1 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
5 2008-08-21 Richard Henderson <rth@redhat.com>
7 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
8 spurrious comma from test.
11 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14 * builtins.c (fold_builtin_next_arg): Add warning about undefined
17 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
19 * c-tree.h (grokfield): New argument.
20 * c-decl.c (grokfield): Handle new location argument.
21 * c-parser.c (c_parser_struct_declaration): Pass location to
24 2008-08-21 Richard Guenther <rguenther@suse.de>
26 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
28 2008-08-21 Jan Hubicka <jh@suse.cz>
30 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
31 (cgraph_add_function_insertion_hook, cgraph_remove_function_insertion_hook,
32 cgraph_call_function_insertion_hooks): New functions.
33 * cgraph.h (cgraph_add_function_insertion_hook, cgraph_remove_function_insertion_hook,
34 cgraph_call_function_insertion_hooks): Declare.
35 * ipa-reference.c (function_insertion_hook_holder): New variable.
36 (check_operand, look_for_address_of): When checking late, do not care
38 (add_new_function): New function.
39 (generate_summary): Register hooks; zero module bitmaps.
40 (propagate): Unregister hooks.
41 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
42 (add_new_function): New function.
43 (generate_summary): Register hook.
44 (propagate): Remove hook.
46 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
48 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
49 * ipa-cp.c (ipcp_update_cloned_node): New function.
50 (build_const_val): Handle functions correctly; bring type logic
51 into sync with tree-inline.c
52 (ipcp_init_stage): Take care of computing stuff needed by
53 indirect inlining; update clones.
54 (ipcp_generate_summary): Break out of ipcp_driver.
55 (ipcp_driver): Do only execution and transformation.
56 (pass_ipa_cp): Make IPA_PASS.
57 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
59 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
60 ipcp, some info is already available.
61 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
62 * tree-inline.c (remap_ssa_name): Unshare expression.
64 2008-08-21 Richard Guenther <rguenther@suse.de>
66 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
67 a PHI ask VN if it is already available.
68 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
69 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
71 2008-08-21 Richard Guenther <rguenther@suse.de>
74 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
75 makes sure to produce a result of the correct type.
77 2008-08-21 Jan Hubicka <jh@suse.cz>
78 Backport from LTO branch:
80 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
81 Jan Hubicka <jh@suse.cz>
84 (init_state, finish_state, set_function_state, generate_summary):
86 (scan_stmt): Renamed from scan_function. Changed to keep state in
87 local static vars rather than cgraph aux field.
88 (propagate): Renamed from static_execute. Changed to keep state in
89 local static vars rather than cgraph aux field.
90 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
91 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
93 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
95 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
96 * ipa-reference.c (init_function_info, generate_summary,
97 propagate): New functions.
98 (analyze_function): Call init_function_info.
99 (static_execute): Stripped into generate_summary and propagate.
100 (pass_ipa_reference): Made into ipa_opt_pass.
102 2008-08-21 Richard Guenther <rguenther@suse.de>
104 PR tree-optimization/37181
105 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
107 (extract_range_from_unary_expr): Likewise.
109 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
111 * diagnostic.c (pedwarn_at): Rename as pedwarn.
113 * toplev.h (pedwarn_at): Likewise.
114 * builtins.c: Update all calls to pedwarn.
116 * toplev.c: Likewise.
117 * c-tree.h: Likewise.
118 * c-decl.c: Likewise.
119 * c-errors.c: Likewise.
120 * c-typeck.c: Likewise.
121 * c-common.c: Likewise.
122 * c-parser.c: Likewise.
124 2008-08-20 Joseph Myers <joseph@codesourcery.com>
127 * config/sparc/sparc.c (function_arg_slotno): Handle structure
128 with MODE_VECTOR_INT mode.
130 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
133 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
134 initialized outside the current module.
135 (warn_uninitialized_var): Ignore left-hand side when walking the
136 trees. Ignore address expressions. Examine VUSE operands in gimple
137 statements with a variable declaration on the right-hand side.
139 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
142 * rtlanal.c (subreg_offset_representable_p): Revert last change.
144 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
147 * c-common.c (conversion_warning): Do not warn if applying bit-and
148 operator to unsigned constant that fits in the target type.
150 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
153 * c-common.c (conversion_warning): Do not warn for artificial
156 2008-08-20 Richard Guenther <rguenther@suse.de>
158 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
159 (extract_range_from_binary_expr): Fall back to constant propagation.
160 (extract_range_from_unary_expr): Likewise.
162 2008-08-20 Richard Guenther <rguenther@suse.de>
164 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
165 with TREE_THIS_VOLATILE on shared nodes.
166 (fold_stmt_r): Likewise.
168 2008-08-20 Jakub Jelinek <jakub@redhat.com>
171 * c-parser.c (c_parser_attributes): For keywords use canonical
172 spelling for attr_name.
174 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
176 * value-prof.c (check_counter): Revert wrong call to error.
178 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
180 * profile.c: Update calls to inform.
181 * value-prof.c: Update calls to inform.
183 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
185 * diagnostic.c (inform): Add an explicit location_t parameter.
186 * toplev.h (inform): Update declaration.
187 * builtins.c: Update all calls to inform.
188 * c-common.c: Likewise.
189 * c-decl.c: Likewise.
190 * c-opts.c: Likewise.
192 * c-pragma.c: Likewise.
193 * c-typeck.c: Likewise.
194 * coverage.c: Likewise.
196 * toplev.c: Likewise.
197 * tree-cfg.c: Likewise.
198 * tree-ssa.c: Likewise.
200 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
203 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
204 V2DI mode, for SSE4.1, use movq instead of vector set if the
205 second element is zero and inter-unit moves are OK.
207 2008-08-20 Richard Guenther <rguenther@suse.de>
209 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
210 properly handle conversion/copy chains after tuplification.
212 2008-08-20 Richard Guenther <rguenther@suse.de>
214 * passes.c (init_optimization_passes): Move the second
215 forwprop pass before alias computation. Remove the second
216 DCE pass. Remove the first dominator and phi copy/const
219 2008-08-20 Nick Clifton <nickc@redhat.com>
221 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
222 support of this feature. Do not assume that a sufficiently new
223 assembler will support the feature regardless of the target type.
224 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
225 * configure: Regenerate.
227 2008-08-20 Richard Guenther <rguenther@suse.de>
229 * tree-vrp.c (found_in_subgraph): Remove.
230 (live): New global static.
231 (live_on_edge): New function.
232 (blocks_visited): Remove.
233 (register_edge_assert_for_2): Use live_on_edge.
234 (find_conditional_asserts): Remove code dealing with
235 found_in_subgraph. Do not walk the CFG.
236 (find_switch_asserts): Likewise.
237 (find_assert_locations_1): Renamed from find_assert_locations.
238 Move finding assert locations for conditional and switch
239 statements first. Update live bitmap. Do not walk the CFG.
240 (find_assert_locations): New function.
241 (insert_range_assertions): Remove entry of CFG walk.
242 Adjust call to find_assert_locations.
243 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
244 that only can appear because of fake exit edges but assert we
245 never try to insert on those.
246 (fini_pre): Do not remove fake exit edges here...
247 (execute_pre): ...but here, before committing edge inserts.
249 2008-08-19 Richard Guenther <rguenther@suse.de>
251 * passes.c (init_optimization_passes): Exchange store-ccp
254 2008-08-19 Rafael Espindola <espindola@google.com>
256 * varasm.c (weak_decls): Move earlier in the file.
257 (assemble_external): Add weak decls to the weak_decls list.
258 (declare_weak): Don't add decls to the weak_decls list.
260 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
263 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
264 before (sse2_shufpd_<mode>).
266 2008-08-19 Jakub Jelinek <jakub@redhat.com>
269 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
270 * tree.c (block_nonartificial_location): Likewise.
272 2008-08-19 Richard Guenther <rguenther@suse.de>
274 PR tree-optimization/35972
275 PR tree-optimization/23094
276 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
278 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
279 handle MISALIGNED_INDIRECT_REF.
280 (get_ref_from_reference_ops): New helper.
281 (vn_reference_lookup_pieces): Walk the use-def chain using the
282 alias-oracle if requested.
283 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
284 walking the use-def chain.
285 (compute_avail): But not here.
286 (create_component_ref_by_pieces_1): Properly handle
287 MISALIGNED_INDIRECT_REF.
288 (do_regular_insertion): Handle fully redundant
289 expressions after PHI-translation also for SSA_NAME values, not
290 only constants. Correctly use edoubleprime for that.
292 2008-08-19 Ira Rosen <irar@il.ibm.com>
294 * tree-vectorizer.c (supportable_widening_operation): Support
295 multi-step conversion, return the number of steps in such conversion
296 and the required intermediate types.
297 (supportable_narrowing_operation): Likewise.
298 * tree-vectorizer.h (vect_pow2): New function.
299 (supportable_widening_operation): Change argument types.
300 (supportable_narrowing_operation): Likewise.
301 (vectorizable_type_promotion): Add an argument.
302 (vectorizable_type_demotion): Likewise.
303 * tree-vect-analyze.c (vect_analyze_operations): Call
304 vectorizable_type_promotion and vectorizable_type_demotion with
306 (vect_get_and_check_slp_defs): Detect patterns.
307 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
309 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
310 vect_build_slp_tree with correct arguments. Calculate unrolling factor
311 according to the smallest type in the loop.
312 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
313 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
314 supportable_widening_operation with correct arguments.
315 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
316 operands lists according to the number of vector statements in left
317 or right node, if exists.
318 (vect_gen_widened_results_half): Remove unused argument.
319 (vectorizable_conversion): Call supportable_widening_operation,
320 supportable_narrowing_operation, and vect_gen_widened_results_half
321 with correct arguments.
322 (vectorizable_assignment): Change documentation, support multiple
324 (vectorizable_operation): Likewise.
325 (vect_get_loop_based_defs): New function.
326 (vect_create_vectorized_demotion_stmts): Likewise.
327 (vectorizable_type_demotion): Support loop-aware SLP and general
328 multi-step conversion. Call vect_get_loop_based_defs and
329 vect_create_vectorized_demotion_stmts for transformation.
330 (vect_create_vectorized_promotion_stmts): New function.
331 (vectorizable_type_promotion): Support loop-aware SLP and general
332 multi-step conversion. Call vect_create_vectorized_promotion_stmts
334 (vectorizable_store): Change documentation, support multiple
336 (vectorizable_load): Likewise.
337 (vect_transform_stmt): Pass SLP_NODE to
338 vectorizable_type_promotion and vectorizable_type_demotion.
339 (vect_schedule_slp_instance): Move here the calculation of number
340 of vectorized statements for each node from...
341 (vect_schedule_slp): ... here.
342 (vect_transform_loop): Call vect_schedule_slp without the last
345 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
348 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
349 to == in assert statement.
350 (vectorizable_reduction): Fix typo.
352 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
355 * value-prof.c (check_counter): Dereference pointer to overall
356 count when printing it.
358 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
360 * profile.h: Really add it.
362 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
364 * mcf.c: Really add it.
366 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
367 Vinodha Ramasamy <vinodha@google.com>
369 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
371 * value-prof.c (check_counter): Fix the counter if
372 flag_profile_correction is true.
373 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
374 tree_mod_subtract_transform):
375 Follow check_counter parameter change.
376 * common.opt (fprofile-correction): New option.
378 * profile.h: Likewise.
379 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
380 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
381 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
383 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
384 flag_profile_correction is set.
387 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
389 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
391 2008-08-18 Tomas Bily <tbily@suse.cz>
393 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
394 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
396 * tree-data-ref.c (split_constant_offset_1): Likewise.
397 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
398 * tree-sra.c (sra_walk_expr): Likewise.
399 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
400 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
401 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
402 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
404 * gimple.c (gimple_assign_unary_nop_p): Likewise.
405 * tree-vect-transform.c (vectorizable_type_demotion)
406 (vectorizable_type_promotion): Likewise.
407 * tree-inline.c (expand_call_inline):
408 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
409 (forward_propagate_addr_expr_1, forward_propagate_comparison)
410 (tree_ssa_forward_propagate_single_use_vars): Likewise.
411 * expr.c (expand_expr_real_1): Likewise.
412 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
413 (gimple_assign_unary_useless_conversion_p): Likewise.
414 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
415 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
416 * fold-const.c (fold_unary): Likewise.
417 * tree.h (CONVERT_EXPR_P): Likewise.
418 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
419 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
421 (register_edge_assert_for_2, extract_range_from_unary_expr)
422 (register_edge_assert_for_1): Likewise.
424 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
426 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
427 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
428 (enum real_value_const): Delete.
429 (get_real_const): Delete.
430 * real.c (get_real_const): Delete.
431 (dconst_e_ptr): Define.
432 (dconst_third_ptr): Define.
433 (dconst_sqrt2_ptr): Define.
434 * builtins.c: Update all callers.
436 2008-08-18 Richard Guenther <rguenther@suse.de>
438 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
439 statement iterator after statement removal.
441 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
443 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
444 (detect_processor_freebsd): Likewise.
445 (host_detect_local_cpu): Call newly added functions for FreeBSD.
447 2008-08-18 Richard Guenther <rguenther@suse.de>
449 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
450 and loads have the correct types.
452 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
455 * c-opts.c (cpp_opts): Remove static.
456 * c-parser.c (cpp_opts): Declare it extern.
457 (disable_extension_diagnostics): Handle cpp options.
458 (enable_extension_diagnostics): Likewise.
460 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
462 * diagnostics.c (permerror_at): Rename as permerror.
464 * toplev.h: Likewise.
466 2008-08-18 Richard Guenther <rguenther@suse.de>
468 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
469 sdse1 and addressables2 passes. Replace dce1 with cddce1.
470 Move call_cdce before build_alias. Move copyrename2,
471 cunrolli and ccp2 beafore build_alias. Re-add addressable2
472 right after final inlining.
473 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
474 (pass_build_cfg): But instead via TODO_dump_func.
476 2008-08-18 Richard Guenther <rguenther@suse.de>
478 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
480 (scalarize_init): If we failed to generate some initializers
481 do not generate zeros for not instantiated members. Instead
482 rely on the copy out.
483 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
484 about missing flow-sensitive alias info only if we have
487 2008-08-17 Nick Clifton <nickc@redhat.com>
489 * doc/extend.texi (Function Attributes): Fix typo in description
490 if hot function attribute.
492 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
493 Richard Sandiford <rdsandiford@googlemail.com>
495 * doc/install.texi (--with-mips-plt): Document.
496 * doc/invoke.texi (-mplt, -mno-plt): Document.
497 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
498 and handle ${with_mips_plt}.
499 * config/mips/mips.opt (mplt): New option.
500 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
501 (TARGET_ABICALLS_PIC2): Likewise.
502 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
503 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
504 (ASM_SPEC): Use !mabi=* instead of !mabi*.
505 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
506 to decide whether to output ".option picX" directives.
507 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
508 Pass -call_nonpic rather than -KPIC for -mplt.
509 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
510 on the command line. Also remove it when -mabi=64 is used without
512 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
513 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
514 TARGET_ABICALLS_PIC0.
515 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
517 (mips16_build_function_stub): Only output ".option pic" directives
518 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
519 (mips16_build_call_stub): Fix comment and remove redundant
520 ".set at"/"set .noat" directives.
521 (mips_function_rodata_section): Use the default behaviour for
522 TARGET_ABSOLUTE_ABICALLS.
523 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
524 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
525 (mips_restore_gp): Do nothing if the current function doesn't use
527 (mips_expand_prologue): Only save $gp if the current function uses it.
528 Use a normal move for TARGET_ABICALLS_PIC0.
529 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
531 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
533 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
534 of function when handling GLOBAL_POINTER_REGNUM.
536 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
539 * common.opt (-fstack-check): Do not declare the variable here.
540 (-fstack-check=): New option variant.
541 * doc/invoke.texi (Code Gen Options): Document it.
542 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
543 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
544 (STACK_CHECK_STATIC_BUILTIN): New macro.
545 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
546 * opts.c: Include expr.h.
547 (common_handle_option) <OPT_fold_stack_check_>: New case.
548 <OPT_fstack_check>: Likewise.
549 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
550 consistently in the test for variable-sized types. Adjust for
551 new behaviour of flag_stack_check.
552 * explow.c: Include except.h.
553 (allocate_dynamic_stack_space): Do not take into account
554 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
555 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
556 for variable-sized parameters. Treat all parameters whose size is
557 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
558 stack checking is enabled.
559 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
560 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
561 if generic stack checking is enabled.
562 (expand_function_end): Adjust for new behaviour of flag_stack_check.
563 * reload1.c (reload): Likewise.
564 * stmt.c (expand_decl): Assert that all automatic variables have
565 fixed size at this point and remove dead code.
566 * flags.h (stack_check_type): New enumeration type.
567 (flag_stack_check): Declare.
568 * toplev.c (flag_stack_check): New global variable.
569 * Makefile.in (opts.o): Add dependency on EXPR_H.
570 (explow.o): Add dependency on except.h.
572 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
574 * config/avr/avr.c (avr_override_options): Reduce value of
575 PARAM_INLINE_CALL_COST.
577 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
579 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
580 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
581 lieu of TYPE_MODE (type) throughout.
583 2008-08-15 Joseph Myers <joseph@codesourcery.com>
585 * config/arm/arm.c (add_minipool_backward_ref): Check for
586 8-byte-aligned entries in second case of forcing insertion after a
587 particular entry. Change third case to avoid inserting
588 non-8-byte-aligned entries before 8-byte-aligned ones.
590 2008-08-15 Richard Guenther <rguenther@suse.de>
592 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
593 strip components for unknown size accesses.
595 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
597 * config/s390/2097.md New file.
598 * config/s390/s390.md ("z10prop" attribute): Define none,
599 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
600 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
601 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
602 possible values and apply them to insns as appropriate.
603 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
604 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
605 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
606 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
608 ("bfp" mode attribute): Removed. Every occurence replaced
610 * config/s390/s390.c (struct "z10_cost"): Updated entries.
611 * config/s390/2084.md (insn_reservation "x_itof"): Updated
614 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
617 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
620 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
622 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
623 additional argument. Support reduction when duplication is needed due
624 to data-types of different sizes in the loop.
625 (get_initial_def_for_induction): Fix printout.
626 (vect_get_vec_def_for_stmt_copy): Support case where the
627 vec_stmt_for_operand is a phi node.
628 (vectorizable_reduction): Support reduction when duplication is needed
629 due to data-types of different sizes in the loop.
630 (vectorizable_call): Remove restriction to not vectorize in case we
631 have data-types of different sizes in the loop.
632 (vectorizable_conversion): Likewise.
633 (vectorizable_operation): Likewise.
634 (vectorizable_type_demotion): Likewise.
635 (vectorizable_type_promotion): Likewise.
636 (vectorizable_induction): Add restriction to not vectorize in case
637 we have data-types of different sizes in the loop.
639 2008-08-14 Christophe Saout <christophe@saout.de>
640 Uros Bizjak <ubizjak@gmail.com>
643 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
644 (*vec_concatv2di_rex64_sse4_1): Ditto.
645 (*vec_concatv2di_rex64_sse): Ditto.
647 2008-08-14 Jakub Jelinek <jakub@redhat.com>
650 * fold-const.c (fold_widened_comparison): Do not allow
651 sign changes that change the result even if shorter type
652 is wider than arg1_unw's type.
654 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
656 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
657 Skip if the multilib testing specifies -march that does not
658 agree with the one specified in the testcase.
660 2008-08-13 Joseph Myers <joseph@codesourcery.com>
662 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
663 zero extend SImode values being converted to TFmode before passing
666 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
668 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
669 __PPU__ when targeting the Cell/B.E. PPU processor.
671 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
673 * gimple.h (gimple_call_set_chain): Accept SSA variables.
674 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
675 Rematerialize the static chain, if any.
676 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
679 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
681 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
682 (new_loc_descr): Likewise.
683 (add_loc_descr): Likewise.
684 (size_of_loc_descr): Likewise.
685 (size_of_locs): Likewise.
686 (output_loc_operands): Likewise.
687 (output_loc_sequence): Likewise.
688 (new_reg_loc_descr): New.
689 (build_cfa_loc): Use it.
690 (build_cfa_aligned_loc): Likewise.
691 (one_reg_loc_descriptor): Likewise.
692 (based_loc_descr): Likewise.
694 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
697 * doc/invoke.texi (Wmain): Update.
698 * c-decl.c (start_decl): warn_main is only 0 or 1.
699 (start_function): Likewise. Fix formatting.
700 (finish_function): Delete redundant warning.
701 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
702 * c-opts (c_common_handle_option): -Wall only has effect if
703 warn_main is uninitialized. OPT_Wmain is automatically
704 handled. -pedantic also enables Wmain.
705 (c_common_post_options): Handle all logic for Wmain here.
706 * c-common.c (warn_main): Delete.
707 (check_main_parameter_types): Make pedwarns conditional on
709 * c-common.h (warn_main): Delete.
711 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
714 * expr.c (emit_group_store): Allocate stack temp with the
715 largest alignment when copying from register to stack.
717 2008-08-13 Richard Guenther <rguenther@suse.de>
719 * tree.h (maybe_fold_offset_to_address): Declare.
720 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
721 (ccp_fold): Handle pointer conversions the same as fold_stmt.
722 Likewise for POINTER_PLUS_EXPR.
723 (maybe_fold_offset_to_reference): Enable disabled code.
724 (maybe_fold_offset_to_address): New function.
725 (fold_stmt_r): Use it.
726 (fold_gimple_assign): Likewise.
727 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
728 (gimplify_expr): Likewise.
730 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
732 * toplev.h (pedwarn_at): Fix declaration.
734 2008-08-13 Joseph Myers <joseph@codesourcery.com>
736 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
737 LINK_SPEC): Use %R in -Y P argument.
739 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
742 * diagnostic.c (pedwarn_at): New.
743 * toplev.h (pedwarn_at): Declare.
744 * c-tree.h (build_enumerator): Update declaration.
745 * c-decl.c (finish_enum): Update comment.
746 (build_enumerator): Take a location parameter. Give a pedwarn but do
747 not perform any conversion.
748 * c-parser.c (c_parser_enum_specifier): Set correct location for
751 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
754 * c-common.c (conversion_warning): Use a switch. Ignore boolean
755 expressions except for conversions to signed:1 bitfields. Handle
756 COND_EXPR with constant operands.
758 2008-08-13 Richard Guenther <rguenther@suse.de>
760 PR tree-optimization/15255
761 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
762 (struct oecount_s): New struct and VEC types.
764 (oecount_hash): New function.
765 (oecount_eq): Likewise.
766 (oecount_cmp): Likewise.
767 (zero_one_operation): New function.
768 (build_and_add_sum): Likewise.
769 (undistribute_ops_list): Perform un-distribution of multiplication
770 and division on the chain of summands.
771 (should_break_up_subtract): Also break up subtracts for factors.
772 (reassociate_bb): Delete dead visited statements.
773 Call undistribute_ops_list. Re-sort and optimize if it did something.
774 * passes.c (init_optimization_passes): Move DSE before
776 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
779 2008-08-12 Janis Johnson <janis187@us.ibm.com>
781 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
783 * doc/invoke.texi: Revert unintended checkin.
785 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
788 * gcc.c (include_spec_function): Tweak call to find_a_file.
790 2008-08-12 Jakub Jelinek <jakub@redhat.com>
793 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
795 * dojump.c (do_jump): Likewise.
797 PR tree-optimization/37084
798 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
799 if id->regimplify, don't assume stmt is a cast assignment.
801 2008-08-12 Anatoly Sokolov <aesok@post.ru>
803 * final.c (final_scan_insn): Use app_enable/app_disable functions.
805 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
808 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
811 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
813 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
814 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
816 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
817 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
818 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
819 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
820 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
822 * doc/tm.texi (Storage Layout): Remove documentation for
825 * simplify-rtx.c (simplify_binary_operation_1): Replace
826 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
828 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
830 * real.h (struct real_format): New member has_sign_dependent_rounding.
831 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
832 spu_single_format, ieee_double_format, mips_double_format,
833 motorola_double_format, ieee_extended_motorola_format,
834 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
835 ieee_extended_intel_96_round_53_format, ibm_extended_format,
836 mips_extended_format, ieee_quad_format, mips_quad_format,
837 vax_f_format, vax_d_format, vax_g_format): Initialize it.
838 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
840 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
841 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
842 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
843 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
844 (ROUND_TOWARDS_ZERO): Likewise.
846 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
847 (FLOAT_MODE_FORMAT): New macro.
848 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
849 (MODE_COMPOSITE_P): ... this new macro.
850 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
851 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
852 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
854 * flags.h: Include "real.h".
856 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
857 REAL_MODE_FORMAT_COMPOSITE_P.
858 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
860 * doc/tm.texi (Storage Layout): Remove documentation of
861 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
862 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
863 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
864 they only apply to libgcc2.a.
866 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
868 * config/spu/float_disf.c: New file.
869 * config/spu/float_unsdisf.c: New file.
870 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
871 (LIB2FUNCS_EXCLUDE): Define.
873 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
874 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
876 * real.h (struct real_format): New member round_towards_zero.
877 * real.c (round_for_format): Respect fmt->round_towards_zero.
878 (ieee_single_format, mips_single_format, motorola_single_format,
879 spu_single_format, ieee_double_format, mips_double_format,
880 motorola_double_format, ieee_extended_motorola_format,
881 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
882 ieee_extended_intel_96_round_53_format, ibm_extended_format,
883 mips_extended_format, ieee_quad_format, mips_quad_format,
884 vax_f_format, vax_d_format, vax_g_format): Initialize it.
885 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
887 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
888 real_format to choose rounding mode when calling MPFR functions.
889 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
890 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
892 * real.h (real_to_decimal_for_mode): Add prototype.
893 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
894 Respect target rounding mode when generating decimal representation.
895 (real_to_decimal): New stub for backwards compatibility.
896 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
897 real_to_decimal_for_mode instead of real_to_decimal.
899 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
901 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
902 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
904 * real.c (spu_single_format): New variable.
905 * real.h (spu_single_format): Declare.
907 * config/spu/spu.c (spu_override_options): Install SFmode format.
908 (spu_split_immediate): Use integer mode to operate on pieces of
909 floating-point values in all cases.
911 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
912 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
913 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
915 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
917 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
919 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
921 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
923 2008-08-12 Jakub Jelinek <jakub@redhat.com>
926 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
927 on the VAR_DECL instead of TYPE_READONLY on its type.
929 2008-08-12 Ira Rosen <irar@il.ibm.com>
931 * tree-vectorizer.c: Depend on langhooks.h.
932 (supportable_widening_operation): Add two arguments. Support double
934 (supportable_narrowing_operation): Likewise.
935 * tree-vectorizer.h (supportable_widening_operation): Add two
937 (supportable_narrowing_operation): Likewise.
938 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
939 supportable_widening_operation with correct arguments.
940 * tree-vect-transform.c (vectorizable_conversion): Likewise.
941 (vectorizable_type_demotion): Support double type conversions.
942 (vectorizable_type_promotion): Likewise.
943 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
945 2008-08-11 Michael Matz <matz@suse.de>
947 * i386/i386.c (override_options): Move initialisation from
948 flag_schedule_insns_after_reload to here from ...
949 (optimization_options): ... here.
951 2008-08-11 Jakub Jelinek <jakub@redhat.com>
953 PR rtl-optimization/36998
954 * dwarf2out.c (compute_barrier_args_size_1,
955 compute_barrier_args_size): Temporarily remove assertions.
957 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
960 * tree-ssa.c (struct walk_data): Add new flag
961 warn_possibly_uninitialized.
962 (warn_uninitialized_var): Use it.
963 (warn_uninitialized_vars): New.
964 (execute_early_warn_uninitialized): Call it.
965 (execute_late_warn_uninitialized): Likewise.
967 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
970 * reload1.c (gen_reload): Guard calls to get_secondary_mem
973 2008-08-09 Jan Hubicka <jh@suse.cz>
976 * optabs.c (maybe_emit_unop_insn): Remove produced code if
978 (expand_fix): Be prepared for expansion to fail.
979 (expand_sfix_optab): Remove instructions if expansion failed.
981 2008-08-09 Anatoly Sokolov <aesok@post.ru>
983 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
985 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
986 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
988 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
990 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
991 mips/t-libgcc-mips16 to tmake_file.
992 * config/mips/mips-protos.h (mips_call_type): New enum.
993 (mips_pic_base_register, mips_got_load): Declare.
994 (mips_restore_gp): Take an rtx argument.
995 (mips_use_pic_fn_addr_reg_p): Declare.
996 (mips_expand_call): Replace the sibcall_p argument with
997 a mips_call_type argument. Add a lazy_p parameter.
998 (mips_split_call): Declare.
999 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
1000 (MIPS16_PIC_TEMP): Likewise.
1001 (reg_class): Delete M16_NA_REGS.
1002 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
1003 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
1004 (mips_split_hi_p): Declare.
1005 * config/mips/mips.c (mips_split_hi_p): New array.
1006 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
1007 (mips_got_symbol_type_p): New function.
1008 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
1009 (mips16_stub_function_p): New function.
1010 (mips16_local_function_p): Likewise.
1011 (mips_use_pic_fn_addr_reg_p): Likewise.
1012 (mips_cannot_force_const_mem): Return false for HIGHs.
1013 Extend CONST_INT and symbolic handling to MIPS16, using
1014 mips_symbol_insns to check that the base symbol type is a
1015 legitimate constant. Reject GOT-based constants if
1016 TARGET_MIPS16_PCREL_LOADS.
1017 (mips_const_insns): Check targetm.cannot_force_const_mem when
1018 decomposing a symbolic base and a large offset.
1019 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
1020 When calling a function that needs $25 from MIPS16 code,
1021 move the target address into $25 separately and add a USE
1023 (mips16_gp_pseudo_reg): Insert the initializer immediately
1024 before the first real insn.
1025 (mips_pic_base_register, mips_got_load): New functions.
1026 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
1027 parameter to LOW_OUT. Say that it can be any valid SET_SRC
1028 when splitting a load-address operation. Split SYMBOL_GOT_DISP
1029 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
1030 (mips_call_tls_get_addr): Update the call to mips_expand_call,
1031 also passing NULL_RTX rather than const0_rtx as the aux argument.
1032 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
1033 instead of TARGET_EXPLICIT_RELOCS.
1034 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
1035 (mips_load_call_address): Replace the sibcall_p argument with
1036 a mips_call_type argument. Use mips_got_load.
1037 (mips16_local_alias): New structure.
1038 (mips16_local_aliases): New variable.
1039 (mips16_local_aliases_hash): New function.
1040 (mips16_local_aliases_eq): Likewise.
1041 (mips16_local_alias): Likewise.
1042 (mips16_stub_function): Likewise.
1043 (mips16_build_function_stub): Create a local alias for the target
1044 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
1045 .cpload directive and an R_MIPS_NONE relocation for the target
1046 function, then load the alias rather than the function itself.
1047 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
1048 (mips16_copy_fpr_return_value): Use mips16_stub_function and
1049 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
1050 (mips16_build_call_stub): Replace the FN parameter with an
1051 FN_PTR parameter. Force the address into a register if it
1052 isn't a call_insn_operand; don't rely on the caller to do this.
1053 If a call to a locally-defined and locally-binding MIPS16
1054 function must be made indirectly, redirect the call to the
1055 function's local alias. Use mips16_stub_function_p,
1056 mips16_stub_function, mips_expand_call and use_reg.
1057 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
1058 Use explicit %hi and %lo accesses where possible.
1059 Use MIPS_CALL to generate the correct code form of a
1060 jal instruction. Add clobbers of $18 instead of uses.
1061 Update the call to mips_emit_call_insn.
1062 (mips_expand_call): Replace the SIBCALL_P argument with a
1063 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
1064 Take a LAZY_P parameter. Call mips16_build_call_stub first,
1065 allowing it to modify the call address. Update the calls to
1066 mips_load_call_address and mips_emit_call_insn.
1067 (mips_split_call): New function.
1068 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
1069 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
1070 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
1071 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
1072 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
1074 (mips_cprestore_slot): New function.
1075 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
1076 and use mips_cprestore_slot.
1077 (mips_output_function_prologue): Handle TARGET_MIPS16 for
1079 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
1080 then use a copygp_mips16 instruction to set up $28.
1081 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
1082 (mips16_lay_out_constants): Call split_all_insns_noflow.
1083 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
1084 false if TARGET_MIPS16.
1085 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
1086 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
1087 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
1088 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
1089 MIPS16 code. Allow MIPS16 o32 PIC.
1090 (mips_override_options): Allow MIPS16 o32 PIC.
1091 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
1092 after reload if TARGET_USE_GOT.
1093 (UNSPEC_COPYGP): New constant.
1094 (length): Use a default length of 8 for MIPS16 GOT loads.
1095 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
1096 (*got_page<mode>): Check mips_split_hi_p.
1097 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
1098 (unspec_got<mode>, unspec_call<mode>): New expanders.
1099 (load_got<mode>, load_call<mode>): Remove the length attributes.
1100 Use a got attribute instead of a type attribute.
1101 (copygp_mips16): New insn.
1102 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
1103 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
1104 (sibcall, sibcall_value, call, call_value): Update the calls
1105 to mips_expand_call.
1106 (call_internal, call_value_internal): Use mips_split_call.
1107 (call_value_multiple_internal): Likewise.
1108 (call_split): Move after call_internal (the insn it is split from).
1109 (call_internal_direct, call_value_internal_direct): Turn into
1110 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
1111 (call_direct_split, call_value_direct_split): New patterns.
1112 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
1113 and use M16_REGS instead of M16_NA_REGS.
1114 * config/mips/predicates.md (const_call_insn_operand): Replace
1115 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
1116 mips_use_pic_fn_addr_reg_p check.
1117 (move_operand): Reject HIGHs if mips_split_hi_p.
1118 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
1119 (__mips16_floatunsisf): Inline __mips16_floatsisf.
1120 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
1121 * config/mips/libgcc-mips16.ver: New file.
1122 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
1123 $(srcdir)/config/mips/libgcc-mips16.ver.
1125 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1127 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
1128 (mips_unspec_address, mips_unspec_offset_high): Likewise.
1129 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
1130 (mips16_cfun_returns_in_fpr_p): Likewise.
1132 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1134 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
1135 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
1136 rather than 4 to PC.
1138 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1140 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
1141 (FUNCTION_PROFILER): Save the static chain pointer into $2
1142 beforehand and restore it aftewards.
1143 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
1144 address directly into $25 and call the function through $25;
1145 do not clobber $3. Pad the DImode version to cover the space
1146 left by the deleted $25 <- $3 move.
1147 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
1148 the removal of the $25 <- $3 move.
1149 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
1150 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
1152 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1153 Daniel Jacobowitz <dan@codesourcery.com>
1155 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
1156 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
1157 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
1158 * config/mips/mips.c (mips_start_function_definition): New function.
1159 (mips_end_function_definition): Likewise.
1160 (mips_output_function_prologue): Use mips_start_function_definition.
1161 (mips_output_function_epilogue): Use mips_end_function_definition.
1162 (build_mips16_function_stub): Use mips_start_function_definition
1163 and mips_end_function_definition.
1164 (build_mips16_call_stub): Likewise.
1166 2008-08-09 Richard Guenther <rguenther@suse.de>
1168 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
1169 * gimple.h (gimple_call_fn): Adjust comment.
1170 (gimple_call_set_fndecl): New function.
1171 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
1172 longer having bare FUNCTION_DECL operand.
1173 (gimple_call_return_type): Likewise.
1174 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
1176 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
1177 (gimple_mod_pow2): Likewise.
1178 (gimple_mod_subtract): Likewise.
1179 (gimple_ic): Likewise.
1180 (gimple_stringop_fixed_value): Likewise.
1181 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
1182 longer having bare FUNCTION_DECL operand.
1183 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
1184 * omp-low.c (optimize_omp_library_calls): Likewise.
1185 * cgraphunit.c (update_call_expr): Likewise.
1186 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
1187 (execute_convert_to_rsqrt): Likewise.
1188 * cfgexpand.c (gimple_to_tree): Simplify.
1189 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
1190 bare FUNCTION_DECL operand.
1191 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
1192 (convert_gimple_call): Use gimple_call_fndecl.
1193 * c-common.c (c_warn_unused_result): Likewise.
1195 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1198 * c-typeck.c (digest_init): Call verify_sequence_points from here.
1199 (c_finish_return): Likewise.
1200 (c_start_case): Likewise.
1201 * c-common.c (warn_for_collisions_1): Use explicit location in
1203 * c-parser.c (c_parser_condition): New. Call
1204 verify_sequence_points.
1205 (c_parser_paren_condition): Call c_parser_condition.
1206 (c_parser_for_statement): Call c_parser_condition.
1208 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1211 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
1212 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
1213 Moved from diagnostic.h
1214 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
1216 (emit_diagnostic): New.
1217 (warning0, pedwarn0): Delete.
1218 (warning, warning_at, pedwarn, permerror): Return bool.
1219 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
1220 Moved to diagnostic.c.
1221 (struct diagnostic_context): Use correct type for
1222 classify_diagnostic.
1223 (diagnostic_report_diagnostic): Update declaration.
1224 (emit_diagnostic): Declare.
1225 * errors.c (warning): Return bool.
1226 * errors.h (warning): Update declaration.
1227 * toplev.h (warning0, pedwarn0): Delete.
1228 (warning, warning_at, pedwarn, permerror): Return bool.
1229 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
1230 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
1231 inform. Update all calls.
1232 (diagnose_mismatched_decls): Check return value of warning/pedwarn
1233 before giving informative note.
1234 (implicit_decl_warning): Likewise.
1235 * c-typeck.c (build_function_call): Likewise.
1236 * tree-sssa.c (warn_uninit): Likewise.
1237 * builtins.c (gimplify_va_arg_expr): Likewise.
1239 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1242 * doc/invoke.texi (-Wextra): Move warning from here...
1243 (-Wuninitialized): ... to here.
1245 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1248 * flags.h (set_Wunused): Delete
1249 * toplev.c (process_options): Handle Wunused flags here.
1250 * opts.c (maybe_warn_unused_parameter): Delete.
1251 (common_handle_option): Replace set_Wunused by warn_unused.
1252 (set_Wextra): Do not handle Wunused-parameter here.
1253 (set_Wunused): Delete.
1254 * c-opts.c (c_common_handle_option): Replace set_Wunused by
1256 * common.opt (Wunused): Add Var and Init.
1257 (Wunused-function): Likewise.
1258 (Wunused-label): Likewise.
1259 (Wunused-parameter): Likewise.
1260 (Wunused-value): Likewise.
1261 (Wunused-variable): Likewise.
1263 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
1265 * doc/invoke.texi: Add cpu_type power7.
1266 * config.in (HAVE_AS_VSX): New.
1267 * config.gcc: Add cpu_type power7.
1268 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
1270 * configure: Regenerate.
1271 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
1273 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
1274 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
1275 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
1277 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
1279 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
1280 type to vectorize.builtin_conversion.
1281 (vectorizable_conversion): Likewise.
1282 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
1283 integral type as input.
1284 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
1286 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
1287 and ALTIVEC_BUILTIN_VCTSXS.
1288 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
1291 2008-08-08 Richard Guenther <rguenther@suse.de>
1293 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
1294 (surely_varying_stmt_p): Calls are varying only if they are
1295 non-builtin and not indirect or have no result.
1296 (ccp_fold): Re-instantiate code before the tuples merge.
1298 2008-08-08 Richard Guenther <rguenther@suse.de>
1300 PR tree-optimization/37056
1301 * gimple.h (gimple_assign_rhs_class): New helper function.
1302 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
1303 unary operations properly.
1305 2008-08-07 Jan Hubicka <jh@suse.cz>
1307 * i386.h (ix86_size_cost): Declare.
1308 (ix86_cur_cost): New function macro.
1309 * i386.md (peepholes expanding size and splitters): Predicate by
1310 optimize_insn_for_speed_p.
1311 (peepholes reduce size and splitters): Predicate by
1312 optimize_insn_for_size_p.
1313 * i386.c (ix86_size_cost): Rename from ...
1314 (size_cost): This one.
1315 (override_options): Update.
1316 (decide_alg): Likewise.
1317 (ix86_expand_clear): Use RTL profile.
1318 (ix86_pad_returns): Use RTL profile.
1320 2008-08-07 Jan Hubicka <jh@suse.cz>
1322 * recog.c (split_all_insns): Set RTL profile
1323 (peephole2_optimize): Likewise.
1324 * function.c (thread_prologue_and_epilogue_insns): Likewise.
1325 * combine.c (combine_instructions): Likewise.
1327 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1329 * c-common.c (c_common_reswords): Also warn about keyword "bool".
1331 2008-08-07 Bob Wilson <bob.wilson@acm.org>
1333 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
1334 value in a6 after the set_frame_ptr insn.
1336 2008-08-07 Richard Henderson <rth@redhat.com>
1339 * gcc.c (cpp_options): Pass along -g*.
1341 2008-08-07 Joseph Myers <joseph@codesourcery.com>
1343 * config/arm/arm.c (output_move_neon): Update comment describing
1344 big-endian vector layout.
1345 (arm_assemble_integer): Do not handle big-endian NEON vectors
1347 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
1348 neon_vget_lane<mode>_sext_internal,
1349 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
1350 element indices for big-endian.
1352 2008-08-07 Richard Henderson <rth@redhat.com>
1354 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
1355 * configure, config.in: Rebuild.
1356 * debug.h (dwarf2out_do_cfi_asm): Declare.
1357 * c-cppbuiltin.c (c_cpp_builtins): Use it.
1358 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
1359 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
1360 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
1362 2008-08-07 Joseph Myers <joseph@codesourcery.com>
1364 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
1365 movv2si_internal): Combine into mov<mode>_internal.
1366 (movv2si_internal_2): Remove.
1368 2008-08-07 Jan Hubicka <jh@suse.cz>
1371 * i386.md (single stringop patterns): Enable unconditionally.
1373 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
1376 * config/i386/emmintrin.h (_mm_move_epi64): Use
1377 __builtin_ia32_movq128.
1379 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
1380 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
1382 * config/i386/sse.md (sse2_movq128): New.
1384 * doc/extend.texi: Document __builtin_ia32_movq128.
1386 2008-08-07 Richard Guenther <rguenther@suse.de>
1389 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
1390 pointers can access anything.
1392 2008-08-06 Jan Hubicka <jh@suse.cz>
1394 * optabs.c (emit_unop_insn): Break out to ...
1395 (maybe_emit_unop_insn): ... this one.
1396 (expand_sfix_optab): Use maybe variant.
1397 * optabs.h (maybe_emit_unop_insn): Declare.
1399 * i386.md (mov0 patterns): Enable by default.
1400 (FP conversion expanders): Disable expansion of code expanding
1401 sequences when instruction should be optimized for size.
1402 (single strinop patterns): Enable when optimizing for size.
1403 (string expanders): Disable expanding of code expanding sequences
1404 when optimizning instruction for size.
1405 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
1407 (ix86_fp_comparison_sahf_cost): Likewise.
1408 (ix86_expand_branch): Likewise.
1409 (ix86_expand_ashl_const): Likewise.
1410 (ix86_split_ashl): Likewise.
1411 (ix86_expand_strlen): Likewise.
1412 (ix86_emit_fp_unordered_jump): Likewie.
1414 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1416 * c-common.c: Fix typo.
1417 (c_common_reswords): Activate more C++ keyword warnings.
1419 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
1421 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1424 * diagnostic.c (permerror_at): New.
1425 * toplev.h (permerror_at): Declare.
1427 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
1428 Ira Rosen <irar@il.ibm.com>
1430 * tree-vect-transform.c (vect_model_simple_cost): Return
1431 immediately if stmt is pure SLP.
1432 (vect_model_store_cost): Ditto.
1433 (vect_model_load_cost): Ditto.
1434 (vectorizable_store): Remove PURE_SLP check before call
1435 to vect_model_store_cost.
1436 (vect_model_store_cost): When checking whether stmt describe
1437 strided access, add a check that it is not slp_node.
1439 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1442 * c-common.c (warn_for_sign_compare): New. Handle separately the
1443 case that 'constant' is zero.
1444 * c-typeck.c (build_binary_op): Move code to c-common.c
1446 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1448 * config/alpha/alpha.c (alpha_preferred_reload_class,
1449 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
1450 alpha_output_mi_thunk_osf): Avoid C++ keywords.
1451 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
1452 * config/arm/arm.md: Likewise.
1453 * config/avr/avr-protos.h (preferred_reload_class,
1454 test_hard_reg_class, avr_simplify_comparison_p,
1455 out_shift_with_cnt, class_max_nregs): Likewise.
1456 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
1457 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
1458 preferred_reload_class, test_hard_reg_class): Likewise.
1459 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
1460 bfin_memory_move_cost, bfin_secondary_reload,
1461 bfin_output_mi_thunk): Likewise.
1462 * config/crx/crx.c (crx_secondary_reload_class,
1463 crx_memory_move_cost): Likewise.
1464 * config/frv/frv-protos.h (frv_secondary_reload_class,
1465 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
1466 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
1467 frv_secondary_reload_class, frv_class_likely_spilled_p,
1468 frv_class_max_nregs): Likewise.
1469 * config/h8300/h8300.c (h8300_classify_operand,
1470 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
1472 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
1473 * config/ia64/ia64.c (ia64_preferred_reload_class,
1474 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
1475 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
1476 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
1478 * config/m68hc11/m68hc11.c (preferred_reload_class,
1479 m68hc11_memory_move_cost): Likewise.
1480 * config/mcore/mcore.c (mcore_secondary_reload_class,
1481 mcore_reload_class): Likewise.
1482 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
1483 mips_class_max_nregs, mips_cannot_change_mode_class,
1484 mips_preferred_reload_class, mips_secondary_reload_class,
1485 mips_output_mi_thunk): Likewise.
1486 * config/mmix/mmix.c (mmix_preferred_reload_class,
1487 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
1489 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1491 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
1492 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
1493 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1494 * config/rs6000/rs6000.c (paired_expand_vector_init,
1495 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
1496 compare_section_name, rs6000_memory_move_cost): Likewise.
1497 * config/s390/s390.c (s390_emit_compare_and_swap,
1498 s390_preferred_reload_class, s390_secondary_reload,
1499 legitimize_pic_address, legitimize_tls_address,
1500 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
1501 s390_class_max_nregs): Likewise.
1502 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1503 * config/s390/s390.md: Likewise.
1504 * config/score/score-protos.h (score_secondary_reload_class,
1505 score_preferred_reload_class): Likewise.
1506 * config/score/score.c (score_preferred_reload_class,
1507 score_secondary_reload_class): Likewise.
1508 * config/score/score3.c (score3_output_mi_thunk,
1509 score3_preferred_reload_class, score3_secondary_reload_class,
1510 score3_hard_regno_mode_ok): Likewise.
1511 * config/score/score3.h (score3_preferred_reload_class,
1512 score3_secondary_reload_class): Likewise.
1513 * config/score/score7.c (score7_output_mi_thunk,
1514 score7_preferred_reload_class, score7_secondary_reload_class,
1515 score7_hard_regno_mode_ok): Likewise.
1516 * config/score/score7.h (score7_preferred_reload_class,
1517 score7_secondary_reload_class): Likewise.
1518 * config/sh/sh.c (prepare_move_operands, output_far_jump,
1519 output_branchy_insn, add_constant, gen_block_redirect,
1520 sh_insn_length_adjustment, sh_cannot_change_mode_class,
1521 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
1523 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1524 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
1525 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
1526 xstormy16_preferred_reload_class): Likewise.
1527 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
1528 xtensa_expand_atomic, override_options,
1529 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
1531 * reorg.c (try_merge_delay_insns): Likewise.
1532 * tree.c (merge_dllimport_decl_attributes): Likewise.
1534 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
1536 2008-08-06 Michael Matz <matz@suse.de>
1538 * Makefile.in (write_entries_to_file): Quote words.
1539 * gengtype.c: (read_input_line): Skip over leading white-space.
1541 2008-08-06 Marc Gauthier <marc@tensilica.com>
1543 * config.gcc: Match more processor names for Xtensa.
1544 * configure.ac: Likewise.
1545 * doc/install.texi (Specific): Likewise.
1546 * configure: Regenerate.
1548 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1550 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
1551 * calls.c (avoid_likely_spilled_reg): Likewise.
1552 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
1553 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
1554 * config/i386/i386.c (ix86_expand_special_args_builtin,
1555 ix86_secondary_reload): Likewise.
1556 * except.c (struct eh_region, gen_eh_region_catch,
1557 remove_unreachable_regions, duplicate_eh_regions,
1558 assign_filter_values, build_post_landing_pads,
1559 sjlj_find_directly_reachable_regions, remove_eh_handler,
1560 reachable_next_level, foreach_reachable_handler,
1561 can_throw_internal_1, can_throw_external_1,
1562 collect_one_action_chain): Likewise.
1563 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
1564 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
1565 * function.c (update_temp_slot_address, instantiate_new_reg,
1566 instantiate_virtual_regs_in_rtx,
1567 instantiate_virtual_regs_in_insn): Likewise.
1568 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
1569 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
1570 gimplify_cleanup_point_expr): Likewise.
1571 * ipa-cp.c (ipcp_lattice_changed): Likewise.
1572 * passes.c (next_pass_1): Likewise.
1573 * print-tree.c (print_node_brief, print_node): Likewise.
1574 * profile.c (branch_prob): Likewise.
1575 * tree-dump.c (dump_register): Likewise.
1576 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
1578 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
1579 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
1580 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
1581 copy_arguments_for_versioning, copy_static_chain): Likewise.
1582 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
1583 add_new_name_mapping, register_new_name_mapping): Likewise.
1584 * tree-mudflap.c (mf_xform_derefs): Likewise.
1585 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
1586 get_init_expr, combine_chains): Likewise.
1587 * tree-pretty-print.c (dump_generic_node): Likewise.
1588 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
1589 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
1590 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
1591 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
1593 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
1596 * calls.c (expand_call): Use the biggest preferred stack
1599 2008-08-06 Michael Matz <matz@suse.de>
1602 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
1603 for reused reload, instead of overwriting them.
1605 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
1608 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
1609 for incoming stack boundary.
1611 * function.c (assign_parm_find_entry_rtl): Update
1612 parm_stack_boundary.
1614 * function.h (rtl_data): Add parm_stack_boundary.
1616 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
1617 parm_stack_boundary for incoming stack boundary.
1619 2008-08-06 Joseph Myers <joseph@codesourcery.com>
1621 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
1622 for unrepresentable subregs or treat them as equal to other regs
1623 or subregs with the same register number.
1625 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
1628 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
1631 2008-08-06 Jan Hubicka <jh@suse.cz>
1633 * predict.c (maybe_hot_frequency_p): When profile is absent, all
1634 frequencies might be hot.
1636 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
1638 * reload.c (find_reloads): Force constants into literal pool
1639 also if they are wrapped in a SUBREG.
1641 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1644 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
1645 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
1646 Don't allow predicated instructions for data speculation.
1647 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
1650 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1652 * haifa-sched.c (extend_global): Split to extend_global_data and
1653 extend_region_data. Update all uses.
1654 (extend_all): Rename to extend_block_data.
1656 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1658 * sched-rgn.c (new_ready): Check if instruction can be
1659 speculatively scheduled before attempting speculation.
1660 (debug_rgn_dependencies): Remove wrongful assert.
1662 2008-08-05 Bob Wilson <bob.wilson@acm.org>
1664 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
1666 2008-08-05 Bob Wilson <bob.wilson@acm.org>
1668 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
1669 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
1670 va_size, and type_size.
1672 2008-08-04 Jason Merrill <jason@redhat.com>
1675 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
1676 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
1678 2008-08-05 Richard Henderson <rth@redhat.com>
1680 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
1681 * configure: Rebuild.
1683 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1686 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
1687 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
1690 2008-08-05 Richard Henderson <rth@redhat.com>
1692 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
1693 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
1694 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
1695 * common.opt (fdwarf2-cfi-asm): New.
1696 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
1697 * config.in, configure: Rebuild.
1698 * dwarf2asm.c (dw2_asm_output_data_raw): New.
1699 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
1700 (dw2_force_const_mem): Externalize.
1701 * dwarf2asm.h: Update.
1702 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
1703 generate a real label.
1704 (output_cfi_directive): New.
1705 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
1706 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
1707 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
1709 (dwarf2out_end_epilogue): Emit .cfi_endproc.
1710 (output_loc_operands_raw, output_loc_sequence_raw): New.
1711 (output_cfa_loc_raw): New.
1713 2008-08-05 Paul Brook <paul@codesourcery.com>
1715 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
1716 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
1717 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
1718 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
1719 * config/arm/arm.h (TARGET_VFPD32): Define.
1720 (TARGET_VFP3): Use TARGET_VFPD32.
1721 (fputype): Add FPUTYPE_VFP3D16.
1722 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
1723 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
1724 * config/arm/arm-cores.def: Add cortex-r4f.
1725 * config/arm/arm-tune.md: Regenerate.
1727 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1729 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
1730 Reword some comments throughout the file.
1732 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
1733 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
1734 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
1735 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
1737 (MFC_START_ENABLE): Remove PPU-only define.
1738 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
1739 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
1741 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
1742 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
1743 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
1744 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
1745 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
1746 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
1747 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
1749 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
1750 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
1751 (mfc_sdcrt, mfc_sdcrtst): Likewise.
1752 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
1754 (spu_read_machine_status): Fix typo.
1756 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1758 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
1759 SUBREG of multi-word hard register.
1760 * config/spu/spu.c (valid_subreg): Likewise.
1761 (adjust_operand): Handle SUBREGs of multi-word hard registers.
1763 2008-08-04 Richard Guenther <rguenther@suse.de>
1765 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
1766 the candidate with the stripped base if that base is different
1767 from the original base even for offset zero.
1769 2008-08-04 Richard Guenther <rguenther@suse.de>
1772 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
1773 check for no_overflow.
1775 2008-08-04 Richard Guenther <rguenther@suse.de>
1777 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
1779 2008-08-04 Paul Brook <paul@codesourcery.com>
1781 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
1782 (arm_order_regs_for_local_alloc): New function.
1783 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
1785 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
1787 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1790 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
1791 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
1792 (ix86_expand_epilogue): Likewise.
1794 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1796 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
1799 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1801 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
1802 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
1803 (*movv2sf_internal_rex64): Ditto.
1805 2008-08-03 Jan Hubicka <jh@suse.cz>
1807 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
1808 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
1809 * expmed.c (expand_smod_pow2): Likewise.
1811 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1814 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
1815 alternative 0 of operand 1.
1816 (*vec_concatv2di_rex64_sse): Ditto.
1817 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
1819 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
1820 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
1821 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
1822 (*movv2sf_internal_rex64): Ditto.
1824 2008-08-02 Richard Guenther <rguenther@suse.de>
1827 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
1828 (ssedoublesizemode): New mode attribute.
1829 (sse_shufps): Call gen_sse_shufps_v4sf.
1830 (sse_shufps_1): Macroize.
1831 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
1832 (sse2_shufpd_1): Macroize.
1833 (vec_extract_odd, vec_extract_even): New expanders.
1834 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
1835 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
1836 * i386.c (ix86_expand_vector_init_one_nonzero): Call
1837 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
1838 (ix86_expand_vector_set): Likewise.
1839 (ix86_expand_reduc_v4sf): Likewise.
1841 2008-08-01 Doug Kwan <dougkwan@google.com>
1843 * matrix-reorg.c: Re-enable all code.
1844 (struct malloc_call_data): Change CALL_STMT to gimple type.
1845 (collect_data_for_malloc_call): Tuplify.
1846 (struct access_site_info): Change STMT to gimple type.
1847 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
1848 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
1849 (struct free_info): Change STMT to gimple type.
1850 (struct matrix_access_phi_node): Change PHI to gimple type.
1851 (get_inner_of_cast_expr): Remove.
1852 (may_flatten_matrices_1): Tuplify.
1853 (may_flatten_matrices): Ditto.
1854 (mark_min_matrix_escape_level): Ditto.
1855 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
1856 (ssa_accessed_in_call_rhs): New
1857 (ssa_accessed_in_assign_rhs): New
1858 (record_access_alloc_site_info): Tuplify.
1859 (add_allocation_site): Ditto.
1860 (analyze_matrix_allocation_site): Ditto.
1861 (analyze_transpose): Ditto.
1862 (get_index_from_offset): Ditto.
1863 (update_type_size): Ditto.
1864 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
1865 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
1866 (analyze_accesses_for_phi_node): Tuplify.
1867 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
1868 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
1869 (analyze_matrix_accesses): Tuplify.
1870 (check_var_data): New call-back type for check_var_notmodified_p.
1871 (check_var_notmodified_p): Tuplify and use call-back struct to
1872 return statement found.
1873 (can_calculate_expr_before_stmt): Factor out statement related code
1875 (can_calculate_stmt_before_stmt): New.
1876 (check_allocation_function): Tuplify.
1877 (find_sites_in_func): Ditto.
1878 (record_all_accesses_in_func): Ditto.
1879 (transform_access_sites): Ditto.
1880 (transform_allocation_sites): Ditto.
1881 (matrix_reorg): Re-enable.
1882 (gate_matrix_reorg): Re-enable.
1884 2008-08-01 Jakub Jelinek <jakub@redhat.com>
1886 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
1887 for labels for which it hasn't been set yet. If it has been set,
1888 stop walking insns and continue with next worklist item.
1889 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
1890 if the only BARRIER is at the very end of a function.
1892 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
1894 * cfgexpand.c (expand_stack_alignment): Assert that
1895 stack_realign_drap and drap_rtx must match.
1897 * function.c (instantiate_new_reg): If DRAP is used to realign
1898 stack, replace virtual_incoming_args_rtx with internal arg
1901 2008-08-01 Richard Guenther <rguenther@suse.de>
1903 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
1904 loop information only if we initialized it.
1905 (execute_pre): Call fini_pre with in_fre.
1906 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
1907 if we do not unroll because we hit max-completely-peeled-insns.
1908 Use our estimation for consistency, do allow shrinking.
1910 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
1912 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
1913 with MIN_STACK_BOUNDARY.
1914 (ix86_update_stack_boundary): Likewise.
1915 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
1918 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
1919 (MIN_STACK_BOUNDARY): This.
1921 2008-08-01 Richard Guenther <rguenther@suse.de>
1924 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
1926 2008-08-01 Richard Guenther <rguenther@suse.de>
1928 PR tree-optimization/36988
1929 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
1930 do not matter if that doesn't change volatile qualification.
1932 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
1934 * configure.ac: Do not generate libada-mk. Do not subst
1936 * libada-mk.in: Remove.
1937 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
1938 * configure: Regenerate.
1940 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
1942 * tree-pass.h: Added comment about not dumping passes with name
1943 starting with star in struct opt_pass.
1944 * passes.c (register_dump_files_1): Don't do dump for a pass with
1945 name starting with star.
1946 * doc/passes.texi (Pass manager): Mention pass names and special
1947 meaning of star prefix to avoid dump.
1949 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
1951 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
1953 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
1954 (ISA_MIPS64R2): New macro.
1955 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
1956 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
1957 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
1958 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
1959 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
1960 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
1961 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
1962 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
1963 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
1964 Move up to keep list alphabetically sorted.
1965 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
1966 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
1968 * doc/invoke.texi (MIPS Options): Add -mips64r2.
1969 (-march=@var{arch}): Add mips64r2.
1971 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1973 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
1975 2008-07-31 Steve Ellcey <sje@cup.hp.com>
1977 * expr.c (expand_assignment): Check for complete type.
1979 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
1982 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
1984 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
1985 for stack alignment.
1987 * function.h (rtl_data): Add stack_realign_tried. Update comments.
1989 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
1991 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
1992 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
1994 2008-07-31 Jakub Jelinek <jakub@redhat.com>
1996 PR rtl-optimization/36419
1997 * dwarf2out.c (barrier_args_size): New variable.
1998 (compute_barrier_args_size, compute_barrier_args_size_1): New
2000 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
2001 if not called yet in the current function, use barrier_args_size
2002 array to find the new args_size value.
2003 (dwarf2out_frame_debug): Free and clear barrier_args_size.
2005 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2008 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
2011 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2014 * dwarf2out.c (dwarf2out_args_size_adjust): New.
2015 (dwarf2out_stack_adjust): Use it.
2016 (dwarf2out_frame_debug_expr): Likewise.
2018 2008-07-31 Richard Guenther <rguenther@suse.de>
2020 PR tree-optimization/36978
2021 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
2022 the generated condition.
2024 2008-07-31 Richard Guenther <rguenther@suse.de>
2026 * passes.c (init_optimization_passes): Always call
2027 pass_early_warn_uninitialized.
2028 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
2029 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
2030 * doc/passes.texi (Warn for uninitialized variables): Adjust.
2032 2008-07-31 Jakub Jelinek <jakub@redhat.com>
2035 * builtins.c (maybe_emit_free_warning): New function.
2036 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
2037 maybe_emit_free_warning for BUILT_IN_FREE.
2040 * dwarf2out.c (get_context_die): New function.
2041 (force_decl_die, force_type_die): Use it.
2042 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
2043 returns NULL, force generation of DW_TAG_typedef and put that into
2046 PR preprocessor/36649
2047 * c-pch.c (c_common_read_pch): Save and restore
2048 line_table->trace_includes across PCH restore.
2050 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
2053 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
2055 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
2058 * final.c (call_from_call_insn): Handle COND_EXEC.
2060 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
2062 * builtins.c (std_gimplify_va_arg_expr): Replace
2063 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
2064 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2066 2008-07-30 Joey Ye <joey.ye@intel.com>
2067 H.J. Lu <hongjiu.lu@intel.com>
2069 * builtins.c (expand_builtin_setjmp_receiver): Replace
2070 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
2071 (expand_builtin_apply_args_1): Likewise.
2072 (expand_builtin_longjmp): Need DRAP for stack alignment.
2073 (expand_builtin_apply): Likewise.
2075 * caller-save.c (setup_save_areas): Call assign_stack_local_1
2076 instead of assign_stack_local to allow alignment reduction.
2078 * calls.c (emit_call_1): Need DRAP for stack alignment if
2080 (expand_call): Replace virtual_incoming_args_rtx with
2081 crtl->args.internal_arg_pointer.
2082 * stmt.c (expand_nl_goto_receiver): Likewise.
2084 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
2085 alignment and store to stack_alignment_estimated and
2086 max_used_stack_slot_alignment.
2087 (expand_one_var): Likewise.
2088 (expand_stack_alignment): New function.
2089 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
2090 and stack_alignment_estimated fields in rtl_data. Call
2091 expand_stack_alignment at end.
2093 * defaults.h (INCOMING_STACK_BOUNDARY): New.
2094 (MAX_STACK_ALIGNMENT): Likewise.
2095 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
2096 (SUPPORTS_STACK_ALIGNMENT): Likewise.
2098 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
2099 stack alignment when generating virtual registers.
2101 * function.c (assign_stack_local): Renamed to ...
2102 (assign_stack_local_1): This. Add a parameter to indicate
2103 if it is OK to reduce alignment.
2104 (assign_stack_local): Use it.
2105 (instantiate_new_reg): Instantiate virtual incoming args rtx
2106 to vDRAP if stack realignment and DRAP is needed.
2107 (assign_parms): Collect parameter/return type alignment and
2108 contribute to stack_alignment_estimated.
2109 (locate_and_pad_parm): Likewise.
2110 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
2111 with crtl->args.internal_arg_pointer.
2113 * function.h (rtl_data): Add new field drap_reg,
2114 max_used_stack_slot_alignment, stack_alignment_estimated,
2115 stack_realign_needed, need_drap, stack_realign_processed and
2116 stack_realign_finalized.
2117 (stack_realign_fp): New macro.
2118 (stack_realign_drap): Likewise.
2120 * global.c (compute_regsets): Frame pointer is needed when
2121 stack is realigned. Can eliminate frame pointer when stack is
2122 realigned and dynamic realigned argument pointer isn't used.
2124 * reload1.c (update_eliminables): Frame pointer is needed
2125 when stack is realigned.
2126 (init_elim_table): Can eliminate frame pointer when stack is
2127 realigned and dynamic realigned argument pointer isn't used.
2129 * rtl.h (assign_stack_local_1): Declare new funtion.
2131 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
2132 (TARGET_GET_DRAP_RTX): Likewise.
2133 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
2134 TARGET_GET_DRAP_RTX.
2136 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
2138 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
2139 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
2141 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
2142 H.J. Lu <hongjiu.lu@intel.com>
2144 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
2145 vdrap_reg, stack_realign and drap_reg_saved.
2146 (add_cfi): Don't allow redefining CFA when DRAP is used.
2147 (reg_save): Handle stack alignment.
2148 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
2149 alignment. Don't generate DWARF information for (set fp sp)
2151 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
2153 (int_loc_descriptor): Move prototype forward. Also define if
2154 DWARF2_UNWIND_INFO is true.
2155 (output_cfa_loc): Handle DW_CFA_expression.
2156 (build_cfa_aligned_loc): New.
2157 (based_loc_descr): Update assert for stack realign. For local
2158 variables, use sp+offset when stack is aligned without drap and
2159 fp+offset when stack is aligned with drap. For arguments, use
2160 cfa+offset when drap is used to align stack.
2162 2008-07-30 Joey Ye <joey.ye@intel.com>
2163 H.J. Lu <hongjiu.lu@intel.com>
2165 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
2167 (ix86_gen_andsp): New.
2168 (ix86_user_incoming_stack_boundary): Likewise.
2169 (ix86_default_incoming_stack_boundary): Likewise.
2170 (ix86_incoming_stack_boundary): Likewise.
2171 (ix86_can_eliminate): Likewise.
2172 (find_drap_reg): Likewise.
2173 (ix86_update_stack_boundary): Likewise.
2174 (ix86_get_drap_rtx): Likewise.
2175 (ix86_finalize_stack_realign_flags): Likewise.
2176 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
2177 (TARGET_GET_DRAP_RTX): Likewise.
2178 (override_options): Overide option value for new options.
2179 (ix86_function_ok_for_sibcall): Remove check for
2180 force_align_arg_pointer.
2181 (ix86_handle_cconv_attribute): Likewise.
2182 (ix86_function_regparm): Likewise.
2183 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
2184 (ix86_va_start): Replace virtual_incoming_args_rtx with
2185 crtl->args.internal_arg_pointer.
2186 (ix86_select_alt_pic_regnum): Check DRAP register.
2187 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
2188 (ix86_compute_frame_layout): Compute frame layout wrt stack
2190 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
2191 (ix86_expand_prologue): Decide if stack realignment is needed
2192 and generate prologue code accordingly.
2193 (ix86_expand_epilogue): Generate epilogue code wrt stack
2194 realignment is really needed or not.
2196 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
2197 (ABI_STACK_BOUNDARY): Likewise.
2198 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
2199 (STACK_REALIGN_DEFAULT): Likewise.
2200 (INCOMING_STACK_BOUNDARY): Likewise.
2201 (MAX_STACK_ALIGNMENT): Likewise.
2202 (ix86_incoming_stack_boundary): Likewise.
2203 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
2204 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
2205 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
2206 (machine_function): Remove force_align_arg_pointer.
2208 * config/i386/i386.md (BX_REG): New.
2209 (R13_REG): Likewise.
2211 * config/i386/i386.opt (mforce_drap): New.
2212 (mincoming-stack-boundary): Likewise.
2213 (mstackrealign): Add Init(-1).
2215 * config/i386/i386-protos.h (ix86_can_eliminate): New
2217 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
2219 * doc/extend.texi: Update force_align_arg_pointer.
2221 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
2224 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
2225 (INCOMING_STACK_BOUNDARY): Likewise.
2226 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
2227 (TARGET_GET_DRAP_RTX): Likewise.
2229 2008-07-30 Andreas Schwab <schwab@suse.de>
2231 PR rtl-optimization/36929
2232 * dse.c (replace_inc_dec): Use emit_insn_before instead of
2233 add_insn_before and fix argument order.
2234 (replace_inc_dec_mem): Handle NULL rtx.
2236 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
2238 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
2240 (arm_compute_initial_elimination_offset): Use it.
2241 (arm_compute_save_reg_mask): Include static chain save slot when
2242 calculating alignment.
2243 (arm_get_frame_offsets): Ditto.
2244 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
2245 that we can use to decrement the stack when the stack decrement
2246 could be too big for an immediate value in a single insn.
2247 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
2249 2008-07-30 Richard Guenther <rguenther@suse.de>
2251 PR tree-optimization/36967
2252 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
2253 Release defs of statements we remove.
2255 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
2257 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
2258 instead of NULL_RTVEC.
2260 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
2264 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
2267 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
2269 * final.c (call_from_call_insn): New.
2270 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
2272 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
2274 * configure.ac: Substitute ADA_CFLAGS.
2275 * configure: Regenerate.
2276 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
2277 * Makefile.in: Remove mention of X_* variables.
2278 * config/pa/x-ada-hpux10: Remove.
2279 * config/pa/x-ada: Remove.
2281 * doc/fragments.texi: Update.
2283 2008-07-30 Olivier Hainque <hainque@adacore.com>
2285 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
2286 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
2287 __dso_handle explicitly here.
2289 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2292 * c-typeck.c (build_binary_op): Encapsulate code into...
2293 * c-common.c (shorten_binary_op): ...this new function.
2294 (conversion_warning): Use the new function. Handle non-negative
2295 constant in bitwise-and.
2296 * c-common.h (shorten_binary_op): Declare.
2298 2008-07-30 Olivier Hainque <hainque@adacore.com>
2300 * scan.c (make_sstring_space): Add explicit conversions of
2301 allocator's return value.
2302 * fix-header.c (recognized_function): Likewise.
2304 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2306 * doc/cpp.texi: Update to GFDL 1.2.
2307 * doc/gcc.texi: Do not list GPL as Invariant Section.
2308 * doc/gccint.texi: Likewise. Update copyright years.
2309 * doc/install.texi: Update copyright years.
2311 2008-07-30 Alan Modra <amodra@bigpond.net.au>
2314 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
2315 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
2317 2008-07-29 Jan Hubicka <jh@suse.cz>
2319 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
2320 (grokdeclarator): Likewise.
2321 * langhooks.c (lhd_warn_unused_global_decl): Use
2322 DECL_DECLARED_INLINE_P.
2323 * print-tree.c (print_node): Remove DECL_INLINE check.
2325 2008-07-29 Richard Guenther <rguenther@suse.de>
2327 PR tree-optimization/36945
2328 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
2329 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
2330 Record invariant addresses un-decomposed.
2331 (copy_reference_ops_from_call): Record reference call
2332 arguments properly. Simplify.
2333 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
2334 helper split out from ...
2335 (create_component_ref_by_pieces): ... here. Simplify.
2336 Prepare for recursive invocation for call arguments.
2337 (create_expression_by_pieces): Adjust call to
2338 create_component_ref_by_pieces.
2339 (compute_avail): Process operand 2 of reference ops.
2341 2008-07-29 Richard Guenther <rguenther@suse.de>
2343 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
2345 2008-07-29 Jakub Jelinek <jakub@redhat.com>
2347 * c-format.c (check_format_types): Revert unwanted checkin.
2349 2008-07-29 Jan Hubicka <jh@suse.cz>
2351 * flags.h (flag_really_no_inline): Remove.
2352 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
2353 * toplev.c (flag_really_no_inline): Remove.
2354 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
2355 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
2356 (cgraph_decide_inlining_incrementally): Likewise.
2357 (compute_inline_parameters): Likewise.
2358 * opts.c (decode_options): Simplify.
2359 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
2360 * common.opt (finline): Initialize to 1.
2361 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
2363 2008-07-29 Jan Hubicka <jh@suse.cz>
2365 * predict.c (always_optimize_for_size_p): New function.
2366 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
2367 optimize_edge_for_size_p, optimize_edge_for_speed_p,
2368 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
2370 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
2371 * function.c (prepare_function_start): Set default profile.
2372 * function.h (rtl_data): Add maybe_hot_insn_p.
2373 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
2374 (construct_exit_block): Likewise.
2375 (tree_expand_cfg): Likewise.
2377 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
2378 optimize_edge_for_size_p, optimize_edge_for_speed_p,
2379 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
2380 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
2383 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2386 * c-decl.c (merge_decls): Merge USED flags.
2388 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
2390 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
2391 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
2392 next_stack, lab_false and lab_over trees.
2394 2008-07-28 Richard Guenther <rguenther@suse.de>
2396 PR tree-optimization/36957
2397 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
2398 (useless_type_conversion_p): Remove.
2399 (types_compatible_p): Remove.
2400 * gimple.h (tree_ssa_useless_type_conversion): Declare.
2401 (useless_type_conversion_p): Declare.
2402 (types_compatible_p): Declare.
2403 (gimple_expr_type): Return the base type only if it is
2404 trivially convertible to the subtype.
2406 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
2408 * configure.ac: Use the m4_do macro to concatenate the warnings into
2409 one string in ACX_PROG_CC_WARNING_OPTS,
2410 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
2411 * configure: Regenerate.
2413 2008-07-28 Richard Guenther <rguenther@suse.de>
2415 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
2416 (insert_fake_stores): Remove.
2417 (realify_fake_stores): Likewise.
2418 (execute_pre): Remove dead code.
2419 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
2420 (find_func_aliases): Deal with it here instead.
2421 Re-enable gcc_unreachable call.
2423 2008-07-28 Richard Guenther <rguenther@suse.de>
2425 Merge from gimple-tuples-branch.
2427 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
2428 * gimple.def: New file.
2429 * gsstruct.def: Likewise.
2430 * gimple-iterator.c: Likewise.
2431 * gimple-pretty-print.c: Likewise.
2432 * tree-gimple.c: Removed. Merged into ...
2433 * gimple.c: ... here. New file.
2434 * tree-gimple.h: Removed. Merged into ...
2435 * gimple.h: ... here. New file.
2437 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
2438 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
2439 --enable-checking=gimple flag.
2440 * config.in: Likewise.
2441 * configure: Regenerated.
2443 * tree-ssa-operands.h: Tuplified.
2444 * tree-vrp.c: Likewise.
2445 * tree-loop-linear.c: Likewise.
2446 * tree-into-ssa.c: Likewise.
2447 * tree-ssa-loop-im.c: Likewise.
2448 * tree-dump.c: Likewise.
2449 * tree-complex.c: Likewise.
2450 * cgraphbuild.c: Likewise.
2451 * tree-ssa-threadupdate.c: Likewise.
2452 * tree-ssa-loop-niter.c: Likewise.
2453 * tree-pretty-print.c: Likewise.
2454 * tracer.c: Likewise.
2455 * gengtype.c: Likewise.
2456 * tree-loop-distribution.c: Likewise.
2457 * tree-ssa-loop-unswitch.c: Likewise.
2458 * cgraph.c: Likewise.
2459 * cgraph.h: Likewise.
2460 * tree-ssa-loop-manip.c: Likewise.
2461 * value-prof.c: Likewise.
2462 * tree-ssa-loop-ch.c: Likewise.
2463 * tree-tailcall.c: Likewise.
