa.c: Likewise.
2431 * tree-ssa-loop-im.c: Likewise.
2432 * tree-dump.c: Likewise.
2433 * tree-complex.c: Likewise.
2434 * cgraphbuild.c: Likewise.
2435 * tree-ssa-threadupdate.c: Likewise.
2436 * tree-ssa-loop-niter.c: Likewise.
2437 * tree-pretty-print.c: Likewise.
2438 * tracer.c: Likewise.
2439 * gengtype.c: Likewise.
2440 * tree-loop-distribution.c: Likewise.
2441 * tree-ssa-loop-unswitch.c: Likewise.
2442 * cgraph.c: Likewise.
2443 * cgraph.h: Likewise.
2444 * tree-ssa-loop-manip.c: Likewise.
2445 * value-prof.c: Likewise.
2446 * tree-ssa-loop-ch.c: Likewise.
2447 * tree-tailcall.c: Likewise.
2448 * value-prof.h: Likewise.
2451 * tree-pass.h: Likewise.
2452 * ipa-cp.c: Likewise.
2453 * tree-scalar-evolution.c: Likewise.
2454 * tree-scalar-evolution.h: Likewise.
2455 * target.h: Likewise.
2456 * lambda-mat.c: Likewise.
2457 * tree-phinodes.c: Likewise.
2458 * diagnostic.h: Likewise.
2459 * builtins.c: Likewise.
2460 * tree-ssa-alias-warnings.c: Likewise.
2461 * cfghooks.c: Likewise.
2462 * fold-const.c: Likewise.
2463 * cfghooks.h: Likewise.
2464 * omp-low.c: Likewise.
2465 * tree-ssa-dse.c: Likewise.
2466 * ipa-reference.c: Likewise.
2467 * tree-ssa-uncprop.c: Likewise.
2468 * toplev.c: Likewise.
2469 * tree-gimple.c: Likewise.
2470 * tree-gimple.h: Likewise.
2471 * tree-chrec.c: Likewise.
2472 * tree-chrec.h: Likewise.
2473 * tree-ssa-sccvn.c: Likewise.
2474 * tree-ssa-sccvn.h: Likewise.
2475 * cgraphunit.c: Likewise.
2476 * tree-ssa-copyrename.c: Likewise.
2477 * tree-ssa-ccp.c: Likewise.
2478 * tree-ssa-loop-ivopts.c: Likewise.
2479 * tree-nomudflap.c: Likewise.
2480 * tree-call-cdce.c: Likewise.
2481 * ipa-pure-const.c: Likewise.
2482 * c-format.c: Likewise.
2483 * tree-stdarg.c: Likewise.
2484 * tree-ssa-math-opts.c: Likewise.
2485 * tree-ssa-dom.c: Likewise.
2486 * tree-nrv.c: Likewise.
2487 * tree-ssa-propagate.c: Likewise.
2488 * ipa-utils.c: Likewise.
2489 * tree-ssa-propagate.h: Likewise.
2490 * tree-ssa-alias.c: Likewise.
2491 * gimple-low.c: Likewise.
2492 * tree-ssa-sink.c: Likewise.
2493 * ipa-inline.c: Likewise.
2494 * c-semantics.c: Likewise.
2495 * dwarf2out.c: Likewise.
2497 * tree-ssa-loop-ivcanon.c: Likewise.
2498 * predict.c: Likewise.
2499 * tree-ssa-loop.c: Likewise.
2500 * tree-parloops.c: Likewise.
2501 * tree-ssa-address.c: Likewise.
2502 * tree-ssa-ifcombine.c: Likewise.
2503 * matrix-reorg.c: Likewise.
2504 * c-decl.c: Likewise.
2505 * tree-eh.c: Likewise.
2506 * c-pretty-print.c: Likewise.
2507 * lambda-trans.c: Likewise.
2508 * function.c: Likewise.
2509 * langhooks.c: Likewise.
2510 * ebitmap.h: Likewise.
2511 * tree-vectorizer.c: Likewise.
2512 * function.h: Likewise.
2513 * langhooks.h: Likewise.
2514 * tree-vectorizer.h: Likewise.
2515 * ipa-type-escape.c: Likewise.
2516 * ipa-type-escape.h: Likewise.
2517 * domwalk.c: Likewise.
2518 * tree-if-conv.c: Likewise.
2519 * profile.c: Likewise.
2520 * domwalk.h: Likewise.
2521 * tree-data-ref.c: Likewise.
2522 * tree-data-ref.h: Likewise.
2523 * tree-flow-inline.h: Likewise.
2524 * tree-affine.c: Likewise.
2525 * tree-vect-analyze.c: Likewise.
2526 * c-typeck.c: Likewise.
2527 * gimplify.c: Likewise.
2528 * coretypes.h: Likewise.
2529 * tree-ssa-phiopt.c: Likewise.
2530 * calls.c: Likewise.
2531 * tree-ssa-coalesce.c: Likewise.
2532 * tree.def: Likewise.
2533 * tree-dfa.c: Likewise.
2534 * except.c: Likewise.
2535 * except.h: Likewise.
2536 * cfgexpand.c: Likewise.
2537 * tree-cfgcleanup.c: Likewise.
2538 * tree-ssa-pre.c: Likewise.
2539 * tree-ssa-live.c: Likewise.
2540 * tree-sra.c: Likewise.
2541 * tree-ssa-live.h: Likewise.
2542 * tree-predcom.c: Likewise.
2543 * lambda.h: Likewise.
2544 * tree-mudflap.c: Likewise.
2545 * ipa-prop.c: Likewise.
2546 * print-tree.c: Likewise.
2547 * tree-ssa-copy.c: Likewise.
2548 * ipa-prop.h: Likewise.
2549 * tree-ssa-forwprop.c: Likewise.
2550 * ggc-page.c: Likewise.
2551 * c-omp.c: Likewise.
2552 * tree-ssa-dce.c: Likewise.
2553 * tree-vect-patterns.c: Likewise.
2554 * tree-ssa-ter.c: Likewise.
2555 * tree-nested.c: Likewise.
2556 * tree-ssa.c: Likewise.
2557 * lambda-code.c: Likewise.
2558 * tree-ssa-loop-prefetch.c: Likewise.
2559 * tree-inline.c: Likewise.
2560 * tree-inline.h: Likewise.
2561 * tree-iterator.c: Likewise.
2562 * tree-optimize.c: Likewise.
2563 * tree-ssa-phiprop.c: Likewise.
2564 * tree-vect-transform.c: Likewise.
2565 * tree-object-size.c: Likewise.
2566 * tree-outof-ssa.c: Likewise.
2567 * cfgloop.c: Likewise.
2568 * system.h: Likewise.
2569 * tree-profile.c: Likewise.
2570 * cfgloop.h: Likewise.
2571 * c-gimplify.c: Likewise.
2572 * c-common.c: Likewise.
2573 * tree-vect-generic.c: Likewise.
2574 * tree-flow.h: Likewise.
2575 * c-common.h: Likewise.
2576 * basic-block.h: Likewise.
2577 * tree-ssa-structalias.c: Likewise.
2578 * tree-switch-conversion.c: Likewise.
2579 * tree-ssa-structalias.h: Likewise.
2580 * tree-cfg.c: Likewise.
2581 * passes.c: Likewise.
2582 * ipa-struct-reorg.c: Likewise.
2583 * ipa-struct-reorg.h: Likewise.
2584 * tree-ssa-reassoc.c: Likewise.
2585 * cfgrtl.c: Likewise.
2586 * varpool.c: Likewise.
2588 * tree-ssanames.c: Likewise.
2589 * tree-ssa-threadedge.c: Likewise.
2590 * langhooks-def.h: Likewise.
2591 * tree-ssa-operands.c: Likewise.
2592 * config/alpha/alpha.c: Likewise.
2593 * config/frv/frv.c: Likewise.
2594 * config/s390/s390.c: Likewise.
2595 * config/m32c/m32c.c: Likewise.
2596 * config/m32c/m32c-protos.h: Likewise.
2597 * config/spu/spu.c: Likewise.
2598 * config/sparc/sparc.c: Likewise.
2599 * config/i386/i386.c: Likewise.
2600 * config/sh/sh.c: Likewise.
2601 * config/xtensa/xtensa.c: Likewise.
2602 * config/stormy16/stormy16.c: Likewise.
2603 * config/ia64/ia64.c: Likewise.
2604 * config/rs6000/rs6000.c: Likewise.
2605 * config/pa/pa.c: Likewise.
2606 * config/mips/mips.c: Likewise.
2608 2008-07-28 Simon Baldwin <simonb@google.com>
2610 * c-pragma.c (handle_pragma_message): New function.
2611 (init_pragma): Register handle_pragma_message.
2612 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
2615 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
2617 PR tree-optimization/35252
2618 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
2619 REALPART_EXPR to be considered as same load operation.
2621 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
2623 PR tree-optimization/36830
2624 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
2625 (expressions_equal_p): Return false if only one operand is null.
2627 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
2629 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
2630 version requirements.
2632 2008-07-26 Olivier Hainque <hainque@adacore.com>
2634 * collect2.c (symkind): New enum. Symbol kinds we care about.
2635 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
2636 code and head comment accordingly.
2637 (scan_prog_file): Use symkind names instead of bare integers.
2639 2008-07-25 Jan Hubicka <jh@suse.cz>
2641 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
2643 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
2644 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
2645 * dojump.c (clear_pending_stack_adjust): Likewise.
2646 * print-tree.c (print_node): Ignore DECL_INLINE.
2647 * tree-inline.c (inlinable_function_p): Likewise.
2649 2008-07-25 Michael Meissner <gnu@the-meissners.org>
2651 * doc/extend.texi (hot attribute): Document that the hot attribute
2652 turns on -O3 for some ports.
2653 (cold attribute): Document that the cold attribute turns on -Os
2656 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
2657 reflect function specific option support.
2659 * target.h (struct target_option_hooks): Add fields to say whether
2660 the cold attribute implies -Os and the hot attribute implies -O3.
2662 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
2663 By default, do not turn on -Os for cold functions.
2664 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
2665 not turn on -O3 for hot functions.
2667 * c-common.c (handle_hot_attribute): Use target hook to determine
2668 if hot functions should enable -O3.
2669 (handle_cold_attribute): Use target hook to determine if cold
2670 functions should enable -Os.
2672 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
2673 (override_options): Move disable scheduling to
2674 optimization_options.
2675 (optimization_options): Disable scheduling here, not
2677 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2678 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2680 * config/ia64/ia64.c (ia64_override_options): Move setting
2681 scheduling flags to ia64_optimization_options.
2682 (ia64_optimization_options): Disable scheduling options here, and
2683 not in ia64_override_options.
2684 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2685 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2687 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
2690 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
2692 2008-07-25 Martin Jambor <mjambor@suse.cz>
2694 PR tree-optimization/36926
2695 * ipa-prop.c (ipa_analyze_call_uses): Call
2696 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
2698 2008-07-25 Joseph Myers <joseph@codesourcery.com>
2700 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
2701 movv2si_internal): Add mem = reg alternative.
2703 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
2706 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
2707 DEFAULT_PCC_STRUCT_RETURN to 127.
2709 2008-07-24 Jan Hubicka <jh@suse.cz>
2711 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
2712 (build_cgraph_edges): Likewise.
2713 * cgraph.c (cgraph_node): Do not update assembler hash.
2714 (cgraph_remove_node): Drop non-unit-at-a-time code.
2715 * tree-pass.h (pass_O0_always_inline): Remove.
2716 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
2717 * toplev.c (process_options): Flag unit-at-a-time does not imply
2719 * cgraphunit.c: Update comments.
2720 (decide_is_function_needed): Drop non-unit-at-a-time mode.
2721 (cgraph_assemble_pending_functions): Remove.
2722 (cgraph_reset_node): Drop non-unit-at-a-time code.
2723 (cgraph_finalize_function): Likewise.
2724 (cgraph_analyze_function): Likewise.
2725 (cgraph_finalize_compilation_unit): Likewise.
2726 (cgraph_expand_function): Likewise.
2727 (cgraph_optimize): Likesise.
2728 (save_inline_function_body): Likewise.
2729 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
2730 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
2731 * ipa-inline.c: Update comments.
2732 (enum inlining_mode): remove INLINE_SPEED.
2733 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
2734 (cgraph_mark_inline_edge): Likewise.
2735 (try_inline): Likewise.
2736 (cgraph_decide_inlining_incrementally): Likewise.
2737 (cgraph_gate_inlining): Remove.
2738 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
2739 (cgraph_gate_early_inlining): Likewise.
2740 (gate_inline_passes): Remove.
2741 (pass_inline_parameters, pass_ipa_inline): Remove gates.
2742 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2743 pass_O0_always_inline): Remove.
2744 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
2745 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
2746 * opts.c (no_unit_at_a_time_default): Remove.
2747 (decode_options): Remove flag_unit_at_a_time reset and warning.
2748 * opts.h (no_unit_at_a_time_default): Remove.
2749 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
2750 early in GNU dialect.
2751 (merge_decls): Update comment; drop unit-at-a-time check.
2752 (finish_decl): Likewise.
2753 (grok_declaration): Remove flag_inline_trees code.
2754 (finish_functions): Return on function returning non-void on all
2756 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
2757 * cfgexpand.c (expand_one_static_var): Remove.
2758 (expand_one_var): Remove expand_one_static_var call.
2759 (expand_used_vars_for_block): Remove flag_unit_a_time check.
2760 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
2761 and flag_unit_at_a-time compatibility checks.
2762 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
2763 * tree-inline.c (flag_inline_trees): Remove.
2764 (inlinable_function_p): Don't check it.
2765 (expand_call_inline): Remove non-unit-at-a-time code.
2766 * tree-inline.h (flag_inline_trees): Remove.
2767 * tree-optimize.c (execute_early_local_optimizations): Remove
2768 unit-at-a-time checks.
2769 (tree_rest_of_compilation): Likewise.
2770 * combine.c (setup_incoming_promotions): Likewise.
2771 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
2772 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
2773 * passes.c (pass_inline_parameters): Update comments; remove
2774 O0_alwaysinline pass.
2775 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
2776 (execute_one_pass): Likewise.
2777 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
2778 (ix86_function_sseregparm): Likewise.
2779 * arm.c (arm_function_in_section_p): Likewise.
2780 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
2781 * varpool.c: Update comments.
2782 (decide_is_variable_needed): Remove unit-at-a-time checks.
2783 (varpool_finalize_decl): Likewise.
2785 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
2787 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
2789 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
2791 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
2793 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
2794 imp symbol extension.
2796 2008-07-23 Ian Lance Taylor <iant@google.com>
2798 * tree-vrp.c (infer_value_range): Ignore asm statements when
2799 looking for memory accesses for -fdelete-null-pointer-checks.
2801 2008-07-24 Ben Elliston <bje@au.ibm.com>
2803 * config/spu/spu-c.c (__vector_keyword): New variable.
2804 (vector_keyword): Likewise.
2805 (spu_categorize_keyword): New function.
2806 (spu_macro_to_expand): Likewise.
2807 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
2808 compiling an ISO C dialect.
2810 2008-07-24 Ben Elliston <bje@au.ibm.com>
2812 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
2815 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2817 * configure: Regenerate.
2818 * configure.ac: Require texinfo 4.7.
2819 * doc/install.texi: Document texinfo 4.7 requirement.
2821 2008-07-23 Martin Jambor <mjambor@suse.cz>
2823 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
2824 rather than for DECL_SAVED_TREE.
2825 * ipa-prop.c: Include diagnostic.h.
2826 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
2828 (ipa_detect_param_modifications): Function rewritten from scratch.
2829 (ipa_compute_jump_functions): Changed accesses to modification flags.
2830 (ipa_free_node_params_substructures): Update flags destruction.
2831 (ipa_node_duplication_hook): Update flags duplication.
2832 (ipa_print_all_params_modified): Updated flag access.
2833 * ipa-prop.h (struct ipa_param_flags): New structure.
2834 (struct ipa_node_params): New field modification_analysis_done,
2835 modified_flags changed into param_flags.
2836 (ipa_is_ith_param_modified): Changed to use new flags.
2837 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
2839 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
2840 ipa-cp.c and split into two functions.
2841 (ipa_print_node_jump_functions): New function.
2842 (compute_scalar_jump_functions): New function.
2843 (type_like_member_ptr_p): New function.
2844 (compute_pass_through_member_ptrs): New function.
2845 (fill_member_ptr_cst_jump_function): New function.
2846 (determine_cst_member_ptr): New function.
2847 (compute_cst_member_ptr_arguments): New function.
2848 (ipa_compute_jump_functions): Complete rewrite.
2849 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
2850 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
2851 (struct ipa_member_ptr_cst): New structure.
2852 (union jump_func_value): New field member_cst.
2853 * ipa-cp.c (ipcp_lat_is_insertable): New function.
2854 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
2855 jump function types.
2856 (ipcp_print_all_lattices): Slight fprintf rearrangement.
2857 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
2858 instead of ipcp_print_all_jump_functions.
2859 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
2860 only for replacable scalars.
2862 * doc/invoke.texi (Optimize options): Add description of
2863 -findirect-inlining.
2864 * common.opt (flag_indirect_inlining): New flag.
2865 * opts.c (decode_options): Set flag_indirect_inlining when
2868 * ipa-inline.c: Include ipa-prop.h.
2869 (inline_indirect_intraprocedural_analysis): New function.
2870 (inline_generate_summary): Allocate parameter and argument info
2871 structures, call inline_indirect_intraprocedural_analysis on each
2872 node when doing indirect inlining and deallocate indirect inlining
2873 data structures in the end.
2874 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
2875 (free_all_ipa_structures_after_iinln): New function.
2876 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
2878 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
2880 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
2881 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
2882 of computing the frequency separately.
2883 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
2884 of computing the frequency separately.
2885 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
2886 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
2887 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
2888 (ipa_get_stmt_member_ptr_load_param): New function.
2889 (ipa_is_ssa_with_stmt_def): New function.
2890 (ipa_note_param_call): New function.
2891 (ipa_analyze_call_uses): New function.
2892 (ipa_analyze_stmt_uses): New function.
2893 (ipa_analyze_params_uses): New function.
2894 (ipa_free_node_params_substructures): Also free the param_calls linked
2896 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
2897 (ipa_print_node_param_flags): New function.
2898 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
2899 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
2900 * ipa-prop.h (struct ipa_param_flags): New field called.
2901 (struct ipa_param_call_note): New structure.
2902 (struct ipa_node_params): New fields param_calls and
2904 (ipa_is_ith_param_called): New function.
2905 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
2906 ipa_analyze_params_uses and dump parameter flags.
2908 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
2909 ipa_propagate_indirect_call_infos if performing indirect inlining,
2910 pass a new parameter new_edges to it.
2911 (add_new_edges_to_heap): New fucntion.
2912 (cgraph_decide_inlining_of_small_functions): New vector
2913 new_indirect_edges for newly found indirect edges , call
2914 ipa_propagate_indirect_call_infos after inlining.
2915 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
2916 inlining if performing indirect inlining. Call
2917 free_all_ipa_structures_after_iinln when doing so too.
2918 (inline_generate_summary): Do not call
2919 free_all_ipa_structures_after_iinln here.
2920 * ipa-prop.c (update_jump_functions_after_inlining): New function.
2921 (print_edge_addition_message): New function.
2922 (update_call_notes_after_inlining): New function.
2923 (propagate_info_to_inlined_callees): New function.
2924 (ipa_propagate_indirect_call_infos): New function.
2925 * ipa-prop.h: Include cgraph.h
2926 (struct ipa_param_call_note): Fields reordered, new field processed.
2927 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
2929 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
2930 rediscovered call statements.
2931 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
2932 (dump_cgraph_node): Dump also the indirect_call flag.
2933 (cgraph_clone_edge): Copy also the indirect_call flag.
2934 * tree-inline.c (copy_bb): Do not check for fndecls from call
2935 expressions, check for edge availability when moving clones.
2936 (get_indirect_callee_fndecl): New function.
2937 (expand_call_inline): If callee declaration is not apprent from
2938 the statement, try calling get_indirect_callee_fndecl. Do not
2939 issue warnings or call sorry when not inlinings an indirect edge.
2940 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
2942 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
2943 bit more frandly to matching.
2944 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
2945 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
2946 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
2948 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2951 * opth-gen.awk: Suppress function specific features when building
2953 * optc-gen.awk: Ditto.
2955 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2958 * diagnostic.c (pedwarn): Add opt parameter.
2960 * c-tree.h (pedwarn_init): Add opt parameter.
2961 (pedwarn_c90): Likewise.
2962 (pedwarn_c99): Likewise.
2963 * c-errors.c (pedwarn_c99): Likewise.
2964 (pedwarn_c90): Likewise.
2965 * toplev.h (pedwarn): Update declaration.
2966 (pedwarn0): Declare.
2967 * c-lex.c: All calls to pedwarn changed.
2968 * builtins.c: All calls to pedwarn changed.
2969 * toplev.c: All calls to pedwarn changed.
2970 * c-decl.c: All calls to pedwarn changed.
2971 * c-typeck.c: All calls to pedwarn changed.
2972 * c-common.c: All calls to pedwarn changed.
2973 * c-parser.c: All calls to pedwarn changed.
2975 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2976 Karthik Kumar <karthikkumar@gmail.com>
2978 * attribs.c (file scope): Include c-common.h.
2979 (decl_attributes): Add support for #pragma GCC optimize and
2982 * targhooks.c (default_can_inline_p): New function that is the
2983 default for the TARGET_CAN_INLINE_P target hook.
2985 * targhooks.h (default_can_inline_p): Add declaration.
2987 * tree.c (cl_optimization_node): New static tree for building
2988 OPTIMIZATION_NODE tree.
2989 (cl_target_option_node): New static tree for building
2990 TARGET_OPTION_NODE tree.
2991 (cl_option_hash_table): New hash table for hashing
2992 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2993 (cl_option_hash_hash): New function to provide the hash value for
2994 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2995 (cl_option_hash_eq): New function to provide an equality test for
2996 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
2997 (tree_code_size): Add support for OPTIMIZATION_NODE and
2998 TARGET_OPTION_NODE trees.
2999 (tree_code_structure): Add support for OPTIMIZATION_NODE and
3000 TARGET_OPTION_NODE trees.
3001 (build_optimization_node): Build a tree that has all of the
3002 current optimization options.
3003 (build_target_option_node): Build a tree that has the target
3004 options that might be changed on a per function basis.
3006 * tree.h (file scope): Include options.h.
3007 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
3008 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
3009 (TREE_OPTIMIZATION): Ditto.
3010 (TREE_TARGET_SPECIFIC): Ditto.
3011 (struct tree_function_decl): Add fields for remembering the
3012 current optimization options and target specific options.
3013 (struct tree_optimization_option): New tree variant that remembers
3014 the optimization options.
3015 (struct tree_target_option): New tree variant that remembers the
3016 target specific flags that might change for compiling a particular
3018 (union tree_node): Include tree_optimization_option and
3019 tree_target_option fields.
3020 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
3021 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
3022 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
3023 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
3024 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
3025 optimization and target options.
3026 (optimization_default_node): New macro to refer to global_trees
3028 (optimization_current_node): Ditto.
3029 (optimization_cold_node): Ditto.
3030 (optimization_hot_node): Ditto.
3031 (target_option_default_node): Ditto.
3032 (target_option_current_node): Ditto.
3033 (current_option_pragma): Ditto.
3034 (current_optimize_pragma): Ditto.
3036 * target.h (struct gcc_target): Add valid_option_attribute_p,
3037 target_option_save, target_option_restore, target_option_print,
3038 target_option_pragma_parse, and can_inline_p hooks.
3040 * toplev.h (parse_optimize_options): Add declaration.
3041 (fast_math_flags_struct_set_p): Ditto.
3043 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
3044 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
3047 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
3048 tree_can_inline_p hook to see if one function can inline another.
3049 (cgraph_decide_inlining): Ditto.
3050 (cgraph_decide_inlining_incrementally): Ditto.
3052 * opts.c (decode_options): Add support for running multiple times
3053 to allow functions with different target or optimization options
3054 than was specified on the command line.
3055 (fast_math_flags_struct_set_p): New function that is similar to
3056 fast_math_flags_set_p, except it uses the values in the
3057 cl_optimization structure instead of global variables.
3059 * optc-gen.awk: Add support for TargetSave to allow a back end to
3060 declare new fields that need to be saved when using function
3061 specific options. Include flags.h and target.h in the options.c
3062 source. Add support for Save to indicate which options can be set
3063 for individual functions. Generate cl_optimize_save,
3064 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
3065 cl_target_option_restore, cl_target_option_print functions to
3066 allow functions to use different optimization or target options.
3068 * opt-functions.awk (var_type_struct): Return the type used for
3069 storing the field in a structure.
3071 * opth-gen.awk: Add support for TargetSave to allow a back end to
3072 declare new fields that need to be saved when using function
3073 specific options. Add support for Save to indicate which options
3074 can be set for individual functions. Only generate one extern for
3075 Mask fields. Generate cl_optimization and cl_target_option
3076 structures to remember optimization and target options.
3078 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
3079 collecting new tree nodes.
3080 (TS_TARGET_OPTION): Ditto.
3082 * c-decl.c (merge_decls): Merge function specific target and
3083 optimization options.
3085 * function.c (invoke_set_current_function_hook): If the function
3086 uses different optimization options, change the global variables
3089 * coretypes.h (struct cl_optimization): Add forward reference.
3090 (struct cl_target_option): Ditto.
3092 * c-pragma.c (option_stack): New static vector to remember the
3093 current #pragma GCC option stack.
3094 (handle_pragma_option): New function to support #pragma GCC option
3095 to change target options.
3096 (optimize_stack): New static vector to remember the current
3097 #pragma GCC optimize stack.
3098 (handle_pragma_optimize): New function to support #pragma GCC
3099 optimize to change optimization options.
3100 (init_pragma): Add support for #pragma GCC optimize and #pragma
3103 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
3104 optimization options.
3105 (TARGET_OPTION_NODE): New tree code for remembering certain target
3108 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
3109 TARGET_OPTION_NODE trees.
3111 * common.opt (-O): Add Optimization flag.
3113 (-fmath-errno): Ditto.
3114 (-falign-functions): Add UInteger flag to make sure flag gets full
3115 int in cl_optimization structure.
3116 (-falign-jumps): Ditto.
3117 (-falign-labels): Ditto.
3118 (-falign-loops): Ditto.
3119 (-fsched-stalled-insns): Ditto.
3120 (-fsched-stalled-insns-dep): Ditto.
3122 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
3124 (TARGET_OPTION_SAVE): Ditto.
3125 (TARGET_OPTION_RESTORE): Ditto.
3126 (TARGET_OPTION_PRINT): Ditto.
3127 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
3128 (TARGET_CAN_INLINE_P): Ditto.
3129 (TARGET_INITIALIZER): Add new hooks.
3131 * tree-inline.c (tree_can_inline_p): New function to determine
3132 whether one function can inline another. Check if the functions
3133 use compatible optimization options, and also call the backend
3136 * tree-inline.h (tree_can_inline_p): Add declaration.
3138 * c-common.c (c_common_attribute): Add support for option and
3139 optimize attributes.
3140 (handle_option_attribute): Add support for the option attribute to
3141 allow the user to specify different target options for compiling a
3143 (handle_optimize_attribute): Add support for the optimize
3144 attribute to allow the user to specify different optimization
3145 options for compiling a specific function.
3146 (handle_hot_attribute): Turn on -O3 optimization for this one
3147 function if it isn't the default optimization level.
3148 (handle_cold_attribute): Turn on -Os optimization for this one
3149 function if it insn't the default optimization.
3150 (const_char_p): New const char * typedef.
3151 (optimize_args): New static vector to remember the optimization
3153 (parse_optimize_options): New function to set up the optimization
3154 arguments from either the optimize attribute or #pragma GCC optimize.
3156 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
3157 (builtin_define_std): Ditto.
3159 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
3160 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
3161 (x86_64-*-*): Ditto.
3163 * Makefile.in (TREE_H): Add options.h.
3164 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
3166 * doc/extend.texi (option attribute): Document new attribute.
3167 (optimize attribute): Ditto.
3168 (hot attribute): Document hot attribute sets -O3.
3169 (cold attribute): Document cold attribute sets -Os.
3170 (#pragma GCC option): Document new pragma.
3171 (#pragma GCC optimize): Ditto.
3173 * doc/options.texi (TargetSave): Document TargetSave syntax.
3174 (UInteger): Document UInteger must be used for certain flags.
3175 (Save): Document Save option to create target specific options
3176 that can be saved/restored on a function specific context.
3178 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
3179 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
3181 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
3182 (TARGET_OPTION_SAVE): Ditto.
3183 (TARGET_OPTION_RESTORE): Ditto.
3184 (TARGET_OPTION_PRINT): Ditto.
3185 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
3186 (TARGET_CAN_INLINE_P): Ditto.
3188 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
3190 (-mfpmath=both): Ditto.
3192 2008-07-23 Michael Meissner <gnu@the-meissners.org>
3193 Karthik Kumar <karthikkumar@gmail.com>
3195 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
3196 (TARGET_POPCNT): Ditto.
3197 (TARGET_SAHF): Ditto.
3198 (TARGET_AES): Ditto.
3199 (TARGET_PCLMUL): Ditto.
3200 (TARGET_CMPXCHG16B): Ditto.
3201 (TARGET_RECIP): Move switch into target_flags.
3202 (TARGET_FUSED_MADD): Ditto.
3203 (ix86_arch_features): Make an unsigned char type.
3204 (ix86_tune_features): Ditto.
3205 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
3206 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
3207 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
3209 * config/i386/i386.opt (arch): New TargetSave field to define
3210 fields that need to be saved for function specific option support.
3213 (branch_cost): Ditto.
3214 (ix86_isa_flags_explicit): Ditto.
3215 (tune_defaulted): Ditto.
3216 (arch_specified): Ditto.
3217 (-m128-long-double): Add Save flag to save option for target
3218 specific option support.
3220 (-maccumulate-outgoing-args): Ditto.
3221 (-malign-double): Ditto.
3222 (-malign-stringops): Ditto.
3223 (-mfancy-math-387): Ditto.
3224 (-mhard-float): Ditto.
3226 (-minline-all-stringops): Ditto.
3227 (-minline-stringops-dynamically): Ditto.
3228 (-mms-bitfields): Ditto.
3229 (-mno-align-stringops): Ditto.
3230 (-mno-fancy-math-387): Ditto.
3231 (-mno-push-args): Ditto.
3232 (-mno-red-zone): Ditto.
3233 (-mpush-args): Ditto.
3234 (-mred-zone): Ditto.
3236 (-msseregparm): Ditto.
3237 (-mstack-arg-probe): Ditto.
3252 (-mrecip): Move flag into target_flags.
3254 (-mno-fused-madd): Ditto.
3255 (-mfused-madd): Ditto.
3256 (-mabm): Move flag into ix86_isa_flags.
3263 * config/i386/i386-c.c: New file for #pragma support.
3264 (ix86_target_macros_internal): New function to #define or #undef
3265 target macros based when the user uses the #pragma GCC option to
3266 change target options.
3267 (ix86_pragma_option_parse): New function to add #pragma GCC option
3269 (ix86_target_macros): Move defining the target macros here from
3270 TARGET_CPU_CPP_BUILTINS in i386.h.
3271 (ix86_register_pragmas): Register the #pragma GCC option hook. If
3272 defined, initialize any subtarget #pragmas.
3274 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
3275 REGISTER_TARGET_PRAGMAS.
3277 * config/i386/t-i386: New file for x86 dependencies.
3278 (i386.o): Make dependencies mirror the include files used.
3279 (i386-c.o): New file, add dependencies.
3281 * config/i386/i386-protos.h (override_options): Add bool argument.
3282 (ix86_valid_option_attribute_tree): Add declaration.
3283 (ix86_target_macros): Ditto.
3284 (ix86_register_macros): Ditto.
3286 * config/i386/i386.c (ix86_tune_features): Move initialization of
3287 the target masks to initial_ix86_tune_features to allow functions
3288 to have different target options. Make type unsigned char,
3289 instead of unsigned int.
3290 (initial_ix86_tune_features): New static vector to hold processor
3291 masks for the tune variables.
3292 (ix86_arch_features): Move initialization of the target masks to
3293 initial_ix86_arch_features to allow functions to have different
3294 target options. Make type unsigned char, instead of unsigned int.
3295 (initial_ix86_arch_features): New static vector to hold processor
3296 masks for the arch variables.
3297 (enum ix86_function_specific_strings): New enum to describe the
3298 string options used for attribute((option(...))).
3299 (ix86_target_string): New function to return a string that
3300 describes the target options.
3301 (ix86_debug_options): New function to print the current options in
3303 (ix86_function_specific_save): New function hook to save the
3304 function specific global variables in the cl_target_option structure.
3305 (ix86_function_specific_restore): New function hook to restore the
3306 function specific variables from the cl_target_option structure to
3307 the global variables.
3308 (ix86_function_specific_print): New function hook to print the
3309 target specific options in the cl_target_option structure.
3310 (ix86_valid_option_attribute_p): New function hook to validate
3311 attribute((option(...))) arguments.
3312 (ix86_valid_option_attribute_tree): New function that is common
3313 code between attribute((option(...))) and #pragma GCC option
3314 support that parses the options and returns a tree holding the options.
3315 (ix86_valid_option_attribute_inner_p): New helper function for
3316 ix86_valid_option_attribute_tree.
3317 (ix86_can_inline_p): New function hook to decide if one function
3318 can inline another on a target specific basis.
3319 (ix86_set_current_function); New function hook to switch target
3320 options if the user used attribute((option(...))) or #pragma GCC
3322 (ix86_tune_defaulted): Move to static file scope from
3324 (ix86_arch_specified): Ditto.
3325 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
3327 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
3328 (OPTION_MASK_ISA_ABM_SET): Ditto.
3329 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
3330 (OPTION_MASK_ISA_CX16_SET): Ditto.
3331 (OPTION_MASK_ISA_SAHF_SET): Ditto.
3332 (OPTION_MASK_ISA_AES_UNSET): Ditto.
3333 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
3334 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
3335 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
3336 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
3337 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
3338 (struct ptt): Move to static file scope from override_options.
3339 (processor_target_table): Ditto.
3341 (ix86_handle_option): Add support for options that are now isa options.
3342 (override_options): Add support for declaring functions that
3343 support different target options than were specified on the
3344 command line. Move struct ptt, processor_target_table, cpu_names,
3345 ix86_tune_defaulted, ix86_arch_specified to static file scope.
3346 Add bool argument. Fix up error messages so the appropriate error
3347 is given for either command line or attribute.
3348 (ix86_previous_fndecl): New static to remember previous function
3349 declaration to see if we need to change target options.
3350 (ix86_builtins_isa): New array to record the ISA of each builtin
3352 (def_builtin): Always create the builtin function, even if the
3353 current ISA doesn't support it.
3354 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
3355 tests for those builtins.
3356 (ix86_init_builtins): Remove TARGET_MMX test for calling
3357 ix86_init_mmx_sse_builtins.
3358 (ix86_expand_builtin): If the current ISA doesn't support a given
3359 builtin, signal an error.
3360 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
3361 (TARGET_SET_CURRENT_FUNCTION): Ditto.
3362 (TARGET_OPTION_SAVE): Ditto.
3363 (TARGET_OPTION_RESTORE): Ditto.
3364 (TARGET_OPTION_PRINT): Ditto.
3365 (TARGET_CAN_INLINE_P): Ditto.
3367 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
3369 * c-typeck.c (build_external_ref): Don't call assemble_external.
3370 * final.c (output_operand): Call assemble_external.
3372 2008-07-21 DJ Delorie <dj@redhat.com>
3374 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
3375 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
3377 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3379 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
3380 original insn and splitter contents into ...
3381 ("*div<mode>3_fast"): ... this new pattern. Enable only if
3382 flag_unsafe_math_optimizations. Add dummy scratch register.
3383 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
3384 !flag_unsafe_math_optimizations. Returns number with next
3385 highest magnitude if this is still less or equal to the true
3386 quotient in magnitude.
3388 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
3390 * Makefile.in: Replace toplev.h with TOPLEV_H.
3391 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
3392 * c-lex.c (fe_file_change): Don't set in_system_header.
3393 * c-parser.c (c_token): Remove in_system_header.
3394 (c_lex_one_token): Don't set in_system_header.
3395 (c_parser_set_source_position_from_token): Don't set in_system_header.
3396 * diagnostic.c (diagnostic_report_diagnostic): Use location from
3399 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
3400 * flags.h (in_system_header): Remove.
3401 * function.c (saved_in_system_header): Remove.
3402 (push_cfun): Don't set in_system_header.
3403 (pop_cfun): Don't set in_system_header.
3404 (push_struct_function): Don't set in_system_header.
3405 * input.h (expanded_location): Add sysp.
3406 (in_system_header_at): New.
3407 (in_system_header): New.
3408 * toplev.c (in_system_header): Remove.
3409 * toplev.h: Include input.h
3411 * tree-cfg.c (execute_warn_function_return): Call warning_at.
3412 * tree-ssa.c (warn_uninit): Call warning_at.
3413 (warn_uninitialized_var): Update calls to warn_uninit.
3414 (warn_uninitialized_phi): Update calls to warn_uninit.
3415 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
3416 (expand_location): Initialize xloc.sysp.
3417 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
3418 (tree_decl_with_vis): Remove in_system_header_flag.
3420 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
3423 * recog.c (asm_operand_ok): Change the order of the extra
3424 memory constraint checks.
3426 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
3429 * tree-switch-conversion.c (build_one_array): Call
3430 varpool_mark_needed_node and varpool_finalize_decl
3431 instead of assemble_variable.
3433 2008-07-19 Jan Hubicka <jh@suse.cz>
3435 * cgraph.c (cgraph_add_new_function): Do early local passes.
3436 * tree-nrv.c (gate_pass_return_slot): New gate.
3437 (pass_nrv): Add the gate.
3438 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
3440 (coalesce_ssa_name): Coalesce SSA names.
3441 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
3442 not optimizing so unused user vars remains visible.
3443 * common.opt (flag_tree_ter): Always enable by default.
3444 * tree-ssa-ter.c: Include flags.h
3445 (is_replaceable_p): Check that locations match; when aliasing is missing
3446 be conservative about loads.
3447 * tree-optimize.c (gate_init_datastructures): Remove.
3448 (pass_init_datastructures): New.
3449 * passes.c: Reorder passes so we always go into SSA.
3451 2008-07-19 Jan Hubicka <jh@suse.cz>
3453 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
3454 * doc/invoke.texi (--combine): Likewise.
3455 (-finline-functions-called-once): Update levels when enabled.
3456 (-funit-at-a-time): Document new behaviour.
3457 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
3458 -fno-section-anchors when disabled explicitly.
3459 (inline params): They are not ignored now.
3460 (precompiled headers): Remove unit-at-a-time as being incompatible.
3461 * opts.c (decode_options): Handle unit-at-a-time as alias;
3462 imply -fno-section-anchors when toplevel reorder is disabled
3464 * common.opt (ftoplevel-reorder): Set default value to 2.
3465 (funit-at-a-time): Set default value to 1.
3466 * config/rs6000/rs6000.c (optimization_options): Set section anchors
3469 2008-07-19 Jan Hubicka <jh@suse.cz>
3471 * builtins.c (expand_builtin_int_roundingfn,
3472 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
3475 2008-07-19 Richard Guenther <rguenther@suse.de>
3478 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
3479 * tree-ssa-sccvn.c (get_constant_value_id): New function.
3480 * tree-ssa-pre.c (get_expr_value_id): For newly created
3481 constant value-ids make sure to add the expression to its
3484 2008-07-19 Jakub Jelinek <jakub@redhat.com>
3487 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
3488 return value of the builtin is ignored.
3490 2008-07-19 Olivier Hainque <hainque@adacore.com>
3492 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
3493 bits, a C conformant malloc implementation has to provide.
3494 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
3496 2008-07-19 Joseph Myers <joseph@codesourcery.com>
3500 * reload.c (find_reloads_subreg_address): Only reload address if
3501 reloaded == 0, not for reloaded != 1.
3504 2008-07-16 Joseph Myers <joseph@codesourcery.com>
3505 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
3506 (m32c_legitimate_address_p): Handle "++rii" addresses created by
3507 m32c_legitimize_reload_address.
3509 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3510 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3511 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3513 2008-07-19 Olivier Hainque <hainque@adacore.com>
3515 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
3516 argument, saying whether nested array are to be collapsed
3517 into a single array type DIE with multiple subscripts.
3518 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
3519 issues, centralize the nested array types collapsing control and
3520 disable the transformation for Ada.
3522 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
3525 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
3527 (x86_64_shift_adj_2): New expander.
3528 (x86_64_shift_adj_3): Ditto.
3529 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
3530 to split TImode operands.
3531 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
3532 (ix86_split_lshr): Ditto.
3534 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
3536 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
3537 and __CHAR32_TYPE__.
3538 * c-typeck.c (digest_init): Support char16_t and char32_t.
3539 (set_nonincremental_init_from_string): Idem.
3541 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
3544 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
3545 PREFERRED_STACK_BOUNDARY.
3546 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3548 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
3551 * function.c (locate_and_pad_parm): Cap boundary earlier.
3553 2008-07-17 Julian Brown <julian@codesourcery.com>
3555 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
3556 no-op for targets which don't use DLLs.
3558 2008-07-17 Martin Jambor <mjambor@suse.cz>
3560 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
3561 that nodes are relevant by examining the node->analyzed flag.
3562 (ipcp_init_stage): Check which nodes are relevant, assert that the
3563 relevant ones are also required.
3564 (ipcp_propagate_stage): Check on the side arrays are properly
3566 (ipcp_print_all_jump_functions): Make sure not to touch any node
3567 that is not analyzed or an edge that does not have a corresponding
3568 entry in the on-the-side vectors.
3569 (ipcp_function_scale_print): Likewise.
3570 (ipcp_update_callgraph): Check that the node is relevant.
3571 (ipcp_insert_stage): Check that the node is relevant. Check there is
3572 an info for every node and edge.
3573 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
3574 (ipa_print_all_tree_maps): Likewise and a new variable info.
3575 (ipa_print_all_params_modified): Likewise.
3576 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
3578 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
3581 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
3583 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
3585 PR rtl-optimization/36753
3586 * fwprop.c (use_killed_between): Don't shortcut
3587 single-definition global registers.
3589 2008-07-16 Jan Hubicka <jh@suse.cz>
3591 * cgraph.h (varpool_empty_needed_queue): Declare.
3592 * cgraphunit.c (output_in_order): Mark all variables as needed;
3594 * varpool.c (varpool_assemble_node): Update debug queue.
3595 (varpool_assemble_pending_decls): Don't do it here.
3596 (varpool_empty_needed_queue): New function.
3598 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3600 * recog.c (peephole2_optimize): Fix formatting.
3602 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3604 * c-pch.c (get_ident): Avoid C++ keywords.
3605 * combine-stack-adj.c (single_set_for_csa): Likewise.
3606 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
3607 output_asm_insn): Likewise.
3608 * reload.c (push_secondary_reload, find_reusable_reload,
3609 push_reload, combine_reloads, find_reloads,
3610 debug_reload_to_stream): Likewise.
3611 * reload.h (struct reload): Likewise.
3612 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
3613 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
3614 emit_output_reload_insns): Likewise.
3615 * targhooks.c (default_secondary_reload): Likewise.
3616 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
3618 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3620 * recog.c (validate_change_1, validate_change,
3621 validate_unshare_change, validate_replace_rtx_1, struct
3622 funny_match, constrain_operands, peephole2_optimize): Avoid C++
3624 * reload.c (push_secondary_reload, secondary_reload_class,
3625 scratch_reload_class, find_valid_class, find_reusable_reload,
3626 push_reload, find_dummy_reload, find_reloads_address_1,
3627 find_reloads_address_part, find_equiv_reg): Likewise.
3628 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
3629 choose_reload_regs): Likewise.
3630 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
3632 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
3633 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3634 * sched-rgn.c (concat_INSN_LIST): Likewise.
3635 * stor-layout.c (mode_for_size, mode_for_size_tree,
3636 smallest_mode_for_size): Likewise.
3638 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3640 * cfg.c (dump_reg_info): Avoid C++ keywords.
3641 * dwarf2asm.c (dw2_force_const_mem,
3642 dw2_asm_output_encoded_addr_rtx): Likewise.
3643 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
3644 * expmed.c (expand_shift): Likewise.
3645 * global.c (find_reg): Likewise.
3646 * graph.c (draw_edge): Likewise.
3647 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
3648 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
3649 widen_clz, widen_bswap, expand_parity, expand_unop,
3650 emit_cmp_and_jump_insn_1): Likewise.
3651 * postreload.c (reload_cse_simplify_operands): Likewise.
3652 * ra.h (add_neighbor): Likewise.
3653 * reg-stack.c (remove_regno_note, change_stack): Likewise.
3654 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
3655 record_reg_classes, copy_cost, record_address_regs,
3656 invalid_mode_change_p): Likewise.
3657 * regrename.c (regrename_optimize, scan_rtx_reg,
3658 dump_def_use_chain, find_oldest_value_reg,
3659 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
3661 2008-07-16 David Edelsohn <edelsohn@gnu.org>
3663 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
3664 MASK_POWERPC64 for power4 in previous commit.
3666 2008-07-16 Olivier Hainque <hainque@adacore.com>
3668 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
3669 instead of bare conversion to cast const-ness away.
3671 2008-07-16 Anatoly Sokolov <aesok@post.ru>
3673 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
3674 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
3675 * config/xtensa/xtensa.c (xtensa_function_value): New function.
3676 (TARGET_FUNCTION_VALUE): Define.
3678 2008-07-16 David Edelsohn <edelsohn@gnu.org>
3680 * config/rs6000/rs6000.c (processor_target_table): Add
3681 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
3683 2008-07-16 Joseph Myers <joseph@codesourcery.com>
3686 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
3687 (m32c_legitimate_address_p): Handle "++rii" addresses created by
3688 m32c_legitimize_reload_address.
3690 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
3692 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
3693 DECL_IN_SYSTEM_HEADER in sync.
3695 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
3697 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
3698 * tree-ssa-pre.c (pre_expr_eq): Ditto
3699 (get_constant_for_value_id): Take a type as an argument.
3700 (fully_constant_expression): Pass in type.
3701 (find_or_generate_expression): Short circuit constant case.
3702 (create_expression_by_pieces): Remove special casing of
3704 (do_regular_insertion): Short circuit constant case.
3705 (do_partial_partial_insertion): Ditto.
3707 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3710 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
3712 2008-07-15 Bob Wilson <bob.wilson@acm.org>
3714 * config/xtensa/libgcc-xtensa.ver: New file.
3715 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
3717 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3719 * df-problems.c (df_set_note): Avoid C++ keywords.
3720 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
3721 * dse.c (record_store, remove_useless_values): Likewise.
3722 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
3723 gen_reg_rtx_offset, operand_subword, change_address_1,
3724 change_address, adjust_address_1, offset_address,
3725 widen_memory_access, emit_copy_of_insn_after): Likewise.
3726 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
3727 * fwprop.c (should_replace_address, propagate_rtx_1,
3728 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
3730 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
3731 gcse_emit_move_after, update_ld_motion_stores): Likewise.
3732 * lcm.c (compute_insert_delete, pre_edge_lcm,
3733 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
3734 * lower-subreg.c (resolve_reg_notes): Likewise.
3735 * mode-switching.c (optimize_mode_switching): Likewise.
3737 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3739 * bt-load.c (add_btr_def, migrate_btr_def,
3740 branch_target_load_optimize): Avoid C++ keywords.
3741 * caller-save.c (insert_restore, insert_save, insert_one_insn):
3743 * combine.c (subst, simplify_set, make_extraction,
3744 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
3745 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
3746 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
3748 2008-07-15 Richard Guenther <rguenther@suse.de>
3751 * c-common.c (strict_aliasing_warning): Do not warn for
3752 TYPE_REF_CAN_ALIAS_ALL pointers.
3753 (c_common_get_alias_set): may_alias types are not special.
3754 * tree.c (build_pointer_type_for_mode): Look up the may_alias
3755 attribute and set can_ref_all accordingly.
3756 (build_reference_type_for_mode): Likewise.
3757 * doc/extend.texi (may_alias): Clarify.
3759 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3762 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3763 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3765 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3768 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
3769 gcc_assert, instead call output_operand_lossage.
3771 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
3773 * builtins.c (std_canonical_va_list): Treat structure based
3776 2008-07-15 Ben Elliston <bje@au.ibm.com>
3778 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
3780 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
3782 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
3785 2008-07-14 Jan Hubicka <jh@suse.cz>
3787 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
3788 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
3789 fix predicates and constraints.
3790 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
3791 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
3793 2008-07-14 Doug Kwan <dougkwan@google.com>
3795 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
3796 additional option file arm/eabi.opt.
3797 * config/arm/eabi.h (File): New configuration file for EABI targets.
3798 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
3799 SUBSUBTARGET_EXTRA_SPECS.
3800 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
3801 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
3802 from STARTFILE_SPEC so that it can be referenced in an override.
3803 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
3804 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
3805 can be referenced in an override.
3806 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
3807 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
3808 so that it can be referenced in an override.
3809 (LINK_SPEC): Use BPABI_LINK_SPEC.
3810 * config/arm/eabi.opt (File): New.
3812 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3814 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
3815 (FIXED_VALUE_H): New variable.
3816 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
3817 input.h, fixed-value.h.
3818 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
3819 (BASIC_BLOCK_H): Use $(BITMAP_H).
3820 (FUNCTION_H): Add varray.h.
3821 (IPA_REFERENCE_H): Use $(BITMAP_H).
3822 (CGRAPH_H): Add $(BASIC_BLOCK_H).
3823 (DF_H): Use $(BITMAP_H).
3824 (GGC_H): Add statistics.h.
3826 (INSN_ATTR_H): Use it.
3827 (SYSTEM_H): Add safe-ctype.h, filenames.h.
3829 (SYMTAB_H): Add $(OBSTACK_H).
3830 (CPP_INTERNAL_H): New.
3831 (TREE_DUMP_H): Add tree-pass.h.
3832 (TREE_FLOW_H): Use $(BITMAP_H)
3833 (PRETTY_PRINT_H): Use $(INPUT_H).
3834 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
3837 (many object files): Fix lots of header dependencies throughout.
3839 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3841 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
3843 (s-gtyp-input): Use them to write tmp-gi.list.
3844 (echo_to_gi.list): Remove.
3846 2008-07-14 Richard Guenther <rguenther@suse.de>
3848 * tree-ssa-sccvn.c (pre_info): Remove.
3849 (switch_to_PRE_table): Likewise.
3850 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
3851 (set_hashtable_value_ids): Do not create value-ids for the
3853 (run_scc_vn): Remove double test. Remove bogus special-case
3854 in value-number printing.
3855 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
3856 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
3858 * tree-flow-inline.h (get_value_handle): Remove.
3859 * tree-flow.h (get_value_handle): Remove.
3861 2008-07-14 Martin Jambor <mjambor@suse.cz>
3863 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
3864 in which we generate arithmetics is not a subrange.
3866 2008-07-14 Martin Jambor <mjambor@suse.cz>
3868 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
3870 2008-07-14 Richard Guenther <rguenther@suse.de>
3872 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
3874 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
3877 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
3878 reload for symbol refs moved to r0 with -fPIC.
3879 (legitimize_pic_address): Use the target register as temporary
3881 (emit_symbolic_move): Adjust comment.
3882 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
3885 2008-07-14 Ben Elliston <bje@au.ibm.com>
3887 * c-common.h (C_CPP_HASHNODE): New macro.
3888 * coretypes.h (struct cpp_token): Forward declare.
3889 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3890 the context-sensitive keyword method.
3891 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
3892 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
3893 expand_bool_pixel): New.
3894 (altivec_categorize_keyword): New function.
3895 (init_vector_keywords): New function.
3896 (rs6000_macro_to_expand): Likewise.
3897 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
3898 compiling an ISO C dialect.
3900 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
3902 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
3903 (create_expression_by_pieces): Fix typo.
3904 (do_regular_insertion): Use debug counter here too.
3906 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
3909 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
3910 CONST_OK_FOR_LETTER_P. All port-local users changed.
3911 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
3912 implement Kp matching power-of-two.
3913 (CONSTRAINT_LEN): Define to match.
3914 * config/cris/cris.md: Replace all use of constraint K with Kc.
3915 ("*btst*): Use Kp for operand 0 of last alternative.
3917 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3920 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
3923 2008-07-13 Jan Hubicka <jh@suse.cz>
3925 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
3928 2008-07-13 Richard Guenther <rguenther@suse.de>
3931 * langhooks.c (lhd_print_error_function): Deal with recursive
3934 2008-07-12 Jan Hubicka <jh@suse.cz>
3936 * cgraph.c (assembler_name_hash): New static var.
3937 (hash_node_by_assembler_name, eq_assembler_name): New.
3938 (cgraph_node_for_asm): Use hashtable.
3939 (cgraph_remove_node): Maintain hashtable.
3940 (change_decl_assembler_name): Sanity check that names are not changing
3941 after aliasing was processed.
3942 * cgraph.h (varpoon_node): Add next GGC marker.
3943 * tree.c (decl_assembler_name_equal): Constify.
3944 (decl_assembler_name_hash): New.
3945 * tree.h (decl_assembler_name_equal): Constify.
3946 (decl_assembler_name_hash): Update.
3948 2008-07-12 David Daney <ddaney@avtrex.com>
3950 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3953 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
3955 * doc/md.texi: Document the MIPS "v" constraint.
3956 * config/mips/mips.h (reg_class): Revert last change.
3957 (REG_CLASS_NAMES): Likewise.
3958 (REG_CLASS_CONTENTS): Likewise.
3959 * config/mips/mips.c (mips_regno_to_class): Likewise.
3960 * config/mips/constraints.md (v): Likewise, but add documentation.
3961 Add a comment to say that this constraint should not be used in
3964 2008-07-11 DJ Delorie <dj@redhat.com>
3966 * config/h8300/h8300.md (length): Fix branch offset limit.
3968 2008-07-11 Anatoly Sokolov <aesok@post.ru>
3970 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
3971 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
3972 (avr_hard_regno_scratch_ok): New function.
3973 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
3974 * config/avr/avr.md (all peepholes that request a scratch register):
3975 Remove avr_peep2_scratch_safe use.
3977 2008-07-11 Tom Tromey <tromey@redhat.com>
3978 Ian Lance Taylor <iant@google.com>
3980 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
3981 (struct c_common_resword): Define.
3982 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
3983 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
3984 (c_common_reswords, num_c_common_reswords): Declare.
3985 * c-common.c (c_common_reswords): New global const array.
3986 (num_c_common_reswords): New const int.
3987 * c-parser.c (struct resword, reswords): Don't define.
3988 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
3989 (c_parse_init): Clarify mask code. Use c_common_reswords rather
3990 than reswords. If warning about C++ keywords, give them a special
3992 (c_lex_one_token): Warn about C++ keywords. Call
3993 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
3994 (c_parser_external_declaration): Look for RID_xxx rather than
3995 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
3996 (c_parser_statement_after_labels): Likewise.
3997 (c_parser_objc_class_instance_variables): Likewise.
3998 (c_parser_objc_class_declaration): Likewise.
3999 (c_parser_objc_try_catch_statement): Likewise.
4000 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
4001 (declspecs_add_type): Likewise.
4003 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
4005 * ggc-page.c (alloc_page):
4006 Substituting xmalloc, xcalloc with
4007 XNEWVEC and XCNEWVAR macros which add the
4010 2008-07-11 Richard Guenther <rguenther@suse.de>
4012 PR tree-optimization/36765
4013 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
4014 aliases from HEAP vars to SMTs.
4016 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4018 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
4019 * configure.ac (loose_warn): Move -Wc++-compat from here...
4020 (strict_warn): ...to here.
4021 * configure: Regenerate.
4023 2008-07-10 Joseph Myers <joseph@codesourcery.com>
4025 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
4026 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
4027 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
4028 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
4029 excluding more specific h8300-*-* and sh-*-* targets.
4031 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
4033 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
4035 (execute_pre): Call loop_optimizer_finalize in early exit.
4037 2008-07-10 Jakub Jelinek <jakub@redhat.com>
4040 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
4041 uids in the bitmap, not just VAR_DECL uids.
4043 PR rtl-optimization/36419
4044 * combine-stack-adj.c (adjust_frame_related_expr): New function.
4045 (combine_stack_adjustments_for_block): Call it if needed. Delete
4047 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
4048 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
4049 prologue sp adjustment.
4051 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
4054 * opts.c (print_ignored_options): Report postponed diagnostics for
4055 unknown -Wno-* options as warnings, not errors.
4056 (postpone_unknown_option_error): Renamed to...
4057 (postpone_unknown_option_warning): ... this.
4059 2008-07-09 Doug Kwan <dougkwan@google.com>
4062 2008-07-08 Doug Kwan <dougkwan@google.com>
4064 * config/arm/arm.opt (mandroid): New option.
4065 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
4066 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
4068 (CC1PLUS_SPEC): Same.
4070 (STARTFILE_SPEC): Same.
4071 (ENDFILE_SPEC): Same.
4072 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
4075 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
4078 * config/mips/mips.h (reg_class): Remove V1_REG.
4079 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4080 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
4082 (mips_get_tp): New function.
4083 (mips_legitimize_tls_address): Use it.
4084 * config/mips/constraints.md (v): Delete.
4085 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
4086 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
4087 After reload, split into a move and ...
4088 (*tls_get_tp_<mode>_split): ...this new instruction.
4090 2008-07-09 David Daney <ddaney@avtrex.com>
4092 * config/mips/driver-native.c: Include coretypes.h and tm.h.
4094 2008-07-09 Jakub Jelinek <jakub@redhat.com>
4096 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
4097 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
4099 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
4100 htab_delete should be called. Don't free c.
4101 (lookup_tmp_var): Create temp_htab lazily.
4102 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
4103 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
4105 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
4106 lower_omp_ordered, lower_omp_critical, lower_omp_for,
4107 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
4108 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
4109 * tree-sra.c (generate_element_init): Likewise.
4110 * tree-mudflap.c (execute_mudflap_function_ops,
4111 execute_mudflap_function_decls): Likewise.
4112 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
4113 * tree-gimple.h (struct gimplify_ctx): New type.
4114 (push_gimplify_context): Adjust prototype.
4116 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
4118 * tree-ssa-pre.c (phi_translate_1): Update placement of
4121 2008-07-09 Anatoly Sokolov <aesok@post.ru>
4123 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
4124 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
4125 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
4126 * targhooks.c (default_hard_regno_scratch_ok): New function.
4127 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
4128 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
4129 * recog.c: Include "target.h".
4130 (peep2_find_free_register): Add check for global regs. Add target
4132 * Makefile.in (recog.o): Depend on target.h.
4134 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
4136 * config/sh/sh.c (sh_canonical_va_list_type): New.
4137 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
4139 2008-07-09 Raksit Ashok <raksit@google.com>
4141 * doc/invoke.texi (Option Summary): Mention new option
4142 -Wdisallowed-function-list=...
4143 (Warning Options): Document -Wdisallowed-function-list=...
4144 * common.opt (Wdisallowed-function-list=): New flag.
4145 * flags.h (warn_disallowed_functions): External definition of new
4146 boolean warning flag.
4147 (warn_if_disallowed_function_p): Declare new function.
4148 * opts.c (warning_disallowed_functions): New static variable.
4149 (warn_disallowed_functions): New boolean warning flag.
4150 (warn_if_disallowed_function_p): New function.
4151 (add_comma_separated_to_vector): Rename
4152 add_instrument_functions_exclude_list to this.
4153 (common_handle_option): Handle new option. Rename calls to
4154 add_instrument_functions_exclude_list into calls to
4155 add_comma_separated_to_vector.
4156 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
4157 based on flag warn_disallowed_functions.
4159 2008-07-09 Christian Bruel <christian.bruel@st.com>
4161 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
4162 instead of get_attr_length.
4164 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4166 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
4168 * genemit.c (gen_insn): Likewise.
4169 * gengtype.c (note_def_vec): Likewise.
4170 * gengtype.h (note_def_vec): Likewise.
4171 * genoutput.c (struct data, output_insn_data, process_template,
4172 gen_expand, gen_split, note_constraint): Likewise.
4173 * genrecog.c (new_decision, add_to_sequence, factor_tests,
4174 make_insn_sequence): Likewise.
4175 * gensupport.c (record_insn_name): Likewise.
4177 2008-07-08 Doug Kwan <dougkwan@google.com>
4179 * config/arm/arm.opt (mandroid): New option.
4180 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
4181 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
4183 (CC1PLUS_SPEC): Same.
4185 (STARTFILE_SPEC): Same.
4186 (ENDFILE_SPEC): Same.
4187 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
4190 2008-07-08 Raksit Ashok <raksit@google.com>
4192 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
4193 (set_storage_via_setmem): Fix expected_align parameter.
4194 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
4195 missing from the list.
4196 * doc/md.texi (movmem): Explicitly state that expected alignment is
4197 to be expressed in bytes.
4198 (setmem): Explicitly state that expected alignment is to be expressed
4201 2008-07-08 Joseph Myers <joseph@codesourcery.com>
4203 * reload.c (find_reloads_subreg_address): Do not require validity
4204 of address in original mode before reloading address.
4206 2008-07-07 Tianwei Sheng <tianweis@google.com>
4208 * df-core.c (df_remove_problem): Adjust the access to avoid out of
4209 bounds array access.
4211 2008-07-08 Jakub Jelinek <jakub@redhat.com>
4213 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
4215 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
4217 Fix PR tree-optimization/23455
4218 Fix PR tree-optimization/35286
4219 Fix PR tree-optimization/35287
4220 * Makefile.in (OBJS-common): Remove tree-vn.o.
4221 (tree-vn.o): Remove.
4222 * dbgcnt.def: Add treepre_insert debug counter.
4223 * gcc/tree-flow.h (add_to_value): Updated for other changes.
4224 (debug_value_expressions): Ditto.
4225 (print_value_expressions): Ditto.
4226 * tree-pretty-print.c (dump_generic_node): Updated for
4227 VALUE_HANDLE removal.
4228 * tree-ssa-dom.c (record_equality): Ditto.
4229 (cprop_operand): Ditto.
4230 (lookup_avail_expr): Ditto.
4231 * tree-ssa-threadedge.c
4232 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
4233 (simplify_control_stmt_condition): Ditto.
4234 * tree.c (tree_code_size): Ditto.
4235 (tree_node_structure): Ditto.
4236 (iterative_hash_expr): Ditto.
4238 * tree.h (VALUE_HANDLE_ID): Ditto.
4239 (VALUE_HANDLE_EXPR_SET): Ditto.
4240 (struct tree_value_handle): Ditto.
4241 (union tree_node): Ditto.
4242 * treestruct.def: Ditto.
4243 * tree-vn.c: Removed.
4244 * tree-ssa-pre.c: Rewritten entirely.
4245 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
4246 (constant_value_ids): Ditto.
4247 (vn_nary_op_t): Moved to header.
4249 (vn_reference_op_t): Ditto
4250 (vn_reference_t): Ditto.
4251 (next_value_id): New variable.
4252 (VN_INFO): Add an assert.
4253 (vn_constant_eq): New function.
4254 (vn_constant_hash): Ditto.
4255 (get_or_alloc_constant_value_id): Ditto.
4256 (value_id_constant_p): Ditto.
4257 (vn_reference_compute_hash): De-staticify.
4258 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
4259 Disable some code with a FIXME. Remove VALUE_HANDLE use.
4260 (valueize_refs): Update opcode if it changes from ssa name to constant.
4261 (vn_reference_lookup_1): Add new argument.
4262 (vn_reference_lookup): Ditto.
4263 (vn_reference_lookup_pieces): New function.
4264 (vn_reference_insert): Add return type. Modify to deal with value ids.
4265 (vn_reference_insert_pieces): New function.
4266 (vn_nary_op_compute_hash): De-staticify.
4267 (vn_nary_op_eq): Ditto.
4268 (vn_nary_op_lookup_pieces): New function.
4269 (vn_nary_op_lookup): Add new argument.
4270 (vn_nary_op_insert_pieces): New function.
4271 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
4272 (vn_phi_insert): Ditto.
4273 (visit_unary_op): Update for callee changes.
4274 (visit_binary_op): Ditto.
4275 (visit_reference_op_load): Ditto.
4276 (visit_reference_op_store): Ditto.
4277 (init_scc_vn): Init next_value_id, constant_to_value_id and
4279 (free_scc_vn): Free them.
4280 (set_hashtable_value_ids): New function.
4281 (run_scc_vn): Use it.
4282 (get_max_value_id): New function.
4283 (get_next_value_id): Ditto.
4284 (expressions_equal_p): Moved from tree-vn.c
4285 (sort_vuses): Ditto.
4286 (sort_vuses_heap): Ditto.
4287 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
4289 * tree.c (iterative_hash_hashval_t): Made non-static
4290 * tree.h (iterative_hash_hashval_t): Declare it.
4292 2008-07-08 Martin Jambor <mjambor@suse.cz>
4294 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
4295 instead of ipa_create_node_params.
4296 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
4297 ipa_check_create_edge_args, free them with
4298 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
4300 * ipa-prop.c: Include flags.h and tree-inline.h.
4301 (ipa_node_params_vector): New variable.
4302 (ipa_edge_args_vector): New variable.
4303 (edge_removal_hook_holder): New variable.
4304 (node_removal_hook_holder): New variable.
4305 (edge_duplication_hook_holder): New variable.
4306 (node_duplication_hook_holder): New variable.
4307 (ipa_detect_param_modifications): Check for presence of modified flags.
