1 2009-09-17 Janis Johnson <janis187@us.ibm.com>
4 * real.c decimal_from_integer, decimal_integer_string): New.
5 (real_from_integer): Use them as special case for decimal float.
6 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
7 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
8 Do not append zero after the decimal point in string to convert.
10 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
12 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
13 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
15 2009-09-17 Martin Jambor <mjambor@suse.cz>
17 * common.opt (fipa-sra): New switch.
18 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
19 * timevar.def (TV_IPA_SRA): New timevar.
20 * params.def (ipa-sra-ptr-growth-factor): New parameter.
21 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
22 * tree-sra.c: Include cgraph.c.
23 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
24 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
25 and grp_not_necessarilly_dereferenced.
26 (func_param_count): New variable.
27 (encountered_apply_args): New variable.
28 (bb_dereferences): New variable.
29 (final_bbs): New variable.
30 (no_accesses_representant): New variable.
31 (no_accesses_p): New function.
32 (dump_access): Dump the new fields.
33 (sra_initialize): Set encountered_apply_args to false.
34 (get_ssa_base_param): New function.
35 (mark_parm_dereference): New function.
36 (create_access): Caring for INIDRECT_REFs and different handling of
37 varialble length accesses in early IPA SRA. Store the stmt - a new
38 parameter - to the new access.
39 (build_access_from_expr_1): New parameter stmt, passed to
40 create_access. Handle INDIRECT_REFs.
41 (build_access_from_expr): Pass the current statement to
42 build_access_from_expr_1.
43 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
45 (build_accesses_from_assign): Pass the current statement to
46 build_access_from_expr_1. Do not create assign links in IPA-SRA.
47 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
48 final_bbs when necessary. Check for calls to __builtin_apply_args.
49 Fixup EH info if anythng was changed.
50 (is_unused_scalar_param): New function.
51 (ptr_parm_has_direct_uses): New function.
52 (find_param_candidates): New function.
53 (mark_maybe_modified): New function.
54 (analyze_modified_params): New function.
55 (propagate_dereference_distances): New function.
56 (dump_dereferences_table): New function.
57 (analyze_caller_dereference_legality): New function.
58 (unmodified_by_ref_scalar_representative): New function.
59 (splice_param_accesses): New function.
60 (decide_one_param_reduction): New function.
61 (enum ipa_splicing_result): New type.
62 (splice_all_param_accesses): New function.
63 (get_param_index): New function.
64 (turn_representatives_into_adjustments): New function.
65 (analyze_all_param_acesses): New function.
66 (get_replaced_param_substitute): New function.
67 (get_adjustment_for_base): New function.
68 (replace_removed_params_ssa_names): New function.
69 (sra_ipa_reset_debug_stmts): New function.
70 (sra_ipa_modify_expr): New function.
71 (sra_ipa_modify_assign): New function.
72 (convert_callers): New function.
73 (modify_function): New function.
74 (ipa_sra_preliminary_function_checks): New function.
75 (ipa_early_sra): New function.
76 (ipa_early_sra_gate): New function.
77 (pass_early_ipa_sra): New variable.
78 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
80 2009-09-17 Michael Matz <matz@suse.de>
83 * tree.c (build_type_attribute_qual_variant): Export.
84 * tree.h (build_type_attribute_qual_variant): Declare.
85 * tree-inline.c (remap_type_1): Use it to build variants with
86 the original qualifiers and attributes.
88 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
90 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
91 without a fallthrough edge.
93 2009-09-16 DJ Delorie <dj@redhat.com>
95 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
96 chip and ignore the "fast_interrupt" attribute if so.
98 2009-09-16 Richard Henderson <rth@redhat.com>
101 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
104 2009-09-16 Richard Henderson <rth@redhat.com>
107 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
108 is set only if DECL_NO_STATIC_CHAIN is unset.
109 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
110 (FOR_EACH_NEST_INFO): New.
111 (walk_all_functions): Use it.
112 (finalize_nesting_tree): Likewise.
113 (unnest_nesting_tree): Likewise.
114 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
115 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
116 (convert_gimple_call): Early out if gimple_call_chain already set.
117 (convert_all_function_calls): Iterate until no new functions
118 require a static chain.
119 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
120 when building a trampoline. Use dump_function_to_file instead
122 (lower_nested_functions): Open dump_file. Validate that decls
123 that have DECL_NO_STATIC_CHAIN from the front end don't have that
124 bit reset by this pass.
126 2009-09-16 Michael Matz <matz@suse.de>
129 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
130 shorten decl_common_unused.
131 (DECL_RESTRICTED_P): New accessor.
132 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
133 to disambiguate marked decls and restrict pointers.
135 2009-09-16 Richard Henderson <rth@redhat.com>
138 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
140 2009-09-16 Jakub Jelinek <jakub@redhat.com>
142 * integrate.c (set_block_abstract_flags): Call
143 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
145 2009-09-16 Richard Guenther <rguenther@suse.de>
148 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
151 2009-09-16 DJ Delorie <dj@redhat.com>
152 Kaz Kojima <kkojima@gcc.gnu.org>
154 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
155 (sh_expand_prologue): Update calls to output_stack_adjust.
156 (sh_expand_epilogue): Likewise.
158 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
161 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
162 trying to limit the extent of searches in the insn stream.
164 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
165 Jakub Jelinek <jakub@redhat.com>
169 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
171 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
172 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
173 (rs6000_savres_strategy): Always save FP registers inline if the
174 target doesn't support hardware double-precision. Set the above
175 bits in return value when needed.
176 (rs6000_savres_routine_sym): Fix computation for cache selector.
177 Mark the generated symbol as a function. Rename exitp argument to
178 lr. Move code for determining the name of the symbol...
179 (rs6000_savres_routine_name): ...here. New function. Add cases for
180 getting the names right on AIX and 64-bit Linux.
181 (savres_routine_name): New variable.
182 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
183 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
184 on what the target routine uses as a base register. If savep && lr
185 describe saving of r0 into memory slot.
186 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
187 line calls for AIX ABI.
188 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
189 determine FP save/restore functions.
190 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
191 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
193 (rs6000_emit_epilogue): Adjust computation of restore_lr.
194 Duplicate restoration of LR and execute the appropriate one
195 depending on whether GPRs are being restored inline. Set r11 from
196 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
197 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
198 Fix out of line calls for AIX ABI.
199 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
201 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
203 (*restore_gpregs_spe): Likewise.
204 (*return_and_restore_gpregs_spe): Likewise.
205 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
206 Define to empty string unconditionally.
207 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
208 Define to empty string unconditionally.
209 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
212 2009-09-15 Jan Hubicka <jh@suse.cz>
214 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
215 * params.def (inline-insns-auto): Likewise.
217 2009-09-15 Martin Jambor <mjambor@suse.cz>
219 * ipa-inline.c (estimate_function_body_sizes): Dump info about
220 individual statements only at TDF_DETAILS dump level. Format
221 source for 80 characters per line.
223 2009-09-15 Christian Bruel <christian.bruel@st.com>
225 * regrename.c (do_replace): Update REG_DEAD notes.
227 2009-09-15 Revital Eres <eres@il.ibm.com>
229 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
230 * targhooks.c (default_builtin_support_vector_misalignment):
231 New builtin function.
232 * targhooks.h (default_builtin_support_vector_misalignment):
234 * target.h (builtin_support_vector_misalignment):
235 New field in struct gcc_target.
236 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
237 new builtin function.
238 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
240 * config/rs6000/rs6000.c
241 (rs6000_builtin_support_vector_misalignment): New function.
242 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
244 2009-09-15 Jie Zhang <jie.zhang@analog.com>
246 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
248 (bfin_optimize_loop): Likewise.
249 (bfin_gen_bundles): Likewise.
250 (workaround_speculation): Likewise.
251 (find_load): Return NULL_RTX for debug_insn.
253 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
255 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
258 2009-09-14 DJ Delorie <dj@redhat.com>
260 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
261 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
264 2009-09-14 Richard Henderson <rth@redhat.com>
265 Jakub Jelinek <jakub@redhat.com>
267 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
268 * cfgbuild.c (make_edges): Handle asm goto.
269 * cfglayout.c (fixup_reorder_chain): Likewise.
270 * cfgrtl.c (patch_jump_insn): Likewise.
271 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
272 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
273 (gimple_build_asm_vec): Add and use labels parameter.
274 (gimple_build_asm): Remove.
275 (walk_gimple_asm): Walk labels too.
276 * gimple.def (GIMPLE_ASM): Update docs.
277 * gimple.h: Update decls.
278 (struct gimple_statement_asm): Change nc to use unsigned char;
280 (gimple_asm_nlabels): New.
281 (gimple_asm_label_op, gimple_asm_set_label_op): New.
282 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
283 into gimple_build_asm_vec.
284 * jump.c (mark_jump_label_asm): New.
285 (mark_jump_label): Use it.
286 (redirect_jump_1): Handle asm goto.
287 (invert_jump_1): Soft fail if X is null.
288 * recog.c (extract_asm_operands): New.
289 (asm_noperands): Use it; handle asm labels.
290 (decode_asm_operands): Use extract_asm_operands.
291 (asm_operand_ok): Properly handle empty string.
292 * reg-stack.c (get_asm_operands_in_out): Rename from
293 get_asm_operand_n_inputs; use extract_asm_operands; return both
294 inputs and outputs by reference; update all callers.
295 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
296 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
297 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
298 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
299 (extract_asm_operands): Declare.
300 * stmt.c (expand_asm_operands): Add and use labels parameter.
301 (check_unique_operand_names): Likewise.
302 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
303 (expand_asm_stmt): Handle asm labels.
304 * tree-cfg.c (make_gimple_asm_edges): New.
305 (make_edges): Use it.
306 (cleanup_dead_labels): Handle asm labels.
307 (is_ctrl_altering_stmt): Likewise.
308 (gimple_redirect_edge_and_branch): Likewise.
309 * tree.def (ASM_EXPR): Add 5th operand.
310 * tree.h (ASM_LABELS): New.
311 (resolve_asm_operand_names): Update decl.
313 * c-parser.c (c_parser_asm_statement): Parse asm goto.
314 (c_parser_asm_goto_operands): New.
315 * c-tree.h (build_asm_expr): Update decl.
316 * c-typeck.c (build_asm_expr): Add and use labels parameter.
317 * doc/extend.texi: Document asm goto.
319 2009-09-14 Richard Henderson <rth@redhat.com>
321 * except.h: Update declarations.
322 (struct pointer_map_t): Forward declare.
323 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
324 (struct eh_landing_pad_d, eh_landing_pad): New.
325 (struct eh_catch_d, eh_catch): New.
326 (struct eh_region_d): Remove next_region_sharing_label, aka,
327 label, tree_label, landing_pad, post_landing_pad, resume,
328 may_contain_throw. Rename region_number to index. Remove
329 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
330 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
331 (VEC(eh_landing_pad,gc)): New.
332 (struct eh_status): Remove last_region_number. Add lp_array,
333 throw_stmt_table, ttype_data, ehspec_data.
334 (ehr_next, FOR_ALL_EH_REGION_AT): New.
335 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
336 * except.c (lang_protect_cleanup_actions): Return tree.
337 (struct ehl_map_entry): Remove.
338 (init_eh_for_function): Push zero entries for region and lp_array.
339 (gen_eh_region): Add to region_array immediately.
340 (gen_eh_region_catch): Operate on eh_catch objects.
341 (gen_eh_landing_pad): New.
342 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
343 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
344 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
345 (get_eh_landing_pad_from_number_fn): New.
346 (get_eh_landing_pad_from_number): New.
347 (get_eh_region_from_lp_number_fn): New.
348 (get_eh_region_from_lp_number): New.
349 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
350 (get_exception_pointer, get_exception_filter): Remove.
351 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
352 (current_function_has_exception_handlers): Simplify.
353 (bring_to_root, eh_region_replaceable_by_p): Remove.
354 (replace_region, hash_type_list, hash_eh_region): Remove.
355 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
356 (label_to_region_map, num_eh_regions): Remove.
357 (get_next_region_sharing_label, must_not_throw_labels): Remove.
358 (find_exception_handler_labels): Remove.
359 (duplicate_eh_regions_0, find_prev_try): Remove.
360 (struct duplicate_eh_regions_data): New.
361 (duplicate_eh_regions_1): Rewrite.
362 (duplicate_eh_regions): Return a pointer map instead of an
364 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
365 (redirect_eh_edge_to_label): Remove.
366 (eh_region_outermost): Rewrite using eh_region pointers
368 (add_ttypes_entry): Update for ttype_data move to eh_status.
369 (add_ehspec_entry): Rewrite with VEC instead of varray.
370 (assign_filter_values): Likewise. Export.
371 (build_post_landing_pads, connect_post_landing_pads): Remove.
372 (dw2_build_landing_pads): Rewrite to use lp_array.
373 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
374 (sjlj_assign_call_site_values): Rewrite to use lp_array.
375 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
376 (sjlj_mark_call_sites): Update for landing pad numbers.
377 (finish_eh_generation): Rewrite.
378 (gate_handle_eh): Do nothing for no eh tree.
379 (pass_rtl_eh): Move up near finish_eh_generation.
380 (remove_eh_landing_pad): New.
381 (remove_eh_handler): Export.
382 (remove_eh_region, remove_eh_handler_and_replace): Remove.
383 (for_each_eh_label): Rewrite to use lp_array.
384 (make_reg_eh_region_note): New.
385 (make_reg_eh_region_note_nothrow_nononlocal): New.
386 (insn_could_throw_p): New.
387 (copy_reg_eh_region_note_forward): New.
388 (copy_reg_eh_region_note_backward): New.
389 (check_handled, add_reachable_handler): Remove.
390 (reachable_next_level, foreach_reachable_handler): Remove.
391 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
392 (get_eh_region_and_lp_from_rtx): New.
393 (get_eh_region_from_rtx): New.
394 (can_throw_internal_1, can_throw_external_1): Remove.
395 (can_throw_internal): Use get_eh_region_from_rtx.
396 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
397 (insn_nothrow_p, can_nonlocal_goto): New.
398 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
399 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
400 (add_action_record): Use VEC not varray.
401 (collect_one_action_chain): Update for eh_region changes.
402 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
403 Use get_eh_region_and_lp_from_rtx.
404 (gate_convert_to_eh_region_ranges): New.
405 (pass_convert_to_eh_region_ranges): Use it.
406 (push_uleb128, push_sleb128): Use VEC not varray.
407 (output_one_function_exception_table): Likewise.
408 (dump_eh_tree): Update for eh_region changes.
409 (verify_eh_tree): Likewise.
410 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
411 * tree-eh.c: Include target.h.
412 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
413 Don't disallow GIMPLE_RESX; adjust argument check.
414 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
415 (record_stmt_eh_region): Update for landing pad numbers;
416 generate a landing pad if necessary.
417 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
418 (remove_stmt_from_eh_lp_fn): Similarly.
419 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
420 Update for lp numbers; don't special case missing throw_stmt_table.
421 (lookup_expr_eh_lp): Similarly.
422 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
423 (eh_seq, eh_region_may_contain_throw): New.
424 (struct leh_state): Add ehp_region.
425 (struct leh_tf_state): Remove eh_label.
426 (emit_post_landing_pad): New.
427 (emit_resx, emit_eh_dispatch): New.
428 (note_eh_region_may_contain_throw): New.
429 (frob_into_branch_around): Take eh_region not eh label;
430 emit eh code into eh_seq.
431 (honor_protect_cleanup_actions): Early exit for no actions. Don't
432 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
433 lower_eh_must_not_throw. Emit code to eh_seq.
434 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
435 (lower_try_finally_onedest): Likewise.
436 (lower_try_finally_copy): Likewise.
437 (lower_try_finally_switch): Likewise.
438 (lower_try_finally): Initialize ehp_region.
439 (lower_catch): Update for eh_catch objects.
440 (lower_eh_filter): Don't handle must_not_throw.
441 (lower_eh_must_not_throw): New.
442 (lower_cleanup): Don't set eh_label.
443 (lower_eh_constructs_2): Resolve eh builtins.
444 Handle GIMPLE_EH_MUST_NOT_THROW.
445 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
446 Add eh_seq to the end of the function body.
447 (make_eh_dispatch_edges): New.
448 (make_eh_edge): Remove.
449 (make_eh_edges): Simplify for landing pads.
450 (redirect_eh_edge_1): New.
451 (redirect_eh_edge): Use it.
452 (redirect_eh_dispatch_edge): New.
453 (stmt_could_throw_p): Use a switch. Allow RESX.
454 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
455 (stmt_can_throw_internal): Likewise.
456 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
457 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
458 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
459 (gate_refactor_eh): New.
460 (pass_refactor_eh): Use it.
461 (lower_resx, execute_lower_resx, pass_lower_resx): New.
462 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
463 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
464 (remove_unreachable_handlers): Rename from
465 tree_remove_unreachable_handlers; rewrite for landing pads;
466 call remove_eh_handler directly.
467 (remove_unreachable_handlers_no_lp): New.
468 (unsplit_eh, unsplit_all_eh): New.
469 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
470 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
471 (cleanup_empty_eh_unsplit): New.
472 (cleanup_empty_eh): Rewrite.
473 (cleanup_all_empty_eh): New.
474 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
475 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
476 (gate_cleanup_eh): New.
477 (pass_cleanup_eh): Use it.
478 (verify_eh_edges): Move later in file. Expect one EH edge.
479 (verify_eh_dispatch_edge): New.
481 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
482 (gtype-desc.o): Add TARGET_H.
483 (tree.o): Use EXCEPT_H, not except.h.
484 (cfgbuild.o): Add EXPR_H.
485 (GTFILES): Add vecprim.h.
486 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
487 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
488 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
489 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
490 * calls.c (emit_call_1): Use make_reg_eh_region_note.
491 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
492 calls to can_throw_internal.
493 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
494 (make_edges): Don't handle RESX; use can_nonlocal_goto.
495 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
496 (expand_gimple_stmt): Use make_reg_eh_region_note.
497 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
498 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
499 or find_exception_handler_labels.
500 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
501 there is exacly one EH edge. Use can_nonlocal_goto and
503 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
504 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
505 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
506 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
507 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
508 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
509 * dse.c (scan_insn): Use insn_could_throw_p.
510 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
511 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
512 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
513 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
514 EXC_PTR_EXPR or FILTER_EXPR.
515 (tree_expr_nonzero_warnv_p): Likewise.
516 * function.h: Include vecprim.h, not varray.h
517 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
518 move ttype_data and ehspec_data members to struct eh_status; change
519 action_record_data member to a VEC.
520 * gcse.c (hash_scan_set): Use can_throw_internal.
521 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
522 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
523 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
524 (block_may_fallthru): Don't handle RESX_EXPR.
525 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
526 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
527 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
528 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
529 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
530 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
531 (gimple_size): Likewise.
532 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
533 (gimple_build_resx): Use gimple_build_with_ops.
534 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
535 (is_gimple_val): Likewise.
536 (is_gimple_stmt): Remove RESX_EXPR.
537 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
538 (GIMPLE_RESX): Reorder with other EH constructs.
539 * gimple.h (struct gimple_statement_eh_mnt): New.
540 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
541 (gimple_eh_filter_must_not_throw): Remove.
542 (gimple_eh_filter_set_must_not_throw): Remove.
543 (gimple_eh_must_not_throw_fndecl): New.
544 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
545 (is_gimple_resx): New.
546 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
547 Don't copy EH_FILTER_MUST_NOT_THROW.
548 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
549 * ipa-inline.c (estimate_function_body_sizes): Don't try to
550 handle must_not_throw_labels specially.
551 * ipa-pure-const.c (check_call): Update debug statement for LP.
552 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
553 * ipa-utils.c (get_base_var): Likewise.
554 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
555 * lower-subreg.c (move_eh_region_note): Remove.
556 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
557 * omp-low.c (new_omp_context): Update for eh_lp_nr.
558 (create_task_copyfn): Likewise.
559 (maybe_catch_exception): Use gimple_build_eh_filter.
560 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
561 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
562 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
564 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
565 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
566 can_throw_internal, can_nonlocal_goto.
567 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
568 copy_reg_eh_region_note_forward.
569 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
570 (emit_output_reload_insns): Likewise.
571 (copy_eh_notes): Remove.
572 * rtl.def (RESX): Remove.
573 * rtl.h: Update declarations.
574 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
575 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
576 (update_eh_label): Remove.
577 (cleanup_dead_labels_eh): New.
578 (cleanup_deal_labels): Use it instead of update_eh_label.
579 (gimple_merge_blocks): Update landing pad data structure when
580 removing a landing pad label.
581 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
582 test; handle GIMPLE_EH_MUST_NOT_THROW.
583 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
584 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
585 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
586 (verify_stmt): Likewise. Verify landing pads.
587 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
588 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
589 (struct move_stmt_d): Add eh_map.
590 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
591 (move_stmt_r): Remap eh region numbers in builtin calls,
592 resx and eh_dispatch.
593 (move_block_to_fn): Remove eh_offset parameter. Use
594 maybe_duplicate_eh_stmt_fn.
595 (find_outermost_region_in_block): Operate on eh_region pointers
596 instead of region numbers.
597 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
598 duplicate_eh_regions.
599 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
600 test earlier. Disallow EH landing pads.
601 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
602 * tree-flow.h: Update declarations.
603 (struct tree_ann_common_d): Replace rn with lp_nr.
604 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
605 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
606 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
607 resx and eh_dispatch.
608 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
609 (copy_edges_for_bb): Use make_eh_dispatch_edges.
610 (copy_cfg_body): Expect eh_map instead of eh_region_offset
611 from duplicate_eh_regions.
612 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
613 update RESX; handle EH_DISPATCH.
614 (expand_call_inline): Set eh_lp_nr, not eh_region.
615 (maybe_inline_call_in_expr): Likewise.
616 * tree-inline.h (struct copy_body_data): Replace eh_region with
617 eh_lp_nr, eh_region_offset with eh_map.
618 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
619 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
620 * tree-pretty-print.c (dump_generic_node): Don't handle
621 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
622 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
623 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
624 EXC_PTR_EXPR, FILTER_EXPR.
625 * tree-ssa-operands.c (get_expr_operands): Likewise.
626 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
627 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
628 (ao_ref_init_from_vn_reference): Likewise.
629 * tree-ssa-sink.c (statement_sink_location): Likewise.
630 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
631 (mark_virtual_phi_result_for_renaming): Export. Tidy.
632 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
633 EXC_PTR_EXPR, FILTER_EXPR.
634 (is_exception_related): Remove.
635 (compute_avail): Don't call it.
636 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
637 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
638 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
639 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
641 (build_resx): Remove.
642 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
643 * tree.h: Update declarations.
644 (EH_FILTER_MUST_NOT_THROW): Remove.
645 (struct tree_label_decl): Add eh_landing_pad_nr.
646 (EH_LANDING_PAD_NR): New.
647 * value-prof.c (gimple_ic): Tidy variable names. Update for
649 (gimple_stringop_fixed_value): Tidy variable names. Assert
650 that neither call stmt can throw.
651 * vecprim.h (uchar): New.
652 (VEC(uchar,heap), VEC(uchar,gc)): New.
654 * c-common.c (c_define_builtins): Update call to
655 build_common_builtin_nodes.
656 * c-parser.c (c_parse_file): Don't call
657 default_init_unwind_resume_libfunc.
659 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
661 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
662 (mips_cprestore_address_p): Likewise.
663 (mips_save_gp_to_cprestore_slot): Likewise.
664 (mips_restore_gp): Rename to...
665 (mips_restore_gp_from_cprestore_slot): ...this.
666 (mips_must_initialize_gp_p): Declare.
667 (mips_emit_save_slot_move): Likewise.
668 (mips_output_load_label): Return nothing.
669 (mips_eh_uses): Declare.
670 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
671 (TARGET_CPRESTORE_DIRECTIVE): New macro.
672 (TARGET_ABSOLUTE_JUMPS): Likewise.
674 (FIRST_PSEUDO_REGISTER): Update comment.
675 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
676 (MIPS_CALL): ...here.
677 (REGISTER_NAMES): Add $cprestore.
678 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
679 Add load_label_length, has_inflexible_gp_insn_p,
680 has_flexible_gp_insn_p, must_initialize_gp_p and
681 must_restore_gp_when_clobbered_p.
682 (mips_expand_call): Don't generate split instructions here.
683 (mips_split_call): Update the call to mips_restore_gp after
684 the above name change.
685 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
686 (mips_find_gp_ref): New function.
687 (mips_insn_has_inflexible_gp_ref_p): Likewise.
688 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
689 (mips_insn_has_flexible_gp_ref_p): Likewise.
690 (mips_cfun_has_flexible_gp_ref_p): Likewise.
691 (mips_function_has_gp_insn): Delete.
692 (mips_global_pointer): Drop the df_regs_ever_live_p check.
693 Use the new functions above. Only return INVALID_REGNUM
694 for TARGET_ABSOLUTE_JUMPS.
695 (mips_must_initialize_gp_p): New function.
696 (mips_get_cprestore_base_and_offset): New function, extracted from...
697 (mips_cprestore_slot): ...here. Take a bool parameter.
698 (mips_cfun_has_cprestore_slot_p): New function.
699 (mips_cprestore_address_p): Likewise.
700 (mips_save_gp_to_cprestore_slot): Likewise.
701 (mips_restore_gp): Rename to...
702 (mips_restore_gp_from_cprestore_slot): ...this. Assert
703 epilogue_completed. Update the call to mips_cprestore_slot.
704 Test cfun->machine->must_restore_gp_when_clobbered_p.
705 (mips_direct_save_slot_move_p): New function.
706 (mips_emit_save_slot_move): Likewise.
707 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
708 of cfun->machine->global_pointer.
709 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
710 (mips_save_reg): Use mips_emit_save_slot_move.
711 (mips_expand_prologue): Set must_initialize_gp_p.
712 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
713 for all cprestore saves. Emit a use_cprestore instruction after
714 setting up the cprestore slot.
715 (mips_restore_reg): Use mips_emit_save_slot_move.
716 (mips_process_load_label): New function.
717 (mips_load_label_length): Likewise.
718 (mips_output_load_label): Don't return asm: output it here instead.
719 Use mips_process_load_label.
720 (mips_adjust_insn_length): Adjust the length of branch instructions
721 that have length MAX_PIC_BRANCH_LENGTH.
722 (mips_output_conditional_branch): Update the call to
723 mips_output_load_label. Assume the branch target is OPERANDS[0]
724 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
725 (mips_output_order_conditional_branch): Swap the meaning of
726 OPERANDS[0] and OPERANDS[1].
727 (mips_variable_issue): Don't count ghost instructions.
728 (mips_expand_ghost_gp_insns): New function.
729 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
730 (mips_output_mi_thunk): Set must_initialize_gp_p.
731 (mips_eh_uses): New function.
732 * config/mips/predicates.md (cprestore_save_slot_operand)
733 (cprestore_load_slot_operand): New predicates.
734 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
735 (UNSPEC_MOVE_GP): Likewise.
736 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
737 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
738 (CPRESTORE_SLOT_REGNUM): New register.
739 (MAX_PIC_BRANCH_LENGTH): New constant.
740 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
741 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
742 branches. Fix commentary.
743 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
744 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
745 Change type to "ghost".
746 (loadgp_absolute_<mode>): Likewise.
747 (loadgp_rtp_<mode>): Likewise.
748 (copygp_mips16): Likewise.
749 (loadgp_blockage): Remove redundant mode attribute.
750 (potential_cprestore): New instruction.
751 (cprestore): Turn into an unspec set.
752 (use_cprestore): New instruction.
753 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
754 (*branch_fp_inverted): Likewise.
755 (*branch_order<mode>): Likewise.
756 (*branch_order<mode>_inverted): Likewise.
757 (*branch_equality<mode>): Likewise.
758 (*branch_equality<mode>_inverted): Likewise.
759 (*branch_bit<bbv><mode>): Likewise.
760 (*branch_bit<bbv><mode>_inverted): Likewise.
761 (*branch_equality<mode>_mips16): Remove redundant mode.
762 (jump): Turn into a define_expand.
763 (*jump_absolute): New instruction.
764 (*jump_pic): Likewise.
765 (*jump_mips16): Rename previously-unnamed pattern. Remove
766 redundant mode attribute.
767 (restore_gp): Split on epilogue_completed rather than
768 reload_completed. Change type to "ghost".
769 (move_gp<mode>): New instruction.
770 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
771 Remove redundant mode attribute.
772 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
773 (bc1any4f, bc1any2t, bc1any2f): Likewise.
774 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
776 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
779 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
780 are returned in the same register (vs34 or v2) that Altivec vector
781 types are returned in.
782 (rs6000_libcall_value): Ditto.
785 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
786 instead of explicit addsi3/adddi3 calls.
787 (rs6000_split_multireg_move): Ditto.
788 (rs6000_emit_allocate_stack): Ditto.
789 (rs6000_emit_prologue): Ditto.
790 (rs6000_output_mi_thunk): Ditto.
792 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
793 size is 64 bits if we can use 64-bit registers.
795 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
797 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
800 From Jie Zhang <jie.zhang@analog.com>:
801 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
802 save FP and RETS with saveall attribute.
803 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
804 with saveall attribute.
806 * config/bfin/bfin.c (bfin_expand_builtin,
807 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
810 From Jie Zhang <jie.zhang@analog.com>:
811 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
812 before use in two places.
813 * config/bfin/bfin.md (AREG): Define mode iterator.
814 (reload_in, reload_out): Use mode iterator AREG.
816 2009-09-14 Richard Guenther <rguenther@suse.de>
819 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
822 2009-09-13 Richard Guenther <rguenther@suse.de>
823 Rafael Avila de Espindola <espindola@google.com>
825 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
826 (LANG_HOOKS_EH_PERSONALITY): Likewise.
827 (LANG_HOOKS_INITIALIZER): Adjust.
828 (lhd_pass_through_t): Declare.
829 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
831 * langhooks.c (lhd_pass_through_t): New function.
832 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
833 dwarf2out_begin_prologue): Use personality from current_function_decl.
834 * expr.h (get_personality_function): Declare.
835 * expr.c (get_personality_function): New function.
836 (build_personality_function): Likewise.
837 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
838 (eh_personality_libfunc): Remove.
839 * optabs.c (build_libfunc_function): New function split out from ...
840 (init_one_libfunc): ... here.
841 * tree.h (DECL_FUNCTION_PERSONALITY): New.
842 (tree_function_decl): Add personality.
843 (lhd_gcc_personality): Declare.
844 (build_personality_function): Likewise.
845 * tree.c (gcc_eh_personality_decl): New.
846 (lhd_gcc_personality): New function.
847 * except.h (lang_eh_runtime_type): Remove.
848 (enum eh_personality_kind): New.
849 (build_personality_function): Declare.
850 (function_needs_eh_personality): Declare.
851 * except.c (lang_eh_runtime_type): Remove.
852 (function_needs_eh_personality): New function.
853 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
854 (sjlj_emit_function_enter, output_function_exception_table):
855 Use personality from current_function_decl.
856 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
857 * tree-inline.c (tree_can_inline_p): Do not inline across different
859 (expand_call_inline): Likewise. Adjust the callers EH personality.
860 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
861 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
862 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
863 (c-parser.o): Likewise
864 * c-tree.h (c_eh_initialized_p): Remove.
865 (c_maybe_initialize_eh): Likewise.
866 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
867 (finish_decl): Don't call c_maybe_initialize_eh.
868 (c_eh_initialized_p): Remove.
869 (c_maybe_initialize_eh): Likewise.
870 * c-parser.c (c_parser_omp_construct): Likewise.
871 (c_parse_file): Initialize exception handling.
873 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
875 * config.gcc (tm_file): Remove i386/biarch32.h
876 for i?86-w64-mingw* case.
877 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
879 * config.host: Set for x64 mingw the option
880 use_long_long_for_widest_fast_int to yes.
882 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
884 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
885 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
886 (dbxout_begin_function): Likewise.
887 * final.c (dwarf2_debug_info_emitted_p): New predicate.
888 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
890 (final_end_function): Likewise.
891 (final_scan_insn): Likewise.
892 (rest_of_handle_final): Likewise.
893 * varasm.c (assemble_start_function): Likewise.
894 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
896 2009-09-12 Jason Merrill <jason@redhat.com>
898 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
899 * opts.c (common_handle_option): constify.
901 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
903 * doc/install.texi (avr): Remove obsolete reference site.
905 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
907 * doc/install.texi (Binaries): Adjust AIX link.
909 2009-09-12 Akim Demaille <demaille@gostai.com>
911 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
912 Use an imperative sentence.
914 2009-09-11 Richard Henderson <rth@redhat.com>
916 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
917 structure-name and has-tree-operands arguments; update all entries.
918 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
920 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
921 (gsstruct_code_size): New.
922 (gss_for_code_): New.
923 (gss_for_code): Remove.
924 (gimple_size): Rewrite using gsstruct_code_size.
925 (gimple_statement_structure): Move to gimple.h.
926 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
927 (gss_for_code, gimple_statement_structure): New.
928 (gimple_ops): Use new arrays; tidy.
930 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
932 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
933 operand to be a PLUS expression.
934 * config/pa/pa.c (pa_secondary_reload): Likewise.
936 2009-09-11 Jakub Jelinek <jakub@redhat.com>
938 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
940 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
943 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
945 From Jie Zhang <jie.zhang@analog.com>:
946 * doc/extend.texi (node Function Attributes): Document l2
948 (node Blackfin Variable Attributes): Document l2 variable attributes.
950 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
952 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
953 to match the system compiler's configuration at inflection point.
954 Add comment to remark a remaining difference with system compiler.
956 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
957 * configure: Regenerate.
959 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
961 From Jie Zhang <jie.zhang@analog.com>:
962 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
963 (bfin_handle_l2_attribute): New.
964 (bfin_attribute_table): Add l2 attribute.
966 2009-09-11 Michael Matz <matz@suse.de>
969 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
970 on the local_decls list.
972 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
976 * cselib.c (cselib_expand_value_rtx_cb): Document callback
978 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
979 for VALUEs, to implement the documented interface.
980 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
981 Adjust for VALUEs and anything else, to implement the
982 documented interface.
984 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
986 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
987 with actual SPE/paired vector modes before using 64-bit alignment.
988 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
990 2009-09-10 DJ Delorie <dj@redhat.com>
992 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
995 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
996 * config/mep/mep.c (mep_legitimate_constant_p): New.
997 * config/mep/mep-protos.h: Prototype it.
999 2009-09-10 Richard Henderson <rth@redhat.com>
1001 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
1003 2009-09-10 Jason Merrill <jason@redhat.com>
1005 * tree.c (chain_index): New fn.
1006 * tree.h: Declare it.
1008 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1010 * config/sol2-c.c (cmn_err_length_specs): Initialize
1011 scalar_identity_flag.
1013 2009-09-10 Richard Henderson <rth@redhat.com>
1015 * tree.h (struct tree_decl_common): Move align member earlier;
1016 move label_decl_uid member ...
1017 (struct tree_label_decl): ... here.
1018 (LABEL_DECL_UID): Update to match.
1020 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
1023 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
1024 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
1026 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
1027 dest_prev if the edge is complex.
1029 * tree-cfg.c (is_ctrl_stmt): Use a switch.
1031 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
1032 loop latch tests earlier.
1034 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
1035 before GIMPLE_RETURN, not after its predecessor; insert
1038 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
1039 gimple_seq_empty_p to test for no PHI nodes.
1040 * tree-cfg.c (split_critical_edges): Likewise.
1042 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
1044 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1046 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
1047 introduced by the VTA branch merge.
1049 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1051 * ira-conflicts.c: Use fputs or putc instead of fprintf
1055 * tree-switch-conversion.c: Ditto.
1057 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1059 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
1060 introduced by the VTA branch merge.
1062 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1065 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1067 PR rtl-optimization/39779
1068 * expr.c (convert_modes): Return when mode == oldmode after
1069 CONST_INTs are processed.
1071 2009-09-10 Nick Clifton <nickc@redhat.com>
1073 * config/mep/mep.c (mep_encode_section_info): Copy weakness
1074 attribute and referring decl when creating renamed symbol.
1076 2009-09-10 Richard Guenther <rguenther@suse.de>
1079 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
1081 (cgraph_finalize_compilation_unit): Compute reachability
1082 before emitting thunks. Properly process aliases before
1083 possibly removing unreachable nodes.
1085 2009-09-10 Richard Guenther <rguenther@suse.de>
1088 * tree.c (struct free_lang_data_d): Add worklist member.
1089 (find_decls_types_r): Push onto the worklist instead of recursing.
1090 Handle TREE_BINFOs properly.
1091 (find_decls_types): New function wrapped around find_decls_types_r
1092 to process the worklist.
1093 (find_decls_types_in_eh_region): Use it.
1094 (find_decls_types_in_node): Likewise.
1095 (find_decls_types_in_var): Likewise.
1096 (free_lang_data_in_cgraph): Likewise. Free the worklist.
1097 * tree.h (RECORD_OR_UNION_TYPE_P): New.
1098 (AGGREGATE_TYPE_P): Adjust.
1100 2009-09-09 Jason Merrill <jason@redhat.com>
1102 * configure.ac: Check glibc version even if we have an in-tree
1105 2009-09-09 Anthony Green <green@moxielogic.com>
1107 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
1108 the constant 0 when appropriate.
1109 * config/moxie/constraints.md: Add constraint O.
1111 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
1112 to pass up to 6 32-bit argument values in registers.
1113 (moxie_function_arg): Ditto.
1114 (moxie_arg_partial_bytes): Ditto.
1115 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
1116 (REG_PARM_STACK_SPACE): Ditto.
1117 (FUNCTION_ARG_REGNO_P): Ditto.
1119 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1120 instruction to allocate stack space.
1122 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1124 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
1125 unnecessarily stringent constraints. Fix address
1126 calculation in the splitters.
1128 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1130 PR rtl-optimization/39779
1131 * expr.c (convert_modes): Return when mode == oldmode after
1132 CONST_INTs are processed.
1134 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
1137 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
1138 (ix86_expand_prologue): Take frame.padding0 into logic of
1140 (ix86_expand_epilogue): Likewise.
1142 2009-09-09 Jakub Jelinek <jakub@redhat.com>
1144 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
1146 (SHLIB_LINK, SHLIB_INSTALL): Use them.
1147 * config/t-slibgcc-libgcc: New file.
1148 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
1150 2009-09-09 Martin Jambor <mjambor@suse.cz>
1152 PR tree-optimization/41089
1153 * tree-sra.c (find_var_candidates): Do not consider va_lists in
1156 2009-09-09 Richard Henderson <rth@redhat.com>
1158 * gimple.h (CASE_GIMPLE_OMP): New.
1159 (is_gimple_omp): Use it.
1160 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
1161 (verify_gimple_debug): Likewise.
1163 2009-09-09 Richard Guenther <rguenther@suse.de>
1165 PR tree-optimization/41101
1166 * tree-ssa-pre.c (maximal_set): Remove.
1167 (compute_antic_aux): Treat the maximal set as implicitly all ones.
1168 Defer all blocks we didn't visit at least one successor.
1169 (add_to_exp_gen): Do not add to the maximal set.
1170 (make_values_for_phi): Likewise.
1171 (compute_avail): Likewise.
1172 (init_pre): Do not allocate the maximal set.
1173 (execute_pre): Do not dump it.
1175 2009-09-09 Martin Jambor <mjambor@suse.cz>
1177 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
1178 an SSA_NAME rather than a is_gimple_variable.
1180 2009-09-09 Richard Guenther <rguenther@suse.de>
1183 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
1184 code dealing with plain pointer bases.
1185 (maybe_fold_offset_to_reference): Likewise.
1186 (maybe_fold_stmt_addition): Adjust.
1188 2009-09-09 Richard Guenther <rguenther@suse.de>
1190 * tree.c (free_lang_data_in_type): Do not free the type variant
1192 (free_lang_data): Merge char_type_node with its properly signed
1194 (pass_ipa_free): Collect after freeing language specific data.
1196 2009-09-09 Michael Matz <matz@suse.de>
1199 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
1200 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
1201 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
1204 2009-09-08 DJ Delorie <dj@redhat.com>
1206 * config/mep/mep.c (conversions[]): Add "ml" pattern.
1208 2009-09-04 Jason Merrill <jason@redhat.com>
1210 * tree.c (tree_find_value): Remove.
1211 * tree.h: Remove prototype.
1212 * varasm.c (assemble_external): Use value_member instead.
1214 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1216 * toplev.c (process_options): Choose default debugging type when
1217 gtoggle enables debug info and type is unset.
1219 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1223 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
1226 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1228 * configure: Rebuilt with modified libtool.m4.
1230 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1235 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
1237 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1239 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
1240 (remove_statement): Likewise.
1241 (rewrite_use_nonlinear_expr): Adjust.
1242 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
1243 * tree-ssa.c (release_defs_bitset): ... this. New.
1244 * tree-flow.h (release_defs_bitset): Declare.
1246 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1249 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
1250 in the middle block.
1252 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
1254 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
1255 via intptr_t to long type.
1256 (insert_operand_rank): Cast long type via intptr_t to
1258 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
1260 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
1261 from pointer to unsigned via uintptr_t.
1263 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
1264 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
1266 * configure: Regenerated.
1267 * config.in: Regenerated
1268 * system.h (stdint.h): Add include.
1269 (inttypes.h): Likewise.
1270 * Makefile.in (aclocal): Add config/stdint.m4.
1271 * aclocal.m4: Regenerated.
1273 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
1275 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
1277 (note_np_check_stores): New function.
1278 (harmless_null_pointer_p): New function.
1279 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
1280 changed. Take into account whether we're in the shadow of a condjump
1281 that tested NP_REG for NULL.
1282 Lose all code that tested for SEQUENCEs.
1283 (workaround_speculation): Avoid inserting NOPs for loads that are
1284 either always executed or a NULL pointer.
1286 2009-09-08 Jan Hubicka <jh@suse.cz>
1288 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
1289 * params.def (early-inlining-insns): Likewise.
1291 2009-09-08 Jakub Jelinek <jakub@redhat.com>
1293 PR rtl-optimization/41239
1294 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
1295 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
1297 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
1298 across calls, as the calls might not always return normally.
1299 (call_may_noreturn_p): New function.
1300 (deps_analyze_insn): Update last_function_call_may_noreturn list.
1301 (init_deps): Initialize it.
1302 (remove_from_deps): Also remove calls from
1303 last_function_call_may_noreturn list.
1305 2009-09-07 Richard Henderson <rth@redhat.com>
1307 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
1308 more VR->OPERANDS than LHS operands. Free LHS before returning.
1310 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1312 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
1313 (attr "addrtype"): New member "spreg".
1314 Use it if mem_spfp_address_operand is true for the address.
1315 (attr "type"): New entry "stall".
1316 (cpu_unit "load"): New.
1317 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
1319 (insn_reservation "loadsp"): New.
1320 (insn_reservation "load_stall1"): New.
1321 (insn_reservation "load_stall3"): New.
1323 * config/bfin/predicates.md (const1_operand, const3_operand): New.
1324 (mem_p_address_operand): Exclude stack and frame pointer based
1326 (mem_spfp_address_operand): New; match them here.
1327 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
1328 (bfin_reorg): Call it if scheduling insns.
1329 (bfin_gen_bundles): Remove dummy insns created by
1330 add_sched_insns_for_speculation.
1332 From Jie Zhang <jie.zhang@analog.com>:
1333 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
1334 bfin_si_revision, bfin_workarounds): Move these ...
1335 * config/bfin/bfin.h: ... here.
1337 From Mike Frysinger <michael.frysinger@analog.com>
1338 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
1339 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
1340 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
1341 bf547m, bf548m, and bf549m.
1342 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
1343 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
1344 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
1345 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
1346 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1347 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
1348 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1349 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1350 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
1351 bf542m, bf544m, bf547m, bf548m, and bf549m.
1353 From Jie Zhang <jie.zhang@analog.com>:
1354 * config/bfin/predicates.md (p_register_operand): New predicate.
1355 (dp_register_operand): New predicate.
1356 * config/bfin/bfin-protos.h (WA_05000074): Define.
1357 (ENABLE_WA_05000074): Define.
1358 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
1359 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
1360 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
1361 (define_attr addrtype): Allow load/store register to be P register.
1362 (define_attr storereg): New.
1363 (define_cpu_unit anomaly_05000074): New.
1364 (define_insn_reservation dsp32shiftimm): New.
1365 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
1366 (define_insn_reservation loadp): Cannot use slot2.
1367 (define_insn_reservation loadsp): Cannot use slot2.
1368 (define_insn_reservation storep): Cannot use slot2. Does not
1369 apply when working around 05000074.
1370 (define_insn_reservation storep_anomaly_05000074): New.
1371 (define_insn_reservation storei): Does not apply when working
1373 (define_insn_reservation storei_anomaly_05000074): New.
1374 (define_attr length): Add dsp32shiftimm case.
1375 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
1376 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
1377 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
1378 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
1379 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
1381 2009-09-07 Martin Jambor <mjambor@suse.cz>
1384 * tree-sra.c (create_artificial_child_access): Return NULL if
1385 build_ref_for_offset fails.
1386 (propagate_subacesses_accross_link): Allow build_ref_for_offset
1387 and create_artificial_child_access to fail.
1389 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1392 * unwind-dw2.c (uw_init_context_1): Mark noinline.
1393 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
1394 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
1396 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1398 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
1399 block, ensure it has an exit edge. Emit a barrier after a jump.
1401 2009-09-07 Nick Clifton <nickc@redhat.com>
1403 * gcc.c (this_is_linker_script): New variable. Like
1404 this_is_library_file but for the %T constructor.
1405 (end_going_arg): If this_is_linker_script is set then locate the
1406 script and insert a --script switch before it
1407 (do_spec_2): Initialise this_is_linker_script.
1408 (do_spec_1): Likewise. Handle %T construct.
1409 (eval_spec_function): Preserve this_is_linker_script.
1410 * doc/invoke.texi: Document %T construct in spec files.
1411 * config/m32c/m32c.h (LIB_SPEC): Use it.
1413 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1415 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
1416 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
1417 when volatile flag is set.
1418 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
1420 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
1423 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
1424 (combine_stack_adjustments_for_block): Allow insns between stack
1425 adjustments and stores with corresponding pre-(dec|inc)rement or
1426 pre-modify operation.
1428 2009-09-06 Jakub Jelinek <jakub@redhat.com>
1431 * combine-stack-adj.c (struct csa_memlist): Rename to...
1432 (struct csa_reflist): ... this. Rename mem field to ref.
1433 (free_csa_memlist): Rename to...
1434 (free_csa_reflist): ... this.
1435 (record_one_stack_memref): Rename to...
1436 (record_one_stack_ref): ... this. Handle also REG_P.
1437 (try_apply_stack_adjustment): Handle also REG_P.
1438 (struct record_stack_memrefs_data): Rename to...
1439 (struct record_stack_refs_data): ... this. Rename memlist field to
1441 (record_stack_memrefs): Rename to...
1442 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
1443 subexpressions instead of failing when a MEM contains SP references.
1444 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
1445 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
1447 2009-09-06 Richard Guenther <rguenther@suse.de>
1450 * tree.c (build_array_type): Do not record types marked
1451 with structural equality in the canonical type hashtable.
1453 2009-09-06 Richard Guenther <rguenther@suse.de>
1456 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
1458 2009-09-05 Richard Guenther <rguenther@suse.de>
1461 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
1463 2009-09-05 Richard Guenther <rguenther@suse.de>
1466 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
1468 2009-09-05 Richard Guenther <rguenther@suse.de>
1471 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
1472 before comparing function argument types.
1474 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1477 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
1480 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1483 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
1485 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
1486 locators before emit_insn is called.
1488 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
1491 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
1492 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
1493 (reginfo_init): Don't call allocate_reg_info.
1495 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1498 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
1499 NONDEBUG_INSN_P instead of INSN_P.
1501 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1504 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
1506 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1509 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
1510 pattern of the split.
1512 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1514 * toplev.c (process_options): Move setter of flag_var_tracking
1515 before other tests that depend on it. Move down setter of
1516 flag_rename_registers. Don't enable var-tracking-assignments
1517 by default if selective scheduling is enabled. Warn if both
1520 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1522 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
1523 comment. Use switch statement to catch overlaps between rtx
1524 and tree codes. Accept FUNCTION_DECLs in addition to those in...
1525 (IS_DECL_CODE): ... here. Remove.
1526 (check_value_is_not_decl): Remove.
1527 (dv_from_decl, dv_from_value): Check after conversion.
1529 2009-09-04 Richard Guenther <rguenther@suse.de>
1532 * (cgraph_finalize_compilation_unit): Move finalizing aliases
1533 after emitting tunks. Move emitting thunks and ctors from ...
1534 (cgraph_optimize): ... here. Remove redundant
1535 cgraph_analyze_functions.
1536 * varasm.c (find_decl_and_mark_needed): Remove no longer
1538 (finish_aliases_1): Adjust check for thunk aliases.
1540 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
1542 * config/arm/arm.md (ctzsi2): Added braces
1543 to avoid warning that broke booststrap.
1545 2009-09-04 Martin Jambor <mjambor@suse.cz>
1547 PR tree-optimization/41112
1548 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
1549 handle variable-bounded arrays.
1550 (expr_with_var_bounded_array_refs_p): New function.
1551 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
1553 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
1555 * config/s390/2097.md: Removed two incorrect bypasses.
1556 (z10_fsimpdf): Fixed latency.
1557 (z10_fhex): New insn_reservation.
1558 (z10_floaddf): Fixed latency.
1559 (z10_floadsf): Fixed latency.
1560 (z10_ftrunctf): Fixed latency.
1561 (z10_ftruncdf): Fixed latency.
1562 * config/s390/s390.c (z10_cost): Fixed values.
1563 (s390_adjust_priority): Added z10 path.
1564 * config/s390/s390.md (type): Added fhex.
1565 (*mov<mode>_64dfp): Updated type attribute.
1566 (*mov<mode>_64): Updated type attribute.
1567 (*mov<mode>_31): Updated type attribute.
1568 (*mov<mode>"): Likewise.
1569 * config/s390/2084.md (x_fsimpdf): Updated condition.
1571 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
1573 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
1574 RTXs in the predicate for operand 1.
1576 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
1578 * config/arm/arm.md (UNSPEC_RBIT): New constant.
1579 (rbitsi2): New insn.
1580 (ctzsi2): New expand.
1581 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
1583 2009-09-03 Martin Jambor <mjambor@suse.cz>
1585 * tree-sra.c (duplicate_expr_for_different_base): Removed.
1586 (create_artificial_child_access): Use build_ref_for_offset instead
1587 of duplicate_expr_for_different_base.
1588 (propagate_subacesses_accross_link): Likewise.
1590 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
1592 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
1594 (mips16e_collect_argument_saves): Skip debug instructions.
1595 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
1596 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
1597 (r10k_insert_cache_barriers): Likewise.
1598 (mips_reorg_process_insns): Likewise.
1600 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
1603 * ira.c (update_equiv_reg): Remove check on class likely spill.
1605 2009-09-03 Jakub Jelinek <jakub@redhat.com>
1608 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
1609 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
1613 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
1614 the stack slot if it is passed by invisible reference.
1615 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
1616 by invisible reference.
1618 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1620 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1621 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1622 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
1624 * config/bfin/sync.md: New file.
1625 * config/bfin/bfin.md: Include it.
1626 (UNSPEC_ATOMIC): New.
1627 (UNSPEC_ONES): Provide a unique number.
1629 From Jie Zhang <jie.zhang@analog.com>:
1630 * config/bfin/bfin.c (ret_regs): New.
1631 (must_save_fp_p): Don't return true because of frame_pointer_needed.
1632 (must_save_rets_p): New.
1633 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
1634 current_function_is_leaf.
1635 (do_link): Likewise.
1636 (do_unlink): Likewise.
1637 (expand_interrupt_handler_prologue): Use ret_regs array.
1638 (expand_interrupt_handler_epilogue): Use ret_regs array and
1639 pass return register to gen_return_internal.
1640 (bfin_expand_epilogue): Pass return register to
1641 gen_return_internal.
1642 (bfin_expand_call): Explicitly clobber RETS.
1643 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
1644 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
1645 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
1646 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
1648 (return_internal): Take a reg rtx rather than the register number.
1650 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
1652 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
1653 when comparing against estimated_loop_iterations_int return.
1655 2009-09-03 Richard Guenther <rguenther@suse.de>
1657 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
1658 eh_personality_libfunc.
1660 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1662 * tree-parloops.c (separate_decls_in_region): Add space.
1664 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1666 * tree-parloops.c (separate_decls_in_region): Change the condition
1667 checking if there are reductions in the loop.
1669 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1671 PR tree-optimization/38275
1672 * tree-parloops.c (parallelize_loops): Replace profitability condition
1673 for expected number of iterations.
1675 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1677 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
1678 (bootstrap-debug): Explain conditions in which it becomes default.
1679 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
1682 2009-09-03 Namhyung Kim <namhyung@gmail.com>
1684 * doc/invoke.texi (Optimize Options): Move
1685 -finline-small-functions to the -O2 list.
1687 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1689 * toplev.c (process_options): Enable var-tracking-assignments
1690 by default if var-tracking is enabled.
1692 2009-09-02 David Daney <ddaney@caviumnetworks.com>
1694 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
1696 * emit-rtl.c (prev_nonnote_insn_bb): New function.
1697 * rtl.h (prev_nonnote_insn_bb): Declare it.
1699 2009-09-03 Diego Novillo <dnovillo@google.com>
1701 * cgraph.c (cgraph_node_for_decl): New.
1702 * cgraph.h (cgraph_node_for_decl): Declare.
1703 * tree.c (host_integerp): Return 0 if T is NULL.
1705 2009-09-03 Diego Novillo <dnovillo@google.com>
1707 * tree.h (struct alias_pair): Move from varasm.c.
1708 (alias_pairs): Likewise.
1709 (TYPE_MAXVAL): Define.
1710 (TYPE_MINVAL): Define.
1711 (iterative_hash_host_wide_int): Declare.
1712 (remove_unreachable_alias_pairs): Declare.
1713 * tree-pass.h (pass_ipa_free_lang_data): Declare.
1714 * diagnostic.c (default_diagnostic_starter): Make extern.
1715 (default_diagnostic_finalizer): Make extern.
1716 * diagnostic.h (default_diagnostic_starter): Declare.
1717 (default_diagnostic_finalizer): Declare.
1718 (default_tree_printer): Declare.
1719 * toplev.c (default_tree_printer): Make extern.
1721 2009-09-03 Richard Guenther <rguenther@suse.de>
1722 Diego Novillo <dnovillo@google.com>
1724 * cgraph.c (cgraph_add_new_function): Remove gimplification.
1725 * cgraphunit.c (cgraph_expand_function): Do not emit
1726 associated thunks from here.
1727 (cgraph_emit_thunks): New.
1728 (cgraph_optimize): Call it.
1729 Return if any IPA pass finds an error.
1730 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
1733 2009-09-03 Simon Baldwin <simonb@google.com>
1734 Rafael Espindola <espindola@google.com>
1735 Richard Guenther <rguenther@suse.de>
1736 Doug Kwan <dougkwan@google.com>
1737 Diego Novillo <dnovillo@google.com>
1739 * tree.c: Include tree-pass.h, langhooks-def.h,
1740 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
1741 (free_lang_data_in_type): New.
1742 (need_assembler_name_p): New.
1743 (free_lang_data_in_block): New.
1744 (free_lang_data_in_decl): New.
1745 (struct free_lang_data_d): New.
1746 (add_tree_to_fld_list): New.
1747 (find_decls_types_r): New.
1748 (get_eh_types_for_runtime): New.
1749 (find_decls_types_in_eh_region): New.
1750 (find_decls_types_in_node): New.
1751 (find_decls_types_in_var): New.
1752 (free_lang_data_in_cgraph): New.
1753 (free_lang_data): New.
1754 (gate_free_lang_data): New.
1755 (pass_ipa_free_lang_data): New.
1757 2009-09-03 Diego Novillo <dnovillo@google.com>
1759 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
1760 * langhooks.h (struct lang_hooks): Add field free_lang_data.
1761 (lang_hooks): Remove const qualifier.
1762 * ipa.c (cgraph_remove_unreachable_nodes): Call
1763 remove_unreachable_alias_pairs.
1764 * except.c (add_type_for_runtime): Check if TYPE has
1765 already been converted.
1766 (lookup_type_for_runtime): Likewise.
1767 (check_handled): Handle converted types.
1768 * varasm.c (remove_unreachable_alias_pairs): New.
1769 * gimple.c: Include demangle.h.
1770 (gimple_decl_printable_name): New.
1771 (gimple_fold_obj_type_ref): New.
1772 * gimple.h (gimple_decl_printable_name): Declare.
1773 (gimple_fold_obj_type_ref): Declare.
1774 * passes.c (init_optimization_passes): Add pass
1775 pass_ipa_free_lang_data.
1776 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
1777 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
1779 2009-09-03 Diego Novillo <dnovillo@google.com>
1781 * c-lang.c (lang_hooks): Remove const qualifier.
1783 2009-09-02 Loren James Rittle <ljrittle@acm.org>
1785 * doc/install.texi (*-*-freebsd*): Update target information.
1787 2009-09-02 Anatoly Sokolov <aesok@post.ru>
1789 * hard-reg-set.h (call_fixed_regs): Remove.
1790 * reginfo.c (call_fixed_regs): Remove.
1791 (init_reg_sets_1): Remove initialization of call_fixed_regs.
1792 (globalize_reg): Don't use call_fixed_regs.
1793 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
1796 2009-09-01 Michael Matz <matz@suse.de>
1798 * expr.h (emit_storent_insn, expand_expr_real_1,
1799 expand_expr_real_2): Declare.
1800 * expr.c (emit_storent_insn, expand_expr_real_1,
1801 expand_expr_real_2): Export.
1802 (store_expr): Setting and evaluating dont_return_target is useless.
1803 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
1804 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
1805 * except.c (expand_resx_expr): Rename to ...
1806 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
1807 * except.h (expand_resx_stmt): Declare.
1808 * stmt.c: Add include gimple.h
1809 (expand_asm_expr): Rename to ...
1810 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
1811 (expand_case): Rewrite to take gimple statement.
1812 * tree.h (expand_asm_stmt): Declare.
1813 (expand_case): Change prototype.
1814 * Makefile.in (stmt.o): Depend on gimple.h.
1815 * builtins.c (expand_builtin_synchronize): Build gimple asm
1816 statement, not an ASM_EXPR.
1817 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
1818 gimple_to_tree, release_stmt_tree): Remove.
1819 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
1820 ggc_free, but hold comparison code and operands separately.
1821 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
1822 (expand_call_stmt, expand_gimple_stmt_1,
1823 expand_gimple_stmt): New helpers.
1824 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
1825 release_stmt_tree. Call expand_gimple_stmt instead.
1826 (expand_gimple_basic_block): Ditto.
1828 * calls.c (emit_call_1): Don't look at EH regions here, make
1829 fntree parameter useless.
1830 (expand_call): New local rettype for TREE_TYPE(exp), use it
1831 throughout. Remove local p, use addr instead.
1832 Don't look at EH regions here.
1834 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
1836 * doc/invoke.texi (-fsched-pressure): Document it.
1837 (-fsched-reg-pressure-heuristic): Remove it.
1839 * reload.c (ira.h): Include.
1840 (find_reloads): Add choosing reload on number of small spilled
1843 * haifa-sched.c (ira.h): Include.
1844 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
1845 saved_reg_pressure, curr_reg_live, saved_reg_live,
1846 region_ref_regs): New variables.
1847 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
1848 initiate_reg_pressure_info, setup_ref_regs,
1849 initiate_bb_reg_pressure_info, save_reg_pressure,
1850 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
1852 (setup_insn_reg_pressure_info): New function.
1853 (rank_for_schedule): Add pressure checking and insn issue time.
1854 Remove comparison of insn reg weights.
1855 (ready_sort): Set insn reg pressure info.
1856 (update_register_pressure, setup_insn_max_reg_pressure,
1857 update_reg_and_insn_max_reg_pressure,
1858 sched_setup_bb_reg_pressure_info): New functions.
1859 (schedule_insn): Add code for printing and updating reg pressure info.
1860 (find_set_reg_weight, find_insn_reg_weight): Remove.
1861 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
1862 (debug_ready_list): Print reg pressure info.
1863 (schedule_block): Ditto. Check insn issue time.
1864 (sched_init): Set up sched_pressure_p. Allocate and set up some
1865 reg pressure related info.
1866 (sched_finish): Free some reg pressure related info.
1867 (fix_tick_ready): Make insn always ready if pressure_p.
1868 (init_h_i_d): Don't call find_insn_reg_weight.
1869 (haifa_finish_h_i_d): Free insn reg pressure info.
1871 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
1872 ira_memory_move_cost, ira_class_hard_regs,
1873 ira_class_hard_regs_num, ira_no_alloc_regs,
1874 ira_available_class_regs, ira_reg_class_cover_size,
1875 ira_reg_class_cover, ira_class_translate): Move to ira.h.
1877 * ira-lives.c (single_reg_class): Check mode to find how many
1878 registers are necessary for operand.
1879 (ira_implicitly_set_insn_hard_regs): New.
1881 * common.opt (fsched-pressure): New options.
1882 (fsched-reg-pressure-heuristic): Remove.
1884 * ira.c (setup_eliminable_regset): Rename to
1885 ira_setup_eliminable_regset. Make it external.
1886 (expand_reg_info): Pass cover class to setup_reg_classes.
1887 (ira): Call resize_reg_info instead of allocate_reg_info.
1889 * sched-deps.c: Include ira.h.
1890 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
1891 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
1892 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
1893 mark_insn_hard_regno_birth, mark_insn_reg_birth,
1894 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
1895 mark_insn_reg_store, mark_insn_reg_clobber,
1896 setup_insn_reg_pressure_info): New.
1897 (sched_analyze_1): Update implicit_reg_pending_uses.
1898 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
1899 Use them to create dependencies. Set insn reg uses and pressure
1900 info. Process reg_pending_uses in one place.
1901 (free_deps): Free implicit sets.
1902 (remove_from_deps): Remove implicit sets if necessary. Check
1903 implicit sets when clearing reg_last_in_use.
1904 (init_deps_global): Clear implicit_reg_pending_clobbers and
1905 implicit_reg_pending_uses.
1907 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
1908 ira_memory_move_cost, ira_class_hard_regs,
1909 ira_class_hard_regs_num, ira_no_alloc_regs,
1910 ira_available_class_regs, ira_reg_class_cover_size,
1911 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
1912 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
1913 ira_implicitly_set_insn_hard_regs): New prototypes.
1915 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
1916 cost_elements_num): New variables.
1917 (allocno_costs, total_costs): Rename to costs and
1918 total_allocno_costs.
1919 (COSTS_OF_ALLOCNO): Rename to COSTS.
1920 (allocno_pref): Rename to pref.
1921 (allocno_pref_buffer): Rename to pref_buffer.
1922 (common_classes): Rename to regno_cover_class.
1924 (record_reg_classes): Set allocno attributes only if allocno_p.
1925 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
1926 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
1927 and COSTS_OF_ALLOCNO.
1928 (print_costs): Rename to print_allocno_costs.
1929 (print_pseudo_costs): New.
1930 (process_bb_node_for_costs): Split into 2 functions with new
1931 function process_bb_for_costs. Pass BB to process_bb_for_costs.
1932 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
1933 new parameter dump_file. Use cost_elements_num instead of
1934 ira_allocnos_num. Make one iteration if preferred classes were
1935 already calculated for scheduler. Make 2 versions of code
1936 depending on allocno_p.
1937 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
1938 regno_cover_class and COSTS instead of common_classes and
1940 (init_costs, finish_costs): New.
1941 (ira_costs): Set up allocno_p and cost_elements_num. Call
1942 init_costs and finish_costs.
1943 (ira_set_pseudo_classes): New.
1945 * rtl.h (allocate_reg_info): Remove.
1946 (resize_reg_info): Change return type.
1947 (reg_cover_class): New.
1948 (setup_reg_classes): Add new parameter.
1950 * sched-int.h (struct deps_reg): New member implicit_sets.
1951 (sched_pressure_p, sched_regno_cover_class): New external definitions.
1952 (INCREASE_BITS): New macro.
1953 (struct reg_pressure_data, struct reg_use_data): New.
1954 (struct _haifa_insn_data): Remove reg_weight. Add members
1955 reg_pressure, reg_use_list, reg_set_list, and
1956 reg_pressure_excess_cost_change.
1957 (struct deps): New member implicit_sets.
1958 (pressure_p): New variable.
1959 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
1960 (struct reg_pressure_data, struct reg_use_data): New.
1961 (INSN_REG_WEIGHT): Remove.
1962 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
1963 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
1964 (sched_init_region_reg_pressure_info,
1965 sched_setup_bb_reg_pressure_info): New prototypes.
1967 * reginfo.c (struct reg_pref): New member coverclass.
1968 (reg_cover_class): New function.
1969 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
1970 (reg_info_size): New variable.
1971 (allocate_reg_info): Make static. Setup reg_info_size.
1972 (resize_reg_info): Use reg_info_size. Return flag of resizing.
1973 (setup_reg_classes): Add a new parameter. Setup cover class too.
1975 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
1978 * sched-rgn.c (deps_join): Set up implicit_sets.
1979 (schedule_region): Set up region and basic blocks pressure
1982 * passes.c (init_optimization_passes): Move
1983 pass_subregs_of_mode_init before pass_sched.
1985 2009-09-02 Martin Jambor <mjambor@suse.cz>
1987 * tree-sra.c (struct access): New field grp_hint.
1988 (dump_access): Dump grp_hint.
1989 (sort_and_splice_var_accesses): Set grp_hint if a group is read
1991 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
1992 those which have been specifically read and somehow written to.
1993 (propagate_subacesses_accross_link): Set grp_hint of right child and
1994 also possibly of the left child.
1996 2009-09-02 Jakub Jelinek <jakub@redhat.com>
1998 * tree-object-size.c (addr_object_size): Always use object_size_type
1999 0 or 2 when determining the pointer pointed object size.
2001 2009-09-02 Richard Guenther <rguenther@suse.de>
2004 2009-08-31 Richard Guenther <rguenther@suse.de>
2006 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2007 to query if the memory regions for memmove overlap.
2008 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2009 asserts on pointers, instead deal with odd trees.
2010 (ptr_derefs_may_alias_p): Likewise.
2011 (refs_may_alias_p_1): Constructor bases also never alias.
2013 2009-08-01 Christian Bruel <christian.bruel@st.com>
2016 2009-07-31 Christian Bruel <christian.bruel@st.com>
2017 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2019 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
2021 * doc/invoke.texi (-fvar-tracking-assignments): New.
2022 (-fvar-tracking-assignments-toggle): New.
2023 (-fdump-final-insns=file): Mark filename as optional.
2024 (--param min-nondebug-insn-uid): New.
2025 (-gdwarf-@{version}): Mention version 4.
2026 * opts.c (common_handle_option): Accept it.
2027 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
2028 * regrename.c (regrename_optimize): Drop last. Don't count debug
2029 insns as uses. Don't reject change because of debug insn.
2030 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
2031 from the chain starter, and check for inexact matches in DEBUG_INSNS.
2032 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
2033 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
2034 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
2035 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
2036 * doc/gimple.texi (is_gimple_debug): New.
2037 (gimple_debug_bind_p): New.
2038 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
2039 * doc/install.texi (bootstrap-debug): More details.
2040 (bootstrap-debug-big, bootstrap-debug-lean): Document.
2041 (bootstrap-debug-lib): More details.
2042 (bootstrap-debug-ckovw): Update.
2043 (bootstrap-time): New.
2044 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
2045 (insert_phi_nodes_for): Insert debug stmts.
2046 (rewrite_stmt): Take iterator. Insert debug stmts.
2047 (rewrite_enter_block): Adjust.
2048 (maybe_replace_use_in_debug_stmt): New.
2049 (rewrite_update_stmt): Use it.
2050 (mark_use_interesting): Return early for debug stmts.
2051 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
2052 stmts before replacing stmt.
2053 (move_computations_stmt): Likewise.
2054 * ira-conflicts.c (add_copies): Skip debug insns.
2055 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
2056 (regstat_bb_compute_ri): Skip debug insns.
2057 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
2058 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
2059 check_loop_closed_ssa_stmt): Skip debug stmts.
2060 * tree-tailcall.c (find_tail_calls): Likewise.
2061 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
2062 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
2063 (build_var_debug_value_stat): Declare.
2064 (build_var_debug_value): Define.
2065 (target_for_debug_bind): Declare.
2066 * reload.c (find_equiv_reg): Skip debug insns.
2067 * rtlanal.c (reg_used_between_p): Skip debug insns.
2068 (side_effects_p): Likewise.
2069 (canonicalize_condition): Likewise.
2070 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
2071 insns never depend on debug insns.
2072 (create_ddg_dep_no_link): Likewise.
2073 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
2074 Don't add inter-loop dependencies for debug insns.
2075 (build_intra_loop_deps): Likewise.
2076 (create_ddg): Count debug insns.
2077 * ddg.h (struct ddg::num_debug): New.
2078 (num_backargs): Pair up with previous int field.
2079 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
2080 -fcompare-debug-second.
2081 * final.c (get_attr_length_1): Skip debug insns.
2082 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
2083 * gcc.c (invoke_as): Call compare-debug-dump-opt.
2084 (driver_self_specs): Map -fdump-final-insns to
2085 -fdump-final-insns=..
2086 (get_local_tick): New.
2087 (compare_debug_dump_opt_spec_function): Test for . argument and
2088 compute output name. Compute temp output spec without flag name.
2089 Compute -frandom-seed.
2090 (OPT): Undef after use.
2091 * cfgloopanal.c (num_loop_insns): Skip debug insns.
2092 (average_num_loop_insns): Likewise.
2093 * params.h (MIN_NONDEBUG_INSN_UID): New.
2094 * gimple.def (GIMPLE_DEBUG): New.
2095 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
2096 * auto-inc-dec.c (merge_in_block): Skip debug insns.
2097 (merge_in_block): Fix whitespace.
2098 * toplev.c (flag_var_tracking): Update comment.
2099 (flag_var_tracking_assignments): New.
2100 (flag_var_tracking_assignments_toggle): New.
2101 (process_options): Don't open final insns dump file if we're not
2102 going to write to it. Compute defaults for var_tracking.
2103 * df-scan.c (df_insn_rescan_debug_internal): New.
2104 (df_uses_record): Handle debug insns.
2105 * haifa-sched.c (ready): Initialize n_debug.
2106 (contributes_to_priority): Skip debug insns.
2107 (dep_list_size): New.
2109 (rank_for_schedule): Likewise. Schedule debug insns as soon as
2110 they're ready. Disregard previous debug insns to make decisions.
2111 (queue_insn): Never queue debug insns.
2112 (ready_add, ready_remove_first, ready_remove): Count debug insns.
2113 (schedule_insn): Don't reject debug insns because of issue rate.
2114 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
2115 (queue_to_ready): Skip and discount debug insns.
2116 (choose_ready): Let debug insns through.
2117 (schedule_block): Check boundary debug insns. Discount debug
2118 insns, schedule them early. Adjust whitespace.
2119 (set_priorities): Check for boundary debug insns.
2120 (add_jump_dependencies): Use dep_list_size.
2121 (prev_non_location_insn): New.
2122 (check_cfg): Use it.
2123 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
2125 (remove_unused_ivs): Reset debug stmts.
2126 * modulo-sched.c (const_iteration_count): Skip debug insns.
2127 (res_MII): Discount debug insns.
2128 (loop_single_full_bb_p): Skip debug insns.
2129 (sms_schedule): Likewise.
2130 (sms_schedule_by_order): Likewise.
2131 (ps_has_conflicts): Likewise.
2132 * caller-save.c (refmarker_fn): New.
2133 (save_call_clobbered_regs): Replace regs with saved mem in
2135 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
2136 Call refmarker_fn mark for hardregnos.
2137 (mark_reg_as_referenced): New.
2138 (replace_reg_with_saved_mem): New.
2139 * ipa-pure-const.c (check_stmt): Skip debug stmts.
2140 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
2142 (cse_extended_basic_block): Skip debug insns.
2143 (count_reg_usage): Likewise.
2144 (is_dead_reg): New, split out of...
2145 (set_live_p): ... here.
2146 (insn_live_p): Use it for debug insns.
2147 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
2148 (execute_optimize_stdarg): Likewise.
2149 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2150 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
2151 changes in debug stmts as changes.
2152 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
2153 (moveup_expr): Don't move across debug insns. Don't move
2154 debug insn if it would create a bookkeeping block.
2155 (moveup_expr_cached): Don't use cache for debug insns that
2156 are heads of blocks.
2157 (compute_av_set_inside_bb): Skip debug insns.
2158 (sel_rank_for_schedule): Schedule debug insns first. Remove
2160 (block_valid_for_bookkeeping_p); Support lax searches.
2161 (create_block_for_bookkeeping): Adjust block numbers when
2162 encountering debug-only blocks.
2163 (find_place_for_bookkeeping): Deal with debug-only blocks.
2164 (generate_bookkeeping_insn): Accept no place to insert.
2165 (remove_temp_moveop_nops): New argument full_tidying.
2166 (prepare_place_to_insert): Deal with debug insns.
2167 (advance_state_on_fence): Debug insns don't start cycles.
2168 (update_boundaries): Take fence as argument. Deal with
2170 (schedule_expr_on_boundary): No full_tidying on debug insns.
2171 (fill_insns): Deal with debug insns.
2172 (track_scheduled_insns_and_blocks): Don't count debug insns.
2173 (need_nop_to_preserve_insn_bb): New, split out of...
2174 (remove_insn_from_stream): ... this.
2175 (fur_orig_expr_not_found): Skip debug insns.
2176 * rtl.def (VALUE): Move up.
2178 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
2179 (nearest_common_dominator_of_uses): Take debug_stmts argument.
2180 Set it if debug stmts are found.
2181 (statement_sink_location): Skip debug stmts. Propagate
2182 moving defs into debug stmts.
2183 * ifcvt.c (first_active_insn): Skip debug insns.
2184 (last_active_insns): Likewise.
2185 (cond_exec_process_insns): Likewise.
2186 (noce_process_if_block): Likewise.
2187 (check_cond_move_block): Likewise.
2188 (cond_move_convert_if_block): Likewise.
2189 (block_jumps_and_fallthru_p): Likewise.
2190 (dead_or_predicable): Likewise.
2191 * dwarf2out.c (debug_str_hash_forced): New.
2192 (find_AT_string): Add comment.
2193 (gen_label_for_indirect_string): New.
2194 (get_debug_string_label): New.
2195 (AT_string_form): Use it.
2196 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
2197 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
2198 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
2199 several operations that cannot be represented with DWARF opcodes.
2200 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
2201 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
2202 (dwarf2out_var_location): Take during-call mark into account.
2203 (output_indirect_string): Update comment. Output if there are
2204 label and references.
2205 (prune_indirect_string): New.
2206 (prune_unused_types): Call it if debug_str_hash_forced.
2207 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
2208 (dw_long_long_const): Remove.
2209 (struct dw_val_struct): Change val_long_long type to rtx.
2210 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
2211 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
2212 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
2213 component instead of HOST_BITS_PER_LONG.
2214 (output_loc_operands): Likewise. For const8* assert
2215 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
2216 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
2217 rather than HOST_BITS_PER_LONG is >= 64.
2218 (add_AT_long_long): Remove val_hi and val_lo arguments, add
2220 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
2221 HOST_BITS_PER_LONG for dw_val_class_long_long.
2222 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
2223 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
2224 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
2226 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2227 Handle DW_OP_implicit_value.
2228 (extract_int): Move prototype earlier.
2229 (mem_loc_descriptor): For SUBREG punt if inner
2230 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
2231 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
2232 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
2233 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
2234 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
2235 instead of Pmode size.
2236 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
2237 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
2238 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
2239 (concat_loc_descriptor, concatn_loc_descriptor,
2240 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
2241 (add_location_or_const_value_attribute): Likewise. For single
2242 location loc_lists attempt to use add_const_value_attribute
2243 for constant decls. Add DW_AT_const_value even if
2244 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
2246 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
2247 (control_flow_insn_p): Likewise.
2248 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
2249 (separate_decls_in_region_debug_bind): New.
2250 (separate_decls_in_region): Process debug bind stmts afterwards.
2251 * recog.c (verify_changes): Handle debug insns.
2252 (extract_insn): Likewise.
2253 (peephole2_optimize): Skip debug insns.
2254 * dse.c (scan_insn): Skip debug insns.
2255 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
2257 (setup_id_for_insn): Handle debug insns.
2258 (maybe_tidy_empty_bb): Adjust whitespace.
2259 (tidy_control_flow): Skip debug insns.
2260 (sel_remove_insn): Adjust for debug insns.
2261 (sel_estimate_number_of_insns): Skip debug insns.
2262 (create_insn_rtx_from_pattern): Handle debug insns.
2263 (create_copy_of_insn_rtx): Likewise.
2264 * sel-sched-.h (sel_bb_end): Declare.
2265 (sel_bb_empty_or_nop_p): New.
2266 (get_all_loop_exits): Use it.
2267 (_eligible_successor_edge_p): Likewise.
2268 (return_nop_to_pool): Adjust.
2269 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
2270 * ira-lives.c (process_bb_node_lives): Skip debug insns.
2271 * gimple-pretty-print.c (dump_gimple_debug): New.
2272 (dump_gimple_stmt): Use it.
2273 (dump_bb_header): Skip gimple debug stmts.
2274 * regmove.c (optimize_reg_copy_1): Discount debug insns.
2275 (fixup_match_2): Likewise.
2276 (regmove_backward_pass): Likewise. Simplify combined
2277 replacement. Handle debug insns.
2278 * function.c (instantiate_virtual_regs): Handle debug insns.
2279 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
2280 * print-rtl.h: Include cselib.h.
2281 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
2282 * df.h (df_inns_rescan_debug_internal): Declare.
2283 * gcse.c (alloc_hash_table): Estimate n_insns.
2284 (cprop_insn): Don't regard debug insns as changes.
2285 (bypass_conditional_jumps): Skip debug insns.
2286 (one_pre_gcse_pass): Adjust.
2287 (one_code_hoisting_pass): Likewise.
2288 (compute_ld_motion_mems): Skip debug insns.
2289 (one_cprop_pass): Adjust.
2290 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
2291 (if_convertible_stmt_p): Handle debug stmts.
2292 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
2293 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
2294 * ira-build.c (create_bb_allocnos): Skip debug insns.
2295 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
2296 (has_single_use): Likewise.
2297 (single_imm_use): Likewise.
2298 (num_imm_uses): Likewise.
2299 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
2300 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
2301 (create_outofssa_var_map): Likewise.
2302 * lower-subreg.c (adjust_decomposed_uses): New.
2303 (resolve_debug): New.
2304 (decompose_multiword_subregs): Use it.
2305 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
2306 * emit-rtl.c: Include params.h.
2307 (cur_debug_insn_uid): Define.
2308 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
2309 (copy_rtx_if_shared_1): Handle debug insns.
2310 (reset_used_flags): Likewise.
2311 (set_used_flags): LIkewise.
2312 (get_max_insn_count): New.
2313 (next_nondebug_insn): New.
2314 (prev_nondebug_insn): New.
2315 (make_debug_insn_raw): New.
2316 (emit_insn_before_noloc): Handle debug insns.
2317 (emit_jump_insn_before_noloc): Likewise.
2318 (emit_call_insn_before_noloc): Likewise.
2319 (emit_debug_insn_before_noloc): New.
2320 (emit_insn_after_noloc): Handle debug insns.
2321 (emit_jump_insn_after_noloc): Likewise.
2322 (emit_call_insn_after_noloc): Likewise.
2323 (emit_debug_insn_after_noloc): Likewise.
2324 (emit_insn_after): Take loc from earlier non-debug insn.
2325 (emit_jump_insn_after): Likewise.
2326 (emit_call_insn_after): Likewise.
2327 (emit_debug_insn_after_setloc): New.
2328 (emit_debug_insn_after): New.
2329 (emit_insn_before): Take loc from later non-debug insn.
2330 (emit_jump_insn_before): Likewise.
2331 (emit_call_insn_before): Likewise.
2332 (emit_debug_insn_before_setloc): New.
2333 (emit_debug_insn_before): New.
2334 (emit_insn): Handle debug insns.
2335 (emit_debug_insn): New.
2336 (emit_jump_insn): Handle debug insns.
2337 (emit_call_insn): Likewise.
2339 (init_emit): Take min-nondebug-insn-uid into account.
2340 Initialize cur_debug_insn_uid.
2341 (emit_copy_of_insn_after): Handle debug insns.
2342 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
2343 location of single rhs in place.
2344 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
2345 (floor_sdiv_adjust): New.
2346 (cell_sdiv_adjust): New.
2347 (cell_udiv_adjust): New.
2348 (round_sdiv_adjust): New.
2349 (round_udiv_adjust): New.
2350 (wrap_constant): Moved from cselib.
2351 (unwrap_constant): New.
2352 (expand_debug_expr): New.
2353 (expand_debug_locations): New.
2354 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
2356 (gimple_expand_cfg): Expand debug locations.
2357 * cselib.c: Include tree-pass.h.
2358 (struct expand_value_data): New.
2359 (cselib_record_sets_hook): New.
2360 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
2361 (cselib_clear_table): Move, and implemnet in terms of...
2362 (cselib_reset_table_with_next_value): ... this.
2363 (cselib_get_next_unknown_value): New.
2364 (discard_useless_locs): Don't discard preserved values.
2365 (cselib_preserve_value): New.
2366 (cselib_preserved_value_p): New.
2367 (cselib_preserve_definitely): New.
2368 (cselib_clear_preserve): New.
2369 (cselib_preserve_only_values): New.
2370 (new_cselib_val): Take rtx argument. Dump it in details.
2371 (cselib_lookup_mem): Adjust.
2372 (expand_loc): Take regs_active in struct. Adjust. Silence
2373 dumps unless details are requested.
2374 (cselib_expand_value_rtx_cb): New.
2375 (cselib_expand_value_rtx): Rename and reimplment in terms of...
2376 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
2377 without details. Copy more subregs. Try to resolve values
2378 using a callback. Wrap constants.
2379 (cselib_subst_to_values): Adjust.
2380 (cselib_log_lookup): New.
2381 (cselib_lookup): Call it.
2382 (cselib_invalidate_regno): Don't count preserved values as useless.
2383 (cselib_invalidate_mem): Likewise.
2384 (cselib_record_set): Likewise.
2385 (struct set): Renamed to cselib_set, moved to cselib.h.
2386 (cselib_record_sets): Adjust. Call hook.
2387 (cselib_process_insn): Reset table when it would be cleared.
2388 (dump_cselib_val): New.
2389 (dump_cselib_table): New.
2390 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
2391 (remove_forwarder_block): Support moving debug stmts.
2392 * cselib.h (cselib_record_sets_hook): Declare.
2393 (cselib_expand_callback): New type.
2394 (cselib_expand_value_rtx_cb): Declare.
2395 (cselib_reset_table_with_next_value): Declare.
2396 (cselib_get_next_unknown_value): Declare.
2397 (cselib_preserve_value): Declare.
2398 (cselib_preserved_value_p): Declare.
2399 (cselib_preserve_only_values): Declare.
2400 (dump_cselib_table): Declare.
2401 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
2402 (try_crossjump_to_edge): Likewise.
2403 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
2404 dominated blocks when debug stmts are present.
2405 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
2406 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
2407 (set_var_live_on_entry): Likewise.
2408 * loop-invariant.c (find_invariants_bb): Skip debug insns.
2409 * cfglayout.c (curr_location, last_location): Make static.
2410 (set_curr_insn_source_location): Don't avoid bouncing.
2411 (get_curr_insn_source_location): New.
2412 (get_curr_insn_block): New.
2413 (duplicate_insn_chain): Handle debug insns.
2414 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
2416 * common.opt (fcompare-debug): Move to sort order.
2417 (fdump-unnumbered-links): Likewise.
2418 (fvar-tracking-assignments): New.
2419 (fvar-tracking-assignments-toggle): New.
2420 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
2421 because of debug stmts.
2422 (mark_stmt_if_obviously_necessary): Mark debug stmts.
2423 (eliminate_unnecessary_stmts): Walk dominated blocks before
2425 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
2426 * ira.c (memref_used_between_p): Skip debug insns.
2427 (update_equiv_regs): Likewise.
2428 * sched-deps.c (sd_lists_size): Accept empty list.
2429 (sd_init_insn): Mark debug insns.
2430 (sd_finish_insn): Unmark them.
2431 (sd_add_dep): Reject non-debug deps on debug insns.
2432 (fixup_sched_groups): Give debug insns group treatment.
2434 (sched_analyze_reg): Don't mark debug insns for sched before call.
2435 (sched_analyze_2): Handle debug insns.
2436 (sched_analyze_insn): Compute next non-debug insn. Handle debug
2438 (deps_analyze_insn): Handle debug insns.
2439 (deps_start_bb): Skip debug insns.
2440 (init_deps): Initialize last_debug_insn.
2441 * tree-ssa.c (target_for_debug_bind): New.
2442 (find_released_ssa_name): New.
2443 (propagate_var_def_into_debug_stmts): New.
2444 (propagate_defs_into_debug_stmts): New.
2445 (verify_ssa): Skip debug bind stmts without values.
2446 (warn_uninialized_vars): Skip debug stmts.
2447 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
2448 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
2449 (rtx_equal_p): Likewise.
2450 * ira-costs.c (scan_one_insn): Skip debug insns.
2451 (process_bb_node_for_hard_reg_moves): Likewise.
2452 * rtl.h (DEBUG_INSN_P): New.
2453 (NONDEBUG_INSN_P): New.
2454 (MAY_HAVE_DEBUG_INSNS): New.
2455 (INSN_P): Accept debug insns.
2456 (RTX_FRAME_RELATED_P): Likewise.
2457 (INSN_DELETED_P): Likewise
2458 (PAT_VAR_LOCATION_DECL): New.
2459 (PAT_VAR_LOCATION_LOC): New.
2460 (PAT_VAR_OCATION_STATUS): New.
2461 (NOTE_VAR_LOCATION_DECL): Reimplement.
2462 (NOTE_VAR_LOCATION_LOC): Likewise.
2463 (NOTE_VAR_LOCATION_STATUS): Likewise.
2464 (INSN_VAR_LOCATION): New.
2465 (INSN_VAR_LOCATION_DECL): New.
2466 (INSN_VAR_LOCATION_LOC): New.
2467 (INSN_VAR_LOCATION_STATUS): New.
2468 (gen_rtx_UNKNOWN_VAR_LOC): New.
2469 (VAR_LOC_UNKNOWN_P): New.
2470 (NOTE_DURING_CALL_P): New.
2471 (SCHED_GROUP_P): Accept debug insns.
2472 (emit_debug_insn_before): Declare.
2473 (emit_debug_insn_before_noloc): Declare.
2474 (emit_debug_insn_beore_setloc): Declare.
2475 (emit_debug_insn_after): Declare.
2476 (emit_debug_insn_after_noloc): Declare.
2477 (emit_debug_insn_after_setloc): Declare.
2478 (emit_debug_insn): Declare.
2479 (make_debug_insn_raw): Declare.
2480 (prev_nondebug_insn): Declare.
2481 (next_nondebug_insn): Declare.
2482 (delegitimize_mem_from_attrs): Declare.
2483 (get_max_insn_count): Declare.
2484 (wrap_constant): Declare.
2485 (unwrap_constant): Declare.
2486 (get_curr_insn_source_location): Declare.
2487 (get_curr_insn_block): Declare.
2488 * tree-inline.c (insert_debug_decl_map): New.
2489 (processing_debug_stmt): New.
2490 (remap_decl): Don't create new mappings in debug stmts.
2491 (remap_gimple_op_r): Don't add references in debug stmts.
2492 (copy_tree_body_r): Likewise.
2493 (remap_gimple_stmt): Handle debug bind stmts.
2494 (copy_bb): Skip debug stmts.
2495 (copy_edges_for_bb): Likewise.
2496 (copy_debug_stmt): New.
2497 (copy_debug_stmts): New.
2498 (copy_body): Copy debug stmts at the end.
2499 (insert_init_debug_bind): New.
2500 (insert_init_stmt): Take id. Skip and emit debug stmts.
2501 (setup_one_parameter): Remap variable earlier, register debug mapping.
2502 (estimate_num_insns): Skip debug stmts.
2503 (expand_call_inline): Preserve debug_map.
2504 (optimize_inline_calls): Check for no debug_stmts left-overs.
2505 (unsave_expr_now): Preserve debug_map.
2506 (copy_gimple_seq_and_replace_locals): Likewise.
2507 (tree_function_versioning): Check for no debug_stmts left-overs.
2508 Init and destroy debug_map as needed. Split edges unconditionally.
2509 (build_duplicate_type): Init and destroy debug_map as needed.
2510 * tree-inline.h: Include gimple.h instead of pointer-set.h.
2511 (struct copy_body_data): Add debug_stmts and debug_map.
2512 * sched-int.h (struct ready_list): Add n_debug.
2513 (struct deps): Add last_debug_insn.
2514 (DEBUG_INSN_SCHED_P): New.
2515 (BOUNDARY_DEBUG_INSN_P): New.
2516 (SCHEDULE_DEBUG_INSN_P): New.
2517 (sd_iterator_cond): Accept empty list.
2518 * combine.c (create_log_links): Skip debug insns.
2519 (combine_instructions): Likewise.
2520 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
2521 return value is always unshared.
2522 (struct rtx_subst_pair): New.
2523 (auto_adjust_pair): New.
2524 (propagate_for_debug_subst): New.
2525 (propagate_for_debug): New.
2526 (try_combine): Skip debug insns. Propagate removed defs into
2528 (next_nonnote_nondebug_insn): New.
2529 (distribute_notes): Use it. Skip debug insns.
2530 (distribute_links): Skip debug insns.
2531 * tree-outof-ssa.c (set_location_for_edge): Likewise.
2532 * resource.c (mark_target_live_regs): Likewise.
2533 * var-tracking.c: Include cselib.h and target.h.
2534 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
2536 (micro_operation_type_name): New.
2537 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
2538 (struct micro_operation_def): Update comments.
2539 (decl_or_value): New type. Use instead of decls.
2540 (struct emit_note_data_def): Add vars.
2541 (struct attrs_def): Use decl_or_value.
2542 (struct variable_tracking_info_def): Add permp, flooded.
2543 (struct location_chain_def): Update comment.
2544 (struct variable_part_def): Use decl_or_value.
2545 (struct variable_def): Make var_part a variable length array.
2547 (scratch_regs): New.
2548 (cselib_hook_called): New.
2549 (dv_is_decl_p): New.
2550 (dv_is_value_p): New.
2553 (dv_as_opaque): New.
2554 (dv_onepart_p): New.
2556 (IS_DECL_CODE): New.
2557 (check_value_is_not_decl): New.
2558 (dv_from_decl): New.
2559 (dv_from_value): New.
2560 (dv_htab_hash): New.
2561 (variable_htab_hash): Use it.
2562 (variable_htab_eq): Support values.
2563 (variable_htab_free): Free from the right pool.
2564 (attrs_list_member, attrs_list_insert): Use decl_or_value.
2565 (attrs_list_union): Adjust.
2566 (attrs_list_mpdv_union): New.
2567 (tie_break_pointers): New.
2568 (canon_value_cmp): New.
2569 (unshare_variable): Return possibly-modified slot.
2570 (vars_copy_1): Adjust.
2571 (var_reg_decl_set): Adjust. Split out of...
2572 (var_reg_set): ... this.
2573 (get_init_value): Adjust.
2574 (var_reg_delete_and_set): Adjust.
2575 (var_reg_delete): Adjust.
2576 (var_regno_delete): Adjust.
2577 (var_mem_decl_set): Split out of...
2578 (var_mem_set): ... this.
2579 (var_mem_delete_and_set): Adjust.
2580 (var_mem_delete): Adjust.
2584 (variable_union): Adjust. Speed up merge of 1-part vars.
2585 (variable_canonicalize): Use unshared slot.
2586 (VALUED_RECURSED_INTO): New.
2587 (find_loc_in_1pdv): New.
2588 (struct dfset_merge): New.
2589 (insert_into_intersection): New.
2590 (intersect_loc_chains): New.
2592 (canonicalize_loc_order_check): New.
2593 (canonicalize_values_mark): New.
2594 (canonicalize_values_star): New.
2595 (variable_merge_over_cur): New.
2596 (variable_merge_over_src): New.
2597 (dataflow_set_merge): New.
2598 (dataflow_set_equiv_regs): New.
2599 (remove_duplicate_values): New.
2600 (struct dfset_post_merge): New.
2601 (variable_post_merge_new_vals): New.
2602 (variable_post_merge_perm_vals): New.
2603 (dataflow_post_merge_adjust): New.
2604 (find_mem_expr_in_1pdv): New.
2605 (dataflow_set_preserve_mem_locs): New.
2606 (dataflow_set_remove_mem_locs): New.
2607 (dataflow_set_clear_at_call): New.
2608 (onepart_variable_different_p): New.
2609 (variable_different_p): Use it.
2610 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
2611 (track_expr_p): Add need_rtl parameter. Don't generate rtl
2613 (track_loc_p): Pass it true.
2614 (struct count_use_info): New.
2615 (find_use_val): New.
2616 (replace_expr_with_values): New.
2618 (use_type): New, partially split out of...
2619 (count_uses): ... this. Count new micro-ops.
2620 (count_uses_1): Adjust.
2621 (count_stores): Adjust.
2622 (count_with_sets): New.
2623 (VAL_NEEDS_RESOLUTION): New.
2624 (VAL_HOLDS_TRACK_EXPR): New.
2625 (VAL_EXPR_IS_COPIED): New.
2626 (VAL_EXPR_IS_CLOBBERED): New.
2627 (add_uses): Adjust. Generate new micro-ops.
2628 (add_uses_1): Adjust.
2629 (add_stores): Generate new micro-ops.
2630 (add_with_sets): New.
2631 (find_src_status): Adjust.
2632 (find_src_set_src): Adjust.
2633 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
2634 Handle new micro-ops. Canonicalize value equivalances.
2635 (vt_find_locations): Compute total size of hash tables for
2636 dumping. Perform merge for var-tracking-assignments. Don't
2637 disregard single-block loops.
2638 (dump_attrs_list): Handle decl_or_value.
2639 (dump_variable): Take variable. Deal with decl_or_value.
2640 (dump_variable_slot): New.
2641 (dump_vars): Use it.
2642 (dump_dataflow_sets): Adjust.
2643 (set_slot_part): New, extended to support one-part variables
2644 after splitting out of...
2645 (set_variable_part): ... this.
2646 (clobber_slot_part): New, split out of...
2647 (clobber_variable_part): ... this.
2648 (delete_slot_part): New, split out of...
2649 (delete_variable_part): .... this.
2650 (check_wrap_constant): New.
2651 (vt_expand_loc_callback): New.
2652 (vt_expand_loc): New.
2653 (emit_note_insn_var_location): Adjust. Handle values. Handle
2654 EMIT_NOTE_AFTER_CALL_INSN.
2655 (emit_notes_for_differences_1): Adjust. Handle values.
2656 (emit_notes_for_differences_2): Likewise.
2657 (emit_notes_for_differences): Adjust.
2658 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
2659 Adjust. Handle new micro-ops.
2660 (vt_add_function_parameters): Adjust. Create and bind values.
2661 (vt_initialize): Adjust. Initialize scratch_regs and
2662 valvar_pool, flooded and perm.. Initialize and use cselib. Log
2663 operations. Move some code to count_with_sets and add_with_sets.
2664 (delete_debug_insns): New.
2665 (vt_debug_insns_local): New.
2666 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
2668 (var_tracking_main): If var-tracking-assignments is enabled
2669 but var-tracking isn't, delete debug insns and leave. Likewise
2670 if we exceed limits or fail the stack adjustments tests, and
2671 after all var-tracking processing.
2672 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
2673 (dataflow_set): Add traversed_vars.
2674 (value_chain, const_value_chain): New typedefs.
2675 (value_chain_pool, value_chains): New variables.
2676 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
2677 add_value_chains, add_cselib_value_chains, remove_value_chain,
2678 remove_value_chains, remove_cselib_value_chains): New functions.
2679 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
2680 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
2682 (shared_hash_find_slot_unshare, shared_hash_find_slot,
2683 shared_hash_find_slot_noinsert, shared_hash_find): Update.
2684 (dst_can_be_shared): New variable.
2685 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
2686 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
2687 different from set->vars, look up slot again instead of using the
2689 (dataflow_set_init): Initialize traversed_vars.
2690 (variable_union): Use shared_hash_*. Use initially NO_INSERT
2691 lookup if set->vars is shared. Don't keep slot cleared before
2692 calling unshare_variable. Unshare set->vars if needed. Adjust
2693 unshare_variable callers. Clear dst_can_be_shared if needed.
2694 Even ->refcount == 1 vars must be unshared if set->vars is shared
2695 and var needs to be modified.
2696 (dataflow_set_union): Set traversed_vars during canonicalization.
2697 (VALUE_CHANGED, DECL_CHANGED): Define.
2698 (set_dv_changed, dv_changed_p): New static inlines.
2699 (track_expr_p): Clear DECL_CHANGED.
2700 (dump_dataflow_sets): Set it.
2701 (variable_was_changed): Call set_dv_changed.
2702 (emit_note_insn_var_location): Likewise.
2703 (changed_variables_stack): New variable.
2704 (check_changed_vars_1, check_changed_vars_2): New functions.
2705 (emit_notes_for_changes): Do nothing if changed_variables is
2706 empty. Traverse changed_variables with check_changed_vars_1,
2707 call check_changed_vars_2 on each changed_variables_stack entry.
2708 (emit_notes_in_bb): Add SET argument. Just clear it at the
2709 beginning, use it instead of local &set, don't destroy it at the end.
2710 (vt_emit_notes): Call dataflow_set_clear early on all
2711 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
2712 computed set, dataflow_set_clear also VTI(bb)->in when we are
2713 done with the basic block. Initialize changed_variables_stack,
2714 free it afterwards. If ENABLE_CHECKING verify that after noting
2715 differences to an empty set value_chains hash table is empty.
2716 (vt_initialize): Initialize value_chains and value_chain_pool.
2717 (vt_finalize): Delete value_chains htab, free value_chain_pool.
2718 (variable_tracking_main): Call dump_dataflow_sets before calling
2719 vt_emit_notes, not after it.
2720 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
2721 (propagate_var_def_into_debug_stmts): Declare.
2722 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
2723 (df_set_note): Reject debug insns.
2724 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
2725 add notes to debug insns.
2726 (df_note_bb_compute): Adjust. Likewise.
2727 (df_simulate_uses): Skip debug insns.
2728 (df_simulate_initialize_backwards): Likewise.
2729 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
2730 (subst_stack_regs_pat): Reject debug insns.
2731 (convert_regs_1): Handle debug insns.
2732 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
2733 (print-rtl.o): Depend on cselib.h.
2734 (cselib.o): Depend on TREE_PASS_H.
2735 (var-tracking.o): Depend on cselib.h and TARGET_H.
2736 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
2737 (init_ready_list): Skip boundary debug insns.
2738 (add_branch_dependences): Skip debug insns.
2739 (free_block_dependencies): Check for blocks with only debug insns.
2740 (compute_priorities): Likewise.
2741 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
2742 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
2744 (gimple_build_debug_bind_stat): New.
2745 (empty_body_p): Skip debug stmts.
2746 (gimple_has_side_effects): Likewise.
2747 (gimple_rhs_has_side_effects): Likewise.
2748 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
2749 (gimple_build_debug_bind_stat): Declare.
2750 (gimple_build_debug_bind): Define.
2751 (is_gimple_debug): New.
2752 (gimple_debug_bind_p): New.
2753 (gimple_debug_bind_get_var): New.
2754 (gimple_debug_bind_get_value): New.
2755 (gimple_debug_bind_get_value_ptr): New.
2756 (gimple_debug_bind_set_var): New.
2757 (gimple_debug_bind_set_value): New.
2758 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
2759 (gimple_debug_bind_reset_value): New.
2760 (gimple_debug_bind_has_value_p): New.
2761 (gsi_next_nondebug): New.
2762 (gsi_prev_nondebug): New.
2763 (gsi_start_nondebug_bb): New.
2764 (gsi_last_nondebug_bb): New.
2765 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
2766 (print_insn): Handle DEBUG_INSN.
2767 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
2768 of first insn prevail.
2769 (first_stmt): Skip debug stmts.
2770 (first_non_label_stmt): Likewise.
2771 (last_stmt): Likewise.
2772 (has_zero_uses_1): New.
2773 (single_imm_use_1): New.
2774 (verify_gimple_debug): New.
2775 (verify_types_in_gimple_stmt): Handle debug stmts.
2776 (verify_stmt): Likewise.
2777 (debug_loop_num): Skip debug stmts.
2778 (remove_edge_and_dominated_blocks): Remove dominators last.
2779 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
2780 (linearize_expr): Likewise.
2781 * config/i386/i386.c (ix86_delegitimize_address): Call
2782 default implementation.
2783 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
2784 (group_barrier_needed): Skip debug insns.
2785 (emit_insn_group_barriers): Likewise.
2786 (emit_all_insn_group_barriers): Likewise.
2787 (ia64_variable_issue): Handle debug insns.
2788 (ia64_dfa_new_cycle): Likewise.
2789 (final_emit_insn_group_barriers): Skip debug insns.
2790 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
2791 def cfa without frame.
2792 (process_set): Likewise.
2793 (process_for_unwind_directive): Pass frame on.
2794 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2795 (rs6000_delegitimize_address): New.
2796 (rs6000_debug_adjust_cost): Handle debug insns.
2797 (is_microcoded_insn): Likewise.
2798 (is_cracked_insn): Likewise.
2799 (is_nonpipeline_insn): Likewise.
2800 (insn_must_be_first_in_group): Likewise.
2801 (insn_must_be_last_in_group): Likewise.
2802 (force_new_group): Likewise.
2803 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
2804 contains only debug insns.
2805 (rtl_merge_blocks): Skip debug insns.
2806 (purge_dead_edges): Likewise.
2807 (rtl_block_ends_with_call_p): Skip debug insns.
2808 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
2809 (mark_reg_dependencies): Skip debug insns.
2810 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
2811 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
2812 * tree-ssa-threadedge.c
2813 (record_temporary_equivalences_from_stmts): Skip debug stmts.
2814 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
2815 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
2816 (copyprop_hardreg_forward_1): Handle debug insns.
2817 * reload1.c (reload): Skip debug insns. Replace unassigned
2818 pseudos in debug insns with their equivalences.
2819 (eliminate_regs_in_insn): Skip debug insns.
2820 (emit_input_reload_insns): Skip debug insns at first, adjust
2822 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
2823 (get_indirect_ref_operands): Pass opf_no_vops on.
2824 (get_expr_operands): Likewise. Skip debug stmts.
2825 (parse_ssa_operands): Scan debug insns with opf_no_vops.
2827 2009-09-01 Richard Henderson <rth@redhat.com>
2829 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
2830 stmt_ends_pp_p statements at least once.
2831 * tree-vrp.c (vrp_initialize): Likewise.
2832 (vrp_visit_stmt): Be prepared for non-interesting stmts.
2834 2009-09-01 Dodji Seketeli <dodji@redhat.com>
2837 Fix AIX bootstrap after PR debug/30161
2838 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
2839 that is a GNU extension.
2840 (tmpl_value_parm_die_table): Move the definition of this global
2841 outside #ifdef DWARF2_DEBUGGING_INFO region.
2843 2009-09-01 Richard Guenther <rguenther@suse.de>
2845 * tree.c (tree_expr_size): New function.
2846 * tree.h (tree_expr_size): Declare.
2847 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
2848 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
2849 * langhooks.c (lhd_expr_size): Remove.
2850 * langhooks.h (struct lang_hooks): Remove expr_size.
2851 * explow.c (expr_size): Use tree_expr_size.
2852 (int_expr_size): Likewise.
2853 * langhooks-def.h (lhd_expr_size): Remove.