2464 * value-prof.h: Likewise.
2467 * tree-pass.h: Likewise.
2468 * ipa-cp.c: Likewise.
2469 * tree-scalar-evolution.c: Likewise.
2470 * tree-scalar-evolution.h: Likewise.
2471 * target.h: Likewise.
2472 * lambda-mat.c: Likewise.
2473 * tree-phinodes.c: Likewise.
2474 * diagnostic.h: Likewise.
2475 * builtins.c: Likewise.
2476 * tree-ssa-alias-warnings.c: Likewise.
2477 * cfghooks.c: Likewise.
2478 * fold-const.c: Likewise.
2479 * cfghooks.h: Likewise.
2480 * omp-low.c: Likewise.
2481 * tree-ssa-dse.c: Likewise.
2482 * ipa-reference.c: Likewise.
2483 * tree-ssa-uncprop.c: Likewise.
2484 * toplev.c: Likewise.
2485 * tree-gimple.c: Likewise.
2486 * tree-gimple.h: Likewise.
2487 * tree-chrec.c: Likewise.
2488 * tree-chrec.h: Likewise.
2489 * tree-ssa-sccvn.c: Likewise.
2490 * tree-ssa-sccvn.h: Likewise.
2491 * cgraphunit.c: Likewise.
2492 * tree-ssa-copyrename.c: Likewise.
2493 * tree-ssa-ccp.c: Likewise.
2494 * tree-ssa-loop-ivopts.c: Likewise.
2495 * tree-nomudflap.c: Likewise.
2496 * tree-call-cdce.c: Likewise.
2497 * ipa-pure-const.c: Likewise.
2498 * c-format.c: Likewise.
2499 * tree-stdarg.c: Likewise.
2500 * tree-ssa-math-opts.c: Likewise.
2501 * tree-ssa-dom.c: Likewise.
2502 * tree-nrv.c: Likewise.
2503 * tree-ssa-propagate.c: Likewise.
2504 * ipa-utils.c: Likewise.
2505 * tree-ssa-propagate.h: Likewise.
2506 * tree-ssa-alias.c: Likewise.
2507 * gimple-low.c: Likewise.
2508 * tree-ssa-sink.c: Likewise.
2509 * ipa-inline.c: Likewise.
2510 * c-semantics.c: Likewise.
2511 * dwarf2out.c: Likewise.
2513 * tree-ssa-loop-ivcanon.c: Likewise.
2514 * predict.c: Likewise.
2515 * tree-ssa-loop.c: Likewise.
2516 * tree-parloops.c: Likewise.
2517 * tree-ssa-address.c: Likewise.
2518 * tree-ssa-ifcombine.c: Likewise.
2519 * matrix-reorg.c: Likewise.
2520 * c-decl.c: Likewise.
2521 * tree-eh.c: Likewise.
2522 * c-pretty-print.c: Likewise.
2523 * lambda-trans.c: Likewise.
2524 * function.c: Likewise.
2525 * langhooks.c: Likewise.
2526 * ebitmap.h: Likewise.
2527 * tree-vectorizer.c: Likewise.
2528 * function.h: Likewise.
2529 * langhooks.h: Likewise.
2530 * tree-vectorizer.h: Likewise.
2531 * ipa-type-escape.c: Likewise.
2532 * ipa-type-escape.h: Likewise.
2533 * domwalk.c: Likewise.
2534 * tree-if-conv.c: Likewise.
2535 * profile.c: Likewise.
2536 * domwalk.h: Likewise.
2537 * tree-data-ref.c: Likewise.
2538 * tree-data-ref.h: Likewise.
2539 * tree-flow-inline.h: Likewise.
2540 * tree-affine.c: Likewise.
2541 * tree-vect-analyze.c: Likewise.
2542 * c-typeck.c: Likewise.
2543 * gimplify.c: Likewise.
2544 * coretypes.h: Likewise.
2545 * tree-ssa-phiopt.c: Likewise.
2546 * calls.c: Likewise.
2547 * tree-ssa-coalesce.c: Likewise.
2548 * tree.def: Likewise.
2549 * tree-dfa.c: Likewise.
2550 * except.c: Likewise.
2551 * except.h: Likewise.
2552 * cfgexpand.c: Likewise.
2553 * tree-cfgcleanup.c: Likewise.
2554 * tree-ssa-pre.c: Likewise.
2555 * tree-ssa-live.c: Likewise.
2556 * tree-sra.c: Likewise.
2557 * tree-ssa-live.h: Likewise.
2558 * tree-predcom.c: Likewise.
2559 * lambda.h: Likewise.
2560 * tree-mudflap.c: Likewise.
2561 * ipa-prop.c: Likewise.
2562 * print-tree.c: Likewise.
2563 * tree-ssa-copy.c: Likewise.
2564 * ipa-prop.h: Likewise.
2565 * tree-ssa-forwprop.c: Likewise.
2566 * ggc-page.c: Likewise.
2567 * c-omp.c: Likewise.
2568 * tree-ssa-dce.c: Likewise.
2569 * tree-vect-patterns.c: Likewise.
2570 * tree-ssa-ter.c: Likewise.
2571 * tree-nested.c: Likewise.
2572 * tree-ssa.c: Likewise.
2573 * lambda-code.c: Likewise.
2574 * tree-ssa-loop-prefetch.c: Likewise.
2575 * tree-inline.c: Likewise.
2576 * tree-inline.h: Likewise.
2577 * tree-iterator.c: Likewise.
2578 * tree-optimize.c: Likewise.
2579 * tree-ssa-phiprop.c: Likewise.
2580 * tree-vect-transform.c: Likewise.
2581 * tree-object-size.c: Likewise.
2582 * tree-outof-ssa.c: Likewise.
2583 * cfgloop.c: Likewise.
2584 * system.h: Likewise.
2585 * tree-profile.c: Likewise.
2586 * cfgloop.h: Likewise.
2587 * c-gimplify.c: Likewise.
2588 * c-common.c: Likewise.
2589 * tree-vect-generic.c: Likewise.
2590 * tree-flow.h: Likewise.
2591 * c-common.h: Likewise.
2592 * basic-block.h: Likewise.
2593 * tree-ssa-structalias.c: Likewise.
2594 * tree-switch-conversion.c: Likewise.
2595 * tree-ssa-structalias.h: Likewise.
2596 * tree-cfg.c: Likewise.
2597 * passes.c: Likewise.
2598 * ipa-struct-reorg.c: Likewise.
2599 * ipa-struct-reorg.h: Likewise.
2600 * tree-ssa-reassoc.c: Likewise.
2601 * cfgrtl.c: Likewise.
2602 * varpool.c: Likewise.
2604 * tree-ssanames.c: Likewise.
2605 * tree-ssa-threadedge.c: Likewise.
2606 * langhooks-def.h: Likewise.
2607 * tree-ssa-operands.c: Likewise.
2608 * config/alpha/alpha.c: Likewise.
2609 * config/frv/frv.c: Likewise.
2610 * config/s390/s390.c: Likewise.
2611 * config/m32c/m32c.c: Likewise.
2612 * config/m32c/m32c-protos.h: Likewise.
2613 * config/spu/spu.c: Likewise.
2614 * config/sparc/sparc.c: Likewise.
2615 * config/i386/i386.c: Likewise.
2616 * config/sh/sh.c: Likewise.
2617 * config/xtensa/xtensa.c: Likewise.
2618 * config/stormy16/stormy16.c: Likewise.
2619 * config/ia64/ia64.c: Likewise.
2620 * config/rs6000/rs6000.c: Likewise.
2621 * config/pa/pa.c: Likewise.
2622 * config/mips/mips.c: Likewise.
2624 2008-07-28 Simon Baldwin <simonb@google.com>
2626 * c-pragma.c (handle_pragma_message): New function.
2627 (init_pragma): Register handle_pragma_message.
2628 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
2631 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
2633 PR tree-optimization/35252
2634 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
2635 REALPART_EXPR to be considered as same load operation.
2637 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
2639 PR tree-optimization/36830
2640 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
2641 (expressions_equal_p): Return false if only one operand is null.
2643 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
2645 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
2646 version requirements.
2648 2008-07-26 Olivier Hainque <hainque@adacore.com>
2650 * collect2.c (symkind): New enum. Symbol kinds we care about.
2651 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
2652 code and head comment accordingly.
2653 (scan_prog_file): Use symkind names instead of bare integers.
2655 2008-07-25 Jan Hubicka <jh@suse.cz>
2657 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
2659 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
2660 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
2661 * dojump.c (clear_pending_stack_adjust): Likewise.
2662 * print-tree.c (print_node): Ignore DECL_INLINE.
2663 * tree-inline.c (inlinable_function_p): Likewise.
2665 2008-07-25 Michael Meissner <gnu@the-meissners.org>
2667 * doc/extend.texi (hot attribute): Document that the hot attribute
2668 turns on -O3 for some ports.
2669 (cold attribute): Document that the cold attribute turns on -Os
2672 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
2673 reflect function specific option support.
2675 * target.h (struct target_option_hooks): Add fields to say whether
2676 the cold attribute implies -Os and the hot attribute implies -O3.
2678 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
2679 By default, do not turn on -Os for cold functions.
2680 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
2681 not turn on -O3 for hot functions.
2683 * c-common.c (handle_hot_attribute): Use target hook to determine
2684 if hot functions should enable -O3.
2685 (handle_cold_attribute): Use target hook to determine if cold
2686 functions should enable -Os.
2688 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
2689 (override_options): Move disable scheduling to
2690 optimization_options.
2691 (optimization_options): Disable scheduling here, not
2693 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2694 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2696 * config/ia64/ia64.c (ia64_override_options): Move setting
2697 scheduling flags to ia64_optimization_options.
2698 (ia64_optimization_options): Disable scheduling options here, and
2699 not in ia64_override_options.
2700 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2701 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2703 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
2706 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
2708 2008-07-25 Martin Jambor <mjambor@suse.cz>
2710 PR tree-optimization/36926
2711 * ipa-prop.c (ipa_analyze_call_uses): Call
2712 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
2714 2008-07-25 Joseph Myers <joseph@codesourcery.com>
2716 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
2717 movv2si_internal): Add mem = reg alternative.
2719 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
2722 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
2723 DEFAULT_PCC_STRUCT_RETURN to 127.
2725 2008-07-24 Jan Hubicka <jh@suse.cz>
2727 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
2728 (build_cgraph_edges): Likewise.
2729 * cgraph.c (cgraph_node): Do not update assembler hash.
2730 (cgraph_remove_node): Drop non-unit-at-a-time code.
2731 * tree-pass.h (pass_O0_always_inline): Remove.
2732 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
2733 * toplev.c (process_options): Flag unit-at-a-time does not imply
2735 * cgraphunit.c: Update comments.
2736 (decide_is_function_needed): Drop non-unit-at-a-time mode.
2737 (cgraph_assemble_pending_functions): Remove.
2738 (cgraph_reset_node): Drop non-unit-at-a-time code.
2739 (cgraph_finalize_function): Likewise.
2740 (cgraph_analyze_function): Likewise.
2741 (cgraph_finalize_compilation_unit): Likewise.
2742 (cgraph_expand_function): Likewise.
2743 (cgraph_optimize): Likesise.
2744 (save_inline_function_body): Likewise.
2745 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
2746 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
2747 * ipa-inline.c: Update comments.
2748 (enum inlining_mode): remove INLINE_SPEED.
2749 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
2750 (cgraph_mark_inline_edge): Likewise.
2751 (try_inline): Likewise.
2752 (cgraph_decide_inlining_incrementally): Likewise.
2753 (cgraph_gate_inlining): Remove.
2754 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
2755 (cgraph_gate_early_inlining): Likewise.
2756 (gate_inline_passes): Remove.
2757 (pass_inline_parameters, pass_ipa_inline): Remove gates.
2758 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2759 pass_O0_always_inline): Remove.
2760 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
2761 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
2762 * opts.c (no_unit_at_a_time_default): Remove.
2763 (decode_options): Remove flag_unit_at_a_time reset and warning.
2764 * opts.h (no_unit_at_a_time_default): Remove.
2765 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
2766 early in GNU dialect.
2767 (merge_decls): Update comment; drop unit-at-a-time check.
2768 (finish_decl): Likewise.
2769 (grok_declaration): Remove flag_inline_trees code.
2770 (finish_functions): Return on function returning non-void on all
2772 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
2773 * cfgexpand.c (expand_one_static_var): Remove.
2774 (expand_one_var): Remove expand_one_static_var call.
2775 (expand_used_vars_for_block): Remove flag_unit_a_time check.
2776 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
2777 and flag_unit_at_a-time compatibility checks.
2778 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
2779 * tree-inline.c (flag_inline_trees): Remove.
2780 (inlinable_function_p): Don't check it.
2781 (expand_call_inline): Remove non-unit-at-a-time code.
2782 * tree-inline.h (flag_inline_trees): Remove.
2783 * tree-optimize.c (execute_early_local_optimizations): Remove
2784 unit-at-a-time checks.
2785 (tree_rest_of_compilation): Likewise.
2786 * combine.c (setup_incoming_promotions): Likewise.
2787 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
2788 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
2789 * passes.c (pass_inline_parameters): Update comments; remove
2790 O0_alwaysinline pass.
2791 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
2792 (execute_one_pass): Likewise.
2793 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
2794 (ix86_function_sseregparm): Likewise.
2795 * arm.c (arm_function_in_section_p): Likewise.
2796 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
2797 * varpool.c: Update comments.
2798 (decide_is_variable_needed): Remove unit-at-a-time checks.
2799 (varpool_finalize_decl): Likewise.
2801 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
2803 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
2805 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
2807 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
2809 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
2810 imp symbol extension.
2812 2008-07-23 Ian Lance Taylor <iant@google.com>
2814 * tree-vrp.c (infer_value_range): Ignore asm statements when
2815 looking for memory accesses for -fdelete-null-pointer-checks.
2817 2008-07-24 Ben Elliston <bje@au.ibm.com>
2819 * config/spu/spu-c.c (__vector_keyword): New variable.
2820 (vector_keyword): Likewise.
2821 (spu_categorize_keyword): New function.
2822 (spu_macro_to_expand): Likewise.
2823 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
2824 compiling an ISO C dialect.
2826 2008-07-24 Ben Elliston <bje@au.ibm.com>
2828 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
2831 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2833 * configure: Regenerate.
2834 * configure.ac: Require texinfo 4.7.
2835 * doc/install.texi: Document texinfo 4.7 requirement.
2837 2008-07-23 Martin Jambor <mjambor@suse.cz>
2839 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
2840 rather than for DECL_SAVED_TREE.
2841 * ipa-prop.c: Include diagnostic.h.
2842 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
2844 (ipa_detect_param_modifications): Function rewritten from scratch.
2845 (ipa_compute_jump_functions): Changed accesses to modification flags.
2846 (ipa_free_node_params_substructures): Update flags destruction.
2847 (ipa_node_duplication_hook): Update flags duplication.
2848 (ipa_print_all_params_modified): Updated flag access.
2849 * ipa-prop.h (struct ipa_param_flags): New structure.
2850 (struct ipa_node_params): New field modification_analysis_done,
2851 modified_flags changed into param_flags.
2852 (ipa_is_ith_param_modified): Changed to use new flags.
2853 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
2855 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
2856 ipa-cp.c and split into two functions.
2857 (ipa_print_node_jump_functions): New function.
2858 (compute_scalar_jump_functions): New function.
2859 (type_like_member_ptr_p): New function.
2860 (compute_pass_through_member_ptrs): New function.
2861 (fill_member_ptr_cst_jump_function): New function.
2862 (determine_cst_member_ptr): New function.
2863 (compute_cst_member_ptr_arguments): New function.
2864 (ipa_compute_jump_functions): Complete rewrite.
2865 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
2866 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
2867 (struct ipa_member_ptr_cst): New structure.
2868 (union jump_func_value): New field member_cst.
2869 * ipa-cp.c (ipcp_lat_is_insertable): New function.
2870 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
2871 jump function types.
2872 (ipcp_print_all_lattices): Slight fprintf rearrangement.
2873 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
2874 instead of ipcp_print_all_jump_functions.
2875 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
2876 only for replacable scalars.
2878 * doc/invoke.texi (Optimize options): Add description of
2879 -findirect-inlining.
2880 * common.opt (flag_indirect_inlining): New flag.
2881 * opts.c (decode_options): Set flag_indirect_inlining when
2884 * ipa-inline.c: Include ipa-prop.h.
2885 (inline_indirect_intraprocedural_analysis): New function.
2886 (inline_generate_summary): Allocate parameter and argument info
2887 structures, call inline_indirect_intraprocedural_analysis on each
2888 node when doing indirect inlining and deallocate indirect inlining
2889 data structures in the end.
2890 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
2891 (free_all_ipa_structures_after_iinln): New function.
2892 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
2894 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
2896 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
2897 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
2898 of computing the frequency separately.
2899 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
2900 of computing the frequency separately.
2901 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
2902 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
2903 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
2904 (ipa_get_stmt_member_ptr_load_param): New function.
2905 (ipa_is_ssa_with_stmt_def): New function.
2906 (ipa_note_param_call): New function.
2907 (ipa_analyze_call_uses): New function.
2908 (ipa_analyze_stmt_uses): New function.
2909 (ipa_analyze_params_uses): New function.
2910 (ipa_free_node_params_substructures): Also free the param_calls linked
2912 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
2913 (ipa_print_node_param_flags): New function.
2914 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
2915 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
2916 * ipa-prop.h (struct ipa_param_flags): New field called.
2917 (struct ipa_param_call_note): New structure.
2918 (struct ipa_node_params): New fields param_calls and
2920 (ipa_is_ith_param_called): New function.
2921 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
2922 ipa_analyze_params_uses and dump parameter flags.
2924 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
2925 ipa_propagate_indirect_call_infos if performing indirect inlining,
2926 pass a new parameter new_edges to it.
2927 (add_new_edges_to_heap): New fucntion.
2928 (cgraph_decide_inlining_of_small_functions): New vector
2929 new_indirect_edges for newly found indirect edges , call
2930 ipa_propagate_indirect_call_infos after inlining.
2931 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
2932 inlining if performing indirect inlining. Call
2933 free_all_ipa_structures_after_iinln when doing so too.
2934 (inline_generate_summary): Do not call
2935 free_all_ipa_structures_after_iinln here.
2936 * ipa-prop.c (update_jump_functions_after_inlining): New function.
2937 (print_edge_addition_message): New function.
2938 (update_call_notes_after_inlining): New function.
2939 (propagate_info_to_inlined_callees): New function.
2940 (ipa_propagate_indirect_call_infos): New function.
2941 * ipa-prop.h: Include cgraph.h
2942 (struct ipa_param_call_note): Fields reordered, new field processed.
2943 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
2945 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
2946 rediscovered call statements.
2947 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
2948 (dump_cgraph_node): Dump also the indirect_call flag.
2949 (cgraph_clone_edge): Copy also the indirect_call flag.
2950 * tree-inline.c (copy_bb): Do not check for fndecls from call
2951 expressions, check for edge availability when moving clones.
2952 (get_indirect_callee_fndecl): New function.
2953 (expand_call_inline): If callee declaration is not apprent from
2954 the statement, try calling get_indirect_callee_fndecl. Do not
2955 issue warnings or call sorry when not inlinings an indirect edge.
2956 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
2958 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
2959 bit more frandly to matching.
2960 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
2961 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
2962 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
2964 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2967 * opth-gen.awk: Suppress function specific features when building
2969 * optc-gen.awk: Ditto.
2971 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2974 * diagnostic.c (pedwarn): Add opt parameter.
2976 * c-tree.h (pedwarn_init): Add opt parameter.
2977 (pedwarn_c90): Likewise.
2978 (pedwarn_c99): Likewise.
2979 * c-errors.c (pedwarn_c99): Likewise.
2980 (pedwarn_c90): Likewise.
2981 * toplev.h (pedwarn): Update declaration.
2982 (pedwarn0): Declare.
2983 * c-lex.c: All calls to pedwarn changed.
2984 * builtins.c: All calls to pedwarn changed.
2985 * toplev.c: All calls to pedwarn changed.
2986 * c-decl.c: All calls to pedwarn changed.
2987 * c-typeck.c: All calls to pedwarn changed.
2988 * c-common.c: All calls to pedwarn changed.
2989 * c-parser.c: All calls to pedwarn changed.
2991 2008-07-23 Michael Meissner <gnu@the-meissners.org>
2992 Karthik Kumar <karthikkumar@gmail.com>
2994 * attribs.c (file scope): Include c-common.h.
2995 (decl_attributes): Add support for #pragma GCC optimize and
2998 * targhooks.c (default_can_inline_p): New function that is the
2999 default for the TARGET_CAN_INLINE_P target hook.
3001 * targhooks.h (default_can_inline_p): Add declaration.
3003 * tree.c (cl_optimization_node): New static tree for building
3004 OPTIMIZATION_NODE tree.
3005 (cl_target_option_node): New static tree for building
3006 TARGET_OPTION_NODE tree.
3007 (cl_option_hash_table): New hash table for hashing
3008 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
3009 (cl_option_hash_hash): New function to provide the hash value for
3010 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
3011 (cl_option_hash_eq): New function to provide an equality test for
3012 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
3013 (tree_code_size): Add support for OPTIMIZATION_NODE and
3014 TARGET_OPTION_NODE trees.
3015 (tree_code_structure): Add support for OPTIMIZATION_NODE and
3016 TARGET_OPTION_NODE trees.
3017 (build_optimization_node): Build a tree that has all of the
3018 current optimization options.
3019 (build_target_option_node): Build a tree that has the target
3020 options that might be changed on a per function basis.
3022 * tree.h (file scope): Include options.h.
3023 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
3024 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
3025 (TREE_OPTIMIZATION): Ditto.
3026 (TREE_TARGET_SPECIFIC): Ditto.
3027 (struct tree_function_decl): Add fields for remembering the
3028 current optimization options and target specific options.
3029 (struct tree_optimization_option): New tree variant that remembers
3030 the optimization options.
3031 (struct tree_target_option): New tree variant that remembers the
3032 target specific flags that might change for compiling a particular
3034 (union tree_node): Include tree_optimization_option and
3035 tree_target_option fields.
3036 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
3037 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
3038 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
3039 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
3040 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
3041 optimization and target options.
3042 (optimization_default_node): New macro to refer to global_trees
3044 (optimization_current_node): Ditto.
3045 (optimization_cold_node): Ditto.
3046 (optimization_hot_node): Ditto.
3047 (target_option_default_node): Ditto.
3048 (target_option_current_node): Ditto.
3049 (current_option_pragma): Ditto.
3050 (current_optimize_pragma): Ditto.
3052 * target.h (struct gcc_target): Add valid_option_attribute_p,
3053 target_option_save, target_option_restore, target_option_print,
3054 target_option_pragma_parse, and can_inline_p hooks.
3056 * toplev.h (parse_optimize_options): Add declaration.
3057 (fast_math_flags_struct_set_p): Ditto.
3059 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
3060 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
3063 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
3064 tree_can_inline_p hook to see if one function can inline another.
3065 (cgraph_decide_inlining): Ditto.
3066 (cgraph_decide_inlining_incrementally): Ditto.
3068 * opts.c (decode_options): Add support for running multiple times
3069 to allow functions with different target or optimization options
3070 than was specified on the command line.
3071 (fast_math_flags_struct_set_p): New function that is similar to
3072 fast_math_flags_set_p, except it uses the values in the
3073 cl_optimization structure instead of global variables.
3075 * optc-gen.awk: Add support for TargetSave to allow a back end to
3076 declare new fields that need to be saved when using function
3077 specific options. Include flags.h and target.h in the options.c
3078 source. Add support for Save to indicate which options can be set
3079 for individual functions. Generate cl_optimize_save,
3080 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
3081 cl_target_option_restore, cl_target_option_print functions to
3082 allow functions to use different optimization or target options.
3084 * opt-functions.awk (var_type_struct): Return the type used for
3085 storing the field in a structure.
3087 * opth-gen.awk: Add support for TargetSave to allow a back end to
3088 declare new fields that need to be saved when using function
3089 specific options. Add support for Save to indicate which options
3090 can be set for individual functions. Only generate one extern for
3091 Mask fields. Generate cl_optimization and cl_target_option
3092 structures to remember optimization and target options.
3094 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
3095 collecting new tree nodes.
3096 (TS_TARGET_OPTION): Ditto.
3098 * c-decl.c (merge_decls): Merge function specific target and
3099 optimization options.
3101 * function.c (invoke_set_current_function_hook): If the function
3102 uses different optimization options, change the global variables
3105 * coretypes.h (struct cl_optimization): Add forward reference.
3106 (struct cl_target_option): Ditto.
3108 * c-pragma.c (option_stack): New static vector to remember the
3109 current #pragma GCC option stack.
3110 (handle_pragma_option): New function to support #pragma GCC option
3111 to change target options.
3112 (optimize_stack): New static vector to remember the current
3113 #pragma GCC optimize stack.
3114 (handle_pragma_optimize): New function to support #pragma GCC
3115 optimize to change optimization options.
3116 (init_pragma): Add support for #pragma GCC optimize and #pragma
3119 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
3120 optimization options.
3121 (TARGET_OPTION_NODE): New tree code for remembering certain target
3124 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
3125 TARGET_OPTION_NODE trees.
3127 * common.opt (-O): Add Optimization flag.
3129 (-fmath-errno): Ditto.
3130 (-falign-functions): Add UInteger flag to make sure flag gets full
3131 int in cl_optimization structure.
3132 (-falign-jumps): Ditto.
3133 (-falign-labels): Ditto.
3134 (-falign-loops): Ditto.
3135 (-fsched-stalled-insns): Ditto.
3136 (-fsched-stalled-insns-dep): Ditto.
3138 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
3140 (TARGET_OPTION_SAVE): Ditto.
3141 (TARGET_OPTION_RESTORE): Ditto.
3142 (TARGET_OPTION_PRINT): Ditto.
3143 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
3144 (TARGET_CAN_INLINE_P): Ditto.
3145 (TARGET_INITIALIZER): Add new hooks.
3147 * tree-inline.c (tree_can_inline_p): New function to determine
3148 whether one function can inline another. Check if the functions
3149 use compatible optimization options, and also call the backend
3152 * tree-inline.h (tree_can_inline_p): Add declaration.
3154 * c-common.c (c_common_attribute): Add support for option and
3155 optimize attributes.
3156 (handle_option_attribute): Add support for the option attribute to
3157 allow the user to specify different target options for compiling a
3159 (handle_optimize_attribute): Add support for the optimize
3160 attribute to allow the user to specify different optimization
3161 options for compiling a specific function.
3162 (handle_hot_attribute): Turn on -O3 optimization for this one
3163 function if it isn't the default optimization level.
3164 (handle_cold_attribute): Turn on -Os optimization for this one
3165 function if it insn't the default optimization.
3166 (const_char_p): New const char * typedef.
3167 (optimize_args): New static vector to remember the optimization
3169 (parse_optimize_options): New function to set up the optimization
3170 arguments from either the optimize attribute or #pragma GCC optimize.
3172 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
3173 (builtin_define_std): Ditto.
3175 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
3176 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
3177 (x86_64-*-*): Ditto.
3179 * Makefile.in (TREE_H): Add options.h.
3180 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
3182 * doc/extend.texi (option attribute): Document new attribute.
3183 (optimize attribute): Ditto.
3184 (hot attribute): Document hot attribute sets -O3.
3185 (cold attribute): Document cold attribute sets -Os.
3186 (#pragma GCC option): Document new pragma.
3187 (#pragma GCC optimize): Ditto.
3189 * doc/options.texi (TargetSave): Document TargetSave syntax.
3190 (UInteger): Document UInteger must be used for certain flags.
3191 (Save): Document Save option to create target specific options
3192 that can be saved/restored on a function specific context.
3194 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
3195 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
3197 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
3198 (TARGET_OPTION_SAVE): Ditto.
3199 (TARGET_OPTION_RESTORE): Ditto.
3200 (TARGET_OPTION_PRINT): Ditto.
3201 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
3202 (TARGET_CAN_INLINE_P): Ditto.
3204 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
3206 (-mfpmath=both): Ditto.
3208 2008-07-23 Michael Meissner <gnu@the-meissners.org>
3209 Karthik Kumar <karthikkumar@gmail.com>
3211 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
3212 (TARGET_POPCNT): Ditto.
3213 (TARGET_SAHF): Ditto.
3214 (TARGET_AES): Ditto.
3215 (TARGET_PCLMUL): Ditto.
3216 (TARGET_CMPXCHG16B): Ditto.
3217 (TARGET_RECIP): Move switch into target_flags.
3218 (TARGET_FUSED_MADD): Ditto.
3219 (ix86_arch_features): Make an unsigned char type.
3220 (ix86_tune_features): Ditto.
3221 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
3222 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
3223 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
3225 * config/i386/i386.opt (arch): New TargetSave field to define
3226 fields that need to be saved for function specific option support.
3229 (branch_cost): Ditto.
3230 (ix86_isa_flags_explicit): Ditto.
3231 (tune_defaulted): Ditto.
3232 (arch_specified): Ditto.
3233 (-m128-long-double): Add Save flag to save option for target
3234 specific option support.
3236 (-maccumulate-outgoing-args): Ditto.
3237 (-malign-double): Ditto.
3238 (-malign-stringops): Ditto.
3239 (-mfancy-math-387): Ditto.
3240 (-mhard-float): Ditto.
3242 (-minline-all-stringops): Ditto.
3243 (-minline-stringops-dynamically): Ditto.
3244 (-mms-bitfields): Ditto.
3245 (-mno-align-stringops): Ditto.
3246 (-mno-fancy-math-387): Ditto.
3247 (-mno-push-args): Ditto.
3248 (-mno-red-zone): Ditto.
3249 (-mpush-args): Ditto.
3250 (-mred-zone): Ditto.
3252 (-msseregparm): Ditto.
3253 (-mstack-arg-probe): Ditto.
3268 (-mrecip): Move flag into target_flags.
3270 (-mno-fused-madd): Ditto.
3271 (-mfused-madd): Ditto.
3272 (-mabm): Move flag into ix86_isa_flags.
3279 * config/i386/i386-c.c: New file for #pragma support.
3280 (ix86_target_macros_internal): New function to #define or #undef
3281 target macros based when the user uses the #pragma GCC option to
3282 change target options.
3283 (ix86_pragma_option_parse): New function to add #pragma GCC option
3285 (ix86_target_macros): Move defining the target macros here from
3286 TARGET_CPU_CPP_BUILTINS in i386.h.
3287 (ix86_register_pragmas): Register the #pragma GCC option hook. If
3288 defined, initialize any subtarget #pragmas.
3290 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
3291 REGISTER_TARGET_PRAGMAS.
3293 * config/i386/t-i386: New file for x86 dependencies.
3294 (i386.o): Make dependencies mirror the include files used.
3295 (i386-c.o): New file, add dependencies.
3297 * config/i386/i386-protos.h (override_options): Add bool argument.
3298 (ix86_valid_option_attribute_tree): Add declaration.
3299 (ix86_target_macros): Ditto.
3300 (ix86_register_macros): Ditto.
3302 * config/i386/i386.c (ix86_tune_features): Move initialization of
3303 the target masks to initial_ix86_tune_features to allow functions
3304 to have different target options. Make type unsigned char,
3305 instead of unsigned int.
3306 (initial_ix86_tune_features): New static vector to hold processor
3307 masks for the tune variables.
3308 (ix86_arch_features): Move initialization of the target masks to
3309 initial_ix86_arch_features to allow functions to have different
3310 target options. Make type unsigned char, instead of unsigned int.
3311 (initial_ix86_arch_features): New static vector to hold processor
3312 masks for the arch variables.
3313 (enum ix86_function_specific_strings): New enum to describe the
3314 string options used for attribute((option(...))).
3315 (ix86_target_string): New function to return a string that
3316 describes the target options.
3317 (ix86_debug_options): New function to print the current options in
3319 (ix86_function_specific_save): New function hook to save the
3320 function specific global variables in the cl_target_option structure.
3321 (ix86_function_specific_restore): New function hook to restore the
3322 function specific variables from the cl_target_option structure to
3323 the global variables.
3324 (ix86_function_specific_print): New function hook to print the
3325 target specific options in the cl_target_option structure.
3326 (ix86_valid_option_attribute_p): New function hook to validate
3327 attribute((option(...))) arguments.
3328 (ix86_valid_option_attribute_tree): New function that is common
3329 code between attribute((option(...))) and #pragma GCC option
3330 support that parses the options and returns a tree holding the options.
3331 (ix86_valid_option_attribute_inner_p): New helper function for
3332 ix86_valid_option_attribute_tree.
3333 (ix86_can_inline_p): New function hook to decide if one function
3334 can inline another on a target specific basis.
3335 (ix86_set_current_function); New function hook to switch target
3336 options if the user used attribute((option(...))) or #pragma GCC
3338 (ix86_tune_defaulted): Move to static file scope from
3340 (ix86_arch_specified): Ditto.
3341 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
3343 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
3344 (OPTION_MASK_ISA_ABM_SET): Ditto.
3345 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
3346 (OPTION_MASK_ISA_CX16_SET): Ditto.
3347 (OPTION_MASK_ISA_SAHF_SET): Ditto.
3348 (OPTION_MASK_ISA_AES_UNSET): Ditto.
3349 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
3350 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
3351 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
3352 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
3353 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
3354 (struct ptt): Move to static file scope from override_options.
3355 (processor_target_table): Ditto.
3357 (ix86_handle_option): Add support for options that are now isa options.
3358 (override_options): Add support for declaring functions that
3359 support different target options than were specified on the
3360 command line. Move struct ptt, processor_target_table, cpu_names,
3361 ix86_tune_defaulted, ix86_arch_specified to static file scope.
3362 Add bool argument. Fix up error messages so the appropriate error
3363 is given for either command line or attribute.
3364 (ix86_previous_fndecl): New static to remember previous function
3365 declaration to see if we need to change target options.
3366 (ix86_builtins_isa): New array to record the ISA of each builtin
3368 (def_builtin): Always create the builtin function, even if the
3369 current ISA doesn't support it.
3370 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
3371 tests for those builtins.
3372 (ix86_init_builtins): Remove TARGET_MMX test for calling
3373 ix86_init_mmx_sse_builtins.
3374 (ix86_expand_builtin): If the current ISA doesn't support a given
3375 builtin, signal an error.
3376 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
3377 (TARGET_SET_CURRENT_FUNCTION): Ditto.
3378 (TARGET_OPTION_SAVE): Ditto.
3379 (TARGET_OPTION_RESTORE): Ditto.
3380 (TARGET_OPTION_PRINT): Ditto.
3381 (TARGET_CAN_INLINE_P): Ditto.
3383 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
3385 * c-typeck.c (build_external_ref): Don't call assemble_external.
3386 * final.c (output_operand): Call assemble_external.
3388 2008-07-21 DJ Delorie <dj@redhat.com>
3390 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
3391 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
3393 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3395 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
3396 original insn and splitter contents into ...
3397 ("*div<mode>3_fast"): ... this new pattern. Enable only if
3398 flag_unsafe_math_optimizations. Add dummy scratch register.
3399 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
3400 !flag_unsafe_math_optimizations. Returns number with next
3401 highest magnitude if this is still less or equal to the true
3402 quotient in magnitude.
3404 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
3406 * Makefile.in: Replace toplev.h with TOPLEV_H.
3407 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
3408 * c-lex.c (fe_file_change): Don't set in_system_header.
3409 * c-parser.c (c_token): Remove in_system_header.
3410 (c_lex_one_token): Don't set in_system_header.
3411 (c_parser_set_source_position_from_token): Don't set in_system_header.
3412 * diagnostic.c (diagnostic_report_diagnostic): Use location from
3415 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
3416 * flags.h (in_system_header): Remove.
3417 * function.c (saved_in_system_header): Remove.
3418 (push_cfun): Don't set in_system_header.
3419 (pop_cfun): Don't set in_system_header.
3420 (push_struct_function): Don't set in_system_header.
3421 * input.h (expanded_location): Add sysp.
3422 (in_system_header_at): New.
3423 (in_system_header): New.
3424 * toplev.c (in_system_header): Remove.
3425 * toplev.h: Include input.h
3427 * tree-cfg.c (execute_warn_function_return): Call warning_at.
3428 * tree-ssa.c (warn_uninit): Call warning_at.
3429 (warn_uninitialized_var): Update calls to warn_uninit.
3430 (warn_uninitialized_phi): Update calls to warn_uninit.
3431 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
3432 (expand_location): Initialize xloc.sysp.
3433 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
3434 (tree_decl_with_vis): Remove in_system_header_flag.
3436 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
3439 * recog.c (asm_operand_ok): Change the order of the extra
3440 memory constraint checks.
3442 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
3445 * tree-switch-conversion.c (build_one_array): Call
3446 varpool_mark_needed_node and varpool_finalize_decl
3447 instead of assemble_variable.
3449 2008-07-19 Jan Hubicka <jh@suse.cz>
3451 * cgraph.c (cgraph_add_new_function): Do early local passes.
3452 * tree-nrv.c (gate_pass_return_slot): New gate.
3453 (pass_nrv): Add the gate.
3454 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
3456 (coalesce_ssa_name): Coalesce SSA names.
3457 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
3458 not optimizing so unused user vars remains visible.
3459 * common.opt (flag_tree_ter): Always enable by default.
3460 * tree-ssa-ter.c: Include flags.h
3461 (is_replaceable_p): Check that locations match; when aliasing is missing
3462 be conservative about loads.
3463 * tree-optimize.c (gate_init_datastructures): Remove.
3464 (pass_init_datastructures): New.
3465 * passes.c: Reorder passes so we always go into SSA.
3467 2008-07-19 Jan Hubicka <jh@suse.cz>
3469 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
3470 * doc/invoke.texi (--combine): Likewise.
3471 (-finline-functions-called-once): Update levels when enabled.
3472 (-funit-at-a-time): Document new behaviour.
3473 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
3474 -fno-section-anchors when disabled explicitly.
3475 (inline params): They are not ignored now.
3476 (precompiled headers): Remove unit-at-a-time as being incompatible.
3477 * opts.c (decode_options): Handle unit-at-a-time as alias;
3478 imply -fno-section-anchors when toplevel reorder is disabled
3480 * common.opt (ftoplevel-reorder): Set default value to 2.
3481 (funit-at-a-time): Set default value to 1.
3482 * config/rs6000/rs6000.c (optimization_options): Set section anchors
3485 2008-07-19 Jan Hubicka <jh@suse.cz>
3487 * builtins.c (expand_builtin_int_roundingfn,
3488 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
3491 2008-07-19 Richard Guenther <rguenther@suse.de>
3494 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
3495 * tree-ssa-sccvn.c (get_constant_value_id): New function.
3496 * tree-ssa-pre.c (get_expr_value_id): For newly created
3497 constant value-ids make sure to add the expression to its
3500 2008-07-19 Jakub Jelinek <jakub@redhat.com>
3503 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
3504 return value of the builtin is ignored.
3506 2008-07-19 Olivier Hainque <hainque@adacore.com>
3508 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
3509 bits, a C conformant malloc implementation has to provide.
3510 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
3512 2008-07-19 Joseph Myers <joseph@codesourcery.com>
3516 * reload.c (find_reloads_subreg_address): Only reload address if
3517 reloaded == 0, not for reloaded != 1.
3520 2008-07-16 Joseph Myers <joseph@codesourcery.com>
3521 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
3522 (m32c_legitimate_address_p): Handle "++rii" addresses created by
3523 m32c_legitimize_reload_address.
3525 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3526 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3527 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3529 2008-07-19 Olivier Hainque <hainque@adacore.com>
3531 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
3532 argument, saying whether nested array are to be collapsed
3533 into a single array type DIE with multiple subscripts.
3534 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
3535 issues, centralize the nested array types collapsing control and
3536 disable the transformation for Ada.
3538 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
3541 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
3543 (x86_64_shift_adj_2): New expander.
3544 (x86_64_shift_adj_3): Ditto.
3545 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
3546 to split TImode operands.
3547 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
3548 (ix86_split_lshr): Ditto.
3550 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
3552 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
3553 and __CHAR32_TYPE__.
3554 * c-typeck.c (digest_init): Support char16_t and char32_t.
3555 (set_nonincremental_init_from_string): Idem.
3557 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
3560 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
3561 PREFERRED_STACK_BOUNDARY.
3562 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3564 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
3567 * function.c (locate_and_pad_parm): Cap boundary earlier.
3569 2008-07-17 Julian Brown <julian@codesourcery.com>
3571 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
3572 no-op for targets which don't use DLLs.
3574 2008-07-17 Martin Jambor <mjambor@suse.cz>
3576 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
3577 that nodes are relevant by examining the node->analyzed flag.
3578 (ipcp_init_stage): Check which nodes are relevant, assert that the
3579 relevant ones are also required.
3580 (ipcp_propagate_stage): Check on the side arrays are properly
3582 (ipcp_print_all_jump_functions): Make sure not to touch any node
3583 that is not analyzed or an edge that does not have a corresponding
3584 entry in the on-the-side vectors.
3585 (ipcp_function_scale_print): Likewise.
3586 (ipcp_update_callgraph): Check that the node is relevant.
3587 (ipcp_insert_stage): Check that the node is relevant. Check there is
3588 an info for every node and edge.
3589 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
3590 (ipa_print_all_tree_maps): Likewise and a new variable info.
3591 (ipa_print_all_params_modified): Likewise.
3592 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
3594 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
3597 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
3599 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
3601 PR rtl-optimization/36753
3602 * fwprop.c (use_killed_between): Don't shortcut
3603 single-definition global registers.
3605 2008-07-16 Jan Hubicka <jh@suse.cz>
3607 * cgraph.h (varpool_empty_needed_queue): Declare.
3608 * cgraphunit.c (output_in_order): Mark all variables as needed;
3610 * varpool.c (varpool_assemble_node): Update debug queue.
3611 (varpool_assemble_pending_decls): Don't do it here.
3612 (varpool_empty_needed_queue): New function.
3614 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3616 * recog.c (peephole2_optimize): Fix formatting.
3618 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3620 * c-pch.c (get_ident): Avoid C++ keywords.
3621 * combine-stack-adj.c (single_set_for_csa): Likewise.
3622 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
3623 output_asm_insn): Likewise.
3624 * reload.c (push_secondary_reload, find_reusable_reload,
3625 push_reload, combine_reloads, find_reloads,
3626 debug_reload_to_stream): Likewise.
3627 * reload.h (struct reload): Likewise.
3628 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
3629 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
3630 emit_output_reload_insns): Likewise.
3631 * targhooks.c (default_secondary_reload): Likewise.
3632 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
3634 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3636 * recog.c (validate_change_1, validate_change,
3637 validate_unshare_change, validate_replace_rtx_1, struct
3638 funny_match, constrain_operands, peephole2_optimize): Avoid C++
3640 * reload.c (push_secondary_reload, secondary_reload_class,
3641 scratch_reload_class, find_valid_class, find_reusable_reload,
3642 push_reload, find_dummy_reload, find_reloads_address_1,
3643 find_reloads_address_part, find_equiv_reg): Likewise.
3644 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
3645 choose_reload_regs): Likewise.
3646 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
3648 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
3649 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3650 * sched-rgn.c (concat_INSN_LIST): Likewise.
3651 * stor-layout.c (mode_for_size, mode_for_size_tree,
3652 smallest_mode_for_size): Likewise.
3654 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3656 * cfg.c (dump_reg_info): Avoid C++ keywords.
3657 * dwarf2asm.c (dw2_force_const_mem,
3658 dw2_asm_output_encoded_addr_rtx): Likewise.
3659 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
3660 * expmed.c (expand_shift): Likewise.
3661 * global.c (find_reg): Likewise.
3662 * graph.c (draw_edge): Likewise.
3663 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
3664 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
3665 widen_clz, widen_bswap, expand_parity, expand_unop,
3666 emit_cmp_and_jump_insn_1): Likewise.
3667 * postreload.c (reload_cse_simplify_operands): Likewise.
3668 * ra.h (add_neighbor): Likewise.
3669 * reg-stack.c (remove_regno_note, change_stack): Likewise.
3670 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
3671 record_reg_classes, copy_cost, record_address_regs,
3672 invalid_mode_change_p): Likewise.
3673 * regrename.c (regrename_optimize, scan_rtx_reg,
3674 dump_def_use_chain, find_oldest_value_reg,
3675 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
3677 2008-07-16 David Edelsohn <edelsohn@gnu.org>
3679 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
3680 MASK_POWERPC64 for power4 in previous commit.
3682 2008-07-16 Olivier Hainque <hainque@adacore.com>
3684 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
3685 instead of bare conversion to cast const-ness away.
3687 2008-07-16 Anatoly Sokolov <aesok@post.ru>
3689 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
3690 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
3691 * config/xtensa/xtensa.c (xtensa_function_value): New function.
3692 (TARGET_FUNCTION_VALUE): Define.
3694 2008-07-16 David Edelsohn <edelsohn@gnu.org>
3696 * config/rs6000/rs6000.c (processor_target_table): Add
3697 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
3699 2008-07-16 Joseph Myers <joseph@codesourcery.com>
3702 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
3703 (m32c_legitimate_address_p): Handle "++rii" addresses created by
3704 m32c_legitimize_reload_address.
3706 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
3708 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
3709 DECL_IN_SYSTEM_HEADER in sync.
3711 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
3713 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
3714 * tree-ssa-pre.c (pre_expr_eq): Ditto
3715 (get_constant_for_value_id): Take a type as an argument.
3716 (fully_constant_expression): Pass in type.
3717 (find_or_generate_expression): Short circuit constant case.
3718 (create_expression_by_pieces): Remove special casing of
3720 (do_regular_insertion): Short circuit constant case.
3721 (do_partial_partial_insertion): Ditto.
3723 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3726 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
3728 2008-07-15 Bob Wilson <bob.wilson@acm.org>
3730 * config/xtensa/libgcc-xtensa.ver: New file.
3731 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
3733 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3735 * df-problems.c (df_set_note): Avoid C++ keywords.
3736 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
3737 * dse.c (record_store, remove_useless_values): Likewise.
3738 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
3739 gen_reg_rtx_offset, operand_subword, change_address_1,
3740 change_address, adjust_address_1, offset_address,
3741 widen_memory_access, emit_copy_of_insn_after): Likewise.
3742 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
3743 * fwprop.c (should_replace_address, propagate_rtx_1,
3744 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
3746 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
3747 gcse_emit_move_after, update_ld_motion_stores): Likewise.
3748 * lcm.c (compute_insert_delete, pre_edge_lcm,
3749 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
3750 * lower-subreg.c (resolve_reg_notes): Likewise.
3751 * mode-switching.c (optimize_mode_switching): Likewise.
3753 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3755 * bt-load.c (add_btr_def, migrate_btr_def,
3756 branch_target_load_optimize): Avoid C++ keywords.
3757 * caller-save.c (insert_restore, insert_save, insert_one_insn):
3759 * combine.c (subst, simplify_set, make_extraction,
3760 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
3761 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
3762 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
3764 2008-07-15 Richard Guenther <rguenther@suse.de>
3767 * c-common.c (strict_aliasing_warning): Do not warn for
3768 TYPE_REF_CAN_ALIAS_ALL pointers.
3769 (c_common_get_alias_set): may_alias types are not special.
3770 * tree.c (build_pointer_type_for_mode): Look up the may_alias
3771 attribute and set can_ref_all accordingly.
3772 (build_reference_type_for_mode): Likewise.
3773 * doc/extend.texi (may_alias): Clarify.
3775 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3778 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3779 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3781 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3784 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
3785 gcc_assert, instead call output_operand_lossage.
3787 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
3789 * builtins.c (std_canonical_va_list): Treat structure based
3792 2008-07-15 Ben Elliston <bje@au.ibm.com>
3794 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
3796 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
3798 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
3801 2008-07-14 Jan Hubicka <jh@suse.cz>
3803 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
3804 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
3805 fix predicates and constraints.
3806 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
3807 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
3809 2008-07-14 Doug Kwan <dougkwan@google.com>
3811 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
3812 additional option file arm/eabi.opt.
3813 * config/arm/eabi.h (File): New configuration file for EABI targets.
3814 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
3815 SUBSUBTARGET_EXTRA_SPECS.
3816 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
3817 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
3818 from STARTFILE_SPEC so that it can be referenced in an override.
3819 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
3820 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
3821 can be referenced in an override.
3822 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
3823 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
3824 so that it can be referenced in an override.
3825 (LINK_SPEC): Use BPABI_LINK_SPEC.
3826 * config/arm/eabi.opt (File): New.
3828 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3830 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
3831 (FIXED_VALUE_H): New variable.
3832 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
3833 input.h, fixed-value.h.
3834 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
3835 (BASIC_BLOCK_H): Use $(BITMAP_H).
3836 (FUNCTION_H): Add varray.h.
3837 (IPA_REFERENCE_H): Use $(BITMAP_H).
3838 (CGRAPH_H): Add $(BASIC_BLOCK_H).
3839 (DF_H): Use $(BITMAP_H).
3840 (GGC_H): Add statistics.h.
3842 (INSN_ATTR_H): Use it.
3843 (SYSTEM_H): Add safe-ctype.h, filenames.h.
3845 (SYMTAB_H): Add $(OBSTACK_H).
3846 (CPP_INTERNAL_H): New.
3847 (TREE_DUMP_H): Add tree-pass.h.
3848 (TREE_FLOW_H): Use $(BITMAP_H)
3849 (PRETTY_PRINT_H): Use $(INPUT_H).
3850 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
3853 (many object files): Fix lots of header dependencies throughout.
3855 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3857 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
3859 (s-gtyp-input): Use them to write tmp-gi.list.
3860 (echo_to_gi.list): Remove.
3862 2008-07-14 Richard Guenther <rguenther@suse.de>
3864 * tree-ssa-sccvn.c (pre_info): Remove.
3865 (switch_to_PRE_table): Likewise.
3866 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
3867 (set_hashtable_value_ids): Do not create value-ids for the
3869 (run_scc_vn): Remove double test. Remove bogus special-case
3870 in value-number printing.
3871 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
3872 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
3874 * tree-flow-inline.h (get_value_handle): Remove.
3875 * tree-flow.h (get_value_handle): Remove.
3877 2008-07-14 Martin Jambor <mjambor@suse.cz>
3879 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
3880 in which we generate arithmetics is not a subrange.
3882 2008-07-14 Martin Jambor <mjambor@suse.cz>
3884 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
3886 2008-07-14 Richard Guenther <rguenther@suse.de>
3888 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
3890 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
3893 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
3894 reload for symbol refs moved to r0 with -fPIC.
3895 (legitimize_pic_address): Use the target register as temporary
3897 (emit_symbolic_move): Adjust comment.
3898 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
3901 2008-07-14 Ben Elliston <bje@au.ibm.com>
3903 * c-common.h (C_CPP_HASHNODE): New macro.
3904 * coretypes.h (struct cpp_token): Forward declare.
3905 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
3906 the context-sensitive keyword method.
3907 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
3908 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
3909 expand_bool_pixel): New.
3910 (altivec_categorize_keyword): New function.
3911 (init_vector_keywords): New function.
3912 (rs6000_macro_to_expand): Likewise.
3913 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
3914 compiling an ISO C dialect.
3916 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
3918 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
3919 (create_expression_by_pieces): Fix typo.
3920 (do_regular_insertion): Use debug counter here too.
3922 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
3925 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
3926 CONST_OK_FOR_LETTER_P. All port-local users changed.
3927 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
3928 implement Kp matching power-of-two.
3929 (CONSTRAINT_LEN): Define to match.
3930 * config/cris/cris.md: Replace all use of constraint K with Kc.
3931 ("*btst*): Use Kp for operand 0 of last alternative.
3933 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3936 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
3939 2008-07-13 Jan Hubicka <jh@suse.cz>
3941 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
3944 2008-07-13 Richard Guenther <rguenther@suse.de>
3947 * langhooks.c (lhd_print_error_function): Deal with recursive
3950 2008-07-12 Jan Hubicka <jh@suse.cz>
3952 * cgraph.c (assembler_name_hash): New static var.
3953 (hash_node_by_assembler_name, eq_assembler_name): New.
3954 (cgraph_node_for_asm): Use hashtable.
3955 (cgraph_remove_node): Maintain hashtable.
3956 (change_decl_assembler_name): Sanity check that names are not changing
3957 after aliasing was processed.
3958 * cgraph.h (varpoon_node): Add next GGC marker.
3959 * tree.c (decl_assembler_name_equal): Constify.
3960 (decl_assembler_name_hash): New.
3961 * tree.h (decl_assembler_name_equal): Constify.
3962 (decl_assembler_name_hash): Update.
3964 2008-07-12 David Daney <ddaney@avtrex.com>
3966 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3969 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
3971 * doc/md.texi: Document the MIPS "v" constraint.
3972 * config/mips/mips.h (reg_class): Revert last change.
3973 (REG_CLASS_NAMES): Likewise.
3974 (REG_CLASS_CONTENTS): Likewise.
3975 * config/mips/mips.c (mips_regno_to_class): Likewise.
3976 * config/mips/constraints.md (v): Likewise, but add documentation.
3977 Add a comment to say that this constraint should not be used in
3980 2008-07-11 DJ Delorie <dj@redhat.com>
3982 * config/h8300/h8300.md (length): Fix branch offset limit.
3984 2008-07-11 Anatoly Sokolov <aesok@post.ru>
3986 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
3987 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
3988 (avr_hard_regno_scratch_ok): New function.
3989 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
3990 * config/avr/avr.md (all peepholes that request a scratch register):
3991 Remove avr_peep2_scratch_safe use.
3993 2008-07-11 Tom Tromey <tromey@redhat.com>
3994 Ian Lance Taylor <iant@google.com>
3996 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
3997 (struct c_common_resword): Define.
3998 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
3999 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
4000 (c_common_reswords, num_c_common_reswords): Declare.
4001 * c-common.c (c_common_reswords): New global const array.
4002 (num_c_common_reswords): New const int.
4003 * c-parser.c (struct resword, reswords): Don't define.
4004 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
4005 (c_parse_init): Clarify mask code. Use c_common_reswords rather
4006 than reswords. If warning about C++ keywords, give them a special
4008 (c_lex_one_token): Warn about C++ keywords. Call
4009 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
4010 (c_parser_external_declaration): Look for RID_xxx rather than
4011 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
4012 (c_parser_statement_after_labels): Likewise.
4013 (c_parser_objc_class_instance_variables): Likewise.
4014 (c_parser_objc_class_declaration): Likewise.
4015 (c_parser_objc_try_catch_statement): Likewise.
4016 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
4017 (declspecs_add_type): Likewise.
4019 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
4021 * ggc-page.c (alloc_page):
4022 Substituting xmalloc, xcalloc with
4023 XNEWVEC and XCNEWVAR macros which add the
4026 2008-07-11 Richard Guenther <rguenther@suse.de>
4028 PR tree-optimization/36765
4029 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
4030 aliases from HEAP vars to SMTs.
4032 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4034 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
4035 * configure.ac (loose_warn): Move -Wc++-compat from here...
4036 (strict_warn): ...to here.
4037 * configure: Regenerate.
4039 2008-07-10 Joseph Myers <joseph@codesourcery.com>
4041 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
4042 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
4043 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
4044 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
4045 excluding more specific h8300-*-* and sh-*-* targets.
4047 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
4049 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
4051 (execute_pre): Call loop_optimizer_finalize in early exit.
4053 2008-07-10 Jakub Jelinek <jakub@redhat.com>
4056 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
4057 uids in the bitmap, not just VAR_DECL uids.
4059 PR rtl-optimization/36419
4060 * combine-stack-adj.c (adjust_frame_related_expr): New function.
4061 (combine_stack_adjustments_for_block): Call it if needed. Delete
4063 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
4064 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
4065 prologue sp adjustment.
4067 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
4070 * opts.c (print_ignored_options): Report postponed diagnostics for
4071 unknown -Wno-* options as warnings, not errors.
4072 (postpone_unknown_option_error): Renamed to...
4073 (postpone_unknown_option_warning): ... this.
4075 2008-07-09 Doug Kwan <dougkwan@google.com>
4078 2008-07-08 Doug Kwan <dougkwan@google.com>
4080 * config/arm/arm.opt (mandroid): New option.
4081 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
4082 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
4084 (CC1PLUS_SPEC): Same.
4086 (STARTFILE_SPEC): Same.
4087 (ENDFILE_SPEC): Same.
4088 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
4091 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
4094 * config/mips/mips.h (reg_class): Remove V1_REG.
4095 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4096 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
4098 (mips_get_tp): New function.
4099 (mips_legitimize_tls_address): Use it.
4100 * config/mips/constraints.md (v): Delete.
4101 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
4102 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
4103 After reload, split into a move and ...
4104 (*tls_get_tp_<mode>_split): ...this new instruction.
4106 2008-07-09 David Daney <ddaney@avtrex.com>
4108 * config/mips/driver-native.c: Include coretypes.h and tm.h.
4110 2008-07-09 Jakub Jelinek <jakub@redhat.com>
4112 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
4113 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
4115 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
4116 htab_delete should be called. Don't free c.
4117 (lookup_tmp_var): Create temp_htab lazily.
4118 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
4119 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
4121 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
4122 lower_omp_ordered, lower_omp_critical, lower_omp_for,
4123 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
4124 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
4125 * tree-sra.c (generate_element_init): Likewise.
4126 * tree-mudflap.c (execute_mudflap_function_ops,
4127 execute_mudflap_function_decls): Likewise.
4128 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
4129 * tree-gimple.h (struct gimplify_ctx): New type.
4130 (push_gimplify_context): Adjust prototype.
4132 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
4134 * tree-ssa-pre.c (phi_translate_1): Update placement of
4137 2008-07-09 Anatoly Sokolov <aesok@post.ru>
4139 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
4140 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
4141 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
4142 * targhooks.c (default_hard_regno_scratch_ok): New function.
4143 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
4144 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
4145 * recog.c: Include "target.h".
4146 (peep2_find_free_register): Add check for global regs. Add target
4148 * Makefile.in (recog.o): Depend on target.h.
4150 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
4152 * config/sh/sh.c (sh_canonical_va_list_type): New.
4153 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
4155 2008-07-09 Raksit Ashok <raksit@google.com>
4157 * doc/invoke.texi (Option Summary): Mention new option
4158 -Wdisallowed-function-list=...
4159 (Warning Options): Document -Wdisallowed-function-list=...
4160 * common.opt (Wdisallowed-function-list=): New flag.
4161 * flags.h (warn_disallowed_functions): External definition of new
4162 boolean warning flag.
4163 (warn_if_disallowed_function_p): Declare new function.
4164 * opts.c (warning_disallowed_functions): New static variable.
4165 (warn_disallowed_functions): New boolean warning flag.
4166 (warn_if_disallowed_function_p): New function.
4167 (add_comma_separated_to_vector): Rename
4168 add_instrument_functions_exclude_list to this.
4169 (common_handle_option): Handle new option. Rename calls to
4170 add_instrument_functions_exclude_list into calls to
4171 add_comma_separated_to_vector.
4172 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
4173 based on flag warn_disallowed_functions.
4175 2008-07-09 Christian Bruel <christian.bruel@st.com>
4177 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
4178 instead of get_attr_length.
4180 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4182 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
4184 * genemit.c (gen_insn): Likewise.
4185 * gengtype.c (note_def_vec): Likewise.
4186 * gengtype.h (note_def_vec): Likewise.
4187 * genoutput.c (struct data, output_insn_data, process_template,
4188 gen_expand, gen_split, note_constraint): Likewise.
4189 * genrecog.c (new_decision, add_to_sequence, factor_tests,
4190 make_insn_sequence): Likewise.
4191 * gensupport.c (record_insn_name): Likewise.
4193 2008-07-08 Doug Kwan <dougkwan@google.com>
4195 * config/arm/arm.opt (mandroid): New option.
4196 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
4197 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
4199 (CC1PLUS_SPEC): Same.
4201 (STARTFILE_SPEC): Same.
4202 (ENDFILE_SPEC): Same.
4203 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
4206 2008-07-08 Raksit Ashok <raksit@google.com>
4208 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
4209 (set_storage_via_setmem): Fix expected_align parameter.
4210 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
4211 missing from the list.
4212 * doc/md.texi (movmem): Explicitly state that expected alignment is
4213 to be expressed in bytes.
4214 (setmem): Explicitly state that expected alignment is to be expressed
4217 2008-07-08 Joseph Myers <joseph@codesourcery.com>
4219 * reload.c (find_reloads_subreg_address): Do not require validity
4220 of address in original mode before reloading address.
4222 2008-07-07 Tianwei Sheng <tianweis@google.com>
4224 * df-core.c (df_remove_problem): Adjust the access to avoid out of
4225 bounds array access.
4227 2008-07-08 Jakub Jelinek <jakub@redhat.com>
4229 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
4231 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
4233 Fix PR tree-optimization/23455
4234 Fix PR tree-optimization/35286
4235 Fix PR tree-optimization/35287
4236 * Makefile.in (OBJS-common): Remove tree-vn.o.
4237 (tree-vn.o): Remove.
4238 * dbgcnt.def: Add treepre_insert debug counter.
4239 * gcc/tree-flow.h (add_to_value): Updated for other changes.
4240 (debug_value_expressions): Ditto.
4241 (print_value_expressions): Ditto.
4242 * tree-pretty-print.c (dump_generic_node): Updated for
4243 VALUE_HANDLE removal.
4244 * tree-ssa-dom.c (record_equality): Ditto.
4245 (cprop_operand): Ditto.
4246 (lookup_avail_expr): Ditto.
4247 * tree-ssa-threadedge.c
4248 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
4249 (simplify_control_stmt_condition): Ditto.
4250 * tree.c (tree_code_size): Ditto.
4251 (tree_node_structure): Ditto.
4252 (iterative_hash_expr): Ditto.
4254 * tree.h (VALUE_HANDLE_ID): Ditto.
4255 (VALUE_HANDLE_EXPR_SET): Ditto.
4256 (struct tree_value_handle): Ditto.
4257 (union tree_node): Ditto.
4258 * treestruct.def: Ditto.
4259 * tree-vn.c: Removed.
4260 * tree-ssa-pre.c: Rewritten entirely.
4261 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
4262 (constant_value_ids): Ditto.
4263 (vn_nary_op_t): Moved to header.
4265 (vn_reference_op_t): Ditto
4266 (vn_reference_t): Ditto.
4267 (next_value_id): New variable.
4268 (VN_INFO): Add an assert.
4269 (vn_constant_eq): New function.
4270 (vn_constant_hash): Ditto.
4271 (get_or_alloc_constant_value_id): Ditto.
4272 (value_id_constant_p): Ditto.
4273 (vn_reference_compute_hash): De-staticify.
4274 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
4275 Disable some code with a FIXME. Remove VALUE_HANDLE use.
4276 (valueize_refs): Update opcode if it changes from ssa name to constant.
4277 (vn_reference_lookup_1): Add new argument.
4278 (vn_reference_lookup): Ditto.
4279 (vn_reference_lookup_pieces): New function.
4280 (vn_reference_insert): Add return type. Modify to deal with value ids.
4281 (vn_reference_insert_pieces): New function.
4282 (vn_nary_op_compute_hash): De-staticify.
4283 (vn_nary_op_eq): Ditto.
4284 (vn_nary_op_lookup_pieces): New function.
4285 (vn_nary_op_lookup): Add new argument.
4286 (vn_nary_op_insert_pieces): New function.
4287 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
4288 (vn_phi_insert): Ditto.
4289 (visit_unary_op): Update for callee changes.
4290 (visit_binary_op): Ditto.
4291 (visit_reference_op_load): Ditto.
4292 (visit_reference_op_store): Ditto.
4293 (init_scc_vn): Init next_value_id, constant_to_value_id and
4295 (free_scc_vn): Free them.
4296 (set_hashtable_value_ids): New function.
4297 (run_scc_vn): Use it.
4298 (get_max_value_id): New function.
4299 (get_next_value_id): Ditto.
4300 (expressions_equal_p): Moved from tree-vn.c
4301 (sort_vuses): Ditto.
4302 (sort_vuses_heap): Ditto.
4303 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
4305 * tree.c (iterative_hash_hashval_t): Made non-static
4306 * tree.h (iterative_hash_hashval_t): Declare it.
4308 2008-07-08 Martin Jambor <mjambor@suse.cz>
4310 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
4311 instead of ipa_create_node_params.
4312 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
4313 ipa_check_create_edge_args, free them with
4314 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
4316 * ipa-prop.c: Include flags.h and tree-inline.h.
4317 (ipa_node_params_vector): New variable.
4318 (ipa_edge_args_vector): New variable.
4319 (edge_removal_hook_holder): New variable.
4320 (node_removal_hook_holder): New variable.
4321 (edge_duplication_hook_holder): New variable.
4322 (node_duplication_hook_holder): New variable.
4323 (ipa_detect_param_modifications): Check for presence of modified flags.
4324 (ipa_compute_jump_functions): Check for presence of jump functions.
4325 (ipa_free_edge_args_substructures): New function.
4326 (ipa_create_node_params): Removed.
4327 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
4328 (ipa_free_node_params_substructures): New function.
4329 (ipa_free_all_node_params): Changed to deallocate the on-the-side
4331 (ipa_edge_removal_hook): New function.
4332 (ipa_node_removal_hook): New function.
4333 (duplicate_array): New function.
4334 (ipa_edge_duplication_hook): New function.
4335 (ipa_node_duplication_hook): New function.
4336 (ipa_register_cgraph_hooks): New function.
4337 (ipa_unregister_cgraph_hooks): New function.
4338 (free_all_ipa_structures_after_ipa_cp): New function.
4340 * ipa-prop.h: Include vec.h.
4341 (ipa_node_params_t): New typedef with vector types for it.
4342 (ipa_edge_args_t): New typedef with vector types for it.
4343 (IPA_NODE_REF): Changed to access an on-the-side vector.
4344 (IPA_EDGE_REF): Changed to access an on-the-side vector.
4345 (ipa_check_create_node_params): New function.
4346 (ipa_check_create_edge_args): New function.
4348 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
4351 2008-07-07 Tom Tromey <tromey@redhat.com>
4353 * configure, config.in: Rebuilt.
4354 * configure.ac: Don't check for scandir or alphasort.
4356 2008-07-07 Joseph Myers <joseph@codesourcery.com>
4358 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
4359 types immediately after creating them.
4361 2008-07-07 Joseph Myers <joseph@codesourcery.com>
4363 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
4365 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
4367 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
4368 dump_constraint_graph.
4369 (dump_constraint_edge): New function.
4370 (dump_constraint_graph): New function.
4371 (debug_constraint_graph): New function.
4372 (dump_constraint): Removed useless comparison.
4373 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
4374 (dump_constraint_graph): Declare.
4375 (debug_constraint_graph): Declare.
4376 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
4378 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
4380 * config/i386/i386.c (is_va_list_char_pointer): New.
4381 (ix86_va_start): Replace compare with ms_va_list_type_node
4382 by is_va_list_char_pointer.
4383 (ix86_gimplify_va_arg): Likewise.
4385 2008-07-07 Martin Jambor <mjambor@suse.cz>
4387 * cgraph.c (cgraph_edge_max_uid): New variable.
4388 (struct cgraph_edge_hook_list): New type.
4389 (struct cgraph_node_hook_list): New type.
4390 (struct cgraph_2edge_hook_list): New type.
4391 (struct cgraph_2node_hook_list): New type.
4392 (first_cgraph_edge_removal_hook): New variable.
4393 (first_cgraph_node_removal_hook): New variable.
4394 (first_cgraph_edge_duplicated_hook): New variable.
4395 (first_cgraph_node_duplicated_hook): New variable.
4396 (cgraph_add_edge_removal_hook): New function.
4397 (cgraph_remove_edge_removal_hook): New function.
4398 (cgraph_call_edge_removal_hooks): New function.
4399 (cgraph_add_node_removal_hook): New function.
4400 (cgraph_remove_node_removal_hook): New function.
4401 (cgraph_call_node_removal_hooks): New function.
4402 (cgraph_add_edge_duplication_hook): New function.
4403 (cgraph_remove_edge_duplication_hook): New function.
4404 (cgraph_call_edge_duplication_hooks): New function.
4405 (cgraph_add_node_duplication_hook): New function.
4406 (cgraph_remove_node_duplication_hook): New function.
4407 (cgraph_call_node_duplication_hooks): New function.
4408 (cgraph_create_edge): Assign to edge uid.
4409 (cgraph_remove_edge): Call edge removal hooks.
4410 (cgraph_node_remove_callees): Call edge removal hooks.
4411 (cgraph_node_remove_callers): Call edge removal hooks.
4412 (cgraph_remove_node): Call node removal hooks.
4413 (cgraph_clone_edge): Call edge duplication hooks.
4414 (cgraph_clone_node): Call node duplication hooks.
4416 * cgraph.h (cgraph_edge): New field uid.
4417 (cgraph_edge_hook): New type.
4418 (cgraph_node_hook): New type.
4419 (cgraph_2edge_hook): New type.
4420 (cgraph_2node_hook): New type.
4422 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
4424 * config.in: Regenerate.
4426 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
4428 * gcc.c (print_sysroot): New.
4429 (option_map, display_help, process_command): Handle the
4430 -print-sysroot option.
4431 (main): Print the sysroot if requested.
4432 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
4434 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4437 * unwind-pe.h (size_of_encoded_value): add attribute unused.
4439 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
4441 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
4442 (assign_parm_setup_block_p): Also check mode of entry_parm.
4444 2008-07-07 Richard Guenther <rguenther@suse.de>
4446 * tree-ssa-structalias.h (set_used_smts): Remove.
4447 * tree-ssa-structalias.c (used_smts): Likewise.
4448 (set_used_smts): Likewise.
4449 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
4450 call to set_used_smts.
4452 2008-07-07 Richard Guenther <rguenther@suse.de>
4454 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
4455 (new_var_info): Set it to false.
4456 (solution_set_add): Correctly handle pointers outside a var and
4458 (type_safe): Treat variables with is_full_var properly.
4459 (do_sd_constraint): Likewise.
4460 (do_ds_constraint): Likewise.
4461 (process_constraint): Remove zeroing offset for !use_field_sensitive.
4462 (get_constraint_for_ptr_offset): New function.
4463 (get_constraint_for_component_ref): For addresses at least include
4464 the last field of the variable. Handle is_full_vars properly.
4465 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
4466 (handle_ptr_arith): Remove.
4467 (find_func_aliases): Simplify assignment handling.
4468 (create_function_info_for): For parameter and result varinfos set
4470 (create_variable_info_for): Set is_full_var flag whenever we
4471 just created a single varinfo for a decl.
4472 (init_alias_vars): Initialize use_field_sensitive from
4473 max-fields-for-field-sensitive parameter.
4475 2008-07-07 Richard Guenther <rguenther@suse.de>
4477 PR tree-optimization/36713
4478 * tree-flow-inline.h (is_call_used): New function.
4479 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
4480 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4481 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
4483 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4485 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
4487 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
4489 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
4491 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4492 Nathan Sidwell <nathan@codesourcery.com>
4494 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
4495 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
4497 * config/m68k/t-linux: New.
4498 * doc/install.texi: Document m68k-*-linux is now multilibbed by
4501 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
4503 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
4504 * config/m68k/m68k-devices.def: Remove multilibs that only differ
4507 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4509 * gcc.c (execute): Fix -Wc++-compat warning.
4511 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
4514 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
4515 constant for little endian.
4517 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
4519 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
4520 mips_base_mips16 instead of TARGET_MIPS16.
4521 (mips_base_mips16): Declare.
4522 * config/mips/mips.c (mips_base_mips16): Make global.
4523 (was_mips16_p): Remove GTY marker.
4524 (was_mips16_pch_p): New variable.
4525 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
4526 (mips_override_options): Force to non-MIPS16 mode initially.
4527 Do not complain about MIPS16 PIC incompatibilities here.
4528 Only allow -mgpopt if -mexplicit-relocs is in force for
4531 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
4533 * configure.ac: Check for caddr_t, define to char * if not defined.
4534 * configure: Regenerate.
4535 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
4536 (mmap_gt_pch_use_address): Likewise.
4537 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
4539 2008-07-06 Richard Guenther <rguenther@suse.de>
4541 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
4542 (new_var_info): Deal with it.
4543 (solution_set_add): Likewise.
4544 (bitpos_of_field): Make signed, fix.
4545 (struct fieldoff): Remove type and decl fields. Make size field
4546 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
4548 (fieldoff_compare): Deal with it.
4549 (push_fields_onto_fieldstack): Remove has_union argument, glob
4550 adjacent non-pointer fields together.
4551 (create_function_info_for): Do not set has_union.
4552 (create_variable_info_for): Simplify.
4554 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
4556 * config.gcc (extra_headers): Add cross-stdarg.h for target
4557 x86_64-*-* and i?86-*-*.
4558 * config/i386/cross-stdarg.h: New.
4559 * builtins.c (std_fn_abi_va_list): New.
4560 (std_canonical_va_list_type): New.
4561 (stabilize_va_list): Replace va_list_type_node use by
4562 mtarget.canonical_va_list_type.
4563 (gimplify_va_arg_expr): Likewise.
4564 (expand_builtin_va_copy): Replace va_list_type_node use by
4565 mtarget.fn_abi_va_list.
4566 * tree-sra.c (is_va_list_type): New helper.
4567 (decl_can_be_decomposed_p): Replace
4568 va_list_type_node use by is_va_list_type.
4569 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
4570 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4571 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
4572 * config/i386/i386-protos.h (ix86_get_valist_type): New.
4573 (ix86_enum_va_list): New.
4574 * config/i386/i386.c (sysv_va_list_type_node): New.
4575 (ms_va_list_type_node): New.
4576 (ix86_function_type_abi): Remove sorry.
4577 (ix86_build_builtin_va_list_abi): New.
4578 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
4580 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
4581 (ix86_init_builtins_va_builtins_abi): New.
4582 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
4584 (ix86_handle_abi_attribute): New.
4585 (attribute_spec): Add sysv_abi and ms_abi.
4586 (ix86_fn_abi_va_list): New.
4587 (ix86_canonical_va_list_type): New.
4588 (ix86_enum_va_list): New.
4589 (TARGET_FN_ABI_VA_LIST): New.
4590 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4591 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
4592 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
4593 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4594 (TARGET_ENUM_VA_LIST): New.
4595 * expr.h (std_fn_abi_va_list): New.
4596 (std_canonical_va_list_type): New.
4597 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
4598 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4599 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
4600 TARGET_CANONICAL_VA_LIST_TYPE.
4601 * target.h (struct gcc_target): Add fn_abi_va_list hook
4602 and canonical_va_list_type hook.
4604 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4606 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
4607 integral and pointer types.
4609 2008-07-04 Roger Sayle <roger@eyesopen.com>
4611 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
4612 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
4614 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
4617 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
4619 2008-07-04 Jakub Jelinek <jakub@redhat.com>
4621 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
4622 build_gimple_modify_stmt.
