1 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3 * value-prof.c (interesting_stringop_to_profile_p): Added output
4 argument to indicate which parameter is the size parameter.
5 * value-prof.c (gimple_stringop_fixed_value): Use
6 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
7 * value-prof.c (gimple_stringops_transform): Update call sites to
8 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
9 * testsuite/gcc.dg/tree-prof/val-prof-7.c: Added test case.
11 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
14 From David Binderman <dcb314@hotmail.com>:
15 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
16 local variable f. Remove stale comments.
17 (ix86_compute_frame_layout): Remove useless local variable total_size.
19 (legitimate_address_p): Remove useless local variables
20 reason_rtx and reason.
21 (ix86_split_copysign_const): Remove useless local variable op1.
22 (scale_counter): Remove useless local variable piece_size_mask.
24 2009-09-18 Jakub Jelinek <jakub@redhat.com>
26 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
29 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
32 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
34 2009-09-17 Jakub Jelinek <jakub@redhat.com>
36 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
39 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
41 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
42 DW_OP_implicit_value even without dwarf_version 4.
44 2009-09-17 Jan Hubicka <jh@suse.cz>
46 * dwarf2out.c: Include tree-pass.h and gimple.h.
47 (loc_list_plus_const): New function.
48 (loc_descriptor_from_tree_1): Rename to ...
49 (loc_descriptor_from_tree): ... remove original.
50 (loc_list_from_tree): New function.
51 (add_AT_location_description): Accept location list.
52 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
53 (concatn_mem_loc_descriptor): Remove.
54 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
56 (secname_for_decl): Move up.
57 (hidden_reference_p): New function; break out from ...
58 (loc_by_refernece): ... here; move up.
59 (dw_loc_list): New function.
60 (single_element_loc_list): New function.
61 (single_element_loc_list_p): New function.
62 (add_loc_descr_to_each): New function.
63 (add_loc_list): New function.
64 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
65 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
66 add diagnostics why expansion failed.
67 (add_location_or_const_value_attribute): Support location lists.
68 (add_bound_info): Likewise.
69 (descr_info_loc): Update call of loc_descriptor_from_tree.
70 (gen_variable_die): Work on location lists.
71 * final.c (pass_final): Add dump file.
72 * Makefile.in (dwarf2out.o): Add new dependencies.
74 2009-09-17 Janis Johnson <janis187@us.ibm.com>
77 * real.c decimal_from_integer, decimal_integer_string): New.
78 (real_from_integer): Use them as special case for decimal float.
79 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
80 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
81 Do not append zero after the decimal point in string to convert.
83 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
85 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
86 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
88 2009-09-17 Martin Jambor <mjambor@suse.cz>
90 * common.opt (fipa-sra): New switch.
91 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
92 * timevar.def (TV_IPA_SRA): New timevar.
93 * params.def (ipa-sra-ptr-growth-factor): New parameter.
94 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
95 * tree-sra.c: Include cgraph.c.
96 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
97 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
98 and grp_not_necessarilly_dereferenced.
99 (func_param_count): New variable.
100 (encountered_apply_args): New variable.
101 (bb_dereferences): New variable.
102 (final_bbs): New variable.
103 (no_accesses_representant): New variable.
104 (no_accesses_p): New function.
105 (dump_access): Dump the new fields.
106 (sra_initialize): Set encountered_apply_args to false.
107 (get_ssa_base_param): New function.
108 (mark_parm_dereference): New function.
109 (create_access): Caring for INIDRECT_REFs and different handling of
110 varialble length accesses in early IPA SRA. Store the stmt - a new
111 parameter - to the new access.
112 (build_access_from_expr_1): New parameter stmt, passed to
113 create_access. Handle INDIRECT_REFs.
114 (build_access_from_expr): Pass the current statement to
115 build_access_from_expr_1.
116 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
118 (build_accesses_from_assign): Pass the current statement to
119 build_access_from_expr_1. Do not create assign links in IPA-SRA.
120 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
121 final_bbs when necessary. Check for calls to __builtin_apply_args.
122 Fixup EH info if anythng was changed.
123 (is_unused_scalar_param): New function.
124 (ptr_parm_has_direct_uses): New function.
125 (find_param_candidates): New function.
126 (mark_maybe_modified): New function.
127 (analyze_modified_params): New function.
128 (propagate_dereference_distances): New function.
129 (dump_dereferences_table): New function.
130 (analyze_caller_dereference_legality): New function.
131 (unmodified_by_ref_scalar_representative): New function.
132 (splice_param_accesses): New function.
133 (decide_one_param_reduction): New function.
134 (enum ipa_splicing_result): New type.
135 (splice_all_param_accesses): New function.
136 (get_param_index): New function.
137 (turn_representatives_into_adjustments): New function.
138 (analyze_all_param_acesses): New function.
139 (get_replaced_param_substitute): New function.
140 (get_adjustment_for_base): New function.
141 (replace_removed_params_ssa_names): New function.
142 (sra_ipa_reset_debug_stmts): New function.
143 (sra_ipa_modify_expr): New function.
144 (sra_ipa_modify_assign): New function.
145 (convert_callers): New function.
146 (modify_function): New function.
147 (ipa_sra_preliminary_function_checks): New function.
148 (ipa_early_sra): New function.
149 (ipa_early_sra_gate): New function.
150 (pass_early_ipa_sra): New variable.
151 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
153 2009-09-17 Michael Matz <matz@suse.de>
156 * tree.c (build_type_attribute_qual_variant): Export.
157 * tree.h (build_type_attribute_qual_variant): Declare.
158 * tree-inline.c (remap_type_1): Use it to build variants with
159 the original qualifiers and attributes.
161 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
163 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
164 without a fallthrough edge.
166 2009-09-16 DJ Delorie <dj@redhat.com>
168 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
169 chip and ignore the "fast_interrupt" attribute if so.
171 2009-09-16 Richard Henderson <rth@redhat.com>
174 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
177 2009-09-16 Richard Henderson <rth@redhat.com>
180 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
181 is set only if DECL_NO_STATIC_CHAIN is unset.
182 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
183 (FOR_EACH_NEST_INFO): New.
184 (walk_all_functions): Use it.
185 (finalize_nesting_tree): Likewise.
186 (unnest_nesting_tree): Likewise.
187 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
188 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
189 (convert_gimple_call): Early out if gimple_call_chain already set.
190 (convert_all_function_calls): Iterate until no new functions
191 require a static chain.
192 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
193 when building a trampoline. Use dump_function_to_file instead
195 (lower_nested_functions): Open dump_file. Validate that decls
196 that have DECL_NO_STATIC_CHAIN from the front end don't have that
197 bit reset by this pass.
199 2009-09-16 Michael Matz <matz@suse.de>
202 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
203 shorten decl_common_unused.
204 (DECL_RESTRICTED_P): New accessor.
205 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
206 to disambiguate marked decls and restrict pointers.
208 2009-09-16 Richard Henderson <rth@redhat.com>
211 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
213 2009-09-16 Jakub Jelinek <jakub@redhat.com>
215 * integrate.c (set_block_abstract_flags): Call
216 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
218 2009-09-16 Richard Guenther <rguenther@suse.de>
221 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
224 2009-09-16 DJ Delorie <dj@redhat.com>
225 Kaz Kojima <kkojima@gcc.gnu.org>
227 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
228 (sh_expand_prologue): Update calls to output_stack_adjust.
229 (sh_expand_epilogue): Likewise.
231 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
234 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
235 trying to limit the extent of searches in the insn stream.
237 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
238 Jakub Jelinek <jakub@redhat.com>
242 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
244 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
245 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
246 (rs6000_savres_strategy): Always save FP registers inline if the
247 target doesn't support hardware double-precision. Set the above
248 bits in return value when needed.
249 (rs6000_savres_routine_sym): Fix computation for cache selector.
250 Mark the generated symbol as a function. Rename exitp argument to
251 lr. Move code for determining the name of the symbol...
252 (rs6000_savres_routine_name): ...here. New function. Add cases for
253 getting the names right on AIX and 64-bit Linux.
254 (savres_routine_name): New variable.
255 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
256 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
257 on what the target routine uses as a base register. If savep && lr
258 describe saving of r0 into memory slot.
259 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
260 line calls for AIX ABI.
261 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
262 determine FP save/restore functions.
263 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
264 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
266 (rs6000_emit_epilogue): Adjust computation of restore_lr.
267 Duplicate restoration of LR and execute the appropriate one
268 depending on whether GPRs are being restored inline. Set r11 from
269 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
270 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
271 Fix out of line calls for AIX ABI.
272 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
274 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
276 (*restore_gpregs_spe): Likewise.
277 (*return_and_restore_gpregs_spe): Likewise.
278 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
279 Define to empty string unconditionally.
280 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
281 Define to empty string unconditionally.
282 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
285 2009-09-15 Jan Hubicka <jh@suse.cz>
287 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
288 * params.def (inline-insns-auto): Likewise.
290 2009-09-15 Martin Jambor <mjambor@suse.cz>
292 * ipa-inline.c (estimate_function_body_sizes): Dump info about
293 individual statements only at TDF_DETAILS dump level. Format
294 source for 80 characters per line.
296 2009-09-15 Christian Bruel <christian.bruel@st.com>
298 * regrename.c (do_replace): Update REG_DEAD notes.
300 2009-09-15 Revital Eres <eres@il.ibm.com>
302 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
303 * targhooks.c (default_builtin_support_vector_misalignment):
304 New builtin function.
305 * targhooks.h (default_builtin_support_vector_misalignment):
307 * target.h (builtin_support_vector_misalignment):
308 New field in struct gcc_target.
309 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
310 new builtin function.
311 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
313 * config/rs6000/rs6000.c
314 (rs6000_builtin_support_vector_misalignment): New function.
315 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
317 2009-09-15 Jie Zhang <jie.zhang@analog.com>
319 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
321 (bfin_optimize_loop): Likewise.
322 (bfin_gen_bundles): Likewise.
323 (workaround_speculation): Likewise.
324 (find_load): Return NULL_RTX for debug_insn.
326 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
328 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
331 2009-09-14 DJ Delorie <dj@redhat.com>
333 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
334 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
337 2009-09-14 Richard Henderson <rth@redhat.com>
338 Jakub Jelinek <jakub@redhat.com>
340 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
341 * cfgbuild.c (make_edges): Handle asm goto.
342 * cfglayout.c (fixup_reorder_chain): Likewise.
343 * cfgrtl.c (patch_jump_insn): Likewise.
344 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
345 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
346 (gimple_build_asm_vec): Add and use labels parameter.
347 (gimple_build_asm): Remove.
348 (walk_gimple_asm): Walk labels too.
349 * gimple.def (GIMPLE_ASM): Update docs.
350 * gimple.h: Update decls.
351 (struct gimple_statement_asm): Change nc to use unsigned char;
353 (gimple_asm_nlabels): New.
354 (gimple_asm_label_op, gimple_asm_set_label_op): New.
355 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
356 into gimple_build_asm_vec.
357 * jump.c (mark_jump_label_asm): New.
358 (mark_jump_label): Use it.
359 (redirect_jump_1): Handle asm goto.
360 (invert_jump_1): Soft fail if X is null.
361 * recog.c (extract_asm_operands): New.
362 (asm_noperands): Use it; handle asm labels.
363 (decode_asm_operands): Use extract_asm_operands.
364 (asm_operand_ok): Properly handle empty string.
365 * reg-stack.c (get_asm_operands_in_out): Rename from
366 get_asm_operand_n_inputs; use extract_asm_operands; return both
367 inputs and outputs by reference; update all callers.
368 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
369 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
370 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
371 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
372 (extract_asm_operands): Declare.
373 * stmt.c (expand_asm_operands): Add and use labels parameter.
374 (check_unique_operand_names): Likewise.
375 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
376 (expand_asm_stmt): Handle asm labels.
377 * tree-cfg.c (make_gimple_asm_edges): New.
378 (make_edges): Use it.
379 (cleanup_dead_labels): Handle asm labels.
380 (is_ctrl_altering_stmt): Likewise.
381 (gimple_redirect_edge_and_branch): Likewise.
382 * tree.def (ASM_EXPR): Add 5th operand.
383 * tree.h (ASM_LABELS): New.
384 (resolve_asm_operand_names): Update decl.
386 * c-parser.c (c_parser_asm_statement): Parse asm goto.
387 (c_parser_asm_goto_operands): New.
388 * c-tree.h (build_asm_expr): Update decl.
389 * c-typeck.c (build_asm_expr): Add and use labels parameter.
390 * doc/extend.texi: Document asm goto.
392 2009-09-14 Richard Henderson <rth@redhat.com>
394 * except.h: Update declarations.
395 (struct pointer_map_t): Forward declare.
396 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
397 (struct eh_landing_pad_d, eh_landing_pad): New.
398 (struct eh_catch_d, eh_catch): New.
399 (struct eh_region_d): Remove next_region_sharing_label, aka,
400 label, tree_label, landing_pad, post_landing_pad, resume,
401 may_contain_throw. Rename region_number to index. Remove
402 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
403 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
404 (VEC(eh_landing_pad,gc)): New.
405 (struct eh_status): Remove last_region_number. Add lp_array,
406 throw_stmt_table, ttype_data, ehspec_data.
407 (ehr_next, FOR_ALL_EH_REGION_AT): New.
408 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
409 * except.c (lang_protect_cleanup_actions): Return tree.
410 (struct ehl_map_entry): Remove.
411 (init_eh_for_function): Push zero entries for region and lp_array.
412 (gen_eh_region): Add to region_array immediately.
413 (gen_eh_region_catch): Operate on eh_catch objects.
414 (gen_eh_landing_pad): New.
415 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
416 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
417 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
418 (get_eh_landing_pad_from_number_fn): New.
419 (get_eh_landing_pad_from_number): New.
420 (get_eh_region_from_lp_number_fn): New.
421 (get_eh_region_from_lp_number): New.
422 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
423 (get_exception_pointer, get_exception_filter): Remove.
424 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
425 (current_function_has_exception_handlers): Simplify.
426 (bring_to_root, eh_region_replaceable_by_p): Remove.
427 (replace_region, hash_type_list, hash_eh_region): Remove.
428 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
429 (label_to_region_map, num_eh_regions): Remove.
430 (get_next_region_sharing_label, must_not_throw_labels): Remove.
431 (find_exception_handler_labels): Remove.
432 (duplicate_eh_regions_0, find_prev_try): Remove.
433 (struct duplicate_eh_regions_data): New.
434 (duplicate_eh_regions_1): Rewrite.
435 (duplicate_eh_regions): Return a pointer map instead of an
437 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
438 (redirect_eh_edge_to_label): Remove.
439 (eh_region_outermost): Rewrite using eh_region pointers
441 (add_ttypes_entry): Update for ttype_data move to eh_status.
442 (add_ehspec_entry): Rewrite with VEC instead of varray.
443 (assign_filter_values): Likewise. Export.
444 (build_post_landing_pads, connect_post_landing_pads): Remove.
445 (dw2_build_landing_pads): Rewrite to use lp_array.
446 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
447 (sjlj_assign_call_site_values): Rewrite to use lp_array.
448 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
449 (sjlj_mark_call_sites): Update for landing pad numbers.
450 (finish_eh_generation): Rewrite.
451 (gate_handle_eh): Do nothing for no eh tree.
452 (pass_rtl_eh): Move up near finish_eh_generation.
453 (remove_eh_landing_pad): New.
454 (remove_eh_handler): Export.
455 (remove_eh_region, remove_eh_handler_and_replace): Remove.
456 (for_each_eh_label): Rewrite to use lp_array.
457 (make_reg_eh_region_note): New.
458 (make_reg_eh_region_note_nothrow_nononlocal): New.
459 (insn_could_throw_p): New.
460 (copy_reg_eh_region_note_forward): New.
461 (copy_reg_eh_region_note_backward): New.
462 (check_handled, add_reachable_handler): Remove.
463 (reachable_next_level, foreach_reachable_handler): Remove.
464 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
465 (get_eh_region_and_lp_from_rtx): New.
466 (get_eh_region_from_rtx): New.
467 (can_throw_internal_1, can_throw_external_1): Remove.
468 (can_throw_internal): Use get_eh_region_from_rtx.
469 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
470 (insn_nothrow_p, can_nonlocal_goto): New.
471 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
472 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
473 (add_action_record): Use VEC not varray.
474 (collect_one_action_chain): Update for eh_region changes.
475 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
476 Use get_eh_region_and_lp_from_rtx.
477 (gate_convert_to_eh_region_ranges): New.
478 (pass_convert_to_eh_region_ranges): Use it.
479 (push_uleb128, push_sleb128): Use VEC not varray.
480 (output_one_function_exception_table): Likewise.
481 (dump_eh_tree): Update for eh_region changes.
482 (verify_eh_tree): Likewise.
483 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
484 * tree-eh.c: Include target.h.
485 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
486 Don't disallow GIMPLE_RESX; adjust argument check.
487 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
488 (record_stmt_eh_region): Update for landing pad numbers;
489 generate a landing pad if necessary.
490 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
491 (remove_stmt_from_eh_lp_fn): Similarly.
492 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
493 Update for lp numbers; don't special case missing throw_stmt_table.
494 (lookup_expr_eh_lp): Similarly.
495 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
496 (eh_seq, eh_region_may_contain_throw): New.
497 (struct leh_state): Add ehp_region.
498 (struct leh_tf_state): Remove eh_label.
499 (emit_post_landing_pad): New.
500 (emit_resx, emit_eh_dispatch): New.
501 (note_eh_region_may_contain_throw): New.
502 (frob_into_branch_around): Take eh_region not eh label;
503 emit eh code into eh_seq.
504 (honor_protect_cleanup_actions): Early exit for no actions. Don't
505 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
506 lower_eh_must_not_throw. Emit code to eh_seq.
507 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
508 (lower_try_finally_onedest): Likewise.
509 (lower_try_finally_copy): Likewise.
510 (lower_try_finally_switch): Likewise.
511 (lower_try_finally): Initialize ehp_region.
512 (lower_catch): Update for eh_catch objects.
513 (lower_eh_filter): Don't handle must_not_throw.
514 (lower_eh_must_not_throw): New.
515 (lower_cleanup): Don't set eh_label.
516 (lower_eh_constructs_2): Resolve eh builtins.
517 Handle GIMPLE_EH_MUST_NOT_THROW.
518 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
519 Add eh_seq to the end of the function body.
520 (make_eh_dispatch_edges): New.
521 (make_eh_edge): Remove.
522 (make_eh_edges): Simplify for landing pads.
523 (redirect_eh_edge_1): New.
524 (redirect_eh_edge): Use it.
525 (redirect_eh_dispatch_edge): New.
526 (stmt_could_throw_p): Use a switch. Allow RESX.
527 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
528 (stmt_can_throw_internal): Likewise.
529 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
530 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
531 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
532 (gate_refactor_eh): New.
533 (pass_refactor_eh): Use it.
534 (lower_resx, execute_lower_resx, pass_lower_resx): New.
535 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
536 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
537 (remove_unreachable_handlers): Rename from
538 tree_remove_unreachable_handlers; rewrite for landing pads;
539 call remove_eh_handler directly.
540 (remove_unreachable_handlers_no_lp): New.
541 (unsplit_eh, unsplit_all_eh): New.
542 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
543 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
544 (cleanup_empty_eh_unsplit): New.
545 (cleanup_empty_eh): Rewrite.
546 (cleanup_all_empty_eh): New.
547 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
548 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
549 (gate_cleanup_eh): New.
550 (pass_cleanup_eh): Use it.
551 (verify_eh_edges): Move later in file. Expect one EH edge.
552 (verify_eh_dispatch_edge): New.
554 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
555 (gtype-desc.o): Add TARGET_H.
556 (tree.o): Use EXCEPT_H, not except.h.
557 (cfgbuild.o): Add EXPR_H.
558 (GTFILES): Add vecprim.h.
559 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
560 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
561 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
562 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
563 * calls.c (emit_call_1): Use make_reg_eh_region_note.
564 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
565 calls to can_throw_internal.
566 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
567 (make_edges): Don't handle RESX; use can_nonlocal_goto.
568 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
569 (expand_gimple_stmt): Use make_reg_eh_region_note.
570 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
571 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
572 or find_exception_handler_labels.
573 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
574 there is exacly one EH edge. Use can_nonlocal_goto and
576 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
577 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
578 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
579 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
580 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
581 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
582 * dse.c (scan_insn): Use insn_could_throw_p.
583 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
584 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
585 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
586 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
587 EXC_PTR_EXPR or FILTER_EXPR.
588 (tree_expr_nonzero_warnv_p): Likewise.
589 * function.h: Include vecprim.h, not varray.h
590 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
591 move ttype_data and ehspec_data members to struct eh_status; change
592 action_record_data member to a VEC.
593 * gcse.c (hash_scan_set): Use can_throw_internal.
594 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
595 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
596 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
597 (block_may_fallthru): Don't handle RESX_EXPR.
598 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
599 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
600 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
601 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
602 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
603 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
604 (gimple_size): Likewise.
605 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
606 (gimple_build_resx): Use gimple_build_with_ops.
607 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
608 (is_gimple_val): Likewise.
609 (is_gimple_stmt): Remove RESX_EXPR.
610 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
611 (GIMPLE_RESX): Reorder with other EH constructs.
612 * gimple.h (struct gimple_statement_eh_mnt): New.
613 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
614 (gimple_eh_filter_must_not_throw): Remove.
615 (gimple_eh_filter_set_must_not_throw): Remove.
616 (gimple_eh_must_not_throw_fndecl): New.
617 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
618 (is_gimple_resx): New.
619 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
620 Don't copy EH_FILTER_MUST_NOT_THROW.
621 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
622 * ipa-inline.c (estimate_function_body_sizes): Don't try to
623 handle must_not_throw_labels specially.
624 * ipa-pure-const.c (check_call): Update debug statement for LP.
625 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
626 * ipa-utils.c (get_base_var): Likewise.
627 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
628 * lower-subreg.c (move_eh_region_note): Remove.
629 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
630 * omp-low.c (new_omp_context): Update for eh_lp_nr.
631 (create_task_copyfn): Likewise.
632 (maybe_catch_exception): Use gimple_build_eh_filter.
633 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
634 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
635 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
637 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
638 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
639 can_throw_internal, can_nonlocal_goto.
640 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
641 copy_reg_eh_region_note_forward.
642 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
643 (emit_output_reload_insns): Likewise.
644 (copy_eh_notes): Remove.
645 * rtl.def (RESX): Remove.
646 * rtl.h: Update declarations.
647 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
648 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
649 (update_eh_label): Remove.
650 (cleanup_dead_labels_eh): New.
651 (cleanup_deal_labels): Use it instead of update_eh_label.
652 (gimple_merge_blocks): Update landing pad data structure when
653 removing a landing pad label.
654 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
655 test; handle GIMPLE_EH_MUST_NOT_THROW.
656 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
657 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
658 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
659 (verify_stmt): Likewise. Verify landing pads.
660 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
661 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
662 (struct move_stmt_d): Add eh_map.
663 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
664 (move_stmt_r): Remap eh region numbers in builtin calls,
665 resx and eh_dispatch.
666 (move_block_to_fn): Remove eh_offset parameter. Use
667 maybe_duplicate_eh_stmt_fn.
668 (find_outermost_region_in_block): Operate on eh_region pointers
669 instead of region numbers.
670 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
671 duplicate_eh_regions.
672 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
673 test earlier. Disallow EH landing pads.
674 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
675 * tree-flow.h: Update declarations.
676 (struct tree_ann_common_d): Replace rn with lp_nr.
677 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
678 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
679 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
680 resx and eh_dispatch.
681 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
682 (copy_edges_for_bb): Use make_eh_dispatch_edges.
683 (copy_cfg_body): Expect eh_map instead of eh_region_offset
684 from duplicate_eh_regions.
685 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
686 update RESX; handle EH_DISPATCH.
687 (expand_call_inline): Set eh_lp_nr, not eh_region.
688 (maybe_inline_call_in_expr): Likewise.
689 * tree-inline.h (struct copy_body_data): Replace eh_region with
690 eh_lp_nr, eh_region_offset with eh_map.
691 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
692 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
693 * tree-pretty-print.c (dump_generic_node): Don't handle
694 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
695 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
696 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
697 EXC_PTR_EXPR, FILTER_EXPR.
698 * tree-ssa-operands.c (get_expr_operands): Likewise.
699 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
700 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
701 (ao_ref_init_from_vn_reference): Likewise.
702 * tree-ssa-sink.c (statement_sink_location): Likewise.
703 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
704 (mark_virtual_phi_result_for_renaming): Export. Tidy.
705 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
706 EXC_PTR_EXPR, FILTER_EXPR.
707 (is_exception_related): Remove.
708 (compute_avail): Don't call it.
709 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
710 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
711 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
712 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
714 (build_resx): Remove.
715 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
716 * tree.h: Update declarations.
717 (EH_FILTER_MUST_NOT_THROW): Remove.
718 (struct tree_label_decl): Add eh_landing_pad_nr.
719 (EH_LANDING_PAD_NR): New.
720 * value-prof.c (gimple_ic): Tidy variable names. Update for
722 (gimple_stringop_fixed_value): Tidy variable names. Assert
723 that neither call stmt can throw.
724 * vecprim.h (uchar): New.
725 (VEC(uchar,heap), VEC(uchar,gc)): New.
727 * c-common.c (c_define_builtins): Update call to
728 build_common_builtin_nodes.
729 * c-parser.c (c_parse_file): Don't call
730 default_init_unwind_resume_libfunc.
732 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
734 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
735 (mips_cprestore_address_p): Likewise.
736 (mips_save_gp_to_cprestore_slot): Likewise.
737 (mips_restore_gp): Rename to...
738 (mips_restore_gp_from_cprestore_slot): ...this.
739 (mips_must_initialize_gp_p): Declare.
740 (mips_emit_save_slot_move): Likewise.
741 (mips_output_load_label): Return nothing.
742 (mips_eh_uses): Declare.
743 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
744 (TARGET_CPRESTORE_DIRECTIVE): New macro.
745 (TARGET_ABSOLUTE_JUMPS): Likewise.
747 (FIRST_PSEUDO_REGISTER): Update comment.
748 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
749 (MIPS_CALL): ...here.
750 (REGISTER_NAMES): Add $cprestore.
751 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
752 Add load_label_length, has_inflexible_gp_insn_p,
753 has_flexible_gp_insn_p, must_initialize_gp_p and
754 must_restore_gp_when_clobbered_p.
755 (mips_expand_call): Don't generate split instructions here.
756 (mips_split_call): Update the call to mips_restore_gp after
757 the above name change.
758 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
759 (mips_find_gp_ref): New function.
760 (mips_insn_has_inflexible_gp_ref_p): Likewise.
761 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
762 (mips_insn_has_flexible_gp_ref_p): Likewise.
763 (mips_cfun_has_flexible_gp_ref_p): Likewise.
764 (mips_function_has_gp_insn): Delete.
765 (mips_global_pointer): Drop the df_regs_ever_live_p check.
766 Use the new functions above. Only return INVALID_REGNUM
767 for TARGET_ABSOLUTE_JUMPS.
768 (mips_must_initialize_gp_p): New function.
769 (mips_get_cprestore_base_and_offset): New function, extracted from...
770 (mips_cprestore_slot): ...here. Take a bool parameter.
771 (mips_cfun_has_cprestore_slot_p): New function.
772 (mips_cprestore_address_p): Likewise.
773 (mips_save_gp_to_cprestore_slot): Likewise.
774 (mips_restore_gp): Rename to...
775 (mips_restore_gp_from_cprestore_slot): ...this. Assert
776 epilogue_completed. Update the call to mips_cprestore_slot.
777 Test cfun->machine->must_restore_gp_when_clobbered_p.
778 (mips_direct_save_slot_move_p): New function.
779 (mips_emit_save_slot_move): Likewise.
780 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
781 of cfun->machine->global_pointer.
782 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
783 (mips_save_reg): Use mips_emit_save_slot_move.
784 (mips_expand_prologue): Set must_initialize_gp_p.
785 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
786 for all cprestore saves. Emit a use_cprestore instruction after
787 setting up the cprestore slot.
788 (mips_restore_reg): Use mips_emit_save_slot_move.
789 (mips_process_load_label): New function.
790 (mips_load_label_length): Likewise.
791 (mips_output_load_label): Don't return asm: output it here instead.
792 Use mips_process_load_label.
793 (mips_adjust_insn_length): Adjust the length of branch instructions
794 that have length MAX_PIC_BRANCH_LENGTH.
795 (mips_output_conditional_branch): Update the call to
796 mips_output_load_label. Assume the branch target is OPERANDS[0]
797 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
798 (mips_output_order_conditional_branch): Swap the meaning of
799 OPERANDS[0] and OPERANDS[1].
800 (mips_variable_issue): Don't count ghost instructions.
801 (mips_expand_ghost_gp_insns): New function.
802 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
803 (mips_output_mi_thunk): Set must_initialize_gp_p.
804 (mips_eh_uses): New function.
805 * config/mips/predicates.md (cprestore_save_slot_operand)
806 (cprestore_load_slot_operand): New predicates.
807 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
808 (UNSPEC_MOVE_GP): Likewise.
809 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
810 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
811 (CPRESTORE_SLOT_REGNUM): New register.
812 (MAX_PIC_BRANCH_LENGTH): New constant.
813 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
814 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
815 branches. Fix commentary.
816 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
817 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
818 Change type to "ghost".
819 (loadgp_absolute_<mode>): Likewise.
820 (loadgp_rtp_<mode>): Likewise.
821 (copygp_mips16): Likewise.
822 (loadgp_blockage): Remove redundant mode attribute.
823 (potential_cprestore): New instruction.
824 (cprestore): Turn into an unspec set.
825 (use_cprestore): New instruction.
826 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
827 (*branch_fp_inverted): Likewise.
828 (*branch_order<mode>): Likewise.
829 (*branch_order<mode>_inverted): Likewise.
830 (*branch_equality<mode>): Likewise.
831 (*branch_equality<mode>_inverted): Likewise.
832 (*branch_bit<bbv><mode>): Likewise.
833 (*branch_bit<bbv><mode>_inverted): Likewise.
834 (*branch_equality<mode>_mips16): Remove redundant mode.
835 (jump): Turn into a define_expand.
836 (*jump_absolute): New instruction.
837 (*jump_pic): Likewise.
838 (*jump_mips16): Rename previously-unnamed pattern. Remove
839 redundant mode attribute.
840 (restore_gp): Split on epilogue_completed rather than
841 reload_completed. Change type to "ghost".
842 (move_gp<mode>): New instruction.
843 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
844 Remove redundant mode attribute.
845 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
846 (bc1any4f, bc1any2t, bc1any2f): Likewise.
847 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
849 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
852 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
853 are returned in the same register (vs34 or v2) that Altivec vector
854 types are returned in.
855 (rs6000_libcall_value): Ditto.
858 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
859 instead of explicit addsi3/adddi3 calls.
860 (rs6000_split_multireg_move): Ditto.
861 (rs6000_emit_allocate_stack): Ditto.
862 (rs6000_emit_prologue): Ditto.
863 (rs6000_output_mi_thunk): Ditto.
865 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
866 size is 64 bits if we can use 64-bit registers.
868 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
870 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
873 From Jie Zhang <jie.zhang@analog.com>:
874 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
875 save FP and RETS with saveall attribute.
876 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
877 with saveall attribute.
879 * config/bfin/bfin.c (bfin_expand_builtin,
880 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
883 From Jie Zhang <jie.zhang@analog.com>:
884 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
885 before use in two places.
886 * config/bfin/bfin.md (AREG): Define mode iterator.
887 (reload_in, reload_out): Use mode iterator AREG.
889 2009-09-14 Richard Guenther <rguenther@suse.de>
892 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
895 2009-09-13 Richard Guenther <rguenther@suse.de>
896 Rafael Avila de Espindola <espindola@google.com>
898 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
899 (LANG_HOOKS_EH_PERSONALITY): Likewise.
900 (LANG_HOOKS_INITIALIZER): Adjust.
901 (lhd_pass_through_t): Declare.
902 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
904 * langhooks.c (lhd_pass_through_t): New function.
905 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
906 dwarf2out_begin_prologue): Use personality from current_function_decl.
907 * expr.h (get_personality_function): Declare.
908 * expr.c (get_personality_function): New function.
909 (build_personality_function): Likewise.
910 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
911 (eh_personality_libfunc): Remove.
912 * optabs.c (build_libfunc_function): New function split out from ...
913 (init_one_libfunc): ... here.
914 * tree.h (DECL_FUNCTION_PERSONALITY): New.
915 (tree_function_decl): Add personality.
916 (lhd_gcc_personality): Declare.
917 (build_personality_function): Likewise.
918 * tree.c (gcc_eh_personality_decl): New.
919 (lhd_gcc_personality): New function.
920 * except.h (lang_eh_runtime_type): Remove.
921 (enum eh_personality_kind): New.
922 (build_personality_function): Declare.
923 (function_needs_eh_personality): Declare.
924 * except.c (lang_eh_runtime_type): Remove.
925 (function_needs_eh_personality): New function.
926 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
927 (sjlj_emit_function_enter, output_function_exception_table):
928 Use personality from current_function_decl.
929 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
930 * tree-inline.c (tree_can_inline_p): Do not inline across different
932 (expand_call_inline): Likewise. Adjust the callers EH personality.
933 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
934 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
935 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
936 (c-parser.o): Likewise
937 * c-tree.h (c_eh_initialized_p): Remove.
938 (c_maybe_initialize_eh): Likewise.
939 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
940 (finish_decl): Don't call c_maybe_initialize_eh.
941 (c_eh_initialized_p): Remove.
942 (c_maybe_initialize_eh): Likewise.
943 * c-parser.c (c_parser_omp_construct): Likewise.
944 (c_parse_file): Initialize exception handling.
946 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
948 * config.gcc (tm_file): Remove i386/biarch32.h
949 for i?86-w64-mingw* case.
950 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
952 * config.host: Set for x64 mingw the option
953 use_long_long_for_widest_fast_int to yes.
955 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
957 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
958 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
959 (dbxout_begin_function): Likewise.
960 * final.c (dwarf2_debug_info_emitted_p): New predicate.
961 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
963 (final_end_function): Likewise.
964 (final_scan_insn): Likewise.
965 (rest_of_handle_final): Likewise.
966 * varasm.c (assemble_start_function): Likewise.
967 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
969 2009-09-12 Jason Merrill <jason@redhat.com>
971 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
972 * opts.c (common_handle_option): constify.
974 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
976 * doc/install.texi (avr): Remove obsolete reference site.
978 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
980 * doc/install.texi (Binaries): Adjust AIX link.
982 2009-09-12 Akim Demaille <demaille@gostai.com>
984 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
985 Use an imperative sentence.
987 2009-09-11 Richard Henderson <rth@redhat.com>
989 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
990 structure-name and has-tree-operands arguments; update all entries.
991 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
993 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
994 (gsstruct_code_size): New.
995 (gss_for_code_): New.
996 (gss_for_code): Remove.
997 (gimple_size): Rewrite using gsstruct_code_size.
998 (gimple_statement_structure): Move to gimple.h.
999 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
1000 (gss_for_code, gimple_statement_structure): New.
1001 (gimple_ops): Use new arrays; tidy.
1003 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1005 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
1006 operand to be a PLUS expression.
1007 * config/pa/pa.c (pa_secondary_reload): Likewise.
1009 2009-09-11 Jakub Jelinek <jakub@redhat.com>
1011 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
1013 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
1016 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1018 From Jie Zhang <jie.zhang@analog.com>:
1019 * doc/extend.texi (node Function Attributes): Document l2
1021 (node Blackfin Variable Attributes): Document l2 variable attributes.