4308 (ipa_compute_jump_functions): Check for presence of jump functions.
4309 (ipa_free_edge_args_substructures): New function.
4310 (ipa_create_node_params): Removed.
4311 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
4312 (ipa_free_node_params_substructures): New function.
4313 (ipa_free_all_node_params): Changed to deallocate the on-the-side
4315 (ipa_edge_removal_hook): New function.
4316 (ipa_node_removal_hook): New function.
4317 (duplicate_array): New function.
4318 (ipa_edge_duplication_hook): New function.
4319 (ipa_node_duplication_hook): New function.
4320 (ipa_register_cgraph_hooks): New function.
4321 (ipa_unregister_cgraph_hooks): New function.
4322 (free_all_ipa_structures_after_ipa_cp): New function.
4324 * ipa-prop.h: Include vec.h.
4325 (ipa_node_params_t): New typedef with vector types for it.
4326 (ipa_edge_args_t): New typedef with vector types for it.
4327 (IPA_NODE_REF): Changed to access an on-the-side vector.
4328 (IPA_EDGE_REF): Changed to access an on-the-side vector.
4329 (ipa_check_create_node_params): New function.
4330 (ipa_check_create_edge_args): New function.
4332 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
4335 2008-07-07 Tom Tromey <tromey@redhat.com>
4337 * configure, config.in: Rebuilt.
4338 * configure.ac: Don't check for scandir or alphasort.
4340 2008-07-07 Joseph Myers <joseph@codesourcery.com>
4342 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
4343 types immediately after creating them.
4345 2008-07-07 Joseph Myers <joseph@codesourcery.com>
4347 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
4349 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
4351 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
4352 dump_constraint_graph.
4353 (dump_constraint_edge): New function.
4354 (dump_constraint_graph): New function.
4355 (debug_constraint_graph): New function.
4356 (dump_constraint): Removed useless comparison.
4357 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
4358 (dump_constraint_graph): Declare.
4359 (debug_constraint_graph): Declare.
4360 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
4362 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
4364 * config/i386/i386.c (is_va_list_char_pointer): New.
4365 (ix86_va_start): Replace compare with ms_va_list_type_node
4366 by is_va_list_char_pointer.
4367 (ix86_gimplify_va_arg): Likewise.
4369 2008-07-07 Martin Jambor <mjambor@suse.cz>
4371 * cgraph.c (cgraph_edge_max_uid): New variable.
4372 (struct cgraph_edge_hook_list): New type.
4373 (struct cgraph_node_hook_list): New type.
4374 (struct cgraph_2edge_hook_list): New type.
4375 (struct cgraph_2node_hook_list): New type.
4376 (first_cgraph_edge_removal_hook): New variable.
4377 (first_cgraph_node_removal_hook): New variable.
4378 (first_cgraph_edge_duplicated_hook): New variable.
4379 (first_cgraph_node_duplicated_hook): New variable.
4380 (cgraph_add_edge_removal_hook): New function.
4381 (cgraph_remove_edge_removal_hook): New function.
4382 (cgraph_call_edge_removal_hooks): New function.
4383 (cgraph_add_node_removal_hook): New function.
4384 (cgraph_remove_node_removal_hook): New function.
4385 (cgraph_call_node_removal_hooks): New function.
4386 (cgraph_add_edge_duplication_hook): New function.
4387 (cgraph_remove_edge_duplication_hook): New function.
4388 (cgraph_call_edge_duplication_hooks): New function.
4389 (cgraph_add_node_duplication_hook): New function.
4390 (cgraph_remove_node_duplication_hook): New function.
4391 (cgraph_call_node_duplication_hooks): New function.
4392 (cgraph_create_edge): Assign to edge uid.
4393 (cgraph_remove_edge): Call edge removal hooks.
4394 (cgraph_node_remove_callees): Call edge removal hooks.
4395 (cgraph_node_remove_callers): Call edge removal hooks.
4396 (cgraph_remove_node): Call node removal hooks.
4397 (cgraph_clone_edge): Call edge duplication hooks.
4398 (cgraph_clone_node): Call node duplication hooks.
4400 * cgraph.h (cgraph_edge): New field uid.
4401 (cgraph_edge_hook): New type.
4402 (cgraph_node_hook): New type.
4403 (cgraph_2edge_hook): New type.
4404 (cgraph_2node_hook): New type.
4406 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
4408 * config.in: Regenerate.
4410 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
4412 * gcc.c (print_sysroot): New.
4413 (option_map, display_help, process_command): Handle the
4414 -print-sysroot option.
4415 (main): Print the sysroot if requested.
4416 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
4418 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4421 * unwind-pe.h (size_of_encoded_value): add attribute unused.
4423 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
4425 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
4426 (assign_parm_setup_block_p): Also check mode of entry_parm.
4428 2008-07-07 Richard Guenther <rguenther@suse.de>
4430 * tree-ssa-structalias.h (set_used_smts): Remove.
4431 * tree-ssa-structalias.c (used_smts): Likewise.
4432 (set_used_smts): Likewise.
4433 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
4434 call to set_used_smts.
4436 2008-07-07 Richard Guenther <rguenther@suse.de>
4438 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
4439 (new_var_info): Set it to false.
4440 (solution_set_add): Correctly handle pointers outside a var and
4442 (type_safe): Treat variables with is_full_var properly.
4443 (do_sd_constraint): Likewise.
4444 (do_ds_constraint): Likewise.
4445 (process_constraint): Remove zeroing offset for !use_field_sensitive.
4446 (get_constraint_for_ptr_offset): New function.
4447 (get_constraint_for_component_ref): For addresses at least include
4448 the last field of the variable. Handle is_full_vars properly.
4449 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
4450 (handle_ptr_arith): Remove.
4451 (find_func_aliases): Simplify assignment handling.
4452 (create_function_info_for): For parameter and result varinfos set
4454 (create_variable_info_for): Set is_full_var flag whenever we
4455 just created a single varinfo for a decl.
4456 (init_alias_vars): Initialize use_field_sensitive from
4457 max-fields-for-field-sensitive parameter.
4459 2008-07-07 Richard Guenther <rguenther@suse.de>
4461 PR tree-optimization/36713
4462 * tree-flow-inline.h (is_call_used): New function.
4463 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
4464 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4465 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
4467 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4469 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
4471 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
4473 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
4475 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4476 Nathan Sidwell <nathan@codesourcery.com>
4478 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
4479 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
4481 * config/m68k/t-linux: New.
4482 * doc/install.texi: Document m68k-*-linux is now multilibbed by
4485 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
4487 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
4488 * config/m68k/m68k-devices.def: Remove multilibs that only differ
4491 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4493 * gcc.c (execute): Fix -Wc++-compat warning.
4495 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
4498 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
4499 constant for little endian.
4501 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
4503 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
4504 mips_base_mips16 instead of TARGET_MIPS16.
4505 (mips_base_mips16): Declare.
4506 * config/mips/mips.c (mips_base_mips16): Make global.
4507 (was_mips16_p): Remove GTY marker.
4508 (was_mips16_pch_p): New variable.
4509 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
4510 (mips_override_options): Force to non-MIPS16 mode initially.
4511 Do not complain about MIPS16 PIC incompatibilities here.
4512 Only allow -mgpopt if -mexplicit-relocs is in force for
4515 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
4517 * configure.ac: Check for caddr_t, define to char * if not defined.
4518 * configure: Regenerate.
4519 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
4520 (mmap_gt_pch_use_address): Likewise.
4521 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
4523 2008-07-06 Richard Guenther <rguenther@suse.de>
4525 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
4526 (new_var_info): Deal with it.
4527 (solution_set_add): Likewise.
4528 (bitpos_of_field): Make signed, fix.
4529 (struct fieldoff): Remove type and decl fields. Make size field
4530 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
4532 (fieldoff_compare): Deal with it.
4533 (push_fields_onto_fieldstack): Remove has_union argument, glob
4534 adjacent non-pointer fields together.
4535 (create_function_info_for): Do not set has_union.
4536 (create_variable_info_for): Simplify.
4538 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
4540 * config.gcc (extra_headers): Add cross-stdarg.h for target
4541 x86_64-*-* and i?86-*-*.
4542 * config/i386/cross-stdarg.h: New.
4543 * builtins.c (std_fn_abi_va_list): New.
4544 (std_canonical_va_list_type): New.
4545 (stabilize_va_list): Replace va_list_type_node use by
4546 mtarget.canonical_va_list_type.
4547 (gimplify_va_arg_expr): Likewise.
4548 (expand_builtin_va_copy): Replace va_list_type_node use by
4549 mtarget.fn_abi_va_list.
4550 * tree-sra.c (is_va_list_type): New helper.
4551 (decl_can_be_decomposed_p): Replace
4552 va_list_type_node use by is_va_list_type.
4553 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
4554 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4555 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
4556 * config/i386/i386-protos.h (ix86_get_valist_type): New.
4557 (ix86_enum_va_list): New.
4558 * config/i386/i386.c (sysv_va_list_type_node): New.
4559 (ms_va_list_type_node): New.
4560 (ix86_function_type_abi): Remove sorry.
4561 (ix86_build_builtin_va_list_abi): New.
4562 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
4564 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
4565 (ix86_init_builtins_va_builtins_abi): New.
4566 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
4568 (ix86_handle_abi_attribute): New.
4569 (attribute_spec): Add sysv_abi and ms_abi.
4570 (ix86_fn_abi_va_list): New.
4571 (ix86_canonical_va_list_type): New.
4572 (ix86_enum_va_list): New.
4573 (TARGET_FN_ABI_VA_LIST): New.
4574 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4575 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
4576 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
4577 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4578 (TARGET_ENUM_VA_LIST): New.
4579 * expr.h (std_fn_abi_va_list): New.
4580 (std_canonical_va_list_type): New.
4581 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
4582 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4583 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
4584 TARGET_CANONICAL_VA_LIST_TYPE.
4585 * target.h (struct gcc_target): Add fn_abi_va_list hook
4586 and canonical_va_list_type hook.
4588 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4590 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
4591 integral and pointer types.
4593 2008-07-04 Roger Sayle <roger@eyesopen.com>
4595 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
4596 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
4598 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
4601 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
4603 2008-07-04 Jakub Jelinek <jakub@redhat.com>
4605 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
4606 build_gimple_modify_stmt.
4607 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
4608 gimple operand. Use fold_build* instead of build*.
4610 2008-07-04 Richard Guenther <rguenther@suse.de>
4612 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
4613 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
4614 properly to compute the reachability set if we do field-sensitive PTA.
4615 * invoke.texi (max-fields-for-field-sensitive): Document default.
4616 * opts.c (decode_options): Set max-fields-for-field-sensitive to
4617 100 for optimize >= 2.
4619 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4621 * ggc-zone.c (lookup_page_table_if_allocated,
4622 set_page_table_entry, zone_find_object_size, alloc_small_page,
4623 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
4624 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
4625 -Wc++-compat and/or -Wcast-qual warnings.
4627 2008-07-04 Alan Modra <amodra@bigpond.net.au>
4630 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
4631 pic_offset_table_rtx to be marked as used here.
4632 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
4633 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
4634 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
4635 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
4638 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4640 * alloc-pool.c (hash_descriptor, eq_descriptor,
4641 alloc_pool_descriptor): Fix -Wc++-compat warnings.
4642 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
4644 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
4645 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
4646 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
4647 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
4650 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
4652 * tree-flow.h (loop_only_exit_p): Declare.
4653 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
4654 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
4655 the number of iterations if it is constant. Otherwise, if this is the
4656 only possible exit of the loop, use the conservative estimate on the
4657 number of iterations of the entire loop if available.
4659 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
4661 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
4662 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
4663 Add synchronization functions.
4664 * config/sync.c: New file.
4665 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
4666 (LIBGCC_SYNC_CFLAGS): Likewise.
4668 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
4671 * config/i386/i386.md (mode): Add TF to "mode" attribute.
4672 (*pushtf_sse): New insn pattern.
4673 (pushtf splitters): New splitters.
4675 2008-07-03 Michael Meissner <gnu@the-meissners.org>
4678 * predict.c (build_predict_expr): Use void_type_node for the tree
4679 type, instead of NULL_TREE.
4681 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
4683 * config/i386/i386.c (contains_aligned_value_p): Return true
4685 (ix86_data_alignment): Align TCmode to 128bits.
4686 (ix86_local_alignment): Likewise.
4688 2008-07-03 Andrew Haley <aph@redhat.com>
4691 * vec.h (VEC_TA): New.
4692 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
4693 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
4694 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
4695 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
4696 (C_COMMON_FIXED_TYPES): Remove first arg.
4697 (C_COMMON_FIXED_MODE_TYPES): Likewise.
4698 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
4699 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
4700 not to use empty macro arguments.
4702 2008-07-02 Joseph Myers <joseph@codesourcery.com>
4704 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
4705 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
4706 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
4707 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
4708 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
4709 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
4710 config/ia64/crtn.asm, config/m68hc11/larith.asm,
4711 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
4712 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
4713 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
4714 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
4715 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
4716 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
4717 config/rs6000/e500crtres64gpr.asm,
4718 config/rs6000/e500crtres64gprctr.asm,
4719 config/rs6000/e500crtrest32gpr.asm,
4720 config/rs6000/e500crtrest64gpr.asm,
4721 config/rs6000/e500crtresx32gpr.asm,
4722 config/rs6000/e500crtresx64gpr.asm,
4723 config/rs6000/e500crtsav32gpr.asm,
4724 config/rs6000/e500crtsav64gpr.asm,
4725 config/rs6000/e500crtsav64gprctr.asm,
4726 config/rs6000/e500crtsavg32gpr.asm,
4727 config/rs6000/e500crtsavg64gpr.asm,
4728 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
4729 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
4730 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
4731 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
4732 config/sparc/sol2-cn.asm: Remove .file directives.
4734 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
4736 * resource.c (mark_referenced_resources): Look inside
4737 UNSPEC_VOLATILEs and ASM_INPUTs.
4739 2008-07-02 Ian Lance Taylor <iant@google.com>
4741 * rtlanal.c (add_reg_note): New function.
4742 * rtl.h (add_reg_note): Declare.
4743 * auto-inc-dec.c (attempt_change): Use add_reg_note.
4744 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
4745 * builtins.c (expand_builtin_longjmp): Likewise.
4746 (expand_builtin_nonlocal_goto): Likewise.
4747 * calls.c (emit_call_1, expand_call): Likewise.
4748 * cfgexpand.c (add_reg_br_prob_note): Likewise.
4749 * cfglayout.c (fixup_reorder_chain): Likewise.
4750 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
4751 (commit_one_edge_insertion): Likewise.
4752 * combine.c (move_deaths, distribute_notes): Likewise.
4753 * df-problems.c (df_set_note): Likewise.
4754 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
4755 (set_unique_reg_note): Likewise.
4756 (emit_copy_of_insn_after): Likewise.
4757 * expr.c (expand_expr_real): Likewise.
4758 * gcse.c (add_label_notes): Likewise.
4759 * haifa-sched.c (create_check_block_twin): Likewise.
4760 * jump.c (mark_jump_label_1): Likewise.
4761 * loop-doloop.c (add_test, doloop_modify): Likewise.
4762 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4763 * lower-subreg.c (move_eh_region_note): Likewise.
4764 * optabs.c (emit_libcall_block): Likewise.
4765 * predict.c (predict_insn): Likewise.
4766 (combine_predictions_for_insn): Likewise.
4767 * recog.c (peephole2_optimize): Likewise.
4768 * regmove.c (try_auto_increment): Likewise.
4769 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
4770 * reload.c (find_reloads): Likewise.
4771 * reload1.c (fixup_eh_region_note): Likewise.
4772 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
4773 * reorg.c (delete_prior_computation): Likewise.
4774 (delete_computation, dbr_schedule): Likewise.
4775 * config/pa/pa.c (legitimize_pic_address): Likewise.
4776 * config/sh/sh.c (sh_reorg): Likewise.
4778 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4781 * config/libgcc-glibc.ver: Add %exclude.
4782 * config/m32r/libgcc-glibc.ver: Likwise.
4783 * config/s390/libgcc-glibc.ver: Likwise.
4784 * config/sh/libgcc-glibc.ver: Likwise.
4785 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
4787 * config/i386/libgcc-glibc.ver: New.
4789 * config/i386/libgcc-x86_64-glibc.ver: Removed.
4791 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4793 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
4794 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
4795 i[34567]86-*-linux*, x86_64-*-linux*. Add
4796 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
4797 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
4798 x86_64-*-linux*. Add i386/t-linux to tmake_file for
4799 i[34567]86-*-linux*, x86_64-*-linux*.
4801 * libgcc-std.ver: Add empty GCC_4.4.0.
4803 * mkmap-symver.awk: Support multiple versions per symbol.
4805 * config/i386/i386.c (ix86_init_builtins): Always define
4806 __builtin_fabsq and __builtin_copysignq with fallbacks.
4807 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
4808 and __builtin_copysignq if SSE2 isn't available.
4810 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
4811 (LIBGCC2_TF_CEXT): Likwise.
4814 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
4816 * config/i386/sfp-machine.h: Moved to libgcc.
4818 * config/i386/sfp-machine.h: New.
4819 * config/i386/t-linux: Likwise.
4821 * config/i386/t-darwin: Remove softfp_wrap_start and
4823 * config/i386/t-darwin64: Likewise.
4825 * config/i386/t-fprules-softfp64: Renamed to ...
4826 * config/i386/t-fprules-softfp: This.
4828 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
4829 and softfp_wrap_end.
4831 2008-07-02 Jason Merrill <jason@redhat.com>
4833 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
4835 * tree.c (ctor_to_list): New fn.
4836 * tree.h: Declare it.
4837 (CONSTRUCTOR_ELT): New macro.
4838 (CONSTRUCTOR_NELTS): New macro.
4840 2008-07-02 Richard Guenther <rguenther@suse.de>
4842 * tree-ssa-structalias.c (struct variable_info): Reorder
4843 to fill padding on 64bit hosts. Make collapsed_to an int.
4844 (get_varinfo_fc): Deal with that.
4845 (new_var_info): Likewise.
4846 (collapse_rest_of_var): Likewise.
4848 2008-07-02 Joshua Sumali <jsumali@redhat.com>
4850 * doc/install.texi (--enable-java-home): Document.
4851 (--enable-aot-compile-rpm): Likewise.
4852 (--with-arch-directory): Likewise.
4853 (--with-os-directory): Likewise.
4854 (--with-origin-name): Likewise.
4855 (--with-arch-suffix): Likewise.
4856 (--with-jvm-root-dir): Likewise.
4857 (--with-jvm-jar-dir): Likewise.
4858 (--with-python-dir): Likewise.
4860 2008-07-02 Richard Guenther <rguenther@suse.de>
4862 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
4863 from decls explicitly. Merge operand checking from tuples.
4865 2008-07-02 Martin Jambor <mjambor@suse.cz>
4867 * tree-switch-conversion.c: Included timevar.h which I forgot before.
4869 2008-07-02 Martin Jambor <mjambor@suse.cz>
4871 * tree-switch-conversion.c: Included timevar.h
4872 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
4874 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
4876 2008-07-02 Martin Jambor <mjambor@suse.cz>
4878 * tree-switch-conversion.c: Corrected various comments and
4880 (build_constructors): Fixed minor formatting mistakes.
4882 * invoke.texi (Optimize Options): Corrected the
4883 switch-conversion-max-branch-ratio parameter.
4885 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
4887 * final.c (asm_insn_count): Return zero for an empty asm body.
4889 2008-07-02 Richard Guenther <rguenther@suse.de>
4891 * bitmap.h (bitmap_set_bit): Return bool.
4892 (bitmap_clear_bit): Likewise.
4893 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
4894 write to the bitmap if it would.
4895 (bitmap_clear_bit): Likewise.
4896 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
4897 bitmap_set_bit return value.
4898 (add_pred_graph_edge): Likewise.
4899 (add_graph_edge): Likewise.
4900 (do_sd_constraint): Likewise.
4901 (do_ds_constraint): Likewise.
4903 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4905 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
4906 Fix -Wc++-compat and/or -Wcast-qual warnings.
4907 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
4908 gen_regparm_prefix): Likewise.
4909 * vmsdbgout.c (write_modbeg, lookup_filename,
4910 vmsdbgout_source_line, vmsdbgout_init): Likewise.
4912 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
4914 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
4915 defaults.h definition apply.
4917 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
4919 * function.c (assign_parm_remove_parallels): New.
4920 (assign_parm_setup_block_p): Do not return true for non-BLKmode
4922 (assign_parm_setup_block): Do not handle them.
4923 (assign_parm_setup_reg, assign_parm_setup_stack): Call
4924 assign_parm_remove_parallels.
4926 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
4928 * c-typeck.c (convert_for_assignment): Use
4929 vector_targets_convertible_p.
4930 * c-common.c (vector_targets_convertible_p): New.
4931 * c-common.h (vector_targets_convertible_p): New prototype.
4932 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
4933 opaque_p_V2SI_type_node.
4935 2008-07-01 Steve Ellcey <sje@cup.hp.com>
4937 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
4940 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
4942 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
4943 TFmode constants via two element DImode vector for hosts with
4944 HOST_BITS_PER_WIDE_INT < 64.
4945 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
4946 also for HOST_BITS_PER_WIDE_INT < 64.
4948 2008-07-01 Richard Guenther <rguenther@suse.de>
4950 PR tree-optimization/36666
4951 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
4952 (get_constraint_exp_from_ssa_var): Split into ...
4953 (get_constraint_exp_for_temp): ... this ...
4954 (get_constraint_for_ssa_var): ... and that.
4955 Return constraint expressions for all touched sub-fields
4956 if the results address is not taken.
4957 (process_constraint): Remove assertion that aggregate
4958 assignments do not happen at this place.
4959 (get_constraint_for_component_ref): Add address_p argument.
4960 Return constraint expressions for all touched sub-fields
4961 if the results address is not taken.
4962 (do_deref): Use get_constraint_exp_for_temp.
4963 (get_constraint_for_1): Rename from ...
4964 (get_constraint_for): ... this. Add the old function as wrapper.
4965 (do_structure_copy): Use get_constraint_for_1.
4967 2008-07-01 Martin Jambor <mjambor@suse.cz>
4969 * Makefile.in (tree-switch-conversion.o): Add.
4970 (OBJS-common): Add tree-swtch-conversion.o.
4971 * passes.c (init_optimization_passes): Add pass_convert_switch.
4972 * tree-pass.h: (pass_convert_switch): Add.
4973 * tree-switch-conversion.c: New file.
4974 * gcc.dg/tree-ssa/cswtch.c: New testcase.
4975 * common.opt (ftree-cswtch): New option.
4976 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
4977 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
4978 * opts.c (decode_options): Set flag_tree_switch_conversion when
4979 optimization level is >= 2.
4980 * doc/invoke.texi (Optimize Options): Added description of
4981 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
4983 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4985 * config/darwin-driver.c (darwin_default_min_version): Fix
4986 -Wc++-compat warnings.
4988 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
4990 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
4993 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4995 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
4997 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
4999 PR rtl-optimization/34744
5000 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
5001 (df_scan_free_internal): Free data structures not
5002 allocated in storage pools.
5003 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
5004 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
5005 df_scan_free_mws_vec.
5006 * dse.c (dse_step6): Free offset_map_p and offset_map_n
5009 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
5011 * config/i386/i386.c (contains_aligned_value_p): Return true
5013 (ix86_function_arg_boundary): Return its natural boundary
5015 (return_in_memory_32): Don't check TDmode.
5016 (ix86_split_to_parts): Support splitting into 4 parts and
5017 support TFmode for 32bit target.
5018 (ix86_split_long_move): Support splitting into 4 parts.
5019 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
5021 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
5022 (ix86_init_builtins): Here.
5023 (ix86_scalar_mode_supported_p): Always return true for TFmode.
5024 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
5025 'q' and 'w', respectively.
5027 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
5029 (movtf_internal): Likewise.
5030 (<code>tf2): Likewise.
5031 (*absnegtf2_sse): Likewise.
5032 (copysign<mode>3): Likewise.
5033 (copysign<mode>3_const): Likewise.
5034 (copysign<mode>3_var): Likewise.
5035 (define_split UNSPEC_COPYSIGN): Likewise.
5036 * config/i386/sse.md (*nandtf3): Likewise.
5037 (<code>tf3): Likewise.
5038 (*<code>tf3): Likewise.
5040 2008-06-30 Joey Ye <joey.ye@intel.com>
5041 H.J. Lu <hongjiu.lu@intel.com>
5043 * global.c (compute_regsets): Set frame_pointer_needed here.
5044 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
5046 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5048 * doc/install.texi (specific): Expand Windows build notes.
5050 2008-06-30 Ira Rosen <irar@il.ibm.com>
5052 PR tree-optimization/36648
5053 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
5054 number of prolog iterations by step. Fix the comment.
5056 2008-06-30 Richard Guenther <rguenther@suse.de>
5059 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
5060 handle calls from ECF_MALLOC functions.
5061 (handle_pure_call): ECF_MALLOC functions do not return
5063 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
5065 2008-06-29 Andreas Schwab <schwab@suse.de>
5067 * config/m68k/m68k.c (print_operand): Always print a float
5069 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
5070 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
5073 * config/rs6000/x-linux64: Remove never used file.
5075 2008-06-29 Richard Guenther <rguenther@suse.de>
5077 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
5079 (struct alias_info): Move ...
5080 * tree-ssa-alias.c: ... here.
5081 (update_alias_info): Declare.
5082 (compute_may_aliases): Call it.
5083 (update_alias_info): New function.
5084 * tree-ssa-structalias.c (update_alias_info): Move ...
5085 * tree-ssa-alias.c (update_alias_info_1): ... here.
5086 * tree-ssa-structalias.c (process_constraint_1): Remove
5087 unused from_call argument. Rename to ...
5088 (process_constraint): ... this. Delete old wrapper.
5089 (make_constraint_to): Adjust callers.
5090 (handle_const_call): Likewise.
5091 (handle_pure_call): Likewise.
5092 (init_base_vars): Likewise.
5093 (handle_lhs_call): Likewise. Remove unnecessary constraint.
5094 (find_func_aliases): We don't need structure copies for
5096 (make_constraint_from_anything): Remove.
5097 (create_variable_info_for): For globals make constraints
5098 from escaped, not from anything.
5099 (compute_points_to_sets): Do not call update_alias_info.
5100 (ipa_pta_execute): Use make_constraint_from.
5102 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5104 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
5105 (bitmap.o-warn, dominance.o-warn): New.
5106 * configure.ac (cxx_compat_warn): Delete.
5107 (loose_warn): Add -Wcast-qual and -Wc++-compat.
5108 * system.h: Remove #pragma diagnostic for -Wcast-qual and
5110 * configure: Regenerate.
5112 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
5115 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5117 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
5118 * df-scan.c (df_notes_rescan): Likewise.
5119 * ggc-page.c (set_page_table_entry): Likewise.
5120 * intl.c (gcc_gettext_width): Likewise.
5121 * varasm.c (get_unnamed_section, get_noswitch_section,
5122 get_section): Likewise.
5124 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
5126 * regrename.c (build_def_use): Don't copy RTX.
5128 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
5130 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
5131 (Type Attributes): Fix nesting of @table and @subsection. Adjust
5132 punctuation. Use @ref instead of @xref.
5133 (Function Names): Remove stray @display/@end display.
5134 (C++ Attributes): Use @ref instead of @xref.
5135 (Deprecated Features): Fix punctuation around @xref.
5136 (Backwards Compatibility): Likewise.
5137 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
5139 2008-06-28 Joseph Myers <joseph@codesourcery.com>
5141 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
5142 constants for E500 double.
5144 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5146 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
5147 element type of const_vector.
5149 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
5151 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
5152 Remove FLAGS_REG clobber from expander pattern.
5153 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
5154 (anddi3, andsi3, andhi3, andqi3): Ditto.
5155 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
5156 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
5157 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
5158 (ashlsi3, ashlhi3, ashlqi3): Ditto.
5159 (ashrsi3, ashrhi3, ashrqi3): Ditto.
5160 (lshrsi3, lshrhi3, lshrqi3): Ditto.
5161 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
5162 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
5164 2008-06-28 Richard Guenther <rguenther@suse.de>
5166 * tree-ssa-structalias.c (callused_id, var_callused,
5167 callused_tree): Add.
5168 (handle_pure_call): New function.
5169 (find_func_aliases): Call it.
5170 (find_what_p_points_to): Handle the call-used set.
5171 (clobber_what_escaped): Likewise.
5172 (compute_call_used_vars): New function.
5173 (init_base_vars): Init the call-used variable.
5174 (do_sd_constraint): Do not propagate the solution from CALLUSED
5175 but use CALLUSED as a placeholder.
5176 (solve_graph): Likewise.
5177 * tree-flow-inline.h (gimple_call_used_vars): New function.
5178 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
5179 (compute_call_used_vars): Declare.
5180 * tree-ssa-alias.c (set_initial_properties): Call
5181 compute_call_used_vars.
5182 (reset_alias_info): Clear call-used variables.
5183 (add_call_clobber_ops): Assert we are not called for const/pure
5184 functions. Remove handling of them.
5185 (add_call_read_ops): Handle pure functions by adding the
5186 call-used set of variables as VUSEs.
5187 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
5188 (delete_tree_ssa): Free it.
5189 * tree-dfa.c (remove_referenced_var): Clear the var from the
5192 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
5194 * tree.c (build_varargs_function_type_list): New.
5195 (build_function_type_list_1): New.
5196 (build_function_type_list): Use build_function_type_list_1.
5197 * tree.h (build_varargs_function_type_list): New.
5199 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5202 * config/spu/spu.c (spu_builtin_splats): Do not generate
5203 invalid CONST_VECTOR expressions.
5204 (spu_expand_vector_init): Likewise.
5206 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
5208 * optabs.c (libfunc_decls): New variable.
5209 (libfunc_decl_hash, libfunc_decl_eq): New functions.
5210 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
5211 for the same function twice.
5213 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
5215 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
5216 ix86_expand_binary_operator directly.
5217 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
5219 (*ashrti3_1): Ditto.
5220 (*lshrti3_1): Ditto.
5221 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
5222 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
5223 using only one splitter. Conditionaly execute splitter before or
5224 after peephole2 pass.
5225 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
5226 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
5227 Use only one alternative in asm template.
5228 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
5230 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
5231 "J" operand constraint for operand 2.
5232 (*ashldi3_cconly_rex64): Ditto.
5233 (*ashrdi3_cmp_rex64): Ditto.
5234 (*ashrdi3_cconly_rex64): Ditto.
5235 (*lshrdi3_cmp_rex64): Ditto.
5236 (*lshrdi3_cconly_rex64): Ditto.
5237 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
5238 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
5239 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
5242 2008-06-27 Jakub Jelinek <jakub@redhat.com>
5244 * gimplify.c (omp_is_private): Don't return true if decl is not
5245 already private on #pragma omp for or #pragma omp parallel for.
5248 * tree-cfg.c (struct move_stmt_d): Replace block field with
5249 orig_block and new_block fields.
5250 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
5251 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
5252 (move_block_to_fn): Replace vars_map and new_label_map arguments
5253 with struct move_stmt_d pointer.
5254 (replace_block_vars_by_duplicates): New function.
5255 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
5256 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
5257 all subblocks of ORIG_BLOCK to the new function. Call
5258 replace_block_vars_by_duplicates.
5259 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
5260 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
5261 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
5262 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
5263 (expand_omp): Temporarily set input_location to the location of
5264 region's controlling stmt.
5265 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
5266 BIND_EXPR, push ctx->block_vars and gimplification vars into
5267 the BIND_EXPR and its block's BLOCK_VARS instead of directly
5269 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
5270 there are any BLOCK_VARS.
5271 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
5272 OMP_PARALLEL or OMP_TASK stmt.
5273 (lower_omp): Save and restore input_location around the lower_omp_1
5276 2008-06-27 Richard Guenther <rguenther@suse.de>
5278 PR tree-optimization/36400
5279 PR tree-optimization/36373
5280 PR tree-optimization/36344
5281 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
5282 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
5283 (update_alias_info): Remove call clobbering code.
5284 (make_constraint_to): New helper function.
5285 (make_escape_constraint): Likewise.
5286 (handle_rhs_call): Use it on all pointer containing arguments.
5287 Also mark the static chain escaped.
5288 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
5289 instead of ANYTHING.
5290 (make_constraint_from): New helper split out from ...
5291 (make_constraint_from_anything): ... here.
5292 (find_func_aliases): Add constraints for escape sites.
5293 (intra_create_variable_infos): Make constraints from NONLOCAL
5295 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
5297 (clobber_what_p_points_to): Remove.
5298 (clobber_what_escaped): New function.
5299 (init_base_vars): Init NONLOCAL and ESCAPED.
5300 (do_sd_constraint): Do not propagate the solution from ESCAPED
5301 but use ESCAPED as a placeholder.
5302 (solve_graph): Likewise.
5303 * tree-flow.h (clobber_what_p_points_to): Remove.
5304 (clobber_what_escaped): Declare.
5305 * tree-ssa-alias.c (set_initial_properties): Call it.
5306 Remove code clobbering escaped pointers.
5308 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
5310 * function.c (allocate_struct_function): Only allocate a unique
5311 funcdef_no if the decl is nonzero.
5313 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
5315 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
5316 * config/mips/mips.c (mips_split_const_insns): New function.
5317 * config/mips/mips.md (move_type): New attribute.
5318 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
5319 (dword_mode): New attribute.
5320 (type): Avoid long line. Map "move_type"s to "type"s,
5321 choosing "multi" for doubleword moves if appropriate.
5322 Swap MTC/MFC comments to match their declaration order.
5323 (extended_mips16): Default to "yes" if "move_type" is "sll0",
5324 "type" is "branch" or "jal" is "direct".
5325 (length): Handle "extended_mips16" first. Make the default
5326 "0" for "ghost" instructions. Set the length from "move_type".
5327 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
5328 of "type", with "sll0" for the register alternative. Remove the
5329 "extended_mips16" attribute.
5330 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
5331 of "type", with "shift_shift" for the register alternative.
5332 Remove the "length" attribute.
5333 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
5334 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
5335 of "type", with "andi" for the register alternative.
5336 (*zero_extendqihi2): Likewise.
5337 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
5338 of "andi" instead of a "type" of "arith".
5339 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
5341 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
5342 (mov_<store>r, *mov<mode>_ra): Likewise.
5343 (extendsidi2): Use "move_type" instead of "type", with "move"
5344 for the register alternative.
5345 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
5346 of "type", with "signext" for the register alternative.
5347 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
5348 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
5349 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
5350 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
5351 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
5352 (unnamed branch insn): Likewise.
5353 (*movdi_gp32_fp64): Fold into...
5354 (*movdi_32bit): ...here.
5355 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
5356 (*movdf_hardfloat): ...this new pattern.
5357 (*movdf_softfloat): Remove redundant FPR alternatives.
5358 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
5359 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
5360 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
5361 the "move" attribute.
5362 (*movdi_32bit): Use "move_type" instead of "type" and remove the
5363 "length" attribute. Use "fpload" and "fpstore" instead of "load"
5364 and "store" for COP loads and stores.
5365 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
5366 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
5367 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
5368 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
5369 (*movtf_mips16, *movv2sf): Likewise.
5370 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
5371 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
5372 (mfhc1<mode>): Use "move_type" instead of "move".
5373 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
5374 (loadgp_blockage): Remove the "length" attribute.
5375 (blockage, set_got_version, update_got_version): Likewise.
5376 (call_internal): Remove the "extended_mips16" attribute.
5377 (call_value_internal, call_value_multiple_internal): Likewise.
5378 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
5380 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
5381 the "length" attribute.
5383 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5385 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
5386 -Wcast-qual warnings.
5387 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
5388 handle_pragma_pop_macro): Likewise.
5389 * collect2.c (resolve_lib_name): Likewise.
5390 * config/arc/arc.c (arc_init): Likewise.
5391 * config/arm/arm.c (neon_builtin_compare,
5392 locate_neon_builtin_icode): Likewise.
5393 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
5394 * config/bfin/bfin.c (bfin_init_machine_status,
5395 bfin_optimize_loop): Likewise.
5396 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
5397 * config/cris/cris.c (cris_init_expanders): Likewise.
5398 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
5399 * config/darwin.c (machopic_indirection_eq,
5400 machopic_indirection_name, machopic_output_indirection): Likewise.
5401 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
5402 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
5403 frv_optimize_membar): Likewise.
5404 * config/i386/cygwin.h (mingw_scan,
5405 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
5406 * config/i386/cygwin1.c (mingw_scan): Likewise.
5407 * config/i386/i386.c (machopic_output_stub): Likewise.
5408 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
5409 i386_pe_unique_section): Likewise.
5410 * config/ia64/ia64.c (ia64_init_machine_status,
5411 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
5413 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
5414 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
5415 * config/m68k/m68k.c (m68k_handle_option,
5416 m68k_sched_md_init_global): Likewise.
5417 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
5418 mcore_unique_section): Likewise.
5419 * config/mips/mips.c (mips_block_move_straight,
5420 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
5422 * config/mmix/mmix.c (mmix_init_machine_status,
5423 mmix_encode_section_info): Likewise.
5424 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
5425 * config/rs6000/rs6000.c (rs6000_init_machine_status,
5426 print_operand_address, output_toc, redefine_groups,
5427 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
5428 * config/s390/s390.c (s390_init_machine_status): Likewise.
5429 * config/score/score.c (score_block_move_straight,
5430 score_block_move_loop_body): Likewise.
5431 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
5432 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
5433 * emit-rtl.c (find_auto_inc): Likewise.
5434 * gcc.c (translate_options, process_command): Likewise.
5435 * reorg.c (dbr_schedule): Likewise.
5436 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
5437 * xcoffout.c (xcoffout_declare_function): Likewise.
5439 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
5441 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
5442 ipa-pta working again.
5444 2008-06-27 David Edelsohn <edelsohn@gnu.org>
5446 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
5449 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
5451 * config.gcc (powerpc*-*-*): Add new core e500mc.
5452 * config/rs6000/e500mc.md: New file.
5453 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5455 (rs6000_override_options): Add e500mc case to
5456 processor_target_table. Altivec and Spe options not allowed
5457 with e500mc. Add isel instruction to e500mc by
5458 default. Initialize rs6000_cost for e500mc.
5459 (rs6000_issue_rate): Set issue rate for e500mc.
5460 * config/rs6000/rs6000.h (processor_type): Add
5461 PROCESSOR_PPCE500MC.
5462 (ASM_CPU_SPEC): Add e500mc.
5463 Set TARGET_ISEL to rs6000_isel.
5464 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
5465 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
5466 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
5468 * doc/invoke.texi: Add e500mc to list of cpus.
5470 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5473 * c-lex.c (lex_charconst): Initialize unsignedp.
5475 2008-06-27 Olivier Hainque <hainque@adacore.com>
5477 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
5478 documented assumptions.
5480 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
5482 * dwarf2out.c: Remove trailing white spaces. Break long line
5485 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
5487 * libfuncs.h (LTI_synchronize): New libfunc_index.
5488 (synchronize_libfunc): Declare.
5489 * builtins.c (expand_builtin_synchronize): Consider using
5490 synchronize_libfunc before falling back on an asm blockage.
5491 * config/mips/mips.c: Include libfuncs.h
5492 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
5494 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
5496 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
5497 parameter. Copy stack_reg to r11 where appropriate.
5498 (no_global_regs_above): Add gpr parameter.
5499 (rs6000_stack_info): Only add padding for SPE save area if we
5500 are saving SPE GPRs and CR.
5501 (saveres_routine_syms): New variable.
5502 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
5504 (rs6000_savres_routine_sym): New function.
5505 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
5507 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
5508 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
5509 Tweak FPR out-of-line saving.
5510 (rs6000_make_savres_rtx): New function.
5511 (rs6000_use_multiple_p): New function.
5512 (rs6000_savres_strategy): New function.
5513 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
5514 out-of-line if appropriate.
5515 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
5516 if we are optimizing for size.
5517 (GP_SAVE_INLINE): Define.
5518 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
5519 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
5520 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
5521 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
5522 (*save_fpregs_<mode>): Add use of r11.
5523 (*restore_gpregs_<mode>): New insn.
5524 (*return_and_restore_gpregs_<mode>): New insn.
5525 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
5527 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
5528 (*restore_gpregs_spe): New insn.
5529 (*return_and_restore_gpregs_spe): New insn.
5530 * config/rs6000/predicates.md (save_world_operation): Fix check.
5532 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
5534 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
5535 this point, so assert that.
5537 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
5539 * cfganal.c: Include vec.h and vecprim.h.
5540 (compute_idf): Import from...
5541 * tree-into-ssa (compute_idf): ...here.
5542 * basic-block.h (compute_idf): Export.
5544 2008-06-26 Joseph Myers <joseph@codesourcery.com>
5546 * c-decl.c (merge_decls): Use !current_function_decl to check for
5547 extern declaration of C99 inline function being at file scope.
5549 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
5551 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
5553 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5555 * alias.c (record_alias_subset, init_alias_analysis): Fix
5556 -Wc++-compat and/or -Wcast-qual warnings.
5557 * attribs.c (lookup_attribute_spec): Likewise.
5558 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
5559 copy_bb, connect_traces,
5560 find_rarely_executed_basic_blocks_and_cr): Likewise.
5561 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
5562 note_btr_set, migrate_btr_defs): Likewise.
5563 * builtins.c (result_vector, expand_builtin_memcpy,
5564 expand_builtin_mempcpy_args, expand_builtin_strncpy,
5565 builtin_memset_read_str, expand_builtin_printf,
5566 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
5568 * caller-save.c (mark_set_regs): Likewise.
5569 * calls.c (expand_call, emit_library_call_value_1): Likewise.
5570 * cgraph.c (cgraph_edge): Likewise.
5571 * combine.c (likely_spilled_retval_1): Likewise.
5572 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
5573 htab_counts_entry_del, get_coverage_counts): Likewise.
5574 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
5575 new_cselib_val): Likewise.
5576 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
5577 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
5579 * df-core.c (df_compact_blocks): Likewise.
5580 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
5581 * df-scan.c (df_grow_reg_info, df_ref_create,
5582 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
5583 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
5584 df_record_entry_block_defs, df_record_exit_block_uses,
5585 df_bb_verify): Likewise.
5586 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
5587 DF_REF_EXTRACT_MODE_CONST): New.
5588 * dominance.c (get_immediate_dominator, get_dominated_by,
5589 nearest_common_dominator, root_of_dom_tree,
5590 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
5591 -Wc++-compat and/or -Wcast-qual warnings.
5592 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
5593 record_store, replace_read, check_mem_read_rtx, scan_insn,
5594 dse_step1, dse_record_singleton_alias_set): Likewise.
5595 * dwarf2asm.c (dw2_force_const_mem): Likewise.
5597 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5599 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
5600 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
5601 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
5602 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
5603 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
5604 add_ranges_num, add_ranges_by_labels, file_info_cmp,
5605 file_name_acquire, output_file_names, add_const_value_attribute,
5606 premark_used_types_helper, file_table_eq, file_table_hash,
5607 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
5608 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
5609 -Wcast-qual warnings.
5610 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
5611 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
5612 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
5613 gen_reg_rtx, start_sequence, init_emit): Likewise.
5614 * et-forest.c (et_new_occ, et_new_tree): Likewise.
5615 * except.c (init_eh_for_function, gen_eh_region,
5616 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
5617 arh_to_landing_pad, arh_to_label, add_action_record,
5618 add_call_site, switch_to_exception_section): Likewise.
5619 * expmed.c (synth_mult): Likewise.
5620 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
5621 store_expr): Likewise.
5622 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
5624 * function.c (assign_stack_temp_for_type,
5625 allocate_struct_function, match_asm_constraints_1): Likewise.
5626 * gcov-io.c (gcov_allocate): Likewise.
5627 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
5628 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
5629 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
5630 record_one_set, insert_expr_in_table, insert_set_in_table,
5631 dump_hash_table, compute_hash_table_work, alloc_hash_table,
5632 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
5633 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
5634 -Wcast-qual warnings.
5636 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5638 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
5639 -Wcast-qual warnings.
5640 * gcc.c (process_command): Likewise.
5641 * genattrtab.c (oballoc): Use XOBNEW.
5642 (oballocvec): Define.
5643 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
5644 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
5645 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
5646 -Wc++-compat and/or -Wcast-qual warnings.
5647 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
5648 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
5649 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
5650 gen_presence_absence_set, gen_automaton, gen_regexp_el,
5651 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
5652 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
5653 add_excls, process_presence_absence_names,
5654 process_presence_absence_patterns, add_presence_absence,
5655 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
5656 get_free_state, add_arc, get_free_automata_list_el,
5657 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
5658 transform_3, cache_presence, create_ainsns, create_automata,
5659 create_state_ainsn_table, dfa_insn_code_enlarge,
5660 output_trans_func, output_min_issue_delay_func,
5661 output_dead_lock_func, output_reset_func,
5662 output_get_cpu_unit_code_func, output_dfa_start_func,
5663 expand_automata): Likewise.
5664 * genextract.c (gen_insn): Likewise.
5665 * gengtype-lex.l: Likewise.
5666 * gengtype.c (read_input_list, adjust_field_type,
5667 process_gc_options): Likewise.
5668 * genoutput.c (note_constraint): Likewise.
5669 * genpreds.c (mangle, add_constraint): Likewise.
5670 * genrecog.c (process_define_predicate, new_decision,
5671 add_to_sequence): Likewise.
5672 * gensupport.c (record_insn_name): Likewise.
5674 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5676 * config/i386/driver-i386.c (detect_caches_amd,
5677 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
5678 and/or -Wcast-qual warnings.
5679 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
5680 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
5681 gt_pch_save): Likewise.
5682 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
5683 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
5684 * global.c (compute_regsets): Likewise.
5685 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
5686 finish_graph_dump_file): Likewise.
5687 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
5688 unlink_bb_notes): Likewise.
5689 * integrate.c (get_hard_reg_initial_val): Likewise.
5690 * ipa-prop.c (ipa_push_func_to_list): Likewise.
5691 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
5692 * local-alloc.c (update_equiv_regs): Likewise.
5693 * loop-invariant.c (check_invariant_table_size,
5694 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
5696 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
5697 altered_reg_used, mark_altered): Likewise.
5698 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
5699 insert_var_expansion_initialization,
5700 combine_var_copies_in_loop_exit, apply_opt_in_copies,
5701 release_var_copies): Likewise.
5702 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
5703 analyze_matrix_decl, add_allocation_site, analyze_transpose,
5704 analyze_accesses_for_phi_node, check_var_notmodified_p,
5705 check_allocation_function, find_sites_in_func,
5706 record_all_accesses_in_func, transform_access_sites,
5707 transform_allocation_sites): Likewise.
5708 * omp-low.c (new_omp_region, create_omp_child_function_name,
5709 check_omp_nesting_restrictions, check_combined_parallel,
5710 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
5711 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
5712 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
5713 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
5715 * opts-common.c (prune_options): Likewise.
5716 * opts.c (add_input_filename, print_filtered_help,
5717 get_option_state): Likewise.
5718 * params.c (add_params): Likewise.
5719 * passes.c (set_pass_for_id, next_pass_1,
5720 do_per_function_toporder, pass_fini_dump_file): Likewise.
5721 * postreload.c (reload_cse_simplify_operands): Likewise.
5722 * predict.c (tree_predicted_by_p, tree_predict_edge,
5723 clear_bb_predictions, combine_predictions_for_bb): Likewise.
5725 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5727 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
5729 * recog.c (check_asm_operands, validate_change_1): Likewise.
5730 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
5731 subst_asm_stack_regs): Likewise.
5732 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
5733 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
5734 * regmove.c (reg_is_remote_constant_p): Likewise.
5735 * regrename.c (regrename_optimize, scan_rtx_reg,
5736 kill_clobbered_value, kill_set_value, kill_autoinc_value):
5738 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
5739 regstat_compute_calls_crossed): Likewise.
5740 * reload1.c (init_reload, new_insn_chain,
5741 has_nonexceptional_receiver, reload, copy_reloads,
5742 calculate_needs_all_insns, init_elim_table): Likewise.
5743 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
5744 * rtl.c (shallow_copy_rtx_stat): Likewise.
5745 * rtlanal.c (parms_set): Likewise.
5746 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
5747 sbitmap_resize, sbitmap_vector_alloc): Likewise.
5748 * sched-ebb.c (earliest_block_with_similiar_load,
5749 add_deps_for_risky_insns): Likewise.
5750 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
5751 schedule_region): Likewise.
5752 * see.c (eq_descriptor_pre_extension,
5753 hash_descriptor_pre_extension, hash_del_pre_extension,
5754 eq_descriptor_properties, hash_descriptor_properties,
5755 hash_del_properties, see_seek_pre_extension_expr,
5756 see_initialize_data_structures, see_print_register_properties,
5757 see_print_pre_extension_expr, see_delete_merged_def_extension,
5758 see_delete_unmerged_def_extension, see_emit_use_extension,
5759 see_pre_delete_extension, see_map_extension, see_commit_changes,
5760 see_analyze_merged_def_local_prop,
5761 see_analyze_merged_def_local_prop,
5762 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
5763 see_set_prop_merged_def, see_set_prop_unmerged_def,
5764 see_set_prop_unmerged_use, see_print_one_extension,
5765 see_merge_one_use_extension, see_merge_one_def_extension,
5766 see_store_reference_and_extension, see_update_uses_relevancy,
5767 see_update_defs_relevancy): Likewise.
5768 * statistics.c (hash_statistics_hash, hash_statistics_eq,
5769 hash_statistics_free, curr_statistics_hash): Likewise.
5770 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
5771 expand_asm_operands, expand_return, case_bit_test_cmp,
5772 expand_case): Likewise.
5773 * stor-layout.c (start_record_layout): Likewise.
5774 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
5775 gt_pch_save_stringpool): Likewise.
5776 * tree-data-ref.c (hash_stmt_vertex_info,
5777 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
5778 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
5780 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
5783 * config/i386/i386.md : Change constraints of HImode and QImode
5784 immediate operands from "i" to "n". Change SImode "ni" constraint to
5785 "i" and SImode "rmi" constraint to "g". Remove all constraints
5786 from const0_operand and const1_operand predicated operands.
5787 (i): Change QImode and HImode attribute from "i" to "n".
5788 (*subqi_2): Change HImode operands to QImode.
5791 2008-06-25 Olivier Hainque <hainque@adacore.com>
5793 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
5796 2008-06-25 Richard Guenther <rguenther@suse.de>
5798 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
5799 not overflow the result type.
5801 2008-06-25 Richard Guenther <rguenther@suse.de>
5803 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
5804 (vn_lookup): Likewise.
5806 2008-06-25 Richard Guenther <rguenther@suse.de>
5808 PR tree-optimization/35518
5809 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
5810 * tree-sra.c (instantiate_element): Use fold_build3 to build
5812 (try_instantiate_multiple_fields): Likewise.
5814 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5816 * config/rs6000/rs6000.md: Change all string instruction's clobber to
5819 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5821 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
5822 use_backchain_to_restore_sp to true
5823 if the offset of the link register save area would go over the 32k - 1
5824 offset limit of the load
5827 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
5829 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
5830 anchor for the type-punning blurb. Cross-reference "Structures
5831 unions enumerations and bit-fields implementation". Provide a
5832 cast-through-pointer example. Make final sentence self-contained.
5833 * doc/implement-c.texi (Structures unions enumerations and
5834 bit-fields implementation): Cross-reference the type-punning blurb
5835 in the -fstrict-aliasing documentation.
5837 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5840 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
5841 the memory instead of the memory itself for the save area.
5843 2008-06-24 Olivier Hainque <hainque@adacore.com>
5844 Nicolas Roche <roche@adacore.com>
5846 * gengtype.c (srcdir_len): size_t instead of int.
5847 (get_file_realbasename): New function. For F a filename, the real
5848 basename of F, with all the path components stripped.
5849 (get_file_srcdir_relative_path): New function. For F a filename, the
5850 relative path to F from $(srcdir).
5851 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
5852 get_file_realbasename. Adjust the head comment.
5853 (get_prefix_langdir_index): New function. For F a filename, return the
5854 lang_dir_names[] relative index of the language directory that is
5856 (get_file_langdir): For F a filename, return the name of the language
5857 directory where F is located.
5858 (get_file_gtfilename): New function. The gt- output file name for an
5860 (get_output_file_with_visibility): Replace in-line computations with
5861 uses of get_file_gtfilename and get_prefix_langdir_index.
5862 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
5864 2008-06-24 Jakub Jelinek <jakub@redhat.com>
5866 PR tree-optimization/36504
5867 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
5868 references without base address.
5870 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5873 * calls.c (expand_call): Increase alignment for recursive functions.
5875 2008-06-23 Anatoly Sokolov <aesok@post.ru>
5877 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
5878 (TARGET_FUNCTION_VALUE): New define.
5879 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
5880 * config/avr/avr.h (FUNCTION_VALUE): Remove.
5882 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5884 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
5885 (fmod<mode>3): Ditto.
5886 (remainderxf3): Ditto.
5887 (remainder<mode>3): Ditto.
5889 2008-06-23 Jakub Jelinek <jakub@redhat.com>
5892 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
5893 REG is a hard register.
5895 PR tree-optimization/36508
5896 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
5897 499, don't check it at all in release compilers.
5899 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5901 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
5902 together with SSE_TARGET_MATH to disable insn pattern.
5903 (*fop_<MODEF:mode>_2_i387): Ditto.
5904 (*fop_<MODEF:mode>_3_i387): Ditto.
5906 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
5908 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
5910 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5913 * gimplify.c (gimplify_asm_expr): Check the return code of
5914 parse_output_constraint call, set function return and is_inout
5917 2008-06-22 Ian Lance Taylor <iant@google.com>
5919 * c-lex.c (narrowest_unsigned_type): Change itk to int.
5920 (narrowest_signed_type): Likewise.
5921 * c-typeck.c (c_common_type): Change local variable mclass to enum
5923 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
5924 tcc_comparison, not the tree code itself.
5925 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
5926 (c_expand_expr): Cast modifier to enum expand_modifier.
5927 * c-common.h (C_RID_CODE): Add casts.
5928 (C_SET_RID_CODE): Define.
5929 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
5930 (c_lex_one_token): Add cast to avoid warning.
5931 (c_parser_objc_type_name): Rename local typename to type_name.
5932 (check_no_duplicate_clause): Change code parameter to enum
5934 (c_parser_omp_var_list_parens): Change kind parameter to enum
5936 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
5937 c_parser_omp_list_var_parens.
5938 (c_parser_omp_threadprivate): Likewise.
5939 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
5940 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
5941 * c-format.c (NO_FMT): Define.
5942 (printf_length_specs): Use NO_FMT.
5943 (asm_fprintf_length_specs): Likewise.
5944 (gcc_diag_length_specs): Likewise.
5945 (scanf_length_specs): Likewise.
5946 (strfmon_length_specs): Likewise.
5947 (gcc_gfc_length_specs): Likewise.
5948 (printf_flag_specs): Change 0 to STD_C89.
5949 (asm_fprintf_flag_specs): Likewise.
5950 (gcc_diag_flag_specs): Likewise.
5951 (gcc_cxxdiag_flag_specs): Likewise.
5952 (scanf_flag_specs): Likewise.
5953 (strftime_flag_specs): Likewise.
5954 (strfmon_flag_specs): Likewise.
5955 (print_char_table): Likewise.
5956 (asm_fprintf_char_table): Likewise.
5957 (gcc_diag_char_table): Likewise.
5958 (gcc_tdiag_char_table): Likewise.
5959 (gcc_cdiag_char_table): Likewise.
5960 (gcc_cxxdiag_char_table): Likewise.
5961 (gcc_gfc_char_table): Likewise.
5962 (scan_char_table): Likewise.
5963 (time_char_table): Likewis.
5964 (monetary_char_table): Likewise.
5965 * c-format.h (BADLEN): Likewise.
5967 2008-06-21 Ian Lance Taylor <iant@google.com>
5969 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
5970 Define END_OF_BASE_TREE_CODES around inclusion.
5971 * tree.c (tree_code_type): New global array.
5972 (tree_code_length, tree_code_name): Likewise.
5973 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
5975 (all-tree.def, s-alltree): New targets.
5976 (gencheck.h, s-gencheck): Remove.
5977 (tree.o): Depend upon all-tree.def.
5978 (build/gencheck.o): Remove gencheck.h dependency.
5979 (mostlyclean): Don't remove gencheck.h.
5980 * c-common.h (enum c_tree_code): Remove.
5981 * c-lang.c (tree_code_type): Remove.
5982 (tree_code_length, tree_code_name): Remove.
5983 * gencheck.c (tree_codes): Include all-tree.def, rather than
5984 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
5986 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
5988 * cp/cp-tree.h (enum cplus_tree_code): Remove.
5989 (operator_name_info): Size to MAX_TREE_CODES.
5990 (assignment_operator_name_info): Likewise.
5991 * cp/cp-lang.c (tree_code_type): Remove.
5992 (tree_code_length, tree_code_name): Remove.
5993 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
5994 (assignment_operator_name_info): Likewise.
5995 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
5997 * cp/mangle.c (write_expression): Likewise.
5998 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
5999 * fortran/f95-lang.c (tree_code_type): Remove.
6000 (tree_code_length, tree_code_name): Remove.
6001 * java/java-tree.h (enum java_tree_code): Remove.
6002 * java/lang.c (tree_code_type): Remove.
6003 (tree_code_length, tree_code_name): Remove.
6004 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
6005 * objc/objc-act.h (enum objc_tree_code): Remove.
6006 * objc/objc-lang.c (tree_code_type): Remove.
6007 (tree_code_length, tree_code_name): Remove.
6008 * objcp/objcp-lang.c (tree_code_type): Remove.
6009 (tree_code_length, tree_code_name): Remove.
6010 * ada/ada-tree.h (enum gnat_tree_code): Remove.
6011 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
6012 * ada/misc.c (tree_code_type): Remove.
6013 (tree_code_length, tree_code_name): Remove.
6015 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
6017 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
6018 the grand_bitmap_obstack.
6020 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6022 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
6023 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
6024 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
6025 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
6026 move_stmt_r, new_label_mapper): Likewise.
6027 * tree-complex.c (cvc_lookup): Likewise.
6028 * tree-dfa.c (create_function_ann): Likewise.
6029 * tree-dump.c (dump_register): Likewise.
6030 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
6031 find_phi_replacement_condition): Likewise.
6032 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
6033 tree_function_versioning): Likewise.
6034 * tree-into-ssa.c (cmp_dfsnum): Likewise.
6035 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
6036 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
6037 get_nonlocal_debug_decl, convert_nonlocal_reference,
6038 convert_nonlocal_omp_clauses, get_local_debug_decl,
6039 convert_local_reference, convert_local_omp_clauses,
6040 convert_nl_goto_reference, convert_nl_goto_receiver,
6041 convert_tramp_reference, convert_call_expr): Likewise.
6042 * tree-outof-ssa.c (contains_tree_r): Likewise.
6043 * tree-parloops.c (reduction_phi, initialize_reductions,
6044 eliminate_local_variables_1, add_field_for_reduction,
6045 add_field_for_name, create_phi_for_local_result,
6046 create_call_for_reduction_1, create_loads_for_reductions,
6047 create_stores_for_reduction, create_loads_and_stores_for_name):
6049 * tree-phinodes.c (allocate_phi_node): Likewise.
6050 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
6051 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
6052 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
6053 * tree-ssa-coalesce.c (compare_pairs): Likewise.
6054 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
6055 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
6056 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
6057 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
6058 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
6059 vn_nary_op_insert): Likewise.
6060 * tree-ssa.c (redirect_edge_var_map_add,
6061 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
6062 * tree-vectorizer.c (vectorize_loops): Likewise.
6063 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
6064 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
6065 tree_cons_stat, build1_stat, build_variant_type_copy,
6066 decl_init_priority_lookup, decl_fini_priority_lookup,
6067 decl_priority_info, decl_restrict_base_lookup,
6068 decl_restrict_base_insert, decl_debug_expr_lookup,
6069 decl_debug_expr_insert, decl_value_expr_lookup,
6070 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
6071 type_hash_add, get_file_function_name, tree_check_failed,
6072 tree_not_check_failed, tree_range_check_failed,
6073 omp_clause_range_check_failed, build_omp_clause,
6074 build_vl_exp_stat): Likewise.
6075 * value-prof.c (gimple_histogram_value,
6076 gimple_duplicate_stmt_histograms): Likewise.
6077 * var-tracking.c (attrs_list_insert, attrs_list_copy,
6078 unshare_variable, variable_union_info_cmp_pos, variable_union,
6079 dataflow_set_different_1, dataflow_set_different_2,
6080 vt_find_locations, variable_was_changed, set_variable_part,
6081 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
6082 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
6083 section_entry_hash, object_block_entry_eq,
6084 object_block_entry_hash, create_block_symbol,
6085 initialize_cold_section_name, default_function_rodata_section,
6086 strip_reg_name, set_user_assembler_name, const_desc_eq,
6087 build_constant_desc, output_constant_def, lookup_constant_def,
6088 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
6089 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
6090 default_internal_label): Likewise.
6091 * varray.c (varray_init, varray_grow): Likewise.
6092 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
6094 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
6096 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
6097 operators for "test" insn. Macroize insn using SWI mode macro.
6098 (*jcc_fused_2): Ditto.
6099 (*jcc_fused_3): Macroize insn using SWI mode macro.
6100 (*jcc_fused_4): Ditto.
6102 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
6104 * tree-ssa-pre.c: Fix typo in comment.
6105 (init_antic, fini_antic): Add explicit funtions for
6106 initializing and deinitializing ANTIC and AVAIL sets.
6107 (create_expression_by_pieces): Fix typo in comment.
6108 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
6109 (execute_pre): Eventually dump details about ANTIC_IN.
6111 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6113 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
6114 * gcc.c (translate_options, init_spec, store_arg, read_specs,
6115 add_to_obstack, file_at_path, find_a_file, execute,
6116 add_preprocessor_option, add_assembler_option, add_linker_option,
6117 process_command, insert_wrapper, do_option_spec, do_self_spec,
6118 spec_path, do_spec_1, is_directory, main, used_arg,
6119 getenv_spec_function): Likewise.
6120 * tlink.c (symbol_hash_lookup, file_hash_lookup,
6121 demangled_hash_lookup, symbol_push, file_push, frob_extension):
6124 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6126 * doc/rtl.texi: Updated subreg section.
6128 2008-06-19 Jakub Jelinek <jakub@redhat.com>
6131 * cgraphunit.c (cgraph_process_new_functions): Don't clear
6132 node->needed and node->reachable.
6133 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
6134 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
6135 (expand_task_call): Don't call expand_task_copyfn.
6136 (expand_task_copyfn): Renamed to...
6137 (finalize_task_copyfn): ... this.
6139 2008-06-19 Jan Hubicka <jh@suse.cz>
6141 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
6142 clobbering framepointer.
6144 2008-06-19 Jan Hubicka <jh@suse.cz>
6146 * tree-optimize.c (execute_early_local_optimizations): Set
6147 cgraph_state only at first invocation.
6149 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6151 * system.h (-Wc++-compat): Activate as a warning, no an error.
6153 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
6155 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
6156 instead of "#" in insn asm template.
6157 (*jcc_fused_2): Ditto.
6159 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
6161 * config/i386/i386.h (ix86_tune_indices)
6162 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
6163 (TARGET_FUSE_CMP_AND_BRANCH): New define.
6164 * config/i386/i386.md (*jcc_fused_1): New insn pattern
6165 (*jcc_fused_2): Ditto.
6166 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
6167 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
6168 (print operand): Handle 'E' and 'e' code.
6170 2008-06-19 Anatoly Sokolov <aesok@post.ru>
6172 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
6173 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6174 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6176 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
6178 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
6180 (cgraph_expand_function): Use local copy of decl.
6181 (cgraph_expand_all_functions): Remove redundant initialization of
6183 (cgraph_optimize): Reword internal_error message.
6185 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
6187 * arm-protos.h (arm_return_in_memory): Remove public
6188 arm_return_in_memory() prototype.
6189 * arm.c (arm_return_in_memory): Add static prototype, add target
6190 hook macro, change definition and comments.
6191 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
6193 2008-06-19 Ben Elliston <bje@au.ibm.com>
6195 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
6196 real.c: Remove references to IEEE 754R.
6197 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
6198 * doc/libgcc.texi (Decimal float library routines): Likewise.
6200 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6202 * targhooks.h (struct gcc_target): New member unwind_word_mode.
6203 (default_unwind_word_mode): Add prototype.
6204 * targhooks.c (default_unwind_word_mode): New function.
6205 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
6206 instead of word_mode.
6207 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
6208 (TARGET_INITIALIZER): Use it.
6210 * c-common.c (handle_mode_attribute): Support "unwind_word"
6212 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
6214 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
6215 word_mode to access SjLj_Function_Context member "data".
6216 (sjlj_emit_dispatch_table): Likewise. Also, perform type
6217 conversion from targetm.eh_return_filter_mode () to
6218 targetm.unwind_word_mode () if they differ.
6220 * builtin-types.def (BT_UNWINDWORD): New primitive type.
6221 (BT_FN_UNWINDWORD_PTR): New function type.
6222 (BT_FN_WORD_PTR): Remove.
6223 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
6224 * except.c (expand_builtin_extend_pointer): Convert pointer to
6225 targetm.unwind_word_mode () instead of word_mode.
6227 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
6228 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
6229 (spu_unwind_word_mode): New function.
6230 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
6231 (TARGET_UNWIND_WORD_MODE): Define.
6232 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
6234 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6236 * config/spu/spu.c (reg_align): Remove.
6237 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
6238 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
6239 (spu_split_store): Likewise.