2854 (LANG_HOOKS_EXPR_SIZE): Likewise.
2855 (LANG_HOOKS_INITIALIZER): Adjust.
2857 2009-09-01 Richard Guenther <rguenther@suse.de>
2859 * tree-flow.h (mark_addressable): Move declaration ...
2860 * tree.h (mark_addressable): ... here.
2861 * stmt.c (expand_asm_operands): Use mark_addressable, not
2862 lang_hooks.mark_addressable.
2863 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2864 LANG_HOOKS_MARK_ADDRESSABLE.
2865 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
2866 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
2868 2009-08-31 Chris Demetriou <cgd@google.com>
2870 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
2871 vectorize if not TARGET_SSE2.
2873 2009-08-31 DJ Delorie <dj@redhat.com>
2875 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
2876 registers if no coprocessor is enabled.
2878 2009-08-31 Dodji Seketeli <dodji@redhat.com>
2881 * cgraph.h (cgraph_get_node): Declare ...
2882 * cgraph.c (cgraph_get_node): ... new function.
2883 * dwarf2out.c (gen_generic_params_dies,
2884 generic_parameter_die, tree_add_const_value_attribute_for_decl,
2885 make_ith_pack_parameter_name,
2886 append_entry_to_tmpl_value_parm_die_table,
2887 gen_remaining_tmpl_value_param_die_attribute): New functions.
2888 (gen_subprogram_die): Generate debug info for template parameters
2889 if debug info level is higher than DINFO_LEVEL_TERSE.
2890 Use tree_add_const_value_attribute_for_decl instead of
2891 tree_add_const_value_attribute.
2892 (gen_const_die): Use tree_add_const_value_attribute_for_decl
2893 instead of tree_add_const_value_attribute.
2894 (gen_struct_or_union_type_die): Generate debug
2895 info for template parameters if debug info level is higher than
2897 (tree_add_const_value_attribute): Handle integral and pointer
2898 constants. Update comment.
2899 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
2900 (dwarf_attr_name): Support DW_AT_GNU_template_name.
2901 (reference_to_unused): Fix thinko. Remove redundant predicates from
2903 (tree_add_const_value_attribute): Make this work for constant
2905 tree_add_const_value_attribute_for_decl is to be used for variable
2907 (add_location_or_const_value_attribute): Use
2908 tree_add_const_value_attribute_for_decl now.
2909 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
2910 DW_TAG_template_value_param DIEs after function DIEs have been
2912 * langhooks.h (lang_hooks_for_types): Add
2913 get_argument_pack_elems.
2914 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
2915 (lang_hooks): Added get_innermost_generic_parms,
2916 get_innermost_generic_args.
2917 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
2918 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
2919 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
2920 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
2922 2009-08-31 DJ Delorie <dj@redhat.com>
2924 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
2925 it once we start generating the prologue or epilogue.
2926 (mep_call_saves_register): If the frame is locked, re-use
2928 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
2929 (mep_expand_prologue): Call it.
2930 (mep_expand_epilogue): Likewise.
2931 (mep_start_function): Use the same logic as mep_expand_prologue.
2932 (mep_pass_by_reference): Make logic more readable.
2933 (mep_return_in_memory): Zero-sized objects are passed in memory.
2934 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
2936 2009-08-31 Richard Guenther <rguenther@suse.de>
2938 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2939 to query if the memory regions for memmove overlap.
2940 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2941 asserts on pointers, instead deal with odd trees.
2942 (ptr_derefs_may_alias_p): Likewise.
2943 (refs_may_alias_p_1): Constructor bases also never alias.
2945 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
2947 * doc/install.texi (Final install): Adjust reference on where to
2948 order printed manuals.
2950 2009-08-30 Olivier Hainque <hainque@adacore.com>
2952 * dwarf2out.c (switch_to_frame_table_section): Move
2953 definition prior to first use.
2955 2009-08-30 Richard Guenther <rguenther@suse.de>
2957 PR tree-optimization/41186
2958 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
2959 (ao_ref_init_from_ptr_and_size): New function.
2960 (ref_maybe_used_by_call_p_1): Be more precise tracking
2961 used ranges for builtin functions.
2962 (ref_maybe_used_by_call_p): Adjust.
2963 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
2964 ranges for builtin functions.
2965 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
2967 2009-08-30 Alan Modra <amodra@bigpond.net.au>
2970 * fwprop.c (get_reg_use_in): Delete.
2971 (free_load_extend): New function.
2972 (forward_propagate_subreg): Use it.
2974 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
2976 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
2978 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
2981 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
2984 2009-08-29 Douglas B Rupp <rupp@gnat.com>
2986 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
2987 fini or fini_array section.
2989 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
2991 * graphite-dependences.c (graphite_legal_transform_bb): Call
2992 pbb_remove_duplicate_pdrs.
2993 * graphite-poly.c (can_collapse_pdr): Removed.
2994 (pdr_find_duplicate): Removed.
2995 (can_collapse_pdrs): New.
2996 (pbb_remove_duplicate_pdrs): New.
2997 (new_poly_dr): Do not look for duplicates.
2998 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
2999 (PBB_PDR_DUPLICATES_REMOVED): New.
3000 (pbb_remove_duplicate_pdrs): Declared.
3002 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3004 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
3005 the strides by multiplying by PDR_NB_REFS.
3006 * graphite-poly.c (can_collapse_pdr): New.
3007 (pdr_find_duplicate): New.
3008 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
3009 Initialize PDR_NB_REFS.
3010 * graphite-poly.h (struct poly_dr): Add field nb_refs.
3012 (new_poly_dr): Number of subscripts is a graphite_dim_t.
3014 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3017 * graphite-poly.c (apply_poly_transforms): Remove legality test before
3020 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3022 * graphite-dependences.c (pddr_original_scattering): Return NULL
3023 for read-read dependence relations.
3024 * graphite-poly.h (enum poly_dr_type): Fix comment.
3027 (pdr_may_write_p): New.
3029 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3031 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
3032 (struct poly_dr): Same.
3033 (new_poly_dr): Same.
3034 * graphite-poly.c (new_poly_dr): Same.
3035 * graphite-dependences.c (dot_deps): Disable call to system.
3037 2009-08-28 Cary Coutant <ccoutant@google.com>
3040 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
3041 struct/union/enum types local to a function.
3043 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3044 Sebastian Pop <sebastian.pop@amd.com>
3046 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
3047 pbb_strip_mine_time_depth. Changed the implementation so that
3048 transformation is expressed as a transformation on
3049 time (scatttering) dimensions. Also, ensures that the 2d+1
3050 scheduling format is preserved.
3051 (pbb_strip_mine_profitable_p): Profitability is based on the
3052 iteration number of a given time (scattering) dimension,
3053 and not on a original loop depth dimension.
3054 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
3055 (pbb_do_strip_mine): Call psct_dynamic_dim.
3056 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
3057 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
3058 (pbb_nb_dynamic_scattering_transform): New.
3059 (psct_dynamic_dim): New.
3061 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3063 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3064 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3065 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
3066 * graphite-interchange.c (build_linearized_memory_access): Same.
3067 (memory_stride_in_loop): Same.
3069 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3071 * graphite-dependences.c (pddr_original_scattering): New.
3072 (graphite_legal_transform_dr): Call pddr_original_scattering.
3075 * graphite-dependences.h (dot_deps): Declared.
3076 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
3077 (print_pdr): Print PDR_ID.
3078 * graphite-poly.h (struct poly_dr): Add field id.
3081 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
3083 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3085 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
3086 not delete the original dependence relation.
3088 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3090 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
3091 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
3092 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
3093 (free_poly_ddr): New.
3094 (pddr_is_empty): New.
3095 (dependence_polyhedron_1): Now returns a poly_ddr_p.
3096 (dependence_polyhedron): Same. Remove useless gcc_assert.
3098 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3099 (graphite_carried_dependence_level_k): Call pddr_is_empty.
3100 * graphite-dependences.h (enum poly_dependence_kind): New.
3101 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
3102 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3103 (PDRP_SINK): Renamed PDDR_SINK.
3104 (PDRP_DDP): Renamed PDDR_DDP.
3106 (free_poly_ddr): Declared.
3107 * graphite-poly.c (new_scop): Use the new hash function names.
3108 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3109 into original_pddrs.
3110 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3112 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3114 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3115 bounds with LT_EXPR to make niter analysis more precise on code
3116 generated by Graphite.
3118 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3120 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3121 (graphite_legal_transform_bb): Same.
3122 (poly_drs_may_alias_p): Same.
3124 2009-08-28 Richard Guenther <rguenther@suse.de>
3126 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
3128 2009-08-28 Jan Beulich <jbeulich@novell.com>
3130 * config/i386/netware.c: Include langhooks.h.
3131 (i386_nlm_encode_section_info): Simplify.
3132 (netware_override_options): Delete.
3133 * config/i386/netware.h (netware_override_options): Delete
3135 (OVERRIDE_OPTIONS): Delete definition.
3136 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3137 (ASM_COMMENT_START): Define.
3138 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
3140 2009-08-28 Jan Beulich <jbeulich@novell.com>
3142 * configure.ac: For in-tree ld, do a plain version check to
3143 determine whether comdat groups are supported.
3144 * configure: Regenerate.
3146 2009-08-28 Olivier Hainque <hainque@adacore.com>
3148 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
3149 always defined. Reflect definition or absence of such for
3150 COLLECT_EXPORT_LIST. Readability helper.
3151 (scanfilter): New enum, to help control what symbols
3152 are to be considered or ignored by scan_prog_file.
3153 (enum pass): Rename as "scanpass", moved together with scanfilter
3154 prior to scan_prog_file's prototype.
3155 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
3156 Group prototype with the scanpass/scanfilter definitions, factorize
3157 head comments for the several implementations at the prototype.
3158 (main): Reorganize the first pass link control to let AIX
3159 drag only the needed frame tables in executables. Prevent
3160 frame tables collection during the scan aimed at static ctors.
3161 Pre-link and scan for frame tables later to compensate.
3162 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
3163 A C statement to issue assembly directives that create a reference
3164 to the given DWARF table identifier label from the current function
3166 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
3167 to differentiate first time section entry. Only emit a .data
3168 tables start identifier label the first time around.
3169 (switch_to_frame_table_section): New function. Helper for
3170 output_call_frame_info to switch possibly BACK into the eh_frame
3171 or the debug_frame section depending on FOR_EH.
3172 (output_call_frame_info): Use helper to first enter the proper
3174 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
3175 emit a link to the frame table start label from each function
3177 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3178 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
3179 * config/rs6000/rs6000-protos.h: Declare it.
3180 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
3182 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3184 * config/sh/sh.c (split_branches): Check the result of
3187 2009-08-27 Steve Ellcey <sje@cup.hp.com>
3189 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
3190 using -pthread -fopenmp
3192 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3194 * doc/service.texi (service directory): Update URL.
3196 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
3198 PR rtl-optimization/40861
3199 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
3200 extract word from a multi-word subreg for negative byte positions.
3202 2009-08-27 Tristan Gingold <gingold@adacore.com>
3203 Douglas B Rupp <rupp@gnat.com>
3205 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
3206 (SECTION_VMS_OVERLAY): Define.
3207 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
3209 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
3211 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
3212 common_object declarations.
3213 (ia64_section_type_flags): Set section flag for common_object.
3214 * config/ia64/ia64-protos.h
3215 (ia64_vms_output_aligned_decl_common): Declare.
3216 (ia64_vms_elf_asm_named_section): Declare.
3218 2009-08-27 Michael Matz <matz@suse.de>
3220 * expr.c (expand_expr_real_2): New function taking exploded
3221 unary or binary expression, split out from ...
3222 (expand_expr_real_1): ... here. Move over all unary/binary
3223 switch parts to above function, in particular these codes:
3224 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
3225 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
3226 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
3227 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
3228 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
3229 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
3230 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
3231 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
3232 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
3233 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
3234 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
3235 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
3236 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
3237 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
3238 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
3239 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
3240 VEC_PACK_FIX_TRUNC_EXPR.
3241 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
3244 2009-08-27 Richard Guenther <rguenther@suse.de>
3246 * gengtype.c (main): Handle uint64_t.
3247 * ipa-utils.c (get_base_var): Indent properly.
3248 * tree-ssa-live.c (debug_scope_block): New function.
3249 * tree-flow.h (debug_scope_block): Declare.
3250 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
3251 * basic-block.h (enum profile_status): Rename to
3252 enum profile_status_d.
3253 (x_profile_status): Adjust type.
3255 2009-08-27 Dodji Seketeli <dodji@redhat.com>
3258 * dwarf2out.c (get_context_die): Declare this static function.
3259 (gen_type_die_with_usage): Make sure a DIE is a generated for
3260 the context of a typedef.
3262 2009-08-26 Anatoly Sokolov <aesok@post.ru>
3264 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
3267 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
3269 * config/mips/mips-protos.h (mips_output_sync): Declare.
3270 (mips_sync_loop_insns): Likewise.
3271 (mips_output_sync_loop): Replace first two parameters with an rtx.
3272 * config/mips/mips.c (mips_multi_member): New structure.
3273 (mips_multi_members): New variable.
3274 (mips_multi_start): New function.
3275 (mips_multi_add): Likewise.
3276 (mips_multi_add_insn): Likewise.
3277 (mips_multi_add_label): Likewise.
3278 (mips_multi_last_index): Likewise.
3279 (mips_multi_copy_insn): Likewise.
3280 (mips_multi_set_operand): Likewise.
3281 (mips_multi_write): Likewise.
3282 (mips_print_operand_punctuation): Remove '%|' and '%-'.
3283 (mips_init_print_operand_punct): Update accordingly.
3284 (mips_start_ll_sc_sync_block): New function.
3285 (mips_end_ll_sc_sync_block): Likewise.
3286 (mips_output_sync): Likewise.
3287 (mips_sync_insn1_template): Likewise.
3288 (mips_sync_insn2_template): Likewise.
3289 (mips_get_sync_operand): Likewise.
3290 (mips_process_sync_loop): Likewise.
3291 (mips_output_sync_loop): Use mips_process_sync_loop.
3292 (mips_sync_loop_insns): New function.
3293 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
3294 (MIPS_COMPARE_AND_SWAP_12): Likewise.
3295 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
3296 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
3297 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
3298 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
3299 (MIPS_SYNC_OLD_OP_12): Likewise.
3300 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
3301 (MIPS_SYNC_NEW_OP_12): Likewise.
3302 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
3303 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
3304 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
3305 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
3306 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
3307 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
3308 * config/mips/mips.md (sync_mem): New attribute.
3309 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
3310 (sync_exclusive_mask, sync_required_oldval): Likewise.
3311 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
3312 (sync_release_barrier): Likewise.
3313 (length): Handle sync loops.
3314 (sync): Use mips_output_sync.
3315 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
3316 (sync_compare_and_swap<mode>): Set the new sync_* attributes
3317 and use mips_output_sync_loop.
3318 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
3319 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
3320 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
3321 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
3322 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
3323 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
3324 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
3325 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
3326 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
3328 2009-08-26 Richard Guenther <rguenther@suse.de>
3331 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
3332 the types to not match.
3333 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
3335 * tree-ssa.c (useless_type_conversion_p): Conversions to
3336 pointers to unprototyped functions are useless.
3338 2009-08-26 Richard Guenther <rguenther@suse.de>
3340 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
3341 whole-program condition, prepare to be called for non-globals.
3342 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
3343 params build a representative with known type and track its fields.
3345 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
3347 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
3348 clearing by a taken branch.
3349 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
3350 effectively after bbro pass.
3351 (sync_nand<mode>): Ditto.
3352 (sync_old_<fetchop_name><mode>): Ditto.
3353 (sync_old_nand<mode>): Ditto.
3354 (sync_new_<fetchop_name><mode>): Dito.
3355 (sync_new_nand<mode>): Ditto.
3356 (sync_compare_and_swap<mode>_1): Ditto.
3357 (*sync_compare_and_swap<mode>): Ditto.
3358 (sync_lock_test_and_set<mode>_1): Ditto.
3359 ("sync_lock_test_and_set<mode>): Ditto.
3361 2009-08-25 Douglas B Rupp <rupp@gnat.com>
3363 * hwint.h (HOST_LONG_FORMAT): New macro
3364 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
3365 Use HOST_PTR_PRINTF.
3366 * system.h (HOST_PTR_PRINTF): Resurrect old macro
3367 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
3368 (HOST_PTR_PRINTF): Document.
3370 2009-08-25 Jan Hubicka <jh@suse.cz>
3372 * config/i386/bmmintrin.h: Replace by #error.
3375 Michael Meissner <michael.meissner@amd.com>
3376 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3377 Tony Linthicum <tony.linthicum@amd.com>
3379 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3380 (TARGET_ROUND): New macro for the round/ptest instructions which
3381 are shared between SSE4.1 and SSE5.
3382 (OPTION_MASK_ISA_ROUND): Ditto.
3383 (OPTION_ISA_ROUND): Ditto.
3384 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3385 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3387 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3388 (-mfused-madd): New switch to give users control over whether the
3389 compiler optimizes to use the multiply/add SSE5 instructions.
3391 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
3392 (ix86_handle_option): Turn off 3dnow if -msse5.
3393 (override_options): Add SSE5 support.
3394 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3396 (ix86_expand_sse_movcc): Add SSE5 support.
3397 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3398 vector type to the next largest size.
3399 (ix86_expand_sse5_pack): New function to use pperm to pack a
3400 vector type to the next smallest size.
3401 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3402 (IX86_BUILTIN_FMADDSD): Ditto.
3403 (IX86_BUILTIN_FMADDPS): Ditto.
3404 (IX86_BUILTIN_FMADDPD): Ditto.
3405 (IX86_BUILTIN_FMSUBSS): Ditto.
3406 (IX86_BUILTIN_FMSUBSD): Ditto.
3407 (IX86_BUILTIN_FMSUBPS): Ditto.
3408 (IX86_BUILTIN_FMSUBPD): Ditto.
3409 (IX86_BUILTIN_FNMADDSS): Ditto.
3410 (IX86_BUILTIN_FNMADDSD): Ditto.
3411 (IX86_BUILTIN_FNMADDPS): Ditto.
3412 (IX86_BUILTIN_FNMADDPD): Ditto.
3413 (IX86_BUILTIN_FNMSUBSS): Ditto.
3414 (IX86_BUILTIN_FNMSUBSD): Ditto.
3415 (IX86_BUILTIN_FNMSUBPS): Ditto.
3416 (IX86_BUILTIN_FNMSUBPD): Ditto.
3417 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3418 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3419 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3420 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3421 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3422 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3423 (IX86_BUILTIN_PPERM): Ditto.
3424 (IX86_BUILTIN_PERMPS): Ditto.
3425 (IX86_BUILTIN_PERMPD): Ditto.
3426 (IX86_BUILTIN_PMACSSWW): Ditto.
3427 (IX86_BUILTIN_PMACSWW): Ditto.
3428 (IX86_BUILTIN_PMACSSWD): Ditto.
3429 (IX86_BUILTIN_PMACSWD): Ditto.
3430 (IX86_BUILTIN_PMACSSDD): Ditto.
3431 (IX86_BUILTIN_PMACSDD): Ditto.
3432 (IX86_BUILTIN_PMACSSDQL): Ditto.
3433 (IX86_BUILTIN_PMACSSDQH): Ditto.
3434 (IX86_BUILTIN_PMACSDQL): Ditto.
3435 (IX86_BUILTIN_PMACSDQH): Ditto.
3436 (IX86_BUILTIN_PMADCSSWD): Ditto.
3437 (IX86_BUILTIN_PMADCSWD): Ditto.
3438 (IX86_BUILTIN_PHADDBW): Ditto.
3439 (IX86_BUILTIN_PHADDBD): Ditto.
3440 (IX86_BUILTIN_PHADDBQ): Ditto.
3441 (IX86_BUILTIN_PHADDWD): Ditto.
3442 (IX86_BUILTIN_PHADDWQ): Ditto.
3443 (IX86_BUILTIN_PHADDDQ): Ditto.
3444 (IX86_BUILTIN_PHADDUBW): Ditto.
3445 (IX86_BUILTIN_PHADDUBD): Ditto.
3446 (IX86_BUILTIN_PHADDUBQ): Ditto.
3447 (IX86_BUILTIN_PHADDUWD): Ditto.
3448 (IX86_BUILTIN_PHADDUWQ): Ditto.
3449 (IX86_BUILTIN_PHADDUDQ): Ditto.
3450 (IX86_BUILTIN_PHSUBBW): Ditto.
3451 (IX86_BUILTIN_PHSUBWD): Ditto.
3452 (IX86_BUILTIN_PHSUBDQ): Ditto.
3453 (IX86_BUILTIN_PROTB): Ditto.
3454 (IX86_BUILTIN_PROTW): Ditto.
3455 (IX86_BUILTIN_PROTD): Ditto.
3456 (IX86_BUILTIN_PROTQ): Ditto.
3457 (IX86_BUILTIN_PROTB_IMM): Ditto.
3458 (IX86_BUILTIN_PROTW_IMM): Ditto.
3459 (IX86_BUILTIN_PROTD_IMM): Ditto.
3460 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3461 (IX86_BUILTIN_PSHLB): Ditto.
3462 (IX86_BUILTIN_PSHLW): Ditto.
3463 (IX86_BUILTIN_PSHLD): Ditto.
3464 (IX86_BUILTIN_PSHLQ): Ditto.
3465 (IX86_BUILTIN_PSHAB): Ditto.
3466 (IX86_BUILTIN_PSHAW): Ditto.
3467 (IX86_BUILTIN_PSHAD): Ditto.
3468 (IX86_BUILTIN_PSHAQ): Ditto.
3469 (IX86_BUILTIN_FRCZSS): Ditto.
3470 (IX86_BUILTIN_FRCZSD): Ditto.
3471 (IX86_BUILTIN_FRCZPS): Ditto.
3472 (IX86_BUILTIN_FRCZPD): Ditto.
3473 (IX86_BUILTIN_CVTPH2PS): Ditto.
3474 (IX86_BUILTIN_CVTPS2PH): Ditto.
3475 (IX86_BUILTIN_COMEQSS): Ditto.
3476 (IX86_BUILTIN_COMNESS): Ditto.
3477 (IX86_BUILTIN_COMLTSS): Ditto.
3478 (IX86_BUILTIN_COMLESS): Ditto.
3479 (IX86_BUILTIN_COMGTSS): Ditto.
3480 (IX86_BUILTIN_COMGESS): Ditto.
3481 (IX86_BUILTIN_COMUEQSS): Ditto.
3482 (IX86_BUILTIN_COMUNESS): Ditto.
3483 (IX86_BUILTIN_COMULTSS): Ditto.
3484 (IX86_BUILTIN_COMULESS): Ditto.
3485 (IX86_BUILTIN_COMUGTSS): Ditto.
3486 (IX86_BUILTIN_COMUGESS): Ditto.
3487 (IX86_BUILTIN_COMORDSS): Ditto.
3488 (IX86_BUILTIN_COMUNORDSS): Ditto.
3489 (IX86_BUILTIN_COMFALSESS): Ditto.
3490 (IX86_BUILTIN_COMTRUESS): Ditto.
3491 (IX86_BUILTIN_COMEQSD): Ditto.
3492 (IX86_BUILTIN_COMNESD): Ditto.
3493 (IX86_BUILTIN_COMLTSD): Ditto.
3494 (IX86_BUILTIN_COMLESD): Ditto.
3495 (IX86_BUILTIN_COMGTSD): Ditto.
3496 (IX86_BUILTIN_COMGESD): Ditto.
3497 (IX86_BUILTIN_COMUEQSD): Ditto.
3498 (IX86_BUILTIN_COMUNESD): Ditto.
3499 (IX86_BUILTIN_COMULTSD): Ditto.
3500 (IX86_BUILTIN_COMULESD): Ditto.
3501 (IX86_BUILTIN_COMUGTSD): Ditto.
3502 (IX86_BUILTIN_COMUGESD): Ditto.
3503 (IX86_BUILTIN_COMORDSD): Ditto.
3504 (IX86_BUILTIN_COMUNORDSD): Ditto.
3505 (IX86_BUILTIN_COMFALSESD): Ditto.
3506 (IX86_BUILTIN_COMTRUESD): Ditto.
3507 (IX86_BUILTIN_COMEQPS): Ditto.
3508 (IX86_BUILTIN_COMNEPS): Ditto.
3509 (IX86_BUILTIN_COMLTPS): Ditto.
3510 (IX86_BUILTIN_COMLEPS): Ditto.
3511 (IX86_BUILTIN_COMGTPS): Ditto.
3512 (IX86_BUILTIN_COMGEPS): Ditto.
3513 (IX86_BUILTIN_COMUEQPS): Ditto.
3514 (IX86_BUILTIN_COMUNEPS): Ditto.
3515 (IX86_BUILTIN_COMULTPS): Ditto.
3516 (IX86_BUILTIN_COMULEPS): Ditto.
3517 (IX86_BUILTIN_COMUGTPS): Ditto.
3518 (IX86_BUILTIN_COMUGEPS): Ditto.
3519 (IX86_BUILTIN_COMORDPS): Ditto.
3520 (IX86_BUILTIN_COMUNORDPS): Ditto.
3521 (IX86_BUILTIN_COMFALSEPS): Ditto.
3522 (IX86_BUILTIN_COMTRUEPS): Ditto.
3523 (IX86_BUILTIN_COMEQPD): Ditto.
3524 (IX86_BUILTIN_COMNEPD): Ditto.
3525 (IX86_BUILTIN_COMLTPD): Ditto.
3526 (IX86_BUILTIN_COMLEPD): Ditto.
3527 (IX86_BUILTIN_COMGTPD): Ditto.
3528 (IX86_BUILTIN_COMGEPD): Ditto.
3529 (IX86_BUILTIN_COMUEQPD): Ditto.
3530 (IX86_BUILTIN_COMUNEPD): Ditto.
3531 (IX86_BUILTIN_COMULTPD): Ditto.
3532 (IX86_BUILTIN_COMULEPD): Ditto.
3533 (IX86_BUILTIN_COMUGTPD): Ditto.
3534 (IX86_BUILTIN_COMUGEPD): Ditto.
3535 (IX86_BUILTIN_COMORDPD): Ditto.
3536 (IX86_BUILTIN_COMUNORDPD): Ditto.
3537 (IX86_BUILTIN_COMFALSEPD): Ditto.
3538 (IX86_BUILTIN_COMTRUEPD): Ditto.
3539 (IX86_BUILTIN_PCOMEQUB): Ditto.
3540 (IX86_BUILTIN_PCOMNEUB): Ditto.
3541 (IX86_BUILTIN_PCOMLTUB): Ditto.
3542 (IX86_BUILTIN_PCOMLEUB): Ditto.
3543 (IX86_BUILTIN_PCOMGTUB): Ditto.
3544 (IX86_BUILTIN_PCOMGEUB): Ditto.
3545 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3546 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3547 (IX86_BUILTIN_PCOMEQUW): Ditto.
3548 (IX86_BUILTIN_PCOMNEUW): Ditto.
3549 (IX86_BUILTIN_PCOMLTUW): Ditto.
3550 (IX86_BUILTIN_PCOMLEUW): Ditto.
3551 (IX86_BUILTIN_PCOMGTUW): Ditto.
3552 (IX86_BUILTIN_PCOMGEUW): Ditto.
3553 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3554 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3555 (IX86_BUILTIN_PCOMEQUD): Ditto.
3556 (IX86_BUILTIN_PCOMNEUD): Ditto.
3557 (IX86_BUILTIN_PCOMLTUD): Ditto.
3558 (IX86_BUILTIN_PCOMLEUD): Ditto.
3559 (IX86_BUILTIN_PCOMGTUD): Ditto.
3560 (IX86_BUILTIN_PCOMGEUD): Ditto.
3561 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3562 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3563 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3564 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3565 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3566 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3567 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3568 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3569 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3570 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3571 (IX86_BUILTIN_PCOMEQB): Ditto.
3572 (IX86_BUILTIN_PCOMNEB): Ditto.
3573 (IX86_BUILTIN_PCOMLTB): Ditto.
3574 (IX86_BUILTIN_PCOMLEB): Ditto.
3575 (IX86_BUILTIN_PCOMGTB): Ditto.
3576 (IX86_BUILTIN_PCOMGEB): Ditto.
3577 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3578 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3579 (IX86_BUILTIN_PCOMEQW): Ditto.
3580 (IX86_BUILTIN_PCOMNEW): Ditto.
3581 (IX86_BUILTIN_PCOMLTW): Ditto.
3582 (IX86_BUILTIN_PCOMLEW): Ditto.
3583 (IX86_BUILTIN_PCOMGTW): Ditto.
3584 (IX86_BUILTIN_PCOMGEW): Ditto.
3585 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3586 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3587 (IX86_BUILTIN_PCOMEQD): Ditto.
3588 (IX86_BUILTIN_PCOMNED): Ditto.
3589 (IX86_BUILTIN_PCOMLTD): Ditto.
3590 (IX86_BUILTIN_PCOMLED): Ditto.
3591 (IX86_BUILTIN_PCOMGTD): Ditto.
3592 (IX86_BUILTIN_PCOMGED): Ditto.
3593 (IX86_BUILTIN_PCOMFALSED): Ditto.
3594 (IX86_BUILTIN_PCOMTRUED): Ditto.
3595 (IX86_BUILTIN_PCOMEQQ): Ditto.
3596 (IX86_BUILTIN_PCOMNEQ): Ditto.
3597 (IX86_BUILTIN_PCOMLTQ): Ditto.
3598 (IX86_BUILTIN_PCOMLEQ): Ditto.
3599 (IX86_BUILTIN_PCOMGTQ): Ditto.
3600 (IX86_BUILTIN_PCOMGEQ): Ditto.
3601 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3602 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3603 (enum multi_arg_type): New enum for describing the various SSE5
3604 intrinsic argument types.
3605 (bdesc_multi_arg): New table for SSE5 intrinsics.
3606 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3607 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3609 (ix86_expand_builtin): Add SSE5 intrinsic support.
3610 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3611 operand instructions.
3612 (ix86_expand_sse5_multiple_memory): New function to split the
3613 second memory reference from SSE5 instructions.
3614 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3615 (ix86_return_pops_args): Use stdarg_p to determine if the function
3616 has variable arguments.
3617 (ix86_setup_incoming_varargs): Ditto.
3618 (x86_this_parameter): Ditto.
3620 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3622 (ix86_expand_sse5_pack): Ditto.
3623 (ix86_sse5_valid_op_p): Ditto.
3624 (ix86_expand_sse5_multiple_memory): Ditto.
3626 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3627 constant for SSE5 support.
3628 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3629 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3630 (UNSPEC_SSE5_PERMUTE): Ditto.
3631 (UNSPEC_SSE5_ASHIFT): Ditto.
3632 (UNSPEC_SSE5_LSHIFT): Ditto.
3633 (UNSPEC_FRCZ): Ditto.
3634 (UNSPEC_CVTPH2PS): Ditto.
3635 (UNSPEC_CVTPS2PH): Ditto.
3636 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3638 (COM_FALSE_S): Ditto.
3639 (COM_FALSE_P): Ditto.
3640 (COM_TRUE_S): Ditto.
3641 (COM_TRUE_P): Ditto.
3642 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3643 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3645 (memory attribute): Ditto.
3646 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3647 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3648 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3649 (floor<mode>2): Ditto.
3650 (ceil<mode>2): Ditto.
3651 (btrunc<mode>2): Ditto.
3652 (nearbyintdf2): Ditto.
3653 (nearbyintsf2): Ditto.
3654 (sse_setccsf): Disable if SSE5.
3655 (sse_setccdf): Ditto.
3656 (sse5_setcc<mode>): New support for SSE5 conditional move.
3657 (sse5_pcmov_<mode>): Ditto.
3659 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3661 (SSEMODEF2P): Ditto.
3662 (ssemodesuffixf4): New mode attribute for SSE5.
3663 (ssemodesuffixf2s): Ditto.
3664 (ssemodesuffixf2c): Ditto.
3665 (sserotatemax): Ditto.
3666 (ssescalarmode): Ditto.
3667 (sse_maskcmpv4sf3): Disable if SSE5.
3668 (sse_maskcmpv2df3): Ditto.
3669 (sse_vmmaskcmpv4sf3): Ditto.
3670 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
3671 (sse5_vmfmadd<mode>4): Ditto.
3672 (sse5_fmsub<mode>4): Ditto.
3673 (sse5_vmfmsub<mode>4): Ditto.
3674 (sse5_fnmadd<mode>4): Ditto.
3675 (sse5_vmfnmadd<mode>4): Ditto.
3676 (sse5_fnmsub<mode>4): Ditto.
3677 (sse5_vmfnmsub<mode>4): Ditto.
3678 (sse5i_fmadd<mode>4): Ditto.
3679 (sse5i_fmsub<mode>4): Ditto.
3680 (sse5i_fnmadd<mode>4): Ditto.
3681 (sse5i_fnmsub<mode>4): Ditto.
3682 (sse5i_vmfmadd<mode>4): Ditto.
3683 (sse5i_vmfmsub<mode>4): Ditto.
3684 (sse5i_vmfnmadd<mode>4): Ditto.
3685 (sse5i_vmfnmsub<mode>4): Ditto.
3686 (mulv16qi3): Add SSE5 support.
3688 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
3689 (sse2_mulv4si3): Disable if SSE5.
3690 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
3691 (sse4_1_roundps): Ditto.
3692 (sse4_1_roundsd): Ditto.
3693 (sse4_1_roundss): Ditto.
3694 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
3696 (sse_maskcmpsf3): Ditto.
3697 (sse_vmmaskcmpv4sf3): Ditto.
3698 (sse2_maskcmpv2df3): Ditto.
3699 (sse2_maskcmpdf3): Ditto.
3700 (sse2_vmmaskcmpv2df3): Ditto.
3701 (sse2_eq<mode>3): Ditto.
3702 (sse2_gt<mode>3): Ditto.
3703 (sse5_pcmov_<mode>): Add SSE5 support.
3704 (vec_unpacku_hi_v16qi): Ditto.
3705 (vec_unpacks_hi_v16qi): Ditto.
3706 (vec_unpacku_lo_v16qi): Ditto.
3707 (vec_unpacks_lo_v16qi): Ditto.
3708 (vec_unpacku_hi_v8hi): Ditto.
3709 (vec_unpacks_hi_v8hi): Ditto.
3710 (vec_unpacku_lo_v8hi): Ditto.
3711 (vec_unpacks_lo_v8hi): Ditto.
3712 (vec_unpacku_hi_v4si): Ditto.
3713 (vec_unpacks_hi_v4si): Ditto.
3714 (vec_unpacku_lo_v4si): Ditto.
3715 (vec_unpacks_lo_v4si): Ditto.
3716 (sse5_pmacsww): New SSE5 intrinsic insn.
3717 (sse5_pmacssww): Ditto.
3718 (sse5_pmacsdd): Ditto.
3719 (sse5_pmacssdd): Ditto.
3720 (sse5_pmacssdql): Ditto.
3721 (sse5_pmacssdqh): Ditto.
3722 (sse5_pmacsdqh): Ditto.
3723 (sse5_pmacsswd): Ditto.
3724 (sse5_pmacswd): Ditto.
3725 (sse5_pmadcsswd): Ditto.
3726 (sse5_pmadcswd): Ditto.
3727 (sse5_pcmov_<move>): Conditional move support on SSE5.
3728 (sse5_phaddbw): New SSE5 intrinsic insn.
3729 (sse5_phaddbd): Ditto.
3730 (sse5_phaddbq): Ditto.
3731 (sse5_phaddwd): Ditto.
3732 (sse5_phaddwq): Ditto.
3733 (sse5_phadddq): Ditto.
3734 (sse5_phaddubw): Ditto.
3735 (sse5_phaddubd): Ditto.
3736 (sse5_phaddubq): Ditto.
3737 (sse5_phadduwd): Ditto.
3738 (sse5_phadduwq): Ditto.
3739 (sse5_phaddudq): Ditto.
3740 (sse5_phsubbw): Ditto.
3741 (sse5_phsubwd): Ditto.
3742 (sse5_phsubdq): Ditto.
3743 (sse5_pperm): Ditto.
3744 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
3745 (sse5_pperm_zero_v16qi_v8hi): Ditto.
3746 (sse5_pperm_sign_v8hi_v4si): Ditto.
3747 (sse5_pperm_zero_v8hi_v4si): Ditto.
3748 (sse5_pperm_sign_v4si_v2di): Ditto.
3749 (sse5_pperm_sign_v4si_v2di): Ditto.
3750 (sse5_pperm_pack_v2di_v4si): Ditto.
3751 (sse5_pperm_pack_v4si_v8hi): Ditto.
3752 (sse5_pperm_pack_v8hi_v16qi): Ditto.
3753 (sse5_perm<mode>): New SSE5 intrinsic insn.
3754 (rotl<mode>3): Ditto.
3755 (sse5_rotl<mode>3): Ditto.
3756 (sse5_ashl<mode>3): Ditto.
3757 (sse5_lshl<mode>3): Ditto.
3758 (sse5_frcz<mode>2): Ditto.
3759 (sse5s_frcz<mode>2): Ditto.
3760 (sse5_cvtph2ps): Ditto.
3761 (sse5_cvtps2ph): Ditto.
3762 (sse5_vmmaskcmp<mode>3): Ditto.
3763 (sse5_com_tf<mode>3): Ditto.
3764 (sse5_maskcmp<mode>3): Ditto.
3765 (sse5_maskcmp_uns<mode>3): Ditto.
3766 (sse5_maskcmp_uns2<mode>3): Ditto.
3767 (sse5_pcom_tf<mode>3): Ditto.
3769 * config/i386/predicates.md (sse5_comparison_float_operator):
3770 New predicate to match the comparison operators supported by
3771 the SSE5 com instruction.
3772 (ix86_comparison_int_operator): New predicate to match just the
3773 signed int comparisons.
3774 (ix86_comparison_uns_operator): New predicate to match just the
3775 unsigned int comparisons.
3777 * doc/invoke.texi (-msse5): Add documentation.
3778 (-mfused-madd): Ditto.
3780 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
3782 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
3784 (x86_64-*-*): Ditto.
3786 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
3788 * config/i386/bmmintrin.h: New file, provide common x86 compiler
3789 intrinisics for SSE5.
3791 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
3794 * config/i386/mmintrin-common.h: New file, to contain common
3795 instructions between SSE4.1 and SSE5.
3797 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
3798 FOREACH_FUNCTION_ARGS to iterate over the argument list.
3799 (gen_regparm_prefix): Ditto.
3801 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
3802 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
3803 prototype_p to determine if a function is prototyped.
3805 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
3807 * c-common.c (c_common_reswords) add the alignof keyword,
3808 with same RID as __alignof and __alignof__
3810 2009-08-25 Anatoly Sokolov <aesok@post.ru>
3812 * hooks.h (hook_bool_const_int_const_int_true): Declare.
3813 * hooks.c (hook_bool_const_int_const_int_true): New function.
3814 * target.h (struct gcc_target): Add can_eliminate field.
3815 * target-def.h (TARGET_CAN_ELIMINATE): Define.
3816 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
3817 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
3818 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
3819 (elim_table): Revise comment.
3820 * system.h (CAN_ELIMINATE): Poison.
3821 * defaults.h (CAN_ELIMINATE): Remove.
3822 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
3824 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
3825 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
3827 (alpha_vms_can_eliminate): Declare as static, change return type to
3829 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
3831 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
3832 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
3833 (arm_can_eliminate): New function.
3835 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
3836 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
3837 (avr_can_eliminate): Declare as static.
3838 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
3840 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
3841 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
3842 (bfin_can_eliminate): New function.
3844 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
3845 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
3846 (crx_can_eliminate): New function.
3848 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
3849 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
3850 (fr30_can_eliminate): New function.
3852 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
3853 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
3854 (frv_can_eliminate): New function.
3856 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
3857 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
3858 (h8300_can_eliminate): New function.
3860 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
3861 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
3862 (i386_can_eliminate): Declare as static, change return type to bool.
3863 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
3865 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
3866 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
3867 (ia64_can_eliminate): New function.
3869 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
3870 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
3871 (iq2000_can_eliminate): New function.
3873 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
3874 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
3875 (m32r_can_eliminate): New function.
3877 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
3878 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
3879 (m68hc11_can_eliminate): New function.
3881 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
3882 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
3883 (m68k_can_eliminate): New function.
3885 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
3886 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
3887 (mep_can_eliminate): New function.
3889 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
3890 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
3891 (mips_can_eliminate): New function.
3893 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
3894 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
3895 (rs6000_can_eliminate): New function.
3897 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
3898 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
3899 (s390_can_eliminate): Declare as static.
3900 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
3902 * config/score/score.h (CAN_ELIMINATE): Remove macro.
3903 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
3904 (score_can_eliminate): New function.
3906 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
3907 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
3908 (sparc_can_eliminate): Declare as static.
3909 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
3911 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
3912 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
3913 (xstormy16_can_eliminate): New function.
3915 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
3916 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
3917 (v850_can_eliminate): New function.
3919 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
3921 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
3922 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
3923 (*movdfcc_ext[1234]): Disable for IEEE mode.
3925 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
3927 * gimplify.c (prepare_gimple_addressable): New static function.
3928 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
3930 (gimplify_addr_expr): Invoke it similarly on the operand instead of
3931 manually fiddling with it.
3933 2009-08-25 Michael Matz <matz@suse.de>
3935 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
3936 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
3938 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
3939 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
3940 (do_jump): Split out code for simple binary comparisons into ...
3941 (do_jump_1): ... this, taking the individual operands and code.
3942 Change callers to helper function above accordingly.
3943 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
3946 2009-08-25 Michael Matz <matz@suse.de>
3948 * expr.h (struct separate_ops, sepops): New type for passing
3949 around an exploded simple expression.
3950 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
3951 Use this structure instead of expression tree.
3952 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
3953 expression, only its type.
3954 (expand_vec_cond_expr): Take type and individual operands instead
3956 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
3957 expand_vec_shift_expr): Change prototype accordingly.
3958 * tree-vect-stmts.c (vectorizable_condition): Change call of
3959 expand_vec_cond_expr_p to pass only type.
3960 * expr.c (do_store_flags): Change prototype and implementation
3961 to take an exploded expression.
3962 (expand_expr_real_1): New local ops initialized with details
3963 of the full expression. Use it instead of full
3964 expression in calls to do_store_flags, expand_vec_cond_expr,
3965 expand_widen_pattern_expr and expand_vec_shift_expr.
3967 2009-08-25 Michael Matz <matz@suse.de>
3969 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
3970 treeop2 initialized with first three operands of the full expression.
3971 Substitute all TREE_OPERAND (exp, [012]) calls with them.
3973 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
3975 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
3976 (__gthread_objc_condition_allocate): Mark arguments as unused.
3977 (__gthread_objc_condition_deallocate): Likewise.
3978 (__gthread_objc_condition_wait): Likewise.
3979 (__gthread_objc_condition_broadcast): Likewise.
3980 (__gthread_objc_condition_signal): Likewise.
3981 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
3982 (__gthread_objc_thread_id): Likewise.
3984 2009-08-25 Janus Weil <janus@gcc.gnu.org>
3987 * tree-pretty-print.c (print_call_name): Print the correct call name
3988 for procedure pointer components.
3990 2009-08-24 Steve Ellcey <sje@cup.hp.com>
3992 * config/ia64/ia64.c (ia64_promote_function_mode): Call
3993 default_promote_function_mode when not VMS.
3995 2009-08-24 Olivier Hainque <hainque@adacore.com>
3997 * convert.c (convert_to_integer): Don't assume an input pointer is
3998 POINTER_SIZE wide. Fetch from the type instead.
4000 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4002 * configure.ac (AC_PREREQ): Bump to 2.64.
4004 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
4006 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
4007 (process_command): Don't search standard_exec_prefix_1 and
4008 standard_exec_prefix_2.
4010 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4012 * config/arm/arm.c (output_return_instruction): Handle for
4015 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4017 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
4019 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4021 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
4022 (*arm_movdf_vfp): Likewise.
4024 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4026 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
4027 (vashr<mode>3): Rename from ashr<mode>3.
4028 (vlshr<mode>3): Rename from lshr<mode>3.
4030 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
4033 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
4034 (check_format_info_main): Use scalar_identify_flag.
4035 (check_format_types): Check for scalar size identity if
4036 scalar_identify_flag is set.
4037 (printf_length_specs): Extend by new field.
4038 (asm_fprintf_length_specs): Likewise.
4039 (gcc_diag_length_specs): Likewise.
4040 (scanf_length_specs): Likewise.
4041 (strfmon_length_specs): Likewise.
4042 (gcc_gfc_length_specs): Likewise.
4043 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
4044 (ms_printf_flag_specs): Likewise.
4045 * c-format.h (format_length_info): Add new member scalar_identity_flag.
4047 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
4050 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
4051 (*call_value_pop_1): Ditto.
4052 (*sibcall_pop_1): New insn pattern.
4053 (*sibcall_value_pop_1): Ditto.
4055 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4058 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
4061 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4064 * fwprop.c (try_fwprop_subst): Allow multiple sets.
4065 (get_reg_use_in): New function.
4066 (forward_propagate_subreg): Propagate through subreg of zero_extend
4069 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
4071 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
4072 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4074 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4076 * configure.ac: Remove --with-datarootdir, --with-docdir,
4077 --with-htmldir switches. No need to call AC_SUBST for
4078 datarootdir, docdir, htmldir any more.
4079 * configure: Regenerate.
4080 * doc/install.texi (Configuration): Document --datarootdir,
4081 --docdir, --htmldir, --pdfdir; update documentation for
4082 --infodir, --mandir.
4083 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
4086 * aclocal.m4: Regenerate.
4087 * config.in: Regenerate.
4088 * configure: Regenerate.
4090 2009-08-21 Douglas B Rupp <rupp@gnat.com>
4091 Olivier Hainque <hainque@adacore.com>
4093 * config/ia64/ia64.c: Include libfuncs.h.
4094 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
4095 (ia64_expand_call): Use reg 25 on VMS.
4096 (ia64_initialize_trampoline): Fix for VMS ABI.
4097 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
4098 (ia64_function_arg): Initialize reg 25 on VMS.
4099 Fix OpenVMS ABI issues for varargs.
4100 For OpenVMS, emit the Argument Information register set in the
4101 incoming/sibcall case as well.
4102 (ia64_arg_type): New function.
4103 (ia64_function_arg_advance): Keep track of cum->words.
4104 Fix OpenVMS ABI issues for varargs.
4105 (ia64_function_value): On VMS, promote mode of non-aggregate types.
4106 (ia64_override_options): Set flag_no_common on VMS.
4107 (ia64_init_builtins): Disable FWRITE builtin.
4108 (ia64_asm_output_external): Call DO_CRTL_NAMES.
4109 (ia64_vms_init_libfuncs): Add decc$ routines.
4110 (ia64_vms_valid_pointer_mode): New function.
4111 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
4112 (ia64_promote_function_mode): New function
4113 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
4114 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
4115 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4116 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
4117 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
4118 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
4119 Suppress trailing '#' if VALUE is numeric.
4120 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
4121 ia64_promote_function_mode.
4122 (TARGET_VALID_POINTER_MODE): Define.
4124 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4127 * config/rs6000/rs6000.c (rs6000_override_options): Use
4128 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
4131 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
4132 reporting of vector + decimal/boolean/complex error.
4134 2009-08-21 Jakub Jelinek <jakub@redhat.com>
4136 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
4137 __vector double TYPE_DECL.
4139 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
4141 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
4142 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
4143 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
4144 to pointer to enum machine_mode. Update all callers as needed.
4146 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
4148 * config/alpha/alpha.md (exception_receiver): Emit alternative
4149 GP load sequence if flag_reorder_blocks_and_partition is set.
4150 (*exception_receiver_2): Also enable when
4151 flag_reorder_blocks_and_partition is set.
4153 2009-08-20 Matt Rice <ratmice@gmail.com>
4154 Diego Novillo <dnovillo@google.com>
4156 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
4159 2009-08-20 Richard Guenther <rguenther@suse.de>
4161 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
4162 * c-tree.h (c_dup_lang_specific_decl): Remove.
4163 (struct lang_decl, struct lang_type): Move definitions ...
4164 * c-lang.h: ... here. New file.
4165 * c-decl.c: Include c-lang.h.
4166 (c_dup_lang_specific_decl): Remove.
4167 * c-typeck.c: Include c-lang.h.
4168 * Makefile.in (c-decl.o): Add c-lang.h dependency.
4169 (c-typeck.o): Likewise.
4170 * c-config-lang.in (gtfiles): Add c-lang.h.
4171 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
4174 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
4176 * config/alpha/alpha.c (alpha_end_function): Do not clear
4177 crtl->emit structure and free insn locators if cfun->is_thunk is true,
4178 this is now handled in generic code.
4180 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4182 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
4183 (s390_z10_fix_long_loop_prediction): New function.
4184 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
4185 (s390_reorg): Walk over the INSNs and invoke
4186 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
4188 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4190 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
4191 "*brx_64bit", "*brx_31bit"): New patterns.
4192 * config/s390/s390.c ('E'): New output modifier.
4194 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4195 Richard Earnshaw <richard.earnshaw@arm.com>
4197 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
4198 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
4200 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4202 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
4204 * pa.c (emit_move_sequence): Check if address of operand1 is valid
4205 for mode mode of operand0 when doing secondary reload for SAR.
4207 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4210 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
4211 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
4213 2009-08-19 Jason Merrill <jason@redhat.com>
4215 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
4216 supported template depth in C++0x.
4218 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4220 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
4221 free_after_compilation.
4222 * config/score/score7.c (score7_output_mi_thunk): Likewise.
4223 * config/score/score3.c (score3_output_mi_thunk): Likewise.
4224 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4225 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4226 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4227 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4228 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4230 2009-08-19 Ian Lance Taylor <iant@google.com>
4232 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
4233 of (plus (mult (neg B) C) A).
4235 2009-08-18 Michael Matz <matz@suse.de>
4237 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
4238 instead of comparing TYPE_MAIN_VARIANT for equality.
4239 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
4240 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
4241 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
4242 * gimplify.c (goa_lhs_expr_p): Ditto and use
4243 STRIP_USELESS_TYPE_CONVERSION.
4245 2009-08-18 Michael Matz <matz@suse.de>
4247 * tree-ssa-structalias.c (create_variable_info_for): Also mark
4248 first field in a struct.
4249 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
4251 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4253 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4254 locators before emit_insn is called. Remove assert that
4256 (alpha_end_function): Clear crtl->emit structure and free insn
4257 locators if cfun->is_thunk is true.
4259 2009-08-18 Jason Merrill <jason@redhat.com>
4261 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
4263 * configure.ac: Test for it.
4264 * configure, config.in: Regenerate.
4265 * doc/install.texi: Document --enable-gnu-unique-object.
4267 2009-08-18 Richard Guenther <rguenther@suse.de>
4270 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
4271 pow(x,y*z) only if x is nonnegative.
4273 2009-08-18 Jakub Jelinek <jakub@redhat.com>
4275 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
4279 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
4280 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
4282 2009-08-17 DJ Delorie <dj@redhat.com>
4284 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
4285 * config/m32c/prologue.md (epilogue_freit): New.
4287 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
4288 (bank_switch_p): Likewise.
4289 (fast_interrupt_p): Likewise.
4290 (interrupt_p): Likewise.
4291 (m32c_conditional_register_usage): Round memregs size up.
4292 (need_to_save): We only need to save $a0 when we use ENTER.
4293 (interrupt_p): Check for fast_interrupt too.
4294 (bank_switch_p): New.
4295 (fast_interrupt_p): New.
4296 (m32c_attribute_table): Add bank_switch and fast_interrupt.
4297 (m32c_emit_prolog): Support bank switching and fast interrupts.
4298 * doc/extend.texi (Function Attributes): Add bank_switch and
4301 2009-08-17 Douglas B Rupp <rupp@gnat.com>
4303 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
4304 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
4306 2009-08-16 Douglas B Rupp <rupp@gnat.com>
4308 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
4309 (menu): Add IA-64/VMS Options.
4310 (IA-64/VMS Options): Likewise.
4312 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4315 * config/mips/mips.md (*lwxs): Use :P for pointer values.
4317 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4319 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
4320 (mips_pop_asm_switch): Likewise.
4321 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
4323 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4324 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
4325 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
4326 (mips_print_operand_punctuation): Use them. Check mips_noreorder
4327 instead of set_noreorder.
4328 (mips_output_function_prologue): Use the new functions.
4329 (mips_output_function_epilogue): Likewise.
4330 (mips_need_noat_wrapper_p): New function, split out from...
4331 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
4332 Use mips_push_asm_switch and mips_pop_asm_switch.
4333 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
4334 and mips_pop_asm_switch.
4335 (ASM_OUTPUT_REG_POP): Likewise.
4336 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
4337 Use mips_pop_asm_switch.
4338 (mips_asm_switch): New structure.
4339 (set_noreorder, set_nomacro): Replace with...
4340 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4341 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
4342 instead of set_nomacro.
4343 (fix_truncsfsi2_macro): Likewise.
4344 (cprestore): Likewise.
4345 (hazard): Use mips_noreorder instead of set_noreorder.
4346 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4348 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
4350 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
4351 from prev_active_insn.
4353 2009-08-16 Anatoly Sokolov <aesok@post.ru>
4355 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
4356 * config/avr/avr.c (avr_override_options): Initialize
4357 avr_current_arch variable.
4358 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
4359 __AVR_HAVE_16BIT_SP__ according to the device type.
4360 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
4362 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
4363 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
4365 2009-08-16 Dodji Seketeli <dodji@redhat.com>
4368 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
4369 generating inlined subroutine die only. We shouldn't be
4370 called for anything else.
4371 (gen_block_die): Don't generate inline subroutine debug info for
4374 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4376 * graphite-poly.c (print_pbb): Print PBB index.
4378 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4381 * graphite-interchange.c (ppl_max_for_le): Moved...
4382 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
4383 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
4384 ppl_Pointset_Powerset_C_Polyhedron_maximize.
4385 * graphite-ppl.h (ppl_max_for_le): Declared.
4387 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
4389 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
4390 supported on all platforms.
4391 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
4392 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
4393 * c-pragma.c: Likewise.
4394 * target-def.h (TARGET_INITIALIZER): Remove
4395 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4396 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4398 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4400 * config/ia64/fde-vms.c: New file.
4401 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
4402 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
4403 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
4404 (uw_frame_state_for): Only register a personality routine if it is
4405 known to be compatible with our expectations.
4406 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
4407 Declare unw_table_entry stack variable and
4408 mod all calls to _Unwind_FindTableEntry to add arg.
4409 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
4410 (_Unwind_FindTableEntry): Add arg to prototype.
4412 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
4414 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
4415 field 'signal_pfs_loc'.
4416 (uw_frame_state_for): Remove duplicate code dealing with leaf
4417 procedures without unwind info.
4418 If in the frame after unwinding through a signal handler, restore
4419 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
4420 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
4421 'pfs_loc' to the AR.PFS location in the signal context; instead
4422 set 'signal_pfs_loc'.
4423 Manually generate the unwind info for the AR.PFS register.
4424 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
4425 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
4426 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
4427 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
4428 instead set 'signal_pfs_loc'.
4429 Remove code preventing the AR.PFS register from being restored
4430 from the signal context.
4432 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4433 Tristan Gingold <gingold@adacore.com>
4435 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
4436 * config/ia64/t-vms: New file.
4437 * config/ia64/vms64.h: New file.
4438 * config/ia64/vms.h: New file.
4439 * config/ia64/vms-crtinit.asm: New file.
4440 * config/ia64/vms_symvec_libgcc_s.opt: New file.
4441 * config/ia64/vms-unwind.h: New file.
4443 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4445 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
4448 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4451 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
4453 * real.h (do_mpc_arg2): ... here.
4454 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
4457 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
4459 * final.c (add_debug_prefix_map): Don't use GC memory for
4460 old_prefix and new_prefix.
4462 2009-08-14 Richard Guenther <rguenther@suse.de>
4464 * ipa-prop.c (compute_complex_pass_through): If we cannot
4465 compute a non-varying offset for IPA_JF_ANCESTOR punt.
4467 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4469 * c-lex.c (c_lex_with_flags): Increase size of local variable
4470 to avoid memory clobber.
4472 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
4475 * config/i386/i386.c (ix86_fp_comparison_strategy):
4476 Only enable/disable sahf at function granularity.
4478 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
4480 PR rtl-optimization/41064
4481 * reload1.c (reload_as_needed): Don't call extract_insn
4482 for known invalid replacements after calling
4483 validate_replace_rtx_group and verify_changes.
4485 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4488 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
4489 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
4490 ix86_expand_fp_vcond.
4491 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
4492 Assert that operation is supported by ix86_expand_int_vcond.
4493 (vcondu<SSEMODE124C8:mode>): Ditto.
4495 2009-08-13 DJ Delorie <dj@redhat.com>
4497 * config/i386/djgpp-stdint.h: New.
4498 * config.gcc (djgpp): Use it.
4500 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
4502 * config/sh/sh.c (sh_override_options): When flag_exceptions or
4503 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
4505 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
4507 * tree-ssa-loop-prefetch.c
4508 (prune_ref_by_group_reuse): Enhance probabilistic analysis
4509 for long-stride pruning.
4510 (compute_miss_rate): New function to compute the probability
4511 that two memory references access different cache lines.
4513 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
4515 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
4517 2009-08-13 Richard Guenther <rguenther@suse.de>
4520 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
4521 use the constant pointer type.
4522 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
4523 of CV qualifiers on the target pointer type.
4524 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
4525 conversion check before restrict check.
4527 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4530 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
4532 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4534 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
4536 2009-08-12 Richard Guenther <rguenther@suse.de>
4538 PR tree-optimization/41011
4539 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
4540 and reference constructing.
4542 2009-08-12 Xinliang David Li <davidxl@google.com>
4544 PR tree-optimization/41012
4545 * tree-flow.h : New external interface.
4546 * gimple-low.c (check_call_arg): Change to public function.
4547 Remove argument mismatch check in lowering.
4548 * tree-inline.h (tree_can_inline_p): Interface change.
4549 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
4551 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
4552 Call change to tree_can_inline_p function.
4553 (cgraph_decide_inlining_incrementally): Ditto.
4555 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
4557 PR tree-optimization/41031
4558 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
4559 on the partition variable rather than promote_mode on the source
4560 type. Assert that the partition variable's type has the same
4561 mode as the source value's.
4563 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
4565 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
4566 for for_return == 2.
4567 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
4569 * calls.c (expand_call): Fix typo.
4570 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
4572 * stmt.c (expand_value_return): Use promote_function_mode to copy out
4574 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
4575 * config/cris/cris.c (cris_promote_function_mode): Likewise.
4576 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
4577 * config/pa/pa.c (pa_promote_function_mode): Likewise.
4579 2009-08-12 Andrew Haley <aph@redhat.com>
4581 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
4583 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4586 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4588 2009-08-12 Richard Guenther <rguenther@suse.de>
4590 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
4591 * gimplify.c (gimplify_modify_expr): Do not use
4592 lang_hooks.types_compatible_p.
4593 * tree-ssa.c (useless_type_conversion_p): For aggregates
4594 just return false if the canonical types differ.
4596 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4599 * sese.c (convert_for_phi_arg): New.
4600 (add_guard_exit_phis): Use convert_for_phi_arg.
4602 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4604 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
4605 unknown subscript upper bounds.
4607 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4608 Pranav Garg <pranav.garg2107@gmail.com>
4610 * graphite-interchange.c (gather_access_strides): Removed.
4611 (ppl_max_for_le): New.
4612 (build_linearized_memory_access): New.
4613 (memory_stride_in_loop): New.
4614 (pbb_interchange_profitable_p): Reimplemented.
4615 * graphite-ppl.h (ppl_new_id_map): New.
4616 (ppl_interchange): New.
4618 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4620 * graphite-interchange.c (compute_subscript): Removed.
4621 (compute_array_size_cstr): Removed.
4622 (compute_array_size_poly): Removed.
4623 (compute_array_size): Removed.
4624 (gather_access_strides_poly): Removed.
4625 (gather_access_strides): Empty.
4627 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4629 * graphite-dependences.c (dependence_polyhedron_1): Replace
4630 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
4631 (graphite_legal_transform_dr): Same.
4632 (graphite_carried_dependence_level_k): Same.
4633 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
4634 Initialize PDR_NB_SUBSCRIPTS.
4635 (print_pdr_access_layout): Replace pdr_nb_subscripts with
4637 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
4638 (PDR_NB_SUBSCRIPTS): New.
4639 (pdr_nb_subscripts): Removed.
4640 (pdr_dim): Simplified.
4641 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
4642 with PDR_NB_SUBSCRIPTS.
4644 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4646 * graphite-interchange.c (compute_array_size): Remove use of
4648 * graphite-poly.c (new_poly_dr): Remove argument data_container.
4649 Do not initialize PDR_DATA_CONTAINER.
4650 (print_pdr): Do not print PDR_DATA_CONTAINER.
4651 * graphite-poly.h (struct poly_dr): Remove data_container field.
4652 (PDR_DATA_CONTAINER): Removed.
4653 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
4655 (build_poly_dr): Same.
4657 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4658 Sebastian Pop <sebastian.pop@amd.com>
4660 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
4661 copy of the dependence polyhedron. Free the temporary objects.
4662 (graphite_carried_dependence_level_k): Free unused objects before
4665 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
4666 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
4667 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
4668 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
4669 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
4671 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4673 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
4674 Early return without analyzing the data dependences if no
4675 transform has been done. Call restore_scattering if the transform
4677 (graphite-interchange.c): Same.
4678 * graphite-poly.c (print_scattering_function): Test for
4680 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
4681 (apply_poly_transforms): Do not gcc_assert that
4682 the transform is legal.
4683 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
4684 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
4685 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
4686 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
4687 * graphite-poly.h (struct poly_scattering): New.
4688 (struct poly_bb): Add original, transformed, and saved fields.
4689 Remove transformed_scattering, original_scattering,
4690 nb_local_variables and nb_scattering_transform fields.
4691 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
4692 (poly_scattering_new): New.
4693 (poly_scattering_free): New.
4694 (poly_scattering_copy): New.
4695 (store_scattering_pbb): New.
4696 (store_scattering): New.
4697 (restore_scattering_pbb): New.
4698 (restore_scattering): New.
4699 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
4700 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
4702 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4704 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
4707 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4709 * Makefile.in (graphite.o): Depends on PREDICT_H.
4710 * graphite.c: Include predict.h.
4711 (graphite_finalize): Call tree_estimate_probability.
4712 * predict.c (predict_loops): Do not call scev_initialize and
4714 (tree_estimate_probability_bb): New.
4715 (tree_estimate_probability): Do not initialize loops: move that
4716 code to the driver. Call tree_estimate_probability_bb.
4717 (tree_estimate_probability_driver): New.
4718 (pass_profile): Use tree_estimate_probability_driver.
4719 * predict.h (tree_estimate_probability): Declared.
4721 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4723 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
4724 * graphite-dependences.c (graphite_legal_transform): Add time to
4725 TV_GRAPHITE_DATA_DEPS.
4726 (dependency_between_pbbs_p): Same.
4727 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
4729 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
4731 PR rtl-optimization/41033
4732 * alias.c (nonoverlapping_component_refs_p): Punt when strict
4733 aliasing is disabled.
4735 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4737 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
4738 si_mask_operand, and_load_operand, low_bitmask_operand,
4739 and_reg_operand, and_operand): New predicates.
4740 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
4741 * config/mips/mips.c (and_operands_ok): New function.
4742 * config/mips/mips-protos.h (and_operands_ok): Declare it.
4743 * config/mips/mips.md (move_type): Add ext_ins and logical.
4744 (type): Handle them.
4745 (and<mode>3): Use and_reg_operand as the second operand's predicate.
4746 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
4747 shift_shift. Remove commutative constraint modifier.
4748 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
4750 (*clear_upper32_dext): Remove define_insn_and_split.
4751 (*clear_upper32): Turn this define_insn_and_split ...
4752 (splitter for ANDing register with 0xffff_ffff): .. into this.
4754 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4756 * combine.c (try_widen_shift_mode): Factor out code to check if an
4757 integer constant is a low-order bitmask from here ...
4758 * rtlanal.c (low_bitmask_len): ... to here.
4759 * rtl.h (low_bitmask_len): Declare.
4761 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
4764 * config/alpha/alpha.md (addsi3): Remove expander.
4765 (addsi3): Rename from *addsi3_internal insn pattern.
4766 (subsi3): Remove expander.
4767 (subsi3): Rename from *subsi3_internal insn pattern.
4769 2009-08-11 Douglas B Rupp <rupp@gnat.com>
4771 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
4774 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
4775 Eric Botcazou <botcazou@adacore.com>
4776 Douglas B Rupp <rupp@gnat.com>
4778 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
4779 that records that fit in 64 bits are returned by immediate value,
4780 as required by OpenVMS Calling Standard.
4781 (function_value): Adjust for above modification.
4782 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
4783 virtual_incoming_args_rtx as base object, not next_arg.
4784 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
4786 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4788 * reload.c (find_reloads_subreg_address): Check the original
4789 req_equiv_mem address to detect the case where an address is
4790 not valid in the outer mode.
4792 2009-08-11 Richard Guenther <rguenther@suse.de>
4795 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
4797 2009-08-10 Douglas B Rupp <rupp@gnat.com>
4799 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
4800 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
4802 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
4803 Douglas B Rupp <rupp@gnat.com>
4805 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
4806 PT_STACK when frame_pointer_needed on OpenVMS.
4807 (alpha_pv_save_size, alpha_using_fp): Remove.
4808 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
4809 with proper processing for PT_NULL.
4810 (alpha_vms_initial_elimination_offset): New function. Support for
4811 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
4812 (alpha_sa_size): Force procedure type to PT_STACK when
4813 frame_pointer_needed on OpenVMS.
4814 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
4815 (alpha_using_fp): Likewise.
4816 (alpha_vms_can_eliminate): Add prototype.
4817 (alpha_vms_initial_elimination_offset): Likewise.
4818 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
4819 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
4821 2009-08-10 Eric Botcazou <botcazou@adacore.com>
4822 Douglas B Rupp <rupp@gnat.com>
4824 * config/alpha/alpha.c (common_object_handler): New function.
4825 (vms_attribute_table): Declare a single attribute "common_object".
4826 (vms_output_aligned_decl_common): New global function.
4827 (SECTION_VMS_OVERLAY): Delete.
4828 (SECTION_VMS_GLOBAL): Likewise.
4829 (SECTION_VMS_INITIALIZE): Likewise.
4830 (vms_asm_named_section): Remove support for above flags.
4831 (vms_section_type_flags): Delete.
4832 (TARGET_SECTION_TYPE_FLAGS): Likewise.
4833 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
4834 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
4835 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
4837 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
4840 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
4841 (sub_ddmmss): Likewise.
4843 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
4846 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
4849 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4852 * reload1.c (reload_as_needed): Use cancel_changes to completely
4853 undo a failed replacement attempt.
4855 2009-08-10 Richard Guenther <rguenther@suse.de>
4858 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
4859 (useless_type_conversion_p): ... here. Require pointer targets
4862 2009-08-10 Dodji Seketeli <dodji@redhat.com>
4865 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
4866 loose the original type of the statement list.
4868 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4870 * config/alpha/alpha.c: Include libfuncs.h
4871 (avms_asm_output_extern): New function.
4872 (alpha_init_libfuncs): Init some decc libfuncs.
4873 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
4874 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
4875 (DO_CRTL_NAMES): Define.
4877 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
4878 (LONG_TYPE_SIZE): Define.
4879 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
4880 (SUBTARGET_SWITCHES): Define malloc64 switch.
4881 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
4882 (MASK_RETURN_ADDR): Define.
4883 doc/invoke.texi (mmalloc64): Document switch.
4885 2009-08-09 Olivier Hainque <hainque@adacore.com>
4886 Douglas B Rupp <rupp@gnat.com>
4888 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
4889 uses_condition_handler.
4890 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
4891 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
4892 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
4893 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
4894 (code_for_builtin): New insn codes for the new alpha_builtins.
4895 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
4896 (alpha_sa_size): Account for uses_condition_handler.
4897 (alpha_expand_prologue): Likewise.
4898 (alpha_start_function): Likewise.
4899 (alpha_expand_epilogue): Likewise.
4900 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
4901 establish/revert expanders.
4902 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
4903 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
4904 New expander, resorting to the alpha.c associated function.
4905 (builtin_revert_vms_condition_handler): Likewise.
4906 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
4907 __gcc_shell_handler, the static VMS condition handler used as
4908 an indirection wrapper to the current dynamically established
4910 * config/alpha/vms-unwind.h: Complete rewrite.
4911 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
4912 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
4914 2009-08-09 Eric Botcazou <botcazou@adacore.com>
4915 Douglas B Rupp <rupp@gnat.com>
4917 * config/alpha/alpha.c (alpha_links): Add 'target' field.
4918 (alpha_need_linkage): Handle aliases. Return function symbol.
4919 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
4920 Use ultimate alias target for the linkage name.
4921 * config/alpha/alpha.md (movmemdi): Use the symbol returned
4922 by alpha_need_linkage for the function symbol.
4923 (setmemdi): Likewise.
4925 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4927 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
4928 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
4929 (ASM_WEAKEN_LABEL): Define.
4930 (CRT_CALL_STATIC_FUNCTION): Define.
4931 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
4932 (ENDFILE_SPEC): Define.
4933 (INIT_SECTION_ASM_OP): Define.
4934 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
4935 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
4937 (MULTILIB_OSDIRNAMES): Define.
4938 (shlib_version): Define.
4939 (SHLIB_EXT): Define.
4940 (SHLIB_OBJS): Define.
4941 (SHLIB_NAME): Define.
4942 (SHLIB_MULTILIB): Define.
4943 (SHLIB_INSTALL): Define.
4944 (SHLIB_SYMVEC): Define.
4945 (SHLIB_SYMVECX2): Define.
4946 (SHLIB_LINK): Define.
4948 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4950 * config/alpha/alpha.c (alpha_initialize_trampoline):
4951 Initialize VMS trampoline IAW ABI for bounded procedure calls.
4952 (alpha_start_function): Emit transfer address on nested functions
4953 for VMS trampoline call.
4954 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
4955 since no longer used.
4956 * config/alpha/vms-tramp.asm: Remove.
4957 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
4958 since now only data initialized at runtime.
4960 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4962 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
4963 (LINK_GCC_C_SEQUENCE_SPEC): Define.
4964 (MD_EXEC_PREFIX): Remove, no longer used.
4965 (MD_STARTFILE_PREFIX): Likewise.
4966 (INCLUDE_DEFAULTS): Likewise.
4967 * config/alpha/t-vms:
4968 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
4970 2009-08-09 Richard Guenther <rguenther@suse.de>
4972 PR tree-optimization/41016
4973 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
4974 (operand_precision): Remove.
4975 (integral_operand_p): Likewise.
4976 (recognize_single_bit_test): Adjust.
4978 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4980 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
4981 operation overflows. Likewise non-cast unary arithmetic.
4982 If one arm of a conditional expression is always taken,
4983 inhibit evaluation warnings for the other arm. Likewise inhibit
4984 evaluation warnings for the second && or || operand if the first
4985 operand is enough to determine the result.
4986 * c-typeck.c (build_conditional_expr): Apply the same inhibition
4988 (build_binary_op): Prevent duplicate evaluation warnings.
4990 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4992 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
4993 and destination have different modes, Use promote_mode to
4994 determine the signedness of the conversion. Assert that the
4995 promoted source mode matches the destination mode. Don't pass
4996 the destination and destination mode to expand_expr if the source
4997 mode is different. Simplify conversion logic.
4999 2009-08-09 Ira Rosen <irar@il.ibm.com>
5001 PR tree-optimization/41008
5002 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
5003 from condition only in case it's a comparison. Adjust checks.
5005 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
5007 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
5008 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
5009 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
5010 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
5011 (dump_cand): Handle them.
5012 (struct iv_cand): New members COST_STEP and AINC_USE.
5013 (stmt_after_increment): Likewise.
5014 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
5015 callers changed. Use gimple_uid comparison instead of scanning.
5016 (add_candidate_1): When looking for identical candidates, take
5017 AINC_USE into account. Set it for new candidates.
5018 (force_expr_to_var_cost): Cast target_spill_cost to int.
5019 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
5020 All callers changed. Check for availability of autoinc addressing
5021 modes, both in general for a given mode, and in the specific use case.
5022 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
5024 (get_computation_cost): Likewise.
5025 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
5026 add_autoinc_candidates): New static functions.
5027 (add_candidate): Call add_autoinc_candidates for candidates based on
5029 (find_iv_candidates): Call set_autoinc_for_original_candidates.
5030 (determine_use_iv_cost_address): If we have an autoinc candidate at
5031 the matching use, verify autoinc is possible and subtract the cost
5032 of the candidate's step from the cost.
5033 (determine_iv_cost): Record the cost of the increment in the COST_STEP
5034 member of the candidate.
5035 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
5036 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
5038 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5040 * config.build (ia64-hp-*vms*): New target.
5041 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5043 * config.gcc (ia64-hp-*vms*): New target.
5044 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5046 * config.host (ia64-hp-*vms*): New target.
5047 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5050 2009-08-08 Richard Guenther <rguenther@suse.de>
5052 PR tree-optimization/40991
5053 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
5055 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
5057 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
5058 mode check. Do truncations in an integer mode.
5059 (force_to_mode): Handle subregs for all mode types. Only do
5060 arithmetic simplifications on integer modes.
5062 2009-08-07 Richard Guenther <rguenther@suse.de>
5064 PR tree-optimization/40999
5065 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
5066 (maybe_fold_reference): Lookup constant initializers.
5067 (fold_gimple_assign): Likewise.
5069 2009-08-07 Richard Guenther <rguenther@suse.de>
5071 * tree-ssa.c (useless_type_conversion_p_1): Only for types
5072 that require structural equality defer to the langhook.
5074 2009-08-07 Martin Jambor <mjambor@suse.cz>
5076 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
5078 (struct ipa_pass_through_data): New type.
5079 (struct ipa_ancestor_jf_data): New type.
5080 (union jump_func_value): Removed field formal_id, added fields
5081 pass_through and ancestor.
5082 (struct ipa_param_call_note): Changed type of formal_id to int from
5084 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
5085 operations jump functions and ancestor jump functions.
5086 (compute_complex_pass_through): New function.
5087 (compute_scalar_jump_functions): Call compute_complex_pass_through,
5088 reflect changes in the jump function strucutre.
5089 (update_jump_functions_after_inlining): Ignore complex pass-through
5090 and ancestor jump functions.
5091 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
5092 polynomial pass-through with operation jump functions.
5094 2009-08-07 Jakub Jelinek <jakub@redhat.com>
5096 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
5097 fde->dw_fde_begin as begin label instead of hot/cold label.
5098 Use LLSDAC label instead of LLSDA for second section lsda.
5099 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
5100 label instead of LLSDA if it is true.
5101 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
5103 * except.c (add_call_site, dw2_size_of_call_site_table): Add
5104 SECTION argument. Use it as index into crtl->eh.call_site_record
5106 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
5107 use it to determine how to print table entries instead of using
5108 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
5109 label instead of normal begin label as base.
5110 (sjlj_assign_call_site_values): Adjust add_call_site caller.
5111 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
5112 ensure no EH range spans between sections and that landing pads
5113 are always in the corresponding section.
5114 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
5115 for crtl->eh.call_site_record being an array rather than scalar.
5116 (output_one_function_exception_table): New function, copied
5117 from output_function_exception_table. Adjust
5118 dw2_size_of_call_site_table, dw2_output_call_site_table
5119 callers. For SECOND section use *C suffixed labels.
5120 (output_function_exception_table): Call
5121 output_one_function_exception_table and, when doing hot/cold
5122 partitioning, also another time for the second section.
5123 * opts.c: Include except.h.
5124 (decode_options): Allow -freorder-blocks-and-partition with
5125 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
5126 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
5127 * function.h (struct rtl_eh): Change call_site_record from
5128 scalar into array of 2 elements.
5130 2009-08-07 Martin Jambor <mjambor@suse.cz>
5132 * ipa-prop.c (count_formal_params_1): New function.
5133 (ipa_get_vector_of_formal_parms): New function.
5134 (get_vector_of_formal_parm_types): New function.
5135 (ipa_modify_formal_parameters): New function.
5136 (ipa_modify_call_arguments): New function.
5137 (index_in_adjustments_multiple_times_p): New function.
5138 (ipa_combine_adjustments): New function.
5139 (ipa_dump_param_adjustments): New function.
5140 * ipa-prop.h (struct ipa_parm_adjustment): New type.
5141 (ipa_get_vector_of_formal_parms): Declare.
5142 (ipa_modify_formal_parameters): Declare.
5143 (ipa_modify_call_arguments): Declare.
5144 (ipa_combine_adjustments): Declare.
5145 (ipa_dump_param_adjustments): Declare.
5146 (build_ref_for_offset): Declare.
5147 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
5148 * tree-sra.c: Include ipa-prop.c.
5149 (build_ref_for_offset): Make public.
5151 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
5153 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
5155 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
5157 * gcc/doc/extend.texi (__builtin_extract_return_address)
5158 (__builtin_frob_return_address): Document.
5160 2009-08-06 Paul Brook <paul@codesourcery.com>
5162 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
5163 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
5164 implementation on ARMv6-M.
5166 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5168 * doc/extend.texi (pcs): Document new attribute for ARM.
5170 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5172 * arm.c (pcs_attribute_args): Comment out unsupported attribute
5175 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5177 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
5180 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5182 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
5184 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5186 Merge ARM/hard_vfp_branch to trunk.
5188 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
5190 * arm.c (libcall_eq): New function.
5191 (libcall_hash): New function.
5192 (add_libcall): New function.
5193 (arm_libcall_uses_aapcs_base): New function.
5194 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
5195 libcalls using the base PCS.
5196 (arm_init_cumulative_args): Likewise.
5198 2009-07-20 Joseph Myers <joseph@codesourcery.com>
5200 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
5201 Use base ABI for conversion libfuncs between HFmode and SFmode.
5203 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5205 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
5206 V4SImode as representatives of all 64-bit and 128-bit vector
5207 types. Allow vector types without vector modes.
5208 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
5209 without vector modes like BLKmode.
5210 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
5211 BLKmode. Avoid unsupported vector modes or TImode moves for
5213 (aapcs_vfp_allocate_return_reg): Likewise.
5214 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
5215 V8QImode if TARGET_NEON || TARGET_IWMMXT.
5217 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5219 * config/arm/arm.c (arm_handle_pcs_attribute): New.
5220 (arm_get_pcs_model): Pass attribute arguments to
5221 arm_pcs_from_attribute.
5222 (arm_init_cumulative_args): Use base AAPCS for conversions from
5223 floating-point types to DImode.
5224 (arm_attribute_table): Add pcs attribute.
5225 (arm_handle_pcs_attribute): New.
5226 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
5227 conversions from floating-point types to DImode, also declare them
5228 to use base AAPCS and declare functions they call to use base
5229 AAPCS and their RTABI names.
5231 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5233 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
5234 -mfloat-abi=hard not being supported for VFP.
5236 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
5238 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
5239 SYMBOL_REF to hard_libcall_value.
5241 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5242 Richard Earnshaw <rearnsha@arm.com>
5244 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
5245 has been put on the stack, all remaining co-processory arguments for
5246 that co-processor also go on the stack.
5248 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5250 * config/arm/arm.c (arm_return_in_memory): Handle returning
5251 vectors of suitable size in registers also for AAPCS case.
5253 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5255 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
5257 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
5259 ARM Hard-VFP calling convention
5260 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
5261 * target.h (gcc_target): Add libcall_value to table of call hooks.
5262 * targhooks.h (default_libcall_value): Default implementation.
5263 * targhooks.c (default_libcall_value): Likewise.
5264 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
5265 * optabs.c (expand_unop): Use it.
5266 * expr.h (hard_libcall_value): Pass the function RTX through.
5267 * calls.c (emit_library_call_value_1): Update call to
5269 * explow.c (hard_libcall_value): Use new target hook.
5270 * testsuite/lib/target-supports.exp
5271 (check_effective_target_arm_hard_vfp_ok): New hook.
5272 (check_effective_target_arm_neon_ok): Improve test for neon
5274 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
5275 * config/arm/arm.c: Include cgraph.h
5276 (TARGET_FUNCTION_VALUE): Override default hook.
5277 (arm_pcs_default): New variable.
5278 (arm_override_options): Don't fault hard calling convention with VFP.
5279 Add support for AAPCS variants.
5280 (arm_function_value): Make static. Handle AAPCS variants.
5281 (arm_libcall_value): New function.
5282 (arm_apply_result_size): Handle VFP registers in results.
5283 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
5285 (pcs_attribute_args): New variable.
5286 (arm_pcs_from_attribute): New function.
5287 (arm_get_pcs_model): New function.
5288 (aapcs_vfp_cum_init): New function.
5289 (aapcs_vfp_sub_candidate): New function.
5290 (aapcs_vfp_is_return_candidate): New function.
5291 (aapcs_vfp_is_call_candidate): New function.
5292 (aapcs_vfp_allocate): New function.
5293 (aapcs_vfp_allocate_return_reg): New function.
5294 (aapcs_vfp_advance): New function.
5295 (aapcs_cp_arg_layout): New variable.
5296 (aapcs_select_call_coproc): New function.
5297 (aapcs_select_return_coproc): New function.
5298 (aapcs_allocate_return_reg): New function.
5299 (aapcs_libcall_value): New function.
5300 (aapcs_layout_arg): New function.
5301 (arm_init_cumulative_args): Initialize AAPCS args data.
5302 (arm_function_arg): Handle AAPCS variants using new interface.
5303 (arm_arg_parital_bytes): Likewise.
5304 (arm_function_arg_advance): New function.
5305 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
5306 calling conventions.
5307 (arm_setup_incoming_varargs): Handle new AAPCS args data.
5308 * arm.h (NUM_VFP_ARG_REGS): Define.
5309 (LIBCALL_VALUE): Update.
5310 (FUNCTION_VALUE): Delete.
5311 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
5312 (arm_pcs): New enum.
5313 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
5314 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
5315 (FUNCTION_ARG_REGNO_P): Add VFP regs.
5316 * arm-protos.h (arm_function_arg_advance): Add.
5317 (aapcs_libcall_value): Add.
5318 (arm_function_value): Delete.
5320 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
5321 H.J. Lu <hongjiu.lu@intel.com>
5324 * config/i386/i386.c (standard_sse_mode_p): Remove.
5325 (standard_sse_constant_p): Return 2 for integer mode
5326 vector_all_ones_operand when SSE2 is enabled.
5327 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
5328 (ix86_expand_vector_move): Do not check for negative values from
5329 standard_sse_constant_p.
5331 2009-08-06 Richard Guenther <rguenther@suse.de>
5333 * tree-ssa.c (useless_type_conversion_p_1): Make function and
5334 array type comparisons frontend independent.
5335 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
5336 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
5337 out array reference lower bound and element size operands.
5338 (ao_ref_init_from_vn_reference): Properly compute the offset
5339 for ARRAY_RANGE_REF.
5340 (vn_reference_fold_indirect): Fill out array reference lower
5341 bound and element size operands.
5342 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
5343 a non gimple valued reference operand which can happen for
5344 array reference lower bound or element size.
5345 (create_component_ref_by_pieces_1): Properly generate the
5346 element size operand for array references.
5348 2009-08-06 Richard Guenther <rguenther@suse.de>
5350 PR tree-optimization/40964
5351 * tree.c (iterative_hash_host_wide_int): Export.
5352 * tree.h (iterative_hash_host_wide_int): Declare.
5353 * tree-ssa-structalias.c (heapvar_map): New struct.
5354 (heapvar_map_eq): New function.
5355 (heapvar_map_hash): Likewise.
5356 (heapvar_lookup): Adjust.
5357 (heapvar_insert): Likewise.
5358 (make_constraint_from_heapvar): Allow multiple heap variables
5359 per decl at different offsets.
5360 (init_alias_heapvars): Adjust.
5362 2009-08-04 David Daney <ddaney@caviumnetworks.com>
5364 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
5365 * mips_output_sync_loop (mips_output_sync_loop): Only emit
5366 trailing sync if TARGET_SYNC_AFTER_SC.
5368 2009-08-05 David Daney <ddaney@caviumnetworks.com>
5370 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
5371 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
5372 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
5373 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
5374 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5375 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5376 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5377 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
5378 test_and_set_12): Rewrite calls to mips_output_sync_loop.
5379 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
5380 the prototype declaration match the definition.
5381 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
5382 instructions explicitly. Add barrier_before and operands
5384 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
5385 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
5386 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
5387 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5388 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
5389 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
5391 2009-08-05 Andrew Pinski <pinskia@gmail.com>
5393 * tree-ssa-alias.c: Fix intervals to use [) syntax.
5395 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
5396 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5399 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
5402 2009-08-05 Jakub Jelinek <jakub@redhat.com>
5404 PR rtl-optimization/40924
5405 * dse.c (canon_address): Before calling cselib_expand_value_rtx
5406 make sure canon_rtx (mem_address) isn't simpler than
5407 canon_rtx (expanded_mem_address).
5409 2009-08-05 Li Feng <nemokingdom@gmail.com>
5411 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
5413 (build_scop_drs): Build alias set for each SCoP.
5415 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
5417 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
5418 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
5419 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
5420 (MIPS_ARCH_FLOAT_SPEC): Likewise.
5421 (BASE_DRIVER_SELF_SPECS): Likewise.
5423 2009-08-04 Andrew Pinski <pinskia@gmail.com>
5425 * tree-ssa-alias.c: Fix some comment typos.
5427 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
5429 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
5430 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
5432 2009-08-03 Janis Johnson <janis187@us.ibm.com>
5435 * simplify-rtx.c (simplify_binary_operation_1): Disable
5436 simplifications for decimal float operations.
5438 2009-08-03 Jakub Jelinek <jakub@redhat.com>
5441 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
5442 operand of INDIRECT_REF.
5444 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
5446 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
5447 constants referencing TLS symbols.
5449 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5451 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
5452 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
5454 2009-08-03 Richard Guenther <rguenther@suse.de>
5456 * tree.c (make_vector_type): Build a main variant first,
5457 get the canonical one and then build the variant.
5458 * tree-ssa.c (useless_type_conversion_p_1): Handle
5460 (useless_type_conversion_p): Conversions to pointers to
5461 incomplete record types are useless.
5463 2009-08-03 Richard Guenther <rguenther@suse.de>
5465 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
5466 file will be created.
5467 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
5468 * toplev.c (compile_file): Adjust comment.
5470 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
5472 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
5473 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
5474 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5475 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5476 (sh_promote_function_mode): Fix typo.
5478 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
5480 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
5482 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5484 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
5485 declaration arguments.
5487 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
5489 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
5490 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
5491 (ix86_split_ashl): Ditto.
5492 (ix86_expand_vector_init_one_nonzero): Ditto.
5493 (ix86_expand_vector_set): Ditto.
5494 (ix86_expand_reduc_v4sf): Ditto.
5496 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
5498 * explow.c (promote_function_mode): Remove assert.
5499 * config/sh/sh.c (sh_promote_function_mode): Declare.
5501 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5503 * config/pa/pa.c (pa_promote_function_mode): Declare.
5504 Change to static. Fix promote_mode call.
5506 * gthr-dce.h (CONST_CAST2): Define if not defined.
5507 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
5509 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
5511 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
5513 * expr.c (store_constructor): Use promote_decl_mode. Remove
5514 now write-only variable unsignedp.
5515 (expand_expr_real_1): Use promote_decl_mode.
5516 * expr.h (promote_function_mode, promote_decl_mode): New.
5517 (promote_mode): Remove last argument.
5518 * function.c (assign_temp): Drop last argument of promote_mode.
5519 (assign_parm_find_data_types): Use promote_function_mode.
5520 (assign_parm_setup_reg): Likewise.
5521 (expand_function_end): Use promote_function_mode.
5522 * calls.c (initialize_argument_information): Use promote_function_mode.
5523 (precompute_arguments): Use promote_mode instead of checking if
5524 only PROMOTE_FUNCTION_MODE is defined.
5525 (expand_call): When making sibcall decisions, use promote_function_mode.
5526 Below, remove an if for targetm.calls.promote_function_return and
5527 and use promote_function_mode.
5528 (emit_library_call_value_1): Use promote_function_mode, fix bug
5529 where promote_mode was passed FOR_CALL == 0 for a return value in an
5531 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5532 * explow.c (promote_function_mode, promote_decl_mode): New.
5533 (promote_mode): Keep only the FOR_CALL == 0 case.
5534 * combine.c (setup_incoming_promotion): Remove test of
5535 promote_function_args. Use promote_function_mode.
5536 * stmt.c (expand_value_return): Use promote_decl_mode.
5537 (expand_decl): Use promote_decl_mode.
5539 * expr.c (store_constructor): Use promote_decl_mode. Remove
5540 now write-only variable unsignedp.
5541 (expand_expr_real_1): Use promote_decl_mode.
5542 * expr.h (promote_function_mode, promote_decl_mode): New.
5543 (promote_mode): Remove last argument.
5544 * function.c (assign_temp): Drop last argument of promote_mode.
5545 (assign_parm_find_data_types): Use promote_function_mode.
5546 (assign_parm_setup_reg): Likewise.
5547 (expand_function_end): Use promote_function_mode.
5548 * calls.c (initialize_argument_information): Use promote_function_mode.
5549 (precompute_arguments): Use promote_mode instead of checking if
5550 only PROMOTE_FUNCTION_MODE is defined.
5551 (expand_call): When making sibcall decisions, use promote_function_mode.
5552 Below, remove an if for targetm.calls.promote_function_return and
5553 and use promote_function_mode.
5554 (emit_library_call_value_1): Use promote_function_mode, fix bug
5555 where promote_mode was passed FOR_CALL == 0 for a return value in an
5557 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5558 * explow.c (promote_function_mode, promote_decl_mode): New.
5559 (promote_mode): Keep only the FOR_CALL == 0 case.
5560 * combine.c (setup_incoming_promotion): Remove test of
5561 promote_function_args. Use promote_function_mode.
5562 * stmt.c (expand_value_return): Use promote_decl_mode.
5563 (expand_decl): Use promote_decl_mode.
5565 * explow.c (promote_function_mode): Just call the target hook.
5566 * targhooks.c (default_promote_function_mode,
5567 default_promote_function_mode_always_promote): New.
5568 * targhooks.h (default_promote_function_mode,
5569 default_promote_function_mode_always_promote): Declare.
5570 * target.h (promote_function_args, promote_function_return): Remove.
5571 (promote_function_mode): New.
5572 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
5573 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5574 (TARGET_PROMOTE_FUNCTION_MODE): New.
5575 (TARGET_CALLS): Adjust.
5576 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
5577 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
5579 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
5580 * config/s390/s390.c (s390_promote_function_mode): ... here,
5581 with pointer handling.
5582 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5583 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5585 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
5586 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
5587 with pointer handling.
5588 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5589 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5591 * config/sh/sh-protos.h (sh_promote_function_mode): New.
5592 * config/sh/sh.c (sh_promote_function_mode): New.
5593 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5594 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5596 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
5597 * config/cris/cris.c (cris_promote_function_mode): ... here.
5598 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5599 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5601 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
5602 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
5603 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5604 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5606 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
5607 * config/arm/arm.c (arm_promote_function_mode): ... here, without
5608 complex type handling.
5609 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5610 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5612 * config/pa/pa.c (pa_promote_function_mode): New.
5613 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5614 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5616 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
5617 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5618 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
5619 * config/xtensa/xtensa.c: Likewise.
5620 * config/stormy16/stormy16.c: Likewise.
5621 * config/iq2000/iq2000.c: Likewise.
5622 * config/rs6000/rs6000.c: Likewise.
5623 * config/picochip/picochip.c: Likewise.
5624 * config/arc/arc.c: Likewise.
5625 * config/mcore/mcore.c: Likewise.
5626 * config/score/score.c: Likewise.
5627 * config/mips/mips.c: Likewise.
5628 * config/bfin/bfin.c: Likewise.
5629 * config/ia64/ia64.c: Likewise (disabled though).
5631 * config/frv/frv.h: Remove pointless remark.
5633 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
5634 TARGET_PROMOTE_FUNCTION_ARGS,
5635 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
5636 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
5638 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
5640 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
5641 -floop-parallelize-all.
5642 * toplev.c (process_options): Rename flag_graphite_force_parallel to
5643 flag_loop_parallelize_all.
5644 * tree-ssa-loop.c (gate_graphite_transforms): Same.
5645 * graphite.c (graphite_transform_loops): Same.
5647 * graphite-poly.c (apply_poly_transforms): Same.
5649 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
5651 PR tree-optimization/40914
5652 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
5653 if set, then check the delta field of the PMF record.
5654 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
5655 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
5656 call is stored in the delta.
5658 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
5660 * config/mips/mips.md (*clear_upper32_dext): New pattern.
5662 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
5664 * config/i386/bsd.h (ASM_BYTE): New define.
5665 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
5666 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
5667 .byte. Use fputs or putc instead of fprintf where appropriate.
5668 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
5669 fputs or putc instead of fprintf where appropriate.
5670 * config/i386/i386elf.h: Ditto.
5671 * config/i386/sysv4.h: Ditto.
5673 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
5674 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
5675 (*tls_global_dynamic_64): Ditto.
5677 2009-07-31 Christian Bruel <christian.bruel@st.com>
5679 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5681 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5683 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
5684 Remove dead code for MINUS.
5686 2009-07-31 Anthony Green <green@moxielogic.com>
5688 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
5690 (moxie_expand_epilogue): Ditto for epilogue.
5691 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
5693 (moxie_function_arg): Ditto.
5694 (moxie_pass_by_reference): Ditto.
5695 (moxie_arg_partial_bytes): Ditto.
5696 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
5697 (FUNCTION_ARG_ADVANCE) Ditto.
5698 (REG_PARM_STACK_SPACE) Ditto.
5699 (FUNCTION_ARG_REGNO_P) Dito.
5701 * config.gcc: Add moxie linux config support.
5702 * gcc/config/moxie/uclinux.h: New file.
5704 2009-07-31 DJ Delorie <dj@redhat.com>
5706 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
5707 (UNSPECV_SP_SWITCH_E): New.
5708 (sp_switch_1): Change to an unspec.
5709 (sp_switch_2): Change to an unspec. Don't use post-inc when we
5711 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
5712 reference the new stack's address
5714 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5716 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
5717 graphite-clast-to-gimple.o, graphite-dependences.o,
5718 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5719 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
5720 (graphite-blocking.o,
5721 graphite-clast-to-gimple.o, graphite-dependences.o,
5722 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5723 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
5724 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
5725 * cfgloop.h (struct loop): Add can_be_parallel field.
5726 * common.opt (fgraphite-identity): Moved up.
5727 (fgraphite-force-parallel): New flag.
5728 * graphite.c: Rewrite.
5729 * graphite.h: Rewrite.
5730 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
5732 * toplev.c (graphite_out_file): New file descriptor.
5733 (graphite_in_file): New.
5734 (process_options): flag_graphite_force_parallel cannot be used without
5736 * tree-ssa-loop.c: Include toplev.h.
5737 (gate_graphite_transforms): Enable flag_graphite for
5738 flag_graphite_force_parallel.
5740 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5742 * ChangeLog.graphite: New.
5743 * graphite-blocking.c: New.
5744 * graphite-clast-to-gimple.c: New.
5745 * graphite-clast-to-gimple.h: New.
5746 * graphite-dependences.c: New.
5747 * graphite-dependences.h: New.
5748 * graphite-interchange.c: New.
5749 * graphite-poly.c: New.
5750 * graphite-poly.h: New.
5751 * graphite-ppl.c: New.
5752 * graphite-ppl.h: New.
5753 * graphite-scop-detection.c: New.
5754 * graphite-scop-detection.h: New.
5755 * graphite-sese-to-poly.c: New.
5756 * graphite-sese-to-poly.h: New.
5760 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5762 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
5763 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
5765 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5767 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
5768 (scev_is_linear_expression): Return false if the evolution is not
5769 affine multivariate.
5771 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5773 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
5774 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
5776 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5778 * tree-data-ref.c (debug_data_references): New.
5779 (debug_data_reference): New.
5780 * tree-data-ref.h (debug_data_references): Declared.
5781 (debug_data_reference): Declared.
5783 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5785 * tree-data-ref.c (stmt_simple_memref_p: Removed.
5786 * tree-data-ref.h (scop_p): Removed.
5787 (struct data_reference): Remove field scop.
5789 (stmt_simple_memref_p): Removed.
5791 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5793 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
5794 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
5797 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5799 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
5801 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5803 * doc/invoke.texi (-fgraphite-identity): Documented.
5805 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5807 * tree-scalar-evolution.c: Fix comment.
5808 (instantiate_scev_1): Return unknow from scev instantiation if the
5809 result is not above instantiate_below.
5811 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5813 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
5814 static anymore. Instantiate the symbols that may have been introduced
5816 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
5819 2009-07-30 DJ Delorie <dj@redhat.com>
5821 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
5822 .vliw directive to VLIW sections.
5824 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5826 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
5828 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
5829 (AUTOHEADER): New variable.
5830 ($(srcdir)/cstamp-h.in): Use it.
5832 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
5833 Pat Haugen <pthaugen@us.ibm.com>
5834 Revital Eres <ERES@il.ibm.com>
5836 * config/rs6000/vector.md (VEC_F): Add VSX support.
5840 (vector_load_<mode>): Ditto.
5841 (vector_store_<mode>): Ditto.
5842 (vector GPR move split): Ditto.
5843 (vec_reload_and_plus_<mptrsize>): Ditto.
5844 (vec_reload_and_reg_<mptrsize>): Ditto.
5845 (add<mode>3): Ditto.
5846 (sub<mode>3): Ditto.
5847 (mul<mode>3): Ditto.
5848 (neg<mode>2): Ditto.
5849 (abs<mode>2): Ditto.
5850 (smin<mode>3): Ditto.
5851 (smax<mode>3): Ditto.
5852 (vector_eq<mode>): Ditto.
5853 (vector_gt<mode>): Ditto.
5854 (vector_ge<mode>): Ditto.
5855 (vector_gtu<mode>): Ditto.
5856 (vector_select_<mode>_uns): Ditto.
5857 (vector_eq_<mode>_p): Ditto.
5858 (vector_gt_<mode>_p): Ditto.
5859 (vector_ge_<mode>_p): Ditto.
5860 (vector_gtu_<mode>_p): Ditto.
5861 (cr6_test_for_zero): Ditto.
5862 (cr6_test_for_zero_reverse): Ditto.
5863 (cr6_test_for_lt): Ditto.
5864 (cr6_test_for_lt_reverse): Ditto.
5865 (xor<mode>3): Ditto.
5866 (ior<mode>3): Ditto.
5867 (and<mode>3): Ditto.
5868 (one_cmpl<mode>2): Ditto.
5869 (nor<mode>2): Ditto.
5870 (andc<mode>2): Ditto.
5871 (float<VEC_int<mode>2): Ditto.
5872 (unsigned_float<VEC_int><mode>2): Ditto.
5873 (fix_trunc<mode><VEC_int>2): Ditto.
5874 (fixuns_trunc<mode><VEC_int>2): Ditto.
5876 (vec_set<mode>): Ditto.
5877 (vec_extract<mode>): Ditto.
5878 (vec_interleave_highv4sf): Ditto.
5879 (vec_interleave_lowv4sf): Ditto.
5880 (vec_realign_load_<mode>): Ditto.
5881 (vec_shl_<mode>): Ditto.
5882 (vec_shr_<mode>): Ditto.
5883 (div<mode>3): New patterns for VSX.
5884 (vec_interleave_highv2df): Ditto.
5885 (vec_interleave_lowv2df): Ditto.
5886 (vec_pack_trunc_v2df): Ditto.
5887 (vec_pack_sfix_trunc_v2df): Ditto.
5888 (vec_pack_ufix_trunc_v2df): Ditto.
5889 (vec_unpacks_hi_v4sf): Ditto.
5890 (vec_unpacks_lo_v4sf): Ditto.
5891 (vec_unpacks_float_hi_v4si): Ditto.
5892 (vec_unpacks_float_lo_v4si): Ditto.
5893 (vec_unpacku_float_hi_v4si): Ditto.
5894 (vec_unpacku_float_lo_v4si): Ditto.
5895 (movmisalign<mode>): Ditto.
5896 (vector_ceil<mode>2): New patterns for vectorizing math library.
5897 (vector_floor<mode>2): Ditto.
5898 (vector_btrunc<mode>2): Ditto.
5899 (vector_copysign<mode>3): Ditto.
5901 * config/rs6000/predicates.md (easy_vector_constant_msb): New
5902 predicate for setting the high bit in each word, used for copysign.
5904 * config/rs6000/ppc-asm.h (f19): Whitespace.
5905 (f32-f63): Define if VSX.
5906 (v0-v31): Define if Altivec.
5907 (vs0-vs63): Define if VSX.
5909 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
5911 * config/rs6000/power7.md: New file, provide tuning parameters for
5914 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
5915 (rs6000_cpu_cpp_builtins): Ditto.
5916 (altivec_overloaded_builtins): Ditto.
5917 (altivec_resolve_overloaded_builtin): Ditto.
5919 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
5920 debug switch to disable vectorizing simple math builtin
5923 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5924 Vectorize simple math builtin functions.
5925 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
5926 hook to vectorize math builtins.
5927 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
5928 (rs6000_builtin_conversion): Add VSX/power7 support.
5929 (rs6000_builtin_vec_perm): Ditto.
5930 (vsplits_constant): Add support for loading up a vector constant
5931 with just the high bit set in each part.
5932 (rs6000_expand_vector_init): Add VSX/power7 support.
5933 (rs6000_expand_vector_set): Ditto.
5934 (rs6000_expand_vector_extract): Ditto.
5935 (rs6000_emit_move): Ditto.
5936 (bdesc_3arg): Ditto.
5937 (bdesc_2arg): Ditto.
5938 (bdesc_1arg): Ditto.
5939 (rs6000_expand_ternop_builtin): Ditto.
5940 (altivec_expand_builtin): Ditto.
5941 (rs6000_expand_unop_builtin): Ditto.
5942 (rs6000_init_builtins): Ditto.
5943 (altivec_init_builtins): Ditto.
5944 (builtin_function_type): Ditto.
5945 (rs6000_common_init_builtins): Ditto.
5946 (rs6000_handle_altivec_attribute); Ditto.
5947 (rs6000_mangle_type): Ditto.
5948 (rs6000_vector_mode_supported_p): Ditto.
5949 (rs6000_mode_dependent_address): Altivec addresses with AND -16
5952 * config/rs6000/vsx.md: New file for VSX support.
5954 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
5955 identifing values with just the most significant bit set.
5956 (enum rs6000_builtins): Add builtins for VSX. Add simple math
5957 vectorized builtins.
5959 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
5960 (UNSPEC_VRFIM): Delete.
5961 (splitter for loading up vector with most significant bit): New
5962 splitter for vectorizing copysign.
5963 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
5964 vectorizing simple math functions.
5965 (altivec_vrfip): Add support for vectorizing simple math functions.
5966 (altivec_vrfim): Ditto.
5967 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
5969 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
5970 (power7.md, vsx.md): Include for power7 support.
5971 (copysigndf3): Use VSX instructions if -mvsx.
5972 (negdf2_fpr): Ditto.
5973 (absdf2_fpr): Ditto.
5974 (nabsdf2_fpr): Ditto.
5975 (adddf3_fpr): Ditto.
5976 (subdf3_fpr): Ditto.
5977 (muldf3_fpr): Ditto.
5978 (divdf3_fpr): Ditto.
5979 (fix_truncdfdi2_fpr): Ditto.
5980 (cmpdf_internal1): Ditto.
5981 (fred, fred_fpr): Convert into expander/insn to add VSX support.
5982 (btruncdf2, btruncdf2_fpr): Ditto.
5983 (ceildf2, ceildf2_fpr): Ditto.
5984 (floordf2, floordf2_fpr): Ditto.