1023 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
1025 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
1026 to match the system compiler's configuration at inflection point.
1027 Add comment to remark a remaining difference with system compiler.
1029 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
1030 * configure: Regenerate.
1032 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1034 From Jie Zhang <jie.zhang@analog.com>:
1035 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
1036 (bfin_handle_l2_attribute): New.
1037 (bfin_attribute_table): Add l2 attribute.
1039 2009-09-11 Michael Matz <matz@suse.de>
1042 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
1043 on the local_decls list.
1045 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
1049 * cselib.c (cselib_expand_value_rtx_cb): Document callback
1051 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
1052 for VALUEs, to implement the documented interface.
1053 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
1054 Adjust for VALUEs and anything else, to implement the
1055 documented interface.
1057 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
1059 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
1060 with actual SPE/paired vector modes before using 64-bit alignment.
1061 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
1063 2009-09-10 DJ Delorie <dj@redhat.com>
1065 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
1068 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
1069 * config/mep/mep.c (mep_legitimate_constant_p): New.
1070 * config/mep/mep-protos.h: Prototype it.
1072 2009-09-10 Richard Henderson <rth@redhat.com>
1074 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
1076 2009-09-10 Jason Merrill <jason@redhat.com>
1078 * tree.c (chain_index): New fn.
1079 * tree.h: Declare it.
1081 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1083 * config/sol2-c.c (cmn_err_length_specs): Initialize
1084 scalar_identity_flag.
1086 2009-09-10 Richard Henderson <rth@redhat.com>
1088 * tree.h (struct tree_decl_common): Move align member earlier;
1089 move label_decl_uid member ...
1090 (struct tree_label_decl): ... here.
1091 (LABEL_DECL_UID): Update to match.
1093 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
1096 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
1097 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
1099 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
1100 dest_prev if the edge is complex.
1102 * tree-cfg.c (is_ctrl_stmt): Use a switch.
1104 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
1105 loop latch tests earlier.
1107 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
1108 before GIMPLE_RETURN, not after its predecessor; insert
1111 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
1112 gimple_seq_empty_p to test for no PHI nodes.
1113 * tree-cfg.c (split_critical_edges): Likewise.
1115 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
1117 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1119 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
1120 introduced by the VTA branch merge.
1122 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1124 * ira-conflicts.c: Use fputs or putc instead of fprintf
1128 * tree-switch-conversion.c: Ditto.
1130 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1132 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
1133 introduced by the VTA branch merge.
1135 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1138 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1140 PR rtl-optimization/39779
1141 * expr.c (convert_modes): Return when mode == oldmode after
1142 CONST_INTs are processed.
1144 2009-09-10 Nick Clifton <nickc@redhat.com>
1146 * config/mep/mep.c (mep_encode_section_info): Copy weakness
1147 attribute and referring decl when creating renamed symbol.
1149 2009-09-10 Richard Guenther <rguenther@suse.de>
1152 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
1154 (cgraph_finalize_compilation_unit): Compute reachability
1155 before emitting thunks. Properly process aliases before
1156 possibly removing unreachable nodes.
1158 2009-09-10 Richard Guenther <rguenther@suse.de>
1161 * tree.c (struct free_lang_data_d): Add worklist member.
1162 (find_decls_types_r): Push onto the worklist instead of recursing.
1163 Handle TREE_BINFOs properly.
1164 (find_decls_types): New function wrapped around find_decls_types_r
1165 to process the worklist.
1166 (find_decls_types_in_eh_region): Use it.
1167 (find_decls_types_in_node): Likewise.
1168 (find_decls_types_in_var): Likewise.
1169 (free_lang_data_in_cgraph): Likewise. Free the worklist.
1170 * tree.h (RECORD_OR_UNION_TYPE_P): New.
1171 (AGGREGATE_TYPE_P): Adjust.
1173 2009-09-09 Jason Merrill <jason@redhat.com>
1175 * configure.ac: Check glibc version even if we have an in-tree
1178 2009-09-09 Anthony Green <green@moxielogic.com>
1180 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
1181 the constant 0 when appropriate.
1182 * config/moxie/constraints.md: Add constraint O.
1184 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
1185 to pass up to 6 32-bit argument values in registers.
1186 (moxie_function_arg): Ditto.
1187 (moxie_arg_partial_bytes): Ditto.
1188 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
1189 (REG_PARM_STACK_SPACE): Ditto.
1190 (FUNCTION_ARG_REGNO_P): Ditto.
1192 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1193 instruction to allocate stack space.
1195 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1197 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
1198 unnecessarily stringent constraints. Fix address
1199 calculation in the splitters.
1201 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1203 PR rtl-optimization/39779
1204 * expr.c (convert_modes): Return when mode == oldmode after
1205 CONST_INTs are processed.
1207 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
1210 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
1211 (ix86_expand_prologue): Take frame.padding0 into logic of
1213 (ix86_expand_epilogue): Likewise.
1215 2009-09-09 Jakub Jelinek <jakub@redhat.com>
1217 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
1219 (SHLIB_LINK, SHLIB_INSTALL): Use them.
1220 * config/t-slibgcc-libgcc: New file.
1221 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
1223 2009-09-09 Martin Jambor <mjambor@suse.cz>
1225 PR tree-optimization/41089
1226 * tree-sra.c (find_var_candidates): Do not consider va_lists in
1229 2009-09-09 Richard Henderson <rth@redhat.com>
1231 * gimple.h (CASE_GIMPLE_OMP): New.
1232 (is_gimple_omp): Use it.
1233 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
1234 (verify_gimple_debug): Likewise.
1236 2009-09-09 Richard Guenther <rguenther@suse.de>
1238 PR tree-optimization/41101
1239 * tree-ssa-pre.c (maximal_set): Remove.
1240 (compute_antic_aux): Treat the maximal set as implicitly all ones.
1241 Defer all blocks we didn't visit at least one successor.
1242 (add_to_exp_gen): Do not add to the maximal set.
1243 (make_values_for_phi): Likewise.
1244 (compute_avail): Likewise.
1245 (init_pre): Do not allocate the maximal set.
1246 (execute_pre): Do not dump it.
1248 2009-09-09 Martin Jambor <mjambor@suse.cz>
1250 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
1251 an SSA_NAME rather than a is_gimple_variable.
1253 2009-09-09 Richard Guenther <rguenther@suse.de>
1256 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
1257 code dealing with plain pointer bases.
1258 (maybe_fold_offset_to_reference): Likewise.
1259 (maybe_fold_stmt_addition): Adjust.
1261 2009-09-09 Richard Guenther <rguenther@suse.de>
1263 * tree.c (free_lang_data_in_type): Do not free the type variant
1265 (free_lang_data): Merge char_type_node with its properly signed
1267 (pass_ipa_free): Collect after freeing language specific data.
1269 2009-09-09 Michael Matz <matz@suse.de>
1272 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
1273 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
1274 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
1277 2009-09-08 DJ Delorie <dj@redhat.com>
1279 * config/mep/mep.c (conversions[]): Add "ml" pattern.
1281 2009-09-04 Jason Merrill <jason@redhat.com>
1283 * tree.c (tree_find_value): Remove.
1284 * tree.h: Remove prototype.
1285 * varasm.c (assemble_external): Use value_member instead.
1287 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1289 * toplev.c (process_options): Choose default debugging type when
1290 gtoggle enables debug info and type is unset.
1292 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1296 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
1299 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1301 * configure: Rebuilt with modified libtool.m4.
1303 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1308 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
1310 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1312 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
1313 (remove_statement): Likewise.
1314 (rewrite_use_nonlinear_expr): Adjust.
1315 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
1316 * tree-ssa.c (release_defs_bitset): ... this. New.
1317 * tree-flow.h (release_defs_bitset): Declare.
1319 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1322 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
1323 in the middle block.
1325 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
1327 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
1328 via intptr_t to long type.
1329 (insert_operand_rank): Cast long type via intptr_t to
1331 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
1333 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
1334 from pointer to unsigned via uintptr_t.
1336 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
1337 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
1339 * configure: Regenerated.
1340 * config.in: Regenerated
1341 * system.h (stdint.h): Add include.
1342 (inttypes.h): Likewise.
1343 * Makefile.in (aclocal): Add config/stdint.m4.
1344 * aclocal.m4: Regenerated.
1346 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
1348 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
1350 (note_np_check_stores): New function.
1351 (harmless_null_pointer_p): New function.
1352 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
1353 changed. Take into account whether we're in the shadow of a condjump
1354 that tested NP_REG for NULL.
1355 Lose all code that tested for SEQUENCEs.
1356 (workaround_speculation): Avoid inserting NOPs for loads that are
1357 either always executed or a NULL pointer.
1359 2009-09-08 Jan Hubicka <jh@suse.cz>
1361 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
1362 * params.def (early-inlining-insns): Likewise.
1364 2009-09-08 Jakub Jelinek <jakub@redhat.com>
1366 PR rtl-optimization/41239
1367 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
1368 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
1370 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
1371 across calls, as the calls might not always return normally.
1372 (call_may_noreturn_p): New function.
1373 (deps_analyze_insn): Update last_function_call_may_noreturn list.
1374 (init_deps): Initialize it.
1375 (remove_from_deps): Also remove calls from
1376 last_function_call_may_noreturn list.
1378 2009-09-07 Richard Henderson <rth@redhat.com>
1380 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
1381 more VR->OPERANDS than LHS operands. Free LHS before returning.
1383 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1385 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
1386 (attr "addrtype"): New member "spreg".
1387 Use it if mem_spfp_address_operand is true for the address.
1388 (attr "type"): New entry "stall".
1389 (cpu_unit "load"): New.
1390 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
1392 (insn_reservation "loadsp"): New.
1393 (insn_reservation "load_stall1"): New.
1394 (insn_reservation "load_stall3"): New.
1396 * config/bfin/predicates.md (const1_operand, const3_operand): New.
1397 (mem_p_address_operand): Exclude stack and frame pointer based
1399 (mem_spfp_address_operand): New; match them here.
1400 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
1401 (bfin_reorg): Call it if scheduling insns.
1402 (bfin_gen_bundles): Remove dummy insns created by
1403 add_sched_insns_for_speculation.
1405 From Jie Zhang <jie.zhang@analog.com>:
1406 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
1407 bfin_si_revision, bfin_workarounds): Move these ...
1408 * config/bfin/bfin.h: ... here.
1410 From Mike Frysinger <michael.frysinger@analog.com>
1411 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
1412 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
1413 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
1414 bf547m, bf548m, and bf549m.
1415 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
1416 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
1417 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
1418 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
1419 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1420 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
1421 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1422 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1423 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
1424 bf542m, bf544m, bf547m, bf548m, and bf549m.
1426 From Jie Zhang <jie.zhang@analog.com>:
1427 * config/bfin/predicates.md (p_register_operand): New predicate.
1428 (dp_register_operand): New predicate.
1429 * config/bfin/bfin-protos.h (WA_05000074): Define.
1430 (ENABLE_WA_05000074): Define.
1431 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
1432 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
1433 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
1434 (define_attr addrtype): Allow load/store register to be P register.
1435 (define_attr storereg): New.
1436 (define_cpu_unit anomaly_05000074): New.
1437 (define_insn_reservation dsp32shiftimm): New.
1438 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
1439 (define_insn_reservation loadp): Cannot use slot2.
1440 (define_insn_reservation loadsp): Cannot use slot2.
1441 (define_insn_reservation storep): Cannot use slot2. Does not
1442 apply when working around 05000074.
1443 (define_insn_reservation storep_anomaly_05000074): New.
1444 (define_insn_reservation storei): Does not apply when working
1446 (define_insn_reservation storei_anomaly_05000074): New.
1447 (define_attr length): Add dsp32shiftimm case.
1448 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
1449 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
1450 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
1451 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
1452 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
1454 2009-09-07 Martin Jambor <mjambor@suse.cz>
1457 * tree-sra.c (create_artificial_child_access): Return NULL if
1458 build_ref_for_offset fails.
1459 (propagate_subacesses_accross_link): Allow build_ref_for_offset
1460 and create_artificial_child_access to fail.
1462 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1465 * unwind-dw2.c (uw_init_context_1): Mark noinline.
1466 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
1467 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
1469 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1471 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
1472 block, ensure it has an exit edge. Emit a barrier after a jump.
1474 2009-09-07 Nick Clifton <nickc@redhat.com>
1476 * gcc.c (this_is_linker_script): New variable. Like
1477 this_is_library_file but for the %T constructor.
1478 (end_going_arg): If this_is_linker_script is set then locate the
1479 script and insert a --script switch before it
1480 (do_spec_2): Initialise this_is_linker_script.
1481 (do_spec_1): Likewise. Handle %T construct.
1482 (eval_spec_function): Preserve this_is_linker_script.
1483 * doc/invoke.texi: Document %T construct in spec files.
1484 * config/m32c/m32c.h (LIB_SPEC): Use it.
1486 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1488 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
1489 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
1490 when volatile flag is set.
1491 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
1493 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
1496 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
1497 (combine_stack_adjustments_for_block): Allow insns between stack
1498 adjustments and stores with corresponding pre-(dec|inc)rement or
1499 pre-modify operation.
1501 2009-09-06 Jakub Jelinek <jakub@redhat.com>
1504 * combine-stack-adj.c (struct csa_memlist): Rename to...
1505 (struct csa_reflist): ... this. Rename mem field to ref.
1506 (free_csa_memlist): Rename to...
1507 (free_csa_reflist): ... this.
1508 (record_one_stack_memref): Rename to...
1509 (record_one_stack_ref): ... this. Handle also REG_P.
1510 (try_apply_stack_adjustment): Handle also REG_P.
1511 (struct record_stack_memrefs_data): Rename to...
1512 (struct record_stack_refs_data): ... this. Rename memlist field to
1514 (record_stack_memrefs): Rename to...
1515 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
1516 subexpressions instead of failing when a MEM contains SP references.
1517 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
1518 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
1520 2009-09-06 Richard Guenther <rguenther@suse.de>
1523 * tree.c (build_array_type): Do not record types marked
1524 with structural equality in the canonical type hashtable.
1526 2009-09-06 Richard Guenther <rguenther@suse.de>
1529 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
1531 2009-09-05 Richard Guenther <rguenther@suse.de>
1534 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
1536 2009-09-05 Richard Guenther <rguenther@suse.de>
1539 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
1541 2009-09-05 Richard Guenther <rguenther@suse.de>
1544 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
1545 before comparing function argument types.
1547 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1550 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
1553 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1556 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
1558 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
1559 locators before emit_insn is called.
1561 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
1564 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
1565 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
1566 (reginfo_init): Don't call allocate_reg_info.
1568 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1571 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
1572 NONDEBUG_INSN_P instead of INSN_P.
1574 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1577 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
1579 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1582 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
1583 pattern of the split.
1585 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1587 * toplev.c (process_options): Move setter of flag_var_tracking
1588 before other tests that depend on it. Move down setter of
1589 flag_rename_registers. Don't enable var-tracking-assignments
1590 by default if selective scheduling is enabled. Warn if both
1593 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1595 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
1596 comment. Use switch statement to catch overlaps between rtx
1597 and tree codes. Accept FUNCTION_DECLs in addition to those in...
1598 (IS_DECL_CODE): ... here. Remove.
1599 (check_value_is_not_decl): Remove.
1600 (dv_from_decl, dv_from_value): Check after conversion.
1602 2009-09-04 Richard Guenther <rguenther@suse.de>
1605 * (cgraph_finalize_compilation_unit): Move finalizing aliases
1606 after emitting tunks. Move emitting thunks and ctors from ...
1607 (cgraph_optimize): ... here. Remove redundant
1608 cgraph_analyze_functions.
1609 * varasm.c (find_decl_and_mark_needed): Remove no longer
1611 (finish_aliases_1): Adjust check for thunk aliases.
1613 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
1615 * config/arm/arm.md (ctzsi2): Added braces
1616 to avoid warning that broke booststrap.
1618 2009-09-04 Martin Jambor <mjambor@suse.cz>
1620 PR tree-optimization/41112
1621 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
1622 handle variable-bounded arrays.
1623 (expr_with_var_bounded_array_refs_p): New function.
1624 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
1626 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
1628 * config/s390/2097.md: Removed two incorrect bypasses.
1629 (z10_fsimpdf): Fixed latency.
1630 (z10_fhex): New insn_reservation.
1631 (z10_floaddf): Fixed latency.
1632 (z10_floadsf): Fixed latency.
1633 (z10_ftrunctf): Fixed latency.
1634 (z10_ftruncdf): Fixed latency.
1635 * config/s390/s390.c (z10_cost): Fixed values.
1636 (s390_adjust_priority): Added z10 path.
1637 * config/s390/s390.md (type): Added fhex.
1638 (*mov<mode>_64dfp): Updated type attribute.
1639 (*mov<mode>_64): Updated type attribute.
1640 (*mov<mode>_31): Updated type attribute.
1641 (*mov<mode>"): Likewise.
1642 * config/s390/2084.md (x_fsimpdf): Updated condition.
1644 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
1646 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
1647 RTXs in the predicate for operand 1.
1649 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
1651 * config/arm/arm.md (UNSPEC_RBIT): New constant.
1652 (rbitsi2): New insn.
1653 (ctzsi2): New expand.
1654 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
1656 2009-09-03 Martin Jambor <mjambor@suse.cz>
1658 * tree-sra.c (duplicate_expr_for_different_base): Removed.
1659 (create_artificial_child_access): Use build_ref_for_offset instead
1660 of duplicate_expr_for_different_base.
1661 (propagate_subacesses_accross_link): Likewise.
1663 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
1665 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
1667 (mips16e_collect_argument_saves): Skip debug instructions.
1668 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
1669 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
1670 (r10k_insert_cache_barriers): Likewise.
1671 (mips_reorg_process_insns): Likewise.
1673 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
1676 * ira.c (update_equiv_reg): Remove check on class likely spill.
1678 2009-09-03 Jakub Jelinek <jakub@redhat.com>
1681 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
1682 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
1686 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
1687 the stack slot if it is passed by invisible reference.
1688 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
1689 by invisible reference.
1691 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1693 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1694 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1695 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
1697 * config/bfin/sync.md: New file.
1698 * config/bfin/bfin.md: Include it.
1699 (UNSPEC_ATOMIC): New.
1700 (UNSPEC_ONES): Provide a unique number.
1702 From Jie Zhang <jie.zhang@analog.com>:
1703 * config/bfin/bfin.c (ret_regs): New.
1704 (must_save_fp_p): Don't return true because of frame_pointer_needed.
1705 (must_save_rets_p): New.
1706 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
1707 current_function_is_leaf.
1708 (do_link): Likewise.
1709 (do_unlink): Likewise.
1710 (expand_interrupt_handler_prologue): Use ret_regs array.
1711 (expand_interrupt_handler_epilogue): Use ret_regs array and
1712 pass return register to gen_return_internal.
1713 (bfin_expand_epilogue): Pass return register to
1714 gen_return_internal.
1715 (bfin_expand_call): Explicitly clobber RETS.
1716 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
1717 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
1718 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
1719 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
1721 (return_internal): Take a reg rtx rather than the register number.
1723 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
1725 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
1726 when comparing against estimated_loop_iterations_int return.
1728 2009-09-03 Richard Guenther <rguenther@suse.de>
1730 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
1731 eh_personality_libfunc.
1733 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1735 * tree-parloops.c (separate_decls_in_region): Add space.
1737 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1739 * tree-parloops.c (separate_decls_in_region): Change the condition
1740 checking if there are reductions in the loop.
1742 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1744 PR tree-optimization/38275
1745 * tree-parloops.c (parallelize_loops): Replace profitability condition
1746 for expected number of iterations.
1748 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1750 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
1751 (bootstrap-debug): Explain conditions in which it becomes default.
1752 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
1755 2009-09-03 Namhyung Kim <namhyung@gmail.com>
1757 * doc/invoke.texi (Optimize Options): Move
1758 -finline-small-functions to the -O2 list.
1760 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1762 * toplev.c (process_options): Enable var-tracking-assignments
1763 by default if var-tracking is enabled.
1765 2009-09-02 David Daney <ddaney@caviumnetworks.com>
1767 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
1769 * emit-rtl.c (prev_nonnote_insn_bb): New function.
1770 * rtl.h (prev_nonnote_insn_bb): Declare it.
1772 2009-09-03 Diego Novillo <dnovillo@google.com>
1774 * cgraph.c (cgraph_node_for_decl): New.
1775 * cgraph.h (cgraph_node_for_decl): Declare.
1776 * tree.c (host_integerp): Return 0 if T is NULL.
1778 2009-09-03 Diego Novillo <dnovillo@google.com>
1780 * tree.h (struct alias_pair): Move from varasm.c.
1781 (alias_pairs): Likewise.
1782 (TYPE_MAXVAL): Define.
1783 (TYPE_MINVAL): Define.
1784 (iterative_hash_host_wide_int): Declare.
1785 (remove_unreachable_alias_pairs): Declare.
1786 * tree-pass.h (pass_ipa_free_lang_data): Declare.
1787 * diagnostic.c (default_diagnostic_starter): Make extern.
1788 (default_diagnostic_finalizer): Make extern.
1789 * diagnostic.h (default_diagnostic_starter): Declare.
1790 (default_diagnostic_finalizer): Declare.
1791 (default_tree_printer): Declare.
1792 * toplev.c (default_tree_printer): Make extern.
1794 2009-09-03 Richard Guenther <rguenther@suse.de>
1795 Diego Novillo <dnovillo@google.com>
1797 * cgraph.c (cgraph_add_new_function): Remove gimplification.
1798 * cgraphunit.c (cgraph_expand_function): Do not emit
1799 associated thunks from here.
1800 (cgraph_emit_thunks): New.
1801 (cgraph_optimize): Call it.
1802 Return if any IPA pass finds an error.
1803 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
1806 2009-09-03 Simon Baldwin <simonb@google.com>
1807 Rafael Espindola <espindola@google.com>
1808 Richard Guenther <rguenther@suse.de>
1809 Doug Kwan <dougkwan@google.com>
1810 Diego Novillo <dnovillo@google.com>
1812 * tree.c: Include tree-pass.h, langhooks-def.h,
1813 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
1814 (free_lang_data_in_type): New.
1815 (need_assembler_name_p): New.
1816 (free_lang_data_in_block): New.
1817 (free_lang_data_in_decl): New.
1818 (struct free_lang_data_d): New.
1819 (add_tree_to_fld_list): New.
1820 (find_decls_types_r): New.
1821 (get_eh_types_for_runtime): New.
1822 (find_decls_types_in_eh_region): New.
1823 (find_decls_types_in_node): New.
1824 (find_decls_types_in_var): New.
1825 (free_lang_data_in_cgraph): New.
1826 (free_lang_data): New.
1827 (gate_free_lang_data): New.
1828 (pass_ipa_free_lang_data): New.
1830 2009-09-03 Diego Novillo <dnovillo@google.com>
1832 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
1833 * langhooks.h (struct lang_hooks): Add field free_lang_data.
1834 (lang_hooks): Remove const qualifier.
1835 * ipa.c (cgraph_remove_unreachable_nodes): Call
1836 remove_unreachable_alias_pairs.
1837 * except.c (add_type_for_runtime): Check if TYPE has
1838 already been converted.
1839 (lookup_type_for_runtime): Likewise.
1840 (check_handled): Handle converted types.
1841 * varasm.c (remove_unreachable_alias_pairs): New.
1842 * gimple.c: Include demangle.h.
1843 (gimple_decl_printable_name): New.
1844 (gimple_fold_obj_type_ref): New.
1845 * gimple.h (gimple_decl_printable_name): Declare.
1846 (gimple_fold_obj_type_ref): Declare.
1847 * passes.c (init_optimization_passes): Add pass
1848 pass_ipa_free_lang_data.
1849 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
1850 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
1852 2009-09-03 Diego Novillo <dnovillo@google.com>
1854 * c-lang.c (lang_hooks): Remove const qualifier.
1856 2009-09-02 Loren James Rittle <ljrittle@acm.org>
1858 * doc/install.texi (*-*-freebsd*): Update target information.
1860 2009-09-02 Anatoly Sokolov <aesok@post.ru>
1862 * hard-reg-set.h (call_fixed_regs): Remove.
1863 * reginfo.c (call_fixed_regs): Remove.
1864 (init_reg_sets_1): Remove initialization of call_fixed_regs.
1865 (globalize_reg): Don't use call_fixed_regs.
1866 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
1869 2009-09-01 Michael Matz <matz@suse.de>
1871 * expr.h (emit_storent_insn, expand_expr_real_1,
1872 expand_expr_real_2): Declare.
1873 * expr.c (emit_storent_insn, expand_expr_real_1,
1874 expand_expr_real_2): Export.
1875 (store_expr): Setting and evaluating dont_return_target is useless.
1876 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
1877 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
1878 * except.c (expand_resx_expr): Rename to ...
1879 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
1880 * except.h (expand_resx_stmt): Declare.
1881 * stmt.c: Add include gimple.h
1882 (expand_asm_expr): Rename to ...
1883 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
1884 (expand_case): Rewrite to take gimple statement.
1885 * tree.h (expand_asm_stmt): Declare.
1886 (expand_case): Change prototype.
1887 * Makefile.in (stmt.o): Depend on gimple.h.
1888 * builtins.c (expand_builtin_synchronize): Build gimple asm
1889 statement, not an ASM_EXPR.
1890 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
1891 gimple_to_tree, release_stmt_tree): Remove.
1892 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
1893 ggc_free, but hold comparison code and operands separately.
1894 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
1895 (expand_call_stmt, expand_gimple_stmt_1,
1896 expand_gimple_stmt): New helpers.
1897 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
1898 release_stmt_tree. Call expand_gimple_stmt instead.
1899 (expand_gimple_basic_block): Ditto.
1901 * calls.c (emit_call_1): Don't look at EH regions here, make
1902 fntree parameter useless.
1903 (expand_call): New local rettype for TREE_TYPE(exp), use it
1904 throughout. Remove local p, use addr instead.
1905 Don't look at EH regions here.
1907 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
1909 * doc/invoke.texi (-fsched-pressure): Document it.
1910 (-fsched-reg-pressure-heuristic): Remove it.
1912 * reload.c (ira.h): Include.
1913 (find_reloads): Add choosing reload on number of small spilled
1916 * haifa-sched.c (ira.h): Include.
1917 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
1918 saved_reg_pressure, curr_reg_live, saved_reg_live,
1919 region_ref_regs): New variables.
1920 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
1921 initiate_reg_pressure_info, setup_ref_regs,
1922 initiate_bb_reg_pressure_info, save_reg_pressure,
1923 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
1925 (setup_insn_reg_pressure_info): New function.
1926 (rank_for_schedule): Add pressure checking and insn issue time.
1927 Remove comparison of insn reg weights.
1928 (ready_sort): Set insn reg pressure info.
1929 (update_register_pressure, setup_insn_max_reg_pressure,
1930 update_reg_and_insn_max_reg_pressure,
1931 sched_setup_bb_reg_pressure_info): New functions.
1932 (schedule_insn): Add code for printing and updating reg pressure info.
1933 (find_set_reg_weight, find_insn_reg_weight): Remove.
1934 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
1935 (debug_ready_list): Print reg pressure info.
1936 (schedule_block): Ditto. Check insn issue time.
1937 (sched_init): Set up sched_pressure_p. Allocate and set up some
1938 reg pressure related info.
1939 (sched_finish): Free some reg pressure related info.
1940 (fix_tick_ready): Make insn always ready if pressure_p.
1941 (init_h_i_d): Don't call find_insn_reg_weight.
1942 (haifa_finish_h_i_d): Free insn reg pressure info.
1944 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
1945 ira_memory_move_cost, ira_class_hard_regs,
1946 ira_class_hard_regs_num, ira_no_alloc_regs,
1947 ira_available_class_regs, ira_reg_class_cover_size,
1948 ira_reg_class_cover, ira_class_translate): Move to ira.h.
1950 * ira-lives.c (single_reg_class): Check mode to find how many
1951 registers are necessary for operand.
1952 (ira_implicitly_set_insn_hard_regs): New.
1954 * common.opt (fsched-pressure): New options.
1955 (fsched-reg-pressure-heuristic): Remove.
1957 * ira.c (setup_eliminable_regset): Rename to
1958 ira_setup_eliminable_regset. Make it external.
1959 (expand_reg_info): Pass cover class to setup_reg_classes.
1960 (ira): Call resize_reg_info instead of allocate_reg_info.
1962 * sched-deps.c: Include ira.h.
1963 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
1964 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
1965 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
1966 mark_insn_hard_regno_birth, mark_insn_reg_birth,
1967 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
1968 mark_insn_reg_store, mark_insn_reg_clobber,
1969 setup_insn_reg_pressure_info): New.
1970 (sched_analyze_1): Update implicit_reg_pending_uses.
1971 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
1972 Use them to create dependencies. Set insn reg uses and pressure
1973 info. Process reg_pending_uses in one place.
1974 (free_deps): Free implicit sets.
1975 (remove_from_deps): Remove implicit sets if necessary. Check
1976 implicit sets when clearing reg_last_in_use.
1977 (init_deps_global): Clear implicit_reg_pending_clobbers and
1978 implicit_reg_pending_uses.
1980 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
1981 ira_memory_move_cost, ira_class_hard_regs,
1982 ira_class_hard_regs_num, ira_no_alloc_regs,
1983 ira_available_class_regs, ira_reg_class_cover_size,
1984 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
1985 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
1986 ira_implicitly_set_insn_hard_regs): New prototypes.
1988 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
1989 cost_elements_num): New variables.
1990 (allocno_costs, total_costs): Rename to costs and
1991 total_allocno_costs.
1992 (COSTS_OF_ALLOCNO): Rename to COSTS.
1993 (allocno_pref): Rename to pref.
1994 (allocno_pref_buffer): Rename to pref_buffer.
1995 (common_classes): Rename to regno_cover_class.
1997 (record_reg_classes): Set allocno attributes only if allocno_p.
1998 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
1999 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
2000 and COSTS_OF_ALLOCNO.
2001 (print_costs): Rename to print_allocno_costs.
2002 (print_pseudo_costs): New.
2003 (process_bb_node_for_costs): Split into 2 functions with new
2004 function process_bb_for_costs. Pass BB to process_bb_for_costs.
2005 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
2006 new parameter dump_file. Use cost_elements_num instead of
2007 ira_allocnos_num. Make one iteration if preferred classes were
2008 already calculated for scheduler. Make 2 versions of code
2009 depending on allocno_p.
2010 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
2011 regno_cover_class and COSTS instead of common_classes and
2013 (init_costs, finish_costs): New.
2014 (ira_costs): Set up allocno_p and cost_elements_num. Call
2015 init_costs and finish_costs.
2016 (ira_set_pseudo_classes): New.
2018 * rtl.h (allocate_reg_info): Remove.
2019 (resize_reg_info): Change return type.
2020 (reg_cover_class): New.
2021 (setup_reg_classes): Add new parameter.
2023 * sched-int.h (struct deps_reg): New member implicit_sets.
2024 (sched_pressure_p, sched_regno_cover_class): New external definitions.
2025 (INCREASE_BITS): New macro.
2026 (struct reg_pressure_data, struct reg_use_data): New.
2027 (struct _haifa_insn_data): Remove reg_weight. Add members
2028 reg_pressure, reg_use_list, reg_set_list, and
2029 reg_pressure_excess_cost_change.
2030 (struct deps): New member implicit_sets.
2031 (pressure_p): New variable.
2032 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
2033 (struct reg_pressure_data, struct reg_use_data): New.
2034 (INSN_REG_WEIGHT): Remove.
2035 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
2036 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
2037 (sched_init_region_reg_pressure_info,
2038 sched_setup_bb_reg_pressure_info): New prototypes.
2040 * reginfo.c (struct reg_pref): New member coverclass.
2041 (reg_cover_class): New function.
2042 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
2043 (reg_info_size): New variable.
2044 (allocate_reg_info): Make static. Setup reg_info_size.
2045 (resize_reg_info): Use reg_info_size. Return flag of resizing.
2046 (setup_reg_classes): Add a new parameter. Setup cover class too.
2048 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
2051 * sched-rgn.c (deps_join): Set up implicit_sets.
2052 (schedule_region): Set up region and basic blocks pressure
2055 * passes.c (init_optimization_passes): Move
2056 pass_subregs_of_mode_init before pass_sched.
2058 2009-09-02 Martin Jambor <mjambor@suse.cz>
2060 * tree-sra.c (struct access): New field grp_hint.
2061 (dump_access): Dump grp_hint.
2062 (sort_and_splice_var_accesses): Set grp_hint if a group is read
2064 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
2065 those which have been specifically read and somehow written to.
2066 (propagate_subacesses_accross_link): Set grp_hint of right child and
2067 also possibly of the left child.
2069 2009-09-02 Jakub Jelinek <jakub@redhat.com>
2071 * tree-object-size.c (addr_object_size): Always use object_size_type
2072 0 or 2 when determining the pointer pointed object size.
2074 2009-09-02 Richard Guenther <rguenther@suse.de>
2077 2009-08-31 Richard Guenther <rguenther@suse.de>
2079 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2080 to query if the memory regions for memmove overlap.
2081 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2082 asserts on pointers, instead deal with odd trees.
2083 (ptr_derefs_may_alias_p): Likewise.
2084 (refs_may_alias_p_1): Constructor bases also never alias.
2086 2009-08-01 Christian Bruel <christian.bruel@st.com>
2089 2009-07-31 Christian Bruel <christian.bruel@st.com>
2090 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2092 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
2094 * doc/invoke.texi (-fvar-tracking-assignments): New.
2095 (-fvar-tracking-assignments-toggle): New.
2096 (-fdump-final-insns=file): Mark filename as optional.
2097 (--param min-nondebug-insn-uid): New.
2098 (-gdwarf-@{version}): Mention version 4.
2099 * opts.c (common_handle_option): Accept it.
2100 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
2101 * regrename.c (regrename_optimize): Drop last. Don't count debug
2102 insns as uses. Don't reject change because of debug insn.
2103 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
2104 from the chain starter, and check for inexact matches in DEBUG_INSNS.
2105 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
2106 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
2107 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
2108 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
2109 * doc/gimple.texi (is_gimple_debug): New.
2110 (gimple_debug_bind_p): New.
2111 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
2112 * doc/install.texi (bootstrap-debug): More details.
2113 (bootstrap-debug-big, bootstrap-debug-lean): Document.
2114 (bootstrap-debug-lib): More details.
2115 (bootstrap-debug-ckovw): Update.
2116 (bootstrap-time): New.
2117 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
2118 (insert_phi_nodes_for): Insert debug stmts.
2119 (rewrite_stmt): Take iterator. Insert debug stmts.
2120 (rewrite_enter_block): Adjust.
2121 (maybe_replace_use_in_debug_stmt): New.
2122 (rewrite_update_stmt): Use it.
2123 (mark_use_interesting): Return early for debug stmts.
2124 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
2125 stmts before replacing stmt.
2126 (move_computations_stmt): Likewise.
2127 * ira-conflicts.c (add_copies): Skip debug insns.
2128 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
2129 (regstat_bb_compute_ri): Skip debug insns.
2130 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
2131 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
2132 check_loop_closed_ssa_stmt): Skip debug stmts.
2133 * tree-tailcall.c (find_tail_calls): Likewise.
2134 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
2135 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
2136 (build_var_debug_value_stat): Declare.
2137 (build_var_debug_value): Define.
2138 (target_for_debug_bind): Declare.
2139 * reload.c (find_equiv_reg): Skip debug insns.
