1 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
4 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
6 2009-09-17 Jakub Jelinek <jakub@redhat.com>
8 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
11 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
13 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
14 DW_OP_implicit_value even without dwarf_version 4.
16 2009-09-17 Jan Hubicka <jh@suse.cz>
18 * dwarf2out.c: Include tree-pass.h and gimple.h.
19 (loc_list_plus_const): New function.
20 (loc_descriptor_from_tree_1): Rename to ...
21 (loc_descriptor_from_tree): ... remove original.
22 (loc_list_from_tree): New function.
23 (add_AT_location_description): Accept location list.
24 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
25 (concatn_mem_loc_descriptor): Remove.
26 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
28 (secname_for_decl): Move up.
29 (hidden_reference_p): New function; break out from ...
30 (loc_by_refernece): ... here; move up.
31 (dw_loc_list): New function.
32 (single_element_loc_list): New function.
33 (single_element_loc_list_p): New function.
34 (add_loc_descr_to_each): New function.
35 (add_loc_list): New function.
36 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
37 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
38 add diagnostics why expansion failed.
39 (add_location_or_const_value_attribute): Support location lists.
40 (add_bound_info): Likewise.
41 (descr_info_loc): Update call of loc_descriptor_from_tree.
42 (gen_variable_die): Work on location lists.
43 * final.c (pass_final): Add dump file.
44 * Makefile.in (dwarf2out.o): Add new dependencies.
46 2009-09-17 Janis Johnson <janis187@us.ibm.com>
49 * real.c decimal_from_integer, decimal_integer_string): New.
50 (real_from_integer): Use them as special case for decimal float.
51 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
52 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
53 Do not append zero after the decimal point in string to convert.
55 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
57 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
58 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
60 2009-09-17 Martin Jambor <mjambor@suse.cz>
62 * common.opt (fipa-sra): New switch.
63 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
64 * timevar.def (TV_IPA_SRA): New timevar.
65 * params.def (ipa-sra-ptr-growth-factor): New parameter.
66 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
67 * tree-sra.c: Include cgraph.c.
68 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
69 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
70 and grp_not_necessarilly_dereferenced.
71 (func_param_count): New variable.
72 (encountered_apply_args): New variable.
73 (bb_dereferences): New variable.
74 (final_bbs): New variable.
75 (no_accesses_representant): New variable.
76 (no_accesses_p): New function.
77 (dump_access): Dump the new fields.
78 (sra_initialize): Set encountered_apply_args to false.
79 (get_ssa_base_param): New function.
80 (mark_parm_dereference): New function.
81 (create_access): Caring for INIDRECT_REFs and different handling of
82 varialble length accesses in early IPA SRA. Store the stmt - a new
83 parameter - to the new access.
84 (build_access_from_expr_1): New parameter stmt, passed to
85 create_access. Handle INDIRECT_REFs.
86 (build_access_from_expr): Pass the current statement to
87 build_access_from_expr_1.
88 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
90 (build_accesses_from_assign): Pass the current statement to
91 build_access_from_expr_1. Do not create assign links in IPA-SRA.
92 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
93 final_bbs when necessary. Check for calls to __builtin_apply_args.
94 Fixup EH info if anythng was changed.
95 (is_unused_scalar_param): New function.
96 (ptr_parm_has_direct_uses): New function.
97 (find_param_candidates): New function.
98 (mark_maybe_modified): New function.
99 (analyze_modified_params): New function.
100 (propagate_dereference_distances): New function.
101 (dump_dereferences_table): New function.
102 (analyze_caller_dereference_legality): New function.
103 (unmodified_by_ref_scalar_representative): New function.
104 (splice_param_accesses): New function.
105 (decide_one_param_reduction): New function.
106 (enum ipa_splicing_result): New type.
107 (splice_all_param_accesses): New function.
108 (get_param_index): New function.
109 (turn_representatives_into_adjustments): New function.
110 (analyze_all_param_acesses): New function.
111 (get_replaced_param_substitute): New function.
112 (get_adjustment_for_base): New function.
113 (replace_removed_params_ssa_names): New function.
114 (sra_ipa_reset_debug_stmts): New function.
115 (sra_ipa_modify_expr): New function.
116 (sra_ipa_modify_assign): New function.
117 (convert_callers): New function.
118 (modify_function): New function.
119 (ipa_sra_preliminary_function_checks): New function.
120 (ipa_early_sra): New function.
121 (ipa_early_sra_gate): New function.
122 (pass_early_ipa_sra): New variable.
123 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
125 2009-09-17 Michael Matz <matz@suse.de>
128 * tree.c (build_type_attribute_qual_variant): Export.
129 * tree.h (build_type_attribute_qual_variant): Declare.
130 * tree-inline.c (remap_type_1): Use it to build variants with
131 the original qualifiers and attributes.
133 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
135 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
136 without a fallthrough edge.
138 2009-09-16 DJ Delorie <dj@redhat.com>
140 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
141 chip and ignore the "fast_interrupt" attribute if so.
143 2009-09-16 Richard Henderson <rth@redhat.com>
146 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
149 2009-09-16 Richard Henderson <rth@redhat.com>
152 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
153 is set only if DECL_NO_STATIC_CHAIN is unset.
154 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
155 (FOR_EACH_NEST_INFO): New.
156 (walk_all_functions): Use it.
157 (finalize_nesting_tree): Likewise.
158 (unnest_nesting_tree): Likewise.
159 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
160 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
161 (convert_gimple_call): Early out if gimple_call_chain already set.
162 (convert_all_function_calls): Iterate until no new functions
163 require a static chain.
164 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
165 when building a trampoline. Use dump_function_to_file instead
167 (lower_nested_functions): Open dump_file. Validate that decls
168 that have DECL_NO_STATIC_CHAIN from the front end don't have that
169 bit reset by this pass.
171 2009-09-16 Michael Matz <matz@suse.de>
174 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
175 shorten decl_common_unused.
176 (DECL_RESTRICTED_P): New accessor.
177 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
178 to disambiguate marked decls and restrict pointers.
180 2009-09-16 Richard Henderson <rth@redhat.com>
183 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
185 2009-09-16 Jakub Jelinek <jakub@redhat.com>
187 * integrate.c (set_block_abstract_flags): Call
188 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
190 2009-09-16 Richard Guenther <rguenther@suse.de>
193 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
196 2009-09-16 DJ Delorie <dj@redhat.com>
197 Kaz Kojima <kkojima@gcc.gnu.org>
199 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
200 (sh_expand_prologue): Update calls to output_stack_adjust.
201 (sh_expand_epilogue): Likewise.
203 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
206 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
207 trying to limit the extent of searches in the insn stream.
209 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
210 Jakub Jelinek <jakub@redhat.com>
214 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
216 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
217 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
218 (rs6000_savres_strategy): Always save FP registers inline if the
219 target doesn't support hardware double-precision. Set the above
220 bits in return value when needed.
221 (rs6000_savres_routine_sym): Fix computation for cache selector.
222 Mark the generated symbol as a function. Rename exitp argument to
223 lr. Move code for determining the name of the symbol...
224 (rs6000_savres_routine_name): ...here. New function. Add cases for
225 getting the names right on AIX and 64-bit Linux.
226 (savres_routine_name): New variable.
227 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
228 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
229 on what the target routine uses as a base register. If savep && lr
230 describe saving of r0 into memory slot.
231 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
232 line calls for AIX ABI.
233 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
234 determine FP save/restore functions.
235 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
236 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
238 (rs6000_emit_epilogue): Adjust computation of restore_lr.
239 Duplicate restoration of LR and execute the appropriate one
240 depending on whether GPRs are being restored inline. Set r11 from
241 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
242 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
243 Fix out of line calls for AIX ABI.
244 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
246 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
248 (*restore_gpregs_spe): Likewise.
249 (*return_and_restore_gpregs_spe): Likewise.
250 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
251 Define to empty string unconditionally.
252 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
253 Define to empty string unconditionally.
254 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
257 2009-09-15 Jan Hubicka <jh@suse.cz>
259 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
260 * params.def (inline-insns-auto): Likewise.
262 2009-09-15 Martin Jambor <mjambor@suse.cz>
264 * ipa-inline.c (estimate_function_body_sizes): Dump info about
265 individual statements only at TDF_DETAILS dump level. Format
266 source for 80 characters per line.
268 2009-09-15 Christian Bruel <christian.bruel@st.com>
270 * regrename.c (do_replace): Update REG_DEAD notes.
272 2009-09-15 Revital Eres <eres@il.ibm.com>
274 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
275 * targhooks.c (default_builtin_support_vector_misalignment):
276 New builtin function.
277 * targhooks.h (default_builtin_support_vector_misalignment):
279 * target.h (builtin_support_vector_misalignment):
280 New field in struct gcc_target.
281 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
282 new builtin function.
283 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
285 * config/rs6000/rs6000.c
286 (rs6000_builtin_support_vector_misalignment): New function.
287 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
289 2009-09-15 Jie Zhang <jie.zhang@analog.com>
291 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
293 (bfin_optimize_loop): Likewise.
294 (bfin_gen_bundles): Likewise.
295 (workaround_speculation): Likewise.
296 (find_load): Return NULL_RTX for debug_insn.
298 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
300 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
303 2009-09-14 DJ Delorie <dj@redhat.com>
305 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
306 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
309 2009-09-14 Richard Henderson <rth@redhat.com>
310 Jakub Jelinek <jakub@redhat.com>
312 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
313 * cfgbuild.c (make_edges): Handle asm goto.
314 * cfglayout.c (fixup_reorder_chain): Likewise.
315 * cfgrtl.c (patch_jump_insn): Likewise.
316 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
317 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
318 (gimple_build_asm_vec): Add and use labels parameter.
319 (gimple_build_asm): Remove.
320 (walk_gimple_asm): Walk labels too.
321 * gimple.def (GIMPLE_ASM): Update docs.
322 * gimple.h: Update decls.
323 (struct gimple_statement_asm): Change nc to use unsigned char;
325 (gimple_asm_nlabels): New.
326 (gimple_asm_label_op, gimple_asm_set_label_op): New.
327 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
328 into gimple_build_asm_vec.
329 * jump.c (mark_jump_label_asm): New.
330 (mark_jump_label): Use it.
331 (redirect_jump_1): Handle asm goto.
332 (invert_jump_1): Soft fail if X is null.
333 * recog.c (extract_asm_operands): New.
334 (asm_noperands): Use it; handle asm labels.
335 (decode_asm_operands): Use extract_asm_operands.
336 (asm_operand_ok): Properly handle empty string.
337 * reg-stack.c (get_asm_operands_in_out): Rename from
338 get_asm_operand_n_inputs; use extract_asm_operands; return both
339 inputs and outputs by reference; update all callers.
340 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
341 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
342 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
343 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
344 (extract_asm_operands): Declare.
345 * stmt.c (expand_asm_operands): Add and use labels parameter.
346 (check_unique_operand_names): Likewise.
347 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
348 (expand_asm_stmt): Handle asm labels.
349 * tree-cfg.c (make_gimple_asm_edges): New.
350 (make_edges): Use it.
351 (cleanup_dead_labels): Handle asm labels.
352 (is_ctrl_altering_stmt): Likewise.
353 (gimple_redirect_edge_and_branch): Likewise.
354 * tree.def (ASM_EXPR): Add 5th operand.
355 * tree.h (ASM_LABELS): New.
356 (resolve_asm_operand_names): Update decl.
358 * c-parser.c (c_parser_asm_statement): Parse asm goto.
359 (c_parser_asm_goto_operands): New.
360 * c-tree.h (build_asm_expr): Update decl.
361 * c-typeck.c (build_asm_expr): Add and use labels parameter.
362 * doc/extend.texi: Document asm goto.
364 2009-09-14 Richard Henderson <rth@redhat.com>
366 * except.h: Update declarations.
367 (struct pointer_map_t): Forward declare.
368 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
369 (struct eh_landing_pad_d, eh_landing_pad): New.
370 (struct eh_catch_d, eh_catch): New.
371 (struct eh_region_d): Remove next_region_sharing_label, aka,
372 label, tree_label, landing_pad, post_landing_pad, resume,
373 may_contain_throw. Rename region_number to index. Remove
374 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
375 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
376 (VEC(eh_landing_pad,gc)): New.
377 (struct eh_status): Remove last_region_number. Add lp_array,
378 throw_stmt_table, ttype_data, ehspec_data.
379 (ehr_next, FOR_ALL_EH_REGION_AT): New.
380 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
381 * except.c (lang_protect_cleanup_actions): Return tree.
382 (struct ehl_map_entry): Remove.
383 (init_eh_for_function): Push zero entries for region and lp_array.
384 (gen_eh_region): Add to region_array immediately.
385 (gen_eh_region_catch): Operate on eh_catch objects.
386 (gen_eh_landing_pad): New.
387 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
388 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
389 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
390 (get_eh_landing_pad_from_number_fn): New.
391 (get_eh_landing_pad_from_number): New.
392 (get_eh_region_from_lp_number_fn): New.
393 (get_eh_region_from_lp_number): New.
394 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
395 (get_exception_pointer, get_exception_filter): Remove.
396 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
397 (current_function_has_exception_handlers): Simplify.
398 (bring_to_root, eh_region_replaceable_by_p): Remove.
399 (replace_region, hash_type_list, hash_eh_region): Remove.
400 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
401 (label_to_region_map, num_eh_regions): Remove.
402 (get_next_region_sharing_label, must_not_throw_labels): Remove.
403 (find_exception_handler_labels): Remove.
404 (duplicate_eh_regions_0, find_prev_try): Remove.
405 (struct duplicate_eh_regions_data): New.
406 (duplicate_eh_regions_1): Rewrite.
407 (duplicate_eh_regions): Return a pointer map instead of an
409 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
410 (redirect_eh_edge_to_label): Remove.
411 (eh_region_outermost): Rewrite using eh_region pointers
413 (add_ttypes_entry): Update for ttype_data move to eh_status.
414 (add_ehspec_entry): Rewrite with VEC instead of varray.
415 (assign_filter_values): Likewise. Export.
416 (build_post_landing_pads, connect_post_landing_pads): Remove.
417 (dw2_build_landing_pads): Rewrite to use lp_array.
418 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
419 (sjlj_assign_call_site_values): Rewrite to use lp_array.
420 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
421 (sjlj_mark_call_sites): Update for landing pad numbers.
422 (finish_eh_generation): Rewrite.
423 (gate_handle_eh): Do nothing for no eh tree.
424 (pass_rtl_eh): Move up near finish_eh_generation.
425 (remove_eh_landing_pad): New.
426 (remove_eh_handler): Export.
427 (remove_eh_region, remove_eh_handler_and_replace): Remove.
428 (for_each_eh_label): Rewrite to use lp_array.
429 (make_reg_eh_region_note): New.
430 (make_reg_eh_region_note_nothrow_nononlocal): New.
431 (insn_could_throw_p): New.
432 (copy_reg_eh_region_note_forward): New.
433 (copy_reg_eh_region_note_backward): New.
434 (check_handled, add_reachable_handler): Remove.
435 (reachable_next_level, foreach_reachable_handler): Remove.
436 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
437 (get_eh_region_and_lp_from_rtx): New.
438 (get_eh_region_from_rtx): New.
439 (can_throw_internal_1, can_throw_external_1): Remove.
440 (can_throw_internal): Use get_eh_region_from_rtx.
441 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
442 (insn_nothrow_p, can_nonlocal_goto): New.
443 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
444 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
445 (add_action_record): Use VEC not varray.
446 (collect_one_action_chain): Update for eh_region changes.
447 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
448 Use get_eh_region_and_lp_from_rtx.
449 (gate_convert_to_eh_region_ranges): New.
450 (pass_convert_to_eh_region_ranges): Use it.
451 (push_uleb128, push_sleb128): Use VEC not varray.
452 (output_one_function_exception_table): Likewise.
453 (dump_eh_tree): Update for eh_region changes.
454 (verify_eh_tree): Likewise.
455 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
456 * tree-eh.c: Include target.h.
457 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
458 Don't disallow GIMPLE_RESX; adjust argument check.
459 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
460 (record_stmt_eh_region): Update for landing pad numbers;
461 generate a landing pad if necessary.
462 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
463 (remove_stmt_from_eh_lp_fn): Similarly.
464 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
465 Update for lp numbers; don't special case missing throw_stmt_table.
466 (lookup_expr_eh_lp): Similarly.
467 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
468 (eh_seq, eh_region_may_contain_throw): New.
469 (struct leh_state): Add ehp_region.
470 (struct leh_tf_state): Remove eh_label.
471 (emit_post_landing_pad): New.
472 (emit_resx, emit_eh_dispatch): New.
473 (note_eh_region_may_contain_throw): New.
474 (frob_into_branch_around): Take eh_region not eh label;
475 emit eh code into eh_seq.
476 (honor_protect_cleanup_actions): Early exit for no actions. Don't
477 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
478 lower_eh_must_not_throw. Emit code to eh_seq.
479 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
480 (lower_try_finally_onedest): Likewise.
481 (lower_try_finally_copy): Likewise.
482 (lower_try_finally_switch): Likewise.
483 (lower_try_finally): Initialize ehp_region.
484 (lower_catch): Update for eh_catch objects.
485 (lower_eh_filter): Don't handle must_not_throw.
486 (lower_eh_must_not_throw): New.
487 (lower_cleanup): Don't set eh_label.
488 (lower_eh_constructs_2): Resolve eh builtins.
489 Handle GIMPLE_EH_MUST_NOT_THROW.
490 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
491 Add eh_seq to the end of the function body.
492 (make_eh_dispatch_edges): New.
493 (make_eh_edge): Remove.
494 (make_eh_edges): Simplify for landing pads.
495 (redirect_eh_edge_1): New.
496 (redirect_eh_edge): Use it.
497 (redirect_eh_dispatch_edge): New.
498 (stmt_could_throw_p): Use a switch. Allow RESX.
499 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
500 (stmt_can_throw_internal): Likewise.
501 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
502 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
503 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
504 (gate_refactor_eh): New.
505 (pass_refactor_eh): Use it.
506 (lower_resx, execute_lower_resx, pass_lower_resx): New.
507 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
508 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
509 (remove_unreachable_handlers): Rename from
510 tree_remove_unreachable_handlers; rewrite for landing pads;
511 call remove_eh_handler directly.
512 (remove_unreachable_handlers_no_lp): New.
513 (unsplit_eh, unsplit_all_eh): New.
514 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
515 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
516 (cleanup_empty_eh_unsplit): New.
517 (cleanup_empty_eh): Rewrite.
518 (cleanup_all_empty_eh): New.
519 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
520 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
521 (gate_cleanup_eh): New.
522 (pass_cleanup_eh): Use it.
523 (verify_eh_edges): Move later in file. Expect one EH edge.
524 (verify_eh_dispatch_edge): New.
526 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
527 (gtype-desc.o): Add TARGET_H.
528 (tree.o): Use EXCEPT_H, not except.h.
529 (cfgbuild.o): Add EXPR_H.
530 (GTFILES): Add vecprim.h.
531 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
532 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
533 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
534 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
535 * calls.c (emit_call_1): Use make_reg_eh_region_note.
536 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
537 calls to can_throw_internal.
538 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
539 (make_edges): Don't handle RESX; use can_nonlocal_goto.
540 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
541 (expand_gimple_stmt): Use make_reg_eh_region_note.
542 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
543 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
544 or find_exception_handler_labels.
545 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
546 there is exacly one EH edge. Use can_nonlocal_goto and
548 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
549 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
550 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
551 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
552 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
553 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
554 * dse.c (scan_insn): Use insn_could_throw_p.
555 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
556 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
557 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
558 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
559 EXC_PTR_EXPR or FILTER_EXPR.
560 (tree_expr_nonzero_warnv_p): Likewise.
561 * function.h: Include vecprim.h, not varray.h
562 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
563 move ttype_data and ehspec_data members to struct eh_status; change
564 action_record_data member to a VEC.
565 * gcse.c (hash_scan_set): Use can_throw_internal.
566 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
567 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
568 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
569 (block_may_fallthru): Don't handle RESX_EXPR.
570 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
571 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
572 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
573 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
574 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
575 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
576 (gimple_size): Likewise.
577 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
578 (gimple_build_resx): Use gimple_build_with_ops.
579 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
580 (is_gimple_val): Likewise.
581 (is_gimple_stmt): Remove RESX_EXPR.
582 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
583 (GIMPLE_RESX): Reorder with other EH constructs.
584 * gimple.h (struct gimple_statement_eh_mnt): New.
585 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
586 (gimple_eh_filter_must_not_throw): Remove.
587 (gimple_eh_filter_set_must_not_throw): Remove.
588 (gimple_eh_must_not_throw_fndecl): New.
589 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
590 (is_gimple_resx): New.
591 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
592 Don't copy EH_FILTER_MUST_NOT_THROW.
593 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
594 * ipa-inline.c (estimate_function_body_sizes): Don't try to
595 handle must_not_throw_labels specially.
596 * ipa-pure-const.c (check_call): Update debug statement for LP.
597 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
598 * ipa-utils.c (get_base_var): Likewise.
599 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
600 * lower-subreg.c (move_eh_region_note): Remove.
601 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
602 * omp-low.c (new_omp_context): Update for eh_lp_nr.
603 (create_task_copyfn): Likewise.
604 (maybe_catch_exception): Use gimple_build_eh_filter.
605 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
606 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
607 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
609 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
610 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
611 can_throw_internal, can_nonlocal_goto.
612 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
613 copy_reg_eh_region_note_forward.
614 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
615 (emit_output_reload_insns): Likewise.
616 (copy_eh_notes): Remove.
617 * rtl.def (RESX): Remove.
618 * rtl.h: Update declarations.
619 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
620 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
621 (update_eh_label): Remove.
622 (cleanup_dead_labels_eh): New.
623 (cleanup_deal_labels): Use it instead of update_eh_label.
624 (gimple_merge_blocks): Update landing pad data structure when
625 removing a landing pad label.
626 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
627 test; handle GIMPLE_EH_MUST_NOT_THROW.
628 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
629 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
630 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
631 (verify_stmt): Likewise. Verify landing pads.
632 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
633 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
634 (struct move_stmt_d): Add eh_map.
635 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
636 (move_stmt_r): Remap eh region numbers in builtin calls,
637 resx and eh_dispatch.
638 (move_block_to_fn): Remove eh_offset parameter. Use
639 maybe_duplicate_eh_stmt_fn.
640 (find_outermost_region_in_block): Operate on eh_region pointers
641 instead of region numbers.
642 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
643 duplicate_eh_regions.
644 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
645 test earlier. Disallow EH landing pads.
646 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
647 * tree-flow.h: Update declarations.
648 (struct tree_ann_common_d): Replace rn with lp_nr.
649 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
650 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
651 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
652 resx and eh_dispatch.
653 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
654 (copy_edges_for_bb): Use make_eh_dispatch_edges.
655 (copy_cfg_body): Expect eh_map instead of eh_region_offset
656 from duplicate_eh_regions.
657 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
658 update RESX; handle EH_DISPATCH.
659 (expand_call_inline): Set eh_lp_nr, not eh_region.
660 (maybe_inline_call_in_expr): Likewise.
661 * tree-inline.h (struct copy_body_data): Replace eh_region with
662 eh_lp_nr, eh_region_offset with eh_map.
663 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
664 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
665 * tree-pretty-print.c (dump_generic_node): Don't handle
666 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
667 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
668 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
669 EXC_PTR_EXPR, FILTER_EXPR.
670 * tree-ssa-operands.c (get_expr_operands): Likewise.
671 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
672 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
673 (ao_ref_init_from_vn_reference): Likewise.
674 * tree-ssa-sink.c (statement_sink_location): Likewise.
675 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
676 (mark_virtual_phi_result_for_renaming): Export. Tidy.
677 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
678 EXC_PTR_EXPR, FILTER_EXPR.
679 (is_exception_related): Remove.
680 (compute_avail): Don't call it.
681 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
682 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
683 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
684 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
686 (build_resx): Remove.
687 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
688 * tree.h: Update declarations.
689 (EH_FILTER_MUST_NOT_THROW): Remove.
690 (struct tree_label_decl): Add eh_landing_pad_nr.
691 (EH_LANDING_PAD_NR): New.
692 * value-prof.c (gimple_ic): Tidy variable names. Update for
694 (gimple_stringop_fixed_value): Tidy variable names. Assert
695 that neither call stmt can throw.
696 * vecprim.h (uchar): New.
697 (VEC(uchar,heap), VEC(uchar,gc)): New.
699 * c-common.c (c_define_builtins): Update call to
700 build_common_builtin_nodes.
701 * c-parser.c (c_parse_file): Don't call
702 default_init_unwind_resume_libfunc.
704 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
706 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
707 (mips_cprestore_address_p): Likewise.
708 (mips_save_gp_to_cprestore_slot): Likewise.
709 (mips_restore_gp): Rename to...
710 (mips_restore_gp_from_cprestore_slot): ...this.
711 (mips_must_initialize_gp_p): Declare.
712 (mips_emit_save_slot_move): Likewise.
713 (mips_output_load_label): Return nothing.
714 (mips_eh_uses): Declare.
715 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
716 (TARGET_CPRESTORE_DIRECTIVE): New macro.
717 (TARGET_ABSOLUTE_JUMPS): Likewise.
719 (FIRST_PSEUDO_REGISTER): Update comment.
720 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
721 (MIPS_CALL): ...here.
722 (REGISTER_NAMES): Add $cprestore.
723 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
724 Add load_label_length, has_inflexible_gp_insn_p,
725 has_flexible_gp_insn_p, must_initialize_gp_p and
726 must_restore_gp_when_clobbered_p.
727 (mips_expand_call): Don't generate split instructions here.
728 (mips_split_call): Update the call to mips_restore_gp after
729 the above name change.
730 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
731 (mips_find_gp_ref): New function.
732 (mips_insn_has_inflexible_gp_ref_p): Likewise.
733 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
734 (mips_insn_has_flexible_gp_ref_p): Likewise.
735 (mips_cfun_has_flexible_gp_ref_p): Likewise.
736 (mips_function_has_gp_insn): Delete.
737 (mips_global_pointer): Drop the df_regs_ever_live_p check.
738 Use the new functions above. Only return INVALID_REGNUM
739 for TARGET_ABSOLUTE_JUMPS.
740 (mips_must_initialize_gp_p): New function.
741 (mips_get_cprestore_base_and_offset): New function, extracted from...
742 (mips_cprestore_slot): ...here. Take a bool parameter.
743 (mips_cfun_has_cprestore_slot_p): New function.
744 (mips_cprestore_address_p): Likewise.
745 (mips_save_gp_to_cprestore_slot): Likewise.
746 (mips_restore_gp): Rename to...
747 (mips_restore_gp_from_cprestore_slot): ...this. Assert
748 epilogue_completed. Update the call to mips_cprestore_slot.
749 Test cfun->machine->must_restore_gp_when_clobbered_p.
750 (mips_direct_save_slot_move_p): New function.
751 (mips_emit_save_slot_move): Likewise.
752 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
753 of cfun->machine->global_pointer.
754 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
755 (mips_save_reg): Use mips_emit_save_slot_move.
756 (mips_expand_prologue): Set must_initialize_gp_p.
757 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
758 for all cprestore saves. Emit a use_cprestore instruction after
759 setting up the cprestore slot.
760 (mips_restore_reg): Use mips_emit_save_slot_move.
761 (mips_process_load_label): New function.
762 (mips_load_label_length): Likewise.
763 (mips_output_load_label): Don't return asm: output it here instead.
764 Use mips_process_load_label.
765 (mips_adjust_insn_length): Adjust the length of branch instructions
766 that have length MAX_PIC_BRANCH_LENGTH.
767 (mips_output_conditional_branch): Update the call to
768 mips_output_load_label. Assume the branch target is OPERANDS[0]
769 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
770 (mips_output_order_conditional_branch): Swap the meaning of
771 OPERANDS[0] and OPERANDS[1].
772 (mips_variable_issue): Don't count ghost instructions.
773 (mips_expand_ghost_gp_insns): New function.
774 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
775 (mips_output_mi_thunk): Set must_initialize_gp_p.
776 (mips_eh_uses): New function.
777 * config/mips/predicates.md (cprestore_save_slot_operand)
778 (cprestore_load_slot_operand): New predicates.
779 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
780 (UNSPEC_MOVE_GP): Likewise.
781 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
782 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
783 (CPRESTORE_SLOT_REGNUM): New register.
784 (MAX_PIC_BRANCH_LENGTH): New constant.
785 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
786 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
787 branches. Fix commentary.
788 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
789 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
790 Change type to "ghost".
791 (loadgp_absolute_<mode>): Likewise.
792 (loadgp_rtp_<mode>): Likewise.
793 (copygp_mips16): Likewise.
794 (loadgp_blockage): Remove redundant mode attribute.
795 (potential_cprestore): New instruction.
796 (cprestore): Turn into an unspec set.
797 (use_cprestore): New instruction.
798 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
799 (*branch_fp_inverted): Likewise.
800 (*branch_order<mode>): Likewise.
801 (*branch_order<mode>_inverted): Likewise.
802 (*branch_equality<mode>): Likewise.
803 (*branch_equality<mode>_inverted): Likewise.
804 (*branch_bit<bbv><mode>): Likewise.
805 (*branch_bit<bbv><mode>_inverted): Likewise.
806 (*branch_equality<mode>_mips16): Remove redundant mode.
807 (jump): Turn into a define_expand.
808 (*jump_absolute): New instruction.
809 (*jump_pic): Likewise.
810 (*jump_mips16): Rename previously-unnamed pattern. Remove
811 redundant mode attribute.
812 (restore_gp): Split on epilogue_completed rather than
813 reload_completed. Change type to "ghost".
814 (move_gp<mode>): New instruction.
815 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
816 Remove redundant mode attribute.
817 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
818 (bc1any4f, bc1any2t, bc1any2f): Likewise.
819 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
821 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
824 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
825 are returned in the same register (vs34 or v2) that Altivec vector
826 types are returned in.
827 (rs6000_libcall_value): Ditto.
830 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
831 instead of explicit addsi3/adddi3 calls.
832 (rs6000_split_multireg_move): Ditto.
833 (rs6000_emit_allocate_stack): Ditto.
834 (rs6000_emit_prologue): Ditto.
835 (rs6000_output_mi_thunk): Ditto.
837 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
838 size is 64 bits if we can use 64-bit registers.
840 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
842 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
845 From Jie Zhang <jie.zhang@analog.com>:
846 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
847 save FP and RETS with saveall attribute.
848 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
849 with saveall attribute.
851 * config/bfin/bfin.c (bfin_expand_builtin,
852 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
855 From Jie Zhang <jie.zhang@analog.com>:
856 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
857 before use in two places.
858 * config/bfin/bfin.md (AREG): Define mode iterator.
859 (reload_in, reload_out): Use mode iterator AREG.
861 2009-09-14 Richard Guenther <rguenther@suse.de>
864 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
867 2009-09-13 Richard Guenther <rguenther@suse.de>
868 Rafael Avila de Espindola <espindola@google.com>
870 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
871 (LANG_HOOKS_EH_PERSONALITY): Likewise.
872 (LANG_HOOKS_INITIALIZER): Adjust.
873 (lhd_pass_through_t): Declare.
874 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
876 * langhooks.c (lhd_pass_through_t): New function.
877 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
878 dwarf2out_begin_prologue): Use personality from current_function_decl.
879 * expr.h (get_personality_function): Declare.
880 * expr.c (get_personality_function): New function.
881 (build_personality_function): Likewise.
882 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
883 (eh_personality_libfunc): Remove.
884 * optabs.c (build_libfunc_function): New function split out from ...
885 (init_one_libfunc): ... here.
886 * tree.h (DECL_FUNCTION_PERSONALITY): New.
887 (tree_function_decl): Add personality.
888 (lhd_gcc_personality): Declare.
889 (build_personality_function): Likewise.
890 * tree.c (gcc_eh_personality_decl): New.
891 (lhd_gcc_personality): New function.
892 * except.h (lang_eh_runtime_type): Remove.
893 (enum eh_personality_kind): New.
894 (build_personality_function): Declare.
895 (function_needs_eh_personality): Declare.
896 * except.c (lang_eh_runtime_type): Remove.
897 (function_needs_eh_personality): New function.
898 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
899 (sjlj_emit_function_enter, output_function_exception_table):
900 Use personality from current_function_decl.
901 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
902 * tree-inline.c (tree_can_inline_p): Do not inline across different
904 (expand_call_inline): Likewise. Adjust the callers EH personality.
905 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
906 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
907 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
908 (c-parser.o): Likewise
909 * c-tree.h (c_eh_initialized_p): Remove.
910 (c_maybe_initialize_eh): Likewise.
911 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
912 (finish_decl): Don't call c_maybe_initialize_eh.
913 (c_eh_initialized_p): Remove.
914 (c_maybe_initialize_eh): Likewise.
915 * c-parser.c (c_parser_omp_construct): Likewise.
916 (c_parse_file): Initialize exception handling.
918 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
920 * config.gcc (tm_file): Remove i386/biarch32.h
921 for i?86-w64-mingw* case.
922 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
924 * config.host: Set for x64 mingw the option
925 use_long_long_for_widest_fast_int to yes.
927 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
929 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
930 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
931 (dbxout_begin_function): Likewise.
932 * final.c (dwarf2_debug_info_emitted_p): New predicate.
933 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
935 (final_end_function): Likewise.
936 (final_scan_insn): Likewise.
937 (rest_of_handle_final): Likewise.
938 * varasm.c (assemble_start_function): Likewise.
939 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
941 2009-09-12 Jason Merrill <jason@redhat.com>
943 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
944 * opts.c (common_handle_option): constify.
946 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
948 * doc/install.texi (avr): Remove obsolete reference site.
950 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
952 * doc/install.texi (Binaries): Adjust AIX link.
954 2009-09-12 Akim Demaille <demaille@gostai.com>
956 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
957 Use an imperative sentence.
959 2009-09-11 Richard Henderson <rth@redhat.com>
961 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
962 structure-name and has-tree-operands arguments; update all entries.
963 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
965 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
966 (gsstruct_code_size): New.
967 (gss_for_code_): New.
968 (gss_for_code): Remove.
969 (gimple_size): Rewrite using gsstruct_code_size.
970 (gimple_statement_structure): Move to gimple.h.
971 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
972 (gss_for_code, gimple_statement_structure): New.
973 (gimple_ops): Use new arrays; tidy.
975 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
977 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
978 operand to be a PLUS expression.
979 * config/pa/pa.c (pa_secondary_reload): Likewise.
981 2009-09-11 Jakub Jelinek <jakub@redhat.com>
983 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
985 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
988 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
990 From Jie Zhang <jie.zhang@analog.com>:
991 * doc/extend.texi (node Function Attributes): Document l2
993 (node Blackfin Variable Attributes): Document l2 variable attributes.
995 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
997 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
998 to match the system compiler's configuration at inflection point.
999 Add comment to remark a remaining difference with system compiler.
1001 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
1002 * configure: Regenerate.
1004 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1006 From Jie Zhang <jie.zhang@analog.com>:
1007 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
1008 (bfin_handle_l2_attribute): New.
1009 (bfin_attribute_table): Add l2 attribute.
1011 2009-09-11 Michael Matz <matz@suse.de>
1014 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
1015 on the local_decls list.
1017 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
1021 * cselib.c (cselib_expand_value_rtx_cb): Document callback
1023 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
1024 for VALUEs, to implement the documented interface.
1025 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
1026 Adjust for VALUEs and anything else, to implement the
1027 documented interface.
1029 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
1031 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
1032 with actual SPE/paired vector modes before using 64-bit alignment.
1033 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
1035 2009-09-10 DJ Delorie <dj@redhat.com>
1037 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
1040 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
1041 * config/mep/mep.c (mep_legitimate_constant_p): New.
1042 * config/mep/mep-protos.h: Prototype it.
1044 2009-09-10 Richard Henderson <rth@redhat.com>
1046 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
1048 2009-09-10 Jason Merrill <jason@redhat.com>
1050 * tree.c (chain_index): New fn.
1051 * tree.h: Declare it.
1053 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1055 * config/sol2-c.c (cmn_err_length_specs): Initialize
1056 scalar_identity_flag.
1058 2009-09-10 Richard Henderson <rth@redhat.com>
1060 * tree.h (struct tree_decl_common): Move align member earlier;
1061 move label_decl_uid member ...
1062 (struct tree_label_decl): ... here.
1063 (LABEL_DECL_UID): Update to match.
1065 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
1068 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
1069 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
1071 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
1072 dest_prev if the edge is complex.
1074 * tree-cfg.c (is_ctrl_stmt): Use a switch.
1076 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
1077 loop latch tests earlier.
1079 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
1080 before GIMPLE_RETURN, not after its predecessor; insert
1083 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
1084 gimple_seq_empty_p to test for no PHI nodes.
1085 * tree-cfg.c (split_critical_edges): Likewise.
1087 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
1089 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1091 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
1092 introduced by the VTA branch merge.
1094 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1096 * ira-conflicts.c: Use fputs or putc instead of fprintf
1100 * tree-switch-conversion.c: Ditto.
1102 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1104 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
1105 introduced by the VTA branch merge.
1107 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1110 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1112 PR rtl-optimization/39779
1113 * expr.c (convert_modes): Return when mode == oldmode after
1114 CONST_INTs are processed.
1116 2009-09-10 Nick Clifton <nickc@redhat.com>
1118 * config/mep/mep.c (mep_encode_section_info): Copy weakness
1119 attribute and referring decl when creating renamed symbol.
1121 2009-09-10 Richard Guenther <rguenther@suse.de>
1124 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
1126 (cgraph_finalize_compilation_unit): Compute reachability
1127 before emitting thunks. Properly process aliases before
1128 possibly removing unreachable nodes.
1130 2009-09-10 Richard Guenther <rguenther@suse.de>
1133 * tree.c (struct free_lang_data_d): Add worklist member.
1134 (find_decls_types_r): Push onto the worklist instead of recursing.
1135 Handle TREE_BINFOs properly.
1136 (find_decls_types): New function wrapped around find_decls_types_r
1137 to process the worklist.
1138 (find_decls_types_in_eh_region): Use it.
1139 (find_decls_types_in_node): Likewise.
1140 (find_decls_types_in_var): Likewise.
1141 (free_lang_data_in_cgraph): Likewise. Free the worklist.
1142 * tree.h (RECORD_OR_UNION_TYPE_P): New.
1143 (AGGREGATE_TYPE_P): Adjust.
1145 2009-09-09 Jason Merrill <jason@redhat.com>
1147 * configure.ac: Check glibc version even if we have an in-tree
1150 2009-09-09 Anthony Green <green@moxielogic.com>
1152 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
1153 the constant 0 when appropriate.
1154 * config/moxie/constraints.md: Add constraint O.
1156 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
1157 to pass up to 6 32-bit argument values in registers.
1158 (moxie_function_arg): Ditto.
1159 (moxie_arg_partial_bytes): Ditto.
1160 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
1161 (REG_PARM_STACK_SPACE): Ditto.
1162 (FUNCTION_ARG_REGNO_P): Ditto.
1164 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1165 instruction to allocate stack space.
1167 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1169 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
1170 unnecessarily stringent constraints. Fix address
1171 calculation in the splitters.
1173 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1175 PR rtl-optimization/39779
1176 * expr.c (convert_modes): Return when mode == oldmode after
1177 CONST_INTs are processed.
1179 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
1182 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
1183 (ix86_expand_prologue): Take frame.padding0 into logic of
1185 (ix86_expand_epilogue): Likewise.
1187 2009-09-09 Jakub Jelinek <jakub@redhat.com>
1189 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
1191 (SHLIB_LINK, SHLIB_INSTALL): Use them.
1192 * config/t-slibgcc-libgcc: New file.
1193 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
1195 2009-09-09 Martin Jambor <mjambor@suse.cz>
1197 PR tree-optimization/41089
1198 * tree-sra.c (find_var_candidates): Do not consider va_lists in
1201 2009-09-09 Richard Henderson <rth@redhat.com>
1203 * gimple.h (CASE_GIMPLE_OMP): New.
1204 (is_gimple_omp): Use it.
1205 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
1206 (verify_gimple_debug): Likewise.
1208 2009-09-09 Richard Guenther <rguenther@suse.de>
1210 PR tree-optimization/41101
1211 * tree-ssa-pre.c (maximal_set): Remove.
1212 (compute_antic_aux): Treat the maximal set as implicitly all ones.
1213 Defer all blocks we didn't visit at least one successor.
1214 (add_to_exp_gen): Do not add to the maximal set.
1215 (make_values_for_phi): Likewise.
1216 (compute_avail): Likewise.
1217 (init_pre): Do not allocate the maximal set.
1218 (execute_pre): Do not dump it.
1220 2009-09-09 Martin Jambor <mjambor@suse.cz>
1222 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
1223 an SSA_NAME rather than a is_gimple_variable.
1225 2009-09-09 Richard Guenther <rguenther@suse.de>
1228 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
1229 code dealing with plain pointer bases.
1230 (maybe_fold_offset_to_reference): Likewise.
1231 (maybe_fold_stmt_addition): Adjust.
1233 2009-09-09 Richard Guenther <rguenther@suse.de>
1235 * tree.c (free_lang_data_in_type): Do not free the type variant
1237 (free_lang_data): Merge char_type_node with its properly signed
1239 (pass_ipa_free): Collect after freeing language specific data.
1241 2009-09-09 Michael Matz <matz@suse.de>
1244 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
1245 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
1246 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
1249 2009-09-08 DJ Delorie <dj@redhat.com>
1251 * config/mep/mep.c (conversions[]): Add "ml" pattern.
1253 2009-09-04 Jason Merrill <jason@redhat.com>
1255 * tree.c (tree_find_value): Remove.
1256 * tree.h: Remove prototype.
1257 * varasm.c (assemble_external): Use value_member instead.
1259 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1261 * toplev.c (process_options): Choose default debugging type when
1262 gtoggle enables debug info and type is unset.
1264 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1268 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
1271 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1273 * configure: Rebuilt with modified libtool.m4.
1275 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1280 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
1282 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1284 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
1285 (remove_statement): Likewise.
1286 (rewrite_use_nonlinear_expr): Adjust.
1287 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
1288 * tree-ssa.c (release_defs_bitset): ... this. New.
1289 * tree-flow.h (release_defs_bitset): Declare.
1291 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1294 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
1295 in the middle block.
1297 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
1299 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
1300 via intptr_t to long type.
1301 (insert_operand_rank): Cast long type via intptr_t to
1303 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
1305 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
1306 from pointer to unsigned via uintptr_t.
1308 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
1309 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
1311 * configure: Regenerated.
1312 * config.in: Regenerated
1313 * system.h (stdint.h): Add include.
1314 (inttypes.h): Likewise.
1315 * Makefile.in (aclocal): Add config/stdint.m4.
1316 * aclocal.m4: Regenerated.
1318 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
1320 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
1322 (note_np_check_stores): New function.
1323 (harmless_null_pointer_p): New function.
1324 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
1325 changed. Take into account whether we're in the shadow of a condjump
1326 that tested NP_REG for NULL.
1327 Lose all code that tested for SEQUENCEs.
1328 (workaround_speculation): Avoid inserting NOPs for loads that are
1329 either always executed or a NULL pointer.
1331 2009-09-08 Jan Hubicka <jh@suse.cz>
1333 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
1334 * params.def (early-inlining-insns): Likewise.
1336 2009-09-08 Jakub Jelinek <jakub@redhat.com>
1338 PR rtl-optimization/41239
1339 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
1340 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
1342 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
1343 across calls, as the calls might not always return normally.
1344 (call_may_noreturn_p): New function.
1345 (deps_analyze_insn): Update last_function_call_may_noreturn list.
1346 (init_deps): Initialize it.
1347 (remove_from_deps): Also remove calls from
1348 last_function_call_may_noreturn list.
1350 2009-09-07 Richard Henderson <rth@redhat.com>
1352 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
1353 more VR->OPERANDS than LHS operands. Free LHS before returning.
1355 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1357 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
1358 (attr "addrtype"): New member "spreg".
1359 Use it if mem_spfp_address_operand is true for the address.
1360 (attr "type"): New entry "stall".
1361 (cpu_unit "load"): New.
1362 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
1364 (insn_reservation "loadsp"): New.
1365 (insn_reservation "load_stall1"): New.
1366 (insn_reservation "load_stall3"): New.
1368 * config/bfin/predicates.md (const1_operand, const3_operand): New.
1369 (mem_p_address_operand): Exclude stack and frame pointer based
1371 (mem_spfp_address_operand): New; match them here.
1372 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
1373 (bfin_reorg): Call it if scheduling insns.
1374 (bfin_gen_bundles): Remove dummy insns created by
1375 add_sched_insns_for_speculation.
1377 From Jie Zhang <jie.zhang@analog.com>:
1378 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
1379 bfin_si_revision, bfin_workarounds): Move these ...
1380 * config/bfin/bfin.h: ... here.
1382 From Mike Frysinger <michael.frysinger@analog.com>
1383 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
1384 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
1385 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
1386 bf547m, bf548m, and bf549m.
1387 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
1388 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
1389 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
1390 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
1391 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1392 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
1393 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1394 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1395 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
1396 bf542m, bf544m, bf547m, bf548m, and bf549m.
1398 From Jie Zhang <jie.zhang@analog.com>:
1399 * config/bfin/predicates.md (p_register_operand): New predicate.
1400 (dp_register_operand): New predicate.
1401 * config/bfin/bfin-protos.h (WA_05000074): Define.
1402 (ENABLE_WA_05000074): Define.
1403 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
1404 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
1405 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
1406 (define_attr addrtype): Allow load/store register to be P register.
1407 (define_attr storereg): New.
1408 (define_cpu_unit anomaly_05000074): New.
1409 (define_insn_reservation dsp32shiftimm): New.
1410 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
1411 (define_insn_reservation loadp): Cannot use slot2.
1412 (define_insn_reservation loadsp): Cannot use slot2.
1413 (define_insn_reservation storep): Cannot use slot2. Does not
1414 apply when working around 05000074.
1415 (define_insn_reservation storep_anomaly_05000074): New.
1416 (define_insn_reservation storei): Does not apply when working
1418 (define_insn_reservation storei_anomaly_05000074): New.
1419 (define_attr length): Add dsp32shiftimm case.
1420 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
1421 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
1422 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
1423 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
1424 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
1426 2009-09-07 Martin Jambor <mjambor@suse.cz>
1429 * tree-sra.c (create_artificial_child_access): Return NULL if
1430 build_ref_for_offset fails.
1431 (propagate_subacesses_accross_link): Allow build_ref_for_offset
1432 and create_artificial_child_access to fail.
1434 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1437 * unwind-dw2.c (uw_init_context_1): Mark noinline.
1438 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
1439 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
1441 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1443 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
1444 block, ensure it has an exit edge. Emit a barrier after a jump.
1446 2009-09-07 Nick Clifton <nickc@redhat.com>
1448 * gcc.c (this_is_linker_script): New variable. Like
1449 this_is_library_file but for the %T constructor.
1450 (end_going_arg): If this_is_linker_script is set then locate the
1451 script and insert a --script switch before it
1452 (do_spec_2): Initialise this_is_linker_script.
1453 (do_spec_1): Likewise. Handle %T construct.
1454 (eval_spec_function): Preserve this_is_linker_script.
1455 * doc/invoke.texi: Document %T construct in spec files.
1456 * config/m32c/m32c.h (LIB_SPEC): Use it.
1458 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1460 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
1461 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
1462 when volatile flag is set.
1463 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
1465 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
1468 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
1469 (combine_stack_adjustments_for_block): Allow insns between stack
1470 adjustments and stores with corresponding pre-(dec|inc)rement or
1471 pre-modify operation.
1473 2009-09-06 Jakub Jelinek <jakub@redhat.com>
1476 * combine-stack-adj.c (struct csa_memlist): Rename to...
1477 (struct csa_reflist): ... this. Rename mem field to ref.
1478 (free_csa_memlist): Rename to...
1479 (free_csa_reflist): ... this.
1480 (record_one_stack_memref): Rename to...
1481 (record_one_stack_ref): ... this. Handle also REG_P.
1482 (try_apply_stack_adjustment): Handle also REG_P.
1483 (struct record_stack_memrefs_data): Rename to...
1484 (struct record_stack_refs_data): ... this. Rename memlist field to
1486 (record_stack_memrefs): Rename to...
1487 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
1488 subexpressions instead of failing when a MEM contains SP references.
1489 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
1490 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
1492 2009-09-06 Richard Guenther <rguenther@suse.de>
1495 * tree.c (build_array_type): Do not record types marked
1496 with structural equality in the canonical type hashtable.
1498 2009-09-06 Richard Guenther <rguenther@suse.de>
1501 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
1503 2009-09-05 Richard Guenther <rguenther@suse.de>
1506 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
1508 2009-09-05 Richard Guenther <rguenther@suse.de>
1511 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
1513 2009-09-05 Richard Guenther <rguenther@suse.de>
1516 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
1517 before comparing function argument types.
1519 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1522 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
1525 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1528 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
1530 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
1531 locators before emit_insn is called.
1533 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
1536 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
1537 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
1538 (reginfo_init): Don't call allocate_reg_info.
1540 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1543 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
1544 NONDEBUG_INSN_P instead of INSN_P.
1546 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1549 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
1551 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1554 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
1555 pattern of the split.
1557 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1559 * toplev.c (process_options): Move setter of flag_var_tracking
1560 before other tests that depend on it. Move down setter of
1561 flag_rename_registers. Don't enable var-tracking-assignments
1562 by default if selective scheduling is enabled. Warn if both
1565 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1567 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
1568 comment. Use switch statement to catch overlaps between rtx
1569 and tree codes. Accept FUNCTION_DECLs in addition to those in...
1570 (IS_DECL_CODE): ... here. Remove.
1571 (check_value_is_not_decl): Remove.
1572 (dv_from_decl, dv_from_value): Check after conversion.
1574 2009-09-04 Richard Guenther <rguenther@suse.de>
1577 * (cgraph_finalize_compilation_unit): Move finalizing aliases
1578 after emitting tunks. Move emitting thunks and ctors from ...
1579 (cgraph_optimize): ... here. Remove redundant
1580 cgraph_analyze_functions.
1581 * varasm.c (find_decl_and_mark_needed): Remove no longer
1583 (finish_aliases_1): Adjust check for thunk aliases.
1585 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
1587 * config/arm/arm.md (ctzsi2): Added braces
1588 to avoid warning that broke booststrap.
1590 2009-09-04 Martin Jambor <mjambor@suse.cz>
1592 PR tree-optimization/41112
1593 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
1594 handle variable-bounded arrays.
1595 (expr_with_var_bounded_array_refs_p): New function.
1596 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
1598 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
1600 * config/s390/2097.md: Removed two incorrect bypasses.
1601 (z10_fsimpdf): Fixed latency.
1602 (z10_fhex): New insn_reservation.
1603 (z10_floaddf): Fixed latency.
1604 (z10_floadsf): Fixed latency.
1605 (z10_ftrunctf): Fixed latency.
1606 (z10_ftruncdf): Fixed latency.
1607 * config/s390/s390.c (z10_cost): Fixed values.
1608 (s390_adjust_priority): Added z10 path.
1609 * config/s390/s390.md (type): Added fhex.
1610 (*mov<mode>_64dfp): Updated type attribute.
1611 (*mov<mode>_64): Updated type attribute.
1612 (*mov<mode>_31): Updated type attribute.
1613 (*mov<mode>"): Likewise.
1614 * config/s390/2084.md (x_fsimpdf): Updated condition.
1616 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
1618 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
1619 RTXs in the predicate for operand 1.
1621 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
1623 * config/arm/arm.md (UNSPEC_RBIT): New constant.
1624 (rbitsi2): New insn.
1625 (ctzsi2): New expand.
1626 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
1628 2009-09-03 Martin Jambor <mjambor@suse.cz>
1630 * tree-sra.c (duplicate_expr_for_different_base): Removed.
1631 (create_artificial_child_access): Use build_ref_for_offset instead
1632 of duplicate_expr_for_different_base.
1633 (propagate_subacesses_accross_link): Likewise.
1635 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
1637 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
1639 (mips16e_collect_argument_saves): Skip debug instructions.
1640 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
1641 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
1642 (r10k_insert_cache_barriers): Likewise.
1643 (mips_reorg_process_insns): Likewise.
1645 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
1648 * ira.c (update_equiv_reg): Remove check on class likely spill.
1650 2009-09-03 Jakub Jelinek <jakub@redhat.com>
1653 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
1654 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
1658 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
1659 the stack slot if it is passed by invisible reference.
1660 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
1661 by invisible reference.
1663 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1665 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1666 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1667 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
1669 * config/bfin/sync.md: New file.
1670 * config/bfin/bfin.md: Include it.
1671 (UNSPEC_ATOMIC): New.
1672 (UNSPEC_ONES): Provide a unique number.
1674 From Jie Zhang <jie.zhang@analog.com>:
1675 * config/bfin/bfin.c (ret_regs): New.
1676 (must_save_fp_p): Don't return true because of frame_pointer_needed.
1677 (must_save_rets_p): New.
1678 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
1679 current_function_is_leaf.
1680 (do_link): Likewise.
1681 (do_unlink): Likewise.
1682 (expand_interrupt_handler_prologue): Use ret_regs array.
1683 (expand_interrupt_handler_epilogue): Use ret_regs array and
1684 pass return register to gen_return_internal.
1685 (bfin_expand_epilogue): Pass return register to
1686 gen_return_internal.
1687 (bfin_expand_call): Explicitly clobber RETS.
1688 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
1689 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
1690 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
1691 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
1693 (return_internal): Take a reg rtx rather than the register number.
1695 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
1697 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
1698 when comparing against estimated_loop_iterations_int return.
1700 2009-09-03 Richard Guenther <rguenther@suse.de>
1702 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
1703 eh_personality_libfunc.
1705 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1707 * tree-parloops.c (separate_decls_in_region): Add space.
1709 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1711 * tree-parloops.c (separate_decls_in_region): Change the condition
1712 checking if there are reductions in the loop.
1714 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1716 PR tree-optimization/38275
1717 * tree-parloops.c (parallelize_loops): Replace profitability condition
1718 for expected number of iterations.
1720 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1722 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
1723 (bootstrap-debug): Explain conditions in which it becomes default.
1724 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
1727 2009-09-03 Namhyung Kim <namhyung@gmail.com>
1729 * doc/invoke.texi (Optimize Options): Move
1730 -finline-small-functions to the -O2 list.
1732 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1734 * toplev.c (process_options): Enable var-tracking-assignments
1735 by default if var-tracking is enabled.
1737 2009-09-02 David Daney <ddaney@caviumnetworks.com>
1739 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
1741 * emit-rtl.c (prev_nonnote_insn_bb): New function.
1742 * rtl.h (prev_nonnote_insn_bb): Declare it.
1744 2009-09-03 Diego Novillo <dnovillo@google.com>
1746 * cgraph.c (cgraph_node_for_decl): New.
1747 * cgraph.h (cgraph_node_for_decl): Declare.
1748 * tree.c (host_integerp): Return 0 if T is NULL.
1750 2009-09-03 Diego Novillo <dnovillo@google.com>
1752 * tree.h (struct alias_pair): Move from varasm.c.
1753 (alias_pairs): Likewise.
1754 (TYPE_MAXVAL): Define.
1755 (TYPE_MINVAL): Define.
1756 (iterative_hash_host_wide_int): Declare.
1757 (remove_unreachable_alias_pairs): Declare.
1758 * tree-pass.h (pass_ipa_free_lang_data): Declare.
1759 * diagnostic.c (default_diagnostic_starter): Make extern.
1760 (default_diagnostic_finalizer): Make extern.
1761 * diagnostic.h (default_diagnostic_starter): Declare.
1762 (default_diagnostic_finalizer): Declare.
1763 (default_tree_printer): Declare.
1764 * toplev.c (default_tree_printer): Make extern.
1766 2009-09-03 Richard Guenther <rguenther@suse.de>
1767 Diego Novillo <dnovillo@google.com>
1769 * cgraph.c (cgraph_add_new_function): Remove gimplification.
1770 * cgraphunit.c (cgraph_expand_function): Do not emit
1771 associated thunks from here.
1772 (cgraph_emit_thunks): New.
1773 (cgraph_optimize): Call it.
1774 Return if any IPA pass finds an error.
1775 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
1778 2009-09-03 Simon Baldwin <simonb@google.com>
1779 Rafael Espindola <espindola@google.com>
1780 Richard Guenther <rguenther@suse.de>
1781 Doug Kwan <dougkwan@google.com>
1782 Diego Novillo <dnovillo@google.com>
1784 * tree.c: Include tree-pass.h, langhooks-def.h,
1785 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
1786 (free_lang_data_in_type): New.
1787 (need_assembler_name_p): New.
1788 (free_lang_data_in_block): New.
1789 (free_lang_data_in_decl): New.
1790 (struct free_lang_data_d): New.
1791 (add_tree_to_fld_list): New.
1792 (find_decls_types_r): New.
1793 (get_eh_types_for_runtime): New.
1794 (find_decls_types_in_eh_region): New.
1795 (find_decls_types_in_node): New.
1796 (find_decls_types_in_var): New.
1797 (free_lang_data_in_cgraph): New.
1798 (free_lang_data): New.
1799 (gate_free_lang_data): New.
1800 (pass_ipa_free_lang_data): New.
1802 2009-09-03 Diego Novillo <dnovillo@google.com>
1804 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
1805 * langhooks.h (struct lang_hooks): Add field free_lang_data.
1806 (lang_hooks): Remove const qualifier.
1807 * ipa.c (cgraph_remove_unreachable_nodes): Call
1808 remove_unreachable_alias_pairs.
1809 * except.c (add_type_for_runtime): Check if TYPE has
1810 already been converted.
1811 (lookup_type_for_runtime): Likewise.
1812 (check_handled): Handle converted types.
1813 * varasm.c (remove_unreachable_alias_pairs): New.
1814 * gimple.c: Include demangle.h.
1815 (gimple_decl_printable_name): New.
1816 (gimple_fold_obj_type_ref): New.
1817 * gimple.h (gimple_decl_printable_name): Declare.
1818 (gimple_fold_obj_type_ref): Declare.
1819 * passes.c (init_optimization_passes): Add pass
1820 pass_ipa_free_lang_data.
1821 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
1822 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
1824 2009-09-03 Diego Novillo <dnovillo@google.com>
1826 * c-lang.c (lang_hooks): Remove const qualifier.
1828 2009-09-02 Loren James Rittle <ljrittle@acm.org>
1830 * doc/install.texi (*-*-freebsd*): Update target information.
1832 2009-09-02 Anatoly Sokolov <aesok@post.ru>
1834 * hard-reg-set.h (call_fixed_regs): Remove.
1835 * reginfo.c (call_fixed_regs): Remove.
1836 (init_reg_sets_1): Remove initialization of call_fixed_regs.
1837 (globalize_reg): Don't use call_fixed_regs.
1838 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
1841 2009-09-01 Michael Matz <matz@suse.de>
1843 * expr.h (emit_storent_insn, expand_expr_real_1,
1844 expand_expr_real_2): Declare.
1845 * expr.c (emit_storent_insn, expand_expr_real_1,
1846 expand_expr_real_2): Export.
1847 (store_expr): Setting and evaluating dont_return_target is useless.
1848 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
1849 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
1850 * except.c (expand_resx_expr): Rename to ...
1851 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
1852 * except.h (expand_resx_stmt): Declare.
1853 * stmt.c: Add include gimple.h
1854 (expand_asm_expr): Rename to ...
1855 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
1856 (expand_case): Rewrite to take gimple statement.
1857 * tree.h (expand_asm_stmt): Declare.
1858 (expand_case): Change prototype.
1859 * Makefile.in (stmt.o): Depend on gimple.h.
1860 * builtins.c (expand_builtin_synchronize): Build gimple asm
1861 statement, not an ASM_EXPR.
1862 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
1863 gimple_to_tree, release_stmt_tree): Remove.
1864 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
1865 ggc_free, but hold comparison code and operands separately.
1866 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
1867 (expand_call_stmt, expand_gimple_stmt_1,
1868 expand_gimple_stmt): New helpers.
1869 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
1870 release_stmt_tree. Call expand_gimple_stmt instead.
1871 (expand_gimple_basic_block): Ditto.
1873 * calls.c (emit_call_1): Don't look at EH regions here, make
1874 fntree parameter useless.
1875 (expand_call): New local rettype for TREE_TYPE(exp), use it
1876 throughout. Remove local p, use addr instead.
1877 Don't look at EH regions here.
1879 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
1881 * doc/invoke.texi (-fsched-pressure): Document it.
1882 (-fsched-reg-pressure-heuristic): Remove it.
1884 * reload.c (ira.h): Include.
1885 (find_reloads): Add choosing reload on number of small spilled
1888 * haifa-sched.c (ira.h): Include.
1889 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
1890 saved_reg_pressure, curr_reg_live, saved_reg_live,
1891 region_ref_regs): New variables.
1892 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
1893 initiate_reg_pressure_info, setup_ref_regs,
1894 initiate_bb_reg_pressure_info, save_reg_pressure,
1895 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
1897 (setup_insn_reg_pressure_info): New function.
1898 (rank_for_schedule): Add pressure checking and insn issue time.
1899 Remove comparison of insn reg weights.
1900 (ready_sort): Set insn reg pressure info.
1901 (update_register_pressure, setup_insn_max_reg_pressure,
1902 update_reg_and_insn_max_reg_pressure,
1903 sched_setup_bb_reg_pressure_info): New functions.
1904 (schedule_insn): Add code for printing and updating reg pressure info.
1905 (find_set_reg_weight, find_insn_reg_weight): Remove.
1906 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
1907 (debug_ready_list): Print reg pressure info.
1908 (schedule_block): Ditto. Check insn issue time.
1909 (sched_init): Set up sched_pressure_p. Allocate and set up some
1910 reg pressure related info.
1911 (sched_finish): Free some reg pressure related info.
1912 (fix_tick_ready): Make insn always ready if pressure_p.
1913 (init_h_i_d): Don't call find_insn_reg_weight.
1914 (haifa_finish_h_i_d): Free insn reg pressure info.
1916 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
1917 ira_memory_move_cost, ira_class_hard_regs,
1918 ira_class_hard_regs_num, ira_no_alloc_regs,
1919 ira_available_class_regs, ira_reg_class_cover_size,
1920 ira_reg_class_cover, ira_class_translate): Move to ira.h.
1922 * ira-lives.c (single_reg_class): Check mode to find how many
1923 registers are necessary for operand.
1924 (ira_implicitly_set_insn_hard_regs): New.
1926 * common.opt (fsched-pressure): New options.
1927 (fsched-reg-pressure-heuristic): Remove.
1929 * ira.c (setup_eliminable_regset): Rename to
1930 ira_setup_eliminable_regset. Make it external.
1931 (expand_reg_info): Pass cover class to setup_reg_classes.
1932 (ira): Call resize_reg_info instead of allocate_reg_info.
1934 * sched-deps.c: Include ira.h.
1935 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
1936 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
1937 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
1938 mark_insn_hard_regno_birth, mark_insn_reg_birth,
1939 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
1940 mark_insn_reg_store, mark_insn_reg_clobber,
1941 setup_insn_reg_pressure_info): New.
1942 (sched_analyze_1): Update implicit_reg_pending_uses.
1943 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
1944 Use them to create dependencies. Set insn reg uses and pressure
1945 info. Process reg_pending_uses in one place.
1946 (free_deps): Free implicit sets.
1947 (remove_from_deps): Remove implicit sets if necessary. Check
1948 implicit sets when clearing reg_last_in_use.
1949 (init_deps_global): Clear implicit_reg_pending_clobbers and
1950 implicit_reg_pending_uses.
1952 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
1953 ira_memory_move_cost, ira_class_hard_regs,
1954 ira_class_hard_regs_num, ira_no_alloc_regs,
1955 ira_available_class_regs, ira_reg_class_cover_size,
1956 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
1957 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
1958 ira_implicitly_set_insn_hard_regs): New prototypes.
1960 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
1961 cost_elements_num): New variables.
1962 (allocno_costs, total_costs): Rename to costs and
1963 total_allocno_costs.
1964 (COSTS_OF_ALLOCNO): Rename to COSTS.
1965 (allocno_pref): Rename to pref.
1966 (allocno_pref_buffer): Rename to pref_buffer.
1967 (common_classes): Rename to regno_cover_class.
1969 (record_reg_classes): Set allocno attributes only if allocno_p.
1970 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
1971 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
1972 and COSTS_OF_ALLOCNO.
1973 (print_costs): Rename to print_allocno_costs.
1974 (print_pseudo_costs): New.
1975 (process_bb_node_for_costs): Split into 2 functions with new
1976 function process_bb_for_costs. Pass BB to process_bb_for_costs.
1977 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
1978 new parameter dump_file. Use cost_elements_num instead of
1979 ira_allocnos_num. Make one iteration if preferred classes were
1980 already calculated for scheduler. Make 2 versions of code
1981 depending on allocno_p.
1982 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
1983 regno_cover_class and COSTS instead of common_classes and
1985 (init_costs, finish_costs): New.
1986 (ira_costs): Set up allocno_p and cost_elements_num. Call
1987 init_costs and finish_costs.
1988 (ira_set_pseudo_classes): New.
1990 * rtl.h (allocate_reg_info): Remove.
1991 (resize_reg_info): Change return type.
1992 (reg_cover_class): New.
1993 (setup_reg_classes): Add new parameter.
1995 * sched-int.h (struct deps_reg): New member implicit_sets.
1996 (sched_pressure_p, sched_regno_cover_class): New external definitions.
1997 (INCREASE_BITS): New macro.
1998 (struct reg_pressure_data, struct reg_use_data): New.
1999 (struct _haifa_insn_data): Remove reg_weight. Add members
2000 reg_pressure, reg_use_list, reg_set_list, and
2001 reg_pressure_excess_cost_change.
2002 (struct deps): New member implicit_sets.
2003 (pressure_p): New variable.
2004 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
2005 (struct reg_pressure_data, struct reg_use_data): New.
2006 (INSN_REG_WEIGHT): Remove.
2007 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
2008 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
2009 (sched_init_region_reg_pressure_info,
2010 sched_setup_bb_reg_pressure_info): New prototypes.
2012 * reginfo.c (struct reg_pref): New member coverclass.
2013 (reg_cover_class): New function.
2014 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
2015 (reg_info_size): New variable.
2016 (allocate_reg_info): Make static. Setup reg_info_size.
2017 (resize_reg_info): Use reg_info_size. Return flag of resizing.
2018 (setup_reg_classes): Add a new parameter. Setup cover class too.
2020 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
2023 * sched-rgn.c (deps_join): Set up implicit_sets.
2024 (schedule_region): Set up region and basic blocks pressure
2027 * passes.c (init_optimization_passes): Move
2028 pass_subregs_of_mode_init before pass_sched.
2030 2009-09-02 Martin Jambor <mjambor@suse.cz>
2032 * tree-sra.c (struct access): New field grp_hint.
2033 (dump_access): Dump grp_hint.
2034 (sort_and_splice_var_accesses): Set grp_hint if a group is read
2036 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
2037 those which have been specifically read and somehow written to.
2038 (propagate_subacesses_accross_link): Set grp_hint of right child and
2039 also possibly of the left child.
2041 2009-09-02 Jakub Jelinek <jakub@redhat.com>
2043 * tree-object-size.c (addr_object_size): Always use object_size_type
2044 0 or 2 when determining the pointer pointed object size.
2046 2009-09-02 Richard Guenther <rguenther@suse.de>
2049 2009-08-31 Richard Guenther <rguenther@suse.de>
2051 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2052 to query if the memory regions for memmove overlap.
2053 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2054 asserts on pointers, instead deal with odd trees.
2055 (ptr_derefs_may_alias_p): Likewise.
2056 (refs_may_alias_p_1): Constructor bases also never alias.
2058 2009-08-01 Christian Bruel <christian.bruel@st.com>
2061 2009-07-31 Christian Bruel <christian.bruel@st.com>
2062 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2064 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
2066 * doc/invoke.texi (-fvar-tracking-assignments): New.
2067 (-fvar-tracking-assignments-toggle): New.
2068 (-fdump-final-insns=file): Mark filename as optional.
2069 (--param min-nondebug-insn-uid): New.
2070 (-gdwarf-@{version}): Mention version 4.
2071 * opts.c (common_handle_option): Accept it.
2072 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
2073 * regrename.c (regrename_optimize): Drop last. Don't count debug
2074 insns as uses. Don't reject change because of debug insn.
2075 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
2076 from the chain starter, and check for inexact matches in DEBUG_INSNS.
2077 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
2078 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
2079 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
2080 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
2081 * doc/gimple.texi (is_gimple_debug): New.
2082 (gimple_debug_bind_p): New.
2083 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
2084 * doc/install.texi (bootstrap-debug): More details.
2085 (bootstrap-debug-big, bootstrap-debug-lean): Document.
2086 (bootstrap-debug-lib): More details.
2087 (bootstrap-debug-ckovw): Update.
2088 (bootstrap-time): New.
2089 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
2090 (insert_phi_nodes_for): Insert debug stmts.
2091 (rewrite_stmt): Take iterator. Insert debug stmts.
2092 (rewrite_enter_block): Adjust.
2093 (maybe_replace_use_in_debug_stmt): New.
2094 (rewrite_update_stmt): Use it.
2095 (mark_use_interesting): Return early for debug stmts.
2096 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
2097 stmts before replacing stmt.
2098 (move_computations_stmt): Likewise.
2099 * ira-conflicts.c (add_copies): Skip debug insns.
2100 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
2101 (regstat_bb_compute_ri): Skip debug insns.
2102 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
2103 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
2104 check_loop_closed_ssa_stmt): Skip debug stmts.
2105 * tree-tailcall.c (find_tail_calls): Likewise.
2106 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
2107 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
2108 (build_var_debug_value_stat): Declare.
2109 (build_var_debug_value): Define.
2110 (target_for_debug_bind): Declare.
2111 * reload.c (find_equiv_reg): Skip debug insns.
2112 * rtlanal.c (reg_used_between_p): Skip debug insns.
2113 (side_effects_p): Likewise.
2114 (canonicalize_condition): Likewise.
2115 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
2116 insns never depend on debug insns.
2117 (create_ddg_dep_no_link): Likewise.
2118 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
2119 Don't add inter-loop dependencies for debug insns.
2120 (build_intra_loop_deps): Likewise.
2121 (create_ddg): Count debug insns.
2122 * ddg.h (struct ddg::num_debug): New.
2123 (num_backargs): Pair up with previous int field.
2124 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
2125 -fcompare-debug-second.
2126 * final.c (get_attr_length_1): Skip debug insns.
2127 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
2128 * gcc.c (invoke_as): Call compare-debug-dump-opt.
2129 (driver_self_specs): Map -fdump-final-insns to
2130 -fdump-final-insns=..
2131 (get_local_tick): New.
2132 (compare_debug_dump_opt_spec_function): Test for . argument and
2133 compute output name. Compute temp output spec without flag name.
2134 Compute -frandom-seed.
2135 (OPT): Undef after use.
2136 * cfgloopanal.c (num_loop_insns): Skip debug insns.
2137 (average_num_loop_insns): Likewise.
2138 * params.h (MIN_NONDEBUG_INSN_UID): New.
2139 * gimple.def (GIMPLE_DEBUG): New.
2140 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
2141 * auto-inc-dec.c (merge_in_block): Skip debug insns.
2142 (merge_in_block): Fix whitespace.
2143 * toplev.c (flag_var_tracking): Update comment.
2144 (flag_var_tracking_assignments): New.
2145 (flag_var_tracking_assignments_toggle): New.
2146 (process_options): Don't open final insns dump file if we're not
2147 going to write to it. Compute defaults for var_tracking.
2148 * df-scan.c (df_insn_rescan_debug_internal): New.
2149 (df_uses_record): Handle debug insns.
2150 * haifa-sched.c (ready): Initialize n_debug.
2151 (contributes_to_priority): Skip debug insns.
2152 (dep_list_size): New.
2154 (rank_for_schedule): Likewise. Schedule debug insns as soon as
2155 they're ready. Disregard previous debug insns to make decisions.
2156 (queue_insn): Never queue debug insns.
2157 (ready_add, ready_remove_first, ready_remove): Count debug insns.
2158 (schedule_insn): Don't reject debug insns because of issue rate.
2159 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
2160 (queue_to_ready): Skip and discount debug insns.
2161 (choose_ready): Let debug insns through.
2162 (schedule_block): Check boundary debug insns. Discount debug
2163 insns, schedule them early. Adjust whitespace.
2164 (set_priorities): Check for boundary debug insns.
2165 (add_jump_dependencies): Use dep_list_size.
2166 (prev_non_location_insn): New.
2167 (check_cfg): Use it.
2168 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
2170 (remove_unused_ivs): Reset debug stmts.
2171 * modulo-sched.c (const_iteration_count): Skip debug insns.
2172 (res_MII): Discount debug insns.
2173 (loop_single_full_bb_p): Skip debug insns.
2174 (sms_schedule): Likewise.
2175 (sms_schedule_by_order): Likewise.
2176 (ps_has_conflicts): Likewise.
2177 * caller-save.c (refmarker_fn): New.
2178 (save_call_clobbered_regs): Replace regs with saved mem in
2180 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
2181 Call refmarker_fn mark for hardregnos.
2182 (mark_reg_as_referenced): New.
2183 (replace_reg_with_saved_mem): New.
2184 * ipa-pure-const.c (check_stmt): Skip debug stmts.
2185 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
2187 (cse_extended_basic_block): Skip debug insns.
2188 (count_reg_usage): Likewise.
2189 (is_dead_reg): New, split out of...
2190 (set_live_p): ... here.
2191 (insn_live_p): Use it for debug insns.
2192 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
2193 (execute_optimize_stdarg): Likewise.
2194 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2195 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
2196 changes in debug stmts as changes.
2197 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
2198 (moveup_expr): Don't move across debug insns. Don't move
2199 debug insn if it would create a bookkeeping block.
2200 (moveup_expr_cached): Don't use cache for debug insns that
2201 are heads of blocks.
2202 (compute_av_set_inside_bb): Skip debug insns.
2203 (sel_rank_for_schedule): Schedule debug insns first. Remove
2205 (block_valid_for_bookkeeping_p); Support lax searches.
2206 (create_block_for_bookkeeping): Adjust block numbers when
2207 encountering debug-only blocks.
2208 (find_place_for_bookkeeping): Deal with debug-only blocks.
2209 (generate_bookkeeping_insn): Accept no place to insert.
2210 (remove_temp_moveop_nops): New argument full_tidying.
2211 (prepare_place_to_insert): Deal with debug insns.
2212 (advance_state_on_fence): Debug insns don't start cycles.
2213 (update_boundaries): Take fence as argument. Deal with
2215 (schedule_expr_on_boundary): No full_tidying on debug insns.
2216 (fill_insns): Deal with debug insns.
2217 (track_scheduled_insns_and_blocks): Don't count debug insns.
2218 (need_nop_to_preserve_insn_bb): New, split out of...
2219 (remove_insn_from_stream): ... this.
2220 (fur_orig_expr_not_found): Skip debug insns.
2221 * rtl.def (VALUE): Move up.
2223 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
2224 (nearest_common_dominator_of_uses): Take debug_stmts argument.
2225 Set it if debug stmts are found.
2226 (statement_sink_location): Skip debug stmts. Propagate
2227 moving defs into debug stmts.
2228 * ifcvt.c (first_active_insn): Skip debug insns.
2229 (last_active_insns): Likewise.
2230 (cond_exec_process_insns): Likewise.
2231 (noce_process_if_block): Likewise.
2232 (check_cond_move_block): Likewise.
2233 (cond_move_convert_if_block): Likewise.
2234 (block_jumps_and_fallthru_p): Likewise.
2235 (dead_or_predicable): Likewise.
2236 * dwarf2out.c (debug_str_hash_forced): New.
2237 (find_AT_string): Add comment.
2238 (gen_label_for_indirect_string): New.
2239 (get_debug_string_label): New.
2240 (AT_string_form): Use it.
2241 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
2242 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
2243 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
2244 several operations that cannot be represented with DWARF opcodes.
2245 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
2246 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
2247 (dwarf2out_var_location): Take during-call mark into account.
2248 (output_indirect_string): Update comment. Output if there are
2249 label and references.
2250 (prune_indirect_string): New.
2251 (prune_unused_types): Call it if debug_str_hash_forced.
2252 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
2253 (dw_long_long_const): Remove.
2254 (struct dw_val_struct): Change val_long_long type to rtx.
2255 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
2256 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
2257 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
2258 component instead of HOST_BITS_PER_LONG.
2259 (output_loc_operands): Likewise. For const8* assert
2260 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
2261 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
2262 rather than HOST_BITS_PER_LONG is >= 64.
2263 (add_AT_long_long): Remove val_hi and val_lo arguments, add
2265 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
2266 HOST_BITS_PER_LONG for dw_val_class_long_long.
2267 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
2268 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
2269 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
2271 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2272 Handle DW_OP_implicit_value.
2273 (extract_int): Move prototype earlier.
2274 (mem_loc_descriptor): For SUBREG punt if inner
2275 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
2276 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
2277 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
2278 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
2279 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
2280 instead of Pmode size.
2281 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
2282 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
2283 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
2284 (concat_loc_descriptor, concatn_loc_descriptor,
2285 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
2286 (add_location_or_const_value_attribute): Likewise. For single
2287 location loc_lists attempt to use add_const_value_attribute
2288 for constant decls. Add DW_AT_const_value even if
2289 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
2291 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
2292 (control_flow_insn_p): Likewise.
2293 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
2294 (separate_decls_in_region_debug_bind): New.
2295 (separate_decls_in_region): Process debug bind stmts afterwards.
2296 * recog.c (verify_changes): Handle debug insns.
2297 (extract_insn): Likewise.
2298 (peephole2_optimize): Skip debug insns.
2299 * dse.c (scan_insn): Skip debug insns.
2300 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
2302 (setup_id_for_insn): Handle debug insns.
2303 (maybe_tidy_empty_bb): Adjust whitespace.
2304 (tidy_control_flow): Skip debug insns.
2305 (sel_remove_insn): Adjust for debug insns.
2306 (sel_estimate_number_of_insns): Skip debug insns.
2307 (create_insn_rtx_from_pattern): Handle debug insns.
2308 (create_copy_of_insn_rtx): Likewise.
2309 * sel-sched-.h (sel_bb_end): Declare.
2310 (sel_bb_empty_or_nop_p): New.
2311 (get_all_loop_exits): Use it.
2312 (_eligible_successor_edge_p): Likewise.
2313 (return_nop_to_pool): Adjust.
2314 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
2315 * ira-lives.c (process_bb_node_lives): Skip debug insns.
2316 * gimple-pretty-print.c (dump_gimple_debug): New.
2317 (dump_gimple_stmt): Use it.
2318 (dump_bb_header): Skip gimple debug stmts.
2319 * regmove.c (optimize_reg_copy_1): Discount debug insns.
2320 (fixup_match_2): Likewise.
2321 (regmove_backward_pass): Likewise. Simplify combined
2322 replacement. Handle debug insns.
2323 * function.c (instantiate_virtual_regs): Handle debug insns.
2324 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
2325 * print-rtl.h: Include cselib.h.
2326 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
2327 * df.h (df_inns_rescan_debug_internal): Declare.
2328 * gcse.c (alloc_hash_table): Estimate n_insns.
2329 (cprop_insn): Don't regard debug insns as changes.
2330 (bypass_conditional_jumps): Skip debug insns.
2331 (one_pre_gcse_pass): Adjust.
2332 (one_code_hoisting_pass): Likewise.
2333 (compute_ld_motion_mems): Skip debug insns.
2334 (one_cprop_pass): Adjust.
2335 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
2336 (if_convertible_stmt_p): Handle debug stmts.
2337 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
2338 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
2339 * ira-build.c (create_bb_allocnos): Skip debug insns.
2340 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
2341 (has_single_use): Likewise.
2342 (single_imm_use): Likewise.
2343 (num_imm_uses): Likewise.
2344 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
2345 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
2346 (create_outofssa_var_map): Likewise.
2347 * lower-subreg.c (adjust_decomposed_uses): New.
2348 (resolve_debug): New.
2349 (decompose_multiword_subregs): Use it.
2350 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
2351 * emit-rtl.c: Include params.h.
2352 (cur_debug_insn_uid): Define.
2353 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
2354 (copy_rtx_if_shared_1): Handle debug insns.
2355 (reset_used_flags): Likewise.
2356 (set_used_flags): LIkewise.
2357 (get_max_insn_count): New.
2358 (next_nondebug_insn): New.
2359 (prev_nondebug_insn): New.
2360 (make_debug_insn_raw): New.
2361 (emit_insn_before_noloc): Handle debug insns.
2362 (emit_jump_insn_before_noloc): Likewise.
2363 (emit_call_insn_before_noloc): Likewise.
2364 (emit_debug_insn_before_noloc): New.
2365 (emit_insn_after_noloc): Handle debug insns.
2366 (emit_jump_insn_after_noloc): Likewise.
2367 (emit_call_insn_after_noloc): Likewise.
2368 (emit_debug_insn_after_noloc): Likewise.
2369 (emit_insn_after): Take loc from earlier non-debug insn.
2370 (emit_jump_insn_after): Likewise.
2371 (emit_call_insn_after): Likewise.
2372 (emit_debug_insn_after_setloc): New.
2373 (emit_debug_insn_after): New.
2374 (emit_insn_before): Take loc from later non-debug insn.
2375 (emit_jump_insn_before): Likewise.
2376 (emit_call_insn_before): Likewise.
2377 (emit_debug_insn_before_setloc): New.
2378 (emit_debug_insn_before): New.
2379 (emit_insn): Handle debug insns.
2380 (emit_debug_insn): New.
2381 (emit_jump_insn): Handle debug insns.
2382 (emit_call_insn): Likewise.
2384 (init_emit): Take min-nondebug-insn-uid into account.
2385 Initialize cur_debug_insn_uid.
2386 (emit_copy_of_insn_after): Handle debug insns.
2387 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
2388 location of single rhs in place.
2389 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
2390 (floor_sdiv_adjust): New.
2391 (cell_sdiv_adjust): New.
2392 (cell_udiv_adjust): New.
2393 (round_sdiv_adjust): New.
2394 (round_udiv_adjust): New.
2395 (wrap_constant): Moved from cselib.
2396 (unwrap_constant): New.
2397 (expand_debug_expr): New.
2398 (expand_debug_locations): New.
2399 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
2401 (gimple_expand_cfg): Expand debug locations.
2402 * cselib.c: Include tree-pass.h.
2403 (struct expand_value_data): New.
2404 (cselib_record_sets_hook): New.
2405 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
2406 (cselib_clear_table): Move, and implemnet in terms of...
2407 (cselib_reset_table_with_next_value): ... this.
2408 (cselib_get_next_unknown_value): New.
2409 (discard_useless_locs): Don't discard preserved values.
2410 (cselib_preserve_value): New.
2411 (cselib_preserved_value_p): New.
2412 (cselib_preserve_definitely): New.
2413 (cselib_clear_preserve): New.
2414 (cselib_preserve_only_values): New.
2415 (new_cselib_val): Take rtx argument. Dump it in details.
2416 (cselib_lookup_mem): Adjust.
2417 (expand_loc): Take regs_active in struct. Adjust. Silence
2418 dumps unless details are requested.
2419 (cselib_expand_value_rtx_cb): New.
2420 (cselib_expand_value_rtx): Rename and reimplment in terms of...
2421 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
2422 without details. Copy more subregs. Try to resolve values
2423 using a callback. Wrap constants.
2424 (cselib_subst_to_values): Adjust.
2425 (cselib_log_lookup): New.
2426 (cselib_lookup): Call it.
2427 (cselib_invalidate_regno): Don't count preserved values as useless.
2428 (cselib_invalidate_mem): Likewise.
2429 (cselib_record_set): Likewise.
2430 (struct set): Renamed to cselib_set, moved to cselib.h.
2431 (cselib_record_sets): Adjust. Call hook.
2432 (cselib_process_insn): Reset table when it would be cleared.
2433 (dump_cselib_val): New.
2434 (dump_cselib_table): New.
2435 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
2436 (remove_forwarder_block): Support moving debug stmts.
2437 * cselib.h (cselib_record_sets_hook): Declare.
2438 (cselib_expand_callback): New type.
2439 (cselib_expand_value_rtx_cb): Declare.
2440 (cselib_reset_table_with_next_value): Declare.
2441 (cselib_get_next_unknown_value): Declare.
2442 (cselib_preserve_value): Declare.
2443 (cselib_preserved_value_p): Declare.
2444 (cselib_preserve_only_values): Declare.
2445 (dump_cselib_table): Declare.
2446 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
2447 (try_crossjump_to_edge): Likewise.
2448 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
2449 dominated blocks when debug stmts are present.
2450 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
2451 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
2452 (set_var_live_on_entry): Likewise.
2453 * loop-invariant.c (find_invariants_bb): Skip debug insns.
2454 * cfglayout.c (curr_location, last_location): Make static.
2455 (set_curr_insn_source_location): Don't avoid bouncing.
2456 (get_curr_insn_source_location): New.
2457 (get_curr_insn_block): New.
2458 (duplicate_insn_chain): Handle debug insns.
2459 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
2461 * common.opt (fcompare-debug): Move to sort order.
2462 (fdump-unnumbered-links): Likewise.
2463 (fvar-tracking-assignments): New.
2464 (fvar-tracking-assignments-toggle): New.
2465 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
2466 because of debug stmts.
2467 (mark_stmt_if_obviously_necessary): Mark debug stmts.
2468 (eliminate_unnecessary_stmts): Walk dominated blocks before
2470 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
2471 * ira.c (memref_used_between_p): Skip debug insns.
2472 (update_equiv_regs): Likewise.
2473 * sched-deps.c (sd_lists_size): Accept empty list.
2474 (sd_init_insn): Mark debug insns.
2475 (sd_finish_insn): Unmark them.
2476 (sd_add_dep): Reject non-debug deps on debug insns.
2477 (fixup_sched_groups): Give debug insns group treatment.
2479 (sched_analyze_reg): Don't mark debug insns for sched before call.
2480 (sched_analyze_2): Handle debug insns.
2481 (sched_analyze_insn): Compute next non-debug insn. Handle debug
2483 (deps_analyze_insn): Handle debug insns.
2484 (deps_start_bb): Skip debug insns.
2485 (init_deps): Initialize last_debug_insn.
2486 * tree-ssa.c (target_for_debug_bind): New.
2487 (find_released_ssa_name): New.
2488 (propagate_var_def_into_debug_stmts): New.
2489 (propagate_defs_into_debug_stmts): New.
2490 (verify_ssa): Skip debug bind stmts without values.
2491 (warn_uninialized_vars): Skip debug stmts.
2492 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
2493 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
2494 (rtx_equal_p): Likewise.
2495 * ira-costs.c (scan_one_insn): Skip debug insns.
2496 (process_bb_node_for_hard_reg_moves): Likewise.
2497 * rtl.h (DEBUG_INSN_P): New.
2498 (NONDEBUG_INSN_P): New.
2499 (MAY_HAVE_DEBUG_INSNS): New.
2500 (INSN_P): Accept debug insns.
2501 (RTX_FRAME_RELATED_P): Likewise.
2502 (INSN_DELETED_P): Likewise
2503 (PAT_VAR_LOCATION_DECL): New.
2504 (PAT_VAR_LOCATION_LOC): New.
2505 (PAT_VAR_OCATION_STATUS): New.
2506 (NOTE_VAR_LOCATION_DECL): Reimplement.
2507 (NOTE_VAR_LOCATION_LOC): Likewise.
2508 (NOTE_VAR_LOCATION_STATUS): Likewise.
2509 (INSN_VAR_LOCATION): New.
2510 (INSN_VAR_LOCATION_DECL): New.
2511 (INSN_VAR_LOCATION_LOC): New.
2512 (INSN_VAR_LOCATION_STATUS): New.
2513 (gen_rtx_UNKNOWN_VAR_LOC): New.
2514 (VAR_LOC_UNKNOWN_P): New.
2515 (NOTE_DURING_CALL_P): New.
2516 (SCHED_GROUP_P): Accept debug insns.
2517 (emit_debug_insn_before): Declare.
2518 (emit_debug_insn_before_noloc): Declare.
2519 (emit_debug_insn_beore_setloc): Declare.
2520 (emit_debug_insn_after): Declare.
2521 (emit_debug_insn_after_noloc): Declare.
2522 (emit_debug_insn_after_setloc): Declare.
2523 (emit_debug_insn): Declare.
2524 (make_debug_insn_raw): Declare.
2525 (prev_nondebug_insn): Declare.
2526 (next_nondebug_insn): Declare.
2527 (delegitimize_mem_from_attrs): Declare.
2528 (get_max_insn_count): Declare.
2529 (wrap_constant): Declare.
2530 (unwrap_constant): Declare.
2531 (get_curr_insn_source_location): Declare.
2532 (get_curr_insn_block): Declare.
2533 * tree-inline.c (insert_debug_decl_map): New.
2534 (processing_debug_stmt): New.
2535 (remap_decl): Don't create new mappings in debug stmts.
2536 (remap_gimple_op_r): Don't add references in debug stmts.
2537 (copy_tree_body_r): Likewise.
2538 (remap_gimple_stmt): Handle debug bind stmts.
2539 (copy_bb): Skip debug stmts.
2540 (copy_edges_for_bb): Likewise.
2541 (copy_debug_stmt): New.
2542 (copy_debug_stmts): New.
2543 (copy_body): Copy debug stmts at the end.
2544 (insert_init_debug_bind): New.
2545 (insert_init_stmt): Take id. Skip and emit debug stmts.
2546 (setup_one_parameter): Remap variable earlier, register debug mapping.
2547 (estimate_num_insns): Skip debug stmts.
2548 (expand_call_inline): Preserve debug_map.
2549 (optimize_inline_calls): Check for no debug_stmts left-overs.
2550 (unsave_expr_now): Preserve debug_map.
2551 (copy_gimple_seq_and_replace_locals): Likewise.
2552 (tree_function_versioning): Check for no debug_stmts left-overs.
2553 Init and destroy debug_map as needed. Split edges unconditionally.
2554 (build_duplicate_type): Init and destroy debug_map as needed.
2555 * tree-inline.h: Include gimple.h instead of pointer-set.h.
2556 (struct copy_body_data): Add debug_stmts and debug_map.
2557 * sched-int.h (struct ready_list): Add n_debug.
2558 (struct deps): Add last_debug_insn.
2559 (DEBUG_INSN_SCHED_P): New.
2560 (BOUNDARY_DEBUG_INSN_P): New.
2561 (SCHEDULE_DEBUG_INSN_P): New.
2562 (sd_iterator_cond): Accept empty list.
2563 * combine.c (create_log_links): Skip debug insns.
2564 (combine_instructions): Likewise.
2565 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
2566 return value is always unshared.
2567 (struct rtx_subst_pair): New.
2568 (auto_adjust_pair): New.
2569 (propagate_for_debug_subst): New.
2570 (propagate_for_debug): New.
2571 (try_combine): Skip debug insns. Propagate removed defs into
2573 (next_nonnote_nondebug_insn): New.
2574 (distribute_notes): Use it. Skip debug insns.
2575 (distribute_links): Skip debug insns.
2576 * tree-outof-ssa.c (set_location_for_edge): Likewise.
2577 * resource.c (mark_target_live_regs): Likewise.
2578 * var-tracking.c: Include cselib.h and target.h.
2579 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
2581 (micro_operation_type_name): New.
2582 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
2583 (struct micro_operation_def): Update comments.
2584 (decl_or_value): New type. Use instead of decls.
2585 (struct emit_note_data_def): Add vars.
2586 (struct attrs_def): Use decl_or_value.
2587 (struct variable_tracking_info_def): Add permp, flooded.
2588 (struct location_chain_def): Update comment.
2589 (struct variable_part_def): Use decl_or_value.
2590 (struct variable_def): Make var_part a variable length array.
2592 (scratch_regs): New.
2593 (cselib_hook_called): New.
2594 (dv_is_decl_p): New.
2595 (dv_is_value_p): New.
2598 (dv_as_opaque): New.
2599 (dv_onepart_p): New.
2601 (IS_DECL_CODE): New.
2602 (check_value_is_not_decl): New.
2603 (dv_from_decl): New.
2604 (dv_from_value): New.
2605 (dv_htab_hash): New.
2606 (variable_htab_hash): Use it.
2607 (variable_htab_eq): Support values.
2608 (variable_htab_free): Free from the right pool.
2609 (attrs_list_member, attrs_list_insert): Use decl_or_value.
2610 (attrs_list_union): Adjust.
2611 (attrs_list_mpdv_union): New.
2612 (tie_break_pointers): New.
2613 (canon_value_cmp): New.
2614 (unshare_variable): Return possibly-modified slot.
2615 (vars_copy_1): Adjust.
2616 (var_reg_decl_set): Adjust. Split out of...
2617 (var_reg_set): ... this.
2618 (get_init_value): Adjust.
2619 (var_reg_delete_and_set): Adjust.
2620 (var_reg_delete): Adjust.
2621 (var_regno_delete): Adjust.
2622 (var_mem_decl_set): Split out of...
2623 (var_mem_set): ... this.
2624 (var_mem_delete_and_set): Adjust.
2625 (var_mem_delete): Adjust.
2629 (variable_union): Adjust. Speed up merge of 1-part vars.
2630 (variable_canonicalize): Use unshared slot.
2631 (VALUED_RECURSED_INTO): New.
2632 (find_loc_in_1pdv): New.
2633 (struct dfset_merge): New.
2634 (insert_into_intersection): New.
2635 (intersect_loc_chains): New.
2637 (canonicalize_loc_order_check): New.
2638 (canonicalize_values_mark): New.
2639 (canonicalize_values_star): New.
2640 (variable_merge_over_cur): New.
2641 (variable_merge_over_src): New.
2642 (dataflow_set_merge): New.
2643 (dataflow_set_equiv_regs): New.
2644 (remove_duplicate_values): New.
2645 (struct dfset_post_merge): New.
2646 (variable_post_merge_new_vals): New.
2647 (variable_post_merge_perm_vals): New.
2648 (dataflow_post_merge_adjust): New.
2649 (find_mem_expr_in_1pdv): New.
2650 (dataflow_set_preserve_mem_locs): New.
2651 (dataflow_set_remove_mem_locs): New.
2652 (dataflow_set_clear_at_call): New.
2653 (onepart_variable_different_p): New.
2654 (variable_different_p): Use it.
2655 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
2656 (track_expr_p): Add need_rtl parameter. Don't generate rtl
2658 (track_loc_p): Pass it true.
2659 (struct count_use_info): New.
2660 (find_use_val): New.
2661 (replace_expr_with_values): New.
2663 (use_type): New, partially split out of...
2664 (count_uses): ... this. Count new micro-ops.
2665 (count_uses_1): Adjust.
2666 (count_stores): Adjust.
2667 (count_with_sets): New.
2668 (VAL_NEEDS_RESOLUTION): New.
2669 (VAL_HOLDS_TRACK_EXPR): New.
2670 (VAL_EXPR_IS_COPIED): New.
2671 (VAL_EXPR_IS_CLOBBERED): New.
2672 (add_uses): Adjust. Generate new micro-ops.
2673 (add_uses_1): Adjust.
2674 (add_stores): Generate new micro-ops.
2675 (add_with_sets): New.
2676 (find_src_status): Adjust.
2677 (find_src_set_src): Adjust.
2678 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
2679 Handle new micro-ops. Canonicalize value equivalances.
2680 (vt_find_locations): Compute total size of hash tables for
2681 dumping. Perform merge for var-tracking-assignments. Don't
2682 disregard single-block loops.
2683 (dump_attrs_list): Handle decl_or_value.
2684 (dump_variable): Take variable. Deal with decl_or_value.
2685 (dump_variable_slot): New.
2686 (dump_vars): Use it.
2687 (dump_dataflow_sets): Adjust.
2688 (set_slot_part): New, extended to support one-part variables
2689 after splitting out of...
2690 (set_variable_part): ... this.
2691 (clobber_slot_part): New, split out of...
2692 (clobber_variable_part): ... this.
2693 (delete_slot_part): New, split out of...
2694 (delete_variable_part): .... this.
2695 (check_wrap_constant): New.
2696 (vt_expand_loc_callback): New.
2697 (vt_expand_loc): New.
2698 (emit_note_insn_var_location): Adjust. Handle values. Handle
2699 EMIT_NOTE_AFTER_CALL_INSN.
2700 (emit_notes_for_differences_1): Adjust. Handle values.
2701 (emit_notes_for_differences_2): Likewise.
2702 (emit_notes_for_differences): Adjust.
2703 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
2704 Adjust. Handle new micro-ops.
2705 (vt_add_function_parameters): Adjust. Create and bind values.
2706 (vt_initialize): Adjust. Initialize scratch_regs and
2707 valvar_pool, flooded and perm.. Initialize and use cselib. Log
2708 operations. Move some code to count_with_sets and add_with_sets.
2709 (delete_debug_insns): New.
2710 (vt_debug_insns_local): New.
2711 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
2713 (var_tracking_main): If var-tracking-assignments is enabled
2714 but var-tracking isn't, delete debug insns and leave. Likewise
2715 if we exceed limits or fail the stack adjustments tests, and
2716 after all var-tracking processing.
2717 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
2718 (dataflow_set): Add traversed_vars.
2719 (value_chain, const_value_chain): New typedefs.
2720 (value_chain_pool, value_chains): New variables.
2721 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
2722 add_value_chains, add_cselib_value_chains, remove_value_chain,
2723 remove_value_chains, remove_cselib_value_chains): New functions.
2724 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
2725 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
2727 (shared_hash_find_slot_unshare, shared_hash_find_slot,
2728 shared_hash_find_slot_noinsert, shared_hash_find): Update.
2729 (dst_can_be_shared): New variable.
2730 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
2731 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
2732 different from set->vars, look up slot again instead of using the
2734 (dataflow_set_init): Initialize traversed_vars.
2735 (variable_union): Use shared_hash_*. Use initially NO_INSERT
2736 lookup if set->vars is shared. Don't keep slot cleared before
2737 calling unshare_variable. Unshare set->vars if needed. Adjust
2738 unshare_variable callers. Clear dst_can_be_shared if needed.
2739 Even ->refcount == 1 vars must be unshared if set->vars is shared
2740 and var needs to be modified.
2741 (dataflow_set_union): Set traversed_vars during canonicalization.
2742 (VALUE_CHANGED, DECL_CHANGED): Define.
2743 (set_dv_changed, dv_changed_p): New static inlines.
2744 (track_expr_p): Clear DECL_CHANGED.
2745 (dump_dataflow_sets): Set it.
2746 (variable_was_changed): Call set_dv_changed.
2747 (emit_note_insn_var_location): Likewise.
2748 (changed_variables_stack): New variable.
2749 (check_changed_vars_1, check_changed_vars_2): New functions.
2750 (emit_notes_for_changes): Do nothing if changed_variables is
2751 empty. Traverse changed_variables with check_changed_vars_1,
2752 call check_changed_vars_2 on each changed_variables_stack entry.
2753 (emit_notes_in_bb): Add SET argument. Just clear it at the
2754 beginning, use it instead of local &set, don't destroy it at the end.
2755 (vt_emit_notes): Call dataflow_set_clear early on all
2756 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
2757 computed set, dataflow_set_clear also VTI(bb)->in when we are
2758 done with the basic block. Initialize changed_variables_stack,
2759 free it afterwards. If ENABLE_CHECKING verify that after noting
2760 differences to an empty set value_chains hash table is empty.
2761 (vt_initialize): Initialize value_chains and value_chain_pool.
2762 (vt_finalize): Delete value_chains htab, free value_chain_pool.
2763 (variable_tracking_main): Call dump_dataflow_sets before calling
2764 vt_emit_notes, not after it.
2765 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
2766 (propagate_var_def_into_debug_stmts): Declare.
2767 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
2768 (df_set_note): Reject debug insns.
2769 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
2770 add notes to debug insns.
2771 (df_note_bb_compute): Adjust. Likewise.
2772 (df_simulate_uses): Skip debug insns.
2773 (df_simulate_initialize_backwards): Likewise.
2774 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
2775 (subst_stack_regs_pat): Reject debug insns.
2776 (convert_regs_1): Handle debug insns.
2777 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
2778 (print-rtl.o): Depend on cselib.h.
2779 (cselib.o): Depend on TREE_PASS_H.
2780 (var-tracking.o): Depend on cselib.h and TARGET_H.
2781 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
2782 (init_ready_list): Skip boundary debug insns.
2783 (add_branch_dependences): Skip debug insns.
2784 (free_block_dependencies): Check for blocks with only debug insns.
2785 (compute_priorities): Likewise.
2786 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
2787 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
2789 (gimple_build_debug_bind_stat): New.
2790 (empty_body_p): Skip debug stmts.
2791 (gimple_has_side_effects): Likewise.
2792 (gimple_rhs_has_side_effects): Likewise.
2793 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
2794 (gimple_build_debug_bind_stat): Declare.
2795 (gimple_build_debug_bind): Define.
2796 (is_gimple_debug): New.
2797 (gimple_debug_bind_p): New.
2798 (gimple_debug_bind_get_var): New.
2799 (gimple_debug_bind_get_value): New.
2800 (gimple_debug_bind_get_value_ptr): New.
2801 (gimple_debug_bind_set_var): New.
2802 (gimple_debug_bind_set_value): New.
2803 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
2804 (gimple_debug_bind_reset_value): New.
2805 (gimple_debug_bind_has_value_p): New.
2806 (gsi_next_nondebug): New.
2807 (gsi_prev_nondebug): New.
2808 (gsi_start_nondebug_bb): New.
2809 (gsi_last_nondebug_bb): New.
2810 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
2811 (print_insn): Handle DEBUG_INSN.
2812 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
2813 of first insn prevail.
2814 (first_stmt): Skip debug stmts.
2815 (first_non_label_stmt): Likewise.
2816 (last_stmt): Likewise.
2817 (has_zero_uses_1): New.
2818 (single_imm_use_1): New.
2819 (verify_gimple_debug): New.
2820 (verify_types_in_gimple_stmt): Handle debug stmts.
2821 (verify_stmt): Likewise.
2822 (debug_loop_num): Skip debug stmts.
2823 (remove_edge_and_dominated_blocks): Remove dominators last.
2824 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
2825 (linearize_expr): Likewise.
2826 * config/i386/i386.c (ix86_delegitimize_address): Call
2827 default implementation.
2828 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
2829 (group_barrier_needed): Skip debug insns.
2830 (emit_insn_group_barriers): Likewise.
2831 (emit_all_insn_group_barriers): Likewise.
2832 (ia64_variable_issue): Handle debug insns.
2833 (ia64_dfa_new_cycle): Likewise.
2834 (final_emit_insn_group_barriers): Skip debug insns.
2835 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
2836 def cfa without frame.
2837 (process_set): Likewise.
2838 (process_for_unwind_directive): Pass frame on.
2839 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2840 (rs6000_delegitimize_address): New.
2841 (rs6000_debug_adjust_cost): Handle debug insns.
2842 (is_microcoded_insn): Likewise.
2843 (is_cracked_insn): Likewise.
2844 (is_nonpipeline_insn): Likewise.
2845 (insn_must_be_first_in_group): Likewise.
2846 (insn_must_be_last_in_group): Likewise.
2847 (force_new_group): Likewise.
2848 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
2849 contains only debug insns.
2850 (rtl_merge_blocks): Skip debug insns.
2851 (purge_dead_edges): Likewise.
2852 (rtl_block_ends_with_call_p): Skip debug insns.
2853 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
2854 (mark_reg_dependencies): Skip debug insns.
2855 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
2856 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
2857 * tree-ssa-threadedge.c
2858 (record_temporary_equivalences_from_stmts): Skip debug stmts.
2859 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
2860 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
2861 (copyprop_hardreg_forward_1): Handle debug insns.
2862 * reload1.c (reload): Skip debug insns. Replace unassigned
2863 pseudos in debug insns with their equivalences.
2864 (eliminate_regs_in_insn): Skip debug insns.
2865 (emit_input_reload_insns): Skip debug insns at first, adjust
2867 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
2868 (get_indirect_ref_operands): Pass opf_no_vops on.