6241 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
6243 * gcc/tree-vn.c: Fix typo in comment.
6245 2008-06-18 Jan Hubicka <jh@suse.cz>
6247 * cgraphunit.c (cgraph_optimize): Output debug info when doing
6248 toplevel reorder too.
6250 2008-06-18 Jan Hubicka <jh@suse.cz>
6252 * c-opts.c (c_common_post_options): PCH is not compatible with
6254 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
6255 -fno-toplevel-reorder by default now.
6257 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6259 PR documentation/30739
6260 * doc/install.texi (Prerequisites): Document dependency on awk.
6262 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
6263 Ian Lance Taylor <iant@google.com>
6265 PR rtl-optimization/35604
6266 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
6267 only want to change jump destinations, not eventual label comparisons.
6269 2008-06-16 Jan Hubicka <jh@suse.cz>
6271 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
6273 (cgraph_analyze_function): Likewise.
6275 2008-06-16 Jan Hubicka <jh@suse.cz>
6277 * cgraph.h (cgraph_mark_if_needed): New function.
6278 * cgraphunit.c (cgraph_mark_if_needed): New function.
6279 * c-decl.c (duplicate_decl): Use it.
6281 2008-06-16 Jan Hubicka <jh@suse.cz>
6283 * cgraph.c (cgraph_add_new_function): When in expansion state, do
6286 2008-06-16 Jan Hubicka <jh@suse.cz>
6288 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
6290 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
6291 Kazu Hirata <kazu@codesourcery.com>
6292 Maxim Kuvyrkov <maxim@codesourcery.com
6294 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
6295 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
6296 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
6297 EXTRA_SPEC_FUNCTIONS.
6298 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
6299 (DRIVER_SELF_SPECS): Adjust.
6300 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
6301 * config/mips/st.h, config/mips/t-st: New.
6302 * config/mips/driver-native.c, config/mips/x-native: New.
6303 * doc/invoke.texi (MIPS): Document 'native' value for -march and
6306 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6308 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
6310 (ISA_HAS_FP_CONDMOVE): New macro.
6311 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
6312 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
6313 (ISA_HAS_NMADD3_NMSUB3): New macro.
6314 * config/mips/mips.c (mips_rtx_costs): Update.
6315 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
6316 compiling for ST Loongson 2E/2F.
6317 (madd<mode>): Rename to madd4<mode>. Update.
6318 (madd3<mode>): New pattern.
6319 (msub<mode>): Rename to msub4<mode>. Update.
6320 (msub3<mode>): New pattern.
6321 (nmadd<mode>): Rename to nmadd4<mode>. Update.
6322 (nmadd3<mode>): New pattern.
6323 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
6324 (nmadd3<mode>_fastmath): New pattern.
6325 (nmsub<mode>): Rename to nmsub4<mode>. Update.
6326 (nmsub3<mode>): New pattern.
6327 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
6328 (nmsub3<mode>_fastmath): New pattern.
6329 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
6331 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
6333 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
6334 (DF_REF_INSN_INFO): New.
6335 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
6336 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
6337 with a NULL DF_REF_INSN_INFO.
6338 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
6340 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
6341 DF_INSN_INFO_EQ_USES): New.
6342 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
6343 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
6344 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
6345 * df-core.c: Update comment for above changes.
6346 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
6347 DF_INSN_UID_* macros.
6348 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
6349 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
6350 insn rtx. Update all callers.
6351 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
6352 df_ref_create_structure, df_insn_refs_collect): Likewise.
6353 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
6354 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
6355 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
6356 macros to access the insn refs.
6357 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
6358 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
6359 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
6360 for accessing the refs.
6361 (try_fwprop_subst): Likewise.
6362 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
6363 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
6364 for accessing the refs.
6365 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
6366 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
6367 to look at the insn refs.
6368 (record_uses): Likewise.
6369 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
6371 (mark_artificial_uses): Don't mark_insn for artificial refs.
6372 (mark_reg_rependencies): Likewise.
6374 * doc/rtl.texi: Remove documentation of ADDRESSOF.
6376 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6378 * configure: Regenerate.
6380 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6382 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
6383 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6384 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6386 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6388 * config/avr/avr.c (avr_mcu_t): Add attiny167.
6389 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6390 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6392 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6394 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
6395 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6396 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6398 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
6400 * tree-ssa-sccvn.c: Fix format of comments.
6402 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
6404 * cgraph.c: Remove unneeded forward declarations of eq_node()
6407 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
6409 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
6411 (see_update_relevancy): Likewise.
6412 * fwprop.c (try_fwprop_subst): Likewise.
6413 * rtlanal.c (noop_move_p): Likewise.
6414 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
6415 notes to non-existing libcall blocks.
6416 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
6418 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
6419 (dead_libcall_p): Remove.
6420 (delete_trivially_dead_insns): Don't use it.
6421 * web.c (union_defs): Remove comment about keeping nops.
6422 * gcse.c (hash_scan_insn): Don't take libcall pointers.
6423 (compute_hash_table_work): Don't track libcall notes.
6424 (do_local_cprop): Don't take libcall pointers. Don't update
6426 (adjust_libcall_notes): Deleted.
6427 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
6428 ever have existed in the first place).
6429 (replace_store_insn): Don't try to remove libcall notes.
6430 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
6431 (resolve_reg_notes): Don't call them.
6432 (resolve_simple_move): Likewise.
6433 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
6434 Don't remove REG_RETVAL notes.
6435 * emit-rtl.c (try_split): Don't update libcall notes.
6436 (emit_copy_of_insn_after): Dito.
6437 * cselib.c (cselib_current_insn_in_libcall): Remove.
6438 (cselib_process_insn): Don't set/clear it.
6439 (new_elt_loc_list): Don't record it.
6440 (cselib_init): Don't initialize it.
6441 * cselib.c (struct elt_loc_list): Remove in_libcall field.
6442 * loop-invariant.c (find_invariant_insn): Don't look for libcall
6444 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
6445 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
6446 (init_deps): Don't initialize it.
6447 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
6448 * combine.c (delete_noop_moves): Don't update libcall notes.
6449 (can_combine_p): Remove now pointless #if 0 block.
6450 (try_combine): Remove another obsolete #if 0 block.
6451 (distribute_notes): Don't distribute libcall notes.
6452 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
6453 * dce.c (libcall_dead_p): Remove.
6454 (delete_unmarked_insns): Don't handle libcall blocks.
6455 (preserve_libcall_for_dce): Remove.
6456 (prescan_insns_for_dce): Don't special-case libcall block insns.
6457 * reload1 (reload): Don't handle libcall notes.
6458 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
6461 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
6463 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
6464 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6465 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6467 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
6469 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
6470 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6471 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6473 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6475 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
6477 2008-06-16 Ira Rosen <irar@il.ibm.com>
6479 PR tree-optimization/36493
6480 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
6481 the arguments list. Use VECTYPE to create vector pointer.
6482 (vectorizable_store): Fail if accesses through a pointer to vectype
6483 do not alias the original memory reference operands.
6484 Call vect_create_data_ref_ptr without the removed argument.
6485 (vectorizable_load): Likewise.
6486 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
6489 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
6492 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
6495 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6497 * config/mips/loongson2ef.md: New file.
6498 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
6499 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
6500 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
6501 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
6502 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
6504 (loongson2ef.md): New include.
6505 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
6506 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
6507 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
6508 (loongson_gt_<mode>, loongson_extract_halfword)
6509 (loongson_insert_halfword_0, loongson_insert_halfword_2)
6510 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
6511 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
6512 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
6513 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
6514 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
6515 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
6516 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
6517 (vec_interleave_low<mode>): Define type attribute.
6518 * config/mips/mips.c (mips_ls2): New static variable.
6519 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
6520 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
6521 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
6522 Implement target scheduling hooks.
6523 (mips_multipass_dfa_lookahead): Update to handle tuning for
6525 (mips_sched_init): Initialize data for Loongson scheduling.
6526 (mips_ls2_variable_issue): New static function.
6527 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
6529 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
6530 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
6531 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
6532 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
6533 Handle ST Loongson 2E/2F cores.
6534 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
6536 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6538 * omp-low.c (extract_omp_for_data): Fix comment typo.
6541 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6543 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
6544 FIXME note about gcc/config.guess.
6545 * doc/options.texi (Option file format): Remove non-ASCII bytes.
6546 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
6547 * doc/cppopts.texi: Likewise.
6548 * doc/extend.texi: Likewise.
6549 * doc/gcc.texi: Likewise.
6550 * doc/gccint.texi: Likewise.
6551 * doc/gcov.texi: Likewise.
6552 * doc/gty.texi: Likewise.
6553 * doc/hostconfig.texi: Likewise.
6554 * doc/install.texi: Likewise.
6555 * doc/invoke.texi: Likewise.
6556 * doc/loop.texi: Likewise.
6557 * doc/makefile.texi: Likewise.
6558 * doc/md.texi: Likewise.
6559 * doc/passes.texi: Likewise.
6560 * doc/tm.texi: Likewise.
6561 * doc/tree-ssa.texi: Likewise.
6562 * doc/trouble.texi: Likewise.
6564 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
6565 Nathan Sidwell <nathan@codesourcery.com>
6566 Maxim Kuvyrkov <maxim@codesourcery.com>
6567 Richard Sandiford <rdsandiford@googlemail.com>
6569 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
6570 * config/mips/mips-protos.h (mips_expand_vector_init): New.
6571 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
6573 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
6574 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
6575 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
6577 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
6578 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
6579 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
6580 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
6581 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
6582 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
6583 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
6584 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
6585 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
6586 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
6587 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
6588 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
6589 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
6590 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
6591 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
6592 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
6593 (mips_builtins): Add Loongson builtins.
6594 (mips_loongson_2ef_bdesc): New.
6595 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
6596 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
6597 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
6598 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
6600 (mips_expand_vector_init): New.
6601 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
6602 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
6604 * config/mips/mips.md: Add unspec numbers for Loongson
6605 builtins. Include loongson.md.
6606 (MOVE64): Include Loongson vector modes.
6607 (SPLITF): Include Loongson vector modes.
6608 (HALFMODE): Handle Loongson vector modes.
6609 * config/mips/loongson.md: New.
6610 * config/mips/loongson.h: New.
6611 * config.gcc: Add loongson.h header for mips*-*-* targets.
6612 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
6614 2008-06-14 Joseph Myers <joseph@codesourcery.com>
6616 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
6617 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
6618 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
6619 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
6620 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
6621 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
6622 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
6623 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
6624 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
6625 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
6626 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
6627 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
6628 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
6629 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
6630 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
6631 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
6632 Remove use_fixproto=yes.
6633 (ia64*-*-hpux*): Remove comment about using fixproto.
6634 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
6636 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6638 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
6640 * configure: Regenerate.
6642 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
6645 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
6646 before evaluating it.
6648 2008-06-13 Jakub Jelinek <jakub@redhat.com>
6651 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
6652 nested inline functions.
6653 (start_decl, start_function): Don't invert DECL_EXTERNAL
6654 for nested inline functions.
6656 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
6658 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
6659 splits that must be made for correctness.
6661 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
6663 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
6664 (AVAIL_NON_MIPS16): Likewise.
6665 (mips_builtin_description): Replace target_flags with a predicate.
6666 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
6667 (dspr2_32): New availability predicates.
6668 (MIPS_BUILTIN): New macro.
6669 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
6670 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
6671 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
6672 Replace the TARGET_FLAGS parameters with AVAIL parameters.
6673 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
6674 (mips_dsp_32only_bdesc): Merge into...
6675 (mips_builtins): ...this new array.
6676 (mips_bdesc_map, mips_bdesc_arrays): Delete.
6677 (mips_init_builtins): Update after above changes.
6678 (mips_expand_builtin_1): Merge into...
6679 (mips_expand_builtin): ...here and update after above changes.
6681 2008-06-12 Paul Brook <paul@codesourcery.com>
6683 * longlong.h (__arm__): Define count_leading_zeros.
6684 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
6685 (clzsi2, clzdi2): New functions.
6686 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
6687 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
6688 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
6689 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
6690 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
6691 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
6692 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
6693 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6694 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
6695 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
6697 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
6699 * config/m68k/m68k.c (m68k_tune_flags): New.
6700 (override_options): Compute m68k_tune_flags.
6701 (MULL_COST, MULW_COST): Update for various variants of CFV2.
6702 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
6704 2008-06-12 Jakub Jelinek <jakub@redhat.com>
6707 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
6709 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
6711 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
6712 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
6714 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
6716 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
6717 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
6719 2008-06-12 Jakub Jelinek <jakub@redhat.com>
6722 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
6725 2008-06-12 Richard Guenther <rguenther@suse.de>
6727 PR tree-optimization/36345
6728 * tree-flow.h (struct ptr_info_def): Align escape_mask,
6729 add memory_tag_needed flag.
6730 (may_alias_p): Declare.
6731 * tree-ssa-alias.c (may_alias_p): Export.
6732 (set_initial_properties): Use memory_tag_needed flag.
6733 (update_reference_counts): Likewise.
6734 (reset_alias_info): Reset memory_tag_needed flag.
6735 (create_name_tags): Check memory_tag_needed flag.
6736 (dump_points_to_info_for): Dump it.
6737 * tree-ssa-structalias.c (struct variable_info): Remove
6738 directly_dereferenced flag.
6739 (new_var_info): Do not initialize it.
6740 (process_constraint_1): Do not set it.
6741 (update_alias_info): Set is_dereferenced flag.
6742 (set_uids_in_ptset): Use may_alias_p.
6743 (set_used_smts): Check memory_tag_needed flag.
6744 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
6745 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
6746 memory_tag_needed flag.
6747 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
6750 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
6752 * config/i386/i386.c (ix86_compute_frame_layout): Disable
6753 red zone for w64 abi.
6754 (ix86_expand_prologue): Likewise.
6755 (ix86_force_to_memory): Likewise.
6756 (ix86_free_from_memory): Likewise.
6758 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
6761 * config/rs6000/rs6000.c (rs6000_override_options): Set
6762 rs6000_isel conditionally to the absence of comand line override.
6763 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6764 Remove duplicate rs6000_isel setting.
6765 * config/rs6000/eabispe.h: Ditto.
6767 2008-06-11 Richard Guenther <rguenther@suse.de>
6769 * alias.c (get_alias_set): Use the element alias-set for arrays.
6770 (record_component_aliases): For arrays and vectors do nothing.
6771 * c-common.c (strict_aliasing_warning): Handle the cases
6772 of alias set zero explicitly.
6773 * Makefile.in (dfp.o-warn): Add -Wno-error.
6775 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6777 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
6779 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
6780 tune_32 tune_64 to supported_defaults. Allow values not
6781 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
6782 x86_64. Do not override cpu_32 or cpu_64 values from target name.
6783 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
6784 with_cpu_64 to generic for 64-bit-supporting configurations, not
6785 with_cpu. Remove FIXMEs.
6786 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
6787 --with-arch-64, --with-tune-32, --with-tune-64): Document.
6788 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
6789 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
6790 arch_32 and arch_64.
6792 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
6793 Olivier Hainque <hainque@adacore.com>
6795 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
6796 Use DECL_SIZE_UNIT to retrieve the size of the field.
6798 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6800 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
6801 with function calls after declarations. Lay out
6802 neon_float_type_node before further use.
6804 2008-06-11 Richard Guenther <rguenther@suse.de>
6806 * tree-flow.h (may_point_to_global_var): Declare.
6807 * tree-ssa-alias.c (may_point_to_global_var): New function.
6808 * tree-ssa-sink.c (is_hidden_global_store): Use it.
6810 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
6812 * configure.ac: Teach that fido supports .debug_line.
6813 * configure: Regenerate.
6815 2008-06-10 Tom Tromey <tromey@redhat.com>
6817 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
6820 2008-06-10 Joseph Myers <joseph@codesourcery.com>
6822 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
6823 (encode_decimal64, decode_decimal64, encode_decimal128,
6824 decode_decimal128): Reverse order of 32-bit parts of value if host
6825 and target endianness differ.
6827 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
6829 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
6830 Avoid division by 0.
6831 (tree_mod_pow2_value_transform): Likewise.
6832 (tree_ic_transform): Likewise.
6833 (tree_stringops_transform): Likewise.
6834 (tree_mod_subtract_transform): Likewise.
6835 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
6836 (copy_edges_for_bb): Likewise.
6837 (initialize_cfun): Likewise.
6839 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
6841 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
6842 nonmemory_operand. Add "N" operand constraint.
6844 (*jcc_btdi_mask_rex64): New instruction and split pattern.
6845 (*jcc_btsi_mask): Ditto.
6846 (*jcc_btsi_mask_1): Ditto.
6848 2008-06-10 Joseph Myers <joseph@codesourcery.com>
6850 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
6851 TYPE_CANONICAL for copied element type.
6853 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
6856 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
6857 Add m_CORE2 and m_GENERIC.
6858 * config/i386/predicates.md (bt_comparison_operator): New predicate.
6859 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
6861 (*jcc_btdi_rex64): New instruction and split pattern.
6863 (*jcc_btsi_1): Ditto.
6864 (*btsq): Fix Intel asm dialect operand order.
6868 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
6871 * simplify-rtx.c (simplify_subreg): Add check for shift count
6874 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
6876 * doc/md.texi: Synchronize with later constraints.md change.
6877 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
6878 with a C implementation.
6879 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
6881 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
6882 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
6883 when moving to and from MD_REGNUM.
6884 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
6885 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
6886 Handle byte and halfword moves.
6887 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
6889 * config/mips/constraints.md (h): Turn into NO_REGS.
6890 (l, x): Update documentation.
6891 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
6892 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
6893 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
6894 (HILO): New mode iterator.
6896 (any_div): New code iterator.
6897 (u): Extend code attribute to div and udiv.
6898 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
6899 d_operand in the splitters. Remove redundant CONST_INT checks.
6900 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
6901 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
6902 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
6903 accordingly, using normal moves instead of unspecs to move LO into
6904 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
6905 (<u>mulsidi3): Handle expansion in C code.
6906 (<u>mulsidi3_32bit_internal): Rename to...
6907 (<u>mulsidi3_32bit): ...this.
6908 (<u>mulsidi3_32bit_r4000): Fix insn separator.
6909 (*<u>mulsidi3_64bit): Rename to...
6910 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
6911 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
6912 to set LO and HI to the multiplication result. Use a normal move
6913 for MFLO and an unspec for MFHI.
6914 (*<u>mulsidi3_64bit_parts): Replace with...
6915 (<u>mulsidi3_64bit_hilo): ...this new instruction.
6916 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
6917 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
6918 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
6919 instead of HI. Split the instruction into a separate multiplication
6920 and MFHI if !TARGET_FIX_R4000.
6921 (<su>muldi3_highpart): Likewise.
6922 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
6923 and the "=h" clobber.
6924 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
6925 (<u>mulditi3): New expander.
6926 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
6927 (madsi): Remove "=h" clobber.
6928 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
6929 Force the modulus result to be a GPR and split the instruction into
6930 a division followed by an MFHI after reload.
6931 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
6932 (*lea_high64): Use d_operand in the define_peephole2. Likewise
6933 the MIPS16 HIGH define_split.
6934 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
6935 of acc<->gpr moves to "multi".
6936 (*movdi_64bit): Replace the single "x" alternative with
6937 alternatives for moving into and out of "a".
6938 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
6939 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
6940 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
6941 Use d_operand in the splitters. Remove redundant CONST_INT checks.
6942 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
6943 (movti): New expander.
6944 (*movti, *movti_mips16): New insns.
6945 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
6946 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
6947 (mthi<GPR:mode>_<HILO:mode>): Likewise.
6948 * config/mips/predicates.md (fpr_operand): Delete.
6949 (d_operand): New predicate.
6951 2008-06-09 Michael Meissner <michael.meissner@amd.com>
6953 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
6954 failure on some Bourne shells.
6955 (x86_64-*-*): Ditto.
6957 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
6959 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
6961 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
6963 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
6964 (sparc-sun-solaris2*): Likewise.
6966 2008-06-09 Arnaud Charlet <charlet@adacore.com
6968 * doc/install.texi: Update requirements to build the Ada compiler.
6970 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
6972 * df-scan.c (struct df_scan_problem_data): Remove the
6973 mw_link_pool alloc pool.
6974 (df_scan_free_internal): Don't free it.
6975 (df_scan_alloc): Don't allocate it.
6976 * df.h (struct df_link): Update comment.
6978 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
6980 * except.h: Correct checks for when SJLJ exceptions must be used.
6982 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6984 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
6987 2008-06-08 Joseph Myers <joseph@codesourcery.com>
6989 PR tree-optimization/36218
6990 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
6991 configure for the build system.
6992 (BUILD_LDFLAGS): Define.
6993 * configure: Regenerate.
6994 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
6996 2008-07-08 Anatoly Sokolov <aesok@post.ru>
6999 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
7000 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
7001 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
7003 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
7005 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
7007 2008-06-07 Joseph Myers <joseph@codesourcery.com>
7009 * config.gcc (Obsolete configurations): Remove list of
7011 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
7012 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
7013 targets matched by those patterns.
7014 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
7015 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
7016 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
7017 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
7018 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
7019 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
7020 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
7021 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
7022 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
7023 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
7024 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
7025 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
7026 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
7027 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
7028 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
7029 Make code for Solaris 7 and greater unconditional for Solaris.
7030 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
7031 Remove --with-* handling.
7032 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
7033 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
7034 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
7035 LINK_OS_WINDISS_SPEC): Remove.
7036 * config/rs6000/sysv4.opt (mwindiss): Remove.
7037 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
7038 * configure: Regenerate.
7039 * doc/cpp.texi: Don't mention BeOS.
7040 * doc/extend.texi (interrupt): Don't mention MS1.
7041 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
7042 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
7043 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
7044 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
7045 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
7047 * doc/invoke.texi (MT Options): Remove.
7048 (-mwindiss): Remove.
7049 (CRIS Options): Remove cris-axis-aout references.
7050 (HPPA Options): Don't mention hppa1.1-*-pro.
7051 * doc/md.texi: (MorphoTech family): Remove.
7052 * libgcc2.c: Don't handle UWIN.
7053 * config/alpha/t-unicosmk: Remove.
7054 * config/alpha/unicosmk.h: Remove.
7055 * config/arm/kaos-arm.h: Remove.
7056 * config/arm/kaos-strongarm.h: Remove.
7057 * config/arm/strongarm-coff.h: Remove.
7058 * config/arm/strongarm-elf.h: Remove.
7059 * config/arm/strongarm-pe.h: Remove.
7060 * config/arm/t-strongarm-pe: Remove.
7061 * config/arm/t-xscale-coff: Remove.
7062 * config/arm/t-xscale-elf: Remove.
7063 * config/arm/xscale-coff.h: Remove.
7064 * config/arm/xscale-elf.h: Remove.
7065 * config/chorus.h: Remove.
7066 * config/cris/aout.h: Remove.
7067 * config/cris/aout.opt: Remove.
7068 * config/cris/t-aout: Remove.
7069 * config/i386/beos-elf.h: Remove.
7070 * config/i386/kaos-i386.h: Remove.
7071 * config/i386/ptx4-i.h: Remove.
7072 * config/i386/sco5.h: Remove.
7073 * config/i386/sco5.opt: Remove.
7074 * config/i386/sysv4-cpp.h: Remove.
7075 * config/i386/sysv5.h: Remove.
7076 * config/i386/t-beos: Remove.
7077 * config/i386/t-sco5: Remove.
7078 * config/i386/t-uwin: Remove.
7079 * config/i386/uwin.asm: Remove.
7080 * config/i386/uwin.h: Remove.
7081 * config/kaos.h: Remove.
7082 * config/mips/windiss.h: Remove.
7083 * config/mt: Remove directory.
7084 * config/pa/pa-osf.h: Remove.
7085 * config/pa/pa-pro-end.h: Remove.
7086 * config/pa/t-pro: Remove.
7087 * config/ptx4.h: Remove.
7088 * config/rs6000/beos.h: Remove.
7089 * config/rs6000/kaos-ppc.h: Remove.
7090 * config/rs6000/t-beos: Remove.
7091 * config/rs6000/windiss.h: Remove.
7092 * config/sh/kaos-sh.h: Remove.
7093 * config/sol2-6.h: Remove.
7094 * config/sparc/sol26-sld.h: Remove.
7095 * config/sparc/sysv4-only.h: Remove.
7096 * config/vax/bsd.h: Remove.
7097 * config/vax/t-memfuncs: Remove.
7098 * config/vax/ultrix.h: Remove.
7099 * config/vax/vaxv.h: Remove.
7100 * config/windiss.h: Remove.
7102 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
7104 PR rtl-optimization/36438
7105 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
7106 for vector shifts with constant scalar shift operands.
7108 2008-06-06 Sandip Matte <sandip@rmicorp.com>
7110 * doc/invoke.texi: Document -march=xlr.
7111 * config/mips/xlr.md: New file.
7112 * config/mips/mips.md: Include it.
7114 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
7115 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
7116 (mips_rtx_cost_data): Likewise.
7118 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
7120 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
7121 PRE_INC and PRE_DEC cases.
7123 2008-06-06 Jakub Jelinek <jakub@redhat.com>
7125 PR rtl-optimization/36419
7126 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
7127 the emitting jump insn.
7130 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
7131 is not bool, boolify the whole *expr_p and convert to the desired type.
7133 2008-06-06 Jakub Jelinek <jakub@redhat.com>
7135 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
7136 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
7137 Add omp_private_outer_ref hook, add another argument to
7138 omp_clause_default_ctor hook.
7139 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
7140 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
7141 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
7142 hook_tree_tree_tree_tree_null.
7143 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
7144 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
7145 * hooks.c (hook_tree_tree_tree_tree_null): New function.
7146 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
7147 * tree.def (OMP_TASK): New tree code.
7148 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
7149 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
7150 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
7151 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
7152 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
7153 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
7154 OMP_CLAUSE_COLLAPSE_EXPR): Define.
7155 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
7156 (OMP_DIRECTIVE_P): Add OMP_TASK.
7157 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
7158 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
7159 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
7160 and OMP_CLAUSE_UNTIED entries.
7161 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
7163 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7164 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
7165 * tree-pretty-print.c (dump_omp_clause): Handle
7166 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
7167 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
7168 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
7169 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
7170 warning about unsigned iterators. Change decl/init/cond/incr
7171 arguments to TREE_VECs, check arguments for all collapsed loops.
7172 (c_finish_omp_taskwait): New function.
7173 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
7175 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
7176 default_function_array_conversion on init. Add par_clauses argument.
7177 If decl is present in parallel's lastprivate clause, change it to
7178 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
7179 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
7180 collapse count in clauses.
7181 (c_parser_omp_for, c_parser_omp_parallel): Adjust
7182 c_parser_omp_for_loop callers.
7183 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
7184 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
7185 (c_parser_omp_clause_name): Handle collapse and untied clauses.
7186 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
7188 (c_parser_omp_clause_schedule): Handle schedule(auto).
7189 Include correct location in the error message.
7190 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
7191 and PRAGMA_OMP_CLAUSE_UNTIED.
7192 (OMP_TASK_CLAUSE_MASK): Define.
7193 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
7194 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
7195 * tree-nested.c (convert_nonlocal_omp_clauses,
7196 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
7197 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
7198 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7199 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
7201 (conver_nonlocal_reference, convert_local_reference,
7202 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
7203 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
7204 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
7205 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
7206 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
7207 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
7208 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
7209 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
7210 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
7212 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
7213 * c-common.h (c_finish_omp_taskwait): New prototype.
7214 * gimple-low.c (lower_stmt): Handle OMP_TASK.
7215 * tree-parloops.c (create_parallel_loop): Create 1 entry
7216 vectors for OMP_FOR_{INIT,COND,INCR}.
7217 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
7218 (make_edges): Handle OMP_TASK.
7219 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
7220 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7221 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
7222 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
7223 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
7224 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
7225 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
7226 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
7227 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
7228 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
7229 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
7230 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
7231 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
7232 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
7233 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
7234 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
7235 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
7236 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
7237 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
7238 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
7239 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
7240 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
7241 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
7242 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
7243 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
7244 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
7245 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
7246 original iterator is present in lastprivate clause or if
7247 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
7248 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7249 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
7250 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
7251 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
7252 if it is set, lookup var in outer contexts too. Handle
7253 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
7254 to be implicitly determined firstprivate for task regions.
7255 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
7256 if it is set, lookup var in outer contexts too. Set
7257 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
7258 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
7259 OMP_CLAUSE_UNTIED. Take region_type as last argument
7260 instead of in_parallel and in_combined_parallel.
7261 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
7263 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
7264 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
7265 (new_omp_context): Set default_kind to
7266 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
7267 (omp_region_type): New enum.
7268 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
7269 fields, add region_type.
7270 (new_omp_context): Take region_type as argument instead of is_parallel
7271 and is_combined_parallel.
7272 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
7273 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
7274 ctx->is_combined_parallel checks.
7275 (gimplify_omp_task): New function.
7276 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
7278 * omp-low.c (extract_omp_for_data): Use schedule(static)
7279 for schedule(auto). Handle pointer and unsigned iterators.
7280 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
7281 Add loops argument. Extract data for collapsed OMP_FOR loops.
7282 (expand_parallel_call): Assert sched_kind isn't auto,
7283 map runtime schedule to index 3.
7284 (struct omp_for_data_loop): New type.
7285 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
7286 Add loop, loops, collapse and iter_type fields.
7287 (workshare_safe_to_combine_p): Disallow combined for if
7288 iter_type is unsigned long long. Don't combine collapse > 1 loops
7289 unless all bounds and steps are constant. Adjust extract_omp_for_data
7291 (expand_omp_for_generic): Handle pointer, unsigned and long long
7292 iterators. Handle collapsed OMP_FOR loops. Adjust
7293 for struct omp_for_data changes. If libgomp function doesn't return
7294 boolean_type_node, add comparison of the return value with 0.
7295 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
7296 pointer, unsigned and long long iterators. Adjust for struct
7297 omp_for_data changes.
7298 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
7299 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
7300 unsigned long long. Allocate loops array, pass it to
7301 extract_omp_for_data. For collapse > 1 loops use always
7302 expand_omp_for_generic.
7303 (omp_context): Add sfield_map and srecord_type fields.
7304 (is_task_ctx, lookup_sfield): New functions.
7305 (use_pointer_for_field): Use is_task_ctx helper. Change first
7306 argument's type from const_tree to tree. Clarify comment.
7307 In OMP_TASK disallow copy-in/out sharing.
7308 (build_sender_ref): Call lookup_sfield instead of lookup_field.
7309 (install_var_field): Add mask argument. Populate both record_type
7310 and srecord_type if needed.
7311 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
7313 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
7314 and DECL_FIELD_OFFSET.
7315 (scan_sharing_clauses): Adjust install_var_field callers. For
7316 firstprivate clauses on explicit tasks allocate the var by value in
7317 record_type unconditionally, rather than by reference.
7318 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
7319 Use is_taskreg_ctx instead of is_parallel_ctx.
7320 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7321 (create_omp_child_function_name): Add task_copy argument, use
7322 *_omp_cpyfn* names if it is true.
7323 (create_omp_child_function): Add task_copy argument, if true create
7324 *_omp_cpyfn* helper function.
7325 (scan_omp_parallel): Adjust create_omp_child_function callers.
7326 Rename parallel_nesting_level to taskreg_nesting_level.
7327 (scan_omp_task): New function.
7328 (lower_rec_input_clauses): Don't run constructors for firstprivate
7329 explicit task vars which are initialized by *_omp_cpyfn*.
7330 Pass outer var ref to omp_clause_default_ctor hook if
7331 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
7332 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
7333 OMP_CLAUSE_REDUCTION_INIT.
7334 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
7335 avoid duplicate setting of fields. Handle
7336 OMP_CLAUSE_PRIVATE_OUTER_REF.
7337 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
7338 copy-out if TREE_READONLY, only copy-in.
7339 (expand_task_copyfn): New function.
7340 (expand_task_call): New function.
7341 (struct omp_taskcopy_context): New type.
7342 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
7344 (lower_omp_parallel): Rename to...
7345 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
7346 Call create_task_copyfn if srecord_type is needed. Adjust
7348 (task_shared_vars): New variable.
7349 (check_omp_nesting_restrictions): Warn if work-sharing,
7350 barrier, master or ordered region is closely nested inside OMP_TASK.
7351 Add warnings for barrier if closely nested inside of work-sharing,
7352 ordered, or master region.
7353 (scan_omp_1): Call check_omp_nesting_restrictions even for
7354 GOMP_barrier calls. Rename parallel_nesting_level to
7355 taskreg_nesting_level. Handle OMP_TASK.
7356 (lower_lastprivate_clauses): Even if some lastprivate is found on a
7357 work-sharing construct, continue looking for them on parent parallel
7359 (lower_omp_for_lastprivate): Add lastprivate clauses
7360 to the beginning of dlist rather than end. Adjust for struct
7361 omp_for_data changes.
7362 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
7363 not after it. Handle collapsed OMP_FOR loops, adjust for
7364 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
7365 (get_ws_args_for): Adjust extract_omp_for_data caller.
7366 (scan_omp_for): Handle collapsed OMP_FOR
7367 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7368 (lower_omp_single_simple): If libgomp function doesn't return
7369 boolean_type_node, add comparison of the return value with 0.
7370 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
7371 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
7372 (parallel_nesting_level): Rename to...
7373 (taskreg_nesting_level): ... this.
7374 (is_taskreg_ctx): New function.
7375 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
7377 (execute_lower_omp): Rename parallel_nesting_level to
7378 taskreg_nesting_level.
7379 (expand_omp_parallel): Rename to...
7380 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
7381 Call omp_task_call for OMP_TASK regions.
7382 (expand_omp): Adjust caller, handle OMP_TASK.
7383 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
7385 * bitmap.c (bitmap_default_obstack_depth): New variable.
7386 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
7387 if argument is NULL and bitmap_default_obstack is already initialized.
7388 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
7390 * matrix-reorg.c (matrix_reorg): Likewise.
7392 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
7394 * config/i386/i386.md (*indirect_jump): Macroize using P
7395 mode iterator. Remove !TARGET_64BIT from insn constraints.
7396 (*tablejump_1): Ditto.
7397 (*indirect_jump_rex64): Remove insn pattern.
7398 (*tablejump_1_rex64): Ditto.
7399 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
7400 and eh_return_si insn patterns.
7402 2008-06-06 Richard Guenther <rguenther@suse.de>
7404 * tree-ssa-structalias.c (merge_smts_into): Remove.
7405 (find_what_p_points_to): Do not bother to compute the
7406 points-to set for pt_anything pointers.
7407 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
7408 for pt_anything pointers is ok.
7410 2008-06-06 Jan Hubicka <jh@suse.cz>
7412 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
7414 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7416 * cgraph.c: Fix typos in comments.
7417 (cgraph_availability_names): Fix string typo.
7418 * fold-const.c: Fix typos in comments.
7419 (fold_binary): Fix typo in warning.
7420 * genautomata.c: Fix typos in comments.
7421 (check_presence_pattern_sets): Fix typo in local variable.
7422 (output_description): Fix typo in output.
7423 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
7424 * hwint.h: Likewise.
7425 * matrix-reorg.c (check_allocation_function): Likewise.
7426 * omega.c (smooth_weird_equations): Likewise.
7427 * auto-inc-dec.c: Fix typos in comments.
7428 * bb-reorder.c: Likewise.
7429 * builtins.c: Likewise.
7430 * c-common.c: Likewise.
7431 * c-cppbuiltin.c: Likewise.
7432 * c-parser.c: Likewise.
7433 * c-pretty-print.c: Likewise.
7434 * cfgcleanup.c: Likewise.
7435 * cfgexpand.c: Likewise.
7436 * cfghooks.c: Likewise.
7437 * cfglayout.c: Likewise.
7438 * cfgloopmanip.c: Likewise.
7439 * cgraphunit.c: Likewise.
7440 * coverage.c: Likewise.
7441 * dbxout.c: Likewise.
7442 * df-byte-scan.c: Likewise.
7443 * df-core.c: Likewise.
7444 * df-problems.c: Likewise.
7445 * df-scan.c: Likewise.
7447 * dominance.c: Likewise.
7448 * domwalk.c: Likewise.
7450 * dwarf2out.c: Likewise.
7451 * emit-rtl.c: Likewise.
7452 * et-forest.c: Likewise.
7453 * function.c: Likewise.
7454 * function.h: Likewise.
7456 * gcov-io.c: Likewise.
7459 * genattrtab.c: Likewise.
7460 * ggc-page.c: Likewise.
7461 * gimplify.c: Likewise.
7462 * gthr-lynx.h: Likewise.
7463 * haifa-sched.c: Likewise.
7464 * ipa-cp.c: Likewise.
7465 * ipa-inline.c: Likewise.
7466 * ipa-prop.h: Likewise.
7467 * ipa-pure-const.c: Likewise.
7468 * ipa-struct-reorg.c: Likewise.
7469 * ipa-struct-reorg.h: Likewise.
7470 * ipa-type-escape.c: Likewise.
7472 * loop-doloop.c: Likewise.
7473 * mips-tfile.c: Likewise.
7474 * mkmap-flat.awk: Likewise.
7475 * mkmap-symver.awk: Likewise.
7476 * modulo-sched.c: Likewise.
7477 * omp-low.c: Likewise.
7478 * optabs.c: Likewise.
7479 * optabs.h: Likewise.
7481 * passes.c: Likewise.
7482 * postreload-gcse.c: Likewise.
7483 * postreload.c: Likewise.
7484 * predict.c: Likewise.
7485 * pretty-print.h: Likewise.
7486 * profile.c: Likewise.
7487 * protoize.c: Likewise.
7488 * ra-conflict.c: Likewise.
7490 * recog.c: Likewise.
7491 * regclass.c: Likewise.
7493 * reload.c: Likewise.
7494 * rtl-error.c: Likewise.
7495 * rtlanal.c: Likewise.
7497 * sched-rgn.c: Likewise.
7500 * target.h: Likewise.
7501 * tree-dfa.c: Likewise.
7502 * tree-eh.c: Likewise.
7503 * tree-flow-inline.h: Likewise.
7504 * tree-inline.c: Likewise.
7505 * tree-into-ssa.c: Likewise.
7506 * tree-loop-distribution.c: Likewise.
7507 * tree-nested.c: Likewise.
7508 * tree-parloops.c: Likewise.
7509 * tree-pass.h: Likewise.
7510 * tree-pretty-print.c: Likewise.
7511 * tree-profile.c: Likewise.
7512 * tree-scalar-evolution.c: Likewise.
7513 * tree-sra.c: Likewise.
7514 * tree-ssa-alias-warnings.c: Likewise.
7515 * tree-ssa-ccp.c: Likewise.
7516 * tree-ssa-coalesce.c: Likewise.
7517 * tree-ssa-dom.c: Likewise.
7518 * tree-ssa-dse.c: Likewise.
7519 * tree-ssa-forwprop.c: Likewise.
7520 * tree-ssa-live.c: Likewise.
7521 * tree-ssa-live.h: Likewise.
7522 * tree-ssa-loop-im.c: Likewise.
7523 * tree-ssa-loop-ivopts.c: Likewise.
7524 * tree-ssa-loop-niter.c: Likewise.
7525 * tree-ssa-loop-prefetch.c: Likewise.
7526 * tree-ssa-phiopt.c: Likewise.
7527 * tree-ssa-phiprop.c: Likewise.
7528 * tree-ssa-sccvn.c: Likewise.
7529 * tree-ssa-ter.c: Likewise.
7530 * tree-ssa-threadupdate.c: Likewise.
7531 * tree-ssa.c: Likewise.
7532 * tree-vect-analyze.c: Likewise.
7533 * tree-vect-transform.c: Likewise.
7534 * tree-vectorizer.c: Likewise.
7535 * tree-vn.c: Likewise.
7536 * tree-vrp.c: Likewise.
7538 * tree.def: Likewise.
7540 * unwind-dw2-fde.c: Likewise.
7541 * unwind.inc: Likewise.
7542 * value-prof.c: Likewise.
7543 * vmsdbgout.c: Likewise.
7545 2008-06-05 David Edelsohn <edelsohn@gnu.org>
7547 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
7548 always place FP constants in the TOC for TARGET_POWERPC64.
7549 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
7551 2008-06-05 Joseph Myers <joseph@codesourcery.com>
7553 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
7554 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
7555 enable for TARGET_E500_DOUBLE.
7556 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
7557 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
7558 floating-point modes like integer modes for E500 double.
7559 (rs6000_legitimate_offset_address_p): Likewise.
7560 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
7561 addressing for DDmode for E500 double.
7562 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
7563 modes as using 64-bits of registers for E500 double.
7564 (spe_build_register_parallel): Do not handle DDmode or TDmode.
7565 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
7566 specially for E500 double.
7567 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
7568 TDmode for E500 double.
7569 (rs6000_gimplify_va_arg): Only handle SDmode in registers
7570 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
7571 (rs6000_split_multireg_move): Do not handle TDmode specially for
7573 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
7574 using 64-bit registers for E500 double.
7575 (emit_frame_save): Do not handle DDmode specially for E500 double.
7576 (gen_frame_mem_offset): Likewise.
7577 (rs6000_function_value): Do not call spe_build_register_parallel
7578 for DDmode or TDmode.
7579 (rs6000_libcall_value): Likewise.
7580 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
7581 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
7584 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
7586 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
7589 2008-06-04 Junjie Gu <jgu@tensilica.com>
7591 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
7592 comparison for frame pointers.
7594 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
7597 * config/avr/avr.h (PUSH_ROUNDING): Remove.
7599 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
7602 * builtins.c (expand_builtin_signbit): Don't take lowpart when
7603 register is already smaller or equal to required mode.
7605 2008-06-04 Xinliang David Li <davidxl@google.com>
7607 * tree-call-cdce.c: New file.
7608 (cond_dead_built_in_calls): New static variable.
7609 (input_domain): New struct.
7610 (check_pow): New function.
7611 (check_builtin_call): Ditto.
7612 (check_target_format): Ditto.
7613 (is_call_dce_candidate): Ditto.
7614 (gen_one_condition): Ditto.
7615 (gen_conditions_for_domain): Ditto.
7616 (get_domain): Ditto.
7617 (gen_conditions_for_pow_cst_base): Ditto.
7618 (gen_conditions_for_pow_int_base): Ditto.
7619 (gen_conditions_for_pow): Ditto.
7620 (get_no_error_domain): Ditto.
7621 (gen_shrink_wrap_conditions): Ditto.
7622 (shrink_wrap_one_built_in_call): Ditto.
7623 (shink_wrap_conditional_dead_built_in_calls): Ditto.
7624 (tree_call_cdce): Ditto.
7625 (gate_call_cdce): Ditto.
7626 (pass_call_cdce): New gimple pass.
7627 * passes.c: (init_optimization_passes): New pass.
7628 * tree-pass.h: New pass declaration.
7629 * opts.c (decode_options): New flag setting.
7630 * common.opt: Add -ftree-builtin-call-dce flag.
7631 * Makefile.in: Add new source file.
7632 * tempvar.def: New tv_id.
7633 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
7635 2008-06-04 Richard Guenther <rguenther@suse.de>
7637 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
7638 (is_call_clobbered): Always check var_ann->call_clobbered.
7639 (mark_call_clobbered): Always set var_ann->call_clobbered.
7640 (clear_call_clobbered): Always clear var_ann->call_clobbered.
7641 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
7642 (reset_alias_info): Clear call clobbering info on MTAGs and
7644 (set_pt_anything): Set pt_global_mem.
7645 (create_tag_raw): Adjust comment.
7646 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
7648 2008-06-04 Joseph Myers <joseph@codesourcery.com>
7649 Maxim Kuvyrkov <maxim@codesourcery.com>
7651 * config/m68k/m68k.opt (mxgot): New option.
7652 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
7653 (m68k_output_addr_const_extra): New.
7654 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
7655 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
7656 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
7657 * doc/invoke.texi (M680x0 Options): Document -mxgot.
7659 2008-06-04 Richard Guenther <rguenther@suse.de>
7661 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
7662 negative or non-representable offsets.
7664 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
7666 * config/i386/i386.c (ix86_gen_leave): New.
7667 (ix86_gen_pop1): Likewise.
7668 (ix86_gen_add3): Likewise.
7669 (ix86_gen_sub3): Likewise.
7670 (ix86_gen_sub3_carry): Likewise.
7671 (ix86_gen_one_cmpl2): Likewise.
7672 (ix86_gen_monitor): Likewise.
7673 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
7674 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
7675 ix86_gen_one_cmpl2 and ix86_gen_monitor.
7676 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
7677 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
7678 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
7679 (ix86_expand_epilogue): Updated.
7680 (print_operand): Handle integer register operand for 'z'.
7681 (ix86_expand_strlensi_unroll_1): Likewise.
7682 (ix86_expand_strlen): Likewise.
7683 (ix86_expand_builtin): Likewise.
7684 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
7685 mov{q}/mov{l} and add{q}/add{l}.
7687 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7689 * config/i386/i386.md (P): New mode iterator.
7690 (SFmode push_operand splitter): Macroize DImode and SImode pushes
7691 using P mode iterator.
7692 (DFmode push_operand splitter): Ditto.
7693 (XFmode push_operand splitter): Ditto.
7694 (DFmode float_extend SFmode push_operand splitter): Ditto.
7695 (XFmode float_extend SFmode push_operand splitter): Do not generate
7696 SImode pushes for 64bit target. Macroize Dimode and SImode
7697 pushes using P mode iterator.
7698 (XFmode float_extend DFmode push_operand splitter): Ditto.
7700 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7702 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
7703 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
7704 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
7706 (ix86_call_abi_override): Remove check for call_used_regs.
7708 2008-06-03 Richard Guenther <rguenther@suse.de>
7710 * tree-ssa-structalias.c (find_func_aliases): Add constraints
7711 for the lhs of calls if the return type contains pointers.
7713 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7715 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
7716 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
7717 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
7718 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
7719 of cfun and DEFAULT_ABI to deceide abi mode.
7721 (REG_PARM_STACK_SPACE): Removed.
7722 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
7723 (STACK_BOUNDARY): Use default target to deceide stack boundary.
7724 * config/i386/i386-protos.h (ix86_cfun_abi): New.
7725 (ix86_function_abi): Likewise.
7726 (ix86_function_type_abi): Likewise.
7727 (ix86_call_abi_override): Likewise.
7728 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
7729 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
7730 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
7731 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
7733 (X86_64_REGPARM_MAX): New.
7734 (X86_64_SSE_REGPARM_MAX): New.
7735 (X64_REGPARM_MAX): New.
7736 (X64_SSE_REGPARM_MAX): New.
7737 (X86_32_REGPARM_MAX): New.
7738 (X86_32_SSE_REGPARM_MAX): New.
7739 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
7740 (ix86_function_regparm): Handle user calling abi.
7741 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
7742 by DEFAULT_ABI versus SYSV_ABI check.
7743 (ix86_reg_parm_stack_space): New.
7744 (ix86_function_type_abi): New.
7745 (ix86_call_abi_override): New.
7746 (ix86_function_abi): New.
7747 (ix86_cfun_abi): New.
7748 (init_cumulative_args): Call abi specific initialization.
7749 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
7750 (function_arg_64): Extend SSE_REGPARM_MAX check.
7751 (function_arg (): Remove TARGET_64BIT_MS_ABI.
7752 (ix86_pass_by_reference): Likewise.
7753 (ix86_function_value_regno_p): Likewise.
7754 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
7755 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
7756 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
7757 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
7758 (setup_incoming_varargs_64): Adjust regparm for call abi.
7759 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
7760 (ix86_va_start): Likewise.
7761 (ix86_gimplify_va_arg): Likewise.
7762 (ix86_expand_prologue): Likewise.
7763 (output_pic_addr_const): Likewise.
7764 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
7765 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
7766 (x86_output_mi_thunk): Likewise.
7767 (x86_function_profiler): Likewise.
7768 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
7769 (SYSV_ABI, MS_ABI): New constants.
7771 (init_regs): Add prototype of function in regclass.c file.
7772 (OVERRIDE_ABI_FORMAT): New.
7773 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
7774 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
7775 (OUTGOING_REG_PARM_STACK_SPACE): New.
7776 (ix86_reg_parm_stack_space): New prototype.
7777 (CUMULATIVE_ARGS): Add call_abi member.
7778 (machine_function): Add call_abi member.
7779 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
7780 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
7782 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
7785 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
7786 (avr_builtin_setjmp_frame_value): New function.
7787 * config/avr/avr.md (nonlocal_goto_receiver): Define.
7788 (nonlocal_goto): Define.
7790 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
7792 * config/mips/mips.c (mips_emit_loadgp): Return early if
7793 there is nothing do to, otherwise emit a blockage if
7794 !TARGET_EXPLICIT_RELOCS || crtl->profile.
7795 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
7797 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7799 * configure.ac: Drop unneeded backslash ending up in config.in.
7800 * acinclude.m4: Likewise.
7801 * config.in: Regenerate.
7803 2008-05-26 Jan Hubicka <jh@suse.cz>
7805 * predict.c (maybe_hot_frequency_p): Break out of...
7806 (maybe_hot_bb_p): ... here.
7807 (maybe_hot_edge_p): New.
7808 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
7809 * basic-block.h (maybe_hot_edge_p): Declare.
7811 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
7813 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
7814 (*cmpfp_<mode>_cc): Ditto.
7815 (*fp_jcc_8<mode>_387): Ditto.
7816 (*fop_<MODEF:mode>_2_i387): Ditto.
7817 (*fop_<MODEF:mode>_3_i387): Ditto.
7818 (*fop_xf_2_i387): Ditto.
7819 (*fop_xf_3_i387): Ditto.
7821 2008-06-02 Tomas Bily <tbily@suse.cz>
7823 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
7825 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7827 * config/mips/mips.c (mips_valid_offset_p): New function.
7828 (mips_valid_lo_sum_p): Likewise.
7829 (mips_classify_address): Use them.
7830 (mips_force_address): New function.
7831 (mips_legitimize_address): Use it.
7832 * config/mips/mips.md (MOVE128): New mode iterator.
7833 (movtf): Require TARGET_64BIT. Remove empty strings.
7834 (*movtf_internal): Rename to...
7835 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
7836 of "R" and use {,fp}{load,store} attributes instead of "multi".
7837 Use a separate define_split.
7838 (*movtf_mips16): New pattern.
7840 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7842 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
7843 * config/mips/mips.c (mips_expand_before_return): New function.
7844 (mips_expand_epilogue): Call it.
7845 * config/mips/mips.md (return): Turn into a define_expand.
7846 (*return): New insn.
7848 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7850 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
7851 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
7852 functions. Do not emit uses and clobbers of CONCATs; individually
7853 use and clobber their operands.
7854 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
7855 gen_clobber, emit_use and gen_use.
7856 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
7857 (expand_builtin_return): Likewise.
7858 * cfgbuild.c (count_basic_blocks): Likewise.
7859 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
7860 * explow.c (emit_stack_restore): Likewise.
7861 * expmed.c (extract_bit_field_1): Likewise.
7862 * expr.c (convert_move, emit_move_complex_parts): Likewise.
7863 (emit_move_multi_word, store_constructor): Likewise.
7864 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
7865 (thread_prologue_and_epilogue_insns): Likewise.
7866 * lower-subreg.c (resolve_simple_move): Likewise.
7867 * optabs.c (widen_operand, expand_binop): Likewise.
7868 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
7869 * reload.c (find_reloads): Likewise.
7870 * reload1.c (eliminate_regs_in_insn): Likewise.
7871 * stmt.c (expand_nl_goto_receiver): Likewise.
7872 * config/alpha/alpha.md (builtin_longjmp): Likewise.
7873 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
7874 * config/arm/arm.c (arm_load_pic_register): Likewise.
7875 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
7876 * config/arm/arm.md (untyped_return): Likewise.
7877 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
7878 * config/avr/avr.c (expand_prologue): Likewise.
7879 * config/bfin/bfin.c (do_unlink): Likewise.
7880 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
7881 * config/cris/cris.c (cris_expand_prologue): Likewise.
7882 * config/darwin.c (machopic_indirect_data_reference): Likewise.
7883 (machopic_legitimize_pic_address): Likewise.
7884 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
7885 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
7886 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
7887 (ix86_expand_convert_uns_didf_sse): Likewise.
7888 (ix86_expand_vector_init_general): Likewise.
7889 * config/ia64/ia64.md (eh_epilogue): Likewise.
7890 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
7891 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
7892 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
7893 (config/iq2000/iq2000.c): Likewise.
7894 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
7895 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
7896 (builtin_longjmp): Likewise.
7897 * config/mn10300/mn10300.md (call, call_value): Likewise.
7898 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
7899 * config/pdp11/pdp11.md (abshi2): Likewise.
7900 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7901 * config/s390/s390.c (s390_emit_prologue): Likewise.
7902 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
7903 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
7904 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
7905 * config/sh/sh.c (prepare_move_operands): Likewise.
7906 (output_stack_adjust, sh_expand_epilogue): Likewise.
7907 (sh_set_return_address, sh_expand_t_scc): Likewise.
7908 * config/sparc/sparc.c (load_pic_register): Likewise.
7909 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
7910 * config/spu/spu.c (spu_expand_epilogue): Likewise.
7911 * config/v850/v850.c (expand_epilogue): Likewise.
7913 2008-05-31 Anatoly Sokolov <aesok@post.ru>
7915 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
7916 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
7917 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
7918 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
7919 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
7920 stack pointer register.
7921 (output_movhi): Remove code for interrupt specific writing to the
7922 stack pointer register.
7924 2008-05-31 Richard Guenther <rguenther@suse.de>
7926 PR tree-optimization/34244
7927 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
7928 (tree_expr_nonzero_warnv_p): Likewise.
7929 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
7930 ssa_name_nonnegative_p.
7931 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
7932 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
7933 not tree_expr_nonzero_warnv_p.
7935 PR tree-optimization/36262
7937 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
7939 PR tree-optimization/34244
7940 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
7941 (record_numbers_of_iterations): New function.
7942 (execute_vrp): Cache the numbers of iterations of loops.
7943 * tree-scalar-evolution.c (scev_reset_except_niters):
7945 (scev_reset): Use scev_reset_except_niters.
7946 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
7948 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
7950 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7951 __WORKAROUND_RETS when appropriate.
7953 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
7955 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
7956 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
7958 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
7959 *fop_df_comm_sse insn patterns using MODEF mode iterator.
7960 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
7961 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
7962 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
7963 *fop_df_1_mixed insn patterns using MODEF mode iterator.
7964 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
7965 *fop_df_1_sse insn patterns using MODEF mode iterator.
7966 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
7967 *fop_df_1_i387 insn patterns using MODEF mode iterator.
7968 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
7969 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
7970 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
7971 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
7972 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
7973 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
7974 (*fop_xf_4_i387): Use <MODE> for mode attribute.
7975 (*fop_xf_5_i387): Ditto.
7976 (*fop_xf_6_i387): Ditto.
7978 2008-05-30 Richard Guenther <rguenther@suse.de>
7980 * builtins.c (build_string_literal): Avoid generating
7981 a non-gimple_val result.
7983 2008-05-30 DJ Delorie <dj@redhat.com>
7985 * exec-tool.in: Use an environment variable (private) instead of a
7986 file (shared) as a semaphore, so as to not break parallel builds.
7988 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
7990 * optabs.c (maybe_encapsulate_block): Remove.
7991 (emit_libcall_block): Adjust accordingly.
7992 * optabs.h (maybe_encapsulate_block): Remove prototype.
7994 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
7995 Don't use maybe_encapsulate_block.
7997 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
7999 * config/rs6000/rs6000.c (rs6000_legitimize_address,
8000 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
8001 rtx is a SYMBOL_REF before calling get_pool_constant.
8003 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
8005 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
8007 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
8009 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
8010 rather than OS names to choose INO_T_EQ definition.
8011 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
8012 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
8014 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
8017 * config/darwin-f.c: New.
8018 * config/t-darwin: Added rule to build darwin-f.o.
8019 * config.gcc: Defined new variable, fortran_target_objs.
8020 (*-*-darwin*): Set fortran_target_objs.
8021 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
8022 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
8023 * configure: Regenerated.
8025 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
8028 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
8029 canonical type if needed.
8031 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
8033 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
8035 2008-05-29 Richard Guenther <rguenther@suse.de>
8037 PR tree-optimization/36343
8038 PR tree-optimization/36346
8039 PR tree-optimization/36347
8040 * tree-flow.h (clobber_what_p_points_to): Declare.
8041 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
8042 pointed-to variable is dereferenced is irrelevant to whether
8043 the pointer can access the pointed-to variable.
8044 (clobber_what_p_points_to): New function.
8045 * tree-ssa-alias.c (set_initial_properties): Use it.
8046 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
8047 call clobber check for NMTs.
8049 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
8051 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
8052 for printing gcov_type.
8054 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
8056 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
8057 and the eh region information.
8058 * value-prof.c (gimple_move_stmt_histograms): New function.
8059 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
8061 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
8063 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
8065 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
8067 * value-prof.c (tree_ic_transform): Print counts.
8068 * tree-profile.c (tree_gen_ic_func_profiler):
8069 Clear __gcov_indreict_call_callee variable to avoid misattribution
8072 2008-05-28 Rafael Espindola <espindola@google.com>
8074 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
8077 2008-05-28 Richard Guenther <rguenther@suse.de>
8079 PR tree-optimization/36339
8080 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
8081 and clobbering code out of the loop.
8083 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
8085 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
8088 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
8089 s390_contiguous_bitmask_p, s390_symref_operand_p,
8090 s390_check_symref_alignment, s390_reload_larl_operand,
8091 s390_reload_symref_address): New functions.
8092 (s390_branch_condition_mnemonic): Support compare and branch
8094 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
8095 and 'W' constraints.
8096 (s390_secondary_reload): Add secondary reloads for unaligned
8097 symbol refs or symbol refs to floating point or QI/TI mode
8099 (legitimate_address_p): Accept symbol references as addresses.
8100 (s390_expand_insv): Use rotate and insert selected bits
8101 instruction for insv when building for z10.
8102 (print_operand_address): Handle symbol ref addresses.
8103 (print_operand): Output modifier 'c' added for signed byte values.
8104 (s390_encode_section_info): Mark symbol refs with
8105 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
8107 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
8108 (length attribute): RRF, RRR have 4 byte length.
8109 (FPALL, INTALL): New mode iterators added.
8110 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
8111 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
8112 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
8113 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
8114 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
8115 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
8116 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
8117 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
8119 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
8120 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
8121 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
8122 reload<INTALL:mode><P:mode>_toreg_z10,
8123 reload<FPALL:mode><P:mode>_tomem_z10,
8124 reload<FPALL:mode><P:mode>_toreg_z10,
8125 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
8126 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
8127 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
8128 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
8130 (movmem, clrmem, cmpmem): New splitters added.
8132 * config/s390/predicates.md (larl_operand): Use
8133 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
8134 SYMBOL_REF_ALIGN1_P.
8135 (s390_signed_integer_comparison,
8136 s390_unsigned_integer_comparison): New predicates.
8138 * config/s390/s390-protos.h (s390_check_symref_alignment,
8139 s390_contiguous_bitmask_p, s390_reload_larl_operand,
8140 s390_reload_symref_address,
8141 s390_compare_and_branch_condition_mask): Prototypes added.
8143 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
8144 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
8145 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
8147 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
8149 * config/s390/s390.c (z10_cost): New cost function for z10.
8150 (s390_handle_arch_option, override_options): Support -march=z10 switch.
8151 (s390_issue_rate): Adjust issue rate for z10.
8152 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
8153 (processor_flags): Add PF_Z10.
8154 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
8155 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
8156 * gcc/config.gcc: Add z10.
8158 2008-05-28 Richard Guenther <rguenther@suse.de>
8160 PR tree-optimization/36291
8161 * tree-flow. h (struct gimple_df): Remove var_anns member.
8162 * tree-flow-inline.h (gimple_var_anns): Remove.
8163 (var_ann): Simplify.
8164 * tree-dfa.c (create_var_ann): Simplify.
8165 (remove_referenced_var): Clear alias info from var_anns of globals.
8166 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
8167 (delete_tree_ssa): Clear alias info from var_anns of globals.
8168 Do not free var_anns.
8169 (var_ann_eq): Remove.
8170 (var_ann_hash): Likewise.
8172 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
8174 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
8175 and loongson2f entries.
8176 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
8177 * config/mips/mips.h (processor_type): Add Loongson-2E
8178 and Loongson-2F entries.
8179 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
8180 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
8181 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
8182 * doc/invoke.texi (MIPS Options): Document loongson2e
8183 and loongson2f processor names.
8185 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
8189 * config/i386/i386.c (ix86_function_arg_boundary): Use
8190 alignment of canonical type.
8191 (ix86_expand_vector_move): Check unaligned memory access for
8194 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
8196 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
8197 Moved to the front of file.
8199 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
8200 H.J. Lu <hongjiu.lu@intel.com>
8202 * dwarf2out.c (current_fde): New.
8204 (lookup_cfa:): Likewise.
8205 (dwarf2out_end_epilogue): Likewise.
8206 (dwarf2out_note_section_used): Likewise.
8208 2008-05-27 Michael Matz <matz@suse.de>
8211 * c.opt (Wenum-compare): New warning option.
8212 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
8214 2008-05-27 Michael Matz <matz@suse.de>
8217 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
8219 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
8220 into memory as tail calls.
8222 2008-05-27 Richard Guenther <rguenther@suse.de>
8224 PR tree-optimization/36339
8225 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
8226 pointers cause all addressable variables to be call clobbered.
8228 2008-05-27 Richard Guenther <rguenther@suse.de>
8230 PR tree-optimization/36245
8231 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
8233 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8235 * config/s390/s390.md: Replace all occurences of the 'm'
8236 constraint with 'RT'.
8238 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8240 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
8242 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
8244 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
8245 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
8246 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
8248 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8250 * reload.c: (find_reloads): Skip alternatives according to the
8251 "enabled" attribute. Constify the constraint variable.
8252 * recog.c (get_attr_enabled): Add default implementation.
8253 (extract_insn): Set the alternative_enabled_p array
8254 in the recog_data struct.
8255 (preprocess_constraints, constrain_operands): Skip
8256 alternatives according to the "enabled" attribute
8257 * recog.h (struct recog_data): New field alternative_enabled_p.
8258 (skip_alternative): New inline function.
8259 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
8260 (record_reg_classes): Skip alternative according to the
8261 "enabled" attribute.
8263 * doc/md.texi: Add documention for the "enabled" attribute.
8265 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8267 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
8268 * postreload.c (reload_cse_simplify_operands): Replace 'm'
8269 constraint with TARGET_MEM_CONSTRAINT.
8270 * recog.c (asm_operand_ok, preprocess_constraints,
8271 constrain_operands): Likewise.
8272 * regclass.c (record_reg_classes): Likewise.
8273 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
8274 * reload1.c (maybe_fix_stack_asms): Likewise.
8275 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
8276 * recog.h: Adjust comment.
8277 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
8278 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
8279 * doc/md.texi: Add a note to description of 'm' constraint.
8280 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
8282 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
8284 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
8285 that the bitfield is of integral type before testing its precision.
8287 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8288 Sa Liu <saliu@de.ibm.com>
8290 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
8291 __modti3, __udivti3, __umodti3 and __udivmodti4.
8292 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
8293 that implement TImode mul and div functions.
8294 * config/spu/multi3.c: New. Implement __multi3.
8295 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
8296 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
8299 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
8301 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
8302 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
8303 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
8304 tls_sysv_suffix): New mode and mode attribute iterators.
8305 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
8306 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
8307 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
8308 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
8309 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
8312 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
8314 PR tree-optimization/36329
8315 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
8316 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
8317 * cgraphbuild.c (initialize_inline_failed): Use the latter
8318 macro in lieu of the former.
8319 * ipa-inline.c (cgraph_mark_inline): Likewise.
8320 (cgraph_decide_inlining_of_small_function): Likewise.
8321 (cgraph_decide_inlining): Likewise.
8322 (cgraph_decide_inlining_incrementally): Likewise.
8324 2008-05-26 Tristan Gingold <gingold@adacore.com>
8325 Anatoly Sokolov <aesok@post.ru>
8327 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
8328 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
8329 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
8330 optimization for 'avr6' architecture.
8332 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
8335 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
8337 2008-05-26 Richard Guenther <rguenther@suse.de>
8339 * tree-ssa-sccvn.c (expr_has_constants): Declare.
8340 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
8342 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
8345 * caller-save.c (insert_restore): Verify alignment of spill space.
8346 (insert_save): Likewise.
8347 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
8348 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
8349 (STACK_SLOT_ALIGNMENT): Likewise.
8350 * function.c (LOCAL_ALIGNMENT): Removed.
8351 (get_stack_local_alignment): New.
8352 (assign_stack_local): Use it. Set alignment on stack slot.
8353 (assign_stack_temp_for_type): Use get_stack_local_alignment.
8354 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
8355 (STACK_SLOT_ALIGNMENT): New.
8356 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
8357 stack slot in XFmode.
8359 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
8361 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
8364 * config/i386/i386.md (allocate_stack_worker_64): Make sure
8365 argument operand in rax isn't removed.
8367 2008-05-26 Richard Guenther <rguenther@suse.de>
8370 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
8371 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
8373 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8376 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
8378 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
8380 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
8381 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
8383 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
8385 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
8386 build a trampoline if we don't want one.
8387 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
8388 return zero for nested functions if we don't want a trampoline.
8390 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8392 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
8394 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8397 * c.opt: Removed undocumented option '-lang-fortran'.
8398 * c-common.h: Removed global variable 'lang_fortran'.
8399 * c-opts.c (c_common_handle_option): Removed code to handle
8400 option '-lang-fortran'. Updated includes.