2140 * rtlanal.c (reg_used_between_p): Skip debug insns.
2141 (side_effects_p): Likewise.
2142 (canonicalize_condition): Likewise.
2143 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
2144 insns never depend on debug insns.
2145 (create_ddg_dep_no_link): Likewise.
2146 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
2147 Don't add inter-loop dependencies for debug insns.
2148 (build_intra_loop_deps): Likewise.
2149 (create_ddg): Count debug insns.
2150 * ddg.h (struct ddg::num_debug): New.
2151 (num_backargs): Pair up with previous int field.
2152 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
2153 -fcompare-debug-second.
2154 * final.c (get_attr_length_1): Skip debug insns.
2155 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
2156 * gcc.c (invoke_as): Call compare-debug-dump-opt.
2157 (driver_self_specs): Map -fdump-final-insns to
2158 -fdump-final-insns=..
2159 (get_local_tick): New.
2160 (compare_debug_dump_opt_spec_function): Test for . argument and
2161 compute output name. Compute temp output spec without flag name.
2162 Compute -frandom-seed.
2163 (OPT): Undef after use.
2164 * cfgloopanal.c (num_loop_insns): Skip debug insns.
2165 (average_num_loop_insns): Likewise.
2166 * params.h (MIN_NONDEBUG_INSN_UID): New.
2167 * gimple.def (GIMPLE_DEBUG): New.
2168 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
2169 * auto-inc-dec.c (merge_in_block): Skip debug insns.
2170 (merge_in_block): Fix whitespace.
2171 * toplev.c (flag_var_tracking): Update comment.
2172 (flag_var_tracking_assignments): New.
2173 (flag_var_tracking_assignments_toggle): New.
2174 (process_options): Don't open final insns dump file if we're not
2175 going to write to it. Compute defaults for var_tracking.
2176 * df-scan.c (df_insn_rescan_debug_internal): New.
2177 (df_uses_record): Handle debug insns.
2178 * haifa-sched.c (ready): Initialize n_debug.
2179 (contributes_to_priority): Skip debug insns.
2180 (dep_list_size): New.
2182 (rank_for_schedule): Likewise. Schedule debug insns as soon as
2183 they're ready. Disregard previous debug insns to make decisions.
2184 (queue_insn): Never queue debug insns.
2185 (ready_add, ready_remove_first, ready_remove): Count debug insns.
2186 (schedule_insn): Don't reject debug insns because of issue rate.
2187 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
2188 (queue_to_ready): Skip and discount debug insns.
2189 (choose_ready): Let debug insns through.
2190 (schedule_block): Check boundary debug insns. Discount debug
2191 insns, schedule them early. Adjust whitespace.
2192 (set_priorities): Check for boundary debug insns.
2193 (add_jump_dependencies): Use dep_list_size.
2194 (prev_non_location_insn): New.
2195 (check_cfg): Use it.
2196 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
2198 (remove_unused_ivs): Reset debug stmts.
2199 * modulo-sched.c (const_iteration_count): Skip debug insns.
2200 (res_MII): Discount debug insns.
2201 (loop_single_full_bb_p): Skip debug insns.
2202 (sms_schedule): Likewise.
2203 (sms_schedule_by_order): Likewise.
2204 (ps_has_conflicts): Likewise.
2205 * caller-save.c (refmarker_fn): New.
2206 (save_call_clobbered_regs): Replace regs with saved mem in
2208 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
2209 Call refmarker_fn mark for hardregnos.
2210 (mark_reg_as_referenced): New.
2211 (replace_reg_with_saved_mem): New.
2212 * ipa-pure-const.c (check_stmt): Skip debug stmts.
2213 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
2215 (cse_extended_basic_block): Skip debug insns.
2216 (count_reg_usage): Likewise.
2217 (is_dead_reg): New, split out of...
2218 (set_live_p): ... here.
2219 (insn_live_p): Use it for debug insns.
2220 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
2221 (execute_optimize_stdarg): Likewise.
2222 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2223 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
2224 changes in debug stmts as changes.
2225 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
2226 (moveup_expr): Don't move across debug insns. Don't move
2227 debug insn if it would create a bookkeeping block.
2228 (moveup_expr_cached): Don't use cache for debug insns that
2229 are heads of blocks.
2230 (compute_av_set_inside_bb): Skip debug insns.
2231 (sel_rank_for_schedule): Schedule debug insns first. Remove
2233 (block_valid_for_bookkeeping_p); Support lax searches.
2234 (create_block_for_bookkeeping): Adjust block numbers when
2235 encountering debug-only blocks.
2236 (find_place_for_bookkeeping): Deal with debug-only blocks.
2237 (generate_bookkeeping_insn): Accept no place to insert.
2238 (remove_temp_moveop_nops): New argument full_tidying.
2239 (prepare_place_to_insert): Deal with debug insns.
2240 (advance_state_on_fence): Debug insns don't start cycles.
2241 (update_boundaries): Take fence as argument. Deal with
2243 (schedule_expr_on_boundary): No full_tidying on debug insns.
2244 (fill_insns): Deal with debug insns.
2245 (track_scheduled_insns_and_blocks): Don't count debug insns.
2246 (need_nop_to_preserve_insn_bb): New, split out of...
2247 (remove_insn_from_stream): ... this.
2248 (fur_orig_expr_not_found): Skip debug insns.
2249 * rtl.def (VALUE): Move up.
2251 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
2252 (nearest_common_dominator_of_uses): Take debug_stmts argument.
2253 Set it if debug stmts are found.
2254 (statement_sink_location): Skip debug stmts. Propagate
2255 moving defs into debug stmts.
2256 * ifcvt.c (first_active_insn): Skip debug insns.
2257 (last_active_insns): Likewise.
2258 (cond_exec_process_insns): Likewise.
2259 (noce_process_if_block): Likewise.
2260 (check_cond_move_block): Likewise.
2261 (cond_move_convert_if_block): Likewise.
2262 (block_jumps_and_fallthru_p): Likewise.
2263 (dead_or_predicable): Likewise.
2264 * dwarf2out.c (debug_str_hash_forced): New.
2265 (find_AT_string): Add comment.
2266 (gen_label_for_indirect_string): New.
2267 (get_debug_string_label): New.
2268 (AT_string_form): Use it.
2269 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
2270 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
2271 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
2272 several operations that cannot be represented with DWARF opcodes.
2273 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
2274 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
2275 (dwarf2out_var_location): Take during-call mark into account.
2276 (output_indirect_string): Update comment. Output if there are
2277 label and references.
2278 (prune_indirect_string): New.
2279 (prune_unused_types): Call it if debug_str_hash_forced.
2280 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
2281 (dw_long_long_const): Remove.
2282 (struct dw_val_struct): Change val_long_long type to rtx.
2283 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
2284 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
2285 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
2286 component instead of HOST_BITS_PER_LONG.
2287 (output_loc_operands): Likewise. For const8* assert
2288 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
2289 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
2290 rather than HOST_BITS_PER_LONG is >= 64.
2291 (add_AT_long_long): Remove val_hi and val_lo arguments, add
2293 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
2294 HOST_BITS_PER_LONG for dw_val_class_long_long.
2295 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
2296 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
2297 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
2299 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2300 Handle DW_OP_implicit_value.
2301 (extract_int): Move prototype earlier.
2302 (mem_loc_descriptor): For SUBREG punt if inner
2303 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
2304 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
2305 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
2306 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
2307 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
2308 instead of Pmode size.
2309 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
2310 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
2311 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
2312 (concat_loc_descriptor, concatn_loc_descriptor,
2313 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
2314 (add_location_or_const_value_attribute): Likewise. For single
2315 location loc_lists attempt to use add_const_value_attribute
2316 for constant decls. Add DW_AT_const_value even if
2317 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
2319 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
2320 (control_flow_insn_p): Likewise.
2321 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
2322 (separate_decls_in_region_debug_bind): New.
2323 (separate_decls_in_region): Process debug bind stmts afterwards.
2324 * recog.c (verify_changes): Handle debug insns.
2325 (extract_insn): Likewise.
2326 (peephole2_optimize): Skip debug insns.
2327 * dse.c (scan_insn): Skip debug insns.
2328 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
2330 (setup_id_for_insn): Handle debug insns.
2331 (maybe_tidy_empty_bb): Adjust whitespace.
2332 (tidy_control_flow): Skip debug insns.
2333 (sel_remove_insn): Adjust for debug insns.
2334 (sel_estimate_number_of_insns): Skip debug insns.
2335 (create_insn_rtx_from_pattern): Handle debug insns.
2336 (create_copy_of_insn_rtx): Likewise.
2337 * sel-sched-.h (sel_bb_end): Declare.
2338 (sel_bb_empty_or_nop_p): New.
2339 (get_all_loop_exits): Use it.
2340 (_eligible_successor_edge_p): Likewise.
2341 (return_nop_to_pool): Adjust.
2342 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
2343 * ira-lives.c (process_bb_node_lives): Skip debug insns.
2344 * gimple-pretty-print.c (dump_gimple_debug): New.
2345 (dump_gimple_stmt): Use it.
2346 (dump_bb_header): Skip gimple debug stmts.
2347 * regmove.c (optimize_reg_copy_1): Discount debug insns.
2348 (fixup_match_2): Likewise.
2349 (regmove_backward_pass): Likewise. Simplify combined
2350 replacement. Handle debug insns.
2351 * function.c (instantiate_virtual_regs): Handle debug insns.
2352 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
2353 * print-rtl.h: Include cselib.h.
2354 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
2355 * df.h (df_inns_rescan_debug_internal): Declare.
2356 * gcse.c (alloc_hash_table): Estimate n_insns.
2357 (cprop_insn): Don't regard debug insns as changes.
2358 (bypass_conditional_jumps): Skip debug insns.
2359 (one_pre_gcse_pass): Adjust.
2360 (one_code_hoisting_pass): Likewise.
2361 (compute_ld_motion_mems): Skip debug insns.
2362 (one_cprop_pass): Adjust.
2363 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
2364 (if_convertible_stmt_p): Handle debug stmts.
2365 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
2366 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
2367 * ira-build.c (create_bb_allocnos): Skip debug insns.
2368 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
2369 (has_single_use): Likewise.
2370 (single_imm_use): Likewise.
2371 (num_imm_uses): Likewise.
2372 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
2373 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
2374 (create_outofssa_var_map): Likewise.
2375 * lower-subreg.c (adjust_decomposed_uses): New.
2376 (resolve_debug): New.
2377 (decompose_multiword_subregs): Use it.
2378 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
2379 * emit-rtl.c: Include params.h.
2380 (cur_debug_insn_uid): Define.
2381 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
2382 (copy_rtx_if_shared_1): Handle debug insns.
2383 (reset_used_flags): Likewise.
2384 (set_used_flags): LIkewise.
2385 (get_max_insn_count): New.
2386 (next_nondebug_insn): New.
2387 (prev_nondebug_insn): New.
2388 (make_debug_insn_raw): New.
2389 (emit_insn_before_noloc): Handle debug insns.
2390 (emit_jump_insn_before_noloc): Likewise.
2391 (emit_call_insn_before_noloc): Likewise.
2392 (emit_debug_insn_before_noloc): New.
2393 (emit_insn_after_noloc): Handle debug insns.
2394 (emit_jump_insn_after_noloc): Likewise.
2395 (emit_call_insn_after_noloc): Likewise.
2396 (emit_debug_insn_after_noloc): Likewise.
2397 (emit_insn_after): Take loc from earlier non-debug insn.
2398 (emit_jump_insn_after): Likewise.
2399 (emit_call_insn_after): Likewise.
2400 (emit_debug_insn_after_setloc): New.
2401 (emit_debug_insn_after): New.
2402 (emit_insn_before): Take loc from later non-debug insn.
2403 (emit_jump_insn_before): Likewise.
2404 (emit_call_insn_before): Likewise.
2405 (emit_debug_insn_before_setloc): New.
2406 (emit_debug_insn_before): New.
2407 (emit_insn): Handle debug insns.
2408 (emit_debug_insn): New.
2409 (emit_jump_insn): Handle debug insns.
2410 (emit_call_insn): Likewise.
2412 (init_emit): Take min-nondebug-insn-uid into account.
2413 Initialize cur_debug_insn_uid.
2414 (emit_copy_of_insn_after): Handle debug insns.
2415 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
2416 location of single rhs in place.
2417 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
2418 (floor_sdiv_adjust): New.
2419 (cell_sdiv_adjust): New.
2420 (cell_udiv_adjust): New.
2421 (round_sdiv_adjust): New.
2422 (round_udiv_adjust): New.
2423 (wrap_constant): Moved from cselib.
2424 (unwrap_constant): New.
2425 (expand_debug_expr): New.
2426 (expand_debug_locations): New.
2427 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
2429 (gimple_expand_cfg): Expand debug locations.
2430 * cselib.c: Include tree-pass.h.
2431 (struct expand_value_data): New.
2432 (cselib_record_sets_hook): New.
2433 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
2434 (cselib_clear_table): Move, and implemnet in terms of...
2435 (cselib_reset_table_with_next_value): ... this.
2436 (cselib_get_next_unknown_value): New.
2437 (discard_useless_locs): Don't discard preserved values.
2438 (cselib_preserve_value): New.
2439 (cselib_preserved_value_p): New.
2440 (cselib_preserve_definitely): New.
2441 (cselib_clear_preserve): New.
2442 (cselib_preserve_only_values): New.
2443 (new_cselib_val): Take rtx argument. Dump it in details.
2444 (cselib_lookup_mem): Adjust.
2445 (expand_loc): Take regs_active in struct. Adjust. Silence
2446 dumps unless details are requested.
2447 (cselib_expand_value_rtx_cb): New.
2448 (cselib_expand_value_rtx): Rename and reimplment in terms of...
2449 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
2450 without details. Copy more subregs. Try to resolve values
2451 using a callback. Wrap constants.
2452 (cselib_subst_to_values): Adjust.
2453 (cselib_log_lookup): New.
2454 (cselib_lookup): Call it.
2455 (cselib_invalidate_regno): Don't count preserved values as useless.
2456 (cselib_invalidate_mem): Likewise.
2457 (cselib_record_set): Likewise.
2458 (struct set): Renamed to cselib_set, moved to cselib.h.
2459 (cselib_record_sets): Adjust. Call hook.
2460 (cselib_process_insn): Reset table when it would be cleared.
2461 (dump_cselib_val): New.
2462 (dump_cselib_table): New.
2463 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
2464 (remove_forwarder_block): Support moving debug stmts.
2465 * cselib.h (cselib_record_sets_hook): Declare.
2466 (cselib_expand_callback): New type.
2467 (cselib_expand_value_rtx_cb): Declare.
2468 (cselib_reset_table_with_next_value): Declare.
2469 (cselib_get_next_unknown_value): Declare.
2470 (cselib_preserve_value): Declare.
2471 (cselib_preserved_value_p): Declare.
2472 (cselib_preserve_only_values): Declare.
2473 (dump_cselib_table): Declare.
2474 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
2475 (try_crossjump_to_edge): Likewise.
2476 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
2477 dominated blocks when debug stmts are present.
2478 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
2479 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
2480 (set_var_live_on_entry): Likewise.
2481 * loop-invariant.c (find_invariants_bb): Skip debug insns.
2482 * cfglayout.c (curr_location, last_location): Make static.
2483 (set_curr_insn_source_location): Don't avoid bouncing.
2484 (get_curr_insn_source_location): New.
2485 (get_curr_insn_block): New.
2486 (duplicate_insn_chain): Handle debug insns.
2487 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
2489 * common.opt (fcompare-debug): Move to sort order.
2490 (fdump-unnumbered-links): Likewise.
2491 (fvar-tracking-assignments): New.
2492 (fvar-tracking-assignments-toggle): New.
2493 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
2494 because of debug stmts.
2495 (mark_stmt_if_obviously_necessary): Mark debug stmts.
2496 (eliminate_unnecessary_stmts): Walk dominated blocks before
2498 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
2499 * ira.c (memref_used_between_p): Skip debug insns.
2500 (update_equiv_regs): Likewise.
2501 * sched-deps.c (sd_lists_size): Accept empty list.
2502 (sd_init_insn): Mark debug insns.
2503 (sd_finish_insn): Unmark them.
2504 (sd_add_dep): Reject non-debug deps on debug insns.
2505 (fixup_sched_groups): Give debug insns group treatment.
2507 (sched_analyze_reg): Don't mark debug insns for sched before call.
2508 (sched_analyze_2): Handle debug insns.
2509 (sched_analyze_insn): Compute next non-debug insn. Handle debug
2511 (deps_analyze_insn): Handle debug insns.
2512 (deps_start_bb): Skip debug insns.
2513 (init_deps): Initialize last_debug_insn.
2514 * tree-ssa.c (target_for_debug_bind): New.
2515 (find_released_ssa_name): New.
2516 (propagate_var_def_into_debug_stmts): New.
2517 (propagate_defs_into_debug_stmts): New.
2518 (verify_ssa): Skip debug bind stmts without values.
2519 (warn_uninialized_vars): Skip debug stmts.
2520 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
2521 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
2522 (rtx_equal_p): Likewise.
2523 * ira-costs.c (scan_one_insn): Skip debug insns.
2524 (process_bb_node_for_hard_reg_moves): Likewise.
2525 * rtl.h (DEBUG_INSN_P): New.
2526 (NONDEBUG_INSN_P): New.
2527 (MAY_HAVE_DEBUG_INSNS): New.
2528 (INSN_P): Accept debug insns.
2529 (RTX_FRAME_RELATED_P): Likewise.
2530 (INSN_DELETED_P): Likewise
2531 (PAT_VAR_LOCATION_DECL): New.
2532 (PAT_VAR_LOCATION_LOC): New.
2533 (PAT_VAR_OCATION_STATUS): New.
2534 (NOTE_VAR_LOCATION_DECL): Reimplement.
2535 (NOTE_VAR_LOCATION_LOC): Likewise.
2536 (NOTE_VAR_LOCATION_STATUS): Likewise.
2537 (INSN_VAR_LOCATION): New.
2538 (INSN_VAR_LOCATION_DECL): New.
2539 (INSN_VAR_LOCATION_LOC): New.
2540 (INSN_VAR_LOCATION_STATUS): New.
2541 (gen_rtx_UNKNOWN_VAR_LOC): New.
2542 (VAR_LOC_UNKNOWN_P): New.
2543 (NOTE_DURING_CALL_P): New.
2544 (SCHED_GROUP_P): Accept debug insns.
2545 (emit_debug_insn_before): Declare.
2546 (emit_debug_insn_before_noloc): Declare.
2547 (emit_debug_insn_beore_setloc): Declare.
2548 (emit_debug_insn_after): Declare.
2549 (emit_debug_insn_after_noloc): Declare.
2550 (emit_debug_insn_after_setloc): Declare.
2551 (emit_debug_insn): Declare.
2552 (make_debug_insn_raw): Declare.
2553 (prev_nondebug_insn): Declare.
2554 (next_nondebug_insn): Declare.
2555 (delegitimize_mem_from_attrs): Declare.
2556 (get_max_insn_count): Declare.
2557 (wrap_constant): Declare.
2558 (unwrap_constant): Declare.
2559 (get_curr_insn_source_location): Declare.
2560 (get_curr_insn_block): Declare.
2561 * tree-inline.c (insert_debug_decl_map): New.
2562 (processing_debug_stmt): New.
2563 (remap_decl): Don't create new mappings in debug stmts.
2564 (remap_gimple_op_r): Don't add references in debug stmts.
2565 (copy_tree_body_r): Likewise.
2566 (remap_gimple_stmt): Handle debug bind stmts.
2567 (copy_bb): Skip debug stmts.
2568 (copy_edges_for_bb): Likewise.
2569 (copy_debug_stmt): New.
2570 (copy_debug_stmts): New.
2571 (copy_body): Copy debug stmts at the end.
2572 (insert_init_debug_bind): New.
2573 (insert_init_stmt): Take id. Skip and emit debug stmts.
2574 (setup_one_parameter): Remap variable earlier, register debug mapping.
2575 (estimate_num_insns): Skip debug stmts.
2576 (expand_call_inline): Preserve debug_map.
2577 (optimize_inline_calls): Check for no debug_stmts left-overs.
2578 (unsave_expr_now): Preserve debug_map.
2579 (copy_gimple_seq_and_replace_locals): Likewise.
2580 (tree_function_versioning): Check for no debug_stmts left-overs.
2581 Init and destroy debug_map as needed. Split edges unconditionally.
2582 (build_duplicate_type): Init and destroy debug_map as needed.
2583 * tree-inline.h: Include gimple.h instead of pointer-set.h.
2584 (struct copy_body_data): Add debug_stmts and debug_map.
2585 * sched-int.h (struct ready_list): Add n_debug.
2586 (struct deps): Add last_debug_insn.
2587 (DEBUG_INSN_SCHED_P): New.
2588 (BOUNDARY_DEBUG_INSN_P): New.
2589 (SCHEDULE_DEBUG_INSN_P): New.
2590 (sd_iterator_cond): Accept empty list.
2591 * combine.c (create_log_links): Skip debug insns.
2592 (combine_instructions): Likewise.
2593 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
2594 return value is always unshared.
2595 (struct rtx_subst_pair): New.
2596 (auto_adjust_pair): New.
2597 (propagate_for_debug_subst): New.
2598 (propagate_for_debug): New.
2599 (try_combine): Skip debug insns. Propagate removed defs into
2601 (next_nonnote_nondebug_insn): New.
2602 (distribute_notes): Use it. Skip debug insns.
2603 (distribute_links): Skip debug insns.
2604 * tree-outof-ssa.c (set_location_for_edge): Likewise.
2605 * resource.c (mark_target_live_regs): Likewise.
2606 * var-tracking.c: Include cselib.h and target.h.
2607 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
2609 (micro_operation_type_name): New.
2610 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
2611 (struct micro_operation_def): Update comments.
2612 (decl_or_value): New type. Use instead of decls.
2613 (struct emit_note_data_def): Add vars.
2614 (struct attrs_def): Use decl_or_value.
2615 (struct variable_tracking_info_def): Add permp, flooded.
2616 (struct location_chain_def): Update comment.
2617 (struct variable_part_def): Use decl_or_value.
2618 (struct variable_def): Make var_part a variable length array.
2620 (scratch_regs): New.
2621 (cselib_hook_called): New.
2622 (dv_is_decl_p): New.
2623 (dv_is_value_p): New.
2626 (dv_as_opaque): New.
2627 (dv_onepart_p): New.
2629 (IS_DECL_CODE): New.
2630 (check_value_is_not_decl): New.
2631 (dv_from_decl): New.
2632 (dv_from_value): New.
2633 (dv_htab_hash): New.
2634 (variable_htab_hash): Use it.
2635 (variable_htab_eq): Support values.
2636 (variable_htab_free): Free from the right pool.
2637 (attrs_list_member, attrs_list_insert): Use decl_or_value.
2638 (attrs_list_union): Adjust.
2639 (attrs_list_mpdv_union): New.
2640 (tie_break_pointers): New.
2641 (canon_value_cmp): New.
2642 (unshare_variable): Return possibly-modified slot.
2643 (vars_copy_1): Adjust.
2644 (var_reg_decl_set): Adjust. Split out of...
2645 (var_reg_set): ... this.
2646 (get_init_value): Adjust.
2647 (var_reg_delete_and_set): Adjust.
2648 (var_reg_delete): Adjust.
2649 (var_regno_delete): Adjust.
2650 (var_mem_decl_set): Split out of...
2651 (var_mem_set): ... this.
2652 (var_mem_delete_and_set): Adjust.
2653 (var_mem_delete): Adjust.
2657 (variable_union): Adjust. Speed up merge of 1-part vars.
2658 (variable_canonicalize): Use unshared slot.
2659 (VALUED_RECURSED_INTO): New.
2660 (find_loc_in_1pdv): New.
2661 (struct dfset_merge): New.
2662 (insert_into_intersection): New.
2663 (intersect_loc_chains): New.
2665 (canonicalize_loc_order_check): New.
2666 (canonicalize_values_mark): New.
2667 (canonicalize_values_star): New.
2668 (variable_merge_over_cur): New.
2669 (variable_merge_over_src): New.
2670 (dataflow_set_merge): New.
2671 (dataflow_set_equiv_regs): New.
2672 (remove_duplicate_values): New.
2673 (struct dfset_post_merge): New.
2674 (variable_post_merge_new_vals): New.
2675 (variable_post_merge_perm_vals): New.
2676 (dataflow_post_merge_adjust): New.
2677 (find_mem_expr_in_1pdv): New.
2678 (dataflow_set_preserve_mem_locs): New.
2679 (dataflow_set_remove_mem_locs): New.
2680 (dataflow_set_clear_at_call): New.
2681 (onepart_variable_different_p): New.
2682 (variable_different_p): Use it.
2683 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
2684 (track_expr_p): Add need_rtl parameter. Don't generate rtl
2686 (track_loc_p): Pass it true.
2687 (struct count_use_info): New.
2688 (find_use_val): New.
2689 (replace_expr_with_values): New.
2691 (use_type): New, partially split out of...
2692 (count_uses): ... this. Count new micro-ops.
2693 (count_uses_1): Adjust.
2694 (count_stores): Adjust.
2695 (count_with_sets): New.
2696 (VAL_NEEDS_RESOLUTION): New.
2697 (VAL_HOLDS_TRACK_EXPR): New.
2698 (VAL_EXPR_IS_COPIED): New.
2699 (VAL_EXPR_IS_CLOBBERED): New.
2700 (add_uses): Adjust. Generate new micro-ops.
2701 (add_uses_1): Adjust.
2702 (add_stores): Generate new micro-ops.
2703 (add_with_sets): New.
2704 (find_src_status): Adjust.
2705 (find_src_set_src): Adjust.
2706 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
2707 Handle new micro-ops. Canonicalize value equivalances.
2708 (vt_find_locations): Compute total size of hash tables for
2709 dumping. Perform merge for var-tracking-assignments. Don't
2710 disregard single-block loops.
2711 (dump_attrs_list): Handle decl_or_value.
2712 (dump_variable): Take variable. Deal with decl_or_value.
2713 (dump_variable_slot): New.
2714 (dump_vars): Use it.
2715 (dump_dataflow_sets): Adjust.
2716 (set_slot_part): New, extended to support one-part variables
2717 after splitting out of...
2718 (set_variable_part): ... this.
2719 (clobber_slot_part): New, split out of...
2720 (clobber_variable_part): ... this.
2721 (delete_slot_part): New, split out of...
2722 (delete_variable_part): .... this.
2723 (check_wrap_constant): New.
2724 (vt_expand_loc_callback): New.
2725 (vt_expand_loc): New.
2726 (emit_note_insn_var_location): Adjust. Handle values. Handle
2727 EMIT_NOTE_AFTER_CALL_INSN.
2728 (emit_notes_for_differences_1): Adjust. Handle values.
2729 (emit_notes_for_differences_2): Likewise.
2730 (emit_notes_for_differences): Adjust.
2731 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
2732 Adjust. Handle new micro-ops.
2733 (vt_add_function_parameters): Adjust. Create and bind values.
2734 (vt_initialize): Adjust. Initialize scratch_regs and
2735 valvar_pool, flooded and perm.. Initialize and use cselib. Log
2736 operations. Move some code to count_with_sets and add_with_sets.
2737 (delete_debug_insns): New.
2738 (vt_debug_insns_local): New.
2739 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
2741 (var_tracking_main): If var-tracking-assignments is enabled
2742 but var-tracking isn't, delete debug insns and leave. Likewise
2743 if we exceed limits or fail the stack adjustments tests, and
2744 after all var-tracking processing.
2745 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
2746 (dataflow_set): Add traversed_vars.
2747 (value_chain, const_value_chain): New typedefs.
2748 (value_chain_pool, value_chains): New variables.
2749 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
2750 add_value_chains, add_cselib_value_chains, remove_value_chain,
2751 remove_value_chains, remove_cselib_value_chains): New functions.
2752 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
2753 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
2755 (shared_hash_find_slot_unshare, shared_hash_find_slot,
2756 shared_hash_find_slot_noinsert, shared_hash_find): Update.
2757 (dst_can_be_shared): New variable.
2758 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
2759 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
2760 different from set->vars, look up slot again instead of using the
2762 (dataflow_set_init): Initialize traversed_vars.
2763 (variable_union): Use shared_hash_*. Use initially NO_INSERT
2764 lookup if set->vars is shared. Don't keep slot cleared before
2765 calling unshare_variable. Unshare set->vars if needed. Adjust
2766 unshare_variable callers. Clear dst_can_be_shared if needed.
2767 Even ->refcount == 1 vars must be unshared if set->vars is shared
2768 and var needs to be modified.
2769 (dataflow_set_union): Set traversed_vars during canonicalization.
2770 (VALUE_CHANGED, DECL_CHANGED): Define.
2771 (set_dv_changed, dv_changed_p): New static inlines.
2772 (track_expr_p): Clear DECL_CHANGED.
2773 (dump_dataflow_sets): Set it.
2774 (variable_was_changed): Call set_dv_changed.
2775 (emit_note_insn_var_location): Likewise.
2776 (changed_variables_stack): New variable.
2777 (check_changed_vars_1, check_changed_vars_2): New functions.
2778 (emit_notes_for_changes): Do nothing if changed_variables is
2779 empty. Traverse changed_variables with check_changed_vars_1,
2780 call check_changed_vars_2 on each changed_variables_stack entry.
2781 (emit_notes_in_bb): Add SET argument. Just clear it at the
2782 beginning, use it instead of local &set, don't destroy it at the end.
2783 (vt_emit_notes): Call dataflow_set_clear early on all
2784 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
2785 computed set, dataflow_set_clear also VTI(bb)->in when we are
2786 done with the basic block. Initialize changed_variables_stack,
2787 free it afterwards. If ENABLE_CHECKING verify that after noting
2788 differences to an empty set value_chains hash table is empty.
2789 (vt_initialize): Initialize value_chains and value_chain_pool.
2790 (vt_finalize): Delete value_chains htab, free value_chain_pool.
2791 (variable_tracking_main): Call dump_dataflow_sets before calling
2792 vt_emit_notes, not after it.
2793 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
2794 (propagate_var_def_into_debug_stmts): Declare.
2795 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
2796 (df_set_note): Reject debug insns.
2797 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
2798 add notes to debug insns.
2799 (df_note_bb_compute): Adjust. Likewise.
2800 (df_simulate_uses): Skip debug insns.
2801 (df_simulate_initialize_backwards): Likewise.
2802 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
2803 (subst_stack_regs_pat): Reject debug insns.
2804 (convert_regs_1): Handle debug insns.
2805 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
2806 (print-rtl.o): Depend on cselib.h.
2807 (cselib.o): Depend on TREE_PASS_H.
2808 (var-tracking.o): Depend on cselib.h and TARGET_H.
2809 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
2810 (init_ready_list): Skip boundary debug insns.
2811 (add_branch_dependences): Skip debug insns.
2812 (free_block_dependencies): Check for blocks with only debug insns.
2813 (compute_priorities): Likewise.
2814 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
2815 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
2817 (gimple_build_debug_bind_stat): New.
2818 (empty_body_p): Skip debug stmts.
2819 (gimple_has_side_effects): Likewise.
2820 (gimple_rhs_has_side_effects): Likewise.
2821 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
2822 (gimple_build_debug_bind_stat): Declare.
2823 (gimple_build_debug_bind): Define.
2824 (is_gimple_debug): New.
2825 (gimple_debug_bind_p): New.
2826 (gimple_debug_bind_get_var): New.
2827 (gimple_debug_bind_get_value): New.
2828 (gimple_debug_bind_get_value_ptr): New.
2829 (gimple_debug_bind_set_var): New.
2830 (gimple_debug_bind_set_value): New.
2831 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
2832 (gimple_debug_bind_reset_value): New.
2833 (gimple_debug_bind_has_value_p): New.
2834 (gsi_next_nondebug): New.
2835 (gsi_prev_nondebug): New.
2836 (gsi_start_nondebug_bb): New.
2837 (gsi_last_nondebug_bb): New.
2838 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
2839 (print_insn): Handle DEBUG_INSN.
2840 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
2841 of first insn prevail.
2842 (first_stmt): Skip debug stmts.
2843 (first_non_label_stmt): Likewise.
2844 (last_stmt): Likewise.
2845 (has_zero_uses_1): New.
2846 (single_imm_use_1): New.
2847 (verify_gimple_debug): New.
2848 (verify_types_in_gimple_stmt): Handle debug stmts.
2849 (verify_stmt): Likewise.
2850 (debug_loop_num): Skip debug stmts.
2851 (remove_edge_and_dominated_blocks): Remove dominators last.
2852 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
2853 (linearize_expr): Likewise.
2854 * config/i386/i386.c (ix86_delegitimize_address): Call
2855 default implementation.
2856 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
2857 (group_barrier_needed): Skip debug insns.
2858 (emit_insn_group_barriers): Likewise.
2859 (emit_all_insn_group_barriers): Likewise.
2860 (ia64_variable_issue): Handle debug insns.
2861 (ia64_dfa_new_cycle): Likewise.
2862 (final_emit_insn_group_barriers): Skip debug insns.
2863 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
2864 def cfa without frame.
2865 (process_set): Likewise.
2866 (process_for_unwind_directive): Pass frame on.
2867 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2868 (rs6000_delegitimize_address): New.
2869 (rs6000_debug_adjust_cost): Handle debug insns.
2870 (is_microcoded_insn): Likewise.
2871 (is_cracked_insn): Likewise.
2872 (is_nonpipeline_insn): Likewise.
2873 (insn_must_be_first_in_group): Likewise.
2874 (insn_must_be_last_in_group): Likewise.
2875 (force_new_group): Likewise.
2876 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
2877 contains only debug insns.
2878 (rtl_merge_blocks): Skip debug insns.
2879 (purge_dead_edges): Likewise.
2880 (rtl_block_ends_with_call_p): Skip debug insns.
2881 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
2882 (mark_reg_dependencies): Skip debug insns.
2883 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
2884 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
2885 * tree-ssa-threadedge.c
2886 (record_temporary_equivalences_from_stmts): Skip debug stmts.
2887 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
2888 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
2889 (copyprop_hardreg_forward_1): Handle debug insns.
2890 * reload1.c (reload): Skip debug insns. Replace unassigned
2891 pseudos in debug insns with their equivalences.
2892 (eliminate_regs_in_insn): Skip debug insns.
2893 (emit_input_reload_insns): Skip debug insns at first, adjust
2895 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
2896 (get_indirect_ref_operands): Pass opf_no_vops on.
2897 (get_expr_operands): Likewise. Skip debug stmts.
2898 (parse_ssa_operands): Scan debug insns with opf_no_vops.
2900 2009-09-01 Richard Henderson <rth@redhat.com>
2902 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
2903 stmt_ends_pp_p statements at least once.
2904 * tree-vrp.c (vrp_initialize): Likewise.
2905 (vrp_visit_stmt): Be prepared for non-interesting stmts.
2907 2009-09-01 Dodji Seketeli <dodji@redhat.com>
2910 Fix AIX bootstrap after PR debug/30161
2911 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
2912 that is a GNU extension.
2913 (tmpl_value_parm_die_table): Move the definition of this global
2914 outside #ifdef DWARF2_DEBUGGING_INFO region.
2916 2009-09-01 Richard Guenther <rguenther@suse.de>
2918 * tree.c (tree_expr_size): New function.
2919 * tree.h (tree_expr_size): Declare.
2920 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
2921 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
2922 * langhooks.c (lhd_expr_size): Remove.
2923 * langhooks.h (struct lang_hooks): Remove expr_size.