5985 (floatdidf2, floatdidf2_fpr): Ditto.
5986 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
5987 (fmsubdf4_fpr): Ditto.
5988 (fnmadddf4_fpr_1): Ditto.
5989 (fnmadddf4_fpr_2): Ditto.
5990 (fnmsubdf4_fpr_1): Ditto.
5991 (fnmsubdf4_fpr_2): Ditto.
5992 (fixuns_truncdfdi2): Add expander for VSX support.
5993 (fix_truncdfdi2): Ditto.
5994 (fix_truncdfsi2): Ditto.
5996 (btruncsf2): Whitespace.
5997 (movdf_hardfloat32): Add support for VSX registers.
5998 (movdf_softfloat32): Ditto.
5999 (movdf_hardfloat64): Ditto.
6000 (movdf_hardfloat64_mfpgpr): Ditto.
6001 (movdf_softfloat64): Ditto.
6002 (movti splitters): Add check for vector registers supporting
6003 TImode in the future.
6004 (bpermd): Add power7 bpermd instruction.
6006 * config/rs6000/altivec.h (vec_div): Define if VSX.
6010 (vec_nearbyint): Ditto.
6013 (all predicates): Use the generic builtin function, and not the V4SF
6014 specific function so that the predicates will work with VSX's V2DF.
6018 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
6019 Document new VSX functions and types.
6021 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
6024 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
6025 "wa", and "j" constraints. Modify "v" to talk about Altivec
6026 instead of just vector.
6028 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
6031 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
6032 location for phi arguments.
6033 (rewrite_update_phi_arguments): Find locations for reaching defs.
6034 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6035 Add location to add_phi_arg calls.
6036 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
6037 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
6038 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
6039 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
6040 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
6041 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
6042 * tree-phinodes.c (make_phi_node): Initialize location.
6043 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
6044 (add_phi_arg): Add location parameter.
6045 (remove_phi_arg_num): Move location when moving phi argument.
6046 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
6048 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
6049 slpeel_update_phi_nodes_for_guard1,
6050 slpeel_update_phi_nodes_for_guard2,
6051 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
6052 vect_loop_versioning): Set locations.
6053 * tree-parloops.c (create_phi_for_local_result,
6054 transform_to_exit_first_loop, create_parallel_loop): Add locations.
6055 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
6056 * tree-vect-loop.c (get_initial_def_for_induction,
6057 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
6059 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
6060 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
6061 (gimple_phi_arg_set_location): New. Set locus.
6062 (gimple_phi_arg_has_location): New. Check for locus.
6063 (redirect_edge_var_map_location): New. Return locus from var_map.
6064 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
6065 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
6066 combining PHI arguments.
6067 (cond_store_replacement): Set location.
6068 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
6069 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
6070 scop_add_exit_phis_edge): Add locations.
6071 * tree-cfgcleanup.c (remove_forwarder_block,
6072 remove_forwarder_block_with_phi): Add locations.
6073 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
6074 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
6076 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
6077 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
6078 flush_pending_stmts): Add source location.
6079 * lambda-code.c (perfect_nestify): Maintain location stack with argument
6080 stack to preserve locations.
6081 * tree-vect-stmts.c (vectorizable_load): Add location.
6082 * tree-inline.c (copy_phis_for_bb): Copy locus.
6083 (setup_one_parameter): Add call locus to inlined parameter stmts.
6084 (initialize_inlined_parameters): Pass in call location as parameter
6086 (tree_function_versioning): Pass location to setup_one_parameter.
6087 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
6088 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
6089 copy and edge lists.
6090 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
6091 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
6092 locus parameter and override the stmt default if provided.
6093 (new_elim_graph, clear_elim_graph, delete_elim_graph,
6094 elim_graph_add_edge, elim_graph_remove_succ_edge,
6095 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
6096 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
6097 eliminate_phi): Add locus info in elimination graph for each edge and
6099 (insert_backedge_copies): Copy locus if present.
6100 * tree-flow.h (struct _edge_var_map): Add locus field.
6101 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
6102 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
6103 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
6105 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
6107 2009-07-30 Martin Jambor <mjambor@suse.cz>
6109 PR tree-optimization/40570
6110 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
6113 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
6115 * ssa-loop-manip.c: Include langhooks.h.
6116 (rewrite_phi_with_iv): New.
6117 (rewrite_all_phi_nodes_with_iv): New.
6118 (canonicalize_loop_ivs): Move here from tree-parloops.c.
6119 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
6120 * tree-parloops.c (loop_parallel_p): Move out all conditions
6121 except dependency check.
6122 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
6123 (gen_parallel_loop): Call canonicalize_loop_ivs without
6124 reduction_list argument.
6125 (build_new_reduction): New.
6126 (gather_scalar_reductions): New.
6127 (try_get_loop_niter): New.
6128 (try_create_reduction_list): New.
6129 (parallleize_loops): Change the parallel conditions check.
6130 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
6131 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
6133 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
6135 * opt-functions.awk (opt_args): Allow argument to be enclosed in
6137 * doc/options.texi (Option properties): Mention new quoting syntax.
6139 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6141 * config/alpha/alpha.c (alpha_start_function):
6142 Handle VMS_DEBUG_MAIN_POINTER
6143 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6144 * doc/invoke.texi: Document -mdebug-main switch.
6146 2009-07-29 Richard Henderson <rth@redhat.com>
6148 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
6149 (cgraph_create_edge_including_clones): Likewise.
6150 * tree-inline.c (copy_bb): Operate on the correct edges
6151 when updating the callgraph.
6153 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6155 * config/alpha/vms-cc.c: Deleted.
6156 * config/alpha/vms-ld.c: Deleted.
6157 * config/alpha/t-vms64: Moved to config/vms
6158 * config/alpha/vms-crt0-64.c: Moved to config/vms
6159 * config/alpha/vms-crt0.c: Moved to config/vms
6160 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
6161 * config/alpha/vms-psxcrt0.c: Moved to config/vms
6162 * config/alpha/xm-vms.h: Moved to config/vms
6163 * config/alpha/x-vms: Moved to config/vms
6164 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
6166 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
6167 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
6169 * config/vms/t-vms64: Moved here from config/alpha
6170 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
6171 (argc,argv,envp): Enforce 32bit malloc'ing.
6172 * config/vms/vms-psxcrt0-64.c: Likewise.
6173 * config/vms/vms-crt0.c: Moved here from config/alpha.
6174 * config/vms/vms-psxcrt0.c: Likewise.
6175 * config/vms/vms-crtl-64.h: New file.
6176 * config/vms/vms-crtl.h: New file.
6177 * config/vms/vms.opt: New file.
6178 * config/vms/xm-vms64.h: New file.
6179 * config/vms/xm-vms.h: Moved here from config/alpha.
6180 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
6182 * config/vms/x-vms: Moved here from config/alpha.
6183 (version, VMS_EXTRA_PARTS): Moved to t-vms.
6184 (vms-ld.o, vms-cc.o): Removed.
6185 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
6187 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6189 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
6190 correct stack (obvious VMS fix).
6192 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6194 * dwarf2out.c (output_file_names): Output VMS style file name, size,
6195 date, version info if VMS_DEBUGGING_INFO defined.
6196 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
6197 size, date calculating code moved here.
6199 2009-07-29 Paul Brook <paul@codesourcery.com>
6201 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
6204 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
6207 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
6208 to DImode when generating insq_le insn.
6210 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6212 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
6213 New macro set for VMS_DEBUGGGING_INFO.
6214 (AT_string_form): Use it.
6216 2009-07-28 DJ Delorie <dj@redhat.com>
6218 * config/mep/mep.c (vtext_section): New.
6219 (vftext_section): New.
6220 (ftext_section): New.
6221 (mep_select_section): Add support for functions.
6222 (mep_unique_section): Likewise.
6223 (mep_asm_init_sections): Likewise.
6224 (mep_encode_section_info): Remove it from here.
6226 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
6228 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
6230 * tree.h (TREE_DEPRECATED): Document it is used for types too.
6231 (TYPE_VECTOR_OPAQUE): Use default_def_flag
6233 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6235 * dwarf2out.c (output_file_names): Test new macro
6236 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
6237 (add_comp_dir_attribute): Likewise.
6239 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
6241 * config/i386/mingw-w64.h (LINK_SPEC): Add
6242 separating space between commands.
6244 2009-07-28 Jan Hubicka <jh@suse.cz>
6246 PR tree-optimization/40759
6247 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
6250 2009-07-27 DJ Delorie <dj@redhat.com>
6252 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
6253 types are dword-aligned.
6254 (mep_expand_va_start): Likewise.
6256 2009-07-27 Olivier Hainque <hainque@adacore.com>
6257 Douglas B Rupp <rupp@gnat.com>
6259 * convert.c (convert_to_pointer): Don't assume the target
6260 pointer type is POINTER_SIZE long. Fetch its precision instead.
6262 2009-07-27 Douglas B Rupp <rupp@gnat.com>
6264 * system.h (fopen): Undefine if macro.
6266 2009-07-27 Jakub Jelinek <jakub@redhat.com>
6268 * dwarf2out.c (output_cfi_p): Removed.
6269 (output_cfis): New function.
6270 (output_fde): New function, split from output_call_frame_info.
6271 (output_call_frame_info): Use it.
6272 (dwarf2out_switch_text_section): Use output_cfis.
6274 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6276 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
6277 TARGET_BI_ARCH is specified without enabling SJLJ.
6278 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
6279 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
6281 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
6283 * arm.md (negdi2): Use DImode if forcing a value into a register.
6285 2009-07-26 Ira Rosen <irar@il.ibm.com>
6287 PR tree-optimization/40801
6288 * tree-vect-stmts.c (vectorizable_call): Get previous copy
6289 of vector operand from the previous copy of vector statement.
6290 Pass the correct definition type value to
6291 vect_get_vec_def_for_stmt_copy().
6293 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6295 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
6296 const char ** conversion.
6298 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6300 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
6301 fancy_abort() if !ENABLE_ASSERT_CHECKING.
6302 (gcc_unreachable): Invoke __builtin_unreachable() if
6303 !ENABLE_ASSERT_CHECKING.
6305 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6307 PR rtl-optimization/40445
6308 * emit-rtl.c (next_nonnote_insn_bb): New function.
6309 * rtl.h (next_nonnote_insn_bb): Declare new function.
6310 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
6311 with no successors that is the successor of the ENTRY_BLOCK.
6312 Continue from the top after removing an empty fallthrough block.
6313 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
6314 of next_nonnote_insn.
6316 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6318 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
6320 2009-07-25 Martin Jambor <mjambor@suse.cz>
6322 * c-common.c (c_common_attribute_table): New element for noclone.
6323 (handle_noclone_attribute): New function. Forward-declare.
6324 * tree-inline.c (tree_versionable_function_p): Check for noclone
6326 * doc/extend.texi (Labels as Values): Document need for noclone.
6327 (Function Attributes): Document noclone attribute.
6329 2009-07-25 Jakub Jelinek <jakub@redhat.com>
6331 PR rtl-optimization/34999
6332 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
6333 and dw_fde_switched_cold_to_hot fields.
6334 (output_cfi_p): New function.
6335 (output_call_frame_info): If fde->dw_fde_switched_sections,
6336 output 2 FDEs instead of one with corrupted header.
6337 (dwarf2out_do_cfi_startproc): New function.
6338 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
6339 and fde->dw_fde_switched_cold_to_hot.
6340 (dwarf2out_switch_text_section): Compute
6341 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
6342 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
6343 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
6344 Otherwise, compute fde->dw_fde_switch_cfi.
6346 2009-07-24 Cary Coutant <ccoutant@google.com>
6348 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
6350 2009-07-24 Cary Coutant <ccoutant@google.com>
6352 * cfghooks.c (split_block): Copy discriminator to new block.
6353 * tree-cfg.c (assign_discriminator): Check location of last
6354 instruction in block as well as first.
6356 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
6358 * config/i386/linux.c: Use fputs or putc instead of fprintf
6360 * config/i386/gas.h: Ditto.
6361 * config/i386/x86-64.h: Ditto.
6362 * config/i386/att.h: Ditto.
6364 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6366 * expmed.c (emit_store_flag): Use a recursive call to optimize the
6369 2009-07-24 Martin Jambor <mjambor@suse.cz>
6371 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
6372 (ipa_push_func_to_list_1): Declare.
6373 (ipa_push_func_to_list): New function.
6375 * ipa-prop.c (ipa_push_func_to_list_1): New function.
6376 (ipa_init_func_list): Call ipa_push_func_to_list_1.
6377 (ipa_push_func_to_list): Removed.
6378 (ipa_pop_func_from_list): Clear node_enqueued flag.
6380 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6382 * config/s390/s390.c (override_options): Default
6383 max-unrolled-insns to 100 for z10 tuning.
6385 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
6387 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
6388 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
6389 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
6390 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
6391 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
6392 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
6393 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
6395 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6397 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
6398 use default set in mingw32.h header.
6399 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
6400 64-bit /mingw/include path.
6401 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
6404 2009-07-23 Neil Vachharajani <nvachhar@google.com>
6406 PR rtl-optimization/40209
6407 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
6409 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6411 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
6412 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
6413 with the rest of string where appropriate. Use fputs or putc
6414 instead of fprintf where appropriate.
6416 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
6417 Pat Haugen <pthaugen@us.ibm.com>
6418 Revital Eres <ERES@il.ibm.com>
6420 * config/rs6000/vector.md: New file. Move most of the vector
6421 expander support here from altivec.md to allow for the VSX vector
6422 unit in the future. Add support for secondary_reload patterns.
6423 Rewrite the patterns for vector comparison, and vector comparison
6424 predicate instructions so that the RTL expresses the desired
6425 behavior, instead of using unspec.
6427 * config/rs6000/constraints.md ("f" constraint): Use
6428 rs6000_constraints to hold the precalculated register class.
6429 ("d" constraint): Ditto.
6430 ("wd" constraint): New constraint for VSX.
6431 ("wf" constraint): Ditto.
6432 ("ws" constraint): Ditto.
6433 ("wa" constraint): Ditto.
6434 ("wZ" constraint): Ditto.
6435 ("j" constraint): Ditto.
6437 * config/rs6000/predicates.md (vsx_register_operand): New
6439 (vfloat_operand): New predicate for vector.md.
6440 (vint_operand): Ditto.
6441 (vlogical_operand): Ditto.
6442 (easy_fp_constant): If VSX, 0.0 is an easy constant.
6443 (easy_vector_constant): Add VSX support.
6444 (altivec_indexed_or_indirect_operand): New predicate for
6445 recognizing Altivec style memory references with AND -16.
6447 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
6448 for vector secondary reload support.
6449 (rs6000_vector_reg_class): Delete, replacing it with
6451 (rs6000_vsx_reg_class): Ditto.
6452 (rs6000_constraints): New array to hold the register classes of
6453 each of the register constraints that can vary at runtime.
6454 (builtin_mode_to_type): New static array for builtin function type
6456 (builtin_hash_table): New static hash table for builtin function
6458 (TARGET_SECONDARY_RELOAD): Define target hook.
6459 (TARGET_IRA_COVER_CLASSES): Ditto.
6460 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
6461 registers are 128 bits if VSX memory reference instructions are used.
6462 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
6464 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
6465 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
6466 Print several of the scheduling related parameters.
6467 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
6468 rs6000_constraints instead of rs6000_vector_reg_class. Move
6469 -mdebug=reg code to rs6000_debug_reg_global. Add support for
6470 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
6471 Altivec. Add VSX support. Setup for secondary reload support on
6472 Altivec/VSX registers.
6473 (rs6000_override_options): Make power7 set the scheduling groups
6474 like the power5. Add support for new debug switches to override
6475 the scheduling defaults. Temporarily disable -mcpu=power7 from
6476 setting -mvsx. Add support for debug switches -malways-hint,
6477 -msched-groups, and -malign-branch-targets.
6478 (rs6000_buitlin_conversion): Add support for returning unsigned
6479 vector conversion functions to fix regressions due to stricter
6481 (rs6000_builtin_mul_widen_even): Ditto.
6482 (rs6000_builtin_mul_widen_odd): Ditto.
6483 (rs6000_builtin_vec_perm): Ditto.
6484 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
6485 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
6487 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
6489 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
6490 VSX types for bit operations. Changes to accomidate vector.md.
6491 (bdesc_2arg): Ditto.
6492 (bdesc_1arg): Ditto.
6493 (struct builtin_description_predicates): Rewrite predicate
6494 handling so that RTL describes the operation, instead of passing
6495 the instruction to be used as a string argument.
6496 (bdesc_altivec_preds): Ditto.
6497 (altivec_expand_predicate_builtin): Ditto.
6498 (altivec_expand_builtin): Ditto.
6499 (rs6000_expand_ternop_builtin): Use a switch instead of an if
6500 statement for vsldoi support.
6501 (altivec_expand_ld_builtin): Change to use new names from vector.md.
6502 (altivec_expand_st_builtin): Ditto.
6503 (paired_expand_builtin): Whitespace changes.
6504 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
6505 builtin_mode_to_type table for secondary reload. Call
6506 builtin_function_type to build random builtin functions.
6507 (altivec_init_builtins): Change to use builtin_function_type to
6508 create builtin function types dynamically as we need them.
6509 (builtin_hash_function): New support for hashing the tree types
6510 for builtin function as we need it, rather than trying to build
6511 all of the trees that we need. Add initial preliminary VSX support.
6512 (builtin_function_type): Ditto.
6513 (builtin_function_eq): Ditto.
6514 (builtin_hash_struct): Ditto.
6515 (rs6000_init_builtins): Ditto.
6516 (rs6000_common_init_builtins): Ditto.
6517 (altivec_init_builtins): Ditto.
6518 (rs6000_common_init_builtins): Ditto.
6519 (enum reload_reg_type): New enum for simplifing reg classes.
6520 (rs6000_reload_register_type): Simplify register classes into GPR,
6521 Vector, and other registers. Altivec and VSX addresses in reload.
6522 (rs6000_secondary_reload_inner): Ditto.
6523 (rs6000_ira_cover_classes): New target hook, that returns the
6524 appropriate cover classes, based on -mvsx being used or not.
6525 (rs6000_secondary_reload_class): Add VSX support.
6526 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
6527 (get_vsel_insn): Ditto.
6528 (rs6000_emit_vector_compare): Rewrite vector conditional support
6529 so that where we can, we use RTL operators, instead of blindly use
6531 (rs6000_emit_vector_select): Ditto.
6532 (rs6000_emit_vector_cond_expr): Ditto.
6533 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
6534 (create_TOC_reference): Add -mdebug=addr support.
6535 (emit_frame_save): VSX loads/stores need register indexed addressing.
6537 * config/rs6000/rs6000.md: Include vector.md.
6539 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
6541 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6542 support for V2DI, V2DF in logical, permute, select operations.
6544 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
6545 switch for vsx/power7.
6546 (-mvsx-scalar-memory): Ditto.
6547 (-mvsx-align-128): Ditto.
6548 (-mallow-movmisalign): Ditto.
6549 (-mallow-df-permute): Ditto.
6550 (-msched-groups): Ditto.
6551 (-malways-hint): Ditto.
6552 (-malign-branch-targets): Ditto.
6554 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
6556 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
6557 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
6558 (rs6000_vector_reg_class): Delete.
6559 (rs6000_vsx_reg_class): Ditto.
6560 (enum rs6000_reg_class_enum): New enum for the constraints that
6561 vary based on target switches.
6562 (rs6000_constraints): New array to hold the register class for all
6563 of the register constraints that vary based on the switches used.
6564 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
6565 (enum rs6000_builtins): Add unsigned varients for the builtin
6566 declarations returned by target hooks for expanding multiplies,
6567 select, and permute operations. Add VSX builtins.
6568 (enum rs6000_builtin_type_index): Add entries for VSX.
6569 (V2DI_type_node): Ditto.
6570 (V2DF_type_node): Ditto.
6571 (unsigned_V2DI_type_node): Ditto.
6572 (bool_long_type_node): Ditto.
6573 (intDI_type_internal_node): Ditto.
6574 (uintDI_type_internal_node): Ditto.
6575 (double_type_internal_node): Ditto.
6577 * config/rs6000/altivec.md (whole file): Move all expanders to
6578 vector.md from altivec.md. Rename insn matching functions to be
6580 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
6581 (altivec_vcmp*): Ditto.
6582 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
6583 (VM): New iterator for moves that includes the VSX types.
6584 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
6585 (altivec_vperm_<mode>_uns): New, for unsigned types.
6586 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
6587 (altivec_eq<mode>): Ditto.
6588 (altivec_gt<mode>): Ditto.
6589 (altivec_gtu<mode>): Ditto.
6590 (altivec_eqv4sf): Ditto.
6591 (altivec_gev4sf): Ditto.
6592 (altivec_gtv4sf): Ditto.
6593 (altivec_vcmpbfp_p): Ditto.
6595 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
6597 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
6600 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6603 * config/i386/i386.c (output_387_ffreep): Rewrite to use
6604 ASM_SHORT instead of .word.
6605 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
6606 instead of .word in asm template.
6608 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
6611 * ira-lives.c (bb_has_abnormal_call_pred): New function.
6612 (process_bb_node_lives): Use it.
6614 * ira.c (setup_cover_and_important_classes): Don't setup
6615 ira_important_class_nums. Add cover classes to the end of
6617 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
6619 (find_reg_class_closure): Use reorder_important_classes.
6621 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
6623 * config/i386/i386.c (i386_ira_cover_classes): New function.
6624 (TARGET_IRA_COVER_CLASSES): Redefine.
6626 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
6627 importance of order of cover classes in the array.
6629 2009-07-22 Diego Novillo <dnovillo@google.com>
6631 * tree-pass.h (TDF_EH): Define.
6632 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
6633 contains TDF_EH, print the EH region number holding GS.
6634 * tree-dump.c (dump_options): Add "eh".
6635 * doc/invoke.texi: Document it.
6637 2009-07-22 Doug Kwan <dougkwan@google.com>
6639 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
6641 2009-07-22 Michael Matz <matz@suse.de>
6643 PR tree-optimization/35229
6644 PR tree-optimization/39300
6646 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
6647 (inhibit_phi_insertion): New function.
6648 (insert_into_preds_of_block): Call it for REFERENCEs.
6649 (init_pre): Initialize and finalize scalar evolutions.
6650 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
6652 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
6654 * config/i386/predicates.md (zero_extended_scalar_load_operand):
6655 Use CONST_VECTOR_NUNITS to determine number of elements.
6657 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
6659 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
6660 (U, W): Constraints are now deprecated and will be removed if we
6662 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
6664 ("prefetch"): Add the stcmh instruction for prefetching.
6665 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
6667 (s390_short_displacement): Return always true if compiling for
6668 machines not providing the long displacement facility.
6669 (s390_mem_constraint): Support the new constraint letter Z.
6670 (s390_check_qrst_address): New function.
6672 2009-07-21 DJ Delorie <dj@redhat.com>
6674 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
6677 2009-07-21 Jason Merrill <jason@redhat.com>
6679 * c-common.c (max_tinst_depth): Increase default to 1024.
6681 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6683 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
6684 (vec_unpacku_float_lo_v4si): Ditto.
6686 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6689 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
6690 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
6691 (builtin_description): Add __builtin_ia32_cvtudq2ps.
6692 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
6694 2009-07-21 Jakub Jelinek <jakub@redhat.com>
6696 PR tree-optimization/40813
6697 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
6700 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
6702 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
6703 with a NOP_EXPR if needed.
6705 2009-07-21 Paul Brook <paul@codesourcery.com>
6707 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
6708 Terminate debug dump with newline.
6710 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6712 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
6713 Cast "1" to unsigned HOST_WIDE_INT.
6714 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
6715 deposit length to the maximum length - lsb. Extend length if
6716 HOST_BITS_PER_WIDE_INT is 32.
6718 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6720 * cgraph.h (constant_pool_htab): New function.
6721 (constant_descriptor_tree): Move from varasm.c.
6722 * varasm.c (constant_pool_htab): New function.
6723 (constant_descriptor_tree): Move to cgraph.h.
6725 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6727 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
6729 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
6731 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
6734 2009-07-20 Xinliang David Li <davidxl@google.com>
6736 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
6738 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
6740 * config/mips/mips.md (move_type): Add arith.
6741 (type): Handle arith.
6742 (zero_extendsidi2): Rename this into ...
6743 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
6744 (zero_extendsidi2): New expander.
6745 (*zero_extendsidi2_dext): New pattern.
6747 2009-07-20 Nick Clifton <nickc@redhat.com>
6749 * config.gcc (mips64-*-*): Add definition of tm_defines in order
6750 to set MIPS_ABI_DEFAULT.
6751 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
6753 2009-07-20 Jakub Jelinek <jakub@redhat.com>
6755 * tree-object-size.c (addr_object_size): Handle unions with
6756 array in it as last field of structs in __bos (, 1) as __bos (, 0).
6758 PR tree-optimization/40792
6759 * tree.c (build_function_type_skip_args): Remove bogus assert.
6761 2009-07-20 Jan Hubicka <jh@suse.cz>
6762 Martin Jambor <mjambor@suse.cz>
6764 * cgraph.h (combined_args_to_skip): New field.
6765 * cgraph.c (cgraph_create_virtual_clone): Properly handle
6766 combined_args_to_skip and args_to_skip.
6767 * tree-inline.c (update_clone_info): New function.
6768 (tree_function_versioning): Call update_clone_info.
6769 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
6771 (cgraph_materialize_all_clones): More extensive dumping, working
6772 with combined_args_to_skip rather than args_to_skip.
6774 2009-07-20 Ira Rosen <irar@il.ibm.com>
6776 * tree-vectorizer.h (vectorizable_condition): Add parameters.
6777 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
6778 (get_initial_def_for_reduction): Likewise.
6779 (vectorizable_reduction): Skip the check of first operand in case
6780 of COND_EXPR. Add check that it is outer loop vectorization if
6781 nested cycle was detected. Call vectorizable_condition() for
6782 COND_EXPR. If reduction epilogue cannot be created do not fail for
6783 nested cycles (if it is not double reduction). Assert that there
6784 is only one type in the loop in case of COND_EXPR. Call
6785 vectorizable_condition() to vectorize COND_EXPR.
6786 * tree-vect-stmts.c (vectorizable_condition): Update comment.
6787 Add parameters. Allow nested cycles if called from
6788 vectorizable_reduction(). Use reduction vector variable if provided.
6789 (vect_analyze_stmt): Call vectorizable_reduction() before
6790 vectorizable_condition().
6791 (vect_transform_stmt): Update call to vectorizable_condition().
6793 2009-07-20 Christian Bruel <christian.bruel@st.com>
6795 * config/sh/sh.opt (-mfmovd): Resurrect and document.
6796 * doc/invoke.texi (-mfmovd): Likewise.
6797 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
6799 2009-07-20 Jan Hubicka <jh@suse.cz>
6801 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
6802 when handling SSA name.
6804 2009-07-19 Jan Hubicka <jh@suse.cz>
6806 PR tree-optimization/40676
6807 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
6808 virtual PHIs in empty BBs.
6810 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6812 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
6813 re-expanded the compound use gen_lowpart instead to convert to the
6816 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6818 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
6819 OUTER_CONST arguments.
6820 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
6821 the new wider mode will be masked off.
6822 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
6824 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6826 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
6827 high-order bits are zero.
6829 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6831 * combine.c (simplify_shift_const_1): Split code to determine
6833 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
6834 new bits shifted in are identical to the old sign bit.
6836 2009-07-18 Richard Guenther <rguenther@suse.de>
6839 * gimplify.c (gimplify_call_expr): Reject code using results from
6840 functions returning void.
6842 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
6844 * doc/md.texi: Document the new PowerPC "es" constraint.
6845 Document that "m" can include automodified addresses on this target,
6846 and explain how %U must be used. Extend the "Q" and "Z" documentation
6847 to suggest "es" as well as "m".
6848 * config/rs6000/constraints.md (es): New memory constraint.
6849 (Q, Z): Update strings to match new documentation.
6851 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
6853 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
6854 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
6855 * config/rs6000/predicates.md (volatile_mem_operand): Use
6856 offsettable_nonstrict_memref_p.
6857 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
6858 (*floatunssidf2_internal): Likewise.
6859 (*fix_truncdfsi2_internal): Likewise.
6860 (*fix_trunctfsi2_internal): Likewise.
6862 2009-07-17 Anatoly Sokolov <aesok@post.ru>
6864 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
6866 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6868 2009-07-17 Richard Guenther <rguenther@suse.de>
6871 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
6872 (pass_warn_unused_result): Likewise.
6873 (TODO_set_props): Remove.
6874 * omp-low.c (diagnose_omp_structured_block_errors): Change to
6876 (pass_diagnose_omp_blocks): Define.
6877 * c-decl.c (pop_file_scope): Do not finalize the CU here.
6878 (c_gimple_diagnostics_recursively): Remove.
6879 (finish_function): Do not call it.
6880 (c_write_global_declarations): Continue after errors.
6881 Finalize the CU here.
6882 * c-gimplify.c (c_genericize): Do not gimplify here.
6883 * c-common.c (c_warn_unused_result): Move ...
6884 * tree-cfg.c (do_warn_unused_result): ... here.
6885 (run_warn_unused_result): New function.
6886 (gate_warn_unused_result): New function.
6887 (pass_warn_unused_result): New pass.
6888 * c-common.h (c_warn_unused_result): Remove.
6889 * flags.h (flag_warn_unused_result): Declare.
6890 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
6891 * opts.c (flag_warn_unused_result): Initialize to false.
6892 * toplev.c (compile_file): Add comment.
6893 * omp-low.c (create_omp_child_function): Do not register
6894 the function with the frontend.
6895 (diagnose_omp_structured_block_errors): Prepare to be
6896 called as optimization pass.
6897 (gate_diagnose_omp_blocks): New function.
6898 (pass_diagnose_omp_blocks): New pass.
6899 * cgraph.h (cgraph_optimize): Remove.
6900 (cgraph_analyze_function): Likewise.
6901 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
6902 * cgraphunit.c (cgraph_lower_function): Lower nested functions
6903 before their parents here.
6904 (cgraph_finalize_function): Not here.
6905 (cgraph_analyze_function): Gimplify functions here.
6906 (cgraph_finalize_compilation_unit): Continue after errors.
6907 Optimize the callgraph from here.
6908 (cgraph_optimize): Make static.
6909 * langhooks.c (write_global_declarations): Finalize the CU.
6910 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
6911 (gimplify_function_tree): Assert we gimplify only once.
6912 Set PROP_gimple_any property.
6913 * tree-nested.c (gimplify_all_functions): New function.
6914 (lower_nested_functions): Gimplify all nested functions.
6915 * gimple.h (diagnose_omp_structured_block_errors): Remove.
6916 * passes.c (init_optimization_passes): Add pass_warn_unused_result
6917 and pass_diagnose_omp_blocks after gimplification. Do not
6918 set TODO_set_props on all_lowering_passes.
6919 (execute_one_pass): Do not handle TODO_set_props.
6920 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
6921 (gimplify.o): Add tree-pass.h dependency.
6922 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
6923 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
6924 (unsave_r): Likewise.
6925 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
6928 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
6930 * doc/service.texi (Service): Restore previously removed link,
6931 which isn't broken after all.
6933 2009-07-17 Richard Guenther <rguenther@suse.de>
6935 PR tree-optimization/40321
6936 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
6937 PHI nodes to the maximal set.
6938 (make_values_for_phi): Add PHI arguments to the maximal set.
6939 (execute_pre): Dump PHI_GEN and the maximal set.
6941 2009-07-17 Jakub Jelinek <jakub@redhat.com>
6944 * gimplify.c (gimplify_conversion): Don't change non-conversions into
6947 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
6949 * doc/extend.texi (Nested Functions): Replace broken link with
6951 * doc/service.texi (Service): Remove broken link.
6953 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
6956 * builtins.c (expand_builtin_memcmp): Use loc instead of
6957 EXPR_LOCATION (exp).
6958 (expand_builtin_strncmp): Likewise.
6960 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
6961 Manuel López-Ibáñez <manu@gcc.gnu.org>
6964 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
6965 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
6966 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
6967 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
6968 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
6969 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
6970 tree-inline.c, c-common.c, c-common.h, gimple.c,
6971 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
6972 convert.c: Add location argument to fold_{unary,binary,ternary},
6973 fold_build[123], build_call_expr, build_size_arg,
6974 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
6975 fold_build1_initializer, fold_build2_initializer,
6976 fold_build3_initializer, fold_build_call_array,
6977 fold_build_call_array_initializer, fold_single_bit_test,
6978 omit_one_operand, omit_two_operands, invert_truthvalue,
6979 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
6980 combine_comparisons, fold_builtin_*, fold_call_expr,
6981 build_range_check, maybe_fold_offset_to_address, round_up,
6984 2009-07-16 Jason Merrill <jason@redhat.com>
6987 * c-common.c (c_common_reswords): Add __is_standard_layout
6989 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
6990 * doc/implement-cxx.texi: New.
6991 * doc/gcc.texi: Include it.
6993 2009-07-16 DJ Delorie <dj@redhat.com>
6995 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
6996 compares that may be indirectly affected by previous instructions.
6998 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7000 * builtins.c (do_mpc_arg2): New.
7001 (fold_builtin_2): Fold builtin cpow.
7002 * real.h (HAVE_mpc_pow): New.
7004 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
7006 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
7007 comparison to skip unprofitable schedule
7009 2009-07-16 Simon Baldwin <simonb@google.com>
7011 * gcc.c (option_map): New flag -no-canonical-prefixes.
7012 * (display_help): Print help text for new flag.
7013 * (process_command): Move options translation and language specifics
7014 and handle new flag early. Use it to set a function pointer to a
7015 prefix builder. Replace make_relative_prefix calls with calls to
7016 the function pointed to. Ignore new flag in regular options handling.
7017 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
7019 2009-07-15 DJ Delorie <dj@redhat.com>
7021 * config/mep/mep.md (sibcall_internal): Change register to avoid
7023 (sibcall_value_internal): Likewise.
7025 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
7027 PR rtl-optimization/40710
7028 * resource.c (mark_target_live_regs): Reset DF problem to LR.
7030 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
7032 * config/mips/mips.md (*extenddi_truncate<mode>,
7033 *extendsi_truncate<mode>): Change type attribute to move_type
7034 with shift_shift. Split out code handling exts from here ...
7035 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
7037 (*extendhi_truncateqi): Change type attribute to move_type with
7038 shift_shift. Split out code handling exts from here ...
7039 (*extendhi_truncateqi_exts): ... to this new pattern.
7041 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
7043 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
7044 instead of "and" with inverted sign bit mask value. Use
7045 "nonimmediate_operand" for operand 1 and operand 2 predicate.
7046 Allocate registers only for operand 4 and operand 5.
7048 2009-07-15 Jakub Jelinek <jakub@redhat.com>
7051 * fold-const.c (fold_cond_expr_with_comparison): When folding
7052 < and <= to MIN, make sure the MIN uses the same type as the
7053 comparison's operands.
7055 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
7057 * arm.md (ior_xor): New code iterator.
7058 (split for ior/xor with shift and zero-extend): New split pattern.
7059 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
7061 2009-07-15 Richard Guenther <rguenther@suse.de>
7063 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
7066 2009-07-15 Richard Guenther <rguenther@suse.de>
7069 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
7071 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7073 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
7074 handle 2.6.30 kernel.
7076 2009-07-15 DJ Delorie <dj@redhat.com>
7078 * config/mep/mep.md (sibcall_internal): Change register to allow
7079 for 24-bit addresses.
7080 (sibcall_value_internal): Likewise.
7082 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
7084 * doc/invoke.texi: Added descriptions of the scheduling heuristics
7085 that are enabled/disabled by the flags introduced by a previous patch.
7087 2009-07-14 DJ Delorie <dj@redhat.com>
7089 * config/mep/mep.md (sibcall_internal): Include non-toggling
7091 (sibcall_value_internal): Likewise.
7093 2009-07-14 Taras Glek <tglek@mozilla.com>
7094 Rafael Espindola <espindola@google.com>
7096 * doc/sourcebuild.texi: Document install-plugin target.
7097 * configure.ac: Added install-plugin target to language makefiles.
7098 * configure: Regenerate.
7099 * Makefile.in: (install-plugin): Install more headers,
7100 depend on lang.install-plugin.
7102 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7104 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
7107 2009-07-14 DJ Delorie <dj@redhat.com>
7109 * config/mep/mep.c (mep_vliw_jmp_match): New function.
7110 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
7111 * config/mep/mep.md (sibcall_internal): Change test from
7112 mep_vliw_mode_match to mep_vliw_jmp_match.
7113 (sibcall_value_internal): Likewise.
7115 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
7117 * config/i386/sse.md (copysign<mode>3): New expander.
7118 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
7119 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
7120 Use ix86_build_const_vector.
7121 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
7122 IX86_BUILTIN_CPYSGNPD.
7123 (builtin_description): Add __builtin_ia32_copysignps and
7124 __builtin_ia32_copysignpd.
7125 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
7126 and BUILT_IN_COPYSIGNF.
7128 2009-07-13 Jason Merrill <jason@redhat.com>
7130 * builtins.c (can_trust_pointer_alignment): New fn.
7131 (get_pointer_alignment): Factor it out from here.
7132 * tree.h: Declare it.
7134 2009-07-14 David Edelsohn <edelsohn@gnu.org>
7136 * config/rs6000/predicates.md (offsettable_mem_operand): Test
7139 2009-07-14 Dodji Seketeli <dodji@redhat.com>
7143 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
7145 2009-07-14 Richard Guenther <rguenther@suse.de>
7146 Andrey Belevantsev <abel@ispras.ru>
7149 * cfgexpand.c (partition_stack_vars): Do not bother to update
7150 alias information when not optimizing.
7152 2009-07-14 Richard Guenther <rguenther@suse.de>
7153 Andrey Belevantsev <abel@ispras.ru>
7155 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
7156 (pt_solution_set): Likewise.
7157 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
7158 * tree-ssa-structalias.c (pt_solution_set): New function.
7159 * final.c (rest_of_clean_state): Free SSA data structures.
7160 * print-rtl.c (print_decl_name): Remove.
7161 (print_mem_expr): Implement in terms of print_generic_expr.
7162 * alias.c (ao_ref_from_mem): New function.
7163 (rtx_refs_may_alias_p): Likewise.
7164 (true_dependence): Query alias-export info.
7165 (canon_true_dependence): Likewise.
7166 (write_dependence_p): Likewise.
7167 * tree-dfa.c (get_ref_base_and_extent): For void types leave
7169 * emit-rtl.c (component_ref_for_mem_expr): Remove.
7170 (mem_expr_equal_p): Use operand_equal_p.
7171 (set_mem_attributes_minus_bitpos): Do not use
7172 component_ref_for_mem_expr.
7173 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
7174 (update_alias_info_with_stack_vars): Likewise.
7175 (partition_stack_vars): Call update_alias_info_with_stack_vars.
7176 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
7177 explicitly nor clear stmt operands.
7178 Free the decl-to-pointer map.
7179 * tree-optimize.c (execute_free_datastructures): Do not free
7180 SSA data structures here.
7181 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
7182 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
7183 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
7185 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
7187 2009-07-13 DJ Delorie <dj@redhat.com>
7189 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
7190 unrolling at the right iteration count.
7192 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
7195 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7197 * haifa-sched.c (rank_for_schedule): Introduced flags to
7198 enable/disable individual scheduling heuristics.
7199 * common.opt: Introduced flags to enable/disable individual
7200 heuristics in the scheduler.
7201 * doc/invoke.texi: Introduced flags to enable/disable individual
7202 heuristics in the scheduler.
7204 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
7206 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
7207 config/i386/mingw-tls.c.
7208 * config/i386/mingw-tls.c: Removed.
7210 2009-07-13 Ira Rosen <irar@il.ibm.com>
7212 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
7213 checks access only relevant statements.
7214 (vectorizable_reduction): Likewise.
7216 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
7218 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
7219 just for 32-bit case.
7221 2009-07-12 Jan Hubicka <jh@suse.cz>
7223 PR tree-optimization/40585
7224 * except.c (expand_resx_expr): When there already is resume
7225 instruction, produce linked list.
7226 (build_post_landing_pads): Assert that resume is empty.
7227 (connect_post_landing_pads): Handle resume lists.
7228 (dump_eh_tree): Dump resume list.
7230 2009-07-12 Ira Rosen <irar@il.ibm.com>
7232 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
7233 with additional argument.
7234 * tree-vectorizer.h (enum vect_def_type): Add
7235 vect_double_reduction_def.
7236 (vect_is_simple_reduction): Add argument.
7237 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
7239 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
7240 vect_is_simple_reduction with additional argument.
7241 (vect_analyze_loop_operations): Handle exit phi nodes in case of
7243 (reduction_code_for_scalar_code): Handle additional codes by
7244 returning ERROR_MARK for them. Fix comment and indentation.
7245 (vect_is_simple_reduction): Fix comment, add argument to specify
7246 double reduction. Detect double reduction.
7247 (get_initial_def_for_induction): Fix indentation.
7248 (get_initial_def_for_reduction): Fix comment and indentation.
7249 Handle double reduction. Create initial definitions that do not
7250 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
7251 (vect_create_epilog_for_reduction): Fix comment, add argument to
7252 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
7253 epilogue result extraction. Create double reduction phi node and
7254 replace relevant uses.
7255 (vectorizable_reduction): Call vect_is_simple_reduction with
7256 additional argument. Fix indentation. Update epilogue code treatment
7257 according to the changes in reduction_code_for_scalar_code. Check
7258 for double reduction. Call vect_create_epilog_for_reduction with
7259 additional argument.
7260 * tree-vect-stmts.c (process_use): Handle double reduction, update
7262 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
7263 (vect_get_vec_def_for_operand): Likewise.
7265 2009-07-12 Danny Smith <dansmister@gmail.com>
7267 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
7268 dllexport if !TREE_PUBLIC.
7269 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
7271 2009-07-11 Anatoly Sokolov <aesok@post.ru>
7273 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
7274 (avr_extra_arch_macro) Remove declatation.
7275 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
7276 (avr_extra_arch_macro) Declare as static.
7277 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
7279 2009-07-11 Jan Hubicka <jh@suse.cz>
7282 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
7284 2009-07-11 Jakub Jelinek <jakub@redhat.com>
7287 * dwarf2out.c (dw_fde_struct): Add in_std_section and
7288 cold_in_std_section bits.
7289 (dwarf2out_begin_prologue): Initialize them.
7290 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
7291 if already covered by text_section or cold_text_section range.
7293 PR rtl-optimization/40667
7294 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
7295 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
7296 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
7297 * config/i386/i386.c (ix86_minimum_alignment): New function.
7298 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
7299 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
7300 * emit-rtl.c (gen_reg_rtx): Likewise.
7301 * function.c (assign_parms): Likewise. If nominal_type needs
7302 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
7303 rather than passed_type's alignment.
7306 * function.c (assign_parm_setup_stack): Adjust
7307 MEM_OFFSET (data->stack_parm) if promoted_mode is different
7308 from nominal_mode on big endian.
7310 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
7312 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
7314 2009-07-10 DJ Delorie <dj@redhat.com>
7316 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
7318 2009-07-10 Mark Mitchell <mark@codesourcery.com>
7320 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
7322 (thumb2_cbnz): Likewise.
7324 2009-07-10 David Daney <ddaney@caviumnetworks.com>
7327 * config.gcc (supported_defaults): Add synci.
7328 (with_synci): Add validation.
7329 (all_defaults): Add synci.
7330 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
7333 * config/mips/mips.opt (msynci): New option.
7334 * config/mips/mips.c (mips_override_options): Warn on use of
7335 -msynci for targets that do now support it.
7336 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7338 * gcc/doc/invoke.texi (-msynci): Document the new option.
7339 * doc/install.texi (--with-synci): Document the new option.
7341 2009-07-10 Richard Guenther <rguenther@suse.de>
7343 PR tree-optimization/40496
7344 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
7345 the PHI result with a compatible type.
7347 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
7351 * c.opt (Wunused-result): New.
7352 * doc/invoke.texi: Document it.
7353 * c-common.c (c_warn_unused_result): Use it.
7355 2009-07-09 DJ Delorie <dj@redhat.com>
7357 * targhooks.c (default_target_can_inline_p): Rename from
7358 default_target_option_can_inline_p.
7359 * targhooks.h (default_target_can_inline_p): Likewise.
7360 * target-def.h (TARGET_CAN_INLINE_P): Rename from
7361 TARGET_OPTION_CAN_INLINE_P.
7362 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
7363 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
7364 (mep_target_can_inline_p): Rename from
7365 mep_target_option_can_inline_p.
7368 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
7369 registers used to pass vectors.
7371 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
7373 2009-07-09 Tom Tromey <tromey@redhat.com>
7375 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
7376 * config/mmix/mmix.c: Include dwarf2.h.
7377 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
7378 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
7379 * config/sh/sh.c: Include dwarf2.h.
7380 * config/i386/i386.c: Include dwarf2.h.
7381 * Makefile.in (DWARF2_H): Remove 'elf'.
7382 * except.c: Include dwarf2.h.
7383 * unwind-dw2.c: Include dwarf2.h.
7384 * dwarf2out.c: Include dwarf2.h.
7385 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
7386 * unwind-dw2-fde.c: Include dwarf2.h.
7387 * dwarf2asm.c: Include dwarf2.h.
7389 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7391 * haifa-sched.c (insn_finishes_cycle_p): New static function.
7392 (max_issue): Use it.
7393 * sched-int.h (struct sched_info: insn_finishes_block_p): New
7395 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
7396 (region_sched_info): Update.
7397 * sched-ebb.c (ebb_sched_info): Update.
7398 * modulo-sched.c (sms_sched_info): Update.
7399 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
7401 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7403 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
7405 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
7407 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
7409 2009-07-09 Jakub Jelinek <jakub@redhat.com>
7412 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
7413 arg1 with arg01 if arg1 is already INTEGER_CST.
7415 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7417 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
7418 Transform (and (truncate)) into (truncate (and)).
7420 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7422 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
7423 creating LHS paradoxical subregs. Fix surrounding returns to
7424 use NULL_RTX rather than 0.
7426 2009-07-08 DJ Delorie <dj@redhat.com>
7428 * config/mep/mep.c: (mep_option_can_inline_p): New.
7429 (TARGET_OPTION_CAN_INLINE_P): Define.
7431 2009-07-08 Mark Wielaard <mjw@redhat.com>
7434 * dwarf2out.c (add_data_member_location_attribute): When we have
7435 only a constant offset don't emit a new location description using
7436 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
7439 2009-07-08 Richard Henderson <rth@redhat.com>
7442 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
7443 (enum reg_class): Add CLOBBERED_REGS.
7444 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
7445 * config/i386/i386.c (ix86_conditional_register_usage): Moved
7446 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
7447 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
7448 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
7449 force 64-bit sibcalls into R11.
7450 * config/i386/constraints.md (U): New constraint.
7451 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
7452 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
7453 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
7455 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
7457 * basic-block.h (dump_regset, debug_regset): Remove duplicate
7459 * c-objc-common.h (c_initialize_diagnostics): Ditto.
7460 * ebitmap.h (dump_ebitmap): Ditto.
7461 * optabs.h (optab_libfunc): Ditto.
7462 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
7463 * tree-flow.h (vect_can_force_dr_alignment_p,
7464 get_vectype_for_scalar_type): Ditto.
7465 (vectorize_loops): Move prototype to ...
7466 * tree-vectorizer.h: ... here. Also, adjust comment.
7467 (vect_set_verbosity_level): Remove duplicate prototype.
7468 * tree-ssa-loop.c: Include tree-vectorizer.h.
7469 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
7471 2009-07-08 Nick Clifton <nickc@redhat.com>
7473 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
7476 2009-07-08 DJ Delorie <dj@redhat.com>
7478 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
7479 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
7480 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
7482 * config/mep/intrinsics.md: Regenerated.
7483 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
7484 registers when asm() or calls are detected.
7486 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
7489 * gimplify.c (gimplify_expr): Propagate no_warning flag when
7491 * gimple (gimple_build_call_from_tree): Likewise.
7492 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
7493 no_warning flag before warning.
7495 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7497 * tree.c (set_expr_locus): Remove.
7498 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
7499 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
7501 * gimplify.c (internal_get_tmp_var): Likewise.
7502 (gimplify_call_expr): Likewise.
7503 (gimplify_one_sizepos): Likewise.
7505 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
7508 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
7509 to variables for debugging purposes.
7511 2009-06-23 Mark Loeser <mark@halcy0n.com>
7514 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
7516 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7518 * pretty-print.c (pp_base_format): Remove %J.
7519 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7520 gcc_cxxdiag_char_table): Likewise.
7521 (init_dynamic_diag_info): Likewise.
7523 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7525 * pretty-print.c (pp_base_format): Remove %H.
7526 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7527 gcc_cxxdiag_char_table): Likewise.
7528 (init_dynamic_diag_info): Likewise.
7529 * config/mep/mep.c (mep_select_section): Likewise.
7531 2009-07-07 Duncan Sands <baldrick@free.fr>
7533 * final.c (pass_clean_state): Give the pass a name.
7534 * passes.c (pass_rest_of_compilation): Likewise.
7535 * tree-optimize.c (pass_all_optimizations): Likewise.
7537 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
7539 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
7540 an extra 'decl' for error_at.
7542 2009-07-07 Jakub Jelinek <jakub@redhat.com>
7545 * tree-tailcall.c (adjust_return_value_with_ops,
7546 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
7547 if it has complex or vector type.
7549 2009-07-07 Olivier Hainque <hainque@adacore.com>
7551 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
7554 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
7556 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
7558 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7560 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
7561 * c-decl.c: Likewise.
7562 * function.c: Likewise.
7563 * varasm.c: Likewise.
7564 * tree-ssa.c: Likewise.
7565 * c-common.c: Likewise.
7566 * tree-cfg.c: Likewise.
7567 * config/spu/spu.c: Likewise.
7568 * config/ia64/ia64.c: Likewise.
7569 * config/v850/v850.c: Likewise.
7571 2009-07-06 DJ Delorie <dj@redhat.com>
7573 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
7574 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
7575 unspecified accesses to control registers.
7576 * config/mep/intrinsics.md: Regenerate.
7577 * config/mep/intrinsics.h: Regenerate.
7578 * config/mep/mep-intrin.h: Regenerate.
7580 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7582 * c-lex.c: Replace %H by an explicit location. Update all calls.
7583 * c-common.c: Likewise.
7584 * c-decl.c: Likewise.
7585 * c-typeck.c: Likewise.
7586 * fold-const.c: Likewise.
7587 * gimplify.c: Likewise.
7589 * tree-cfg.c: Likewise.
7590 * tree-ssa-loop-niter.c: Likewise.
7591 * tree-vrp.c: Likewise.
7592 * value-prof.c: Likewise.
7594 2009-07-06 Diego Novillo <dnovillo@google.com>
7596 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
7597 if it has one. Handle cases where VAR does not have an
7598 annotation or cfun is NULL.
7600 2009-07-06 Diego Novillo <dnovillo@google.com>
7602 * tree.c: Include debug.h.
7603 (initialize_tree_contains_struct): New.
7604 (init_ttree): Call it.
7605 (tree_node_structure_for_code): Factor out of ...
7606 (tree_node_structure): ... here.
7607 * treestruct.def (TS_PHI_NODE): Remove.
7608 (TS_GIMPLE_STATEMENT): Remove.
7610 2009-07-06 Diego Novillo <dnovillo@google.com>
7612 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
7613 (debug_tree_chain): Handle cycles.
7615 2009-07-06 Nick Clifton <nickc@redhat.com>
7616 DJ Delorie <dj@redhat.com>
7618 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
7619 __FMOVD_ENABLED__ is defined.
7621 (TARGET_FMOVD): Provide a default definition.
7622 (MASK_FMOVD): Likewise.
7623 (TARGET_CPU_CPP_BUILTINS): Define
7624 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
7625 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
7626 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
7627 (split for DF load from memory into register): Also handle
7628 MEMs which consist of REG+DISP addressing.
7629 (split for DF store from register to memory): Likewise.
7630 (movsf_ie): Always use single fp_mode.
7631 * config/sh/sh.c (sh_override_options): Do not automatically
7632 enable TARGET_MOVD for the SH2A when supporting doubles - leave
7633 that to the -mfmovd command line switch.
7634 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
7635 (fldi_ok): Always allow.
7636 * config/sh/sh.opt (mfmovd): Remove this switch.
7637 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
7639 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
7640 Kaz Kojima <kkojima@gcc.gnu.org>
7642 PR rtl-optimization/30807
7643 * postreload.c (reload_combine): For every new use of REG_SUM,
7644 record the use of BASE.
7646 2009-07-06 Jan Hubicka <jh@suse.cz>
7648 * params.def: Revert my accidental commit at 2009-06-30.
7650 2009-07-04 Ian Lance Taylor <iant@google.com>
7653 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
7655 (mingw_format_attribute_overrides): Likewise.
7657 2009-07-04 Jakub Jelinek <jakub@redhat.com>
7660 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
7661 don't check cfa.reg. Instead of cfa.indirect use
7662 fde && fde->drap_reg != INVALID_REGNUM test.
7664 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
7666 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
7668 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
7671 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
7673 2009-07-03 Richard Guenther <rguenther@suse.de>
7675 PR tree-optimization/40640
7676 * tree-switch-conversion.c (build_arrays): Perform arithmetic
7679 2009-07-03 Jan Hubicka <jh@suse.cz>
7681 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
7682 for size, reduce amount of inlining.
7684 2009-07-03 Richard Guenther <rguenther@suse.de>
7687 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
7688 if t +- x is known to not overflow and the conversion widens the
7690 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
7692 2009-07-03 Jan Hubicka <jh@suse.cz>
7694 * ipa-pure-const.c (analyze): Update loop optimizer init.
7695 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
7696 try_remove_empty_loop, remove_empty_loops): Remove.
7697 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
7698 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
7699 to mark regular loops as neccesary.
7700 (degenerate_phi_p): New function.
7701 (propagate_necessity, remove_dead_phis): Use it.
7702 (forward_edge_to_pdom): Likewise.
7703 (eliminate_unnecessary_stmts): Take care to remove uses of results of
7704 virtual PHI nodes that became unreachable.
7705 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
7706 * tree-flow.h (remove_empty_loops): Remove.
7707 * passes.c (init_optimization_passes): Remove.
7709 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
7711 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
7712 can_create_pseudo_p.
7713 (*fix_trunc<mode>_i387_1): Ditto.
7714 (*floathi<mode>2_1): Ditto.
7715 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
7716 (*fistdi2_1): Ditto.
7717 (*fist<mode>2_1): Ditto.
7718 (frndintxf2_floor): Ditto.
7719 (*fist<mode>2_floor_1): Ditto.
7720 (frndintxf2_ceil): Ditto.
7721 (*fist<mode>2_ceil_1): Ditto.
7722 (frndintxf2_trunc): Ditto.
7723 (frndintxf2_mask_pm): Ditto.
7724 (fxam<mode>2_i387_with_temp): Ditto.
7725 * config/i386/sse.md (mulv16qi3): Ditto.
7726 (*sse2_mulv4si3): Ditto.
7728 (sse4_2_pcmpestr): Ditto.
7729 (sse4_2_pcmpistr): Ditto.
7731 2009-07-03 Jan Hubicka <jh@suse.cz>
7733 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
7734 (mark_stmt_necessary): Set it.
7735 (mark_operand_necessary): Set it.
7736 (mark_control_dependent_edges_necessary): Set it.
7737 (mark_virtual_phi_result_for_renaming): New function.
7738 (get_live_post_dom): New function.
7739 (forward_edge_to_pdom): New function.
7740 (remove_dead_stmt): Fix handling of control dependences.
7741 (tree_dce_init): Init new bitmap.
7742 (tree_dce_done): Free it.
7744 2009-07-02 Richard Guenther <rguenther@suse.de>
7747 * tree-ssa-structalias.c (new_var_info): Initialize
7750 2009-07-02 Jan Hubicka <jh@suse.cz>
7752 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
7755 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
7757 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
7758 instead of recomputing it. Adjust calls.
7759 (emit_store_flag): Adjust recursive calls.
7761 2009-07-02 Richard Guenther <rguenther@suse.de>
7763 * tree-ssa-live.c (remove_unused_locals): Do not remove
7765 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
7766 of DECL_EXTERNAL for HEAP variables.
7767 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
7768 HEAP variables. Do not adjust RESTRICT vars.
7769 (find_what_var_points_to): Nobody cares if something
7772 2009-07-02 Ben Elliston <bje@au.ibm.com>
7774 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
7775 pc_low and pc_high declarations to the top of the function.
7777 2009-07-01 DJ Delorie <dj@redhat.com>
7779 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
7781 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
7782 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
7783 unspecified accesses to control registers.
7784 * config/mep/intrinsics.md: Regenerate.
7785 * config/mep/intrinsics.h: Regenerate.
7786 * config/mep/mep-intrin.h: Regenerate.
7788 2009-07-01 Anthony Green <green@moxielogic.com>
7790 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7791 instruction when possible.
7792 (moxie_expand_prologue): Ditto. Also, save an instruction and
7793 some complexity by popping off of $r12 instead of $sp.
7794 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
7797 2009-07-01 Richard Henderson <rth@redhat.com>
7800 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
7801 contained no insns, reposition note before last insn.
7803 2009-07-01 Richard Henderson <rth@redhat.com>
7806 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
7807 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
7809 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7812 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
7813 darwin9 for printing reg addresses with %y.
7815 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
7817 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
7818 truncation from operands in binary operations.
7820 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
7823 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
7824 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
7825 subreg of op0 to the original op0.
7827 * expmed.c (store_bit_field_1): Use a temporary as the destination
7828 instead of a paradoxical subreg when we need to truncate the result.
7830 2009-07-01 DJ Delorie <dj@redhat.com>
7832 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
7833 names to VLIW variants.
7834 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
7835 * config/mep/intrinsics.md: Regenerate.
7836 * config/mep/intrinsics.h: Regenerate.
7837 * config/mep/mep-intrin.h: Regenerate.
7839 2009-07-01 Jakub Jelinek <jakub@redhat.com>
7842 * jump.c (returnjump_p): Revert last patch.
7843 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
7845 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7848 * pa.md (casesi32p): Use jump table label to determine the offset
7850 (casesi64p): Likewise.
7852 * pa.c (forward_branch_p): Return bool type. Use instruction
7853 addresses when available. Assert that INSN has a jump label.
7854 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
7857 2009-07-01 Richard Guenther <rguenther@suse.de>
7859 PR tree-optimization/19831
7860 * tree-ssa-dce.c (propagate_necessity): Calls to functions
7861 that only act as barriers do not make any previous stores necessary.
7862 * tree-ssa-structalias.c (handle_lhs_call): Delay making
7863 HEAP variables global, do not add a constraint from nonlocal.
7864 (find_func_aliases): Handle escapes through return statements.
7865 (compute_points_to_sets): Make escaped HEAP variables global.
7867 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
7870 * expmed.c (emit_store_flag): Perform a conversion if necessary,
7871 after reducing a DImode cstore to SImode.
7873 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
7875 * expr.c (expand_expr_real_1): Reinstate fallthrough to
7876 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
7878 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
7880 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
7881 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
7883 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
7884 and umod_optab if TARGET_BSD_DIVMOD.
7885 * config/vax/lib1funcs.asm: New file.
7886 * config/vax/t-linux: New file.
7887 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
7889 2009-06-30 Jakub Jelinek <jakub@redhat.com>
7892 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
7893 to type arguments that have void type.
7896 * dwarf2out.c (gen_formal_parameter_die): Call
7897 equate_decl_number_to_die if node is different from origin.
7899 2009-06-30 Anthony Green <green@moxielogic.com>
7901 Clean up moxie port for --enable-build-with-cxx.
7902 * config/moxie/moxie.c (moxie_function_value): First two
7903 parameters are const_tree, not tree.
7904 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
7905 (REG_CLASS_NAMES): Ditto.
7906 (REGNO_REG_CLASS): Ditto.
7907 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
7908 (moxie_function_value): Fix constyness of arguments.
7910 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
7912 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
7913 finalize_size_functions before further processing.
7914 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
7915 (variable_size): Call self_referential_size on size expressions
7916 that contain a PLACEHOLDER_EXPR.
7917 (size_functions): New static variable.
7918 (copy_self_referential_tree_r): New static function.
7919 (self_referential_size): Likewise.
7920 (finalize_size_functions): New global function.
7921 * tree.c: Include tree-inline.h.
7922 (push_without_duplicates): New static function.
7923 (find_placeholder_in_expr): New global function.
7924 (substitute_in_expr) <tcc_declaration>: Return the replacement object
7926 <tcc_expression>: Likewise.
7927 <tcc_vl_exp>: If the replacement object is a constant, try to inline
7928 the call in the expression.
7929 * tree.h (finalize_size_functions): Declare.
7930 (find_placeholder_in_expr): Likewise.
7931 (FIND_PLACEHOLDER_IN_EXPR): New macro.
7932 (substitute_placeholder_in_expr): Update comment.
7933 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
7935 (copy_tree_body_r): Likewise.
7936 (copy_tree_body): New static function.
7937 (maybe_inline_call_in_expr): New global function.
7938 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
7939 (maybe_inline_call_in_expr): Declare.
7940 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
7941 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
7944 2009-06-30 Richard Guenther <rguenther@suse.de>
7946 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
7948 (propagate_necessity): Do not mark reaching defs of stores
7951 2009-06-30 Jan Hubicka <jh@suse.cz>
7953 * cfgloopanal.c (check_irred): Move into ...
7954 (mark_irreducible_loops): ... here; return true if ireducible
7956 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
7957 (analyze_function): Try to prove loop finiteness.
7958 * cfgloop.h (mark_irreducible_loops): Update prototype.
7959 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
7961 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
7963 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
7965 2009-06-30 Ira Rosen <irar@il.ibm.com>
7967 PR tree-optimization/40542
7968 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
7971 2009-06-30 Martin Jambor <mjambor@suse.cz>
7973 PR tree-optimization/40582
7974 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
7975 than useless_type_conversion_p.
7976 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
7979 2009-06-30 Martin Jambor <mjambor@suse.cz>
7982 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
7984 2009-06-30 Richard Guenther <rguenther@suse.de>
7986 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
7987 use ao_ref references.
7988 (walk_aliased_vdefs): Likewise.
7989 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
7990 * tree-ssa-dce.c (struct ref_data): Remove.
7991 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
7992 (mark_aliased_reaching_defs_necessary): Adjust.
7993 (mark_all_reaching_defs_necessary_1): Likewise.
7995 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
7998 * expmed.c (emit_cstore): New name of emit_store_flag_1.
7999 (emit_store_flag_1): Extract from emit_store_flag, adjust
8000 calls to (what now is) emit_cstore.
8001 (emit_store_flag): Call emit_store_flag_1 and also use it
8002 for what used to be recursive calls.
8004 2009-06-30 Wei Guozhi <carrot@google.com>
8007 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
8008 if the target bb post dominates from bb.
8009 * config/i386/i386.c (memory_address_length): Check existence of base
8010 register before using it.
8012 2009-06-30 Nick Clifton <nickc@redhat.com>
8013 DJ Delorie <dj@redhat.com>
8015 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8016 __FMOVD_ENABLED__ is defined.
8018 (TARGET_FMOVD): Provide a default definition.
8019 (MASK_FMOVD): Likewise.
8020 (TARGET_CPU_CPP_BUILTINS): Define
8021 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8022 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8023 two fmov instructions depending upon whether TARGET_FMOVD is
8025 (split for DF load from memory into register): Also handle
8026 MEMs which consist of REG+DISP addressing.
8027 (split for DF store from register to memory): Likewise.
8028 * config/sh/sh.opt (mfmovd): Remove this switch.
8029 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8030 * config/sh/sh.c (sh_override_options): Do not automatically
8031 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8032 that to the -mfmovd command line switch.
8034 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
8036 (fldi_ok): Always allow.
8037 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
8039 2009-06-29 DJ Delorie <dj@redhat.com>
8041 * doc/install.texi (mep-x-elf): Correct chip's full name.
8043 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
8045 * doc/extend.texi: Fix typo.
8047 2009-06-29 Tom Tromey <tromey@redhat.com>
8050 * Makefile.in (DWARF2_H): New variable.
8052 (dwarf2out.o): Likewise.
8053 (dwarf2asm.o): Likewise.
8054 * config/i386/t-i386: Use DWARF2_H.
8055 * except.c: Include elf/dwarf2.h.
8056 * unwind-dw2.c: Include elf/dwarf2.h.
8057 * dwarf2out.c: Include elf/dwarf2.h.
8058 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
8059 <dtprel>: New field.
8060 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
8061 (size_of_loc_descr): Likewise.
8062 (output_loc_operands_raw): Likewise.
8063 (output_loc_operands): Handle new dtprel field.
8064 (loc_checksum): Update.
8065 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
8066 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
8067 * unwind-dw2-fde.c: Include elf/dwarf2.h.
8068 * dwarf2asm.c: Include elf/dwarf2.h.
8069 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
8070 * config/mmix/mmix.c: Include elf/dwarf2.h.
8071 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
8072 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
8073 * config/sh/sh.c: Include elf/dwarf2.h.
8074 * config/i386/i386.c: Include elf/dwarf2.h.
8076 2009-06-29 DJ Delorie <dj@redhat.com>
8078 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
8080 * doc/extend.texi: Add MeP attributes and pragmas.
8081 * doc/invoke.text: Add MeP Options.
8082 * doc/contrib.texi: Add MeP contribution.
8083 * doc/md.texi: Add MeP constraints.
8084 * doc/install.texi: Add MeP target.
8086 2009-06-30 Anatoly Sokolov <aesok@post.ru>
8088 * target.h (struct gcc_target): Add frame_pointer_required field.
8089 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
8090 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
8091 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
8093 * reload1.c (update_eliminables): (Ditto.).
8094 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
8095 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8096 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
8098 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
8100 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
8101 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8102 (arm_frame_pointer_required): New function.
8104 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
8105 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8106 (avr_frame_pointer_required_p): Declare as static.
8107 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
8109 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
8110 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8111 (bfin_frame_pointer_required): Make as static, change return type
8113 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
8115 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
8116 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8117 (cris_frame_pointer_required): New function.
8119 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
8121 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
8122 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8123 (fr30_frame_pointer_required): New function.
8125 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
8126 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8127 (frv_frame_pointer_required): Make as static, change return type
8129 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
8131 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
8132 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8133 (ix86_frame_pointer_required): Make as static, change return type to
8135 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
8137 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
8138 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8140 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
8142 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
8144 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
8146 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
8147 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8148 (mips_frame_pointer_required): Make as static.
8149 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
8151 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
8152 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8153 (mmix_frame_pointer_required): Mew function.
8155 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
8156 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8158 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
8160 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
8162 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
8164 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
8165 (CAN_ELIMINATE): Redefine.
8166 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8167 (sparc_frame_pointer_required): New function.
8168 (sparc_can_eliminate): New function.
8169 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
8171 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
8172 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8174 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
8175 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8176 (xtensa_frame_pointer_required): Make as static, change return type
8178 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
8181 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
8183 * doc/plugins.texi: Document PLUGIN_START_UNIT.
8184 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
8185 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
8186 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
8187 (register_callback): Handle PLUGIN_START_UNIT.
8188 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
8190 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
8192 * tree.c (process_call_operands): Propagate TREE_READONLY from the
8194 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
8195 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
8197 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
8199 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
8202 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
8204 * doc/extend.texi (Additional Floating Types): __float128 is also
8205 supported on i386 targets.
8207 2009-06-29 Richard Guenther <rguenther@suse.de>
8210 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8212 (pt_solutions_same_restrict_base): Declare.
8213 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
8215 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
8216 (make_constraint_from, make_copy_constraint): Move earlier.
8217 (make_constraint_from_heapvar): New function.
8218 (make_constraint_from_restrict): Likewise.
8219 (handle_lhs_call): Use it.
8220 (find_func_aliases): Use it to track conversions to restrict
8222 (struct fieldoff): Add only_restrict_pointers flag.
8223 (push_fields_onto_fieldstack): Initialize it.
8224 (create_variable_info_for): Track global restrict qualified pointers.
8225 (intra_create_variable_infos): Use make_constraint_from_heapvar.
8226 Track restrict qualified pointer arguments.
8227 (set_uids_in_ptset): Use varinfo is_global_var flag.
8228 (find_what_var_points_to): Set the vars_contains_restrict flag.
8229 Always create the points-to solution for sets including restrict tags.
8230 (pt_solutions_same_restrict_base): New function.
8231 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
8232 qualified pointers use pt_solutions_same_restrict_base as
8233 additional source for disambiguation.
8235 2009-06-29 Richard Guenther <rguenther@suse.de>
8238 * alias.c (find_base_decl): Remove.
8239 (get_deref_alias_set_1): Remove restrict handling.
8240 * c-common.c (c_apply_type_quals_to_decl): Do not set
8241 DECL_POINTER_ALIAS_SET.
8242 * gimplify.c (find_single_pointer_decl_1): Remove.
8243 (find_single_pointer_decl): Likewise.
8244 (internal_get_tmp_var): Remove restrict handling.
8245 (gimple_regimplify_operands): Likewise.
8246 * omp-low.c (expand_omp_atomic_pipeline): Do not set
8247 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
8248 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
8249 * tree.c (restrict_base_for_decl): Remove.
8250 (init_ttree): Do not allocate it.
8251 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
8252 LABEL_DECL_UID for label decls.
8253 (copy_node_stat): Do not copy restrict information.
8254 (decl_restrict_base_lookup): Remove.
8255 (decl_restrict_base_insert): Likewise.
8256 (print_restrict_base_statistics): Likewise.
8257 (dump_tree_statistics): Do not call print_restrict_base_statistics.
8258 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
8259 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
8260 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
8261 (LABEL_DECL_UID): Adjust.
8262 (DECL_BASED_ON_RESTRICT_P): Remove.
8263 (DECL_GET_RESTRICT_BASE): Likewise.
8264 (SET_DECL_RESTRICT_BASE): Likewise.
8265 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
8267 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
8268 instead of DECL_POINTER_ALIAS_SET.
8269 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8270 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
8271 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
8273 2009-06-29 Richard Guenther <rguenther@suse.de>
8275 PR tree-optimization/40579
8276 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
8277 the IL to simplify has constants that overflowed.
8279 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
8281 PR tree-optimization/40550
8282 * tree-vect-generic.c (expand_vector_operations_1): Compute in
8283 vector_compute_type only when the size of vector_compute_type is
8284 less than the size of type.
8286 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
8288 * fold-const.c (contains_label_1): Fix comments.
8289 (contains_label_p): Do not walk trees multiple time.
8291 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8293 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
8294 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
8295 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
8296 ix86_fp_comparison_operator.
8297 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
8298 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
8299 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
8300 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
8301 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
8302 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
8303 (related splits): Change predicate to ix86_fp_comparison_operator.
8304 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
8305 instead of ix86_fp_comparison_codes.
8306 (ix86_trivial_fp_comparison_operator,
8307 ix86_fp_comparison_operator): New.
8308 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
8309 (ix86_expand_compare): Eliminate last two parameters.
8310 (ix86_fp_jump_nontrivial_p): Kill.
8311 * config/i386/i386.c (put_condition_code): Eliminate call to
8312 ix86_fp_comparison_codes and subsequent assertion.
8313 (ix86_fp_comparison_codes): Eliminate.
8314 (ix86_fp_swap_condition): New.
8315 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
8316 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
8317 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
8318 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
8319 and ix86_fp_swap_condition.
8320 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
8321 Use ix86_fp_comparison_strategy.
8322 (ix86_expand_compare): Likewise. Eliminate last two arguments.
8323 (ix86_fp_jump_nontrivial_p): Eliminate.
8324 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
8325 call to ix86_expand_compare.
8326 (ix86_split_fp_branch, ix86_expand_setcc,
8327 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
8328 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
8330 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8332 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
8333 related to jump_clobbers.
8334 * config/arm/arm.md (conds): Remove jump_clob case.
8335 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
8336 splits): Change comparison_operator to arm_comparison_operator.
8337 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
8340 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8342 * dojump.c (do_compare_rtx_and_jump): Try swapping the
8343 condition for floating point modes.
8344 * expmed.c (emit_store_flag_1): Move here a bigger part
8346 (emit_store_flag): Try swapping the condition for floating point
8348 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
8350 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8352 * expr.c (expand_expr_real_1): Just use do_store_flag.
8353 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
8354 emit_store_flag_force.
8355 * expmed.c (emit_store_flag_force): Copy here trick
8356 previously in expand_expr_real_1. Try reversing the comparison.
8357 (emit_store_flag_1): Work if target is NULL.
8358 (emit_store_flag): Work if target is NULL, using the result mode
8359 from the comparison. Use split_comparison, restructure final part
8360 to simplify conditionals.
8362 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8364 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
8365 * dojump.c (do_jump): Change handling of floating-point
8366 ops to use just do_compare_and_jump.
8367 (split_comparison): New.
8368 (do_compare_rtx_and_jump): Add here logic coming previously
8369 in do_jump, using split_comparison.
8371 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
8374 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
8376 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8378 * tree-ssa-alias.c: Fix unintentional commit.
8380 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8382 * passes.c (execute_one_pass): Fix unintentional commit.
8384 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8386 * df-problems.c (df_set_seen, df_unset_seen): Delete.
8387 (df_rd_local_compute, df_md_local_compute): Inline them.
8389 (df_md_scratch): New.
8390 (df_md_alloc, df_md_free): Allocate/free it.
8391 (df_md_local_compute): Only include live registers in init.
8392 (df_md_transfer_function): Prune the in-set computed by
8393 the confluence function, and the gen-set too.
8395 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8397 PR rtl-optimization/26854
8398 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
8399 * df-problems.c (df_rd_add_problem): Fix comment.
8400 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
8401 df_md_simulate_artificial_defs_at_top,
8402 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
8403 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
8404 df_md_transfer_function, df_md_init, df_md_confluence_0,
8405 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
8406 problem_MD, df_md_add_problem): New.
8407 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
8408 df_md_get_bb_info): New.
8409 (DF_LAST_PROBLEM_PLUS1): Adjust.
8411 * Makefile.in (fwprop.o): Include domwalk.h.
8412 * fwprop.c: Include domwalk.h.
8413 (reg_defs, reg_defs_stack): New.
8414 (bitmap_only_bit_between): Remove.
8415 (process_defs): New.
8416 (process_uses): Use reg_defs and local_md instead of
8417 bitmap_only_bit_between and local_rd.
8418 (single_def_use_enter_block): New, from build_single_def_use_links.
8419 (single_def_use_leave_block): New.
8420 (build_single_def_use_links): Remove code moved to
8421 single_def_use_enter_block, invoke domwalk.
8422 (use_killed_between): Adjust comment.
8424 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8426 * bitmap.h (bitmap_ior_and_into): New.
8427 * bitmap.c (bitmap_ior_and_into): New.
8429 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8431 * domwalk.h (struct dom_walk_data): Remove all callbacks except
8432 before_dom_children_before_stmts and after_dom_children_after_stmts.
8433 Rename the two remaining callbacks to just before_dom_children and
8434 after_dom_children. Remove other GIMPLE statement walking bits.
8435 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
8436 * graphite.c: Do not include domwalk.h.
8437 * tree-into-ssa.c (interesting_blocks): New global.
8438 (struct mark_def_sites_global_data): Remove it and names_to_rename.
8439 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
8440 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
8441 now that they're not domwalk callbacks.
8442 (rewrite_initialize_block): Rename to...
8443 (rewrite_enter_block): ... this, place after called functions. Test
8444 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
8445 (rewrite_finalize_block): Rename to...
8446 (rewrite_leave_block): ... this, place after called functions.
8447 (rewrite_update_init_block): Rename to...
8448 (rewrite_update_enter_block): ... this, place after called functions.
8449 Test interesting_blocks, call rewrite_update_stmt and
8450 rewrite_update_phi_arguments.
8451 (rewrite_update_fini_block): Rename to...
8452 (rewrite_leave_block): ... this, place after called functions.
8453 (rewrite_blocks): Remove last argument, simplify initialization of
8455 (mark_def_sites_initialize_block): Rename to...
8456 (mark_def_sites_block): ... this, call mark_def_sites.
8457 (mark_def_sites_blocks): Remove argument, simplify initialization of
8459 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
8460 (update_ssa): Likewise.
8461 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
8463 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
8464 (dom_opt_initialize_block): Rename to...
8465 (dom_opt_enter_block): ... this, place after called functions. Walk
8466 statements here, inline propagate_to_outgoing_edges.
8467 (dom_opt_finalize_block): Rename to...
8468 (dom_opt_leave_block): ... this, place after called functions.
8469 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
8471 (dse_enter_block, dse_record_phi): New.
8472 (dse_record_phis): Delete.
8473 (dse_finalize_block): Rename to...
8474 (dse_leave_block): ... this.
8475 (tree_ssa_dse): Simplify initialization of walk_data.
8476 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
8477 Adjust initialization of walk_data.
8478 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
8479 * tree-ssa-loop-phiopt.c (get_non_trapping):
8480 Adjust initialization of walk_data.
8481 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
8482 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
8483 it's not a domwalk callback.
8484 (uncprop_initialize_block): Rename to...
8485 (dse_enter_block): ... this, call uncprop_into_successor_phis.
8486 (dse_finalize_block): Rename to...
8487 (dse_leave_block): ... this.
8488 (tree_ssa_uncprop): Simplify initialization of walk_data.
8489 * Makefile.in: Adjust dependencies.
8491 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
8493 * arm.md (casesi): Fix test for Thumb1.
8494 (thumb1_casesi_internal_pic): Likewise.
8495 (thumb1_casesi_dispatch): Likewise.
8497 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
8499 * config/arm/arm-cores.def: Added core cortex-m0.
8500 * config/arm/arm-tune.md: Regenerated.
8501 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
8503 2009-06-26 DJ Delorie <dj@redhat.com>
8505 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
8507 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
8508 the scheduler doesn't tag jump insns.
8510 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
8512 * c-decl.c (merge_decls): Re-indent.
8514 2009-06-26 Janis Johnson <janis187@us.ibm.com>
8517 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
8518 Special-case decimal float constants.
8520 2009-06-26 Richard Henderson <rth@redhat.com>
8522 * function.h (struct function): Add cannot_be_copied_reason,
8523 and cannot_be_copied_set.
8524 * tree-inline.c (has_label_address_in_static_1): Rename from
8525 inline_forbidden_p_2; don't set inline_forbidden_reason here.
8526 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
8527 don't set inline_forbidden_reason.
8528 (copy_forbidden): New function, split out of inline_forbidden_p.
8529 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
8530 (inline_forbidden_p): Use copy_forbidden.
8531 (tree_versionable_function_p): Likewise.
8532 (inlinable_function_p): Merge into tree_inlinable_function_p.
8533 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
8534 * ipa-cp.c (ipcp_versionable_function_p): New function.
8535 (ipcp_cloning_candidate_p): Use it.
8536 (ipcp_node_modifiable_p): Likewise.
8538 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
8540 * builtins.c (expand_builtin_alloca): Handle builtin alloca
8541 that is marked not to be inlined. Remove flag_mudflap use.
8542 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
8543 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
8545 2009-06-26 Steve Ellcey <sje@cup.hp.com>
8548 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
8549 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
8551 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
8553 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
8555 (__mingwthr_remove_key_dtor): Likewise.
8557 2009-06-26 Richard Guenther <rguenther@suse.de>
8559 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
8561 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
8564 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
8565 try the non-cond_exec path also.
8567 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8570 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
8571 (output_cbranch): Use new functions.
8572 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
8575 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8576 Pat Haugen <pthaugen@us.ibm.com>
8577 Revital Eres <ERES@il.ibm.com>
8579 * config/rs6000/rs6000.c (print_operand): Correct lossage message
8580 for %c error. Add %x support to print VSX registers as a unified
8581 register set, instead of separate float and altivec registers.
8582 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
8583 %y case, and add support for VSX pre-modify addresses.
8584 (output_toc): Add assert for CONST containing an integer constant
8586 (rs6000_adjust_cost): Add POWER7 support.
8587 (insn_must_be_first_in_group): Ditto.
8588 (insn_must_be_last_in_group): Ditto.
8589 (rs6000_emit_popcount): Ditto.
8590 (rs6000_vector_mode_supported_p): Ditto.
8592 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
8593 Change some of the functions called by macros to being called
8594 through a pointer, so debug functions can be inserted if
8595 -mdebug=addr or -mdebug=cost.
8596 (rs6000_preferred_reload_class_ptr): Ditto.
8597 (rs6000_secondary_reload_class_ptr): Ditto.
8598 (rs6000_secondary_memory_needed_ptr): Ditto.
8599 (rs6000_cannot_change_mode_class_ptr): Ditto.
8600 (rs6000_secondary_reload_inner): Ditto.
8601 (rs6000_legitimize_reload_address): Ditto.
8602 (rs6000_legitimize_reload_address_ptr): Ditto.
8603 (rs6000_mode_dependent_address): Ditto.
8604 (rs6000_mode_dependent_address_ptr): Ditto.
8606 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
8607 function to return true if the mode allows reg + integer
8609 (virtual_stack_registers_memory_p): New function to return true if
8610 the address refers to a virtual stack register.
8611 (rs6000_legitimate_offset_address_p): Move code to say whether a
8612 mode supports reg+int addressing to reg_offset_addressing_ok_p and
8614 (rs6000_legitimate_address_p): Add checks for modes that only can
8615 do reg+reg addressing. Start adding VSX support.
8616 (rs6000_legitimize_reload_address): Ditto.
8617 (rs6000_legitimize_address): Ditto.
8618 (rs6000_debug_legitimate_address_p): New debug functions for
8619 -mdebug=addr and -mdebug=cost.
8620 (rs6000_debug_rtx_costs): Ditto.
8621 (rs6000_debug_address_costs): Ditto.
8622 (rs6000_debug_adjust_cost): Ditto.
8623 (rs6000_debug_legitimize_address): Ditto.
8624 (rs6000_legitimize_reload_address_ptr): Point to call normal
8625 function or debug function. Make functions called via pointer
8627 (rs6000_mode_dependent_address_ptr): Ditto.
8628 (rs6000_secondary_reload_class_ptr): Ditto.
8629 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
8630 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
8631 into a friendlier error.
8632 (rs6000_init_builtins): Add initial VSX support.
8633 (rs6000_adjust_cost): Fix some spacing issues.
8635 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
8636 (REG_CLASS_NAMES): Ditto.
8637 (REG_CLASS_CONTENTS): Ditto.
8638 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
8639 pointer, to add -mdebug=addr support.
8640 (CANNOT_CHANGE_MODE_CLASS): Ditto.
8641 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
8642 -mdebug=addr support.
8643 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
8644 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
8645 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
8647 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
8649 (bswapsi*): Set attribute types for load/store. Add combiner
8650 patterns to eliminate zero extend on 64-bit.
8651 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
8652 stdbrx if the hardware supports those instructions.
8654 2009-06-25 Ian Lance Taylor <iant@google.com>
8656 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
8657 (Link Options): Document -static-libstdc++.
8659 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8662 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
8663 DATA_ALIGNMENT instead.
8665 2009-06-25 Richard Guenther <rguenther@suse.de>
8667 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
8668 indirect references against the callused/escaped solutions.
8669 (call_may_clobber_ref_p_1): Likewise.
8671 2009-06-25 Martin Jambor <mjambor@suse.cz>
8673 PR tree-optimization/40493
8674 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
8675 (enum unscalarized_data_handling): New type.
8676 (handle_unscalarized_data_in_subtree): Return what has been done.
8677 (load_assign_lhs_subreplacements): Handle left flushes differently.
8678 (sra_modify_assign): Use unscalarized_data_handling, simplified
8679 condition determining whether to remove the statement.
8681 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
8683 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
8684 excerpt - @ should be doubled for texinfo.
8686 2009-06-24 Ian Lance Taylor <iant@google.com>
8688 * config/arc/arc.c: Include "df.h".
8689 (arc_attribute_table): Make static. Move higher in file.
8690 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
8691 (output_shift): Initialize n later to avoid warning.
8692 * config/arm/arm.c (arm_attribute_table): Make static. Move
8694 * config/avr/avr.c (avr_attribute_table): Make static. Move
8696 (reg_class_tab): Change array type from int to enum reg_class.
8697 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
8699 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
8700 (lshrhi3_out): Likewise.
8701 (class_likely_spilled_p): Change return type to bool.
8702 (avr_rtx_costs): Use local code variable with enum type.
8703 * config/avr/avr.md (movmemhi): Use add_reg_note.
8704 (andhi3, andsi3): Don't use AS2 with "and".
8705 (iorhi3, iorsi3): Don't use AS2 with "or".
8706 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
8707 * config/crx/crx.c: Include "df.h".
8708 (crx_attribute_table): Make static.
8709 * config/m32r/m32r.c: Include "df.h".
8710 (m32r_attribute_table): Make static. Move higher in file.
8711 (pop): Use add_reg_note.
8712 (block_move_call): Change 0 to LCT_NORMAL in function call.
8713 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
8714 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
8715 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
8716 declare, not just when TREE_CODE is defined.
8717 * config/m68hc11/m68hc11.c: Include "expr.h".
8718 (m68hc11_attribute_table): Make static. Move higher in file.
8719 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
8721 (m68hc11_register_indirect_p): Likewise.
8722 (m68hc11_function_arg_padding): Change return type to enum
8724 (emit_move_after_reload): Use add_reg_note.
8725 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
8726 (m68hc11_split_logical): Likewise.
8727 (m68hc11_rtx_costs): Add local code_and outer_code variables with
8729 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
8730 to VOIDmode in function call.
8731 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
8733 (m68hc11_split_logical): Update declaration.
8734 (m68hc11_function_arg_padding): Update declaration.
8735 * config/mcore/mcore.c (regno_reg_class): Change form array of int
8736 to array of enum reg_class.
8737 (mcore_attribute_table): Make static. Move higher in file.
8738 (mcore_rtx_costs): Add cast to enum type.
8739 * config/mcore/mcore.h (regno_reg_class): Update declaration.
8740 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
8741 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
8743 * config/sh/predicates.md (trapping_target_operand): Rename and to
8745 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
8747 * config/spu/spu.c (spu_attribute_table): Make static. Move
8749 * config/v850/v850.c (v850_attribute_table): Make static. Move
8751 (v850_rtx_costs): Use local code with enum type.
8752 (expand_epilogue): Add cast.
8753 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
8755 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
8758 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
8759 -m2a-single-only and -m2a-nofpu.
8760 * config/sh/sh.opt: Document m2a generates FPU code.
8762 2009-06-24 Anatoly Sokolov <aesok@post.ru>
8764 * defaults.h (CAN_ELIMINATE): Provide default.
8765 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
8766 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
8767 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
8768 * config/spu/spu.h (CAN_ELIMINATE): Delete.
8769 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
8770 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
8771 * config/cris/cris.h (CAN_ELIMINATE): Delete.
8772 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
8773 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
8774 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
8776 2009-06-24 DJ Delorie <dj@redhat.com>
8778 * mep-ext-cop.cpu: Fix copyright notice.
8779 * mep-default: Fix copyright notice.
8780 * mep-core: Fix copyright notice.
8781 * mep: Fix copyright notice.
8782 * mep-ivc2: Fix copyright notice.
8783 * mep-c5: Fix copyright notice.
8785 2009-06-24 Denis Chertykov <chertykov@gmail.com>
8787 * doc/contrib.texi (Contributors):
8789 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
8792 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
8793 src and dst operands if necessary.
8795 2009-06-23 DJ Delorie <dj@redhat.com>
8798 * config.gcc: Add mep support.
8799 * recog.c: Resurrect validate_replace_rtx_subexp().
8800 * recog.h: Likewise.
8801 * config/mep/: Add new port:
8802 * config/mep/constraints.md: New file.
8803 * config/mep/default.h: New file.
8804 * config/mep/intrinsics.h: New file.
8805 * config/mep/intrinsics.md: New file.
8806 * config/mep/ivc2-template.h: New file.
8807 * config/mep/mep-c5.cpu: New file.
8808 * config/mep/mep-core.cpu: New file.
8809 * config/mep/mep-default.cpu: New file.
8810 * config/mep/mep-ext-cop.cpu: New file.
8811 * config/mep/mep-intrin.h: New file.
8812 * config/mep/mep-ivc2.cpu: New file.
8813 * config/mep/mep-lib1.asm: New file.
8814 * config/mep/mep-lib2.c: New file.
8815 * config/mep/mep-pragma.c: New file.
8816 * config/mep/mep-protos.h: New file.
8817 * config/mep/mep-tramp.c: New file.
8818 * config/mep/mep.c: New file.
8819 * config/mep/mep.cpu: New file.
8820 * config/mep/mep.h: New file.
8821 * config/mep/mep.md: New file.
8822 * config/mep/mep.opt: New file.
8823 * config/mep/predicates.md: New file.
8824 * config/mep/t-mep: New file.
8826 2009-06-23 Ian Lance Taylor <iant@google.com>
8828 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
8829 from loose_warn into c_loose_warn and from strict_warn into
8830 c_strict_warn. Set and substitute warn_cxxflags. Check for
8831 --enable-build-with-cxx. Set and substitute
8832 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
8833 * Makefile.in (CXXFLAGS): New variable.
8834 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
8835 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
8836 the default is the same as $(STRICT_WARN).
8837 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
8838 (CXX): New variable.
8839 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
8840 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
8841 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
8842 (HOST_LIBS): New variable.
8843 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
8844 (ALL_CXXFLAGS): New variable.
8845 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
8846 * doc/install.texi (Configuration): Document
8847 --enable-build-with-cxx, --with-stage1-ldflags,
8848 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
8849 * configure: Rebuild.
8851 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8853 * config/arm/arm.c (arm_override_options): Fix braces and formatting
8854 from previous commit.
8856 2009-06-23 Ian Lance Taylor <iant@google.com>
8858 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
8860 2009-06-23 Ian Lance Taylor <iant@google.com>
8862 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
8863 with ATTRIBUTE_UNUSED.
8865 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8866 Pat Haugen <pthaugen@us.ibm.com>
8867 Revital Eres <eres@il.ibm.com>
8869 * config.in (HAVE_AS_POPCNTD): Add default definition.
8870 (HAVE_AS_LWSYNC): Ditto.
8872 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
8874 (gcc_cv_as_powerpc_cmpb): Ditto.
8875 (gcc_cv_as_powerpc_dfp): Ditto.
8876 (gcc_cv_as_powerpc_vsx): Ditto.
8877 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
8878 supporting the popcntd/lwsync instructions.
8879 (gcc_cv_as_powerpc_lwsync): Ditto.
8880 * configure: Regenerate.
8882 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
8883 -mcpu=native and -mcpu=power7.
8884 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
8886 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
8887 a variable instead of a mask to reduce the number of mask bits.
8888 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
8889 (-mbit-word): Ditto.
8890 (-mregnames): Ditto.
8891 * config/rs6000/rs6000.opt (-mupdate): Ditto.
8892 (-mfused-madd): Ditto.
8894 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
8896 (-mvsx): New switch for VSX instructions.
8897 (-misel): Move from a variable to a mask to allow it to be set by
8900 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
8901 function declaration to an array declaration.
8902 (rs6000_hard_regno_nregs): New external array declaration.
8904 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
8905 files included by rs6000.md.
8907 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
8908 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
8910 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
8912 (rs6000_debug_reg): New -mdebug= variables.
8913 (rs6000_debug_addr): Ditto.
8914 (rs6000_debug_cost): Ditto.
8915 (rs6000_pmode): New variable to hold Pmode.
8916 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
8917 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
8918 calculated at compiler start.
8919 (rs6000_hard_regno_nregs): Change function to an array which holds
8920 HARD_REGNO_NREGS calculated at compiler start.
8921 (rs6000_explicit_options): Delete isel field.
8922 (rs6000_vector_unit): New array to hold which vector unit
8923 supports arithmetic options for a given type.
8924 (rs6000_vector_mem): New array to hold which vector unit supports
8925 memory reference operations for a given type.
8926 (rs6000_vector_align): New array to given the alignment of each
8928 (power7_cost): New basic costs for power7.
8929 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
8930 (rs6000_hard_regno_nregs_internal): New function, moved from
8931 HARD_REGNO_NREGS, to calculate the number of registers each hard
8932 register takes for each type.
8933 (rs6000_debug_reg_print): New function for -mdebug=reg support.
8934 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
8935 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
8936 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
8937 unit information here so it is calculated once at compiler startup
8939 (rs6000_override_options): Make -misel a target mask. Add more
8940 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
8941 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
8943 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
8944 (rs6000_handle_option): Move -misel from variable to target mask.
8945 (rs6000_builtin_mask_for_load): Add VSX support.
8946 (rs6000_conditional_register_usage): Ditto.
8947 (USE_ALTIVEC_FOR_ARG_P): Ditto.
8948 (function_arg_boundary): Ditto.
8949 (rs6000_expand_builtin): Ditto.
8950 (def_builtin): Make abort message a little friendlier.
8951 (rs6000_emit_int_cmove): Add support for 64-bit isel.
8953 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
8954 assembler support the popcntd instruction instead of a vsx
8955 instruction to enable power7 support.
8956 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
8957 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
8958 option to the assembler if -mcpu=native.
8959 (ASM_CPU_NATIVE_SPEC): Ditto.
8960 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
8962 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
8963 the lwsync instruction.
8964 (enum processor_type): Add PROCESSOR_POWER7.
8965 (rs6000_debug_reg): New -mdebug= options.
8966 (rs6000_debug_addr): Ditto.
8967 (rs6000_debug_cost): Ditto.
8968 (rs6000_isel): Delete.
8969 (enum rs6000_vector): New enum to say what vector unit we have.
8970 (VECTOR_UNIT_*): New macros to say which vector unit has
8971 arithmetic operations for a given type.
8972 (VECTOR_MEM_*): New macros to say which vector unit has memory
8973 operations for a given type.
8974 (TARGET_LDBRX): Whether the machine supports the ldbrx
8976 (TARGET_ISEL): Delete, -misel moved to be a mask.
8977 (TARGET_ISEL64): New macro for 64-bit isel support.
8978 (UNITS_PER_VSX_WORD): New macro.
8979 (POINTER_SIZE): Move to be an external variable, rather than
8980 calculating whether we are generating 32 ot 64-bit code.
8982 (STACK_BOUNDARY): Add VSX support.
8983 (LOCAL_ALIGNMENT): Ditto.
8984 (SLOW_UNALIGNED_ACCESS): Ditto.
8985 (VSX_REGNO_P): New macro for VSX support.
8986 (VFLOAT_REGNO_P): Ditto.
8987 (VINT_REGNO_P): Ditto.
8988 (VLOGICAL_REGNO_P): Ditto.
8989 (VSX_VECTOR_MODE): Ditto.
8990 (VSX_SCALAR_MODE): Ditto.
8992 (VSX_MOVE_MODE): Ditto.
8993 (VSX_REG_CLASS_P): Ditto.
8994 (HARD_REGNO_NREGS): Instead of calling a function, use an array
8996 (UNITS_PER_SIMD_WORD): Add VSX support.
8997 (MODES_TIEABLE_P): Ditto.
8998 (STARTING_FRAME_OFFSET): Ditto.
8999 (STACK_DYNAMIC_OFFSET): Ditto.
9000 (EPILOGUE_USES): Ditto.
9001 (REGNO_REG_CLASS): Move to array lookup.
9002 (CLASS_MAX_NREGS): Ditto.
9003 (rs6000_vector_reg_class): Add declaration.
9004 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
9005 overlap with the floating point and Altivec registers.
9007 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
9009 * config/rs6000/driver-rs6000.c (asm_names): New static array to
9010 give the appropriate asm switches if -mcpu=native.
9011 (host_detect_local_cpu): Add support for "asm".
9012 (host_detect_local_cpu): Follow GNU code guidelines for name.
9014 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
9015 -mbit-word to a variable instead of being a target mask.
9017 * config/rs6000/sync.md (lwsync): If the assembler supports it,
9018 emit the lwsync instruction instead of emitting the instruction as
9019 an integer constant.
9021 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
9022 fixuns_trundfsi2, move expander into rs6000.md.
9024 * config/rs6000/rs6000.md (cpu): Add power7.
9025 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
9026 (logical predicate patterns): Change the single instruction
9027 primitives that set CR0 to be fast_compare instead of compare.
9029 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
9030 (popcntddi2): Ditto.
9031 (popcount<mode>): Ditto.
9032 (floating multiply/add insns): Name the floating point
9034 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
9035 (isel_unsigned_<mode>): Ditto.
9036 (fixuns_trundfsi2): Move expander here from spe.md.
9037 (smindi3): Define if we have -misel on 64-bit systems.
9042 2009-06-23 Anatoly Sokolov <aesok@post.ru>
9044 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
9046 * config/avr/avr.c (avr_current_device): New variable.
9047 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
9048 (avr_arch, mcu_type_s): Move to avr.h.
9049 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
9050 default_data_section_start fields.
9051 (avr_arch): Moved from avr.c.
9052 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
9053 library_name fields.
9054 (avr_current_device, avr_mcu_types, avr_arch_types,
9055 avr_device_to_arch, avr_device_to_data_start,
9056 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
9057 (EXTRA_SPEC_FUNCTIONS): Define.
9058 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
9059 options mapping. Use device_to_arch and device_to_data_start insted.
9060 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
9061 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
9062 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
9063 * config/avr/driver-avr.c: New file.
9064 * config/avr/avr-devices.c: New file.
9066 2009-06-23 Jakub Jelinek <jakub@redhat.com>
9068 * var-tracking.c (unshare_variable): Force initialized to
9069 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
9070 (set_variable_part): Likewise.
9071 (struct variable_union_info): Remove pos_src field.
9072 (vui_vec, vui_allocated): New variables.
9073 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
9074 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
9075 == 1 use a simpler sorting algorithm. Compute pos field right
9076 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
9077 Avoid quadratic comparison if !flag_var_tracking_uninit.
9078 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
9079 unshare_variable unconditionally.
9080 (dataflow_set_different_2): Removed.
9081 (dataflow_set_different): Don't traverse second hash table.
9082 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
9083 unconditionally to var_reg_set or var_mem_set.
9084 (emit_notes_in_bb): Likewise.
9085 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
9087 (emit_note_insn_var_location): Don't set initialized to
9088 VAR_INIT_STATUS_INITIALIZED early.
9089 (vt_finalize): Free vui_vec if needed, clear vui_vec and
9091 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
9093 * tree-object-size.c (addr_object_size): Instead of checking
9094 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
9095 are no FIELD_DECLs following it.
9097 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
9099 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
9100 order to match bswaps with signed source operands.
9102 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9104 * sdbout.c (sdbout_one_type): Fix braces in switch.
9106 2009-06-23 Richard Guenther <rguenther@suse.de>
9108 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
9110 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
9111 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
9112 var_callused, callused_tree, var_storedanything, storedanything_tree,
9113 var_integer, integer_tree): Remove global variables.
9114 (new_var_info): Do not pass new id, append the new var to the
9115 global variable vector.
9116 (do_ds_constraint): Use is_global_var member of the variable-info.
9117 (new_scalar_tmp_constraint_exp): Adjust.
9118 (create_function_info_for): Likewise.
9119 (create_variable_info_for): Likewise.
9120 (find_what_var_points_to): Remove dead code.
9121 (init_base_vars): Simplify.
9122 (compute_points_to_sets): Adjust.
9124 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9126 * combine.c (try_combine): Dump information about the insns we're
9129 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9131 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
9132 check when calling force_to_mode on TRUNCATE's operand.
9134 2009-06-22 Ian Lance Taylor <iant@google.com>
9136 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
9138 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9140 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
9142 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9144 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
9145 override library linkage flags such as -static-libgcc or
9148 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9150 * config/m68k/m68k-devices.def: Add line for MCF5221x.
9152 2009-06-22 Ian Lance Taylor <iant@google.com>
9154 * config/linux.opt: Put mglibc ahead of muclibc.
9156 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
9157 for duplicate decls.
9159 2009-06-22 Matthias Klose <doko@ubuntu.com>
9161 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
9163 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9166 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
9167 instead of NULL if a parser error occurs.
9169 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9171 * dwarf2out.c (dwarf2_debug_hooks): Initialize
9172 non-DWARF2_DEBUGGING_INFO version.
9174 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
9176 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
9177 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
9179 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
9180 (LIBGCC2_TF_CEXT): Define.
9183 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9186 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
9188 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9190 * config/arm/arm.c (arm_override_options): Disable
9191 -mcaller-super-interworking and -mcallee-super-interworking.
9192 * doc/invoke.texi (ARM Options): Document this.
9194 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
9196 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
9197 * config/arm/constraints.md (j): New constraint for movw operands.
9198 (N): Remove thumb2 meaning.
9199 * config/arm/arm.md (*arm_movw): Delete.
9200 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
9201 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
9202 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
9204 2009-06-22 Martin Jambor <mjambor@suse.cz>
9206 PR tree-optimization/40492
9207 * tree-sra.c (sra_modify_assign): Pass zero offsets to
9208 build_ref_for_offset.
9210 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
9212 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
9213 JUMP_TABLE_DATA_P predicates where applicable.
9214 * auto-inc-dec.c: Ditto.
9215 * builtins.c: Ditto.
9216 * caller-save.c: Ditto.
9218 * cfgcleanup.c: Ditto.
9219 * cfglayout.c: Ditto.
9222 * combine-stack-adj.c: Ditto.
9228 * dwarf2asm.c: Ditto.
9229 * dwarf2out.c: Ditto.
9230 * emit-rtl.c: Ditto.
9236 * function.c: Ditto.
9239 * genpreds.c: Ditto.
9240 * genrecog.c: Ditto.
9242 * ira-costs.c: Ditto.
9243 * ira-lives.c: Ditto.
9246 * lower-subreg.c: Ditto.
9247 * modulo-sched.c: Ditto.
9249 * postreload.c: Ditto.
9250 * print-rtl.c: Ditto.
9259 * sched-vis.c: Ditto.
9261 * sel-sched-ir.c: Ditto.
9262 * simplify-rtx.c: Ditto.
9263 * targhooks.c: Ditto.
9264 * var-tracking.c: Ditto.
9265 * vmsdbgout.c: Ditto.
9267 2009-06-22 Matthias Klose <doko@ubuntu.com>
9269 * Makefile.in (install-plugin): Always use DESTDIR.
9271 2009-06-22 Olivier Hainque <hainque@adacore.com>
9273 * config/pa/pa.c (output_call): Don't optimize post call jumps
9274 into return address adjustments if the call may throw.
9276 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
9278 * arm.c (thumb1_output_casesi): New function.
9279 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
9280 optimizing for size or PIC.
9281 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
9282 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
9283 (casesi): Handle Thumb-1 when optimizing for size or PIC.
9284 (thumb1_casesi_internal_pic): New expand rule.
9285 (thumb1_casesi_dispatch): New pattern.
9286 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
9288 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
9289 in the text seciton when PIC or optimizing for size.
9290 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
9291 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
9292 preservation properties of code.
9293 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
9294 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
9295 (__gnu_thumb1_case_si): New function.
9296 * t-arm (LIB1ASMSRC): Define here.
9297 (LIB1ASMFUNCS): Add some common functions.
9298 * t-arm-elf (LIB1ASMSRC): Delete.
9299 (LIB1ASMFUNCS): Append to existing set.
9300 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9301 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9302 * t-symbian (LIB1ASMFUNCS): Likewise.
9303 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9304 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9306 2009-06-21 Richard Guenther <rguenther@suse.de>
9308 PR tree-optimization/38729
9309 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
9310 to loops with a single exit if -fno-expensive-optimizations.
9312 2009-06-21 Jakub Jelinek <jakub@redhat.com>
9314 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
9315 (dataflow_set): Change vars type from htab_t to shared_hash.
9316 (shared_hash_pool, empty_shared_hash): New variables.
9317 (vars_clear): Removed.
9318 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
9319 shared_hash_find_slot_unshare, shared_hash_find_slot,
9320 shared_hash_find_slot_noinsert, shared_hash_find): New
9322 (shared_hash_unshare, shared_hash_destroy): New functions.