8401 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
8402 definition of '__GFORTRAN__'.
8403 (define__GNUC__): Reimplemented to use BASEVER and
8404 cpp_define_formatted.
8405 (builtin_define_with_value_n): Removed.
8406 * c-incpath.h: Renamed to ...
8407 * incpath.h: ... this.
8408 * c-incpath.c: Renamed to ...
8409 * incpath.c: ... this. Updated includes.
8410 * fix-header.c: Updated includes.
8411 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
8412 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
8413 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
8415 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
8417 * tree.h: Update the table of flags used on tree nodes.
8418 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
8419 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
8420 (FORCED_LABEL): Add access check.
8421 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
8422 (ASM_INPUT_P): Likewise.
8423 (ASM_VOLATILE_P): Likewise.
8424 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
8425 (OMP_SECTION_LAST): Access private_flag directly.
8426 (OMP_RETURN_NOWAIT): Likewise.
8427 (OMP_PARALLEL_COMBINED): Likewise.
8428 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
8429 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
8430 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
8431 deprecated_flag directly.
8433 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
8435 * final.c (frame_pointer_needed): Removed.
8436 * flags.h (frame_pointer_needed): Likewise.
8438 * function.h (rtl_data): Add frame_pointer_needed.
8439 (frame_pointer_needed): New.
8441 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
8443 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
8445 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
8447 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
8450 2008-05-25 Alan Modra <amodra@bigpond.net.au>
8452 * c-common.c (strip_array_types): Move function to..
8454 (get_inner_array_type): Delete.
8455 * c-common.h (strip_array_types): Move declaration to..
8457 (get_inner_array_type): Delete.
8458 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
8459 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
8460 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
8461 * config/pa/pa.c (emit_move_sequence): Likewise.
8463 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
8465 * config/i386/i386.md (*sse_prologue_save_insn): Set length
8468 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
8470 * function.c: Include target hook for nonlocal_goto frame value.
8472 2008-05-24 Richard Guenther <rguenther@suse.de>
8474 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
8475 variable can be only accessed through a pointer or a union.
8477 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8479 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
8480 * doc/extend.texi: Likewise.
8482 2008-05-23 DJ Delorie <dj@redhat.com>
8484 * config/m32c/jump.md (untyped_call): Add.
8486 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
8488 (m32c_address_cost): Detail costs for indirect offsets.
8490 2008-05-23 Rafael Espindola <espindola@google.com>
8492 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
8493 if a node is a SUBREG.
8494 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
8497 2008-05-23 Paul Brook <paul@codesourcery.com>
8498 Carlos O'Donell <carlos@codesourcery.com>
8500 * doc/extend.texi: Clarify use of __attribute__((naked)).
8501 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
8502 * target.h (gcc_target): Add allocate_stack_slots_for_args.
8503 * function.c (use_register_for_decl): Use
8504 targetm.calls.allocate_stack_slots_for_args.
8505 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
8506 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
8507 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
8509 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
8511 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
8513 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
8515 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
8516 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
8517 is only rounded once.
8519 2008-05-23 Richard Guenther <rguenther@suse.de>
8521 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
8523 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
8524 Jakub Jelinek <jakub@redhat.com>
8527 * configure.ac: Handle --enable-cld.
8528 * configure: Regenerated.
8529 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
8530 * config/i386/i386.h (struct machine_function): Add needs_cld field.
8531 (ix86_current_function_needs_cld): New define.
8532 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
8533 (cld): New isns pattern.
8534 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
8535 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
8536 * config/i386/i386.opt (mcld): New option.
8537 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
8538 TARGET_CLD and ix86_current_function_needs_cld.
8539 (override_options): Use -mcld by default for 32-bit code if
8542 * doc/install.texi (Options specification): Document --enable-cld.
8543 * doc/invoke.texi (Machine Dependent Options)
8544 [i386 and x86-64 Options]: Add -mcld option.
8545 (Intel 386 and AMD x86-64 Options): Document -mcld option.
8547 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
8548 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
8549 (return_in_memory_64): Likewise.
8550 (return_in_memory_ms_64): Likewise.
8552 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8554 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
8555 * builtins.c (fold_builtin_fpclassify): New.
8556 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
8557 * builtins.def (BUILT_IN_FPCLASSIFY): New.
8558 * c-common.c (handle_type_generic_attribute): Adjust to accept
8559 fixed arguments before an elipsis.
8560 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
8561 * doc/extend.texi: Document __builtin_fpclassify.
8563 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
8565 * omp-low.c (gate_expand_omp_ssa): Remove.
8566 (pass_expand_omp_ssa): Remove.
8567 (gate_expand_omp): Do not check for flag_openmp_ssa.
8568 * common.opt (-fopenmp-ssa): Remove.
8569 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
8571 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
8573 * config/sh/sh.opt (mfixed-range): New option.
8574 * config/sh/sh-protos.h (sh_fix_range): Declare.
8575 * config/sh/sh.c (sh_fix_range): New function.
8576 * config/sh/sh.h (sh_fixed_range_str): Declare.
8577 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
8579 * doc/invoke.texi (SH Options): Document -mfixed-range.
8581 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
8583 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
8584 it before the redeclaration.
8586 2008-05-22 Anatoly Sokolov <aesok@post.ru>
8588 * config/avr/avr.c (get_sequence_length): Add new function.
8589 (expand_prologue, expand_epilogue): Remove duplicate code.
8591 2008-05-22 Rafael Espindola <espindola@google.com>
8593 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
8596 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
8598 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
8599 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
8601 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
8602 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
8603 (vect_update_misalignment_for_peel): Likewise.
8604 (vector_alignment_reachable_p): Likewise.
8605 * tree-vect-transform.c (vectorizable_load): Likewise.
8606 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
8607 (get_vectype_for_scalar_type): Pass mode of scalar_type
8608 to UNITS_PER_SIMD_WORD.
8610 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
8611 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
8612 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
8613 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
8614 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
8616 2008-05-22 Ira Rosen <irar@il.ibm.com>
8618 PR tree-optimization/36293
8619 * tree-vect-transform.c (vect_transform_strided_load): Don't check
8620 if the first load must be skipped because of a gap.
8622 2008-05-22 Richard Guenther <rguenther@suse.de>
8624 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
8625 more cases of offset disambiguation that is possible if
8626 strict-aliasing rules apply.
8627 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
8628 for basic offset and type-based disambiguation.
8630 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8632 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
8633 ix86_expand_vector_set on V16QImode for SSE4.1.
8635 2008-05-21 Tom Tromey <tromey@redhat.com>
8637 * c.opt (Wimport): Mark as undocumented.
8638 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
8640 (Warning Options): Likewise.
8641 * doc/cppopts.texi: Don't mention -Wimport.
8643 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
8645 PR tree-optimization/36287
8646 PR tree-optimization/36286
8647 * lambda-code.c (build_access_matrix): Do not use the loop->num
8648 for computing the number of induction variables: use the loop depth
8651 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
8654 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
8655 option -f(no-)leading-underscore.
8657 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8659 * config/i386/i386.c (ix86_expand_vector_init_general): Use
8660 GET_MODE_NUNITS (mode).
8662 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
8664 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
8665 (-mmulhw): Add 464 to description.
8666 (-mdlmzb): Likewise.
8667 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
8668 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
8670 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
8671 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
8672 * config/rs6000/rs6000.md: Update comments for 464.
8674 2008-05-21 Janis Johnson <janis187@us.ibm.com>
8676 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
8678 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8680 * config/i386/sse.md (vec_extractv4sf): Removed.
8681 (vec_extractv2df): Likewise.
8682 (vec_extractv2di): Likewise.
8683 (vec_extractv4si): Likewise.
8684 (vec_extractv8hi): Likewise.
8685 (vec_extractv16qi): Likewise.
8686 (vec_extract<mode>): New.
8688 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8690 * config/i386/sse.md (vec_setv4sf): Removed.
8691 (vec_setv2df): Likewise.
8692 (vec_setv2di): Likewise.
8693 (vec_setv4si): Likewise.
8694 (vec_setv8hi): Likewise.
8695 (vec_setv16qi): Likewise.
8696 (vec_set<mode>): New.
8698 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8700 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
8701 goto for vec_concat and vec_interleave.
8703 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8705 * config/i386/sse.md (vec_initv4sf): Removed.
8706 (vec_initv2df): Likewise.
8707 (vec_initv2di): Likewise.
8708 (vec_initv4si): Likewise.
8709 (vec_initv8hi): Likewise.
8710 (vec_initv16qi): Likewise.
8711 (vec_init<mode>): New.
8713 2008-05-21 Joseph Myers <joseph@codesourcery.com>
8715 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
8717 2008-05-21 Tom Tromey <tromey@redhat.com>
8719 * ggc-zone.c (lookup_page_table_if_allocated): New function.
8720 (zone_find_object_offset): Likewise.
8721 (gt_ggc_m_S): Likewise.
8722 (highest_bit): Likewise.
8723 * ggc-page.c (gt_ggc_m_S): New function.
8724 * stringpool.c (string_stack): Remove.
8725 (init_stringpool): Update.
8726 (ggc_alloc_string): Use ggc_alloc.
8727 (maybe_delete_ident): New function.
8728 (ggc_purge_stringpool): Likewise.
8729 (gt_ggc_m_S): Remove.
8730 * ggc-common.c (ggc_protect_identifiers): New global.
8731 (ggc_mark_roots): Call ggc_purge_stringpool. Use
8732 ggc_protect_identifiers.
8733 * ggc.h (ggc_protect_identifiers): Declare.
8734 (gt_ggc_m_S): Update.
8735 (ggc_purge_stringpool): Declare.
8736 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
8737 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
8739 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
8741 2008-05-21 David S. Miller <davem@davemloft.net>
8743 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
8746 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
8748 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
8751 2008-05-20 David Daney <ddaney@avtrex.com>
8753 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
8754 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
8755 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
8756 UNSPEC_UPDATE_GOT_VERSION): Renumber.
8757 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
8758 (atomic_hiqi_op): New define_code_iterator.
8759 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
8760 mips_expand_compare_and_swap_12.
8761 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
8762 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
8763 (sync_<optab><mode>, sync_old_<optab><mode>,
8764 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8765 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
8766 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
8767 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
8768 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
8769 (test_and_set_12): New insn.
8770 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
8771 sync_new_<optab><mode>, sync_old_nand<mode>,
8772 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
8773 clobber to operand 0 for SI and DI mode insns.
8774 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
8775 mips_gen_fn_4): New typedefs.
8776 (mips_gen_fn_ptrs): Define new union type.
8777 (mips_expand_compare_and_swap_12): Remove declaration.
8778 (mips_expand_atomic_qihi): Declare function.
8779 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
8780 (mips_expand_atomic_qihi): ... this. Use new generator function
8782 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
8783 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
8784 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
8785 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
8786 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
8787 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
8788 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
8789 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
8790 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
8791 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
8794 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
8796 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
8799 2008-05-20 Anatoly Sokolov <aesok@post.ru>
8801 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
8802 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
8803 (avr_attribute_table): Add 'OS_main' function attribute.
8804 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
8805 functions with 'OS_main' attribute.
8807 2008-05-20 Richard Guenther <rguenther@suse.de>
8809 PR tree-optimization/35204
8810 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
8811 helper, split out from ...
8812 (DFS): ... here. Make the DFS walk non-recursive.
8814 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
8815 Jan Sjodin <jan.sjodin@amd.com>
8817 PR tree-optimization/36181
8818 * tree-parloops.c (loop_has_vector_phi_nodes): New.
8819 (parallelize_loops): Don't parallelize when the loop has vector
8822 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8823 Sebastian Pop <sebastian.pop@amd.com>
8825 * tree-loop-linear.c (gather_interchange_stats): Look in the access
8826 matrix, and never look at the tree representation of the memory
8828 (linear_transform_loops): Computes parameters and access matrices.
8829 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
8831 (access_matrix_get_index_for_parameter): New.
8832 * tree-data-ref.h (struct access_matrix): New.
8833 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
8834 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
8835 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
8836 am_vector_index_for_loop): New.
8837 (struct data_reference): Add field access_matrix.
8838 (DR_ACCESS_MATRIX): New.
8839 (compute_data_dependences_for_loop): Update declaration.
8840 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
8841 * lambda.h (lambda_vector_vec_p): Declared.
8842 * lambda-code.c: Depend on pointer-set.h.
8843 (lambda_collect_parameters_from_af, lambda_collect_parameters,
8844 av_for_af_base, av_for_af, build_access_matrix,
8845 lambda_compute_access_matrices): New.
8846 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
8848 2008-05-20 Joseph Myers <joseph@codesourcery.com>
8850 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
8853 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8854 Sebastian Pop <sebastian.pop@amd.com>
8856 PR tree-optimization/36206
8857 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
8859 (instantiate_scev_1): Rename flags to fold_conversions.
8860 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
8861 outeside instantiation_loop.
8862 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
8863 (evolution_function_is_affine_or_constant_p): Removed.
8864 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
8866 (analyze_siv_subscript): Pass in the loop nest number.
8867 Call evolution_function_is_affine_in_loop instead of
8868 evolution_function_is_affine_p.
8869 (analyze_overlapping_iterations): Pass in the loop nest number.
8871 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8872 Sebastian Pop <sebastian.pop@amd.com>
8874 PR tree-optimization/36206
8875 * tree-chrec.h (chrec_fold_op): New.
8876 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
8879 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
8881 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
8883 (remove_duplicates): Do not set inode on non-inode systems.
8886 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
8888 * config.gcc (tm_file): Update comments about relative pathnames.
8890 2008-05-20 Richard Guenther <rguenther@suse.de>
8892 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
8893 * tree-ssa-sccvn.c (process_scc): Likewise.
8894 * tree-ssa-sink.c (execute_sink_code): Likewise.
8895 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
8896 * tree-vrp.c (process_assert_insertions): Likewise.
8897 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8898 (perform_tree_ssa_dce): Likewise.
8899 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
8900 (dump_dominator_optimization_stats): Likewise.
8901 * tree-vectorizer.c (vectorize_loops): Likewise.
8903 2008-05-20 Richard Guenther <rguenther@suse.de>
8905 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
8907 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
8909 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
8910 (ix86_i386elf_return_in_memory): Likewise.
8911 (ix86_i386interix_return_in_memory): Likewise.
8912 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
8913 (SUBTARGET_RETURN_IN_MEMORY): New.
8914 * config/i386/i386elf.h: Likewise.
8915 * config/i386/ptx4-i.h: Likewise.
8916 * config/i386/sol2-10.h: Likewise.
8917 * config/i386/sysv4.h: Likewise.
8918 * config/i386/vx-common.h: Likewise.
8919 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
8920 * config/i386/i386.c (ix86_return_in_memory): Made static and
8921 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
8922 (ix86_i386elf_return_in_memory): Removed.
8923 (ix86_i386interix_return_in_memory): Removed.
8924 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
8925 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
8927 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
8929 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
8931 2008-05-19 Xinliang David Li <davidxl@google.com>
8933 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
8935 * common.opt: Ditto.
8936 * doc/invoke.texi: Ditto.
8938 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
8940 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
8941 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
8943 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
8945 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
8946 sizes of operand array from 8/4 to 4/2.
8947 (ix86_expand_vector_init_general): Change size of operand array
8948 from 32 to 16. Remove op0, op1 and half_mode.
8950 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
8952 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
8953 (ix86_expand_vector_init_interleave): Likewise.
8954 (ix86_expand_vector_init_general): Use them. Assert
8955 word_mode == SImode when n_words == 4.
8957 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
8959 * config/i386/i386.c (ix86_secondary_reload): New static function.
8960 (TARGET_SECONDARY_RELOAD): New define.
8961 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
8962 * config/i386/i386.md (reload_outqi): Remove.
8964 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8967 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
8968 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
8969 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
8970 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
8971 (fold_builtin_1): Likewise.
8972 * builtins.def (BUILT_IN_ISINF_SIGN): New.
8973 c-common.c (check_builtin_function_arguments): Handle
8974 BUILT_IN_ISINF_SIGN.
8975 * doc/extend.texi: Document __builtin_isinf_sign.
8976 * fold-const.c (operand_equal_p): Handle COND_EXPR.
8978 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
8980 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
8981 EH cleanup at the end of the pass, search for those that have been
8982 turned into forwarder blocks and do the cleanup on their successor.
8984 2008-05-18 Richard Guenther <rguenther@suse.de>
8986 * tree-cfg.c (verify_gimple_expr): Allow conversions from
8987 pointers to sizetype and vice versa.
8989 2008-05-18 Xinliang David Li <davidxl@google.com>
8991 * gcc/tree-ssa-dce.c: Coding style fix.
8992 (check_pow): Documentation comment.
8993 (check_log): Documenation comment. Coding style fix.
8994 (is_unnecessary_except_errno_call): Ditto.
8995 (gen_conditions_for_pow): Ditto.
8996 (gen_conditions_for_log): Ditto.
8997 (gen_shrink_wrap_conditions): Ditto.
8998 (shrink_wrap_one_built_in_calls): Ditto.
8999 * gcc/doc/invoke.texi: Better documentation string.
9000 * ChangeLog: Fix wrong change log entries from
9001 May 17 checkin on function call DCE.
9003 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
9005 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
9007 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
9009 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
9010 * df-problems.c (simulation routines): Fixed block comment to
9011 properly say how to add forwards scanning functions.
9013 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
9015 * tree-inline.c (setup_one_parameter): Remove dead code.
9017 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
9019 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
9020 a BIT_AND_EXPR only for an INTEGER_TYPE.
9022 2008-05-17 Xinliang David Li <davidxl@google.com>
9024 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
9025 (check_pow, check_log, is_unnecessary_except_errno_call): New
9026 functions to check for eliminating math functions that are pure
9027 except for setting errno.
9028 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
9029 general condition expressions for shrink-wrapping pow/log calls.
9030 (gen_shrink_wrap_conditions): Ditto.
9031 (shrink_wrap_one_built_in_call): Ditto.
9032 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
9033 (mark_operand_necessary): If debugging, output if OP is necessary.
9034 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
9036 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
9038 * gcc/common.opt: New user flag -ftree-builtin-dce.
9039 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
9041 2008-05-16 David S. Miller <davem@davemloft.net>
9043 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
9044 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
9046 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
9049 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
9051 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9053 * ifcvt.c (dead_or_predicable): Rename
9054 df_simulate_one_insn_backwards to df_simulate_one_insn.
9055 * recog.c (peephole2_optimize): Ditto.
9056 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
9058 * df.h: Rename df_simulate_one_insn_backwards to
9059 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
9060 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
9061 scanning of defs and uses.
9062 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
9063 (df_simulate_one_insn_forwards): Removed.
9065 2008-05-16 Doug Kwan <dougkwan@google.com>
9067 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
9069 (real_from_string): Handle NaNs and Inf as approriate.
9071 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
9073 * doc/gty.texi (Source Files Containing Type Information): Note
9074 that headers should appear first in the gtfiles list.
9076 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9078 * tree.def (COND_EXEC): Properly documented this code.
9080 2008-05-16 Diego Novillo <dnovillo@google.com>
9082 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
9083 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
9086 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9088 * tree-ssa-dse (max_stmt_uid): Removed.
9089 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
9090 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
9091 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
9092 * function.h (cfun.last_stmt_uid): New field.
9093 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
9094 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
9096 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
9097 (create_stmt_ann): Initialize the ann->uid field.
9098 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
9100 * tree-flow.h (renumber_gimple_stmt_uids): New function.
9102 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
9104 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
9105 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
9106 (init_empty_tree_cfg): Call it.
9108 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9110 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
9113 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9115 * doc/invoke.text (-fdump-tree-*-verbose): New option.
9116 * tree-dump.c (dump_options): New verbose option.
9117 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
9119 * tree-pass.h (TDF_VERBOSE): New dump flag.
9120 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
9121 (tree-flow.h): Added include.
9122 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
9124 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
9126 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
9128 From Jie Zhang <jie.zhang@analog.com>
9129 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9130 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
9131 mcpu=bf561-none and mcpu=bf561-0.2.
9132 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9133 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
9134 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9135 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
9136 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
9137 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
9138 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
9140 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
9141 (cputype_selected): Remove.
9142 (bfin_handle_option): Don't use cputype_selected.
9143 (override_options): When no mcpu option, enable all workarounds.
9144 Don't use bfin_workarounds.
9145 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
9147 (DEFAULT_CPU_TYPE): Don't define.
9149 2008-05-16 Richard Guenther <rguenther@suse.de>
9151 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
9152 on deletion of the last stmt.
9154 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
9156 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
9157 V8HImode for SSE2 and V16QImode for SSE4.1.
9159 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9161 * cgraph.h (compute_inline_parameters): Made public.
9162 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
9163 variable_generate_summary, function_write_summary,
9164 variable_write_summary, variable_read_summary. Added generate_summary,
9165 write_summary, read_summary.
9166 * cgraphunit.c (cgraph_process_new_functions): Changed call from
9167 pass_ipa_inline.function_generate_summary, to
9168 compute_inline_parameters.
9169 * ipa-inline.c (compute_inline_parameters): Made public and added
9171 (compute_inline_parameters_for_current): New function.
9172 (pass_inline_param): Now calls compute_inline_parameters_for_current.
9173 (inline_generate_summary): Removed parameter and made to loop over
9175 (pass_ipa_inline): Updated for new IPA_PASS structure.
9176 * passes.c (execute_ipa_summary_passes): Now is called once per
9177 pass rather than once per node*pass.
9179 2008-05-15 Anatoly Sokolov <aesok@post.ru>
9181 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
9182 avr_have_mul_p, avr_asm_only_p): Remove variables.
9183 (avr_override_options): Remove initialization of removed variables.
9184 (avr_file_start): Convert removed variables to fields of
9185 'struct base_arch_s *avr_current_arch'.
9186 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
9187 (AVR_HAVE_MUL): (Ditto.).
9188 (AVR_HAVE_MOVW): (Ditto.).
9189 (AVR_HAVE_LPMX): (Ditto.).
9190 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
9191 avr_asm_only_p): Remove declaration.
9193 2008-05-15 Diego Novillo <dnovillo@google.com>
9195 * config/arm/arm.c (arm_return_in_memory): Fix return type.
9196 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
9198 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
9201 * combine.c (check_conversion): Rename back to check_promoted_subreg.
9202 Don't call record_truncated_value from here.
9203 (record_truncated_value): Turn it into a for_each_rtx callback.
9204 (record_truncated_values): New function.
9205 (combine_instructions): Call note_uses with record_truncated_values.
9206 Change name of check_conversion to check_promoted_subreg.
9208 2008-05-15 Janis Johnson <janis187@us.ibm.com>
9210 * doc/sourcebuild.texi: Document support for torture tests.
9212 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
9214 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
9215 to alternative 4 of operand 2.
9217 2008-05-15 Richard Guenther <rguenther@suse.de>
9219 * tree-pass.h (current_pass): Declare.
9220 (get_pass_for_id): Likewise.
9221 * passes.c (passes_by_id, passes_by_id_size): New globals.
9222 (set_pass_for_id): New function.
9223 (get_pass_for_id): Likewise.
9224 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
9225 (execute_function_todo): Flush per function statistics.
9226 * toplev.c (compile_file): Init statistics.
9227 (general_init): Do early statistics initialization.
9228 (finalize): Finish statistics.
9229 * statistics.h (statistics_early_init): Declare.
9230 (statistics_init): Likewise.
9231 (statistics_fini): Likewise.
9232 (statistics_fini_pass): Likewise.
9233 (statistics_counter_event): Likewise.
9234 (statistics_histogram_event): Likewise.
9235 * statistics.c: New file.
9236 * Makefile.in (OBJS-common): Add statistics.o.
9237 (statistics.o): Add dependencies.
9238 * doc/invoke.texi (-fdump-statistics): Document.
9240 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
9242 (execute_pre): Use statistics_counter_event.
9243 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
9244 (substitute_and_fold): Increment it. Use statistics_counter_event.
9246 2008-05-15 Diego Novillo <dnovillo@google.com>
9248 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
9250 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
9251 * tree-ssa-alias.c (new_type_alias): Remove references to
9252 sub-variables from comment.
9253 * tree-ssa-operands.c (swap_tree_operands): Likewise.
9255 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
9257 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
9258 attribute to 1 only for insertps alternative.
9260 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
9262 * config/bfin/bfin.md (loadbytes): New pattern.
9263 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
9264 (bfin_init_builtins): Initialize it.
9265 (bdesc_1arg): Add it.
9267 2008-05-15 Sa Liu <saliu@de.ibm.com>
9269 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
9270 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
9271 * testsuite/lib/target-supports.exp: Add
9272 check_effective_target_fortran_integer_16.
9274 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
9276 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
9277 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
9278 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
9279 (TARGET_RETURN_IN_MEMORY): Define.
9281 2008-05-15 Richard Guenther <rguenther@suse.de>
9284 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
9285 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
9286 represent unmodifiable vars.
9288 2008-05-15 Richard Guenther <rguenther@suse.de>
9290 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
9291 INDIRECT_REF and TARGET_MEM_REF.
9292 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
9295 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
9296 H.J. Lu <hongjiu.lu@intel.com>
9298 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
9299 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
9300 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
9301 insn alternatives. Add missing alternatives.
9302 (*vec_concatv2di_rex64_sse4_1): Likewise.
9303 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
9304 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
9307 2008-05-15 Richard Guenther <rguenther@suse.de>
9309 PR tree-optimization/36009
9310 PR tree-optimization/36204
9311 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
9312 (determine_invariantness_stmt): Record the loop a store is
9314 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
9317 2008-05-15 Richard Guenther <rguenther@suse.de>
9319 PR tree-optimization/34330
9320 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
9321 through the pointer will alias the SMT.
9323 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
9325 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
9327 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
9329 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
9331 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9332 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9334 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
9335 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
9336 (vashl_optab): New optab for vector/vector shifts.
9337 (vashr_optab): Ditto.
9338 (vlshr_optab): Ditto.
9339 (vrotl_optab): Ditto.
9340 (vrotr_optab): Ditto.
9341 (optab_subtype): New enum for optab_for_tree_code call.
9342 (optab_for_tree_code): Add enum optab_subtype argument.
9344 * optabs.c (optab_for_tree_code): Take an additional argument to
9345 distinguish between a vector shift by a scalar and vector shift by
9346 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
9347 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
9348 vector shift by a vector.
9349 (expand_widen_pattern_expr): Pass additional argument to
9350 optab_for_tree_code.
9352 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
9353 vrotl_optab, vrotr_optab.
9355 * expr.c (expand_expr_real_1): Update calls to
9356 optab_for_tree_code to distinguish between vector shifted by a
9357 scalar and vector shifted by a vector.
9358 * tree-vectorizer.c (supportable_widening_operation): Ditto.
9359 (supportable_narrowing_operation): Ditto.
9360 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
9361 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
9362 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
9363 (vect_create_epilog_for_reduction): Ditto.
9364 (vectorizable_reduction): Ditto.
9365 (vectorizable_operation): Ditto.
9366 (vect_strided_store_supported): Ditto.
9367 (vect_strided_load_supported): Ditto.
9368 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
9369 * expmed.c (expand_shift): Ditto.
9371 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
9373 (ashr@var{m}3): Ditto.
9374 (vashl@var{m}3): Document new vector/vector shift standard name.
9375 (vashr@var{m}3): Ditto.
9376 (vlshr@var{m}3): Ditto.
9377 (vrotl@var{m}3): Ditto.
9378 (vrotr@var{m}3): Ditto.
9380 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
9381 (PPERM_INVERT): Ditto.
9382 (PPERM_REVERSE): Ditto.
9383 (PPERM_REV_INV): Ditto.
9384 (PPERM_ZERO): Ditto.
9385 (PPERM_ONES): Ditto.
9386 (PPERM_SIGN): Ditto.
9387 (PPERM_INV_SIGN): Ditto.
9388 (PPERM_SRC1): Ditto.
9389 (PPERM_SRC2): Ditto.
9391 * config/i386/sse.md (mulv2di3): Add SSE5 support.
9392 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
9393 allows a memory operand to be the value being added, and split it
9394 to improve vectorization.
9395 (sse5_pmacsdqh_mem): Ditto.
9396 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
9397 (sse5_mulv2div2di3_high): Ditto.
9398 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
9399 (vec_pack_trunc_v4si): Ditto.
9400 (vec_pack_trunc_v2di): Ditto.
9401 (sse5_pcmov_<mode>): Remove code that tried to use use
9402 andps/andnps instead of pcmov.
9403 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
9404 pmacsdqh instructions.
9405 (vec_widen_smult_lo_v4si): Ditto.
9407 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
9408 (PPERM_INVERT): Ditto.
9409 (PPERM_REVERSE): Ditto.
9410 (PPERM_REV_INV): Ditto.
9411 (PPERM_ZERO): Ditto.
9412 (PPERM_ONES): Ditto.
9413 (PPERM_SIGN): Ditto.
9414 (PPERM_INV_SIGN): Ditto.
9415 (PPERM_SRC1): Ditto.
9416 (PPERM_SRC2): Ditto.
9417 (ix86_expand_sse_movcc): Move the SSE5 test after the if
9419 (ix86_expand_int_vcond): If SSE5 generate all possible integer
9421 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
9422 says ignore whether the last reference is a memory operand.
9424 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9425 Paolo Bonzini <bonzini at gnu dot org>
9427 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
9430 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
9431 (vlshr<mode>3): Rename from vlshr<mode>3.
9432 (vashr<mode>3): Rename from vashr<mode>3.
9433 (mulv4sf3): Change the names of vector shift patterns.
9437 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
9440 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
9465 * config/spu/spu.md (v): New iterator macro to add v for vector types.
9466 (floatunssidf2_internal): Change vector/vector shift names.
9467 (floatunsdidf2_internal): Ditto.
9474 (vashl<mode>3): Rename from ashl<mode>3.
9475 (vashr<mode>3): Rename from ashr<mode>3.
9476 (vlshr<mode>3): Rename from lshr<mode>3.
9477 (vrotl<mode>3): Rename from rotl<mode>3.
9479 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9482 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
9483 multiply gives the wrong value when doing widening multiplies.
9484 (vec_widen_smult_lo_v4si): Ditto.
9486 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
9488 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
9489 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
9490 emit_library_call_value.
9491 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
9492 * tree.h (ECF_LIBCALL_BLOCK): Removed.
9493 * calls.c (initialize_argument_information, precompute_arguments,
9494 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
9495 (precompute_arguments): Removed flags parameter.
9496 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
9498 2008-05-14 Richard Guenther <rguenther@suse.de>
9500 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
9501 Make sure to register the store if the use is a PHI_NODE.
9503 2008-05-14 Olivier Hainque <hainque@adacore.com>
9505 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
9506 memory if the component is to be referenced in BLKmode according
9507 to get_inner_reference.
9509 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
9511 * calls.c (emit_library_call_value_1): Restore code clearing
9512 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
9514 2008-05-14 Olivier Hainque <hainque@adacore.com>
9515 Nicolas Roche <roche@adacore.com>
9517 * configure.ac: Add support for a "gcc_subdir" variable in
9518 config-lang.in, to denote a subdirectory where the language/GCC
9519 integration files are to be found.
9520 * configure: Regenerate.
9522 2008-05-14 Ira Rosen <irar@il.ibm.com>
9524 PR tree-optimization/36098
9525 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
9526 value for the first load in the group in case of a gap.
9527 (vect_build_slp_tree): Check that there are no gaps in loads.
9529 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
9531 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
9532 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
9533 expand_copysign_bit, ): Change call to emit_no_conflict_block to
9534 emit_insn and remove unneeded code to construct extra args.
9535 (emit_no_conflict_block): Removed.
9536 * optabls.h: (emit_no_conflict_block): Removed.
9537 * cse.c (cse_extended_basic_block): Remove search for
9538 REG_NO_CONFLICT note.
9539 * global.c: Removed incorrect comment added in revision 117.
9540 * expr.c (convert_move): Change call to emit_no_conflict_block to
9542 * recog.c: Change comments so that they do not mention
9544 * local_alloc.c (combine_regs): Removed last parameter.
9545 (no_conflict_p): Removed.
9546 (block_alloc): Removed note, no_conflict_combined_regno and set
9547 local vars. Removed all code to process REG_NO_CONFLICT blocks.
9548 (combine_regs): Removed already_dead and code to look for
9549 REG_NO_CONFLICT notes.
9550 * lower_subreg (remove_retval_note): Removed code to look for
9551 REG_NO_CONFLICT block.
9552 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
9553 (resolve_clobber): Remove code to process libcalls that have
9554 REG_NO_CONFLICT notes.
9555 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
9557 * combine.c (can_combine_p, distribute_notes): Removed
9558 REG_NO_CONFLICT case.
9559 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
9561 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
9562 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
9564 * reg-notes.def (NO_CONFLICT): Removed.
9566 2008-05-14 David S. Miller <davem@davemloft.net>
9568 * config/sparc/sparc.c (sparc_profile_hook): If
9569 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
9570 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
9571 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
9573 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
9575 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
9577 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
9580 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
9581 and op1 expansion before vector concat to have less live pseudos.
9583 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
9585 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
9586 ix86_expand_vector_set if supported.
9588 2008-05-13 Diego Novillo <dnovillo@google.com>
9589 Kenneth Zadeck <zadeck@naturalbridge.com>
9591 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
9593 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
9594 phinodes_print_statistics, init_ssanames, fini_ssanames,
9595 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
9596 release_ssa_name, release_defs, replace_ssa_name_symbol,
9597 ssanames_print_statistics): Move ...
9598 * tree-flow.h: ... here.
9599 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
9600 Use FN instead of cfun.
9601 (make_ssa_name_fn): Rename from make_ssa_name.
9602 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
9603 * tree-flow-inline.h (make_ssa_name): Move from
9604 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
9605 * omp-low.c (expand_omp_parallel):
9606 * tree-flow-inline.h (redirect_edge_var_map_result):
9607 * tree-ssa.c (init_tree_ssa): Add argument FN.
9608 Use it instead of cfun. Update all users.
9610 2008-05-13 Tom Tromey <tromey@redhat.com>
9612 PR preprocessor/22168:
9613 * doc/cpp.texi (Top): Update menu.
9614 (Alternatives to Wrapper #ifndef): New node.
9615 (Other Directives): Document deprecation.
9616 (Obsolete Features): Remove menu.
9617 (Assertions): Merge node into Obsolete Features.
9618 (Obsolete once-only headers): Move earlier; rename to Alternatives
9620 * doc/cppopts.texi: Update.
9621 * c.opt (Wdeprecated): Enable for C and ObjC.
9622 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
9623 (C++ Dialect Options): Move -Wno-deprecated from here to...
9624 (Warning Options): ... here.
9626 2008-05-13 Richard Guenther <rguenther@suse.de>
9629 * fold-const.c (fold_sign_changed_comparison): Do not allow
9630 changes in pointer-ness.
9632 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9635 * config/sh/sh.c (sh_expand_prologue): Don't clear
9636 RTX_FRAME_RELATED_P for push insns.
9638 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
9640 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
9642 2008-05-12 Anatoly Sokolov <aesok@post.ru>
9644 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
9645 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
9646 Use 'machine->is_leaf' instead of 'leaf_func_p'.
9648 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
9650 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
9651 (*vec_concatv4sf_sse): This.
9652 (*sse2_concatv2si): Renamed to ...
9653 (*vec_concatv2si_sse2): This.
9654 (*sse1_concatv2si): Renamed to ...
9655 (*vec_concatv2si_sse): This.
9656 (*vec_concatv2di_rex): Renamed to ...
9657 (*vec_concatv2di_rex64): This.
9658 (*vec_concatv2si_sse4_1): New.
9659 (*vec_concatv2di_rex64_sse4_1): Likewise.
9661 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
9663 PR rtl-optimization/36111
9664 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
9665 that was created for swappable operands.
9667 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
9670 * Makefile.in: Substitute GNATMAKE and GNATBIND.
9671 * configure.ac: Add call to ACX_PROG_GNAT.
9673 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
9675 * optc-gen.awk: Fix comment typo.
9677 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9679 * pretty-print.c (pp_integer_with_precision): Use
9680 HOST_LONG_LONG_FORMAT.
9682 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
9684 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
9686 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
9688 * config/i386/i386.c (bdesc_ptest): Removed.
9689 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
9690 (bdesc_args): Add __builtin_ia32_ptestz128,
9691 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
9692 (ix86_init_mmx_sse_builtins): Updated.
9693 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
9694 (ix86_expand_builtin): Updated.
9696 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
9698 * tree-cfg.c (valid_fixed_convert_types_p): New function.
9699 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
9701 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
9703 * value-prof.c (interesting_stringop_to_profile): Do not
9704 return early for BUILT_IN_MEMPCPY.
9706 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
9708 * calls.c (expand_call): Don't use callgraph to increase
9709 preferred_stack_boundary.
9711 * cgraph.h (cgraph_rtl_info): Use unsigned on
9712 preferred_incoming_stack_boundary.
9714 * final.c (rest_of_clean_state): Use unsigned on
9715 preferred_stack_boundary.
9717 2008-05-09 Tom Tromey <tromey@redhat.com>
9719 PR preprocessor/22231:
9720 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
9723 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
9725 PR tree-optimization/36129
9726 * tree-ssa-ccp.c: Include value-prof.h.
9727 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
9728 built-in function was folded to a constant.
9729 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
9731 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
9732 Sebastian Pop <sebastian.pop@amd.com>
9734 * tree-scalar-evolution.c: Document instantiate_scev.
9735 (instantiate_parameters_1): Renamed instantiate_scev_1.
9736 Don't use the same loop for instantiation_loop and evolution_loop.
9737 (instantiate_scev): New.
9738 (instantiate_parameters): Moved...
9739 (resolve_mixers): Update call to instantiate_scev_1 to pass the
9740 same loop twice. Maintains the semantics for this function.
9741 * tree-scalar-evolution.h (instantiate_scev): Declare.
9742 (instantiate_parameters): ...here. Now static inline.
9743 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
9744 instead of resolve_mixers.
9746 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9748 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
9750 2008-05-09 Tomas Bily <tbily@suse.cz>
9752 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
9753 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
9754 * tree-ssa-structalias.c (get_constraint_for): Likewise.
9755 * c-common.c (c_common_truthvalue_conversion): Likewise.
9756 * tree-object-size.c (compute_object_offset): Likewise.
9757 * tree-inline.c (estimate_num_insns_1): Likewise.
9758 * varasm.c (const_hash_1, compare_constant, copy_constant)
9759 (compute_reloc_for_constant, output_addressed_constants)
9760 (initializer_constant_valid_p): Likewise.
9761 * c-omp.c (check_omp_for_incr_expr): Likewise.
9762 * gimplify.c (gimplify_expr): Likewise.
9763 * c-typeck.c (c_finish_return): Likewise.
9764 * tree-vectorizer.c (supportable_widening_operation)
9765 (supportable_narrowing_operation): Likewise.
9766 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
9767 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
9768 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
9769 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
9770 (descr_info_loc): Likewise.
9771 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
9772 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
9773 (fold_unary): Likewise.
9774 * builtins.c (get_pointer_alignment): Likewise.
9775 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
9776 (instantiate_parameters_1): Likewise.
9777 * tree.c (expr_align, stabilize_reference): Likewise.
9778 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
9779 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
9780 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
9781 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
9782 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
9783 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
9785 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
9786 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
9787 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9788 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
9789 (forward_propagate_comparison)
9790 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9791 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
9792 * emit-rtl.c (component_ref_for_mem_expr)
9793 (set_mem_attributes_minus_bitpos): Likewise.
9794 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
9795 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
9797 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
9798 (build_function_call, pointer_diff, build_compound_expr)
9799 (c_finish_return): Likewise.
9800 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
9801 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
9803 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
9804 * expr.c (is_aligning_offset): Likewise.
9805 * tree-ssa-alias.c (is_escape_site): Likewise.
9806 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
9807 (check_all_va_list_escapes): Likewise.
9808 * tree-ssa-loop-ivopts.c (determine_base_object)
9809 (determine_common_wider_type): Likewise.
9810 * dojump.c (do_jump): Likewise.
9811 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
9812 * tree-gimple.c (is_gimple_cast): Likewise.
9813 * fold-const.c (decode_field_reference, )
9814 (fold_sign_changed_comparison, fold_unary, fold_comparison)
9815 (fold_binary): Likewise.
9816 * tree-ssa-alias-warnings.c (find_alias_site_helper)
9817 (already_warned_in_frontend_p): Likewise.
9818 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
9819 * tree.c (really_constant_p, get_unwidened): Likewise.
9820 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9821 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9822 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
9824 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
9826 (CONVERT_EXPR_P): Define.
9827 (CASE_CONVERT): Define.
9829 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
9832 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
9833 (delete_unmarked_insns): When deleting a call, call
9834 delete_unreachable_blocks.
9835 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
9836 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
9838 2008-05-08 Richard Guenther <rguenther@suse.de>
9840 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
9841 (-ftree-salias): Likewise.
9842 (salias-max-implicit-fields): Remove param documentation.
9843 (salias-max-array-elements): Likewise.
9844 * tree-pass.h (pass_create_structure_vars): Remove.
9845 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
9846 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
9847 * tree-ssa-alias.c (create_structure_vars): Remove.
9848 (gate_structure_vars): Likewise.
9849 (pass_create_structure_vars): Likewise.
9850 (gate_build_alias): Likewise.
9851 (pass_build_alias): Adjust to run always and dump the function.
9852 * common.opt (ftree-salias): Hide.
9853 * passes.c (init_optimization_passes): Remove
9854 pass_create_structure_vars, adjust comment.
9855 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
9856 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
9857 * opts.c (decode_options): Do not set flag_tree_salias.
9858 (common_handle_option): Add OPT_ftree_salias to the backward
9859 compatibility section.
9861 2008-05-08 Richard Guenther <rguenther@suse.de>
9863 * tree-flow-inline.h (var_can_have_subvars): Move ...
9864 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
9865 * tree-flow.h (var_can_have_subvars): Remove.
9866 (push_fields_onto_fieldstack): Remove.
9867 (sort_fieldstack): Likewise.
9868 (struct fieldoff): Move ...
9869 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
9870 alias_set and base_for_components fields.
9871 (sort_fieldstack): Make static.
9872 (push_fields_onto_fieldstack): Likewise. Remove code that
9873 handles anything but RECORD_TYPEs. Remove alias_set and
9874 base_for_components handling.
9875 (create_variable_info_for): Adjust.
9877 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
9879 * common.opt (Wframe-larger-than=): Shorten the help message
9881 * doc/invoke.texi (Wframe-larger-than=): Add more description.
9883 2008-05-08 Rafael Espindola <espindola@google.com>
9885 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
9887 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
9888 trap and that both operands are gimple values.
9889 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
9890 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
9893 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
9895 * read-rtl.c (join_c_conditions): Return the first string if the
9896 two strings are equal.
9898 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
9900 * gensupport.h (pred_data): Add a "num_codes" field.
9901 (add_predicate_code): Declare.
9902 * gensupport.c (add_predicate_code): New function.
9903 (std_pred_table): Add an "allows_const_p" field.
9904 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
9905 Remove the (incomplete) list of such codes from the codes field.
9906 (init_predicate_table): Use add_predicate_code. Add all
9907 RTX_CONST_OBJs if allows_const_p is true.
9908 * genrecog.c (process_define_predicate): Use add_predicate_code.
9910 2008-05-08 David Daney <ddaney@avtrex.com>
9911 Richard Sandiford <rsandifo@nildram.co.uk>
9913 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
9914 special case of constant zero operands.
9915 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
9916 old and new values. Special case constant zero values.
9917 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
9919 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
9920 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
9922 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
9925 * simplify-rtx.c (simplify_plus_minus): Create CONST of
9926 similar RTX_CONST_OBJ before CONST_INT.
9928 2008-05-08 Steve Ellcey <sje@cup.hp.com>
9930 * stmt.c (expand_stack_restore): Change sa mode if needed.
9932 2008-05-08 Richard Guenther <rguenther@suse.de>
9934 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
9935 return type to bool.
9936 (ix86_sol10_return_in_memory): Likewise.
9937 (ix86_i386elf_return_in_memory): Likewise.
9938 (ix86_i386interix_return_in_memory): Likewise.
9939 * config/i386/i386.c (ix86_return_in_memory): Likewise.
9940 (ix86_sol10_return_in_memory): Likewise.
9941 (ix86_i386elf_return_in_memory): Likewise.
9942 (ix86_i386interix_return_in_memory): Likewise.
9944 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
9947 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
9949 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
9950 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
9953 2008-05-08 Richard Guenther <rguenther@suse.de>
9955 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
9956 * tree-data-ref.h (struct dr_alias): Remove subvars field.
9957 (DR_SUBVARS): Remove.
9958 * tree-dfa.c (dump_subvars_for): Remove.
9959 (debug_subvars_for): Likewise.
9960 (dump_variable): Do not dump subvars.
9961 (remove_referenced_var): Do not remove subvars.
9962 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
9963 (lookup_subvars_for_var): Remove.
9964 (get_subvars_for_var): Likewise.
9965 (get_subvars_at): Likewise.
9966 (get_first_overlapping_subvar): Likewise.
9967 (overlap_subvar): Likewise.
9968 * tree-flow.h (subvar_t): Remove.
9969 (struct var_ann_d): Remove subvars field.
9970 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
9971 argument. Remove special handling of SFTs.
9972 (compute_tag_properties): Likewise.
9973 (set_initial_properties): Likewise.
9974 (compute_call_clobbered): Likewise.
9975 (count_mem_refs): Likewise.
9976 (compute_memory_partitions): Likewise.
9977 (compute_flow_insensitive_aliasing): Likewise.
9978 (setup_pointers_and_addressables): Likewise.
9979 (new_type_alias): Likewise.
9980 (struct used_part): Remove.
9981 (used_portions): Likewise.
9982 (struct used_part_map): Likewise.
9983 (used_part_map_eq): Likewise.
9984 (used_part_map_hash): Likewise.
9985 (free_used_part_map): Likewise.
9986 (up_lookup): Likewise.
9987 (up_insert): Likewise.
9988 (get_or_create_used_part_for): Likewise.
9989 (create_sft): Likewise.
9990 (create_overlap_variables_for): Likewise.
9991 (find_used_portions): Likewise.
9992 (create_structure_vars): Likewise.
9993 * tree.def (STRUCT_FIELD_TAG): Remove.
9994 * tree.h (MTAG_P): Adjust.
9995 (struct tree_memory_tag): Remove base_for_components and
9996 unpartitionable flags.
9997 (struct tree_struct_field_tag): Remove.
9998 (SFT_PARENT_VAR): Likewise.
9999 (SFT_OFFSET): Likewise.
10000 (SFT_SIZE): Likewise.
10001 (SFT_NONADDRESSABLE_P): Likewise.
10002 (SFT_ALIAS_SET): Likewise.
10003 (SFT_UNPARTITIONABLE_P): Likewise.
10004 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
10005 (union tree_node): Remove sft field.
10006 * alias.c (get_alias_set): Remove special handling of SFTs.
10007 * print-tree.c (print_node): Remove handling of SFTs.
10008 * tree-dump.c (dequeue_and_dump): Likewise.
10009 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
10010 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
10011 * tree-predcom.c (set_alias_info): Do not set subvars.
10012 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
10013 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
10014 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
10015 (add_vars_for_offset): Remove.
10016 (add_virtual_operand): Remove special handling of SFTs.
10017 (add_call_clobber_ops): Likewise.
10018 (add_call_read_ops): Likewise.
10019 (get_asm_expr_operands): Likewise.
10020 (get_modify_stmt_operands): Likewise.
10021 (get_expr_operands): Likewise.
10022 (add_to_addressable_set): Likewise.
10023 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
10024 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
10025 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
10026 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
10027 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
10028 (tree_node_structure): Likewise.
10029 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
10031 (find_what_p_points_to): Likewise.
10033 2008-05-08 Sa Liu <saliu@de.ibm.com>
10035 * config/spu/spu.md: Fixed subti3 pattern.
10037 2008-05-08 Richard Guenther <rguenther@suse.de>
10039 PR middle-end/36154
10040 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
10041 sure to create a representative for trailing arrays for PTA.
10043 2008-05-08 Richard Guenther <rguenther@suse.de>
10045 PR middle-end/36172
10046 * fold-const.c (operand_equal_p): Two objects which types
10047 differ in pointerness are not equal.
10049 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
10051 * calls.c (compute_argument_block_size): Add argument tree fndecl.
10052 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
10053 (emit_library_call_value_1): Add new variable fndecl initialized by
10054 NULL_TREE. It should be the decl type of orgfun, but this information
10055 seems not to be available here, so it uses the default calling abi.
10056 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
10057 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
10058 by TARGET_RETURN_IN_MEMORY.
10059 * config/i386/i386-interix.h: Likewise.
10060 * config/i386/i386.h: Likewise.
10061 * config/i386/i386elf.h: Likewise.
10062 * config/i386/ptx4-i.h: Likewise.
10063 * config/i386/sol2-10.h: Likewise.
10064 * config/i386/sysv4.h: Likewise.
10065 * config/i386/vx-common.h: Likewise.
10066 * config/cris/cris.h: Removed #if 0 clause.
10067 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
10068 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
10070 (ix86_sol10_return_in_memory): Likewise.
10071 (ix86_i386elf_return_in_memory): New.
10072 (ix86_i386interix_return_in_memory): New.
10073 * config/mt/mt-protos.h (mt_return_in_memory): New.
10074 * config/mt/mt.c: Likewise.
10075 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
10076 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
10077 * config/bfin/bfin.h: Likewise.
10078 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
10080 * config/bfin/bfin.c: Likewise.
10081 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
10082 * config/alpha/unicosmk.h: Likewise.
10083 * config/i386/cygming.h: Likewise.
10084 * config/iq2000/iq2000.h: Likewise.
10085 * config/mips/mips.h: Likewise.
10086 * config/mn10300/mn10300.h: Likewise.
10087 * config/rs6000/rs6000.h: Likewise.
10088 * config/score/score.h: Likewise.
10089 * config/spu/spu.h: Likewise.
10090 * config/v850/v850.h: Likewise.
10091 * defaults.h: Likewise.
10092 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
10093 * expr.c (emit_block_move): Adjust use of
10094 OUTGOING_REG_PARM_STACK_SPACE.
10095 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
10096 OUTGOING_REG_PARM_STACK_SPACE.
10097 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
10099 2008-05-08 Jakub Jelinek <jakub@redhat.com>
10101 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
10102 on OMP_RETURN for OMP_FOR.
10105 * dwarf2out.c (dw_expand_expr, common_check): Removed.
10106 (fortran_common): New function.
10107 (gen_variable_die): Call fortran_common instead of common_check,
10108 adjust for it returning tree instead of rtx. Formatting.
10110 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
10114 * see.c (see_copy_insn): Copy new pure const attributes for new call.
10115 * c-decl.c (merge_decls): Ditto.
10116 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
10117 to RTL_CONST_OR_PURE_CALL_P.
10118 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
10119 Initialized DECL_LOOPING_CONST_PURE.
10120 (process_call_operands): Set tree_side_effects properly.
10121 * tree.h (TREE_READONLY_DECL_P): Removed.
10122 (DECL_IS_PURE): Renamed to DECL_PURE_P.
10123 (DECL_LOOPING_OR_CONST_P): New macro.
10124 (struct tree_function_decl): Added looping_const_or_pure_p.
10125 (ECF_*) Renumbered.
10126 (ECF_LOOPING_OR_CONST_P): New macro.
10127 * rtlanal.c (pure_const_p): Removed.
10128 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
10129 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
10130 to RTL_CONST_CALL_P.
10131 * ipa-pure-const.c (pure_const_state_e): Added looping field.
10132 (check_decl, check_tree, check_call, scan_function): Initialize
10134 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
10135 (static_execute): Set looping true for recursive functions.
10136 Undo setting state to IPA_NEITHER for recursive functions.
10137 * cse.c (cse_insn):
10138 * ifcvt.c (noce_can_store_speculate_p): Changed
10139 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
10140 RTL_CONST_OR_PURE_CALL_P.
10141 * dse.c (scan_insn): Ditto.
10142 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
10143 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
10144 RTL_CONST_OR_PURE_CALL_P.
10145 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
10146 pure_call_p to RTL_CONST_CALL_P.
10147 * gimplify.c (gimplify_call_expr): Clear side effects for
10148 non-looping pure and constant calls.
10149 * calls.c (emit_call_1): Set rtl flags from ecf flags.
10150 (flags_from_decl_or_type): Set ecf flags from decl flags.
10151 (initialize_argument_information): Turn off
10152 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
10153 Change const to pure if callee_copies is true rather than just
10155 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
10156 way of marking pure calls.
10157 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
10158 Remove hack that was supposed to fix pr7335 and remove old
10159 way of marking pure calls.
10160 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
10161 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
10162 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
10163 RTL_CONST_OR_PURE_CALL_P.
10164 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
10165 * loop-invariant.c (find_exits, find_invariant_bb): Changed
10166 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
10167 * sched-deps.c (schedule_analyze): Ditto.
10168 * rtl.h (struct rtx_def): Use call field, unchanging field, and
10169 return_val field of calls to represent pure and const function info.
10170 (CONST_OR_PURE_CALL_P): Deleted macro.
10171 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
10172 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
10173 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
10175 * tree-optimize.c (execute_fixup_cfg): Added test for
10176 ECF_LOOPING_CONST_OR_PURE.
10177 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
10179 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
10180 effects for looping pure or const calls.
10181 (verify_gimple_expr): Added verification code.
10182 * config/alpha/alpha.c (alpha_legitimize_address,
10183 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
10185 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
10186 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
10187 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
10188 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
10189 RTL_CONST_OR_PURE_CALL_P.
10190 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
10191 and const calls to be deleted.
10193 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
10196 * config/i386/mmx.md (mmx_subv2sf3): New expander.
10197 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
10198 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
10199 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10200 to handle nonimmediate operands.
10201 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
10202 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
10203 to handle nonimmediate operands.
10204 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
10205 (mmx_pmulhrwv4hi3): New expander. Use
10206 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10207 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
10208 (sse2_umulv1siv1di3): New expander. Use
10209 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10210 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
10211 (mmx_eq<mode>3): New expander. Use
10212 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10213 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
10214 (mmx_uavgv8qi3): New expander. Use
10215 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10216 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
10217 (mmx_uavgv4hi3): New expander. Use
10218 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10220 * config/i386/sse.md
10221 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
10222 to handle nonimmediate operands.
10223 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
10224 to handle nonimmediate operands.
10225 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
10226 to handle nonimmediate operands.
10227 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
10228 to handle nonimmediate operands.
10229 (sse2_unpckhpd_exp): New expander. Use
10230 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10231 (sse2_unpcklpd_exp): New expander. Use
10232 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10233 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
10234 to handle nonimmediate operands.
10235 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
10236 to handle nonimmediate operands.
10237 (*sse2_<plusminus_insn><mode>3): Rename from
10238 sse2_<plusminus_insn><mode>3 insn pattern.
10239 (sse2_<plusminus_insn><mode>3): New expander. Use
10240 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10241 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
10242 (sse2_umulv2siv2di3): New expander. Use
10243 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10244 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
10245 (sse4_1_mulv2siv2di3): New expander. Use
10246 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10247 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
10248 (sse2_pmaddwd): New expander. Use
10249 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10250 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
10251 (sse2_eq<mode>3): New expander. Use
10252 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10253 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
10254 (sse4_1_eqv2di3): New expander. Use
10255 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10256 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
10257 (sse2_uavgv16qi3): New expander. Use
10258 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10259 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
10260 (sse2_uavgv16qi3): New expander. Use
10261 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10262 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
10263 (sse2_uavgv8hi3): New expander. Use
10264 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10265 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
10266 (ssse3_pmulhrswv8hi3): New expander. Use
10267 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10268 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
10269 (ssse3_pmulhrswv4hi3): New expander. Use
10270 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10272 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
10273 (<sse>_vmmul<mode>3): Ditto.
10274 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
10276 (ssse3_pmaddubsw128): Use register_operand for operand 1.
10277 (ssse3_pmaddubsw): Ditto.
10279 * config/i386/i386.c (struct_builtin_description)
10280 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
10281 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
10282 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
10283 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
10284 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
10285 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
10286 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
10287 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
10288 (ix86_fixup_binary_operands): Assert that src1
10289 and src2 must have the same mode when swapped.
10290 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
10291 and ix86_binary_operator_ok. Do not force operands in registers
10294 2008-05-07 Jan Hubicka <jh@suse.cz>
10296 * cgraph.c (dump_cgraph_node): Update.
10297 * cgraph.h (cgraph_local_info): Break out inline summary.
10298 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
10300 * ipa-inline (inline_summary): New accestor function.
10301 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
10302 cgraph_decide_inlining, compute_inline_parameters): Update.
10303 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
10305 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10307 Cleanup ColdFire scheduling support and add V4 pipeline model.
10309 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
10310 (define_attr cpu): Add cfv4 value.
10311 (define_attr type, define_attr type1): Merge into a single 'type'
10312 attribute. Update all uses.
10313 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
10314 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
10316 (define_attr opx_mem, define_attr opy_mem): Remove.
10317 (define_attr op_mem): Clean up, update comment.
10318 (define_attr size): Use specific values instead of general int.
10319 (define_attr guess, define_attr split): Remove. Update all uses.
10320 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
10321 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
10322 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
10323 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
10324 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
10325 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
10326 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
10327 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
10328 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
10329 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
10330 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
10331 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
10332 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
10333 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
10334 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
10335 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
10336 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
10337 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
10338 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
10339 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
10340 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
10341 Update or set attributes.
10342 (stack_tie): New fake instruction.
10344 * config/m68k/m68k.h (TUNE_CFV4): New macro.
10345 (m68k_sched_attr_size): Update declaration.
10346 (m68k_sched_attr_type2): Remove.
10347 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
10348 Declare new bypass predicates.
10350 * config/m68k/m68k.c (m68k_sched_issue_rate,
10351 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
10353 (TARGET_SCHED_ISSUE_RATE,
10354 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
10355 (override_options): Handle scheduling for ColdFire V4 core.
10356 (m68k_expand_prologue): Emit stack_tie.
10357 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
10358 'OP_TYPE_FPN'. Update all uses.
10359 (sched_guess_p): Remove.
10360 (sched_address_type): Handle symbolic addresses.
10361 (sched_get_operand): New static function.
10362 (sched_operand_type): Merge into sched_attr_op_type.
10363 (sched_attr_op_type): Handle FP registers, handle quick constants,
10365 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
10366 (m68k_sched_attr_size): Update. Move logic to ...
10367 (sched_get_attr_size_int): New static function.
10368 (sched_get_opxy_mem_type): New static function.
10369 (m68k_sched_attr_op_mem): Update.
10370 (m68k_sched_attr_type2): Remove.
10371 (sched_cfv4_bypass_data): New static variable.
10372 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
10373 (m68k_sched_issue_rate): Implement scheduler hook.
10374 (struct _sched_ib: enabled_p): New field.
10375 (m68k_sched_variable_issue): Update. Handle V4.
10376 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
10377 sched_dump_class_func_t, sched_dump_split_class,
10378 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
10379 sched_dump_dfa_class, m68k_sched_dump): Remove.
10380 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
10382 (m68k_sched_init_global): Remove statisctics dumping, introduce
10383 sanity check that all instructions have pipeline reservations. Handle
10385 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
10386 Handle ColdFire V4 core.
10387 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
10388 New static functions.
10389 (m68k_sched_address_bypass_p): New bypass predicate.
10390 (sched_get_indexed_address_scale): New static function.
10391 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
10393 * cf.md: Update comments.
10394 (define_attr type2): Remove. Use 'type' attribute instead.
10396 (cf_ib): Rename to cfv123_ib. Update all uses.
10397 (cf_oep): Rename to cfv123_oep. Update all uses.
10398 (cf_chr): Rename to cfv123_chr. Update all uses.
10399 (cf_mem): Rename to cfv123_mem. Update all uses.
10400 (cf_mac): Move to more appropriate place.
10401 (cfv123_guess): New automaton and cpu_unit.
10402 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
10403 Update uses of 'size' attribute. Handle before reload scheduling.
10404 (cfv123_guess): New dummy reservation for unhandled instructions.
10405 (cfv4_*): Pipeline description of ColdFire V4 core.
10406 (ignore): New reservation to handle 'ignore' type.
10408 2008-05-07 Ian Lance Taylor <iant@google.com>
10410 PR middle-end/36013
10411 * gimplify.c (find_single_pointer_decl_1): Don't look through
10413 (find_single_pointer_decl): Adjust comments.
10415 2008-05-07 Jakub Jelinek <jakub@redhat.com>
10417 PR middle-end/36137
10418 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
10419 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
10421 PR middle-end/36106
10422 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
10423 integral type rather than floating point, then VIEW_CONVERT_EXPR
10424 to the floating point type.
10426 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
10428 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
10429 TFmode op0 to register.
10431 2008-05-07 Alan Modra <amodra@bigpond.net.au>
10433 * c-decl.c (grokdeclarator): Comment typo.
10435 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
10437 * tree-flow.h: Remove prototype for computed_goto_p.
10438 * tree-cfg.c (computed_goto_p): Make static.
10440 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
10443 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
10444 (contains_aligned_value_p): This. Handle _Decimal128.
10445 (ix86_function_arg_boundary): Only align _Decimal128 to its
10446 natural boundary and handle it properly.
10448 2008-05-06 Martin Jambor <mjambor@suse.cz>
10450 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
10451 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
10452 (ipcp_method_set_orig_node): Removed.
10453 (ipcp_cval_get_cvalue_type): Removed.
10454 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
10455 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
10456 (ipcp_cval_set_cvalue_type): Removed.
10457 (ipcp_cval_get_cvalue): Removed.
10458 (ipcp_cval_set_cvalue): Removed.
10459 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
10460 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
10461 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
10462 (ipcp_cval_meet): Renamed to ipa_lattice_meet
10463 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
10464 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
10465 (ipcp_get_ith_lattice): Changed parameters.
10466 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
10467 (ipcp_lattice_from_jfunc): Changed parameters.
10468 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
10469 (ipcp_method_cval_print): Added temporary variable info.
10470 (ipcp_redirect): Removed already unused local variable caller.
10471 (ipcp_redirect): New temporary variable orig_callee_info
10472 (ipcp_redirect): Removed newly unused local variable callee.
10473 (ipcp_redirect): Removed (a bit confusing) local variable type.
10474 (ipcp_insert_stage): Added local variable info.
10475 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
10477 (ipcp_formal_create): Removed.
10478 (ipcp_method_cval_set): Removed.
10479 (ipcp_propagate_stage): Renamed lattice variables.
10480 (ipcp_method_cval_set_cvalue_type): Removed.
10481 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
10482 (ipcp_print_all_lattices): Changed printed strings to refer to
10483 lattices rather than cvals.
10484 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
10485 (ipcp_propagate_const): Changed formal parameters.
10486 (build_const_val): Changed formal parameters.
10487 (ipcp_insert_stage): Removed useless variable cvalue
10488 (build_const_val): Changed formal parameters.
10489 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
10490 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
10491 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
10492 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
10493 (ipcp_print_func_profile_counts): Changed string from "method" to
10495 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
10496 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
10497 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
10498 (ipcp_structures_print): Renamed to ipcp_print_all_structures
10499 (ipcp_profile_print): Renamed to ipcp_print_profile_data
10500 (ipcp_lat_is_const): Changed parameters and made inline.
10501 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
10502 (ipcp_redirect): Renamed to ipcp_need_redirect_p
10503 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
10504 the predicate condition directly
10505 (ipcp_propagate_stage): Added local variable args. Removed local
10506 variable callee. (Both are mere code simplifications.)
10507 (ipcp_method_dont_insert_const): Renamed to
10508 ipcp_node_not_modifiable_p.
10509 (ipcp_node_not_modifiable_p): Made inline.
10510 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
10511 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
10512 (ipcp_print_all_lattices): Removed variable cvalue
10513 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
10516 2008-05-06 Olivier Hainque <hainque@adacore.com>
10518 * tree-sra.c (try_instantiate_multiple_fields): Early return
10519 if field has POINTER_TYPE.
10521 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
10523 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
10524 by using 'q' specifier for instruction.
10525 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
10527 2008-05-06 Anatoly Sokolov <aesok@post.ru>
10529 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
10530 Change mode of zero_extract from QImode to HImode.
10531 (sign bit tests peepholes): (Ditto.).
10533 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
10535 * config/i386/mmx.md: Remove double backslashes from asm templates.
10536 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
10537 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10538 to handle nonimmediate operands.
10539 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
10540 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10541 to handle nonimmediate operands.
10542 (*mmx_<code>v2sf3_finite): New insn pattern.
10543 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
10544 (mmx_<code>v2sf3): New expander. Use
10545 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10546 (mmx_<plusminus_insn><mode>3): New expander. Use
10547 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10548 (*mmx_<plusminus_insn><mode>3): New insn pattern.
10549 (mmx_add<mode>3): Removed.
10550 (mmx_ssadd<mode>3): Ditto.
10551 (mmx_usadd<mode>3): Ditto.
10552 (mmx_sub<mode>3): Ditto.
10553 (mmx_sssub<mode>3): Ditto.
10554 (mmx_ussub<mode>3): Ditto.
10555 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
10556 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
10557 to handle nonimmediate operands.
10558 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
10560 (mmx_smulv4hi3_highpart): New expander. Use
10561 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10562 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
10564 (mmx_umulv4hi3_highpart): New expander. Use
10565 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10566 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
10567 (mmx_<code>v4hi3): New expander. Use
10568 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10569 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
10570 (mmx_<code>v8qi3): New expander. Use
10571 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10572 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
10573 (mmx_<code><mode>3): New expander. Use
10574 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10576 2008-05-05 Jan Hubicka <jh@suse.cz>
10578 PR tree-optimization/36118
10579 * passes.c (pass_init_dump_file): Fix dump header.