2924 * explow.c (expr_size): Use tree_expr_size.
2925 (int_expr_size): Likewise.
2926 * langhooks-def.h (lhd_expr_size): Remove.
2927 (LANG_HOOKS_EXPR_SIZE): Likewise.
2928 (LANG_HOOKS_INITIALIZER): Adjust.
2930 2009-09-01 Richard Guenther <rguenther@suse.de>
2932 * tree-flow.h (mark_addressable): Move declaration ...
2933 * tree.h (mark_addressable): ... here.
2934 * stmt.c (expand_asm_operands): Use mark_addressable, not
2935 lang_hooks.mark_addressable.
2936 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2937 LANG_HOOKS_MARK_ADDRESSABLE.
2938 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
2939 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
2941 2009-08-31 Chris Demetriou <cgd@google.com>
2943 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
2944 vectorize if not TARGET_SSE2.
2946 2009-08-31 DJ Delorie <dj@redhat.com>
2948 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
2949 registers if no coprocessor is enabled.
2951 2009-08-31 Dodji Seketeli <dodji@redhat.com>
2954 * cgraph.h (cgraph_get_node): Declare ...
2955 * cgraph.c (cgraph_get_node): ... new function.
2956 * dwarf2out.c (gen_generic_params_dies,
2957 generic_parameter_die, tree_add_const_value_attribute_for_decl,
2958 make_ith_pack_parameter_name,
2959 append_entry_to_tmpl_value_parm_die_table,
2960 gen_remaining_tmpl_value_param_die_attribute): New functions.
2961 (gen_subprogram_die): Generate debug info for template parameters
2962 if debug info level is higher than DINFO_LEVEL_TERSE.
2963 Use tree_add_const_value_attribute_for_decl instead of
2964 tree_add_const_value_attribute.
2965 (gen_const_die): Use tree_add_const_value_attribute_for_decl
2966 instead of tree_add_const_value_attribute.
2967 (gen_struct_or_union_type_die): Generate debug
2968 info for template parameters if debug info level is higher than
2970 (tree_add_const_value_attribute): Handle integral and pointer
2971 constants. Update comment.
2972 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
2973 (dwarf_attr_name): Support DW_AT_GNU_template_name.
2974 (reference_to_unused): Fix thinko. Remove redundant predicates from
2976 (tree_add_const_value_attribute): Make this work for constant
2978 tree_add_const_value_attribute_for_decl is to be used for variable
2980 (add_location_or_const_value_attribute): Use
2981 tree_add_const_value_attribute_for_decl now.
2982 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
2983 DW_TAG_template_value_param DIEs after function DIEs have been
2985 * langhooks.h (lang_hooks_for_types): Add
2986 get_argument_pack_elems.
2987 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
2988 (lang_hooks): Added get_innermost_generic_parms,
2989 get_innermost_generic_args.
2990 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
2991 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
2992 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
2993 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
2995 2009-08-31 DJ Delorie <dj@redhat.com>
2997 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
2998 it once we start generating the prologue or epilogue.
2999 (mep_call_saves_register): If the frame is locked, re-use
3001 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
3002 (mep_expand_prologue): Call it.
3003 (mep_expand_epilogue): Likewise.
3004 (mep_start_function): Use the same logic as mep_expand_prologue.
3005 (mep_pass_by_reference): Make logic more readable.
3006 (mep_return_in_memory): Zero-sized objects are passed in memory.
3007 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
3009 2009-08-31 Richard Guenther <rguenther@suse.de>
3011 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3012 to query if the memory regions for memmove overlap.
3013 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3014 asserts on pointers, instead deal with odd trees.
3015 (ptr_derefs_may_alias_p): Likewise.
3016 (refs_may_alias_p_1): Constructor bases also never alias.
3018 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
3020 * doc/install.texi (Final install): Adjust reference on where to
3021 order printed manuals.
3023 2009-08-30 Olivier Hainque <hainque@adacore.com>
3025 * dwarf2out.c (switch_to_frame_table_section): Move
3026 definition prior to first use.
3028 2009-08-30 Richard Guenther <rguenther@suse.de>
3030 PR tree-optimization/41186
3031 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
3032 (ao_ref_init_from_ptr_and_size): New function.
3033 (ref_maybe_used_by_call_p_1): Be more precise tracking
3034 used ranges for builtin functions.
3035 (ref_maybe_used_by_call_p): Adjust.
3036 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
3037 ranges for builtin functions.
3038 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
3040 2009-08-30 Alan Modra <amodra@bigpond.net.au>
3043 * fwprop.c (get_reg_use_in): Delete.
3044 (free_load_extend): New function.
3045 (forward_propagate_subreg): Use it.
3047 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
3049 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
3051 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
3054 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
3057 2009-08-29 Douglas B Rupp <rupp@gnat.com>
3059 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
3060 fini or fini_array section.
3062 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3064 * graphite-dependences.c (graphite_legal_transform_bb): Call
3065 pbb_remove_duplicate_pdrs.
3066 * graphite-poly.c (can_collapse_pdr): Removed.
3067 (pdr_find_duplicate): Removed.
3068 (can_collapse_pdrs): New.
3069 (pbb_remove_duplicate_pdrs): New.
3070 (new_poly_dr): Do not look for duplicates.
3071 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
3072 (PBB_PDR_DUPLICATES_REMOVED): New.
3073 (pbb_remove_duplicate_pdrs): Declared.
3075 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3077 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
3078 the strides by multiplying by PDR_NB_REFS.
3079 * graphite-poly.c (can_collapse_pdr): New.
3080 (pdr_find_duplicate): New.
3081 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
3082 Initialize PDR_NB_REFS.
3083 * graphite-poly.h (struct poly_dr): Add field nb_refs.
3085 (new_poly_dr): Number of subscripts is a graphite_dim_t.
3087 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3090 * graphite-poly.c (apply_poly_transforms): Remove legality test before
3093 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3095 * graphite-dependences.c (pddr_original_scattering): Return NULL
3096 for read-read dependence relations.
3097 * graphite-poly.h (enum poly_dr_type): Fix comment.
3100 (pdr_may_write_p): New.
3102 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3104 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
3105 (struct poly_dr): Same.
3106 (new_poly_dr): Same.
3107 * graphite-poly.c (new_poly_dr): Same.
3108 * graphite-dependences.c (dot_deps): Disable call to system.
3110 2009-08-28 Cary Coutant <ccoutant@google.com>
3113 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
3114 struct/union/enum types local to a function.
3116 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3117 Sebastian Pop <sebastian.pop@amd.com>
3119 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
3120 pbb_strip_mine_time_depth. Changed the implementation so that
3121 transformation is expressed as a transformation on
3122 time (scatttering) dimensions. Also, ensures that the 2d+1
3123 scheduling format is preserved.
3124 (pbb_strip_mine_profitable_p): Profitability is based on the
3125 iteration number of a given time (scattering) dimension,
3126 and not on a original loop depth dimension.
3127 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
3128 (pbb_do_strip_mine): Call psct_dynamic_dim.
3129 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
3130 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
3131 (pbb_nb_dynamic_scattering_transform): New.
3132 (psct_dynamic_dim): New.
3134 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3136 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3137 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3138 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
3139 * graphite-interchange.c (build_linearized_memory_access): Same.
3140 (memory_stride_in_loop): Same.
3142 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3144 * graphite-dependences.c (pddr_original_scattering): New.
3145 (graphite_legal_transform_dr): Call pddr_original_scattering.
3148 * graphite-dependences.h (dot_deps): Declared.
3149 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
3150 (print_pdr): Print PDR_ID.
3151 * graphite-poly.h (struct poly_dr): Add field id.
3154 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
3156 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3158 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
3159 not delete the original dependence relation.
3161 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3163 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
3164 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
3165 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
3166 (free_poly_ddr): New.
3167 (pddr_is_empty): New.
3168 (dependence_polyhedron_1): Now returns a poly_ddr_p.
3169 (dependence_polyhedron): Same. Remove useless gcc_assert.
3171 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3172 (graphite_carried_dependence_level_k): Call pddr_is_empty.
3173 * graphite-dependences.h (enum poly_dependence_kind): New.
3174 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
3175 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3176 (PDRP_SINK): Renamed PDDR_SINK.
3177 (PDRP_DDP): Renamed PDDR_DDP.
3179 (free_poly_ddr): Declared.
3180 * graphite-poly.c (new_scop): Use the new hash function names.
3181 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3182 into original_pddrs.
3183 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3185 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3187 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3188 bounds with LT_EXPR to make niter analysis more precise on code
3189 generated by Graphite.
3191 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3193 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3194 (graphite_legal_transform_bb): Same.
3195 (poly_drs_may_alias_p): Same.
3197 2009-08-28 Richard Guenther <rguenther@suse.de>
3199 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
3201 2009-08-28 Jan Beulich <jbeulich@novell.com>
3203 * config/i386/netware.c: Include langhooks.h.
3204 (i386_nlm_encode_section_info): Simplify.
3205 (netware_override_options): Delete.
3206 * config/i386/netware.h (netware_override_options): Delete
3208 (OVERRIDE_OPTIONS): Delete definition.
3209 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3210 (ASM_COMMENT_START): Define.
3211 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
3213 2009-08-28 Jan Beulich <jbeulich@novell.com>
3215 * configure.ac: For in-tree ld, do a plain version check to
3216 determine whether comdat groups are supported.
3217 * configure: Regenerate.
3219 2009-08-28 Olivier Hainque <hainque@adacore.com>
3221 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
3222 always defined. Reflect definition or absence of such for
3223 COLLECT_EXPORT_LIST. Readability helper.
3224 (scanfilter): New enum, to help control what symbols
3225 are to be considered or ignored by scan_prog_file.
3226 (enum pass): Rename as "scanpass", moved together with scanfilter
3227 prior to scan_prog_file's prototype.
3228 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
3229 Group prototype with the scanpass/scanfilter definitions, factorize
3230 head comments for the several implementations at the prototype.
3231 (main): Reorganize the first pass link control to let AIX
3232 drag only the needed frame tables in executables. Prevent
3233 frame tables collection during the scan aimed at static ctors.
3234 Pre-link and scan for frame tables later to compensate.
3235 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
3236 A C statement to issue assembly directives that create a reference
3237 to the given DWARF table identifier label from the current function
3239 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
3240 to differentiate first time section entry. Only emit a .data
3241 tables start identifier label the first time around.
3242 (switch_to_frame_table_section): New function. Helper for
3243 output_call_frame_info to switch possibly BACK into the eh_frame
3244 or the debug_frame section depending on FOR_EH.
3245 (output_call_frame_info): Use helper to first enter the proper
3247 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
3248 emit a link to the frame table start label from each function
3250 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3251 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
3252 * config/rs6000/rs6000-protos.h: Declare it.
3253 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
3255 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3257 * config/sh/sh.c (split_branches): Check the result of
3260 2009-08-27 Steve Ellcey <sje@cup.hp.com>
3262 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
3263 using -pthread -fopenmp
3265 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3267 * doc/service.texi (service directory): Update URL.
3269 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
3271 PR rtl-optimization/40861
3272 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
3273 extract word from a multi-word subreg for negative byte positions.
3275 2009-08-27 Tristan Gingold <gingold@adacore.com>
3276 Douglas B Rupp <rupp@gnat.com>
3278 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
3279 (SECTION_VMS_OVERLAY): Define.
3280 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
3282 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
3284 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
3285 common_object declarations.
3286 (ia64_section_type_flags): Set section flag for common_object.
3287 * config/ia64/ia64-protos.h
3288 (ia64_vms_output_aligned_decl_common): Declare.
3289 (ia64_vms_elf_asm_named_section): Declare.
3291 2009-08-27 Michael Matz <matz@suse.de>
3293 * expr.c (expand_expr_real_2): New function taking exploded
3294 unary or binary expression, split out from ...
3295 (expand_expr_real_1): ... here. Move over all unary/binary
3296 switch parts to above function, in particular these codes:
3297 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
3298 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
3299 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
3300 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
3301 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
3302 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
3303 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
3304 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
3305 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
3306 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
3307 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
3308 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
3309 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
3310 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
3311 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
3312 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
3313 VEC_PACK_FIX_TRUNC_EXPR.
3314 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
3317 2009-08-27 Richard Guenther <rguenther@suse.de>
3319 * gengtype.c (main): Handle uint64_t.
3320 * ipa-utils.c (get_base_var): Indent properly.
3321 * tree-ssa-live.c (debug_scope_block): New function.
3322 * tree-flow.h (debug_scope_block): Declare.
3323 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
3324 * basic-block.h (enum profile_status): Rename to
3325 enum profile_status_d.
3326 (x_profile_status): Adjust type.
3328 2009-08-27 Dodji Seketeli <dodji@redhat.com>
3331 * dwarf2out.c (get_context_die): Declare this static function.
3332 (gen_type_die_with_usage): Make sure a DIE is a generated for
3333 the context of a typedef.
3335 2009-08-26 Anatoly Sokolov <aesok@post.ru>
3337 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
3340 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
3342 * config/mips/mips-protos.h (mips_output_sync): Declare.
3343 (mips_sync_loop_insns): Likewise.
3344 (mips_output_sync_loop): Replace first two parameters with an rtx.
3345 * config/mips/mips.c (mips_multi_member): New structure.
3346 (mips_multi_members): New variable.
3347 (mips_multi_start): New function.
3348 (mips_multi_add): Likewise.
3349 (mips_multi_add_insn): Likewise.
3350 (mips_multi_add_label): Likewise.
3351 (mips_multi_last_index): Likewise.
3352 (mips_multi_copy_insn): Likewise.
3353 (mips_multi_set_operand): Likewise.
3354 (mips_multi_write): Likewise.
3355 (mips_print_operand_punctuation): Remove '%|' and '%-'.
3356 (mips_init_print_operand_punct): Update accordingly.
3357 (mips_start_ll_sc_sync_block): New function.
3358 (mips_end_ll_sc_sync_block): Likewise.
3359 (mips_output_sync): Likewise.
3360 (mips_sync_insn1_template): Likewise.
3361 (mips_sync_insn2_template): Likewise.
3362 (mips_get_sync_operand): Likewise.
3363 (mips_process_sync_loop): Likewise.
3364 (mips_output_sync_loop): Use mips_process_sync_loop.
3365 (mips_sync_loop_insns): New function.
3366 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
3367 (MIPS_COMPARE_AND_SWAP_12): Likewise.
3368 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
3369 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
3370 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
3371 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
3372 (MIPS_SYNC_OLD_OP_12): Likewise.
3373 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
3374 (MIPS_SYNC_NEW_OP_12): Likewise.
3375 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
3376 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
3377 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
3378 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
3379 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
3380 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
3381 * config/mips/mips.md (sync_mem): New attribute.
3382 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
3383 (sync_exclusive_mask, sync_required_oldval): Likewise.
3384 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
3385 (sync_release_barrier): Likewise.
3386 (length): Handle sync loops.
3387 (sync): Use mips_output_sync.
3388 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
3389 (sync_compare_and_swap<mode>): Set the new sync_* attributes
3390 and use mips_output_sync_loop.
3391 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
3392 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
3393 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
3394 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
3395 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
3396 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
3397 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
3398 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
3399 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
3401 2009-08-26 Richard Guenther <rguenther@suse.de>
3404 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
3405 the types to not match.
3406 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
3408 * tree-ssa.c (useless_type_conversion_p): Conversions to
3409 pointers to unprototyped functions are useless.
3411 2009-08-26 Richard Guenther <rguenther@suse.de>
3413 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
3414 whole-program condition, prepare to be called for non-globals.
3415 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
3416 params build a representative with known type and track its fields.
3418 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
3420 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
3421 clearing by a taken branch.
3422 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
3423 effectively after bbro pass.
3424 (sync_nand<mode>): Ditto.
3425 (sync_old_<fetchop_name><mode>): Ditto.
3426 (sync_old_nand<mode>): Ditto.
3427 (sync_new_<fetchop_name><mode>): Dito.
3428 (sync_new_nand<mode>): Ditto.
3429 (sync_compare_and_swap<mode>_1): Ditto.
3430 (*sync_compare_and_swap<mode>): Ditto.
3431 (sync_lock_test_and_set<mode>_1): Ditto.
3432 ("sync_lock_test_and_set<mode>): Ditto.
3434 2009-08-25 Douglas B Rupp <rupp@gnat.com>
3436 * hwint.h (HOST_LONG_FORMAT): New macro
3437 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
3438 Use HOST_PTR_PRINTF.
3439 * system.h (HOST_PTR_PRINTF): Resurrect old macro
3440 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
3441 (HOST_PTR_PRINTF): Document.
3443 2009-08-25 Jan Hubicka <jh@suse.cz>
3445 * config/i386/bmmintrin.h: Replace by #error.
3448 Michael Meissner <michael.meissner@amd.com>
3449 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3450 Tony Linthicum <tony.linthicum@amd.com>
3452 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3453 (TARGET_ROUND): New macro for the round/ptest instructions which
3454 are shared between SSE4.1 and SSE5.
3455 (OPTION_MASK_ISA_ROUND): Ditto.
3456 (OPTION_ISA_ROUND): Ditto.
3457 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3458 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3460 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3461 (-mfused-madd): New switch to give users control over whether the
3462 compiler optimizes to use the multiply/add SSE5 instructions.
3464 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
3465 (ix86_handle_option): Turn off 3dnow if -msse5.
3466 (override_options): Add SSE5 support.
3467 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3469 (ix86_expand_sse_movcc): Add SSE5 support.
3470 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3471 vector type to the next largest size.
3472 (ix86_expand_sse5_pack): New function to use pperm to pack a
3473 vector type to the next smallest size.
3474 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3475 (IX86_BUILTIN_FMADDSD): Ditto.
3476 (IX86_BUILTIN_FMADDPS): Ditto.
3477 (IX86_BUILTIN_FMADDPD): Ditto.
3478 (IX86_BUILTIN_FMSUBSS): Ditto.
3479 (IX86_BUILTIN_FMSUBSD): Ditto.
3480 (IX86_BUILTIN_FMSUBPS): Ditto.
3481 (IX86_BUILTIN_FMSUBPD): Ditto.
3482 (IX86_BUILTIN_FNMADDSS): Ditto.
3483 (IX86_BUILTIN_FNMADDSD): Ditto.
3484 (IX86_BUILTIN_FNMADDPS): Ditto.
3485 (IX86_BUILTIN_FNMADDPD): Ditto.
3486 (IX86_BUILTIN_FNMSUBSS): Ditto.
3487 (IX86_BUILTIN_FNMSUBSD): Ditto.
3488 (IX86_BUILTIN_FNMSUBPS): Ditto.
3489 (IX86_BUILTIN_FNMSUBPD): Ditto.
3490 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3491 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3492 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3493 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3494 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3495 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3496 (IX86_BUILTIN_PPERM): Ditto.
3497 (IX86_BUILTIN_PERMPS): Ditto.
3498 (IX86_BUILTIN_PERMPD): Ditto.
3499 (IX86_BUILTIN_PMACSSWW): Ditto.
3500 (IX86_BUILTIN_PMACSWW): Ditto.
3501 (IX86_BUILTIN_PMACSSWD): Ditto.
3502 (IX86_BUILTIN_PMACSWD): Ditto.
3503 (IX86_BUILTIN_PMACSSDD): Ditto.
3504 (IX86_BUILTIN_PMACSDD): Ditto.
3505 (IX86_BUILTIN_PMACSSDQL): Ditto.
3506 (IX86_BUILTIN_PMACSSDQH): Ditto.
3507 (IX86_BUILTIN_PMACSDQL): Ditto.
3508 (IX86_BUILTIN_PMACSDQH): Ditto.
3509 (IX86_BUILTIN_PMADCSSWD): Ditto.
3510 (IX86_BUILTIN_PMADCSWD): Ditto.
3511 (IX86_BUILTIN_PHADDBW): Ditto.
3512 (IX86_BUILTIN_PHADDBD): Ditto.
3513 (IX86_BUILTIN_PHADDBQ): Ditto.
3514 (IX86_BUILTIN_PHADDWD): Ditto.
3515 (IX86_BUILTIN_PHADDWQ): Ditto.
3516 (IX86_BUILTIN_PHADDDQ): Ditto.
3517 (IX86_BUILTIN_PHADDUBW): Ditto.
3518 (IX86_BUILTIN_PHADDUBD): Ditto.
3519 (IX86_BUILTIN_PHADDUBQ): Ditto.
3520 (IX86_BUILTIN_PHADDUWD): Ditto.
3521 (IX86_BUILTIN_PHADDUWQ): Ditto.
3522 (IX86_BUILTIN_PHADDUDQ): Ditto.
3523 (IX86_BUILTIN_PHSUBBW): Ditto.
3524 (IX86_BUILTIN_PHSUBWD): Ditto.
3525 (IX86_BUILTIN_PHSUBDQ): Ditto.
3526 (IX86_BUILTIN_PROTB): Ditto.
3527 (IX86_BUILTIN_PROTW): Ditto.
3528 (IX86_BUILTIN_PROTD): Ditto.
3529 (IX86_BUILTIN_PROTQ): Ditto.
3530 (IX86_BUILTIN_PROTB_IMM): Ditto.
3531 (IX86_BUILTIN_PROTW_IMM): Ditto.
3532 (IX86_BUILTIN_PROTD_IMM): Ditto.
3533 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3534 (IX86_BUILTIN_PSHLB): Ditto.
3535 (IX86_BUILTIN_PSHLW): Ditto.
3536 (IX86_BUILTIN_PSHLD): Ditto.
3537 (IX86_BUILTIN_PSHLQ): Ditto.
3538 (IX86_BUILTIN_PSHAB): Ditto.
3539 (IX86_BUILTIN_PSHAW): Ditto.
3540 (IX86_BUILTIN_PSHAD): Ditto.
3541 (IX86_BUILTIN_PSHAQ): Ditto.
3542 (IX86_BUILTIN_FRCZSS): Ditto.
3543 (IX86_BUILTIN_FRCZSD): Ditto.
3544 (IX86_BUILTIN_FRCZPS): Ditto.
3545 (IX86_BUILTIN_FRCZPD): Ditto.
3546 (IX86_BUILTIN_CVTPH2PS): Ditto.
3547 (IX86_BUILTIN_CVTPS2PH): Ditto.
3548 (IX86_BUILTIN_COMEQSS): Ditto.
3549 (IX86_BUILTIN_COMNESS): Ditto.
3550 (IX86_BUILTIN_COMLTSS): Ditto.
3551 (IX86_BUILTIN_COMLESS): Ditto.
3552 (IX86_BUILTIN_COMGTSS): Ditto.
3553 (IX86_BUILTIN_COMGESS): Ditto.
3554 (IX86_BUILTIN_COMUEQSS): Ditto.
3555 (IX86_BUILTIN_COMUNESS): Ditto.
3556 (IX86_BUILTIN_COMULTSS): Ditto.
3557 (IX86_BUILTIN_COMULESS): Ditto.
3558 (IX86_BUILTIN_COMUGTSS): Ditto.
3559 (IX86_BUILTIN_COMUGESS): Ditto.
3560 (IX86_BUILTIN_COMORDSS): Ditto.
3561 (IX86_BUILTIN_COMUNORDSS): Ditto.
3562 (IX86_BUILTIN_COMFALSESS): Ditto.
3563 (IX86_BUILTIN_COMTRUESS): Ditto.
3564 (IX86_BUILTIN_COMEQSD): Ditto.
3565 (IX86_BUILTIN_COMNESD): Ditto.
3566 (IX86_BUILTIN_COMLTSD): Ditto.
3567 (IX86_BUILTIN_COMLESD): Ditto.
3568 (IX86_BUILTIN_COMGTSD): Ditto.
3569 (IX86_BUILTIN_COMGESD): Ditto.
3570 (IX86_BUILTIN_COMUEQSD): Ditto.
3571 (IX86_BUILTIN_COMUNESD): Ditto.
3572 (IX86_BUILTIN_COMULTSD): Ditto.
3573 (IX86_BUILTIN_COMULESD): Ditto.
3574 (IX86_BUILTIN_COMUGTSD): Ditto.
3575 (IX86_BUILTIN_COMUGESD): Ditto.
3576 (IX86_BUILTIN_COMORDSD): Ditto.
3577 (IX86_BUILTIN_COMUNORDSD): Ditto.
3578 (IX86_BUILTIN_COMFALSESD): Ditto.
3579 (IX86_BUILTIN_COMTRUESD): Ditto.
3580 (IX86_BUILTIN_COMEQPS): Ditto.
3581 (IX86_BUILTIN_COMNEPS): Ditto.
3582 (IX86_BUILTIN_COMLTPS): Ditto.
3583 (IX86_BUILTIN_COMLEPS): Ditto.
3584 (IX86_BUILTIN_COMGTPS): Ditto.
3585 (IX86_BUILTIN_COMGEPS): Ditto.
3586 (IX86_BUILTIN_COMUEQPS): Ditto.
3587 (IX86_BUILTIN_COMUNEPS): Ditto.
3588 (IX86_BUILTIN_COMULTPS): Ditto.
3589 (IX86_BUILTIN_COMULEPS): Ditto.
3590 (IX86_BUILTIN_COMUGTPS): Ditto.
3591 (IX86_BUILTIN_COMUGEPS): Ditto.
3592 (IX86_BUILTIN_COMORDPS): Ditto.
3593 (IX86_BUILTIN_COMUNORDPS): Ditto.
3594 (IX86_BUILTIN_COMFALSEPS): Ditto.
3595 (IX86_BUILTIN_COMTRUEPS): Ditto.
3596 (IX86_BUILTIN_COMEQPD): Ditto.
3597 (IX86_BUILTIN_COMNEPD): Ditto.
3598 (IX86_BUILTIN_COMLTPD): Ditto.
3599 (IX86_BUILTIN_COMLEPD): Ditto.
3600 (IX86_BUILTIN_COMGTPD): Ditto.
3601 (IX86_BUILTIN_COMGEPD): Ditto.
3602 (IX86_BUILTIN_COMUEQPD): Ditto.
3603 (IX86_BUILTIN_COMUNEPD): Ditto.
3604 (IX86_BUILTIN_COMULTPD): Ditto.
3605 (IX86_BUILTIN_COMULEPD): Ditto.
3606 (IX86_BUILTIN_COMUGTPD): Ditto.
3607 (IX86_BUILTIN_COMUGEPD): Ditto.
3608 (IX86_BUILTIN_COMORDPD): Ditto.
3609 (IX86_BUILTIN_COMUNORDPD): Ditto.
3610 (IX86_BUILTIN_COMFALSEPD): Ditto.
3611 (IX86_BUILTIN_COMTRUEPD): Ditto.
3612 (IX86_BUILTIN_PCOMEQUB): Ditto.
3613 (IX86_BUILTIN_PCOMNEUB): Ditto.
3614 (IX86_BUILTIN_PCOMLTUB): Ditto.
3615 (IX86_BUILTIN_PCOMLEUB): Ditto.
3616 (IX86_BUILTIN_PCOMGTUB): Ditto.
3617 (IX86_BUILTIN_PCOMGEUB): Ditto.
3618 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3619 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3620 (IX86_BUILTIN_PCOMEQUW): Ditto.
3621 (IX86_BUILTIN_PCOMNEUW): Ditto.
3622 (IX86_BUILTIN_PCOMLTUW): Ditto.
3623 (IX86_BUILTIN_PCOMLEUW): Ditto.
3624 (IX86_BUILTIN_PCOMGTUW): Ditto.
3625 (IX86_BUILTIN_PCOMGEUW): Ditto.
3626 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3627 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3628 (IX86_BUILTIN_PCOMEQUD): Ditto.
3629 (IX86_BUILTIN_PCOMNEUD): Ditto.
3630 (IX86_BUILTIN_PCOMLTUD): Ditto.
3631 (IX86_BUILTIN_PCOMLEUD): Ditto.
3632 (IX86_BUILTIN_PCOMGTUD): Ditto.
3633 (IX86_BUILTIN_PCOMGEUD): Ditto.
3634 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3635 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3636 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3637 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3638 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3639 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3640 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3641 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3642 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3643 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3644 (IX86_BUILTIN_PCOMEQB): Ditto.
3645 (IX86_BUILTIN_PCOMNEB): Ditto.
3646 (IX86_BUILTIN_PCOMLTB): Ditto.
3647 (IX86_BUILTIN_PCOMLEB): Ditto.
3648 (IX86_BUILTIN_PCOMGTB): Ditto.
3649 (IX86_BUILTIN_PCOMGEB): Ditto.
3650 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3651 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3652 (IX86_BUILTIN_PCOMEQW): Ditto.
3653 (IX86_BUILTIN_PCOMNEW): Ditto.
3654 (IX86_BUILTIN_PCOMLTW): Ditto.
3655 (IX86_BUILTIN_PCOMLEW): Ditto.
3656 (IX86_BUILTIN_PCOMGTW): Ditto.
3657 (IX86_BUILTIN_PCOMGEW): Ditto.
3658 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3659 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3660 (IX86_BUILTIN_PCOMEQD): Ditto.
3661 (IX86_BUILTIN_PCOMNED): Ditto.
3662 (IX86_BUILTIN_PCOMLTD): Ditto.
3663 (IX86_BUILTIN_PCOMLED): Ditto.
3664 (IX86_BUILTIN_PCOMGTD): Ditto.
3665 (IX86_BUILTIN_PCOMGED): Ditto.
3666 (IX86_BUILTIN_PCOMFALSED): Ditto.
3667 (IX86_BUILTIN_PCOMTRUED): Ditto.
3668 (IX86_BUILTIN_PCOMEQQ): Ditto.
3669 (IX86_BUILTIN_PCOMNEQ): Ditto.
3670 (IX86_BUILTIN_PCOMLTQ): Ditto.
3671 (IX86_BUILTIN_PCOMLEQ): Ditto.
3672 (IX86_BUILTIN_PCOMGTQ): Ditto.
3673 (IX86_BUILTIN_PCOMGEQ): Ditto.
3674 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3675 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3676 (enum multi_arg_type): New enum for describing the various SSE5
3677 intrinsic argument types.
3678 (bdesc_multi_arg): New table for SSE5 intrinsics.
3679 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3680 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3682 (ix86_expand_builtin): Add SSE5 intrinsic support.
3683 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3684 operand instructions.
3685 (ix86_expand_sse5_multiple_memory): New function to split the
3686 second memory reference from SSE5 instructions.
3687 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3688 (ix86_return_pops_args): Use stdarg_p to determine if the function
3689 has variable arguments.
3690 (ix86_setup_incoming_varargs): Ditto.
3691 (x86_this_parameter): Ditto.
3693 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3695 (ix86_expand_sse5_pack): Ditto.
3696 (ix86_sse5_valid_op_p): Ditto.
3697 (ix86_expand_sse5_multiple_memory): Ditto.
3699 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3700 constant for SSE5 support.
3701 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3702 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3703 (UNSPEC_SSE5_PERMUTE): Ditto.
3704 (UNSPEC_SSE5_ASHIFT): Ditto.
3705 (UNSPEC_SSE5_LSHIFT): Ditto.
3706 (UNSPEC_FRCZ): Ditto.
3707 (UNSPEC_CVTPH2PS): Ditto.
3708 (UNSPEC_CVTPS2PH): Ditto.
3709 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3711 (COM_FALSE_S): Ditto.
3712 (COM_FALSE_P): Ditto.
3713 (COM_TRUE_S): Ditto.
3714 (COM_TRUE_P): Ditto.
3715 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3716 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3718 (memory attribute): Ditto.
3719 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3720 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3721 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3722 (floor<mode>2): Ditto.
3723 (ceil<mode>2): Ditto.
3724 (btrunc<mode>2): Ditto.
3725 (nearbyintdf2): Ditto.
3726 (nearbyintsf2): Ditto.
3727 (sse_setccsf): Disable if SSE5.
3728 (sse_setccdf): Ditto.
3729 (sse5_setcc<mode>): New support for SSE5 conditional move.
3730 (sse5_pcmov_<mode>): Ditto.
3732 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3734 (SSEMODEF2P): Ditto.
3735 (ssemodesuffixf4): New mode attribute for SSE5.
3736 (ssemodesuffixf2s): Ditto.
3737 (ssemodesuffixf2c): Ditto.
3738 (sserotatemax): Ditto.
3739 (ssescalarmode): Ditto.
3740 (sse_maskcmpv4sf3): Disable if SSE5.
3741 (sse_maskcmpv2df3): Ditto.
3742 (sse_vmmaskcmpv4sf3): Ditto.
3743 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
3744 (sse5_vmfmadd<mode>4): Ditto.
3745 (sse5_fmsub<mode>4): Ditto.
3746 (sse5_vmfmsub<mode>4): Ditto.
3747 (sse5_fnmadd<mode>4): Ditto.
3748 (sse5_vmfnmadd<mode>4): Ditto.
3749 (sse5_fnmsub<mode>4): Ditto.
3750 (sse5_vmfnmsub<mode>4): Ditto.
3751 (sse5i_fmadd<mode>4): Ditto.
3752 (sse5i_fmsub<mode>4): Ditto.
3753 (sse5i_fnmadd<mode>4): Ditto.
3754 (sse5i_fnmsub<mode>4): Ditto.
3755 (sse5i_vmfmadd<mode>4): Ditto.
3756 (sse5i_vmfmsub<mode>4): Ditto.
3757 (sse5i_vmfnmadd<mode>4): Ditto.
3758 (sse5i_vmfnmsub<mode>4): Ditto.
3759 (mulv16qi3): Add SSE5 support.
3761 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
3762 (sse2_mulv4si3): Disable if SSE5.
3763 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
3764 (sse4_1_roundps): Ditto.
3765 (sse4_1_roundsd): Ditto.
3766 (sse4_1_roundss): Ditto.
3767 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
3769 (sse_maskcmpsf3): Ditto.
3770 (sse_vmmaskcmpv4sf3): Ditto.
3771 (sse2_maskcmpv2df3): Ditto.
3772 (sse2_maskcmpdf3): Ditto.
3773 (sse2_vmmaskcmpv2df3): Ditto.
3774 (sse2_eq<mode>3): Ditto.
3775 (sse2_gt<mode>3): Ditto.
3776 (sse5_pcmov_<mode>): Add SSE5 support.
3777 (vec_unpacku_hi_v16qi): Ditto.
3778 (vec_unpacks_hi_v16qi): Ditto.
3779 (vec_unpacku_lo_v16qi): Ditto.
3780 (vec_unpacks_lo_v16qi): Ditto.
3781 (vec_unpacku_hi_v8hi): Ditto.
3782 (vec_unpacks_hi_v8hi): Ditto.
3783 (vec_unpacku_lo_v8hi): Ditto.
3784 (vec_unpacks_lo_v8hi): Ditto.
3785 (vec_unpacku_hi_v4si): Ditto.
3786 (vec_unpacks_hi_v4si): Ditto.
3787 (vec_unpacku_lo_v4si): Ditto.
3788 (vec_unpacks_lo_v4si): Ditto.
3789 (sse5_pmacsww): New SSE5 intrinsic insn.
3790 (sse5_pmacssww): Ditto.
3791 (sse5_pmacsdd): Ditto.
3792 (sse5_pmacssdd): Ditto.
3793 (sse5_pmacssdql): Ditto.
3794 (sse5_pmacssdqh): Ditto.
3795 (sse5_pmacsdqh): Ditto.
3796 (sse5_pmacsswd): Ditto.
3797 (sse5_pmacswd): Ditto.
3798 (sse5_pmadcsswd): Ditto.
3799 (sse5_pmadcswd): Ditto.
3800 (sse5_pcmov_<move>): Conditional move support on SSE5.