2869 (get_expr_operands): Likewise. Skip debug stmts.
2870 (parse_ssa_operands): Scan debug insns with opf_no_vops.
2872 2009-09-01 Richard Henderson <rth@redhat.com>
2874 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
2875 stmt_ends_pp_p statements at least once.
2876 * tree-vrp.c (vrp_initialize): Likewise.
2877 (vrp_visit_stmt): Be prepared for non-interesting stmts.
2879 2009-09-01 Dodji Seketeli <dodji@redhat.com>
2882 Fix AIX bootstrap after PR debug/30161
2883 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
2884 that is a GNU extension.
2885 (tmpl_value_parm_die_table): Move the definition of this global
2886 outside #ifdef DWARF2_DEBUGGING_INFO region.
2888 2009-09-01 Richard Guenther <rguenther@suse.de>
2890 * tree.c (tree_expr_size): New function.
2891 * tree.h (tree_expr_size): Declare.
2892 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
2893 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
2894 * langhooks.c (lhd_expr_size): Remove.
2895 * langhooks.h (struct lang_hooks): Remove expr_size.
2896 * explow.c (expr_size): Use tree_expr_size.
2897 (int_expr_size): Likewise.
2898 * langhooks-def.h (lhd_expr_size): Remove.
2899 (LANG_HOOKS_EXPR_SIZE): Likewise.
2900 (LANG_HOOKS_INITIALIZER): Adjust.
2902 2009-09-01 Richard Guenther <rguenther@suse.de>
2904 * tree-flow.h (mark_addressable): Move declaration ...
2905 * tree.h (mark_addressable): ... here.
2906 * stmt.c (expand_asm_operands): Use mark_addressable, not
2907 lang_hooks.mark_addressable.
2908 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2909 LANG_HOOKS_MARK_ADDRESSABLE.
2910 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
2911 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
2913 2009-08-31 Chris Demetriou <cgd@google.com>
2915 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
2916 vectorize if not TARGET_SSE2.
2918 2009-08-31 DJ Delorie <dj@redhat.com>
2920 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
2921 registers if no coprocessor is enabled.
2923 2009-08-31 Dodji Seketeli <dodji@redhat.com>
2926 * cgraph.h (cgraph_get_node): Declare ...
2927 * cgraph.c (cgraph_get_node): ... new function.
2928 * dwarf2out.c (gen_generic_params_dies,
2929 generic_parameter_die, tree_add_const_value_attribute_for_decl,
2930 make_ith_pack_parameter_name,
2931 append_entry_to_tmpl_value_parm_die_table,
2932 gen_remaining_tmpl_value_param_die_attribute): New functions.
2933 (gen_subprogram_die): Generate debug info for template parameters
2934 if debug info level is higher than DINFO_LEVEL_TERSE.
2935 Use tree_add_const_value_attribute_for_decl instead of
2936 tree_add_const_value_attribute.
2937 (gen_const_die): Use tree_add_const_value_attribute_for_decl
2938 instead of tree_add_const_value_attribute.
2939 (gen_struct_or_union_type_die): Generate debug
2940 info for template parameters if debug info level is higher than
2942 (tree_add_const_value_attribute): Handle integral and pointer
2943 constants. Update comment.
2944 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
2945 (dwarf_attr_name): Support DW_AT_GNU_template_name.
2946 (reference_to_unused): Fix thinko. Remove redundant predicates from
2948 (tree_add_const_value_attribute): Make this work for constant
2950 tree_add_const_value_attribute_for_decl is to be used for variable
2952 (add_location_or_const_value_attribute): Use
2953 tree_add_const_value_attribute_for_decl now.
2954 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
2955 DW_TAG_template_value_param DIEs after function DIEs have been
2957 * langhooks.h (lang_hooks_for_types): Add
2958 get_argument_pack_elems.
2959 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
2960 (lang_hooks): Added get_innermost_generic_parms,
2961 get_innermost_generic_args.
2962 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
2963 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
2964 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
2965 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
2967 2009-08-31 DJ Delorie <dj@redhat.com>
2969 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
2970 it once we start generating the prologue or epilogue.
2971 (mep_call_saves_register): If the frame is locked, re-use
2973 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
2974 (mep_expand_prologue): Call it.
2975 (mep_expand_epilogue): Likewise.
2976 (mep_start_function): Use the same logic as mep_expand_prologue.
2977 (mep_pass_by_reference): Make logic more readable.
2978 (mep_return_in_memory): Zero-sized objects are passed in memory.
2979 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
2981 2009-08-31 Richard Guenther <rguenther@suse.de>
2983 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2984 to query if the memory regions for memmove overlap.
2985 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2986 asserts on pointers, instead deal with odd trees.
2987 (ptr_derefs_may_alias_p): Likewise.
2988 (refs_may_alias_p_1): Constructor bases also never alias.
2990 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
2992 * doc/install.texi (Final install): Adjust reference on where to
2993 order printed manuals.
2995 2009-08-30 Olivier Hainque <hainque@adacore.com>
2997 * dwarf2out.c (switch_to_frame_table_section): Move
2998 definition prior to first use.
3000 2009-08-30 Richard Guenther <rguenther@suse.de>
3002 PR tree-optimization/41186
3003 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
3004 (ao_ref_init_from_ptr_and_size): New function.
3005 (ref_maybe_used_by_call_p_1): Be more precise tracking
3006 used ranges for builtin functions.
3007 (ref_maybe_used_by_call_p): Adjust.
3008 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
3009 ranges for builtin functions.
3010 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
3012 2009-08-30 Alan Modra <amodra@bigpond.net.au>
3015 * fwprop.c (get_reg_use_in): Delete.
3016 (free_load_extend): New function.
3017 (forward_propagate_subreg): Use it.
3019 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
3021 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
3023 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
3026 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
3029 2009-08-29 Douglas B Rupp <rupp@gnat.com>
3031 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
3032 fini or fini_array section.
3034 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3036 * graphite-dependences.c (graphite_legal_transform_bb): Call
3037 pbb_remove_duplicate_pdrs.
3038 * graphite-poly.c (can_collapse_pdr): Removed.
3039 (pdr_find_duplicate): Removed.
3040 (can_collapse_pdrs): New.
3041 (pbb_remove_duplicate_pdrs): New.
3042 (new_poly_dr): Do not look for duplicates.
3043 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
3044 (PBB_PDR_DUPLICATES_REMOVED): New.
3045 (pbb_remove_duplicate_pdrs): Declared.
3047 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3049 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
3050 the strides by multiplying by PDR_NB_REFS.
3051 * graphite-poly.c (can_collapse_pdr): New.
3052 (pdr_find_duplicate): New.
3053 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
3054 Initialize PDR_NB_REFS.
3055 * graphite-poly.h (struct poly_dr): Add field nb_refs.
3057 (new_poly_dr): Number of subscripts is a graphite_dim_t.
3059 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3062 * graphite-poly.c (apply_poly_transforms): Remove legality test before
3065 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3067 * graphite-dependences.c (pddr_original_scattering): Return NULL
3068 for read-read dependence relations.
3069 * graphite-poly.h (enum poly_dr_type): Fix comment.
3072 (pdr_may_write_p): New.
3074 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3076 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
3077 (struct poly_dr): Same.
3078 (new_poly_dr): Same.
3079 * graphite-poly.c (new_poly_dr): Same.
3080 * graphite-dependences.c (dot_deps): Disable call to system.
3082 2009-08-28 Cary Coutant <ccoutant@google.com>
3085 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
3086 struct/union/enum types local to a function.
3088 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3089 Sebastian Pop <sebastian.pop@amd.com>
3091 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
3092 pbb_strip_mine_time_depth. Changed the implementation so that
3093 transformation is expressed as a transformation on
3094 time (scatttering) dimensions. Also, ensures that the 2d+1
3095 scheduling format is preserved.
3096 (pbb_strip_mine_profitable_p): Profitability is based on the
3097 iteration number of a given time (scattering) dimension,
3098 and not on a original loop depth dimension.
3099 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
3100 (pbb_do_strip_mine): Call psct_dynamic_dim.
3101 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
3102 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
3103 (pbb_nb_dynamic_scattering_transform): New.
3104 (psct_dynamic_dim): New.
3106 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3108 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3109 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3110 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
3111 * graphite-interchange.c (build_linearized_memory_access): Same.
3112 (memory_stride_in_loop): Same.
3114 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3116 * graphite-dependences.c (pddr_original_scattering): New.
3117 (graphite_legal_transform_dr): Call pddr_original_scattering.
3120 * graphite-dependences.h (dot_deps): Declared.
3121 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
3122 (print_pdr): Print PDR_ID.
3123 * graphite-poly.h (struct poly_dr): Add field id.
3126 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
3128 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3130 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
3131 not delete the original dependence relation.
3133 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3135 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
3136 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
3137 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
3138 (free_poly_ddr): New.
3139 (pddr_is_empty): New.
3140 (dependence_polyhedron_1): Now returns a poly_ddr_p.
3141 (dependence_polyhedron): Same. Remove useless gcc_assert.
3143 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3144 (graphite_carried_dependence_level_k): Call pddr_is_empty.
3145 * graphite-dependences.h (enum poly_dependence_kind): New.
3146 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
3147 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3148 (PDRP_SINK): Renamed PDDR_SINK.
3149 (PDRP_DDP): Renamed PDDR_DDP.
3151 (free_poly_ddr): Declared.
3152 * graphite-poly.c (new_scop): Use the new hash function names.
3153 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3154 into original_pddrs.
3155 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3157 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3159 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3160 bounds with LT_EXPR to make niter analysis more precise on code
3161 generated by Graphite.
3163 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3165 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3166 (graphite_legal_transform_bb): Same.
3167 (poly_drs_may_alias_p): Same.
3169 2009-08-28 Richard Guenther <rguenther@suse.de>
3171 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
3173 2009-08-28 Jan Beulich <jbeulich@novell.com>
3175 * config/i386/netware.c: Include langhooks.h.
3176 (i386_nlm_encode_section_info): Simplify.
3177 (netware_override_options): Delete.
3178 * config/i386/netware.h (netware_override_options): Delete
3180 (OVERRIDE_OPTIONS): Delete definition.
3181 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3182 (ASM_COMMENT_START): Define.
3183 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
3185 2009-08-28 Jan Beulich <jbeulich@novell.com>
3187 * configure.ac: For in-tree ld, do a plain version check to
3188 determine whether comdat groups are supported.
3189 * configure: Regenerate.
3191 2009-08-28 Olivier Hainque <hainque@adacore.com>
3193 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
3194 always defined. Reflect definition or absence of such for
3195 COLLECT_EXPORT_LIST. Readability helper.
3196 (scanfilter): New enum, to help control what symbols
3197 are to be considered or ignored by scan_prog_file.
3198 (enum pass): Rename as "scanpass", moved together with scanfilter
3199 prior to scan_prog_file's prototype.
3200 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
3201 Group prototype with the scanpass/scanfilter definitions, factorize
3202 head comments for the several implementations at the prototype.
3203 (main): Reorganize the first pass link control to let AIX
3204 drag only the needed frame tables in executables. Prevent
3205 frame tables collection during the scan aimed at static ctors.
3206 Pre-link and scan for frame tables later to compensate.
3207 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
3208 A C statement to issue assembly directives that create a reference
3209 to the given DWARF table identifier label from the current function
3211 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
3212 to differentiate first time section entry. Only emit a .data
3213 tables start identifier label the first time around.
3214 (switch_to_frame_table_section): New function. Helper for
3215 output_call_frame_info to switch possibly BACK into the eh_frame
3216 or the debug_frame section depending on FOR_EH.
3217 (output_call_frame_info): Use helper to first enter the proper
3219 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
3220 emit a link to the frame table start label from each function
3222 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3223 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
3224 * config/rs6000/rs6000-protos.h: Declare it.
3225 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
3227 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3229 * config/sh/sh.c (split_branches): Check the result of
3232 2009-08-27 Steve Ellcey <sje@cup.hp.com>
3234 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
3235 using -pthread -fopenmp
3237 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3239 * doc/service.texi (service directory): Update URL.
3241 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
3243 PR rtl-optimization/40861
3244 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
3245 extract word from a multi-word subreg for negative byte positions.
3247 2009-08-27 Tristan Gingold <gingold@adacore.com>
3248 Douglas B Rupp <rupp@gnat.com>
3250 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
3251 (SECTION_VMS_OVERLAY): Define.
3252 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
3254 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
3256 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
3257 common_object declarations.
3258 (ia64_section_type_flags): Set section flag for common_object.
3259 * config/ia64/ia64-protos.h
3260 (ia64_vms_output_aligned_decl_common): Declare.
3261 (ia64_vms_elf_asm_named_section): Declare.
3263 2009-08-27 Michael Matz <matz@suse.de>
3265 * expr.c (expand_expr_real_2): New function taking exploded
3266 unary or binary expression, split out from ...
3267 (expand_expr_real_1): ... here. Move over all unary/binary
3268 switch parts to above function, in particular these codes:
3269 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
3270 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
3271 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
3272 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
3273 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
3274 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
3275 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
3276 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
3277 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
3278 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
3279 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
3280 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
3281 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
3282 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
3283 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
3284 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
3285 VEC_PACK_FIX_TRUNC_EXPR.
3286 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
3289 2009-08-27 Richard Guenther <rguenther@suse.de>
3291 * gengtype.c (main): Handle uint64_t.
3292 * ipa-utils.c (get_base_var): Indent properly.
3293 * tree-ssa-live.c (debug_scope_block): New function.
3294 * tree-flow.h (debug_scope_block): Declare.
3295 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
3296 * basic-block.h (enum profile_status): Rename to
3297 enum profile_status_d.
3298 (x_profile_status): Adjust type.
3300 2009-08-27 Dodji Seketeli <dodji@redhat.com>
3303 * dwarf2out.c (get_context_die): Declare this static function.
3304 (gen_type_die_with_usage): Make sure a DIE is a generated for
3305 the context of a typedef.
3307 2009-08-26 Anatoly Sokolov <aesok@post.ru>
3309 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
3312 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
3314 * config/mips/mips-protos.h (mips_output_sync): Declare.
3315 (mips_sync_loop_insns): Likewise.
3316 (mips_output_sync_loop): Replace first two parameters with an rtx.
3317 * config/mips/mips.c (mips_multi_member): New structure.
3318 (mips_multi_members): New variable.
3319 (mips_multi_start): New function.
3320 (mips_multi_add): Likewise.
3321 (mips_multi_add_insn): Likewise.
3322 (mips_multi_add_label): Likewise.
3323 (mips_multi_last_index): Likewise.
3324 (mips_multi_copy_insn): Likewise.
3325 (mips_multi_set_operand): Likewise.
3326 (mips_multi_write): Likewise.
3327 (mips_print_operand_punctuation): Remove '%|' and '%-'.
3328 (mips_init_print_operand_punct): Update accordingly.
3329 (mips_start_ll_sc_sync_block): New function.
3330 (mips_end_ll_sc_sync_block): Likewise.
3331 (mips_output_sync): Likewise.
3332 (mips_sync_insn1_template): Likewise.
3333 (mips_sync_insn2_template): Likewise.
3334 (mips_get_sync_operand): Likewise.
3335 (mips_process_sync_loop): Likewise.
3336 (mips_output_sync_loop): Use mips_process_sync_loop.
3337 (mips_sync_loop_insns): New function.
3338 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
3339 (MIPS_COMPARE_AND_SWAP_12): Likewise.
3340 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
3341 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
3342 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
3343 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
3344 (MIPS_SYNC_OLD_OP_12): Likewise.
3345 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
3346 (MIPS_SYNC_NEW_OP_12): Likewise.
3347 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
3348 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
3349 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
3350 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
3351 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
3352 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
3353 * config/mips/mips.md (sync_mem): New attribute.
3354 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
3355 (sync_exclusive_mask, sync_required_oldval): Likewise.
3356 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
3357 (sync_release_barrier): Likewise.
3358 (length): Handle sync loops.
3359 (sync): Use mips_output_sync.
3360 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
3361 (sync_compare_and_swap<mode>): Set the new sync_* attributes
3362 and use mips_output_sync_loop.
3363 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
3364 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
3365 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
3366 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
3367 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
3368 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
3369 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
3370 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
3371 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
3373 2009-08-26 Richard Guenther <rguenther@suse.de>
3376 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
3377 the types to not match.
3378 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
3380 * tree-ssa.c (useless_type_conversion_p): Conversions to
3381 pointers to unprototyped functions are useless.
3383 2009-08-26 Richard Guenther <rguenther@suse.de>
3385 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
3386 whole-program condition, prepare to be called for non-globals.
3387 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
3388 params build a representative with known type and track its fields.
3390 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
3392 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
3393 clearing by a taken branch.
3394 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
3395 effectively after bbro pass.
3396 (sync_nand<mode>): Ditto.
3397 (sync_old_<fetchop_name><mode>): Ditto.
3398 (sync_old_nand<mode>): Ditto.
3399 (sync_new_<fetchop_name><mode>): Dito.
3400 (sync_new_nand<mode>): Ditto.
3401 (sync_compare_and_swap<mode>_1): Ditto.
3402 (*sync_compare_and_swap<mode>): Ditto.
3403 (sync_lock_test_and_set<mode>_1): Ditto.
3404 ("sync_lock_test_and_set<mode>): Ditto.
3406 2009-08-25 Douglas B Rupp <rupp@gnat.com>
3408 * hwint.h (HOST_LONG_FORMAT): New macro
3409 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
3410 Use HOST_PTR_PRINTF.
3411 * system.h (HOST_PTR_PRINTF): Resurrect old macro
3412 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
3413 (HOST_PTR_PRINTF): Document.
3415 2009-08-25 Jan Hubicka <jh@suse.cz>
3417 * config/i386/bmmintrin.h: Replace by #error.
3420 Michael Meissner <michael.meissner@amd.com>
3421 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3422 Tony Linthicum <tony.linthicum@amd.com>
3424 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3425 (TARGET_ROUND): New macro for the round/ptest instructions which
3426 are shared between SSE4.1 and SSE5.
3427 (OPTION_MASK_ISA_ROUND): Ditto.
3428 (OPTION_ISA_ROUND): Ditto.
3429 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3430 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3432 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3433 (-mfused-madd): New switch to give users control over whether the
3434 compiler optimizes to use the multiply/add SSE5 instructions.
3436 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
3437 (ix86_handle_option): Turn off 3dnow if -msse5.
3438 (override_options): Add SSE5 support.
3439 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3441 (ix86_expand_sse_movcc): Add SSE5 support.
3442 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3443 vector type to the next largest size.
3444 (ix86_expand_sse5_pack): New function to use pperm to pack a
3445 vector type to the next smallest size.
3446 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3447 (IX86_BUILTIN_FMADDSD): Ditto.
3448 (IX86_BUILTIN_FMADDPS): Ditto.
3449 (IX86_BUILTIN_FMADDPD): Ditto.
3450 (IX86_BUILTIN_FMSUBSS): Ditto.
3451 (IX86_BUILTIN_FMSUBSD): Ditto.
3452 (IX86_BUILTIN_FMSUBPS): Ditto.
3453 (IX86_BUILTIN_FMSUBPD): Ditto.
3454 (IX86_BUILTIN_FNMADDSS): Ditto.
3455 (IX86_BUILTIN_FNMADDSD): Ditto.
3456 (IX86_BUILTIN_FNMADDPS): Ditto.
3457 (IX86_BUILTIN_FNMADDPD): Ditto.
3458 (IX86_BUILTIN_FNMSUBSS): Ditto.
3459 (IX86_BUILTIN_FNMSUBSD): Ditto.
3460 (IX86_BUILTIN_FNMSUBPS): Ditto.
3461 (IX86_BUILTIN_FNMSUBPD): Ditto.
3462 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3463 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3464 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3465 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3466 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3467 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3468 (IX86_BUILTIN_PPERM): Ditto.
3469 (IX86_BUILTIN_PERMPS): Ditto.
3470 (IX86_BUILTIN_PERMPD): Ditto.
3471 (IX86_BUILTIN_PMACSSWW): Ditto.
3472 (IX86_BUILTIN_PMACSWW): Ditto.
3473 (IX86_BUILTIN_PMACSSWD): Ditto.
3474 (IX86_BUILTIN_PMACSWD): Ditto.
3475 (IX86_BUILTIN_PMACSSDD): Ditto.
3476 (IX86_BUILTIN_PMACSDD): Ditto.
3477 (IX86_BUILTIN_PMACSSDQL): Ditto.
3478 (IX86_BUILTIN_PMACSSDQH): Ditto.
3479 (IX86_BUILTIN_PMACSDQL): Ditto.
3480 (IX86_BUILTIN_PMACSDQH): Ditto.
3481 (IX86_BUILTIN_PMADCSSWD): Ditto.
3482 (IX86_BUILTIN_PMADCSWD): Ditto.
3483 (IX86_BUILTIN_PHADDBW): Ditto.
3484 (IX86_BUILTIN_PHADDBD): Ditto.
3485 (IX86_BUILTIN_PHADDBQ): Ditto.
3486 (IX86_BUILTIN_PHADDWD): Ditto.
3487 (IX86_BUILTIN_PHADDWQ): Ditto.
3488 (IX86_BUILTIN_PHADDDQ): Ditto.
3489 (IX86_BUILTIN_PHADDUBW): Ditto.
3490 (IX86_BUILTIN_PHADDUBD): Ditto.
3491 (IX86_BUILTIN_PHADDUBQ): Ditto.
3492 (IX86_BUILTIN_PHADDUWD): Ditto.
3493 (IX86_BUILTIN_PHADDUWQ): Ditto.
3494 (IX86_BUILTIN_PHADDUDQ): Ditto.
3495 (IX86_BUILTIN_PHSUBBW): Ditto.
3496 (IX86_BUILTIN_PHSUBWD): Ditto.
3497 (IX86_BUILTIN_PHSUBDQ): Ditto.
3498 (IX86_BUILTIN_PROTB): Ditto.
3499 (IX86_BUILTIN_PROTW): Ditto.
3500 (IX86_BUILTIN_PROTD): Ditto.
3501 (IX86_BUILTIN_PROTQ): Ditto.
3502 (IX86_BUILTIN_PROTB_IMM): Ditto.
3503 (IX86_BUILTIN_PROTW_IMM): Ditto.
3504 (IX86_BUILTIN_PROTD_IMM): Ditto.
3505 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3506 (IX86_BUILTIN_PSHLB): Ditto.
3507 (IX86_BUILTIN_PSHLW): Ditto.
3508 (IX86_BUILTIN_PSHLD): Ditto.
3509 (IX86_BUILTIN_PSHLQ): Ditto.
3510 (IX86_BUILTIN_PSHAB): Ditto.
3511 (IX86_BUILTIN_PSHAW): Ditto.
3512 (IX86_BUILTIN_PSHAD): Ditto.
3513 (IX86_BUILTIN_PSHAQ): Ditto.
3514 (IX86_BUILTIN_FRCZSS): Ditto.
3515 (IX86_BUILTIN_FRCZSD): Ditto.
3516 (IX86_BUILTIN_FRCZPS): Ditto.
3517 (IX86_BUILTIN_FRCZPD): Ditto.
3518 (IX86_BUILTIN_CVTPH2PS): Ditto.
3519 (IX86_BUILTIN_CVTPS2PH): Ditto.
3520 (IX86_BUILTIN_COMEQSS): Ditto.
3521 (IX86_BUILTIN_COMNESS): Ditto.
3522 (IX86_BUILTIN_COMLTSS): Ditto.
3523 (IX86_BUILTIN_COMLESS): Ditto.
3524 (IX86_BUILTIN_COMGTSS): Ditto.
3525 (IX86_BUILTIN_COMGESS): Ditto.
3526 (IX86_BUILTIN_COMUEQSS): Ditto.
3527 (IX86_BUILTIN_COMUNESS): Ditto.
3528 (IX86_BUILTIN_COMULTSS): Ditto.
3529 (IX86_BUILTIN_COMULESS): Ditto.
3530 (IX86_BUILTIN_COMUGTSS): Ditto.
3531 (IX86_BUILTIN_COMUGESS): Ditto.
3532 (IX86_BUILTIN_COMORDSS): Ditto.
3533 (IX86_BUILTIN_COMUNORDSS): Ditto.
3534 (IX86_BUILTIN_COMFALSESS): Ditto.
3535 (IX86_BUILTIN_COMTRUESS): Ditto.
3536 (IX86_BUILTIN_COMEQSD): Ditto.
3537 (IX86_BUILTIN_COMNESD): Ditto.
3538 (IX86_BUILTIN_COMLTSD): Ditto.
3539 (IX86_BUILTIN_COMLESD): Ditto.
3540 (IX86_BUILTIN_COMGTSD): Ditto.
3541 (IX86_BUILTIN_COMGESD): Ditto.
3542 (IX86_BUILTIN_COMUEQSD): Ditto.
3543 (IX86_BUILTIN_COMUNESD): Ditto.
3544 (IX86_BUILTIN_COMULTSD): Ditto.
3545 (IX86_BUILTIN_COMULESD): Ditto.
3546 (IX86_BUILTIN_COMUGTSD): Ditto.
3547 (IX86_BUILTIN_COMUGESD): Ditto.
3548 (IX86_BUILTIN_COMORDSD): Ditto.
3549 (IX86_BUILTIN_COMUNORDSD): Ditto.
3550 (IX86_BUILTIN_COMFALSESD): Ditto.
3551 (IX86_BUILTIN_COMTRUESD): Ditto.
3552 (IX86_BUILTIN_COMEQPS): Ditto.
3553 (IX86_BUILTIN_COMNEPS): Ditto.
3554 (IX86_BUILTIN_COMLTPS): Ditto.
3555 (IX86_BUILTIN_COMLEPS): Ditto.
3556 (IX86_BUILTIN_COMGTPS): Ditto.
3557 (IX86_BUILTIN_COMGEPS): Ditto.
3558 (IX86_BUILTIN_COMUEQPS): Ditto.
3559 (IX86_BUILTIN_COMUNEPS): Ditto.
3560 (IX86_BUILTIN_COMULTPS): Ditto.
3561 (IX86_BUILTIN_COMULEPS): Ditto.
3562 (IX86_BUILTIN_COMUGTPS): Ditto.
3563 (IX86_BUILTIN_COMUGEPS): Ditto.
3564 (IX86_BUILTIN_COMORDPS): Ditto.
3565 (IX86_BUILTIN_COMUNORDPS): Ditto.
3566 (IX86_BUILTIN_COMFALSEPS): Ditto.
3567 (IX86_BUILTIN_COMTRUEPS): Ditto.
3568 (IX86_BUILTIN_COMEQPD): Ditto.
3569 (IX86_BUILTIN_COMNEPD): Ditto.
3570 (IX86_BUILTIN_COMLTPD): Ditto.
3571 (IX86_BUILTIN_COMLEPD): Ditto.
3572 (IX86_BUILTIN_COMGTPD): Ditto.
3573 (IX86_BUILTIN_COMGEPD): Ditto.
3574 (IX86_BUILTIN_COMUEQPD): Ditto.
3575 (IX86_BUILTIN_COMUNEPD): Ditto.
3576 (IX86_BUILTIN_COMULTPD): Ditto.
3577 (IX86_BUILTIN_COMULEPD): Ditto.
3578 (IX86_BUILTIN_COMUGTPD): Ditto.
3579 (IX86_BUILTIN_COMUGEPD): Ditto.
3580 (IX86_BUILTIN_COMORDPD): Ditto.
3581 (IX86_BUILTIN_COMUNORDPD): Ditto.
3582 (IX86_BUILTIN_COMFALSEPD): Ditto.
3583 (IX86_BUILTIN_COMTRUEPD): Ditto.
3584 (IX86_BUILTIN_PCOMEQUB): Ditto.
3585 (IX86_BUILTIN_PCOMNEUB): Ditto.
3586 (IX86_BUILTIN_PCOMLTUB): Ditto.
3587 (IX86_BUILTIN_PCOMLEUB): Ditto.
3588 (IX86_BUILTIN_PCOMGTUB): Ditto.
3589 (IX86_BUILTIN_PCOMGEUB): Ditto.
3590 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3591 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3592 (IX86_BUILTIN_PCOMEQUW): Ditto.
3593 (IX86_BUILTIN_PCOMNEUW): Ditto.
3594 (IX86_BUILTIN_PCOMLTUW): Ditto.
3595 (IX86_BUILTIN_PCOMLEUW): Ditto.
3596 (IX86_BUILTIN_PCOMGTUW): Ditto.
3597 (IX86_BUILTIN_PCOMGEUW): Ditto.
3598 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3599 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3600 (IX86_BUILTIN_PCOMEQUD): Ditto.
3601 (IX86_BUILTIN_PCOMNEUD): Ditto.
3602 (IX86_BUILTIN_PCOMLTUD): Ditto.
3603 (IX86_BUILTIN_PCOMLEUD): Ditto.
3604 (IX86_BUILTIN_PCOMGTUD): Ditto.
3605 (IX86_BUILTIN_PCOMGEUD): Ditto.
3606 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3607 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3608 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3609 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3610 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3611 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3612 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3613 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3614 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3615 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3616 (IX86_BUILTIN_PCOMEQB): Ditto.
3617 (IX86_BUILTIN_PCOMNEB): Ditto.
3618 (IX86_BUILTIN_PCOMLTB): Ditto.
3619 (IX86_BUILTIN_PCOMLEB): Ditto.
3620 (IX86_BUILTIN_PCOMGTB): Ditto.
3621 (IX86_BUILTIN_PCOMGEB): Ditto.
3622 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3623 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3624 (IX86_BUILTIN_PCOMEQW): Ditto.
3625 (IX86_BUILTIN_PCOMNEW): Ditto.
3626 (IX86_BUILTIN_PCOMLTW): Ditto.
3627 (IX86_BUILTIN_PCOMLEW): Ditto.
3628 (IX86_BUILTIN_PCOMGTW): Ditto.
3629 (IX86_BUILTIN_PCOMGEW): Ditto.
3630 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3631 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3632 (IX86_BUILTIN_PCOMEQD): Ditto.
3633 (IX86_BUILTIN_PCOMNED): Ditto.
3634 (IX86_BUILTIN_PCOMLTD): Ditto.
3635 (IX86_BUILTIN_PCOMLED): Ditto.
3636 (IX86_BUILTIN_PCOMGTD): Ditto.
3637 (IX86_BUILTIN_PCOMGED): Ditto.
3638 (IX86_BUILTIN_PCOMFALSED): Ditto.
3639 (IX86_BUILTIN_PCOMTRUED): Ditto.
3640 (IX86_BUILTIN_PCOMEQQ): Ditto.
3641 (IX86_BUILTIN_PCOMNEQ): Ditto.
3642 (IX86_BUILTIN_PCOMLTQ): Ditto.
3643 (IX86_BUILTIN_PCOMLEQ): Ditto.
3644 (IX86_BUILTIN_PCOMGTQ): Ditto.
3645 (IX86_BUILTIN_PCOMGEQ): Ditto.
3646 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3647 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3648 (enum multi_arg_type): New enum for describing the various SSE5
3649 intrinsic argument types.
3650 (bdesc_multi_arg): New table for SSE5 intrinsics.
3651 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3652 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3654 (ix86_expand_builtin): Add SSE5 intrinsic support.
3655 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3656 operand instructions.
3657 (ix86_expand_sse5_multiple_memory): New function to split the
3658 second memory reference from SSE5 instructions.
3659 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3660 (ix86_return_pops_args): Use stdarg_p to determine if the function
3661 has variable arguments.
3662 (ix86_setup_incoming_varargs): Ditto.
3663 (x86_this_parameter): Ditto.
3665 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3667 (ix86_expand_sse5_pack): Ditto.
3668 (ix86_sse5_valid_op_p): Ditto.
3669 (ix86_expand_sse5_multiple_memory): Ditto.
3671 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3672 constant for SSE5 support.
3673 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3674 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3675 (UNSPEC_SSE5_PERMUTE): Ditto.
3676 (UNSPEC_SSE5_ASHIFT): Ditto.
3677 (UNSPEC_SSE5_LSHIFT): Ditto.
3678 (UNSPEC_FRCZ): Ditto.
3679 (UNSPEC_CVTPH2PS): Ditto.
3680 (UNSPEC_CVTPS2PH): Ditto.
3681 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3683 (COM_FALSE_S): Ditto.
3684 (COM_FALSE_P): Ditto.
3685 (COM_TRUE_S): Ditto.
3686 (COM_TRUE_P): Ditto.
3687 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3688 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3690 (memory attribute): Ditto.
3691 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3692 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3693 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3694 (floor<mode>2): Ditto.
3695 (ceil<mode>2): Ditto.
3696 (btrunc<mode>2): Ditto.
3697 (nearbyintdf2): Ditto.
3698 (nearbyintsf2): Ditto.
3699 (sse_setccsf): Disable if SSE5.
3700 (sse_setccdf): Ditto.
3701 (sse5_setcc<mode>): New support for SSE5 conditional move.
3702 (sse5_pcmov_<mode>): Ditto.
3704 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3706 (SSEMODEF2P): Ditto.
3707 (ssemodesuffixf4): New mode attribute for SSE5.
3708 (ssemodesuffixf2s): Ditto.
3709 (ssemodesuffixf2c): Ditto.
3710 (sserotatemax): Ditto.
3711 (ssescalarmode): Ditto.
3712 (sse_maskcmpv4sf3): Disable if SSE5.
3713 (sse_maskcmpv2df3): Ditto.
3714 (sse_vmmaskcmpv4sf3): Ditto.
3715 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
3716 (sse5_vmfmadd<mode>4): Ditto.
3717 (sse5_fmsub<mode>4): Ditto.
3718 (sse5_vmfmsub<mode>4): Ditto.
3719 (sse5_fnmadd<mode>4): Ditto.
3720 (sse5_vmfnmadd<mode>4): Ditto.
3721 (sse5_fnmsub<mode>4): Ditto.
3722 (sse5_vmfnmsub<mode>4): Ditto.
3723 (sse5i_fmadd<mode>4): Ditto.
3724 (sse5i_fmsub<mode>4): Ditto.
3725 (sse5i_fnmadd<mode>4): Ditto.
3726 (sse5i_fnmsub<mode>4): Ditto.
3727 (sse5i_vmfmadd<mode>4): Ditto.
3728 (sse5i_vmfmsub<mode>4): Ditto.
3729 (sse5i_vmfnmadd<mode>4): Ditto.
3730 (sse5i_vmfnmsub<mode>4): Ditto.
3731 (mulv16qi3): Add SSE5 support.
3733 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
3734 (sse2_mulv4si3): Disable if SSE5.
3735 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
3736 (sse4_1_roundps): Ditto.
3737 (sse4_1_roundsd): Ditto.
3738 (sse4_1_roundss): Ditto.
3739 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
3741 (sse_maskcmpsf3): Ditto.
3742 (sse_vmmaskcmpv4sf3): Ditto.
3743 (sse2_maskcmpv2df3): Ditto.
3744 (sse2_maskcmpdf3): Ditto.
3745 (sse2_vmmaskcmpv2df3): Ditto.
3746 (sse2_eq<mode>3): Ditto.
3747 (sse2_gt<mode>3): Ditto.
3748 (sse5_pcmov_<mode>): Add SSE5 support.
3749 (vec_unpacku_hi_v16qi): Ditto.
3750 (vec_unpacks_hi_v16qi): Ditto.
3751 (vec_unpacku_lo_v16qi): Ditto.
3752 (vec_unpacks_lo_v16qi): Ditto.
3753 (vec_unpacku_hi_v8hi): Ditto.
3754 (vec_unpacks_hi_v8hi): Ditto.
3755 (vec_unpacku_lo_v8hi): Ditto.
3756 (vec_unpacks_lo_v8hi): Ditto.
3757 (vec_unpacku_hi_v4si): Ditto.
3758 (vec_unpacks_hi_v4si): Ditto.
3759 (vec_unpacku_lo_v4si): Ditto.
3760 (vec_unpacks_lo_v4si): Ditto.
3761 (sse5_pmacsww): New SSE5 intrinsic insn.
3762 (sse5_pmacssww): Ditto.
3763 (sse5_pmacsdd): Ditto.
3764 (sse5_pmacssdd): Ditto.
3765 (sse5_pmacssdql): Ditto.
3766 (sse5_pmacssdqh): Ditto.
3767 (sse5_pmacsdqh): Ditto.
3768 (sse5_pmacsswd): Ditto.
3769 (sse5_pmacswd): Ditto.
3770 (sse5_pmadcsswd): Ditto.
3771 (sse5_pmadcswd): Ditto.
3772 (sse5_pcmov_<move>): Conditional move support on SSE5.
3773 (sse5_phaddbw): New SSE5 intrinsic insn.
3774 (sse5_phaddbd): Ditto.
3775 (sse5_phaddbq): Ditto.
3776 (sse5_phaddwd): Ditto.
3777 (sse5_phaddwq): Ditto.
3778 (sse5_phadddq): Ditto.
3779 (sse5_phaddubw): Ditto.
3780 (sse5_phaddubd): Ditto.
3781 (sse5_phaddubq): Ditto.
3782 (sse5_phadduwd): Ditto.
3783 (sse5_phadduwq): Ditto.
3784 (sse5_phaddudq): Ditto.
3785 (sse5_phsubbw): Ditto.
3786 (sse5_phsubwd): Ditto.
3787 (sse5_phsubdq): Ditto.
3788 (sse5_pperm): Ditto.
3789 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
3790 (sse5_pperm_zero_v16qi_v8hi): Ditto.
3791 (sse5_pperm_sign_v8hi_v4si): Ditto.
3792 (sse5_pperm_zero_v8hi_v4si): Ditto.
3793 (sse5_pperm_sign_v4si_v2di): Ditto.
3794 (sse5_pperm_sign_v4si_v2di): Ditto.
3795 (sse5_pperm_pack_v2di_v4si): Ditto.
3796 (sse5_pperm_pack_v4si_v8hi): Ditto.
3797 (sse5_pperm_pack_v8hi_v16qi): Ditto.
3798 (sse5_perm<mode>): New SSE5 intrinsic insn.
3799 (rotl<mode>3): Ditto.
3800 (sse5_rotl<mode>3): Ditto.
3801 (sse5_ashl<mode>3): Ditto.
3802 (sse5_lshl<mode>3): Ditto.
3803 (sse5_frcz<mode>2): Ditto.
3804 (sse5s_frcz<mode>2): Ditto.
3805 (sse5_cvtph2ps): Ditto.
3806 (sse5_cvtps2ph): Ditto.
3807 (sse5_vmmaskcmp<mode>3): Ditto.
3808 (sse5_com_tf<mode>3): Ditto.
3809 (sse5_maskcmp<mode>3): Ditto.
3810 (sse5_maskcmp_uns<mode>3): Ditto.
3811 (sse5_maskcmp_uns2<mode>3): Ditto.
3812 (sse5_pcom_tf<mode>3): Ditto.
3814 * config/i386/predicates.md (sse5_comparison_float_operator):
3815 New predicate to match the comparison operators supported by
3816 the SSE5 com instruction.
3817 (ix86_comparison_int_operator): New predicate to match just the
3818 signed int comparisons.
3819 (ix86_comparison_uns_operator): New predicate to match just the
3820 unsigned int comparisons.
3822 * doc/invoke.texi (-msse5): Add documentation.
3823 (-mfused-madd): Ditto.
3825 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
3827 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
3829 (x86_64-*-*): Ditto.
3831 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
3833 * config/i386/bmmintrin.h: New file, provide common x86 compiler
3834 intrinisics for SSE5.
3836 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
3839 * config/i386/mmintrin-common.h: New file, to contain common
3840 instructions between SSE4.1 and SSE5.
3842 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
3843 FOREACH_FUNCTION_ARGS to iterate over the argument list.
3844 (gen_regparm_prefix): Ditto.
3846 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
3847 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
3848 prototype_p to determine if a function is prototyped.
3850 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
3852 * c-common.c (c_common_reswords) add the alignof keyword,
3853 with same RID as __alignof and __alignof__
3855 2009-08-25 Anatoly Sokolov <aesok@post.ru>
3857 * hooks.h (hook_bool_const_int_const_int_true): Declare.
3858 * hooks.c (hook_bool_const_int_const_int_true): New function.
3859 * target.h (struct gcc_target): Add can_eliminate field.
3860 * target-def.h (TARGET_CAN_ELIMINATE): Define.
3861 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
3862 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
3863 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
3864 (elim_table): Revise comment.
3865 * system.h (CAN_ELIMINATE): Poison.
3866 * defaults.h (CAN_ELIMINATE): Remove.
3867 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
3869 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
3870 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
3872 (alpha_vms_can_eliminate): Declare as static, change return type to
3874 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
3876 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
3877 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
3878 (arm_can_eliminate): New function.
3880 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
3881 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
3882 (avr_can_eliminate): Declare as static.
3883 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
3885 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
3886 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
3887 (bfin_can_eliminate): New function.
3889 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
3890 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
3891 (crx_can_eliminate): New function.
3893 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
3894 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
3895 (fr30_can_eliminate): New function.
3897 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
3898 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
3899 (frv_can_eliminate): New function.
3901 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
3902 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
3903 (h8300_can_eliminate): New function.
3905 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
3906 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
3907 (i386_can_eliminate): Declare as static, change return type to bool.
3908 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
3910 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
3911 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
3912 (ia64_can_eliminate): New function.
3914 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
3915 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
3916 (iq2000_can_eliminate): New function.
3918 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
3919 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
3920 (m32r_can_eliminate): New function.
3922 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
3923 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
3924 (m68hc11_can_eliminate): New function.
3926 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
3927 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
3928 (m68k_can_eliminate): New function.
3930 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
3931 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
3932 (mep_can_eliminate): New function.
3934 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
3935 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
3936 (mips_can_eliminate): New function.
3938 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
3939 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
3940 (rs6000_can_eliminate): New function.
3942 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
3943 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
3944 (s390_can_eliminate): Declare as static.
3945 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
3947 * config/score/score.h (CAN_ELIMINATE): Remove macro.
3948 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
3949 (score_can_eliminate): New function.
3951 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
3952 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
3953 (sparc_can_eliminate): Declare as static.
3954 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
3956 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
3957 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
3958 (xstormy16_can_eliminate): New function.
3960 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
3961 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
3962 (v850_can_eliminate): New function.
3964 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
3966 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
3967 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
3968 (*movdfcc_ext[1234]): Disable for IEEE mode.
3970 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
3972 * gimplify.c (prepare_gimple_addressable): New static function.
3973 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
3975 (gimplify_addr_expr): Invoke it similarly on the operand instead of
3976 manually fiddling with it.
3978 2009-08-25 Michael Matz <matz@suse.de>
3980 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
3981 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
3983 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
3984 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
3985 (do_jump): Split out code for simple binary comparisons into ...
3986 (do_jump_1): ... this, taking the individual operands and code.
3987 Change callers to helper function above accordingly.
3988 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
3991 2009-08-25 Michael Matz <matz@suse.de>
3993 * expr.h (struct separate_ops, sepops): New type for passing
3994 around an exploded simple expression.
3995 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
3996 Use this structure instead of expression tree.
3997 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
3998 expression, only its type.
3999 (expand_vec_cond_expr): Take type and individual operands instead
4001 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
4002 expand_vec_shift_expr): Change prototype accordingly.
4003 * tree-vect-stmts.c (vectorizable_condition): Change call of
4004 expand_vec_cond_expr_p to pass only type.
4005 * expr.c (do_store_flags): Change prototype and implementation
4006 to take an exploded expression.
4007 (expand_expr_real_1): New local ops initialized with details
4008 of the full expression. Use it instead of full
4009 expression in calls to do_store_flags, expand_vec_cond_expr,
4010 expand_widen_pattern_expr and expand_vec_shift_expr.
4012 2009-08-25 Michael Matz <matz@suse.de>
4014 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
4015 treeop2 initialized with first three operands of the full expression.
4016 Substitute all TREE_OPERAND (exp, [012]) calls with them.
4018 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
4020 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
4021 (__gthread_objc_condition_allocate): Mark arguments as unused.
4022 (__gthread_objc_condition_deallocate): Likewise.
4023 (__gthread_objc_condition_wait): Likewise.
4024 (__gthread_objc_condition_broadcast): Likewise.
4025 (__gthread_objc_condition_signal): Likewise.
4026 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
4027 (__gthread_objc_thread_id): Likewise.
4029 2009-08-25 Janus Weil <janus@gcc.gnu.org>
4032 * tree-pretty-print.c (print_call_name): Print the correct call name
4033 for procedure pointer components.
4035 2009-08-24 Steve Ellcey <sje@cup.hp.com>
4037 * config/ia64/ia64.c (ia64_promote_function_mode): Call
4038 default_promote_function_mode when not VMS.
4040 2009-08-24 Olivier Hainque <hainque@adacore.com>
4042 * convert.c (convert_to_integer): Don't assume an input pointer is
4043 POINTER_SIZE wide. Fetch from the type instead.
4045 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4047 * configure.ac (AC_PREREQ): Bump to 2.64.
4049 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
4051 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
4052 (process_command): Don't search standard_exec_prefix_1 and
4053 standard_exec_prefix_2.
4055 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4057 * config/arm/arm.c (output_return_instruction): Handle for
4060 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4062 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
4064 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4066 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
4067 (*arm_movdf_vfp): Likewise.
4069 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4071 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
4072 (vashr<mode>3): Rename from ashr<mode>3.
4073 (vlshr<mode>3): Rename from lshr<mode>3.
4075 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
4078 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
4079 (check_format_info_main): Use scalar_identify_flag.
4080 (check_format_types): Check for scalar size identity if
4081 scalar_identify_flag is set.
4082 (printf_length_specs): Extend by new field.
4083 (asm_fprintf_length_specs): Likewise.
4084 (gcc_diag_length_specs): Likewise.
4085 (scanf_length_specs): Likewise.
4086 (strfmon_length_specs): Likewise.
4087 (gcc_gfc_length_specs): Likewise.
4088 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
4089 (ms_printf_flag_specs): Likewise.
4090 * c-format.h (format_length_info): Add new member scalar_identity_flag.
4092 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
4095 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
4096 (*call_value_pop_1): Ditto.
4097 (*sibcall_pop_1): New insn pattern.
4098 (*sibcall_value_pop_1): Ditto.
4100 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4103 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
4106 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4109 * fwprop.c (try_fwprop_subst): Allow multiple sets.
4110 (get_reg_use_in): New function.
4111 (forward_propagate_subreg): Propagate through subreg of zero_extend
4114 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
4116 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
4117 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4119 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4121 * configure.ac: Remove --with-datarootdir, --with-docdir,
4122 --with-htmldir switches. No need to call AC_SUBST for
4123 datarootdir, docdir, htmldir any more.
4124 * configure: Regenerate.
4125 * doc/install.texi (Configuration): Document --datarootdir,
4126 --docdir, --htmldir, --pdfdir; update documentation for
4127 --infodir, --mandir.
4128 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
4131 * aclocal.m4: Regenerate.
4132 * config.in: Regenerate.
4133 * configure: Regenerate.
4135 2009-08-21 Douglas B Rupp <rupp@gnat.com>
4136 Olivier Hainque <hainque@adacore.com>
4138 * config/ia64/ia64.c: Include libfuncs.h.
4139 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
4140 (ia64_expand_call): Use reg 25 on VMS.
4141 (ia64_initialize_trampoline): Fix for VMS ABI.
4142 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
4143 (ia64_function_arg): Initialize reg 25 on VMS.
4144 Fix OpenVMS ABI issues for varargs.
4145 For OpenVMS, emit the Argument Information register set in the
4146 incoming/sibcall case as well.
4147 (ia64_arg_type): New function.
4148 (ia64_function_arg_advance): Keep track of cum->words.
4149 Fix OpenVMS ABI issues for varargs.
4150 (ia64_function_value): On VMS, promote mode of non-aggregate types.
4151 (ia64_override_options): Set flag_no_common on VMS.
4152 (ia64_init_builtins): Disable FWRITE builtin.
4153 (ia64_asm_output_external): Call DO_CRTL_NAMES.
4154 (ia64_vms_init_libfuncs): Add decc$ routines.
4155 (ia64_vms_valid_pointer_mode): New function.
4156 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
4157 (ia64_promote_function_mode): New function
4158 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
4159 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
4160 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4161 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
4162 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
4163 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
4164 Suppress trailing '#' if VALUE is numeric.
4165 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
4166 ia64_promote_function_mode.
4167 (TARGET_VALID_POINTER_MODE): Define.
4169 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4172 * config/rs6000/rs6000.c (rs6000_override_options): Use
4173 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
4176 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
4177 reporting of vector + decimal/boolean/complex error.
4179 2009-08-21 Jakub Jelinek <jakub@redhat.com>
4181 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
4182 __vector double TYPE_DECL.
4184 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
4186 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
4187 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
4188 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
4189 to pointer to enum machine_mode. Update all callers as needed.
4191 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
4193 * config/alpha/alpha.md (exception_receiver): Emit alternative
4194 GP load sequence if flag_reorder_blocks_and_partition is set.
4195 (*exception_receiver_2): Also enable when
4196 flag_reorder_blocks_and_partition is set.
4198 2009-08-20 Matt Rice <ratmice@gmail.com>
4199 Diego Novillo <dnovillo@google.com>
4201 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
4204 2009-08-20 Richard Guenther <rguenther@suse.de>
4206 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
4207 * c-tree.h (c_dup_lang_specific_decl): Remove.
4208 (struct lang_decl, struct lang_type): Move definitions ...
4209 * c-lang.h: ... here. New file.
4210 * c-decl.c: Include c-lang.h.
4211 (c_dup_lang_specific_decl): Remove.
4212 * c-typeck.c: Include c-lang.h.
4213 * Makefile.in (c-decl.o): Add c-lang.h dependency.
4214 (c-typeck.o): Likewise.
4215 * c-config-lang.in (gtfiles): Add c-lang.h.
4216 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
4219 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
4221 * config/alpha/alpha.c (alpha_end_function): Do not clear
4222 crtl->emit structure and free insn locators if cfun->is_thunk is true,
4223 this is now handled in generic code.
4225 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4227 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
4228 (s390_z10_fix_long_loop_prediction): New function.
4229 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
4230 (s390_reorg): Walk over the INSNs and invoke
4231 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
4233 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4235 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
4236 "*brx_64bit", "*brx_31bit"): New patterns.
4237 * config/s390/s390.c ('E'): New output modifier.
4239 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4240 Richard Earnshaw <richard.earnshaw@arm.com>
4242 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
4243 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
4245 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4247 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
4249 * pa.c (emit_move_sequence): Check if address of operand1 is valid
4250 for mode mode of operand0 when doing secondary reload for SAR.
4252 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4255 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
4256 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
4258 2009-08-19 Jason Merrill <jason@redhat.com>
4260 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
4261 supported template depth in C++0x.
4263 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4265 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
4266 free_after_compilation.
4267 * config/score/score7.c (score7_output_mi_thunk): Likewise.
4268 * config/score/score3.c (score3_output_mi_thunk): Likewise.
4269 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4270 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4271 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4272 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4273 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4275 2009-08-19 Ian Lance Taylor <iant@google.com>
4277 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
4278 of (plus (mult (neg B) C) A).
4280 2009-08-18 Michael Matz <matz@suse.de>
4282 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
4283 instead of comparing TYPE_MAIN_VARIANT for equality.
4284 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
4285 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
4286 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
4287 * gimplify.c (goa_lhs_expr_p): Ditto and use
4288 STRIP_USELESS_TYPE_CONVERSION.
4290 2009-08-18 Michael Matz <matz@suse.de>
4292 * tree-ssa-structalias.c (create_variable_info_for): Also mark
4293 first field in a struct.
4294 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
4296 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4298 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4299 locators before emit_insn is called. Remove assert that
4301 (alpha_end_function): Clear crtl->emit structure and free insn
4302 locators if cfun->is_thunk is true.
4304 2009-08-18 Jason Merrill <jason@redhat.com>
4306 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
4308 * configure.ac: Test for it.
4309 * configure, config.in: Regenerate.
4310 * doc/install.texi: Document --enable-gnu-unique-object.
4312 2009-08-18 Richard Guenther <rguenther@suse.de>
4315 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
4316 pow(x,y*z) only if x is nonnegative.
4318 2009-08-18 Jakub Jelinek <jakub@redhat.com>
4320 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
4324 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
4325 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
4327 2009-08-17 DJ Delorie <dj@redhat.com>
4329 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
4330 * config/m32c/prologue.md (epilogue_freit): New.
4332 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
4333 (bank_switch_p): Likewise.
4334 (fast_interrupt_p): Likewise.
4335 (interrupt_p): Likewise.
4336 (m32c_conditional_register_usage): Round memregs size up.
4337 (need_to_save): We only need to save $a0 when we use ENTER.
4338 (interrupt_p): Check for fast_interrupt too.
4339 (bank_switch_p): New.
4340 (fast_interrupt_p): New.
4341 (m32c_attribute_table): Add bank_switch and fast_interrupt.
4342 (m32c_emit_prolog): Support bank switching and fast interrupts.
4343 * doc/extend.texi (Function Attributes): Add bank_switch and
4346 2009-08-17 Douglas B Rupp <rupp@gnat.com>
4348 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
4349 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
4351 2009-08-16 Douglas B Rupp <rupp@gnat.com>
4353 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
4354 (menu): Add IA-64/VMS Options.
4355 (IA-64/VMS Options): Likewise.
4357 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4360 * config/mips/mips.md (*lwxs): Use :P for pointer values.
4362 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4364 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
4365 (mips_pop_asm_switch): Likewise.
4366 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
4368 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4369 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
4370 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
4371 (mips_print_operand_punctuation): Use them. Check mips_noreorder
4372 instead of set_noreorder.
4373 (mips_output_function_prologue): Use the new functions.
4374 (mips_output_function_epilogue): Likewise.
4375 (mips_need_noat_wrapper_p): New function, split out from...
4376 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
4377 Use mips_push_asm_switch and mips_pop_asm_switch.
4378 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
4379 and mips_pop_asm_switch.
4380 (ASM_OUTPUT_REG_POP): Likewise.
4381 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
4382 Use mips_pop_asm_switch.
4383 (mips_asm_switch): New structure.
4384 (set_noreorder, set_nomacro): Replace with...
4385 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4386 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
4387 instead of set_nomacro.
4388 (fix_truncsfsi2_macro): Likewise.
4389 (cprestore): Likewise.
4390 (hazard): Use mips_noreorder instead of set_noreorder.
4391 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4393 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
4395 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
4396 from prev_active_insn.
4398 2009-08-16 Anatoly Sokolov <aesok@post.ru>
4400 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
4401 * config/avr/avr.c (avr_override_options): Initialize
4402 avr_current_arch variable.
4403 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
4404 __AVR_HAVE_16BIT_SP__ according to the device type.
4405 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
4407 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
4408 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
4410 2009-08-16 Dodji Seketeli <dodji@redhat.com>
4413 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
4414 generating inlined subroutine die only. We shouldn't be
4415 called for anything else.
4416 (gen_block_die): Don't generate inline subroutine debug info for
4419 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4421 * graphite-poly.c (print_pbb): Print PBB index.
4423 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4426 * graphite-interchange.c (ppl_max_for_le): Moved...
4427 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
4428 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
4429 ppl_Pointset_Powerset_C_Polyhedron_maximize.
4430 * graphite-ppl.h (ppl_max_for_le): Declared.
4432 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
4434 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
4435 supported on all platforms.
4436 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
4437 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
4438 * c-pragma.c: Likewise.
4439 * target-def.h (TARGET_INITIALIZER): Remove
4440 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4441 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4443 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4445 * config/ia64/fde-vms.c: New file.
4446 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
4447 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
4448 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
4449 (uw_frame_state_for): Only register a personality routine if it is
4450 known to be compatible with our expectations.
4451 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
4452 Declare unw_table_entry stack variable and
4453 mod all calls to _Unwind_FindTableEntry to add arg.
4454 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
4455 (_Unwind_FindTableEntry): Add arg to prototype.
4457 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
4459 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
4460 field 'signal_pfs_loc'.
4461 (uw_frame_state_for): Remove duplicate code dealing with leaf
4462 procedures without unwind info.
4463 If in the frame after unwinding through a signal handler, restore
4464 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
4465 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
4466 'pfs_loc' to the AR.PFS location in the signal context; instead
4467 set 'signal_pfs_loc'.
4468 Manually generate the unwind info for the AR.PFS register.
4469 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
4470 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
4471 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
4472 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
4473 instead set 'signal_pfs_loc'.
4474 Remove code preventing the AR.PFS register from being restored
4475 from the signal context.
4477 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4478 Tristan Gingold <gingold@adacore.com>
4480 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
4481 * config/ia64/t-vms: New file.
4482 * config/ia64/vms64.h: New file.
4483 * config/ia64/vms.h: New file.
4484 * config/ia64/vms-crtinit.asm: New file.
4485 * config/ia64/vms_symvec_libgcc_s.opt: New file.
4486 * config/ia64/vms-unwind.h: New file.
4488 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4490 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
4493 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4496 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
4498 * real.h (do_mpc_arg2): ... here.
4499 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
4502 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
4504 * final.c (add_debug_prefix_map): Don't use GC memory for
4505 old_prefix and new_prefix.
4507 2009-08-14 Richard Guenther <rguenther@suse.de>
4509 * ipa-prop.c (compute_complex_pass_through): If we cannot
4510 compute a non-varying offset for IPA_JF_ANCESTOR punt.
4512 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4514 * c-lex.c (c_lex_with_flags): Increase size of local variable
4515 to avoid memory clobber.
4517 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
4520 * config/i386/i386.c (ix86_fp_comparison_strategy):
4521 Only enable/disable sahf at function granularity.
4523 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
4525 PR rtl-optimization/41064
4526 * reload1.c (reload_as_needed): Don't call extract_insn
4527 for known invalid replacements after calling
4528 validate_replace_rtx_group and verify_changes.
4530 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4533 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
4534 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
4535 ix86_expand_fp_vcond.
4536 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
4537 Assert that operation is supported by ix86_expand_int_vcond.
4538 (vcondu<SSEMODE124C8:mode>): Ditto.
4540 2009-08-13 DJ Delorie <dj@redhat.com>
4542 * config/i386/djgpp-stdint.h: New.
4543 * config.gcc (djgpp): Use it.
4545 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
4547 * config/sh/sh.c (sh_override_options): When flag_exceptions or
4548 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
4550 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
4552 * tree-ssa-loop-prefetch.c
4553 (prune_ref_by_group_reuse): Enhance probabilistic analysis
4554 for long-stride pruning.
4555 (compute_miss_rate): New function to compute the probability
4556 that two memory references access different cache lines.
4558 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
4560 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
4562 2009-08-13 Richard Guenther <rguenther@suse.de>
4565 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
4566 use the constant pointer type.
4567 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
4568 of CV qualifiers on the target pointer type.
4569 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
4570 conversion check before restrict check.
4572 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4575 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
4577 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4579 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
4581 2009-08-12 Richard Guenther <rguenther@suse.de>
4583 PR tree-optimization/41011
4584 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
4585 and reference constructing.
4587 2009-08-12 Xinliang David Li <davidxl@google.com>
4589 PR tree-optimization/41012
4590 * tree-flow.h : New external interface.
4591 * gimple-low.c (check_call_arg): Change to public function.
4592 Remove argument mismatch check in lowering.
4593 * tree-inline.h (tree_can_inline_p): Interface change.
4594 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
4596 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
4597 Call change to tree_can_inline_p function.
4598 (cgraph_decide_inlining_incrementally): Ditto.
4600 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
4602 PR tree-optimization/41031
4603 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
4604 on the partition variable rather than promote_mode on the source
4605 type. Assert that the partition variable's type has the same
4606 mode as the source value's.
4608 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
4610 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
4611 for for_return == 2.
4612 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
4614 * calls.c (expand_call): Fix typo.
4615 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
4617 * stmt.c (expand_value_return): Use promote_function_mode to copy out
4619 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
4620 * config/cris/cris.c (cris_promote_function_mode): Likewise.
4621 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
4622 * config/pa/pa.c (pa_promote_function_mode): Likewise.
4624 2009-08-12 Andrew Haley <aph@redhat.com>
4626 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
4628 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4631 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4633 2009-08-12 Richard Guenther <rguenther@suse.de>
4635 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
4636 * gimplify.c (gimplify_modify_expr): Do not use
4637 lang_hooks.types_compatible_p.
4638 * tree-ssa.c (useless_type_conversion_p): For aggregates
4639 just return false if the canonical types differ.
4641 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4644 * sese.c (convert_for_phi_arg): New.
4645 (add_guard_exit_phis): Use convert_for_phi_arg.
4647 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4649 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
4650 unknown subscript upper bounds.
4652 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4653 Pranav Garg <pranav.garg2107@gmail.com>
4655 * graphite-interchange.c (gather_access_strides): Removed.
4656 (ppl_max_for_le): New.
4657 (build_linearized_memory_access): New.
4658 (memory_stride_in_loop): New.
4659 (pbb_interchange_profitable_p): Reimplemented.
4660 * graphite-ppl.h (ppl_new_id_map): New.
4661 (ppl_interchange): New.
4663 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4665 * graphite-interchange.c (compute_subscript): Removed.
4666 (compute_array_size_cstr): Removed.
4667 (compute_array_size_poly): Removed.
4668 (compute_array_size): Removed.
4669 (gather_access_strides_poly): Removed.
4670 (gather_access_strides): Empty.
4672 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4674 * graphite-dependences.c (dependence_polyhedron_1): Replace
4675 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
4676 (graphite_legal_transform_dr): Same.
4677 (graphite_carried_dependence_level_k): Same.
4678 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
4679 Initialize PDR_NB_SUBSCRIPTS.
4680 (print_pdr_access_layout): Replace pdr_nb_subscripts with
4682 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
4683 (PDR_NB_SUBSCRIPTS): New.
4684 (pdr_nb_subscripts): Removed.
4685 (pdr_dim): Simplified.
4686 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
4687 with PDR_NB_SUBSCRIPTS.
4689 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4691 * graphite-interchange.c (compute_array_size): Remove use of
4693 * graphite-poly.c (new_poly_dr): Remove argument data_container.
4694 Do not initialize PDR_DATA_CONTAINER.
4695 (print_pdr): Do not print PDR_DATA_CONTAINER.
4696 * graphite-poly.h (struct poly_dr): Remove data_container field.
4697 (PDR_DATA_CONTAINER): Removed.
4698 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
4700 (build_poly_dr): Same.
4702 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4703 Sebastian Pop <sebastian.pop@amd.com>
4705 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
4706 copy of the dependence polyhedron. Free the temporary objects.
4707 (graphite_carried_dependence_level_k): Free unused objects before
4710 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
4711 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
4712 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
4713 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
4714 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
4716 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4718 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
4719 Early return without analyzing the data dependences if no
4720 transform has been done. Call restore_scattering if the transform
4722 (graphite-interchange.c): Same.
4723 * graphite-poly.c (print_scattering_function): Test for
4725 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
4726 (apply_poly_transforms): Do not gcc_assert that
4727 the transform is legal.
4728 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
4729 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
4730 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
4731 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
4732 * graphite-poly.h (struct poly_scattering): New.
4733 (struct poly_bb): Add original, transformed, and saved fields.
4734 Remove transformed_scattering, original_scattering,
4735 nb_local_variables and nb_scattering_transform fields.
4736 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
4737 (poly_scattering_new): New.
4738 (poly_scattering_free): New.
4739 (poly_scattering_copy): New.
4740 (store_scattering_pbb): New.
4741 (store_scattering): New.
4742 (restore_scattering_pbb): New.
4743 (restore_scattering): New.
4744 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
4745 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
4747 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4749 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
4752 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4754 * Makefile.in (graphite.o): Depends on PREDICT_H.
4755 * graphite.c: Include predict.h.
4756 (graphite_finalize): Call tree_estimate_probability.
4757 * predict.c (predict_loops): Do not call scev_initialize and
4759 (tree_estimate_probability_bb): New.
4760 (tree_estimate_probability): Do not initialize loops: move that
4761 code to the driver. Call tree_estimate_probability_bb.
4762 (tree_estimate_probability_driver): New.
4763 (pass_profile): Use tree_estimate_probability_driver.
4764 * predict.h (tree_estimate_probability): Declared.
4766 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4768 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
4769 * graphite-dependences.c (graphite_legal_transform): Add time to
4770 TV_GRAPHITE_DATA_DEPS.
4771 (dependency_between_pbbs_p): Same.
4772 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
4774 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
4776 PR rtl-optimization/41033
4777 * alias.c (nonoverlapping_component_refs_p): Punt when strict
4778 aliasing is disabled.
4780 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4782 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
4783 si_mask_operand, and_load_operand, low_bitmask_operand,
4784 and_reg_operand, and_operand): New predicates.
4785 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
4786 * config/mips/mips.c (and_operands_ok): New function.
4787 * config/mips/mips-protos.h (and_operands_ok): Declare it.
4788 * config/mips/mips.md (move_type): Add ext_ins and logical.
4789 (type): Handle them.
4790 (and<mode>3): Use and_reg_operand as the second operand's predicate.
4791 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
4792 shift_shift. Remove commutative constraint modifier.
4793 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
4795 (*clear_upper32_dext): Remove define_insn_and_split.
4796 (*clear_upper32): Turn this define_insn_and_split ...
4797 (splitter for ANDing register with 0xffff_ffff): .. into this.
4799 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4801 * combine.c (try_widen_shift_mode): Factor out code to check if an
4802 integer constant is a low-order bitmask from here ...
4803 * rtlanal.c (low_bitmask_len): ... to here.
4804 * rtl.h (low_bitmask_len): Declare.
4806 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
4809 * config/alpha/alpha.md (addsi3): Remove expander.
4810 (addsi3): Rename from *addsi3_internal insn pattern.
4811 (subsi3): Remove expander.
4812 (subsi3): Rename from *subsi3_internal insn pattern.
4814 2009-08-11 Douglas B Rupp <rupp@gnat.com>
4816 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
4819 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
4820 Eric Botcazou <botcazou@adacore.com>
4821 Douglas B Rupp <rupp@gnat.com>
4823 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
4824 that records that fit in 64 bits are returned by immediate value,
4825 as required by OpenVMS Calling Standard.
4826 (function_value): Adjust for above modification.
4827 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
4828 virtual_incoming_args_rtx as base object, not next_arg.
4829 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
4831 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4833 * reload.c (find_reloads_subreg_address): Check the original
4834 req_equiv_mem address to detect the case where an address is
4835 not valid in the outer mode.
4837 2009-08-11 Richard Guenther <rguenther@suse.de>
4840 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
4842 2009-08-10 Douglas B Rupp <rupp@gnat.com>
4844 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
4845 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
4847 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
4848 Douglas B Rupp <rupp@gnat.com>
4850 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
4851 PT_STACK when frame_pointer_needed on OpenVMS.
4852 (alpha_pv_save_size, alpha_using_fp): Remove.
4853 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
4854 with proper processing for PT_NULL.
4855 (alpha_vms_initial_elimination_offset): New function. Support for
4856 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
4857 (alpha_sa_size): Force procedure type to PT_STACK when
4858 frame_pointer_needed on OpenVMS.
4859 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
4860 (alpha_using_fp): Likewise.
4861 (alpha_vms_can_eliminate): Add prototype.
4862 (alpha_vms_initial_elimination_offset): Likewise.
4863 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
4864 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
4866 2009-08-10 Eric Botcazou <botcazou@adacore.com>
4867 Douglas B Rupp <rupp@gnat.com>
4869 * config/alpha/alpha.c (common_object_handler): New function.
4870 (vms_attribute_table): Declare a single attribute "common_object".
4871 (vms_output_aligned_decl_common): New global function.
4872 (SECTION_VMS_OVERLAY): Delete.
4873 (SECTION_VMS_GLOBAL): Likewise.
4874 (SECTION_VMS_INITIALIZE): Likewise.
4875 (vms_asm_named_section): Remove support for above flags.
4876 (vms_section_type_flags): Delete.
4877 (TARGET_SECTION_TYPE_FLAGS): Likewise.
4878 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
4879 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
4880 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
4882 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
4885 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
4886 (sub_ddmmss): Likewise.
4888 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
4891 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
4894 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4897 * reload1.c (reload_as_needed): Use cancel_changes to completely
4898 undo a failed replacement attempt.
4900 2009-08-10 Richard Guenther <rguenther@suse.de>
4903 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
4904 (useless_type_conversion_p): ... here. Require pointer targets
4907 2009-08-10 Dodji Seketeli <dodji@redhat.com>
4910 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
4911 loose the original type of the statement list.
4913 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4915 * config/alpha/alpha.c: Include libfuncs.h
4916 (avms_asm_output_extern): New function.
4917 (alpha_init_libfuncs): Init some decc libfuncs.
4918 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
4919 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
4920 (DO_CRTL_NAMES): Define.
4922 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
4923 (LONG_TYPE_SIZE): Define.
4924 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
4925 (SUBTARGET_SWITCHES): Define malloc64 switch.
4926 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
4927 (MASK_RETURN_ADDR): Define.
4928 doc/invoke.texi (mmalloc64): Document switch.
4930 2009-08-09 Olivier Hainque <hainque@adacore.com>
4931 Douglas B Rupp <rupp@gnat.com>
4933 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
4934 uses_condition_handler.
4935 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
4936 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
4937 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
4938 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
4939 (code_for_builtin): New insn codes for the new alpha_builtins.
4940 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
4941 (alpha_sa_size): Account for uses_condition_handler.
4942 (alpha_expand_prologue): Likewise.
4943 (alpha_start_function): Likewise.
4944 (alpha_expand_epilogue): Likewise.
4945 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
4946 establish/revert expanders.
4947 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
4948 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
4949 New expander, resorting to the alpha.c associated function.
4950 (builtin_revert_vms_condition_handler): Likewise.
4951 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
4952 __gcc_shell_handler, the static VMS condition handler used as
4953 an indirection wrapper to the current dynamically established
4955 * config/alpha/vms-unwind.h: Complete rewrite.
4956 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
4957 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
4959 2009-08-09 Eric Botcazou <botcazou@adacore.com>
4960 Douglas B Rupp <rupp@gnat.com>
4962 * config/alpha/alpha.c (alpha_links): Add 'target' field.
4963 (alpha_need_linkage): Handle aliases. Return function symbol.
4964 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
4965 Use ultimate alias target for the linkage name.
4966 * config/alpha/alpha.md (movmemdi): Use the symbol returned
4967 by alpha_need_linkage for the function symbol.
4968 (setmemdi): Likewise.
4970 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4972 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
4973 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
4974 (ASM_WEAKEN_LABEL): Define.
4975 (CRT_CALL_STATIC_FUNCTION): Define.
4976 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
4977 (ENDFILE_SPEC): Define.
4978 (INIT_SECTION_ASM_OP): Define.
4979 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
4980 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
4982 (MULTILIB_OSDIRNAMES): Define.
4983 (shlib_version): Define.
4984 (SHLIB_EXT): Define.
4985 (SHLIB_OBJS): Define.
4986 (SHLIB_NAME): Define.
4987 (SHLIB_MULTILIB): Define.
4988 (SHLIB_INSTALL): Define.
4989 (SHLIB_SYMVEC): Define.
4990 (SHLIB_SYMVECX2): Define.
4991 (SHLIB_LINK): Define.
4993 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4995 * config/alpha/alpha.c (alpha_initialize_trampoline):
4996 Initialize VMS trampoline IAW ABI for bounded procedure calls.
4997 (alpha_start_function): Emit transfer address on nested functions
4998 for VMS trampoline call.
4999 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
5000 since no longer used.
5001 * config/alpha/vms-tramp.asm: Remove.
5002 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
5003 since now only data initialized at runtime.
5005 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5007 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
5008 (LINK_GCC_C_SEQUENCE_SPEC): Define.
5009 (MD_EXEC_PREFIX): Remove, no longer used.
5010 (MD_STARTFILE_PREFIX): Likewise.
5011 (INCLUDE_DEFAULTS): Likewise.
5012 * config/alpha/t-vms:
5013 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
5015 2009-08-09 Richard Guenther <rguenther@suse.de>
5017 PR tree-optimization/41016
5018 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
5019 (operand_precision): Remove.
5020 (integral_operand_p): Likewise.
5021 (recognize_single_bit_test): Adjust.
5023 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5025 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
5026 operation overflows. Likewise non-cast unary arithmetic.
5027 If one arm of a conditional expression is always taken,
5028 inhibit evaluation warnings for the other arm. Likewise inhibit
5029 evaluation warnings for the second && or || operand if the first
5030 operand is enough to determine the result.
5031 * c-typeck.c (build_conditional_expr): Apply the same inhibition
5033 (build_binary_op): Prevent duplicate evaluation warnings.
5035 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5037 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
5038 and destination have different modes, Use promote_mode to
5039 determine the signedness of the conversion. Assert that the
5040 promoted source mode matches the destination mode. Don't pass
5041 the destination and destination mode to expand_expr if the source
5042 mode is different. Simplify conversion logic.
5044 2009-08-09 Ira Rosen <irar@il.ibm.com>
5046 PR tree-optimization/41008
5047 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
5048 from condition only in case it's a comparison. Adjust checks.
5050 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
5052 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
5053 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
5054 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
5055 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
5056 (dump_cand): Handle them.
5057 (struct iv_cand): New members COST_STEP and AINC_USE.
5058 (stmt_after_increment): Likewise.
5059 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
5060 callers changed. Use gimple_uid comparison instead of scanning.
5061 (add_candidate_1): When looking for identical candidates, take
5062 AINC_USE into account. Set it for new candidates.
5063 (force_expr_to_var_cost): Cast target_spill_cost to int.
5064 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
5065 All callers changed. Check for availability of autoinc addressing
5066 modes, both in general for a given mode, and in the specific use case.
5067 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
5069 (get_computation_cost): Likewise.
5070 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
5071 add_autoinc_candidates): New static functions.
5072 (add_candidate): Call add_autoinc_candidates for candidates based on
5074 (find_iv_candidates): Call set_autoinc_for_original_candidates.
5075 (determine_use_iv_cost_address): If we have an autoinc candidate at
5076 the matching use, verify autoinc is possible and subtract the cost
5077 of the candidate's step from the cost.
5078 (determine_iv_cost): Record the cost of the increment in the COST_STEP
5079 member of the candidate.
5080 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
5081 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
5083 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5085 * config.build (ia64-hp-*vms*): New target.
5086 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5088 * config.gcc (ia64-hp-*vms*): New target.
5089 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5091 * config.host (ia64-hp-*vms*): New target.
5092 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5095 2009-08-08 Richard Guenther <rguenther@suse.de>
5097 PR tree-optimization/40991
5098 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
5100 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
5102 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
5103 mode check. Do truncations in an integer mode.
5104 (force_to_mode): Handle subregs for all mode types. Only do
5105 arithmetic simplifications on integer modes.
5107 2009-08-07 Richard Guenther <rguenther@suse.de>
5109 PR tree-optimization/40999
5110 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
5111 (maybe_fold_reference): Lookup constant initializers.
5112 (fold_gimple_assign): Likewise.
5114 2009-08-07 Richard Guenther <rguenther@suse.de>
5116 * tree-ssa.c (useless_type_conversion_p_1): Only for types
5117 that require structural equality defer to the langhook.
5119 2009-08-07 Martin Jambor <mjambor@suse.cz>
5121 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
5123 (struct ipa_pass_through_data): New type.
5124 (struct ipa_ancestor_jf_data): New type.
5125 (union jump_func_value): Removed field formal_id, added fields
5126 pass_through and ancestor.
5127 (struct ipa_param_call_note): Changed type of formal_id to int from
5129 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
5130 operations jump functions and ancestor jump functions.
5131 (compute_complex_pass_through): New function.
5132 (compute_scalar_jump_functions): Call compute_complex_pass_through,
5133 reflect changes in the jump function strucutre.
5134 (update_jump_functions_after_inlining): Ignore complex pass-through
5135 and ancestor jump functions.
5136 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
5137 polynomial pass-through with operation jump functions.
5139 2009-08-07 Jakub Jelinek <jakub@redhat.com>
5141 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
5142 fde->dw_fde_begin as begin label instead of hot/cold label.
5143 Use LLSDAC label instead of LLSDA for second section lsda.
5144 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
5145 label instead of LLSDA if it is true.
5146 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
5148 * except.c (add_call_site, dw2_size_of_call_site_table): Add
5149 SECTION argument. Use it as index into crtl->eh.call_site_record
5151 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
5152 use it to determine how to print table entries instead of using
5153 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
5154 label instead of normal begin label as base.
5155 (sjlj_assign_call_site_values): Adjust add_call_site caller.
5156 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
5157 ensure no EH range spans between sections and that landing pads
5158 are always in the corresponding section.
5159 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
5160 for crtl->eh.call_site_record being an array rather than scalar.
5161 (output_one_function_exception_table): New function, copied
5162 from output_function_exception_table. Adjust
5163 dw2_size_of_call_site_table, dw2_output_call_site_table
5164 callers. For SECOND section use *C suffixed labels.
5165 (output_function_exception_table): Call
5166 output_one_function_exception_table and, when doing hot/cold
5167 partitioning, also another time for the second section.
5168 * opts.c: Include except.h.
5169 (decode_options): Allow -freorder-blocks-and-partition with
5170 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
5171 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
5172 * function.h (struct rtl_eh): Change call_site_record from
5173 scalar into array of 2 elements.
5175 2009-08-07 Martin Jambor <mjambor@suse.cz>
5177 * ipa-prop.c (count_formal_params_1): New function.
5178 (ipa_get_vector_of_formal_parms): New function.
5179 (get_vector_of_formal_parm_types): New function.
5180 (ipa_modify_formal_parameters): New function.
5181 (ipa_modify_call_arguments): New function.
5182 (index_in_adjustments_multiple_times_p): New function.
5183 (ipa_combine_adjustments): New function.
5184 (ipa_dump_param_adjustments): New function.
5185 * ipa-prop.h (struct ipa_parm_adjustment): New type.
5186 (ipa_get_vector_of_formal_parms): Declare.
5187 (ipa_modify_formal_parameters): Declare.
5188 (ipa_modify_call_arguments): Declare.
5189 (ipa_combine_adjustments): Declare.
5190 (ipa_dump_param_adjustments): Declare.
5191 (build_ref_for_offset): Declare.
5192 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
5193 * tree-sra.c: Include ipa-prop.c.
5194 (build_ref_for_offset): Make public.
5196 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
5198 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
5200 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
5202 * gcc/doc/extend.texi (__builtin_extract_return_address)
5203 (__builtin_frob_return_address): Document.
5205 2009-08-06 Paul Brook <paul@codesourcery.com>
5207 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
5208 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
5209 implementation on ARMv6-M.
5211 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5213 * doc/extend.texi (pcs): Document new attribute for ARM.
5215 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5217 * arm.c (pcs_attribute_args): Comment out unsupported attribute
5220 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5222 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
5225 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5227 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
5229 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5231 Merge ARM/hard_vfp_branch to trunk.
5233 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
5235 * arm.c (libcall_eq): New function.
5236 (libcall_hash): New function.
5237 (add_libcall): New function.
5238 (arm_libcall_uses_aapcs_base): New function.
5239 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
5240 libcalls using the base PCS.
5241 (arm_init_cumulative_args): Likewise.
5243 2009-07-20 Joseph Myers <joseph@codesourcery.com>
5245 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
5246 Use base ABI for conversion libfuncs between HFmode and SFmode.
5248 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5250 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
5251 V4SImode as representatives of all 64-bit and 128-bit vector
5252 types. Allow vector types without vector modes.
5253 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
5254 without vector modes like BLKmode.
5255 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
5256 BLKmode. Avoid unsupported vector modes or TImode moves for
5258 (aapcs_vfp_allocate_return_reg): Likewise.
5259 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
5260 V8QImode if TARGET_NEON || TARGET_IWMMXT.
5262 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5264 * config/arm/arm.c (arm_handle_pcs_attribute): New.
5265 (arm_get_pcs_model): Pass attribute arguments to
5266 arm_pcs_from_attribute.
5267 (arm_init_cumulative_args): Use base AAPCS for conversions from
5268 floating-point types to DImode.
5269 (arm_attribute_table): Add pcs attribute.
5270 (arm_handle_pcs_attribute): New.
5271 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
5272 conversions from floating-point types to DImode, also declare them
5273 to use base AAPCS and declare functions they call to use base
5274 AAPCS and their RTABI names.
5276 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5278 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
5279 -mfloat-abi=hard not being supported for VFP.
5281 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
5283 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
5284 SYMBOL_REF to hard_libcall_value.
5286 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5287 Richard Earnshaw <rearnsha@arm.com>
5289 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
5290 has been put on the stack, all remaining co-processory arguments for
5291 that co-processor also go on the stack.
5293 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5295 * config/arm/arm.c (arm_return_in_memory): Handle returning
5296 vectors of suitable size in registers also for AAPCS case.
5298 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5300 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
5302 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
5304 ARM Hard-VFP calling convention
5305 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
5306 * target.h (gcc_target): Add libcall_value to table of call hooks.
5307 * targhooks.h (default_libcall_value): Default implementation.
5308 * targhooks.c (default_libcall_value): Likewise.
5309 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
5310 * optabs.c (expand_unop): Use it.
5311 * expr.h (hard_libcall_value): Pass the function RTX through.
5312 * calls.c (emit_library_call_value_1): Update call to
5314 * explow.c (hard_libcall_value): Use new target hook.
5315 * testsuite/lib/target-supports.exp
5316 (check_effective_target_arm_hard_vfp_ok): New hook.
5317 (check_effective_target_arm_neon_ok): Improve test for neon
5319 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
5320 * config/arm/arm.c: Include cgraph.h
5321 (TARGET_FUNCTION_VALUE): Override default hook.
5322 (arm_pcs_default): New variable.
5323 (arm_override_options): Don't fault hard calling convention with VFP.
5324 Add support for AAPCS variants.
5325 (arm_function_value): Make static. Handle AAPCS variants.
5326 (arm_libcall_value): New function.
5327 (arm_apply_result_size): Handle VFP registers in results.
5328 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
5330 (pcs_attribute_args): New variable.
5331 (arm_pcs_from_attribute): New function.
5332 (arm_get_pcs_model): New function.
5333 (aapcs_vfp_cum_init): New function.
5334 (aapcs_vfp_sub_candidate): New function.
5335 (aapcs_vfp_is_return_candidate): New function.
5336 (aapcs_vfp_is_call_candidate): New function.
5337 (aapcs_vfp_allocate): New function.
5338 (aapcs_vfp_allocate_return_reg): New function.
5339 (aapcs_vfp_advance): New function.
5340 (aapcs_cp_arg_layout): New variable.
5341 (aapcs_select_call_coproc): New function.
5342 (aapcs_select_return_coproc): New function.
5343 (aapcs_allocate_return_reg): New function.
5344 (aapcs_libcall_value): New function.
5345 (aapcs_layout_arg): New function.
5346 (arm_init_cumulative_args): Initialize AAPCS args data.
5347 (arm_function_arg): Handle AAPCS variants using new interface.
5348 (arm_arg_parital_bytes): Likewise.
5349 (arm_function_arg_advance): New function.
5350 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
5351 calling conventions.
5352 (arm_setup_incoming_varargs): Handle new AAPCS args data.
5353 * arm.h (NUM_VFP_ARG_REGS): Define.
5354 (LIBCALL_VALUE): Update.
5355 (FUNCTION_VALUE): Delete.
5356 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
5357 (arm_pcs): New enum.
5358 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
5359 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
5360 (FUNCTION_ARG_REGNO_P): Add VFP regs.
5361 * arm-protos.h (arm_function_arg_advance): Add.
5362 (aapcs_libcall_value): Add.
5363 (arm_function_value): Delete.
5365 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
5366 H.J. Lu <hongjiu.lu@intel.com>
5369 * config/i386/i386.c (standard_sse_mode_p): Remove.
5370 (standard_sse_constant_p): Return 2 for integer mode
5371 vector_all_ones_operand when SSE2 is enabled.
5372 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
5373 (ix86_expand_vector_move): Do not check for negative values from
5374 standard_sse_constant_p.
5376 2009-08-06 Richard Guenther <rguenther@suse.de>
5378 * tree-ssa.c (useless_type_conversion_p_1): Make function and
5379 array type comparisons frontend independent.
5380 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
5381 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
5382 out array reference lower bound and element size operands.
5383 (ao_ref_init_from_vn_reference): Properly compute the offset
5384 for ARRAY_RANGE_REF.
5385 (vn_reference_fold_indirect): Fill out array reference lower
5386 bound and element size operands.
5387 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
5388 a non gimple valued reference operand which can happen for
5389 array reference lower bound or element size.
5390 (create_component_ref_by_pieces_1): Properly generate the
5391 element size operand for array references.
5393 2009-08-06 Richard Guenther <rguenther@suse.de>
5395 PR tree-optimization/40964
5396 * tree.c (iterative_hash_host_wide_int): Export.
5397 * tree.h (iterative_hash_host_wide_int): Declare.
5398 * tree-ssa-structalias.c (heapvar_map): New struct.
5399 (heapvar_map_eq): New function.
5400 (heapvar_map_hash): Likewise.
5401 (heapvar_lookup): Adjust.
5402 (heapvar_insert): Likewise.
5403 (make_constraint_from_heapvar): Allow multiple heap variables
5404 per decl at different offsets.
5405 (init_alias_heapvars): Adjust.
5407 2009-08-04 David Daney <ddaney@caviumnetworks.com>
5409 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
5410 * mips_output_sync_loop (mips_output_sync_loop): Only emit
5411 trailing sync if TARGET_SYNC_AFTER_SC.
5413 2009-08-05 David Daney <ddaney@caviumnetworks.com>
5415 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
5416 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
5417 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
5418 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
5419 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5420 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5421 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5422 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
5423 test_and_set_12): Rewrite calls to mips_output_sync_loop.
5424 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
5425 the prototype declaration match the definition.
5426 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
5427 instructions explicitly. Add barrier_before and operands
5429 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
5430 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
5431 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
5432 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5433 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
5434 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
5436 2009-08-05 Andrew Pinski <pinskia@gmail.com>
5438 * tree-ssa-alias.c: Fix intervals to use [) syntax.
5440 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
5441 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5444 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
5447 2009-08-05 Jakub Jelinek <jakub@redhat.com>
5449 PR rtl-optimization/40924
5450 * dse.c (canon_address): Before calling cselib_expand_value_rtx
5451 make sure canon_rtx (mem_address) isn't simpler than
5452 canon_rtx (expanded_mem_address).
5454 2009-08-05 Li Feng <nemokingdom@gmail.com>
5456 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
5458 (build_scop_drs): Build alias set for each SCoP.
5460 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
5462 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
5463 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
5464 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
5465 (MIPS_ARCH_FLOAT_SPEC): Likewise.
5466 (BASE_DRIVER_SELF_SPECS): Likewise.
5468 2009-08-04 Andrew Pinski <pinskia@gmail.com>
5470 * tree-ssa-alias.c: Fix some comment typos.
5472 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
5474 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
5475 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
5477 2009-08-03 Janis Johnson <janis187@us.ibm.com>
5480 * simplify-rtx.c (simplify_binary_operation_1): Disable
5481 simplifications for decimal float operations.
5483 2009-08-03 Jakub Jelinek <jakub@redhat.com>
5486 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
5487 operand of INDIRECT_REF.
5489 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
5491 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
5492 constants referencing TLS symbols.
5494 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5496 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
5497 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
5499 2009-08-03 Richard Guenther <rguenther@suse.de>
5501 * tree.c (make_vector_type): Build a main variant first,
5502 get the canonical one and then build the variant.
5503 * tree-ssa.c (useless_type_conversion_p_1): Handle
5505 (useless_type_conversion_p): Conversions to pointers to
5506 incomplete record types are useless.
5508 2009-08-03 Richard Guenther <rguenther@suse.de>
5510 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
5511 file will be created.
5512 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
5513 * toplev.c (compile_file): Adjust comment.
5515 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
5517 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
5518 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
5519 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5520 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5521 (sh_promote_function_mode): Fix typo.
5523 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
5525 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
5527 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5529 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
5530 declaration arguments.
5532 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
5534 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
5535 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
5536 (ix86_split_ashl): Ditto.
5537 (ix86_expand_vector_init_one_nonzero): Ditto.
5538 (ix86_expand_vector_set): Ditto.
5539 (ix86_expand_reduc_v4sf): Ditto.
5541 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
5543 * explow.c (promote_function_mode): Remove assert.
5544 * config/sh/sh.c (sh_promote_function_mode): Declare.
5546 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5548 * config/pa/pa.c (pa_promote_function_mode): Declare.
5549 Change to static. Fix promote_mode call.
5551 * gthr-dce.h (CONST_CAST2): Define if not defined.
5552 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
5554 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
5556 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
5558 * expr.c (store_constructor): Use promote_decl_mode. Remove
5559 now write-only variable unsignedp.
5560 (expand_expr_real_1): Use promote_decl_mode.
5561 * expr.h (promote_function_mode, promote_decl_mode): New.
5562 (promote_mode): Remove last argument.
5563 * function.c (assign_temp): Drop last argument of promote_mode.
5564 (assign_parm_find_data_types): Use promote_function_mode.
5565 (assign_parm_setup_reg): Likewise.
5566 (expand_function_end): Use promote_function_mode.
5567 * calls.c (initialize_argument_information): Use promote_function_mode.
5568 (precompute_arguments): Use promote_mode instead of checking if
5569 only PROMOTE_FUNCTION_MODE is defined.
5570 (expand_call): When making sibcall decisions, use promote_function_mode.
5571 Below, remove an if for targetm.calls.promote_function_return and
5572 and use promote_function_mode.
5573 (emit_library_call_value_1): Use promote_function_mode, fix bug
5574 where promote_mode was passed FOR_CALL == 0 for a return value in an
5576 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5577 * explow.c (promote_function_mode, promote_decl_mode): New.
5578 (promote_mode): Keep only the FOR_CALL == 0 case.
5579 * combine.c (setup_incoming_promotion): Remove test of
5580 promote_function_args. Use promote_function_mode.
5581 * stmt.c (expand_value_return): Use promote_decl_mode.
5582 (expand_decl): Use promote_decl_mode.
5584 * expr.c (store_constructor): Use promote_decl_mode. Remove
5585 now write-only variable unsignedp.
5586 (expand_expr_real_1): Use promote_decl_mode.
5587 * expr.h (promote_function_mode, promote_decl_mode): New.
5588 (promote_mode): Remove last argument.
5589 * function.c (assign_temp): Drop last argument of promote_mode.
5590 (assign_parm_find_data_types): Use promote_function_mode.
5591 (assign_parm_setup_reg): Likewise.
5592 (expand_function_end): Use promote_function_mode.
5593 * calls.c (initialize_argument_information): Use promote_function_mode.
5594 (precompute_arguments): Use promote_mode instead of checking if
5595 only PROMOTE_FUNCTION_MODE is defined.
5596 (expand_call): When making sibcall decisions, use promote_function_mode.
5597 Below, remove an if for targetm.calls.promote_function_return and
5598 and use promote_function_mode.
5599 (emit_library_call_value_1): Use promote_function_mode, fix bug
5600 where promote_mode was passed FOR_CALL == 0 for a return value in an
5602 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5603 * explow.c (promote_function_mode, promote_decl_mode): New.
5604 (promote_mode): Keep only the FOR_CALL == 0 case.
5605 * combine.c (setup_incoming_promotion): Remove test of
5606 promote_function_args. Use promote_function_mode.
5607 * stmt.c (expand_value_return): Use promote_decl_mode.
5608 (expand_decl): Use promote_decl_mode.
5610 * explow.c (promote_function_mode): Just call the target hook.
5611 * targhooks.c (default_promote_function_mode,
5612 default_promote_function_mode_always_promote): New.
5613 * targhooks.h (default_promote_function_mode,
5614 default_promote_function_mode_always_promote): Declare.
5615 * target.h (promote_function_args, promote_function_return): Remove.
5616 (promote_function_mode): New.
5617 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
5618 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5619 (TARGET_PROMOTE_FUNCTION_MODE): New.
5620 (TARGET_CALLS): Adjust.
5621 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
5622 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
5624 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
5625 * config/s390/s390.c (s390_promote_function_mode): ... here,
5626 with pointer handling.
5627 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5628 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5630 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
5631 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
5632 with pointer handling.
5633 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5634 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5636 * config/sh/sh-protos.h (sh_promote_function_mode): New.
5637 * config/sh/sh.c (sh_promote_function_mode): New.
5638 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5639 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5641 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
5642 * config/cris/cris.c (cris_promote_function_mode): ... here.
5643 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5644 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5646 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
5647 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
5648 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5649 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5651 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
5652 * config/arm/arm.c (arm_promote_function_mode): ... here, without
5653 complex type handling.
5654 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5655 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5657 * config/pa/pa.c (pa_promote_function_mode): New.
5658 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5659 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5661 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
5662 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5663 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
5664 * config/xtensa/xtensa.c: Likewise.
5665 * config/stormy16/stormy16.c: Likewise.
5666 * config/iq2000/iq2000.c: Likewise.
5667 * config/rs6000/rs6000.c: Likewise.
5668 * config/picochip/picochip.c: Likewise.
5669 * config/arc/arc.c: Likewise.
5670 * config/mcore/mcore.c: Likewise.
5671 * config/score/score.c: Likewise.
5672 * config/mips/mips.c: Likewise.
5673 * config/bfin/bfin.c: Likewise.
5674 * config/ia64/ia64.c: Likewise (disabled though).
5676 * config/frv/frv.h: Remove pointless remark.
5678 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
5679 TARGET_PROMOTE_FUNCTION_ARGS,
5680 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
5681 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
5683 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
5685 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
5686 -floop-parallelize-all.
5687 * toplev.c (process_options): Rename flag_graphite_force_parallel to
5688 flag_loop_parallelize_all.
5689 * tree-ssa-loop.c (gate_graphite_transforms): Same.
5690 * graphite.c (graphite_transform_loops): Same.
5692 * graphite-poly.c (apply_poly_transforms): Same.
5694 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
5696 PR tree-optimization/40914
5697 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
5698 if set, then check the delta field of the PMF record.
5699 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
5700 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
5701 call is stored in the delta.
5703 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
5705 * config/mips/mips.md (*clear_upper32_dext): New pattern.
5707 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
5709 * config/i386/bsd.h (ASM_BYTE): New define.
5710 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
5711 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
5712 .byte. Use fputs or putc instead of fprintf where appropriate.
5713 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
5714 fputs or putc instead of fprintf where appropriate.
5715 * config/i386/i386elf.h: Ditto.
5716 * config/i386/sysv4.h: Ditto.
5718 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
5719 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
5720 (*tls_global_dynamic_64): Ditto.
5722 2009-07-31 Christian Bruel <christian.bruel@st.com>
5724 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5726 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5728 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
5729 Remove dead code for MINUS.
5731 2009-07-31 Anthony Green <green@moxielogic.com>
5733 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
5735 (moxie_expand_epilogue): Ditto for epilogue.
5736 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
5738 (moxie_function_arg): Ditto.
5739 (moxie_pass_by_reference): Ditto.
5740 (moxie_arg_partial_bytes): Ditto.
5741 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
5742 (FUNCTION_ARG_ADVANCE) Ditto.
5743 (REG_PARM_STACK_SPACE) Ditto.
5744 (FUNCTION_ARG_REGNO_P) Dito.
5746 * config.gcc: Add moxie linux config support.
5747 * gcc/config/moxie/uclinux.h: New file.
5749 2009-07-31 DJ Delorie <dj@redhat.com>
5751 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
5752 (UNSPECV_SP_SWITCH_E): New.
5753 (sp_switch_1): Change to an unspec.
5754 (sp_switch_2): Change to an unspec. Don't use post-inc when we
5756 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
5757 reference the new stack's address
5759 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5761 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
5762 graphite-clast-to-gimple.o, graphite-dependences.o,
5763 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5764 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
5765 (graphite-blocking.o,
5766 graphite-clast-to-gimple.o, graphite-dependences.o,
5767 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5768 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
5769 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
5770 * cfgloop.h (struct loop): Add can_be_parallel field.
5771 * common.opt (fgraphite-identity): Moved up.
5772 (fgraphite-force-parallel): New flag.
5773 * graphite.c: Rewrite.
5774 * graphite.h: Rewrite.
5775 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
5777 * toplev.c (graphite_out_file): New file descriptor.
5778 (graphite_in_file): New.
5779 (process_options): flag_graphite_force_parallel cannot be used without
5781 * tree-ssa-loop.c: Include toplev.h.
5782 (gate_graphite_transforms): Enable flag_graphite for
5783 flag_graphite_force_parallel.
5785 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5787 * ChangeLog.graphite: New.
5788 * graphite-blocking.c: New.
5789 * graphite-clast-to-gimple.c: New.
5790 * graphite-clast-to-gimple.h: New.
5791 * graphite-dependences.c: New.
5792 * graphite-dependences.h: New.
5793 * graphite-interchange.c: New.
5794 * graphite-poly.c: New.
5795 * graphite-poly.h: New.
5796 * graphite-ppl.c: New.
5797 * graphite-ppl.h: New.
5798 * graphite-scop-detection.c: New.
5799 * graphite-scop-detection.h: New.
5800 * graphite-sese-to-poly.c: New.
5801 * graphite-sese-to-poly.h: New.
5805 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5807 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
5808 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
5810 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5812 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
5813 (scev_is_linear_expression): Return false if the evolution is not
5814 affine multivariate.
5816 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5818 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
5819 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
5821 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5823 * tree-data-ref.c (debug_data_references): New.
5824 (debug_data_reference): New.
5825 * tree-data-ref.h (debug_data_references): Declared.
5826 (debug_data_reference): Declared.
5828 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5830 * tree-data-ref.c (stmt_simple_memref_p: Removed.
5831 * tree-data-ref.h (scop_p): Removed.
5832 (struct data_reference): Remove field scop.
5834 (stmt_simple_memref_p): Removed.
5836 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5838 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
5839 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
5842 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5844 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
5846 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5848 * doc/invoke.texi (-fgraphite-identity): Documented.
5850 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5852 * tree-scalar-evolution.c: Fix comment.
5853 (instantiate_scev_1): Return unknow from scev instantiation if the
5854 result is not above instantiate_below.
5856 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5858 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
5859 static anymore. Instantiate the symbols that may have been introduced
5861 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
5864 2009-07-30 DJ Delorie <dj@redhat.com>
5866 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
5867 .vliw directive to VLIW sections.
5869 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5871 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
5873 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
5874 (AUTOHEADER): New variable.
5875 ($(srcdir)/cstamp-h.in): Use it.
5877 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
5878 Pat Haugen <pthaugen@us.ibm.com>
5879 Revital Eres <ERES@il.ibm.com>
5881 * config/rs6000/vector.md (VEC_F): Add VSX support.
5885 (vector_load_<mode>): Ditto.
5886 (vector_store_<mode>): Ditto.
5887 (vector GPR move split): Ditto.
5888 (vec_reload_and_plus_<mptrsize>): Ditto.
5889 (vec_reload_and_reg_<mptrsize>): Ditto.
5890 (add<mode>3): Ditto.
5891 (sub<mode>3): Ditto.
5892 (mul<mode>3): Ditto.
5893 (neg<mode>2): Ditto.
5894 (abs<mode>2): Ditto.
5895 (smin<mode>3): Ditto.
5896 (smax<mode>3): Ditto.
5897 (vector_eq<mode>): Ditto.
5898 (vector_gt<mode>): Ditto.
5899 (vector_ge<mode>): Ditto.
5900 (vector_gtu<mode>): Ditto.
5901 (vector_select_<mode>_uns): Ditto.
5902 (vector_eq_<mode>_p): Ditto.
5903 (vector_gt_<mode>_p): Ditto.
5904 (vector_ge_<mode>_p): Ditto.
5905 (vector_gtu_<mode>_p): Ditto.
5906 (cr6_test_for_zero): Ditto.
5907 (cr6_test_for_zero_reverse): Ditto.
5908 (cr6_test_for_lt): Ditto.
5909 (cr6_test_for_lt_reverse): Ditto.
5910 (xor<mode>3): Ditto.
5911 (ior<mode>3): Ditto.
5912 (and<mode>3): Ditto.
5913 (one_cmpl<mode>2): Ditto.
5914 (nor<mode>2): Ditto.
5915 (andc<mode>2): Ditto.
5916 (float<VEC_int<mode>2): Ditto.
5917 (unsigned_float<VEC_int><mode>2): Ditto.
5918 (fix_trunc<mode><VEC_int>2): Ditto.
5919 (fixuns_trunc<mode><VEC_int>2): Ditto.
5921 (vec_set<mode>): Ditto.
5922 (vec_extract<mode>): Ditto.
5923 (vec_interleave_highv4sf): Ditto.
5924 (vec_interleave_lowv4sf): Ditto.
5925 (vec_realign_load_<mode>): Ditto.
5926 (vec_shl_<mode>): Ditto.
5927 (vec_shr_<mode>): Ditto.
5928 (div<mode>3): New patterns for VSX.
5929 (vec_interleave_highv2df): Ditto.
5930 (vec_interleave_lowv2df): Ditto.
5931 (vec_pack_trunc_v2df): Ditto.
5932 (vec_pack_sfix_trunc_v2df): Ditto.
5933 (vec_pack_ufix_trunc_v2df): Ditto.
5934 (vec_unpacks_hi_v4sf): Ditto.
5935 (vec_unpacks_lo_v4sf): Ditto.
5936 (vec_unpacks_float_hi_v4si): Ditto.
5937 (vec_unpacks_float_lo_v4si): Ditto.
5938 (vec_unpacku_float_hi_v4si): Ditto.
5939 (vec_unpacku_float_lo_v4si): Ditto.
5940 (movmisalign<mode>): Ditto.
5941 (vector_ceil<mode>2): New patterns for vectorizing math library.
5942 (vector_floor<mode>2): Ditto.
5943 (vector_btrunc<mode>2): Ditto.
5944 (vector_copysign<mode>3): Ditto.
5946 * config/rs6000/predicates.md (easy_vector_constant_msb): New
5947 predicate for setting the high bit in each word, used for copysign.
5949 * config/rs6000/ppc-asm.h (f19): Whitespace.
5950 (f32-f63): Define if VSX.
5951 (v0-v31): Define if Altivec.
5952 (vs0-vs63): Define if VSX.
5954 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
5956 * config/rs6000/power7.md: New file, provide tuning parameters for
5959 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
5960 (rs6000_cpu_cpp_builtins): Ditto.
5961 (altivec_overloaded_builtins): Ditto.
5962 (altivec_resolve_overloaded_builtin): Ditto.
5964 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
5965 debug switch to disable vectorizing simple math builtin
5968 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5969 Vectorize simple math builtin functions.
5970 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
5971 hook to vectorize math builtins.
5972 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
5973 (rs6000_builtin_conversion): Add VSX/power7 support.
5974 (rs6000_builtin_vec_perm): Ditto.
5975 (vsplits_constant): Add support for loading up a vector constant
5976 with just the high bit set in each part.
5977 (rs6000_expand_vector_init): Add VSX/power7 support.
5978 (rs6000_expand_vector_set): Ditto.
5979 (rs6000_expand_vector_extract): Ditto.
5980 (rs6000_emit_move): Ditto.
5981 (bdesc_3arg): Ditto.
5982 (bdesc_2arg): Ditto.
5983 (bdesc_1arg): Ditto.
5984 (rs6000_expand_ternop_builtin): Ditto.
5985 (altivec_expand_builtin): Ditto.
5986 (rs6000_expand_unop_builtin): Ditto.
5987 (rs6000_init_builtins): Ditto.
5988 (altivec_init_builtins): Ditto.
5989 (builtin_function_type): Ditto.
5990 (rs6000_common_init_builtins): Ditto.
5991 (rs6000_handle_altivec_attribute); Ditto.
5992 (rs6000_mangle_type): Ditto.
5993 (rs6000_vector_mode_supported_p): Ditto.
5994 (rs6000_mode_dependent_address): Altivec addresses with AND -16
5997 * config/rs6000/vsx.md: New file for VSX support.
5999 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
6000 identifing values with just the most significant bit set.
6001 (enum rs6000_builtins): Add builtins for VSX. Add simple math
6002 vectorized builtins.
6004 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
6005 (UNSPEC_VRFIM): Delete.