4623 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
4624 gimple operand. Use fold_build* instead of build*.
4626 2008-07-04 Richard Guenther <rguenther@suse.de>
4628 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
4629 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
4630 properly to compute the reachability set if we do field-sensitive PTA.
4631 * invoke.texi (max-fields-for-field-sensitive): Document default.
4632 * opts.c (decode_options): Set max-fields-for-field-sensitive to
4633 100 for optimize >= 2.
4635 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4637 * ggc-zone.c (lookup_page_table_if_allocated,
4638 set_page_table_entry, zone_find_object_size, alloc_small_page,
4639 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
4640 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
4641 -Wc++-compat and/or -Wcast-qual warnings.
4643 2008-07-04 Alan Modra <amodra@bigpond.net.au>
4646 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
4647 pic_offset_table_rtx to be marked as used here.
4648 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
4649 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
4650 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
4651 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
4654 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4656 * alloc-pool.c (hash_descriptor, eq_descriptor,
4657 alloc_pool_descriptor): Fix -Wc++-compat warnings.
4658 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
4660 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
4661 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
4662 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
4663 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
4666 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
4668 * tree-flow.h (loop_only_exit_p): Declare.
4669 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
4670 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
4671 the number of iterations if it is constant. Otherwise, if this is the
4672 only possible exit of the loop, use the conservative estimate on the
4673 number of iterations of the entire loop if available.
4675 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
4677 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
4678 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
4679 Add synchronization functions.
4680 * config/sync.c: New file.
4681 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
4682 (LIBGCC_SYNC_CFLAGS): Likewise.
4684 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
4687 * config/i386/i386.md (mode): Add TF to "mode" attribute.
4688 (*pushtf_sse): New insn pattern.
4689 (pushtf splitters): New splitters.
4691 2008-07-03 Michael Meissner <gnu@the-meissners.org>
4694 * predict.c (build_predict_expr): Use void_type_node for the tree
4695 type, instead of NULL_TREE.
4697 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
4699 * config/i386/i386.c (contains_aligned_value_p): Return true
4701 (ix86_data_alignment): Align TCmode to 128bits.
4702 (ix86_local_alignment): Likewise.
4704 2008-07-03 Andrew Haley <aph@redhat.com>
4707 * vec.h (VEC_TA): New.
4708 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
4709 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
4710 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
4711 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
4712 (C_COMMON_FIXED_TYPES): Remove first arg.
4713 (C_COMMON_FIXED_MODE_TYPES): Likewise.
4714 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
4715 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
4716 not to use empty macro arguments.
4718 2008-07-02 Joseph Myers <joseph@codesourcery.com>
4720 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
4721 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
4722 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
4723 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
4724 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
4725 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
4726 config/ia64/crtn.asm, config/m68hc11/larith.asm,
4727 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
4728 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
4729 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
4730 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
4731 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
4732 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
4733 config/rs6000/e500crtres64gpr.asm,
4734 config/rs6000/e500crtres64gprctr.asm,
4735 config/rs6000/e500crtrest32gpr.asm,
4736 config/rs6000/e500crtrest64gpr.asm,
4737 config/rs6000/e500crtresx32gpr.asm,
4738 config/rs6000/e500crtresx64gpr.asm,
4739 config/rs6000/e500crtsav32gpr.asm,
4740 config/rs6000/e500crtsav64gpr.asm,
4741 config/rs6000/e500crtsav64gprctr.asm,
4742 config/rs6000/e500crtsavg32gpr.asm,
4743 config/rs6000/e500crtsavg64gpr.asm,
4744 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
4745 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
4746 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
4747 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
4748 config/sparc/sol2-cn.asm: Remove .file directives.
4750 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
4752 * resource.c (mark_referenced_resources): Look inside
4753 UNSPEC_VOLATILEs and ASM_INPUTs.
4755 2008-07-02 Ian Lance Taylor <iant@google.com>
4757 * rtlanal.c (add_reg_note): New function.
4758 * rtl.h (add_reg_note): Declare.
4759 * auto-inc-dec.c (attempt_change): Use add_reg_note.
4760 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
4761 * builtins.c (expand_builtin_longjmp): Likewise.
4762 (expand_builtin_nonlocal_goto): Likewise.
4763 * calls.c (emit_call_1, expand_call): Likewise.
4764 * cfgexpand.c (add_reg_br_prob_note): Likewise.
4765 * cfglayout.c (fixup_reorder_chain): Likewise.
4766 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
4767 (commit_one_edge_insertion): Likewise.
4768 * combine.c (move_deaths, distribute_notes): Likewise.
4769 * df-problems.c (df_set_note): Likewise.
4770 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
4771 (set_unique_reg_note): Likewise.
4772 (emit_copy_of_insn_after): Likewise.
4773 * expr.c (expand_expr_real): Likewise.
4774 * gcse.c (add_label_notes): Likewise.
4775 * haifa-sched.c (create_check_block_twin): Likewise.
4776 * jump.c (mark_jump_label_1): Likewise.
4777 * loop-doloop.c (add_test, doloop_modify): Likewise.
4778 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4779 * lower-subreg.c (move_eh_region_note): Likewise.
4780 * optabs.c (emit_libcall_block): Likewise.
4781 * predict.c (predict_insn): Likewise.
4782 (combine_predictions_for_insn): Likewise.
4783 * recog.c (peephole2_optimize): Likewise.
4784 * regmove.c (try_auto_increment): Likewise.
4785 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
4786 * reload.c (find_reloads): Likewise.
4787 * reload1.c (fixup_eh_region_note): Likewise.
4788 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
4789 * reorg.c (delete_prior_computation): Likewise.
4790 (delete_computation, dbr_schedule): Likewise.
4791 * config/pa/pa.c (legitimize_pic_address): Likewise.
4792 * config/sh/sh.c (sh_reorg): Likewise.
4794 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4797 * config/libgcc-glibc.ver: Add %exclude.
4798 * config/m32r/libgcc-glibc.ver: Likwise.
4799 * config/s390/libgcc-glibc.ver: Likwise.
4800 * config/sh/libgcc-glibc.ver: Likwise.
4801 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
4803 * config/i386/libgcc-glibc.ver: New.
4805 * config/i386/libgcc-x86_64-glibc.ver: Removed.
4807 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4809 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
4810 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
4811 i[34567]86-*-linux*, x86_64-*-linux*. Add
4812 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
4813 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
4814 x86_64-*-linux*. Add i386/t-linux to tmake_file for
4815 i[34567]86-*-linux*, x86_64-*-linux*.
4817 * libgcc-std.ver: Add empty GCC_4.4.0.
4819 * mkmap-symver.awk: Support multiple versions per symbol.
4821 * config/i386/i386.c (ix86_init_builtins): Always define
4822 __builtin_fabsq and __builtin_copysignq with fallbacks.
4823 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
4824 and __builtin_copysignq if SSE2 isn't available.
4826 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
4827 (LIBGCC2_TF_CEXT): Likwise.
4830 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
4832 * config/i386/sfp-machine.h: Moved to libgcc.
4834 * config/i386/sfp-machine.h: New.
4835 * config/i386/t-linux: Likwise.
4837 * config/i386/t-darwin: Remove softfp_wrap_start and
4839 * config/i386/t-darwin64: Likewise.
4841 * config/i386/t-fprules-softfp64: Renamed to ...
4842 * config/i386/t-fprules-softfp: This.
4844 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
4845 and softfp_wrap_end.
4847 2008-07-02 Jason Merrill <jason@redhat.com>
4849 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
4851 * tree.c (ctor_to_list): New fn.
4852 * tree.h: Declare it.
4853 (CONSTRUCTOR_ELT): New macro.
4854 (CONSTRUCTOR_NELTS): New macro.
4856 2008-07-02 Richard Guenther <rguenther@suse.de>
4858 * tree-ssa-structalias.c (struct variable_info): Reorder
4859 to fill padding on 64bit hosts. Make collapsed_to an int.
4860 (get_varinfo_fc): Deal with that.
4861 (new_var_info): Likewise.
4862 (collapse_rest_of_var): Likewise.
4864 2008-07-02 Joshua Sumali <jsumali@redhat.com>
4866 * doc/install.texi (--enable-java-home): Document.
4867 (--enable-aot-compile-rpm): Likewise.
4868 (--with-arch-directory): Likewise.
4869 (--with-os-directory): Likewise.
4870 (--with-origin-name): Likewise.
4871 (--with-arch-suffix): Likewise.
4872 (--with-jvm-root-dir): Likewise.
4873 (--with-jvm-jar-dir): Likewise.
4874 (--with-python-dir): Likewise.
4876 2008-07-02 Richard Guenther <rguenther@suse.de>
4878 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
4879 from decls explicitly. Merge operand checking from tuples.
4881 2008-07-02 Martin Jambor <mjambor@suse.cz>
4883 * tree-switch-conversion.c: Included timevar.h which I forgot before.
4885 2008-07-02 Martin Jambor <mjambor@suse.cz>
4887 * tree-switch-conversion.c: Included timevar.h
4888 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
4890 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
4892 2008-07-02 Martin Jambor <mjambor@suse.cz>
4894 * tree-switch-conversion.c: Corrected various comments and
4896 (build_constructors): Fixed minor formatting mistakes.
4898 * invoke.texi (Optimize Options): Corrected the
4899 switch-conversion-max-branch-ratio parameter.
4901 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
4903 * final.c (asm_insn_count): Return zero for an empty asm body.
4905 2008-07-02 Richard Guenther <rguenther@suse.de>
4907 * bitmap.h (bitmap_set_bit): Return bool.
4908 (bitmap_clear_bit): Likewise.
4909 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
4910 write to the bitmap if it would.
4911 (bitmap_clear_bit): Likewise.
4912 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
4913 bitmap_set_bit return value.
4914 (add_pred_graph_edge): Likewise.
4915 (add_graph_edge): Likewise.
4916 (do_sd_constraint): Likewise.
4917 (do_ds_constraint): Likewise.
4919 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4921 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
4922 Fix -Wc++-compat and/or -Wcast-qual warnings.
4923 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
4924 gen_regparm_prefix): Likewise.
4925 * vmsdbgout.c (write_modbeg, lookup_filename,
4926 vmsdbgout_source_line, vmsdbgout_init): Likewise.
4928 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
4930 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
4931 defaults.h definition apply.
4933 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
4935 * function.c (assign_parm_remove_parallels): New.
4936 (assign_parm_setup_block_p): Do not return true for non-BLKmode
4938 (assign_parm_setup_block): Do not handle them.
4939 (assign_parm_setup_reg, assign_parm_setup_stack): Call
4940 assign_parm_remove_parallels.
4942 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
4944 * c-typeck.c (convert_for_assignment): Use
4945 vector_targets_convertible_p.
4946 * c-common.c (vector_targets_convertible_p): New.
4947 * c-common.h (vector_targets_convertible_p): New prototype.
4948 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
4949 opaque_p_V2SI_type_node.
4951 2008-07-01 Steve Ellcey <sje@cup.hp.com>
4953 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
4956 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
4958 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
4959 TFmode constants via two element DImode vector for hosts with
4960 HOST_BITS_PER_WIDE_INT < 64.
4961 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
4962 also for HOST_BITS_PER_WIDE_INT < 64.
4964 2008-07-01 Richard Guenther <rguenther@suse.de>
4966 PR tree-optimization/36666
4967 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
4968 (get_constraint_exp_from_ssa_var): Split into ...
4969 (get_constraint_exp_for_temp): ... this ...
4970 (get_constraint_for_ssa_var): ... and that.
4971 Return constraint expressions for all touched sub-fields
4972 if the results address is not taken.
4973 (process_constraint): Remove assertion that aggregate
4974 assignments do not happen at this place.
4975 (get_constraint_for_component_ref): Add address_p argument.
4976 Return constraint expressions for all touched sub-fields
4977 if the results address is not taken.
4978 (do_deref): Use get_constraint_exp_for_temp.
4979 (get_constraint_for_1): Rename from ...
4980 (get_constraint_for): ... this. Add the old function as wrapper.
4981 (do_structure_copy): Use get_constraint_for_1.
4983 2008-07-01 Martin Jambor <mjambor@suse.cz>
4985 * Makefile.in (tree-switch-conversion.o): Add.
4986 (OBJS-common): Add tree-swtch-conversion.o.
4987 * passes.c (init_optimization_passes): Add pass_convert_switch.
4988 * tree-pass.h: (pass_convert_switch): Add.
4989 * tree-switch-conversion.c: New file.
4990 * gcc.dg/tree-ssa/cswtch.c: New testcase.
4991 * common.opt (ftree-cswtch): New option.
4992 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
4993 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
4994 * opts.c (decode_options): Set flag_tree_switch_conversion when
4995 optimization level is >= 2.
4996 * doc/invoke.texi (Optimize Options): Added description of
4997 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
4999 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5001 * config/darwin-driver.c (darwin_default_min_version): Fix
5002 -Wc++-compat warnings.
5004 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
5006 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
5009 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
5011 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
5013 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
5015 PR rtl-optimization/34744
5016 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
5017 (df_scan_free_internal): Free data structures not
5018 allocated in storage pools.
5019 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
5020 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
5021 df_scan_free_mws_vec.
5022 * dse.c (dse_step6): Free offset_map_p and offset_map_n
5025 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
5027 * config/i386/i386.c (contains_aligned_value_p): Return true
5029 (ix86_function_arg_boundary): Return its natural boundary
5031 (return_in_memory_32): Don't check TDmode.
5032 (ix86_split_to_parts): Support splitting into 4 parts and
5033 support TFmode for 32bit target.
5034 (ix86_split_long_move): Support splitting into 4 parts.
5035 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
5037 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
5038 (ix86_init_builtins): Here.
5039 (ix86_scalar_mode_supported_p): Always return true for TFmode.
5040 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
5041 'q' and 'w', respectively.
5043 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
5045 (movtf_internal): Likewise.
5046 (<code>tf2): Likewise.
5047 (*absnegtf2_sse): Likewise.
5048 (copysign<mode>3): Likewise.
5049 (copysign<mode>3_const): Likewise.
5050 (copysign<mode>3_var): Likewise.
5051 (define_split UNSPEC_COPYSIGN): Likewise.
5052 * config/i386/sse.md (*nandtf3): Likewise.
5053 (<code>tf3): Likewise.
5054 (*<code>tf3): Likewise.
5056 2008-06-30 Joey Ye <joey.ye@intel.com>
5057 H.J. Lu <hongjiu.lu@intel.com>
5059 * global.c (compute_regsets): Set frame_pointer_needed here.
5060 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
5062 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5064 * doc/install.texi (specific): Expand Windows build notes.
5066 2008-06-30 Ira Rosen <irar@il.ibm.com>
5068 PR tree-optimization/36648
5069 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
5070 number of prolog iterations by step. Fix the comment.
5072 2008-06-30 Richard Guenther <rguenther@suse.de>
5075 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
5076 handle calls from ECF_MALLOC functions.
5077 (handle_pure_call): ECF_MALLOC functions do not return
5079 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
5081 2008-06-29 Andreas Schwab <schwab@suse.de>
5083 * config/m68k/m68k.c (print_operand): Always print a float
5085 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
5086 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
5089 * config/rs6000/x-linux64: Remove never used file.
5091 2008-06-29 Richard Guenther <rguenther@suse.de>
5093 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
5095 (struct alias_info): Move ...
5096 * tree-ssa-alias.c: ... here.
5097 (update_alias_info): Declare.
5098 (compute_may_aliases): Call it.
5099 (update_alias_info): New function.
5100 * tree-ssa-structalias.c (update_alias_info): Move ...
5101 * tree-ssa-alias.c (update_alias_info_1): ... here.
5102 * tree-ssa-structalias.c (process_constraint_1): Remove
5103 unused from_call argument. Rename to ...
5104 (process_constraint): ... this. Delete old wrapper.
5105 (make_constraint_to): Adjust callers.
5106 (handle_const_call): Likewise.
5107 (handle_pure_call): Likewise.
5108 (init_base_vars): Likewise.
5109 (handle_lhs_call): Likewise. Remove unnecessary constraint.
5110 (find_func_aliases): We don't need structure copies for
5112 (make_constraint_from_anything): Remove.
5113 (create_variable_info_for): For globals make constraints
5114 from escaped, not from anything.
5115 (compute_points_to_sets): Do not call update_alias_info.
5116 (ipa_pta_execute): Use make_constraint_from.
5118 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5120 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
5121 (bitmap.o-warn, dominance.o-warn): New.
5122 * configure.ac (cxx_compat_warn): Delete.
5123 (loose_warn): Add -Wcast-qual and -Wc++-compat.
5124 * system.h: Remove #pragma diagnostic for -Wcast-qual and
5126 * configure: Regenerate.
5128 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
5131 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5133 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
5134 * df-scan.c (df_notes_rescan): Likewise.
5135 * ggc-page.c (set_page_table_entry): Likewise.
5136 * intl.c (gcc_gettext_width): Likewise.
5137 * varasm.c (get_unnamed_section, get_noswitch_section,
5138 get_section): Likewise.
5140 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
5142 * regrename.c (build_def_use): Don't copy RTX.
5144 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
5146 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
5147 (Type Attributes): Fix nesting of @table and @subsection. Adjust
5148 punctuation. Use @ref instead of @xref.
5149 (Function Names): Remove stray @display/@end display.
5150 (C++ Attributes): Use @ref instead of @xref.
5151 (Deprecated Features): Fix punctuation around @xref.
5152 (Backwards Compatibility): Likewise.
5153 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
5155 2008-06-28 Joseph Myers <joseph@codesourcery.com>
5157 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
5158 constants for E500 double.
5160 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5162 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
5163 element type of const_vector.
5165 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
5167 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
5168 Remove FLAGS_REG clobber from expander pattern.
5169 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
5170 (anddi3, andsi3, andhi3, andqi3): Ditto.
5171 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
5172 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
5173 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
5174 (ashlsi3, ashlhi3, ashlqi3): Ditto.
5175 (ashrsi3, ashrhi3, ashrqi3): Ditto.
5176 (lshrsi3, lshrhi3, lshrqi3): Ditto.
5177 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
5178 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
5180 2008-06-28 Richard Guenther <rguenther@suse.de>
5182 * tree-ssa-structalias.c (callused_id, var_callused,
5183 callused_tree): Add.
5184 (handle_pure_call): New function.
5185 (find_func_aliases): Call it.
5186 (find_what_p_points_to): Handle the call-used set.
5187 (clobber_what_escaped): Likewise.
5188 (compute_call_used_vars): New function.
5189 (init_base_vars): Init the call-used variable.
5190 (do_sd_constraint): Do not propagate the solution from CALLUSED
5191 but use CALLUSED as a placeholder.
5192 (solve_graph): Likewise.
5193 * tree-flow-inline.h (gimple_call_used_vars): New function.
5194 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
5195 (compute_call_used_vars): Declare.
5196 * tree-ssa-alias.c (set_initial_properties): Call
5197 compute_call_used_vars.
5198 (reset_alias_info): Clear call-used variables.
5199 (add_call_clobber_ops): Assert we are not called for const/pure
5200 functions. Remove handling of them.
5201 (add_call_read_ops): Handle pure functions by adding the
5202 call-used set of variables as VUSEs.
5203 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
5204 (delete_tree_ssa): Free it.
5205 * tree-dfa.c (remove_referenced_var): Clear the var from the
5208 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
5210 * tree.c (build_varargs_function_type_list): New.
5211 (build_function_type_list_1): New.
5212 (build_function_type_list): Use build_function_type_list_1.
5213 * tree.h (build_varargs_function_type_list): New.
5215 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5218 * config/spu/spu.c (spu_builtin_splats): Do not generate
5219 invalid CONST_VECTOR expressions.
5220 (spu_expand_vector_init): Likewise.
5222 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
5224 * optabs.c (libfunc_decls): New variable.
5225 (libfunc_decl_hash, libfunc_decl_eq): New functions.
5226 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
5227 for the same function twice.
5229 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
5231 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
5232 ix86_expand_binary_operator directly.
5233 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
5235 (*ashrti3_1): Ditto.
5236 (*lshrti3_1): Ditto.
5237 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
5238 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
5239 using only one splitter. Conditionaly execute splitter before or
5240 after peephole2 pass.
5241 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
5242 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
5243 Use only one alternative in asm template.
5244 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
5246 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
5247 "J" operand constraint for operand 2.
5248 (*ashldi3_cconly_rex64): Ditto.
5249 (*ashrdi3_cmp_rex64): Ditto.
5250 (*ashrdi3_cconly_rex64): Ditto.
5251 (*lshrdi3_cmp_rex64): Ditto.
5252 (*lshrdi3_cconly_rex64): Ditto.
5253 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
5254 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
5255 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
5258 2008-06-27 Jakub Jelinek <jakub@redhat.com>
5260 * gimplify.c (omp_is_private): Don't return true if decl is not
5261 already private on #pragma omp for or #pragma omp parallel for.
5264 * tree-cfg.c (struct move_stmt_d): Replace block field with
5265 orig_block and new_block fields.
5266 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
5267 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
5268 (move_block_to_fn): Replace vars_map and new_label_map arguments
5269 with struct move_stmt_d pointer.
5270 (replace_block_vars_by_duplicates): New function.
5271 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
5272 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
5273 all subblocks of ORIG_BLOCK to the new function. Call
5274 replace_block_vars_by_duplicates.
5275 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
5276 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
5277 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
5278 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
5279 (expand_omp): Temporarily set input_location to the location of
5280 region's controlling stmt.
5281 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
5282 BIND_EXPR, push ctx->block_vars and gimplification vars into
5283 the BIND_EXPR and its block's BLOCK_VARS instead of directly
5285 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
5286 there are any BLOCK_VARS.
5287 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
5288 OMP_PARALLEL or OMP_TASK stmt.
5289 (lower_omp): Save and restore input_location around the lower_omp_1
5292 2008-06-27 Richard Guenther <rguenther@suse.de>
5294 PR tree-optimization/36400
5295 PR tree-optimization/36373
5296 PR tree-optimization/36344
5297 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
5298 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
5299 (update_alias_info): Remove call clobbering code.
5300 (make_constraint_to): New helper function.
5301 (make_escape_constraint): Likewise.
5302 (handle_rhs_call): Use it on all pointer containing arguments.
5303 Also mark the static chain escaped.
5304 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
5305 instead of ANYTHING.
5306 (make_constraint_from): New helper split out from ...
5307 (make_constraint_from_anything): ... here.
5308 (find_func_aliases): Add constraints for escape sites.
5309 (intra_create_variable_infos): Make constraints from NONLOCAL
5311 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
5313 (clobber_what_p_points_to): Remove.
5314 (clobber_what_escaped): New function.
5315 (init_base_vars): Init NONLOCAL and ESCAPED.
5316 (do_sd_constraint): Do not propagate the solution from ESCAPED
5317 but use ESCAPED as a placeholder.
5318 (solve_graph): Likewise.
5319 * tree-flow.h (clobber_what_p_points_to): Remove.
5320 (clobber_what_escaped): Declare.
5321 * tree-ssa-alias.c (set_initial_properties): Call it.
5322 Remove code clobbering escaped pointers.
5324 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
5326 * function.c (allocate_struct_function): Only allocate a unique
5327 funcdef_no if the decl is nonzero.
5329 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
5331 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
5332 * config/mips/mips.c (mips_split_const_insns): New function.
5333 * config/mips/mips.md (move_type): New attribute.
5334 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
5335 (dword_mode): New attribute.
5336 (type): Avoid long line. Map "move_type"s to "type"s,
5337 choosing "multi" for doubleword moves if appropriate.
5338 Swap MTC/MFC comments to match their declaration order.
5339 (extended_mips16): Default to "yes" if "move_type" is "sll0",
5340 "type" is "branch" or "jal" is "direct".
5341 (length): Handle "extended_mips16" first. Make the default
5342 "0" for "ghost" instructions. Set the length from "move_type".
5343 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
5344 of "type", with "sll0" for the register alternative. Remove the
5345 "extended_mips16" attribute.
5346 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
5347 of "type", with "shift_shift" for the register alternative.
5348 Remove the "length" attribute.
5349 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
5350 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
5351 of "type", with "andi" for the register alternative.
5352 (*zero_extendqihi2): Likewise.
5353 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
5354 of "andi" instead of a "type" of "arith".
5355 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
5357 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
5358 (mov_<store>r, *mov<mode>_ra): Likewise.
5359 (extendsidi2): Use "move_type" instead of "type", with "move"
5360 for the register alternative.
5361 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
5362 of "type", with "signext" for the register alternative.
5363 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
5364 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
5365 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
5366 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
5367 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
5368 (unnamed branch insn): Likewise.
5369 (*movdi_gp32_fp64): Fold into...
5370 (*movdi_32bit): ...here.
5371 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
5372 (*movdf_hardfloat): ...this new pattern.
5373 (*movdf_softfloat): Remove redundant FPR alternatives.
5374 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
5375 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
5376 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
5377 the "move" attribute.
5378 (*movdi_32bit): Use "move_type" instead of "type" and remove the
5379 "length" attribute. Use "fpload" and "fpstore" instead of "load"
5380 and "store" for COP loads and stores.
5381 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
5382 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
5383 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
5384 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
5385 (*movtf_mips16, *movv2sf): Likewise.
5386 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
5387 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
5388 (mfhc1<mode>): Use "move_type" instead of "move".
5389 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
5390 (loadgp_blockage): Remove the "length" attribute.
5391 (blockage, set_got_version, update_got_version): Likewise.
5392 (call_internal): Remove the "extended_mips16" attribute.
5393 (call_value_internal, call_value_multiple_internal): Likewise.
5394 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
5396 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
5397 the "length" attribute.
5399 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5401 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
5402 -Wcast-qual warnings.
5403 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
5404 handle_pragma_pop_macro): Likewise.
5405 * collect2.c (resolve_lib_name): Likewise.
5406 * config/arc/arc.c (arc_init): Likewise.
5407 * config/arm/arm.c (neon_builtin_compare,
5408 locate_neon_builtin_icode): Likewise.
5409 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
5410 * config/bfin/bfin.c (bfin_init_machine_status,
5411 bfin_optimize_loop): Likewise.
5412 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
5413 * config/cris/cris.c (cris_init_expanders): Likewise.
5414 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
5415 * config/darwin.c (machopic_indirection_eq,
5416 machopic_indirection_name, machopic_output_indirection): Likewise.
5417 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
5418 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
5419 frv_optimize_membar): Likewise.
5420 * config/i386/cygwin.h (mingw_scan,
5421 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
5422 * config/i386/cygwin1.c (mingw_scan): Likewise.
5423 * config/i386/i386.c (machopic_output_stub): Likewise.
5424 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
5425 i386_pe_unique_section): Likewise.
5426 * config/ia64/ia64.c (ia64_init_machine_status,
5427 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
5429 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
5430 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
5431 * config/m68k/m68k.c (m68k_handle_option,
5432 m68k_sched_md_init_global): Likewise.
5433 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
5434 mcore_unique_section): Likewise.
5435 * config/mips/mips.c (mips_block_move_straight,
5436 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
5438 * config/mmix/mmix.c (mmix_init_machine_status,
5439 mmix_encode_section_info): Likewise.
5440 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
5441 * config/rs6000/rs6000.c (rs6000_init_machine_status,
5442 print_operand_address, output_toc, redefine_groups,
5443 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
5444 * config/s390/s390.c (s390_init_machine_status): Likewise.
5445 * config/score/score.c (score_block_move_straight,
5446 score_block_move_loop_body): Likewise.
5447 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
5448 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
5449 * emit-rtl.c (find_auto_inc): Likewise.
5450 * gcc.c (translate_options, process_command): Likewise.
5451 * reorg.c (dbr_schedule): Likewise.
5452 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
5453 * xcoffout.c (xcoffout_declare_function): Likewise.
5455 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
5457 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
5458 ipa-pta working again.
5460 2008-06-27 David Edelsohn <edelsohn@gnu.org>
5462 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
5465 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
5467 * config.gcc (powerpc*-*-*): Add new core e500mc.
5468 * config/rs6000/e500mc.md: New file.
5469 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5471 (rs6000_override_options): Add e500mc case to
5472 processor_target_table. Altivec and Spe options not allowed
5473 with e500mc. Add isel instruction to e500mc by
5474 default. Initialize rs6000_cost for e500mc.
5475 (rs6000_issue_rate): Set issue rate for e500mc.
5476 * config/rs6000/rs6000.h (processor_type): Add
5477 PROCESSOR_PPCE500MC.
5478 (ASM_CPU_SPEC): Add e500mc.
5479 Set TARGET_ISEL to rs6000_isel.
5480 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
5481 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
5482 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
5484 * doc/invoke.texi: Add e500mc to list of cpus.
5486 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5489 * c-lex.c (lex_charconst): Initialize unsignedp.
5491 2008-06-27 Olivier Hainque <hainque@adacore.com>
5493 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
5494 documented assumptions.
5496 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
5498 * dwarf2out.c: Remove trailing white spaces. Break long line
5501 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
5503 * libfuncs.h (LTI_synchronize): New libfunc_index.
5504 (synchronize_libfunc): Declare.
5505 * builtins.c (expand_builtin_synchronize): Consider using
5506 synchronize_libfunc before falling back on an asm blockage.
5507 * config/mips/mips.c: Include libfuncs.h
5508 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
5510 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
5512 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
5513 parameter. Copy stack_reg to r11 where appropriate.
5514 (no_global_regs_above): Add gpr parameter.
5515 (rs6000_stack_info): Only add padding for SPE save area if we
5516 are saving SPE GPRs and CR.
5517 (saveres_routine_syms): New variable.
5518 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
5520 (rs6000_savres_routine_sym): New function.
5521 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
5523 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
5524 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
5525 Tweak FPR out-of-line saving.
5526 (rs6000_make_savres_rtx): New function.
5527 (rs6000_use_multiple_p): New function.
5528 (rs6000_savres_strategy): New function.
5529 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
5530 out-of-line if appropriate.
5531 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
5532 if we are optimizing for size.
5533 (GP_SAVE_INLINE): Define.
5534 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
5535 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
5536 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
5537 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
5538 (*save_fpregs_<mode>): Add use of r11.
5539 (*restore_gpregs_<mode>): New insn.
5540 (*return_and_restore_gpregs_<mode>): New insn.
5541 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
5543 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
5544 (*restore_gpregs_spe): New insn.
5545 (*return_and_restore_gpregs_spe): New insn.
5546 * config/rs6000/predicates.md (save_world_operation): Fix check.
5548 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
5550 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
5551 this point, so assert that.
5553 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
5555 * cfganal.c: Include vec.h and vecprim.h.
5556 (compute_idf): Import from...
5557 * tree-into-ssa (compute_idf): ...here.
5558 * basic-block.h (compute_idf): Export.
5560 2008-06-26 Joseph Myers <joseph@codesourcery.com>
5562 * c-decl.c (merge_decls): Use !current_function_decl to check for
5563 extern declaration of C99 inline function being at file scope.
5565 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
5567 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
5569 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5571 * alias.c (record_alias_subset, init_alias_analysis): Fix
5572 -Wc++-compat and/or -Wcast-qual warnings.
5573 * attribs.c (lookup_attribute_spec): Likewise.
5574 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
5575 copy_bb, connect_traces,
5576 find_rarely_executed_basic_blocks_and_cr): Likewise.
5577 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
5578 note_btr_set, migrate_btr_defs): Likewise.
5579 * builtins.c (result_vector, expand_builtin_memcpy,
5580 expand_builtin_mempcpy_args, expand_builtin_strncpy,
5581 builtin_memset_read_str, expand_builtin_printf,
5582 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
5584 * caller-save.c (mark_set_regs): Likewise.
5585 * calls.c (expand_call, emit_library_call_value_1): Likewise.
5586 * cgraph.c (cgraph_edge): Likewise.
5587 * combine.c (likely_spilled_retval_1): Likewise.
5588 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
5589 htab_counts_entry_del, get_coverage_counts): Likewise.
5590 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
5591 new_cselib_val): Likewise.
5592 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
5593 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
5595 * df-core.c (df_compact_blocks): Likewise.
5596 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
5597 * df-scan.c (df_grow_reg_info, df_ref_create,
5598 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
5599 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
5600 df_record_entry_block_defs, df_record_exit_block_uses,
5601 df_bb_verify): Likewise.
5602 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
5603 DF_REF_EXTRACT_MODE_CONST): New.
5604 * dominance.c (get_immediate_dominator, get_dominated_by,
5605 nearest_common_dominator, root_of_dom_tree,
5606 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
5607 -Wc++-compat and/or -Wcast-qual warnings.
5608 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
5609 record_store, replace_read, check_mem_read_rtx, scan_insn,
5610 dse_step1, dse_record_singleton_alias_set): Likewise.
5611 * dwarf2asm.c (dw2_force_const_mem): Likewise.
5613 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5615 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
5616 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
5617 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
5618 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
5619 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
5620 add_ranges_num, add_ranges_by_labels, file_info_cmp,
5621 file_name_acquire, output_file_names, add_const_value_attribute,
5622 premark_used_types_helper, file_table_eq, file_table_hash,
5623 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
5624 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
5625 -Wcast-qual warnings.
5626 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
5627 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
5628 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
5629 gen_reg_rtx, start_sequence, init_emit): Likewise.
5630 * et-forest.c (et_new_occ, et_new_tree): Likewise.
5631 * except.c (init_eh_for_function, gen_eh_region,
5632 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
5633 arh_to_landing_pad, arh_to_label, add_action_record,
5634 add_call_site, switch_to_exception_section): Likewise.
5635 * expmed.c (synth_mult): Likewise.
5636 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
5637 store_expr): Likewise.
5638 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
5640 * function.c (assign_stack_temp_for_type,
5641 allocate_struct_function, match_asm_constraints_1): Likewise.
5642 * gcov-io.c (gcov_allocate): Likewise.
5643 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
5644 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
5645 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
5646 record_one_set, insert_expr_in_table, insert_set_in_table,
5647 dump_hash_table, compute_hash_table_work, alloc_hash_table,
5648 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
5649 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
5650 -Wcast-qual warnings.
5652 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5654 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
5655 -Wcast-qual warnings.
5656 * gcc.c (process_command): Likewise.
5657 * genattrtab.c (oballoc): Use XOBNEW.
5658 (oballocvec): Define.
5659 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
5660 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
5661 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
5662 -Wc++-compat and/or -Wcast-qual warnings.
5663 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
5664 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
5665 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
5666 gen_presence_absence_set, gen_automaton, gen_regexp_el,
5667 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
5668 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
5669 add_excls, process_presence_absence_names,
5670 process_presence_absence_patterns, add_presence_absence,
5671 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
5672 get_free_state, add_arc, get_free_automata_list_el,
5673 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
5674 transform_3, cache_presence, create_ainsns, create_automata,
5675 create_state_ainsn_table, dfa_insn_code_enlarge,
5676 output_trans_func, output_min_issue_delay_func,
5677 output_dead_lock_func, output_reset_func,
5678 output_get_cpu_unit_code_func, output_dfa_start_func,
5679 expand_automata): Likewise.
5680 * genextract.c (gen_insn): Likewise.
5681 * gengtype-lex.l: Likewise.
5682 * gengtype.c (read_input_list, adjust_field_type,
5683 process_gc_options): Likewise.
5684 * genoutput.c (note_constraint): Likewise.
5685 * genpreds.c (mangle, add_constraint): Likewise.
5686 * genrecog.c (process_define_predicate, new_decision,
5687 add_to_sequence): Likewise.
5688 * gensupport.c (record_insn_name): Likewise.
5690 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5692 * config/i386/driver-i386.c (detect_caches_amd,
5693 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
5694 and/or -Wcast-qual warnings.
5695 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
5696 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
5697 gt_pch_save): Likewise.
5698 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
5699 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
5700 * global.c (compute_regsets): Likewise.
5701 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
5702 finish_graph_dump_file): Likewise.
5703 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
5704 unlink_bb_notes): Likewise.
5705 * integrate.c (get_hard_reg_initial_val): Likewise.
5706 * ipa-prop.c (ipa_push_func_to_list): Likewise.
5707 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
5708 * local-alloc.c (update_equiv_regs): Likewise.
5709 * loop-invariant.c (check_invariant_table_size,
5710 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
5712 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
5713 altered_reg_used, mark_altered): Likewise.
5714 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
5715 insert_var_expansion_initialization,
5716 combine_var_copies_in_loop_exit, apply_opt_in_copies,
5717 release_var_copies): Likewise.
5718 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
5719 analyze_matrix_decl, add_allocation_site, analyze_transpose,
5720 analyze_accesses_for_phi_node, check_var_notmodified_p,
5721 check_allocation_function, find_sites_in_func,
5722 record_all_accesses_in_func, transform_access_sites,
5723 transform_allocation_sites): Likewise.
5724 * omp-low.c (new_omp_region, create_omp_child_function_name,
5725 check_omp_nesting_restrictions, check_combined_parallel,
5726 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
5727 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
5728 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
5729 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
5731 * opts-common.c (prune_options): Likewise.
5732 * opts.c (add_input_filename, print_filtered_help,
5733 get_option_state): Likewise.
5734 * params.c (add_params): Likewise.
5735 * passes.c (set_pass_for_id, next_pass_1,
5736 do_per_function_toporder, pass_fini_dump_file): Likewise.
5737 * postreload.c (reload_cse_simplify_operands): Likewise.
5738 * predict.c (tree_predicted_by_p, tree_predict_edge,
5739 clear_bb_predictions, combine_predictions_for_bb): Likewise.
5741 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5743 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
5745 * recog.c (check_asm_operands, validate_change_1): Likewise.
5746 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
5747 subst_asm_stack_regs): Likewise.
5748 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
5749 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
5750 * regmove.c (reg_is_remote_constant_p): Likewise.
5751 * regrename.c (regrename_optimize, scan_rtx_reg,
5752 kill_clobbered_value, kill_set_value, kill_autoinc_value):
5754 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
5755 regstat_compute_calls_crossed): Likewise.
5756 * reload1.c (init_reload, new_insn_chain,
5757 has_nonexceptional_receiver, reload, copy_reloads,
5758 calculate_needs_all_insns, init_elim_table): Likewise.
5759 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
5760 * rtl.c (shallow_copy_rtx_stat): Likewise.
5761 * rtlanal.c (parms_set): Likewise.
5762 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
5763 sbitmap_resize, sbitmap_vector_alloc): Likewise.
5764 * sched-ebb.c (earliest_block_with_similiar_load,
5765 add_deps_for_risky_insns): Likewise.
5766 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
5767 schedule_region): Likewise.
5768 * see.c (eq_descriptor_pre_extension,
5769 hash_descriptor_pre_extension, hash_del_pre_extension,
5770 eq_descriptor_properties, hash_descriptor_properties,
5771 hash_del_properties, see_seek_pre_extension_expr,
5772 see_initialize_data_structures, see_print_register_properties,
5773 see_print_pre_extension_expr, see_delete_merged_def_extension,
5774 see_delete_unmerged_def_extension, see_emit_use_extension,
5775 see_pre_delete_extension, see_map_extension, see_commit_changes,
5776 see_analyze_merged_def_local_prop,
5777 see_analyze_merged_def_local_prop,
5778 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
5779 see_set_prop_merged_def, see_set_prop_unmerged_def,
5780 see_set_prop_unmerged_use, see_print_one_extension,
5781 see_merge_one_use_extension, see_merge_one_def_extension,
5782 see_store_reference_and_extension, see_update_uses_relevancy,
5783 see_update_defs_relevancy): Likewise.
5784 * statistics.c (hash_statistics_hash, hash_statistics_eq,
5785 hash_statistics_free, curr_statistics_hash): Likewise.
5786 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
5787 expand_asm_operands, expand_return, case_bit_test_cmp,
5788 expand_case): Likewise.
5789 * stor-layout.c (start_record_layout): Likewise.
5790 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
5791 gt_pch_save_stringpool): Likewise.
5792 * tree-data-ref.c (hash_stmt_vertex_info,
5793 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
5794 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
5796 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
5799 * config/i386/i386.md : Change constraints of HImode and QImode
5800 immediate operands from "i" to "n". Change SImode "ni" constraint to
5801 "i" and SImode "rmi" constraint to "g". Remove all constraints
5802 from const0_operand and const1_operand predicated operands.
5803 (i): Change QImode and HImode attribute from "i" to "n".
5804 (*subqi_2): Change HImode operands to QImode.
5807 2008-06-25 Olivier Hainque <hainque@adacore.com>
5809 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
5812 2008-06-25 Richard Guenther <rguenther@suse.de>
5814 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
5815 not overflow the result type.
5817 2008-06-25 Richard Guenther <rguenther@suse.de>
5819 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
5820 (vn_lookup): Likewise.
5822 2008-06-25 Richard Guenther <rguenther@suse.de>
5824 PR tree-optimization/35518
5825 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
5826 * tree-sra.c (instantiate_element): Use fold_build3 to build
5828 (try_instantiate_multiple_fields): Likewise.
5830 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5832 * config/rs6000/rs6000.md: Change all string instruction's clobber to
5835 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5837 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
5838 use_backchain_to_restore_sp to true
5839 if the offset of the link register save area would go over the 32k - 1
5840 offset limit of the load
5843 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
5845 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
5846 anchor for the type-punning blurb. Cross-reference "Structures
5847 unions enumerations and bit-fields implementation". Provide a
5848 cast-through-pointer example. Make final sentence self-contained.
5849 * doc/implement-c.texi (Structures unions enumerations and
5850 bit-fields implementation): Cross-reference the type-punning blurb
5851 in the -fstrict-aliasing documentation.
5853 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5856 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
5857 the memory instead of the memory itself for the save area.
5859 2008-06-24 Olivier Hainque <hainque@adacore.com>
5860 Nicolas Roche <roche@adacore.com>
5862 * gengtype.c (srcdir_len): size_t instead of int.
5863 (get_file_realbasename): New function. For F a filename, the real
5864 basename of F, with all the path components stripped.
5865 (get_file_srcdir_relative_path): New function. For F a filename, the
5866 relative path to F from $(srcdir).
5867 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
5868 get_file_realbasename. Adjust the head comment.
5869 (get_prefix_langdir_index): New function. For F a filename, return the
5870 lang_dir_names[] relative index of the language directory that is
5872 (get_file_langdir): For F a filename, return the name of the language
5873 directory where F is located.
5874 (get_file_gtfilename): New function. The gt- output file name for an
5876 (get_output_file_with_visibility): Replace in-line computations with
5877 uses of get_file_gtfilename and get_prefix_langdir_index.
5878 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
5880 2008-06-24 Jakub Jelinek <jakub@redhat.com>
5882 PR tree-optimization/36504
5883 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
5884 references without base address.
5886 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5889 * calls.c (expand_call): Increase alignment for recursive functions.
5891 2008-06-23 Anatoly Sokolov <aesok@post.ru>
5893 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
5894 (TARGET_FUNCTION_VALUE): New define.
5895 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
5896 * config/avr/avr.h (FUNCTION_VALUE): Remove.
5898 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5900 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
5901 (fmod<mode>3): Ditto.
5902 (remainderxf3): Ditto.
5903 (remainder<mode>3): Ditto.
5905 2008-06-23 Jakub Jelinek <jakub@redhat.com>
5908 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
5909 REG is a hard register.
5911 PR tree-optimization/36508
5912 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
5913 499, don't check it at all in release compilers.
5915 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
5917 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
5918 together with SSE_TARGET_MATH to disable insn pattern.
5919 (*fop_<MODEF:mode>_2_i387): Ditto.
5920 (*fop_<MODEF:mode>_3_i387): Ditto.
5922 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
5924 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
5926 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5929 * gimplify.c (gimplify_asm_expr): Check the return code of
5930 parse_output_constraint call, set function return and is_inout
5933 2008-06-22 Ian Lance Taylor <iant@google.com>
5935 * c-lex.c (narrowest_unsigned_type): Change itk to int.
5936 (narrowest_signed_type): Likewise.
5937 * c-typeck.c (c_common_type): Change local variable mclass to enum
5939 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
5940 tcc_comparison, not the tree code itself.
5941 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
5942 (c_expand_expr): Cast modifier to enum expand_modifier.
5943 * c-common.h (C_RID_CODE): Add casts.
5944 (C_SET_RID_CODE): Define.
5945 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
5946 (c_lex_one_token): Add cast to avoid warning.
5947 (c_parser_objc_type_name): Rename local typename to type_name.
5948 (check_no_duplicate_clause): Change code parameter to enum
5950 (c_parser_omp_var_list_parens): Change kind parameter to enum
5952 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
5953 c_parser_omp_list_var_parens.
5954 (c_parser_omp_threadprivate): Likewise.
5955 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
5956 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
5957 * c-format.c (NO_FMT): Define.
5958 (printf_length_specs): Use NO_FMT.
5959 (asm_fprintf_length_specs): Likewise.
5960 (gcc_diag_length_specs): Likewise.
5961 (scanf_length_specs): Likewise.
5962 (strfmon_length_specs): Likewise.
5963 (gcc_gfc_length_specs): Likewise.
5964 (printf_flag_specs): Change 0 to STD_C89.
5965 (asm_fprintf_flag_specs): Likewise.
5966 (gcc_diag_flag_specs): Likewise.
5967 (gcc_cxxdiag_flag_specs): Likewise.
5968 (scanf_flag_specs): Likewise.
5969 (strftime_flag_specs): Likewise.
5970 (strfmon_flag_specs): Likewise.
5971 (print_char_table): Likewise.
5972 (asm_fprintf_char_table): Likewise.
5973 (gcc_diag_char_table): Likewise.
5974 (gcc_tdiag_char_table): Likewise.
5975 (gcc_cdiag_char_table): Likewise.
5976 (gcc_cxxdiag_char_table): Likewise.
5977 (gcc_gfc_char_table): Likewise.
5978 (scan_char_table): Likewise.
5979 (time_char_table): Likewis.
5980 (monetary_char_table): Likewise.
5981 * c-format.h (BADLEN): Likewise.
5983 2008-06-21 Ian Lance Taylor <iant@google.com>
5985 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
5986 Define END_OF_BASE_TREE_CODES around inclusion.
5987 * tree.c (tree_code_type): New global array.
5988 (tree_code_length, tree_code_name): Likewise.
5989 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
5991 (all-tree.def, s-alltree): New targets.
5992 (gencheck.h, s-gencheck): Remove.
5993 (tree.o): Depend upon all-tree.def.
5994 (build/gencheck.o): Remove gencheck.h dependency.
5995 (mostlyclean): Don't remove gencheck.h.
5996 * c-common.h (enum c_tree_code): Remove.
5997 * c-lang.c (tree_code_type): Remove.
5998 (tree_code_length, tree_code_name): Remove.
5999 * gencheck.c (tree_codes): Include all-tree.def, rather than
6000 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
6002 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
6004 * cp/cp-tree.h (enum cplus_tree_code): Remove.
6005 (operator_name_info): Size to MAX_TREE_CODES.
6006 (assignment_operator_name_info): Likewise.
6007 * cp/cp-lang.c (tree_code_type): Remove.
6008 (tree_code_length, tree_code_name): Remove.
6009 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
6010 (assignment_operator_name_info): Likewise.
6011 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
6013 * cp/mangle.c (write_expression): Likewise.
6014 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
6015 * fortran/f95-lang.c (tree_code_type): Remove.
6016 (tree_code_length, tree_code_name): Remove.
6017 * java/java-tree.h (enum java_tree_code): Remove.
6018 * java/lang.c (tree_code_type): Remove.
6019 (tree_code_length, tree_code_name): Remove.
6020 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
6021 * objc/objc-act.h (enum objc_tree_code): Remove.
6022 * objc/objc-lang.c (tree_code_type): Remove.
6023 (tree_code_length, tree_code_name): Remove.
6024 * objcp/objcp-lang.c (tree_code_type): Remove.
6025 (tree_code_length, tree_code_name): Remove.
6026 * ada/ada-tree.h (enum gnat_tree_code): Remove.
6027 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
6028 * ada/misc.c (tree_code_type): Remove.
6029 (tree_code_length, tree_code_name): Remove.
6031 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
6033 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
6034 the grand_bitmap_obstack.
6036 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6038 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
6039 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
6040 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
6041 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
6042 move_stmt_r, new_label_mapper): Likewise.
6043 * tree-complex.c (cvc_lookup): Likewise.
6044 * tree-dfa.c (create_function_ann): Likewise.
6045 * tree-dump.c (dump_register): Likewise.
6046 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
6047 find_phi_replacement_condition): Likewise.
6048 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
6049 tree_function_versioning): Likewise.
6050 * tree-into-ssa.c (cmp_dfsnum): Likewise.
6051 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
6052 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
6053 get_nonlocal_debug_decl, convert_nonlocal_reference,
6054 convert_nonlocal_omp_clauses, get_local_debug_decl,
6055 convert_local_reference, convert_local_omp_clauses,
6056 convert_nl_goto_reference, convert_nl_goto_receiver,
6057 convert_tramp_reference, convert_call_expr): Likewise.
6058 * tree-outof-ssa.c (contains_tree_r): Likewise.
6059 * tree-parloops.c (reduction_phi, initialize_reductions,
6060 eliminate_local_variables_1, add_field_for_reduction,
6061 add_field_for_name, create_phi_for_local_result,
6062 create_call_for_reduction_1, create_loads_for_reductions,
6063 create_stores_for_reduction, create_loads_and_stores_for_name):
6065 * tree-phinodes.c (allocate_phi_node): Likewise.
6066 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
6067 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
6068 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
6069 * tree-ssa-coalesce.c (compare_pairs): Likewise.
6070 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
6071 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
6072 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
6073 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
6074 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
6075 vn_nary_op_insert): Likewise.
6076 * tree-ssa.c (redirect_edge_var_map_add,
6077 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
6078 * tree-vectorizer.c (vectorize_loops): Likewise.
6079 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
6080 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
6081 tree_cons_stat, build1_stat, build_variant_type_copy,
6082 decl_init_priority_lookup, decl_fini_priority_lookup,
6083 decl_priority_info, decl_restrict_base_lookup,
6084 decl_restrict_base_insert, decl_debug_expr_lookup,
6085 decl_debug_expr_insert, decl_value_expr_lookup,
6086 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
6087 type_hash_add, get_file_function_name, tree_check_failed,
6088 tree_not_check_failed, tree_range_check_failed,
6089 omp_clause_range_check_failed, build_omp_clause,
6090 build_vl_exp_stat): Likewise.
6091 * value-prof.c (gimple_histogram_value,
6092 gimple_duplicate_stmt_histograms): Likewise.
6093 * var-tracking.c (attrs_list_insert, attrs_list_copy,
6094 unshare_variable, variable_union_info_cmp_pos, variable_union,
6095 dataflow_set_different_1, dataflow_set_different_2,
6096 vt_find_locations, variable_was_changed, set_variable_part,
6097 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
6098 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
6099 section_entry_hash, object_block_entry_eq,
6100 object_block_entry_hash, create_block_symbol,
6101 initialize_cold_section_name, default_function_rodata_section,
6102 strip_reg_name, set_user_assembler_name, const_desc_eq,
6103 build_constant_desc, output_constant_def, lookup_constant_def,
6104 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
6105 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
6106 default_internal_label): Likewise.
6107 * varray.c (varray_init, varray_grow): Likewise.
6108 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
6110 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
6112 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
6113 operators for "test" insn. Macroize insn using SWI mode macro.
6114 (*jcc_fused_2): Ditto.
6115 (*jcc_fused_3): Macroize insn using SWI mode macro.
6116 (*jcc_fused_4): Ditto.
6118 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
6120 * tree-ssa-pre.c: Fix typo in comment.
6121 (init_antic, fini_antic): Add explicit funtions for
6122 initializing and deinitializing ANTIC and AVAIL sets.
6123 (create_expression_by_pieces): Fix typo in comment.
6124 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
6125 (execute_pre): Eventually dump details about ANTIC_IN.
6127 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6129 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
6130 * gcc.c (translate_options, init_spec, store_arg, read_specs,
6131 add_to_obstack, file_at_path, find_a_file, execute,
6132 add_preprocessor_option, add_assembler_option, add_linker_option,
6133 process_command, insert_wrapper, do_option_spec, do_self_spec,
6134 spec_path, do_spec_1, is_directory, main, used_arg,
6135 getenv_spec_function): Likewise.
6136 * tlink.c (symbol_hash_lookup, file_hash_lookup,
6137 demangled_hash_lookup, symbol_push, file_push, frob_extension):
6140 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6142 * doc/rtl.texi: Updated subreg section.
6144 2008-06-19 Jakub Jelinek <jakub@redhat.com>
6147 * cgraphunit.c (cgraph_process_new_functions): Don't clear
6148 node->needed and node->reachable.
6149 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
6150 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
6151 (expand_task_call): Don't call expand_task_copyfn.
6152 (expand_task_copyfn): Renamed to...
6153 (finalize_task_copyfn): ... this.
6155 2008-06-19 Jan Hubicka <jh@suse.cz>
6157 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
6158 clobbering framepointer.
6160 2008-06-19 Jan Hubicka <jh@suse.cz>
6162 * tree-optimize.c (execute_early_local_optimizations): Set
6163 cgraph_state only at first invocation.
6165 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6167 * system.h (-Wc++-compat): Activate as a warning, no an error.
6169 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
6171 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
6172 instead of "#" in insn asm template.
6173 (*jcc_fused_2): Ditto.
6175 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
6177 * config/i386/i386.h (ix86_tune_indices)
6178 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
6179 (TARGET_FUSE_CMP_AND_BRANCH): New define.
6180 * config/i386/i386.md (*jcc_fused_1): New insn pattern
6181 (*jcc_fused_2): Ditto.
6182 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
6183 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
6184 (print operand): Handle 'E' and 'e' code.
6186 2008-06-19 Anatoly Sokolov <aesok@post.ru>
6188 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
6189 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6190 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6192 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
6194 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
6196 (cgraph_expand_function): Use local copy of decl.
6197 (cgraph_expand_all_functions): Remove redundant initialization of
6199 (cgraph_optimize): Reword internal_error message.
6201 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
6203 * arm-protos.h (arm_return_in_memory): Remove public
6204 arm_return_in_memory() prototype.
6205 * arm.c (arm_return_in_memory): Add static prototype, add target
6206 hook macro, change definition and comments.
6207 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
6209 2008-06-19 Ben Elliston <bje@au.ibm.com>
6211 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
6212 real.c: Remove references to IEEE 754R.
6213 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
6214 * doc/libgcc.texi (Decimal float library routines): Likewise.
6216 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6218 * targhooks.h (struct gcc_target): New member unwind_word_mode.
6219 (default_unwind_word_mode): Add prototype.
6220 * targhooks.c (default_unwind_word_mode): New function.
6221 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
6222 instead of word_mode.
6223 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
6224 (TARGET_INITIALIZER): Use it.
6226 * c-common.c (handle_mode_attribute): Support "unwind_word"
6228 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
6230 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
6231 word_mode to access SjLj_Function_Context member "data".
6232 (sjlj_emit_dispatch_table): Likewise. Also, perform type
6233 conversion from targetm.eh_return_filter_mode () to
6234 targetm.unwind_word_mode () if they differ.
6236 * builtin-types.def (BT_UNWINDWORD): New primitive type.
6237 (BT_FN_UNWINDWORD_PTR): New function type.
6238 (BT_FN_WORD_PTR): Remove.
6239 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
6240 * except.c (expand_builtin_extend_pointer): Convert pointer to
6241 targetm.unwind_word_mode () instead of word_mode.
6243 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
6244 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
6245 (spu_unwind_word_mode): New function.
6246 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
6247 (TARGET_UNWIND_WORD_MODE): Define.
6248 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
6250 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6252 * config/spu/spu.c (reg_align): Remove.
6253 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
6254 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
6255 (spu_split_store): Likewise.
6257 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
6259 * gcc/tree-vn.c: Fix typo in comment.
6261 2008-06-18 Jan Hubicka <jh@suse.cz>
6263 * cgraphunit.c (cgraph_optimize): Output debug info when doing
6264 toplevel reorder too.
6266 2008-06-18 Jan Hubicka <jh@suse.cz>
6268 * c-opts.c (c_common_post_options): PCH is not compatible with
6270 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
6271 -fno-toplevel-reorder by default now.
6273 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6275 PR documentation/30739
6276 * doc/install.texi (Prerequisites): Document dependency on awk.
6278 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
6279 Ian Lance Taylor <iant@google.com>
6281 PR rtl-optimization/35604
6282 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
6283 only want to change jump destinations, not eventual label comparisons.
6285 2008-06-16 Jan Hubicka <jh@suse.cz>
6287 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
6289 (cgraph_analyze_function): Likewise.
6291 2008-06-16 Jan Hubicka <jh@suse.cz>
6293 * cgraph.h (cgraph_mark_if_needed): New function.
6294 * cgraphunit.c (cgraph_mark_if_needed): New function.
6295 * c-decl.c (duplicate_decl): Use it.
6297 2008-06-16 Jan Hubicka <jh@suse.cz>
6299 * cgraph.c (cgraph_add_new_function): When in expansion state, do
6302 2008-06-16 Jan Hubicka <jh@suse.cz>
6304 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
6306 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
6307 Kazu Hirata <kazu@codesourcery.com>
6308 Maxim Kuvyrkov <maxim@codesourcery.com
6310 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
6311 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
6312 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
6313 EXTRA_SPEC_FUNCTIONS.
6314 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
6315 (DRIVER_SELF_SPECS): Adjust.
6316 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
6317 * config/mips/st.h, config/mips/t-st: New.
6318 * config/mips/driver-native.c, config/mips/x-native: New.
6319 * doc/invoke.texi (MIPS): Document 'native' value for -march and
6322 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6324 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
6326 (ISA_HAS_FP_CONDMOVE): New macro.
6327 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
6328 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
6329 (ISA_HAS_NMADD3_NMSUB3): New macro.
6330 * config/mips/mips.c (mips_rtx_costs): Update.
6331 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
6332 compiling for ST Loongson 2E/2F.
6333 (madd<mode>): Rename to madd4<mode>. Update.
6334 (madd3<mode>): New pattern.
6335 (msub<mode>): Rename to msub4<mode>. Update.
6336 (msub3<mode>): New pattern.
6337 (nmadd<mode>): Rename to nmadd4<mode>. Update.
6338 (nmadd3<mode>): New pattern.
6339 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
6340 (nmadd3<mode>_fastmath): New pattern.
6341 (nmsub<mode>): Rename to nmsub4<mode>. Update.
6342 (nmsub3<mode>): New pattern.
6343 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
6344 (nmsub3<mode>_fastmath): New pattern.
6345 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
6347 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
6349 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
6350 (DF_REF_INSN_INFO): New.
6351 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
6352 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
6353 with a NULL DF_REF_INSN_INFO.
6354 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
6356 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
6357 DF_INSN_INFO_EQ_USES): New.
6358 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
6359 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
6360 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
6361 * df-core.c: Update comment for above changes.
6362 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
6363 DF_INSN_UID_* macros.
6364 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
6365 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
6366 insn rtx. Update all callers.
6367 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
6368 df_ref_create_structure, df_insn_refs_collect): Likewise.
6369 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
6370 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
6371 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
6372 macros to access the insn refs.
6373 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
6374 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
6375 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
6376 for accessing the refs.
6377 (try_fwprop_subst): Likewise.
6378 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
6379 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
6380 for accessing the refs.
6381 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
6382 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
6383 to look at the insn refs.
6384 (record_uses): Likewise.
6385 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
6387 (mark_artificial_uses): Don't mark_insn for artificial refs.
6388 (mark_reg_rependencies): Likewise.
6390 * doc/rtl.texi: Remove documentation of ADDRESSOF.
6392 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6394 * configure: Regenerate.
6396 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6398 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
6399 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6400 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6402 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6404 * config/avr/avr.c (avr_mcu_t): Add attiny167.
6405 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6406 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6408 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6410 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
6411 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6412 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6414 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
6416 * tree-ssa-sccvn.c: Fix format of comments.
6418 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
6420 * cgraph.c: Remove unneeded forward declarations of eq_node()
6423 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
6425 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
6427 (see_update_relevancy): Likewise.
6428 * fwprop.c (try_fwprop_subst): Likewise.
6429 * rtlanal.c (noop_move_p): Likewise.
6430 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
6431 notes to non-existing libcall blocks.
6432 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
6434 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
6435 (dead_libcall_p): Remove.
6436 (delete_trivially_dead_insns): Don't use it.
6437 * web.c (union_defs): Remove comment about keeping nops.
6438 * gcse.c (hash_scan_insn): Don't take libcall pointers.
6439 (compute_hash_table_work): Don't track libcall notes.
6440 (do_local_cprop): Don't take libcall pointers. Don't update
6442 (adjust_libcall_notes): Deleted.
6443 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
6444 ever have existed in the first place).
6445 (replace_store_insn): Don't try to remove libcall notes.
6446 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
6447 (resolve_reg_notes): Don't call them.
6448 (resolve_simple_move): Likewise.
6449 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
6450 Don't remove REG_RETVAL notes.
6451 * emit-rtl.c (try_split): Don't update libcall notes.
6452 (emit_copy_of_insn_after): Dito.
6453 * cselib.c (cselib_current_insn_in_libcall): Remove.
6454 (cselib_process_insn): Don't set/clear it.
6455 (new_elt_loc_list): Don't record it.
6456 (cselib_init): Don't initialize it.
6457 * cselib.c (struct elt_loc_list): Remove in_libcall field.
6458 * loop-invariant.c (find_invariant_insn): Don't look for libcall
6460 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
6461 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
6462 (init_deps): Don't initialize it.
6463 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
6464 * combine.c (delete_noop_moves): Don't update libcall notes.
6465 (can_combine_p): Remove now pointless #if 0 block.
6466 (try_combine): Remove another obsolete #if 0 block.
6467 (distribute_notes): Don't distribute libcall notes.
6468 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
6469 * dce.c (libcall_dead_p): Remove.
6470 (delete_unmarked_insns): Don't handle libcall blocks.
6471 (preserve_libcall_for_dce): Remove.
6472 (prescan_insns_for_dce): Don't special-case libcall block insns.
6473 * reload1 (reload): Don't handle libcall notes.
6474 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
6477 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
6479 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
6480 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6481 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6483 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
6485 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
6486 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6487 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6489 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6491 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
6493 2008-06-16 Ira Rosen <irar@il.ibm.com>
6495 PR tree-optimization/36493
6496 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
6497 the arguments list. Use VECTYPE to create vector pointer.
6498 (vectorizable_store): Fail if accesses through a pointer to vectype
6499 do not alias the original memory reference operands.
6500 Call vect_create_data_ref_ptr without the removed argument.
6501 (vectorizable_load): Likewise.
6502 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
6505 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
6508 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
6511 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6513 * config/mips/loongson2ef.md: New file.
6514 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
6515 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
6516 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
6517 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
6518 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
6520 (loongson2ef.md): New include.
6521 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
6522 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
6523 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
6524 (loongson_gt_<mode>, loongson_extract_halfword)
6525 (loongson_insert_halfword_0, loongson_insert_halfword_2)
6526 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
6527 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
6528 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
6529 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
6530 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
6531 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
6532 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
6533 (vec_interleave_low<mode>): Define type attribute.
6534 * config/mips/mips.c (mips_ls2): New static variable.
6535 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
6536 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
6537 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
6538 Implement target scheduling hooks.
6539 (mips_multipass_dfa_lookahead): Update to handle tuning for
6541 (mips_sched_init): Initialize data for Loongson scheduling.
6542 (mips_ls2_variable_issue): New static function.
6543 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
6545 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
6546 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
6547 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
6548 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
6549 Handle ST Loongson 2E/2F cores.
6550 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
6552 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6554 * omp-low.c (extract_omp_for_data): Fix comment typo.
6557 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6559 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
6560 FIXME note about gcc/config.guess.
6561 * doc/options.texi (Option file format): Remove non-ASCII bytes.
6562 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
6563 * doc/cppopts.texi: Likewise.
6564 * doc/extend.texi: Likewise.
6565 * doc/gcc.texi: Likewise.
6566 * doc/gccint.texi: Likewise.
6567 * doc/gcov.texi: Likewise.
6568 * doc/gty.texi: Likewise.
6569 * doc/hostconfig.texi: Likewise.
6570 * doc/install.texi: Likewise.
6571 * doc/invoke.texi: Likewise.
6572 * doc/loop.texi: Likewise.
6573 * doc/makefile.texi: Likewise.
6574 * doc/md.texi: Likewise.
6575 * doc/passes.texi: Likewise.
6576 * doc/tm.texi: Likewise.
6577 * doc/tree-ssa.texi: Likewise.
6578 * doc/trouble.texi: Likewise.
6580 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
6581 Nathan Sidwell <nathan@codesourcery.com>
6582 Maxim Kuvyrkov <maxim@codesourcery.com>
6583 Richard Sandiford <rdsandiford@googlemail.com>
6585 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
6586 * config/mips/mips-protos.h (mips_expand_vector_init): New.
6587 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
6589 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
6590 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
6591 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
6593 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
6594 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
6595 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
6596 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
6597 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
6598 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
6599 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
6600 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
6601 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
6602 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
6603 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
6604 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
6605 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
6606 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
6607 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
6608 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
6609 (mips_builtins): Add Loongson builtins.
6610 (mips_loongson_2ef_bdesc): New.
6611 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
6612 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
6613 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
6614 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
6616 (mips_expand_vector_init): New.
6617 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
6618 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
6620 * config/mips/mips.md: Add unspec numbers for Loongson
6621 builtins. Include loongson.md.
6622 (MOVE64): Include Loongson vector modes.
6623 (SPLITF): Include Loongson vector modes.
6624 (HALFMODE): Handle Loongson vector modes.
6625 * config/mips/loongson.md: New.
6626 * config/mips/loongson.h: New.
6627 * config.gcc: Add loongson.h header for mips*-*-* targets.
6628 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
6630 2008-06-14 Joseph Myers <joseph@codesourcery.com>
6632 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
6633 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
6634 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
6635 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
6636 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
6637 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
6638 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
6639 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
6640 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
6641 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
6642 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
6643 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
6644 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
6645 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
6646 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
6647 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
6648 Remove use_fixproto=yes.
6649 (ia64*-*-hpux*): Remove comment about using fixproto.
6650 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
6652 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6654 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
6656 * configure: Regenerate.
6658 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
6661 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
6662 before evaluating it.
6664 2008-06-13 Jakub Jelinek <jakub@redhat.com>
6667 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
6668 nested inline functions.
6669 (start_decl, start_function): Don't invert DECL_EXTERNAL
6670 for nested inline functions.
6672 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
6674 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
6675 splits that must be made for correctness.
6677 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
6679 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
6680 (AVAIL_NON_MIPS16): Likewise.
6681 (mips_builtin_description): Replace target_flags with a predicate.
6682 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
6683 (dspr2_32): New availability predicates.
6684 (MIPS_BUILTIN): New macro.
6685 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
6686 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
6687 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
6688 Replace the TARGET_FLAGS parameters with AVAIL parameters.
6689 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
6690 (mips_dsp_32only_bdesc): Merge into...
6691 (mips_builtins): ...this new array.
6692 (mips_bdesc_map, mips_bdesc_arrays): Delete.
6693 (mips_init_builtins): Update after above changes.
6694 (mips_expand_builtin_1): Merge into...
6695 (mips_expand_builtin): ...here and update after above changes.
6697 2008-06-12 Paul Brook <paul@codesourcery.com>
6699 * longlong.h (__arm__): Define count_leading_zeros.
6700 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
6701 (clzsi2, clzdi2): New functions.
6702 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
6703 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
6704 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
6705 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
6706 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
6707 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
6708 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
6709 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6710 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
6711 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
6713 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
6715 * config/m68k/m68k.c (m68k_tune_flags): New.
6716 (override_options): Compute m68k_tune_flags.
6717 (MULL_COST, MULW_COST): Update for various variants of CFV2.
6718 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
6720 2008-06-12 Jakub Jelinek <jakub@redhat.com>
6723 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
6725 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
6727 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
6728 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
6730 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
6732 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
6733 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
6735 2008-06-12 Jakub Jelinek <jakub@redhat.com>
6738 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
6741 2008-06-12 Richard Guenther <rguenther@suse.de>
6743 PR tree-optimization/36345
6744 * tree-flow.h (struct ptr_info_def): Align escape_mask,
6745 add memory_tag_needed flag.
6746 (may_alias_p): Declare.
6747 * tree-ssa-alias.c (may_alias_p): Export.
6748 (set_initial_properties): Use memory_tag_needed flag.
6749 (update_reference_counts): Likewise.
6750 (reset_alias_info): Reset memory_tag_needed flag.
6751 (create_name_tags): Check memory_tag_needed flag.
6752 (dump_points_to_info_for): Dump it.
6753 * tree-ssa-structalias.c (struct variable_info): Remove
6754 directly_dereferenced flag.
6755 (new_var_info): Do not initialize it.
6756 (process_constraint_1): Do not set it.
6757 (update_alias_info): Set is_dereferenced flag.
6758 (set_uids_in_ptset): Use may_alias_p.
6759 (set_used_smts): Check memory_tag_needed flag.
6760 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
6761 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
6762 memory_tag_needed flag.
6763 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
6766 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
6768 * config/i386/i386.c (ix86_compute_frame_layout): Disable
6769 red zone for w64 abi.
6770 (ix86_expand_prologue): Likewise.
6771 (ix86_force_to_memory): Likewise.
6772 (ix86_free_from_memory): Likewise.
6774 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
6777 * config/rs6000/rs6000.c (rs6000_override_options): Set
6778 rs6000_isel conditionally to the absence of comand line override.
6779 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6780 Remove duplicate rs6000_isel setting.
6781 * config/rs6000/eabispe.h: Ditto.
6783 2008-06-11 Richard Guenther <rguenther@suse.de>
6785 * alias.c (get_alias_set): Use the element alias-set for arrays.
6786 (record_component_aliases): For arrays and vectors do nothing.
6787 * c-common.c (strict_aliasing_warning): Handle the cases
6788 of alias set zero explicitly.
6789 * Makefile.in (dfp.o-warn): Add -Wno-error.
6791 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6793 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
6795 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
6796 tune_32 tune_64 to supported_defaults. Allow values not
6797 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
6798 x86_64. Do not override cpu_32 or cpu_64 values from target name.
6799 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
6800 with_cpu_64 to generic for 64-bit-supporting configurations, not
6801 with_cpu. Remove FIXMEs.
6802 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
6803 --with-arch-64, --with-tune-32, --with-tune-64): Document.
6804 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
6805 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
6806 arch_32 and arch_64.
6808 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
6809 Olivier Hainque <hainque@adacore.com>
6811 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
6812 Use DECL_SIZE_UNIT to retrieve the size of the field.
6814 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6816 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
6817 with function calls after declarations. Lay out
6818 neon_float_type_node before further use.
6820 2008-06-11 Richard Guenther <rguenther@suse.de>
6822 * tree-flow.h (may_point_to_global_var): Declare.
6823 * tree-ssa-alias.c (may_point_to_global_var): New function.
6824 * tree-ssa-sink.c (is_hidden_global_store): Use it.
6826 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
6828 * configure.ac: Teach that fido supports .debug_line.
6829 * configure: Regenerate.
6831 2008-06-10 Tom Tromey <tromey@redhat.com>
6833 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
6836 2008-06-10 Joseph Myers <joseph@codesourcery.com>
6838 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
6839 (encode_decimal64, decode_decimal64, encode_decimal128,
6840 decode_decimal128): Reverse order of 32-bit parts of value if host
6841 and target endianness differ.
6843 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
6845 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
6846 Avoid division by 0.
6847 (tree_mod_pow2_value_transform): Likewise.
6848 (tree_ic_transform): Likewise.
6849 (tree_stringops_transform): Likewise.
6850 (tree_mod_subtract_transform): Likewise.
6851 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
6852 (copy_edges_for_bb): Likewise.
6853 (initialize_cfun): Likewise.
6855 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
6857 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
6858 nonmemory_operand. Add "N" operand constraint.
6860 (*jcc_btdi_mask_rex64): New instruction and split pattern.
6861 (*jcc_btsi_mask): Ditto.
6862 (*jcc_btsi_mask_1): Ditto.
6864 2008-06-10 Joseph Myers <joseph@codesourcery.com>
6866 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
6867 TYPE_CANONICAL for copied element type.
6869 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
6872 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
6873 Add m_CORE2 and m_GENERIC.
6874 * config/i386/predicates.md (bt_comparison_operator): New predicate.
6875 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
6877 (*jcc_btdi_rex64): New instruction and split pattern.
6879 (*jcc_btsi_1): Ditto.
6880 (*btsq): Fix Intel asm dialect operand order.
6884 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
6887 * simplify-rtx.c (simplify_subreg): Add check for shift count
6890 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
6892 * doc/md.texi: Synchronize with later constraints.md change.
6893 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
6894 with a C implementation.
6895 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
6897 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
6898 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
6899 when moving to and from MD_REGNUM.
6900 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
6901 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
6902 Handle byte and halfword moves.
6903 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
6905 * config/mips/constraints.md (h): Turn into NO_REGS.
6906 (l, x): Update documentation.
6907 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
6908 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
6909 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
6910 (HILO): New mode iterator.
6912 (any_div): New code iterator.
6913 (u): Extend code attribute to div and udiv.
6914 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
6915 d_operand in the splitters. Remove redundant CONST_INT checks.
6916 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
6917 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
6918 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
6919 accordingly, using normal moves instead of unspecs to move LO into
6920 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
6921 (<u>mulsidi3): Handle expansion in C code.
6922 (<u>mulsidi3_32bit_internal): Rename to...
6923 (<u>mulsidi3_32bit): ...this.
6924 (<u>mulsidi3_32bit_r4000): Fix insn separator.
6925 (*<u>mulsidi3_64bit): Rename to...
6926 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
6927 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
6928 to set LO and HI to the multiplication result. Use a normal move
6929 for MFLO and an unspec for MFHI.
6930 (*<u>mulsidi3_64bit_parts): Replace with...
6931 (<u>mulsidi3_64bit_hilo): ...this new instruction.
6932 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
6933 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
6934 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
6935 instead of HI. Split the instruction into a separate multiplication
6936 and MFHI if !TARGET_FIX_R4000.
6937 (<su>muldi3_highpart): Likewise.
6938 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
6939 and the "=h" clobber.
6940 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
6941 (<u>mulditi3): New expander.
6942 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
6943 (madsi): Remove "=h" clobber.
6944 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
6945 Force the modulus result to be a GPR and split the instruction into
6946 a division followed by an MFHI after reload.
6947 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
6948 (*lea_high64): Use d_operand in the define_peephole2. Likewise
6949 the MIPS16 HIGH define_split.
6950 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
6951 of acc<->gpr moves to "multi".
6952 (*movdi_64bit): Replace the single "x" alternative with
6953 alternatives for moving into and out of "a".
6954 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
6955 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
6956 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
6957 Use d_operand in the splitters. Remove redundant CONST_INT checks.
6958 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
6959 (movti): New expander.
6960 (*movti, *movti_mips16): New insns.
6961 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
6962 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
6963 (mthi<GPR:mode>_<HILO:mode>): Likewise.