9323 (unshare_variable): Unshare set->vars if shared, use
9325 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
9326 (get_init_value, find_src_set_src, dump_dataflow_set,
9327 clobber_variable_part, emit_notes_for_differences): Use
9329 (dataflow_set_init): Remove second argument, set vars to
9330 empty_shared_hash instead of creating a new htab.
9331 (dataflow_set_clear): Call shared_hash_destroy and set vars
9332 to empty_shared_hash instead of calling vars_clear.
9333 (dataflow_set_copy): Don't call vars_copy, instead just share
9334 the src htab with dst.
9335 (variable_union): Use shared_hash_*, use initially NO_INSERT
9336 lookup if set->vars is shared. Don't keep slot cleared before
9337 calling unshare_variable. Unshare set->vars if needed.
9338 Even ->refcount == 1 vars must be unshared if set->vars is shared
9339 and var needs to be modified.
9340 (variable_canonicalize): New function.
9341 (dataflow_set_union): If dst->vars is empty, just share src->vars
9342 with dst->vars and traverse with variable_canonicalize to canonicalize
9343 and unshare what is needed.
9344 (dataflow_set_different): If old_set and new_set use the same shared
9345 htab, they aren't different. If number of htab elements is different,
9346 htabs are different. Use shared_hash_*.
9347 (dataflow_set_destroy): Call shared_hash_destroy instead of
9349 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
9350 second argument to dataflow_set_init.
9351 (vt_initialize): Likewise. Initialize shared_hash_pool and
9352 empty_shared_hash, move bb in/out initialization afterwards.
9353 Use variable_htab_free instead of NULL as changed_variables del hook.
9354 (variable_was_changed): Change type of second argument to pointer to
9355 dataflow_set. When inserting var into changed_variables, bump
9356 refcount. Unshare set->vars if set is shared htab and slot needs to
9358 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
9359 lookup if set->vars is shared. Unshare set->vars if needed.
9360 Even ->refcount == 1 vars must be unshared if set->vars is shared
9361 and var needs to be modified. Adjust variable_was_changed caller.
9362 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
9363 vars must be unshared if set->vars is shared and var needs to be
9364 modified. Adjust variable_was_changed caller.
9365 (emit_note_insn_var_location): Don't pool_free var.
9366 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
9368 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
9369 free_alloc_pool on shared_hash_pool.
9371 2009-06-20 Anthony Green <green@moxielogic.com>
9373 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
9374 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
9376 2009-06-20 Richard Guenther <rguenther@suse.de>
9378 * tree-ssa-structalias.c (find_func_aliases): For memset use
9379 a constraint from NULL if we memset to zero.
9380 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
9381 we explicitly handle that do not read from memory.
9382 (call_may_clobber_ref_p_1): Properly handle builtins that may
9385 2009-06-20 Richard Guenther <rguenther@suse.de>
9387 PR tree-optimization/40495
9388 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
9389 (new_scalar_tmp_constraint_exp): New function.
9390 (process_constraint): Do not create temporary decls.
9391 (process_all_all_constraints): Likewise.
9392 (handle_const_call): Likewise.
9393 (create_function_info_for): Do not set decl.
9395 2009-06-19 Ian Lance Taylor <iant@google.com>
9397 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
9398 (rs6000_attribute_table): Make static; move before use.
9400 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
9402 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
9403 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
9404 Propagate the TREE_READONLY flag without overwriting it.
9405 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
9406 Propagate the TREE_READONLY flag onto the result.
9407 (process_call_operands): Move around. Use correct constant value.
9409 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9412 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
9413 * config/arm/arm.md: Likewise.
9415 2009-06-19 Ian Lance Taylor <iant@google.com>
9417 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
9418 to GIMPLE_ERROR_MARK.
9420 * c-typeck.c (build_conditional_expr): Add op1_original_type and
9421 op2_original_type parameters. Warn about using different enum types.
9422 * c-parser.c (c_parser_conditional_expression): Pass original
9423 types to build_conditional_expr.
9424 * c-tree.h (build_conditional_expr): Update declaration.
9426 2009-06-19 Ian Lance Taylor <iant@google.com>
9428 * config/i386/i386.c (ix86_function_specific_save): Test that
9429 fields match values, rather than testing the values are in a
9432 2009-06-19 Richard Guenther <rguenther@suse.de>
9434 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
9436 (ptr_derefs_may_alias_p): Likewise.
9437 (ptr_deref_may_alias_ref_p_1): New function.
9438 (ptr_deref_may_alias_ref_p): Likewise.
9439 (ref_maybe_used_by_call_p_1): Handle builtins that are not
9440 covered by looking at the ESCAPED solution.
9441 (call_may_clobber_ref_p_1): Likewise.
9442 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
9443 Handle NULL_TREE offset. Do not produce redundant constraints.
9444 (process_all_all_constraints): New helper function.
9445 (do_structure_copy): Use it.
9446 (handle_lhs_call): Likewise.
9447 (find_func_aliases): Handle some builtins with pointer arguments
9448 and/or return values explicitly.
9450 2009-06-19 Ian Lance Taylor <iant@google.com>
9452 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
9454 2009-06-19 Ian Lance Taylor <iant@google.com>
9456 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
9458 2009-06-19 Ian Lance Taylor <iant@google.com>
9460 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
9461 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
9464 * c-decl.c (finish_decl): If -Wc++-compat, warn about
9465 uninitialized const.
9467 2009-06-19 Ian Lance Taylor <iant@google.com>
9469 * dse.c (struct store_info): Rename bitmap field to bmap. Change
9472 * c-decl.c (in_struct, struct_types): Remove.
9473 (struct c_binding): Add in_struct field.
9474 (c_binding_ptr): Define type, along with VEC.
9475 (struct c_struct_parse_info): Define.
9476 (struct_parse_info): New static variable.
9477 (bind): Initialize in_struct field.
9478 (start_struct): Remove enclosing_in_struct and
9479 enclosing_struct_types parameters. Add
9480 enclosing_struct_parse_info parameter. Change all callers. Set
9481 struct_parse_info rather than in_struct and struct_types.
9482 (grokfield): If -Wc++-compat and there is a symbol binding for the
9483 field name, set the in_struct flag and push it on the
9484 struct_parse_info->fields vector.
9485 (warn_cxx_compat_finish_struct): New static function.
9486 (finish_struct): Remove enclosing_in_struct and
9487 enclosing_struct_types parameters. Add
9488 enclosing_struct_parse_info parameter. Change all callers. Don't
9489 set C_TYPE_DEFINED_IN_STRUCT here. Call
9490 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
9491 parameter. Only push on struct_types if warn_cxx_compat.
9492 (finish_enum): Only push on struct_types if warn_cxx_compat.
9493 (declspecs_add_type): Add loc parameter. Change all callers.
9494 Change all error calls to error_at. Pass loc, not input_location,
9495 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
9496 defined in a struct. If -Wc++-compat and parsing a struct, record
9497 that a typedef name was used.
9498 * c-parser.c (c_parser_declspecs): Get location to pass to
9500 (c_parser_struct_or_union_specifier): Update calls to start_struct
9502 * c-tree.h (struct c_struct_parse_info): Declare.
9503 (finish_struct, start_struct): Update declarations.
9504 (declspecs_add_type): Update declaration.
9506 2009-06-19 Ian Lance Taylor <iant@google.com>
9508 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
9509 variable with an anonymous type.
9511 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9513 * see.c: Remove for real.
9515 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9517 * optabs.h (enum optab_index): Add new OTI_significand.
9518 (significand_optab): Define corresponding macro.
9519 * optabs.c (init_optabs): Initialize significand_optab.
9520 * genopinit.c (optabs): Implement significand_optab using
9521 significand?f2 patterns.
9522 * builtins.c (expand_builtin_mathfn): Handle
9523 BUILT_IN_SIGNIFICAND{,F,L}.
9524 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
9525 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
9527 * config/i386/i386.md (significandxf2, significand<mode>2): New
9528 expanders to implement significandf, significand and significandl
9529 built-ins as inline x87 intrinsics.
9531 2009-06-18 Anatoly Sokolov <aesok@post.ru>
9533 * config/avr/avr.c (avr_override_options): Remove setting value of
9534 PARAM_INLINE_CALL_COST.
9536 2009-06-18 Richard Henderson <rth@redhat.com>
9539 * tree-pass.h (TDF_ASMNAME): New.
9540 * tree-dump.c (dump_options): Add asmname.
9541 * doc/invoke.texi: Document it.
9543 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
9544 (dump_decl_name): ...here.
9545 (dump_function_name): New flags arg; mind TDF_ASMNAME.
9546 (dump_generic_node): Update dump_function_name calls.
9547 (print_call_name): New flags arg; update all dump calls.
9548 * diagnostic.h (print_call_name): Update.
9549 * gimple-pretty-print.c (dump_gimple_call): Update.
9551 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
9554 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
9556 2009-06-18 Diego Novillo <dnovillo@google.com>
9558 * doc/plugins.texi: Document plugin_is_GPL_compatible.
9559 * plugin.c (str_license): Declare.
9560 (try_init_one_plugin): Assert that the symbol
9561 'plugin_is_GPL_compatible' exists.
9563 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
9566 * Makefile.in (OBJS-common): Remove see.o.
9568 * common.opt (fsee): Mark as preserved for backward compatibility.
9569 * opts.c (common_handle_option): Add OPT_fsee to the backward
9570 compatibility section.
9571 * passes.c (init_optimization_passes, pass_see): Remove pass.
9572 * timevar.def (TV_SEE): Remove.
9573 * tree-pass.h (pass_see): Remove declaration.
9574 * doc/invoke.texi (-fsee): Remove documentation.
9576 2009-06-18 Martin Jambor <mjambor@suse.cz>
9578 * tree-sra.c: Include statistics.h
9579 (sra_stats): New variable.
9580 (sra_initialize): Clear sra_stats.
9581 (create_access_replacement): Increment sra_stats.replacements.
9582 (get_access_replacement): Do not return twice.
9583 (analyze_all_variable_accesses): Increment statistics counter by the
9584 number of scalarized aggregates.
9585 (generate_subtree_copies): Increment sra_stats.subtree_copies.
9586 (sra_modify_expr): Increment sra_stats.exprs.
9587 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
9588 (sra_modify_assign): Increment sra_stats.exprs,
9589 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
9590 (perform_intra_sra): Update statistics counters.
9591 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
9593 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9595 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
9596 (arm_scalar_mode_supported_p): New function.
9598 2009-06-18 Paul Brook <paul@codesourcery.com>
9599 Sandra Loosemore <sandra@codesourcery.com>
9601 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
9602 (__extendhfsf2, __truncsfhf2): Define.
9603 * config/arm/fp16.c: New file.
9604 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9605 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9607 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9609 * doc/extend.texi (Half-Precision): New section.
9610 * doc/invoke.texi (Option Summary): List -mfp16-format.
9611 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
9612 * config/arm/arm.opt (mfp16-format=): New.
9613 * config/arm/arm.c: Include intl.h.
9614 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
9615 (TARGET_INVALID_RETURN_TYPE): Redefine.
9616 (TARGET_PROMOTED_TYPE): Redefine.
9617 (TARGET_CONVERT_TO_TYPE): Redefine.
9618 (arm_fp16_format): Define.
9619 (all_fpus): Add entry for neon-fp16.
9620 (fp_model_for_fpu): Likewise.
9621 (struct fp16_format): Declare.
9622 (all_fp16_formats): Define.
9623 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
9625 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
9627 (arm_legitimate_index_p): Treat HFmode like HImode.
9628 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
9629 (coproc_secondary_reload_class): Special-case HFmode.
9630 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
9631 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
9632 (arm_init_fp16_builtins): New.
9633 (arm_init_builtins): Call it.
9634 (arm_invalid_parameter_type): New.
9635 (arm_invalid_return_type): New.
9636 (arm_promoted_type): New.
9637 (arm_convert_to_type).
9638 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
9640 (arm_emit_fp16_const): New function.
9641 (arm_mangle_type): Mangle __fp16 as "Dh".
9642 * config/arm/arm.h (TARGET_VFPD32): Make it know about
9644 (TARGET_NEON_FP16): New.
9645 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
9646 (enum fputype): Add FPUTYPE_NEON_FP16.
9647 (enum arm_fp16_format_type): Declare.
9648 (arm_fp16_format): Declare.
9649 (LARGEST_EXPONENT_IS_NORMAL): Define.
9650 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
9651 * config/arm/arm-modes.def (HFmode): Define.
9652 * config/arm/vfp.md: (*movhf_vfp): New.
9655 * config/arm/arm.md: (fpu): Add neon_fp16.
9656 (floatsihf2, floatdihf2): New.
9657 (fix_trunchfsi2, fix_trunchfdi2): New.
9661 (*arm32_movhf): New.
9662 (*thumb1_movhf): New.
9663 (consttable_2): Add check for HFmode constants.
9664 (consttable_4): Handle HFmode constants.
9666 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
9668 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
9670 2009-06-17 Olivier Hainque <hainque@adacore.com>
9672 * collect2.c (main): Use CONST_CAST2 to perform char ** to
9673 const char ** conversion in AIX specific section.
9675 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
9677 * config/i386/i386.c (ix86_special_builtin_type): Remove
9678 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
9679 (bdesc_special_args): Updated.
9680 (ix86_init_mmx_sse_builtins): Likewise.
9681 (ix86_expand_special_args_builtin): Likewise.
9683 2009-06-17 Richard Henderson <rth@redhat.com>
9685 * tree-pretty-print.c (maybe_dump_asm_name): New.
9686 (dump_decl_name): Use it.
9687 (PRINT_FUNCTION_NAME): Merge into...
9688 (dump_function_name): ... here. Use maybe_dump_asm_name.
9690 2009-06-17 Cary Coutant <ccoutant@google.com>
9692 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
9694 * debug.c (struct gcc_debug_hooks): Change placeholder for
9696 (debug_nothing_int_charstar_int): Replaced by...
9697 (debug_nothing_int_charstar_int_bool): ...this.
9698 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
9699 source_line prototype.
9700 (debug_nothing_int_charstar_int): Replaced by...
9701 (debug_nothing_int_charstar_int_bool): ...this.
9702 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
9703 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
9704 Output is_stmt operand when necessary.
9705 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
9706 (notice_source_line): Add is_stmt parameter.
9707 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
9708 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
9710 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
9711 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
9713 2009-06-17 Ian Lance Taylor <iant@google.com>
9715 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
9717 (struct store_by_pieces_d): Rename from store_by_pieces. Change
9720 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
9722 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
9723 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
9724 tree_strip_sign_nop_conversions and
9725 tree_ssa_strip_useless_type_conversions rather than stripping
9726 the operations here.
9727 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
9729 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
9730 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
9731 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
9732 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
9735 2009-06-17 Michael Eager <eager@eagercon.com>
9737 * config/rs6000/constraints.md (register_constraint "d"): New.
9738 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
9739 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
9740 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
9741 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
9742 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
9743 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
9744 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
9745 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
9746 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
9747 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
9749 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
9750 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
9751 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
9752 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
9753 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
9754 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
9755 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
9756 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
9757 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
9758 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
9759 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
9760 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
9761 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
9762 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
9764 2009-06-16 Ian Lance Taylor <iant@google.com>
9766 * profile.c (total_num_never_executed): Don't define.
9767 (compute_branch_probabilities): Don't count or print
9769 (init_branch_prob): Don't set total_num_never_executed.
9770 (end_branch_prob): Don't print total_num_never_executed.
9772 2009-06-17 David Daney <ddaney@caviumnetworks.com>
9774 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
9776 2009-06-17 David Edelsohn <edelsohn@gnu.org>
9778 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
9779 (nabstd2_fpr): Same.
9781 2009-06-17 Steve Ellcey <sje@cup.hp.com>
9783 * expr.c (expand_assignment): Change complex type check.
9785 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
9787 * doc/plugins.texi (Building GCC plugins): Added new section.
9789 2009-06-17 Ian Lance Taylor <iant@google.com>
9791 * c-pch.c (get_ident): Don't set size of templ array.
9792 (pch_init): Don't set size of partial_pch array.
9794 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
9795 string constant to intialize an array whose size is the length of
9798 2009-06-17 Richard Guenther <rguenther@suse.de>
9800 PR tree-optimization/40389
9801 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
9802 to addressable types.
9803 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
9805 2009-06-17 Richard Guenther <rguenther@suse.de>
9808 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
9809 if there is no evolution of left in the loop bail out.
9810 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
9811 chrec_fold_multiply.
9813 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
9814 Janis Johnson <janis187@us.ibm.com>
9817 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
9818 for the symbol ref of a constant that is the source of a move
9819 - nor for any other not-obvious-label-ref constants.
9821 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
9823 * plugin.c (position_pass): Skip newly inserted pass during list
9824 traversal to avoid repeated insertion.
9826 2009-06-16 Ian Lance Taylor <iant@google.com>
9828 * vec.h (VEC_stack_alloc): Define different version if
9829 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
9830 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
9831 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
9832 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9834 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
9836 * config.gcc (extra_headers): Add ia32intrin.h for x86.
9838 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
9839 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
9840 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
9841 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
9842 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
9843 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
9844 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
9845 (bdesc_special_args): Add __builtin_ia32_rdtsc and
9846 __builtin_ia32_rdtscp.
9847 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
9848 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
9849 and __builtin_ia32_rorhi.
9850 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
9851 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
9852 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
9853 (ix86_expand_args_builtin): Likewise.
9854 (ix86_expand_special_args_builtin): Likewise.
9856 * config/i386/i386.md (UNSPECV_RDTSCP): New.
9857 (UNSPECV_RDTSC): Likewise.
9858 (UNSPECV_RDPMC): Likewise.
9859 (*bsr): Renamed to ...
9861 (*bsr_rex64): Renamed to ...
9865 (*rdpmc_rex64): Likewise.
9868 (*rdtsc_rex64): Likewise.
9870 (*rdtscp): Likewise.
9871 (*rdtscp_rex64): Likewise.
9873 * config/i386/ia32intrin.h: New.
9875 * config/i386/x86intrin.h: Include <ia32intrin.h>.
9877 2009-06-16 Ian Lance Taylor <iant@google.com>
9879 * ira-build.c (copy_info_to_removed_store_destinations):
9880 Initialize parent_a.
9882 2009-06-16 Ian Lance Taylor <iant@google.com>
9884 * c-decl.c (grokdeclarator): Change size_varies to bool.
9886 2009-06-16 Ian Lance Taylor <iant@google.com>
9888 * sel-sched.c: Make forward declarations of move_op_hooks and
9889 fur_hooks explicitly extern.
9891 2009-06-16 Ian Lance Taylor <iant@google.com>
9893 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
9894 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
9896 2009-06-16 Ian Lance Taylor <iant@google.com>
9898 * resource.c (mark_referenced_resources): Change
9899 include_delayed_effects parameter to bool. Change all callers.
9900 (mark_end_of_function_resources): Likewise.
9901 * reorg.c (insn_references_resource_p): Likewise.
9902 (insn_sets_resource_p): Likewise.
9903 * resource.h (mark_referenced_resources): Update declaration.
9904 (mark_end_of_function_resources): Update declaration.
9906 2009-06-16 David Edelsohn <edelsohn@gnu.org>
9908 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
9910 2009-06-16 David Edelsohn <edelsohn@gnu.org>
9912 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
9913 GCC can bootstrap on AIX with GNU Binutils 2.20.
9915 2009-06-16 Ian Lance Taylor <iant@google.com>
9917 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
9919 2009-06-16 Ian Lance Taylor <iant@google.com>
9921 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
9922 inline, not extern inline.
9923 (exact_log2): Likewise.
9924 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
9926 (exact_log2): Likewise, but don't test CTZ_HWI.
9928 2009-06-16 Ian Lance Taylor <iant@google.com>
9930 * bitmap.c (bitmap_clear): Don't declare as inline.
9931 * gimple.c (gimplify_assign): Likewise.
9932 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
9933 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
9934 (sched_scan_info): Remove duplicate definition.
9936 2009-06-16 Ian Lance Taylor <iant@google.com>
9938 * c-common.c (skip_evaluation): Don't define.
9939 (c_inhibit_evaluation_warnings): Define global variable.
9940 (overflow_warning): Check c_inhibit_evaluation_warnings rather
9941 than skip_evaluation.
9942 (convert_and_check, warn_for_div_by_zero): Likewise.
9943 * c-common.h (skip_evaluation): Don't declare.
9944 (c_inhibit_evaluation_warnings): Declare.
9945 * c-parser.c (c_parser_typeof_specifier): Set
9946 c_inhibit_evaluation_warnings rather than skip_evaluation.
9947 (c_parser_conditional_expression): Likewise.
9948 (c_parser_binary_expression): Likewise.
9949 (c_parser_sizeof_expression): Likewise.
9950 (c_parser_alignof_expression): Likewise.
9951 * c-typeck.c (build_indirect_ref): Check
9952 c_inhibit_evaluation_warnings rather than skip_evaluation.
9953 (build_conditional_expr, build_binary_op): Likewise.
9955 2009-06-16 Richard Guenther <rguenther@suse.de>
9957 * tree-ssa-alias.c (is_escape_site): Remove.
9958 * tree-ssa-alias.h (enum escape_type): Remove.
9959 (is_escape_site): Likewise.
9960 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
9961 via casts and asms without deferring to is_escape_site.
9963 2009-06-16 Jakub Jelinek <jakub@redhat.com>
9966 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
9967 use gen_lowpart if op0 has complex mode.
9969 2009-06-16 Richard Guenther <rguenther@suse.de>
9971 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
9972 variables add them to ESCAPED.
9973 (find_func_aliases): Do not make all indirectly stored values escaped.
9975 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
9977 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
9980 2009-06-16 Martin Jambor <mjambor@suse.cz>
9982 PR tree-optimization/40432
9983 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
9984 check whether we need to force gimple register operand.
9986 2009-06-16 Martin Jambor <mjambor@suse.cz>
9988 PR tree-optimization/40413
9989 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
9990 build_ref_for_offset.
9991 (propagate_subacesses_accross_link): Fix a typo in a comment.
9993 2009-06-16 Ira Rosen <irar@il.ibm.com>
9995 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
9996 with additional parameter.
9997 * tree-vectorizer.h (enum vect_def_type): Add new value
9999 (enum vect_relevant): Add comments.
10000 (vect_is_simple_reduction): Add new argument.
10001 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
10002 Detect nested cycles.
10003 (vect_is_simple_reduction): Update documentation, add an argument to
10004 distinguish inner-loop reduction from nested cycle, detect nested
10005 cycles, fix printings and indentation, don't swap operands in case
10007 (get_initial_def_for_reduction): Handle subtraction.
10008 (vect_create_epilog_for_reduction): Add new argument to specify
10009 reduction variable.
10010 (vect_finalize_reduction): Handle subtraction, fix comments.
10011 (vectorizable_reduction): Handle nested cycles. In case of nested
10012 cycle keep track of the reduction variable position. Call
10013 vect_is_simple_reduction with additional parameter. Use original
10014 statement code in reduction epilogue for nested cycle. Call
10015 vect_create_epilog_for_reduction with additional parameter.
10016 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
10017 inner-loop vectorization.
10018 (vect_recog_widen_sum_pattern): Likewise.
10019 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
10021 (vect_mark_stmts_to_be_vectorized): Likewise.
10022 (vect_get_vec_def_for_operand): Handle nested cycles.
10024 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10026 * doc/invoke.texi (Debugging Options): Fix option index entries
10027 for -fdump-statistics, -frandom-seed add entries for
10028 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
10029 (FRV Options): Fix entries for -mTLS, -mtls.
10030 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
10031 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
10032 (M68hc1x Options): Fix @itemx for -mnominmax.
10033 (MCore Options): Fix entry for -mno-lsim.
10034 (MMIX Options): Fix entry for -mabi=mmixware.
10035 (PDP-11 Options): Fix entry for -mbcopy-builtin.
10037 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
10039 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
10040 Mention the plugin mode of gengtype.
10041 * doc/gty.texi (Source Files Containing Type Information): Likewise.
10042 * gengtype.c: Updated copyright.
10043 (plugin_files, nb_plugin_files) Added new static variables.
10044 (measure_input_list) Care about plugin_files.
10045 (write_rtx_next): Added early return in plugin mode.
10046 (create_file): Updated copyright year in generated file. Added
10048 (oprintf): Added early return if NULL outf.
10049 (get_output_file_with_visibility): Care of plugin_files.
10050 (get_output_file_name): May return null.
10051 (write_local): Added early return.
10052 (put_mangled_filename): Ditto.
10053 (finish_root_table): Added check for base_files.
10054 (write_roots): Care about null when plugins.
10055 (main): Added plugin mode.
10057 2009-06-15 Ian Lance Taylor <iant@google.com>
10059 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
10060 * gcov.c (read_count_file): Add braces around variables declared
10063 * c.opt (Wjump-misses-init): New warning.
10064 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
10065 -Wall and -Wc++-compat if not already set.
10066 (c_common_post_options): Clear warn_jump_misses_init if it was not
10068 * c-decl.c (struct c_binding): Change type field to a union with
10069 new label field. Make it the first field in the struct. Update
10070 references to type to use u.type instead.
10071 (struct c_spot_bindings): Define.
10072 (struct c_goto_bindings): Define.
10073 (c_goto_bindings_p): Define, along with VECs.
10074 (struct c_label_vars): Define.
10075 (struct c_scope): Add has_label_bindings field.
10076 (bind_label, set_spot_bindings): New static functions.
10077 (decl_jump_unsafe, update_spot_bindings): New static functions.
10078 (update_label_decls): New static function.
10079 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
10080 Update binding u.label field to shadowed field.
10081 (c_binding_start_stmt_expr): New function.
10082 (c_binding_end_stmt_expr): New function.
10083 (pushdecl): Don't call c_begin_vm_scope.
10084 (make_label): Add defining and p_label_vars parameters. Change
10086 (lookup_label): Correct test for whether a label has not yet been
10087 defined. Call bind_label rather than bind.
10088 (warn_about_goto): New static function.
10089 (lookup_label_for_goto): New function.
10090 (declare_label): Call bind_label rather than bind.
10091 (check_earlier_gotos): New static function.
10092 (define_label): Don't give errors about jumping into statement
10093 expressions or scopes of variably modified types. Call
10094 set_spot_bindings and check_earlier_gotos. Call bind_label
10095 instead of bind. Don't set label_context_stack_se or
10096 label_context_stack_vm.
10097 (c_get_switch_bindings): New function.
10098 (c_release_switch_bindings): New function.
10099 (c_check_switch_jump_warnings): New function.
10100 (start_function): Don't set label_context_stack_se or
10101 label_context_stack_vm.
10102 (finish_function): Likewise.
10103 * c-typeck.c (label_context_stack_se): Don't define.
10104 (label_context_stack_vm): Don't define.
10105 (c_finish_goto_label): Call lookup_label_for_goto rather than
10106 lookup_label. Don't give errors about jumping into a statement
10107 expression or the scope of a variably modified type. Don't set
10108 label_context_stack_se or label_context_stack_vm.
10109 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
10110 fields. Add bindings field.
10111 (c_start_case): Don't set deleted fields. Set bindings field.
10112 (do_case): Rework order of tests. Don't check blocked_stmt_expr
10113 or blocked_vm. Call c_check_switch_jump_warnings.
10114 (c_finish_case): Don't test blocked_stmt_expr field. Call
10115 c_release_switch_bindings.
10116 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
10117 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10118 set label_context_stack_se. Call c_bindings_start_stmt_expr.
10119 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
10120 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10121 set label_context_stack_se. Call c_bindings_end_stmt_expr.
10122 (c_begin_vm_scope, c_end_vm_scope): Don't define.
10123 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
10124 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
10125 (C_DECL_UNJUMPABLE_VM): Don't define.
10126 (C_DECL_UNDEFINABLE_VM): Don't define.
10127 (struct c_label_list): Don't define.
10128 (struct c_label_context_se): Don't define.
10129 (struct c_label_context_vm): Don't define.
10130 (struct c_spot_bindings): Declare.
10131 (c_bindings_start_stmt_expr): Declare.
10132 (c_bindings_end_stmt_expr): Declare.
10133 (lookup_label_for_goto): Declare.
10134 (c_get_switch_bindings, c_release_switch_bindings): Declare.
10135 (c_check_switch_jump_warnings): Declare.
10136 (label_context_stack_se, label_context_stack_vm): Don't declare.
10137 (c_finish_goto_label): Update declaration.
10138 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
10139 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
10140 (Warning Options): Document -Wjump-misses-init.
10142 2009-06-15 Jakub Jelinek <jakub@redhat.com>
10144 * tree-object-size.c (addr_object_size): Fix a pasto in the last
10147 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10149 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10151 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10153 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
10155 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10157 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
10159 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10161 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
10162 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
10163 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
10164 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
10165 * dwarf2asm.c (dw2_force_const_mem): Update call to
10166 make_decl_one_only.
10167 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
10168 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
10169 * langhooks.c (lhd_comdat_group): Remove.
10170 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
10171 * tree.h (DECL_COMDAT_GROUP): New.
10172 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
10173 (tree_decl_with_vis): Add comdat_group. Remove one_only.
10174 (make_decl_one_only): Change signature.
10175 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
10176 make_decl_one_only.
10177 (make_decl_one_only): Change signature.
10178 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
10180 2009-06-15 Richard Guenther <rguenther@suse.de>
10182 PR middle-end/40439
10183 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
10185 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10187 * tree-ssa-math-opts.c: Remove extra divide.
10189 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10191 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
10193 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10195 * passes.c: Add bswap pass.
10196 * tree-pass.h: Add pass_optimize_bswap declaration.
10197 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
10198 Include rtl.h, expr.h and optabs.h for optab_handler check.
10199 (struct symbolic_number, pass_optimize_bswap): New definition.
10200 (do_shift_rotate, verify_symbolic_number_p): New functions.
10201 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
10202 (gate_optimize_bswap): New function.
10203 * tree.c (widest_int_cst_value): New function.
10204 * tree.h (widest_int_cst_value): Prototype added.
10206 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
10208 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
10209 REG_EQUAL/REG_EQUIV notes.
10211 2009-06-14 Richard Guenther <rguenther@suse.de>
10213 PR middle-end/40389
10214 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
10215 has its address taken if NRV was applied and it is addressable.
10216 * tree-ssa-structalias.c (get_constraint_for_address_of): New
10217 function split out from ...
10218 (get_constraint_for_1): ... here.
10219 (handle_rhs_call): Use it to mark the return slot escaped if
10220 it is addressable and NRV was applied.
10222 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10224 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
10225 Change first argument type to location_t.
10226 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
10227 Do not set input_location.
10228 Use loc instead of input_location throughout.
10230 2009-06-13 Richard Guenther <rguenther@suse.de>
10232 PR tree-optimization/40421
10233 * tree-predcom.c (should_unroll_loop_p): Remove.
10234 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
10236 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10238 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10239 Add location argument.
10241 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10243 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
10245 * config/s390/s390.c (s390_build_builtin_va_list): Same.
10246 (s390_gimplify_va_arg): Pass location to create_artificial_label.
10247 * config/spu/spu-protos.h: Add location to
10248 spu_resolve_overloaded_builtin.
10249 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
10250 spu_build_builtin_va_list.
10251 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
10252 argument. Pass location to build_function_call_vec.
10253 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
10255 (emit_fpu_switch): Same.
10256 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
10257 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
10258 to build_decl and create_artificial_label.
10259 (xtensa_gimplify_va_arg_expr): Same.
10260 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
10261 (xstormy16_gimplify_va_arg_expr): Same.
10262 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
10263 * config/arm/arm.c (arm_build_builtin_va_list): Same.
10264 * config/mips/mips.c (mips_build_builtin_va_list): Same.
10265 (mips16_build_function_stub): Same.
10266 (mips16_build_call_stub): Same.
10268 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
10271 * arm/constraints.md (Pa, Pb): New constraints.
10272 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
10273 split pattern to deal with them.
10275 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
10277 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
10278 fix index entry for -Xpreprocessor.
10280 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10282 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10283 Add location argument to build_decl call.
10284 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
10285 (rs6000_init_builtins): Same.
10286 (spe_init_builtins): Same.
10287 (rs6000_gimplify_va_arg): Add location argument to
10288 create_artificial_label call.
10290 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
10292 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
10293 * combine-stack-adj.c (pass_stack_adjustments): Use it.
10294 * Makefile.in: Fix GGC dependency for gcse.o.
10296 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10298 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
10299 * gimple-pretty-print.c (dump_gimple_stmt): Same.
10300 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
10302 * c-parser.c (c_parser_binary_expression): Use current column while
10303 building binary operations.
10304 * common.opt (fshow-column): Enable by default.
10305 * tree-vrp.c (check_array_ref): Use warning_at.
10306 (check_array_bounds): Use location from call back if expr has no
10308 * tree.h: Add location argument to maybe_fold_*.
10309 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
10310 (maybe_fold_offset_to_array_ref): Add location argument and use it.
10311 (maybe_fold_offset_to_component_ref): Same.
10312 (maybe_fold_offset_to_reference): Same.
10313 (maybe_fold_offset_to_address): Same.
10314 (maybe_fold_stmt_indirect): Same.
10315 (maybe_fold_stmt_addition): Same.
10316 (fold_stmt_r): Pass location to maybe_fold_*.
10317 (fold_gimple_assign): Same.
10318 * c-tree.h: Add location argument to finish_decl,
10319 default_function_array_conversion, store_init_value.
10320 * c-decl.c (define_label): Use error_at.
10321 (c_make_fname_decl): Pass location to finish_decl.
10322 (finish_decl): New location argument.
10323 (build_compound_literal): Pass location to store_init_value.
10324 (grokdeclarator): Pass location to finish_decl.
10326 * c-typeck.c (array_to_pointer_conversion): New location argument.
10327 (function_to_pointer_conversion): Same.
10328 (default_function_array_conversion): Same.
10329 (parser_build_unary_op): Pass location to overflow_warning.
10330 (parser_build_binary_op): Same. Use warning_at.
10331 (build_unary_op): Pass location to array_to_pointer_conversion.
10332 (build_c_cast): Pass location to digest_init.
10333 (build_modify_expr): New location argument.
10334 (convert_for_assignment): Same.
10335 (store_init_value): Same.
10336 (digest_init): Same.
10337 (output_init_element): Pass location to digest_init and
10338 array_to_pointer_conversion.
10339 (c_finish_return): Pass location to convert_for_assignment.
10340 * gimplify.c (gimplify_conversion): Pass location to
10341 maybe_fold_offset_to_address.
10342 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
10343 to maybe_fold_stmt_addition.
10344 * c-omp.c (c_finish_omp_atomic): Pass new location to
10346 (c_finish_omp_for): Same.
10347 * c-common.c (overflow_warning): New argument.
10348 * c-common.h: New argument to build_modify_expr, overflow_warning.
10349 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
10351 (c_parser_initializer): Pass location to
10352 default_function_array_conversion.
10353 (c_parser_initelt): Same.
10354 (c_parser_initval): Same.
10355 (c_parser_asm_operands): Same.
10356 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
10357 (c_parser_conditional_expression): Same.
10358 (c_parser_binary_expression): Add location info to stack. Use it.
10359 (c_parser_unary_expression): Pass location to
10360 default_function_array_conversion, parser_build_unary_op,
10361 build_indirect_ref, c_parser_postfix_expression_after_primary.
10362 (c_parser_postfix_expression_after_primary): New location argument.
10364 (c_parser_expression_conv): Pass location to
10365 default_function_array_conversion.
10366 (c_parser_expr_list): Same.
10367 (c_parser_omp_atomic): Same.
10368 (c_parser_omp_for_loop): Same.
10369 * c-tree.h: (struct c_declarator): Add comment to id_loc.
10370 (build_array_declarator): New argument.
10371 * c-decl.c (build_array_declarator): Add location argument.
10372 (grokdeclarator): Set id_loc for cdk_array.
10373 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
10374 build_array_declarator.
10375 * tree.c (build_omp_clause): Add location argument.
10376 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
10377 (OMP_CLAUSE_LOCATION): New macro.
10378 (struct tree_omp_clause): Add location field.
10379 (build_omp_clause): Add argument.
10380 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
10381 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
10383 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
10384 (cp_parser_omp_clause_collapse): Same.
10385 (cp_parser_omp_clause_default): Same.
10386 (cp_parser_omp_clause_if): Same.
10387 (cp_parser_omp_clause_nowait): Same.
10388 (cp_parser_omp_clause_num_threads): Same.
10389 (cp_parser_omp_clause_ordered): Same.
10390 (cp_parser_omp_clause_schedule): Same.
10391 (cp_parser_omp_clause_untied): Same.
10392 (cp_parser_omp_for_loop): Same.
10393 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10394 * c-tree.h (c_start_case): Add location argument.
10395 (c_process_expr_stmt): Same.
10396 (c_finish_goto_*): Same.
10397 * tree-parloops.c (initialize_reductions): Pass location to
10399 (create_parallel_loop): Same.
10400 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
10401 (gfc_trans_omp_reduction_list): Same.
10402 (gfc_trans_omp_clauses): Same.
10403 (gfc_trans_omp_do): Same.
10404 * c-typeck.c (c_finish_goto_label): Same.
10405 (c_finish_goto_ptr): New location argument.
10406 (c_start_case): Same.
10407 (emit_side_effect_warnings): Same.
10408 (c_process_expr_stmt): Same.
10409 (c_finish_stmt_expr): Same.
10410 (c_finish_omp_clauses): Use error_at instead of error.
10411 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
10413 * c-omp.c (c_split_parallel_clauses): New location argument.
10414 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
10415 to build_omp_clause.
10416 (convert_local_reference_stmt): Same.
10417 (convert_gimple_call): Same.
10418 * c-common.h (c_split_parallel_clauses): New argument.
10419 * c-parser.c (c_parser_statement_after_labels): Pass location to
10420 c_finish_goto_label.
10421 (c_parser_switch_statement): Pass location to c_start_case.
10422 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
10423 and c_process_expr_stmt.
10424 (c_parser_omp_variable_list): Add location argument.
10425 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
10426 (c_parser_omp_clause_default): Same.
10427 (c_parser_omp_clause_if): Same.
10428 (c_parser_omp_clause_num_threads): Same.
10429 (-c_parser_omp_clause_ordered): Same.
10430 (c_parser_omp_clause_reduction): Pass location to
10431 c_parser_omp_variable_list.
10432 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
10433 (c_parser_omp_clause_untied): Same.
10434 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
10435 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10437 * c-tree.h (check_for_loop_decls, undeclared_variable,
10438 build_component_ref, build_array_ref, build_external_ref,
10439 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
10440 build_conditional_expr, build_compound_expr, c_cast_expr,
10441 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
10442 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
10444 * c-semantics.c (build_stmt): Same.
10445 (build_case_label): Same.
10446 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
10447 (undeclared_variable): New argument.
10448 (make_label): Same.
10449 (lookup_label): Pass location on down.
10450 (define_label): Same.
10451 (finish_decl): Same.
10452 (build_compound_literal): Same.
10453 (finish_struct): Same.
10454 (finish_function): Do not set location here.
10455 (check_for_loop_decls): New argument.
10456 * tree.c (save_expr): Set location.
10457 (build_empty_stmt): New argument.
10458 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
10459 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
10460 * builtins.c (gimplify_va_arg_expr): Use locations.
10461 (expand_builtin_sync_operation): Same.
10462 * c-typeck.c (build_component_ref): New argument.
10463 (build_array_ref): Same.
10464 (build_external_ref): Same.
10465 (c_expr_sizeof_expr): Same.
10466 (c_expr_sizeof_type): Same.
10467 (parser_build_unary_op): Same.
10468 (build_conditional_expr): Same.
10469 (build_compound_expr): Pass location on down.
10470 (build_compound_expr): New argument.
10471 (build_c_cast): Same.
10472 (c_cast_expr): Same.
10473 (build_asm_expr): Same.
10474 (c_finish_return): Same.
10475 (c_process_expr_stmt): Pass location on down.
10476 (c_finish_stmt_expr): New argument.
10477 (push_clenaup): Same.
10478 (c_finish_omp_parallel): Same.
10479 (c_finish_omp_task): Same.
10480 * gimplify.c (gimplify_call_expr): Pass location on down.
10481 * c-omp.c (c_finish_omp_master): New argument.
10482 (c_finish_omp_critical): Same.
10483 (c_finish_omp_ordered): Same.
10484 (c_finish_omp_barrier): Same.
10485 (-c_finish_omp_taskwait): Same.
10486 (c_finish_omp_atomic): Same.
10487 (c_finish_omp_flush): Same.
10488 * tree-inline.c (copy_tree_body_r): Pass location on down.
10489 (inline_forbidden_p): Remove use of input_location.
10490 * c-gimplify.c (c_build_bind_expr): New argument.
10491 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
10492 (c_sizeof_or_alignof_type): New argument.
10493 (c_alignof_expr): Same.
10494 (build_va_arg): Same.
10495 (c_add_case_label): Same.
10496 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
10497 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
10498 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
10499 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
10500 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
10501 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
10503 * stub-objc.c (objc_build_selector_expr): Same.
10504 (objc_build_throw_stmt): Same.
10505 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
10506 (c_parser_initelt): Same.
10507 (c_parser_compound_statement): Same.
10508 (c_parser_compound_statement_nostart): Same.
10509 (c_parser_label): Same.
10510 (c_parser_statement_after_labels): Same.
10511 (c_parser_if_body): Same.
10512 (c_parser_else_body): Same.
10513 (c_parser_if_statement): Same.
10514 (c_parser_switch_statement): Same.
10515 (c_parser_while_statement): Same.
10516 (c_parser_do_statement): Same.
10517 (c_parser_for_statement): Same.
10518 (c_parser_asm_statement): Same.
10519 (c_parser_conditional_expression): Same.
10520 (c_parser_binary_expression): Same.
10521 (c_parser_cast_expression): Same.
10522 (c_parser_unary_expression): Same.
10523 (c_parser_sizeof_expression): Same.
10524 (c_parser_alignof_expression): Same.
10525 (c_parser_postfix_expression): Same.
10526 (c_parser_expression): Same.
10527 (c_parser_objc_receiver): Same.
10528 (c_parser_omp_variable_list): Same.
10529 (c_parser_omp_structured_block): Same.
10530 (c_parser_omp_atomic): New argument.
10531 (c_parser_omp_barrier): Same.
10532 (c_parser_omp_critical): Same.
10533 (c_parser_omp_flush): Pass location on down.
10534 (c_parser_omp_for_loop): New argument.
10535 (c_parser_omp_for): Same.
10536 (c_parser_omp_master): Same.
10537 (c_parser_omp_ordered): Same.
10538 (c_parser_omp_sections_scope): Same.
10539 (c_parser_omp_sections): Same.
10540 (c_parser_omp_parallel): Same.
10541 (c_parser_omp_single): Same.
10542 (c_parser_omp_task): Same.
10543 (c_parser_omp_taskwait): Pass location on down.
10544 (c_parser_omp_construct): Same.
10545 (c_parser_omp_threadprivate): Same.
10546 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
10547 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
10548 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
10549 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
10550 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
10551 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
10552 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
10553 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
10554 config/i386/i386.c, stmt.c:
10555 Add location argument to the following function definitions and/or
10556 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
10557 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
10558 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
10559 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
10560 do_case, c_finish_bc_stmt, build_compound_literal,
10561 build_function_call.
10562 * c-decl.c (build_compound_literal): Add location argument.
10563 Make all diagnostic calls use location.
10564 (start_struct): Same.
10565 (finish_struct): Same.
10566 (start_enum): Same.
10567 (build_enumerator): Same.
10568 (start_function): Same.
10569 (grokdeclarator): Make all diagnostic calls use location.
10570 (store_parm_decls_oldstyle): Same.
10571 * c-typeck.c (build_function_call): Add location argument.
10572 Make all diagnostic calls use location.
10574 (c_finish_bc_stmt): Same.
10575 * tree-nested.c (get_trampoline_type): Add argument.
10576 Pass location to build_decl.
10577 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
10578 * rtl.h (RTL_LOCATION): New.
10579 * c-common.c (c_add_case_label): Add location argument.
10580 Make all diagnostic calls use location.
10581 * c-common.h: Add location argument to make_fname_decl, do_case,
10582 c_add_case_label, build_function_call, resolve_overloaded_builtin.
10583 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
10584 Set it appropriately for every case. Pass enum_loc to start_enum
10585 call. Pass value_loc first to build_enumerator. Pass enum_loc to
10587 (c_parser_struct_or_union_specifier): Save location. Use it for
10588 start_struct, finish_struct, and parser_xref_tag.
10590 2009-06-12 Ian Lance Taylor <iant@google.com>
10592 * fold-const.c (fold_unary): Rename local variable and to and_expr.
10594 * c-opts.c (c_common_handle_option): For -Wc++-compat set
10595 cpp_opts->warn_cxx_operator_names.
10597 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10600 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
10601 is returns NULL and OP is a VCE, look through the VCE.
10603 2009-06-12 Ian Lance Taylor <iant@google.com>
10606 * collect2.c (main): Use CONST_CAST2 in code inside #if
10607 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
10609 2009-06-12 Joey Ye <joey.ye@intel.com>
10611 PR middle-end/39146
10612 * cfgexpand.c (get_decl_align_unit): Update
10613 max_used_stack_slot_alignment with align instead of
10614 stack_alignment_needed.
10616 * function.c (assign_stack_local_1): Update
10617 max_used_stack_slot_alignment with alignment_in_bits instead
10618 of stack_alignment_needed.
10619 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
10622 2009-06-12 Jakub Jelinek <jakub@redhat.com>
10624 * dwarf2out.c (last_var_location_insn): New variable.
10625 (dwarf2out_end_epilogue): Clear last_var_location_insn.
10626 (dwarf2out_var_location): Don't record anything after last real
10627 insn. Only change labels if there were any real instructions
10628 in between last note and this one, or if changed sections.
10630 2009-06-11 Richard Henderson <rth@redhat.com>
10632 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
10633 note when storing the frame pointer in a register.
10634 (FRP): Don't redefine to nothing for epilogue.
10635 (alpha_expand_epilogue): Mark register and sp restores.
10636 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
10638 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
10639 when gen_lowpart is needed.
10641 2009-06-11 Richard Henderson <rth@redhat.com>
10643 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
10645 * dwarf2out.c (need_data_align_sf_opcode): New.
10646 (div_data_align): Move earlier.
10647 (def_cfa_1, reg_save): Use it.
10649 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
10651 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
10652 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
10653 (ix86_handle_option): Handle OPT_mcrc32.
10654 (ix86_target_string): Add -mcrc32.
10655 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
10657 * config/i386/i386.h (TARGET_CRC32): New.
10659 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
10660 (sse4_2_crc32di): Likewise.
10662 * config/i386/i386.opt (mcrc32): New.
10664 * doc/invoke.texi: Document -mcrc32.
10666 2009-06-11 Richard Henderson <rth@redhat.com>
10668 * common.opt (gdwarf-): Accept a version number.
10669 * doc/invoke.texi (gdwarf-): Update docs.
10670 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
10671 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
10672 version level, and record it.
10674 * dwarf2.h (DW_CIE_VERSION): Remove.
10675 * dwarf2out.c (DWARF_VERSION): Remove.
10676 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
10677 (output_call_frame_info): Use CIE version 3 for dwarf3,
10678 or if the return register column is out of range for version 1.
10679 (dwarf_stack_op_name): Add all dwarf3 values.
10680 (DEBUG_PUBTYPES_SECTION): New.
10681 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
10682 encoding change for dwarf3.
10683 (output_die) [dw_val_class_die_ref]: Likewise.
10684 (output_compilation_unit_header): Emit correct version for dwarf3.
10685 (output_line_info): Likewise.
10686 (output_pubnames): Update for DWARF_VERSION removal.
10687 (output_aranges): Likewise.
10688 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
10689 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
10690 (dwarf2out_finish): Likewise.
10692 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10694 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
10697 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10700 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
10701 * builtins.c (expand_builtin_unreachable): New function.
10702 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
10703 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
10704 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
10706 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
10707 searching for missing barriers.
10709 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10711 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
10712 when -fprofile-generate* was passed.
10713 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
10715 2009-06-11 Anthony Green <green@moxielogic.com>
10717 * config/moxie/moxie.md: Define length attribute for all instructions.
10719 (*b<cond:code>): Support limited branch ranges for new PC-relative
10720 branch instructions.
10721 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
10723 2009-06-11 Jakub Jelinek <jakub@redhat.com>
10725 * config/i386/i386.c (min_insn_size): Use get_attr_length
10726 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
10727 For __asm return 0.
10729 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
10730 instead of emit_insn_before.
10732 2009-06-10 Ian Lance Taylor <iant@google.com>
10735 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
10738 2009-06-10 Revital Eres <eres@il.ibm.com>
10740 * passes.c (init_optimization_passes): Reschedule
10741 predictive-commoning pass before complete unroll pass.
10743 2009-06-10 Martin Jambor <mjambor@suse.cz>
10745 * cgraph.c (cgraph_node_can_be_local_p): New function.
10746 (cgraph_make_node_local): New function.
10747 * cgraph.h (cgraph_node_can_be_local_p): Declare.
10748 (cgraph_make_node_local): Declare.
10750 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
10752 * tree.h (tree_base): Add packed_flag and user_align fields.
10753 Decrease size of spare field.
10754 (TYPE_USER_ALIGN): Use user_align from tree_base.
10755 (DECL_USER_ALIGN): Likewise.
10756 (TYPE_PACKED): Use packed_flag from tree_base.
10757 (DECL_PACKED): Likewise.
10758 (tree_type): Delete packed_flag and user_align fields. Widen
10759 precision field. Widen mode field and shuffle fields to align
10760 mode on an 8-bit boundary.
10761 (tree_decl_common): Delete decl_flag_1 and user_align fields.
10762 Renumber decl_flag_* fields. Fix comments. Widen
10763 decl_common_unused field.
10764 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
10765 (DECL_EXTERNAL): Likewise.
10766 (DECL_BIT_FIELD): Likewise.
10767 (DECL_NONADDRESSABLE_P): Likewise.
10768 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
10769 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
10771 2009-06-10 Ian Lance Taylor <iant@google.com>
10773 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
10774 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
10775 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
10776 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
10777 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
10778 DEF_VEC_ALLOC_FUNC_P.
10779 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
10780 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
10781 DEF_VEC_ALLOC_FUNC_O.
10782 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
10783 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
10784 DEF_VEC_ALLOC_FUNC_I.
10785 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
10786 (vec_stack_p_reserve_exact_1): Declare.
10787 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
10788 (vec_stack_free): Declare.
10789 (VEC_stack_alloc): Define.
10790 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
10791 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
10792 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
10793 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
10795 (stack_vecs): New static variable.
10796 (vec_stack_p_reserve_exact_1): New function.
10797 (vec_stack_o_reserve_1): New static function.
10798 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
10799 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
10800 (vec_stack_free): New function.
10801 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
10802 (VEC_df_ref_stack_alloc): Define.
10803 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
10804 DEF_VEC_ALLOC_P_STACK.
10805 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
10806 (struct df_collection_rec): Change _vec fields to VEC. Remove
10808 (df_free_collection_rec): Adjust for new fields.
10809 (df_insn_rescan): Use new df_collection_rec fields.
10810 (df_notes_rescan, df_canonize_collection_rec): Likewise.
10811 (df_ref_create_structure, df_ref_record): Likewise.
10812 (df_get_conditional_uses, df_get_call_refs): Likewise.
10813 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
10814 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
10815 (df_record_exit_block_uses, df_bb_verify): Likewise.
10816 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
10817 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
10818 Remove count parameter. Change return type to void. Change all
10820 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
10821 Remove count parameter. Change return type to void. Change all
10823 (df_install_refs): Change old_vec parameter to VEC. Remove count
10824 parameter. Change all callers.
10825 (df_install_mws): Change old_vec parameter to VEC. Remove count
10826 parameter. Change all callers.
10827 (df_refs_verify): Change new_rec parameter to VEC. Change call
10829 (df_mws_verify): Likewise.
10831 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
10833 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
10835 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
10837 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
10839 2009-06-10 Anthony Green <green@moxielogic.com>
10841 * config/moxie/crti.asm: New file.
10842 * config/moxie/crtn.asm: New file.
10843 * config/moxie/moxie.c: New file.
10844 * config/moxie/moxie.h: New file.
10845 * config/moxie/sfp-machine.h: New file.
10846 * config/moxie/moxie-protos.h: New file.
10847 * config/moxie/t-moxie: Created.
10848 * config/moxie/t-moxie-softfp: Created.
10849 * config/moxie/moxie.md: Created.
10850 * config/moxie/constraints.md: Created.
10851 * config.gcc: Add moxie support.
10852 * doc/md.texi (Machine Constraints): Add moxie constraints.
10853 * doc/contrib.texi (Contributors): Mention moxie port.
10854 * doc/install.texi (Specific): Mention the moxie port.
10856 2009-06-09 Ian Lance Taylor <iant@google.com>
10858 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
10859 compiling with C++.
10860 * optabs.c (optab_table): Only use designated initializers if
10861 HAVE_DESIGNATED_INITIALIZERS is defined.
10862 (convert_optab_table): Likewise.
10863 (init_optabs): Always call init_insn_codes if
10864 HAVE_DESIGNATED_INITIALIZERS is not defined.
10866 2009-06-09 Ian Lance Taylor <iant@google.com>
10868 * targhooks.c (default_builtin_vectorized_function): Change fn
10869 parameter to unsigned int.
10870 (default_builtin_vectorized_conversion): Change code parameter to
10872 (default_builtin_reciprocal): Change fn parameter to unsigned int.
10873 * targhooks.h: Update declarations.
10874 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
10875 parameter to unsigned int.
10877 * c-typeck.c (comptypes_check_enum_int): New static function.
10878 (comptypes_internal): Add enum_and_int_p parameter. Change all
10880 (comp_target_types): Add location parameter. Change all callers.
10881 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
10882 Change all callers.
10883 (function_types_compatible_p, type_lists_compatible_p): Likewise.
10884 (build_conditional_expr): Add colon_loc parameter. Change all
10886 (convert_for_assignment): Add location parameter. Change all callers.
10887 * c-parser.c (c_parser_conditional_expression): Pass location of
10888 colon to build_conditional_expr.
10889 * c-tree.h (build_conditional_expr): Update declaration.
10891 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
10893 * graphite.c: Revert previous patch.
10895 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
10898 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
10900 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
10902 * tree-ssa-loop-prefetch.c
10903 (loop_prefetch_arrays): Fixed a portability problem in printf format
10906 2009-06-09 Martin Jambor <mjambor@suse.cz>
10908 PR tree-optimization/40351
10909 * tree-sra.c (propagate_subacesses_accross_link): Check that a
10910 refrence to a potential artifical subaccess can be constructed.
10912 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
10914 * config/sh/sh-protos.h (sh_optimization_options): Declare.
10915 (sh_override_options): Likewise.
10916 * config/sh/sh.c: Include params.h.
10917 (sh_optimization_options): New.
10918 (sh_override_options): Likewise.
10919 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
10920 (OVERRIDE_OPTIONS): Use sh_override_options.
10922 2009-06-08 Jakub Jelinek <jakub@redhat.com>
10924 * dwarf2out.c (emit_cfa_remember): New variable.
10925 (add_fde_cfi): If emit_cfa_remember, recurse to add
10926 DW_CFA_remember_state first.
10927 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
10928 instead just set emit_cfa_remember.
10930 2009-06-08 Jan Hubicka <jh@suse.cz>
10933 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
10935 2009-06-08 Jan Hubicka <jh@suse.cz>
10937 PR middle-end/39834
10938 * cgraphunit.c (save_inline_function_body): Do not copy transform
10939 hooks for saved inline bodies.
10940 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
10941 for given function.
10943 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
10945 * jump.c (returnjump_p): Handle delayed branches. Add missing
10948 2009-06-08 Jan Hubicka <jh@suse.cz>
10950 PR middle-end/40102
10951 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
10952 original node might've been modified.
10953 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
10955 2009-06-08 Jakub Jelinek <jakub@redhat.com>
10957 * tree-object-size.c (addr_object_size): Add OSI argument.
10958 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
10959 (compute_builtin_object_size, expr_object_size): Adjust callers.
10960 (plus_stmt_object_size): Call addr_object_size instead of
10961 compute_builtin_object_size.
10963 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
10964 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10966 * tree-ssa-loop-prefetch.c
10967 (gather_memory_references): Introduced a counter for the number of
10969 (anything_to_prefetch_p): Introduced a counter for the number of
10971 (is_loop_prefetching_profitable): New function with a cost model
10973 (loop_prefetch_arrays): Use the new cost model to determine if
10974 prefetching is profitable.
10975 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
10976 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
10977 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
10978 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
10979 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
10980 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
10982 2009-06-08 Michael Matz <matz@suse.de>
10985 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
10986 partitions use the same.
10987 (expand_one_var): Deal with DECL_RTL sometimes begin set also
10988 for basevars of SSA_NAMEs.
10989 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
10990 to not expand them twice.
10991 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
10994 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
10996 * common.opt (fcompare-debug=, fcompare-debug-second): New.
10997 (fdump-final-insns=, gtoggle): New.
10998 * doc/invoke.texi: Document them.
10999 * final.c (rest_of_clean_state): Dump final insn stream.
11000 * gcc.c (invoke_as): Hook in -fcompare-debug.
11001 (static_spec_functions): Add compare-debug-dump-opt,
11002 compare-debug-self-opt and compare-debug-auxbase-opt.
11003 (compare_debug, compare_debug_second, compare_debug_opt): New.
11004 (switches_debug_check, n_switches_debug_check): New.
11005 (debug_auxbase_opt, debug_check_temp_file): New.
11006 (process_command): Handle -fno-compare-debug, -fcompare-debug and
11008 (do_self_spec): Handle arguments after switches.
11009 (do_spec_1): Add .gk extension to temp file basenames for compare.
11010 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
11011 (cc1_options): Use it instead of normal auxbase computation for
11012 the second compare-debug compilation.
11013 (compare_files): New.
11014 (main): Set up and implement compare debug mode.
11015 (compare_debug_dump_opt_spec_function): New.
11016 (compare_debug_self_opt_spec_function): New.
11017 (compare_debug_auxbase_opt_spec_function): New.
11018 * toplev.c (process_options): Handle flag_gtoggle,
11019 flag_dump_final_insns.
11020 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
11021 during -fcompare-debug-second compilation.
11023 2009-06-07 Ian Lance Taylor <iant@google.com>
11025 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
11026 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
11028 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
11029 with no default node. Change warning with %H to warning_at.
11030 Don't clear warn_switch around case checking.
11031 * doc/invoke.texi (Warning Options): Clarify distinction between
11032 -Wswitch and -Wswitch-enum.
11034 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11036 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
11038 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11040 * gbl-ctors.h: Add header guard.
11042 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11044 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
11045 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
11046 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
11047 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
11048 prototypes for removed functions.
11049 (expressions_equal_p): Move to ...
11050 * tree-ssa-sccvn.h: ... here and ...
11051 * matrix-reorg.c: ... adjust includes.
11053 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11055 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
11057 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11059 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
11060 (finish_function): Remove erroneous whitespace.
11062 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11064 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
11065 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
11067 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11069 * errors.c (internal_error): Commentary typo fix.
11070 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
11071 * tree-ssa-pre.c: Ditto.
11073 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11075 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
11076 them is supposed to hold actual statements.
11078 2009-06-06 Ian Lance Taylor <iant@google.com>
11080 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
11081 empty statements can now have attributes.
11083 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
11085 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
11086 * config/mips/mips.md: Ditto.
11088 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11090 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
11092 (__eabi_uconvert): Likewise.
11094 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11096 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
11097 CFI_* definitions with IN_GCC.
11099 2009-06-05 David Edelsohn <edelsohn@gnu.org>
11101 * xcoffout.h (xcoffout_source_line): Update prototype.
11103 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11105 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
11106 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
11108 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11110 PR middle-end/40340
11111 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
11112 inlined_function_outer_scope_p blocks for artificial inlines
11114 * tree.c (tree_nonartificial_location): Rewrite using
11115 block_nonartificial_location.
11117 2009-06-05 Revital Eres <eres@il.ibm.com>
11118 Leehod Baruch <leehod@il.ibm.com>
11120 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
11121 (expand_expr_real_1): Remove comment.
11122 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11123 Vectorize misaligned access when the target supports it.
11124 (vect_supportable_dr_alignment): Check for unaligned access support.
11125 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
11128 2009-06-05 Julian Brown <julian@codesourcery.com>
11130 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
11131 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
11133 2009-06-05 Richard Guenther <rguenther@suse.de>
11136 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
11137 as possibly unused.
11139 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11141 * config/s390/s390.c (global_not_special_regno_p): New static inline.
11142 (save_gprs): Don't tell unwinder when a global register is saved.
11143 (s390_emit_epilogue): Emit needed epilogue unwind info.
11145 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11147 * dwarf2out.c (deferred_asm_name): New.
11148 (add_name_and_src_coords_attributes): Defer creation of
11149 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
11151 (move_linkage_attr): New.
11152 (dwarf2out_finish): Revisit deferrals and emit attributes at the
11155 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11157 * tree-nested.c (finalize_nesting_tree_1): Declare the
11158 frame_decl in the binding tree.
11160 2009-06-04 Cary Coutant <ccoutant@google.com>
11162 * basic-block.h (struct basic_block_def): Add discriminator field.
11163 * dbxout.c (dbxout_source_line): Add new parameter. Change all
11165 * debug.c (do_nothing_debug_hooks): Add additional entry.
11166 (debug_nothing_int_charstar_int): New function.
11167 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
11168 (debug_nothing_int_charstar_int): New declaration.
11169 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
11170 discriminator value in .loc directive.
11171 * final.c (last_discriminator): New variable.
11172 (discriminator): New variable.
11173 (final_start_function): Initialize above variables, pass current
11174 discriminator to debug hook.
11175 (notice_source_line): Check for discriminator change.
11176 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
11177 * sdbout.c (sdbout_source_line): New parameter.
11178 * tree-cfg.c (struct locus_discrim_map): New structure type.
11179 (discriminator_per_locus): New hash table.
11180 (build_gimple_cfg): Allocate and free discriminator hash table.
11181 (make_edges): Call assign_discriminator.
11182 (locus_map_hash): New function.
11183 (locus_map_eq): New function.
11184 (next_discriminator_for_locus): New function.
11185 (same_line_p): New function.
11186 (assign_discriminator): New function.
11187 (make_cond_expr_edges): Call assign_discriminator.
11188 (make_gimple_switch_edges): Likewise.
11189 (first_non_label_stmt): New function.
11190 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
11192 * xcoffout.c (xcoffout_source_line): Add new parameter.
11194 * configure.ac (gcc_cv_as_discriminator): New configury check for
11195 gas support for discriminator.
11196 * configure: Regenerate.
11197 * config.in: Regenerate.
11199 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11201 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
11202 val after checking for integers.
11204 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
11206 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
11208 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
11209 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
11210 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
11211 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
11212 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
11213 X64_SSE_REGPARM_MAX.
11214 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
11215 X64_SSE_REGPARM_MAX.
11217 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11219 * gcc.c (report_times_to_file): New.
11220 (execute): Implement it.
11221 (process_command): Support -time=.
11222 * doc/invoke.texi: Document it.
11224 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11226 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
11227 that have value exprs.
11229 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11231 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
11232 declarations for constants until...
11233 (dw2_output_indirect_constant_1): ... this point.
11235 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
11238 * arm.md (arm_addsi3): Don't try to split an add with an
11239 eliminable register until after reload has completed.
11241 2009-06-03 Ian Lance Taylor <iant@google.com>
11243 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
11244 * genattrtab.c (write_length_unit_log): Likewise.
11245 * genchecksum.c (dosum): Likewise.
11246 * gengtype.c (write_rtx_next): Likewise.
11247 (finish_root_table, write_roots): Likewise.
11248 * gimple.c (gimple_ops_offset_): Likewise.
11249 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
11250 * config/arc/arc.c (arc_attribute_table): Likewise.
11251 * config/arm/arm.c (arm_attribute_table): Likewise.
11252 * config/avr/avr.c (avr_attribute_table): Likewise.
11253 * config/crx/crx.c (crx_attribute_table): Likewise.
11254 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
11255 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
11256 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
11257 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
11258 * config/sh/sh.c (sh_attribute_table): Likewise.
11259 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
11260 * config/spu/spu.c (spu_attribute_table): Likewise.
11261 * config/v850/v850.c (v850_attribute_table): Likewise.
11263 * config/alpha/alpha.c (vms_attribute_table): Make static.
11264 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
11265 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
11266 * config/mips/mips.c (mips_attribute_table): Likewise.
11268 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
11270 (cc1-checksum.o): Likewise.
11272 2009-06-03 Steve Ellcey <sje@cup.hp.com>
11274 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
11276 2009-06-03 Jakub Jelinek <jakub@redhat.com>
11278 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
11279 insn if it is changing sp. Use gen_add3_insn instead of
11280 conditionally gen_addsi3 and gen_adddi3.
11281 (offset_below_red_zone_p): New static inline function.
11282 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
11283 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
11284 * config/rs6000/ppc-asm.h: Include auto-host.h.
11285 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
11286 CFI_RESTORE): Define.
11287 * config/rs6000/crtresxgpr.asm: Add unwind info.
11288 * config/rs6000/crtresxfpr.asm: Likewise.
11289 * config/rs6000/crtresgpr.asm: Likewise.
11290 * config/rs6000/crtresfpr.asm: Likewise.
11291 * config/rs6000/crtsavgpr.asm: Likewise.
11292 * config/rs6000/crtsavfpr.asm: Likewise.
11294 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
11295 argument of DWARF2_FRAME_REG_OUT macros.
11297 2009-06-03 Julian Brown <julian@codesourcery.com>
11299 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
11300 words or less (including TImode) in core registers.
11302 2009-06-03 Richard Guenther <rguenther@suse.de>
11304 PR middle-end/40328
11305 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
11307 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
11309 * statistics.c (statistics_counter_event): Do not record event
11310 in pass dump if its number == -1.
11311 (curr_statistics_hash): Add assert that we never get passes
11312 with static number == -1.
11314 2009-06-03 Richard Guenther <rguenther@suse.de>
11315 Andrey Belevantsev <abel@ispras.ru>
11317 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
11318 non-BLKmode arrays addressable.
11320 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
11322 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
11323 * config/m68k/m68k.h: ... here.
11324 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
11327 2009-06-03 Martin Jambor <mjambor@suse.cz>
11329 PR tree-optimization/40323
11330 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
11333 2009-06-03 Richard Guenther <rguenther@suse.de>
11335 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11338 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
11340 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
11341 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
11342 JUMP_TABLE_DATA_P where applicable.
11343 * config/sh/sh.c: Ditto.
11344 * config/sh/sh.h: Ditto.
11345 * config/sh/sh.md: Ditto.
11346 * config/sh/symbian.c: Ditto.
11348 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
11350 * config/i386/driver-i386.c (describe_cache): Optimize
11351 concatenation of strings. Use snprintf instead of sprintf.
11352 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
11353 target when not compiling with GCC.
11355 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
11357 * config/sh/sh.c: Revert last change.
11358 (sh_expand_epilogue): Emit a blockage insn before the frame
11359 pointer adjustment unconditionally.
11361 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11363 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
11364 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
11365 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
11366 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
11367 to COLLECT_GCC_OPTIONS.
11369 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11371 * collect2.c (target_system_root): New variable.
11372 (main): Handle --sysroot=.
11373 (ignore_library): Strip the sysroot from the library path.
11375 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11377 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
11378 (collect2.o): Depend on collect2-aix.h.
11379 (collect2-aix.o): New rule.
11380 * collect2-aix.h: New file.
11381 * collect2-aix.c: Likewise.
11382 * collect2.c: Include collect2-aix.h. Don't undefine
11383 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
11384 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
11385 Use TARGET_AIX_VERSION instead of _AIX51.
11386 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
11387 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
11388 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
11389 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
11390 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
11392 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11394 * collect2.c (ignore_library): Avoid premature post-increment
11395 and null deference.
11397 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11399 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
11400 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
11401 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
11402 CROSS_DIRECTORY_STRUCTURE too.
11403 (LINK_LIBG_SPEC): Likewise.
11404 (LIB_SPEC): Add %R to sysroot paths.
11405 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
11406 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
11407 * config/rs6000/aix51.h: As for aix43.h.
11408 * config/rs6000/aix52.h: Likewise.
11409 * config/rs6000/aix53.h: Likewise.
11410 * config/rs6000/aix61.h: Likewise.
11411 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
11412 to the beginning of sysroot paths.
11414 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11416 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
11417 INSN_LISTs that are out of the REG_NOTE range.
11419 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11421 * loop-unroll.c (struct iv_to_split): Add pointer to next.
11422 (struct var_to_expand): Likewise.
11423 (struct opt_info): Add head and tail for linked lists of the above.
11424 (analyze_insn_to_expand_var): Initialize next.
11425 (analyze_iv_to_split_insn): Likewise.
11426 (analyze_insns_in_loop): Create linked lists.
11427 (allocate_basic_variable): Simplify for use without hash table.
11428 (insert_var_expansion_initialization): Likewise, make it type-safer.
11429 (combine_var_copies_in_loop_exit): Likewise.
11430 (apply_opt_in_copies): Walk lists rather than hash tables.
11431 (release_var_copies): Simplified and inlined by hand into...
11432 (free_opt_info): ... this function.
11434 2009-06-02 Richard Guenther <rguenther@suse.de>
11436 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11439 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11441 * cfgexpand.c (gimple_expand_cfg): Discard the source location
11442 only for builtins that are not overridden.
11444 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11446 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
11449 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11451 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
11453 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11455 * combine.c (move_deaths): Compare LUIDs within the same BB only.
11457 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11459 * common.opt (fdump-unnumbered-links): New.
11460 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
11461 * print-rtl.c (flag_dump_unnumbered_links): New.
11462 (print_rtx): Test it.
11464 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
11466 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
11467 push/pop multiple to 8-byte alignment.
11469 2009-06-01 Jakub Jelinek <jakub@redhat.com>
11471 * config/i386/i386.c (queued_cfa_restores): New static variable.
11472 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
11474 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
11475 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
11476 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
11477 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
11478 note unconditionally.
11479 (ix86_emit_restore_regs_using_mov): Likewise.
11480 (ix86_emit_restore_sse_regs_using_mov): Likewise.
11481 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
11482 it through to ix86_emit_restore_reg_using_pop.
11483 (ix86_emit_leave): Add RED_OFFSET argument. Call
11484 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
11485 instead of adding REG_CFA_OFFSET note unconditionally.
11486 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
11487 the above functions. Call ix86_add_queued_cfa_restore_notes when
11490 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
11491 force output of the label even for dwarf2out_do_cfi_asm.
11492 (add_fde_cfi): If -g2 and above and cfi might change CFA,
11493 force creation of CFI label and chain DW_CFA_set_loc jumping to it
11494 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
11496 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
11497 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
11498 dwarf2out_cfi_label callers.
11499 * tree.h (dwarf2out_cfi_label): Adjust prototype.
11500 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
11501 Adjust dwarf2out_cfi_label callers.
11502 * config/vax/vax.c (vax_output_function_prologue): Likewise.
11504 * config/i386/i386.h (struct machine_cfa_state,
11505 struct machine_function): Guard with ifndef USED_FOR_TARGET
11506 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
11509 * emutls.c (__emutls_get_address): Change arr->size to mean number
11510 of allocated arr->data entries instead of # of slots + 1.
11512 PR middle-end/40316
11513 * recog.c (peep2_reinit_state): New function.
11514 (peephole2_init_state): Use it at the end of a basic block and also
11515 when seeing a RTX_FRAME_RELATED_P insn.
11517 2009-06-01 Steve Ellcey <sje@cup.hp.com>
11519 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
11520 fixuns_truncrfdi2): New.
11521 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
11522 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
11523 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
11524 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
11525 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
11526 *recip_approx): Remove.
11527 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
11528 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
11529 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
11531 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
11534 2009-06-01 Ian Lance Taylor <iant@google.com>
11536 * attribs.c (register_attribute): Use CONST_CAST.
11537 * collect2.c (main): Use CONST_CAST2.
11538 (scan_prog_file): Likewise.
11539 * gcc.c (process_command, main): Likewise.
11540 * toplev.c (toplev_main): Likewise.
11542 * c-typeck.c (handle_warn_cast_qual): New static function,
11543 partially broken out of build_c_cast.
11544 (build_c_cast): Call handle_warn_cast_qual.
11545 * doc/invoke.texi (Warning Options): Document new effect of
11548 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
11550 * diagnostic.c (diagnostic_build_prefix): Always print columns.
11551 (diagnostic_report_current_module): Print columns.
11552 * common.opt (flag_show_column): Enable by default.
11554 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
11556 * alias.c (find_base_term): Check for NULL term before returning.
11558 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11560 Revert due to PR40320:
11561 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11562 * calls.c (emit_library_call_value_1): Don't force_operand for move
11565 2009-06-01 Olivier Hainque <hainque@adacore.com>
11566 Eric Botcazou <ebotcazou@adacore.com>
11568 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
11569 to be processed as a bitfield for constructor output purposes.
11570 * output.h (initializer_constant_valid_for_bitfield_p): Declare
11572 * varasm.c (oc_local_state): New type, output_constructor
11573 local state to support communication with helpers.
11574 (oc_outer_state): New type, output_constructor outer state of
11575 relevance in recursive calls.
11576 (output_constructor_array_range): New output_constructor helper,
11577 extracted code for an array range element.
11578 (output_constructor_regular_field): New output_constructor helper,
11579 extracted code for an element that is not a bitfield.
11580 (output_constructor_bitfield): New output_constructor helper,
11581 extracted code for a bitfield element. Accept an OUTER state
11582 argument for recursive processing. Recurse on record or array
11583 CONSTRUCTOR values, possibly past noop conversions.
11584 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
11585 VALUE is a valid constant-valued expression for use in a static
11586 bit-field initializer.
11587 (output_constructor): Rework to use helpers. Accept and honor an
11588 OUTER state argument for recursive calls. Return total size. Be
11589 prepared for nested constructors initializing bitfields.
11590 (output_constant): Feed OUTER in calls to output_constructor.
11592 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11594 * calls.c (emit_library_call_value_1): Don't force_operand for move
11597 2009-06-01 Nick Clifton <nickc@redhat.com>
11599 * doc/invoke.texi (IA-64 Options): Fix typo.
11601 2009-06-01 Ira Rosen <irar@il.ibm.com>
11603 PR tree-optimization/39129
11604 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
11606 (vect_do_peeling_for_loop_bound): Use
11607 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11608 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11609 (vect_loop_versioning): Likewise.
11610 (vect_create_cond_for_alias_checks): Fix indentation.
11611 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
11613 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
11614 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
11615 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
11616 "control flow in loop".
11617 (vect_estimate_min_profitable_iters): Use
11618 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11619 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11620 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11621 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
11622 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
11623 statement belongs to a group of strided accesses with the exact code
11625 (vectorizable_load): Likewise.
11626 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
11627 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11629 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
11631 * config/freebsd-stdint.h: New file.
11632 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
11633 Add freebsd-stdint.h to tm_file.
11635 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
11637 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
11638 (thumb2_extendhidi2): Likewise.
11640 2009-05-31 Ian Lance Taylor <iant@google.com>
11642 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
11644 2009-05-31 Ian Lance Taylor <iant@google.com>
11646 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
11647 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
11648 (ipa-reference.o): Depend upon gt-ipa-reference.h.
11650 2009-05-31 Jason Merrill <jason@redhat.com>
11652 * tree-pretty-print.c (print_call_name): Take the callee, not the
11653 call itself. Make non-static. Use dump_function_name for functions.
11654 (dump_generic_node): Adjust.
11655 * diagnostic.h: Declare print_call_name.
11656 * gimple-pretty-print.c (dump_gimple_call): Use it.
11658 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11660 * config/sh/sh.md (ashldi3_std): New define_expand.
11663 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11666 * config/sh/sh.c: Include debug.h.
11667 (sh_expand_epilogue): Emit a blockage insn before the frame
11668 pointer adjustment also when dwarf2out_do_frame returns true.
11670 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
11672 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
11673 (thumb2_extendqidi2): New pattern.
11675 2009-05-31 Ira Rosen <irar@il.ibm.com>
11677 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
11678 mark phis for renaming.
11679 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
11680 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
11681 Call mark_sym_for_renaming.
11682 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
11683 * tree-vect-loop.c (vect_transform_loop): Remove
11684 vect_memsyms_to_rename initialization and a call to
11685 mark_set_for_renaming.
11687 2009-05-31 Jakub Jelinek <jakub@redhat.com>
11689 PR middle-end/40304
11690 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
11691 frame related even if !set_cfa && style < 0.
11693 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
11695 * config/i386/mingw-tls.c: New file.
11696 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
11697 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
11698 defining _WIN32 but not __CYGWIN__.
11700 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11702 * configure.ac: Add MPC support.
11704 * config.in, configure: Regenerate.
11706 2009-05-29 Richard Henderson <rth@redhat.com>
11708 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
11709 NOTE_INSN_BASIC_BLOCK.
11710 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
11711 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
11712 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
11714 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
11716 (add_cfi): Disable check redefining cfa away from drap.
11717 (lookup_cfa_1): Add remember argument; handle remember/restore.
11718 (lookup_cfa): Pass remember argument.
11719 (cfa_remember): New.
11720 (compute_barrier_args_size_1): Remove sibcall check.
11721 (dwarf2out_frame_debug_def_cfa): New.
11722 (dwarf2out_frame_debug_adjust_cfa): New.
11723 (dwarf2out_frame_debug_cfa_offset): New.
11724 (dwarf2out_frame_debug_cfa_register): New.
11725 (dwarf2out_frame_debug_cfa_restore): New.
11726 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
11727 (dwarf2out_begin_epilogue): New.
11728 (dwarf2out_frame_debug_restore_state): New.
11729 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
11730 DW_CFA_restore_state.
11731 (output_cfi_directive): Likewise.
11732 (convert_cfa_to_fb_loc_list): Likewise.
11733 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
11734 * dwarf2out.h: Update.
11735 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
11736 (copy_insn_1): Early out for null.
11737 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
11738 and dwarf2out_frame_debug_restore_state.
11739 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
11740 (prologue_insn_hash, epilogue_insn_hash): New.
11741 (free_after_compilation): Adjust freeing accordingly.
11742 (record_insns): Create hash table if needed; push insns into
11743 hash instead of array.
11744 (maybe_copy_epilogue_insn): New.
11745 (contains): Search hash table instead of array.
11746 (sibcall_epilogue_contains): Remove.
11747 (thread_prologue_and_epilogue_insns): Split eh_return insns
11748 and mark them as epilogues.
11749 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
11750 scanning in terms of basic blocks.
11751 * insn-notes.def (CFA_RESTORE_STATE): New.
11752 * jump.c (returnjump_p_1): Accept EH_RETURN.
11753 (eh_returnjump_p_1, eh_returnjump_p): New.
11754 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
11755 CFA_REGISTER, CFA_RESTORE): New.
11756 * rtl.def (EH_RETURN): New.
11757 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
11759 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
11760 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
11762 * config/i386/i386.c (gen_push): Update cfa state.
11763 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
11764 add a CFA_ADJUST_CFA note.
11765 (ix86_dwarf_handle_frame_unspec): Remove.
11766 (ix86_expand_prologue): Update cfa state.
11767 (ix86_emit_restore_reg_using_pop): New.
11768 (ix86_emit_restore_regs_using_pop): New.
11769 (ix86_emit_leave): New.
11770 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
11771 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
11772 * config/i386/i386.h (struct machine_cfa_state): New.
11773 (ix86_cfa_state): New.
11774 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
11775 (eh_return_internal): Merge from eh_return_<mode>,
11776 use eh_return rtx, split w/ epilogue.
11778 2009-05-29 Ian Lance Taylor <iant@google.com>
11780 * builtins.c (validate_gimple_arglist): Don't use va_arg with
11782 * calls.c (emit_library_call_value_1): Likewise.
11784 * c-typeck.c (c_build_va_arg): New function.
11785 * c-tree.h (c_build_va_arg): Declare.
11786 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
11787 instead of build_va_arg.
11789 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
11791 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
11792 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
11793 (ptr_difference_cost): Use affine combinations to compute it.
11794 (difference_cost): Likewise.
11795 (get_computation_cost_at): Compute more accurate cost for addresses
11796 if the ratio is a multiplier allowed in addresses.
11797 For non-addresses, consider that an additional offset or symbol is
11800 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11802 * config/i386/i386.c (ix86_decompose_address): Avoid useless
11803 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
11805 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
11806 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
11807 (prefix_rex): For UNIT_MMX don't imply the prefix by default
11809 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
11810 to 1 for TYPE_SSE{IADD1,CVT1}.
11811 (prefix_vex_imm8): Removed.
11812 (length_vex): Only pass 1 as second argument to
11813 ix86_attr_length_vex_default if prefix_extra is 0.
11814 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
11815 (length): For prefix vex computation use length_immediate
11816 attribute instead of prefix_vex_imm8.
11817 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
11818 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
11819 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
11820 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
11821 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
11822 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
11823 a space in between the operands.
11824 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
11825 if one operand is 0xff and the other one si, di, bp or sp.
11826 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
11827 other one si, di, bp or sp.
11828 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
11829 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
11830 type and mode attributes.
11831 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
11832 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
11833 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
11834 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
11835 prefix_data16 attribute iff MODE_DF.
11836 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
11837 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
11838 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
11839 constm128_operand in length_immediate computation.
11840 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
11841 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
11842 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
11843 length_immediate attribute to 1.
11844 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
11845 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
11846 for certain alternatives.
11847 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
11848 prefix_data16 attribute if MODE_V1DF.
11849 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
11850 length_immediate to 1.
11851 (set_got_rex64, set_rip_rex64): Remove length attribute, set
11852 length_address to 4, set mode attribute to MODE_DI.
11853 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
11854 (fxam<mode>2_i387): Set length attribute to 4.
11855 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
11856 *prefetch_3dnow_rex): Override length_address attribute.
11857 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
11859 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
11860 (constm128_operand): Removed.
11861 * config/i386/i386.c (memory_address_length): For
11862 disp && !index && !base in 64-bit mode account for SIB byte if
11863 print_operand_address can't optimize disp32 into disp32(%rip)
11864 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
11865 for fs: or gs: segment.
11866 (ix86_attr_length_immediate_default): When checking if shortform
11867 is possible, truncate immediate to the length of the non-shortened
11869 (ix86_attr_length_address_default): Ignore MEM_P operands
11871 (ix86_attr_length_vex_default): Only check for DImode on
11872 GENERAL_REG_P operands.
11873 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
11874 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
11875 (sse_cvttps2pi): Clear prefix_rep attribute.
11876 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
11878 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
11879 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
11880 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
11881 iff operand 2 is const_int_operand.
11882 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
11883 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
11884 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
11886 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
11888 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
11889 prefix_data16 attribute for movlpd and movhpd instructions.
11890 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
11891 length_immediate for shufpd instruction.
11892 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
11893 (avx_cmpp<avxmodesuffixf2c><mode>3,
11894 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
11895 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
11896 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
11897 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
11898 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
11899 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
11900 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
11901 prefix_data16 attribute for the first alternative to 1.
11902 (*avx_loadlps): Override length_immediate for the first alternative.
11903 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
11904 attributes for second alternative.
11905 (*vec_concatv2sf_sse4_1): Override length_immediate and
11906 prefix_data16 attributes for second alternative.
11907 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
11908 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
11909 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
11910 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
11911 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
11912 prefix_data16 and length_immediate to 1.
11913 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
11915 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
11916 prefix_extra attribute for variants that don't have 0f prefix alone.
11917 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
11918 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
11919 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
11920 *sse4_1_pextrd): Set length_immediate to 1.
11921 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
11922 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
11924 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
11925 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
11926 length_immediate to 1 for second alternative.
11927 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
11928 prefix_extra and length_immediate attributes for the first
11930 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
11932 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
11933 to 1 for the first and third alternative.
11934 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
11936 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
11938 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
11940 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
11941 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
11942 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
11943 *avx_psign<mode>3): Set prefix_extra attribute to 1.
11944 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
11945 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
11946 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
11947 ssse3_psign<mode>3): Override prefix_rex attribute.
11948 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
11949 (ssse3_palignrti): Override length_immediate to 1.
11950 (ssse3_palignrdi): Override length_immediate to 1, override
11951 prefix_rex attribute.
11952 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
11953 (sse4a_extrqi): Override length_immediate to 2.
11954 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
11955 (sse4a_insertq): Override prefix_data16 to 0.
11956 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
11957 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
11958 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
11959 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
11960 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
11961 and length_immediate to 1.
11962 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
11963 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
11964 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
11965 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
11966 and length_immediate to 1.
11967 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
11968 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
11969 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
11970 avx_ptest256): Override prefix_extra to 1.
11971 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
11972 Override prefix_data16 and length_immediate to 1.
11973 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
11974 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
11975 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
11976 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
11977 prefix_data16 to 0 and prefix_extra to 2.
11978 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
11979 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
11981 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
11982 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
11983 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
11984 and prefix_extra to 2.
11985 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
11986 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
11987 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
11988 avx_vpermilvar<mode>3,
11989 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
11990 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
11991 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
11992 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
11993 Override prefix_extra to 1.
11994 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
11995 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
11996 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
11997 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
11998 prefix_extra and length_immediate to 1.
11999 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
12001 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
12002 to 1 for the first alternative.
12003 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
12004 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
12006 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
12007 *movv2sf_internal_avx, *movv2sf_internal): Override
12008 prefix_rep attribute for certain alternatives.
12009 (*mov<mode>_internal): Override prefix_rep or prefix_data16
12010 attributes for certain alternatives.
12011 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
12012 attributes for certain alternatives.
12013 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
12014 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
12015 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
12016 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
12017 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
12018 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
12019 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
12020 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
12021 length_immediate to 1 if operand 2 is const_int_operand.
12022 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
12023 *vec_extractv2si_1): Set length_immediate attribute to 1.
12024 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
12025 using old 3DNOW insn rather than SSE/3DNOW_A.
12026 (mmx_emms, mmx_femms): Clear modrm attribute.
12028 2009-05-29 Martin Jambor <mjambor@suse.cz>
12030 * tree-sra.c: New implementation of SRA.
12032 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
12033 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
12034 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
12035 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
12036 (SRA_MAX_STRUCTURE_COUNT): Removed.
12037 (SRA_FIELD_STRUCTURE_RATIO): Removed.
12038 * doc/invoke.texi (sra-max-structure-size): Removed.
12039 (sra-field-structure-ratio): Removed.
12041 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12043 PR middle-end/40291
12044 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
12047 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
12049 PR rtl-optimization/40101
12050 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
12051 seqno. Adjust comment.
12052 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
12053 inserting bookkeeping before a jump, the jump is not scheduled.
12054 When no positive seqno found, provide a value. Add comment.
12056 2009-05-29 Richard Guenther <rguenther@suse.de>
12058 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
12059 short-cutting on the first component.
12061 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12063 PR middle-end/39958
12064 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
12065 for trees other than decls/types.
12067 2009-05-29 Richard Guenther <rguenther@suse.de>
12069 * tree-ssa-operands.c (get_expr_operands): Do not handle
12070 INDIRECT_REFs in the handled-component case. Remove
12071 unused get_ref_base_and_extent case.
12072 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
12073 tree_low_cst and host_integerp where possible.
12074 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
12075 codes for equivalence.
12076 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
12078 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
12080 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
12081 to tmake_file for i[34567]86-*-cygwin*.
12083 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12086 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
12087 (altivec_categorize_keyword, init_vector_keywords,
12088 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
12091 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
12093 * tree.c (handle_dll_attribute): Check if node is
12094 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
12096 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
12098 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
12100 (thumb2_zero_extendqidi2): Likewise.
12102 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
12104 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
12105 instead of gen_movrt.
12106 * config/sh/sh.md (movrt): Remove.
12108 2009-05-28 Steve Ellcey <sje@cup.hp.com>
12110 * doc/invoke.texi (IA-64 Options):
12111 Add -msdata, -mfused-madd, -mno-inline-float-divide,
12112 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
12113 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
12114 -msched-prefer-non-control-spec-insns,
12115 -msched-stop-bits-after-every-cycle,
12116 -msched-count-spec-in-critical-path,
12117 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
12118 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
12119 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
12120 and -msched-spec-verbose.
12122 2009-05-28 Joseph Myers <joseph@codesourcery.com>
12124 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
12125 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
12127 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
12129 2009-05-28 Richard Guenther <rguenther@suse.de>
12131 * tree-ssa-alias.c (ao_ref_init): New function.
12132 (ao_ref_base): Likewise.
12133 (ao_ref_base_alias_set): Likewise.
12134 (ao_ref_alias_set): Likewise.
12135 (refs_may_alias_p_1): Change signature.
12136 (refs_may_alias_p): Adjust.
12137 (refs_anti_dependent_p): Likewise.
12138 (refs_output_dependent_p): Likewise.
12139 (call_may_clobber_ref_p_1): Change signature.
12140 (call_may_clobber_ref_p): Adjust.
12141 (stmt_may_clobber_ref_p_1): New function split out from ...
12142 (stmt_may_clobber_ref_p): ... here.
12143 (maybe_skip_until): Adjust signature.
12144 (get_continuation_for_phi): Likewise.
12145 (walk_non_aliased_vuses): Likewise.
12146 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
12147 (ao_ref_init): Declare.
12148 (ao_ref_base): Likewise.
12149 (ao_ref_alias_set): Likewise.
12150 (stmt_may_clobber_ref_p_1): Likewise.
12151 (walk_non_aliased_vuses): Adjust.
12152 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
12153 (get_ref_from_reference_ops): remove.
12154 (vn_reference_lookup_2): Adjust signature.
12155 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
12156 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
12157 (vn_reference_lookup): Adjust.
12158 (vn_reference_insert): Likewise.
12159 (vn_reference_insert_pieces): Adjust signature.
12160 (visit_reference_op_call): Adjust.
12161 * tree-ssa-pre.c (get_expr_type): Simplify.
12162 (phi_translate_1): Adjust.
12163 (compute_avail): Likewise.
12164 (translate_vuse_through_block): Do not re-build trees.
12165 (value_dies_in_block_x): Likewise.
12166 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
12168 (vn_reference_lookup_pieces): Adjust declaration.
12169 (vn_reference_insert_pieces): Likewise.
12171 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
12173 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
12174 with checking disabled.
12176 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
12180 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
12181 macro definition for support of three-operand format aligned
12182 .comm directive in assembler on cygwin/pe/mingw target OS.
12183 * configure: Regenerate.
12184 * config.h: Regenerate.
12186 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
12187 aligned form of .comm directive if -mpe-aligned-commons is in effect.
12188 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
12190 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
12191 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
12193 2009-05-28 Ira Rosen <irar@il.ibm.com>
12195 PR tree-optimization/40254
12196 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
12197 in analysis of basic blocks.
12199 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
12201 PR middle-end/33699
12202 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
12203 * target-def.h (TARGET_CONST_ANCHOR): New macro.
12204 (TARGET_INITIALIZER): Use it.
12205 * cse.c (CHEAPER): Move it up to the other macros.
12206 (insert): Rename this ...
12207 (insert_with_costs): ... to this. Add cost parameters. Update
12209 (insert): New function. Call insert_with_costs.
12210 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
12211 find_reg_offset_for_const, try_const_anchors): New functions.
12212 (cse_insn): Call try_const_anchors. Adjust cost of src_related
12213 when using a const-anchor. Call insert_const_anchors.
12214 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
12215 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
12217 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12219 * tree-inline.c (remap_decls): Enable nonlocalized variables
12220 when not optimizing.
12222 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12224 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
12225 Simplify other tests involving optimize.
12227 2009-05-27 Tom Tromey <tromey@redhat.com>
12229 * unwind-dw2.c (_Unwind_DebugHook): New function.
12230 (uw_install_context): Call _Unwind_DebugHook.
12232 2009-05-27 Tom Tromey <tromey@redhat.com>
12234 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
12236 2009-05-27 Ian Lance Taylor <iant@google.com>
12238 * Makefile.in (LINKER, LINKER_FLAGS): Define.
12239 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
12240 (ALL_LINKERFLAGS): Define.
12241 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
12242 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12243 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
12244 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12245 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
12246 $(LINKER_FOR_BUILD).
12247 (build/gcov-iov$(build_exeext)): Likewise.
12249 2009-05-27 Julian Brown <julian@codesourcery.com>
12251 * gcse.c (target.h): Include.
12252 (can_assign_to_reg_without_clobbers_p): Check that the target allows
12253 copy of argument to a pseudo register.
12255 2009-05-27 Diego Novillo <dnovillo@google.com>
12257 * tree-ssa-live.c (dump_scope_block): Document arguments.
12258 (dump_scope_blocks): Document.
12259 (debug_scope_blocks): New.
12260 * tree-flow.h (debug_scope_blocks): Declare.
12262 2009-05-21 Denis Chertykov <denisc@overta.ru>
12264 * doc/contrib.texi (Contributors): Add myself to the list.
12266 2009-05-27 Olivier Hainque <hainque@adacore.com>
12268 * expr.c (target_align): New function. Alignment the TARGET of an
12269 assignment may be assume to have.
12270 (highest_pow2_factor_for_target): Use it instead of relying on
12271 immediate tree attributes of TARGET, not necessarily honored when
12272 intermediate bitfields are involved.
12274 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
12277 * config/i386/driver-i386.c (host_detect_local_cpu): Support
12278 AVX, SSE4, AES, PCLMUL and POPCNT.
12280 2009-05-27 Diego Novillo <dnovillo@google.com>
12282 * tree-pretty-print.c (dump_location): New.
12283 (dump_generic_node): Call it.
12284 Factor code to handle BLOCK nodes ...
12285 (dump_block_node): ... here.
12287 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
12289 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
12291 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
12293 * gcc-plugin.h: Include config.h and system.h.
12294 (IN_GCC): Define if not defined.
12296 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
12298 PR middle-end/40249
12299 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
12302 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
12304 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
12306 * config/m32r/m32r.h: Ditto.
12307 * config/m32r/m32r.md: Ditto.
12308 * config/m32r/predicates.md: Ditto.
12310 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
12312 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
12314 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
12317 (Loading plugins): typo.
12318 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
12319 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12320 (Interacting with the GCC Garbage Collector): Added new section.
12321 (Giving information about a plugin): Added new section for
12323 * ggc.h (ggc_register_root_tab): Added declaration.
12324 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
12325 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
12326 (register_callback): Improved comment in declaration.
12327 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
12328 (extra_root_vec) Added static variable for dynamic roots registration.
12329 (ggc_register_root_tab) Added new routine.
12330 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
12331 PLUGIN_GGC_MARKING event.
12332 * ggc-zone.c: Include plugin.h.
12333 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12334 * ggc-page.c: Include plugin.h.
12335 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12336 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
12337 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
12338 (register_callback): check lack of callbacks for
12339 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
12340 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
12341 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
12342 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12343 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
12344 dependency on plugin.h.
12345 (plugin.o): Added dependency on ggc.h...
12347 2009-05-26 Richard Guenther <rguenther@suse.de>
12349 PR middle-end/40248
12351 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
12352 with mismatched comparison modes.
12354 * expr.c (expand_expr_real_1): Expand the operand of a
12355 VIEW_CONVERT_EXPR in its natural mode.
12357 2009-05-26 Ian Lance Taylor <iant@google.com>
12359 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
12360 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
12361 (ALL_COMPILERFLAGS): Define.
12362 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
12363 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12364 (collect2$(exeext), collect2.o): Likewise.
12365 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
12366 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
12367 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
12368 (libbackend.o, intl.o, cppdefault.o): Likewise.
12369 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12370 (build/%.o): Use $(COMPILER_FOR_BUILD).
12371 (build/gen%$(build_exeext)): Likewise.
12372 (build/gcov-iov$(build_exeext)): LIkewise.
12373 * config/t-darwin (darwin.o): Use $(COMPILER).
12374 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
12375 * config/t-sol2 (sol2-c.o): Likewise.
12376 (sol2.o): Likewise.
12377 * config/t-vxworks (vxworks.o): Likewise.
12378 * config/x-darwin (host-darwin.o): Likewise.
12379 * config/x-hpux (host-hpux.o): Likewise.
12380 * config/x-linux (host-linux.o): Likewise.
12381 * config/x-solaris (host-solaris.o): Likewise.
12382 * config/alpha/x-alpha (driver-alpha.o): Likewise.
12383 * config/arm/t-arm (arm-c.o): Likewise.
12384 * config/arm/t-pe (pe.o): Likewise.
12385 * config/arm/t-wince-pe (pe.o): Likewise.
12386 * config/i386/t-cygming (winnt.o): Likewise.
12387 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
12388 * config/i386/t-cygwin (cygwin1.o): Likewise.
12389 (cygwin2.o): Likewise.
12390 * config/i386/t-i386 (i386-c.o): Likewise.
12391 * config/i386/t-interix (winnt.o): Likewise.
12392 * config/i386/t-netware (netware.o): Likewise.
12393 * config/i386/t-nwld (nwld.o): Likewise.
12394 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
12395 * config/i386/x-i386 (driver-i386.o): Likewise.
12396 * config/i386/x-cygwin (host-cygwin.o): Likewise.
12397 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
12398 * config/ia64/t-ia64 (ia64-c.o): Likewise.
12399 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
12400 * config/mips/x-native (driver-native.o): Likewise.
12401 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
12402 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
12403 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
12404 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
12405 * config/score/t-score-elf (score7.o): Likewise.
12406 (score3.o): Likewise.
12407 * config/sh/t-sh (sh-c.o): Likewise.
12408 * config/sh/t-symbian (sh-c.o): Likewise.
12409 (symbian.o): Likewise.
12410 * config/spu/t-spu-elf (spu-c.o): Likewise.
12411 * config/v850/t-v850 (v850-c.o): Likewise.
12412 * config/v850/t-v850e (v850-c.o): Likewise.
12414 2009-05-26 Richard Guenther <rguenther@suse.de>
12416 PR tree-optimization/40122
12417 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
12418 VECTOR_CSTs if possible.
12419 (fold_gimple_assign): Likewise.
12421 2009-05-26 Richard Guenther <rguenther@suse.de>
12423 PR middle-end/40252
12424 * fold-const.c (fold_binary): Use the correct types for building
12427 2009-05-26 Richard Guenther <rguenther@suse.de>
12429 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
12430 redundant calls to merge_alias_info.
12431 (bump_vector_ptr): Likewise.
12432 * tree-ssa-copy.c (merge_alias_info): Remove.
12433 (replace_exp_1): Remove call to merge_alias_info.
12434 (propagate_tree_value): Likewise.
12435 (fini_copy_prop): Propagate points-to info.
12436 * tree-flow.h (merge_alias_info): Remove.
12438 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
12440 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
12442 2009-05-25 Jan Hubicka <jh@suse.cz>
12444 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12445 * cgraph.h (struct inline_summary): New filed self_wize,
12446 size_inlining_benefit, self_time and time_inlining_benefit.
12447 (struct cgraph_global_info): Replace insns by time ans size fields.
12448 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12449 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12450 (ipcp_update_callgraph): Do not touch function bodies.
12451 * ipa-inline.c: Include except.h
12452 (MAX_TIME): New constant.
12453 (overall_insns): Remove.
12454 (leaf_node_p): New.
12455 (overall_size, max_benefit): New static variables.
12456 (cgraph_estimate_time_after_inlining): New function.
12457 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12458 (cgraph_clone_inlined_nodes): Update size.
12459 (cgraph_mark_inline_edge): Update size.
12460 (cgraph_estimate_growth): Use size info.
12461 (cgraph_check_inline_limits): Check size.
12462 (cgraph_default_inline_p): Likewise.
12463 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12464 (cgraph_decide_recursive_inlining): Check size.
12465 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12467 (cgraph_decide_inlining): Likewise.
12468 (cgraph_decide_inlining_incrementally): Likewise; honor
12469 PARAM_EARLY_INLINING_INSNS.
12470 (likely_eliminated_by_inlining_p): New predicate.
12471 (estimate_function_body_sizes): New function.
12472 (compute_inline_parameters): Use it.
12473 * except.c (must_not_throw_labels): New function.
12474 * except.h (must_not_throw_labels): Declare.
12475 * tree-inline.c (init_inline_once): Kill inlining_weigths
12476 * tree-ssa-structalias.c: Avoid uninitialized warning.
12477 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12478 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12479 (PARAM_INLINE_CALL_COST): Remove.
12480 (PARAM_EARLY_INLINING_INSNS): New.
12482 2009-05-25 Richard Guenther <rguenther@suse.de>
12484 PR tree-optimization/36327
12485 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
12486 callback for reference translation or lookup at the point of may-defs.
12487 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
12488 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
12489 for union COMPONENT_REFs.
12490 (vn_reference_lookup_3): New callback. Lookup from memset
12491 and CONSTRUCTOR assignment, translate through struct copies.
12492 (vn_reference_lookup_pieces): Make sure to not free the
12493 passed operands array. Adjust walk_non_aliased_vuses call.
12494 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
12495 make sure we do not leak memory.
12497 2009-05-25 Richard Guenther <rguenther@suse.de>
12499 * tree-ssa-alias.h (dump_points_to_solution): Declare.
12500 * tree-inline.c (expand_call_inline): Reset the escaped and
12501 callused solutions.
12502 * tree-ssa-structalias.c (pass_build_ealias): New.
12503 * tree-pass.h (pass_build_ealias): Declare.
12504 * passes.c (init_optimization_passes): Add PTA during
12505 early optimizations.
12506 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
12507 and CALLUSED solutions.
12508 (dump_points_to_solution): New function, split out from ...
12509 (dump_points_to_info_for): ... here.
12510 * tree-parloops.c (parallelize_loops): Reset the escaped and
12511 callused solutions.
12513 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12516 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
12517 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
12519 2009-05-25 Ira Rosen <irar@il.ibm.com>
12521 PR tree-optimization/40238
12522 * tree-vect-stmts.c (vect_init_vector): Insert initialization
12523 statements after basic block's labels.
12524 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
12525 to free the allocated memory.
12527 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
12529 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
12530 return address with a USE.
12532 2009-05-24 Richard Guenther <rguenther@suse.de>
12534 PR middle-end/40233
12535 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
12536 array type from the main variant of the inner type.
12538 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12540 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
12541 definition to bool (from int) to un-break build.
12542 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
12544 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
12546 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
12547 discard_stmt_changes): Delete.
12548 * tree-ssa-operands.c (scb_stack): Delete.
12549 (init_ssa_operands): Do not initialize it.
12550 (fini_ssa_operands): Do not free it.
12551 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
12553 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
12554 update_stmt, remove the others. Fix comments.
12555 * tree-dfa.c (optimize_stack_restore): Likewise.
12556 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
12557 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
12558 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12559 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
12561 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
12562 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
12563 (dom_opt_finalize_block): Likewise, adjusting access to
12565 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
12566 (stmts_to_rescan): Change item type to gimple.
12567 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
12569 2009-05-24 Ira Rosen <irar@il.ibm.com>
12571 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
12572 * tree-pass.h (pass_slp_vectorize): New pass.
12573 * params.h (SLP_MAX_INSNS_IN_BB): Define.
12574 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
12575 * tree-vectorizer.c (timevar.h): Include.
12576 (user_vect_verbosity_level): Declare.
12577 (vect_location): Fix comment.
12578 (vect_set_verbosity_level): Update user_vect_verbosity_level
12579 instead of vect_verbosity_level.
12580 (vect_set_dump_settings): Add an argument. Ignore user defined
12581 verbosity if dump flags require higher level of verbosity. Print to
12582 stderr only for loop vectorization.
12583 (vectorize_loops): Update call to vect_set_dump_settings.
12584 (execute_vect_slp): New function.
12585 (gate_vect_slp): Likewise.
12586 (struct gimple_opt_pass pass_slp_vectorize): New.
12587 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
12588 access its members.
12589 (vec_info_for_bb): New function.
12590 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
12591 (VECTORIZATION_ENABLED): New macro.
12592 (SLP_ENABLED, SLP_DISABLED): Likewise.