6006 (splitter for loading up vector with most significant bit): New
6007 splitter for vectorizing copysign.
6008 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
6009 vectorizing simple math functions.
6010 (altivec_vrfip): Add support for vectorizing simple math functions.
6011 (altivec_vrfim): Ditto.
6012 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
6014 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
6015 (power7.md, vsx.md): Include for power7 support.
6016 (copysigndf3): Use VSX instructions if -mvsx.
6017 (negdf2_fpr): Ditto.
6018 (absdf2_fpr): Ditto.
6019 (nabsdf2_fpr): Ditto.
6020 (adddf3_fpr): Ditto.
6021 (subdf3_fpr): Ditto.
6022 (muldf3_fpr): Ditto.
6023 (divdf3_fpr): Ditto.
6024 (fix_truncdfdi2_fpr): Ditto.
6025 (cmpdf_internal1): Ditto.
6026 (fred, fred_fpr): Convert into expander/insn to add VSX support.
6027 (btruncdf2, btruncdf2_fpr): Ditto.
6028 (ceildf2, ceildf2_fpr): Ditto.
6029 (floordf2, floordf2_fpr): Ditto.
6030 (floatdidf2, floatdidf2_fpr): Ditto.
6031 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
6032 (fmsubdf4_fpr): Ditto.
6033 (fnmadddf4_fpr_1): Ditto.
6034 (fnmadddf4_fpr_2): Ditto.
6035 (fnmsubdf4_fpr_1): Ditto.
6036 (fnmsubdf4_fpr_2): Ditto.
6037 (fixuns_truncdfdi2): Add expander for VSX support.
6038 (fix_truncdfdi2): Ditto.
6039 (fix_truncdfsi2): Ditto.
6041 (btruncsf2): Whitespace.
6042 (movdf_hardfloat32): Add support for VSX registers.
6043 (movdf_softfloat32): Ditto.
6044 (movdf_hardfloat64): Ditto.
6045 (movdf_hardfloat64_mfpgpr): Ditto.
6046 (movdf_softfloat64): Ditto.
6047 (movti splitters): Add check for vector registers supporting
6048 TImode in the future.
6049 (bpermd): Add power7 bpermd instruction.
6051 * config/rs6000/altivec.h (vec_div): Define if VSX.
6055 (vec_nearbyint): Ditto.
6058 (all predicates): Use the generic builtin function, and not the V4SF
6059 specific function so that the predicates will work with VSX's V2DF.
6063 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
6064 Document new VSX functions and types.
6066 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
6069 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
6070 "wa", and "j" constraints. Modify "v" to talk about Altivec
6071 instead of just vector.
6073 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
6076 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
6077 location for phi arguments.
6078 (rewrite_update_phi_arguments): Find locations for reaching defs.
6079 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6080 Add location to add_phi_arg calls.
6081 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
6082 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
6083 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
6084 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
6085 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
6086 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
6087 * tree-phinodes.c (make_phi_node): Initialize location.
6088 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
6089 (add_phi_arg): Add location parameter.
6090 (remove_phi_arg_num): Move location when moving phi argument.
6091 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
6093 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
6094 slpeel_update_phi_nodes_for_guard1,
6095 slpeel_update_phi_nodes_for_guard2,
6096 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
6097 vect_loop_versioning): Set locations.
6098 * tree-parloops.c (create_phi_for_local_result,
6099 transform_to_exit_first_loop, create_parallel_loop): Add locations.
6100 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
6101 * tree-vect-loop.c (get_initial_def_for_induction,
6102 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
6104 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
6105 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
6106 (gimple_phi_arg_set_location): New. Set locus.
6107 (gimple_phi_arg_has_location): New. Check for locus.
6108 (redirect_edge_var_map_location): New. Return locus from var_map.
6109 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
6110 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
6111 combining PHI arguments.
6112 (cond_store_replacement): Set location.
6113 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
6114 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
6115 scop_add_exit_phis_edge): Add locations.
6116 * tree-cfgcleanup.c (remove_forwarder_block,
6117 remove_forwarder_block_with_phi): Add locations.
6118 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
6119 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
6121 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
6122 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
6123 flush_pending_stmts): Add source location.
6124 * lambda-code.c (perfect_nestify): Maintain location stack with argument
6125 stack to preserve locations.
6126 * tree-vect-stmts.c (vectorizable_load): Add location.
6127 * tree-inline.c (copy_phis_for_bb): Copy locus.
6128 (setup_one_parameter): Add call locus to inlined parameter stmts.
6129 (initialize_inlined_parameters): Pass in call location as parameter
6131 (tree_function_versioning): Pass location to setup_one_parameter.
6132 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
6133 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
6134 copy and edge lists.
6135 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
6136 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
6137 locus parameter and override the stmt default if provided.
6138 (new_elim_graph, clear_elim_graph, delete_elim_graph,
6139 elim_graph_add_edge, elim_graph_remove_succ_edge,
6140 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
6141 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
6142 eliminate_phi): Add locus info in elimination graph for each edge and
6144 (insert_backedge_copies): Copy locus if present.
6145 * tree-flow.h (struct _edge_var_map): Add locus field.
6146 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
6147 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
6148 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
6150 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
6152 2009-07-30 Martin Jambor <mjambor@suse.cz>
6154 PR tree-optimization/40570
6155 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
6158 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
6160 * ssa-loop-manip.c: Include langhooks.h.
6161 (rewrite_phi_with_iv): New.
6162 (rewrite_all_phi_nodes_with_iv): New.
6163 (canonicalize_loop_ivs): Move here from tree-parloops.c.
6164 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
6165 * tree-parloops.c (loop_parallel_p): Move out all conditions
6166 except dependency check.
6167 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
6168 (gen_parallel_loop): Call canonicalize_loop_ivs without
6169 reduction_list argument.
6170 (build_new_reduction): New.
6171 (gather_scalar_reductions): New.
6172 (try_get_loop_niter): New.
6173 (try_create_reduction_list): New.
6174 (parallleize_loops): Change the parallel conditions check.
6175 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
6176 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
6178 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
6180 * opt-functions.awk (opt_args): Allow argument to be enclosed in
6182 * doc/options.texi (Option properties): Mention new quoting syntax.
6184 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6186 * config/alpha/alpha.c (alpha_start_function):
6187 Handle VMS_DEBUG_MAIN_POINTER
6188 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6189 * doc/invoke.texi: Document -mdebug-main switch.
6191 2009-07-29 Richard Henderson <rth@redhat.com>
6193 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
6194 (cgraph_create_edge_including_clones): Likewise.
6195 * tree-inline.c (copy_bb): Operate on the correct edges
6196 when updating the callgraph.
6198 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6200 * config/alpha/vms-cc.c: Deleted.
6201 * config/alpha/vms-ld.c: Deleted.
6202 * config/alpha/t-vms64: Moved to config/vms
6203 * config/alpha/vms-crt0-64.c: Moved to config/vms
6204 * config/alpha/vms-crt0.c: Moved to config/vms
6205 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
6206 * config/alpha/vms-psxcrt0.c: Moved to config/vms
6207 * config/alpha/xm-vms.h: Moved to config/vms
6208 * config/alpha/x-vms: Moved to config/vms
6209 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
6211 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
6212 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
6214 * config/vms/t-vms64: Moved here from config/alpha
6215 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
6216 (argc,argv,envp): Enforce 32bit malloc'ing.
6217 * config/vms/vms-psxcrt0-64.c: Likewise.
6218 * config/vms/vms-crt0.c: Moved here from config/alpha.
6219 * config/vms/vms-psxcrt0.c: Likewise.
6220 * config/vms/vms-crtl-64.h: New file.
6221 * config/vms/vms-crtl.h: New file.
6222 * config/vms/vms.opt: New file.
6223 * config/vms/xm-vms64.h: New file.
6224 * config/vms/xm-vms.h: Moved here from config/alpha.
6225 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
6227 * config/vms/x-vms: Moved here from config/alpha.
6228 (version, VMS_EXTRA_PARTS): Moved to t-vms.
6229 (vms-ld.o, vms-cc.o): Removed.
6230 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
6232 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6234 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
6235 correct stack (obvious VMS fix).
6237 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6239 * dwarf2out.c (output_file_names): Output VMS style file name, size,
6240 date, version info if VMS_DEBUGGING_INFO defined.
6241 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
6242 size, date calculating code moved here.
6244 2009-07-29 Paul Brook <paul@codesourcery.com>
6246 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
6249 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
6252 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
6253 to DImode when generating insq_le insn.
6255 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6257 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
6258 New macro set for VMS_DEBUGGGING_INFO.
6259 (AT_string_form): Use it.
6261 2009-07-28 DJ Delorie <dj@redhat.com>
6263 * config/mep/mep.c (vtext_section): New.
6264 (vftext_section): New.
6265 (ftext_section): New.
6266 (mep_select_section): Add support for functions.
6267 (mep_unique_section): Likewise.
6268 (mep_asm_init_sections): Likewise.
6269 (mep_encode_section_info): Remove it from here.
6271 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
6273 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
6275 * tree.h (TREE_DEPRECATED): Document it is used for types too.
6276 (TYPE_VECTOR_OPAQUE): Use default_def_flag
6278 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6280 * dwarf2out.c (output_file_names): Test new macro
6281 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
6282 (add_comp_dir_attribute): Likewise.
6284 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
6286 * config/i386/mingw-w64.h (LINK_SPEC): Add
6287 separating space between commands.
6289 2009-07-28 Jan Hubicka <jh@suse.cz>
6291 PR tree-optimization/40759
6292 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
6295 2009-07-27 DJ Delorie <dj@redhat.com>
6297 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
6298 types are dword-aligned.
6299 (mep_expand_va_start): Likewise.
6301 2009-07-27 Olivier Hainque <hainque@adacore.com>
6302 Douglas B Rupp <rupp@gnat.com>
6304 * convert.c (convert_to_pointer): Don't assume the target
6305 pointer type is POINTER_SIZE long. Fetch its precision instead.
6307 2009-07-27 Douglas B Rupp <rupp@gnat.com>
6309 * system.h (fopen): Undefine if macro.
6311 2009-07-27 Jakub Jelinek <jakub@redhat.com>
6313 * dwarf2out.c (output_cfi_p): Removed.
6314 (output_cfis): New function.
6315 (output_fde): New function, split from output_call_frame_info.
6316 (output_call_frame_info): Use it.
6317 (dwarf2out_switch_text_section): Use output_cfis.
6319 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6321 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
6322 TARGET_BI_ARCH is specified without enabling SJLJ.
6323 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
6324 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
6326 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
6328 * arm.md (negdi2): Use DImode if forcing a value into a register.
6330 2009-07-26 Ira Rosen <irar@il.ibm.com>
6332 PR tree-optimization/40801
6333 * tree-vect-stmts.c (vectorizable_call): Get previous copy
6334 of vector operand from the previous copy of vector statement.
6335 Pass the correct definition type value to
6336 vect_get_vec_def_for_stmt_copy().
6338 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6340 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
6341 const char ** conversion.
6343 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6345 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
6346 fancy_abort() if !ENABLE_ASSERT_CHECKING.
6347 (gcc_unreachable): Invoke __builtin_unreachable() if
6348 !ENABLE_ASSERT_CHECKING.
6350 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6352 PR rtl-optimization/40445
6353 * emit-rtl.c (next_nonnote_insn_bb): New function.
6354 * rtl.h (next_nonnote_insn_bb): Declare new function.
6355 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
6356 with no successors that is the successor of the ENTRY_BLOCK.
6357 Continue from the top after removing an empty fallthrough block.
6358 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
6359 of next_nonnote_insn.
6361 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6363 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
6365 2009-07-25 Martin Jambor <mjambor@suse.cz>
6367 * c-common.c (c_common_attribute_table): New element for noclone.
6368 (handle_noclone_attribute): New function. Forward-declare.
6369 * tree-inline.c (tree_versionable_function_p): Check for noclone
6371 * doc/extend.texi (Labels as Values): Document need for noclone.
6372 (Function Attributes): Document noclone attribute.
6374 2009-07-25 Jakub Jelinek <jakub@redhat.com>
6376 PR rtl-optimization/34999
6377 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
6378 and dw_fde_switched_cold_to_hot fields.
6379 (output_cfi_p): New function.
6380 (output_call_frame_info): If fde->dw_fde_switched_sections,
6381 output 2 FDEs instead of one with corrupted header.
6382 (dwarf2out_do_cfi_startproc): New function.
6383 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
6384 and fde->dw_fde_switched_cold_to_hot.
6385 (dwarf2out_switch_text_section): Compute
6386 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
6387 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
6388 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
6389 Otherwise, compute fde->dw_fde_switch_cfi.
6391 2009-07-24 Cary Coutant <ccoutant@google.com>
6393 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
6395 2009-07-24 Cary Coutant <ccoutant@google.com>
6397 * cfghooks.c (split_block): Copy discriminator to new block.
6398 * tree-cfg.c (assign_discriminator): Check location of last
6399 instruction in block as well as first.
6401 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
6403 * config/i386/linux.c: Use fputs or putc instead of fprintf
6405 * config/i386/gas.h: Ditto.
6406 * config/i386/x86-64.h: Ditto.
6407 * config/i386/att.h: Ditto.
6409 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6411 * expmed.c (emit_store_flag): Use a recursive call to optimize the
6414 2009-07-24 Martin Jambor <mjambor@suse.cz>
6416 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
6417 (ipa_push_func_to_list_1): Declare.
6418 (ipa_push_func_to_list): New function.
6420 * ipa-prop.c (ipa_push_func_to_list_1): New function.
6421 (ipa_init_func_list): Call ipa_push_func_to_list_1.
6422 (ipa_push_func_to_list): Removed.
6423 (ipa_pop_func_from_list): Clear node_enqueued flag.
6425 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6427 * config/s390/s390.c (override_options): Default
6428 max-unrolled-insns to 100 for z10 tuning.
6430 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
6432 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
6433 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
6434 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
6435 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
6436 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
6437 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
6438 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
6440 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6442 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
6443 use default set in mingw32.h header.
6444 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
6445 64-bit /mingw/include path.
6446 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
6449 2009-07-23 Neil Vachharajani <nvachhar@google.com>
6451 PR rtl-optimization/40209
6452 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
6454 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6456 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
6457 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
6458 with the rest of string where appropriate. Use fputs or putc
6459 instead of fprintf where appropriate.
6461 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
6462 Pat Haugen <pthaugen@us.ibm.com>
6463 Revital Eres <ERES@il.ibm.com>
6465 * config/rs6000/vector.md: New file. Move most of the vector
6466 expander support here from altivec.md to allow for the VSX vector
6467 unit in the future. Add support for secondary_reload patterns.
6468 Rewrite the patterns for vector comparison, and vector comparison
6469 predicate instructions so that the RTL expresses the desired
6470 behavior, instead of using unspec.
6472 * config/rs6000/constraints.md ("f" constraint): Use
6473 rs6000_constraints to hold the precalculated register class.
6474 ("d" constraint): Ditto.
6475 ("wd" constraint): New constraint for VSX.
6476 ("wf" constraint): Ditto.
6477 ("ws" constraint): Ditto.
6478 ("wa" constraint): Ditto.
6479 ("wZ" constraint): Ditto.
6480 ("j" constraint): Ditto.
6482 * config/rs6000/predicates.md (vsx_register_operand): New
6484 (vfloat_operand): New predicate for vector.md.
6485 (vint_operand): Ditto.
6486 (vlogical_operand): Ditto.
6487 (easy_fp_constant): If VSX, 0.0 is an easy constant.
6488 (easy_vector_constant): Add VSX support.
6489 (altivec_indexed_or_indirect_operand): New predicate for
6490 recognizing Altivec style memory references with AND -16.
6492 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
6493 for vector secondary reload support.
6494 (rs6000_vector_reg_class): Delete, replacing it with
6496 (rs6000_vsx_reg_class): Ditto.
6497 (rs6000_constraints): New array to hold the register classes of
6498 each of the register constraints that can vary at runtime.
6499 (builtin_mode_to_type): New static array for builtin function type
6501 (builtin_hash_table): New static hash table for builtin function
6503 (TARGET_SECONDARY_RELOAD): Define target hook.
6504 (TARGET_IRA_COVER_CLASSES): Ditto.
6505 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
6506 registers are 128 bits if VSX memory reference instructions are used.
6507 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
6509 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
6510 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
6511 Print several of the scheduling related parameters.
6512 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
6513 rs6000_constraints instead of rs6000_vector_reg_class. Move
6514 -mdebug=reg code to rs6000_debug_reg_global. Add support for
6515 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
6516 Altivec. Add VSX support. Setup for secondary reload support on
6517 Altivec/VSX registers.
6518 (rs6000_override_options): Make power7 set the scheduling groups
6519 like the power5. Add support for new debug switches to override
6520 the scheduling defaults. Temporarily disable -mcpu=power7 from
6521 setting -mvsx. Add support for debug switches -malways-hint,
6522 -msched-groups, and -malign-branch-targets.
6523 (rs6000_buitlin_conversion): Add support for returning unsigned
6524 vector conversion functions to fix regressions due to stricter
6526 (rs6000_builtin_mul_widen_even): Ditto.
6527 (rs6000_builtin_mul_widen_odd): Ditto.
6528 (rs6000_builtin_vec_perm): Ditto.
6529 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
6530 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
6532 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
6534 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
6535 VSX types for bit operations. Changes to accomidate vector.md.
6536 (bdesc_2arg): Ditto.
6537 (bdesc_1arg): Ditto.
6538 (struct builtin_description_predicates): Rewrite predicate
6539 handling so that RTL describes the operation, instead of passing
6540 the instruction to be used as a string argument.
6541 (bdesc_altivec_preds): Ditto.
6542 (altivec_expand_predicate_builtin): Ditto.
6543 (altivec_expand_builtin): Ditto.
6544 (rs6000_expand_ternop_builtin): Use a switch instead of an if
6545 statement for vsldoi support.
6546 (altivec_expand_ld_builtin): Change to use new names from vector.md.
6547 (altivec_expand_st_builtin): Ditto.
6548 (paired_expand_builtin): Whitespace changes.
6549 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
6550 builtin_mode_to_type table for secondary reload. Call
6551 builtin_function_type to build random builtin functions.
6552 (altivec_init_builtins): Change to use builtin_function_type to
6553 create builtin function types dynamically as we need them.
6554 (builtin_hash_function): New support for hashing the tree types
6555 for builtin function as we need it, rather than trying to build
6556 all of the trees that we need. Add initial preliminary VSX support.
6557 (builtin_function_type): Ditto.
6558 (builtin_function_eq): Ditto.
6559 (builtin_hash_struct): Ditto.
6560 (rs6000_init_builtins): Ditto.
6561 (rs6000_common_init_builtins): Ditto.
6562 (altivec_init_builtins): Ditto.
6563 (rs6000_common_init_builtins): Ditto.
6564 (enum reload_reg_type): New enum for simplifing reg classes.
6565 (rs6000_reload_register_type): Simplify register classes into GPR,
6566 Vector, and other registers. Altivec and VSX addresses in reload.
6567 (rs6000_secondary_reload_inner): Ditto.
6568 (rs6000_ira_cover_classes): New target hook, that returns the
6569 appropriate cover classes, based on -mvsx being used or not.
6570 (rs6000_secondary_reload_class): Add VSX support.
6571 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
6572 (get_vsel_insn): Ditto.
6573 (rs6000_emit_vector_compare): Rewrite vector conditional support
6574 so that where we can, we use RTL operators, instead of blindly use
6576 (rs6000_emit_vector_select): Ditto.
6577 (rs6000_emit_vector_cond_expr): Ditto.
6578 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
6579 (create_TOC_reference): Add -mdebug=addr support.
6580 (emit_frame_save): VSX loads/stores need register indexed addressing.
6582 * config/rs6000/rs6000.md: Include vector.md.
6584 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
6586 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6587 support for V2DI, V2DF in logical, permute, select operations.
6589 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
6590 switch for vsx/power7.
6591 (-mvsx-scalar-memory): Ditto.
6592 (-mvsx-align-128): Ditto.
6593 (-mallow-movmisalign): Ditto.
6594 (-mallow-df-permute): Ditto.
6595 (-msched-groups): Ditto.
6596 (-malways-hint): Ditto.
6597 (-malign-branch-targets): Ditto.
6599 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
6601 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
6602 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
6603 (rs6000_vector_reg_class): Delete.
6604 (rs6000_vsx_reg_class): Ditto.
6605 (enum rs6000_reg_class_enum): New enum for the constraints that
6606 vary based on target switches.
6607 (rs6000_constraints): New array to hold the register class for all
6608 of the register constraints that vary based on the switches used.
6609 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
6610 (enum rs6000_builtins): Add unsigned varients for the builtin
6611 declarations returned by target hooks for expanding multiplies,
6612 select, and permute operations. Add VSX builtins.
6613 (enum rs6000_builtin_type_index): Add entries for VSX.
6614 (V2DI_type_node): Ditto.
6615 (V2DF_type_node): Ditto.
6616 (unsigned_V2DI_type_node): Ditto.
6617 (bool_long_type_node): Ditto.
6618 (intDI_type_internal_node): Ditto.
6619 (uintDI_type_internal_node): Ditto.
6620 (double_type_internal_node): Ditto.
6622 * config/rs6000/altivec.md (whole file): Move all expanders to
6623 vector.md from altivec.md. Rename insn matching functions to be
6625 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
6626 (altivec_vcmp*): Ditto.
6627 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
6628 (VM): New iterator for moves that includes the VSX types.
6629 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
6630 (altivec_vperm_<mode>_uns): New, for unsigned types.
6631 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
6632 (altivec_eq<mode>): Ditto.
6633 (altivec_gt<mode>): Ditto.
6634 (altivec_gtu<mode>): Ditto.
6635 (altivec_eqv4sf): Ditto.
6636 (altivec_gev4sf): Ditto.
6637 (altivec_gtv4sf): Ditto.
6638 (altivec_vcmpbfp_p): Ditto.
6640 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
6642 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
6645 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6648 * config/i386/i386.c (output_387_ffreep): Rewrite to use
6649 ASM_SHORT instead of .word.
6650 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
6651 instead of .word in asm template.
6653 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
6656 * ira-lives.c (bb_has_abnormal_call_pred): New function.
6657 (process_bb_node_lives): Use it.
6659 * ira.c (setup_cover_and_important_classes): Don't setup
6660 ira_important_class_nums. Add cover classes to the end of
6662 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
6664 (find_reg_class_closure): Use reorder_important_classes.
6666 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
6668 * config/i386/i386.c (i386_ira_cover_classes): New function.
6669 (TARGET_IRA_COVER_CLASSES): Redefine.
6671 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
6672 importance of order of cover classes in the array.
6674 2009-07-22 Diego Novillo <dnovillo@google.com>
6676 * tree-pass.h (TDF_EH): Define.
6677 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
6678 contains TDF_EH, print the EH region number holding GS.
6679 * tree-dump.c (dump_options): Add "eh".
6680 * doc/invoke.texi: Document it.
6682 2009-07-22 Doug Kwan <dougkwan@google.com>
6684 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
6686 2009-07-22 Michael Matz <matz@suse.de>
6688 PR tree-optimization/35229
6689 PR tree-optimization/39300
6691 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
6692 (inhibit_phi_insertion): New function.
6693 (insert_into_preds_of_block): Call it for REFERENCEs.
6694 (init_pre): Initialize and finalize scalar evolutions.
6695 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
6697 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
6699 * config/i386/predicates.md (zero_extended_scalar_load_operand):
6700 Use CONST_VECTOR_NUNITS to determine number of elements.
6702 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
6704 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
6705 (U, W): Constraints are now deprecated and will be removed if we
6707 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
6709 ("prefetch"): Add the stcmh instruction for prefetching.
6710 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
6712 (s390_short_displacement): Return always true if compiling for
6713 machines not providing the long displacement facility.
6714 (s390_mem_constraint): Support the new constraint letter Z.
6715 (s390_check_qrst_address): New function.
6717 2009-07-21 DJ Delorie <dj@redhat.com>
6719 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
6722 2009-07-21 Jason Merrill <jason@redhat.com>
6724 * c-common.c (max_tinst_depth): Increase default to 1024.
6726 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6728 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
6729 (vec_unpacku_float_lo_v4si): Ditto.
6731 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6734 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
6735 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
6736 (builtin_description): Add __builtin_ia32_cvtudq2ps.
6737 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
6739 2009-07-21 Jakub Jelinek <jakub@redhat.com>
6741 PR tree-optimization/40813
6742 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
6745 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
6747 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
6748 with a NOP_EXPR if needed.
6750 2009-07-21 Paul Brook <paul@codesourcery.com>
6752 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
6753 Terminate debug dump with newline.
6755 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6757 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
6758 Cast "1" to unsigned HOST_WIDE_INT.
6759 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
6760 deposit length to the maximum length - lsb. Extend length if
6761 HOST_BITS_PER_WIDE_INT is 32.
6763 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6765 * cgraph.h (constant_pool_htab): New function.
6766 (constant_descriptor_tree): Move from varasm.c.
6767 * varasm.c (constant_pool_htab): New function.
6768 (constant_descriptor_tree): Move to cgraph.h.
6770 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6772 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
6774 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
6776 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
6779 2009-07-20 Xinliang David Li <davidxl@google.com>
6781 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
6783 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
6785 * config/mips/mips.md (move_type): Add arith.
6786 (type): Handle arith.
6787 (zero_extendsidi2): Rename this into ...
6788 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
6789 (zero_extendsidi2): New expander.
6790 (*zero_extendsidi2_dext): New pattern.
6792 2009-07-20 Nick Clifton <nickc@redhat.com>
6794 * config.gcc (mips64-*-*): Add definition of tm_defines in order
6795 to set MIPS_ABI_DEFAULT.
6796 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
6798 2009-07-20 Jakub Jelinek <jakub@redhat.com>
6800 * tree-object-size.c (addr_object_size): Handle unions with
6801 array in it as last field of structs in __bos (, 1) as __bos (, 0).
6803 PR tree-optimization/40792
6804 * tree.c (build_function_type_skip_args): Remove bogus assert.
6806 2009-07-20 Jan Hubicka <jh@suse.cz>
6807 Martin Jambor <mjambor@suse.cz>
6809 * cgraph.h (combined_args_to_skip): New field.
6810 * cgraph.c (cgraph_create_virtual_clone): Properly handle
6811 combined_args_to_skip and args_to_skip.
6812 * tree-inline.c (update_clone_info): New function.
6813 (tree_function_versioning): Call update_clone_info.
6814 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
6816 (cgraph_materialize_all_clones): More extensive dumping, working
6817 with combined_args_to_skip rather than args_to_skip.
6819 2009-07-20 Ira Rosen <irar@il.ibm.com>
6821 * tree-vectorizer.h (vectorizable_condition): Add parameters.
6822 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
6823 (get_initial_def_for_reduction): Likewise.
6824 (vectorizable_reduction): Skip the check of first operand in case
6825 of COND_EXPR. Add check that it is outer loop vectorization if
6826 nested cycle was detected. Call vectorizable_condition() for
6827 COND_EXPR. If reduction epilogue cannot be created do not fail for
6828 nested cycles (if it is not double reduction). Assert that there
6829 is only one type in the loop in case of COND_EXPR. Call
6830 vectorizable_condition() to vectorize COND_EXPR.
6831 * tree-vect-stmts.c (vectorizable_condition): Update comment.
6832 Add parameters. Allow nested cycles if called from
6833 vectorizable_reduction(). Use reduction vector variable if provided.
6834 (vect_analyze_stmt): Call vectorizable_reduction() before
6835 vectorizable_condition().
6836 (vect_transform_stmt): Update call to vectorizable_condition().
6838 2009-07-20 Christian Bruel <christian.bruel@st.com>
6840 * config/sh/sh.opt (-mfmovd): Resurrect and document.
6841 * doc/invoke.texi (-mfmovd): Likewise.
6842 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
6844 2009-07-20 Jan Hubicka <jh@suse.cz>
6846 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
6847 when handling SSA name.
6849 2009-07-19 Jan Hubicka <jh@suse.cz>
6851 PR tree-optimization/40676
6852 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
6853 virtual PHIs in empty BBs.
6855 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6857 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
6858 re-expanded the compound use gen_lowpart instead to convert to the
6861 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6863 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
6864 OUTER_CONST arguments.
6865 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
6866 the new wider mode will be masked off.
6867 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
6869 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6871 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
6872 high-order bits are zero.
6874 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6876 * combine.c (simplify_shift_const_1): Split code to determine
6878 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
6879 new bits shifted in are identical to the old sign bit.
6881 2009-07-18 Richard Guenther <rguenther@suse.de>
6884 * gimplify.c (gimplify_call_expr): Reject code using results from
6885 functions returning void.
6887 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
6889 * doc/md.texi: Document the new PowerPC "es" constraint.
6890 Document that "m" can include automodified addresses on this target,
6891 and explain how %U must be used. Extend the "Q" and "Z" documentation
6892 to suggest "es" as well as "m".
6893 * config/rs6000/constraints.md (es): New memory constraint.
6894 (Q, Z): Update strings to match new documentation.
6896 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
6898 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
6899 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
6900 * config/rs6000/predicates.md (volatile_mem_operand): Use
6901 offsettable_nonstrict_memref_p.
6902 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
6903 (*floatunssidf2_internal): Likewise.
6904 (*fix_truncdfsi2_internal): Likewise.
6905 (*fix_trunctfsi2_internal): Likewise.
6907 2009-07-17 Anatoly Sokolov <aesok@post.ru>
6909 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
6911 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6913 2009-07-17 Richard Guenther <rguenther@suse.de>
6916 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
6917 (pass_warn_unused_result): Likewise.
6918 (TODO_set_props): Remove.
6919 * omp-low.c (diagnose_omp_structured_block_errors): Change to
6921 (pass_diagnose_omp_blocks): Define.
6922 * c-decl.c (pop_file_scope): Do not finalize the CU here.
6923 (c_gimple_diagnostics_recursively): Remove.
6924 (finish_function): Do not call it.
6925 (c_write_global_declarations): Continue after errors.
6926 Finalize the CU here.
6927 * c-gimplify.c (c_genericize): Do not gimplify here.
6928 * c-common.c (c_warn_unused_result): Move ...
6929 * tree-cfg.c (do_warn_unused_result): ... here.
6930 (run_warn_unused_result): New function.
6931 (gate_warn_unused_result): New function.
6932 (pass_warn_unused_result): New pass.
6933 * c-common.h (c_warn_unused_result): Remove.
6934 * flags.h (flag_warn_unused_result): Declare.
6935 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
6936 * opts.c (flag_warn_unused_result): Initialize to false.
6937 * toplev.c (compile_file): Add comment.
6938 * omp-low.c (create_omp_child_function): Do not register
6939 the function with the frontend.
6940 (diagnose_omp_structured_block_errors): Prepare to be
6941 called as optimization pass.
6942 (gate_diagnose_omp_blocks): New function.
6943 (pass_diagnose_omp_blocks): New pass.
6944 * cgraph.h (cgraph_optimize): Remove.
6945 (cgraph_analyze_function): Likewise.
6946 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
6947 * cgraphunit.c (cgraph_lower_function): Lower nested functions
6948 before their parents here.
6949 (cgraph_finalize_function): Not here.
6950 (cgraph_analyze_function): Gimplify functions here.
6951 (cgraph_finalize_compilation_unit): Continue after errors.
6952 Optimize the callgraph from here.
6953 (cgraph_optimize): Make static.
6954 * langhooks.c (write_global_declarations): Finalize the CU.
6955 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
6956 (gimplify_function_tree): Assert we gimplify only once.
6957 Set PROP_gimple_any property.
6958 * tree-nested.c (gimplify_all_functions): New function.
6959 (lower_nested_functions): Gimplify all nested functions.
6960 * gimple.h (diagnose_omp_structured_block_errors): Remove.
6961 * passes.c (init_optimization_passes): Add pass_warn_unused_result
6962 and pass_diagnose_omp_blocks after gimplification. Do not
6963 set TODO_set_props on all_lowering_passes.
6964 (execute_one_pass): Do not handle TODO_set_props.
6965 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
6966 (gimplify.o): Add tree-pass.h dependency.
6967 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
6968 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
6969 (unsave_r): Likewise.
6970 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
6973 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
6975 * doc/service.texi (Service): Restore previously removed link,
6976 which isn't broken after all.
6978 2009-07-17 Richard Guenther <rguenther@suse.de>
6980 PR tree-optimization/40321
6981 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
6982 PHI nodes to the maximal set.
6983 (make_values_for_phi): Add PHI arguments to the maximal set.
6984 (execute_pre): Dump PHI_GEN and the maximal set.
6986 2009-07-17 Jakub Jelinek <jakub@redhat.com>
6989 * gimplify.c (gimplify_conversion): Don't change non-conversions into
6992 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
6994 * doc/extend.texi (Nested Functions): Replace broken link with
6996 * doc/service.texi (Service): Remove broken link.
6998 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
7001 * builtins.c (expand_builtin_memcmp): Use loc instead of
7002 EXPR_LOCATION (exp).
7003 (expand_builtin_strncmp): Likewise.
7005 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
7006 Manuel López-Ibáñez <manu@gcc.gnu.org>
7009 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
7010 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
7011 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
7012 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
7013 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
7014 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
7015 tree-inline.c, c-common.c, c-common.h, gimple.c,
7016 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
7017 convert.c: Add location argument to fold_{unary,binary,ternary},
7018 fold_build[123], build_call_expr, build_size_arg,
7019 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
7020 fold_build1_initializer, fold_build2_initializer,
7021 fold_build3_initializer, fold_build_call_array,
7022 fold_build_call_array_initializer, fold_single_bit_test,
7023 omit_one_operand, omit_two_operands, invert_truthvalue,
7024 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
7025 combine_comparisons, fold_builtin_*, fold_call_expr,
7026 build_range_check, maybe_fold_offset_to_address, round_up,
7029 2009-07-16 Jason Merrill <jason@redhat.com>
7032 * c-common.c (c_common_reswords): Add __is_standard_layout
7034 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
7035 * doc/implement-cxx.texi: New.
7036 * doc/gcc.texi: Include it.
7038 2009-07-16 DJ Delorie <dj@redhat.com>
7040 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
7041 compares that may be indirectly affected by previous instructions.
7043 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7045 * builtins.c (do_mpc_arg2): New.
7046 (fold_builtin_2): Fold builtin cpow.
7047 * real.h (HAVE_mpc_pow): New.
7049 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
7051 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
7052 comparison to skip unprofitable schedule
7054 2009-07-16 Simon Baldwin <simonb@google.com>
7056 * gcc.c (option_map): New flag -no-canonical-prefixes.
7057 * (display_help): Print help text for new flag.
7058 * (process_command): Move options translation and language specifics
7059 and handle new flag early. Use it to set a function pointer to a
7060 prefix builder. Replace make_relative_prefix calls with calls to
7061 the function pointed to. Ignore new flag in regular options handling.
7062 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
7064 2009-07-15 DJ Delorie <dj@redhat.com>
7066 * config/mep/mep.md (sibcall_internal): Change register to avoid
7068 (sibcall_value_internal): Likewise.
7070 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
7072 PR rtl-optimization/40710
7073 * resource.c (mark_target_live_regs): Reset DF problem to LR.
7075 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
7077 * config/mips/mips.md (*extenddi_truncate<mode>,
7078 *extendsi_truncate<mode>): Change type attribute to move_type
7079 with shift_shift. Split out code handling exts from here ...
7080 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
7082 (*extendhi_truncateqi): Change type attribute to move_type with
7083 shift_shift. Split out code handling exts from here ...
7084 (*extendhi_truncateqi_exts): ... to this new pattern.
7086 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
7088 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
7089 instead of "and" with inverted sign bit mask value. Use
7090 "nonimmediate_operand" for operand 1 and operand 2 predicate.
7091 Allocate registers only for operand 4 and operand 5.
7093 2009-07-15 Jakub Jelinek <jakub@redhat.com>
7096 * fold-const.c (fold_cond_expr_with_comparison): When folding
7097 < and <= to MIN, make sure the MIN uses the same type as the
7098 comparison's operands.
7100 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
7102 * arm.md (ior_xor): New code iterator.
7103 (split for ior/xor with shift and zero-extend): New split pattern.
7104 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
7106 2009-07-15 Richard Guenther <rguenther@suse.de>
7108 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
7111 2009-07-15 Richard Guenther <rguenther@suse.de>
7114 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
7116 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7118 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
7119 handle 2.6.30 kernel.
7121 2009-07-15 DJ Delorie <dj@redhat.com>
7123 * config/mep/mep.md (sibcall_internal): Change register to allow
7124 for 24-bit addresses.
7125 (sibcall_value_internal): Likewise.
7127 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
7129 * doc/invoke.texi: Added descriptions of the scheduling heuristics
7130 that are enabled/disabled by the flags introduced by a previous patch.
7132 2009-07-14 DJ Delorie <dj@redhat.com>
7134 * config/mep/mep.md (sibcall_internal): Include non-toggling
7136 (sibcall_value_internal): Likewise.
7138 2009-07-14 Taras Glek <tglek@mozilla.com>
7139 Rafael Espindola <espindola@google.com>
7141 * doc/sourcebuild.texi: Document install-plugin target.
7142 * configure.ac: Added install-plugin target to language makefiles.
7143 * configure: Regenerate.
7144 * Makefile.in: (install-plugin): Install more headers,
7145 depend on lang.install-plugin.
7147 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7149 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
7152 2009-07-14 DJ Delorie <dj@redhat.com>
7154 * config/mep/mep.c (mep_vliw_jmp_match): New function.
7155 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
7156 * config/mep/mep.md (sibcall_internal): Change test from
7157 mep_vliw_mode_match to mep_vliw_jmp_match.
7158 (sibcall_value_internal): Likewise.
7160 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
7162 * config/i386/sse.md (copysign<mode>3): New expander.
7163 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
7164 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
7165 Use ix86_build_const_vector.
7166 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
7167 IX86_BUILTIN_CPYSGNPD.
7168 (builtin_description): Add __builtin_ia32_copysignps and
7169 __builtin_ia32_copysignpd.
7170 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
7171 and BUILT_IN_COPYSIGNF.
7173 2009-07-13 Jason Merrill <jason@redhat.com>
7175 * builtins.c (can_trust_pointer_alignment): New fn.
7176 (get_pointer_alignment): Factor it out from here.
7177 * tree.h: Declare it.
7179 2009-07-14 David Edelsohn <edelsohn@gnu.org>
7181 * config/rs6000/predicates.md (offsettable_mem_operand): Test
7184 2009-07-14 Dodji Seketeli <dodji@redhat.com>
7188 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
7190 2009-07-14 Richard Guenther <rguenther@suse.de>
7191 Andrey Belevantsev <abel@ispras.ru>
7194 * cfgexpand.c (partition_stack_vars): Do not bother to update
7195 alias information when not optimizing.
7197 2009-07-14 Richard Guenther <rguenther@suse.de>
7198 Andrey Belevantsev <abel@ispras.ru>
7200 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
7201 (pt_solution_set): Likewise.
7202 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
7203 * tree-ssa-structalias.c (pt_solution_set): New function.
7204 * final.c (rest_of_clean_state): Free SSA data structures.
7205 * print-rtl.c (print_decl_name): Remove.
7206 (print_mem_expr): Implement in terms of print_generic_expr.
7207 * alias.c (ao_ref_from_mem): New function.
7208 (rtx_refs_may_alias_p): Likewise.
7209 (true_dependence): Query alias-export info.
7210 (canon_true_dependence): Likewise.
7211 (write_dependence_p): Likewise.
7212 * tree-dfa.c (get_ref_base_and_extent): For void types leave
7214 * emit-rtl.c (component_ref_for_mem_expr): Remove.
7215 (mem_expr_equal_p): Use operand_equal_p.
7216 (set_mem_attributes_minus_bitpos): Do not use
7217 component_ref_for_mem_expr.
7218 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
7219 (update_alias_info_with_stack_vars): Likewise.
7220 (partition_stack_vars): Call update_alias_info_with_stack_vars.
7221 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
7222 explicitly nor clear stmt operands.
7223 Free the decl-to-pointer map.
7224 * tree-optimize.c (execute_free_datastructures): Do not free
7225 SSA data structures here.
7226 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
7227 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
7228 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
7230 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
7232 2009-07-13 DJ Delorie <dj@redhat.com>
7234 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
7235 unrolling at the right iteration count.
7237 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
7240 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7242 * haifa-sched.c (rank_for_schedule): Introduced flags to
7243 enable/disable individual scheduling heuristics.
7244 * common.opt: Introduced flags to enable/disable individual
7245 heuristics in the scheduler.
7246 * doc/invoke.texi: Introduced flags to enable/disable individual
7247 heuristics in the scheduler.
7249 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
7251 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
7252 config/i386/mingw-tls.c.
7253 * config/i386/mingw-tls.c: Removed.
7255 2009-07-13 Ira Rosen <irar@il.ibm.com>
7257 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
7258 checks access only relevant statements.
7259 (vectorizable_reduction): Likewise.
7261 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
7263 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
7264 just for 32-bit case.
7266 2009-07-12 Jan Hubicka <jh@suse.cz>
7268 PR tree-optimization/40585
7269 * except.c (expand_resx_expr): When there already is resume
7270 instruction, produce linked list.
7271 (build_post_landing_pads): Assert that resume is empty.
7272 (connect_post_landing_pads): Handle resume lists.
7273 (dump_eh_tree): Dump resume list.
7275 2009-07-12 Ira Rosen <irar@il.ibm.com>
7277 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
7278 with additional argument.
7279 * tree-vectorizer.h (enum vect_def_type): Add
7280 vect_double_reduction_def.
7281 (vect_is_simple_reduction): Add argument.
7282 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
7284 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
7285 vect_is_simple_reduction with additional argument.
7286 (vect_analyze_loop_operations): Handle exit phi nodes in case of
7288 (reduction_code_for_scalar_code): Handle additional codes by
7289 returning ERROR_MARK for them. Fix comment and indentation.
7290 (vect_is_simple_reduction): Fix comment, add argument to specify
7291 double reduction. Detect double reduction.
7292 (get_initial_def_for_induction): Fix indentation.
7293 (get_initial_def_for_reduction): Fix comment and indentation.
7294 Handle double reduction. Create initial definitions that do not
7295 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
7296 (vect_create_epilog_for_reduction): Fix comment, add argument to
7297 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
7298 epilogue result extraction. Create double reduction phi node and
7299 replace relevant uses.
7300 (vectorizable_reduction): Call vect_is_simple_reduction with
7301 additional argument. Fix indentation. Update epilogue code treatment
7302 according to the changes in reduction_code_for_scalar_code. Check
7303 for double reduction. Call vect_create_epilog_for_reduction with
7304 additional argument.
7305 * tree-vect-stmts.c (process_use): Handle double reduction, update
7307 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
7308 (vect_get_vec_def_for_operand): Likewise.
7310 2009-07-12 Danny Smith <dansmister@gmail.com>
7312 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
7313 dllexport if !TREE_PUBLIC.
7314 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
7316 2009-07-11 Anatoly Sokolov <aesok@post.ru>
7318 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
7319 (avr_extra_arch_macro) Remove declatation.
7320 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
7321 (avr_extra_arch_macro) Declare as static.
7322 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
7324 2009-07-11 Jan Hubicka <jh@suse.cz>
7327 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
7329 2009-07-11 Jakub Jelinek <jakub@redhat.com>
7332 * dwarf2out.c (dw_fde_struct): Add in_std_section and
7333 cold_in_std_section bits.
7334 (dwarf2out_begin_prologue): Initialize them.
7335 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
7336 if already covered by text_section or cold_text_section range.
7338 PR rtl-optimization/40667
7339 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
7340 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
7341 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
7342 * config/i386/i386.c (ix86_minimum_alignment): New function.
7343 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
7344 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
7345 * emit-rtl.c (gen_reg_rtx): Likewise.
7346 * function.c (assign_parms): Likewise. If nominal_type needs
7347 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
7348 rather than passed_type's alignment.
7351 * function.c (assign_parm_setup_stack): Adjust
7352 MEM_OFFSET (data->stack_parm) if promoted_mode is different
7353 from nominal_mode on big endian.
7355 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
7357 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
7359 2009-07-10 DJ Delorie <dj@redhat.com>
7361 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
7363 2009-07-10 Mark Mitchell <mark@codesourcery.com>
7365 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
7367 (thumb2_cbnz): Likewise.
7369 2009-07-10 David Daney <ddaney@caviumnetworks.com>
7372 * config.gcc (supported_defaults): Add synci.
7373 (with_synci): Add validation.
7374 (all_defaults): Add synci.
7375 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
7378 * config/mips/mips.opt (msynci): New option.
7379 * config/mips/mips.c (mips_override_options): Warn on use of
7380 -msynci for targets that do now support it.
7381 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7383 * gcc/doc/invoke.texi (-msynci): Document the new option.
7384 * doc/install.texi (--with-synci): Document the new option.
7386 2009-07-10 Richard Guenther <rguenther@suse.de>
7388 PR tree-optimization/40496
7389 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
7390 the PHI result with a compatible type.
7392 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
7396 * c.opt (Wunused-result): New.
7397 * doc/invoke.texi: Document it.
7398 * c-common.c (c_warn_unused_result): Use it.
7400 2009-07-09 DJ Delorie <dj@redhat.com>
7402 * targhooks.c (default_target_can_inline_p): Rename from
7403 default_target_option_can_inline_p.
7404 * targhooks.h (default_target_can_inline_p): Likewise.
7405 * target-def.h (TARGET_CAN_INLINE_P): Rename from
7406 TARGET_OPTION_CAN_INLINE_P.
7407 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
7408 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
7409 (mep_target_can_inline_p): Rename from
7410 mep_target_option_can_inline_p.
7413 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
7414 registers used to pass vectors.
7416 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
7418 2009-07-09 Tom Tromey <tromey@redhat.com>
7420 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
7421 * config/mmix/mmix.c: Include dwarf2.h.
7422 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
7423 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
7424 * config/sh/sh.c: Include dwarf2.h.
7425 * config/i386/i386.c: Include dwarf2.h.
7426 * Makefile.in (DWARF2_H): Remove 'elf'.
7427 * except.c: Include dwarf2.h.
7428 * unwind-dw2.c: Include dwarf2.h.
7429 * dwarf2out.c: Include dwarf2.h.
7430 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
7431 * unwind-dw2-fde.c: Include dwarf2.h.
7432 * dwarf2asm.c: Include dwarf2.h.
7434 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7436 * haifa-sched.c (insn_finishes_cycle_p): New static function.
7437 (max_issue): Use it.
7438 * sched-int.h (struct sched_info: insn_finishes_block_p): New
7440 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
7441 (region_sched_info): Update.
7442 * sched-ebb.c (ebb_sched_info): Update.
7443 * modulo-sched.c (sms_sched_info): Update.
7444 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
7446 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7448 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
7450 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
7452 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
7454 2009-07-09 Jakub Jelinek <jakub@redhat.com>
7457 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
7458 arg1 with arg01 if arg1 is already INTEGER_CST.
7460 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7462 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
7463 Transform (and (truncate)) into (truncate (and)).
7465 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7467 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
7468 creating LHS paradoxical subregs. Fix surrounding returns to
7469 use NULL_RTX rather than 0.
7471 2009-07-08 DJ Delorie <dj@redhat.com>
7473 * config/mep/mep.c: (mep_option_can_inline_p): New.
7474 (TARGET_OPTION_CAN_INLINE_P): Define.
7476 2009-07-08 Mark Wielaard <mjw@redhat.com>
7479 * dwarf2out.c (add_data_member_location_attribute): When we have
7480 only a constant offset don't emit a new location description using
7481 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
7484 2009-07-08 Richard Henderson <rth@redhat.com>
7487 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
7488 (enum reg_class): Add CLOBBERED_REGS.
7489 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
7490 * config/i386/i386.c (ix86_conditional_register_usage): Moved
7491 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
7492 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
7493 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
7494 force 64-bit sibcalls into R11.
7495 * config/i386/constraints.md (U): New constraint.
7496 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
7497 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
7498 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
7500 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
7502 * basic-block.h (dump_regset, debug_regset): Remove duplicate
7504 * c-objc-common.h (c_initialize_diagnostics): Ditto.
7505 * ebitmap.h (dump_ebitmap): Ditto.
7506 * optabs.h (optab_libfunc): Ditto.
7507 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
7508 * tree-flow.h (vect_can_force_dr_alignment_p,
7509 get_vectype_for_scalar_type): Ditto.
7510 (vectorize_loops): Move prototype to ...
7511 * tree-vectorizer.h: ... here. Also, adjust comment.
7512 (vect_set_verbosity_level): Remove duplicate prototype.
7513 * tree-ssa-loop.c: Include tree-vectorizer.h.
7514 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
7516 2009-07-08 Nick Clifton <nickc@redhat.com>
7518 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
7521 2009-07-08 DJ Delorie <dj@redhat.com>
7523 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
7524 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
7525 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
7527 * config/mep/intrinsics.md: Regenerated.
7528 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
7529 registers when asm() or calls are detected.
7531 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
7534 * gimplify.c (gimplify_expr): Propagate no_warning flag when
7536 * gimple (gimple_build_call_from_tree): Likewise.
7537 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
7538 no_warning flag before warning.
7540 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7542 * tree.c (set_expr_locus): Remove.
7543 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
7544 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
7546 * gimplify.c (internal_get_tmp_var): Likewise.
7547 (gimplify_call_expr): Likewise.
7548 (gimplify_one_sizepos): Likewise.
7550 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
7553 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
7554 to variables for debugging purposes.
7556 2009-06-23 Mark Loeser <mark@halcy0n.com>
7559 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
7561 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7563 * pretty-print.c (pp_base_format): Remove %J.
7564 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7565 gcc_cxxdiag_char_table): Likewise.
7566 (init_dynamic_diag_info): Likewise.
7568 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7570 * pretty-print.c (pp_base_format): Remove %H.
7571 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7572 gcc_cxxdiag_char_table): Likewise.
7573 (init_dynamic_diag_info): Likewise.
7574 * config/mep/mep.c (mep_select_section): Likewise.
7576 2009-07-07 Duncan Sands <baldrick@free.fr>
7578 * final.c (pass_clean_state): Give the pass a name.
7579 * passes.c (pass_rest_of_compilation): Likewise.
7580 * tree-optimize.c (pass_all_optimizations): Likewise.
7582 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
7584 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
7585 an extra 'decl' for error_at.
7587 2009-07-07 Jakub Jelinek <jakub@redhat.com>
7590 * tree-tailcall.c (adjust_return_value_with_ops,
7591 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
7592 if it has complex or vector type.
7594 2009-07-07 Olivier Hainque <hainque@adacore.com>
7596 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
7599 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
7601 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
7603 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7605 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
7606 * c-decl.c: Likewise.
7607 * function.c: Likewise.
7608 * varasm.c: Likewise.
7609 * tree-ssa.c: Likewise.
7610 * c-common.c: Likewise.
7611 * tree-cfg.c: Likewise.
7612 * config/spu/spu.c: Likewise.
7613 * config/ia64/ia64.c: Likewise.
7614 * config/v850/v850.c: Likewise.
7616 2009-07-06 DJ Delorie <dj@redhat.com>
7618 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
7619 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
7620 unspecified accesses to control registers.
7621 * config/mep/intrinsics.md: Regenerate.
7622 * config/mep/intrinsics.h: Regenerate.
7623 * config/mep/mep-intrin.h: Regenerate.
7625 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7627 * c-lex.c: Replace %H by an explicit location. Update all calls.
7628 * c-common.c: Likewise.
7629 * c-decl.c: Likewise.
7630 * c-typeck.c: Likewise.
7631 * fold-const.c: Likewise.
7632 * gimplify.c: Likewise.
7634 * tree-cfg.c: Likewise.
7635 * tree-ssa-loop-niter.c: Likewise.
7636 * tree-vrp.c: Likewise.
7637 * value-prof.c: Likewise.
7639 2009-07-06 Diego Novillo <dnovillo@google.com>
7641 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
7642 if it has one. Handle cases where VAR does not have an
7643 annotation or cfun is NULL.
7645 2009-07-06 Diego Novillo <dnovillo@google.com>
7647 * tree.c: Include debug.h.
7648 (initialize_tree_contains_struct): New.
7649 (init_ttree): Call it.
7650 (tree_node_structure_for_code): Factor out of ...
7651 (tree_node_structure): ... here.
7652 * treestruct.def (TS_PHI_NODE): Remove.
7653 (TS_GIMPLE_STATEMENT): Remove.
7655 2009-07-06 Diego Novillo <dnovillo@google.com>
7657 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
7658 (debug_tree_chain): Handle cycles.
7660 2009-07-06 Nick Clifton <nickc@redhat.com>
7661 DJ Delorie <dj@redhat.com>
7663 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
7664 __FMOVD_ENABLED__ is defined.
7666 (TARGET_FMOVD): Provide a default definition.
7667 (MASK_FMOVD): Likewise.
7668 (TARGET_CPU_CPP_BUILTINS): Define
7669 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
7670 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
7671 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
7672 (split for DF load from memory into register): Also handle
7673 MEMs which consist of REG+DISP addressing.
7674 (split for DF store from register to memory): Likewise.
7675 (movsf_ie): Always use single fp_mode.
7676 * config/sh/sh.c (sh_override_options): Do not automatically
7677 enable TARGET_MOVD for the SH2A when supporting doubles - leave
7678 that to the -mfmovd command line switch.
7679 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
7680 (fldi_ok): Always allow.
7681 * config/sh/sh.opt (mfmovd): Remove this switch.
7682 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
7684 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
7685 Kaz Kojima <kkojima@gcc.gnu.org>
7687 PR rtl-optimization/30807
7688 * postreload.c (reload_combine): For every new use of REG_SUM,
7689 record the use of BASE.
7691 2009-07-06 Jan Hubicka <jh@suse.cz>
7693 * params.def: Revert my accidental commit at 2009-06-30.
7695 2009-07-04 Ian Lance Taylor <iant@google.com>
7698 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
7700 (mingw_format_attribute_overrides): Likewise.
7702 2009-07-04 Jakub Jelinek <jakub@redhat.com>
7705 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
7706 don't check cfa.reg. Instead of cfa.indirect use
7707 fde && fde->drap_reg != INVALID_REGNUM test.
7709 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
7711 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
7713 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
7716 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
7718 2009-07-03 Richard Guenther <rguenther@suse.de>
7720 PR tree-optimization/40640
7721 * tree-switch-conversion.c (build_arrays): Perform arithmetic
7724 2009-07-03 Jan Hubicka <jh@suse.cz>
7726 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
7727 for size, reduce amount of inlining.
7729 2009-07-03 Richard Guenther <rguenther@suse.de>
7732 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
7733 if t +- x is known to not overflow and the conversion widens the
7735 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
7737 2009-07-03 Jan Hubicka <jh@suse.cz>
7739 * ipa-pure-const.c (analyze): Update loop optimizer init.
7740 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
7741 try_remove_empty_loop, remove_empty_loops): Remove.
7742 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
7743 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
7744 to mark regular loops as neccesary.
7745 (degenerate_phi_p): New function.
7746 (propagate_necessity, remove_dead_phis): Use it.
7747 (forward_edge_to_pdom): Likewise.
7748 (eliminate_unnecessary_stmts): Take care to remove uses of results of
7749 virtual PHI nodes that became unreachable.
7750 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
7751 * tree-flow.h (remove_empty_loops): Remove.
7752 * passes.c (init_optimization_passes): Remove.
7754 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
7756 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
7757 can_create_pseudo_p.
7758 (*fix_trunc<mode>_i387_1): Ditto.
7759 (*floathi<mode>2_1): Ditto.
7760 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
7761 (*fistdi2_1): Ditto.
7762 (*fist<mode>2_1): Ditto.
7763 (frndintxf2_floor): Ditto.
7764 (*fist<mode>2_floor_1): Ditto.
7765 (frndintxf2_ceil): Ditto.
7766 (*fist<mode>2_ceil_1): Ditto.
7767 (frndintxf2_trunc): Ditto.
7768 (frndintxf2_mask_pm): Ditto.
7769 (fxam<mode>2_i387_with_temp): Ditto.
7770 * config/i386/sse.md (mulv16qi3): Ditto.
7771 (*sse2_mulv4si3): Ditto.
7773 (sse4_2_pcmpestr): Ditto.
7774 (sse4_2_pcmpistr): Ditto.
7776 2009-07-03 Jan Hubicka <jh@suse.cz>
7778 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
7779 (mark_stmt_necessary): Set it.
7780 (mark_operand_necessary): Set it.
7781 (mark_control_dependent_edges_necessary): Set it.
7782 (mark_virtual_phi_result_for_renaming): New function.
7783 (get_live_post_dom): New function.
7784 (forward_edge_to_pdom): New function.
7785 (remove_dead_stmt): Fix handling of control dependences.
7786 (tree_dce_init): Init new bitmap.
7787 (tree_dce_done): Free it.
7789 2009-07-02 Richard Guenther <rguenther@suse.de>
7792 * tree-ssa-structalias.c (new_var_info): Initialize
7795 2009-07-02 Jan Hubicka <jh@suse.cz>
7797 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
7800 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
7802 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
7803 instead of recomputing it. Adjust calls.
7804 (emit_store_flag): Adjust recursive calls.
7806 2009-07-02 Richard Guenther <rguenther@suse.de>
7808 * tree-ssa-live.c (remove_unused_locals): Do not remove
7810 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
7811 of DECL_EXTERNAL for HEAP variables.
7812 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
7813 HEAP variables. Do not adjust RESTRICT vars.
7814 (find_what_var_points_to): Nobody cares if something
7817 2009-07-02 Ben Elliston <bje@au.ibm.com>
7819 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
7820 pc_low and pc_high declarations to the top of the function.
7822 2009-07-01 DJ Delorie <dj@redhat.com>
7824 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
7826 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
7827 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
7828 unspecified accesses to control registers.
7829 * config/mep/intrinsics.md: Regenerate.
7830 * config/mep/intrinsics.h: Regenerate.
7831 * config/mep/mep-intrin.h: Regenerate.
7833 2009-07-01 Anthony Green <green@moxielogic.com>
7835 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7836 instruction when possible.
7837 (moxie_expand_prologue): Ditto. Also, save an instruction and
7838 some complexity by popping off of $r12 instead of $sp.
7839 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
7842 2009-07-01 Richard Henderson <rth@redhat.com>
7845 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
7846 contained no insns, reposition note before last insn.
7848 2009-07-01 Richard Henderson <rth@redhat.com>
7851 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
7852 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
7854 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7857 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
7858 darwin9 for printing reg addresses with %y.
7860 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
7862 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
7863 truncation from operands in binary operations.
7865 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
7868 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
7869 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
7870 subreg of op0 to the original op0.
7872 * expmed.c (store_bit_field_1): Use a temporary as the destination
7873 instead of a paradoxical subreg when we need to truncate the result.
7875 2009-07-01 DJ Delorie <dj@redhat.com>
7877 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
7878 names to VLIW variants.
7879 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
7880 * config/mep/intrinsics.md: Regenerate.
7881 * config/mep/intrinsics.h: Regenerate.
7882 * config/mep/mep-intrin.h: Regenerate.
7884 2009-07-01 Jakub Jelinek <jakub@redhat.com>
7887 * jump.c (returnjump_p): Revert last patch.
7888 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
7890 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7893 * pa.md (casesi32p): Use jump table label to determine the offset
7895 (casesi64p): Likewise.
7897 * pa.c (forward_branch_p): Return bool type. Use instruction
7898 addresses when available. Assert that INSN has a jump label.
7899 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
7902 2009-07-01 Richard Guenther <rguenther@suse.de>
7904 PR tree-optimization/19831
7905 * tree-ssa-dce.c (propagate_necessity): Calls to functions
7906 that only act as barriers do not make any previous stores necessary.
7907 * tree-ssa-structalias.c (handle_lhs_call): Delay making
7908 HEAP variables global, do not add a constraint from nonlocal.
7909 (find_func_aliases): Handle escapes through return statements.
7910 (compute_points_to_sets): Make escaped HEAP variables global.
7912 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
7915 * expmed.c (emit_store_flag): Perform a conversion if necessary,
7916 after reducing a DImode cstore to SImode.
7918 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
7920 * expr.c (expand_expr_real_1): Reinstate fallthrough to
7921 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
7923 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
7925 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
7926 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
7928 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
7929 and umod_optab if TARGET_BSD_DIVMOD.
7930 * config/vax/lib1funcs.asm: New file.
7931 * config/vax/t-linux: New file.
7932 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
7934 2009-06-30 Jakub Jelinek <jakub@redhat.com>
7937 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
7938 to type arguments that have void type.
7941 * dwarf2out.c (gen_formal_parameter_die): Call
7942 equate_decl_number_to_die if node is different from origin.
7944 2009-06-30 Anthony Green <green@moxielogic.com>
7946 Clean up moxie port for --enable-build-with-cxx.
7947 * config/moxie/moxie.c (moxie_function_value): First two
7948 parameters are const_tree, not tree.
7949 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
7950 (REG_CLASS_NAMES): Ditto.
7951 (REGNO_REG_CLASS): Ditto.
7952 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
7953 (moxie_function_value): Fix constyness of arguments.
7955 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
7957 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
7958 finalize_size_functions before further processing.
7959 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
7960 (variable_size): Call self_referential_size on size expressions
7961 that contain a PLACEHOLDER_EXPR.
7962 (size_functions): New static variable.
7963 (copy_self_referential_tree_r): New static function.
7964 (self_referential_size): Likewise.
7965 (finalize_size_functions): New global function.
7966 * tree.c: Include tree-inline.h.
7967 (push_without_duplicates): New static function.
7968 (find_placeholder_in_expr): New global function.
7969 (substitute_in_expr) <tcc_declaration>: Return the replacement object
7971 <tcc_expression>: Likewise.
7972 <tcc_vl_exp>: If the replacement object is a constant, try to inline
7973 the call in the expression.
7974 * tree.h (finalize_size_functions): Declare.
7975 (find_placeholder_in_expr): Likewise.
7976 (FIND_PLACEHOLDER_IN_EXPR): New macro.
7977 (substitute_placeholder_in_expr): Update comment.
7978 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
7980 (copy_tree_body_r): Likewise.
7981 (copy_tree_body): New static function.
7982 (maybe_inline_call_in_expr): New global function.
7983 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
7984 (maybe_inline_call_in_expr): Declare.
7985 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
7986 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
7989 2009-06-30 Richard Guenther <rguenther@suse.de>
7991 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
7993 (propagate_necessity): Do not mark reaching defs of stores
7996 2009-06-30 Jan Hubicka <jh@suse.cz>
7998 * cfgloopanal.c (check_irred): Move into ...
7999 (mark_irreducible_loops): ... here; return true if ireducible
8001 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
8002 (analyze_function): Try to prove loop finiteness.
8003 * cfgloop.h (mark_irreducible_loops): Update prototype.
8004 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
8006 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
8008 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
8010 2009-06-30 Ira Rosen <irar@il.ibm.com>
8012 PR tree-optimization/40542
8013 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
8016 2009-06-30 Martin Jambor <mjambor@suse.cz>
8018 PR tree-optimization/40582
8019 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
8020 than useless_type_conversion_p.
8021 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
8024 2009-06-30 Martin Jambor <mjambor@suse.cz>
8027 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
8029 2009-06-30 Richard Guenther <rguenther@suse.de>
8031 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
8032 use ao_ref references.
8033 (walk_aliased_vdefs): Likewise.
8034 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
8035 * tree-ssa-dce.c (struct ref_data): Remove.
8036 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
8037 (mark_aliased_reaching_defs_necessary): Adjust.
8038 (mark_all_reaching_defs_necessary_1): Likewise.
8040 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
8043 * expmed.c (emit_cstore): New name of emit_store_flag_1.
8044 (emit_store_flag_1): Extract from emit_store_flag, adjust
8045 calls to (what now is) emit_cstore.
8046 (emit_store_flag): Call emit_store_flag_1 and also use it
8047 for what used to be recursive calls.
8049 2009-06-30 Wei Guozhi <carrot@google.com>
8052 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
8053 if the target bb post dominates from bb.
8054 * config/i386/i386.c (memory_address_length): Check existence of base
8055 register before using it.
8057 2009-06-30 Nick Clifton <nickc@redhat.com>
8058 DJ Delorie <dj@redhat.com>
8060 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8061 __FMOVD_ENABLED__ is defined.
8063 (TARGET_FMOVD): Provide a default definition.
8064 (MASK_FMOVD): Likewise.
8065 (TARGET_CPU_CPP_BUILTINS): Define
8066 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8067 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8068 two fmov instructions depending upon whether TARGET_FMOVD is
8070 (split for DF load from memory into register): Also handle
8071 MEMs which consist of REG+DISP addressing.
8072 (split for DF store from register to memory): Likewise.
8073 * config/sh/sh.opt (mfmovd): Remove this switch.
8074 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8075 * config/sh/sh.c (sh_override_options): Do not automatically
8076 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8077 that to the -mfmovd command line switch.
8079 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
8081 (fldi_ok): Always allow.
8082 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
8084 2009-06-29 DJ Delorie <dj@redhat.com>
8086 * doc/install.texi (mep-x-elf): Correct chip's full name.
8088 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
8090 * doc/extend.texi: Fix typo.
8092 2009-06-29 Tom Tromey <tromey@redhat.com>
8095 * Makefile.in (DWARF2_H): New variable.
8097 (dwarf2out.o): Likewise.
8098 (dwarf2asm.o): Likewise.
8099 * config/i386/t-i386: Use DWARF2_H.
8100 * except.c: Include elf/dwarf2.h.
8101 * unwind-dw2.c: Include elf/dwarf2.h.
8102 * dwarf2out.c: Include elf/dwarf2.h.
8103 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
8104 <dtprel>: New field.
8105 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
8106 (size_of_loc_descr): Likewise.
8107 (output_loc_operands_raw): Likewise.
8108 (output_loc_operands): Handle new dtprel field.
8109 (loc_checksum): Update.
8110 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
8111 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
8112 * unwind-dw2-fde.c: Include elf/dwarf2.h.
8113 * dwarf2asm.c: Include elf/dwarf2.h.
8114 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
8115 * config/mmix/mmix.c: Include elf/dwarf2.h.
8116 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
8117 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
8118 * config/sh/sh.c: Include elf/dwarf2.h.
8119 * config/i386/i386.c: Include elf/dwarf2.h.
8121 2009-06-29 DJ Delorie <dj@redhat.com>
8123 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
8125 * doc/extend.texi: Add MeP attributes and pragmas.
8126 * doc/invoke.text: Add MeP Options.
8127 * doc/contrib.texi: Add MeP contribution.
8128 * doc/md.texi: Add MeP constraints.
8129 * doc/install.texi: Add MeP target.
8131 2009-06-30 Anatoly Sokolov <aesok@post.ru>
8133 * target.h (struct gcc_target): Add frame_pointer_required field.
8134 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
8135 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
8136 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
8138 * reload1.c (update_eliminables): (Ditto.).
8139 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
8140 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8141 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
8143 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
8145 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
8146 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8147 (arm_frame_pointer_required): New function.
8149 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
8150 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8151 (avr_frame_pointer_required_p): Declare as static.
8152 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
8154 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
8155 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8156 (bfin_frame_pointer_required): Make as static, change return type
8158 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
8160 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
8161 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8162 (cris_frame_pointer_required): New function.
8164 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
8166 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
8167 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8168 (fr30_frame_pointer_required): New function.
8170 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
8171 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8172 (frv_frame_pointer_required): Make as static, change return type
8174 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
8176 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
8177 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8178 (ix86_frame_pointer_required): Make as static, change return type to
8180 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
8182 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
8183 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8185 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
8187 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
8189 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
8191 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
8192 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8193 (mips_frame_pointer_required): Make as static.
8194 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
8196 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
8197 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8198 (mmix_frame_pointer_required): Mew function.
8200 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
8201 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8203 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
8205 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
8207 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
8209 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
8210 (CAN_ELIMINATE): Redefine.
8211 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8212 (sparc_frame_pointer_required): New function.
8213 (sparc_can_eliminate): New function.
8214 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
8216 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
8217 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8219 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
8220 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8221 (xtensa_frame_pointer_required): Make as static, change return type
8223 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
8226 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
8228 * doc/plugins.texi: Document PLUGIN_START_UNIT.
8229 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
8230 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
8231 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
8232 (register_callback): Handle PLUGIN_START_UNIT.
8233 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
8235 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
8237 * tree.c (process_call_operands): Propagate TREE_READONLY from the
8239 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
8240 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
8242 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
8244 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
8247 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
8249 * doc/extend.texi (Additional Floating Types): __float128 is also
8250 supported on i386 targets.
8252 2009-06-29 Richard Guenther <rguenther@suse.de>
8255 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8257 (pt_solutions_same_restrict_base): Declare.
8258 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
8260 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
8261 (make_constraint_from, make_copy_constraint): Move earlier.
8262 (make_constraint_from_heapvar): New function.
8263 (make_constraint_from_restrict): Likewise.
8264 (handle_lhs_call): Use it.
8265 (find_func_aliases): Use it to track conversions to restrict
8267 (struct fieldoff): Add only_restrict_pointers flag.
8268 (push_fields_onto_fieldstack): Initialize it.
8269 (create_variable_info_for): Track global restrict qualified pointers.
8270 (intra_create_variable_infos): Use make_constraint_from_heapvar.
8271 Track restrict qualified pointer arguments.
8272 (set_uids_in_ptset): Use varinfo is_global_var flag.
8273 (find_what_var_points_to): Set the vars_contains_restrict flag.
8274 Always create the points-to solution for sets including restrict tags.
8275 (pt_solutions_same_restrict_base): New function.
8276 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
8277 qualified pointers use pt_solutions_same_restrict_base as
8278 additional source for disambiguation.
8280 2009-06-29 Richard Guenther <rguenther@suse.de>
8283 * alias.c (find_base_decl): Remove.
8284 (get_deref_alias_set_1): Remove restrict handling.
8285 * c-common.c (c_apply_type_quals_to_decl): Do not set
8286 DECL_POINTER_ALIAS_SET.
8287 * gimplify.c (find_single_pointer_decl_1): Remove.
8288 (find_single_pointer_decl): Likewise.
8289 (internal_get_tmp_var): Remove restrict handling.
8290 (gimple_regimplify_operands): Likewise.
8291 * omp-low.c (expand_omp_atomic_pipeline): Do not set
8292 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
8293 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
8294 * tree.c (restrict_base_for_decl): Remove.
8295 (init_ttree): Do not allocate it.
8296 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
8297 LABEL_DECL_UID for label decls.
8298 (copy_node_stat): Do not copy restrict information.
8299 (decl_restrict_base_lookup): Remove.
8300 (decl_restrict_base_insert): Likewise.
8301 (print_restrict_base_statistics): Likewise.
8302 (dump_tree_statistics): Do not call print_restrict_base_statistics.
8303 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
8304 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
8305 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
8306 (LABEL_DECL_UID): Adjust.
8307 (DECL_BASED_ON_RESTRICT_P): Remove.
8308 (DECL_GET_RESTRICT_BASE): Likewise.
8309 (SET_DECL_RESTRICT_BASE): Likewise.
8310 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
8312 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
8313 instead of DECL_POINTER_ALIAS_SET.
8314 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8315 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
8316 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
8318 2009-06-29 Richard Guenther <rguenther@suse.de>
8320 PR tree-optimization/40579
8321 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
8322 the IL to simplify has constants that overflowed.
8324 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
8326 PR tree-optimization/40550
8327 * tree-vect-generic.c (expand_vector_operations_1): Compute in
8328 vector_compute_type only when the size of vector_compute_type is
8329 less than the size of type.
8331 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
8333 * fold-const.c (contains_label_1): Fix comments.
8334 (contains_label_p): Do not walk trees multiple time.
8336 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8338 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
8339 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
8340 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
8341 ix86_fp_comparison_operator.
8342 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
8343 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
8344 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
8345 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
8346 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
8347 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
8348 (related splits): Change predicate to ix86_fp_comparison_operator.
8349 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
8350 instead of ix86_fp_comparison_codes.
8351 (ix86_trivial_fp_comparison_operator,
8352 ix86_fp_comparison_operator): New.
8353 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
8354 (ix86_expand_compare): Eliminate last two parameters.
8355 (ix86_fp_jump_nontrivial_p): Kill.
8356 * config/i386/i386.c (put_condition_code): Eliminate call to
8357 ix86_fp_comparison_codes and subsequent assertion.
8358 (ix86_fp_comparison_codes): Eliminate.
8359 (ix86_fp_swap_condition): New.
8360 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
8361 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
8362 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
8363 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
8364 and ix86_fp_swap_condition.
8365 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
8366 Use ix86_fp_comparison_strategy.
8367 (ix86_expand_compare): Likewise. Eliminate last two arguments.
8368 (ix86_fp_jump_nontrivial_p): Eliminate.
8369 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
8370 call to ix86_expand_compare.
8371 (ix86_split_fp_branch, ix86_expand_setcc,
8372 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
8373 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
8375 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8377 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
8378 related to jump_clobbers.
8379 * config/arm/arm.md (conds): Remove jump_clob case.
8380 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
8381 splits): Change comparison_operator to arm_comparison_operator.
8382 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
8385 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8387 * dojump.c (do_compare_rtx_and_jump): Try swapping the
8388 condition for floating point modes.
8389 * expmed.c (emit_store_flag_1): Move here a bigger part
8391 (emit_store_flag): Try swapping the condition for floating point
8393 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
8395 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8397 * expr.c (expand_expr_real_1): Just use do_store_flag.
8398 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
8399 emit_store_flag_force.
8400 * expmed.c (emit_store_flag_force): Copy here trick
8401 previously in expand_expr_real_1. Try reversing the comparison.
8402 (emit_store_flag_1): Work if target is NULL.
8403 (emit_store_flag): Work if target is NULL, using the result mode
8404 from the comparison. Use split_comparison, restructure final part
8405 to simplify conditionals.
8407 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8409 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
8410 * dojump.c (do_jump): Change handling of floating-point
8411 ops to use just do_compare_and_jump.
8412 (split_comparison): New.
8413 (do_compare_rtx_and_jump): Add here logic coming previously
8414 in do_jump, using split_comparison.
8416 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
8419 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
8421 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8423 * tree-ssa-alias.c: Fix unintentional commit.
8425 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8427 * passes.c (execute_one_pass): Fix unintentional commit.
8429 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8431 * df-problems.c (df_set_seen, df_unset_seen): Delete.
8432 (df_rd_local_compute, df_md_local_compute): Inline them.
8434 (df_md_scratch): New.
8435 (df_md_alloc, df_md_free): Allocate/free it.
8436 (df_md_local_compute): Only include live registers in init.
8437 (df_md_transfer_function): Prune the in-set computed by
8438 the confluence function, and the gen-set too.
8440 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8442 PR rtl-optimization/26854
8443 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
8444 * df-problems.c (df_rd_add_problem): Fix comment.
8445 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
8446 df_md_simulate_artificial_defs_at_top,
8447 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
8448 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
8449 df_md_transfer_function, df_md_init, df_md_confluence_0,
8450 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
8451 problem_MD, df_md_add_problem): New.
8452 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
8453 df_md_get_bb_info): New.
8454 (DF_LAST_PROBLEM_PLUS1): Adjust.
8456 * Makefile.in (fwprop.o): Include domwalk.h.
8457 * fwprop.c: Include domwalk.h.
8458 (reg_defs, reg_defs_stack): New.
8459 (bitmap_only_bit_between): Remove.
8460 (process_defs): New.
8461 (process_uses): Use reg_defs and local_md instead of
8462 bitmap_only_bit_between and local_rd.
8463 (single_def_use_enter_block): New, from build_single_def_use_links.
8464 (single_def_use_leave_block): New.
8465 (build_single_def_use_links): Remove code moved to
8466 single_def_use_enter_block, invoke domwalk.
8467 (use_killed_between): Adjust comment.
8469 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8471 * bitmap.h (bitmap_ior_and_into): New.
8472 * bitmap.c (bitmap_ior_and_into): New.
8474 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8476 * domwalk.h (struct dom_walk_data): Remove all callbacks except
8477 before_dom_children_before_stmts and after_dom_children_after_stmts.
8478 Rename the two remaining callbacks to just before_dom_children and
8479 after_dom_children. Remove other GIMPLE statement walking bits.
8480 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
8481 * graphite.c: Do not include domwalk.h.
8482 * tree-into-ssa.c (interesting_blocks): New global.
8483 (struct mark_def_sites_global_data): Remove it and names_to_rename.
8484 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
8485 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
8486 now that they're not domwalk callbacks.
8487 (rewrite_initialize_block): Rename to...
8488 (rewrite_enter_block): ... this, place after called functions. Test
8489 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
8490 (rewrite_finalize_block): Rename to...
8491 (rewrite_leave_block): ... this, place after called functions.
8492 (rewrite_update_init_block): Rename to...
8493 (rewrite_update_enter_block): ... this, place after called functions.
8494 Test interesting_blocks, call rewrite_update_stmt and
8495 rewrite_update_phi_arguments.
8496 (rewrite_update_fini_block): Rename to...
8497 (rewrite_leave_block): ... this, place after called functions.
8498 (rewrite_blocks): Remove last argument, simplify initialization of
8500 (mark_def_sites_initialize_block): Rename to...
8501 (mark_def_sites_block): ... this, call mark_def_sites.
8502 (mark_def_sites_blocks): Remove argument, simplify initialization of
8504 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
8505 (update_ssa): Likewise.
8506 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
8508 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
8509 (dom_opt_initialize_block): Rename to...
8510 (dom_opt_enter_block): ... this, place after called functions. Walk
8511 statements here, inline propagate_to_outgoing_edges.
8512 (dom_opt_finalize_block): Rename to...
8513 (dom_opt_leave_block): ... this, place after called functions.
8514 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
8516 (dse_enter_block, dse_record_phi): New.
8517 (dse_record_phis): Delete.
8518 (dse_finalize_block): Rename to...
8519 (dse_leave_block): ... this.
8520 (tree_ssa_dse): Simplify initialization of walk_data.
8521 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
8522 Adjust initialization of walk_data.
8523 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
8524 * tree-ssa-loop-phiopt.c (get_non_trapping):
8525 Adjust initialization of walk_data.
8526 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
8527 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
8528 it's not a domwalk callback.
8529 (uncprop_initialize_block): Rename to...
8530 (dse_enter_block): ... this, call uncprop_into_successor_phis.
8531 (dse_finalize_block): Rename to...
8532 (dse_leave_block): ... this.
8533 (tree_ssa_uncprop): Simplify initialization of walk_data.
8534 * Makefile.in: Adjust dependencies.
8536 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
8538 * arm.md (casesi): Fix test for Thumb1.
8539 (thumb1_casesi_internal_pic): Likewise.
8540 (thumb1_casesi_dispatch): Likewise.
8542 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
8544 * config/arm/arm-cores.def: Added core cortex-m0.
8545 * config/arm/arm-tune.md: Regenerated.
8546 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
8548 2009-06-26 DJ Delorie <dj@redhat.com>
8550 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
8552 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
8553 the scheduler doesn't tag jump insns.
8555 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
8557 * c-decl.c (merge_decls): Re-indent.
8559 2009-06-26 Janis Johnson <janis187@us.ibm.com>
8562 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
8563 Special-case decimal float constants.
8565 2009-06-26 Richard Henderson <rth@redhat.com>
8567 * function.h (struct function): Add cannot_be_copied_reason,
8568 and cannot_be_copied_set.
8569 * tree-inline.c (has_label_address_in_static_1): Rename from
8570 inline_forbidden_p_2; don't set inline_forbidden_reason here.
8571 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
8572 don't set inline_forbidden_reason.
8573 (copy_forbidden): New function, split out of inline_forbidden_p.
8574 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
8575 (inline_forbidden_p): Use copy_forbidden.
8576 (tree_versionable_function_p): Likewise.
8577 (inlinable_function_p): Merge into tree_inlinable_function_p.
8578 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
8579 * ipa-cp.c (ipcp_versionable_function_p): New function.
8580 (ipcp_cloning_candidate_p): Use it.
8581 (ipcp_node_modifiable_p): Likewise.
8583 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
8585 * builtins.c (expand_builtin_alloca): Handle builtin alloca
8586 that is marked not to be inlined. Remove flag_mudflap use.
8587 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
8588 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
8590 2009-06-26 Steve Ellcey <sje@cup.hp.com>
8593 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
8594 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
8596 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
8598 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
8600 (__mingwthr_remove_key_dtor): Likewise.
8602 2009-06-26 Richard Guenther <rguenther@suse.de>
8604 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
8606 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
8609 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
8610 try the non-cond_exec path also.
8612 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8615 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
8616 (output_cbranch): Use new functions.
8617 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
8620 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8621 Pat Haugen <pthaugen@us.ibm.com>
8622 Revital Eres <ERES@il.ibm.com>
8624 * config/rs6000/rs6000.c (print_operand): Correct lossage message
8625 for %c error. Add %x support to print VSX registers as a unified
8626 register set, instead of separate float and altivec registers.
8627 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
8628 %y case, and add support for VSX pre-modify addresses.
8629 (output_toc): Add assert for CONST containing an integer constant
8631 (rs6000_adjust_cost): Add POWER7 support.
8632 (insn_must_be_first_in_group): Ditto.
8633 (insn_must_be_last_in_group): Ditto.
8634 (rs6000_emit_popcount): Ditto.
8635 (rs6000_vector_mode_supported_p): Ditto.
8637 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
8638 Change some of the functions called by macros to being called
8639 through a pointer, so debug functions can be inserted if
8640 -mdebug=addr or -mdebug=cost.
8641 (rs6000_preferred_reload_class_ptr): Ditto.
8642 (rs6000_secondary_reload_class_ptr): Ditto.
8643 (rs6000_secondary_memory_needed_ptr): Ditto.
8644 (rs6000_cannot_change_mode_class_ptr): Ditto.
8645 (rs6000_secondary_reload_inner): Ditto.
8646 (rs6000_legitimize_reload_address): Ditto.
8647 (rs6000_legitimize_reload_address_ptr): Ditto.
8648 (rs6000_mode_dependent_address): Ditto.
8649 (rs6000_mode_dependent_address_ptr): Ditto.
8651 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
8652 function to return true if the mode allows reg + integer
8654 (virtual_stack_registers_memory_p): New function to return true if
8655 the address refers to a virtual stack register.
8656 (rs6000_legitimate_offset_address_p): Move code to say whether a
8657 mode supports reg+int addressing to reg_offset_addressing_ok_p and
8659 (rs6000_legitimate_address_p): Add checks for modes that only can
8660 do reg+reg addressing. Start adding VSX support.
8661 (rs6000_legitimize_reload_address): Ditto.
8662 (rs6000_legitimize_address): Ditto.
8663 (rs6000_debug_legitimate_address_p): New debug functions for
8664 -mdebug=addr and -mdebug=cost.
8665 (rs6000_debug_rtx_costs): Ditto.
8666 (rs6000_debug_address_costs): Ditto.
8667 (rs6000_debug_adjust_cost): Ditto.
8668 (rs6000_debug_legitimize_address): Ditto.
8669 (rs6000_legitimize_reload_address_ptr): Point to call normal
8670 function or debug function. Make functions called via pointer
8672 (rs6000_mode_dependent_address_ptr): Ditto.
8673 (rs6000_secondary_reload_class_ptr): Ditto.
8674 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
8675 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
8676 into a friendlier error.
8677 (rs6000_init_builtins): Add initial VSX support.
8678 (rs6000_adjust_cost): Fix some spacing issues.
8680 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
8681 (REG_CLASS_NAMES): Ditto.
8682 (REG_CLASS_CONTENTS): Ditto.
8683 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
8684 pointer, to add -mdebug=addr support.
8685 (CANNOT_CHANGE_MODE_CLASS): Ditto.
8686 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
8687 -mdebug=addr support.
8688 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
8689 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
8690 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
8692 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
8694 (bswapsi*): Set attribute types for load/store. Add combiner
8695 patterns to eliminate zero extend on 64-bit.
8696 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
8697 stdbrx if the hardware supports those instructions.
8699 2009-06-25 Ian Lance Taylor <iant@google.com>
8701 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
8702 (Link Options): Document -static-libstdc++.
8704 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8707 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
8708 DATA_ALIGNMENT instead.
8710 2009-06-25 Richard Guenther <rguenther@suse.de>
8712 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
8713 indirect references against the callused/escaped solutions.
8714 (call_may_clobber_ref_p_1): Likewise.
8716 2009-06-25 Martin Jambor <mjambor@suse.cz>
8718 PR tree-optimization/40493
8719 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
8720 (enum unscalarized_data_handling): New type.
8721 (handle_unscalarized_data_in_subtree): Return what has been done.
8722 (load_assign_lhs_subreplacements): Handle left flushes differently.
8723 (sra_modify_assign): Use unscalarized_data_handling, simplified
8724 condition determining whether to remove the statement.
8726 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
8728 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
8729 excerpt - @ should be doubled for texinfo.
8731 2009-06-24 Ian Lance Taylor <iant@google.com>
8733 * config/arc/arc.c: Include "df.h".
8734 (arc_attribute_table): Make static. Move higher in file.
8735 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
8736 (output_shift): Initialize n later to avoid warning.
8737 * config/arm/arm.c (arm_attribute_table): Make static. Move
8739 * config/avr/avr.c (avr_attribute_table): Make static. Move
8741 (reg_class_tab): Change array type from int to enum reg_class.
8742 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
8744 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
8745 (lshrhi3_out): Likewise.
8746 (class_likely_spilled_p): Change return type to bool.
8747 (avr_rtx_costs): Use local code variable with enum type.
8748 * config/avr/avr.md (movmemhi): Use add_reg_note.
8749 (andhi3, andsi3): Don't use AS2 with "and".
8750 (iorhi3, iorsi3): Don't use AS2 with "or".
8751 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
8752 * config/crx/crx.c: Include "df.h".
8753 (crx_attribute_table): Make static.
8754 * config/m32r/m32r.c: Include "df.h".
8755 (m32r_attribute_table): Make static. Move higher in file.
8756 (pop): Use add_reg_note.
8757 (block_move_call): Change 0 to LCT_NORMAL in function call.
8758 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
8759 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
8760 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
8761 declare, not just when TREE_CODE is defined.
8762 * config/m68hc11/m68hc11.c: Include "expr.h".
8763 (m68hc11_attribute_table): Make static. Move higher in file.
8764 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
8766 (m68hc11_register_indirect_p): Likewise.
8767 (m68hc11_function_arg_padding): Change return type to enum
8769 (emit_move_after_reload): Use add_reg_note.
8770 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
8771 (m68hc11_split_logical): Likewise.
8772 (m68hc11_rtx_costs): Add local code_and outer_code variables with
8774 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
8775 to VOIDmode in function call.
8776 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
8778 (m68hc11_split_logical): Update declaration.
8779 (m68hc11_function_arg_padding): Update declaration.
8780 * config/mcore/mcore.c (regno_reg_class): Change form array of int
8781 to array of enum reg_class.
8782 (mcore_attribute_table): Make static. Move higher in file.
8783 (mcore_rtx_costs): Add cast to enum type.
8784 * config/mcore/mcore.h (regno_reg_class): Update declaration.
8785 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
8786 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
8788 * config/sh/predicates.md (trapping_target_operand): Rename and to
8790 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
8792 * config/spu/spu.c (spu_attribute_table): Make static. Move
8794 * config/v850/v850.c (v850_attribute_table): Make static. Move
8796 (v850_rtx_costs): Use local code with enum type.
8797 (expand_epilogue): Add cast.
8798 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
8800 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
8803 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
8804 -m2a-single-only and -m2a-nofpu.
8805 * config/sh/sh.opt: Document m2a generates FPU code.
8807 2009-06-24 Anatoly Sokolov <aesok@post.ru>
8809 * defaults.h (CAN_ELIMINATE): Provide default.
8810 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
8811 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
8812 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
8813 * config/spu/spu.h (CAN_ELIMINATE): Delete.
8814 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
8815 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
8816 * config/cris/cris.h (CAN_ELIMINATE): Delete.
8817 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
8818 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
8819 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
8821 2009-06-24 DJ Delorie <dj@redhat.com>
8823 * mep-ext-cop.cpu: Fix copyright notice.
8824 * mep-default: Fix copyright notice.
8825 * mep-core: Fix copyright notice.
8826 * mep: Fix copyright notice.
8827 * mep-ivc2: Fix copyright notice.
8828 * mep-c5: Fix copyright notice.
8830 2009-06-24 Denis Chertykov <chertykov@gmail.com>
8832 * doc/contrib.texi (Contributors):
8834 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
8837 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
8838 src and dst operands if necessary.
8840 2009-06-23 DJ Delorie <dj@redhat.com>
8843 * config.gcc: Add mep support.
8844 * recog.c: Resurrect validate_replace_rtx_subexp().
8845 * recog.h: Likewise.
8846 * config/mep/: Add new port:
8847 * config/mep/constraints.md: New file.
8848 * config/mep/default.h: New file.
8849 * config/mep/intrinsics.h: New file.
8850 * config/mep/intrinsics.md: New file.
8851 * config/mep/ivc2-template.h: New file.
8852 * config/mep/mep-c5.cpu: New file.
8853 * config/mep/mep-core.cpu: New file.
8854 * config/mep/mep-default.cpu: New file.
8855 * config/mep/mep-ext-cop.cpu: New file.
8856 * config/mep/mep-intrin.h: New file.
8857 * config/mep/mep-ivc2.cpu: New file.
8858 * config/mep/mep-lib1.asm: New file.
8859 * config/mep/mep-lib2.c: New file.
8860 * config/mep/mep-pragma.c: New file.
8861 * config/mep/mep-protos.h: New file.
8862 * config/mep/mep-tramp.c: New file.
8863 * config/mep/mep.c: New file.
8864 * config/mep/mep.cpu: New file.
8865 * config/mep/mep.h: New file.
8866 * config/mep/mep.md: New file.
8867 * config/mep/mep.opt: New file.
8868 * config/mep/predicates.md: New file.
8869 * config/mep/t-mep: New file.
8871 2009-06-23 Ian Lance Taylor <iant@google.com>
8873 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
8874 from loose_warn into c_loose_warn and from strict_warn into
8875 c_strict_warn. Set and substitute warn_cxxflags. Check for
8876 --enable-build-with-cxx. Set and substitute
8877 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
8878 * Makefile.in (CXXFLAGS): New variable.
8879 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
8880 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
8881 the default is the same as $(STRICT_WARN).
8882 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
8883 (CXX): New variable.
8884 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
8885 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
8886 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
8887 (HOST_LIBS): New variable.
8888 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
8889 (ALL_CXXFLAGS): New variable.
8890 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
8891 * doc/install.texi (Configuration): Document
8892 --enable-build-with-cxx, --with-stage1-ldflags,
8893 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
8894 * configure: Rebuild.
8896 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8898 * config/arm/arm.c (arm_override_options): Fix braces and formatting
8899 from previous commit.
8901 2009-06-23 Ian Lance Taylor <iant@google.com>
8903 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
8905 2009-06-23 Ian Lance Taylor <iant@google.com>
8907 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
8908 with ATTRIBUTE_UNUSED.
8910 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8911 Pat Haugen <pthaugen@us.ibm.com>
8912 Revital Eres <eres@il.ibm.com>
8914 * config.in (HAVE_AS_POPCNTD): Add default definition.
8915 (HAVE_AS_LWSYNC): Ditto.
8917 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
8919 (gcc_cv_as_powerpc_cmpb): Ditto.
8920 (gcc_cv_as_powerpc_dfp): Ditto.
8921 (gcc_cv_as_powerpc_vsx): Ditto.
8922 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
8923 supporting the popcntd/lwsync instructions.
8924 (gcc_cv_as_powerpc_lwsync): Ditto.
8925 * configure: Regenerate.
8927 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
8928 -mcpu=native and -mcpu=power7.
8929 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
8931 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
8932 a variable instead of a mask to reduce the number of mask bits.
8933 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
8934 (-mbit-word): Ditto.
8935 (-mregnames): Ditto.
8936 * config/rs6000/rs6000.opt (-mupdate): Ditto.
8937 (-mfused-madd): Ditto.
8939 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
8941 (-mvsx): New switch for VSX instructions.
8942 (-misel): Move from a variable to a mask to allow it to be set by
8945 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
8946 function declaration to an array declaration.
8947 (rs6000_hard_regno_nregs): New external array declaration.
8949 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
8950 files included by rs6000.md.
8952 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
8953 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
8955 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
8957 (rs6000_debug_reg): New -mdebug= variables.
8958 (rs6000_debug_addr): Ditto.
8959 (rs6000_debug_cost): Ditto.
8960 (rs6000_pmode): New variable to hold Pmode.
8961 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
8962 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
8963 calculated at compiler start.
8964 (rs6000_hard_regno_nregs): Change function to an array which holds
8965 HARD_REGNO_NREGS calculated at compiler start.
8966 (rs6000_explicit_options): Delete isel field.
8967 (rs6000_vector_unit): New array to hold which vector unit
8968 supports arithmetic options for a given type.
8969 (rs6000_vector_mem): New array to hold which vector unit supports
8970 memory reference operations for a given type.
8971 (rs6000_vector_align): New array to given the alignment of each
8973 (power7_cost): New basic costs for power7.
8974 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
8975 (rs6000_hard_regno_nregs_internal): New function, moved from
8976 HARD_REGNO_NREGS, to calculate the number of registers each hard
8977 register takes for each type.
8978 (rs6000_debug_reg_print): New function for -mdebug=reg support.
8979 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
8980 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
8981 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
8982 unit information here so it is calculated once at compiler startup
8984 (rs6000_override_options): Make -misel a target mask. Add more
8985 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
8986 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
8988 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
8989 (rs6000_handle_option): Move -misel from variable to target mask.
8990 (rs6000_builtin_mask_for_load): Add VSX support.
8991 (rs6000_conditional_register_usage): Ditto.
8992 (USE_ALTIVEC_FOR_ARG_P): Ditto.
8993 (function_arg_boundary): Ditto.
8994 (rs6000_expand_builtin): Ditto.
8995 (def_builtin): Make abort message a little friendlier.
8996 (rs6000_emit_int_cmove): Add support for 64-bit isel.
8998 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
8999 assembler support the popcntd instruction instead of a vsx
9000 instruction to enable power7 support.
9001 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
9002 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
9003 option to the assembler if -mcpu=native.
9004 (ASM_CPU_NATIVE_SPEC): Ditto.
9005 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
9007 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
9008 the lwsync instruction.
9009 (enum processor_type): Add PROCESSOR_POWER7.
9010 (rs6000_debug_reg): New -mdebug= options.
9011 (rs6000_debug_addr): Ditto.
9012 (rs6000_debug_cost): Ditto.
9013 (rs6000_isel): Delete.
9014 (enum rs6000_vector): New enum to say what vector unit we have.
9015 (VECTOR_UNIT_*): New macros to say which vector unit has
9016 arithmetic operations for a given type.
9017 (VECTOR_MEM_*): New macros to say which vector unit has memory
9018 operations for a given type.
9019 (TARGET_LDBRX): Whether the machine supports the ldbrx
9021 (TARGET_ISEL): Delete, -misel moved to be a mask.
9022 (TARGET_ISEL64): New macro for 64-bit isel support.
9023 (UNITS_PER_VSX_WORD): New macro.
9024 (POINTER_SIZE): Move to be an external variable, rather than
9025 calculating whether we are generating 32 ot 64-bit code.
9027 (STACK_BOUNDARY): Add VSX support.
9028 (LOCAL_ALIGNMENT): Ditto.
9029 (SLOW_UNALIGNED_ACCESS): Ditto.
9030 (VSX_REGNO_P): New macro for VSX support.
9031 (VFLOAT_REGNO_P): Ditto.
9032 (VINT_REGNO_P): Ditto.
9033 (VLOGICAL_REGNO_P): Ditto.
9034 (VSX_VECTOR_MODE): Ditto.
9035 (VSX_SCALAR_MODE): Ditto.
9037 (VSX_MOVE_MODE): Ditto.
9038 (VSX_REG_CLASS_P): Ditto.
9039 (HARD_REGNO_NREGS): Instead of calling a function, use an array
9041 (UNITS_PER_SIMD_WORD): Add VSX support.
9042 (MODES_TIEABLE_P): Ditto.
9043 (STARTING_FRAME_OFFSET): Ditto.
9044 (STACK_DYNAMIC_OFFSET): Ditto.
9045 (EPILOGUE_USES): Ditto.
9046 (REGNO_REG_CLASS): Move to array lookup.
9047 (CLASS_MAX_NREGS): Ditto.
9048 (rs6000_vector_reg_class): Add declaration.
9049 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
9050 overlap with the floating point and Altivec registers.
9052 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
9054 * config/rs6000/driver-rs6000.c (asm_names): New static array to
9055 give the appropriate asm switches if -mcpu=native.
9056 (host_detect_local_cpu): Add support for "asm".
9057 (host_detect_local_cpu): Follow GNU code guidelines for name.
9059 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
9060 -mbit-word to a variable instead of being a target mask.
9062 * config/rs6000/sync.md (lwsync): If the assembler supports it,
9063 emit the lwsync instruction instead of emitting the instruction as
9064 an integer constant.
9066 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
9067 fixuns_trundfsi2, move expander into rs6000.md.
9069 * config/rs6000/rs6000.md (cpu): Add power7.
9070 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
9071 (logical predicate patterns): Change the single instruction
9072 primitives that set CR0 to be fast_compare instead of compare.
9074 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
9075 (popcntddi2): Ditto.
9076 (popcount<mode>): Ditto.
9077 (floating multiply/add insns): Name the floating point
9079 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
9080 (isel_unsigned_<mode>): Ditto.
9081 (fixuns_trundfsi2): Move expander here from spe.md.
9082 (smindi3): Define if we have -misel on 64-bit systems.
9087 2009-06-23 Anatoly Sokolov <aesok@post.ru>
9089 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
9091 * config/avr/avr.c (avr_current_device): New variable.
9092 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
9093 (avr_arch, mcu_type_s): Move to avr.h.
9094 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
9095 default_data_section_start fields.
9096 (avr_arch): Moved from avr.c.
9097 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
9098 library_name fields.
9099 (avr_current_device, avr_mcu_types, avr_arch_types,
9100 avr_device_to_arch, avr_device_to_data_start,
9101 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
9102 (EXTRA_SPEC_FUNCTIONS): Define.
9103 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
9104 options mapping. Use device_to_arch and device_to_data_start insted.
9105 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
9106 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
9107 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
9108 * config/avr/driver-avr.c: New file.
9109 * config/avr/avr-devices.c: New file.
9111 2009-06-23 Jakub Jelinek <jakub@redhat.com>
9113 * var-tracking.c (unshare_variable): Force initialized to
9114 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
9115 (set_variable_part): Likewise.
9116 (struct variable_union_info): Remove pos_src field.
9117 (vui_vec, vui_allocated): New variables.
9118 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
9119 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
9120 == 1 use a simpler sorting algorithm. Compute pos field right
9121 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
9122 Avoid quadratic comparison if !flag_var_tracking_uninit.
9123 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
9124 unshare_variable unconditionally.
9125 (dataflow_set_different_2): Removed.
9126 (dataflow_set_different): Don't traverse second hash table.
9127 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
9128 unconditionally to var_reg_set or var_mem_set.
9129 (emit_notes_in_bb): Likewise.
9130 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
9132 (emit_note_insn_var_location): Don't set initialized to
9133 VAR_INIT_STATUS_INITIALIZED early.
9134 (vt_finalize): Free vui_vec if needed, clear vui_vec and
9136 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
9138 * tree-object-size.c (addr_object_size): Instead of checking
9139 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
9140 are no FIELD_DECLs following it.
9142 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
9144 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
9145 order to match bswaps with signed source operands.
9147 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9149 * sdbout.c (sdbout_one_type): Fix braces in switch.
9151 2009-06-23 Richard Guenther <rguenther@suse.de>
9153 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
9155 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
9156 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
9157 var_callused, callused_tree, var_storedanything, storedanything_tree,
9158 var_integer, integer_tree): Remove global variables.
9159 (new_var_info): Do not pass new id, append the new var to the
9160 global variable vector.
9161 (do_ds_constraint): Use is_global_var member of the variable-info.
9162 (new_scalar_tmp_constraint_exp): Adjust.
9163 (create_function_info_for): Likewise.
9164 (create_variable_info_for): Likewise.
9165 (find_what_var_points_to): Remove dead code.
9166 (init_base_vars): Simplify.
9167 (compute_points_to_sets): Adjust.
9169 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9171 * combine.c (try_combine): Dump information about the insns we're
9174 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9176 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
9177 check when calling force_to_mode on TRUNCATE's operand.
9179 2009-06-22 Ian Lance Taylor <iant@google.com>
9181 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
9183 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9185 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
9187 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9189 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
9190 override library linkage flags such as -static-libgcc or
9193 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9195 * config/m68k/m68k-devices.def: Add line for MCF5221x.
9197 2009-06-22 Ian Lance Taylor <iant@google.com>
9199 * config/linux.opt: Put mglibc ahead of muclibc.
9201 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
9202 for duplicate decls.
9204 2009-06-22 Matthias Klose <doko@ubuntu.com>
9206 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
9208 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9211 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
9212 instead of NULL if a parser error occurs.
9214 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9216 * dwarf2out.c (dwarf2_debug_hooks): Initialize
9217 non-DWARF2_DEBUGGING_INFO version.
9219 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
9221 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
9222 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
9224 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
9225 (LIBGCC2_TF_CEXT): Define.
9228 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9231 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
9233 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9235 * config/arm/arm.c (arm_override_options): Disable
9236 -mcaller-super-interworking and -mcallee-super-interworking.
9237 * doc/invoke.texi (ARM Options): Document this.
9239 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
9241 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
9242 * config/arm/constraints.md (j): New constraint for movw operands.
9243 (N): Remove thumb2 meaning.
9244 * config/arm/arm.md (*arm_movw): Delete.
9245 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
9246 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
9247 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
9249 2009-06-22 Martin Jambor <mjambor@suse.cz>
9251 PR tree-optimization/40492
9252 * tree-sra.c (sra_modify_assign): Pass zero offsets to
9253 build_ref_for_offset.
9255 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
9257 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
9258 JUMP_TABLE_DATA_P predicates where applicable.
9259 * auto-inc-dec.c: Ditto.
9260 * builtins.c: Ditto.
9261 * caller-save.c: Ditto.
9263 * cfgcleanup.c: Ditto.
9264 * cfglayout.c: Ditto.
9267 * combine-stack-adj.c: Ditto.
9273 * dwarf2asm.c: Ditto.
9274 * dwarf2out.c: Ditto.
9275 * emit-rtl.c: Ditto.
9281 * function.c: Ditto.
9284 * genpreds.c: Ditto.
9285 * genrecog.c: Ditto.
9287 * ira-costs.c: Ditto.
9288 * ira-lives.c: Ditto.
9291 * lower-subreg.c: Ditto.
9292 * modulo-sched.c: Ditto.
9294 * postreload.c: Ditto.
9295 * print-rtl.c: Ditto.
9304 * sched-vis.c: Ditto.
9306 * sel-sched-ir.c: Ditto.
9307 * simplify-rtx.c: Ditto.
9308 * targhooks.c: Ditto.
9309 * var-tracking.c: Ditto.
9310 * vmsdbgout.c: Ditto.
9312 2009-06-22 Matthias Klose <doko@ubuntu.com>
9314 * Makefile.in (install-plugin): Always use DESTDIR.
9316 2009-06-22 Olivier Hainque <hainque@adacore.com>
9318 * config/pa/pa.c (output_call): Don't optimize post call jumps
9319 into return address adjustments if the call may throw.
9321 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
9323 * arm.c (thumb1_output_casesi): New function.
9324 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
9325 optimizing for size or PIC.
9326 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
9327 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
9328 (casesi): Handle Thumb-1 when optimizing for size or PIC.
9329 (thumb1_casesi_internal_pic): New expand rule.
9330 (thumb1_casesi_dispatch): New pattern.
9331 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
9333 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
9334 in the text seciton when PIC or optimizing for size.
9335 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
9336 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
9337 preservation properties of code.
9338 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
9339 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
9340 (__gnu_thumb1_case_si): New function.
9341 * t-arm (LIB1ASMSRC): Define here.