10581 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10583 PR middle-end/36141
10584 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
10585 VCE for function decls.
10587 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
10589 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
10591 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
10593 * config/i386/i386.md (sat_plusminus): New.
10594 (plusminus_insn): Likewise.
10595 (plusminus_mnemonic): Likewise.
10597 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
10598 (*<addsub><mode>3_cc_overflow): Renamed to ...
10599 (*<plusminus_insn><mode>3_cc_overflow): This.
10600 (*<addsub>si3_zext_cc_overflow): Renamed to ...
10601 (*<plusminus_insn>si3_zext_cc_overflow): This.
10603 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
10604 (<plusminus_insn><mode>3): This.
10605 (*<addsub><mode>3): Renamed to ...
10606 (*<plusminus_insn><mode>3): This.
10607 (<sse>_vm<addsub><mode>3): Renamed to ...
10608 (<sse>_vm<plusminus_insn><mode>3): This.
10609 (sse3_h<addsub>v4sf3): Renamed to ...
10610 (sse3_h<plusminus_insn>v4sf3): This.
10611 (sse3_h<addsub>v2df3): Renamed to ...
10612 (sse3_h<plusminus_insn>v2df3): This.
10613 (<plusminus_insn><mode>3): New.
10614 (*<plusminus_insn><mode>3): Likewise.
10615 (sse2_<plusminus_insn><mode>3): Likewise.
10616 (add<mode>): Removed.
10617 (*add<mode>3): Likewise.
10618 (sse2_ssadd<mode>3): Likewise.
10619 (sse2_usadd<mode>3): Likewise.
10620 (sub<mode>3): Likewise.
10621 (*sub<mode>3): Likewise.
10622 (sse2_sssub<mode>3): Likewise.
10623 (sse2_ussub<mode>3): Likewise.
10625 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
10627 * gthr-single.h: Add in required interface elements as per gthr.h.
10628 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
10629 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
10630 Generalize UNUSED macro.
10631 (__gthread_once): Add.
10632 (__gthread_key_create): Add.
10633 (__gthread_key_delete): Add.
10634 (__gthread_getspecific): Add.
10635 (__gthread_setspecific): Add.
10637 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
10639 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
10640 the same size types for the indirect reference on the rhs, then
10643 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
10645 * config/i386/i386.md
10646 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
10647 one insn template instead of template series.
10648 (*xordi_1_rex64): Ditto.
10649 (*xordi_2_rex64): Ditto.
10651 2008-05-05 Ira Rosen <irar@il.ibm.com>
10653 PR tree-optimization/36119
10654 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
10657 2008-06-04 Jan Hubicka <jh@suse.cz>
10659 tree-optimization/36100
10660 * tree-pass.h (pass_O0_always_inline): Declare.
10661 * ipa-inline.c (inline_transform): Remove dead code.
10662 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
10663 pass_O0_always_inline): New.
10664 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
10666 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
10668 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
10669 mnemonic in this_param move for TARGET_64BIT.
10671 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
10673 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
10674 (*strmovsi_rex_1): Ditto.
10675 (*strsetsi_1): Ditto.
10676 (*strsetsi_rex_1): Ditto.
10678 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
10679 adddicc expanders using SWI mode iterator.
10681 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
10684 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
10687 2008-05-04 David S. Miller <davem@davemloft.net>
10689 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
10690 (sparc*-*-linux*): Use linux.h in tm_file.
10691 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
10692 compiler defaulting to 32-bit.
10693 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
10695 * config/sparc/linux.h: Remove definitions now obtained
10696 properly from linux.h
10697 * config/sparc/linux64.h: Likewise.
10698 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
10699 don't want this setting for 32-bit builds in a biarch compiler.
10700 * doc/install.texi: Add sparc-linux to list of targets
10701 supporting --enable-targets=all.
10703 2008-05-03 Andrew Pinski <pinskia@gmail.com>
10705 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
10707 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
10709 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
10710 after V4SI_FTYPE_V8HI.
10711 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
10712 case V4SI_FTYPE_V2DF.
10714 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
10716 * doc/invoke.texi (max-flow-memory-locations): Removed.
10717 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
10719 2008-05-03 Richard Guenther <rguenther@suse.de>
10721 PR middle-end/34973
10722 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
10724 2008-05-02 David S. Miller <davem@davemloft.net>
10726 * config.gcc (need_64bit_hwint): Document libcpp dependency.
10728 2008-05-02 Simon Baldwin <simonb@google.com>
10731 * c-common.h (warn_array_subscript_range): Removed.
10732 * c-common.c (warn_array_subscript_range): Ditto.
10733 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
10734 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
10736 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10738 * config/i386/i386.c (ix86_special_builtin_type): New.
10739 (bdesc_special_args): Likewise.
10740 (ix86_expand_special_args_builtin): Likewise.
10741 (ix86_init_mmx_sse_builtins): Updated.
10742 (ix86_expand_builtin): Updated.
10743 (ix86_expand_store_builtin): Removed.
10744 (ix86_expand_unop_builtin): Likewise.
10746 * config/i386/mm3dnow.h (__v2sf): Moved to ...
10747 * config/i386/mmintrin.h (__v2sf): Here.
10749 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
10751 (_mm_loadl_pi): Likewise.
10752 (_mm_storeh_pi): Replace __v2si with __v2sf.
10753 (_mm_storel_pi): Likewise.
10755 * doc/extend.texi: Correct __builtin_ia32_loadhps,
10756 __builtin_ia32_loadlps, __builtin_ia32_storehps,
10757 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
10758 __builtin_ia32_loadlpd.
10760 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10762 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
10763 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
10764 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
10765 (ix86_init_mmx_sse_builtins): Updated.
10766 (ix86_expand_args_builtin): Likewise.
10767 (ix86_expand_builtin): Likewise.
10768 (ix86_expand_unop1_builtin): Renamed to ...
10769 (ix86_expand_unop_vec_merge_builtin): This.
10771 2008-05-01 Jan Hubicka <jh@suse.cz>
10774 * ipa-inline.c (inline_generate_summary): Make static.
10775 (inline_transform): Do not call inlining at -O0; make static.
10776 * passes.c (execute_todo): Add sanity check.
10777 (execute_one_ipa_transform_pass): Execute proper flags.
10779 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
10781 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
10782 (DECL_NONADDRESSABLE_P): Likewise.
10783 * alias.c (record_component_aliases): Fix comment.
10785 2008-05-01 Simon Baldwin <simonb@google.com>
10787 * c-common.h (warn_array_subscript_range): New function.
10788 * c-common.c (warn_array_subscript_range): Ditto.
10789 * tree-vrp.c (check_array_ref): Corrected code to agree with
10790 comment, ignoring only arrays of size 0 or size 1.
10791 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
10793 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10795 * config/i386/i386.c (ix86_builtin_type): Replace
10796 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
10797 (bdesc_args): Updated.
10798 (ix86_init_mmx_sse_builtins): Likewise.
10799 (ix86_expand_args_builtin): Likewise.
10801 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
10804 * doc/extend.texi: Correct __builtin_ia32_palignr.
10806 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10809 * config/i386/i386.c (bdesc_crc32): Removed.
10810 (ix86_expand_crc32): Likewise.
10811 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
10812 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
10813 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
10814 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
10815 UINT_FTYPE_UINT_UCHAR.
10816 (bdesc_args): Updated. Add crc32 builtins.
10817 (ix86_init_mmx_sse_builtins): Updated.
10818 (ix86_expand_args_builtin): Updated to support subreg.
10820 * doc/extend.texi: Correct __builtin_ia32_crc32di.
10822 2008-05-01 Jan Hubicka <jh@suse.cz>
10824 * tree-pass.h (opt_pass): Add IPA_PASS.
10825 (varpool_node, cgraph_node): Forward declare.
10826 (ipa_opt_pass): Define.
10827 (pass_ipa_inline): Turn into ipa_opt_pass.
10828 (pass_apply_inline): Remove.
10829 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
10830 (apply_inline): Turn into ....
10831 (inline_transform): ... this one.
10832 (inline_generate_summary): New function.
10833 (pass_apply_inline): Remove.
10834 * function.h (ipa_opt_pass): Forward declare structure; typedef;
10836 (struct function): Add ipa_transforms_to_apply.
10837 * passes.c (register_one_dump_file): Work on IPA_PASS.
10838 (init_optimization_passes): Remove pass_inline_parameters and
10840 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
10841 (execute_one_pass) ... here; apply transforms when possible.
10842 (add_ipa_transform_pass, execute_ipa_summary_asses,
10843 execute_one_ipa_transform_pass): New.
10844 (execute_ipa_pass_list): Update for IPA_PASS type.
10846 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10848 * config/i386/i386.c (ix86_builtin_type): Add
10849 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
10850 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
10851 (bdesc_args): Add SSE4a builtins.
10852 (ix86_init_mmx_sse_builtins): Updated.
10853 (ix86_expand_args_builtin): Likewise.
10854 (ix86_expand_builtin): Likewise.
10856 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10858 * config/i386/i386.c (ix86_builtin_type): Add
10859 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
10860 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
10861 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
10862 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
10863 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
10864 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
10865 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
10866 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
10867 and DI_FTYPE_DI_DI_INT.
10868 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
10869 (ix86_init_mmx_sse_builtins): Updated.
10870 (ix86_expand_args_builtin): Likewise.
10871 (ix86_expand_builtin): Likewise.
10872 (ix86_expand_binop_imm_builtin): Removed.
10874 * doc/extend.texi: Correct __builtin_ia32_palignr128.
10876 2008-04-30 Richard Guenther <rguenther@suse.de>
10878 PR tree-optimization/32921
10879 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
10881 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
10883 * config/arm/arm.c (arm_unwind_emit): Use
10884 crtl->all_throwers_are_sibcalls instead of
10885 cfun->all_throwers_are_sibcalls.
10886 (arm_output_fn_unwind): Likewise.
10887 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
10888 instead of cfun->uses_pic_offset_table.
10889 (frv_expand_prologue): Likewise.
10890 (frv_frame_pointer_required): Likewise.
10891 (frv_expand_fdpic_call): Likewise.
10892 (frv_emit_movsi): Likewise.
10893 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
10894 cfun->returns_pcc_struct instead of
10895 current_function_returns_pcc_struct.
10896 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
10897 instead of cfun->calls_eh_return.
10898 (m32c_pushm_popm): Likewise.
10899 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
10900 "extern" declaration.
10902 2008-04-30 Richard Guenther <rguenther@suse.de>
10904 PR tree-optimization/21636
10905 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
10907 (evaluate_stmt): Print the likely value.
10908 (ccp_visit_stmt): Avoid excessive vertical spacing.
10910 2008-04-30 Rafael Espindola <espindola@google.com>
10912 * builtins.c (fold_call_expr): Return realret.
10913 * tree-ssa-threadedge.c
10914 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
10915 __builtin_object_size.
10917 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
10919 * gcc.c (wrapper_string): New variable.
10920 (insert_wrapper): New function.
10921 (execute): New option -wrapper.
10922 * doc/invoke.texi (Overall Options): New driver option -wrapper.
10924 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
10926 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
10927 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
10928 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
10930 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
10931 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
10932 config/rs6000/e500crtres64gprctr.asm,
10933 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
10934 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
10935 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
10936 config/rs6000/e500crtsav64gprctr.asm,
10937 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
10938 config/rs6000/e500crtsavg64gprctr.asm: New files.
10939 * config/rs6000/t-ppccomm: Add build rules for new files.
10940 (LIB2FUNCS_STATIC_EXTRA): Add new files.
10941 * config/rs6000/t-netbsd: Add build rules for new files.
10942 (LIB2FUNCS_STATIC_EXTRA): New variable.
10943 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
10944 (CRTSAVRES_DEFAULT_SPEC): Likewise.
10945 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
10947 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
10949 * config/i386/i386.c (ix86_builtin_type): Add
10950 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
10951 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
10952 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
10953 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
10954 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
10955 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
10956 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
10957 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
10958 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
10959 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
10960 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
10961 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
10962 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
10963 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
10964 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
10965 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
10966 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
10967 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
10968 V1DI_FTYPE_V2SI_V2SI.
10969 (bdesc_2arg): Moved to ...
10970 (bdesc_args): Here.
10971 (ix86_init_mmx_sse_builtins): Updated.
10972 (ix86_expand_args_builtin): Updated. Take a pointer
10973 to const struct builtin_description. Handle comparison
10975 (ix86_expand_sse_compare): Take a new argument for swapping operands.
10976 (ix86_expand_builtin): Updated.
10978 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
10979 (ssse3_pmaddubsw128): This.
10980 (ssse3_pmaddubswv4hi3): Renamed to ...
10981 (ssse3_pmaddubsw): This.
10983 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
10984 (__builtin_ia32_packssdw128): Likewise.
10985 (__builtin_ia32_packuswb128): Likewise.
10986 (__builtin_ia32_pmaddubsw): Likewise.
10987 (__builtin_ia32_pmaddubsw128): Likewise.
10989 2008-04-30 Richard Guenther <rguenther@suse.de>
10991 PR tree-optimization/14847
10992 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
10993 (recognize_bits_test): Use it.
10994 (recognize_single_bit_test): Likewise.
10996 2008-04-30 Martin Jambor <mjambor@suse.cz>
10998 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
10999 instead of setting number of formal parameters to zero.
11000 (ipcp_init_stage): Do not set the number of actual parameters to zero
11002 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
11003 which are called with variable number of arguments.
11004 (ipcp_insert_stage): Explicitely skipping all nodes which are
11005 called with variable number of arguments.
11006 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
11007 number of parameters.
11009 * ipa-prop.h (struct ipa_node_params): Added flag
11010 called_with_var_arguments
11011 (ipa_set_param_count): Added. Changed sole setter to use it.
11012 (ipa_get_param_count): Added. All readers of param_count
11013 converted to use it instead.
11014 (ipa_set_called_with_variable_arg): Added.
11015 (ipa_is_called_with_var_arguments): Added.
11016 (ipa_get_ith_param): Added. All readers of param_decls converted
11018 (ipa_set_cs_argument_count): Added, sole writer to argument_count
11020 (ipa_get_cs_argument_count): Added, all readers of argument_count
11022 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
11025 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
11026 (struct ipcp_lattice): Renamed cval_type to type
11027 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
11029 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
11030 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
11031 (ipcp_insert_stage): Changed the type of variable cvalue to tree
11032 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
11033 (build_const_val): Changed the type of parameter cvalue to tree
11034 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
11035 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
11037 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
11040 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
11041 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
11042 (ipa_add_method): Renamed to ipa_push_func_to_list
11043 (ipa_remove_method): Renamed to ipa_pop_func_from_list
11044 (ipa_callsite_param_count): Removed.
11045 (ipa_callsite_param_count_set): Removed.
11046 (ipa_callsite_param): Removed.
11047 (ipa_callsite_callee): Removed.
11048 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
11049 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
11050 (ipa_method_formal_count): Removed.
11051 (ipa_method_formal_count_set): Removed.
11052 (ipa_method_get_tree): Removed.
11053 (ipa_method_tree_map_create): Removed.
11054 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
11055 (ipa_create_param_decls_array): Creates the array itself
11056 (ipa_create_param_decls_array): Temporary variable info instead of
11057 a few dereferences.
11058 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
11059 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
11060 (get_type): Removed.
11061 (ipa_jf_get_info_type): Removed.
11062 (ipa_node_create): Renamed to ipa_create_node_params
11063 (ipa_free): Renamed to ipa_free_all_node_params
11064 (ipa_nodes_create): Renamed to ipa_create_all_node_params
11065 (ipa_edges_create): Renamed to ipa_create_all_edge_args
11066 (ipa_edges_free): Renamed to ipa_free_all_edge_args
11067 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
11068 (ipa_free_all_node_params): Deallocation to jump_functions moved to
11069 ipa_free_all_edge_args
11070 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
11071 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
11072 (ipa_create_methodlist_node): Removed.
11073 (ipa_methodlist_method): Removed.
11074 (ipa_methodlist_method_set): Removed.
11075 (ipa_methodlist_next_method): Removed.
11076 (ipa_methodlist_next_method_set): Removed.
11077 (ipa_method_is_modified): Removed.
11078 (ipa_method_modify_create): Removed.
11079 (ipa_method_modify_init): Temporary variable info instead of a few
11081 (ipa_detect_param_modifications): Temporary variable info instead of
11082 a few dereferences.
11083 (ipa_compute_jump_functions): Temporary variable info instead of
11084 a few dereferences.
11085 (ipa_method_modify_set): Removed.
11086 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
11087 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
11088 than craph_node as the first parameter.
11089 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
11090 (ipa_method_modify_init): Removed.
11091 (ipa_compute_jump_functions): Added a temp variable instead of
11092 repeatadly dereferencing the cgraph_edge.aux pointer
11093 (ipa_callsite_param_set_type): Removed.
11094 (ipa_compute_jump_functions): i renamed to index and moved to
11096 (ipa_callsite_param_set_info_type_formal): Removed.
11097 (ipa_callsite_param_set_info_type): Removed.
11098 (ipa_callsite_param_map_create): Removed.
11099 (ipa_callsite_tree): Removed.
11100 (ipa_callsite_caller): Removed.
11101 (ipa_pop_func_from_list): return_method removed to return_func
11103 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
11104 prefixed all values with IPA_. Changed all users.
11105 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
11106 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
11107 and FORMAL_IPATYPE IPA_PASS_THROUGH.
11108 (union parameter_info): Renamed to jump_func_value.
11109 (union jump_func_value): Renamed value to constant
11110 (struct ipa_jump_func): Renamed info_type to value
11111 (struct ipa_node): Renamed to ipa_node_params
11112 (struct ipa_node_params): Renamed ipa_arg_num to param_count
11113 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
11114 (struct ipa_node_params): Renamed ipa_mod to modified_flags
11115 (struct ipa_edge): Renamed to ipa_edge_args
11116 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
11117 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
11118 (struct ipa_methodlist): Renamed to ipa_func_list
11119 (struct ipa_func_list): method_p renamed to node, next_method
11121 (ipa_methodlist_p): Removed, switched all users to struct pointer
11122 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
11124 2008-04-30 Alan Modra <amodra@bigpond.net.au>
11126 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
11127 (rs6000_emit_epilogue): Use backchain to restore only when we
11128 have a large frame. Make use of frame pointer to restore if we
11129 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
11131 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
11133 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
11134 Add mode to zero_extract.
11135 (sign bit tests peepholes): (Ditto.).
11137 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
11139 * config/i386/i386.c (ix86_builtins): Replace Prescott New
11140 Instructions in comments with SSE3.
11141 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
11142 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
11143 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
11144 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
11145 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
11146 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
11147 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
11148 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
11149 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
11150 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
11151 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
11152 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
11153 (bdesc_sse_args): Renamed to ...
11154 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
11155 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
11156 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
11157 IX86_BUILTIN_FABSQ.
11158 (bdesc_1arg): Moved to ...
11159 (bdesc_args): Here.
11160 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
11161 Instructions in comments with SSE3.
11162 (ix86_expand_sse_operands_builtin): Renamed to ...
11163 (ix86_expand_args_builtin): This. Updated.
11164 (ix86_expand_unop1_builtin): Update comments.
11165 (ix86_expand_builtin): Updated.
11167 2008-04-29 Richard Guenther <rguenther@suse.de>
11169 PR tree-optimization/36078
11170 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
11171 Update virtual SSA form after cleaning up the CFG.
11173 2008-04-29 Richard Guenther <rguenther@suse.de>
11175 PR middle-end/15255
11176 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
11178 2008-04-29 Richard Guenther <rguenther@suse.de>
11180 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
11181 (compute_may_aliases): Do not call finalize_ref_all_pointers.
11182 (compute_flow_insensitive_aliasing): Do not treat
11183 PTR_IS_REF_ALL pointers special.
11184 (get_smt_for): Likewise.
11185 (may_alias_p): Re-structure.
11186 (is_escape_site): A ref-all pointer conversion is not an escape site.
11187 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
11188 PTR_IS_REF_ALL pointers special.
11189 * tree-ssa-structalias.h (struct alias_info): Remove
11190 ref_all_symbol_mem_tag field.
11191 (PTR_IS_REF_ALL): Remove.
11193 2008-04-29 Richard Guenther <rguenther@suse.de>
11195 PR middle-end/36077
11196 * fold-const.c (extract_muldiv_1): In combining division constants
11197 make sure to never overflow.
11199 2008-04-29 Nick Clifton <nickc@redhat.com>
11201 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
11203 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11206 * optc-gen.awk: Work around HP-UX/IA awk bug.
11208 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
11210 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
11213 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
11216 * config/i386/i386.md
11217 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
11218 Change operand 1 predicate to nonimmediate_operand.
11220 2008-04-28 Jakub Jelinek <jakub@redhat.com>
11223 * dwarf2out.c (struct die_struct): Mark as chain_circular through
11225 * gengtype.c (walk_type, write_func_for_structure): Handle
11227 * doc/gty.texi: Document chain_circular.
11229 2008-04-28 Richard Guenther <rguenther@suse.de>
11231 PR tree-optimization/36066
11232 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
11235 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
11238 * config/i386/i386.md
11239 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
11240 Use match_scratch instead of match_operand for operands 3 and 4.
11242 2008-04-27 Richard Guenther <rguenther@suse.de>
11244 PR tree-optimization/18754
11245 PR tree-optimization/34223
11246 * tree-pass.h (pass_complete_unrolli): Declare.
11247 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
11248 loop size before and after unconditionally of UL_NO_GROWTH in effect.
11249 Rewrite loop into loop closed SSA form if it is not already.
11250 (tree_unroll_loops_completely): Re-structure to iterate over
11251 innermost loops with intermediate CFG cleanups.
11252 Unroll outermost loops only if requested or the code does not grow
11254 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
11255 loops are available.
11256 (tree_vectorize): Instead do so here.
11257 (tree_complete_unroll): Also unroll outermost loops.
11258 (tree_complete_unroll_inner): New function.
11259 (gate_tree_complete_unroll_inner): Likewise.
11260 (pass_complete_unrolli): New pass.
11261 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
11262 uses outside of the loop.
11263 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
11264 form if it is available.
11265 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
11266 * passes.c (init_optimization_passes): Schedule complete inner
11267 loop unrolling pass before the first CCP pass after final inlining.
11269 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
11271 * targhooks.h (default_emutls_var_fields,
11272 default_emutls_var_init): Declare.
11273 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
11274 * target.h (struct gcc_target): Add struct emutls member.
11275 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
11276 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
11277 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
11278 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
11279 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
11280 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
11281 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
11282 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
11283 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
11284 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
11285 emit debug information.
11286 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
11287 * varasm.c: Include targhooks.h.
11288 (emutls_object_section, emutls_tmpl_section): New.
11289 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
11290 (EMUTLS_SEPARATOR): New.
11291 (prefix_name): New.
11292 (get_emutls_object_name): New.
11293 (default_emutls_var_fields): New, broken out of ...
11294 (get_emutls_object_type): ... here. Adjust to use target hooks.
11295 (get_emutls_init_templ_addr): Adjust to use target hooks.
11296 (emutls_decl): Adjust to use target hooks.
11297 (emutls_finish): Likewise.
11298 (default_emutls_var_init): New, broken out of ...
11299 (assemble_variable): ... here. Adjust to use target hooks.
11300 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
11301 SECCAT_EMUTLS_TMPL.
11302 * c-common.c (handle_section_attribute): Prevent overriding
11303 sections for emulated tls with special sections.
11304 * config/i386/i386.c (x86_64_elf_select_section): Add
11305 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
11306 (x86_64_elf_unique_section): Likewise.
11307 * config/vxworks.c: Include tree.h.
11308 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
11309 (vxworks_override_options): Set TLS scheme.
11310 * doc/tm.texi (Emulated TLS): New node.
11312 2008-04-26 Simon Baldwin <simonb@google.com>
11315 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
11316 with propagated string constants.
11318 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
11320 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
11321 constraint for operand 2 when operand 0 is memory operand.
11322 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
11323 operand 0 is memory operand.
11324 (fix_trunc<mode>_i387_with_temp): Ditto.
11325 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
11326 operand 2 when operand 1 is memory operand.
11327 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
11328 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
11329 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
11330 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
11331 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
11332 operands 2,3 and 4 when operand 1 is memory operand.
11333 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
11335 (fistdi2_floor_with_temp): Ditto.
11336 (fist<mode>2_floor_with_temp): Ditto.
11337 (fistdi2_ceil_with_temp): Ditto.
11338 (fist<mode>2_ceil_with_temp): Ditto.
11339 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
11341 2008-04-26 David Daney <ddaney@avtrex.com>
11343 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
11345 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
11346 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
11347 UNSPEC_UPDATE_GOT_VERSION): Renumber.
11348 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
11349 (compare_and_swap_12): New insn.
11350 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
11351 * config/mips/mips.c (mips_force_binary): New function.
11352 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
11353 (mips_expand_compare_and_swap_12): New function.
11354 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
11356 2008-04-25 Jan Hubicka <jh@suse.cz>
11359 * cfgexpand.c (pass_expand): Turn into RTL pass.
11360 * passes.c (execute_one_pass): Do pass typechecking after execution.
11361 * tree-pass.h (pass_expand): Turn into RTL pass.
11363 * function.h (struct rtl_data): Move here fields
11364 accesses_prior_frames, calls_eh_return, saves_all_registers,
11365 has_nonlocal_goto, has_asm_statement, is_thunk,
11366 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
11367 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
11368 arg_pointer_save_area_init from struct function; turn into bool.
11369 (struct function): Move
11370 calls_eh_return, saves_all_registers, has_nonlocal_goto,
11371 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
11372 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
11373 tail_call_emit, arg_pointer_save_area_init
11374 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
11375 (current_function_returns_struct, current_function_returns_pcc_struct,
11376 current_function_calls_setjmp, current_function_calls_alloca,
11377 current_function_accesses_prior_frames,
11378 current_function_calls_eh_return, current_function_is_thunk,
11379 current_function_stdarg, current_function_profile,
11380 current_function_limit_stack, current_function_uses_pic_offset_table,
11381 current_function_uses_const_pool, current_function_has_nonlocal_label,
11382 current_function_saves_all_registers,
11383 current_function_has_nonlocal_goto,
11384 current_function_has_asm_statement): Remove accesor macros.
11385 * ra-conflict.c (global_conflicts): Update.
11386 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
11387 (suitable_for_tail_call_opt_p): Update.
11388 * builtins.c (expand_builtin_return_addr): Update.
11389 (expand_builtin_setjmp_setup): Update.
11390 (expand_builtin_nonlocal_goto): Update.
11391 * final.c (final_start_function): Update.
11392 (profile_function): Update.
11393 (leaf_function_p): Update.
11394 (only_leaf_regs_used): Update.
11395 * df-scan.c (df_get_exit_block_use_set): Update.
11396 * dojump.c (clear_pending_stack_adjust): Update.
11397 * tree-stdarg.c (gate_optimize_stdarg): Update.
11398 * gimple-low.c (lower_function_body): Update.
11399 * global.c (compute_regsets): Update.
11400 (global_alloc): Update.
11401 * dwarf2out.c (dwarf2out_begin_prologue): Update.
11402 * expr.c (expand_assignment): Update.
11403 * dse.c (dse_step0): Update.
11404 (dse_step1): Update.
11405 * c-decl.c (store_parm_decls): Update.
11406 * local-alloc.c (combine_regs): Update.
11407 (find_free_reg): Update.
11408 * function.c (assign_parms_augmented_arg_list): Update.
11409 (assign_parm_find_data_types): Update.
11410 (assign_parms): Update.
11411 (allocate_struct_function): Update.
11412 (expand_function_start): Update.
11413 (expand_function_end): Update.
11414 (get_arg_pointer_save_area): Update.
11415 (thread_prologue_and_epilogue_insns): Update.
11416 (rest_of_match_asm_constraints): Update.
11417 * stor-layout.c (variable_size): Update.
11418 * gcse.c (gcse_main): Update.
11419 (bypass_jumps): Update.
11420 * gimplify.c (gimplify_function_tree): Update.
11421 * calls.c (emit_call_1): Update.
11422 (expand_call): Update.
11423 * bt-load.c (compute_defs_uses_and_gen): Update.
11424 * except.c (sjlj_assign_call_site_values): Update.
11425 (sjlj_emit_function_enter): Update.
11426 (can_throw_external): Update.
11427 (set_nothrow_function_flags): Update.
11428 (expand_builtin_unwind_init): Update.
11429 (expand_eh_return): Update.
11430 (convert_to_eh_region_ranges): Update.
11431 (output_function_exception_table): Update.
11432 * emit-rtl.c (gen_tmp_stack_mem): Update.
11433 * cfgexpand.c (expand_used_vars): Update.
11434 (tree_expand_cfg): Update.
11435 * cfgcleanup.c (rest_of_handle_jump): Update.
11436 * explow.c (allocate_dynamic_stack_space): Update.
11437 * varasm.c (assemble_start_function): Update.
11438 (force_const_mem): Update.
11439 (mark_constant_pool): Update.
11440 * tree-optimize.c (tree_rest_of_compilation): Update.
11441 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
11442 * tree-cfg.c (notice_special_calls): Update.
11443 (is_ctrl_altering_stmt): Update.
11444 (tree_can_make_abnormal_goto): Update.
11445 (tree_purge_dead_abnormal_call_edges): Update.
11446 * config/alpha/predicates.md: Update.
11447 * config/alpha/alpha.c (alpha_sa_mask): Update.
11448 (alpha_sa_size): Update.
11449 (alpha_does_function_need_gp): Update.
11450 (alpha_expand_prologue): Update.
11451 (alpha_start_function): Update.
11452 (alpha_output_function_end_prologue): Update.
11453 (alpha_expand_epilogue): Update.
11454 * config/frv/frv.c (frv_stack_info): Update.
11455 (frv_expand_epilogue): Update.
11456 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
11457 (s390_register_info): Update.
11458 (s390_frame_info): Update.
11459 (s390_init_frame_layout): Update.
11460 (s390_can_eliminate): Update.
11461 (save_gprs): Update.
11462 * config/spu/spu.c (spu_split_immediate): Update.
11463 (need_to_save_reg): Update.
11464 (spu_expand_prologue): Update.
11465 (spu_expand_epilogue): Update.
11466 * config/sparc/sparc.md: Update.
11467 * config/sparc/sparc.c (eligible_for_return_delay): Update.
11468 (sparc_tls_got): Update.
11469 (legitimize_pic_address): Update.
11470 (sparc_emit_call_insn): Update.
11471 (sparc_expand_prologue): Update.
11472 (output_return): Update.
11473 (print_operand): Update.
11474 (sparc_function_ok_for_sibcall): Update.
11475 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
11476 * config/m32r/m32r.md: Update.
11477 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
11478 (m32r_compute_frame_size): Update.
11479 (m32r_expand_prologue): Update.
11480 (m32r_expand_epilogue): Update.
11481 (m32r_legitimize_pic_address): Update.
11482 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
11483 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
11484 * config/i386/i386.c (ix86_frame_pointer_required): Update.
11485 (gen_push): Update.
11486 (ix86_save_reg): Update.
11487 (ix86_compute_frame_layout): Update.
11488 (ix86_expand_prologue): Update.
11489 (ix86_expand_epilogue): Update.
11490 * config/sh/sh.c (output_stack_adjust): Update.
11491 (calc_live_regs): Update.
11492 (sh5_schedule_saves): Update.
11493 (sh_expand_prologue): Update.
11494 (sh_expand_epilogue): Update.
11495 (sh_setup_incoming_varargs): Update.
11496 (sh_allocate_initial_value): Update.
11497 (sh_get_pr_initial_val): Update.
11498 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
11499 * config/sh/sh.md (label:): Update.
11500 * config/avr/avr.c (out_movhi_mr_r): Update.
11501 * config/crx/crx.h (enum): Update.
11502 * config/xtensa/xtensa.h (along): Update.
11503 * config/stormy16/stormy16.c Update.
11504 (xstormy16_compute_stack_layout): Update.
11505 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
11506 (fr30_expand_prologue): Update.
11507 * config/cris/cris.c (cris_conditional_register_usage): Update.
11508 (cris_reg_saved_in_regsave_area): Update.
11509 (cris_initial_frame_pointer_offset): Update.
11510 (cris_simple_epilogue): Update.
11511 (cris_expand_prologue): Update.
11512 (cris_expand_epilogue): Update.
11513 (cris_expand_pic_call_address): Update.
11514 (cris_asm_output_symbol_ref): Update.
11515 (cris_asm_output_label_ref): Update.
11516 * config/cris/cris.md Update.
11517 * config/iq2000/iq2000.c (compute_frame_size): Update.
11518 (iq2000_expand_epilogue): Update.
11519 * config/mt/mt.h (save_direction): Update.
11520 * config/mn10300/mn10300.c (mn10300_function_value): Update.
11521 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
11522 (ia64_secondary_reload_class): Update.
11523 * config/m68k/m68k.c (m68k_save_reg): Update.
11524 (m68k_expand_prologue): Update.
11525 (m68k_expand_epilogue): Update.
11526 (legitimize_pic_address): Update.
11527 * config/rs6000/rs6000.c (rs6000_got_register): Update.
11528 (first_reg_to_save): Update.
11529 (first_altivec_reg_to_save): Update.
11530 (compute_vrsave_mask): Update.
11531 (compute_save_world_info): Update.
11532 (rs6000_stack_info): Update.
11533 (spe_func_has_64bit_regs_p): Update.
11534 (rs6000_ra_ever_killed): Update.
11535 (rs6000_emit_eh_reg_restore): Update.
11536 (rs6000_emit_allocate_stack): Update.
11537 (rs6000_emit_prologue): Update.
11538 (rs6000_emit_epilogue): Update.
11539 (rs6000_output_function_epilogue): Update.
11540 (output_profile_hook): Update.
11541 (rs6000_elf_declare_function_name): Update.
11542 * config/rs6000/rs6000.h (rs6000_args): Update.
11543 * config/rs6000/rs6000.md: Update.
11544 * config/mcore/mcore.c (mcore_expand_prolog): Update.
11545 * config/arc/arc.c (arc_output_function_epilogue): Update.
11546 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
11547 * config/darwin.c (machopic_function_base_name): Update.
11548 * config/score/score3.c (score3_compute_frame_size): Update.
11551 (score3_epilogue): Update.
11552 * config/score/score7.c (score7_compute_frame_size): Update.
11553 (score7_prologue): Update.
11554 (score7_epilogue): Update.
11555 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
11556 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
11557 * config/arm/arm.c (use_return_insn): Update.
11558 (require_pic_register): Update.
11559 (arm_load_pic_register): Update.
11560 (arm_compute_save_reg0_reg12_mask): Update.
11561 (arm_compute_save_reg_mask): Update.
11562 (thumb1_compute_save_reg_mask): Update.
11563 (output_return_instruction): Update.
11564 (arm_output_function_prologue): Update.
11565 (arm_output_epilogue): Update.
11566 (arm_get_frame_offsets): Update.
11567 (arm_expand_prologue): Update.
11568 (thumb_pushpop): Update.
11569 (thumb_exit): Update.
11570 (thumb1_expand_prologue): Update.
11571 (thumb1_expand_epilogue): Update.
11572 (arm_unwind_emit): Update.
11573 (arm_output_fn_unwind): Update.
11574 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
11575 * config/arm/arm.md: Update.
11576 * config/pa/pa.md: Update.
11577 * config/pa/pa.c (legitimize_pic_address): Update.
11578 (compute_frame_size): Update.
11579 (hppa_expand_prologue): Update.
11580 (hppa_expand_epilogue): Update.
11581 (borx_reg_operand): Update.
11582 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
11583 (HARD_REGNO_RENAME_OK): Update.
11584 * config/mips/mips.c (mips_global_pointer): Update.
11585 (mips_save_reg_p): Update.
11586 (mips_compute_frame_info): Update.
11587 (mips_frame_pointer_required): Update.
11588 (mips_expand_prologue): Update.
11589 (mips_expand_epilogue): Update.
11590 (mips_can_use_return_insn): Update.
11591 (mips_reorg_process_insns): Update.
11592 * config/v850/v850.c (compute_register_save_size): Update.
11593 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
11594 * config/mmix/mmix.c (along): Update.
11595 (mmix_expand_epilogue): Update.
11596 * config/bfin/bfin.c (legitimize_pic_address): Update.
11597 (must_save_p): Update.
11598 (stack_frame_needed_p): Update.
11599 (add_to_reg): Update.
11600 (bfin_expand_prologue): Update.
11601 * stmt.c (expand_asm_operands): Update.
11602 * reload1.c (reload): Update.
11603 (init_elim_table): Update.
11605 2008-04-25 Bob Wilson <bob.wilson@acm.org>
11607 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
11609 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
11611 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
11612 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
11613 (mov<mode>): Removed.
11614 (*movv4sf_internal): Likewise.
11615 (*movv2df_internal): Likewise.
11617 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
11619 * config.gcc (crx-*-elf): Remove deprecation.
11621 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
11623 * config/i386/cygming-crtend.c (register_frame_ctor): Register
11624 __gcc_deregister_frame with atexit.
11625 (deregister_frame_dtor): Remove.
11627 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
11628 Nathan Sidwell <nathan@codesourcery.com>
11630 * config/rs6000/rs6000.opt (mspe): Remove Var property.
11632 * config/rs6000/rs6000.h (rs6000_spe): Declare.
11633 (rs6000_isel): Likewise.
11634 * config/rs6000/rs6000.c (rs6000_spe): New variable.
11635 (rs6000_isel): New variable.
11636 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
11638 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11641 * c-common.c (handle_vector_size_attribute): Call
11642 lang_hooks.types.reconstruct_complex_type instead of
11643 reconstruct_complex_type.
11644 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
11645 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
11646 * langhooks.h (struct lang_hooks_for_types): Add
11647 reconstruct_complex_type hook.
11648 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
11649 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
11651 2008-04-24 Richard Guenther <rguenther@suse.de>
11653 * c-common.h (check_builtin_function_arguments): Declare.
11654 * c-common.c (validate_nargs): New function.
11655 (check_builtin_function_arguments): Likewise.
11656 * c-typeck.c (build_function_call): Call
11657 check_builtin_function_arguments.
11658 * builtins.c (fold_builtin_classify): Remove error reporting code.
11659 (fold_builtin_unordered_cmp): Likewise.
11660 (fold_builtin_1): Likewise.
11661 (fold_builtin_n): Likewise.
11663 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11665 PR tree-optimization/36008
11666 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
11667 the original op1, rather than delta by step.
11669 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
11670 Sebastian Pop <sebastian.pop@amd.com>
11672 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
11673 eliminate_local_variables_stmt, eliminate_local_variables,
11674 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
11675 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
11676 of code delimited by two edges in the CFG.
11677 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
11678 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
11679 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
11680 the case of parallelisation of reductions.
11681 (expr_invariant_in_region_p): New.
11683 * tree-flow.h (gather_blocks_in_sese_region): Declared.
11684 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
11686 2008-04-24 Ira Rosen <irar@il.ibm.com>
11687 Richard Guenther <rguenther@suse.de>
11689 PR tree-optimization/36034
11690 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
11691 incapable of dealing with loads with gaps.
11693 2008-04-24 Rafael Espindola <espindola@google.com>
11695 * tree-flow.h (vrp_evaluate_conditional): Change signature.
11696 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11697 vrp_evaluate_conditional.
11698 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
11699 (vrp_evaluate_conditional): Split the cond argument.
11700 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
11701 (simplify_stmt_for_jump_threading): Update call to
11702 vrp_evaluate_conditional.
11704 2008-04-24 Ira Rosen <irar@il.ibm.com>
11706 PR tree-optimization/35982
11707 * tree-vect-analyze.c (vect_check_interleaving): Check that the
11708 interleaved data-refs are of the same type.
11710 2008-04-24 Danny Smith <dannysmith@users.net>
11712 * c-format.c (check_format_info_main): Use strncmp rather than a
11713 magic prefix to handle multichar length specs.
11714 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
11715 Don't prefix "I64" and "I32" with '\0'.
11717 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11720 * config/i386/i386.c (init_cumulative_args): Don't pass anything
11721 in registers for -m32 only if stdarg_p (fntype).
11723 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
11725 PR rtl-optimization/36006
11726 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
11727 temp to op0 in order to avoid invalid rtx sharing.
11729 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
11731 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
11732 check TREE_INVARIANT.
11733 * tree-gimple.c (is_gimple_address): New.
11734 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
11735 * tree-gimple.h (is_gimple_address): New.
11736 * tree.h (decl_address_invariant_p): New.
11737 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
11738 (build_string): Likewise.
11739 (decl_address_invariant_p): New, from is_gimple_invariant_address.
11740 (tree_invariant_p_1): Likewise.
11741 (save_expr): Use it.
11742 (tree_invariant_p): New.
11743 (skip_simple_arithmetic): Use it.
11744 (stabilize_reference_1): Use it.
11745 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
11747 (build1_stat): Drop code to compute TREE_INVARIANT.
11748 (build2_stat): Drop code to compute TREE_INVARIANT.
11749 (build3_stat): Drop code to compute TREE_INVARIANT.
11750 (build4_stat): Drop code to compute TREE_INVARIANT.
11751 (build5_stat): Drop code to compute TREE_INVARIANT.
11752 (build7_stat): Drop code to compute TREE_INVARIANT.
11753 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
11754 * tree.h (struct tree_base): Remove invariant_flag.
11755 (TREE_INVARIANT): Remove.
11756 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
11757 (fold_builtin_expect): Check TREE_CONSTANT.
11758 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
11759 * c-tree.h (c_expr_to_decl): Drop third parameter.
11760 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
11761 (build_c_cast): Don't set TREE_INVARIANT.
11762 (pop_init_level): Don't set TREE_INVARIANT.
11763 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
11764 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
11766 (gimplify_init_constructor): Don't set TREE_INVARIANT.
11767 (gimplify_addr_expr): Adjust comment.
11768 * tree-mudflap.c (mf_build_string):
11769 * print-tree.c (print_node): Don't print TREE_INVARIANT.
11770 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
11771 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
11772 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
11773 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
11774 * langhooks.h (struct lang_hooks): Drop third parameter from
11777 2008-04-23 Richard Guenther <rguenther@suse.de>
11779 PR tree-optimization/27799
11780 PR tree-optimization/32921
11781 PR tree-optimization/32624
11782 * tree-ssa-structalias.c (merge_smts_into): Only merge the
11783 SMTs aliases and the tag itself into the solution.
11784 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
11785 merge the points-to solution back into the SMT aliases.
11786 (may_alias_p): Use alias_set_subset_of instead of
11787 aliases_conflict_p. A pointer which points to
11788 memory with alias set zero may access any variable.
11790 2008-04-23 Richard Guenther <rguenther@suse.de>
11792 * alias.c (alias_set_subset_of): Correctly handle asking
11793 if zero is a subset of an alias set with zero child.
11794 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
11795 (compute_flow_insensitive_aliasing): Correctly walk all
11796 pointers. Do not unnecessarily union sets.
11798 2008-04-23 Richard Guenther <rguenther@suse.de>
11800 PR middle-end/36021
11801 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
11803 2008-04-22 Tomas Bily <tbily@suse.cz>
11805 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
11807 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
11809 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
11810 * tree-ssa-structalias.c (get_constraint_for): Likewise.
11811 * tree-inline.c (estimate_num_insns_1): Likewise.
11812 * varasm.c (const_hash_1, compare_constant, copy_constant)
11813 (compute_reloc_for_constant, output_addressed_constants): Likewise.
11814 * emit-rtl.c (component_ref_for_mem_expr)
11815 (set_mem_attributes_minus_bitpos): Likewise.
11816 * expr.c (highest_pow2_factor, expand_expr_real_1, )
11817 (is_aligning_offset): Likewise.
11818 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
11819 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
11820 * dojump.c (do_jump): Likewise.
11821 * builtins.c (get_pointer_alignment, get_memory_rtx)
11822 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
11823 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
11825 2008-04-23 Jakub Jelinek <jakub@redhat.com>
11827 PR rtl-optimization/36017
11828 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
11829 expanding the library call.
11831 2008-04-22 Ian Lance Taylor <iant@google.com>
11833 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
11834 than size_in_bytes.
11836 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
11838 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
11839 of LR/CTR moves for Power6.
11841 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
11843 PR middle-end/36003
11844 * passes.c (init_optimization_passes): Remove
11845 pass_fast_rtl_byte_dce.
11847 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
11850 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
11851 builtin functions to generate faster code.
11852 (_mm_cvtpu16_ps): Ditto.
11853 (_mm_cvtpi32x2_ps): Ditto.
11855 2008-04-22 Nick Clifton <nickc@redhat.com>
11857 * common.opt (ftree-loop-distribution): Add Optimization
11860 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
11861 (frv_expand_builtin_va_start): Likewise.
11863 * config/arm/arm.c (thumb_find_work_register): Fix location of
11864 argument register count.
11866 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11868 Support scheduling for ColdFire V1 and V3 microarchitecture.
11869 Improve scheduling of multiplication instructions.
11871 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
11872 (mac): New instruction attribute.
11873 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
11874 (m68k_sched_mac): New variable.
11875 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
11876 Handle cfv1 and cfv3.
11877 (max_insn_size): New static variable.
11878 (struct _sched_ib): New type.
11879 (sched_ib): New static variable.
11880 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
11881 to fields of 'struct _sched_ib sched_ib'. Update all uses.
11882 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
11884 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
11885 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
11886 new variables. Update.
11887 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
11888 Add modeling of cfv3 instruction buffer. Update.
11889 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
11890 * config/m68k/m68k.h (TUNE_CFV3): New macro.
11891 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
11892 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
11893 a particular reservation applies to.
11894 (type2): Reorganize attribute values. Rename alu to alu_reg,
11895 alu_l to alu, move_l to omove. Join move to alu. Split mul
11896 to mul_l and mul_w.
11897 (cf_ib_*): Simplify description of instruction buffer.
11898 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
11899 (cf_mem): Split into cf_mem1 and cf_mem2.
11900 (cf_v2_move_??): Rename to cfv12_alu_??.
11901 (cf_v2_move_l_??): Rename to cfv12_omove_??.
11902 (cf_v2_mul_??): Remove reservations.
11903 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
11904 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
11905 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
11907 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
11908 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
11909 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
11910 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
11911 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
11912 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
11913 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
11914 expansions of the above reservations for instructions of sizes
11917 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11919 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
11921 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
11923 * coverage.c: Include tree-pass.h.
11924 (coverage_counter_alloc): Print da_file_name to the dump file.
11926 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11928 * sbitmap.c (sbitmap_range_empty_p): New function.
11929 * sbitmap.h (sbitmap_range_empty_p): New function.
11930 * bitmap.h: Now includes obstack.h.
11932 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
11933 Kenneth Zadeck <zadeck@naturalbridge.com>
11935 * dbgcnt.def (ra_byte_scan): Added.
11936 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
11937 when the last hit happens for a counter.
11938 * timevar.def (TV_DF_BYTE_LR): New variable.
11939 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
11940 * passes.c (pass_fast_rtl_byte_dce): New pass.
11941 * fwprop.c (update_df): Added mode to call df_ref_create.
11942 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
11943 DF_REF_EXTRACT_OFFSET.
11944 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
11945 DF_BYTE_LR_OUT, df_byte_lr): New macro.
11947 (df_ref_extract): Added mode field.
11948 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
11949 DF_REF_EXTRACT_OFFSET.
11950 (DF_REF_EXTRACT_MODE): New macro.
11951 (df_byte_lr_bb_info): New structure.
11952 (df_print_byte_regset, df_compute_accessed_bytes,
11953 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
11954 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
11955 df_byte_lr_simulate_uses,
11956 df_byte_lr_simulate_artificial_refs_at_top,
11957 df_byte_lr_simulate_artificial_refs_at_end,
11958 df_compute_accessed_bytes): New function.
11959 (df_ref_create): Add parameter.
11960 (df_byte_lr_get_bb_info): New inline function.
11961 * df-scan.c (df_ref_record, df_uses_record,
11962 df_ref_create_structure): Added mode parameter.
11963 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
11964 df_defs_record, df_uses_record, df_get_conditional_uses,
11965 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
11966 df_entry_block_defs_collect, df_exit_block_uses_collect):
11967 Added mode parameter to calls to df_ref_record, df_uses_record,
11968 df_ref_create_structure.
11969 (df_ref_equal_p, df_ref_compare): Added test for modes.
11970 (df_ref_create_structure): Added code to set mode. Renamed
11971 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
11972 DF_REF_EXTRACT_OFFSET.
11973 * df-core.c (df_print_byte_regset): New function.
11974 * df-byte-scan.c: New file.
11975 * df-problems.c (df_rd_transfer_function): Removed unnecessary
11976 calls to BITMAP_FREE.
11977 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
11978 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
11979 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
11980 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
11981 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
11982 df_byte_lr_local_compute, df_byte_lr_init,
11983 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
11984 df_byte_lr_transfer_function, df_byte_lr_free,
11985 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
11986 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
11987 df_byte_lr_simulate_uses,
11988 df_byte_lr_simulate_artificial_refs_at_top,
11989 df_byte_lr_simulate_artificial_refs_at_end): New function.
11990 * dce.c (byte_dce_process_block): New function.
11991 (dce_process_block): au is now passed in rather than computed
11992 locally. Changed loops that look at artificial defs to not look
11993 for conditional or partial ones, because there never are any.
11994 (fast_dce): Now is able to drive byte_dce_process_block or
11995 dce_process_block depending on the kind of dce being done.
11996 (rest_of_handle_fast_dce): Add parameter to fast_dce.
11997 (rest_of_handle_fast_byte_dce): New function.
11998 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
11999 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
12001 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
12004 * gcc.h: Added fortran options that take arguments to
12005 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
12008 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
12010 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
12011 scalarization if on the LHS and not a full access.
12013 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12015 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
12017 2008-04-18 Rafael Espindola <espindola@google.com>
12019 * tree-vrp.c (find_case_label_index): Fix the binary search.
12020 (find_case_label_range): New.
12021 (vrp_visit_switch_stmt): Use find_case_label_range.
12022 (simplify_switch_using_ranges): Use find_case_label_range.
12024 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
12026 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
12027 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
12029 2008-04-18 Tom Tromey <tromey@redhat.com>
12032 * doc/cpp.texi (Implementation-defined behavior): Mention
12035 2008-04-18 Ian Lance Taylor <iant@google.com>
12037 * fold-const.c (pointer_may_wrap_p): New static function.
12038 (fold_comparison): Add another test for pointer overflow. Use
12039 pointer_may_wrap_p to disable some false positives.
12041 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
12043 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
12044 (fname_as_string): Match updated cpp_interpret_string prototype.
12045 (fix_string_type): Support char16_t* and char32_t*.
12046 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
12047 derivative) nodes. Register as builtin if C++0x.
12048 (c_parse_error): Support CPP_CHAR{16,32}.
12049 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
12050 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
12051 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
12052 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
12053 CTI_CHAR32_ARRAY_TYPE>: New elements.
12054 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
12055 char32_type_node, signed_char32_type_node, char16_array_type_node,
12056 char32_array_type_node): New defines.
12057 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
12058 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
12059 (lex_string): Support CPP_STRING{16,32}, match updated
12060 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
12061 (lex_charconst): Support CPP_CHAR{16,32}.
12062 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
12063 and CPP_STRING{16,32}.
12065 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
12068 * aclocal.m4: Regenerate.
12069 * configure: Regenerate.
12071 2008-04-18 Jan Hubicka <jh@suse.cz>
12073 * except.c (dw2_size_of_call_site_table,
12074 sjlj_size_of_call_site_table): Use vector API for call_site_record.
12076 * cgraphbuild.c (build_cgraph_edges): Update.
12077 * tree-pass.h: Update comment.
12078 * final.c (leaf_function_p): Update.
12079 (leaf_renumber_regs): Update.
12080 (rest_of_clean_state): Update.
12081 * omp-low.c (expand_omp_parallel): Update.
12082 * ipa-reference.c (analyze_function): Update.
12083 * reorg.c (find_end_label): Update.
12084 (optimize_skip): Update.
12085 (fill_simple_delay_slots): Update.
12086 (fill_simple_delay_slots): Update.
12087 (make_return_insns): Update.
12088 (dbr_schedule): Update.
12089 * gimple-low.c (record_vars_into): Update.
12090 * cfgbuild.c (make_edges): Update.
12091 * function.c (assign_stack_local): Update.
12092 (assign_parm_adjust_stack_rtl): Update.
12093 (locate_and_pad_parm): Update.
12094 (allocate_struct_function): Do not initialize stack_alignment_needed
12095 and preferred_stack_boundary here.
12096 (stack_protect_prologue): Update.
12097 (stack_protect_epilogue): Update.
12098 (expand_function_start): Initialize stack_alignment_needed,
12099 preferred_stack_boundary and max_jumptable_ents.
12100 (expand_function_end): Update.
12101 (free_after_compilation): Do not NULLify epilogue_delay_list.
12102 * function.h (struct rtl_data): Add stack_protect_guard,
12103 stack_alignment_needed,
12104 preferred_stack_boundary, epilogue_delay_list.
12105 (struct function): Remove value_histograms, stack_alignment_needed,
12106 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
12108 unexpanded_var_list, stack_protect_guard.
12109 (current_function_epilogue_delay_list): Remove.
12110 * ipa-type-escape.c (analyze_function): Update.
12111 * gimplify.c (pop_gimplify_context): Update comment.
12112 * calls.c (expand_call): Update.
12113 (emit_library_call_value_1): Update.
12114 * except.c (set_nothrow_function_flags): Update.
12115 * cfgexpand.c (get_decl_align_unit): Update.
12116 (create_stack_guard): Update.
12117 (estimated_stack_frame_size): Update.
12118 (expand_used_vars): Update.
12119 (tree_expand_cfg): Free histogram earliers, init expansion variables.
12120 * explow.c (allocate_dynamic_stack_space): Update.
12121 * tree-ssa-live.c (remove_unused_locals): Update.
12122 * varasm.c (mark_constant_pool): Update.
12123 * tree-inline.c (remap_decls): Update.
12124 (initialize_cfun): Update.
12125 (declare_return_variable): Update.
12126 (inline_forbidden_p): Update.
12127 (expand_call_inline): Update.
12128 (declare_inline_vars): Update.
12129 (tree_function_versioning): Update.
12130 * tree-flow.h (value_histograms): New.
12131 (VALUE_HISTOGRAMS): New macro.
12132 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
12134 * tree-cfg.c (set_bb_for_stmt): Update.
12135 (replace_by_duplicate_decl): Update.
12136 (move_block_to_fn): Update.
12137 (new_label_mapper): Update.
12138 (dump_function_to_file): Update.
12139 * ipa-struct-reorg.c (build_data_structure): Update.
12140 * cfgrtl.c (print_rtl_with_bb): Update.
12141 * reload1.c (reload): Update.
12143 * config/i386/i386.c (setup_incoming_varargs_64,
12144 ix86_compute_frame_layout): Update.
12145 * config/arc/arc.c (arc_output_function_epilogue): Update.
12147 2008-04-18 Marius Strobl <marius@FreeBSD.org>
12149 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
12150 for FreeBSD as well.
12151 * gthr-posix95.h: Likewise.
12153 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
12155 PR rtl-optimization/35838
12156 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
12157 out the byte offset of the first subreg.
12159 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
12161 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
12162 to split_ti instead of three separate calls with single member arrays.
12163 (subti3 splitter): Ditto.
12164 (adddi3 splitter): Ditto with split_di.
12165 (subdi3 splitter): Ditto.
12166 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
12167 two separate calls with single member arrays. Swap match_dup
12168 operands 1 and 2 to better fit into the array.
12169 (negdi2 splitter): Ditto with split_di.
12170 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
12171 two separate calls with single member arrays. Swap match_dup operands
12172 6 and 7 to better fit into the array.
12174 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
12176 * config/i386/i386.c (sse_builtin_type): New.
12177 (bdesc_sse_args): Likewise.
12178 (bdesc_sse_3arg): Removed.
12179 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
12180 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
12181 IX86_BUILTIN_ROUNDPS.
12182 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
12183 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
12184 IX86_BUILTIN_ROUNDPS.
12185 (ix86_expand_sse_4_operands_builtin): Removed.
12186 (ix86_expand_sse_operands_builtin): New.
12187 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
12188 and CODE_FOR_sse4_1_roundps.
12189 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
12190 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
12192 2008-04-17 Alan Modra <amodra@bigpond.net.au>
12195 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
12196 regs before frame pop when needed. If use_backchain_to_restore_sp
12197 then load backchain into a temp reg to restore vr and vrsave. Add
12198 code to restore vr after frame pop if possible.
12200 2008-04-17 Richard Guenther <rguenther@suse.de>
12202 * tree-vn.c (expressions_equal_p): Do not check type
12203 equality or compatibility before calling operand_equal_p.
12204 * fold-const.c (operand_equal_p): Check equivalence of
12205 integer constants before bailing out due to signedness or
12206 precision differences.
12207 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
12208 spurious differences in type qualification. Ignore types
12209 for COMPONENT_REFs at all.
12211 2008-04-17 Christian Bruel <christian.bruel@st.com>
12213 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
12214 msw_skip comparison.
12216 2008-04-16 Jakub Jelinek <jakub@redhat.com>
12219 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
12222 PR tree-optimization/35899
12223 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
12224 rather than TREE_OPERAND.
12226 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
12229 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
12230 temporary registers. Change operand predicate to general_operand.
12231 (remainderxf3): Ditto.
12233 2008-04-16 Richard Guenther <rguenther@suse.de>
12235 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
12236 * tree-affine.c (aff_combination_expand): Look through some
12239 2008-04-15 Doug Kwan <dougkwan@google.com>
12241 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
12243 * tree-pretty-print.c (dump_generic_node): Ditto.
12244 * final.c (output_addr_const): Ditto.
12245 * dwarf2out.c (output_cfi): Ditto.
12246 * c-pretty-print.c (pp_c_integer_constant): Ditto.
12247 * print-rtl.c (print_rtx): Ditto.
12248 * print-tree.c (print_node_brief, print_node): Ditto.
12249 * c-common.c (match_case_to_enum_1): Ditto.
12250 * sched-vis.c (print_value): Ditto.
12251 * config/i386/i386.c (print_operand): Cast to long unsigned int
12254 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
12255 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
12256 MS Windows VirtualProtect function.
12258 2008-04-15 Jan Hubicka <jh@suse.cz>
12260 * gengtype.c (write_root): Param_is argument is OK.
12261 * expr.c (expand_expr_real_1): Update call of get_exception_*.
12262 * function.h: Include varray.h
12263 (rtl_eh): New stucture based on except.c one.
12264 (call_site_record): New forward declaration and vector type.
12265 * calls.c (emit_call_1): Do not call
12266 note_current_region_may_contain_throw.
12267 * except.c (eh_status): Remove cur_region, try_region since they are
12269 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
12270 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
12271 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
12272 Remove call_site_data_used, call_site_data_size.
12273 Turn call_site_record into vector in function.h.
12274 (note_current_region_may_contain_throw): Remove.
12275 (get_exception_pointer, get_exception_filter): Do not take struct
12276 function argument; update.
12277 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
12278 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
12279 build_post_landing_pads, dw2_build_landing_pads,
12280 sjlj_assign_call_site_values, sjlj_mark_call_sites,
12281 sjlj_emit_function_enter, sjlj_emit_function_enter,
12282 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
12283 sjlj_build_landing_pads, finish_eh_generation,
12284 remove_exception_handler_label, remove_eh_handler,
12285 maybe_remove_eh_handler, add_reachable_handler,
12286 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
12287 add_action_record, collect_one_action_chain, add_call_site,
12288 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
12289 sjlj_output_call_site_table, output_function_exception_table,
12290 * except.h (note_current_region_may_contain_throw): Remove
12291 (get_exception_pointer, get_exception_filter): Do not take struct
12293 * Makefile.in (GTFILES): Put varargs before struct function.
12295 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
12297 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
12298 punt for STRING_CST.
12299 (get_constraint_for): Deal with STRING_CST here instead.
12301 2008-04-15 Richard Guenther <rguenther@suse.de>
12303 * tree-ssa-propagate.c (substitute_and_fold): Substitute
12304 statements in a basic-block with a backward walk. Do not
12305 substitute into dead statements but instead remove those.
12307 2008-04-15 Richard Guenther <rguenther@suse.de>
12309 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
12310 to zero, thus disable creation of SFTs.
12312 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
12314 * tree-predcom.c (suitable_reference_p): Return false if the
12315 reference can throw.
12317 2008-04-15 Jakub Jelinek <jakub@redhat.com>
12320 * c-decl.c (finish_decl): If extern or static var has variable
12321 size, set TREE_TYPE (decl) to error_mark_node.
12323 2008-04-15 Rafael Espindola <espindola@google.com>
12325 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
12328 2008-04-15 Richard Guenther <rguenther@suse.de>
12330 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
12331 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
12332 (visit_reference_op_load): Do walk vuse-vdef chains on
12333 vn_reference_lookup.
12334 (visit_reference_op_store): But do not here.
12335 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
12336 vn_reference_lookup.
12337 (vn_lookup_with_vuses): But do so here.
12339 2008-04-14 Ian Lance Taylor <iant@google.com>
12341 * fold-const.c (fold_overflow_warning): Remove assertion.
12343 2008-04-15 Ben Elliston <bje@au.ibm.com>
12345 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
12346 temp1 local variables.
12348 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
12351 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
12352 ".text.unlikely" section as executable.
12354 2008-04-14 James E. Wilson <wilson@tuliptree.org>
12356 * config/ia64/ia64.c (rtx_needs_barrier): Handle
12357 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
12358 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
12359 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
12360 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
12361 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
12362 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
12364 2008-04-14 Ian Lance Taylor <iant@google.com>
12366 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
12367 * fold-const.c (fold_comparison): If appropriate, test
12368 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
12369 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
12370 reassociating a pointer type.
12371 * doc/invoke.texi (Optimize Options): Document that
12372 -fstrict-overflow applies to pointer wraparound.
12374 2008-04-13 Jan Hubicka <jh@suse.cz>
12376 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
12378 2008-04-12 Andrew Pinski <pinskia@gmail.com>
12380 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
12381 we are going to "save the world".
12383 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
12385 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
12386 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
12387 operand 0 constraint, not "=".
12389 2008-04-11 James E. Wilson <wilson@tuliptree.org>
12391 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
12393 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
12395 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
12396 of size of positions_needed * CHAR_BIT.
12398 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
12400 PR middle-end/35897
12401 * dse.c (store_info): Change positions_needed to unsigned
12403 (lowpart_bitmask): New.
12404 (record_store): Cast to unsigned HOST_WIDE_INT for
12405 positions_needed. Assert width <= size of positions_needed *
12406 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
12407 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
12408 lowpart_bitmask to set mask.
12410 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12412 * config/bfin/constraints.md: New file.
12413 * config/bfin/bfin.md: Include it.
12414 (adddi3): Use satisfies_constraint functions instead of the old macros.
12415 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
12416 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
12417 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
12418 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
12419 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
12420 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
12421 EXTRA_CONSTRAINT): Delete.
12422 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
12423 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
12425 * config/bfin/bfin.c: Include "tm-constrs.h".
12426 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
12427 Use satisfies_constraint functions instead of the old macros.
12428 * doc/md.texi (Blackfin Constraints): Update file name reference.
12430 2008-04-11 Richard Guenther <rguenther@suse.de>
12432 PR tree-optimization/35869
12433 * tree-vrp.c (execute_vrp): Move switch statement update after
12434 jump threading. Schedule another cfg cleanup run.
12436 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
12439 * attribs.c (decl_attributes): Return early on errorneous node.
12441 2008-04-10 Oleg Ryjkov <olegr@google.com>
12443 * tree.h (struct tree_base): Added a new flag default_def_flag.
12444 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
12446 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
12448 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
12450 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12453 * pa.md: Define mode iterator P. Define mode attribute dwc.
12454 (dcacheflush): Update pattern to use iterator P and attribute dwc.
12455 (icacheflush): Likewise.
12456 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
12457 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
12459 2008-04-11 Ben Elliston <bje@au.ibm.com>
12461 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
12463 2008-04-10 Rafael Espindola <espindola@google.com>
12465 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
12466 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
12467 (extract_range_from_expr): The same.
12469 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
12471 * config/mips/mips.md (GPR2): New mode iterator.
12472 (seq): Add comment.
12473 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
12474 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
12475 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
12476 Rewrite these to take two modes, the mode of comparison and the
12477 mode of the destination.
12478 * config/mips/mips.c (mips_expand_scc): Instead of having
12479 paradoxical subreg as destination, expand "narrowing" scc if mode
12480 of comparison is SI and target is requested in DI mode.
12481 (mips_emit_int_order_test): Update comment. Make mode of
12482 comparison match CMP0 rather than TARGET. When creating inverse
12483 target use mode of TARGET.
12485 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
12487 * gcov-dump.c (tag_summary): Only print summaries for the first
12488 GCOV_COUNTERS_SUMMABLE counters.
12490 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
12492 * config/i386/i386.md (absneg): New code iterator.
12493 (absnegprefix): New code attribute.
12494 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
12495 patterns using absneg code iterator.
12496 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
12497 using absneg code iterator.
12498 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
12499 *neg<mode>2 patterns using absneg code iterator.
12500 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
12501 *negextendsfdf2 patterns using absneg code iterator.
12502 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
12503 *negextendsfxf2 patterns using absneg code iterator.
12504 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
12505 *negextendsfdf2 patterns using absneg code iterator.
12506 * config/i386/sse.md (<code><mode>2): Macroize expander from
12507 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
12509 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
12511 * config/s390/s390.h: Remove the remains of the recent search
12512 & replace action of current_function_outgoing_args_size.