12593 (vect_is_simple_use): Add bb_vec_info argument.
12594 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
12595 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
12596 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
12597 vect_schedule_slp, vect_analyze_slp): Likewise.
12598 (vect_analyze_stmt): Add slp_tree argument.
12599 (find_bb_location): Declare.
12600 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12601 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
12602 (vect_analyze_loop_operations, vect_analyze_loop,
12603 get_initial_def_for_induction, vect_create_epilog_for_reduction,
12604 vect_finalize_reduction, vectorizable_reduction,
12605 vectorizable_live_operation, vect_transform_loop): Likewise.
12606 * tree-data-ref.c (dr_analyze_innermost): Update comment,
12607 skip evolution analysis if analyzing a basic block.
12608 (dr_analyze_indices): Likewise.
12609 (initialize_data_dependence_relation): Skip the test whether the
12610 object is invariant for basic blocks.
12611 (compute_all_dependences): Skip dependence analysis for data
12612 references in basic blocks.
12613 (find_data_references_in_stmt): Don't fail in case of invariant
12614 access in basic block.
12615 (find_data_references_in_bb): New function.
12616 (find_data_references_in_loop): Move code to
12617 find_data_references_in_bb and add a call to it.
12618 (compute_data_dependences_for_bb): New function.
12619 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
12620 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
12622 (vect_analyze_data_ref_dependence): Check for interleaving in case of
12623 unknown dependence in basic block and fail in case of dependence in
12625 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
12626 dependence instances from either loop or basic block vectorization
12628 (vect_compute_data_ref_alignment): Check if it is loop vectorization
12629 before calling nested_in_vect_loop_p.
12630 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
12631 dependence instances from either loop or basic block vectorization
12633 (vect_verify_datarefs_alignment): Likewise.
12634 (vect_enhance_data_refs_alignment): Adjust function calls.
12635 (vect_analyze_data_refs_alignment): Likewise.
12636 (vect_analyze_group_access): Fix printing. Skip different checks if
12637 DR_STEP is 0. Keep strided stores either in loop or basic block
12638 vectorization data structure. Fix indentation.
12639 (vect_analyze_data_ref_access): Fix comments, allow zero step in
12641 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
12642 dependence instances from either loop or basic block vectorization
12644 (vect_analyze_data_refs): Update comment. Call
12645 compute_data_dependences_for_bb to analyze basic blocks.
12646 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
12647 case of loop vectorization. In case of basic block vectorization use
12648 data-ref itself as a base.
12649 (vect_create_data_ref_ptr): In case of basic block vectorization:
12650 don't advance the pointer, add new statements before the current
12651 statement. Adjust function calls.
12652 (vect_supportable_dr_alignment): Support only aligned accesses in
12653 basic block vectorization.
12654 * common.opt (ftree-slp-vectorize): New flag.
12655 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
12656 (vect_pattern_recog_1): Likewise.
12657 * tree-vect-stmts.c (process_use): Likewise.
12658 (vect_init_vector): Add new statements in the beginning of the basic
12659 block in case of basic block SLP.
12660 (vect_get_vec_def_for_operand): Adjust function calls.
12661 (vect_finish_stmt_generation): Likewise.
12662 (vectorizable_call): Add assert that it is loop vectorization, adjust
12664 (vectorizable_conversion, vectorizable_assignment): Likewise.
12665 (vectorizable_operation): In case of basic block SLP, take
12666 vectorization factor from statement's type and skip the relevance
12667 check. Adjust function calls.
12668 (vectorizable_type_demotion): Add assert that it is loop
12669 vectorization, adjust function calls.
12670 (vectorizable_type_promotion): Likewise.
12671 (vectorizable_store): Check for outer loop only in case of loop
12672 vectorization. Adjust function calls. For basic blocks, skip the
12673 relevance check and don't advance pointers.
12674 (vectorizable_load): Likewise.
12675 (vectorizable_condition): Add assert that it is loop vectorization,
12676 adjust function calls.
12677 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
12678 that it is not reduction, get vector type, call only supported
12679 functions, skip loop specific parts.
12680 (vect_transform_stmt): Check for outer loop only in case of loop
12682 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
12683 (vect_is_simple_use): Fix comment, add new argument, fix conditions
12684 for external definition.
12685 * passes.c (pass_slp_vectorize): New pass.
12686 * tree-vect-slp.c (find_bb_location): New function.
12687 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
12688 check for patterns only in loops.
12689 (vect_build_slp_tree): Add argument, adjust function calls, fail in
12690 case of multiple types in basic block SLP.
12691 (vect_mark_slp_stmts_relevant): New function.
12692 (vect_supported_load_permutation_p): Fix comment.
12693 (vect_analyze_slp_instance): Add argument. In case of basic block
12694 SLP, take vectorization factor from statement's type, check that
12695 unrolling factor is 1. Adjust function call. Save SLP instance in
12696 either loop or basic block vectorization structure. Return FALSE,
12698 (vect_analyze_slp): Add argument. Get strided stores groups from
12699 either loop or basic block vectorization structure. Return FALSE
12700 if basic block SLP failed.
12701 (new_bb_vec_info): New function.
12702 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
12703 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
12704 (vect_schedule_slp): Add argument. Get SLP instances from either
12705 loop or basic block vectorization structure. Set vectorization factor
12706 to be 1 for basic block SLP.
12707 (vect_slp_transform_bb): New function.
12708 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
12710 2009-05-23 Mark Mitchell <mark@codesourcery.com>
12712 * final.c (shorten_branches): Do not align labels for jump tables.
12713 (final_scan_insn): Use JUMP_TABLE_DATA_P.
12715 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
12717 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
12718 Remove outdated reference to flow.c and fix nits.
12719 * doc/gccint.texi: Tweak RTL description.
12720 * doc/rtl.texi: Likewise.
12722 2009-05-23 Denis Chertykov <chertykov@gmail.com>
12724 * config/avr/avr.c: Change my email address.
12725 * config/avr/avr.h: Likewise.
12726 * config/avr/avr.md: Likewise.
12727 * config/avr/avr-protos.h: Likewise.
12728 * config/avr/libgcc.S: Likewise.
12730 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
12732 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
12733 (spu_split_load, spu_split_store): Change return type to int.
12734 (spu_split_convert): Declare.
12735 * config/spu/predicates.md (spu_mem_operand): Remove.
12736 (spu_mov_operand): Update.
12737 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
12738 * config/spu/spu.c (regno_aligned_for_load): Remove.
12739 (reg_aligned_for_addr, spu_expand_load): Define.
12740 (spu_expand_extv): Reimplement and handle MEM.
12741 (spu_expand_insv): Handle MEM.
12742 (spu_sched_reorder): Handle insn's with length 0.
12743 (spu_legitimate_address_p): Reimplement.
12744 (store_with_one_insn_p): Return TRUE for any mode with size
12745 larger than 16 bytes.
12746 (address_needs_split): Define.
12747 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
12749 (spu_convert_move): Define.
12750 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
12751 (spu_split_store): Change all MEM's to TImode.
12752 (spu_init_expanders): Preallocate registers that correspond to
12753 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
12755 (spu_split_convert): Define.
12756 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
12757 (_move<mode>, _movdi, _movti): Update predicate and condition.
12758 (load, store): Change to define_split.
12759 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
12761 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
12762 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
12763 define_insn_and_split of lshr<mode>3.
12764 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
12765 (<v>ashr<mode>3_imm): Define.
12766 (extv, extzv, insv): Allow MEM operands.
12767 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
12768 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
12769 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
12770 (_spu_convert2): Change to define_insn_and_split and remove the
12771 corresponding define_peephole2.
12772 (stack_protect_set, stack_protect_test, stack_protect_test_si):
12773 Change predicates to memory_operand.
12775 2009-05-22 Mark Mitchell <mark@codesourcery.com>
12777 * config/arm/thumb2.md: Add 16-bit multiply instructions.
12779 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12781 PR tree-optimization/40219
12782 * tree.c (iterative_hash_expr): Make sure the builtin function is
12783 a normal builtin function and not a front end or back end builtin
12784 before indexing into the built_in_decls array.
12786 2009-05-22 Richard Guenther <rguenther@suse.de>
12788 PR middle-end/38964
12789 * alias.c (write_dependence_p): Do not use TBAA for answering
12790 anti-dependence or output-dependence.
12791 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
12792 (emit_pointer_definition): Remove.
12793 (emit_alias_warning): Likewise.
12794 (find_what_var_points_to): Remove TBAA pruning code.
12795 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
12797 (compute_points_to_sets): Remove code computing the set of
12798 dereferenced pointers.
12799 * tree-data-ref.c (dr_may_alias_p): Properly use the split
12800 oracle for querying anti and output dependencies.
12801 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
12802 if TBAA may be applied.
12803 (refs_anti_dependent_p): New function.
12804 (refs_output_dependent_p): Likewise.
12805 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
12806 (refs_output_dependent_p): Likewise.
12807 * doc/tree-ssa.texi (Memory model): New section.
12808 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
12809 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
12810 * cfgexpand.c (expand_gimple_basic_block): Do not handle
12811 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
12812 * expr.c (expand_expr_real_1): Likewise.
12813 * gimple-low.c (lower_stmt): Likewise.
12814 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
12815 (dump_gimple_cdt): Remove.
12816 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
12817 (gimple_size): Likewise.
12818 (walk_gimple_op): Likewise.
12819 (is_gimple_stmt): Likewise.
12820 (walk_stmt_load_store_addr_ops): Likewise.
12821 (gimple_build_cdt): Remove.
12822 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
12823 * gimple.h (gimple_cdt_new_type): Remove.
12824 (gimple_cdt_new_type_ptr): Likewise.
12825 (gimple_cdt_set_new_type): Likewise.
12826 (gimple_cdt_location): Likewise.
12827 (gimple_cdt_location_ptr): Likewise.
12828 (gimple_cdt_set_location): Likewise.
12829 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
12830 * tree-cfg.c (remove_useless_stmts_1): Do not handle
12831 GIMPLE_CHANGE_DYNAMIC_TYPE.
12832 (verify_types_in_gimple_stmt): Likewise.
12833 * tree-inline.c (estimate_num_insns): Likewise.
12834 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
12835 (copy_decl_to_var): Likewise.
12836 (copy_result_decl_to_var): Likewise.
12837 * tree-pretty-print.c (dump_generic_node): Do not handle
12838 CHANGE_DYNAMIC_TYPE_EXPR.
12839 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12840 * tree-ssa-operands.c (get_expr_operands): Likewise.
12841 * tree-ssa-structalias.c (struct variable_info): Remove
12842 no_tbaa_pruning member.
12843 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
12844 (unify_nodes): Do not copy it.
12845 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
12846 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
12847 (set_uids_in_ptset): Do not check it.
12848 (find_what_var_points_to): Likewise.
12849 (compute_tbaa_pruning): Remove.
12850 (compute_points_to_sets): Do not call it.
12851 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
12852 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
12853 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
12854 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
12855 (DECL_NO_TBAA_P): Likewise.
12856 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
12857 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
12858 (expand_omp_atomic_pipeline): Do not set it.
12859 * print-tree.c (print_node): Do not dump it.
12860 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
12863 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
12866 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
12869 2009-05-22 Mark Mitchell <mark@codesourcery.com>
12871 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
12874 2009-05-22 Ben Elliston <bje@au.ibm.com>
12876 * Makefile.in (bversion.h, s-bversion): New targets.
12877 (TOPLEV_H): Add bversion.h.
12878 * toplev.h: Include "bversion.h".
12879 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
12880 the __format__ attribute only if compiling with the same version
12881 of GCC as the sources (the "build version").
12883 2009-05-22 Ben Elliston <bje@au.ibm.com>
12885 * c-format.c (handle_format_attribute): Fix comment typo.
12887 2009-05-21 Steve Ellcey <sje@cup.hp.com>
12890 * config/ia64/ia64.opt (mfused-madd): New.
12891 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
12892 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
12893 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
12894 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
12895 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
12896 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
12897 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
12898 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
12899 instruction if !TARGET_FUSED_MADD.
12900 (fpma, fpms): Remove colon from name.
12902 2009-05-22 Richard Guenther <rguenther@suse.de>
12904 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
12905 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
12906 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
12908 (create_expression_by_pieces): Only convert if necessary.
12909 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
12910 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
12912 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
12914 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
12915 regular pattern from a template and rename it ...
12916 (*extzv_truncsi_exts): ... to this.
12918 2009-05-21 Richard Guenther <rguenther@suse.de>
12920 * cgraph.h (struct cgraph_node): Remove inline_decl member.
12921 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
12922 (cgraph_default_inline_p): Likewise.
12923 (cgraph_decide_inlining_incrementally): Likewise.
12925 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
12926 Uros Bizjak <ubizjak@gmail.com>
12928 * config/i386/cpuid.h (bit_MOVBE): New.
12930 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
12932 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
12933 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
12934 (ix86_handle_option): Handle OPT_mmovbe.
12935 (ix86_target_string): Add -mmovbe.
12936 (pta_flags): Add PTA_MOVBE.
12937 (processor_alias_table): Add PTA_MOVBE to "atom".
12938 (override_options): Handle PTA_MOVBE.
12940 * config/i386/i386.h (TARGET_MOVBE): New.
12942 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
12943 (*bswapsi_movbe): New.
12944 (*bswapdi_movbe): Likewise.
12945 (bswapdi2): Renamed to ...
12946 (*bswapdi_1): This.
12947 (bswapdi2): New expander.
12949 * config/i386/i386.opt (mmovbe): New.
12951 * doc/invoke.texi: Document -mmovbe.
12953 2009-05-21 Taras Glek <tglek@mozilla.com>
12955 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
12956 * gcc-plugin.h (plugin_init): Updated signature.
12957 * gcc-plugin.h (plugin_name_args): Moved to this header.
12958 * doc/plugins.texi (plugin_init): Updated documention to reflect
12960 * doc/plugins.texi (plugin_name_args): Added to documention.
12962 2009-05-21 Mark Mitchell <mark@codesourcery.com>
12964 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
12965 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
12967 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
12969 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
12970 JUMP_TABLE_DATA_P predicates where applicable.
12971 * config/i386/predicates.md: Ditto.
12972 * config/i386/sse.md: Ditto.
12974 2009-05-21 Jakub Jelinek <jakub@redhat.com>
12976 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
12977 operand2 -128 override length_immediate attribute to 1.
12978 * config/i386/predicates.md (constm128_operand): New predicate.
12980 * config/i386/i386.c (memory_address_length): Handle %r12
12981 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
12983 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
12984 mode look through optional ZERO_EXTEND and SUBREG.
12985 * config/i386/i386.md (R12_REG): New define_constant.
12986 (prefix_data16): For sse unit set also for MODE_TI insns.
12987 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
12988 insns set if operand 1 is ext_QIreg_operand.
12989 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
12990 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
12992 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
12993 mode from MODE_DI to MODE_SI.
12994 (movdi_1_rex64): Override modrm and length_immediate attributes
12995 only for movabs (TYPE_IMOV, alternative 2).
12996 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
12997 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
12998 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
12999 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
13000 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
13001 prefix_rex attribute if DImode.
13002 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
13003 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
13004 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
13005 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
13006 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
13007 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
13008 Likewise. For TYPE_IMOV clear length_immediate attribute.
13009 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
13010 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
13011 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
13012 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
13013 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
13014 or one operand TYPE_ISHIFT.
13015 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
13016 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
13017 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
13018 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
13019 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
13020 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
13021 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
13022 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
13023 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
13024 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
13025 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
13026 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
13027 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
13028 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
13029 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
13030 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
13031 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
13032 set mode attribute, don't override length attribute.
13033 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
13035 (return_internal_long): Set length attribute to 2 instead of 1.
13036 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
13037 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
13038 prefix_rex attribute.
13039 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
13041 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
13043 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13045 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
13047 2009-05-20 Ian Lance Taylor <iant@google.com>
13049 * tree.c (build_tree_list_vec_stat): New function.
13050 (ctor_to_vec): New function.
13051 (build_nt_call_vec): New function.
13052 (build_call_array): Change args to be a const pointer.
13053 (build_call_vec): New function.
13054 * tree.h (build_nt_call_vec): Declare.
13055 (build_tree_list_vec_stat): Declare.
13056 (build_tree_list_vec): Define.
13057 (build_call_array): Update declaration.
13058 (build_call_vec): Declare.
13059 (ctor_to_vec): Declare.
13060 * c-common.c (tree_vector_cache): New static variable.
13061 (make_tree_vector): New function.
13062 (release_tree_vector): New function.
13063 (make_tree_vector_single): New function.
13064 (make_tree_vector_copy): New function.
13065 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
13066 (make_tree_vector_single, make_tree_vector_copy): Declare.
13067 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
13068 (c_parser_expr_list): Don't manage cache here, instead call
13070 (c_parser_release_expr_list): Remove static function.
13071 (c_parser_vec_to_tree_list): Remove static function.
13072 (c_parser_attributes): Call build_tree_list_vec instead of
13073 c_parser_vec_to_tree_list. Call release_tree_vector instead of
13074 c_parser_release_expr_list.
13075 (c_parser_postfix_expression_after_primary): Likewise.
13076 (c_parser_objc_keywordexpr): Likewise.
13078 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
13080 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
13081 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
13082 TARGET_CONVERT_TO_TYPE.
13083 * hooks.c (hook_tree_const_tree_null): Define.
13084 * hooks.h (hook_tree_const_tree_null): Declare.
13085 * target.h (struct gcc_target): Add invalid_parameter_type,
13086 invalid_return_type, promoted_type, and convert_to_type fields.
13087 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
13088 (TARGET_INVALID_RETURN_TYPE): Define.
13089 (TARGET_PROMOTED_TYPE): Define.
13090 (TARGET_CONVERT_TO_TYPE): Define.
13091 (TARGET_INITIALIZER): Update for new fields.
13092 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
13093 (grokparms): Check targetm.invalid_parameter_type.
13094 * c-typeck.c (default_conversion): Check targetm.promoted_type.
13095 * c-convert.c (convert): Check targetm.convert_to_type.
13097 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
13099 * config/mips/mips.md (*extenddi_truncate<mode>,
13100 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
13102 (*extendhi_truncateqi): New define_insn_and_sptit.
13104 2009-05-20 Jakub Jelinek <jakub@redhat.com>
13106 PR middle-end/40204
13107 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
13108 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
13110 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
13112 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
13113 the operand of VIEW_CONVERT_EXPR.
13115 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
13117 * config/i386/driver-i386.c (host_detect_local_cpu): Check
13118 extended family and model for Intel processors. Support Intel Atom.
13120 2009-05-20 Olivier Hainque <hainque@adacore.com>
13122 * gstab.h (stab_code_type): Define, to be used instead of the
13123 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
13125 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
13126 occurrences by stab_code_type.
13127 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
13129 2009-05-20 Martin Jambor <mjambor@suse.cz>
13131 * tree-flow.h (insert_edge_copies_seq): Undeclare.
13132 (sra_insert_before): Likewise.
13133 (sra_insert_after): Likewise.
13134 (sra_init_cache): Likewise.
13135 (sra_type_can_be_decomposed_p): Likewise.
13136 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
13137 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
13138 (sra_insert_before): Likewise.
13139 (sra_insert_after): Likewise.
13140 (sra_init_cache): Likewise.
13141 (insert_edge_copies_seq): Made static and moved upwards.
13143 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
13146 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
13148 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
13149 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
13152 2009-05-20 Richard Guenther <rguenther@suse.de>
13154 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13155 with mismatched comparison modes.
13157 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13159 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
13160 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
13161 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
13162 with shifts for Thumb2.
13163 (orsi_notsi): New for orn.
13164 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
13165 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
13166 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
13167 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
13168 Don't invert remainder for IOR.
13170 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
13172 PR tree-optimization/40087
13173 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
13174 number_of_iterations_ne): Rename never_infinite argument.
13175 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
13176 number_of_iterations_le): Handle pointer-type ivs when
13177 exit_must_be_taken is false.
13178 (number_of_iterations_cond): Do not always assume that
13179 exit_must_be_taken if the control variable is a pointer.
13181 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13183 * c-typeck.c (build_binary_op): Allow % on integal vectors.
13184 * doc/extend.texi (Vector Extension): Document that % is allowed too.
13186 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
13188 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
13189 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
13191 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13194 * c.opt (Wlogical-op): Disabled by default.
13195 * c-opt (c_common_post_options): Do not enable Wlogical-op with
13197 * doc/invoke.texi (Wlogical-op): Likewise.
13199 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
13201 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
13203 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
13204 Propagate the type of the first operand.
13205 <ASSERT_EXPR>: Simplify.
13206 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
13207 Rewrite using the RHS code as discriminant.
13208 <NOP_EXPR>: Turn into CASE_CONVERT.
13209 <PLUS_EXPR>: Propagate the type of the first operand.
13211 2009-05-19 Steve Ellcey <sje@cup.hp.com>
13213 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
13214 (ia64_dconst_0_375): New.
13215 * config/ia64/ia64.c (ia64_override_options): Remove
13216 -minline-sqrt-min-latency warning.
13217 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
13218 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
13219 * config/ia64/ia64.md (*sqrt_approx): Remove.
13220 (sqrtsf2): Remove #if 0.
13221 (sqrtsf2_internal_thr): Rewrite and move to div.md.
13222 (sqrtdf): Remove assert.
13223 (sqrtdf2_internal_thr): Rewrite and move to div.md.
13224 (sqrtxf2): Remove #if 0.
13225 (sqrtxf2_internal_thr): Rewrite and move to div.md.
13226 * div.md (sqrt_approx_rf): New.
13227 (sqrtsf2_internal_thr): New implementation.
13228 (sqrtsf2_internal_lat): New.
13229 (sqrtdf2_internal_thr: New implementation.
13230 (sqrtxf2_internal): New implementation.
13232 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
13233 Hans-Peter Nilsson <hp@axis.com>
13235 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
13236 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
13237 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
13238 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
13239 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
13240 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
13241 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
13242 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
13243 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
13244 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
13245 * c-common.c: ...from here.
13247 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13249 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
13251 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13253 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
13255 2009-05-19 Ben Elliston <bje@au.ibm.com>
13257 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
13258 assignments with memcpy calls.
13259 (add_fdes): Likewise.
13260 (binary_search_unencoded_fdes): Likewise.
13261 (linear_search_fdes): Eliminate type puns.
13263 2009-05-19 Richard Guenther <rguenther@suse.de>
13265 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
13266 not falsely claim to have propagated into all uses.
13268 2009-05-19 Ben Elliston <bje@au.ibm.com>
13270 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
13273 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13275 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
13276 * config/sh/sh.c (sh_legitimate_address_p): Make static.
13277 (TARGET_LEGITIMATE_ADDRESS_P): New.
13278 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13279 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13281 2009-05-18 Dodji Seketeli <dodji@redhat.com>
13284 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
13285 child of the containing namespace's DIE.
13287 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
13289 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
13290 *zero_extendhi_truncqi): Move after the zero_extend patterns.
13291 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
13294 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
13297 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
13298 gen_align with gen_pad.
13299 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
13300 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
13302 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
13303 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
13305 * config/i386/i386.md (align): Renamed to ...
13306 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
13307 ASM_OUTPUT_MAX_SKIP_PAD.
13309 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
13311 * config.gcc: Fix variable syntax.
13314 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
13315 before calling exact_log2.
13316 (output_iorsi3): Likewise.
13317 (output_xorsi3): Likewise.
13319 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13321 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
13322 for the none zero constant operand except for EQ and NE
13323 comprisons even when the first operand is R0.
13325 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
13327 * config/s390/2064.md: Remove trailing whitespaces.
13328 * config/s390/2084.md: Likewise.
13329 * config/s390/constraints.md: Likewise.
13330 * config/s390/fixdfdi.h: Likewise.
13331 * config/s390/libgcc-glibc.ver: Likewise.
13332 * config/s390/s390-modes.def: Likewise.
13333 * config/s390/s390-protos.h: Likewise.
13334 * config/s390/s390.c: Likewise.
13335 * config/s390/s390.h: Likewise.
13336 * config/s390/s390.md: Likewise.
13337 * config/s390/tpf-unwind.h: Likewise.
13339 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13341 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
13343 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13346 * configure.ac (m68k-*-*): Check if binutils support TLS.
13347 * configure: Regenerate.
13348 * config/m68k/predicates.md (symbolic_operand): Extend comment.
13349 * config/m68k/constraints.md (Cu): New constraint.
13350 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
13351 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
13352 (movsi): Handle TLS symbols.
13353 (addsi3_5200): Handle XTLS symbols, indent.
13354 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
13355 (m68k_tls_reference_p): Declare.
13356 (m68k_legitimize_address): Declare.
13357 (m68k_unwrap_symbol): Declare.
13358 * config/m68k/m68k.opt (mxtls): New option.
13359 * config/m68k/m68k.c (ggc.h): Include.
13360 (m68k_output_dwarf_dtprel): Implement hook.
13361 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13362 (m68k_expand_prologue): Load GOT pointer when function needs it.
13363 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
13364 (m68k_legitimate_constant_address_p): Same.
13365 (m68k_decompose_address): Handle TLS references.
13366 (m68k_get_gp): New static function.
13367 (enum m68k_reloc): New contants.
13368 (TLS_RELOC_P): New macro.
13369 (m68k_wrap_symbol): New static function.
13370 (m68k_unwrap_symbol): New function.
13371 (m68k_final_prescan_insn_1): New static function.
13372 (m68k_final_prescan_insn): New function.
13373 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
13375 (legitimize_pic_address): Handle TLS references..
13376 (m68k_tls_get_addr, m68k_get_tls_get_addr)
13377 (m68k_libcall_value_in_a0_p)
13378 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
13379 (m68k_call_m68k_read_tp): Helper variables and functions for ...
13380 (m68k_legitimize_tls_address): Handle TLS references.
13381 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
13383 (m68k_legitimize_address): Handle TLS symbols.
13384 (m68k_get_reloc_decoration): New static function.
13385 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
13387 (m68k_output_dwarf_dtprel): Implement hook.
13388 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
13389 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
13390 m68k_call_* routines.
13391 (sched_attr_op_type): Handle TLS symbols.
13392 (gt-m68k.h): Include.
13393 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
13394 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
13396 2009-05-18 Martin Jambor <mjambor@suse.cz>
13398 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
13399 (visit_store_addr_for_mod_analysis): New function.
13400 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
13401 (determine_cst_member_ptr): Use gimple_assign_single_p.
13402 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
13403 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
13404 operands. Don't check number of operands of a NOP_EXPR.
13406 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
13408 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
13410 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
13413 * c-common.c (warn_logical_operator): Don't warn if one of
13414 expression isn't always true or false.
13416 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
13418 * config/i386/biarch32.h: New file.
13419 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
13421 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
13423 * config/mips/mips.md (*zero_extend<mode>_trunchi,
13424 *zero_extend<mode>_truncqi): Merge these into ...
13425 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
13426 Name the pattern following this as *zero_extendhi_truncqi.
13428 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
13430 PR middle-end/39301
13431 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
13432 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
13433 (output_info): Make field HOST_WIDEST_INT.
13434 (print_statistics): Use HOST_WIDEST_INT_PRINT.
13435 (dump_bitmat_statistics): Same.
13437 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
13439 * config.gcc (use_gcc_stdint): Set to wrap.
13440 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13441 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13442 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13443 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13444 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13445 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13446 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13447 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13449 2009-05-16 Joseph Myers <joseph@codesourcery.com>
13451 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
13453 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
13454 Move definitions earlier.
13455 (OPT_ARCH64, OPT_ARCH32): Define.
13456 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
13459 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13462 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
13465 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13467 * arm.md (movdi2): Copy non-reg values to DImode registers.
13469 2009-05-16 Jakub Jelinek <jakub@redhat.com>
13472 * final.c (label_to_max_skip): New function.
13473 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
13474 CODE_LABEL_NUMBER <= max_labelno.
13475 * output.h (label_to_max_skip): New prototype.
13476 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
13477 (ix86_avoid_jump_mispredicts): ... this. Don't define if
13478 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
13479 Handle CODE_LABELs with >= 16 byte alignment or with
13480 max_skip == (1 << align) - 1.
13481 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
13482 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
13485 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
13486 .p2align 3 if MAX_SKIP is smaller than 7.
13487 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
13489 2009-05-15 Ian Lance Taylor <iant@google.com>
13491 * alias.c (struct alias_set_entry_d): Rename from struct
13492 alias_set_entry. Change all uses.
13493 * except.c (struct call_site_record_d): Rename from struct
13494 call_site_record. Change all uses.
13495 * except.h (struct eh_region_d): Rename from struct eh_region.
13497 * gcse.c (struct hash_table_d): Rename from struct hash_table.
13499 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
13500 ivtype_map_elt. Change all uses.
13501 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
13503 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
13504 * graphite.h (struct name_tree_d): Rename from struct name_tree.
13506 (struct sese_d): Rename from struct sese. Change all uses.
13507 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
13508 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
13509 * optabs.h (struct optab_d): Rename from struct optab. Change all
13511 (struct convert_optab_d): Rename from struct convert_optab.
13513 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
13514 ipa_opt_pass. Change all uses.
13515 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
13518 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
13519 defined as a typedef.
13520 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
13523 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13526 * fold-const.c (make_range,build_range_check,merge_ranges): Move
13528 (merge_ranges): Returns bool.
13529 * tree.h (make_range): .. to here.
13530 (build_range_check): Likewise.
13531 (merge_ranges): Likewise. Renamed from merge_ranges.
13532 * c-typeck.c (parser_build_binary_op): Update calls to
13533 warn_logical_operator.
13534 * c-common.c (warn_logical_operator): Add new warning.
13535 * c-common.h (warn_logical_operator): Update declaration.
13537 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13539 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
13541 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13543 * doc/install.texi: Document MPC requirements, flags etc.
13545 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
13546 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
13547 Evaluate constant arguments.
13548 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
13549 (fold_builtin_1): Likewise, also evaluate constant arguments.
13550 Remove superfluous break.
13551 (do_mpc_ckconv): New.
13552 * real.h: Include mpc.h.
13553 * toplev.c (print_version): Output MPC version info if available.
13555 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13557 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
13559 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
13561 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
13564 2009-05-15 Jan Hubicka <jh@suse.cz>
13566 * doc/invoke.texi (max-early-inliner-iterations): New flag.
13567 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
13568 (try_inline): Fix return value.
13569 (cgraph_decide_inlining_incrementally): Honor new value.
13570 (cgraph_early_inlining): Handle indirect inlining.
13571 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
13573 2009-05-15 Jan Hubicka <jh@suse.cz>
13575 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
13576 * cgraphunit.c (cgraph_finalize_function): Set it.
13577 (cgraph_expand_function): Use it.
13579 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13581 * real.c (encode_ieee_half): Define.
13582 (decode_ieee_half): Define.
13583 (ieee_half_format): Define.
13584 (arm_half_format): Define.
13585 * real.h (ieee_half_format): Declare.
13586 (arm_half_format): Declare.
13588 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13590 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
13591 swapped, and reversed optabs exist before trying to use them.
13593 2009-05-15 Paul Brook <paul@codesourcery.com>
13594 Sandra Loosemore <sandra@codesourcery.com>
13596 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
13597 loads. Allow PRE_DEC.
13598 (output_move_neon): Handle PRE_DEC.
13599 (arm_print_operand): Add 'A' for neon structure loads.
13600 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
13601 * config/arm/neon.md (neon_mov): Update comment.
13602 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
13604 (Um): New constraint.
13606 2009-05-15 Jan Hubicka <jh@suse.cz>
13608 Revert the following patch until testsuite fallout is fixed:
13609 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13610 * cgraph.h (struct inline_summary): New filed self_wize,
13611 size_inlining_benefit, self_time and time_inlining_benefit.
13612 (struct cgraph_global_info): Replace insns by time ans size fields.
13613 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13614 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13615 (ipcp_update_callgraph): Do not touch function bodies.
13616 * ipa-inline.c: Include except.h
13617 (MAX_TIME): New constant.
13618 (overall_insns): Remove
13619 (overall_size, max_benefit): New static variables.
13620 (cgraph_estimate_time_after_inlining): New function.
13621 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13622 (cgraph_clone_inlined_nodes): Update size.
13623 (cgraph_mark_inline_edge): Update size.
13624 (cgraph_estimate_growth): Use size info.
13625 (cgraph_check_inline_limits): Check size.
13626 (cgraph_default_inline_p): Likewise.
13627 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13628 (cgraph_decide_recursive_inlining): Check size.
13629 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13631 (cgraph_decide_inlining): Likewise.
13632 (cgraph_decide_inlining_incrementally): Likewise; honor
13633 PARAM_EARLY_INLINING_INSNS.
13634 (likely_eliminated_by_inlining_p): New predicate.
13635 (estimate_function_body_sizes): New function.
13636 (compute_inline_parameters): Use it.
13637 * except.c (must_not_throw_labels): New function.
13638 * except.h (must_not_throw_labels): Declare.
13639 * tree-inline.c (init_inline_once): Kill inlining_weigths
13640 * tree-ssa-structalias.c: Avoid uninitialized warning.
13641 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13642 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13643 (PARAM_INLINE_CALL_COST): Remove.
13644 (PARAM_EARLY_INLINING_INSNS): New.
13646 2009-05-15 Richard Guenther <rguenther@suse.de>
13648 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
13649 not TODO_update_ssa.
13651 2009-05-15 Richard Guenther <rguenther@suse.de>
13653 PR tree-optimization/39999
13654 * gimple.h (gimple_expr_type): Use the expression type looking
13655 through useless conversions.
13656 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
13657 (vn_nary_op_insert_stmt): Likewise.
13658 (simplify_binary_expression): Likewise.
13660 2009-05-15 Richard Guenther <rguenther@suse.de>
13662 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13663 New options, enabled by default.
13664 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13666 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
13667 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
13668 * tree-ssa-structalias.c (gate_tree_pta): New function.
13669 (pass_build_alias): Use it.
13671 2009-05-15 Joseph Myers <joseph@codesourcery.com>
13673 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
13674 recurse on an invariant address if a conversion from a pointer
13675 type to a wider integer type is involved.
13677 2009-05-15 Jan Hubicka <jh@suse.cz>
13679 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13680 * cgraph.h (struct inline_summary): New filed self_wize,
13681 size_inlining_benefit, self_time and time_inlining_benefit.
13682 (struct cgraph_global_info): Replace insns by time ans size fields.
13683 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13684 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13685 (ipcp_update_callgraph): Do not touch function bodies.
13686 * ipa-inline.c: Include except.h
13687 (MAX_TIME): New constant.
13688 (overall_insns): Remove
13689 (overall_size, max_benefit): New static variables.
13690 (cgraph_estimate_time_after_inlining): New function.
13691 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13692 (cgraph_clone_inlined_nodes): Update size.
13693 (cgraph_mark_inline_edge): Update size.
13694 (cgraph_estimate_growth): Use size info.
13695 (cgraph_check_inline_limits): Check size.
13696 (cgraph_default_inline_p): Likewise.
13697 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13698 (cgraph_decide_recursive_inlining): Check size.
13699 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13701 (cgraph_decide_inlining): Likewise.
13702 (cgraph_decide_inlining_incrementally): Likewise; honor
13703 PARAM_EARLY_INLINING_INSNS.
13704 (likely_eliminated_by_inlining_p): New predicate.
13705 (estimate_function_body_sizes): New function.
13706 (compute_inline_parameters): Use it.
13707 * except.c (must_not_throw_labels): New function.
13708 * except.h (must_not_throw_labels): Declare.
13709 * tree-inline.c (init_inline_once): Kill inlining_weigths
13710 * tree-ssa-structalias.c: Avoid uninitialized warning.
13711 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13712 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13713 (PARAM_INLINE_CALL_COST): Remove.
13714 (PARAM_EARLY_INLINING_INSNS): New.
13715 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
13716 (inline-call-cost): Remove.
13717 (early-inlining-insns): New.
13719 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
13721 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
13723 (print_int_cst_bounds_in_octal_p): Likewise.
13724 (dbxout_type): Adjust calls to above functions. Be prepared to deal
13726 * dwarf2out.c (base_type_die): Likewise.
13727 (is_subrange_type): Delete.
13728 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
13729 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
13730 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
13731 if the destination type is boolean.
13732 (build_range_check): Do not special-case subtypes.
13733 (fold_sign_changed_comparison): Likewise.
13734 (fold_unary): Likewise.
13735 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
13736 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
13737 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
13738 * tree.c (subrange_type_for_debug_p): New predicate based on the
13739 former is_subrange_type.
13740 * tree.h (subrange_type_for_debug_p): Declare.
13741 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
13742 (convert_affine_scev): Remove call to above function.
13743 (chrec_convert_aggressive): Likewise.
13744 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
13745 false for conversions involving subtypes.
13746 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
13747 (vrp_val_min): Likewise.
13748 (needs_overflow_infinity): Likewise.
13749 (extract_range_from_unary_expr): Likewise.
13751 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
13753 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13754 * config/frv/frv.c: Likewise.
13755 * config/s390/s390.c: Likewise.
13756 * config/sparc/sparc.h: Likewise.
13757 * config/i386/i386.h: Likewise.
13758 * config/i386/i386.c: Likewise.
13759 * config/crx/crx.c: Likewise.
13760 * config/m68hc11/m68hc11.h: Likewise.
13761 * config/iq2000/iq2000.c: Likewise.
13762 * config/mn10300/mn10300.h: Likewise.
13763 * config/mn10300/mn10300.c: Likewise.
13764 * config/m68k/m68k.c: Likewise.
13765 * config/rs6000/rs6000.c: Likewise.
13766 * config/rs6000/xcoff.h: Likewise.
13767 * config/rs6000/linux64.h: Likewise.
13768 * config/rs6000/sysv4.h: Likewise.
13769 * config/score/score3.c: Likewise.
13770 * config/score/score7.c: Likewise.
13771 * config/score/score.c: Likewise.
13772 * config/arm/arm.md: Likewise.
13773 * config/mips/mips.c: Likewise.
13774 * config/mips/mips.md: Likewise.
13775 * config/bfin/bfin.h: Likewise.
13776 * config/pa/pa.c: Likewise.
13777 * config/pa/constraints.md: Likewise.
13779 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
13780 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
13781 * config/pdp11/pdp11.h: Use memory_address_p instead.
13783 2009-05-14 Ian Lance Taylor <iant@google.com>
13785 * passes.c (finish_optimization_passes): Change i to int.
13786 * plugin.c (plugins_active_p): Change event to int.
13787 (dump_active_plugins): Likewise.
13788 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
13790 * tree.c (tree_range_check_failed): Change c to unsigned int.
13791 (omp_clause_range_check_failed): Likewise.
13792 (build_common_builtin_nodes): Change mode to int. Add cast.
13793 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
13794 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
13796 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
13797 ++ or -- with a variable of enum type.
13799 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13802 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
13804 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13806 * store-motion.c: Do not include params.h
13807 * Makefile.in: Fix dependencies for various files.
13809 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13811 * auto-inc-dec.c: Fix pass description, remove apparent
13812 accidental duplication.
13814 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
13816 PR middle-end/40147
13817 * ipa-utils.h (memory_identifier_string): Moved to ...
13818 * tree.h (memory_identifier_string): Here. Add GTY(()).
13820 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
13822 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
13823 in the former documentation of...
13824 (GO_IF_LEGITIMATE_ADDRESS): ... this.
13825 * ira-conflicts.c (get_dup_num): Use address_operand.
13826 * targhooks.c (default_legitimate_address_p): New.
13827 * targhooks.h (default_legitimate_address_p): New.
13828 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
13830 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
13831 * target.h (struct target): Add legitimate_address_p.
13832 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
13833 (TARGET_INITIALIZER): Include it.
13835 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13836 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
13837 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
13838 (TARGET_LEGITIMATE_ADDRESS_P): New.
13840 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13841 (REG_OK_STRICT_P): Delete.
13842 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
13843 (frv_legitimate_address_p_1): ... this.
13844 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
13845 (frv_legitimate_address_p_1): ... the renamed old
13846 frv_legitimate_address_p.
13847 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
13848 (TARGET_LEGITIMATE_ADDRESS_P): New.
13850 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13851 * config/s390/s390-protos.h (legitimate_address_p): Remove.
13852 * config/s390/s390.c (legitimate_address_p): Rename to...
13853 (s390_legitimate_address_p): ... this, make static.
13854 (legitimize_address): Adjust call.
13855 (TARGET_LEGITIMATE_ADDRESS_P): New.
13856 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
13858 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13859 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
13860 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
13861 (TARGET_LEGITIMATE_ADDRESS_P): New.
13863 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13864 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
13865 * config/spu/spu.c (spu_legitimate_address): Rename to...
13866 (spu_legitimate_address_p): ... this, make static.
13867 (TARGET_LEGITIMATE_ADDRESS_P): New.
13869 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13870 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
13871 * config/sparc/sparc.c (legitimate_address_p): Rename to...
13872 (sparc_legitimate_address_p): ... this, make static and return bool.
13873 (legitimize_address): Adjust call.
13874 (TARGET_LEGITIMATE_ADDRESS_P): New.
13876 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13877 * config/i386/i386-protos.h (legitimate_address_p): Remove.
13878 * config/i386/i386.c (legitimate_address_p): Rename to...
13879 (ix86_legitimate_address_p): ... this, make static.
13880 (constant_address_p): Move after it, adjust call.
13881 (TARGET_LEGITIMATE_ADDRESS_P): New.
13883 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13884 * config/avr/avr-protos.h (legitimate_address_p): Remove.
13885 * config/avr/avr.c (legitimate_address_p): Rename to...
13886 (avr_legitimate_address_p): ... this, make static.
13887 (legitimize_address): Adjust call.
13888 (TARGET_LEGITIMATE_ADDRESS_P): New.
13890 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13891 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
13892 * config/crx/crx.c (crx_legitimate_address_p): Make static.
13893 (TARGET_LEGITIMATE_ADDRESS_P): New.
13895 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13896 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
13897 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
13898 (TARGET_LEGITIMATE_ADDRESS_P): New.
13900 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13901 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
13903 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
13905 (TARGET_LEGITIMATE_ADDRESS_P): New.
13907 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13908 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
13910 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
13912 (m68hc11_legitimate_address_p): ... this, make static.
13913 (go_if_legitimate_address_internal): Rename to...
13914 (m68hc11_legitimate_address_p_1): ... this.
13915 (legitimize_address): Adjust call.
13916 (TARGET_LEGITIMATE_ADDRESS_P): New.
13918 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13919 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
13920 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
13921 (TARGET_LEGITIMATE_ADDRESS_P): New.
13923 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13924 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
13925 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
13926 (mn10300_legitimate_address_p): ... this, make static.
13927 (TARGET_LEGITIMATE_ADDRESS_P): New.
13929 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13930 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
13931 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
13932 (TARGET_LEGITIMATE_ADDRESS_P): New.
13934 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13935 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
13936 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
13937 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13938 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
13939 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
13940 (rs6000_legitimate_address_p): ... this, make static.
13941 (TARGET_LEGITIMATE_ADDRESS_P): New.
13942 (REG_MODE_OK_FOR_BASE_P): Delete.
13943 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
13945 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13946 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
13948 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
13949 static, adjust types.
13950 (TARGET_LEGITIMATE_ADDRESS_P): New.
13952 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13953 * config/score/score.c (score_address_p): Rename to...
13954 (score_legitimate_address_p): ... this.
13955 (TARGET_LEGITIMATE_ADDRESS_P): New.
13956 * config/score/score3.c (score3_address_p): Rename to...
13957 (score3_legitimate_address_p): ... this.
13958 * config/score/score7.c (score7_address_p): Rename to...
13959 (score7_legitimate_address_p): ... this.
13961 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
13962 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
13963 GO_IF_LEGITIMATE_ADDRESS): Delete.
13964 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
13965 thumb2_legitimate_address_p): Delete.
13966 (arm_legitimate_address_p): Rename to...
13967 (arm_legitimate_address_outer_p): ... this.
13968 * config/arm/constraints.md ("Uq"): Adjust call.
13969 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
13970 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
13972 (arm_legitimate_address_outer_p): ... this.
13973 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
13975 (TARGET_LEGITIMATE_ADDRESS_P): New.
13977 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13978 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
13979 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
13980 (TARGET_LEGITIMATE_ADDRESS_P): New.
13982 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13983 * config/vax/vax-protos.h (legitimate_address_p): Remove.
13984 * config/vax/vax.c (legitimate_address_p): Rename to...
13985 (vax_legitimate_address_p): ... this, make static.
13986 (TARGET_LEGITIMATE_ADDRESS_P): New.
13988 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13989 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
13990 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
13991 (TARGET_LEGITIMATE_ADDRESS_P): New.
13993 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13994 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
13995 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
13996 (mmix_legitimate_address_p): ... this, make static.
13997 (TARGET_LEGITIMATE_ADDRESS_P): New.
13999 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14000 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
14001 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
14002 (TARGET_LEGITIMATE_ADDRESS_P): New.
14004 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14006 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
14007 of MODE_COMPLEX_INT.
14009 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14011 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
14012 LCT_NORMAL in function call.
14013 * mips-tdump.c (print_file_desc): Add cast to enum type.
14014 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
14015 (mark_stabs): Add casts to enum types.
14016 (parse_stabs_common): Add casts to enum types.
14018 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14020 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
14021 Check for invalid values of LETTER.
14023 2009-05-13 Taras Glek <tglek@mozilla.com>
14025 * attribs.c (register_attribute): moved out attribute registration
14026 into register_attribute.
14027 * doc/plugins.texi: Documented register_attribute and
14029 * gcc-plugin.h: Added forward decl for register_attribute.
14030 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
14031 * plugin.c (register_callback, invoke_plugin_callbacks): Added
14032 PLUGIN_ATTRIBUTES boilerplate.
14034 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
14036 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
14037 values even in sentinel and empty entries.
14038 (ms_printf_flag_specs): Likewise.
14039 (ms_scanf_flag_specs): Likewise.
14040 (ms_strftime_flag_specs): Likewise.
14041 (ms_print_char_table): Likewise.
14042 (ms_scan_char_table): Likewise.
14043 (ms_time_char_table): Likewise.
14045 2009-05-13 Doug Kwan <dougkwan@google.com>
14047 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
14049 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14051 * config/mips/mips.md (store): Add attributes for QI and HI.
14053 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
14054 (truncdi<mode>2): ... this new pattern.
14056 2009-05-13 Brad Hards <bradh@kde.org>
14058 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
14060 2009-05-14 Jakub Jelinek <jakub@redhat.com>
14061 Ben Elliston <bje@au.ibm.com>
14063 PR middle-end/40035
14064 * dse.c (check_mem_read_rtx): Guard against width == -1.
14066 2009-05-13 Michael Matz <matz@suse.de>
14068 PR middle-end/39976
14069 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
14070 (trivially_conflicts_p): New function.
14071 (insert_backedge_copies): Use it.
14073 2009-05-13 Janis Johnson <janis187@us.ibm.com>
14075 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
14076 (handle_stdc_pragma): Use new enum constant names.
14077 (handle_pragma_float_const_decimal64): Ditto.
14079 2009-05-13 Ian Lance Taylor <iant@google.com>
14081 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
14084 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
14086 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
14087 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
14089 * config/m68k/m68k.h (FL_UCLINUX): Define.
14091 2009-05-13 Jan Hubicka <jh@suse.cz>
14093 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
14095 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14097 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
14098 unless -fschedule-insns is specified.
14100 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14103 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
14104 TARGET_EXPAND_CBRANCHDI4.
14105 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
14106 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
14107 (cmpeqdi): Fix comment.
14109 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14111 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
14112 (sh_legitimate_address_p): Likewise.
14113 * config/sh/sh.c (sh_legitimate_index_p): New.
14114 (sh_legitimate_address_p): Likewise.
14115 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
14116 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
14117 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
14118 (MAYBE_BASE_REGISTER_RTX_P): New macro.
14119 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
14120 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
14121 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
14122 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
14123 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
14125 2009-05-12 Jan Hubicka <jh@suse.cz>
14127 * tree-inline.c (estimate_operator_cost): Add operands;
14128 when division happens by constant, it is cheap.
14129 (estimate_num_insns): Loads and stores are not having cost of 0;
14130 EH magic stuff is cheap; when computing runtime cost of switch,
14131 use log2 base of amount of its cases; builtin_expect has cost of 0;
14132 compute cost for moving return value of call.
14133 (init_inline_once): Initialize time_based flags.
14134 * tree-inline.h (eni_weights_d): Add time_based flag.
14136 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14138 * df-core.c: Update head documentation.
14140 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14143 * rs6000.c (rs6000_generate_compare): Use op1b instead of
14144 shadowing exisiting variable op1.
14146 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
14149 * config/i386/driver-i386.c (processor_signatures): New enum.
14150 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
14151 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
14152 processor signature to detect geode processor.
14154 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14158 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14160 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14161 causes spurious differences between trunk and cond-optab branch.
14163 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14165 * dojump.c (compare_from_rtx): Delete.
14166 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
14167 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
14168 if the comparison does not satisfy the predicate; test predicates for
14169 operands 2 and 3 of a cstore pattern. Don't try cstore optab
14170 further if one existing pattern fails.
14171 * expr.h (compare_from_rtx): Delete.
14172 (prepare_operand): Declare it.
14173 * optabs.c: Change "lib call" to "libcall" throughout.
14174 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
14175 HAVE_conditional_trap, emit_cmp_insn): Delete.
14176 (can_compare_p): Delete cmp_optab case.
14177 (prepare_float_lib_cmp): Return an rtx and a machine mode.
14178 Accept other parameters by value.
14179 (prepare_operand): Make non-static.
14180 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
14181 other parameters by value. Try to widen operands here based on
14182 an optab_methods argument and looking at cbranch_optab.
14183 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
14184 loop. Use cbranch_optab directly.
14185 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
14186 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
14188 (emit_conditional_move, emit_conditional_add): Inline what's needed
14189 of compare_from_rtx, using new prepare_cmp_insn for the rest.
14190 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
14191 with COMPARE. Move cmov_optab and cstore_optab above
14192 with cbranch_optab, move cmp_optab down with ucmp_optab,
14193 remove tst_otpab. Do not initialize trap_rtx.
14194 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
14195 for trap code. Do not check HAVE_conditional_trap. Use
14196 prepare_cmp_insn. Accept no predicate for operand 3.
14197 * optabs.h (OTI_cmp): Mark as used only for libcalls.
14198 (OTI_ctrap, ctrap_optab): New.
14199 (tst_optab): Delete.
14200 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
14201 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
14202 with lookup of ctrap_optab.
14203 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
14205 (ctrap_optab): New.
14207 * combine.c (combine_simplify_rtx, simplify_set): Do not
14208 special case comparing against zero for cc0 machines.
14209 * simplify-rtx.c (simplify_binary_operation_1): Never remove
14210 COMPARE on cc0 machines.
14211 (simplify_relational_operation): Return a new expression when
14212 a COMPARE could be removed.
14213 * final.c (final_scan_insn): Compare cc_status values
14214 against LHS of a (compare FOO (const_int 0)) cc0 source.
14215 Also check if cc_status.value is the full compare.
14217 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
14218 (cstoreMM4): Document.
14219 (conditional_trap): Document ctrapMM4 instead.
14220 (sync_compare_and_swapMM): Refer to cbranchcc4.
14221 (Dependent Patterns): Eliminate obsolete information referring to
14222 the old jump optimization phase.
14223 (Canonicalization): Include cbranchcc4 case, omit canonicalization
14224 of compares with 0 on cc0 machines.
14225 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
14226 avoiding references to cc0. Remove text about storing operands
14228 * doc/tm.texi (Condition Codes): Include blurb on different
14229 condition code representations, separate into subsections for
14230 CC0, MODE_CC and conditional execution.
14232 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
14233 alpha_emit_setcc): Accept operands and a machine mode.
14234 * config/alpha/alpha.c (alpha_emit_conditional_branch):
14235 Get code/op0/op1 from operands, use machine mode argument
14236 instead of alpha_compare.fp_p. Emit the branch here.
14237 (alpha_emit_setcc): Likewise, and return boolean.
14238 (alpha_emit_conditional_move): Likewise. Assert that
14239 cmp_op_mode == cmp_mode, and simplify accordingly.
14240 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
14241 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
14242 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
14244 (stack probe test): Use cbranchdi4.
14245 * config/alpha/predicates.md (alpha_cbranch_operator): New.
14247 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
14248 * config/arc/arc.h (movsicc, movsfcc): Use it.
14249 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
14250 (cbranchsi4, cstoresi4): New.
14251 (cmpsi, bCC and sCC expanders): Remove.
14253 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
14254 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
14255 * config/arm/predicates.md (arm_comparison_operator): Only include
14256 floating-point operators if there is a hardware floating-point unit.
14257 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
14258 deferring to cbranch_cc and cstore_cc respectively.
14259 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
14260 cbranch_cc, cstore_cc): New.
14261 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
14263 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
14265 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
14266 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
14268 (adjust_insn_length): Adjust calls.
14269 (avr_reorg): Handle (compare (foo) (const_int 0)).
14270 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
14271 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
14272 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
14273 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
14275 (cbranchqi4, cbranchhi4, cbranchsi4): New.
14276 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
14278 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
14279 (cbranchsi4, cstorebi4, cstoresi4): New.
14280 (movbisi): This insn is duplicate, split it to zero_extend.
14281 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
14282 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
14283 (bfin_optimize_loop): Use cbranch expander.
14284 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
14285 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
14286 (bfin_bimode_comparison_operator): ... this.
14287 (bfin_direct_comparison_operator): New.
14289 * config/cris/cris.c (cris_normal_notice_update_cc): Look
14290 inside (compare FOO (const_int 0)).
14291 (cris_rtx_costs): Handle ZERO_EXTRACT.
14292 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
14293 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
14294 (*tstdi_v32): Delete.
14295 (*cmpdi_non_v32): Add M alternative for operand 1.
14296 (cmpsi, cmp<mode>): Make private.
14297 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
14299 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
14301 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
14302 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
14303 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
14304 (cc_reg_operand): New.
14305 (any_cond): Delete.
14306 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
14307 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
14308 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
14309 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
14310 crx_expand_scond): Delete.
14312 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
14314 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
14315 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
14317 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
14318 cstoresi4, cstoresf4, cstoredf4): New.
14319 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
14320 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14321 Receive the entire operands array.
14322 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
14323 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
14324 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14325 Get test/op0/op1 from the operands array.
14326 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
14328 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
14329 (h8300_expand_store): New.
14330 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
14332 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
14333 (h8300_expand_store): New.
14334 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
14335 or do not try to produce (set (cc0) REG).
14336 (peepholes): Wrap arguments with COMPARE. Add a peephole to
14337 change a compare into a move to a scratch register. Disable some
14338 peepholes when comparing with zero.
14339 (tstsi, tsthi, tstsi, cmpqi): Make private.
14341 (bCC, sCC): Delete.
14342 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
14345 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
14346 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
14347 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
14348 (ix86_emit_i387_log1p): Use cbranchxf2.
14349 (ix86_expand_setcc): Return void.
14350 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
14351 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
14352 cmp<MODEF>, cmpcc): Remove.
14353 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
14354 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
14355 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
14356 (sCC and bCC expanders): Remove.
14357 (stack_protect_test): Use cbranchcc4.
14359 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
14361 (ia64_expand_compare): Accept three rtx by reference and return void.
14362 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
14363 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
14364 from *expr. Update *expr with the BImode comparison to do.
14365 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
14366 cmptf, bCC, sCC, conditional_trap): Delete.
14367 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
14368 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
14369 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
14370 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
14371 * config/ia64/predicates.md (ia64_cbranch_operator): New.
14373 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
14374 type of last argument.
14375 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
14376 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
14377 use machine mode argument instead of branch_type. Remove dead
14378 code for floating-point comparisons.
14379 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
14380 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
14382 (cbranchsi4, cstoresi4): New.
14383 * config/iq2000/predicates.md (reg_or_const_operand): New.
14385 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
14386 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
14387 (b<code>_op): Rewrite to...
14388 (bcc_op): ... this, using match_operator.
14389 (s<code>_op): Rewrite to...
14390 (scc_op): ... this, using match_operator.
14391 (s<code>_24_op): Rewrite to...
14392 (scc_op_24): ... this, using match_operator.
14393 (s<code>_<mode>): Rewrite to...
14394 (cstore<mode>4): ... this, using match_operator.
14395 (s<code>_<mode>_24): Rewrite to...
14396 (cstore<mode>4_24): ... this, using match_operator.
14397 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
14398 m32c_unpend_compare, m32c_expand_scc): Delete.
14399 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
14400 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
14401 (m32c_expand_movcc): Change NE to EQ if necessary.
14402 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
14404 * config/m32r/m32r-protos.h (gen_cond_store): New.
14405 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
14406 (gen_cond_store): New, from sCC patterns.
14407 (m32r_expand_block_move): Use cbranchsi4.
14408 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
14409 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
14410 (cbranchsi4, cstoresi4): New.
14412 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
14414 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
14415 (m68hc11_notice_update_cc): Look into a compare with 0.
14416 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
14418 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
14419 cmphi, cmpqi, bCC): Delete.
14420 (cbranchsi4, cbranchhi4, cbranchqi4): New.
14421 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
14422 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
14425 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
14426 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
14427 * config/m68k/constraints.md (H): New.
14428 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
14429 the define_insn below.
14430 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
14431 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
14432 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
14433 patterns): Wrap RHS with COMPARE.
14434 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
14435 (*cmpdi_internal): Name this pattern.
14436 (cmpdi): Change to define_insn.
14437 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
14438 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
14439 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
14441 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
14442 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
14443 (conditional_trap): Change to...
14444 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
14445 (*conditional_trap): Use the ordered_comparison_operator and
14446 const1_operand predicates.
14447 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
14448 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
14449 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
14450 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
14452 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
14453 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
14454 (mcore_gen_compare): New.
14455 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
14456 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
14457 (mcore_gen_compare): ... this.
14458 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
14459 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
14460 (stack probe pattern): Use cbranchsi4.
14462 * config/mips/predicates.md (mips_cstore_operator): New.
14463 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
14464 * config/mips/mips.md (any_cond): Delete.
14465 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
14467 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
14468 fixuns_truncsfdi2): Use cbranch patterns.
14469 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
14470 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
14471 Adjust call to mips_expand_conditional_branch.
14472 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
14474 * config/mips/mips-protos.h (mips_expand_conditional_branch,
14475 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
14476 * config/mips/mips.c (cmp_operands): Delete.
14477 (mips_emit_compare): Get comparison operands from *op0/*op1.
14478 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
14479 that it succeeds. Use op0/op1 instead of cmp_operands.
14480 (mips_expand_conditional_branch, mips_expand_conditional_move,
14481 mips_expand_conditional_trap): Likewise.
14482 (mips_block_move_loop): Use cbranch patterns.
14483 * config/mips/mips.h (cmp_operands): Delete.
14485 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
14486 (mmix_gen_compare_reg): Just return a register in the right CC mode.
14487 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
14488 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
14489 (*cmpcc_folded): Rename to...
14490 (*cmpdi_folded): this.
14491 (*cmpcc): Rename to...
14493 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
14496 (cbranchdf4): New. Handle invalid comparisons here.
14497 * config/mmix/predicates.md (float_comparison_operator): New.
14499 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
14500 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
14501 * config/mn10300/mn10300.md (tst): Delete.
14502 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
14503 Name these patterns and wrap RHS in a compare.
14504 (*cmpsi): Make this pattern private. Include tst.
14505 (*cmpsf): Make this pattern private.
14506 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
14507 (compare with zero peepholes): Likewise.
14509 (cbranchsi4, cbranchsf4): New.
14510 (casesi): Use cbranchsi4.
14512 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
14513 hppa_branch_type): Delete.
14514 (return_addr_rtx): Use cbranchsi4.
14515 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
14516 Emit CCFPmode comparison here.
14517 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
14518 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
14519 hppa_branch_type): Delete.
14520 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
14521 (movsicc, movdicc): Remove references to hppa_compare_op0,
14522 hppa_compare_op1 and compare_from_rtx.
14523 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
14524 (casesi): Use cbranchsi4.
14526 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
14527 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
14528 * config/pdp11/pdp11.md (register_or_const0_operand): New.
14529 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
14530 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
14532 (cbranchdf4, cbranchhi4, cbranchqi4): New.
14533 (*branch, *branch_inverted): New.
14535 * config/picochip/picochip.md (cbranchhi4): Use
14536 ordered_comparison_operator.
14537 (cmphi, bCC): Remove.
14539 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
14540 (trap_comparison_operator): Delete.
14541 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
14542 rs6000_emit_cbranch): Accept mode and operands.
14543 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
14544 rs6000_compare_fp_p): Delete.
14545 (rs6000_generate_compare): Accept mode and comparison. Extract code
14546 and op0/op1 from there. Replace references to rs6000_compare_op0
14547 and rs6000_compare_op1.
14548 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
14549 extract result from passed operands.
14550 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
14551 extract loc from passed operands.
14552 (rs6000_emit_cmove): Likewise.
14553 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
14554 rs6000_compare_fp_p): Delete.
14555 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
14556 (cbranch<GPR>4, cbranch<FP>4): New.
14557 (cstore<mode>4): New. Consolidate here all choices about when to use
14558 portable or specialized sCC sequences.
14559 (stack_protect_test): Use cbranchsi4.
14560 (conditional_trap): Replace with ctrap<GPR>4.
14561 (conditional trap insn): Replace trap_comparison_operator with
14562 ordered_comparison_operator.
14564 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
14565 (s390_emit_prologue): Use ctrap.
14566 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
14567 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
14568 New predicates replacing...
14569 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
14570 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
14571 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
14572 (add<mode>cc): Do not use s390_compare_op0/op1.
14573 (s<code>): Change to...
14574 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
14575 (seq): Change to...
14576 (cstorecc4): ... this. Handle EQ or NE equally.
14577 (*sne): Un-privatize for use in cstorecc4.
14578 (b<code>): Change to...
14579 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
14580 (conditional_trap): Replace with...
14581 (ctrap<GPR>4, ctrap<FP>4): ... these.
14582 (stack_protect): Use cbranchcc4.
14584 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
14585 * config/score/score-protos.h (score_gen_cmp): Delete.
14586 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
14587 (score_block_move-loop): Use cbranchsi4.
14588 * config/score/score.md (cbranchsi4): New.
14589 (cmpsi, bCC): Delete.
14590 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
14591 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14592 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
14593 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14594 * config/score/score3.h (score3_gen_cmp): Delete.
14595 * config/score/score7.h (score7_gen_cmp): Delete.
14597 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
14598 (sh_emit_scc_to_t): ... this. Return void.
14599 (from_compare): Rename to...
14600 (sh_emit_compare_and_branch): ... this.
14601 (sh_emit_compare_and_set): New.
14602 (sh_expand_t_scc): Accept operands.
14603 * config/sh/predicates.md (sh_float_comparison_operator): New.
14604 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
14605 (prepare_scc_operands): Rename to...
14606 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
14608 (sh_emit_cheap_store_flag): New.
14609 (sh_emit_set_t_insn): New.
14610 (from_compare): Rename to...
14611 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
14612 handling of TARGET_SH2E floating point to avoid recursive call.
14613 Generate branch here.
14614 (sh_emit_compare_and_set): New.
14615 (sh_expand_t_scc): Get op0/op1 from arguments.
14616 (sh_emit_cheap_store_flag): New.
14617 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
14619 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
14620 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
14621 (movsicc, movdicc): Do nothing when it recreated operands from
14622 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
14623 prepare_scc_operands (now sh_emit_scc_to_t).
14624 (udivdi3): Use cstoresi4.
14625 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
14626 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
14627 (cbranchint4_media, cbranchfp4_media): New.
14628 (casesi): Use cbranchdi4.
14629 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
14631 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
14632 (movnegt): Remove second operand.
14633 (cbranchsf4, cbranchdf4): New.
14634 (stack_protect): Use cbranchdi4/cbranchsi4.
14636 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
14637 (gen_compare_reg): Accept comparison, extract part of it to...
14638 (gen_compare_reg_1): ... this.
14639 (gen_compare_operator): Delete.
14640 (gen_v9_scc): Accept separate destination, comparison code and arms.
14641 Do not use sparc_compare_op0/sparc_compare_op1.
14642 (emit_scc_insn, emit_conditional_branch_insn): New.
14643 (emit_v9_brxx): Make static. Remove useless assertion.
14644 (sparc_emit_float_lib_cmp): Return RTL instead of calling
14646 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
14647 * config/sparc/sparc-protos.h (gen_compare_reg,
14648 sparc_emit_float_lib_cmp): Adjust prototype.
14649 (emit_scc_insn, emit_conditional_branch_insn): New.
14650 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
14651 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
14652 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
14653 iterators to the top.
14654 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
14655 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
14656 snedi_special_trunc): Delete.
14657 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
14658 and snedi_special_trunc.
14659 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
14660 cbranchdi4, cbranch<F:mode>4): New.
14661 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
14662 here. Use gen_compare_reg instead of gen_compare_operator.
14663 (conditional_trap): Replace with...
14664 (ctrapsi4, ctrapdi4): ... this.
14665 (stack_protect_test): Use cbranchcc4.
14667 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
14669 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
14670 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
14671 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
14672 from operands[0] or operands[3] depending on is_set.
14673 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
14674 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
14675 cmpdf, bCC), sCC: Remove.
14676 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
14677 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
14679 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
14680 spu_emit_branch_or_set.
14682 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
14684 * config/stormy16/stormy16.h (xstormy16_compare_op0,
14685 xstormy16_compare_op1): Delete.
14686 * config/stormy16/stormy16.c (xstormy16_compare_op0,
14687 xstormy16_compare_op1): Delete.
14688 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
14690 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
14691 (cmphi, cmpsi, bCC): Remove.
14693 * config/v850/v850.md (tstsi, cmpsi): Fold into...
14694 (*cmpsi): ... this one.
14695 (cbranchsi4, cstoresi4): New.
14696 (bCC expanders): Delete.
14697 (sCC insns): Fold into...
14698 (*setcc): ... this one.
14699 (casesi): Do not use gen_cmpsi and gen_bgtu.
14700 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
14701 (movsicc): Simplify.
14702 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
14704 * config/vax/vax-protos.h (cond_name): New.
14705 (vax_output_conditional_branch): Remove.
14706 * config/vax/vax.c (cond_name): New.
14707 (vax_output_conditional_branch): Remove.
14708 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
14709 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
14710 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
14711 (bit<VAXint>): Wrap source with (compare).
14712 (b<code> and following unnamed pattern): Rename to *branch and
14713 *branch_reversed. Change macroization to match_operator.
14714 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
14716 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
14717 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
14718 Change last argument to machine_mode.
14719 (xtensa_expand_scc): Add machine_mode argument.
14720 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
14721 (gen_conditional_move, xtensa_expand_conditional_branch,
14722 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
14723 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
14724 Adjust operand numbers.
14725 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
14727 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
14728 (cmpsi, cmpsf, b<code>, s<code>): Delete.
14729 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
14731 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14733 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14734 causes spurious differences between trunk and cond-optab branch.
14736 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14739 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
14741 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14743 * tree.c (iterative_hash_pointer): Delete.
14744 (iterative_hash_expr): Short-circuit handling of NULL pointer.
14745 Hash UIDs and versions of SSA names. Don't special-case built-in
14746 function declarations.
14748 2009-05-11 Ian Lance Taylor <iant@google.com>
14751 * graphite.c: Force -Wc++-compat to only be a warning before
14752 #including "cloog/cloog.h".
14754 2009-05-11 Martin Jambor <mjambor@suse.cz>
14756 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
14758 2009-05-11 Jan Hubicka <jh@suse.cz>
14760 * tree-ssa-loop-ivcanon.c: Include target.h
14761 (struct loop_size): new structure.
14762 (constant_after_peeling): New predicate.
14763 (tree_estimate_loop_size): New function.
14764 (estimated_unrolled_size): Rewrite for new estimates.
14765 (try_unroll_loop_completely): Use new estimates.
14766 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
14768 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14770 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
14771 libcpp interface change.
14772 (spu_macro_to_expand): Likewise.
14774 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
14776 PR tree-optimization/40026
14777 * gimplify.c (gimplify_init_constructor): Change initial conditional
14778 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
14779 optimize_compound_literals_in_ctor.
14781 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
14783 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
14785 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
14787 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
14789 * tree-vect-data-refs.c (vect_analyze_group_access): Use
14790 HOST_WIDE_INT for gap.
14792 2009-05-11 Ira Rosen <irar@il.ibm.com>
14794 PR tree-optimization/40074
14795 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
14796 account in group size and step comparison.
14798 2009-05-11 Richard Guenther <rguenther@suse.de>
14800 * passes.c (init_optimization_passes): Strip now incorrect comment.
14801 (execute_function_todo): Do not set PROP_alias.
14802 * tree-pass.h (PROP_alias): Remove.
14803 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
14804 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
14805 * tree-nrv.c (pass_return_slot): Likewise.
14806 * tree-object-size.c (pass_object_sizes): Likewise.
14807 * tree-ssa-dom.c (pass_dominator): Likewise.
14808 (pass_phi_only_cprop): Likewise.
14809 * tree-ssa-dse.c (pass_dse): Likewise.
14810 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
14811 (pass_cselim): Likewise.
14812 * tree-ssa-pre.c (pass_pre): Likewise.
14813 (pass_fre): Likewise.
14814 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
14815 * tree-ssa-sink.c (pass_sink_code): Likewise.
14816 * tree-stdarg.c (pass_stdarg): Likewise.
14817 * tree-tailcall.c (pass_tail_calls): Likewise.
14818 * tree-vrp.c (pass_vrp): Likewise.
14820 2009-05-10 Ian Lance Taylor <iant@google.com>
14822 * basic-block.h (enum profile_status): Break out of struct
14823 control_flow_graph.
14824 * cgraph.h (struct inline_summary): Break out of struct
14826 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
14827 of struct cgraph_order_sort.
14828 * combine.c (enum undo_kind): New enum, broken out of struct undo.
14829 * cse.c (struct branch_path): Break out of struct
14830 cse_basic_block_data.
14831 * except.h (enum eh_region_type): Break out of struct eh_region.
14832 * gcc.c (enum add_del): Break out of struct modify_target.
14833 * genrecog.c (enum decision_type): Break out of struct decision_test.
14834 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
14836 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
14837 * regmove.c (enum match_use): New enum, broken out of struct match.
14838 * sched-int.h (enum post_call_group): New enum, broken out of
14840 (struct deps_reg): Break out of struct deps.
14841 * target.h (struct asm_int_op): Break out of struct gcc_target.
14842 * tree-eh.c (struct goto_queue_node): Break out of struct
14844 * tree-inline.h (enum copy_body_cge_which): Break out of
14846 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
14848 * c-decl.c (in_struct, struct_types): New static variables.
14849 (pushtag): Add loc parameter. Change all callers.
14850 (lookup_tag): Add ploc parameter. Change all callers.
14851 (check_compound_literal_type): New function.
14852 (parser_xref_tag): Add loc parameter. Change all callers. If
14853 -Wc++-compat, warn about struct/union/enum types defined within a
14855 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
14856 and loc parameters. Change all callers. Change error calls to
14857 error_at, using loc. For a redefinition, if the location of the
14858 original definition is known, report it. Set in_struct and
14859 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
14860 (finish_struct): Add new parameters enclosing_in_struct and
14861 enclosing_struct_types. Change all callers. Set
14862 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
14863 in the struct. If in a struct, add this struct to struct_types.
14864 (start_enum): Add loc parameter. Change all callers. Use
14865 error_at for errors, using loc. For a redefinition, if the
14866 location of the original definition is known, report it. If in a
14867 struct, add this enum type to struct_types. If -Wc++-compat warn
14868 if in sizeof, typeof, or alignof.
14869 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
14870 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
14871 (c_parser_enum_specifier): Get enum location for start_enum.
14872 (c_parser_struct_or_union_specifier): Get struct location for
14873 start_struct. Save in_struct and struct_types status between
14874 start_struct and finish_struct.
14875 (c_parser_cast_expression): Get location of cast.
14876 (c_parser_alignof_expression): Get location of type.
14877 (c_parser_postfix_expression): Likewise.
14878 (c_parser_postfix_expression_after_paren_type): Add type_loc
14879 parameter. Change all callers. Call check_compound_literal_type.
14880 Use type_loc for error about variable size type.
14881 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
14882 of an enum constant from an enum type defined in a struct or union.
14883 (c_cast_expr): Add loc parameter. Change all callers. If
14884 -Wc++-compat, warn about defining a type in a cast.
14885 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
14886 (start_enum, start_struct, finish_struct): Update declarations.
14887 (parser_xref_tag, c_cast_expr): Update declarations.
14888 (check_compound_literal_type): Declare.
14890 2009-05-11 Ben Elliston <bje@au.ibm.com>
14892 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
14893 for recent libcpp interface change.
14894 (rs6000_macro_to_expand): Likewise.
14896 2009-05-10 Michael Matz <matz@suse.de>
14899 * config/arm/arm.c (require_pic_register): Emit on entry edge,
14900 not at entry of function.
14902 2009-05-10 Richard Guenther <rguenther@suse.de>
14904 PR tree-optimization/40081
14906 * tree-sra.c (instantiate_element): Instantiate scalar replacements
14907 using the main variant of the element type. Do not fiddle with
14908 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
14910 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
14911 structs with volatile fields.
14913 2009-05-10 Jan Hubicka <jh@suse.cz>
14915 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
14916 (estimate_move_cost): Assert that it does not get called for
14918 (estimate_num_insns): Skip VOID types in argument handling.
14919 (optimize_inline_calls): Delete unreachable blocks and verify that
14920 callgraph is valid.
14922 2009-05-10 Jan Hubicka <jh@suse.cz>
14924 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
14925 * cgraph.c (cgraph_mark_address_taken_node): New function.
14926 (dump_cgraph_node): Dump new flag.
14927 * cgraph.h (struct cgraph_node): Add address_taken.
14928 (cgraph_mark_address_taken_node): New function.
14929 * ipa.c (cgraph_postorder): Prioritize functions with address taken
14930 since new direct calls can be born.
14932 2009-05-10 Joseph Myers <joseph@codesourcery.com>
14934 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
14935 tok->val.node.node.
14937 2009-05-10 Jan Hubicka <jh@suse.cz>
14939 PR middle-end/40084
14940 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
14942 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
14943 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
14944 * tree-inline.c (copy_bb): Set frequency correctly.
14945 (fold_marked_statements): Update call to
14946 cgraph_update_edges_for_call_stmt.
14948 2009-05-10 Joseph Myers <joseph@codesourcery.com>
14950 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
14951 identifiers in diagnostics.
14952 * config/arm/arm.c (arm_handle_fndecl_attribute,
14953 arm_handle_isr_attribute): Likewise.
14954 * config/avr/avr.c (avr_handle_progmem_attribute,
14955 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
14956 * config/bfin/bfin.c (handle_int_attribute,
14957 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
14958 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
14959 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
14961 * config/darwin.c (darwin_handle_kext_attribute,
14962 darwin_handle_weak_import_attribute): Likewise.
14963 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
14964 h8300_handle_eightbit_data_attribute,
14965 h8300_handle_tiny_data_attribute): Likewise.
14966 * config/i386/i386.c (ix86_handle_cconv_attribute,
14967 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
14968 * config/i386/winnt.c (ix86_handle_shared_attribute,
14969 ix86_handle_selectany_attribute): Likewise.
14970 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
14971 * config/m32c/m32c.c (function_vector_handler): Likewise.
14972 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
14973 m68hc11_handle_fntype_attribute): Likewise.
14974 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
14975 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
14976 * config/mips/mips.c (mips_insert_attributes,
14977 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
14978 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
14979 rs6000_handle_struct_attribute): Likewise.
14980 * config/sh/sh.c (sh_insert_attributes,
14981 sh_handle_resbank_handler_attribute,
14982 sh_handle_interrupt_handler_attribute,
14983 sh2a_handle_function_vector_handler_attribute,
14984 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
14986 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
14987 * config/spu/spu.c (spu_handle_fndecl_attribute,
14988 spu_handle_vector_attribute): Likewise.
14989 * config/stormy16/stormy16.c
14990 (xstormy16_handle_interrupt_attribute): Likewise.
14991 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
14992 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
14994 2009-05-10 Joseph Myers <joseph@codesourcery.com>
14996 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
14997 (pp_translate_identifiers): New.
14998 (pp_identifier): Only conditionally translate identifier to locale
15000 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
15001 (pp_base_tree_identifier): Only conditionally translate identifier
15002 to locale character set.
15003 * c-pretty-print.c (M_): Define.
15004 (pp_c_type_specifier, pp_c_primary_expression): Mark English
15005 fragments for conditional translation with M_.
15006 * tree-pretty-print.c (maybe_init_pretty_print): Disable
15007 identifier translation.
15009 2009-05-10 Richard Guenther <rguenther@suse.de>
15011 PR tree-optimization/40081
15012 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15013 using the main variant of the element type. Do not fiddle with
15014 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15016 2009-05-09 Jan Hubicka <jh@suse.cz>
15018 PR middle-end/40080
15019 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
15020 indirect calls; verify cgraph afterwards.
15022 2009-05-09 Jan Hubicka <jh@suse.cz>
15025 * ipa.c (update_inlined_to_pointer): New function.
15026 (cgraph_remove_unreachable_nodes): Use it.
15028 2009-05-09 Jan Hubicka <jh@suse.cz>
15030 * tree-eh.c (struct leh_state): Remove prev_try.
15031 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
15032 not track prev_try.
15033 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
15034 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
15035 remove_eh_handler_and_replace, foreach_reachable_handler,
15036 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
15037 * except.h (struct eh_region): Remove eh_region_u_cleanup.
15038 (gen_eh_region_cleanup): Update prototype.
15040 2009-05-09 Jan Hubicka <jh@suse.cz>
15042 PR middle-end/40043
15043 * except.c (copy_eh_region): Always set prev_try.
15044 (redirect_eh_edge_to_label): Find outer try.
15045 (foreach_reachable_handler): When looking for prev try
15046 handle case where previous try is not going to be taken.
15048 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
15050 PR tree-optimization/40049
15051 * tree-vect-stmts.c (vectorizable_operation): If the machine has
15052 only vector/vector shifts, convert the type of the constant to the
15053 appropriate type to avoid building incorrect trees, which
15054 eventually have problems with garbage collection.
15056 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15058 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
15059 -1 for complex floating-point types if honoring signed zeros.
15061 2009-05-08 Jan Hubicka <jh@suse.cz>
15063 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
15064 argument; handle correctly when profile is absent.
15065 (build_cgraph_edges): Update.
15066 (rebuild_cgraph_edges): Update.
15067 * cgraph.c: Do not include varray.h.
15068 (cgraph_set_call_stmt_including_clones): New function.
15069 (cgraph_create_edge_including_clones): Likewise
15070 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
15071 (cgraph_update_edges_for_call_stmt): Handle clones.
15072 (cgraph_remove_node): Handle clone tree.
15073 (cgraph_remove_node_and_inline_clones): New function.
15074 (dump_cgraph_node): Dump clone tree.
15075 (cgraph_clone_node): Handle clone tree.
15076 (clone_function_name): Bring here from tree-inline.c.
15077 (cgraph_create_virtual_clone): New function.
15078 * cgraph.h (ipa_replace_map): Move here from ipa.h.
15079 (cgraph_clone_info): New function.
15080 (strut cgraph_node): Add clone_info and new clone tree pointers.
15081 (cgraph_remove_node_and_inline_clones,
15082 cgraph_set_call_stmt_including_clones,
15083 cgraph_create_edge_including_clones,
15084 cgraph_create_virtual_clone): Declare.
15085 (cgraph_function_versioning): Use VEC argument.
15086 (compute_call_stmt_bb_frequency): Update prototype.
15087 (cgraph_materialize_all_clones): New function.
15088 * ipa-cp.c (ipcp_update_cloned_node): Remove.
15089 (ipcp_create_replace_map): Update to VECtors.
15090 (ipcp_update_callgraph): Use virtual clones.
15091 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
15092 (ipcp_update_profiling): Do not update local profiling.
15093 (ipcp_insert_stage): Use VECtors and virtual clones.
15094 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
15095 (clone_of_p): New function.
15096 (cgraph_preserve_function_body_p): Use clone tree.
15097 (cgraph_optimize): Materialize clones.
15098 (cgraph_function_versioning): Update for VECtors.
15099 (save_inline_function_body): Use clone tree.
15100 (cgraph_materialize_clone): New function.
15101 (cgraph_materialize_all_clones): Likewise.
15102 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
15103 * ipa.c: Include gimple.h.
15104 (cgraph_remove_unreachable_nodes): Use clone tree.
15105 * ipa-prop.c (ipa_note_param_call): Update call to
15106 compute_call_stmt_bb_frequencycall.
15107 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
15108 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
15109 (copy_bb): Handle updating of clone tree; add new edge when new call
15111 (expand_call_inline): Be strict about every call having edge.
15112 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
15113 (delete_unreachable_blocks_update_callgraph): New function.
15114 (tree_function_versioning): Use VECtors; always remove unreachable
15115 blocks and fold conditionals.
15116 * tree-inline.h: Do not include varray.h.
15117 (tree_function_versioning): Remove.
15118 * Makefile.in (GTFILES): Remove tree-inline.c
15119 * passes.c (do_per_function): Do only functions having body.
15120 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
15123 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
15124 Andrew Morrow <acm@google.com>
15127 * c-common.c (c_common_attribute_table): Permit deprecated
15128 attribute to take an optional argument.
15129 (handle_deprecated_attribute): If the optional argument to
15130 __attribute__((deprecated)) is not a string ignore the attribute
15131 and emit a warning.
15133 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
15134 * c-typeck.c (build_component_ref): Likewise.
15135 (build_external_ref): Likewise.
15137 * toplev.c (warn_deprecated_use): Add an attribute argument.
15138 Emit the message associated with __attribute__((deprecated)).
15140 * toplev.h (warn_deprecated_use): Updated.
15142 * doc/extend.texi: Document new optional parameter to
15143 __attribute__((deprecated))
15145 2009-05-08 Michael Eager <eager@eagercon.com>
15147 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
15148 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
15150 2009-05-08 Richard Guenther <rguenther@suse.de>
15152 PR tree-optimization/40062
15153 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
15154 Avoid exponential behavior.
15156 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15158 PR rtl-optimization/33928
15160 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
15161 process_uses, build_single_def_use_links): New.
15162 (update_df): Update use_def_ref.
15163 (forward_propagate_into): Use get_def_for_use instead of use-def
15165 (fwprop_init): Call build_single_def_use_links and let it initialize
15167 (fwprop_done): Free use_def_ref.
15168 (fwprop_addr): Eliminate duplicate call to df_set_flags.
15169 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
15170 df_rd_simulate_one_insn): New.
15171 (df_rd_bb_local_compute_process_def): Update head comment.
15172 (df_chain_create_bb): Use the new RD simulation functions.
15173 * df.h (df_rd_simulate_artificial_defs_at_top,
15174 df_rd_simulate_one_insn): New.
15175 * opts.c (decode_options): Enable fwprop at -O1.
15176 * doc/invoke.texi (-fforward-propagate): Document this.
15178 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15181 * c-typeck.c (build_binary_op): Handle arithmetic between one real
15182 and one complex operand specially.
15183 * tree-complex.c (some_nonzerop): Do not identify a real value as
15184 zero if flag_signed_zeros.
15186 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15188 PR rtl-optimization/33928
15189 * loop-invariant.c (record_use): Fix && vs. || mishap.
15191 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15193 PR rtl-optimization/33928
15194 * loop-invariant.c (struct use): Add addr_use_p.
15195 (struct def): Add n_addr_uses.
15196 (struct invariant): Add cheap_address.
15197 (create_new_invariant): Set cheap_address.
15198 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
15199 (record_uses): Pass df_ref to record_use.
15200 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
15203 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15205 * config/sh/sh.c: Do not include c-pragma.h.
15207 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
15209 * config/spu/spu.c: Remove include of c-common.h.
15211 2009-05-07 Janis Johnson <janis187@us.ibm.com>
15214 * c-common.h (mark_valid_location_for_stdc_pragma,
15215 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
15216 clear_float_const_decimal64, float_const_decimal64_p): New.
15217 * c.opt (Wunsuffixed-float-constants): New.
15218 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
15219 unsuffixed float constant, handle new warning.
15220 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
15221 * c-decl.c (c_scope): New flag float_const_decimal64.
15222 (set_float_const_decimal64, clear_float_const_decimal64,
15223 float_const_decimal64_p): New.
15224 (push_scope): Set new flag.
15225 * c-parser.c (c_parser_translation_unit): Mark when it's valid
15226 to use STDC pragmas.
15227 (c_parser_external_declaration): Ditto.
15228 (c_parser_compound_statement_nostart): Ditto.
15229 * c-pragma.c (valid_location_for_stdc_pragma,
15230 mark_valid_location_for_stdc_pragma,
15231 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
15232 handle_pragma_float_const_decimal64): New.
15233 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
15234 * cp/semantics.c (valid_location_for_stdc_pragma_p,
15235 set_float_const_decimal64, clear_float_const_decimal64,
15236 float_const_decimal64_p): New dummy functions.
15237 * doc/extend.texi (Decimal Float): Remove statement that the
15238 pragma, and suffix for double constants, are not supported.
15239 * doc/invoke.texi (Warning Options): List new option.
15240 (-Wunsuffixed-float-constants): New.
15242 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
15244 * config/i386/i386.c: Do not include c-common.h.
15246 2009-05-07 Mark Heffernan <meheff@google.com>
15248 * doc/invoke.texi (Debugging Options): Document change of debugging
15250 * opts.c (decode_options): Make dump_base_name relative to
15251 aux_base_name directory.
15253 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15255 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
15256 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
15258 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
15260 * Makefile.in (install-plugin): Simplify a bit.
15262 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
15264 * Makefile.in (OBJS-common): Add regcprop.o.
15266 * timevar.def (TV_CPROP_REGISTERS): New.
15267 * regrename.c (regrename_optimize): Return 0.
15268 (rest_of_handle_regrename): Delete.
15269 (pass_rename_registers): Point to regrename_optimize.
15270 (struct value_data_entry, struct value_data,
15271 kill_value_one_regno, kill_value_regno, kill_value,
15272 set_value_regno, init_value_data, kill_clobbered_value,
15273 kill_set_value, kill_autoinc_value, copy_value,
15274 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
15275 replace_oldest_value_reg, replace_oldest_value_addr,
15276 replace_oldest_value_mem, copyprop_hardreg_forward_1,
15277 debug_value_data, validate_value_data): Move...
15278 * regcprop.c: ... here.
15279 (rest_of_handle_cprop): Delete.
15280 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
15282 2009-05-07 Jakub Jelinek <jakub@redhat.com>
15284 PR middle-end/40057
15285 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
15286 GEN_INT for 1 << bitnum.
15287 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
15288 build_int_cst_type.
15290 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
15292 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
15293 Remove wrong description of "nand" operation.
15295 2009-05-06 Richard Guenther <rguenther@suse.de>
15296 Adam Nemet <anemet@caviumnetworks.com>
15298 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
15299 comment. Add that if LHS is not a gimple register, then RHS1 has
15300 to be a single object (GIMPLE_SINGLE_RHS).
15302 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
15304 * expr.c (get_def_for_expr): Move it up in the file.
15305 (store_field): When expanding a bit-field store, look at the
15306 defining gimple stmt for the masking conversion.
15308 2009-05-06 Janis Johnson <janis187@us.ibm.com>
15310 PR middle-end/39986
15311 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
15312 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
15313 32-bit memcpy into long.
15315 2009-05-06 Jakub Jelinek <jakub@redhat.com>
15317 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
15318 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
15320 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
15321 instead of appending DW_OP_deref*.
15323 2009-05-06 Michael Matz <matz@suse.de>
15325 PR middle-end/40021
15326 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
15327 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
15329 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
15331 * Makefile.in (install-plugin): Fix srcdir handling.
15333 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
15335 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
15336 when processing for not_regs_needed bitmap.
15337 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
15338 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
15339 handling it for rhs.
15341 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15343 * config/i386/i386.md (unnamed inc/dec peephole): Use
15344 optimize_insn_for_size_p instead of optimize_size.
15345 * config/i386/predicates.md (incdec_operand): Likewise.
15346 (aligned_operand): Likewise.
15347 * config/i386/sse.md (divv8sf3): Likewise.
15348 (sqrtv8sf2): Likewise.
15350 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15352 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
15354 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
15356 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15358 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
15359 ssemodesuffixf2c with avxmodesuffixf2c.
15361 2009-05-06 Joseph Myers <joseph@codesourcery.com>
15364 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
15366 2009-05-05 Jakub Jelinek <jakub@redhat.com>
15368 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
15369 (struct tree_base): Adjust spacing for 8 bit boundaries.
15370 (struct tree_decl_common): Add decl_by_reference_flag bit.
15371 (DECL_BY_REFERENCE): Adjust.
15372 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
15373 print DECL_BY_REFERENCE bit.
15374 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
15375 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
15376 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
15377 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
15380 PR middle-end/39666
15381 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
15382 range of the type, but default label is missing, add it with one
15383 of the existing labels instead of adding a new label for it.
15385 2009-05-05 Joseph Myers <joseph@codesourcery.com>
15389 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
15391 * Makefile.in (enable_plugin, plugin_includedir): New.
15392 (install): Depend on install-plugin.
15393 (PLUGIN_HEADERS): New.
15394 (install-plugin): New.
15395 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
15397 2009-05-05 Richard Guenther <rguenther@suse.de>
15399 PR tree-optimization/40022
15400 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
15402 (phivn_valid_p): Fix tuplification error, simplify.
15403 (phiprop_insert_phi): Add dumps.
15404 (propagate_with_phi): Simplify.
15406 2009-05-05 Richard Guenther <rguenther@suse.de>
15408 PR middle-end/40023
15409 * builtins.c (gimplify_va_arg_expr): Properly build the address.
15411 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
15413 * tree.h (strip_float_extensions): Remove duplicate declaration.
15414 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
15415 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
15416 block_ultimate_origin): Rearrange the declarations line to match the
15417 comment that indicates the .c file which the functions are defined.
15418 (dwarf2out_*, set_decl_rtl): Add comment.
15419 (get_base_address): Adjust comment.
15420 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
15421 declarations line and add comment.
15422 (is_builtin_name): Add blank after function name, for clarity.
15424 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15426 * attribs.c (decl_attributes): Use %qE for identifiers in
15428 * cgraphunit.c (verify_cgraph_node): Translate function names to
15429 locale character set in diagnostics.
15430 * coverage.c (get_coverage_counts): Use %qE for identifiers in
15432 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
15433 Document that functions are named in UTF-8.
15434 * expr.c (expand_expr_real_1): Translate function names to locale
15435 character set in diagnostics.
15436 * gimplify.c (omp_notice_variable, omp_is_private,
15437 gimplify_scan_omp_clauses): Use %qE for identifiers in
15439 * langhooks.c (lhd_print_error_function): Translate function names
15440 to locale character set.
15441 * langhooks.h (decl_printable_name): Document that return value is
15442 in internal character set.
15443 * stmt.c: Include pretty-print.h
15444 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
15446 (resolve_operand_name_1): Translate named operand name to locale
15448 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
15450 * toplev.c (announce_function): Translate function names to locale
15452 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
15453 (default_tree_printer): Use pp_identifier or translate identifiers
15454 to locale character set. Mark "<anonymous>" for translation.
15455 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
15456 for identifiers in diagnostics.
15457 * tree.c (handle_dll_attribute): Use %qE for identifiers in
15459 * varasm.c (output_constructor): Use %qE for identifiers in
15462 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
15464 * configure.ac: use ` ` instead of $()
15465 * configure: Regenerate.
15467 2009-05-05 Ben Elliston <bje@au.ibm.com>
15469 * config/pa/linux-atomic.c: Eliminate conditional include of
15470 errno.h on non-LP64 systems to simplify build requirements.
15472 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15474 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
15476 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
15477 and pass value to identifier_to_locale.
15478 (warn_variable_length_array): Make name a tree.
15479 (grokdeclarator): Separate diagnostic texts for named and unnamed
15480 declarators. Use %qE for named declarators.
15481 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
15483 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
15484 identifiers in diagnostics.
15485 * c-typeck.c (push_member_name, start_init): Pass identifiers to
15486 identifier_to_locale. Mark "anonymous" strings for translation.
15488 2009-05-04 Michael Eager <eager@eagercon.com>
15490 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
15491 address for DImode/DFmode only if double-precision FP regs.
15493 2009-05-04 Michael Eager <eager@eagercon.com>
15495 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
15496 TARGET_SINGLE_FLOAT check.
15498 2009-05-04 Michael Eager <eager@eagercon.com>
15500 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
15502 2009-05-04 Michael Eager <eager@eagercon.com>
15504 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
15505 * config/rs6000/t-xilinx: New
15507 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
15509 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
15510 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
15511 * gcc/explow.c (memory_address): Use target hook.
15512 * gcc/targhooks.c (default_legitimize_address): New.
15513 * gcc/targhooks.h (default_legitimize_address): New.
15514 * gcc/target.h (legitimize_address): New.
15515 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
15516 (TARGET_INITIALIZER): Include it.
15517 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
15519 * config/bfin/bfin-protos.h (legitimize_address): Remove.
15520 * config/bfin/bfin.c (legitimize_address): Remove.
15521 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
15522 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
15524 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
15525 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
15527 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
15528 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
15529 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
15530 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
15531 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
15532 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
15533 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
15534 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
15535 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
15536 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
15537 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
15538 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
15539 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
15540 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
15541 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
15542 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
15543 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
15544 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
15545 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
15546 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
15547 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
15548 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
15549 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
15551 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
15552 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
15553 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
15554 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
15555 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
15556 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
15557 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
15558 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
15559 (thumb_legitimize_address): Delete.
15560 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
15561 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
15562 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
15563 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
15564 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
15565 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
15567 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
15570 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
15571 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
15572 * config/m32r/m32r.c (m32r_legitimize_address): New.
15573 * config/m68k/m68k.c (m68k_legitimize_address): New.
15574 * config/score/score.c (score_legitimize_address): Standardize.
15575 * config/score/score3.c (score3_legitimize_address): Standardize.
15576 * config/score/score3.h (score3_legitimize_address): Adjust.
15577 * config/score/score7.c (score7_legitimize_address): Standardize.
15578 * config/score/score7.h (score7_legitimize_address): Adjust.
15579 * config/sh/sh.c (sh_legitimize_address): New.
15580 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
15582 * gcc/config/s390/s390.c (legitimize_address): Rename to...
15583 (s390_legitimize_address): ... this.
15584 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
15585 (sparc_legitimize_address): ... this.
15586 * gcc/config/i386/i386.c (legitimize_address): Rename to...
15587 (ix86_legitimize_address): ... this.
15588 * gcc/config/avr/avr.c (legitimize_address): Rename to...
15589 (avr_legitimize_address): ... this.
15590 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
15591 (mn10300_legitimize_address): ... this.
15592 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
15593 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
15594 (alpha_expand_mov): Adjust call.
15596 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
15597 * config/spu/spu.c (spu_legitimize_address): Likewise.
15598 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
15599 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
15601 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15603 * intl.c (locale_encoding, locale_utf8): New.
15604 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
15605 * intl.h (locale_encoding, locale_utf8): Declare.
15606 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
15607 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
15609 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
15611 (pp_tree_identifier): Define to call pp_base_tree_identifier.
15612 (pp_base_tree_identifier): Declare as function.
15613 (identifier_to_locale): Declare.
15614 * Makefile.in (pretty-print.o): Update dependencies.
15615 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
15617 2009-05-04 Richard Guenther <rguenther@suse.de>
15619 PR middle-end/40015
15620 * builtins.c (fold_builtin_memory_op): Do not decay to element
15621 type if the size matches the whole array.
15623 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15625 * expmed.c (synth_mult): When trying out a shift, pass the result
15628 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15630 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
15631 (shiftsub1_cost): New.
15632 (init_expmed): Compute shiftsub1_cost.
15633 (synth_mult): Optimize multiplications by constants of the form
15634 -(2^^m-1) for some constant positive integer m.
15636 2009-05-03 Richard Guenther <rguenther@suse.de>
15639 * c-typeck.c (array_to_pointer_conversion): Do not built
15640 ADDR_EXPRs of arrays of pointer-to-element type.
15641 * c-gimplify.c (c_gimplify_expr): Revert change fixing
15642 up wrong ADDR_EXPRs after-the-fact.
15643 * c-common.c (strict_aliasing_warning): Strip pointer
15644 conversions for obtaining the original type.
15645 * builtins.c (fold_builtin_memset): Handle array types.
15646 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
15649 2009-05-03 Richard Guenther <rguenther@suse.de>
15651 PR middle-end/23329
15652 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
15653 Do not lose casts from array types with unknown extent to array
15654 types with known extent.
15655 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
15656 alias set compatibility.
15658 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
15660 * flags.h (extra_warnings): Delete.
15661 * toplev.c (process_options): Handle Wuninitialized here.
15662 * opts.c (extra_warnings): Delete.
15663 (set_Wextra): Delete.
15664 (common_handle_option): -Wextra can be handled automatically.
15665 * c-opts.c (c_common_handle_option): Delete obsolete code.
15666 (c_common_post_options): Simplify comment.
15667 * common.opt (W): Add Var.
15669 (Wuninitialized): Initialize to -1.
15671 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
15672 Richard Guenther <rguenther@suse.de>
15674 * expr.c (get_def_for_expr): New function.
15675 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
15676 SSA rather than trees.
15677 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
15678 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
15680 2009-05-03 Joseph Myers <joseph@codesourcery.com>
15682 * c-common.c (reswords): Add _Imaginary.
15683 * c-common.c (enum rid): Add RID_IMAGINARY.
15685 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
15687 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
15688 Patch by Richard Guenther.
15690 2009-05-03 Anatoly Sokolov <aesok@post.ru>
15692 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
15693 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
15694 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
15695 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
15696 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
15697 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
15698 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
15699 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
15700 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
15701 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
15702 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
15703 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
15704 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
15705 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
15706 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
15707 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
15708 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
15709 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
15711 2009-05-02 Richard Guenther <rguenther@suse.de>
15713 PR tree-optimization/39940
15714 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
15717 2009-05-02 Richard Guenther <rguenther@suse.de>
15719 PR middle-end/40001
15720 * tree-ssa.c (execute_update_addresses_taken): Properly check
15721 if we can mark a variable DECL_GIMPLE_REG_P.
15722 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
15723 back to the end of the function.
15724 (is_gimple_reg_type): Remove complex type special casing.
15725 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
15728 2009-05-02 Ben Elliston <bje@au.ibm.com>
15730 * doc/collect2.texi (Collect2): Document search path behaviour
15731 when configured with --with-ld.
15733 2009-05-02 Jan Hubicka <jh@suse.cz>
15735 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
15736 parameter; update callers.
15737 (coalesce_cost_edge): EH edges are costier because they needs
15738 splitting even if not critical and even more costier when there are
15739 multiple EH predecestors.
15741 2009-05-02 Jan Hubicka <jh@suse.cz>
15743 * except.c (remove_eh_handler_and_replace): Handle updating after
15744 removing TRY blocks.
15746 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
15748 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
15750 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
15752 * varasm.c: Do not include c-pragma.h.
15753 * attribs.c: Do not incude c-common.h.
15755 2009-05-01 Michael Matz <matz@suse.de>
15757 * calls.c (initialize_argument_information): Handle SSA names like
15758 decls with a non MEM_P DECL_RTL.
15760 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15762 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
15763 * ipa-utils.c: Likewise.
15764 * ipa-type-escape.c: Likewise.
15765 * cgraphunit.c Do not include c-common.h.
15766 * ipa-pure-const.c: Likewise.
15767 * tree-if-conv.c: Likewise.
15768 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
15769 * ipa-struct-reorg.c: Likewise.
15770 * tree-nomudflap.c: Likewise.
15771 * tree-ssa-structalias.c: Likewise.
15773 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15775 * store-motion.c: Many cleanups to make this pass a first-class
15776 citizen instead of an appendix to gcse load motion. Add TODO list
15777 to make this pass faster/cleaner/better.
15779 (struct ls_expr): Post gcse.c-split cleanups.
15780 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
15781 "stores" field to "avail_stores".
15782 (pre_ldst_mems): Rename to store_motion_mems.
15783 (pre_ldst_table): Rename to store_motion_mems_table.
15784 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
15785 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
15786 (ldst_entry): Rename to st_expr_entry, update users.
15787 (free_ldst_entry): Rename to free_st_expr_entry, update users.
15788 (free_ldst_mems): Rename to free_store_motion_mems, update users.
15789 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
15791 (first_ls_expr): Rename to first_st_expr, update users.
15792 (next_ls_expr): Rename to next_st_expr, update users.
15793 (print_ldst_list): Rename to print_store_motion_mems. Print names of
15794 fields properly for store motion instead of names inherited from load
15796 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
15797 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
15800 (ae_kill): Rename to st_kill, update users.
15801 (ae_gen): Rename to st_avloc, update users.
15802 (transp): Rename to st_transp, update users.
15803 (pre_insert_map): Rename to st_insert_map, update users.
15804 (pre_delete_map): Rename to st_delete_map, update users.
15805 (insert_store, build_store_vectors, free_store_memory,
15806 one_store_motion_pass): Update for abovementioned changes.
15808 (gcse_subst_count, gcse_create_count): Remove.
15809 (one_store_motion_pass): New statistics counters "n_stores_deleted"
15810 and "n_stores_created", local variables.
15812 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
15815 (regvec, compute_store_table_current_insn): Remove.
15816 (reg_set_info, reg_clear_last_set): Remove.
15817 (compute_store_table): Use DF caches instead of local dataflow
15820 2009-05-01 Joseph Myers <joseph@codesourcery.com>
15822 * c-objc-common.c (c_tree_printer): Print identifiers with
15823 pp_identifier, not pp_string. Mark "({anonymous})" for
15825 * c-pretty-print.c (pp_c_ws_string): New.
15826 (pp_c_cv_qualifier, pp_c_type_specifier,
15827 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
15828 pp_c_storage_class_specifier, pp_c_function_specifier,
15829 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
15830 pp_c_primary_expression, pp_c_postfix_expression,
15831 pp_c_unary_expression, pp_c_shift_expression,
15832 pp_c_relational_expression, pp_c_equality_expression,
15833 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
15834 use pp_string and pp_c_ws_string in place of pp_identifier and
15835 pp_c_identifier for non-identifiers. Mark English strings for
15837 * c-pretty-print.h (pp_c_ws_string): Declare.
15839 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
15840 Roland McGrath <roland@redhat.com>
15842 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
15843 (ENABLE_LD_BUILDID): New configuration option.
15844 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
15845 (LINK_BUILDID_SPEC): New macro.
15846 (init_spec): If defined, prepend it between LINK_EH_SPEC and
15848 * doc/install.texi: Document --enable-linker-build-id option.
15849 * configure: Rebuild.
15850 * config.in: Rebuild.
15852 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
15854 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
15855 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
15856 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
15857 MIPS_GP_SAVE_AREA_SIZE.
15858 * config/mips/mips.c (struct mips_frame_info): Update comment
15859 before arg_pointer_offset and hard_frame_pointer_offset.
15860 (mips_compute_frame_info): Update diagram before function: to
15861 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
15862 indicate the position of frame_pointer_rtx with -fstack-protector and
15863 to show args_size. Don't allocate cprestore area for leaf functions
15864 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
15866 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
15868 2009-04-30 Michael Matz <matz@suse.de>
15870 PR tree-optimization/39955
15871 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
15873 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
15875 * ira.c (setup_cover_and_important_classes): Use safe macro
15876 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
15878 * genpreds.c (write_tm_preds_h): Output suitable definition of
15879 REG_CLASS_FOR_CONSTRAINT.
15881 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
15883 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
15885 * bitmap.c (bitmap_descriptor): Likewise.
15886 * ggc-common.c (loc_descriptor): Likewise.
15887 * varray.c (varray_descriptor): Likewise.
15888 * vec.c (vec_descriptor): Likewise.
15890 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
15892 * Makefile.in (dce.o): Add $(EXCEPT_H).