9342 (LIB1ASMFUNCS): Add some common functions.
9343 * t-arm-elf (LIB1ASMSRC): Delete.
9344 (LIB1ASMFUNCS): Append to existing set.
9345 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9346 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9347 * t-symbian (LIB1ASMFUNCS): Likewise.
9348 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9349 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9351 2009-06-21 Richard Guenther <rguenther@suse.de>
9353 PR tree-optimization/38729
9354 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
9355 to loops with a single exit if -fno-expensive-optimizations.
9357 2009-06-21 Jakub Jelinek <jakub@redhat.com>
9359 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
9360 (dataflow_set): Change vars type from htab_t to shared_hash.
9361 (shared_hash_pool, empty_shared_hash): New variables.
9362 (vars_clear): Removed.
9363 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
9364 shared_hash_find_slot_unshare, shared_hash_find_slot,
9365 shared_hash_find_slot_noinsert, shared_hash_find): New
9367 (shared_hash_unshare, shared_hash_destroy): New functions.
9368 (unshare_variable): Unshare set->vars if shared, use
9370 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
9371 (get_init_value, find_src_set_src, dump_dataflow_set,
9372 clobber_variable_part, emit_notes_for_differences): Use
9374 (dataflow_set_init): Remove second argument, set vars to
9375 empty_shared_hash instead of creating a new htab.
9376 (dataflow_set_clear): Call shared_hash_destroy and set vars
9377 to empty_shared_hash instead of calling vars_clear.
9378 (dataflow_set_copy): Don't call vars_copy, instead just share
9379 the src htab with dst.
9380 (variable_union): Use shared_hash_*, use initially NO_INSERT
9381 lookup if set->vars is shared. Don't keep slot cleared before
9382 calling unshare_variable. Unshare set->vars if needed.
9383 Even ->refcount == 1 vars must be unshared if set->vars is shared
9384 and var needs to be modified.
9385 (variable_canonicalize): New function.
9386 (dataflow_set_union): If dst->vars is empty, just share src->vars
9387 with dst->vars and traverse with variable_canonicalize to canonicalize
9388 and unshare what is needed.
9389 (dataflow_set_different): If old_set and new_set use the same shared
9390 htab, they aren't different. If number of htab elements is different,
9391 htabs are different. Use shared_hash_*.
9392 (dataflow_set_destroy): Call shared_hash_destroy instead of
9394 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
9395 second argument to dataflow_set_init.
9396 (vt_initialize): Likewise. Initialize shared_hash_pool and
9397 empty_shared_hash, move bb in/out initialization afterwards.
9398 Use variable_htab_free instead of NULL as changed_variables del hook.
9399 (variable_was_changed): Change type of second argument to pointer to
9400 dataflow_set. When inserting var into changed_variables, bump
9401 refcount. Unshare set->vars if set is shared htab and slot needs to
9403 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
9404 lookup if set->vars is shared. Unshare set->vars if needed.
9405 Even ->refcount == 1 vars must be unshared if set->vars is shared
9406 and var needs to be modified. Adjust variable_was_changed caller.
9407 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
9408 vars must be unshared if set->vars is shared and var needs to be
9409 modified. Adjust variable_was_changed caller.
9410 (emit_note_insn_var_location): Don't pool_free var.
9411 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
9413 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
9414 free_alloc_pool on shared_hash_pool.
9416 2009-06-20 Anthony Green <green@moxielogic.com>
9418 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
9419 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
9421 2009-06-20 Richard Guenther <rguenther@suse.de>
9423 * tree-ssa-structalias.c (find_func_aliases): For memset use
9424 a constraint from NULL if we memset to zero.
9425 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
9426 we explicitly handle that do not read from memory.
9427 (call_may_clobber_ref_p_1): Properly handle builtins that may
9430 2009-06-20 Richard Guenther <rguenther@suse.de>
9432 PR tree-optimization/40495
9433 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
9434 (new_scalar_tmp_constraint_exp): New function.
9435 (process_constraint): Do not create temporary decls.
9436 (process_all_all_constraints): Likewise.
9437 (handle_const_call): Likewise.
9438 (create_function_info_for): Do not set decl.
9440 2009-06-19 Ian Lance Taylor <iant@google.com>
9442 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
9443 (rs6000_attribute_table): Make static; move before use.
9445 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
9447 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
9448 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
9449 Propagate the TREE_READONLY flag without overwriting it.
9450 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
9451 Propagate the TREE_READONLY flag onto the result.
9452 (process_call_operands): Move around. Use correct constant value.
9454 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9457 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
9458 * config/arm/arm.md: Likewise.
9460 2009-06-19 Ian Lance Taylor <iant@google.com>
9462 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
9463 to GIMPLE_ERROR_MARK.
9465 * c-typeck.c (build_conditional_expr): Add op1_original_type and
9466 op2_original_type parameters. Warn about using different enum types.
9467 * c-parser.c (c_parser_conditional_expression): Pass original
9468 types to build_conditional_expr.
9469 * c-tree.h (build_conditional_expr): Update declaration.
9471 2009-06-19 Ian Lance Taylor <iant@google.com>
9473 * config/i386/i386.c (ix86_function_specific_save): Test that
9474 fields match values, rather than testing the values are in a
9477 2009-06-19 Richard Guenther <rguenther@suse.de>
9479 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
9481 (ptr_derefs_may_alias_p): Likewise.
9482 (ptr_deref_may_alias_ref_p_1): New function.
9483 (ptr_deref_may_alias_ref_p): Likewise.
9484 (ref_maybe_used_by_call_p_1): Handle builtins that are not
9485 covered by looking at the ESCAPED solution.
9486 (call_may_clobber_ref_p_1): Likewise.
9487 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
9488 Handle NULL_TREE offset. Do not produce redundant constraints.
9489 (process_all_all_constraints): New helper function.
9490 (do_structure_copy): Use it.
9491 (handle_lhs_call): Likewise.
9492 (find_func_aliases): Handle some builtins with pointer arguments
9493 and/or return values explicitly.
9495 2009-06-19 Ian Lance Taylor <iant@google.com>
9497 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
9499 2009-06-19 Ian Lance Taylor <iant@google.com>
9501 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
9503 2009-06-19 Ian Lance Taylor <iant@google.com>
9505 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
9506 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
9509 * c-decl.c (finish_decl): If -Wc++-compat, warn about
9510 uninitialized const.
9512 2009-06-19 Ian Lance Taylor <iant@google.com>
9514 * dse.c (struct store_info): Rename bitmap field to bmap. Change
9517 * c-decl.c (in_struct, struct_types): Remove.
9518 (struct c_binding): Add in_struct field.
9519 (c_binding_ptr): Define type, along with VEC.
9520 (struct c_struct_parse_info): Define.
9521 (struct_parse_info): New static variable.
9522 (bind): Initialize in_struct field.
9523 (start_struct): Remove enclosing_in_struct and
9524 enclosing_struct_types parameters. Add
9525 enclosing_struct_parse_info parameter. Change all callers. Set
9526 struct_parse_info rather than in_struct and struct_types.
9527 (grokfield): If -Wc++-compat and there is a symbol binding for the
9528 field name, set the in_struct flag and push it on the
9529 struct_parse_info->fields vector.
9530 (warn_cxx_compat_finish_struct): New static function.
9531 (finish_struct): Remove enclosing_in_struct and
9532 enclosing_struct_types parameters. Add
9533 enclosing_struct_parse_info parameter. Change all callers. Don't
9534 set C_TYPE_DEFINED_IN_STRUCT here. Call
9535 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
9536 parameter. Only push on struct_types if warn_cxx_compat.
9537 (finish_enum): Only push on struct_types if warn_cxx_compat.
9538 (declspecs_add_type): Add loc parameter. Change all callers.
9539 Change all error calls to error_at. Pass loc, not input_location,
9540 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
9541 defined in a struct. If -Wc++-compat and parsing a struct, record
9542 that a typedef name was used.
9543 * c-parser.c (c_parser_declspecs): Get location to pass to
9545 (c_parser_struct_or_union_specifier): Update calls to start_struct
9547 * c-tree.h (struct c_struct_parse_info): Declare.
9548 (finish_struct, start_struct): Update declarations.
9549 (declspecs_add_type): Update declaration.
9551 2009-06-19 Ian Lance Taylor <iant@google.com>
9553 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
9554 variable with an anonymous type.
9556 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9558 * see.c: Remove for real.
9560 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9562 * optabs.h (enum optab_index): Add new OTI_significand.
9563 (significand_optab): Define corresponding macro.
9564 * optabs.c (init_optabs): Initialize significand_optab.
9565 * genopinit.c (optabs): Implement significand_optab using
9566 significand?f2 patterns.
9567 * builtins.c (expand_builtin_mathfn): Handle
9568 BUILT_IN_SIGNIFICAND{,F,L}.
9569 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
9570 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
9572 * config/i386/i386.md (significandxf2, significand<mode>2): New
9573 expanders to implement significandf, significand and significandl
9574 built-ins as inline x87 intrinsics.
9576 2009-06-18 Anatoly Sokolov <aesok@post.ru>
9578 * config/avr/avr.c (avr_override_options): Remove setting value of
9579 PARAM_INLINE_CALL_COST.
9581 2009-06-18 Richard Henderson <rth@redhat.com>
9584 * tree-pass.h (TDF_ASMNAME): New.
9585 * tree-dump.c (dump_options): Add asmname.
9586 * doc/invoke.texi: Document it.
9588 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
9589 (dump_decl_name): ...here.
9590 (dump_function_name): New flags arg; mind TDF_ASMNAME.
9591 (dump_generic_node): Update dump_function_name calls.
9592 (print_call_name): New flags arg; update all dump calls.
9593 * diagnostic.h (print_call_name): Update.
9594 * gimple-pretty-print.c (dump_gimple_call): Update.
9596 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
9599 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
9601 2009-06-18 Diego Novillo <dnovillo@google.com>
9603 * doc/plugins.texi: Document plugin_is_GPL_compatible.
9604 * plugin.c (str_license): Declare.
9605 (try_init_one_plugin): Assert that the symbol
9606 'plugin_is_GPL_compatible' exists.
9608 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
9611 * Makefile.in (OBJS-common): Remove see.o.
9613 * common.opt (fsee): Mark as preserved for backward compatibility.
9614 * opts.c (common_handle_option): Add OPT_fsee to the backward
9615 compatibility section.
9616 * passes.c (init_optimization_passes, pass_see): Remove pass.
9617 * timevar.def (TV_SEE): Remove.
9618 * tree-pass.h (pass_see): Remove declaration.
9619 * doc/invoke.texi (-fsee): Remove documentation.
9621 2009-06-18 Martin Jambor <mjambor@suse.cz>
9623 * tree-sra.c: Include statistics.h
9624 (sra_stats): New variable.
9625 (sra_initialize): Clear sra_stats.
9626 (create_access_replacement): Increment sra_stats.replacements.
9627 (get_access_replacement): Do not return twice.
9628 (analyze_all_variable_accesses): Increment statistics counter by the
9629 number of scalarized aggregates.
9630 (generate_subtree_copies): Increment sra_stats.subtree_copies.
9631 (sra_modify_expr): Increment sra_stats.exprs.
9632 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
9633 (sra_modify_assign): Increment sra_stats.exprs,
9634 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
9635 (perform_intra_sra): Update statistics counters.
9636 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
9638 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9640 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
9641 (arm_scalar_mode_supported_p): New function.
9643 2009-06-18 Paul Brook <paul@codesourcery.com>
9644 Sandra Loosemore <sandra@codesourcery.com>
9646 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
9647 (__extendhfsf2, __truncsfhf2): Define.
9648 * config/arm/fp16.c: New file.
9649 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9650 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9652 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9654 * doc/extend.texi (Half-Precision): New section.
9655 * doc/invoke.texi (Option Summary): List -mfp16-format.
9656 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
9657 * config/arm/arm.opt (mfp16-format=): New.
9658 * config/arm/arm.c: Include intl.h.
9659 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
9660 (TARGET_INVALID_RETURN_TYPE): Redefine.
9661 (TARGET_PROMOTED_TYPE): Redefine.
9662 (TARGET_CONVERT_TO_TYPE): Redefine.
9663 (arm_fp16_format): Define.
9664 (all_fpus): Add entry for neon-fp16.
9665 (fp_model_for_fpu): Likewise.
9666 (struct fp16_format): Declare.
9667 (all_fp16_formats): Define.
9668 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
9670 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
9672 (arm_legitimate_index_p): Treat HFmode like HImode.
9673 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
9674 (coproc_secondary_reload_class): Special-case HFmode.
9675 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
9676 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
9677 (arm_init_fp16_builtins): New.
9678 (arm_init_builtins): Call it.
9679 (arm_invalid_parameter_type): New.
9680 (arm_invalid_return_type): New.
9681 (arm_promoted_type): New.
9682 (arm_convert_to_type).
9683 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
9685 (arm_emit_fp16_const): New function.
9686 (arm_mangle_type): Mangle __fp16 as "Dh".
9687 * config/arm/arm.h (TARGET_VFPD32): Make it know about
9689 (TARGET_NEON_FP16): New.
9690 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
9691 (enum fputype): Add FPUTYPE_NEON_FP16.
9692 (enum arm_fp16_format_type): Declare.
9693 (arm_fp16_format): Declare.
9694 (LARGEST_EXPONENT_IS_NORMAL): Define.
9695 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
9696 * config/arm/arm-modes.def (HFmode): Define.
9697 * config/arm/vfp.md: (*movhf_vfp): New.
9700 * config/arm/arm.md: (fpu): Add neon_fp16.
9701 (floatsihf2, floatdihf2): New.
9702 (fix_trunchfsi2, fix_trunchfdi2): New.
9706 (*arm32_movhf): New.
9707 (*thumb1_movhf): New.
9708 (consttable_2): Add check for HFmode constants.
9709 (consttable_4): Handle HFmode constants.
9711 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
9713 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
9715 2009-06-17 Olivier Hainque <hainque@adacore.com>
9717 * collect2.c (main): Use CONST_CAST2 to perform char ** to
9718 const char ** conversion in AIX specific section.
9720 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
9722 * config/i386/i386.c (ix86_special_builtin_type): Remove
9723 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
9724 (bdesc_special_args): Updated.
9725 (ix86_init_mmx_sse_builtins): Likewise.
9726 (ix86_expand_special_args_builtin): Likewise.
9728 2009-06-17 Richard Henderson <rth@redhat.com>
9730 * tree-pretty-print.c (maybe_dump_asm_name): New.
9731 (dump_decl_name): Use it.
9732 (PRINT_FUNCTION_NAME): Merge into...
9733 (dump_function_name): ... here. Use maybe_dump_asm_name.
9735 2009-06-17 Cary Coutant <ccoutant@google.com>
9737 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
9739 * debug.c (struct gcc_debug_hooks): Change placeholder for
9741 (debug_nothing_int_charstar_int): Replaced by...
9742 (debug_nothing_int_charstar_int_bool): ...this.
9743 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
9744 source_line prototype.
9745 (debug_nothing_int_charstar_int): Replaced by...
9746 (debug_nothing_int_charstar_int_bool): ...this.
9747 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
9748 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
9749 Output is_stmt operand when necessary.
9750 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
9751 (notice_source_line): Add is_stmt parameter.
9752 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
9753 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
9755 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
9756 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
9758 2009-06-17 Ian Lance Taylor <iant@google.com>
9760 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
9762 (struct store_by_pieces_d): Rename from store_by_pieces. Change
9765 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
9767 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
9768 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
9769 tree_strip_sign_nop_conversions and
9770 tree_ssa_strip_useless_type_conversions rather than stripping
9771 the operations here.
9772 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
9774 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
9775 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
9776 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
9777 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
9780 2009-06-17 Michael Eager <eager@eagercon.com>
9782 * config/rs6000/constraints.md (register_constraint "d"): New.
9783 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
9784 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
9785 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
9786 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
9787 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
9788 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
9789 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
9790 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
9791 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
9792 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
9794 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
9795 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
9796 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
9797 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
9798 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
9799 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
9800 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
9801 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
9802 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
9803 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
9804 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
9805 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
9806 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
9807 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
9809 2009-06-16 Ian Lance Taylor <iant@google.com>
9811 * profile.c (total_num_never_executed): Don't define.
9812 (compute_branch_probabilities): Don't count or print
9814 (init_branch_prob): Don't set total_num_never_executed.
9815 (end_branch_prob): Don't print total_num_never_executed.
9817 2009-06-17 David Daney <ddaney@caviumnetworks.com>
9819 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
9821 2009-06-17 David Edelsohn <edelsohn@gnu.org>
9823 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
9824 (nabstd2_fpr): Same.
9826 2009-06-17 Steve Ellcey <sje@cup.hp.com>
9828 * expr.c (expand_assignment): Change complex type check.
9830 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
9832 * doc/plugins.texi (Building GCC plugins): Added new section.
9834 2009-06-17 Ian Lance Taylor <iant@google.com>
9836 * c-pch.c (get_ident): Don't set size of templ array.
9837 (pch_init): Don't set size of partial_pch array.
9839 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
9840 string constant to intialize an array whose size is the length of
9843 2009-06-17 Richard Guenther <rguenther@suse.de>
9845 PR tree-optimization/40389
9846 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
9847 to addressable types.
9848 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
9850 2009-06-17 Richard Guenther <rguenther@suse.de>
9853 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
9854 if there is no evolution of left in the loop bail out.
9855 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
9856 chrec_fold_multiply.
9858 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
9859 Janis Johnson <janis187@us.ibm.com>
9862 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
9863 for the symbol ref of a constant that is the source of a move
9864 - nor for any other not-obvious-label-ref constants.
9866 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
9868 * plugin.c (position_pass): Skip newly inserted pass during list
9869 traversal to avoid repeated insertion.
9871 2009-06-16 Ian Lance Taylor <iant@google.com>
9873 * vec.h (VEC_stack_alloc): Define different version if
9874 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
9875 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
9876 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
9877 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9879 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
9881 * config.gcc (extra_headers): Add ia32intrin.h for x86.
9883 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
9884 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
9885 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
9886 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
9887 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
9888 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
9889 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
9890 (bdesc_special_args): Add __builtin_ia32_rdtsc and
9891 __builtin_ia32_rdtscp.
9892 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
9893 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
9894 and __builtin_ia32_rorhi.
9895 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
9896 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
9897 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
9898 (ix86_expand_args_builtin): Likewise.
9899 (ix86_expand_special_args_builtin): Likewise.
9901 * config/i386/i386.md (UNSPECV_RDTSCP): New.
9902 (UNSPECV_RDTSC): Likewise.
9903 (UNSPECV_RDPMC): Likewise.
9904 (*bsr): Renamed to ...
9906 (*bsr_rex64): Renamed to ...
9910 (*rdpmc_rex64): Likewise.
9913 (*rdtsc_rex64): Likewise.
9915 (*rdtscp): Likewise.
9916 (*rdtscp_rex64): Likewise.
9918 * config/i386/ia32intrin.h: New.
9920 * config/i386/x86intrin.h: Include <ia32intrin.h>.
9922 2009-06-16 Ian Lance Taylor <iant@google.com>
9924 * ira-build.c (copy_info_to_removed_store_destinations):
9925 Initialize parent_a.
9927 2009-06-16 Ian Lance Taylor <iant@google.com>
9929 * c-decl.c (grokdeclarator): Change size_varies to bool.
9931 2009-06-16 Ian Lance Taylor <iant@google.com>
9933 * sel-sched.c: Make forward declarations of move_op_hooks and
9934 fur_hooks explicitly extern.
9936 2009-06-16 Ian Lance Taylor <iant@google.com>
9938 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
9939 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
9941 2009-06-16 Ian Lance Taylor <iant@google.com>
9943 * resource.c (mark_referenced_resources): Change
9944 include_delayed_effects parameter to bool. Change all callers.
9945 (mark_end_of_function_resources): Likewise.
9946 * reorg.c (insn_references_resource_p): Likewise.
9947 (insn_sets_resource_p): Likewise.
9948 * resource.h (mark_referenced_resources): Update declaration.
9949 (mark_end_of_function_resources): Update declaration.
9951 2009-06-16 David Edelsohn <edelsohn@gnu.org>
9953 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
9955 2009-06-16 David Edelsohn <edelsohn@gnu.org>
9957 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
9958 GCC can bootstrap on AIX with GNU Binutils 2.20.
9960 2009-06-16 Ian Lance Taylor <iant@google.com>
9962 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
9964 2009-06-16 Ian Lance Taylor <iant@google.com>
9966 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
9967 inline, not extern inline.
9968 (exact_log2): Likewise.
9969 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
9971 (exact_log2): Likewise, but don't test CTZ_HWI.
9973 2009-06-16 Ian Lance Taylor <iant@google.com>
9975 * bitmap.c (bitmap_clear): Don't declare as inline.
9976 * gimple.c (gimplify_assign): Likewise.
9977 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
9978 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
9979 (sched_scan_info): Remove duplicate definition.
9981 2009-06-16 Ian Lance Taylor <iant@google.com>
9983 * c-common.c (skip_evaluation): Don't define.
9984 (c_inhibit_evaluation_warnings): Define global variable.
9985 (overflow_warning): Check c_inhibit_evaluation_warnings rather
9986 than skip_evaluation.
9987 (convert_and_check, warn_for_div_by_zero): Likewise.
9988 * c-common.h (skip_evaluation): Don't declare.
9989 (c_inhibit_evaluation_warnings): Declare.
9990 * c-parser.c (c_parser_typeof_specifier): Set
9991 c_inhibit_evaluation_warnings rather than skip_evaluation.
9992 (c_parser_conditional_expression): Likewise.
9993 (c_parser_binary_expression): Likewise.
9994 (c_parser_sizeof_expression): Likewise.
9995 (c_parser_alignof_expression): Likewise.
9996 * c-typeck.c (build_indirect_ref): Check
9997 c_inhibit_evaluation_warnings rather than skip_evaluation.
9998 (build_conditional_expr, build_binary_op): Likewise.
10000 2009-06-16 Richard Guenther <rguenther@suse.de>
10002 * tree-ssa-alias.c (is_escape_site): Remove.
10003 * tree-ssa-alias.h (enum escape_type): Remove.
10004 (is_escape_site): Likewise.
10005 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
10006 via casts and asms without deferring to is_escape_site.
10008 2009-06-16 Jakub Jelinek <jakub@redhat.com>
10010 PR middle-end/40446
10011 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
10012 use gen_lowpart if op0 has complex mode.
10014 2009-06-16 Richard Guenther <rguenther@suse.de>
10016 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
10017 variables add them to ESCAPED.
10018 (find_func_aliases): Do not make all indirectly stored values escaped.
10020 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
10022 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
10023 make_decl_one_only.
10025 2009-06-16 Martin Jambor <mjambor@suse.cz>
10027 PR tree-optimization/40432
10028 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
10029 check whether we need to force gimple register operand.
10031 2009-06-16 Martin Jambor <mjambor@suse.cz>
10033 PR tree-optimization/40413
10034 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
10035 build_ref_for_offset.
10036 (propagate_subacesses_accross_link): Fix a typo in a comment.
10038 2009-06-16 Ira Rosen <irar@il.ibm.com>
10040 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10041 with additional parameter.
10042 * tree-vectorizer.h (enum vect_def_type): Add new value
10044 (enum vect_relevant): Add comments.
10045 (vect_is_simple_reduction): Add new argument.
10046 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
10047 Detect nested cycles.
10048 (vect_is_simple_reduction): Update documentation, add an argument to
10049 distinguish inner-loop reduction from nested cycle, detect nested
10050 cycles, fix printings and indentation, don't swap operands in case
10052 (get_initial_def_for_reduction): Handle subtraction.
10053 (vect_create_epilog_for_reduction): Add new argument to specify
10054 reduction variable.
10055 (vect_finalize_reduction): Handle subtraction, fix comments.
10056 (vectorizable_reduction): Handle nested cycles. In case of nested
10057 cycle keep track of the reduction variable position. Call
10058 vect_is_simple_reduction with additional parameter. Use original
10059 statement code in reduction epilogue for nested cycle. Call
10060 vect_create_epilog_for_reduction with additional parameter.
10061 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
10062 inner-loop vectorization.
10063 (vect_recog_widen_sum_pattern): Likewise.
10064 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
10066 (vect_mark_stmts_to_be_vectorized): Likewise.
10067 (vect_get_vec_def_for_operand): Handle nested cycles.
10069 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10071 * doc/invoke.texi (Debugging Options): Fix option index entries
10072 for -fdump-statistics, -frandom-seed add entries for
10073 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
10074 (FRV Options): Fix entries for -mTLS, -mtls.
10075 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
10076 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
10077 (M68hc1x Options): Fix @itemx for -mnominmax.
10078 (MCore Options): Fix entry for -mno-lsim.
10079 (MMIX Options): Fix entry for -mabi=mmixware.
10080 (PDP-11 Options): Fix entry for -mbcopy-builtin.
10082 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
10084 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
10085 Mention the plugin mode of gengtype.
10086 * doc/gty.texi (Source Files Containing Type Information): Likewise.
10087 * gengtype.c: Updated copyright.
10088 (plugin_files, nb_plugin_files) Added new static variables.
10089 (measure_input_list) Care about plugin_files.
10090 (write_rtx_next): Added early return in plugin mode.
10091 (create_file): Updated copyright year in generated file. Added
10093 (oprintf): Added early return if NULL outf.
10094 (get_output_file_with_visibility): Care of plugin_files.
10095 (get_output_file_name): May return null.
10096 (write_local): Added early return.
10097 (put_mangled_filename): Ditto.
10098 (finish_root_table): Added check for base_files.
10099 (write_roots): Care about null when plugins.
10100 (main): Added plugin mode.
10102 2009-06-15 Ian Lance Taylor <iant@google.com>
10104 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
10105 * gcov.c (read_count_file): Add braces around variables declared
10108 * c.opt (Wjump-misses-init): New warning.
10109 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
10110 -Wall and -Wc++-compat if not already set.
10111 (c_common_post_options): Clear warn_jump_misses_init if it was not
10113 * c-decl.c (struct c_binding): Change type field to a union with
10114 new label field. Make it the first field in the struct. Update
10115 references to type to use u.type instead.
10116 (struct c_spot_bindings): Define.
10117 (struct c_goto_bindings): Define.
10118 (c_goto_bindings_p): Define, along with VECs.
10119 (struct c_label_vars): Define.
10120 (struct c_scope): Add has_label_bindings field.
10121 (bind_label, set_spot_bindings): New static functions.
10122 (decl_jump_unsafe, update_spot_bindings): New static functions.
10123 (update_label_decls): New static function.
10124 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
10125 Update binding u.label field to shadowed field.
10126 (c_binding_start_stmt_expr): New function.
10127 (c_binding_end_stmt_expr): New function.
10128 (pushdecl): Don't call c_begin_vm_scope.
10129 (make_label): Add defining and p_label_vars parameters. Change
10131 (lookup_label): Correct test for whether a label has not yet been
10132 defined. Call bind_label rather than bind.
10133 (warn_about_goto): New static function.
10134 (lookup_label_for_goto): New function.
10135 (declare_label): Call bind_label rather than bind.
10136 (check_earlier_gotos): New static function.
10137 (define_label): Don't give errors about jumping into statement
10138 expressions or scopes of variably modified types. Call
10139 set_spot_bindings and check_earlier_gotos. Call bind_label
10140 instead of bind. Don't set label_context_stack_se or
10141 label_context_stack_vm.
10142 (c_get_switch_bindings): New function.
10143 (c_release_switch_bindings): New function.
10144 (c_check_switch_jump_warnings): New function.
10145 (start_function): Don't set label_context_stack_se or
10146 label_context_stack_vm.
10147 (finish_function): Likewise.
10148 * c-typeck.c (label_context_stack_se): Don't define.
10149 (label_context_stack_vm): Don't define.
10150 (c_finish_goto_label): Call lookup_label_for_goto rather than
10151 lookup_label. Don't give errors about jumping into a statement
10152 expression or the scope of a variably modified type. Don't set
10153 label_context_stack_se or label_context_stack_vm.
10154 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
10155 fields. Add bindings field.
10156 (c_start_case): Don't set deleted fields. Set bindings field.
10157 (do_case): Rework order of tests. Don't check blocked_stmt_expr
10158 or blocked_vm. Call c_check_switch_jump_warnings.
10159 (c_finish_case): Don't test blocked_stmt_expr field. Call
10160 c_release_switch_bindings.
10161 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
10162 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10163 set label_context_stack_se. Call c_bindings_start_stmt_expr.
10164 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
10165 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10166 set label_context_stack_se. Call c_bindings_end_stmt_expr.
10167 (c_begin_vm_scope, c_end_vm_scope): Don't define.
10168 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
10169 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
10170 (C_DECL_UNJUMPABLE_VM): Don't define.
10171 (C_DECL_UNDEFINABLE_VM): Don't define.
10172 (struct c_label_list): Don't define.
10173 (struct c_label_context_se): Don't define.
10174 (struct c_label_context_vm): Don't define.
10175 (struct c_spot_bindings): Declare.
10176 (c_bindings_start_stmt_expr): Declare.
10177 (c_bindings_end_stmt_expr): Declare.
10178 (lookup_label_for_goto): Declare.
10179 (c_get_switch_bindings, c_release_switch_bindings): Declare.
10180 (c_check_switch_jump_warnings): Declare.
10181 (label_context_stack_se, label_context_stack_vm): Don't declare.
10182 (c_finish_goto_label): Update declaration.
10183 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
10184 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
10185 (Warning Options): Document -Wjump-misses-init.
10187 2009-06-15 Jakub Jelinek <jakub@redhat.com>
10189 * tree-object-size.c (addr_object_size): Fix a pasto in the last
10192 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10194 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10196 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10198 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
10200 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10202 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
10204 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10206 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
10207 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
10208 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
10209 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
10210 * dwarf2asm.c (dw2_force_const_mem): Update call to
10211 make_decl_one_only.
10212 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
10213 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
10214 * langhooks.c (lhd_comdat_group): Remove.
10215 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
10216 * tree.h (DECL_COMDAT_GROUP): New.
10217 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
10218 (tree_decl_with_vis): Add comdat_group. Remove one_only.
10219 (make_decl_one_only): Change signature.
10220 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
10221 make_decl_one_only.
10222 (make_decl_one_only): Change signature.
10223 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
10225 2009-06-15 Richard Guenther <rguenther@suse.de>
10227 PR middle-end/40439
10228 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
10230 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10232 * tree-ssa-math-opts.c: Remove extra divide.
10234 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10236 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
10238 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10240 * passes.c: Add bswap pass.
10241 * tree-pass.h: Add pass_optimize_bswap declaration.
10242 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
10243 Include rtl.h, expr.h and optabs.h for optab_handler check.
10244 (struct symbolic_number, pass_optimize_bswap): New definition.
10245 (do_shift_rotate, verify_symbolic_number_p): New functions.
10246 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
10247 (gate_optimize_bswap): New function.
10248 * tree.c (widest_int_cst_value): New function.
10249 * tree.h (widest_int_cst_value): Prototype added.
10251 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
10253 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
10254 REG_EQUAL/REG_EQUIV notes.
10256 2009-06-14 Richard Guenther <rguenther@suse.de>
10258 PR middle-end/40389
10259 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
10260 has its address taken if NRV was applied and it is addressable.
10261 * tree-ssa-structalias.c (get_constraint_for_address_of): New
10262 function split out from ...
10263 (get_constraint_for_1): ... here.
10264 (handle_rhs_call): Use it to mark the return slot escaped if
10265 it is addressable and NRV was applied.
10267 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10269 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
10270 Change first argument type to location_t.
10271 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
10272 Do not set input_location.
10273 Use loc instead of input_location throughout.
10275 2009-06-13 Richard Guenther <rguenther@suse.de>
10277 PR tree-optimization/40421
10278 * tree-predcom.c (should_unroll_loop_p): Remove.
10279 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
10281 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10283 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10284 Add location argument.
10286 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10288 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
10290 * config/s390/s390.c (s390_build_builtin_va_list): Same.
10291 (s390_gimplify_va_arg): Pass location to create_artificial_label.
10292 * config/spu/spu-protos.h: Add location to
10293 spu_resolve_overloaded_builtin.
10294 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
10295 spu_build_builtin_va_list.
10296 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
10297 argument. Pass location to build_function_call_vec.
10298 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
10300 (emit_fpu_switch): Same.
10301 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
10302 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
10303 to build_decl and create_artificial_label.
10304 (xtensa_gimplify_va_arg_expr): Same.
10305 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
10306 (xstormy16_gimplify_va_arg_expr): Same.
10307 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
10308 * config/arm/arm.c (arm_build_builtin_va_list): Same.
10309 * config/mips/mips.c (mips_build_builtin_va_list): Same.
10310 (mips16_build_function_stub): Same.
10311 (mips16_build_call_stub): Same.
10313 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
10316 * arm/constraints.md (Pa, Pb): New constraints.
10317 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
10318 split pattern to deal with them.
10320 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
10322 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
10323 fix index entry for -Xpreprocessor.
10325 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10327 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10328 Add location argument to build_decl call.
10329 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
10330 (rs6000_init_builtins): Same.
10331 (spe_init_builtins): Same.
10332 (rs6000_gimplify_va_arg): Add location argument to
10333 create_artificial_label call.
10335 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
10337 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
10338 * combine-stack-adj.c (pass_stack_adjustments): Use it.
10339 * Makefile.in: Fix GGC dependency for gcse.o.
10341 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10343 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
10344 * gimple-pretty-print.c (dump_gimple_stmt): Same.
10345 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
10347 * c-parser.c (c_parser_binary_expression): Use current column while
10348 building binary operations.
10349 * common.opt (fshow-column): Enable by default.
10350 * tree-vrp.c (check_array_ref): Use warning_at.
10351 (check_array_bounds): Use location from call back if expr has no
10353 * tree.h: Add location argument to maybe_fold_*.
10354 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
10355 (maybe_fold_offset_to_array_ref): Add location argument and use it.
10356 (maybe_fold_offset_to_component_ref): Same.
10357 (maybe_fold_offset_to_reference): Same.
10358 (maybe_fold_offset_to_address): Same.
10359 (maybe_fold_stmt_indirect): Same.
10360 (maybe_fold_stmt_addition): Same.
10361 (fold_stmt_r): Pass location to maybe_fold_*.
10362 (fold_gimple_assign): Same.
10363 * c-tree.h: Add location argument to finish_decl,
10364 default_function_array_conversion, store_init_value.
10365 * c-decl.c (define_label): Use error_at.
10366 (c_make_fname_decl): Pass location to finish_decl.
10367 (finish_decl): New location argument.
10368 (build_compound_literal): Pass location to store_init_value.
10369 (grokdeclarator): Pass location to finish_decl.
10371 * c-typeck.c (array_to_pointer_conversion): New location argument.
10372 (function_to_pointer_conversion): Same.
10373 (default_function_array_conversion): Same.
10374 (parser_build_unary_op): Pass location to overflow_warning.
10375 (parser_build_binary_op): Same. Use warning_at.
10376 (build_unary_op): Pass location to array_to_pointer_conversion.
10377 (build_c_cast): Pass location to digest_init.
10378 (build_modify_expr): New location argument.
10379 (convert_for_assignment): Same.
10380 (store_init_value): Same.
10381 (digest_init): Same.
10382 (output_init_element): Pass location to digest_init and
10383 array_to_pointer_conversion.
10384 (c_finish_return): Pass location to convert_for_assignment.
10385 * gimplify.c (gimplify_conversion): Pass location to
10386 maybe_fold_offset_to_address.
10387 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
10388 to maybe_fold_stmt_addition.
10389 * c-omp.c (c_finish_omp_atomic): Pass new location to
10391 (c_finish_omp_for): Same.
10392 * c-common.c (overflow_warning): New argument.
10393 * c-common.h: New argument to build_modify_expr, overflow_warning.
10394 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
10396 (c_parser_initializer): Pass location to
10397 default_function_array_conversion.
10398 (c_parser_initelt): Same.
10399 (c_parser_initval): Same.
10400 (c_parser_asm_operands): Same.
10401 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
10402 (c_parser_conditional_expression): Same.
10403 (c_parser_binary_expression): Add location info to stack. Use it.
10404 (c_parser_unary_expression): Pass location to
10405 default_function_array_conversion, parser_build_unary_op,
10406 build_indirect_ref, c_parser_postfix_expression_after_primary.
10407 (c_parser_postfix_expression_after_primary): New location argument.
10409 (c_parser_expression_conv): Pass location to
10410 default_function_array_conversion.
10411 (c_parser_expr_list): Same.
10412 (c_parser_omp_atomic): Same.
10413 (c_parser_omp_for_loop): Same.
10414 * c-tree.h: (struct c_declarator): Add comment to id_loc.
10415 (build_array_declarator): New argument.
10416 * c-decl.c (build_array_declarator): Add location argument.
10417 (grokdeclarator): Set id_loc for cdk_array.
10418 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
10419 build_array_declarator.
10420 * tree.c (build_omp_clause): Add location argument.
10421 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
10422 (OMP_CLAUSE_LOCATION): New macro.
10423 (struct tree_omp_clause): Add location field.
10424 (build_omp_clause): Add argument.
10425 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
10426 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
10428 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
10429 (cp_parser_omp_clause_collapse): Same.
10430 (cp_parser_omp_clause_default): Same.
10431 (cp_parser_omp_clause_if): Same.
10432 (cp_parser_omp_clause_nowait): Same.
10433 (cp_parser_omp_clause_num_threads): Same.
10434 (cp_parser_omp_clause_ordered): Same.
10435 (cp_parser_omp_clause_schedule): Same.
10436 (cp_parser_omp_clause_untied): Same.
10437 (cp_parser_omp_for_loop): Same.
10438 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10439 * c-tree.h (c_start_case): Add location argument.
10440 (c_process_expr_stmt): Same.
10441 (c_finish_goto_*): Same.
10442 * tree-parloops.c (initialize_reductions): Pass location to
10444 (create_parallel_loop): Same.
10445 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
10446 (gfc_trans_omp_reduction_list): Same.
10447 (gfc_trans_omp_clauses): Same.
10448 (gfc_trans_omp_do): Same.
10449 * c-typeck.c (c_finish_goto_label): Same.
10450 (c_finish_goto_ptr): New location argument.
10451 (c_start_case): Same.
10452 (emit_side_effect_warnings): Same.
10453 (c_process_expr_stmt): Same.
10454 (c_finish_stmt_expr): Same.
10455 (c_finish_omp_clauses): Use error_at instead of error.
10456 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
10458 * c-omp.c (c_split_parallel_clauses): New location argument.
10459 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
10460 to build_omp_clause.
10461 (convert_local_reference_stmt): Same.
10462 (convert_gimple_call): Same.
10463 * c-common.h (c_split_parallel_clauses): New argument.
10464 * c-parser.c (c_parser_statement_after_labels): Pass location to
10465 c_finish_goto_label.
10466 (c_parser_switch_statement): Pass location to c_start_case.
10467 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
10468 and c_process_expr_stmt.
10469 (c_parser_omp_variable_list): Add location argument.
10470 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
10471 (c_parser_omp_clause_default): Same.
10472 (c_parser_omp_clause_if): Same.
10473 (c_parser_omp_clause_num_threads): Same.
10474 (-c_parser_omp_clause_ordered): Same.
10475 (c_parser_omp_clause_reduction): Pass location to
10476 c_parser_omp_variable_list.
10477 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
10478 (c_parser_omp_clause_untied): Same.
10479 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
10480 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10482 * c-tree.h (check_for_loop_decls, undeclared_variable,
10483 build_component_ref, build_array_ref, build_external_ref,
10484 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
10485 build_conditional_expr, build_compound_expr, c_cast_expr,
10486 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
10487 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
10489 * c-semantics.c (build_stmt): Same.
10490 (build_case_label): Same.
10491 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
10492 (undeclared_variable): New argument.
10493 (make_label): Same.
10494 (lookup_label): Pass location on down.
10495 (define_label): Same.
10496 (finish_decl): Same.
10497 (build_compound_literal): Same.
10498 (finish_struct): Same.
10499 (finish_function): Do not set location here.
10500 (check_for_loop_decls): New argument.
10501 * tree.c (save_expr): Set location.
10502 (build_empty_stmt): New argument.
10503 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
10504 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
10505 * builtins.c (gimplify_va_arg_expr): Use locations.
10506 (expand_builtin_sync_operation): Same.
10507 * c-typeck.c (build_component_ref): New argument.
10508 (build_array_ref): Same.
10509 (build_external_ref): Same.
10510 (c_expr_sizeof_expr): Same.
10511 (c_expr_sizeof_type): Same.
10512 (parser_build_unary_op): Same.
10513 (build_conditional_expr): Same.
10514 (build_compound_expr): Pass location on down.
10515 (build_compound_expr): New argument.
10516 (build_c_cast): Same.
10517 (c_cast_expr): Same.
10518 (build_asm_expr): Same.
10519 (c_finish_return): Same.
10520 (c_process_expr_stmt): Pass location on down.
10521 (c_finish_stmt_expr): New argument.
10522 (push_clenaup): Same.
10523 (c_finish_omp_parallel): Same.
10524 (c_finish_omp_task): Same.
10525 * gimplify.c (gimplify_call_expr): Pass location on down.
10526 * c-omp.c (c_finish_omp_master): New argument.
10527 (c_finish_omp_critical): Same.
10528 (c_finish_omp_ordered): Same.
10529 (c_finish_omp_barrier): Same.
10530 (-c_finish_omp_taskwait): Same.
10531 (c_finish_omp_atomic): Same.
10532 (c_finish_omp_flush): Same.
10533 * tree-inline.c (copy_tree_body_r): Pass location on down.
10534 (inline_forbidden_p): Remove use of input_location.
10535 * c-gimplify.c (c_build_bind_expr): New argument.
10536 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
10537 (c_sizeof_or_alignof_type): New argument.
10538 (c_alignof_expr): Same.
10539 (build_va_arg): Same.
10540 (c_add_case_label): Same.
10541 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
10542 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
10543 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
10544 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
10545 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
10546 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
10548 * stub-objc.c (objc_build_selector_expr): Same.
10549 (objc_build_throw_stmt): Same.
10550 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
10551 (c_parser_initelt): Same.
10552 (c_parser_compound_statement): Same.
10553 (c_parser_compound_statement_nostart): Same.
10554 (c_parser_label): Same.
10555 (c_parser_statement_after_labels): Same.
10556 (c_parser_if_body): Same.
10557 (c_parser_else_body): Same.
10558 (c_parser_if_statement): Same.
10559 (c_parser_switch_statement): Same.
10560 (c_parser_while_statement): Same.
10561 (c_parser_do_statement): Same.
10562 (c_parser_for_statement): Same.
10563 (c_parser_asm_statement): Same.
10564 (c_parser_conditional_expression): Same.
10565 (c_parser_binary_expression): Same.
10566 (c_parser_cast_expression): Same.
10567 (c_parser_unary_expression): Same.
10568 (c_parser_sizeof_expression): Same.
10569 (c_parser_alignof_expression): Same.
10570 (c_parser_postfix_expression): Same.
10571 (c_parser_expression): Same.
10572 (c_parser_objc_receiver): Same.
10573 (c_parser_omp_variable_list): Same.
10574 (c_parser_omp_structured_block): Same.
10575 (c_parser_omp_atomic): New argument.
10576 (c_parser_omp_barrier): Same.
10577 (c_parser_omp_critical): Same.
10578 (c_parser_omp_flush): Pass location on down.
10579 (c_parser_omp_for_loop): New argument.
10580 (c_parser_omp_for): Same.
10581 (c_parser_omp_master): Same.
10582 (c_parser_omp_ordered): Same.
10583 (c_parser_omp_sections_scope): Same.
10584 (c_parser_omp_sections): Same.
10585 (c_parser_omp_parallel): Same.
10586 (c_parser_omp_single): Same.
10587 (c_parser_omp_task): Same.
10588 (c_parser_omp_taskwait): Pass location on down.
10589 (c_parser_omp_construct): Same.
10590 (c_parser_omp_threadprivate): Same.
10591 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
10592 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
10593 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
10594 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
10595 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
10596 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
10597 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
10598 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
10599 config/i386/i386.c, stmt.c:
10600 Add location argument to the following function definitions and/or
10601 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
10602 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
10603 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
10604 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
10605 do_case, c_finish_bc_stmt, build_compound_literal,
10606 build_function_call.
10607 * c-decl.c (build_compound_literal): Add location argument.
10608 Make all diagnostic calls use location.
10609 (start_struct): Same.
10610 (finish_struct): Same.
10611 (start_enum): Same.
10612 (build_enumerator): Same.
10613 (start_function): Same.
10614 (grokdeclarator): Make all diagnostic calls use location.
10615 (store_parm_decls_oldstyle): Same.
10616 * c-typeck.c (build_function_call): Add location argument.
10617 Make all diagnostic calls use location.
10619 (c_finish_bc_stmt): Same.
10620 * tree-nested.c (get_trampoline_type): Add argument.
10621 Pass location to build_decl.
10622 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
10623 * rtl.h (RTL_LOCATION): New.
10624 * c-common.c (c_add_case_label): Add location argument.
10625 Make all diagnostic calls use location.
10626 * c-common.h: Add location argument to make_fname_decl, do_case,
10627 c_add_case_label, build_function_call, resolve_overloaded_builtin.
10628 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
10629 Set it appropriately for every case. Pass enum_loc to start_enum
10630 call. Pass value_loc first to build_enumerator. Pass enum_loc to
10632 (c_parser_struct_or_union_specifier): Save location. Use it for
10633 start_struct, finish_struct, and parser_xref_tag.
10635 2009-06-12 Ian Lance Taylor <iant@google.com>
10637 * fold-const.c (fold_unary): Rename local variable and to and_expr.
10639 * c-opts.c (c_common_handle_option): For -Wc++-compat set
10640 cpp_opts->warn_cxx_operator_names.
10642 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10645 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
10646 is returns NULL and OP is a VCE, look through the VCE.
10648 2009-06-12 Ian Lance Taylor <iant@google.com>
10651 * collect2.c (main): Use CONST_CAST2 in code inside #if
10652 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
10654 2009-06-12 Joey Ye <joey.ye@intel.com>
10656 PR middle-end/39146
10657 * cfgexpand.c (get_decl_align_unit): Update
10658 max_used_stack_slot_alignment with align instead of
10659 stack_alignment_needed.
10661 * function.c (assign_stack_local_1): Update
10662 max_used_stack_slot_alignment with alignment_in_bits instead
10663 of stack_alignment_needed.
10664 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
10667 2009-06-12 Jakub Jelinek <jakub@redhat.com>
10669 * dwarf2out.c (last_var_location_insn): New variable.
10670 (dwarf2out_end_epilogue): Clear last_var_location_insn.
10671 (dwarf2out_var_location): Don't record anything after last real
10672 insn. Only change labels if there were any real instructions
10673 in between last note and this one, or if changed sections.
10675 2009-06-11 Richard Henderson <rth@redhat.com>
10677 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
10678 note when storing the frame pointer in a register.
10679 (FRP): Don't redefine to nothing for epilogue.
10680 (alpha_expand_epilogue): Mark register and sp restores.
10681 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
10683 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
10684 when gen_lowpart is needed.
10686 2009-06-11 Richard Henderson <rth@redhat.com>
10688 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
10690 * dwarf2out.c (need_data_align_sf_opcode): New.
10691 (div_data_align): Move earlier.
10692 (def_cfa_1, reg_save): Use it.
10694 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
10696 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
10697 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
10698 (ix86_handle_option): Handle OPT_mcrc32.
10699 (ix86_target_string): Add -mcrc32.
10700 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
10702 * config/i386/i386.h (TARGET_CRC32): New.
10704 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
10705 (sse4_2_crc32di): Likewise.
10707 * config/i386/i386.opt (mcrc32): New.
10709 * doc/invoke.texi: Document -mcrc32.
10711 2009-06-11 Richard Henderson <rth@redhat.com>
10713 * common.opt (gdwarf-): Accept a version number.
10714 * doc/invoke.texi (gdwarf-): Update docs.
10715 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
10716 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
10717 version level, and record it.
10719 * dwarf2.h (DW_CIE_VERSION): Remove.
10720 * dwarf2out.c (DWARF_VERSION): Remove.
10721 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
10722 (output_call_frame_info): Use CIE version 3 for dwarf3,
10723 or if the return register column is out of range for version 1.
10724 (dwarf_stack_op_name): Add all dwarf3 values.
10725 (DEBUG_PUBTYPES_SECTION): New.
10726 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
10727 encoding change for dwarf3.
10728 (output_die) [dw_val_class_die_ref]: Likewise.
10729 (output_compilation_unit_header): Emit correct version for dwarf3.
10730 (output_line_info): Likewise.
10731 (output_pubnames): Update for DWARF_VERSION removal.
10732 (output_aranges): Likewise.
10733 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
10734 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
10735 (dwarf2out_finish): Likewise.
10737 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10739 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
10742 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10745 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
10746 * builtins.c (expand_builtin_unreachable): New function.
10747 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
10748 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
10749 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
10751 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
10752 searching for missing barriers.
10754 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10756 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
10757 when -fprofile-generate* was passed.
10758 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
10760 2009-06-11 Anthony Green <green@moxielogic.com>
10762 * config/moxie/moxie.md: Define length attribute for all instructions.
10764 (*b<cond:code>): Support limited branch ranges for new PC-relative
10765 branch instructions.
10766 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
10768 2009-06-11 Jakub Jelinek <jakub@redhat.com>
10770 * config/i386/i386.c (min_insn_size): Use get_attr_length
10771 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
10772 For __asm return 0.
10774 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
10775 instead of emit_insn_before.
10777 2009-06-10 Ian Lance Taylor <iant@google.com>
10780 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
10783 2009-06-10 Revital Eres <eres@il.ibm.com>
10785 * passes.c (init_optimization_passes): Reschedule
10786 predictive-commoning pass before complete unroll pass.
10788 2009-06-10 Martin Jambor <mjambor@suse.cz>
10790 * cgraph.c (cgraph_node_can_be_local_p): New function.
10791 (cgraph_make_node_local): New function.
10792 * cgraph.h (cgraph_node_can_be_local_p): Declare.
10793 (cgraph_make_node_local): Declare.
10795 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
10797 * tree.h (tree_base): Add packed_flag and user_align fields.
10798 Decrease size of spare field.
10799 (TYPE_USER_ALIGN): Use user_align from tree_base.
10800 (DECL_USER_ALIGN): Likewise.
10801 (TYPE_PACKED): Use packed_flag from tree_base.
10802 (DECL_PACKED): Likewise.
10803 (tree_type): Delete packed_flag and user_align fields. Widen
10804 precision field. Widen mode field and shuffle fields to align
10805 mode on an 8-bit boundary.
10806 (tree_decl_common): Delete decl_flag_1 and user_align fields.
10807 Renumber decl_flag_* fields. Fix comments. Widen
10808 decl_common_unused field.
10809 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
10810 (DECL_EXTERNAL): Likewise.
10811 (DECL_BIT_FIELD): Likewise.
10812 (DECL_NONADDRESSABLE_P): Likewise.
10813 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
10814 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
10816 2009-06-10 Ian Lance Taylor <iant@google.com>
10818 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
10819 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
10820 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
10821 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
10822 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
10823 DEF_VEC_ALLOC_FUNC_P.
10824 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
10825 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
10826 DEF_VEC_ALLOC_FUNC_O.
10827 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
10828 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
10829 DEF_VEC_ALLOC_FUNC_I.
10830 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
10831 (vec_stack_p_reserve_exact_1): Declare.
10832 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
10833 (vec_stack_free): Declare.
10834 (VEC_stack_alloc): Define.
10835 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
10836 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
10837 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
10838 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
10840 (stack_vecs): New static variable.
10841 (vec_stack_p_reserve_exact_1): New function.
10842 (vec_stack_o_reserve_1): New static function.
10843 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
10844 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
10845 (vec_stack_free): New function.
10846 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
10847 (VEC_df_ref_stack_alloc): Define.
10848 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
10849 DEF_VEC_ALLOC_P_STACK.
10850 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
10851 (struct df_collection_rec): Change _vec fields to VEC. Remove
10853 (df_free_collection_rec): Adjust for new fields.
10854 (df_insn_rescan): Use new df_collection_rec fields.
10855 (df_notes_rescan, df_canonize_collection_rec): Likewise.
10856 (df_ref_create_structure, df_ref_record): Likewise.
10857 (df_get_conditional_uses, df_get_call_refs): Likewise.
10858 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
10859 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
10860 (df_record_exit_block_uses, df_bb_verify): Likewise.
10861 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
10862 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
10863 Remove count parameter. Change return type to void. Change all
10865 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
10866 Remove count parameter. Change return type to void. Change all
10868 (df_install_refs): Change old_vec parameter to VEC. Remove count
10869 parameter. Change all callers.
10870 (df_install_mws): Change old_vec parameter to VEC. Remove count
10871 parameter. Change all callers.
10872 (df_refs_verify): Change new_rec parameter to VEC. Change call
10874 (df_mws_verify): Likewise.
10876 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
10878 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
10880 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
10882 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
10884 2009-06-10 Anthony Green <green@moxielogic.com>
10886 * config/moxie/crti.asm: New file.
10887 * config/moxie/crtn.asm: New file.
10888 * config/moxie/moxie.c: New file.
10889 * config/moxie/moxie.h: New file.
10890 * config/moxie/sfp-machine.h: New file.
10891 * config/moxie/moxie-protos.h: New file.
10892 * config/moxie/t-moxie: Created.
10893 * config/moxie/t-moxie-softfp: Created.
10894 * config/moxie/moxie.md: Created.
10895 * config/moxie/constraints.md: Created.
10896 * config.gcc: Add moxie support.
10897 * doc/md.texi (Machine Constraints): Add moxie constraints.
10898 * doc/contrib.texi (Contributors): Mention moxie port.
10899 * doc/install.texi (Specific): Mention the moxie port.
10901 2009-06-09 Ian Lance Taylor <iant@google.com>
10903 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
10904 compiling with C++.
10905 * optabs.c (optab_table): Only use designated initializers if
10906 HAVE_DESIGNATED_INITIALIZERS is defined.
10907 (convert_optab_table): Likewise.
10908 (init_optabs): Always call init_insn_codes if
10909 HAVE_DESIGNATED_INITIALIZERS is not defined.
10911 2009-06-09 Ian Lance Taylor <iant@google.com>
10913 * targhooks.c (default_builtin_vectorized_function): Change fn
10914 parameter to unsigned int.
10915 (default_builtin_vectorized_conversion): Change code parameter to
10917 (default_builtin_reciprocal): Change fn parameter to unsigned int.
10918 * targhooks.h: Update declarations.
10919 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
10920 parameter to unsigned int.
10922 * c-typeck.c (comptypes_check_enum_int): New static function.
10923 (comptypes_internal): Add enum_and_int_p parameter. Change all
10925 (comp_target_types): Add location parameter. Change all callers.
10926 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
10927 Change all callers.
10928 (function_types_compatible_p, type_lists_compatible_p): Likewise.
10929 (build_conditional_expr): Add colon_loc parameter. Change all
10931 (convert_for_assignment): Add location parameter. Change all callers.
10932 * c-parser.c (c_parser_conditional_expression): Pass location of
10933 colon to build_conditional_expr.
10934 * c-tree.h (build_conditional_expr): Update declaration.
10936 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
10938 * graphite.c: Revert previous patch.
10940 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
10943 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
10945 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
10947 * tree-ssa-loop-prefetch.c
10948 (loop_prefetch_arrays): Fixed a portability problem in printf format
10951 2009-06-09 Martin Jambor <mjambor@suse.cz>
10953 PR tree-optimization/40351
10954 * tree-sra.c (propagate_subacesses_accross_link): Check that a
10955 refrence to a potential artifical subaccess can be constructed.
10957 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
10959 * config/sh/sh-protos.h (sh_optimization_options): Declare.
10960 (sh_override_options): Likewise.
10961 * config/sh/sh.c: Include params.h.
10962 (sh_optimization_options): New.
10963 (sh_override_options): Likewise.
10964 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
10965 (OVERRIDE_OPTIONS): Use sh_override_options.
10967 2009-06-08 Jakub Jelinek <jakub@redhat.com>
10969 * dwarf2out.c (emit_cfa_remember): New variable.
10970 (add_fde_cfi): If emit_cfa_remember, recurse to add
10971 DW_CFA_remember_state first.
10972 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
10973 instead just set emit_cfa_remember.
10975 2009-06-08 Jan Hubicka <jh@suse.cz>
10978 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
10980 2009-06-08 Jan Hubicka <jh@suse.cz>
10982 PR middle-end/39834
10983 * cgraphunit.c (save_inline_function_body): Do not copy transform
10984 hooks for saved inline bodies.
10985 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
10986 for given function.
10988 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
10990 * jump.c (returnjump_p): Handle delayed branches. Add missing
10993 2009-06-08 Jan Hubicka <jh@suse.cz>
10995 PR middle-end/40102
10996 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
10997 original node might've been modified.
10998 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
11000 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11002 * tree-object-size.c (addr_object_size): Add OSI argument.
11003 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
11004 (compute_builtin_object_size, expr_object_size): Adjust callers.
11005 (plus_stmt_object_size): Call addr_object_size instead of
11006 compute_builtin_object_size.
11008 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
11009 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11011 * tree-ssa-loop-prefetch.c
11012 (gather_memory_references): Introduced a counter for the number of
11014 (anything_to_prefetch_p): Introduced a counter for the number of
11016 (is_loop_prefetching_profitable): New function with a cost model
11018 (loop_prefetch_arrays): Use the new cost model to determine if
11019 prefetching is profitable.
11020 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
11021 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11022 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
11023 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11024 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
11025 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11027 2009-06-08 Michael Matz <matz@suse.de>
11030 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
11031 partitions use the same.
11032 (expand_one_var): Deal with DECL_RTL sometimes begin set also
11033 for basevars of SSA_NAMEs.
11034 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
11035 to not expand them twice.
11036 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
11039 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
11041 * common.opt (fcompare-debug=, fcompare-debug-second): New.
11042 (fdump-final-insns=, gtoggle): New.
11043 * doc/invoke.texi: Document them.
11044 * final.c (rest_of_clean_state): Dump final insn stream.
11045 * gcc.c (invoke_as): Hook in -fcompare-debug.
11046 (static_spec_functions): Add compare-debug-dump-opt,
11047 compare-debug-self-opt and compare-debug-auxbase-opt.
11048 (compare_debug, compare_debug_second, compare_debug_opt): New.
11049 (switches_debug_check, n_switches_debug_check): New.
11050 (debug_auxbase_opt, debug_check_temp_file): New.
11051 (process_command): Handle -fno-compare-debug, -fcompare-debug and
11053 (do_self_spec): Handle arguments after switches.
11054 (do_spec_1): Add .gk extension to temp file basenames for compare.
11055 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
11056 (cc1_options): Use it instead of normal auxbase computation for
11057 the second compare-debug compilation.
11058 (compare_files): New.
11059 (main): Set up and implement compare debug mode.
11060 (compare_debug_dump_opt_spec_function): New.
11061 (compare_debug_self_opt_spec_function): New.
11062 (compare_debug_auxbase_opt_spec_function): New.
11063 * toplev.c (process_options): Handle flag_gtoggle,
11064 flag_dump_final_insns.
11065 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
11066 during -fcompare-debug-second compilation.
11068 2009-06-07 Ian Lance Taylor <iant@google.com>
11070 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
11071 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
11073 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
11074 with no default node. Change warning with %H to warning_at.
11075 Don't clear warn_switch around case checking.
11076 * doc/invoke.texi (Warning Options): Clarify distinction between
11077 -Wswitch and -Wswitch-enum.
11079 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11081 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
11083 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11085 * gbl-ctors.h: Add header guard.
11087 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11089 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
11090 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
11091 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
11092 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
11093 prototypes for removed functions.
11094 (expressions_equal_p): Move to ...
11095 * tree-ssa-sccvn.h: ... here and ...
11096 * matrix-reorg.c: ... adjust includes.
11098 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11100 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
11102 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11104 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
11105 (finish_function): Remove erroneous whitespace.
11107 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11109 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
11110 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
11112 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11114 * errors.c (internal_error): Commentary typo fix.
11115 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
11116 * tree-ssa-pre.c: Ditto.
11118 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11120 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
11121 them is supposed to hold actual statements.
11123 2009-06-06 Ian Lance Taylor <iant@google.com>
11125 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
11126 empty statements can now have attributes.
11128 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
11130 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
11131 * config/mips/mips.md: Ditto.
11133 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11135 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
11137 (__eabi_uconvert): Likewise.
11139 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11141 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
11142 CFI_* definitions with IN_GCC.
11144 2009-06-05 David Edelsohn <edelsohn@gnu.org>
11146 * xcoffout.h (xcoffout_source_line): Update prototype.
11148 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11150 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
11151 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
11153 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11155 PR middle-end/40340
11156 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
11157 inlined_function_outer_scope_p blocks for artificial inlines
11159 * tree.c (tree_nonartificial_location): Rewrite using
11160 block_nonartificial_location.
11162 2009-06-05 Revital Eres <eres@il.ibm.com>
11163 Leehod Baruch <leehod@il.ibm.com>
11165 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
11166 (expand_expr_real_1): Remove comment.
11167 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11168 Vectorize misaligned access when the target supports it.
11169 (vect_supportable_dr_alignment): Check for unaligned access support.
11170 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
11173 2009-06-05 Julian Brown <julian@codesourcery.com>
11175 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
11176 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
11178 2009-06-05 Richard Guenther <rguenther@suse.de>
11181 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
11182 as possibly unused.
11184 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11186 * config/s390/s390.c (global_not_special_regno_p): New static inline.
11187 (save_gprs): Don't tell unwinder when a global register is saved.
11188 (s390_emit_epilogue): Emit needed epilogue unwind info.
11190 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11192 * dwarf2out.c (deferred_asm_name): New.
11193 (add_name_and_src_coords_attributes): Defer creation of
11194 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
11196 (move_linkage_attr): New.
11197 (dwarf2out_finish): Revisit deferrals and emit attributes at the
11200 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11202 * tree-nested.c (finalize_nesting_tree_1): Declare the
11203 frame_decl in the binding tree.
11205 2009-06-04 Cary Coutant <ccoutant@google.com>
11207 * basic-block.h (struct basic_block_def): Add discriminator field.
11208 * dbxout.c (dbxout_source_line): Add new parameter. Change all
11210 * debug.c (do_nothing_debug_hooks): Add additional entry.
11211 (debug_nothing_int_charstar_int): New function.
11212 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
11213 (debug_nothing_int_charstar_int): New declaration.
11214 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
11215 discriminator value in .loc directive.
11216 * final.c (last_discriminator): New variable.
11217 (discriminator): New variable.
11218 (final_start_function): Initialize above variables, pass current
11219 discriminator to debug hook.
11220 (notice_source_line): Check for discriminator change.
11221 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
11222 * sdbout.c (sdbout_source_line): New parameter.
11223 * tree-cfg.c (struct locus_discrim_map): New structure type.
11224 (discriminator_per_locus): New hash table.
11225 (build_gimple_cfg): Allocate and free discriminator hash table.
11226 (make_edges): Call assign_discriminator.
11227 (locus_map_hash): New function.
11228 (locus_map_eq): New function.
11229 (next_discriminator_for_locus): New function.
11230 (same_line_p): New function.
11231 (assign_discriminator): New function.
11232 (make_cond_expr_edges): Call assign_discriminator.
11233 (make_gimple_switch_edges): Likewise.
11234 (first_non_label_stmt): New function.
11235 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
11237 * xcoffout.c (xcoffout_source_line): Add new parameter.
11239 * configure.ac (gcc_cv_as_discriminator): New configury check for
11240 gas support for discriminator.
11241 * configure: Regenerate.
11242 * config.in: Regenerate.
11244 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11246 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
11247 val after checking for integers.
11249 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
11251 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
11253 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
11254 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
11255 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
11256 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
11257 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
11258 X64_SSE_REGPARM_MAX.
11259 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
11260 X64_SSE_REGPARM_MAX.
11262 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11264 * gcc.c (report_times_to_file): New.
11265 (execute): Implement it.
11266 (process_command): Support -time=.
11267 * doc/invoke.texi: Document it.
11269 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11271 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
11272 that have value exprs.
11274 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11276 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
11277 declarations for constants until...
11278 (dw2_output_indirect_constant_1): ... this point.
11280 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
11283 * arm.md (arm_addsi3): Don't try to split an add with an
11284 eliminable register until after reload has completed.
11286 2009-06-03 Ian Lance Taylor <iant@google.com>
11288 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
11289 * genattrtab.c (write_length_unit_log): Likewise.
11290 * genchecksum.c (dosum): Likewise.
11291 * gengtype.c (write_rtx_next): Likewise.
11292 (finish_root_table, write_roots): Likewise.
11293 * gimple.c (gimple_ops_offset_): Likewise.
11294 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
11295 * config/arc/arc.c (arc_attribute_table): Likewise.
11296 * config/arm/arm.c (arm_attribute_table): Likewise.
11297 * config/avr/avr.c (avr_attribute_table): Likewise.
11298 * config/crx/crx.c (crx_attribute_table): Likewise.
11299 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
11300 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
11301 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
11302 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
11303 * config/sh/sh.c (sh_attribute_table): Likewise.
11304 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
11305 * config/spu/spu.c (spu_attribute_table): Likewise.
11306 * config/v850/v850.c (v850_attribute_table): Likewise.
11308 * config/alpha/alpha.c (vms_attribute_table): Make static.
11309 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
11310 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
11311 * config/mips/mips.c (mips_attribute_table): Likewise.
11313 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
11315 (cc1-checksum.o): Likewise.
11317 2009-06-03 Steve Ellcey <sje@cup.hp.com>
11319 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
11321 2009-06-03 Jakub Jelinek <jakub@redhat.com>
11323 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
11324 insn if it is changing sp. Use gen_add3_insn instead of
11325 conditionally gen_addsi3 and gen_adddi3.
11326 (offset_below_red_zone_p): New static inline function.
11327 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
11328 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
11329 * config/rs6000/ppc-asm.h: Include auto-host.h.
11330 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
11331 CFI_RESTORE): Define.
11332 * config/rs6000/crtresxgpr.asm: Add unwind info.
11333 * config/rs6000/crtresxfpr.asm: Likewise.
11334 * config/rs6000/crtresgpr.asm: Likewise.
11335 * config/rs6000/crtresfpr.asm: Likewise.
11336 * config/rs6000/crtsavgpr.asm: Likewise.
11337 * config/rs6000/crtsavfpr.asm: Likewise.
11339 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
11340 argument of DWARF2_FRAME_REG_OUT macros.
11342 2009-06-03 Julian Brown <julian@codesourcery.com>
11344 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
11345 words or less (including TImode) in core registers.
11347 2009-06-03 Richard Guenther <rguenther@suse.de>
11349 PR middle-end/40328
11350 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
11352 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
11354 * statistics.c (statistics_counter_event): Do not record event
11355 in pass dump if its number == -1.
11356 (curr_statistics_hash): Add assert that we never get passes
11357 with static number == -1.
11359 2009-06-03 Richard Guenther <rguenther@suse.de>
11360 Andrey Belevantsev <abel@ispras.ru>
11362 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
11363 non-BLKmode arrays addressable.
11365 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
11367 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
11368 * config/m68k/m68k.h: ... here.
11369 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
11372 2009-06-03 Martin Jambor <mjambor@suse.cz>
11374 PR tree-optimization/40323
11375 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
11378 2009-06-03 Richard Guenther <rguenther@suse.de>
11380 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11383 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
11385 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
11386 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
11387 JUMP_TABLE_DATA_P where applicable.
11388 * config/sh/sh.c: Ditto.
11389 * config/sh/sh.h: Ditto.
11390 * config/sh/sh.md: Ditto.
11391 * config/sh/symbian.c: Ditto.
11393 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
11395 * config/i386/driver-i386.c (describe_cache): Optimize
11396 concatenation of strings. Use snprintf instead of sprintf.
11397 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
11398 target when not compiling with GCC.
11400 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
11402 * config/sh/sh.c: Revert last change.
11403 (sh_expand_epilogue): Emit a blockage insn before the frame
11404 pointer adjustment unconditionally.
11406 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11408 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
11409 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
11410 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
11411 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
11412 to COLLECT_GCC_OPTIONS.
11414 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11416 * collect2.c (target_system_root): New variable.
11417 (main): Handle --sysroot=.
11418 (ignore_library): Strip the sysroot from the library path.
11420 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11422 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
11423 (collect2.o): Depend on collect2-aix.h.
11424 (collect2-aix.o): New rule.
11425 * collect2-aix.h: New file.
11426 * collect2-aix.c: Likewise.
11427 * collect2.c: Include collect2-aix.h. Don't undefine
11428 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
11429 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
11430 Use TARGET_AIX_VERSION instead of _AIX51.
11431 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
11432 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
11433 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
11434 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
11435 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
11437 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11439 * collect2.c (ignore_library): Avoid premature post-increment
11440 and null deference.
11442 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11444 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
11445 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
11446 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
11447 CROSS_DIRECTORY_STRUCTURE too.
11448 (LINK_LIBG_SPEC): Likewise.
11449 (LIB_SPEC): Add %R to sysroot paths.
11450 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
11451 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
11452 * config/rs6000/aix51.h: As for aix43.h.
11453 * config/rs6000/aix52.h: Likewise.
11454 * config/rs6000/aix53.h: Likewise.
11455 * config/rs6000/aix61.h: Likewise.
11456 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
11457 to the beginning of sysroot paths.
11459 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11461 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
11462 INSN_LISTs that are out of the REG_NOTE range.
11464 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11466 * loop-unroll.c (struct iv_to_split): Add pointer to next.
11467 (struct var_to_expand): Likewise.
11468 (struct opt_info): Add head and tail for linked lists of the above.
11469 (analyze_insn_to_expand_var): Initialize next.
11470 (analyze_iv_to_split_insn): Likewise.
11471 (analyze_insns_in_loop): Create linked lists.
11472 (allocate_basic_variable): Simplify for use without hash table.
11473 (insert_var_expansion_initialization): Likewise, make it type-safer.
11474 (combine_var_copies_in_loop_exit): Likewise.
11475 (apply_opt_in_copies): Walk lists rather than hash tables.
11476 (release_var_copies): Simplified and inlined by hand into...
11477 (free_opt_info): ... this function.
11479 2009-06-02 Richard Guenther <rguenther@suse.de>
11481 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11484 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11486 * cfgexpand.c (gimple_expand_cfg): Discard the source location
11487 only for builtins that are not overridden.
11489 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11491 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
11494 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11496 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
11498 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11500 * combine.c (move_deaths): Compare LUIDs within the same BB only.
11502 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11504 * common.opt (fdump-unnumbered-links): New.
11505 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
11506 * print-rtl.c (flag_dump_unnumbered_links): New.
11507 (print_rtx): Test it.
11509 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
11511 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
11512 push/pop multiple to 8-byte alignment.
11514 2009-06-01 Jakub Jelinek <jakub@redhat.com>
11516 * config/i386/i386.c (queued_cfa_restores): New static variable.
11517 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
11519 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
11520 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
11521 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
11522 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
11523 note unconditionally.
11524 (ix86_emit_restore_regs_using_mov): Likewise.
11525 (ix86_emit_restore_sse_regs_using_mov): Likewise.
11526 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
11527 it through to ix86_emit_restore_reg_using_pop.
11528 (ix86_emit_leave): Add RED_OFFSET argument. Call
11529 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
11530 instead of adding REG_CFA_OFFSET note unconditionally.
11531 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
11532 the above functions. Call ix86_add_queued_cfa_restore_notes when
11535 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
11536 force output of the label even for dwarf2out_do_cfi_asm.
11537 (add_fde_cfi): If -g2 and above and cfi might change CFA,
11538 force creation of CFI label and chain DW_CFA_set_loc jumping to it
11539 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
11541 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
11542 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
11543 dwarf2out_cfi_label callers.
11544 * tree.h (dwarf2out_cfi_label): Adjust prototype.
11545 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
11546 Adjust dwarf2out_cfi_label callers.
11547 * config/vax/vax.c (vax_output_function_prologue): Likewise.
11549 * config/i386/i386.h (struct machine_cfa_state,
11550 struct machine_function): Guard with ifndef USED_FOR_TARGET
11551 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
11554 * emutls.c (__emutls_get_address): Change arr->size to mean number
11555 of allocated arr->data entries instead of # of slots + 1.
11557 PR middle-end/40316
11558 * recog.c (peep2_reinit_state): New function.
11559 (peephole2_init_state): Use it at the end of a basic block and also
11560 when seeing a RTX_FRAME_RELATED_P insn.
11562 2009-06-01 Steve Ellcey <sje@cup.hp.com>
11564 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
11565 fixuns_truncrfdi2): New.
11566 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
11567 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
11568 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
11569 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
11570 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
11571 *recip_approx): Remove.
11572 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
11573 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
11574 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
11576 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
11579 2009-06-01 Ian Lance Taylor <iant@google.com>
11581 * attribs.c (register_attribute): Use CONST_CAST.
11582 * collect2.c (main): Use CONST_CAST2.
11583 (scan_prog_file): Likewise.
11584 * gcc.c (process_command, main): Likewise.
11585 * toplev.c (toplev_main): Likewise.
11587 * c-typeck.c (handle_warn_cast_qual): New static function,
11588 partially broken out of build_c_cast.
11589 (build_c_cast): Call handle_warn_cast_qual.
11590 * doc/invoke.texi (Warning Options): Document new effect of
11593 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
11595 * diagnostic.c (diagnostic_build_prefix): Always print columns.
11596 (diagnostic_report_current_module): Print columns.
11597 * common.opt (flag_show_column): Enable by default.
11599 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
11601 * alias.c (find_base_term): Check for NULL term before returning.
11603 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11605 Revert due to PR40320:
11606 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11607 * calls.c (emit_library_call_value_1): Don't force_operand for move
11610 2009-06-01 Olivier Hainque <hainque@adacore.com>
11611 Eric Botcazou <ebotcazou@adacore.com>
11613 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
11614 to be processed as a bitfield for constructor output purposes.
11615 * output.h (initializer_constant_valid_for_bitfield_p): Declare
11617 * varasm.c (oc_local_state): New type, output_constructor
11618 local state to support communication with helpers.
11619 (oc_outer_state): New type, output_constructor outer state of
11620 relevance in recursive calls.
11621 (output_constructor_array_range): New output_constructor helper,
11622 extracted code for an array range element.
11623 (output_constructor_regular_field): New output_constructor helper,
11624 extracted code for an element that is not a bitfield.
11625 (output_constructor_bitfield): New output_constructor helper,
11626 extracted code for a bitfield element. Accept an OUTER state
11627 argument for recursive processing. Recurse on record or array
11628 CONSTRUCTOR values, possibly past noop conversions.
11629 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
11630 VALUE is a valid constant-valued expression for use in a static
11631 bit-field initializer.
11632 (output_constructor): Rework to use helpers. Accept and honor an
11633 OUTER state argument for recursive calls. Return total size. Be
11634 prepared for nested constructors initializing bitfields.
11635 (output_constant): Feed OUTER in calls to output_constructor.
11637 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11639 * calls.c (emit_library_call_value_1): Don't force_operand for move
11642 2009-06-01 Nick Clifton <nickc@redhat.com>
11644 * doc/invoke.texi (IA-64 Options): Fix typo.
11646 2009-06-01 Ira Rosen <irar@il.ibm.com>
11648 PR tree-optimization/39129
11649 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
11651 (vect_do_peeling_for_loop_bound): Use
11652 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11653 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11654 (vect_loop_versioning): Likewise.
11655 (vect_create_cond_for_alias_checks): Fix indentation.
11656 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
11658 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
11659 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
11660 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
11661 "control flow in loop".
11662 (vect_estimate_min_profitable_iters): Use
11663 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11664 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11665 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11666 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
11667 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
11668 statement belongs to a group of strided accesses with the exact code
11670 (vectorizable_load): Likewise.
11671 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
11672 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11674 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
11676 * config/freebsd-stdint.h: New file.
11677 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
11678 Add freebsd-stdint.h to tm_file.
11680 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
11682 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
11683 (thumb2_extendhidi2): Likewise.
11685 2009-05-31 Ian Lance Taylor <iant@google.com>
11687 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
11689 2009-05-31 Ian Lance Taylor <iant@google.com>
11691 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
11692 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
11693 (ipa-reference.o): Depend upon gt-ipa-reference.h.
11695 2009-05-31 Jason Merrill <jason@redhat.com>
11697 * tree-pretty-print.c (print_call_name): Take the callee, not the
11698 call itself. Make non-static. Use dump_function_name for functions.
11699 (dump_generic_node): Adjust.
11700 * diagnostic.h: Declare print_call_name.
11701 * gimple-pretty-print.c (dump_gimple_call): Use it.
11703 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11705 * config/sh/sh.md (ashldi3_std): New define_expand.
11708 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11711 * config/sh/sh.c: Include debug.h.
11712 (sh_expand_epilogue): Emit a blockage insn before the frame
11713 pointer adjustment also when dwarf2out_do_frame returns true.
11715 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
11717 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
11718 (thumb2_extendqidi2): New pattern.
11720 2009-05-31 Ira Rosen <irar@il.ibm.com>
11722 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
11723 mark phis for renaming.
11724 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
11725 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
11726 Call mark_sym_for_renaming.
11727 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
11728 * tree-vect-loop.c (vect_transform_loop): Remove
11729 vect_memsyms_to_rename initialization and a call to
11730 mark_set_for_renaming.
11732 2009-05-31 Jakub Jelinek <jakub@redhat.com>
11734 PR middle-end/40304
11735 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
11736 frame related even if !set_cfa && style < 0.
11738 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
11740 * config/i386/mingw-tls.c: New file.
11741 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
11742 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
11743 defining _WIN32 but not __CYGWIN__.
11745 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11747 * configure.ac: Add MPC support.
11749 * config.in, configure: Regenerate.
11751 2009-05-29 Richard Henderson <rth@redhat.com>
11753 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
11754 NOTE_INSN_BASIC_BLOCK.
11755 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
11756 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
11757 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
11759 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
11761 (add_cfi): Disable check redefining cfa away from drap.
11762 (lookup_cfa_1): Add remember argument; handle remember/restore.
11763 (lookup_cfa): Pass remember argument.
11764 (cfa_remember): New.
11765 (compute_barrier_args_size_1): Remove sibcall check.
11766 (dwarf2out_frame_debug_def_cfa): New.
11767 (dwarf2out_frame_debug_adjust_cfa): New.
11768 (dwarf2out_frame_debug_cfa_offset): New.
11769 (dwarf2out_frame_debug_cfa_register): New.
11770 (dwarf2out_frame_debug_cfa_restore): New.
11771 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
11772 (dwarf2out_begin_epilogue): New.
11773 (dwarf2out_frame_debug_restore_state): New.
11774 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
11775 DW_CFA_restore_state.
11776 (output_cfi_directive): Likewise.
11777 (convert_cfa_to_fb_loc_list): Likewise.
11778 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
11779 * dwarf2out.h: Update.
11780 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
11781 (copy_insn_1): Early out for null.
11782 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
11783 and dwarf2out_frame_debug_restore_state.
11784 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
11785 (prologue_insn_hash, epilogue_insn_hash): New.
11786 (free_after_compilation): Adjust freeing accordingly.
11787 (record_insns): Create hash table if needed; push insns into
11788 hash instead of array.
11789 (maybe_copy_epilogue_insn): New.
11790 (contains): Search hash table instead of array.
11791 (sibcall_epilogue_contains): Remove.
11792 (thread_prologue_and_epilogue_insns): Split eh_return insns
11793 and mark them as epilogues.
11794 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
11795 scanning in terms of basic blocks.
11796 * insn-notes.def (CFA_RESTORE_STATE): New.
11797 * jump.c (returnjump_p_1): Accept EH_RETURN.
11798 (eh_returnjump_p_1, eh_returnjump_p): New.
11799 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
11800 CFA_REGISTER, CFA_RESTORE): New.
11801 * rtl.def (EH_RETURN): New.
11802 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
11804 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
11805 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
11807 * config/i386/i386.c (gen_push): Update cfa state.
11808 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
11809 add a CFA_ADJUST_CFA note.
11810 (ix86_dwarf_handle_frame_unspec): Remove.
11811 (ix86_expand_prologue): Update cfa state.
11812 (ix86_emit_restore_reg_using_pop): New.
11813 (ix86_emit_restore_regs_using_pop): New.
11814 (ix86_emit_leave): New.
11815 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
11816 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
11817 * config/i386/i386.h (struct machine_cfa_state): New.
11818 (ix86_cfa_state): New.
11819 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
11820 (eh_return_internal): Merge from eh_return_<mode>,
11821 use eh_return rtx, split w/ epilogue.
11823 2009-05-29 Ian Lance Taylor <iant@google.com>
11825 * builtins.c (validate_gimple_arglist): Don't use va_arg with
11827 * calls.c (emit_library_call_value_1): Likewise.
11829 * c-typeck.c (c_build_va_arg): New function.
11830 * c-tree.h (c_build_va_arg): Declare.
11831 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
11832 instead of build_va_arg.
11834 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
11836 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
11837 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
11838 (ptr_difference_cost): Use affine combinations to compute it.
11839 (difference_cost): Likewise.
11840 (get_computation_cost_at): Compute more accurate cost for addresses
11841 if the ratio is a multiplier allowed in addresses.
11842 For non-addresses, consider that an additional offset or symbol is
11845 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11847 * config/i386/i386.c (ix86_decompose_address): Avoid useless
11848 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
11850 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
11851 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
11852 (prefix_rex): For UNIT_MMX don't imply the prefix by default
11854 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
11855 to 1 for TYPE_SSE{IADD1,CVT1}.
11856 (prefix_vex_imm8): Removed.
11857 (length_vex): Only pass 1 as second argument to
11858 ix86_attr_length_vex_default if prefix_extra is 0.
11859 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
11860 (length): For prefix vex computation use length_immediate
11861 attribute instead of prefix_vex_imm8.
11862 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
11863 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
11864 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
11865 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
11866 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
11867 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
11868 a space in between the operands.
11869 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
11870 if one operand is 0xff and the other one si, di, bp or sp.
11871 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
11872 other one si, di, bp or sp.
11873 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
11874 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
11875 type and mode attributes.
11876 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
11877 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
11878 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
11879 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
11880 prefix_data16 attribute iff MODE_DF.
11881 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
11882 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
11883 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
11884 constm128_operand in length_immediate computation.
11885 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
11886 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
11887 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
11888 length_immediate attribute to 1.
11889 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
11890 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
11891 for certain alternatives.
11892 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
11893 prefix_data16 attribute if MODE_V1DF.
11894 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
11895 length_immediate to 1.
11896 (set_got_rex64, set_rip_rex64): Remove length attribute, set
11897 length_address to 4, set mode attribute to MODE_DI.
11898 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
11899 (fxam<mode>2_i387): Set length attribute to 4.
11900 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
11901 *prefetch_3dnow_rex): Override length_address attribute.
11902 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
11904 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
11905 (constm128_operand): Removed.
11906 * config/i386/i386.c (memory_address_length): For
11907 disp && !index && !base in 64-bit mode account for SIB byte if
11908 print_operand_address can't optimize disp32 into disp32(%rip)
11909 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
11910 for fs: or gs: segment.
11911 (ix86_attr_length_immediate_default): When checking if shortform
11912 is possible, truncate immediate to the length of the non-shortened
11914 (ix86_attr_length_address_default): Ignore MEM_P operands
11916 (ix86_attr_length_vex_default): Only check for DImode on
11917 GENERAL_REG_P operands.
11918 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
11919 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
11920 (sse_cvttps2pi): Clear prefix_rep attribute.
11921 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
11923 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
11924 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
11925 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
11926 iff operand 2 is const_int_operand.
11927 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
11928 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
11929 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
11931 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
11933 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
11934 prefix_data16 attribute for movlpd and movhpd instructions.
11935 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
11936 length_immediate for shufpd instruction.
11937 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
11938 (avx_cmpp<avxmodesuffixf2c><mode>3,
11939 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
11940 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
11941 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
11942 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
11943 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
11944 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
11945 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
11946 prefix_data16 attribute for the first alternative to 1.
11947 (*avx_loadlps): Override length_immediate for the first alternative.
11948 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
11949 attributes for second alternative.
11950 (*vec_concatv2sf_sse4_1): Override length_immediate and
11951 prefix_data16 attributes for second alternative.
11952 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
11953 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
11954 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
11955 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
11956 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
11957 prefix_data16 and length_immediate to 1.
11958 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
11960 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
11961 prefix_extra attribute for variants that don't have 0f prefix alone.
11962 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
11963 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
11964 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
11965 *sse4_1_pextrd): Set length_immediate to 1.
11966 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
11967 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
11969 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
11970 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
11971 length_immediate to 1 for second alternative.
11972 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
11973 prefix_extra and length_immediate attributes for the first
11975 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
11977 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
11978 to 1 for the first and third alternative.
11979 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
11981 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
11983 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
11985 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
11986 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
11987 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
11988 *avx_psign<mode>3): Set prefix_extra attribute to 1.
11989 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
11990 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
11991 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
11992 ssse3_psign<mode>3): Override prefix_rex attribute.
11993 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
11994 (ssse3_palignrti): Override length_immediate to 1.
11995 (ssse3_palignrdi): Override length_immediate to 1, override
11996 prefix_rex attribute.
11997 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
11998 (sse4a_extrqi): Override length_immediate to 2.
11999 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
12000 (sse4a_insertq): Override prefix_data16 to 0.
12001 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
12002 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
12003 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
12004 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
12005 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
12006 and length_immediate to 1.
12007 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
12008 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
12009 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
12010 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
12011 and length_immediate to 1.
12012 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
12013 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
12014 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
12015 avx_ptest256): Override prefix_extra to 1.
12016 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
12017 Override prefix_data16 and length_immediate to 1.
12018 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
12019 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
12020 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
12021 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
12022 prefix_data16 to 0 and prefix_extra to 2.
12023 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
12024 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
12026 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
12027 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
12028 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
12029 and prefix_extra to 2.
12030 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
12031 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
12032 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
12033 avx_vpermilvar<mode>3,
12034 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
12035 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
12036 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
12037 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
12038 Override prefix_extra to 1.
12039 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
12040 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
12041 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
12042 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
12043 prefix_extra and length_immediate to 1.
12044 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
12046 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
12047 to 1 for the first alternative.
12048 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
12049 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
12051 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
12052 *movv2sf_internal_avx, *movv2sf_internal): Override
12053 prefix_rep attribute for certain alternatives.
12054 (*mov<mode>_internal): Override prefix_rep or prefix_data16
12055 attributes for certain alternatives.
12056 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
12057 attributes for certain alternatives.
12058 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
12059 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
12060 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
12061 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
12062 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
12063 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
12064 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
12065 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
12066 length_immediate to 1 if operand 2 is const_int_operand.
12067 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
12068 *vec_extractv2si_1): Set length_immediate attribute to 1.
12069 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
12070 using old 3DNOW insn rather than SSE/3DNOW_A.
12071 (mmx_emms, mmx_femms): Clear modrm attribute.
12073 2009-05-29 Martin Jambor <mjambor@suse.cz>
12075 * tree-sra.c: New implementation of SRA.
12077 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
12078 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
12079 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
12080 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
12081 (SRA_MAX_STRUCTURE_COUNT): Removed.
12082 (SRA_FIELD_STRUCTURE_RATIO): Removed.
12083 * doc/invoke.texi (sra-max-structure-size): Removed.
12084 (sra-field-structure-ratio): Removed.
12086 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12088 PR middle-end/40291
12089 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
12092 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
12094 PR rtl-optimization/40101
12095 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
12096 seqno. Adjust comment.
12097 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
12098 inserting bookkeeping before a jump, the jump is not scheduled.
12099 When no positive seqno found, provide a value. Add comment.
12101 2009-05-29 Richard Guenther <rguenther@suse.de>
12103 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
12104 short-cutting on the first component.
12106 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12108 PR middle-end/39958
12109 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
12110 for trees other than decls/types.
12112 2009-05-29 Richard Guenther <rguenther@suse.de>
12114 * tree-ssa-operands.c (get_expr_operands): Do not handle
12115 INDIRECT_REFs in the handled-component case. Remove
12116 unused get_ref_base_and_extent case.
12117 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
12118 tree_low_cst and host_integerp where possible.
12119 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
12120 codes for equivalence.
12121 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
12123 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
12125 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
12126 to tmake_file for i[34567]86-*-cygwin*.
12128 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12131 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
12132 (altivec_categorize_keyword, init_vector_keywords,
12133 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
12136 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
12138 * tree.c (handle_dll_attribute): Check if node is
12139 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
12141 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
12143 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
12145 (thumb2_zero_extendqidi2): Likewise.
12147 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
12149 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
12150 instead of gen_movrt.
12151 * config/sh/sh.md (movrt): Remove.
12153 2009-05-28 Steve Ellcey <sje@cup.hp.com>
12155 * doc/invoke.texi (IA-64 Options):
12156 Add -msdata, -mfused-madd, -mno-inline-float-divide,
12157 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
12158 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
12159 -msched-prefer-non-control-spec-insns,
12160 -msched-stop-bits-after-every-cycle,
12161 -msched-count-spec-in-critical-path,
12162 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
12163 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
12164 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
12165 and -msched-spec-verbose.
12167 2009-05-28 Joseph Myers <joseph@codesourcery.com>
12169 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
12170 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
12172 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
12174 2009-05-28 Richard Guenther <rguenther@suse.de>
12176 * tree-ssa-alias.c (ao_ref_init): New function.
12177 (ao_ref_base): Likewise.
12178 (ao_ref_base_alias_set): Likewise.
12179 (ao_ref_alias_set): Likewise.
12180 (refs_may_alias_p_1): Change signature.
12181 (refs_may_alias_p): Adjust.
12182 (refs_anti_dependent_p): Likewise.
12183 (refs_output_dependent_p): Likewise.
12184 (call_may_clobber_ref_p_1): Change signature.
12185 (call_may_clobber_ref_p): Adjust.
12186 (stmt_may_clobber_ref_p_1): New function split out from ...
12187 (stmt_may_clobber_ref_p): ... here.
12188 (maybe_skip_until): Adjust signature.
12189 (get_continuation_for_phi): Likewise.
12190 (walk_non_aliased_vuses): Likewise.
12191 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
12192 (ao_ref_init): Declare.
12193 (ao_ref_base): Likewise.
12194 (ao_ref_alias_set): Likewise.
12195 (stmt_may_clobber_ref_p_1): Likewise.
12196 (walk_non_aliased_vuses): Adjust.
12197 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
12198 (get_ref_from_reference_ops): remove.
12199 (vn_reference_lookup_2): Adjust signature.
12200 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
12201 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
12202 (vn_reference_lookup): Adjust.
12203 (vn_reference_insert): Likewise.
12204 (vn_reference_insert_pieces): Adjust signature.
12205 (visit_reference_op_call): Adjust.
12206 * tree-ssa-pre.c (get_expr_type): Simplify.
12207 (phi_translate_1): Adjust.
12208 (compute_avail): Likewise.
12209 (translate_vuse_through_block): Do not re-build trees.
12210 (value_dies_in_block_x): Likewise.
12211 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
12213 (vn_reference_lookup_pieces): Adjust declaration.
12214 (vn_reference_insert_pieces): Likewise.
12216 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
12218 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
12219 with checking disabled.
12221 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
12225 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
12226 macro definition for support of three-operand format aligned
12227 .comm directive in assembler on cygwin/pe/mingw target OS.
12228 * configure: Regenerate.
12229 * config.h: Regenerate.
12231 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
12232 aligned form of .comm directive if -mpe-aligned-commons is in effect.
12233 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
12235 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
12236 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
12238 2009-05-28 Ira Rosen <irar@il.ibm.com>
12240 PR tree-optimization/40254
12241 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
12242 in analysis of basic blocks.
12244 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
12246 PR middle-end/33699
12247 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
12248 * target-def.h (TARGET_CONST_ANCHOR): New macro.
12249 (TARGET_INITIALIZER): Use it.
12250 * cse.c (CHEAPER): Move it up to the other macros.
12251 (insert): Rename this ...
12252 (insert_with_costs): ... to this. Add cost parameters. Update
12254 (insert): New function. Call insert_with_costs.
12255 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
12256 find_reg_offset_for_const, try_const_anchors): New functions.
12257 (cse_insn): Call try_const_anchors. Adjust cost of src_related
12258 when using a const-anchor. Call insert_const_anchors.
12259 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
12260 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
12262 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12264 * tree-inline.c (remap_decls): Enable nonlocalized variables
12265 when not optimizing.
12267 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12269 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
12270 Simplify other tests involving optimize.
12272 2009-05-27 Tom Tromey <tromey@redhat.com>
12274 * unwind-dw2.c (_Unwind_DebugHook): New function.
12275 (uw_install_context): Call _Unwind_DebugHook.
12277 2009-05-27 Tom Tromey <tromey@redhat.com>
12279 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
12281 2009-05-27 Ian Lance Taylor <iant@google.com>
12283 * Makefile.in (LINKER, LINKER_FLAGS): Define.
12284 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
12285 (ALL_LINKERFLAGS): Define.
12286 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
12287 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12288 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
12289 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12290 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
12291 $(LINKER_FOR_BUILD).
12292 (build/gcov-iov$(build_exeext)): Likewise.
12294 2009-05-27 Julian Brown <julian@codesourcery.com>
12296 * gcse.c (target.h): Include.
12297 (can_assign_to_reg_without_clobbers_p): Check that the target allows
12298 copy of argument to a pseudo register.
12300 2009-05-27 Diego Novillo <dnovillo@google.com>
12302 * tree-ssa-live.c (dump_scope_block): Document arguments.
12303 (dump_scope_blocks): Document.
12304 (debug_scope_blocks): New.
12305 * tree-flow.h (debug_scope_blocks): Declare.
12307 2009-05-21 Denis Chertykov <denisc@overta.ru>
12309 * doc/contrib.texi (Contributors): Add myself to the list.
12311 2009-05-27 Olivier Hainque <hainque@adacore.com>
12313 * expr.c (target_align): New function. Alignment the TARGET of an
12314 assignment may be assume to have.
12315 (highest_pow2_factor_for_target): Use it instead of relying on
12316 immediate tree attributes of TARGET, not necessarily honored when
12317 intermediate bitfields are involved.
12319 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
12322 * config/i386/driver-i386.c (host_detect_local_cpu): Support
12323 AVX, SSE4, AES, PCLMUL and POPCNT.
12325 2009-05-27 Diego Novillo <dnovillo@google.com>
12327 * tree-pretty-print.c (dump_location): New.
12328 (dump_generic_node): Call it.
12329 Factor code to handle BLOCK nodes ...
12330 (dump_block_node): ... here.
12332 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
12334 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
12336 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
12338 * gcc-plugin.h: Include config.h and system.h.
12339 (IN_GCC): Define if not defined.
12341 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
12343 PR middle-end/40249
12344 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
12347 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
12349 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
12351 * config/m32r/m32r.h: Ditto.
12352 * config/m32r/m32r.md: Ditto.
12353 * config/m32r/predicates.md: Ditto.
12355 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
12357 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
12359 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
12362 (Loading plugins): typo.
12363 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
12364 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12365 (Interacting with the GCC Garbage Collector): Added new section.
12366 (Giving information about a plugin): Added new section for
12368 * ggc.h (ggc_register_root_tab): Added declaration.
12369 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
12370 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
12371 (register_callback): Improved comment in declaration.
12372 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
12373 (extra_root_vec) Added static variable for dynamic roots registration.
12374 (ggc_register_root_tab) Added new routine.
12375 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
12376 PLUGIN_GGC_MARKING event.
12377 * ggc-zone.c: Include plugin.h.
12378 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12379 * ggc-page.c: Include plugin.h.
12380 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12381 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
12382 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
12383 (register_callback): check lack of callbacks for
12384 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
12385 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
12386 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
12387 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12388 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
12389 dependency on plugin.h.
12390 (plugin.o): Added dependency on ggc.h...
12392 2009-05-26 Richard Guenther <rguenther@suse.de>
12394 PR middle-end/40248
12396 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
12397 with mismatched comparison modes.
12399 * expr.c (expand_expr_real_1): Expand the operand of a
12400 VIEW_CONVERT_EXPR in its natural mode.
12402 2009-05-26 Ian Lance Taylor <iant@google.com>
12404 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
12405 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
12406 (ALL_COMPILERFLAGS): Define.
12407 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
12408 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12409 (collect2$(exeext), collect2.o): Likewise.
12410 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
12411 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
12412 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
12413 (libbackend.o, intl.o, cppdefault.o): Likewise.
12414 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12415 (build/%.o): Use $(COMPILER_FOR_BUILD).
12416 (build/gen%$(build_exeext)): Likewise.
12417 (build/gcov-iov$(build_exeext)): LIkewise.
12418 * config/t-darwin (darwin.o): Use $(COMPILER).
12419 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
12420 * config/t-sol2 (sol2-c.o): Likewise.
12421 (sol2.o): Likewise.
12422 * config/t-vxworks (vxworks.o): Likewise.
12423 * config/x-darwin (host-darwin.o): Likewise.
12424 * config/x-hpux (host-hpux.o): Likewise.
12425 * config/x-linux (host-linux.o): Likewise.
12426 * config/x-solaris (host-solaris.o): Likewise.
12427 * config/alpha/x-alpha (driver-alpha.o): Likewise.
12428 * config/arm/t-arm (arm-c.o): Likewise.
12429 * config/arm/t-pe (pe.o): Likewise.
12430 * config/arm/t-wince-pe (pe.o): Likewise.
12431 * config/i386/t-cygming (winnt.o): Likewise.
12432 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
12433 * config/i386/t-cygwin (cygwin1.o): Likewise.
12434 (cygwin2.o): Likewise.
12435 * config/i386/t-i386 (i386-c.o): Likewise.
12436 * config/i386/t-interix (winnt.o): Likewise.
12437 * config/i386/t-netware (netware.o): Likewise.
12438 * config/i386/t-nwld (nwld.o): Likewise.
12439 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
12440 * config/i386/x-i386 (driver-i386.o): Likewise.
12441 * config/i386/x-cygwin (host-cygwin.o): Likewise.
12442 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
12443 * config/ia64/t-ia64 (ia64-c.o): Likewise.
12444 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
12445 * config/mips/x-native (driver-native.o): Likewise.
12446 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
12447 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
12448 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
12449 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
12450 * config/score/t-score-elf (score7.o): Likewise.
12451 (score3.o): Likewise.
12452 * config/sh/t-sh (sh-c.o): Likewise.
12453 * config/sh/t-symbian (sh-c.o): Likewise.
12454 (symbian.o): Likewise.
12455 * config/spu/t-spu-elf (spu-c.o): Likewise.
12456 * config/v850/t-v850 (v850-c.o): Likewise.
12457 * config/v850/t-v850e (v850-c.o): Likewise.
12459 2009-05-26 Richard Guenther <rguenther@suse.de>
12461 PR tree-optimization/40122
12462 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
12463 VECTOR_CSTs if possible.
12464 (fold_gimple_assign): Likewise.
12466 2009-05-26 Richard Guenther <rguenther@suse.de>
12468 PR middle-end/40252
12469 * fold-const.c (fold_binary): Use the correct types for building
12472 2009-05-26 Richard Guenther <rguenther@suse.de>
12474 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
12475 redundant calls to merge_alias_info.
12476 (bump_vector_ptr): Likewise.
12477 * tree-ssa-copy.c (merge_alias_info): Remove.
12478 (replace_exp_1): Remove call to merge_alias_info.
12479 (propagate_tree_value): Likewise.
12480 (fini_copy_prop): Propagate points-to info.
12481 * tree-flow.h (merge_alias_info): Remove.
12483 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
12485 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
12487 2009-05-25 Jan Hubicka <jh@suse.cz>
12489 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12490 * cgraph.h (struct inline_summary): New filed self_wize,
12491 size_inlining_benefit, self_time and time_inlining_benefit.
12492 (struct cgraph_global_info): Replace insns by time ans size fields.
12493 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12494 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12495 (ipcp_update_callgraph): Do not touch function bodies.
12496 * ipa-inline.c: Include except.h
12497 (MAX_TIME): New constant.
12498 (overall_insns): Remove.
12499 (leaf_node_p): New.
12500 (overall_size, max_benefit): New static variables.
12501 (cgraph_estimate_time_after_inlining): New function.
12502 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12503 (cgraph_clone_inlined_nodes): Update size.
12504 (cgraph_mark_inline_edge): Update size.
12505 (cgraph_estimate_growth): Use size info.
12506 (cgraph_check_inline_limits): Check size.
12507 (cgraph_default_inline_p): Likewise.
12508 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12509 (cgraph_decide_recursive_inlining): Check size.
12510 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12512 (cgraph_decide_inlining): Likewise.
12513 (cgraph_decide_inlining_incrementally): Likewise; honor
12514 PARAM_EARLY_INLINING_INSNS.
12515 (likely_eliminated_by_inlining_p): New predicate.
12516 (estimate_function_body_sizes): New function.
12517 (compute_inline_parameters): Use it.
12518 * except.c (must_not_throw_labels): New function.
12519 * except.h (must_not_throw_labels): Declare.
12520 * tree-inline.c (init_inline_once): Kill inlining_weigths
12521 * tree-ssa-structalias.c: Avoid uninitialized warning.
12522 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12523 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12524 (PARAM_INLINE_CALL_COST): Remove.
12525 (PARAM_EARLY_INLINING_INSNS): New.
12527 2009-05-25 Richard Guenther <rguenther@suse.de>
12529 PR tree-optimization/36327
12530 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
12531 callback for reference translation or lookup at the point of may-defs.
12532 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
12533 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
12534 for union COMPONENT_REFs.
12535 (vn_reference_lookup_3): New callback. Lookup from memset
12536 and CONSTRUCTOR assignment, translate through struct copies.
12537 (vn_reference_lookup_pieces): Make sure to not free the
12538 passed operands array. Adjust walk_non_aliased_vuses call.
12539 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
12540 make sure we do not leak memory.
12542 2009-05-25 Richard Guenther <rguenther@suse.de>
12544 * tree-ssa-alias.h (dump_points_to_solution): Declare.
12545 * tree-inline.c (expand_call_inline): Reset the escaped and
12546 callused solutions.
12547 * tree-ssa-structalias.c (pass_build_ealias): New.
12548 * tree-pass.h (pass_build_ealias): Declare.
12549 * passes.c (init_optimization_passes): Add PTA during
12550 early optimizations.
12551 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
12552 and CALLUSED solutions.
12553 (dump_points_to_solution): New function, split out from ...
12554 (dump_points_to_info_for): ... here.
12555 * tree-parloops.c (parallelize_loops): Reset the escaped and
12556 callused solutions.
12558 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12561 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
12562 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
12564 2009-05-25 Ira Rosen <irar@il.ibm.com>
12566 PR tree-optimization/40238
12567 * tree-vect-stmts.c (vect_init_vector): Insert initialization
12568 statements after basic block's labels.
12569 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
12570 to free the allocated memory.
12572 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
12574 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
12575 return address with a USE.
12577 2009-05-24 Richard Guenther <rguenther@suse.de>
12579 PR middle-end/40233
12580 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
12581 array type from the main variant of the inner type.
12583 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12585 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
12586 definition to bool (from int) to un-break build.
12587 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
12589 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
12591 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
12592 discard_stmt_changes): Delete.
12593 * tree-ssa-operands.c (scb_stack): Delete.
12594 (init_ssa_operands): Do not initialize it.
12595 (fini_ssa_operands): Do not free it.
12596 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
12598 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
12599 update_stmt, remove the others. Fix comments.
12600 * tree-dfa.c (optimize_stack_restore): Likewise.
12601 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
12602 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
12603 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12604 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
12606 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
12607 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
12608 (dom_opt_finalize_block): Likewise, adjusting access to
12610 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
12611 (stmts_to_rescan): Change item type to gimple.
12612 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
12614 2009-05-24 Ira Rosen <irar@il.ibm.com>
12616 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
12617 * tree-pass.h (pass_slp_vectorize): New pass.
12618 * params.h (SLP_MAX_INSNS_IN_BB): Define.
12619 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
12620 * tree-vectorizer.c (timevar.h): Include.