6964 * config/mips/predicates.md (fpr_operand): Delete.
6965 (d_operand): New predicate.
6967 2008-06-09 Michael Meissner <michael.meissner@amd.com>
6969 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
6970 failure on some Bourne shells.
6971 (x86_64-*-*): Ditto.
6973 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
6975 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
6977 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
6979 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
6980 (sparc-sun-solaris2*): Likewise.
6982 2008-06-09 Arnaud Charlet <charlet@adacore.com
6984 * doc/install.texi: Update requirements to build the Ada compiler.
6986 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
6988 * df-scan.c (struct df_scan_problem_data): Remove the
6989 mw_link_pool alloc pool.
6990 (df_scan_free_internal): Don't free it.
6991 (df_scan_alloc): Don't allocate it.
6992 * df.h (struct df_link): Update comment.
6994 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
6996 * except.h: Correct checks for when SJLJ exceptions must be used.
6998 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7000 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
7003 2008-06-08 Joseph Myers <joseph@codesourcery.com>
7005 PR tree-optimization/36218
7006 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
7007 configure for the build system.
7008 (BUILD_LDFLAGS): Define.
7009 * configure: Regenerate.
7010 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
7012 2008-07-08 Anatoly Sokolov <aesok@post.ru>
7015 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
7016 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
7017 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
7019 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
7021 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
7023 2008-06-07 Joseph Myers <joseph@codesourcery.com>
7025 * config.gcc (Obsolete configurations): Remove list of
7027 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
7028 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
7029 targets matched by those patterns.
7030 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
7031 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
7032 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
7033 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
7034 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
7035 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
7036 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
7037 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
7038 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
7039 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
7040 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
7041 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
7042 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
7043 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
7044 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
7045 Make code for Solaris 7 and greater unconditional for Solaris.
7046 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
7047 Remove --with-* handling.
7048 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
7049 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
7050 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
7051 LINK_OS_WINDISS_SPEC): Remove.
7052 * config/rs6000/sysv4.opt (mwindiss): Remove.
7053 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
7054 * configure: Regenerate.
7055 * doc/cpp.texi: Don't mention BeOS.
7056 * doc/extend.texi (interrupt): Don't mention MS1.
7057 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
7058 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
7059 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
7060 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
7061 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
7063 * doc/invoke.texi (MT Options): Remove.
7064 (-mwindiss): Remove.
7065 (CRIS Options): Remove cris-axis-aout references.
7066 (HPPA Options): Don't mention hppa1.1-*-pro.
7067 * doc/md.texi: (MorphoTech family): Remove.
7068 * libgcc2.c: Don't handle UWIN.
7069 * config/alpha/t-unicosmk: Remove.
7070 * config/alpha/unicosmk.h: Remove.
7071 * config/arm/kaos-arm.h: Remove.
7072 * config/arm/kaos-strongarm.h: Remove.
7073 * config/arm/strongarm-coff.h: Remove.
7074 * config/arm/strongarm-elf.h: Remove.
7075 * config/arm/strongarm-pe.h: Remove.
7076 * config/arm/t-strongarm-pe: Remove.
7077 * config/arm/t-xscale-coff: Remove.
7078 * config/arm/t-xscale-elf: Remove.
7079 * config/arm/xscale-coff.h: Remove.
7080 * config/arm/xscale-elf.h: Remove.
7081 * config/chorus.h: Remove.
7082 * config/cris/aout.h: Remove.
7083 * config/cris/aout.opt: Remove.
7084 * config/cris/t-aout: Remove.
7085 * config/i386/beos-elf.h: Remove.
7086 * config/i386/kaos-i386.h: Remove.
7087 * config/i386/ptx4-i.h: Remove.
7088 * config/i386/sco5.h: Remove.
7089 * config/i386/sco5.opt: Remove.
7090 * config/i386/sysv4-cpp.h: Remove.
7091 * config/i386/sysv5.h: Remove.
7092 * config/i386/t-beos: Remove.
7093 * config/i386/t-sco5: Remove.
7094 * config/i386/t-uwin: Remove.
7095 * config/i386/uwin.asm: Remove.
7096 * config/i386/uwin.h: Remove.
7097 * config/kaos.h: Remove.
7098 * config/mips/windiss.h: Remove.
7099 * config/mt: Remove directory.
7100 * config/pa/pa-osf.h: Remove.
7101 * config/pa/pa-pro-end.h: Remove.
7102 * config/pa/t-pro: Remove.
7103 * config/ptx4.h: Remove.
7104 * config/rs6000/beos.h: Remove.
7105 * config/rs6000/kaos-ppc.h: Remove.
7106 * config/rs6000/t-beos: Remove.
7107 * config/rs6000/windiss.h: Remove.
7108 * config/sh/kaos-sh.h: Remove.
7109 * config/sol2-6.h: Remove.
7110 * config/sparc/sol26-sld.h: Remove.
7111 * config/sparc/sysv4-only.h: Remove.
7112 * config/vax/bsd.h: Remove.
7113 * config/vax/t-memfuncs: Remove.
7114 * config/vax/ultrix.h: Remove.
7115 * config/vax/vaxv.h: Remove.
7116 * config/windiss.h: Remove.
7118 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
7120 PR rtl-optimization/36438
7121 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
7122 for vector shifts with constant scalar shift operands.
7124 2008-06-06 Sandip Matte <sandip@rmicorp.com>
7126 * doc/invoke.texi: Document -march=xlr.
7127 * config/mips/xlr.md: New file.
7128 * config/mips/mips.md: Include it.
7130 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
7131 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
7132 (mips_rtx_cost_data): Likewise.
7134 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
7136 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
7137 PRE_INC and PRE_DEC cases.
7139 2008-06-06 Jakub Jelinek <jakub@redhat.com>
7141 PR rtl-optimization/36419
7142 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
7143 the emitting jump insn.
7146 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
7147 is not bool, boolify the whole *expr_p and convert to the desired type.
7149 2008-06-06 Jakub Jelinek <jakub@redhat.com>
7151 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
7152 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
7153 Add omp_private_outer_ref hook, add another argument to
7154 omp_clause_default_ctor hook.
7155 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
7156 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
7157 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
7158 hook_tree_tree_tree_tree_null.
7159 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
7160 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
7161 * hooks.c (hook_tree_tree_tree_tree_null): New function.
7162 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
7163 * tree.def (OMP_TASK): New tree code.
7164 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
7165 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
7166 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
7167 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
7168 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
7169 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
7170 OMP_CLAUSE_COLLAPSE_EXPR): Define.
7171 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
7172 (OMP_DIRECTIVE_P): Add OMP_TASK.
7173 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
7174 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
7175 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
7176 and OMP_CLAUSE_UNTIED entries.
7177 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
7179 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7180 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
7181 * tree-pretty-print.c (dump_omp_clause): Handle
7182 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
7183 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
7184 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
7185 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
7186 warning about unsigned iterators. Change decl/init/cond/incr
7187 arguments to TREE_VECs, check arguments for all collapsed loops.
7188 (c_finish_omp_taskwait): New function.
7189 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
7191 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
7192 default_function_array_conversion on init. Add par_clauses argument.
7193 If decl is present in parallel's lastprivate clause, change it to
7194 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
7195 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
7196 collapse count in clauses.
7197 (c_parser_omp_for, c_parser_omp_parallel): Adjust
7198 c_parser_omp_for_loop callers.
7199 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
7200 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
7201 (c_parser_omp_clause_name): Handle collapse and untied clauses.
7202 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
7204 (c_parser_omp_clause_schedule): Handle schedule(auto).
7205 Include correct location in the error message.
7206 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
7207 and PRAGMA_OMP_CLAUSE_UNTIED.
7208 (OMP_TASK_CLAUSE_MASK): Define.
7209 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
7210 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
7211 * tree-nested.c (convert_nonlocal_omp_clauses,
7212 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
7213 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
7214 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7215 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
7217 (conver_nonlocal_reference, convert_local_reference,
7218 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
7219 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
7220 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
7221 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
7222 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
7223 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
7224 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
7225 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
7226 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
7228 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
7229 * c-common.h (c_finish_omp_taskwait): New prototype.
7230 * gimple-low.c (lower_stmt): Handle OMP_TASK.
7231 * tree-parloops.c (create_parallel_loop): Create 1 entry
7232 vectors for OMP_FOR_{INIT,COND,INCR}.
7233 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
7234 (make_edges): Handle OMP_TASK.
7235 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
7236 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7237 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
7238 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
7239 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
7240 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
7241 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
7242 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
7243 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
7244 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
7245 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
7246 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
7247 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
7248 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
7249 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
7250 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
7251 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
7252 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
7253 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
7254 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
7255 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
7256 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
7257 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
7258 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
7259 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
7260 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
7261 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
7262 original iterator is present in lastprivate clause or if
7263 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
7264 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7265 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
7266 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
7267 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
7268 if it is set, lookup var in outer contexts too. Handle
7269 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
7270 to be implicitly determined firstprivate for task regions.
7271 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
7272 if it is set, lookup var in outer contexts too. Set
7273 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
7274 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
7275 OMP_CLAUSE_UNTIED. Take region_type as last argument
7276 instead of in_parallel and in_combined_parallel.
7277 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
7279 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
7280 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
7281 (new_omp_context): Set default_kind to
7282 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
7283 (omp_region_type): New enum.
7284 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
7285 fields, add region_type.
7286 (new_omp_context): Take region_type as argument instead of is_parallel
7287 and is_combined_parallel.
7288 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
7289 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
7290 ctx->is_combined_parallel checks.
7291 (gimplify_omp_task): New function.
7292 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
7294 * omp-low.c (extract_omp_for_data): Use schedule(static)
7295 for schedule(auto). Handle pointer and unsigned iterators.
7296 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
7297 Add loops argument. Extract data for collapsed OMP_FOR loops.
7298 (expand_parallel_call): Assert sched_kind isn't auto,
7299 map runtime schedule to index 3.
7300 (struct omp_for_data_loop): New type.
7301 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
7302 Add loop, loops, collapse and iter_type fields.
7303 (workshare_safe_to_combine_p): Disallow combined for if
7304 iter_type is unsigned long long. Don't combine collapse > 1 loops
7305 unless all bounds and steps are constant. Adjust extract_omp_for_data
7307 (expand_omp_for_generic): Handle pointer, unsigned and long long
7308 iterators. Handle collapsed OMP_FOR loops. Adjust
7309 for struct omp_for_data changes. If libgomp function doesn't return
7310 boolean_type_node, add comparison of the return value with 0.
7311 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
7312 pointer, unsigned and long long iterators. Adjust for struct
7313 omp_for_data changes.
7314 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
7315 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
7316 unsigned long long. Allocate loops array, pass it to
7317 extract_omp_for_data. For collapse > 1 loops use always
7318 expand_omp_for_generic.
7319 (omp_context): Add sfield_map and srecord_type fields.
7320 (is_task_ctx, lookup_sfield): New functions.
7321 (use_pointer_for_field): Use is_task_ctx helper. Change first
7322 argument's type from const_tree to tree. Clarify comment.
7323 In OMP_TASK disallow copy-in/out sharing.
7324 (build_sender_ref): Call lookup_sfield instead of lookup_field.
7325 (install_var_field): Add mask argument. Populate both record_type
7326 and srecord_type if needed.
7327 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
7329 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
7330 and DECL_FIELD_OFFSET.
7331 (scan_sharing_clauses): Adjust install_var_field callers. For
7332 firstprivate clauses on explicit tasks allocate the var by value in
7333 record_type unconditionally, rather than by reference.
7334 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
7335 Use is_taskreg_ctx instead of is_parallel_ctx.
7336 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7337 (create_omp_child_function_name): Add task_copy argument, use
7338 *_omp_cpyfn* names if it is true.
7339 (create_omp_child_function): Add task_copy argument, if true create
7340 *_omp_cpyfn* helper function.
7341 (scan_omp_parallel): Adjust create_omp_child_function callers.
7342 Rename parallel_nesting_level to taskreg_nesting_level.
7343 (scan_omp_task): New function.
7344 (lower_rec_input_clauses): Don't run constructors for firstprivate
7345 explicit task vars which are initialized by *_omp_cpyfn*.
7346 Pass outer var ref to omp_clause_default_ctor hook if
7347 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
7348 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
7349 OMP_CLAUSE_REDUCTION_INIT.
7350 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
7351 avoid duplicate setting of fields. Handle
7352 OMP_CLAUSE_PRIVATE_OUTER_REF.
7353 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
7354 copy-out if TREE_READONLY, only copy-in.
7355 (expand_task_copyfn): New function.
7356 (expand_task_call): New function.
7357 (struct omp_taskcopy_context): New type.
7358 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
7360 (lower_omp_parallel): Rename to...
7361 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
7362 Call create_task_copyfn if srecord_type is needed. Adjust
7364 (task_shared_vars): New variable.
7365 (check_omp_nesting_restrictions): Warn if work-sharing,
7366 barrier, master or ordered region is closely nested inside OMP_TASK.
7367 Add warnings for barrier if closely nested inside of work-sharing,
7368 ordered, or master region.
7369 (scan_omp_1): Call check_omp_nesting_restrictions even for
7370 GOMP_barrier calls. Rename parallel_nesting_level to
7371 taskreg_nesting_level. Handle OMP_TASK.
7372 (lower_lastprivate_clauses): Even if some lastprivate is found on a
7373 work-sharing construct, continue looking for them on parent parallel
7375 (lower_omp_for_lastprivate): Add lastprivate clauses
7376 to the beginning of dlist rather than end. Adjust for struct
7377 omp_for_data changes.
7378 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
7379 not after it. Handle collapsed OMP_FOR loops, adjust for
7380 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
7381 (get_ws_args_for): Adjust extract_omp_for_data caller.
7382 (scan_omp_for): Handle collapsed OMP_FOR
7383 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7384 (lower_omp_single_simple): If libgomp function doesn't return
7385 boolean_type_node, add comparison of the return value with 0.
7386 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
7387 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
7388 (parallel_nesting_level): Rename to...
7389 (taskreg_nesting_level): ... this.
7390 (is_taskreg_ctx): New function.
7391 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
7393 (execute_lower_omp): Rename parallel_nesting_level to
7394 taskreg_nesting_level.
7395 (expand_omp_parallel): Rename to...
7396 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
7397 Call omp_task_call for OMP_TASK regions.
7398 (expand_omp): Adjust caller, handle OMP_TASK.
7399 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
7401 * bitmap.c (bitmap_default_obstack_depth): New variable.
7402 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
7403 if argument is NULL and bitmap_default_obstack is already initialized.
7404 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
7406 * matrix-reorg.c (matrix_reorg): Likewise.
7408 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
7410 * config/i386/i386.md (*indirect_jump): Macroize using P
7411 mode iterator. Remove !TARGET_64BIT from insn constraints.
7412 (*tablejump_1): Ditto.
7413 (*indirect_jump_rex64): Remove insn pattern.
7414 (*tablejump_1_rex64): Ditto.
7415 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
7416 and eh_return_si insn patterns.
7418 2008-06-06 Richard Guenther <rguenther@suse.de>
7420 * tree-ssa-structalias.c (merge_smts_into): Remove.
7421 (find_what_p_points_to): Do not bother to compute the
7422 points-to set for pt_anything pointers.
7423 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
7424 for pt_anything pointers is ok.
7426 2008-06-06 Jan Hubicka <jh@suse.cz>
7428 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
7430 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7432 * cgraph.c: Fix typos in comments.
7433 (cgraph_availability_names): Fix string typo.
7434 * fold-const.c: Fix typos in comments.
7435 (fold_binary): Fix typo in warning.
7436 * genautomata.c: Fix typos in comments.
7437 (check_presence_pattern_sets): Fix typo in local variable.
7438 (output_description): Fix typo in output.
7439 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
7440 * hwint.h: Likewise.
7441 * matrix-reorg.c (check_allocation_function): Likewise.
7442 * omega.c (smooth_weird_equations): Likewise.
7443 * auto-inc-dec.c: Fix typos in comments.
7444 * bb-reorder.c: Likewise.
7445 * builtins.c: Likewise.
7446 * c-common.c: Likewise.
7447 * c-cppbuiltin.c: Likewise.
7448 * c-parser.c: Likewise.
7449 * c-pretty-print.c: Likewise.
7450 * cfgcleanup.c: Likewise.
7451 * cfgexpand.c: Likewise.
7452 * cfghooks.c: Likewise.
7453 * cfglayout.c: Likewise.
7454 * cfgloopmanip.c: Likewise.
7455 * cgraphunit.c: Likewise.
7456 * coverage.c: Likewise.
7457 * dbxout.c: Likewise.
7458 * df-byte-scan.c: Likewise.
7459 * df-core.c: Likewise.
7460 * df-problems.c: Likewise.
7461 * df-scan.c: Likewise.
7463 * dominance.c: Likewise.
7464 * domwalk.c: Likewise.
7466 * dwarf2out.c: Likewise.
7467 * emit-rtl.c: Likewise.
7468 * et-forest.c: Likewise.
7469 * function.c: Likewise.
7470 * function.h: Likewise.
7472 * gcov-io.c: Likewise.
7475 * genattrtab.c: Likewise.
7476 * ggc-page.c: Likewise.
7477 * gimplify.c: Likewise.
7478 * gthr-lynx.h: Likewise.
7479 * haifa-sched.c: Likewise.
7480 * ipa-cp.c: Likewise.
7481 * ipa-inline.c: Likewise.
7482 * ipa-prop.h: Likewise.
7483 * ipa-pure-const.c: Likewise.
7484 * ipa-struct-reorg.c: Likewise.
7485 * ipa-struct-reorg.h: Likewise.
7486 * ipa-type-escape.c: Likewise.
7488 * loop-doloop.c: Likewise.
7489 * mips-tfile.c: Likewise.
7490 * mkmap-flat.awk: Likewise.
7491 * mkmap-symver.awk: Likewise.
7492 * modulo-sched.c: Likewise.
7493 * omp-low.c: Likewise.
7494 * optabs.c: Likewise.
7495 * optabs.h: Likewise.
7497 * passes.c: Likewise.
7498 * postreload-gcse.c: Likewise.
7499 * postreload.c: Likewise.
7500 * predict.c: Likewise.
7501 * pretty-print.h: Likewise.
7502 * profile.c: Likewise.
7503 * protoize.c: Likewise.
7504 * ra-conflict.c: Likewise.
7506 * recog.c: Likewise.
7507 * regclass.c: Likewise.
7509 * reload.c: Likewise.
7510 * rtl-error.c: Likewise.
7511 * rtlanal.c: Likewise.
7513 * sched-rgn.c: Likewise.
7516 * target.h: Likewise.
7517 * tree-dfa.c: Likewise.
7518 * tree-eh.c: Likewise.
7519 * tree-flow-inline.h: Likewise.
7520 * tree-inline.c: Likewise.
7521 * tree-into-ssa.c: Likewise.
7522 * tree-loop-distribution.c: Likewise.
7523 * tree-nested.c: Likewise.
7524 * tree-parloops.c: Likewise.
7525 * tree-pass.h: Likewise.
7526 * tree-pretty-print.c: Likewise.
7527 * tree-profile.c: Likewise.
7528 * tree-scalar-evolution.c: Likewise.
7529 * tree-sra.c: Likewise.
7530 * tree-ssa-alias-warnings.c: Likewise.
7531 * tree-ssa-ccp.c: Likewise.
7532 * tree-ssa-coalesce.c: Likewise.
7533 * tree-ssa-dom.c: Likewise.
7534 * tree-ssa-dse.c: Likewise.
7535 * tree-ssa-forwprop.c: Likewise.
7536 * tree-ssa-live.c: Likewise.
7537 * tree-ssa-live.h: Likewise.
7538 * tree-ssa-loop-im.c: Likewise.
7539 * tree-ssa-loop-ivopts.c: Likewise.
7540 * tree-ssa-loop-niter.c: Likewise.
7541 * tree-ssa-loop-prefetch.c: Likewise.
7542 * tree-ssa-phiopt.c: Likewise.
7543 * tree-ssa-phiprop.c: Likewise.
7544 * tree-ssa-sccvn.c: Likewise.
7545 * tree-ssa-ter.c: Likewise.
7546 * tree-ssa-threadupdate.c: Likewise.
7547 * tree-ssa.c: Likewise.
7548 * tree-vect-analyze.c: Likewise.
7549 * tree-vect-transform.c: Likewise.
7550 * tree-vectorizer.c: Likewise.
7551 * tree-vn.c: Likewise.
7552 * tree-vrp.c: Likewise.
7554 * tree.def: Likewise.
7556 * unwind-dw2-fde.c: Likewise.
7557 * unwind.inc: Likewise.
7558 * value-prof.c: Likewise.
7559 * vmsdbgout.c: Likewise.
7561 2008-06-05 David Edelsohn <edelsohn@gnu.org>
7563 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
7564 always place FP constants in the TOC for TARGET_POWERPC64.
7565 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
7567 2008-06-05 Joseph Myers <joseph@codesourcery.com>
7569 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
7570 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
7571 enable for TARGET_E500_DOUBLE.
7572 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
7573 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
7574 floating-point modes like integer modes for E500 double.
7575 (rs6000_legitimate_offset_address_p): Likewise.
7576 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
7577 addressing for DDmode for E500 double.
7578 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
7579 modes as using 64-bits of registers for E500 double.
7580 (spe_build_register_parallel): Do not handle DDmode or TDmode.
7581 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
7582 specially for E500 double.
7583 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
7584 TDmode for E500 double.
7585 (rs6000_gimplify_va_arg): Only handle SDmode in registers
7586 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
7587 (rs6000_split_multireg_move): Do not handle TDmode specially for
7589 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
7590 using 64-bit registers for E500 double.
7591 (emit_frame_save): Do not handle DDmode specially for E500 double.
7592 (gen_frame_mem_offset): Likewise.
7593 (rs6000_function_value): Do not call spe_build_register_parallel
7594 for DDmode or TDmode.
7595 (rs6000_libcall_value): Likewise.
7596 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
7597 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
7600 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
7602 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
7605 2008-06-04 Junjie Gu <jgu@tensilica.com>
7607 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
7608 comparison for frame pointers.
7610 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
7613 * config/avr/avr.h (PUSH_ROUNDING): Remove.
7615 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
7618 * builtins.c (expand_builtin_signbit): Don't take lowpart when
7619 register is already smaller or equal to required mode.
7621 2008-06-04 Xinliang David Li <davidxl@google.com>
7623 * tree-call-cdce.c: New file.
7624 (cond_dead_built_in_calls): New static variable.
7625 (input_domain): New struct.
7626 (check_pow): New function.
7627 (check_builtin_call): Ditto.
7628 (check_target_format): Ditto.
7629 (is_call_dce_candidate): Ditto.
7630 (gen_one_condition): Ditto.
7631 (gen_conditions_for_domain): Ditto.
7632 (get_domain): Ditto.
7633 (gen_conditions_for_pow_cst_base): Ditto.
7634 (gen_conditions_for_pow_int_base): Ditto.
7635 (gen_conditions_for_pow): Ditto.
7636 (get_no_error_domain): Ditto.
7637 (gen_shrink_wrap_conditions): Ditto.
7638 (shrink_wrap_one_built_in_call): Ditto.
7639 (shink_wrap_conditional_dead_built_in_calls): Ditto.
7640 (tree_call_cdce): Ditto.
7641 (gate_call_cdce): Ditto.
7642 (pass_call_cdce): New gimple pass.
7643 * passes.c: (init_optimization_passes): New pass.
7644 * tree-pass.h: New pass declaration.
7645 * opts.c (decode_options): New flag setting.
7646 * common.opt: Add -ftree-builtin-call-dce flag.
7647 * Makefile.in: Add new source file.
7648 * tempvar.def: New tv_id.
7649 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
7651 2008-06-04 Richard Guenther <rguenther@suse.de>
7653 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
7654 (is_call_clobbered): Always check var_ann->call_clobbered.
7655 (mark_call_clobbered): Always set var_ann->call_clobbered.
7656 (clear_call_clobbered): Always clear var_ann->call_clobbered.
7657 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
7658 (reset_alias_info): Clear call clobbering info on MTAGs and
7660 (set_pt_anything): Set pt_global_mem.
7661 (create_tag_raw): Adjust comment.
7662 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
7664 2008-06-04 Joseph Myers <joseph@codesourcery.com>
7665 Maxim Kuvyrkov <maxim@codesourcery.com>
7667 * config/m68k/m68k.opt (mxgot): New option.
7668 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
7669 (m68k_output_addr_const_extra): New.
7670 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
7671 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
7672 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
7673 * doc/invoke.texi (M680x0 Options): Document -mxgot.
7675 2008-06-04 Richard Guenther <rguenther@suse.de>
7677 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
7678 negative or non-representable offsets.
7680 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
7682 * config/i386/i386.c (ix86_gen_leave): New.
7683 (ix86_gen_pop1): Likewise.
7684 (ix86_gen_add3): Likewise.
7685 (ix86_gen_sub3): Likewise.
7686 (ix86_gen_sub3_carry): Likewise.
7687 (ix86_gen_one_cmpl2): Likewise.
7688 (ix86_gen_monitor): Likewise.
7689 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
7690 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
7691 ix86_gen_one_cmpl2 and ix86_gen_monitor.
7692 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
7693 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
7694 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
7695 (ix86_expand_epilogue): Updated.
7696 (print_operand): Handle integer register operand for 'z'.
7697 (ix86_expand_strlensi_unroll_1): Likewise.
7698 (ix86_expand_strlen): Likewise.
7699 (ix86_expand_builtin): Likewise.
7700 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
7701 mov{q}/mov{l} and add{q}/add{l}.
7703 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7705 * config/i386/i386.md (P): New mode iterator.
7706 (SFmode push_operand splitter): Macroize DImode and SImode pushes
7707 using P mode iterator.
7708 (DFmode push_operand splitter): Ditto.
7709 (XFmode push_operand splitter): Ditto.
7710 (DFmode float_extend SFmode push_operand splitter): Ditto.
7711 (XFmode float_extend SFmode push_operand splitter): Do not generate
7712 SImode pushes for 64bit target. Macroize Dimode and SImode
7713 pushes using P mode iterator.
7714 (XFmode float_extend DFmode push_operand splitter): Ditto.
7716 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7718 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
7719 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
7720 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
7722 (ix86_call_abi_override): Remove check for call_used_regs.
7724 2008-06-03 Richard Guenther <rguenther@suse.de>
7726 * tree-ssa-structalias.c (find_func_aliases): Add constraints
7727 for the lhs of calls if the return type contains pointers.
7729 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7731 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
7732 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
7733 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
7734 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
7735 of cfun and DEFAULT_ABI to deceide abi mode.
7737 (REG_PARM_STACK_SPACE): Removed.
7738 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
7739 (STACK_BOUNDARY): Use default target to deceide stack boundary.
7740 * config/i386/i386-protos.h (ix86_cfun_abi): New.
7741 (ix86_function_abi): Likewise.
7742 (ix86_function_type_abi): Likewise.
7743 (ix86_call_abi_override): Likewise.
7744 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
7745 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
7746 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
7747 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
7749 (X86_64_REGPARM_MAX): New.
7750 (X86_64_SSE_REGPARM_MAX): New.
7751 (X64_REGPARM_MAX): New.
7752 (X64_SSE_REGPARM_MAX): New.
7753 (X86_32_REGPARM_MAX): New.
7754 (X86_32_SSE_REGPARM_MAX): New.
7755 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
7756 (ix86_function_regparm): Handle user calling abi.
7757 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
7758 by DEFAULT_ABI versus SYSV_ABI check.
7759 (ix86_reg_parm_stack_space): New.
7760 (ix86_function_type_abi): New.
7761 (ix86_call_abi_override): New.
7762 (ix86_function_abi): New.
7763 (ix86_cfun_abi): New.
7764 (init_cumulative_args): Call abi specific initialization.
7765 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
7766 (function_arg_64): Extend SSE_REGPARM_MAX check.
7767 (function_arg (): Remove TARGET_64BIT_MS_ABI.
7768 (ix86_pass_by_reference): Likewise.
7769 (ix86_function_value_regno_p): Likewise.
7770 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
7771 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
7772 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
7773 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
7774 (setup_incoming_varargs_64): Adjust regparm for call abi.
7775 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
7776 (ix86_va_start): Likewise.
7777 (ix86_gimplify_va_arg): Likewise.
7778 (ix86_expand_prologue): Likewise.
7779 (output_pic_addr_const): Likewise.
7780 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
7781 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
7782 (x86_output_mi_thunk): Likewise.
7783 (x86_function_profiler): Likewise.
7784 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
7785 (SYSV_ABI, MS_ABI): New constants.
7787 (init_regs): Add prototype of function in regclass.c file.
7788 (OVERRIDE_ABI_FORMAT): New.
7789 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
7790 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
7791 (OUTGOING_REG_PARM_STACK_SPACE): New.
7792 (ix86_reg_parm_stack_space): New prototype.
7793 (CUMULATIVE_ARGS): Add call_abi member.
7794 (machine_function): Add call_abi member.
7795 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
7796 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
7798 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
7801 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
7802 (avr_builtin_setjmp_frame_value): New function.
7803 * config/avr/avr.md (nonlocal_goto_receiver): Define.
7804 (nonlocal_goto): Define.
7806 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
7808 * config/mips/mips.c (mips_emit_loadgp): Return early if
7809 there is nothing do to, otherwise emit a blockage if
7810 !TARGET_EXPLICIT_RELOCS || crtl->profile.
7811 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
7813 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7815 * configure.ac: Drop unneeded backslash ending up in config.in.
7816 * acinclude.m4: Likewise.
7817 * config.in: Regenerate.
7819 2008-05-26 Jan Hubicka <jh@suse.cz>
7821 * predict.c (maybe_hot_frequency_p): Break out of...
7822 (maybe_hot_bb_p): ... here.
7823 (maybe_hot_edge_p): New.
7824 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
7825 * basic-block.h (maybe_hot_edge_p): Declare.
7827 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
7829 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
7830 (*cmpfp_<mode>_cc): Ditto.
7831 (*fp_jcc_8<mode>_387): Ditto.
7832 (*fop_<MODEF:mode>_2_i387): Ditto.
7833 (*fop_<MODEF:mode>_3_i387): Ditto.
7834 (*fop_xf_2_i387): Ditto.
7835 (*fop_xf_3_i387): Ditto.
7837 2008-06-02 Tomas Bily <tbily@suse.cz>
7839 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
7841 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7843 * config/mips/mips.c (mips_valid_offset_p): New function.
7844 (mips_valid_lo_sum_p): Likewise.
7845 (mips_classify_address): Use them.
7846 (mips_force_address): New function.
7847 (mips_legitimize_address): Use it.
7848 * config/mips/mips.md (MOVE128): New mode iterator.
7849 (movtf): Require TARGET_64BIT. Remove empty strings.
7850 (*movtf_internal): Rename to...
7851 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
7852 of "R" and use {,fp}{load,store} attributes instead of "multi".
7853 Use a separate define_split.
7854 (*movtf_mips16): New pattern.
7856 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7858 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
7859 * config/mips/mips.c (mips_expand_before_return): New function.
7860 (mips_expand_epilogue): Call it.
7861 * config/mips/mips.md (return): Turn into a define_expand.
7862 (*return): New insn.
7864 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7866 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
7867 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
7868 functions. Do not emit uses and clobbers of CONCATs; individually
7869 use and clobber their operands.
7870 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
7871 gen_clobber, emit_use and gen_use.
7872 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
7873 (expand_builtin_return): Likewise.
7874 * cfgbuild.c (count_basic_blocks): Likewise.
7875 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
7876 * explow.c (emit_stack_restore): Likewise.
7877 * expmed.c (extract_bit_field_1): Likewise.
7878 * expr.c (convert_move, emit_move_complex_parts): Likewise.
7879 (emit_move_multi_word, store_constructor): Likewise.
7880 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
7881 (thread_prologue_and_epilogue_insns): Likewise.
7882 * lower-subreg.c (resolve_simple_move): Likewise.
7883 * optabs.c (widen_operand, expand_binop): Likewise.
7884 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
7885 * reload.c (find_reloads): Likewise.
7886 * reload1.c (eliminate_regs_in_insn): Likewise.
7887 * stmt.c (expand_nl_goto_receiver): Likewise.
7888 * config/alpha/alpha.md (builtin_longjmp): Likewise.
7889 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
7890 * config/arm/arm.c (arm_load_pic_register): Likewise.
7891 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
7892 * config/arm/arm.md (untyped_return): Likewise.
7893 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
7894 * config/avr/avr.c (expand_prologue): Likewise.
7895 * config/bfin/bfin.c (do_unlink): Likewise.
7896 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
7897 * config/cris/cris.c (cris_expand_prologue): Likewise.
7898 * config/darwin.c (machopic_indirect_data_reference): Likewise.
7899 (machopic_legitimize_pic_address): Likewise.
7900 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
7901 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
7902 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
7903 (ix86_expand_convert_uns_didf_sse): Likewise.
7904 (ix86_expand_vector_init_general): Likewise.
7905 * config/ia64/ia64.md (eh_epilogue): Likewise.
7906 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
7907 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
7908 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
7909 (config/iq2000/iq2000.c): Likewise.
7910 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
7911 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
7912 (builtin_longjmp): Likewise.
7913 * config/mn10300/mn10300.md (call, call_value): Likewise.
7914 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
7915 * config/pdp11/pdp11.md (abshi2): Likewise.
7916 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7917 * config/s390/s390.c (s390_emit_prologue): Likewise.
7918 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
7919 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
7920 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
7921 * config/sh/sh.c (prepare_move_operands): Likewise.
7922 (output_stack_adjust, sh_expand_epilogue): Likewise.
7923 (sh_set_return_address, sh_expand_t_scc): Likewise.
7924 * config/sparc/sparc.c (load_pic_register): Likewise.
7925 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
7926 * config/spu/spu.c (spu_expand_epilogue): Likewise.
7927 * config/v850/v850.c (expand_epilogue): Likewise.
7929 2008-05-31 Anatoly Sokolov <aesok@post.ru>
7931 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
7932 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
7933 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
7934 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
7935 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
7936 stack pointer register.
7937 (output_movhi): Remove code for interrupt specific writing to the
7938 stack pointer register.
7940 2008-05-31 Richard Guenther <rguenther@suse.de>
7942 PR tree-optimization/34244
7943 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
7944 (tree_expr_nonzero_warnv_p): Likewise.
7945 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
7946 ssa_name_nonnegative_p.
7947 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
7948 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
7949 not tree_expr_nonzero_warnv_p.
7951 PR tree-optimization/36262
7953 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
7955 PR tree-optimization/34244
7956 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
7957 (record_numbers_of_iterations): New function.
7958 (execute_vrp): Cache the numbers of iterations of loops.
7959 * tree-scalar-evolution.c (scev_reset_except_niters):
7961 (scev_reset): Use scev_reset_except_niters.
7962 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
7964 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
7966 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7967 __WORKAROUND_RETS when appropriate.
7969 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
7971 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
7972 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
7974 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
7975 *fop_df_comm_sse insn patterns using MODEF mode iterator.
7976 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
7977 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
7978 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
7979 *fop_df_1_mixed insn patterns using MODEF mode iterator.
7980 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
7981 *fop_df_1_sse insn patterns using MODEF mode iterator.
7982 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
7983 *fop_df_1_i387 insn patterns using MODEF mode iterator.
7984 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
7985 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
7986 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
7987 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
7988 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
7989 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
7990 (*fop_xf_4_i387): Use <MODE> for mode attribute.
7991 (*fop_xf_5_i387): Ditto.
7992 (*fop_xf_6_i387): Ditto.
7994 2008-05-30 Richard Guenther <rguenther@suse.de>
7996 * builtins.c (build_string_literal): Avoid generating
7997 a non-gimple_val result.
7999 2008-05-30 DJ Delorie <dj@redhat.com>
8001 * exec-tool.in: Use an environment variable (private) instead of a
8002 file (shared) as a semaphore, so as to not break parallel builds.
8004 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
8006 * optabs.c (maybe_encapsulate_block): Remove.
8007 (emit_libcall_block): Adjust accordingly.
8008 * optabs.h (maybe_encapsulate_block): Remove prototype.
8010 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
8011 Don't use maybe_encapsulate_block.
8013 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
8015 * config/rs6000/rs6000.c (rs6000_legitimize_address,
8016 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
8017 rtx is a SYMBOL_REF before calling get_pool_constant.
8019 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
8021 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
8023 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
8025 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
8026 rather than OS names to choose INO_T_EQ definition.
8027 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
8028 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
8030 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
8033 * config/darwin-f.c: New.
8034 * config/t-darwin: Added rule to build darwin-f.o.
8035 * config.gcc: Defined new variable, fortran_target_objs.
8036 (*-*-darwin*): Set fortran_target_objs.
8037 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
8038 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
8039 * configure: Regenerated.
8041 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
8044 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
8045 canonical type if needed.
8047 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
8049 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
8051 2008-05-29 Richard Guenther <rguenther@suse.de>
8053 PR tree-optimization/36343
8054 PR tree-optimization/36346
8055 PR tree-optimization/36347
8056 * tree-flow.h (clobber_what_p_points_to): Declare.
8057 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
8058 pointed-to variable is dereferenced is irrelevant to whether
8059 the pointer can access the pointed-to variable.
8060 (clobber_what_p_points_to): New function.
8061 * tree-ssa-alias.c (set_initial_properties): Use it.
8062 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
8063 call clobber check for NMTs.
8065 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
8067 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
8068 for printing gcov_type.
8070 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
8072 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
8073 and the eh region information.
8074 * value-prof.c (gimple_move_stmt_histograms): New function.
8075 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
8077 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
8079 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
8081 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
8083 * value-prof.c (tree_ic_transform): Print counts.
8084 * tree-profile.c (tree_gen_ic_func_profiler):
8085 Clear __gcov_indreict_call_callee variable to avoid misattribution
8088 2008-05-28 Rafael Espindola <espindola@google.com>
8090 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
8093 2008-05-28 Richard Guenther <rguenther@suse.de>
8095 PR tree-optimization/36339
8096 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
8097 and clobbering code out of the loop.
8099 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
8101 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
8104 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
8105 s390_contiguous_bitmask_p, s390_symref_operand_p,
8106 s390_check_symref_alignment, s390_reload_larl_operand,
8107 s390_reload_symref_address): New functions.
8108 (s390_branch_condition_mnemonic): Support compare and branch
8110 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
8111 and 'W' constraints.
8112 (s390_secondary_reload): Add secondary reloads for unaligned
8113 symbol refs or symbol refs to floating point or QI/TI mode
8115 (legitimate_address_p): Accept symbol references as addresses.
8116 (s390_expand_insv): Use rotate and insert selected bits
8117 instruction for insv when building for z10.
8118 (print_operand_address): Handle symbol ref addresses.
8119 (print_operand): Output modifier 'c' added for signed byte values.
8120 (s390_encode_section_info): Mark symbol refs with
8121 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
8123 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
8124 (length attribute): RRF, RRR have 4 byte length.
8125 (FPALL, INTALL): New mode iterators added.
8126 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
8127 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
8128 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
8129 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
8130 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
8131 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
8132 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
8133 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
8135 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
8136 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
8137 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
8138 reload<INTALL:mode><P:mode>_toreg_z10,
8139 reload<FPALL:mode><P:mode>_tomem_z10,
8140 reload<FPALL:mode><P:mode>_toreg_z10,
8141 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
8142 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
8143 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
8144 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
8146 (movmem, clrmem, cmpmem): New splitters added.
8148 * config/s390/predicates.md (larl_operand): Use
8149 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
8150 SYMBOL_REF_ALIGN1_P.
8151 (s390_signed_integer_comparison,
8152 s390_unsigned_integer_comparison): New predicates.
8154 * config/s390/s390-protos.h (s390_check_symref_alignment,
8155 s390_contiguous_bitmask_p, s390_reload_larl_operand,
8156 s390_reload_symref_address,
8157 s390_compare_and_branch_condition_mask): Prototypes added.
8159 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
8160 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
8161 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
8163 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
8165 * config/s390/s390.c (z10_cost): New cost function for z10.
8166 (s390_handle_arch_option, override_options): Support -march=z10 switch.
8167 (s390_issue_rate): Adjust issue rate for z10.
8168 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
8169 (processor_flags): Add PF_Z10.
8170 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
8171 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
8172 * gcc/config.gcc: Add z10.
8174 2008-05-28 Richard Guenther <rguenther@suse.de>
8176 PR tree-optimization/36291
8177 * tree-flow. h (struct gimple_df): Remove var_anns member.
8178 * tree-flow-inline.h (gimple_var_anns): Remove.
8179 (var_ann): Simplify.
8180 * tree-dfa.c (create_var_ann): Simplify.
8181 (remove_referenced_var): Clear alias info from var_anns of globals.
8182 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
8183 (delete_tree_ssa): Clear alias info from var_anns of globals.
8184 Do not free var_anns.
8185 (var_ann_eq): Remove.
8186 (var_ann_hash): Likewise.
8188 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
8190 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
8191 and loongson2f entries.
8192 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
8193 * config/mips/mips.h (processor_type): Add Loongson-2E
8194 and Loongson-2F entries.
8195 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
8196 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
8197 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
8198 * doc/invoke.texi (MIPS Options): Document loongson2e
8199 and loongson2f processor names.
8201 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
8205 * config/i386/i386.c (ix86_function_arg_boundary): Use
8206 alignment of canonical type.
8207 (ix86_expand_vector_move): Check unaligned memory access for
8210 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
8212 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
8213 Moved to the front of file.
8215 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
8216 H.J. Lu <hongjiu.lu@intel.com>
8218 * dwarf2out.c (current_fde): New.
8220 (lookup_cfa:): Likewise.
8221 (dwarf2out_end_epilogue): Likewise.
8222 (dwarf2out_note_section_used): Likewise.
8224 2008-05-27 Michael Matz <matz@suse.de>
8227 * c.opt (Wenum-compare): New warning option.
8228 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
8230 2008-05-27 Michael Matz <matz@suse.de>
8233 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
8235 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
8236 into memory as tail calls.
8238 2008-05-27 Richard Guenther <rguenther@suse.de>
8240 PR tree-optimization/36339
8241 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
8242 pointers cause all addressable variables to be call clobbered.
8244 2008-05-27 Richard Guenther <rguenther@suse.de>
8246 PR tree-optimization/36245
8247 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
8249 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8251 * config/s390/s390.md: Replace all occurences of the 'm'
8252 constraint with 'RT'.
8254 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8256 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
8258 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
8260 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
8261 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
8262 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
8264 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8266 * reload.c: (find_reloads): Skip alternatives according to the
8267 "enabled" attribute. Constify the constraint variable.
8268 * recog.c (get_attr_enabled): Add default implementation.
8269 (extract_insn): Set the alternative_enabled_p array
8270 in the recog_data struct.
8271 (preprocess_constraints, constrain_operands): Skip
8272 alternatives according to the "enabled" attribute
8273 * recog.h (struct recog_data): New field alternative_enabled_p.
8274 (skip_alternative): New inline function.
8275 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
8276 (record_reg_classes): Skip alternative according to the
8277 "enabled" attribute.
8279 * doc/md.texi: Add documention for the "enabled" attribute.
8281 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8283 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
8284 * postreload.c (reload_cse_simplify_operands): Replace 'm'
8285 constraint with TARGET_MEM_CONSTRAINT.
8286 * recog.c (asm_operand_ok, preprocess_constraints,
8287 constrain_operands): Likewise.
8288 * regclass.c (record_reg_classes): Likewise.
8289 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
8290 * reload1.c (maybe_fix_stack_asms): Likewise.
8291 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
8292 * recog.h: Adjust comment.
8293 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
8294 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
8295 * doc/md.texi: Add a note to description of 'm' constraint.
8296 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
8298 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
8300 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
8301 that the bitfield is of integral type before testing its precision.
8303 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8304 Sa Liu <saliu@de.ibm.com>
8306 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
8307 __modti3, __udivti3, __umodti3 and __udivmodti4.
8308 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
8309 that implement TImode mul and div functions.
8310 * config/spu/multi3.c: New. Implement __multi3.
8311 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
8312 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
8315 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
8317 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
8318 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
8319 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
8320 tls_sysv_suffix): New mode and mode attribute iterators.
8321 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
8322 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
8323 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
8324 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
8325 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
8328 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
8330 PR tree-optimization/36329
8331 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
8332 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
8333 * cgraphbuild.c (initialize_inline_failed): Use the latter
8334 macro in lieu of the former.
8335 * ipa-inline.c (cgraph_mark_inline): Likewise.
8336 (cgraph_decide_inlining_of_small_function): Likewise.
8337 (cgraph_decide_inlining): Likewise.
8338 (cgraph_decide_inlining_incrementally): Likewise.
8340 2008-05-26 Tristan Gingold <gingold@adacore.com>
8341 Anatoly Sokolov <aesok@post.ru>
8343 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
8344 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
8345 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
8346 optimization for 'avr6' architecture.
8348 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
8351 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
8353 2008-05-26 Richard Guenther <rguenther@suse.de>
8355 * tree-ssa-sccvn.c (expr_has_constants): Declare.
8356 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
8358 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
8361 * caller-save.c (insert_restore): Verify alignment of spill space.
8362 (insert_save): Likewise.
8363 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
8364 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
8365 (STACK_SLOT_ALIGNMENT): Likewise.
8366 * function.c (LOCAL_ALIGNMENT): Removed.
8367 (get_stack_local_alignment): New.
8368 (assign_stack_local): Use it. Set alignment on stack slot.
8369 (assign_stack_temp_for_type): Use get_stack_local_alignment.
8370 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
8371 (STACK_SLOT_ALIGNMENT): New.
8372 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
8373 stack slot in XFmode.
8375 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
8377 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
8380 * config/i386/i386.md (allocate_stack_worker_64): Make sure
8381 argument operand in rax isn't removed.
8383 2008-05-26 Richard Guenther <rguenther@suse.de>
8386 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
8387 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
8389 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8392 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
8394 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
8396 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
8397 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
8399 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
8401 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
8402 build a trampoline if we don't want one.
8403 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
8404 return zero for nested functions if we don't want a trampoline.
8406 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8408 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
8410 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8413 * c.opt: Removed undocumented option '-lang-fortran'.
8414 * c-common.h: Removed global variable 'lang_fortran'.
8415 * c-opts.c (c_common_handle_option): Removed code to handle
8416 option '-lang-fortran'. Updated includes.
8417 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
8418 definition of '__GFORTRAN__'.
8419 (define__GNUC__): Reimplemented to use BASEVER and
8420 cpp_define_formatted.
8421 (builtin_define_with_value_n): Removed.
8422 * c-incpath.h: Renamed to ...
8423 * incpath.h: ... this.
8424 * c-incpath.c: Renamed to ...
8425 * incpath.c: ... this. Updated includes.
8426 * fix-header.c: Updated includes.
8427 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
8428 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
8429 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
8431 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
8433 * tree.h: Update the table of flags used on tree nodes.
8434 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
8435 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
8436 (FORCED_LABEL): Add access check.
8437 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
8438 (ASM_INPUT_P): Likewise.
8439 (ASM_VOLATILE_P): Likewise.
8440 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
8441 (OMP_SECTION_LAST): Access private_flag directly.
8442 (OMP_RETURN_NOWAIT): Likewise.
8443 (OMP_PARALLEL_COMBINED): Likewise.
8444 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
8445 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
8446 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
8447 deprecated_flag directly.
8449 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
8451 * final.c (frame_pointer_needed): Removed.
8452 * flags.h (frame_pointer_needed): Likewise.
8454 * function.h (rtl_data): Add frame_pointer_needed.
8455 (frame_pointer_needed): New.
8457 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
8459 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
8461 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
8463 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
8466 2008-05-25 Alan Modra <amodra@bigpond.net.au>
8468 * c-common.c (strip_array_types): Move function to..
8470 (get_inner_array_type): Delete.
8471 * c-common.h (strip_array_types): Move declaration to..
8473 (get_inner_array_type): Delete.
8474 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
8475 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
8476 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
8477 * config/pa/pa.c (emit_move_sequence): Likewise.
8479 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
8481 * config/i386/i386.md (*sse_prologue_save_insn): Set length
8484 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
8486 * function.c: Include target hook for nonlocal_goto frame value.
8488 2008-05-24 Richard Guenther <rguenther@suse.de>
8490 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
8491 variable can be only accessed through a pointer or a union.
8493 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8495 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
8496 * doc/extend.texi: Likewise.
8498 2008-05-23 DJ Delorie <dj@redhat.com>
8500 * config/m32c/jump.md (untyped_call): Add.
8502 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
8504 (m32c_address_cost): Detail costs for indirect offsets.
8506 2008-05-23 Rafael Espindola <espindola@google.com>
8508 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
8509 if a node is a SUBREG.
8510 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
8513 2008-05-23 Paul Brook <paul@codesourcery.com>
8514 Carlos O'Donell <carlos@codesourcery.com>
8516 * doc/extend.texi: Clarify use of __attribute__((naked)).
8517 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
8518 * target.h (gcc_target): Add allocate_stack_slots_for_args.
8519 * function.c (use_register_for_decl): Use
8520 targetm.calls.allocate_stack_slots_for_args.
8521 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
8522 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
8523 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
8525 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
8527 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
8529 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
8531 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
8532 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
8533 is only rounded once.
8535 2008-05-23 Richard Guenther <rguenther@suse.de>
8537 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
8539 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
8540 Jakub Jelinek <jakub@redhat.com>
8543 * configure.ac: Handle --enable-cld.
8544 * configure: Regenerated.
8545 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
8546 * config/i386/i386.h (struct machine_function): Add needs_cld field.
8547 (ix86_current_function_needs_cld): New define.
8548 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
8549 (cld): New isns pattern.
8550 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
8551 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
8552 * config/i386/i386.opt (mcld): New option.
8553 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
8554 TARGET_CLD and ix86_current_function_needs_cld.
8555 (override_options): Use -mcld by default for 32-bit code if
8558 * doc/install.texi (Options specification): Document --enable-cld.
8559 * doc/invoke.texi (Machine Dependent Options)
8560 [i386 and x86-64 Options]: Add -mcld option.
8561 (Intel 386 and AMD x86-64 Options): Document -mcld option.
8563 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
8564 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
8565 (return_in_memory_64): Likewise.
8566 (return_in_memory_ms_64): Likewise.
8568 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8570 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
8571 * builtins.c (fold_builtin_fpclassify): New.
8572 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
8573 * builtins.def (BUILT_IN_FPCLASSIFY): New.
8574 * c-common.c (handle_type_generic_attribute): Adjust to accept
8575 fixed arguments before an elipsis.
8576 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
8577 * doc/extend.texi: Document __builtin_fpclassify.
8579 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
8581 * omp-low.c (gate_expand_omp_ssa): Remove.
8582 (pass_expand_omp_ssa): Remove.
8583 (gate_expand_omp): Do not check for flag_openmp_ssa.
8584 * common.opt (-fopenmp-ssa): Remove.
8585 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
8587 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
8589 * config/sh/sh.opt (mfixed-range): New option.
8590 * config/sh/sh-protos.h (sh_fix_range): Declare.
8591 * config/sh/sh.c (sh_fix_range): New function.
8592 * config/sh/sh.h (sh_fixed_range_str): Declare.
8593 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
8595 * doc/invoke.texi (SH Options): Document -mfixed-range.
8597 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
8599 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
8600 it before the redeclaration.
8602 2008-05-22 Anatoly Sokolov <aesok@post.ru>
8604 * config/avr/avr.c (get_sequence_length): Add new function.
8605 (expand_prologue, expand_epilogue): Remove duplicate code.
8607 2008-05-22 Rafael Espindola <espindola@google.com>
8609 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
8612 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
8614 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
8615 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
8617 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
8618 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
8619 (vect_update_misalignment_for_peel): Likewise.
8620 (vector_alignment_reachable_p): Likewise.
8621 * tree-vect-transform.c (vectorizable_load): Likewise.
8622 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
8623 (get_vectype_for_scalar_type): Pass mode of scalar_type
8624 to UNITS_PER_SIMD_WORD.
8626 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
8627 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
8628 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
8629 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
8630 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
8632 2008-05-22 Ira Rosen <irar@il.ibm.com>
8634 PR tree-optimization/36293
8635 * tree-vect-transform.c (vect_transform_strided_load): Don't check
8636 if the first load must be skipped because of a gap.
8638 2008-05-22 Richard Guenther <rguenther@suse.de>
8640 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
8641 more cases of offset disambiguation that is possible if
8642 strict-aliasing rules apply.
8643 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
8644 for basic offset and type-based disambiguation.
8646 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8648 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
8649 ix86_expand_vector_set on V16QImode for SSE4.1.
8651 2008-05-21 Tom Tromey <tromey@redhat.com>
8653 * c.opt (Wimport): Mark as undocumented.
8654 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
8656 (Warning Options): Likewise.
8657 * doc/cppopts.texi: Don't mention -Wimport.
8659 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
8661 PR tree-optimization/36287
8662 PR tree-optimization/36286
8663 * lambda-code.c (build_access_matrix): Do not use the loop->num
8664 for computing the number of induction variables: use the loop depth
8667 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
8670 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
8671 option -f(no-)leading-underscore.
8673 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8675 * config/i386/i386.c (ix86_expand_vector_init_general): Use
8676 GET_MODE_NUNITS (mode).
8678 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
8680 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
8681 (-mmulhw): Add 464 to description.
8682 (-mdlmzb): Likewise.
8683 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
8684 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
8686 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
8687 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
8688 * config/rs6000/rs6000.md: Update comments for 464.
8690 2008-05-21 Janis Johnson <janis187@us.ibm.com>
8692 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
8694 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8696 * config/i386/sse.md (vec_extractv4sf): Removed.
8697 (vec_extractv2df): Likewise.
8698 (vec_extractv2di): Likewise.
8699 (vec_extractv4si): Likewise.
8700 (vec_extractv8hi): Likewise.
8701 (vec_extractv16qi): Likewise.
8702 (vec_extract<mode>): New.
8704 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8706 * config/i386/sse.md (vec_setv4sf): Removed.
8707 (vec_setv2df): Likewise.
8708 (vec_setv2di): Likewise.
8709 (vec_setv4si): Likewise.
8710 (vec_setv8hi): Likewise.
8711 (vec_setv16qi): Likewise.
8712 (vec_set<mode>): New.
8714 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8716 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
8717 goto for vec_concat and vec_interleave.
8719 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8721 * config/i386/sse.md (vec_initv4sf): Removed.
8722 (vec_initv2df): Likewise.
8723 (vec_initv2di): Likewise.
8724 (vec_initv4si): Likewise.
8725 (vec_initv8hi): Likewise.
8726 (vec_initv16qi): Likewise.
8727 (vec_init<mode>): New.
8729 2008-05-21 Joseph Myers <joseph@codesourcery.com>
8731 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
8733 2008-05-21 Tom Tromey <tromey@redhat.com>
8735 * ggc-zone.c (lookup_page_table_if_allocated): New function.
8736 (zone_find_object_offset): Likewise.
8737 (gt_ggc_m_S): Likewise.
8738 (highest_bit): Likewise.
8739 * ggc-page.c (gt_ggc_m_S): New function.
8740 * stringpool.c (string_stack): Remove.
8741 (init_stringpool): Update.
8742 (ggc_alloc_string): Use ggc_alloc.
8743 (maybe_delete_ident): New function.
8744 (ggc_purge_stringpool): Likewise.
8745 (gt_ggc_m_S): Remove.
8746 * ggc-common.c (ggc_protect_identifiers): New global.
8747 (ggc_mark_roots): Call ggc_purge_stringpool. Use
8748 ggc_protect_identifiers.
8749 * ggc.h (ggc_protect_identifiers): Declare.
8750 (gt_ggc_m_S): Update.
8751 (ggc_purge_stringpool): Declare.
8752 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
8753 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
8755 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
8757 2008-05-21 David S. Miller <davem@davemloft.net>
8759 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
8762 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
8764 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
8767 2008-05-20 David Daney <ddaney@avtrex.com>
8769 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
8770 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
8771 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
8772 UNSPEC_UPDATE_GOT_VERSION): Renumber.
8773 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
8774 (atomic_hiqi_op): New define_code_iterator.
8775 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
8776 mips_expand_compare_and_swap_12.
8777 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
8778 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
8779 (sync_<optab><mode>, sync_old_<optab><mode>,
8780 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8781 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
8782 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
8783 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
8784 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
8785 (test_and_set_12): New insn.
8786 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
8787 sync_new_<optab><mode>, sync_old_nand<mode>,
8788 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
8789 clobber to operand 0 for SI and DI mode insns.
8790 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
8791 mips_gen_fn_4): New typedefs.
8792 (mips_gen_fn_ptrs): Define new union type.
8793 (mips_expand_compare_and_swap_12): Remove declaration.
8794 (mips_expand_atomic_qihi): Declare function.
8795 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
8796 (mips_expand_atomic_qihi): ... this. Use new generator function
8798 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
8799 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
8800 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
8801 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
8802 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
8803 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
8804 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
8805 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
8806 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
8807 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
8810 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
8812 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
8815 2008-05-20 Anatoly Sokolov <aesok@post.ru>
8817 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
8818 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
8819 (avr_attribute_table): Add 'OS_main' function attribute.
8820 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
8821 functions with 'OS_main' attribute.
8823 2008-05-20 Richard Guenther <rguenther@suse.de>
8825 PR tree-optimization/35204
8826 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
8827 helper, split out from ...
8828 (DFS): ... here. Make the DFS walk non-recursive.
8830 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
8831 Jan Sjodin <jan.sjodin@amd.com>
8833 PR tree-optimization/36181
8834 * tree-parloops.c (loop_has_vector_phi_nodes): New.
8835 (parallelize_loops): Don't parallelize when the loop has vector
8838 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8839 Sebastian Pop <sebastian.pop@amd.com>
8841 * tree-loop-linear.c (gather_interchange_stats): Look in the access
8842 matrix, and never look at the tree representation of the memory
8844 (linear_transform_loops): Computes parameters and access matrices.
8845 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
8847 (access_matrix_get_index_for_parameter): New.
8848 * tree-data-ref.h (struct access_matrix): New.
8849 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
8850 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
8851 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
8852 am_vector_index_for_loop): New.
8853 (struct data_reference): Add field access_matrix.
8854 (DR_ACCESS_MATRIX): New.
8855 (compute_data_dependences_for_loop): Update declaration.
8856 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
8857 * lambda.h (lambda_vector_vec_p): Declared.
8858 * lambda-code.c: Depend on pointer-set.h.
8859 (lambda_collect_parameters_from_af, lambda_collect_parameters,
8860 av_for_af_base, av_for_af, build_access_matrix,
8861 lambda_compute_access_matrices): New.
8862 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
8864 2008-05-20 Joseph Myers <joseph@codesourcery.com>
8866 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
8869 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8870 Sebastian Pop <sebastian.pop@amd.com>
8872 PR tree-optimization/36206
8873 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
8875 (instantiate_scev_1): Rename flags to fold_conversions.
8876 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
8877 outeside instantiation_loop.
8878 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
8879 (evolution_function_is_affine_or_constant_p): Removed.
8880 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
8882 (analyze_siv_subscript): Pass in the loop nest number.
8883 Call evolution_function_is_affine_in_loop instead of
8884 evolution_function_is_affine_p.
8885 (analyze_overlapping_iterations): Pass in the loop nest number.
8887 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8888 Sebastian Pop <sebastian.pop@amd.com>
8890 PR tree-optimization/36206
8891 * tree-chrec.h (chrec_fold_op): New.
8892 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
8895 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
8897 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
8899 (remove_duplicates): Do not set inode on non-inode systems.
8902 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
8904 * config.gcc (tm_file): Update comments about relative pathnames.
8906 2008-05-20 Richard Guenther <rguenther@suse.de>
8908 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
8909 * tree-ssa-sccvn.c (process_scc): Likewise.
8910 * tree-ssa-sink.c (execute_sink_code): Likewise.
8911 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
8912 * tree-vrp.c (process_assert_insertions): Likewise.
8913 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8914 (perform_tree_ssa_dce): Likewise.
8915 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
8916 (dump_dominator_optimization_stats): Likewise.
8917 * tree-vectorizer.c (vectorize_loops): Likewise.
8919 2008-05-20 Richard Guenther <rguenther@suse.de>
8921 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
8923 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
8925 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
8926 (ix86_i386elf_return_in_memory): Likewise.
8927 (ix86_i386interix_return_in_memory): Likewise.
8928 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
8929 (SUBTARGET_RETURN_IN_MEMORY): New.
8930 * config/i386/i386elf.h: Likewise.
8931 * config/i386/ptx4-i.h: Likewise.
8932 * config/i386/sol2-10.h: Likewise.
8933 * config/i386/sysv4.h: Likewise.
8934 * config/i386/vx-common.h: Likewise.
8935 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
8936 * config/i386/i386.c (ix86_return_in_memory): Made static and
8937 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
8938 (ix86_i386elf_return_in_memory): Removed.
8939 (ix86_i386interix_return_in_memory): Removed.
8940 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
8941 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
8943 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
8945 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
8947 2008-05-19 Xinliang David Li <davidxl@google.com>
8949 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
8951 * common.opt: Ditto.
8952 * doc/invoke.texi: Ditto.
8954 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
8956 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
8957 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
8959 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
8961 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
8962 sizes of operand array from 8/4 to 4/2.
8963 (ix86_expand_vector_init_general): Change size of operand array
8964 from 32 to 16. Remove op0, op1 and half_mode.
8966 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
8968 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
8969 (ix86_expand_vector_init_interleave): Likewise.
8970 (ix86_expand_vector_init_general): Use them. Assert
8971 word_mode == SImode when n_words == 4.
8973 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
8975 * config/i386/i386.c (ix86_secondary_reload): New static function.
8976 (TARGET_SECONDARY_RELOAD): New define.
8977 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
8978 * config/i386/i386.md (reload_outqi): Remove.
8980 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8983 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
8984 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
8985 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
8986 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
8987 (fold_builtin_1): Likewise.
8988 * builtins.def (BUILT_IN_ISINF_SIGN): New.
8989 c-common.c (check_builtin_function_arguments): Handle
8990 BUILT_IN_ISINF_SIGN.
8991 * doc/extend.texi: Document __builtin_isinf_sign.
8992 * fold-const.c (operand_equal_p): Handle COND_EXPR.
8994 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
8996 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
8997 EH cleanup at the end of the pass, search for those that have been
8998 turned into forwarder blocks and do the cleanup on their successor.
9000 2008-05-18 Richard Guenther <rguenther@suse.de>
9002 * tree-cfg.c (verify_gimple_expr): Allow conversions from
9003 pointers to sizetype and vice versa.
9005 2008-05-18 Xinliang David Li <davidxl@google.com>
9007 * gcc/tree-ssa-dce.c: Coding style fix.
9008 (check_pow): Documentation comment.
9009 (check_log): Documenation comment. Coding style fix.
9010 (is_unnecessary_except_errno_call): Ditto.
9011 (gen_conditions_for_pow): Ditto.
9012 (gen_conditions_for_log): Ditto.
9013 (gen_shrink_wrap_conditions): Ditto.
9014 (shrink_wrap_one_built_in_calls): Ditto.
9015 * gcc/doc/invoke.texi: Better documentation string.
9016 * ChangeLog: Fix wrong change log entries from
9017 May 17 checkin on function call DCE.
9019 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
9021 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
9023 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
9025 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
9026 * df-problems.c (simulation routines): Fixed block comment to
9027 properly say how to add forwards scanning functions.
9029 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
9031 * tree-inline.c (setup_one_parameter): Remove dead code.
9033 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
9035 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
9036 a BIT_AND_EXPR only for an INTEGER_TYPE.
9038 2008-05-17 Xinliang David Li <davidxl@google.com>
9040 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
9041 (check_pow, check_log, is_unnecessary_except_errno_call): New
9042 functions to check for eliminating math functions that are pure
9043 except for setting errno.
9044 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
9045 general condition expressions for shrink-wrapping pow/log calls.
9046 (gen_shrink_wrap_conditions): Ditto.
9047 (shrink_wrap_one_built_in_call): Ditto.
9048 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
9049 (mark_operand_necessary): If debugging, output if OP is necessary.
9050 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
9052 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
9054 * gcc/common.opt: New user flag -ftree-builtin-dce.
9055 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
9057 2008-05-16 David S. Miller <davem@davemloft.net>
9059 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
9060 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
9062 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
9065 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
9067 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9069 * ifcvt.c (dead_or_predicable): Rename
9070 df_simulate_one_insn_backwards to df_simulate_one_insn.
9071 * recog.c (peephole2_optimize): Ditto.
9072 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
9074 * df.h: Rename df_simulate_one_insn_backwards to
9075 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
9076 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
9077 scanning of defs and uses.
9078 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
9079 (df_simulate_one_insn_forwards): Removed.
9081 2008-05-16 Doug Kwan <dougkwan@google.com>
9083 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
9085 (real_from_string): Handle NaNs and Inf as approriate.
9087 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
9089 * doc/gty.texi (Source Files Containing Type Information): Note
9090 that headers should appear first in the gtfiles list.
9092 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9094 * tree.def (COND_EXEC): Properly documented this code.
9096 2008-05-16 Diego Novillo <dnovillo@google.com>
9098 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
9099 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
9102 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9104 * tree-ssa-dse (max_stmt_uid): Removed.
9105 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
9106 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
9107 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
9108 * function.h (cfun.last_stmt_uid): New field.
9109 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
9110 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
9112 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
9113 (create_stmt_ann): Initialize the ann->uid field.
9114 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
9116 * tree-flow.h (renumber_gimple_stmt_uids): New function.
9118 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
9120 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
9121 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
9122 (init_empty_tree_cfg): Call it.
9124 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9126 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
9129 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9131 * doc/invoke.text (-fdump-tree-*-verbose): New option.
9132 * tree-dump.c (dump_options): New verbose option.
9133 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
9135 * tree-pass.h (TDF_VERBOSE): New dump flag.
9136 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
9137 (tree-flow.h): Added include.
9138 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
9140 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
9142 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
9144 From Jie Zhang <jie.zhang@analog.com>
9145 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9146 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
9147 mcpu=bf561-none and mcpu=bf561-0.2.
9148 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9149 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
9150 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9151 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
9152 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
9153 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
9154 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
9156 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
9157 (cputype_selected): Remove.
9158 (bfin_handle_option): Don't use cputype_selected.
9159 (override_options): When no mcpu option, enable all workarounds.
9160 Don't use bfin_workarounds.
9161 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
9163 (DEFAULT_CPU_TYPE): Don't define.
9165 2008-05-16 Richard Guenther <rguenther@suse.de>
9167 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
9168 on deletion of the last stmt.
9170 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
9172 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
9173 V8HImode for SSE2 and V16QImode for SSE4.1.
9175 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9177 * cgraph.h (compute_inline_parameters): Made public.
9178 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
9179 variable_generate_summary, function_write_summary,
9180 variable_write_summary, variable_read_summary. Added generate_summary,
9181 write_summary, read_summary.
9182 * cgraphunit.c (cgraph_process_new_functions): Changed call from
9183 pass_ipa_inline.function_generate_summary, to
9184 compute_inline_parameters.
9185 * ipa-inline.c (compute_inline_parameters): Made public and added
9187 (compute_inline_parameters_for_current): New function.
9188 (pass_inline_param): Now calls compute_inline_parameters_for_current.
9189 (inline_generate_summary): Removed parameter and made to loop over
9191 (pass_ipa_inline): Updated for new IPA_PASS structure.
9192 * passes.c (execute_ipa_summary_passes): Now is called once per
9193 pass rather than once per node*pass.
9195 2008-05-15 Anatoly Sokolov <aesok@post.ru>
9197 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
9198 avr_have_mul_p, avr_asm_only_p): Remove variables.
9199 (avr_override_options): Remove initialization of removed variables.
9200 (avr_file_start): Convert removed variables to fields of
9201 'struct base_arch_s *avr_current_arch'.
9202 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
9203 (AVR_HAVE_MUL): (Ditto.).
9204 (AVR_HAVE_MOVW): (Ditto.).
9205 (AVR_HAVE_LPMX): (Ditto.).
9206 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
9207 avr_asm_only_p): Remove declaration.
9209 2008-05-15 Diego Novillo <dnovillo@google.com>
9211 * config/arm/arm.c (arm_return_in_memory): Fix return type.
9212 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
9214 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
9217 * combine.c (check_conversion): Rename back to check_promoted_subreg.
9218 Don't call record_truncated_value from here.
9219 (record_truncated_value): Turn it into a for_each_rtx callback.
9220 (record_truncated_values): New function.
9221 (combine_instructions): Call note_uses with record_truncated_values.
9222 Change name of check_conversion to check_promoted_subreg.
9224 2008-05-15 Janis Johnson <janis187@us.ibm.com>
9226 * doc/sourcebuild.texi: Document support for torture tests.
9228 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
9230 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
9231 to alternative 4 of operand 2.
9233 2008-05-15 Richard Guenther <rguenther@suse.de>
9235 * tree-pass.h (current_pass): Declare.
9236 (get_pass_for_id): Likewise.
9237 * passes.c (passes_by_id, passes_by_id_size): New globals.
9238 (set_pass_for_id): New function.
9239 (get_pass_for_id): Likewise.
9240 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
9241 (execute_function_todo): Flush per function statistics.
9242 * toplev.c (compile_file): Init statistics.
9243 (general_init): Do early statistics initialization.
9244 (finalize): Finish statistics.
9245 * statistics.h (statistics_early_init): Declare.
9246 (statistics_init): Likewise.
9247 (statistics_fini): Likewise.
9248 (statistics_fini_pass): Likewise.
9249 (statistics_counter_event): Likewise.
9250 (statistics_histogram_event): Likewise.
9251 * statistics.c: New file.
9252 * Makefile.in (OBJS-common): Add statistics.o.
9253 (statistics.o): Add dependencies.
9254 * doc/invoke.texi (-fdump-statistics): Document.
9256 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
9258 (execute_pre): Use statistics_counter_event.
9259 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
9260 (substitute_and_fold): Increment it. Use statistics_counter_event.
9262 2008-05-15 Diego Novillo <dnovillo@google.com>
9264 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
9266 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
9267 * tree-ssa-alias.c (new_type_alias): Remove references to
9268 sub-variables from comment.
9269 * tree-ssa-operands.c (swap_tree_operands): Likewise.
9271 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
9273 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
9274 attribute to 1 only for insertps alternative.
9276 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
9278 * config/bfin/bfin.md (loadbytes): New pattern.
9279 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
9280 (bfin_init_builtins): Initialize it.
9281 (bdesc_1arg): Add it.
9283 2008-05-15 Sa Liu <saliu@de.ibm.com>
9285 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
9286 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
9287 * testsuite/lib/target-supports.exp: Add
9288 check_effective_target_fortran_integer_16.
9290 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
9292 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
9293 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
9294 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
9295 (TARGET_RETURN_IN_MEMORY): Define.
9297 2008-05-15 Richard Guenther <rguenther@suse.de>
9300 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
9301 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
9302 represent unmodifiable vars.
9304 2008-05-15 Richard Guenther <rguenther@suse.de>
9306 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
9307 INDIRECT_REF and TARGET_MEM_REF.
9308 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
9311 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
9312 H.J. Lu <hongjiu.lu@intel.com>
9314 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
9315 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
9316 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
9317 insn alternatives. Add missing alternatives.
9318 (*vec_concatv2di_rex64_sse4_1): Likewise.
9319 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
9320 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
9323 2008-05-15 Richard Guenther <rguenther@suse.de>
9325 PR tree-optimization/36009
9326 PR tree-optimization/36204
9327 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
9328 (determine_invariantness_stmt): Record the loop a store is
9330 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
9333 2008-05-15 Richard Guenther <rguenther@suse.de>
9335 PR tree-optimization/34330
9336 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
9337 through the pointer will alias the SMT.
9339 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
9341 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
9343 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
9345 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
9347 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9348 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9350 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
9351 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
9352 (vashl_optab): New optab for vector/vector shifts.
9353 (vashr_optab): Ditto.
9354 (vlshr_optab): Ditto.
9355 (vrotl_optab): Ditto.
9356 (vrotr_optab): Ditto.
9357 (optab_subtype): New enum for optab_for_tree_code call.
9358 (optab_for_tree_code): Add enum optab_subtype argument.
9360 * optabs.c (optab_for_tree_code): Take an additional argument to
9361 distinguish between a vector shift by a scalar and vector shift by
9362 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
9363 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
9364 vector shift by a vector.
9365 (expand_widen_pattern_expr): Pass additional argument to
9366 optab_for_tree_code.
9368 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
9369 vrotl_optab, vrotr_optab.
9371 * expr.c (expand_expr_real_1): Update calls to
9372 optab_for_tree_code to distinguish between vector shifted by a
9373 scalar and vector shifted by a vector.
9374 * tree-vectorizer.c (supportable_widening_operation): Ditto.
9375 (supportable_narrowing_operation): Ditto.
9376 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
9377 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
9378 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
9379 (vect_create_epilog_for_reduction): Ditto.
9380 (vectorizable_reduction): Ditto.
9381 (vectorizable_operation): Ditto.
9382 (vect_strided_store_supported): Ditto.
9383 (vect_strided_load_supported): Ditto.
9384 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
9385 * expmed.c (expand_shift): Ditto.
9387 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
9389 (ashr@var{m}3): Ditto.
9390 (vashl@var{m}3): Document new vector/vector shift standard name.
9391 (vashr@var{m}3): Ditto.
9392 (vlshr@var{m}3): Ditto.
9393 (vrotl@var{m}3): Ditto.
9394 (vrotr@var{m}3): Ditto.
9396 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
9397 (PPERM_INVERT): Ditto.
9398 (PPERM_REVERSE): Ditto.
9399 (PPERM_REV_INV): Ditto.
9400 (PPERM_ZERO): Ditto.
9401 (PPERM_ONES): Ditto.
9402 (PPERM_SIGN): Ditto.
9403 (PPERM_INV_SIGN): Ditto.
9404 (PPERM_SRC1): Ditto.
9405 (PPERM_SRC2): Ditto.
9407 * config/i386/sse.md (mulv2di3): Add SSE5 support.
9408 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
9409 allows a memory operand to be the value being added, and split it
9410 to improve vectorization.
9411 (sse5_pmacsdqh_mem): Ditto.
9412 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
9413 (sse5_mulv2div2di3_high): Ditto.
9414 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
9415 (vec_pack_trunc_v4si): Ditto.
9416 (vec_pack_trunc_v2di): Ditto.
9417 (sse5_pcmov_<mode>): Remove code that tried to use use
9418 andps/andnps instead of pcmov.
9419 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
9420 pmacsdqh instructions.
9421 (vec_widen_smult_lo_v4si): Ditto.
9423 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
9424 (PPERM_INVERT): Ditto.
9425 (PPERM_REVERSE): Ditto.
9426 (PPERM_REV_INV): Ditto.
9427 (PPERM_ZERO): Ditto.
9428 (PPERM_ONES): Ditto.