3801 (sse5_phaddbw): New SSE5 intrinsic insn.
3802 (sse5_phaddbd): Ditto.
3803 (sse5_phaddbq): Ditto.
3804 (sse5_phaddwd): Ditto.
3805 (sse5_phaddwq): Ditto.
3806 (sse5_phadddq): Ditto.
3807 (sse5_phaddubw): Ditto.
3808 (sse5_phaddubd): Ditto.
3809 (sse5_phaddubq): Ditto.
3810 (sse5_phadduwd): Ditto.
3811 (sse5_phadduwq): Ditto.
3812 (sse5_phaddudq): Ditto.
3813 (sse5_phsubbw): Ditto.
3814 (sse5_phsubwd): Ditto.
3815 (sse5_phsubdq): Ditto.
3816 (sse5_pperm): Ditto.
3817 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
3818 (sse5_pperm_zero_v16qi_v8hi): Ditto.
3819 (sse5_pperm_sign_v8hi_v4si): Ditto.
3820 (sse5_pperm_zero_v8hi_v4si): Ditto.
3821 (sse5_pperm_sign_v4si_v2di): Ditto.
3822 (sse5_pperm_sign_v4si_v2di): Ditto.
3823 (sse5_pperm_pack_v2di_v4si): Ditto.
3824 (sse5_pperm_pack_v4si_v8hi): Ditto.
3825 (sse5_pperm_pack_v8hi_v16qi): Ditto.
3826 (sse5_perm<mode>): New SSE5 intrinsic insn.
3827 (rotl<mode>3): Ditto.
3828 (sse5_rotl<mode>3): Ditto.
3829 (sse5_ashl<mode>3): Ditto.
3830 (sse5_lshl<mode>3): Ditto.
3831 (sse5_frcz<mode>2): Ditto.
3832 (sse5s_frcz<mode>2): Ditto.
3833 (sse5_cvtph2ps): Ditto.
3834 (sse5_cvtps2ph): Ditto.
3835 (sse5_vmmaskcmp<mode>3): Ditto.
3836 (sse5_com_tf<mode>3): Ditto.
3837 (sse5_maskcmp<mode>3): Ditto.
3838 (sse5_maskcmp_uns<mode>3): Ditto.
3839 (sse5_maskcmp_uns2<mode>3): Ditto.
3840 (sse5_pcom_tf<mode>3): Ditto.
3842 * config/i386/predicates.md (sse5_comparison_float_operator):
3843 New predicate to match the comparison operators supported by
3844 the SSE5 com instruction.
3845 (ix86_comparison_int_operator): New predicate to match just the
3846 signed int comparisons.
3847 (ix86_comparison_uns_operator): New predicate to match just the
3848 unsigned int comparisons.
3850 * doc/invoke.texi (-msse5): Add documentation.
3851 (-mfused-madd): Ditto.
3853 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
3855 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
3857 (x86_64-*-*): Ditto.
3859 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
3861 * config/i386/bmmintrin.h: New file, provide common x86 compiler
3862 intrinisics for SSE5.
3864 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
3867 * config/i386/mmintrin-common.h: New file, to contain common
3868 instructions between SSE4.1 and SSE5.
3870 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
3871 FOREACH_FUNCTION_ARGS to iterate over the argument list.
3872 (gen_regparm_prefix): Ditto.
3874 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
3875 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
3876 prototype_p to determine if a function is prototyped.
3878 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
3880 * c-common.c (c_common_reswords) add the alignof keyword,
3881 with same RID as __alignof and __alignof__
3883 2009-08-25 Anatoly Sokolov <aesok@post.ru>
3885 * hooks.h (hook_bool_const_int_const_int_true): Declare.
3886 * hooks.c (hook_bool_const_int_const_int_true): New function.
3887 * target.h (struct gcc_target): Add can_eliminate field.
3888 * target-def.h (TARGET_CAN_ELIMINATE): Define.
3889 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
3890 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
3891 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
3892 (elim_table): Revise comment.
3893 * system.h (CAN_ELIMINATE): Poison.
3894 * defaults.h (CAN_ELIMINATE): Remove.
3895 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
3897 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
3898 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
3900 (alpha_vms_can_eliminate): Declare as static, change return type to
3902 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
3904 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
3905 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
3906 (arm_can_eliminate): New function.
3908 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
3909 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
3910 (avr_can_eliminate): Declare as static.
3911 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
3913 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
3914 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
3915 (bfin_can_eliminate): New function.
3917 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
3918 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
3919 (crx_can_eliminate): New function.
3921 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
3922 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
3923 (fr30_can_eliminate): New function.
3925 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
3926 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
3927 (frv_can_eliminate): New function.
3929 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
3930 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
3931 (h8300_can_eliminate): New function.
3933 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
3934 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
3935 (i386_can_eliminate): Declare as static, change return type to bool.
3936 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
3938 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
3939 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
3940 (ia64_can_eliminate): New function.
3942 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
3943 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
3944 (iq2000_can_eliminate): New function.
3946 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
3947 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
3948 (m32r_can_eliminate): New function.
3950 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
3951 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
3952 (m68hc11_can_eliminate): New function.
3954 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
3955 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
3956 (m68k_can_eliminate): New function.
3958 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
3959 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
3960 (mep_can_eliminate): New function.
3962 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
3963 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
3964 (mips_can_eliminate): New function.
3966 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
3967 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
3968 (rs6000_can_eliminate): New function.
3970 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
3971 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
3972 (s390_can_eliminate): Declare as static.
3973 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
3975 * config/score/score.h (CAN_ELIMINATE): Remove macro.
3976 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
3977 (score_can_eliminate): New function.
3979 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
3980 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
3981 (sparc_can_eliminate): Declare as static.
3982 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
3984 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
3985 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
3986 (xstormy16_can_eliminate): New function.
3988 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
3989 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
3990 (v850_can_eliminate): New function.
3992 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
3994 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
3995 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
3996 (*movdfcc_ext[1234]): Disable for IEEE mode.
3998 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
4000 * gimplify.c (prepare_gimple_addressable): New static function.
4001 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
4003 (gimplify_addr_expr): Invoke it similarly on the operand instead of
4004 manually fiddling with it.
4006 2009-08-25 Michael Matz <matz@suse.de>
4008 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
4009 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
4011 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
4012 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
4013 (do_jump): Split out code for simple binary comparisons into ...
4014 (do_jump_1): ... this, taking the individual operands and code.
4015 Change callers to helper function above accordingly.
4016 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
4019 2009-08-25 Michael Matz <matz@suse.de>
4021 * expr.h (struct separate_ops, sepops): New type for passing
4022 around an exploded simple expression.
4023 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
4024 Use this structure instead of expression tree.
4025 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
4026 expression, only its type.
4027 (expand_vec_cond_expr): Take type and individual operands instead
4029 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
4030 expand_vec_shift_expr): Change prototype accordingly.
4031 * tree-vect-stmts.c (vectorizable_condition): Change call of
4032 expand_vec_cond_expr_p to pass only type.
4033 * expr.c (do_store_flags): Change prototype and implementation
4034 to take an exploded expression.
4035 (expand_expr_real_1): New local ops initialized with details
4036 of the full expression. Use it instead of full
4037 expression in calls to do_store_flags, expand_vec_cond_expr,
4038 expand_widen_pattern_expr and expand_vec_shift_expr.
4040 2009-08-25 Michael Matz <matz@suse.de>
4042 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
4043 treeop2 initialized with first three operands of the full expression.
4044 Substitute all TREE_OPERAND (exp, [012]) calls with them.
4046 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
4048 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
4049 (__gthread_objc_condition_allocate): Mark arguments as unused.
4050 (__gthread_objc_condition_deallocate): Likewise.
4051 (__gthread_objc_condition_wait): Likewise.
4052 (__gthread_objc_condition_broadcast): Likewise.
4053 (__gthread_objc_condition_signal): Likewise.
4054 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
4055 (__gthread_objc_thread_id): Likewise.
4057 2009-08-25 Janus Weil <janus@gcc.gnu.org>
4060 * tree-pretty-print.c (print_call_name): Print the correct call name
4061 for procedure pointer components.
4063 2009-08-24 Steve Ellcey <sje@cup.hp.com>
4065 * config/ia64/ia64.c (ia64_promote_function_mode): Call
4066 default_promote_function_mode when not VMS.
4068 2009-08-24 Olivier Hainque <hainque@adacore.com>
4070 * convert.c (convert_to_integer): Don't assume an input pointer is
4071 POINTER_SIZE wide. Fetch from the type instead.
4073 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4075 * configure.ac (AC_PREREQ): Bump to 2.64.
4077 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
4079 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
4080 (process_command): Don't search standard_exec_prefix_1 and
4081 standard_exec_prefix_2.
4083 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4085 * config/arm/arm.c (output_return_instruction): Handle for
4088 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4090 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
4092 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4094 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
4095 (*arm_movdf_vfp): Likewise.
4097 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4099 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
4100 (vashr<mode>3): Rename from ashr<mode>3.
4101 (vlshr<mode>3): Rename from lshr<mode>3.
4103 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
4106 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
4107 (check_format_info_main): Use scalar_identify_flag.
4108 (check_format_types): Check for scalar size identity if
4109 scalar_identify_flag is set.
4110 (printf_length_specs): Extend by new field.
4111 (asm_fprintf_length_specs): Likewise.
4112 (gcc_diag_length_specs): Likewise.
4113 (scanf_length_specs): Likewise.
4114 (strfmon_length_specs): Likewise.
4115 (gcc_gfc_length_specs): Likewise.
4116 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
4117 (ms_printf_flag_specs): Likewise.
4118 * c-format.h (format_length_info): Add new member scalar_identity_flag.
4120 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
4123 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
4124 (*call_value_pop_1): Ditto.
4125 (*sibcall_pop_1): New insn pattern.
4126 (*sibcall_value_pop_1): Ditto.
4128 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4131 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
4134 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4137 * fwprop.c (try_fwprop_subst): Allow multiple sets.
4138 (get_reg_use_in): New function.
4139 (forward_propagate_subreg): Propagate through subreg of zero_extend
4142 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
4144 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
4145 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4147 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4149 * configure.ac: Remove --with-datarootdir, --with-docdir,
4150 --with-htmldir switches. No need to call AC_SUBST for
4151 datarootdir, docdir, htmldir any more.
4152 * configure: Regenerate.
4153 * doc/install.texi (Configuration): Document --datarootdir,
4154 --docdir, --htmldir, --pdfdir; update documentation for
4155 --infodir, --mandir.
4156 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
4159 * aclocal.m4: Regenerate.
4160 * config.in: Regenerate.
4161 * configure: Regenerate.
4163 2009-08-21 Douglas B Rupp <rupp@gnat.com>
4164 Olivier Hainque <hainque@adacore.com>
4166 * config/ia64/ia64.c: Include libfuncs.h.
4167 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
4168 (ia64_expand_call): Use reg 25 on VMS.
4169 (ia64_initialize_trampoline): Fix for VMS ABI.
4170 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
4171 (ia64_function_arg): Initialize reg 25 on VMS.
4172 Fix OpenVMS ABI issues for varargs.
4173 For OpenVMS, emit the Argument Information register set in the
4174 incoming/sibcall case as well.
4175 (ia64_arg_type): New function.
4176 (ia64_function_arg_advance): Keep track of cum->words.
4177 Fix OpenVMS ABI issues for varargs.
4178 (ia64_function_value): On VMS, promote mode of non-aggregate types.
4179 (ia64_override_options): Set flag_no_common on VMS.
4180 (ia64_init_builtins): Disable FWRITE builtin.
4181 (ia64_asm_output_external): Call DO_CRTL_NAMES.
4182 (ia64_vms_init_libfuncs): Add decc$ routines.
4183 (ia64_vms_valid_pointer_mode): New function.
4184 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
4185 (ia64_promote_function_mode): New function
4186 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
4187 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
4188 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4189 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
4190 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
4191 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
4192 Suppress trailing '#' if VALUE is numeric.
4193 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
4194 ia64_promote_function_mode.
4195 (TARGET_VALID_POINTER_MODE): Define.
4197 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4200 * config/rs6000/rs6000.c (rs6000_override_options): Use
4201 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
4204 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
4205 reporting of vector + decimal/boolean/complex error.
4207 2009-08-21 Jakub Jelinek <jakub@redhat.com>
4209 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
4210 __vector double TYPE_DECL.
4212 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
4214 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
4215 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
4216 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
4217 to pointer to enum machine_mode. Update all callers as needed.
4219 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
4221 * config/alpha/alpha.md (exception_receiver): Emit alternative
4222 GP load sequence if flag_reorder_blocks_and_partition is set.
4223 (*exception_receiver_2): Also enable when
4224 flag_reorder_blocks_and_partition is set.
4226 2009-08-20 Matt Rice <ratmice@gmail.com>
4227 Diego Novillo <dnovillo@google.com>
4229 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
4232 2009-08-20 Richard Guenther <rguenther@suse.de>
4234 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
4235 * c-tree.h (c_dup_lang_specific_decl): Remove.
4236 (struct lang_decl, struct lang_type): Move definitions ...
4237 * c-lang.h: ... here. New file.
4238 * c-decl.c: Include c-lang.h.
4239 (c_dup_lang_specific_decl): Remove.
4240 * c-typeck.c: Include c-lang.h.
4241 * Makefile.in (c-decl.o): Add c-lang.h dependency.
4242 (c-typeck.o): Likewise.
4243 * c-config-lang.in (gtfiles): Add c-lang.h.
4244 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
4247 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
4249 * config/alpha/alpha.c (alpha_end_function): Do not clear
4250 crtl->emit structure and free insn locators if cfun->is_thunk is true,
4251 this is now handled in generic code.
4253 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4255 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
4256 (s390_z10_fix_long_loop_prediction): New function.
4257 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
4258 (s390_reorg): Walk over the INSNs and invoke
4259 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
4261 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4263 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
4264 "*brx_64bit", "*brx_31bit"): New patterns.
4265 * config/s390/s390.c ('E'): New output modifier.
4267 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4268 Richard Earnshaw <richard.earnshaw@arm.com>
4270 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
4271 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
4273 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4275 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
4277 * pa.c (emit_move_sequence): Check if address of operand1 is valid
4278 for mode mode of operand0 when doing secondary reload for SAR.
4280 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4283 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
4284 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
4286 2009-08-19 Jason Merrill <jason@redhat.com>
4288 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
4289 supported template depth in C++0x.
4291 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4293 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
4294 free_after_compilation.
4295 * config/score/score7.c (score7_output_mi_thunk): Likewise.
4296 * config/score/score3.c (score3_output_mi_thunk): Likewise.
4297 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4298 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4299 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4300 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4301 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4303 2009-08-19 Ian Lance Taylor <iant@google.com>
4305 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
4306 of (plus (mult (neg B) C) A).
4308 2009-08-18 Michael Matz <matz@suse.de>
4310 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
4311 instead of comparing TYPE_MAIN_VARIANT for equality.
4312 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
4313 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
4314 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
4315 * gimplify.c (goa_lhs_expr_p): Ditto and use
4316 STRIP_USELESS_TYPE_CONVERSION.
4318 2009-08-18 Michael Matz <matz@suse.de>
4320 * tree-ssa-structalias.c (create_variable_info_for): Also mark
4321 first field in a struct.
4322 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
4324 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4326 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4327 locators before emit_insn is called. Remove assert that
4329 (alpha_end_function): Clear crtl->emit structure and free insn
4330 locators if cfun->is_thunk is true.
4332 2009-08-18 Jason Merrill <jason@redhat.com>
4334 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
4336 * configure.ac: Test for it.
4337 * configure, config.in: Regenerate.
4338 * doc/install.texi: Document --enable-gnu-unique-object.
4340 2009-08-18 Richard Guenther <rguenther@suse.de>
4343 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
4344 pow(x,y*z) only if x is nonnegative.
4346 2009-08-18 Jakub Jelinek <jakub@redhat.com>
4348 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
4352 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
4353 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
4355 2009-08-17 DJ Delorie <dj@redhat.com>
4357 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
4358 * config/m32c/prologue.md (epilogue_freit): New.
4360 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
4361 (bank_switch_p): Likewise.
4362 (fast_interrupt_p): Likewise.
4363 (interrupt_p): Likewise.
4364 (m32c_conditional_register_usage): Round memregs size up.
4365 (need_to_save): We only need to save $a0 when we use ENTER.
4366 (interrupt_p): Check for fast_interrupt too.
4367 (bank_switch_p): New.
4368 (fast_interrupt_p): New.
4369 (m32c_attribute_table): Add bank_switch and fast_interrupt.
4370 (m32c_emit_prolog): Support bank switching and fast interrupts.
4371 * doc/extend.texi (Function Attributes): Add bank_switch and
4374 2009-08-17 Douglas B Rupp <rupp@gnat.com>
4376 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
4377 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
4379 2009-08-16 Douglas B Rupp <rupp@gnat.com>
4381 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
4382 (menu): Add IA-64/VMS Options.
4383 (IA-64/VMS Options): Likewise.
4385 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4388 * config/mips/mips.md (*lwxs): Use :P for pointer values.
4390 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4392 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
4393 (mips_pop_asm_switch): Likewise.
4394 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
4396 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4397 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
4398 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
4399 (mips_print_operand_punctuation): Use them. Check mips_noreorder
4400 instead of set_noreorder.
4401 (mips_output_function_prologue): Use the new functions.
4402 (mips_output_function_epilogue): Likewise.
4403 (mips_need_noat_wrapper_p): New function, split out from...
4404 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
4405 Use mips_push_asm_switch and mips_pop_asm_switch.
4406 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
4407 and mips_pop_asm_switch.
4408 (ASM_OUTPUT_REG_POP): Likewise.
4409 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
4410 Use mips_pop_asm_switch.
4411 (mips_asm_switch): New structure.
4412 (set_noreorder, set_nomacro): Replace with...
4413 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4414 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
4415 instead of set_nomacro.
4416 (fix_truncsfsi2_macro): Likewise.
4417 (cprestore): Likewise.
4418 (hazard): Use mips_noreorder instead of set_noreorder.
4419 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4421 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
4423 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
4424 from prev_active_insn.
4426 2009-08-16 Anatoly Sokolov <aesok@post.ru>
4428 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
4429 * config/avr/avr.c (avr_override_options): Initialize
4430 avr_current_arch variable.
4431 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
4432 __AVR_HAVE_16BIT_SP__ according to the device type.
4433 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
4435 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
4436 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
4438 2009-08-16 Dodji Seketeli <dodji@redhat.com>
4441 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
4442 generating inlined subroutine die only. We shouldn't be
4443 called for anything else.
4444 (gen_block_die): Don't generate inline subroutine debug info for
4447 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4449 * graphite-poly.c (print_pbb): Print PBB index.
4451 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4454 * graphite-interchange.c (ppl_max_for_le): Moved...
4455 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
4456 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
4457 ppl_Pointset_Powerset_C_Polyhedron_maximize.
4458 * graphite-ppl.h (ppl_max_for_le): Declared.
4460 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
4462 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
4463 supported on all platforms.
4464 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
4465 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
4466 * c-pragma.c: Likewise.
4467 * target-def.h (TARGET_INITIALIZER): Remove
4468 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4469 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4471 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4473 * config/ia64/fde-vms.c: New file.
4474 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
4475 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
4476 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
4477 (uw_frame_state_for): Only register a personality routine if it is
4478 known to be compatible with our expectations.
4479 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
4480 Declare unw_table_entry stack variable and
4481 mod all calls to _Unwind_FindTableEntry to add arg.
4482 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
4483 (_Unwind_FindTableEntry): Add arg to prototype.
4485 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
4487 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
4488 field 'signal_pfs_loc'.
4489 (uw_frame_state_for): Remove duplicate code dealing with leaf
4490 procedures without unwind info.
4491 If in the frame after unwinding through a signal handler, restore
4492 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
4493 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
4494 'pfs_loc' to the AR.PFS location in the signal context; instead
4495 set 'signal_pfs_loc'.
4496 Manually generate the unwind info for the AR.PFS register.
4497 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
4498 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
4499 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
4500 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
4501 instead set 'signal_pfs_loc'.
4502 Remove code preventing the AR.PFS register from being restored
4503 from the signal context.
4505 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4506 Tristan Gingold <gingold@adacore.com>
4508 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
4509 * config/ia64/t-vms: New file.
4510 * config/ia64/vms64.h: New file.
4511 * config/ia64/vms.h: New file.
4512 * config/ia64/vms-crtinit.asm: New file.
4513 * config/ia64/vms_symvec_libgcc_s.opt: New file.
4514 * config/ia64/vms-unwind.h: New file.
4516 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4518 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
4521 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4524 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
4526 * real.h (do_mpc_arg2): ... here.
4527 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
4530 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
4532 * final.c (add_debug_prefix_map): Don't use GC memory for
4533 old_prefix and new_prefix.
4535 2009-08-14 Richard Guenther <rguenther@suse.de>
4537 * ipa-prop.c (compute_complex_pass_through): If we cannot
4538 compute a non-varying offset for IPA_JF_ANCESTOR punt.
4540 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4542 * c-lex.c (c_lex_with_flags): Increase size of local variable
4543 to avoid memory clobber.
4545 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
4548 * config/i386/i386.c (ix86_fp_comparison_strategy):
4549 Only enable/disable sahf at function granularity.
4551 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
4553 PR rtl-optimization/41064
4554 * reload1.c (reload_as_needed): Don't call extract_insn
4555 for known invalid replacements after calling
4556 validate_replace_rtx_group and verify_changes.
4558 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4561 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
4562 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
4563 ix86_expand_fp_vcond.
4564 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
4565 Assert that operation is supported by ix86_expand_int_vcond.
4566 (vcondu<SSEMODE124C8:mode>): Ditto.
4568 2009-08-13 DJ Delorie <dj@redhat.com>
4570 * config/i386/djgpp-stdint.h: New.
4571 * config.gcc (djgpp): Use it.
4573 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
4575 * config/sh/sh.c (sh_override_options): When flag_exceptions or
4576 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
4578 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
4580 * tree-ssa-loop-prefetch.c
4581 (prune_ref_by_group_reuse): Enhance probabilistic analysis
4582 for long-stride pruning.
4583 (compute_miss_rate): New function to compute the probability
4584 that two memory references access different cache lines.
4586 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
4588 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
4590 2009-08-13 Richard Guenther <rguenther@suse.de>
4593 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
4594 use the constant pointer type.
4595 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
4596 of CV qualifiers on the target pointer type.
4597 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
4598 conversion check before restrict check.
4600 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4603 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
4605 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4607 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
4609 2009-08-12 Richard Guenther <rguenther@suse.de>
4611 PR tree-optimization/41011
4612 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
4613 and reference constructing.
4615 2009-08-12 Xinliang David Li <davidxl@google.com>
4617 PR tree-optimization/41012
4618 * tree-flow.h : New external interface.
4619 * gimple-low.c (check_call_arg): Change to public function.
4620 Remove argument mismatch check in lowering.
4621 * tree-inline.h (tree_can_inline_p): Interface change.
4622 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
4624 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
4625 Call change to tree_can_inline_p function.
4626 (cgraph_decide_inlining_incrementally): Ditto.
4628 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
4630 PR tree-optimization/41031
4631 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
4632 on the partition variable rather than promote_mode on the source
4633 type. Assert that the partition variable's type has the same
4634 mode as the source value's.
4636 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
4638 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
4639 for for_return == 2.
4640 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
4642 * calls.c (expand_call): Fix typo.
4643 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
4645 * stmt.c (expand_value_return): Use promote_function_mode to copy out
4647 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
4648 * config/cris/cris.c (cris_promote_function_mode): Likewise.
4649 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
4650 * config/pa/pa.c (pa_promote_function_mode): Likewise.
4652 2009-08-12 Andrew Haley <aph@redhat.com>
4654 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
4656 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4659 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4661 2009-08-12 Richard Guenther <rguenther@suse.de>
4663 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
4664 * gimplify.c (gimplify_modify_expr): Do not use
4665 lang_hooks.types_compatible_p.
4666 * tree-ssa.c (useless_type_conversion_p): For aggregates
4667 just return false if the canonical types differ.
4669 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4672 * sese.c (convert_for_phi_arg): New.
4673 (add_guard_exit_phis): Use convert_for_phi_arg.
4675 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4677 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
4678 unknown subscript upper bounds.
4680 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4681 Pranav Garg <pranav.garg2107@gmail.com>
4683 * graphite-interchange.c (gather_access_strides): Removed.
4684 (ppl_max_for_le): New.
4685 (build_linearized_memory_access): New.
4686 (memory_stride_in_loop): New.
4687 (pbb_interchange_profitable_p): Reimplemented.
4688 * graphite-ppl.h (ppl_new_id_map): New.
4689 (ppl_interchange): New.
4691 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4693 * graphite-interchange.c (compute_subscript): Removed.
4694 (compute_array_size_cstr): Removed.
4695 (compute_array_size_poly): Removed.
4696 (compute_array_size): Removed.
4697 (gather_access_strides_poly): Removed.
4698 (gather_access_strides): Empty.
4700 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4702 * graphite-dependences.c (dependence_polyhedron_1): Replace
4703 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
4704 (graphite_legal_transform_dr): Same.
4705 (graphite_carried_dependence_level_k): Same.
4706 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
4707 Initialize PDR_NB_SUBSCRIPTS.
4708 (print_pdr_access_layout): Replace pdr_nb_subscripts with
4710 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
4711 (PDR_NB_SUBSCRIPTS): New.
4712 (pdr_nb_subscripts): Removed.
4713 (pdr_dim): Simplified.
4714 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
4715 with PDR_NB_SUBSCRIPTS.
4717 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4719 * graphite-interchange.c (compute_array_size): Remove use of
4721 * graphite-poly.c (new_poly_dr): Remove argument data_container.
4722 Do not initialize PDR_DATA_CONTAINER.
4723 (print_pdr): Do not print PDR_DATA_CONTAINER.
4724 * graphite-poly.h (struct poly_dr): Remove data_container field.
4725 (PDR_DATA_CONTAINER): Removed.
4726 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
4728 (build_poly_dr): Same.
4730 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4731 Sebastian Pop <sebastian.pop@amd.com>
4733 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
4734 copy of the dependence polyhedron. Free the temporary objects.
4735 (graphite_carried_dependence_level_k): Free unused objects before
4738 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
4739 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
4740 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
4741 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
4742 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
4744 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4746 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
4747 Early return without analyzing the data dependences if no
4748 transform has been done. Call restore_scattering if the transform
4750 (graphite-interchange.c): Same.
4751 * graphite-poly.c (print_scattering_function): Test for
4753 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
4754 (apply_poly_transforms): Do not gcc_assert that
4755 the transform is legal.
4756 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
4757 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
4758 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
4759 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
4760 * graphite-poly.h (struct poly_scattering): New.
4761 (struct poly_bb): Add original, transformed, and saved fields.
4762 Remove transformed_scattering, original_scattering,
4763 nb_local_variables and nb_scattering_transform fields.
4764 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
4765 (poly_scattering_new): New.
4766 (poly_scattering_free): New.
4767 (poly_scattering_copy): New.
4768 (store_scattering_pbb): New.
4769 (store_scattering): New.
4770 (restore_scattering_pbb): New.
4771 (restore_scattering): New.
4772 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
4773 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
4775 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4777 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
4780 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4782 * Makefile.in (graphite.o): Depends on PREDICT_H.
4783 * graphite.c: Include predict.h.
4784 (graphite_finalize): Call tree_estimate_probability.
4785 * predict.c (predict_loops): Do not call scev_initialize and
4787 (tree_estimate_probability_bb): New.
4788 (tree_estimate_probability): Do not initialize loops: move that
4789 code to the driver. Call tree_estimate_probability_bb.
4790 (tree_estimate_probability_driver): New.
4791 (pass_profile): Use tree_estimate_probability_driver.
4792 * predict.h (tree_estimate_probability): Declared.
4794 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4796 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
4797 * graphite-dependences.c (graphite_legal_transform): Add time to
4798 TV_GRAPHITE_DATA_DEPS.
4799 (dependency_between_pbbs_p): Same.
4800 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
4802 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
4804 PR rtl-optimization/41033
4805 * alias.c (nonoverlapping_component_refs_p): Punt when strict
4806 aliasing is disabled.
4808 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4810 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
4811 si_mask_operand, and_load_operand, low_bitmask_operand,
4812 and_reg_operand, and_operand): New predicates.
4813 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
4814 * config/mips/mips.c (and_operands_ok): New function.
4815 * config/mips/mips-protos.h (and_operands_ok): Declare it.
4816 * config/mips/mips.md (move_type): Add ext_ins and logical.
4817 (type): Handle them.
4818 (and<mode>3): Use and_reg_operand as the second operand's predicate.
4819 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
4820 shift_shift. Remove commutative constraint modifier.
4821 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
4823 (*clear_upper32_dext): Remove define_insn_and_split.
4824 (*clear_upper32): Turn this define_insn_and_split ...
4825 (splitter for ANDing register with 0xffff_ffff): .. into this.
4827 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4829 * combine.c (try_widen_shift_mode): Factor out code to check if an
4830 integer constant is a low-order bitmask from here ...
4831 * rtlanal.c (low_bitmask_len): ... to here.
4832 * rtl.h (low_bitmask_len): Declare.
4834 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
4837 * config/alpha/alpha.md (addsi3): Remove expander.
4838 (addsi3): Rename from *addsi3_internal insn pattern.
4839 (subsi3): Remove expander.
4840 (subsi3): Rename from *subsi3_internal insn pattern.
4842 2009-08-11 Douglas B Rupp <rupp@gnat.com>
4844 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
4847 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
4848 Eric Botcazou <botcazou@adacore.com>
4849 Douglas B Rupp <rupp@gnat.com>
4851 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
4852 that records that fit in 64 bits are returned by immediate value,
4853 as required by OpenVMS Calling Standard.
4854 (function_value): Adjust for above modification.
4855 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
4856 virtual_incoming_args_rtx as base object, not next_arg.
4857 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
4859 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4861 * reload.c (find_reloads_subreg_address): Check the original
4862 req_equiv_mem address to detect the case where an address is
4863 not valid in the outer mode.
4865 2009-08-11 Richard Guenther <rguenther@suse.de>
4868 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
4870 2009-08-10 Douglas B Rupp <rupp@gnat.com>
4872 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
4873 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
4875 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
4876 Douglas B Rupp <rupp@gnat.com>
4878 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
4879 PT_STACK when frame_pointer_needed on OpenVMS.
4880 (alpha_pv_save_size, alpha_using_fp): Remove.
4881 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
4882 with proper processing for PT_NULL.
4883 (alpha_vms_initial_elimination_offset): New function. Support for
4884 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
4885 (alpha_sa_size): Force procedure type to PT_STACK when
4886 frame_pointer_needed on OpenVMS.
4887 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
4888 (alpha_using_fp): Likewise.
4889 (alpha_vms_can_eliminate): Add prototype.
4890 (alpha_vms_initial_elimination_offset): Likewise.
4891 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
4892 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
4894 2009-08-10 Eric Botcazou <botcazou@adacore.com>
4895 Douglas B Rupp <rupp@gnat.com>
4897 * config/alpha/alpha.c (common_object_handler): New function.
4898 (vms_attribute_table): Declare a single attribute "common_object".
4899 (vms_output_aligned_decl_common): New global function.
4900 (SECTION_VMS_OVERLAY): Delete.
4901 (SECTION_VMS_GLOBAL): Likewise.
4902 (SECTION_VMS_INITIALIZE): Likewise.
4903 (vms_asm_named_section): Remove support for above flags.
4904 (vms_section_type_flags): Delete.
4905 (TARGET_SECTION_TYPE_FLAGS): Likewise.
4906 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
4907 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
4908 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
4910 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
4913 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
4914 (sub_ddmmss): Likewise.
4916 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
4919 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
4922 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4925 * reload1.c (reload_as_needed): Use cancel_changes to completely
4926 undo a failed replacement attempt.
4928 2009-08-10 Richard Guenther <rguenther@suse.de>
4931 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
4932 (useless_type_conversion_p): ... here. Require pointer targets
4935 2009-08-10 Dodji Seketeli <dodji@redhat.com>
4938 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
4939 loose the original type of the statement list.
4941 2009-08-09 Douglas B Rupp <rupp@gnat.com>
4943 * config/alpha/alpha.c: Include libfuncs.h
4944 (avms_asm_output_extern): New function.
4945 (alpha_init_libfuncs): Init some decc libfuncs.
4946 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
4947 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
4948 (DO_CRTL_NAMES): Define.
4950 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
4951 (LONG_TYPE_SIZE): Define.
4952 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
4953 (SUBTARGET_SWITCHES): Define malloc64 switch.
4954 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
4955 (MASK_RETURN_ADDR): Define.
4956 doc/invoke.texi (mmalloc64): Document switch.
4958 2009-08-09 Olivier Hainque <hainque@adacore.com>
4959 Douglas B Rupp <rupp@gnat.com>
4961 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
4962 uses_condition_handler.
4963 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
4964 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
4965 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
4966 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
4967 (code_for_builtin): New insn codes for the new alpha_builtins.
4968 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
4969 (alpha_sa_size): Account for uses_condition_handler.
4970 (alpha_expand_prologue): Likewise.
4971 (alpha_start_function): Likewise.
4972 (alpha_expand_epilogue): Likewise.
4973 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
4974 establish/revert expanders.
4975 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
4976 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
4977 New expander, resorting to the alpha.c associated function.
4978 (builtin_revert_vms_condition_handler): Likewise.
4979 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
4980 __gcc_shell_handler, the static VMS condition handler used as
4981 an indirection wrapper to the current dynamically established
4983 * config/alpha/vms-unwind.h: Complete rewrite.
4984 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
4985 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
4987 2009-08-09 Eric Botcazou <botcazou@adacore.com>
4988 Douglas B Rupp <rupp@gnat.com>
4990 * config/alpha/alpha.c (alpha_links): Add 'target' field.
4991 (alpha_need_linkage): Handle aliases. Return function symbol.
4992 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
4993 Use ultimate alias target for the linkage name.
4994 * config/alpha/alpha.md (movmemdi): Use the symbol returned
4995 by alpha_need_linkage for the function symbol.
4996 (setmemdi): Likewise.
4998 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5000 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
5001 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
5002 (ASM_WEAKEN_LABEL): Define.
5003 (CRT_CALL_STATIC_FUNCTION): Define.
5004 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
5005 (ENDFILE_SPEC): Define.
5006 (INIT_SECTION_ASM_OP): Define.
5007 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
5008 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
5010 (MULTILIB_OSDIRNAMES): Define.
5011 (shlib_version): Define.
5012 (SHLIB_EXT): Define.
5013 (SHLIB_OBJS): Define.
5014 (SHLIB_NAME): Define.
5015 (SHLIB_MULTILIB): Define.
5016 (SHLIB_INSTALL): Define.
5017 (SHLIB_SYMVEC): Define.
5018 (SHLIB_SYMVECX2): Define.
5019 (SHLIB_LINK): Define.
5021 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5023 * config/alpha/alpha.c (alpha_initialize_trampoline):
5024 Initialize VMS trampoline IAW ABI for bounded procedure calls.
5025 (alpha_start_function): Emit transfer address on nested functions
5026 for VMS trampoline call.
5027 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
5028 since no longer used.
5029 * config/alpha/vms-tramp.asm: Remove.
5030 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
5031 since now only data initialized at runtime.
5033 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5035 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
5036 (LINK_GCC_C_SEQUENCE_SPEC): Define.
5037 (MD_EXEC_PREFIX): Remove, no longer used.
5038 (MD_STARTFILE_PREFIX): Likewise.