12621 (user_vect_verbosity_level): Declare.
12622 (vect_location): Fix comment.
12623 (vect_set_verbosity_level): Update user_vect_verbosity_level
12624 instead of vect_verbosity_level.
12625 (vect_set_dump_settings): Add an argument. Ignore user defined
12626 verbosity if dump flags require higher level of verbosity. Print to
12627 stderr only for loop vectorization.
12628 (vectorize_loops): Update call to vect_set_dump_settings.
12629 (execute_vect_slp): New function.
12630 (gate_vect_slp): Likewise.
12631 (struct gimple_opt_pass pass_slp_vectorize): New.
12632 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
12633 access its members.
12634 (vec_info_for_bb): New function.
12635 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
12636 (VECTORIZATION_ENABLED): New macro.
12637 (SLP_ENABLED, SLP_DISABLED): Likewise.
12638 (vect_is_simple_use): Add bb_vec_info argument.
12639 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
12640 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
12641 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
12642 vect_schedule_slp, vect_analyze_slp): Likewise.
12643 (vect_analyze_stmt): Add slp_tree argument.
12644 (find_bb_location): Declare.
12645 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12646 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
12647 (vect_analyze_loop_operations, vect_analyze_loop,
12648 get_initial_def_for_induction, vect_create_epilog_for_reduction,
12649 vect_finalize_reduction, vectorizable_reduction,
12650 vectorizable_live_operation, vect_transform_loop): Likewise.
12651 * tree-data-ref.c (dr_analyze_innermost): Update comment,
12652 skip evolution analysis if analyzing a basic block.
12653 (dr_analyze_indices): Likewise.
12654 (initialize_data_dependence_relation): Skip the test whether the
12655 object is invariant for basic blocks.
12656 (compute_all_dependences): Skip dependence analysis for data
12657 references in basic blocks.
12658 (find_data_references_in_stmt): Don't fail in case of invariant
12659 access in basic block.
12660 (find_data_references_in_bb): New function.
12661 (find_data_references_in_loop): Move code to
12662 find_data_references_in_bb and add a call to it.
12663 (compute_data_dependences_for_bb): New function.
12664 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
12665 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
12667 (vect_analyze_data_ref_dependence): Check for interleaving in case of
12668 unknown dependence in basic block and fail in case of dependence in
12670 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
12671 dependence instances from either loop or basic block vectorization
12673 (vect_compute_data_ref_alignment): Check if it is loop vectorization
12674 before calling nested_in_vect_loop_p.
12675 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
12676 dependence instances from either loop or basic block vectorization
12678 (vect_verify_datarefs_alignment): Likewise.
12679 (vect_enhance_data_refs_alignment): Adjust function calls.
12680 (vect_analyze_data_refs_alignment): Likewise.
12681 (vect_analyze_group_access): Fix printing. Skip different checks if
12682 DR_STEP is 0. Keep strided stores either in loop or basic block
12683 vectorization data structure. Fix indentation.
12684 (vect_analyze_data_ref_access): Fix comments, allow zero step in
12686 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
12687 dependence instances from either loop or basic block vectorization
12689 (vect_analyze_data_refs): Update comment. Call
12690 compute_data_dependences_for_bb to analyze basic blocks.
12691 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
12692 case of loop vectorization. In case of basic block vectorization use
12693 data-ref itself as a base.
12694 (vect_create_data_ref_ptr): In case of basic block vectorization:
12695 don't advance the pointer, add new statements before the current
12696 statement. Adjust function calls.
12697 (vect_supportable_dr_alignment): Support only aligned accesses in
12698 basic block vectorization.
12699 * common.opt (ftree-slp-vectorize): New flag.
12700 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
12701 (vect_pattern_recog_1): Likewise.
12702 * tree-vect-stmts.c (process_use): Likewise.
12703 (vect_init_vector): Add new statements in the beginning of the basic
12704 block in case of basic block SLP.
12705 (vect_get_vec_def_for_operand): Adjust function calls.
12706 (vect_finish_stmt_generation): Likewise.
12707 (vectorizable_call): Add assert that it is loop vectorization, adjust
12709 (vectorizable_conversion, vectorizable_assignment): Likewise.
12710 (vectorizable_operation): In case of basic block SLP, take
12711 vectorization factor from statement's type and skip the relevance
12712 check. Adjust function calls.
12713 (vectorizable_type_demotion): Add assert that it is loop
12714 vectorization, adjust function calls.
12715 (vectorizable_type_promotion): Likewise.
12716 (vectorizable_store): Check for outer loop only in case of loop
12717 vectorization. Adjust function calls. For basic blocks, skip the
12718 relevance check and don't advance pointers.
12719 (vectorizable_load): Likewise.
12720 (vectorizable_condition): Add assert that it is loop vectorization,
12721 adjust function calls.
12722 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
12723 that it is not reduction, get vector type, call only supported
12724 functions, skip loop specific parts.
12725 (vect_transform_stmt): Check for outer loop only in case of loop
12727 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
12728 (vect_is_simple_use): Fix comment, add new argument, fix conditions
12729 for external definition.
12730 * passes.c (pass_slp_vectorize): New pass.
12731 * tree-vect-slp.c (find_bb_location): New function.
12732 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
12733 check for patterns only in loops.
12734 (vect_build_slp_tree): Add argument, adjust function calls, fail in
12735 case of multiple types in basic block SLP.
12736 (vect_mark_slp_stmts_relevant): New function.
12737 (vect_supported_load_permutation_p): Fix comment.
12738 (vect_analyze_slp_instance): Add argument. In case of basic block
12739 SLP, take vectorization factor from statement's type, check that
12740 unrolling factor is 1. Adjust function call. Save SLP instance in
12741 either loop or basic block vectorization structure. Return FALSE,
12743 (vect_analyze_slp): Add argument. Get strided stores groups from
12744 either loop or basic block vectorization structure. Return FALSE
12745 if basic block SLP failed.
12746 (new_bb_vec_info): New function.
12747 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
12748 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
12749 (vect_schedule_slp): Add argument. Get SLP instances from either
12750 loop or basic block vectorization structure. Set vectorization factor
12751 to be 1 for basic block SLP.
12752 (vect_slp_transform_bb): New function.
12753 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
12755 2009-05-23 Mark Mitchell <mark@codesourcery.com>
12757 * final.c (shorten_branches): Do not align labels for jump tables.
12758 (final_scan_insn): Use JUMP_TABLE_DATA_P.
12760 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
12762 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
12763 Remove outdated reference to flow.c and fix nits.
12764 * doc/gccint.texi: Tweak RTL description.
12765 * doc/rtl.texi: Likewise.
12767 2009-05-23 Denis Chertykov <chertykov@gmail.com>
12769 * config/avr/avr.c: Change my email address.
12770 * config/avr/avr.h: Likewise.
12771 * config/avr/avr.md: Likewise.
12772 * config/avr/avr-protos.h: Likewise.
12773 * config/avr/libgcc.S: Likewise.
12775 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
12777 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
12778 (spu_split_load, spu_split_store): Change return type to int.
12779 (spu_split_convert): Declare.
12780 * config/spu/predicates.md (spu_mem_operand): Remove.
12781 (spu_mov_operand): Update.
12782 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
12783 * config/spu/spu.c (regno_aligned_for_load): Remove.
12784 (reg_aligned_for_addr, spu_expand_load): Define.
12785 (spu_expand_extv): Reimplement and handle MEM.
12786 (spu_expand_insv): Handle MEM.
12787 (spu_sched_reorder): Handle insn's with length 0.
12788 (spu_legitimate_address_p): Reimplement.
12789 (store_with_one_insn_p): Return TRUE for any mode with size
12790 larger than 16 bytes.
12791 (address_needs_split): Define.
12792 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
12794 (spu_convert_move): Define.
12795 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
12796 (spu_split_store): Change all MEM's to TImode.
12797 (spu_init_expanders): Preallocate registers that correspond to
12798 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
12800 (spu_split_convert): Define.
12801 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
12802 (_move<mode>, _movdi, _movti): Update predicate and condition.
12803 (load, store): Change to define_split.
12804 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
12806 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
12807 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
12808 define_insn_and_split of lshr<mode>3.
12809 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
12810 (<v>ashr<mode>3_imm): Define.
12811 (extv, extzv, insv): Allow MEM operands.
12812 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
12813 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
12814 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
12815 (_spu_convert2): Change to define_insn_and_split and remove the
12816 corresponding define_peephole2.
12817 (stack_protect_set, stack_protect_test, stack_protect_test_si):
12818 Change predicates to memory_operand.
12820 2009-05-22 Mark Mitchell <mark@codesourcery.com>
12822 * config/arm/thumb2.md: Add 16-bit multiply instructions.
12824 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12826 PR tree-optimization/40219
12827 * tree.c (iterative_hash_expr): Make sure the builtin function is
12828 a normal builtin function and not a front end or back end builtin
12829 before indexing into the built_in_decls array.
12831 2009-05-22 Richard Guenther <rguenther@suse.de>
12833 PR middle-end/38964
12834 * alias.c (write_dependence_p): Do not use TBAA for answering
12835 anti-dependence or output-dependence.
12836 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
12837 (emit_pointer_definition): Remove.
12838 (emit_alias_warning): Likewise.
12839 (find_what_var_points_to): Remove TBAA pruning code.
12840 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
12842 (compute_points_to_sets): Remove code computing the set of
12843 dereferenced pointers.
12844 * tree-data-ref.c (dr_may_alias_p): Properly use the split
12845 oracle for querying anti and output dependencies.
12846 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
12847 if TBAA may be applied.
12848 (refs_anti_dependent_p): New function.
12849 (refs_output_dependent_p): Likewise.
12850 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
12851 (refs_output_dependent_p): Likewise.
12852 * doc/tree-ssa.texi (Memory model): New section.
12853 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
12854 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
12855 * cfgexpand.c (expand_gimple_basic_block): Do not handle
12856 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
12857 * expr.c (expand_expr_real_1): Likewise.
12858 * gimple-low.c (lower_stmt): Likewise.
12859 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
12860 (dump_gimple_cdt): Remove.
12861 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
12862 (gimple_size): Likewise.
12863 (walk_gimple_op): Likewise.
12864 (is_gimple_stmt): Likewise.
12865 (walk_stmt_load_store_addr_ops): Likewise.
12866 (gimple_build_cdt): Remove.
12867 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
12868 * gimple.h (gimple_cdt_new_type): Remove.
12869 (gimple_cdt_new_type_ptr): Likewise.
12870 (gimple_cdt_set_new_type): Likewise.
12871 (gimple_cdt_location): Likewise.
12872 (gimple_cdt_location_ptr): Likewise.
12873 (gimple_cdt_set_location): Likewise.
12874 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
12875 * tree-cfg.c (remove_useless_stmts_1): Do not handle
12876 GIMPLE_CHANGE_DYNAMIC_TYPE.
12877 (verify_types_in_gimple_stmt): Likewise.
12878 * tree-inline.c (estimate_num_insns): Likewise.
12879 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
12880 (copy_decl_to_var): Likewise.
12881 (copy_result_decl_to_var): Likewise.
12882 * tree-pretty-print.c (dump_generic_node): Do not handle
12883 CHANGE_DYNAMIC_TYPE_EXPR.
12884 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12885 * tree-ssa-operands.c (get_expr_operands): Likewise.
12886 * tree-ssa-structalias.c (struct variable_info): Remove
12887 no_tbaa_pruning member.
12888 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
12889 (unify_nodes): Do not copy it.
12890 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
12891 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
12892 (set_uids_in_ptset): Do not check it.
12893 (find_what_var_points_to): Likewise.
12894 (compute_tbaa_pruning): Remove.
12895 (compute_points_to_sets): Do not call it.
12896 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
12897 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
12898 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
12899 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
12900 (DECL_NO_TBAA_P): Likewise.
12901 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
12902 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
12903 (expand_omp_atomic_pipeline): Do not set it.
12904 * print-tree.c (print_node): Do not dump it.
12905 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
12908 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
12911 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
12914 2009-05-22 Mark Mitchell <mark@codesourcery.com>
12916 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
12919 2009-05-22 Ben Elliston <bje@au.ibm.com>
12921 * Makefile.in (bversion.h, s-bversion): New targets.
12922 (TOPLEV_H): Add bversion.h.
12923 * toplev.h: Include "bversion.h".
12924 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
12925 the __format__ attribute only if compiling with the same version
12926 of GCC as the sources (the "build version").
12928 2009-05-22 Ben Elliston <bje@au.ibm.com>
12930 * c-format.c (handle_format_attribute): Fix comment typo.
12932 2009-05-21 Steve Ellcey <sje@cup.hp.com>
12935 * config/ia64/ia64.opt (mfused-madd): New.
12936 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
12937 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
12938 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
12939 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
12940 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
12941 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
12942 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
12943 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
12944 instruction if !TARGET_FUSED_MADD.
12945 (fpma, fpms): Remove colon from name.
12947 2009-05-22 Richard Guenther <rguenther@suse.de>
12949 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
12950 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
12951 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
12953 (create_expression_by_pieces): Only convert if necessary.
12954 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
12955 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
12957 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
12959 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
12960 regular pattern from a template and rename it ...
12961 (*extzv_truncsi_exts): ... to this.
12963 2009-05-21 Richard Guenther <rguenther@suse.de>
12965 * cgraph.h (struct cgraph_node): Remove inline_decl member.
12966 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
12967 (cgraph_default_inline_p): Likewise.
12968 (cgraph_decide_inlining_incrementally): Likewise.
12970 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
12971 Uros Bizjak <ubizjak@gmail.com>
12973 * config/i386/cpuid.h (bit_MOVBE): New.
12975 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
12977 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
12978 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
12979 (ix86_handle_option): Handle OPT_mmovbe.
12980 (ix86_target_string): Add -mmovbe.
12981 (pta_flags): Add PTA_MOVBE.
12982 (processor_alias_table): Add PTA_MOVBE to "atom".
12983 (override_options): Handle PTA_MOVBE.
12985 * config/i386/i386.h (TARGET_MOVBE): New.
12987 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
12988 (*bswapsi_movbe): New.
12989 (*bswapdi_movbe): Likewise.
12990 (bswapdi2): Renamed to ...
12991 (*bswapdi_1): This.
12992 (bswapdi2): New expander.
12994 * config/i386/i386.opt (mmovbe): New.
12996 * doc/invoke.texi: Document -mmovbe.
12998 2009-05-21 Taras Glek <tglek@mozilla.com>
13000 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
13001 * gcc-plugin.h (plugin_init): Updated signature.
13002 * gcc-plugin.h (plugin_name_args): Moved to this header.
13003 * doc/plugins.texi (plugin_init): Updated documention to reflect
13005 * doc/plugins.texi (plugin_name_args): Added to documention.
13007 2009-05-21 Mark Mitchell <mark@codesourcery.com>
13009 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
13010 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
13012 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
13014 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
13015 JUMP_TABLE_DATA_P predicates where applicable.
13016 * config/i386/predicates.md: Ditto.
13017 * config/i386/sse.md: Ditto.
13019 2009-05-21 Jakub Jelinek <jakub@redhat.com>
13021 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
13022 operand2 -128 override length_immediate attribute to 1.
13023 * config/i386/predicates.md (constm128_operand): New predicate.
13025 * config/i386/i386.c (memory_address_length): Handle %r12
13026 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
13028 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
13029 mode look through optional ZERO_EXTEND and SUBREG.
13030 * config/i386/i386.md (R12_REG): New define_constant.
13031 (prefix_data16): For sse unit set also for MODE_TI insns.
13032 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
13033 insns set if operand 1 is ext_QIreg_operand.
13034 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
13035 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
13037 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
13038 mode from MODE_DI to MODE_SI.
13039 (movdi_1_rex64): Override modrm and length_immediate attributes
13040 only for movabs (TYPE_IMOV, alternative 2).
13041 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
13042 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
13043 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
13044 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
13045 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
13046 prefix_rex attribute if DImode.
13047 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
13048 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
13049 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
13050 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
13051 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
13052 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
13053 Likewise. For TYPE_IMOV clear length_immediate attribute.
13054 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
13055 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
13056 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
13057 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
13058 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
13059 or one operand TYPE_ISHIFT.
13060 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
13061 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
13062 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
13063 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
13064 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
13065 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
13066 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
13067 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
13068 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
13069 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
13070 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
13071 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
13072 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
13073 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
13074 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
13075 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
13076 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
13077 set mode attribute, don't override length attribute.
13078 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
13080 (return_internal_long): Set length attribute to 2 instead of 1.
13081 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
13082 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
13083 prefix_rex attribute.
13084 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
13086 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
13088 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13090 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
13092 2009-05-20 Ian Lance Taylor <iant@google.com>
13094 * tree.c (build_tree_list_vec_stat): New function.
13095 (ctor_to_vec): New function.
13096 (build_nt_call_vec): New function.
13097 (build_call_array): Change args to be a const pointer.
13098 (build_call_vec): New function.
13099 * tree.h (build_nt_call_vec): Declare.
13100 (build_tree_list_vec_stat): Declare.
13101 (build_tree_list_vec): Define.
13102 (build_call_array): Update declaration.
13103 (build_call_vec): Declare.
13104 (ctor_to_vec): Declare.
13105 * c-common.c (tree_vector_cache): New static variable.
13106 (make_tree_vector): New function.
13107 (release_tree_vector): New function.
13108 (make_tree_vector_single): New function.
13109 (make_tree_vector_copy): New function.
13110 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
13111 (make_tree_vector_single, make_tree_vector_copy): Declare.
13112 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
13113 (c_parser_expr_list): Don't manage cache here, instead call
13115 (c_parser_release_expr_list): Remove static function.
13116 (c_parser_vec_to_tree_list): Remove static function.
13117 (c_parser_attributes): Call build_tree_list_vec instead of
13118 c_parser_vec_to_tree_list. Call release_tree_vector instead of
13119 c_parser_release_expr_list.
13120 (c_parser_postfix_expression_after_primary): Likewise.
13121 (c_parser_objc_keywordexpr): Likewise.
13123 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
13125 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
13126 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
13127 TARGET_CONVERT_TO_TYPE.
13128 * hooks.c (hook_tree_const_tree_null): Define.
13129 * hooks.h (hook_tree_const_tree_null): Declare.
13130 * target.h (struct gcc_target): Add invalid_parameter_type,
13131 invalid_return_type, promoted_type, and convert_to_type fields.
13132 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
13133 (TARGET_INVALID_RETURN_TYPE): Define.
13134 (TARGET_PROMOTED_TYPE): Define.
13135 (TARGET_CONVERT_TO_TYPE): Define.
13136 (TARGET_INITIALIZER): Update for new fields.
13137 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
13138 (grokparms): Check targetm.invalid_parameter_type.
13139 * c-typeck.c (default_conversion): Check targetm.promoted_type.
13140 * c-convert.c (convert): Check targetm.convert_to_type.
13142 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
13144 * config/mips/mips.md (*extenddi_truncate<mode>,
13145 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
13147 (*extendhi_truncateqi): New define_insn_and_sptit.
13149 2009-05-20 Jakub Jelinek <jakub@redhat.com>
13151 PR middle-end/40204
13152 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
13153 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
13155 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
13157 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
13158 the operand of VIEW_CONVERT_EXPR.
13160 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
13162 * config/i386/driver-i386.c (host_detect_local_cpu): Check
13163 extended family and model for Intel processors. Support Intel Atom.
13165 2009-05-20 Olivier Hainque <hainque@adacore.com>
13167 * gstab.h (stab_code_type): Define, to be used instead of the
13168 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
13170 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
13171 occurrences by stab_code_type.
13172 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
13174 2009-05-20 Martin Jambor <mjambor@suse.cz>
13176 * tree-flow.h (insert_edge_copies_seq): Undeclare.
13177 (sra_insert_before): Likewise.
13178 (sra_insert_after): Likewise.
13179 (sra_init_cache): Likewise.
13180 (sra_type_can_be_decomposed_p): Likewise.
13181 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
13182 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
13183 (sra_insert_before): Likewise.
13184 (sra_insert_after): Likewise.
13185 (sra_init_cache): Likewise.
13186 (insert_edge_copies_seq): Made static and moved upwards.
13188 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
13191 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
13193 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
13194 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
13197 2009-05-20 Richard Guenther <rguenther@suse.de>
13199 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13200 with mismatched comparison modes.
13202 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13204 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
13205 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
13206 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
13207 with shifts for Thumb2.
13208 (orsi_notsi): New for orn.
13209 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
13210 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
13211 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
13212 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
13213 Don't invert remainder for IOR.
13215 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
13217 PR tree-optimization/40087
13218 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
13219 number_of_iterations_ne): Rename never_infinite argument.
13220 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
13221 number_of_iterations_le): Handle pointer-type ivs when
13222 exit_must_be_taken is false.
13223 (number_of_iterations_cond): Do not always assume that
13224 exit_must_be_taken if the control variable is a pointer.
13226 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13228 * c-typeck.c (build_binary_op): Allow % on integal vectors.
13229 * doc/extend.texi (Vector Extension): Document that % is allowed too.
13231 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
13233 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
13234 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
13236 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13239 * c.opt (Wlogical-op): Disabled by default.
13240 * c-opt (c_common_post_options): Do not enable Wlogical-op with
13242 * doc/invoke.texi (Wlogical-op): Likewise.
13244 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
13246 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
13248 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
13249 Propagate the type of the first operand.
13250 <ASSERT_EXPR>: Simplify.
13251 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
13252 Rewrite using the RHS code as discriminant.
13253 <NOP_EXPR>: Turn into CASE_CONVERT.
13254 <PLUS_EXPR>: Propagate the type of the first operand.
13256 2009-05-19 Steve Ellcey <sje@cup.hp.com>
13258 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
13259 (ia64_dconst_0_375): New.
13260 * config/ia64/ia64.c (ia64_override_options): Remove
13261 -minline-sqrt-min-latency warning.
13262 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
13263 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
13264 * config/ia64/ia64.md (*sqrt_approx): Remove.
13265 (sqrtsf2): Remove #if 0.
13266 (sqrtsf2_internal_thr): Rewrite and move to div.md.
13267 (sqrtdf): Remove assert.
13268 (sqrtdf2_internal_thr): Rewrite and move to div.md.
13269 (sqrtxf2): Remove #if 0.
13270 (sqrtxf2_internal_thr): Rewrite and move to div.md.
13271 * div.md (sqrt_approx_rf): New.
13272 (sqrtsf2_internal_thr): New implementation.
13273 (sqrtsf2_internal_lat): New.
13274 (sqrtdf2_internal_thr: New implementation.
13275 (sqrtxf2_internal): New implementation.
13277 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
13278 Hans-Peter Nilsson <hp@axis.com>
13280 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
13281 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
13282 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
13283 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
13284 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
13285 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
13286 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
13287 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
13288 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
13289 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
13290 * c-common.c: ...from here.
13292 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13294 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
13296 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13298 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
13300 2009-05-19 Ben Elliston <bje@au.ibm.com>
13302 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
13303 assignments with memcpy calls.
13304 (add_fdes): Likewise.
13305 (binary_search_unencoded_fdes): Likewise.
13306 (linear_search_fdes): Eliminate type puns.
13308 2009-05-19 Richard Guenther <rguenther@suse.de>
13310 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
13311 not falsely claim to have propagated into all uses.
13313 2009-05-19 Ben Elliston <bje@au.ibm.com>
13315 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
13318 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13320 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
13321 * config/sh/sh.c (sh_legitimate_address_p): Make static.
13322 (TARGET_LEGITIMATE_ADDRESS_P): New.
13323 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13324 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13326 2009-05-18 Dodji Seketeli <dodji@redhat.com>
13329 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
13330 child of the containing namespace's DIE.
13332 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
13334 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
13335 *zero_extendhi_truncqi): Move after the zero_extend patterns.
13336 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
13339 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
13342 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
13343 gen_align with gen_pad.
13344 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
13345 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
13347 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
13348 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
13350 * config/i386/i386.md (align): Renamed to ...
13351 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
13352 ASM_OUTPUT_MAX_SKIP_PAD.
13354 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
13356 * config.gcc: Fix variable syntax.
13359 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
13360 before calling exact_log2.
13361 (output_iorsi3): Likewise.
13362 (output_xorsi3): Likewise.
13364 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13366 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
13367 for the none zero constant operand except for EQ and NE
13368 comprisons even when the first operand is R0.
13370 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
13372 * config/s390/2064.md: Remove trailing whitespaces.
13373 * config/s390/2084.md: Likewise.
13374 * config/s390/constraints.md: Likewise.
13375 * config/s390/fixdfdi.h: Likewise.
13376 * config/s390/libgcc-glibc.ver: Likewise.
13377 * config/s390/s390-modes.def: Likewise.
13378 * config/s390/s390-protos.h: Likewise.
13379 * config/s390/s390.c: Likewise.
13380 * config/s390/s390.h: Likewise.
13381 * config/s390/s390.md: Likewise.
13382 * config/s390/tpf-unwind.h: Likewise.
13384 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13386 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
13388 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13391 * configure.ac (m68k-*-*): Check if binutils support TLS.
13392 * configure: Regenerate.
13393 * config/m68k/predicates.md (symbolic_operand): Extend comment.
13394 * config/m68k/constraints.md (Cu): New constraint.
13395 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
13396 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
13397 (movsi): Handle TLS symbols.
13398 (addsi3_5200): Handle XTLS symbols, indent.
13399 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
13400 (m68k_tls_reference_p): Declare.
13401 (m68k_legitimize_address): Declare.
13402 (m68k_unwrap_symbol): Declare.
13403 * config/m68k/m68k.opt (mxtls): New option.
13404 * config/m68k/m68k.c (ggc.h): Include.
13405 (m68k_output_dwarf_dtprel): Implement hook.
13406 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13407 (m68k_expand_prologue): Load GOT pointer when function needs it.
13408 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
13409 (m68k_legitimate_constant_address_p): Same.
13410 (m68k_decompose_address): Handle TLS references.
13411 (m68k_get_gp): New static function.
13412 (enum m68k_reloc): New contants.
13413 (TLS_RELOC_P): New macro.
13414 (m68k_wrap_symbol): New static function.
13415 (m68k_unwrap_symbol): New function.
13416 (m68k_final_prescan_insn_1): New static function.
13417 (m68k_final_prescan_insn): New function.
13418 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
13420 (legitimize_pic_address): Handle TLS references..
13421 (m68k_tls_get_addr, m68k_get_tls_get_addr)
13422 (m68k_libcall_value_in_a0_p)
13423 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
13424 (m68k_call_m68k_read_tp): Helper variables and functions for ...
13425 (m68k_legitimize_tls_address): Handle TLS references.
13426 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
13428 (m68k_legitimize_address): Handle TLS symbols.
13429 (m68k_get_reloc_decoration): New static function.
13430 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
13432 (m68k_output_dwarf_dtprel): Implement hook.
13433 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
13434 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
13435 m68k_call_* routines.
13436 (sched_attr_op_type): Handle TLS symbols.
13437 (gt-m68k.h): Include.
13438 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
13439 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
13441 2009-05-18 Martin Jambor <mjambor@suse.cz>
13443 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
13444 (visit_store_addr_for_mod_analysis): New function.
13445 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
13446 (determine_cst_member_ptr): Use gimple_assign_single_p.
13447 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
13448 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
13449 operands. Don't check number of operands of a NOP_EXPR.
13451 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
13453 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
13455 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
13458 * c-common.c (warn_logical_operator): Don't warn if one of
13459 expression isn't always true or false.
13461 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
13463 * config/i386/biarch32.h: New file.
13464 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
13466 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
13468 * config/mips/mips.md (*zero_extend<mode>_trunchi,
13469 *zero_extend<mode>_truncqi): Merge these into ...
13470 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
13471 Name the pattern following this as *zero_extendhi_truncqi.
13473 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
13475 PR middle-end/39301
13476 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
13477 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
13478 (output_info): Make field HOST_WIDEST_INT.
13479 (print_statistics): Use HOST_WIDEST_INT_PRINT.
13480 (dump_bitmat_statistics): Same.
13482 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
13484 * config.gcc (use_gcc_stdint): Set to wrap.
13485 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13486 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13487 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13488 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13489 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13490 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13491 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13492 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13494 2009-05-16 Joseph Myers <joseph@codesourcery.com>
13496 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
13498 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
13499 Move definitions earlier.
13500 (OPT_ARCH64, OPT_ARCH32): Define.
13501 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
13504 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13507 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
13510 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13512 * arm.md (movdi2): Copy non-reg values to DImode registers.
13514 2009-05-16 Jakub Jelinek <jakub@redhat.com>
13517 * final.c (label_to_max_skip): New function.
13518 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
13519 CODE_LABEL_NUMBER <= max_labelno.
13520 * output.h (label_to_max_skip): New prototype.
13521 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
13522 (ix86_avoid_jump_mispredicts): ... this. Don't define if
13523 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
13524 Handle CODE_LABELs with >= 16 byte alignment or with
13525 max_skip == (1 << align) - 1.
13526 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
13527 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
13530 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
13531 .p2align 3 if MAX_SKIP is smaller than 7.
13532 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
13534 2009-05-15 Ian Lance Taylor <iant@google.com>
13536 * alias.c (struct alias_set_entry_d): Rename from struct
13537 alias_set_entry. Change all uses.
13538 * except.c (struct call_site_record_d): Rename from struct
13539 call_site_record. Change all uses.
13540 * except.h (struct eh_region_d): Rename from struct eh_region.
13542 * gcse.c (struct hash_table_d): Rename from struct hash_table.
13544 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
13545 ivtype_map_elt. Change all uses.
13546 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
13548 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
13549 * graphite.h (struct name_tree_d): Rename from struct name_tree.
13551 (struct sese_d): Rename from struct sese. Change all uses.
13552 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
13553 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
13554 * optabs.h (struct optab_d): Rename from struct optab. Change all
13556 (struct convert_optab_d): Rename from struct convert_optab.
13558 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
13559 ipa_opt_pass. Change all uses.
13560 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
13563 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
13564 defined as a typedef.
13565 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
13568 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13571 * fold-const.c (make_range,build_range_check,merge_ranges): Move
13573 (merge_ranges): Returns bool.
13574 * tree.h (make_range): .. to here.
13575 (build_range_check): Likewise.
13576 (merge_ranges): Likewise. Renamed from merge_ranges.
13577 * c-typeck.c (parser_build_binary_op): Update calls to
13578 warn_logical_operator.
13579 * c-common.c (warn_logical_operator): Add new warning.
13580 * c-common.h (warn_logical_operator): Update declaration.
13582 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13584 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
13586 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13588 * doc/install.texi: Document MPC requirements, flags etc.
13590 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
13591 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
13592 Evaluate constant arguments.
13593 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
13594 (fold_builtin_1): Likewise, also evaluate constant arguments.
13595 Remove superfluous break.
13596 (do_mpc_ckconv): New.
13597 * real.h: Include mpc.h.
13598 * toplev.c (print_version): Output MPC version info if available.
13600 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13602 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
13604 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
13606 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
13609 2009-05-15 Jan Hubicka <jh@suse.cz>
13611 * doc/invoke.texi (max-early-inliner-iterations): New flag.
13612 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
13613 (try_inline): Fix return value.
13614 (cgraph_decide_inlining_incrementally): Honor new value.
13615 (cgraph_early_inlining): Handle indirect inlining.
13616 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
13618 2009-05-15 Jan Hubicka <jh@suse.cz>
13620 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
13621 * cgraphunit.c (cgraph_finalize_function): Set it.
13622 (cgraph_expand_function): Use it.
13624 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13626 * real.c (encode_ieee_half): Define.
13627 (decode_ieee_half): Define.
13628 (ieee_half_format): Define.
13629 (arm_half_format): Define.
13630 * real.h (ieee_half_format): Declare.
13631 (arm_half_format): Declare.
13633 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13635 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
13636 swapped, and reversed optabs exist before trying to use them.
13638 2009-05-15 Paul Brook <paul@codesourcery.com>
13639 Sandra Loosemore <sandra@codesourcery.com>
13641 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
13642 loads. Allow PRE_DEC.
13643 (output_move_neon): Handle PRE_DEC.
13644 (arm_print_operand): Add 'A' for neon structure loads.
13645 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
13646 * config/arm/neon.md (neon_mov): Update comment.
13647 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
13649 (Um): New constraint.
13651 2009-05-15 Jan Hubicka <jh@suse.cz>
13653 Revert the following patch until testsuite fallout is fixed:
13654 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13655 * cgraph.h (struct inline_summary): New filed self_wize,
13656 size_inlining_benefit, self_time and time_inlining_benefit.
13657 (struct cgraph_global_info): Replace insns by time ans size fields.
13658 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13659 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13660 (ipcp_update_callgraph): Do not touch function bodies.
13661 * ipa-inline.c: Include except.h
13662 (MAX_TIME): New constant.
13663 (overall_insns): Remove
13664 (overall_size, max_benefit): New static variables.
13665 (cgraph_estimate_time_after_inlining): New function.
13666 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13667 (cgraph_clone_inlined_nodes): Update size.
13668 (cgraph_mark_inline_edge): Update size.
13669 (cgraph_estimate_growth): Use size info.
13670 (cgraph_check_inline_limits): Check size.
13671 (cgraph_default_inline_p): Likewise.
13672 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13673 (cgraph_decide_recursive_inlining): Check size.
13674 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13676 (cgraph_decide_inlining): Likewise.
13677 (cgraph_decide_inlining_incrementally): Likewise; honor
13678 PARAM_EARLY_INLINING_INSNS.
13679 (likely_eliminated_by_inlining_p): New predicate.
13680 (estimate_function_body_sizes): New function.
13681 (compute_inline_parameters): Use it.
13682 * except.c (must_not_throw_labels): New function.
13683 * except.h (must_not_throw_labels): Declare.
13684 * tree-inline.c (init_inline_once): Kill inlining_weigths
13685 * tree-ssa-structalias.c: Avoid uninitialized warning.
13686 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13687 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13688 (PARAM_INLINE_CALL_COST): Remove.
13689 (PARAM_EARLY_INLINING_INSNS): New.
13691 2009-05-15 Richard Guenther <rguenther@suse.de>
13693 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
13694 not TODO_update_ssa.
13696 2009-05-15 Richard Guenther <rguenther@suse.de>
13698 PR tree-optimization/39999
13699 * gimple.h (gimple_expr_type): Use the expression type looking
13700 through useless conversions.
13701 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
13702 (vn_nary_op_insert_stmt): Likewise.
13703 (simplify_binary_expression): Likewise.
13705 2009-05-15 Richard Guenther <rguenther@suse.de>
13707 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13708 New options, enabled by default.
13709 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13711 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
13712 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
13713 * tree-ssa-structalias.c (gate_tree_pta): New function.
13714 (pass_build_alias): Use it.
13716 2009-05-15 Joseph Myers <joseph@codesourcery.com>
13718 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
13719 recurse on an invariant address if a conversion from a pointer
13720 type to a wider integer type is involved.
13722 2009-05-15 Jan Hubicka <jh@suse.cz>
13724 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13725 * cgraph.h (struct inline_summary): New filed self_wize,
13726 size_inlining_benefit, self_time and time_inlining_benefit.
13727 (struct cgraph_global_info): Replace insns by time ans size fields.
13728 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13729 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13730 (ipcp_update_callgraph): Do not touch function bodies.
13731 * ipa-inline.c: Include except.h
13732 (MAX_TIME): New constant.
13733 (overall_insns): Remove
13734 (overall_size, max_benefit): New static variables.
13735 (cgraph_estimate_time_after_inlining): New function.
13736 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13737 (cgraph_clone_inlined_nodes): Update size.
13738 (cgraph_mark_inline_edge): Update size.
13739 (cgraph_estimate_growth): Use size info.
13740 (cgraph_check_inline_limits): Check size.
13741 (cgraph_default_inline_p): Likewise.
13742 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13743 (cgraph_decide_recursive_inlining): Check size.
13744 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13746 (cgraph_decide_inlining): Likewise.
13747 (cgraph_decide_inlining_incrementally): Likewise; honor
13748 PARAM_EARLY_INLINING_INSNS.
13749 (likely_eliminated_by_inlining_p): New predicate.
13750 (estimate_function_body_sizes): New function.
13751 (compute_inline_parameters): Use it.
13752 * except.c (must_not_throw_labels): New function.
13753 * except.h (must_not_throw_labels): Declare.
13754 * tree-inline.c (init_inline_once): Kill inlining_weigths
13755 * tree-ssa-structalias.c: Avoid uninitialized warning.
13756 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13757 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13758 (PARAM_INLINE_CALL_COST): Remove.
13759 (PARAM_EARLY_INLINING_INSNS): New.
13760 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
13761 (inline-call-cost): Remove.
13762 (early-inlining-insns): New.
13764 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
13766 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
13768 (print_int_cst_bounds_in_octal_p): Likewise.
13769 (dbxout_type): Adjust calls to above functions. Be prepared to deal
13771 * dwarf2out.c (base_type_die): Likewise.
13772 (is_subrange_type): Delete.
13773 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
13774 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
13775 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
13776 if the destination type is boolean.
13777 (build_range_check): Do not special-case subtypes.
13778 (fold_sign_changed_comparison): Likewise.
13779 (fold_unary): Likewise.
13780 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
13781 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
13782 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
13783 * tree.c (subrange_type_for_debug_p): New predicate based on the
13784 former is_subrange_type.
13785 * tree.h (subrange_type_for_debug_p): Declare.
13786 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
13787 (convert_affine_scev): Remove call to above function.
13788 (chrec_convert_aggressive): Likewise.
13789 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
13790 false for conversions involving subtypes.
13791 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
13792 (vrp_val_min): Likewise.
13793 (needs_overflow_infinity): Likewise.
13794 (extract_range_from_unary_expr): Likewise.
13796 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
13798 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13799 * config/frv/frv.c: Likewise.
13800 * config/s390/s390.c: Likewise.
13801 * config/sparc/sparc.h: Likewise.
13802 * config/i386/i386.h: Likewise.
13803 * config/i386/i386.c: Likewise.
13804 * config/crx/crx.c: Likewise.
13805 * config/m68hc11/m68hc11.h: Likewise.
13806 * config/iq2000/iq2000.c: Likewise.
13807 * config/mn10300/mn10300.h: Likewise.
13808 * config/mn10300/mn10300.c: Likewise.
13809 * config/m68k/m68k.c: Likewise.
13810 * config/rs6000/rs6000.c: Likewise.
13811 * config/rs6000/xcoff.h: Likewise.
13812 * config/rs6000/linux64.h: Likewise.
13813 * config/rs6000/sysv4.h: Likewise.
13814 * config/score/score3.c: Likewise.
13815 * config/score/score7.c: Likewise.
13816 * config/score/score.c: Likewise.
13817 * config/arm/arm.md: Likewise.
13818 * config/mips/mips.c: Likewise.
13819 * config/mips/mips.md: Likewise.
13820 * config/bfin/bfin.h: Likewise.
13821 * config/pa/pa.c: Likewise.
13822 * config/pa/constraints.md: Likewise.
13824 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
13825 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
13826 * config/pdp11/pdp11.h: Use memory_address_p instead.
13828 2009-05-14 Ian Lance Taylor <iant@google.com>
13830 * passes.c (finish_optimization_passes): Change i to int.
13831 * plugin.c (plugins_active_p): Change event to int.
13832 (dump_active_plugins): Likewise.
13833 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
13835 * tree.c (tree_range_check_failed): Change c to unsigned int.
13836 (omp_clause_range_check_failed): Likewise.
13837 (build_common_builtin_nodes): Change mode to int. Add cast.
13838 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
13839 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
13841 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
13842 ++ or -- with a variable of enum type.
13844 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13847 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
13849 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13851 * store-motion.c: Do not include params.h
13852 * Makefile.in: Fix dependencies for various files.
13854 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13856 * auto-inc-dec.c: Fix pass description, remove apparent
13857 accidental duplication.
13859 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
13861 PR middle-end/40147
13862 * ipa-utils.h (memory_identifier_string): Moved to ...
13863 * tree.h (memory_identifier_string): Here. Add GTY(()).
13865 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
13867 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
13868 in the former documentation of...
13869 (GO_IF_LEGITIMATE_ADDRESS): ... this.
13870 * ira-conflicts.c (get_dup_num): Use address_operand.
13871 * targhooks.c (default_legitimate_address_p): New.
13872 * targhooks.h (default_legitimate_address_p): New.
13873 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
13875 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
13876 * target.h (struct target): Add legitimate_address_p.
13877 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
13878 (TARGET_INITIALIZER): Include it.
13880 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13881 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
13882 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
13883 (TARGET_LEGITIMATE_ADDRESS_P): New.
13885 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13886 (REG_OK_STRICT_P): Delete.
13887 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
13888 (frv_legitimate_address_p_1): ... this.
13889 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
13890 (frv_legitimate_address_p_1): ... the renamed old
13891 frv_legitimate_address_p.
13892 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
13893 (TARGET_LEGITIMATE_ADDRESS_P): New.
13895 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13896 * config/s390/s390-protos.h (legitimate_address_p): Remove.
13897 * config/s390/s390.c (legitimate_address_p): Rename to...
13898 (s390_legitimate_address_p): ... this, make static.
13899 (legitimize_address): Adjust call.
13900 (TARGET_LEGITIMATE_ADDRESS_P): New.
13901 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
13903 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13904 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
13905 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
13906 (TARGET_LEGITIMATE_ADDRESS_P): New.
13908 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13909 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
13910 * config/spu/spu.c (spu_legitimate_address): Rename to...
13911 (spu_legitimate_address_p): ... this, make static.
13912 (TARGET_LEGITIMATE_ADDRESS_P): New.
13914 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13915 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
13916 * config/sparc/sparc.c (legitimate_address_p): Rename to...
13917 (sparc_legitimate_address_p): ... this, make static and return bool.
13918 (legitimize_address): Adjust call.
13919 (TARGET_LEGITIMATE_ADDRESS_P): New.
13921 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13922 * config/i386/i386-protos.h (legitimate_address_p): Remove.
13923 * config/i386/i386.c (legitimate_address_p): Rename to...
13924 (ix86_legitimate_address_p): ... this, make static.
13925 (constant_address_p): Move after it, adjust call.
13926 (TARGET_LEGITIMATE_ADDRESS_P): New.
13928 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13929 * config/avr/avr-protos.h (legitimate_address_p): Remove.
13930 * config/avr/avr.c (legitimate_address_p): Rename to...
13931 (avr_legitimate_address_p): ... this, make static.
13932 (legitimize_address): Adjust call.
13933 (TARGET_LEGITIMATE_ADDRESS_P): New.
13935 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13936 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
13937 * config/crx/crx.c (crx_legitimate_address_p): Make static.
13938 (TARGET_LEGITIMATE_ADDRESS_P): New.
13940 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13941 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
13942 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
13943 (TARGET_LEGITIMATE_ADDRESS_P): New.
13945 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13946 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
13948 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
13950 (TARGET_LEGITIMATE_ADDRESS_P): New.
13952 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13953 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
13955 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
13957 (m68hc11_legitimate_address_p): ... this, make static.
13958 (go_if_legitimate_address_internal): Rename to...
13959 (m68hc11_legitimate_address_p_1): ... this.
13960 (legitimize_address): Adjust call.
13961 (TARGET_LEGITIMATE_ADDRESS_P): New.
13963 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13964 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
13965 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
13966 (TARGET_LEGITIMATE_ADDRESS_P): New.
13968 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13969 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
13970 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
13971 (mn10300_legitimate_address_p): ... this, make static.
13972 (TARGET_LEGITIMATE_ADDRESS_P): New.
13974 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13975 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
13976 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
13977 (TARGET_LEGITIMATE_ADDRESS_P): New.
13979 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13980 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
13981 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
13982 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13983 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
13984 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
13985 (rs6000_legitimate_address_p): ... this, make static.
13986 (TARGET_LEGITIMATE_ADDRESS_P): New.
13987 (REG_MODE_OK_FOR_BASE_P): Delete.
13988 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
13990 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13991 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
13993 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
13994 static, adjust types.
13995 (TARGET_LEGITIMATE_ADDRESS_P): New.
13997 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13998 * config/score/score.c (score_address_p): Rename to...
13999 (score_legitimate_address_p): ... this.
14000 (TARGET_LEGITIMATE_ADDRESS_P): New.
14001 * config/score/score3.c (score3_address_p): Rename to...
14002 (score3_legitimate_address_p): ... this.
14003 * config/score/score7.c (score7_address_p): Rename to...
14004 (score7_legitimate_address_p): ... this.
14006 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
14007 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
14008 GO_IF_LEGITIMATE_ADDRESS): Delete.
14009 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
14010 thumb2_legitimate_address_p): Delete.
14011 (arm_legitimate_address_p): Rename to...
14012 (arm_legitimate_address_outer_p): ... this.
14013 * config/arm/constraints.md ("Uq"): Adjust call.
14014 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
14015 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
14017 (arm_legitimate_address_outer_p): ... this.
14018 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
14020 (TARGET_LEGITIMATE_ADDRESS_P): New.
14022 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14023 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
14024 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
14025 (TARGET_LEGITIMATE_ADDRESS_P): New.
14027 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14028 * config/vax/vax-protos.h (legitimate_address_p): Remove.
14029 * config/vax/vax.c (legitimate_address_p): Rename to...
14030 (vax_legitimate_address_p): ... this, make static.
14031 (TARGET_LEGITIMATE_ADDRESS_P): New.
14033 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14034 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
14035 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
14036 (TARGET_LEGITIMATE_ADDRESS_P): New.
14038 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14039 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
14040 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
14041 (mmix_legitimate_address_p): ... this, make static.
14042 (TARGET_LEGITIMATE_ADDRESS_P): New.
14044 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14045 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
14046 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
14047 (TARGET_LEGITIMATE_ADDRESS_P): New.
14049 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14051 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
14052 of MODE_COMPLEX_INT.
14054 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14056 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
14057 LCT_NORMAL in function call.
14058 * mips-tdump.c (print_file_desc): Add cast to enum type.
14059 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
14060 (mark_stabs): Add casts to enum types.
14061 (parse_stabs_common): Add casts to enum types.
14063 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14065 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
14066 Check for invalid values of LETTER.
14068 2009-05-13 Taras Glek <tglek@mozilla.com>
14070 * attribs.c (register_attribute): moved out attribute registration
14071 into register_attribute.
14072 * doc/plugins.texi: Documented register_attribute and
14074 * gcc-plugin.h: Added forward decl for register_attribute.
14075 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
14076 * plugin.c (register_callback, invoke_plugin_callbacks): Added
14077 PLUGIN_ATTRIBUTES boilerplate.
14079 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
14081 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
14082 values even in sentinel and empty entries.
14083 (ms_printf_flag_specs): Likewise.
14084 (ms_scanf_flag_specs): Likewise.
14085 (ms_strftime_flag_specs): Likewise.
14086 (ms_print_char_table): Likewise.
14087 (ms_scan_char_table): Likewise.
14088 (ms_time_char_table): Likewise.
14090 2009-05-13 Doug Kwan <dougkwan@google.com>
14092 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
14094 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14096 * config/mips/mips.md (store): Add attributes for QI and HI.
14098 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
14099 (truncdi<mode>2): ... this new pattern.
14101 2009-05-13 Brad Hards <bradh@kde.org>
14103 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
14105 2009-05-14 Jakub Jelinek <jakub@redhat.com>
14106 Ben Elliston <bje@au.ibm.com>
14108 PR middle-end/40035
14109 * dse.c (check_mem_read_rtx): Guard against width == -1.
14111 2009-05-13 Michael Matz <matz@suse.de>
14113 PR middle-end/39976
14114 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
14115 (trivially_conflicts_p): New function.
14116 (insert_backedge_copies): Use it.
14118 2009-05-13 Janis Johnson <janis187@us.ibm.com>
14120 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
14121 (handle_stdc_pragma): Use new enum constant names.
14122 (handle_pragma_float_const_decimal64): Ditto.
14124 2009-05-13 Ian Lance Taylor <iant@google.com>
14126 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
14129 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
14131 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
14132 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
14134 * config/m68k/m68k.h (FL_UCLINUX): Define.
14136 2009-05-13 Jan Hubicka <jh@suse.cz>
14138 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
14140 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14142 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
14143 unless -fschedule-insns is specified.
14145 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14148 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
14149 TARGET_EXPAND_CBRANCHDI4.
14150 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
14151 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
14152 (cmpeqdi): Fix comment.
14154 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14156 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
14157 (sh_legitimate_address_p): Likewise.
14158 * config/sh/sh.c (sh_legitimate_index_p): New.
14159 (sh_legitimate_address_p): Likewise.
14160 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
14161 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
14162 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
14163 (MAYBE_BASE_REGISTER_RTX_P): New macro.
14164 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
14165 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
14166 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
14167 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
14168 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
14170 2009-05-12 Jan Hubicka <jh@suse.cz>
14172 * tree-inline.c (estimate_operator_cost): Add operands;
14173 when division happens by constant, it is cheap.
14174 (estimate_num_insns): Loads and stores are not having cost of 0;
14175 EH magic stuff is cheap; when computing runtime cost of switch,
14176 use log2 base of amount of its cases; builtin_expect has cost of 0;
14177 compute cost for moving return value of call.
14178 (init_inline_once): Initialize time_based flags.
14179 * tree-inline.h (eni_weights_d): Add time_based flag.
14181 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14183 * df-core.c: Update head documentation.
14185 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14188 * rs6000.c (rs6000_generate_compare): Use op1b instead of
14189 shadowing exisiting variable op1.
14191 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
14194 * config/i386/driver-i386.c (processor_signatures): New enum.
14195 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
14196 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
14197 processor signature to detect geode processor.
14199 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14203 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14205 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14206 causes spurious differences between trunk and cond-optab branch.
14208 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14210 * dojump.c (compare_from_rtx): Delete.
14211 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
14212 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
14213 if the comparison does not satisfy the predicate; test predicates for
14214 operands 2 and 3 of a cstore pattern. Don't try cstore optab
14215 further if one existing pattern fails.
14216 * expr.h (compare_from_rtx): Delete.
14217 (prepare_operand): Declare it.
14218 * optabs.c: Change "lib call" to "libcall" throughout.
14219 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
14220 HAVE_conditional_trap, emit_cmp_insn): Delete.
14221 (can_compare_p): Delete cmp_optab case.
14222 (prepare_float_lib_cmp): Return an rtx and a machine mode.
14223 Accept other parameters by value.
14224 (prepare_operand): Make non-static.
14225 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
14226 other parameters by value. Try to widen operands here based on
14227 an optab_methods argument and looking at cbranch_optab.
14228 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
14229 loop. Use cbranch_optab directly.
14230 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
14231 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
14233 (emit_conditional_move, emit_conditional_add): Inline what's needed
14234 of compare_from_rtx, using new prepare_cmp_insn for the rest.
14235 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
14236 with COMPARE. Move cmov_optab and cstore_optab above
14237 with cbranch_optab, move cmp_optab down with ucmp_optab,
14238 remove tst_otpab. Do not initialize trap_rtx.
14239 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
14240 for trap code. Do not check HAVE_conditional_trap. Use
14241 prepare_cmp_insn. Accept no predicate for operand 3.
14242 * optabs.h (OTI_cmp): Mark as used only for libcalls.
14243 (OTI_ctrap, ctrap_optab): New.
14244 (tst_optab): Delete.
14245 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
14246 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
14247 with lookup of ctrap_optab.
14248 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
14250 (ctrap_optab): New.
14252 * combine.c (combine_simplify_rtx, simplify_set): Do not
14253 special case comparing against zero for cc0 machines.
14254 * simplify-rtx.c (simplify_binary_operation_1): Never remove
14255 COMPARE on cc0 machines.
14256 (simplify_relational_operation): Return a new expression when
14257 a COMPARE could be removed.
14258 * final.c (final_scan_insn): Compare cc_status values
14259 against LHS of a (compare FOO (const_int 0)) cc0 source.
14260 Also check if cc_status.value is the full compare.
14262 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
14263 (cstoreMM4): Document.
14264 (conditional_trap): Document ctrapMM4 instead.
14265 (sync_compare_and_swapMM): Refer to cbranchcc4.
14266 (Dependent Patterns): Eliminate obsolete information referring to
14267 the old jump optimization phase.
14268 (Canonicalization): Include cbranchcc4 case, omit canonicalization
14269 of compares with 0 on cc0 machines.
14270 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
14271 avoiding references to cc0. Remove text about storing operands
14273 * doc/tm.texi (Condition Codes): Include blurb on different
14274 condition code representations, separate into subsections for
14275 CC0, MODE_CC and conditional execution.
14277 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
14278 alpha_emit_setcc): Accept operands and a machine mode.
14279 * config/alpha/alpha.c (alpha_emit_conditional_branch):
14280 Get code/op0/op1 from operands, use machine mode argument
14281 instead of alpha_compare.fp_p. Emit the branch here.
14282 (alpha_emit_setcc): Likewise, and return boolean.
14283 (alpha_emit_conditional_move): Likewise. Assert that
14284 cmp_op_mode == cmp_mode, and simplify accordingly.
14285 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
14286 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
14287 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
14289 (stack probe test): Use cbranchdi4.
14290 * config/alpha/predicates.md (alpha_cbranch_operator): New.
14292 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
14293 * config/arc/arc.h (movsicc, movsfcc): Use it.
14294 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
14295 (cbranchsi4, cstoresi4): New.
14296 (cmpsi, bCC and sCC expanders): Remove.
14298 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
14299 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
14300 * config/arm/predicates.md (arm_comparison_operator): Only include
14301 floating-point operators if there is a hardware floating-point unit.
14302 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
14303 deferring to cbranch_cc and cstore_cc respectively.
14304 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
14305 cbranch_cc, cstore_cc): New.
14306 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
14308 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
14310 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
14311 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
14313 (adjust_insn_length): Adjust calls.
14314 (avr_reorg): Handle (compare (foo) (const_int 0)).
14315 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
14316 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
14317 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
14318 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
14320 (cbranchqi4, cbranchhi4, cbranchsi4): New.
14321 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
14323 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
14324 (cbranchsi4, cstorebi4, cstoresi4): New.
14325 (movbisi): This insn is duplicate, split it to zero_extend.
14326 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
14327 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
14328 (bfin_optimize_loop): Use cbranch expander.
14329 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
14330 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
14331 (bfin_bimode_comparison_operator): ... this.
14332 (bfin_direct_comparison_operator): New.
14334 * config/cris/cris.c (cris_normal_notice_update_cc): Look
14335 inside (compare FOO (const_int 0)).
14336 (cris_rtx_costs): Handle ZERO_EXTRACT.
14337 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
14338 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
14339 (*tstdi_v32): Delete.
14340 (*cmpdi_non_v32): Add M alternative for operand 1.
14341 (cmpsi, cmp<mode>): Make private.
14342 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
14344 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
14346 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
14347 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
14348 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
14349 (cc_reg_operand): New.
14350 (any_cond): Delete.
14351 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
14352 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
14353 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
14354 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
14355 crx_expand_scond): Delete.
14357 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
14359 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
14360 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
14362 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
14363 cstoresi4, cstoresf4, cstoredf4): New.
14364 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
14365 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14366 Receive the entire operands array.
14367 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
14368 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
14369 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14370 Get test/op0/op1 from the operands array.
14371 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
14373 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
14374 (h8300_expand_store): New.
14375 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
14377 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
14378 (h8300_expand_store): New.
14379 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
14380 or do not try to produce (set (cc0) REG).
14381 (peepholes): Wrap arguments with COMPARE. Add a peephole to
14382 change a compare into a move to a scratch register. Disable some
14383 peepholes when comparing with zero.
14384 (tstsi, tsthi, tstsi, cmpqi): Make private.
14386 (bCC, sCC): Delete.
14387 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
14390 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
14391 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
14392 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
14393 (ix86_emit_i387_log1p): Use cbranchxf2.
14394 (ix86_expand_setcc): Return void.
14395 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
14396 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
14397 cmp<MODEF>, cmpcc): Remove.
14398 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
14399 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
14400 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
14401 (sCC and bCC expanders): Remove.
14402 (stack_protect_test): Use cbranchcc4.
14404 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
14406 (ia64_expand_compare): Accept three rtx by reference and return void.
14407 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
14408 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
14409 from *expr. Update *expr with the BImode comparison to do.
14410 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
14411 cmptf, bCC, sCC, conditional_trap): Delete.
14412 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
14413 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
14414 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
14415 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
14416 * config/ia64/predicates.md (ia64_cbranch_operator): New.
14418 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
14419 type of last argument.
14420 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
14421 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
14422 use machine mode argument instead of branch_type. Remove dead
14423 code for floating-point comparisons.
14424 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
14425 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
14427 (cbranchsi4, cstoresi4): New.
14428 * config/iq2000/predicates.md (reg_or_const_operand): New.
14430 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
14431 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
14432 (b<code>_op): Rewrite to...
14433 (bcc_op): ... this, using match_operator.
14434 (s<code>_op): Rewrite to...
14435 (scc_op): ... this, using match_operator.
14436 (s<code>_24_op): Rewrite to...
14437 (scc_op_24): ... this, using match_operator.
14438 (s<code>_<mode>): Rewrite to...
14439 (cstore<mode>4): ... this, using match_operator.
14440 (s<code>_<mode>_24): Rewrite to...
14441 (cstore<mode>4_24): ... this, using match_operator.
14442 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
14443 m32c_unpend_compare, m32c_expand_scc): Delete.
14444 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
14445 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
14446 (m32c_expand_movcc): Change NE to EQ if necessary.
14447 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
14449 * config/m32r/m32r-protos.h (gen_cond_store): New.
14450 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
14451 (gen_cond_store): New, from sCC patterns.
14452 (m32r_expand_block_move): Use cbranchsi4.
14453 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
14454 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
14455 (cbranchsi4, cstoresi4): New.
14457 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
14459 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
14460 (m68hc11_notice_update_cc): Look into a compare with 0.
14461 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
14463 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
14464 cmphi, cmpqi, bCC): Delete.
14465 (cbranchsi4, cbranchhi4, cbranchqi4): New.
14466 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
14467 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
14470 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
14471 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
14472 * config/m68k/constraints.md (H): New.
14473 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
14474 the define_insn below.
14475 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
14476 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
14477 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
14478 patterns): Wrap RHS with COMPARE.
14479 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
14480 (*cmpdi_internal): Name this pattern.
14481 (cmpdi): Change to define_insn.
14482 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
14483 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
14484 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
14486 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
14487 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
14488 (conditional_trap): Change to...
14489 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
14490 (*conditional_trap): Use the ordered_comparison_operator and
14491 const1_operand predicates.
14492 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
14493 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
14494 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
14495 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
14497 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
14498 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
14499 (mcore_gen_compare): New.
14500 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
14501 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
14502 (mcore_gen_compare): ... this.
14503 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
14504 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
14505 (stack probe pattern): Use cbranchsi4.
14507 * config/mips/predicates.md (mips_cstore_operator): New.
14508 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
14509 * config/mips/mips.md (any_cond): Delete.
14510 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
14512 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
14513 fixuns_truncsfdi2): Use cbranch patterns.
14514 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
14515 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
14516 Adjust call to mips_expand_conditional_branch.
14517 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
14519 * config/mips/mips-protos.h (mips_expand_conditional_branch,
14520 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
14521 * config/mips/mips.c (cmp_operands): Delete.
14522 (mips_emit_compare): Get comparison operands from *op0/*op1.
14523 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
14524 that it succeeds. Use op0/op1 instead of cmp_operands.
14525 (mips_expand_conditional_branch, mips_expand_conditional_move,
14526 mips_expand_conditional_trap): Likewise.
14527 (mips_block_move_loop): Use cbranch patterns.
14528 * config/mips/mips.h (cmp_operands): Delete.
14530 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
14531 (mmix_gen_compare_reg): Just return a register in the right CC mode.
14532 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
14533 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
14534 (*cmpcc_folded): Rename to...
14535 (*cmpdi_folded): this.
14536 (*cmpcc): Rename to...
14538 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
14541 (cbranchdf4): New. Handle invalid comparisons here.
14542 * config/mmix/predicates.md (float_comparison_operator): New.
14544 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
14545 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
14546 * config/mn10300/mn10300.md (tst): Delete.
14547 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
14548 Name these patterns and wrap RHS in a compare.
14549 (*cmpsi): Make this pattern private. Include tst.
14550 (*cmpsf): Make this pattern private.
14551 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
14552 (compare with zero peepholes): Likewise.
14554 (cbranchsi4, cbranchsf4): New.
14555 (casesi): Use cbranchsi4.
14557 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
14558 hppa_branch_type): Delete.
14559 (return_addr_rtx): Use cbranchsi4.
14560 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
14561 Emit CCFPmode comparison here.
14562 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
14563 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
14564 hppa_branch_type): Delete.
14565 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
14566 (movsicc, movdicc): Remove references to hppa_compare_op0,
14567 hppa_compare_op1 and compare_from_rtx.
14568 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
14569 (casesi): Use cbranchsi4.
14571 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
14572 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
14573 * config/pdp11/pdp11.md (register_or_const0_operand): New.
14574 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
14575 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
14577 (cbranchdf4, cbranchhi4, cbranchqi4): New.
14578 (*branch, *branch_inverted): New.
14580 * config/picochip/picochip.md (cbranchhi4): Use
14581 ordered_comparison_operator.
14582 (cmphi, bCC): Remove.
14584 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
14585 (trap_comparison_operator): Delete.
14586 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
14587 rs6000_emit_cbranch): Accept mode and operands.
14588 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
14589 rs6000_compare_fp_p): Delete.
14590 (rs6000_generate_compare): Accept mode and comparison. Extract code
14591 and op0/op1 from there. Replace references to rs6000_compare_op0
14592 and rs6000_compare_op1.
14593 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
14594 extract result from passed operands.
14595 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
14596 extract loc from passed operands.
14597 (rs6000_emit_cmove): Likewise.
14598 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
14599 rs6000_compare_fp_p): Delete.
14600 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
14601 (cbranch<GPR>4, cbranch<FP>4): New.
14602 (cstore<mode>4): New. Consolidate here all choices about when to use
14603 portable or specialized sCC sequences.
14604 (stack_protect_test): Use cbranchsi4.
14605 (conditional_trap): Replace with ctrap<GPR>4.
14606 (conditional trap insn): Replace trap_comparison_operator with
14607 ordered_comparison_operator.
14609 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
14610 (s390_emit_prologue): Use ctrap.
14611 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
14612 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
14613 New predicates replacing...
14614 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
14615 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
14616 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
14617 (add<mode>cc): Do not use s390_compare_op0/op1.
14618 (s<code>): Change to...
14619 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
14620 (seq): Change to...
14621 (cstorecc4): ... this. Handle EQ or NE equally.
14622 (*sne): Un-privatize for use in cstorecc4.
14623 (b<code>): Change to...
14624 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
14625 (conditional_trap): Replace with...
14626 (ctrap<GPR>4, ctrap<FP>4): ... these.
14627 (stack_protect): Use cbranchcc4.
14629 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
14630 * config/score/score-protos.h (score_gen_cmp): Delete.
14631 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
14632 (score_block_move-loop): Use cbranchsi4.
14633 * config/score/score.md (cbranchsi4): New.
14634 (cmpsi, bCC): Delete.
14635 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
14636 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14637 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
14638 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14639 * config/score/score3.h (score3_gen_cmp): Delete.
14640 * config/score/score7.h (score7_gen_cmp): Delete.
14642 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
14643 (sh_emit_scc_to_t): ... this. Return void.
14644 (from_compare): Rename to...
14645 (sh_emit_compare_and_branch): ... this.
14646 (sh_emit_compare_and_set): New.
14647 (sh_expand_t_scc): Accept operands.
14648 * config/sh/predicates.md (sh_float_comparison_operator): New.
14649 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
14650 (prepare_scc_operands): Rename to...
14651 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
14653 (sh_emit_cheap_store_flag): New.
14654 (sh_emit_set_t_insn): New.
14655 (from_compare): Rename to...
14656 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
14657 handling of TARGET_SH2E floating point to avoid recursive call.
14658 Generate branch here.
14659 (sh_emit_compare_and_set): New.
14660 (sh_expand_t_scc): Get op0/op1 from arguments.
14661 (sh_emit_cheap_store_flag): New.
14662 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
14664 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
14665 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
14666 (movsicc, movdicc): Do nothing when it recreated operands from
14667 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
14668 prepare_scc_operands (now sh_emit_scc_to_t).
14669 (udivdi3): Use cstoresi4.
14670 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
14671 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
14672 (cbranchint4_media, cbranchfp4_media): New.
14673 (casesi): Use cbranchdi4.
14674 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
14676 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
14677 (movnegt): Remove second operand.
14678 (cbranchsf4, cbranchdf4): New.
14679 (stack_protect): Use cbranchdi4/cbranchsi4.
14681 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
14682 (gen_compare_reg): Accept comparison, extract part of it to...
14683 (gen_compare_reg_1): ... this.
14684 (gen_compare_operator): Delete.
14685 (gen_v9_scc): Accept separate destination, comparison code and arms.
14686 Do not use sparc_compare_op0/sparc_compare_op1.
14687 (emit_scc_insn, emit_conditional_branch_insn): New.
14688 (emit_v9_brxx): Make static. Remove useless assertion.
14689 (sparc_emit_float_lib_cmp): Return RTL instead of calling
14691 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
14692 * config/sparc/sparc-protos.h (gen_compare_reg,
14693 sparc_emit_float_lib_cmp): Adjust prototype.
14694 (emit_scc_insn, emit_conditional_branch_insn): New.
14695 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
14696 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
14697 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
14698 iterators to the top.
14699 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
14700 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
14701 snedi_special_trunc): Delete.
14702 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
14703 and snedi_special_trunc.
14704 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
14705 cbranchdi4, cbranch<F:mode>4): New.
14706 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
14707 here. Use gen_compare_reg instead of gen_compare_operator.
14708 (conditional_trap): Replace with...
14709 (ctrapsi4, ctrapdi4): ... this.
14710 (stack_protect_test): Use cbranchcc4.
14712 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
14714 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
14715 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
14716 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
14717 from operands[0] or operands[3] depending on is_set.
14718 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
14719 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
14720 cmpdf, bCC), sCC: Remove.
14721 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
14722 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
14724 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
14725 spu_emit_branch_or_set.
14727 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
14729 * config/stormy16/stormy16.h (xstormy16_compare_op0,
14730 xstormy16_compare_op1): Delete.
14731 * config/stormy16/stormy16.c (xstormy16_compare_op0,
14732 xstormy16_compare_op1): Delete.
14733 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
14735 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
14736 (cmphi, cmpsi, bCC): Remove.
14738 * config/v850/v850.md (tstsi, cmpsi): Fold into...
14739 (*cmpsi): ... this one.
14740 (cbranchsi4, cstoresi4): New.
14741 (bCC expanders): Delete.
14742 (sCC insns): Fold into...
14743 (*setcc): ... this one.
14744 (casesi): Do not use gen_cmpsi and gen_bgtu.
14745 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
14746 (movsicc): Simplify.
14747 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
14749 * config/vax/vax-protos.h (cond_name): New.
14750 (vax_output_conditional_branch): Remove.
14751 * config/vax/vax.c (cond_name): New.
14752 (vax_output_conditional_branch): Remove.
14753 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
14754 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
14755 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
14756 (bit<VAXint>): Wrap source with (compare).
14757 (b<code> and following unnamed pattern): Rename to *branch and
14758 *branch_reversed. Change macroization to match_operator.
14759 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
14761 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
14762 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
14763 Change last argument to machine_mode.
14764 (xtensa_expand_scc): Add machine_mode argument.
14765 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
14766 (gen_conditional_move, xtensa_expand_conditional_branch,
14767 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
14768 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
14769 Adjust operand numbers.
14770 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
14772 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
14773 (cmpsi, cmpsf, b<code>, s<code>): Delete.
14774 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
14776 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14778 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14779 causes spurious differences between trunk and cond-optab branch.
14781 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14784 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
14786 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14788 * tree.c (iterative_hash_pointer): Delete.
14789 (iterative_hash_expr): Short-circuit handling of NULL pointer.
14790 Hash UIDs and versions of SSA names. Don't special-case built-in
14791 function declarations.
14793 2009-05-11 Ian Lance Taylor <iant@google.com>
14796 * graphite.c: Force -Wc++-compat to only be a warning before
14797 #including "cloog/cloog.h".
14799 2009-05-11 Martin Jambor <mjambor@suse.cz>
14801 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
14803 2009-05-11 Jan Hubicka <jh@suse.cz>
14805 * tree-ssa-loop-ivcanon.c: Include target.h
14806 (struct loop_size): new structure.
14807 (constant_after_peeling): New predicate.
14808 (tree_estimate_loop_size): New function.
14809 (estimated_unrolled_size): Rewrite for new estimates.
14810 (try_unroll_loop_completely): Use new estimates.
14811 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
14813 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14815 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
14816 libcpp interface change.
14817 (spu_macro_to_expand): Likewise.
14819 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
14821 PR tree-optimization/40026
14822 * gimplify.c (gimplify_init_constructor): Change initial conditional
14823 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
14824 optimize_compound_literals_in_ctor.
14826 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
14828 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
14830 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
14832 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
14834 * tree-vect-data-refs.c (vect_analyze_group_access): Use
14835 HOST_WIDE_INT for gap.
14837 2009-05-11 Ira Rosen <irar@il.ibm.com>
14839 PR tree-optimization/40074
14840 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
14841 account in group size and step comparison.
14843 2009-05-11 Richard Guenther <rguenther@suse.de>
14845 * passes.c (init_optimization_passes): Strip now incorrect comment.
14846 (execute_function_todo): Do not set PROP_alias.
14847 * tree-pass.h (PROP_alias): Remove.
14848 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
14849 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
14850 * tree-nrv.c (pass_return_slot): Likewise.
14851 * tree-object-size.c (pass_object_sizes): Likewise.
14852 * tree-ssa-dom.c (pass_dominator): Likewise.
14853 (pass_phi_only_cprop): Likewise.
14854 * tree-ssa-dse.c (pass_dse): Likewise.
14855 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
14856 (pass_cselim): Likewise.
14857 * tree-ssa-pre.c (pass_pre): Likewise.
14858 (pass_fre): Likewise.
14859 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
14860 * tree-ssa-sink.c (pass_sink_code): Likewise.
14861 * tree-stdarg.c (pass_stdarg): Likewise.
14862 * tree-tailcall.c (pass_tail_calls): Likewise.
14863 * tree-vrp.c (pass_vrp): Likewise.
14865 2009-05-10 Ian Lance Taylor <iant@google.com>
14867 * basic-block.h (enum profile_status): Break out of struct
14868 control_flow_graph.
14869 * cgraph.h (struct inline_summary): Break out of struct
14871 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
14872 of struct cgraph_order_sort.
14873 * combine.c (enum undo_kind): New enum, broken out of struct undo.
14874 * cse.c (struct branch_path): Break out of struct
14875 cse_basic_block_data.
14876 * except.h (enum eh_region_type): Break out of struct eh_region.
14877 * gcc.c (enum add_del): Break out of struct modify_target.
14878 * genrecog.c (enum decision_type): Break out of struct decision_test.
14879 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
14881 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
14882 * regmove.c (enum match_use): New enum, broken out of struct match.
14883 * sched-int.h (enum post_call_group): New enum, broken out of
14885 (struct deps_reg): Break out of struct deps.
14886 * target.h (struct asm_int_op): Break out of struct gcc_target.
14887 * tree-eh.c (struct goto_queue_node): Break out of struct
14889 * tree-inline.h (enum copy_body_cge_which): Break out of
14891 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
14893 * c-decl.c (in_struct, struct_types): New static variables.
14894 (pushtag): Add loc parameter. Change all callers.
14895 (lookup_tag): Add ploc parameter. Change all callers.
14896 (check_compound_literal_type): New function.
14897 (parser_xref_tag): Add loc parameter. Change all callers. If
14898 -Wc++-compat, warn about struct/union/enum types defined within a
14900 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
14901 and loc parameters. Change all callers. Change error calls to
14902 error_at, using loc. For a redefinition, if the location of the
14903 original definition is known, report it. Set in_struct and
14904 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
14905 (finish_struct): Add new parameters enclosing_in_struct and
14906 enclosing_struct_types. Change all callers. Set
14907 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
14908 in the struct. If in a struct, add this struct to struct_types.
14909 (start_enum): Add loc parameter. Change all callers. Use
14910 error_at for errors, using loc. For a redefinition, if the
14911 location of the original definition is known, report it. If in a
14912 struct, add this enum type to struct_types. If -Wc++-compat warn
14913 if in sizeof, typeof, or alignof.
14914 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
14915 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
14916 (c_parser_enum_specifier): Get enum location for start_enum.
14917 (c_parser_struct_or_union_specifier): Get struct location for
14918 start_struct. Save in_struct and struct_types status between
14919 start_struct and finish_struct.
14920 (c_parser_cast_expression): Get location of cast.
14921 (c_parser_alignof_expression): Get location of type.
14922 (c_parser_postfix_expression): Likewise.
14923 (c_parser_postfix_expression_after_paren_type): Add type_loc
14924 parameter. Change all callers. Call check_compound_literal_type.
14925 Use type_loc for error about variable size type.
14926 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
14927 of an enum constant from an enum type defined in a struct or union.
14928 (c_cast_expr): Add loc parameter. Change all callers. If
14929 -Wc++-compat, warn about defining a type in a cast.
14930 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
14931 (start_enum, start_struct, finish_struct): Update declarations.
14932 (parser_xref_tag, c_cast_expr): Update declarations.
14933 (check_compound_literal_type): Declare.
14935 2009-05-11 Ben Elliston <bje@au.ibm.com>
14937 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
14938 for recent libcpp interface change.
14939 (rs6000_macro_to_expand): Likewise.
14941 2009-05-10 Michael Matz <matz@suse.de>
14944 * config/arm/arm.c (require_pic_register): Emit on entry edge,
14945 not at entry of function.
14947 2009-05-10 Richard Guenther <rguenther@suse.de>
14949 PR tree-optimization/40081
14951 * tree-sra.c (instantiate_element): Instantiate scalar replacements
14952 using the main variant of the element type. Do not fiddle with
14953 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
14955 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
14956 structs with volatile fields.
14958 2009-05-10 Jan Hubicka <jh@suse.cz>
14960 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
14961 (estimate_move_cost): Assert that it does not get called for
14963 (estimate_num_insns): Skip VOID types in argument handling.
14964 (optimize_inline_calls): Delete unreachable blocks and verify that
14965 callgraph is valid.
14967 2009-05-10 Jan Hubicka <jh@suse.cz>
14969 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
14970 * cgraph.c (cgraph_mark_address_taken_node): New function.
14971 (dump_cgraph_node): Dump new flag.
14972 * cgraph.h (struct cgraph_node): Add address_taken.
14973 (cgraph_mark_address_taken_node): New function.
14974 * ipa.c (cgraph_postorder): Prioritize functions with address taken
14975 since new direct calls can be born.
14977 2009-05-10 Joseph Myers <joseph@codesourcery.com>
14979 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
14980 tok->val.node.node.
14982 2009-05-10 Jan Hubicka <jh@suse.cz>
14984 PR middle-end/40084
14985 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
14987 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
14988 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
14989 * tree-inline.c (copy_bb): Set frequency correctly.
14990 (fold_marked_statements): Update call to
14991 cgraph_update_edges_for_call_stmt.
14993 2009-05-10 Joseph Myers <joseph@codesourcery.com>
14995 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
14996 identifiers in diagnostics.
14997 * config/arm/arm.c (arm_handle_fndecl_attribute,
14998 arm_handle_isr_attribute): Likewise.
14999 * config/avr/avr.c (avr_handle_progmem_attribute,
15000 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
15001 * config/bfin/bfin.c (handle_int_attribute,
15002 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
15003 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
15004 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
15006 * config/darwin.c (darwin_handle_kext_attribute,
15007 darwin_handle_weak_import_attribute): Likewise.
15008 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
15009 h8300_handle_eightbit_data_attribute,
15010 h8300_handle_tiny_data_attribute): Likewise.
15011 * config/i386/i386.c (ix86_handle_cconv_attribute,
15012 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
15013 * config/i386/winnt.c (ix86_handle_shared_attribute,
15014 ix86_handle_selectany_attribute): Likewise.
15015 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
15016 * config/m32c/m32c.c (function_vector_handler): Likewise.
15017 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
15018 m68hc11_handle_fntype_attribute): Likewise.
15019 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
15020 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
15021 * config/mips/mips.c (mips_insert_attributes,
15022 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
15023 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
15024 rs6000_handle_struct_attribute): Likewise.
15025 * config/sh/sh.c (sh_insert_attributes,
15026 sh_handle_resbank_handler_attribute,
15027 sh_handle_interrupt_handler_attribute,
15028 sh2a_handle_function_vector_handler_attribute,
15029 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
15031 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
15032 * config/spu/spu.c (spu_handle_fndecl_attribute,
15033 spu_handle_vector_attribute): Likewise.
15034 * config/stormy16/stormy16.c
15035 (xstormy16_handle_interrupt_attribute): Likewise.
15036 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
15037 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
15039 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15041 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
15042 (pp_translate_identifiers): New.
15043 (pp_identifier): Only conditionally translate identifier to locale
15045 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
15046 (pp_base_tree_identifier): Only conditionally translate identifier
15047 to locale character set.
15048 * c-pretty-print.c (M_): Define.
15049 (pp_c_type_specifier, pp_c_primary_expression): Mark English
15050 fragments for conditional translation with M_.
15051 * tree-pretty-print.c (maybe_init_pretty_print): Disable
15052 identifier translation.
15054 2009-05-10 Richard Guenther <rguenther@suse.de>
15056 PR tree-optimization/40081
15057 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15058 using the main variant of the element type. Do not fiddle with
15059 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15061 2009-05-09 Jan Hubicka <jh@suse.cz>
15063 PR middle-end/40080
15064 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
15065 indirect calls; verify cgraph afterwards.
15067 2009-05-09 Jan Hubicka <jh@suse.cz>
15070 * ipa.c (update_inlined_to_pointer): New function.
15071 (cgraph_remove_unreachable_nodes): Use it.
15073 2009-05-09 Jan Hubicka <jh@suse.cz>
15075 * tree-eh.c (struct leh_state): Remove prev_try.
15076 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
15077 not track prev_try.
15078 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
15079 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
15080 remove_eh_handler_and_replace, foreach_reachable_handler,
15081 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
15082 * except.h (struct eh_region): Remove eh_region_u_cleanup.
15083 (gen_eh_region_cleanup): Update prototype.
15085 2009-05-09 Jan Hubicka <jh@suse.cz>
15087 PR middle-end/40043
15088 * except.c (copy_eh_region): Always set prev_try.
15089 (redirect_eh_edge_to_label): Find outer try.
15090 (foreach_reachable_handler): When looking for prev try
15091 handle case where previous try is not going to be taken.
15093 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
15095 PR tree-optimization/40049
15096 * tree-vect-stmts.c (vectorizable_operation): If the machine has
15097 only vector/vector shifts, convert the type of the constant to the
15098 appropriate type to avoid building incorrect trees, which
15099 eventually have problems with garbage collection.
15101 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15103 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
15104 -1 for complex floating-point types if honoring signed zeros.
15106 2009-05-08 Jan Hubicka <jh@suse.cz>
15108 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
15109 argument; handle correctly when profile is absent.
15110 (build_cgraph_edges): Update.
15111 (rebuild_cgraph_edges): Update.
15112 * cgraph.c: Do not include varray.h.
15113 (cgraph_set_call_stmt_including_clones): New function.
15114 (cgraph_create_edge_including_clones): Likewise
15115 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
15116 (cgraph_update_edges_for_call_stmt): Handle clones.
15117 (cgraph_remove_node): Handle clone tree.
15118 (cgraph_remove_node_and_inline_clones): New function.
15119 (dump_cgraph_node): Dump clone tree.
15120 (cgraph_clone_node): Handle clone tree.
15121 (clone_function_name): Bring here from tree-inline.c.
15122 (cgraph_create_virtual_clone): New function.
15123 * cgraph.h (ipa_replace_map): Move here from ipa.h.
15124 (cgraph_clone_info): New function.
15125 (strut cgraph_node): Add clone_info and new clone tree pointers.
15126 (cgraph_remove_node_and_inline_clones,
15127 cgraph_set_call_stmt_including_clones,
15128 cgraph_create_edge_including_clones,
15129 cgraph_create_virtual_clone): Declare.
15130 (cgraph_function_versioning): Use VEC argument.
15131 (compute_call_stmt_bb_frequency): Update prototype.
15132 (cgraph_materialize_all_clones): New function.
15133 * ipa-cp.c (ipcp_update_cloned_node): Remove.
15134 (ipcp_create_replace_map): Update to VECtors.
15135 (ipcp_update_callgraph): Use virtual clones.
15136 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
15137 (ipcp_update_profiling): Do not update local profiling.
15138 (ipcp_insert_stage): Use VECtors and virtual clones.
15139 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
15140 (clone_of_p): New function.
15141 (cgraph_preserve_function_body_p): Use clone tree.
15142 (cgraph_optimize): Materialize clones.
15143 (cgraph_function_versioning): Update for VECtors.
15144 (save_inline_function_body): Use clone tree.
15145 (cgraph_materialize_clone): New function.
15146 (cgraph_materialize_all_clones): Likewise.
15147 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
15148 * ipa.c: Include gimple.h.
15149 (cgraph_remove_unreachable_nodes): Use clone tree.
15150 * ipa-prop.c (ipa_note_param_call): Update call to
15151 compute_call_stmt_bb_frequencycall.
15152 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
15153 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
15154 (copy_bb): Handle updating of clone tree; add new edge when new call
15156 (expand_call_inline): Be strict about every call having edge.
15157 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
15158 (delete_unreachable_blocks_update_callgraph): New function.
15159 (tree_function_versioning): Use VECtors; always remove unreachable
15160 blocks and fold conditionals.
15161 * tree-inline.h: Do not include varray.h.
15162 (tree_function_versioning): Remove.
15163 * Makefile.in (GTFILES): Remove tree-inline.c
15164 * passes.c (do_per_function): Do only functions having body.
15165 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
15168 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
15169 Andrew Morrow <acm@google.com>
15172 * c-common.c (c_common_attribute_table): Permit deprecated
15173 attribute to take an optional argument.
15174 (handle_deprecated_attribute): If the optional argument to
15175 __attribute__((deprecated)) is not a string ignore the attribute
15176 and emit a warning.
15178 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
15179 * c-typeck.c (build_component_ref): Likewise.
15180 (build_external_ref): Likewise.
15182 * toplev.c (warn_deprecated_use): Add an attribute argument.
15183 Emit the message associated with __attribute__((deprecated)).
15185 * toplev.h (warn_deprecated_use): Updated.
15187 * doc/extend.texi: Document new optional parameter to
15188 __attribute__((deprecated))
15190 2009-05-08 Michael Eager <eager@eagercon.com>
15192 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
15193 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
15195 2009-05-08 Richard Guenther <rguenther@suse.de>
15197 PR tree-optimization/40062
15198 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
15199 Avoid exponential behavior.
15201 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15203 PR rtl-optimization/33928
15205 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
15206 process_uses, build_single_def_use_links): New.
15207 (update_df): Update use_def_ref.
15208 (forward_propagate_into): Use get_def_for_use instead of use-def
15210 (fwprop_init): Call build_single_def_use_links and let it initialize
15212 (fwprop_done): Free use_def_ref.
15213 (fwprop_addr): Eliminate duplicate call to df_set_flags.
15214 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
15215 df_rd_simulate_one_insn): New.
15216 (df_rd_bb_local_compute_process_def): Update head comment.
15217 (df_chain_create_bb): Use the new RD simulation functions.
15218 * df.h (df_rd_simulate_artificial_defs_at_top,
15219 df_rd_simulate_one_insn): New.
15220 * opts.c (decode_options): Enable fwprop at -O1.
15221 * doc/invoke.texi (-fforward-propagate): Document this.
15223 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15226 * c-typeck.c (build_binary_op): Handle arithmetic between one real
15227 and one complex operand specially.
15228 * tree-complex.c (some_nonzerop): Do not identify a real value as
15229 zero if flag_signed_zeros.
15231 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15233 PR rtl-optimization/33928
15234 * loop-invariant.c (record_use): Fix && vs. || mishap.
15236 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15238 PR rtl-optimization/33928
15239 * loop-invariant.c (struct use): Add addr_use_p.
15240 (struct def): Add n_addr_uses.
15241 (struct invariant): Add cheap_address.
15242 (create_new_invariant): Set cheap_address.
15243 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
15244 (record_uses): Pass df_ref to record_use.
15245 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
15248 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15250 * config/sh/sh.c: Do not include c-pragma.h.
15252 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
15254 * config/spu/spu.c: Remove include of c-common.h.
15256 2009-05-07 Janis Johnson <janis187@us.ibm.com>
15259 * c-common.h (mark_valid_location_for_stdc_pragma,
15260 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
15261 clear_float_const_decimal64, float_const_decimal64_p): New.
15262 * c.opt (Wunsuffixed-float-constants): New.
15263 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
15264 unsuffixed float constant, handle new warning.
15265 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
15266 * c-decl.c (c_scope): New flag float_const_decimal64.
15267 (set_float_const_decimal64, clear_float_const_decimal64,
15268 float_const_decimal64_p): New.
15269 (push_scope): Set new flag.
15270 * c-parser.c (c_parser_translation_unit): Mark when it's valid
15271 to use STDC pragmas.
15272 (c_parser_external_declaration): Ditto.
15273 (c_parser_compound_statement_nostart): Ditto.
15274 * c-pragma.c (valid_location_for_stdc_pragma,
15275 mark_valid_location_for_stdc_pragma,
15276 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
15277 handle_pragma_float_const_decimal64): New.
15278 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
15279 * cp/semantics.c (valid_location_for_stdc_pragma_p,
15280 set_float_const_decimal64, clear_float_const_decimal64,
15281 float_const_decimal64_p): New dummy functions.
15282 * doc/extend.texi (Decimal Float): Remove statement that the
15283 pragma, and suffix for double constants, are not supported.
15284 * doc/invoke.texi (Warning Options): List new option.
15285 (-Wunsuffixed-float-constants): New.
15287 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
15289 * config/i386/i386.c: Do not include c-common.h.
15291 2009-05-07 Mark Heffernan <meheff@google.com>
15293 * doc/invoke.texi (Debugging Options): Document change of debugging
15295 * opts.c (decode_options): Make dump_base_name relative to
15296 aux_base_name directory.
15298 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15300 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
15301 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
15303 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
15305 * Makefile.in (install-plugin): Simplify a bit.
15307 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
15309 * Makefile.in (OBJS-common): Add regcprop.o.
15311 * timevar.def (TV_CPROP_REGISTERS): New.
15312 * regrename.c (regrename_optimize): Return 0.
15313 (rest_of_handle_regrename): Delete.
15314 (pass_rename_registers): Point to regrename_optimize.
15315 (struct value_data_entry, struct value_data,
15316 kill_value_one_regno, kill_value_regno, kill_value,
15317 set_value_regno, init_value_data, kill_clobbered_value,
15318 kill_set_value, kill_autoinc_value, copy_value,
15319 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
15320 replace_oldest_value_reg, replace_oldest_value_addr,
15321 replace_oldest_value_mem, copyprop_hardreg_forward_1,
15322 debug_value_data, validate_value_data): Move...
15323 * regcprop.c: ... here.
15324 (rest_of_handle_cprop): Delete.
15325 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
15327 2009-05-07 Jakub Jelinek <jakub@redhat.com>
15329 PR middle-end/40057
15330 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
15331 GEN_INT for 1 << bitnum.
15332 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
15333 build_int_cst_type.
15335 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
15337 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
15338 Remove wrong description of "nand" operation.
15340 2009-05-06 Richard Guenther <rguenther@suse.de>
15341 Adam Nemet <anemet@caviumnetworks.com>
15343 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
15344 comment. Add that if LHS is not a gimple register, then RHS1 has
15345 to be a single object (GIMPLE_SINGLE_RHS).
15347 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
15349 * expr.c (get_def_for_expr): Move it up in the file.
15350 (store_field): When expanding a bit-field store, look at the
15351 defining gimple stmt for the masking conversion.
15353 2009-05-06 Janis Johnson <janis187@us.ibm.com>
15355 PR middle-end/39986
15356 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
15357 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
15358 32-bit memcpy into long.
15360 2009-05-06 Jakub Jelinek <jakub@redhat.com>
15362 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
15363 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
15365 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
15366 instead of appending DW_OP_deref*.
15368 2009-05-06 Michael Matz <matz@suse.de>
15370 PR middle-end/40021
15371 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
15372 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
15374 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
15376 * Makefile.in (install-plugin): Fix srcdir handling.
15378 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
15380 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
15381 when processing for not_regs_needed bitmap.
15382 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
15383 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
15384 handling it for rhs.
15386 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15388 * config/i386/i386.md (unnamed inc/dec peephole): Use
15389 optimize_insn_for_size_p instead of optimize_size.
15390 * config/i386/predicates.md (incdec_operand): Likewise.
15391 (aligned_operand): Likewise.
15392 * config/i386/sse.md (divv8sf3): Likewise.
15393 (sqrtv8sf2): Likewise.
15395 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15397 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
15399 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
15401 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15403 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
15404 ssemodesuffixf2c with avxmodesuffixf2c.
15406 2009-05-06 Joseph Myers <joseph@codesourcery.com>
15409 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
15411 2009-05-05 Jakub Jelinek <jakub@redhat.com>
15413 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
15414 (struct tree_base): Adjust spacing for 8 bit boundaries.
15415 (struct tree_decl_common): Add decl_by_reference_flag bit.
15416 (DECL_BY_REFERENCE): Adjust.
15417 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
15418 print DECL_BY_REFERENCE bit.
15419 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
15420 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
15421 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
15422 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
15425 PR middle-end/39666
15426 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
15427 range of the type, but default label is missing, add it with one
15428 of the existing labels instead of adding a new label for it.
15430 2009-05-05 Joseph Myers <joseph@codesourcery.com>
15434 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
15436 * Makefile.in (enable_plugin, plugin_includedir): New.
15437 (install): Depend on install-plugin.
15438 (PLUGIN_HEADERS): New.
15439 (install-plugin): New.
15440 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
15442 2009-05-05 Richard Guenther <rguenther@suse.de>
15444 PR tree-optimization/40022
15445 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
15447 (phivn_valid_p): Fix tuplification error, simplify.
15448 (phiprop_insert_phi): Add dumps.
15449 (propagate_with_phi): Simplify.
15451 2009-05-05 Richard Guenther <rguenther@suse.de>
15453 PR middle-end/40023
15454 * builtins.c (gimplify_va_arg_expr): Properly build the address.
15456 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
15458 * tree.h (strip_float_extensions): Remove duplicate declaration.
15459 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
15460 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
15461 block_ultimate_origin): Rearrange the declarations line to match the
15462 comment that indicates the .c file which the functions are defined.
15463 (dwarf2out_*, set_decl_rtl): Add comment.
15464 (get_base_address): Adjust comment.
15465 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
15466 declarations line and add comment.
15467 (is_builtin_name): Add blank after function name, for clarity.
15469 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15471 * attribs.c (decl_attributes): Use %qE for identifiers in
15473 * cgraphunit.c (verify_cgraph_node): Translate function names to
15474 locale character set in diagnostics.
15475 * coverage.c (get_coverage_counts): Use %qE for identifiers in
15477 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
15478 Document that functions are named in UTF-8.
15479 * expr.c (expand_expr_real_1): Translate function names to locale
15480 character set in diagnostics.
15481 * gimplify.c (omp_notice_variable, omp_is_private,
15482 gimplify_scan_omp_clauses): Use %qE for identifiers in
15484 * langhooks.c (lhd_print_error_function): Translate function names
15485 to locale character set.
15486 * langhooks.h (decl_printable_name): Document that return value is
15487 in internal character set.
15488 * stmt.c: Include pretty-print.h
15489 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
15491 (resolve_operand_name_1): Translate named operand name to locale
15493 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
15495 * toplev.c (announce_function): Translate function names to locale
15497 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
15498 (default_tree_printer): Use pp_identifier or translate identifiers
15499 to locale character set. Mark "<anonymous>" for translation.
15500 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
15501 for identifiers in diagnostics.
15502 * tree.c (handle_dll_attribute): Use %qE for identifiers in
15504 * varasm.c (output_constructor): Use %qE for identifiers in
15507 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
15509 * configure.ac: use ` ` instead of $()
15510 * configure: Regenerate.
15512 2009-05-05 Ben Elliston <bje@au.ibm.com>
15514 * config/pa/linux-atomic.c: Eliminate conditional include of
15515 errno.h on non-LP64 systems to simplify build requirements.
15517 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15519 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
15521 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
15522 and pass value to identifier_to_locale.
15523 (warn_variable_length_array): Make name a tree.
15524 (grokdeclarator): Separate diagnostic texts for named and unnamed
15525 declarators. Use %qE for named declarators.
15526 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
15528 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
15529 identifiers in diagnostics.
15530 * c-typeck.c (push_member_name, start_init): Pass identifiers to
15531 identifier_to_locale. Mark "anonymous" strings for translation.
15533 2009-05-04 Michael Eager <eager@eagercon.com>
15535 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
15536 address for DImode/DFmode only if double-precision FP regs.
15538 2009-05-04 Michael Eager <eager@eagercon.com>
15540 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
15541 TARGET_SINGLE_FLOAT check.
15543 2009-05-04 Michael Eager <eager@eagercon.com>
15545 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
15547 2009-05-04 Michael Eager <eager@eagercon.com>
15549 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
15550 * config/rs6000/t-xilinx: New
15552 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
15554 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
15555 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
15556 * gcc/explow.c (memory_address): Use target hook.
15557 * gcc/targhooks.c (default_legitimize_address): New.
15558 * gcc/targhooks.h (default_legitimize_address): New.
15559 * gcc/target.h (legitimize_address): New.
15560 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
15561 (TARGET_INITIALIZER): Include it.
15562 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
15564 * config/bfin/bfin-protos.h (legitimize_address): Remove.
15565 * config/bfin/bfin.c (legitimize_address): Remove.
15566 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
15567 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
15569 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
15570 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
15572 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
15573 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
15574 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
15575 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
15576 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
15577 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
15578 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
15579 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
15580 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
15581 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
15582 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
15583 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
15584 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
15585 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
15586 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
15587 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
15588 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
15589 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
15590 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
15591 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
15592 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
15593 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
15594 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
15596 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
15597 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
15598 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
15599 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
15600 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
15601 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
15602 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
15603 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
15604 (thumb_legitimize_address): Delete.
15605 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
15606 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
15607 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
15608 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
15609 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
15610 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
15612 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
15615 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
15616 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
15617 * config/m32r/m32r.c (m32r_legitimize_address): New.
15618 * config/m68k/m68k.c (m68k_legitimize_address): New.
15619 * config/score/score.c (score_legitimize_address): Standardize.
15620 * config/score/score3.c (score3_legitimize_address): Standardize.
15621 * config/score/score3.h (score3_legitimize_address): Adjust.
15622 * config/score/score7.c (score7_legitimize_address): Standardize.
15623 * config/score/score7.h (score7_legitimize_address): Adjust.
15624 * config/sh/sh.c (sh_legitimize_address): New.
15625 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
15627 * gcc/config/s390/s390.c (legitimize_address): Rename to...
15628 (s390_legitimize_address): ... this.
15629 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
15630 (sparc_legitimize_address): ... this.
15631 * gcc/config/i386/i386.c (legitimize_address): Rename to...
15632 (ix86_legitimize_address): ... this.
15633 * gcc/config/avr/avr.c (legitimize_address): Rename to...
15634 (avr_legitimize_address): ... this.
15635 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
15636 (mn10300_legitimize_address): ... this.
15637 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
15638 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
15639 (alpha_expand_mov): Adjust call.
15641 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
15642 * config/spu/spu.c (spu_legitimize_address): Likewise.
15643 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
15644 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
15646 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15648 * intl.c (locale_encoding, locale_utf8): New.
15649 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
15650 * intl.h (locale_encoding, locale_utf8): Declare.
15651 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
15652 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
15654 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
15656 (pp_tree_identifier): Define to call pp_base_tree_identifier.
15657 (pp_base_tree_identifier): Declare as function.
15658 (identifier_to_locale): Declare.
15659 * Makefile.in (pretty-print.o): Update dependencies.
15660 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
15662 2009-05-04 Richard Guenther <rguenther@suse.de>
15664 PR middle-end/40015
15665 * builtins.c (fold_builtin_memory_op): Do not decay to element
15666 type if the size matches the whole array.
15668 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15670 * expmed.c (synth_mult): When trying out a shift, pass the result
15673 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15675 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
15676 (shiftsub1_cost): New.
15677 (init_expmed): Compute shiftsub1_cost.
15678 (synth_mult): Optimize multiplications by constants of the form
15679 -(2^^m-1) for some constant positive integer m.
15681 2009-05-03 Richard Guenther <rguenther@suse.de>
15684 * c-typeck.c (array_to_pointer_conversion): Do not built
15685 ADDR_EXPRs of arrays of pointer-to-element type.
15686 * c-gimplify.c (c_gimplify_expr): Revert change fixing
15687 up wrong ADDR_EXPRs after-the-fact.
15688 * c-common.c (strict_aliasing_warning): Strip pointer
15689 conversions for obtaining the original type.
15690 * builtins.c (fold_builtin_memset): Handle array types.
15691 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
15694 2009-05-03 Richard Guenther <rguenther@suse.de>
15696 PR middle-end/23329
15697 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
15698 Do not lose casts from array types with unknown extent to array
15699 types with known extent.
15700 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
15701 alias set compatibility.
15703 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
15705 * flags.h (extra_warnings): Delete.
15706 * toplev.c (process_options): Handle Wuninitialized here.
15707 * opts.c (extra_warnings): Delete.
15708 (set_Wextra): Delete.
15709 (common_handle_option): -Wextra can be handled automatically.
15710 * c-opts.c (c_common_handle_option): Delete obsolete code.
15711 (c_common_post_options): Simplify comment.
15712 * common.opt (W): Add Var.
15714 (Wuninitialized): Initialize to -1.
15716 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
15717 Richard Guenther <rguenther@suse.de>
15719 * expr.c (get_def_for_expr): New function.
15720 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
15721 SSA rather than trees.
15722 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
15723 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
15725 2009-05-03 Joseph Myers <joseph@codesourcery.com>
15727 * c-common.c (reswords): Add _Imaginary.
15728 * c-common.c (enum rid): Add RID_IMAGINARY.
15730 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
15732 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
15733 Patch by Richard Guenther.
15735 2009-05-03 Anatoly Sokolov <aesok@post.ru>
15737 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
15738 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
15739 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
15740 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
15741 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
15742 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
15743 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
15744 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
15745 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
15746 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
15747 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
15748 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
15749 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
15750 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
15751 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
15752 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
15753 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
15754 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
15756 2009-05-02 Richard Guenther <rguenther@suse.de>
15758 PR tree-optimization/39940
15759 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
15762 2009-05-02 Richard Guenther <rguenther@suse.de>
15764 PR middle-end/40001
15765 * tree-ssa.c (execute_update_addresses_taken): Properly check
15766 if we can mark a variable DECL_GIMPLE_REG_P.
15767 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
15768 back to the end of the function.
15769 (is_gimple_reg_type): Remove complex type special casing.
15770 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
15773 2009-05-02 Ben Elliston <bje@au.ibm.com>
15775 * doc/collect2.texi (Collect2): Document search path behaviour
15776 when configured with --with-ld.
15778 2009-05-02 Jan Hubicka <jh@suse.cz>
15780 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
15781 parameter; update callers.
15782 (coalesce_cost_edge): EH edges are costier because they needs
15783 splitting even if not critical and even more costier when there are
15784 multiple EH predecestors.
15786 2009-05-02 Jan Hubicka <jh@suse.cz>
15788 * except.c (remove_eh_handler_and_replace): Handle updating after
15789 removing TRY blocks.
15791 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
15793 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
15795 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
15797 * varasm.c: Do not include c-pragma.h.
15798 * attribs.c: Do not incude c-common.h.
15800 2009-05-01 Michael Matz <matz@suse.de>
15802 * calls.c (initialize_argument_information): Handle SSA names like
15803 decls with a non MEM_P DECL_RTL.
15805 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15807 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
15808 * ipa-utils.c: Likewise.
15809 * ipa-type-escape.c: Likewise.
15810 * cgraphunit.c Do not include c-common.h.
15811 * ipa-pure-const.c: Likewise.
15812 * tree-if-conv.c: Likewise.
15813 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
15814 * ipa-struct-reorg.c: Likewise.
15815 * tree-nomudflap.c: Likewise.
15816 * tree-ssa-structalias.c: Likewise.
15818 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15820 * store-motion.c: Many cleanups to make this pass a first-class
15821 citizen instead of an appendix to gcse load motion. Add TODO list
15822 to make this pass faster/cleaner/better.
15824 (struct ls_expr): Post gcse.c-split cleanups.
15825 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
15826 "stores" field to "avail_stores".
15827 (pre_ldst_mems): Rename to store_motion_mems.
15828 (pre_ldst_table): Rename to store_motion_mems_table.
15829 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
15830 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
15831 (ldst_entry): Rename to st_expr_entry, update users.
15832 (free_ldst_entry): Rename to free_st_expr_entry, update users.
15833 (free_ldst_mems): Rename to free_store_motion_mems, update users.
15834 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
15836 (first_ls_expr): Rename to first_st_expr, update users.
15837 (next_ls_expr): Rename to next_st_expr, update users.
15838 (print_ldst_list): Rename to print_store_motion_mems. Print names of
15839 fields properly for store motion instead of names inherited from load
15841 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
15842 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
15845 (ae_kill): Rename to st_kill, update users.
15846 (ae_gen): Rename to st_avloc, update users.
15847 (transp): Rename to st_transp, update users.
15848 (pre_insert_map): Rename to st_insert_map, update users.
15849 (pre_delete_map): Rename to st_delete_map, update users.
15850 (insert_store, build_store_vectors, free_store_memory,
15851 one_store_motion_pass): Update for abovementioned changes.
15853 (gcse_subst_count, gcse_create_count): Remove.
15854 (one_store_motion_pass): New statistics counters "n_stores_deleted"
15855 and "n_stores_created", local variables.
15857 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
15860 (regvec, compute_store_table_current_insn): Remove.
15861 (reg_set_info, reg_clear_last_set): Remove.
15862 (compute_store_table): Use DF caches instead of local dataflow
15865 2009-05-01 Joseph Myers <joseph@codesourcery.com>
15867 * c-objc-common.c (c_tree_printer): Print identifiers with
15868 pp_identifier, not pp_string. Mark "({anonymous})" for
15870 * c-pretty-print.c (pp_c_ws_string): New.
15871 (pp_c_cv_qualifier, pp_c_type_specifier,
15872 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
15873 pp_c_storage_class_specifier, pp_c_function_specifier,
15874 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
15875 pp_c_primary_expression, pp_c_postfix_expression,
15876 pp_c_unary_expression, pp_c_shift_expression,
15877 pp_c_relational_expression, pp_c_equality_expression,
15878 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
15879 use pp_string and pp_c_ws_string in place of pp_identifier and
15880 pp_c_identifier for non-identifiers. Mark English strings for
15882 * c-pretty-print.h (pp_c_ws_string): Declare.
15884 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
15885 Roland McGrath <roland@redhat.com>
15887 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
15888 (ENABLE_LD_BUILDID): New configuration option.
15889 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
15890 (LINK_BUILDID_SPEC): New macro.
15891 (init_spec): If defined, prepend it between LINK_EH_SPEC and
15893 * doc/install.texi: Document --enable-linker-build-id option.
15894 * configure: Rebuild.
15895 * config.in: Rebuild.
15897 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
15899 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
15900 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
15901 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
15902 MIPS_GP_SAVE_AREA_SIZE.
15903 * config/mips/mips.c (struct mips_frame_info): Update comment
15904 before arg_pointer_offset and hard_frame_pointer_offset.
15905 (mips_compute_frame_info): Update diagram before function: to
15906 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
15907 indicate the position of frame_pointer_rtx with -fstack-protector and
15908 to show args_size. Don't allocate cprestore area for leaf functions
15909 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
15911 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
15913 2009-04-30 Michael Matz <matz@suse.de>
15915 PR tree-optimization/39955
15916 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
15918 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
15920 * ira.c (setup_cover_and_important_classes): Use safe macro
15921 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
15923 * genpreds.c (write_tm_preds_h): Output suitable definition of
15924 REG_CLASS_FOR_CONSTRAINT.
15926 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
15928 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
15930 * bitmap.c (bitmap_descriptor): Likewise.