9429 (PPERM_SIGN): Ditto.
9430 (PPERM_INV_SIGN): Ditto.
9431 (PPERM_SRC1): Ditto.
9432 (PPERM_SRC2): Ditto.
9433 (ix86_expand_sse_movcc): Move the SSE5 test after the if
9435 (ix86_expand_int_vcond): If SSE5 generate all possible integer
9437 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
9438 says ignore whether the last reference is a memory operand.
9440 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9441 Paolo Bonzini <bonzini at gnu dot org>
9443 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
9446 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
9447 (vlshr<mode>3): Rename from vlshr<mode>3.
9448 (vashr<mode>3): Rename from vashr<mode>3.
9449 (mulv4sf3): Change the names of vector shift patterns.
9453 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
9456 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
9481 * config/spu/spu.md (v): New iterator macro to add v for vector types.
9482 (floatunssidf2_internal): Change vector/vector shift names.
9483 (floatunsdidf2_internal): Ditto.
9490 (vashl<mode>3): Rename from ashl<mode>3.
9491 (vashr<mode>3): Rename from ashr<mode>3.
9492 (vlshr<mode>3): Rename from lshr<mode>3.
9493 (vrotl<mode>3): Rename from rotl<mode>3.
9495 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9498 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
9499 multiply gives the wrong value when doing widening multiplies.
9500 (vec_widen_smult_lo_v4si): Ditto.
9502 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
9504 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
9505 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
9506 emit_library_call_value.
9507 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
9508 * tree.h (ECF_LIBCALL_BLOCK): Removed.
9509 * calls.c (initialize_argument_information, precompute_arguments,
9510 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
9511 (precompute_arguments): Removed flags parameter.
9512 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
9514 2008-05-14 Richard Guenther <rguenther@suse.de>
9516 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
9517 Make sure to register the store if the use is a PHI_NODE.
9519 2008-05-14 Olivier Hainque <hainque@adacore.com>
9521 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
9522 memory if the component is to be referenced in BLKmode according
9523 to get_inner_reference.
9525 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
9527 * calls.c (emit_library_call_value_1): Restore code clearing
9528 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
9530 2008-05-14 Olivier Hainque <hainque@adacore.com>
9531 Nicolas Roche <roche@adacore.com>
9533 * configure.ac: Add support for a "gcc_subdir" variable in
9534 config-lang.in, to denote a subdirectory where the language/GCC
9535 integration files are to be found.
9536 * configure: Regenerate.
9538 2008-05-14 Ira Rosen <irar@il.ibm.com>
9540 PR tree-optimization/36098
9541 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
9542 value for the first load in the group in case of a gap.
9543 (vect_build_slp_tree): Check that there are no gaps in loads.
9545 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
9547 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
9548 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
9549 expand_copysign_bit, ): Change call to emit_no_conflict_block to
9550 emit_insn and remove unneeded code to construct extra args.
9551 (emit_no_conflict_block): Removed.
9552 * optabls.h: (emit_no_conflict_block): Removed.
9553 * cse.c (cse_extended_basic_block): Remove search for
9554 REG_NO_CONFLICT note.
9555 * global.c: Removed incorrect comment added in revision 117.
9556 * expr.c (convert_move): Change call to emit_no_conflict_block to
9558 * recog.c: Change comments so that they do not mention
9560 * local_alloc.c (combine_regs): Removed last parameter.
9561 (no_conflict_p): Removed.
9562 (block_alloc): Removed note, no_conflict_combined_regno and set
9563 local vars. Removed all code to process REG_NO_CONFLICT blocks.
9564 (combine_regs): Removed already_dead and code to look for
9565 REG_NO_CONFLICT notes.
9566 * lower_subreg (remove_retval_note): Removed code to look for
9567 REG_NO_CONFLICT block.
9568 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
9569 (resolve_clobber): Remove code to process libcalls that have
9570 REG_NO_CONFLICT notes.
9571 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
9573 * combine.c (can_combine_p, distribute_notes): Removed
9574 REG_NO_CONFLICT case.
9575 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
9577 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
9578 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
9580 * reg-notes.def (NO_CONFLICT): Removed.
9582 2008-05-14 David S. Miller <davem@davemloft.net>
9584 * config/sparc/sparc.c (sparc_profile_hook): If
9585 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
9586 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
9587 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
9589 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
9591 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
9593 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
9596 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
9597 and op1 expansion before vector concat to have less live pseudos.
9599 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
9601 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
9602 ix86_expand_vector_set if supported.
9604 2008-05-13 Diego Novillo <dnovillo@google.com>
9605 Kenneth Zadeck <zadeck@naturalbridge.com>
9607 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
9609 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
9610 phinodes_print_statistics, init_ssanames, fini_ssanames,
9611 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
9612 release_ssa_name, release_defs, replace_ssa_name_symbol,
9613 ssanames_print_statistics): Move ...
9614 * tree-flow.h: ... here.
9615 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
9616 Use FN instead of cfun.
9617 (make_ssa_name_fn): Rename from make_ssa_name.
9618 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
9619 * tree-flow-inline.h (make_ssa_name): Move from
9620 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
9621 * omp-low.c (expand_omp_parallel):
9622 * tree-flow-inline.h (redirect_edge_var_map_result):
9623 * tree-ssa.c (init_tree_ssa): Add argument FN.
9624 Use it instead of cfun. Update all users.
9626 2008-05-13 Tom Tromey <tromey@redhat.com>
9628 PR preprocessor/22168:
9629 * doc/cpp.texi (Top): Update menu.
9630 (Alternatives to Wrapper #ifndef): New node.
9631 (Other Directives): Document deprecation.
9632 (Obsolete Features): Remove menu.
9633 (Assertions): Merge node into Obsolete Features.
9634 (Obsolete once-only headers): Move earlier; rename to Alternatives
9636 * doc/cppopts.texi: Update.
9637 * c.opt (Wdeprecated): Enable for C and ObjC.
9638 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
9639 (C++ Dialect Options): Move -Wno-deprecated from here to...
9640 (Warning Options): ... here.
9642 2008-05-13 Richard Guenther <rguenther@suse.de>
9645 * fold-const.c (fold_sign_changed_comparison): Do not allow
9646 changes in pointer-ness.
9648 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9651 * config/sh/sh.c (sh_expand_prologue): Don't clear
9652 RTX_FRAME_RELATED_P for push insns.
9654 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
9656 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
9658 2008-05-12 Anatoly Sokolov <aesok@post.ru>
9660 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
9661 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
9662 Use 'machine->is_leaf' instead of 'leaf_func_p'.
9664 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
9666 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
9667 (*vec_concatv4sf_sse): This.
9668 (*sse2_concatv2si): Renamed to ...
9669 (*vec_concatv2si_sse2): This.
9670 (*sse1_concatv2si): Renamed to ...
9671 (*vec_concatv2si_sse): This.
9672 (*vec_concatv2di_rex): Renamed to ...
9673 (*vec_concatv2di_rex64): This.
9674 (*vec_concatv2si_sse4_1): New.
9675 (*vec_concatv2di_rex64_sse4_1): Likewise.
9677 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
9679 PR rtl-optimization/36111
9680 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
9681 that was created for swappable operands.
9683 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
9686 * Makefile.in: Substitute GNATMAKE and GNATBIND.
9687 * configure.ac: Add call to ACX_PROG_GNAT.
9689 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
9691 * optc-gen.awk: Fix comment typo.
9693 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9695 * pretty-print.c (pp_integer_with_precision): Use
9696 HOST_LONG_LONG_FORMAT.
9698 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
9700 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
9702 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
9704 * config/i386/i386.c (bdesc_ptest): Removed.
9705 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
9706 (bdesc_args): Add __builtin_ia32_ptestz128,
9707 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
9708 (ix86_init_mmx_sse_builtins): Updated.
9709 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
9710 (ix86_expand_builtin): Updated.
9712 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
9714 * tree-cfg.c (valid_fixed_convert_types_p): New function.
9715 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
9717 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
9719 * value-prof.c (interesting_stringop_to_profile): Do not
9720 return early for BUILT_IN_MEMPCPY.
9722 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
9724 * calls.c (expand_call): Don't use callgraph to increase
9725 preferred_stack_boundary.
9727 * cgraph.h (cgraph_rtl_info): Use unsigned on
9728 preferred_incoming_stack_boundary.
9730 * final.c (rest_of_clean_state): Use unsigned on
9731 preferred_stack_boundary.
9733 2008-05-09 Tom Tromey <tromey@redhat.com>
9735 PR preprocessor/22231:
9736 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
9739 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
9741 PR tree-optimization/36129
9742 * tree-ssa-ccp.c: Include value-prof.h.
9743 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
9744 built-in function was folded to a constant.
9745 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
9747 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
9748 Sebastian Pop <sebastian.pop@amd.com>
9750 * tree-scalar-evolution.c: Document instantiate_scev.
9751 (instantiate_parameters_1): Renamed instantiate_scev_1.
9752 Don't use the same loop for instantiation_loop and evolution_loop.
9753 (instantiate_scev): New.
9754 (instantiate_parameters): Moved...
9755 (resolve_mixers): Update call to instantiate_scev_1 to pass the
9756 same loop twice. Maintains the semantics for this function.
9757 * tree-scalar-evolution.h (instantiate_scev): Declare.
9758 (instantiate_parameters): ...here. Now static inline.
9759 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
9760 instead of resolve_mixers.
9762 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9764 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
9766 2008-05-09 Tomas Bily <tbily@suse.cz>
9768 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
9769 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
9770 * tree-ssa-structalias.c (get_constraint_for): Likewise.
9771 * c-common.c (c_common_truthvalue_conversion): Likewise.
9772 * tree-object-size.c (compute_object_offset): Likewise.
9773 * tree-inline.c (estimate_num_insns_1): Likewise.
9774 * varasm.c (const_hash_1, compare_constant, copy_constant)
9775 (compute_reloc_for_constant, output_addressed_constants)
9776 (initializer_constant_valid_p): Likewise.
9777 * c-omp.c (check_omp_for_incr_expr): Likewise.
9778 * gimplify.c (gimplify_expr): Likewise.
9779 * c-typeck.c (c_finish_return): Likewise.
9780 * tree-vectorizer.c (supportable_widening_operation)
9781 (supportable_narrowing_operation): Likewise.
9782 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
9783 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
9784 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
9785 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
9786 (descr_info_loc): Likewise.
9787 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
9788 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
9789 (fold_unary): Likewise.
9790 * builtins.c (get_pointer_alignment): Likewise.
9791 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
9792 (instantiate_parameters_1): Likewise.
9793 * tree.c (expr_align, stabilize_reference): Likewise.
9794 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
9795 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
9796 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
9797 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
9798 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
9799 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
9801 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
9802 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
9803 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9804 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
9805 (forward_propagate_comparison)
9806 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9807 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
9808 * emit-rtl.c (component_ref_for_mem_expr)
9809 (set_mem_attributes_minus_bitpos): Likewise.
9810 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
9811 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
9813 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
9814 (build_function_call, pointer_diff, build_compound_expr)
9815 (c_finish_return): Likewise.
9816 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
9817 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
9819 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
9820 * expr.c (is_aligning_offset): Likewise.
9821 * tree-ssa-alias.c (is_escape_site): Likewise.
9822 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
9823 (check_all_va_list_escapes): Likewise.
9824 * tree-ssa-loop-ivopts.c (determine_base_object)
9825 (determine_common_wider_type): Likewise.
9826 * dojump.c (do_jump): Likewise.
9827 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
9828 * tree-gimple.c (is_gimple_cast): Likewise.
9829 * fold-const.c (decode_field_reference, )
9830 (fold_sign_changed_comparison, fold_unary, fold_comparison)
9831 (fold_binary): Likewise.
9832 * tree-ssa-alias-warnings.c (find_alias_site_helper)
9833 (already_warned_in_frontend_p): Likewise.
9834 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
9835 * tree.c (really_constant_p, get_unwidened): Likewise.
9836 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9837 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9838 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
9840 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
9842 (CONVERT_EXPR_P): Define.
9843 (CASE_CONVERT): Define.
9845 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
9848 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
9849 (delete_unmarked_insns): When deleting a call, call
9850 delete_unreachable_blocks.
9851 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
9852 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
9854 2008-05-08 Richard Guenther <rguenther@suse.de>
9856 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
9857 (-ftree-salias): Likewise.
9858 (salias-max-implicit-fields): Remove param documentation.
9859 (salias-max-array-elements): Likewise.
9860 * tree-pass.h (pass_create_structure_vars): Remove.
9861 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
9862 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
9863 * tree-ssa-alias.c (create_structure_vars): Remove.
9864 (gate_structure_vars): Likewise.
9865 (pass_create_structure_vars): Likewise.
9866 (gate_build_alias): Likewise.
9867 (pass_build_alias): Adjust to run always and dump the function.
9868 * common.opt (ftree-salias): Hide.
9869 * passes.c (init_optimization_passes): Remove
9870 pass_create_structure_vars, adjust comment.
9871 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
9872 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
9873 * opts.c (decode_options): Do not set flag_tree_salias.
9874 (common_handle_option): Add OPT_ftree_salias to the backward
9875 compatibility section.
9877 2008-05-08 Richard Guenther <rguenther@suse.de>
9879 * tree-flow-inline.h (var_can_have_subvars): Move ...
9880 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
9881 * tree-flow.h (var_can_have_subvars): Remove.
9882 (push_fields_onto_fieldstack): Remove.
9883 (sort_fieldstack): Likewise.
9884 (struct fieldoff): Move ...
9885 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
9886 alias_set and base_for_components fields.
9887 (sort_fieldstack): Make static.
9888 (push_fields_onto_fieldstack): Likewise. Remove code that
9889 handles anything but RECORD_TYPEs. Remove alias_set and
9890 base_for_components handling.
9891 (create_variable_info_for): Adjust.
9893 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
9895 * common.opt (Wframe-larger-than=): Shorten the help message
9897 * doc/invoke.texi (Wframe-larger-than=): Add more description.
9899 2008-05-08 Rafael Espindola <espindola@google.com>
9901 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
9903 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
9904 trap and that both operands are gimple values.
9905 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
9906 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
9909 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
9911 * read-rtl.c (join_c_conditions): Return the first string if the
9912 two strings are equal.
9914 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
9916 * gensupport.h (pred_data): Add a "num_codes" field.
9917 (add_predicate_code): Declare.
9918 * gensupport.c (add_predicate_code): New function.
9919 (std_pred_table): Add an "allows_const_p" field.
9920 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
9921 Remove the (incomplete) list of such codes from the codes field.
9922 (init_predicate_table): Use add_predicate_code. Add all
9923 RTX_CONST_OBJs if allows_const_p is true.
9924 * genrecog.c (process_define_predicate): Use add_predicate_code.
9926 2008-05-08 David Daney <ddaney@avtrex.com>
9927 Richard Sandiford <rsandifo@nildram.co.uk>
9929 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
9930 special case of constant zero operands.
9931 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
9932 old and new values. Special case constant zero values.
9933 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
9935 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
9936 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
9938 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
9941 * simplify-rtx.c (simplify_plus_minus): Create CONST of
9942 similar RTX_CONST_OBJ before CONST_INT.
9944 2008-05-08 Steve Ellcey <sje@cup.hp.com>
9946 * stmt.c (expand_stack_restore): Change sa mode if needed.
9948 2008-05-08 Richard Guenther <rguenther@suse.de>
9950 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
9951 return type to bool.
9952 (ix86_sol10_return_in_memory): Likewise.
9953 (ix86_i386elf_return_in_memory): Likewise.
9954 (ix86_i386interix_return_in_memory): Likewise.
9955 * config/i386/i386.c (ix86_return_in_memory): Likewise.
9956 (ix86_sol10_return_in_memory): Likewise.
9957 (ix86_i386elf_return_in_memory): Likewise.
9958 (ix86_i386interix_return_in_memory): Likewise.
9960 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
9963 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
9965 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
9966 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
9969 2008-05-08 Richard Guenther <rguenther@suse.de>
9971 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
9972 * tree-data-ref.h (struct dr_alias): Remove subvars field.
9973 (DR_SUBVARS): Remove.
9974 * tree-dfa.c (dump_subvars_for): Remove.
9975 (debug_subvars_for): Likewise.
9976 (dump_variable): Do not dump subvars.
9977 (remove_referenced_var): Do not remove subvars.
9978 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
9979 (lookup_subvars_for_var): Remove.
9980 (get_subvars_for_var): Likewise.
9981 (get_subvars_at): Likewise.
9982 (get_first_overlapping_subvar): Likewise.
9983 (overlap_subvar): Likewise.
9984 * tree-flow.h (subvar_t): Remove.
9985 (struct var_ann_d): Remove subvars field.
9986 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
9987 argument. Remove special handling of SFTs.
9988 (compute_tag_properties): Likewise.
9989 (set_initial_properties): Likewise.
9990 (compute_call_clobbered): Likewise.
9991 (count_mem_refs): Likewise.
9992 (compute_memory_partitions): Likewise.
9993 (compute_flow_insensitive_aliasing): Likewise.
9994 (setup_pointers_and_addressables): Likewise.
9995 (new_type_alias): Likewise.
9996 (struct used_part): Remove.
9997 (used_portions): Likewise.
9998 (struct used_part_map): Likewise.
9999 (used_part_map_eq): Likewise.
10000 (used_part_map_hash): Likewise.
10001 (free_used_part_map): Likewise.
10002 (up_lookup): Likewise.
10003 (up_insert): Likewise.
10004 (get_or_create_used_part_for): Likewise.
10005 (create_sft): Likewise.
10006 (create_overlap_variables_for): Likewise.
10007 (find_used_portions): Likewise.
10008 (create_structure_vars): Likewise.
10009 * tree.def (STRUCT_FIELD_TAG): Remove.
10010 * tree.h (MTAG_P): Adjust.
10011 (struct tree_memory_tag): Remove base_for_components and
10012 unpartitionable flags.
10013 (struct tree_struct_field_tag): Remove.
10014 (SFT_PARENT_VAR): Likewise.
10015 (SFT_OFFSET): Likewise.
10016 (SFT_SIZE): Likewise.
10017 (SFT_NONADDRESSABLE_P): Likewise.
10018 (SFT_ALIAS_SET): Likewise.
10019 (SFT_UNPARTITIONABLE_P): Likewise.
10020 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
10021 (union tree_node): Remove sft field.
10022 * alias.c (get_alias_set): Remove special handling of SFTs.
10023 * print-tree.c (print_node): Remove handling of SFTs.
10024 * tree-dump.c (dequeue_and_dump): Likewise.
10025 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
10026 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
10027 * tree-predcom.c (set_alias_info): Do not set subvars.
10028 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
10029 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
10030 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
10031 (add_vars_for_offset): Remove.
10032 (add_virtual_operand): Remove special handling of SFTs.
10033 (add_call_clobber_ops): Likewise.
10034 (add_call_read_ops): Likewise.
10035 (get_asm_expr_operands): Likewise.
10036 (get_modify_stmt_operands): Likewise.
10037 (get_expr_operands): Likewise.
10038 (add_to_addressable_set): Likewise.
10039 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
10040 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
10041 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
10042 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
10043 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
10044 (tree_node_structure): Likewise.
10045 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
10047 (find_what_p_points_to): Likewise.
10049 2008-05-08 Sa Liu <saliu@de.ibm.com>
10051 * config/spu/spu.md: Fixed subti3 pattern.
10053 2008-05-08 Richard Guenther <rguenther@suse.de>
10055 PR middle-end/36154
10056 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
10057 sure to create a representative for trailing arrays for PTA.
10059 2008-05-08 Richard Guenther <rguenther@suse.de>
10061 PR middle-end/36172
10062 * fold-const.c (operand_equal_p): Two objects which types
10063 differ in pointerness are not equal.
10065 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
10067 * calls.c (compute_argument_block_size): Add argument tree fndecl.
10068 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
10069 (emit_library_call_value_1): Add new variable fndecl initialized by
10070 NULL_TREE. It should be the decl type of orgfun, but this information
10071 seems not to be available here, so it uses the default calling abi.
10072 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
10073 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
10074 by TARGET_RETURN_IN_MEMORY.
10075 * config/i386/i386-interix.h: Likewise.
10076 * config/i386/i386.h: Likewise.
10077 * config/i386/i386elf.h: Likewise.
10078 * config/i386/ptx4-i.h: Likewise.
10079 * config/i386/sol2-10.h: Likewise.
10080 * config/i386/sysv4.h: Likewise.
10081 * config/i386/vx-common.h: Likewise.
10082 * config/cris/cris.h: Removed #if 0 clause.
10083 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
10084 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
10086 (ix86_sol10_return_in_memory): Likewise.
10087 (ix86_i386elf_return_in_memory): New.
10088 (ix86_i386interix_return_in_memory): New.
10089 * config/mt/mt-protos.h (mt_return_in_memory): New.
10090 * config/mt/mt.c: Likewise.
10091 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
10092 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
10093 * config/bfin/bfin.h: Likewise.
10094 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
10096 * config/bfin/bfin.c: Likewise.
10097 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
10098 * config/alpha/unicosmk.h: Likewise.
10099 * config/i386/cygming.h: Likewise.
10100 * config/iq2000/iq2000.h: Likewise.
10101 * config/mips/mips.h: Likewise.
10102 * config/mn10300/mn10300.h: Likewise.
10103 * config/rs6000/rs6000.h: Likewise.
10104 * config/score/score.h: Likewise.
10105 * config/spu/spu.h: Likewise.
10106 * config/v850/v850.h: Likewise.
10107 * defaults.h: Likewise.
10108 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
10109 * expr.c (emit_block_move): Adjust use of
10110 OUTGOING_REG_PARM_STACK_SPACE.
10111 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
10112 OUTGOING_REG_PARM_STACK_SPACE.
10113 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
10115 2008-05-08 Jakub Jelinek <jakub@redhat.com>
10117 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
10118 on OMP_RETURN for OMP_FOR.
10121 * dwarf2out.c (dw_expand_expr, common_check): Removed.
10122 (fortran_common): New function.
10123 (gen_variable_die): Call fortran_common instead of common_check,
10124 adjust for it returning tree instead of rtx. Formatting.
10126 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
10130 * see.c (see_copy_insn): Copy new pure const attributes for new call.
10131 * c-decl.c (merge_decls): Ditto.
10132 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
10133 to RTL_CONST_OR_PURE_CALL_P.
10134 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
10135 Initialized DECL_LOOPING_CONST_PURE.
10136 (process_call_operands): Set tree_side_effects properly.
10137 * tree.h (TREE_READONLY_DECL_P): Removed.
10138 (DECL_IS_PURE): Renamed to DECL_PURE_P.
10139 (DECL_LOOPING_OR_CONST_P): New macro.
10140 (struct tree_function_decl): Added looping_const_or_pure_p.
10141 (ECF_*) Renumbered.
10142 (ECF_LOOPING_OR_CONST_P): New macro.
10143 * rtlanal.c (pure_const_p): Removed.
10144 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
10145 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
10146 to RTL_CONST_CALL_P.
10147 * ipa-pure-const.c (pure_const_state_e): Added looping field.
10148 (check_decl, check_tree, check_call, scan_function): Initialize
10150 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
10151 (static_execute): Set looping true for recursive functions.
10152 Undo setting state to IPA_NEITHER for recursive functions.
10153 * cse.c (cse_insn):
10154 * ifcvt.c (noce_can_store_speculate_p): Changed
10155 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
10156 RTL_CONST_OR_PURE_CALL_P.
10157 * dse.c (scan_insn): Ditto.
10158 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
10159 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
10160 RTL_CONST_OR_PURE_CALL_P.
10161 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
10162 pure_call_p to RTL_CONST_CALL_P.
10163 * gimplify.c (gimplify_call_expr): Clear side effects for
10164 non-looping pure and constant calls.
10165 * calls.c (emit_call_1): Set rtl flags from ecf flags.
10166 (flags_from_decl_or_type): Set ecf flags from decl flags.
10167 (initialize_argument_information): Turn off
10168 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
10169 Change const to pure if callee_copies is true rather than just
10171 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
10172 way of marking pure calls.
10173 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
10174 Remove hack that was supposed to fix pr7335 and remove old
10175 way of marking pure calls.
10176 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
10177 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
10178 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
10179 RTL_CONST_OR_PURE_CALL_P.
10180 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
10181 * loop-invariant.c (find_exits, find_invariant_bb): Changed
10182 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
10183 * sched-deps.c (schedule_analyze): Ditto.
10184 * rtl.h (struct rtx_def): Use call field, unchanging field, and
10185 return_val field of calls to represent pure and const function info.
10186 (CONST_OR_PURE_CALL_P): Deleted macro.
10187 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
10188 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
10189 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
10191 * tree-optimize.c (execute_fixup_cfg): Added test for
10192 ECF_LOOPING_CONST_OR_PURE.
10193 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
10195 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
10196 effects for looping pure or const calls.
10197 (verify_gimple_expr): Added verification code.
10198 * config/alpha/alpha.c (alpha_legitimize_address,
10199 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
10201 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
10202 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
10203 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
10204 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
10205 RTL_CONST_OR_PURE_CALL_P.
10206 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
10207 and const calls to be deleted.
10209 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
10212 * config/i386/mmx.md (mmx_subv2sf3): New expander.
10213 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
10214 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
10215 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10216 to handle nonimmediate operands.
10217 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
10218 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
10219 to handle nonimmediate operands.
10220 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
10221 (mmx_pmulhrwv4hi3): New expander. Use
10222 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10223 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
10224 (sse2_umulv1siv1di3): New expander. Use
10225 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10226 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
10227 (mmx_eq<mode>3): New expander. Use
10228 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10229 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
10230 (mmx_uavgv8qi3): New expander. Use
10231 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10232 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
10233 (mmx_uavgv4hi3): New expander. Use
10234 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10236 * config/i386/sse.md
10237 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
10238 to handle nonimmediate operands.
10239 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
10240 to handle nonimmediate operands.
10241 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
10242 to handle nonimmediate operands.
10243 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
10244 to handle nonimmediate operands.
10245 (sse2_unpckhpd_exp): New expander. Use
10246 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10247 (sse2_unpcklpd_exp): New expander. Use
10248 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10249 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
10250 to handle nonimmediate operands.
10251 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
10252 to handle nonimmediate operands.
10253 (*sse2_<plusminus_insn><mode>3): Rename from
10254 sse2_<plusminus_insn><mode>3 insn pattern.
10255 (sse2_<plusminus_insn><mode>3): New expander. Use
10256 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10257 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
10258 (sse2_umulv2siv2di3): New expander. Use
10259 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10260 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
10261 (sse4_1_mulv2siv2di3): New expander. Use
10262 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10263 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
10264 (sse2_pmaddwd): New expander. Use
10265 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10266 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
10267 (sse2_eq<mode>3): New expander. Use
10268 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10269 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
10270 (sse4_1_eqv2di3): New expander. Use
10271 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10272 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
10273 (sse2_uavgv16qi3): New expander. Use
10274 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10275 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
10276 (sse2_uavgv16qi3): New expander. Use
10277 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10278 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
10279 (sse2_uavgv8hi3): New expander. Use
10280 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10281 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
10282 (ssse3_pmulhrswv8hi3): New expander. Use
10283 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10284 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
10285 (ssse3_pmulhrswv4hi3): New expander. Use
10286 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10288 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
10289 (<sse>_vmmul<mode>3): Ditto.
10290 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
10292 (ssse3_pmaddubsw128): Use register_operand for operand 1.
10293 (ssse3_pmaddubsw): Ditto.
10295 * config/i386/i386.c (struct_builtin_description)
10296 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
10297 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
10298 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
10299 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
10300 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
10301 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
10302 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
10303 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
10304 (ix86_fixup_binary_operands): Assert that src1
10305 and src2 must have the same mode when swapped.
10306 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
10307 and ix86_binary_operator_ok. Do not force operands in registers
10310 2008-05-07 Jan Hubicka <jh@suse.cz>
10312 * cgraph.c (dump_cgraph_node): Update.
10313 * cgraph.h (cgraph_local_info): Break out inline summary.
10314 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
10316 * ipa-inline (inline_summary): New accestor function.
10317 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
10318 cgraph_decide_inlining, compute_inline_parameters): Update.
10319 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
10321 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10323 Cleanup ColdFire scheduling support and add V4 pipeline model.
10325 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
10326 (define_attr cpu): Add cfv4 value.
10327 (define_attr type, define_attr type1): Merge into a single 'type'
10328 attribute. Update all uses.
10329 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
10330 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
10332 (define_attr opx_mem, define_attr opy_mem): Remove.
10333 (define_attr op_mem): Clean up, update comment.
10334 (define_attr size): Use specific values instead of general int.
10335 (define_attr guess, define_attr split): Remove. Update all uses.
10336 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
10337 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
10338 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
10339 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
10340 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
10341 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
10342 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
10343 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
10344 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
10345 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
10346 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
10347 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
10348 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
10349 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
10350 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
10351 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
10352 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
10353 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
10354 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
10355 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
10356 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
10357 Update or set attributes.
10358 (stack_tie): New fake instruction.
10360 * config/m68k/m68k.h (TUNE_CFV4): New macro.
10361 (m68k_sched_attr_size): Update declaration.
10362 (m68k_sched_attr_type2): Remove.
10363 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
10364 Declare new bypass predicates.
10366 * config/m68k/m68k.c (m68k_sched_issue_rate,
10367 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
10369 (TARGET_SCHED_ISSUE_RATE,
10370 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
10371 (override_options): Handle scheduling for ColdFire V4 core.
10372 (m68k_expand_prologue): Emit stack_tie.
10373 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
10374 'OP_TYPE_FPN'. Update all uses.
10375 (sched_guess_p): Remove.
10376 (sched_address_type): Handle symbolic addresses.
10377 (sched_get_operand): New static function.
10378 (sched_operand_type): Merge into sched_attr_op_type.
10379 (sched_attr_op_type): Handle FP registers, handle quick constants,
10381 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
10382 (m68k_sched_attr_size): Update. Move logic to ...
10383 (sched_get_attr_size_int): New static function.
10384 (sched_get_opxy_mem_type): New static function.
10385 (m68k_sched_attr_op_mem): Update.
10386 (m68k_sched_attr_type2): Remove.
10387 (sched_cfv4_bypass_data): New static variable.
10388 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
10389 (m68k_sched_issue_rate): Implement scheduler hook.
10390 (struct _sched_ib: enabled_p): New field.
10391 (m68k_sched_variable_issue): Update. Handle V4.
10392 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
10393 sched_dump_class_func_t, sched_dump_split_class,
10394 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
10395 sched_dump_dfa_class, m68k_sched_dump): Remove.
10396 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
10398 (m68k_sched_init_global): Remove statisctics dumping, introduce
10399 sanity check that all instructions have pipeline reservations. Handle
10401 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
10402 Handle ColdFire V4 core.
10403 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
10404 New static functions.
10405 (m68k_sched_address_bypass_p): New bypass predicate.
10406 (sched_get_indexed_address_scale): New static function.
10407 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
10409 * cf.md: Update comments.
10410 (define_attr type2): Remove. Use 'type' attribute instead.
10412 (cf_ib): Rename to cfv123_ib. Update all uses.
10413 (cf_oep): Rename to cfv123_oep. Update all uses.
10414 (cf_chr): Rename to cfv123_chr. Update all uses.
10415 (cf_mem): Rename to cfv123_mem. Update all uses.
10416 (cf_mac): Move to more appropriate place.
10417 (cfv123_guess): New automaton and cpu_unit.
10418 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
10419 Update uses of 'size' attribute. Handle before reload scheduling.
10420 (cfv123_guess): New dummy reservation for unhandled instructions.
10421 (cfv4_*): Pipeline description of ColdFire V4 core.
10422 (ignore): New reservation to handle 'ignore' type.
10424 2008-05-07 Ian Lance Taylor <iant@google.com>
10426 PR middle-end/36013
10427 * gimplify.c (find_single_pointer_decl_1): Don't look through
10429 (find_single_pointer_decl): Adjust comments.
10431 2008-05-07 Jakub Jelinek <jakub@redhat.com>
10433 PR middle-end/36137
10434 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
10435 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
10437 PR middle-end/36106
10438 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
10439 integral type rather than floating point, then VIEW_CONVERT_EXPR
10440 to the floating point type.
10442 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
10444 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
10445 TFmode op0 to register.
10447 2008-05-07 Alan Modra <amodra@bigpond.net.au>
10449 * c-decl.c (grokdeclarator): Comment typo.
10451 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
10453 * tree-flow.h: Remove prototype for computed_goto_p.
10454 * tree-cfg.c (computed_goto_p): Make static.
10456 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
10459 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
10460 (contains_aligned_value_p): This. Handle _Decimal128.
10461 (ix86_function_arg_boundary): Only align _Decimal128 to its
10462 natural boundary and handle it properly.
10464 2008-05-06 Martin Jambor <mjambor@suse.cz>
10466 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
10467 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
10468 (ipcp_method_set_orig_node): Removed.
10469 (ipcp_cval_get_cvalue_type): Removed.
10470 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
10471 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
10472 (ipcp_cval_set_cvalue_type): Removed.
10473 (ipcp_cval_get_cvalue): Removed.
10474 (ipcp_cval_set_cvalue): Removed.
10475 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
10476 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
10477 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
10478 (ipcp_cval_meet): Renamed to ipa_lattice_meet
10479 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
10480 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
10481 (ipcp_get_ith_lattice): Changed parameters.
10482 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
10483 (ipcp_lattice_from_jfunc): Changed parameters.
10484 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
10485 (ipcp_method_cval_print): Added temporary variable info.
10486 (ipcp_redirect): Removed already unused local variable caller.
10487 (ipcp_redirect): New temporary variable orig_callee_info
10488 (ipcp_redirect): Removed newly unused local variable callee.
10489 (ipcp_redirect): Removed (a bit confusing) local variable type.
10490 (ipcp_insert_stage): Added local variable info.
10491 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
10493 (ipcp_formal_create): Removed.
10494 (ipcp_method_cval_set): Removed.
10495 (ipcp_propagate_stage): Renamed lattice variables.
10496 (ipcp_method_cval_set_cvalue_type): Removed.
10497 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
10498 (ipcp_print_all_lattices): Changed printed strings to refer to
10499 lattices rather than cvals.
10500 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
10501 (ipcp_propagate_const): Changed formal parameters.
10502 (build_const_val): Changed formal parameters.
10503 (ipcp_insert_stage): Removed useless variable cvalue
10504 (build_const_val): Changed formal parameters.
10505 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
10506 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
10507 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
10508 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
10509 (ipcp_print_func_profile_counts): Changed string from "method" to
10511 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
10512 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
10513 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
10514 (ipcp_structures_print): Renamed to ipcp_print_all_structures
10515 (ipcp_profile_print): Renamed to ipcp_print_profile_data
10516 (ipcp_lat_is_const): Changed parameters and made inline.
10517 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
10518 (ipcp_redirect): Renamed to ipcp_need_redirect_p
10519 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
10520 the predicate condition directly
10521 (ipcp_propagate_stage): Added local variable args. Removed local
10522 variable callee. (Both are mere code simplifications.)
10523 (ipcp_method_dont_insert_const): Renamed to
10524 ipcp_node_not_modifiable_p.
10525 (ipcp_node_not_modifiable_p): Made inline.
10526 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
10527 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
10528 (ipcp_print_all_lattices): Removed variable cvalue
10529 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
10532 2008-05-06 Olivier Hainque <hainque@adacore.com>
10534 * tree-sra.c (try_instantiate_multiple_fields): Early return
10535 if field has POINTER_TYPE.
10537 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
10539 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
10540 by using 'q' specifier for instruction.
10541 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
10543 2008-05-06 Anatoly Sokolov <aesok@post.ru>
10545 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
10546 Change mode of zero_extract from QImode to HImode.
10547 (sign bit tests peepholes): (Ditto.).
10549 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
10551 * config/i386/mmx.md: Remove double backslashes from asm templates.
10552 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
10553 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10554 to handle nonimmediate operands.
10555 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
10556 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10557 to handle nonimmediate operands.
10558 (*mmx_<code>v2sf3_finite): New insn pattern.
10559 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
10560 (mmx_<code>v2sf3): New expander. Use
10561 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10562 (mmx_<plusminus_insn><mode>3): New expander. Use
10563 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10564 (*mmx_<plusminus_insn><mode>3): New insn pattern.
10565 (mmx_add<mode>3): Removed.
10566 (mmx_ssadd<mode>3): Ditto.
10567 (mmx_usadd<mode>3): Ditto.
10568 (mmx_sub<mode>3): Ditto.
10569 (mmx_sssub<mode>3): Ditto.
10570 (mmx_ussub<mode>3): Ditto.
10571 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
10572 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
10573 to handle nonimmediate operands.
10574 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
10576 (mmx_smulv4hi3_highpart): New expander. Use
10577 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10578 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
10580 (mmx_umulv4hi3_highpart): New expander. Use
10581 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10582 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
10583 (mmx_<code>v4hi3): New expander. Use
10584 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10585 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
10586 (mmx_<code>v8qi3): New expander. Use
10587 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10588 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
10589 (mmx_<code><mode>3): New expander. Use
10590 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10592 2008-05-05 Jan Hubicka <jh@suse.cz>
10594 PR tree-optimization/36118
10595 * passes.c (pass_init_dump_file): Fix dump header.
10597 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10599 PR middle-end/36141
10600 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
10601 VCE for function decls.
10603 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
10605 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
10607 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
10609 * config/i386/i386.md (sat_plusminus): New.
10610 (plusminus_insn): Likewise.
10611 (plusminus_mnemonic): Likewise.
10613 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
10614 (*<addsub><mode>3_cc_overflow): Renamed to ...
10615 (*<plusminus_insn><mode>3_cc_overflow): This.
10616 (*<addsub>si3_zext_cc_overflow): Renamed to ...
10617 (*<plusminus_insn>si3_zext_cc_overflow): This.
10619 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
10620 (<plusminus_insn><mode>3): This.
10621 (*<addsub><mode>3): Renamed to ...
10622 (*<plusminus_insn><mode>3): This.
10623 (<sse>_vm<addsub><mode>3): Renamed to ...
10624 (<sse>_vm<plusminus_insn><mode>3): This.
10625 (sse3_h<addsub>v4sf3): Renamed to ...
10626 (sse3_h<plusminus_insn>v4sf3): This.
10627 (sse3_h<addsub>v2df3): Renamed to ...
10628 (sse3_h<plusminus_insn>v2df3): This.
10629 (<plusminus_insn><mode>3): New.
10630 (*<plusminus_insn><mode>3): Likewise.
10631 (sse2_<plusminus_insn><mode>3): Likewise.
10632 (add<mode>): Removed.
10633 (*add<mode>3): Likewise.
10634 (sse2_ssadd<mode>3): Likewise.
10635 (sse2_usadd<mode>3): Likewise.
10636 (sub<mode>3): Likewise.
10637 (*sub<mode>3): Likewise.
10638 (sse2_sssub<mode>3): Likewise.
10639 (sse2_ussub<mode>3): Likewise.
10641 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
10643 * gthr-single.h: Add in required interface elements as per gthr.h.
10644 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
10645 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
10646 Generalize UNUSED macro.
10647 (__gthread_once): Add.
10648 (__gthread_key_create): Add.
10649 (__gthread_key_delete): Add.
10650 (__gthread_getspecific): Add.
10651 (__gthread_setspecific): Add.
10653 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
10655 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
10656 the same size types for the indirect reference on the rhs, then
10659 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
10661 * config/i386/i386.md
10662 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
10663 one insn template instead of template series.
10664 (*xordi_1_rex64): Ditto.
10665 (*xordi_2_rex64): Ditto.
10667 2008-05-05 Ira Rosen <irar@il.ibm.com>
10669 PR tree-optimization/36119
10670 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
10673 2008-06-04 Jan Hubicka <jh@suse.cz>
10675 tree-optimization/36100
10676 * tree-pass.h (pass_O0_always_inline): Declare.
10677 * ipa-inline.c (inline_transform): Remove dead code.
10678 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
10679 pass_O0_always_inline): New.
10680 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
10682 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
10684 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
10685 mnemonic in this_param move for TARGET_64BIT.
10687 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
10689 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
10690 (*strmovsi_rex_1): Ditto.
10691 (*strsetsi_1): Ditto.
10692 (*strsetsi_rex_1): Ditto.
10694 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
10695 adddicc expanders using SWI mode iterator.
10697 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
10700 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
10703 2008-05-04 David S. Miller <davem@davemloft.net>
10705 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
10706 (sparc*-*-linux*): Use linux.h in tm_file.
10707 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
10708 compiler defaulting to 32-bit.
10709 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
10711 * config/sparc/linux.h: Remove definitions now obtained
10712 properly from linux.h
10713 * config/sparc/linux64.h: Likewise.
10714 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
10715 don't want this setting for 32-bit builds in a biarch compiler.
10716 * doc/install.texi: Add sparc-linux to list of targets
10717 supporting --enable-targets=all.
10719 2008-05-03 Andrew Pinski <pinskia@gmail.com>
10721 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
10723 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
10725 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
10726 after V4SI_FTYPE_V8HI.
10727 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
10728 case V4SI_FTYPE_V2DF.
10730 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
10732 * doc/invoke.texi (max-flow-memory-locations): Removed.
10733 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
10735 2008-05-03 Richard Guenther <rguenther@suse.de>
10737 PR middle-end/34973
10738 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
10740 2008-05-02 David S. Miller <davem@davemloft.net>
10742 * config.gcc (need_64bit_hwint): Document libcpp dependency.
10744 2008-05-02 Simon Baldwin <simonb@google.com>
10747 * c-common.h (warn_array_subscript_range): Removed.
10748 * c-common.c (warn_array_subscript_range): Ditto.
10749 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
10750 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
10752 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10754 * config/i386/i386.c (ix86_special_builtin_type): New.
10755 (bdesc_special_args): Likewise.
10756 (ix86_expand_special_args_builtin): Likewise.
10757 (ix86_init_mmx_sse_builtins): Updated.
10758 (ix86_expand_builtin): Updated.
10759 (ix86_expand_store_builtin): Removed.
10760 (ix86_expand_unop_builtin): Likewise.
10762 * config/i386/mm3dnow.h (__v2sf): Moved to ...
10763 * config/i386/mmintrin.h (__v2sf): Here.
10765 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
10767 (_mm_loadl_pi): Likewise.
10768 (_mm_storeh_pi): Replace __v2si with __v2sf.
10769 (_mm_storel_pi): Likewise.
10771 * doc/extend.texi: Correct __builtin_ia32_loadhps,
10772 __builtin_ia32_loadlps, __builtin_ia32_storehps,
10773 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
10774 __builtin_ia32_loadlpd.
10776 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10778 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
10779 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
10780 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
10781 (ix86_init_mmx_sse_builtins): Updated.
10782 (ix86_expand_args_builtin): Likewise.
10783 (ix86_expand_builtin): Likewise.
10784 (ix86_expand_unop1_builtin): Renamed to ...
10785 (ix86_expand_unop_vec_merge_builtin): This.
10787 2008-05-01 Jan Hubicka <jh@suse.cz>
10790 * ipa-inline.c (inline_generate_summary): Make static.
10791 (inline_transform): Do not call inlining at -O0; make static.
10792 * passes.c (execute_todo): Add sanity check.
10793 (execute_one_ipa_transform_pass): Execute proper flags.
10795 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
10797 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
10798 (DECL_NONADDRESSABLE_P): Likewise.
10799 * alias.c (record_component_aliases): Fix comment.
10801 2008-05-01 Simon Baldwin <simonb@google.com>
10803 * c-common.h (warn_array_subscript_range): New function.
10804 * c-common.c (warn_array_subscript_range): Ditto.
10805 * tree-vrp.c (check_array_ref): Corrected code to agree with
10806 comment, ignoring only arrays of size 0 or size 1.
10807 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
10809 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10811 * config/i386/i386.c (ix86_builtin_type): Replace
10812 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
10813 (bdesc_args): Updated.
10814 (ix86_init_mmx_sse_builtins): Likewise.
10815 (ix86_expand_args_builtin): Likewise.
10817 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
10820 * doc/extend.texi: Correct __builtin_ia32_palignr.
10822 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10825 * config/i386/i386.c (bdesc_crc32): Removed.
10826 (ix86_expand_crc32): Likewise.
10827 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
10828 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
10829 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
10830 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
10831 UINT_FTYPE_UINT_UCHAR.
10832 (bdesc_args): Updated. Add crc32 builtins.
10833 (ix86_init_mmx_sse_builtins): Updated.
10834 (ix86_expand_args_builtin): Updated to support subreg.
10836 * doc/extend.texi: Correct __builtin_ia32_crc32di.
10838 2008-05-01 Jan Hubicka <jh@suse.cz>
10840 * tree-pass.h (opt_pass): Add IPA_PASS.
10841 (varpool_node, cgraph_node): Forward declare.
10842 (ipa_opt_pass): Define.
10843 (pass_ipa_inline): Turn into ipa_opt_pass.
10844 (pass_apply_inline): Remove.
10845 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
10846 (apply_inline): Turn into ....
10847 (inline_transform): ... this one.
10848 (inline_generate_summary): New function.
10849 (pass_apply_inline): Remove.
10850 * function.h (ipa_opt_pass): Forward declare structure; typedef;
10852 (struct function): Add ipa_transforms_to_apply.
10853 * passes.c (register_one_dump_file): Work on IPA_PASS.
10854 (init_optimization_passes): Remove pass_inline_parameters and
10856 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
10857 (execute_one_pass) ... here; apply transforms when possible.
10858 (add_ipa_transform_pass, execute_ipa_summary_asses,
10859 execute_one_ipa_transform_pass): New.
10860 (execute_ipa_pass_list): Update for IPA_PASS type.
10862 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10864 * config/i386/i386.c (ix86_builtin_type): Add
10865 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
10866 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
10867 (bdesc_args): Add SSE4a builtins.
10868 (ix86_init_mmx_sse_builtins): Updated.
10869 (ix86_expand_args_builtin): Likewise.
10870 (ix86_expand_builtin): Likewise.
10872 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10874 * config/i386/i386.c (ix86_builtin_type): Add
10875 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
10876 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
10877 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
10878 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
10879 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
10880 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
10881 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
10882 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
10883 and DI_FTYPE_DI_DI_INT.
10884 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
10885 (ix86_init_mmx_sse_builtins): Updated.
10886 (ix86_expand_args_builtin): Likewise.
10887 (ix86_expand_builtin): Likewise.
10888 (ix86_expand_binop_imm_builtin): Removed.
10890 * doc/extend.texi: Correct __builtin_ia32_palignr128.
10892 2008-04-30 Richard Guenther <rguenther@suse.de>
10894 PR tree-optimization/32921
10895 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
10897 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
10899 * config/arm/arm.c (arm_unwind_emit): Use
10900 crtl->all_throwers_are_sibcalls instead of
10901 cfun->all_throwers_are_sibcalls.
10902 (arm_output_fn_unwind): Likewise.
10903 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
10904 instead of cfun->uses_pic_offset_table.
10905 (frv_expand_prologue): Likewise.
10906 (frv_frame_pointer_required): Likewise.
10907 (frv_expand_fdpic_call): Likewise.
10908 (frv_emit_movsi): Likewise.
10909 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
10910 cfun->returns_pcc_struct instead of
10911 current_function_returns_pcc_struct.
10912 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
10913 instead of cfun->calls_eh_return.
10914 (m32c_pushm_popm): Likewise.
10915 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
10916 "extern" declaration.
10918 2008-04-30 Richard Guenther <rguenther@suse.de>
10920 PR tree-optimization/21636
10921 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
10923 (evaluate_stmt): Print the likely value.
10924 (ccp_visit_stmt): Avoid excessive vertical spacing.
10926 2008-04-30 Rafael Espindola <espindola@google.com>
10928 * builtins.c (fold_call_expr): Return realret.
10929 * tree-ssa-threadedge.c
10930 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
10931 __builtin_object_size.
10933 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
10935 * gcc.c (wrapper_string): New variable.
10936 (insert_wrapper): New function.
10937 (execute): New option -wrapper.
10938 * doc/invoke.texi (Overall Options): New driver option -wrapper.
10940 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
10942 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
10943 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
10944 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
10946 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
10947 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
10948 config/rs6000/e500crtres64gprctr.asm,
10949 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
10950 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
10951 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
10952 config/rs6000/e500crtsav64gprctr.asm,
10953 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
10954 config/rs6000/e500crtsavg64gprctr.asm: New files.
10955 * config/rs6000/t-ppccomm: Add build rules for new files.
10956 (LIB2FUNCS_STATIC_EXTRA): Add new files.
10957 * config/rs6000/t-netbsd: Add build rules for new files.
10958 (LIB2FUNCS_STATIC_EXTRA): New variable.
10959 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
10960 (CRTSAVRES_DEFAULT_SPEC): Likewise.
10961 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
10963 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
10965 * config/i386/i386.c (ix86_builtin_type): Add
10966 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
10967 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
10968 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
10969 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
10970 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
10971 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
10972 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
10973 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
10974 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
10975 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
10976 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
10977 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
10978 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
10979 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
10980 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
10981 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
10982 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
10983 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
10984 V1DI_FTYPE_V2SI_V2SI.
10985 (bdesc_2arg): Moved to ...
10986 (bdesc_args): Here.
10987 (ix86_init_mmx_sse_builtins): Updated.
10988 (ix86_expand_args_builtin): Updated. Take a pointer
10989 to const struct builtin_description. Handle comparison
10991 (ix86_expand_sse_compare): Take a new argument for swapping operands.
10992 (ix86_expand_builtin): Updated.
10994 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
10995 (ssse3_pmaddubsw128): This.
10996 (ssse3_pmaddubswv4hi3): Renamed to ...
10997 (ssse3_pmaddubsw): This.
10999 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
11000 (__builtin_ia32_packssdw128): Likewise.
11001 (__builtin_ia32_packuswb128): Likewise.
11002 (__builtin_ia32_pmaddubsw): Likewise.
11003 (__builtin_ia32_pmaddubsw128): Likewise.
11005 2008-04-30 Richard Guenther <rguenther@suse.de>
11007 PR tree-optimization/14847
11008 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
11009 (recognize_bits_test): Use it.
11010 (recognize_single_bit_test): Likewise.
11012 2008-04-30 Martin Jambor <mjambor@suse.cz>
11014 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
11015 instead of setting number of formal parameters to zero.
11016 (ipcp_init_stage): Do not set the number of actual parameters to zero
11018 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
11019 which are called with variable number of arguments.
11020 (ipcp_insert_stage): Explicitely skipping all nodes which are
11021 called with variable number of arguments.
11022 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
11023 number of parameters.
11025 * ipa-prop.h (struct ipa_node_params): Added flag
11026 called_with_var_arguments
11027 (ipa_set_param_count): Added. Changed sole setter to use it.
11028 (ipa_get_param_count): Added. All readers of param_count
11029 converted to use it instead.
11030 (ipa_set_called_with_variable_arg): Added.
11031 (ipa_is_called_with_var_arguments): Added.
11032 (ipa_get_ith_param): Added. All readers of param_decls converted
11034 (ipa_set_cs_argument_count): Added, sole writer to argument_count
11036 (ipa_get_cs_argument_count): Added, all readers of argument_count
11038 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
11041 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
11042 (struct ipcp_lattice): Renamed cval_type to type
11043 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
11045 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
11046 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
11047 (ipcp_insert_stage): Changed the type of variable cvalue to tree
11048 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
11049 (build_const_val): Changed the type of parameter cvalue to tree
11050 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
11051 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
11053 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
11056 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
11057 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
11058 (ipa_add_method): Renamed to ipa_push_func_to_list
11059 (ipa_remove_method): Renamed to ipa_pop_func_from_list
11060 (ipa_callsite_param_count): Removed.
11061 (ipa_callsite_param_count_set): Removed.
11062 (ipa_callsite_param): Removed.
11063 (ipa_callsite_callee): Removed.
11064 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
11065 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
11066 (ipa_method_formal_count): Removed.
11067 (ipa_method_formal_count_set): Removed.
11068 (ipa_method_get_tree): Removed.
11069 (ipa_method_tree_map_create): Removed.
11070 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
11071 (ipa_create_param_decls_array): Creates the array itself
11072 (ipa_create_param_decls_array): Temporary variable info instead of
11073 a few dereferences.
11074 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
11075 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
11076 (get_type): Removed.
11077 (ipa_jf_get_info_type): Removed.
11078 (ipa_node_create): Renamed to ipa_create_node_params
11079 (ipa_free): Renamed to ipa_free_all_node_params
11080 (ipa_nodes_create): Renamed to ipa_create_all_node_params
11081 (ipa_edges_create): Renamed to ipa_create_all_edge_args
11082 (ipa_edges_free): Renamed to ipa_free_all_edge_args
11083 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
11084 (ipa_free_all_node_params): Deallocation to jump_functions moved to
11085 ipa_free_all_edge_args
11086 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
11087 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
11088 (ipa_create_methodlist_node): Removed.
11089 (ipa_methodlist_method): Removed.
11090 (ipa_methodlist_method_set): Removed.
11091 (ipa_methodlist_next_method): Removed.
11092 (ipa_methodlist_next_method_set): Removed.
11093 (ipa_method_is_modified): Removed.
11094 (ipa_method_modify_create): Removed.
11095 (ipa_method_modify_init): Temporary variable info instead of a few
11097 (ipa_detect_param_modifications): Temporary variable info instead of
11098 a few dereferences.
11099 (ipa_compute_jump_functions): Temporary variable info instead of
11100 a few dereferences.
11101 (ipa_method_modify_set): Removed.
11102 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
11103 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
11104 than craph_node as the first parameter.
11105 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
11106 (ipa_method_modify_init): Removed.
11107 (ipa_compute_jump_functions): Added a temp variable instead of
11108 repeatadly dereferencing the cgraph_edge.aux pointer
11109 (ipa_callsite_param_set_type): Removed.
11110 (ipa_compute_jump_functions): i renamed to index and moved to
11112 (ipa_callsite_param_set_info_type_formal): Removed.
11113 (ipa_callsite_param_set_info_type): Removed.
11114 (ipa_callsite_param_map_create): Removed.
11115 (ipa_callsite_tree): Removed.
11116 (ipa_callsite_caller): Removed.
11117 (ipa_pop_func_from_list): return_method removed to return_func
11119 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
11120 prefixed all values with IPA_. Changed all users.
11121 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
11122 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
11123 and FORMAL_IPATYPE IPA_PASS_THROUGH.
11124 (union parameter_info): Renamed to jump_func_value.
11125 (union jump_func_value): Renamed value to constant
11126 (struct ipa_jump_func): Renamed info_type to value
11127 (struct ipa_node): Renamed to ipa_node_params
11128 (struct ipa_node_params): Renamed ipa_arg_num to param_count
11129 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
11130 (struct ipa_node_params): Renamed ipa_mod to modified_flags
11131 (struct ipa_edge): Renamed to ipa_edge_args
11132 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
11133 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
11134 (struct ipa_methodlist): Renamed to ipa_func_list
11135 (struct ipa_func_list): method_p renamed to node, next_method
11137 (ipa_methodlist_p): Removed, switched all users to struct pointer
11138 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
11140 2008-04-30 Alan Modra <amodra@bigpond.net.au>
11142 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
11143 (rs6000_emit_epilogue): Use backchain to restore only when we
11144 have a large frame. Make use of frame pointer to restore if we
11145 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
11147 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
11149 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
11150 Add mode to zero_extract.
11151 (sign bit tests peepholes): (Ditto.).
11153 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
11155 * config/i386/i386.c (ix86_builtins): Replace Prescott New
11156 Instructions in comments with SSE3.
11157 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
11158 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
11159 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
11160 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
11161 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
11162 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
11163 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
11164 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
11165 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
11166 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
11167 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
11168 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
11169 (bdesc_sse_args): Renamed to ...
11170 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
11171 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
11172 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
11173 IX86_BUILTIN_FABSQ.
11174 (bdesc_1arg): Moved to ...
11175 (bdesc_args): Here.
11176 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
11177 Instructions in comments with SSE3.
11178 (ix86_expand_sse_operands_builtin): Renamed to ...
11179 (ix86_expand_args_builtin): This. Updated.
11180 (ix86_expand_unop1_builtin): Update comments.
11181 (ix86_expand_builtin): Updated.
11183 2008-04-29 Richard Guenther <rguenther@suse.de>
11185 PR tree-optimization/36078
11186 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
11187 Update virtual SSA form after cleaning up the CFG.
11189 2008-04-29 Richard Guenther <rguenther@suse.de>
11191 PR middle-end/15255
11192 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
11194 2008-04-29 Richard Guenther <rguenther@suse.de>
11196 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
11197 (compute_may_aliases): Do not call finalize_ref_all_pointers.
11198 (compute_flow_insensitive_aliasing): Do not treat
11199 PTR_IS_REF_ALL pointers special.
11200 (get_smt_for): Likewise.
11201 (may_alias_p): Re-structure.
11202 (is_escape_site): A ref-all pointer conversion is not an escape site.
11203 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
11204 PTR_IS_REF_ALL pointers special.
11205 * tree-ssa-structalias.h (struct alias_info): Remove
11206 ref_all_symbol_mem_tag field.
11207 (PTR_IS_REF_ALL): Remove.
11209 2008-04-29 Richard Guenther <rguenther@suse.de>
11211 PR middle-end/36077
11212 * fold-const.c (extract_muldiv_1): In combining division constants
11213 make sure to never overflow.
11215 2008-04-29 Nick Clifton <nickc@redhat.com>
11217 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
11219 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11222 * optc-gen.awk: Work around HP-UX/IA awk bug.
11224 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
11226 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
11229 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
11232 * config/i386/i386.md
11233 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
11234 Change operand 1 predicate to nonimmediate_operand.
11236 2008-04-28 Jakub Jelinek <jakub@redhat.com>
11239 * dwarf2out.c (struct die_struct): Mark as chain_circular through
11241 * gengtype.c (walk_type, write_func_for_structure): Handle
11243 * doc/gty.texi: Document chain_circular.
11245 2008-04-28 Richard Guenther <rguenther@suse.de>
11247 PR tree-optimization/36066
11248 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
11251 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
11254 * config/i386/i386.md
11255 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
11256 Use match_scratch instead of match_operand for operands 3 and 4.
11258 2008-04-27 Richard Guenther <rguenther@suse.de>
11260 PR tree-optimization/18754
11261 PR tree-optimization/34223
11262 * tree-pass.h (pass_complete_unrolli): Declare.
11263 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
11264 loop size before and after unconditionally of UL_NO_GROWTH in effect.
11265 Rewrite loop into loop closed SSA form if it is not already.
11266 (tree_unroll_loops_completely): Re-structure to iterate over
11267 innermost loops with intermediate CFG cleanups.
11268 Unroll outermost loops only if requested or the code does not grow
11270 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
11271 loops are available.
11272 (tree_vectorize): Instead do so here.
11273 (tree_complete_unroll): Also unroll outermost loops.
11274 (tree_complete_unroll_inner): New function.
11275 (gate_tree_complete_unroll_inner): Likewise.
11276 (pass_complete_unrolli): New pass.
11277 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
11278 uses outside of the loop.
11279 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
11280 form if it is available.
11281 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
11282 * passes.c (init_optimization_passes): Schedule complete inner
11283 loop unrolling pass before the first CCP pass after final inlining.
11285 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
11287 * targhooks.h (default_emutls_var_fields,
11288 default_emutls_var_init): Declare.
11289 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
11290 * target.h (struct gcc_target): Add struct emutls member.
11291 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
11292 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
11293 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
11294 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
11295 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
11296 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
11297 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
11298 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
11299 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
11300 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
11301 emit debug information.
11302 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
11303 * varasm.c: Include targhooks.h.
11304 (emutls_object_section, emutls_tmpl_section): New.
11305 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
11306 (EMUTLS_SEPARATOR): New.
11307 (prefix_name): New.
11308 (get_emutls_object_name): New.
11309 (default_emutls_var_fields): New, broken out of ...
11310 (get_emutls_object_type): ... here. Adjust to use target hooks.
11311 (get_emutls_init_templ_addr): Adjust to use target hooks.
11312 (emutls_decl): Adjust to use target hooks.
11313 (emutls_finish): Likewise.
11314 (default_emutls_var_init): New, broken out of ...
11315 (assemble_variable): ... here. Adjust to use target hooks.
11316 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
11317 SECCAT_EMUTLS_TMPL.
11318 * c-common.c (handle_section_attribute): Prevent overriding
11319 sections for emulated tls with special sections.
11320 * config/i386/i386.c (x86_64_elf_select_section): Add
11321 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
11322 (x86_64_elf_unique_section): Likewise.
11323 * config/vxworks.c: Include tree.h.
11324 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
11325 (vxworks_override_options): Set TLS scheme.
11326 * doc/tm.texi (Emulated TLS): New node.
11328 2008-04-26 Simon Baldwin <simonb@google.com>
11331 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
11332 with propagated string constants.
11334 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
11336 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
11337 constraint for operand 2 when operand 0 is memory operand.
11338 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
11339 operand 0 is memory operand.
11340 (fix_trunc<mode>_i387_with_temp): Ditto.
11341 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
11342 operand 2 when operand 1 is memory operand.
11343 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
11344 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
11345 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
11346 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
11347 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
11348 operands 2,3 and 4 when operand 1 is memory operand.
11349 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
11351 (fistdi2_floor_with_temp): Ditto.
11352 (fist<mode>2_floor_with_temp): Ditto.
11353 (fistdi2_ceil_with_temp): Ditto.
11354 (fist<mode>2_ceil_with_temp): Ditto.
11355 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
11357 2008-04-26 David Daney <ddaney@avtrex.com>
11359 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
11361 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
11362 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
11363 UNSPEC_UPDATE_GOT_VERSION): Renumber.
11364 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
11365 (compare_and_swap_12): New insn.
11366 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
11367 * config/mips/mips.c (mips_force_binary): New function.
11368 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
11369 (mips_expand_compare_and_swap_12): New function.
11370 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
11372 2008-04-25 Jan Hubicka <jh@suse.cz>
11375 * cfgexpand.c (pass_expand): Turn into RTL pass.
11376 * passes.c (execute_one_pass): Do pass typechecking after execution.
11377 * tree-pass.h (pass_expand): Turn into RTL pass.
11379 * function.h (struct rtl_data): Move here fields
11380 accesses_prior_frames, calls_eh_return, saves_all_registers,
11381 has_nonlocal_goto, has_asm_statement, is_thunk,
11382 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
11383 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
11384 arg_pointer_save_area_init from struct function; turn into bool.
11385 (struct function): Move
11386 calls_eh_return, saves_all_registers, has_nonlocal_goto,
11387 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
11388 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
11389 tail_call_emit, arg_pointer_save_area_init
11390 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
11391 (current_function_returns_struct, current_function_returns_pcc_struct,
11392 current_function_calls_setjmp, current_function_calls_alloca,
11393 current_function_accesses_prior_frames,
11394 current_function_calls_eh_return, current_function_is_thunk,
11395 current_function_stdarg, current_function_profile,
11396 current_function_limit_stack, current_function_uses_pic_offset_table,
11397 current_function_uses_const_pool, current_function_has_nonlocal_label,
11398 current_function_saves_all_registers,
11399 current_function_has_nonlocal_goto,
11400 current_function_has_asm_statement): Remove accesor macros.
11401 * ra-conflict.c (global_conflicts): Update.
11402 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
11403 (suitable_for_tail_call_opt_p): Update.
11404 * builtins.c (expand_builtin_return_addr): Update.
11405 (expand_builtin_setjmp_setup): Update.
11406 (expand_builtin_nonlocal_goto): Update.
11407 * final.c (final_start_function): Update.
11408 (profile_function): Update.
11409 (leaf_function_p): Update.
11410 (only_leaf_regs_used): Update.
11411 * df-scan.c (df_get_exit_block_use_set): Update.
11412 * dojump.c (clear_pending_stack_adjust): Update.
11413 * tree-stdarg.c (gate_optimize_stdarg): Update.
11414 * gimple-low.c (lower_function_body): Update.
11415 * global.c (compute_regsets): Update.
11416 (global_alloc): Update.
11417 * dwarf2out.c (dwarf2out_begin_prologue): Update.
11418 * expr.c (expand_assignment): Update.
11419 * dse.c (dse_step0): Update.
11420 (dse_step1): Update.
11421 * c-decl.c (store_parm_decls): Update.
11422 * local-alloc.c (combine_regs): Update.
11423 (find_free_reg): Update.
11424 * function.c (assign_parms_augmented_arg_list): Update.
11425 (assign_parm_find_data_types): Update.
11426 (assign_parms): Update.
11427 (allocate_struct_function): Update.
11428 (expand_function_start): Update.
11429 (expand_function_end): Update.
11430 (get_arg_pointer_save_area): Update.
11431 (thread_prologue_and_epilogue_insns): Update.
11432 (rest_of_match_asm_constraints): Update.
11433 * stor-layout.c (variable_size): Update.
11434 * gcse.c (gcse_main): Update.
11435 (bypass_jumps): Update.
11436 * gimplify.c (gimplify_function_tree): Update.
11437 * calls.c (emit_call_1): Update.
11438 (expand_call): Update.
11439 * bt-load.c (compute_defs_uses_and_gen): Update.
11440 * except.c (sjlj_assign_call_site_values): Update.
11441 (sjlj_emit_function_enter): Update.
11442 (can_throw_external): Update.
11443 (set_nothrow_function_flags): Update.
11444 (expand_builtin_unwind_init): Update.
11445 (expand_eh_return): Update.
11446 (convert_to_eh_region_ranges): Update.
11447 (output_function_exception_table): Update.
11448 * emit-rtl.c (gen_tmp_stack_mem): Update.
11449 * cfgexpand.c (expand_used_vars): Update.
11450 (tree_expand_cfg): Update.
11451 * cfgcleanup.c (rest_of_handle_jump): Update.
11452 * explow.c (allocate_dynamic_stack_space): Update.
11453 * varasm.c (assemble_start_function): Update.
11454 (force_const_mem): Update.
11455 (mark_constant_pool): Update.
11456 * tree-optimize.c (tree_rest_of_compilation): Update.
11457 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
11458 * tree-cfg.c (notice_special_calls): Update.
11459 (is_ctrl_altering_stmt): Update.
11460 (tree_can_make_abnormal_goto): Update.
11461 (tree_purge_dead_abnormal_call_edges): Update.
11462 * config/alpha/predicates.md: Update.
11463 * config/alpha/alpha.c (alpha_sa_mask): Update.
11464 (alpha_sa_size): Update.
11465 (alpha_does_function_need_gp): Update.
11466 (alpha_expand_prologue): Update.
11467 (alpha_start_function): Update.
11468 (alpha_output_function_end_prologue): Update.
11469 (alpha_expand_epilogue): Update.
11470 * config/frv/frv.c (frv_stack_info): Update.
11471 (frv_expand_epilogue): Update.
11472 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
11473 (s390_register_info): Update.
11474 (s390_frame_info): Update.
11475 (s390_init_frame_layout): Update.
11476 (s390_can_eliminate): Update.
11477 (save_gprs): Update.
11478 * config/spu/spu.c (spu_split_immediate): Update.
11479 (need_to_save_reg): Update.
11480 (spu_expand_prologue): Update.
11481 (spu_expand_epilogue): Update.
11482 * config/sparc/sparc.md: Update.
11483 * config/sparc/sparc.c (eligible_for_return_delay): Update.
11484 (sparc_tls_got): Update.
11485 (legitimize_pic_address): Update.
11486 (sparc_emit_call_insn): Update.
11487 (sparc_expand_prologue): Update.
11488 (output_return): Update.
11489 (print_operand): Update.
11490 (sparc_function_ok_for_sibcall): Update.
11491 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
11492 * config/m32r/m32r.md: Update.
11493 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
11494 (m32r_compute_frame_size): Update.
11495 (m32r_expand_prologue): Update.
11496 (m32r_expand_epilogue): Update.
11497 (m32r_legitimize_pic_address): Update.
11498 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
11499 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
11500 * config/i386/i386.c (ix86_frame_pointer_required): Update.
11501 (gen_push): Update.
11502 (ix86_save_reg): Update.
11503 (ix86_compute_frame_layout): Update.
11504 (ix86_expand_prologue): Update.
11505 (ix86_expand_epilogue): Update.
11506 * config/sh/sh.c (output_stack_adjust): Update.
11507 (calc_live_regs): Update.
11508 (sh5_schedule_saves): Update.
11509 (sh_expand_prologue): Update.
11510 (sh_expand_epilogue): Update.
11511 (sh_setup_incoming_varargs): Update.
11512 (sh_allocate_initial_value): Update.
11513 (sh_get_pr_initial_val): Update.
11514 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
11515 * config/sh/sh.md (label:): Update.
11516 * config/avr/avr.c (out_movhi_mr_r): Update.
11517 * config/crx/crx.h (enum): Update.
11518 * config/xtensa/xtensa.h (along): Update.
11519 * config/stormy16/stormy16.c Update.
11520 (xstormy16_compute_stack_layout): Update.
11521 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
11522 (fr30_expand_prologue): Update.
11523 * config/cris/cris.c (cris_conditional_register_usage): Update.
11524 (cris_reg_saved_in_regsave_area): Update.
11525 (cris_initial_frame_pointer_offset): Update.
11526 (cris_simple_epilogue): Update.
11527 (cris_expand_prologue): Update.
11528 (cris_expand_epilogue): Update.
11529 (cris_expand_pic_call_address): Update.
11530 (cris_asm_output_symbol_ref): Update.
11531 (cris_asm_output_label_ref): Update.
11532 * config/cris/cris.md Update.
11533 * config/iq2000/iq2000.c (compute_frame_size): Update.
11534 (iq2000_expand_epilogue): Update.
11535 * config/mt/mt.h (save_direction): Update.
11536 * config/mn10300/mn10300.c (mn10300_function_value): Update.
11537 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
11538 (ia64_secondary_reload_class): Update.
11539 * config/m68k/m68k.c (m68k_save_reg): Update.
11540 (m68k_expand_prologue): Update.
11541 (m68k_expand_epilogue): Update.
11542 (legitimize_pic_address): Update.
11543 * config/rs6000/rs6000.c (rs6000_got_register): Update.
11544 (first_reg_to_save): Update.
11545 (first_altivec_reg_to_save): Update.
11546 (compute_vrsave_mask): Update.
11547 (compute_save_world_info): Update.
11548 (rs6000_stack_info): Update.
11549 (spe_func_has_64bit_regs_p): Update.
11550 (rs6000_ra_ever_killed): Update.
11551 (rs6000_emit_eh_reg_restore): Update.
11552 (rs6000_emit_allocate_stack): Update.
11553 (rs6000_emit_prologue): Update.
11554 (rs6000_emit_epilogue): Update.
11555 (rs6000_output_function_epilogue): Update.
11556 (output_profile_hook): Update.
11557 (rs6000_elf_declare_function_name): Update.
11558 * config/rs6000/rs6000.h (rs6000_args): Update.
11559 * config/rs6000/rs6000.md: Update.
11560 * config/mcore/mcore.c (mcore_expand_prolog): Update.
11561 * config/arc/arc.c (arc_output_function_epilogue): Update.
11562 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
11563 * config/darwin.c (machopic_function_base_name): Update.
11564 * config/score/score3.c (score3_compute_frame_size): Update.
11567 (score3_epilogue): Update.
11568 * config/score/score7.c (score7_compute_frame_size): Update.
11569 (score7_prologue): Update.
11570 (score7_epilogue): Update.
11571 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
11572 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
11573 * config/arm/arm.c (use_return_insn): Update.
11574 (require_pic_register): Update.
11575 (arm_load_pic_register): Update.
11576 (arm_compute_save_reg0_reg12_mask): Update.
11577 (arm_compute_save_reg_mask): Update.
11578 (thumb1_compute_save_reg_mask): Update.
11579 (output_return_instruction): Update.
11580 (arm_output_function_prologue): Update.
11581 (arm_output_epilogue): Update.
11582 (arm_get_frame_offsets): Update.
11583 (arm_expand_prologue): Update.
11584 (thumb_pushpop): Update.
11585 (thumb_exit): Update.
11586 (thumb1_expand_prologue): Update.
11587 (thumb1_expand_epilogue): Update.
11588 (arm_unwind_emit): Update.
11589 (arm_output_fn_unwind): Update.
11590 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
11591 * config/arm/arm.md: Update.
11592 * config/pa/pa.md: Update.
11593 * config/pa/pa.c (legitimize_pic_address): Update.
11594 (compute_frame_size): Update.
11595 (hppa_expand_prologue): Update.
11596 (hppa_expand_epilogue): Update.
11597 (borx_reg_operand): Update.
11598 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
11599 (HARD_REGNO_RENAME_OK): Update.
11600 * config/mips/mips.c (mips_global_pointer): Update.
11601 (mips_save_reg_p): Update.
11602 (mips_compute_frame_info): Update.
11603 (mips_frame_pointer_required): Update.
11604 (mips_expand_prologue): Update.
11605 (mips_expand_epilogue): Update.
11606 (mips_can_use_return_insn): Update.
11607 (mips_reorg_process_insns): Update.
11608 * config/v850/v850.c (compute_register_save_size): Update.
11609 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
11610 * config/mmix/mmix.c (along): Update.
11611 (mmix_expand_epilogue): Update.
11612 * config/bfin/bfin.c (legitimize_pic_address): Update.
11613 (must_save_p): Update.
11614 (stack_frame_needed_p): Update.
11615 (add_to_reg): Update.
11616 (bfin_expand_prologue): Update.
11617 * stmt.c (expand_asm_operands): Update.
11618 * reload1.c (reload): Update.
11619 (init_elim_table): Update.
11621 2008-04-25 Bob Wilson <bob.wilson@acm.org>
11623 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
11625 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
11627 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
11628 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
11629 (mov<mode>): Removed.
11630 (*movv4sf_internal): Likewise.
11631 (*movv2df_internal): Likewise.
11633 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
11635 * config.gcc (crx-*-elf): Remove deprecation.
11637 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
11639 * config/i386/cygming-crtend.c (register_frame_ctor): Register
11640 __gcc_deregister_frame with atexit.
11641 (deregister_frame_dtor): Remove.
11643 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
11644 Nathan Sidwell <nathan@codesourcery.com>
11646 * config/rs6000/rs6000.opt (mspe): Remove Var property.
11648 * config/rs6000/rs6000.h (rs6000_spe): Declare.
11649 (rs6000_isel): Likewise.
11650 * config/rs6000/rs6000.c (rs6000_spe): New variable.
11651 (rs6000_isel): New variable.
11652 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
11654 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11657 * c-common.c (handle_vector_size_attribute): Call
11658 lang_hooks.types.reconstruct_complex_type instead of
11659 reconstruct_complex_type.
11660 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
11661 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
11662 * langhooks.h (struct lang_hooks_for_types): Add
11663 reconstruct_complex_type hook.
11664 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
11665 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
11667 2008-04-24 Richard Guenther <rguenther@suse.de>
11669 * c-common.h (check_builtin_function_arguments): Declare.