15893 * dce.c: Include except.h and delete redundant vector definitions.
15894 (deletable_insn_p): Return false for non-call insns that can throw
15897 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
15899 * gcse.c (ae_gen): Remove.
15900 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
15901 and make non-static function to make it available in store-motion.c.
15902 Update call sites with search-and-replace.
15903 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
15904 extract_mentioned_regs, extract_mentioned_regs_helper,
15905 find_moveable_store, compute_store_table, load_kills_store, find_loads,
15906 store_killed_in_insn, store_killed_after, store_killed_before,
15907 build_store_vectors, insert_insn_start_basic_block, insert-store,
15908 remove_reachable_equiv_notes, replace_store_insn, delete_store,
15909 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
15910 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
15911 * store-motion.c: ...new file. Also copy data structures from gcse.c
15912 and clean up to remove parts not used by store motion.
15913 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
15914 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
15916 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15919 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
15920 when optimizing for size.
15922 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
15924 * gcse.c (gcse_constant_p): Fix typo in last change.
15926 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
15928 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
15930 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
15932 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
15934 2009-04-29 James E. Wilson <wilson@codesourcery.com>
15936 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
15937 CONST_HIGH_PART result.
15939 2009-04-29 Anatoly Sokolov <aesok@post.ru>
15941 * config/avr/avr.c (initial_elimination_offset): Rename to
15942 avr_initial_elimination_offset.
15943 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
15944 change return type to bool.
15945 (avr_can_eliminate): New function.
15946 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
15947 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
15948 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
15949 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
15950 avr_initial_elimination_offset.
15951 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
15952 (avr_initial_elimination_offset): Define.
15954 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
15955 Steven Bosscher <steven@gcc.gnu.org>
15957 PR rtl-optimization/39938
15958 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
15959 * cfgrtl.c: Include insn-attr.h.
15960 (rest_of_pass_free_cfg): New function.
15961 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
15962 * resource.c (init_resource_info): Remove call to df_analyze.
15964 2009-04-29 Richard Guenther <rguenther@suse.de>
15967 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
15968 allow conversion to signed integers.
15970 2009-04-29 Richard Guenther <rguenther@suse.de>
15972 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
15973 shifts of floating point vectors if the shift amount is
15974 a constant multiple of the element size.
15976 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
15977 Michael Matz <matz@suse.de>
15979 PR middle-end/39927
15981 * tree-outof-ssa.c (emit_partition_copy): New function.
15982 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
15983 insert_part_to_rtx_on_edge): Perform the partition base var
15984 copy using emit_partition_copy.
15985 (insert_value_copy_on_edge): Convert constants to the right mode.
15986 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
15987 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
15989 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15991 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
15992 scan backwards to try to find a constant to initialize it.
15994 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
15995 insn before the loop_end instruction, don't look past labels.
15997 2009-04-29 Richard Guenther <rguenther@suse.de>
15999 PR middle-end/39937
16000 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
16001 loose type conversions.
16002 (forward_propagate_addr_expr): Fix tuplification bug. Remove
16003 stmts only if there are no uses of its definition.
16005 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16007 * config/bfin/bfin.h (splitting_loops): Declare.
16008 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
16009 Reorder bit definitions to be ascending.
16010 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
16011 * config/bfin/bfin.c (splitting_loops): New variable.
16012 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
16013 (struct loop_info): Remove members INIT and LOOP_INIT.
16014 (bfin_optimize_loop): Don't set them. Reorder the code that generates
16015 the LSETUP sequence. Allow LC to be loaded from any register, but
16016 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
16017 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
16019 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
16020 of reload_completed.
16023 * config/bfin/bfin.md (movsi_insn): Refine constraints.
16025 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
16027 * Makefile.in (PLUGIN_VERSION_H): New.
16028 (OBJS-common): Remove plugin-version.o.
16029 (plugin.o): Depend on (PLUGIN_VERSION_H).
16030 (plugin-version.o): Remove.
16031 * configure: Regenerate
16032 * configure.ac: Create plugin-version.h.
16033 * gcc-plugin.h (plugin_gcc_version): Remove.
16034 (plugin_default_version_check): Change signature.
16035 * plugin-version.c: Remove.
16036 * plugin.c: Include plugin-version.h.
16037 (str_plugin_gcc_version_name): Remove.
16038 (try_init_one_plugin): Pass gcc version to plugin_init.
16039 (plugin_default_version_check): Both gcc and plugin versions are now
16042 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16044 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
16045 problematic last insns. Test for TYPE_CALL rather than CALL_P.
16046 Remove special case testing for last insn of inner loops. Don't fail
16047 if the loop ends with a jump, emit an extra nop instead.
16049 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
16050 DREGS rather than comparing directly. Remove code that tries to
16051 account for latencies.
16053 2009-04-29 Richard Guenther <rguenther@suse.de>
16055 PR tree-optimization/39941
16056 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
16057 eliminating an indirect call.
16059 2009-04-29 Richard Guenther <rguenther@suse.de>
16061 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
16062 parameter. Allow invariants as base if !require_lvalue.
16063 (verify_gimple_assign_single): Adjust.
16065 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16067 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
16068 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
16069 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
16070 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
16071 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
16073 * config/bfin/bfin.c (bfin_expand_builtin,
16074 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
16076 2009-04-28 Richard Guenther <rguenther@suse.de>
16078 * tree-vect-loop.c (get_initial_def_for_induction): Use
16079 correct types for pointer increment.
16081 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16083 * toplev.c (print_version): Update GMP version string calculation.
16085 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
16087 PR rtl-optimization/39938
16088 * resource.c (init_resource_info): Add call to df_analyze.
16090 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16092 * config/alpha/alpha.md (usegp): Cast the result of
16093 alpha_find_lo_sum_using_gp to enum attr_usegp.
16094 * config/alpha/alpha.c (override_options): Remove end-of-structure
16095 marker element from cpu_table. Use array size of cpu_table to handle
16096 -mcpu and -mtune options.
16097 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
16099 2009-04-28 Joseph Myers <joseph@codesourcery.com>
16101 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
16102 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
16103 tune_32 and tune_64.
16104 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16105 support on PowerPC.
16106 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
16107 * config/rs6000/option-defaults.h: ... here. New file.
16108 (OPT_64, OPT_32): Define.
16109 (MASK_64BIT): Define to 0 if not already defined.
16110 (OPT_ARCH64, OPT_ARCH32): Define.
16111 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
16114 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16116 * config/arm/arm.c (arm_override_options): Emit error on using
16119 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16121 PR rtl-optimization/39914
16122 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16123 registers for allocnos created from user-defined variables only
16124 when not optimizing.
16126 2009-04-28 Richard Guenther <rguenther@suse.de>
16128 PR middle-end/39937
16129 * fold-const.c (fold_binary): Use distribute_real_division only
16132 2009-04-28 Steve Ellcey <sje@cup.hp.com>
16134 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
16135 add hpux-stdint.h to tm_file.
16136 (hppa[12]*-*-hpux11*): Ditto.
16137 (ia64*-*-hpux*): Ditto.
16138 * config/hpux-stdint.h: New.
16139 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
16140 __STDC_EXT__ for all compiles.
16141 * config/pa/pa-hpux.h: Ditto.
16142 * config/pa/pa-hpux10.h: Ditto.
16143 * config/pa/pa-hpux11.h: Ditto.
16145 2009-04-28 Catherine Moore <clm@codesourcery.com>
16147 * debug.h (set_name): Add comment.
16149 2009-04-28 Andrew Pinski <pinskia@gmail.com>
16152 * config/darwin.c (machopic_gen_offset): Check
16153 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
16154 * config/arm/arm.c (require_pic_register): Likewise.
16156 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
16158 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
16159 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
16160 m32c_promote_prototypes): Delete.
16162 2009-04-28 Michael Matz <matz@suse.de>
16164 PR middle-end/39922
16165 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
16168 2009-04-28 Richard Guenther <rguenther@suse.de>
16170 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
16172 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16174 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
16175 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
16176 * config/arm/arm-tune.md: Regenerate.
16178 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
16180 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
16181 block if there are complex incoming edges.
16182 (sel_merge_blocks): Remove useless assert.
16183 (sel_redirect_edge_and_branch): Check that edge was redirected.
16184 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
16185 (sel_find_rgns): Delete declaration.
16186 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
16187 the region when it is not a preheader.
16189 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16192 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
16194 2009-04-28 Richard Guenther <rguenther@suse.de>
16196 * tree.h (SSA_NAME_VALUE): Remove.
16197 (struct tree_ssa_name): Remove value_handle member.
16198 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
16199 array for jump threading.
16200 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
16202 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
16203 * tree-flow.h (threadedge_initialize_values): Declare.
16204 (threadedge_finalize_values): Likewise.
16205 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
16206 (SSA_NAME_VALUE): Define.
16207 (threadedge_initialize_values): New function.
16208 (threadedge_finalize_values): Likewise.
16209 * tree-ssa-dom.c (ssa_name_values): New global variable.
16210 (SSA_NAME_VALUE): Define.
16211 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
16213 2009-04-28 Ira Rosen <irar@il.ibm.com>
16215 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
16216 Use REPORT_VECTORIZED_LOCATIONS instead
16217 REPORT_VECTORIZED_LOOPS.
16218 * tree-vectorizer.c (vect_verbosity_level): Make static.
16219 (vect_loop_location): Rename to vect_location.
16220 (vect_set_verbosity_level): Update comment.
16221 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
16223 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
16224 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
16225 instead REPORT_UNVECTORIZED_LOOPS.
16226 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
16227 and vect_loop_def to vect_external_def and vect_internal_def.
16228 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
16229 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
16230 REPORT_UNVECTORIZED_LOCATIONS.
16231 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
16232 and vect_used_in_loop and to vect_unused_in_scope and
16233 vect_used_in_scope.
16234 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
16235 (vect_verbosity_level): Remove declaration.
16236 (vect_analyze_operations): Likewise.
16237 (vect_analyze_stmt): Declare.
16238 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
16239 REPORT_UNVECTORIZED_LOCATIONS.
16240 (vect_get_loop_niters): Fix indentation.
16241 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
16242 (vect_analyze_loop_operations): New function.
16243 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
16244 vect_analyze_operations.
16245 (vect_is_simple_reduction): Use new names.
16246 (vectorizable_live_operation, vect_transform_loop): Likewise.
16247 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
16248 to specify whether the data references can be a part of interleaving
16250 (vect_analyze_data_ref_dependence): Use new names.
16251 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
16252 (vect_create_addr_base_for_vector_ref): Remove redundant code.
16253 * tree-vect-patterns.c (widened_name_p): Use new names.
16254 (vect_recog_dot_prod_pattern): Likewise.
16255 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
16256 (process_use, vect_mark_stmts_to_be_vectorized,
16257 vect_model_simple_cost, vect_model_store_cost,
16258 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
16259 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
16260 vectorizable_operation, vectorizable_type_demotion,
16261 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
16262 vectorizable_condition): Likewise.
16263 (vect_analyze_operations): Split into vect_analyze_loop_operations
16265 (vect_analyze_stmt): ... new function.
16266 (new_stmt_vec_info): Use new names.
16267 (vect_is_simple_use): Use new names and fix comment.
16268 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
16269 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
16271 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16274 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
16275 and integer modes for x87 operands. Do not ICE for unsupported size,
16276 generate error instead. Generate error for unsupported operand types.
16277 ['z']: Do not handle HImode memory operands specially. Warning
16278 for floating-point operands. Fallthru to 'Z' for unsupported operand
16279 types. Do not ICE for unsupported size, generate error instead.
16280 (output_387_binary_op): Use %Z to output operands.
16281 (output_fp_compare): Ditto.
16282 (output_387_reg_move): Ditto.
16284 2009-04-28 Ben Elliston <bje@au.ibm.com>
16289 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16291 * builtins.c (c_strlen): Do not warn here.
16292 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16293 * c-common.c (pointer_int_sum): Take an explicit location.
16294 Warn about offsets out of bounds.
16295 * c-common.h (pointer_int_sum): Adjust declaration.
16297 2009-04-27 Ian Lance Taylor <iant@google.com>
16299 * collect2.c (is_ctor_dtor): Change type of ret field in struct
16301 * dce.c (run_fast_df_dce): Change type of old_flags to int.
16302 * df-core.c (df_set_flags): Change return type to int. Change
16303 type of old_flags to int.
16304 (df_clear_flags): Likewise.
16305 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
16306 (df_get_conditional_uses): Likewise.
16307 * df.h (df_set_flags, df_clear_flags): Update declarations.
16308 * dwarf2out.c (struct indirect_string_node): Change type of form
16309 field to enum dwarf_form.
16310 (AT_string_form): Change return type to enum dwarf_form.
16311 * fixed-value.c (fixed_compare): Add cast to enum type.
16312 * fwprop.c (update_df): Change 0 to VOIDmode.
16313 * gensupport.c: Change 0 to UNKNOWN.
16314 * gimple.h (gimple_cond_code): Add cast to enum type.
16315 * haifa-sched.c (reemit_notes): Add cast to enum type.
16316 * hooks.c (hook_int_void_no_regs): Remove function.
16317 * hooks.h (hook_int_void_no_regs): Remove declaration.
16318 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
16319 * predict.c (combine_predictions_for_insn): Add casts to enum type.
16320 * real.c (real_arithmetic): Add cast to enum type.
16321 (real_compare): Likewise.
16322 * target.h (struct gcc_target): Change return type of
16323 branch_target_register_class to enum reg_class.
16324 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
16325 default_branch_target_register_class.
16326 * targhooks.c (default_branch_target_register_class): New function.
16327 * targhooks.h (default_branch_target_register_class): Declare.
16328 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
16329 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
16331 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
16333 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
16334 vect_uninitialized_def. Change 0 to ERROR_MARK.
16335 * tree-vect-stmts.c (supportable_widening_operation): Don't
16336 initialize icode1 and icode2.
16337 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
16338 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
16340 (cmn_err_flag_specs): Change 0 to STD_C89.
16341 (cmn_err_char_table): Likewise.
16342 * config/arm/arm.c (get_arm_condition_code): Change type of code
16343 to enum arm_cond_code.
16344 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
16345 (IWMMXT_BUILTIN2): Likewise.
16346 (neon_builtin_type_bits): Don't define typedef.
16347 (neon_builtin_datum): Change type of bits field to int.
16348 (arm_expand_neon_args): Add cast to enum type.
16349 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
16351 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
16352 casts to enum type.
16353 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
16355 * config/mips/mips.md (jal_macro): Return enum constant.
16356 (single_insn): Likewise.
16357 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
16359 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16360 casts to enum type.
16361 * config/s390/s390.c (s390_tune_flags): Change type to int.
16362 (s390_arch_flags): Likewise.
16363 (s390_handle_arch_option): Change flags field of struct pta to int.
16364 * config/s390/s390.h (s390_tune_flags): Update declaration.
16365 (s390_arch_flags): Likewise.
16366 * config/sh/sh.c (prepare_move_operands): Compare
16367 tls_symbolic_operand result with enum constant.
16368 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
16369 (sh_expand_prologue): Add cast to enum type.
16370 (sh_expand_epilogue): Likewise.
16371 (tls_symbolic_operand): Change return type to enum tls_model.
16372 (fpscr_set_from_mem): Add cast to enum type.
16373 (legitimize_pic_address): Compare tls_symbolic_operand result with
16375 (sh_target_reg_class): Change return type to enum reg_class.
16376 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
16378 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
16379 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
16380 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
16381 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
16382 (delayed_branch, tls_call_delay): Likewise.
16383 (eligible_for_sibcall_delay): Likewise.
16384 (eligible_for_return_delay): Likewise.
16385 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
16386 (spu_expand_builtin_1): Likewise.
16388 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
16389 for all types of conversions.
16390 (output_init_element): Issue -Wc++-compat warning if needed when
16391 initializing a bitfield with enum type.
16392 * c-parser.c (c_parser_expression): Set original_type to
16393 original_type of right hand operand of comma operator.
16395 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16397 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
16399 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
16400 * doc/cpp.texi (Standard Predefined Macros)
16401 (Implementation-defined behavior): Likewise.
16402 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
16403 * doc/gimple.texi (GIMPLE Exception Handling)
16404 (@code{GIMPLE_ASSIGN}): Likewise.
16405 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
16406 * doc/invoke.texi (Warning Options, Optimize Options)
16407 (AVR Options, Darwin Options): Likewise.
16408 (Optimize Options): Reformulate -fwhole-program description.
16409 * doc/loop.texi (Lambda): Likewise.
16410 * doc/md.texi (Output Template, Define Constraints)
16411 (Standard Names, Insn Splitting): Likewise.
16412 * doc/options.texi (Option properties): Likewise.
16413 * doc/passes.texi (Tree-SSA passes): Likewise.
16414 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
16415 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
16416 (File Names and DBX): Likewise.
16417 * doc/trouble.texi (Incompatibilities): Likewise.
16419 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16421 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
16422 instruction is correct.
16424 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16426 Allow non-constant arguments to conversion intrinsics.
16427 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
16428 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
16429 * spu.c (print_operand): Handle 'v' and 'w'.
16430 (exp2_immediate_p, spu_gen_exp2): Define.
16431 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
16432 spu_convtf_1): Update parameter descriptions.
16433 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
16434 * constraints.md ('v', 'w'): New.
16435 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
16437 (i2f, I2F): New define_mode_attr.
16438 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
16439 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
16440 fixuns_truncv4sfv4si2): Update to use mode attribute.
16441 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
16442 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
16443 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
16444 patterns for combine.
16446 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
16448 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
16449 (cprop, hoist, pre, store_motion): New debug counters.
16450 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
16451 is not an RTL pass anymore.
16452 (pass_profiling): Remove extern decl for pass removed in 2005.
16453 (pass_gcse, pass_jump_bypass): Remove.
16454 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
16455 to 0 for clean state.
16456 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
16457 * cse.c (gate_handle_cse_after_global_opts,
16458 rest_of_handle_cse_after_global_opts): New functions.
16459 (pass_cse_after_global_opts): New pass, does local CSE.
16460 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
16461 (TV_CPROP): New timevar.
16462 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
16463 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
16464 (gcse_main, recompute_all_luids): Remove.
16465 (compute_hash_table_work): Call max_reg_num instead of reading
16467 (cprop_jump): Don't set run_jump_opt_after_gcse.
16468 (constprop_register): Always allow to alter jumps.
16469 (cprop_insn): Likewise.
16470 (do_local_cprop): Likewise.
16471 (local_cprop_pass): Likewise. Return non-zero if something changed.
16472 (cprop): Remove function, fold interesting bits into one_cprop_pass.
16473 (find_implicit_sets): Add note about missed optimization opportunity.
16474 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
16475 pass_rtl_cprop execute function.
16476 Don't bother tracking the pass number, each pass gets its own dumpfile
16478 Always allow to alter jumpsand bypass jumps.
16479 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
16480 will just find no suitable set.
16481 (pre_edge_insert): Fix dumping, this function is for PRE only.
16482 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
16483 pass_rtl_pre execute function.
16484 (hoist_code): Return non-zero if something changed. Keep track of
16485 substitutions and insertions for statistics gathering similar to PRE.
16486 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
16487 called from the pass_rtl_hoist execute function. Show pass statistics.
16488 (compute_store_table): Use max_reg_num directly instead of using the
16489 formerly global max_gcse_regno.
16490 (build_store_vectors): Likewise.
16491 (replace_store_insn): Fix dumping.
16492 (store_motion): Rename to ...
16493 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
16494 pass, called from the pass_rtl_store_motion execute function. Keep
16495 track of substitutions and insertions for statistics gathering similar
16497 (bypass_jumps): Remove, fold interesting bits into ...
16498 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
16499 from the pass_rtl_cprop execute function.
16500 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
16501 pass_jump_bypass): Remove.
16502 (gate_handle_gcse, rest_of_handle_gcse): Remove.
16503 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
16504 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
16505 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
16506 (gate_rtl_store_motion, execute_rtl_store_motion,
16507 pass_rtl_store_motion): New.
16508 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
16509 make it clear that -fcse-skip-blocks is a no-op for backward compat.
16510 * passes.c (init_optimization_passes): Remove pass_gcse and
16511 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
16512 and cse_after_global_opts in place of pass_gcse. Schedule cprop
16513 instead of pass_jump_bypass.
16515 2009-04-27 Richard Guenther <rguenther@suse.de>
16517 PR middle-end/39928
16518 * gimplify.c (gimplify_expr): If we are required to create
16519 a temporary make sure it ends up as register.
16521 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
16524 * config/i386/i386.c (construct_container): Don't call
16525 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
16526 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
16528 2009-04-27 Michael Matz <matz@suse.de>
16530 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
16531 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
16532 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
16533 (dump_replaceable_exprs): Take a bitmap.
16534 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
16536 (expand_gimple_basic_block): Likewise.
16537 * tree-ssa-ter.c (struct temp_expr_table_d): Make
16538 replaceable_expressions member a bitmap.
16539 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
16540 (mark_replaceable): Likewise.
16541 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
16542 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
16544 2009-04-27 Richard Guenther <rguenther@suse.de>
16546 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
16547 (verify_stmts): Dispatch to gimple/type verification code.
16548 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
16549 issue with call argument types.
16551 2009-04-27 Michael Matz <matz@suse.de>
16553 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
16554 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
16557 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
16558 Eric Botcazou <ebotcazou@adacore.com>
16560 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
16561 a label's basic block.
16562 (mark_target_live_regs): Tidy and rework obsolete comments.
16563 Change back DF problem to LIVE. If a label starts a basic block,
16564 assume that all registers that used to be live then still are.
16565 (init_resource_info): If a label starts a basic block, set its
16566 BLOCK_FOR_INSN accordingly.
16567 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
16569 2009-04-27 Richard Guenther <rguenther@suse.de>
16571 * tree-flow-inline.h (function_ann): Remove.
16572 (get_function_ann): Likewise.
16573 * tree-dfa.c (create_function_ann): Remove.
16574 * tree-flow.h (struct static_var_ann_d): Remove.
16575 (struct function_ann_d): Likewise.
16576 (union tree_ann_d): Remove fdecl member.
16577 (function_ann_t): Remove.
16578 (function_ann, get_function_ann, create_function_ann): Remove
16581 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
16583 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
16585 2009-04-27 Jan Hubicka <jh@suse.cz>
16587 * ipa-pure-const.c (struct funct_state_d): New fields
16588 state_previously_known, looping_previously_known; remove
16589 state_set_in_source.
16590 (analyze_function): Use new fields.
16591 (propagate): Avoid assumption that state_set_in_source imply
16594 * tree-ssa-loop-niter.c (finite_loop_p): New function.
16595 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
16596 * cfgloop.h (finite_loop_p): Declare.
16598 2009-04-26 Michael Matz <matz@suse.de>
16600 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
16602 2009-04-26 Michael Matz <matz@suse.de>
16604 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
16605 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
16606 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
16607 pass_mark_used_blocks): Remove.
16608 * tree-optimize.c (pass_free_datastructures,
16609 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
16610 * passes.c (init_optimization_passes): Don't call
16611 pass_mark_used_blocks, remove dead code.
16613 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
16615 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
16616 * tree-ssa-live.h (register_ssa_partition): Likewise.
16618 2009-04-26 Michael Matz <matz@suse.de>
16621 * builtins.c (fold_builtin_next_arg): Handle SSA names.
16622 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
16623 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
16625 (compare_pairs): Swap cost comparison.
16626 (coalesce_ssa_name): Don't use change_partition_var.
16627 * tree-nrv.c (struct nrv_data): Add modified member.
16628 (finalize_nrv_r): Set it.
16629 (tree_nrv): Use it to update statements.
16630 (pass_nrv): Require PROP_ssa.
16631 * tree-mudflap.c (mf_decl_cache_locals,
16632 mf_build_check_statement_for): Use make_rename_temp.
16633 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
16634 * alias.c (find_base_decl): Handle SSA names.
16635 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
16636 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
16637 * rtl.h (set_reg_attrs_for_parm): Declare.
16638 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
16639 to "optimized", remove unused locals at finish.
16640 (execute_free_datastructures): Make global, call
16641 delete_tree_cfg_annotations.
16642 (execute_free_cfg_annotations): Don't call
16643 delete_tree_cfg_annotations.
16645 * ssaexpand.h: New file.
16646 * expr.c (toplevel): Include ssaexpand.h.
16647 (expand_assignment): Handle SSA names the same as register variables.
16648 (expand_expr_real_1): Expand SSA names.
16649 * cfgexpand.c (toplevel): Include ssaexpand.h.
16650 (SA): New global variable.
16651 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
16652 (SSAVAR): New macro.
16653 (set_rtl): New helper function.
16654 (add_stack_var): Deal with SSA names, use set_rtl.
16655 (expand_one_stack_var_at): Likewise.
16656 (expand_one_stack_var): Deal with SSA names.
16657 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
16658 before unique numbers.
16659 (expand_stack_vars): Use set_rtl.
16660 (expand_one_var): Accept SSA names, add asserts for them, feed them
16661 to above subroutines.
16662 (expand_used_vars): Expand all partitions (without default defs),
16663 then only the local decls (ignoring those expanded already).
16664 (expand_gimple_cond): Remove edges when jumpif() expands an
16665 unconditional jump.
16666 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
16667 or remove abnormal edges. Ignore insns setting the LHS of a TERed
16669 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
16670 members of SA; deal with PARM_DECL partitions here; expand
16671 all PHI nodes, free tree datastructures and SA. Commit instructions
16672 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
16673 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
16674 info and statements at start, collect garbage at finish.
16675 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
16676 (VAR_ANN_PARTITION) Remove.
16677 (change_partition_var): Don't declare.
16678 (partition_to_var): Always return SSA names.
16679 (var_to_partition): Only accept SSA names.
16680 (register_ssa_partition): Only check argument.
16681 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
16683 (delete_var_map): Don't free it.
16684 (var_union): Only accept SSA names, simplify.
16685 (partition_view_init): Mark only useful SSA names as used.
16686 (partition_view_fini): Only deal with SSA names.
16687 (change_partition_var): Remove.
16688 (dump_var_map): Use ssa_name instead of partition_to_var member.
16689 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
16691 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
16692 (struct _elim_graph): New member const_dests; nodes member vector of
16694 (set_location_for_edge): New static helper.
16695 (create_temp): Remove.
16696 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
16697 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
16698 (new_elim_graph): Allocate const_dests member.
16699 (clean_elim_graph): Truncate const_dests member.
16700 (delete_elim_graph): Free const_dests member.
16701 (elim_graph_size): Adapt to new type of nodes member.
16702 (elim_graph_add_node): Likewise.
16703 (eliminate_name): Likewise.
16704 (eliminate_build): Don't take basic block argument, deal only with
16705 partition numbers, not variables.
16706 (get_temp_reg): New static helper.
16707 (elim_create): Use it, deal with RTL temporaries instead of trees.
16708 (eliminate_phi): Adjust all calls to new signature.
16709 (assign_vars, replace_use_variable, replace_def_variable): Remove.
16710 (rewrite_trees): Only do checking.
16711 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
16712 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
16713 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
16714 contains_tree_r, MAX_STMTS_IN_LATCH,
16715 process_single_block_loop_latch, analyze_edges_for_bb,
16716 perform_edge_inserts): Remove.
16717 (expand_phi_nodes): New global function.
16718 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
16719 functions, initialize new parameter, remember partitions having a
16721 (finish_out_of_ssa): New global function.
16722 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
16723 don't reset in_ssa_p here, don't disable TER when mudflap.
16724 (pass_del_ssa): Remove.
16725 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
16727 (execute_free_datastructures): Declare.
16728 * Makefile.in (SSAEXPAND_H): New variable.
16729 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
16730 * basic-block.h (commit_one_edge_insertion): Declare.
16731 * passes.c (init_optimization_passes): Move pass_nrv and
16732 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
16733 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
16734 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
16735 (redirect_branch_edge): Deal with super block when expanding, split
16736 out jump patching itself into ...
16737 (patch_jump_insn): ... here, new static helper.
16739 2009-04-26 Michael Matz <matz@suse.de>
16741 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
16742 beyond num_ssa_names.
16743 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
16744 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
16746 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16748 PR inline-asm/39543
16749 * fwprop.c (forward_propagate_asm): New function.
16750 (forward_propagate_and_simplify): Propagate also into __asm, if it
16751 doesn't increase the number of referenced registers.
16754 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
16756 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16758 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
16759 note_nonlocal_vla_type for nonlocal VLAs.
16760 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
16761 contains_remapped_vars, remap_vla_decls): New functions.
16762 (convert_nonlocal_reference_stmt): If not optimizing, call
16763 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
16764 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
16765 if it wasn't found in var_map.
16766 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
16767 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
16768 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
16770 * gimplify.c (nonlocal_vlas): New variable.
16771 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
16773 (gimplify_body): Create and destroy nonlocal_vlas.
16775 * dwarf2out.c (loc_descr_plus_const): New function.
16776 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
16777 mem_loc_descriptor, loc_descriptor_from_tree_1,
16778 descr_info_loc, gen_variable_die): Use it.
16780 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
16781 !TREE_STATIC VAR_DECLs.
16782 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
16783 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
16784 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
16785 DECL_BY_REFERENCE is valid.
16786 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
16787 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
16788 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
16789 Copy DECL_BY_REFERENCE.
16790 (struct nesting_copy_body_data): New type.
16791 (nesting_copy_decl): New function.
16792 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
16793 if they have variable length.
16795 2009-04-26 Michael Matz <matz@suse.de>
16797 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
16798 mark new temporaries for renaming.
16800 2009-04-26 Joseph Myers <joseph@codesourcery.com>
16803 * c-decl.c (global_bindings_p): Return negative value.
16804 (c_variable_size): New. Based on variable_size from
16806 (grokdeclarator): Call c_variable_size not variable_size.
16808 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
16810 * config/i386/i386.c (print_operand) ['z']: Fix typo.
16812 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
16814 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
16815 Redefine it to just use mingw/include.
16816 (ASM_SPEC): Rules for -m32 and -m64.
16817 (LINK_SPEC): Use Likewise.
16818 (SPEC_32): New define.
16819 (SPEC_64): Likewise.
16820 (SUB_LINK_SPEC): Likewise.
16821 (MULTILIB_DEFAULTS): New define.
16822 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
16823 Add multilib options.
16824 (MULTILIB_DIRNAMES): Likewise.
16825 (MULTILIB_OSDIRNAMES): Likewise.
16826 (LIBGCC): Likewise.
16827 (INSTALL_LIBGCC): Likewise.
16829 2009-04-26 Joseph Myers <joseph@codesourcery.com>
16832 * c-tree.h (enum c_inline_static_type): New.
16833 (record_inline_static): Declare.
16834 * c-decl.c (struct c_inline_static, c_inline_statics,
16835 record_inline_static, check_inline_statics): New.
16836 (pop_file_scope): Call check_inline_statics.
16837 (start_decl): Call record_inline_static instead of pedwarning
16838 directly for static in inline function.
16839 * c-typeck.c (build_external_ref): Call record_inline_static
16840 instead of pedwarning directly for static referenced in inline
16843 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
16845 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
16846 not new but only being rescanned.
16847 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
16848 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
16849 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
16850 record_set_info, compute_set, grealloc): Remove.
16851 (recompute_all_luids): New function.
16852 (gcse_main): Don't compute sets, and don't do related memory
16853 allocations/free-ing. If something changed before the end of the
16854 pass, update LUIDs using recompute_all_luids.
16855 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
16856 (free_gcse_mem): Don't free it either.
16857 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
16858 Use the df insn LUIDs.
16859 (load_killed_in_block): Likewise.
16860 (compute_hash_table_work): Don't compute reg_set_in_block.
16861 (compute_transp): Use DF_REG_DEF_CHAINs.
16862 (local_cprop_pass): Don't use compute_sets and related functions.
16863 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
16864 Use get_max_uid() instead of max_cuid.
16865 (insert_insn_end_basic_block, pre_insert_copy_insn,
16866 update_ld_motion_stores): Don't try to
16867 keep reg_set tables up to date.
16868 (pre_insert_copies): Use df insn LUIDs.
16869 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
16870 (reg_set_info): Don't use extra bitmap argument.
16871 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
16872 information to compute regs_set_in_block.
16873 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
16874 (bypass_jumps): Don't use compute_sets and friends.
16876 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16879 * opts.c (undocumented_msg): Do not leave blank even with
16882 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16884 * c-decl.c (build_enumerator): Allow values folding to integer
16885 constants but not integer constant expressions with a pedwarn if
16888 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16891 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
16892 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
16893 type is an integer constant.
16895 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
16898 * config/i386/i386.c (print_operand) ['z']: Revert handling of
16901 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16904 * c-decl.c (grokdeclarator): Diagnose declarations of functions
16905 with variably modified return type and no storage class
16906 specifiers, except for the case of nested functions. Distinguish
16907 extern declarations of functions with variably modified return
16908 types from those of objects with variably modified types.
16910 2009-04-25 Jan Hubicka <jh@suse.cz>
16912 * tree.c (list_equal_p): New function.
16913 * tree.h (list_equal_p): Declare.
16914 * coretypes.h (edge_def, edge, const_edge, basic_block_def
16915 basic_block_def, basic_block, const_basic_block): New.
16916 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
16917 (redirect_eh_edge): New function.
16918 (make_eh_edge_update_phi): EH edges are not abnormal.
16919 * except.c: Include tree-flow.h.
16920 (list_match): New function.
16921 (eh_region_replaceable_by_p): New function.
16922 (replace_region): New function.
16923 (hash_type_list): New function.
16924 (hash_eh_region): New function.
16925 (eh_regions_equal_p): New function.
16926 (merge_peers): New function.
16927 (remove_unreachable_regions): Verify EH tree when checking;
16929 (copy_eh_region_1): New function.
16930 (copy_eh_region): New function.
16931 (push_reachable_handler): New function.
16932 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
16933 regions without label but with live RESX.
16934 * except.h (redirect_eh_edge_to_label): New.
16935 * tree-flow.h (redirect_eh_edge): New.
16936 * coretypes.h (edge_def, edge, const_edge, basic_block_def
16937 basic_block_def, basic_block, const_basic_block): Remove.
16938 * Makefile.in (except.o): Add dependency on tree-flow.h
16939 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
16940 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
16943 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
16946 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
16947 on the destination of memcpy.
16949 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
16951 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
16952 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
16953 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
16955 2009-04-25 Jan Hubicka <jh@suse.cz>
16957 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
16958 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
16959 to be reached by different label than left.
16960 (update_eh_edges): Update comment; remove edge_to_remove if possible
16961 and return true if suceeded.
16962 (cleanup_empty_eh): Accept sharing map; handle shared regions.
16963 (cleanup_eh): Compute sharing map.
16964 * except.c (remove_eh_handler_and_replace): Add argument if we should
16966 (remove_unreachable_regions): Update for label sharing.
16967 (label_to_region_map): Likewise.
16968 (get_next_region_sharing_label): New function.
16969 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
16971 (remove_eh_handler): Update.
16972 (remove_eh_region_and_replace_by_outer_of): New function.
16973 * except.h (struct eh_region): Add next_region_sharing_label.
16974 (remove_eh_region_and_replace_by_outer_of,
16975 get_next_region_sharing_label): Declare.
16976 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
16978 2009-04-25 Jan Hubicka <jh@suse.cz>
16980 * tree-cfg.c (split_critical_edges): Split also edges where we can't
16981 insert code even if they are not critical.
16983 2009-04-25 Jan Hubicka <jh@suse.cz>
16985 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
16986 (gimple_can_remove_branch_p): EH edges won't remove branch by
16988 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
16989 updating of non-abnormal EH edges.
16990 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
16991 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
16992 (split_critical_edges): Split also edges where emitting code on them
16993 will lead to splitting later.
16995 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
16996 H.J. Lu <hongjiu.lu@intel.com>
16999 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
17000 the configured assembler supports fildq and fistpq mnemonics.
17001 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
17002 * configure: Regenerated.
17003 * config.in: Ditto.
17005 * config/i386/i386.c (print_operand): Handle 'Z'.
17006 ['z']: Remove handling of special fild/fist suffixes.
17007 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
17008 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
17009 suffix of fild insn.
17010 (*floatsi<mode>2_vector_mixed): Ditto.
17011 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
17012 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
17013 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17014 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
17015 * config/i386/gas.h (GAS_MNEMONICS): Remove.
17017 2009-04-25 Ben Elliston <bje@au.ibm.com>
17019 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
17020 the source of a set operation.
17022 2009-04-25 Anatoly Sokolov <aesok@post.ru>
17024 * target.h (struct gcc_target): Add case_values_threshold field.
17025 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
17026 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
17027 * targhooks.c (default_case_values_threshold): New function.
17028 * targhooks.h (default_case_values_threshold): Declare function.
17029 * stmt.c (expand_case): Use case_values_threshold target hook.
17030 * expr.h (case_values_threshold): Remove declartation.
17031 * expr.c (case_values_threshold): Remove function.
17032 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
17034 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
17035 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17036 (avr_case_values_threshold): Declare as static.
17037 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
17039 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
17040 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17041 (mn10300_case_values_threshold): New function.
17043 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17045 * ira.c (setup_cover_and_important_classes): Add enum cast.
17047 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
17049 * genpreds.c (write_enum_constraint_num): Output definition of
17050 CONSTRAINT_NUM_DEFINED_P macro.
17051 * ira.c (setup_cover_and_important_classes): Use
17052 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
17054 2009-04-24 DJ Delorie <dj@redhat.com>
17056 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
17057 __SH2A_SINGLE_ONLY__ also.
17059 2009-04-24 Steve Ellcey <sje@cup.hp.com>
17061 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
17062 (movdf_internal): Ditto.
17063 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
17064 SFmode and DFmode constants.
17065 (ia64_print_operand): Add 'G' format for printing
17066 floating point constants.
17068 2009-04-24 Richard Guenther <rguenther@suse.de>
17070 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
17071 from unsigned additions.
17073 2009-04-24 Joseph Myers <joseph@codesourcery.com>
17075 * c-typeck.c (set_init_index): Allow array designators that are
17076 not integer constant expressions with a pedwarn if pedantic.
17078 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17080 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
17081 zero if no overlap in nonzero bits between the operands.
17083 2009-04-24 Ian Lance Taylor <iant@google.com>
17085 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
17086 (record_dead_and_set_regs): Likewise.
17087 * df.h (struct df_mw_hardreg): Change flags field to int.
17088 (struct df_base_ref): Likewise.
17089 (struct df): Change changeable_flags field to int.
17090 * df-scan.c (df_defs_record): Change clobber_flags to int.
17091 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
17092 constants rather than #define macros.
17093 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
17094 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
17095 (enum dwarf_calling_convention): Likewise.
17096 (enum dwarf_line_number_x_ops): Likewise.
17097 (enum dwarf_call_frame_info): Likewise.
17098 (enum dwarf_source_language): Likewise.
17099 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
17100 (add_calling_convention_attribute): Likewise.
17101 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
17102 (combine_comparisons): Change compcode to int. Add cast to enum type.
17103 * genrecog.c (maybe_both_true_2): Change c to int.
17104 (write_switch): Likewise. Add cast to enum type.
17105 * gimplify.c (gimplify_omp_for): Handle return values from
17106 gimplify_expr using MIN rather than bitwise or.
17107 (gimplify_expr): Add cast to enum type.
17108 * ipa-prop.c (update_jump_functions_after_inlining): Change
17109 IPA_BOTTOM to IPA_JF_UNKNOWN.
17110 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
17111 Add casts to enum type.
17112 (setup_cover_and_important_classes): Change cl to int. Add casts
17114 (setup_class_translate): Change cl and mode to int.
17115 (ira_init_once): Change mode to int.
17116 (free_register_move_costs): Likewise.
17117 (setup_prohibited_mode_move_regs): Add casts to enum type.
17118 * langhooks.c (add_builtin_function_common): Rework assertion that
17119 value fits bitfield.
17120 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
17121 * omega.c (omega_do_elimination): Avoid math on enum types.
17122 * optabs.c (expand_vec_shift_expr): Remove casts to int.
17123 * opts.c (set_debug_level): Change 2 to enum constant. Use new
17124 int local to handle integral_argment value.
17125 * regmove.c (try_auto_increment): Change PUT_MODE to
17127 * reload.c (push_secondary_reload): Add casts to enum type.
17128 (secondary_reload_class, find_valid_class): Likewise.
17129 * reload1.c (emit_input_reload_insns): Likewise.
17130 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
17131 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
17132 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
17134 * tree.c (build_common_builtin_nodes): Add casts to enum type.
17135 * tree-complex.c (complex_lattice_t): Typedef to int rather than
17137 (expand_complex_libcall): Add casts to enum type.
17138 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
17139 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
17140 with ERROR_MARK, not NUM_TREE_CODES.
17141 (vect_create_epilog_for_reduction): Likewise.
17142 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
17143 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
17144 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
17146 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
17147 vect_unused_in_loop. Change 0 to loop_vect.
17148 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
17149 * var-tracking.c (get_init_value): Change return type to enum
17151 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
17152 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
17154 (arm_override_options): Add casts to enum type.
17155 (arm_emit_tls_decoration): Likewise.
17156 * config/i386/i386.c (ix86_function_specific_restore): Add casts
17158 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
17159 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
17160 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
17162 * config/s390/s390.c (code_for_builtin_64): Change to array of
17164 (code_for_builtin_31): Likewise.
17165 (s390_expand_builtin): Change code_for_builtin to enum insn_code
17167 * config/sparc/sparc.c (sparc_override_options): Change value
17168 field in struct code_model to enum cmodel. In initializer change
17169 0 to NULL and add cast to enum type.
17171 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
17172 Change all callers. Issue a -Wc++-compat warning using
17173 lhs_origtype if necessary.
17174 (convert_for_assignment): Issue -Wc++-compat warnings about
17175 invalid conversions to enum type on assignment.
17176 * c-common.h (build_modify_expr): Update declaration.
17178 2009-04-24 Nick Clifton <nickc@redhat.com>
17180 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
17181 (function_arg_advance): Likewise.
17182 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
17185 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17187 * config/s390/constraints.md ('I', 'J'): Fix condition.
17189 2009-04-24 Diego Novillo <dnovillo@google.com>
17191 * gengtype-parse.c (parse_error): Add newline after message.
17193 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17195 * config/i386/sse.md (avxmodesuffixs): Removed.
17196 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
17197 (*avx_pinsr<ssevecsize>): This.
17199 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17201 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
17202 follow chains of regs with a single definition, and allow expressions
17203 that are function_invariant_p.
17204 (simple_rhs_p): Allow expressions that are function_invariant_p.
17206 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
17208 PR middle-end/39867
17209 * fold-const.c (fold_cond_expr_with_comparison): When folding
17210 > and >= to MAX, make sure the MAX uses the same type as the
17211 comparison's operands.
17213 2009-04-24 Nick Clifton <nickc@redhat.com>
17215 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
17216 addressing for DImode accesses.
17217 (frv_print_operand_address): Handle PLUS case.
17218 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
17220 2009-04-24 Jakub Jelinek <jakub@redhat.com>
17222 PR rtl-optimization/39794
17223 * alias.c (canon_true_dependence): Add x_addr argument.
17224 * rtl.h (canon_true_dependence): Adjust prototype.
17225 * cse.c (check_dependence): Adjust canon_true_dependence callers.
17226 * cselib.c (cselib_invalidate_mem): Likewise.
17227 * gcse.c (compute_transp): Likewise.
17228 * dse.c (scan_reads_nospill): Likewise.
17229 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
17230 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
17231 canon_base_addr of the group, plus optional offset.
17232 (struct group_info): Rename canon_base_mem to
17234 (get_group_info): Set canon_base_addr to canon_rtx of base, not
17235 canon_rtx of base_mem.
17237 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
17239 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
17240 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
17242 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17244 * config/spu/spu-builtins.h: Delete file.
17246 * config/spu/spu.h (enum spu_builtin_type): Move here from
17248 (struct spu_builtin_description): Likewise. Add GTY marker.
17249 Do not use enum spu_function_code or enum insn_code.
17250 (spu_builtins): Add extern declaration.
17252 * config/spu/spu.c: Do not include "spu-builtins.h".
17253 (enum spu_function_code, enum spu_builtin_type_index,
17254 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
17255 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
17256 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
17257 unsigned_V2DI_type_node): Move here from spu-builtins.h.
17258 (spu_builtin_types): Make static. Add GTY marker.
17259 (spu_builtins): Add extern declaration with GTY marker.
17260 Include "gt-spu.h".
17262 * config/spu/spu-c.c: Do not include "spu-builtins.h".
17263 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
17264 Check programmatically whether all parameters are scalar.
17266 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
17268 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
17270 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
17271 assignment from the constructor either if the target is volatile.
17273 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
17275 * config/arm/arm.md (insv): Do not share operands[0].
17277 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
17279 * config/vxlib-tls.c (active_tls_threads): Delete.
17280 (delete_hook_installed): New.
17281 (tls_delete_hook): Don't delete the delete hook.
17282 (tls_destructor): Delete it here.
17283 (__gthread_set_specific): Adjust installing the delete hook.
17284 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
17285 __gthread_leave_tsd_dtor_context.
17287 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
17289 * c-format.c (gcc_tdiag_char_table): Add support for %E.
17291 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
17293 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
17295 (alpha_rtx_costs): Ditto.
17296 (emit_unlikely_jump): Use add_reg_note.
17297 (emit_frame_store_1): Ditto.
17298 (alpha_expand_prologue): Ditto.
17299 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17300 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
17302 2009-04-23 Nick Clifton <nickc@redhat.com>
17304 * config/v850/v850.md (epilogue): Remove suppressed code.
17305 (return): Rename to return_simple and remove test of frame size.
17306 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
17307 to gen_return_simple.
17309 2009-04-22 Jing Yu <jingyu@google.com>
17312 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
17314 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17317 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
17318 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
17319 value is a VECTOR_CST, the element type is the element type of the
17322 2009-04-22 DJ Delorie <dj@redhat.com>
17324 * config/m32c/m32c.h: Update GTY annotations to new syntax.
17326 2009-04-22 Jakub Jelinek <jakub@redhat.com>
17328 * alias.c (find_base_term): Move around LO_SUM case, so that
17329 CONST falls through into PLUS/MINUS handling.
17332 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
17333 into 0, use omit_one_operand.
17335 2009-04-23 Ben Elliston <bje@au.ibm.com>
17337 * config/rs6000/linux-unwind.h (get_regs): Remove type
17338 puns. Change the type of `pc' to an array of unsigned ints and
17339 update all users. Constify frame24.
17341 2009-04-22 DJ Delorie <dj@redhat.com>
17343 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
17344 declarations before code.
17345 (current_function_special_page_vector): Likewise.
17346 (m32c_expand_insv): Silence a warning.
17348 2009-04-21 Taras Glek <tglek@mozilla.com>
17350 * alias.c: Update GTY annotations to new syntax.
17351 * basic-block.h: Likewise.
17352 * bitmap.h: Likewise.
17353 * c-common.h: Likewise.
17354 * c-decl.c: Likewise.
17355 * c-parser.c: Likewise.
17356 * c-pragma.c: Likewise.
17357 * c-tree.h: Likewise.
17358 * cfgloop.h: Likewise.
17359 * cgraph.h: Likewise.
17360 * config/alpha/alpha.c: Likewise.
17361 * config/arm/arm.h: Likewise.
17362 * config/avr/avr.h: Likewise.
17363 * config/bfin/bfin.c: Likewise.
17364 * config/cris/cris.c: Likewise.
17365 * config/darwin.c: Likewise.
17366 * config/frv/frv.c: Likewise.
17367 * config/i386/i386.c: Likewise.
17368 * config/i386/i386.h: Likewise.
17369 * config/i386/winnt.c: Likewise.
17370 * config/ia64/ia64.h: Likewise.
17371 * config/iq2000/iq2000.c: Likewise.
17372 * config/mips/mips.c: Likewise.
17373 * config/mmix/mmix.h: Likewise.
17374 * config/pa/pa.c: Likewise.
17375 * config/pa/pa.h: Likewise.
17376 * config/rs6000/rs6000.c: Likewise.
17377 * config/s390/s390.c: Likewise.
17378 * config/sparc/sparc.c: Likewise.
17379 * config/xtensa/xtensa.c: Likewise.
17380 * cselib.h: Likewise.
17381 * dbxout.c: Likewise.
17382 * dwarf2out.c: Likewise.
17383 * except.c: Likewise.
17384 * except.h: Likewise.
17385 * fixed-value.h: Likewise.
17386 * function.c: Likewise.
17387 * function.h: Likewise.
17388 * gimple.h: Likewise.
17389 * integrate.c: Likewise.
17390 * optabs.c: Likewise.
17391 * output.h: Likewise.
17392 * real.h: Likewise.
17394 * stringpool.c: Likewise.
17395 * tree-data-ref.c: Likewise.
17396 * tree-flow.h: Likewise.
17397 * tree-scalar-evolution.c: Likewise.
17398 * tree-ssa-address.c: Likewise.
17399 * tree-ssa-alias.h: Likewise.
17400 * tree-ssa-operands.h: Likewise.
17401 * tree.c: Likewise.
17402 * tree.h: Likewise.
17403 * varasm.c: Likewise.
17404 * varray.h: Likewise.
17406 * coretypes.h: Do not define GTY macro if it is already defined.
17407 * doc/gty.texi: Update GTY documentation to new syntax.
17408 * gengtype-lex.l: Enforce attribute-like syntax for GTY
17409 annotations on structs.
17410 * gengtype-parse.c: Likewise.
17412 2009-04-22 Mark Heffernan <meheff@google.com>
17414 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
17416 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17418 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
17421 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17423 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
17424 the same as a PLUS without a shift. Increase the cost of a
17427 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17429 * Makefile.in: Update dependencies.
17430 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
17431 * errors.h: Remove bogus comment about compatibility.
17432 (warning): Update declaration.
17433 * genautomata.c: Update all calls to warning.
17434 * gimple.c: Do not include errors.h. Include toplev.h.
17435 * tree-ssa-structalias.c: Do not include errors.h.
17436 * omega.c: Likewise.
17437 * tree-ssa-reassoc.c: Likewise.
17438 * config/spu/spu-c.c: Likewise.
17439 * config/spu/t-spu-elf: Update dependencies.
17441 2009-04-22 Richard Guenther <rguenther@suse.de>
17443 PR tree-optimization/39824
17444 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
17445 make sure the types are compatible.
17447 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17450 * c-common.c (c_parse_error): Take a token_flags parameter.
17451 Use token_type for the token type instead.
17452 Pass token_flags to cpp_type2name.
17453 * c-common.h (c_parse_error): Update declaration.
17454 * c-parser.c (c_parser_error): Pass 0 as token flags.
17456 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
17458 PR rtl-optimization/39580
17459 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
17461 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17463 * function.c (expand_function_end): Do not emit a jump to the "naked"
17464 return label for fall-through returns.
17465 * except.c (sjlj_emit_function_exit): Always place the call to the
17466 unregister function at the location installed by expand_function_end.
17468 2009-04-22 Richard Guenther <rguenther@suse.de>
17470 PR tree-optimization/39845
17471 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
17472 (gen_inbound_check): Likewise.
17474 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
17476 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
17478 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
17479 * config/vxlib.c (__gthread_once): Add race guard for PPC.
17481 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17483 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
17484 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
17485 shift counts to avoid out-of-bounds array accesses.
17487 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17489 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
17490 (Pmode): Move above.
17492 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
17494 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
17495 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
17496 GET_CODE macro. Use IN_RANGE macro where appropriate.
17497 * config/alpha/alpha.h: Ditto.
17498 * config/alpha/alpha.md: Ditto.
17499 * config/alpha/constraints.md: Ditto.
17500 * config/alpha/predicates.md: Ditto.
17502 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17504 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
17505 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17506 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17507 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17508 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17509 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17510 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17511 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17512 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17513 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17514 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17515 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17516 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17517 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17518 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17519 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17520 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17521 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17522 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17523 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17524 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17525 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17526 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17527 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17528 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17529 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17530 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17532 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
17534 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
17535 references from comments.
17536 * cfgbuild.c: (count_basic_blocks): Delete.
17537 (find_basic_blocks_1): Delete.
17538 (find_basic_blocks): Delete.
17539 * except.c (finish_eh_generation): Make static. Move comment from
17540 except.h here. Remove find_basic_blocks references from comments.
17541 * except.h (finish_eh_generation): Delete.
17542 * basic-block.h (find_basic_blocks): Delete.
17543 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
17545 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
17547 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
17548 (sdbout_parms): Likewise.
17550 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17552 * config/sh/sh.c (prepare_cbranch_operands): Use
17553 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
17554 (expand_cbranchdi4): Likewise.
17555 (from_compare): Add cast to enum type.
17556 (expand_cbranchsi4): Use add_reg_note.
17557 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
17558 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
17559 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
17560 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17561 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
17562 instead of CODE_FOR_nothing.
17563 (cbranchdi4): Likewise. Fix the order of arguments for
17565 (push_fpscr): Use add_reg_note.
17566 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
17567 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
17569 2009-04-21 Joseph Myers <joseph@codesourcery.com>
17571 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
17572 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17573 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17574 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
17575 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
17576 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
17577 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
17578 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
17579 config/alpha/x-vms, config/arc/t-arc,
17580 config/arm/README-interworking, config/arm/arm-c.c,
17581 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
17582 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
17583 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
17584 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
17585 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
17586 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
17587 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
17588 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
17589 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
17590 config/cris/t-elfmulti, config/crx/t-crx,
17591 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
17592 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
17593 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
17594 config/h8300/t-h8300, config/i386/athlon.md,
17595 config/i386/darwin-libgcc.10.4.ver,
17596 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
17597 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
17598 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
17599 config/i386/t-linux64, config/i386/t-nwld,
17600 config/i386/t-rtems-i386, config/i386/t-sol2-10,
17601 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
17602 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
17603 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
17604 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
17605 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
17606 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
17607 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
17608 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
17609 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
17610 config/m68k/t-uclinux, config/mcore/t-mcore,
17611 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
17612 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
17613 config/mips/crtn.asm, config/mips/irix-crti.asm,
17614 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
17615 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
17616 config/mips/mips-fixed.md, config/mips/sb1.md,
17617 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
17618 config/mips/t-iris6, config/mips/t-isa3264,
17619 config/mips/t-libgcc-mips16, config/mips/t-linux64,
17620 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
17621 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
17622 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
17623 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
17624 config/mn10300/t-linux, config/mn10300/t-mn10300,
17625 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
17626 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
17627 config/picochip/libgccExtras/clzsi2.asm,
17628 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
17629 config/rs6000/darwin-libgcc.10.4.ver,
17630 config/rs6000/darwin-libgcc.10.5.ver,
17631 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
17632 config/rs6000/t-aix43, config/rs6000/t-aix52,
17633 config/rs6000/t-darwin, config/rs6000/t-fprules,
17634 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
17635 config/rs6000/t-lynx, config/rs6000/t-netbsd,
17636 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
17637 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
17638 config/rs6000/t-rtems, config/rs6000/t-spe,
17639 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
17640 config/score/t-score-elf, config/sh/divcost-analysis,
17641 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
17642 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
17643 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
17644 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
17645 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
17646 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
17647 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
17648 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
17649 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
17650 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
17651 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
17652 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
17653 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
17654 limitx.h, version.c, xcoff.h: Add copyright and license notices.
17655 * config/h8300/genmova.sh: Include copyright and license notices
17656 in generated output.
17657 * config/h8300/mova.md: Regenerate.
17658 * doc/install.texi2html: Include word "Copyright" in copyright
17659 notice and use name "Free Software Foundation, Inc.".
17660 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17661 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17662 ChangeLog-2007, ChangeLog-2008: Correct dates.
17664 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
17666 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
17667 NE_EXPR operations as well.
17668 * c-parser.c (c_parser_condition): Do not set location information on
17670 (c_parser_conditional_expression): Likewise.
17671 (c_parser_binary_expression): Set location information on operators.
17672 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
17673 TRUTH_NOT_EXPR has been folded.
17674 * fold-const.c (fold_truth_not_expr): Copy location information from
17675 the incoming expression to the outgoing one.
17676 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
17677 recursive calls on the LHS of the operator but pass that of the
17678 operator to recursive calls on the RHS of the operator. Set it
17680 (shortcut_cond_expr): Set the locus of the operator on the second
17681 COND_EXPR and that of the expression on the first in degenerate cases.
17682 Pass the locus of the expression to calls to shortcut_cond_r.
17683 Set the locus of the 'then' block on the associated jump, if any.
17684 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
17685 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
17686 expression to call to gimplify_boolean_expr.
17688 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
17690 * config.gcc: Add additional configuration for
17691 i686-w64-mingw* and x86_64-w64-mingw* triplet.
17692 * config/i386/mingw-w64.h: New mingw-w64 specific header.
17693 (CPP_SPEC): Redefine for allowing -municode option.
17694 (STARTFILE_SPEC): Likewise.
17695 * config/i386/t-mingw-w64: New.
17696 * config/i386/mingw-w64.opt: New.
17697 (municode): Add new target option.
17698 * doc/invoke.texi (municode): Add documentation for new option.
17700 2009-04-21 Ian Lance Taylor <iant@google.com>
17702 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17703 Correct test for number of arguments.
17704 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
17706 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
17708 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
17709 argument of emit_library_call.
17711 2009-04-21 Richard Guenther <rguenther@suse.de>
17713 PR middle-end/39829
17714 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
17715 inside VIEW_CONVERT_EXPRs.
17717 2009-04-21 Martin Jambor <mjambor@suse.cz>
17719 * tree-switch-conversion.c (build_constructors): Split a long line.
17720 (constructor_contains_same_values_p): New function.
17721 (build_one_array): Create assigns of constants if possible, do not
17722 call mark_sym_for_renaming, call update_stmt.
17723 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
17724 make_rename_temp. Do not call mark_symbols_for_renaming, call
17726 (gen_def_assigns): Do not call mark_symbols_for_renaming or
17727 find_new_referenced_vars, call update_stmt.
17728 (gen_inbound_check): Use create_tmp_var and create ssa names manually
17729 instead of calling make_rename_temp. Do not call
17730 find_new_referenced_vars or mark_symbols_for_renaming, call
17733 2009-04-21 Richard Guenther <rguenther@suse.de>
17735 PR tree-optimization/39827
17736 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
17737 (tree_ssa_phiprop): Pass the correct array size.
17739 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
17741 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
17743 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
17746 * c-typeck.c (lvalue_p): Move declaration ...
17747 * c-common.h (lvalue_p): ... to here.
17748 * c-common.c (candidate_equal_p): New.
17749 (add_tlist): Use it.
17750 (merge_tlist): Use it.
17751 (warn_for_collisions_1): Likewise.
17752 (warning_candidate_p): Accept more candidates.
17753 (verify_tree): A warning candidate can be an expression. Use
17756 2009-04-21 Ben Elliston <bje@au.ibm.com>
17759 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
17760 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
17761 options. Remove -mcall-solaris documentation.
17763 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17766 * doc/invoke.texi (-Wlong-long): Update description.
17767 * c-lex (interpret_integer): Only warn if there was no previous
17768 overflow and -Wlong-long is enabled.
17769 * c-decl.c (declspecs_add_type): Drop redundant flags.
17770 * c.opt (Wlong-long): Init to -1.
17771 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
17772 and front-end warn_long_long. Wlong-long only depends on other
17773 flags if it is uninitialized.
17774 * c-parser.c (disable_extension_diagnostics): warn_long_long is
17775 the same for CPP and FE.
17776 (restore_extension_diagnostics): Likewise.
17778 2009-04-20 Ian Lance Taylor <iant@google.com>
17780 Fix enum conversions which are invalid in C++:
17781 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
17782 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
17783 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
17784 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
17785 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
17786 (dbxout_parms): Likewise.
17787 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
17788 (df_clear_flags): Likewise.
17789 * df-problems.c (df_rd_bb_local_compute_process_def): Change
17790 top_flag parameter to int.
17791 (df_chain_create_bb_process_use): Likewise.
17792 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
17794 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
17795 (df_ref_create_structure, df_def_record_1): Likewise.
17796 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
17797 (df_notes_rescan): Change 0 to VOIDmode in function call.
17798 (df_get_call_refs, df_insn_refs_collect): Likewise.
17799 (df_bb_regs_collect): Likewise.
17800 (df_entry_block_defs_collect): Likewise.
17801 (df_exit_block_uses_collect): Likewise.
17802 * df.h: Update declarations.
17803 * double-int.c (double_int_divmod): Add cast to enum type.
17804 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
17805 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
17806 (based_loc_descr): Likewise.
17807 (loc_descriptor_from_tree_1): Change first_op and second_op to
17808 enum dwarf_location_atom. Add cast to enum type.
17809 * expmed.c (init_expmed): Change 0 to SET in function call.
17810 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
17811 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
17812 (do_store_flag): Likewise.
17813 * fixed-value.h (struct fixed_value): Change mode to enum
17815 * function.c (assign_parms): Change 0 to VOIDmode in function call.
17816 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
17818 (insert_insn_decl, insert_decl, insert_state): Likewise.
17819 (automata_list_finish): Likewise.
17820 * genrecog.c (process_define_predicate): Add cast to enum type.
17821 * gensupport.c (init_predicate_table): Add cast to enum type.
17822 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
17824 (gimple_build_call_1, gimple_build_label): Likewise.
17825 (gimple_build_goto, gimple_build_asm_1): Likewise.
17826 (gimple_build_switch_1, gimple_build_cdt): Likewise.
17827 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
17828 (enum fallback): Rename from enum fallback_t.
17829 (fallback_t): Typedef as int.
17830 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
17831 GSI_SAME_STMT in function call.
17832 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
17834 (setup_reg_class_relations): Likewise.
17835 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
17836 (setup_prohibited_class_mode_regs): Add cast to enum type.
17837 (setup_prohibited_mode_move_regs): Likewise.
17838 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
17839 (record_address_regs): Change i to enum reg_class.
17840 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
17841 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
17842 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
17843 (GET_MODE_2XWIDER_MODE): Likewise.
17844 (GET_CLASS_NARROWEST_MODE): Likewise.
17845 * omp-low.c (expand_omp_for): Add cast to enum type.
17846 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
17847 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
17848 * postreload.c (reload_cse_simplify_operands): Change rclass local
17850 * predict.c (combine_predictions_for_insn): Change best_predictor
17851 and predictor to enum br_predictor.
17852 (combine_predictions_for_bb): Likewise.
17853 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
17854 use SET_PREDICT_EXPR_OUTCOME.
17855 * real.c (real_arithmetic): Change icode to code in function call.
17856 * reginfo.c (init_move_cost): Add casts to enum type.
17857 (init_reg_sets_1, init_fake_stack_mems): Likewise.
17858 * regmove.c (regclass_compatible_p): Change class0 and class1 to
17860 * reload.c (find_valid_class): Add casts to enum type.
17861 (push_reload): Change 0 to NO_REGS in function call.
17862 (find_reloads): Change this_alternative to array of enum
17863 reg_class. Remove some now-unnecessary casts.
17864 (make_memloc): Change 0 to VOIDmode in function call.
17865 * reload1.c (reload): Change 0 to VOIDmode in function call.
17866 (eliminate_regs_1, elimination_effects): Likewise.
17867 (eliminate_regs_in_insn): Likewise.
17868 (emit_input_reload_insns): Add cast to enum type.
17869 (delete_output_reload): Change 0 to VOIDmode in function call.
17870 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
17871 to enum type in function call.
17872 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
17873 (SET_PREDICT_EXPR_OUTCOME): Define.
17874 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
17875 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
17876 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
17877 (dump_function): Likewise.
17878 * tree-dump.h: Update declarations.
17879 * tree-pass.h: Update declarations.
17880 * varasm.c (assemble_integer): Change mclass to enum mode_class.
17881 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
17883 (arm_rtx_costs_1): Correct parenthesization.
17884 (arm_rtx_costs): Add casts to enum type.
17885 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
17886 (vfp_emit_fstmd): Use add_rg_note.
17887 (emit_multi_reg_push, emit_sfm): Likewise.
17888 (thumb_set_frame_pointer): Likewise.
17889 (arm_expand_prologue): Likewise.
17890 (arm_regno_class): Change return type to enum reg_class.
17891 (thumb1_expand_prologue): Use add_reg_note.
17892 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
17893 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
17895 * config/arm/gentune.sh: Add cast to enum type.
17896 * config/arm/arm-tune.md: Rebuild.
17897 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
17898 (ix86_split_fp_branch, predict_jump): Likewise.
17899 (ix86_expand_multi_arg_builtin): Change sub_code from enum
17900 insn_code to enum rtx_code.
17901 (ix86_builtin_vectorized_function): Add cast to enum type.
17902 * config/i386/i386.md (truncdfsf2): Change slot to enum
17904 (truncxf<mode>2, isinf<mode>2): Likewise.
17905 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
17907 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
17908 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
17909 (insert_bundle_state): Change 1 to INSERT in function call.
17910 (ia64_add_bundle_selector_before): Likewise.
17911 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
17912 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
17913 (restore_stack_nonlocal): Likewise.
17914 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
17916 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
17918 (mips_rtx_costs): Likewise.
17919 (mips_override_options): Add casts to enum type.
17920 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
17922 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
17923 (store_reg, set_reg_plus_d): Likewise.
17924 (hppa_expand_prologue, hppa_profile_hook): Likewise.
17925 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
17927 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
17929 (emit_unlikely_jump): Use add_reg_note.
17930 (rs6000_emit_allocate_stack): Likewise.
17931 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
17932 (output_toc): Change 1 to INSERT in function call.
17933 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
17934 (rs6000_initialize_trampoline): Likewise.
17935 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
17937 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
17938 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
17939 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
17940 (save_gprs): Use add_reg_note.
17941 (s390_emit_prologue): Likewise.
17942 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17943 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
17944 (sparc_fold_builtin): Add cast to enum type.
17945 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
17947 (spu_expand_prologue): Use add_reg_note.
17948 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
17950 2009-04-20 Ian Lance Taylor <iant@google.com>
17952 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
17953 (c_parser_postfix_expression_after_primary): Get VEC for list of
17954 arguments. Get original types of arguments. Call
17955 build_function_call_vec.
17956 (cached_expr_list_1, cached_expr_list_2): New static variables.
17957 (c_parser_expr_list): Change return type to VEC *. Add
17958 p_orig_types parameter. Change all callers.
17959 (c_parser_release_expr): New static function.
17960 (c_parser_vec_to_tree_list): New static function.
17961 * c-typeck.c (build_function_call): Rewrite to build a VEC and
17962 call build_function_call_vec.
17963 (build_function_call_vec): New function, based on old
17964 build_function_call.
17965 (convert_arguments): Remove nargs and argarray parameters. Change
17966 values to a VEC. Add origtypes parameter.
17967 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
17968 (convert_for_assignment): Add origtype parameter. Change all
17969 callers. If warn_cxx_compat, check for conversion to an enum
17970 type when calling a function.
17971 (store_init_value): Add origtype parameter. Change all callers.
17972 (digest_init): Likewise.
17973 (struct init_node): Add origtype field.
17974 (add_pending_init): Add origtype parameter. Change all callers.
17975 (output_init_element): Likewise.
17976 (output_pending_init_elements): Pass origtype from init_node to
17977 output_init_element.
17978 (process_init_element): Pass origtype from c_expr to
17979 output_init_element.
17980 (c_finish_return): Add origtype parameter. Change all callers.
17981 * c-common.c (sync_resolve_size): Change params to VEC *. Change
17983 (sync_resolve_params): Likewise.
17984 (sync_resolve_return): Change params to first_param. Change caller.
17985 (resolve_overloaded_builtins): Change params to VEC *. Change
17986 callers. Save first parameter around call to build_function_call_vec.
17987 * c-decl.c (finish_decl): Add origtype parameter. Change all
17988 callers. Call build_function_call_vec rather than
17989 build_function_call for cleanup.
17990 * c-tree.h: Update declarations.
17991 * c-common.h: Update declarations.
17992 * stub-objc.c (objc_rewrite_function_call): Change parameter from
17993 params to first_param.
17994 * target.h (struct gcc_target): Change resolve_overloaded_builtin
17995 params parameter from tree to void *.
17996 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17997 Change arglist parameter to have type void *, and to be a pointer
17999 * config/rs6000/rs6000-protos.h
18000 (altivec_resolve_overloaded_builtin): Update declaration.
18001 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
18002 fnargs parameter to have type void *, and to be a pointer to a
18003 VEC. Call build_function_call_vec instead of
18004 build_function_call.
18005 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
18007 2009-04-20 Joey Ye <joey.ye@intel.com>
18008 Xuepeng Guo <xuepeng.guo@intel.com>
18009 H.J. Lu <hongjiu.lu@intel.com>
18011 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
18013 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
18014 (IX86_LEA_PRIORITY): Likewise.
18015 (distance_non_agu_define): New function.
18016 (distance_agu_use): Likewise.
18017 (ix86_lea_for_add_ok): Likewise.
18018 (ix86_dep_by_shift_count): Likewise.
18020 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
18021 should split for LEA.
18023 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
18025 (ix86_dep_by_shift_count): Likewise.
18027 2009-04-20 Richard Guenther <rguenther@suse.de>
18029 * expr.c (handled_component_p): Move ...
18030 * tree.h (handled_component_p): ... here.
18031 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
18032 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
18033 and REALPART_EXPR to be in one group.
18035 2009-04-20 Richard Guenther <rguenther@suse.de>
18037 * basic-block.h (get_all_dominated_blocks): Declare.
18038 * dominance.c (get_all_dominated_blocks): New function.
18039 * tree-cfg.c (get_all_dominated_blocks): Remove.
18040 (remove_edge_and_dominated_blocks): Adjust.
18041 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
18042 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
18043 instead of recursing.
18045 2009-04-20 Doug Kwan <dougkwan@google.com>
18047 * cgraph.h (cgraph_node_ptr): New type for vector functions.
18048 (struct cgraph_node_set_def): New type.
18049 (cgraph_node_set) New type. Also declare vector functions.
18050 (struct cgraph_node_set_element_def): New type.
18051 (cgraph_node_set_element): Ditto.
18052 (cgraph_node_set_iterator): New iterator type.
18053 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
18054 cgraph_node_set_remove, dump_cgraph_node_set,
18055 debug_cgraph_node_set): New prototypes.
18056 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
18057 cgraph_node_set_size): New inlines.
18058 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
18059 including cgraph.h.
18060 (struct ipa_opt_pass): Add struct cgraph_node_set_def
18061 argument to function 'write_summary'.
18062 * ipa.c: Include ggc.h.
18063 (hash_cgraph_node_set_element,
18064 eq_cgraph_node_set_element, cgraph_node_set_new,
18065 cgraph_node_set_add, cgraph_node_set_remove,
18066 cgraph_node_set_find, dump_cgraph_node_set,
18067 debug_cgraph_node_set): New functions.
18068 * Makefile.in (ipa.o): Add dependency on GGC_H.
18070 2009-04-20 Ira Rosen <irar@il.ibm.com>
18072 PR tree-optimization/39675
18073 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
18074 check of the return code of vect_schedule_slp. Check that
18075 stmt_vec_info still exists for the statement, before checking its
18076 vectorization type.
18078 2009-04-20 Michael Matz <matz@suse.de>
18080 * Makefile.in (generated_files): Take out $(simple_generated_c).
18082 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
18084 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
18085 (UINTPTR_TYPE): Likewise.
18087 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18090 * c-typeck.c (digest_init): Check for initializing an array with a
18093 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18096 * c-semantics.c (pop_stmt_list): Propagate
18097 STATEMENT_LIST_HAS_LABEL to parent statement list.
18099 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
18101 * config/mips/mips.h (mips_tune_attr): New macro.
18102 * config/mips/mips.md (cpu): Use it.
18104 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18107 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
18110 2009-04-19 Diego Novillo <dnovillo@google.com>
18112 * toplev.c (compile_file): Move call to coverage_finish ...
18113 * cgraphunit.c (ipa_passes): ... here.
18114 Call cgraph_process_new_functions.
18115 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
18116 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
18118 2009-04-19 Jan Hubicka <jh@suse.cz>
18120 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
18122 (dump_cgraph_node): Dump can throw external flag.
18123 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
18125 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18129 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
18130 * common.opt (Wlogical-op): Move from here...
18131 * c.opt (Wlogical-op): ... to here.
18132 * c-typeck.c (parser_build_binary_op): Update call to
18133 warn_logical_operator.
18134 * c-opts.c (c_common_post_options): Enable warn_logical_op with
18136 * c-common.c (warn_logical_op): Update.
18137 * c-common.h (warn_logical_op): Update declaration.
18139 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
18141 * tree.c (protected_set_expr_location): Fix formatting.
18143 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18146 * c-typeck.c (readonly_warning): new.
18147 (build_unary_op, build_modify_expr): Use readonly_warning for
18148 storing into something readonly but not const-qualified.
18150 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18153 * c-typeck.c (build_unary_op): Check for taking address of
18154 expression of type void.
18156 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18159 * c-typeck.c (build_function_call): Check for calling a function
18160 with qualified void return types. Call require_complete_type when
18163 2009-04-18 Jan Hubicka <jh@suse.cz>
18165 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
18167 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
18168 can_throw_external flag.
18169 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
18170 * ipa-pure-const.c (ignore_edge): New function.
18171 (propagate): Compute order for NOTHROW computation; set NOTHROWs
18172 only over can_throw_external edges.
18173 (local_pure_const): Add nothrow flag.
18174 * ipa-utils.c (searchc): Add ignore_edge callback.
18175 (ipa_utils_reduced_inorder): Add ignore_edge callback.
18176 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
18177 (set_nothrow_function_flags): Update cgraph.
18178 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
18180 2009-04-18 Richard Guenther <rguenther@suse.de>
18182 PR middle-end/39804
18183 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
18184 (fold_stmt): ... this and ...
18185 (fold_stmt_inplace): ... this.
18186 (fold_stmt_1): Fold references in calls and asms.
18187 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
18189 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18191 * tree-vrp.c (ssa_name_nonzero_p): Remove.
18192 * tree.h: Remove the prototype for ssa_name_nonzero_p.
18194 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18196 * tree.c (function_args_count): Remove.
18197 * tree.h: Remove the prototype for function_args_count.
18199 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18201 * tree-iterator.c (expr_only): Remove.
18202 * tree.h: Remove the prototype for expr_only.
18204 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18206 * reginfo.c (cannot_change_mode_set_regs): Remove.
18207 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
18209 2009-04-08 Anatoly Sokolov <aesok@post.ru>
18211 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
18212 whether operands 0 and 1 overlaps.
18214 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
18216 PR middle-end/36902
18217 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
18218 pointer. Use warning_at instead of warning.
18219 (search_for_addr_array): Likewise.
18220 (check_array_bounds): Likewise.
18221 (check_all_array_refs): Check that the incoming edge is not in the
18222 list of edges to be removed.
18223 (check_all_array_refs): Avoid the temporal pointer.
18224 (vrp_visit_cond_stmt): Fix typo.
18225 (simplify_switch_using_ranges): Handle the case where the switch
18226 index is an integer constant.
18228 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
18230 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
18232 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18234 * doc/extend.texi, doc/invoke.texi: Fix typos.
18236 2009-04-17 Cary Coutant <ccoutant@google.com>
18238 * tree-flow-inline.h (get_lineno): Fix inverted test.
18240 2009-04-17 Diego Novillo <dnovillo@google.com>
18242 * tree-ssa-pre.c (create_expression_by_pieces): Remove
18243 assertion for AVAIL_OUT.
18245 2009-04-17 Mike Frysinger <vapier@gentoo.org>
18248 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
18249 * config/sh/linux-atomic.asm: Likewise.
18251 2009-04-17 Diego Novillo <dnovillo@google.com>
18253 * except.c (debug_eh_tree): New.
18254 (struct eh_region, struct eh_status): Move ...
18255 * except.h: ... here.
18256 (add_type_for_runtime): Declare extern.
18257 (lookup_type_for_runtime): Likewise.
18258 (debug_eh_tree): Declare.
18259 * Makefile.in (GTFILES): List except.h before except.c
18261 2009-04-17 Diego Novillo <dnovillo@google.com>
18263 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
18264 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
18265 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
18266 (find_vars_r): ... here.
18267 * tree-flow.h (find_referenced_vars_in): Declare.
18268 * tree-ssa-pre.c (create_expression_by_pieces): Assert
18269 that AVAIL_OUT exists for BLOCK.
18270 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
18271 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
18272 (tree-parloops.o): Likewise.
18274 2009-04-17 Simon Baldwin <simonb@google.com>
18276 * toplev.c (default_tree_printer): Add handling for %E format.
18278 2009-04-17 Diego Novillo <dnovillo@google.com>
18280 * tree-pretty-print.c (dump_generic_node): Add break after
18281 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
18282 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
18283 FUNCTION_TYPE together. Call print_struct_decl when printing
18284 structures and TDF_SLIM is not given.
18285 (print_struct_decl): Fix logic for detecting recursion.
18287 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18290 * gcc.c (create_at_file): New.
18291 (compile_input_file_p): New.
18292 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
18293 * main.c (main): Update call to toplev_main.
18294 * toplev.c (toplev_main): Change signature. Call expandargv.
18295 * toplev.h (toplev_main): Change signature.
18297 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18299 * dwarf2out.c (field_byte_offset): Use the type size as the field size
18300 if the latter is not constant.
18302 2009-04-17 David Edelsohn <edelsohn@gnu.org>
18304 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
18306 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18308 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
18309 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
18311 2009-04-17 Richard Guenther <rguenther@suse.de>
18313 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18314 Handle component references view-converting an invariant address.
18316 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
18318 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
18319 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
18320 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
18321 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
18322 Use @deftypevr rather than @deftypevar.
18324 2009-04-17 Richard Guenther <rguenther@suse.de>
18326 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
18327 (get_prop_source_stmt): Likewise.
18328 (can_propagate_from): Likewise.
18330 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
18332 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
18333 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
18334 (--with-multilib-list): Add default value.
18335 * configure: Regenerate.
18336 * Makefile.in (TM_ENDIAN_CONFIG): Define.
18337 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
18338 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
18339 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
18340 Don't add default cpu to multilib list unnecessarily, but do enable
18341 the relevant compiler option..
18342 Add support for --with-multilib-list=<blank> and
18343 --with-multilib-list=!<somelib> to supress unwanted multilibs.
18344 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
18345 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
18346 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
18347 TM_MULTILIB_CONFIG.
18348 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
18349 (MULTILIB_OSDIRNAMES): New variable.
18350 * config/sh/t-1e: Delete file.
18351 * config/sh/t-mlib-sh1: Delete file.
18352 * config/sh/t-mlib-sh2: Delete file.
18353 * config/sh/t-mlib-sh2a: Delete file.
18354 * config/sh/t-mlib-sh2a-nofpu: Delete file.
18355 * config/sh/t-mlib-sh2a-single: Delete file.
18356 * config/sh/t-mlib-sh2a-single-only: Delete file.
18357 * config/sh/t-mlib-sh2e: Delete file.
18358 * config/sh/t-mlib-sh3e: Delete file.
18359 * config/sh/t-mlib-sh4: Delete file.
18360 * config/sh/t-mlib-sh4-nofpu: Delete file.
18361 * config/sh/t-mlib-sh4-single: Delete file.
18362 * config/sh/t-mlib-sh4-single-only: Delete file.
18363 * config/sh/t-mlib-sh4a: Delete file.
18364 * config/sh/t-mlib-sh4a-nofpu: Delete file.
18365 * config/sh/t-mlib-sh4a-single: Delete file.
18366 * config/sh/t-mlib-sh4a-single-only: Delete file.
18367 * config/sh/t-mlib-sh4al: Delete file.
18368 * config/sh/t-mlib-sh5-32media: Delete file.
18369 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
18370 * config/sh/t-mlib-sh5-64media: Delete file.
18371 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
18372 * config/sh/t-mlib-sh5-compact: Delete file.
18373 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
18374 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
18375 * doc/install.texi (Options specification): Add
18376 --with-multilib-list and --with-endian.
18378 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18380 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
18382 (OBJS-common): Add plugin-version.o.
18383 (plugin-version.o): New.
18384 * gcc-plugin.h (plugin_gcc_version): New.
18385 (plugin_default_version_check): New.
18386 (plugin_init_func, plugin_init): Add version argument.
18387 * plugin-version.c: New.
18388 * plugin.c (str_plugin_gcc_version_name): New.
18389 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
18390 pass it to the init function.
18391 (plugin_default_version_check): New.
18393 2009-04-17 Richard Guenther <rguenther@suse.de>
18395 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
18396 for decl-vs-decl disambiguation.
18398 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
18400 * config/s390/s390.h (s390_tune_attr): New macro definition.
18401 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
18403 2009-04-17 Richard Guenther <rguenther@suse.de>
18405 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
18406 (fold_stmt_r): Likewise.
18407 (maybe_fold_reference): New function.
18408 (fold_gimple_assign): Handle cases fold_stmt_r did.
18409 (fold_stmt): Do not use fold_stmt_r.
18410 (fold_stmt_inplace): Likewise.
18412 2009-04-17 Richard Guenther <rguenther@suse.de>
18414 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
18415 (record_equivalences_from_stmt): Remove useless checks and
18417 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
18418 the type is already suitable.
18420 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
18422 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
18424 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
18426 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
18427 (CMPtype): Define as __gcc_CMPtype.
18429 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
18431 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
18432 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
18434 2009-04-17 Richard Guenther <rguenther@suse.de>
18436 PR tree-optimization/39746
18437 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
18438 special-casing for builtins and static variable use/def.
18439 (call_may_clobber_ref_p_1): Likewise.
18441 2009-04-16 Ian Lance Taylor <iant@google.com>
18443 * df.h: Include "timevar.h".
18444 (struct df_problem): Change tv_id field to timevar_id_t.
18445 * tree-pass.h: Include "timevar.h".
18446 (struct opt_pass): Change tv_id field to timevar_id_t.
18447 * timevar.h (timevar_id_t): Define TV_NONE.
18448 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
18449 TV_NONE rather than tv_id != 0.
18450 (execute_one_pass): Likewise.
18451 * Makefile.in (DF_H): Add $(TIMEVAR_H).
18452 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
18453 dependencies to $(TREE_PASS_H).
18454 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
18456 (pass_branch_target_load_optimize2): Likewise.
18457 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
18458 (pass_outof_cfg_layout_mode): Likewise.
18459 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
18460 (pass_rebuild_cgraph_edges): Likewise.
18461 (pass_remove_cgraph_callee_edges): Likewise.
18462 * df-core.c (pass_df_initialize_opt): Likewise.
18463 (pass_df_initialize_no_opt): Likewise.
18464 (pass_df_finish): Likewise.
18465 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
18466 * except.c (pass_set_nothrow_function_flags): Likewise.
18467 (pass_convert_to_eh_region_ranges): Likewise.
18468 * final.c (pass_compute_alignments): Likewise.
18469 * function.c (pass_instantiate_virtual_regs): Likewise.
18470 (pass_init_function): Likewise.
18471 (pass_leaf_regs): Likewise.
18472 (pass_match_asm_constraints): Likewise.
18473 * gimple-low.c (pass_lower_cf): Likewise.
18474 (pass_mark_used_blocks): Likewise.
18475 * init-regs.c (pass_initialize_regs): Likewise.
18476 * integrate.c (pass_initial_value_sets): Likewise.
18477 * ira.c (pass_ira): Likewise.
18478 * jump.c (pass_cleanup_barriers): Likewise.
18479 * omp-low.c (pass_expand_omp): Likewise.
18480 (pass_lower_omp): Likewise.
18481 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
18482 * recog.c (pass_split_all_insns): Likewise.
18483 (pass_split_after_reload): Likewise.
18484 (pass_split_before_regstack): Likewise.
18485 (pass_split_before_sched2): Likewise.
18486 (pass_split_for_shorten_branches): Likewise.
18487 * reginfo.c (pass_reginfo_init): Likewise.
18488 (pass_subregs_of_mode_init): Likewise.
18489 (pass_subregs_of_mode_finish): Likewise.
18490 * passes.c (pass_postreload): Likewise.
18491 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
18492 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
18493 (pass_warn_function_return): Likewise.
18494 (pass_warn_function_noreturn): Likewise.
18495 * tree-complex.c (pass_lower_complex): Likewise.
18496 (pass_lower_complex_O0): Likewise.
18497 * tree-if-conv.c (pass_if_conversion): Likewise.
18498 * tree-into-ssa.c (pass_build_ssa): Likewise.
18499 * tree-mudflap.c (pass_mudflap_1): Likewise.
18500 (pass_mudflap_2): Likewise.
18501 * tree-nomudflap.c (pass_mudflap_1): Likewise.
18502 (pass_mudflap_2): Likewise.
18503 * tree-nrv.c (pass_return_slot): Likewise.
18504 * tree-object-size.c (pass_object_sizes): Likewise.
18505 * tree-optimize.c (pass_all_optimizations): Likewise.
18506 (pass_early_local_passes): Likewise.
18507 (pass_all_early_optimizations): Likewise.
18508 (pass_cleanup_cfg): Likewise.
18509 (pass_cleanup_cfg_post_optimizing): Likewise.
18510 (pass_free_datastructures): Likewise.
18511 (pass_free_cfg_annotations): Likewise.
18512 (pass_fixup_cfg): Likewise.
18513 (pass_init_datastructures): Likewise.
18514 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
18515 (pass_late_warn_uninitialized): Likewise.
18516 (pass_update_address_taken): Likewise.
18517 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
18518 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
18519 (pass_cse_sincos): Likewise.
18520 (pass_convert_to_rsqrt): Likewise.
18521 * tree-ssa-structalias.c (pass_build_alias): Likewise.
18522 * tree-stdarg.c (pass_stdarg): Likewise.
18523 * tree-tailcall.c (pass_tail_recursion): Likewise.
18524 (pass_tail_calls): Likewise.
18525 * tree-vect-generic.c (pass_lower_vector): Likewise.
18526 (pass_lower_vector_ssa): Likewise.
18527 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
18529 2009-04-16 Joseph Myers <joseph@codesourcery.com>
18531 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
18533 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
18535 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
18536 logical and signext.
18538 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
18541 * config/sh/predicates.md (arith_operand): Check if the operand
18542 of TRUNCATE is a REG.
18544 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18546 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
18547 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
18549 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18551 * tree-iterator.c (tsi_split_statement_list_after,
18552 tsi_split_statement_list_before): Remove.
18553 * tree-iterator.h: Remove the prototypes for
18554 tsi_split_statement_list_after and tsi_split_statement_list_before.
18556 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18558 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
18559 * tree-ssa-propagate.h: Remove the prototype for
18560 stmt_makes_single_load.
18562 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18564 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
18565 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
18567 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18569 * tree-iterator.c (EXPR_LAST_BODY): Remove.
18571 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18573 * except.c (eh_region_outer_p): Remove.
18574 * except.h: Remove the prototype for eh_region_outer_p.
18576 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18578 * function.c (current_function_assembler_name): Remove.
18579 * function.h: Remove the prototype for
18580 current_function_assembler_name.
18582 2009-04-16 Ian Lance Taylor <iant@google.com>
18584 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
18585 (add_reg_note): Call alloc_reg_note.
18586 * rtl.h (alloc_reg_note): Declare.
18587 * combine.c (try_combine): Use alloc_reg_note.
18588 (recog_for_combine, move_deaths): Likewise.
18589 (distribute_notes): Use alloc_reg_note and add_reg_note.
18590 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
18591 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
18592 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
18594 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
18596 PR rtl-optimization/39762
18597 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
18598 ira_may_move_out_cost): Add comments about way of their usage.
18599 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
18601 * ira-conflicts.c (process_regs_for_copy): Use function
18602 ira_get_register_move_cost instead of global
18603 ira_register_move_cost.
18605 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
18606 color_pass, move_spill_restore, update_curr_costs): Ditto.
18608 * ira-lives.c (process_single_reg_class_operands): Ditto.
18610 * ira-emit.c (emit_move_list): Ditto.
18612 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
18613 (record_reg_classes): Ditto. Use functions
18614 ira_get_register_move_cost and ira_get_may_move_cost instead of
18615 global vars ira_register_move_cost, ira_may_move_out_cost and
18616 ira_may_move_in_cost.
18617 (record_address_regs): Don't call ira_init_register_move_cost.
18618 Use function ira_get_may_move_cost instead of global
18619 ira_may_move_in_cost.
18620 (process_bb_node_for_hard_reg_moves): Use function
18621 ira_get_register_move_cost instead of global ira_register_move_cost.
18622 (ira_costs): Don't call ira_init_register_move_cost.
18624 2009-04-16 Richard Guenther <rguenther@suse.de>
18626 * tree-cfg.c (verify_gimple_assign_binary):
18627 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
18628 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
18629 (create_general_new_stmt): Note that this function is broken.
18631 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18633 * common.opt (fhelp): Add Var(help_flag).
18634 * gcc-plugin.h (plugin_info): Add help.
18635 * plugin.c (plugin_name_args): Add help.
18636 (register_plugin_info): Set plugin->help.
18637 (print_help_one_plugin): New.
18638 (print_plugins_help): New.
18639 * plugin.h (print_plugins_help): New.
18640 * toplev.c (toplev_main): Call print_plugins_help if needed.
18642 2009-04-16 Richard Guenther <rguenther@suse.de>
18644 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
18645 (gimple_ior_addresses_taken_1): New function.
18646 (gimple_ior_addresses_taken): Likewise.
18647 * gimple.h (struct gimple_statement_with_ops_base): Remove
18648 addresses_taken member.
18649 (gimple_ior_addresses_taken): Declare.
18650 (gimple_addresses_taken, gimple_addresses_taken_ptr,
18651 gimple_set_addresses_taken): Remove.
18652 * ipa-reference.c (mark_address): New function.
18653 (scan_stmt_for_static_refs): Use it for marking addresses taken.
18654 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
18655 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
18656 (gimple_add_to_addresses_taken): Remove.
18657 (get_tmr_operands): Call mark_address_taken.
18658 (get_asm_expr_operands): Likewise.
18659 (get_expr_operands): Likewise.
18660 (build_ssa_operands): Do not clear the addresses_taken bitmap.
18661 (free_stmt_operands): Do not free it.
18662 * tree-ssa.c (delete_tree_ssa): Likewise.
18663 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
18665 2009-04-16 Richard Guenther <rguenther@suse.de>
18667 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
18668 (walk_stmt_load_store_ops): Likewise.
18669 * gimple.c (get_base_loadstore): New function.
18670 (walk_stmt_load_store_addr_ops): Likewise.
18671 (walk_stmt_load_store_ops): Likewise.
18672 * ipa-pure-const.c (check_op): Simplify.
18673 (check_load, check_store): New functions.
18674 (check_stmt): Use walk_stmt_load_store_ops.
18675 * ipa-reference.c (mark_load): Adjust signature.
18676 (mark_store): Likewise.
18677 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
18679 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18681 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
18682 (plugin_info): New.
18683 * opts.c (common_handle_option): Don't call print_version.
18684 * plugin.c (plugin_name_args): Add version.
18685 (register_plugin_info): New.
18686 (register_callback): Handle PLUGIN_INFO.
18687 (try_init_one_plugin): New.
18688 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
18690 (finalize_one_plugin): New.
18691 (finalize_plugins): New.
18692 (print_one_plugin): New.
18693 (print_plugins_versions): New.
18694 * plugin.h (print_plugins_versions): New.
18695 (finalize_plugins): New.
18696 * toplev.c (compile_file): Don't call initialize_plugins.
18697 (print_version): Call print_plugins_versions.
18698 (toplev_main): Call initialize_plugins. Print version if needed.
18699 Call finalize_plugins.
18701 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18703 * common.opt (fversion): New.
18704 * gcc.c (print_version): New.
18705 (process_command): Don't print the version. Just set print_version.
18706 (main): Print version. Call subprocesses if print_version and
18707 verbose_flag are set.
18708 * opts.c (common_handle_option): Handle OPT_fversion.
18710 2009-04-16 Richard Guenther <rguenther@suse.de>
18711 Ira Rosen <irar@il.ibm.com>
18713 PR tree-optimization/39698
18714 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
18715 type of the reduction variable. Only generate the def if
18718 * omp-low.c (expand_omp_for_generic): When converting to a pointer
18719 make sure to first convert to an integer of the same precision.
18720 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
18721 the type of the evolution correctly in computing the new
18722 induction variable base.
18724 2009-04-16 Richard Guenther <rguenther@suse.de>
18726 PR middle-end/39625
18727 * tree-cfg.c (make_blocks): Split statements with to-be
18728 abnormal SSA names on the lhs.
18730 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
18732 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
18733 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
18734 * c-typeck.c (really_start_incremental_init): Likewise.
18735 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
18736 (TARGET_INITIALIZER): Remove it.
18737 * target.h (struct target): Remove vector_opaque_p.
18738 * tree.c (build_opaque_vector_type): New.
18739 * tree.h (TYPE_VECTOR_OPAQUE): New.
18740 (build_opaque_vector_type): Declare.
18741 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
18742 * config/rs6000/rs6000.c (build_opaque_vector_type,
18743 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
18744 (rs6000_init_builtins): Use build_opaque_vector_type for
18745 opaque_V4SI_type_node.
18747 2009-04-15 Catherine Moore <clm@codesourcery.com>
18749 * debug.h (set_name): Declare.
18750 * dwarf2out.c (dwarf2out_set_name): Declare.
18751 (dwarf2_debug_hooks): Add set_name.
18752 (find_AT_string): New.
18753 (add_AT_string): Call find_AT_string.
18754 (dwarf2out_set_name): New.
18755 * cp/decl.c (grokdeclarator): Call set_name.
18756 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
18757 * debug.c (do_nothing_debug_hooks): Likewise.
18758 * dbxout.c (dbx_debug_hooks): Likewise.
18759 * sdbout.c (sdb_debug_hooks): Likewise.
18761 2009-04-15 Michael Eager <eager@eagercon.com>
18763 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
18764 reg for single-precision FPU.
18765 * config/rs6000/rs6000.md (movsi_internal1): Only for
18766 !TARGET_SINGLE_FPU.
18767 (movsi_internal1_single): New. Add pattern to move SI values to/from
18768 single-precision FP regs.
18770 2009-04-15 Richard Guenther <rguenther@suse.de>
18772 * omp-low.c (lower_rec_input_clauses): Build correct address
18774 (expand_omp_for_generic): Fix multiplication type.
18775 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
18776 (generate_memset_zero): Fix types.
18777 * tree-profile.c (prepare_instrumented_value): Correctly
18780 2009-04-15 Ian Lance Taylor <iant@google.com>
18782 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
18783 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
18784 for -Wall and for -Wc++-compat.
18785 (c_common_post_options): For C++, set warn_enum_compare if not
18787 * c-tree.h (struct c_expr): Add field original_type.
18788 (build_external_ref): Update declaration.
18789 * c-parser.c (c_parser_braced_init): Set original_type.
18790 (c_parser_initelt): Likewise.
18791 (c_parser_expr_no_commas): Likewise.
18792 (c_parser_conditional_expression): Likewise.
18793 (c_parser_cast_expression): Likewise.
18794 (c_parser_unary_expression): Likewise. Pull setting of
18795 original_code to top of function.
18796 (c_parser_sizeof_expression): Set original_type.
18797 (c_parser_alignof_expression): Likewise.
18798 (c_parser_postfix_expression): Likewise. Pull setting of
18799 original_code to top of function.
18800 (c_parser_postfix_expression_after_paren_type): Set original_type.
18801 (c_parser_postfix_expression_after_primary): Likewise.
18802 (c_parser_expression): Likewise.
18803 * c-typeck.c (build_external_ref): Add type parameter. Change all
18805 (c_expr_sizeof_expr): Set original_type field.
18806 (parser_build_unary_op): Likewise.
18807 (parser_build_binary_op): Likewise. Optionally warn about
18808 comparisons of enums of different types.
18809 (digest_init): Set original_type field.
18810 (really_start_incremental_init): Likewise.
18811 (push_init_level, pop_init_level): Likewise.
18812 * doc/invoke.texi (Warning Options): -Wenum-compare now
18815 2009-04-15 Richard Guenther <rguenther@suse.de>
18817 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
18818 out a necessary conversion.
18819 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
18820 names we didn't value number.
18821 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
18823 2009-04-15 Richard Guenther <rguenther@suse.de>
18825 PR tree-optimization/39764
18826 * tree-ssa-ccp.c (get_value): Canonicalize value with
18827 canonicalize_float_value.
18829 2009-04-15 Jan Hubicka <jh@suse.cz>
18831 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
18832 Wrong version of patch.
18834 2009-04-15 Jan Hubicka <jh@suse.cz>
18836 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
18838 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
18840 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
18841 our distinct integral and vector types.
18843 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
18845 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
18846 * init.c (build_vtbl_address): Remove call to assemble_external.
18848 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
18850 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
18851 output for other floating point modes.
18853 2009-04-14 Diego Novillo <dnovillo@google.com>
18855 * diagnostic.c (diagnostic_report_diagnostic): Do not
18856 warn about loaded plugins for DK_ERROR and DK_WARNING.
18857 * c-decl.c (declspecs_add_type): Move call to
18858 invoke_plugin_callbacks ...
18859 * c-parser.c (c_parser_declspecs): ... here.
18860 * plugin.c (dump_active_plugins): Tidy output.
18862 2009-04-14 Diego Novillo <dnovillo@google.com>
18863 Le-Chun Wu <lcwu@google.com>
18865 * configure.ac: Add --enable-plugin support.
18866 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
18867 * Makefile.in (PLUGIN_H): Define.
18868 Export ENABLE_PLUGIN and GMPINC to site.exp.
18869 Add PLUGINLIBS to link command.
18870 Add/modify dependencies for plugin.o and files including plugin.h.
18872 * config.in: Regenerate.
18874 * opts.c (common_handle_option): Handle OPT_fplugin_ and
18877 2009-04-14 Le-Chun Wu <lcwu@google.com>
18879 * tree-pass.h (register_one_dump_file): Add a prototype for
18880 register_one_dump_file.
18881 * toplev.c (compile_file): Call initialize_plugins.
18882 (do_compile): Call invoke_plugin_callbacks.
18883 (toplev_main): Call invoke_plugin_callbacks.
18884 * common.opt: Add -fplugin= and -fplugin-arg-.
18885 * gcc-plugin.h: New public header file for plugins to include.
18886 * plugin.c: New source file.
18887 * plugin.h: New internal header file.
18888 * passes.c (register_one_dump_file): Make it external.
18890 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
18892 2009-04-14 Diego Novillo <dnovillo@google.com>
18894 * doc/plugins.texi: New.
18895 * doc/gccint.texi: Add reference to Plugins chapter.
18896 * doc/invoke.texi: Document -fplugin and -fplugin-arg
18897 * diagnostic.c (diagnostic_report_diagnostic): Warn about
18898 loaded plugins, if any.
18899 * timevar.def (TV_PLUGIN_INIT): Define.
18900 (TV_PLUGIN_RUN): Define.
18901 * plugin.c: Include timevar.h
18902 (plugins_active_p): New.
18903 (dump_active_plugins): New.
18904 (debug_active_plugins): New.
18906 2009-04-14 Joseph Myers <joseph@codesourcery.com>
18908 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
18910 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
18912 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
18914 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
18915 the same as a minus without a shift.
18917 2009-04-14 Nick Clifton <nickc@redhat.com>
18919 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
18920 comparisons with small integers will always produce a short
18923 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
18926 2008-12-19 Diego Novillo <dnovillo@google.com>
18928 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
18930 2009-04-14 Richard Guenther <rguenther@suse.de>
18932 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
18934 (verify_gimple_assign_binary): Likewise. Handle shifts and
18936 (verify_gimple_phi): Print the mismatched argument position.
18937 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
18939 (vect_update_init_of_dr): Likewise.
18940 * matrix-reorg.c (transform_access_sites): Do what the
18942 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
18944 2009-04-13 Michael Eager <eager@eagercon.com>
18946 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
18947 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
18948 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
18949 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
18950 remove duplicate config
18952 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18954 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
18955 file_name:line_number type locator of the call site.
18957 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
18959 * genautomata.c: Put blank after comma.
18960 (automaton_decls): New.
18961 (struct unit_usage): Add comments to member next.
18962 (store_alt_unit_usage): Keep the list ordered.
18963 (unit_present_on_list_p, equal_alternatives_p): New.
18964 (check_regexp_units_distribution): Check units distribution
18965 correctness correctly.
18966 (main): Don't write automata if error is found. Return correct
18969 * config/m68k/cf.md (cfv4_ds): Remove.
18970 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
18971 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
18973 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
18974 power4-load-ext, power4-store, power4-store-update,
18975 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
18976 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
18977 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
18978 power4-sqrt, power4-isync): Modify reservation to make correct
18979 unit distribution to automata.
18981 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
18982 power5-store-update, power5-two, power5-three, power5-lmul,
18983 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
18985 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
18987 * except.c (pass_set_nothrow_function_flags): Set name and add
18989 (set_nothrow_function_flags): Mention in the dump file when
18990 changing a function to nothrow.
18992 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
18995 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
18996 instead of unsigned long.
18998 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19000 * config/arm/arm.c (return_used_this_function): Remove.
19001 (arm_output_function_prologue): Remove use of
19002 return_used_this_function.
19003 (output_return_instruction): Replace use of
19004 return_used_this_function
19005 by cfun->machine->return_used_this_function.
19006 (arm_output_epilogue): Likewise.
19007 (arm_output_function_epilogue): Likewise.
19008 (thumb_unexpanded_epilogue): Likewise.
19009 * config/arm/arm.h (struct machine_function):
19010 New member return_used_this_function.
19012 2009-04-12 Mark Mitchell <mark@codesourcery.com>
19014 * doc/install.texi: Correct description of default directory for
19015 --with-gxx-include-dir.
19017 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
19019 * fold-const.c (build_range_check): Properly deal with enumeral and
19020 boolean base types.
19022 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
19024 * doc/invoke.texi (max_gcse_passes): Remove documentation.
19025 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
19026 * params.h (MAX_GCSE_PASSES): Remove.
19027 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
19028 in sequence. Remove ability to run multiple passes.
19029 (bypass_jumps): Report run as third CPROP pass.
19031 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
19033 PR middle-end/39651
19034 * except.c (can_throw_external): Look at each insn in a SEQUENCE
19035 when deciding whether the whole SEQUENCE can throw.
19037 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
19040 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
19041 offseted label references.
19043 2009-04-11 Jan Hubicka <jh@suse.cz>
19045 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
19047 2009-04-11 Richard Guenther <rguenther@suse.de>
19049 PR middle-end/39732
19050 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
19051 return variables as TREE_ADDRESSABLE.
19053 2009-04-11 Richard Guenther <rguenther@suse.de>
19055 PR tree-optimization/39713
19056 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
19057 reference trees have SSA_NAME operands.
19059 2009-04-11 Richard Guenther <rguenther@suse.de>
19062 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
19063 address expressions.
19065 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
19067 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
19068 match changes in Cygwin 1.7
19069 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
19070 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
19072 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19074 PR tree-optimization/39701
19075 * doc/invoke.texi (Optimization Options): Document change in
19076 meaning and initialization of -fdelete-null-pointer-checks.
19078 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19080 PR middle-end/39701
19081 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
19083 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
19086 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
19088 2009-04-10 Chao-ying Fu <fu@mips.com>
19090 * doc/tm.texi (Instruction Output): Document
19091 TARGET_ASM_FINAL_POSTSCAN_INSN.
19092 * target.h (final_postscan_insn): New field in asm_out.
19093 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19094 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
19095 * final.c (final_scan_insn): Call
19096 targetm.asm_out.final_postscan_insn after outputting
19097 an asm macro and a normal instruction.
19099 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
19100 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
19101 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
19102 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
19103 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19105 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19107 PR middle-end/39701
19108 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
19109 variables as non-NULL even with -fdelete-null-pointer-checks.
19111 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19113 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
19115 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
19118 * config/i386/i386.c (classify_argument): Handle SCmode with
19119 (bit_offset % 64) != 0.
19121 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
19123 * doc/invoke.texi (Optimize Options): Add cross-reference to
19124 -Q --help=optimizers examples.