15931 * ggc-common.c (loc_descriptor): Likewise.
15932 * varray.c (varray_descriptor): Likewise.
15933 * vec.c (vec_descriptor): Likewise.
15935 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
15937 * Makefile.in (dce.o): Add $(EXCEPT_H).
15938 * dce.c: Include except.h and delete redundant vector definitions.
15939 (deletable_insn_p): Return false for non-call insns that can throw
15942 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
15944 * gcse.c (ae_gen): Remove.
15945 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
15946 and make non-static function to make it available in store-motion.c.
15947 Update call sites with search-and-replace.
15948 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
15949 extract_mentioned_regs, extract_mentioned_regs_helper,
15950 find_moveable_store, compute_store_table, load_kills_store, find_loads,
15951 store_killed_in_insn, store_killed_after, store_killed_before,
15952 build_store_vectors, insert_insn_start_basic_block, insert-store,
15953 remove_reachable_equiv_notes, replace_store_insn, delete_store,
15954 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
15955 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
15956 * store-motion.c: ...new file. Also copy data structures from gcse.c
15957 and clean up to remove parts not used by store motion.
15958 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
15959 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
15961 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15964 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
15965 when optimizing for size.
15967 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
15969 * gcse.c (gcse_constant_p): Fix typo in last change.
15971 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
15973 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
15975 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
15977 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
15979 2009-04-29 James E. Wilson <wilson@codesourcery.com>
15981 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
15982 CONST_HIGH_PART result.
15984 2009-04-29 Anatoly Sokolov <aesok@post.ru>
15986 * config/avr/avr.c (initial_elimination_offset): Rename to
15987 avr_initial_elimination_offset.
15988 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
15989 change return type to bool.
15990 (avr_can_eliminate): New function.
15991 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
15992 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
15993 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
15994 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
15995 avr_initial_elimination_offset.
15996 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
15997 (avr_initial_elimination_offset): Define.
15999 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
16000 Steven Bosscher <steven@gcc.gnu.org>
16002 PR rtl-optimization/39938
16003 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
16004 * cfgrtl.c: Include insn-attr.h.
16005 (rest_of_pass_free_cfg): New function.
16006 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
16007 * resource.c (init_resource_info): Remove call to df_analyze.
16009 2009-04-29 Richard Guenther <rguenther@suse.de>
16012 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
16013 allow conversion to signed integers.
16015 2009-04-29 Richard Guenther <rguenther@suse.de>
16017 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
16018 shifts of floating point vectors if the shift amount is
16019 a constant multiple of the element size.
16021 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
16022 Michael Matz <matz@suse.de>
16024 PR middle-end/39927
16026 * tree-outof-ssa.c (emit_partition_copy): New function.
16027 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
16028 insert_part_to_rtx_on_edge): Perform the partition base var
16029 copy using emit_partition_copy.
16030 (insert_value_copy_on_edge): Convert constants to the right mode.
16031 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
16032 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
16034 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16036 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
16037 scan backwards to try to find a constant to initialize it.
16039 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
16040 insn before the loop_end instruction, don't look past labels.
16042 2009-04-29 Richard Guenther <rguenther@suse.de>
16044 PR middle-end/39937
16045 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
16046 loose type conversions.
16047 (forward_propagate_addr_expr): Fix tuplification bug. Remove
16048 stmts only if there are no uses of its definition.
16050 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16052 * config/bfin/bfin.h (splitting_loops): Declare.
16053 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
16054 Reorder bit definitions to be ascending.
16055 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
16056 * config/bfin/bfin.c (splitting_loops): New variable.
16057 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
16058 (struct loop_info): Remove members INIT and LOOP_INIT.
16059 (bfin_optimize_loop): Don't set them. Reorder the code that generates
16060 the LSETUP sequence. Allow LC to be loaded from any register, but
16061 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
16062 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
16064 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
16065 of reload_completed.
16068 * config/bfin/bfin.md (movsi_insn): Refine constraints.
16070 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
16072 * Makefile.in (PLUGIN_VERSION_H): New.
16073 (OBJS-common): Remove plugin-version.o.
16074 (plugin.o): Depend on (PLUGIN_VERSION_H).
16075 (plugin-version.o): Remove.
16076 * configure: Regenerate
16077 * configure.ac: Create plugin-version.h.
16078 * gcc-plugin.h (plugin_gcc_version): Remove.
16079 (plugin_default_version_check): Change signature.
16080 * plugin-version.c: Remove.
16081 * plugin.c: Include plugin-version.h.
16082 (str_plugin_gcc_version_name): Remove.
16083 (try_init_one_plugin): Pass gcc version to plugin_init.
16084 (plugin_default_version_check): Both gcc and plugin versions are now
16087 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16089 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
16090 problematic last insns. Test for TYPE_CALL rather than CALL_P.
16091 Remove special case testing for last insn of inner loops. Don't fail
16092 if the loop ends with a jump, emit an extra nop instead.
16094 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
16095 DREGS rather than comparing directly. Remove code that tries to
16096 account for latencies.
16098 2009-04-29 Richard Guenther <rguenther@suse.de>
16100 PR tree-optimization/39941
16101 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
16102 eliminating an indirect call.
16104 2009-04-29 Richard Guenther <rguenther@suse.de>
16106 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
16107 parameter. Allow invariants as base if !require_lvalue.
16108 (verify_gimple_assign_single): Adjust.
16110 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16112 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
16113 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
16114 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
16115 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
16116 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
16118 * config/bfin/bfin.c (bfin_expand_builtin,
16119 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
16121 2009-04-28 Richard Guenther <rguenther@suse.de>
16123 * tree-vect-loop.c (get_initial_def_for_induction): Use
16124 correct types for pointer increment.
16126 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16128 * toplev.c (print_version): Update GMP version string calculation.
16130 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
16132 PR rtl-optimization/39938
16133 * resource.c (init_resource_info): Add call to df_analyze.
16135 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16137 * config/alpha/alpha.md (usegp): Cast the result of
16138 alpha_find_lo_sum_using_gp to enum attr_usegp.
16139 * config/alpha/alpha.c (override_options): Remove end-of-structure
16140 marker element from cpu_table. Use array size of cpu_table to handle
16141 -mcpu and -mtune options.
16142 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
16144 2009-04-28 Joseph Myers <joseph@codesourcery.com>
16146 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
16147 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
16148 tune_32 and tune_64.
16149 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16150 support on PowerPC.
16151 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
16152 * config/rs6000/option-defaults.h: ... here. New file.
16153 (OPT_64, OPT_32): Define.
16154 (MASK_64BIT): Define to 0 if not already defined.
16155 (OPT_ARCH64, OPT_ARCH32): Define.
16156 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
16159 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16161 * config/arm/arm.c (arm_override_options): Emit error on using
16164 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16166 PR rtl-optimization/39914
16167 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16168 registers for allocnos created from user-defined variables only
16169 when not optimizing.
16171 2009-04-28 Richard Guenther <rguenther@suse.de>
16173 PR middle-end/39937
16174 * fold-const.c (fold_binary): Use distribute_real_division only
16177 2009-04-28 Steve Ellcey <sje@cup.hp.com>
16179 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
16180 add hpux-stdint.h to tm_file.
16181 (hppa[12]*-*-hpux11*): Ditto.
16182 (ia64*-*-hpux*): Ditto.
16183 * config/hpux-stdint.h: New.
16184 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
16185 __STDC_EXT__ for all compiles.
16186 * config/pa/pa-hpux.h: Ditto.
16187 * config/pa/pa-hpux10.h: Ditto.
16188 * config/pa/pa-hpux11.h: Ditto.
16190 2009-04-28 Catherine Moore <clm@codesourcery.com>
16192 * debug.h (set_name): Add comment.
16194 2009-04-28 Andrew Pinski <pinskia@gmail.com>
16197 * config/darwin.c (machopic_gen_offset): Check
16198 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
16199 * config/arm/arm.c (require_pic_register): Likewise.
16201 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
16203 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
16204 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
16205 m32c_promote_prototypes): Delete.
16207 2009-04-28 Michael Matz <matz@suse.de>
16209 PR middle-end/39922
16210 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
16213 2009-04-28 Richard Guenther <rguenther@suse.de>
16215 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
16217 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16219 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
16220 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
16221 * config/arm/arm-tune.md: Regenerate.
16223 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
16225 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
16226 block if there are complex incoming edges.
16227 (sel_merge_blocks): Remove useless assert.
16228 (sel_redirect_edge_and_branch): Check that edge was redirected.
16229 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
16230 (sel_find_rgns): Delete declaration.
16231 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
16232 the region when it is not a preheader.
16234 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16237 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
16239 2009-04-28 Richard Guenther <rguenther@suse.de>
16241 * tree.h (SSA_NAME_VALUE): Remove.
16242 (struct tree_ssa_name): Remove value_handle member.
16243 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
16244 array for jump threading.
16245 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
16247 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
16248 * tree-flow.h (threadedge_initialize_values): Declare.
16249 (threadedge_finalize_values): Likewise.
16250 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
16251 (SSA_NAME_VALUE): Define.
16252 (threadedge_initialize_values): New function.
16253 (threadedge_finalize_values): Likewise.
16254 * tree-ssa-dom.c (ssa_name_values): New global variable.
16255 (SSA_NAME_VALUE): Define.
16256 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
16258 2009-04-28 Ira Rosen <irar@il.ibm.com>
16260 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
16261 Use REPORT_VECTORIZED_LOCATIONS instead
16262 REPORT_VECTORIZED_LOOPS.
16263 * tree-vectorizer.c (vect_verbosity_level): Make static.
16264 (vect_loop_location): Rename to vect_location.
16265 (vect_set_verbosity_level): Update comment.
16266 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
16268 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
16269 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
16270 instead REPORT_UNVECTORIZED_LOOPS.
16271 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
16272 and vect_loop_def to vect_external_def and vect_internal_def.
16273 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
16274 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
16275 REPORT_UNVECTORIZED_LOCATIONS.
16276 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
16277 and vect_used_in_loop and to vect_unused_in_scope and
16278 vect_used_in_scope.
16279 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
16280 (vect_verbosity_level): Remove declaration.
16281 (vect_analyze_operations): Likewise.
16282 (vect_analyze_stmt): Declare.
16283 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
16284 REPORT_UNVECTORIZED_LOCATIONS.
16285 (vect_get_loop_niters): Fix indentation.
16286 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
16287 (vect_analyze_loop_operations): New function.
16288 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
16289 vect_analyze_operations.
16290 (vect_is_simple_reduction): Use new names.
16291 (vectorizable_live_operation, vect_transform_loop): Likewise.
16292 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
16293 to specify whether the data references can be a part of interleaving
16295 (vect_analyze_data_ref_dependence): Use new names.
16296 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
16297 (vect_create_addr_base_for_vector_ref): Remove redundant code.
16298 * tree-vect-patterns.c (widened_name_p): Use new names.
16299 (vect_recog_dot_prod_pattern): Likewise.
16300 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
16301 (process_use, vect_mark_stmts_to_be_vectorized,
16302 vect_model_simple_cost, vect_model_store_cost,
16303 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
16304 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
16305 vectorizable_operation, vectorizable_type_demotion,
16306 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
16307 vectorizable_condition): Likewise.
16308 (vect_analyze_operations): Split into vect_analyze_loop_operations
16310 (vect_analyze_stmt): ... new function.
16311 (new_stmt_vec_info): Use new names.
16312 (vect_is_simple_use): Use new names and fix comment.
16313 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
16314 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
16316 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16319 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
16320 and integer modes for x87 operands. Do not ICE for unsupported size,
16321 generate error instead. Generate error for unsupported operand types.
16322 ['z']: Do not handle HImode memory operands specially. Warning
16323 for floating-point operands. Fallthru to 'Z' for unsupported operand
16324 types. Do not ICE for unsupported size, generate error instead.
16325 (output_387_binary_op): Use %Z to output operands.
16326 (output_fp_compare): Ditto.
16327 (output_387_reg_move): Ditto.
16329 2009-04-28 Ben Elliston <bje@au.ibm.com>
16334 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16336 * builtins.c (c_strlen): Do not warn here.
16337 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16338 * c-common.c (pointer_int_sum): Take an explicit location.
16339 Warn about offsets out of bounds.
16340 * c-common.h (pointer_int_sum): Adjust declaration.
16342 2009-04-27 Ian Lance Taylor <iant@google.com>
16344 * collect2.c (is_ctor_dtor): Change type of ret field in struct
16346 * dce.c (run_fast_df_dce): Change type of old_flags to int.
16347 * df-core.c (df_set_flags): Change return type to int. Change
16348 type of old_flags to int.
16349 (df_clear_flags): Likewise.
16350 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
16351 (df_get_conditional_uses): Likewise.
16352 * df.h (df_set_flags, df_clear_flags): Update declarations.
16353 * dwarf2out.c (struct indirect_string_node): Change type of form
16354 field to enum dwarf_form.
16355 (AT_string_form): Change return type to enum dwarf_form.
16356 * fixed-value.c (fixed_compare): Add cast to enum type.
16357 * fwprop.c (update_df): Change 0 to VOIDmode.
16358 * gensupport.c: Change 0 to UNKNOWN.
16359 * gimple.h (gimple_cond_code): Add cast to enum type.
16360 * haifa-sched.c (reemit_notes): Add cast to enum type.
16361 * hooks.c (hook_int_void_no_regs): Remove function.
16362 * hooks.h (hook_int_void_no_regs): Remove declaration.
16363 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
16364 * predict.c (combine_predictions_for_insn): Add casts to enum type.
16365 * real.c (real_arithmetic): Add cast to enum type.
16366 (real_compare): Likewise.
16367 * target.h (struct gcc_target): Change return type of
16368 branch_target_register_class to enum reg_class.
16369 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
16370 default_branch_target_register_class.
16371 * targhooks.c (default_branch_target_register_class): New function.
16372 * targhooks.h (default_branch_target_register_class): Declare.
16373 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
16374 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
16376 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
16378 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
16379 vect_uninitialized_def. Change 0 to ERROR_MARK.
16380 * tree-vect-stmts.c (supportable_widening_operation): Don't
16381 initialize icode1 and icode2.
16382 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
16383 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
16385 (cmn_err_flag_specs): Change 0 to STD_C89.
16386 (cmn_err_char_table): Likewise.
16387 * config/arm/arm.c (get_arm_condition_code): Change type of code
16388 to enum arm_cond_code.
16389 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
16390 (IWMMXT_BUILTIN2): Likewise.
16391 (neon_builtin_type_bits): Don't define typedef.
16392 (neon_builtin_datum): Change type of bits field to int.
16393 (arm_expand_neon_args): Add cast to enum type.
16394 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
16396 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
16397 casts to enum type.
16398 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
16400 * config/mips/mips.md (jal_macro): Return enum constant.
16401 (single_insn): Likewise.
16402 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
16404 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16405 casts to enum type.
16406 * config/s390/s390.c (s390_tune_flags): Change type to int.
16407 (s390_arch_flags): Likewise.
16408 (s390_handle_arch_option): Change flags field of struct pta to int.
16409 * config/s390/s390.h (s390_tune_flags): Update declaration.
16410 (s390_arch_flags): Likewise.
16411 * config/sh/sh.c (prepare_move_operands): Compare
16412 tls_symbolic_operand result with enum constant.
16413 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
16414 (sh_expand_prologue): Add cast to enum type.
16415 (sh_expand_epilogue): Likewise.
16416 (tls_symbolic_operand): Change return type to enum tls_model.
16417 (fpscr_set_from_mem): Add cast to enum type.
16418 (legitimize_pic_address): Compare tls_symbolic_operand result with
16420 (sh_target_reg_class): Change return type to enum reg_class.
16421 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
16423 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
16424 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
16425 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
16426 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
16427 (delayed_branch, tls_call_delay): Likewise.
16428 (eligible_for_sibcall_delay): Likewise.
16429 (eligible_for_return_delay): Likewise.
16430 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
16431 (spu_expand_builtin_1): Likewise.
16433 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
16434 for all types of conversions.
16435 (output_init_element): Issue -Wc++-compat warning if needed when
16436 initializing a bitfield with enum type.
16437 * c-parser.c (c_parser_expression): Set original_type to
16438 original_type of right hand operand of comma operator.
16440 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16442 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
16444 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
16445 * doc/cpp.texi (Standard Predefined Macros)
16446 (Implementation-defined behavior): Likewise.
16447 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
16448 * doc/gimple.texi (GIMPLE Exception Handling)
16449 (@code{GIMPLE_ASSIGN}): Likewise.
16450 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
16451 * doc/invoke.texi (Warning Options, Optimize Options)
16452 (AVR Options, Darwin Options): Likewise.
16453 (Optimize Options): Reformulate -fwhole-program description.
16454 * doc/loop.texi (Lambda): Likewise.
16455 * doc/md.texi (Output Template, Define Constraints)
16456 (Standard Names, Insn Splitting): Likewise.
16457 * doc/options.texi (Option properties): Likewise.
16458 * doc/passes.texi (Tree-SSA passes): Likewise.
16459 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
16460 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
16461 (File Names and DBX): Likewise.
16462 * doc/trouble.texi (Incompatibilities): Likewise.
16464 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16466 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
16467 instruction is correct.
16469 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16471 Allow non-constant arguments to conversion intrinsics.
16472 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
16473 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
16474 * spu.c (print_operand): Handle 'v' and 'w'.
16475 (exp2_immediate_p, spu_gen_exp2): Define.
16476 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
16477 spu_convtf_1): Update parameter descriptions.
16478 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
16479 * constraints.md ('v', 'w'): New.
16480 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
16482 (i2f, I2F): New define_mode_attr.
16483 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
16484 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
16485 fixuns_truncv4sfv4si2): Update to use mode attribute.
16486 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
16487 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
16488 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
16489 patterns for combine.
16491 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
16493 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
16494 (cprop, hoist, pre, store_motion): New debug counters.
16495 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
16496 is not an RTL pass anymore.
16497 (pass_profiling): Remove extern decl for pass removed in 2005.
16498 (pass_gcse, pass_jump_bypass): Remove.
16499 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
16500 to 0 for clean state.
16501 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
16502 * cse.c (gate_handle_cse_after_global_opts,
16503 rest_of_handle_cse_after_global_opts): New functions.
16504 (pass_cse_after_global_opts): New pass, does local CSE.
16505 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
16506 (TV_CPROP): New timevar.
16507 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
16508 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
16509 (gcse_main, recompute_all_luids): Remove.
16510 (compute_hash_table_work): Call max_reg_num instead of reading
16512 (cprop_jump): Don't set run_jump_opt_after_gcse.
16513 (constprop_register): Always allow to alter jumps.
16514 (cprop_insn): Likewise.
16515 (do_local_cprop): Likewise.
16516 (local_cprop_pass): Likewise. Return non-zero if something changed.
16517 (cprop): Remove function, fold interesting bits into one_cprop_pass.
16518 (find_implicit_sets): Add note about missed optimization opportunity.
16519 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
16520 pass_rtl_cprop execute function.
16521 Don't bother tracking the pass number, each pass gets its own dumpfile
16523 Always allow to alter jumpsand bypass jumps.
16524 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
16525 will just find no suitable set.
16526 (pre_edge_insert): Fix dumping, this function is for PRE only.
16527 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
16528 pass_rtl_pre execute function.
16529 (hoist_code): Return non-zero if something changed. Keep track of
16530 substitutions and insertions for statistics gathering similar to PRE.
16531 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
16532 called from the pass_rtl_hoist execute function. Show pass statistics.
16533 (compute_store_table): Use max_reg_num directly instead of using the
16534 formerly global max_gcse_regno.
16535 (build_store_vectors): Likewise.
16536 (replace_store_insn): Fix dumping.
16537 (store_motion): Rename to ...
16538 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
16539 pass, called from the pass_rtl_store_motion execute function. Keep
16540 track of substitutions and insertions for statistics gathering similar
16542 (bypass_jumps): Remove, fold interesting bits into ...
16543 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
16544 from the pass_rtl_cprop execute function.
16545 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
16546 pass_jump_bypass): Remove.
16547 (gate_handle_gcse, rest_of_handle_gcse): Remove.
16548 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
16549 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
16550 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
16551 (gate_rtl_store_motion, execute_rtl_store_motion,
16552 pass_rtl_store_motion): New.
16553 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
16554 make it clear that -fcse-skip-blocks is a no-op for backward compat.
16555 * passes.c (init_optimization_passes): Remove pass_gcse and
16556 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
16557 and cse_after_global_opts in place of pass_gcse. Schedule cprop
16558 instead of pass_jump_bypass.
16560 2009-04-27 Richard Guenther <rguenther@suse.de>
16562 PR middle-end/39928
16563 * gimplify.c (gimplify_expr): If we are required to create
16564 a temporary make sure it ends up as register.
16566 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
16569 * config/i386/i386.c (construct_container): Don't call
16570 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
16571 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
16573 2009-04-27 Michael Matz <matz@suse.de>
16575 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
16576 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
16577 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
16578 (dump_replaceable_exprs): Take a bitmap.
16579 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
16581 (expand_gimple_basic_block): Likewise.
16582 * tree-ssa-ter.c (struct temp_expr_table_d): Make
16583 replaceable_expressions member a bitmap.
16584 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
16585 (mark_replaceable): Likewise.
16586 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
16587 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
16589 2009-04-27 Richard Guenther <rguenther@suse.de>
16591 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
16592 (verify_stmts): Dispatch to gimple/type verification code.
16593 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
16594 issue with call argument types.
16596 2009-04-27 Michael Matz <matz@suse.de>
16598 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
16599 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
16602 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
16603 Eric Botcazou <ebotcazou@adacore.com>
16605 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
16606 a label's basic block.
16607 (mark_target_live_regs): Tidy and rework obsolete comments.
16608 Change back DF problem to LIVE. If a label starts a basic block,
16609 assume that all registers that used to be live then still are.
16610 (init_resource_info): If a label starts a basic block, set its
16611 BLOCK_FOR_INSN accordingly.
16612 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
16614 2009-04-27 Richard Guenther <rguenther@suse.de>
16616 * tree-flow-inline.h (function_ann): Remove.
16617 (get_function_ann): Likewise.
16618 * tree-dfa.c (create_function_ann): Remove.
16619 * tree-flow.h (struct static_var_ann_d): Remove.
16620 (struct function_ann_d): Likewise.
16621 (union tree_ann_d): Remove fdecl member.
16622 (function_ann_t): Remove.
16623 (function_ann, get_function_ann, create_function_ann): Remove
16626 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
16628 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
16630 2009-04-27 Jan Hubicka <jh@suse.cz>
16632 * ipa-pure-const.c (struct funct_state_d): New fields
16633 state_previously_known, looping_previously_known; remove
16634 state_set_in_source.
16635 (analyze_function): Use new fields.
16636 (propagate): Avoid assumption that state_set_in_source imply
16639 * tree-ssa-loop-niter.c (finite_loop_p): New function.
16640 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
16641 * cfgloop.h (finite_loop_p): Declare.
16643 2009-04-26 Michael Matz <matz@suse.de>
16645 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
16647 2009-04-26 Michael Matz <matz@suse.de>
16649 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
16650 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
16651 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
16652 pass_mark_used_blocks): Remove.
16653 * tree-optimize.c (pass_free_datastructures,
16654 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
16655 * passes.c (init_optimization_passes): Don't call
16656 pass_mark_used_blocks, remove dead code.
16658 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
16660 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
16661 * tree-ssa-live.h (register_ssa_partition): Likewise.
16663 2009-04-26 Michael Matz <matz@suse.de>
16666 * builtins.c (fold_builtin_next_arg): Handle SSA names.
16667 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
16668 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
16670 (compare_pairs): Swap cost comparison.
16671 (coalesce_ssa_name): Don't use change_partition_var.
16672 * tree-nrv.c (struct nrv_data): Add modified member.
16673 (finalize_nrv_r): Set it.
16674 (tree_nrv): Use it to update statements.
16675 (pass_nrv): Require PROP_ssa.
16676 * tree-mudflap.c (mf_decl_cache_locals,
16677 mf_build_check_statement_for): Use make_rename_temp.
16678 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
16679 * alias.c (find_base_decl): Handle SSA names.
16680 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
16681 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
16682 * rtl.h (set_reg_attrs_for_parm): Declare.
16683 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
16684 to "optimized", remove unused locals at finish.
16685 (execute_free_datastructures): Make global, call
16686 delete_tree_cfg_annotations.
16687 (execute_free_cfg_annotations): Don't call
16688 delete_tree_cfg_annotations.
16690 * ssaexpand.h: New file.
16691 * expr.c (toplevel): Include ssaexpand.h.
16692 (expand_assignment): Handle SSA names the same as register variables.
16693 (expand_expr_real_1): Expand SSA names.
16694 * cfgexpand.c (toplevel): Include ssaexpand.h.
16695 (SA): New global variable.
16696 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
16697 (SSAVAR): New macro.
16698 (set_rtl): New helper function.
16699 (add_stack_var): Deal with SSA names, use set_rtl.
16700 (expand_one_stack_var_at): Likewise.
16701 (expand_one_stack_var): Deal with SSA names.
16702 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
16703 before unique numbers.
16704 (expand_stack_vars): Use set_rtl.
16705 (expand_one_var): Accept SSA names, add asserts for them, feed them
16706 to above subroutines.
16707 (expand_used_vars): Expand all partitions (without default defs),
16708 then only the local decls (ignoring those expanded already).
16709 (expand_gimple_cond): Remove edges when jumpif() expands an
16710 unconditional jump.
16711 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
16712 or remove abnormal edges. Ignore insns setting the LHS of a TERed
16714 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
16715 members of SA; deal with PARM_DECL partitions here; expand
16716 all PHI nodes, free tree datastructures and SA. Commit instructions
16717 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
16718 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
16719 info and statements at start, collect garbage at finish.
16720 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
16721 (VAR_ANN_PARTITION) Remove.
16722 (change_partition_var): Don't declare.
16723 (partition_to_var): Always return SSA names.
16724 (var_to_partition): Only accept SSA names.
16725 (register_ssa_partition): Only check argument.
16726 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
16728 (delete_var_map): Don't free it.
16729 (var_union): Only accept SSA names, simplify.
16730 (partition_view_init): Mark only useful SSA names as used.
16731 (partition_view_fini): Only deal with SSA names.
16732 (change_partition_var): Remove.
16733 (dump_var_map): Use ssa_name instead of partition_to_var member.
16734 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
16736 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
16737 (struct _elim_graph): New member const_dests; nodes member vector of
16739 (set_location_for_edge): New static helper.
16740 (create_temp): Remove.
16741 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
16742 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
16743 (new_elim_graph): Allocate const_dests member.
16744 (clean_elim_graph): Truncate const_dests member.
16745 (delete_elim_graph): Free const_dests member.
16746 (elim_graph_size): Adapt to new type of nodes member.
16747 (elim_graph_add_node): Likewise.
16748 (eliminate_name): Likewise.
16749 (eliminate_build): Don't take basic block argument, deal only with
16750 partition numbers, not variables.
16751 (get_temp_reg): New static helper.
16752 (elim_create): Use it, deal with RTL temporaries instead of trees.
16753 (eliminate_phi): Adjust all calls to new signature.
16754 (assign_vars, replace_use_variable, replace_def_variable): Remove.
16755 (rewrite_trees): Only do checking.
16756 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
16757 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
16758 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
16759 contains_tree_r, MAX_STMTS_IN_LATCH,
16760 process_single_block_loop_latch, analyze_edges_for_bb,
16761 perform_edge_inserts): Remove.
16762 (expand_phi_nodes): New global function.
16763 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
16764 functions, initialize new parameter, remember partitions having a
16766 (finish_out_of_ssa): New global function.
16767 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
16768 don't reset in_ssa_p here, don't disable TER when mudflap.
16769 (pass_del_ssa): Remove.
16770 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
16772 (execute_free_datastructures): Declare.
16773 * Makefile.in (SSAEXPAND_H): New variable.
16774 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
16775 * basic-block.h (commit_one_edge_insertion): Declare.
16776 * passes.c (init_optimization_passes): Move pass_nrv and
16777 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
16778 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
16779 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
16780 (redirect_branch_edge): Deal with super block when expanding, split
16781 out jump patching itself into ...
16782 (patch_jump_insn): ... here, new static helper.
16784 2009-04-26 Michael Matz <matz@suse.de>
16786 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
16787 beyond num_ssa_names.
16788 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
16789 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
16791 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16793 PR inline-asm/39543
16794 * fwprop.c (forward_propagate_asm): New function.
16795 (forward_propagate_and_simplify): Propagate also into __asm, if it
16796 doesn't increase the number of referenced registers.
16799 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
16801 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16803 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
16804 note_nonlocal_vla_type for nonlocal VLAs.
16805 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
16806 contains_remapped_vars, remap_vla_decls): New functions.
16807 (convert_nonlocal_reference_stmt): If not optimizing, call
16808 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
16809 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
16810 if it wasn't found in var_map.
16811 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
16812 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
16813 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
16815 * gimplify.c (nonlocal_vlas): New variable.
16816 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
16818 (gimplify_body): Create and destroy nonlocal_vlas.
16820 * dwarf2out.c (loc_descr_plus_const): New function.
16821 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
16822 mem_loc_descriptor, loc_descriptor_from_tree_1,
16823 descr_info_loc, gen_variable_die): Use it.
16825 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
16826 !TREE_STATIC VAR_DECLs.
16827 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
16828 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
16829 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
16830 DECL_BY_REFERENCE is valid.
16831 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
16832 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
16833 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
16834 Copy DECL_BY_REFERENCE.
16835 (struct nesting_copy_body_data): New type.
16836 (nesting_copy_decl): New function.
16837 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
16838 if they have variable length.
16840 2009-04-26 Michael Matz <matz@suse.de>
16842 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
16843 mark new temporaries for renaming.
16845 2009-04-26 Joseph Myers <joseph@codesourcery.com>
16848 * c-decl.c (global_bindings_p): Return negative value.
16849 (c_variable_size): New. Based on variable_size from
16851 (grokdeclarator): Call c_variable_size not variable_size.
16853 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
16855 * config/i386/i386.c (print_operand) ['z']: Fix typo.
16857 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
16859 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
16860 Redefine it to just use mingw/include.
16861 (ASM_SPEC): Rules for -m32 and -m64.
16862 (LINK_SPEC): Use Likewise.
16863 (SPEC_32): New define.
16864 (SPEC_64): Likewise.
16865 (SUB_LINK_SPEC): Likewise.
16866 (MULTILIB_DEFAULTS): New define.
16867 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
16868 Add multilib options.
16869 (MULTILIB_DIRNAMES): Likewise.
16870 (MULTILIB_OSDIRNAMES): Likewise.
16871 (LIBGCC): Likewise.
16872 (INSTALL_LIBGCC): Likewise.
16874 2009-04-26 Joseph Myers <joseph@codesourcery.com>
16877 * c-tree.h (enum c_inline_static_type): New.
16878 (record_inline_static): Declare.
16879 * c-decl.c (struct c_inline_static, c_inline_statics,
16880 record_inline_static, check_inline_statics): New.
16881 (pop_file_scope): Call check_inline_statics.
16882 (start_decl): Call record_inline_static instead of pedwarning
16883 directly for static in inline function.
16884 * c-typeck.c (build_external_ref): Call record_inline_static
16885 instead of pedwarning directly for static referenced in inline
16888 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
16890 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
16891 not new but only being rescanned.
16892 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
16893 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
16894 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
16895 record_set_info, compute_set, grealloc): Remove.
16896 (recompute_all_luids): New function.
16897 (gcse_main): Don't compute sets, and don't do related memory
16898 allocations/free-ing. If something changed before the end of the
16899 pass, update LUIDs using recompute_all_luids.
16900 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
16901 (free_gcse_mem): Don't free it either.
16902 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
16903 Use the df insn LUIDs.
16904 (load_killed_in_block): Likewise.
16905 (compute_hash_table_work): Don't compute reg_set_in_block.
16906 (compute_transp): Use DF_REG_DEF_CHAINs.
16907 (local_cprop_pass): Don't use compute_sets and related functions.
16908 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
16909 Use get_max_uid() instead of max_cuid.
16910 (insert_insn_end_basic_block, pre_insert_copy_insn,
16911 update_ld_motion_stores): Don't try to
16912 keep reg_set tables up to date.
16913 (pre_insert_copies): Use df insn LUIDs.
16914 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
16915 (reg_set_info): Don't use extra bitmap argument.
16916 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
16917 information to compute regs_set_in_block.
16918 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
16919 (bypass_jumps): Don't use compute_sets and friends.
16921 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16924 * opts.c (undocumented_msg): Do not leave blank even with
16927 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16929 * c-decl.c (build_enumerator): Allow values folding to integer
16930 constants but not integer constant expressions with a pedwarn if
16933 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16936 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
16937 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
16938 type is an integer constant.
16940 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
16943 * config/i386/i386.c (print_operand) ['z']: Revert handling of
16946 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16949 * c-decl.c (grokdeclarator): Diagnose declarations of functions
16950 with variably modified return type and no storage class
16951 specifiers, except for the case of nested functions. Distinguish
16952 extern declarations of functions with variably modified return
16953 types from those of objects with variably modified types.
16955 2009-04-25 Jan Hubicka <jh@suse.cz>
16957 * tree.c (list_equal_p): New function.
16958 * tree.h (list_equal_p): Declare.
16959 * coretypes.h (edge_def, edge, const_edge, basic_block_def
16960 basic_block_def, basic_block, const_basic_block): New.
16961 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
16962 (redirect_eh_edge): New function.
16963 (make_eh_edge_update_phi): EH edges are not abnormal.
16964 * except.c: Include tree-flow.h.
16965 (list_match): New function.
16966 (eh_region_replaceable_by_p): New function.
16967 (replace_region): New function.
16968 (hash_type_list): New function.
16969 (hash_eh_region): New function.
16970 (eh_regions_equal_p): New function.
16971 (merge_peers): New function.
16972 (remove_unreachable_regions): Verify EH tree when checking;
16974 (copy_eh_region_1): New function.
16975 (copy_eh_region): New function.
16976 (push_reachable_handler): New function.
16977 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
16978 regions without label but with live RESX.
16979 * except.h (redirect_eh_edge_to_label): New.
16980 * tree-flow.h (redirect_eh_edge): New.
16981 * coretypes.h (edge_def, edge, const_edge, basic_block_def
16982 basic_block_def, basic_block, const_basic_block): Remove.
16983 * Makefile.in (except.o): Add dependency on tree-flow.h
16984 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
16985 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
16988 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
16991 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
16992 on the destination of memcpy.
16994 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
16996 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
16997 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
16998 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
17000 2009-04-25 Jan Hubicka <jh@suse.cz>
17002 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
17003 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
17004 to be reached by different label than left.
17005 (update_eh_edges): Update comment; remove edge_to_remove if possible
17006 and return true if suceeded.
17007 (cleanup_empty_eh): Accept sharing map; handle shared regions.
17008 (cleanup_eh): Compute sharing map.
17009 * except.c (remove_eh_handler_and_replace): Add argument if we should
17011 (remove_unreachable_regions): Update for label sharing.
17012 (label_to_region_map): Likewise.
17013 (get_next_region_sharing_label): New function.
17014 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
17016 (remove_eh_handler): Update.
17017 (remove_eh_region_and_replace_by_outer_of): New function.
17018 * except.h (struct eh_region): Add next_region_sharing_label.
17019 (remove_eh_region_and_replace_by_outer_of,
17020 get_next_region_sharing_label): Declare.
17021 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
17023 2009-04-25 Jan Hubicka <jh@suse.cz>
17025 * tree-cfg.c (split_critical_edges): Split also edges where we can't
17026 insert code even if they are not critical.
17028 2009-04-25 Jan Hubicka <jh@suse.cz>
17030 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17031 (gimple_can_remove_branch_p): EH edges won't remove branch by
17033 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
17034 updating of non-abnormal EH edges.
17035 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17036 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
17037 (split_critical_edges): Split also edges where emitting code on them
17038 will lead to splitting later.
17040 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17041 H.J. Lu <hongjiu.lu@intel.com>
17044 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
17045 the configured assembler supports fildq and fistpq mnemonics.
17046 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
17047 * configure: Regenerated.
17048 * config.in: Ditto.
17050 * config/i386/i386.c (print_operand): Handle 'Z'.
17051 ['z']: Remove handling of special fild/fist suffixes.
17052 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
17053 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
17054 suffix of fild insn.
17055 (*floatsi<mode>2_vector_mixed): Ditto.
17056 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
17057 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
17058 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17059 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
17060 * config/i386/gas.h (GAS_MNEMONICS): Remove.
17062 2009-04-25 Ben Elliston <bje@au.ibm.com>
17064 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
17065 the source of a set operation.
17067 2009-04-25 Anatoly Sokolov <aesok@post.ru>
17069 * target.h (struct gcc_target): Add case_values_threshold field.
17070 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
17071 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
17072 * targhooks.c (default_case_values_threshold): New function.
17073 * targhooks.h (default_case_values_threshold): Declare function.
17074 * stmt.c (expand_case): Use case_values_threshold target hook.
17075 * expr.h (case_values_threshold): Remove declartation.
17076 * expr.c (case_values_threshold): Remove function.
17077 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
17079 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
17080 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17081 (avr_case_values_threshold): Declare as static.
17082 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
17084 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
17085 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17086 (mn10300_case_values_threshold): New function.
17088 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17090 * ira.c (setup_cover_and_important_classes): Add enum cast.
17092 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
17094 * genpreds.c (write_enum_constraint_num): Output definition of
17095 CONSTRAINT_NUM_DEFINED_P macro.
17096 * ira.c (setup_cover_and_important_classes): Use
17097 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
17099 2009-04-24 DJ Delorie <dj@redhat.com>
17101 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
17102 __SH2A_SINGLE_ONLY__ also.
17104 2009-04-24 Steve Ellcey <sje@cup.hp.com>
17106 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
17107 (movdf_internal): Ditto.
17108 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
17109 SFmode and DFmode constants.
17110 (ia64_print_operand): Add 'G' format for printing
17111 floating point constants.
17113 2009-04-24 Richard Guenther <rguenther@suse.de>
17115 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
17116 from unsigned additions.
17118 2009-04-24 Joseph Myers <joseph@codesourcery.com>
17120 * c-typeck.c (set_init_index): Allow array designators that are
17121 not integer constant expressions with a pedwarn if pedantic.
17123 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17125 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
17126 zero if no overlap in nonzero bits between the operands.
17128 2009-04-24 Ian Lance Taylor <iant@google.com>
17130 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
17131 (record_dead_and_set_regs): Likewise.
17132 * df.h (struct df_mw_hardreg): Change flags field to int.
17133 (struct df_base_ref): Likewise.
17134 (struct df): Change changeable_flags field to int.
17135 * df-scan.c (df_defs_record): Change clobber_flags to int.
17136 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
17137 constants rather than #define macros.
17138 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
17139 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
17140 (enum dwarf_calling_convention): Likewise.
17141 (enum dwarf_line_number_x_ops): Likewise.
17142 (enum dwarf_call_frame_info): Likewise.
17143 (enum dwarf_source_language): Likewise.
17144 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
17145 (add_calling_convention_attribute): Likewise.
17146 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
17147 (combine_comparisons): Change compcode to int. Add cast to enum type.
17148 * genrecog.c (maybe_both_true_2): Change c to int.
17149 (write_switch): Likewise. Add cast to enum type.
17150 * gimplify.c (gimplify_omp_for): Handle return values from
17151 gimplify_expr using MIN rather than bitwise or.
17152 (gimplify_expr): Add cast to enum type.
17153 * ipa-prop.c (update_jump_functions_after_inlining): Change
17154 IPA_BOTTOM to IPA_JF_UNKNOWN.
17155 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
17156 Add casts to enum type.
17157 (setup_cover_and_important_classes): Change cl to int. Add casts
17159 (setup_class_translate): Change cl and mode to int.
17160 (ira_init_once): Change mode to int.
17161 (free_register_move_costs): Likewise.
17162 (setup_prohibited_mode_move_regs): Add casts to enum type.
17163 * langhooks.c (add_builtin_function_common): Rework assertion that
17164 value fits bitfield.
17165 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
17166 * omega.c (omega_do_elimination): Avoid math on enum types.
17167 * optabs.c (expand_vec_shift_expr): Remove casts to int.
17168 * opts.c (set_debug_level): Change 2 to enum constant. Use new
17169 int local to handle integral_argment value.
17170 * regmove.c (try_auto_increment): Change PUT_MODE to
17172 * reload.c (push_secondary_reload): Add casts to enum type.
17173 (secondary_reload_class, find_valid_class): Likewise.
17174 * reload1.c (emit_input_reload_insns): Likewise.
17175 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
17176 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
17177 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
17179 * tree.c (build_common_builtin_nodes): Add casts to enum type.
17180 * tree-complex.c (complex_lattice_t): Typedef to int rather than
17182 (expand_complex_libcall): Add casts to enum type.
17183 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
17184 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
17185 with ERROR_MARK, not NUM_TREE_CODES.
17186 (vect_create_epilog_for_reduction): Likewise.
17187 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
17188 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
17189 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
17191 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
17192 vect_unused_in_loop. Change 0 to loop_vect.
17193 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
17194 * var-tracking.c (get_init_value): Change return type to enum
17196 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
17197 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
17199 (arm_override_options): Add casts to enum type.
17200 (arm_emit_tls_decoration): Likewise.
17201 * config/i386/i386.c (ix86_function_specific_restore): Add casts
17203 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
17204 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
17205 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
17207 * config/s390/s390.c (code_for_builtin_64): Change to array of
17209 (code_for_builtin_31): Likewise.
17210 (s390_expand_builtin): Change code_for_builtin to enum insn_code
17212 * config/sparc/sparc.c (sparc_override_options): Change value
17213 field in struct code_model to enum cmodel. In initializer change
17214 0 to NULL and add cast to enum type.
17216 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
17217 Change all callers. Issue a -Wc++-compat warning using
17218 lhs_origtype if necessary.
17219 (convert_for_assignment): Issue -Wc++-compat warnings about
17220 invalid conversions to enum type on assignment.
17221 * c-common.h (build_modify_expr): Update declaration.
17223 2009-04-24 Nick Clifton <nickc@redhat.com>
17225 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
17226 (function_arg_advance): Likewise.
17227 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
17230 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17232 * config/s390/constraints.md ('I', 'J'): Fix condition.
17234 2009-04-24 Diego Novillo <dnovillo@google.com>
17236 * gengtype-parse.c (parse_error): Add newline after message.
17238 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17240 * config/i386/sse.md (avxmodesuffixs): Removed.
17241 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
17242 (*avx_pinsr<ssevecsize>): This.
17244 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17246 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
17247 follow chains of regs with a single definition, and allow expressions
17248 that are function_invariant_p.
17249 (simple_rhs_p): Allow expressions that are function_invariant_p.
17251 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
17253 PR middle-end/39867
17254 * fold-const.c (fold_cond_expr_with_comparison): When folding
17255 > and >= to MAX, make sure the MAX uses the same type as the
17256 comparison's operands.
17258 2009-04-24 Nick Clifton <nickc@redhat.com>
17260 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
17261 addressing for DImode accesses.
17262 (frv_print_operand_address): Handle PLUS case.
17263 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
17265 2009-04-24 Jakub Jelinek <jakub@redhat.com>
17267 PR rtl-optimization/39794
17268 * alias.c (canon_true_dependence): Add x_addr argument.
17269 * rtl.h (canon_true_dependence): Adjust prototype.
17270 * cse.c (check_dependence): Adjust canon_true_dependence callers.
17271 * cselib.c (cselib_invalidate_mem): Likewise.
17272 * gcse.c (compute_transp): Likewise.
17273 * dse.c (scan_reads_nospill): Likewise.
17274 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
17275 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
17276 canon_base_addr of the group, plus optional offset.
17277 (struct group_info): Rename canon_base_mem to
17279 (get_group_info): Set canon_base_addr to canon_rtx of base, not
17280 canon_rtx of base_mem.
17282 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
17284 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
17285 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
17287 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17289 * config/spu/spu-builtins.h: Delete file.
17291 * config/spu/spu.h (enum spu_builtin_type): Move here from
17293 (struct spu_builtin_description): Likewise. Add GTY marker.
17294 Do not use enum spu_function_code or enum insn_code.
17295 (spu_builtins): Add extern declaration.
17297 * config/spu/spu.c: Do not include "spu-builtins.h".
17298 (enum spu_function_code, enum spu_builtin_type_index,
17299 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
17300 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
17301 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
17302 unsigned_V2DI_type_node): Move here from spu-builtins.h.
17303 (spu_builtin_types): Make static. Add GTY marker.
17304 (spu_builtins): Add extern declaration with GTY marker.
17305 Include "gt-spu.h".
17307 * config/spu/spu-c.c: Do not include "spu-builtins.h".
17308 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
17309 Check programmatically whether all parameters are scalar.
17311 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
17313 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
17315 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
17316 assignment from the constructor either if the target is volatile.
17318 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
17320 * config/arm/arm.md (insv): Do not share operands[0].
17322 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
17324 * config/vxlib-tls.c (active_tls_threads): Delete.
17325 (delete_hook_installed): New.
17326 (tls_delete_hook): Don't delete the delete hook.
17327 (tls_destructor): Delete it here.
17328 (__gthread_set_specific): Adjust installing the delete hook.
17329 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
17330 __gthread_leave_tsd_dtor_context.
17332 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
17334 * c-format.c (gcc_tdiag_char_table): Add support for %E.
17336 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
17338 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
17340 (alpha_rtx_costs): Ditto.
17341 (emit_unlikely_jump): Use add_reg_note.
17342 (emit_frame_store_1): Ditto.
17343 (alpha_expand_prologue): Ditto.
17344 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17345 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
17347 2009-04-23 Nick Clifton <nickc@redhat.com>
17349 * config/v850/v850.md (epilogue): Remove suppressed code.
17350 (return): Rename to return_simple and remove test of frame size.
17351 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
17352 to gen_return_simple.
17354 2009-04-22 Jing Yu <jingyu@google.com>
17357 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
17359 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17362 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
17363 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
17364 value is a VECTOR_CST, the element type is the element type of the
17367 2009-04-22 DJ Delorie <dj@redhat.com>
17369 * config/m32c/m32c.h: Update GTY annotations to new syntax.
17371 2009-04-22 Jakub Jelinek <jakub@redhat.com>
17373 * alias.c (find_base_term): Move around LO_SUM case, so that
17374 CONST falls through into PLUS/MINUS handling.
17377 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
17378 into 0, use omit_one_operand.
17380 2009-04-23 Ben Elliston <bje@au.ibm.com>
17382 * config/rs6000/linux-unwind.h (get_regs): Remove type
17383 puns. Change the type of `pc' to an array of unsigned ints and
17384 update all users. Constify frame24.
17386 2009-04-22 DJ Delorie <dj@redhat.com>
17388 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
17389 declarations before code.
17390 (current_function_special_page_vector): Likewise.
17391 (m32c_expand_insv): Silence a warning.
17393 2009-04-21 Taras Glek <tglek@mozilla.com>
17395 * alias.c: Update GTY annotations to new syntax.
17396 * basic-block.h: Likewise.
17397 * bitmap.h: Likewise.
17398 * c-common.h: Likewise.
17399 * c-decl.c: Likewise.
17400 * c-parser.c: Likewise.
17401 * c-pragma.c: Likewise.
17402 * c-tree.h: Likewise.
17403 * cfgloop.h: Likewise.
17404 * cgraph.h: Likewise.
17405 * config/alpha/alpha.c: Likewise.
17406 * config/arm/arm.h: Likewise.
17407 * config/avr/avr.h: Likewise.
17408 * config/bfin/bfin.c: Likewise.
17409 * config/cris/cris.c: Likewise.
17410 * config/darwin.c: Likewise.
17411 * config/frv/frv.c: Likewise.
17412 * config/i386/i386.c: Likewise.
17413 * config/i386/i386.h: Likewise.
17414 * config/i386/winnt.c: Likewise.
17415 * config/ia64/ia64.h: Likewise.
17416 * config/iq2000/iq2000.c: Likewise.
17417 * config/mips/mips.c: Likewise.
17418 * config/mmix/mmix.h: Likewise.
17419 * config/pa/pa.c: Likewise.
17420 * config/pa/pa.h: Likewise.
17421 * config/rs6000/rs6000.c: Likewise.
17422 * config/s390/s390.c: Likewise.
17423 * config/sparc/sparc.c: Likewise.
17424 * config/xtensa/xtensa.c: Likewise.
17425 * cselib.h: Likewise.
17426 * dbxout.c: Likewise.
17427 * dwarf2out.c: Likewise.
17428 * except.c: Likewise.
17429 * except.h: Likewise.
17430 * fixed-value.h: Likewise.
17431 * function.c: Likewise.
17432 * function.h: Likewise.
17433 * gimple.h: Likewise.
17434 * integrate.c: Likewise.
17435 * optabs.c: Likewise.
17436 * output.h: Likewise.
17437 * real.h: Likewise.
17439 * stringpool.c: Likewise.
17440 * tree-data-ref.c: Likewise.
17441 * tree-flow.h: Likewise.
17442 * tree-scalar-evolution.c: Likewise.
17443 * tree-ssa-address.c: Likewise.
17444 * tree-ssa-alias.h: Likewise.
17445 * tree-ssa-operands.h: Likewise.
17446 * tree.c: Likewise.
17447 * tree.h: Likewise.
17448 * varasm.c: Likewise.
17449 * varray.h: Likewise.
17451 * coretypes.h: Do not define GTY macro if it is already defined.
17452 * doc/gty.texi: Update GTY documentation to new syntax.
17453 * gengtype-lex.l: Enforce attribute-like syntax for GTY
17454 annotations on structs.
17455 * gengtype-parse.c: Likewise.
17457 2009-04-22 Mark Heffernan <meheff@google.com>
17459 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
17461 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17463 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
17466 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17468 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
17469 the same as a PLUS without a shift. Increase the cost of a
17472 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17474 * Makefile.in: Update dependencies.
17475 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
17476 * errors.h: Remove bogus comment about compatibility.
17477 (warning): Update declaration.
17478 * genautomata.c: Update all calls to warning.
17479 * gimple.c: Do not include errors.h. Include toplev.h.
17480 * tree-ssa-structalias.c: Do not include errors.h.
17481 * omega.c: Likewise.
17482 * tree-ssa-reassoc.c: Likewise.
17483 * config/spu/spu-c.c: Likewise.
17484 * config/spu/t-spu-elf: Update dependencies.
17486 2009-04-22 Richard Guenther <rguenther@suse.de>
17488 PR tree-optimization/39824
17489 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
17490 make sure the types are compatible.
17492 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17495 * c-common.c (c_parse_error): Take a token_flags parameter.
17496 Use token_type for the token type instead.
17497 Pass token_flags to cpp_type2name.
17498 * c-common.h (c_parse_error): Update declaration.
17499 * c-parser.c (c_parser_error): Pass 0 as token flags.
17501 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
17503 PR rtl-optimization/39580
17504 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
17506 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17508 * function.c (expand_function_end): Do not emit a jump to the "naked"
17509 return label for fall-through returns.
17510 * except.c (sjlj_emit_function_exit): Always place the call to the
17511 unregister function at the location installed by expand_function_end.
17513 2009-04-22 Richard Guenther <rguenther@suse.de>
17515 PR tree-optimization/39845
17516 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
17517 (gen_inbound_check): Likewise.
17519 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
17521 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
17523 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
17524 * config/vxlib.c (__gthread_once): Add race guard for PPC.
17526 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17528 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
17529 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
17530 shift counts to avoid out-of-bounds array accesses.
17532 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17534 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
17535 (Pmode): Move above.
17537 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
17539 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
17540 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
17541 GET_CODE macro. Use IN_RANGE macro where appropriate.
17542 * config/alpha/alpha.h: Ditto.
17543 * config/alpha/alpha.md: Ditto.
17544 * config/alpha/constraints.md: Ditto.
17545 * config/alpha/predicates.md: Ditto.
17547 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17549 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
17550 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17551 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17552 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17553 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17554 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17555 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17556 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17557 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17558 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17559 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17560 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17561 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17562 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17563 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17564 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17565 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17566 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17567 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17568 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17569 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17570 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17571 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17572 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17573 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17574 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17575 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17577 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
17579 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
17580 references from comments.
17581 * cfgbuild.c: (count_basic_blocks): Delete.
17582 (find_basic_blocks_1): Delete.
17583 (find_basic_blocks): Delete.
17584 * except.c (finish_eh_generation): Make static. Move comment from
17585 except.h here. Remove find_basic_blocks references from comments.
17586 * except.h (finish_eh_generation): Delete.
17587 * basic-block.h (find_basic_blocks): Delete.
17588 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
17590 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
17592 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
17593 (sdbout_parms): Likewise.
17595 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17597 * config/sh/sh.c (prepare_cbranch_operands): Use
17598 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
17599 (expand_cbranchdi4): Likewise.
17600 (from_compare): Add cast to enum type.
17601 (expand_cbranchsi4): Use add_reg_note.
17602 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
17603 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
17604 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
17605 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17606 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
17607 instead of CODE_FOR_nothing.
17608 (cbranchdi4): Likewise. Fix the order of arguments for
17610 (push_fpscr): Use add_reg_note.
17611 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
17612 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
17614 2009-04-21 Joseph Myers <joseph@codesourcery.com>
17616 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
17617 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17618 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17619 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
17620 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
17621 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
17622 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
17623 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
17624 config/alpha/x-vms, config/arc/t-arc,
17625 config/arm/README-interworking, config/arm/arm-c.c,
17626 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
17627 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
17628 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
17629 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
17630 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
17631 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
17632 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
17633 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
17634 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
17635 config/cris/t-elfmulti, config/crx/t-crx,
17636 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
17637 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
17638 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
17639 config/h8300/t-h8300, config/i386/athlon.md,
17640 config/i386/darwin-libgcc.10.4.ver,
17641 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
17642 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
17643 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
17644 config/i386/t-linux64, config/i386/t-nwld,
17645 config/i386/t-rtems-i386, config/i386/t-sol2-10,
17646 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
17647 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
17648 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
17649 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
17650 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
17651 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
17652 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
17653 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
17654 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
17655 config/m68k/t-uclinux, config/mcore/t-mcore,
17656 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
17657 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
17658 config/mips/crtn.asm, config/mips/irix-crti.asm,
17659 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
17660 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
17661 config/mips/mips-fixed.md, config/mips/sb1.md,
17662 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
17663 config/mips/t-iris6, config/mips/t-isa3264,
17664 config/mips/t-libgcc-mips16, config/mips/t-linux64,
17665 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
17666 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
17667 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
17668 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
17669 config/mn10300/t-linux, config/mn10300/t-mn10300,
17670 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
17671 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
17672 config/picochip/libgccExtras/clzsi2.asm,
17673 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
17674 config/rs6000/darwin-libgcc.10.4.ver,
17675 config/rs6000/darwin-libgcc.10.5.ver,
17676 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
17677 config/rs6000/t-aix43, config/rs6000/t-aix52,
17678 config/rs6000/t-darwin, config/rs6000/t-fprules,
17679 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
17680 config/rs6000/t-lynx, config/rs6000/t-netbsd,
17681 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
17682 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
17683 config/rs6000/t-rtems, config/rs6000/t-spe,
17684 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
17685 config/score/t-score-elf, config/sh/divcost-analysis,
17686 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
17687 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
17688 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
17689 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
17690 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
17691 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
17692 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
17693 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
17694 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
17695 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
17696 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
17697 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
17698 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
17699 limitx.h, version.c, xcoff.h: Add copyright and license notices.
17700 * config/h8300/genmova.sh: Include copyright and license notices
17701 in generated output.
17702 * config/h8300/mova.md: Regenerate.
17703 * doc/install.texi2html: Include word "Copyright" in copyright
17704 notice and use name "Free Software Foundation, Inc.".
17705 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17706 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17707 ChangeLog-2007, ChangeLog-2008: Correct dates.
17709 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
17711 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
17712 NE_EXPR operations as well.
17713 * c-parser.c (c_parser_condition): Do not set location information on
17715 (c_parser_conditional_expression): Likewise.
17716 (c_parser_binary_expression): Set location information on operators.
17717 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
17718 TRUTH_NOT_EXPR has been folded.
17719 * fold-const.c (fold_truth_not_expr): Copy location information from
17720 the incoming expression to the outgoing one.
17721 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
17722 recursive calls on the LHS of the operator but pass that of the
17723 operator to recursive calls on the RHS of the operator. Set it
17725 (shortcut_cond_expr): Set the locus of the operator on the second
17726 COND_EXPR and that of the expression on the first in degenerate cases.
17727 Pass the locus of the expression to calls to shortcut_cond_r.
17728 Set the locus of the 'then' block on the associated jump, if any.
17729 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
17730 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
17731 expression to call to gimplify_boolean_expr.
17733 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
17735 * config.gcc: Add additional configuration for
17736 i686-w64-mingw* and x86_64-w64-mingw* triplet.
17737 * config/i386/mingw-w64.h: New mingw-w64 specific header.
17738 (CPP_SPEC): Redefine for allowing -municode option.
17739 (STARTFILE_SPEC): Likewise.
17740 * config/i386/t-mingw-w64: New.
17741 * config/i386/mingw-w64.opt: New.
17742 (municode): Add new target option.
17743 * doc/invoke.texi (municode): Add documentation for new option.
17745 2009-04-21 Ian Lance Taylor <iant@google.com>
17747 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17748 Correct test for number of arguments.
17749 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
17751 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
17753 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
17754 argument of emit_library_call.
17756 2009-04-21 Richard Guenther <rguenther@suse.de>
17758 PR middle-end/39829
17759 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
17760 inside VIEW_CONVERT_EXPRs.
17762 2009-04-21 Martin Jambor <mjambor@suse.cz>
17764 * tree-switch-conversion.c (build_constructors): Split a long line.
17765 (constructor_contains_same_values_p): New function.
17766 (build_one_array): Create assigns of constants if possible, do not
17767 call mark_sym_for_renaming, call update_stmt.
17768 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
17769 make_rename_temp. Do not call mark_symbols_for_renaming, call
17771 (gen_def_assigns): Do not call mark_symbols_for_renaming or
17772 find_new_referenced_vars, call update_stmt.
17773 (gen_inbound_check): Use create_tmp_var and create ssa names manually
17774 instead of calling make_rename_temp. Do not call
17775 find_new_referenced_vars or mark_symbols_for_renaming, call
17778 2009-04-21 Richard Guenther <rguenther@suse.de>
17780 PR tree-optimization/39827
17781 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
17782 (tree_ssa_phiprop): Pass the correct array size.
17784 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
17786 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
17788 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
17791 * c-typeck.c (lvalue_p): Move declaration ...
17792 * c-common.h (lvalue_p): ... to here.
17793 * c-common.c (candidate_equal_p): New.
17794 (add_tlist): Use it.
17795 (merge_tlist): Use it.
17796 (warn_for_collisions_1): Likewise.
17797 (warning_candidate_p): Accept more candidates.
17798 (verify_tree): A warning candidate can be an expression. Use
17801 2009-04-21 Ben Elliston <bje@au.ibm.com>
17804 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
17805 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
17806 options. Remove -mcall-solaris documentation.
17808 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17811 * doc/invoke.texi (-Wlong-long): Update description.
17812 * c-lex (interpret_integer): Only warn if there was no previous
17813 overflow and -Wlong-long is enabled.
17814 * c-decl.c (declspecs_add_type): Drop redundant flags.
17815 * c.opt (Wlong-long): Init to -1.
17816 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
17817 and front-end warn_long_long. Wlong-long only depends on other
17818 flags if it is uninitialized.
17819 * c-parser.c (disable_extension_diagnostics): warn_long_long is
17820 the same for CPP and FE.
17821 (restore_extension_diagnostics): Likewise.
17823 2009-04-20 Ian Lance Taylor <iant@google.com>
17825 Fix enum conversions which are invalid in C++:
17826 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
17827 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
17828 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
17829 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
17830 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
17831 (dbxout_parms): Likewise.
17832 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
17833 (df_clear_flags): Likewise.
17834 * df-problems.c (df_rd_bb_local_compute_process_def): Change
17835 top_flag parameter to int.
17836 (df_chain_create_bb_process_use): Likewise.
17837 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
17839 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
17840 (df_ref_create_structure, df_def_record_1): Likewise.
17841 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
17842 (df_notes_rescan): Change 0 to VOIDmode in function call.
17843 (df_get_call_refs, df_insn_refs_collect): Likewise.
17844 (df_bb_regs_collect): Likewise.
17845 (df_entry_block_defs_collect): Likewise.
17846 (df_exit_block_uses_collect): Likewise.
17847 * df.h: Update declarations.
17848 * double-int.c (double_int_divmod): Add cast to enum type.
17849 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
17850 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
17851 (based_loc_descr): Likewise.
17852 (loc_descriptor_from_tree_1): Change first_op and second_op to
17853 enum dwarf_location_atom. Add cast to enum type.
17854 * expmed.c (init_expmed): Change 0 to SET in function call.
17855 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
17856 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
17857 (do_store_flag): Likewise.
17858 * fixed-value.h (struct fixed_value): Change mode to enum
17860 * function.c (assign_parms): Change 0 to VOIDmode in function call.
17861 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
17863 (insert_insn_decl, insert_decl, insert_state): Likewise.
17864 (automata_list_finish): Likewise.
17865 * genrecog.c (process_define_predicate): Add cast to enum type.
17866 * gensupport.c (init_predicate_table): Add cast to enum type.
17867 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
17869 (gimple_build_call_1, gimple_build_label): Likewise.
17870 (gimple_build_goto, gimple_build_asm_1): Likewise.
17871 (gimple_build_switch_1, gimple_build_cdt): Likewise.
17872 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
17873 (enum fallback): Rename from enum fallback_t.
17874 (fallback_t): Typedef as int.
17875 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
17876 GSI_SAME_STMT in function call.
17877 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
17879 (setup_reg_class_relations): Likewise.
17880 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
17881 (setup_prohibited_class_mode_regs): Add cast to enum type.
17882 (setup_prohibited_mode_move_regs): Likewise.
17883 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
17884 (record_address_regs): Change i to enum reg_class.
17885 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
17886 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
17887 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
17888 (GET_MODE_2XWIDER_MODE): Likewise.
17889 (GET_CLASS_NARROWEST_MODE): Likewise.
17890 * omp-low.c (expand_omp_for): Add cast to enum type.
17891 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
17892 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
17893 * postreload.c (reload_cse_simplify_operands): Change rclass local
17895 * predict.c (combine_predictions_for_insn): Change best_predictor
17896 and predictor to enum br_predictor.
17897 (combine_predictions_for_bb): Likewise.
17898 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
17899 use SET_PREDICT_EXPR_OUTCOME.
17900 * real.c (real_arithmetic): Change icode to code in function call.
17901 * reginfo.c (init_move_cost): Add casts to enum type.
17902 (init_reg_sets_1, init_fake_stack_mems): Likewise.
17903 * regmove.c (regclass_compatible_p): Change class0 and class1 to
17905 * reload.c (find_valid_class): Add casts to enum type.
17906 (push_reload): Change 0 to NO_REGS in function call.
17907 (find_reloads): Change this_alternative to array of enum
17908 reg_class. Remove some now-unnecessary casts.
17909 (make_memloc): Change 0 to VOIDmode in function call.
17910 * reload1.c (reload): Change 0 to VOIDmode in function call.
17911 (eliminate_regs_1, elimination_effects): Likewise.
17912 (eliminate_regs_in_insn): Likewise.
17913 (emit_input_reload_insns): Add cast to enum type.
17914 (delete_output_reload): Change 0 to VOIDmode in function call.
17915 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
17916 to enum type in function call.
17917 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
17918 (SET_PREDICT_EXPR_OUTCOME): Define.
17919 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
17920 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
17921 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
17922 (dump_function): Likewise.
17923 * tree-dump.h: Update declarations.
17924 * tree-pass.h: Update declarations.
17925 * varasm.c (assemble_integer): Change mclass to enum mode_class.
17926 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
17928 (arm_rtx_costs_1): Correct parenthesization.
17929 (arm_rtx_costs): Add casts to enum type.
17930 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
17931 (vfp_emit_fstmd): Use add_rg_note.
17932 (emit_multi_reg_push, emit_sfm): Likewise.
17933 (thumb_set_frame_pointer): Likewise.
17934 (arm_expand_prologue): Likewise.
17935 (arm_regno_class): Change return type to enum reg_class.
17936 (thumb1_expand_prologue): Use add_reg_note.
17937 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
17938 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
17940 * config/arm/gentune.sh: Add cast to enum type.
17941 * config/arm/arm-tune.md: Rebuild.
17942 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
17943 (ix86_split_fp_branch, predict_jump): Likewise.
17944 (ix86_expand_multi_arg_builtin): Change sub_code from enum
17945 insn_code to enum rtx_code.
17946 (ix86_builtin_vectorized_function): Add cast to enum type.
17947 * config/i386/i386.md (truncdfsf2): Change slot to enum
17949 (truncxf<mode>2, isinf<mode>2): Likewise.
17950 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
17952 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
17953 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
17954 (insert_bundle_state): Change 1 to INSERT in function call.
17955 (ia64_add_bundle_selector_before): Likewise.
17956 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
17957 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
17958 (restore_stack_nonlocal): Likewise.
17959 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
17961 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
17963 (mips_rtx_costs): Likewise.
17964 (mips_override_options): Add casts to enum type.
17965 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
17967 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
17968 (store_reg, set_reg_plus_d): Likewise.
17969 (hppa_expand_prologue, hppa_profile_hook): Likewise.
17970 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
17972 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
17974 (emit_unlikely_jump): Use add_reg_note.
17975 (rs6000_emit_allocate_stack): Likewise.
17976 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
17977 (output_toc): Change 1 to INSERT in function call.
17978 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
17979 (rs6000_initialize_trampoline): Likewise.
17980 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
17982 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
17983 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
17984 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
17985 (save_gprs): Use add_reg_note.
17986 (s390_emit_prologue): Likewise.
17987 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17988 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
17989 (sparc_fold_builtin): Add cast to enum type.
17990 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
17992 (spu_expand_prologue): Use add_reg_note.
17993 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
17995 2009-04-20 Ian Lance Taylor <iant@google.com>
17997 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
17998 (c_parser_postfix_expression_after_primary): Get VEC for list of
17999 arguments. Get original types of arguments. Call
18000 build_function_call_vec.
18001 (cached_expr_list_1, cached_expr_list_2): New static variables.
18002 (c_parser_expr_list): Change return type to VEC *. Add
18003 p_orig_types parameter. Change all callers.
18004 (c_parser_release_expr): New static function.
18005 (c_parser_vec_to_tree_list): New static function.
18006 * c-typeck.c (build_function_call): Rewrite to build a VEC and
18007 call build_function_call_vec.
18008 (build_function_call_vec): New function, based on old
18009 build_function_call.
18010 (convert_arguments): Remove nargs and argarray parameters. Change
18011 values to a VEC. Add origtypes parameter.
18012 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
18013 (convert_for_assignment): Add origtype parameter. Change all
18014 callers. If warn_cxx_compat, check for conversion to an enum
18015 type when calling a function.
18016 (store_init_value): Add origtype parameter. Change all callers.
18017 (digest_init): Likewise.
18018 (struct init_node): Add origtype field.
18019 (add_pending_init): Add origtype parameter. Change all callers.
18020 (output_init_element): Likewise.
18021 (output_pending_init_elements): Pass origtype from init_node to
18022 output_init_element.
18023 (process_init_element): Pass origtype from c_expr to
18024 output_init_element.
18025 (c_finish_return): Add origtype parameter. Change all callers.
18026 * c-common.c (sync_resolve_size): Change params to VEC *. Change
18028 (sync_resolve_params): Likewise.
18029 (sync_resolve_return): Change params to first_param. Change caller.
18030 (resolve_overloaded_builtins): Change params to VEC *. Change
18031 callers. Save first parameter around call to build_function_call_vec.
18032 * c-decl.c (finish_decl): Add origtype parameter. Change all
18033 callers. Call build_function_call_vec rather than
18034 build_function_call for cleanup.
18035 * c-tree.h: Update declarations.
18036 * c-common.h: Update declarations.
18037 * stub-objc.c (objc_rewrite_function_call): Change parameter from
18038 params to first_param.
18039 * target.h (struct gcc_target): Change resolve_overloaded_builtin
18040 params parameter from tree to void *.
18041 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18042 Change arglist parameter to have type void *, and to be a pointer
18044 * config/rs6000/rs6000-protos.h
18045 (altivec_resolve_overloaded_builtin): Update declaration.
18046 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
18047 fnargs parameter to have type void *, and to be a pointer to a
18048 VEC. Call build_function_call_vec instead of
18049 build_function_call.
18050 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
18052 2009-04-20 Joey Ye <joey.ye@intel.com>
18053 Xuepeng Guo <xuepeng.guo@intel.com>
18054 H.J. Lu <hongjiu.lu@intel.com>
18056 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
18058 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
18059 (IX86_LEA_PRIORITY): Likewise.
18060 (distance_non_agu_define): New function.
18061 (distance_agu_use): Likewise.
18062 (ix86_lea_for_add_ok): Likewise.
18063 (ix86_dep_by_shift_count): Likewise.
18065 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
18066 should split for LEA.
18068 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
18070 (ix86_dep_by_shift_count): Likewise.
18072 2009-04-20 Richard Guenther <rguenther@suse.de>
18074 * expr.c (handled_component_p): Move ...
18075 * tree.h (handled_component_p): ... here.
18076 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
18077 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
18078 and REALPART_EXPR to be in one group.
18080 2009-04-20 Richard Guenther <rguenther@suse.de>
18082 * basic-block.h (get_all_dominated_blocks): Declare.
18083 * dominance.c (get_all_dominated_blocks): New function.
18084 * tree-cfg.c (get_all_dominated_blocks): Remove.
18085 (remove_edge_and_dominated_blocks): Adjust.
18086 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
18087 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
18088 instead of recursing.
18090 2009-04-20 Doug Kwan <dougkwan@google.com>
18092 * cgraph.h (cgraph_node_ptr): New type for vector functions.
18093 (struct cgraph_node_set_def): New type.
18094 (cgraph_node_set) New type. Also declare vector functions.
18095 (struct cgraph_node_set_element_def): New type.
18096 (cgraph_node_set_element): Ditto.
18097 (cgraph_node_set_iterator): New iterator type.
18098 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
18099 cgraph_node_set_remove, dump_cgraph_node_set,
18100 debug_cgraph_node_set): New prototypes.
18101 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
18102 cgraph_node_set_size): New inlines.
18103 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
18104 including cgraph.h.
18105 (struct ipa_opt_pass): Add struct cgraph_node_set_def
18106 argument to function 'write_summary'.
18107 * ipa.c: Include ggc.h.
18108 (hash_cgraph_node_set_element,
18109 eq_cgraph_node_set_element, cgraph_node_set_new,
18110 cgraph_node_set_add, cgraph_node_set_remove,
18111 cgraph_node_set_find, dump_cgraph_node_set,
18112 debug_cgraph_node_set): New functions.
18113 * Makefile.in (ipa.o): Add dependency on GGC_H.
18115 2009-04-20 Ira Rosen <irar@il.ibm.com>
18117 PR tree-optimization/39675
18118 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
18119 check of the return code of vect_schedule_slp. Check that
18120 stmt_vec_info still exists for the statement, before checking its
18121 vectorization type.
18123 2009-04-20 Michael Matz <matz@suse.de>
18125 * Makefile.in (generated_files): Take out $(simple_generated_c).
18127 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
18129 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
18130 (UINTPTR_TYPE): Likewise.
18132 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18135 * c-typeck.c (digest_init): Check for initializing an array with a
18138 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18141 * c-semantics.c (pop_stmt_list): Propagate
18142 STATEMENT_LIST_HAS_LABEL to parent statement list.
18144 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
18146 * config/mips/mips.h (mips_tune_attr): New macro.
18147 * config/mips/mips.md (cpu): Use it.
18149 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18152 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
18155 2009-04-19 Diego Novillo <dnovillo@google.com>
18157 * toplev.c (compile_file): Move call to coverage_finish ...
18158 * cgraphunit.c (ipa_passes): ... here.
18159 Call cgraph_process_new_functions.
18160 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
18161 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
18163 2009-04-19 Jan Hubicka <jh@suse.cz>
18165 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
18167 (dump_cgraph_node): Dump can throw external flag.
18168 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
18170 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18174 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
18175 * common.opt (Wlogical-op): Move from here...
18176 * c.opt (Wlogical-op): ... to here.
18177 * c-typeck.c (parser_build_binary_op): Update call to
18178 warn_logical_operator.
18179 * c-opts.c (c_common_post_options): Enable warn_logical_op with
18181 * c-common.c (warn_logical_op): Update.
18182 * c-common.h (warn_logical_op): Update declaration.
18184 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
18186 * tree.c (protected_set_expr_location): Fix formatting.
18188 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18191 * c-typeck.c (readonly_warning): new.
18192 (build_unary_op, build_modify_expr): Use readonly_warning for
18193 storing into something readonly but not const-qualified.
18195 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18198 * c-typeck.c (build_unary_op): Check for taking address of
18199 expression of type void.
18201 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18204 * c-typeck.c (build_function_call): Check for calling a function
18205 with qualified void return types. Call require_complete_type when
18208 2009-04-18 Jan Hubicka <jh@suse.cz>
18210 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
18212 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
18213 can_throw_external flag.
18214 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
18215 * ipa-pure-const.c (ignore_edge): New function.
18216 (propagate): Compute order for NOTHROW computation; set NOTHROWs
18217 only over can_throw_external edges.
18218 (local_pure_const): Add nothrow flag.
18219 * ipa-utils.c (searchc): Add ignore_edge callback.
18220 (ipa_utils_reduced_inorder): Add ignore_edge callback.
18221 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
18222 (set_nothrow_function_flags): Update cgraph.
18223 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
18225 2009-04-18 Richard Guenther <rguenther@suse.de>
18227 PR middle-end/39804
18228 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
18229 (fold_stmt): ... this and ...
18230 (fold_stmt_inplace): ... this.
18231 (fold_stmt_1): Fold references in calls and asms.
18232 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
18234 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18236 * tree-vrp.c (ssa_name_nonzero_p): Remove.
18237 * tree.h: Remove the prototype for ssa_name_nonzero_p.
18239 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18241 * tree.c (function_args_count): Remove.
18242 * tree.h: Remove the prototype for function_args_count.
18244 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18246 * tree-iterator.c (expr_only): Remove.
18247 * tree.h: Remove the prototype for expr_only.
18249 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18251 * reginfo.c (cannot_change_mode_set_regs): Remove.
18252 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
18254 2009-04-08 Anatoly Sokolov <aesok@post.ru>
18256 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
18257 whether operands 0 and 1 overlaps.
18259 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
18261 PR middle-end/36902
18262 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
18263 pointer. Use warning_at instead of warning.
18264 (search_for_addr_array): Likewise.
18265 (check_array_bounds): Likewise.
18266 (check_all_array_refs): Check that the incoming edge is not in the
18267 list of edges to be removed.
18268 (check_all_array_refs): Avoid the temporal pointer.
18269 (vrp_visit_cond_stmt): Fix typo.
18270 (simplify_switch_using_ranges): Handle the case where the switch
18271 index is an integer constant.
18273 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
18275 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
18277 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18279 * doc/extend.texi, doc/invoke.texi: Fix typos.
18281 2009-04-17 Cary Coutant <ccoutant@google.com>
18283 * tree-flow-inline.h (get_lineno): Fix inverted test.
18285 2009-04-17 Diego Novillo <dnovillo@google.com>
18287 * tree-ssa-pre.c (create_expression_by_pieces): Remove
18288 assertion for AVAIL_OUT.
18290 2009-04-17 Mike Frysinger <vapier@gentoo.org>
18293 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
18294 * config/sh/linux-atomic.asm: Likewise.
18296 2009-04-17 Diego Novillo <dnovillo@google.com>
18298 * except.c (debug_eh_tree): New.
18299 (struct eh_region, struct eh_status): Move ...
18300 * except.h: ... here.
18301 (add_type_for_runtime): Declare extern.
18302 (lookup_type_for_runtime): Likewise.
18303 (debug_eh_tree): Declare.
18304 * Makefile.in (GTFILES): List except.h before except.c
18306 2009-04-17 Diego Novillo <dnovillo@google.com>
18308 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
18309 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
18310 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
18311 (find_vars_r): ... here.
18312 * tree-flow.h (find_referenced_vars_in): Declare.
18313 * tree-ssa-pre.c (create_expression_by_pieces): Assert
18314 that AVAIL_OUT exists for BLOCK.
18315 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
18316 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
18317 (tree-parloops.o): Likewise.
18319 2009-04-17 Simon Baldwin <simonb@google.com>
18321 * toplev.c (default_tree_printer): Add handling for %E format.
18323 2009-04-17 Diego Novillo <dnovillo@google.com>
18325 * tree-pretty-print.c (dump_generic_node): Add break after
18326 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
18327 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
18328 FUNCTION_TYPE together. Call print_struct_decl when printing
18329 structures and TDF_SLIM is not given.
18330 (print_struct_decl): Fix logic for detecting recursion.
18332 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18335 * gcc.c (create_at_file): New.
18336 (compile_input_file_p): New.
18337 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
18338 * main.c (main): Update call to toplev_main.
18339 * toplev.c (toplev_main): Change signature. Call expandargv.
18340 * toplev.h (toplev_main): Change signature.
18342 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18344 * dwarf2out.c (field_byte_offset): Use the type size as the field size
18345 if the latter is not constant.
18347 2009-04-17 David Edelsohn <edelsohn@gnu.org>
18349 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
18351 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18353 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
18354 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
18356 2009-04-17 Richard Guenther <rguenther@suse.de>
18358 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18359 Handle component references view-converting an invariant address.
18361 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
18363 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
18364 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
18365 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
18366 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
18367 Use @deftypevr rather than @deftypevar.
18369 2009-04-17 Richard Guenther <rguenther@suse.de>
18371 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
18372 (get_prop_source_stmt): Likewise.
18373 (can_propagate_from): Likewise.
18375 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
18377 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
18378 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
18379 (--with-multilib-list): Add default value.
18380 * configure: Regenerate.
18381 * Makefile.in (TM_ENDIAN_CONFIG): Define.
18382 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
18383 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
18384 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
18385 Don't add default cpu to multilib list unnecessarily, but do enable
18386 the relevant compiler option..
18387 Add support for --with-multilib-list=<blank> and
18388 --with-multilib-list=!<somelib> to supress unwanted multilibs.
18389 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
18390 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
18391 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
18392 TM_MULTILIB_CONFIG.
18393 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
18394 (MULTILIB_OSDIRNAMES): New variable.
18395 * config/sh/t-1e: Delete file.
18396 * config/sh/t-mlib-sh1: Delete file.
18397 * config/sh/t-mlib-sh2: Delete file.
18398 * config/sh/t-mlib-sh2a: Delete file.
18399 * config/sh/t-mlib-sh2a-nofpu: Delete file.
18400 * config/sh/t-mlib-sh2a-single: Delete file.
18401 * config/sh/t-mlib-sh2a-single-only: Delete file.
18402 * config/sh/t-mlib-sh2e: Delete file.
18403 * config/sh/t-mlib-sh3e: Delete file.
18404 * config/sh/t-mlib-sh4: Delete file.
18405 * config/sh/t-mlib-sh4-nofpu: Delete file.
18406 * config/sh/t-mlib-sh4-single: Delete file.
18407 * config/sh/t-mlib-sh4-single-only: Delete file.
18408 * config/sh/t-mlib-sh4a: Delete file.
18409 * config/sh/t-mlib-sh4a-nofpu: Delete file.
18410 * config/sh/t-mlib-sh4a-single: Delete file.
18411 * config/sh/t-mlib-sh4a-single-only: Delete file.
18412 * config/sh/t-mlib-sh4al: Delete file.
18413 * config/sh/t-mlib-sh5-32media: Delete file.
18414 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
18415 * config/sh/t-mlib-sh5-64media: Delete file.
18416 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
18417 * config/sh/t-mlib-sh5-compact: Delete file.
18418 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
18419 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
18420 * doc/install.texi (Options specification): Add
18421 --with-multilib-list and --with-endian.
18423 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18425 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
18427 (OBJS-common): Add plugin-version.o.
18428 (plugin-version.o): New.
18429 * gcc-plugin.h (plugin_gcc_version): New.
18430 (plugin_default_version_check): New.
18431 (plugin_init_func, plugin_init): Add version argument.
18432 * plugin-version.c: New.
18433 * plugin.c (str_plugin_gcc_version_name): New.
18434 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
18435 pass it to the init function.
18436 (plugin_default_version_check): New.
18438 2009-04-17 Richard Guenther <rguenther@suse.de>
18440 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
18441 for decl-vs-decl disambiguation.
18443 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
18445 * config/s390/s390.h (s390_tune_attr): New macro definition.
18446 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
18448 2009-04-17 Richard Guenther <rguenther@suse.de>
18450 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
18451 (fold_stmt_r): Likewise.
18452 (maybe_fold_reference): New function.
18453 (fold_gimple_assign): Handle cases fold_stmt_r did.
18454 (fold_stmt): Do not use fold_stmt_r.
18455 (fold_stmt_inplace): Likewise.
18457 2009-04-17 Richard Guenther <rguenther@suse.de>
18459 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
18460 (record_equivalences_from_stmt): Remove useless checks and
18462 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
18463 the type is already suitable.
18465 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
18467 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
18469 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
18471 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
18472 (CMPtype): Define as __gcc_CMPtype.
18474 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
18476 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
18477 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
18479 2009-04-17 Richard Guenther <rguenther@suse.de>
18481 PR tree-optimization/39746
18482 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
18483 special-casing for builtins and static variable use/def.
18484 (call_may_clobber_ref_p_1): Likewise.
18486 2009-04-16 Ian Lance Taylor <iant@google.com>
18488 * df.h: Include "timevar.h".
18489 (struct df_problem): Change tv_id field to timevar_id_t.
18490 * tree-pass.h: Include "timevar.h".
18491 (struct opt_pass): Change tv_id field to timevar_id_t.
18492 * timevar.h (timevar_id_t): Define TV_NONE.
18493 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
18494 TV_NONE rather than tv_id != 0.
18495 (execute_one_pass): Likewise.
18496 * Makefile.in (DF_H): Add $(TIMEVAR_H).
18497 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
18498 dependencies to $(TREE_PASS_H).
18499 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
18501 (pass_branch_target_load_optimize2): Likewise.
18502 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
18503 (pass_outof_cfg_layout_mode): Likewise.
18504 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
18505 (pass_rebuild_cgraph_edges): Likewise.
18506 (pass_remove_cgraph_callee_edges): Likewise.
18507 * df-core.c (pass_df_initialize_opt): Likewise.
18508 (pass_df_initialize_no_opt): Likewise.
18509 (pass_df_finish): Likewise.
18510 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
18511 * except.c (pass_set_nothrow_function_flags): Likewise.
18512 (pass_convert_to_eh_region_ranges): Likewise.
18513 * final.c (pass_compute_alignments): Likewise.
18514 * function.c (pass_instantiate_virtual_regs): Likewise.
18515 (pass_init_function): Likewise.
18516 (pass_leaf_regs): Likewise.
18517 (pass_match_asm_constraints): Likewise.
18518 * gimple-low.c (pass_lower_cf): Likewise.
18519 (pass_mark_used_blocks): Likewise.
18520 * init-regs.c (pass_initialize_regs): Likewise.
18521 * integrate.c (pass_initial_value_sets): Likewise.
18522 * ira.c (pass_ira): Likewise.
18523 * jump.c (pass_cleanup_barriers): Likewise.
18524 * omp-low.c (pass_expand_omp): Likewise.
18525 (pass_lower_omp): Likewise.
18526 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
18527 * recog.c (pass_split_all_insns): Likewise.
18528 (pass_split_after_reload): Likewise.
18529 (pass_split_before_regstack): Likewise.
18530 (pass_split_before_sched2): Likewise.
18531 (pass_split_for_shorten_branches): Likewise.
18532 * reginfo.c (pass_reginfo_init): Likewise.
18533 (pass_subregs_of_mode_init): Likewise.
18534 (pass_subregs_of_mode_finish): Likewise.
18535 * passes.c (pass_postreload): Likewise.
18536 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
18537 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
18538 (pass_warn_function_return): Likewise.
18539 (pass_warn_function_noreturn): Likewise.
18540 * tree-complex.c (pass_lower_complex): Likewise.
18541 (pass_lower_complex_O0): Likewise.
18542 * tree-if-conv.c (pass_if_conversion): Likewise.
18543 * tree-into-ssa.c (pass_build_ssa): Likewise.
18544 * tree-mudflap.c (pass_mudflap_1): Likewise.
18545 (pass_mudflap_2): Likewise.
18546 * tree-nomudflap.c (pass_mudflap_1): Likewise.
18547 (pass_mudflap_2): Likewise.
18548 * tree-nrv.c (pass_return_slot): Likewise.
18549 * tree-object-size.c (pass_object_sizes): Likewise.
18550 * tree-optimize.c (pass_all_optimizations): Likewise.
18551 (pass_early_local_passes): Likewise.
18552 (pass_all_early_optimizations): Likewise.
18553 (pass_cleanup_cfg): Likewise.
18554 (pass_cleanup_cfg_post_optimizing): Likewise.
18555 (pass_free_datastructures): Likewise.
18556 (pass_free_cfg_annotations): Likewise.
18557 (pass_fixup_cfg): Likewise.
18558 (pass_init_datastructures): Likewise.
18559 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
18560 (pass_late_warn_uninitialized): Likewise.
18561 (pass_update_address_taken): Likewise.
18562 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
18563 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
18564 (pass_cse_sincos): Likewise.
18565 (pass_convert_to_rsqrt): Likewise.
18566 * tree-ssa-structalias.c (pass_build_alias): Likewise.
18567 * tree-stdarg.c (pass_stdarg): Likewise.
18568 * tree-tailcall.c (pass_tail_recursion): Likewise.
18569 (pass_tail_calls): Likewise.
18570 * tree-vect-generic.c (pass_lower_vector): Likewise.
18571 (pass_lower_vector_ssa): Likewise.
18572 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
18574 2009-04-16 Joseph Myers <joseph@codesourcery.com>
18576 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
18578 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
18580 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
18581 logical and signext.
18583 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
18586 * config/sh/predicates.md (arith_operand): Check if the operand
18587 of TRUNCATE is a REG.
18589 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18591 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
18592 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
18594 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18596 * tree-iterator.c (tsi_split_statement_list_after,
18597 tsi_split_statement_list_before): Remove.
18598 * tree-iterator.h: Remove the prototypes for
18599 tsi_split_statement_list_after and tsi_split_statement_list_before.
18601 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18603 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
18604 * tree-ssa-propagate.h: Remove the prototype for
18605 stmt_makes_single_load.
18607 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18609 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
18610 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
18612 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18614 * tree-iterator.c (EXPR_LAST_BODY): Remove.
18616 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18618 * except.c (eh_region_outer_p): Remove.
18619 * except.h: Remove the prototype for eh_region_outer_p.
18621 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18623 * function.c (current_function_assembler_name): Remove.
18624 * function.h: Remove the prototype for
18625 current_function_assembler_name.
18627 2009-04-16 Ian Lance Taylor <iant@google.com>
18629 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
18630 (add_reg_note): Call alloc_reg_note.
18631 * rtl.h (alloc_reg_note): Declare.
18632 * combine.c (try_combine): Use alloc_reg_note.
18633 (recog_for_combine, move_deaths): Likewise.
18634 (distribute_notes): Use alloc_reg_note and add_reg_note.
18635 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
18636 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
18637 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
18639 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
18641 PR rtl-optimization/39762
18642 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
18643 ira_may_move_out_cost): Add comments about way of their usage.
18644 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
18646 * ira-conflicts.c (process_regs_for_copy): Use function
18647 ira_get_register_move_cost instead of global
18648 ira_register_move_cost.
18650 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
18651 color_pass, move_spill_restore, update_curr_costs): Ditto.
18653 * ira-lives.c (process_single_reg_class_operands): Ditto.
18655 * ira-emit.c (emit_move_list): Ditto.
18657 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
18658 (record_reg_classes): Ditto. Use functions
18659 ira_get_register_move_cost and ira_get_may_move_cost instead of
18660 global vars ira_register_move_cost, ira_may_move_out_cost and
18661 ira_may_move_in_cost.
18662 (record_address_regs): Don't call ira_init_register_move_cost.
18663 Use function ira_get_may_move_cost instead of global
18664 ira_may_move_in_cost.
18665 (process_bb_node_for_hard_reg_moves): Use function
18666 ira_get_register_move_cost instead of global ira_register_move_cost.
18667 (ira_costs): Don't call ira_init_register_move_cost.
18669 2009-04-16 Richard Guenther <rguenther@suse.de>
18671 * tree-cfg.c (verify_gimple_assign_binary):
18672 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
18673 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
18674 (create_general_new_stmt): Note that this function is broken.
18676 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18678 * common.opt (fhelp): Add Var(help_flag).
18679 * gcc-plugin.h (plugin_info): Add help.
18680 * plugin.c (plugin_name_args): Add help.
18681 (register_plugin_info): Set plugin->help.
18682 (print_help_one_plugin): New.
18683 (print_plugins_help): New.
18684 * plugin.h (print_plugins_help): New.
18685 * toplev.c (toplev_main): Call print_plugins_help if needed.
18687 2009-04-16 Richard Guenther <rguenther@suse.de>
18689 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
18690 (gimple_ior_addresses_taken_1): New function.
18691 (gimple_ior_addresses_taken): Likewise.
18692 * gimple.h (struct gimple_statement_with_ops_base): Remove
18693 addresses_taken member.
18694 (gimple_ior_addresses_taken): Declare.
18695 (gimple_addresses_taken, gimple_addresses_taken_ptr,
18696 gimple_set_addresses_taken): Remove.
18697 * ipa-reference.c (mark_address): New function.
18698 (scan_stmt_for_static_refs): Use it for marking addresses taken.
18699 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
18700 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
18701 (gimple_add_to_addresses_taken): Remove.
18702 (get_tmr_operands): Call mark_address_taken.
18703 (get_asm_expr_operands): Likewise.
18704 (get_expr_operands): Likewise.
18705 (build_ssa_operands): Do not clear the addresses_taken bitmap.
18706 (free_stmt_operands): Do not free it.
18707 * tree-ssa.c (delete_tree_ssa): Likewise.
18708 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
18710 2009-04-16 Richard Guenther <rguenther@suse.de>
18712 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
18713 (walk_stmt_load_store_ops): Likewise.
18714 * gimple.c (get_base_loadstore): New function.
18715 (walk_stmt_load_store_addr_ops): Likewise.
18716 (walk_stmt_load_store_ops): Likewise.
18717 * ipa-pure-const.c (check_op): Simplify.
18718 (check_load, check_store): New functions.
18719 (check_stmt): Use walk_stmt_load_store_ops.
18720 * ipa-reference.c (mark_load): Adjust signature.
18721 (mark_store): Likewise.
18722 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
18724 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18726 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
18727 (plugin_info): New.
18728 * opts.c (common_handle_option): Don't call print_version.
18729 * plugin.c (plugin_name_args): Add version.
18730 (register_plugin_info): New.
18731 (register_callback): Handle PLUGIN_INFO.
18732 (try_init_one_plugin): New.
18733 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
18735 (finalize_one_plugin): New.
18736 (finalize_plugins): New.
18737 (print_one_plugin): New.
18738 (print_plugins_versions): New.
18739 * plugin.h (print_plugins_versions): New.
18740 (finalize_plugins): New.
18741 * toplev.c (compile_file): Don't call initialize_plugins.
18742 (print_version): Call print_plugins_versions.
18743 (toplev_main): Call initialize_plugins. Print version if needed.
18744 Call finalize_plugins.
18746 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18748 * common.opt (fversion): New.
18749 * gcc.c (print_version): New.
18750 (process_command): Don't print the version. Just set print_version.
18751 (main): Print version. Call subprocesses if print_version and
18752 verbose_flag are set.
18753 * opts.c (common_handle_option): Handle OPT_fversion.
18755 2009-04-16 Richard Guenther <rguenther@suse.de>
18756 Ira Rosen <irar@il.ibm.com>
18758 PR tree-optimization/39698
18759 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
18760 type of the reduction variable. Only generate the def if
18763 * omp-low.c (expand_omp_for_generic): When converting to a pointer
18764 make sure to first convert to an integer of the same precision.
18765 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
18766 the type of the evolution correctly in computing the new
18767 induction variable base.
18769 2009-04-16 Richard Guenther <rguenther@suse.de>
18771 PR middle-end/39625
18772 * tree-cfg.c (make_blocks): Split statements with to-be
18773 abnormal SSA names on the lhs.
18775 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
18777 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
18778 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
18779 * c-typeck.c (really_start_incremental_init): Likewise.
18780 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
18781 (TARGET_INITIALIZER): Remove it.
18782 * target.h (struct target): Remove vector_opaque_p.
18783 * tree.c (build_opaque_vector_type): New.
18784 * tree.h (TYPE_VECTOR_OPAQUE): New.
18785 (build_opaque_vector_type): Declare.
18786 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
18787 * config/rs6000/rs6000.c (build_opaque_vector_type,
18788 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
18789 (rs6000_init_builtins): Use build_opaque_vector_type for
18790 opaque_V4SI_type_node.
18792 2009-04-15 Catherine Moore <clm@codesourcery.com>
18794 * debug.h (set_name): Declare.
18795 * dwarf2out.c (dwarf2out_set_name): Declare.
18796 (dwarf2_debug_hooks): Add set_name.
18797 (find_AT_string): New.
18798 (add_AT_string): Call find_AT_string.
18799 (dwarf2out_set_name): New.
18800 * cp/decl.c (grokdeclarator): Call set_name.
18801 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
18802 * debug.c (do_nothing_debug_hooks): Likewise.
18803 * dbxout.c (dbx_debug_hooks): Likewise.
18804 * sdbout.c (sdb_debug_hooks): Likewise.
18806 2009-04-15 Michael Eager <eager@eagercon.com>
18808 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
18809 reg for single-precision FPU.
18810 * config/rs6000/rs6000.md (movsi_internal1): Only for
18811 !TARGET_SINGLE_FPU.
18812 (movsi_internal1_single): New. Add pattern to move SI values to/from
18813 single-precision FP regs.
18815 2009-04-15 Richard Guenther <rguenther@suse.de>
18817 * omp-low.c (lower_rec_input_clauses): Build correct address
18819 (expand_omp_for_generic): Fix multiplication type.
18820 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
18821 (generate_memset_zero): Fix types.
18822 * tree-profile.c (prepare_instrumented_value): Correctly
18825 2009-04-15 Ian Lance Taylor <iant@google.com>
18827 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
18828 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
18829 for -Wall and for -Wc++-compat.
18830 (c_common_post_options): For C++, set warn_enum_compare if not
18832 * c-tree.h (struct c_expr): Add field original_type.
18833 (build_external_ref): Update declaration.
18834 * c-parser.c (c_parser_braced_init): Set original_type.
18835 (c_parser_initelt): Likewise.
18836 (c_parser_expr_no_commas): Likewise.
18837 (c_parser_conditional_expression): Likewise.
18838 (c_parser_cast_expression): Likewise.
18839 (c_parser_unary_expression): Likewise. Pull setting of
18840 original_code to top of function.
18841 (c_parser_sizeof_expression): Set original_type.
18842 (c_parser_alignof_expression): Likewise.
18843 (c_parser_postfix_expression): Likewise. Pull setting of
18844 original_code to top of function.
18845 (c_parser_postfix_expression_after_paren_type): Set original_type.
18846 (c_parser_postfix_expression_after_primary): Likewise.
18847 (c_parser_expression): Likewise.
18848 * c-typeck.c (build_external_ref): Add type parameter. Change all
18850 (c_expr_sizeof_expr): Set original_type field.
18851 (parser_build_unary_op): Likewise.
18852 (parser_build_binary_op): Likewise. Optionally warn about
18853 comparisons of enums of different types.
18854 (digest_init): Set original_type field.
18855 (really_start_incremental_init): Likewise.
18856 (push_init_level, pop_init_level): Likewise.
18857 * doc/invoke.texi (Warning Options): -Wenum-compare now
18860 2009-04-15 Richard Guenther <rguenther@suse.de>
18862 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
18863 out a necessary conversion.
18864 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
18865 names we didn't value number.
18866 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
18868 2009-04-15 Richard Guenther <rguenther@suse.de>
18870 PR tree-optimization/39764
18871 * tree-ssa-ccp.c (get_value): Canonicalize value with
18872 canonicalize_float_value.
18874 2009-04-15 Jan Hubicka <jh@suse.cz>
18876 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
18877 Wrong version of patch.
18879 2009-04-15 Jan Hubicka <jh@suse.cz>
18881 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
18883 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
18885 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
18886 our distinct integral and vector types.
18888 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
18890 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
18891 * init.c (build_vtbl_address): Remove call to assemble_external.
18893 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
18895 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
18896 output for other floating point modes.
18898 2009-04-14 Diego Novillo <dnovillo@google.com>
18900 * diagnostic.c (diagnostic_report_diagnostic): Do not
18901 warn about loaded plugins for DK_ERROR and DK_WARNING.
18902 * c-decl.c (declspecs_add_type): Move call to
18903 invoke_plugin_callbacks ...
18904 * c-parser.c (c_parser_declspecs): ... here.
18905 * plugin.c (dump_active_plugins): Tidy output.
18907 2009-04-14 Diego Novillo <dnovillo@google.com>
18908 Le-Chun Wu <lcwu@google.com>
18910 * configure.ac: Add --enable-plugin support.
18911 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
18912 * Makefile.in (PLUGIN_H): Define.
18913 Export ENABLE_PLUGIN and GMPINC to site.exp.
18914 Add PLUGINLIBS to link command.
18915 Add/modify dependencies for plugin.o and files including plugin.h.
18917 * config.in: Regenerate.
18919 * opts.c (common_handle_option): Handle OPT_fplugin_ and
18922 2009-04-14 Le-Chun Wu <lcwu@google.com>
18924 * tree-pass.h (register_one_dump_file): Add a prototype for
18925 register_one_dump_file.
18926 * toplev.c (compile_file): Call initialize_plugins.
18927 (do_compile): Call invoke_plugin_callbacks.
18928 (toplev_main): Call invoke_plugin_callbacks.
18929 * common.opt: Add -fplugin= and -fplugin-arg-.
18930 * gcc-plugin.h: New public header file for plugins to include.
18931 * plugin.c: New source file.
18932 * plugin.h: New internal header file.
18933 * passes.c (register_one_dump_file): Make it external.
18935 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
18937 2009-04-14 Diego Novillo <dnovillo@google.com>
18939 * doc/plugins.texi: New.
18940 * doc/gccint.texi: Add reference to Plugins chapter.
18941 * doc/invoke.texi: Document -fplugin and -fplugin-arg
18942 * diagnostic.c (diagnostic_report_diagnostic): Warn about
18943 loaded plugins, if any.
18944 * timevar.def (TV_PLUGIN_INIT): Define.
18945 (TV_PLUGIN_RUN): Define.
18946 * plugin.c: Include timevar.h
18947 (plugins_active_p): New.
18948 (dump_active_plugins): New.
18949 (debug_active_plugins): New.
18951 2009-04-14 Joseph Myers <joseph@codesourcery.com>
18953 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
18955 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
18957 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
18959 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
18960 the same as a minus without a shift.
18962 2009-04-14 Nick Clifton <nickc@redhat.com>
18964 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
18965 comparisons with small integers will always produce a short
18968 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
18971 2008-12-19 Diego Novillo <dnovillo@google.com>
18973 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
18975 2009-04-14 Richard Guenther <rguenther@suse.de>
18977 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
18979 (verify_gimple_assign_binary): Likewise. Handle shifts and
18981 (verify_gimple_phi): Print the mismatched argument position.
18982 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
18984 (vect_update_init_of_dr): Likewise.
18985 * matrix-reorg.c (transform_access_sites): Do what the
18987 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
18989 2009-04-13 Michael Eager <eager@eagercon.com>
18991 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
18992 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
18993 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
18994 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
18995 remove duplicate config
18997 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18999 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
19000 file_name:line_number type locator of the call site.
19002 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
19004 * genautomata.c: Put blank after comma.
19005 (automaton_decls): New.
19006 (struct unit_usage): Add comments to member next.
19007 (store_alt_unit_usage): Keep the list ordered.
19008 (unit_present_on_list_p, equal_alternatives_p): New.
19009 (check_regexp_units_distribution): Check units distribution
19010 correctness correctly.
19011 (main): Don't write automata if error is found. Return correct
19014 * config/m68k/cf.md (cfv4_ds): Remove.
19015 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
19016 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
19018 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
19019 power4-load-ext, power4-store, power4-store-update,
19020 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
19021 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
19022 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
19023 power4-sqrt, power4-isync): Modify reservation to make correct
19024 unit distribution to automata.
19026 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
19027 power5-store-update, power5-two, power5-three, power5-lmul,
19028 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
19030 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
19032 * except.c (pass_set_nothrow_function_flags): Set name and add
19034 (set_nothrow_function_flags): Mention in the dump file when
19035 changing a function to nothrow.
19037 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
19040 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
19041 instead of unsigned long.
19043 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19045 * config/arm/arm.c (return_used_this_function): Remove.
19046 (arm_output_function_prologue): Remove use of
19047 return_used_this_function.
19048 (output_return_instruction): Replace use of
19049 return_used_this_function
19050 by cfun->machine->return_used_this_function.
19051 (arm_output_epilogue): Likewise.
19052 (arm_output_function_epilogue): Likewise.
19053 (thumb_unexpanded_epilogue): Likewise.
19054 * config/arm/arm.h (struct machine_function):
19055 New member return_used_this_function.
19057 2009-04-12 Mark Mitchell <mark@codesourcery.com>
19059 * doc/install.texi: Correct description of default directory for
19060 --with-gxx-include-dir.
19062 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
19064 * fold-const.c (build_range_check): Properly deal with enumeral and
19065 boolean base types.
19067 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
19069 * doc/invoke.texi (max_gcse_passes): Remove documentation.
19070 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
19071 * params.h (MAX_GCSE_PASSES): Remove.
19072 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
19073 in sequence. Remove ability to run multiple passes.
19074 (bypass_jumps): Report run as third CPROP pass.
19076 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
19078 PR middle-end/39651
19079 * except.c (can_throw_external): Look at each insn in a SEQUENCE
19080 when deciding whether the whole SEQUENCE can throw.
19082 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
19085 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
19086 offseted label references.
19088 2009-04-11 Jan Hubicka <jh@suse.cz>
19090 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
19092 2009-04-11 Richard Guenther <rguenther@suse.de>
19094 PR middle-end/39732
19095 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
19096 return variables as TREE_ADDRESSABLE.
19098 2009-04-11 Richard Guenther <rguenther@suse.de>
19100 PR tree-optimization/39713
19101 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
19102 reference trees have SSA_NAME operands.
19104 2009-04-11 Richard Guenther <rguenther@suse.de>
19107 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
19108 address expressions.
19110 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
19112 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
19113 match changes in Cygwin 1.7
19114 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
19115 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
19117 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19119 PR tree-optimization/39701
19120 * doc/invoke.texi (Optimization Options): Document change in
19121 meaning and initialization of -fdelete-null-pointer-checks.
19123 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19125 PR middle-end/39701
19126 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
19128 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
19131 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
19133 2009-04-10 Chao-ying Fu <fu@mips.com>
19135 * doc/tm.texi (Instruction Output): Document
19136 TARGET_ASM_FINAL_POSTSCAN_INSN.
19137 * target.h (final_postscan_insn): New field in asm_out.
19138 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19139 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
19140 * final.c (final_scan_insn): Call
19141 targetm.asm_out.final_postscan_insn after outputting
19142 an asm macro and a normal instruction.