11670 * c-common.c (validate_nargs): New function.
11671 (check_builtin_function_arguments): Likewise.
11672 * c-typeck.c (build_function_call): Call
11673 check_builtin_function_arguments.
11674 * builtins.c (fold_builtin_classify): Remove error reporting code.
11675 (fold_builtin_unordered_cmp): Likewise.
11676 (fold_builtin_1): Likewise.
11677 (fold_builtin_n): Likewise.
11679 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11681 PR tree-optimization/36008
11682 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
11683 the original op1, rather than delta by step.
11685 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
11686 Sebastian Pop <sebastian.pop@amd.com>
11688 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
11689 eliminate_local_variables_stmt, eliminate_local_variables,
11690 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
11691 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
11692 of code delimited by two edges in the CFG.
11693 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
11694 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
11695 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
11696 the case of parallelisation of reductions.
11697 (expr_invariant_in_region_p): New.
11699 * tree-flow.h (gather_blocks_in_sese_region): Declared.
11700 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
11702 2008-04-24 Ira Rosen <irar@il.ibm.com>
11703 Richard Guenther <rguenther@suse.de>
11705 PR tree-optimization/36034
11706 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
11707 incapable of dealing with loads with gaps.
11709 2008-04-24 Rafael Espindola <espindola@google.com>
11711 * tree-flow.h (vrp_evaluate_conditional): Change signature.
11712 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11713 vrp_evaluate_conditional.
11714 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
11715 (vrp_evaluate_conditional): Split the cond argument.
11716 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
11717 (simplify_stmt_for_jump_threading): Update call to
11718 vrp_evaluate_conditional.
11720 2008-04-24 Ira Rosen <irar@il.ibm.com>
11722 PR tree-optimization/35982
11723 * tree-vect-analyze.c (vect_check_interleaving): Check that the
11724 interleaved data-refs are of the same type.
11726 2008-04-24 Danny Smith <dannysmith@users.net>
11728 * c-format.c (check_format_info_main): Use strncmp rather than a
11729 magic prefix to handle multichar length specs.
11730 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
11731 Don't prefix "I64" and "I32" with '\0'.
11733 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11736 * config/i386/i386.c (init_cumulative_args): Don't pass anything
11737 in registers for -m32 only if stdarg_p (fntype).
11739 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
11741 PR rtl-optimization/36006
11742 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
11743 temp to op0 in order to avoid invalid rtx sharing.
11745 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
11747 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
11748 check TREE_INVARIANT.
11749 * tree-gimple.c (is_gimple_address): New.
11750 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
11751 * tree-gimple.h (is_gimple_address): New.
11752 * tree.h (decl_address_invariant_p): New.
11753 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
11754 (build_string): Likewise.
11755 (decl_address_invariant_p): New, from is_gimple_invariant_address.
11756 (tree_invariant_p_1): Likewise.
11757 (save_expr): Use it.
11758 (tree_invariant_p): New.
11759 (skip_simple_arithmetic): Use it.
11760 (stabilize_reference_1): Use it.
11761 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
11763 (build1_stat): Drop code to compute TREE_INVARIANT.
11764 (build2_stat): Drop code to compute TREE_INVARIANT.
11765 (build3_stat): Drop code to compute TREE_INVARIANT.
11766 (build4_stat): Drop code to compute TREE_INVARIANT.
11767 (build5_stat): Drop code to compute TREE_INVARIANT.
11768 (build7_stat): Drop code to compute TREE_INVARIANT.
11769 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
11770 * tree.h (struct tree_base): Remove invariant_flag.
11771 (TREE_INVARIANT): Remove.
11772 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
11773 (fold_builtin_expect): Check TREE_CONSTANT.
11774 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
11775 * c-tree.h (c_expr_to_decl): Drop third parameter.
11776 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
11777 (build_c_cast): Don't set TREE_INVARIANT.
11778 (pop_init_level): Don't set TREE_INVARIANT.
11779 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
11780 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
11782 (gimplify_init_constructor): Don't set TREE_INVARIANT.
11783 (gimplify_addr_expr): Adjust comment.
11784 * tree-mudflap.c (mf_build_string):
11785 * print-tree.c (print_node): Don't print TREE_INVARIANT.
11786 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
11787 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
11788 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
11789 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
11790 * langhooks.h (struct lang_hooks): Drop third parameter from
11793 2008-04-23 Richard Guenther <rguenther@suse.de>
11795 PR tree-optimization/27799
11796 PR tree-optimization/32921
11797 PR tree-optimization/32624
11798 * tree-ssa-structalias.c (merge_smts_into): Only merge the
11799 SMTs aliases and the tag itself into the solution.
11800 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
11801 merge the points-to solution back into the SMT aliases.
11802 (may_alias_p): Use alias_set_subset_of instead of
11803 aliases_conflict_p. A pointer which points to
11804 memory with alias set zero may access any variable.
11806 2008-04-23 Richard Guenther <rguenther@suse.de>
11808 * alias.c (alias_set_subset_of): Correctly handle asking
11809 if zero is a subset of an alias set with zero child.
11810 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
11811 (compute_flow_insensitive_aliasing): Correctly walk all
11812 pointers. Do not unnecessarily union sets.
11814 2008-04-23 Richard Guenther <rguenther@suse.de>
11816 PR middle-end/36021
11817 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
11819 2008-04-22 Tomas Bily <tbily@suse.cz>
11821 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
11823 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
11825 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
11826 * tree-ssa-structalias.c (get_constraint_for): Likewise.
11827 * tree-inline.c (estimate_num_insns_1): Likewise.
11828 * varasm.c (const_hash_1, compare_constant, copy_constant)
11829 (compute_reloc_for_constant, output_addressed_constants): Likewise.
11830 * emit-rtl.c (component_ref_for_mem_expr)
11831 (set_mem_attributes_minus_bitpos): Likewise.
11832 * expr.c (highest_pow2_factor, expand_expr_real_1, )
11833 (is_aligning_offset): Likewise.
11834 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
11835 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
11836 * dojump.c (do_jump): Likewise.
11837 * builtins.c (get_pointer_alignment, get_memory_rtx)
11838 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
11839 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
11841 2008-04-23 Jakub Jelinek <jakub@redhat.com>
11843 PR rtl-optimization/36017
11844 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
11845 expanding the library call.
11847 2008-04-22 Ian Lance Taylor <iant@google.com>
11849 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
11850 than size_in_bytes.
11852 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
11854 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
11855 of LR/CTR moves for Power6.
11857 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
11859 PR middle-end/36003
11860 * passes.c (init_optimization_passes): Remove
11861 pass_fast_rtl_byte_dce.
11863 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
11866 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
11867 builtin functions to generate faster code.
11868 (_mm_cvtpu16_ps): Ditto.
11869 (_mm_cvtpi32x2_ps): Ditto.
11871 2008-04-22 Nick Clifton <nickc@redhat.com>
11873 * common.opt (ftree-loop-distribution): Add Optimization
11876 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
11877 (frv_expand_builtin_va_start): Likewise.
11879 * config/arm/arm.c (thumb_find_work_register): Fix location of
11880 argument register count.
11882 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11884 Support scheduling for ColdFire V1 and V3 microarchitecture.
11885 Improve scheduling of multiplication instructions.
11887 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
11888 (mac): New instruction attribute.
11889 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
11890 (m68k_sched_mac): New variable.
11891 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
11892 Handle cfv1 and cfv3.
11893 (max_insn_size): New static variable.
11894 (struct _sched_ib): New type.
11895 (sched_ib): New static variable.
11896 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
11897 to fields of 'struct _sched_ib sched_ib'. Update all uses.
11898 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
11900 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
11901 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
11902 new variables. Update.
11903 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
11904 Add modeling of cfv3 instruction buffer. Update.
11905 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
11906 * config/m68k/m68k.h (TUNE_CFV3): New macro.
11907 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
11908 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
11909 a particular reservation applies to.
11910 (type2): Reorganize attribute values. Rename alu to alu_reg,
11911 alu_l to alu, move_l to omove. Join move to alu. Split mul
11912 to mul_l and mul_w.
11913 (cf_ib_*): Simplify description of instruction buffer.
11914 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
11915 (cf_mem): Split into cf_mem1 and cf_mem2.
11916 (cf_v2_move_??): Rename to cfv12_alu_??.
11917 (cf_v2_move_l_??): Rename to cfv12_omove_??.
11918 (cf_v2_mul_??): Remove reservations.
11919 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
11920 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
11921 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
11923 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
11924 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
11925 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
11926 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
11927 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
11928 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
11929 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
11930 expansions of the above reservations for instructions of sizes
11933 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
11935 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
11937 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
11939 * coverage.c: Include tree-pass.h.
11940 (coverage_counter_alloc): Print da_file_name to the dump file.
11942 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11944 * sbitmap.c (sbitmap_range_empty_p): New function.
11945 * sbitmap.h (sbitmap_range_empty_p): New function.
11946 * bitmap.h: Now includes obstack.h.
11948 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
11949 Kenneth Zadeck <zadeck@naturalbridge.com>
11951 * dbgcnt.def (ra_byte_scan): Added.
11952 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
11953 when the last hit happens for a counter.
11954 * timevar.def (TV_DF_BYTE_LR): New variable.
11955 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
11956 * passes.c (pass_fast_rtl_byte_dce): New pass.
11957 * fwprop.c (update_df): Added mode to call df_ref_create.
11958 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
11959 DF_REF_EXTRACT_OFFSET.
11960 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
11961 DF_BYTE_LR_OUT, df_byte_lr): New macro.
11963 (df_ref_extract): Added mode field.
11964 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
11965 DF_REF_EXTRACT_OFFSET.
11966 (DF_REF_EXTRACT_MODE): New macro.
11967 (df_byte_lr_bb_info): New structure.
11968 (df_print_byte_regset, df_compute_accessed_bytes,
11969 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
11970 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
11971 df_byte_lr_simulate_uses,
11972 df_byte_lr_simulate_artificial_refs_at_top,
11973 df_byte_lr_simulate_artificial_refs_at_end,
11974 df_compute_accessed_bytes): New function.
11975 (df_ref_create): Add parameter.
11976 (df_byte_lr_get_bb_info): New inline function.
11977 * df-scan.c (df_ref_record, df_uses_record,
11978 df_ref_create_structure): Added mode parameter.
11979 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
11980 df_defs_record, df_uses_record, df_get_conditional_uses,
11981 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
11982 df_entry_block_defs_collect, df_exit_block_uses_collect):
11983 Added mode parameter to calls to df_ref_record, df_uses_record,
11984 df_ref_create_structure.
11985 (df_ref_equal_p, df_ref_compare): Added test for modes.
11986 (df_ref_create_structure): Added code to set mode. Renamed
11987 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
11988 DF_REF_EXTRACT_OFFSET.
11989 * df-core.c (df_print_byte_regset): New function.
11990 * df-byte-scan.c: New file.
11991 * df-problems.c (df_rd_transfer_function): Removed unnecessary
11992 calls to BITMAP_FREE.
11993 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
11994 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
11995 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
11996 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
11997 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
11998 df_byte_lr_local_compute, df_byte_lr_init,
11999 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
12000 df_byte_lr_transfer_function, df_byte_lr_free,
12001 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
12002 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
12003 df_byte_lr_simulate_uses,
12004 df_byte_lr_simulate_artificial_refs_at_top,
12005 df_byte_lr_simulate_artificial_refs_at_end): New function.
12006 * dce.c (byte_dce_process_block): New function.
12007 (dce_process_block): au is now passed in rather than computed
12008 locally. Changed loops that look at artificial defs to not look
12009 for conditional or partial ones, because there never are any.
12010 (fast_dce): Now is able to drive byte_dce_process_block or
12011 dce_process_block depending on the kind of dce being done.
12012 (rest_of_handle_fast_dce): Add parameter to fast_dce.
12013 (rest_of_handle_fast_byte_dce): New function.
12014 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
12015 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
12017 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
12020 * gcc.h: Added fortran options that take arguments to
12021 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
12024 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
12026 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
12027 scalarization if on the LHS and not a full access.
12029 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12031 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
12033 2008-04-18 Rafael Espindola <espindola@google.com>
12035 * tree-vrp.c (find_case_label_index): Fix the binary search.
12036 (find_case_label_range): New.
12037 (vrp_visit_switch_stmt): Use find_case_label_range.
12038 (simplify_switch_using_ranges): Use find_case_label_range.
12040 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
12042 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
12043 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
12045 2008-04-18 Tom Tromey <tromey@redhat.com>
12048 * doc/cpp.texi (Implementation-defined behavior): Mention
12051 2008-04-18 Ian Lance Taylor <iant@google.com>
12053 * fold-const.c (pointer_may_wrap_p): New static function.
12054 (fold_comparison): Add another test for pointer overflow. Use
12055 pointer_may_wrap_p to disable some false positives.
12057 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
12059 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
12060 (fname_as_string): Match updated cpp_interpret_string prototype.
12061 (fix_string_type): Support char16_t* and char32_t*.
12062 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
12063 derivative) nodes. Register as builtin if C++0x.
12064 (c_parse_error): Support CPP_CHAR{16,32}.
12065 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
12066 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
12067 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
12068 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
12069 CTI_CHAR32_ARRAY_TYPE>: New elements.
12070 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
12071 char32_type_node, signed_char32_type_node, char16_array_type_node,
12072 char32_array_type_node): New defines.
12073 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
12074 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
12075 (lex_string): Support CPP_STRING{16,32}, match updated
12076 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
12077 (lex_charconst): Support CPP_CHAR{16,32}.
12078 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
12079 and CPP_STRING{16,32}.
12081 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
12084 * aclocal.m4: Regenerate.
12085 * configure: Regenerate.
12087 2008-04-18 Jan Hubicka <jh@suse.cz>
12089 * except.c (dw2_size_of_call_site_table,
12090 sjlj_size_of_call_site_table): Use vector API for call_site_record.
12092 * cgraphbuild.c (build_cgraph_edges): Update.
12093 * tree-pass.h: Update comment.
12094 * final.c (leaf_function_p): Update.
12095 (leaf_renumber_regs): Update.
12096 (rest_of_clean_state): Update.
12097 * omp-low.c (expand_omp_parallel): Update.
12098 * ipa-reference.c (analyze_function): Update.
12099 * reorg.c (find_end_label): Update.
12100 (optimize_skip): Update.
12101 (fill_simple_delay_slots): Update.
12102 (fill_simple_delay_slots): Update.
12103 (make_return_insns): Update.
12104 (dbr_schedule): Update.
12105 * gimple-low.c (record_vars_into): Update.
12106 * cfgbuild.c (make_edges): Update.
12107 * function.c (assign_stack_local): Update.
12108 (assign_parm_adjust_stack_rtl): Update.
12109 (locate_and_pad_parm): Update.
12110 (allocate_struct_function): Do not initialize stack_alignment_needed
12111 and preferred_stack_boundary here.
12112 (stack_protect_prologue): Update.
12113 (stack_protect_epilogue): Update.
12114 (expand_function_start): Initialize stack_alignment_needed,
12115 preferred_stack_boundary and max_jumptable_ents.
12116 (expand_function_end): Update.
12117 (free_after_compilation): Do not NULLify epilogue_delay_list.
12118 * function.h (struct rtl_data): Add stack_protect_guard,
12119 stack_alignment_needed,
12120 preferred_stack_boundary, epilogue_delay_list.
12121 (struct function): Remove value_histograms, stack_alignment_needed,
12122 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
12124 unexpanded_var_list, stack_protect_guard.
12125 (current_function_epilogue_delay_list): Remove.
12126 * ipa-type-escape.c (analyze_function): Update.
12127 * gimplify.c (pop_gimplify_context): Update comment.
12128 * calls.c (expand_call): Update.
12129 (emit_library_call_value_1): Update.
12130 * except.c (set_nothrow_function_flags): Update.
12131 * cfgexpand.c (get_decl_align_unit): Update.
12132 (create_stack_guard): Update.
12133 (estimated_stack_frame_size): Update.
12134 (expand_used_vars): Update.
12135 (tree_expand_cfg): Free histogram earliers, init expansion variables.
12136 * explow.c (allocate_dynamic_stack_space): Update.
12137 * tree-ssa-live.c (remove_unused_locals): Update.
12138 * varasm.c (mark_constant_pool): Update.
12139 * tree-inline.c (remap_decls): Update.
12140 (initialize_cfun): Update.
12141 (declare_return_variable): Update.
12142 (inline_forbidden_p): Update.
12143 (expand_call_inline): Update.
12144 (declare_inline_vars): Update.
12145 (tree_function_versioning): Update.
12146 * tree-flow.h (value_histograms): New.
12147 (VALUE_HISTOGRAMS): New macro.
12148 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
12150 * tree-cfg.c (set_bb_for_stmt): Update.
12151 (replace_by_duplicate_decl): Update.
12152 (move_block_to_fn): Update.
12153 (new_label_mapper): Update.
12154 (dump_function_to_file): Update.
12155 * ipa-struct-reorg.c (build_data_structure): Update.
12156 * cfgrtl.c (print_rtl_with_bb): Update.
12157 * reload1.c (reload): Update.
12159 * config/i386/i386.c (setup_incoming_varargs_64,
12160 ix86_compute_frame_layout): Update.
12161 * config/arc/arc.c (arc_output_function_epilogue): Update.
12163 2008-04-18 Marius Strobl <marius@FreeBSD.org>
12165 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
12166 for FreeBSD as well.
12167 * gthr-posix95.h: Likewise.
12169 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
12171 PR rtl-optimization/35838
12172 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
12173 out the byte offset of the first subreg.
12175 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
12177 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
12178 to split_ti instead of three separate calls with single member arrays.
12179 (subti3 splitter): Ditto.
12180 (adddi3 splitter): Ditto with split_di.
12181 (subdi3 splitter): Ditto.
12182 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
12183 two separate calls with single member arrays. Swap match_dup
12184 operands 1 and 2 to better fit into the array.
12185 (negdi2 splitter): Ditto with split_di.
12186 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
12187 two separate calls with single member arrays. Swap match_dup operands
12188 6 and 7 to better fit into the array.
12190 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
12192 * config/i386/i386.c (sse_builtin_type): New.
12193 (bdesc_sse_args): Likewise.
12194 (bdesc_sse_3arg): Removed.
12195 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
12196 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
12197 IX86_BUILTIN_ROUNDPS.
12198 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
12199 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
12200 IX86_BUILTIN_ROUNDPS.
12201 (ix86_expand_sse_4_operands_builtin): Removed.
12202 (ix86_expand_sse_operands_builtin): New.
12203 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
12204 and CODE_FOR_sse4_1_roundps.
12205 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
12206 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
12208 2008-04-17 Alan Modra <amodra@bigpond.net.au>
12211 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
12212 regs before frame pop when needed. If use_backchain_to_restore_sp
12213 then load backchain into a temp reg to restore vr and vrsave. Add
12214 code to restore vr after frame pop if possible.
12216 2008-04-17 Richard Guenther <rguenther@suse.de>
12218 * tree-vn.c (expressions_equal_p): Do not check type
12219 equality or compatibility before calling operand_equal_p.
12220 * fold-const.c (operand_equal_p): Check equivalence of
12221 integer constants before bailing out due to signedness or
12222 precision differences.
12223 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
12224 spurious differences in type qualification. Ignore types
12225 for COMPONENT_REFs at all.
12227 2008-04-17 Christian Bruel <christian.bruel@st.com>
12229 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
12230 msw_skip comparison.
12232 2008-04-16 Jakub Jelinek <jakub@redhat.com>
12235 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
12238 PR tree-optimization/35899
12239 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
12240 rather than TREE_OPERAND.
12242 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
12245 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
12246 temporary registers. Change operand predicate to general_operand.
12247 (remainderxf3): Ditto.
12249 2008-04-16 Richard Guenther <rguenther@suse.de>
12251 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
12252 * tree-affine.c (aff_combination_expand): Look through some
12255 2008-04-15 Doug Kwan <dougkwan@google.com>
12257 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
12259 * tree-pretty-print.c (dump_generic_node): Ditto.
12260 * final.c (output_addr_const): Ditto.
12261 * dwarf2out.c (output_cfi): Ditto.
12262 * c-pretty-print.c (pp_c_integer_constant): Ditto.
12263 * print-rtl.c (print_rtx): Ditto.
12264 * print-tree.c (print_node_brief, print_node): Ditto.
12265 * c-common.c (match_case_to_enum_1): Ditto.
12266 * sched-vis.c (print_value): Ditto.
12267 * config/i386/i386.c (print_operand): Cast to long unsigned int
12270 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
12271 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
12272 MS Windows VirtualProtect function.
12274 2008-04-15 Jan Hubicka <jh@suse.cz>
12276 * gengtype.c (write_root): Param_is argument is OK.
12277 * expr.c (expand_expr_real_1): Update call of get_exception_*.
12278 * function.h: Include varray.h
12279 (rtl_eh): New stucture based on except.c one.
12280 (call_site_record): New forward declaration and vector type.
12281 * calls.c (emit_call_1): Do not call
12282 note_current_region_may_contain_throw.
12283 * except.c (eh_status): Remove cur_region, try_region since they are
12285 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
12286 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
12287 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
12288 Remove call_site_data_used, call_site_data_size.
12289 Turn call_site_record into vector in function.h.
12290 (note_current_region_may_contain_throw): Remove.
12291 (get_exception_pointer, get_exception_filter): Do not take struct
12292 function argument; update.
12293 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
12294 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
12295 build_post_landing_pads, dw2_build_landing_pads,
12296 sjlj_assign_call_site_values, sjlj_mark_call_sites,
12297 sjlj_emit_function_enter, sjlj_emit_function_enter,
12298 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
12299 sjlj_build_landing_pads, finish_eh_generation,
12300 remove_exception_handler_label, remove_eh_handler,
12301 maybe_remove_eh_handler, add_reachable_handler,
12302 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
12303 add_action_record, collect_one_action_chain, add_call_site,
12304 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
12305 sjlj_output_call_site_table, output_function_exception_table,
12306 * except.h (note_current_region_may_contain_throw): Remove
12307 (get_exception_pointer, get_exception_filter): Do not take struct
12309 * Makefile.in (GTFILES): Put varargs before struct function.
12311 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
12313 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
12314 punt for STRING_CST.
12315 (get_constraint_for): Deal with STRING_CST here instead.
12317 2008-04-15 Richard Guenther <rguenther@suse.de>
12319 * tree-ssa-propagate.c (substitute_and_fold): Substitute
12320 statements in a basic-block with a backward walk. Do not
12321 substitute into dead statements but instead remove those.
12323 2008-04-15 Richard Guenther <rguenther@suse.de>
12325 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
12326 to zero, thus disable creation of SFTs.
12328 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
12330 * tree-predcom.c (suitable_reference_p): Return false if the
12331 reference can throw.
12333 2008-04-15 Jakub Jelinek <jakub@redhat.com>
12336 * c-decl.c (finish_decl): If extern or static var has variable
12337 size, set TREE_TYPE (decl) to error_mark_node.
12339 2008-04-15 Rafael Espindola <espindola@google.com>
12341 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
12344 2008-04-15 Richard Guenther <rguenther@suse.de>
12346 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
12347 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
12348 (visit_reference_op_load): Do walk vuse-vdef chains on
12349 vn_reference_lookup.
12350 (visit_reference_op_store): But do not here.
12351 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
12352 vn_reference_lookup.
12353 (vn_lookup_with_vuses): But do so here.
12355 2008-04-14 Ian Lance Taylor <iant@google.com>
12357 * fold-const.c (fold_overflow_warning): Remove assertion.
12359 2008-04-15 Ben Elliston <bje@au.ibm.com>
12361 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
12362 temp1 local variables.
12364 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
12367 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
12368 ".text.unlikely" section as executable.
12370 2008-04-14 James E. Wilson <wilson@tuliptree.org>
12372 * config/ia64/ia64.c (rtx_needs_barrier): Handle
12373 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
12374 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
12375 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
12376 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
12377 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
12378 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
12380 2008-04-14 Ian Lance Taylor <iant@google.com>
12382 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
12383 * fold-const.c (fold_comparison): If appropriate, test
12384 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
12385 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
12386 reassociating a pointer type.
12387 * doc/invoke.texi (Optimize Options): Document that
12388 -fstrict-overflow applies to pointer wraparound.
12390 2008-04-13 Jan Hubicka <jh@suse.cz>
12392 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
12394 2008-04-12 Andrew Pinski <pinskia@gmail.com>
12396 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
12397 we are going to "save the world".
12399 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
12401 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
12402 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
12403 operand 0 constraint, not "=".
12405 2008-04-11 James E. Wilson <wilson@tuliptree.org>
12407 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
12409 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
12411 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
12412 of size of positions_needed * CHAR_BIT.
12414 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
12416 PR middle-end/35897
12417 * dse.c (store_info): Change positions_needed to unsigned
12419 (lowpart_bitmask): New.
12420 (record_store): Cast to unsigned HOST_WIDE_INT for
12421 positions_needed. Assert width <= size of positions_needed *
12422 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
12423 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
12424 lowpart_bitmask to set mask.
12426 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12428 * config/bfin/constraints.md: New file.
12429 * config/bfin/bfin.md: Include it.
12430 (adddi3): Use satisfies_constraint functions instead of the old macros.
12431 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
12432 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
12433 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
12434 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
12435 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
12436 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
12437 EXTRA_CONSTRAINT): Delete.
12438 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
12439 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
12441 * config/bfin/bfin.c: Include "tm-constrs.h".
12442 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
12443 Use satisfies_constraint functions instead of the old macros.
12444 * doc/md.texi (Blackfin Constraints): Update file name reference.
12446 2008-04-11 Richard Guenther <rguenther@suse.de>
12448 PR tree-optimization/35869
12449 * tree-vrp.c (execute_vrp): Move switch statement update after
12450 jump threading. Schedule another cfg cleanup run.
12452 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
12455 * attribs.c (decl_attributes): Return early on errorneous node.
12457 2008-04-10 Oleg Ryjkov <olegr@google.com>
12459 * tree.h (struct tree_base): Added a new flag default_def_flag.
12460 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
12462 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
12464 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
12466 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12469 * pa.md: Define mode iterator P. Define mode attribute dwc.
12470 (dcacheflush): Update pattern to use iterator P and attribute dwc.
12471 (icacheflush): Likewise.
12472 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
12473 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
12475 2008-04-11 Ben Elliston <bje@au.ibm.com>
12477 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
12479 2008-04-10 Rafael Espindola <espindola@google.com>
12481 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
12482 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
12483 (extract_range_from_expr): The same.
12485 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
12487 * config/mips/mips.md (GPR2): New mode iterator.
12488 (seq): Add comment.
12489 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
12490 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
12491 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
12492 Rewrite these to take two modes, the mode of comparison and the
12493 mode of the destination.
12494 * config/mips/mips.c (mips_expand_scc): Instead of having
12495 paradoxical subreg as destination, expand "narrowing" scc if mode
12496 of comparison is SI and target is requested in DI mode.
12497 (mips_emit_int_order_test): Update comment. Make mode of
12498 comparison match CMP0 rather than TARGET. When creating inverse
12499 target use mode of TARGET.
12501 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
12503 * gcov-dump.c (tag_summary): Only print summaries for the first
12504 GCOV_COUNTERS_SUMMABLE counters.
12506 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
12508 * config/i386/i386.md (absneg): New code iterator.
12509 (absnegprefix): New code attribute.
12510 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
12511 patterns using absneg code iterator.
12512 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
12513 using absneg code iterator.
12514 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
12515 *neg<mode>2 patterns using absneg code iterator.
12516 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
12517 *negextendsfdf2 patterns using absneg code iterator.
12518 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
12519 *negextendsfxf2 patterns using absneg code iterator.
12520 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
12521 *negextendsfdf2 patterns using absneg code iterator.
12522 * config/i386/sse.md (<code><mode>2): Macroize expander from
12523 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
12525 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
12527 * config/s390/s390.h: Remove the remains of the recent search
12528 & replace action of current_function_outgoing_args_size.
12530 2008-04-10 Ira Rosen <irar@il.ibm.com>
12532 PR tree-optimization/35821
12533 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
12534 NEW_STMT_LIST is not NULL.
12536 2008-04-09 David Edelsohn <edelsohn@gnu.org>
12539 * toplev.c (process_options): Remove -ffunction-sections debugging
12542 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
12544 PR middle-end/PR28690
12545 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
12546 than gen_rtx_fmt_ee to perform more canonicalizations.
12548 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12551 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
12553 2008-04-09 Richard Guenther <rguenther@suse.de>
12555 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
12556 (dump_function_to_file): Dump function arguments with types.
12558 2008-04-08 Richard Guenther <rguenther@suse.de>
12560 * fold-const.c (fold_widened_comparison): Do not allow
12561 sign-changes that change the result.
12563 2008-04-08 Janis Johnson <janis187@us.ibm.com>
12566 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
12567 kinds of indirect references.
12569 2008-04-08 David Edelsohn <edelsohn@gnu.org>
12571 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
12572 GNU Fortran language string.
12574 2008-04-08 Rafael Espindola <espindola@google.com>
12576 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
12577 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
12578 * tree.h (tree_call_nonnegative_warnv_p): New.
12580 2008-04-08 Jan Hubicka <jh@suse.cz>
12582 * function.c (free_after_compilation): Clear out regno_reg_rtx
12585 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
12588 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
12590 PR middle-end/PR28690
12591 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
12592 same precedence as REG_POINTER and MEM_POINTER operands.
12594 2008-04-08 Richard Guenther <rguenther@suse.de>
12596 PR middle-end/35834
12597 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
12598 for adding index to base.
12600 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
12602 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
12603 (MINGW_ENABLE_EXECUTE_STACK): New.
12604 (IN_LIBGCC2): For libgcc include windows.h file for
12605 function declarations.
12607 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
12609 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
12610 and tem2 if tem1 is not a REG or MULT.
12612 2008-04-08 Jan Hubicka <jh@suse.cz>
12614 * function.h (incomming_args): Break out of struct function.
12615 (function_subsections): Break out of struct function.
12616 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
12617 return_rtx and hard_reg_initial_vals from struct function.
12618 Kill inl_max_label_num.
12619 (current_function_pops_args, current_function_args_info,
12620 current_function_args_size, current_function_args_size,
12621 current_function_pretend_args_size,
12622 current_function_outgoing_args_size,
12623 current_function_internal_arg_pointer, current_function_return_rtx):
12624 Kill compatibility accestor macros.
12625 * builtins.c (expand_builtin_apply_args_1): Update.
12626 (expand_builtin_next_arg): Update.
12627 * df-scan.c (df_get_call_refs): Update.
12628 * dbxout.c (dbxout_function_end): Update.
12629 * dwarf2out.c (dwarf2out_switch_text_section): Update.
12630 (output_line_info): Update.
12631 (secname_for_decl): Update.
12632 (dwarf2out_var_location): Update.
12633 * function.c (free_after_compilation): Update.
12634 (assign_parm_find_stack_rtl): Update.
12635 (assign_parms): Update.
12636 (expand_dummy_function_end): Update.
12637 (expand_function_end): Update.
12638 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
12639 (expand_call): Update.
12640 (emit_library_call_value_1): Update.
12641 (store_one_arg): Update.
12642 * varasm.c (initialize_cold_section_name): Update.
12643 (unlikely_text_section): Update.
12644 (unlikely_text_section_p): Update.
12645 (assemble_start_function): Update.
12646 (assemble_end_function): Update.
12647 (default_section_type_flags): Update.
12648 (switch_to_section): Update.
12649 * integrate.c (set_decl_abstract_flags): Update.
12650 (get_hard_reg_initial_val): Update.
12651 (has_hard_reg_initial_val): Update.
12652 (allocate_initial_values): Update.
12653 * resource.c (init_resource_info): Update.
12654 * config/alpha/alpha.c (NUM_ARGS): Update.
12655 (direct_return): Update.
12656 (alpha_va_start): Update.
12657 (alpha_sa_size): Update.
12658 (alpha_initial_elimination_offset): Update.
12659 (alpha_expand_prologue): Update.
12660 (alpha_start_function): Update.
12661 (alpha_expand_epilogue): Update.
12662 (unicosmk_initial_elimination_offset):
12663 * config/alpha/alpha.md (call expander): Update.
12664 * config/s390/s390.c (s390_register_info): Update.
12665 (s390_register_info): Update.
12666 (s390_frame_info): Update.
12667 (s390_initial_elimination_offset): Update.
12668 (s390_build_builtin_va_list): Update.
12669 (s390_va_start): Update.
12670 * config/spu/spu.c (direct_return): Update.
12671 (spu_expand_prologue): Update.
12672 (spu_initial_elimination_offset): Update.
12673 (spu_build_builtin_va_list): Update.
12674 (spu_va_start): Update.
12675 * config/sparc/sparc.c (sparc_init_modes): Update.
12676 (sparc_compute_frame_size): Update.
12677 (function_value): Update.
12678 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
12679 * config/i386/i386.md (return expander): Update.
12680 * config/i386/i386.c (ix86_va_start): Update.
12681 (ix86_can_use_return_insn_p): Update.
12682 (ix86_compute_frame_layout): Update.
12683 (ix86_expand_epilogue): Update.
12684 * config/sh/sh.c (output_stack_adjust): Update.
12685 (calc_live_regs): Update.
12686 (sh_expand_prologue): Update.
12687 (sh_builtin_saveregs): Update.
12688 (sh_va_start): Update.
12689 (initial_elimination_offset): Update.
12690 (sh_allocate_initial_value): Update.
12691 (sh_function_ok_for_sibcall): Update.
12692 (sh_get_pr_initial_val): Update.
12693 * config/sh/sh.md (return expander): Update.
12694 * config/avr/avr.c (frame_pointer_required_p): UPdate.
12695 * config/crx/crx.c (crx_compute_frame): UPdate.
12696 (crx_initial_elimination_offset): UPdate.
12697 * config/xtensa/xtensa.c (compute_frame_size): Update
12698 (xtensa_builtin_saveregs): Update.
12699 (xtensa_va_start): Update.
12700 (order_regs_for_local_alloc): Update.
12701 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
12702 (xstormy16_expand_builtin_va_start): Update.
12703 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
12704 * config/m68hc11/m68hc11.md (return expanders): Update.
12705 * config/m68hc11/m68hc11.c (expand_prologue): Update.
12706 (expand_epilogue): Update.
12707 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
12708 (cris_simple_epilogue): Update.
12709 (cris_expand_prologue): Update.
12710 (cris_expand_epilogue): Update.
12711 * config/iq2000/iq2000.c (iq2000_va_start): Update.
12712 (compute_frame_size): Update.
12713 * config/mt/mt.c (mt_compute_frame_size): Update.
12714 * config/mn10300/mn10300.c (expand_prologue): Update.
12715 (expand_epilogue): Update.
12716 (initial_offset): Update.
12717 (mn10300_builtin_saveregs):
12718 * config/mn10300/mn10300.md (return expander): Update.
12719 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
12720 (ia64_initial_elimination_offset): Update.
12721 (ia64_initial_elimination_offset): Update.
12722 (ia64_expand_prologue): Update.
12723 * config/m68k/m68k.md (return expander): Update.
12724 * config/rs6000/rs6000.c (rs6000_va_start): Update.
12725 (rs6000_stack_info): Update.
12726 * config/mcore/mcore.c (layout_mcore_frame): Update.
12727 (mcore_expand_prolog): Update.
12728 * config/arc/arc.c (arc_compute_frame_size): Update.
12729 * config/score/score3.c (score3_compute_frame_size): Update.
12730 * config/score/score7.c (score7_compute_frame_size): Update.
12731 * config/arm/arm.c (use_return_insn): Update.
12732 (thumb_find_work_register): Update.
12733 (arm_compute_save_reg_mask): Update.
12734 (arm_output_function_prologue): Update.
12735 (arm_output_epilogue): Update.
12736 (arm_size_return_regs): Update.
12737 (arm_get_frame_offsets): Update.
12738 (arm_expand_prologue): Update.
12739 (thumb_exit): Update.
12740 (thumb_unexpanded_epilogue): Update.
12741 (thumb1_output_function_prologue): Update.
12742 * config/pa/pa.md (return expander): Update.
12743 * config/pa/pa.c (compute_frame_size): Update.
12744 (hppa_builtin_saveregs): Update.
12745 * config/mips/mips.c (mips_va_start): Update.
12746 (mips16_build_function_stub): Update.
12747 (mips_compute_frame_info): Update.
12748 (mips_restore_gp): Update.
12749 (mips_output_function_prologue): Update.
12750 (mips_expand_prologue): Update.
12751 * config/v850/v850.c (compute_frame_size): Update.
12752 (expand_prologue): * config/mmix/mmix.c (along): update.
12753 (mmix_initial_elimination_offset): update.
12754 (mmix_reorg): update.
12755 (mmix_use_simple_return): update.
12756 (mmix_expand_prologue): update.
12757 (mmix_expand_epilogue): Update.
12758 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
12759 (emit_link_insn): Update.
12761 2008-04-08 Anatoly Sokolov <aesok@post.ru>
12763 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
12764 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
12766 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
12769 2008-04-07 Jan Hubicka <jh@suse.cz>
12771 * function.h (rtl): Rename to x_rtl.
12772 (crtl): New define.
12773 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
12774 frame_offset, stack_check_probe_note, arg_pointer_save_area,
12775 used_temp_slots avail_temp_slots, temp_slot_level,
12776 nonlocal_goto_handler_labels): Update accesstors.
12777 (rtl): New global variable.
12778 (struct function): Move some fileds to rtl_data.
12779 (get_arg_pointer_save_area): Update prototype.
12780 * builtins.c (expand_builtin_setjmp_receiver): Update call of
12781 get_arg_pointer_save_area.
12782 * expr.c (init_expr): Update
12783 * function.c (get_frame_size): Update
12784 (assign_stack_local): Update
12785 (expand_function_end): Update.
12786 (get_art_pointer_save_area): Update
12788 * emit-rtl.c (rtl): Declare.
12789 (regno_reg_rtx): Declare.
12790 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
12792 (gen_reg_rtx): Update.
12793 * varasm.c (n_deferred_constatns): Update accestor.
12794 (init_varasm_status): Do not allocate varasm_status.
12795 (force_const_mem, get_pool_size, output_constant_pool): Update.
12796 * stmt.c (force_label_rtx): Do not use x_ prefixes.
12797 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
12798 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
12799 * sparc/sparc.h (INIT_EXPANDERS): Update.
12800 * ia64/ia64.h (INIT_EXPANDERS): Update.
12802 2008-04-07 James E. Wilson <wilson@tuliptree.org>
12804 * reload.c (push_secondary_reload): Add missing break to for loop.
12806 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
12808 PR middle-end/PR28690
12809 * rtlanal.c: Update copyright years.
12810 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
12811 as REG_POINTER and MEM_POINTER operands.
12812 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
12813 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
12814 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
12815 * gcse.c: Update copyright years.
12816 (pre_delete): Call gen_reg_rtx_and_attrs.
12817 (hoist_code): Likewise.
12818 (build_store_vectors): Likewise.
12819 (delete_store): Likewise.
12820 * loop-invariant.c (move_invariant_reg): Likewise.
12821 Update copyright years.
12823 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
12825 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
12826 control string instead of quoted.
12828 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
12830 * doc/rtl.texi: Rewrite of subreg section.
12832 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
12835 * config/i386/i386.c (legitimize_pic_address): Add treating
12836 of dllimport SYM_REF's.
12837 (legitimize_dllimport_symbol): Add prototype.
12839 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
12841 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
12842 reference in constructor with non self-referential type.
12844 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
12846 Removal of Return with Depressed Stack Pointer support
12847 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
12848 (ECF_SP_DEPRESSED): Likewise.
12849 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
12850 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
12851 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12852 (expand_call): Do not test ECF_SP_DEPRESSED.
12853 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12854 * function.c (keep_stack_depressed): Delete.
12855 (handle_epilogue_set): Likewise.
12856 (update_epilogue_consts): Likewise.
12857 (emit_equiv_load): Likewise.
12858 (thread_prologue_and_epilogue_insns): Remove support for Return with
12859 Depressed Stack Pointer.
12860 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12862 2008-04-06 Richard Guenther <rguenther@suse.de>
12864 PR tree-optimization/35400
12865 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
12866 information from SSA_NAMEs.
12868 2008-04-06 Anatoly Sokolov <aesok@post.ru>
12870 * config/avr/avr.h (avr_mega_p): Remove declaration.
12871 (AVR_MEGA): Remove macro.
12872 * config/avr/avr.c (avr_mega_p): Remove variable.
12873 (avr_override_options): Remove inicializion of avr_mega_p.
12874 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
12875 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
12876 (avr_jump_mode): (Ditto.).
12877 (avr_output_progmem_section_asm_op): (Ditto.).
12878 (avr_asm_init_sections): (Ditto.).
12879 (avr_asm_init_sections): (Ditto.).
12880 (avr_rtx_costs): (Ditto.).
12881 * config/avr/avr.md: (Ditto.).
12882 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
12885 2008-04-06 Richard Guenther <rguenther@suse.de>
12887 PR tree-optimization/35842
12888 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
12889 is_gimple_invariant_address.
12891 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12893 * gcc.c (default_compilers): Sync Fortran extensions list with
12894 that in fortran/lang-specs.h.
12895 * doc/invoke.texi: Likewise.
12896 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
12897 * dwarf2out.c (gen_compile_unit_die): Likewise.
12899 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
12901 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
12903 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
12906 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
12907 attribute is used for nested functions.
12909 2008-04-05 Jan Hubicka <jh@suse.cz>
12911 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
12913 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
12915 (dump_files): Update.
12916 (enable_rtl_dump_file): Do not accept letter argument.
12917 * tree-pass.h (dump_file_info): Remove letter argument.
12918 * toplev.c (decode_d_option): Update -da handling.
12919 * toplev.h (enable_rtl_dump_file): Update prototype.
12920 * passes.c (register_one_dump_file): Do not accept IPA argument; work
12921 it out based on pass type.
12922 (register_dump_files_1): Likewise.
12923 (init_optimization_passes): Update register_one_dump_file calls.
12924 (execute_one_pass): Sanity check that IPA passes are called at IPA
12925 level and RTL passes at RTL level.
12926 (execute_pass_list): IPA pass can not be after or subpass of
12928 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
12929 disallov RTL subpasses of IPA subpasses.
12931 2008-04-05 Ben Elliston <bje@au.ibm.com>
12933 * tree-cfg.c (need_fake_edge_p): Return false for calls to
12934 builtins that return exactly once and do not throw. Cache call to
12937 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
12939 PR rtl-optimization/34916
12940 PR middle-end/35519
12941 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
12942 between instruction pairs.
12944 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
12946 * doc/invoke.texi: Document -mbitops for SH.
12947 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
12948 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
12949 * config/sh/sh.c (print_operand): Add %t operand code.
12950 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
12951 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
12952 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
12953 (extendqihi2): Likewise.
12954 (movqi_i): Likewise.
12955 (insv): Use bset, bclr and bst instructions for SH2A if possible.
12956 (extv): Use bld instruction for SH2A if possible.
12958 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
12959 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
12960 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
12961 (bset.b, bclr.b): Define peepholes.
12962 * config/sh/sh.opt (mbitops): New option.
12964 2008-04-04 Janis Johnson <janis187@us.ibm.com>
12967 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
12968 and view convert expression.
12970 2008-04-04 Jakub Jelinek <jakub@redhat.com>
12973 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
12975 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
12977 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
12979 * config/i386/cpuid.h (bit_AES): New.
12980 (bit_PCLMUL): Likewise.
12982 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
12983 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
12984 SSE2 if AES or PCLMUL is enabled.
12985 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
12986 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
12987 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
12988 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
12989 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
12990 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
12991 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
12992 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
12993 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
12994 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
12995 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
12996 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
12997 __builtin_ia32_aeskeygenassist128 and
12998 __builtin_ia32_pclmulqdq128.
12999 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
13000 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
13001 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
13003 * config/i386/i386.h (TARGET_AES): New.
13004 (TARGET_PCLMUL): Likewise.
13005 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
13007 * config/i386/i386.md (UNSPEC_AESENC): New.
13008 (UNSPEC_AESENCLAST): Likewise.
13009 (UNSPEC_AESDEC): Likewise.
13010 (UNSPEC_AESDECLAST): Likewise.
13011 (UNSPEC_AESIMC): Likewise.
13012 (UNSPEC_AESKEYGENASSIST): Likewise.
13013 (UNSPEC_PCLMUL): Likewise.
13015 * config/i386/i386.opt (maes): New.
13016 (mpclmul): Likewise.
13018 * config/i386/sse.md (aesenc): New pattern.
13019 (aesenclast): Likewise.
13020 (aesdec): Likewise.
13021 (aesdeclast): Likewise.
13022 (aesimc): Likewise.
13023 (aeskeygenassist): Likewise.
13024 (pclmulqdq): Likewise.
13026 * config/i386/wmmintrin.h: New.
13028 * doc/extend.texi: Document AES and PCLMUL built-in function.
13030 * doc/invoke.texi: Document -maes and -mpclmul.
13032 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
13034 * function.c (free_after_parsing): Replace with
13035 cxx_push_function_context from C++ front-end.
13036 (allocate_struct_function): Don't call langhook.
13037 * langhooks.h (struct lang_hooks_for_functions): Delete.
13038 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
13040 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
13041 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
13042 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
13043 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
13044 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
13045 remove LANG_HOOKS_FUNCTION_INITIALIZER.
13046 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
13048 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
13049 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
13051 2008-04-04 Jakub Jelinek <jakub@redhat.com>
13054 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
13057 2008-04-04 Richard Guenther <rguenther@suse.de>
13059 PR middle-end/35823
13060 * fold-const.c (optimize_minmax_comparison): Use the correct
13061 type for the constant in the simplified comparison.
13063 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
13065 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
13066 Pass L2 size as "--param l2-cache-size" to the compiler.
13067 (decode_l2_cache): New function to decode L2 cache parameters using
13068 0x8000006 extended cpuid function.
13069 (detect_caches_amd): Determine parameters of L2 cache using
13070 decode_l2_caches function.
13071 (decode_caches_intel): Decode L2 cache parameters.
13072 (detect_caches_intel): Determine L2 cache parameters using
13073 decode_caches_intel and decode_l2_caches functions.
13075 2008-04-03 Bob Wilson <bob.wilson@acm.org>
13077 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
13078 secondary input reload for subword loads from the constant pool.
13080 2008-04-03 Janis Johnson <janis187@us.ibm.com>
13083 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
13084 constants of the appropriate size for runtime calculations.
13087 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
13088 decimal-float literal constant zero.
13090 2008-04-03 Jakub Jelinek <jakub@redhat.com>
13093 * c-parser.c (c_parser_omp_atomic): Call
13094 default_function_array_conversion on the RHS.
13096 PR middle-end/35818
13097 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
13098 call is_variable_sized if decl has incomplete type.
13100 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
13102 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
13104 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
13106 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
13108 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
13109 (sgt<u>): Merge sgt and sgtu into new expander.
13110 (sgt, sgtu): Remove expanders.
13111 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
13112 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
13113 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
13114 *sgtu_<mode>_mips16 into new pattern.
13115 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
13116 (sge<u>): Merge sge and sgeu into new expander.
13117 (sge, sgeu): Remove expanders.
13118 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
13120 (*sge_<mode>, second *sge_<mode>): Remove patterns.
13121 (slt<u>): Merge slt and sltu into new expander.
13122 (slt, sltu): Remove expanders.
13123 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
13124 (*slt_<mode>, *sltu_<mode>): Remove patterns.
13125 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
13126 *sltu_<mode>_mips16 into new pattern.
13127 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
13128 (sle<u>): Merge sle and sleu into new expander.
13129 (sle, sleu): Remove expanders.
13130 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
13131 (*sle_<mode>, *sleu_<mode>): Remove patterns.
13132 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
13133 *sleu_<mode>_mips16 into new pattern.
13134 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
13136 2008-04-03 Jan Hubicka <jh@suse.cz>
13138 PR tree-optimization/35795
13139 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
13140 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13141 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
13142 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
13143 * score/score3.c (score3_output_mi_thunk): Likewise.
13144 * score/score7.c (score7_output_mi_thunk): Likewise.
13145 * mips/mips.c (mips_output_mi_thunk): Likewise.
13147 2008-04-03 Richard Guenther <rguenther@suse.de>
13149 * tree-vrp.c (extract_range_from_unary_expr): Handle all
13150 conversions. Simplify code.
13152 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
13154 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
13156 2008-04-03 Tom Tromey <tromey@redhat.com>
13157 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13159 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
13160 * config/bfin/t-bfin-linux (generated_files): Add
13161 linux-sysroot-suffix.h.
13162 * doc/install.texi (Prerequisites): Require make 3.80.
13163 * doc/sourcebuild.texi (Front End Directory): Document new
13165 * Makefile.in (generated_files): New variable.
13166 (ALL_HOST_OBJS): New variable.
13167 ($(ALL_HOST_OBJS)): New target.
13169 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
13171 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
13172 (remap_block): Call id->transform_lang_insert_block instead
13174 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
13175 Set id.transform_lang_insert_block to NULL.
13176 (clone_body): Move to cp/optimize.c
13177 * tree-inline.h (struct copy_body_data): Change
13178 transform_lang_insert_block to function pointer.
13179 (copy_generic_body, copy_decl_no_change): Export.
13180 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
13181 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
13182 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
13184 * c-tree.h (insert_block): Kill.
13185 * c-decl.c (insert_block): Kill.
13187 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
13189 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
13190 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
13191 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
13193 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
13194 argument, call {push,pop}_function_context from here.
13195 * c-parser.c: Use c_{push,pop}_function_context.
13197 * function.c (push_function_context_to): Move meat ...
13198 (push_function_context): ... here. Simplify.
13199 * function.c (pop_function_context_from): Move meat ...
13200 (pop_function_context): ... here. Simplify.
13201 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
13203 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
13204 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
13205 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
13206 * tree.h (push_function_context_to, pop_function_context_from): Remove.
13208 2008-04-03 Ben Elliston <bje@au.ibm.com>
13210 * expmed.c (extract_force_align_mem_bit_field): Remove.
13212 2008-04-03 Richard Guenther <rguenther@suse.de>
13214 PR middle-end/35800
13215 * expr.h (try_casesi): Adjust prototype.
13216 * expr.c (try_casesi): Take fallback label as extra parameter.
13217 Use that for gen_casesi if default_label is NULL.
13218 * stmt.c (expand_case): Pass fallback label to try_casesi,
13219 make sure to fill gaps with a fallback label if default_label
13222 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
13225 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
13227 2008-04-03 Ben Elliston <bje@au.ibm.com>
13229 * expmed.c (extract_split_bit_field): Remove if (0) code.
13230 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
13231 (do_ds_constraint): Likewise.
13233 2008-04-02 Joseph Myers <joseph@codesourcery.com>
13235 * doc/cppopts.texi (-dU): Document.
13236 * c-common.h (flag_dump_macros): Update comment.
13237 * c-opts.c (handle_OPT_d): Handle -dU.
13238 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
13239 dump_queued_macros, cb_used_define, cb_used_undef): New.
13240 (init_pp_output): Handle -dU.
13241 (cb_line_change): Call dump_queued_macros.
13242 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
13244 2008-04-02 Anatoly Sokolov <aesok@post.ru>
13246 * config/avr/predicates.md (io_address_operand): New predicate.
13247 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
13248 * config/avr/avr.c (avr_io_address_p): Remove function.
13249 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
13250 'avr_io_address_p' function.
13251 (out_movhi_r_mr): (Ditto.).
13252 (out_movqi_mr_r): (Ditto.).
13253 (out_movhi_mr_r): (Ditto.).
13254 (avr_address_cost): (Ditto.).
13256 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
13258 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
13259 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
13260 in 32bit mode when XMM registers are available to avoid store
13262 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
13263 corresponding post-reload splitters.
13265 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
13267 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
13268 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
13269 __builtin_ia32_roundss.
13270 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
13271 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
13272 __builtin_ia32_roundss.
13273 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
13274 IX86_BUILTIN_SHUFPD here.
13276 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
13278 * config/i386/i386.md (plogic): New.
13279 (plogicprefix): Likewise.
13281 * config/i386/mmx.md (mmx_<code><mode>3): New.
13282 (mmx_and<mode>3): Removed.
13283 (mmx_ior<mode>3): Likewise.
13284 (mmx_xor<mode>3): Likewise.
13286 * config/i386/sse.md (<code><mode>3): New.
13287 (*<code><mode>3): Likewise.
13288 (*<code><mode>3): Likewise.
13289 (<code><mode>3): Likewise.
13290 (*sse_<code><mode>3): Likewise.
13291 (*sse2_<code><mode>3): Likewise.
13292 (<code>tf3): Likewise.
13293 (*<code>tf3): Likewise.
13294 (and<mode>3): Likewise.
13295 (*and<mode>3): Likewise.
13296 (ior<mode>3): Removed.
13297 (*ior<mode>3): Likewise.
13298 (xor<mode>3): Likewise.
13299 (*xor<mode>3): Likewise.
13300 (*and<mode>3): Likewise.
13301 (*ior<mode>3): Likewise.
13302 (*xor<mode>3): Likewise.
13303 (and<mode>3): Likewise.
13304 (*sse_and<mode>3): Likewise.
13305 (*sse2_and<mode>3): Likewise.
13306 (andtf3): Likewise.
13307 (*andtf3): Likewise.
13308 (ior<mode>3): Likewise.
13309 (*sse_ior<mode>3): Likewise.
13310 (*sse2_ior<mode>3): Likewise.
13311 (iortf3): Likewise.
13312 (*iortf3): Likewise.
13313 (xor<mode>3): Likewise.
13314 (*sse_xor<mode>3): Likewise.
13315 (*sse2_xor<mode>3): Likewise.
13316 (xortf3): Likewise.
13317 (*xortf3): Likewise.
13319 2008-04-02 Richard Guenther <rguenther@suse.de>
13321 PR tree-optimization/14495
13322 PR tree-optimization/34793
13323 * tree-vrp.c (struct switch_update): New structure.
13324 (to_remove_edges, to_update_switch_stmts): New VECs.
13325 (simplify_switch_using_ranges): New function. Remove not taken
13326 case labels and edges.
13327 (simplify_stmt_using_ranges): Call it.
13328 (identify_jump_threads): Mark edges we have queued for removal
13329 so we don't thread them.
13330 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
13332 * tree-cfg.c (group_case_labels): Deal with missing default label.
13333 (tree_verify_flow_info): Allow missing default label.
13334 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
13335 (emit_case_nodes): Likewise.
13336 (expand_case): Do not rely on the default label to be present.
13337 * expr.c (try_casesi): Deal with NULL default_label.
13338 (do_tablejump): Likewise.
13340 2008-04-02 Richard Guenther <rguenther@suse.de>
13342 PR tree-optimization/14495
13343 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
13344 SWITCH_EXPR here ...
13345 (vrp_visit_switch_stmt): ... but here (new function).
13346 (find_case_label_index): New helper function.
13347 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
13349 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13351 * fwprop.c: Fix ISO-C99ism.
13353 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13356 * Makefile.in (objdir): Set it here.
13357 * configure.ac: Not here. Find dynamic linker characteristics.
13358 * exec-tool.in: Use them.
13359 * aclocal.m4: Regenerate.
13360 * configure: Regenerate.
13362 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13364 * expr.c (expand_var): Delete it.
13365 * expr.h (expand_var): Delete prototype.
13366 * function.c (expand_function_start): Use expand_decl instead.
13367 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
13370 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
13372 PR rtl-optimization/35542
13373 * fwprop.c (forward_propagate_and_simplify): Replace
13374 loc_reg_mentioned_in_p with reg_mentioned_p.
13376 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13378 PR rtl-optimization/35281
13379 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
13380 (propagate_rtx_1): Handle PR_HANDLE_MEM.
13381 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
13382 (varying_mem_p): Move above propagate_rtx.
13383 (all_uses_available_at): Do not check MEMs.
13385 2008-04-02 Rafael Espindola <espindola@google.com>
13387 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
13388 (register_edge_assert_for_2): Split the cond argument.
13389 (register_edge_assert_for_1): Adjust for the change in
13390 register_edge_assert_for_2.
13391 (register_edge_assert_for): Split the cond argument.
13392 (find_switch_asserts): Adjust for the change in
13393 register_edge_assert_for.
13395 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
13397 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
13398 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
13399 offsets for 64-bit mingw.
13400 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
13401 abi for x86_64-pc-mingw.
13403 2008-04-02 Richard Guenther <rguenther@suse.de>
13405 * tree-vrp.c (extract_range_from_assert): Make sure to not
13406 produce range min/max with TREE_OVERFOW set.
13407 If merging a anti-range and a range keep the anti-range if
13408 the range covers all values of the type.
13409 (register_edge_assert_for_2): Only allow sign-changing
13410 conversions in detecting canonical range checks. Also
13411 register an assert for the unsigned name if useful.
13413 PR tree-optimization/35787
13414 * tree-vrp.c (vrp_val_max): New function.
13415 (vrp_val_min): Likewise.
13416 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
13417 (vrp_val_is_min): Likewise.
13418 (supports_overflow_infinity): Use vrp_val_{min,max}.
13419 (negative_overflow_infinity): Likewise.
13420 (positive_overflow_infinity): Likewise.
13421 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
13422 (is_positive_overflow_infinity): Likewise.
13423 (is_overflow_infinity): Likewise.
13424 (avoid_overflow_infinity): Use vrp_val_{min,max} and
13425 vrp_val_is_{min,max}.
13426 (set_and_canonicalize_value_range): Canonicalize anti-ranges
13427 to ranges if possible. Avoid empty ranges.
13429 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13431 PR middle-end/35705
13432 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
13433 the expression is a function address.
13435 2008-04-01 George Helffrich <george@gcc.gnu.org>
13437 PR fortran/35154, fortran/23057
13438 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
13439 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
13440 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
13441 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
13443 (dbxout_syms): Check for COMMON-based symbol and wrap in
13444 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
13445 in bracket for efficiency.
13447 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
13448 using DW_TAG_common_block + member offset.
13449 (add_pubname_string): New function.
13450 (dw_expand_expr): New function to find block name and offset for
13452 (common_check): New function to check whether symbol in Fortran COMMON.
13453 (gen_variable_die): If COMMON, use DW_TAG_common_block.
13455 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
13458 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
13460 2008-04-02 Ben Elliston <bje@au.ibm.com>
13462 * config/v850/v850.md (casesi): Remove if (0) code.
13463 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
13464 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
13466 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
13468 * config/i386/i386.md (rex64suffix): New mode attribute.
13469 (floathi<mode>2): Disable expander for SSE math.
13470 (*floathi<mode>2_1): New insn insn_and_split pattern.
13471 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
13472 corresponding post-reload splitters.
13473 (*floathi<mode>2_i387): New macroized insn pattern.
13474 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
13475 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
13476 insn_and_split pattern.
13477 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
13478 New macroized instruction patterns and corresponding post-reload
13480 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
13481 and corresponding post-reload splitters.
13482 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
13483 New macroized instruction patterns.
13484 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
13485 macroized instruction patterns and corresponding post-reload splitters.
13486 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
13487 corresponding post-reload splitters.
13488 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
13489 New macroized instruction patterns.
13490 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
13491 corresponding post-reload splitters.
13492 (*floatsi<mode>2_i387): New macroized instruction patterns.
13494 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
13496 * config/i386/i386.md (smaxmin): New.
13497 (umaxmin): Likewise.
13498 (maxminiprefix): Likewise.
13499 (maxminfprefix): Likewise.
13500 (<code><mode>3): Likewise.
13501 (smin<mode>3): Removed.
13502 (smax<mode>3): Likewise.
13504 * config/i386/mmx.md (mmx_<code>v2sf3): New.
13505 (mmx_<code>v4hi3): Likewise.
13506 (mmx_<code>v8qi3): Likewise.
13507 (mmx_smaxv2sf3): Removed.
13508 (mmx_sminv2sf3): Likewise.
13509 (mmx_umaxv8qi3): Likewise.
13510 (mmx_smaxv4hi3): Likewise.
13511 (mmx_uminv8qi3): Likewise.
13512 (mmx_sminv4hi3): Likewise.
13514 * config/i386/sse.md (<addsub><mode>3): New.
13515 (*<addsub><mode>3): Likewise.
13516 (<sse>_vm<addsub><mode>3): Likewise.
13517 (<maxmin><mode>3): Likewise.
13518 (*<maxmin><mode>3_finite): Likewise.
13519 (*<maxmin><mode>3): Likewise.
13520 (<sse>_vm<maxmin><mode>3): Likewise.
13521 (sse3_h<addsub>v4sf3): Likewise.
13522 (sse3_h<addsub>v2df3): Likewise.
13523 (<maxmin>v16qi3): Likewise.
13524 (*<maxmin>v16qi3): Likewise.
13525 (<maxmin>v8hi3): Likewise.
13526 (*<maxmin>v8hi3): Likewise.
13527 (*sse4_1_<maxmin><mode>3): Likewise.
13528 (*sse4_1_<maxmin><mode>3): Likewise.
13529 (add<mode>3): Removed.
13530 (*add<mode>3): Likewise.
13531 (<sse>_vmadd<mode>3): Likewise.
13532 (sub<mode>3): Likewise.
13533 (*sub<mode>3): Likewise.
13534 (<sse>_vmsub<mode>3): Likewise.
13535 (smin<mode>3): Likewise.
13536 (*smin<mode>3_finite): Likewise.
13537 (*smin<mode>3): Likewise.
13538 (<sse>_vmsmin<mode>3): Likewise.
13539 (smax<mode>3): Likewise.
13540 (*smax<mode>3_finite): Likewise.
13541 (*smax<mode>3): Likewise.
13542 (<sse>_vmsmax<mode>3): Likewise.
13543 (sse3_haddv4sf3): Likewise.
13544 (sse3_haddv2df3): Likewise.
13545 (sse3_hsubv4sf3): Likewise.
13546 (sse3_hsubv2df3): Likewise.
13547 (umaxv16qi3): Likewise.
13548 (*umaxv16qi3): Likewise.
13549 (smaxv8hi3): Likewise.
13550 (*smaxv8hi3): Likewise.
13551 (*sse4_1_smax<mode>3): Likewise.
13552 (*sse4_1_umax<mode>3): Likewise.
13553 (uminv16qi3): Likewise.
13554 (*uminv16qi3): Likewise.
13555 (sminv8hi3): Likewise.
13556 (*sminv8hi3): Likewise.
13557 (*sse4_1_smin<mode>3): Likewise.
13558 (*sse4_1_umin<mode>3): Likewise.
13560 2008-04-01 Rafael Espindola <espindola@google.com>
13562 * tree-cfg.c (verify_expr): remove in_phi.
13563 (verify_stmt): Don't call walk_tree with verify_expr. Use
13564 is_gimple_min_invariant instead of is_gimple_val.
13566 2008-04-01 Joseph Myers <joseph@codesourcery.com>
13568 * doc/include/gpl_v3.texi: Update for manpage generation.
13569 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
13571 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
13572 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
13573 gpl_v3.texi instead of gpl.texi.
13576 2008-04-01 Jakub Jelinek <jakub@redhat.com>
13579 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
13581 2008-04-01 Rafael Espindola <espindola@google.com>
13583 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
13584 (extract_code_and_val_from_cond): Use
13585 extract_code_and_val_from_cond_with_ops.
13587 2008-04-01 Jan Hubicka <jh@suse.cz>
13589 * function.c (free_after_compilation): Free epilogue_delay_list.
13590 (prepare_function_start): Assert that previous compilation was freed.
13592 2008-04-01 Jan Hubicka <jh@suse.cz>
13593 Jim Wilson <wilson@tuliptree.org>
13594 Andreas Tobler <andreast@gcc.gnu.org>
13596 PR middle-end/35781
13597 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
13598 rtl.emit instead cfun->emit.
13599 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
13600 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
13602 2008-04-01 Ben Elliston <bje@au.ibm.com>
13604 * doc/c-tree.texi (Function Basics): Fix grammatical error.
13606 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
13608 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
13610 (fprofile-use): Add var flag_profile_use
13611 * coverage.c (coverage_begin_output): Do not open a gcno file for
13612 output only if -ftest-coverage is set.
13613 Do not add getpwd() to gcda file path.
13614 (build_gcov_info): Check the new flag
13615 flag_profile_datafile_relative_path.
13616 (coverage_init): Use profile_data_prefix.
13617 Read profile counter only if flag_profile_use is set.
13618 * opts.c (common_handle_option): New option fprofile-use=,
13619 fprofile-dir=, fprofile-generate=.
13620 * toplev.c (profile_data_prefix): New variable definition.
13621 * toplev.h (profile_data_prefix): New declaration.
13622 * doc/invoke.tex (Option Summary, Optimization Options):
13625 2008-03-31 James E. Wilson <wilson@tuliptree.org>
13627 * varasm.c (output_constant_pool_1): In LABEL_REF check,
13628 use tmp consistently.
13631 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
13632 * config/ia64/ia64.c (rtx_needs_barrier): Handle
13633 UNSPEC_FR_RECIP_APPROX_RES.
13634 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
13636 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
13639 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
13641 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13643 PR middle-end/30186
13644 * fold-const.c (fold_indirect_ref_1): Support accessing non first
13645 element of the vector via a pointer.
13647 2008-03-31 Ian Lance Taylor <iant@google.com>
13649 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
13651 2008-03-31 Jan Hubicka <jh@suse.cz>
13653 * builtins.c (expand_builtin_setjmp_receiver): Update call of
13654 get_arg_pointer_save_area.
13655 * expr.c (init_expr): Just clear out rtl.expr.
13656 * function.c (free_after_compilation): Clear out whole RTL structure.
13657 (get_func_frame_size): Merge into ...
13658 (get_frame_size): ... this one.
13659 (assign_stack_local_1): Merge into ...
13660 (assign_stack_local): ... this one.
13661 (expand_function_end): Update call of get_arg_pointer_save_area.
13662 (get_art_pointer_save_area): Remove cfun argument.
13663 * function.h (emit_status): regno_pointer_align does not need length
13664 attribute. Move x_regno_reg_rtx to ...
13665 (regno_reg_rtx): ... new global array.
13666 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
13667 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
13668 apply_args_value, forced_labels, stack_pointer_delta):
13670 (struct varasm_status): Move here from varasm.c
13671 (struct rtl_data): New. Move here some fields from struct function.
13672 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
13673 frame_offset, stack_check_probe_note, arg_pointer_save_area,
13674 used_temp_slots avail_temp_slots, temp_slot_level,
13675 nonlocal_goto_handler_labels): Update accesstors.
13676 (rtl): New global variable.
13677 (struct function): Move some fileds to rtl_data.
13678 (get_arg_pointer_save_area): Update prototype.
13679 * emit-rtl.c (rtl): Declare.
13680 (regno_reg_rtx): Declare.
13681 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
13683 (gen_reg_rtx): Update.
13684 (init_virtual_regs): Do not tate emit_status argument.
13685 (init_emit): Do not allocate emit.
13686 * varasm.c (varasm_statuc): Move to function.h.
13687 (n_deferred_constatns): Update accestor.
13688 (init_varasm_status): Do not allocate varasm_status.
13689 (force_const_mem, get_pool_size, output_constant_pool): Update.
13690 * stmt.c (force_label_rtx): Do not use x_ prefixes.
13691 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
13693 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
13695 PR rtl-optimization/35729
13696 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
13699 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
13702 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
13703 load/store if memory is unaligned.
13704 (*movti_rex64): Likewise.
13706 * config/i386/predicates.md (misaligned_operand): New.
13708 2008-03-31 Andrew Pinski <pinskia@gmail.com>
13711 * tree-ssa-phiopt.c (conditional_replacement): Return early for
13714 2008-03-31 Jan Beulich <jbeulich@novell.com>
13716 * config/ia64/constraints.md: Add 'j' constraint.
13717 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
13718 (movdi_internal): Likewise.
13720 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
13723 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
13725 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
13728 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
13729 proper error message for the third argument on blendpd and
13732 * config/i386/sse.md (blendbits): New.
13733 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
13735 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
13737 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
13739 2008-03-30 Richard Guenther <rguenther@suse.de>
13741 PR middle-end/31023
13742 * fold-const.c (fold_sign_changed_comparison): Do leave
13743 conversions to base-types alone.
13745 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
13747 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
13748 the link register if one altivec register is be saved.
13750 2008-03-30 Ben Elliston <bje@au.ibm.com>
13752 * final.c (final_scan_insn): Remove if (0) code.
13754 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
13756 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
13758 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
13760 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
13761 of V4SFmode to ix86_binary_operator_ok.
13763 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
13765 * config/i386/i386.c (override_options): Initialize
13766 ix86_veclib_handler to ix86_veclibabi_svml when
13767 -mveclibabi=svml is used.
13768 (ix86_veclibabi_svml): New function for SVML ABI style
13769 vectorization support.
13770 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
13772 2008-03-28 Rafael Espindola <espindola@google.com>
13774 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
13775 (tree_binary_nonnegative_warnv_p): Make it public.
13776 (tree_single_nonnegative_warnv_p): Make it public.
13777 (tree_invalid_nonnegative_warnv_p): Make it public.
13778 (tree_unary_nonzero_warnv_p): Make it public.
13779 (tree_binary_nonzero_warnv_p): Make it public
13780 (tree_single_nonzero_warnv_p): Make it public.
13781 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
13782 (extract_range_from_binary_expr): Split the expr argument.
13783 (extract_range_from_unary_expr): Split the expr argument.
13784 (extract_range_from_comparison): Split the expr argument.
13785 (extract_range_from_expr): Use the new aux functions.
13786 (vrp_evaluate_conditional_warnv): Use
13787 vrp_evaluate_conditional_warnv_with_ops.
13788 * tree.h (tree_unary_nonzero_warnv_p): Declare.
13789 (tree_binary_nonzero_warnv_p): Declare.
13790 (tree_single_nonzero_warnv_p): Declare.
13791 (tree_expr_nonzero_warnv_p): Declare.
13792 (tree_unary_nonnegative_warnv_p): Declare.
13793 (tree_binary_nonnegative_warnv_p): Declare.
13794 (tree_single_nonnegative_warnv_p): Declare.
13795 (tree_invalid_nonnegative_warnv_p): Declare.
13797 2008-03-28 Richard Guenther <rguenther@suse.de>
13799 PR tree-optimization/30317
13800 PR tree-optimization/30911
13801 PR tree-optimization/34793
13802 * tree-vrp.c (set_and_canonicalize_value_range): New function.
13803 (struct assert_locus_d): New member EXPR.
13804 (register_new_assert_for): Add EXPR parameter to support
13805 ASSERT_EXPR <name, expr OP limit>.
13806 (register_edge_assert_for_1): Adjust callers.
13807 (find_assert_locations): Likewise.
13808 (process_assert_insertions_for): Build condition from expression.
13809 (extract_range_from_assert): Handle ASSERT_EXPRs
13810 of the form ASSERT_EXPR <name, expr OP limit>.
13811 (register_edge_assert_for_2): New helper registering
13812 asserts for comparisons. Recognize range tests of the form
13813 (unsigned)i - CST1 OP CST2.
13814 (register_edge_assert_for_1): Use it.
13815 (register_edge_assert_for): Likewise.
13816 (needs_overflow_infinity): Integer sub-types
13817 do not need overflow infinities.
13818 (vrp_val_is_max): The extreme values of integer sub-types
13819 are those of the base type.
13820 (vrp_val_is_min): Likewise.
13821 * tree.def (ASSERT_EXPR): Document extra allowed conditional
13824 2008-03-28 Nick Clifton <nickc@redhat.com>
13827 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
13828 Return GENERAL_REGS for stack adjustment reloads.
13830 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13833 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
13834 const_vector when all the vectors are constant.
13836 2008-03-27 Bob Wilson <bob.wilson@acm.org>
13838 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
13840 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
13841 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
13843 (s<code>_sf): Use new scc_sf attribute for opcode names.
13845 2008-03-27 Tom Tromey <tromey@redhat.com>
13847 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
13848 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
13849 config/spu/t-spu-elf, config/i386/t-interix,
13850 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
13851 config/i386/x-darwin, config/i386/x-mingw32,
13852 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
13853 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
13854 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
13855 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
13856 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
13857 config/rs6000/x-darwin, config/rs6000/t-rs6000,
13858 config/score/t-score-elf, config/arm/t-strongarm-pe,
13859 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
13860 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
13861 Revert automatic dependency patch.
13863 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
13866 * config/i386/i386.c (ix86_function_arg_boundary): Align
13867 decimal floating point to its natural boundary.
13869 2008-03-27 Richard Guenther <rguenther@suse.de>
13871 PR middle-end/35716
13872 * fold-const.c (fold_comparison): Restrict distinct decl
13873 comparison folding to VAR_DECLs and PARM_DECLs. Do not
13874 solely rely on operand_equal_p.
13876 2008-03-27 Richard Guenther <rguenther@suse.de>
13879 * c-common.c (handle_weak_attribute): Reject combination of
13882 2008-03-27 Richard Guenther <rguenther@suse.de>
13884 PR tree-optimization/32810
13885 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
13886 conversions from DECL_INITIAL.
13887 (fold_const_aggregate_ref): Likewise from constructor elements.
13889 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
13891 * tree-affine.h (aff_combination_expand): Declare.
13892 (get_inner_reference_aff): Likewise.
13893 * tree-affine.c (aff_combination_expand): Split out from
13894 tree_to_aff_combination_expand.
13895 (get_inner_reference_aff): New function.
13896 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
13897 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
13898 (struct lim_aux_data): sm_done field removed.
13899 (mem_ref_loc_p, mem_ref_locs_p): New types.
13900 (struct mem_ref): Added id, stored, accesses_in_loop,
13901 indep_loop, dep_loop, indep_ref, dep_ref fields.
13902 Removed is_stored, locs and next fields.
13903 (memory_accesses): New variable.
13904 (movement_possibility): Do not allow moving statements
13905 that store to memory.
13906 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
13908 (determine_max_movement): For statements with memory references,
13909 find the outermost loop in that the reference is independent.
13910 (move_computations_stmt): Mark the virtual operands for renaming.
13911 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
13912 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
13913 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
13914 add_vop_ref_mapping, create_vop_ref_mapping_loop,
13915 create_vop_ref_mapping, analyze_memory_references,
13916 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
13917 get_all_locs_in_loop, ref_always_accessed_p,
13918 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
13919 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
13920 store_motion_loop, store_motion): New functions.
13921 (struct vop_to_refs_elt): New type.
13922 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
13923 memref_hash, memref_eq, hoist_memory_references): Rewritten.
13924 (schedule_sm): Replaced by...
13925 (execute_sm): ... this.
13926 (determine_lsm_ref, hoist_memory_references,
13927 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
13928 find_more_ref_vops, free_mem_ref, free_mem_refs,
13929 determine_lsm_loop, determine_lsm): Removed.
13930 (tree_ssa_lim_finalize): Free data structures used by store motion.
13931 (tree_ssa_lim): Call analyze_memory_references. Use
13932 store_motion instead of determine_lsm.