19126 2009-04-10 Ben Elliston <bje@au.ibm.com>
19129 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
19130 regalign for the reg == fpr and TDmode case.
19132 2009-04-09 David Ayers <ayers@fsfe.org>
19135 * objc/objc-act.c (warn_with_method): Remove helper function.
19136 (check_duplicates): Call warning and inform directly.
19137 (really_start_method): Likewise.
19139 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19141 * expmed.c (expand_divmod): Always use a comparison for a division
19142 by a large unsigned integer.
19144 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
19145 for things others than variables or functions as nonzero.
19147 2009-04-09 Nick Clifton <nickc@redhat.com>
19149 * unwind-compat.c: Change copyright header to refer to version
19150 3 of the GNU General Public License with version 3.1 of the
19151 GCC Runtime Library Exception and to point readers at the
19152 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
19153 * config/alpha/crtfastmath.c: Likewise.
19154 * config/alpha/linux-unwind.h: Likewise.
19155 * config/alpha/qrnnd.asm: Likewise.
19156 * config/alpha/vms-crt0-64.c: Likewise.
19157 * config/alpha/vms-crt0.c: Likewise.
19158 * config/alpha/vms-dwarf2.asm: Likewise.
19159 * config/alpha/vms-dwarf2eh.asm: Likewise.
19160 * config/alpha/vms-psxcrt0-64.c: Likewise.
19161 * config/alpha/vms-psxcrt0.c: Likewise.
19162 * config/alpha/vms_tramp.asm: Likewise.
19163 * config/arc/initfini.c: Likewise.
19164 * config/arc/lib1funcs.asm: Likewise.
19165 * config/arm/bpabi-v6m.S: Likewise.
19166 * config/arm/bpabi.S: Likewise.
19167 * config/arm/bpabi.c: Likewise.
19168 * config/arm/crti.asm: Likewise.
19169 * config/arm/crtn.asm: Likewise.
19170 * config/arm/ieee754-df.S: Likewise.
19171 * config/arm/ieee754-sf.S: Likewise.
19172 * config/arm/lib1funcs.asm: Likewise.
19173 * config/arm/libunwind.S: Likewise.
19174 * config/arm/linux-atomic.c: Likewise.
19175 * config/arm/mmintrin.h: Likewise.
19176 * config/arm/pr-support.c: Likewise.
19177 * config/arm/unaligned-funcs.c: Likewise.
19178 * config/arm/unwind-arm.c: Likewise.
19179 * config/arm/unwind-arm.h: Likewise.
19180 * config/avr/libgcc.S: Likewise.
19181 * config/bfin/crti.s: Likewise.
19182 * config/bfin/crtlibid.s: Likewise.
19183 * config/bfin/crtn.s: Likewise.
19184 * config/bfin/lib1funcs.asm: Likewise.
19185 * config/bfin/linux-unwind.h: Likewise.
19186 * config/cris/arit.c: Likewise.
19187 * config/cris/cris_abi_symbol.c: Likewise.
19188 * config/darwin-64.c: Likewise.
19189 * config/darwin-crt2.c: Likewise.
19190 * config/darwin-crt3.c: Likewise.
19191 * config/darwin.h: Likewise.
19192 * config/dbxelf.h: Likewise.
19193 * config/dfp-bit.c: Likewise.
19194 * config/dfp-bit.h: Likewise.
19195 * config/elfos.h: Likewise.
19196 * config/fixed-bit.c: Likewise.
19197 * config/fixed-bit.h: Likewise.
19198 * config/fp-bit.c: Likewise.
19199 * config/fp-bit.h: Likewise.
19200 * config/fr30/crti.asm: Likewise.
19201 * config/fr30/crtn.asm: Likewise.
19202 * config/fr30/lib1funcs.asm: Likewise.
19203 * config/freebsd-spec.h: Likewise.
19204 * config/frv/cmovd.c: Likewise.
19205 * config/frv/cmovh.c: Likewise.
19206 * config/frv/cmovw.c: Likewise.
19207 * config/frv/frvbegin.c: Likewise.
19208 * config/frv/frvend.c: Likewise.
19209 * config/frv/lib1funcs.asm: Likewise.
19210 * config/glibc-stdint.h: Likewise.
19211 * config/h8300/clzhi2.c: Likewise.
19212 * config/h8300/crti.asm: Likewise.
19213 * config/h8300/crtn.asm: Likewise.
19214 * config/h8300/ctzhi2.c: Likewise.
19215 * config/h8300/fixunssfsi.c: Likewise.
19216 * config/h8300/lib1funcs.asm: Likewise.
19217 * config/h8300/parityhi2.c: Likewise.
19218 * config/h8300/popcounthi2.c: Likewise.
19219 * config/i386/ammintrin.h: Likewise.
19220 * config/i386/att.h: Likewise.
19221 * config/i386/avxintrin.h: Likewise.
19222 * config/i386/biarch64.h: Likewise.
19223 * config/i386/bmmintrin.h: Likewise.
19224 * config/i386/cpuid.h: Likewise.
19225 * config/i386/cross-stdarg.h: Likewise.
19226 * config/i386/crtfastmath.c: Likewise.
19227 * config/i386/crtprec.c: Likewise.
19228 * config/i386/cygming-crtbegin.c: Likewise.
19229 * config/i386/cygming-crtend.c: Likewise.
19230 * config/i386/cygwin.asm: Likewise.
19231 * config/i386/emmintrin.h: Likewise.
19232 * config/i386/gmm_malloc.h: Likewise.
19233 * config/i386/gthr-win32.c: Likewise.
19234 * config/i386/i386.h: Likewise.
19235 * config/i386/immintrin.h: Likewise.
19236 * config/i386/linux-unwind.h: Likewise.
19237 * config/i386/linux64.h: Likewise.
19238 * config/i386/mm3dnow.h: Likewise.
19239 * config/i386/mmintrin-common.h: Likewise.
19240 * config/i386/mmintrin.h: Likewise.
19241 * config/i386/nmmintrin.h: Likewise.
19242 * config/i386/pmm_malloc.h: Likewise.
19243 * config/i386/pmmintrin.h: Likewise.
19244 * config/i386/smmintrin.h: Likewise.
19245 * config/i386/sol2-c1.asm: Likewise.
19246 * config/i386/sol2-ci.asm: Likewise.
19247 * config/i386/sol2-cn.asm: Likewise.
19248 * config/i386/sol2-gc1.asm: Likewise.
19249 * config/i386/tmmintrin.h: Likewise.
19250 * config/i386/unix.h: Likewise.
19251 * config/i386/w32-unwind.h: Likewise.
19252 * config/i386/wmmintrin.h: Likewise.
19253 * config/i386/x86-64.h: Likewise.
19254 * config/i386/x86intrin.h: Likewise.
19255 * config/i386/xmmintrin.h: Likewise.
19256 * config/ia64/crtbegin.asm: Likewise.
19257 * config/ia64/crtend.asm: Likewise.
19258 * config/ia64/crtfastmath.c: Likewise.
19259 * config/ia64/crti.asm: Likewise.
19260 * config/ia64/crtn.asm: Likewise.
19261 * config/ia64/fde-glibc.c: Likewise.
19262 * config/ia64/lib1funcs.asm: Likewise.
19263 * config/ia64/linux-unwind.h: Likewise.
19264 * config/ia64/quadlib.c: Likewise.
19265 * config/ia64/unwind-ia64.c: Likewise.
19266 * config/linux.h: Likewise.
19267 * config/m32c/m32c-lib1.S: Likewise.
19268 * config/m32c/m32c-lib2-trapv.c: Likewise.
19269 * config/m32c/m32c-lib2.c: Likewise.
19270 * config/m32r/initfini.c: Likewise.
19271 * config/m68hc11/larith.asm: Likewise.
19272 * config/m68hc11/m68hc11-crt0.S: Likewise.
19273 * config/m68k/cf.md: Likewise.
19274 * config/m68k/crti.s: Likewise.
19275 * config/m68k/crtn.s: Likewise.
19276 * config/m68k/lb1sf68.asm: Likewise.
19277 * config/m68k/linux-unwind.h: Likewise.
19278 * config/mcore/crti.asm: Likewise.
19279 * config/mcore/crtn.asm: Likewise.
19280 * config/mcore/lib1.asm: Likewise.
19281 * config/mips/linux-unwind.h: Likewise.
19282 * config/mips/loongson.h: Likewise.
19283 * config/mips/mips16.S: Likewise.
19284 * config/mmix/crti.asm: Likewise.
19285 * config/mmix/crtn.asm: Likewise.
19286 * config/pa/fptr.c: Likewise.
19287 * config/pa/hpux-unwind.h: Likewise.
19288 * config/pa/lib2funcs.asm: Likewise.
19289 * config/pa/linux-atomic.c: Likewise.
19290 * config/pa/linux-unwind.h: Likewise.
19291 * config/pa/milli64.S: Likewise.
19292 * config/pa/quadlib.c: Likewise.
19293 * config/pa/stublib.c: Likewise.
19294 * config/picochip/libgccExtras/adddi3.asm: Likewise.
19295 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
19296 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
19297 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
19298 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
19299 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
19300 * config/picochip/libgccExtras/divmod15.asm: Likewise.
19301 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
19302 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
19303 * config/picochip/libgccExtras/longjmp.asm: Likewise.
19304 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
19305 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
19306 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
19307 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
19308 * config/picochip/libgccExtras/setjmp.asm: Likewise.
19309 * config/picochip/libgccExtras/subdi3.asm: Likewise.
19310 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
19311 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
19312 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
19313 * config/rs6000/750cl.h: Likewise.
19314 * config/rs6000/altivec.h: Likewise.
19315 * config/rs6000/biarch64.h: Likewise.
19316 * config/rs6000/crtresfpr.asm: Likewise.
19317 * config/rs6000/crtresgpr.asm: Likewise.
19318 * config/rs6000/crtresxfpr.asm: Likewise.
19319 * config/rs6000/crtresxgpr.asm: Likewise.
19320 * config/rs6000/crtsavfpr.asm: Likewise.
19321 * config/rs6000/crtsavgpr.asm: Likewise.
19322 * config/rs6000/darwin-asm.h: Likewise.
19323 * config/rs6000/darwin-fallback.c: Likewise.
19324 * config/rs6000/darwin-fpsave.asm: Likewise.
19325 * config/rs6000/darwin-ldouble.c: Likewise.
19326 * config/rs6000/darwin-tramp.asm: Likewise.
19327 * config/rs6000/darwin-unwind.h: Likewise.
19328 * config/rs6000/darwin-vecsave.asm: Likewise.
19329 * config/rs6000/darwin-world.asm: Likewise.
19330 * config/rs6000/e500crtres32gpr.asm: Likewise.
19331 * config/rs6000/e500crtres64gpr.asm: Likewise.
19332 * config/rs6000/e500crtres64gprctr.asm: Likewise.
19333 * config/rs6000/e500crtrest32gpr.asm: Likewise.
19334 * config/rs6000/e500crtrest64gpr.asm: Likewise.
19335 * config/rs6000/e500crtresx32gpr.asm: Likewise.
19336 * config/rs6000/e500crtresx64gpr.asm: Likewise.
19337 * config/rs6000/e500crtsav32gpr.asm: Likewise.
19338 * config/rs6000/e500crtsav64gpr.asm: Likewise.
19339 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
19340 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
19341 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
19342 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
19343 * config/rs6000/eabi-ci.asm: Likewise.
19344 * config/rs6000/eabi-cn.asm: Likewise.
19345 * config/rs6000/eabi.asm: Likewise.
19346 * config/rs6000/linux-unwind.h: Likewise.
19347 * config/rs6000/linux64.h: Likewise.
19348 * config/rs6000/paired.h: Likewise.
19349 * config/rs6000/paired.md: Likewise.
19350 * config/rs6000/ppc64-fp.c: Likewise.
19351 * config/rs6000/ppu_intrinsics.h: Likewise.
19352 * config/rs6000/rs6000.h: Likewise.
19353 * config/rs6000/si2vmx.h: Likewise.
19354 * config/rs6000/sol-ci.asm: Likewise.
19355 * config/rs6000/sol-cn.asm: Likewise.
19356 * config/rs6000/spe.h: Likewise.
19357 * config/rs6000/spu2vmx.h: Likewise.
19358 * config/rs6000/sysv4.h: Likewise.
19359 * config/rs6000/tramp.asm: Likewise.
19360 * config/rs6000/vec_types.h: Likewise.
19361 * config/s390/linux-unwind.h: Likewise.
19362 * config/s390/tpf-unwind.h: Likewise.
19363 * config/score/crti.asm: Likewise.
19364 * config/score/crtn.asm: Likewise.
19365 * config/sh/crt1.asm: Likewise.
19366 * config/sh/crti.asm: Likewise.
19367 * config/sh/crtn.asm: Likewise.
19368 * config/sh/divtab-sh4-300.c: Likewise.
19369 * config/sh/divtab-sh4.c: Likewise.
19370 * config/sh/divtab.c: Likewise.
19371 * config/sh/lib1funcs-4-300.asm: Likewise.
19372 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
19373 * config/sh/lib1funcs.asm: Likewise.
19374 * config/sh/lib1funcs.h: Likewise.
19375 * config/sh/linux-atomic.asm: Likewise.
19376 * config/sh/linux-unwind.h: Likewise.
19377 * config/sh/shmedia.h: Likewise.
19378 * config/sh/sshmedia.h: Likewise.
19379 * config/sh/ushmedia.h: Likewise.
19380 * config/sparc/crtfastmath.c: Likewise.
19381 * config/sparc/linux-unwind.h: Likewise.
19382 * config/sparc/sol2-c1.asm: Likewise.
19383 * config/sparc/sol2-ci.asm: Likewise.
19384 * config/sparc/sol2-cn.asm: Likewise.
19385 * config/spu/divmodti4.c: Likewise.
19386 * config/spu/divv2df3.c: Likewise.
19387 * config/spu/float_disf.c: Likewise.
19388 * config/spu/float_unsdidf.c: Likewise.
19389 * config/spu/float_unsdisf.c: Likewise.
19390 * config/spu/float_unssidf.c: Likewise.
19391 * config/spu/mfc_multi_tag_release.c: Likewise.
19392 * config/spu/mfc_multi_tag_reserve.c: Likewise.
19393 * config/spu/mfc_tag_release.c: Likewise.
19394 * config/spu/mfc_tag_reserve.c: Likewise.
19395 * config/spu/mfc_tag_table.c: Likewise.
19396 * config/spu/multi3.c: Likewise.
19397 * config/spu/spu_internals.h: Likewise.
19398 * config/spu/spu_intrinsics.h: Likewise.
19399 * config/spu/spu_mfcio.h: Likewise.
19400 * config/spu/vec_types.h: Likewise.
19401 * config/spu/vmx2spu.h: Likewise.
19402 * config/stormy16/stormy16-lib2.c: Likewise.
19403 * config/svr4.h: Likewise.
19404 * config/sync.c: Likewise.
19405 * config/v850/lib1funcs.asm: Likewise.
19406 * config/vxlib-tls.c: Likewise.
19407 * config/vxlib.c: Likewise.
19408 * config/vxworks-dummy.h: Likewise.
19409 * config/xtensa/crti.asm: Likewise.
19410 * config/xtensa/crtn.asm: Likewise.
19411 * config/xtensa/ieee754-df.S: Likewise.
19412 * config/xtensa/ieee754-sf.S: Likewise.
19413 * config/xtensa/lib1funcs.asm: Likewise.
19414 * config/xtensa/lib2funcs.S: Likewise.
19415 * config/xtensa/linux-unwind.h: Likewise.
19416 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
19417 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
19418 * coretypes.h: Likewise.
19419 * crtstuff.c: Likewise.
19420 * defaults.h: Likewise.
19421 * dwarf2.h: Likewise.
19422 * emutls.c: Likewise.
19423 * gbl-ctors.h: Likewise.
19424 * gcov-io.h: Likewise.
19425 * ginclude/float.h: Likewise.
19426 * ginclude/iso646.h: Likewise.
19427 * ginclude/stdarg.h: Likewise.
19428 * ginclude/stdbool.h: Likewise.
19429 * ginclude/stddef.h: Likewise.
19430 * ginclude/stdfix.h: Likewise.
19431 * ginclude/stdint-gcc.h: Likewise.
19432 * ginclude/tgmath.h: Likewise.
19433 * gthr-aix.h: Likewise.
19434 * gthr-dce.h: Likewise.
19435 * gthr-gnat.c: Likewise.
19436 * gthr-gnat.h: Likewise.
19437 * gthr-lynx.h: Likewise.
19438 * gthr-mipssde.h: Likewise.
19439 * gthr-nks.h: Likewise.
19440 * gthr-posix.c: Likewise.
19441 * gthr-posix.h: Likewise.
19442 * gthr-posix95.h: Likewise.
19443 * gthr-rtems.h: Likewise.
19444 * gthr-single.h: Likewise.
19445 * gthr-solaris.h: Likewise.
19446 * gthr-tpf.h: Likewise.
19447 * gthr-vxworks.h: Likewise.
19448 * gthr-win32.h: Likewise.
19449 * gthr.h: Likewise.
19450 * libgcc2.c: Likewise.
19451 * libgcc2.h: Likewise.
19452 * libgcov.c: Likewise.
19453 * tsystem.h: Likewise.
19454 * typeclass.h: Likewise.
19455 * unwind-c.c: Likewise.
19456 * unwind-compat.h: Likewise.
19457 * unwind-dw2-fde-compat.c: Likewise.
19458 * unwind-dw2-fde-darwin.c: Likewise.
19459 * unwind-dw2-fde-glibc.c: Likewise.
19460 * unwind-dw2-fde.c: Likewise.
19461 * unwind-dw2-fde.h: Likewise.
19462 * unwind-dw2.c: Likewise.
19463 * unwind-dw2.h: Likewise.
19464 * unwind-generic.h: Likewise.
19465 * unwind-pe.h: Likewise.
19466 * unwind-sjlj.c: Likewise.
19467 * unwind.inc: Likewise.
19468 * config/arm/neon-gen.ml: Change generated copyright header to
19469 refer to version 3 of the GNU General Public License with
19470 version 3.1 of the GCC Runtime Library Exception and to point
19471 readers at the COPYING3 and COPYING3.RUNTIME files and the
19472 FSF's license web page.
19473 * config/arm/arm_neon.h: Regenerate.
19475 2009-04-09 Jakub Jelinek <jakub@redhat.com>
19477 * config/cris/cris.md: Change copyright header to refer to version
19478 3 of the GNU General Public License.
19479 * doc/install.texi2html: Change copyright header to refer to version
19480 3 of the GNU General Public License and to point readers at the
19481 COPYING3 file and the FSF's license web page.
19482 * config/vax/linux.h: Likewise.
19484 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19486 * config/i386/i386.md (cmpcc): New.
19487 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
19488 (sync_compare_and_swap_cc*): Delete.
19490 * config/s390/s390.c (s390_compare_emitted): Remove.
19491 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
19492 s390_compare_emitted used to be handled. Assert that modes match.
19493 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
19494 refer to sync_compare_and_swap_ccsi.
19495 * config/s390/s390.h (s390_compare_emitted): Remove.
19496 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
19497 instead of s390_compare_emitted.
19498 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
19499 instead of s390_compare_emitted.
19500 * config/s390/s390.md (cmpcc): New.
19501 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
19502 CC_REGNUM, do not pretend it's set.
19503 (sync_compare_and_swap_cc*): Delete.
19504 * config/s390/predicates.md (cc_reg_operand): New.
19506 * expr.c (sync_compare_and_swap_cc): Delete.
19507 * optabs.h (sync_compare_and_swap_cc): Delete.
19508 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
19509 is being used with can_compare_p.
19510 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
19511 (find_cc_set): New.
19512 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
19513 look for a MODE_CC set instead. Use emit_store_flag.
19514 (expand_compare_and_swap_loop): Likewise, with some additional
19515 complication to avoid a force_reg when useless. Use
19516 emit_cmp_and_jump_insns.
19517 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
19518 * doc/md.texi (sync_compare_and_swap_cc): Merge with
19519 sync_compare_and_swap documentation.
19521 2009-04-09 Jan Hubicka <jh@suse.cz>
19523 * except.c (find_prev_try): Break out from ....
19524 (duplicate_eh_regions): ... here; properly update prev_try pointers
19525 when duplication part of tree.
19526 (dump_eh_tree): Improve dumping.
19527 (verify_eh_region): New.
19528 (verify_eh_tree): Use it.
19530 2009-04-06 Richard Guenther <rguenther@suse.de>
19532 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
19533 &ARRAY addresses by adjusting their types and prepending
19535 * tree-cfg.c (verify_gimple_assign_single): Verify that
19536 addresses are correct.
19538 2009-04-09 Richard Guenther <rguenther@suse.de>
19540 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
19541 indices into an array reference if possible.
19542 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
19543 Fold POINTER_PLUS_EXPR statements with invariant address.
19545 2009-04-09 Alan Modra <amodra@bigpond.net.au>
19548 * config.gcc (powerpc64-*-linux*): Always build biarch.
19550 2009-04-09 Joseph Myers <joseph@codesourcery.com>
19553 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
19554 it and pedwarn if this results in an INTEGER_CST.
19556 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19558 * doc/install.texi: Update minimum GMP version. Remove obsolete
19559 text in MPFR section.
19561 2009-04-08 Jakub Jelinek <jakub@redhat.com>
19563 * dwarf2out.c (class_scope_p): New static inline.
19564 (class_or_namespace_scope_p): Use it.
19565 (gen_variable_die): Use DW_TAG_member tag for static data member
19566 declarations instead of DW_TAG_variable.
19568 PR middle-end/39573
19569 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
19572 2009-04-08 Richard Guenther <rguenther@suse.de>
19574 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
19575 valueize random data.
19577 2009-04-08 David Edelsohn <edelsohn@gnu.org>
19579 * config.gcc (aix tm_file): Add aix-stdint.h.
19580 (aix tm clause use_gcc_stdint): Set to wrap.
19581 * config/rs6000/aix-stdint.h: New file.
19583 2009-04-08 Richard Guenther <rguenther@suse.de>
19585 PR middle-end/36291
19586 * tree-dfa.c (add_referenced_var): Do not recurse into
19587 global initializers.
19588 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
19590 (fold_const_aggregate_ref): Likewise.
19592 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19594 * recog.c (ordered_comparison_operator): New.
19595 * gensupport.c (std_preds): Add it.
19596 * doc/md.texi (Machine-Independent Predicates): Document it.
19598 2009-04-08 Jan Hubicka <jh@suse.cz>
19600 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
19601 * function.h (rtl_eh): Remove exception_handler_label_map.
19602 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
19603 remove_exception_handler_label, for_each_eh_label_1): Remove.
19604 (rtl_remove_unreachable_regions): Remove.
19605 (convert_from_eh_region_ranges): Do not remove unreachable regions.
19606 (find_exception_handler_labels): Don't build the hashtable.
19607 (maybe_remove_eh_handler): Remove.
19608 (for_each_eh_label): Rewrite to walk the tree.
19609 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
19610 * except.h (maybe_remove_eh_handler): Remove.
19611 * passes.c (init_optimization_passes): Schedule second EH cleanup
19613 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
19614 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
19616 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19618 * genoutput.c (validate_optab_operands): New.
19619 (gen_insn, gen_expand): Call it.
19621 * genflags.c (gen_insn): Detect misused iterators.
19622 (main): Pass line_no to gen_insn, exit with status 1 on error.
19624 * genextract.c (line_no): Make global.
19625 (VEC_safe_set_locstr): Change assertion to error message.
19626 (main): Exit with status 1 on error.
19628 2009-04-08 Joseph Myers <joseph@codesourcery.com>
19632 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
19633 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
19634 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
19635 * c-convert.c (convert): Do not call fold on results of conversion
19636 functions when the result is a C_MAYBE_CONST_EXPR.
19637 * c-parser.c (c_parser_postfix_expression): Do not fold condition
19638 of __builtin_choose_expr.
19639 * c-typeck.c (remove_c_maybe_const_expr): New.
19640 (build_unary_op, build_conditional_expr, build_compound_expr,
19641 build_binary_op, c_objc_common_truthvalue_conversion): Call
19642 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
19645 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
19647 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
19648 CODE to produce a new one. Add a prototype to use fold_convert_const
19650 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
19653 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
19654 mix declarations and code.
19656 2009-04-08 Ben Elliston <bje@au.ibm.com>
19658 * gcc.c: Replace `CC' with `GCC' throughout.
19660 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
19662 * doc/invoke.texi: Document Atom support.
19664 2009-04-07 Jason Merrill <jason@redhat.com>
19667 * c-common.h, c-common.c: Add flag_pretty_templates.
19668 * c-opts.c (c_common_handle_option): Set it.
19669 * c.opt: Add -fno-pretty-templates.
19670 * doc/invoke.texi (C++ Dialect Options): Likewise.
19672 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
19674 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
19675 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
19676 (ia64_expand_builtin): Likewise.
19678 2009-04-07 Martin Jambor <mjambor@suse.cz>
19680 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
19681 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
19682 ADDR_EXPRS are include too.
19684 2009-04-07 Richard Guenther <rguenther@suse.de>
19686 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
19687 decls are only used if passes as parameters or if they are
19688 local statics and the call is not to a builtin.
19689 (call_may_clobber_ref_p_1): Likewise.
19691 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19693 * expr.c (do_store_flag): Remove last argument. Simplify code
19694 to avoid duplication of tests already done by can_compare_p.
19695 (expand_expr_real_1): Adjust caller.
19697 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19699 * optabs.c (can_compare_p): Test the predicate of a
19700 cbranch and cstore pattern.
19702 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19704 * expr.c (convert_move): Use emit_store_flag instead of
19707 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19709 * config/i386/i386.c (ix86_compare_emitted): Remove.
19710 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
19711 ix86_compare_op0 like ix86_compare_emitted used to be handled.
19712 * config/i386/i386.h (ix86_compare_emitted): Remove.
19713 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
19714 instead of ix86_compare_emitted.
19715 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
19717 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
19719 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
19720 Add t-sysroot-suffix to tmake_file.
19721 * config/print-sysroot-suffix.sh: New file.
19722 * config/t-sysroot-suffix: New file.
19724 2009-04-07 Ben Elliston <bje@au.ibm.com>
19726 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
19727 as the latter produces a warning when the target does not support
19730 2009-04-07 Ben Elliston <bje@au.ibm.com>
19732 * dfp.c: Replace type punning assignments with memcpy throughout.
19733 * Makefile.in (dfp.o-warn): Remove.
19735 2009-04-07 Alan Modra <amodra@bigpond.net.au>
19738 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
19739 Include soft-fp/t-softfp after rs6000/t-linux64.
19741 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
19743 * stor-layout.c (set_sizetype): Use the full precision of their
19744 machine mode for bitsize types.
19746 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
19748 * config/i386/i386.md: Revert 2 accidental checkins.
19750 2009-04-06 Joey Ye <joey.ye@intel.com>
19751 Xuepeng Guo <xuepeng.guo@intel.com>
19752 H.J. Lu <hongjiu.lu@intel.com>
19754 Atom pipeline model, tuning and insn selection.
19755 * config.gcc (atom): Add atom config options and target.
19757 * config/i386/atom.md: New.
19759 * config/i386/i386.c (atom_cost): New cost.
19760 (m_ATOM): New macro flag.
19761 (initial_ix86_tune_features): Set m_ATOM.
19762 (x86_accumulate_outgoing_args): Likewise.
19763 (x86_arch_always_fancy_math_387): Likewise.
19764 (processor_target): Add Atom cost.
19765 (cpu_names): Add Atom cpu name.
19766 (override_options): Set Atom ISA.
19767 (ix86_issue_rate): New case PROCESSOR_ATOM.
19768 (ix86_adjust_cost): Likewise.
19770 * config/i386/i386.h (TARGET_ATOM): New target macro.
19771 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
19772 (TARGET_OPT_AGU): New target option.
19773 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
19774 (processor_type): Add PROCESSOR_ATOM.
19776 * config/i386/i386.md (cpu): Add new value "atom".
19777 (use_carry, movu): New attr.
19778 (atom.md): Include atom.md.
19779 (adddi3_carry_rex64): Set attr "use_carry".
19780 (addqi3_carry): Likewise.
19781 (addhi3_carry): Likewise.
19782 (addsi3_carry): Likewise.
19783 (*addsi3_carry_zext): Likewise.
19784 (subdi3_carry_rex64): Likewise.
19785 (subqi3_carry): Likewise.
19786 (subhi3_carry): Likewise.
19787 (subsi3_carry): Likewise.
19788 (x86_movdicc_0_m1_rex64): Likewise.
19789 (*x86_movdicc_0_m1_se): Likewise.
19790 (x86_movsicc_0_m1): Likewise.
19791 (*x86_movsicc_0_m1_se): Likewise.
19792 (*adddi_1_rex64): Emit add insn as much as possible.
19793 (*addsi_1): Likewise.
19794 (return_internal): Set atom_unit.
19795 (return_internal_long): Likewise.
19796 (return_pop_internal): Likewise.
19797 (*rcpsf2_sse): Set atom_sse_attr attr.
19798 (*qrt<mode>2_sse): Likewise.
19799 (*prefetch_sse): Likewise.
19801 * config/i386/i386-c.c (ix86_target_macros_internal): New case
19803 (ix86_target_macros_internal): Likewise.
19805 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
19806 (*prefetch_sse_rex): Likewise.
19807 (sse_rcpv4sf2): Likewise.
19808 (sse_vmrcpv4sf2): Likewise.
19809 (sse_sqrtv4sf2): Likewise.
19810 (<sse>_vmsqrt<mode>2): Likewise.
19811 (sse_ldmxcsr): Likewise.
19812 (sse_stmxcsr): Likewise.
19813 (*sse_sfence): Likewise.
19814 (sse2_clflush): Likewise.
19815 (*sse2_mfence): Likewise.
19816 (*sse2_lfence): Likewise.
19817 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
19818 (<sse>_movup<ssemodesuffixf2c>): Likewise.
19819 (avx_movdqu<avxmodesuffix>): Likewise.
19820 (avx_lddqu<avxmodesuffix>): Likewise.
19821 (sse2_movntv2di): Change attr "type" to "ssemov".
19822 (sse2_movntsi): Likewise.
19823 (rsqrtv8sf2): Change attr "type" to "sseadd".
19824 (sse3_addsubv2df3): Set attr "atom_unit".
19825 (sse3_h<plusminus_insn>v4sf3): Likewise.
19826 (*sse2_pmaddwd): Likewise.
19827 (*vec_extractv2di_1_rex64): Likewise.
19828 (*vec_extractv2di_1_avx): Likewise.
19829 (sse2_psadbw): Likewise.
19830 (ssse3_phaddwv8hi3): Likewise.
19831 (ssse3_phaddwv4hi3): Likewise.
19832 (ssse3_phadddv4si3): Likewise.
19833 (ssse3_phadddv2si3): Likewise.
19834 (ssse3_phaddswv8hi3): Likewise.
19835 (ssse3_phaddswv4hi3): Likewise.
19836 (ssse3_phsubwv8hi3): Likewise.
19837 (ssse3_phsubwv4hi3): Likewise.
19838 (ssse3_phsubdv4si3): Likewise.
19839 (ssse3_phsubdv2si3): Likewise.
19840 (ssse3_phsubswv8hi3): Likewise.
19841 (ssse3_phsubswv4hi3): Likewise.
19842 (ssse3_pmaddubsw128): Likewise.
19843 (sse3_pmaddubsw: Likewise.
19844 (ssse3_palignrti): Likewise.
19845 (ssse3_palignrdi): Likewise.
19847 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
19849 * doc/install.texi (Specific): Fix two cross-references to MinGW.
19851 2009-04-06 Richard Guenther <rguenther@suse.de>
19853 PR tree-optimization/28868
19854 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
19855 of which PHI results we inserted.
19856 (insert_into_preds_of_block): Record inserted PHIs.
19857 (eliminate): Eliminate redundant PHI nodes.
19858 (init_pre): Init inserted_phi_names.
19860 2009-04-06 Richard Guenther <rguenther@suse.de>
19862 PR tree-optimization/39643
19863 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
19864 IMAGPART_EXPRs of complex constants.
19865 (execute_fold_all_builtins): If we folded a call queue
19866 TODO_update_address_taken.
19868 2009-04-06 Jan Hubicka <jh@suse.cz>
19870 PR middle-end/39659
19871 * except.c (remove_unreachable_regions): Propagate may_contain_throw
19874 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
19876 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
19878 (ic_invalidate_array): Likewise.
19880 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
19882 * calls.c (emit_library_call_value_1): Fix a problem with parameter
19883 alignment for library calls.
19885 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
19887 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
19888 (mingw32 tm clause use_gcc_stdint): Set to wrap.
19889 * config/i386/mingw-stdint.h: New file.
19891 2009-04-05 Richard Guenther <rguenther@suse.de>
19893 PR tree-optimization/39648
19894 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
19895 our &A vs. &A[0] IL deficiencies.
19897 2009-04-04 Jan Hubicka <jh@suse.cz>
19899 * except.c (sjlj_find_directly_reachable_regions): Be ready for
19900 removed toplevel regions.
19901 (sjlj_mark_call_sites): Likewise.
19903 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
19905 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
19906 (cygwin tm clause use_gcc_stdint): Set to wrap.
19907 * config/i386/cygwin-stdint.h: New file.
19909 2009-04-04 Richard Guenther <rguenther@suse.de>
19911 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
19912 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
19913 single-argument PHIs if we are in loop-closed SSA form.
19914 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
19915 for the pre-condition.
19916 (slpeel_tree_peel_loop_to_edge): Likewise.
19917 (vect_build_loop_niters): Take an optional sequence to append stmts.
19918 (vect_generate_tmps_on_preheader): Likewise.
19919 (vect_do_peeling_for_loop_bound): Take extra guards for the
19921 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
19922 the cost model check.
19923 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
19924 guards if we are going to peel. Do not apply versioning in that case.
19925 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
19926 (vect_do_peeling_for_loop_bound): Likewise.
19927 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
19928 loop bound only record extra pre-conditions, do not apply loop
19931 2009-04-04 Richard Guenther <rguenther@suse.de>
19933 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
19936 2009-04-04 Jan Hubicka <jh@suse.cz>
19938 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
19939 last_basic_block for size of bb->index indexed array.
19940 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
19941 compute_out, link_btr_uses, build_btr_def_use_webs,
19942 build_btr_def_use_webs, migrate_btr_defs): Likewise.
19944 2009-04-04 Jan Hubicka <jh@suse.cz>
19946 * except.c (remove_eh_handler_and_replace): Break out from ...
19947 (remove_eh_handler): ... here.
19948 (bring_to_root): New function.
19949 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
19950 handled ones, bring others to root of tree.
19952 2009-04-04 Jan Hubicka <jh@suse.cz>
19954 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
19955 (all_phis_safe_to_merge): New function.
19956 (update_info): New structure.
19957 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
19958 (cleanup_empty_eh): Update SSA if possible.
19960 2009-04-04 Richard Guenther <rguenther@suse.de>
19962 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
19963 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
19964 (append_vuse): Likewise.
19966 2009-04-04 Jakub Jelinek <jakub@redhat.com>
19968 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
19969 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
19970 instead of REG_UNSAVED for DW_CFA_undefined.
19971 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
19972 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
19975 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
19978 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
19979 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
19980 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
19982 2009-04-04 Richard Guenther <rguenther@suse.de>
19984 PR tree-optimization/8781
19985 PR tree-optimization/37892
19986 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
19987 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
19988 (valueize_refs): Call it for *& valueizations.
19989 (shared_reference_ops_from_ref): Rename to ...
19990 (valueize_shared_reference_ops_from_ref): ... this and valueize.
19991 (shared_reference_ops_from_call): Rename to ...
19992 (valueize_shared_reference_ops_from_call): ... this and valueize.
19993 (vn_reference_lookup): Update.
19994 (visit_reference_op_call): Likewise.
19995 * tree-ssa-pre.c (phi_translate_1): Fold *&.
19996 (eliminate): Value-replace the call address in call statements.
19998 2009-04-04 Richard Guenther <rguenther@suse.de>
20000 PR tree-optimization/39636
20001 * tree-ssa-forwprop.c
20002 (forward_propagate_addr_into_variable_array_index): Check for
20003 GIMPLE_ASSIGN before accessing the rhs code.
20005 2009-04-03 Jason Merrill <jason@redhat.com>
20007 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
20009 2009-04-03 Steve Ellcey <sje@cup.hp.com>
20011 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
20012 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
20013 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
20014 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
20015 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
20016 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
20017 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
20018 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
20019 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
20020 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
20021 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
20022 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
20023 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
20024 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
20025 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
20026 Use fr_reg_or_fp01_operand instead of fr_register_operand
20028 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
20029 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
20030 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
20032 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
20034 PR rtl-optimization/39607
20035 PR rtl-optimization/39631
20039 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20040 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20041 instead of DF_LR_OUT.
20042 * ira-lives.c (process_bb_node_lives): Ditto.
20043 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20044 instead of DF_LR_{OUT,IN}.
20045 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20046 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20048 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
20050 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
20051 (execute_lower_omp): Always run but take the short way out if -fopenmp
20053 (gate_lower_omp): Remove, forcing the pass manager to always run the
20054 pass and always set PROP_gimple_lomp.
20055 (pass_lower_omp): Remove gate function.
20056 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
20057 PROP_trees. Instead, require it.
20058 * ipa-cp.c (pass_ipa_cp): Likewise.
20059 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
20060 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
20061 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
20062 and PROP_gimple_leh.
20064 2009-04-03 Richard Guenther <rguenther@suse.de>
20066 PR middle-end/13146
20067 PR tree-optimization/23940
20068 PR tree-optimization/33237
20069 PR middle-end/33974
20070 PR middle-end/34093
20071 PR tree-optimization/36201
20072 PR tree-optimization/36230
20073 PR tree-optimization/38049
20074 PR tree-optimization/38207
20075 PR tree-optimization/38230
20076 PR tree-optimization/38301
20077 PR tree-optimization/38585
20078 PR middle-end/38895
20079 PR tree-optimization/38985
20080 PR tree-optimization/39299
20081 * tree-ssa-structalias.h: Remove.
20082 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
20083 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
20084 (struct vuse_element_d): Remove.
20085 (struct vuse_vec_d): Likewise.
20086 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
20087 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
20088 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
20089 VUSE_ELEMENT_VAR): Likewise.
20090 (struct voptype_d): Likewise.
20091 (NUM_VOP_FREE_BUCKETS): Likewise.
20092 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
20093 (struct stmt_operands_d): Remove.
20094 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
20095 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
20096 VDEF_NUM, VDEF_VECT): Likewise.
20097 (copy_virtual_operands): Remove.
20098 (operand_build_cmp): Likewise.
20099 (create_ssa_artificial_load_stmt): Likewise.
20100 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
20101 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
20102 vuse_index and mayuse_index members. Pack and move done and iter_type
20103 members to the front.
20104 (SSA_OP_VMAYUSE): Remove.
20105 (SSA_OP_VIRTUAL_USES): Adjust.
20106 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
20107 (unlink_stmt_vdef): Declare.
20108 (add_to_addressable_set): Remove.
20109 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
20110 (vrp_visit_stmt): Likewise.
20111 * doc/tree-ssa.texi (Alias analysis): Update.
20112 * doc/invoke.texi (max-aliased-vops): Remove docs.
20113 (avg-aliased-vops): Likewise.
20114 * tree-into-ssa.c (syms_to_rename): Remove.
20115 (need_to_update_vops_p): Likewise.
20116 (need_to_initialize_update_ssa_p): Rename to ...
20117 (update_ssa_initialized_fn): ... this. Track function we are
20119 (symbol_marked_for_renaming): Simplify.
20120 (add_new_name_mapping): Do not set need_to_update_vops_p.
20121 (dump_currdefs): Use SYMS_TO_RENAME.
20122 (rewrite_update_stmt): Always walk all uses/defs.
20123 (dump_update_ssa): Adjust.
20124 (init_update_ssa): Take function argument. Track what we are
20126 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
20127 (create_new_def_for): Initialize for cfun, assert we are initialized
20129 (mark_sym_for_renaming): Simplify.
20130 (mark_set_for_renaming): Do not initialize update-ssa.
20131 (need_ssa_update_p): Simplify. Take function argument.
20132 (name_mappings_registered_p): Assert we ask for the correct function.
20133 (name_registered_for_update_p): Likewise.
20134 (ssa_names_to_replace): Likewise.
20135 (release_ssa_name_after_update_ssa): Likewise.
20136 (update_ssa): Likewise. Use SYMS_TO_RENAME.
20137 (dump_decl_set): Do not print a newline.
20138 (debug_decl_set): Do it here.
20139 (dump_update_ssa): And here.
20140 * tree-ssa-loop-im.c (move_computations): Adjust.
20141 (movement_possibility): Likewise.
20142 (determine_max_movement): Likewise.
20143 (gather_mem_refs_stmt): Likewise.
20144 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
20145 or NAME_MEMORY_TAG.
20146 * tree-complex.c (update_all_vops): Remove.
20147 (expand_complex_move): Adjust.
20148 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
20149 Simplify test for memory referencing statement. Exclude
20150 non-invariant ADDR_EXPRs.
20151 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
20152 * tree-loop-distribution.c (generate_memset_zero): Adjust.
20153 (rdg_flag_uses): Likewise.
20154 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
20156 (tree_optimize_tail_calls_1): Also split the
20157 edge from the entry block if we have degenerate PHI nodes in
20158 the first basic block.
20159 * tree.c (init_ttree): Remove memory-tag related code.
20160 (tree_code_size): Likewise.
20161 (tree_node_structure): Likewise.
20162 (build7_stat): Re-write to be build6_stat.
20163 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
20164 (SSA_VAR_P): Adjust.
20165 (struct tree_memory_tag): Remove.
20166 (struct tree_memory_partition_tag): Likewise.
20167 (union tree_node): Adjust.
20168 (build7): Re-write to be build6.
20169 * tree-pass.h (pass_reset_cc_flags): Remove.
20170 (TODO_update_address_taken): New flag.
20171 (pass_simple_dse): Remove.
20172 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
20173 * params.h (MAX_ALIASED_VOPS): Remove.
20174 (AVG_ALIASED_VOPS): Likewise.
20175 * omp-low.c (expand_omp_taskreg): Update SSA form.
20176 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
20177 aliases the lhs in a copy stmt.
20178 * tree-ssa-dse.c (struct address_walk_data): Remove.
20179 (memory_ssa_name_same): Likewise.
20180 (memory_address_same): Likewise.
20181 (get_kill_of_stmt_lhs): Likewise.
20182 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
20183 unused stores. Look through PHI nodes into post-dominated regions.
20184 (dse_optimize_stmt): Simplify. Properly remove stores.
20185 (tree_ssa_dse): Compute dominators.
20186 (execute_simple_dse): Remove.
20187 (pass_simple_dse): Likewise.
20188 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
20189 gimple_loaded_syms and gimple_stored_syms computation.
20190 * toplev.c (dump_memory_report): Dump alias and pta stats.
20191 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
20192 (vn_reference_eq): Likewise.
20193 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
20194 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
20195 valueize_vuses): Remove.
20196 (get_def_ref_stmt_vuses): Simplify. Rename to ...
20197 (get_def_ref_stmt_vuse): ... this.
20198 (vn_reference_lookup_2): New function.
20199 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
20200 walking equivalent vuses. Simplify.
20201 (vn_reference_lookup): Likewise.
20202 (vn_reference_insert): Likewise.
20203 (vn_reference_insert_pieces): Likewise.
20204 (visit_reference_op_call): Simplify.
20205 (visit_reference_op_load): Likewise.
20206 (visit_reference_op_store): Likewise.
20207 (init_scc_vn): Remove shared_lookup_vuses initialization.
20208 (free_scc_vn): Remove shared_lookup_vuses freeing.
20209 (sort_vuses, sort_vuses_heap): Remove.
20210 (get_ref_from_reference_ops): Export.
20211 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
20212 vector with single vuse pointer.
20213 (vn_reference_lookup_pieces, vn_reference_lookup,
20214 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
20215 (shared_vuses_from_stmt): Remove.
20216 (get_ref_from_reference_ops): Declare.
20217 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
20218 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20219 memory-tag related code.
20220 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
20221 (likely_value): Add comment, skip static-chain of call statements.
20222 (surely_varying_stmt_p): Adjust.
20223 (gimplify_and_update_call_from_tree): Likewise.
20224 (execute_fold_all_builtins): Do not rebuild alias info.
20225 (gimplify_and_update_call_from_tree): Properly update VOPs.
20226 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
20227 (copy_ref_info): Remove memory-tag related code.
20228 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
20229 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
20230 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
20232 * tree-ssa-dom.c (gimple_p): Remove typedef.
20233 (eliminate_redundant_computations): Adjust.
20234 (record_equivalences_from_stmt): Likewise.
20235 (avail_expr_hash): Likewise.
20236 (avail_expr_eq): Likewise.
20237 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
20238 (stmt_makes_single_load): Likewise.
20239 (stmt_makes_single_store): Likewise.
20240 * tree-ssa-alias.c: Rewrite completely.
20241 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
20242 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
20243 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
20244 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
20245 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
20246 Remove public functions.
20247 (pass_reset_cc_flags): Remove.
20248 (pass_build_alias): Move ...
20249 * tree-ssa-structalias.c (pass_build_alias): ... here.
20250 * tree-ssa-alias.c (may_be_aliased): Move ...
20251 * tree-flow-inline.h (may_be_aliased): ... here.
20252 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
20253 count_uses_and_derefs): Move ...
20254 * gimple.c: ... here.
20255 * gimple.h (count_uses_and_derefs): Declare.
20256 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
20257 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
20258 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
20259 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
20260 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
20261 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
20262 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
20264 * tree-dfa.c (refs_may_alias_p): Move ...
20265 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
20266 * tree-ssa-alias.h: New file.
20267 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
20268 (statement_sink_location): Likewise.
20269 * opts.c (decode_options): Do not adjust max-aliased-vops or
20270 avg-aliased-vops values.
20271 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
20272 (TV_CALL_CLOBBER): Likewise.
20273 (TV_FLOW_SENSITIVE): Likewise.
20274 (TV_FLOW_INSENSITIVE): Likewise.
20275 (TV_MEMORY_PARTITIONING): Likewise.
20276 (TV_ALIAS_STMT_WALK): New timevar.
20277 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
20278 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
20279 (get_address_description): Remove memory-tag related code.
20280 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
20281 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
20282 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
20283 and immediate uses in statements. Document.
20284 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
20285 (dump_symbols): Remove.
20286 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
20287 * alias.c (get_deref_alias_set): New function split out from ...
20288 (get_alias_set): ... here.
20289 * alias.h (get_deref_alias_set): Declare.
20290 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
20291 type parameter. Remove restrict pointer handling. Create a
20292 ref-all pointer in case type-based alias sets do not conflict.
20293 (vect_analyze_data_refs): Remove SMT related code.
20294 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
20295 (vectorizable_load): Likewise.
20296 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
20297 (DR_SYMBOL_TAG, DR_VOPS): Remove.
20298 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
20299 Ignore vops and SMTs.
20300 (dr_analyze_alias): Likewise..
20301 (free_data_ref): Likewise.
20302 (create_data_ref): Likewise.
20303 (analyze_all_data_dependences): Likewise.
20304 (get_references_in_stmt): Adjust.
20305 * tree-flow-inline.h (gimple_aliases_computed_p,
20306 gimple_addressable_vars, gimple_call_clobbered_vars,
20307 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
20308 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
20309 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
20310 gimple_mem_ref_stats): Remove.
20311 (gimple_vop): New function.
20312 (op_iter_next_use): Remove vuses and mayuses cases.
20313 (op_iter_next_def): Remove vdefs case.
20314 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
20315 (clear_and_done_ssa_iter): Do not set removed fields.
20316 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
20317 Assert we are not iterating over vuses or vdefs if not also
20318 iterating over uses or defs.
20319 (op_iter_init_use): Likewise.
20320 (op_iter_init_def): Likewise.
20321 (op_iter_next_vdef): Remove.
20322 (op_iter_next_mustdef): Likewise.
20323 (op_iter_init_vdef): Likewise.
20324 (compare_ssa_operands_equal): Likewise.
20325 (link_use_stmts_after): Handle vuse operand.
20326 (is_call_used): Use is_call_clobbered.
20327 (is_call_clobbered): Global variables are always call clobbered,
20328 query the call-clobbers bitmap.
20329 (mark_call_clobbered): Ignore global variables.
20330 (clear_call_clobbered): Likewise.
20331 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
20332 virtual operands sanity check.
20333 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
20335 (TARGET_MEM_REF): Remove TMR_TAG operand.
20336 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
20337 Remove call-clobber related code.
20338 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
20339 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
20340 partitions or escape reason.
20341 (get_single_def_stmt, get_single_def_stmt_from_phi,
20342 get_single_def_stmt_with_phi): Remove.
20343 (dump_referenced_vars): Tidy.
20344 (get_ref_base_and_extent): Allow bare decls.
20345 (collect_dfa_stats): Adjust.
20346 * graphite.c (rename_variables_in_stmt): Adjust.
20347 (graphite_copy_stmts_from_block): Likewise.
20348 (translate_clast): Likewise.
20349 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
20351 (translate_vuse_through_block): Use the oracle.
20352 (phi_translate_1): Adjust.
20353 (value_dies_in_block_x): Use the oracle. Cache the outcome
20355 (valid_in_sets): Check if the VUSE for
20356 a REFERENCE is available.
20357 (eliminate): Do not remove stmts during elimination,
20358 instead queue and remove them afterwards.
20359 (do_pre): Do not rebuild alias info.
20360 (pass_pre): Run TODO_rebuild_alias before PRE.
20361 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
20362 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
20363 (mark_all_v_defs_stmt): Remove.
20364 (mark_all_v_defs_seq): Adjust.
20365 (sra_replace): Likewise.
20366 (scalarize_use): Likewise.
20367 (scalarize_copy): Likewise.
20368 (scalarize_init): Likewise.
20369 (scalarize_ldst): Likewise.
20370 (todoflags): Remove.
20371 (tree_sra): Do not rebuild alias info.
20372 (tree_sra_early): Adjust.
20373 (pass_sra): Run TODO_update_address_taken before SRA.
20374 * tree-predcom.c (set_alias_info): Remove.
20375 (prepare_initializers_chain): Do not call it.
20376 (mark_virtual_ops_for_renaming): Adjust.
20377 (mark_virtual_ops_for_renaming_list): Remove.
20378 (initialize_root_vars): Adjust.
20379 (initialize_root_vars_lm): Likewise.
20380 (prepare_initializers_chain): Likewise.
20381 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
20382 (may_propagate_copy_into_stmt): Likewise.
20383 (merge_alias_info): Do nothing for now.
20384 (propagate_tree_value_into_stmt): Adjust.
20385 (stmt_may_generate_copy): Likewise.
20386 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
20387 not mark symbols for renaming.
20388 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
20389 with the same statement, make sure to update the new pointed-to one.
20390 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
20391 call statements, do not mark symbols for renaming.
20392 (mark_operand_necessary): Dump something.
20393 (ref_may_be_aliased): New function.
20394 (mark_aliased_reaching_defs_necessary_1): New helper function.
20395 (mark_aliased_reaching_defs_necessary): Likewise.
20396 (mark_all_reaching_defs_necessary_1): Likewise.
20397 (mark_all_reaching_defs_necessary): Likewise.
20398 (propagate_necessity): Do not process virtual PHIs. For
20399 non-aliased loads mark all reaching definitions as necessary.
20400 For aliased loads and stores mark the immediate dominating
20401 aliased clobbers as necessary.
20402 (visited): New global static.
20403 (perform_tree_ssa_dce): Free visited bitmap after propagating
20405 (remove_dead_phis): Perform simple dead virtual PHI removal.
20406 (remove_dead_stmt): Properly unlink virtual operands when
20408 (eliminate_unnecessary_stmts): Schedule PHI removal after
20410 * tree-ssa-ter.c (is_replaceable_p): Adjust.
20411 (process_replaceable): Likewise.
20412 (find_replaceable_in_bb): Likewise.
20413 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
20414 based on the single gimple vop.
20415 (verify_flow_insensitive_alias_info): Remove.
20416 (verify_flow_sensitive_alias_info): Likewise.
20417 (verify_call_clobbering): Likewise.
20418 (verify_memory_partitions): Likewise.
20419 (verify_alias_info): Likewise.
20420 (verify_ssa): Adjust..
20421 (execute_update_addresses_taken): Export. Update SSA
20422 manually. Optimize only when optimizing. Use a local bitmap.
20423 (pass_update_address_taken): Remove TODO_update_ssa, add
20425 (pass_update_address_taken): Just use TODO_update_address_taken.
20426 (init_tree_ssa): Do not initialize addressable_vars.
20427 (verify_ssa): Verify new VUSE / VDEF properties.
20428 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
20429 Do not call verify_alias_info.
20430 (delete_tree_ssa): Clear the VUSE, VDEF operands.
20431 Do not free the loaded and stored syms bitmaps. Reset the escaped
20432 and callused solutions. Do not free addressable_vars.
20433 Remove memory-tag related code.
20434 (warn_uninitialized_var): Aliases are always available.
20435 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
20436 * lambda-code.c (can_put_in_inner_loop): Adjust.
20437 (can_put_after_inner_loop): Likewise.
20438 (perfect_nestify): Likewise.
20439 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
20440 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
20441 (vectorizable_conversion): Do not mark symbols for renaming.
20442 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
20443 (expand_call_inline): Unlink the calls virtual operands before
20445 (tree_function_versioning): Do not call update_ssa if we are not
20446 updating clones. Simplify.
20447 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
20448 (propagate_with_phi): Likewise..
20449 * tree-outof-ssa.c (create_temp): Remove memory tag and call
20450 clobber code. Assert we are not aliased or global.
20451 * tree-flow.h: Include tree-ssa-alias.h
20452 (enum escape_type): Remove.
20453 (struct mem_sym_stats_d): Likewise.
20454 (struct mem_ref_stats_d): Likewise.
20455 (struct gimple_df): Add vop member. Remove global_var,
20456 call_clobbered_vars, call_used_vars, addressable_vars,
20457 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
20458 escaped and callused members.
20459 (struct ptr_info_def): Remove all members, add points-to solution
20461 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
20462 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
20463 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
20464 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
20465 (tree-ssa-alias.o): Likewise.
20466 (toplev.o): Add tree-ssa-alias.h
20467 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
20468 * gimple.c (gimple_set_bb): Fix off-by-one error.
20469 (is_gimple_reg): Do not handle memory tags.
20470 (gimple_copy): Also copy virtual operands.
20471 Delay updating the statement. Do not reset loaded and stored syms.
20472 (gimple_set_stored_syms): Remove.
20473 (gimple_set_loaded_syms): Likewise.
20474 (gimple_call_copy_skip_args): Copy the virtual operands
20475 and mark the new statement modified.
20476 * tree-ssa-structalias.c (may_alias_p): Remove.
20477 (set_uids_in_ptset): Take the alias set to prune with as
20478 parameter. Fold in the alias test of may_alias_p.
20479 (compute_points_to_sets): Compute whether a ptr is dereferenced
20480 in a local sbitmap.
20481 (process_constraint): Deal with &ANYTHING on the lhs, reject all
20482 other ADDRESSOF constraints on the lhs.
20483 (get_constraint_for_component_ref): Assert that we don't get
20484 ADDRESSOF constraints from the base of the reference.
20485 Properly generate UNKNOWN_OFFSET for DEREF if needed.
20486 (struct variable_info): Remove collapsed_to member.
20487 (get_varinfo_fc): Remove.
20488 (new_var_info): Do not set collapsed_to.
20489 (dump_constraint): Do not follow cycles.
20490 (dump_constraint_graph): Likewise.
20491 (build_pred_graph): Likewise.
20492 (build_succ_graph): Likewise.
20493 (rewrite_constraints): Likewise.
20494 (do_simple_structure_copy): Remove.
20495 (do_rhs_deref_structure_copy): Remove.
20496 (do_lhs_deref_structure_copy): Remove.
20497 (collapse_rest_of_var): Remove.
20498 (do_structure_copy): Re-implement.
20499 (pta_stats): New global variable.
20500 (dump_pta_stats): New function.
20501 (struct constraint_expr): Make offset signed.
20502 (UNKNOWN_OFFSET): Define special value.
20503 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
20504 (solution_set_expand): New helper function split out from ...
20505 (do_sd_constraint): ... here.
20506 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
20507 (do_ds_constraint): Likewise.
20508 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
20509 and CALLUSED = *CALLUSED.
20510 (set_union_with_increment): Make inc argument signed.
20511 (type_safe): Remove.
20512 (get_constraint_for_ptr_offset): Handle unknown and negative
20514 (first_vi_for_offset): Handle offsets before start. Bail
20515 out early for offsets beyond the variable extent.
20516 (first_or_preceding_vi_for_offset): New function.
20517 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
20518 Together with ESCAPED = *ESCAPED this properly computes reachability.
20519 (find_what_var_points_to): New function.
20520 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
20521 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
20522 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
20523 pt_solutions_intersect): New functions.
20524 (compute_call_used_vars): Remove.
20525 (compute_may_aliases): New main entry into PTA computation.
20526 * gimple.h (gimple_p): New typedef.
20527 (struct gimple_statement_base): Remove references_memory_p.
20528 (struct gimple_statement_with_memory_ops_base): Remove
20529 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
20531 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
20532 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
20533 gimple_set_references_memory): Remove.
20534 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
20535 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
20537 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
20538 (verify_expr): Allow RESULT_DECL.
20539 (gimple_duplicate_bb): Do not copy virtual operands.
20540 (gimple_duplicate_sese_region): Adjust.
20541 (gimple_duplicate_sese_tail): Likewise.
20542 (mark_virtual_ops_in_region): Remove.
20543 (move_sese_region_to_fn): Do not call it.
20544 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
20545 and pass_simple_dse.
20546 (execute_function_todo): Handle TODO_update_address_taken,
20547 call execute_update_addresses_taken for TODO_rebuild_alias.
20548 (execute_todo): Adjust.
20549 (execute_one_pass): Init dump files early.
20550 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
20552 (create_general_new_stmt): Clear vops.
20553 * tree-ssa-reassoc.c (get_rank): Adjust.
20554 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
20555 symbols for renaming.
20556 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
20557 (PARAM_AVG_ALIASED_VOPS): Likewise.
20558 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
20559 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
20560 * tree-ssa-operands.c: Simplify for new virtual operand representation.
20561 (operand_build_cmp, copy_virtual_operands,
20562 create_ssa_artificial_load_stmt, add_to_addressable_set,
20563 gimple_add_to_addresses_taken): Remove public functions.
20564 (unlink_stmt_vdef): New function.
20566 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20568 * config.gcc (powerpc-*-linux*): Merge variants.
20570 2009-04-02 Chao-ying Fu <fu@mips.com>
20571 James Grosbach <james.grosbach@microchip.com>
20573 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
20574 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
20576 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
20577 keep_interrupts_masked_p, use_debug_exception_return_p.
20578 (mips_attribute_table): Add interrupt, use_shadow_register_set,
20579 keep_interrupts_masked, use_debug_exception_return.
20580 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
20581 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
20583 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
20584 (mips_print_operand): Process COP0 registers to print $0 .. $31
20585 correctly for GAS to process.
20586 (mips_interrupt_extra_call_saved_reg_p): New function.
20587 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
20589 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
20590 (mips_compute_frame_info): Add supports for interrupt context that
20591 includes doubleword accumulators and COP0 registers.
20592 (mips_for_each_saved_acc): New function.
20593 (mips_for_each_saved_gpr_and_fpr): Change the function name from
20594 mips_for_each_saved_reg.
20595 (mips_save_reg): Save accumulators.
20596 (mips_kernel_reg_p): A new for_each_rtx callback.
20597 (mips_expand_prologue): Support interrupt handlers.
20598 (mips_restore_reg): Restore accumulators.
20599 (mips_expand_epilogue): Support interrupt handlers.
20600 (mips_can_use_return_insn): Return false for interrupt handlers.
20601 (mips_epilogue_uses): New function.
20602 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
20603 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
20604 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
20605 cop0_move): New instructions.
20606 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
20607 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
20609 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
20611 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
20612 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
20613 interrupt handlers, we use K0 as the temporary register.
20614 (EPILOGUE_USES): Change to a function call.
20615 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
20616 handlers, we use K0 as the temporary register.
20618 * doc/extend.texi (Function Attributes): Document interrupt,
20619 use_shadow_register_set, keep_interrupts_masked,
20620 use_debug_exception_return for MIPS attributes.
20622 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20624 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
20625 Remove a number of t-files from tmake_file.
20626 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
20627 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
20628 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
20629 target_prototype, not TARGET_PROTOTYPE.
20630 (LINK_OS_GNU_SPEC): Define.
20631 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
20632 and darwin-ldoubdle.c.
20634 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
20637 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
20638 (cpp_options): Ditto.
20639 (default_compilers): Ditto.
20640 (display_help): Ditto.
20641 (process_command): Ditto.
20642 (do_spec_1): Ditto.
20643 (set_input): Use lbasename instead of duplicate code.
20644 (save_temps_prefix): New static for -save-temps=obj.
20645 (save_temps_length): Ditto.
20647 * doc/invoke.texi (-save-temps=obj): Document new variant to
20648 -save-temps switch.
20650 2009-04-02 Jeff Law <law@redhat.com>
20652 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
20655 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20657 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
20658 * configure: Regenerated.
20660 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20662 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
20663 share the argument list.
20665 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20669 2009-02-12 Diego Novillo <dnovillo@google.com>
20671 * varpool.c (debug_varpool): New.
20672 * cgraph.h (debug_varpool): Declare.
20674 2009-04-02 Jan Hubicka <jh@suse.cz>
20676 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
20679 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20681 * config/i386/i386.c (ix86_abi): Move initialization to ...
20682 (override_options): Here.
20684 2009-04-02 Christian Bruel <christian.bruel@st.com>
20686 * config/sh/sh.c (sh_dwarf_register_span): New function.
20687 (TARGET_DWARF_REGISTER_SPAN): Define.
20688 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
20690 2009-04-02 Ira Rosen <irar@il.ibm.com>
20692 PR tree-optimization/39595
20693 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
20694 interleaved loads group is not greater than the SLP group size.
20696 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20698 * builtins.c (is_builtin_name): New.
20699 (called_as_built_in): Use is_builtin_name.
20700 * tree.h (is_builtin_name): New.
20701 * varasm.c (incorporeal_function_p): Use is_builtin_name
20703 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
20705 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
20707 2009-04-02 Dodji Seketeli <dodji@redhat.com>
20710 * c-decl.c (clone_underlying_type): Move this ...
20711 * c-common.c (set_underlying_type): ... here.
20712 Also, make sure the function properly sets TYPE_STUB_DECL() on
20713 the newly created typedef variant type.
20714 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
20715 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
20718 2009-04-02 Richard Guenther <rguenther@suse.de>
20720 PR tree-optimization/37221
20721 * tree-flow.h (degenerate_phi_result): Declare.
20722 * tree-ssa-dom.c (degenerate_phi_result): Export.
20723 * tree-scalar-evolution.c (analyze_initial_condition): If
20724 the initial condition is defined by a degenerate PHI node
20725 use the degenerate value.
20727 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
20729 PR rtl-optimization/39588
20730 * combine.c (merge_outer_ops): Do not set the constant when this
20732 (simplify_shift_const_1): Do not modify it either in this case.
20734 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
20736 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
20737 tuning is deprecated if -mtune value is set to an Itanium1 variant.
20739 2009-04-01 Janis Johnson <janis187@us.ibm.com>
20742 * c-lex.c (interpret_float): Default (no suffix) is double.
20744 2009-04-1 Xinliang David Li <davidxl@google.com>
20746 * config/i386/i386.c (legitimate_constant_p): Recognize
20747 all one vector constant.
20749 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20751 * config/vax/vax.c: Add #includes to silence warnings.
20752 Change #include order to silence two warnings.
20754 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20756 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
20757 (ASM_SPEC): Pass -k to the assembler for PIC code.
20759 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20761 * config.gcc: Add vax-*-linux* to the switch.
20762 * config/vax/linux.h: New file. (TARGET_VERSION,
20763 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
20765 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20767 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
20768 Use predicate macros instead of GET_CODE() == foo.
20769 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
20770 ashlsi3, rotrsi3, <unnamed>): Likewise.
20772 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20774 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
20775 jbbccihi, jbbccisi): Remova trailing whitespace.
20776 * config/vax/constraints.md: Likewise.
20777 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20778 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
20779 * config/vax/predicates.md: Likewise.
20780 * config/vax/vax.c (print_operand_address, vax_output_int_move,
20781 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
20782 * config/vax/vax.h: Likewise.
20783 * config/vax/vax.md (nonlocal_goto): Likewise.
20785 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20787 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
20788 (indirectable_address_p, adjacent_operands_p): Add spaces around
20790 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
20792 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20794 * config/vax/vax.c (legitimate_constant_address_p,
20795 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
20796 index_term_p, reg_plus_index_p, legitimate_address_p,
20797 vax_mode_dependent_address_p): Update comments to match functions
20798 modified by the recent int->bool conversion.
20800 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20802 * config/vax/builtins.md: Update copyright message.
20803 * config/vax/constraints.md: Likewise.
20804 * config/vax/netbsd-elf.h: Likewise.
20805 * config/vax/predicates.md: Likewise.
20806 * config/vax/vax-protos.h: Likewise.
20807 * config/vax/vax.c: Likewise.
20808 * config/vax/vax.h: Likewise.
20809 * config/vax/vax.md: Likewise.
20810 * config/vax/vax.opt: Likewise.
20812 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20814 * config/vax/builtins.md (ffssi2, ffssi2_internal,
20815 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
20816 * config/vax/constraints.md (B, R): Likewise.
20817 * config/vax/predicates.md (external_memory_operand,
20818 nonimmediate_addsub_di_operand): Likewise.
20819 * config/vax/vax.c (vax_output_int_add): Likewise.
20820 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
20821 untyped_call): Likewise.
20823 2009-04-01 Matt Thomas <matt@3am-software.com>
20825 * config/vax/predicates.md: New file.
20826 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
20827 external_const_operand, nonsymbolic_operand, external_memory_operand,
20828 indirect_memory_operand, indexed_memory_operand,
20829 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
20830 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
20832 * config/vax/constraints.md: New file.
20833 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
20835 * config/vax/builtins.md: New file.
20836 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
20837 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
20839 * config/vax/vax.opt (mqmath): Add option.
20840 * config/vax/vax.md (isfx): Extend with DI.
20841 (VAXintQH, VAXintQHSD): Define.
20842 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
20843 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
20844 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
20845 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
20846 (movdi): Update constraints and use vax_output_int_move().
20847 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
20848 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
20849 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
20850 nonlocal_goto): New.
20851 (mov<mode>): Extend accepted operand types.
20852 (subdi3_old): Rename from subdi3, change update constraints and use
20853 a new implementation.
20854 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
20855 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
20856 MOVE_RATIO, CLEAR_RATIO): Define.
20857 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
20858 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
20859 (PRINT_OPERAND): Redefine using a function instead of inlined code.
20860 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
20861 (split_quadword_operands): Make static and really allow variable
20863 (print_operand_address): Update for PIC generation.
20864 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
20865 indexable_address_p, fixup_mathdi_operand,
20866 vax_expand_addsub_di_operands, adjacent_operands_p): New.
20867 (vax_float_literal, legitimate_constant_p,
20868 indirectable_constant_address_p, index_term_p,
20869 reg_plus_index_p): Return bool instead of int.
20870 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
20872 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
20874 (vax_output_conditional_branch): Indent.
20875 (legitimate_constant_address_p, indirectable_constant_address_p,
20876 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
20877 vax_mode_dependent_address_p): Return bool instead of int, update for
20879 * config/vax/vax-protos.h (legitimate_constant_address_p,
20880 legitimate_constant_p, legitimate_address_p,
20881 vax_mode_dependent_address_p): Change declaration to bool.
20882 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
20883 vax_expand_addsub_di_operands, vax_output_int_subtract,
20884 vax_output_movmemsi): Declare.
20885 (split_quadword_operands, vax_float_literal): Delete declaration.
20886 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
20887 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
20888 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
20889 ASM_OUTPUT_DWARF_PCREL): Define.
20890 (ASM_SPEC): Change definition to allow PIC generation.
20892 2009-04-01 Steve Ellcey <sje@cup.hp.com>
20894 * doc/sourcebuild.texi: Update front-end requirements.
20896 2009-04-01 Jakub Jelinek <jakub@redhat.com>
20899 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
20900 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
20901 (booldi3_internal3): Use boolean_or_operator instead of
20904 2009-04-01 Joseph Myers <joseph@codesourcery.com>
20907 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
20908 declarator whose size is not an integer constant expression but
20909 folds to an integer constant, then treat it as a constant
20912 2009-04-01 Richard Guenther <rguenther@suse.de>
20914 * fold-const.c (fold_plusminus_mult_expr): Do not fold
20915 i * 4 + 2 to (i * 2 + 1) * 2.
20917 2009-04-01 Jakub Jelinek <jakub@redhat.com>
20920 * c-parser.c (c_parser_asm_statement): Skip until close paren and
20921 return if c_parser_asm_string_literal returned NULL.
20923 2009-04-01 Nick Clifton <nickc@redhat.com>
20925 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
20927 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
20928 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
20929 other typedefs to avoid conflicts with libgcc2.c. Define labels
20930 to gain 16-bit bit-manipulation functions from libgcc2.c and then
20932 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
20933 to gain 16-bit trapping arithmetic functions from libgcc2.c and
20936 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
20938 * varasm.c (default_function_rodata_section): Declare DOT as
20941 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
20942 Andrey Galkin <agalkin@hypercom.com>
20945 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
20946 Make object_name unique for each process.
20948 2009-04-01 Jakub Jelinek <jakub@redhat.com>
20951 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
20952 addressable variables in the parallel that could go out of scope while
20953 running queued tasks.
20955 2009-04-01 Anatoly Sokolov <aesok@post.ru>
20957 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
20958 (CASE_VALUES_THRESHOLD): Redefine.
20959 * config/avr/avr.c (avr_override_options): Remove initialization of
20960 avr_case_values_threshold variable.
20961 (avr_case_values_threshold): Remove variable. Add new function.
20962 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
20963 * config/avr/avr.opt (mno-tablejump): Remove option.
20964 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
20966 2009-04-01 DJ Delorie <dj@redhat.com>
20968 * varasm.c (default_function_rodata_section): Don't assume
20969 anything about where the first '.' in the section name is.
20971 2009-04-01 Alan Modra <amodra@bigpond.net.au>
20973 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
20974 rs6000_emit_stack_tie.
20976 2009-03-31 Ian Lance Taylor <iant@google.com>
20978 * tree-eh.c (tree_remove_unreachable_handlers): Compare
20979 gimple_code with GIMPLE_RESX, not RESX.
20981 2009-03-31 Joseph Myers <joseph@codesourcery.com>
20983 * c-common.c (c_get_ident): New.
20984 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
20986 2009-04-01 Ben Elliston <bje@au.ibm.com>
20988 * config/rs6000/sysv4.opt (msdata): Improve option description.
20990 2009-03-31 Steve Ellcey <sje@cup.hp.com>
20992 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
20993 (divdf3_internal_lat): Remove.
20994 (divxf3_internal_lat): Remove.
20995 (divxf3_internal_thr): Remove.
20996 (divxf): Use divxf3_internal.
20997 * config/ia64/div.md (divsf3_internal_lat): New.
20998 (divdf3_internal_lat): New.
20999 (divxf3_internal): New.
21001 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21004 * Makefile.in (USE_GCC_STDINT): Define.
21005 (stmp-int-hdrs): Install stdint.h if applicable.
21006 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
21008 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
21009 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
21010 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21011 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21012 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21013 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21014 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21015 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21016 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21017 (c_common_nodes_and_builtins): Initialize
21018 underlying_wchar_type_node. Do not initialize
21019 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
21020 nodes for new types.
21021 (c_stddef_cpp_builtins): Define macros for new types.
21022 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
21024 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
21025 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
21026 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
21027 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
21028 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
21029 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
21030 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
21031 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
21032 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
21033 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
21034 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
21035 int16_type_node, int32_type_node, int64_type_node,
21036 uint8_type_node, uint16_type_node, c_uint32_type_node,
21037 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
21038 int_least32_type_node, int_least64_type_node,
21039 uint_least8_type_node, uint_least16_type_node,
21040 uint_least32_type_node, uint_least64_type_node,
21041 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
21042 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
21043 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
21044 uintptr_type_node): Define.
21045 * c-cppbuiltin.c (builtin_define_constants,
21046 builtin_define_type_minmax): New.
21047 (builtin_define_stdint_macros): Define more macros.
21048 (c_cpp_builtins): Define more limit macros.
21049 (type_suffix): New.
21050 (builtin_define_type_max): Define in terms of
21051 builtin_define_type_minmax. Remove is_long parameter. All
21053 * config.gcc (use_gcc_stdint): Define.
21054 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
21055 Add newlib-stdint.h for generic targets.
21056 * config/glibc-stdint.h, config/newlib-stdint.h,
21057 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
21058 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
21059 * config/score/score.h (UINTPTR_TYPE): Define.
21060 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21061 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21062 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21063 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21064 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21065 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21066 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21067 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21068 * config/spu/spu.h (STDINT_LONG32): Define.
21069 * configure.ac (use_gcc_stdint): Substitute.
21070 * configure: Regenerate.
21071 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
21072 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
21073 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
21074 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
21075 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
21076 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
21077 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
21078 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
21079 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
21080 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
21081 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
21082 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
21083 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
21084 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
21085 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
21086 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
21087 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
21088 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
21089 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
21090 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
21091 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
21092 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
21093 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21094 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21095 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21096 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21097 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21098 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21099 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
21101 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
21103 * loop-iv.c (suitable_set_for_replacement): Renamed from
21104 simplify_using_assignment; changed to return bool and to accept new
21105 args DEST and SRC. Return true iff we find a source/destination pair
21106 that can be used to make a replacement, and fill SRC and DEST if so.
21107 Remove arg ALTERED. Don't deal with altered regs here. All callers
21109 (simplify_using_initial_values): Deal with altered regs here and track
21110 more precisely the effect they have on the validity of our expression.
21112 * loop-iv.c (simplify_using_condition): A condition of the form
21113 (EQ REG CONST) can be used to simply make a substitution.
21114 (simplify_using_initial_values): Keep track of conditions we have seen
21115 and keep using them to simplify new expressions, while applying the
21116 same substitutions to them as to the expression.
21118 * simplify-rtx.c (simplify_relational_operation_1): Simplify
21119 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
21122 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
21123 changed. Use this when trying to improve the upper bound.
21124 Generate the comparison by using simplify_gen_relational.
21126 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
21128 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
21130 (simplify_using_assignment, simplify_using_initial_values): Call
21131 replace_in_expr to make replacements. Call replace_single_def_regs
21132 once on the initial version of the expression.
21134 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21137 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
21139 2009-03-31 Richard Guenther <rguenther@suse.de>
21141 PR middle-end/31029
21142 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
21143 equality comparisons. Fold C - X CMP X if C % 2 == 1.
21145 2009-03-31 Richard Guenther <rguenther@suse.de>
21147 * tree.h (div_if_zero_remainder): Declare.
21148 * fold-const.c (div_if_zero_remainder): Export.
21149 * tree-ssa-forwprop.c
21150 (forward_propagate_addr_into_variable_array_index): Handle
21151 constant array index addition outside of the variable index.
21153 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21156 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
21157 define_splits, floatunssi<mode>2): Require x87 conversions from
21158 DImode to be permitted.
21160 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21162 PR preprocessor/15638
21163 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
21165 2009-03-31 Richard Guenther <rguenther@suse.de>
21167 PR middle-end/23401
21168 PR middle-end/27810
21169 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
21170 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
21171 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
21172 a separate statement.
21173 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
21174 (lookup_tmp_var): Likewise.
21175 (is_gimple_formal_tmp_or_call_rhs): Remove.
21176 (is_gimple_reg_or_call_rhs): Rename to ...
21177 (is_gimple_reg_rhs_or_call): ... this.
21178 (is_gimple_mem_or_call_rhs): Rename to ...
21179 (is_gimple_mem_rhs_or_call): ... this.
21180 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
21181 DECL_GIMPLE_REG_P only if is_formal is true.
21182 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
21183 for non-proper post-modify expression gimplification.
21184 (gimplify_self_mod_expr): For post-modify expressions gimplify
21185 the lvalue to a minimal lvalue.
21186 (rhs_predicate_for): Remove formal temp case.
21187 (gimplify_modify_expr_rhs): Likewise.
21188 (gimplify_addr_expr): Use is_gimple_reg.
21189 (gimplify_expr): Remove formal temp cases.
21190 (gimple_regimplify_operands): Likewise.
21191 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
21192 and FILTER_EXPR like constants.
21193 * gimple.c (walk_gimple_op): Fix val_only initialization, use
21195 (is_gimple_formal_tmp_rhs): Remove.
21196 (is_gimple_reg_rhs): Remove special casing.
21197 (is_gimple_mem_rhs): Fix.
21198 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
21199 (is_gimple_formal_tmp_var): Remove.
21200 (is_gimple_formal_tmp_reg): Likewise.
21201 (is_gimple_min_lval): Allow invariant component ref parts.
21202 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
21203 is_gimple_formal_tmp_reg): Remove declarations.
21204 * tree-cfg.c (verify_expr): Verify that variables with address
21205 taken do not have DECL_GIMPLE_REG_P set.
21206 * tree-mudflap.c (mf_build_check_statement_for): Use
21207 force_gimple_operand instead of gimplify_expr.
21209 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
21211 * modulo-sched.c (sms_schedule_by_order): Pass the actual
21212 schedulable rows to compute_split_row.
21214 2009-03-31 Ben Elliston <bje@au.ibm.com>
21217 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
21220 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21222 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
21223 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
21224 * configure: Regenerate.
21225 * config.in: Regenerate.
21226 * config/rs6000/rs6000.opt (mtls-markers): Add.
21227 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
21228 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
21229 (tls_ld_aix, tls_ld_sysv): Likewise.
21230 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
21231 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
21233 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21235 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
21237 2009-03-30 Jan Hubicka <jh@suse.cz>
21239 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
21241 (tree_remove_unreachable_handlers): Cleanup EH predecestor
21242 detection and label handling.
21244 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21246 * ira-int.h (ira_allocno): Rename left_conflicts_num to
21247 left_conflicts_size.
21248 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
21249 ALLOCNO_LEFT_CONFLICTS_SIZE.
21251 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
21252 remove_allocno_from_bucket_and_push,
21253 allocno_spill_priority_compare, push_allocnos_to_stack,
21254 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21255 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
21256 (setup_allocno_left_conflicts_num): Ditto. Rename to
21257 setup_allocno_left_conflicts_size.
21258 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21259 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
21260 setup_allocno_left_conflicts_size instead of
21261 setup_allocno_left_conflicts_num.
21263 * ira-build.c (ira_create_allocno): Use
21264 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
21265 ALLOCNO_LEFT_CONFLICTS_NUM.
21267 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21269 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21270 instead of DF_LR_OUT.
21272 * ira-lives.c (process_bb_node_lives): Ditto.
21274 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21275 instead of DF_LR_{OUT,IN}.
21277 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21279 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21281 2009-03-30 Jan Hubicka <jh@suse.cz>
21283 * except.c (label_to_region_map): Fix thinko.
21285 2009-03-30 Steve Ellcey <sje@cup.hp.com>
21287 PR middle-end/38237
21288 * tree.h (tree_find_value): New declaration.
21289 * tree.c (tree_find_value): New function.
21290 * varasm.c (assemble_external): Avoid duplicate entries on lists.
21292 2009-03-30 Jakub Jelinek <jakub@redhat.com>
21295 * c-decl.c (struct c_binding): Add locus field.
21296 (bind): Add locus argument, set locus field from it.
21297 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
21298 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
21299 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
21300 implicitly_declare, undeclared_variable, lookup_label,
21301 declare_label, c_make_fname_decl, c_builtin_function,
21302 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
21305 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
21308 * config/i386/i386.c (classify_argument): Check total size of
21311 2009-03-30 Martin Jambor <mjambor@suse.cz>
21313 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
21314 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
21315 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
21318 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
21319 seen_variable_array_ref while also traversing a union.
21321 * tree-inline.c (optimize_inline_calls): Do not call
21322 cgraph_node_remove_callees.
21323 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
21324 (pass_remove_cgraph_callee_edges): New variable.
21325 * passes.c (init_optimization_passes): Add
21326 pass_remove_cgraph_callee_edges after early inlining and before all
21327 late intraprocedural passes.
21329 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
21331 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21333 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
21334 Fix typos in names.
21336 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21338 * combine.c (simplify_comparison): Use have_insn_for.
21339 * dojump.c (do_jump): Likewise.
21341 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21343 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
21344 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
21345 sparc_compare_op0 like sparc_compare_emitted used to be handled.
21346 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
21347 instead of sparc_compare_emitted.
21348 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
21349 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
21350 instead of sparc_compare_emitted.
21352 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21354 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
21355 enter/exit cfglayout mode.
21356 (pass_partition_block): Require it.
21357 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
21358 (combine_instructions): Track basic blocks instead of labels.
21359 (update_cfg_for_uncondjump): New.
21360 (try_combine): Use it. Update jumps after rescanning.
21361 (pass_combine): Require PROP_cfglayout.
21362 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
21364 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21366 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
21367 Provide/destroy PROP_cfglayout respectively.
21368 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
21369 * tree-pass.h (PROP_cfglayout): New.
21371 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21373 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
21374 fold_convert_const_fixed_from_fixed,
21375 fold_convert_const_fixed_from_int,
21376 fold_convert_const_fixed_from_real, fold_negate_const): Do not
21377 set TREE_CONSTANT_OVERFLOW.
21378 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
21379 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
21381 2009-03-30 Ira Rosen <irar@il.ibm.com>
21383 * tree-vect-loop-manip.c: New file.
21384 * tree-vectorizer.c: Update documentation and included files.
21385 (vect_loop_location): Make extern.
21386 (rename_use_op): Move to tree-vect-loop-manip.c
21387 (rename_variables_in_bb, rename_variables_in_loop,
21388 slpeel_update_phis_for_duplicate_loop,
21389 slpeel_update_phi_nodes_for_guard1,
21390 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
21391 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
21392 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
21393 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
21394 find_loop_location): Likewise.
21395 (new_stmt_vec_info): Move to tree-vect-stmts.c.
21396 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
21397 get_vectype_for_scalar_type, vect_is_simple_use,
21398 supportable_widening_operation, supportable_narrowing_operation):
21400 (bb_in_loop_p): Move to tree-vect-loop.c.
21401 (new_loop_vec_info, destroy_loop_vec_info,
21402 reduction_code_for_scalar_code, report_vect_op,
21403 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
21404 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
21405 (vect_supportable_dr_alignment): Likewise.
21406 * tree-vectorizer.h (tree-data-ref.h): Include.
21407 (vect_loop_location): Declare.
21408 Reorganize function declarations according to the new file structure.
21409 * tree-vect-loop.c: New file.
21410 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
21411 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
21412 * tree-vect-data-refs.c: New file.
21413 * tree-vect-patterns.c (timevar.h): Don't include.
21414 * tree-vect-stmts.c: New file.
21415 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
21416 tree-vect-slp.c, tree-vect-loop.c.
21417 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
21418 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
21419 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
21420 (tree-vect-analyze.o): Remove.
21421 (tree-vect-transform.o): Likewise.
21422 (tree-vect-data-refs.o): Add rule.
21423 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
21424 tree-vect-slp.o): Likewise.
21425 (tree-vect-patterns.o): Remove redundant dependencies.
21426 (tree-vectorizer.o): Likewise.
21427 * tree-vect-slp.c: New file.
21429 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21431 * optc-gen.awk: Warn if an option flag has multiple different
21434 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
21436 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
21437 -floop-block): Document dependences on PPL, CLooG and Graphite.
21439 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21441 PR rtl-optimization/323
21442 * c-common.c (c_fully_fold, convert_and_check,
21443 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
21444 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
21445 * c-common.def (EXCESS_PRECISION_EXPR): New.
21446 * c-cppbuiltin.c (builtin_define_float_constants): Define
21447 constants with enough digits for long double.
21448 * c-lex.c (interpret_float): Interpret constant with excess
21449 precision where appropriate.
21450 * c-opts.c (c_common_post_options): Set
21451 flag_excess_precision_cmdline. Give an error for
21452 -fexcess-precision=standard for C++ for processors where the
21453 option is significant.
21454 * c-parser.c (c_parser_conditional_expression): Handle excess
21455 precision in condition.
21456 * c-typeck.c (convert_arguments): Handle arguments with excess
21458 (build_unary_op): Move excess precision outside operation.
21459 (build_conditional_expr): Likewise.
21460 (build_compound_expr): Likewise.
21461 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
21462 (build_modify_expr): Handle excess precision in RHS.
21463 (convert_for_assignment): Handle excess precision in converted
21465 (digest_init, output_init_element, process_init_element): Handle
21466 excess precision in initializer.
21467 (c_finish_return): Handle excess precision in return value.
21468 (build_binary_op): Handle excess precision in operands and add
21469 excess precision as needed for operation.
21470 * common.opt (-fexcess-precision=): New option.
21471 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
21472 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
21473 For standard excess precision, output explicit conversion to and
21474 truncation from XFmode.
21475 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
21476 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
21477 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
21478 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
21479 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
21480 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
21481 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
21482 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
21483 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
21484 define_splits, sqrt<mode>2): Disable where appropriate for
21485 standard excess precision.
21486 * convert.c (convert_to_real): Do not shorten arithmetic to type
21487 for which excess precision would be used.
21488 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
21489 * doc/invoke.texi (-fexcess-precision=): Document option.
21490 (-mfpmath=): Correct index entry.
21491 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
21492 flag_excess_precision): New.
21493 * langhooks.c (lhd_post_options): Set
21494 flag_excess_precision_cmdline.
21495 * opts.c (common_handle_option): Handle -fexcess-precision=.
21496 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
21497 init_excess_precision): New.
21498 (lang_dependent_init_target): Call init_excess_precision.
21499 * tree.c (excess_precision_type): New.
21500 * tree.h (excess_precision_type): Declare.
21502 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21505 * c-typeck.c (build_component_ref): Do not copy qualifiers from
21506 non-lvalue to component.
21508 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21510 PR preprocessor/34695
21511 * Makefile.in (c-opts.o): Depend on c-tree.h.
21512 * c-common.c: Move down include of diagnostic.h.
21513 (done_lexing, c_cpp_error): New.
21514 * c-common.h (done_lexing): Declare.
21515 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
21517 * c-opts.c: Include c-tree.h.
21518 (c_common_init_options): Set preprocessor error callback.
21519 (c_common_handle_option): Do not set preprocessor
21520 inhibit_warnings, warnings_are_errors, warn_system_headers,
21521 pedantic_errors or inhibit_warnings flags.
21522 (c_common_post_options): Do not check cpp_errors (parse_in).
21523 (c_common_finish): Do not output dependencies if there were
21524 errors. Do not check return value of cpp_finish.
21525 * c-ppoutput.c (pp_file_change): Set input_location.
21526 * c-tree.h (c_cpp_error): Declare.
21527 * diagnostic.c (diagnostic_set_info_translated): Also initialize
21529 (diagnostic_build_prefix): Check override_column.
21530 * diagnostic.h (diagnostic_info): Add override_column field.
21531 (diagnostic_override_column): Define.
21533 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
21535 * c-common.c (c_expand_expr, c_staticp): Remove.
21536 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
21537 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
21538 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
21539 * c-gimplify.c (gimplify_compound_literal_expr,
21540 optimize_compound_literals_in_ctor): Remove.
21541 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
21542 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
21543 * c-semantics.c (emit_local_var): Remove.
21545 * langhooks-def.h (lhd_expand_expr): Remove.
21546 * langhooks.c (lhd_expand_expr): Remove.
21547 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
21549 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
21550 handling from c-semantics.c; don't call into langhook.
21551 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
21552 * gimplify.c (gimplify_compound_literal_expr,
21553 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
21554 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
21555 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
21556 as was done in c-gimplify.c.
21557 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
21558 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
21559 Move from c-common.h.
21560 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
21562 * tree.c (staticp): Do not call langhook.
21563 * langhooks.c (lhd_staticp): Delete.
21564 * langhooks-def.h (lhd_staticp): Delete prototype.
21565 (LANG_HOOKS_STATICP): Delete.
21566 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
21568 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
21569 instead of DECL_STMTs.
21571 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21579 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
21581 (fold_call_expr): Return a NOP_EXPR from folding rather than the
21582 contained expression.
21583 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
21584 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
21585 conditional expressions for C.
21586 (decl_constant_value_for_optimization): Move from
21587 decl_constant_value_for_broken_optimization in c-typeck.c. Check
21588 whether optimizing and that the expression is a VAR_DECL not of
21589 array type instead of doing such checks in the caller. Do not
21590 check pedantic. Call gcc_unreachable for C++.
21591 * c-common.def (C_MAYBE_CONST_EXPR): New.
21592 * c-common.h (c_fully_fold, c_save_expr,
21593 decl_constant_value_for_optimization): New prototypes.
21594 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
21595 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
21596 EXPR_INT_CONST_OPERANDS): Define.
21597 * c-convert.c (convert): Strip nops from expression.
21598 * c-decl.c (groktypename): Take extra parameters expr and
21599 expr_const_operands. Update call to grokdeclarator.
21600 (start_decl): Update call to grokdeclarator. Add statement for
21601 expressions used in type of decl.
21602 (grokparm): Update call to grokdeclarator.
21603 (push_parm_decl): Update call to grokdeclarator.
21604 (build_compound_literal): Add parameter non_const and build a
21605 C_MAYBE_COSNT_EXPR if applicable.
21606 (grokdeclarator): Take extra parameters expr and
21607 expr_const_operands. Track expressions used in declaration
21608 specifiers and declarators. Fold array sizes and track whether
21609 they are constant expressions and whether they are integer
21610 constant expressions.
21611 (parser_xref_tag): Set expr and expr_const_operands fields in
21613 (grokfield): Update call to grokdeclarator.
21614 (start_function): Update call to grokdeclarator.
21615 (build_null_declspecs): Set expr and expr_const_operands fields in
21617 (declspecs_add_type): Handle expressions in typeof specifiers.
21618 * c-parser.c (c_parser_declspecs): Set expr and
21619 expr_const_operands fields for declaration specifiers.
21620 (c_parser_enum_specifier): Likewise.
21621 (c_parser_struct_or_union_specifier): Likewise.
21622 (c_parser_typeof_specifier): Likewise. Update call to
21623 groktypename. Fold expression as needed. Return expressions with
21624 type instead of adding statements.
21625 (c_parser_attributes): Update calls to c_parser_expr_list.
21626 (c_parser_statement_after_labels): Fold expression before passing
21627 to objc_build_throw_stmt.
21628 (c_parser_condition): Fold expression.
21629 (c_parser_asm_operands): Fold expression.
21630 (c_parser_conditional_expression): Use c_save_expr. Update call
21631 to build_conditional_expr.
21632 (c_parser_alignof_expression): Update call to groktypename.
21633 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
21634 original_code. Fold expression argument of va_arg. Create
21635 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
21636 argument to va_arg. Update calls to groktypename. Fold array
21637 index for offsetof. Verify that first argument to
21638 __builtin_choose_expr has integer type.
21639 (c_parser_postfix_expression_after_paren_type): Update calls to
21640 groktypename and build_compound_literal. Handle expressions with
21641 side effects in type name.
21642 (c_parser_postfix_expression_after_primary): Update call to
21643 c_parser_expr_list. Set original_code for calls to
21644 __builtin_constant_p.
21645 (c_parser_expr_list): Take extra parameter fold_p. Fold
21646 expressions if requested.
21647 (c_parser_objc_type_name): Update call to groktypename.
21648 (c_parser_objc_synchronized_statement): Fold expression.
21649 (c_parser_objc_receiver): Fold expression.
21650 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
21651 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
21652 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
21653 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
21654 (struct c_typespec): Add elements expr and expr_const_operands.
21655 (struct c_declspecs): Add elements expr and expr_const_operands.
21656 (groktypename, build_conditional_expr, build_compound_literal):
21658 (in_late_binary_op): Declare.
21659 * c-typeck.c (note_integer_operands): New function.
21660 (in_late_binary_op): New variable.
21661 (decl_constant_value_for_broken_optimization): Move to c-common.c
21662 and rename to decl_constant_value_for_optimization.
21663 (default_function_array_conversion): Do not strip nops.
21664 (default_conversion): Do not call
21665 decl_constant_value_for_broken_optimization.
21666 (build_array_ref): Do not fold result.
21667 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
21668 result when operand is a VLA.
21669 (c_expr_sizeof_type): Update call to groktypename. Handle
21670 expressions included in type name. Use C_MAYBE_CONST_EXPR for
21671 result when operand names a VLA type.
21672 (build_function_call): Update call to build_compound_literal.
21673 Only fold result for calls to __builtin_* functions. Strip
21674 NOP_EXPR from INTEGER_CST returned from such functions. Fold
21675 the function designator.
21676 (convert_arguments): Fold arguments. Update call to
21677 convert_for_assignment.
21678 (build_unary_op): Handle increment and decrement of
21679 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
21680 decrement earlier. Fold operand of increment and decrement.
21681 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
21682 built for integer operand. Wrap returns that are INTEGER_CSTs
21683 without being integer constant expressions or that have integer
21684 constant operands without being INTEGER_CSTs.
21685 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
21686 (build_conditional_expr): Add operand ifexp_bcp. Track whether
21687 result is an integer constant expression or can be used in
21688 unevaluated parts of one and avoid folding and wrap as
21689 appropriate. Fold operands before possibly doing -Wsign-compare
21691 (build_compound_expr): Wrap result for C99 if operands can be used
21692 in integer constant expressions.
21693 (build_c_cast): Update call to digest_init. Do not ignore
21694 overflow from casting floating-point constants to integers. Wrap
21695 results that could be confused with integer constant expressions,
21696 null pointer constants or floating-point constants.
21697 (c_cast_expr): Update call to groktypename. Handle expressions
21698 included in type name.
21699 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
21700 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
21701 Update calls to convert_for_assignment.
21702 (convert_for_assignment): Take new parameter
21703 null_pointer_constant. Do not strip nops or call
21704 decl_constant_value_for_broken_optimization. Set
21705 in_late_binary_op for conversions to boolean.
21706 (store_init_value): Update call to digest_init.
21707 (digest_init): Take new parameter null_pointer_constant. Do not
21708 call decl_constant_value_for_broken_optimization. pedwarn for
21709 initializers not constant expressions. Update calls to
21710 convert_for_assignment.
21711 (constructor_nonconst): New.
21712 (struct constructor_stack): Add nonconst element.
21713 (really_start_incremental_init, push_init_level, pop_init_level):
21714 Handle constructor_nonconst and nonconst element.
21715 (set_init_index): Call constant_expression_warning for array
21717 (output_init_element): Fold value. Set constructor_nonconst as
21718 applicable. pedwarn for initializers not constant expressions.
21719 Update call to digest_init. Call constant_expression_warning
21720 where constant initializers are required.
21721 (process_init_element): Use c_save_expr.
21722 (c_finish_goto_ptr): Fold expression.
21723 (c_finish_return): Fold return value. Update call to
21724 convert_for_assignment.
21725 (c_start_case): Fold switch expression.
21726 (c_process_expr_stmt): Fold expression.
21727 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
21728 ensure statement expression is not evaluated in constant expression.
21729 (build_binary_op): Track whether results are integer constant
21730 expressions or may occur in such, disable folding and wrap results
21731 as applicable. Fold operands for -Wsign-compare warnings unless
21733 (c_objc_common_truthvalue_conversion): Handle results folded to
21734 integer constants that are not integer constant expressions.
21735 * doc/extend.texi: Document when typeof operands are evaluated,
21736 that condition of __builtin_choose_expr is an integer constant
21737 expression, and more about use of __builtin_constant_p in
21740 2009-03-29 Richard Guenther <rguenther@suse.de>
21742 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
21743 propagate addresses of array references.
21745 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
21747 * regmove.c (perhaps_ends_bb_p): Remove.
21748 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
21749 from INSN and check that the main loop stays within that basic block.
21750 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
21751 (regmove_forward_pass): Split out from regmove_optimize. Use
21752 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
21753 (regmove_backward_pass): Split out from regmove_optimize. Use
21754 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
21755 (regmove_optimize): Simplify.
21757 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21760 * config/i386/i386.c (classify_argument): Ignore flexible array
21761 member in struct and warn ABI change.
21763 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21765 * config/i386/i386-protos.h (ix86_agi_dependent): New.
21767 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
21768 (ix86_adjust_cost): Updated.
21770 2009-03-29 Jan Hubicka <jh@suse.cz>
21772 PR middle-end/28850
21773 * tree-pass.h (pass_cleanup_eh): New function.
21774 (remove_unreachable_regions): Break code handling RTL
21775 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
21776 that can not be reached by runtime.
21777 (can_be_reached_by_runtime): New function.
21778 (label_to_region_map): New function.
21779 (num_eh_regions): New function.
21780 (rtl_remove_unreachable_regions): New function.
21781 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
21782 (remove_eh_region): New function.
21783 * except.h: Include sbitmap and vecprim.
21784 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
21785 num_eh_regions): Declare.
21786 * passes.c (init_optimization_passes): Schedule cleanup_eh.
21787 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
21788 * tree-eh.c (tree_remove_unreachable_handlers): New function.
21789 (tree_empty_eh_handler_p): New function.
21790 (cleanup_empty_eh): New function.
21791 (cleanup_eh): New function.
21792 (pass_cleanup_eh): New function.
21794 2009-03-29 Jan Hubicka <jh@suse.cz>
21796 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
21797 for removed regions.
21799 2009-03-29 Jan Hubicka <jh@suse.cz>
21801 * except.c (dump_eh_tree): Dump all datastructures.
21803 2009-03-29 Jan Hubicka <jh@suse.cz>
21805 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
21806 (duplicate_eh_regions_1): Likewise.
21807 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
21808 vector; call EH verification.
21809 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
21810 Be ready for region being removed.
21812 2009-03-29 Jan Hubicka <jh@suse.cz>
21814 * bitmap.c (bitmap_last_set_bit): New function.
21815 * bitmap.h (bitmap_last_set_bit): Declare.
21817 2009-03-29 David Ayers <ayers@fsfe.org>
21820 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
21821 by calling objc_compare_types and surpress warnings about
21822 incompatible C pointers that are compatible ObjC pointers.
21824 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
21826 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
21827 call initialize_inline_failed.
21828 (initialize_inline_failed): Move it from here ...
21829 * cgraph.c (initialize_inline_failed): ... to here.
21830 (cgraph_create_edge): Call initialize_inline_failed rather than
21831 setting inline_failed directly.
21833 2009-03-29 Ben Elliston <bje@au.ibm.com>
21836 * sysv4.opt (msdata): Improve comment.
21837 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
21838 * sysv4.h (SVR4_ASM_SPEC): Likewise.
21840 2009-03-29 Ben Elliston <bje@au.ibm.com>
21843 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
21844 load and store attributes.
21846 2009-03-29 Ben Elliston <bje@au.ibm.com>
21848 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
21849 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
21850 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
21851 * doc/extend.texi (X86 Built-in Functions): Add index entries for
21852 __builtin_infq and __builtin_huge_valq.
21854 2009-03-28 Anatoly Sokolov <aesok@post.ru>
21856 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
21858 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21859 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
21861 2009-03-28 Xinliang David Li <davidxl@google.com>
21863 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
21864 (do_dbg_cnt): New function.
21866 2009-03-28 Jan Hubicka <jh@suse.cz>
21868 Merge from pretty-ipa:
21870 2009-03-27 Jan Hubicka <jh@suse.cz>
21872 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
21873 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
21874 * passes.c (function_called_by_processed_nodes_p): New.
21875 * ipa-pure-const.c (check_call): Fix handling of operands.
21876 (analyze_function): Dump debug output for skipped bodies.
21877 (local_pure_const): Use function_called_by_processed_nodes_p.
21878 * dwarf2out.c (reference_to_unused): Use output.
21879 * passes.c (do_per_function_toporder): Likewise.
21881 2008-11-12 Jan Hubicka <jh@suse.cz>
21883 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
21884 * ipa-pure-const.c (funct_state_d): Add can throw field; make
21885 state_set_in_source enum
21886 (check_decl): Ignore memory tags; do not set fake looping flags;
21888 (check_operand, check_tree, check_rhs_var, check_lhs_var,
21889 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
21890 (check_call, analyze_function): Rewrite.
21892 (add_new_function): Update call of analyze_function.
21893 (generate_summary): Add call of analyze_function.
21894 (propagate): Propagate can_throw; handle state_set_in_source correctly.
21895 (local_pure_const): New function.
21896 (pass_local_pure_const): New pass.
21897 * ipa-inline.c (inline_transform): Set after_inlining.
21898 * tree-eh.c (stmt_can_throw_external): New.
21899 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
21900 work with aliasing built.
21901 * tree-flow.h (stmt_can_throw_external): New.
21902 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
21903 and local pure/const pass in early and late optimization queue.
21905 2009-03-28 Martin Jambor <mjambor@suse.cz>
21907 * fold-const.c (get_pointer_modulus_and_residue): New parameter
21909 (fold_binary): Allow function decl aligment consideration is the
21910 second argument is integer constant one.
21911 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
21912 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
21913 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
21915 2009-03-28 Jan Hubicka <jh@suse.cz>
21917 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
21918 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
21919 * function.h (rtl_data): Add nothrow flag.
21920 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
21921 set DECL_NOTHROW for AVAILABLE functions.
21923 2009-03-28 Jakub Jelinek <jakub@redhat.com>
21925 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
21926 following vector keyword has expansion starting with pixel or bool
21927 keyword, expand vector to __vector and pixel or bool to __pixel or
21931 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
21932 warn_if_disallowed_function_p): Removed.
21933 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
21934 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
21935 warning_if_disallowed_function_p.
21936 * flags.h (warn_if_disallowed_function_p,
21937 warn_disallowed_functions): Removed.
21938 * common.opt (Wdisallowed-function-list=): Removed.
21939 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
21941 2009-03-28 Richard Guenther <rguenther@suse.de>
21943 PR tree-optimization/38723
21944 * tree-ssa-pre.c (compute_avail): Add all default definitions to
21947 2009-03-28 Jan Hubicka <jh@suse.cz>
21949 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
21950 test introduced by my previous patch.
21952 2009-03-28 Richard Guenther <rguenther@suse.de>
21954 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
21955 the PHIs value undefined.
21957 2009-03-28 Jan Hubicka <jh@suse.cz>
21959 * tree-pass.h (pass_fixup_cfg): New pass.
21960 * ipa-inline.c (inline_transform): Set
21961 always_inline_functions_inlined/after_inlining.
21962 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
21963 (pass_fixup_cfg): New pass.
21964 * passes.c (init_optimization_passes): Add fixup_cfg.
21966 2009-03-28 Richard Guenther <rguenther@suse.de>
21968 PR tree-optimization/38458
21969 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
21970 argument use the arguments copy-of value.
21972 2009-03-28 Richard Guenther <rguenther@suse.de>
21974 PR tree-optimization/38180
21975 * tree-ssa-ccp.c (get_default_value): Simplify.
21976 (likely_value): Likewise.
21977 (surely_varying_stmt_p): Properly handle VOP case.
21978 (ccp_initialize): Likewise.
21979 (ccp_fold): Handle propagating through *&.
21980 (fold_const_aggregate_ref): Also handle decls.
21982 2009-03-28 Jan Hubicka <jh@suse.cz>
21984 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
21985 * cgraph.h (cgraph_node): Likewise.
21986 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
21987 (cgraph_reset_node): Use process flag.
21988 (cgraph_mark_functions_to_output): Likewise.
21989 (cgraph_expand_function): Likewise.
21990 (cgraph_expand_all_functions): Likewise.
21991 (cgraph_output_in_order): Likewise.