5039 (INCLUDE_DEFAULTS): Likewise.
5040 * config/alpha/t-vms:
5041 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
5043 2009-08-09 Richard Guenther <rguenther@suse.de>
5045 PR tree-optimization/41016
5046 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
5047 (operand_precision): Remove.
5048 (integral_operand_p): Likewise.
5049 (recognize_single_bit_test): Adjust.
5051 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5053 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
5054 operation overflows. Likewise non-cast unary arithmetic.
5055 If one arm of a conditional expression is always taken,
5056 inhibit evaluation warnings for the other arm. Likewise inhibit
5057 evaluation warnings for the second && or || operand if the first
5058 operand is enough to determine the result.
5059 * c-typeck.c (build_conditional_expr): Apply the same inhibition
5061 (build_binary_op): Prevent duplicate evaluation warnings.
5063 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5065 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
5066 and destination have different modes, Use promote_mode to
5067 determine the signedness of the conversion. Assert that the
5068 promoted source mode matches the destination mode. Don't pass
5069 the destination and destination mode to expand_expr if the source
5070 mode is different. Simplify conversion logic.
5072 2009-08-09 Ira Rosen <irar@il.ibm.com>
5074 PR tree-optimization/41008
5075 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
5076 from condition only in case it's a comparison. Adjust checks.
5078 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
5080 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
5081 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
5082 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
5083 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
5084 (dump_cand): Handle them.
5085 (struct iv_cand): New members COST_STEP and AINC_USE.
5086 (stmt_after_increment): Likewise.
5087 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
5088 callers changed. Use gimple_uid comparison instead of scanning.
5089 (add_candidate_1): When looking for identical candidates, take
5090 AINC_USE into account. Set it for new candidates.
5091 (force_expr_to_var_cost): Cast target_spill_cost to int.
5092 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
5093 All callers changed. Check for availability of autoinc addressing
5094 modes, both in general for a given mode, and in the specific use case.
5095 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
5097 (get_computation_cost): Likewise.
5098 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
5099 add_autoinc_candidates): New static functions.
5100 (add_candidate): Call add_autoinc_candidates for candidates based on
5102 (find_iv_candidates): Call set_autoinc_for_original_candidates.
5103 (determine_use_iv_cost_address): If we have an autoinc candidate at
5104 the matching use, verify autoinc is possible and subtract the cost
5105 of the candidate's step from the cost.
5106 (determine_iv_cost): Record the cost of the increment in the COST_STEP
5107 member of the candidate.
5108 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
5109 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
5111 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5113 * config.build (ia64-hp-*vms*): New target.
5114 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5116 * config.gcc (ia64-hp-*vms*): New target.
5117 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5119 * config.host (ia64-hp-*vms*): New target.
5120 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5123 2009-08-08 Richard Guenther <rguenther@suse.de>
5125 PR tree-optimization/40991
5126 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
5128 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
5130 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
5131 mode check. Do truncations in an integer mode.
5132 (force_to_mode): Handle subregs for all mode types. Only do
5133 arithmetic simplifications on integer modes.
5135 2009-08-07 Richard Guenther <rguenther@suse.de>
5137 PR tree-optimization/40999
5138 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
5139 (maybe_fold_reference): Lookup constant initializers.
5140 (fold_gimple_assign): Likewise.
5142 2009-08-07 Richard Guenther <rguenther@suse.de>
5144 * tree-ssa.c (useless_type_conversion_p_1): Only for types
5145 that require structural equality defer to the langhook.
5147 2009-08-07 Martin Jambor <mjambor@suse.cz>
5149 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
5151 (struct ipa_pass_through_data): New type.
5152 (struct ipa_ancestor_jf_data): New type.
5153 (union jump_func_value): Removed field formal_id, added fields
5154 pass_through and ancestor.
5155 (struct ipa_param_call_note): Changed type of formal_id to int from
5157 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
5158 operations jump functions and ancestor jump functions.
5159 (compute_complex_pass_through): New function.
5160 (compute_scalar_jump_functions): Call compute_complex_pass_through,
5161 reflect changes in the jump function strucutre.
5162 (update_jump_functions_after_inlining): Ignore complex pass-through
5163 and ancestor jump functions.
5164 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
5165 polynomial pass-through with operation jump functions.
5167 2009-08-07 Jakub Jelinek <jakub@redhat.com>
5169 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
5170 fde->dw_fde_begin as begin label instead of hot/cold label.
5171 Use LLSDAC label instead of LLSDA for second section lsda.
5172 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
5173 label instead of LLSDA if it is true.
5174 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
5176 * except.c (add_call_site, dw2_size_of_call_site_table): Add
5177 SECTION argument. Use it as index into crtl->eh.call_site_record
5179 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
5180 use it to determine how to print table entries instead of using
5181 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
5182 label instead of normal begin label as base.
5183 (sjlj_assign_call_site_values): Adjust add_call_site caller.
5184 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
5185 ensure no EH range spans between sections and that landing pads
5186 are always in the corresponding section.
5187 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
5188 for crtl->eh.call_site_record being an array rather than scalar.
5189 (output_one_function_exception_table): New function, copied
5190 from output_function_exception_table. Adjust
5191 dw2_size_of_call_site_table, dw2_output_call_site_table
5192 callers. For SECOND section use *C suffixed labels.
5193 (output_function_exception_table): Call
5194 output_one_function_exception_table and, when doing hot/cold
5195 partitioning, also another time for the second section.
5196 * opts.c: Include except.h.
5197 (decode_options): Allow -freorder-blocks-and-partition with
5198 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
5199 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
5200 * function.h (struct rtl_eh): Change call_site_record from
5201 scalar into array of 2 elements.
5203 2009-08-07 Martin Jambor <mjambor@suse.cz>
5205 * ipa-prop.c (count_formal_params_1): New function.
5206 (ipa_get_vector_of_formal_parms): New function.
5207 (get_vector_of_formal_parm_types): New function.
5208 (ipa_modify_formal_parameters): New function.
5209 (ipa_modify_call_arguments): New function.
5210 (index_in_adjustments_multiple_times_p): New function.
5211 (ipa_combine_adjustments): New function.
5212 (ipa_dump_param_adjustments): New function.
5213 * ipa-prop.h (struct ipa_parm_adjustment): New type.
5214 (ipa_get_vector_of_formal_parms): Declare.
5215 (ipa_modify_formal_parameters): Declare.
5216 (ipa_modify_call_arguments): Declare.
5217 (ipa_combine_adjustments): Declare.
5218 (ipa_dump_param_adjustments): Declare.
5219 (build_ref_for_offset): Declare.
5220 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
5221 * tree-sra.c: Include ipa-prop.c.
5222 (build_ref_for_offset): Make public.
5224 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
5226 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
5228 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
5230 * gcc/doc/extend.texi (__builtin_extract_return_address)
5231 (__builtin_frob_return_address): Document.
5233 2009-08-06 Paul Brook <paul@codesourcery.com>
5235 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
5236 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
5237 implementation on ARMv6-M.
5239 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5241 * doc/extend.texi (pcs): Document new attribute for ARM.
5243 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5245 * arm.c (pcs_attribute_args): Comment out unsupported attribute
5248 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5250 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
5253 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5255 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
5257 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5259 Merge ARM/hard_vfp_branch to trunk.
5261 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
5263 * arm.c (libcall_eq): New function.
5264 (libcall_hash): New function.
5265 (add_libcall): New function.
5266 (arm_libcall_uses_aapcs_base): New function.
5267 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
5268 libcalls using the base PCS.
5269 (arm_init_cumulative_args): Likewise.
5271 2009-07-20 Joseph Myers <joseph@codesourcery.com>
5273 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
5274 Use base ABI for conversion libfuncs between HFmode and SFmode.
5276 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5278 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
5279 V4SImode as representatives of all 64-bit and 128-bit vector
5280 types. Allow vector types without vector modes.
5281 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
5282 without vector modes like BLKmode.
5283 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
5284 BLKmode. Avoid unsupported vector modes or TImode moves for
5286 (aapcs_vfp_allocate_return_reg): Likewise.
5287 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
5288 V8QImode if TARGET_NEON || TARGET_IWMMXT.
5290 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5292 * config/arm/arm.c (arm_handle_pcs_attribute): New.
5293 (arm_get_pcs_model): Pass attribute arguments to
5294 arm_pcs_from_attribute.
5295 (arm_init_cumulative_args): Use base AAPCS for conversions from
5296 floating-point types to DImode.
5297 (arm_attribute_table): Add pcs attribute.
5298 (arm_handle_pcs_attribute): New.
5299 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
5300 conversions from floating-point types to DImode, also declare them
5301 to use base AAPCS and declare functions they call to use base
5302 AAPCS and their RTABI names.
5304 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5306 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
5307 -mfloat-abi=hard not being supported for VFP.
5309 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
5311 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
5312 SYMBOL_REF to hard_libcall_value.
5314 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5315 Richard Earnshaw <rearnsha@arm.com>
5317 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
5318 has been put on the stack, all remaining co-processory arguments for
5319 that co-processor also go on the stack.
5321 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5323 * config/arm/arm.c (arm_return_in_memory): Handle returning
5324 vectors of suitable size in registers also for AAPCS case.
5326 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5328 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
5330 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
5332 ARM Hard-VFP calling convention
5333 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
5334 * target.h (gcc_target): Add libcall_value to table of call hooks.
5335 * targhooks.h (default_libcall_value): Default implementation.
5336 * targhooks.c (default_libcall_value): Likewise.
5337 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
5338 * optabs.c (expand_unop): Use it.
5339 * expr.h (hard_libcall_value): Pass the function RTX through.
5340 * calls.c (emit_library_call_value_1): Update call to
5342 * explow.c (hard_libcall_value): Use new target hook.
5343 * testsuite/lib/target-supports.exp
5344 (check_effective_target_arm_hard_vfp_ok): New hook.
5345 (check_effective_target_arm_neon_ok): Improve test for neon
5347 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
5348 * config/arm/arm.c: Include cgraph.h
5349 (TARGET_FUNCTION_VALUE): Override default hook.
5350 (arm_pcs_default): New variable.
5351 (arm_override_options): Don't fault hard calling convention with VFP.
5352 Add support for AAPCS variants.
5353 (arm_function_value): Make static. Handle AAPCS variants.
5354 (arm_libcall_value): New function.
5355 (arm_apply_result_size): Handle VFP registers in results.
5356 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
5358 (pcs_attribute_args): New variable.
5359 (arm_pcs_from_attribute): New function.
5360 (arm_get_pcs_model): New function.
5361 (aapcs_vfp_cum_init): New function.
5362 (aapcs_vfp_sub_candidate): New function.
5363 (aapcs_vfp_is_return_candidate): New function.
5364 (aapcs_vfp_is_call_candidate): New function.
5365 (aapcs_vfp_allocate): New function.
5366 (aapcs_vfp_allocate_return_reg): New function.
5367 (aapcs_vfp_advance): New function.
5368 (aapcs_cp_arg_layout): New variable.
5369 (aapcs_select_call_coproc): New function.
5370 (aapcs_select_return_coproc): New function.
5371 (aapcs_allocate_return_reg): New function.
5372 (aapcs_libcall_value): New function.
5373 (aapcs_layout_arg): New function.
5374 (arm_init_cumulative_args): Initialize AAPCS args data.
5375 (arm_function_arg): Handle AAPCS variants using new interface.
5376 (arm_arg_parital_bytes): Likewise.
5377 (arm_function_arg_advance): New function.
5378 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
5379 calling conventions.
5380 (arm_setup_incoming_varargs): Handle new AAPCS args data.
5381 * arm.h (NUM_VFP_ARG_REGS): Define.
5382 (LIBCALL_VALUE): Update.
5383 (FUNCTION_VALUE): Delete.
5384 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
5385 (arm_pcs): New enum.
5386 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
5387 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
5388 (FUNCTION_ARG_REGNO_P): Add VFP regs.
5389 * arm-protos.h (arm_function_arg_advance): Add.
5390 (aapcs_libcall_value): Add.
5391 (arm_function_value): Delete.
5393 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
5394 H.J. Lu <hongjiu.lu@intel.com>
5397 * config/i386/i386.c (standard_sse_mode_p): Remove.
5398 (standard_sse_constant_p): Return 2 for integer mode
5399 vector_all_ones_operand when SSE2 is enabled.
5400 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
5401 (ix86_expand_vector_move): Do not check for negative values from
5402 standard_sse_constant_p.
5404 2009-08-06 Richard Guenther <rguenther@suse.de>
5406 * tree-ssa.c (useless_type_conversion_p_1): Make function and
5407 array type comparisons frontend independent.
5408 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
5409 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
5410 out array reference lower bound and element size operands.
5411 (ao_ref_init_from_vn_reference): Properly compute the offset
5412 for ARRAY_RANGE_REF.
5413 (vn_reference_fold_indirect): Fill out array reference lower
5414 bound and element size operands.
5415 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
5416 a non gimple valued reference operand which can happen for
5417 array reference lower bound or element size.
5418 (create_component_ref_by_pieces_1): Properly generate the
5419 element size operand for array references.
5421 2009-08-06 Richard Guenther <rguenther@suse.de>
5423 PR tree-optimization/40964
5424 * tree.c (iterative_hash_host_wide_int): Export.
5425 * tree.h (iterative_hash_host_wide_int): Declare.
5426 * tree-ssa-structalias.c (heapvar_map): New struct.
5427 (heapvar_map_eq): New function.
5428 (heapvar_map_hash): Likewise.
5429 (heapvar_lookup): Adjust.
5430 (heapvar_insert): Likewise.
5431 (make_constraint_from_heapvar): Allow multiple heap variables
5432 per decl at different offsets.
5433 (init_alias_heapvars): Adjust.
5435 2009-08-04 David Daney <ddaney@caviumnetworks.com>
5437 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
5438 * mips_output_sync_loop (mips_output_sync_loop): Only emit
5439 trailing sync if TARGET_SYNC_AFTER_SC.
5441 2009-08-05 David Daney <ddaney@caviumnetworks.com>
5443 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
5444 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
5445 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
5446 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
5447 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5448 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5449 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5450 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
5451 test_and_set_12): Rewrite calls to mips_output_sync_loop.
5452 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
5453 the prototype declaration match the definition.
5454 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
5455 instructions explicitly. Add barrier_before and operands
5457 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
5458 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
5459 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
5460 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5461 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
5462 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
5464 2009-08-05 Andrew Pinski <pinskia@gmail.com>
5466 * tree-ssa-alias.c: Fix intervals to use [) syntax.
5468 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
5469 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5472 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
5475 2009-08-05 Jakub Jelinek <jakub@redhat.com>
5477 PR rtl-optimization/40924
5478 * dse.c (canon_address): Before calling cselib_expand_value_rtx
5479 make sure canon_rtx (mem_address) isn't simpler than
5480 canon_rtx (expanded_mem_address).
5482 2009-08-05 Li Feng <nemokingdom@gmail.com>
5484 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
5486 (build_scop_drs): Build alias set for each SCoP.
5488 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
5490 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
5491 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
5492 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
5493 (MIPS_ARCH_FLOAT_SPEC): Likewise.
5494 (BASE_DRIVER_SELF_SPECS): Likewise.
5496 2009-08-04 Andrew Pinski <pinskia@gmail.com>
5498 * tree-ssa-alias.c: Fix some comment typos.
5500 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
5502 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
5503 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
5505 2009-08-03 Janis Johnson <janis187@us.ibm.com>
5508 * simplify-rtx.c (simplify_binary_operation_1): Disable
5509 simplifications for decimal float operations.
5511 2009-08-03 Jakub Jelinek <jakub@redhat.com>
5514 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
5515 operand of INDIRECT_REF.
5517 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
5519 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
5520 constants referencing TLS symbols.
5522 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5524 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
5525 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
5527 2009-08-03 Richard Guenther <rguenther@suse.de>
5529 * tree.c (make_vector_type): Build a main variant first,
5530 get the canonical one and then build the variant.
5531 * tree-ssa.c (useless_type_conversion_p_1): Handle
5533 (useless_type_conversion_p): Conversions to pointers to
5534 incomplete record types are useless.
5536 2009-08-03 Richard Guenther <rguenther@suse.de>
5538 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
5539 file will be created.
5540 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
5541 * toplev.c (compile_file): Adjust comment.
5543 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
5545 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
5546 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
5547 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5548 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5549 (sh_promote_function_mode): Fix typo.
5551 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
5553 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
5555 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5557 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
5558 declaration arguments.
5560 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
5562 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
5563 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
5564 (ix86_split_ashl): Ditto.
5565 (ix86_expand_vector_init_one_nonzero): Ditto.
5566 (ix86_expand_vector_set): Ditto.
5567 (ix86_expand_reduc_v4sf): Ditto.
5569 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
5571 * explow.c (promote_function_mode): Remove assert.
5572 * config/sh/sh.c (sh_promote_function_mode): Declare.
5574 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5576 * config/pa/pa.c (pa_promote_function_mode): Declare.
5577 Change to static. Fix promote_mode call.
5579 * gthr-dce.h (CONST_CAST2): Define if not defined.
5580 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
5582 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
5584 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
5586 * expr.c (store_constructor): Use promote_decl_mode. Remove
5587 now write-only variable unsignedp.
5588 (expand_expr_real_1): Use promote_decl_mode.
5589 * expr.h (promote_function_mode, promote_decl_mode): New.
5590 (promote_mode): Remove last argument.
5591 * function.c (assign_temp): Drop last argument of promote_mode.
5592 (assign_parm_find_data_types): Use promote_function_mode.
5593 (assign_parm_setup_reg): Likewise.
5594 (expand_function_end): Use promote_function_mode.
5595 * calls.c (initialize_argument_information): Use promote_function_mode.
5596 (precompute_arguments): Use promote_mode instead of checking if
5597 only PROMOTE_FUNCTION_MODE is defined.
5598 (expand_call): When making sibcall decisions, use promote_function_mode.
5599 Below, remove an if for targetm.calls.promote_function_return and
5600 and use promote_function_mode.
5601 (emit_library_call_value_1): Use promote_function_mode, fix bug
5602 where promote_mode was passed FOR_CALL == 0 for a return value in an
5604 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5605 * explow.c (promote_function_mode, promote_decl_mode): New.
5606 (promote_mode): Keep only the FOR_CALL == 0 case.
5607 * combine.c (setup_incoming_promotion): Remove test of
5608 promote_function_args. Use promote_function_mode.
5609 * stmt.c (expand_value_return): Use promote_decl_mode.
5610 (expand_decl): Use promote_decl_mode.
5612 * expr.c (store_constructor): Use promote_decl_mode. Remove
5613 now write-only variable unsignedp.
5614 (expand_expr_real_1): Use promote_decl_mode.
5615 * expr.h (promote_function_mode, promote_decl_mode): New.
5616 (promote_mode): Remove last argument.
5617 * function.c (assign_temp): Drop last argument of promote_mode.
5618 (assign_parm_find_data_types): Use promote_function_mode.
5619 (assign_parm_setup_reg): Likewise.
5620 (expand_function_end): Use promote_function_mode.
5621 * calls.c (initialize_argument_information): Use promote_function_mode.
5622 (precompute_arguments): Use promote_mode instead of checking if
5623 only PROMOTE_FUNCTION_MODE is defined.
5624 (expand_call): When making sibcall decisions, use promote_function_mode.
5625 Below, remove an if for targetm.calls.promote_function_return and
5626 and use promote_function_mode.
5627 (emit_library_call_value_1): Use promote_function_mode, fix bug
5628 where promote_mode was passed FOR_CALL == 0 for a return value in an
5630 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5631 * explow.c (promote_function_mode, promote_decl_mode): New.
5632 (promote_mode): Keep only the FOR_CALL == 0 case.
5633 * combine.c (setup_incoming_promotion): Remove test of
5634 promote_function_args. Use promote_function_mode.
5635 * stmt.c (expand_value_return): Use promote_decl_mode.
5636 (expand_decl): Use promote_decl_mode.
5638 * explow.c (promote_function_mode): Just call the target hook.
5639 * targhooks.c (default_promote_function_mode,
5640 default_promote_function_mode_always_promote): New.
5641 * targhooks.h (default_promote_function_mode,
5642 default_promote_function_mode_always_promote): Declare.
5643 * target.h (promote_function_args, promote_function_return): Remove.
5644 (promote_function_mode): New.
5645 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
5646 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5647 (TARGET_PROMOTE_FUNCTION_MODE): New.
5648 (TARGET_CALLS): Adjust.
5649 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
5650 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
5652 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
5653 * config/s390/s390.c (s390_promote_function_mode): ... here,
5654 with pointer handling.
5655 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5656 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5658 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
5659 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
5660 with pointer handling.
5661 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5662 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5664 * config/sh/sh-protos.h (sh_promote_function_mode): New.
5665 * config/sh/sh.c (sh_promote_function_mode): New.
5666 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5667 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5669 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
5670 * config/cris/cris.c (cris_promote_function_mode): ... here.
5671 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5672 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5674 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
5675 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
5676 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5677 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5679 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
5680 * config/arm/arm.c (arm_promote_function_mode): ... here, without
5681 complex type handling.
5682 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5683 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5685 * config/pa/pa.c (pa_promote_function_mode): New.
5686 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5687 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5689 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
5690 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5691 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
5692 * config/xtensa/xtensa.c: Likewise.
5693 * config/stormy16/stormy16.c: Likewise.
5694 * config/iq2000/iq2000.c: Likewise.
5695 * config/rs6000/rs6000.c: Likewise.
5696 * config/picochip/picochip.c: Likewise.
5697 * config/arc/arc.c: Likewise.
5698 * config/mcore/mcore.c: Likewise.
5699 * config/score/score.c: Likewise.
5700 * config/mips/mips.c: Likewise.
5701 * config/bfin/bfin.c: Likewise.
5702 * config/ia64/ia64.c: Likewise (disabled though).
5704 * config/frv/frv.h: Remove pointless remark.
5706 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
5707 TARGET_PROMOTE_FUNCTION_ARGS,
5708 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
5709 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
5711 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
5713 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
5714 -floop-parallelize-all.
5715 * toplev.c (process_options): Rename flag_graphite_force_parallel to
5716 flag_loop_parallelize_all.
5717 * tree-ssa-loop.c (gate_graphite_transforms): Same.
5718 * graphite.c (graphite_transform_loops): Same.
5720 * graphite-poly.c (apply_poly_transforms): Same.
5722 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
5724 PR tree-optimization/40914
5725 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
5726 if set, then check the delta field of the PMF record.
5727 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
5728 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
5729 call is stored in the delta.
5731 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
5733 * config/mips/mips.md (*clear_upper32_dext): New pattern.
5735 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
5737 * config/i386/bsd.h (ASM_BYTE): New define.
5738 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
5739 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
5740 .byte. Use fputs or putc instead of fprintf where appropriate.
5741 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
5742 fputs or putc instead of fprintf where appropriate.
5743 * config/i386/i386elf.h: Ditto.
5744 * config/i386/sysv4.h: Ditto.
5746 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
5747 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
5748 (*tls_global_dynamic_64): Ditto.
5750 2009-07-31 Christian Bruel <christian.bruel@st.com>
5752 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5754 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5756 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
5757 Remove dead code for MINUS.
5759 2009-07-31 Anthony Green <green@moxielogic.com>
5761 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
5763 (moxie_expand_epilogue): Ditto for epilogue.
5764 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
5766 (moxie_function_arg): Ditto.
5767 (moxie_pass_by_reference): Ditto.
5768 (moxie_arg_partial_bytes): Ditto.
5769 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
5770 (FUNCTION_ARG_ADVANCE) Ditto.
5771 (REG_PARM_STACK_SPACE) Ditto.
5772 (FUNCTION_ARG_REGNO_P) Dito.
5774 * config.gcc: Add moxie linux config support.
5775 * gcc/config/moxie/uclinux.h: New file.
5777 2009-07-31 DJ Delorie <dj@redhat.com>
5779 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
5780 (UNSPECV_SP_SWITCH_E): New.
5781 (sp_switch_1): Change to an unspec.
5782 (sp_switch_2): Change to an unspec. Don't use post-inc when we
5784 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
5785 reference the new stack's address
5787 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5789 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
5790 graphite-clast-to-gimple.o, graphite-dependences.o,
5791 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5792 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
5793 (graphite-blocking.o,
5794 graphite-clast-to-gimple.o, graphite-dependences.o,
5795 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5796 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
5797 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
5798 * cfgloop.h (struct loop): Add can_be_parallel field.
5799 * common.opt (fgraphite-identity): Moved up.
5800 (fgraphite-force-parallel): New flag.
5801 * graphite.c: Rewrite.
5802 * graphite.h: Rewrite.
5803 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
5805 * toplev.c (graphite_out_file): New file descriptor.
5806 (graphite_in_file): New.
5807 (process_options): flag_graphite_force_parallel cannot be used without
5809 * tree-ssa-loop.c: Include toplev.h.
5810 (gate_graphite_transforms): Enable flag_graphite for
5811 flag_graphite_force_parallel.
5813 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5815 * ChangeLog.graphite: New.
5816 * graphite-blocking.c: New.
5817 * graphite-clast-to-gimple.c: New.
5818 * graphite-clast-to-gimple.h: New.
5819 * graphite-dependences.c: New.
5820 * graphite-dependences.h: New.
5821 * graphite-interchange.c: New.
5822 * graphite-poly.c: New.
5823 * graphite-poly.h: New.
5824 * graphite-ppl.c: New.
5825 * graphite-ppl.h: New.
5826 * graphite-scop-detection.c: New.
5827 * graphite-scop-detection.h: New.
5828 * graphite-sese-to-poly.c: New.
5829 * graphite-sese-to-poly.h: New.
5833 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5835 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
5836 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
5838 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5840 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
5841 (scev_is_linear_expression): Return false if the evolution is not
5842 affine multivariate.
5844 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5846 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
5847 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
5849 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5851 * tree-data-ref.c (debug_data_references): New.
5852 (debug_data_reference): New.
5853 * tree-data-ref.h (debug_data_references): Declared.
5854 (debug_data_reference): Declared.
5856 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5858 * tree-data-ref.c (stmt_simple_memref_p: Removed.
5859 * tree-data-ref.h (scop_p): Removed.
5860 (struct data_reference): Remove field scop.
5862 (stmt_simple_memref_p): Removed.
5864 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5866 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
5867 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
5870 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5872 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
5874 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5876 * doc/invoke.texi (-fgraphite-identity): Documented.
5878 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5880 * tree-scalar-evolution.c: Fix comment.
5881 (instantiate_scev_1): Return unknow from scev instantiation if the
5882 result is not above instantiate_below.
5884 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5886 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
5887 static anymore. Instantiate the symbols that may have been introduced
5889 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
5892 2009-07-30 DJ Delorie <dj@redhat.com>
5894 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
5895 .vliw directive to VLIW sections.
5897 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5899 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
5901 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
5902 (AUTOHEADER): New variable.
5903 ($(srcdir)/cstamp-h.in): Use it.
5905 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
5906 Pat Haugen <pthaugen@us.ibm.com>
5907 Revital Eres <ERES@il.ibm.com>
5909 * config/rs6000/vector.md (VEC_F): Add VSX support.
5913 (vector_load_<mode>): Ditto.
5914 (vector_store_<mode>): Ditto.
5915 (vector GPR move split): Ditto.
5916 (vec_reload_and_plus_<mptrsize>): Ditto.
5917 (vec_reload_and_reg_<mptrsize>): Ditto.
5918 (add<mode>3): Ditto.
5919 (sub<mode>3): Ditto.
5920 (mul<mode>3): Ditto.
5921 (neg<mode>2): Ditto.
5922 (abs<mode>2): Ditto.
5923 (smin<mode>3): Ditto.
5924 (smax<mode>3): Ditto.
5925 (vector_eq<mode>): Ditto.
5926 (vector_gt<mode>): Ditto.
5927 (vector_ge<mode>): Ditto.
5928 (vector_gtu<mode>): Ditto.
5929 (vector_select_<mode>_uns): Ditto.
5930 (vector_eq_<mode>_p): Ditto.
5931 (vector_gt_<mode>_p): Ditto.
5932 (vector_ge_<mode>_p): Ditto.
5933 (vector_gtu_<mode>_p): Ditto.
5934 (cr6_test_for_zero): Ditto.
5935 (cr6_test_for_zero_reverse): Ditto.
5936 (cr6_test_for_lt): Ditto.
5937 (cr6_test_for_lt_reverse): Ditto.
5938 (xor<mode>3): Ditto.
5939 (ior<mode>3): Ditto.
5940 (and<mode>3): Ditto.
5941 (one_cmpl<mode>2): Ditto.
5942 (nor<mode>2): Ditto.
5943 (andc<mode>2): Ditto.
5944 (float<VEC_int<mode>2): Ditto.
5945 (unsigned_float<VEC_int><mode>2): Ditto.
5946 (fix_trunc<mode><VEC_int>2): Ditto.
5947 (fixuns_trunc<mode><VEC_int>2): Ditto.
5949 (vec_set<mode>): Ditto.
5950 (vec_extract<mode>): Ditto.
5951 (vec_interleave_highv4sf): Ditto.
5952 (vec_interleave_lowv4sf): Ditto.
5953 (vec_realign_load_<mode>): Ditto.
5954 (vec_shl_<mode>): Ditto.
5955 (vec_shr_<mode>): Ditto.
5956 (div<mode>3): New patterns for VSX.
5957 (vec_interleave_highv2df): Ditto.
5958 (vec_interleave_lowv2df): Ditto.
5959 (vec_pack_trunc_v2df): Ditto.
5960 (vec_pack_sfix_trunc_v2df): Ditto.
5961 (vec_pack_ufix_trunc_v2df): Ditto.
5962 (vec_unpacks_hi_v4sf): Ditto.
5963 (vec_unpacks_lo_v4sf): Ditto.
5964 (vec_unpacks_float_hi_v4si): Ditto.
5965 (vec_unpacks_float_lo_v4si): Ditto.
5966 (vec_unpacku_float_hi_v4si): Ditto.
5967 (vec_unpacku_float_lo_v4si): Ditto.
5968 (movmisalign<mode>): Ditto.
5969 (vector_ceil<mode>2): New patterns for vectorizing math library.
5970 (vector_floor<mode>2): Ditto.
5971 (vector_btrunc<mode>2): Ditto.
5972 (vector_copysign<mode>3): Ditto.
5974 * config/rs6000/predicates.md (easy_vector_constant_msb): New
5975 predicate for setting the high bit in each word, used for copysign.
5977 * config/rs6000/ppc-asm.h (f19): Whitespace.
5978 (f32-f63): Define if VSX.
5979 (v0-v31): Define if Altivec.
5980 (vs0-vs63): Define if VSX.
5982 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
5984 * config/rs6000/power7.md: New file, provide tuning parameters for
5987 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
5988 (rs6000_cpu_cpp_builtins): Ditto.
5989 (altivec_overloaded_builtins): Ditto.
5990 (altivec_resolve_overloaded_builtin): Ditto.
5992 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
5993 debug switch to disable vectorizing simple math builtin
5996 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
5997 Vectorize simple math builtin functions.
5998 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
5999 hook to vectorize math builtins.
6000 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
6001 (rs6000_builtin_conversion): Add VSX/power7 support.
6002 (rs6000_builtin_vec_perm): Ditto.
6003 (vsplits_constant): Add support for loading up a vector constant
6004 with just the high bit set in each part.
6005 (rs6000_expand_vector_init): Add VSX/power7 support.
6006 (rs6000_expand_vector_set): Ditto.
6007 (rs6000_expand_vector_extract): Ditto.
6008 (rs6000_emit_move): Ditto.
6009 (bdesc_3arg): Ditto.
6010 (bdesc_2arg): Ditto.
6011 (bdesc_1arg): Ditto.
6012 (rs6000_expand_ternop_builtin): Ditto.
6013 (altivec_expand_builtin): Ditto.
6014 (rs6000_expand_unop_builtin): Ditto.
6015 (rs6000_init_builtins): Ditto.
6016 (altivec_init_builtins): Ditto.
6017 (builtin_function_type): Ditto.
6018 (rs6000_common_init_builtins): Ditto.
6019 (rs6000_handle_altivec_attribute); Ditto.
6020 (rs6000_mangle_type): Ditto.
6021 (rs6000_vector_mode_supported_p): Ditto.
6022 (rs6000_mode_dependent_address): Altivec addresses with AND -16
6025 * config/rs6000/vsx.md: New file for VSX support.
6027 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
6028 identifing values with just the most significant bit set.
6029 (enum rs6000_builtins): Add builtins for VSX. Add simple math
6030 vectorized builtins.
6032 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
6033 (UNSPEC_VRFIM): Delete.
6034 (splitter for loading up vector with most significant bit): New
6035 splitter for vectorizing copysign.
6036 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
6037 vectorizing simple math functions.
6038 (altivec_vrfip): Add support for vectorizing simple math functions.
6039 (altivec_vrfim): Ditto.
6040 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
6042 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
6043 (power7.md, vsx.md): Include for power7 support.
6044 (copysigndf3): Use VSX instructions if -mvsx.
6045 (negdf2_fpr): Ditto.
6046 (absdf2_fpr): Ditto.
6047 (nabsdf2_fpr): Ditto.
6048 (adddf3_fpr): Ditto.
6049 (subdf3_fpr): Ditto.
6050 (muldf3_fpr): Ditto.
6051 (divdf3_fpr): Ditto.
6052 (fix_truncdfdi2_fpr): Ditto.
6053 (cmpdf_internal1): Ditto.
6054 (fred, fred_fpr): Convert into expander/insn to add VSX support.
6055 (btruncdf2, btruncdf2_fpr): Ditto.
6056 (ceildf2, ceildf2_fpr): Ditto.
6057 (floordf2, floordf2_fpr): Ditto.
6058 (floatdidf2, floatdidf2_fpr): Ditto.
6059 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
6060 (fmsubdf4_fpr): Ditto.
6061 (fnmadddf4_fpr_1): Ditto.
6062 (fnmadddf4_fpr_2): Ditto.
6063 (fnmsubdf4_fpr_1): Ditto.
6064 (fnmsubdf4_fpr_2): Ditto.
6065 (fixuns_truncdfdi2): Add expander for VSX support.
6066 (fix_truncdfdi2): Ditto.
6067 (fix_truncdfsi2): Ditto.
6069 (btruncsf2): Whitespace.
6070 (movdf_hardfloat32): Add support for VSX registers.
6071 (movdf_softfloat32): Ditto.
6072 (movdf_hardfloat64): Ditto.
6073 (movdf_hardfloat64_mfpgpr): Ditto.
6074 (movdf_softfloat64): Ditto.
6075 (movti splitters): Add check for vector registers supporting
6076 TImode in the future.
6077 (bpermd): Add power7 bpermd instruction.
6079 * config/rs6000/altivec.h (vec_div): Define if VSX.
6083 (vec_nearbyint): Ditto.
6086 (all predicates): Use the generic builtin function, and not the V4SF
6087 specific function so that the predicates will work with VSX's V2DF.
6091 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
6092 Document new VSX functions and types.
6094 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
6097 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
6098 "wa", and "j" constraints. Modify "v" to talk about Altivec
6099 instead of just vector.
6101 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
6104 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
6105 location for phi arguments.
6106 (rewrite_update_phi_arguments): Find locations for reaching defs.
6107 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6108 Add location to add_phi_arg calls.
6109 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
6110 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
6111 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
6112 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
6113 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
6114 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
6115 * tree-phinodes.c (make_phi_node): Initialize location.
6116 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
6117 (add_phi_arg): Add location parameter.
6118 (remove_phi_arg_num): Move location when moving phi argument.