13934 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
13936 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
13937 rename tmake_file to m68hc11/t-m68hc11.
13938 (mcore): Set inhibit_libc to true.
13939 * config.host (alpha*-dec-*vms*): Set extra_programs.
13940 (interix3*): Don't use host_xmake_file.
13941 * configure.ac: Let config.gcc override inhibit_libc.
13942 * configure: Regenerate.
13944 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
13945 * config/t-openbsd-thread: Remove commented out lines.
13947 * config/x-interix: Remove.
13949 * config/m68hc11/t-m68hc11-gas: Rename to...
13950 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
13952 * config/mcore/t-mcore: Remove T_CFLAGS.
13953 * config/mcore/t-mcore-pe: Likewise.
13955 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
13957 * configure.ac: Replace custom __GNU_SOURCE test with
13958 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
13959 * aclocal.m4: Regenerate.
13960 * configure: Regenerate.
13961 * config.in: Regenerate.
13963 2008-03-27 Richard Guenther <rguenther@suse.de>
13965 * fold-const.c (target.h): Include.
13966 (fold_comparison): Fold comparison of addresses of decls
13967 that bind locally or of constants. Consolidate address folding code.
13968 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
13969 results from fold_binary_to_constant.
13970 (compare_values_warnv): Likewise.
13972 2008-03-27 Andrew Pinski <pinskia@gmail.com>
13974 PR middle-end/35429
13975 * fold-const.c (fold_truthop): Check for integeral types when folding
13976 a == 0 && b == 0 and a != 0 || b != 0 .
13978 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
13980 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
13982 2008-03-26 Andreas Schwab <schwab@suse.de>
13984 * doc/invoke.texi: Fix use of @item vs. @itemx.
13986 2008-03-26 Tom Tromey <tromey@redhat.com>
13988 * Makefile.in (build/gensupport.o, build/print-rtl.o,
13989 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
13990 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
13991 build/gencodes.o, build/genconditions.o, build/genconfig.o,
13992 build/genconstants.o, build/genemit.o, build/genextract.o,
13993 build/genflags.o, build/genmddeps.o, build/genopinit.o,
13994 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
13997 2008-03-26 Richard Guenther <rguenther@suse.de>
14000 2008-03-26 Richard Guenther <rguenther@suse.de>
14002 * fold-const.c (target.h): Include.
14003 (fold_comparison): Fold comparison of addresses of two decls
14004 that bind locally. Consolidate address folding code.
14006 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14008 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
14009 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
14010 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
14011 dconstsqrt2, dconstthird, dconste and/or dconst10.
14012 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
14013 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
14014 dconstsqrt2, dconste): Delete.
14015 (init_emit_once): Likewise. Simplify initializing dconstm1.
14017 * real.c (get_real_const): New.
14018 * real.h (dconst3, dconst10, dconstm2, dconstthird,
14019 dconstsqrt2, dconste): Delete.
14020 (real_value_const, get_real_const): New.
14022 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
14024 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
14026 * config/i386/i386.c (ix86_function_arg_boundary): Check
14027 BIGGEST_ALIGNMENT instead of 128.
14028 (setup_incoming_varargs_64): Likewise.
14030 2008-03-26 Tom Tromey <tromey@redhat.com>
14032 * Makefile.in (DEPFILES): Add missing '/'.
14034 2008-03-26 Richard Guenther <rguenther@suse.de>
14036 * fold-const.c (target.h): Include.
14037 (fold_comparison): Fold comparison of addresses of two decls
14038 that bind locally. Consolidate address folding code.
14040 2008-03-26 Nick Clifton <nickc@redhat.com>
14043 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
14044 not allow INT+INT as a legitimate addressing mode.
14046 2008-03-26 Richard Guenther <rguenther@suse.de>
14048 * tree-flow.h (widen_bitfield): Remove declaration.
14049 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
14050 (widen_bitfield): Remove function.
14051 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
14054 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14057 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
14060 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
14062 PR rtl-optimization/35232
14063 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
14064 (forget_old_reloads_1, forget_marked_reloads): Don't clear
14065 reg_reloaded_call_part_clobbered here.
14066 (reload_regs_reach_end_p): New function.
14067 (reload_reg_rtx_for_input): New variable.
14068 (reload_reg_rtx_for_output): Likewise.
14069 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
14070 when reassigning a pseudo register. Load reloadreg from
14071 reload_reg_rtx_for_input, moving the mode and register
14073 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
14074 instead of the original when deciding whether an input reload
14075 would be a no-op or whether an output reload can be deleted.
14076 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
14077 when setting up new_spill_reg_store. Load it from
14078 reload_reg_rtx_for_output, moving the mode and register
14080 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
14081 instead of the original when deciding whether an output reload
14082 would be a no-op. Do the same when modifying insn notes.
14083 Use rtx_equal_p instead of == to compare the registers.
14084 (inherit_piecemeal_p): Take a mode and two register numbers
14086 (emit_reload_insns): Clear new_spill_reg_store for every hard
14087 register in the reload register. Remove spill registers
14088 from reg_reloaded_valid before considering whether to record
14089 inheritance information for them. Use reload_reg_rtx_for_output
14090 instead of reg_rtx when recording output reloads. Use
14091 reload_reg_rtx_for_input instead of reg_rtx when recording
14092 input reloads. Set or clear reg_reloaded_call_part_clobbered
14093 at the same time as setting reg_reloaded_valid.
14094 (delete_output_reload): Add a new_reload_reg parameter and use it
14095 instead of rld[j].reg_rtx.
14096 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
14099 2008-03-25 Tom Tromey <tromey@redhat.com>
14101 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
14102 (build/genattr.o): Likewise.
14103 (build/genattrtab.o): Likewise.
14104 (build/gencodes.o): Likewise.
14105 (build/genconfig.o): Likewise.
14106 (build/genconstants.o): Likewise.
14107 (build/genemit.o): Likewise.
14108 (build/genextract.o): Likewise.
14109 (build/genflags.o): Likewise.
14111 2008-03-25 Bob Wilson <bob.wilson@acm.org>
14113 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
14114 instead of size_int for integer types.
14115 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
14116 to match type of MINUS_EXPR.
14118 2008-03-25 Tom Tromey <tromey@redhat.com>
14120 * configure: Rebuilt.
14121 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
14124 2008-03-25 Tom Tromey <tromey@redhat.com>
14126 * config/x-solaris (host-solaris.o): Update.
14127 * config/x-linux (host-linux.o): Update.
14128 * config/x-hpux (host-hpux.o): Update.
14129 * config/x-darwin (host-darwin.o): Update.
14130 * config/v850/t-v850e (v850-c.o): Update.
14131 * config/v850/t-v850 (v850-c.o): Update.
14132 * config/t-vxworks (vxworks.o): Update.
14133 * config/t-sol2 (sol2-c.o, sol2.o): Update.
14134 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
14135 * config/spu/t-spu-elf (spu-c.o): Update.
14137 * config/sh/t-symbian (sh-c.o): Update.
14138 (symbian.o): Update.
14139 * config/sh/t-sh (sh-c.o): Update.
14140 * config/score/t-score-elf (score7.o, score3.o): Update.
14141 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
14142 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
14143 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
14144 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
14145 (rs6000.o): Remove.
14146 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
14147 * config/m32c/t-m32c (m32c-pragma.o): Update.
14148 * config/ia64/t-ia64 (ia64-c.o): Update.
14149 * config/i386/x-mingw32 (host-mingw32.o): Update.
14150 * config/i386/x-i386 (driver-i386.o): Update.
14151 * config/i386/x-darwin (host-i386-darwin.o): Update.
14152 * config/i386/x-cygwin (host-cygwin.o): Update.
14153 * config/i386/t-nwld (nwld.o): Update.
14154 * config/i386/t-netware (netware.o): Update.
14155 * config/i386/t-interix (winnt.o): Update.
14156 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
14157 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
14158 msformat-c.o): Update.
14159 * config/bfin/t-bfin-linux (generated_files): Add
14160 linux-sysroot-suffix.h.
14161 * config/arm/t-wince-pe (pe.o): Update.
14162 * config/arm/t-strongarm-pe (pe.o): Update.
14163 * config/arm/t-pe (pe.o): Update.
14164 * config/arm/t-arm (arm-c.o): Update.
14165 * doc/install.texi (Prerequisites): Require make 3.80.
14166 * Makefile.in: Remove .o targets.
14167 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
14168 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
14169 (simple_generated_h, simple_generated_c): Move earlier.
14170 (generated_files): New variable.
14171 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
14172 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
14173 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
14174 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
14175 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
14176 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
14177 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
14178 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
14179 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
14180 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
14181 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
14182 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
14184 (COMPILE.base, COMPILE): New variables.
14185 (%.o): New pattern rule.
14186 (ALL_HOST_OBJS): New variable.
14187 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
14188 (dummy-checksum.o, cc1-checksum.o): Remove.
14189 (DRIVER_SHLIB): New variable.
14190 (DRIVER_DEFINES): Use it.
14191 (gencondmd.c): Move out of build/.
14192 (s-conditions): Update.
14193 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
14194 (ALL_BUILD_OBJS): Likewise.
14195 (build/%.o): Use BUILDCOMPILE.
14196 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
14197 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
14198 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
14199 build/gencheck.o, build/gencodes.o, build/genconditions.o,
14200 build/genconfig.o, build/genconstants.o, build/genemit.o,
14201 build/genextract.o, build/genflags.o, build/genmddeps.o,
14202 build/genopinit.o, build/genoutput.o, build/genpeep.o,
14203 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
14204 build/gen-protos.o, build/scan.o, build/fix-header.o,
14205 build/scan-decls.o): Simplify.
14206 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
14207 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
14208 prefix.o, toplev.o): Reduce to variable setting.
14209 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
14210 ($(out_object_file), gcc-options.o): New targets.
14211 ($(ALL_HOST_OBJS)): New target. Include dependency files.
14212 * configure: Rebuilt.
14213 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
14214 * doc/sourcebuild.texi (Front End Directory): Document new variable.
14216 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
14218 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
14219 complain when we hit an error, return ERROR_MARK_NODE.
14221 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14223 * config/sh/constraints.md (Pso, Psz): New constraints.
14224 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
14225 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
14227 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14229 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
14230 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
14232 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14234 * config/sh/sh.md (prefetch): Add condition for SH2A target.
14235 (prefetch_sh2a): New.
14237 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
14238 Naveen.H.S <naveen.hs@kpitcummins.com>
14240 * config/sh/constraints.md (I28): New constraint.
14241 * config/sh/sh.c (broken_move): Add support for movi20s.
14242 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
14244 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
14245 Jayant Sonar <Jayant.sonar@kpitcummins.com>
14246 Naveen.H.S <naveen.hs@kpitcummins.com>
14248 * config/sh/sh.c (SH_ATTRIBUTES): Define.
14249 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
14250 (print_operand): Handle resbank in %@ operand code.
14251 (sh_encode_section_info): New.
14252 (push_regs): Add conditions for resbank.
14253 (sh_expand_epilogue): Likewise.
14254 (sh_insert_attributes): Likewise.
14255 (sh_attribute_table): Likewise.
14256 (sh_handle_resbank_handler_attribute): New.
14257 (sh2a_handle_function_vector_handler_attribute): New.
14258 (sh2a_is_function_vector_call): New.
14259 (sh2a_get_function_vector_number): New.
14260 (sh2a_function_vector_p): New.
14261 (sh_cfun_resbank_handler_p): New.
14262 * config/sh/sh.md (calli): Emit jsr/n if possible.
14263 (calli_tbr_rel): New.
14264 (calli_pcrel): Emit jsr/n if possible.
14265 (return_i): Emit rts/n if possible.
14266 (call_valuei_tbr_rel): New.
14267 (call_valuei_pcrel): Add condition for SH2A target.
14268 (call_value): Likewise.
14269 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
14270 (sh2a_get_function_vector_number): Likewise.
14271 (sh2a_is_function_vector_call): Likewise.
14272 * doc/extend.texi: Document TBR relative addressing of SH2A.
14273 (resbank): Add description for SH2A.
14275 2008-03-24 Richard Guenther <rguenther@suse.de>
14278 * gimplify.c (gimplify_modify_expr): For frontend type-correct
14279 pointer assignments change conversions according to middle-end rules.
14280 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
14281 * configure.ac: Include type checking in yes.
14282 * configure: Regenerate.
14284 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14286 * diagnostic.c (diagnostic_count_diagnostic): Delete.
14287 (diagnostic_report_diagnostic): Update. Handle ICEs here.
14289 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
14291 * gthr-vxworks.h (UNUSED): Define.
14293 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
14295 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
14297 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
14299 * doc/extend.texi (Function Attributes): Add missing comma in the
14300 example of the "alloc_size" attribute.
14302 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
14305 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
14307 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
14310 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
14313 * stor-layout.c (update_alignment_for_field): Set minimum alignment
14314 of the underlying type of a MS bitfield layout to the natural
14315 alignment of the type.
14317 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
14319 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
14320 to their natural alignment to avoid store forwarding stalls.
14322 2008-03-22 Richard Guenther <rguenther@suse.de>
14324 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
14325 For PHI nodes verify the address is invariant.
14326 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
14327 (get_symbol_constant_value): Use is_gimple_min_invariant.
14328 (maybe_fold_stmt_indirect): Likewise.
14330 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
14332 PR rtl-optimization/33927
14333 * Makefile.in (dse.o): Depend on $(TM_P_H).
14334 * expr.h (extract_low_bits): Declare.
14335 * expmed.c (extract_low_bits): New function.
14336 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
14337 * dse.c: Include tm_p.h.
14338 (find_shift_sequence): Remove the read_reg argument and return the
14339 read value. Emit the instructions instead of returning them.
14340 Iterate on new_mode rather than calculating it each time.
14341 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
14342 source to NEW_MODE and extract_low_bits to convert the shifted
14343 value to READ_MODE.
14344 (replace_read): Allow the load and store to have different mode
14345 classes. Use extract_low_bits when SHIFT == 0. Create the shift
14346 or extraction instructions before trying the replacement. Update
14347 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
14349 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
14351 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
14352 to their natural alignment to avoid store forwarding stalls.
14354 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14357 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
14358 encouraging but not allowing gprs for input;
14359 change the input constraint to !f#r.
14360 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
14362 change the output constraint to !f#r.
14364 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
14367 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
14368 corresponding post-reload splitters.
14369 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
14370 when x87 FP math is selected.
14371 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
14372 New function prototype.
14373 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
14374 unreachable function to ease macroization of insn patterns.
14376 2008-03-21 Martin Jambor <mjambor@suse.cz>
14378 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
14379 reference dumps if ddr is NULL or dependence is unknown.
14381 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
14383 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
14384 unsigned extension into account.
14385 (ATOMIC_COMPARE_AND_SWAP): Likewise.
14386 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
14387 Do computations on a scratch register.
14389 2008-03-21 Richard Guenther <rguenther@suse.de>
14391 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
14392 Use is_gimple_min_invariant instead of TREE_INVARIANT.
14393 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
14394 * tree-ssa-dom.c (record_equality): Likewise.
14395 * tree-inline.c (copy_body_r): Likewise.
14396 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
14399 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
14401 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
14402 as 'delete_unused' argument.
14404 2008-03-20 Richard Guenther <rguenther@suse.de>
14406 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
14407 special casing of constant qualifiers.
14408 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
14409 care about them in general.
14410 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
14411 regardless of their type.
14412 (fold_stmt_r): Forcefully fold *& if we end up with that.
14414 2008-03-20 Paul Brook <paul@codesourcery.com>
14416 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
14417 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
14419 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
14421 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
14422 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
14424 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
14426 * common.opt (Wmudflap): New option.
14427 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
14428 (mx_register_decls): Likewise.
14429 (mudflap_finish_file): Likewise.
14430 * doc/invoke.texi: Document -Wno-mudflap.
14432 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
14434 * c-format.c (replace_format_name_to_system_name): New.
14435 (cmp_attribs): New.
14436 (convert_format_name_to_system_name): New.
14437 (decode_format_attr): Add use of convert_format_name_to_system_name.
14438 (format_types_orig): Add gnu_ prefix to names.
14439 (check_format_info_main): Special treating of \0 escaped names for
14440 supporting multi-character format specifiers as I32, I64.
14441 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
14442 (gnu_target_overrides_format_attributes): New.
14443 * c-format.h: Add structure target_ovr_attr to hold
14444 system specific formatter names.
14445 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
14446 msformat-c.o file to c_target_objs and cxx_target_objs.
14447 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
14448 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
14449 (TARGET_N_FORMAT_TYPES): New.
14450 * config/i386/msformat-c.c: New.
14451 * config/i386/t-cygming: Add build rule for msformat-c.o.
14452 * doc/extend.texi: Add new format names gnu_* and ms_* and
14454 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
14456 2008-03-20 Ira Rosen <irar@il.ibm.com>
14458 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
14459 optimizations turned on under -O3.
14460 (ftree-vectorize): Add that the flag is turned on with -O3.
14462 2008-03-20 Ben Elliston <bje@au.ibm.com>
14464 * regmove.c (try_auto_increment): Fix spelling error in comment.
14465 * final.c (final_scan_insn): Likewise.
14467 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
14470 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
14471 allocator preferences for "y" and "r" class registers.
14472 ("*mov<mode>_internal"): Ditto.
14473 ("*movv2sf_internal_rex64"): Ditto.
14474 ("*movv2sf_internal"): Ditto.
14476 2008-03-19 Michael Matz <matz@suse.de>
14478 PR middle-end/35616
14479 * calls.c (expand_call): Check overlap of arguments with call
14480 address for sibcalls.
14482 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
14485 * stor-layout.c (update_alignment_for_field): Set minimum alignment
14486 of the underlying type of a MS bitfield layout to the natural
14487 alignment of the type.
14489 2008-03-19 Jan Hubicka <jh@suse.cz>
14492 * toplev.c (decode_d_option): Handle all CPP flags.
14493 * tree-vrp.c: Update tree_pass descriptors.
14494 * regrename.c: Update tree_pass descriptors.
14495 * fwprop.c: Update tree_pass descriptors.
14496 * doc/invoke.texi: Remove documentation of dropped -d? flags.
14497 * tree-into-ssa.c: Update tree_pass descriptors.
14498 * tree-dump.c: Update tree_pass descriptors.
14499 * tree-complex.c: Update tree_pass descriptors.
14500 * tree-dump.h: Update tree_pass descriptors.
14501 * see.c: Update tree_pass descriptors.
14502 * cgraphbuild.c: Update tree_pass descriptors.
14503 * tracer.c: Update tree_pass descriptors.
14504 * tree-loop-distribution.c: Update tree_pass descriptors.
14505 * cgraph.c: Update tree_pass descriptors.
14506 * postreload-gcse.c: Update tree_pass descriptors.
14507 * postreload.c: Update tree_pass descriptors.
14508 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
14509 * tree-tailcall.c: Update tree_pass descriptors.
14510 * tree-pass.h (tree_opt_pass): Rename to ...
14511 (opt_pass) ... this one; add "type" field and remove letter field.
14512 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
14513 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
14514 all_lowering_passes): Update declaration.
14515 * ipa-cp.c: Update tree_pass descriptors.
14516 * final.c: Update tree_pass descriptors.
14517 * omp-low.c: Update tree_pass descriptors.
14518 * tree-ssa-dse.c: Update tree_pass descriptors.
14519 * ipa-reference.c: Update tree_pass descriptors.
14520 * tree-ssa-uncprop.c: Update tree_pass descriptors.
14521 * auto-inc-dec.c: Update tree_pass descriptors.
14522 * reorg.c: Update tree_pass descriptors.
14523 * cgraphunit.c: Update tree_pass descriptors.
14524 * tree-ssa-copyrename.c: Update tree_pass descriptors.
14525 * tree-ssa-ccp.c: Update tree_pass descriptors.
14526 * df-core.c: Update tree_pass descriptors.
14527 * mode-switching.c: Update tree_pass descriptors.
14528 * tree-nomudflap.c: Update tree_pass descriptors.
14529 * modulo-sched.c: Update tree_pass descriptors.
14530 * ipa-pure-const.c: Update tree_pass descriptors.
14531 * cse.c: Update tree_pass descriptors.
14532 * web.c: Update tree_pass descriptors.
14533 * tree-stdarg.c: Update tree_pass descriptors.
14534 * tree-ssa-math-opts.c: Update tree_pass descriptors.
14535 * tree-ssa-dom.c: Update tree_pass descriptors.
14536 * tree-nrv.c: Update tree_pass descriptors.
14537 * tree-ssa-alias.c: Update tree_pass descriptors.
14538 * loop-init.c: Update tree_pass descriptors.
14539 * gimple-low.c: Update tree_pass descriptors.
14540 * ipa-inline.c: Update tree_pass descriptors.
14541 * tree-ssa-sink.c: Update tree_pass descriptors.
14542 * global.c: Update tree_pass descriptors.
14543 * ifcvt.c: Update tree_pass descriptors.
14544 * jump.c: Update tree_pass descriptors.
14545 * predict.c: Update tree_pass descriptors.
14546 * tree-ssa-loop.c: Update tree_pass descriptors.
14547 * recog.c: Update tree_pass descriptors.
14548 * dse.c: Update tree_pass descriptors.
14549 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
14550 * tree-eh.c: Update tree_pass descriptors.
14551 * regmove.c: Update tree_pass descriptors.
14553 * function.c: Update tree_pass descriptors.
14554 * tree-vectorizer.c: Update tree_pass descriptors.
14555 * gcse.c: Update tree_pass descriptors.
14556 * ipa-type-escape.c: Update tree_pass descriptors.
14557 * tree-if-conv.c: Update tree_pass descriptors.
14558 * init-regs.c: Update tree_pass descriptors.
14559 * ipa.c: Update tree_pass descriptors.
14560 * tree-ssa-phiopt.c: Update tree_pass descriptors.
14561 * rtl-factoring.c: Update tree_pass descriptors.
14562 * lower-subreg.c: Update tree_pass descriptors.
14563 * bt-load.c: Update tree_pass descriptors.
14564 * tree-dfa.c: Update tree_pass descriptors.
14565 * except.c: Update tree_pass descriptors.
14566 * emit-rtl.c: Update tree_pass descriptors.
14567 * cfgexpand.c: Update tree_pass descriptors.
14568 * tree-cfgcleanup.c: Update tree_pass descriptors.
14569 * cfgcleanup.c: Update tree_pass descriptors.
14570 * tree-ssa-pre.c: Update tree_pass descriptors.
14571 * tree-sra.c: Update tree_pass descriptors.
14572 * tree-mudflap.c: Update tree_pass descriptors.
14573 * tree-ssa-copy.c: Update tree_pass descriptors.
14574 * cfglayout.c: Update tree_pass descriptors.
14575 * tree-ssa-forwprop.c: Update tree_pass descriptors.
14576 * tree-ssa-dce.c: Update tree_pass descriptors.
14577 * tree-ssa.c: Update tree_pass descriptors.
14578 * regclass.c: Update tree_pass descriptors.
14579 * integrate.c: Update tree_pass descriptors.
14580 * tree-optimize.c: Update tree_pass descriptors.
14581 * tree-ssa-phiprop.c: Update tree_pass descriptors.
14582 * tree-object-size.c: Update tree_pass descriptors.
14583 * combine.c: Update tree_pass descriptors.
14584 * tree-outof-ssa.c: Update tree_pass descriptors.
14585 * bb-reorder.c: Update tree_pass descriptors.
14586 * stack-ptr-mod.c: Update tree_pass descriptors.
14587 * var-tracking.c: Update tree_pass descriptors.
14588 * tree-profile.c: Update tree_pass descriptors.
14589 * tree-vect-generic.c: Update tree_pass descriptors.
14590 * reg-stack.c: Update tree_pass descriptors.
14591 * sched-rgn.c: Update tree_pass descriptors.
14592 * tree-ssa-structalias.c: Update tree_pass descriptors.
14593 * tree-cfg.c: Update tree_pass descriptors.
14594 * passes.c (current_pass): Update declaration.
14595 (finish_optimization_passes): Update.
14596 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
14597 (register_one_dump_file, register_dump_files_1, next_pass_1):
14599 (init_optimization_passes): Update handling of new types.
14600 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
14601 * ipa-struct-reorg.c: Update tree_pass descriptors.
14602 * tree-ssa-reassoc.c: Update tree_pass descriptors.
14603 * combine-stack-adj.c: Update tree_pass descriptors.
14604 * cfgrtl.c: Update tree_pass descriptors.
14605 * dce.c: Update tree_pass descriptors.
14606 * tree-ssanames.c: Update tree_pass descriptors.
14608 2008-03-19 Richard Guenther <rguenther@suse.de>
14610 PR middle-end/35609
14611 * tree-ssa.c (walk_data): New structure.
14612 (warn_uninitialized_var): If not always_executed warn with "maybe"
14614 (execute_early_warn_uninitialized): Compute post-dominators.
14615 Initialize always_executed before processing each basic block.
14617 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
14620 * config/i386/i386.c (x86_this_parameter): Calculate correct location
14621 of "this" pointer when "regparm = N" or "fastcall" is in effect.
14623 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14625 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
14627 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
14629 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
14631 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
14632 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
14633 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
14634 target after ignore has been set, and move there also the commputation
14635 of subtarget and original_target.
14636 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
14637 (LANG_HOOKS_INITIALIZER): Remove it.
14638 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
14640 2008-03-18 Richard Guenther <rguenther@suse.de>
14642 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
14643 found an expression with constants, note that in the VN for the lhs.
14644 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
14645 fold them to constants if possible. Run cleanup_cfg if done so.
14646 (execute_pre): Return todo.
14647 (do_pre): Likewise.
14648 (execute_fre): Likewise.
14649 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
14651 (get_prop_source_stmt): Look through pointer conversions.
14653 2008-03-18 Jan Hubicka <jh@suse.cz>
14655 * tree-pretty-print.c: Include predict.h.
14656 (dump_generic_node): Dump predictor.
14657 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
14658 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
14659 * gimple-low.c (lower_stmt): Likewise.
14660 * expr.c (expand_expr_real): Likewise.
14661 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
14663 (build_predict_expr, build_predict_expr): New.
14664 * predict.h (predictor_name, build_predict_expr): Update.
14665 * c-typeck.c (c_finish_bc_stmt): Add prediction.
14666 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
14667 * predict.def (PRED_CONTINUE): Update hitrate.
14668 * tree.def (PREDICT_EXPR): Define.
14669 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
14670 do not handle BIND_EXPR.
14671 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
14672 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
14673 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
14676 2008-03-18 Michael Matz <matz@suse.de>
14678 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
14680 2008-03-18 Richard Guenther <rguenther@suse.de>
14682 * tree-gimple.h (is_gimple_invariant_address): Declare.
14683 (is_gimple_constant): Likewise.
14684 * tree-gimple.c (is_gimple_constant): New function.
14685 (is_gimple_invariant_address): Likewise.
14686 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
14687 and is_gimple_invariant_address.
14688 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
14690 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
14691 an addressable base.
14693 2008-03-18 Jakub Jelinek <jakub@redhat.com>
14695 PR middle-end/35611
14696 * gimplify.c (gimplify_expr): Gimplify second operand of
14699 2008-03-17 Richard Guenther <rguenther@suse.de>
14701 PR tree-optimization/19637
14702 * fold-const.c (fold_unary): Remove restrictions of removing
14703 intermediate pointer-conversions (P2)(P1)P0.
14704 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
14705 conversion to void pointer.
14706 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
14708 2008-03-16 James E. Wilson <wilson@tuliptree.org>
14711 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
14712 emulated thread local variables.
14714 2008-03-16 Richard Guenther <rguenther@suse.de>
14716 PR middle-end/35607
14717 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
14718 expand TREE_INVARIANT operations that are not gimple invariant.
14720 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
14722 * doc/extend.texi (Alignment): Say that the ABI controls
14723 the __alignof__ for non-strict-alignment targets rather
14724 than being a recommendation.
14726 2008-03-15 Paul Brook <paul@codesourcery.com>
14728 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
14730 (arm_output_fn_unwind): Mark functions that can not be unwound.
14732 2008-03-15 Paul Brook <paul@codesourcery.com>
14734 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
14735 extension instructions.
14737 2008-03-15 Richard Guenther <rguenther@suse.de>
14739 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
14740 and fold constant aggregate refs.
14741 (fold_const_aggregate_ref): Handle string constants
14742 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
14743 (evaluate_stmt): Simplify now that ccp_fold folds constant
14746 2008-03-15 Paul Brook <paul@codesourcery.com>
14748 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
14749 (extzv): Use gen_extzv_t2.
14750 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
14752 2008-03-15 Richard Guenther <rguenther@suse.de>
14754 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
14755 (fold_const_aggregate_ref): Likewise.
14756 (get_value): Return NULL if we don't have any values.
14757 (ccp_finalize): Set const_val to NULL after freeing it.
14758 * tree-flow.h (get_symbol_constant_value): Declare.
14759 (fold_const_aggregate_ref): Likewise.
14760 * tree-ssa-sccvn.c (try_to_simplify): Use them.
14762 2008-03-15 Richard Guenther <rguenther@suse.de>
14764 PR middle-end/35593
14765 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
14766 to not produce negative array indices if not allowed. Add
14767 parameter to indicate that.
14768 (maybe_fold_offset_to_component_ref): Allow negative array
14769 indices only for the first member of a structure.
14770 (maybe_fold_offset_to_reference): Allow negative array indices.
14771 (maybe_fold_stmt_addition): Likewise.
14773 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
14774 Anatoly Sokolov <aesok@post.ru>
14776 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
14777 (avr_arch): Add ARCH_AVR6.
14778 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
14779 (initial_elimination_offset): Initialize and use 'avr_pc_size'
14780 instead of fixed value 2.
14781 (print_operand_address): Use gs() asm specifier instead of pm().
14782 (avr_assemble_integer): (Ditto.).
14783 (avr_output_addr_vec_elt): (Ditto.).
14784 (print_operand): Handle "!" code.
14785 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
14786 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
14787 (AVR_HAVE_EIJMP_EICALL): Define.
14788 (AVR_3_BYTE_PC): Redefine.
14789 (AVR_2_BYTE_PC): (Ditto.).
14790 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
14791 (LINK_SPEC): Add atmega2560 and atmega2561.
14792 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
14794 * config/avr/avr.md (call_insn): Use eicall instead of icall
14795 for 3 byte PC devices.
14796 (call_value_insn): (Ditto.).
14797 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
14798 (indirect_jump): Use only for for 2 byte PC devices.
14799 (*tablejump): (Ditto.).
14800 (*indirect_jump_avr6): Add insn.
14801 (*tablejump_rjmp): Don't use for 3 byte PC devices.
14802 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
14803 instead of ijmp for 3 byte PC devices.
14804 (__tablejump2__): (Ditto.).
14805 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
14806 (MULITLIB_DIRNAMES): (Ditto.).
14807 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
14809 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
14811 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
14812 "sse2_umulsidi3". Use V1DI mode for operand 0.
14813 ("mmx_psadbw"): Use V1DI mode for operand 0.
14814 * config/i386/i386-modes.def (V1SI): New vector mode.
14815 * config/i386/i386.c (struct builtin_description)
14816 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
14817 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
14818 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
14819 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
14820 v1di_ftype_v8qi_v8qi type.
14821 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
14823 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
14824 __builtin_ia32_pmuludq]: Fix the mode of return value.
14826 2008-03-15 Richard Guenther <rguenther@suse.de>
14828 PR middle-end/35595
14829 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
14832 2008-03-14 Bob Wilson <bob.wilson@acm.org>
14834 * doc/invoke.texi (Option Summary, Xtensa Options): Document
14835 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
14836 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
14837 unless TARGET_SERIALIZE_VOLATILE is enabled.
14838 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
14839 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
14840 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
14842 2008-03-14 Richard Guenther <rguenther@suse.de>
14844 PR tree-optimization/34172
14845 * tree-flow.h (refs_may_alias_p): Declare.
14846 (get_single_def_stmt): Likewise.
14847 (get_single_def_stmt_from_phi): Likewise.
14848 (get_single_def_stmt_with_phi): Likewise.
14849 * tree-dfa.c (refs_may_alias_p): New function.
14850 (get_single_def_stmt): Likewise.
14851 (get_single_def_stmt_from_phi): Likewise.
14852 (get_single_def_stmt_with_phi): Likewise.
14853 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
14854 (vn_reference_lookup_1): New helper function.
14855 (vn_reference_lookup): Walk the virtual use-def chain to
14856 continue searching for a match if the def does not alias the
14857 reference we are looking for.
14859 2008-03-14 David Edelsohn <edelsohn@gnu.org>
14861 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
14862 archive and Perzl. Update The Written Word listing.
14864 2008-03-14 Richard Guenther <rguenther@suse.de>
14866 PR tree-optimization/34043
14867 PR tree-optimization/33989
14868 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
14870 (bitmap_find_leader): Use extra argument to verify dominance
14871 relationship inside a basic-block.
14872 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
14873 (find_leader_in_sets): Adjust.
14874 (create_component_ref_by_pieces): Take extra argument for
14875 dominance check, handle lookup failures.
14876 (find_or_generate_expression): Likewise.
14877 (create_expression_by_pieces): Likewise.
14878 (insert_into_preds_of_block): Adjust.
14879 (create_value_expr_from): If asked for, verify all operands
14880 are in the blocks AVAIL_OUT set.
14881 (make_values_for_stmt): Check for SSA_NAMEs that are life
14882 over an abnormal edge.
14883 (compute_avail): Remove such check.
14884 (do_SCCVN_insertion): New function.
14885 (eliminate): If we do not find a leader suitable for replacement
14886 insert a replacement expression from SCCVN if available.
14887 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
14888 (struct vn_ssa_aux): Add needs_insertion flag.
14889 * tree-ssa-sccvn.c (may_insert): New global flag.
14890 (copy_reference_ops_from_ref): Value-number union member access
14891 based on its size, not type and member if insertion is allowed.
14892 (visit_reference_op_load): For a weak match from union type
14893 punning lookup a view-converted value and insert a SSA_NAME
14894 for that value if that is not found.
14895 (visit_use): Make dumps shorter. Do not disallow value numbering
14896 SSA_NAMEs that are life over an abnormal edge to constants.
14897 (free_scc_vn): Release inserted SSA_NAMEs.
14898 (run_scc_vn): New flag to specify whether insertion is allowed.
14899 Process SSA_NAMEs in forward order.
14900 * tree-ssa-loop-im.c (for_each_index): Handle invariant
14901 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
14902 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
14903 pointer type to/from integral types that do not change the
14904 precision to regular conversions.
14906 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
14908 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
14909 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
14910 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
14911 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
14912 input arguments and the mode of return value. Built-in functions
14913 that operate on whole 64-bit MMX register now use V1DI mode.
14915 2008-03-13 Alon Dayan <alond@il.ibm.com>
14916 Olga Golovanevsky <olga@il.ibm.com>
14918 PR tree-optimization/35041
14919 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
14920 to locate the right position in a statement.
14922 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
14926 * config/i386/xmmintrin.h: Change all static inline functions to
14927 extern inline and add __gnu_inline__ attribute.
14928 * config/i386/bmintrin.h: Ditto.
14929 * config/i386/smmintrin.h: Ditto.
14930 * config/i386/tmmintrin.h: Ditto.
14931 * config/i386/mmintrin-common.h: Ditto.
14932 * config/i386/ammintrin.h: Ditto.
14933 * config/i386/emmintrin.h: Ditto.
14934 * config/i386/pmmintrin.h: Ditto.
14935 * config/i386/mmintrin.h: Ditto.
14936 * config/i386/mm3dnow.h: Ditto.
14938 2008-03-13 Jakub Jelinek <jakub@redhat.com>
14940 PR middle-end/35185
14941 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
14942 (lower_omp_2): New function.
14943 (lower_omp_1, lower_omp): Rewritten.
14945 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
14948 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
14949 with the phrase "Microsoft Windows compilers".
14950 (Push/Pop Macro Pragmas): New subsection. Document
14951 #pragma push_macro and pragma pop_macro.
14953 2008-03-12 Paul Brook <paul@codesourcery.com>
14955 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
14957 2008-03-12 Paul Brook <paul@codesourcery.com>
14959 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
14960 (thumb2_alusi3_short): Exclude PLUS and MINUS.
14961 (thumb2_addsi_shortim): Rename ...
14962 (thumb2_addsi_short): ... to this. Allow register operands.
14963 (thumb2_subsi_short): New pattern.
14964 (thumb2_one_cmplsi2_short,
14965 thumb2_negsi2_short): New patterns and peepholes.
14967 2008-03-12 Paul Brook <paul@codesourcery.com>
14969 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
14971 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
14973 * config/i386/i386.md (int_cond): New code iterator.
14975 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
14976 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
14977 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
14978 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
14979 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
14980 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
14981 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
14982 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
14984 2008-03-12 Paul Brook <paul@codesourcery.com>
14986 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
14987 instead of {arm,thumb}_compute_save_reg_mask.
14988 (output_return_instruction): Ditto.
14989 (thumb_unexpanded_epilogue): Ditto.
14990 (thumb1_expand_prologue): Ditto.
14991 (thumb1_output_function_prologue): Ditto.
14992 (arm_set_return_address): Ditto.
14993 (thumb_set_return_address): Ditto.
14994 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
14995 regs to achieve stack alignment.
14996 (thumb1_compute_save_reg_mask): Fix compiler warning.
14997 (arm_output_epilogue): Use offsets->saved_regs_mask.
14998 Adjust stack pointer by poping call clobered registers.
14999 (arm_expand_prologue): Use offsets->saved_regs_mask.
15000 Adjust stack pointer by pushing extra registers.
15001 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
15003 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
15006 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
15007 conversion to the operands of a multiplication.
15009 2008-03-12 Richard Guenther <rguenther@suse.de>
15011 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
15012 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
15013 * timevar.def (TV_TREE_PHIPROP): Add.
15014 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
15015 pass description. Use TV_TREE_PHIPROP.
15016 * tree-ssa-forwprop.c: Remove phiprop code.
15018 2008-03-12 Jakub Jelinek <jakub@redhat.com>
15020 PR middle-end/35549
15021 * omp-low.c (maybe_lookup_decl): Constify first argument.
15022 (use_pointer_for_field): Change last argument from bool to
15023 omp_context *. Disallow shared copy-in/out in nested
15024 parallel if decl is shared in outer parallel too.
15025 (build_outer_var_ref, scan_sharing_clauses,
15026 lower_rec_input_clauses, lower_copyprivate_clauses,
15027 lower_send_clauses, lower_send_shared_vars): Adjust callers.
15029 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
15030 Ira Rosen <irar@il.ibm.com>
15032 * tree-vectorizer.c (free_stmt_vec_info): New function.
15033 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
15034 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
15035 * tree-vectorizer.h (free_stmt_vec_info): Declare.
15036 * tree-vect-transform.c (vectorizable_conversion): Free
15037 vec_oprnds0 if it was allocated.
15038 (vect_permute_store_chain): Remove unused VECs.
15039 (vectorizable_store): Free VECs that are allocated in the..
15041 (vect_transform_strided_load, vectorizable_load): Likewise.
15042 (vect_remove_stores): Simplify the code.
15043 (vect_transform_loop): Move code to vect_remove_stores().
15044 Call vect_remove_stores() and free_stmt_vec_info().
15046 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15048 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
15049 TARGET_HPUX. Revise comment.
15050 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
15051 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
15052 Use sr4 variant of `be' instruction when not generating PIC code.
15053 (attr_length_call): Adjust for above change.
15055 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15057 * ipa-reference.c (static_execute): Remove module_statics_const and
15058 associated setting code.
15060 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
15063 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
15064 predicate for operand 1.
15065 (paritysi2_cmp): Use register_operand predicate for operand 2.
15066 Use earlyclobber modifier for operand 1. Remove support for
15068 (paritydi2_cmp): Use register_operand predicate for operand 3.
15069 Use earlyclobber modifier for operand 1. Remove support for
15072 2008-03-11 Paul Brook <paul@codesourcery.com>
15073 Vladimir Prus <vladimir@codesourcery.com>
15075 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
15076 (arm_compute_save_reg0_reg12_mask): Always
15077 check if register 11 must be saved. Always safe hard frame pointer
15078 when frame_pointer_needeed.
15079 (arm_compute_save_reg_mask): Save IP and PC
15080 only with apcs frames.
15081 (arm_output_epilogue): Adjust Thumb2 codepath to
15082 be also invoked and work for ARM non-apcs frames.
15083 (arm_expand_prologue): Don't bother saving IP
15084 for non-apcs frame, since it's not clobbered by
15085 prologue code. Implement non-apcs frame
15088 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
15090 PR rtl-optimization/35281
15091 * expr.c (convert_move): Use a new pseudo for the intermediate
15092 from_mode->word_mode result.
15094 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
15096 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
15097 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
15098 * toplev.c (compile_file): Don't call it.
15100 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
15102 PR middle-end/35526
15103 * expr.c (store_expr): Call emit_block_move if the mode
15104 of "temp" RTX is BLKmode.
15106 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15107 Richard Guenther <rguenther@suse.de>
15109 PR tree-optimization/31358
15110 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
15111 the step with a NULL_TREE.
15112 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
15113 to sizetype if type is a pointer type.
15114 (add_candidate_1): Don't convert the base and step to
15115 the generic type if the orginal type is a pointer type.
15116 (add_iv_value_candidates): Use sizetype for the step
15117 if type is a pointer type.
15118 (cand_value_at): Likewise.
15119 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
15121 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
15122 Don't convert the tem affine to the type.
15123 (add_elt_to_tree): Use sizetype for the step if a pointer.
15124 Use POINTER_PLUS_EXPR for pointers.
15125 (aff_combination_to_tree): Use sizetype for the step if a
15128 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
15130 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
15131 Remove commutativity hint.
15133 2008-03-10 Jakub Jelinek <jakub@redhat.com>
15137 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
15138 errorneous type. Check that v is a VAR_DECL.
15140 PR middle-end/35099
15141 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
15143 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
15145 PR tree-optimization/35494
15146 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
15147 may be overriden at link and run time.
15149 2008-03-10 Richard Guenther <rguenther@suse.de>
15151 PR tree-optimization/34677
15152 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
15153 (poolify_tree): Likewise.
15154 (modify_expr_template): Likewise.
15155 (poolify_modify_stmt): Likewise.
15156 (insert_fake_stores): Handle all component-ref style stores
15157 in addition to INDIRECT_REF. Also handle complex types.
15158 Do not poolify the inserted load.
15159 (realify_fake_stores): Do not rebuild the tree but only
15160 make it a SSA_NAME copy.
15161 (init_pre): Remove initialzation of modify_expr_template.
15162 Do not allocate modify_expr_node_pool.
15163 (fini_pre): Do not free modify_expr_node_pool.
15165 2008-03-10 Paul Brook <paul@codesourcery.com>
15167 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
15168 to avoid conflicts.
15170 2008-03-10 Paul Brook <paul@codesourcery.com>
15171 Mark Shinwell <shinwell@codesourcery.com>
15173 * config/arm/cortex-r4.md: New.
15174 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
15176 * config/arm/arm.md: Include cortex-r4.md.
15177 (insn): Add smmls, sdiv and udiv values.
15178 (generic_sched): Don't use generic scheduling for Cortex-R4.
15179 (arm_issue_rate): New function.
15180 (TARGET_SCHED_ISSUE_RATE): Define.
15182 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
15184 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
15186 2008-03-10 Richard Guenther <rguenther@suse.de>
15188 * tree-ssa-pre.c (get_sccvn_value): Simplify.
15189 (compute_avail): Do not add stmt uses to AVAIL_OUT.
15191 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
15193 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
15194 Set default to true.
15196 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15198 * c.opt (Wsynth): Deprecate.
15199 * doc/invoke.texi (Option Summary, Warning Options): Document
15200 -Wno-format-contains-nul.
15202 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
15205 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
15206 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
15208 2008-03-09 Ira Rosen <irar@il.ibm.com>
15210 * config/rs6000/rs6000.c (builtin_description): Rename vector
15211 left shift operations.
15212 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
15213 (altivec_vsl<VI_char>): Rename to ...
15214 (ashl<mode>3): ... new name.
15215 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
15217 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
15219 2008-03-08 Richard Guenther <rguenther@suse.de>
15221 * coverage.h (tree_coverage_counter_addr): Declare.
15222 * coverage.c (tree_coverage_counter_addr): New function.
15223 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
15224 before using again.
15225 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
15226 (tree_gen_one_value_profiler): Likewise.
15227 (tree_gen_ic_profiler): Likewise.
15228 (tree_gen_average_profiler): Likewise.
15229 (tree_gen_ior_profiler): Likewise.
15231 2008-03-08 Richard Guenther <rguenther@suse.de>
15233 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
15234 (vn_binary_op_insert): Likewise.
15235 (vn_unary_op_lookup): Likewise.
15236 (vn_unary_op_insert): Likewise.
15237 (vn_nary_op_lookup): Declare.
15238 (vn_nary_op_insert): Likewise.
15239 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
15240 and binary hashes, use a single obstack for unary_op_pool
15241 and binary_op_pool.
15242 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
15243 a single struct vn_nary_op_s. Store tree code length and
15244 a variable number of operands.
15245 (struct vn_reference_op_struct): Remove unused op2.
15246 (vn_reference_op_eq): Do not compare op2.
15247 (vn_reference_op_compute_hash): Do not compute hash of op2.
15248 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
15249 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
15250 with vn_nary_op_compute_hash.
15251 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
15252 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
15254 (vn_unary_op_insert, vn_binary_op_insert): Replace with
15256 (visit_unary_op): Call nary functions.
15257 (visit_binary_op): Likewise.
15258 (process_scc): Adjust for struct vn_tables_s changes.
15259 (allocate_vn_table): Likewise.
15260 (free_vn_table): Likewise.
15261 * tree-vn.c (vn_add): Call nary functions.
15262 (vn_lookup): Likewise.
15264 2008-03-08 Jakub Jelinek <jakub@redhat.com>
15267 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
15268 wdst back after sync_compare_and_swapqhi_internal.
15270 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
15273 * config/i386/i386-modes.def (V1DI): New vector mode.
15274 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
15275 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
15276 (MMXMODE248): Ditto.
15277 (MMXMODE): Add V1DI mode.
15278 (mmxvecsize): Change DI mode to V1DI mode.
15279 ("mov<mode>): Use MMXMODEI8 mode iterator.
15280 ("*mov<mode>_internal_rex64"): Ditto.
15281 ("*mov<mode>_internal"): Ditto.
15282 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
15283 ("mmx_sub<mode>3"): Ditto.
15284 ("mmx_adddi3"): Remove insn pattern.
15285 ("mmx_subdi3"): Ditto.
15286 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
15287 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
15288 ("mmx_ashl<mode>3"): Ditto.
15289 ("mmx_lshrdi3"): Remove insn pattern.
15290 ("mmx_ashldi3"): Ditto.
15291 * config/i386/i386.c (classify_argument): Handle V1DImode.
15292 (function_arg_advance_32): Ditto.
15293 (function_arg_32): Ditto.
15294 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
15295 mmx_addv1di3 insn pattern.
15296 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
15297 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
15298 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
15299 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
15300 Remove definitions of built-in functions.
15301 (V1DI_type_node): New node.
15302 (v1di_ftype_v1di_int): Ditto.
15303 (v1di_ftype_v1di_v1di): Ditto.
15304 (v2si_ftype_v2si_si): Ditto.
15305 (v4hi_ftype_v4hi_di): Remove node.
15306 (v2si_ftype_v2si_di): Ditto.
15307 (ix86_init_mmx_sse_builtins): Handle V1DImode.
15308 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
15309 Redefine builtins using def_builtin_const with *_ftype_*_int node.
15310 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
15311 Add new builtins using def_builtin_const.
15312 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
15313 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
15314 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
15315 * config/i386/mmintrin.h (__v1di): New typedef.
15316 (_mm_add_si64): Cast arguments to __v1di type.
15317 (_mm_sub_si64): Ditto.
15318 (_mm_sll_pi16): Cast __count to __v4hi type.
15319 (_mm_sll_pi32): Cast __count to __v2si type.
15320 (_mm_sll_si64): Cast arguments to __v1di type.
15321 (_mm_srl_pi16): Cast __count to __v4hi type.
15322 (_mm_srl_pi32): Cast __count to __v2si type.
15323 (_mm_srl_si64): Cast arguments to __v1di type.
15324 (_mm_sra_pi16): Cast __count to __v4hi type.
15325 (_mm_sra_pi32): Cast __count to __v2si type.
15326 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
15327 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
15328 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
15329 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
15330 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
15331 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
15332 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
15333 (_mm_srai_pi32): Use __builtin_ia32_psradi.
15334 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
15335 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
15336 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
15337 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
15339 2008-03-07 Joseph Myers <joseph@codesourcery.com>
15341 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
15343 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
15346 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
15347 reg+const addressing for Altivec modes. Don't generate reg+reg
15348 addressing for TFmode or TDmode quantities.
15350 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
15352 * c-common.c (vector_types_convertible_p): Call langhook
15353 instead of comptypes.
15355 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15358 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
15359 integral and scalar float variables which have a
15362 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
15364 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
15365 dwarf_register_span hook when emitting unwind information for
15366 register-to-memory saves.
15367 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
15368 (rs6000_frame_related): Remove call to spe_synthesize_frame.
15370 2008-03-06 Jakub Jelinek <jakub@redhat.com>
15372 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
15373 for the same VAR_DECL.
15375 2008-03-06 Tom Tromey <tromey@redhat.com>
15377 * treelang: Delete.
15378 * doc/standards.texi (Standards): Don't mention treelang.
15379 * doc/invoke.texi (Overall Options): Don't mention treelang.
15380 * doc/install.texi (Prerequisites): Don't mention bison or
15382 (Configuration): Don't mention treelang.
15383 (Building): Likewise.
15384 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
15386 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
15388 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
15389 word-extractions out of a multi-word object.
15391 2008-03-06 Richard Guenther <rguenther@suse.de>
15393 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
15394 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
15395 result type and precision.
15396 * expr.c (get_inner_reference): Set unsignedp based on the result
15397 type of BIT_FIELD_REF.
15398 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
15399 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
15400 (try_instantiate_multiple_fields): Likewise. Use the correct type
15402 (sra_build_assignment): Likewise.
15403 (sra_build_elt_assignment): Likewise.
15404 (sra_explode_bitfield_assignment): Likewise.
15405 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
15406 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
15407 set BIT_FIELD_REF_UNSIGNED.
15408 (vectorizable_load): Likewise.
15410 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
15412 * cse.c (cse_extended_basic_block): Invalidate artificial defs
15415 2008-03-06 Richard Guenther <rguenther@suse.de>
15417 * alias.c (struct alias_set_entry): Move has_zero_child field
15418 to pack with alias_set.
15420 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
15422 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
15425 2008-03-05 Ian Lance Taylor <iant@google.com>
15427 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
15429 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
15431 * fwprop.c (update_df): Support width and offset parameters of
15433 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
15434 global_conflicts): Change DF_REF_EXTRACT to either
15435 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15436 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15437 * df-scan.c (df_ref_record, df_defs_record,
15438 df_ref_create_structure, df_def_record_1, df_uses_record,
15439 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
15440 df_bb_refs_collect, df_entry_block_defs_collect,
15441 df_exit_block_uses_collect): Support new width and offset fields.
15442 (ref_extract_pool): New storage pool.
15443 (df_free_ref): New function.
15444 (df_reg_chain_unlink, df_free_collection_rec,
15445 df_sort_and_compress_refs): Call df_free_ref.
15446 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
15448 (df_ref_create_structure): Allocate df_ref_extract if offset and
15449 width fields are used.
15450 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
15451 (df_uses_record): Get offset and width from ZERO_EXTRACT
15453 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
15454 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15455 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15456 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
15457 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15458 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15459 (df_ref_extract): New structure.
15460 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
15461 (df_ref_create): Add width and offset parameters.
15463 2008-03-05 Richard Guenther <rguenther@suse.de>
15465 * tree-ssa-structalias.c (get_constraint_for_component_ref):
15466 Use ranges_overlap_p.
15467 (offset_overlaps_with_access): Rename
15468 to ranges_overlap_p and move ...
15469 * tree-flow-inline.h (ranges_overlap_p): ... here.
15471 * tree.h (get_inner_reference, handled_component_p): Update
15474 * tree.h (record_component_aliases, get_alias_set,
15475 alias_sets_conflict_p, alias_sets_must_conflict_p,
15476 objects_must_conflict_p): Move declarations ...
15477 * alias.h (record_component_aliases, get_alias_set,
15478 alias_sets_conflict_p, alias_sets_must_conflict_p,
15479 objects_must_conflict_p): ... here.
15480 Include coretypes.h.
15481 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
15483 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
15485 * cfg.c: Include tree-flow.h.
15486 (remove_edge_raw): Call redirect_edge_var_map_clear.
15487 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
15488 * tree-flow-inline.h (redirect_edge_var_map_def): New.
15489 (redirect_edge_var_map_result): New.
15490 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
15491 PENDING_STMT use with redirect_edge_var_map_*.
15492 * tree-ssa.c (edge_var_maps): New definition.
15493 (redirect_edge_var_map_add): New.
15494 (redirect_edge_var_map_clear): New.
15495 (redirect_edge_var_map_dup): New.
15496 (redirect_edge_var_map_vector): New.
15497 (redirect_edge_var_map_destroy): New.
15498 (ssa_redirect_edge): Replace PENDING_STMT use with
15499 redirect_edge_var_map_*.
15500 (flush_pending_stmts): Same.
15501 (delete_tree_ssa): Destroy edge var map.
15502 * tree-flow.h (struct _edge_var_map): New.
15503 Define edge_var_map vector type.
15504 Declare redirect_edge_var_map_* prototypes.
15505 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
15506 * tree-cfg.c (reinstall_phi_args): Replace
15507 PENDING_STMT use with redirect_edge_var_map_*.
15509 2008-03-05 Richard Guenther <rguenther@suse.de>
15511 PR tree-optimization/35472
15512 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
15513 whose single use_stmt has a overlapping set of loaded and
15514 stored symbols as that use_stmt might be a noop assignment then.
15516 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
15518 * gthr-rtems.h: Implement __gthread_mutex_destroy.
15520 2008-03-05 Richard Guenther <rguenther@suse.de>
15523 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
15524 should be constants.
15525 * tree-cfg.c (verify_expr): Verify it.
15526 * fold-const.c (fold_truthop): Remove code generating
15527 BIT_FIELD_REFs of structure bases.
15528 (fold_binary): Likewise.
15529 (fold_ternary): Position and size of BIT_FIELD_REFs are
15530 always host integers.
15531 (make_bit_field_ref): Remove.
15532 (optimize_bit_field_compare): Remove.
15533 (all_ones_mask_p): Remove.
15535 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
15538 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
15539 (split_block_and_df_analyze): New. Split basic block and rebuild
15541 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
15543 (split_pattern_seq): Likewise.
15544 (erase_matching_seqs): Likewise.
15545 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
15547 2008-03-04 Geoff Keating <geoffk@apple.com>
15549 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
15550 declaration and code.
15551 (tree_invalid_nonnegative_warnv_p): Likewise.
15553 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
15555 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
15556 examples. Truncate option-names then causing overfull hbox.
15558 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15561 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
15563 * configure: Rebuilt.
15565 2008-03-04 Rafael Espindola <espindola@google.com>
15567 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
15568 (tree_unary_nonnegative_warnv_p): New.
15569 (tree_binary_nonnegative_warnv_p): New.
15570 (tree_single_nonnegative_warnv_p): New.
15571 (tree_invalid_nonnegative_warnv_p): New.
15572 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
15574 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15577 * opts.c (handle_option): Postpone 'unknown option' errors only for
15580 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
15583 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
15586 2008-03-04 Rafael Espindola <espindola@google.com>
15588 * fold-const.c (tree_unary_nonzero_warnv_p): New.
15589 (tree_binary_nonzero_warnv_p): New.
15590 (tree_single_nonzero_warnv_p): New.
15591 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
15593 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
15595 PR middle-end/35456
15596 * fold-const.c (fold_cond_expr_with_comparison): Prevent
15597 transformations for modes that have signed zeros.
15598 * ifcvt.c (noce_try_abs): Ditto.
15600 2008-03-04 Joseph Myers <joseph@codesourcery.com>
15602 * config/i386/i386.c (override_options): Force
15603 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
15605 2008-03-04 Jan Hubicka <jh@suse.cz>
15608 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
15611 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
15613 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
15614 label to probe the stack.
15616 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
15618 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
15619 (__gthr_win32_mutex_destroy): Declare.
15620 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
15621 __gthr_win32_mutex_destroy.
15622 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
15624 2008-03-03 Jan Hubicka <jh@suse.cz>
15627 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
15628 aggressive on inlining cold calls.
15630 2008-03-03 Richard Guenther <rguenther@suse.de>
15632 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
15633 struct copies into the expression table.
15634 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
15635 (try_to_simplify): Likewise.
15636 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
15637 integral and pointer arguments which do not change the
15638 precision to NOP_EXPRs.
15639 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
15640 VIEW_CONVERT_EXPR case.
15642 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
15644 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
15645 defined in a loop at depth 0 is invariant.
15646 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
15647 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
15648 be called at loop depth 0.
15650 2008-03-02 Jakub Jelinek <jakub@redhat.com>
15653 * gcc.c (process_command): Update copyright notice dates.
15654 * gcov.c (print_version): Likewise.
15655 * gcov-dump.c (print_version): Likewise.
15656 * mips-tfile.c (main): Likewise.
15657 * mips-tdump.c (main): Likewise.
15659 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15662 * c-common.c (flag_permissive): Delete.
15663 (constant_expression_warnings): Check flags first.
15664 (constant_expression_error): New.
15665 * c-common.h (flag_permissive): Delete.
15666 (constant_expression_error): Declare.
15667 * flags.h (flag_permissive): Declare. Update description.
15668 * diagnostic.c (pedwarn): Update.
15670 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
15671 (permissive_error_kind): New.
15672 * toplev.c (flag_permissive): Define. Update description.
15673 * toplev.h (permissive_error_kind): Declare.
15674 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
15675 (pedwarn_c90): Use pedantic_warning_kind.
15676 * c-opts.c (c_common_post_options): flag_permissive does not affect
15677 flag_pedantic_errors.
15679 2008-03-02 Joseph Myers <joseph@codesourcery.com>
15681 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
15682 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
15683 __absvsi2, __absvDI2): Use unsigned arithmetic.
15685 2008-03-02 Andi Kleen <ak@suse.de>
15686 Richard Guenther <rguenther@suse.de>
15688 * struct-equiv.c: Remove file.
15689 * cfg_cleanup.c (condjump_equiv_p): Remove.
15690 * Makefile.in (OBJS-common): Remove struct-equiv.o.
15691 (struct-equiv.o): Remove rule.
15692 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
15693 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
15694 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
15696 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15698 * ifcvt.c (noce_process_if_block): Try to handle only the then
15699 block if the else block exists but isn't suitable.
15701 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
15704 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
15705 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
15706 regression from previous patch.
15708 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
15711 * gthr.h: Add __gthread_mutex_destroy as a function that must be
15713 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
15714 * gthr-single.h (__gthread_mutex_destroy): Likewise.
15715 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
15716 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
15717 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
15718 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
15719 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
15720 (__gthread_mutex_destroy_function): Rename to
15721 __gthread_mutex_destroy.
15722 * gthr-dce.h (__gthread_mutex_destroy): Call
15723 pthread_mutex_destroy.
15724 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
15725 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
15726 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
15728 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15730 * df-scan.c (df_ref_chain_change_bb): Simplify.
15731 (df_insn_change_bb): Add new_bb argument. Simplify. Call
15732 set_block_for_insn if there's any change.
15733 * df.h ((df_insn_change_bb): Fix prototype.
15734 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
15735 df_insn_change_bb, don't call set_block_for_insn.
15736 * emit-rtl.c (reorder_insns): Likewise.
15737 * haifa-sched.c (move_insn): Likewise.
15739 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15741 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
15743 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15745 * tree-flow-inline.h (next_readonly_imm_use): Return
15746 NULL_USE_OPERAND_P after the end.
15748 2008-03-01 Richard Guenther <rguenther@suse.de>
15750 PR tree-optimization/35411
15751 * tree-sra.c (sra_build_assignment): Split conversion to
15752 final type to a separate statement if we are not assigning
15755 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15757 * fold-const.c (fold_convertible_p): Correct the logic to follow
15758 that in fold_convert().
15760 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
15763 * tree-inline.c (build_duplicate_type): When we make a
15764 duplicate type, make it unique in the canonical types system.
15766 2008-02-29 Tom Tromey <tromey@redhat.com>
15768 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
15769 input_file_stack_history, input_file_stack_restored): Remove.
15770 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15771 * input.h (struct file_stack): Remove.
15772 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15773 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
15775 * diagnostic.h (struct diagnostic_context) <last_module>: Change
15777 (diagnostic_last_module_changed): Add 'map' argument.
15778 (diagnostic_set_last_function): Likewise.
15779 * diagnostic.c (undiagnostic_report_current_module): Iterate using
15780 line map, not input_file_stack.
15781 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
15783 2008-02-29 Paul Brook <paul@codesourcery.com>
15785 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
15787 2008-02-29 Paul Brook <paul@codesourcery.com>
15789 * config/arm/ieee754-df.S (muldf3): Use RET macros.
15791 2008-02-29 Richard Guenther <rguenther@suse.de>
15793 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
15795 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
15796 value for comparing for a store match.
15797 (simplify_unary_expression): Do nothing for SSA_NAMEs.
15798 (try_to_simplify): Do not do a full-blown reference lookup.
15800 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15802 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
15803 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
15805 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
15807 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
15809 * tree-loop-linear.c (try_interchange_loops): Compare memory access
15810 strides against cache sizes.
15812 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15814 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
15817 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
15819 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
15820 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
15821 is smaller than the original promoted value.
15822 (simplify_subreg): If OP is a SUBREG, try to preserve its
15823 SUBREG_PROMOTED_VAR_P information.
15825 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
15827 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
15828 (VN_INFO_GET): Allocate new objects on the obstack.
15829 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
15830 for rpo_numbers_temp, for consistency.
15831 (free_scc_vn): Free the obstack.
15833 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
15835 * doc/invoke.texi: Document -ftree-loop-distribution.
15836 * tree-loop-distribution.c: New.
15837 * tree-pass.h (pass_loop_distribution): New.
15838 * graphds.h (struct graph): Add htab_t indices.
15839 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
15840 * tree-vectorizer.c (rename_variables_in_loop): Extern.
15841 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
15842 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
15843 * tree-data-ref.c (debug_data_dependence_relations): New.
15844 (dump_data_dependence_relation): Also print data references.
15845 (free_data_ref): Extern.
15846 (same_access_functions): Moved...
15847 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
15848 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
15849 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
15850 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
15851 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
15852 (stmts_from_loop): Skip LABEL_EXPR.
15853 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
15855 (build_rdg): Initialize rdg->indices htab.
15856 (free_rdg, stores_from_loop, ref_base_address,
15857 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
15858 have_similar_memory_accesses_1, ref_base_address_1,
15859 remove_similar_memory_refs): New.
15860 * tree-data-ref.h: Depend on tree-chrec.h.
15861 (debug_data_dependence_relations, free_data_ref): Declared.
15862 (same_access_functions): ... here.
15863 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
15865 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
15866 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
15867 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
15868 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
15869 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
15870 rdg_vertex_for_stmt): Declared.
15871 (struct rdg_edge): Add level.
15873 (free_rdg, stores_from_loop, remove_similar_memory_refs,
15874 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
15876 (rdg_has_similar_memory_accesses): New.
15877 * tree-vect-analyze.c: Remove unused static decls.
15878 * lambda.h (dependence_level): New.
15879 * common.opt (ftree-loop-distribution): New.
15880 * tree-flow.h (mark_virtual_ops_in_bb,
15881 slpeel_tree_duplicate_loop_to_edge_cfg,
15882 rename_variables_in_loop): Declared.
15883 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
15884 (OBJS-common): Add tree-loop-distribution.o.
15885 (tree-loop-distribution.o): New rule.
15886 * tree-cfg.c (mark_virtual_ops_in_bb): New.
15887 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
15888 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
15890 2008-02-28 Joseph Myers <joseph@codesourcery.com>
15893 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
15894 other than structures and unions.
15896 2008-02-28 Richard Guenther <rguenther@suse.de>
15899 2008-02-26 Richard Guenther <rguenther@suse.de>
15901 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
15902 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
15903 (lookup_decl_from_uid): Declare.
15904 (remove_decl_from_map): Likewise.
15905 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
15906 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
15907 (decl_for_uid_map): New global hashtable mapping DECL_UID
15909 (init_ttree): Allocate it.
15910 (insert_decl_to_uid_decl_map): New helper function.
15911 (make_node_stat): Insert new decls into the map.
15912 (copy_node_stat): Likewise.
15913 (lookup_decl_from_uid): New function.
15914 (remove_decl_from_map): Likewise.
15915 (print_decl_for_uid_map_statistics): New helper.
15916 (dump_tree_statistics): Call it.
15918 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
15919 (referenced_var_iterator): Adjust.
15920 (FOR_EACH_REFERENCED_VAR): Adjust.
15921 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
15922 (num_referenced_vars): Adjust.
15923 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
15924 (first_referenced_var): Remove.
15925 (end_referenced_vars_p): Likewise.
15926 (next_referenced_var): Likewise.
15927 (referenced_var_iterator_set): New helper function.
15928 * tree-dfa.c (referenced_var_lookup): Adjust.
15929 (referenced_var_check_and_insert): Likewise.
15930 (remove_referenced_var): Likewise.
15931 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
15932 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15933 (verify_call_clobbering): Likewise.
15934 (verify_memory_partitions): Likewise.
15935 (init_tree_ssa): Allocate bitmap instead of hashtable for
15937 (delete_tree_ssa): Adjust.
15938 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
15939 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
15940 (compute_tag_properties): Likewise.
15941 (set_initial_properties): Likewise.
15942 (find_partition_for): Likewise.
15943 (update_reference_counts): Likewise.
15944 (dump_may_aliases_for): Likewise.
15945 * tree-ssa-operands.c (add_virtual_operand): Likewise.
15946 (add_call_clobber_ops): Likewise.
15947 (add_call_read_ops): Likewise.
15948 (get_asm_expr_operands): Likewise.
15949 * tree-into-ssa.c (dump_decl_set): Likewise.
15950 (update_ssa): Likewise.
15951 * tree-sra.c (scan_function): Likewise.
15952 (decide_instantiations): Likewise.
15953 (scalarize_parms): Likewise.
15954 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
15955 (dsa_named_for): Likewise.
15956 * tree-ssa-structalias.c (update_alias_info): Likewise.
15957 (merge_smts_into): Likewise.
15959 2008-02-27 David Daney <ddaney@avtrex.com>
15962 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
15963 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
15964 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
15965 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
15966 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
15968 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
15971 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
15972 (BUILT_IN_NEXTTOWARD): Remove.
15973 (BUILT_IN_NEXTTOWARDF): Ditto.
15974 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
15975 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
15977 2008-02-27 Tom Tromey <tromey@redhat.com>
15979 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
15980 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
15982 2008-02-27 Jan Beulich <jbeulich@novell.com>
15984 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
15985 update the respective field on newdecl.
15987 2008-02-27 Revital Eres <eres@il.ibm.com>
15989 PR rtl-optimization/34999
15990 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
15991 crossing edges that ends with a call insn.
15992 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
15993 call insn and clear the EDGE_CROSSING flag of the crossing edge
15994 when fixing fallthru edges.
15996 2008-02-27 Richard Guenther <rguenther@suse.de>
15998 PR middle-end/35390
15999 * fold-const.c (fold_unary): Return the correct argument,
16000 converted to the result type.
16002 2008-02-27 Richard Guenther <rguenther@suse.de>
16004 PR middle-end/34971
16005 * expr.c (expand_expr_real_1): Assert on rotates that operate
16007 * fold-const.c (fold_binary): Use the types precision, not the
16008 bitsize of the mode if folding rotate expressions. Build rotates
16009 only for full modes.
16011 2008-02-27 Jakub Jelinek <jakub@redhat.com>
16013 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
16014 and CPP_PRAGMA_EOL.
16015 * c-pragma.c (pragma_ns_name): New typedef.
16016 (registered_pp_pragmas): New variable.
16017 (c_pp_lookup_pragma): New function.
16018 (c_register_pragma_1): If flag_preprocess_only, do nothing
16019 for non-expanded pragmas, for expanded ones push pragma's
16020 namespace and name into registered_pp_pragmas vector.
16021 (c_invoke_pragma_handler): Register OpenMP pragmas even when
16022 flag_preprocess_only, don't register GCC pch_preprocess
16023 pragma if flag_preprocess_only.
16024 * c-opts.c (c_common_init): Call init_pragma even if
16025 flag_preprocess_only.
16026 * c-pragma.c (c_pp_lookup_pragma): New prototype.
16027 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
16028 cpp_register_pragma if flag_preprocess_only.
16030 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16033 * c-parser.c (c_parser_translation_unit): Warn for empty
16034 translation unit, not empty source file.
16036 2008-02-26 Paul Brook <paul@codesourcery.com>
16038 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
16039 operand for Thumb-2.
16040 * config/arm/arm.h (reg_class): Add CORE_REGS.
16041 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
16042 (BASE_REG_CLASS): Use CORE_REGS.
16043 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
16044 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
16045 (REGNO_OK_FOR_INDEX_P): Exclude SP.
16046 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
16047 ARM_REGNO_OK_FOR_INDEX_P.
16048 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
16049 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
16050 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
16051 (ldm/stm peepholes): Ditto.
16052 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
16053 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
16054 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
16055 * config/arm/constraints.md: Enable "k" constraint on ARM.
16057 2008-02-27 Ben Elliston <bje@au.ibm.com>
16059 * config/rs6000/rs6000.c: Annotate cache line size field in all
16060 instances of struct processor_costs.
16062 2008-02-26 David Edelsohn <edelsohn@gnu.org>
16064 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
16065 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
16066 jump_bypass): New counters.
16067 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
16068 * dce.c (gate_ud_dce): Same.
16069 (gate_fast_dce): Same.
16070 * dse.c (gate_dse1): New function.
16071 (gate_dse2): New function.
16072 (gate_dse): Merge results of new gate functions.
16073 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
16074 (gate_handle_jump_bypass): Add dbg_cnt.
16075 (gate_handle_gcse): Add dbg_cnt.
16076 * ifcvt.c (gate_handle_if_conversion): Same.
16077 (gate_handle_if_after_combine): Same.
16078 (gate_handle_if_after_reload): Same.
16079 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
16081 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
16083 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
16085 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
16087 2008-02-26 Jason Merrill <jason@redhat.com>
16090 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
16091 alone if it's the naming decl for the type's main variant.
16093 2008-02-26 Tom Tromey <tromey@redhat.com>
16095 * system.h (USE_MAPPED_LOCATION): Poison.
16096 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
16097 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
16098 (make_goto_expr_edges): Likewise.
16099 (remove_bb): Likewise.
16100 (execute_warn_function_return): Likewise.
16101 * basic-block.h (struct edge_def) <goto_locus>: Change type to
16103 * c-common.c (fname_decl): Remove old location code.
16104 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
16106 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
16108 (ASM_INPUT_SOURCE_LOCATION): Likewise.
16109 (gen_rtx_ASM_INPUT): Likewise.
16110 (gen_rtx_ASM_INPUT_loc): Likewise.
16111 (get_rtx_asm_OPERANDS): Remove.
16112 * cfglayout.c (insn_locators_alloc): Remove old location code.
16113 (set_curr_insn_source_location): Likewise.
16114 (curr_insn_locator): Likewise.
16115 * print-tree.c (print_node): Remove old location code.
16116 * tree-mudflap.c (mf_varname_tree): Remove old location code.
16117 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
16118 * cfgexpand.c (expand_gimple_cond_expr): Don't use
16119 location_from_locus.
16120 (construct_exit_block): Remove old location code.
16121 * emit-rtl.c (force_next_line_note): Remove old location code.
16122 * profile.c (branch_prob): Remove old location code.
16123 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
16124 LOC_LINE): Remove old-location variants.
16125 * langhooks.c (lhd_print_error_function): Remove old location
16127 * configure, config.in: Rebuilt.
16128 * configure.ac (--enable-mapped-location): Remove.
16129 * c-decl.c (c_init_decl_processing): Remove old location code.
16130 (finish_function): Likewise.
16131 * recog.c (decode_asm_operands): Remove old location code.
16132 * c-pch.c (c_common_read_pch): Remove old location code.
16133 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
16135 * gimple-low.c (lower_function_body): Remove old location code.
16136 * toplev.c (unknown_location): Remove.
16137 (push_srcloc): Remove old-location variant.
16138 (process_options): Remove old location code.
16139 (lang_dependent_init): Likewise.
16140 * input.h (UNKNOWN_LOCATION): Move definition.
16141 (location_t): Undeprecate.
16142 (source_locus): Remove.
16143 (location_from_locus): Remove.
16144 (struct location_s): Remove.
16145 Remove all old-location code.
16146 (input_line, input_filename): Remove.
16147 * final.c (final_scan_insn): Remove old location code.
16148 * diagnostic.c (diagnostic_build_prefix): Remove
16149 USE_MAPPED_LOCATION test.
16150 * tree.h (gimple_stmt) <locus>: Now a location_t.
16151 (tree_exp) <locus>: Likewise.
16152 (DECL_IS_BUILTIN): Remove old-location variant.
16153 (annotate_with_file_line, annotate_with_locus): Likewise.
16154 (expr_locus, set_expr_locus): Update.
16155 * tree.c (build1_stat): Remove old location code.
16156 (last_annotated_node): Remove.
16157 (annotate_with_file_line): Remove old-location variant.
16158 (annotate_with_locus): Likewise.
16159 (expr_location): Remove old location code.
16160 (set_expr_location): Likewise.
16161 (expr_has_location): Likewise.
16162 (expr_locus): Likewise.
16163 (set_expr_locus): Likewise.
16164 (expr_filename): Don't use location_from_locus.
16165 (expr_lineno): Likewise.
16166 * rtl-error.c (location_for_asm): Remove old location code.
16167 * c-lex.c (cb_line_change): Remove old location code.
16168 (fe_file_change): Likewise.
16169 (cb_def_pragma): Likewise.
16170 (c_lex_with_flags): Likewise.
16171 * gengtype.c (do_typedef): Don't special-case location types.
16172 (define_location_structures): Remove.
16173 (main): Don't call define_location_structures.
16174 * tree-pretty-print.c (dump_implicit_edges): Remove old location
16177 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16180 * builtins.def (BUILT_IN_STDARG_START): Remove.
16181 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
16182 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
16183 * tree-inline.c (inline_forbidden_p_1): Likewise.
16185 2008-02-26 Richard Guenther <rguenther@suse.de>
16187 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16188 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16189 (lookup_decl_from_uid): Declare.
16190 (remove_decl_from_map): Likewise.