19144 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
19145 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
19146 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
19147 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
19148 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19150 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19152 PR middle-end/39701
19153 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
19154 variables as non-NULL even with -fdelete-null-pointer-checks.
19156 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19158 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
19160 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
19163 * config/i386/i386.c (classify_argument): Handle SCmode with
19164 (bit_offset % 64) != 0.
19166 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
19168 * doc/invoke.texi (Optimize Options): Add cross-reference to
19169 -Q --help=optimizers examples.
19171 2009-04-10 Ben Elliston <bje@au.ibm.com>
19174 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
19175 regalign for the reg == fpr and TDmode case.
19177 2009-04-09 David Ayers <ayers@fsfe.org>
19180 * objc/objc-act.c (warn_with_method): Remove helper function.
19181 (check_duplicates): Call warning and inform directly.
19182 (really_start_method): Likewise.
19184 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19186 * expmed.c (expand_divmod): Always use a comparison for a division
19187 by a large unsigned integer.
19189 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
19190 for things others than variables or functions as nonzero.
19192 2009-04-09 Nick Clifton <nickc@redhat.com>
19194 * unwind-compat.c: Change copyright header to refer to version
19195 3 of the GNU General Public License with version 3.1 of the
19196 GCC Runtime Library Exception and to point readers at the
19197 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
19198 * config/alpha/crtfastmath.c: Likewise.
19199 * config/alpha/linux-unwind.h: Likewise.
19200 * config/alpha/qrnnd.asm: Likewise.
19201 * config/alpha/vms-crt0-64.c: Likewise.
19202 * config/alpha/vms-crt0.c: Likewise.
19203 * config/alpha/vms-dwarf2.asm: Likewise.
19204 * config/alpha/vms-dwarf2eh.asm: Likewise.
19205 * config/alpha/vms-psxcrt0-64.c: Likewise.
19206 * config/alpha/vms-psxcrt0.c: Likewise.
19207 * config/alpha/vms_tramp.asm: Likewise.
19208 * config/arc/initfini.c: Likewise.
19209 * config/arc/lib1funcs.asm: Likewise.
19210 * config/arm/bpabi-v6m.S: Likewise.
19211 * config/arm/bpabi.S: Likewise.
19212 * config/arm/bpabi.c: Likewise.
19213 * config/arm/crti.asm: Likewise.
19214 * config/arm/crtn.asm: Likewise.
19215 * config/arm/ieee754-df.S: Likewise.
19216 * config/arm/ieee754-sf.S: Likewise.
19217 * config/arm/lib1funcs.asm: Likewise.
19218 * config/arm/libunwind.S: Likewise.
19219 * config/arm/linux-atomic.c: Likewise.
19220 * config/arm/mmintrin.h: Likewise.
19221 * config/arm/pr-support.c: Likewise.
19222 * config/arm/unaligned-funcs.c: Likewise.
19223 * config/arm/unwind-arm.c: Likewise.
19224 * config/arm/unwind-arm.h: Likewise.
19225 * config/avr/libgcc.S: Likewise.
19226 * config/bfin/crti.s: Likewise.
19227 * config/bfin/crtlibid.s: Likewise.
19228 * config/bfin/crtn.s: Likewise.
19229 * config/bfin/lib1funcs.asm: Likewise.
19230 * config/bfin/linux-unwind.h: Likewise.
19231 * config/cris/arit.c: Likewise.
19232 * config/cris/cris_abi_symbol.c: Likewise.
19233 * config/darwin-64.c: Likewise.
19234 * config/darwin-crt2.c: Likewise.
19235 * config/darwin-crt3.c: Likewise.
19236 * config/darwin.h: Likewise.
19237 * config/dbxelf.h: Likewise.
19238 * config/dfp-bit.c: Likewise.
19239 * config/dfp-bit.h: Likewise.
19240 * config/elfos.h: Likewise.
19241 * config/fixed-bit.c: Likewise.
19242 * config/fixed-bit.h: Likewise.
19243 * config/fp-bit.c: Likewise.
19244 * config/fp-bit.h: Likewise.
19245 * config/fr30/crti.asm: Likewise.
19246 * config/fr30/crtn.asm: Likewise.
19247 * config/fr30/lib1funcs.asm: Likewise.
19248 * config/freebsd-spec.h: Likewise.
19249 * config/frv/cmovd.c: Likewise.
19250 * config/frv/cmovh.c: Likewise.
19251 * config/frv/cmovw.c: Likewise.
19252 * config/frv/frvbegin.c: Likewise.
19253 * config/frv/frvend.c: Likewise.
19254 * config/frv/lib1funcs.asm: Likewise.
19255 * config/glibc-stdint.h: Likewise.
19256 * config/h8300/clzhi2.c: Likewise.
19257 * config/h8300/crti.asm: Likewise.
19258 * config/h8300/crtn.asm: Likewise.
19259 * config/h8300/ctzhi2.c: Likewise.
19260 * config/h8300/fixunssfsi.c: Likewise.
19261 * config/h8300/lib1funcs.asm: Likewise.
19262 * config/h8300/parityhi2.c: Likewise.
19263 * config/h8300/popcounthi2.c: Likewise.
19264 * config/i386/ammintrin.h: Likewise.
19265 * config/i386/att.h: Likewise.
19266 * config/i386/avxintrin.h: Likewise.
19267 * config/i386/biarch64.h: Likewise.
19268 * config/i386/bmmintrin.h: Likewise.
19269 * config/i386/cpuid.h: Likewise.
19270 * config/i386/cross-stdarg.h: Likewise.
19271 * config/i386/crtfastmath.c: Likewise.
19272 * config/i386/crtprec.c: Likewise.
19273 * config/i386/cygming-crtbegin.c: Likewise.
19274 * config/i386/cygming-crtend.c: Likewise.
19275 * config/i386/cygwin.asm: Likewise.
19276 * config/i386/emmintrin.h: Likewise.
19277 * config/i386/gmm_malloc.h: Likewise.
19278 * config/i386/gthr-win32.c: Likewise.
19279 * config/i386/i386.h: Likewise.
19280 * config/i386/immintrin.h: Likewise.
19281 * config/i386/linux-unwind.h: Likewise.
19282 * config/i386/linux64.h: Likewise.
19283 * config/i386/mm3dnow.h: Likewise.
19284 * config/i386/mmintrin-common.h: Likewise.
19285 * config/i386/mmintrin.h: Likewise.
19286 * config/i386/nmmintrin.h: Likewise.
19287 * config/i386/pmm_malloc.h: Likewise.
19288 * config/i386/pmmintrin.h: Likewise.
19289 * config/i386/smmintrin.h: Likewise.
19290 * config/i386/sol2-c1.asm: Likewise.
19291 * config/i386/sol2-ci.asm: Likewise.
19292 * config/i386/sol2-cn.asm: Likewise.
19293 * config/i386/sol2-gc1.asm: Likewise.
19294 * config/i386/tmmintrin.h: Likewise.
19295 * config/i386/unix.h: Likewise.
19296 * config/i386/w32-unwind.h: Likewise.
19297 * config/i386/wmmintrin.h: Likewise.
19298 * config/i386/x86-64.h: Likewise.
19299 * config/i386/x86intrin.h: Likewise.
19300 * config/i386/xmmintrin.h: Likewise.
19301 * config/ia64/crtbegin.asm: Likewise.
19302 * config/ia64/crtend.asm: Likewise.
19303 * config/ia64/crtfastmath.c: Likewise.
19304 * config/ia64/crti.asm: Likewise.
19305 * config/ia64/crtn.asm: Likewise.
19306 * config/ia64/fde-glibc.c: Likewise.
19307 * config/ia64/lib1funcs.asm: Likewise.
19308 * config/ia64/linux-unwind.h: Likewise.
19309 * config/ia64/quadlib.c: Likewise.
19310 * config/ia64/unwind-ia64.c: Likewise.
19311 * config/linux.h: Likewise.
19312 * config/m32c/m32c-lib1.S: Likewise.
19313 * config/m32c/m32c-lib2-trapv.c: Likewise.
19314 * config/m32c/m32c-lib2.c: Likewise.
19315 * config/m32r/initfini.c: Likewise.
19316 * config/m68hc11/larith.asm: Likewise.
19317 * config/m68hc11/m68hc11-crt0.S: Likewise.
19318 * config/m68k/cf.md: Likewise.
19319 * config/m68k/crti.s: Likewise.
19320 * config/m68k/crtn.s: Likewise.
19321 * config/m68k/lb1sf68.asm: Likewise.
19322 * config/m68k/linux-unwind.h: Likewise.
19323 * config/mcore/crti.asm: Likewise.
19324 * config/mcore/crtn.asm: Likewise.
19325 * config/mcore/lib1.asm: Likewise.
19326 * config/mips/linux-unwind.h: Likewise.
19327 * config/mips/loongson.h: Likewise.
19328 * config/mips/mips16.S: Likewise.
19329 * config/mmix/crti.asm: Likewise.
19330 * config/mmix/crtn.asm: Likewise.
19331 * config/pa/fptr.c: Likewise.
19332 * config/pa/hpux-unwind.h: Likewise.
19333 * config/pa/lib2funcs.asm: Likewise.
19334 * config/pa/linux-atomic.c: Likewise.
19335 * config/pa/linux-unwind.h: Likewise.
19336 * config/pa/milli64.S: Likewise.
19337 * config/pa/quadlib.c: Likewise.
19338 * config/pa/stublib.c: Likewise.
19339 * config/picochip/libgccExtras/adddi3.asm: Likewise.
19340 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
19341 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
19342 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
19343 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
19344 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
19345 * config/picochip/libgccExtras/divmod15.asm: Likewise.
19346 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
19347 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
19348 * config/picochip/libgccExtras/longjmp.asm: Likewise.
19349 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
19350 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
19351 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
19352 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
19353 * config/picochip/libgccExtras/setjmp.asm: Likewise.
19354 * config/picochip/libgccExtras/subdi3.asm: Likewise.
19355 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
19356 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
19357 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
19358 * config/rs6000/750cl.h: Likewise.
19359 * config/rs6000/altivec.h: Likewise.
19360 * config/rs6000/biarch64.h: Likewise.
19361 * config/rs6000/crtresfpr.asm: Likewise.
19362 * config/rs6000/crtresgpr.asm: Likewise.
19363 * config/rs6000/crtresxfpr.asm: Likewise.
19364 * config/rs6000/crtresxgpr.asm: Likewise.
19365 * config/rs6000/crtsavfpr.asm: Likewise.
19366 * config/rs6000/crtsavgpr.asm: Likewise.
19367 * config/rs6000/darwin-asm.h: Likewise.
19368 * config/rs6000/darwin-fallback.c: Likewise.
19369 * config/rs6000/darwin-fpsave.asm: Likewise.
19370 * config/rs6000/darwin-ldouble.c: Likewise.
19371 * config/rs6000/darwin-tramp.asm: Likewise.
19372 * config/rs6000/darwin-unwind.h: Likewise.
19373 * config/rs6000/darwin-vecsave.asm: Likewise.
19374 * config/rs6000/darwin-world.asm: Likewise.
19375 * config/rs6000/e500crtres32gpr.asm: Likewise.
19376 * config/rs6000/e500crtres64gpr.asm: Likewise.
19377 * config/rs6000/e500crtres64gprctr.asm: Likewise.
19378 * config/rs6000/e500crtrest32gpr.asm: Likewise.
19379 * config/rs6000/e500crtrest64gpr.asm: Likewise.
19380 * config/rs6000/e500crtresx32gpr.asm: Likewise.
19381 * config/rs6000/e500crtresx64gpr.asm: Likewise.
19382 * config/rs6000/e500crtsav32gpr.asm: Likewise.
19383 * config/rs6000/e500crtsav64gpr.asm: Likewise.
19384 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
19385 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
19386 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
19387 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
19388 * config/rs6000/eabi-ci.asm: Likewise.
19389 * config/rs6000/eabi-cn.asm: Likewise.
19390 * config/rs6000/eabi.asm: Likewise.
19391 * config/rs6000/linux-unwind.h: Likewise.
19392 * config/rs6000/linux64.h: Likewise.
19393 * config/rs6000/paired.h: Likewise.
19394 * config/rs6000/paired.md: Likewise.
19395 * config/rs6000/ppc64-fp.c: Likewise.
19396 * config/rs6000/ppu_intrinsics.h: Likewise.
19397 * config/rs6000/rs6000.h: Likewise.
19398 * config/rs6000/si2vmx.h: Likewise.
19399 * config/rs6000/sol-ci.asm: Likewise.
19400 * config/rs6000/sol-cn.asm: Likewise.
19401 * config/rs6000/spe.h: Likewise.
19402 * config/rs6000/spu2vmx.h: Likewise.
19403 * config/rs6000/sysv4.h: Likewise.
19404 * config/rs6000/tramp.asm: Likewise.
19405 * config/rs6000/vec_types.h: Likewise.
19406 * config/s390/linux-unwind.h: Likewise.
19407 * config/s390/tpf-unwind.h: Likewise.
19408 * config/score/crti.asm: Likewise.
19409 * config/score/crtn.asm: Likewise.
19410 * config/sh/crt1.asm: Likewise.
19411 * config/sh/crti.asm: Likewise.
19412 * config/sh/crtn.asm: Likewise.
19413 * config/sh/divtab-sh4-300.c: Likewise.
19414 * config/sh/divtab-sh4.c: Likewise.
19415 * config/sh/divtab.c: Likewise.
19416 * config/sh/lib1funcs-4-300.asm: Likewise.
19417 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
19418 * config/sh/lib1funcs.asm: Likewise.
19419 * config/sh/lib1funcs.h: Likewise.
19420 * config/sh/linux-atomic.asm: Likewise.
19421 * config/sh/linux-unwind.h: Likewise.
19422 * config/sh/shmedia.h: Likewise.
19423 * config/sh/sshmedia.h: Likewise.
19424 * config/sh/ushmedia.h: Likewise.
19425 * config/sparc/crtfastmath.c: Likewise.
19426 * config/sparc/linux-unwind.h: Likewise.
19427 * config/sparc/sol2-c1.asm: Likewise.
19428 * config/sparc/sol2-ci.asm: Likewise.
19429 * config/sparc/sol2-cn.asm: Likewise.
19430 * config/spu/divmodti4.c: Likewise.
19431 * config/spu/divv2df3.c: Likewise.
19432 * config/spu/float_disf.c: Likewise.
19433 * config/spu/float_unsdidf.c: Likewise.
19434 * config/spu/float_unsdisf.c: Likewise.
19435 * config/spu/float_unssidf.c: Likewise.
19436 * config/spu/mfc_multi_tag_release.c: Likewise.
19437 * config/spu/mfc_multi_tag_reserve.c: Likewise.
19438 * config/spu/mfc_tag_release.c: Likewise.
19439 * config/spu/mfc_tag_reserve.c: Likewise.
19440 * config/spu/mfc_tag_table.c: Likewise.
19441 * config/spu/multi3.c: Likewise.
19442 * config/spu/spu_internals.h: Likewise.
19443 * config/spu/spu_intrinsics.h: Likewise.
19444 * config/spu/spu_mfcio.h: Likewise.
19445 * config/spu/vec_types.h: Likewise.
19446 * config/spu/vmx2spu.h: Likewise.
19447 * config/stormy16/stormy16-lib2.c: Likewise.
19448 * config/svr4.h: Likewise.
19449 * config/sync.c: Likewise.
19450 * config/v850/lib1funcs.asm: Likewise.
19451 * config/vxlib-tls.c: Likewise.
19452 * config/vxlib.c: Likewise.
19453 * config/vxworks-dummy.h: Likewise.
19454 * config/xtensa/crti.asm: Likewise.
19455 * config/xtensa/crtn.asm: Likewise.
19456 * config/xtensa/ieee754-df.S: Likewise.
19457 * config/xtensa/ieee754-sf.S: Likewise.
19458 * config/xtensa/lib1funcs.asm: Likewise.
19459 * config/xtensa/lib2funcs.S: Likewise.
19460 * config/xtensa/linux-unwind.h: Likewise.
19461 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
19462 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
19463 * coretypes.h: Likewise.
19464 * crtstuff.c: Likewise.
19465 * defaults.h: Likewise.
19466 * dwarf2.h: Likewise.
19467 * emutls.c: Likewise.
19468 * gbl-ctors.h: Likewise.
19469 * gcov-io.h: Likewise.
19470 * ginclude/float.h: Likewise.
19471 * ginclude/iso646.h: Likewise.
19472 * ginclude/stdarg.h: Likewise.
19473 * ginclude/stdbool.h: Likewise.
19474 * ginclude/stddef.h: Likewise.
19475 * ginclude/stdfix.h: Likewise.
19476 * ginclude/stdint-gcc.h: Likewise.
19477 * ginclude/tgmath.h: Likewise.
19478 * gthr-aix.h: Likewise.
19479 * gthr-dce.h: Likewise.
19480 * gthr-gnat.c: Likewise.
19481 * gthr-gnat.h: Likewise.
19482 * gthr-lynx.h: Likewise.
19483 * gthr-mipssde.h: Likewise.
19484 * gthr-nks.h: Likewise.
19485 * gthr-posix.c: Likewise.
19486 * gthr-posix.h: Likewise.
19487 * gthr-posix95.h: Likewise.
19488 * gthr-rtems.h: Likewise.
19489 * gthr-single.h: Likewise.
19490 * gthr-solaris.h: Likewise.
19491 * gthr-tpf.h: Likewise.
19492 * gthr-vxworks.h: Likewise.
19493 * gthr-win32.h: Likewise.
19494 * gthr.h: Likewise.
19495 * libgcc2.c: Likewise.
19496 * libgcc2.h: Likewise.
19497 * libgcov.c: Likewise.
19498 * tsystem.h: Likewise.
19499 * typeclass.h: Likewise.
19500 * unwind-c.c: Likewise.
19501 * unwind-compat.h: Likewise.
19502 * unwind-dw2-fde-compat.c: Likewise.
19503 * unwind-dw2-fde-darwin.c: Likewise.
19504 * unwind-dw2-fde-glibc.c: Likewise.
19505 * unwind-dw2-fde.c: Likewise.
19506 * unwind-dw2-fde.h: Likewise.
19507 * unwind-dw2.c: Likewise.
19508 * unwind-dw2.h: Likewise.
19509 * unwind-generic.h: Likewise.
19510 * unwind-pe.h: Likewise.
19511 * unwind-sjlj.c: Likewise.
19512 * unwind.inc: Likewise.
19513 * config/arm/neon-gen.ml: Change generated copyright header to
19514 refer to version 3 of the GNU General Public License with
19515 version 3.1 of the GCC Runtime Library Exception and to point
19516 readers at the COPYING3 and COPYING3.RUNTIME files and the
19517 FSF's license web page.
19518 * config/arm/arm_neon.h: Regenerate.
19520 2009-04-09 Jakub Jelinek <jakub@redhat.com>
19522 * config/cris/cris.md: Change copyright header to refer to version
19523 3 of the GNU General Public License.
19524 * doc/install.texi2html: Change copyright header to refer to version
19525 3 of the GNU General Public License and to point readers at the
19526 COPYING3 file and the FSF's license web page.
19527 * config/vax/linux.h: Likewise.
19529 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19531 * config/i386/i386.md (cmpcc): New.
19532 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
19533 (sync_compare_and_swap_cc*): Delete.
19535 * config/s390/s390.c (s390_compare_emitted): Remove.
19536 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
19537 s390_compare_emitted used to be handled. Assert that modes match.
19538 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
19539 refer to sync_compare_and_swap_ccsi.
19540 * config/s390/s390.h (s390_compare_emitted): Remove.
19541 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
19542 instead of s390_compare_emitted.
19543 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
19544 instead of s390_compare_emitted.
19545 * config/s390/s390.md (cmpcc): New.
19546 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
19547 CC_REGNUM, do not pretend it's set.
19548 (sync_compare_and_swap_cc*): Delete.
19549 * config/s390/predicates.md (cc_reg_operand): New.
19551 * expr.c (sync_compare_and_swap_cc): Delete.
19552 * optabs.h (sync_compare_and_swap_cc): Delete.
19553 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
19554 is being used with can_compare_p.
19555 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
19556 (find_cc_set): New.
19557 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
19558 look for a MODE_CC set instead. Use emit_store_flag.
19559 (expand_compare_and_swap_loop): Likewise, with some additional
19560 complication to avoid a force_reg when useless. Use
19561 emit_cmp_and_jump_insns.
19562 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
19563 * doc/md.texi (sync_compare_and_swap_cc): Merge with
19564 sync_compare_and_swap documentation.
19566 2009-04-09 Jan Hubicka <jh@suse.cz>
19568 * except.c (find_prev_try): Break out from ....
19569 (duplicate_eh_regions): ... here; properly update prev_try pointers
19570 when duplication part of tree.
19571 (dump_eh_tree): Improve dumping.
19572 (verify_eh_region): New.
19573 (verify_eh_tree): Use it.
19575 2009-04-06 Richard Guenther <rguenther@suse.de>
19577 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
19578 &ARRAY addresses by adjusting their types and prepending
19580 * tree-cfg.c (verify_gimple_assign_single): Verify that
19581 addresses are correct.
19583 2009-04-09 Richard Guenther <rguenther@suse.de>
19585 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
19586 indices into an array reference if possible.
19587 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
19588 Fold POINTER_PLUS_EXPR statements with invariant address.
19590 2009-04-09 Alan Modra <amodra@bigpond.net.au>
19593 * config.gcc (powerpc64-*-linux*): Always build biarch.
19595 2009-04-09 Joseph Myers <joseph@codesourcery.com>
19598 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
19599 it and pedwarn if this results in an INTEGER_CST.
19601 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19603 * doc/install.texi: Update minimum GMP version. Remove obsolete
19604 text in MPFR section.
19606 2009-04-08 Jakub Jelinek <jakub@redhat.com>
19608 * dwarf2out.c (class_scope_p): New static inline.
19609 (class_or_namespace_scope_p): Use it.
19610 (gen_variable_die): Use DW_TAG_member tag for static data member
19611 declarations instead of DW_TAG_variable.
19613 PR middle-end/39573
19614 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
19617 2009-04-08 Richard Guenther <rguenther@suse.de>
19619 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
19620 valueize random data.
19622 2009-04-08 David Edelsohn <edelsohn@gnu.org>
19624 * config.gcc (aix tm_file): Add aix-stdint.h.
19625 (aix tm clause use_gcc_stdint): Set to wrap.
19626 * config/rs6000/aix-stdint.h: New file.
19628 2009-04-08 Richard Guenther <rguenther@suse.de>
19630 PR middle-end/36291
19631 * tree-dfa.c (add_referenced_var): Do not recurse into
19632 global initializers.
19633 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
19635 (fold_const_aggregate_ref): Likewise.
19637 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19639 * recog.c (ordered_comparison_operator): New.
19640 * gensupport.c (std_preds): Add it.
19641 * doc/md.texi (Machine-Independent Predicates): Document it.
19643 2009-04-08 Jan Hubicka <jh@suse.cz>
19645 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
19646 * function.h (rtl_eh): Remove exception_handler_label_map.
19647 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
19648 remove_exception_handler_label, for_each_eh_label_1): Remove.
19649 (rtl_remove_unreachable_regions): Remove.
19650 (convert_from_eh_region_ranges): Do not remove unreachable regions.
19651 (find_exception_handler_labels): Don't build the hashtable.
19652 (maybe_remove_eh_handler): Remove.
19653 (for_each_eh_label): Rewrite to walk the tree.
19654 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
19655 * except.h (maybe_remove_eh_handler): Remove.
19656 * passes.c (init_optimization_passes): Schedule second EH cleanup
19658 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
19659 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
19661 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19663 * genoutput.c (validate_optab_operands): New.
19664 (gen_insn, gen_expand): Call it.
19666 * genflags.c (gen_insn): Detect misused iterators.
19667 (main): Pass line_no to gen_insn, exit with status 1 on error.
19669 * genextract.c (line_no): Make global.
19670 (VEC_safe_set_locstr): Change assertion to error message.
19671 (main): Exit with status 1 on error.
19673 2009-04-08 Joseph Myers <joseph@codesourcery.com>
19677 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
19678 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
19679 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
19680 * c-convert.c (convert): Do not call fold on results of conversion
19681 functions when the result is a C_MAYBE_CONST_EXPR.
19682 * c-parser.c (c_parser_postfix_expression): Do not fold condition
19683 of __builtin_choose_expr.
19684 * c-typeck.c (remove_c_maybe_const_expr): New.
19685 (build_unary_op, build_conditional_expr, build_compound_expr,
19686 build_binary_op, c_objc_common_truthvalue_conversion): Call
19687 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
19690 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
19692 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
19693 CODE to produce a new one. Add a prototype to use fold_convert_const
19695 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
19698 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
19699 mix declarations and code.
19701 2009-04-08 Ben Elliston <bje@au.ibm.com>
19703 * gcc.c: Replace `CC' with `GCC' throughout.
19705 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
19707 * doc/invoke.texi: Document Atom support.
19709 2009-04-07 Jason Merrill <jason@redhat.com>
19712 * c-common.h, c-common.c: Add flag_pretty_templates.
19713 * c-opts.c (c_common_handle_option): Set it.
19714 * c.opt: Add -fno-pretty-templates.
19715 * doc/invoke.texi (C++ Dialect Options): Likewise.
19717 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
19719 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
19720 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
19721 (ia64_expand_builtin): Likewise.
19723 2009-04-07 Martin Jambor <mjambor@suse.cz>
19725 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
19726 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
19727 ADDR_EXPRS are include too.
19729 2009-04-07 Richard Guenther <rguenther@suse.de>
19731 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
19732 decls are only used if passes as parameters or if they are
19733 local statics and the call is not to a builtin.
19734 (call_may_clobber_ref_p_1): Likewise.
19736 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19738 * expr.c (do_store_flag): Remove last argument. Simplify code
19739 to avoid duplication of tests already done by can_compare_p.
19740 (expand_expr_real_1): Adjust caller.
19742 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19744 * optabs.c (can_compare_p): Test the predicate of a
19745 cbranch and cstore pattern.
19747 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19749 * expr.c (convert_move): Use emit_store_flag instead of
19752 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19754 * config/i386/i386.c (ix86_compare_emitted): Remove.
19755 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
19756 ix86_compare_op0 like ix86_compare_emitted used to be handled.
19757 * config/i386/i386.h (ix86_compare_emitted): Remove.
19758 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
19759 instead of ix86_compare_emitted.
19760 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
19762 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
19764 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
19765 Add t-sysroot-suffix to tmake_file.
19766 * config/print-sysroot-suffix.sh: New file.
19767 * config/t-sysroot-suffix: New file.
19769 2009-04-07 Ben Elliston <bje@au.ibm.com>
19771 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
19772 as the latter produces a warning when the target does not support
19775 2009-04-07 Ben Elliston <bje@au.ibm.com>
19777 * dfp.c: Replace type punning assignments with memcpy throughout.
19778 * Makefile.in (dfp.o-warn): Remove.
19780 2009-04-07 Alan Modra <amodra@bigpond.net.au>
19783 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
19784 Include soft-fp/t-softfp after rs6000/t-linux64.
19786 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
19788 * stor-layout.c (set_sizetype): Use the full precision of their
19789 machine mode for bitsize types.
19791 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
19793 * config/i386/i386.md: Revert 2 accidental checkins.
19795 2009-04-06 Joey Ye <joey.ye@intel.com>
19796 Xuepeng Guo <xuepeng.guo@intel.com>
19797 H.J. Lu <hongjiu.lu@intel.com>
19799 Atom pipeline model, tuning and insn selection.
19800 * config.gcc (atom): Add atom config options and target.
19802 * config/i386/atom.md: New.
19804 * config/i386/i386.c (atom_cost): New cost.
19805 (m_ATOM): New macro flag.
19806 (initial_ix86_tune_features): Set m_ATOM.
19807 (x86_accumulate_outgoing_args): Likewise.
19808 (x86_arch_always_fancy_math_387): Likewise.
19809 (processor_target): Add Atom cost.
19810 (cpu_names): Add Atom cpu name.
19811 (override_options): Set Atom ISA.
19812 (ix86_issue_rate): New case PROCESSOR_ATOM.
19813 (ix86_adjust_cost): Likewise.
19815 * config/i386/i386.h (TARGET_ATOM): New target macro.
19816 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
19817 (TARGET_OPT_AGU): New target option.
19818 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
19819 (processor_type): Add PROCESSOR_ATOM.
19821 * config/i386/i386.md (cpu): Add new value "atom".
19822 (use_carry, movu): New attr.
19823 (atom.md): Include atom.md.
19824 (adddi3_carry_rex64): Set attr "use_carry".
19825 (addqi3_carry): Likewise.
19826 (addhi3_carry): Likewise.
19827 (addsi3_carry): Likewise.
19828 (*addsi3_carry_zext): Likewise.
19829 (subdi3_carry_rex64): Likewise.
19830 (subqi3_carry): Likewise.
19831 (subhi3_carry): Likewise.
19832 (subsi3_carry): Likewise.
19833 (x86_movdicc_0_m1_rex64): Likewise.
19834 (*x86_movdicc_0_m1_se): Likewise.
19835 (x86_movsicc_0_m1): Likewise.
19836 (*x86_movsicc_0_m1_se): Likewise.
19837 (*adddi_1_rex64): Emit add insn as much as possible.
19838 (*addsi_1): Likewise.
19839 (return_internal): Set atom_unit.
19840 (return_internal_long): Likewise.
19841 (return_pop_internal): Likewise.
19842 (*rcpsf2_sse): Set atom_sse_attr attr.
19843 (*qrt<mode>2_sse): Likewise.
19844 (*prefetch_sse): Likewise.
19846 * config/i386/i386-c.c (ix86_target_macros_internal): New case
19848 (ix86_target_macros_internal): Likewise.
19850 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
19851 (*prefetch_sse_rex): Likewise.
19852 (sse_rcpv4sf2): Likewise.
19853 (sse_vmrcpv4sf2): Likewise.
19854 (sse_sqrtv4sf2): Likewise.
19855 (<sse>_vmsqrt<mode>2): Likewise.
19856 (sse_ldmxcsr): Likewise.
19857 (sse_stmxcsr): Likewise.
19858 (*sse_sfence): Likewise.
19859 (sse2_clflush): Likewise.
19860 (*sse2_mfence): Likewise.
19861 (*sse2_lfence): Likewise.
19862 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
19863 (<sse>_movup<ssemodesuffixf2c>): Likewise.
19864 (avx_movdqu<avxmodesuffix>): Likewise.
19865 (avx_lddqu<avxmodesuffix>): Likewise.
19866 (sse2_movntv2di): Change attr "type" to "ssemov".
19867 (sse2_movntsi): Likewise.
19868 (rsqrtv8sf2): Change attr "type" to "sseadd".
19869 (sse3_addsubv2df3): Set attr "atom_unit".
19870 (sse3_h<plusminus_insn>v4sf3): Likewise.
19871 (*sse2_pmaddwd): Likewise.
19872 (*vec_extractv2di_1_rex64): Likewise.
19873 (*vec_extractv2di_1_avx): Likewise.
19874 (sse2_psadbw): Likewise.
19875 (ssse3_phaddwv8hi3): Likewise.
19876 (ssse3_phaddwv4hi3): Likewise.
19877 (ssse3_phadddv4si3): Likewise.
19878 (ssse3_phadddv2si3): Likewise.
19879 (ssse3_phaddswv8hi3): Likewise.
19880 (ssse3_phaddswv4hi3): Likewise.
19881 (ssse3_phsubwv8hi3): Likewise.
19882 (ssse3_phsubwv4hi3): Likewise.
19883 (ssse3_phsubdv4si3): Likewise.
19884 (ssse3_phsubdv2si3): Likewise.
19885 (ssse3_phsubswv8hi3): Likewise.
19886 (ssse3_phsubswv4hi3): Likewise.
19887 (ssse3_pmaddubsw128): Likewise.
19888 (sse3_pmaddubsw: Likewise.
19889 (ssse3_palignrti): Likewise.
19890 (ssse3_palignrdi): Likewise.
19892 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
19894 * doc/install.texi (Specific): Fix two cross-references to MinGW.
19896 2009-04-06 Richard Guenther <rguenther@suse.de>
19898 PR tree-optimization/28868
19899 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
19900 of which PHI results we inserted.
19901 (insert_into_preds_of_block): Record inserted PHIs.
19902 (eliminate): Eliminate redundant PHI nodes.
19903 (init_pre): Init inserted_phi_names.
19905 2009-04-06 Richard Guenther <rguenther@suse.de>
19907 PR tree-optimization/39643
19908 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
19909 IMAGPART_EXPRs of complex constants.
19910 (execute_fold_all_builtins): If we folded a call queue
19911 TODO_update_address_taken.
19913 2009-04-06 Jan Hubicka <jh@suse.cz>
19915 PR middle-end/39659
19916 * except.c (remove_unreachable_regions): Propagate may_contain_throw
19919 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
19921 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
19923 (ic_invalidate_array): Likewise.
19925 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
19927 * calls.c (emit_library_call_value_1): Fix a problem with parameter
19928 alignment for library calls.
19930 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
19932 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
19933 (mingw32 tm clause use_gcc_stdint): Set to wrap.
19934 * config/i386/mingw-stdint.h: New file.
19936 2009-04-05 Richard Guenther <rguenther@suse.de>
19938 PR tree-optimization/39648
19939 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
19940 our &A vs. &A[0] IL deficiencies.
19942 2009-04-04 Jan Hubicka <jh@suse.cz>
19944 * except.c (sjlj_find_directly_reachable_regions): Be ready for
19945 removed toplevel regions.
19946 (sjlj_mark_call_sites): Likewise.
19948 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
19950 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
19951 (cygwin tm clause use_gcc_stdint): Set to wrap.
19952 * config/i386/cygwin-stdint.h: New file.
19954 2009-04-04 Richard Guenther <rguenther@suse.de>
19956 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
19957 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
19958 single-argument PHIs if we are in loop-closed SSA form.
19959 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
19960 for the pre-condition.
19961 (slpeel_tree_peel_loop_to_edge): Likewise.
19962 (vect_build_loop_niters): Take an optional sequence to append stmts.
19963 (vect_generate_tmps_on_preheader): Likewise.
19964 (vect_do_peeling_for_loop_bound): Take extra guards for the
19966 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
19967 the cost model check.
19968 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
19969 guards if we are going to peel. Do not apply versioning in that case.
19970 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
19971 (vect_do_peeling_for_loop_bound): Likewise.
19972 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
19973 loop bound only record extra pre-conditions, do not apply loop
19976 2009-04-04 Richard Guenther <rguenther@suse.de>
19978 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
19981 2009-04-04 Jan Hubicka <jh@suse.cz>
19983 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
19984 last_basic_block for size of bb->index indexed array.
19985 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
19986 compute_out, link_btr_uses, build_btr_def_use_webs,
19987 build_btr_def_use_webs, migrate_btr_defs): Likewise.
19989 2009-04-04 Jan Hubicka <jh@suse.cz>
19991 * except.c (remove_eh_handler_and_replace): Break out from ...
19992 (remove_eh_handler): ... here.
19993 (bring_to_root): New function.
19994 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
19995 handled ones, bring others to root of tree.
19997 2009-04-04 Jan Hubicka <jh@suse.cz>
19999 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
20000 (all_phis_safe_to_merge): New function.
20001 (update_info): New structure.
20002 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
20003 (cleanup_empty_eh): Update SSA if possible.
20005 2009-04-04 Richard Guenther <rguenther@suse.de>
20007 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
20008 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
20009 (append_vuse): Likewise.
20011 2009-04-04 Jakub Jelinek <jakub@redhat.com>
20013 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
20014 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
20015 instead of REG_UNSAVED for DW_CFA_undefined.
20016 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
20017 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
20020 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
20023 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
20024 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
20025 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
20027 2009-04-04 Richard Guenther <rguenther@suse.de>
20029 PR tree-optimization/8781
20030 PR tree-optimization/37892
20031 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
20032 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
20033 (valueize_refs): Call it for *& valueizations.
20034 (shared_reference_ops_from_ref): Rename to ...
20035 (valueize_shared_reference_ops_from_ref): ... this and valueize.
20036 (shared_reference_ops_from_call): Rename to ...
20037 (valueize_shared_reference_ops_from_call): ... this and valueize.
20038 (vn_reference_lookup): Update.
20039 (visit_reference_op_call): Likewise.
20040 * tree-ssa-pre.c (phi_translate_1): Fold *&.
20041 (eliminate): Value-replace the call address in call statements.
20043 2009-04-04 Richard Guenther <rguenther@suse.de>
20045 PR tree-optimization/39636
20046 * tree-ssa-forwprop.c
20047 (forward_propagate_addr_into_variable_array_index): Check for
20048 GIMPLE_ASSIGN before accessing the rhs code.
20050 2009-04-03 Jason Merrill <jason@redhat.com>
20052 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
20054 2009-04-03 Steve Ellcey <sje@cup.hp.com>
20056 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
20057 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
20058 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
20059 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
20060 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
20061 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
20062 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
20063 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
20064 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
20065 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
20066 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
20067 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
20068 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
20069 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
20070 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
20071 Use fr_reg_or_fp01_operand instead of fr_register_operand
20073 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
20074 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
20075 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
20077 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
20079 PR rtl-optimization/39607
20080 PR rtl-optimization/39631
20084 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20085 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20086 instead of DF_LR_OUT.
20087 * ira-lives.c (process_bb_node_lives): Ditto.
20088 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20089 instead of DF_LR_{OUT,IN}.
20090 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20091 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20093 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
20095 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
20096 (execute_lower_omp): Always run but take the short way out if -fopenmp
20098 (gate_lower_omp): Remove, forcing the pass manager to always run the
20099 pass and always set PROP_gimple_lomp.
20100 (pass_lower_omp): Remove gate function.
20101 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
20102 PROP_trees. Instead, require it.
20103 * ipa-cp.c (pass_ipa_cp): Likewise.
20104 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
20105 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
20106 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
20107 and PROP_gimple_leh.
20109 2009-04-03 Richard Guenther <rguenther@suse.de>
20111 PR middle-end/13146
20112 PR tree-optimization/23940
20113 PR tree-optimization/33237
20114 PR middle-end/33974
20115 PR middle-end/34093
20116 PR tree-optimization/36201
20117 PR tree-optimization/36230
20118 PR tree-optimization/38049
20119 PR tree-optimization/38207
20120 PR tree-optimization/38230
20121 PR tree-optimization/38301
20122 PR tree-optimization/38585
20123 PR middle-end/38895
20124 PR tree-optimization/38985
20125 PR tree-optimization/39299
20126 * tree-ssa-structalias.h: Remove.
20127 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
20128 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
20129 (struct vuse_element_d): Remove.
20130 (struct vuse_vec_d): Likewise.
20131 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
20132 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
20133 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
20134 VUSE_ELEMENT_VAR): Likewise.
20135 (struct voptype_d): Likewise.
20136 (NUM_VOP_FREE_BUCKETS): Likewise.
20137 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
20138 (struct stmt_operands_d): Remove.
20139 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
20140 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
20141 VDEF_NUM, VDEF_VECT): Likewise.
20142 (copy_virtual_operands): Remove.
20143 (operand_build_cmp): Likewise.
20144 (create_ssa_artificial_load_stmt): Likewise.
20145 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
20146 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
20147 vuse_index and mayuse_index members. Pack and move done and iter_type
20148 members to the front.
20149 (SSA_OP_VMAYUSE): Remove.
20150 (SSA_OP_VIRTUAL_USES): Adjust.
20151 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
20152 (unlink_stmt_vdef): Declare.
20153 (add_to_addressable_set): Remove.
20154 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
20155 (vrp_visit_stmt): Likewise.
20156 * doc/tree-ssa.texi (Alias analysis): Update.
20157 * doc/invoke.texi (max-aliased-vops): Remove docs.
20158 (avg-aliased-vops): Likewise.
20159 * tree-into-ssa.c (syms_to_rename): Remove.
20160 (need_to_update_vops_p): Likewise.
20161 (need_to_initialize_update_ssa_p): Rename to ...
20162 (update_ssa_initialized_fn): ... this. Track function we are
20164 (symbol_marked_for_renaming): Simplify.
20165 (add_new_name_mapping): Do not set need_to_update_vops_p.
20166 (dump_currdefs): Use SYMS_TO_RENAME.
20167 (rewrite_update_stmt): Always walk all uses/defs.
20168 (dump_update_ssa): Adjust.
20169 (init_update_ssa): Take function argument. Track what we are
20171 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
20172 (create_new_def_for): Initialize for cfun, assert we are initialized
20174 (mark_sym_for_renaming): Simplify.
20175 (mark_set_for_renaming): Do not initialize update-ssa.
20176 (need_ssa_update_p): Simplify. Take function argument.
20177 (name_mappings_registered_p): Assert we ask for the correct function.
20178 (name_registered_for_update_p): Likewise.
20179 (ssa_names_to_replace): Likewise.
20180 (release_ssa_name_after_update_ssa): Likewise.
20181 (update_ssa): Likewise. Use SYMS_TO_RENAME.
20182 (dump_decl_set): Do not print a newline.
20183 (debug_decl_set): Do it here.
20184 (dump_update_ssa): And here.
20185 * tree-ssa-loop-im.c (move_computations): Adjust.
20186 (movement_possibility): Likewise.
20187 (determine_max_movement): Likewise.
20188 (gather_mem_refs_stmt): Likewise.
20189 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
20190 or NAME_MEMORY_TAG.
20191 * tree-complex.c (update_all_vops): Remove.
20192 (expand_complex_move): Adjust.
20193 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
20194 Simplify test for memory referencing statement. Exclude
20195 non-invariant ADDR_EXPRs.
20196 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
20197 * tree-loop-distribution.c (generate_memset_zero): Adjust.
20198 (rdg_flag_uses): Likewise.
20199 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
20201 (tree_optimize_tail_calls_1): Also split the
20202 edge from the entry block if we have degenerate PHI nodes in
20203 the first basic block.
20204 * tree.c (init_ttree): Remove memory-tag related code.
20205 (tree_code_size): Likewise.
20206 (tree_node_structure): Likewise.
20207 (build7_stat): Re-write to be build6_stat.
20208 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
20209 (SSA_VAR_P): Adjust.
20210 (struct tree_memory_tag): Remove.
20211 (struct tree_memory_partition_tag): Likewise.
20212 (union tree_node): Adjust.
20213 (build7): Re-write to be build6.
20214 * tree-pass.h (pass_reset_cc_flags): Remove.
20215 (TODO_update_address_taken): New flag.
20216 (pass_simple_dse): Remove.
20217 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
20218 * params.h (MAX_ALIASED_VOPS): Remove.
20219 (AVG_ALIASED_VOPS): Likewise.
20220 * omp-low.c (expand_omp_taskreg): Update SSA form.
20221 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
20222 aliases the lhs in a copy stmt.
20223 * tree-ssa-dse.c (struct address_walk_data): Remove.
20224 (memory_ssa_name_same): Likewise.
20225 (memory_address_same): Likewise.
20226 (get_kill_of_stmt_lhs): Likewise.
20227 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
20228 unused stores. Look through PHI nodes into post-dominated regions.
20229 (dse_optimize_stmt): Simplify. Properly remove stores.
20230 (tree_ssa_dse): Compute dominators.
20231 (execute_simple_dse): Remove.
20232 (pass_simple_dse): Likewise.
20233 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
20234 gimple_loaded_syms and gimple_stored_syms computation.
20235 * toplev.c (dump_memory_report): Dump alias and pta stats.
20236 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
20237 (vn_reference_eq): Likewise.
20238 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
20239 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
20240 valueize_vuses): Remove.
20241 (get_def_ref_stmt_vuses): Simplify. Rename to ...
20242 (get_def_ref_stmt_vuse): ... this.
20243 (vn_reference_lookup_2): New function.
20244 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
20245 walking equivalent vuses. Simplify.
20246 (vn_reference_lookup): Likewise.
20247 (vn_reference_insert): Likewise.
20248 (vn_reference_insert_pieces): Likewise.
20249 (visit_reference_op_call): Simplify.
20250 (visit_reference_op_load): Likewise.
20251 (visit_reference_op_store): Likewise.
20252 (init_scc_vn): Remove shared_lookup_vuses initialization.
20253 (free_scc_vn): Remove shared_lookup_vuses freeing.
20254 (sort_vuses, sort_vuses_heap): Remove.
20255 (get_ref_from_reference_ops): Export.
20256 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
20257 vector with single vuse pointer.
20258 (vn_reference_lookup_pieces, vn_reference_lookup,
20259 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
20260 (shared_vuses_from_stmt): Remove.
20261 (get_ref_from_reference_ops): Declare.
20262 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
20263 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20264 memory-tag related code.
20265 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
20266 (likely_value): Add comment, skip static-chain of call statements.
20267 (surely_varying_stmt_p): Adjust.
20268 (gimplify_and_update_call_from_tree): Likewise.
20269 (execute_fold_all_builtins): Do not rebuild alias info.
20270 (gimplify_and_update_call_from_tree): Properly update VOPs.
20271 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
20272 (copy_ref_info): Remove memory-tag related code.
20273 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
20274 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
20275 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
20277 * tree-ssa-dom.c (gimple_p): Remove typedef.
20278 (eliminate_redundant_computations): Adjust.
20279 (record_equivalences_from_stmt): Likewise.
20280 (avail_expr_hash): Likewise.
20281 (avail_expr_eq): Likewise.
20282 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
20283 (stmt_makes_single_load): Likewise.
20284 (stmt_makes_single_store): Likewise.
20285 * tree-ssa-alias.c: Rewrite completely.
20286 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
20287 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
20288 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
20289 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
20290 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
20291 Remove public functions.
20292 (pass_reset_cc_flags): Remove.
20293 (pass_build_alias): Move ...
20294 * tree-ssa-structalias.c (pass_build_alias): ... here.
20295 * tree-ssa-alias.c (may_be_aliased): Move ...
20296 * tree-flow-inline.h (may_be_aliased): ... here.
20297 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
20298 count_uses_and_derefs): Move ...
20299 * gimple.c: ... here.
20300 * gimple.h (count_uses_and_derefs): Declare.
20301 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
20302 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
20303 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
20304 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
20305 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
20306 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
20307 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
20309 * tree-dfa.c (refs_may_alias_p): Move ...
20310 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
20311 * tree-ssa-alias.h: New file.
20312 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
20313 (statement_sink_location): Likewise.
20314 * opts.c (decode_options): Do not adjust max-aliased-vops or
20315 avg-aliased-vops values.
20316 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
20317 (TV_CALL_CLOBBER): Likewise.
20318 (TV_FLOW_SENSITIVE): Likewise.
20319 (TV_FLOW_INSENSITIVE): Likewise.
20320 (TV_MEMORY_PARTITIONING): Likewise.
20321 (TV_ALIAS_STMT_WALK): New timevar.
20322 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
20323 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
20324 (get_address_description): Remove memory-tag related code.
20325 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
20326 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
20327 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
20328 and immediate uses in statements. Document.
20329 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
20330 (dump_symbols): Remove.
20331 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
20332 * alias.c (get_deref_alias_set): New function split out from ...
20333 (get_alias_set): ... here.
20334 * alias.h (get_deref_alias_set): Declare.
20335 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
20336 type parameter. Remove restrict pointer handling. Create a
20337 ref-all pointer in case type-based alias sets do not conflict.
20338 (vect_analyze_data_refs): Remove SMT related code.
20339 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
20340 (vectorizable_load): Likewise.
20341 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
20342 (DR_SYMBOL_TAG, DR_VOPS): Remove.
20343 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
20344 Ignore vops and SMTs.
20345 (dr_analyze_alias): Likewise..
20346 (free_data_ref): Likewise.
20347 (create_data_ref): Likewise.
20348 (analyze_all_data_dependences): Likewise.
20349 (get_references_in_stmt): Adjust.
20350 * tree-flow-inline.h (gimple_aliases_computed_p,
20351 gimple_addressable_vars, gimple_call_clobbered_vars,
20352 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
20353 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
20354 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
20355 gimple_mem_ref_stats): Remove.
20356 (gimple_vop): New function.
20357 (op_iter_next_use): Remove vuses and mayuses cases.
20358 (op_iter_next_def): Remove vdefs case.
20359 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
20360 (clear_and_done_ssa_iter): Do not set removed fields.
20361 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
20362 Assert we are not iterating over vuses or vdefs if not also
20363 iterating over uses or defs.
20364 (op_iter_init_use): Likewise.
20365 (op_iter_init_def): Likewise.
20366 (op_iter_next_vdef): Remove.
20367 (op_iter_next_mustdef): Likewise.
20368 (op_iter_init_vdef): Likewise.
20369 (compare_ssa_operands_equal): Likewise.
20370 (link_use_stmts_after): Handle vuse operand.
20371 (is_call_used): Use is_call_clobbered.
20372 (is_call_clobbered): Global variables are always call clobbered,
20373 query the call-clobbers bitmap.
20374 (mark_call_clobbered): Ignore global variables.
20375 (clear_call_clobbered): Likewise.
20376 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
20377 virtual operands sanity check.
20378 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
20380 (TARGET_MEM_REF): Remove TMR_TAG operand.
20381 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
20382 Remove call-clobber related code.
20383 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
20384 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
20385 partitions or escape reason.
20386 (get_single_def_stmt, get_single_def_stmt_from_phi,
20387 get_single_def_stmt_with_phi): Remove.
20388 (dump_referenced_vars): Tidy.
20389 (get_ref_base_and_extent): Allow bare decls.
20390 (collect_dfa_stats): Adjust.
20391 * graphite.c (rename_variables_in_stmt): Adjust.
20392 (graphite_copy_stmts_from_block): Likewise.
20393 (translate_clast): Likewise.
20394 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
20396 (translate_vuse_through_block): Use the oracle.
20397 (phi_translate_1): Adjust.
20398 (value_dies_in_block_x): Use the oracle. Cache the outcome
20400 (valid_in_sets): Check if the VUSE for
20401 a REFERENCE is available.
20402 (eliminate): Do not remove stmts during elimination,
20403 instead queue and remove them afterwards.
20404 (do_pre): Do not rebuild alias info.
20405 (pass_pre): Run TODO_rebuild_alias before PRE.
20406 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
20407 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
20408 (mark_all_v_defs_stmt): Remove.
20409 (mark_all_v_defs_seq): Adjust.
20410 (sra_replace): Likewise.
20411 (scalarize_use): Likewise.
20412 (scalarize_copy): Likewise.
20413 (scalarize_init): Likewise.
20414 (scalarize_ldst): Likewise.
20415 (todoflags): Remove.
20416 (tree_sra): Do not rebuild alias info.
20417 (tree_sra_early): Adjust.
20418 (pass_sra): Run TODO_update_address_taken before SRA.
20419 * tree-predcom.c (set_alias_info): Remove.
20420 (prepare_initializers_chain): Do not call it.
20421 (mark_virtual_ops_for_renaming): Adjust.
20422 (mark_virtual_ops_for_renaming_list): Remove.
20423 (initialize_root_vars): Adjust.
20424 (initialize_root_vars_lm): Likewise.
20425 (prepare_initializers_chain): Likewise.
20426 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
20427 (may_propagate_copy_into_stmt): Likewise.
20428 (merge_alias_info): Do nothing for now.
20429 (propagate_tree_value_into_stmt): Adjust.
20430 (stmt_may_generate_copy): Likewise.
20431 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
20432 not mark symbols for renaming.
20433 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
20434 with the same statement, make sure to update the new pointed-to one.
20435 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
20436 call statements, do not mark symbols for renaming.
20437 (mark_operand_necessary): Dump something.
20438 (ref_may_be_aliased): New function.
20439 (mark_aliased_reaching_defs_necessary_1): New helper function.
20440 (mark_aliased_reaching_defs_necessary): Likewise.
20441 (mark_all_reaching_defs_necessary_1): Likewise.
20442 (mark_all_reaching_defs_necessary): Likewise.
20443 (propagate_necessity): Do not process virtual PHIs. For
20444 non-aliased loads mark all reaching definitions as necessary.
20445 For aliased loads and stores mark the immediate dominating
20446 aliased clobbers as necessary.
20447 (visited): New global static.
20448 (perform_tree_ssa_dce): Free visited bitmap after propagating
20450 (remove_dead_phis): Perform simple dead virtual PHI removal.
20451 (remove_dead_stmt): Properly unlink virtual operands when
20453 (eliminate_unnecessary_stmts): Schedule PHI removal after
20455 * tree-ssa-ter.c (is_replaceable_p): Adjust.
20456 (process_replaceable): Likewise.
20457 (find_replaceable_in_bb): Likewise.
20458 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
20459 based on the single gimple vop.
20460 (verify_flow_insensitive_alias_info): Remove.
20461 (verify_flow_sensitive_alias_info): Likewise.
20462 (verify_call_clobbering): Likewise.
20463 (verify_memory_partitions): Likewise.
20464 (verify_alias_info): Likewise.
20465 (verify_ssa): Adjust..
20466 (execute_update_addresses_taken): Export. Update SSA
20467 manually. Optimize only when optimizing. Use a local bitmap.
20468 (pass_update_address_taken): Remove TODO_update_ssa, add
20470 (pass_update_address_taken): Just use TODO_update_address_taken.
20471 (init_tree_ssa): Do not initialize addressable_vars.
20472 (verify_ssa): Verify new VUSE / VDEF properties.
20473 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
20474 Do not call verify_alias_info.
20475 (delete_tree_ssa): Clear the VUSE, VDEF operands.
20476 Do not free the loaded and stored syms bitmaps. Reset the escaped
20477 and callused solutions. Do not free addressable_vars.
20478 Remove memory-tag related code.
20479 (warn_uninitialized_var): Aliases are always available.
20480 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
20481 * lambda-code.c (can_put_in_inner_loop): Adjust.
20482 (can_put_after_inner_loop): Likewise.
20483 (perfect_nestify): Likewise.
20484 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
20485 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
20486 (vectorizable_conversion): Do not mark symbols for renaming.
20487 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
20488 (expand_call_inline): Unlink the calls virtual operands before
20490 (tree_function_versioning): Do not call update_ssa if we are not
20491 updating clones. Simplify.
20492 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
20493 (propagate_with_phi): Likewise..
20494 * tree-outof-ssa.c (create_temp): Remove memory tag and call
20495 clobber code. Assert we are not aliased or global.
20496 * tree-flow.h: Include tree-ssa-alias.h
20497 (enum escape_type): Remove.
20498 (struct mem_sym_stats_d): Likewise.
20499 (struct mem_ref_stats_d): Likewise.
20500 (struct gimple_df): Add vop member. Remove global_var,
20501 call_clobbered_vars, call_used_vars, addressable_vars,
20502 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
20503 escaped and callused members.
20504 (struct ptr_info_def): Remove all members, add points-to solution
20506 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
20507 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
20508 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
20509 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
20510 (tree-ssa-alias.o): Likewise.
20511 (toplev.o): Add tree-ssa-alias.h
20512 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
20513 * gimple.c (gimple_set_bb): Fix off-by-one error.
20514 (is_gimple_reg): Do not handle memory tags.
20515 (gimple_copy): Also copy virtual operands.
20516 Delay updating the statement. Do not reset loaded and stored syms.
20517 (gimple_set_stored_syms): Remove.
20518 (gimple_set_loaded_syms): Likewise.
20519 (gimple_call_copy_skip_args): Copy the virtual operands
20520 and mark the new statement modified.
20521 * tree-ssa-structalias.c (may_alias_p): Remove.
20522 (set_uids_in_ptset): Take the alias set to prune with as
20523 parameter. Fold in the alias test of may_alias_p.
20524 (compute_points_to_sets): Compute whether a ptr is dereferenced
20525 in a local sbitmap.
20526 (process_constraint): Deal with &ANYTHING on the lhs, reject all
20527 other ADDRESSOF constraints on the lhs.
20528 (get_constraint_for_component_ref): Assert that we don't get
20529 ADDRESSOF constraints from the base of the reference.
20530 Properly generate UNKNOWN_OFFSET for DEREF if needed.
20531 (struct variable_info): Remove collapsed_to member.
20532 (get_varinfo_fc): Remove.
20533 (new_var_info): Do not set collapsed_to.
20534 (dump_constraint): Do not follow cycles.
20535 (dump_constraint_graph): Likewise.
20536 (build_pred_graph): Likewise.
20537 (build_succ_graph): Likewise.
20538 (rewrite_constraints): Likewise.
20539 (do_simple_structure_copy): Remove.
20540 (do_rhs_deref_structure_copy): Remove.
20541 (do_lhs_deref_structure_copy): Remove.
20542 (collapse_rest_of_var): Remove.
20543 (do_structure_copy): Re-implement.
20544 (pta_stats): New global variable.
20545 (dump_pta_stats): New function.
20546 (struct constraint_expr): Make offset signed.
20547 (UNKNOWN_OFFSET): Define special value.
20548 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
20549 (solution_set_expand): New helper function split out from ...
20550 (do_sd_constraint): ... here.
20551 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
20552 (do_ds_constraint): Likewise.
20553 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
20554 and CALLUSED = *CALLUSED.
20555 (set_union_with_increment): Make inc argument signed.
20556 (type_safe): Remove.
20557 (get_constraint_for_ptr_offset): Handle unknown and negative
20559 (first_vi_for_offset): Handle offsets before start. Bail
20560 out early for offsets beyond the variable extent.
20561 (first_or_preceding_vi_for_offset): New function.
20562 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
20563 Together with ESCAPED = *ESCAPED this properly computes reachability.
20564 (find_what_var_points_to): New function.
20565 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
20566 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
20567 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
20568 pt_solutions_intersect): New functions.
20569 (compute_call_used_vars): Remove.
20570 (compute_may_aliases): New main entry into PTA computation.
20571 * gimple.h (gimple_p): New typedef.
20572 (struct gimple_statement_base): Remove references_memory_p.
20573 (struct gimple_statement_with_memory_ops_base): Remove
20574 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
20576 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
20577 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
20578 gimple_set_references_memory): Remove.
20579 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
20580 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
20582 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
20583 (verify_expr): Allow RESULT_DECL.
20584 (gimple_duplicate_bb): Do not copy virtual operands.
20585 (gimple_duplicate_sese_region): Adjust.
20586 (gimple_duplicate_sese_tail): Likewise.
20587 (mark_virtual_ops_in_region): Remove.
20588 (move_sese_region_to_fn): Do not call it.
20589 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
20590 and pass_simple_dse.
20591 (execute_function_todo): Handle TODO_update_address_taken,
20592 call execute_update_addresses_taken for TODO_rebuild_alias.
20593 (execute_todo): Adjust.
20594 (execute_one_pass): Init dump files early.
20595 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
20597 (create_general_new_stmt): Clear vops.
20598 * tree-ssa-reassoc.c (get_rank): Adjust.
20599 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
20600 symbols for renaming.
20601 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
20602 (PARAM_AVG_ALIASED_VOPS): Likewise.
20603 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
20604 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
20605 * tree-ssa-operands.c: Simplify for new virtual operand representation.
20606 (operand_build_cmp, copy_virtual_operands,
20607 create_ssa_artificial_load_stmt, add_to_addressable_set,
20608 gimple_add_to_addresses_taken): Remove public functions.
20609 (unlink_stmt_vdef): New function.
20611 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20613 * config.gcc (powerpc-*-linux*): Merge variants.
20615 2009-04-02 Chao-ying Fu <fu@mips.com>
20616 James Grosbach <james.grosbach@microchip.com>
20618 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
20619 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
20621 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
20622 keep_interrupts_masked_p, use_debug_exception_return_p.
20623 (mips_attribute_table): Add interrupt, use_shadow_register_set,
20624 keep_interrupts_masked, use_debug_exception_return.
20625 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
20626 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
20628 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
20629 (mips_print_operand): Process COP0 registers to print $0 .. $31
20630 correctly for GAS to process.
20631 (mips_interrupt_extra_call_saved_reg_p): New function.
20632 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
20634 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
20635 (mips_compute_frame_info): Add supports for interrupt context that
20636 includes doubleword accumulators and COP0 registers.
20637 (mips_for_each_saved_acc): New function.
20638 (mips_for_each_saved_gpr_and_fpr): Change the function name from
20639 mips_for_each_saved_reg.
20640 (mips_save_reg): Save accumulators.
20641 (mips_kernel_reg_p): A new for_each_rtx callback.
20642 (mips_expand_prologue): Support interrupt handlers.
20643 (mips_restore_reg): Restore accumulators.
20644 (mips_expand_epilogue): Support interrupt handlers.
20645 (mips_can_use_return_insn): Return false for interrupt handlers.
20646 (mips_epilogue_uses): New function.
20647 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
20648 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
20649 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
20650 cop0_move): New instructions.
20651 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
20652 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
20654 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
20656 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
20657 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
20658 interrupt handlers, we use K0 as the temporary register.
20659 (EPILOGUE_USES): Change to a function call.
20660 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
20661 handlers, we use K0 as the temporary register.
20663 * doc/extend.texi (Function Attributes): Document interrupt,
20664 use_shadow_register_set, keep_interrupts_masked,
20665 use_debug_exception_return for MIPS attributes.
20667 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20669 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
20670 Remove a number of t-files from tmake_file.
20671 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
20672 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
20673 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
20674 target_prototype, not TARGET_PROTOTYPE.
20675 (LINK_OS_GNU_SPEC): Define.
20676 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
20677 and darwin-ldoubdle.c.
20679 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
20682 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
20683 (cpp_options): Ditto.
20684 (default_compilers): Ditto.
20685 (display_help): Ditto.
20686 (process_command): Ditto.
20687 (do_spec_1): Ditto.
20688 (set_input): Use lbasename instead of duplicate code.
20689 (save_temps_prefix): New static for -save-temps=obj.
20690 (save_temps_length): Ditto.
20692 * doc/invoke.texi (-save-temps=obj): Document new variant to
20693 -save-temps switch.
20695 2009-04-02 Jeff Law <law@redhat.com>
20697 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
20700 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20702 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
20703 * configure: Regenerated.
20705 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20707 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
20708 share the argument list.
20710 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20714 2009-02-12 Diego Novillo <dnovillo@google.com>
20716 * varpool.c (debug_varpool): New.
20717 * cgraph.h (debug_varpool): Declare.
20719 2009-04-02 Jan Hubicka <jh@suse.cz>
20721 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
20724 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20726 * config/i386/i386.c (ix86_abi): Move initialization to ...
20727 (override_options): Here.
20729 2009-04-02 Christian Bruel <christian.bruel@st.com>
20731 * config/sh/sh.c (sh_dwarf_register_span): New function.
20732 (TARGET_DWARF_REGISTER_SPAN): Define.
20733 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
20735 2009-04-02 Ira Rosen <irar@il.ibm.com>
20737 PR tree-optimization/39595
20738 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
20739 interleaved loads group is not greater than the SLP group size.
20741 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20743 * builtins.c (is_builtin_name): New.
20744 (called_as_built_in): Use is_builtin_name.
20745 * tree.h (is_builtin_name): New.
20746 * varasm.c (incorporeal_function_p): Use is_builtin_name
20748 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
20750 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
20752 2009-04-02 Dodji Seketeli <dodji@redhat.com>
20755 * c-decl.c (clone_underlying_type): Move this ...
20756 * c-common.c (set_underlying_type): ... here.
20757 Also, make sure the function properly sets TYPE_STUB_DECL() on
20758 the newly created typedef variant type.
20759 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
20760 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
20763 2009-04-02 Richard Guenther <rguenther@suse.de>
20765 PR tree-optimization/37221
20766 * tree-flow.h (degenerate_phi_result): Declare.
20767 * tree-ssa-dom.c (degenerate_phi_result): Export.
20768 * tree-scalar-evolution.c (analyze_initial_condition): If
20769 the initial condition is defined by a degenerate PHI node
20770 use the degenerate value.
20772 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
20774 PR rtl-optimization/39588
20775 * combine.c (merge_outer_ops): Do not set the constant when this
20777 (simplify_shift_const_1): Do not modify it either in this case.
20779 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
20781 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
20782 tuning is deprecated if -mtune value is set to an Itanium1 variant.
20784 2009-04-01 Janis Johnson <janis187@us.ibm.com>
20787 * c-lex.c (interpret_float): Default (no suffix) is double.
20789 2009-04-1 Xinliang David Li <davidxl@google.com>
20791 * config/i386/i386.c (legitimate_constant_p): Recognize
20792 all one vector constant.
20794 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20796 * config/vax/vax.c: Add #includes to silence warnings.
20797 Change #include order to silence two warnings.
20799 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20801 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
20802 (ASM_SPEC): Pass -k to the assembler for PIC code.
20804 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20806 * config.gcc: Add vax-*-linux* to the switch.
20807 * config/vax/linux.h: New file. (TARGET_VERSION,
20808 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
20810 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20812 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
20813 Use predicate macros instead of GET_CODE() == foo.
20814 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
20815 ashlsi3, rotrsi3, <unnamed>): Likewise.
20817 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20819 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
20820 jbbccihi, jbbccisi): Remova trailing whitespace.
20821 * config/vax/constraints.md: Likewise.
20822 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20823 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
20824 * config/vax/predicates.md: Likewise.
20825 * config/vax/vax.c (print_operand_address, vax_output_int_move,
20826 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
20827 * config/vax/vax.h: Likewise.
20828 * config/vax/vax.md (nonlocal_goto): Likewise.
20830 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20832 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
20833 (indirectable_address_p, adjacent_operands_p): Add spaces around
20835 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
20837 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20839 * config/vax/vax.c (legitimate_constant_address_p,
20840 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
20841 index_term_p, reg_plus_index_p, legitimate_address_p,
20842 vax_mode_dependent_address_p): Update comments to match functions
20843 modified by the recent int->bool conversion.
20845 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20847 * config/vax/builtins.md: Update copyright message.
20848 * config/vax/constraints.md: Likewise.
20849 * config/vax/netbsd-elf.h: Likewise.
20850 * config/vax/predicates.md: Likewise.
20851 * config/vax/vax-protos.h: Likewise.
20852 * config/vax/vax.c: Likewise.
20853 * config/vax/vax.h: Likewise.
20854 * config/vax/vax.md: Likewise.
20855 * config/vax/vax.opt: Likewise.
20857 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20859 * config/vax/builtins.md (ffssi2, ffssi2_internal,
20860 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
20861 * config/vax/constraints.md (B, R): Likewise.
20862 * config/vax/predicates.md (external_memory_operand,
20863 nonimmediate_addsub_di_operand): Likewise.
20864 * config/vax/vax.c (vax_output_int_add): Likewise.
20865 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
20866 untyped_call): Likewise.
20868 2009-04-01 Matt Thomas <matt@3am-software.com>
20870 * config/vax/predicates.md: New file.
20871 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
20872 external_const_operand, nonsymbolic_operand, external_memory_operand,
20873 indirect_memory_operand, indexed_memory_operand,
20874 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
20875 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
20877 * config/vax/constraints.md: New file.
20878 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
20880 * config/vax/builtins.md: New file.
20881 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
20882 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
20884 * config/vax/vax.opt (mqmath): Add option.
20885 * config/vax/vax.md (isfx): Extend with DI.
20886 (VAXintQH, VAXintQHSD): Define.
20887 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
20888 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
20889 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
20890 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
20891 (movdi): Update constraints and use vax_output_int_move().
20892 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
20893 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
20894 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
20895 nonlocal_goto): New.
20896 (mov<mode>): Extend accepted operand types.
20897 (subdi3_old): Rename from subdi3, change update constraints and use
20898 a new implementation.
20899 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
20900 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
20901 MOVE_RATIO, CLEAR_RATIO): Define.
20902 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
20903 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
20904 (PRINT_OPERAND): Redefine using a function instead of inlined code.
20905 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
20906 (split_quadword_operands): Make static and really allow variable
20908 (print_operand_address): Update for PIC generation.
20909 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
20910 indexable_address_p, fixup_mathdi_operand,
20911 vax_expand_addsub_di_operands, adjacent_operands_p): New.
20912 (vax_float_literal, legitimate_constant_p,
20913 indirectable_constant_address_p, index_term_p,
20914 reg_plus_index_p): Return bool instead of int.
20915 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
20917 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
20919 (vax_output_conditional_branch): Indent.
20920 (legitimate_constant_address_p, indirectable_constant_address_p,
20921 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
20922 vax_mode_dependent_address_p): Return bool instead of int, update for
20924 * config/vax/vax-protos.h (legitimate_constant_address_p,
20925 legitimate_constant_p, legitimate_address_p,
20926 vax_mode_dependent_address_p): Change declaration to bool.
20927 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
20928 vax_expand_addsub_di_operands, vax_output_int_subtract,
20929 vax_output_movmemsi): Declare.
20930 (split_quadword_operands, vax_float_literal): Delete declaration.
20931 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
20932 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
20933 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
20934 ASM_OUTPUT_DWARF_PCREL): Define.
20935 (ASM_SPEC): Change definition to allow PIC generation.
20937 2009-04-01 Steve Ellcey <sje@cup.hp.com>
20939 * doc/sourcebuild.texi: Update front-end requirements.
20941 2009-04-01 Jakub Jelinek <jakub@redhat.com>
20944 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
20945 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
20946 (booldi3_internal3): Use boolean_or_operator instead of
20949 2009-04-01 Joseph Myers <joseph@codesourcery.com>
20952 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
20953 declarator whose size is not an integer constant expression but
20954 folds to an integer constant, then treat it as a constant
20957 2009-04-01 Richard Guenther <rguenther@suse.de>
20959 * fold-const.c (fold_plusminus_mult_expr): Do not fold
20960 i * 4 + 2 to (i * 2 + 1) * 2.
20962 2009-04-01 Jakub Jelinek <jakub@redhat.com>
20965 * c-parser.c (c_parser_asm_statement): Skip until close paren and
20966 return if c_parser_asm_string_literal returned NULL.
20968 2009-04-01 Nick Clifton <nickc@redhat.com>
20970 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
20972 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
20973 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
20974 other typedefs to avoid conflicts with libgcc2.c. Define labels
20975 to gain 16-bit bit-manipulation functions from libgcc2.c and then
20977 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
20978 to gain 16-bit trapping arithmetic functions from libgcc2.c and
20981 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
20983 * varasm.c (default_function_rodata_section): Declare DOT as
20986 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
20987 Andrey Galkin <agalkin@hypercom.com>
20990 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
20991 Make object_name unique for each process.
20993 2009-04-01 Jakub Jelinek <jakub@redhat.com>
20996 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
20997 addressable variables in the parallel that could go out of scope while
20998 running queued tasks.
21000 2009-04-01 Anatoly Sokolov <aesok@post.ru>
21002 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
21003 (CASE_VALUES_THRESHOLD): Redefine.
21004 * config/avr/avr.c (avr_override_options): Remove initialization of
21005 avr_case_values_threshold variable.
21006 (avr_case_values_threshold): Remove variable. Add new function.
21007 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
21008 * config/avr/avr.opt (mno-tablejump): Remove option.
21009 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
21011 2009-04-01 DJ Delorie <dj@redhat.com>
21013 * varasm.c (default_function_rodata_section): Don't assume
21014 anything about where the first '.' in the section name is.
21016 2009-04-01 Alan Modra <amodra@bigpond.net.au>
21018 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
21019 rs6000_emit_stack_tie.
21021 2009-03-31 Ian Lance Taylor <iant@google.com>
21023 * tree-eh.c (tree_remove_unreachable_handlers): Compare
21024 gimple_code with GIMPLE_RESX, not RESX.
21026 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21028 * c-common.c (c_get_ident): New.
21029 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
21031 2009-04-01 Ben Elliston <bje@au.ibm.com>
21033 * config/rs6000/sysv4.opt (msdata): Improve option description.
21035 2009-03-31 Steve Ellcey <sje@cup.hp.com>
21037 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
21038 (divdf3_internal_lat): Remove.
21039 (divxf3_internal_lat): Remove.
21040 (divxf3_internal_thr): Remove.
21041 (divxf): Use divxf3_internal.
21042 * config/ia64/div.md (divsf3_internal_lat): New.
21043 (divdf3_internal_lat): New.
21044 (divxf3_internal): New.
21046 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21049 * Makefile.in (USE_GCC_STDINT): Define.
21050 (stmp-int-hdrs): Install stdint.h if applicable.
21051 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
21053 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
21054 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
21055 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21056 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21057 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21058 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21059 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21060 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21061 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21062 (c_common_nodes_and_builtins): Initialize
21063 underlying_wchar_type_node. Do not initialize
21064 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
21065 nodes for new types.
21066 (c_stddef_cpp_builtins): Define macros for new types.
21067 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
21069 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
21070 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
21071 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
21072 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
21073 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
21074 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
21075 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
21076 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
21077 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
21078 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
21079 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
21080 int16_type_node, int32_type_node, int64_type_node,
21081 uint8_type_node, uint16_type_node, c_uint32_type_node,
21082 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
21083 int_least32_type_node, int_least64_type_node,
21084 uint_least8_type_node, uint_least16_type_node,
21085 uint_least32_type_node, uint_least64_type_node,
21086 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
21087 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
21088 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
21089 uintptr_type_node): Define.
21090 * c-cppbuiltin.c (builtin_define_constants,
21091 builtin_define_type_minmax): New.
21092 (builtin_define_stdint_macros): Define more macros.
21093 (c_cpp_builtins): Define more limit macros.
21094 (type_suffix): New.
21095 (builtin_define_type_max): Define in terms of
21096 builtin_define_type_minmax. Remove is_long parameter. All
21098 * config.gcc (use_gcc_stdint): Define.
21099 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
21100 Add newlib-stdint.h for generic targets.
21101 * config/glibc-stdint.h, config/newlib-stdint.h,
21102 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
21103 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
21104 * config/score/score.h (UINTPTR_TYPE): Define.
21105 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21106 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21107 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21108 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21109 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21110 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21111 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21112 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21113 * config/spu/spu.h (STDINT_LONG32): Define.
21114 * configure.ac (use_gcc_stdint): Substitute.
21115 * configure: Regenerate.
21116 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
21117 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
21118 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
21119 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
21120 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
21121 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
21122 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
21123 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
21124 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
21125 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
21126 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
21127 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
21128 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
21129 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
21130 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
21131 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
21132 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
21133 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
21134 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
21135 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
21136 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
21137 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
21138 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21139 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21140 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21141 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21142 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21143 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21144 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
21146 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
21148 * loop-iv.c (suitable_set_for_replacement): Renamed from
21149 simplify_using_assignment; changed to return bool and to accept new
21150 args DEST and SRC. Return true iff we find a source/destination pair
21151 that can be used to make a replacement, and fill SRC and DEST if so.
21152 Remove arg ALTERED. Don't deal with altered regs here. All callers
21154 (simplify_using_initial_values): Deal with altered regs here and track
21155 more precisely the effect they have on the validity of our expression.
21157 * loop-iv.c (simplify_using_condition): A condition of the form
21158 (EQ REG CONST) can be used to simply make a substitution.
21159 (simplify_using_initial_values): Keep track of conditions we have seen
21160 and keep using them to simplify new expressions, while applying the
21161 same substitutions to them as to the expression.
21163 * simplify-rtx.c (simplify_relational_operation_1): Simplify
21164 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
21167 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
21168 changed. Use this when trying to improve the upper bound.
21169 Generate the comparison by using simplify_gen_relational.
21171 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
21173 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
21175 (simplify_using_assignment, simplify_using_initial_values): Call
21176 replace_in_expr to make replacements. Call replace_single_def_regs
21177 once on the initial version of the expression.
21179 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21182 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
21184 2009-03-31 Richard Guenther <rguenther@suse.de>
21186 PR middle-end/31029
21187 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
21188 equality comparisons. Fold C - X CMP X if C % 2 == 1.
21190 2009-03-31 Richard Guenther <rguenther@suse.de>
21192 * tree.h (div_if_zero_remainder): Declare.
21193 * fold-const.c (div_if_zero_remainder): Export.
21194 * tree-ssa-forwprop.c
21195 (forward_propagate_addr_into_variable_array_index): Handle
21196 constant array index addition outside of the variable index.
21198 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21201 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
21202 define_splits, floatunssi<mode>2): Require x87 conversions from
21203 DImode to be permitted.
21205 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21207 PR preprocessor/15638
21208 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
21210 2009-03-31 Richard Guenther <rguenther@suse.de>
21212 PR middle-end/23401
21213 PR middle-end/27810
21214 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
21215 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
21216 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
21217 a separate statement.
21218 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
21219 (lookup_tmp_var): Likewise.
21220 (is_gimple_formal_tmp_or_call_rhs): Remove.
21221 (is_gimple_reg_or_call_rhs): Rename to ...
21222 (is_gimple_reg_rhs_or_call): ... this.
21223 (is_gimple_mem_or_call_rhs): Rename to ...
21224 (is_gimple_mem_rhs_or_call): ... this.
21225 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
21226 DECL_GIMPLE_REG_P only if is_formal is true.
21227 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
21228 for non-proper post-modify expression gimplification.
21229 (gimplify_self_mod_expr): For post-modify expressions gimplify
21230 the lvalue to a minimal lvalue.
21231 (rhs_predicate_for): Remove formal temp case.
21232 (gimplify_modify_expr_rhs): Likewise.
21233 (gimplify_addr_expr): Use is_gimple_reg.
21234 (gimplify_expr): Remove formal temp cases.
21235 (gimple_regimplify_operands): Likewise.
21236 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
21237 and FILTER_EXPR like constants.
21238 * gimple.c (walk_gimple_op): Fix val_only initialization, use
21240 (is_gimple_formal_tmp_rhs): Remove.
21241 (is_gimple_reg_rhs): Remove special casing.
21242 (is_gimple_mem_rhs): Fix.
21243 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
21244 (is_gimple_formal_tmp_var): Remove.
21245 (is_gimple_formal_tmp_reg): Likewise.
21246 (is_gimple_min_lval): Allow invariant component ref parts.
21247 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
21248 is_gimple_formal_tmp_reg): Remove declarations.
21249 * tree-cfg.c (verify_expr): Verify that variables with address
21250 taken do not have DECL_GIMPLE_REG_P set.
21251 * tree-mudflap.c (mf_build_check_statement_for): Use
21252 force_gimple_operand instead of gimplify_expr.
21254 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
21256 * modulo-sched.c (sms_schedule_by_order): Pass the actual
21257 schedulable rows to compute_split_row.
21259 2009-03-31 Ben Elliston <bje@au.ibm.com>
21262 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
21265 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21267 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
21268 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
21269 * configure: Regenerate.
21270 * config.in: Regenerate.
21271 * config/rs6000/rs6000.opt (mtls-markers): Add.
21272 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
21273 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
21274 (tls_ld_aix, tls_ld_sysv): Likewise.
21275 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
21276 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
21278 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21280 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
21282 2009-03-30 Jan Hubicka <jh@suse.cz>
21284 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
21286 (tree_remove_unreachable_handlers): Cleanup EH predecestor
21287 detection and label handling.
21289 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21291 * ira-int.h (ira_allocno): Rename left_conflicts_num to
21292 left_conflicts_size.
21293 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
21294 ALLOCNO_LEFT_CONFLICTS_SIZE.
21296 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
21297 remove_allocno_from_bucket_and_push,
21298 allocno_spill_priority_compare, push_allocnos_to_stack,
21299 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21300 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
21301 (setup_allocno_left_conflicts_num): Ditto. Rename to
21302 setup_allocno_left_conflicts_size.
21303 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21304 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
21305 setup_allocno_left_conflicts_size instead of
21306 setup_allocno_left_conflicts_num.
21308 * ira-build.c (ira_create_allocno): Use
21309 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
21310 ALLOCNO_LEFT_CONFLICTS_NUM.
21312 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21314 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21315 instead of DF_LR_OUT.
21317 * ira-lives.c (process_bb_node_lives): Ditto.
21319 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21320 instead of DF_LR_{OUT,IN}.
21322 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21324 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21326 2009-03-30 Jan Hubicka <jh@suse.cz>
21328 * except.c (label_to_region_map): Fix thinko.
21330 2009-03-30 Steve Ellcey <sje@cup.hp.com>
21332 PR middle-end/38237
21333 * tree.h (tree_find_value): New declaration.
21334 * tree.c (tree_find_value): New function.
21335 * varasm.c (assemble_external): Avoid duplicate entries on lists.
21337 2009-03-30 Jakub Jelinek <jakub@redhat.com>
21340 * c-decl.c (struct c_binding): Add locus field.
21341 (bind): Add locus argument, set locus field from it.
21342 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
21343 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
21344 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
21345 implicitly_declare, undeclared_variable, lookup_label,
21346 declare_label, c_make_fname_decl, c_builtin_function,
21347 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
21350 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
21353 * config/i386/i386.c (classify_argument): Check total size of
21356 2009-03-30 Martin Jambor <mjambor@suse.cz>
21358 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
21359 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
21360 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
21363 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
21364 seen_variable_array_ref while also traversing a union.
21366 * tree-inline.c (optimize_inline_calls): Do not call
21367 cgraph_node_remove_callees.
21368 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
21369 (pass_remove_cgraph_callee_edges): New variable.
21370 * passes.c (init_optimization_passes): Add
21371 pass_remove_cgraph_callee_edges after early inlining and before all
21372 late intraprocedural passes.
21374 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
21376 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21378 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
21379 Fix typos in names.
21381 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21383 * combine.c (simplify_comparison): Use have_insn_for.
21384 * dojump.c (do_jump): Likewise.
21386 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21388 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
21389 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
21390 sparc_compare_op0 like sparc_compare_emitted used to be handled.
21391 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
21392 instead of sparc_compare_emitted.
21393 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
21394 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
21395 instead of sparc_compare_emitted.
21397 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21399 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
21400 enter/exit cfglayout mode.
21401 (pass_partition_block): Require it.
21402 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
21403 (combine_instructions): Track basic blocks instead of labels.
21404 (update_cfg_for_uncondjump): New.
21405 (try_combine): Use it. Update jumps after rescanning.
21406 (pass_combine): Require PROP_cfglayout.
21407 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
21409 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21411 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
21412 Provide/destroy PROP_cfglayout respectively.
21413 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
21414 * tree-pass.h (PROP_cfglayout): New.
21416 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21418 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
21419 fold_convert_const_fixed_from_fixed,
21420 fold_convert_const_fixed_from_int,
21421 fold_convert_const_fixed_from_real, fold_negate_const): Do not
21422 set TREE_CONSTANT_OVERFLOW.
21423 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
21424 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
21426 2009-03-30 Ira Rosen <irar@il.ibm.com>
21428 * tree-vect-loop-manip.c: New file.
21429 * tree-vectorizer.c: Update documentation and included files.
21430 (vect_loop_location): Make extern.
21431 (rename_use_op): Move to tree-vect-loop-manip.c
21432 (rename_variables_in_bb, rename_variables_in_loop,
21433 slpeel_update_phis_for_duplicate_loop,
21434 slpeel_update_phi_nodes_for_guard1,
21435 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
21436 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
21437 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
21438 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
21439 find_loop_location): Likewise.
21440 (new_stmt_vec_info): Move to tree-vect-stmts.c.
21441 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
21442 get_vectype_for_scalar_type, vect_is_simple_use,
21443 supportable_widening_operation, supportable_narrowing_operation):
21445 (bb_in_loop_p): Move to tree-vect-loop.c.
21446 (new_loop_vec_info, destroy_loop_vec_info,
21447 reduction_code_for_scalar_code, report_vect_op,
21448 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
21449 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
21450 (vect_supportable_dr_alignment): Likewise.
21451 * tree-vectorizer.h (tree-data-ref.h): Include.
21452 (vect_loop_location): Declare.
21453 Reorganize function declarations according to the new file structure.
21454 * tree-vect-loop.c: New file.
21455 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
21456 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
21457 * tree-vect-data-refs.c: New file.
21458 * tree-vect-patterns.c (timevar.h): Don't include.
21459 * tree-vect-stmts.c: New file.
21460 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
21461 tree-vect-slp.c, tree-vect-loop.c.
21462 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
21463 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
21464 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
21465 (tree-vect-analyze.o): Remove.
21466 (tree-vect-transform.o): Likewise.
21467 (tree-vect-data-refs.o): Add rule.
21468 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
21469 tree-vect-slp.o): Likewise.
21470 (tree-vect-patterns.o): Remove redundant dependencies.
21471 (tree-vectorizer.o): Likewise.
21472 * tree-vect-slp.c: New file.
21474 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21476 * optc-gen.awk: Warn if an option flag has multiple different
21479 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
21481 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
21482 -floop-block): Document dependences on PPL, CLooG and Graphite.
21484 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21486 PR rtl-optimization/323
21487 * c-common.c (c_fully_fold, convert_and_check,
21488 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
21489 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
21490 * c-common.def (EXCESS_PRECISION_EXPR): New.
21491 * c-cppbuiltin.c (builtin_define_float_constants): Define
21492 constants with enough digits for long double.
21493 * c-lex.c (interpret_float): Interpret constant with excess
21494 precision where appropriate.
21495 * c-opts.c (c_common_post_options): Set
21496 flag_excess_precision_cmdline. Give an error for
21497 -fexcess-precision=standard for C++ for processors where the
21498 option is significant.
21499 * c-parser.c (c_parser_conditional_expression): Handle excess
21500 precision in condition.
21501 * c-typeck.c (convert_arguments): Handle arguments with excess
21503 (build_unary_op): Move excess precision outside operation.
21504 (build_conditional_expr): Likewise.
21505 (build_compound_expr): Likewise.
21506 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
21507 (build_modify_expr): Handle excess precision in RHS.
21508 (convert_for_assignment): Handle excess precision in converted
21510 (digest_init, output_init_element, process_init_element): Handle
21511 excess precision in initializer.
21512 (c_finish_return): Handle excess precision in return value.
21513 (build_binary_op): Handle excess precision in operands and add
21514 excess precision as needed for operation.
21515 * common.opt (-fexcess-precision=): New option.
21516 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
21517 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
21518 For standard excess precision, output explicit conversion to and
21519 truncation from XFmode.
21520 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
21521 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
21522 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
21523 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
21524 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
21525 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
21526 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
21527 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
21528 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
21529 define_splits, sqrt<mode>2): Disable where appropriate for
21530 standard excess precision.
21531 * convert.c (convert_to_real): Do not shorten arithmetic to type
21532 for which excess precision would be used.
21533 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
21534 * doc/invoke.texi (-fexcess-precision=): Document option.
21535 (-mfpmath=): Correct index entry.
21536 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
21537 flag_excess_precision): New.
21538 * langhooks.c (lhd_post_options): Set
21539 flag_excess_precision_cmdline.
21540 * opts.c (common_handle_option): Handle -fexcess-precision=.
21541 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
21542 init_excess_precision): New.
21543 (lang_dependent_init_target): Call init_excess_precision.
21544 * tree.c (excess_precision_type): New.
21545 * tree.h (excess_precision_type): Declare.
21547 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21550 * c-typeck.c (build_component_ref): Do not copy qualifiers from
21551 non-lvalue to component.
21553 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21555 PR preprocessor/34695
21556 * Makefile.in (c-opts.o): Depend on c-tree.h.
21557 * c-common.c: Move down include of diagnostic.h.
21558 (done_lexing, c_cpp_error): New.
21559 * c-common.h (done_lexing): Declare.
21560 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
21562 * c-opts.c: Include c-tree.h.
21563 (c_common_init_options): Set preprocessor error callback.
21564 (c_common_handle_option): Do not set preprocessor
21565 inhibit_warnings, warnings_are_errors, warn_system_headers,
21566 pedantic_errors or inhibit_warnings flags.
21567 (c_common_post_options): Do not check cpp_errors (parse_in).
21568 (c_common_finish): Do not output dependencies if there were
21569 errors. Do not check return value of cpp_finish.
21570 * c-ppoutput.c (pp_file_change): Set input_location.
21571 * c-tree.h (c_cpp_error): Declare.
21572 * diagnostic.c (diagnostic_set_info_translated): Also initialize
21574 (diagnostic_build_prefix): Check override_column.
21575 * diagnostic.h (diagnostic_info): Add override_column field.
21576 (diagnostic_override_column): Define.
21578 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
21580 * c-common.c (c_expand_expr, c_staticp): Remove.
21581 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
21582 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
21583 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
21584 * c-gimplify.c (gimplify_compound_literal_expr,
21585 optimize_compound_literals_in_ctor): Remove.
21586 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
21587 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
21588 * c-semantics.c (emit_local_var): Remove.
21590 * langhooks-def.h (lhd_expand_expr): Remove.
21591 * langhooks.c (lhd_expand_expr): Remove.
21592 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
21594 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
21595 handling from c-semantics.c; don't call into langhook.
21596 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
21597 * gimplify.c (gimplify_compound_literal_expr,
21598 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
21599 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
21600 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
21601 as was done in c-gimplify.c.
21602 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
21603 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
21604 Move from c-common.h.
21605 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
21607 * tree.c (staticp): Do not call langhook.
21608 * langhooks.c (lhd_staticp): Delete.
21609 * langhooks-def.h (lhd_staticp): Delete prototype.
21610 (LANG_HOOKS_STATICP): Delete.
21611 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
21613 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
21614 instead of DECL_STMTs.
21616 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21624 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
21626 (fold_call_expr): Return a NOP_EXPR from folding rather than the
21627 contained expression.
21628 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
21629 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
21630 conditional expressions for C.
21631 (decl_constant_value_for_optimization): Move from
21632 decl_constant_value_for_broken_optimization in c-typeck.c. Check
21633 whether optimizing and that the expression is a VAR_DECL not of
21634 array type instead of doing such checks in the caller. Do not
21635 check pedantic. Call gcc_unreachable for C++.
21636 * c-common.def (C_MAYBE_CONST_EXPR): New.
21637 * c-common.h (c_fully_fold, c_save_expr,
21638 decl_constant_value_for_optimization): New prototypes.
21639 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
21640 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
21641 EXPR_INT_CONST_OPERANDS): Define.
21642 * c-convert.c (convert): Strip nops from expression.
21643 * c-decl.c (groktypename): Take extra parameters expr and
21644 expr_const_operands. Update call to grokdeclarator.
21645 (start_decl): Update call to grokdeclarator. Add statement for
21646 expressions used in type of decl.
21647 (grokparm): Update call to grokdeclarator.
21648 (push_parm_decl): Update call to grokdeclarator.
21649 (build_compound_literal): Add parameter non_const and build a
21650 C_MAYBE_COSNT_EXPR if applicable.
21651 (grokdeclarator): Take extra parameters expr and
21652 expr_const_operands. Track expressions used in declaration
21653 specifiers and declarators. Fold array sizes and track whether
21654 they are constant expressions and whether they are integer
21655 constant expressions.
21656 (parser_xref_tag): Set expr and expr_const_operands fields in
21658 (grokfield): Update call to grokdeclarator.
21659 (start_function): Update call to grokdeclarator.
21660 (build_null_declspecs): Set expr and expr_const_operands fields in
21662 (declspecs_add_type): Handle expressions in typeof specifiers.
21663 * c-parser.c (c_parser_declspecs): Set expr and
21664 expr_const_operands fields for declaration specifiers.
21665 (c_parser_enum_specifier): Likewise.
21666 (c_parser_struct_or_union_specifier): Likewise.
21667 (c_parser_typeof_specifier): Likewise. Update call to
21668 groktypename. Fold expression as needed. Return expressions with
21669 type instead of adding statements.
21670 (c_parser_attributes): Update calls to c_parser_expr_list.
21671 (c_parser_statement_after_labels): Fold expression before passing
21672 to objc_build_throw_stmt.
21673 (c_parser_condition): Fold expression.
21674 (c_parser_asm_operands): Fold expression.
21675 (c_parser_conditional_expression): Use c_save_expr. Update call
21676 to build_conditional_expr.
21677 (c_parser_alignof_expression): Update call to groktypename.
21678 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
21679 original_code. Fold expression argument of va_arg. Create
21680 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
21681 argument to va_arg. Update calls to groktypename. Fold array
21682 index for offsetof. Verify that first argument to
21683 __builtin_choose_expr has integer type.
21684 (c_parser_postfix_expression_after_paren_type): Update calls to
21685 groktypename and build_compound_literal. Handle expressions with
21686 side effects in type name.
21687 (c_parser_postfix_expression_after_primary): Update call to
21688 c_parser_expr_list. Set original_code for calls to
21689 __builtin_constant_p.
21690 (c_parser_expr_list): Take extra parameter fold_p. Fold
21691 expressions if requested.
21692 (c_parser_objc_type_name): Update call to groktypename.
21693 (c_parser_objc_synchronized_statement): Fold expression.
21694 (c_parser_objc_receiver): Fold expression.
21695 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
21696 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
21697 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
21698 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
21699 (struct c_typespec): Add elements expr and expr_const_operands.
21700 (struct c_declspecs): Add elements expr and expr_const_operands.
21701 (groktypename, build_conditional_expr, build_compound_literal):
21703 (in_late_binary_op): Declare.
21704 * c-typeck.c (note_integer_operands): New function.
21705 (in_late_binary_op): New variable.
21706 (decl_constant_value_for_broken_optimization): Move to c-common.c
21707 and rename to decl_constant_value_for_optimization.
21708 (default_function_array_conversion): Do not strip nops.
21709 (default_conversion): Do not call
21710 decl_constant_value_for_broken_optimization.
21711 (build_array_ref): Do not fold result.
21712 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
21713 result when operand is a VLA.
21714 (c_expr_sizeof_type): Update call to groktypename. Handle
21715 expressions included in type name. Use C_MAYBE_CONST_EXPR for
21716 result when operand names a VLA type.
21717 (build_function_call): Update call to build_compound_literal.
21718 Only fold result for calls to __builtin_* functions. Strip
21719 NOP_EXPR from INTEGER_CST returned from such functions. Fold
21720 the function designator.
21721 (convert_arguments): Fold arguments. Update call to
21722 convert_for_assignment.
21723 (build_unary_op): Handle increment and decrement of
21724 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
21725 decrement earlier. Fold operand of increment and decrement.
21726 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
21727 built for integer operand. Wrap returns that are INTEGER_CSTs
21728 without being integer constant expressions or that have integer
21729 constant operands without being INTEGER_CSTs.
21730 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
21731 (build_conditional_expr): Add operand ifexp_bcp. Track whether
21732 result is an integer constant expression or can be used in
21733 unevaluated parts of one and avoid folding and wrap as
21734 appropriate. Fold operands before possibly doing -Wsign-compare
21736 (build_compound_expr): Wrap result for C99 if operands can be used
21737 in integer constant expressions.
21738 (build_c_cast): Update call to digest_init. Do not ignore
21739 overflow from casting floating-point constants to integers. Wrap
21740 results that could be confused with integer constant expressions,
21741 null pointer constants or floating-point constants.
21742 (c_cast_expr): Update call to groktypename. Handle expressions
21743 included in type name.
21744 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
21745 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
21746 Update calls to convert_for_assignment.
21747 (convert_for_assignment): Take new parameter
21748 null_pointer_constant. Do not strip nops or call
21749 decl_constant_value_for_broken_optimization. Set
21750 in_late_binary_op for conversions to boolean.
21751 (store_init_value): Update call to digest_init.
21752 (digest_init): Take new parameter null_pointer_constant. Do not
21753 call decl_constant_value_for_broken_optimization. pedwarn for
21754 initializers not constant expressions. Update calls to
21755 convert_for_assignment.
21756 (constructor_nonconst): New.
21757 (struct constructor_stack): Add nonconst element.
21758 (really_start_incremental_init, push_init_level, pop_init_level):
21759 Handle constructor_nonconst and nonconst element.
21760 (set_init_index): Call constant_expression_warning for array
21762 (output_init_element): Fold value. Set constructor_nonconst as
21763 applicable. pedwarn for initializers not constant expressions.
21764 Update call to digest_init. Call constant_expression_warning
21765 where constant initializers are required.
21766 (process_init_element): Use c_save_expr.
21767 (c_finish_goto_ptr): Fold expression.
21768 (c_finish_return): Fold return value. Update call to
21769 convert_for_assignment.
21770 (c_start_case): Fold switch expression.
21771 (c_process_expr_stmt): Fold expression.
21772 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
21773 ensure statement expression is not evaluated in constant expression.
21774 (build_binary_op): Track whether results are integer constant
21775 expressions or may occur in such, disable folding and wrap results
21776 as applicable. Fold operands for -Wsign-compare warnings unless
21778 (c_objc_common_truthvalue_conversion): Handle results folded to
21779 integer constants that are not integer constant expressions.
21780 * doc/extend.texi: Document when typeof operands are evaluated,
21781 that condition of __builtin_choose_expr is an integer constant
21782 expression, and more about use of __builtin_constant_p in
21785 2009-03-29 Richard Guenther <rguenther@suse.de>
21787 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
21788 propagate addresses of array references.
21790 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
21792 * regmove.c (perhaps_ends_bb_p): Remove.
21793 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
21794 from INSN and check that the main loop stays within that basic block.
21795 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
21796 (regmove_forward_pass): Split out from regmove_optimize. Use
21797 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
21798 (regmove_backward_pass): Split out from regmove_optimize. Use
21799 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
21800 (regmove_optimize): Simplify.
21802 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21805 * config/i386/i386.c (classify_argument): Ignore flexible array
21806 member in struct and warn ABI change.
21808 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21810 * config/i386/i386-protos.h (ix86_agi_dependent): New.
21812 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
21813 (ix86_adjust_cost): Updated.
21815 2009-03-29 Jan Hubicka <jh@suse.cz>
21817 PR middle-end/28850
21818 * tree-pass.h (pass_cleanup_eh): New function.
21819 (remove_unreachable_regions): Break code handling RTL
21820 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
21821 that can not be reached by runtime.
21822 (can_be_reached_by_runtime): New function.
21823 (label_to_region_map): New function.
21824 (num_eh_regions): New function.
21825 (rtl_remove_unreachable_regions): New function.
21826 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
21827 (remove_eh_region): New function.
21828 * except.h: Include sbitmap and vecprim.
21829 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
21830 num_eh_regions): Declare.
21831 * passes.c (init_optimization_passes): Schedule cleanup_eh.
21832 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
21833 * tree-eh.c (tree_remove_unreachable_handlers): New function.
21834 (tree_empty_eh_handler_p): New function.
21835 (cleanup_empty_eh): New function.
21836 (cleanup_eh): New function.
21837 (pass_cleanup_eh): New function.
21839 2009-03-29 Jan Hubicka <jh@suse.cz>
21841 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
21842 for removed regions.
21844 2009-03-29 Jan Hubicka <jh@suse.cz>
21846 * except.c (dump_eh_tree): Dump all datastructures.
21848 2009-03-29 Jan Hubicka <jh@suse.cz>
21850 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
21851 (duplicate_eh_regions_1): Likewise.
21852 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
21853 vector; call EH verification.
21854 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
21855 Be ready for region being removed.
21857 2009-03-29 Jan Hubicka <jh@suse.cz>
21859 * bitmap.c (bitmap_last_set_bit): New function.
21860 * bitmap.h (bitmap_last_set_bit): Declare.
21862 2009-03-29 David Ayers <ayers@fsfe.org>
21865 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
21866 by calling objc_compare_types and surpress warnings about
21867 incompatible C pointers that are compatible ObjC pointers.
21869 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
21871 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
21872 call initialize_inline_failed.
21873 (initialize_inline_failed): Move it from here ...
21874 * cgraph.c (initialize_inline_failed): ... to here.
21875 (cgraph_create_edge): Call initialize_inline_failed rather than
21876 setting inline_failed directly.
21878 2009-03-29 Ben Elliston <bje@au.ibm.com>
21881 * sysv4.opt (msdata): Improve comment.
21882 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
21883 * sysv4.h (SVR4_ASM_SPEC): Likewise.
21885 2009-03-29 Ben Elliston <bje@au.ibm.com>
21888 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
21889 load and store attributes.
21891 2009-03-29 Ben Elliston <bje@au.ibm.com>
21893 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
21894 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
21895 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
21896 * doc/extend.texi (X86 Built-in Functions): Add index entries for
21897 __builtin_infq and __builtin_huge_valq.
21899 2009-03-28 Anatoly Sokolov <aesok@post.ru>
21901 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
21903 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21904 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
21906 2009-03-28 Xinliang David Li <davidxl@google.com>
21908 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
21909 (do_dbg_cnt): New function.
21911 2009-03-28 Jan Hubicka <jh@suse.cz>
21913 Merge from pretty-ipa:
21915 2009-03-27 Jan Hubicka <jh@suse.cz>
21917 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
21918 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
21919 * passes.c (function_called_by_processed_nodes_p): New.
21920 * ipa-pure-const.c (check_call): Fix handling of operands.
21921 (analyze_function): Dump debug output for skipped bodies.
21922 (local_pure_const): Use function_called_by_processed_nodes_p.
21923 * dwarf2out.c (reference_to_unused): Use output.
21924 * passes.c (do_per_function_toporder): Likewise.
21926 2008-11-12 Jan Hubicka <jh@suse.cz>
21928 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
21929 * ipa-pure-const.c (funct_state_d): Add can throw field; make
21930 state_set_in_source enum
21931 (check_decl): Ignore memory tags; do not set fake looping flags;
21933 (check_operand, check_tree, check_rhs_var, check_lhs_var,
21934 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
21935 (check_call, analyze_function): Rewrite.
21937 (add_new_function): Update call of analyze_function.
21938 (generate_summary): Add call of analyze_function.
21939 (propagate): Propagate can_throw; handle state_set_in_source correctly.
21940 (local_pure_const): New function.
21941 (pass_local_pure_const): New pass.
21942 * ipa-inline.c (inline_transform): Set after_inlining.
21943 * tree-eh.c (stmt_can_throw_external): New.
21944 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
21945 work with aliasing built.
21946 * tree-flow.h (stmt_can_throw_external): New.
21947 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
21948 and local pure/const pass in early and late optimization queue.
21950 2009-03-28 Martin Jambor <mjambor@suse.cz>
21952 * fold-const.c (get_pointer_modulus_and_residue): New parameter
21954 (fold_binary): Allow function decl aligment consideration is the
21955 second argument is integer constant one.
21956 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
21957 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
21958 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
21960 2009-03-28 Jan Hubicka <jh@suse.cz>
21962 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
21963 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
21964 * function.h (rtl_data): Add nothrow flag.
21965 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
21966 set DECL_NOTHROW for AVAILABLE functions.
21968 2009-03-28 Jakub Jelinek <jakub@redhat.com>
21970 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
21971 following vector keyword has expansion starting with pixel or bool
21972 keyword, expand vector to __vector and pixel or bool to __pixel or
21976 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
21977 warn_if_disallowed_function_p): Removed.
21978 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
21979 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
21980 warning_if_disallowed_function_p.
21981 * flags.h (warn_if_disallowed_function_p,
21982 warn_disallowed_functions): Removed.
21983 * common.opt (Wdisallowed-function-list=): Removed.
21984 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
21986 2009-03-28 Richard Guenther <rguenther@suse.de>
21988 PR tree-optimization/38723
21989 * tree-ssa-pre.c (compute_avail): Add all default definitions to
21992 2009-03-28 Jan Hubicka <jh@suse.cz>
21994 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
21995 test introduced by my previous patch.
21997 2009-03-28 Richard Guenther <rguenther@suse.de>
21999 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
22000 the PHIs value undefined.
22002 2009-03-28 Jan Hubicka <jh@suse.cz>
22004 * tree-pass.h (pass_fixup_cfg): New pass.
22005 * ipa-inline.c (inline_transform): Set
22006 always_inline_functions_inlined/after_inlining.
22007 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
22008 (pass_fixup_cfg): New pass.
22009 * passes.c (init_optimization_passes): Add fixup_cfg.
22011 2009-03-28 Richard Guenther <rguenther@suse.de>
22013 PR tree-optimization/38458
22014 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
22015 argument use the arguments copy-of value.
22017 2009-03-28 Richard Guenther <rguenther@suse.de>
22019 PR tree-optimization/38180
22020 * tree-ssa-ccp.c (get_default_value): Simplify.
22021 (likely_value): Likewise.
22022 (surely_varying_stmt_p): Properly handle VOP case.
22023 (ccp_initialize): Likewise.
22024 (ccp_fold): Handle propagating through *&.
22025 (fold_const_aggregate_ref): Also handle decls.
22027 2009-03-28 Jan Hubicka <jh@suse.cz>
22029 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22030 * cgraph.h (cgraph_node): Likewise.
22031 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
22032 (cgraph_reset_node): Use process flag.
22033 (cgraph_mark_functions_to_output): Likewise.