21992 * dwarf2out.c (reference_to_unused): Likewise.
21993 * passes.c do_per_function_toporder): Likewise.
21995 2009-03-28 Jan Hubicka <jh@suse.cz>
21997 Bring from lto-branch:
21999 2008-09-03 Doug Kwan <dougkwan@google.com>
22001 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
22002 enums instead of reason strings.
22003 * cgraph.c (cgraph_create_edge): Same.
22004 (cgraph_inline_failed_string): New function.
22005 * cgraph.h (cgraph_inline_failed_t): New enum type.
22006 (cgraph_inline_failed_string): New prototype.
22007 (struct cgraph_edge): Change type of INLINED_FAILED from constant
22008 char pointer to cgraph_inline_failed_t.
22009 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
22010 (cgraph_default_inline_p): Ditto.
22011 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
22012 to cgraph_inline_failed_t pointer.
22013 * cif-code.def: New file.
22014 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
22016 (cgraph_check_inline_limits): Change type of REASON to pointer to
22017 cgraph_inline_failed_t. Replace reason strings with enums.
22018 (cgraph_default_inline_p): Ditto.
22019 (cgraph_recursive_inlining_p): Ditto.
22020 (update_caller_keys): Change type of FAILED_REASON to
22021 cgraph_inline_failed_t.
22022 (cgraph_set_inline_failed): Change type of REASON to pointer to
22023 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
22024 convert enums to strings for text output.
22025 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
22026 to be of type cgraph_inline_failed_t. Replace reason strings with
22027 enums. Call cgraph_inline_failed_string to covert enums
22028 to strings for text output.
22029 (cgraph_decide_inlining): Replace reason strings with enums.
22030 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
22031 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
22033 * tree-inline.c (expand_call_inline): Change type of REASON
22034 to cgraph_inline_failed_t. Replace reason strings with enums.
22035 Call cgraph_inline_failed_string for text output.
22036 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
22039 2009-03-28 Jan Hubicka <jh@suse.cz>
22041 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
22042 cgraph_clone_node): Remove master clone handling.
22043 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22044 * cgraph.h (master_clone): Remove.
22045 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22046 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
22047 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
22049 2009-03-28 Jan Hubicka <jh@suse.cz>
22051 * cgraph.c (cgraph_function_body_availability): Functions declared
22052 inline are always safe to assume that it is not going to be replaced.
22054 2009-03-28 Richard Guenther <rguenther@suse.de>
22056 PR tree-optimization/38513
22057 * tree-ssa-pre.c (eliminate): Remove redundant stores.
22058 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
22059 EXC_PTR_EXPR and FILTER_EXPR.
22060 (get_ref_from_reference_ops): Likewise.
22062 2009-03-28 Richard Guenther <rguenther@suse.de>
22064 PR tree-optimization/38968
22065 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
22066 Use FLOOR_MOD_EXPR to compute misalignment.
22068 2009-03-28 Richard Guenther <rguenther@suse.de>
22070 PR tree-optimization/37795
22071 * tree.h (combine_comparisons): Declare.
22072 * fold-const.c (combine_comparisons): Export.
22073 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
22075 (ifcombine_iforif): Use combine_comparisons.
22077 2009-03-28 Jan Hubicka <jh@suse.cz>
22079 * tree-eh.c (inlinable_call_p): New function.
22080 (make_eh_edges): Use it.
22081 (verify_eh_edges): Use it.
22082 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
22083 * except.c (reachable_next_level): Add inlinable_function argument
22084 (sjlj_find_directly_reachable_regions): Update.
22085 (add_reachable_handler): Do not set saw_any_handlers.
22086 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
22087 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22088 Add new inlinable call parameter.
22089 (can_throw_internal, can_throw_external): Update.
22090 * except.h (can_throw_internal_1, can_throw_external_1,
22091 foreach_reachable_handler): Update declaration.
22093 2009-03-28 Joseph Myers <joseph@codesourcery.com>
22095 * config/arm/t-arm-coff, config/h8300/coff.h,
22096 config/i386/i386-aout.h, config/i386/i386-coff.h,
22097 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
22098 config/pdp11/2bsd.h, config/rs6000/aix41.h,
22099 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
22100 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
22101 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
22102 sys-types.h: Remove.
22103 * Makefile.in: Remove protoize and fixproto support and references
22105 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
22106 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
22108 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
22109 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
22110 unprotoize$(exeext).
22111 (rest.encap): Don't depend on $(STMP_FIXPROTO)
22112 (.PHONY): Don't depend on proto.
22113 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
22114 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
22115 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
22116 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
22117 build/gen-protos.o, build/scan.o, xsys-protos.h,
22118 build/fix-header$(build_exeext), build/fix-header.o,
22119 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
22120 stmp-install-fixproto): Remove.
22121 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
22122 SYSCALLS.c or fixproto files.
22123 (install-common): Don't install protoize.
22124 (install-headers-tar, install-headers-cpio, install-headers-cp):
22125 Don't depend on $(STMP_FIXPROTO).
22126 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
22127 install fixproto files or write out fixproto settings.
22128 (uninstall): Don't uninstall protoize.
22129 * config.gcc (use_fixproto): Remove.
22130 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
22131 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
22132 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
22133 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
22134 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
22135 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
22136 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
22137 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
22138 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
22139 * config/t-vxworks (STMP_FIXPROTO): Remove.
22140 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
22141 STMP_FIXPROTO): Remove.
22142 * config.in, configure: Regenerate.
22143 * crtstuff.c (gid_t, uid_t): Don't undefine.
22144 * doc/install.texi: Change m68k-coff to m68k-elf in example.
22145 (arm-*-coff, arm-*-aout: Remove target entries.
22146 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
22147 Remove mention of AIX 4.1.
22148 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
22149 * doc/invoke.texi (Running Protoize): Remove.
22150 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
22151 (Protoize Caveats): Remove.
22152 * tsystem.h: Update comments on headers assumed to exist.
22154 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
22156 * genautomata.c: Add a new year to the copyright. Add a new
22158 (struct insn_reserv_decl): Add comments for member bypass_list.
22159 (find_bypass): Remove.
22160 (insert_bypass): New.
22161 (process_decls): Use insert_bypass.
22162 (output_internal_insn_latency_func): Output all bypasses with the
22163 same input insn in one switch case.
22165 * rtl.def (define_bypass): Describe bypass choice.
22166 * doc/md.texi (define_bypass): Ditto.
22168 2009-03-27 Richard Guenther <rguenther@suse.de>
22170 * gimplify.c (mark_addressable): Export.
22171 * tree-flow.h (mark_addressable): Declare.
22172 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
22173 * tree-ssa.c (verify_phi_args): Verify that address taken
22174 variables have TREE_ADDRESSABLE set.
22176 2009-03-27 Richard Guenther <rguenther@suse.de>
22178 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
22179 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
22180 Do not mark decls TREE_ADDRESSABLE.
22181 (build_fold_addr_expr): Adjust.
22182 (fold_addr_expr): Remove.
22183 (fold_unary): Use build_fold_addr_expr.
22184 (fold_comparison): Likewise.
22185 (split_address_to_core_and_offset): Likewise.
22186 * coverage.c (tree_coverage_counter_addr): Mark the array decl
22188 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
22189 (gimplify_modify_expr_to_memcpy): Mark source and destination
22191 * omp-low.c (create_omp_child_function): Mark the object decl
22193 (lower_rec_input_clauses): Mark the var we take the address of
22195 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
22197 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22199 PR middle-end/39315
22200 * cfgexpand.c (expand_one_stack_var_at): Change alignment
22201 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
22203 2009-03-27 Richard Guenther <rguenther@suse.de>
22205 PR tree-optimization/39120
22206 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
22208 (handle_lhs_call): Process return constraints. Add escape
22209 constraints if necessary.
22210 (handle_const_call): Fill out return constraints. Make nested
22211 case more precise. Avoid consttmp if possible.
22212 (handle_pure_call): Fill out return constraints. Avoid
22213 callused if possible.
22214 (find_func_aliases): Simplify call handling.
22216 2009-03-27 Richard Guenther <rguenther@suse.de>
22218 PR tree-optimization/39120
22219 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
22220 as a representative.
22221 (solve_graph): Do propagate CALLUSED.
22222 (handle_pure_call): Use a scalar constraint from CALLUSED for
22224 (find_what_p_points_to): CALLUSED shall not appear in poins-to
22227 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22230 * c-common.c (handle_aligned_attribute): Properly check alignment
22231 overflow. Use (1U << i) instead of (1 << i).
22233 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
22235 * expr.h (get_mem_align_offset): Updated.
22237 * tree.h (tree_decl_common): Change align to "unsigned int" and
22238 move it before pointer_alias_set.
22240 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22241 Jakub Jelinek <jakub@redhat.com>
22244 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
22245 gr_register_operand with gr_reg_or_0_operand.
22246 (cmpxchg_rel_di): Likewise.
22247 (sync_lock_test_and_set<mode>): Likewise.
22249 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22251 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
22252 (true_regnum): Likewise.
22254 * rtlanal.c (subreg_info): Moved to ...
22255 * rtl.h (subreg_info): Here. New.
22256 (subreg_get_info): New.
22258 * rtlanal.c (subreg_get_info): Make it extern.
22260 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22263 * config/i386/i386.c (ix86_abi): New.
22264 (override_options): Handle -mabi=.
22265 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
22266 (ix86_call_abi_override): Likewise.
22267 (init_cumulative_args): Likewise.
22268 (function_arg_advance): Likewise.
22269 (function_arg_64): Likewise.
22270 (function_arg): Likewise.
22271 (ix86_pass_by_reference): Likewise.
22272 (ix86_function_value_regno_p): Likewise.
22273 (ix86_build_builtin_va_list_abi): Likewise.
22274 (setup_incoming_varargs_64): Likewise.
22275 (is_va_list_char_pointer): Likewise.
22276 (ix86_init_machine_status): Likewise.
22277 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
22278 (ix86_function_type_abi): Return enum calling_abi. Rewrite
22279 for 64bit. Replace DEFAULT_ABI with ix86_abi.
22280 (ix86_function_abi): Make it static and return enum calling_abi.
22281 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
22283 (ix86_fn_abi_va_list): Updated.
22285 * config/i386/i386.h (ix86_abi): New.
22286 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
22287 (CONDITIONAL_REGISTER_USAGE): Likewise.
22288 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
22289 (machine_function): Likewise.
22291 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
22293 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
22294 (STACK_BOUNDARY): Likewise.
22295 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
22297 * config/i386/i386.opt (mabi=): New.
22299 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
22300 return enum calling_abi.
22301 (ix86_function_type_abi): Likewise.
22302 (ix86_function_abi): Removed.
22304 * doc/invoke.texi: Document -mabi= option for x86.
22306 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22308 * builtins.c (real_dconstp): Delete.
22309 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
22311 2009-03-27 Dodji Seketeli <dodji@redhat.com>
22312 Jakub Jelinek <jakub@redhat.com>
22315 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
22316 (gen_subprogram_die): When a function is explicit, generate the
22317 DW_AT_explicit attribute.
22318 * langhooks.h (struct lang_hooks_for_decls): Add
22319 function_decl_explicit_p langhook.
22320 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
22321 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
22323 2009-03-27 Jakub Jelinek <jakub@redhat.com>
22325 * builtins.c (fold_builtin_memory_op): Optimize memmove
22326 into memcpy if we can prove source and destination don't overlap.
22328 * tree-inline.c: Include gt-tree-inline.h.
22329 (clone_fn_id_num): New variable.
22330 (clone_function_name): New function.
22331 (tree_function_versioning): Use it.
22332 * Makefile.in (GTFILES): Add tree-inline.c.
22334 2009-03-27 Mark Mitchell <mark@codesourcery.com>
22336 * BASE-VER: Change to 4.5.0.
22338 2009-03-27 Xinliang David Li <davidxl@google.com>
22340 PR tree-optimization/39557
22341 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
22343 2009-03-27 Xinliang David Li <davidxl@google.com>
22345 PR tree-optimization/39548
22346 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
22349 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22351 * c-common.c (pointer_int_sum): Use %wd on return from
22354 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22356 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
22357 on return from tree_low_cst.
22359 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
22362 * ginclude/stdarg.h (va_copy): Define also for
22363 __GXX_EXPERIMENTAL_CXX0X__.
22365 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22368 * builtins.h (c_strlen): Do not warn here.
22369 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22370 * c-common.c (pointer_int_sum): Take an explicit location.
22371 Warn about offsets out of bounds.
22372 * c-common.h (pointer_int_sum): Adjust declaration.
22374 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22376 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
22379 2009-03-26 Jakub Jelinek <jakub@redhat.com>
22382 * opts.c (warn_if_disallowed_function_p): Don't assume
22383 get_callee_fndecl must return non-NULL.
22385 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
22387 PR rtl-optimization/39522
22388 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
22389 when reg_reloaded_valid is set.
22391 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22393 * config/spu/divv2df3.c: New file.
22394 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
22395 (DPBIT_FUNCS): Filter out _div_df.
22397 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
22399 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
22400 a jump insn, count that jump in the distance to the loop start.
22402 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
22405 * config/sh/sh.c (calc_live_regs): Fix condition for global
22406 registers except PIC_OFFSET_TABLE_REGNUM.
22408 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
22411 * doc/invoke.texi (-mconsole): New.
22413 (-mno-cygwin): New.
22415 (-mnop-fun-dllimport): New.
22419 (sub section "i386 and x86-64 Windows Options"): New.
22421 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
22423 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
22424 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
22426 2009-03-25 Richard Guenther <rguenther@suse.de>
22428 PR middle-end/39497
22429 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
22432 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
22434 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
22435 neither of haifa/selective schedulers are working.
22437 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22439 * doc/invoke.texi (Debugging Options): Fix description of
22440 -fno-merge-debug-strings.
22442 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
22444 * config/cris/libgcc.ver: New version-script.
22445 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
22447 * configure.ac <GAS features, nop mnemonic>: Add pattern
22448 crisv32-*-* for "nop".
22449 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
22450 * configure: Regenerate.
22452 2009-03-24 Ira Rosen <irar@il.ibm.com>
22454 PR tree-optimization/39529
22455 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
22456 mark_sym_for_renaming for the tag copied to the new vector
22459 2009-03-24 Arthur Loiret <aloiret@debian.org>
22461 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
22462 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
22463 EXTRA_SPEC_FUNCTIONS.
22464 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
22465 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
22466 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
22467 -march and -mtune options.
22469 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
22471 * config/m68k/t-rtems: Add m5329 multilib.
22473 2009-03-24 Dodji Seketeli <dodji@redhat.com>
22474 Jakub Jelinek <jakub@redhat.com>
22477 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
22480 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22483 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
22484 instead of c_parser_expression_conv, if original_code isn't one of the
22485 4 allowed comparison codes, fail.
22487 2009-03-23 Richard Guenther <rguenther@suse.de>
22489 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
22490 * tree.h (struct tree_type): Likewise.
22491 * reload.h (struct insn_chain): Likewise.
22492 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
22493 * function.h (struct function): Likewise.
22494 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
22496 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22498 PR tree-optimization/39516
22499 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
22501 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
22503 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
22504 should be set true if BITS_PER_WORD of target is bigger than 32
22506 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
22508 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
22509 Translate -B-options to -rpath-link. Correct existing
22510 rpath-link and conditionalize on !nostdlib.
22512 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22514 * doc/extend.texi (Function Attributes, Variable Attributes):
22516 * doc/invoke.texi (Debugging Options, Optimize Options)
22517 (i386 and x86-64 Options, MCore Options): Likewise.
22519 2009-03-20 Jakub Jelinek <jakub@redhat.com>
22522 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
22523 it for block local namespace aliases.
22524 (gen_decl_die): Pass context_die to gen_namespace_die.
22526 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22529 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
22530 minimum or maximum value.
22532 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
22534 * reginfo.c (globalize_reg): Recompute derived reg sets.
22536 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
22539 * libgcc2.c (mprotect): Do not use signed arguments for
22540 VirtualProtect, use DWORD arguments. Also fix the 'may
22541 be used uninitialized' warning for the np variable.
22543 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22546 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
22547 functions using regparm calling conventions when not optimizing.
22548 (ix86_function_sseregparm): Similarly for sseregparm calling
22551 2009-03-19 Li Feng <nemokingdom@gmail.com>
22553 PR middle-end/39500
22554 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
22555 dependence if the first conflict is after niter iterations.
22557 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
22559 PR middle-end/38609
22560 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
22561 functions with dynamic stack-pointer adjustments.
22563 2009-03-19 Ben Elliston <bje@au.ibm.com>
22565 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
22566 option; change to -msdata=data.
22568 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22570 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
22573 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
22576 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
22578 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
22580 * doc/invoke.texi (Code Gen Options): Expand discussion of
22583 2009-03-18 Jakub Jelinek <jakub@redhat.com>
22585 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
22586 * matrix-reorg.c (struct matrix_info): Likewise.
22587 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
22588 * rtl.h (struct mem_attrs): Likewise.
22589 * df.h (struct df): Likewise.
22590 * tree-data-ref.h (struct data_dependence_relation): Likewise.
22591 * ira-int.h (struct ira_allocno): Likewise.
22592 * df-scan.c (struct df_collection_rec): Likewise.
22593 * ira.c (struct equivalence): Likewise.
22594 * function.c (struct temp_slot): Likewise.
22595 * cfgloop.h (struct loop): Likewise.
22598 * function.c (use_register_for_decl): When not optimizing, disregard
22599 register keyword for variables with types containing methods.
22601 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
22603 PR middle-end/39447
22604 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
22605 (is_simple_operand): Call contains_component_ref_p before calling data
22606 reference analysis that would fail on COMPONENT_REFs.
22608 * tree-vrp.c (search_for_addr_array): Fix formatting.
22610 2009-03-18 Richard Guenther <rguenther@suse.de>
22612 * tree-vect-transform.c (vect_loop_versioning): Fold the
22613 generated comparisons.
22614 * tree-vectorizer.c (set_prologue_iterations): Likewise.
22615 (slpeel_tree_peel_loop_to_edge): Likewise.
22617 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22619 PR middle-end/37805
22620 * opts.c (print_specific_help): In addition to `undocumented',
22621 accept `separate' and `joined' flags if passed alone. Describe
22622 output by the first matched one of those.
22623 (common_handle_option): Skip over empty strings.
22624 * gcc.c (display_help): Fix help string for `--help='.
22625 * doc/invoke.texi (Option Summary, Overall Options): With
22626 `--help=', classes and qualifiers can both be repeated, but
22627 only the latter can be negated. One should not pass only
22628 negated qualifiers. Fix markup and examples.
22631 2008-10-14 Jakub Jelinek <jakub@redhat.com>
22632 PR middle-end/37805
22633 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
22634 and -fhelp=separate.
22636 2009-03-17 Jing Yu <jingyu@google.com>
22638 PR middle-end/39378
22639 * function.h (struct rtl_data): Move is_thunk from here...
22640 (struct function): ...to here.
22641 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
22642 * varasm.c (assemble_start_function): Change is_thunk from crtl to
22644 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
22646 (alpha_does_function_need_gp, alpha_start_function): Likewise.
22647 (alpha_output_function_end_prologue): Likewise.
22648 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
22649 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
22650 (rs6000_output_function_epilogue): Likewise.
22651 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
22653 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
22656 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
22657 from different units in a single alternative.
22658 (*truncdfsf_i387): Ditto.
22659 (*truncxfsf2_mixed): Ditto.
22660 (*truncxfdf2_mixed): Ditto.
22662 2009-03-17 Jakub Jelinek <jakub@redhat.com>
22664 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
22665 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
22668 * tree-ssa-live.c (remove_unused_locals): Don't remove local
22669 unused non-artificial variables when not optimizing.
22672 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
22673 DW_TAG_imported_module even if decl is IMPORTED_DECL with
22674 NAMESPACE_DECL in its DECL_INITIAL.
22676 PR middle-end/39443
22677 * optabs.c (set_user_assembler_libfunc): New function.
22678 * expr.h (set_user_assembler_libfunc): New prototype.
22679 * c-common.c: Include libfuncs.h.
22680 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
22681 for memcmp, memset, memcpy, memmove and abort.
22682 * Makefile.in (c-common.o): Depend on libfuncs.h.
22685 * dwarf2out.c (gen_inlined_enumeration_type_die,
22686 gen_inlined_structure_type_die, gen_inlined_union_type_die,
22687 gen_tagged_type_instantiation_die): Removed.
22688 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
22691 2009-03-17 Janis Johnson <janis187@us.ibm.com>
22694 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
22696 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
22697 (check-parallel-%): Ditto.
22698 (check-consistency): Ditto.
22700 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
22702 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
22703 local variable rhs by NULL_TREE.
22705 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22708 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
22710 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22713 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
22715 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22718 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
22719 for ms->sysv ABI calls only in 64bit mode.
22721 * config/i386/i386.md (untyped_call): Support 32bit.
22723 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
22725 * doc/extend.texi: Replace x86_65 with x86_64.
22727 2009-03-16 Jakub Jelinek <jakub@redhat.com>
22729 PR tree-optimization/39455
22730 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
22731 mismatches for POINTER_TYPE_P (type).
22732 (number_of_iterations_le): Likewise.
22734 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
22736 * config/picochip/picochip.c: Removed profiling support.
22737 * config/picochip/picochip.md: Removed profiling instruction.
22738 * config/picochip/picochip.h: Removed profiling builtin.
22740 2009-03-16 Joseph Myers <joseph@codesourcery.com>
22742 * doc/install.texi (--with-host-libstdcxx): Document.
22744 2009-03-14 Anatoly Sokolov <aesok@post.ru>
22747 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
22748 generate a warning if the function name does not begin with
22749 "__vector" and the function has either the 'signal' or 'interrupt'
22750 attribute, from here to ...
22751 (avr_declare_function_name): ...here. New function.
22752 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
22753 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
22755 2009-03-14 Jakub Jelinek <jakub@redhat.com>
22758 * cse.c (fold_rtx): Don't modify original const_arg1 when
22759 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
22760 separate variable instead.
22761 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
22762 from out of range shift counts.
22763 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
22765 2009-03-13 Catherine Moore <clm@codesourcery.com>
22767 * config/i386/x-mingw32 (host-mingw32.o): Replace
22768 diagnostic.h with $(DIAGNOSTIC_H).
22770 2009-03-12 Jakub Jelinek <jakub@redhat.com>
22773 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
22775 * config/i386/sync.md (sync_compare_and_swap<mode>,
22776 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
22777 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
22779 (sync_double_compare_and_swapdi_pic,
22780 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
22781 cmpxchg8b_pic_memory_operand instead of just memory_operand.
22783 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22786 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
22788 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22791 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
22792 (avx_addsubv4df3): Likewise.
22793 (*avx_addsubv4sf3): Likewise.
22794 (sse3_addsubv4sf3): Likewise.
22796 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22799 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
22801 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
22804 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
22805 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22806 registers for allocnos created from user-defined variables.
22808 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22811 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
22812 of non-integer mode as well.
22814 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
22816 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
22817 for functions for which the parameter types are unknown.
22819 2009-03-11 Jakub Jelinek <jakub@redhat.com>
22822 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
22823 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
22824 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
22825 * config/i386/i386.c (ix86_local_alignment): For
22826 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
22827 long long variables on the stack to avoid dynamic realignment.
22828 Allow the first argument to be a decl rather than type.
22829 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
22831 2009-03-11 Nick Clifton <nickc@redhat.com>
22834 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
22836 Add description to mno-lsim option.
22837 * config/mcore/mcore.h: Remove comment about deprecated m4align
22839 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
22840 * doc/invoke.texi: Add description of mno-lsim and
22841 mstack-increment options.
22843 * config/fr30/fr30.opt: Document the -mno-lsim option.
22844 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
22845 and -mno-lsim options.
22847 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22849 * fold-const.c (fold_comparison): Only call fold_inf_compare
22850 if the mode supports infinities.
22852 2009-03-11 Jason Merrill <jason@redhat.com>
22855 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
22856 end already did. Notice GIMPLE_CALL modifications of the result.
22857 Don't copy debug information from an ignored decl or a decl from
22860 2009-03-10 Richard Guenther <rguenther@suse.de>
22861 Nathan Froyd <froydnj@codesourcery.com>
22863 PR middle-end/37850
22864 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
22865 (__divMODE3): Likewise.
22867 2009-03-09 Jakub Jelinek <jakub@redhat.com>
22869 PR tree-optimization/39394
22870 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
22871 DECL_SIZE_UNIT of variable length FIELD_DECLs.
22873 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
22875 * recog.c (verfiy_changes): Disallow renaming of hard regs in
22876 inline asms for register asm ("") declarations.
22878 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
22880 * fold-const.c (fold_unary): Fix comment.
22882 2009-03-07 Jan Hubicka <jh@suse.cz>
22885 * tree-inline.c (setup_one_parameter): Do replacement of const
22886 argument by constant in SSA form.
22888 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22890 PR middle-end/38028
22891 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
22892 determine alignment passed to assign_stack_local.
22893 (assign_parms_unsplit_complex): Likewise.
22894 * except.c (sjlj_build_landing_pads): Likewise.
22896 2009-03-06 Jakub Jelinek <jakub@redhat.com>
22898 PR middle-end/39360
22899 * tree-flow.h (add_referenced_var): Return bool instead of void.
22900 * tree-dfa.c (add_referenced_var): Return result of
22901 referenced_var_check_and_insert call.
22902 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
22903 of referenced_var_check_and_insert.
22906 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
22907 (gen_variable_die): Emit DW_AT_location on abstract static variable's
22908 DIE, don't emit it if abstract origin already has it.
22909 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
22910 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
22912 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
22914 * genpreds.c (needs_variable): Fix parentheses at variable name
22916 (write_tm_constrs_h): Indent generated code.
22918 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22920 * doc/extend.texi (Function Attributes): Add documentation
22921 for isr attributes.
22923 2009-03-06 Jakub Jelinek <jakub@redhat.com>
22926 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
22927 take locus from its DECL_SOURCE_LOCATION instead of input_location.
22929 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
22931 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
22934 2009-03-05 Jakub Jelinek <jakub@redhat.com>
22937 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
22938 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
22940 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
22942 * config/i386/i386.md (R8_REG, R9_REG): New constants.
22943 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
22944 constants instead of magic numbers.
22945 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
22947 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
22948 (x86_64_ms_abi_int_parameter_registers): Ditto.
22949 (x86_64_int_return_registers): Ditto.
22950 (ix86_maybe_switch_abi): Ditto.
22951 (ix86_expand_call): Ditto for clobbered_registers array.
22952 (ix86_hard_regno_mode_ok): Ditto.
22953 (x86_extended_QIreg_mentioned_p): Ditto.
22955 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
22957 PR tree-optimization/39349
22958 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
22960 * combine.c (gen_lowpart_for_combine): Use omode when generating
22963 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
22965 PR rtl-optimization/39235
22966 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
22968 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
22970 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
22972 2009-03-04 Richard Guenther <rguenther@suse.de>
22974 PR tree-optimization/39362
22975 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
22976 that occur in abnormal PHIs should be varying.
22978 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
22980 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
22982 (simple_iv): Take loop as an argument instead of statement.
22983 * tree-scalar-evolution.h (simple_iv): Declaration changed.
22984 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
22986 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
22988 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
22989 * matrix-reorg.c (analyze_transpose): Ditto.
22990 * tree-data-ref.c (dr_analyze_innermost): Ditto.
22991 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
22992 * tree-predcom.c (ref_at_iteration): Ditto.
22993 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
22995 2009-03-04 Richard Guenther <rguenther@suse.de>
22997 PR tree-optimization/39358
22998 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
22999 escaped_id and callused_id.
23000 (solve_graph): Likewise.
23002 2009-03-04 Richard Guenther <rguenther@suse.de>
23004 PR tree-optimization/39339
23005 * tree-sra.c (try_instantiate_multiple_fields): Make it
23006 no longer ICE on the above.
23008 2009-03-03 Joseph Myers <joseph@codesourcery.com>
23010 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
23011 that fits within Pmode.
23013 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23015 PR middle-end/10109
23016 * tm.texi (LIBCALL_VALUE): Update description.
23018 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23020 PR middle-end/34443
23021 * doc/extend.texi (section): Update description.
23023 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
23025 PR middle-end/39345
23026 * tree-inline.c (remapped_type): New.
23027 (can_be_nonlocal): Call remapped_type instead of remap_type.
23029 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23032 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
23033 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
23035 2009-03-03 Richard Guenther <rguenther@suse.de>
23037 PR middle-end/39272
23038 * tree.c (tree_nonartificial_location): New function.
23039 * tree.h (tree_nonartificial_location): Declare.
23040 * builtins.c (expand_builtin_memory_chk): Provide location
23041 of the call location for artificial function pieces.
23042 (maybe_emit_chk_warning): Likewise.
23043 (maybe_emit_sprintf_chk_warning): Likewise.
23044 (maybe_emit_free_warning): Likewise.
23045 * expr.c (expand_expr_real_1): Likewise.
23047 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23049 PR tree-optimization/39343
23050 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
23051 COMPONENT_REF t has ARRAY_TYPE.
23053 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
23055 PR middle-end/39335
23056 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
23057 when the type precision of the induction variable should be
23058 larger than the type precision of nit.
23059 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
23060 * graphite.c (graphite_loop_normal_form): Same.
23061 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
23063 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23065 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
23066 (*call_1_rex64_ms_sysv): Use named constants instead of magic
23067 numbers to describe clobbered registers.
23068 (*call_value_0_rex64_ms_sysv): Ditto.
23069 * config/i386/mmx.md (mmx_emms): Ditto.
23070 (mmx_femms): Ditto.
23072 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
23074 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
23077 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23079 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
23080 (spu_section_type_flags): New function.
23082 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23084 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
23085 reg_class_contents of FLOAT_REGS into a temporary.
23087 2009-03-02 Richard Guenther <rguenther@suse.de>
23088 Ira Rosen <irar@il.ibm.com>
23090 PR tree-optimization/39318
23091 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
23092 information to the vectorized statement.
23094 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
23096 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
23097 variable. Use defined names instead of magic constants for REX SSE
23100 2009-03-01 Richard Guenther <rguenther@suse.de>
23102 PR tree-optimization/39331
23103 * omp-low.c (lower_send_shared_vars): Do not receive new
23104 values for the reference of DECL_BY_REFERENCE parms or results.
23106 2009-03-01 Jan Hubicka <jh@suse.cz>
23109 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
23110 BLOCK_NONLOCALIZED_VAR): New macros.
23111 (tree_block): Add nonlocalized_vars.
23112 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
23113 gen_decl_die): Add origin argument. Allow generation of die with
23114 origin at hand only.
23115 (gen_member_die, gen_type_die_with_usage, force_decl_die,
23116 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
23118 (gen_block_die): Fix checking for unused blocks.
23119 (process_scope_var): Break out from .... ; work with origins only.
23120 (decls_for_scope) ... here; process nonlocalized list.
23121 (dwarf2out_ignore_block): Look for nonlocalized vars.
23122 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
23124 (dump_scope_block): Dump them.
23125 * tree-inline.c (remap_decls): Handle nonlocalized vars.
23126 (remap_block): Likewise.
23127 (can_be_nonlocal): New predicate.
23128 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
23130 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23132 * configure: Regenerate.
23134 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23136 * optc-gen.awk: No need to duplicate option flags twice.
23137 Reuse help texts for duplicate options which do not have any.
23139 * gcc.c (display_help): Document --version.
23141 * gcc.c (main): If print_help_list and verbose_flag, ensure
23142 driver output comes before subprocess output.
23144 * optc-gen.awk: Assign all remaining fields to help string,
23145 space-separated, for multi-line help in *.opt.
23147 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
23148 -Wno-pedantic-ms-format is for MinGW targets only.
23150 * doc/options.texi (Option file format): Fix bad indentation,
23151 restoring dropped sentence.
23153 2009-02-28 Jan Hubicka <jh@suse.cz>
23155 * tree-inline.c (tree_function_versioning): Output debug info.
23157 2009-02-28 Jan Hubicka <jh@suse.cz>
23160 * tree-inline.c (setup_one_parameter): Do not copy propagate
23161 arguments when not optimizing.
23163 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
23166 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23167 (avx_addsubv4df3): Likewise.
23168 (*avx_addsubv4sf3): Likewise.
23169 (sse3_addsubv4sf3): Likewise.
23170 (*avx_addsubv2df3): Likewise.
23171 (sse3_addsubv2df3): Likewise.
23172 (avx_unpckhps256): Correct item selectors.
23173 (avx_unpcklps256): Likewise.
23174 (avx_unpckhpd256): Likewise.
23175 (avx_unpcklpd256): Likewise.
23177 2009-02-28 Jan Hubicka <jh@suse.cz>
23179 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
23181 (copy_arguments_for_versioning): If var is declared don't declare it.
23182 (tree_function_versioning): First setup substitutions and then copy
23185 2009-02-27 Jan Hubicka <jh@suse.cz>
23188 * cgraph.h (varpool_output_debug_info): Remove.
23189 * cgraphunit.c (varpool_output_debug_info): Remove.
23190 * dwarf2out.c (deferred_locations_struct): New struct
23191 (deferred_locations): New type.
23192 (deferred_locations_list): New static var.
23193 (deffer_location): New function.
23194 (gen_variable_die): Use it.
23195 (decls_for_scope): Output info on local static vars.
23196 (dwarf2out_finish): Process deferred locations.
23197 * varpool.c (varpool_output_debug_info): Remove.
23199 2009-02-27 Jan Hubicka <jh@suse.cz>
23202 * tree.h (TREE_PROTECTED): Fix comment.
23203 (BLOCK_HANDLER_BLOCK): Remove.
23204 (struct tree_block): Remove handler_block add body_block.
23205 (inlined_function_outer_scope_p): New.
23206 (is_body_block): Remove.
23207 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
23208 * dwarf2out.c (is_inlined_entry_point): Remove.
23209 (add_high_low_attributes): Use inlined_function_outer_scope_p.
23210 (gen_block_die): Use is_inlined_entry_point check. Remove body block
23212 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
23213 * gimplify.c (gimplify_expr): Gimplify body blocks.
23214 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
23215 block with multiple subblocks.
23216 (dump_scope_block): Prettier output; dump more flags and info.
23217 (dump_scope_blocks): New.
23218 (remove_unused_locals): Use dump_scope_blocks.
23219 * tree-flow.h (dump_scope_blocks): Declare.
23220 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
23221 * stmt.c (is_body_block): Remove.
23222 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
23223 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
23225 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
23227 PR middle-end/39308
23228 * graphite.c (graphite_loop_normal_form): Do not call
23229 number_of_iterations_exit from a gcc_assert.
23231 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23233 * config/s390/s390.c (s390_swap_cmp): Look for conditional
23234 jumps if COND is NULL.
23235 (find_cond_jump): New function.
23236 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
23237 * config/s390/s390.md: Remove z10_cobra attribute value.
23239 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
23241 * config/alpha/alpha.h (alpha_expand_mov): Return false if
23242 force_const_mem returns NULL_RTX.
23244 2009-02-26 Jan Hubicka <jh@suse.cz>
23247 * cgraph.h (varpool_output_debug_info): Remove.
23248 * cgraphunit.c (varpool_output_debug_info): Remove.
23249 * dwarf2out.c (deferred_locations_struct): New struct
23250 (deferred_locations): New type.
23251 (deferred_locations_list): New static var.
23252 (deffer_location): New function.
23253 (gen_variable_die): Use it.
23254 (decls_for_scope): Output info on local static vars.
23255 (dwarf2out_finish): Process deferred locations.
23256 * varpool.c (varpool_output_debug_info): Remove.
23258 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
23260 PR rtl-optimization/39241
23261 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
23262 to subreg_offset_representable_p.
23264 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23266 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
23267 execute function prototype. Get f and nregs from max_reg_num
23268 and get_insns. Remove the first backward pass as it's dead,
23269 guard the forward pass by flag_expensive_optimizations.
23270 (rest_of_handle_regmove): Delete.
23271 (pass_regmove): Replace it with regmove_optimize.
23273 2009-02-25 Martin Jambor <mjambor@suse.cz>
23275 PR tree-optimization/39259
23276 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
23277 calls_alloca function flags.
23278 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
23279 calls are detected.
23281 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23283 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
23284 flags_set_1_rtx, flags_set_1_set): Delete.
23285 (regmove_optimize): Do not call mark_flags_life_zones.
23287 2009-02-24 Julian Brown <julian@codesourcery.com>
23290 * config/arm/arm.c (require_pic_register): Only set
23291 cfun->machine->pic_reg once per function.
23293 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
23295 * doc/invoke.texi (Link Options): Document an easier way to pass
23296 options that take arguments to the GNU linker using -Xlinker and -Wl.
23298 2009-02-24 Steve Ellcey <sje@cup.hp.com>
23301 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
23303 2009-02-24 Richard Guenther <rguenther@suse.de>
23306 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
23308 2009-02-24 Richard Guenther <rguenther@suse.de>
23309 Zdenek Dvorak <ook@ucw.cz>
23311 PR tree-optimization/39233
23312 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
23313 from converting them to a generic type.
23315 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
23317 PR tree-optimization/39260
23318 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
23319 contains a condition with a real type.
23320 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
23322 2009-02-23 Jason Merrill <jason@redhat.com>
23325 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
23326 narrowing_initializer_constant_valid_p.
23327 (narrowing_initializer_constant_valid_p): Don't return
23328 null_pointer_node for adding a pointer to itself.
23330 2009-02-23 Jan Hubicka <jh@suse.cz>
23333 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
23336 2009-02-23 Jan Hubicka <jh@suse.cz>
23338 PR tree-optimization/37709
23339 * tree.c (block_ultimate_origin): Move here from dwarf2out.
23340 * tree.h (block_ultimate_origin): Declare.
23341 * dwarf2out.c (block_ultimate_origin): Move to tree.c
23342 * tree-ssa-live.c (remove_unused_scope_block_p):
23343 Eliminate blocks containig no instructions nor live variables nor
23345 (dump_scope_block): New function.
23346 (remove_unused_locals): Enable removal of dead blocks by default;
23347 enable dumping at TDF_DETAILS.
23349 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23351 * config/i386/i386.c (classify_argument): Don't allow COImode
23353 (function_arg_advance_32): Don't allow OImode.
23354 (function_arg_32): Likewise.
23355 (function_value_32): Likewise.
23356 (return_in_memory_32): Likewise.
23357 (function_arg_64): Remove OImode comment.
23359 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23362 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
23363 ix86_expand_vector_set for V4DImode in 64bit mode only.
23364 (ix86_expand_vector_init_one_var): Likewise.
23366 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
23368 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
23370 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23373 * loop-iv.c: Revert last change.
23374 * emit-rtl.c: Likewise.
23376 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23379 * config/i386/i386.c (type_natural_mode): Remove an extra
23380 space in the warning message.
23381 (function_value_32): Handle 32-byte vector modes.
23382 (return_in_memory_32): Likewise.
23384 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23386 * loop-iv.c (truncate_value): New function.
23387 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
23389 (lowpart_subreg): Move to...
23390 * emit-rtl.c: ...here.
23392 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
23394 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
23395 accidental and undocumented change at revision 140860.
23397 2009-02-21 Joseph Myers <joseph@codesourcery.com>
23399 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
23400 take gimple_seq * arguments.
23401 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
23402 types_compatible_p langhook.
23404 2009-02-20 Mark Mitchell <mark@codesourcery.com>
23405 Joseph Myers <joseph@codesourcery.com>
23407 * config/arm/arm.c (arm_builtin_va_list): New function.
23408 (arm_expand_builtin_va_start): Likewise.
23409 (arm_gimplify_va_arg_expr): Likewise.
23410 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
23411 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
23412 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
23413 (va_list_type): New variable.
23414 (arm_mangle_type): Mangle va_list_type appropriately.
23416 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23418 PR middle-end/39157
23419 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
23420 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
23421 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
23422 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
23423 parameter to 1000 for -O1 by default.
23424 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
23426 * loop-invariant.c: Include params.h.
23427 (move_loop_invariants): Don't call move_single_loop_invariants on
23430 2009-02-20 Jaka Mocnik <jaka@xlab.si>
23432 * calls.c (emit_library_call_value_1): Use slot_offset instead of
23433 offset when calculating bounds for indexing stack_usage_map. Fixes
23434 a buffer overflow with certain target setups.
23436 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23439 * calls.c (expand_call): Clear try_tail_call if caller and callee
23440 disagree in promotion of function return value.
23442 2009-02-19 Jakub Jelinek <jakub@redhat.com>
23445 * c-common.c (c_determine_visibility): If visibility changed and
23446 DECL_RTL has been already set, call make_decl_rtl to update symbol
23449 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
23452 * varasm.c (assemble_variable): Don't check DECL_NAME when
23453 globalizing a variable.
23455 2009-02-19 Joseph Myers <joseph@codesourcery.com>
23458 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
23459 expression before any __builtin_trap call.
23460 * c-typeck.c (build_function_call): Convert and check function
23461 arguments before generating a call to a trap. Evaluate the
23462 function arguments before the trap.
23464 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
23467 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
23468 (UNSPEC_FXAM_MEM): New unspec.
23469 (fxam<mode>2_i387_with_temp): New insn and split pattern.
23470 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
23471 memory using fxam<mode>2_i387_with_temp to remove excess precision.
23473 2009-02-19 Richard Guenther <rguenther@suse.de>
23475 PR tree-optimization/39207
23476 PR tree-optimization/39074
23477 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
23478 storedanything_tree): New.
23479 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
23480 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
23481 (build_succ_graph): Add edges from STOREDANYTHING to all
23483 (init_base_vars): Initialize STOREDANYTHING.
23484 (compute_points_to_sets): Free substitution info after
23485 building the succ graph.
23486 (ipa_pta_execute): Likewise.
23488 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
23490 (do_ds_constraint): Do not add to special var or non-pointer
23492 (type_could_have_pointers): Split out from ...
23493 (could_have_pointers): ... here. For arrays use the element type.
23494 (create_variable_info_for): Initialize may_have_pointers.
23495 (new_var_info): Likewise.
23496 (handle_lhs_call): Make the HEAP variable unknown-sized.
23497 (intra_create_variable_infos): Use a type with pointers for
23498 PARM_NOALIAS, make it unknown-sized.
23500 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
23503 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
23505 2009-02-18 Jason Merrill <jason@redhat.com>
23508 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
23509 value if DECL_EXTERNAL.
23510 * tree-sra.c (sra_walk_gimple_assign): Likewise.
23511 * target.h (gcc_target::binds_local_p): Clarify "module".
23512 * tree.h (TREE_PUBLIC): Clarify "module".
23514 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
23517 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
23518 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
23520 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
23523 * c.opt (Wabi): Support C and ObjC.
23526 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
23528 * config/i386/i386.c (classify_argument): Warn once about the ABI
23529 change when passing union with long double.
23531 * doc/invoke.texi: Update -Wabi for warning psABI changes.
23533 2009-02-18 Joseph Myers <joseph@codesourcery.com>
23536 * c-parser.c (c_parser_compound_statement): Always enter and leave
23539 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23542 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
23544 2009-02-18 Jakub Jelinek <jakub@redhat.com>
23546 PR tree-optimization/36922
23547 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
23548 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
23551 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23553 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
23556 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23558 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
23560 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23562 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
23565 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
23566 Richard Sandiford <rdsandiford@googlemail.com>
23568 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
23569 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
23570 (loongson_biadd): ...this.
23572 2009-02-17 Richard Guenther <rguenther@suse.de>
23574 PR tree-optimization/39202
23575 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
23576 a var make sure to follow existing collapses.
23578 2009-02-17 Richard Guenther <rguenther@suse.de>
23580 PR middle-end/39214
23581 * langhooks.c (lhd_print_error_function): Check for NULL block.
23583 2009-02-17 Richard Guenther <rguenther@suse.de>
23585 PR tree-optimization/39204
23586 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
23589 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
23591 * config/soft-fp/double.h: Update from glibc CVS.
23593 2009-02-17 Richard Guenther <rguenther@suse.de>
23595 PR tree-optimization/39207
23596 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
23597 strict-aliasing warnings for pointers pointing to NULL.
23599 2009-02-16 Joseph Myers <joseph@codesourcery.com>
23602 * c-parser.c (c_parser_braced_init): Call pop_init_level when
23603 skipping until next close brace.
23605 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
23608 * config/i386/i386.c (ix86_expand_push): Set memory alignment
23609 to function argument boundary.
23611 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23613 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
23614 in the lea_add. Reload eventually constraints it properly.
23615 * config/picochip/constraints.md: Remove the target constraint
23616 "b", since it is not needed anymore.
23618 2009-02-16 Jakub Jelinek <jakub@redhat.com>
23620 * gthr-dce.h: Uglify function parameter and local variable names.
23621 * gthr-gnat.h: Likewise.
23622 * gthr-mipssde.h: Likewise.
23623 * gthr-nks.h: Likewise.
23624 * gthr-posix95.h: Likewise.
23625 * gthr-posix.h: Likewise.
23626 * gthr-rtems.h: Likewise.
23627 * gthr-single.h: Likewise.
23628 * gthr-solaris.h: Likewise.
23629 * gthr-tpf.h: Likewise.
23630 * gthr-vxworks.h: Likewise.
23631 * gthr-win32.h: Likewise.
23633 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
23636 * config/i386/i386.md: Restrict the new peephole2 to move
23637 between MMX/SSE registers.
23639 2009-02-15 Richard Guenther <rguenther@suse.de>
23642 2009-02-13 Richard Guenther <rguenther@suse.de>
23644 * configure.ac: Enable LFS.
23645 * configure: Re-generate.
23646 * config.in: Likewise.
23648 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23650 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
23651 spu_srqwbyte, spu_srqwbytebc): Define.
23652 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
23653 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
23654 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
23655 "shrqby_<mode>"): New insn-and-split patterns.
23656 * config/spu/spu.c (expand_builtin_args): Determine and return
23657 number of operands using spu_builtin_description data.
23658 (spu_expand_builtin_1): Use it.
23660 2009-02-13 Steve Ellcey <sje@cup.hp.com>
23663 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
23666 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23669 * config/i386/i386.c (override_options): Correct warning
23670 messages for -malign-loops, -malign-jumps and -malign-functions.
23672 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23675 * config/i386/i386.md: Restrict the new peephole2 to move
23676 between the general purpose registers.
23678 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23681 * config/i386/i386.c (type_natural_mode): Add a new argument.
23682 Return the original mode and warn ABI change if vector size is 32byte.
23683 (function_arg_advance): Updated.
23684 (function_arg): Likewise.
23685 (ix86_function_value): Likewise.
23686 (ix86_return_in_memory): Likewise.
23687 (ix86_sol10_return_in_memory): Likewise.
23688 (ix86_gimplify_va_arg): Likewise.
23689 (function_arg_32): Don't warn ABX ABI change here.
23690 (function_arg_64): Likewise.
23692 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
23694 * loop-iv.c (implies_p): In the final case, test that operands 0
23695 of the two comparisons match.
23697 * config/bfin/bfin.c (find_prev_insn_start): New function.
23698 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
23699 (find_next_insn_start): Move.
23701 2009-02-13 Richard Guenther <rguenther@suse.de>
23703 * configure.ac: Enable LFS.
23704 * configure: Re-generate.
23705 * config.in: Likewise.
23707 2009-02-13 Joseph Myers <joseph@codesourcery.com>
23710 * c-parser.c (c_parser_parms_list_declarator): Discard pending
23711 sizes on syntax error after some arguments have been parsed.
23713 2009-02-12 Jakub Jelinek <jakub@redhat.com>
23715 * doc/invoke.texi (-fira): Remove.
23717 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23719 * caller-save.c: Replace regclass.c with reginfo.c in comments.
23720 * recog.c: Likewise.
23723 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
23725 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
23726 (umul_ppmm): Likewise.
23727 (count_leading_zeros): Likewise.
23728 (count_trailing_zeros): Likewise.
23729 (UMUL_TIME): Likewise.
23731 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23733 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
23734 soft-fp/t-softfp to tmake_file.
23736 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
23737 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
23738 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
23739 IA64_BUILTIN_INFQ]: New.
23740 (ia64_init_builtins): Initialize __builtin_infq,
23741 __builtin_fabsq and __builtin_copysignq if not HPUX.
23742 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
23743 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
23745 * config/ia64/lib1funcs.asm (__divtf3): Define only if
23747 (__fixtfti): Likewise.
23748 (__fixunstfti): Likewise.
23749 (__floattitf): Likewise.
23751 * config/ia64/libgcc-glibc.ver: New.
23752 * config/ia64/t-fprules-softfp: Likewise.
23753 * config/ia64/sfp-machine.h: Likewise.
23755 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
23756 (LIBGCC2_TF_CEXT): Likewise.
23757 (TF_SIZE): Likewise.
23758 (TARGET_INIT_LIBFUNCS): Likewise.
23760 * config/ia64/t-glibc (SHLINB_MAPFILES):
23761 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
23763 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23765 * config/i386/i386.c (construct_container): Rewrite processing
23766 BLKmode with X86_64_SSE_CLASS.
23768 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
23771 * config/i386/i386.md: Replace simplify_replace_rtx with
23772 replace_rtx in the new peephole2.
23774 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
23776 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
23777 loop unrolling do not happen at -O2.
23779 2009-02-12 Michael Matz <matz@suse.de>
23781 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
23783 2009-02-12 Jakub Jelinek <jakub@redhat.com>
23785 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
23788 2009-02-12 Ben Elliston <bje@au.ibm.com>
23790 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
23791 patterns when updating the back chain. Missed in the 2009-02-10
23794 2009-02-11 Janis Johnson <janis187@us.ibm.com>
23796 * doc/extend.texi (Decimal Floating Types): Update identifier of
23797 draft TR and list of missing support.
23799 2009-02-11 Jakub Jelinek <jakub@redhat.com>
23801 PR middle-end/39154
23802 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
23803 bit to variable length decl's flags, add it also to its
23804 pointer replacement variable.
23806 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
23807 Jakub Jelinek <jakub@redhat.com>
23810 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
23811 (memory_blockage): New expander.
23812 (*memory_blockage): New insn pattern.
23813 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
23814 instead of general blockage at the end of function prologue when
23815 frame pointer is used to access red zone area. Do not emit blockage
23816 when profiling, it is emitted in generic code.
23817 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
23818 function epilogue when frame pointer is used to access red zone area.
23820 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
23823 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
23824 by arithmetic with memory operands.
23825 * config/i386/predicates.md (commutative_operator): New.
23827 2009-02-10 Janis Johnson <janis187@us.ibm.com>
23829 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
23832 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
23834 * alias.h (record_alias_subset): Declare.
23835 * alias.c (record_alias_subset): Make global.
23837 2009-02-10 Nick Clifton <nickc@redhat.com>
23839 * tree-parloops.c: Change license to GPLv3.
23840 * ipa-struct-reorg.c: Change license to GPLv3.
23841 * ipa-struct-reorg.h: Change license to GPLv3.
23843 2009-02-10 Steve Ellcey <sje@cup.hp.com>
23846 * c-decl.c (start_struct): Return NULL on error.
23848 2009-02-10 Jakub Jelinek <jakub@redhat.com>
23850 PR middle-end/39124
23851 * cfgloopmanip.c (remove_path): Call remove_bbs after
23852 cancel_loop_tree, not before it.
23855 * function.h (struct function): Add has_local_explicit_reg_vars bit.
23856 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
23857 VAR_DECLs were seen.
23858 * tree-ssa-live.c (remove_unused_locals): Recompute
23859 cfun->has_local_explicit_reg_vars.
23860 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
23861 copies or clearings if cfun->has_local_explicit_reg_vars.
23863 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
23866 * config/i386/i386.c (expand_prologue): Emit blockage at the end
23867 of function prologue when frame pointer is used to access
23870 2009-02-10 Richard Guenther <rguenther@suse.de>
23872 PR middle-end/39127
23873 * gimplify.c (gimple_regimplify_operands): Always look if
23874 we need to create a temporary.
23876 2009-02-10 Richard Guenther <rguenther@suse.de>
23878 PR tree-optimization/39132
23879 * tree-loop-distribution.c (todo): New global var.
23880 (generate_memset_zero): Trigger TODO_rebuild_alias.
23881 (tree_loop_distribution): Return todo.
23883 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
23886 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
23887 (x86_64_reg_class_name): Removed.
23888 (classify_argument): Return 0 if bytes > 32. Return 0 if the
23889 first one isn't X86_64_SSE_CLASS or any other ones aren't
23890 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
23891 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
23892 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
23893 and 3 X86_64_SSEUP_CLASS.
23894 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
23895 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
23897 2009-02-10 Ben Elliston <bje@au.ibm.com>
23899 * config/rs6000/rs6000.md (allocate_stack): Always use an update
23900 form instruction to update the stack back chain word, even if the
23901 user has disabled the generation of update instructions.
23902 (movdi_<mode>_update_stack): New.
23903 (movsi_update_stack): Likewise.
23904 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
23905 always use an update form instruction to update the stack back
23908 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
23910 PR middle-end/38953
23911 * graphite.c (if_region_set_false_region): After moving a region in
23912 the false branch of a condition, remove the empty dummy basic block.
23913 (gloog): Remove wrong fix for PR38953.
23915 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23917 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
23918 generation due to implicit sign extension.
23920 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
23922 PR middle-end/38981
23923 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
23924 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
23926 2009-02-09 Richard Guenther <rguenther@suse.de>
23928 PR middle-end/35202
23929 * convert.c (convert_to_real): Disable (float)fn((double)x)
23930 to fnf(x) conversion if errno differences may occur and
23931 -fmath-errno is set.
23933 2009-02-07 Anatoly Sokolov <aesok@post.ru>
23935 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
23936 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
23937 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
23939 2009-02-06 Joseph Myers <joseph@codesourcery.com>
23942 * c-common.c (handle_alias_attribute): Disallow attribute for
23943 anything not a FUNCTION_DECL or VAR_DECL.
23945 2009-02-06 Janis Johnson <janis187@us.ibm.com>
23948 * real.c (do_compare): Special-case compare of zero against
23949 decimal float value.
23951 2009-02-06 Joseph Myers <joseph@codesourcery.com>
23954 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
23955 as indicating flexible array members unless the field itself is
23956 being declarared as the incomplete array.
23958 2009-02-06 Jan Hubicka <jh@suse.cz>
23960 PR tree-optimization/38844
23961 * ipa-inline.c (try_inline): Stop inlining recursion when edge
23962 is already inlined.
23964 2009-02-06 Richard Guenther <rguenther@suse.de>
23966 PR middle-end/38977
23967 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
23968 fork because we may expand it as __gcov_fork.
23970 2009-02-06 Nick Clifton <nickc@redhat.com>
23972 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
23974 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
23976 PR tree-optimization/35659
23977 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
23978 vn_phi_eq): Shortcut if hashcode does not match.
23979 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
23981 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
23982 and avoid iterative_hash_expr.
23983 (FOR_EACH_VALUE_ID_IN_SET): New.
23984 (value_id_compare): Remove.
23985 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
23986 sort expressions by value id.
23988 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
23991 * config/sh/predicates.md (general_movsrc_operand): Don't check
23992 the subreg of system registers here.
23994 2009-02-05 Jakub Jelinek <jakub@redhat.com>
23997 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
23998 on the copied decl.
24000 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
24002 PR rtl-optimization/39110
24003 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
24004 addresses, not aligned ones.
24006 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
24007 Richard Guenther <rguenther@suse.de>
24009 PR tree-optimization/39100
24010 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
24011 comment says and add edges.
24013 2009-02-05 Joseph Myers <joseph@codesourcery.com>
24016 * c-common.c (handle_tls_model_attribute): Ignore attribute for
24017 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
24019 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
24021 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
24022 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
24023 register_bb_in_sese, new_sese, free_sese): Moved.
24024 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
24025 outermost_loop_in_scop, build_scop_iteration_domain,
24026 expand_scalar_variables_ssa_name, get_vdef_before_scop,
24027 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
24028 Use loop_in_sese_p instead of loop_in_scop_p.
24029 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
24030 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
24031 (scopdet_basic_block_info): Fix bug in scop detection.
24032 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
24033 eq_loop_to_cloog_loop): Remove.
24034 (nb_loops_around_loop_in_scop, nb_loop
24035 ref_nb_loops): Moved here...
24036 * graphite.h (ref_nb_loops): ... from here.
24037 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
24038 (loop_domain_dim, loop_iteration_vector_dim): Remove.
24039 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
24040 * testsuite/gcc.dg/graphite/scop-19.c: New
24042 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
24043 Hans-Peter Nilsson <hp@axis.com>
24045 PR rtl-optimization/37889
24046 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
24047 Move offset handling from PLUS to before the switch. Use new
24048 arguments when considering SYMBOL_REFs too.
24049 (rtx_addr_can_trap_p): Pass dummy offset and size.
24050 (enum may_trap_p_flags): Remove.
24051 (may_trap_p_1): Pass size from MEM_SIZE.
24053 PR rtl-optimization/38921
24054 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
24055 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
24056 * rtlanal.c (may_trap_after_code_motion_p): Delete.
24057 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
24059 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
24061 AVX Programming Reference (January, 2009)
24062 * config/i386/sse.md (*vpclmulqdq): New.
24064 2009-02-04 Jakub Jelinek <jakub@redhat.com>
24066 PR tree-optimization/38977
24067 PR gcov-profile/38292
24068 * calls.c (special_function_p): Disregard __builtin_ prefix.
24070 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
24072 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
24073 non-indexable addresses even before reload.
24075 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24078 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
24079 as having variable size. Do not give an error for unnamed
24080 parameters with [*] declarators. Give a warning for type names
24081 with [*] declarators and mark them as variable size.
24082 * c-parser.c (c_parser_sizeof_expression): Do not give an error
24083 for sizeof applied to [*] type names.
24085 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24088 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
24090 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24092 * gcc.c (process_command): Update copyright notice dates.
24093 * gcov.c (print_version): Likewise.
24094 * gcov-dump.c (print_version): Likewise.
24095 * mips-tfile.c (main): Likewise.
24096 * mips-tdump.c (main): Likewise.
24098 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24101 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
24102 for composite type involving a zero-length array type.
24104 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24107 * function.c (match_asm_constraints_1): Skip over
24108 initial optional % in the constraint.
24110 PR inline-asm/39059
24111 * c-parser.c (c_parser_postfix_expression): If fixed point is not
24112 supported, don't accept FIXED_CSTs.
24113 * c-decl.c (finish_declspecs): Error if fixed point is not supported
24114 and _Sat is used without _Fract/_Accum. Set specs->type to
24115 integer_type_node for cts_fract/cts_accum if fixed point is not
24118 2009-02-02 Catherine Moore <clm@codesourcery.com>
24120 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
24122 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
24124 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
24125 (ABI_HAS_64BIT_SYMBOLS): Use it.
24126 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
24128 2009-02-02 Paul Brook <paul@codesourcery.com>
24130 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
24132 2009-02-02 Jakub Jelinek <jakub@redhat.com>
24134 PR inline-asm/39058
24135 * recog.h (asm_operand_ok): Add constraints argument.
24136 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
24137 recurse on matching constraint.
24138 (check_asm_operands): Pass constraints as 3rd argument to
24139 asm_operand_ok. Don't look up matching constraint here.
24140 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
24143 2009-02-02 Ben Elliston <bje@au.ibm.com>
24145 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
24146 TARGET_NARROW_VOLATILE_BITFIELD macro names.
24148 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24150 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
24151 information. Remove some obsolete information. Reorganize.
24153 * config/pa/fptr.c: Revert license to GPL 2.
24154 * config/pa/milli64.S: Likewise.
24156 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24159 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
24160 LIBRARY name in, instead of hard-coding it.
24161 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
24162 extra target make frag to tmake_files according to EH model.
24163 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24164 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
24165 frags that define makefile variable EH_MODEL appropriately.
24166 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
24167 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
24168 to "-sjlj" according to type of EH configured.
24169 (LIBGCC_SONAME): Concatenate it to shared library base name.
24170 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
24171 to "_sjlj" according to type of EH configured.
24172 (LIBGCC_SONAME): Concatenate it to shared library base name.
24173 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
24174 (SHLIB_LINK): Add missing semicolon to if-else construct.
24175 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24176 string value of "pe_dll" command-line option.
24177 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
24178 (SHLIB_SONAME): Use it when overriding t-cygming default.
24179 (SHLIB_IMPLIB): Override t-cygming default.
24180 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24181 string value of "pe_dll" command-line option.
24183 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24186 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
24187 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
24189 2009-01-31 Richard Guenther <rguenther@suse.de>
24191 PR tree-optimization/38937
24192 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
24193 computing the transitive closure.
24195 2009-01-30 Richard Guenther <rguenther@suse.de>
24197 PR tree-optimization/39041
24198 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24199 Propagate variable indices only if the types match for this stmt.
24201 2009-01-30 Jakub Jelinek <jakub@redhat.com>
24204 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
24205 inline but never defined.
24207 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
24209 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
24210 (*insv_h_di_reg_extimm): New insn.
24211 (*insv_l<mode>_reg_extimm): New insn.
24213 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24215 * config/picochip/picochip.c (flag_conserve_stack): set
24216 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
24217 fconserve-stack. Reduce call-overhead used by inliner.
24219 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24222 * common.opt (flag_conserve_stack): Initialised to zero.
24224 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
24227 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
24228 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
24231 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
24233 * ira-color.c (allocno_reload_assign): Update comments.
24234 * regmove.c (regmove_optimize): Likewise.
24238 2009-01-29 Robert Millan <rmh@aybabtu.com>
24240 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
24241 * config/i386/kopensolaris-gnu.h: New file. Undefine
24242 `MD_UNWIND_SUPPORT'.
24243 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
24245 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
24247 PR tree-optimization/39007
24248 * tree-loop-distribution.c (generate_builtin): Use
24249 recompute_dominator to compute the immediate dominator of the
24250 basic block just after the loop.
24252 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
24254 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
24255 (ASM_OUTPUT_DWARF_PCREL): Define.
24257 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
24259 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
24260 * doc/passes.texi: Remove entries about regclass, local-alloc, and
24261 global. Modify entries about regmove and IRA.
24263 * ra-conflict.c: Remove the file.
24265 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
24267 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
24268 (pass_regclass_init): Rename to pass_reginfo_init.
24270 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
24272 * toplev.h (flag_ira): Remove.
24274 * caller-save.c (setup_save_areas): Remove flag_ira.
24276 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
24278 * global.c: Remove the file.
24280 * opts.c (decode_options): Remove flag_ira.
24282 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
24284 * regmove.c: Modify file description.
24285 (find_use_as_address, try_auto_increment): Define them only if
24286 AUTO_INC_DEC is defined.
24287 (replacement_quality, replace_in_call_usage, fixup_match_1,
24288 stable_and_no_regs_but_for_p): Remove.
24289 (reg_set_in_bb): Make it static.
24290 (regmove_optimize): Remove flag_ira and code which worked for
24293 * local-alloc.c: Remove the file.
24295 * common.opt (fira): Remove.
24297 * ira.c: Include except.h.
24298 (eliminable_regset): Move from global.c.
24299 (mark_elimination): Ditto. Remove flag_ira.
24300 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
24301 equiv_mem_modified, validate_equiv_mem_from_store,
24302 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
24303 contains_replace_regs, memref_referenced_p, memref_used_between_p,
24304 no_equiv, recorded_label_ref): Move from local-alloc.c.
24305 (update_equiv_regs): Ditto. Make it static.
24306 (print_insn_chain, print_insn_chains): Move it from global.c.
24307 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
24308 (build_insn_chain): Ditto. Make it static.
24309 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
24310 Rename to init_live_subregs.
24311 (gate_ira): Remove flag_ira.
24313 * regclass.c: Rename reginfo.c. Change file description.
24314 (FORBIDDEN_INC_DEC_CLASSES): Remove.
24315 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
24316 (init_reg_sets_1): Remove code for evaluation of
24317 reg_class_superclasses and losing_caller_save_reg_set.
24318 (init_regs): Remove init_reg_autoinc.
24319 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
24320 ok_for_base_p_nonstrict): Remove.
24321 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
24322 (pass_regclass_init): Rename to pass_reginfo_init. Modify
24323 corresponding entries.
24324 (dump_regclass, record_operand_costs, scan_one_insn,
24325 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
24326 record_address_regs, auto_inc_dec_reg_p): Remove.
24327 (gt-regclass.h): Rename to gt-reginfo.h.
24329 * rtl.h (dump_global_regs, retry_global_alloc,
24330 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
24332 * Makefile.in (RA_H): Remove.
24333 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
24334 Rename regclass.o to reginfo.o.
24335 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
24337 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
24338 (GTFILES): Rename regclass.c to reginfo.c.
24340 * passes.c (init_optimization_passes): Remove pass_local_alloc and
24341 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
24343 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
24344 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
24346 (finish_spills): Ditto. Remove code for !flag_ira.
24348 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
24350 PR middle-end/35854
24351 * doc/invoke.texi (rtl debug options): Complete rewrite.
24352 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
24354 * mode-switching.c (pass_mode_switching): Rename pass from
24355 "mode-sw" to "mode_sw".
24356 * except.c (pass_convert_to_eh_ranges): Rename pass from
24357 "eh-ranges" to "eh_ranges".
24358 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
24362 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
24363 Alexander Monakov <amonakov@ispras.ru>
24365 PR middle-end/38857
24366 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
24368 (move_exprs_to_boundary): Change return type and pass through
24369 should_move from move_op. Relax assert. Update usage ...
24370 (schedule_expr_on_boundary): ... here. Use should_move instead of
24372 (move_op_orig_expr_found): Indicate that insn was disconnected from
24374 (code_motion_process_successors): Do not call after_merge_succs
24375 callback if original expression was not found when traversing any of
24377 (code_motion_path_driver): Change return type. Update prototype.
24378 (move_op): Update comment. Add a new parameter (should_move). Update
24379 prototype. Set *should_move based on indication provided by
24380 move_op_orig_expr_found.
24382 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
24384 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
24385 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
24386 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
24387 * config/rs6000/rs6000.c (rs6000_override_options): Default
24388 avoid-indexed-addresses on for Power6, off for everything else.
24389 (avoiding_indexed_address_p): New function.
24390 (rs6000_legitimize_address): Use it.
24391 (rs6000_legitimate_address): Likewise.
24392 * config/rs6000/rs6000.md (movXX_updateX): Likewise
24394 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
24396 PR tree-optimization/38997
24397 * tree-loop-distribution.c (generate_memset_zero): Use
24398 POINTER_PLUS_EXPR for a pointer addition.
24400 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
24402 * config/s390/s390.md (bswap<mode>2): New pattern added.
24404 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24406 * config/s390/s390.md (*tls_load_31): Added type attribute.
24408 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24410 * config/s390/s390.md: Fix a few comments.
24412 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24414 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
24415 (*tm<mode>_full): Fixed z10prop attribute.
24416 (*tst<mode>_extimm): Fixed z10prop attribute.
24417 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
24418 (*tstqiCCT_cconly): Fixed z10prop attribute.
24419 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
24420 (*movsi_larl): Fixed z10prop attribute.
24421 (*movsi_zarch): Fixed z10prop attribute.
24422 (*movsi_eas): Fixed z10prop attribute.
24423 (*movhi): Fixed z10prop attribute.
24424 (*movqi): Fixed z10prop attribute.
24425 (*movstrictqi): Fixed z10prop attribute.
24426 (*mov<mode>): Fixed z10prop attribute.
24427 (*movcc): Fixed z10prop attribute.
24428 (*sethighpartdi_64): Fixed z10prop attribute.
24429 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
24430 (*negdi2_sign_cc): Fixed z10prop attribute.
24431 (*negdi2_sign): Fixed z10prop attribute.
24432 (*absdi2_sign_cc): Fixed z10prop attribute.
24433 (*absdi2_sign): Fixed z10prop attribute.
24434 (*negabsdi2_sign_cc): Fixed z10prop attribute.
24435 (*negabsdi2_sign): Fixed z10prop attribute.
24436 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
24437 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
24438 (doloop_si64): Fixed z10prop attribute.
24439 (doloop_si31): Fixed z10prop attribute.
24440 (doloop_long): Fixed z10prop attribute.
24441 (indirect_jump): Fixed z10prop attribute.
24442 (nop): Fixed z10prop attribute.
24443 (main_base_64): Fixed z10prop attribute.
24444 (reload_base_64): Fixed z10prop attribute.
24446 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24448 PR rtl-optimization/38740
24449 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
24451 * config/mips/mips.c (mips_reorg): Likewise.
24453 2009-01-28 Richard Guenther <rguenther@suse.de>
24455 PR tree-optimization/38926
24456 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
24457 with the correct value id to a value.
24458 (do_regular_insertion): Use the value number of edoubleprime
24459 for the value number of the expr.
24462 2008-08-21 Richard Guenther <rguenther@suse.de>
24464 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
24465 a PHI ask VN if it is already available.
24466 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
24467 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
24469 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24471 PR middle-end/38934
24472 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
24473 set to varying whenever max has TREE_OVERFLOW set, similarly
24474 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
24476 2009-01-28 Richard Guenther <rguenther@suse.de>
24478 PR middle-end/38908
24479 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
24480 uninitialized aggregate uses in call arguments.
24482 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
24484 PR tree-optimization/38984
24485 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
24486 the nothing_id variable if -fno-delete-null-pointer-checks.
24488 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
24491 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
24492 (set_got_offset_rex64): Ditto.
24494 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
24497 * doc/extend.texi: Improve local variable with asm reg.
24499 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
24501 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
24502 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
24503 was not supplied then set warn_packed_bitfield_compat to the
24504 default value of 1.
24505 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
24508 2009-01-27 Richard Guenther <rguenther@suse.de>
24510 PR tree-optimization/38503
24511 * cfgexpand.c (expand_gimple_basic_block): Ignore
24512 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
24513 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
24514 variables that cannot have TBAA applied.
24515 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
24518 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
24520 PR middle-end/38969
24521 * calls.c (initialize_argument_information): Do not wrap complex
24522 arguments in SAVE_EXPR.
24524 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
24526 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
24527 (INSTALL_LIBGCC): Revert typo commit.
24529 2009-01-26 Richard Guenther <rguenther@suse.de>
24531 PR tree-optimization/38745
24532 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
24533 from special handling.
24535 2009-01-26 Richard Guenther <rguenther@suse.de>
24537 PR tree-optimization/38745
24538 * tree-ssa.c (execute_update_addresses_taken): Do not include
24539 variables that cannot possibly be a register in not_reg_needs.
24540 Do not clear TREE_ADDRESSABLE on vars that may not become
24542 * tree-ssa.c (update_alias_info_1): Include those in the set
24543 of addressable vars.
24545 2009-01-26 Richard Guenther <rguenther@suse.de>
24547 PR middle-end/38851
24548 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
24549 * tree-ssa-dse.c: Include langhooks.h
24550 (execute_simple_dse): Remove stores with zero size.
24552 2009-01-24 Jakub Jelinek <jakub@redhat.com>
24555 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
24558 2009-01-24 Julian Brown <julian@codesourcery.com>
24560 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
24561 config/arm/linux-atomic.c.
24562 * config/arm/linux-atomic.c: New.
24564 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
24566 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
24567 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
24568 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
24570 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
24573 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
24576 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
24578 PR tree-optimization/38953
24579 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
24580 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
24581 (gloog): Split the exit of the scop when the scop exit is a loop exit.
24582 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
24585 2009-01-24 Paul Brook <paul@codesourcery.com>
24587 * config/arm/neon.md (neon_type): Move to arm.md.
24588 (neon_mov<VSTRUCT>): Add neon_type attribute.
24589 * config/arm/arm.md (neon_type): Move to here.
24590 (conds): Add "unconditioal" and use as default for NEON insns.
24592 2009-01-24 Ben Elliston <bje@au.ibm.com>
24594 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
24595 void *' warning from -Wc++-compat.
24596 * Makefile.in (dominance.o-warn): Remove.
24598 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
24600 PR tree-optimization/38932
24601 * fold-const.c (fold_unary_ignore_overflow): New.
24602 * tree.h (fold_unary_ignore_overflow): Declare.
24603 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
24604 * tree-ssa-sccvn.c (visit_reference_op_load,
24605 simplify_unary_expression): Likewise.
24607 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
24609 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
24610 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
24611 regardless of their type.
24612 * c-common.c (handle_packed_attribute): Don't ignore packed on
24614 * c.opt (Wpacked-bitfield-compat): New warning option.
24615 * stor-layout.c (place_field): Warn if offset of a field changed.
24616 * doc/extend.texi (packed): Mention the ABI change.
24617 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
24618 (Warning Options): Add it to the list.
24620 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
24622 * c-opts.c (c_common_post_options): Fix a typo in comments.
24624 2009-01-22 Steve Ellcey <sje@cup.hp.com>
24626 PR middle-end/38615
24627 * gimplify.c (gimplify_init_constructor): Fix promotion of const
24628 variables to static.
24629 * doc/invoke.texi (-fmerge-all-constants): Update description.
24631 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
24634 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
24635 (*movdi_1_rex64): Use type "mmx" for alternative 5.
24637 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
24639 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
24641 (LOCAL_ALIGNMENT): Similarly.
24643 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24644 Joseph Myers <joseph@codesourcery.com>
24646 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
24647 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
24648 * config/arm/arm-tune.md: Regenerate.
24649 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
24652 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24654 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
24655 version number to five.
24657 2009-01-22 Dodji Seketeli <dodji@redhat.com>
24660 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
24661 * c-common.c (set_underlying_type): Likewise.
24662 (is_typedef_decl ): Likewise
24664 (set_underlying_type): Likewise.
24665 (is_typedef_type): Likewise.
24667 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
24669 PR middle-end/38587
24670 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
24673 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
24676 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
24677 (LIBGCC_SPEC): Don't define.
24678 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
24680 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
24682 PR rtl-optimization/38879
24683 * alias.c (base_alias_check): Unaligned access via AND address can
24684 alias all surrounding object types except those with sizes equal
24685 or wider than the size of unaligned access.
24687 2009-01-21 Dodji Seketeli <dodji@redhat.com>
24690 * c-decl.c (clone_underlying_type): Move this ...
24691 * c-common.c (set_underlying_type): ... here.
24692 Also, make sure the function properly sets TYPE_STUB_DECL() on
24693 the newly created typedef variant type.
24694 (is_typedef_decl ): New entry point.
24695 * tree.h: Added a new member member_types_needing_access_check to
24696 struct tree_decl_non_common.
24697 (set_underlying_type): New entry point.
24698 (is_typedef_type): Likewise.
24700 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
24702 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
24703 Check whether two instructions have memory references that
24704 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
24705 are helper functions for traversing.
24706 * alias.h (insn_alias_sets_confilict_p): New prototypes.
24707 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
24708 not to draw dependency edge for instructions with non-conflicting
24711 2009-01-20 Joseph Myers <joseph@codesourcery.com>
24714 * longlong.h: Update copyright years. Use soft-fp license notice.
24715 Sync __clz_tab declaration with glibc.
24717 2009-01-20 Steve Ellcey <sje@cup.hp.com>
24720 * doc/extend.texi (syscall_linkage): New.
24721 (version_id): Modify.
24723 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
24724 Richard Guenther <rguenther@suse.de>
24726 PR tree-optimization/38747
24727 PR tree-optimization/38748
24728 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
24729 conversion if the base address is an indirect reference and the
24730 aliasing sets could cause issues.
24732 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24734 * common.opt (fgraphite, fgraphite-identity): Add comment for
24735 explaining why these options are not documented.
24737 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24739 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
24740 gimple_call_lhs is NULL.
24742 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
24745 * emit-rtl.c (adjust_address_1): Make sure memref is never
24748 2009-01-20 Ben Elliston <bje@au.ibm.com>
24750 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24751 const qualifier from arg parameter. Remove unnecessary cast to char *.
24752 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24753 const qualifier from arg 2.
24755 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
24757 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
24759 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
24762 * rtl.h (reinit_regs): New prototype.
24763 * regclass.c: Include ira.h.
24764 (reinit_regs): New.
24765 * Makefile.in (regclass.o): Add ira.h.
24766 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
24768 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
24771 * c-common.c (handle_aligned_attribute): Use
24772 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
24773 default alignment value.
24775 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
24777 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
24778 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
24780 * doc/extend.texi: Update __attribute__ ((aligned)). Document
24781 __BIGGEST_ALIGNMENT__.
24783 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
24785 2009-01-18 Richard Guenther <rguenther@suse.de>
24787 PR tree-optimization/38819
24788 * tree-flow.h (operation_could_trap_helper_p): Declare.
24789 * tree-eh.c (operation_could_trap_helper_p): Export.
24790 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
24791 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
24792 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
24793 are about to insert a possibly trapping instruction and fail
24796 2009-01-18 Andreas Schwab <schwab@suse.de>
24798 * doc/install.texi (Configuration): Remove obsolete paragraph
24799 about use of --with-gnu-ld with --with-gnu-as.
24801 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
24803 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
24804 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
24805 Follow spelling conventions.
24807 2009-01-18 Ben Elliston <bje@au.ibm.com>
24809 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
24810 C++ warning about implicit conversion from void * to struct
24812 (bitmap_obstack_free): Likewise for bitmap_element *.
24813 * Makefile.in (bitmap.o-warn): Remove.
24815 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
24817 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
24819 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
24820 Tobias Grosser <tobi.grosser@amd.com>
24822 * graphite.c (graphite_trans_scop_block): Do not block single
24825 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
24827 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
24828 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
24829 test with assertion.
24831 2009-01-16 Richard Guenther <rguenther@suse.de>
24833 PR tree-optimization/38835
24834 PR middle-end/36227
24835 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
24836 and INT + PTR -> (INT)(PTR p+ INT) folding.
24837 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
24839 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
24842 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
24843 the subreg from a lowpart subreg if it is also casting the value.
24845 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
24846 Tobias Grosser <tobi.grosser@amd.com>
24848 * graphite.c (compare_prefix_loops): New.
24849 (build_scop_canonical_schedules): Rewritten.
24850 (graphite_transform_loops): Move build_scop_canonical_schedules
24851 after build_scop_iteration_domain.
24853 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
24854 Tobias Grosser <tobi.grosser@amd.com>
24856 * graphite.c (add_conditions_to_domain): Add the loops to
24857 the dimension of the iteration domain. Do copy the domain
24858 only when it exists.
24859 (build_scop_conditions_1): Do not call add_conditions_to_domain.
24860 (add_conditions_to_constraints): New.
24861 (can_generate_code_stmt, can_generate_code): Removed.
24862 (gloog): Do not call can_generate_code.
24863 (graphite_transform_loops): Call add_conditions_to_constraints
24864 after building the iteration domain.
24866 2009-01-16 Jakub Jelinek <jakub@redhat.com>
24868 PR tree-optimization/38789
24869 * tree-ssa-threadedge.c
24870 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
24871 __builtin_constant_p.
24873 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
24875 * dce.c (delete_unmarked_insns): Reversed the order that insns are
24876 examined before deleting them.
24878 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
24880 * function.c (aggregate_value_p): Correctly extract the function
24881 type from CALL_EXPR_FN lookup.
24883 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24885 * config/picochip/picochip.c (picochip_override_options): Revert
24886 CFI asm flag disable commited previously.
24888 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
24889 Tobias Grosser <tobi.grosser@amd.com>
24890 Jan Sjodin <jan.sjodin@amd.com>
24892 * graphite.c (scan_tree_for_params): On substractions negate
24893 all the coefficients of the term.
24894 (clast_to_gcc_expression_red): New. Handle reduction expressions
24895 of more than two operands.
24896 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
24897 (get_vdef_before_scop): Handle also the case of default definitions.
24899 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
24901 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
24902 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
24903 Also use them when walking CALL_INSN_FUNCTION_USAGE.
24905 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
24906 Joey Ye <joey.ye@intel.com>
24908 PR middle-end/37843
24909 * cfgexpand.c (expand_stack_alignment): Don't update stack
24910 boundary nor check incoming stack boundary here.
24911 (gimple_expand_cfg): Update stack boundary and check incoming
24912 stack boundary here.
24914 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
24916 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
24918 2009-01-14 Jakub Jelinek <jakub@redhat.com>
24920 PR rtl-optimization/38245
24921 * calls.c (expand_call): Add stack arguments to
24922 CALL_INSN_FUNCTION_USAGE even for pure calls (when
24923 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
24924 in regs and partially in memory or BLKmode arguments.
24925 (emit_library_call_value_1): Add stack arguments to
24926 CALL_INSN_FUNCTION_USAGE even for pure calls (when
24927 ACCUMULATE_OUTGOING_ARGS).
24928 * dce.c: Include tm_p.h.
24929 (find_call_stack_args): New function.
24930 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
24932 (mark_insn): Call find_call_stack_args for CALL_Ps.
24933 (prescan_insns_for_dce): Walk insns backwards in bb rather than
24934 forwards. Allocate and free arg_stores bitmap if needed, pass it
24935 down to deletable_insn_p, don't mark stores set in arg_stores
24936 bitmap, clear the bitmap at the beginning of each bb.
24937 * Makefile.in (dce.o): Depend on $(TM_P_H).
24939 2009-01-14 Michael Meissner <gnu@the-meissners.org>
24942 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
24943 to make sure the insn is a conditional test (bug 22599). Reformat a
24946 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
24948 PR middle-end/38431
24949 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
24950 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
24951 (gloog): Do not call cleanup_tree_cfg.
24952 (graphite_transform_loops): Call cleanup_tree_cfg after all
24953 scops have been code generated.
24955 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
24956 * doc/gty.texi (Invoking the garbage collector): Added new node
24957 and section documenting ggc_collect.
24959 2009-01-14 Richard Guenther <rguenther@suse.de>
24961 PR tree-optimization/38826
24962 PR middle-end/38477
24963 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
24964 initialization notes only if we actually emitted a warning.
24965 (intra_create_variable_infos): Add constraints for a result decl
24966 that is passed by hidden reference.
24967 (build_pred_graph): Mark all related variables non-direct on
24970 2009-01-14 Nick Clifton <nickc@redhat.com>
24972 * ira-conflicts.c: Include addresses.h for the definition of
24974 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
24975 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
24977 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
24980 * Makefile.in (ira-lives.o): Add except.h.
24982 * ira-lives.c: Include except.h.
24983 (process_bb_node_lives): Process can_throw_internal.
24985 2009-01-13 Jakub Jelinek <jakub@redhat.com>
24987 PR rtl-optimization/38774
24988 * combine.c (simplify_set): When undoing cc_use change, don't do
24989 PUT_CODE on the newly created comparison, but instead put back the
24992 2009-01-13 Joseph Myers <joseph@codesourcery.com>
24994 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
24995 values. Remove duplicate arm8 entry.
24997 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
24999 PR tree-optimization/38786
25000 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
25001 the SSA_NAME case of expand_scalar_variables_expr.
25002 Set the type of an expression to the type of its assign statement.
25003 (expand_scalar_variables_expr): Also gather the scalar computation
25004 used to index the memory access. Do not pass loop_p.
25005 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
25006 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
25007 the gimple_stmt_iterator where it inserts new code.
25008 Do not pass loop_p.
25009 (copy_bb_and_scalar_dependences): Do not pass loop_p.
25010 (translate_clast): Update call to copy_bb_and_scalar_dependences.
25012 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25014 * graphite.h (debug_value): Removed.
25015 * graphite.c (debug_value): Removed.
25017 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25019 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
25020 ldrd/strd with two 32-bit instructions.
25022 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25024 * config/arm/arm.c (struct processors): Pass for speed down into
25025 cost helper functions.
25026 (const_ok_for_op): Handle COMPARE and inequality nodes.
25027 (arm_rtx_costs_1): Rewrite.
25028 (arm_size_rtx_costs): Update prototype.
25029 (arm_rtx_costs): Pass speed down to helper functions.
25030 (arm_slowmul_rtx_costs): Rework cost calculations.
25031 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
25032 (arm_9e_rtx_costs): Likewise.
25034 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
25036 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
25037 relocations of local symbols wider than UNITS_PER_WORD are not valid.
25038 (alpha_legitimize_address): Do not split local symbols wider than
25039 UNITS_PER_WORD into HIGH/LO_SUM parts.
25041 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
25044 * gcc.c (process_command): Replace call to execvp with calls
25045 to pex_one and exit.
25047 2009-01-03 Anatoly Sokolov <aesok@post.ru>
25050 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
25051 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
25052 variant for devices with 3-byte PC.
25053 (__tablejump_elpm__): New.
25055 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25058 * c-parser.c (c_parser_postfix_expression): Allow `->' in
25059 offsetof member-designator, handle it as `[0].'.
25061 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25063 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
25064 function when not using named sections on targets with named sections
25065 if branch distance is less than 262132.
25067 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
25069 * combine.c (combine_instructions): Recompute
25070 optimize_this_for_speed_p for each BB in the main combine loop.
25072 2009-01-12 Tomas Bily <tbily@suse.cz>
25075 * tree-loop-distribution.c (prop_phis): New function.
25076 (generate_builtin): Call prop_phis.
25077 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
25079 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25081 PR tree-optimization/38807
25082 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
25083 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
25085 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
25087 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
25088 subreg of op0 to the original op0.
25090 2009-01-11 Laurent GUERBY <laurent@guerby.net>
25092 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
25094 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
25097 * mips-tfile.c (parse_def): Fix parsing of def strings
25098 starting with digits.
25100 2009-01-10 Jakub Jelinek <jakub@redhat.com>
25103 * config/arm/arm.c (arm_is_long_call_p): Don't call
25104 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
25106 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
25108 * regrename.c (regrename_optimize): Fix dumping.
25109 (find_oldest_value_reg): Preserve REG_POINTER.
25110 (copy_hardreg_forward_1): Likewise.
25112 2009-01-09 Diego Novillo <dnovillo@google.com>
25114 * gimple.h (struct gimple_statement_base) <uid>: Document
25115 the restrictions on its use.
25116 (gimple_uid): Tidy.
25117 (gimple_set_uid): Tidy.
25119 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25121 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
25122 zero guard even if align_bytes != 0 and count is smaller than
25125 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
25127 PR rtl-optimization/38495
25128 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
25129 (add_range_and_copies_from_move_list): Print all added ranges.
25130 Add ranges to memory optimized destination.
25132 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25136 * config/i386/i386.c (override_options): Reject
25137 -mstringop-strategy=rep_8byte with -m32.
25138 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
25139 to 1. Do count comparison against epilogue_size_needed at compile
25140 time even when count_exp was constant forced into register. For
25141 size_needed don't jump to epilogue, instead just avoid aligning
25142 and invoke the body algorithm. If need_zero_guard, add zero guard
25143 even if count is non-zero, but smaller than size_needed + number of
25144 bytes that could be stored for alignment.
25145 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
25146 to 1. If need_zero_guard, add zero guard even if count is non-zero,
25147 but smaller than size_needed + number of bytes that could be stored
25148 for alignment. Compare size_needed with epilogue_size_needed instead
25149 of desired_align - align, don't adjust size_needed, pass
25150 epilogue_size_needed to the epilogue expanders.
25153 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
25155 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25157 * pa.c (last_address): Change to unsigned.
25158 (update_total_code_bytes): Change argument to unsigned. Don't
25159 check if insn addresses are set.
25160 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
25161 addresses are not set.
25162 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
25164 2009-01-09 Nick Clifton <nickc@redhat.com>
25166 * config/sh/symbian.c: Replace uses of DECL_INLINE with
25167 DECL_DECLARED_INLINE_P.
25169 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25171 PR middle-end/38347
25172 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
25173 GET_MODE (op0) in operand_subword_force calls.
25175 PR middle-end/38771
25176 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
25177 fold_convert arg0 operands to TREE_TYPE (op0) first.
25179 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
25181 * params.def (ira-max-conflict-table-size): Decrease default value
25184 2009-01-08 Jakub Jelinek <jakub@redhat.com>
25186 PR tree-optimization/37031
25187 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
25189 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
25190 allocate it using gc instead of heap, use VEC_quick_push instead of
25192 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
25193 instead of heap, use VEC_quick_push instead of VEC_safe_push.
25194 * tree-data-ref.h (struct access_matrix): Change matrix to gc
25195 allocated vector from heap allocated.
25196 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
25197 * tree-loop-linear.c (linear_transform_loops): Allocate nest
25198 vector only after perfect_loop_nest_depth call.
25200 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
25201 Jan Sjodin <jan.sjodin@amd.com>
25203 PR tree-optimization/38559
25204 * graphite.c (debug_value, copy_constraint,
25205 swap_constraint_variables, scale_constraint_variable, ): New.
25206 (get_lower_bound, get_upper_bound): Removed.
25207 (graphite_trans_bb_strip_mine): Clean up this code that works
25208 only for constant number of iterations. Fully copy upper and
25209 lower bound constraints, not only the constant part of them.
25210 * graphite.h (debug_value): Declared.
25212 2009-01-08 Ira Rosen <irar@il.ibm.com>
25214 PR tree-optimization/37194
25215 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
25216 Don't add the cost of cost model guard in prologue to scalar
25217 outside cost in case of known number of iterations.
25219 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
25220 Alan Modra <amodra@bigpond.net.au>
25222 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
25223 non-word-aligned REG+CONST addressing.
25225 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25228 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
25229 free_after_compilation when outputting a thunk.
25230 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
25231 Do not call free_after_compilation here.
25233 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25235 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
25236 (ix86_valid_target_attribute_inner_p): Ditto.
25238 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
25240 PR tree-optimization/38492
25241 PR tree-optimization/38498
25242 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
25243 * tree-chrec.h (scev_is_linear_expression): Declared.
25244 * graphite.c (graphite_cannot_represent_loop_niter): New.
25245 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
25246 (graphite_loop_normal_form): Use gcc_assert.
25247 (scan_tree_for_params): Use CASE_CONVERT.
25248 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
25249 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
25250 Use gcc_assert. Discard scops that contain unhandled cases.
25251 (build_scop_conditions): Return a boolean status for unhandled cases.
25252 (strip_mine_profitable_p): Print the loop number, not its depth.
25253 (is_interchange_valid): Pass the depth of the loop nest, don't
25254 recompute it wrongly.
25255 (graphite_trans_bb_block): Same.
25256 (graphite_trans_bb_block): Print tentative of loop blocking.
25257 (graphite_trans_scop_block): Do not print that the loop has been
25259 (graphite_transform_loops): Do not handle scops that contain condition
25262 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
25264 AVX Programming Reference (December, 2008)
25265 * config/i386/avxintrin.h (_mm256_stream_si256): New.
25266 (_mm256_stream_pd): Likewise.
25267 (_mm256_stream_ps): Likewise.
25269 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
25270 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
25271 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
25272 (bdesc_special_args): Add __builtin_ia32_movntdq256,
25273 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
25274 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
25275 (ix86_expand_special_args_builtin): Likewise.
25277 * config/i386/sse.md (AVXMODEDI): New.
25278 (avx_movnt<mode>): Likewise.
25279 (avx_movnt<mode>): Likewise.
25280 (<sse>_movnt<mode>): Remove AVX support.
25281 (sse2_movntv2di): Likewise.
25283 2009-01-07 Richard Guenther <rguenther@suse.de>
25285 PR middle-end/38751
25286 * fold-const.c (extract_muldiv): Remove obsolete comment.
25287 (fold_plusminus_mult_expr): Undo MINUS_EXPR
25288 to PLUS_EXPR canonicalization for the canonicalization.
25290 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
25292 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
25293 hosted cross-compilers generating less efficient code.
25295 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25297 * function.h (rtl_data): Add a dbr_scheduled_p field.
25298 * reorg.c (dbr_schedule): Set it.
25299 (gate_handle_delay_slots): Check it.
25300 * config/mips/mips.c (mips_base_delayed_branch): Delete.
25301 (mips_reorg): Check flag_delayed_branch instead of
25302 mips_base_delayed_branch.
25303 (mips_override_options): Don't set mips_base_delayed_branch
25304 or flag_delayed_branch.
25306 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25308 PR rtl-optimization/38426.
25309 * ira.c (ira): Set current_function_is_leaf earlier.
25311 2009-01-06 Jakub Jelinek <jakub@redhat.com>
25313 PR rtl-optimization/38722
25314 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
25315 too early, only set a flag and modify after last possible
25318 2009-01-06 Janis Johnson <janis187@us.ibm.com>
25321 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
25322 * real.c (decimal_single_format): Correct values of emin and emax.
25323 (decimal_double_format): Ditto.
25324 (decimal_quad_format): Ditto.
25325 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
25326 computation of DECnn_MIN and DECnn_MAX for corrected values of
25327 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
25328 __DECnn_MIN__, and adjust its computation for the corrected value
25331 2009-01-06 Jan Hubicka <jh@suse.cz>
25334 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
25336 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
25338 * doc/contrib.texi (Contributors): Slightly adjust the end note.
25339 Add Robert Clark to the list of testers.
25341 2009-01-06 Jan Hubicka <jh@suse.cz>
25342 Kai Tietz <kai.tietz@onevision.com>
25344 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
25345 * config/i386/i386.c (ix86_expand_call): Add clobbers.
25347 2009-01-06 Jan Hubicka <jh@suse.cz>
25348 Kai Tietz <kai.tietz@onevision.com>
25350 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
25352 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
25353 (ix86_nsaved_regs): Count only general purpose regs.
25354 (ix86_nsaved_sseregs): New.
25355 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
25356 to 16 for w64; compute padding and size of sse reg save area.
25357 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
25358 general purpose regs.
25359 (ix86_emit_save_sse_regs_using_mov): New.
25360 (ix86_expand_prologue): Save SSE regs if needed.
25361 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
25362 (ix86_emit_restore_sse_regs_using_mov): New.
25363 (ix86_expand_epilogue): Save SSE regs if needed.
25365 2009-01-06 Jan Hubicka <jh@suse.cz>
25366 Kai Tietz <kai.tietz@onevision.com>
25368 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
25369 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
25370 functions when accumulate outgoing args is off.
25372 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25375 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
25376 before using pseudos_have_intersected_live_ranges_p.
25378 * ira-int.h (ira_assert): Always define.
25380 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25382 AVX Programming Reference (December, 2008)
25383 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
25384 (_mm256_permute2_pd): Likewise.
25385 (_mm_permute2_ps): Likewise.
25386 (_mm256_permute2_ps): Likewise.
25387 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
25388 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
25390 * config/i386/i386.c (ix86_builtins): Remove
25391 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
25392 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
25393 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
25394 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
25395 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
25396 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
25397 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
25398 __builtin_ia32_vpermil2ps256.
25399 (ix86_init_mmx_sse_builtins): Updated.
25400 (ix86_expand_args_builtin): Likewise.
25402 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25404 * pa.c (output_call): Relocate non-jump insns in the delay slot of
25405 long absolute calls when generating PA 2.0 code.
25407 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
25409 PR rtl-optimization/38583
25410 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
25412 * params.def (ira-max-conflict-table-size): New.
25414 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
25416 * ira.h (ira_conflicts_p): New external definition.
25418 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
25419 table. Report this. Return result of building.
25420 (ira_build_conflicts): Use ira_conflicts_p. Check result of
25421 building conflict table.
25423 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
25424 (ira_color): Use ira_conflicts_p.
25426 * global.c: Include ira.h.
25427 (pseudo_for_reload_consideration_p, build_insn_chain): Use
25430 * Makefile.in (global.o): Add ira.h.
25432 * ira-build.c (mark_all_loops_for_removal,
25433 propagate_some_info_from_allocno): New.
25434 (remove_unnecessary_allocnos): Call
25435 propagate_some_info_from_allocno.
25436 (remove_low_level_allocnos): New.
25437 (remove_unnecessary_regions): Add parameter. Call
25438 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
25439 parameter to remove_unnecessary_regions.
25440 (ira_build): Remove all regions but root if the conflict table was
25441 not built. Update conflict hard regs for allocnos crossing calls.
25443 * ira.c (ira_conflicts_p): New global.
25444 (ira): Define and use ira_conflicts_p.
25446 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25447 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
25448 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
25450 2009-01-06 Ben Elliston <bje@au.ibm.com>
25452 * gengtype-lex.l (YY_NO_INPUT): Define.
25454 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
25457 * c-common.c (handle_vector_size_attribute): Also reject
25458 BOOLEAN_TYPE types.
25460 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
25462 PR tree-optimization/38492
25463 * graphite.c (rename_map_elt, debug_rename_elt,
25464 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
25465 rename_map_elt_info, eq_rename_map_elts,
25466 get_new_name_from_old_name, bb_in_sese_p): Moved around.
25467 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
25468 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
25469 (sese_build_livein_liveouts): New.
25470 (new_sese, free_sese): New.
25471 (new_scop): Call new_sese.
25472 (free_scop): Call free_sese.
25473 (rename_variables_from_edge, rename_phis_end_scop): Removed.
25474 (register_old_new_names): Renamed register_old_and_new_names.
25475 (register_scop_liveout_renames, add_loop_exit_phis,
25476 insert_loop_close_phis, struct igp,
25477 default_liveout_before_guard, add_guard_exit_phis,
25478 insert_guard_phis, copy_renames): New.
25479 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
25480 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
25481 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
25482 (scop_adjust_phis_for_liveouts): New.
25483 (gloog): Call scop_adjust_phis_for_liveouts.
25485 * graphite.h (struct sese): Documented. Added fields liveout,
25486 num_ver and livein.
25487 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
25488 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
25489 (struct scop): Added field liveout_renames.
25490 (SCOP_LIVEOUT_RENAMES): New.
25492 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25494 PR tree-optimization/38510
25495 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
25496 (translate_clast): Call recompute_all_dominators before
25498 (gloog): Call recompute_all_dominators before graphite_verify.
25500 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25501 Jan Sjodin <jan.sjodin@amd.com>
25503 PR tree-optimization/38500
25504 * graphite.c (create_sese_edges): Call fix_loop_structure after
25507 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25509 * config.gcc: Add m32r*-*-rtems*.
25510 * config/m32r/rtems.h: New file.
25512 2009-01-05 Ben Elliston <bje@au.ibm.com>
25514 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
25515 (.po.pox): Likewise.
25516 (po/gcc.pot): Likewise.
25518 2009-01-04 David S. Miller <davem@davemloft.net>
25520 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
25521 (STARTING_FRAME_OFFSET): Always set to zero.
25523 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25525 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
25526 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
25527 fixed-point types, and vectors of the same.
25529 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25531 * config/mips/sync.md (*mb_barrier): Rename to...
25532 (*memory_barrier): ...this.
25534 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
25536 * doc/extend.texi (Function Attributes): Move @cindex after @item
25537 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
25538 and put in alphabetical order. Fix 'target' name and put in order.
25539 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
25542 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
25544 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
25545 (memory_barrier): Expand as unspec instead of unspec_volatile.
25546 Remove mem:BLK from insn operands. Use Pmode scratch register.
25547 (*memory_barrier): Define as unspec instead of unspec_volatile.
25548 Use (match_dup 0) as input operand.
25550 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
25551 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
25552 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
25553 scratch register. Remove operand 1.
25554 (*stbar): Define as unspec instead of unspec_volatile.
25555 Use (match_dup 0) as input operand, remove (const_int 8).
25556 (*membar): Define as unspec instead of unspec_volatile.
25557 Use (match_dup 0) as input operand, remove input operand 2.
25559 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
25560 (memory_barrier): Expand as unspec instead of unspec_volatile.
25561 Remove mem:BLK from insn operands. Use Pmode scratch register.
25562 (*memory_barrier): Define as unspec instead of unspec_volatile.
25563 Use (match_dup 0) as input operand.
25565 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
25566 Remove mem:BLK from insn operands. Use Pmode scratch register.
25567 Set volatile flag on operand 0.
25568 (*memory_barrier): New insn pattern.
25570 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
25572 (*memory_barrier): Use (match_dup 0) as input operand.
25574 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
25575 Remove mem:BLK from insn operands. Use Pmode scratch register.
25576 Set volatile flag on operand 0.
25577 (*mb_internal): New insn pattern.
25579 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
25581 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25583 PR middle-end/38586
25584 * function.c (struct temp_slot): Move to the section of the file
25585 that deals with temp slots. Remove field 'address'.
25586 (temp_slot_address_table): New hash table of address -> temp slot.
25587 (struct temp_slot_address_entry): New struct, items for the table.
25588 (temp_slot_address_compute_hash, temp_slot_address_hash,
25589 temp_slot_address_eq, insert_temp_slot_address): Support functions
25591 (find_temp_slot_from_address): Rewrite to use the new hash table.
25592 (remove_unused_temp_slot_addresses): Remove addresses of temp
25593 slots that have been made available.
25594 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
25595 worker function for remove_unused_temp_slot_addresses.
25596 (assign_stack_temp_for_type): Don't clear the temp slot address list.
25597 Add the temp slot address to the address -> temp slot map.
25598 (update_temp_slot_address): Update via insert_temp_slot_address.
25599 (free_temp_slots): Call remove_unused_temp_slot_addresses.
25600 (pop_temp_slots): Likewise.
25601 (init_temp_slots): Allocate the address -> temp slot map, or empty
25602 the map if it is already allocated.
25603 (prepare_function_start): Initialize temp slot processing.
25605 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25607 PR middle-end/38584
25608 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
25609 Calculate the size of all stack vars assuming no packing of stack
25610 vars will happen, replacing a quadratic algorithm with a linear one.
25612 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25615 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
25618 2009-01-03 Diego Novillo <dnovillo@google.com>
25620 * doc/contrib.texi: Update contributions.
25622 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25625 * builtins.c (fold_builtin_memory_op): Give up if either operand
25626 is volatile. Set srctype or desttype to non-qualified version
25630 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
25631 and FUNCTION_DECLs.
25633 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
25635 PR rtl-optimization/35805
25636 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
25637 problem if fast dce is able to remove any instructions.
25638 * dce.c (dce_process_block): Fix dump message.
25640 2009-01-02 Mark Mitchell <mark@codesourcery.com>
25643 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
25645 2009-01-02 Jakub Jelinek <jakub@redhat.com>
25647 PR middle-end/38690
25648 * tree-flow.h (op_code_prio, op_prio): New prototypes.
25649 * tree-pretty-print.c (op_code_prio): New function.
25650 (op_prio): No longer static. Use op_code_prio.
25651 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
25652 Use op_prio and op_code_prio to determine if () should be
25653 printed around operand(s) or not.
25655 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
25656 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
25657 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
25658 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
25659 pp_character instead of pp_string for single letter printing.
25661 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
25663 * doc/extend.texi: Fix '#pragma GCC option' typo.
25665 2009-01-02 Richard Guenther <rguenther@suse.de>
25667 * doc/install.texi (--enable-checking): Mention different
25668 default for stage1.
25669 (--enable-stage1-checking): Document.
25671 2009-01-01 Andrew Pinski <pinskia@gmail.com>
25673 PR middle-end/30142
25674 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
25675 case to be an error.
25677 2009-01-02 Ben Elliston <bje@au.ibm.com>
25679 * config/fp-bit.h (pack_d): Constify argument.
25680 * config/fp-bit.c (makenan): Constify return type. Remove casts.
25681 (isnan): Constify argument.
25683 (iszero): Likewise.
25684 (pack_d): Likewise.
25685 (_fpadd_parts): Constify return type.
25686 (_fpmul_parts): Likewise.
25687 (_fpdiv_parts): Likewise.
25689 2009-01-01 Jakub Jelinek <jakub@redhat.com>
25692 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
25693 warn about overwriting initializer with side-effects or
25694 -Woverride-init if !IMPLICIT.
25695 (output_init_element): Likewise. Pass IMPLICIT down to
25697 (process_init_element): Add IMPLICIT argument. Pass it down
25698 to output_init_element.
25699 (push_init_element, pop_init_level, set_designator): Adjust
25700 process_init_element callers.
25701 (set_nonincremental_init, set_nonincremental_init_from_string):
25702 Adjust add_pending_init callers.
25703 (output_pending_init_elements): Adjust output_init_element callers.
25704 * c-tree.h (process_init_element): Adjust prototype.
25705 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
25706 process_init_element callers.
25709 Copyright (C) 2009 Free Software Foundation, Inc.
25711 Copying and distribution of this file, with or without modification,
25712 are permitted in any medium without royalty provided the copyright
25713 notice and this notice are preserved.