16191 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16192 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16193 (decl_for_uid_map): New global hashtable mapping DECL_UID
16195 (init_ttree): Allocate it.
16196 (insert_decl_to_uid_decl_map): New helper function.
16197 (make_node_stat): Insert new decls into the map.
16198 (copy_node_stat): Likewise.
16199 (lookup_decl_from_uid): New function.
16200 (remove_decl_from_map): Likewise.
16201 (print_decl_for_uid_map_statistics): New helper.
16202 (dump_tree_statistics): Call it.
16204 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16205 (referenced_var_iterator): Adjust.
16206 (FOR_EACH_REFERENCED_VAR): Adjust.
16207 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16208 (num_referenced_vars): Adjust.
16209 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16210 (first_referenced_var): Remove.
16211 (end_referenced_vars_p): Likewise.
16212 (next_referenced_var): Likewise.
16213 (referenced_var_iterator_set): New helper function.
16214 * tree-dfa.c (referenced_var_lookup): Adjust.
16215 (referenced_var_check_and_insert): Likewise.
16216 (remove_referenced_var): Likewise.
16217 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16218 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16219 (verify_call_clobbering): Likewise.
16220 (verify_memory_partitions): Likewise.
16221 (init_tree_ssa): Allocate bitmap instead of hashtable for
16223 (delete_tree_ssa): Adjust.
16224 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16225 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16226 (compute_tag_properties): Likewise.
16227 (set_initial_properties): Likewise.
16228 (find_partition_for): Likewise.
16229 (update_reference_counts): Likewise.
16230 (dump_may_aliases_for): Likewise.
16231 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16232 (add_call_clobber_ops): Likewise.
16233 (add_call_read_ops): Likewise.
16234 (get_asm_expr_operands): Likewise.
16235 * tree-into-ssa.c (dump_decl_set): Likewise.
16236 (update_ssa): Likewise.
16237 * tree-sra.c (scan_function): Likewise.
16238 (decide_instantiations): Likewise.
16239 (scalarize_parms): Likewise.
16240 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16241 (dsa_named_for): Likewise.
16242 * tree-ssa-structalias.c (update_alias_info): Likewise.
16243 (merge_smts_into): Likewise.
16245 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16248 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
16249 * c-opts.c (c_common_handle_option): Wall enables
16250 Wvolatile-register-var.
16251 * common.opt: Move Wvolatile-register-var to...
16254 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16256 * common.opt (Wlarger-than=): New.
16257 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
16259 * opts.c (common_handle_option): Handle -Wlarger-than=.
16260 * optc-gen.awk: Likewise.
16261 * opth-gen.awk: Likewise.
16262 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
16263 * tree-optimize.c (tree_rest_of_compilation): Likewise.
16265 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16267 * c-common.c (match_case_to_enum_1): Add appropriate
16268 OPT_W* parameter to warning.
16269 (c_do_switch_warnings): Likewise.
16270 * c-typeck.c (warning_init): Add one more parameter following
16271 'warning' function.
16272 (push_init_level): Update call to warning_init.
16273 (pop_init_level): Likewise.
16274 (add_pending_init): Likewise.
16275 (output_init_element: Likewise.
16277 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16280 * toplev.c (toplev_main): If there are warnings or error, print
16281 errors for ignored options.
16282 * opts.c (ignored_options): New static variable.
16283 (postpone_unknown_option_error): New.
16284 (print_ignored_options): New.
16285 (handle_option): Postpone errors for unknown -Wno-* options.
16286 * opts.h (print_ignored_options): Declare.
16288 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
16290 * config/mips/mips.md (loadgp_blockage, blockage): Change type
16293 2008-02-25 Richard Guenther <rguenther@suse.de>
16296 2008-02-25 Richard Guenther <rguenther@suse.de>
16298 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16299 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16300 (lookup_decl_from_uid): Declare.
16301 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16302 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16303 (decl_for_uid_map): New global hashtable mapping DECL_UID
16305 (init_ttree): Allocate it.
16306 (insert_decl_to_uid_decl_map): New helper function.
16307 (make_node_stat): Insert new decls into the map.
16308 (copy_node_stat): Likewise.
16309 (lookup_decl_from_uid): New function.
16310 (print_decl_for_uid_map_statistics): New helper.
16311 (dump_tree_statistics): Call it.
16313 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16314 (referenced_var_iterator): Adjust.
16315 (FOR_EACH_REFERENCED_VAR): Adjust.
16316 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16317 (num_referenced_vars): Adjust.
16318 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16319 (first_referenced_var): Remove.
16320 (end_referenced_vars_p): Likewise.
16321 (next_referenced_var): Likewise.
16322 (referenced_var_iterator_set): New helper function.
16323 * tree-dfa.c (referenced_var_lookup): Adjust.
16324 (referenced_var_check_and_insert): Likewise.
16325 (remove_referenced_var): Likewise.
16326 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16327 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16328 (verify_call_clobbering): Likewise.
16329 (verify_memory_partitions): Likewise.
16330 (init_tree_ssa): Allocate bitmap instead of hashtable for
16332 (delete_tree_ssa): Adjust.
16333 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16334 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16335 (compute_tag_properties): Likewise.
16336 (set_initial_properties): Likewise.
16337 (find_partition_for): Likewise.
16338 (update_reference_counts): Likewise.
16339 (dump_may_aliases_for): Likewise.
16340 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16341 (add_call_clobber_ops): Likewise.
16342 (add_call_read_ops): Likewise.
16343 (get_asm_expr_operands): Likewise.
16344 * tree-into-ssa.c (dump_decl_set): Likewise.
16345 (update_ssa): Likewise.
16346 * tree-sra.c (scan_function): Likewise.
16347 (decide_instantiations): Likewise.
16348 (scalarize_parms): Likewise.
16349 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16350 (dsa_named_for): Likewise.
16351 * tree-ssa-structalias.c (update_alias_info): Likewise.
16352 (merge_smts_into): Likewise.
16354 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
16357 * doc/invoke.texi (-fcx-limited-range): Document new option.
16358 * toplev.c (process_options): Handle -fcx-fortran-rules.
16359 * common.opt: Add documentation for -fcx-fortran-rules.
16361 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
16364 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
16365 actual behaviour and C99.
16367 2008-02-26 Ben Elliston <bje@au.ibm.com>
16369 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
16370 (ASM_CPU_POWER6_SPEC): Likewise.
16371 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
16372 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
16373 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
16375 2008-02-25 Richard Guenther <rguenther@suse.de>
16377 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16378 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16379 (lookup_decl_from_uid): Declare.
16380 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16381 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16382 (decl_for_uid_map): New global hashtable mapping DECL_UID
16384 (init_ttree): Allocate it.
16385 (insert_decl_to_uid_decl_map): New helper function.
16386 (make_node_stat): Insert new decls into the map.
16387 (copy_node_stat): Likewise.
16388 (lookup_decl_from_uid): New function.
16389 (print_decl_for_uid_map_statistics): New helper.
16390 (dump_tree_statistics): Call it.
16392 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16393 (referenced_var_iterator): Adjust.
16394 (FOR_EACH_REFERENCED_VAR): Adjust.
16395 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16396 (num_referenced_vars): Adjust.
16397 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16398 (first_referenced_var): Remove.
16399 (end_referenced_vars_p): Likewise.
16400 (next_referenced_var): Likewise.
16401 (referenced_var_iterator_set): New helper function.
16402 * tree-dfa.c (referenced_var_lookup): Adjust.
16403 (referenced_var_check_and_insert): Likewise.
16404 (remove_referenced_var): Likewise.
16405 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16406 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16407 (verify_call_clobbering): Likewise.
16408 (verify_memory_partitions): Likewise.
16409 (init_tree_ssa): Allocate bitmap instead of hashtable for
16411 (delete_tree_ssa): Adjust.
16412 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16413 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16414 (compute_tag_properties): Likewise.
16415 (set_initial_properties): Likewise.
16416 (find_partition_for): Likewise.
16417 (update_reference_counts): Likewise.
16418 (dump_may_aliases_for): Likewise.
16419 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16420 (add_call_clobber_ops): Likewise.
16421 (add_call_read_ops): Likewise.
16422 (get_asm_expr_operands): Likewise.
16423 * tree-into-ssa.c (dump_decl_set): Likewise.
16424 (update_ssa): Likewise.
16425 * tree-sra.c (scan_function): Likewise.
16426 (decide_instantiations): Likewise.
16427 (scalarize_parms): Likewise.
16428 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16429 (dsa_named_for): Likewise.
16430 * tree-ssa-structalias.c (update_alias_info): Likewise.
16431 (merge_smts_into): Likewise.
16433 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
16436 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
16437 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
16438 * alias.h (nonoverlapping_memrefs_p): Likewise.
16440 2008-02-25 Jan Beulich <jbeulich@novell.com>
16442 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
16443 * config/i386/netware-libgcc.exp: Add __bswap?i2,
16444 __emultls_get_address, __emultls_register_common,
16445 __floatundi?f, and _Unwind_GetIPInfo.
16446 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
16447 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
16448 (gen_regparm_prefix): Likewise.
16449 (i386_nlm_encode_section_info): Sync with
16450 config/i386/winnt.c:i386_pe_encode_section_info().
16451 (i386_nlm_maybe_mangle_decl_assembler_name): New.
16452 i386_nlm_mangle_decl_assembler_name): New.
16453 (netware_override_options): New.
16454 * config/i386/netware.h (netware_override_options): Declare.
16455 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
16456 (i386_nlm_mangle_decl_assembler_name): Declare.
16457 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
16459 2008-02-25 Ben Elliston <bje@au.ibm.com>
16462 * c-decl.c (grokdeclarator): Remove unused local variables
16463 `typedef_type' and `type_as_written'.
16465 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
16466 unused local variable `has_hot_blocks'.
16467 (fix_crossing_conditional_branches): Remove unused local variable
16470 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
16472 PR middle-end/19984
16473 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
16474 using DEF_C99_BUILTIN.
16475 (BUILT_IN_NANF): Ditto.
16476 (BUILT_IN_NANL): Ditto.
16478 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
16479 Revital Eres <eres@il.ibm.com>
16481 * modulo-sched.c (calculate_must_precede_follow): Address TODO
16482 regarding the order of two dependent insns in the same row.
16484 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
16486 * stor-layout.c (layout_decl): Do not bump the alignment of a
16487 bit-field to more than byte alignment if it is packed.
16489 2008-02-24 David Edelsohn <edelsohn@gnu.org>
16491 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
16494 2008-02-24 Diego Novillo <dnovillo@google.com>
16496 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
16499 * tree-vrp.c (vrp_evaluate_conditional): With
16500 -Wtype-limits, emit a warning when comparing against a
16501 constant outside the natural range of OP0's type.
16502 * c.opt (Wtype-limits): Move ...
16503 * common.opt (Wtype-limits): ... here.
16505 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
16507 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
16508 * config/rs6000/e300c2c3.md: New file.
16509 * config/rs6000/rs6000.c (processor_costs): Add new costs for
16511 (rs6000_override_options): Add e300c2 and e300c3 cases to
16512 processor_target_table. Do not allow usage of Altivec or Spe
16513 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
16514 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
16515 * config/rs6000/rs6000.h (processor_type): Add
16516 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
16517 (ASM_CPU_SPEC): Add e300c2 and e300c3.
16518 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
16519 and ppce300c3. Include e300c2c3.md.
16521 2008-02-23 David Edelsohn <edelsohn@gnu.org>
16523 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
16524 instead of TARGET_STRICT_ALIGN.
16526 2008-02-23 Joseph Myers <joseph@codesourcery.com>
16528 * explow.c (memory_address): Assert that the generated address is
16531 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16534 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
16535 * config/darwin-ppc-ldouble-patch.def: New file.
16536 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
16537 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
16538 SUBTARGET_INIT_BUILTINS if defined.
16539 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
16542 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
16545 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
16546 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
16548 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
16551 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
16552 file" warning condtional on -Winvalid-PCH.
16554 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
16556 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
16558 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
16562 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
16563 prevent reload from using MMX registers.
16564 (*mov<mode>_internal): Ditto.
16565 (*movv2sf_internal_rex64): Ditto.
16566 (*movv2sf_internal): Ditto.
16568 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16570 PR documentation/31569
16571 * doc/install.texi2html: Use makeinfo --no-number-sections.
16573 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16575 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
16576 ensure that we can address an entire entity > 8 bytes. Don't
16577 generate reg+reg addressing for such data.
16579 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16581 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
16582 strings when optimizing for size, unless the target cares about
16585 2008-02-22 Tom Tromey <tromey@redhat.com>
16587 * regclass.c (current_pass): Remove declaration.
16589 2008-02-22 Anatoly Sokolov <aesok@post.ru>
16591 * config/avr/libgcc.S (__RAMPZ__): Define.
16592 (__do_copy_data): Add for devices with 128KB code memory.
16594 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16596 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16598 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
16600 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
16602 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
16605 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16608 * c-typeck.c (build_binary_op): Warn about floating point
16609 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
16611 2008-02-21 Janis Johnson <janis187@us.ibm.com>
16614 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
16615 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
16617 (rs6000_override_options): Set altivec_abi as default, not override,
16618 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
16619 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
16620 is used; use new member spe_abi.
16621 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
16622 spe_abi and altivec_abi.
16624 2008-02-22 Tomas Bily <tbily@suse.cz>
16626 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
16628 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16631 * config.build (build_file_translate): Set to `CMD //c' only if
16633 * Makefile.in (build_file_translate): Improve comment.
16635 2008-02-21 Jan Hubicka <jh@suse.cz>
16637 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
16638 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
16639 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
16641 2008-02-21 Michael Matz <matz@suse.de>
16644 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
16646 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
16648 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
16649 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
16650 as insn constraint.
16651 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
16652 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
16653 SSE_VEC_FLOAT_MODE_P as insn constraint.
16654 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
16655 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
16656 sse4a_movntdf using MODEF mode iterator.
16657 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
16658 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
16659 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
16660 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
16661 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
16662 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
16663 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
16665 2008-02-21 Richard Guenther <rguenther@suse.de>
16667 * tree.def (PAREN_EXPR): New tree code.
16668 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
16670 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
16671 * expr.c (expand_expr_real_1): Likewise.
16672 * tree-inline.c (estimate_num_insns_1): Likewise.
16673 * tree-complex.c (expand_complex_move): Likewise.
16674 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
16677 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
16680 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
16682 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
16685 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
16687 * config/sh/sh.c (find_barrier): Don't go past
16688 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
16690 2008-02-20 DJ Delorie <dj@redhat.com>
16692 * config/h8300/h8300.md (insv): Force source operand to be a register.
16694 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
16695 as a jump, not as a plain insn.
16697 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
16699 * doc/invoke.texi (Warning Options): Add new option
16700 -Wframe-larger-than=.
16701 (-Wframe-larger-than): Document.
16703 * flags.h (warn_frame_larger_than, frame_larger_than_size):
16704 Add declarations for new option variables.
16706 * final.c (final_start_function): Check the frame size
16707 before emission and issue a Wframe-larger-than warning.
16709 * opts.c (warn_frame_larger_than, frame_larger_than_size):
16710 Add definitions for new option variables.
16711 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
16713 * common.opt (Wframe-larger-than=): New option.
16715 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
16717 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
16718 (<sse>_div<mode>3): Ditto.
16719 (<sse>_vmdiv<mode>3): Ditto.
16720 (<sse>_vmsqrt<mode>2): Ditto.
16721 (*smax<mode>3): Ditto.
16722 (sse5_frcz<mode>2): Ditto.
16723 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
16724 as insn constraint.
16726 2008-02-20 Richard Guenther <rguenther@suse.de>
16728 PR middle-end/35265
16729 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
16730 be happy with INTEGRAL_TYPE_P.
16732 2008-02-20 Richard Guenther <rguenther@suse.de>
16734 * fold-const.c (split_tree): Associate floatig-point expressions
16735 if flag_associative_math is set.
16737 2008-02-20 Richard Guenther <rguenther@suse.de>
16739 * tree.h (fold_real_zero_addition_p): Declare.
16740 * fold-const.c (fold_real_zero_addition_p): Export.
16741 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
16742 floating-point operations with zero and one.
16744 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
16746 * doc/install.texi: Correct references to CFLAGS, replacing them
16747 with BOOT_CFLAGS. Document flags used during bootstrap for
16750 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
16752 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
16753 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
16754 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
16756 (smin<mode>3): Ditto from similar patterns.
16757 (smax<mode>3): Ditto.
16758 (*ieee_smin<mode>3): Ditto.
16759 (*ieee_smax<mode>3): Ditto.
16760 * config/i386/sse.md (sse): New mode attribute.
16761 (mov<mode>): Macroize expander from movv4sf and movv2df using
16762 SSEMODEF2P mode iterator.
16763 (<sse>_movnt<mode>): Ditto from similar patterns. Use
16764 SSE_VEC_FLOAT_MODE_P as insn constraint.
16765 (storent<mode>): Ditto.
16766 (storent<mode>): Macroize expander from storentsf and storentdf using
16767 MODEF mode iterator.
16768 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
16769 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
16770 (abs<mode>2): Ditto from similar patterns.
16771 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
16772 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
16773 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
16774 (<sse>_vmsqrt<mode>2): Ditto.
16775 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
16776 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
16777 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
16778 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
16779 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
16780 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
16781 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
16783 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
16784 iterator and SSE_FLOAT_MODE_P as insn constraint.
16785 (<sse>_ucomi): Ditto from similar patterns.
16786 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
16787 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
16788 SSE_VEC_FLOAT_MODE_P as insn constraint.
16789 (vcond<mode>): Ditto from similar patterns.
16790 (and<mode>3, *and<mode>3): Ditto.
16791 (<sse>_nand<mode>3): Ditto.
16792 (ior<mode>3, *ior<mode>3): Ditto.
16793 (xor<mode>3, *xor<mode>3): Ditto.
16794 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
16795 iterator and SSE_FLOAT_MODE_P as insn constraint.
16796 (*nand<mode>3): Ditto from similar patterns.
16797 (*ior<mode>3): Ditto.
16798 (*xor<mode>3): Ditto.
16800 2008-02-20 Ira Rosen <irar@il.ibm.com>
16802 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
16803 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
16804 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
16806 2008-02-19 Jan Hubicka <jh@suse.cz>
16808 * predict.c (tree_bb_level_predictions): Remove variable next
16809 mistakely introduced by previous commit.
16811 2008-02-19 Jan Hubicka <jh@suse.cz>
16813 * predict.c (predict_paths_leading_to): Rewrite.
16814 (predict_paths_for_bb): New.
16815 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
16817 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16820 * Makefile.in (build_file_translate): New.
16821 (gcc-vers.texi): Use it for translating $(abs_srcdir).
16822 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
16823 * configure.ac (build_file_translate): Substitute it.
16824 * configure: Regenerate.
16826 2008-02-19 Jan Hubicka <jh@suse.cz>
16828 PR rtl-optimization/34408
16829 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
16832 2008-02-19 Jan Hubicka <jh@suse.cz>
16834 PR middle-end/28779
16835 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
16838 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
16841 * config/i386/i386-modes.def: Revert the last DI alignment
16842 change until Ada people can look into it.
16844 2008-02-19 Nick Clifton <nickc@redhat.com>
16846 * opts.c (print_specific_help): Fix typo in --help text.
16848 2008-02-19 Jakub Jelinek <jakub@redhat.com>
16851 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
16852 32-bit inline asm without asm alternatives for host GCC < 3.0.
16854 2008-02-19 Richard Guenther <rguenther@suse.de>
16856 PR tree-optimization/34989
16857 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
16858 Allow propagation to INDIRECT_REF if we can simplify only.
16860 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16862 * c-common.c (warn_for_collisions_1): Use appropriate option when
16865 2008-02-19 Nick Clifton <nickc@redhat.com>
16868 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
16869 (handle_options): Fix indentation.
16870 (print_filtered_help): If no language-specific options were
16871 displayed tell the user how to list all the options supported by
16872 the language's front-end.
16873 (print_specific_help): Fix indentation and remove duplicate line.
16874 (common_handle_option): Handle the -v option.
16875 For --help enable the display of undocumented options if the -v
16876 switch has been included on the command line.
16877 For --help= check for overlaps in the arguments between the option
16878 classes and the language names and issue a warning when they
16879 cannot be disambiguated.
16880 * c.opt (v): Pass on to the common option handler.
16882 2008-02-19 Revital Eres <eres@il.ibm.com>
16884 * modulo-sched.c (sms_schedule): Change dump message when
16885 create_ddg function fails.
16886 (try_scheduling_node_in_cycle): Rename row to cycle.
16887 (print_partial_schedule): Rename CYCLE to ROW.
16889 2008-02-19 Christian Bruel <christian.bruel@st.com>
16890 Zdenek Dvorak <ook@ucw.cz>
16892 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
16894 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
16897 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
16898 (*x86_movdicc_0_m1_se): Ditto.
16900 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
16902 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
16903 (CMPtype): Define as __gcc_CMPtype.
16904 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
16905 (CMPtype): Define as __gcc_CMPtype.
16907 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
16909 Support valgrind 3.3 for --enable-checking=valgrind.
16910 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
16912 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
16913 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
16914 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
16915 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
16916 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
16917 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
16918 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
16920 * ggc-zone.c: Similar.
16921 * ggc-page.c: Similar.
16923 2008-02-19 Paul Brook <paul@codesourcery.com>
16926 * config/arm/ieee754-df.S: Fix do_it typo.
16927 * config/arm/ieee754-sf.S: Fix do_it typo.
16929 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
16932 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
16933 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
16934 (OPTION_MASK_ISA_SSE_SET): Likewise.
16935 (OPTION_MASK_ISA_SSE2_SET): Likewise.
16936 (OPTION_MASK_ISA_SSE3_SET): Likewise.
16937 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
16938 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
16939 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
16940 (OPTION_MASK_ISA_SSE4_SET): Likewise.
16941 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
16942 (OPTION_MASK_ISA_SSE5_SET): Likewise.
16943 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
16944 (OPTION_MASK_ISA_MMX_UNSET): Updated.
16945 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
16946 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
16947 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
16948 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
16949 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
16950 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
16951 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
16952 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
16953 (OPTION_MASK_ISA_SSE4): Removed.
16954 (ix86_handle_option): Turn on bits in ix86_isa_flags and
16955 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
16956 (override_options): Don't turn on implied SSE/MMX bits in
16959 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
16961 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
16964 2008-02-18 Joey Ye <joey.ye@intel.com>
16966 PR middle-end/34921
16967 * tree-nested.c (insert_field_into_struct): Set type alignment
16968 to field alignment if the former is less than the latter.
16970 2008-02-18 Jakub Jelinek <jakub@redhat.com>
16972 * BASE-VER: Set to 4.4.0.
16974 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16976 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
16977 * doc/cfg.texi: Likewise.
16978 * doc/extend.texi: Likewise.
16979 * doc/gty.texi: Likewise.
16980 * doc/invoke.texi: Likewise.
16981 * doc/loop.texi: Likewise.
16982 * doc/md.texi: Likewise.
16983 * doc/passes.texi: Likewise.
16984 * doc/rtl.texi: Likewise.
16985 * doc/sourcebuild.texi: Likewise.
16986 * doc/tm.texi: Likewise.
16987 * doc/tree-ssa.texi: Likewise.
16989 2008-02-17 Richard Guenther <rguenther@suse.de>
16991 PR middle-end/35227
16992 * tree-complex.c (init_parameter_lattice_values): Handle parameters
16993 without default definition.
16995 2008-02-17 Richard Guenther <rguenther@suse.de>
16997 PR tree-optimization/35231
16998 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
17001 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
17004 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17005 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
17006 libgcc_cmp_return mode.
17008 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17011 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
17013 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
17015 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
17018 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17020 * doc/c-tree.texi: Use `@.' where appropriate.
17021 * doc/extend.texi: Likewise.
17022 * doc/install.texi: Likewise.
17023 * doc/invoke.texi: Likewise.
17024 * doc/loop.texi: Likewise.
17025 * doc/makefile.texi: Likewise.
17026 * doc/md.texi: Likewise.
17027 * doc/passes.texi: Likewise.
17028 * doc/standards.texi: Likewise.
17029 * doc/tm.texi: Likewise.
17031 2008-02-15 Jakub Jelinek <jakub@redhat.com>
17033 PR middle-end/35196
17034 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
17036 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
17037 rather than in entry_bb.
17039 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17041 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
17042 libgcc_cmp_return mode.
17044 2008-02-15 Jakub Jelinek <jakub@redhat.com>
17046 PR middle-end/35130
17047 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
17048 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
17050 2008-02-15 Richard Guenther <rguenther@suse.de>
17051 Zdenek Dvorak <ook@ucw.cz>
17053 PR tree-optimization/35164
17054 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
17055 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
17056 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
17057 Only propagate addresses which do not have abnormal SSA_NAMEs
17060 2008-02-15 Joseph Myers <joseph@codesourcery.com>
17063 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
17065 2008-02-15 Jan Hubicka <jh@suse.cz>
17067 PR middle-end/35149
17068 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
17070 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17072 PR middle-end/34621
17073 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
17074 when calculating alignment_pad.
17076 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17078 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
17079 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
17080 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
17081 and STACK_BOUNDARY define.
17083 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
17085 PR preprocessor/35061
17086 * c-pragma.c (handle_pragma_pop_macro): Check that
17087 pushed_macro_table has been allocated.
17089 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
17091 PR middle-end/35136
17092 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
17093 (force_gimple_operand): Likewise.
17094 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
17095 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
17096 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
17097 (find_interesting_uses_address): Check addressability and alignment
17098 of the base expression only after substituting bases of IVs into it.
17100 2008-02-14 Michael Matz <matz@suse.de>
17103 * function.c (instantiate_virtual_regs_in_insn): Reload address
17104 before falling back to reloading the whole operand.
17106 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
17108 * config/s390/s390.c (s390_mainpool_start): Emit the pool
17109 before the first section switch note.
17111 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17113 * doc/bugreport.texi: Update copyright years.
17114 * doc/c-tree.texi: Likewise.
17115 * doc/cfg.texi: Likewise.
17116 * doc/cpp.texi: Likewise.
17117 * doc/cppinternals.texi: Likewise.
17118 * doc/fragments.texi: Likewise.
17119 * doc/frontends.texi: Likewise.
17120 * doc/gcc.texi: Likewise.
17121 * doc/gty.texi: Likewise.
17122 * doc/hostconfig.texi: Likewise.
17123 * doc/implement-c.texi: Likewise.
17124 * doc/libgcc.texi: Likewise.
17125 * doc/loop.texi: Likewise.
17126 * doc/makefile.texi: Likewise.
17127 * doc/options.texi: Likewise.
17128 * doc/passes.texi: Likewise.
17129 * doc/rtl.texi: Likewise.
17130 * doc/sourcebuild.texi: Likewise.
17131 * doc/standards.texi: Likewise.
17132 * doc/tree-ssa.texi: Likewise.
17133 * doc/trouble.texi: Likewise.
17135 * doc/extend.texi: Use @: or add comma where appropriate.
17136 * doc/invoke.texi: Likewise.
17137 * doc/tm.texi: Likewise.
17139 2008-02-14 Alan Modra <amodra@bigpond.net.au>
17142 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
17145 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
17147 * doc/md.texi (clz, ctz): Add reference.
17148 * doc/rtl.texi (clz, ctz): Likewise.
17150 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17153 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
17156 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
17158 * config/s390/s390.c (struct constant_pool): New field
17159 emit_pool_after added.
17160 (s390_mainpool_start): Set the emit_pool_after flag according
17161 to the section switch notes.
17162 (s390_mainpool_finish): Consider emit_pool_after when emitting
17163 the literal pool at the end of the function.
17164 (s390_chunkify_start): Force literal pool splits at section
17167 2008-02-13 Michael Matz <matz@suse.de>
17170 * var-tracking.c (clobber_variable_part): Correctly traverse the
17173 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17176 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
17177 Add -fdump-ipa-inline.
17178 * tree-dump.c (dump_files): Remove tree-inlined dump.
17179 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
17181 2008-02-12 Richard Guenther <rguenther@suse.de>
17183 PR tree-optimization/35171
17184 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
17187 2008-02-12 Richard Guenther <rguenther@suse.de>
17189 PR middle-end/35163
17190 * fold-const.c (fold_widened_comparison): Use get_unwidened in
17191 value-preserving mode. Disallow final truncation.
17193 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
17195 PR middle-end/35136
17196 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
17197 code from here to...
17198 (force_gimple_operand): ...here.
17200 2008-02-12 Jakub Jelinek <jakub@redhat.com>
17203 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
17204 non-compatible pointers.
17205 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
17206 different FIELD_DECLs, try harder by comparing field offsets, sizes
17209 PR inline-asm/35160
17210 * function.c (match_asm_constraints_1): Don't replace the same input
17213 2008-02-12 Anatoly Sokolov <aesok@post.ru>
17215 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
17216 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
17217 (expand_epilogue): Restore RAMPZ register.
17218 * config/avr/avr.md (RAMPZ_ADDR): New constant.
17220 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
17222 * config/i386/cygwin.asm: (__alloca): Correct calling
17223 convention and alignment.
17224 (__chkstk): Force 8 byte stack alignment.
17226 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
17227 Richard Guenther <rguenther@suse.de>
17229 PR tree-optimization/33992
17230 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
17231 the zero we compare against.
17233 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
17235 PR libfortran/35063
17236 * gthr-win32.h (__gthread_mutex_destroy_function): New function
17237 to CloseHandle after unlocking to prevent accumulation of handle
17240 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17242 PR middle_end/34150
17243 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
17244 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
17245 and update LABEL_NUSES during and after reload.
17247 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
17249 PR middle-end/34627
17250 * combine.c (simplify_if_then_else): Make sure the comparison is
17251 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
17253 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
17256 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
17257 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
17258 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
17259 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
17260 * tree.h (get_type_static_bounds): Likewise.
17262 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17264 * doc/invoke.texi (Option Summary, C++ Dialect Options)
17265 (Objective-C and Objective-C++ Dialect Options, Warning Options):
17266 Make -Wfoo language annotations match what the compiler outputs.
17268 2008-02-08 Sa Liu <saliu@de.ibm.com>
17270 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
17271 intrinsics spu_convts, spu_convtu, spu_convtf.
17273 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
17275 * doc/extend.texi (Function Attributes) <noinline>: Mention
17276 asm ("") as method to keep calls.
17278 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17281 * doc/options.texi (Options): Replace references to opts.sh with
17283 * opts-common.c: Likewise.
17284 * optc-gen.awk: Likewise.
17286 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
17288 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
17290 2008-02-07 Richard Henderson <rth@redhat.com>
17293 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
17294 EXPR_LIST for the REG_EQUAL instead of a comparison with a
17297 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
17299 PR tree-optimization/35085
17300 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
17301 for operand entry oe2 in addition to operand entry oe3 in order to
17302 expose more opportunities for vectorizer sum reduction.
17304 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17307 * Makefile.in (LIBS): Remove $(GMPLIBS).
17308 (cc1-dummy, cc1): Add $(GMPLIBS).
17310 2008-02-06 Jan Hubicka <jh@suse.cz>
17313 * i386.md (moddf_integer): Do not produce partial memory stalls for
17314 targets where it hurts.
17316 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
17319 * optabs.c (expand_float): Do not check for decimal modes when
17320 expanding unsigned integer through signed conversion.
17322 2008-02-06 Nick Clifton <nickc@redhat.com>
17324 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
17325 inside the clobber with a match_operand and duplicated operand
17326 number in the constraint.
17327 (ineqbranchsi): Delete redundant comment.
17329 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
17331 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
17332 builtin_define ("__USE_INIT_FINI__").
17333 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
17335 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
17337 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17339 PR documentation/30330
17340 * doc/invoke.texi (C++ Dialect Options)
17341 (Objective-C and Objective-C++ Dialect Options, Warning Options):
17342 For each warning option -Wfoo that allows -Wno-foo, ensure both
17343 -Wfoo and -Wno-foo are listed in the option index. Fix index
17344 entry of -Wswitch-default, index -Wnormalized= including the
17345 `=', and -Wlarger-than-@var{len} including @var{len}.
17347 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
17349 * config/i386/i386.md (floatunssisf2): Use
17350 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
17351 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
17352 Macroize expander using MODEF mode iterator.
17354 2008-02-05 Diego Novillo <dnovillo@google.com>
17356 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
17359 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
17361 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17364 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
17366 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
17369 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
17370 to indicate if a message should be generated.
17371 (init_cumulative_args): Updated.
17372 (function_value_32): Likewise.
17374 2008-02-05 Joseph Myers <joseph@codesourcery.com>
17376 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
17378 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
17381 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
17382 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
17384 2008-02-04 Diego Novillo <dnovillo@google.com>
17386 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
17389 * tree-vrp.c (vrp_evaluate_conditional): With
17390 -Wtype-limits, emit a warning when comparing against a
17391 constant outside the natural range of OP0's type.
17393 2008-02-04 Richard Guenther <rguenther@suse.de>
17395 PR middle-end/33631
17396 * expr.c (count_type_elements): Give for unions instead of
17399 2008-02-04 Richard Guenther <rguenther@suse.de>
17401 PR middle-end/35043
17402 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
17403 to TYPE_DOMAINs base type instead of using bitsizetype here.
17405 2008-02-03 Jason Merrill <jason@redhat.com>
17407 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
17409 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17412 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
17413 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
17414 (RS/6000 and PowerPC Options): Fix typos and markup.
17415 * doc/passes.texi (Tree-SSA passes): Likewise.
17417 2008-02-02 Michael Matz <matz@suse.de>
17420 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
17421 from record_last_reg_set_info.
17422 (record_last_reg_set_info): Take an RTX argument, iterate over all
17423 constituent hardregs.
17424 (record_last_set_info, record_opr_changes): Change calls to
17425 new signature or to record_last_reg_set_info_regno.
17427 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
17429 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
17431 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
17433 PR rtl-optimization/34773
17434 * reg-notes.def (EQUAL): Mention significance of combination of
17435 REG_EQUAL and REG_RETVAL.
17436 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
17437 insn that has a REG_RETVAL.
17439 2008-02-01 Roger Sayle <roger@eyesopen.com>
17442 * configure.ac (--enable-fixed-point): Disable unless explicitly
17444 * configure: Regenerate.
17446 2008-02-01 Richard Guenther <rguenther@suse.de>
17449 * invoke.texi (-finline-limit): Remove no longer true parts
17450 of the documentation. Note that there is no default value.
17452 2008-02-01 Andrew Pinski <pinskia@gmail.com>
17453 Mark Mitchell <mark@codesourcery.com>
17454 Ben Elliston <bje@au.ibm.com>
17457 * doc/extend.texi (Other Builtins): Document.
17459 2008-01-31 Tom Browder <tom.browder@gmail.com>
17461 * doc/c-tree.texi (Types): Fix grammar.
17462 (Expression trees): Ditto.
17463 * doc/passes.texi (Tree-SSA passes): Ditto.
17465 * doc/configterms.texi (Configure Terms): Fix typo.
17466 * doc/cpp.texi (Common Predefined Macros): Ditto.
17467 * doc/md.texi (Machine Constraints): Ditto.
17469 * doc/makefile.texi (Makefile): Add comma.
17471 2008-01-31 Tom Browder <tom.browder@gmail.com>
17472 Gerald Pfeifer <gerald@pfeifer.com>
17474 * doc/sourcebuild.texi (Front End): Remove references to CVS
17475 and CVSROOT/modules.
17476 (Texinfo Manuals): Replace reference to CVS by one to SVN.
17477 (Back End): Remove reference to CVS.
17479 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
17482 * config/mips/mips.c (gen_load_const_gp): New function, taking a
17484 (mips16_gp_pseudo_reg): ...here.
17485 * config/mips/mips.md (load_const_gp): Replace with...
17486 (load_const_gp_<mode>): ...this :P-based insn.
17488 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17490 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
17491 options. Minor fixes.
17492 (-std): Move reference to standards closer to where language
17493 standards are first mentioned.
17495 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
17497 PR rtl-optimization/34995
17498 * reload.c (alternative_allows_const_pool_ref): Take an rtx
17499 parameter and return a bool. If the rtx parameter is nonnull,
17500 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
17501 (find_reloads): Update call accordingly. Pass the new operand
17502 if it needed no address reloads, otherwise pass null.
17504 2008-01-30 Richard Henderson <rth@redhat.com>
17507 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
17508 for unbounded arrays.
17510 2008-01-30 Silvius Rus <rus@google.com>
17512 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
17514 2008-01-30 Jan Hubicka <jh@suse.cz>
17517 * i386.c (init_cumulative_args): Use real function declaration when
17520 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
17522 PR rtl-optimization/34998
17523 * global.c (build_insn_chain): Treat non-subreg_lowpart
17524 SUBREGs of pseudos as clobbering all the words covered by the
17525 SUBREG, not just all the bytes.
17526 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
17527 original df_ref rather than an extract parameter.
17528 (global_conflicts): Update call accordingly.
17530 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
17532 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
17533 the overflow check to make it easier to read.
17534 (__fixtfdi): Change the type of the ll member in union
17535 long_double to UDItype_x.
17537 2008-01-30 Jakub Jelinek <jakub@redhat.com>
17539 PR middle-end/34969
17540 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
17541 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
17542 * tree-inline.c (fold_marked_statements): Call
17543 cgraph_update_edges_for_call_stmt if folding a call statement.
17544 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
17545 debug_generic_stmt calls, reset it back afterwards.
17548 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
17550 * c-typeck.c (build_external_ref): Don't pedwarn about
17551 static vars in current function's scope.
17553 2008-01-29 Joseph Myers <joseph@codesourcery.com>
17555 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
17557 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
17560 * ipa-struct-reorg.c: Fix spelling.
17561 * params.def: Ditto.
17563 2008-01-29 Richard Guenther <rguenther@suse.de>
17565 PR middle-end/35006
17566 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
17568 * tree-inline.c (remap_type): Increment remapping_type_depth
17569 around remapping types.
17570 (copy_body_r): Only add referenced variables if they are referenced
17571 from code, not types.
17573 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
17584 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
17585 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
17587 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
17590 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
17591 pointer for tiny stack.
17593 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
17595 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
17597 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
17599 * config/vx-common.h: Fix typo in comment.
17601 2008-01-28 Ian Lance Taylor <iant@google.com>
17605 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
17606 coalesce pointers if they have different DECL_NO_TBAA_P values.
17607 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
17608 between variables with different DECL_NO_TBAA_P values.
17610 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
17613 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
17614 are not legitimate small data references on SPE targets.
17616 2008-01-28 David Daney <ddaney@avtrex.com>
17618 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
17620 2008-01-28 David Daney <ddaney@avtrex.com>
17622 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
17624 2008-01-27 Joseph Myers <joseph@codesourcery.com>
17626 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
17627 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
17628 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
17629 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
17630 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
17631 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
17632 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
17633 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
17635 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17637 * basic-block.h (condjump_equiv_p): Fix comment.
17639 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17641 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
17642 print_generic_stmt_indented): Fix comment.
17644 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17646 * configure.ac (__stack_chk_fail): Add detecion for availability
17647 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
17648 * configure: Regenerate.
17650 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
17652 PR middle-end/34688
17653 * final.c (output_addr_const): Handle TRUNCATE.
17655 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
17658 * tree-ssa-loop-ivopts.c (comp_cost): New type.
17659 (zero_cost, infinite_cost): New constants.
17660 (struct cost_pair): Change type of cost to comp_cost.
17661 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
17662 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
17664 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
17665 split_address_cost, ptr_difference_cost, difference_cost,
17666 get_computation_cost_at, get_computation_cost,
17667 determine_use_iv_cost_generic, determine_use_iv_cost_address,
17668 determine_use_iv_cost_condition, determine_use_iv_costs,
17669 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
17670 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
17671 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
17672 Change type of cost to comp_cost.
17673 (determine_iv_cost): Increase cost of non-original ivs, instead
17674 of decreasing the cost of original ones.
17675 (get_address_cost): Indicate the complexity of the addressing mode
17677 (try_add_cand_for): Prefer using ivs not specific to some object.
17678 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
17680 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
17681 Janis Johnson <janis187@us.ibm.com>
17684 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
17685 (TARGET_INSTANTIATE_DECLS): Likewise.
17686 * target.h (expand_to_rtl_hook): New target hook.
17687 (instantiate_decls): Likewise.
17688 * function.c (instantiate_decl): Make non-static. Rename to...
17689 (instantiate_decl_rtl): ... this.
17690 (instantiate_expr): Use instantiate_decl_rtl.
17691 (instantiate_decls_1): Likewise.
17692 (instantiate_decls): Likewise.
17693 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
17694 * function.h (instantiate_decl_rtl): Add prototype.
17695 * cfgexpand.c (target.h): New include.
17696 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
17697 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
17698 (TARGET_INSTANTIATE_DECLS): Likewise.
17699 (TARGET_INITIALIZER): New target hooks added.
17700 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
17702 * config/rs6000/rs6000.c (tree-flow.h): New include.
17703 (machine_function): Add sdmode_stack_slot field.
17704 (rs6000_alloc_sdmode_stack_slot): New function.
17705 (rs6000_instantiate_decls): Likewise.
17706 (rs6000_secondary_memory_needed_rtx): Likewise.
17707 (rs6000_check_sdmode): Likewise.
17708 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
17709 (TARGET_INSTANTIATE_DECLS): Likewise.
17710 (rs6000_hard_regno_mode_ok): Allow SDmode.
17711 (num_insns_constant): Likewise. Handle _Decimal32 constants.
17712 (rs6000_emit_move): Handle SDmode.
17713 (function_arg_advance): Likewise.
17714 (function_arg): Likewise.
17715 (rs6000_gimplify_va_arg): Likewise. Add special handling of
17716 SDmode var args for 32-bit compiles.
17717 (rs6000_secondary_reload_class): Handle SDmode.
17718 (rs6000_output_function_epilogue): Likewise.
17719 (rs6000_function_value): Simplify if statement.
17720 (rs6000_libcall_value): Likewise.
17721 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
17722 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
17723 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
17724 (movsd_hardfloat): New define_insn.
17725 (movsd_softfloat): Likewise.
17726 (movsd_store): Likewise.
17727 (movsd_load): Likewise.
17728 (extendsddd2): Likewise.
17729 (extendsdtd2): Likewise.
17730 (truncddsd2): Likewise.
17731 (movdd_hardfloat64): Fixup comment.
17732 (UNSPEC_MOVSD_LOAD): New constant.
17733 (UNSPEC_MOVSD_STORE): Likewise.
17735 2008-01-26 Jakub Jelinek <jakub@redhat.com>
17738 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
17740 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
17741 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
17742 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
17743 and TRUTH_XOR_EXPR.
17745 2008-01-26 David Edelsohn <edelsohn@gnu.org>
17748 * config.gcc: Separate AIX 5.3 from AIX 6.1.
17749 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17750 __LONGDOUBLE128 too.
17751 * config/rs6000/aix61.h: New file.
17753 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17755 PR rtl-optimization/34959
17756 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
17757 popcount and parity rtxes the same mode as their operand.
17758 Truncate or extend the result to the return value's mode
17761 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17764 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
17765 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
17766 to GOT_VERSION_REGNUM.
17767 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
17768 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
17769 * config/mips/mips.c (mips_emit_call_insn): New function.
17770 (mips_call_tls_get_addr): Call mips_expand_call directly.
17771 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
17773 (mips16_build_call_stub): Likewise. Return the call insn or null.
17774 (mips_expand_call): Update the call to mips16_build_call_stub
17775 accordingly and a remove redundant condition. Assert that MIPS16
17776 stubs do not use lazy binding. Use mips_emit_call_insn and return
17778 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
17780 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
17781 (mips_avoid_hazard): Remove hazard_set handling.
17782 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
17783 (UNSPEC_RESTORE_GP): ...this.
17784 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
17785 (FAKE_CALL_REGNO): Rename to...
17786 (GOT_VERSION_REGNUM): ...this.
17787 (type): Add "ghost" value. Add an associated insn reservation.
17788 (hazard_set): Remove.
17789 (exception_receiver): Rename to...
17790 (restore_gp): ...this and update the unspec identifier accordingly.
17791 (exception_receiver, nonlocal_got_receiver): New expanders.
17792 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
17793 FAKE_CALL_REGNO. Remove hazard_set attribute.
17794 (set_got_version, update_got_version): New patterns.
17796 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
17799 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
17801 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17804 * doc/install.texi2html: Generate gcc-vers.texi.
17806 2008-01-25 DJ Delorie <dj@redhat.com>
17808 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
17810 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17812 * config/c4x: Remove directory.
17813 * config.gcc (crx-*, mt-*): Mark obsolete.
17814 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
17815 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
17816 sh-*-rtemscoff*): Remove cases.
17817 * defaults.h (C4X_FLOAT_FORMAT): Remove.
17818 * real.c (encode_c4x_single, decode_c4x_single,
17819 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
17820 c4x_extended_format): Remove.
17821 * real.h (c4x_single_format, c4x_extended_format): Remove.
17822 * doc/extend.texi (interrupt, naked): Remove mention of attributes
17824 (Pragmas): Remove comment about c4x pragmas.
17825 * doc/install.texi (c4x): Remove target-specific instructions.
17826 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
17827 * doc/md.texi (Machine Constraints): Remove C4x documentation.
17828 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
17829 refer to C4x source files as examples.
17830 (C4X_FLOAT_FORMAT): Remove documentation.
17832 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
17834 * config/bfin/bfin.c (override_options): Reorder tests so that
17835 flag_pic gets enabled for -msep-data.
17837 2008-01-25 Richard Guenther <rguenther@suse.de>
17839 PR middle-end/32244
17840 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
17841 to its bitfield precision if required.
17843 2008-01-25 Jakub Jelinek <jakub@redhat.com>
17845 PR middle-end/33880
17846 * tree-nested.c (walk_omp_for): New function.
17847 (convert_nonlocal_reference, convert_local_reference): Call
17848 walk_omp_for on OMP_FOR.
17849 (convert_call_expr): Call walk_body on OMP_FOR's
17850 OMP_FOR_PRE_INIT_BODY.
17852 2008-01-25 Richard Guenther <rguenther@suse.de>
17854 PR tree-optimization/34966
17855 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
17856 default defs and PHI_NODEs we have to insert after the
17857 defining statement.
17859 2008-01-24 Nick Clifton <nickc@redhat.com>
17861 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
17862 Provide a default definition.
17863 (LIBGCC2_UNITS_PER_WORD): Likewise.
17865 * config/stormy16/stormy16.c: Include df.h for the prototype
17866 for df_regs_ever_live_p.
17867 (xstormy16_expand_builtin_va_start): Convert the stack offset
17868 into a component_ref and then use POINTER_PLUS_EXPR to add it
17869 to the incoming_virtual_args_rtx.
17870 (xstormy16_gimplify_va_arg_expr): Rename to
17871 xstormy16_gimplify_va_arg_expr.
17872 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
17873 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
17874 xstormy16_gimplify_va_arg_expr.
17875 Fix up some formatting issues.
17877 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
17878 Move to predicates.md.
17879 (xs_hi_general_operand): Likewise.
17880 (xs_hi_nonmemory_operand): Likewise.
17881 * config/stormy16/predicates.md:
17882 (xstormy16_carry_plus_operand): New predicate.
17883 (xs_hi_general_operand): New predicate.
17884 (xs_hi_nonmemory_operand): New predicate.
17885 * config/stormy16/stormy16-protos.h:
17886 (xstormy16_carry_plus_operand): Delete prototype.
17887 (xs_hi_general_operand): Likewise.
17888 (xs_hi_nonmemory_operand): Likewise.
17890 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
17891 modifiers as they are no longer needed and they can trigger
17892 reload spill failures.
17894 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
17895 with a match_operand in order to help reload.
17897 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
17898 constraint with 'e' for the 8th alternative as this version of
17899 the mov.w instruction only accepts the lower 8 registers.
17901 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
17904 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
17905 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
17908 2008-01-25 Jakub Jelinek <jakub@redhat.com>
17910 PR middle-end/33333
17911 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
17913 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
17915 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
17917 (remove_structure): Update allocations list before removing structure.
17919 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
17921 * ipa-struct-reorg.c (is_safe_cond_expr,
17922 create_new_stmts_for_cond_expr): Use integer_zerop function,
17923 that recognize not only zero-pointer, but zero-integer too.
17925 2008-01-25 Ben Elliston <bje@au.ibm.com>
17928 * fixproto: Escape "." in sed expression that strips leading "./".
17930 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
17933 * gcc.c (SWITCH_OK): Removed.
17934 (SWITCH_LIVE): Changed to bit.
17935 (SWITCH_FALSE): Likewise.
17936 (SWITCH_IGNORE): Likewise.
17937 (switchstr): Change live_cond to unsigned int.
17938 (process_command): Replace SWITCH_OK with 0.
17939 (do_self_spec): Likewise.
17940 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
17941 (give_switch): Likewise.
17942 (used_arg): Likewise.
17943 (do_spec_1): Set the SWITCH_IGNORE bit.
17944 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
17945 bits. Set the SWITCH_LIVE bit.
17947 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
17949 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
17951 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
17953 PR tree-optimization/34472
17954 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
17955 parameter to a "bool *" and set *DATA to false if there is
17956 an unsafe access. Do not delete the structure here.
17957 (check_cond_exprs): Delete it here instead.
17958 (check_cond_exprs, exclude_cold_structs): Do not increase
17959 I when removing a structure.
17961 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
17964 * config/i386/i386.c (ix86_expand_vector_init): Consider only
17965 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
17967 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
17969 PR middle-end/34934
17970 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
17971 a fixed vector for stack.
17973 2008-01-24 Ben Elliston <bje@au.ibm.com>
17976 * doc/gcc.texi (Software development): Add a direntry for g++.
17978 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
17980 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
17981 stale and straggling -fforce-addr comments above.
17983 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
17985 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
17986 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
17988 2008-01-23 Michael Matz <matz@suse.de>
17991 * dwarf2out.c (force_type_die): Use modified_type_die instead of
17994 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
17996 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
17997 malloc result type.
17999 2008-01-23 Anatoly Sokolov <aesok@post.ru>
18001 * config/avr/avr.c (avr_current_arch): New variable.
18002 (avr_arch_types): Add 'avr31' and 'avr51' entries.
18003 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
18004 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
18005 (avr_override_options): Init 'avr_current_arch'.
18006 (base_arch_s): Move from here...
18007 * config/avr/avr.h (base_arch_s): ... here. Add new members
18008 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
18009 'mega' to 'have_jmp_call'.
18010 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
18011 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
18013 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
18015 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18016 MULTILIB_MATCHES): Ditto.
18018 2008-01-23 Richard Guenther <rguenther@suse.de>
18020 PR middle-end/31529
18021 * cgraphunit.c (cgraph_reset_node): Always mark the node
18022 not reachable if it is not queued already.
18024 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
18026 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
18027 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
18028 (cputype_selected): New static variable.
18029 (bfin_handle_option): Set it if -mcpu is used.
18030 (override_option): Select default set of workarounds if no cpu type
18031 selected on the command line.
18032 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
18034 From Michael Frysinger <michael.frysinger@analog.com>
18035 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
18036 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
18038 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
18039 for bf547, bf523, bf524, and bf526.
18040 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
18042 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
18043 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
18044 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
18045 __ADSPBF547__ and __ADSPBF54x__ for bf547.
18046 * doc/invoke.texi (Blackfin Options): Document that
18047 -mcpu now accept bf547, bf523, bf524, and bf526.
18049 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
18051 PR rtl-optimization/34628
18052 * combine.c (try_combine): Stop and undo after the first combination
18053 if an autoincrement side-effect on the first insn has effectively
18056 2008-01-22 David Edelsohn <edelsohn@gnu.org>
18059 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
18060 Offset addresses are not valid for Altivec or paired float modes.
18062 2008-01-22 Jakub Jelinek <jakub@redhat.com>
18065 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
18066 if DECL_INITIAL (decl) is error_mark_node.
18069 * c-common.c (handle_vector_size_attribute): Only allow
18070 integral, scalar float and fixed point types. Handle OFFSET_TYPE
18071 the same way as pointer, array etc. types.
18072 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
18075 * tree.c (build_type_attribute_qual_variant): Call
18076 build_qualified_type if attributes are equal, but quals are not.
18078 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18081 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
18082 * flags.h (warn_strict_aliasing): Remove.
18083 (warn_strict_overflow): Remove.
18084 * opts.c (warn_strict_aliasing): Remove.
18085 (warn_strict_overflow): Remove.
18086 * c-opts.c (c_common_handle_option): -Wall only sets
18087 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
18088 (c_common_post_options): Give default values to -Wstrict-aliasing
18089 and -Wstrict-overflow if they are uninitialized.
18090 * common.opt (Wstrict-aliasing): Specify Var and Init.
18091 (Wstrict-overflow): Likewise.
18093 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
18095 PR rtl-optimization/26854
18096 PR rtl-optimization/34400
18097 PR rtl-optimization/34884
18098 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
18100 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
18101 (df_rd_bb_info.expanded_lr_out): Deleted
18102 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
18103 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
18104 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
18105 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
18106 Removed code to allocate, initialize or free expanded_lr_out.
18107 (df_rd_bb_local_compute_process_def): Restructured to make more
18109 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
18110 sets if the sets are being trimmed.
18112 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
18115 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
18116 (as_vers): Likewise.
18117 * configure: Regenerated.
18119 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18121 PR middle-end/33092
18122 * tree-pass.h (pass_build_alias): New pass.
18123 * tree-ssa-alias.c (gate_build_alias): New.
18124 (pass_build_alias): New.
18125 * passes.c (init_optimization_passes): Add pass_build_alias after
18126 pass_create_structure_vars.
18128 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
18130 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
18131 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
18132 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
18133 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
18134 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
18135 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
18136 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
18137 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
18138 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
18139 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
18140 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
18141 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
18142 * config/s390/s390.md (FP_ALL): New mode iterator.
18143 (_d): New mode attribute.
18144 ("*signbit<mode>2>"): Changed mode of first operand.
18145 ("isinf<mode>2"): Changed mode of first operand.
18146 ("*TDC_insn"): Adaptation for DFP modes.
18148 2008-01-22 Ben Elliston <bje@au.ibm.com>
18150 * tree.c (check_qualified_type): Improve function description.
18152 2008-01-21 Jason Merrill <jason@redhat.com>
18155 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
18156 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
18159 2008-01-21 DJ Delorie <dj@redhat.com>
18161 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
18164 2008-01-21 Richard Guenther <rguenther@suse.de>
18166 PR middle-end/34856
18167 * tree-cfg.c (verify_expr): Allow all invariant expressions
18168 instead of just constant class ones as reference argument.
18169 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
18170 like any other constant.
18171 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
18173 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
18175 * regmove.c (fixup_match_1): Update call crossed frequencies.
18177 2008-01-21 Richard Guenther <rguenther@suse.de>
18180 * tree-inline.c (setup_one_parameter): Deal with mismatched
18181 types using a VIEW_CONVERT_EXPR.
18183 2008-01-21 Alon Dayan <alond@il.ibm.com>
18184 Olga Golovanevsky <olga@il.ibm.com>
18186 PR tree-optimization/34701
18187 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
18188 when the structure size is not a power of 2.
18190 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
18192 * doc/install.texi: Add doc for --enable-checking=df.
18194 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
18196 PR rtl-optimization/34808
18197 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
18199 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
18201 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
18204 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
18206 PR rtl-optimization/26854
18207 PR rtl-optimization/34400
18208 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
18210 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
18211 (df_rd_bb_info.expanded_lr_out): New.
18212 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
18213 * loop_iv.c (iv_analysis_loop_init): Ditto.
18214 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
18215 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
18216 Added code to allocate, initialize or free expanded_lr_out.
18217 (df_rd_bb_local_compute_process_def): Restructured to make
18218 more understandable.
18219 (df_rd_confluence_n): Add code to do nothing with fake edges and
18220 code to no apply invalidate_by_call sets if the sets are being trimmed.
18221 (df_lr_local_finalize): Renamed to df_lr_finalize.
18222 (df_live_local_finalize): Renamed to df_live_finalize.
18224 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
18227 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
18228 deciding whether to use reciprocal instructions.
18230 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
18232 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
18233 dwarf2out_note_section_used if cold_text_section is NULL.
18235 2008-01-19 Jakub Jelinek <jakub@redhat.com>
18237 PR gcov-profile/34610
18238 * tree-cfg.c (make_edges): Mark both outgoing edges from
18239 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
18240 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
18241 from OMP_FOR and OMP_CONTINUE outgoing edges.
18243 * tree-profile.c (tree_profiling): Return early if
18244 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
18246 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
18247 from cfun to child_cfun.
18248 * function.h (struct function): Add after_tree_profile bit.
18250 2008-01-19 Anatoly Sokolov <aesok@post.ru>
18252 * config/avr/avr.S (_exit): Disable interrupt.
18254 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
18255 Steven Bosscher <stevenb.gcc@gmail.com>
18257 PR rtl-optimization/26854
18258 PR rtl-optimization/34400
18259 * df-problems.c (df_live_scratch): New scratch bitmap.
18260 (df_live_alloc): Allocate df_live_scratch when doing df_live.
18261 (df_live_reset): Clear the proper bitmaps.
18262 (df_live_bb_local_compute): Only process the artificial defs once
18263 since the order is not important.
18264 (df_live_init): Init the df_live sets only with the variables
18265 found live by df_lr.
18266 (df_live_transfer_function): Use the df_lr sets to prune the
18267 df_live sets as they are being computed.
18268 (df_live_free): Free df_live_scratch.
18270 2008-01-18 Ian Lance Taylor <iant@google.com>
18272 * common.opt: Add fmerge-debug-strings.
18273 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
18274 flag_merge_debug_strings rather than flag_merge_constants.
18275 * doc/invoke.texi (Option Summary): Mention
18276 -fmerge-debug-strings.
18277 (Debugging Options): Document -fmerge-debug-strings.
18279 2008-01-18 Ian Lance Taylor <iant@google.com>
18282 * tree.h (DECL_IS_OPERATOR_NEW): Define.
18283 (struct tree_function_decl): Add new field operator_new_flag.
18284 * tree-inline.c (expand_call_inline): When inlining a call to
18285 operator new, force the return value to go into a variable, and
18286 set DECL_NO_TBAA_P on that variable.
18287 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
18289 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
18292 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
18293 DWARF2_DEBUGGING_INFO.
18294 (dwarf2out_note_section_used): Ditto. Add prototype.
18295 (have_multiple_function_sections, text_section_used,
18296 cold_text_section_used, *cold_text_sections): Move declarations
18299 2008-01-17 Bob Wilson <bob.wilson@acm.org>
18301 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
18302 field and add signal_ra.
18303 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
18304 assignments to frame state pc. Move end of stack check after
18305 MD_FALLBACK_FRAME_STATE_FOR.
18306 (uw_update_context_1): Use frame state signal_regs if set, instead
18307 of checking signal_frame flag.
18308 (uw_update_context): Use frame state signal_ra if set.
18309 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
18310 * config/xtensa/linux-unwind.h: New file.
18312 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
18314 * modulo-sched.c (get_sched_window): Fix comment typo.
18316 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
18318 PR tree-optimization/34648
18319 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
18321 2008-01-17 Anatoly Sokolov <aesok@post.ru>
18323 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
18324 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
18326 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
18328 PR rtl-optimization/34400
18329 * df-core.c (df_worklist_dataflow_overeager,
18330 df_worklist_dataflow_doublequeue): New functions.
18331 (df_worklist_dataflow): Two different worklist solvers.
18332 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
18335 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18338 * doc/invoke.texi: Document the dependence on pthread for fopenmp
18339 and ftree-parallelize-loops.
18341 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
18343 PR rtl-optimization/34826
18344 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
18346 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
18348 * global.c (find_reg): Mark the eh regs as used if necessary.
18349 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
18350 * ra.h (struct allocno): no_eh_reg field added. Changed
18351 no_stack_reg type to bitfield.
18353 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
18355 * tree.c (substitute_in_expr): Add missing 'break'.
18357 2008-01-17 Richard Guenther <rguenther@suse.de>
18359 PR tree-optimization/34825
18360 * tree-ssa-math-opts.c (is_division_by): Do not recognize
18361 x / x as division to handle.
18363 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18365 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
18366 "-pthread" is specified.
18367 * pa-hpux11.h (LIB_SPEC): Likewise.
18369 2008-01-16 Janis Johnson <janis187@us.ibm.com>
18370 Peter Bergner <bergner@vnet.ibm.com>
18372 PR rtl-optimization/33796
18373 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
18375 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18377 PR libgfortran/34699
18378 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
18380 * pa-hpux10.h (LINK_SPEC): Likewise.
18381 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
18383 2008-01-16 Richard Guenther <rguenther@suse.de>
18385 PR middle-end/32628
18386 * fold-const.c (fold_convert_const_int_from_int): Do not
18387 set overflow if that occured only because of a sign extension
18388 change when converting from/to a sizetype with the same
18389 precision and signedness.
18391 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
18394 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
18395 location address to the correct place. Update copyright year.
18397 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18399 * lambda-code.c (lambda_transform_legal_p): Handle the case of
18400 no dependences in the dependence_relations vector.
18402 2008-01-16 Jan Hubicka <jh@suse.cz>
18404 PR rtl-optimization/31396
18405 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
18406 * cfg.c (dump_reg_info): Print it.
18407 * regs.h (struct reg_info_t): add freq_calls_crossed.
18408 (REG_FREQ_CALLS_CROSSED): New macro.
18409 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
18410 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
18411 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
18412 regmove_optimize): Update call crossed frequencies.
18413 * local-alloc.c (struct qty): Add freq_calls_crossed.
18414 (alloc_qty): Copute freq_calls_crossed.
18415 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
18416 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
18417 * ra.h (struct allocno): Add freq_calls_crossed.
18419 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18421 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
18422 libgomp when compiling with ftree-parallelize-loops.
18423 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
18425 2008-01-16 Richard Guenther <rguenther@suse.de>
18427 PR tree-optimization/34769
18428 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
18429 * tree.c (int_cst_value): Instead make this function more
18430 permissive in what it accepts as valid input. Document this
18431 function always sign-extends the value.
18433 2008-01-16 Jakub Jelinek <jakub@redhat.com>
18434 Richard Guenther <rguenther@suse.de>
18437 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
18438 (gimple_fold_indirect_ref_rhs): ... this.
18439 (gimple_fold_indirect_ref): New function with foldings
18440 that preserve lvalueness.
18441 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
18442 * tree-flow.h (gimple_fold_indirect_ref): Declare.
18443 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
18444 to fold an INDIRECT_REF, fall back to the old use of
18445 fold_indirect_ref_1.
18447 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18449 * tree-data-ref.c (subscript_dependence_tester_1): Call
18450 free_conflict_function.
18451 (compute_self_dependence): Same.
18453 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
18456 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
18457 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
18459 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
18460 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
18461 for DWARF2_UNWIND_INFO targets.
18463 2008-01-16 Richard Guenther <rguenther@suse.de>
18466 * c-typeck.c (common_pointer_type): Do not merge inconsistent
18467 type qualifiers for function types.
18469 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
18471 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
18472 loop_iterator li from previous commit.
18474 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
18476 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
18478 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
18480 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
18481 (parallelize_loops): Don't parallelize irreducible components.
18483 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18486 * c-opts (c_common_post_options): Do not enable CPP
18487 flag_pedantic_errors by default.
18489 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
18491 PR rtl-optimization/31944
18492 * cse.c (remove_pseudo_from_table): New function.
18493 (merge_equiv_classes): Use above function to remove pseudo-registers.
18494 (invalidate): Likewise.
18496 2008-01-13 Richard Guenther <rguenther@suse.de>
18498 PR middle-end/34601
18499 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
18500 instead of TYPE_MODE to deal with calls from expand_one_error_var.
18502 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
18504 * gcse.c (cprop_jump): Call validate_unshare_change instead of
18505 validate_change to unshare the source of the PC set.
18507 2008-01-12 Jan Hubicka <jh@suse.cz>
18509 PR middle-end/32135
18510 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
18511 references above array bounds. This might trigger bounds checks for
18512 pointers to arrays.
18514 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
18516 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
18517 new_replaceable_dependencies.
18519 2008-01-12 Doug Kwan <dougkwan@google.com>
18521 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
18522 instead of OPT_Wreturn_type in warning due to ignored return type
18524 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
18525 options included in -Wextra.
18526 * c.opt: New option -Wignored_qualifiers.
18527 * doc/invoke.texi (Warning Options, -Wextra): Add new option
18528 -Wignore_qualifiers.
18529 (-Wignored-qualifiers): Document.
18530 (-Wreturn-type): Remove description of functionality now handled
18531 by -Wignored-qualifiers.
18533 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
18536 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
18537 NOP_EXPR if it is between integral types with the same precision.
18539 2008-01-12 Jan Hubicka <jh@suse.cz>
18542 * invoke.texi (max-inline-recursive-depth): Fix default value.
18544 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
18546 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
18549 2008-01-11 Bob Wilson <bob.wilson@acm.org>
18551 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
18553 2008-01-11 James E. Wilson <wilson@specifix.com>
18556 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
18558 2008-01-11 Anatoly Sokolov <aesok@post.ru>
18560 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
18561 save/restore frame pointer register and don't use 'call-prologues'
18562 optimization in function with "OS_task" attribute.
18564 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
18566 PR middle-end/31309
18567 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
18568 when copying to memory.
18570 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
18572 PR rtl-optimization/30905
18573 * cfgcleanup.c: Include dce.h
18574 (crossjumps_occured): New global variable.
18575 (try_crossjump_bb): Exit loop after finding a fallthru edge.
18576 If something changed, set crossjumps_occured to true.
18577 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
18578 Don't add/remove fake edges to exit here...
18579 (cleanup_cfg): ...but do it here, when crossjumping.
18580 Run a fast DCE when successful crossjumps occured in the latest
18581 iteration of try_optimize_cfg.
18583 2008-01-11 Richard Guenther <rguenther@suse.de>
18585 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
18586 (struct vn_unary_op_s): Likewise.
18587 (vn_reference_insert): Free old reference on hash collision.
18589 2008-01-10 Raksit Ashok <raksit@google.com>
18591 PR rtl-optimization/27971
18592 * combine.c (find_split_point): Split PLUS expressions which are
18593 inside a MEM rtx, and whose first operand is complex.
18595 2008-01-10 DJ Delorie <dj@redhat.com>
18597 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
18598 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
18599 (m32c_hard_regno_ok): Call the underlying function.
18601 2008-01-10 Richard Guenther <rguenther@suse.de>
18603 PR middle-end/34683
18604 * tree-cfg.c (tree_merge_blocks): Do not go through the
18605 full-blown folding and stmt updating path if we just deal
18606 with virtual operands.
18607 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
18608 test for abnormal SSA_NAMEs.
18610 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
18612 PR middle-end/34641
18613 * reload.c (push_reload): Add assertions. All constants from
18614 reg_equiv_constant should have been used for replacing the respective
18616 (find_reloads_address): Invoke find_reloads_address_part for
18617 constant taken from the reg_equiv_constant array.
18619 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
18621 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
18622 field (valnum) the first in the struct. Replace bools with
18625 2008-01-10 Richard Guenther <rguenther@suse.de>
18627 PR tree-optimization/34651
18628 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
18629 types and ordering for masking and converting.
18631 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
18633 PR tree-optimization/34017
18634 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
18635 also for PHI_NODE expressions.
18637 2008-01-09 Jan Hubicka <jh@suse.cz>
18639 PR tree-optimization/34708
18640 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
18641 based on number of case labels.
18642 (init_inline_once): Remove switch_cost.
18643 * tree-inline.h (eni_weights_d): Remove switch_cost.
18645 2008-01-09 Richard Guenther <rguenther@suse.de>
18646 Andrew Pinski <andrew_pinski@playstation.sony.com>
18648 PR middle-end/30132
18649 * gimplify.c (gimplify_cond_expr): Do not create an addressable
18650 temporary if an rvalue is ok or an lvalue is not required.
18652 2008-01-09 Richard Guenther <rguenther@suse.de>
18654 PR middle-end/34458
18655 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
18656 adjust return type.
18658 2008-01-09 Richard Guenther <rguenther@suse.de>
18660 PR middle-end/34679
18661 * tree.c (host_integerp): Check for sizetype only if the
18662 type is an integer type.
18664 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
18667 * opts.c (decode_options): Disable inlining of functions called
18668 once if not in unit-at-a-time mode.
18670 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
18672 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
18674 2008-01-08 Richard Guenther <rguenther@suse.de>
18676 PR middle-end/31863
18677 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
18678 out early if the result will be unused.
18680 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
18685 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18686 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
18689 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
18691 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
18692 for vectorization tuned.
18694 2008-01-08 Richard Guenther <rguenther@suse.de>
18696 PR tree-optimization/34683
18697 * tree-ssa-operands.c (operand_build_cmp): Export.
18698 * tree-ssa-operands.h (operand_build_cmp): Declare.
18699 * tree-vn.c (vuses_compare): Remove.
18700 (sort_vuses): Use operand_build_cmp.
18701 (sort_vuses_heap): Likewise.
18702 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
18703 to re-use old VEC if available. Do not sort already sorted VUSEs.
18704 (vdefs_to_vec): Do not sort already sorted VDEFs.
18706 2008-01-08 Jakub Jelinek <jakub@redhat.com>
18708 PR middle-end/34694
18709 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
18711 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
18714 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
18715 limitations of reciprocal sequences on x86 targets.
18717 2008-01-08 Richard Guenther <rguenther@suse.de>
18719 PR tree-optimization/34683
18720 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
18722 2008-01-07 Jakub Jelinek <jakub@redhat.com>
18725 * config/darwin.c (darwin_mergeable_string_section): Don't use
18726 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
18728 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
18731 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
18732 negxf2. Macroize expander using X87MODEF mode iterator. Change
18733 predicates of op0 and op1 to register_operand.
18734 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
18735 expander using X87MODEF mode iterator. Change predicates of
18736 op0 and op1 to register_operand.
18737 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
18738 corresponding patterns and macroize using MODEF macro. Change
18739 predicates of op0 and op1 to register_operand and remove
18740 "m" constraint. Disparage "r" alternative with "!".
18741 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
18742 macroize using X87MODEF macro. Change predicates of op0 and op1
18743 to register_operand and remove "m" constraint. Disparage "r"
18744 alternative with "!".
18745 (absneg splitter with memory operands): Remove.
18746 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
18747 patterns and macroize using X87MODEF mode iterator.
18748 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
18749 Change predicate of op1 to register_operand.
18750 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
18751 for memory operands.
18753 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
18755 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
18757 2008-01-07 Richard Guenther <rguenther@suse.de>
18759 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
18762 2008-01-07 Richard Guenther <rguenther@suse.de>
18764 PR tree-optimization/34683
18765 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
18766 VOPs of the needed size to save memory. Use VEC_quick_push
18767 to save compile-time.
18768 (vdefs_to_vec): Likewise.
18770 2008-01-07 Sa Liu <saliu@de.ibm.com>
18772 * config/spu/spu.md (divdf3): Genetate inline code for double
18773 division. The implementation doesn't handle INF or NAN, therefore it
18774 only applies when -ffinite-math-only is given.
18776 2008-01-06 Paolo Carlini <pcarlini@suse.de>
18779 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
18780 * doc/cpp.texi ([Common Predefined Macros]): Document.
18782 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
18784 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
18785 order to use commutative addition instead of subtraction.
18787 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18788 Mircea Namolaru <namolaru@il.ibm.com>
18789 Vladimir Yanovsky <yanov@il.ibm.com>
18790 Revital Eres <eres@il.ibm.com>
18792 PR tree-optimization/34263
18793 * tree-outof-ssa.c (process_single_block_loop_latch,
18794 contains_tree_r): New functions.
18795 (analyze_edges_for_bb): Call process_single_block_loop_latch
18796 function to empty single-basic-block latch block if possible.
18798 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18800 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
18802 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
18804 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18806 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
18808 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18810 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
18812 2008-01-05 Jakub Jelinek <jakub@redhat.com>
18814 PR tree-optimization/34618
18815 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
18818 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18821 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
18822 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
18823 Update copyright year.
18825 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
18826 Update copyright year.
18827 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
18830 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
18832 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
18833 edge does not point to current bb before changing need_assert.
18835 2008-01-04 Richard Guenther <rguenther@suse.de>
18837 PR middle-end/34029
18838 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
18839 for verifying purposes if they are is_gimple_min_invariant.
18841 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
18843 PR tree-optimization/34448
18844 PR tree-optimization/34465
18845 * gimplify.c (gimplify_init_constructor): Add new parameter
18846 notify_temp_creation. Use it.
18847 (gimplify_modify_expr_rhs): Take volatiles into account when
18848 optimizing constructors.
18849 Do not optimize constructors if gimplify_init_constructor will dump to
18851 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
18852 * gcc.c-torture/compile/pr34448.c: New.
18854 2008-01-04 Jakub Jelinek <jakub@redhat.com>
18856 PR gcov-profile/34609
18857 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
18858 return_slot if result is TREE_ADDRESSABLE.
18860 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
18862 * config/mips/mips.md (sqrt_condition): Tweak comment.
18863 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
18865 2008-01-03 Tom Tromey <tromey@redhat.com>
18868 * c-common.c (c_type_hash): Handle VLAs.
18870 2008-01-03 Jan Hubicka <jh@suse.cz>
18872 PR tree-optimization/31081
18873 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
18874 0 when inlining and not inlining to first basic block.
18875 (remap_decl): When var is initialized to 0, don't set default_def.
18876 (expand_call_inline): Set entry_bb.
18877 * tree-inline.h (copy_body_data): Add entry_bb.
18879 2008-01-03 Jakub Jelinek <jakub@redhat.com>
18882 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
18885 PR tree-optimization/29484
18886 * tree-inline.c (inline_forbidden_p_2): New function.
18887 (inline_forbidden_p): Disallow inlining if some static var
18888 has an address of a local LABEL_DECL in its initializer.
18889 * doc/extend.texi (Labels as Values): Document &&foo behaviour
18892 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
18894 PR tree-optimization/34635
18895 * tree-data-ref.c (add_other_self_distances): Make sure that the
18896 evolution step is constant.
18898 2008-01-03 Jakub Jelinek <jakub@redhat.com>
18900 PR middle-end/34608
18901 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
18903 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
18905 * tree-sra.c (scalarize_init): Insert the generate_element_init
18906 statements after the generate_element_zero statements.
18908 2008-01-02 Richard Guenther <rguenther@suse.de>
18910 PR middle-end/34093
18911 PR middle-end/31976
18912 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
18913 for very large number of operands instead of ICEing.
18915 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
18918 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
18919 while stack probing.
18921 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
18923 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
18926 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
18928 PR libmudflap/26442
18929 * tree-mudflap.c (mx_register_decls): Guard warning by
18930 !DECL_ARTIFICIAL check.
18932 2008-01-01 Jakub Jelinek <jakub@redhat.com>
18934 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
18935 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
18936 sse5_perm<mode>): Fix constraints.