6119 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
6121 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
6122 slpeel_update_phi_nodes_for_guard1,
6123 slpeel_update_phi_nodes_for_guard2,
6124 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
6125 vect_loop_versioning): Set locations.
6126 * tree-parloops.c (create_phi_for_local_result,
6127 transform_to_exit_first_loop, create_parallel_loop): Add locations.
6128 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
6129 * tree-vect-loop.c (get_initial_def_for_induction,
6130 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
6132 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
6133 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
6134 (gimple_phi_arg_set_location): New. Set locus.
6135 (gimple_phi_arg_has_location): New. Check for locus.
6136 (redirect_edge_var_map_location): New. Return locus from var_map.
6137 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
6138 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
6139 combining PHI arguments.
6140 (cond_store_replacement): Set location.
6141 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
6142 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
6143 scop_add_exit_phis_edge): Add locations.
6144 * tree-cfgcleanup.c (remove_forwarder_block,
6145 remove_forwarder_block_with_phi): Add locations.
6146 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
6147 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
6149 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
6150 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
6151 flush_pending_stmts): Add source location.
6152 * lambda-code.c (perfect_nestify): Maintain location stack with argument
6153 stack to preserve locations.
6154 * tree-vect-stmts.c (vectorizable_load): Add location.
6155 * tree-inline.c (copy_phis_for_bb): Copy locus.
6156 (setup_one_parameter): Add call locus to inlined parameter stmts.
6157 (initialize_inlined_parameters): Pass in call location as parameter
6159 (tree_function_versioning): Pass location to setup_one_parameter.
6160 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
6161 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
6162 copy and edge lists.
6163 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
6164 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
6165 locus parameter and override the stmt default if provided.
6166 (new_elim_graph, clear_elim_graph, delete_elim_graph,
6167 elim_graph_add_edge, elim_graph_remove_succ_edge,
6168 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
6169 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
6170 eliminate_phi): Add locus info in elimination graph for each edge and
6172 (insert_backedge_copies): Copy locus if present.
6173 * tree-flow.h (struct _edge_var_map): Add locus field.
6174 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
6175 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
6176 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
6178 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
6180 2009-07-30 Martin Jambor <mjambor@suse.cz>
6182 PR tree-optimization/40570
6183 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
6186 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
6188 * ssa-loop-manip.c: Include langhooks.h.
6189 (rewrite_phi_with_iv): New.
6190 (rewrite_all_phi_nodes_with_iv): New.
6191 (canonicalize_loop_ivs): Move here from tree-parloops.c.
6192 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
6193 * tree-parloops.c (loop_parallel_p): Move out all conditions
6194 except dependency check.
6195 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
6196 (gen_parallel_loop): Call canonicalize_loop_ivs without
6197 reduction_list argument.
6198 (build_new_reduction): New.
6199 (gather_scalar_reductions): New.
6200 (try_get_loop_niter): New.
6201 (try_create_reduction_list): New.
6202 (parallleize_loops): Change the parallel conditions check.
6203 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
6204 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
6206 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
6208 * opt-functions.awk (opt_args): Allow argument to be enclosed in
6210 * doc/options.texi (Option properties): Mention new quoting syntax.
6212 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6214 * config/alpha/alpha.c (alpha_start_function):
6215 Handle VMS_DEBUG_MAIN_POINTER
6216 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6217 * doc/invoke.texi: Document -mdebug-main switch.
6219 2009-07-29 Richard Henderson <rth@redhat.com>
6221 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
6222 (cgraph_create_edge_including_clones): Likewise.
6223 * tree-inline.c (copy_bb): Operate on the correct edges
6224 when updating the callgraph.
6226 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6228 * config/alpha/vms-cc.c: Deleted.
6229 * config/alpha/vms-ld.c: Deleted.
6230 * config/alpha/t-vms64: Moved to config/vms
6231 * config/alpha/vms-crt0-64.c: Moved to config/vms
6232 * config/alpha/vms-crt0.c: Moved to config/vms
6233 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
6234 * config/alpha/vms-psxcrt0.c: Moved to config/vms
6235 * config/alpha/xm-vms.h: Moved to config/vms
6236 * config/alpha/x-vms: Moved to config/vms
6237 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
6239 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
6240 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
6242 * config/vms/t-vms64: Moved here from config/alpha
6243 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
6244 (argc,argv,envp): Enforce 32bit malloc'ing.
6245 * config/vms/vms-psxcrt0-64.c: Likewise.
6246 * config/vms/vms-crt0.c: Moved here from config/alpha.
6247 * config/vms/vms-psxcrt0.c: Likewise.
6248 * config/vms/vms-crtl-64.h: New file.
6249 * config/vms/vms-crtl.h: New file.
6250 * config/vms/vms.opt: New file.
6251 * config/vms/xm-vms64.h: New file.
6252 * config/vms/xm-vms.h: Moved here from config/alpha.
6253 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
6255 * config/vms/x-vms: Moved here from config/alpha.
6256 (version, VMS_EXTRA_PARTS): Moved to t-vms.
6257 (vms-ld.o, vms-cc.o): Removed.
6258 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
6260 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6262 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
6263 correct stack (obvious VMS fix).
6265 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6267 * dwarf2out.c (output_file_names): Output VMS style file name, size,
6268 date, version info if VMS_DEBUGGING_INFO defined.
6269 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
6270 size, date calculating code moved here.
6272 2009-07-29 Paul Brook <paul@codesourcery.com>
6274 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
6277 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
6280 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
6281 to DImode when generating insq_le insn.
6283 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6285 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
6286 New macro set for VMS_DEBUGGGING_INFO.
6287 (AT_string_form): Use it.
6289 2009-07-28 DJ Delorie <dj@redhat.com>
6291 * config/mep/mep.c (vtext_section): New.
6292 (vftext_section): New.
6293 (ftext_section): New.
6294 (mep_select_section): Add support for functions.
6295 (mep_unique_section): Likewise.
6296 (mep_asm_init_sections): Likewise.
6297 (mep_encode_section_info): Remove it from here.
6299 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
6301 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
6303 * tree.h (TREE_DEPRECATED): Document it is used for types too.
6304 (TYPE_VECTOR_OPAQUE): Use default_def_flag
6306 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6308 * dwarf2out.c (output_file_names): Test new macro
6309 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
6310 (add_comp_dir_attribute): Likewise.
6312 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
6314 * config/i386/mingw-w64.h (LINK_SPEC): Add
6315 separating space between commands.
6317 2009-07-28 Jan Hubicka <jh@suse.cz>
6319 PR tree-optimization/40759
6320 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
6323 2009-07-27 DJ Delorie <dj@redhat.com>
6325 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
6326 types are dword-aligned.
6327 (mep_expand_va_start): Likewise.
6329 2009-07-27 Olivier Hainque <hainque@adacore.com>
6330 Douglas B Rupp <rupp@gnat.com>
6332 * convert.c (convert_to_pointer): Don't assume the target
6333 pointer type is POINTER_SIZE long. Fetch its precision instead.
6335 2009-07-27 Douglas B Rupp <rupp@gnat.com>
6337 * system.h (fopen): Undefine if macro.
6339 2009-07-27 Jakub Jelinek <jakub@redhat.com>
6341 * dwarf2out.c (output_cfi_p): Removed.
6342 (output_cfis): New function.
6343 (output_fde): New function, split from output_call_frame_info.
6344 (output_call_frame_info): Use it.
6345 (dwarf2out_switch_text_section): Use output_cfis.
6347 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6349 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
6350 TARGET_BI_ARCH is specified without enabling SJLJ.
6351 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
6352 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
6354 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
6356 * arm.md (negdi2): Use DImode if forcing a value into a register.
6358 2009-07-26 Ira Rosen <irar@il.ibm.com>
6360 PR tree-optimization/40801
6361 * tree-vect-stmts.c (vectorizable_call): Get previous copy
6362 of vector operand from the previous copy of vector statement.
6363 Pass the correct definition type value to
6364 vect_get_vec_def_for_stmt_copy().
6366 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6368 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
6369 const char ** conversion.
6371 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6373 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
6374 fancy_abort() if !ENABLE_ASSERT_CHECKING.
6375 (gcc_unreachable): Invoke __builtin_unreachable() if
6376 !ENABLE_ASSERT_CHECKING.
6378 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6380 PR rtl-optimization/40445
6381 * emit-rtl.c (next_nonnote_insn_bb): New function.
6382 * rtl.h (next_nonnote_insn_bb): Declare new function.
6383 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
6384 with no successors that is the successor of the ENTRY_BLOCK.
6385 Continue from the top after removing an empty fallthrough block.
6386 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
6387 of next_nonnote_insn.
6389 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6391 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
6393 2009-07-25 Martin Jambor <mjambor@suse.cz>
6395 * c-common.c (c_common_attribute_table): New element for noclone.
6396 (handle_noclone_attribute): New function. Forward-declare.
6397 * tree-inline.c (tree_versionable_function_p): Check for noclone
6399 * doc/extend.texi (Labels as Values): Document need for noclone.
6400 (Function Attributes): Document noclone attribute.
6402 2009-07-25 Jakub Jelinek <jakub@redhat.com>
6404 PR rtl-optimization/34999
6405 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
6406 and dw_fde_switched_cold_to_hot fields.
6407 (output_cfi_p): New function.
6408 (output_call_frame_info): If fde->dw_fde_switched_sections,
6409 output 2 FDEs instead of one with corrupted header.
6410 (dwarf2out_do_cfi_startproc): New function.
6411 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
6412 and fde->dw_fde_switched_cold_to_hot.
6413 (dwarf2out_switch_text_section): Compute
6414 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
6415 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
6416 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
6417 Otherwise, compute fde->dw_fde_switch_cfi.
6419 2009-07-24 Cary Coutant <ccoutant@google.com>
6421 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
6423 2009-07-24 Cary Coutant <ccoutant@google.com>
6425 * cfghooks.c (split_block): Copy discriminator to new block.
6426 * tree-cfg.c (assign_discriminator): Check location of last
6427 instruction in block as well as first.
6429 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
6431 * config/i386/linux.c: Use fputs or putc instead of fprintf
6433 * config/i386/gas.h: Ditto.
6434 * config/i386/x86-64.h: Ditto.
6435 * config/i386/att.h: Ditto.
6437 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6439 * expmed.c (emit_store_flag): Use a recursive call to optimize the
6442 2009-07-24 Martin Jambor <mjambor@suse.cz>
6444 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
6445 (ipa_push_func_to_list_1): Declare.
6446 (ipa_push_func_to_list): New function.
6448 * ipa-prop.c (ipa_push_func_to_list_1): New function.
6449 (ipa_init_func_list): Call ipa_push_func_to_list_1.
6450 (ipa_push_func_to_list): Removed.
6451 (ipa_pop_func_from_list): Clear node_enqueued flag.
6453 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6455 * config/s390/s390.c (override_options): Default
6456 max-unrolled-insns to 100 for z10 tuning.
6458 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
6460 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
6461 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
6462 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
6463 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
6464 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
6465 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
6466 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
6468 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6470 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
6471 use default set in mingw32.h header.
6472 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
6473 64-bit /mingw/include path.
6474 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
6477 2009-07-23 Neil Vachharajani <nvachhar@google.com>
6479 PR rtl-optimization/40209
6480 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
6482 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6484 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
6485 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
6486 with the rest of string where appropriate. Use fputs or putc
6487 instead of fprintf where appropriate.
6489 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
6490 Pat Haugen <pthaugen@us.ibm.com>
6491 Revital Eres <ERES@il.ibm.com>
6493 * config/rs6000/vector.md: New file. Move most of the vector
6494 expander support here from altivec.md to allow for the VSX vector
6495 unit in the future. Add support for secondary_reload patterns.
6496 Rewrite the patterns for vector comparison, and vector comparison
6497 predicate instructions so that the RTL expresses the desired
6498 behavior, instead of using unspec.
6500 * config/rs6000/constraints.md ("f" constraint): Use
6501 rs6000_constraints to hold the precalculated register class.
6502 ("d" constraint): Ditto.
6503 ("wd" constraint): New constraint for VSX.
6504 ("wf" constraint): Ditto.
6505 ("ws" constraint): Ditto.
6506 ("wa" constraint): Ditto.
6507 ("wZ" constraint): Ditto.
6508 ("j" constraint): Ditto.
6510 * config/rs6000/predicates.md (vsx_register_operand): New
6512 (vfloat_operand): New predicate for vector.md.
6513 (vint_operand): Ditto.
6514 (vlogical_operand): Ditto.
6515 (easy_fp_constant): If VSX, 0.0 is an easy constant.
6516 (easy_vector_constant): Add VSX support.
6517 (altivec_indexed_or_indirect_operand): New predicate for
6518 recognizing Altivec style memory references with AND -16.
6520 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
6521 for vector secondary reload support.
6522 (rs6000_vector_reg_class): Delete, replacing it with
6524 (rs6000_vsx_reg_class): Ditto.
6525 (rs6000_constraints): New array to hold the register classes of
6526 each of the register constraints that can vary at runtime.
6527 (builtin_mode_to_type): New static array for builtin function type
6529 (builtin_hash_table): New static hash table for builtin function
6531 (TARGET_SECONDARY_RELOAD): Define target hook.
6532 (TARGET_IRA_COVER_CLASSES): Ditto.
6533 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
6534 registers are 128 bits if VSX memory reference instructions are used.
6535 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
6537 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
6538 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
6539 Print several of the scheduling related parameters.
6540 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
6541 rs6000_constraints instead of rs6000_vector_reg_class. Move
6542 -mdebug=reg code to rs6000_debug_reg_global. Add support for
6543 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
6544 Altivec. Add VSX support. Setup for secondary reload support on
6545 Altivec/VSX registers.
6546 (rs6000_override_options): Make power7 set the scheduling groups
6547 like the power5. Add support for new debug switches to override
6548 the scheduling defaults. Temporarily disable -mcpu=power7 from
6549 setting -mvsx. Add support for debug switches -malways-hint,
6550 -msched-groups, and -malign-branch-targets.
6551 (rs6000_buitlin_conversion): Add support for returning unsigned
6552 vector conversion functions to fix regressions due to stricter
6554 (rs6000_builtin_mul_widen_even): Ditto.
6555 (rs6000_builtin_mul_widen_odd): Ditto.
6556 (rs6000_builtin_vec_perm): Ditto.
6557 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
6558 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
6560 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
6562 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
6563 VSX types for bit operations. Changes to accomidate vector.md.
6564 (bdesc_2arg): Ditto.
6565 (bdesc_1arg): Ditto.
6566 (struct builtin_description_predicates): Rewrite predicate
6567 handling so that RTL describes the operation, instead of passing
6568 the instruction to be used as a string argument.
6569 (bdesc_altivec_preds): Ditto.
6570 (altivec_expand_predicate_builtin): Ditto.
6571 (altivec_expand_builtin): Ditto.
6572 (rs6000_expand_ternop_builtin): Use a switch instead of an if
6573 statement for vsldoi support.
6574 (altivec_expand_ld_builtin): Change to use new names from vector.md.
6575 (altivec_expand_st_builtin): Ditto.
6576 (paired_expand_builtin): Whitespace changes.
6577 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
6578 builtin_mode_to_type table for secondary reload. Call
6579 builtin_function_type to build random builtin functions.
6580 (altivec_init_builtins): Change to use builtin_function_type to
6581 create builtin function types dynamically as we need them.
6582 (builtin_hash_function): New support for hashing the tree types
6583 for builtin function as we need it, rather than trying to build
6584 all of the trees that we need. Add initial preliminary VSX support.
6585 (builtin_function_type): Ditto.
6586 (builtin_function_eq): Ditto.
6587 (builtin_hash_struct): Ditto.
6588 (rs6000_init_builtins): Ditto.
6589 (rs6000_common_init_builtins): Ditto.
6590 (altivec_init_builtins): Ditto.
6591 (rs6000_common_init_builtins): Ditto.
6592 (enum reload_reg_type): New enum for simplifing reg classes.
6593 (rs6000_reload_register_type): Simplify register classes into GPR,
6594 Vector, and other registers. Altivec and VSX addresses in reload.
6595 (rs6000_secondary_reload_inner): Ditto.
6596 (rs6000_ira_cover_classes): New target hook, that returns the
6597 appropriate cover classes, based on -mvsx being used or not.
6598 (rs6000_secondary_reload_class): Add VSX support.
6599 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
6600 (get_vsel_insn): Ditto.
6601 (rs6000_emit_vector_compare): Rewrite vector conditional support
6602 so that where we can, we use RTL operators, instead of blindly use
6604 (rs6000_emit_vector_select): Ditto.
6605 (rs6000_emit_vector_cond_expr): Ditto.
6606 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
6607 (create_TOC_reference): Add -mdebug=addr support.
6608 (emit_frame_save): VSX loads/stores need register indexed addressing.
6610 * config/rs6000/rs6000.md: Include vector.md.
6612 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
6614 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6615 support for V2DI, V2DF in logical, permute, select operations.
6617 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
6618 switch for vsx/power7.
6619 (-mvsx-scalar-memory): Ditto.
6620 (-mvsx-align-128): Ditto.
6621 (-mallow-movmisalign): Ditto.
6622 (-mallow-df-permute): Ditto.
6623 (-msched-groups): Ditto.
6624 (-malways-hint): Ditto.
6625 (-malign-branch-targets): Ditto.
6627 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
6629 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
6630 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
6631 (rs6000_vector_reg_class): Delete.
6632 (rs6000_vsx_reg_class): Ditto.
6633 (enum rs6000_reg_class_enum): New enum for the constraints that
6634 vary based on target switches.
6635 (rs6000_constraints): New array to hold the register class for all
6636 of the register constraints that vary based on the switches used.
6637 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
6638 (enum rs6000_builtins): Add unsigned varients for the builtin
6639 declarations returned by target hooks for expanding multiplies,
6640 select, and permute operations. Add VSX builtins.
6641 (enum rs6000_builtin_type_index): Add entries for VSX.
6642 (V2DI_type_node): Ditto.
6643 (V2DF_type_node): Ditto.
6644 (unsigned_V2DI_type_node): Ditto.
6645 (bool_long_type_node): Ditto.
6646 (intDI_type_internal_node): Ditto.
6647 (uintDI_type_internal_node): Ditto.
6648 (double_type_internal_node): Ditto.
6650 * config/rs6000/altivec.md (whole file): Move all expanders to
6651 vector.md from altivec.md. Rename insn matching functions to be
6653 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
6654 (altivec_vcmp*): Ditto.
6655 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
6656 (VM): New iterator for moves that includes the VSX types.
6657 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
6658 (altivec_vperm_<mode>_uns): New, for unsigned types.
6659 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
6660 (altivec_eq<mode>): Ditto.
6661 (altivec_gt<mode>): Ditto.
6662 (altivec_gtu<mode>): Ditto.
6663 (altivec_eqv4sf): Ditto.
6664 (altivec_gev4sf): Ditto.
6665 (altivec_gtv4sf): Ditto.
6666 (altivec_vcmpbfp_p): Ditto.
6668 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
6670 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
6673 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6676 * config/i386/i386.c (output_387_ffreep): Rewrite to use
6677 ASM_SHORT instead of .word.
6678 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
6679 instead of .word in asm template.
6681 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
6684 * ira-lives.c (bb_has_abnormal_call_pred): New function.
6685 (process_bb_node_lives): Use it.
6687 * ira.c (setup_cover_and_important_classes): Don't setup
6688 ira_important_class_nums. Add cover classes to the end of
6690 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
6692 (find_reg_class_closure): Use reorder_important_classes.
6694 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
6696 * config/i386/i386.c (i386_ira_cover_classes): New function.
6697 (TARGET_IRA_COVER_CLASSES): Redefine.
6699 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
6700 importance of order of cover classes in the array.
6702 2009-07-22 Diego Novillo <dnovillo@google.com>
6704 * tree-pass.h (TDF_EH): Define.
6705 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
6706 contains TDF_EH, print the EH region number holding GS.
6707 * tree-dump.c (dump_options): Add "eh".
6708 * doc/invoke.texi: Document it.
6710 2009-07-22 Doug Kwan <dougkwan@google.com>
6712 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
6714 2009-07-22 Michael Matz <matz@suse.de>
6716 PR tree-optimization/35229
6717 PR tree-optimization/39300
6719 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
6720 (inhibit_phi_insertion): New function.
6721 (insert_into_preds_of_block): Call it for REFERENCEs.
6722 (init_pre): Initialize and finalize scalar evolutions.
6723 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
6725 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
6727 * config/i386/predicates.md (zero_extended_scalar_load_operand):
6728 Use CONST_VECTOR_NUNITS to determine number of elements.
6730 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
6732 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
6733 (U, W): Constraints are now deprecated and will be removed if we
6735 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
6737 ("prefetch"): Add the stcmh instruction for prefetching.
6738 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
6740 (s390_short_displacement): Return always true if compiling for
6741 machines not providing the long displacement facility.
6742 (s390_mem_constraint): Support the new constraint letter Z.
6743 (s390_check_qrst_address): New function.
6745 2009-07-21 DJ Delorie <dj@redhat.com>
6747 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
6750 2009-07-21 Jason Merrill <jason@redhat.com>
6752 * c-common.c (max_tinst_depth): Increase default to 1024.
6754 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6756 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
6757 (vec_unpacku_float_lo_v4si): Ditto.
6759 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6762 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
6763 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
6764 (builtin_description): Add __builtin_ia32_cvtudq2ps.
6765 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
6767 2009-07-21 Jakub Jelinek <jakub@redhat.com>
6769 PR tree-optimization/40813
6770 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
6773 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
6775 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
6776 with a NOP_EXPR if needed.
6778 2009-07-21 Paul Brook <paul@codesourcery.com>
6780 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
6781 Terminate debug dump with newline.
6783 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6785 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
6786 Cast "1" to unsigned HOST_WIDE_INT.
6787 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
6788 deposit length to the maximum length - lsb. Extend length if
6789 HOST_BITS_PER_WIDE_INT is 32.
6791 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6793 * cgraph.h (constant_pool_htab): New function.
6794 (constant_descriptor_tree): Move from varasm.c.
6795 * varasm.c (constant_pool_htab): New function.
6796 (constant_descriptor_tree): Move to cgraph.h.
6798 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6800 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
6802 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
6804 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
6807 2009-07-20 Xinliang David Li <davidxl@google.com>
6809 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
6811 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
6813 * config/mips/mips.md (move_type): Add arith.
6814 (type): Handle arith.
6815 (zero_extendsidi2): Rename this into ...
6816 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
6817 (zero_extendsidi2): New expander.
6818 (*zero_extendsidi2_dext): New pattern.
6820 2009-07-20 Nick Clifton <nickc@redhat.com>
6822 * config.gcc (mips64-*-*): Add definition of tm_defines in order
6823 to set MIPS_ABI_DEFAULT.
6824 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
6826 2009-07-20 Jakub Jelinek <jakub@redhat.com>
6828 * tree-object-size.c (addr_object_size): Handle unions with
6829 array in it as last field of structs in __bos (, 1) as __bos (, 0).
6831 PR tree-optimization/40792
6832 * tree.c (build_function_type_skip_args): Remove bogus assert.
6834 2009-07-20 Jan Hubicka <jh@suse.cz>
6835 Martin Jambor <mjambor@suse.cz>
6837 * cgraph.h (combined_args_to_skip): New field.
6838 * cgraph.c (cgraph_create_virtual_clone): Properly handle
6839 combined_args_to_skip and args_to_skip.
6840 * tree-inline.c (update_clone_info): New function.
6841 (tree_function_versioning): Call update_clone_info.
6842 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
6844 (cgraph_materialize_all_clones): More extensive dumping, working
6845 with combined_args_to_skip rather than args_to_skip.
6847 2009-07-20 Ira Rosen <irar@il.ibm.com>
6849 * tree-vectorizer.h (vectorizable_condition): Add parameters.
6850 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
6851 (get_initial_def_for_reduction): Likewise.
6852 (vectorizable_reduction): Skip the check of first operand in case
6853 of COND_EXPR. Add check that it is outer loop vectorization if
6854 nested cycle was detected. Call vectorizable_condition() for
6855 COND_EXPR. If reduction epilogue cannot be created do not fail for
6856 nested cycles (if it is not double reduction). Assert that there
6857 is only one type in the loop in case of COND_EXPR. Call
6858 vectorizable_condition() to vectorize COND_EXPR.
6859 * tree-vect-stmts.c (vectorizable_condition): Update comment.
6860 Add parameters. Allow nested cycles if called from
6861 vectorizable_reduction(). Use reduction vector variable if provided.
6862 (vect_analyze_stmt): Call vectorizable_reduction() before
6863 vectorizable_condition().
6864 (vect_transform_stmt): Update call to vectorizable_condition().
6866 2009-07-20 Christian Bruel <christian.bruel@st.com>
6868 * config/sh/sh.opt (-mfmovd): Resurrect and document.
6869 * doc/invoke.texi (-mfmovd): Likewise.
6870 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
6872 2009-07-20 Jan Hubicka <jh@suse.cz>
6874 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
6875 when handling SSA name.
6877 2009-07-19 Jan Hubicka <jh@suse.cz>
6879 PR tree-optimization/40676
6880 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
6881 virtual PHIs in empty BBs.
6883 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6885 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
6886 re-expanded the compound use gen_lowpart instead to convert to the
6889 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6891 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
6892 OUTER_CONST arguments.
6893 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
6894 the new wider mode will be masked off.
6895 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
6897 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6899 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
6900 high-order bits are zero.
6902 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6904 * combine.c (simplify_shift_const_1): Split code to determine
6906 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
6907 new bits shifted in are identical to the old sign bit.
6909 2009-07-18 Richard Guenther <rguenther@suse.de>
6912 * gimplify.c (gimplify_call_expr): Reject code using results from
6913 functions returning void.
6915 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
6917 * doc/md.texi: Document the new PowerPC "es" constraint.
6918 Document that "m" can include automodified addresses on this target,
6919 and explain how %U must be used. Extend the "Q" and "Z" documentation
6920 to suggest "es" as well as "m".
6921 * config/rs6000/constraints.md (es): New memory constraint.
6922 (Q, Z): Update strings to match new documentation.
6924 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
6926 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
6927 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
6928 * config/rs6000/predicates.md (volatile_mem_operand): Use
6929 offsettable_nonstrict_memref_p.
6930 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
6931 (*floatunssidf2_internal): Likewise.
6932 (*fix_truncdfsi2_internal): Likewise.
6933 (*fix_trunctfsi2_internal): Likewise.
6935 2009-07-17 Anatoly Sokolov <aesok@post.ru>
6937 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
6939 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6941 2009-07-17 Richard Guenther <rguenther@suse.de>
6944 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
6945 (pass_warn_unused_result): Likewise.
6946 (TODO_set_props): Remove.
6947 * omp-low.c (diagnose_omp_structured_block_errors): Change to
6949 (pass_diagnose_omp_blocks): Define.
6950 * c-decl.c (pop_file_scope): Do not finalize the CU here.
6951 (c_gimple_diagnostics_recursively): Remove.
6952 (finish_function): Do not call it.
6953 (c_write_global_declarations): Continue after errors.
6954 Finalize the CU here.
6955 * c-gimplify.c (c_genericize): Do not gimplify here.
6956 * c-common.c (c_warn_unused_result): Move ...
6957 * tree-cfg.c (do_warn_unused_result): ... here.
6958 (run_warn_unused_result): New function.
6959 (gate_warn_unused_result): New function.
6960 (pass_warn_unused_result): New pass.
6961 * c-common.h (c_warn_unused_result): Remove.
6962 * flags.h (flag_warn_unused_result): Declare.
6963 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
6964 * opts.c (flag_warn_unused_result): Initialize to false.
6965 * toplev.c (compile_file): Add comment.
6966 * omp-low.c (create_omp_child_function): Do not register
6967 the function with the frontend.
6968 (diagnose_omp_structured_block_errors): Prepare to be
6969 called as optimization pass.
6970 (gate_diagnose_omp_blocks): New function.
6971 (pass_diagnose_omp_blocks): New pass.
6972 * cgraph.h (cgraph_optimize): Remove.
6973 (cgraph_analyze_function): Likewise.
6974 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
6975 * cgraphunit.c (cgraph_lower_function): Lower nested functions
6976 before their parents here.
6977 (cgraph_finalize_function): Not here.
6978 (cgraph_analyze_function): Gimplify functions here.
6979 (cgraph_finalize_compilation_unit): Continue after errors.
6980 Optimize the callgraph from here.
6981 (cgraph_optimize): Make static.
6982 * langhooks.c (write_global_declarations): Finalize the CU.
6983 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
6984 (gimplify_function_tree): Assert we gimplify only once.
6985 Set PROP_gimple_any property.
6986 * tree-nested.c (gimplify_all_functions): New function.
6987 (lower_nested_functions): Gimplify all nested functions.
6988 * gimple.h (diagnose_omp_structured_block_errors): Remove.
6989 * passes.c (init_optimization_passes): Add pass_warn_unused_result
6990 and pass_diagnose_omp_blocks after gimplification. Do not
6991 set TODO_set_props on all_lowering_passes.
6992 (execute_one_pass): Do not handle TODO_set_props.
6993 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
6994 (gimplify.o): Add tree-pass.h dependency.
6995 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
6996 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
6997 (unsave_r): Likewise.
6998 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
7001 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
7003 * doc/service.texi (Service): Restore previously removed link,
7004 which isn't broken after all.
7006 2009-07-17 Richard Guenther <rguenther@suse.de>
7008 PR tree-optimization/40321
7009 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
7010 PHI nodes to the maximal set.
7011 (make_values_for_phi): Add PHI arguments to the maximal set.
7012 (execute_pre): Dump PHI_GEN and the maximal set.
7014 2009-07-17 Jakub Jelinek <jakub@redhat.com>
7017 * gimplify.c (gimplify_conversion): Don't change non-conversions into
7020 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
7022 * doc/extend.texi (Nested Functions): Replace broken link with
7024 * doc/service.texi (Service): Remove broken link.
7026 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
7029 * builtins.c (expand_builtin_memcmp): Use loc instead of
7030 EXPR_LOCATION (exp).
7031 (expand_builtin_strncmp): Likewise.
7033 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
7034 Manuel López-Ibáñez <manu@gcc.gnu.org>
7037 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
7038 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
7039 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
7040 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
7041 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
7042 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
7043 tree-inline.c, c-common.c, c-common.h, gimple.c,
7044 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
7045 convert.c: Add location argument to fold_{unary,binary,ternary},
7046 fold_build[123], build_call_expr, build_size_arg,
7047 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
7048 fold_build1_initializer, fold_build2_initializer,
7049 fold_build3_initializer, fold_build_call_array,
7050 fold_build_call_array_initializer, fold_single_bit_test,
7051 omit_one_operand, omit_two_operands, invert_truthvalue,
7052 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
7053 combine_comparisons, fold_builtin_*, fold_call_expr,
7054 build_range_check, maybe_fold_offset_to_address, round_up,
7057 2009-07-16 Jason Merrill <jason@redhat.com>
7060 * c-common.c (c_common_reswords): Add __is_standard_layout
7062 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
7063 * doc/implement-cxx.texi: New.
7064 * doc/gcc.texi: Include it.
7066 2009-07-16 DJ Delorie <dj@redhat.com>
7068 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
7069 compares that may be indirectly affected by previous instructions.
7071 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7073 * builtins.c (do_mpc_arg2): New.
7074 (fold_builtin_2): Fold builtin cpow.
7075 * real.h (HAVE_mpc_pow): New.
7077 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
7079 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
7080 comparison to skip unprofitable schedule
7082 2009-07-16 Simon Baldwin <simonb@google.com>
7084 * gcc.c (option_map): New flag -no-canonical-prefixes.
7085 * (display_help): Print help text for new flag.
7086 * (process_command): Move options translation and language specifics
7087 and handle new flag early. Use it to set a function pointer to a
7088 prefix builder. Replace make_relative_prefix calls with calls to
7089 the function pointed to. Ignore new flag in regular options handling.
7090 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
7092 2009-07-15 DJ Delorie <dj@redhat.com>
7094 * config/mep/mep.md (sibcall_internal): Change register to avoid
7096 (sibcall_value_internal): Likewise.
7098 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
7100 PR rtl-optimization/40710
7101 * resource.c (mark_target_live_regs): Reset DF problem to LR.
7103 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
7105 * config/mips/mips.md (*extenddi_truncate<mode>,
7106 *extendsi_truncate<mode>): Change type attribute to move_type
7107 with shift_shift. Split out code handling exts from here ...
7108 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
7110 (*extendhi_truncateqi): Change type attribute to move_type with
7111 shift_shift. Split out code handling exts from here ...
7112 (*extendhi_truncateqi_exts): ... to this new pattern.
7114 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
7116 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
7117 instead of "and" with inverted sign bit mask value. Use
7118 "nonimmediate_operand" for operand 1 and operand 2 predicate.
7119 Allocate registers only for operand 4 and operand 5.
7121 2009-07-15 Jakub Jelinek <jakub@redhat.com>
7124 * fold-const.c (fold_cond_expr_with_comparison): When folding
7125 < and <= to MIN, make sure the MIN uses the same type as the
7126 comparison's operands.
7128 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
7130 * arm.md (ior_xor): New code iterator.
7131 (split for ior/xor with shift and zero-extend): New split pattern.
7132 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
7134 2009-07-15 Richard Guenther <rguenther@suse.de>
7136 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
7139 2009-07-15 Richard Guenther <rguenther@suse.de>
7142 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
7144 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7146 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
7147 handle 2.6.30 kernel.
7149 2009-07-15 DJ Delorie <dj@redhat.com>
7151 * config/mep/mep.md (sibcall_internal): Change register to allow
7152 for 24-bit addresses.
7153 (sibcall_value_internal): Likewise.
7155 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
7157 * doc/invoke.texi: Added descriptions of the scheduling heuristics
7158 that are enabled/disabled by the flags introduced by a previous patch.
7160 2009-07-14 DJ Delorie <dj@redhat.com>
7162 * config/mep/mep.md (sibcall_internal): Include non-toggling
7164 (sibcall_value_internal): Likewise.
7166 2009-07-14 Taras Glek <tglek@mozilla.com>
7167 Rafael Espindola <espindola@google.com>
7169 * doc/sourcebuild.texi: Document install-plugin target.
7170 * configure.ac: Added install-plugin target to language makefiles.
7171 * configure: Regenerate.
7172 * Makefile.in: (install-plugin): Install more headers,
7173 depend on lang.install-plugin.
7175 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7177 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
7180 2009-07-14 DJ Delorie <dj@redhat.com>
7182 * config/mep/mep.c (mep_vliw_jmp_match): New function.
7183 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
7184 * config/mep/mep.md (sibcall_internal): Change test from
7185 mep_vliw_mode_match to mep_vliw_jmp_match.
7186 (sibcall_value_internal): Likewise.
7188 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
7190 * config/i386/sse.md (copysign<mode>3): New expander.
7191 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
7192 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
7193 Use ix86_build_const_vector.
7194 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
7195 IX86_BUILTIN_CPYSGNPD.
7196 (builtin_description): Add __builtin_ia32_copysignps and
7197 __builtin_ia32_copysignpd.
7198 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
7199 and BUILT_IN_COPYSIGNF.
7201 2009-07-13 Jason Merrill <jason@redhat.com>
7203 * builtins.c (can_trust_pointer_alignment): New fn.
7204 (get_pointer_alignment): Factor it out from here.
7205 * tree.h: Declare it.