12514 2008-04-10 Ira Rosen <irar@il.ibm.com>
12516 PR tree-optimization/35821
12517 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
12518 NEW_STMT_LIST is not NULL.
12520 2008-04-09 David Edelsohn <edelsohn@gnu.org>
12523 * toplev.c (process_options): Remove -ffunction-sections debugging
12526 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
12528 PR middle-end/PR28690
12529 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
12530 than gen_rtx_fmt_ee to perform more canonicalizations.
12532 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12535 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
12537 2008-04-09 Richard Guenther <rguenther@suse.de>
12539 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
12540 (dump_function_to_file): Dump function arguments with types.
12542 2008-04-08 Richard Guenther <rguenther@suse.de>
12544 * fold-const.c (fold_widened_comparison): Do not allow
12545 sign-changes that change the result.
12547 2008-04-08 Janis Johnson <janis187@us.ibm.com>
12550 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
12551 kinds of indirect references.
12553 2008-04-08 David Edelsohn <edelsohn@gnu.org>
12555 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
12556 GNU Fortran language string.
12558 2008-04-08 Rafael Espindola <espindola@google.com>
12560 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
12561 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
12562 * tree.h (tree_call_nonnegative_warnv_p): New.
12564 2008-04-08 Jan Hubicka <jh@suse.cz>
12566 * function.c (free_after_compilation): Clear out regno_reg_rtx
12569 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
12572 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
12574 PR middle-end/PR28690
12575 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
12576 same precedence as REG_POINTER and MEM_POINTER operands.
12578 2008-04-08 Richard Guenther <rguenther@suse.de>
12580 PR middle-end/35834
12581 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
12582 for adding index to base.
12584 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
12586 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
12587 (MINGW_ENABLE_EXECUTE_STACK): New.
12588 (IN_LIBGCC2): For libgcc include windows.h file for
12589 function declarations.
12591 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
12593 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
12594 and tem2 if tem1 is not a REG or MULT.
12596 2008-04-08 Jan Hubicka <jh@suse.cz>
12598 * function.h (incomming_args): Break out of struct function.
12599 (function_subsections): Break out of struct function.
12600 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
12601 return_rtx and hard_reg_initial_vals from struct function.
12602 Kill inl_max_label_num.
12603 (current_function_pops_args, current_function_args_info,
12604 current_function_args_size, current_function_args_size,
12605 current_function_pretend_args_size,
12606 current_function_outgoing_args_size,
12607 current_function_internal_arg_pointer, current_function_return_rtx):
12608 Kill compatibility accestor macros.
12609 * builtins.c (expand_builtin_apply_args_1): Update.
12610 (expand_builtin_next_arg): Update.
12611 * df-scan.c (df_get_call_refs): Update.
12612 * dbxout.c (dbxout_function_end): Update.
12613 * dwarf2out.c (dwarf2out_switch_text_section): Update.
12614 (output_line_info): Update.
12615 (secname_for_decl): Update.
12616 (dwarf2out_var_location): Update.
12617 * function.c (free_after_compilation): Update.
12618 (assign_parm_find_stack_rtl): Update.
12619 (assign_parms): Update.
12620 (expand_dummy_function_end): Update.
12621 (expand_function_end): Update.
12622 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
12623 (expand_call): Update.
12624 (emit_library_call_value_1): Update.
12625 (store_one_arg): Update.
12626 * varasm.c (initialize_cold_section_name): Update.
12627 (unlikely_text_section): Update.
12628 (unlikely_text_section_p): Update.
12629 (assemble_start_function): Update.
12630 (assemble_end_function): Update.
12631 (default_section_type_flags): Update.
12632 (switch_to_section): Update.
12633 * integrate.c (set_decl_abstract_flags): Update.
12634 (get_hard_reg_initial_val): Update.
12635 (has_hard_reg_initial_val): Update.
12636 (allocate_initial_values): Update.
12637 * resource.c (init_resource_info): Update.
12638 * config/alpha/alpha.c (NUM_ARGS): Update.
12639 (direct_return): Update.
12640 (alpha_va_start): Update.
12641 (alpha_sa_size): Update.
12642 (alpha_initial_elimination_offset): Update.
12643 (alpha_expand_prologue): Update.
12644 (alpha_start_function): Update.
12645 (alpha_expand_epilogue): Update.
12646 (unicosmk_initial_elimination_offset):
12647 * config/alpha/alpha.md (call expander): Update.
12648 * config/s390/s390.c (s390_register_info): Update.
12649 (s390_register_info): Update.
12650 (s390_frame_info): Update.
12651 (s390_initial_elimination_offset): Update.
12652 (s390_build_builtin_va_list): Update.
12653 (s390_va_start): Update.
12654 * config/spu/spu.c (direct_return): Update.
12655 (spu_expand_prologue): Update.
12656 (spu_initial_elimination_offset): Update.
12657 (spu_build_builtin_va_list): Update.
12658 (spu_va_start): Update.
12659 * config/sparc/sparc.c (sparc_init_modes): Update.
12660 (sparc_compute_frame_size): Update.
12661 (function_value): Update.
12662 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
12663 * config/i386/i386.md (return expander): Update.
12664 * config/i386/i386.c (ix86_va_start): Update.
12665 (ix86_can_use_return_insn_p): Update.
12666 (ix86_compute_frame_layout): Update.
12667 (ix86_expand_epilogue): Update.
12668 * config/sh/sh.c (output_stack_adjust): Update.
12669 (calc_live_regs): Update.
12670 (sh_expand_prologue): Update.
12671 (sh_builtin_saveregs): Update.
12672 (sh_va_start): Update.
12673 (initial_elimination_offset): Update.
12674 (sh_allocate_initial_value): Update.
12675 (sh_function_ok_for_sibcall): Update.
12676 (sh_get_pr_initial_val): Update.
12677 * config/sh/sh.md (return expander): Update.
12678 * config/avr/avr.c (frame_pointer_required_p): UPdate.
12679 * config/crx/crx.c (crx_compute_frame): UPdate.
12680 (crx_initial_elimination_offset): UPdate.
12681 * config/xtensa/xtensa.c (compute_frame_size): Update
12682 (xtensa_builtin_saveregs): Update.
12683 (xtensa_va_start): Update.
12684 (order_regs_for_local_alloc): Update.
12685 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
12686 (xstormy16_expand_builtin_va_start): Update.
12687 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
12688 * config/m68hc11/m68hc11.md (return expanders): Update.
12689 * config/m68hc11/m68hc11.c (expand_prologue): Update.
12690 (expand_epilogue): Update.
12691 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
12692 (cris_simple_epilogue): Update.
12693 (cris_expand_prologue): Update.
12694 (cris_expand_epilogue): Update.
12695 * config/iq2000/iq2000.c (iq2000_va_start): Update.
12696 (compute_frame_size): Update.
12697 * config/mt/mt.c (mt_compute_frame_size): Update.
12698 * config/mn10300/mn10300.c (expand_prologue): Update.
12699 (expand_epilogue): Update.
12700 (initial_offset): Update.
12701 (mn10300_builtin_saveregs):
12702 * config/mn10300/mn10300.md (return expander): Update.
12703 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
12704 (ia64_initial_elimination_offset): Update.
12705 (ia64_initial_elimination_offset): Update.
12706 (ia64_expand_prologue): Update.
12707 * config/m68k/m68k.md (return expander): Update.
12708 * config/rs6000/rs6000.c (rs6000_va_start): Update.
12709 (rs6000_stack_info): Update.
12710 * config/mcore/mcore.c (layout_mcore_frame): Update.
12711 (mcore_expand_prolog): Update.
12712 * config/arc/arc.c (arc_compute_frame_size): Update.
12713 * config/score/score3.c (score3_compute_frame_size): Update.
12714 * config/score/score7.c (score7_compute_frame_size): Update.
12715 * config/arm/arm.c (use_return_insn): Update.
12716 (thumb_find_work_register): Update.
12717 (arm_compute_save_reg_mask): Update.
12718 (arm_output_function_prologue): Update.
12719 (arm_output_epilogue): Update.
12720 (arm_size_return_regs): Update.
12721 (arm_get_frame_offsets): Update.
12722 (arm_expand_prologue): Update.
12723 (thumb_exit): Update.
12724 (thumb_unexpanded_epilogue): Update.
12725 (thumb1_output_function_prologue): Update.
12726 * config/pa/pa.md (return expander): Update.
12727 * config/pa/pa.c (compute_frame_size): Update.
12728 (hppa_builtin_saveregs): Update.
12729 * config/mips/mips.c (mips_va_start): Update.
12730 (mips16_build_function_stub): Update.
12731 (mips_compute_frame_info): Update.
12732 (mips_restore_gp): Update.
12733 (mips_output_function_prologue): Update.
12734 (mips_expand_prologue): Update.
12735 * config/v850/v850.c (compute_frame_size): Update.
12736 (expand_prologue): * config/mmix/mmix.c (along): update.
12737 (mmix_initial_elimination_offset): update.
12738 (mmix_reorg): update.
12739 (mmix_use_simple_return): update.
12740 (mmix_expand_prologue): update.
12741 (mmix_expand_epilogue): Update.
12742 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
12743 (emit_link_insn): Update.
12745 2008-04-08 Anatoly Sokolov <aesok@post.ru>
12747 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
12748 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
12750 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
12753 2008-04-07 Jan Hubicka <jh@suse.cz>
12755 * function.h (rtl): Rename to x_rtl.
12756 (crtl): New define.
12757 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
12758 frame_offset, stack_check_probe_note, arg_pointer_save_area,
12759 used_temp_slots avail_temp_slots, temp_slot_level,
12760 nonlocal_goto_handler_labels): Update accesstors.
12761 (rtl): New global variable.
12762 (struct function): Move some fileds to rtl_data.
12763 (get_arg_pointer_save_area): Update prototype.
12764 * builtins.c (expand_builtin_setjmp_receiver): Update call of
12765 get_arg_pointer_save_area.
12766 * expr.c (init_expr): Update
12767 * function.c (get_frame_size): Update
12768 (assign_stack_local): Update
12769 (expand_function_end): Update.
12770 (get_art_pointer_save_area): Update
12772 * emit-rtl.c (rtl): Declare.
12773 (regno_reg_rtx): Declare.
12774 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
12776 (gen_reg_rtx): Update.
12777 * varasm.c (n_deferred_constatns): Update accestor.
12778 (init_varasm_status): Do not allocate varasm_status.
12779 (force_const_mem, get_pool_size, output_constant_pool): Update.
12780 * stmt.c (force_label_rtx): Do not use x_ prefixes.
12781 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
12782 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
12783 * sparc/sparc.h (INIT_EXPANDERS): Update.
12784 * ia64/ia64.h (INIT_EXPANDERS): Update.
12786 2008-04-07 James E. Wilson <wilson@tuliptree.org>
12788 * reload.c (push_secondary_reload): Add missing break to for loop.
12790 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
12792 PR middle-end/PR28690
12793 * rtlanal.c: Update copyright years.
12794 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
12795 as REG_POINTER and MEM_POINTER operands.
12796 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
12797 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
12798 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
12799 * gcse.c: Update copyright years.
12800 (pre_delete): Call gen_reg_rtx_and_attrs.
12801 (hoist_code): Likewise.
12802 (build_store_vectors): Likewise.
12803 (delete_store): Likewise.
12804 * loop-invariant.c (move_invariant_reg): Likewise.
12805 Update copyright years.
12807 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
12809 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
12810 control string instead of quoted.
12812 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
12814 * doc/rtl.texi: Rewrite of subreg section.
12816 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
12819 * config/i386/i386.c (legitimize_pic_address): Add treating
12820 of dllimport SYM_REF's.
12821 (legitimize_dllimport_symbol): Add prototype.
12823 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
12825 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
12826 reference in constructor with non self-referential type.
12828 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
12830 Removal of Return with Depressed Stack Pointer support
12831 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
12832 (ECF_SP_DEPRESSED): Likewise.
12833 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
12834 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
12835 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12836 (expand_call): Do not test ECF_SP_DEPRESSED.
12837 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12838 * function.c (keep_stack_depressed): Delete.
12839 (handle_epilogue_set): Likewise.
12840 (update_epilogue_consts): Likewise.
12841 (emit_equiv_load): Likewise.
12842 (thread_prologue_and_epilogue_insns): Remove support for Return with
12843 Depressed Stack Pointer.
12844 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12846 2008-04-06 Richard Guenther <rguenther@suse.de>
12848 PR tree-optimization/35400
12849 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
12850 information from SSA_NAMEs.
12852 2008-04-06 Anatoly Sokolov <aesok@post.ru>
12854 * config/avr/avr.h (avr_mega_p): Remove declaration.
12855 (AVR_MEGA): Remove macro.
12856 * config/avr/avr.c (avr_mega_p): Remove variable.
12857 (avr_override_options): Remove inicializion of avr_mega_p.
12858 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
12859 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
12860 (avr_jump_mode): (Ditto.).
12861 (avr_output_progmem_section_asm_op): (Ditto.).
12862 (avr_asm_init_sections): (Ditto.).
12863 (avr_asm_init_sections): (Ditto.).
12864 (avr_rtx_costs): (Ditto.).
12865 * config/avr/avr.md: (Ditto.).
12866 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
12869 2008-04-06 Richard Guenther <rguenther@suse.de>
12871 PR tree-optimization/35842
12872 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
12873 is_gimple_invariant_address.
12875 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12877 * gcc.c (default_compilers): Sync Fortran extensions list with
12878 that in fortran/lang-specs.h.
12879 * doc/invoke.texi: Likewise.
12880 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
12881 * dwarf2out.c (gen_compile_unit_die): Likewise.
12883 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
12885 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
12887 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
12890 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
12891 attribute is used for nested functions.
12893 2008-04-05 Jan Hubicka <jh@suse.cz>
12895 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
12897 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
12899 (dump_files): Update.
12900 (enable_rtl_dump_file): Do not accept letter argument.
12901 * tree-pass.h (dump_file_info): Remove letter argument.
12902 * toplev.c (decode_d_option): Update -da handling.
12903 * toplev.h (enable_rtl_dump_file): Update prototype.
12904 * passes.c (register_one_dump_file): Do not accept IPA argument; work
12905 it out based on pass type.
12906 (register_dump_files_1): Likewise.
12907 (init_optimization_passes): Update register_one_dump_file calls.
12908 (execute_one_pass): Sanity check that IPA passes are called at IPA
12909 level and RTL passes at RTL level.
12910 (execute_pass_list): IPA pass can not be after or subpass of
12912 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
12913 disallov RTL subpasses of IPA subpasses.
12915 2008-04-05 Ben Elliston <bje@au.ibm.com>
12917 * tree-cfg.c (need_fake_edge_p): Return false for calls to
12918 builtins that return exactly once and do not throw. Cache call to
12921 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
12923 PR rtl-optimization/34916
12924 PR middle-end/35519
12925 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
12926 between instruction pairs.
12928 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
12930 * doc/invoke.texi: Document -mbitops for SH.
12931 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
12932 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
12933 * config/sh/sh.c (print_operand): Add %t operand code.
12934 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
12935 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
12936 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
12937 (extendqihi2): Likewise.
12938 (movqi_i): Likewise.
12939 (insv): Use bset, bclr and bst instructions for SH2A if possible.
12940 (extv): Use bld instruction for SH2A if possible.
12942 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
12943 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
12944 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
12945 (bset.b, bclr.b): Define peepholes.
12946 * config/sh/sh.opt (mbitops): New option.
12948 2008-04-04 Janis Johnson <janis187@us.ibm.com>
12951 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
12952 and view convert expression.
12954 2008-04-04 Jakub Jelinek <jakub@redhat.com>
12957 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12959 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
12961 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
12963 * config/i386/cpuid.h (bit_AES): New.
12964 (bit_PCLMUL): Likewise.
12966 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
12967 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
12968 SSE2 if AES or PCLMUL is enabled.
12969 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
12970 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
12971 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
12972 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
12973 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
12974 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
12975 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
12976 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
12977 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
12978 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
12979 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
12980 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
12981 __builtin_ia32_aeskeygenassist128 and
12982 __builtin_ia32_pclmulqdq128.
12983 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
12984 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
12985 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
12987 * config/i386/i386.h (TARGET_AES): New.
12988 (TARGET_PCLMUL): Likewise.
12989 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
12991 * config/i386/i386.md (UNSPEC_AESENC): New.
12992 (UNSPEC_AESENCLAST): Likewise.
12993 (UNSPEC_AESDEC): Likewise.
12994 (UNSPEC_AESDECLAST): Likewise.
12995 (UNSPEC_AESIMC): Likewise.
12996 (UNSPEC_AESKEYGENASSIST): Likewise.
12997 (UNSPEC_PCLMUL): Likewise.
12999 * config/i386/i386.opt (maes): New.
13000 (mpclmul): Likewise.
13002 * config/i386/sse.md (aesenc): New pattern.
13003 (aesenclast): Likewise.
13004 (aesdec): Likewise.
13005 (aesdeclast): Likewise.
13006 (aesimc): Likewise.
13007 (aeskeygenassist): Likewise.
13008 (pclmulqdq): Likewise.
13010 * config/i386/wmmintrin.h: New.
13012 * doc/extend.texi: Document AES and PCLMUL built-in function.
13014 * doc/invoke.texi: Document -maes and -mpclmul.
13016 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
13018 * function.c (free_after_parsing): Replace with
13019 cxx_push_function_context from C++ front-end.
13020 (allocate_struct_function): Don't call langhook.
13021 * langhooks.h (struct lang_hooks_for_functions): Delete.
13022 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
13024 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
13025 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
13026 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
13027 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
13028 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
13029 remove LANG_HOOKS_FUNCTION_INITIALIZER.
13030 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
13032 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
13033 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
13035 2008-04-04 Jakub Jelinek <jakub@redhat.com>
13038 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
13041 2008-04-04 Richard Guenther <rguenther@suse.de>
13043 PR middle-end/35823
13044 * fold-const.c (optimize_minmax_comparison): Use the correct
13045 type for the constant in the simplified comparison.
13047 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
13049 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
13050 Pass L2 size as "--param l2-cache-size" to the compiler.
13051 (decode_l2_cache): New function to decode L2 cache parameters using
13052 0x8000006 extended cpuid function.
13053 (detect_caches_amd): Determine parameters of L2 cache using
13054 decode_l2_caches function.
13055 (decode_caches_intel): Decode L2 cache parameters.
13056 (detect_caches_intel): Determine L2 cache parameters using
13057 decode_caches_intel and decode_l2_caches functions.
13059 2008-04-03 Bob Wilson <bob.wilson@acm.org>
13061 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
13062 secondary input reload for subword loads from the constant pool.
13064 2008-04-03 Janis Johnson <janis187@us.ibm.com>
13067 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
13068 constants of the appropriate size for runtime calculations.
13071 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
13072 decimal-float literal constant zero.
13074 2008-04-03 Jakub Jelinek <jakub@redhat.com>
13077 * c-parser.c (c_parser_omp_atomic): Call
13078 default_function_array_conversion on the RHS.
13080 PR middle-end/35818
13081 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
13082 call is_variable_sized if decl has incomplete type.
13084 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
13086 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
13088 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
13090 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
13092 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
13093 (sgt<u>): Merge sgt and sgtu into new expander.
13094 (sgt, sgtu): Remove expanders.
13095 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
13096 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
13097 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
13098 *sgtu_<mode>_mips16 into new pattern.
13099 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
13100 (sge<u>): Merge sge and sgeu into new expander.
13101 (sge, sgeu): Remove expanders.
13102 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
13104 (*sge_<mode>, second *sge_<mode>): Remove patterns.
13105 (slt<u>): Merge slt and sltu into new expander.
13106 (slt, sltu): Remove expanders.
13107 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
13108 (*slt_<mode>, *sltu_<mode>): Remove patterns.
13109 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
13110 *sltu_<mode>_mips16 into new pattern.
13111 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
13112 (sle<u>): Merge sle and sleu into new expander.
13113 (sle, sleu): Remove expanders.
13114 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
13115 (*sle_<mode>, *sleu_<mode>): Remove patterns.
13116 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
13117 *sleu_<mode>_mips16 into new pattern.
13118 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
13120 2008-04-03 Jan Hubicka <jh@suse.cz>
13122 PR tree-optimization/35795
13123 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
13124 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13125 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
13126 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
13127 * score/score3.c (score3_output_mi_thunk): Likewise.
13128 * score/score7.c (score7_output_mi_thunk): Likewise.
13129 * mips/mips.c (mips_output_mi_thunk): Likewise.
13131 2008-04-03 Richard Guenther <rguenther@suse.de>
13133 * tree-vrp.c (extract_range_from_unary_expr): Handle all
13134 conversions. Simplify code.
13136 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
13138 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
13140 2008-04-03 Tom Tromey <tromey@redhat.com>
13141 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13143 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
13144 * config/bfin/t-bfin-linux (generated_files): Add
13145 linux-sysroot-suffix.h.
13146 * doc/install.texi (Prerequisites): Require make 3.80.
13147 * doc/sourcebuild.texi (Front End Directory): Document new
13149 * Makefile.in (generated_files): New variable.
13150 (ALL_HOST_OBJS): New variable.
13151 ($(ALL_HOST_OBJS)): New target.
13153 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
13155 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
13156 (remap_block): Call id->transform_lang_insert_block instead
13158 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
13159 Set id.transform_lang_insert_block to NULL.
13160 (clone_body): Move to cp/optimize.c
13161 * tree-inline.h (struct copy_body_data): Change
13162 transform_lang_insert_block to function pointer.
13163 (copy_generic_body, copy_decl_no_change): Export.
13164 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
13165 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
13166 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
13168 * c-tree.h (insert_block): Kill.
13169 * c-decl.c (insert_block): Kill.
13171 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
13173 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
13174 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
13175 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
13177 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
13178 argument, call {push,pop}_function_context from here.
13179 * c-parser.c: Use c_{push,pop}_function_context.
13181 * function.c (push_function_context_to): Move meat ...
13182 (push_function_context): ... here. Simplify.
13183 * function.c (pop_function_context_from): Move meat ...
13184 (pop_function_context): ... here. Simplify.
13185 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
13187 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
13188 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
13189 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
13190 * tree.h (push_function_context_to, pop_function_context_from): Remove.
13192 2008-04-03 Ben Elliston <bje@au.ibm.com>
13194 * expmed.c (extract_force_align_mem_bit_field): Remove.
13196 2008-04-03 Richard Guenther <rguenther@suse.de>
13198 PR middle-end/35800
13199 * expr.h (try_casesi): Adjust prototype.
13200 * expr.c (try_casesi): Take fallback label as extra parameter.
13201 Use that for gen_casesi if default_label is NULL.
13202 * stmt.c (expand_case): Pass fallback label to try_casesi,
13203 make sure to fill gaps with a fallback label if default_label
13206 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
13209 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
13211 2008-04-03 Ben Elliston <bje@au.ibm.com>
13213 * expmed.c (extract_split_bit_field): Remove if (0) code.
13214 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
13215 (do_ds_constraint): Likewise.
13217 2008-04-02 Joseph Myers <joseph@codesourcery.com>
13219 * doc/cppopts.texi (-dU): Document.
13220 * c-common.h (flag_dump_macros): Update comment.
13221 * c-opts.c (handle_OPT_d): Handle -dU.
13222 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
13223 dump_queued_macros, cb_used_define, cb_used_undef): New.
13224 (init_pp_output): Handle -dU.
13225 (cb_line_change): Call dump_queued_macros.
13226 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
13228 2008-04-02 Anatoly Sokolov <aesok@post.ru>
13230 * config/avr/predicates.md (io_address_operand): New predicate.
13231 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
13232 * config/avr/avr.c (avr_io_address_p): Remove function.
13233 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
13234 'avr_io_address_p' function.
13235 (out_movhi_r_mr): (Ditto.).
13236 (out_movqi_mr_r): (Ditto.).
13237 (out_movhi_mr_r): (Ditto.).
13238 (avr_address_cost): (Ditto.).
13240 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
13242 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
13243 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
13244 in 32bit mode when XMM registers are available to avoid store
13246 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
13247 corresponding post-reload splitters.
13249 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
13251 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
13252 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
13253 __builtin_ia32_roundss.
13254 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
13255 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
13256 __builtin_ia32_roundss.
13257 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
13258 IX86_BUILTIN_SHUFPD here.
13260 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
13262 * config/i386/i386.md (plogic): New.
13263 (plogicprefix): Likewise.
13265 * config/i386/mmx.md (mmx_<code><mode>3): New.
13266 (mmx_and<mode>3): Removed.
13267 (mmx_ior<mode>3): Likewise.
13268 (mmx_xor<mode>3): Likewise.
13270 * config/i386/sse.md (<code><mode>3): New.
13271 (*<code><mode>3): Likewise.
13272 (*<code><mode>3): Likewise.
13273 (<code><mode>3): Likewise.
13274 (*sse_<code><mode>3): Likewise.
13275 (*sse2_<code><mode>3): Likewise.
13276 (<code>tf3): Likewise.
13277 (*<code>tf3): Likewise.
13278 (and<mode>3): Likewise.
13279 (*and<mode>3): Likewise.
13280 (ior<mode>3): Removed.
13281 (*ior<mode>3): Likewise.
13282 (xor<mode>3): Likewise.
13283 (*xor<mode>3): Likewise.
13284 (*and<mode>3): Likewise.
13285 (*ior<mode>3): Likewise.
13286 (*xor<mode>3): Likewise.
13287 (and<mode>3): Likewise.
13288 (*sse_and<mode>3): Likewise.
13289 (*sse2_and<mode>3): Likewise.
13290 (andtf3): Likewise.
13291 (*andtf3): Likewise.
13292 (ior<mode>3): Likewise.
13293 (*sse_ior<mode>3): Likewise.
13294 (*sse2_ior<mode>3): Likewise.
13295 (iortf3): Likewise.
13296 (*iortf3): Likewise.
13297 (xor<mode>3): Likewise.
13298 (*sse_xor<mode>3): Likewise.
13299 (*sse2_xor<mode>3): Likewise.
13300 (xortf3): Likewise.
13301 (*xortf3): Likewise.
13303 2008-04-02 Richard Guenther <rguenther@suse.de>
13305 PR tree-optimization/14495
13306 PR tree-optimization/34793
13307 * tree-vrp.c (struct switch_update): New structure.
13308 (to_remove_edges, to_update_switch_stmts): New VECs.
13309 (simplify_switch_using_ranges): New function. Remove not taken
13310 case labels and edges.
13311 (simplify_stmt_using_ranges): Call it.
13312 (identify_jump_threads): Mark edges we have queued for removal
13313 so we don't thread them.
13314 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
13316 * tree-cfg.c (group_case_labels): Deal with missing default label.
13317 (tree_verify_flow_info): Allow missing default label.
13318 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
13319 (emit_case_nodes): Likewise.
13320 (expand_case): Do not rely on the default label to be present.
13321 * expr.c (try_casesi): Deal with NULL default_label.
13322 (do_tablejump): Likewise.
13324 2008-04-02 Richard Guenther <rguenther@suse.de>
13326 PR tree-optimization/14495
13327 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
13328 SWITCH_EXPR here ...
13329 (vrp_visit_switch_stmt): ... but here (new function).
13330 (find_case_label_index): New helper function.
13331 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
13333 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13335 * fwprop.c: Fix ISO-C99ism.
13337 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13340 * Makefile.in (objdir): Set it here.
13341 * configure.ac: Not here. Find dynamic linker characteristics.
13342 * exec-tool.in: Use them.
13343 * aclocal.m4: Regenerate.
13344 * configure: Regenerate.
13346 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13348 * expr.c (expand_var): Delete it.
13349 * expr.h (expand_var): Delete prototype.
13350 * function.c (expand_function_start): Use expand_decl instead.
13351 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
13354 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
13356 PR rtl-optimization/35542
13357 * fwprop.c (forward_propagate_and_simplify): Replace
13358 loc_reg_mentioned_in_p with reg_mentioned_p.
13360 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13362 PR rtl-optimization/35281
13363 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
13364 (propagate_rtx_1): Handle PR_HANDLE_MEM.
13365 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
13366 (varying_mem_p): Move above propagate_rtx.
13367 (all_uses_available_at): Do not check MEMs.
13369 2008-04-02 Rafael Espindola <espindola@google.com>
13371 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
13372 (register_edge_assert_for_2): Split the cond argument.
13373 (register_edge_assert_for_1): Adjust for the change in
13374 register_edge_assert_for_2.
13375 (register_edge_assert_for): Split the cond argument.
13376 (find_switch_asserts): Adjust for the change in
13377 register_edge_assert_for.
13379 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
13381 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
13382 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
13383 offsets for 64-bit mingw.
13384 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
13385 abi for x86_64-pc-mingw.
13387 2008-04-02 Richard Guenther <rguenther@suse.de>
13389 * tree-vrp.c (extract_range_from_assert): Make sure to not
13390 produce range min/max with TREE_OVERFOW set.
13391 If merging a anti-range and a range keep the anti-range if
13392 the range covers all values of the type.
13393 (register_edge_assert_for_2): Only allow sign-changing
13394 conversions in detecting canonical range checks. Also
13395 register an assert for the unsigned name if useful.
13397 PR tree-optimization/35787
13398 * tree-vrp.c (vrp_val_max): New function.
13399 (vrp_val_min): Likewise.
13400 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
13401 (vrp_val_is_min): Likewise.
13402 (supports_overflow_infinity): Use vrp_val_{min,max}.
13403 (negative_overflow_infinity): Likewise.
13404 (positive_overflow_infinity): Likewise.
13405 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
13406 (is_positive_overflow_infinity): Likewise.
13407 (is_overflow_infinity): Likewise.
13408 (avoid_overflow_infinity): Use vrp_val_{min,max} and
13409 vrp_val_is_{min,max}.
13410 (set_and_canonicalize_value_range): Canonicalize anti-ranges
13411 to ranges if possible. Avoid empty ranges.
13413 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13415 PR middle-end/35705
13416 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
13417 the expression is a function address.
13419 2008-04-01 George Helffrich <george@gcc.gnu.org>
13421 PR fortran/35154, fortran/23057
13422 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
13423 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
13424 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
13425 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
13427 (dbxout_syms): Check for COMMON-based symbol and wrap in
13428 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
13429 in bracket for efficiency.
13431 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
13432 using DW_TAG_common_block + member offset.
13433 (add_pubname_string): New function.
13434 (dw_expand_expr): New function to find block name and offset for
13436 (common_check): New function to check whether symbol in Fortran COMMON.
13437 (gen_variable_die): If COMMON, use DW_TAG_common_block.
13439 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
13442 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
13444 2008-04-02 Ben Elliston <bje@au.ibm.com>
13446 * config/v850/v850.md (casesi): Remove if (0) code.
13447 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
13448 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
13450 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
13452 * config/i386/i386.md (rex64suffix): New mode attribute.
13453 (floathi<mode>2): Disable expander for SSE math.
13454 (*floathi<mode>2_1): New insn insn_and_split pattern.
13455 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
13456 corresponding post-reload splitters.
13457 (*floathi<mode>2_i387): New macroized insn pattern.
13458 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
13459 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
13460 insn_and_split pattern.
13461 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
13462 New macroized instruction patterns and corresponding post-reload
13464 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
13465 and corresponding post-reload splitters.
13466 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
13467 New macroized instruction patterns.
13468 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
13469 macroized instruction patterns and corresponding post-reload splitters.
13470 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
13471 corresponding post-reload splitters.
13472 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
13473 New macroized instruction patterns.
13474 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
13475 corresponding post-reload splitters.
13476 (*floatsi<mode>2_i387): New macroized instruction patterns.
13478 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
13480 * config/i386/i386.md (smaxmin): New.
13481 (umaxmin): Likewise.
13482 (maxminiprefix): Likewise.
13483 (maxminfprefix): Likewise.
13484 (<code><mode>3): Likewise.
13485 (smin<mode>3): Removed.
13486 (smax<mode>3): Likewise.
13488 * config/i386/mmx.md (mmx_<code>v2sf3): New.
13489 (mmx_<code>v4hi3): Likewise.
13490 (mmx_<code>v8qi3): Likewise.
13491 (mmx_smaxv2sf3): Removed.
13492 (mmx_sminv2sf3): Likewise.
13493 (mmx_umaxv8qi3): Likewise.
13494 (mmx_smaxv4hi3): Likewise.
13495 (mmx_uminv8qi3): Likewise.
13496 (mmx_sminv4hi3): Likewise.
13498 * config/i386/sse.md (<addsub><mode>3): New.
13499 (*<addsub><mode>3): Likewise.
13500 (<sse>_vm<addsub><mode>3): Likewise.
13501 (<maxmin><mode>3): Likewise.
13502 (*<maxmin><mode>3_finite): Likewise.
13503 (*<maxmin><mode>3): Likewise.
13504 (<sse>_vm<maxmin><mode>3): Likewise.
13505 (sse3_h<addsub>v4sf3): Likewise.
13506 (sse3_h<addsub>v2df3): Likewise.
13507 (<maxmin>v16qi3): Likewise.
13508 (*<maxmin>v16qi3): Likewise.
13509 (<maxmin>v8hi3): Likewise.
13510 (*<maxmin>v8hi3): Likewise.
13511 (*sse4_1_<maxmin><mode>3): Likewise.
13512 (*sse4_1_<maxmin><mode>3): Likewise.
13513 (add<mode>3): Removed.
13514 (*add<mode>3): Likewise.
13515 (<sse>_vmadd<mode>3): Likewise.
13516 (sub<mode>3): Likewise.
13517 (*sub<mode>3): Likewise.
13518 (<sse>_vmsub<mode>3): Likewise.
13519 (smin<mode>3): Likewise.
13520 (*smin<mode>3_finite): Likewise.
13521 (*smin<mode>3): Likewise.
13522 (<sse>_vmsmin<mode>3): Likewise.
13523 (smax<mode>3): Likewise.
13524 (*smax<mode>3_finite): Likewise.
13525 (*smax<mode>3): Likewise.
13526 (<sse>_vmsmax<mode>3): Likewise.
13527 (sse3_haddv4sf3): Likewise.
13528 (sse3_haddv2df3): Likewise.
13529 (sse3_hsubv4sf3): Likewise.
13530 (sse3_hsubv2df3): Likewise.
13531 (umaxv16qi3): Likewise.
13532 (*umaxv16qi3): Likewise.
13533 (smaxv8hi3): Likewise.
13534 (*smaxv8hi3): Likewise.
13535 (*sse4_1_smax<mode>3): Likewise.
13536 (*sse4_1_umax<mode>3): Likewise.
13537 (uminv16qi3): Likewise.
13538 (*uminv16qi3): Likewise.
13539 (sminv8hi3): Likewise.
13540 (*sminv8hi3): Likewise.
13541 (*sse4_1_smin<mode>3): Likewise.
13542 (*sse4_1_umin<mode>3): Likewise.
13544 2008-04-01 Rafael Espindola <espindola@google.com>
13546 * tree-cfg.c (verify_expr): remove in_phi.
13547 (verify_stmt): Don't call walk_tree with verify_expr. Use
13548 is_gimple_min_invariant instead of is_gimple_val.
13550 2008-04-01 Joseph Myers <joseph@codesourcery.com>
13552 * doc/include/gpl_v3.texi: Update for manpage generation.
13553 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
13555 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
13556 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
13557 gpl_v3.texi instead of gpl.texi.
13560 2008-04-01 Jakub Jelinek <jakub@redhat.com>
13563 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
13565 2008-04-01 Rafael Espindola <espindola@google.com>
13567 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
13568 (extract_code_and_val_from_cond): Use
13569 extract_code_and_val_from_cond_with_ops.
13571 2008-04-01 Jan Hubicka <jh@suse.cz>
13573 * function.c (free_after_compilation): Free epilogue_delay_list.
13574 (prepare_function_start): Assert that previous compilation was freed.
13576 2008-04-01 Jan Hubicka <jh@suse.cz>
13577 Jim Wilson <wilson@tuliptree.org>
13578 Andreas Tobler <andreast@gcc.gnu.org>
13580 PR middle-end/35781
13581 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
13582 rtl.emit instead cfun->emit.
13583 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
13584 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
13586 2008-04-01 Ben Elliston <bje@au.ibm.com>
13588 * doc/c-tree.texi (Function Basics): Fix grammatical error.
13590 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
13592 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
13594 (fprofile-use): Add var flag_profile_use
13595 * coverage.c (coverage_begin_output): Do not open a gcno file for
13596 output only if -ftest-coverage is set.
13597 Do not add getpwd() to gcda file path.
13598 (build_gcov_info): Check the new flag
13599 flag_profile_datafile_relative_path.
13600 (coverage_init): Use profile_data_prefix.
13601 Read profile counter only if flag_profile_use is set.
13602 * opts.c (common_handle_option): New option fprofile-use=,
13603 fprofile-dir=, fprofile-generate=.
13604 * toplev.c (profile_data_prefix): New variable definition.
13605 * toplev.h (profile_data_prefix): New declaration.
13606 * doc/invoke.tex (Option Summary, Optimization Options):
13609 2008-03-31 James E. Wilson <wilson@tuliptree.org>
13611 * varasm.c (output_constant_pool_1): In LABEL_REF check,
13612 use tmp consistently.
13615 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
13616 * config/ia64/ia64.c (rtx_needs_barrier): Handle
13617 UNSPEC_FR_RECIP_APPROX_RES.
13618 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
13620 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
13623 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
13625 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13627 PR middle-end/30186
13628 * fold-const.c (fold_indirect_ref_1): Support accessing non first
13629 element of the vector via a pointer.
13631 2008-03-31 Ian Lance Taylor <iant@google.com>
13633 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
13635 2008-03-31 Jan Hubicka <jh@suse.cz>
13637 * builtins.c (expand_builtin_setjmp_receiver): Update call of
13638 get_arg_pointer_save_area.
13639 * expr.c (init_expr): Just clear out rtl.expr.
13640 * function.c (free_after_compilation): Clear out whole RTL structure.
13641 (get_func_frame_size): Merge into ...
13642 (get_frame_size): ... this one.
13643 (assign_stack_local_1): Merge into ...
13644 (assign_stack_local): ... this one.
13645 (expand_function_end): Update call of get_arg_pointer_save_area.
13646 (get_art_pointer_save_area): Remove cfun argument.
13647 * function.h (emit_status): regno_pointer_align does not need length
13648 attribute. Move x_regno_reg_rtx to ...
13649 (regno_reg_rtx): ... new global array.
13650 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
13651 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
13652 apply_args_value, forced_labels, stack_pointer_delta):
13654 (struct varasm_status): Move here from varasm.c
13655 (struct rtl_data): New. Move here some fields from struct function.
13656 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
13657 frame_offset, stack_check_probe_note, arg_pointer_save_area,
13658 used_temp_slots avail_temp_slots, temp_slot_level,
13659 nonlocal_goto_handler_labels): Update accesstors.
13660 (rtl): New global variable.
13661 (struct function): Move some fileds to rtl_data.
13662 (get_arg_pointer_save_area): Update prototype.
13663 * emit-rtl.c (rtl): Declare.
13664 (regno_reg_rtx): Declare.
13665 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
13667 (gen_reg_rtx): Update.
13668 (init_virtual_regs): Do not tate emit_status argument.
13669 (init_emit): Do not allocate emit.
13670 * varasm.c (varasm_statuc): Move to function.h.
13671 (n_deferred_constatns): Update accestor.
13672 (init_varasm_status): Do not allocate varasm_status.
13673 (force_const_mem, get_pool_size, output_constant_pool): Update.
13674 * stmt.c (force_label_rtx): Do not use x_ prefixes.
13675 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
13677 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
13679 PR rtl-optimization/35729
13680 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
13683 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
13686 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
13687 load/store if memory is unaligned.
13688 (*movti_rex64): Likewise.
13690 * config/i386/predicates.md (misaligned_operand): New.
13692 2008-03-31 Andrew Pinski <pinskia@gmail.com>
13695 * tree-ssa-phiopt.c (conditional_replacement): Return early for
13698 2008-03-31 Jan Beulich <jbeulich@novell.com>
13700 * config/ia64/constraints.md: Add 'j' constraint.
13701 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
13702 (movdi_internal): Likewise.
13704 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
13707 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
13709 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
13712 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
13713 proper error message for the third argument on blendpd and
13716 * config/i386/sse.md (blendbits): New.
13717 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
13719 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
13721 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
13723 2008-03-30 Richard Guenther <rguenther@suse.de>
13725 PR middle-end/31023
13726 * fold-const.c (fold_sign_changed_comparison): Do leave
13727 conversions to base-types alone.
13729 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
13731 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
13732 the link register if one altivec register is be saved.
13734 2008-03-30 Ben Elliston <bje@au.ibm.com>
13736 * final.c (final_scan_insn): Remove if (0) code.
13738 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
13740 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
13742 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
13744 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
13745 of V4SFmode to ix86_binary_operator_ok.
13747 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
13749 * config/i386/i386.c (override_options): Initialize
13750 ix86_veclib_handler to ix86_veclibabi_svml when
13751 -mveclibabi=svml is used.
13752 (ix86_veclibabi_svml): New function for SVML ABI style
13753 vectorization support.
13754 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
13756 2008-03-28 Rafael Espindola <espindola@google.com>
13758 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
13759 (tree_binary_nonnegative_warnv_p): Make it public.
13760 (tree_single_nonnegative_warnv_p): Make it public.
13761 (tree_invalid_nonnegative_warnv_p): Make it public.
13762 (tree_unary_nonzero_warnv_p): Make it public.
13763 (tree_binary_nonzero_warnv_p): Make it public
13764 (tree_single_nonzero_warnv_p): Make it public.
13765 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
13766 (extract_range_from_binary_expr): Split the expr argument.
13767 (extract_range_from_unary_expr): Split the expr argument.
13768 (extract_range_from_comparison): Split the expr argument.
13769 (extract_range_from_expr): Use the new aux functions.
13770 (vrp_evaluate_conditional_warnv): Use
13771 vrp_evaluate_conditional_warnv_with_ops.
13772 * tree.h (tree_unary_nonzero_warnv_p): Declare.
13773 (tree_binary_nonzero_warnv_p): Declare.
13774 (tree_single_nonzero_warnv_p): Declare.
13775 (tree_expr_nonzero_warnv_p): Declare.
13776 (tree_unary_nonnegative_warnv_p): Declare.
13777 (tree_binary_nonnegative_warnv_p): Declare.
13778 (tree_single_nonnegative_warnv_p): Declare.
13779 (tree_invalid_nonnegative_warnv_p): Declare.
13781 2008-03-28 Richard Guenther <rguenther@suse.de>
13783 PR tree-optimization/30317
13784 PR tree-optimization/30911
13785 PR tree-optimization/34793
13786 * tree-vrp.c (set_and_canonicalize_value_range): New function.
13787 (struct assert_locus_d): New member EXPR.
13788 (register_new_assert_for): Add EXPR parameter to support
13789 ASSERT_EXPR <name, expr OP limit>.
13790 (register_edge_assert_for_1): Adjust callers.
13791 (find_assert_locations): Likewise.
13792 (process_assert_insertions_for): Build condition from expression.
13793 (extract_range_from_assert): Handle ASSERT_EXPRs
13794 of the form ASSERT_EXPR <name, expr OP limit>.
13795 (register_edge_assert_for_2): New helper registering
13796 asserts for comparisons. Recognize range tests of the form
13797 (unsigned)i - CST1 OP CST2.
13798 (register_edge_assert_for_1): Use it.
13799 (register_edge_assert_for): Likewise.
13800 (needs_overflow_infinity): Integer sub-types
13801 do not need overflow infinities.
13802 (vrp_val_is_max): The extreme values of integer sub-types
13803 are those of the base type.
13804 (vrp_val_is_min): Likewise.
13805 * tree.def (ASSERT_EXPR): Document extra allowed conditional
13808 2008-03-28 Nick Clifton <nickc@redhat.com>
13811 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
13812 Return GENERAL_REGS for stack adjustment reloads.
13814 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13817 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
13818 const_vector when all the vectors are constant.
13820 2008-03-27 Bob Wilson <bob.wilson@acm.org>
13822 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
13824 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
13825 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
13827 (s<code>_sf): Use new scc_sf attribute for opcode names.
13829 2008-03-27 Tom Tromey <tromey@redhat.com>
13831 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
13832 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
13833 config/spu/t-spu-elf, config/i386/t-interix,
13834 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
13835 config/i386/x-darwin, config/i386/x-mingw32,
13836 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
13837 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
13838 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
13839 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
13840 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
13841 config/rs6000/x-darwin, config/rs6000/t-rs6000,
13842 config/score/t-score-elf, config/arm/t-strongarm-pe,
13843 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
13844 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
13845 Revert automatic dependency patch.
13847 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
13850 * config/i386/i386.c (ix86_function_arg_boundary): Align
13851 decimal floating point to its natural boundary.
13853 2008-03-27 Richard Guenther <rguenther@suse.de>
13855 PR middle-end/35716
13856 * fold-const.c (fold_comparison): Restrict distinct decl
13857 comparison folding to VAR_DECLs and PARM_DECLs. Do not
13858 solely rely on operand_equal_p.
13860 2008-03-27 Richard Guenther <rguenther@suse.de>
13863 * c-common.c (handle_weak_attribute): Reject combination of
13866 2008-03-27 Richard Guenther <rguenther@suse.de>
13868 PR tree-optimization/32810
13869 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
13870 conversions from DECL_INITIAL.
13871 (fold_const_aggregate_ref): Likewise from constructor elements.
13873 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
13875 * tree-affine.h (aff_combination_expand): Declare.
13876 (get_inner_reference_aff): Likewise.
13877 * tree-affine.c (aff_combination_expand): Split out from
13878 tree_to_aff_combination_expand.
13879 (get_inner_reference_aff): New function.
13880 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
13881 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
13882 (struct lim_aux_data): sm_done field removed.
13883 (mem_ref_loc_p, mem_ref_locs_p): New types.
13884 (struct mem_ref): Added id, stored, accesses_in_loop,
13885 indep_loop, dep_loop, indep_ref, dep_ref fields.
13886 Removed is_stored, locs and next fields.
13887 (memory_accesses): New variable.
13888 (movement_possibility): Do not allow moving statements
13889 that store to memory.
13890 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
13892 (determine_max_movement): For statements with memory references,
13893 find the outermost loop in that the reference is independent.
13894 (move_computations_stmt): Mark the virtual operands for renaming.
13895 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
13896 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
13897 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
13898 add_vop_ref_mapping, create_vop_ref_mapping_loop,
13899 create_vop_ref_mapping, analyze_memory_references,
13900 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
13901 get_all_locs_in_loop, ref_always_accessed_p,
13902 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
13903 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
13904 store_motion_loop, store_motion): New functions.
13905 (struct vop_to_refs_elt): New type.
13906 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
13907 memref_hash, memref_eq, hoist_memory_references): Rewritten.
13908 (schedule_sm): Replaced by...
13909 (execute_sm): ... this.
13910 (determine_lsm_ref, hoist_memory_references,
13911 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
13912 find_more_ref_vops, free_mem_ref, free_mem_refs,
13913 determine_lsm_loop, determine_lsm): Removed.
13914 (tree_ssa_lim_finalize): Free data structures used by store motion.
13915 (tree_ssa_lim): Call analyze_memory_references. Use
13916 store_motion instead of determine_lsm.
13918 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
13920 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
13921 rename tmake_file to m68hc11/t-m68hc11.
13922 (mcore): Set inhibit_libc to true.
13923 * config.host (alpha*-dec-*vms*): Set extra_programs.
13924 (interix3*): Don't use host_xmake_file.
13925 * configure.ac: Let config.gcc override inhibit_libc.
13926 * configure: Regenerate.
13928 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
13929 * config/t-openbsd-thread: Remove commented out lines.
13931 * config/x-interix: Remove.
13933 * config/m68hc11/t-m68hc11-gas: Rename to...
13934 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
13936 * config/mcore/t-mcore: Remove T_CFLAGS.
13937 * config/mcore/t-mcore-pe: Likewise.
13939 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
13941 * configure.ac: Replace custom __GNU_SOURCE test with
13942 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
13943 * aclocal.m4: Regenerate.
13944 * configure: Regenerate.
13945 * config.in: Regenerate.
13947 2008-03-27 Richard Guenther <rguenther@suse.de>
13949 * fold-const.c (target.h): Include.
13950 (fold_comparison): Fold comparison of addresses of decls
13951 that bind locally or of constants. Consolidate address folding code.
13952 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
13953 results from fold_binary_to_constant.
13954 (compare_values_warnv): Likewise.
13956 2008-03-27 Andrew Pinski <pinskia@gmail.com>
13958 PR middle-end/35429
13959 * fold-const.c (fold_truthop): Check for integeral types when folding
13960 a == 0 && b == 0 and a != 0 || b != 0 .
13962 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
13964 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
13966 2008-03-26 Andreas Schwab <schwab@suse.de>
13968 * doc/invoke.texi: Fix use of @item vs. @itemx.
13970 2008-03-26 Tom Tromey <tromey@redhat.com>
13972 * Makefile.in (build/gensupport.o, build/print-rtl.o,
13973 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
13974 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
13975 build/gencodes.o, build/genconditions.o, build/genconfig.o,
13976 build/genconstants.o, build/genemit.o, build/genextract.o,
13977 build/genflags.o, build/genmddeps.o, build/genopinit.o,
13978 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
13981 2008-03-26 Richard Guenther <rguenther@suse.de>
13984 2008-03-26 Richard Guenther <rguenther@suse.de>
13986 * fold-const.c (target.h): Include.
13987 (fold_comparison): Fold comparison of addresses of two decls
13988 that bind locally. Consolidate address folding code.
13990 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13992 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
13993 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
13994 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
13995 dconstsqrt2, dconstthird, dconste and/or dconst10.
13996 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
13997 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
13998 dconstsqrt2, dconste): Delete.
13999 (init_emit_once): Likewise. Simplify initializing dconstm1.
14001 * real.c (get_real_const): New.
14002 * real.h (dconst3, dconst10, dconstm2, dconstthird,
14003 dconstsqrt2, dconste): Delete.
14004 (real_value_const, get_real_const): New.
14006 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
14008 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
14010 * config/i386/i386.c (ix86_function_arg_boundary): Check
14011 BIGGEST_ALIGNMENT instead of 128.
14012 (setup_incoming_varargs_64): Likewise.
14014 2008-03-26 Tom Tromey <tromey@redhat.com>
14016 * Makefile.in (DEPFILES): Add missing '/'.
14018 2008-03-26 Richard Guenther <rguenther@suse.de>
14020 * fold-const.c (target.h): Include.
14021 (fold_comparison): Fold comparison of addresses of two decls
14022 that bind locally. Consolidate address folding code.
14024 2008-03-26 Nick Clifton <nickc@redhat.com>
14027 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
14028 not allow INT+INT as a legitimate addressing mode.
14030 2008-03-26 Richard Guenther <rguenther@suse.de>
14032 * tree-flow.h (widen_bitfield): Remove declaration.
14033 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
14034 (widen_bitfield): Remove function.
14035 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
14038 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14041 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
14044 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
14046 PR rtl-optimization/35232
14047 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
14048 (forget_old_reloads_1, forget_marked_reloads): Don't clear
14049 reg_reloaded_call_part_clobbered here.
14050 (reload_regs_reach_end_p): New function.
14051 (reload_reg_rtx_for_input): New variable.
14052 (reload_reg_rtx_for_output): Likewise.
14053 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
14054 when reassigning a pseudo register. Load reloadreg from
14055 reload_reg_rtx_for_input, moving the mode and register
14057 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
14058 instead of the original when deciding whether an input reload
14059 would be a no-op or whether an output reload can be deleted.
14060 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
14061 when setting up new_spill_reg_store. Load it from
14062 reload_reg_rtx_for_output, moving the mode and register
14064 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
14065 instead of the original when deciding whether an output reload
14066 would be a no-op. Do the same when modifying insn notes.
14067 Use rtx_equal_p instead of == to compare the registers.
14068 (inherit_piecemeal_p): Take a mode and two register numbers
14070 (emit_reload_insns): Clear new_spill_reg_store for every hard
14071 register in the reload register. Remove spill registers
14072 from reg_reloaded_valid before considering whether to record
14073 inheritance information for them. Use reload_reg_rtx_for_output
14074 instead of reg_rtx when recording output reloads. Use
14075 reload_reg_rtx_for_input instead of reg_rtx when recording
14076 input reloads. Set or clear reg_reloaded_call_part_clobbered
14077 at the same time as setting reg_reloaded_valid.
14078 (delete_output_reload): Add a new_reload_reg parameter and use it
14079 instead of rld[j].reg_rtx.
14080 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
14083 2008-03-25 Tom Tromey <tromey@redhat.com>
14085 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
14086 (build/genattr.o): Likewise.
14087 (build/genattrtab.o): Likewise.
14088 (build/gencodes.o): Likewise.
14089 (build/genconfig.o): Likewise.
14090 (build/genconstants.o): Likewise.
14091 (build/genemit.o): Likewise.
14092 (build/genextract.o): Likewise.
14093 (build/genflags.o): Likewise.
14095 2008-03-25 Bob Wilson <bob.wilson@acm.org>
14097 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
14098 instead of size_int for integer types.
14099 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
14100 to match type of MINUS_EXPR.
14102 2008-03-25 Tom Tromey <tromey@redhat.com>
14104 * configure: Rebuilt.
14105 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
14108 2008-03-25 Tom Tromey <tromey@redhat.com>
14110 * config/x-solaris (host-solaris.o): Update.
14111 * config/x-linux (host-linux.o): Update.
14112 * config/x-hpux (host-hpux.o): Update.
14113 * config/x-darwin (host-darwin.o): Update.
14114 * config/v850/t-v850e (v850-c.o): Update.
14115 * config/v850/t-v850 (v850-c.o): Update.
14116 * config/t-vxworks (vxworks.o): Update.
14117 * config/t-sol2 (sol2-c.o, sol2.o): Update.
14118 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
14119 * config/spu/t-spu-elf (spu-c.o): Update.
14121 * config/sh/t-symbian (sh-c.o): Update.
14122 (symbian.o): Update.
14123 * config/sh/t-sh (sh-c.o): Update.
14124 * config/score/t-score-elf (score7.o, score3.o): Update.
14125 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
14126 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
14127 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
14128 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
14129 (rs6000.o): Remove.
14130 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
14131 * config/m32c/t-m32c (m32c-pragma.o): Update.
14132 * config/ia64/t-ia64 (ia64-c.o): Update.
14133 * config/i386/x-mingw32 (host-mingw32.o): Update.
14134 * config/i386/x-i386 (driver-i386.o): Update.
14135 * config/i386/x-darwin (host-i386-darwin.o): Update.
14136 * config/i386/x-cygwin (host-cygwin.o): Update.
14137 * config/i386/t-nwld (nwld.o): Update.
14138 * config/i386/t-netware (netware.o): Update.
14139 * config/i386/t-interix (winnt.o): Update.
14140 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
14141 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
14142 msformat-c.o): Update.
14143 * config/bfin/t-bfin-linux (generated_files): Add
14144 linux-sysroot-suffix.h.
14145 * config/arm/t-wince-pe (pe.o): Update.
14146 * config/arm/t-strongarm-pe (pe.o): Update.
14147 * config/arm/t-pe (pe.o): Update.
14148 * config/arm/t-arm (arm-c.o): Update.
14149 * doc/install.texi (Prerequisites): Require make 3.80.
14150 * Makefile.in: Remove .o targets.
14151 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
14152 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
14153 (simple_generated_h, simple_generated_c): Move earlier.
14154 (generated_files): New variable.
14155 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
14156 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
14157 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
14158 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
14159 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
14160 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
14161 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
14162 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
14163 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
14164 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
14165 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
14166 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
14168 (COMPILE.base, COMPILE): New variables.
14169 (%.o): New pattern rule.
14170 (ALL_HOST_OBJS): New variable.
14171 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
14172 (dummy-checksum.o, cc1-checksum.o): Remove.
14173 (DRIVER_SHLIB): New variable.
14174 (DRIVER_DEFINES): Use it.
14175 (gencondmd.c): Move out of build/.
14176 (s-conditions): Update.
14177 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
14178 (ALL_BUILD_OBJS): Likewise.
14179 (build/%.o): Use BUILDCOMPILE.
14180 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
14181 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
14182 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
14183 build/gencheck.o, build/gencodes.o, build/genconditions.o,
14184 build/genconfig.o, build/genconstants.o, build/genemit.o,
14185 build/genextract.o, build/genflags.o, build/genmddeps.o,
14186 build/genopinit.o, build/genoutput.o, build/genpeep.o,
14187 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
14188 build/gen-protos.o, build/scan.o, build/fix-header.o,
14189 build/scan-decls.o): Simplify.
14190 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
14191 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
14192 prefix.o, toplev.o): Reduce to variable setting.
14193 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
14194 ($(out_object_file), gcc-options.o): New targets.
14195 ($(ALL_HOST_OBJS)): New target. Include dependency files.
14196 * configure: Rebuilt.
14197 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
14198 * doc/sourcebuild.texi (Front End Directory): Document new variable.
14200 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
14202 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
14203 complain when we hit an error, return ERROR_MARK_NODE.
14205 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14207 * config/sh/constraints.md (Pso, Psz): New constraints.
14208 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
14209 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
14211 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14213 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
14214 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
14216 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14218 * config/sh/sh.md (prefetch): Add condition for SH2A target.
14219 (prefetch_sh2a): New.
14221 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
14222 Naveen.H.S <naveen.hs@kpitcummins.com>
14224 * config/sh/constraints.md (I28): New constraint.
14225 * config/sh/sh.c (broken_move): Add support for movi20s.
14226 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
14228 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
14229 Jayant Sonar <Jayant.sonar@kpitcummins.com>
14230 Naveen.H.S <naveen.hs@kpitcummins.com>
14232 * config/sh/sh.c (SH_ATTRIBUTES): Define.
14233 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
14234 (print_operand): Handle resbank in %@ operand code.
14235 (sh_encode_section_info): New.
14236 (push_regs): Add conditions for resbank.
14237 (sh_expand_epilogue): Likewise.
14238 (sh_insert_attributes): Likewise.
14239 (sh_attribute_table): Likewise.
14240 (sh_handle_resbank_handler_attribute): New.
14241 (sh2a_handle_function_vector_handler_attribute): New.
14242 (sh2a_is_function_vector_call): New.
14243 (sh2a_get_function_vector_number): New.
14244 (sh2a_function_vector_p): New.
14245 (sh_cfun_resbank_handler_p): New.
14246 * config/sh/sh.md (calli): Emit jsr/n if possible.
14247 (calli_tbr_rel): New.
14248 (calli_pcrel): Emit jsr/n if possible.
14249 (return_i): Emit rts/n if possible.
14250 (call_valuei_tbr_rel): New.
14251 (call_valuei_pcrel): Add condition for SH2A target.
14252 (call_value): Likewise.
14253 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
14254 (sh2a_get_function_vector_number): Likewise.
14255 (sh2a_is_function_vector_call): Likewise.
14256 * doc/extend.texi: Document TBR relative addressing of SH2A.
14257 (resbank): Add description for SH2A.
14259 2008-03-24 Richard Guenther <rguenther@suse.de>
14262 * gimplify.c (gimplify_modify_expr): For frontend type-correct
14263 pointer assignments change conversions according to middle-end rules.
14264 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
14265 * configure.ac: Include type checking in yes.
14266 * configure: Regenerate.
14268 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14270 * diagnostic.c (diagnostic_count_diagnostic): Delete.
14271 (diagnostic_report_diagnostic): Update. Handle ICEs here.
14273 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
14275 * gthr-vxworks.h (UNUSED): Define.
14277 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
14279 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
14281 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
14283 * doc/extend.texi (Function Attributes): Add missing comma in the
14284 example of the "alloc_size" attribute.
14286 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
14289 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
14291 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
14294 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
14297 * stor-layout.c (update_alignment_for_field): Set minimum alignment
14298 of the underlying type of a MS bitfield layout to the natural
14299 alignment of the type.
14301 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
14303 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
14304 to their natural alignment to avoid store forwarding stalls.
14306 2008-03-22 Richard Guenther <rguenther@suse.de>
14308 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
14309 For PHI nodes verify the address is invariant.
14310 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
14311 (get_symbol_constant_value): Use is_gimple_min_invariant.
14312 (maybe_fold_stmt_indirect): Likewise.
14314 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
14316 PR rtl-optimization/33927
14317 * Makefile.in (dse.o): Depend on $(TM_P_H).
14318 * expr.h (extract_low_bits): Declare.
14319 * expmed.c (extract_low_bits): New function.
14320 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
14321 * dse.c: Include tm_p.h.
14322 (find_shift_sequence): Remove the read_reg argument and return the
14323 read value. Emit the instructions instead of returning them.
14324 Iterate on new_mode rather than calculating it each time.
14325 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
14326 source to NEW_MODE and extract_low_bits to convert the shifted
14327 value to READ_MODE.
14328 (replace_read): Allow the load and store to have different mode
14329 classes. Use extract_low_bits when SHIFT == 0. Create the shift
14330 or extraction instructions before trying the replacement. Update
14331 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
14333 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
14335 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
14336 to their natural alignment to avoid store forwarding stalls.
14338 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14341 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
14342 encouraging but not allowing gprs for input;
14343 change the input constraint to !f#r.
14344 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
14346 change the output constraint to !f#r.
14348 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
14351 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
14352 corresponding post-reload splitters.
14353 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
14354 when x87 FP math is selected.
14355 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
14356 New function prototype.
14357 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
14358 unreachable function to ease macroization of insn patterns.
14360 2008-03-21 Martin Jambor <mjambor@suse.cz>
14362 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
14363 reference dumps if ddr is NULL or dependence is unknown.
14365 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
14367 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
14368 unsigned extension into account.
14369 (ATOMIC_COMPARE_AND_SWAP): Likewise.
14370 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
14371 Do computations on a scratch register.
14373 2008-03-21 Richard Guenther <rguenther@suse.de>
14375 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
14376 Use is_gimple_min_invariant instead of TREE_INVARIANT.
14377 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
14378 * tree-ssa-dom.c (record_equality): Likewise.
14379 * tree-inline.c (copy_body_r): Likewise.
14380 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
14383 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
14385 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
14386 as 'delete_unused' argument.
14388 2008-03-20 Richard Guenther <rguenther@suse.de>
14390 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
14391 special casing of constant qualifiers.
14392 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
14393 care about them in general.
14394 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
14395 regardless of their type.
14396 (fold_stmt_r): Forcefully fold *& if we end up with that.
14398 2008-03-20 Paul Brook <paul@codesourcery.com>
14400 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
14401 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
14403 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
14405 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
14406 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
14408 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
14410 * common.opt (Wmudflap): New option.
14411 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
14412 (mx_register_decls): Likewise.
14413 (mudflap_finish_file): Likewise.
14414 * doc/invoke.texi: Document -Wno-mudflap.
14416 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
14418 * c-format.c (replace_format_name_to_system_name): New.
14419 (cmp_attribs): New.
14420 (convert_format_name_to_system_name): New.
14421 (decode_format_attr): Add use of convert_format_name_to_system_name.
14422 (format_types_orig): Add gnu_ prefix to names.
14423 (check_format_info_main): Special treating of \0 escaped names for
14424 supporting multi-character format specifiers as I32, I64.
14425 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
14426 (gnu_target_overrides_format_attributes): New.
14427 * c-format.h: Add structure target_ovr_attr to hold
14428 system specific formatter names.
14429 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
14430 msformat-c.o file to c_target_objs and cxx_target_objs.
14431 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
14432 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
14433 (TARGET_N_FORMAT_TYPES): New.
14434 * config/i386/msformat-c.c: New.
14435 * config/i386/t-cygming: Add build rule for msformat-c.o.
14436 * doc/extend.texi: Add new format names gnu_* and ms_* and
14438 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
14440 2008-03-20 Ira Rosen <irar@il.ibm.com>
14442 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
14443 optimizations turned on under -O3.
14444 (ftree-vectorize): Add that the flag is turned on with -O3.
14446 2008-03-20 Ben Elliston <bje@au.ibm.com>
14448 * regmove.c (try_auto_increment): Fix spelling error in comment.
14449 * final.c (final_scan_insn): Likewise.
14451 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
14454 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
14455 allocator preferences for "y" and "r" class registers.
14456 ("*mov<mode>_internal"): Ditto.
14457 ("*movv2sf_internal_rex64"): Ditto.
14458 ("*movv2sf_internal"): Ditto.
14460 2008-03-19 Michael Matz <matz@suse.de>
14462 PR middle-end/35616
14463 * calls.c (expand_call): Check overlap of arguments with call
14464 address for sibcalls.
14466 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
14469 * stor-layout.c (update_alignment_for_field): Set minimum alignment
14470 of the underlying type of a MS bitfield layout to the natural
14471 alignment of the type.
14473 2008-03-19 Jan Hubicka <jh@suse.cz>
14476 * toplev.c (decode_d_option): Handle all CPP flags.
14477 * tree-vrp.c: Update tree_pass descriptors.
14478 * regrename.c: Update tree_pass descriptors.
14479 * fwprop.c: Update tree_pass descriptors.
14480 * doc/invoke.texi: Remove documentation of dropped -d? flags.
14481 * tree-into-ssa.c: Update tree_pass descriptors.
14482 * tree-dump.c: Update tree_pass descriptors.
14483 * tree-complex.c: Update tree_pass descriptors.
14484 * tree-dump.h: Update tree_pass descriptors.
14485 * see.c: Update tree_pass descriptors.
14486 * cgraphbuild.c: Update tree_pass descriptors.
14487 * tracer.c: Update tree_pass descriptors.
14488 * tree-loop-distribution.c: Update tree_pass descriptors.