22034 (cgraph_expand_function): Likewise.
22035 (cgraph_expand_all_functions): Likewise.
22036 (cgraph_output_in_order): Likewise.
22037 * dwarf2out.c (reference_to_unused): Likewise.
22038 * passes.c do_per_function_toporder): Likewise.
22040 2009-03-28 Jan Hubicka <jh@suse.cz>
22042 Bring from lto-branch:
22044 2008-09-03 Doug Kwan <dougkwan@google.com>
22046 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
22047 enums instead of reason strings.
22048 * cgraph.c (cgraph_create_edge): Same.
22049 (cgraph_inline_failed_string): New function.
22050 * cgraph.h (cgraph_inline_failed_t): New enum type.
22051 (cgraph_inline_failed_string): New prototype.
22052 (struct cgraph_edge): Change type of INLINED_FAILED from constant
22053 char pointer to cgraph_inline_failed_t.
22054 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
22055 (cgraph_default_inline_p): Ditto.
22056 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
22057 to cgraph_inline_failed_t pointer.
22058 * cif-code.def: New file.
22059 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
22061 (cgraph_check_inline_limits): Change type of REASON to pointer to
22062 cgraph_inline_failed_t. Replace reason strings with enums.
22063 (cgraph_default_inline_p): Ditto.
22064 (cgraph_recursive_inlining_p): Ditto.
22065 (update_caller_keys): Change type of FAILED_REASON to
22066 cgraph_inline_failed_t.
22067 (cgraph_set_inline_failed): Change type of REASON to pointer to
22068 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
22069 convert enums to strings for text output.
22070 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
22071 to be of type cgraph_inline_failed_t. Replace reason strings with
22072 enums. Call cgraph_inline_failed_string to covert enums
22073 to strings for text output.
22074 (cgraph_decide_inlining): Replace reason strings with enums.
22075 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
22076 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
22078 * tree-inline.c (expand_call_inline): Change type of REASON
22079 to cgraph_inline_failed_t. Replace reason strings with enums.
22080 Call cgraph_inline_failed_string for text output.
22081 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
22084 2009-03-28 Jan Hubicka <jh@suse.cz>
22086 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
22087 cgraph_clone_node): Remove master clone handling.
22088 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22089 * cgraph.h (master_clone): Remove.
22090 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22091 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
22092 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
22094 2009-03-28 Jan Hubicka <jh@suse.cz>
22096 * cgraph.c (cgraph_function_body_availability): Functions declared
22097 inline are always safe to assume that it is not going to be replaced.
22099 2009-03-28 Richard Guenther <rguenther@suse.de>
22101 PR tree-optimization/38513
22102 * tree-ssa-pre.c (eliminate): Remove redundant stores.
22103 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
22104 EXC_PTR_EXPR and FILTER_EXPR.
22105 (get_ref_from_reference_ops): Likewise.
22107 2009-03-28 Richard Guenther <rguenther@suse.de>
22109 PR tree-optimization/38968
22110 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
22111 Use FLOOR_MOD_EXPR to compute misalignment.
22113 2009-03-28 Richard Guenther <rguenther@suse.de>
22115 PR tree-optimization/37795
22116 * tree.h (combine_comparisons): Declare.
22117 * fold-const.c (combine_comparisons): Export.
22118 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
22120 (ifcombine_iforif): Use combine_comparisons.
22122 2009-03-28 Jan Hubicka <jh@suse.cz>
22124 * tree-eh.c (inlinable_call_p): New function.
22125 (make_eh_edges): Use it.
22126 (verify_eh_edges): Use it.
22127 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
22128 * except.c (reachable_next_level): Add inlinable_function argument
22129 (sjlj_find_directly_reachable_regions): Update.
22130 (add_reachable_handler): Do not set saw_any_handlers.
22131 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
22132 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22133 Add new inlinable call parameter.
22134 (can_throw_internal, can_throw_external): Update.
22135 * except.h (can_throw_internal_1, can_throw_external_1,
22136 foreach_reachable_handler): Update declaration.
22138 2009-03-28 Joseph Myers <joseph@codesourcery.com>
22140 * config/arm/t-arm-coff, config/h8300/coff.h,
22141 config/i386/i386-aout.h, config/i386/i386-coff.h,
22142 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
22143 config/pdp11/2bsd.h, config/rs6000/aix41.h,
22144 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
22145 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
22146 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
22147 sys-types.h: Remove.
22148 * Makefile.in: Remove protoize and fixproto support and references
22150 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
22151 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
22153 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
22154 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
22155 unprotoize$(exeext).
22156 (rest.encap): Don't depend on $(STMP_FIXPROTO)
22157 (.PHONY): Don't depend on proto.
22158 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
22159 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
22160 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
22161 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
22162 build/gen-protos.o, build/scan.o, xsys-protos.h,
22163 build/fix-header$(build_exeext), build/fix-header.o,
22164 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
22165 stmp-install-fixproto): Remove.
22166 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
22167 SYSCALLS.c or fixproto files.
22168 (install-common): Don't install protoize.
22169 (install-headers-tar, install-headers-cpio, install-headers-cp):
22170 Don't depend on $(STMP_FIXPROTO).
22171 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
22172 install fixproto files or write out fixproto settings.
22173 (uninstall): Don't uninstall protoize.
22174 * config.gcc (use_fixproto): Remove.
22175 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
22176 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
22177 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
22178 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
22179 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
22180 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
22181 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
22182 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
22183 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
22184 * config/t-vxworks (STMP_FIXPROTO): Remove.
22185 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
22186 STMP_FIXPROTO): Remove.
22187 * config.in, configure: Regenerate.
22188 * crtstuff.c (gid_t, uid_t): Don't undefine.
22189 * doc/install.texi: Change m68k-coff to m68k-elf in example.
22190 (arm-*-coff, arm-*-aout: Remove target entries.
22191 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
22192 Remove mention of AIX 4.1.
22193 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
22194 * doc/invoke.texi (Running Protoize): Remove.
22195 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
22196 (Protoize Caveats): Remove.
22197 * tsystem.h: Update comments on headers assumed to exist.
22199 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
22201 * genautomata.c: Add a new year to the copyright. Add a new
22203 (struct insn_reserv_decl): Add comments for member bypass_list.
22204 (find_bypass): Remove.
22205 (insert_bypass): New.
22206 (process_decls): Use insert_bypass.
22207 (output_internal_insn_latency_func): Output all bypasses with the
22208 same input insn in one switch case.
22210 * rtl.def (define_bypass): Describe bypass choice.
22211 * doc/md.texi (define_bypass): Ditto.
22213 2009-03-27 Richard Guenther <rguenther@suse.de>
22215 * gimplify.c (mark_addressable): Export.
22216 * tree-flow.h (mark_addressable): Declare.
22217 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
22218 * tree-ssa.c (verify_phi_args): Verify that address taken
22219 variables have TREE_ADDRESSABLE set.
22221 2009-03-27 Richard Guenther <rguenther@suse.de>
22223 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
22224 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
22225 Do not mark decls TREE_ADDRESSABLE.
22226 (build_fold_addr_expr): Adjust.
22227 (fold_addr_expr): Remove.
22228 (fold_unary): Use build_fold_addr_expr.
22229 (fold_comparison): Likewise.
22230 (split_address_to_core_and_offset): Likewise.
22231 * coverage.c (tree_coverage_counter_addr): Mark the array decl
22233 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
22234 (gimplify_modify_expr_to_memcpy): Mark source and destination
22236 * omp-low.c (create_omp_child_function): Mark the object decl
22238 (lower_rec_input_clauses): Mark the var we take the address of
22240 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
22242 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22244 PR middle-end/39315
22245 * cfgexpand.c (expand_one_stack_var_at): Change alignment
22246 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
22248 2009-03-27 Richard Guenther <rguenther@suse.de>
22250 PR tree-optimization/39120
22251 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
22253 (handle_lhs_call): Process return constraints. Add escape
22254 constraints if necessary.
22255 (handle_const_call): Fill out return constraints. Make nested
22256 case more precise. Avoid consttmp if possible.
22257 (handle_pure_call): Fill out return constraints. Avoid
22258 callused if possible.
22259 (find_func_aliases): Simplify call handling.
22261 2009-03-27 Richard Guenther <rguenther@suse.de>
22263 PR tree-optimization/39120
22264 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
22265 as a representative.
22266 (solve_graph): Do propagate CALLUSED.
22267 (handle_pure_call): Use a scalar constraint from CALLUSED for
22269 (find_what_p_points_to): CALLUSED shall not appear in poins-to
22272 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22275 * c-common.c (handle_aligned_attribute): Properly check alignment
22276 overflow. Use (1U << i) instead of (1 << i).
22278 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
22280 * expr.h (get_mem_align_offset): Updated.
22282 * tree.h (tree_decl_common): Change align to "unsigned int" and
22283 move it before pointer_alias_set.
22285 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22286 Jakub Jelinek <jakub@redhat.com>
22289 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
22290 gr_register_operand with gr_reg_or_0_operand.
22291 (cmpxchg_rel_di): Likewise.
22292 (sync_lock_test_and_set<mode>): Likewise.
22294 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22296 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
22297 (true_regnum): Likewise.
22299 * rtlanal.c (subreg_info): Moved to ...
22300 * rtl.h (subreg_info): Here. New.
22301 (subreg_get_info): New.
22303 * rtlanal.c (subreg_get_info): Make it extern.
22305 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22308 * config/i386/i386.c (ix86_abi): New.
22309 (override_options): Handle -mabi=.
22310 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
22311 (ix86_call_abi_override): Likewise.
22312 (init_cumulative_args): Likewise.
22313 (function_arg_advance): Likewise.
22314 (function_arg_64): Likewise.
22315 (function_arg): Likewise.
22316 (ix86_pass_by_reference): Likewise.
22317 (ix86_function_value_regno_p): Likewise.
22318 (ix86_build_builtin_va_list_abi): Likewise.
22319 (setup_incoming_varargs_64): Likewise.
22320 (is_va_list_char_pointer): Likewise.
22321 (ix86_init_machine_status): Likewise.
22322 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
22323 (ix86_function_type_abi): Return enum calling_abi. Rewrite
22324 for 64bit. Replace DEFAULT_ABI with ix86_abi.
22325 (ix86_function_abi): Make it static and return enum calling_abi.
22326 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
22328 (ix86_fn_abi_va_list): Updated.
22330 * config/i386/i386.h (ix86_abi): New.
22331 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
22332 (CONDITIONAL_REGISTER_USAGE): Likewise.
22333 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
22334 (machine_function): Likewise.
22336 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
22338 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
22339 (STACK_BOUNDARY): Likewise.
22340 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
22342 * config/i386/i386.opt (mabi=): New.
22344 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
22345 return enum calling_abi.
22346 (ix86_function_type_abi): Likewise.
22347 (ix86_function_abi): Removed.
22349 * doc/invoke.texi: Document -mabi= option for x86.
22351 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22353 * builtins.c (real_dconstp): Delete.
22354 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
22356 2009-03-27 Dodji Seketeli <dodji@redhat.com>
22357 Jakub Jelinek <jakub@redhat.com>
22360 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
22361 (gen_subprogram_die): When a function is explicit, generate the
22362 DW_AT_explicit attribute.
22363 * langhooks.h (struct lang_hooks_for_decls): Add
22364 function_decl_explicit_p langhook.
22365 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
22366 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
22368 2009-03-27 Jakub Jelinek <jakub@redhat.com>
22370 * builtins.c (fold_builtin_memory_op): Optimize memmove
22371 into memcpy if we can prove source and destination don't overlap.
22373 * tree-inline.c: Include gt-tree-inline.h.
22374 (clone_fn_id_num): New variable.
22375 (clone_function_name): New function.
22376 (tree_function_versioning): Use it.
22377 * Makefile.in (GTFILES): Add tree-inline.c.
22379 2009-03-27 Mark Mitchell <mark@codesourcery.com>
22381 * BASE-VER: Change to 4.5.0.
22383 2009-03-27 Xinliang David Li <davidxl@google.com>
22385 PR tree-optimization/39557
22386 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
22388 2009-03-27 Xinliang David Li <davidxl@google.com>
22390 PR tree-optimization/39548
22391 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
22394 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22396 * c-common.c (pointer_int_sum): Use %wd on return from
22399 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22401 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
22402 on return from tree_low_cst.
22404 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
22407 * ginclude/stdarg.h (va_copy): Define also for
22408 __GXX_EXPERIMENTAL_CXX0X__.
22410 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22413 * builtins.h (c_strlen): Do not warn here.
22414 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22415 * c-common.c (pointer_int_sum): Take an explicit location.
22416 Warn about offsets out of bounds.
22417 * c-common.h (pointer_int_sum): Adjust declaration.
22419 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22421 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
22424 2009-03-26 Jakub Jelinek <jakub@redhat.com>
22427 * opts.c (warn_if_disallowed_function_p): Don't assume
22428 get_callee_fndecl must return non-NULL.
22430 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
22432 PR rtl-optimization/39522
22433 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
22434 when reg_reloaded_valid is set.
22436 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22438 * config/spu/divv2df3.c: New file.
22439 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
22440 (DPBIT_FUNCS): Filter out _div_df.
22442 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
22444 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
22445 a jump insn, count that jump in the distance to the loop start.
22447 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
22450 * config/sh/sh.c (calc_live_regs): Fix condition for global
22451 registers except PIC_OFFSET_TABLE_REGNUM.
22453 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
22456 * doc/invoke.texi (-mconsole): New.
22458 (-mno-cygwin): New.
22460 (-mnop-fun-dllimport): New.
22464 (sub section "i386 and x86-64 Windows Options"): New.
22466 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
22468 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
22469 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
22471 2009-03-25 Richard Guenther <rguenther@suse.de>
22473 PR middle-end/39497
22474 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
22477 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
22479 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
22480 neither of haifa/selective schedulers are working.
22482 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22484 * doc/invoke.texi (Debugging Options): Fix description of
22485 -fno-merge-debug-strings.
22487 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
22489 * config/cris/libgcc.ver: New version-script.
22490 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
22492 * configure.ac <GAS features, nop mnemonic>: Add pattern
22493 crisv32-*-* for "nop".
22494 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
22495 * configure: Regenerate.
22497 2009-03-24 Ira Rosen <irar@il.ibm.com>
22499 PR tree-optimization/39529
22500 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
22501 mark_sym_for_renaming for the tag copied to the new vector
22504 2009-03-24 Arthur Loiret <aloiret@debian.org>
22506 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
22507 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
22508 EXTRA_SPEC_FUNCTIONS.
22509 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
22510 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
22511 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
22512 -march and -mtune options.
22514 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
22516 * config/m68k/t-rtems: Add m5329 multilib.
22518 2009-03-24 Dodji Seketeli <dodji@redhat.com>
22519 Jakub Jelinek <jakub@redhat.com>
22522 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
22525 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22528 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
22529 instead of c_parser_expression_conv, if original_code isn't one of the
22530 4 allowed comparison codes, fail.
22532 2009-03-23 Richard Guenther <rguenther@suse.de>
22534 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
22535 * tree.h (struct tree_type): Likewise.
22536 * reload.h (struct insn_chain): Likewise.
22537 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
22538 * function.h (struct function): Likewise.
22539 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
22541 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22543 PR tree-optimization/39516
22544 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
22546 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
22548 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
22549 should be set true if BITS_PER_WORD of target is bigger than 32
22551 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
22553 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
22554 Translate -B-options to -rpath-link. Correct existing
22555 rpath-link and conditionalize on !nostdlib.
22557 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22559 * doc/extend.texi (Function Attributes, Variable Attributes):
22561 * doc/invoke.texi (Debugging Options, Optimize Options)
22562 (i386 and x86-64 Options, MCore Options): Likewise.
22564 2009-03-20 Jakub Jelinek <jakub@redhat.com>
22567 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
22568 it for block local namespace aliases.
22569 (gen_decl_die): Pass context_die to gen_namespace_die.
22571 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22574 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
22575 minimum or maximum value.
22577 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
22579 * reginfo.c (globalize_reg): Recompute derived reg sets.
22581 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
22584 * libgcc2.c (mprotect): Do not use signed arguments for
22585 VirtualProtect, use DWORD arguments. Also fix the 'may
22586 be used uninitialized' warning for the np variable.
22588 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22591 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
22592 functions using regparm calling conventions when not optimizing.
22593 (ix86_function_sseregparm): Similarly for sseregparm calling
22596 2009-03-19 Li Feng <nemokingdom@gmail.com>
22598 PR middle-end/39500
22599 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
22600 dependence if the first conflict is after niter iterations.
22602 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
22604 PR middle-end/38609
22605 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
22606 functions with dynamic stack-pointer adjustments.
22608 2009-03-19 Ben Elliston <bje@au.ibm.com>
22610 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
22611 option; change to -msdata=data.
22613 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22615 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
22618 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
22621 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
22623 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
22625 * doc/invoke.texi (Code Gen Options): Expand discussion of
22628 2009-03-18 Jakub Jelinek <jakub@redhat.com>
22630 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
22631 * matrix-reorg.c (struct matrix_info): Likewise.
22632 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
22633 * rtl.h (struct mem_attrs): Likewise.
22634 * df.h (struct df): Likewise.
22635 * tree-data-ref.h (struct data_dependence_relation): Likewise.
22636 * ira-int.h (struct ira_allocno): Likewise.
22637 * df-scan.c (struct df_collection_rec): Likewise.
22638 * ira.c (struct equivalence): Likewise.
22639 * function.c (struct temp_slot): Likewise.
22640 * cfgloop.h (struct loop): Likewise.
22643 * function.c (use_register_for_decl): When not optimizing, disregard
22644 register keyword for variables with types containing methods.
22646 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
22648 PR middle-end/39447
22649 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
22650 (is_simple_operand): Call contains_component_ref_p before calling data
22651 reference analysis that would fail on COMPONENT_REFs.
22653 * tree-vrp.c (search_for_addr_array): Fix formatting.
22655 2009-03-18 Richard Guenther <rguenther@suse.de>
22657 * tree-vect-transform.c (vect_loop_versioning): Fold the
22658 generated comparisons.
22659 * tree-vectorizer.c (set_prologue_iterations): Likewise.
22660 (slpeel_tree_peel_loop_to_edge): Likewise.
22662 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22664 PR middle-end/37805
22665 * opts.c (print_specific_help): In addition to `undocumented',
22666 accept `separate' and `joined' flags if passed alone. Describe
22667 output by the first matched one of those.
22668 (common_handle_option): Skip over empty strings.
22669 * gcc.c (display_help): Fix help string for `--help='.
22670 * doc/invoke.texi (Option Summary, Overall Options): With
22671 `--help=', classes and qualifiers can both be repeated, but
22672 only the latter can be negated. One should not pass only
22673 negated qualifiers. Fix markup and examples.
22676 2008-10-14 Jakub Jelinek <jakub@redhat.com>
22677 PR middle-end/37805
22678 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
22679 and -fhelp=separate.
22681 2009-03-17 Jing Yu <jingyu@google.com>
22683 PR middle-end/39378
22684 * function.h (struct rtl_data): Move is_thunk from here...
22685 (struct function): ...to here.
22686 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
22687 * varasm.c (assemble_start_function): Change is_thunk from crtl to
22689 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
22691 (alpha_does_function_need_gp, alpha_start_function): Likewise.
22692 (alpha_output_function_end_prologue): Likewise.
22693 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
22694 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
22695 (rs6000_output_function_epilogue): Likewise.
22696 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
22698 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
22701 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
22702 from different units in a single alternative.
22703 (*truncdfsf_i387): Ditto.
22704 (*truncxfsf2_mixed): Ditto.
22705 (*truncxfdf2_mixed): Ditto.
22707 2009-03-17 Jakub Jelinek <jakub@redhat.com>
22709 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
22710 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
22713 * tree-ssa-live.c (remove_unused_locals): Don't remove local
22714 unused non-artificial variables when not optimizing.
22717 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
22718 DW_TAG_imported_module even if decl is IMPORTED_DECL with
22719 NAMESPACE_DECL in its DECL_INITIAL.
22721 PR middle-end/39443
22722 * optabs.c (set_user_assembler_libfunc): New function.
22723 * expr.h (set_user_assembler_libfunc): New prototype.
22724 * c-common.c: Include libfuncs.h.
22725 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
22726 for memcmp, memset, memcpy, memmove and abort.
22727 * Makefile.in (c-common.o): Depend on libfuncs.h.
22730 * dwarf2out.c (gen_inlined_enumeration_type_die,
22731 gen_inlined_structure_type_die, gen_inlined_union_type_die,
22732 gen_tagged_type_instantiation_die): Removed.
22733 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
22736 2009-03-17 Janis Johnson <janis187@us.ibm.com>
22739 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
22741 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
22742 (check-parallel-%): Ditto.
22743 (check-consistency): Ditto.
22745 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
22747 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
22748 local variable rhs by NULL_TREE.
22750 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22753 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
22755 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22758 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
22760 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22763 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
22764 for ms->sysv ABI calls only in 64bit mode.
22766 * config/i386/i386.md (untyped_call): Support 32bit.
22768 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
22770 * doc/extend.texi: Replace x86_65 with x86_64.
22772 2009-03-16 Jakub Jelinek <jakub@redhat.com>
22774 PR tree-optimization/39455
22775 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
22776 mismatches for POINTER_TYPE_P (type).
22777 (number_of_iterations_le): Likewise.
22779 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
22781 * config/picochip/picochip.c: Removed profiling support.
22782 * config/picochip/picochip.md: Removed profiling instruction.
22783 * config/picochip/picochip.h: Removed profiling builtin.
22785 2009-03-16 Joseph Myers <joseph@codesourcery.com>
22787 * doc/install.texi (--with-host-libstdcxx): Document.
22789 2009-03-14 Anatoly Sokolov <aesok@post.ru>
22792 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
22793 generate a warning if the function name does not begin with
22794 "__vector" and the function has either the 'signal' or 'interrupt'
22795 attribute, from here to ...
22796 (avr_declare_function_name): ...here. New function.
22797 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
22798 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
22800 2009-03-14 Jakub Jelinek <jakub@redhat.com>
22803 * cse.c (fold_rtx): Don't modify original const_arg1 when
22804 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
22805 separate variable instead.
22806 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
22807 from out of range shift counts.
22808 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
22810 2009-03-13 Catherine Moore <clm@codesourcery.com>
22812 * config/i386/x-mingw32 (host-mingw32.o): Replace
22813 diagnostic.h with $(DIAGNOSTIC_H).
22815 2009-03-12 Jakub Jelinek <jakub@redhat.com>
22818 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
22820 * config/i386/sync.md (sync_compare_and_swap<mode>,
22821 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
22822 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
22824 (sync_double_compare_and_swapdi_pic,
22825 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
22826 cmpxchg8b_pic_memory_operand instead of just memory_operand.
22828 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22831 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
22833 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22836 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
22837 (avx_addsubv4df3): Likewise.
22838 (*avx_addsubv4sf3): Likewise.
22839 (sse3_addsubv4sf3): Likewise.
22841 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22844 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
22846 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
22849 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
22850 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22851 registers for allocnos created from user-defined variables.
22853 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22856 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
22857 of non-integer mode as well.
22859 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
22861 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
22862 for functions for which the parameter types are unknown.
22864 2009-03-11 Jakub Jelinek <jakub@redhat.com>
22867 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
22868 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
22869 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
22870 * config/i386/i386.c (ix86_local_alignment): For
22871 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
22872 long long variables on the stack to avoid dynamic realignment.
22873 Allow the first argument to be a decl rather than type.
22874 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
22876 2009-03-11 Nick Clifton <nickc@redhat.com>
22879 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
22881 Add description to mno-lsim option.
22882 * config/mcore/mcore.h: Remove comment about deprecated m4align
22884 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
22885 * doc/invoke.texi: Add description of mno-lsim and
22886 mstack-increment options.
22888 * config/fr30/fr30.opt: Document the -mno-lsim option.
22889 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
22890 and -mno-lsim options.
22892 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22894 * fold-const.c (fold_comparison): Only call fold_inf_compare
22895 if the mode supports infinities.
22897 2009-03-11 Jason Merrill <jason@redhat.com>
22900 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
22901 end already did. Notice GIMPLE_CALL modifications of the result.
22902 Don't copy debug information from an ignored decl or a decl from
22905 2009-03-10 Richard Guenther <rguenther@suse.de>
22906 Nathan Froyd <froydnj@codesourcery.com>
22908 PR middle-end/37850
22909 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
22910 (__divMODE3): Likewise.
22912 2009-03-09 Jakub Jelinek <jakub@redhat.com>
22914 PR tree-optimization/39394
22915 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
22916 DECL_SIZE_UNIT of variable length FIELD_DECLs.
22918 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
22920 * recog.c (verfiy_changes): Disallow renaming of hard regs in
22921 inline asms for register asm ("") declarations.
22923 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
22925 * fold-const.c (fold_unary): Fix comment.
22927 2009-03-07 Jan Hubicka <jh@suse.cz>
22930 * tree-inline.c (setup_one_parameter): Do replacement of const
22931 argument by constant in SSA form.
22933 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22935 PR middle-end/38028
22936 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
22937 determine alignment passed to assign_stack_local.
22938 (assign_parms_unsplit_complex): Likewise.
22939 * except.c (sjlj_build_landing_pads): Likewise.
22941 2009-03-06 Jakub Jelinek <jakub@redhat.com>
22943 PR middle-end/39360
22944 * tree-flow.h (add_referenced_var): Return bool instead of void.
22945 * tree-dfa.c (add_referenced_var): Return result of
22946 referenced_var_check_and_insert call.
22947 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
22948 of referenced_var_check_and_insert.
22951 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
22952 (gen_variable_die): Emit DW_AT_location on abstract static variable's
22953 DIE, don't emit it if abstract origin already has it.
22954 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
22955 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
22957 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
22959 * genpreds.c (needs_variable): Fix parentheses at variable name
22961 (write_tm_constrs_h): Indent generated code.
22963 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22965 * doc/extend.texi (Function Attributes): Add documentation
22966 for isr attributes.
22968 2009-03-06 Jakub Jelinek <jakub@redhat.com>
22971 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
22972 take locus from its DECL_SOURCE_LOCATION instead of input_location.
22974 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
22976 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
22979 2009-03-05 Jakub Jelinek <jakub@redhat.com>
22982 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
22983 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
22985 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
22987 * config/i386/i386.md (R8_REG, R9_REG): New constants.
22988 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
22989 constants instead of magic numbers.
22990 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
22992 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
22993 (x86_64_ms_abi_int_parameter_registers): Ditto.
22994 (x86_64_int_return_registers): Ditto.
22995 (ix86_maybe_switch_abi): Ditto.
22996 (ix86_expand_call): Ditto for clobbered_registers array.
22997 (ix86_hard_regno_mode_ok): Ditto.
22998 (x86_extended_QIreg_mentioned_p): Ditto.
23000 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
23002 PR tree-optimization/39349
23003 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
23005 * combine.c (gen_lowpart_for_combine): Use omode when generating
23008 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
23010 PR rtl-optimization/39235
23011 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
23013 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23015 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
23017 2009-03-04 Richard Guenther <rguenther@suse.de>
23019 PR tree-optimization/39362
23020 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
23021 that occur in abnormal PHIs should be varying.
23023 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23025 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
23027 (simple_iv): Take loop as an argument instead of statement.
23028 * tree-scalar-evolution.h (simple_iv): Declaration changed.
23029 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
23031 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
23033 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
23034 * matrix-reorg.c (analyze_transpose): Ditto.
23035 * tree-data-ref.c (dr_analyze_innermost): Ditto.
23036 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
23037 * tree-predcom.c (ref_at_iteration): Ditto.
23038 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
23040 2009-03-04 Richard Guenther <rguenther@suse.de>
23042 PR tree-optimization/39358
23043 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
23044 escaped_id and callused_id.
23045 (solve_graph): Likewise.
23047 2009-03-04 Richard Guenther <rguenther@suse.de>
23049 PR tree-optimization/39339
23050 * tree-sra.c (try_instantiate_multiple_fields): Make it
23051 no longer ICE on the above.
23053 2009-03-03 Joseph Myers <joseph@codesourcery.com>
23055 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
23056 that fits within Pmode.
23058 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23060 PR middle-end/10109
23061 * tm.texi (LIBCALL_VALUE): Update description.
23063 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23065 PR middle-end/34443
23066 * doc/extend.texi (section): Update description.
23068 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
23070 PR middle-end/39345
23071 * tree-inline.c (remapped_type): New.
23072 (can_be_nonlocal): Call remapped_type instead of remap_type.
23074 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23077 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
23078 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
23080 2009-03-03 Richard Guenther <rguenther@suse.de>
23082 PR middle-end/39272
23083 * tree.c (tree_nonartificial_location): New function.
23084 * tree.h (tree_nonartificial_location): Declare.
23085 * builtins.c (expand_builtin_memory_chk): Provide location
23086 of the call location for artificial function pieces.
23087 (maybe_emit_chk_warning): Likewise.
23088 (maybe_emit_sprintf_chk_warning): Likewise.
23089 (maybe_emit_free_warning): Likewise.
23090 * expr.c (expand_expr_real_1): Likewise.
23092 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23094 PR tree-optimization/39343
23095 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
23096 COMPONENT_REF t has ARRAY_TYPE.
23098 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
23100 PR middle-end/39335
23101 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
23102 when the type precision of the induction variable should be
23103 larger than the type precision of nit.
23104 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
23105 * graphite.c (graphite_loop_normal_form): Same.
23106 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
23108 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23110 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
23111 (*call_1_rex64_ms_sysv): Use named constants instead of magic
23112 numbers to describe clobbered registers.
23113 (*call_value_0_rex64_ms_sysv): Ditto.
23114 * config/i386/mmx.md (mmx_emms): Ditto.
23115 (mmx_femms): Ditto.
23117 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
23119 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
23122 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23124 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
23125 (spu_section_type_flags): New function.
23127 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23129 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
23130 reg_class_contents of FLOAT_REGS into a temporary.
23132 2009-03-02 Richard Guenther <rguenther@suse.de>
23133 Ira Rosen <irar@il.ibm.com>
23135 PR tree-optimization/39318
23136 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
23137 information to the vectorized statement.
23139 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
23141 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
23142 variable. Use defined names instead of magic constants for REX SSE
23145 2009-03-01 Richard Guenther <rguenther@suse.de>
23147 PR tree-optimization/39331
23148 * omp-low.c (lower_send_shared_vars): Do not receive new
23149 values for the reference of DECL_BY_REFERENCE parms or results.
23151 2009-03-01 Jan Hubicka <jh@suse.cz>
23154 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
23155 BLOCK_NONLOCALIZED_VAR): New macros.
23156 (tree_block): Add nonlocalized_vars.
23157 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
23158 gen_decl_die): Add origin argument. Allow generation of die with
23159 origin at hand only.
23160 (gen_member_die, gen_type_die_with_usage, force_decl_die,
23161 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
23163 (gen_block_die): Fix checking for unused blocks.
23164 (process_scope_var): Break out from .... ; work with origins only.
23165 (decls_for_scope) ... here; process nonlocalized list.
23166 (dwarf2out_ignore_block): Look for nonlocalized vars.
23167 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
23169 (dump_scope_block): Dump them.
23170 * tree-inline.c (remap_decls): Handle nonlocalized vars.
23171 (remap_block): Likewise.
23172 (can_be_nonlocal): New predicate.
23173 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
23175 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23177 * configure: Regenerate.
23179 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23181 * optc-gen.awk: No need to duplicate option flags twice.
23182 Reuse help texts for duplicate options which do not have any.
23184 * gcc.c (display_help): Document --version.
23186 * gcc.c (main): If print_help_list and verbose_flag, ensure
23187 driver output comes before subprocess output.
23189 * optc-gen.awk: Assign all remaining fields to help string,
23190 space-separated, for multi-line help in *.opt.
23192 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
23193 -Wno-pedantic-ms-format is for MinGW targets only.
23195 * doc/options.texi (Option file format): Fix bad indentation,
23196 restoring dropped sentence.
23198 2009-02-28 Jan Hubicka <jh@suse.cz>
23200 * tree-inline.c (tree_function_versioning): Output debug info.
23202 2009-02-28 Jan Hubicka <jh@suse.cz>
23205 * tree-inline.c (setup_one_parameter): Do not copy propagate
23206 arguments when not optimizing.
23208 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
23211 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23212 (avx_addsubv4df3): Likewise.
23213 (*avx_addsubv4sf3): Likewise.
23214 (sse3_addsubv4sf3): Likewise.
23215 (*avx_addsubv2df3): Likewise.
23216 (sse3_addsubv2df3): Likewise.
23217 (avx_unpckhps256): Correct item selectors.
23218 (avx_unpcklps256): Likewise.
23219 (avx_unpckhpd256): Likewise.
23220 (avx_unpcklpd256): Likewise.
23222 2009-02-28 Jan Hubicka <jh@suse.cz>
23224 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
23226 (copy_arguments_for_versioning): If var is declared don't declare it.
23227 (tree_function_versioning): First setup substitutions and then copy
23230 2009-02-27 Jan Hubicka <jh@suse.cz>
23233 * cgraph.h (varpool_output_debug_info): Remove.
23234 * cgraphunit.c (varpool_output_debug_info): Remove.
23235 * dwarf2out.c (deferred_locations_struct): New struct
23236 (deferred_locations): New type.
23237 (deferred_locations_list): New static var.
23238 (deffer_location): New function.
23239 (gen_variable_die): Use it.
23240 (decls_for_scope): Output info on local static vars.
23241 (dwarf2out_finish): Process deferred locations.
23242 * varpool.c (varpool_output_debug_info): Remove.
23244 2009-02-27 Jan Hubicka <jh@suse.cz>
23247 * tree.h (TREE_PROTECTED): Fix comment.
23248 (BLOCK_HANDLER_BLOCK): Remove.
23249 (struct tree_block): Remove handler_block add body_block.
23250 (inlined_function_outer_scope_p): New.
23251 (is_body_block): Remove.
23252 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
23253 * dwarf2out.c (is_inlined_entry_point): Remove.
23254 (add_high_low_attributes): Use inlined_function_outer_scope_p.
23255 (gen_block_die): Use is_inlined_entry_point check. Remove body block
23257 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
23258 * gimplify.c (gimplify_expr): Gimplify body blocks.
23259 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
23260 block with multiple subblocks.
23261 (dump_scope_block): Prettier output; dump more flags and info.
23262 (dump_scope_blocks): New.
23263 (remove_unused_locals): Use dump_scope_blocks.
23264 * tree-flow.h (dump_scope_blocks): Declare.
23265 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
23266 * stmt.c (is_body_block): Remove.
23267 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
23268 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
23270 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
23272 PR middle-end/39308
23273 * graphite.c (graphite_loop_normal_form): Do not call
23274 number_of_iterations_exit from a gcc_assert.
23276 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23278 * config/s390/s390.c (s390_swap_cmp): Look for conditional
23279 jumps if COND is NULL.
23280 (find_cond_jump): New function.
23281 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
23282 * config/s390/s390.md: Remove z10_cobra attribute value.
23284 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
23286 * config/alpha/alpha.h (alpha_expand_mov): Return false if
23287 force_const_mem returns NULL_RTX.
23289 2009-02-26 Jan Hubicka <jh@suse.cz>
23292 * cgraph.h (varpool_output_debug_info): Remove.
23293 * cgraphunit.c (varpool_output_debug_info): Remove.
23294 * dwarf2out.c (deferred_locations_struct): New struct
23295 (deferred_locations): New type.
23296 (deferred_locations_list): New static var.
23297 (deffer_location): New function.
23298 (gen_variable_die): Use it.
23299 (decls_for_scope): Output info on local static vars.
23300 (dwarf2out_finish): Process deferred locations.
23301 * varpool.c (varpool_output_debug_info): Remove.
23303 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
23305 PR rtl-optimization/39241
23306 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
23307 to subreg_offset_representable_p.
23309 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23311 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
23312 execute function prototype. Get f and nregs from max_reg_num
23313 and get_insns. Remove the first backward pass as it's dead,
23314 guard the forward pass by flag_expensive_optimizations.
23315 (rest_of_handle_regmove): Delete.
23316 (pass_regmove): Replace it with regmove_optimize.
23318 2009-02-25 Martin Jambor <mjambor@suse.cz>
23320 PR tree-optimization/39259
23321 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
23322 calls_alloca function flags.
23323 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
23324 calls are detected.
23326 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23328 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
23329 flags_set_1_rtx, flags_set_1_set): Delete.
23330 (regmove_optimize): Do not call mark_flags_life_zones.
23332 2009-02-24 Julian Brown <julian@codesourcery.com>
23335 * config/arm/arm.c (require_pic_register): Only set
23336 cfun->machine->pic_reg once per function.
23338 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
23340 * doc/invoke.texi (Link Options): Document an easier way to pass
23341 options that take arguments to the GNU linker using -Xlinker and -Wl.
23343 2009-02-24 Steve Ellcey <sje@cup.hp.com>
23346 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
23348 2009-02-24 Richard Guenther <rguenther@suse.de>
23351 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
23353 2009-02-24 Richard Guenther <rguenther@suse.de>
23354 Zdenek Dvorak <ook@ucw.cz>
23356 PR tree-optimization/39233
23357 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
23358 from converting them to a generic type.
23360 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
23362 PR tree-optimization/39260
23363 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
23364 contains a condition with a real type.
23365 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
23367 2009-02-23 Jason Merrill <jason@redhat.com>
23370 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
23371 narrowing_initializer_constant_valid_p.
23372 (narrowing_initializer_constant_valid_p): Don't return
23373 null_pointer_node for adding a pointer to itself.
23375 2009-02-23 Jan Hubicka <jh@suse.cz>
23378 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
23381 2009-02-23 Jan Hubicka <jh@suse.cz>
23383 PR tree-optimization/37709
23384 * tree.c (block_ultimate_origin): Move here from dwarf2out.
23385 * tree.h (block_ultimate_origin): Declare.
23386 * dwarf2out.c (block_ultimate_origin): Move to tree.c
23387 * tree-ssa-live.c (remove_unused_scope_block_p):
23388 Eliminate blocks containig no instructions nor live variables nor
23390 (dump_scope_block): New function.
23391 (remove_unused_locals): Enable removal of dead blocks by default;
23392 enable dumping at TDF_DETAILS.
23394 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23396 * config/i386/i386.c (classify_argument): Don't allow COImode
23398 (function_arg_advance_32): Don't allow OImode.
23399 (function_arg_32): Likewise.
23400 (function_value_32): Likewise.
23401 (return_in_memory_32): Likewise.
23402 (function_arg_64): Remove OImode comment.
23404 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23407 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
23408 ix86_expand_vector_set for V4DImode in 64bit mode only.
23409 (ix86_expand_vector_init_one_var): Likewise.
23411 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
23413 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
23415 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23418 * loop-iv.c: Revert last change.
23419 * emit-rtl.c: Likewise.
23421 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23424 * config/i386/i386.c (type_natural_mode): Remove an extra
23425 space in the warning message.
23426 (function_value_32): Handle 32-byte vector modes.
23427 (return_in_memory_32): Likewise.
23429 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23431 * loop-iv.c (truncate_value): New function.
23432 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
23434 (lowpart_subreg): Move to...
23435 * emit-rtl.c: ...here.
23437 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
23439 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
23440 accidental and undocumented change at revision 140860.
23442 2009-02-21 Joseph Myers <joseph@codesourcery.com>
23444 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
23445 take gimple_seq * arguments.
23446 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
23447 types_compatible_p langhook.
23449 2009-02-20 Mark Mitchell <mark@codesourcery.com>
23450 Joseph Myers <joseph@codesourcery.com>
23452 * config/arm/arm.c (arm_builtin_va_list): New function.
23453 (arm_expand_builtin_va_start): Likewise.
23454 (arm_gimplify_va_arg_expr): Likewise.
23455 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
23456 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
23457 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
23458 (va_list_type): New variable.
23459 (arm_mangle_type): Mangle va_list_type appropriately.
23461 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23463 PR middle-end/39157
23464 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
23465 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
23466 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
23467 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
23468 parameter to 1000 for -O1 by default.
23469 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
23471 * loop-invariant.c: Include params.h.
23472 (move_loop_invariants): Don't call move_single_loop_invariants on
23475 2009-02-20 Jaka Mocnik <jaka@xlab.si>
23477 * calls.c (emit_library_call_value_1): Use slot_offset instead of
23478 offset when calculating bounds for indexing stack_usage_map. Fixes
23479 a buffer overflow with certain target setups.
23481 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23484 * calls.c (expand_call): Clear try_tail_call if caller and callee
23485 disagree in promotion of function return value.
23487 2009-02-19 Jakub Jelinek <jakub@redhat.com>
23490 * c-common.c (c_determine_visibility): If visibility changed and
23491 DECL_RTL has been already set, call make_decl_rtl to update symbol
23494 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
23497 * varasm.c (assemble_variable): Don't check DECL_NAME when
23498 globalizing a variable.
23500 2009-02-19 Joseph Myers <joseph@codesourcery.com>
23503 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
23504 expression before any __builtin_trap call.
23505 * c-typeck.c (build_function_call): Convert and check function
23506 arguments before generating a call to a trap. Evaluate the
23507 function arguments before the trap.
23509 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
23512 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
23513 (UNSPEC_FXAM_MEM): New unspec.
23514 (fxam<mode>2_i387_with_temp): New insn and split pattern.
23515 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
23516 memory using fxam<mode>2_i387_with_temp to remove excess precision.
23518 2009-02-19 Richard Guenther <rguenther@suse.de>
23520 PR tree-optimization/39207
23521 PR tree-optimization/39074
23522 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
23523 storedanything_tree): New.
23524 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
23525 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
23526 (build_succ_graph): Add edges from STOREDANYTHING to all
23528 (init_base_vars): Initialize STOREDANYTHING.
23529 (compute_points_to_sets): Free substitution info after
23530 building the succ graph.
23531 (ipa_pta_execute): Likewise.
23533 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
23535 (do_ds_constraint): Do not add to special var or non-pointer
23537 (type_could_have_pointers): Split out from ...
23538 (could_have_pointers): ... here. For arrays use the element type.
23539 (create_variable_info_for): Initialize may_have_pointers.
23540 (new_var_info): Likewise.
23541 (handle_lhs_call): Make the HEAP variable unknown-sized.
23542 (intra_create_variable_infos): Use a type with pointers for
23543 PARM_NOALIAS, make it unknown-sized.
23545 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
23548 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
23550 2009-02-18 Jason Merrill <jason@redhat.com>
23553 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
23554 value if DECL_EXTERNAL.
23555 * tree-sra.c (sra_walk_gimple_assign): Likewise.
23556 * target.h (gcc_target::binds_local_p): Clarify "module".
23557 * tree.h (TREE_PUBLIC): Clarify "module".
23559 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
23562 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
23563 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
23565 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
23568 * c.opt (Wabi): Support C and ObjC.
23571 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
23573 * config/i386/i386.c (classify_argument): Warn once about the ABI
23574 change when passing union with long double.
23576 * doc/invoke.texi: Update -Wabi for warning psABI changes.
23578 2009-02-18 Joseph Myers <joseph@codesourcery.com>
23581 * c-parser.c (c_parser_compound_statement): Always enter and leave
23584 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23587 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
23589 2009-02-18 Jakub Jelinek <jakub@redhat.com>
23591 PR tree-optimization/36922
23592 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
23593 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
23596 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23598 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
23601 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23603 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
23605 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23607 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
23610 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
23611 Richard Sandiford <rdsandiford@googlemail.com>
23613 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
23614 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
23615 (loongson_biadd): ...this.
23617 2009-02-17 Richard Guenther <rguenther@suse.de>
23619 PR tree-optimization/39202
23620 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
23621 a var make sure to follow existing collapses.
23623 2009-02-17 Richard Guenther <rguenther@suse.de>
23625 PR middle-end/39214
23626 * langhooks.c (lhd_print_error_function): Check for NULL block.
23628 2009-02-17 Richard Guenther <rguenther@suse.de>
23630 PR tree-optimization/39204
23631 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
23634 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
23636 * config/soft-fp/double.h: Update from glibc CVS.
23638 2009-02-17 Richard Guenther <rguenther@suse.de>
23640 PR tree-optimization/39207
23641 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
23642 strict-aliasing warnings for pointers pointing to NULL.
23644 2009-02-16 Joseph Myers <joseph@codesourcery.com>
23647 * c-parser.c (c_parser_braced_init): Call pop_init_level when
23648 skipping until next close brace.
23650 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
23653 * config/i386/i386.c (ix86_expand_push): Set memory alignment
23654 to function argument boundary.
23656 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23658 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
23659 in the lea_add. Reload eventually constraints it properly.
23660 * config/picochip/constraints.md: Remove the target constraint
23661 "b", since it is not needed anymore.
23663 2009-02-16 Jakub Jelinek <jakub@redhat.com>
23665 * gthr-dce.h: Uglify function parameter and local variable names.
23666 * gthr-gnat.h: Likewise.
23667 * gthr-mipssde.h: Likewise.
23668 * gthr-nks.h: Likewise.
23669 * gthr-posix95.h: Likewise.
23670 * gthr-posix.h: Likewise.
23671 * gthr-rtems.h: Likewise.
23672 * gthr-single.h: Likewise.
23673 * gthr-solaris.h: Likewise.
23674 * gthr-tpf.h: Likewise.
23675 * gthr-vxworks.h: Likewise.
23676 * gthr-win32.h: Likewise.
23678 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
23681 * config/i386/i386.md: Restrict the new peephole2 to move
23682 between MMX/SSE registers.
23684 2009-02-15 Richard Guenther <rguenther@suse.de>
23687 2009-02-13 Richard Guenther <rguenther@suse.de>
23689 * configure.ac: Enable LFS.
23690 * configure: Re-generate.
23691 * config.in: Likewise.
23693 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23695 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
23696 spu_srqwbyte, spu_srqwbytebc): Define.
23697 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
23698 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
23699 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
23700 "shrqby_<mode>"): New insn-and-split patterns.
23701 * config/spu/spu.c (expand_builtin_args): Determine and return
23702 number of operands using spu_builtin_description data.
23703 (spu_expand_builtin_1): Use it.
23705 2009-02-13 Steve Ellcey <sje@cup.hp.com>
23708 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
23711 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23714 * config/i386/i386.c (override_options): Correct warning
23715 messages for -malign-loops, -malign-jumps and -malign-functions.
23717 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23720 * config/i386/i386.md: Restrict the new peephole2 to move
23721 between the general purpose registers.
23723 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23726 * config/i386/i386.c (type_natural_mode): Add a new argument.
23727 Return the original mode and warn ABI change if vector size is 32byte.
23728 (function_arg_advance): Updated.
23729 (function_arg): Likewise.
23730 (ix86_function_value): Likewise.
23731 (ix86_return_in_memory): Likewise.
23732 (ix86_sol10_return_in_memory): Likewise.
23733 (ix86_gimplify_va_arg): Likewise.
23734 (function_arg_32): Don't warn ABX ABI change here.
23735 (function_arg_64): Likewise.
23737 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
23739 * loop-iv.c (implies_p): In the final case, test that operands 0
23740 of the two comparisons match.
23742 * config/bfin/bfin.c (find_prev_insn_start): New function.
23743 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
23744 (find_next_insn_start): Move.
23746 2009-02-13 Richard Guenther <rguenther@suse.de>
23748 * configure.ac: Enable LFS.
23749 * configure: Re-generate.
23750 * config.in: Likewise.
23752 2009-02-13 Joseph Myers <joseph@codesourcery.com>
23755 * c-parser.c (c_parser_parms_list_declarator): Discard pending
23756 sizes on syntax error after some arguments have been parsed.
23758 2009-02-12 Jakub Jelinek <jakub@redhat.com>
23760 * doc/invoke.texi (-fira): Remove.
23762 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23764 * caller-save.c: Replace regclass.c with reginfo.c in comments.
23765 * recog.c: Likewise.
23768 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
23770 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
23771 (umul_ppmm): Likewise.
23772 (count_leading_zeros): Likewise.
23773 (count_trailing_zeros): Likewise.
23774 (UMUL_TIME): Likewise.
23776 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23778 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
23779 soft-fp/t-softfp to tmake_file.
23781 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
23782 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
23783 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
23784 IA64_BUILTIN_INFQ]: New.
23785 (ia64_init_builtins): Initialize __builtin_infq,
23786 __builtin_fabsq and __builtin_copysignq if not HPUX.
23787 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
23788 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
23790 * config/ia64/lib1funcs.asm (__divtf3): Define only if
23792 (__fixtfti): Likewise.
23793 (__fixunstfti): Likewise.
23794 (__floattitf): Likewise.
23796 * config/ia64/libgcc-glibc.ver: New.
23797 * config/ia64/t-fprules-softfp: Likewise.
23798 * config/ia64/sfp-machine.h: Likewise.
23800 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
23801 (LIBGCC2_TF_CEXT): Likewise.
23802 (TF_SIZE): Likewise.
23803 (TARGET_INIT_LIBFUNCS): Likewise.
23805 * config/ia64/t-glibc (SHLINB_MAPFILES):
23806 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
23808 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23810 * config/i386/i386.c (construct_container): Rewrite processing
23811 BLKmode with X86_64_SSE_CLASS.
23813 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
23816 * config/i386/i386.md: Replace simplify_replace_rtx with
23817 replace_rtx in the new peephole2.
23819 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
23821 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
23822 loop unrolling do not happen at -O2.
23824 2009-02-12 Michael Matz <matz@suse.de>
23826 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
23828 2009-02-12 Jakub Jelinek <jakub@redhat.com>
23830 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
23833 2009-02-12 Ben Elliston <bje@au.ibm.com>
23835 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
23836 patterns when updating the back chain. Missed in the 2009-02-10
23839 2009-02-11 Janis Johnson <janis187@us.ibm.com>
23841 * doc/extend.texi (Decimal Floating Types): Update identifier of
23842 draft TR and list of missing support.
23844 2009-02-11 Jakub Jelinek <jakub@redhat.com>
23846 PR middle-end/39154
23847 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
23848 bit to variable length decl's flags, add it also to its
23849 pointer replacement variable.
23851 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
23852 Jakub Jelinek <jakub@redhat.com>
23855 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
23856 (memory_blockage): New expander.
23857 (*memory_blockage): New insn pattern.
23858 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
23859 instead of general blockage at the end of function prologue when
23860 frame pointer is used to access red zone area. Do not emit blockage
23861 when profiling, it is emitted in generic code.
23862 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
23863 function epilogue when frame pointer is used to access red zone area.
23865 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
23868 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
23869 by arithmetic with memory operands.
23870 * config/i386/predicates.md (commutative_operator): New.
23872 2009-02-10 Janis Johnson <janis187@us.ibm.com>
23874 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
23877 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
23879 * alias.h (record_alias_subset): Declare.
23880 * alias.c (record_alias_subset): Make global.
23882 2009-02-10 Nick Clifton <nickc@redhat.com>
23884 * tree-parloops.c: Change license to GPLv3.
23885 * ipa-struct-reorg.c: Change license to GPLv3.
23886 * ipa-struct-reorg.h: Change license to GPLv3.
23888 2009-02-10 Steve Ellcey <sje@cup.hp.com>
23891 * c-decl.c (start_struct): Return NULL on error.
23893 2009-02-10 Jakub Jelinek <jakub@redhat.com>
23895 PR middle-end/39124
23896 * cfgloopmanip.c (remove_path): Call remove_bbs after
23897 cancel_loop_tree, not before it.
23900 * function.h (struct function): Add has_local_explicit_reg_vars bit.
23901 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
23902 VAR_DECLs were seen.
23903 * tree-ssa-live.c (remove_unused_locals): Recompute
23904 cfun->has_local_explicit_reg_vars.
23905 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
23906 copies or clearings if cfun->has_local_explicit_reg_vars.
23908 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
23911 * config/i386/i386.c (expand_prologue): Emit blockage at the end
23912 of function prologue when frame pointer is used to access
23915 2009-02-10 Richard Guenther <rguenther@suse.de>
23917 PR middle-end/39127
23918 * gimplify.c (gimple_regimplify_operands): Always look if
23919 we need to create a temporary.
23921 2009-02-10 Richard Guenther <rguenther@suse.de>
23923 PR tree-optimization/39132
23924 * tree-loop-distribution.c (todo): New global var.
23925 (generate_memset_zero): Trigger TODO_rebuild_alias.
23926 (tree_loop_distribution): Return todo.
23928 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
23931 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
23932 (x86_64_reg_class_name): Removed.
23933 (classify_argument): Return 0 if bytes > 32. Return 0 if the
23934 first one isn't X86_64_SSE_CLASS or any other ones aren't
23935 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
23936 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
23937 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
23938 and 3 X86_64_SSEUP_CLASS.
23939 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
23940 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
23942 2009-02-10 Ben Elliston <bje@au.ibm.com>
23944 * config/rs6000/rs6000.md (allocate_stack): Always use an update
23945 form instruction to update the stack back chain word, even if the
23946 user has disabled the generation of update instructions.
23947 (movdi_<mode>_update_stack): New.
23948 (movsi_update_stack): Likewise.
23949 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
23950 always use an update form instruction to update the stack back
23953 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
23955 PR middle-end/38953
23956 * graphite.c (if_region_set_false_region): After moving a region in
23957 the false branch of a condition, remove the empty dummy basic block.
23958 (gloog): Remove wrong fix for PR38953.
23960 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23962 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
23963 generation due to implicit sign extension.
23965 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
23967 PR middle-end/38981
23968 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
23969 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
23971 2009-02-09 Richard Guenther <rguenther@suse.de>
23973 PR middle-end/35202
23974 * convert.c (convert_to_real): Disable (float)fn((double)x)
23975 to fnf(x) conversion if errno differences may occur and
23976 -fmath-errno is set.
23978 2009-02-07 Anatoly Sokolov <aesok@post.ru>
23980 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
23981 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
23982 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
23984 2009-02-06 Joseph Myers <joseph@codesourcery.com>
23987 * c-common.c (handle_alias_attribute): Disallow attribute for
23988 anything not a FUNCTION_DECL or VAR_DECL.
23990 2009-02-06 Janis Johnson <janis187@us.ibm.com>
23993 * real.c (do_compare): Special-case compare of zero against
23994 decimal float value.
23996 2009-02-06 Joseph Myers <joseph@codesourcery.com>
23999 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
24000 as indicating flexible array members unless the field itself is
24001 being declarared as the incomplete array.
24003 2009-02-06 Jan Hubicka <jh@suse.cz>
24005 PR tree-optimization/38844
24006 * ipa-inline.c (try_inline): Stop inlining recursion when edge
24007 is already inlined.
24009 2009-02-06 Richard Guenther <rguenther@suse.de>
24011 PR middle-end/38977
24012 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
24013 fork because we may expand it as __gcov_fork.
24015 2009-02-06 Nick Clifton <nickc@redhat.com>
24017 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
24019 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
24021 PR tree-optimization/35659
24022 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
24023 vn_phi_eq): Shortcut if hashcode does not match.
24024 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
24026 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
24027 and avoid iterative_hash_expr.
24028 (FOR_EACH_VALUE_ID_IN_SET): New.
24029 (value_id_compare): Remove.
24030 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
24031 sort expressions by value id.
24033 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
24036 * config/sh/predicates.md (general_movsrc_operand): Don't check
24037 the subreg of system registers here.
24039 2009-02-05 Jakub Jelinek <jakub@redhat.com>
24042 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
24043 on the copied decl.
24045 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
24047 PR rtl-optimization/39110
24048 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
24049 addresses, not aligned ones.
24051 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
24052 Richard Guenther <rguenther@suse.de>
24054 PR tree-optimization/39100
24055 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
24056 comment says and add edges.
24058 2009-02-05 Joseph Myers <joseph@codesourcery.com>
24061 * c-common.c (handle_tls_model_attribute): Ignore attribute for
24062 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
24064 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
24066 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
24067 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
24068 register_bb_in_sese, new_sese, free_sese): Moved.
24069 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
24070 outermost_loop_in_scop, build_scop_iteration_domain,
24071 expand_scalar_variables_ssa_name, get_vdef_before_scop,
24072 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
24073 Use loop_in_sese_p instead of loop_in_scop_p.
24074 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
24075 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
24076 (scopdet_basic_block_info): Fix bug in scop detection.
24077 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
24078 eq_loop_to_cloog_loop): Remove.
24079 (nb_loops_around_loop_in_scop, nb_loop
24080 ref_nb_loops): Moved here...
24081 * graphite.h (ref_nb_loops): ... from here.
24082 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
24083 (loop_domain_dim, loop_iteration_vector_dim): Remove.
24084 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
24085 * testsuite/gcc.dg/graphite/scop-19.c: New
24087 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
24088 Hans-Peter Nilsson <hp@axis.com>
24090 PR rtl-optimization/37889
24091 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
24092 Move offset handling from PLUS to before the switch. Use new
24093 arguments when considering SYMBOL_REFs too.
24094 (rtx_addr_can_trap_p): Pass dummy offset and size.
24095 (enum may_trap_p_flags): Remove.
24096 (may_trap_p_1): Pass size from MEM_SIZE.
24098 PR rtl-optimization/38921
24099 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
24100 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
24101 * rtlanal.c (may_trap_after_code_motion_p): Delete.
24102 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
24104 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
24106 AVX Programming Reference (January, 2009)
24107 * config/i386/sse.md (*vpclmulqdq): New.
24109 2009-02-04 Jakub Jelinek <jakub@redhat.com>
24111 PR tree-optimization/38977
24112 PR gcov-profile/38292
24113 * calls.c (special_function_p): Disregard __builtin_ prefix.
24115 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
24117 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
24118 non-indexable addresses even before reload.
24120 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24123 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
24124 as having variable size. Do not give an error for unnamed
24125 parameters with [*] declarators. Give a warning for type names
24126 with [*] declarators and mark them as variable size.
24127 * c-parser.c (c_parser_sizeof_expression): Do not give an error
24128 for sizeof applied to [*] type names.
24130 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24133 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
24135 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24137 * gcc.c (process_command): Update copyright notice dates.
24138 * gcov.c (print_version): Likewise.
24139 * gcov-dump.c (print_version): Likewise.
24140 * mips-tfile.c (main): Likewise.
24141 * mips-tdump.c (main): Likewise.
24143 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24146 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
24147 for composite type involving a zero-length array type.
24149 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24152 * function.c (match_asm_constraints_1): Skip over
24153 initial optional % in the constraint.
24155 PR inline-asm/39059
24156 * c-parser.c (c_parser_postfix_expression): If fixed point is not
24157 supported, don't accept FIXED_CSTs.
24158 * c-decl.c (finish_declspecs): Error if fixed point is not supported
24159 and _Sat is used without _Fract/_Accum. Set specs->type to
24160 integer_type_node for cts_fract/cts_accum if fixed point is not
24163 2009-02-02 Catherine Moore <clm@codesourcery.com>
24165 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
24167 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
24169 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
24170 (ABI_HAS_64BIT_SYMBOLS): Use it.
24171 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
24173 2009-02-02 Paul Brook <paul@codesourcery.com>
24175 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
24177 2009-02-02 Jakub Jelinek <jakub@redhat.com>
24179 PR inline-asm/39058
24180 * recog.h (asm_operand_ok): Add constraints argument.
24181 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
24182 recurse on matching constraint.
24183 (check_asm_operands): Pass constraints as 3rd argument to
24184 asm_operand_ok. Don't look up matching constraint here.
24185 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
24188 2009-02-02 Ben Elliston <bje@au.ibm.com>
24190 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
24191 TARGET_NARROW_VOLATILE_BITFIELD macro names.
24193 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24195 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
24196 information. Remove some obsolete information. Reorganize.
24198 * config/pa/fptr.c: Revert license to GPL 2.
24199 * config/pa/milli64.S: Likewise.
24201 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24204 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
24205 LIBRARY name in, instead of hard-coding it.
24206 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
24207 extra target make frag to tmake_files according to EH model.
24208 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24209 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
24210 frags that define makefile variable EH_MODEL appropriately.
24211 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
24212 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
24213 to "-sjlj" according to type of EH configured.
24214 (LIBGCC_SONAME): Concatenate it to shared library base name.
24215 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
24216 to "_sjlj" according to type of EH configured.
24217 (LIBGCC_SONAME): Concatenate it to shared library base name.
24218 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
24219 (SHLIB_LINK): Add missing semicolon to if-else construct.
24220 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24221 string value of "pe_dll" command-line option.
24222 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
24223 (SHLIB_SONAME): Use it when overriding t-cygming default.
24224 (SHLIB_IMPLIB): Override t-cygming default.
24225 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24226 string value of "pe_dll" command-line option.
24228 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24231 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
24232 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
24234 2009-01-31 Richard Guenther <rguenther@suse.de>
24236 PR tree-optimization/38937
24237 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
24238 computing the transitive closure.
24240 2009-01-30 Richard Guenther <rguenther@suse.de>
24242 PR tree-optimization/39041
24243 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24244 Propagate variable indices only if the types match for this stmt.
24246 2009-01-30 Jakub Jelinek <jakub@redhat.com>
24249 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
24250 inline but never defined.
24252 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
24254 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
24255 (*insv_h_di_reg_extimm): New insn.
24256 (*insv_l<mode>_reg_extimm): New insn.
24258 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24260 * config/picochip/picochip.c (flag_conserve_stack): set
24261 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
24262 fconserve-stack. Reduce call-overhead used by inliner.
24264 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24267 * common.opt (flag_conserve_stack): Initialised to zero.
24269 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
24272 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
24273 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
24276 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
24278 * ira-color.c (allocno_reload_assign): Update comments.
24279 * regmove.c (regmove_optimize): Likewise.
24283 2009-01-29 Robert Millan <rmh@aybabtu.com>
24285 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
24286 * config/i386/kopensolaris-gnu.h: New file. Undefine
24287 `MD_UNWIND_SUPPORT'.
24288 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
24290 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
24292 PR tree-optimization/39007
24293 * tree-loop-distribution.c (generate_builtin): Use
24294 recompute_dominator to compute the immediate dominator of the
24295 basic block just after the loop.
24297 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
24299 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
24300 (ASM_OUTPUT_DWARF_PCREL): Define.
24302 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
24304 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
24305 * doc/passes.texi: Remove entries about regclass, local-alloc, and
24306 global. Modify entries about regmove and IRA.
24308 * ra-conflict.c: Remove the file.
24310 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
24312 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
24313 (pass_regclass_init): Rename to pass_reginfo_init.
24315 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
24317 * toplev.h (flag_ira): Remove.
24319 * caller-save.c (setup_save_areas): Remove flag_ira.
24321 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
24323 * global.c: Remove the file.
24325 * opts.c (decode_options): Remove flag_ira.
24327 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
24329 * regmove.c: Modify file description.
24330 (find_use_as_address, try_auto_increment): Define them only if
24331 AUTO_INC_DEC is defined.
24332 (replacement_quality, replace_in_call_usage, fixup_match_1,
24333 stable_and_no_regs_but_for_p): Remove.
24334 (reg_set_in_bb): Make it static.
24335 (regmove_optimize): Remove flag_ira and code which worked for
24338 * local-alloc.c: Remove the file.
24340 * common.opt (fira): Remove.
24342 * ira.c: Include except.h.
24343 (eliminable_regset): Move from global.c.
24344 (mark_elimination): Ditto. Remove flag_ira.
24345 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
24346 equiv_mem_modified, validate_equiv_mem_from_store,
24347 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
24348 contains_replace_regs, memref_referenced_p, memref_used_between_p,
24349 no_equiv, recorded_label_ref): Move from local-alloc.c.
24350 (update_equiv_regs): Ditto. Make it static.
24351 (print_insn_chain, print_insn_chains): Move it from global.c.
24352 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
24353 (build_insn_chain): Ditto. Make it static.
24354 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
24355 Rename to init_live_subregs.
24356 (gate_ira): Remove flag_ira.
24358 * regclass.c: Rename reginfo.c. Change file description.
24359 (FORBIDDEN_INC_DEC_CLASSES): Remove.
24360 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
24361 (init_reg_sets_1): Remove code for evaluation of
24362 reg_class_superclasses and losing_caller_save_reg_set.
24363 (init_regs): Remove init_reg_autoinc.
24364 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
24365 ok_for_base_p_nonstrict): Remove.
24366 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
24367 (pass_regclass_init): Rename to pass_reginfo_init. Modify
24368 corresponding entries.
24369 (dump_regclass, record_operand_costs, scan_one_insn,
24370 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
24371 record_address_regs, auto_inc_dec_reg_p): Remove.
24372 (gt-regclass.h): Rename to gt-reginfo.h.
24374 * rtl.h (dump_global_regs, retry_global_alloc,
24375 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
24377 * Makefile.in (RA_H): Remove.
24378 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
24379 Rename regclass.o to reginfo.o.
24380 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
24382 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
24383 (GTFILES): Rename regclass.c to reginfo.c.
24385 * passes.c (init_optimization_passes): Remove pass_local_alloc and
24386 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
24388 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
24389 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
24391 (finish_spills): Ditto. Remove code for !flag_ira.
24393 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
24395 PR middle-end/35854
24396 * doc/invoke.texi (rtl debug options): Complete rewrite.
24397 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
24399 * mode-switching.c (pass_mode_switching): Rename pass from
24400 "mode-sw" to "mode_sw".
24401 * except.c (pass_convert_to_eh_ranges): Rename pass from
24402 "eh-ranges" to "eh_ranges".
24403 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
24407 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
24408 Alexander Monakov <amonakov@ispras.ru>
24410 PR middle-end/38857
24411 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
24413 (move_exprs_to_boundary): Change return type and pass through
24414 should_move from move_op. Relax assert. Update usage ...
24415 (schedule_expr_on_boundary): ... here. Use should_move instead of
24417 (move_op_orig_expr_found): Indicate that insn was disconnected from
24419 (code_motion_process_successors): Do not call after_merge_succs
24420 callback if original expression was not found when traversing any of
24422 (code_motion_path_driver): Change return type. Update prototype.
24423 (move_op): Update comment. Add a new parameter (should_move). Update
24424 prototype. Set *should_move based on indication provided by
24425 move_op_orig_expr_found.
24427 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
24429 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
24430 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
24431 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
24432 * config/rs6000/rs6000.c (rs6000_override_options): Default
24433 avoid-indexed-addresses on for Power6, off for everything else.
24434 (avoiding_indexed_address_p): New function.
24435 (rs6000_legitimize_address): Use it.
24436 (rs6000_legitimate_address): Likewise.
24437 * config/rs6000/rs6000.md (movXX_updateX): Likewise
24439 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
24441 PR tree-optimization/38997
24442 * tree-loop-distribution.c (generate_memset_zero): Use
24443 POINTER_PLUS_EXPR for a pointer addition.
24445 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
24447 * config/s390/s390.md (bswap<mode>2): New pattern added.
24449 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24451 * config/s390/s390.md (*tls_load_31): Added type attribute.
24453 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24455 * config/s390/s390.md: Fix a few comments.
24457 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24459 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
24460 (*tm<mode>_full): Fixed z10prop attribute.
24461 (*tst<mode>_extimm): Fixed z10prop attribute.
24462 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
24463 (*tstqiCCT_cconly): Fixed z10prop attribute.
24464 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
24465 (*movsi_larl): Fixed z10prop attribute.
24466 (*movsi_zarch): Fixed z10prop attribute.
24467 (*movsi_eas): Fixed z10prop attribute.
24468 (*movhi): Fixed z10prop attribute.
24469 (*movqi): Fixed z10prop attribute.
24470 (*movstrictqi): Fixed z10prop attribute.
24471 (*mov<mode>): Fixed z10prop attribute.
24472 (*movcc): Fixed z10prop attribute.
24473 (*sethighpartdi_64): Fixed z10prop attribute.
24474 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
24475 (*negdi2_sign_cc): Fixed z10prop attribute.
24476 (*negdi2_sign): Fixed z10prop attribute.
24477 (*absdi2_sign_cc): Fixed z10prop attribute.
24478 (*absdi2_sign): Fixed z10prop attribute.
24479 (*negabsdi2_sign_cc): Fixed z10prop attribute.
24480 (*negabsdi2_sign): Fixed z10prop attribute.
24481 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
24482 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
24483 (doloop_si64): Fixed z10prop attribute.
24484 (doloop_si31): Fixed z10prop attribute.
24485 (doloop_long): Fixed z10prop attribute.
24486 (indirect_jump): Fixed z10prop attribute.
24487 (nop): Fixed z10prop attribute.
24488 (main_base_64): Fixed z10prop attribute.
24489 (reload_base_64): Fixed z10prop attribute.
24491 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24493 PR rtl-optimization/38740
24494 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
24496 * config/mips/mips.c (mips_reorg): Likewise.
24498 2009-01-28 Richard Guenther <rguenther@suse.de>
24500 PR tree-optimization/38926
24501 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
24502 with the correct value id to a value.
24503 (do_regular_insertion): Use the value number of edoubleprime
24504 for the value number of the expr.
24507 2008-08-21 Richard Guenther <rguenther@suse.de>
24509 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
24510 a PHI ask VN if it is already available.
24511 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
24512 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
24514 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24516 PR middle-end/38934
24517 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
24518 set to varying whenever max has TREE_OVERFLOW set, similarly
24519 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
24521 2009-01-28 Richard Guenther <rguenther@suse.de>
24523 PR middle-end/38908
24524 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
24525 uninitialized aggregate uses in call arguments.
24527 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
24529 PR tree-optimization/38984
24530 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
24531 the nothing_id variable if -fno-delete-null-pointer-checks.
24533 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
24536 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
24537 (set_got_offset_rex64): Ditto.
24539 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
24542 * doc/extend.texi: Improve local variable with asm reg.
24544 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
24546 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
24547 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
24548 was not supplied then set warn_packed_bitfield_compat to the
24549 default value of 1.
24550 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
24553 2009-01-27 Richard Guenther <rguenther@suse.de>
24555 PR tree-optimization/38503
24556 * cfgexpand.c (expand_gimple_basic_block): Ignore
24557 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
24558 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
24559 variables that cannot have TBAA applied.
24560 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
24563 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
24565 PR middle-end/38969
24566 * calls.c (initialize_argument_information): Do not wrap complex
24567 arguments in SAVE_EXPR.
24569 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
24571 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
24572 (INSTALL_LIBGCC): Revert typo commit.
24574 2009-01-26 Richard Guenther <rguenther@suse.de>
24576 PR tree-optimization/38745
24577 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
24578 from special handling.
24580 2009-01-26 Richard Guenther <rguenther@suse.de>
24582 PR tree-optimization/38745
24583 * tree-ssa.c (execute_update_addresses_taken): Do not include
24584 variables that cannot possibly be a register in not_reg_needs.
24585 Do not clear TREE_ADDRESSABLE on vars that may not become
24587 * tree-ssa.c (update_alias_info_1): Include those in the set
24588 of addressable vars.
24590 2009-01-26 Richard Guenther <rguenther@suse.de>
24592 PR middle-end/38851
24593 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
24594 * tree-ssa-dse.c: Include langhooks.h
24595 (execute_simple_dse): Remove stores with zero size.
24597 2009-01-24 Jakub Jelinek <jakub@redhat.com>
24600 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
24603 2009-01-24 Julian Brown <julian@codesourcery.com>
24605 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
24606 config/arm/linux-atomic.c.
24607 * config/arm/linux-atomic.c: New.
24609 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
24611 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
24612 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
24613 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
24615 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
24618 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
24621 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
24623 PR tree-optimization/38953
24624 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
24625 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
24626 (gloog): Split the exit of the scop when the scop exit is a loop exit.
24627 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
24630 2009-01-24 Paul Brook <paul@codesourcery.com>
24632 * config/arm/neon.md (neon_type): Move to arm.md.
24633 (neon_mov<VSTRUCT>): Add neon_type attribute.
24634 * config/arm/arm.md (neon_type): Move to here.
24635 (conds): Add "unconditioal" and use as default for NEON insns.
24637 2009-01-24 Ben Elliston <bje@au.ibm.com>
24639 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
24640 void *' warning from -Wc++-compat.
24641 * Makefile.in (dominance.o-warn): Remove.
24643 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
24645 PR tree-optimization/38932
24646 * fold-const.c (fold_unary_ignore_overflow): New.
24647 * tree.h (fold_unary_ignore_overflow): Declare.
24648 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
24649 * tree-ssa-sccvn.c (visit_reference_op_load,
24650 simplify_unary_expression): Likewise.
24652 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
24654 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
24655 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
24656 regardless of their type.
24657 * c-common.c (handle_packed_attribute): Don't ignore packed on
24659 * c.opt (Wpacked-bitfield-compat): New warning option.
24660 * stor-layout.c (place_field): Warn if offset of a field changed.
24661 * doc/extend.texi (packed): Mention the ABI change.
24662 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
24663 (Warning Options): Add it to the list.
24665 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
24667 * c-opts.c (c_common_post_options): Fix a typo in comments.
24669 2009-01-22 Steve Ellcey <sje@cup.hp.com>
24671 PR middle-end/38615
24672 * gimplify.c (gimplify_init_constructor): Fix promotion of const
24673 variables to static.
24674 * doc/invoke.texi (-fmerge-all-constants): Update description.
24676 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
24679 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
24680 (*movdi_1_rex64): Use type "mmx" for alternative 5.
24682 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
24684 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
24686 (LOCAL_ALIGNMENT): Similarly.
24688 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24689 Joseph Myers <joseph@codesourcery.com>
24691 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
24692 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
24693 * config/arm/arm-tune.md: Regenerate.
24694 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
24697 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24699 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
24700 version number to five.
24702 2009-01-22 Dodji Seketeli <dodji@redhat.com>
24705 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
24706 * c-common.c (set_underlying_type): Likewise.
24707 (is_typedef_decl ): Likewise
24709 (set_underlying_type): Likewise.
24710 (is_typedef_type): Likewise.
24712 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
24714 PR middle-end/38587
24715 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
24718 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
24721 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
24722 (LIBGCC_SPEC): Don't define.
24723 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
24725 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
24727 PR rtl-optimization/38879
24728 * alias.c (base_alias_check): Unaligned access via AND address can
24729 alias all surrounding object types except those with sizes equal
24730 or wider than the size of unaligned access.
24732 2009-01-21 Dodji Seketeli <dodji@redhat.com>
24735 * c-decl.c (clone_underlying_type): Move this ...
24736 * c-common.c (set_underlying_type): ... here.
24737 Also, make sure the function properly sets TYPE_STUB_DECL() on
24738 the newly created typedef variant type.
24739 (is_typedef_decl ): New entry point.
24740 * tree.h: Added a new member member_types_needing_access_check to
24741 struct tree_decl_non_common.
24742 (set_underlying_type): New entry point.
24743 (is_typedef_type): Likewise.
24745 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
24747 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
24748 Check whether two instructions have memory references that
24749 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
24750 are helper functions for traversing.
24751 * alias.h (insn_alias_sets_confilict_p): New prototypes.
24752 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
24753 not to draw dependency edge for instructions with non-conflicting
24756 2009-01-20 Joseph Myers <joseph@codesourcery.com>
24759 * longlong.h: Update copyright years. Use soft-fp license notice.
24760 Sync __clz_tab declaration with glibc.
24762 2009-01-20 Steve Ellcey <sje@cup.hp.com>
24765 * doc/extend.texi (syscall_linkage): New.
24766 (version_id): Modify.
24768 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
24769 Richard Guenther <rguenther@suse.de>
24771 PR tree-optimization/38747
24772 PR tree-optimization/38748
24773 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
24774 conversion if the base address is an indirect reference and the
24775 aliasing sets could cause issues.
24777 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24779 * common.opt (fgraphite, fgraphite-identity): Add comment for
24780 explaining why these options are not documented.
24782 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24784 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
24785 gimple_call_lhs is NULL.
24787 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
24790 * emit-rtl.c (adjust_address_1): Make sure memref is never
24793 2009-01-20 Ben Elliston <bje@au.ibm.com>
24795 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24796 const qualifier from arg parameter. Remove unnecessary cast to char *.
24797 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24798 const qualifier from arg 2.
24800 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
24802 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
24804 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
24807 * rtl.h (reinit_regs): New prototype.
24808 * regclass.c: Include ira.h.
24809 (reinit_regs): New.
24810 * Makefile.in (regclass.o): Add ira.h.
24811 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
24813 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
24816 * c-common.c (handle_aligned_attribute): Use
24817 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
24818 default alignment value.
24820 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
24822 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
24823 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
24825 * doc/extend.texi: Update __attribute__ ((aligned)). Document
24826 __BIGGEST_ALIGNMENT__.
24828 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
24830 2009-01-18 Richard Guenther <rguenther@suse.de>
24832 PR tree-optimization/38819
24833 * tree-flow.h (operation_could_trap_helper_p): Declare.
24834 * tree-eh.c (operation_could_trap_helper_p): Export.
24835 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
24836 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
24837 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
24838 are about to insert a possibly trapping instruction and fail
24841 2009-01-18 Andreas Schwab <schwab@suse.de>
24843 * doc/install.texi (Configuration): Remove obsolete paragraph
24844 about use of --with-gnu-ld with --with-gnu-as.
24846 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
24848 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
24849 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
24850 Follow spelling conventions.
24852 2009-01-18 Ben Elliston <bje@au.ibm.com>
24854 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
24855 C++ warning about implicit conversion from void * to struct
24857 (bitmap_obstack_free): Likewise for bitmap_element *.
24858 * Makefile.in (bitmap.o-warn): Remove.
24860 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
24862 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
24864 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
24865 Tobias Grosser <tobi.grosser@amd.com>
24867 * graphite.c (graphite_trans_scop_block): Do not block single
24870 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
24872 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
24873 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
24874 test with assertion.
24876 2009-01-16 Richard Guenther <rguenther@suse.de>
24878 PR tree-optimization/38835
24879 PR middle-end/36227
24880 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
24881 and INT + PTR -> (INT)(PTR p+ INT) folding.
24882 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
24884 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
24887 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
24888 the subreg from a lowpart subreg if it is also casting the value.
24890 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
24891 Tobias Grosser <tobi.grosser@amd.com>
24893 * graphite.c (compare_prefix_loops): New.
24894 (build_scop_canonical_schedules): Rewritten.
24895 (graphite_transform_loops): Move build_scop_canonical_schedules
24896 after build_scop_iteration_domain.
24898 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
24899 Tobias Grosser <tobi.grosser@amd.com>
24901 * graphite.c (add_conditions_to_domain): Add the loops to
24902 the dimension of the iteration domain. Do copy the domain
24903 only when it exists.
24904 (build_scop_conditions_1): Do not call add_conditions_to_domain.
24905 (add_conditions_to_constraints): New.
24906 (can_generate_code_stmt, can_generate_code): Removed.
24907 (gloog): Do not call can_generate_code.
24908 (graphite_transform_loops): Call add_conditions_to_constraints
24909 after building the iteration domain.
24911 2009-01-16 Jakub Jelinek <jakub@redhat.com>
24913 PR tree-optimization/38789
24914 * tree-ssa-threadedge.c
24915 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
24916 __builtin_constant_p.
24918 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
24920 * dce.c (delete_unmarked_insns): Reversed the order that insns are
24921 examined before deleting them.
24923 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
24925 * function.c (aggregate_value_p): Correctly extract the function
24926 type from CALL_EXPR_FN lookup.
24928 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24930 * config/picochip/picochip.c (picochip_override_options): Revert
24931 CFI asm flag disable commited previously.
24933 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
24934 Tobias Grosser <tobi.grosser@amd.com>
24935 Jan Sjodin <jan.sjodin@amd.com>
24937 * graphite.c (scan_tree_for_params): On substractions negate
24938 all the coefficients of the term.
24939 (clast_to_gcc_expression_red): New. Handle reduction expressions
24940 of more than two operands.
24941 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
24942 (get_vdef_before_scop): Handle also the case of default definitions.
24944 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
24946 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
24947 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
24948 Also use them when walking CALL_INSN_FUNCTION_USAGE.
24950 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
24951 Joey Ye <joey.ye@intel.com>
24953 PR middle-end/37843
24954 * cfgexpand.c (expand_stack_alignment): Don't update stack
24955 boundary nor check incoming stack boundary here.
24956 (gimple_expand_cfg): Update stack boundary and check incoming
24957 stack boundary here.
24959 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
24961 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
24963 2009-01-14 Jakub Jelinek <jakub@redhat.com>
24965 PR rtl-optimization/38245
24966 * calls.c (expand_call): Add stack arguments to
24967 CALL_INSN_FUNCTION_USAGE even for pure calls (when
24968 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
24969 in regs and partially in memory or BLKmode arguments.
24970 (emit_library_call_value_1): Add stack arguments to
24971 CALL_INSN_FUNCTION_USAGE even for pure calls (when
24972 ACCUMULATE_OUTGOING_ARGS).
24973 * dce.c: Include tm_p.h.
24974 (find_call_stack_args): New function.
24975 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
24977 (mark_insn): Call find_call_stack_args for CALL_Ps.
24978 (prescan_insns_for_dce): Walk insns backwards in bb rather than
24979 forwards. Allocate and free arg_stores bitmap if needed, pass it
24980 down to deletable_insn_p, don't mark stores set in arg_stores
24981 bitmap, clear the bitmap at the beginning of each bb.
24982 * Makefile.in (dce.o): Depend on $(TM_P_H).
24984 2009-01-14 Michael Meissner <gnu@the-meissners.org>
24987 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
24988 to make sure the insn is a conditional test (bug 22599). Reformat a
24991 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
24993 PR middle-end/38431
24994 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
24995 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
24996 (gloog): Do not call cleanup_tree_cfg.
24997 (graphite_transform_loops): Call cleanup_tree_cfg after all
24998 scops have been code generated.
25000 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
25001 * doc/gty.texi (Invoking the garbage collector): Added new node
25002 and section documenting ggc_collect.
25004 2009-01-14 Richard Guenther <rguenther@suse.de>
25006 PR tree-optimization/38826
25007 PR middle-end/38477
25008 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
25009 initialization notes only if we actually emitted a warning.
25010 (intra_create_variable_infos): Add constraints for a result decl
25011 that is passed by hidden reference.
25012 (build_pred_graph): Mark all related variables non-direct on
25015 2009-01-14 Nick Clifton <nickc@redhat.com>
25017 * ira-conflicts.c: Include addresses.h for the definition of
25019 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
25020 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
25022 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
25025 * Makefile.in (ira-lives.o): Add except.h.
25027 * ira-lives.c: Include except.h.
25028 (process_bb_node_lives): Process can_throw_internal.
25030 2009-01-13 Jakub Jelinek <jakub@redhat.com>
25032 PR rtl-optimization/38774
25033 * combine.c (simplify_set): When undoing cc_use change, don't do
25034 PUT_CODE on the newly created comparison, but instead put back the
25037 2009-01-13 Joseph Myers <joseph@codesourcery.com>
25039 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
25040 values. Remove duplicate arm8 entry.
25042 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25044 PR tree-optimization/38786
25045 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
25046 the SSA_NAME case of expand_scalar_variables_expr.
25047 Set the type of an expression to the type of its assign statement.
25048 (expand_scalar_variables_expr): Also gather the scalar computation
25049 used to index the memory access. Do not pass loop_p.
25050 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
25051 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
25052 the gimple_stmt_iterator where it inserts new code.
25053 Do not pass loop_p.
25054 (copy_bb_and_scalar_dependences): Do not pass loop_p.
25055 (translate_clast): Update call to copy_bb_and_scalar_dependences.
25057 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25059 * graphite.h (debug_value): Removed.
25060 * graphite.c (debug_value): Removed.
25062 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25064 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
25065 ldrd/strd with two 32-bit instructions.
25067 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25069 * config/arm/arm.c (struct processors): Pass for speed down into
25070 cost helper functions.
25071 (const_ok_for_op): Handle COMPARE and inequality nodes.
25072 (arm_rtx_costs_1): Rewrite.
25073 (arm_size_rtx_costs): Update prototype.
25074 (arm_rtx_costs): Pass speed down to helper functions.
25075 (arm_slowmul_rtx_costs): Rework cost calculations.
25076 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
25077 (arm_9e_rtx_costs): Likewise.
25079 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
25081 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
25082 relocations of local symbols wider than UNITS_PER_WORD are not valid.
25083 (alpha_legitimize_address): Do not split local symbols wider than
25084 UNITS_PER_WORD into HIGH/LO_SUM parts.
25086 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
25089 * gcc.c (process_command): Replace call to execvp with calls
25090 to pex_one and exit.
25092 2009-01-03 Anatoly Sokolov <aesok@post.ru>
25095 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
25096 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
25097 variant for devices with 3-byte PC.
25098 (__tablejump_elpm__): New.
25100 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25103 * c-parser.c (c_parser_postfix_expression): Allow `->' in
25104 offsetof member-designator, handle it as `[0].'.
25106 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25108 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
25109 function when not using named sections on targets with named sections
25110 if branch distance is less than 262132.
25112 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
25114 * combine.c (combine_instructions): Recompute
25115 optimize_this_for_speed_p for each BB in the main combine loop.
25117 2009-01-12 Tomas Bily <tbily@suse.cz>
25120 * tree-loop-distribution.c (prop_phis): New function.
25121 (generate_builtin): Call prop_phis.
25122 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
25124 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25126 PR tree-optimization/38807
25127 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
25128 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
25130 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
25132 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
25133 subreg of op0 to the original op0.
25135 2009-01-11 Laurent GUERBY <laurent@guerby.net>
25137 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
25139 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
25142 * mips-tfile.c (parse_def): Fix parsing of def strings
25143 starting with digits.
25145 2009-01-10 Jakub Jelinek <jakub@redhat.com>
25148 * config/arm/arm.c (arm_is_long_call_p): Don't call
25149 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
25151 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
25153 * regrename.c (regrename_optimize): Fix dumping.
25154 (find_oldest_value_reg): Preserve REG_POINTER.
25155 (copy_hardreg_forward_1): Likewise.
25157 2009-01-09 Diego Novillo <dnovillo@google.com>
25159 * gimple.h (struct gimple_statement_base) <uid>: Document
25160 the restrictions on its use.
25161 (gimple_uid): Tidy.
25162 (gimple_set_uid): Tidy.
25164 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25166 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
25167 zero guard even if align_bytes != 0 and count is smaller than
25170 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
25172 PR rtl-optimization/38495
25173 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
25174 (add_range_and_copies_from_move_list): Print all added ranges.
25175 Add ranges to memory optimized destination.
25177 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25181 * config/i386/i386.c (override_options): Reject
25182 -mstringop-strategy=rep_8byte with -m32.
25183 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
25184 to 1. Do count comparison against epilogue_size_needed at compile
25185 time even when count_exp was constant forced into register. For
25186 size_needed don't jump to epilogue, instead just avoid aligning
25187 and invoke the body algorithm. If need_zero_guard, add zero guard
25188 even if count is non-zero, but smaller than size_needed + number of
25189 bytes that could be stored for alignment.
25190 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
25191 to 1. If need_zero_guard, add zero guard even if count is non-zero,
25192 but smaller than size_needed + number of bytes that could be stored
25193 for alignment. Compare size_needed with epilogue_size_needed instead
25194 of desired_align - align, don't adjust size_needed, pass
25195 epilogue_size_needed to the epilogue expanders.
25198 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
25200 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25202 * pa.c (last_address): Change to unsigned.
25203 (update_total_code_bytes): Change argument to unsigned. Don't
25204 check if insn addresses are set.
25205 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
25206 addresses are not set.
25207 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
25209 2009-01-09 Nick Clifton <nickc@redhat.com>
25211 * config/sh/symbian.c: Replace uses of DECL_INLINE with
25212 DECL_DECLARED_INLINE_P.
25214 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25216 PR middle-end/38347
25217 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
25218 GET_MODE (op0) in operand_subword_force calls.
25220 PR middle-end/38771
25221 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
25222 fold_convert arg0 operands to TREE_TYPE (op0) first.
25224 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
25226 * params.def (ira-max-conflict-table-size): Decrease default value
25229 2009-01-08 Jakub Jelinek <jakub@redhat.com>
25231 PR tree-optimization/37031
25232 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
25234 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
25235 allocate it using gc instead of heap, use VEC_quick_push instead of
25237 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
25238 instead of heap, use VEC_quick_push instead of VEC_safe_push.
25239 * tree-data-ref.h (struct access_matrix): Change matrix to gc
25240 allocated vector from heap allocated.
25241 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
25242 * tree-loop-linear.c (linear_transform_loops): Allocate nest
25243 vector only after perfect_loop_nest_depth call.
25245 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
25246 Jan Sjodin <jan.sjodin@amd.com>
25248 PR tree-optimization/38559
25249 * graphite.c (debug_value, copy_constraint,
25250 swap_constraint_variables, scale_constraint_variable, ): New.
25251 (get_lower_bound, get_upper_bound): Removed.
25252 (graphite_trans_bb_strip_mine): Clean up this code that works
25253 only for constant number of iterations. Fully copy upper and
25254 lower bound constraints, not only the constant part of them.
25255 * graphite.h (debug_value): Declared.
25257 2009-01-08 Ira Rosen <irar@il.ibm.com>
25259 PR tree-optimization/37194
25260 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
25261 Don't add the cost of cost model guard in prologue to scalar
25262 outside cost in case of known number of iterations.
25264 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
25265 Alan Modra <amodra@bigpond.net.au>
25267 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
25268 non-word-aligned REG+CONST addressing.
25270 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25273 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
25274 free_after_compilation when outputting a thunk.
25275 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
25276 Do not call free_after_compilation here.
25278 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25280 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
25281 (ix86_valid_target_attribute_inner_p): Ditto.
25283 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
25285 PR tree-optimization/38492
25286 PR tree-optimization/38498
25287 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
25288 * tree-chrec.h (scev_is_linear_expression): Declared.
25289 * graphite.c (graphite_cannot_represent_loop_niter): New.
25290 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
25291 (graphite_loop_normal_form): Use gcc_assert.
25292 (scan_tree_for_params): Use CASE_CONVERT.
25293 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
25294 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
25295 Use gcc_assert. Discard scops that contain unhandled cases.
25296 (build_scop_conditions): Return a boolean status for unhandled cases.
25297 (strip_mine_profitable_p): Print the loop number, not its depth.
25298 (is_interchange_valid): Pass the depth of the loop nest, don't
25299 recompute it wrongly.
25300 (graphite_trans_bb_block): Same.
25301 (graphite_trans_bb_block): Print tentative of loop blocking.
25302 (graphite_trans_scop_block): Do not print that the loop has been
25304 (graphite_transform_loops): Do not handle scops that contain condition
25307 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
25309 AVX Programming Reference (December, 2008)
25310 * config/i386/avxintrin.h (_mm256_stream_si256): New.
25311 (_mm256_stream_pd): Likewise.
25312 (_mm256_stream_ps): Likewise.
25314 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
25315 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
25316 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
25317 (bdesc_special_args): Add __builtin_ia32_movntdq256,
25318 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
25319 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
25320 (ix86_expand_special_args_builtin): Likewise.
25322 * config/i386/sse.md (AVXMODEDI): New.
25323 (avx_movnt<mode>): Likewise.
25324 (avx_movnt<mode>): Likewise.
25325 (<sse>_movnt<mode>): Remove AVX support.
25326 (sse2_movntv2di): Likewise.
25328 2009-01-07 Richard Guenther <rguenther@suse.de>
25330 PR middle-end/38751
25331 * fold-const.c (extract_muldiv): Remove obsolete comment.
25332 (fold_plusminus_mult_expr): Undo MINUS_EXPR
25333 to PLUS_EXPR canonicalization for the canonicalization.
25335 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
25337 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
25338 hosted cross-compilers generating less efficient code.
25340 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25342 * function.h (rtl_data): Add a dbr_scheduled_p field.
25343 * reorg.c (dbr_schedule): Set it.
25344 (gate_handle_delay_slots): Check it.
25345 * config/mips/mips.c (mips_base_delayed_branch): Delete.
25346 (mips_reorg): Check flag_delayed_branch instead of
25347 mips_base_delayed_branch.
25348 (mips_override_options): Don't set mips_base_delayed_branch
25349 or flag_delayed_branch.
25351 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25353 PR rtl-optimization/38426.
25354 * ira.c (ira): Set current_function_is_leaf earlier.
25356 2009-01-06 Jakub Jelinek <jakub@redhat.com>
25358 PR rtl-optimization/38722
25359 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
25360 too early, only set a flag and modify after last possible
25363 2009-01-06 Janis Johnson <janis187@us.ibm.com>
25366 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
25367 * real.c (decimal_single_format): Correct values of emin and emax.
25368 (decimal_double_format): Ditto.
25369 (decimal_quad_format): Ditto.
25370 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
25371 computation of DECnn_MIN and DECnn_MAX for corrected values of
25372 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
25373 __DECnn_MIN__, and adjust its computation for the corrected value
25376 2009-01-06 Jan Hubicka <jh@suse.cz>
25379 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
25381 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
25383 * doc/contrib.texi (Contributors): Slightly adjust the end note.
25384 Add Robert Clark to the list of testers.
25386 2009-01-06 Jan Hubicka <jh@suse.cz>
25387 Kai Tietz <kai.tietz@onevision.com>
25389 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
25390 * config/i386/i386.c (ix86_expand_call): Add clobbers.
25392 2009-01-06 Jan Hubicka <jh@suse.cz>
25393 Kai Tietz <kai.tietz@onevision.com>
25395 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
25397 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
25398 (ix86_nsaved_regs): Count only general purpose regs.
25399 (ix86_nsaved_sseregs): New.
25400 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
25401 to 16 for w64; compute padding and size of sse reg save area.
25402 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
25403 general purpose regs.
25404 (ix86_emit_save_sse_regs_using_mov): New.
25405 (ix86_expand_prologue): Save SSE regs if needed.
25406 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
25407 (ix86_emit_restore_sse_regs_using_mov): New.
25408 (ix86_expand_epilogue): Save SSE regs if needed.
25410 2009-01-06 Jan Hubicka <jh@suse.cz>
25411 Kai Tietz <kai.tietz@onevision.com>
25413 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
25414 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
25415 functions when accumulate outgoing args is off.
25417 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25420 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
25421 before using pseudos_have_intersected_live_ranges_p.
25423 * ira-int.h (ira_assert): Always define.
25425 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25427 AVX Programming Reference (December, 2008)
25428 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
25429 (_mm256_permute2_pd): Likewise.
25430 (_mm_permute2_ps): Likewise.
25431 (_mm256_permute2_ps): Likewise.
25432 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
25433 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
25435 * config/i386/i386.c (ix86_builtins): Remove
25436 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
25437 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
25438 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
25439 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
25440 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
25441 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
25442 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
25443 __builtin_ia32_vpermil2ps256.
25444 (ix86_init_mmx_sse_builtins): Updated.
25445 (ix86_expand_args_builtin): Likewise.
25447 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25449 * pa.c (output_call): Relocate non-jump insns in the delay slot of
25450 long absolute calls when generating PA 2.0 code.
25452 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
25454 PR rtl-optimization/38583
25455 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
25457 * params.def (ira-max-conflict-table-size): New.
25459 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
25461 * ira.h (ira_conflicts_p): New external definition.
25463 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
25464 table. Report this. Return result of building.
25465 (ira_build_conflicts): Use ira_conflicts_p. Check result of
25466 building conflict table.
25468 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
25469 (ira_color): Use ira_conflicts_p.
25471 * global.c: Include ira.h.
25472 (pseudo_for_reload_consideration_p, build_insn_chain): Use
25475 * Makefile.in (global.o): Add ira.h.
25477 * ira-build.c (mark_all_loops_for_removal,
25478 propagate_some_info_from_allocno): New.
25479 (remove_unnecessary_allocnos): Call
25480 propagate_some_info_from_allocno.
25481 (remove_low_level_allocnos): New.
25482 (remove_unnecessary_regions): Add parameter. Call
25483 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
25484 parameter to remove_unnecessary_regions.
25485 (ira_build): Remove all regions but root if the conflict table was
25486 not built. Update conflict hard regs for allocnos crossing calls.
25488 * ira.c (ira_conflicts_p): New global.
25489 (ira): Define and use ira_conflicts_p.
25491 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25492 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
25493 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
25495 2009-01-06 Ben Elliston <bje@au.ibm.com>
25497 * gengtype-lex.l (YY_NO_INPUT): Define.
25499 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
25502 * c-common.c (handle_vector_size_attribute): Also reject
25503 BOOLEAN_TYPE types.
25505 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
25507 PR tree-optimization/38492
25508 * graphite.c (rename_map_elt, debug_rename_elt,
25509 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
25510 rename_map_elt_info, eq_rename_map_elts,
25511 get_new_name_from_old_name, bb_in_sese_p): Moved around.
25512 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
25513 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
25514 (sese_build_livein_liveouts): New.
25515 (new_sese, free_sese): New.
25516 (new_scop): Call new_sese.
25517 (free_scop): Call free_sese.
25518 (rename_variables_from_edge, rename_phis_end_scop): Removed.
25519 (register_old_new_names): Renamed register_old_and_new_names.
25520 (register_scop_liveout_renames, add_loop_exit_phis,
25521 insert_loop_close_phis, struct igp,
25522 default_liveout_before_guard, add_guard_exit_phis,
25523 insert_guard_phis, copy_renames): New.
25524 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
25525 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
25526 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
25527 (scop_adjust_phis_for_liveouts): New.
25528 (gloog): Call scop_adjust_phis_for_liveouts.
25530 * graphite.h (struct sese): Documented. Added fields liveout,
25531 num_ver and livein.
25532 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
25533 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
25534 (struct scop): Added field liveout_renames.
25535 (SCOP_LIVEOUT_RENAMES): New.
25537 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25539 PR tree-optimization/38510
25540 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
25541 (translate_clast): Call recompute_all_dominators before
25543 (gloog): Call recompute_all_dominators before graphite_verify.
25545 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25546 Jan Sjodin <jan.sjodin@amd.com>
25548 PR tree-optimization/38500
25549 * graphite.c (create_sese_edges): Call fix_loop_structure after
25552 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25554 * config.gcc: Add m32r*-*-rtems*.
25555 * config/m32r/rtems.h: New file.
25557 2009-01-05 Ben Elliston <bje@au.ibm.com>
25559 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
25560 (.po.pox): Likewise.
25561 (po/gcc.pot): Likewise.
25563 2009-01-04 David S. Miller <davem@davemloft.net>
25565 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
25566 (STARTING_FRAME_OFFSET): Always set to zero.
25568 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25570 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
25571 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
25572 fixed-point types, and vectors of the same.
25574 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25576 * config/mips/sync.md (*mb_barrier): Rename to...
25577 (*memory_barrier): ...this.
25579 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
25581 * doc/extend.texi (Function Attributes): Move @cindex after @item
25582 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
25583 and put in alphabetical order. Fix 'target' name and put in order.
25584 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
25587 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
25589 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
25590 (memory_barrier): Expand as unspec instead of unspec_volatile.
25591 Remove mem:BLK from insn operands. Use Pmode scratch register.
25592 (*memory_barrier): Define as unspec instead of unspec_volatile.
25593 Use (match_dup 0) as input operand.
25595 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
25596 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
25597 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
25598 scratch register. Remove operand 1.
25599 (*stbar): Define as unspec instead of unspec_volatile.
25600 Use (match_dup 0) as input operand, remove (const_int 8).
25601 (*membar): Define as unspec instead of unspec_volatile.
25602 Use (match_dup 0) as input operand, remove input operand 2.
25604 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
25605 (memory_barrier): Expand as unspec instead of unspec_volatile.
25606 Remove mem:BLK from insn operands. Use Pmode scratch register.
25607 (*memory_barrier): Define as unspec instead of unspec_volatile.
25608 Use (match_dup 0) as input operand.
25610 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
25611 Remove mem:BLK from insn operands. Use Pmode scratch register.
25612 Set volatile flag on operand 0.
25613 (*memory_barrier): New insn pattern.
25615 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
25617 (*memory_barrier): Use (match_dup 0) as input operand.
25619 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
25620 Remove mem:BLK from insn operands. Use Pmode scratch register.
25621 Set volatile flag on operand 0.
25622 (*mb_internal): New insn pattern.
25624 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
25626 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25628 PR middle-end/38586
25629 * function.c (struct temp_slot): Move to the section of the file
25630 that deals with temp slots. Remove field 'address'.
25631 (temp_slot_address_table): New hash table of address -> temp slot.
25632 (struct temp_slot_address_entry): New struct, items for the table.
25633 (temp_slot_address_compute_hash, temp_slot_address_hash,
25634 temp_slot_address_eq, insert_temp_slot_address): Support functions
25636 (find_temp_slot_from_address): Rewrite to use the new hash table.
25637 (remove_unused_temp_slot_addresses): Remove addresses of temp
25638 slots that have been made available.
25639 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
25640 worker function for remove_unused_temp_slot_addresses.
25641 (assign_stack_temp_for_type): Don't clear the temp slot address list.
25642 Add the temp slot address to the address -> temp slot map.
25643 (update_temp_slot_address): Update via insert_temp_slot_address.
25644 (free_temp_slots): Call remove_unused_temp_slot_addresses.
25645 (pop_temp_slots): Likewise.
25646 (init_temp_slots): Allocate the address -> temp slot map, or empty
25647 the map if it is already allocated.
25648 (prepare_function_start): Initialize temp slot processing.
25650 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25652 PR middle-end/38584
25653 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
25654 Calculate the size of all stack vars assuming no packing of stack
25655 vars will happen, replacing a quadratic algorithm with a linear one.
25657 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25660 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
25663 2009-01-03 Diego Novillo <dnovillo@google.com>
25665 * doc/contrib.texi: Update contributions.
25667 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25670 * builtins.c (fold_builtin_memory_op): Give up if either operand
25671 is volatile. Set srctype or desttype to non-qualified version
25675 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
25676 and FUNCTION_DECLs.
25678 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
25680 PR rtl-optimization/35805
25681 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
25682 problem if fast dce is able to remove any instructions.
25683 * dce.c (dce_process_block): Fix dump message.
25685 2009-01-02 Mark Mitchell <mark@codesourcery.com>
25688 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
25690 2009-01-02 Jakub Jelinek <jakub@redhat.com>
25692 PR middle-end/38690
25693 * tree-flow.h (op_code_prio, op_prio): New prototypes.
25694 * tree-pretty-print.c (op_code_prio): New function.
25695 (op_prio): No longer static. Use op_code_prio.
25696 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
25697 Use op_prio and op_code_prio to determine if () should be
25698 printed around operand(s) or not.
25700 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
25701 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
25702 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
25703 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
25704 pp_character instead of pp_string for single letter printing.
25706 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
25708 * doc/extend.texi: Fix '#pragma GCC option' typo.
25710 2009-01-02 Richard Guenther <rguenther@suse.de>
25712 * doc/install.texi (--enable-checking): Mention different
25713 default for stage1.
25714 (--enable-stage1-checking): Document.
25716 2009-01-01 Andrew Pinski <pinskia@gmail.com>
25718 PR middle-end/30142
25719 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
25720 case to be an error.
25722 2009-01-02 Ben Elliston <bje@au.ibm.com>
25724 * config/fp-bit.h (pack_d): Constify argument.
25725 * config/fp-bit.c (makenan): Constify return type. Remove casts.
25726 (isnan): Constify argument.
25728 (iszero): Likewise.
25729 (pack_d): Likewise.
25730 (_fpadd_parts): Constify return type.
25731 (_fpmul_parts): Likewise.
25732 (_fpdiv_parts): Likewise.
25734 2009-01-01 Jakub Jelinek <jakub@redhat.com>
25737 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
25738 warn about overwriting initializer with side-effects or
25739 -Woverride-init if !IMPLICIT.
25740 (output_init_element): Likewise. Pass IMPLICIT down to
25742 (process_init_element): Add IMPLICIT argument. Pass it down
25743 to output_init_element.
25744 (push_init_element, pop_init_level, set_designator): Adjust
25745 process_init_element callers.
25746 (set_nonincremental_init, set_nonincremental_init_from_string):
25747 Adjust add_pending_init callers.
25748 (output_pending_init_elements): Adjust output_init_element callers.
25749 * c-tree.h (process_init_element): Adjust prototype.
25750 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
25751 process_init_element callers.
25754 Copyright (C) 2009 Free Software Foundation, Inc.
25756 Copying and distribution of this file, with or without modification,
25757 are permitted in any medium without royalty provided the copyright
25758 notice and this notice are preserved.