14489 * cgraph.c: Update tree_pass descriptors.
14490 * postreload-gcse.c: Update tree_pass descriptors.
14491 * postreload.c: Update tree_pass descriptors.
14492 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
14493 * tree-tailcall.c: Update tree_pass descriptors.
14494 * tree-pass.h (tree_opt_pass): Rename to ...
14495 (opt_pass) ... this one; add "type" field and remove letter field.
14496 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
14497 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
14498 all_lowering_passes): Update declaration.
14499 * ipa-cp.c: Update tree_pass descriptors.
14500 * final.c: Update tree_pass descriptors.
14501 * omp-low.c: Update tree_pass descriptors.
14502 * tree-ssa-dse.c: Update tree_pass descriptors.
14503 * ipa-reference.c: Update tree_pass descriptors.
14504 * tree-ssa-uncprop.c: Update tree_pass descriptors.
14505 * auto-inc-dec.c: Update tree_pass descriptors.
14506 * reorg.c: Update tree_pass descriptors.
14507 * cgraphunit.c: Update tree_pass descriptors.
14508 * tree-ssa-copyrename.c: Update tree_pass descriptors.
14509 * tree-ssa-ccp.c: Update tree_pass descriptors.
14510 * df-core.c: Update tree_pass descriptors.
14511 * mode-switching.c: Update tree_pass descriptors.
14512 * tree-nomudflap.c: Update tree_pass descriptors.
14513 * modulo-sched.c: Update tree_pass descriptors.
14514 * ipa-pure-const.c: Update tree_pass descriptors.
14515 * cse.c: Update tree_pass descriptors.
14516 * web.c: Update tree_pass descriptors.
14517 * tree-stdarg.c: Update tree_pass descriptors.
14518 * tree-ssa-math-opts.c: Update tree_pass descriptors.
14519 * tree-ssa-dom.c: Update tree_pass descriptors.
14520 * tree-nrv.c: Update tree_pass descriptors.
14521 * tree-ssa-alias.c: Update tree_pass descriptors.
14522 * loop-init.c: Update tree_pass descriptors.
14523 * gimple-low.c: Update tree_pass descriptors.
14524 * ipa-inline.c: Update tree_pass descriptors.
14525 * tree-ssa-sink.c: Update tree_pass descriptors.
14526 * global.c: Update tree_pass descriptors.
14527 * ifcvt.c: Update tree_pass descriptors.
14528 * jump.c: Update tree_pass descriptors.
14529 * predict.c: Update tree_pass descriptors.
14530 * tree-ssa-loop.c: Update tree_pass descriptors.
14531 * recog.c: Update tree_pass descriptors.
14532 * dse.c: Update tree_pass descriptors.
14533 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
14534 * tree-eh.c: Update tree_pass descriptors.
14535 * regmove.c: Update tree_pass descriptors.
14537 * function.c: Update tree_pass descriptors.
14538 * tree-vectorizer.c: Update tree_pass descriptors.
14539 * gcse.c: Update tree_pass descriptors.
14540 * ipa-type-escape.c: Update tree_pass descriptors.
14541 * tree-if-conv.c: Update tree_pass descriptors.
14542 * init-regs.c: Update tree_pass descriptors.
14543 * ipa.c: Update tree_pass descriptors.
14544 * tree-ssa-phiopt.c: Update tree_pass descriptors.
14545 * rtl-factoring.c: Update tree_pass descriptors.
14546 * lower-subreg.c: Update tree_pass descriptors.
14547 * bt-load.c: Update tree_pass descriptors.
14548 * tree-dfa.c: Update tree_pass descriptors.
14549 * except.c: Update tree_pass descriptors.
14550 * emit-rtl.c: Update tree_pass descriptors.
14551 * cfgexpand.c: Update tree_pass descriptors.
14552 * tree-cfgcleanup.c: Update tree_pass descriptors.
14553 * cfgcleanup.c: Update tree_pass descriptors.
14554 * tree-ssa-pre.c: Update tree_pass descriptors.
14555 * tree-sra.c: Update tree_pass descriptors.
14556 * tree-mudflap.c: Update tree_pass descriptors.
14557 * tree-ssa-copy.c: Update tree_pass descriptors.
14558 * cfglayout.c: Update tree_pass descriptors.
14559 * tree-ssa-forwprop.c: Update tree_pass descriptors.
14560 * tree-ssa-dce.c: Update tree_pass descriptors.
14561 * tree-ssa.c: Update tree_pass descriptors.
14562 * regclass.c: Update tree_pass descriptors.
14563 * integrate.c: Update tree_pass descriptors.
14564 * tree-optimize.c: Update tree_pass descriptors.
14565 * tree-ssa-phiprop.c: Update tree_pass descriptors.
14566 * tree-object-size.c: Update tree_pass descriptors.
14567 * combine.c: Update tree_pass descriptors.
14568 * tree-outof-ssa.c: Update tree_pass descriptors.
14569 * bb-reorder.c: Update tree_pass descriptors.
14570 * stack-ptr-mod.c: Update tree_pass descriptors.
14571 * var-tracking.c: Update tree_pass descriptors.
14572 * tree-profile.c: Update tree_pass descriptors.
14573 * tree-vect-generic.c: Update tree_pass descriptors.
14574 * reg-stack.c: Update tree_pass descriptors.
14575 * sched-rgn.c: Update tree_pass descriptors.
14576 * tree-ssa-structalias.c: Update tree_pass descriptors.
14577 * tree-cfg.c: Update tree_pass descriptors.
14578 * passes.c (current_pass): Update declaration.
14579 (finish_optimization_passes): Update.
14580 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
14581 (register_one_dump_file, register_dump_files_1, next_pass_1):
14583 (init_optimization_passes): Update handling of new types.
14584 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
14585 * ipa-struct-reorg.c: Update tree_pass descriptors.
14586 * tree-ssa-reassoc.c: Update tree_pass descriptors.
14587 * combine-stack-adj.c: Update tree_pass descriptors.
14588 * cfgrtl.c: Update tree_pass descriptors.
14589 * dce.c: Update tree_pass descriptors.
14590 * tree-ssanames.c: Update tree_pass descriptors.
14592 2008-03-19 Richard Guenther <rguenther@suse.de>
14594 PR middle-end/35609
14595 * tree-ssa.c (walk_data): New structure.
14596 (warn_uninitialized_var): If not always_executed warn with "maybe"
14598 (execute_early_warn_uninitialized): Compute post-dominators.
14599 Initialize always_executed before processing each basic block.
14601 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
14604 * config/i386/i386.c (x86_this_parameter): Calculate correct location
14605 of "this" pointer when "regparm = N" or "fastcall" is in effect.
14607 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14609 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
14611 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
14613 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
14615 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
14616 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
14617 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
14618 target after ignore has been set, and move there also the commputation
14619 of subtarget and original_target.
14620 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
14621 (LANG_HOOKS_INITIALIZER): Remove it.
14622 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
14624 2008-03-18 Richard Guenther <rguenther@suse.de>
14626 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
14627 found an expression with constants, note that in the VN for the lhs.
14628 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
14629 fold them to constants if possible. Run cleanup_cfg if done so.
14630 (execute_pre): Return todo.
14631 (do_pre): Likewise.
14632 (execute_fre): Likewise.
14633 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
14635 (get_prop_source_stmt): Look through pointer conversions.
14637 2008-03-18 Jan Hubicka <jh@suse.cz>
14639 * tree-pretty-print.c: Include predict.h.
14640 (dump_generic_node): Dump predictor.
14641 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
14642 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
14643 * gimple-low.c (lower_stmt): Likewise.
14644 * expr.c (expand_expr_real): Likewise.
14645 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
14647 (build_predict_expr, build_predict_expr): New.
14648 * predict.h (predictor_name, build_predict_expr): Update.
14649 * c-typeck.c (c_finish_bc_stmt): Add prediction.
14650 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
14651 * predict.def (PRED_CONTINUE): Update hitrate.
14652 * tree.def (PREDICT_EXPR): Define.
14653 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
14654 do not handle BIND_EXPR.
14655 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
14656 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
14657 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
14660 2008-03-18 Michael Matz <matz@suse.de>
14662 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
14664 2008-03-18 Richard Guenther <rguenther@suse.de>
14666 * tree-gimple.h (is_gimple_invariant_address): Declare.
14667 (is_gimple_constant): Likewise.
14668 * tree-gimple.c (is_gimple_constant): New function.
14669 (is_gimple_invariant_address): Likewise.
14670 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
14671 and is_gimple_invariant_address.
14672 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
14674 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
14675 an addressable base.
14677 2008-03-18 Jakub Jelinek <jakub@redhat.com>
14679 PR middle-end/35611
14680 * gimplify.c (gimplify_expr): Gimplify second operand of
14683 2008-03-17 Richard Guenther <rguenther@suse.de>
14685 PR tree-optimization/19637
14686 * fold-const.c (fold_unary): Remove restrictions of removing
14687 intermediate pointer-conversions (P2)(P1)P0.
14688 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
14689 conversion to void pointer.
14690 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
14692 2008-03-16 James E. Wilson <wilson@tuliptree.org>
14695 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
14696 emulated thread local variables.
14698 2008-03-16 Richard Guenther <rguenther@suse.de>
14700 PR middle-end/35607
14701 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
14702 expand TREE_INVARIANT operations that are not gimple invariant.
14704 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
14706 * doc/extend.texi (Alignment): Say that the ABI controls
14707 the __alignof__ for non-strict-alignment targets rather
14708 than being a recommendation.
14710 2008-03-15 Paul Brook <paul@codesourcery.com>
14712 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
14714 (arm_output_fn_unwind): Mark functions that can not be unwound.
14716 2008-03-15 Paul Brook <paul@codesourcery.com>
14718 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
14719 extension instructions.
14721 2008-03-15 Richard Guenther <rguenther@suse.de>
14723 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
14724 and fold constant aggregate refs.
14725 (fold_const_aggregate_ref): Handle string constants
14726 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
14727 (evaluate_stmt): Simplify now that ccp_fold folds constant
14730 2008-03-15 Paul Brook <paul@codesourcery.com>
14732 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
14733 (extzv): Use gen_extzv_t2.
14734 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
14736 2008-03-15 Richard Guenther <rguenther@suse.de>
14738 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
14739 (fold_const_aggregate_ref): Likewise.
14740 (get_value): Return NULL if we don't have any values.
14741 (ccp_finalize): Set const_val to NULL after freeing it.
14742 * tree-flow.h (get_symbol_constant_value): Declare.
14743 (fold_const_aggregate_ref): Likewise.
14744 * tree-ssa-sccvn.c (try_to_simplify): Use them.
14746 2008-03-15 Richard Guenther <rguenther@suse.de>
14748 PR middle-end/35593
14749 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
14750 to not produce negative array indices if not allowed. Add
14751 parameter to indicate that.
14752 (maybe_fold_offset_to_component_ref): Allow negative array
14753 indices only for the first member of a structure.
14754 (maybe_fold_offset_to_reference): Allow negative array indices.
14755 (maybe_fold_stmt_addition): Likewise.
14757 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
14758 Anatoly Sokolov <aesok@post.ru>
14760 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
14761 (avr_arch): Add ARCH_AVR6.
14762 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
14763 (initial_elimination_offset): Initialize and use 'avr_pc_size'
14764 instead of fixed value 2.
14765 (print_operand_address): Use gs() asm specifier instead of pm().
14766 (avr_assemble_integer): (Ditto.).
14767 (avr_output_addr_vec_elt): (Ditto.).
14768 (print_operand): Handle "!" code.
14769 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
14770 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
14771 (AVR_HAVE_EIJMP_EICALL): Define.
14772 (AVR_3_BYTE_PC): Redefine.
14773 (AVR_2_BYTE_PC): (Ditto.).
14774 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
14775 (LINK_SPEC): Add atmega2560 and atmega2561.
14776 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
14778 * config/avr/avr.md (call_insn): Use eicall instead of icall
14779 for 3 byte PC devices.
14780 (call_value_insn): (Ditto.).
14781 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
14782 (indirect_jump): Use only for for 2 byte PC devices.
14783 (*tablejump): (Ditto.).
14784 (*indirect_jump_avr6): Add insn.
14785 (*tablejump_rjmp): Don't use for 3 byte PC devices.
14786 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
14787 instead of ijmp for 3 byte PC devices.
14788 (__tablejump2__): (Ditto.).
14789 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
14790 (MULITLIB_DIRNAMES): (Ditto.).
14791 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
14793 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
14795 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
14796 "sse2_umulsidi3". Use V1DI mode for operand 0.
14797 ("mmx_psadbw"): Use V1DI mode for operand 0.
14798 * config/i386/i386-modes.def (V1SI): New vector mode.
14799 * config/i386/i386.c (struct builtin_description)
14800 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
14801 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
14802 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
14803 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
14804 v1di_ftype_v8qi_v8qi type.
14805 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
14807 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
14808 __builtin_ia32_pmuludq]: Fix the mode of return value.
14810 2008-03-15 Richard Guenther <rguenther@suse.de>
14812 PR middle-end/35595
14813 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
14816 2008-03-14 Bob Wilson <bob.wilson@acm.org>
14818 * doc/invoke.texi (Option Summary, Xtensa Options): Document
14819 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
14820 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
14821 unless TARGET_SERIALIZE_VOLATILE is enabled.
14822 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
14823 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
14824 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
14826 2008-03-14 Richard Guenther <rguenther@suse.de>
14828 PR tree-optimization/34172
14829 * tree-flow.h (refs_may_alias_p): Declare.
14830 (get_single_def_stmt): Likewise.
14831 (get_single_def_stmt_from_phi): Likewise.
14832 (get_single_def_stmt_with_phi): Likewise.
14833 * tree-dfa.c (refs_may_alias_p): New function.
14834 (get_single_def_stmt): Likewise.
14835 (get_single_def_stmt_from_phi): Likewise.
14836 (get_single_def_stmt_with_phi): Likewise.
14837 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
14838 (vn_reference_lookup_1): New helper function.
14839 (vn_reference_lookup): Walk the virtual use-def chain to
14840 continue searching for a match if the def does not alias the
14841 reference we are looking for.
14843 2008-03-14 David Edelsohn <edelsohn@gnu.org>
14845 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
14846 archive and Perzl. Update The Written Word listing.
14848 2008-03-14 Richard Guenther <rguenther@suse.de>
14850 PR tree-optimization/34043
14851 PR tree-optimization/33989
14852 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
14854 (bitmap_find_leader): Use extra argument to verify dominance
14855 relationship inside a basic-block.
14856 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
14857 (find_leader_in_sets): Adjust.
14858 (create_component_ref_by_pieces): Take extra argument for
14859 dominance check, handle lookup failures.
14860 (find_or_generate_expression): Likewise.
14861 (create_expression_by_pieces): Likewise.
14862 (insert_into_preds_of_block): Adjust.
14863 (create_value_expr_from): If asked for, verify all operands
14864 are in the blocks AVAIL_OUT set.
14865 (make_values_for_stmt): Check for SSA_NAMEs that are life
14866 over an abnormal edge.
14867 (compute_avail): Remove such check.
14868 (do_SCCVN_insertion): New function.
14869 (eliminate): If we do not find a leader suitable for replacement
14870 insert a replacement expression from SCCVN if available.
14871 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
14872 (struct vn_ssa_aux): Add needs_insertion flag.
14873 * tree-ssa-sccvn.c (may_insert): New global flag.
14874 (copy_reference_ops_from_ref): Value-number union member access
14875 based on its size, not type and member if insertion is allowed.
14876 (visit_reference_op_load): For a weak match from union type
14877 punning lookup a view-converted value and insert a SSA_NAME
14878 for that value if that is not found.
14879 (visit_use): Make dumps shorter. Do not disallow value numbering
14880 SSA_NAMEs that are life over an abnormal edge to constants.
14881 (free_scc_vn): Release inserted SSA_NAMEs.
14882 (run_scc_vn): New flag to specify whether insertion is allowed.
14883 Process SSA_NAMEs in forward order.
14884 * tree-ssa-loop-im.c (for_each_index): Handle invariant
14885 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
14886 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
14887 pointer type to/from integral types that do not change the
14888 precision to regular conversions.
14890 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
14892 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
14893 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
14894 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
14895 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
14896 input arguments and the mode of return value. Built-in functions
14897 that operate on whole 64-bit MMX register now use V1DI mode.
14899 2008-03-13 Alon Dayan <alond@il.ibm.com>
14900 Olga Golovanevsky <olga@il.ibm.com>
14902 PR tree-optimization/35041
14903 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
14904 to locate the right position in a statement.
14906 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
14910 * config/i386/xmmintrin.h: Change all static inline functions to
14911 extern inline and add __gnu_inline__ attribute.
14912 * config/i386/bmintrin.h: Ditto.
14913 * config/i386/smmintrin.h: Ditto.
14914 * config/i386/tmmintrin.h: Ditto.
14915 * config/i386/mmintrin-common.h: Ditto.
14916 * config/i386/ammintrin.h: Ditto.
14917 * config/i386/emmintrin.h: Ditto.
14918 * config/i386/pmmintrin.h: Ditto.
14919 * config/i386/mmintrin.h: Ditto.
14920 * config/i386/mm3dnow.h: Ditto.
14922 2008-03-13 Jakub Jelinek <jakub@redhat.com>
14924 PR middle-end/35185
14925 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
14926 (lower_omp_2): New function.
14927 (lower_omp_1, lower_omp): Rewritten.
14929 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
14932 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
14933 with the phrase "Microsoft Windows compilers".
14934 (Push/Pop Macro Pragmas): New subsection. Document
14935 #pragma push_macro and pragma pop_macro.
14937 2008-03-12 Paul Brook <paul@codesourcery.com>
14939 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
14941 2008-03-12 Paul Brook <paul@codesourcery.com>
14943 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
14944 (thumb2_alusi3_short): Exclude PLUS and MINUS.
14945 (thumb2_addsi_shortim): Rename ...
14946 (thumb2_addsi_short): ... to this. Allow register operands.
14947 (thumb2_subsi_short): New pattern.
14948 (thumb2_one_cmplsi2_short,
14949 thumb2_negsi2_short): New patterns and peepholes.
14951 2008-03-12 Paul Brook <paul@codesourcery.com>
14953 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
14955 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
14957 * config/i386/i386.md (int_cond): New code iterator.
14959 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
14960 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
14961 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
14962 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
14963 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
14964 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
14965 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
14966 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
14968 2008-03-12 Paul Brook <paul@codesourcery.com>
14970 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
14971 instead of {arm,thumb}_compute_save_reg_mask.
14972 (output_return_instruction): Ditto.
14973 (thumb_unexpanded_epilogue): Ditto.
14974 (thumb1_expand_prologue): Ditto.
14975 (thumb1_output_function_prologue): Ditto.
14976 (arm_set_return_address): Ditto.
14977 (thumb_set_return_address): Ditto.
14978 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
14979 regs to achieve stack alignment.
14980 (thumb1_compute_save_reg_mask): Fix compiler warning.
14981 (arm_output_epilogue): Use offsets->saved_regs_mask.
14982 Adjust stack pointer by poping call clobered registers.
14983 (arm_expand_prologue): Use offsets->saved_regs_mask.
14984 Adjust stack pointer by pushing extra registers.
14985 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
14987 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
14990 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
14991 conversion to the operands of a multiplication.
14993 2008-03-12 Richard Guenther <rguenther@suse.de>
14995 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
14996 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
14997 * timevar.def (TV_TREE_PHIPROP): Add.
14998 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
14999 pass description. Use TV_TREE_PHIPROP.
15000 * tree-ssa-forwprop.c: Remove phiprop code.
15002 2008-03-12 Jakub Jelinek <jakub@redhat.com>
15004 PR middle-end/35549
15005 * omp-low.c (maybe_lookup_decl): Constify first argument.
15006 (use_pointer_for_field): Change last argument from bool to
15007 omp_context *. Disallow shared copy-in/out in nested
15008 parallel if decl is shared in outer parallel too.
15009 (build_outer_var_ref, scan_sharing_clauses,
15010 lower_rec_input_clauses, lower_copyprivate_clauses,
15011 lower_send_clauses, lower_send_shared_vars): Adjust callers.
15013 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
15014 Ira Rosen <irar@il.ibm.com>
15016 * tree-vectorizer.c (free_stmt_vec_info): New function.
15017 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
15018 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
15019 * tree-vectorizer.h (free_stmt_vec_info): Declare.
15020 * tree-vect-transform.c (vectorizable_conversion): Free
15021 vec_oprnds0 if it was allocated.
15022 (vect_permute_store_chain): Remove unused VECs.
15023 (vectorizable_store): Free VECs that are allocated in the..
15025 (vect_transform_strided_load, vectorizable_load): Likewise.
15026 (vect_remove_stores): Simplify the code.
15027 (vect_transform_loop): Move code to vect_remove_stores().
15028 Call vect_remove_stores() and free_stmt_vec_info().
15030 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15032 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
15033 TARGET_HPUX. Revise comment.
15034 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
15035 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
15036 Use sr4 variant of `be' instruction when not generating PIC code.
15037 (attr_length_call): Adjust for above change.
15039 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15041 * ipa-reference.c (static_execute): Remove module_statics_const and
15042 associated setting code.
15044 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
15047 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
15048 predicate for operand 1.
15049 (paritysi2_cmp): Use register_operand predicate for operand 2.
15050 Use earlyclobber modifier for operand 1. Remove support for
15052 (paritydi2_cmp): Use register_operand predicate for operand 3.
15053 Use earlyclobber modifier for operand 1. Remove support for
15056 2008-03-11 Paul Brook <paul@codesourcery.com>
15057 Vladimir Prus <vladimir@codesourcery.com>
15059 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
15060 (arm_compute_save_reg0_reg12_mask): Always
15061 check if register 11 must be saved. Always safe hard frame pointer
15062 when frame_pointer_needeed.
15063 (arm_compute_save_reg_mask): Save IP and PC
15064 only with apcs frames.
15065 (arm_output_epilogue): Adjust Thumb2 codepath to
15066 be also invoked and work for ARM non-apcs frames.
15067 (arm_expand_prologue): Don't bother saving IP
15068 for non-apcs frame, since it's not clobbered by
15069 prologue code. Implement non-apcs frame
15072 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
15074 PR rtl-optimization/35281
15075 * expr.c (convert_move): Use a new pseudo for the intermediate
15076 from_mode->word_mode result.
15078 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
15080 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
15081 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
15082 * toplev.c (compile_file): Don't call it.
15084 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
15086 PR middle-end/35526
15087 * expr.c (store_expr): Call emit_block_move if the mode
15088 of "temp" RTX is BLKmode.
15090 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15091 Richard Guenther <rguenther@suse.de>
15093 PR tree-optimization/31358
15094 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
15095 the step with a NULL_TREE.
15096 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
15097 to sizetype if type is a pointer type.
15098 (add_candidate_1): Don't convert the base and step to
15099 the generic type if the orginal type is a pointer type.
15100 (add_iv_value_candidates): Use sizetype for the step
15101 if type is a pointer type.
15102 (cand_value_at): Likewise.
15103 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
15105 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
15106 Don't convert the tem affine to the type.
15107 (add_elt_to_tree): Use sizetype for the step if a pointer.
15108 Use POINTER_PLUS_EXPR for pointers.
15109 (aff_combination_to_tree): Use sizetype for the step if a
15112 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
15114 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
15115 Remove commutativity hint.
15117 2008-03-10 Jakub Jelinek <jakub@redhat.com>
15121 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
15122 errorneous type. Check that v is a VAR_DECL.
15124 PR middle-end/35099
15125 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
15127 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
15129 PR tree-optimization/35494
15130 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
15131 may be overriden at link and run time.
15133 2008-03-10 Richard Guenther <rguenther@suse.de>
15135 PR tree-optimization/34677
15136 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
15137 (poolify_tree): Likewise.
15138 (modify_expr_template): Likewise.
15139 (poolify_modify_stmt): Likewise.
15140 (insert_fake_stores): Handle all component-ref style stores
15141 in addition to INDIRECT_REF. Also handle complex types.
15142 Do not poolify the inserted load.
15143 (realify_fake_stores): Do not rebuild the tree but only
15144 make it a SSA_NAME copy.
15145 (init_pre): Remove initialzation of modify_expr_template.
15146 Do not allocate modify_expr_node_pool.
15147 (fini_pre): Do not free modify_expr_node_pool.
15149 2008-03-10 Paul Brook <paul@codesourcery.com>
15151 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
15152 to avoid conflicts.
15154 2008-03-10 Paul Brook <paul@codesourcery.com>
15155 Mark Shinwell <shinwell@codesourcery.com>
15157 * config/arm/cortex-r4.md: New.
15158 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
15160 * config/arm/arm.md: Include cortex-r4.md.
15161 (insn): Add smmls, sdiv and udiv values.
15162 (generic_sched): Don't use generic scheduling for Cortex-R4.
15163 (arm_issue_rate): New function.
15164 (TARGET_SCHED_ISSUE_RATE): Define.
15166 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
15168 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
15170 2008-03-10 Richard Guenther <rguenther@suse.de>
15172 * tree-ssa-pre.c (get_sccvn_value): Simplify.
15173 (compute_avail): Do not add stmt uses to AVAIL_OUT.
15175 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
15177 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
15178 Set default to true.
15180 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15182 * c.opt (Wsynth): Deprecate.
15183 * doc/invoke.texi (Option Summary, Warning Options): Document
15184 -Wno-format-contains-nul.
15186 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
15189 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
15190 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
15192 2008-03-09 Ira Rosen <irar@il.ibm.com>
15194 * config/rs6000/rs6000.c (builtin_description): Rename vector
15195 left shift operations.
15196 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
15197 (altivec_vsl<VI_char>): Rename to ...
15198 (ashl<mode>3): ... new name.
15199 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
15201 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
15203 2008-03-08 Richard Guenther <rguenther@suse.de>
15205 * coverage.h (tree_coverage_counter_addr): Declare.
15206 * coverage.c (tree_coverage_counter_addr): New function.
15207 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
15208 before using again.
15209 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
15210 (tree_gen_one_value_profiler): Likewise.
15211 (tree_gen_ic_profiler): Likewise.
15212 (tree_gen_average_profiler): Likewise.
15213 (tree_gen_ior_profiler): Likewise.
15215 2008-03-08 Richard Guenther <rguenther@suse.de>
15217 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
15218 (vn_binary_op_insert): Likewise.
15219 (vn_unary_op_lookup): Likewise.
15220 (vn_unary_op_insert): Likewise.
15221 (vn_nary_op_lookup): Declare.
15222 (vn_nary_op_insert): Likewise.
15223 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
15224 and binary hashes, use a single obstack for unary_op_pool
15225 and binary_op_pool.
15226 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
15227 a single struct vn_nary_op_s. Store tree code length and
15228 a variable number of operands.
15229 (struct vn_reference_op_struct): Remove unused op2.
15230 (vn_reference_op_eq): Do not compare op2.
15231 (vn_reference_op_compute_hash): Do not compute hash of op2.
15232 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
15233 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
15234 with vn_nary_op_compute_hash.
15235 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
15236 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
15238 (vn_unary_op_insert, vn_binary_op_insert): Replace with
15240 (visit_unary_op): Call nary functions.
15241 (visit_binary_op): Likewise.
15242 (process_scc): Adjust for struct vn_tables_s changes.
15243 (allocate_vn_table): Likewise.
15244 (free_vn_table): Likewise.
15245 * tree-vn.c (vn_add): Call nary functions.
15246 (vn_lookup): Likewise.
15248 2008-03-08 Jakub Jelinek <jakub@redhat.com>
15251 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
15252 wdst back after sync_compare_and_swapqhi_internal.
15254 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
15257 * config/i386/i386-modes.def (V1DI): New vector mode.
15258 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
15259 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
15260 (MMXMODE248): Ditto.
15261 (MMXMODE): Add V1DI mode.
15262 (mmxvecsize): Change DI mode to V1DI mode.
15263 ("mov<mode>): Use MMXMODEI8 mode iterator.
15264 ("*mov<mode>_internal_rex64"): Ditto.
15265 ("*mov<mode>_internal"): Ditto.
15266 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
15267 ("mmx_sub<mode>3"): Ditto.
15268 ("mmx_adddi3"): Remove insn pattern.
15269 ("mmx_subdi3"): Ditto.
15270 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
15271 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
15272 ("mmx_ashl<mode>3"): Ditto.
15273 ("mmx_lshrdi3"): Remove insn pattern.
15274 ("mmx_ashldi3"): Ditto.
15275 * config/i386/i386.c (classify_argument): Handle V1DImode.
15276 (function_arg_advance_32): Ditto.
15277 (function_arg_32): Ditto.
15278 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
15279 mmx_addv1di3 insn pattern.
15280 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
15281 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
15282 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
15283 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
15284 Remove definitions of built-in functions.
15285 (V1DI_type_node): New node.
15286 (v1di_ftype_v1di_int): Ditto.
15287 (v1di_ftype_v1di_v1di): Ditto.
15288 (v2si_ftype_v2si_si): Ditto.
15289 (v4hi_ftype_v4hi_di): Remove node.
15290 (v2si_ftype_v2si_di): Ditto.
15291 (ix86_init_mmx_sse_builtins): Handle V1DImode.
15292 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
15293 Redefine builtins using def_builtin_const with *_ftype_*_int node.
15294 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
15295 Add new builtins using def_builtin_const.
15296 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
15297 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
15298 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
15299 * config/i386/mmintrin.h (__v1di): New typedef.
15300 (_mm_add_si64): Cast arguments to __v1di type.
15301 (_mm_sub_si64): Ditto.
15302 (_mm_sll_pi16): Cast __count to __v4hi type.
15303 (_mm_sll_pi32): Cast __count to __v2si type.
15304 (_mm_sll_si64): Cast arguments to __v1di type.
15305 (_mm_srl_pi16): Cast __count to __v4hi type.
15306 (_mm_srl_pi32): Cast __count to __v2si type.
15307 (_mm_srl_si64): Cast arguments to __v1di type.
15308 (_mm_sra_pi16): Cast __count to __v4hi type.
15309 (_mm_sra_pi32): Cast __count to __v2si type.
15310 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
15311 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
15312 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
15313 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
15314 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
15315 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
15316 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
15317 (_mm_srai_pi32): Use __builtin_ia32_psradi.
15318 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
15319 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
15320 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
15321 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
15323 2008-03-07 Joseph Myers <joseph@codesourcery.com>
15325 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
15327 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
15330 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
15331 reg+const addressing for Altivec modes. Don't generate reg+reg
15332 addressing for TFmode or TDmode quantities.
15334 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
15336 * c-common.c (vector_types_convertible_p): Call langhook
15337 instead of comptypes.
15339 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15342 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
15343 integral and scalar float variables which have a
15346 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
15348 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
15349 dwarf_register_span hook when emitting unwind information for
15350 register-to-memory saves.
15351 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
15352 (rs6000_frame_related): Remove call to spe_synthesize_frame.
15354 2008-03-06 Jakub Jelinek <jakub@redhat.com>
15356 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
15357 for the same VAR_DECL.
15359 2008-03-06 Tom Tromey <tromey@redhat.com>
15361 * treelang: Delete.
15362 * doc/standards.texi (Standards): Don't mention treelang.
15363 * doc/invoke.texi (Overall Options): Don't mention treelang.
15364 * doc/install.texi (Prerequisites): Don't mention bison or
15366 (Configuration): Don't mention treelang.
15367 (Building): Likewise.
15368 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
15370 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
15372 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
15373 word-extractions out of a multi-word object.
15375 2008-03-06 Richard Guenther <rguenther@suse.de>
15377 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
15378 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
15379 result type and precision.
15380 * expr.c (get_inner_reference): Set unsignedp based on the result
15381 type of BIT_FIELD_REF.
15382 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
15383 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
15384 (try_instantiate_multiple_fields): Likewise. Use the correct type
15386 (sra_build_assignment): Likewise.
15387 (sra_build_elt_assignment): Likewise.
15388 (sra_explode_bitfield_assignment): Likewise.
15389 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
15390 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
15391 set BIT_FIELD_REF_UNSIGNED.
15392 (vectorizable_load): Likewise.
15394 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
15396 * cse.c (cse_extended_basic_block): Invalidate artificial defs
15399 2008-03-06 Richard Guenther <rguenther@suse.de>
15401 * alias.c (struct alias_set_entry): Move has_zero_child field
15402 to pack with alias_set.
15404 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
15406 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
15409 2008-03-05 Ian Lance Taylor <iant@google.com>
15411 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
15413 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
15415 * fwprop.c (update_df): Support width and offset parameters of
15417 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
15418 global_conflicts): Change DF_REF_EXTRACT to either
15419 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15420 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15421 * df-scan.c (df_ref_record, df_defs_record,
15422 df_ref_create_structure, df_def_record_1, df_uses_record,
15423 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
15424 df_bb_refs_collect, df_entry_block_defs_collect,
15425 df_exit_block_uses_collect): Support new width and offset fields.
15426 (ref_extract_pool): New storage pool.
15427 (df_free_ref): New function.
15428 (df_reg_chain_unlink, df_free_collection_rec,
15429 df_sort_and_compress_refs): Call df_free_ref.
15430 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
15432 (df_ref_create_structure): Allocate df_ref_extract if offset and
15433 width fields are used.
15434 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
15435 (df_uses_record): Get offset and width from ZERO_EXTRACT
15437 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
15438 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15439 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15440 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
15441 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15442 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15443 (df_ref_extract): New structure.
15444 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
15445 (df_ref_create): Add width and offset parameters.
15447 2008-03-05 Richard Guenther <rguenther@suse.de>
15449 * tree-ssa-structalias.c (get_constraint_for_component_ref):
15450 Use ranges_overlap_p.
15451 (offset_overlaps_with_access): Rename
15452 to ranges_overlap_p and move ...
15453 * tree-flow-inline.h (ranges_overlap_p): ... here.
15455 * tree.h (get_inner_reference, handled_component_p): Update
15458 * tree.h (record_component_aliases, get_alias_set,
15459 alias_sets_conflict_p, alias_sets_must_conflict_p,
15460 objects_must_conflict_p): Move declarations ...
15461 * alias.h (record_component_aliases, get_alias_set,
15462 alias_sets_conflict_p, alias_sets_must_conflict_p,
15463 objects_must_conflict_p): ... here.
15464 Include coretypes.h.
15465 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
15467 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
15469 * cfg.c: Include tree-flow.h.
15470 (remove_edge_raw): Call redirect_edge_var_map_clear.
15471 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
15472 * tree-flow-inline.h (redirect_edge_var_map_def): New.
15473 (redirect_edge_var_map_result): New.
15474 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
15475 PENDING_STMT use with redirect_edge_var_map_*.
15476 * tree-ssa.c (edge_var_maps): New definition.
15477 (redirect_edge_var_map_add): New.
15478 (redirect_edge_var_map_clear): New.
15479 (redirect_edge_var_map_dup): New.
15480 (redirect_edge_var_map_vector): New.
15481 (redirect_edge_var_map_destroy): New.
15482 (ssa_redirect_edge): Replace PENDING_STMT use with
15483 redirect_edge_var_map_*.
15484 (flush_pending_stmts): Same.
15485 (delete_tree_ssa): Destroy edge var map.
15486 * tree-flow.h (struct _edge_var_map): New.
15487 Define edge_var_map vector type.
15488 Declare redirect_edge_var_map_* prototypes.
15489 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
15490 * tree-cfg.c (reinstall_phi_args): Replace
15491 PENDING_STMT use with redirect_edge_var_map_*.
15493 2008-03-05 Richard Guenther <rguenther@suse.de>
15495 PR tree-optimization/35472
15496 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
15497 whose single use_stmt has a overlapping set of loaded and
15498 stored symbols as that use_stmt might be a noop assignment then.
15500 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
15502 * gthr-rtems.h: Implement __gthread_mutex_destroy.
15504 2008-03-05 Richard Guenther <rguenther@suse.de>
15507 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
15508 should be constants.
15509 * tree-cfg.c (verify_expr): Verify it.
15510 * fold-const.c (fold_truthop): Remove code generating
15511 BIT_FIELD_REFs of structure bases.
15512 (fold_binary): Likewise.
15513 (fold_ternary): Position and size of BIT_FIELD_REFs are
15514 always host integers.
15515 (make_bit_field_ref): Remove.
15516 (optimize_bit_field_compare): Remove.
15517 (all_ones_mask_p): Remove.
15519 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
15522 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
15523 (split_block_and_df_analyze): New. Split basic block and rebuild
15525 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
15527 (split_pattern_seq): Likewise.
15528 (erase_matching_seqs): Likewise.
15529 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
15531 2008-03-04 Geoff Keating <geoffk@apple.com>
15533 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
15534 declaration and code.
15535 (tree_invalid_nonnegative_warnv_p): Likewise.
15537 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
15539 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
15540 examples. Truncate option-names then causing overfull hbox.
15542 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15545 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
15547 * configure: Rebuilt.
15549 2008-03-04 Rafael Espindola <espindola@google.com>
15551 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
15552 (tree_unary_nonnegative_warnv_p): New.
15553 (tree_binary_nonnegative_warnv_p): New.
15554 (tree_single_nonnegative_warnv_p): New.
15555 (tree_invalid_nonnegative_warnv_p): New.
15556 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
15558 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15561 * opts.c (handle_option): Postpone 'unknown option' errors only for
15564 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
15567 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
15570 2008-03-04 Rafael Espindola <espindola@google.com>
15572 * fold-const.c (tree_unary_nonzero_warnv_p): New.
15573 (tree_binary_nonzero_warnv_p): New.
15574 (tree_single_nonzero_warnv_p): New.
15575 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
15577 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
15579 PR middle-end/35456
15580 * fold-const.c (fold_cond_expr_with_comparison): Prevent
15581 transformations for modes that have signed zeros.
15582 * ifcvt.c (noce_try_abs): Ditto.
15584 2008-03-04 Joseph Myers <joseph@codesourcery.com>
15586 * config/i386/i386.c (override_options): Force
15587 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
15589 2008-03-04 Jan Hubicka <jh@suse.cz>
15592 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
15595 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
15597 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
15598 label to probe the stack.
15600 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
15602 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
15603 (__gthr_win32_mutex_destroy): Declare.
15604 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
15605 __gthr_win32_mutex_destroy.
15606 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
15608 2008-03-03 Jan Hubicka <jh@suse.cz>
15611 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
15612 aggressive on inlining cold calls.
15614 2008-03-03 Richard Guenther <rguenther@suse.de>
15616 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
15617 struct copies into the expression table.
15618 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
15619 (try_to_simplify): Likewise.
15620 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
15621 integral and pointer arguments which do not change the
15622 precision to NOP_EXPRs.
15623 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
15624 VIEW_CONVERT_EXPR case.
15626 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
15628 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
15629 defined in a loop at depth 0 is invariant.
15630 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
15631 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
15632 be called at loop depth 0.
15634 2008-03-02 Jakub Jelinek <jakub@redhat.com>
15637 * gcc.c (process_command): Update copyright notice dates.
15638 * gcov.c (print_version): Likewise.
15639 * gcov-dump.c (print_version): Likewise.
15640 * mips-tfile.c (main): Likewise.
15641 * mips-tdump.c (main): Likewise.
15643 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15646 * c-common.c (flag_permissive): Delete.
15647 (constant_expression_warnings): Check flags first.
15648 (constant_expression_error): New.
15649 * c-common.h (flag_permissive): Delete.
15650 (constant_expression_error): Declare.
15651 * flags.h (flag_permissive): Declare. Update description.
15652 * diagnostic.c (pedwarn): Update.
15654 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
15655 (permissive_error_kind): New.
15656 * toplev.c (flag_permissive): Define. Update description.
15657 * toplev.h (permissive_error_kind): Declare.
15658 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
15659 (pedwarn_c90): Use pedantic_warning_kind.
15660 * c-opts.c (c_common_post_options): flag_permissive does not affect
15661 flag_pedantic_errors.
15663 2008-03-02 Joseph Myers <joseph@codesourcery.com>
15665 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
15666 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
15667 __absvsi2, __absvDI2): Use unsigned arithmetic.
15669 2008-03-02 Andi Kleen <ak@suse.de>
15670 Richard Guenther <rguenther@suse.de>
15672 * struct-equiv.c: Remove file.
15673 * cfg_cleanup.c (condjump_equiv_p): Remove.
15674 * Makefile.in (OBJS-common): Remove struct-equiv.o.
15675 (struct-equiv.o): Remove rule.
15676 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
15677 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
15678 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
15680 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15682 * ifcvt.c (noce_process_if_block): Try to handle only the then
15683 block if the else block exists but isn't suitable.
15685 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
15688 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
15689 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
15690 regression from previous patch.
15692 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
15695 * gthr.h: Add __gthread_mutex_destroy as a function that must be
15697 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
15698 * gthr-single.h (__gthread_mutex_destroy): Likewise.
15699 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
15700 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
15701 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
15702 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
15703 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
15704 (__gthread_mutex_destroy_function): Rename to
15705 __gthread_mutex_destroy.
15706 * gthr-dce.h (__gthread_mutex_destroy): Call
15707 pthread_mutex_destroy.
15708 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
15709 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
15710 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
15712 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15714 * df-scan.c (df_ref_chain_change_bb): Simplify.
15715 (df_insn_change_bb): Add new_bb argument. Simplify. Call
15716 set_block_for_insn if there's any change.
15717 * df.h ((df_insn_change_bb): Fix prototype.
15718 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
15719 df_insn_change_bb, don't call set_block_for_insn.
15720 * emit-rtl.c (reorder_insns): Likewise.
15721 * haifa-sched.c (move_insn): Likewise.
15723 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15725 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
15727 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15729 * tree-flow-inline.h (next_readonly_imm_use): Return
15730 NULL_USE_OPERAND_P after the end.
15732 2008-03-01 Richard Guenther <rguenther@suse.de>
15734 PR tree-optimization/35411
15735 * tree-sra.c (sra_build_assignment): Split conversion to
15736 final type to a separate statement if we are not assigning
15739 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15741 * fold-const.c (fold_convertible_p): Correct the logic to follow
15742 that in fold_convert().
15744 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
15747 * tree-inline.c (build_duplicate_type): When we make a
15748 duplicate type, make it unique in the canonical types system.
15750 2008-02-29 Tom Tromey <tromey@redhat.com>
15752 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
15753 input_file_stack_history, input_file_stack_restored): Remove.
15754 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15755 * input.h (struct file_stack): Remove.
15756 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15757 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
15759 * diagnostic.h (struct diagnostic_context) <last_module>: Change
15761 (diagnostic_last_module_changed): Add 'map' argument.
15762 (diagnostic_set_last_function): Likewise.
15763 * diagnostic.c (undiagnostic_report_current_module): Iterate using
15764 line map, not input_file_stack.
15765 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
15767 2008-02-29 Paul Brook <paul@codesourcery.com>
15769 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
15771 2008-02-29 Paul Brook <paul@codesourcery.com>
15773 * config/arm/ieee754-df.S (muldf3): Use RET macros.
15775 2008-02-29 Richard Guenther <rguenther@suse.de>
15777 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
15779 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
15780 value for comparing for a store match.
15781 (simplify_unary_expression): Do nothing for SSA_NAMEs.
15782 (try_to_simplify): Do not do a full-blown reference lookup.
15784 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15786 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
15787 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
15789 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
15791 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
15793 * tree-loop-linear.c (try_interchange_loops): Compare memory access
15794 strides against cache sizes.
15796 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15798 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
15801 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
15803 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
15804 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
15805 is smaller than the original promoted value.
15806 (simplify_subreg): If OP is a SUBREG, try to preserve its
15807 SUBREG_PROMOTED_VAR_P information.
15809 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
15811 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
15812 (VN_INFO_GET): Allocate new objects on the obstack.
15813 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
15814 for rpo_numbers_temp, for consistency.
15815 (free_scc_vn): Free the obstack.
15817 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
15819 * doc/invoke.texi: Document -ftree-loop-distribution.
15820 * tree-loop-distribution.c: New.
15821 * tree-pass.h (pass_loop_distribution): New.
15822 * graphds.h (struct graph): Add htab_t indices.
15823 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
15824 * tree-vectorizer.c (rename_variables_in_loop): Extern.
15825 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
15826 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
15827 * tree-data-ref.c (debug_data_dependence_relations): New.
15828 (dump_data_dependence_relation): Also print data references.
15829 (free_data_ref): Extern.
15830 (same_access_functions): Moved...
15831 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
15832 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
15833 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
15834 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
15835 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
15836 (stmts_from_loop): Skip LABEL_EXPR.
15837 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
15839 (build_rdg): Initialize rdg->indices htab.
15840 (free_rdg, stores_from_loop, ref_base_address,
15841 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
15842 have_similar_memory_accesses_1, ref_base_address_1,
15843 remove_similar_memory_refs): New.
15844 * tree-data-ref.h: Depend on tree-chrec.h.
15845 (debug_data_dependence_relations, free_data_ref): Declared.
15846 (same_access_functions): ... here.
15847 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
15849 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
15850 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
15851 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
15852 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
15853 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
15854 rdg_vertex_for_stmt): Declared.
15855 (struct rdg_edge): Add level.
15857 (free_rdg, stores_from_loop, remove_similar_memory_refs,
15858 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
15860 (rdg_has_similar_memory_accesses): New.
15861 * tree-vect-analyze.c: Remove unused static decls.
15862 * lambda.h (dependence_level): New.
15863 * common.opt (ftree-loop-distribution): New.
15864 * tree-flow.h (mark_virtual_ops_in_bb,
15865 slpeel_tree_duplicate_loop_to_edge_cfg,
15866 rename_variables_in_loop): Declared.
15867 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
15868 (OBJS-common): Add tree-loop-distribution.o.
15869 (tree-loop-distribution.o): New rule.
15870 * tree-cfg.c (mark_virtual_ops_in_bb): New.
15871 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
15872 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
15874 2008-02-28 Joseph Myers <joseph@codesourcery.com>
15877 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
15878 other than structures and unions.
15880 2008-02-28 Richard Guenther <rguenther@suse.de>
15883 2008-02-26 Richard Guenther <rguenther@suse.de>
15885 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15886 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15887 (lookup_decl_from_uid): Declare.
15888 (remove_decl_from_map): Likewise.
15889 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15890 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15891 (decl_for_uid_map): New global hashtable mapping DECL_UID
15893 (init_ttree): Allocate it.
15894 (insert_decl_to_uid_decl_map): New helper function.
15895 (make_node_stat): Insert new decls into the map.
15896 (copy_node_stat): Likewise.
15897 (lookup_decl_from_uid): New function.
15898 (remove_decl_from_map): Likewise.
15899 (print_decl_for_uid_map_statistics): New helper.
15900 (dump_tree_statistics): Call it.
15902 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15903 (referenced_var_iterator): Adjust.
15904 (FOR_EACH_REFERENCED_VAR): Adjust.
15905 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15906 (num_referenced_vars): Adjust.
15907 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15908 (first_referenced_var): Remove.
15909 (end_referenced_vars_p): Likewise.
15910 (next_referenced_var): Likewise.
15911 (referenced_var_iterator_set): New helper function.
15912 * tree-dfa.c (referenced_var_lookup): Adjust.
15913 (referenced_var_check_and_insert): Likewise.
15914 (remove_referenced_var): Likewise.
15915 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15916 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15917 (verify_call_clobbering): Likewise.
15918 (verify_memory_partitions): Likewise.
15919 (init_tree_ssa): Allocate bitmap instead of hashtable for
15921 (delete_tree_ssa): Adjust.
15922 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15923 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15924 (compute_tag_properties): Likewise.
15925 (set_initial_properties): Likewise.
15926 (find_partition_for): Likewise.
15927 (update_reference_counts): Likewise.
15928 (dump_may_aliases_for): Likewise.
15929 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15930 (add_call_clobber_ops): Likewise.
15931 (add_call_read_ops): Likewise.
15932 (get_asm_expr_operands): Likewise.
15933 * tree-into-ssa.c (dump_decl_set): Likewise.
15934 (update_ssa): Likewise.
15935 * tree-sra.c (scan_function): Likewise.
15936 (decide_instantiations): Likewise.
15937 (scalarize_parms): Likewise.
15938 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15939 (dsa_named_for): Likewise.
15940 * tree-ssa-structalias.c (update_alias_info): Likewise.
15941 (merge_smts_into): Likewise.
15943 2008-02-27 David Daney <ddaney@avtrex.com>
15946 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
15947 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
15948 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
15949 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
15950 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
15952 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
15955 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
15956 (BUILT_IN_NEXTTOWARD): Remove.
15957 (BUILT_IN_NEXTTOWARDF): Ditto.
15958 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
15959 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
15961 2008-02-27 Tom Tromey <tromey@redhat.com>
15963 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
15964 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
15966 2008-02-27 Jan Beulich <jbeulich@novell.com>
15968 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
15969 update the respective field on newdecl.
15971 2008-02-27 Revital Eres <eres@il.ibm.com>
15973 PR rtl-optimization/34999
15974 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
15975 crossing edges that ends with a call insn.
15976 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
15977 call insn and clear the EDGE_CROSSING flag of the crossing edge
15978 when fixing fallthru edges.
15980 2008-02-27 Richard Guenther <rguenther@suse.de>
15982 PR middle-end/35390
15983 * fold-const.c (fold_unary): Return the correct argument,
15984 converted to the result type.
15986 2008-02-27 Richard Guenther <rguenther@suse.de>
15988 PR middle-end/34971
15989 * expr.c (expand_expr_real_1): Assert on rotates that operate
15991 * fold-const.c (fold_binary): Use the types precision, not the
15992 bitsize of the mode if folding rotate expressions. Build rotates
15993 only for full modes.
15995 2008-02-27 Jakub Jelinek <jakub@redhat.com>
15997 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
15998 and CPP_PRAGMA_EOL.
15999 * c-pragma.c (pragma_ns_name): New typedef.
16000 (registered_pp_pragmas): New variable.
16001 (c_pp_lookup_pragma): New function.
16002 (c_register_pragma_1): If flag_preprocess_only, do nothing
16003 for non-expanded pragmas, for expanded ones push pragma's
16004 namespace and name into registered_pp_pragmas vector.
16005 (c_invoke_pragma_handler): Register OpenMP pragmas even when
16006 flag_preprocess_only, don't register GCC pch_preprocess
16007 pragma if flag_preprocess_only.
16008 * c-opts.c (c_common_init): Call init_pragma even if
16009 flag_preprocess_only.
16010 * c-pragma.c (c_pp_lookup_pragma): New prototype.
16011 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
16012 cpp_register_pragma if flag_preprocess_only.
16014 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16017 * c-parser.c (c_parser_translation_unit): Warn for empty
16018 translation unit, not empty source file.
16020 2008-02-26 Paul Brook <paul@codesourcery.com>
16022 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
16023 operand for Thumb-2.
16024 * config/arm/arm.h (reg_class): Add CORE_REGS.
16025 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
16026 (BASE_REG_CLASS): Use CORE_REGS.
16027 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
16028 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
16029 (REGNO_OK_FOR_INDEX_P): Exclude SP.
16030 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
16031 ARM_REGNO_OK_FOR_INDEX_P.
16032 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
16033 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
16034 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
16035 (ldm/stm peepholes): Ditto.
16036 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
16037 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
16038 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
16039 * config/arm/constraints.md: Enable "k" constraint on ARM.
16041 2008-02-27 Ben Elliston <bje@au.ibm.com>
16043 * config/rs6000/rs6000.c: Annotate cache line size field in all
16044 instances of struct processor_costs.
16046 2008-02-26 David Edelsohn <edelsohn@gnu.org>
16048 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
16049 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
16050 jump_bypass): New counters.
16051 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
16052 * dce.c (gate_ud_dce): Same.
16053 (gate_fast_dce): Same.
16054 * dse.c (gate_dse1): New function.
16055 (gate_dse2): New function.
16056 (gate_dse): Merge results of new gate functions.
16057 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
16058 (gate_handle_jump_bypass): Add dbg_cnt.
16059 (gate_handle_gcse): Add dbg_cnt.
16060 * ifcvt.c (gate_handle_if_conversion): Same.
16061 (gate_handle_if_after_combine): Same.
16062 (gate_handle_if_after_reload): Same.
16063 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
16065 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
16067 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
16069 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
16071 2008-02-26 Jason Merrill <jason@redhat.com>
16074 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
16075 alone if it's the naming decl for the type's main variant.
16077 2008-02-26 Tom Tromey <tromey@redhat.com>
16079 * system.h (USE_MAPPED_LOCATION): Poison.
16080 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
16081 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
16082 (make_goto_expr_edges): Likewise.
16083 (remove_bb): Likewise.
16084 (execute_warn_function_return): Likewise.
16085 * basic-block.h (struct edge_def) <goto_locus>: Change type to
16087 * c-common.c (fname_decl): Remove old location code.
16088 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
16090 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
16092 (ASM_INPUT_SOURCE_LOCATION): Likewise.
16093 (gen_rtx_ASM_INPUT): Likewise.
16094 (gen_rtx_ASM_INPUT_loc): Likewise.
16095 (get_rtx_asm_OPERANDS): Remove.
16096 * cfglayout.c (insn_locators_alloc): Remove old location code.
16097 (set_curr_insn_source_location): Likewise.
16098 (curr_insn_locator): Likewise.
16099 * print-tree.c (print_node): Remove old location code.
16100 * tree-mudflap.c (mf_varname_tree): Remove old location code.
16101 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
16102 * cfgexpand.c (expand_gimple_cond_expr): Don't use
16103 location_from_locus.
16104 (construct_exit_block): Remove old location code.
16105 * emit-rtl.c (force_next_line_note): Remove old location code.
16106 * profile.c (branch_prob): Remove old location code.
16107 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
16108 LOC_LINE): Remove old-location variants.
16109 * langhooks.c (lhd_print_error_function): Remove old location
16111 * configure, config.in: Rebuilt.
16112 * configure.ac (--enable-mapped-location): Remove.
16113 * c-decl.c (c_init_decl_processing): Remove old location code.
16114 (finish_function): Likewise.
16115 * recog.c (decode_asm_operands): Remove old location code.
16116 * c-pch.c (c_common_read_pch): Remove old location code.
16117 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
16119 * gimple-low.c (lower_function_body): Remove old location code.
16120 * toplev.c (unknown_location): Remove.
16121 (push_srcloc): Remove old-location variant.
16122 (process_options): Remove old location code.
16123 (lang_dependent_init): Likewise.
16124 * input.h (UNKNOWN_LOCATION): Move definition.
16125 (location_t): Undeprecate.
16126 (source_locus): Remove.
16127 (location_from_locus): Remove.
16128 (struct location_s): Remove.
16129 Remove all old-location code.
16130 (input_line, input_filename): Remove.
16131 * final.c (final_scan_insn): Remove old location code.
16132 * diagnostic.c (diagnostic_build_prefix): Remove
16133 USE_MAPPED_LOCATION test.
16134 * tree.h (gimple_stmt) <locus>: Now a location_t.
16135 (tree_exp) <locus>: Likewise.
16136 (DECL_IS_BUILTIN): Remove old-location variant.
16137 (annotate_with_file_line, annotate_with_locus): Likewise.
16138 (expr_locus, set_expr_locus): Update.
16139 * tree.c (build1_stat): Remove old location code.
16140 (last_annotated_node): Remove.
16141 (annotate_with_file_line): Remove old-location variant.
16142 (annotate_with_locus): Likewise.
16143 (expr_location): Remove old location code.
16144 (set_expr_location): Likewise.
16145 (expr_has_location): Likewise.
16146 (expr_locus): Likewise.
16147 (set_expr_locus): Likewise.
16148 (expr_filename): Don't use location_from_locus.
16149 (expr_lineno): Likewise.
16150 * rtl-error.c (location_for_asm): Remove old location code.
16151 * c-lex.c (cb_line_change): Remove old location code.
16152 (fe_file_change): Likewise.
16153 (cb_def_pragma): Likewise.
16154 (c_lex_with_flags): Likewise.
16155 * gengtype.c (do_typedef): Don't special-case location types.
16156 (define_location_structures): Remove.
16157 (main): Don't call define_location_structures.
16158 * tree-pretty-print.c (dump_implicit_edges): Remove old location
16161 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16164 * builtins.def (BUILT_IN_STDARG_START): Remove.
16165 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
16166 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
16167 * tree-inline.c (inline_forbidden_p_1): Likewise.
16169 2008-02-26 Richard Guenther <rguenther@suse.de>
16171 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16172 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16173 (lookup_decl_from_uid): Declare.
16174 (remove_decl_from_map): Likewise.
16175 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16176 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16177 (decl_for_uid_map): New global hashtable mapping DECL_UID
16179 (init_ttree): Allocate it.
16180 (insert_decl_to_uid_decl_map): New helper function.
16181 (make_node_stat): Insert new decls into the map.
16182 (copy_node_stat): Likewise.
16183 (lookup_decl_from_uid): New function.
16184 (remove_decl_from_map): Likewise.
16185 (print_decl_for_uid_map_statistics): New helper.
16186 (dump_tree_statistics): Call it.
16188 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16189 (referenced_var_iterator): Adjust.
16190 (FOR_EACH_REFERENCED_VAR): Adjust.
16191 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16192 (num_referenced_vars): Adjust.
16193 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16194 (first_referenced_var): Remove.
16195 (end_referenced_vars_p): Likewise.
16196 (next_referenced_var): Likewise.
16197 (referenced_var_iterator_set): New helper function.
16198 * tree-dfa.c (referenced_var_lookup): Adjust.
16199 (referenced_var_check_and_insert): Likewise.
16200 (remove_referenced_var): Likewise.
16201 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16202 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16203 (verify_call_clobbering): Likewise.
16204 (verify_memory_partitions): Likewise.
16205 (init_tree_ssa): Allocate bitmap instead of hashtable for
16207 (delete_tree_ssa): Adjust.
16208 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16209 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16210 (compute_tag_properties): Likewise.
16211 (set_initial_properties): Likewise.
16212 (find_partition_for): Likewise.
16213 (update_reference_counts): Likewise.
16214 (dump_may_aliases_for): Likewise.
16215 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16216 (add_call_clobber_ops): Likewise.
16217 (add_call_read_ops): Likewise.
16218 (get_asm_expr_operands): Likewise.
16219 * tree-into-ssa.c (dump_decl_set): Likewise.
16220 (update_ssa): Likewise.
16221 * tree-sra.c (scan_function): Likewise.
16222 (decide_instantiations): Likewise.
16223 (scalarize_parms): Likewise.
16224 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16225 (dsa_named_for): Likewise.
16226 * tree-ssa-structalias.c (update_alias_info): Likewise.
16227 (merge_smts_into): Likewise.
16229 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16232 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
16233 * c-opts.c (c_common_handle_option): Wall enables
16234 Wvolatile-register-var.
16235 * common.opt: Move Wvolatile-register-var to...
16238 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16240 * common.opt (Wlarger-than=): New.
16241 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
16243 * opts.c (common_handle_option): Handle -Wlarger-than=.
16244 * optc-gen.awk: Likewise.
16245 * opth-gen.awk: Likewise.
16246 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
16247 * tree-optimize.c (tree_rest_of_compilation): Likewise.
16249 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16251 * c-common.c (match_case_to_enum_1): Add appropriate
16252 OPT_W* parameter to warning.
16253 (c_do_switch_warnings): Likewise.
16254 * c-typeck.c (warning_init): Add one more parameter following
16255 'warning' function.
16256 (push_init_level): Update call to warning_init.
16257 (pop_init_level): Likewise.
16258 (add_pending_init): Likewise.
16259 (output_init_element: Likewise.
16261 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16264 * toplev.c (toplev_main): If there are warnings or error, print
16265 errors for ignored options.
16266 * opts.c (ignored_options): New static variable.
16267 (postpone_unknown_option_error): New.
16268 (print_ignored_options): New.
16269 (handle_option): Postpone errors for unknown -Wno-* options.
16270 * opts.h (print_ignored_options): Declare.
16272 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
16274 * config/mips/mips.md (loadgp_blockage, blockage): Change type
16277 2008-02-25 Richard Guenther <rguenther@suse.de>
16280 2008-02-25 Richard Guenther <rguenther@suse.de>
16282 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16283 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16284 (lookup_decl_from_uid): Declare.
16285 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16286 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16287 (decl_for_uid_map): New global hashtable mapping DECL_UID
16289 (init_ttree): Allocate it.
16290 (insert_decl_to_uid_decl_map): New helper function.
16291 (make_node_stat): Insert new decls into the map.
16292 (copy_node_stat): Likewise.
16293 (lookup_decl_from_uid): New function.
16294 (print_decl_for_uid_map_statistics): New helper.
16295 (dump_tree_statistics): Call it.
16297 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16298 (referenced_var_iterator): Adjust.
16299 (FOR_EACH_REFERENCED_VAR): Adjust.
16300 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16301 (num_referenced_vars): Adjust.
16302 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16303 (first_referenced_var): Remove.
16304 (end_referenced_vars_p): Likewise.
16305 (next_referenced_var): Likewise.
16306 (referenced_var_iterator_set): New helper function.
16307 * tree-dfa.c (referenced_var_lookup): Adjust.
16308 (referenced_var_check_and_insert): Likewise.
16309 (remove_referenced_var): Likewise.
16310 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16311 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16312 (verify_call_clobbering): Likewise.
16313 (verify_memory_partitions): Likewise.
16314 (init_tree_ssa): Allocate bitmap instead of hashtable for
16316 (delete_tree_ssa): Adjust.
16317 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16318 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16319 (compute_tag_properties): Likewise.
16320 (set_initial_properties): Likewise.
16321 (find_partition_for): Likewise.
16322 (update_reference_counts): Likewise.
16323 (dump_may_aliases_for): Likewise.
16324 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16325 (add_call_clobber_ops): Likewise.
16326 (add_call_read_ops): Likewise.
16327 (get_asm_expr_operands): Likewise.
16328 * tree-into-ssa.c (dump_decl_set): Likewise.
16329 (update_ssa): Likewise.
16330 * tree-sra.c (scan_function): Likewise.
16331 (decide_instantiations): Likewise.
16332 (scalarize_parms): Likewise.
16333 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16334 (dsa_named_for): Likewise.
16335 * tree-ssa-structalias.c (update_alias_info): Likewise.
16336 (merge_smts_into): Likewise.
16338 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
16341 * doc/invoke.texi (-fcx-limited-range): Document new option.
16342 * toplev.c (process_options): Handle -fcx-fortran-rules.
16343 * common.opt: Add documentation for -fcx-fortran-rules.
16345 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
16348 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
16349 actual behaviour and C99.
16351 2008-02-26 Ben Elliston <bje@au.ibm.com>
16353 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
16354 (ASM_CPU_POWER6_SPEC): Likewise.
16355 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
16356 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
16357 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
16359 2008-02-25 Richard Guenther <rguenther@suse.de>
16361 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16362 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16363 (lookup_decl_from_uid): Declare.
16364 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16365 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16366 (decl_for_uid_map): New global hashtable mapping DECL_UID
16368 (init_ttree): Allocate it.
16369 (insert_decl_to_uid_decl_map): New helper function.
16370 (make_node_stat): Insert new decls into the map.
16371 (copy_node_stat): Likewise.
16372 (lookup_decl_from_uid): New function.
16373 (print_decl_for_uid_map_statistics): New helper.
16374 (dump_tree_statistics): Call it.
16376 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16377 (referenced_var_iterator): Adjust.
16378 (FOR_EACH_REFERENCED_VAR): Adjust.
16379 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16380 (num_referenced_vars): Adjust.
16381 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16382 (first_referenced_var): Remove.
16383 (end_referenced_vars_p): Likewise.
16384 (next_referenced_var): Likewise.
16385 (referenced_var_iterator_set): New helper function.
16386 * tree-dfa.c (referenced_var_lookup): Adjust.
16387 (referenced_var_check_and_insert): Likewise.
16388 (remove_referenced_var): Likewise.
16389 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16390 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16391 (verify_call_clobbering): Likewise.
16392 (verify_memory_partitions): Likewise.
16393 (init_tree_ssa): Allocate bitmap instead of hashtable for
16395 (delete_tree_ssa): Adjust.
16396 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16397 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16398 (compute_tag_properties): Likewise.
16399 (set_initial_properties): Likewise.
16400 (find_partition_for): Likewise.
16401 (update_reference_counts): Likewise.
16402 (dump_may_aliases_for): Likewise.
16403 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16404 (add_call_clobber_ops): Likewise.
16405 (add_call_read_ops): Likewise.
16406 (get_asm_expr_operands): Likewise.
16407 * tree-into-ssa.c (dump_decl_set): Likewise.
16408 (update_ssa): Likewise.
16409 * tree-sra.c (scan_function): Likewise.
16410 (decide_instantiations): Likewise.
16411 (scalarize_parms): Likewise.
16412 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16413 (dsa_named_for): Likewise.
16414 * tree-ssa-structalias.c (update_alias_info): Likewise.
16415 (merge_smts_into): Likewise.
16417 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
16420 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
16421 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
16422 * alias.h (nonoverlapping_memrefs_p): Likewise.
16424 2008-02-25 Jan Beulich <jbeulich@novell.com>
16426 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
16427 * config/i386/netware-libgcc.exp: Add __bswap?i2,
16428 __emultls_get_address, __emultls_register_common,
16429 __floatundi?f, and _Unwind_GetIPInfo.
16430 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
16431 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
16432 (gen_regparm_prefix): Likewise.
16433 (i386_nlm_encode_section_info): Sync with
16434 config/i386/winnt.c:i386_pe_encode_section_info().
16435 (i386_nlm_maybe_mangle_decl_assembler_name): New.
16436 i386_nlm_mangle_decl_assembler_name): New.
16437 (netware_override_options): New.
16438 * config/i386/netware.h (netware_override_options): Declare.
16439 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
16440 (i386_nlm_mangle_decl_assembler_name): Declare.
16441 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
16443 2008-02-25 Ben Elliston <bje@au.ibm.com>
16446 * c-decl.c (grokdeclarator): Remove unused local variables
16447 `typedef_type' and `type_as_written'.
16449 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
16450 unused local variable `has_hot_blocks'.
16451 (fix_crossing_conditional_branches): Remove unused local variable
16454 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
16456 PR middle-end/19984
16457 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
16458 using DEF_C99_BUILTIN.
16459 (BUILT_IN_NANF): Ditto.
16460 (BUILT_IN_NANL): Ditto.
16462 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
16463 Revital Eres <eres@il.ibm.com>
16465 * modulo-sched.c (calculate_must_precede_follow): Address TODO
16466 regarding the order of two dependent insns in the same row.
16468 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
16470 * stor-layout.c (layout_decl): Do not bump the alignment of a
16471 bit-field to more than byte alignment if it is packed.
16473 2008-02-24 David Edelsohn <edelsohn@gnu.org>
16475 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
16478 2008-02-24 Diego Novillo <dnovillo@google.com>
16480 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
16483 * tree-vrp.c (vrp_evaluate_conditional): With
16484 -Wtype-limits, emit a warning when comparing against a
16485 constant outside the natural range of OP0's type.
16486 * c.opt (Wtype-limits): Move ...
16487 * common.opt (Wtype-limits): ... here.
16489 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
16491 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
16492 * config/rs6000/e300c2c3.md: New file.
16493 * config/rs6000/rs6000.c (processor_costs): Add new costs for
16495 (rs6000_override_options): Add e300c2 and e300c3 cases to
16496 processor_target_table. Do not allow usage of Altivec or Spe
16497 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
16498 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
16499 * config/rs6000/rs6000.h (processor_type): Add
16500 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
16501 (ASM_CPU_SPEC): Add e300c2 and e300c3.
16502 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
16503 and ppce300c3. Include e300c2c3.md.
16505 2008-02-23 David Edelsohn <edelsohn@gnu.org>
16507 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
16508 instead of TARGET_STRICT_ALIGN.
16510 2008-02-23 Joseph Myers <joseph@codesourcery.com>
16512 * explow.c (memory_address): Assert that the generated address is
16515 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16518 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
16519 * config/darwin-ppc-ldouble-patch.def: New file.
16520 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
16521 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
16522 SUBTARGET_INIT_BUILTINS if defined.
16523 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
16526 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
16529 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
16530 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
16532 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
16535 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
16536 file" warning condtional on -Winvalid-PCH.
16538 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
16540 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
16542 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
16546 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
16547 prevent reload from using MMX registers.
16548 (*mov<mode>_internal): Ditto.
16549 (*movv2sf_internal_rex64): Ditto.
16550 (*movv2sf_internal): Ditto.
16552 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16554 PR documentation/31569
16555 * doc/install.texi2html: Use makeinfo --no-number-sections.
16557 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16559 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
16560 ensure that we can address an entire entity > 8 bytes. Don't
16561 generate reg+reg addressing for such data.
16563 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16565 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
16566 strings when optimizing for size, unless the target cares about
16569 2008-02-22 Tom Tromey <tromey@redhat.com>
16571 * regclass.c (current_pass): Remove declaration.
16573 2008-02-22 Anatoly Sokolov <aesok@post.ru>
16575 * config/avr/libgcc.S (__RAMPZ__): Define.
16576 (__do_copy_data): Add for devices with 128KB code memory.
16578 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16580 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16582 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
16584 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
16586 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
16589 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16592 * c-typeck.c (build_binary_op): Warn about floating point
16593 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
16595 2008-02-21 Janis Johnson <janis187@us.ibm.com>
16598 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
16599 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
16601 (rs6000_override_options): Set altivec_abi as default, not override,
16602 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
16603 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
16604 is used; use new member spe_abi.
16605 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
16606 spe_abi and altivec_abi.
16608 2008-02-22 Tomas Bily <tbily@suse.cz>
16610 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
16612 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16615 * config.build (build_file_translate): Set to `CMD //c' only if
16617 * Makefile.in (build_file_translate): Improve comment.
16619 2008-02-21 Jan Hubicka <jh@suse.cz>
16621 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
16622 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
16623 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
16625 2008-02-21 Michael Matz <matz@suse.de>
16628 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
16630 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
16632 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
16633 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
16634 as insn constraint.
16635 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
16636 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
16637 SSE_VEC_FLOAT_MODE_P as insn constraint.
16638 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
16639 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
16640 sse4a_movntdf using MODEF mode iterator.
16641 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
16642 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
16643 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
16644 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
16645 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
16646 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
16647 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
16649 2008-02-21 Richard Guenther <rguenther@suse.de>
16651 * tree.def (PAREN_EXPR): New tree code.
16652 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
16654 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
16655 * expr.c (expand_expr_real_1): Likewise.
16656 * tree-inline.c (estimate_num_insns_1): Likewise.
16657 * tree-complex.c (expand_complex_move): Likewise.
16658 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
16661 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
16664 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
16666 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
16669 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
16671 * config/sh/sh.c (find_barrier): Don't go past
16672 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
16674 2008-02-20 DJ Delorie <dj@redhat.com>
16676 * config/h8300/h8300.md (insv): Force source operand to be a register.
16678 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
16679 as a jump, not as a plain insn.
16681 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
16683 * doc/invoke.texi (Warning Options): Add new option
16684 -Wframe-larger-than=.
16685 (-Wframe-larger-than): Document.
16687 * flags.h (warn_frame_larger_than, frame_larger_than_size):
16688 Add declarations for new option variables.
16690 * final.c (final_start_function): Check the frame size
16691 before emission and issue a Wframe-larger-than warning.
16693 * opts.c (warn_frame_larger_than, frame_larger_than_size):
16694 Add definitions for new option variables.
16695 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
16697 * common.opt (Wframe-larger-than=): New option.
16699 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
16701 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
16702 (<sse>_div<mode>3): Ditto.
16703 (<sse>_vmdiv<mode>3): Ditto.
16704 (<sse>_vmsqrt<mode>2): Ditto.
16705 (*smax<mode>3): Ditto.
16706 (sse5_frcz<mode>2): Ditto.
16707 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
16708 as insn constraint.
16710 2008-02-20 Richard Guenther <rguenther@suse.de>
16712 PR middle-end/35265
16713 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
16714 be happy with INTEGRAL_TYPE_P.
16716 2008-02-20 Richard Guenther <rguenther@suse.de>
16718 * fold-const.c (split_tree): Associate floatig-point expressions
16719 if flag_associative_math is set.
16721 2008-02-20 Richard Guenther <rguenther@suse.de>
16723 * tree.h (fold_real_zero_addition_p): Declare.
16724 * fold-const.c (fold_real_zero_addition_p): Export.
16725 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
16726 floating-point operations with zero and one.
16728 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
16730 * doc/install.texi: Correct references to CFLAGS, replacing them
16731 with BOOT_CFLAGS. Document flags used during bootstrap for
16734 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
16736 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
16737 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
16738 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
16740 (smin<mode>3): Ditto from similar patterns.
16741 (smax<mode>3): Ditto.
16742 (*ieee_smin<mode>3): Ditto.
16743 (*ieee_smax<mode>3): Ditto.
16744 * config/i386/sse.md (sse): New mode attribute.
16745 (mov<mode>): Macroize expander from movv4sf and movv2df using
16746 SSEMODEF2P mode iterator.
16747 (<sse>_movnt<mode>): Ditto from similar patterns. Use
16748 SSE_VEC_FLOAT_MODE_P as insn constraint.
16749 (storent<mode>): Ditto.
16750 (storent<mode>): Macroize expander from storentsf and storentdf using
16751 MODEF mode iterator.
16752 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
16753 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
16754 (abs<mode>2): Ditto from similar patterns.
16755 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
16756 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
16757 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
16758 (<sse>_vmsqrt<mode>2): Ditto.
16759 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
16760 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
16761 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
16762 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
16763 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
16764 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
16765 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
16767 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
16768 iterator and SSE_FLOAT_MODE_P as insn constraint.
16769 (<sse>_ucomi): Ditto from similar patterns.
16770 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
16771 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
16772 SSE_VEC_FLOAT_MODE_P as insn constraint.
16773 (vcond<mode>): Ditto from similar patterns.
16774 (and<mode>3, *and<mode>3): Ditto.
16775 (<sse>_nand<mode>3): Ditto.
16776 (ior<mode>3, *ior<mode>3): Ditto.
16777 (xor<mode>3, *xor<mode>3): Ditto.
16778 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
16779 iterator and SSE_FLOAT_MODE_P as insn constraint.
16780 (*nand<mode>3): Ditto from similar patterns.
16781 (*ior<mode>3): Ditto.
16782 (*xor<mode>3): Ditto.
16784 2008-02-20 Ira Rosen <irar@il.ibm.com>
16786 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
16787 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
16788 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
16790 2008-02-19 Jan Hubicka <jh@suse.cz>
16792 * predict.c (tree_bb_level_predictions): Remove variable next
16793 mistakely introduced by previous commit.
16795 2008-02-19 Jan Hubicka <jh@suse.cz>
16797 * predict.c (predict_paths_leading_to): Rewrite.
16798 (predict_paths_for_bb): New.
16799 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
16801 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16804 * Makefile.in (build_file_translate): New.
16805 (gcc-vers.texi): Use it for translating $(abs_srcdir).
16806 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
16807 * configure.ac (build_file_translate): Substitute it.
16808 * configure: Regenerate.
16810 2008-02-19 Jan Hubicka <jh@suse.cz>
16812 PR rtl-optimization/34408
16813 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
16816 2008-02-19 Jan Hubicka <jh@suse.cz>
16818 PR middle-end/28779
16819 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
16822 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
16825 * config/i386/i386-modes.def: Revert the last DI alignment
16826 change until Ada people can look into it.
16828 2008-02-19 Nick Clifton <nickc@redhat.com>
16830 * opts.c (print_specific_help): Fix typo in --help text.
16832 2008-02-19 Jakub Jelinek <jakub@redhat.com>
16835 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
16836 32-bit inline asm without asm alternatives for host GCC < 3.0.
16838 2008-02-19 Richard Guenther <rguenther@suse.de>
16840 PR tree-optimization/34989
16841 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
16842 Allow propagation to INDIRECT_REF if we can simplify only.
16844 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16846 * c-common.c (warn_for_collisions_1): Use appropriate option when
16849 2008-02-19 Nick Clifton <nickc@redhat.com>
16852 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
16853 (handle_options): Fix indentation.
16854 (print_filtered_help): If no language-specific options were
16855 displayed tell the user how to list all the options supported by
16856 the language's front-end.
16857 (print_specific_help): Fix indentation and remove duplicate line.
16858 (common_handle_option): Handle the -v option.
16859 For --help enable the display of undocumented options if the -v
16860 switch has been included on the command line.
16861 For --help= check for overlaps in the arguments between the option
16862 classes and the language names and issue a warning when they
16863 cannot be disambiguated.
16864 * c.opt (v): Pass on to the common option handler.
16866 2008-02-19 Revital Eres <eres@il.ibm.com>
16868 * modulo-sched.c (sms_schedule): Change dump message when
16869 create_ddg function fails.
16870 (try_scheduling_node_in_cycle): Rename row to cycle.
16871 (print_partial_schedule): Rename CYCLE to ROW.
16873 2008-02-19 Christian Bruel <christian.bruel@st.com>
16874 Zdenek Dvorak <ook@ucw.cz>
16876 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
16878 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
16881 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
16882 (*x86_movdicc_0_m1_se): Ditto.
16884 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
16886 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
16887 (CMPtype): Define as __gcc_CMPtype.
16888 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
16889 (CMPtype): Define as __gcc_CMPtype.
16891 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
16893 Support valgrind 3.3 for --enable-checking=valgrind.
16894 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
16896 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
16897 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
16898 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
16899 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
16900 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
16901 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
16902 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
16904 * ggc-zone.c: Similar.
16905 * ggc-page.c: Similar.
16907 2008-02-19 Paul Brook <paul@codesourcery.com>
16910 * config/arm/ieee754-df.S: Fix do_it typo.
16911 * config/arm/ieee754-sf.S: Fix do_it typo.
16913 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
16916 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
16917 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
16918 (OPTION_MASK_ISA_SSE_SET): Likewise.
16919 (OPTION_MASK_ISA_SSE2_SET): Likewise.
16920 (OPTION_MASK_ISA_SSE3_SET): Likewise.
16921 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
16922 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
16923 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
16924 (OPTION_MASK_ISA_SSE4_SET): Likewise.
16925 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
16926 (OPTION_MASK_ISA_SSE5_SET): Likewise.
16927 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
16928 (OPTION_MASK_ISA_MMX_UNSET): Updated.
16929 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
16930 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
16931 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
16932 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
16933 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
16934 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
16935 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
16936 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
16937 (OPTION_MASK_ISA_SSE4): Removed.
16938 (ix86_handle_option): Turn on bits in ix86_isa_flags and
16939 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
16940 (override_options): Don't turn on implied SSE/MMX bits in
16943 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
16945 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
16948 2008-02-18 Joey Ye <joey.ye@intel.com>
16950 PR middle-end/34921
16951 * tree-nested.c (insert_field_into_struct): Set type alignment
16952 to field alignment if the former is less than the latter.
16954 2008-02-18 Jakub Jelinek <jakub@redhat.com>
16956 * BASE-VER: Set to 4.4.0.
16958 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16960 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
16961 * doc/cfg.texi: Likewise.
16962 * doc/extend.texi: Likewise.
16963 * doc/gty.texi: Likewise.
16964 * doc/invoke.texi: Likewise.
16965 * doc/loop.texi: Likewise.
16966 * doc/md.texi: Likewise.
16967 * doc/passes.texi: Likewise.
16968 * doc/rtl.texi: Likewise.
16969 * doc/sourcebuild.texi: Likewise.
16970 * doc/tm.texi: Likewise.
16971 * doc/tree-ssa.texi: Likewise.
16973 2008-02-17 Richard Guenther <rguenther@suse.de>
16975 PR middle-end/35227
16976 * tree-complex.c (init_parameter_lattice_values): Handle parameters
16977 without default definition.
16979 2008-02-17 Richard Guenther <rguenther@suse.de>
16981 PR tree-optimization/35231
16982 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
16985 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
16988 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
16989 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
16990 libgcc_cmp_return mode.
16992 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16995 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
16997 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
16999 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
17002 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17004 * doc/c-tree.texi: Use `@.' where appropriate.
17005 * doc/extend.texi: Likewise.
17006 * doc/install.texi: Likewise.
17007 * doc/invoke.texi: Likewise.
17008 * doc/loop.texi: Likewise.
17009 * doc/makefile.texi: Likewise.
17010 * doc/md.texi: Likewise.
17011 * doc/passes.texi: Likewise.
17012 * doc/standards.texi: Likewise.
17013 * doc/tm.texi: Likewise.
17015 2008-02-15 Jakub Jelinek <jakub@redhat.com>
17017 PR middle-end/35196
17018 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
17020 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
17021 rather than in entry_bb.
17023 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17025 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
17026 libgcc_cmp_return mode.
17028 2008-02-15 Jakub Jelinek <jakub@redhat.com>
17030 PR middle-end/35130
17031 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
17032 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
17034 2008-02-15 Richard Guenther <rguenther@suse.de>
17035 Zdenek Dvorak <ook@ucw.cz>
17037 PR tree-optimization/35164
17038 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
17039 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
17040 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
17041 Only propagate addresses which do not have abnormal SSA_NAMEs
17044 2008-02-15 Joseph Myers <joseph@codesourcery.com>
17047 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
17049 2008-02-15 Jan Hubicka <jh@suse.cz>
17051 PR middle-end/35149
17052 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
17054 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17056 PR middle-end/34621
17057 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
17058 when calculating alignment_pad.
17060 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17062 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
17063 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
17064 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
17065 and STACK_BOUNDARY define.
17067 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
17069 PR preprocessor/35061
17070 * c-pragma.c (handle_pragma_pop_macro): Check that
17071 pushed_macro_table has been allocated.
17073 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
17075 PR middle-end/35136
17076 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
17077 (force_gimple_operand): Likewise.
17078 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
17079 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
17080 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
17081 (find_interesting_uses_address): Check addressability and alignment
17082 of the base expression only after substituting bases of IVs into it.
17084 2008-02-14 Michael Matz <matz@suse.de>
17087 * function.c (instantiate_virtual_regs_in_insn): Reload address
17088 before falling back to reloading the whole operand.
17090 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
17092 * config/s390/s390.c (s390_mainpool_start): Emit the pool
17093 before the first section switch note.
17095 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17097 * doc/bugreport.texi: Update copyright years.
17098 * doc/c-tree.texi: Likewise.
17099 * doc/cfg.texi: Likewise.
17100 * doc/cpp.texi: Likewise.
17101 * doc/cppinternals.texi: Likewise.
17102 * doc/fragments.texi: Likewise.
17103 * doc/frontends.texi: Likewise.
17104 * doc/gcc.texi: Likewise.
17105 * doc/gty.texi: Likewise.
17106 * doc/hostconfig.texi: Likewise.
17107 * doc/implement-c.texi: Likewise.
17108 * doc/libgcc.texi: Likewise.
17109 * doc/loop.texi: Likewise.
17110 * doc/makefile.texi: Likewise.
17111 * doc/options.texi: Likewise.
17112 * doc/passes.texi: Likewise.
17113 * doc/rtl.texi: Likewise.
17114 * doc/sourcebuild.texi: Likewise.
17115 * doc/standards.texi: Likewise.
17116 * doc/tree-ssa.texi: Likewise.
17117 * doc/trouble.texi: Likewise.
17119 * doc/extend.texi: Use @: or add comma where appropriate.
17120 * doc/invoke.texi: Likewise.
17121 * doc/tm.texi: Likewise.
17123 2008-02-14 Alan Modra <amodra@bigpond.net.au>
17126 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
17129 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
17131 * doc/md.texi (clz, ctz): Add reference.
17132 * doc/rtl.texi (clz, ctz): Likewise.
17134 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17137 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
17140 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
17142 * config/s390/s390.c (struct constant_pool): New field
17143 emit_pool_after added.
17144 (s390_mainpool_start): Set the emit_pool_after flag according
17145 to the section switch notes.
17146 (s390_mainpool_finish): Consider emit_pool_after when emitting
17147 the literal pool at the end of the function.
17148 (s390_chunkify_start): Force literal pool splits at section
17151 2008-02-13 Michael Matz <matz@suse.de>
17154 * var-tracking.c (clobber_variable_part): Correctly traverse the
17157 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17160 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
17161 Add -fdump-ipa-inline.
17162 * tree-dump.c (dump_files): Remove tree-inlined dump.
17163 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
17165 2008-02-12 Richard Guenther <rguenther@suse.de>
17167 PR tree-optimization/35171
17168 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
17171 2008-02-12 Richard Guenther <rguenther@suse.de>
17173 PR middle-end/35163
17174 * fold-const.c (fold_widened_comparison): Use get_unwidened in
17175 value-preserving mode. Disallow final truncation.
17177 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
17179 PR middle-end/35136
17180 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
17181 code from here to...
17182 (force_gimple_operand): ...here.
17184 2008-02-12 Jakub Jelinek <jakub@redhat.com>
17187 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
17188 non-compatible pointers.
17189 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
17190 different FIELD_DECLs, try harder by comparing field offsets, sizes
17193 PR inline-asm/35160
17194 * function.c (match_asm_constraints_1): Don't replace the same input
17197 2008-02-12 Anatoly Sokolov <aesok@post.ru>
17199 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
17200 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
17201 (expand_epilogue): Restore RAMPZ register.
17202 * config/avr/avr.md (RAMPZ_ADDR): New constant.
17204 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
17206 * config/i386/cygwin.asm: (__alloca): Correct calling
17207 convention and alignment.
17208 (__chkstk): Force 8 byte stack alignment.
17210 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
17211 Richard Guenther <rguenther@suse.de>
17213 PR tree-optimization/33992
17214 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
17215 the zero we compare against.
17217 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
17219 PR libfortran/35063
17220 * gthr-win32.h (__gthread_mutex_destroy_function): New function
17221 to CloseHandle after unlocking to prevent accumulation of handle
17224 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17226 PR middle_end/34150
17227 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
17228 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
17229 and update LABEL_NUSES during and after reload.
17231 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
17233 PR middle-end/34627
17234 * combine.c (simplify_if_then_else): Make sure the comparison is
17235 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
17237 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
17240 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
17241 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
17242 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
17243 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
17244 * tree.h (get_type_static_bounds): Likewise.
17246 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17248 * doc/invoke.texi (Option Summary, C++ Dialect Options)
17249 (Objective-C and Objective-C++ Dialect Options, Warning Options):
17250 Make -Wfoo language annotations match what the compiler outputs.
17252 2008-02-08 Sa Liu <saliu@de.ibm.com>
17254 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
17255 intrinsics spu_convts, spu_convtu, spu_convtf.
17257 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
17259 * doc/extend.texi (Function Attributes) <noinline>: Mention
17260 asm ("") as method to keep calls.
17262 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17265 * doc/options.texi (Options): Replace references to opts.sh with
17267 * opts-common.c: Likewise.
17268 * optc-gen.awk: Likewise.
17270 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
17272 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
17274 2008-02-07 Richard Henderson <rth@redhat.com>
17277 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
17278 EXPR_LIST for the REG_EQUAL instead of a comparison with a
17281 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
17283 PR tree-optimization/35085
17284 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
17285 for operand entry oe2 in addition to operand entry oe3 in order to
17286 expose more opportunities for vectorizer sum reduction.
17288 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17291 * Makefile.in (LIBS): Remove $(GMPLIBS).
17292 (cc1-dummy, cc1): Add $(GMPLIBS).
17294 2008-02-06 Jan Hubicka <jh@suse.cz>
17297 * i386.md (moddf_integer): Do not produce partial memory stalls for
17298 targets where it hurts.
17300 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
17303 * optabs.c (expand_float): Do not check for decimal modes when
17304 expanding unsigned integer through signed conversion.
17306 2008-02-06 Nick Clifton <nickc@redhat.com>
17308 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
17309 inside the clobber with a match_operand and duplicated operand
17310 number in the constraint.
17311 (ineqbranchsi): Delete redundant comment.
17313 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
17315 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
17316 builtin_define ("__USE_INIT_FINI__").
17317 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
17319 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
17321 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17323 PR documentation/30330
17324 * doc/invoke.texi (C++ Dialect Options)
17325 (Objective-C and Objective-C++ Dialect Options, Warning Options):
17326 For each warning option -Wfoo that allows -Wno-foo, ensure both
17327 -Wfoo and -Wno-foo are listed in the option index. Fix index
17328 entry of -Wswitch-default, index -Wnormalized= including the
17329 `=', and -Wlarger-than-@var{len} including @var{len}.
17331 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
17333 * config/i386/i386.md (floatunssisf2): Use
17334 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
17335 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
17336 Macroize expander using MODEF mode iterator.
17338 2008-02-05 Diego Novillo <dnovillo@google.com>
17340 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
17343 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
17345 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17348 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
17350 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
17353 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
17354 to indicate if a message should be generated.
17355 (init_cumulative_args): Updated.
17356 (function_value_32): Likewise.
17358 2008-02-05 Joseph Myers <joseph@codesourcery.com>
17360 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
17362 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
17365 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
17366 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
17368 2008-02-04 Diego Novillo <dnovillo@google.com>
17370 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
17373 * tree-vrp.c (vrp_evaluate_conditional): With
17374 -Wtype-limits, emit a warning when comparing against a
17375 constant outside the natural range of OP0's type.
17377 2008-02-04 Richard Guenther <rguenther@suse.de>
17379 PR middle-end/33631
17380 * expr.c (count_type_elements): Give for unions instead of
17383 2008-02-04 Richard Guenther <rguenther@suse.de>
17385 PR middle-end/35043
17386 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
17387 to TYPE_DOMAINs base type instead of using bitsizetype here.
17389 2008-02-03 Jason Merrill <jason@redhat.com>
17391 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
17393 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17396 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
17397 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
17398 (RS/6000 and PowerPC Options): Fix typos and markup.
17399 * doc/passes.texi (Tree-SSA passes): Likewise.
17401 2008-02-02 Michael Matz <matz@suse.de>
17404 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
17405 from record_last_reg_set_info.
17406 (record_last_reg_set_info): Take an RTX argument, iterate over all
17407 constituent hardregs.
17408 (record_last_set_info, record_opr_changes): Change calls to
17409 new signature or to record_last_reg_set_info_regno.
17411 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
17413 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
17415 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
17417 PR rtl-optimization/34773
17418 * reg-notes.def (EQUAL): Mention significance of combination of
17419 REG_EQUAL and REG_RETVAL.
17420 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
17421 insn that has a REG_RETVAL.
17423 2008-02-01 Roger Sayle <roger@eyesopen.com>
17426 * configure.ac (--enable-fixed-point): Disable unless explicitly
17428 * configure: Regenerate.
17430 2008-02-01 Richard Guenther <rguenther@suse.de>
17433 * invoke.texi (-finline-limit): Remove no longer true parts
17434 of the documentation. Note that there is no default value.
17436 2008-02-01 Andrew Pinski <pinskia@gmail.com>
17437 Mark Mitchell <mark@codesourcery.com>
17438 Ben Elliston <bje@au.ibm.com>
17441 * doc/extend.texi (Other Builtins): Document.
17443 2008-01-31 Tom Browder <tom.browder@gmail.com>
17445 * doc/c-tree.texi (Types): Fix grammar.
17446 (Expression trees): Ditto.
17447 * doc/passes.texi (Tree-SSA passes): Ditto.
17449 * doc/configterms.texi (Configure Terms): Fix typo.
17450 * doc/cpp.texi (Common Predefined Macros): Ditto.
17451 * doc/md.texi (Machine Constraints): Ditto.
17453 * doc/makefile.texi (Makefile): Add comma.
17455 2008-01-31 Tom Browder <tom.browder@gmail.com>
17456 Gerald Pfeifer <gerald@pfeifer.com>
17458 * doc/sourcebuild.texi (Front End): Remove references to CVS
17459 and CVSROOT/modules.
17460 (Texinfo Manuals): Replace reference to CVS by one to SVN.
17461 (Back End): Remove reference to CVS.
17463 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
17466 * config/mips/mips.c (gen_load_const_gp): New function, taking a
17468 (mips16_gp_pseudo_reg): ...here.
17469 * config/mips/mips.md (load_const_gp): Replace with...
17470 (load_const_gp_<mode>): ...this :P-based insn.
17472 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17474 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
17475 options. Minor fixes.
17476 (-std): Move reference to standards closer to where language
17477 standards are first mentioned.
17479 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
17481 PR rtl-optimization/34995
17482 * reload.c (alternative_allows_const_pool_ref): Take an rtx
17483 parameter and return a bool. If the rtx parameter is nonnull,
17484 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
17485 (find_reloads): Update call accordingly. Pass the new operand
17486 if it needed no address reloads, otherwise pass null.
17488 2008-01-30 Richard Henderson <rth@redhat.com>
17491 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
17492 for unbounded arrays.
17494 2008-01-30 Silvius Rus <rus@google.com>
17496 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
17498 2008-01-30 Jan Hubicka <jh@suse.cz>
17501 * i386.c (init_cumulative_args): Use real function declaration when
17504 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
17506 PR rtl-optimization/34998
17507 * global.c (build_insn_chain): Treat non-subreg_lowpart
17508 SUBREGs of pseudos as clobbering all the words covered by the
17509 SUBREG, not just all the bytes.
17510 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
17511 original df_ref rather than an extract parameter.
17512 (global_conflicts): Update call accordingly.
17514 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
17516 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
17517 the overflow check to make it easier to read.
17518 (__fixtfdi): Change the type of the ll member in union
17519 long_double to UDItype_x.
17521 2008-01-30 Jakub Jelinek <jakub@redhat.com>
17523 PR middle-end/34969
17524 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
17525 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
17526 * tree-inline.c (fold_marked_statements): Call
17527 cgraph_update_edges_for_call_stmt if folding a call statement.
17528 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
17529 debug_generic_stmt calls, reset it back afterwards.
17532 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
17534 * c-typeck.c (build_external_ref): Don't pedwarn about
17535 static vars in current function's scope.
17537 2008-01-29 Joseph Myers <joseph@codesourcery.com>
17539 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
17541 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
17544 * ipa-struct-reorg.c: Fix spelling.
17545 * params.def: Ditto.
17547 2008-01-29 Richard Guenther <rguenther@suse.de>
17549 PR middle-end/35006
17550 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
17552 * tree-inline.c (remap_type): Increment remapping_type_depth
17553 around remapping types.
17554 (copy_body_r): Only add referenced variables if they are referenced
17555 from code, not types.
17557 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
17568 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
17569 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
17571 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
17574 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
17575 pointer for tiny stack.
17577 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
17579 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
17581 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
17583 * config/vx-common.h: Fix typo in comment.
17585 2008-01-28 Ian Lance Taylor <iant@google.com>
17589 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
17590 coalesce pointers if they have different DECL_NO_TBAA_P values.
17591 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
17592 between variables with different DECL_NO_TBAA_P values.
17594 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
17597 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
17598 are not legitimate small data references on SPE targets.
17600 2008-01-28 David Daney <ddaney@avtrex.com>
17602 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
17604 2008-01-28 David Daney <ddaney@avtrex.com>
17606 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
17608 2008-01-27 Joseph Myers <joseph@codesourcery.com>
17610 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
17611 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
17612 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
17613 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
17614 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
17615 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
17616 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
17617 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
17619 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17621 * basic-block.h (condjump_equiv_p): Fix comment.
17623 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17625 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
17626 print_generic_stmt_indented): Fix comment.
17628 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17630 * configure.ac (__stack_chk_fail): Add detecion for availability
17631 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
17632 * configure: Regenerate.
17634 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
17636 PR middle-end/34688
17637 * final.c (output_addr_const): Handle TRUNCATE.
17639 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
17642 * tree-ssa-loop-ivopts.c (comp_cost): New type.
17643 (zero_cost, infinite_cost): New constants.
17644 (struct cost_pair): Change type of cost to comp_cost.
17645 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
17646 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
17648 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
17649 split_address_cost, ptr_difference_cost, difference_cost,
17650 get_computation_cost_at, get_computation_cost,
17651 determine_use_iv_cost_generic, determine_use_iv_cost_address,
17652 determine_use_iv_cost_condition, determine_use_iv_costs,
17653 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
17654 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
17655 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
17656 Change type of cost to comp_cost.
17657 (determine_iv_cost): Increase cost of non-original ivs, instead
17658 of decreasing the cost of original ones.
17659 (get_address_cost): Indicate the complexity of the addressing mode
17661 (try_add_cand_for): Prefer using ivs not specific to some object.
17662 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
17664 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
17665 Janis Johnson <janis187@us.ibm.com>
17668 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
17669 (TARGET_INSTANTIATE_DECLS): Likewise.
17670 * target.h (expand_to_rtl_hook): New target hook.
17671 (instantiate_decls): Likewise.
17672 * function.c (instantiate_decl): Make non-static. Rename to...
17673 (instantiate_decl_rtl): ... this.
17674 (instantiate_expr): Use instantiate_decl_rtl.
17675 (instantiate_decls_1): Likewise.
17676 (instantiate_decls): Likewise.
17677 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
17678 * function.h (instantiate_decl_rtl): Add prototype.
17679 * cfgexpand.c (target.h): New include.
17680 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
17681 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
17682 (TARGET_INSTANTIATE_DECLS): Likewise.
17683 (TARGET_INITIALIZER): New target hooks added.
17684 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
17686 * config/rs6000/rs6000.c (tree-flow.h): New include.
17687 (machine_function): Add sdmode_stack_slot field.
17688 (rs6000_alloc_sdmode_stack_slot): New function.
17689 (rs6000_instantiate_decls): Likewise.
17690 (rs6000_secondary_memory_needed_rtx): Likewise.
17691 (rs6000_check_sdmode): Likewise.
17692 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
17693 (TARGET_INSTANTIATE_DECLS): Likewise.
17694 (rs6000_hard_regno_mode_ok): Allow SDmode.
17695 (num_insns_constant): Likewise. Handle _Decimal32 constants.
17696 (rs6000_emit_move): Handle SDmode.
17697 (function_arg_advance): Likewise.
17698 (function_arg): Likewise.
17699 (rs6000_gimplify_va_arg): Likewise. Add special handling of
17700 SDmode var args for 32-bit compiles.
17701 (rs6000_secondary_reload_class): Handle SDmode.
17702 (rs6000_output_function_epilogue): Likewise.
17703 (rs6000_function_value): Simplify if statement.
17704 (rs6000_libcall_value): Likewise.
17705 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
17706 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
17707 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
17708 (movsd_hardfloat): New define_insn.
17709 (movsd_softfloat): Likewise.
17710 (movsd_store): Likewise.
17711 (movsd_load): Likewise.
17712 (extendsddd2): Likewise.
17713 (extendsdtd2): Likewise.
17714 (truncddsd2): Likewise.
17715 (movdd_hardfloat64): Fixup comment.
17716 (UNSPEC_MOVSD_LOAD): New constant.
17717 (UNSPEC_MOVSD_STORE): Likewise.
17719 2008-01-26 Jakub Jelinek <jakub@redhat.com>
17722 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
17724 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
17725 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
17726 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
17727 and TRUTH_XOR_EXPR.
17729 2008-01-26 David Edelsohn <edelsohn@gnu.org>
17732 * config.gcc: Separate AIX 5.3 from AIX 6.1.
17733 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17734 __LONGDOUBLE128 too.
17735 * config/rs6000/aix61.h: New file.
17737 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17739 PR rtl-optimization/34959
17740 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
17741 popcount and parity rtxes the same mode as their operand.
17742 Truncate or extend the result to the return value's mode
17745 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17748 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
17749 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
17750 to GOT_VERSION_REGNUM.
17751 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
17752 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
17753 * config/mips/mips.c (mips_emit_call_insn): New function.
17754 (mips_call_tls_get_addr): Call mips_expand_call directly.
17755 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
17757 (mips16_build_call_stub): Likewise. Return the call insn or null.
17758 (mips_expand_call): Update the call to mips16_build_call_stub
17759 accordingly and a remove redundant condition. Assert that MIPS16
17760 stubs do not use lazy binding. Use mips_emit_call_insn and return
17762 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
17764 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
17765 (mips_avoid_hazard): Remove hazard_set handling.
17766 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
17767 (UNSPEC_RESTORE_GP): ...this.
17768 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
17769 (FAKE_CALL_REGNO): Rename to...
17770 (GOT_VERSION_REGNUM): ...this.
17771 (type): Add "ghost" value. Add an associated insn reservation.
17772 (hazard_set): Remove.
17773 (exception_receiver): Rename to...
17774 (restore_gp): ...this and update the unspec identifier accordingly.
17775 (exception_receiver, nonlocal_got_receiver): New expanders.
17776 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
17777 FAKE_CALL_REGNO. Remove hazard_set attribute.
17778 (set_got_version, update_got_version): New patterns.
17780 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
17783 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
17785 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17788 * doc/install.texi2html: Generate gcc-vers.texi.
17790 2008-01-25 DJ Delorie <dj@redhat.com>
17792 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
17794 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17796 * config/c4x: Remove directory.
17797 * config.gcc (crx-*, mt-*): Mark obsolete.
17798 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
17799 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
17800 sh-*-rtemscoff*): Remove cases.
17801 * defaults.h (C4X_FLOAT_FORMAT): Remove.
17802 * real.c (encode_c4x_single, decode_c4x_single,
17803 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
17804 c4x_extended_format): Remove.
17805 * real.h (c4x_single_format, c4x_extended_format): Remove.
17806 * doc/extend.texi (interrupt, naked): Remove mention of attributes
17808 (Pragmas): Remove comment about c4x pragmas.
17809 * doc/install.texi (c4x): Remove target-specific instructions.
17810 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
17811 * doc/md.texi (Machine Constraints): Remove C4x documentation.
17812 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
17813 refer to C4x source files as examples.
17814 (C4X_FLOAT_FORMAT): Remove documentation.
17816 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
17818 * config/bfin/bfin.c (override_options): Reorder tests so that
17819 flag_pic gets enabled for -msep-data.
17821 2008-01-25 Richard Guenther <rguenther@suse.de>
17823 PR middle-end/32244
17824 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
17825 to its bitfield precision if required.
17827 2008-01-25 Jakub Jelinek <jakub@redhat.com>
17829 PR middle-end/33880
17830 * tree-nested.c (walk_omp_for): New function.
17831 (convert_nonlocal_reference, convert_local_reference): Call
17832 walk_omp_for on OMP_FOR.
17833 (convert_call_expr): Call walk_body on OMP_FOR's
17834 OMP_FOR_PRE_INIT_BODY.
17836 2008-01-25 Richard Guenther <rguenther@suse.de>
17838 PR tree-optimization/34966
17839 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
17840 default defs and PHI_NODEs we have to insert after the
17841 defining statement.
17843 2008-01-24 Nick Clifton <nickc@redhat.com>
17845 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
17846 Provide a default definition.
17847 (LIBGCC2_UNITS_PER_WORD): Likewise.
17849 * config/stormy16/stormy16.c: Include df.h for the prototype
17850 for df_regs_ever_live_p.
17851 (xstormy16_expand_builtin_va_start): Convert the stack offset
17852 into a component_ref and then use POINTER_PLUS_EXPR to add it
17853 to the incoming_virtual_args_rtx.
17854 (xstormy16_gimplify_va_arg_expr): Rename to
17855 xstormy16_gimplify_va_arg_expr.
17856 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
17857 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
17858 xstormy16_gimplify_va_arg_expr.
17859 Fix up some formatting issues.
17861 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
17862 Move to predicates.md.
17863 (xs_hi_general_operand): Likewise.
17864 (xs_hi_nonmemory_operand): Likewise.
17865 * config/stormy16/predicates.md:
17866 (xstormy16_carry_plus_operand): New predicate.
17867 (xs_hi_general_operand): New predicate.
17868 (xs_hi_nonmemory_operand): New predicate.
17869 * config/stormy16/stormy16-protos.h:
17870 (xstormy16_carry_plus_operand): Delete prototype.
17871 (xs_hi_general_operand): Likewise.
17872 (xs_hi_nonmemory_operand): Likewise.
17874 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
17875 modifiers as they are no longer needed and they can trigger
17876 reload spill failures.
17878 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
17879 with a match_operand in order to help reload.
17881 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
17882 constraint with 'e' for the 8th alternative as this version of
17883 the mov.w instruction only accepts the lower 8 registers.
17885 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
17888 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
17889 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
17892 2008-01-25 Jakub Jelinek <jakub@redhat.com>
17894 PR middle-end/33333
17895 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
17897 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
17899 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
17901 (remove_structure): Update allocations list before removing structure.
17903 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
17905 * ipa-struct-reorg.c (is_safe_cond_expr,
17906 create_new_stmts_for_cond_expr): Use integer_zerop function,
17907 that recognize not only zero-pointer, but zero-integer too.
17909 2008-01-25 Ben Elliston <bje@au.ibm.com>
17912 * fixproto: Escape "." in sed expression that strips leading "./".
17914 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
17917 * gcc.c (SWITCH_OK): Removed.
17918 (SWITCH_LIVE): Changed to bit.
17919 (SWITCH_FALSE): Likewise.
17920 (SWITCH_IGNORE): Likewise.
17921 (switchstr): Change live_cond to unsigned int.
17922 (process_command): Replace SWITCH_OK with 0.
17923 (do_self_spec): Likewise.
17924 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
17925 (give_switch): Likewise.
17926 (used_arg): Likewise.
17927 (do_spec_1): Set the SWITCH_IGNORE bit.
17928 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
17929 bits. Set the SWITCH_LIVE bit.
17931 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
17933 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
17935 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
17937 PR tree-optimization/34472
17938 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
17939 parameter to a "bool *" and set *DATA to false if there is
17940 an unsafe access. Do not delete the structure here.
17941 (check_cond_exprs): Delete it here instead.
17942 (check_cond_exprs, exclude_cold_structs): Do not increase
17943 I when removing a structure.
17945 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
17948 * config/i386/i386.c (ix86_expand_vector_init): Consider only
17949 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
17951 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
17953 PR middle-end/34934
17954 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
17955 a fixed vector for stack.
17957 2008-01-24 Ben Elliston <bje@au.ibm.com>
17960 * doc/gcc.texi (Software development): Add a direntry for g++.
17962 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
17964 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
17965 stale and straggling -fforce-addr comments above.
17967 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
17969 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
17970 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
17972 2008-01-23 Michael Matz <matz@suse.de>
17975 * dwarf2out.c (force_type_die): Use modified_type_die instead of
17978 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
17980 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
17981 malloc result type.
17983 2008-01-23 Anatoly Sokolov <aesok@post.ru>
17985 * config/avr/avr.c (avr_current_arch): New variable.
17986 (avr_arch_types): Add 'avr31' and 'avr51' entries.
17987 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
17988 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
17989 (avr_override_options): Init 'avr_current_arch'.
17990 (base_arch_s): Move from here...
17991 * config/avr/avr.h (base_arch_s): ... here. Add new members
17992 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
17993 'mega' to 'have_jmp_call'.
17994 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
17995 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
17997 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
17999 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18000 MULTILIB_MATCHES): Ditto.
18002 2008-01-23 Richard Guenther <rguenther@suse.de>
18004 PR middle-end/31529
18005 * cgraphunit.c (cgraph_reset_node): Always mark the node
18006 not reachable if it is not queued already.
18008 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
18010 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
18011 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
18012 (cputype_selected): New static variable.
18013 (bfin_handle_option): Set it if -mcpu is used.
18014 (override_option): Select default set of workarounds if no cpu type
18015 selected on the command line.
18016 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
18018 From Michael Frysinger <michael.frysinger@analog.com>
18019 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
18020 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
18022 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
18023 for bf547, bf523, bf524, and bf526.
18024 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
18026 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
18027 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
18028 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
18029 __ADSPBF547__ and __ADSPBF54x__ for bf547.
18030 * doc/invoke.texi (Blackfin Options): Document that
18031 -mcpu now accept bf547, bf523, bf524, and bf526.
18033 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
18035 PR rtl-optimization/34628
18036 * combine.c (try_combine): Stop and undo after the first combination
18037 if an autoincrement side-effect on the first insn has effectively
18040 2008-01-22 David Edelsohn <edelsohn@gnu.org>
18043 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
18044 Offset addresses are not valid for Altivec or paired float modes.
18046 2008-01-22 Jakub Jelinek <jakub@redhat.com>
18049 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
18050 if DECL_INITIAL (decl) is error_mark_node.
18053 * c-common.c (handle_vector_size_attribute): Only allow
18054 integral, scalar float and fixed point types. Handle OFFSET_TYPE
18055 the same way as pointer, array etc. types.
18056 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
18059 * tree.c (build_type_attribute_qual_variant): Call
18060 build_qualified_type if attributes are equal, but quals are not.
18062 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18065 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
18066 * flags.h (warn_strict_aliasing): Remove.
18067 (warn_strict_overflow): Remove.
18068 * opts.c (warn_strict_aliasing): Remove.
18069 (warn_strict_overflow): Remove.
18070 * c-opts.c (c_common_handle_option): -Wall only sets
18071 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
18072 (c_common_post_options): Give default values to -Wstrict-aliasing
18073 and -Wstrict-overflow if they are uninitialized.
18074 * common.opt (Wstrict-aliasing): Specify Var and Init.
18075 (Wstrict-overflow): Likewise.
18077 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
18079 PR rtl-optimization/26854
18080 PR rtl-optimization/34400
18081 PR rtl-optimization/34884
18082 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
18084 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
18085 (df_rd_bb_info.expanded_lr_out): Deleted
18086 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
18087 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
18088 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
18089 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
18090 Removed code to allocate, initialize or free expanded_lr_out.
18091 (df_rd_bb_local_compute_process_def): Restructured to make more
18093 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
18094 sets if the sets are being trimmed.
18096 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
18099 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
18100 (as_vers): Likewise.
18101 * configure: Regenerated.
18103 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18105 PR middle-end/33092
18106 * tree-pass.h (pass_build_alias): New pass.
18107 * tree-ssa-alias.c (gate_build_alias): New.
18108 (pass_build_alias): New.
18109 * passes.c (init_optimization_passes): Add pass_build_alias after
18110 pass_create_structure_vars.
18112 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
18114 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
18115 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
18116 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
18117 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
18118 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
18119 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
18120 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
18121 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
18122 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
18123 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
18124 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
18125 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
18126 * config/s390/s390.md (FP_ALL): New mode iterator.
18127 (_d): New mode attribute.
18128 ("*signbit<mode>2>"): Changed mode of first operand.
18129 ("isinf<mode>2"): Changed mode of first operand.
18130 ("*TDC_insn"): Adaptation for DFP modes.
18132 2008-01-22 Ben Elliston <bje@au.ibm.com>
18134 * tree.c (check_qualified_type): Improve function description.
18136 2008-01-21 Jason Merrill <jason@redhat.com>
18139 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
18140 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
18143 2008-01-21 DJ Delorie <dj@redhat.com>
18145 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
18148 2008-01-21 Richard Guenther <rguenther@suse.de>
18150 PR middle-end/34856
18151 * tree-cfg.c (verify_expr): Allow all invariant expressions
18152 instead of just constant class ones as reference argument.
18153 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
18154 like any other constant.
18155 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
18157 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
18159 * regmove.c (fixup_match_1): Update call crossed frequencies.
18161 2008-01-21 Richard Guenther <rguenther@suse.de>
18164 * tree-inline.c (setup_one_parameter): Deal with mismatched
18165 types using a VIEW_CONVERT_EXPR.
18167 2008-01-21 Alon Dayan <alond@il.ibm.com>
18168 Olga Golovanevsky <olga@il.ibm.com>
18170 PR tree-optimization/34701
18171 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
18172 when the structure size is not a power of 2.
18174 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
18176 * doc/install.texi: Add doc for --enable-checking=df.
18178 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
18180 PR rtl-optimization/34808
18181 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
18183 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
18185 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
18188 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
18190 PR rtl-optimization/26854
18191 PR rtl-optimization/34400
18192 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
18194 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
18195 (df_rd_bb_info.expanded_lr_out): New.
18196 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
18197 * loop_iv.c (iv_analysis_loop_init): Ditto.
18198 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
18199 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
18200 Added code to allocate, initialize or free expanded_lr_out.
18201 (df_rd_bb_local_compute_process_def): Restructured to make
18202 more understandable.
18203 (df_rd_confluence_n): Add code to do nothing with fake edges and
18204 code to no apply invalidate_by_call sets if the sets are being trimmed.
18205 (df_lr_local_finalize): Renamed to df_lr_finalize.
18206 (df_live_local_finalize): Renamed to df_live_finalize.
18208 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
18211 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
18212 deciding whether to use reciprocal instructions.
18214 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
18216 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
18217 dwarf2out_note_section_used if cold_text_section is NULL.
18219 2008-01-19 Jakub Jelinek <jakub@redhat.com>
18221 PR gcov-profile/34610
18222 * tree-cfg.c (make_edges): Mark both outgoing edges from
18223 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
18224 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
18225 from OMP_FOR and OMP_CONTINUE outgoing edges.
18227 * tree-profile.c (tree_profiling): Return early if
18228 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
18230 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
18231 from cfun to child_cfun.
18232 * function.h (struct function): Add after_tree_profile bit.
18234 2008-01-19 Anatoly Sokolov <aesok@post.ru>
18236 * config/avr/avr.S (_exit): Disable interrupt.
18238 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
18239 Steven Bosscher <stevenb.gcc@gmail.com>
18241 PR rtl-optimization/26854
18242 PR rtl-optimization/34400
18243 * df-problems.c (df_live_scratch): New scratch bitmap.
18244 (df_live_alloc): Allocate df_live_scratch when doing df_live.
18245 (df_live_reset): Clear the proper bitmaps.
18246 (df_live_bb_local_compute): Only process the artificial defs once
18247 since the order is not important.
18248 (df_live_init): Init the df_live sets only with the variables
18249 found live by df_lr.
18250 (df_live_transfer_function): Use the df_lr sets to prune the
18251 df_live sets as they are being computed.
18252 (df_live_free): Free df_live_scratch.
18254 2008-01-18 Ian Lance Taylor <iant@google.com>
18256 * common.opt: Add fmerge-debug-strings.
18257 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
18258 flag_merge_debug_strings rather than flag_merge_constants.
18259 * doc/invoke.texi (Option Summary): Mention
18260 -fmerge-debug-strings.
18261 (Debugging Options): Document -fmerge-debug-strings.
18263 2008-01-18 Ian Lance Taylor <iant@google.com>
18266 * tree.h (DECL_IS_OPERATOR_NEW): Define.
18267 (struct tree_function_decl): Add new field operator_new_flag.
18268 * tree-inline.c (expand_call_inline): When inlining a call to
18269 operator new, force the return value to go into a variable, and
18270 set DECL_NO_TBAA_P on that variable.
18271 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
18273 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
18276 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
18277 DWARF2_DEBUGGING_INFO.
18278 (dwarf2out_note_section_used): Ditto. Add prototype.
18279 (have_multiple_function_sections, text_section_used,
18280 cold_text_section_used, *cold_text_sections): Move declarations
18283 2008-01-17 Bob Wilson <bob.wilson@acm.org>
18285 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
18286 field and add signal_ra.
18287 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
18288 assignments to frame state pc. Move end of stack check after
18289 MD_FALLBACK_FRAME_STATE_FOR.
18290 (uw_update_context_1): Use frame state signal_regs if set, instead
18291 of checking signal_frame flag.
18292 (uw_update_context): Use frame state signal_ra if set.
18293 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
18294 * config/xtensa/linux-unwind.h: New file.
18296 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
18298 * modulo-sched.c (get_sched_window): Fix comment typo.
18300 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
18302 PR tree-optimization/34648
18303 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
18305 2008-01-17 Anatoly Sokolov <aesok@post.ru>
18307 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
18308 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
18310 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
18312 PR rtl-optimization/34400
18313 * df-core.c (df_worklist_dataflow_overeager,
18314 df_worklist_dataflow_doublequeue): New functions.
18315 (df_worklist_dataflow): Two different worklist solvers.
18316 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
18319 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18322 * doc/invoke.texi: Document the dependence on pthread for fopenmp
18323 and ftree-parallelize-loops.
18325 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
18327 PR rtl-optimization/34826
18328 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
18330 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
18332 * global.c (find_reg): Mark the eh regs as used if necessary.
18333 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
18334 * ra.h (struct allocno): no_eh_reg field added. Changed
18335 no_stack_reg type to bitfield.
18337 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
18339 * tree.c (substitute_in_expr): Add missing 'break'.
18341 2008-01-17 Richard Guenther <rguenther@suse.de>
18343 PR tree-optimization/34825
18344 * tree-ssa-math-opts.c (is_division_by): Do not recognize
18345 x / x as division to handle.
18347 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18349 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
18350 "-pthread" is specified.
18351 * pa-hpux11.h (LIB_SPEC): Likewise.
18353 2008-01-16 Janis Johnson <janis187@us.ibm.com>
18354 Peter Bergner <bergner@vnet.ibm.com>
18356 PR rtl-optimization/33796
18357 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
18359 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18361 PR libgfortran/34699
18362 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
18364 * pa-hpux10.h (LINK_SPEC): Likewise.
18365 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
18367 2008-01-16 Richard Guenther <rguenther@suse.de>
18369 PR middle-end/32628
18370 * fold-const.c (fold_convert_const_int_from_int): Do not
18371 set overflow if that occured only because of a sign extension
18372 change when converting from/to a sizetype with the same
18373 precision and signedness.
18375 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
18378 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
18379 location address to the correct place. Update copyright year.
18381 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18383 * lambda-code.c (lambda_transform_legal_p): Handle the case of
18384 no dependences in the dependence_relations vector.
18386 2008-01-16 Jan Hubicka <jh@suse.cz>
18388 PR rtl-optimization/31396
18389 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
18390 * cfg.c (dump_reg_info): Print it.
18391 * regs.h (struct reg_info_t): add freq_calls_crossed.
18392 (REG_FREQ_CALLS_CROSSED): New macro.
18393 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
18394 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
18395 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
18396 regmove_optimize): Update call crossed frequencies.
18397 * local-alloc.c (struct qty): Add freq_calls_crossed.
18398 (alloc_qty): Copute freq_calls_crossed.
18399 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
18400 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
18401 * ra.h (struct allocno): Add freq_calls_crossed.
18403 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18405 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
18406 libgomp when compiling with ftree-parallelize-loops.
18407 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
18409 2008-01-16 Richard Guenther <rguenther@suse.de>
18411 PR tree-optimization/34769
18412 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
18413 * tree.c (int_cst_value): Instead make this function more
18414 permissive in what it accepts as valid input. Document this
18415 function always sign-extends the value.
18417 2008-01-16 Jakub Jelinek <jakub@redhat.com>
18418 Richard Guenther <rguenther@suse.de>
18421 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
18422 (gimple_fold_indirect_ref_rhs): ... this.
18423 (gimple_fold_indirect_ref): New function with foldings
18424 that preserve lvalueness.
18425 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
18426 * tree-flow.h (gimple_fold_indirect_ref): Declare.
18427 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
18428 to fold an INDIRECT_REF, fall back to the old use of
18429 fold_indirect_ref_1.
18431 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18433 * tree-data-ref.c (subscript_dependence_tester_1): Call
18434 free_conflict_function.
18435 (compute_self_dependence): Same.
18437 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
18440 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
18441 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
18443 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
18444 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
18445 for DWARF2_UNWIND_INFO targets.
18447 2008-01-16 Richard Guenther <rguenther@suse.de>
18450 * c-typeck.c (common_pointer_type): Do not merge inconsistent
18451 type qualifiers for function types.
18453 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
18455 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
18456 loop_iterator li from previous commit.
18458 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
18460 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
18462 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
18464 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
18465 (parallelize_loops): Don't parallelize irreducible components.
18467 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18470 * c-opts (c_common_post_options): Do not enable CPP
18471 flag_pedantic_errors by default.
18473 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
18475 PR rtl-optimization/31944
18476 * cse.c (remove_pseudo_from_table): New function.
18477 (merge_equiv_classes): Use above function to remove pseudo-registers.
18478 (invalidate): Likewise.
18480 2008-01-13 Richard Guenther <rguenther@suse.de>
18482 PR middle-end/34601
18483 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
18484 instead of TYPE_MODE to deal with calls from expand_one_error_var.
18486 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
18488 * gcse.c (cprop_jump): Call validate_unshare_change instead of
18489 validate_change to unshare the source of the PC set.
18491 2008-01-12 Jan Hubicka <jh@suse.cz>
18493 PR middle-end/32135
18494 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
18495 references above array bounds. This might trigger bounds checks for
18496 pointers to arrays.
18498 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
18500 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
18501 new_replaceable_dependencies.
18503 2008-01-12 Doug Kwan <dougkwan@google.com>
18505 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
18506 instead of OPT_Wreturn_type in warning due to ignored return type
18508 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
18509 options included in -Wextra.
18510 * c.opt: New option -Wignored_qualifiers.
18511 * doc/invoke.texi (Warning Options, -Wextra): Add new option
18512 -Wignore_qualifiers.
18513 (-Wignored-qualifiers): Document.
18514 (-Wreturn-type): Remove description of functionality now handled
18515 by -Wignored-qualifiers.
18517 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
18520 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
18521 NOP_EXPR if it is between integral types with the same precision.
18523 2008-01-12 Jan Hubicka <jh@suse.cz>
18526 * invoke.texi (max-inline-recursive-depth): Fix default value.
18528 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
18530 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
18533 2008-01-11 Bob Wilson <bob.wilson@acm.org>
18535 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
18537 2008-01-11 James E. Wilson <wilson@specifix.com>
18540 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
18542 2008-01-11 Anatoly Sokolov <aesok@post.ru>
18544 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
18545 save/restore frame pointer register and don't use 'call-prologues'
18546 optimization in function with "OS_task" attribute.
18548 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
18550 PR middle-end/31309
18551 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
18552 when copying to memory.
18554 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
18556 PR rtl-optimization/30905
18557 * cfgcleanup.c: Include dce.h
18558 (crossjumps_occured): New global variable.
18559 (try_crossjump_bb): Exit loop after finding a fallthru edge.
18560 If something changed, set crossjumps_occured to true.
18561 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
18562 Don't add/remove fake edges to exit here...
18563 (cleanup_cfg): ...but do it here, when crossjumping.
18564 Run a fast DCE when successful crossjumps occured in the latest
18565 iteration of try_optimize_cfg.
18567 2008-01-11 Richard Guenther <rguenther@suse.de>
18569 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
18570 (struct vn_unary_op_s): Likewise.
18571 (vn_reference_insert): Free old reference on hash collision.
18573 2008-01-10 Raksit Ashok <raksit@google.com>
18575 PR rtl-optimization/27971
18576 * combine.c (find_split_point): Split PLUS expressions which are
18577 inside a MEM rtx, and whose first operand is complex.
18579 2008-01-10 DJ Delorie <dj@redhat.com>
18581 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
18582 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
18583 (m32c_hard_regno_ok): Call the underlying function.
18585 2008-01-10 Richard Guenther <rguenther@suse.de>
18587 PR middle-end/34683
18588 * tree-cfg.c (tree_merge_blocks): Do not go through the
18589 full-blown folding and stmt updating path if we just deal
18590 with virtual operands.
18591 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
18592 test for abnormal SSA_NAMEs.
18594 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
18596 PR middle-end/34641
18597 * reload.c (push_reload): Add assertions. All constants from
18598 reg_equiv_constant should have been used for replacing the respective
18600 (find_reloads_address): Invoke find_reloads_address_part for
18601 constant taken from the reg_equiv_constant array.
18603 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
18605 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
18606 field (valnum) the first in the struct. Replace bools with
18609 2008-01-10 Richard Guenther <rguenther@suse.de>
18611 PR tree-optimization/34651
18612 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
18613 types and ordering for masking and converting.
18615 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
18617 PR tree-optimization/34017
18618 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
18619 also for PHI_NODE expressions.
18621 2008-01-09 Jan Hubicka <jh@suse.cz>
18623 PR tree-optimization/34708
18624 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
18625 based on number of case labels.
18626 (init_inline_once): Remove switch_cost.
18627 * tree-inline.h (eni_weights_d): Remove switch_cost.
18629 2008-01-09 Richard Guenther <rguenther@suse.de>
18630 Andrew Pinski <andrew_pinski@playstation.sony.com>
18632 PR middle-end/30132
18633 * gimplify.c (gimplify_cond_expr): Do not create an addressable
18634 temporary if an rvalue is ok or an lvalue is not required.
18636 2008-01-09 Richard Guenther <rguenther@suse.de>
18638 PR middle-end/34458
18639 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
18640 adjust return type.
18642 2008-01-09 Richard Guenther <rguenther@suse.de>
18644 PR middle-end/34679
18645 * tree.c (host_integerp): Check for sizetype only if the
18646 type is an integer type.
18648 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
18651 * opts.c (decode_options): Disable inlining of functions called
18652 once if not in unit-at-a-time mode.
18654 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
18656 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
18658 2008-01-08 Richard Guenther <rguenther@suse.de>
18660 PR middle-end/31863
18661 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
18662 out early if the result will be unused.
18664 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
18669 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18670 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
18673 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
18675 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
18676 for vectorization tuned.
18678 2008-01-08 Richard Guenther <rguenther@suse.de>
18680 PR tree-optimization/34683
18681 * tree-ssa-operands.c (operand_build_cmp): Export.
18682 * tree-ssa-operands.h (operand_build_cmp): Declare.
18683 * tree-vn.c (vuses_compare): Remove.
18684 (sort_vuses): Use operand_build_cmp.
18685 (sort_vuses_heap): Likewise.
18686 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
18687 to re-use old VEC if available. Do not sort already sorted VUSEs.
18688 (vdefs_to_vec): Do not sort already sorted VDEFs.
18690 2008-01-08 Jakub Jelinek <jakub@redhat.com>
18692 PR middle-end/34694
18693 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
18695 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
18698 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
18699 limitations of reciprocal sequences on x86 targets.
18701 2008-01-08 Richard Guenther <rguenther@suse.de>
18703 PR tree-optimization/34683
18704 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
18706 2008-01-07 Jakub Jelinek <jakub@redhat.com>
18709 * config/darwin.c (darwin_mergeable_string_section): Don't use
18710 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
18712 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
18715 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
18716 negxf2. Macroize expander using X87MODEF mode iterator. Change
18717 predicates of op0 and op1 to register_operand.
18718 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
18719 expander using X87MODEF mode iterator. Change predicates of
18720 op0 and op1 to register_operand.
18721 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
18722 corresponding patterns and macroize using MODEF macro. Change
18723 predicates of op0 and op1 to register_operand and remove
18724 "m" constraint. Disparage "r" alternative with "!".
18725 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
18726 macroize using X87MODEF macro. Change predicates of op0 and op1
18727 to register_operand and remove "m" constraint. Disparage "r"
18728 alternative with "!".
18729 (absneg splitter with memory operands): Remove.
18730 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
18731 patterns and macroize using X87MODEF mode iterator.
18732 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
18733 Change predicate of op1 to register_operand.
18734 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
18735 for memory operands.
18737 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
18739 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
18741 2008-01-07 Richard Guenther <rguenther@suse.de>
18743 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
18746 2008-01-07 Richard Guenther <rguenther@suse.de>
18748 PR tree-optimization/34683
18749 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
18750 VOPs of the needed size to save memory. Use VEC_quick_push
18751 to save compile-time.
18752 (vdefs_to_vec): Likewise.
18754 2008-01-07 Sa Liu <saliu@de.ibm.com>
18756 * config/spu/spu.md (divdf3): Genetate inline code for double
18757 division. The implementation doesn't handle INF or NAN, therefore it
18758 only applies when -ffinite-math-only is given.
18760 2008-01-06 Paolo Carlini <pcarlini@suse.de>
18763 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
18764 * doc/cpp.texi ([Common Predefined Macros]): Document.
18766 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
18768 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
18769 order to use commutative addition instead of subtraction.
18771 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18772 Mircea Namolaru <namolaru@il.ibm.com>
18773 Vladimir Yanovsky <yanov@il.ibm.com>
18774 Revital Eres <eres@il.ibm.com>
18776 PR tree-optimization/34263
18777 * tree-outof-ssa.c (process_single_block_loop_latch,
18778 contains_tree_r): New functions.
18779 (analyze_edges_for_bb): Call process_single_block_loop_latch
18780 function to empty single-basic-block latch block if possible.
18782 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18784 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
18786 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
18788 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18790 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
18792 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18794 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
18796 2008-01-05 Jakub Jelinek <jakub@redhat.com>
18798 PR tree-optimization/34618
18799 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
18802 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18805 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
18806 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
18807 Update copyright year.
18809 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
18810 Update copyright year.
18811 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
18814 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
18816 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
18817 edge does not point to current bb before changing need_assert.
18819 2008-01-04 Richard Guenther <rguenther@suse.de>
18821 PR middle-end/34029
18822 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
18823 for verifying purposes if they are is_gimple_min_invariant.
18825 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
18827 PR tree-optimization/34448
18828 PR tree-optimization/34465
18829 * gimplify.c (gimplify_init_constructor): Add new parameter
18830 notify_temp_creation. Use it.
18831 (gimplify_modify_expr_rhs): Take volatiles into account when
18832 optimizing constructors.
18833 Do not optimize constructors if gimplify_init_constructor will dump to
18835 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
18836 * gcc.c-torture/compile/pr34448.c: New.
18838 2008-01-04 Jakub Jelinek <jakub@redhat.com>
18840 PR gcov-profile/34609
18841 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
18842 return_slot if result is TREE_ADDRESSABLE.
18844 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
18846 * config/mips/mips.md (sqrt_condition): Tweak comment.
18847 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
18849 2008-01-03 Tom Tromey <tromey@redhat.com>
18852 * c-common.c (c_type_hash): Handle VLAs.
18854 2008-01-03 Jan Hubicka <jh@suse.cz>
18856 PR tree-optimization/31081
18857 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
18858 0 when inlining and not inlining to first basic block.
18859 (remap_decl): When var is initialized to 0, don't set default_def.
18860 (expand_call_inline): Set entry_bb.
18861 * tree-inline.h (copy_body_data): Add entry_bb.
18863 2008-01-03 Jakub Jelinek <jakub@redhat.com>
18866 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
18869 PR tree-optimization/29484
18870 * tree-inline.c (inline_forbidden_p_2): New function.
18871 (inline_forbidden_p): Disallow inlining if some static var
18872 has an address of a local LABEL_DECL in its initializer.
18873 * doc/extend.texi (Labels as Values): Document &&foo behaviour
18876 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
18878 PR tree-optimization/34635
18879 * tree-data-ref.c (add_other_self_distances): Make sure that the
18880 evolution step is constant.
18882 2008-01-03 Jakub Jelinek <jakub@redhat.com>
18884 PR middle-end/34608
18885 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
18887 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
18889 * tree-sra.c (scalarize_init): Insert the generate_element_init
18890 statements after the generate_element_zero statements.
18892 2008-01-02 Richard Guenther <rguenther@suse.de>
18894 PR middle-end/34093
18895 PR middle-end/31976
18896 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
18897 for very large number of operands instead of ICEing.
18899 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
18902 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
18903 while stack probing.
18905 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
18907 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
18910 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
18912 PR libmudflap/26442
18913 * tree-mudflap.c (mx_register_decls): Guard warning by
18914 !DECL_ARTIFICIAL check.
18916 2008-01-01 Jakub Jelinek <jakub@redhat.com>
18918 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
18919 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
18920 sse5_perm<mode>): Fix constraints.