7207 2009-07-14 David Edelsohn <edelsohn@gnu.org>
7209 * config/rs6000/predicates.md (offsettable_mem_operand): Test
7212 2009-07-14 Dodji Seketeli <dodji@redhat.com>
7216 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
7218 2009-07-14 Richard Guenther <rguenther@suse.de>
7219 Andrey Belevantsev <abel@ispras.ru>
7222 * cfgexpand.c (partition_stack_vars): Do not bother to update
7223 alias information when not optimizing.
7225 2009-07-14 Richard Guenther <rguenther@suse.de>
7226 Andrey Belevantsev <abel@ispras.ru>
7228 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
7229 (pt_solution_set): Likewise.
7230 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
7231 * tree-ssa-structalias.c (pt_solution_set): New function.
7232 * final.c (rest_of_clean_state): Free SSA data structures.
7233 * print-rtl.c (print_decl_name): Remove.
7234 (print_mem_expr): Implement in terms of print_generic_expr.
7235 * alias.c (ao_ref_from_mem): New function.
7236 (rtx_refs_may_alias_p): Likewise.
7237 (true_dependence): Query alias-export info.
7238 (canon_true_dependence): Likewise.
7239 (write_dependence_p): Likewise.
7240 * tree-dfa.c (get_ref_base_and_extent): For void types leave
7242 * emit-rtl.c (component_ref_for_mem_expr): Remove.
7243 (mem_expr_equal_p): Use operand_equal_p.
7244 (set_mem_attributes_minus_bitpos): Do not use
7245 component_ref_for_mem_expr.
7246 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
7247 (update_alias_info_with_stack_vars): Likewise.
7248 (partition_stack_vars): Call update_alias_info_with_stack_vars.
7249 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
7250 explicitly nor clear stmt operands.
7251 Free the decl-to-pointer map.
7252 * tree-optimize.c (execute_free_datastructures): Do not free
7253 SSA data structures here.
7254 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
7255 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
7256 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
7258 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
7260 2009-07-13 DJ Delorie <dj@redhat.com>
7262 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
7263 unrolling at the right iteration count.
7265 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
7268 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7270 * haifa-sched.c (rank_for_schedule): Introduced flags to
7271 enable/disable individual scheduling heuristics.
7272 * common.opt: Introduced flags to enable/disable individual
7273 heuristics in the scheduler.
7274 * doc/invoke.texi: Introduced flags to enable/disable individual
7275 heuristics in the scheduler.
7277 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
7279 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
7280 config/i386/mingw-tls.c.
7281 * config/i386/mingw-tls.c: Removed.
7283 2009-07-13 Ira Rosen <irar@il.ibm.com>
7285 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
7286 checks access only relevant statements.
7287 (vectorizable_reduction): Likewise.
7289 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
7291 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
7292 just for 32-bit case.
7294 2009-07-12 Jan Hubicka <jh@suse.cz>
7296 PR tree-optimization/40585
7297 * except.c (expand_resx_expr): When there already is resume
7298 instruction, produce linked list.
7299 (build_post_landing_pads): Assert that resume is empty.
7300 (connect_post_landing_pads): Handle resume lists.
7301 (dump_eh_tree): Dump resume list.
7303 2009-07-12 Ira Rosen <irar@il.ibm.com>
7305 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
7306 with additional argument.
7307 * tree-vectorizer.h (enum vect_def_type): Add
7308 vect_double_reduction_def.
7309 (vect_is_simple_reduction): Add argument.
7310 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
7312 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
7313 vect_is_simple_reduction with additional argument.
7314 (vect_analyze_loop_operations): Handle exit phi nodes in case of
7316 (reduction_code_for_scalar_code): Handle additional codes by
7317 returning ERROR_MARK for them. Fix comment and indentation.
7318 (vect_is_simple_reduction): Fix comment, add argument to specify
7319 double reduction. Detect double reduction.
7320 (get_initial_def_for_induction): Fix indentation.
7321 (get_initial_def_for_reduction): Fix comment and indentation.
7322 Handle double reduction. Create initial definitions that do not
7323 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
7324 (vect_create_epilog_for_reduction): Fix comment, add argument to
7325 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
7326 epilogue result extraction. Create double reduction phi node and
7327 replace relevant uses.
7328 (vectorizable_reduction): Call vect_is_simple_reduction with
7329 additional argument. Fix indentation. Update epilogue code treatment
7330 according to the changes in reduction_code_for_scalar_code. Check
7331 for double reduction. Call vect_create_epilog_for_reduction with
7332 additional argument.
7333 * tree-vect-stmts.c (process_use): Handle double reduction, update
7335 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
7336 (vect_get_vec_def_for_operand): Likewise.
7338 2009-07-12 Danny Smith <dansmister@gmail.com>
7340 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
7341 dllexport if !TREE_PUBLIC.
7342 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
7344 2009-07-11 Anatoly Sokolov <aesok@post.ru>
7346 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
7347 (avr_extra_arch_macro) Remove declatation.
7348 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
7349 (avr_extra_arch_macro) Declare as static.
7350 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
7352 2009-07-11 Jan Hubicka <jh@suse.cz>
7355 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
7357 2009-07-11 Jakub Jelinek <jakub@redhat.com>
7360 * dwarf2out.c (dw_fde_struct): Add in_std_section and
7361 cold_in_std_section bits.
7362 (dwarf2out_begin_prologue): Initialize them.
7363 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
7364 if already covered by text_section or cold_text_section range.
7366 PR rtl-optimization/40667
7367 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
7368 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
7369 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
7370 * config/i386/i386.c (ix86_minimum_alignment): New function.
7371 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
7372 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
7373 * emit-rtl.c (gen_reg_rtx): Likewise.
7374 * function.c (assign_parms): Likewise. If nominal_type needs
7375 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
7376 rather than passed_type's alignment.
7379 * function.c (assign_parm_setup_stack): Adjust
7380 MEM_OFFSET (data->stack_parm) if promoted_mode is different
7381 from nominal_mode on big endian.
7383 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
7385 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
7387 2009-07-10 DJ Delorie <dj@redhat.com>
7389 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
7391 2009-07-10 Mark Mitchell <mark@codesourcery.com>
7393 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
7395 (thumb2_cbnz): Likewise.
7397 2009-07-10 David Daney <ddaney@caviumnetworks.com>
7400 * config.gcc (supported_defaults): Add synci.
7401 (with_synci): Add validation.
7402 (all_defaults): Add synci.
7403 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
7406 * config/mips/mips.opt (msynci): New option.
7407 * config/mips/mips.c (mips_override_options): Warn on use of
7408 -msynci for targets that do now support it.
7409 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7411 * gcc/doc/invoke.texi (-msynci): Document the new option.
7412 * doc/install.texi (--with-synci): Document the new option.
7414 2009-07-10 Richard Guenther <rguenther@suse.de>
7416 PR tree-optimization/40496
7417 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
7418 the PHI result with a compatible type.
7420 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
7424 * c.opt (Wunused-result): New.
7425 * doc/invoke.texi: Document it.
7426 * c-common.c (c_warn_unused_result): Use it.
7428 2009-07-09 DJ Delorie <dj@redhat.com>
7430 * targhooks.c (default_target_can_inline_p): Rename from
7431 default_target_option_can_inline_p.
7432 * targhooks.h (default_target_can_inline_p): Likewise.
7433 * target-def.h (TARGET_CAN_INLINE_P): Rename from
7434 TARGET_OPTION_CAN_INLINE_P.
7435 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
7436 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
7437 (mep_target_can_inline_p): Rename from
7438 mep_target_option_can_inline_p.
7441 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
7442 registers used to pass vectors.
7444 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
7446 2009-07-09 Tom Tromey <tromey@redhat.com>
7448 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
7449 * config/mmix/mmix.c: Include dwarf2.h.
7450 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
7451 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
7452 * config/sh/sh.c: Include dwarf2.h.
7453 * config/i386/i386.c: Include dwarf2.h.
7454 * Makefile.in (DWARF2_H): Remove 'elf'.
7455 * except.c: Include dwarf2.h.
7456 * unwind-dw2.c: Include dwarf2.h.
7457 * dwarf2out.c: Include dwarf2.h.
7458 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
7459 * unwind-dw2-fde.c: Include dwarf2.h.
7460 * dwarf2asm.c: Include dwarf2.h.
7462 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7464 * haifa-sched.c (insn_finishes_cycle_p): New static function.
7465 (max_issue): Use it.
7466 * sched-int.h (struct sched_info: insn_finishes_block_p): New
7468 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
7469 (region_sched_info): Update.
7470 * sched-ebb.c (ebb_sched_info): Update.
7471 * modulo-sched.c (sms_sched_info): Update.
7472 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
7474 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7476 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
7478 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
7480 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
7482 2009-07-09 Jakub Jelinek <jakub@redhat.com>
7485 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
7486 arg1 with arg01 if arg1 is already INTEGER_CST.
7488 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7490 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
7491 Transform (and (truncate)) into (truncate (and)).
7493 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7495 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
7496 creating LHS paradoxical subregs. Fix surrounding returns to
7497 use NULL_RTX rather than 0.
7499 2009-07-08 DJ Delorie <dj@redhat.com>
7501 * config/mep/mep.c: (mep_option_can_inline_p): New.
7502 (TARGET_OPTION_CAN_INLINE_P): Define.
7504 2009-07-08 Mark Wielaard <mjw@redhat.com>
7507 * dwarf2out.c (add_data_member_location_attribute): When we have
7508 only a constant offset don't emit a new location description using
7509 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
7512 2009-07-08 Richard Henderson <rth@redhat.com>
7515 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
7516 (enum reg_class): Add CLOBBERED_REGS.
7517 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
7518 * config/i386/i386.c (ix86_conditional_register_usage): Moved
7519 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
7520 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
7521 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
7522 force 64-bit sibcalls into R11.
7523 * config/i386/constraints.md (U): New constraint.
7524 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
7525 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
7526 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
7528 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
7530 * basic-block.h (dump_regset, debug_regset): Remove duplicate
7532 * c-objc-common.h (c_initialize_diagnostics): Ditto.
7533 * ebitmap.h (dump_ebitmap): Ditto.
7534 * optabs.h (optab_libfunc): Ditto.
7535 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
7536 * tree-flow.h (vect_can_force_dr_alignment_p,
7537 get_vectype_for_scalar_type): Ditto.
7538 (vectorize_loops): Move prototype to ...
7539 * tree-vectorizer.h: ... here. Also, adjust comment.
7540 (vect_set_verbosity_level): Remove duplicate prototype.
7541 * tree-ssa-loop.c: Include tree-vectorizer.h.
7542 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
7544 2009-07-08 Nick Clifton <nickc@redhat.com>
7546 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
7549 2009-07-08 DJ Delorie <dj@redhat.com>
7551 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
7552 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
7553 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
7555 * config/mep/intrinsics.md: Regenerated.
7556 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
7557 registers when asm() or calls are detected.
7559 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
7562 * gimplify.c (gimplify_expr): Propagate no_warning flag when
7564 * gimple (gimple_build_call_from_tree): Likewise.
7565 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
7566 no_warning flag before warning.
7568 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7570 * tree.c (set_expr_locus): Remove.
7571 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
7572 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
7574 * gimplify.c (internal_get_tmp_var): Likewise.
7575 (gimplify_call_expr): Likewise.
7576 (gimplify_one_sizepos): Likewise.
7578 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
7581 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
7582 to variables for debugging purposes.
7584 2009-06-23 Mark Loeser <mark@halcy0n.com>
7587 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
7589 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7591 * pretty-print.c (pp_base_format): Remove %J.
7592 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7593 gcc_cxxdiag_char_table): Likewise.
7594 (init_dynamic_diag_info): Likewise.
7596 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7598 * pretty-print.c (pp_base_format): Remove %H.
7599 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7600 gcc_cxxdiag_char_table): Likewise.
7601 (init_dynamic_diag_info): Likewise.
7602 * config/mep/mep.c (mep_select_section): Likewise.
7604 2009-07-07 Duncan Sands <baldrick@free.fr>
7606 * final.c (pass_clean_state): Give the pass a name.
7607 * passes.c (pass_rest_of_compilation): Likewise.
7608 * tree-optimize.c (pass_all_optimizations): Likewise.
7610 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
7612 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
7613 an extra 'decl' for error_at.
7615 2009-07-07 Jakub Jelinek <jakub@redhat.com>
7618 * tree-tailcall.c (adjust_return_value_with_ops,
7619 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
7620 if it has complex or vector type.
7622 2009-07-07 Olivier Hainque <hainque@adacore.com>
7624 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
7627 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
7629 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
7631 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7633 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
7634 * c-decl.c: Likewise.
7635 * function.c: Likewise.
7636 * varasm.c: Likewise.
7637 * tree-ssa.c: Likewise.
7638 * c-common.c: Likewise.
7639 * tree-cfg.c: Likewise.
7640 * config/spu/spu.c: Likewise.
7641 * config/ia64/ia64.c: Likewise.
7642 * config/v850/v850.c: Likewise.
7644 2009-07-06 DJ Delorie <dj@redhat.com>
7646 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
7647 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
7648 unspecified accesses to control registers.
7649 * config/mep/intrinsics.md: Regenerate.
7650 * config/mep/intrinsics.h: Regenerate.
7651 * config/mep/mep-intrin.h: Regenerate.
7653 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7655 * c-lex.c: Replace %H by an explicit location. Update all calls.
7656 * c-common.c: Likewise.
7657 * c-decl.c: Likewise.
7658 * c-typeck.c: Likewise.
7659 * fold-const.c: Likewise.
7660 * gimplify.c: Likewise.
7662 * tree-cfg.c: Likewise.
7663 * tree-ssa-loop-niter.c: Likewise.
7664 * tree-vrp.c: Likewise.
7665 * value-prof.c: Likewise.
7667 2009-07-06 Diego Novillo <dnovillo@google.com>
7669 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
7670 if it has one. Handle cases where VAR does not have an
7671 annotation or cfun is NULL.
7673 2009-07-06 Diego Novillo <dnovillo@google.com>
7675 * tree.c: Include debug.h.
7676 (initialize_tree_contains_struct): New.
7677 (init_ttree): Call it.
7678 (tree_node_structure_for_code): Factor out of ...
7679 (tree_node_structure): ... here.
7680 * treestruct.def (TS_PHI_NODE): Remove.
7681 (TS_GIMPLE_STATEMENT): Remove.
7683 2009-07-06 Diego Novillo <dnovillo@google.com>
7685 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
7686 (debug_tree_chain): Handle cycles.
7688 2009-07-06 Nick Clifton <nickc@redhat.com>
7689 DJ Delorie <dj@redhat.com>
7691 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
7692 __FMOVD_ENABLED__ is defined.
7694 (TARGET_FMOVD): Provide a default definition.
7695 (MASK_FMOVD): Likewise.
7696 (TARGET_CPU_CPP_BUILTINS): Define
7697 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
7698 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
7699 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
7700 (split for DF load from memory into register): Also handle
7701 MEMs which consist of REG+DISP addressing.
7702 (split for DF store from register to memory): Likewise.
7703 (movsf_ie): Always use single fp_mode.
7704 * config/sh/sh.c (sh_override_options): Do not automatically
7705 enable TARGET_MOVD for the SH2A when supporting doubles - leave
7706 that to the -mfmovd command line switch.
7707 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
7708 (fldi_ok): Always allow.
7709 * config/sh/sh.opt (mfmovd): Remove this switch.
7710 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
7712 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
7713 Kaz Kojima <kkojima@gcc.gnu.org>
7715 PR rtl-optimization/30807
7716 * postreload.c (reload_combine): For every new use of REG_SUM,
7717 record the use of BASE.
7719 2009-07-06 Jan Hubicka <jh@suse.cz>
7721 * params.def: Revert my accidental commit at 2009-06-30.
7723 2009-07-04 Ian Lance Taylor <iant@google.com>
7726 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
7728 (mingw_format_attribute_overrides): Likewise.
7730 2009-07-04 Jakub Jelinek <jakub@redhat.com>
7733 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
7734 don't check cfa.reg. Instead of cfa.indirect use
7735 fde && fde->drap_reg != INVALID_REGNUM test.
7737 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
7739 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
7741 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
7744 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
7746 2009-07-03 Richard Guenther <rguenther@suse.de>
7748 PR tree-optimization/40640
7749 * tree-switch-conversion.c (build_arrays): Perform arithmetic
7752 2009-07-03 Jan Hubicka <jh@suse.cz>
7754 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
7755 for size, reduce amount of inlining.
7757 2009-07-03 Richard Guenther <rguenther@suse.de>
7760 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
7761 if t +- x is known to not overflow and the conversion widens the
7763 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
7765 2009-07-03 Jan Hubicka <jh@suse.cz>
7767 * ipa-pure-const.c (analyze): Update loop optimizer init.
7768 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
7769 try_remove_empty_loop, remove_empty_loops): Remove.
7770 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
7771 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
7772 to mark regular loops as neccesary.
7773 (degenerate_phi_p): New function.
7774 (propagate_necessity, remove_dead_phis): Use it.
7775 (forward_edge_to_pdom): Likewise.
7776 (eliminate_unnecessary_stmts): Take care to remove uses of results of
7777 virtual PHI nodes that became unreachable.
7778 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
7779 * tree-flow.h (remove_empty_loops): Remove.
7780 * passes.c (init_optimization_passes): Remove.
7782 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
7784 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
7785 can_create_pseudo_p.
7786 (*fix_trunc<mode>_i387_1): Ditto.
7787 (*floathi<mode>2_1): Ditto.
7788 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
7789 (*fistdi2_1): Ditto.
7790 (*fist<mode>2_1): Ditto.
7791 (frndintxf2_floor): Ditto.
7792 (*fist<mode>2_floor_1): Ditto.
7793 (frndintxf2_ceil): Ditto.
7794 (*fist<mode>2_ceil_1): Ditto.
7795 (frndintxf2_trunc): Ditto.
7796 (frndintxf2_mask_pm): Ditto.
7797 (fxam<mode>2_i387_with_temp): Ditto.
7798 * config/i386/sse.md (mulv16qi3): Ditto.
7799 (*sse2_mulv4si3): Ditto.
7801 (sse4_2_pcmpestr): Ditto.
7802 (sse4_2_pcmpistr): Ditto.
7804 2009-07-03 Jan Hubicka <jh@suse.cz>
7806 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
7807 (mark_stmt_necessary): Set it.
7808 (mark_operand_necessary): Set it.
7809 (mark_control_dependent_edges_necessary): Set it.
7810 (mark_virtual_phi_result_for_renaming): New function.
7811 (get_live_post_dom): New function.
7812 (forward_edge_to_pdom): New function.
7813 (remove_dead_stmt): Fix handling of control dependences.
7814 (tree_dce_init): Init new bitmap.
7815 (tree_dce_done): Free it.
7817 2009-07-02 Richard Guenther <rguenther@suse.de>
7820 * tree-ssa-structalias.c (new_var_info): Initialize
7823 2009-07-02 Jan Hubicka <jh@suse.cz>
7825 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
7828 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
7830 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
7831 instead of recomputing it. Adjust calls.
7832 (emit_store_flag): Adjust recursive calls.
7834 2009-07-02 Richard Guenther <rguenther@suse.de>
7836 * tree-ssa-live.c (remove_unused_locals): Do not remove
7838 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
7839 of DECL_EXTERNAL for HEAP variables.
7840 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
7841 HEAP variables. Do not adjust RESTRICT vars.
7842 (find_what_var_points_to): Nobody cares if something
7845 2009-07-02 Ben Elliston <bje@au.ibm.com>
7847 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
7848 pc_low and pc_high declarations to the top of the function.
7850 2009-07-01 DJ Delorie <dj@redhat.com>
7852 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
7854 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
7855 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
7856 unspecified accesses to control registers.
7857 * config/mep/intrinsics.md: Regenerate.
7858 * config/mep/intrinsics.h: Regenerate.
7859 * config/mep/mep-intrin.h: Regenerate.
7861 2009-07-01 Anthony Green <green@moxielogic.com>
7863 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7864 instruction when possible.
7865 (moxie_expand_prologue): Ditto. Also, save an instruction and
7866 some complexity by popping off of $r12 instead of $sp.
7867 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
7870 2009-07-01 Richard Henderson <rth@redhat.com>
7873 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
7874 contained no insns, reposition note before last insn.
7876 2009-07-01 Richard Henderson <rth@redhat.com>
7879 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
7880 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
7882 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7885 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
7886 darwin9 for printing reg addresses with %y.
7888 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
7890 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
7891 truncation from operands in binary operations.
7893 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
7896 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
7897 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
7898 subreg of op0 to the original op0.
7900 * expmed.c (store_bit_field_1): Use a temporary as the destination
7901 instead of a paradoxical subreg when we need to truncate the result.
7903 2009-07-01 DJ Delorie <dj@redhat.com>
7905 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
7906 names to VLIW variants.
7907 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
7908 * config/mep/intrinsics.md: Regenerate.
7909 * config/mep/intrinsics.h: Regenerate.
7910 * config/mep/mep-intrin.h: Regenerate.
7912 2009-07-01 Jakub Jelinek <jakub@redhat.com>
7915 * jump.c (returnjump_p): Revert last patch.
7916 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
7918 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7921 * pa.md (casesi32p): Use jump table label to determine the offset
7923 (casesi64p): Likewise.
7925 * pa.c (forward_branch_p): Return bool type. Use instruction
7926 addresses when available. Assert that INSN has a jump label.
7927 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
7930 2009-07-01 Richard Guenther <rguenther@suse.de>
7932 PR tree-optimization/19831
7933 * tree-ssa-dce.c (propagate_necessity): Calls to functions
7934 that only act as barriers do not make any previous stores necessary.
7935 * tree-ssa-structalias.c (handle_lhs_call): Delay making
7936 HEAP variables global, do not add a constraint from nonlocal.
7937 (find_func_aliases): Handle escapes through return statements.
7938 (compute_points_to_sets): Make escaped HEAP variables global.
7940 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
7943 * expmed.c (emit_store_flag): Perform a conversion if necessary,
7944 after reducing a DImode cstore to SImode.
7946 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
7948 * expr.c (expand_expr_real_1): Reinstate fallthrough to
7949 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
7951 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
7953 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
7954 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
7956 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
7957 and umod_optab if TARGET_BSD_DIVMOD.
7958 * config/vax/lib1funcs.asm: New file.
7959 * config/vax/t-linux: New file.
7960 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
7962 2009-06-30 Jakub Jelinek <jakub@redhat.com>
7965 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
7966 to type arguments that have void type.
7969 * dwarf2out.c (gen_formal_parameter_die): Call
7970 equate_decl_number_to_die if node is different from origin.
7972 2009-06-30 Anthony Green <green@moxielogic.com>
7974 Clean up moxie port for --enable-build-with-cxx.
7975 * config/moxie/moxie.c (moxie_function_value): First two
7976 parameters are const_tree, not tree.
7977 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
7978 (REG_CLASS_NAMES): Ditto.
7979 (REGNO_REG_CLASS): Ditto.
7980 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
7981 (moxie_function_value): Fix constyness of arguments.
7983 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
7985 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
7986 finalize_size_functions before further processing.
7987 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
7988 (variable_size): Call self_referential_size on size expressions
7989 that contain a PLACEHOLDER_EXPR.
7990 (size_functions): New static variable.
7991 (copy_self_referential_tree_r): New static function.
7992 (self_referential_size): Likewise.
7993 (finalize_size_functions): New global function.
7994 * tree.c: Include tree-inline.h.
7995 (push_without_duplicates): New static function.
7996 (find_placeholder_in_expr): New global function.
7997 (substitute_in_expr) <tcc_declaration>: Return the replacement object
7999 <tcc_expression>: Likewise.
8000 <tcc_vl_exp>: If the replacement object is a constant, try to inline
8001 the call in the expression.
8002 * tree.h (finalize_size_functions): Declare.
8003 (find_placeholder_in_expr): Likewise.
8004 (FIND_PLACEHOLDER_IN_EXPR): New macro.
8005 (substitute_placeholder_in_expr): Update comment.
8006 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
8008 (copy_tree_body_r): Likewise.
8009 (copy_tree_body): New static function.
8010 (maybe_inline_call_in_expr): New global function.
8011 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
8012 (maybe_inline_call_in_expr): Declare.
8013 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
8014 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
8017 2009-06-30 Richard Guenther <rguenther@suse.de>
8019 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
8021 (propagate_necessity): Do not mark reaching defs of stores
8024 2009-06-30 Jan Hubicka <jh@suse.cz>
8026 * cfgloopanal.c (check_irred): Move into ...
8027 (mark_irreducible_loops): ... here; return true if ireducible
8029 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
8030 (analyze_function): Try to prove loop finiteness.
8031 * cfgloop.h (mark_irreducible_loops): Update prototype.
8032 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
8034 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
8036 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
8038 2009-06-30 Ira Rosen <irar@il.ibm.com>
8040 PR tree-optimization/40542
8041 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
8044 2009-06-30 Martin Jambor <mjambor@suse.cz>
8046 PR tree-optimization/40582
8047 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
8048 than useless_type_conversion_p.
8049 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
8052 2009-06-30 Martin Jambor <mjambor@suse.cz>
8055 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
8057 2009-06-30 Richard Guenther <rguenther@suse.de>
8059 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
8060 use ao_ref references.
8061 (walk_aliased_vdefs): Likewise.
8062 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
8063 * tree-ssa-dce.c (struct ref_data): Remove.
8064 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
8065 (mark_aliased_reaching_defs_necessary): Adjust.
8066 (mark_all_reaching_defs_necessary_1): Likewise.
8068 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
8071 * expmed.c (emit_cstore): New name of emit_store_flag_1.
8072 (emit_store_flag_1): Extract from emit_store_flag, adjust
8073 calls to (what now is) emit_cstore.
8074 (emit_store_flag): Call emit_store_flag_1 and also use it
8075 for what used to be recursive calls.
8077 2009-06-30 Wei Guozhi <carrot@google.com>
8080 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
8081 if the target bb post dominates from bb.
8082 * config/i386/i386.c (memory_address_length): Check existence of base
8083 register before using it.
8085 2009-06-30 Nick Clifton <nickc@redhat.com>
8086 DJ Delorie <dj@redhat.com>
8088 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8089 __FMOVD_ENABLED__ is defined.
8091 (TARGET_FMOVD): Provide a default definition.
8092 (MASK_FMOVD): Likewise.
8093 (TARGET_CPU_CPP_BUILTINS): Define
8094 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8095 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8096 two fmov instructions depending upon whether TARGET_FMOVD is
8098 (split for DF load from memory into register): Also handle
8099 MEMs which consist of REG+DISP addressing.
8100 (split for DF store from register to memory): Likewise.
8101 * config/sh/sh.opt (mfmovd): Remove this switch.
8102 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8103 * config/sh/sh.c (sh_override_options): Do not automatically
8104 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8105 that to the -mfmovd command line switch.
8107 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
8109 (fldi_ok): Always allow.
8110 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
8112 2009-06-29 DJ Delorie <dj@redhat.com>
8114 * doc/install.texi (mep-x-elf): Correct chip's full name.
8116 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
8118 * doc/extend.texi: Fix typo.
8120 2009-06-29 Tom Tromey <tromey@redhat.com>
8123 * Makefile.in (DWARF2_H): New variable.
8125 (dwarf2out.o): Likewise.
8126 (dwarf2asm.o): Likewise.
8127 * config/i386/t-i386: Use DWARF2_H.
8128 * except.c: Include elf/dwarf2.h.
8129 * unwind-dw2.c: Include elf/dwarf2.h.
8130 * dwarf2out.c: Include elf/dwarf2.h.
8131 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
8132 <dtprel>: New field.
8133 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
8134 (size_of_loc_descr): Likewise.
8135 (output_loc_operands_raw): Likewise.
8136 (output_loc_operands): Handle new dtprel field.
8137 (loc_checksum): Update.
8138 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
8139 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
8140 * unwind-dw2-fde.c: Include elf/dwarf2.h.
8141 * dwarf2asm.c: Include elf/dwarf2.h.
8142 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
8143 * config/mmix/mmix.c: Include elf/dwarf2.h.
8144 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
8145 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
8146 * config/sh/sh.c: Include elf/dwarf2.h.
8147 * config/i386/i386.c: Include elf/dwarf2.h.
8149 2009-06-29 DJ Delorie <dj@redhat.com>
8151 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
8153 * doc/extend.texi: Add MeP attributes and pragmas.
8154 * doc/invoke.text: Add MeP Options.
8155 * doc/contrib.texi: Add MeP contribution.
8156 * doc/md.texi: Add MeP constraints.
8157 * doc/install.texi: Add MeP target.
8159 2009-06-30 Anatoly Sokolov <aesok@post.ru>
8161 * target.h (struct gcc_target): Add frame_pointer_required field.
8162 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
8163 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
8164 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
8166 * reload1.c (update_eliminables): (Ditto.).
8167 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
8168 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8169 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
8171 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
8173 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
8174 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8175 (arm_frame_pointer_required): New function.
8177 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
8178 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8179 (avr_frame_pointer_required_p): Declare as static.
8180 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
8182 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
8183 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8184 (bfin_frame_pointer_required): Make as static, change return type
8186 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
8188 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
8189 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8190 (cris_frame_pointer_required): New function.
8192 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
8194 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
8195 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8196 (fr30_frame_pointer_required): New function.
8198 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
8199 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8200 (frv_frame_pointer_required): Make as static, change return type
8202 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
8204 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
8205 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8206 (ix86_frame_pointer_required): Make as static, change return type to
8208 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
8210 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
8211 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8213 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
8215 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
8217 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
8219 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
8220 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8221 (mips_frame_pointer_required): Make as static.
8222 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
8224 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
8225 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8226 (mmix_frame_pointer_required): Mew function.
8228 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
8229 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8231 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
8233 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
8235 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
8237 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
8238 (CAN_ELIMINATE): Redefine.
8239 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8240 (sparc_frame_pointer_required): New function.
8241 (sparc_can_eliminate): New function.
8242 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
8244 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
8245 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8247 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
8248 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8249 (xtensa_frame_pointer_required): Make as static, change return type
8251 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
8254 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
8256 * doc/plugins.texi: Document PLUGIN_START_UNIT.
8257 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
8258 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
8259 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
8260 (register_callback): Handle PLUGIN_START_UNIT.
8261 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
8263 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
8265 * tree.c (process_call_operands): Propagate TREE_READONLY from the
8267 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
8268 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
8270 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
8272 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
8275 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
8277 * doc/extend.texi (Additional Floating Types): __float128 is also
8278 supported on i386 targets.
8280 2009-06-29 Richard Guenther <rguenther@suse.de>
8283 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8285 (pt_solutions_same_restrict_base): Declare.
8286 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
8288 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
8289 (make_constraint_from, make_copy_constraint): Move earlier.
8290 (make_constraint_from_heapvar): New function.
8291 (make_constraint_from_restrict): Likewise.
8292 (handle_lhs_call): Use it.
8293 (find_func_aliases): Use it to track conversions to restrict
8295 (struct fieldoff): Add only_restrict_pointers flag.
8296 (push_fields_onto_fieldstack): Initialize it.
8297 (create_variable_info_for): Track global restrict qualified pointers.
8298 (intra_create_variable_infos): Use make_constraint_from_heapvar.
8299 Track restrict qualified pointer arguments.
8300 (set_uids_in_ptset): Use varinfo is_global_var flag.
8301 (find_what_var_points_to): Set the vars_contains_restrict flag.
8302 Always create the points-to solution for sets including restrict tags.
8303 (pt_solutions_same_restrict_base): New function.
8304 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
8305 qualified pointers use pt_solutions_same_restrict_base as
8306 additional source for disambiguation.
8308 2009-06-29 Richard Guenther <rguenther@suse.de>
8311 * alias.c (find_base_decl): Remove.
8312 (get_deref_alias_set_1): Remove restrict handling.
8313 * c-common.c (c_apply_type_quals_to_decl): Do not set
8314 DECL_POINTER_ALIAS_SET.
8315 * gimplify.c (find_single_pointer_decl_1): Remove.
8316 (find_single_pointer_decl): Likewise.
8317 (internal_get_tmp_var): Remove restrict handling.
8318 (gimple_regimplify_operands): Likewise.
8319 * omp-low.c (expand_omp_atomic_pipeline): Do not set
8320 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
8321 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
8322 * tree.c (restrict_base_for_decl): Remove.
8323 (init_ttree): Do not allocate it.
8324 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
8325 LABEL_DECL_UID for label decls.
8326 (copy_node_stat): Do not copy restrict information.
8327 (decl_restrict_base_lookup): Remove.
8328 (decl_restrict_base_insert): Likewise.
8329 (print_restrict_base_statistics): Likewise.
8330 (dump_tree_statistics): Do not call print_restrict_base_statistics.
8331 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
8332 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
8333 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
8334 (LABEL_DECL_UID): Adjust.
8335 (DECL_BASED_ON_RESTRICT_P): Remove.
8336 (DECL_GET_RESTRICT_BASE): Likewise.
8337 (SET_DECL_RESTRICT_BASE): Likewise.
8338 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
8340 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
8341 instead of DECL_POINTER_ALIAS_SET.
8342 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8343 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
8344 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
8346 2009-06-29 Richard Guenther <rguenther@suse.de>
8348 PR tree-optimization/40579
8349 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
8350 the IL to simplify has constants that overflowed.
8352 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
8354 PR tree-optimization/40550
8355 * tree-vect-generic.c (expand_vector_operations_1): Compute in
8356 vector_compute_type only when the size of vector_compute_type is
8357 less than the size of type.
8359 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
8361 * fold-const.c (contains_label_1): Fix comments.
8362 (contains_label_p): Do not walk trees multiple time.
8364 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8366 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
8367 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
8368 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
8369 ix86_fp_comparison_operator.
8370 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
8371 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
8372 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
8373 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
8374 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
8375 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
8376 (related splits): Change predicate to ix86_fp_comparison_operator.
8377 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
8378 instead of ix86_fp_comparison_codes.
8379 (ix86_trivial_fp_comparison_operator,
8380 ix86_fp_comparison_operator): New.
8381 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
8382 (ix86_expand_compare): Eliminate last two parameters.
8383 (ix86_fp_jump_nontrivial_p): Kill.
8384 * config/i386/i386.c (put_condition_code): Eliminate call to
8385 ix86_fp_comparison_codes and subsequent assertion.
8386 (ix86_fp_comparison_codes): Eliminate.
8387 (ix86_fp_swap_condition): New.
8388 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
8389 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
8390 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
8391 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
8392 and ix86_fp_swap_condition.
8393 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
8394 Use ix86_fp_comparison_strategy.
8395 (ix86_expand_compare): Likewise. Eliminate last two arguments.
8396 (ix86_fp_jump_nontrivial_p): Eliminate.
8397 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
8398 call to ix86_expand_compare.
8399 (ix86_split_fp_branch, ix86_expand_setcc,
8400 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
8401 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
8403 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8405 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
8406 related to jump_clobbers.
8407 * config/arm/arm.md (conds): Remove jump_clob case.
8408 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
8409 splits): Change comparison_operator to arm_comparison_operator.
8410 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
8413 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8415 * dojump.c (do_compare_rtx_and_jump): Try swapping the
8416 condition for floating point modes.
8417 * expmed.c (emit_store_flag_1): Move here a bigger part
8419 (emit_store_flag): Try swapping the condition for floating point
8421 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
8423 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8425 * expr.c (expand_expr_real_1): Just use do_store_flag.
8426 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
8427 emit_store_flag_force.
8428 * expmed.c (emit_store_flag_force): Copy here trick
8429 previously in expand_expr_real_1. Try reversing the comparison.
8430 (emit_store_flag_1): Work if target is NULL.
8431 (emit_store_flag): Work if target is NULL, using the result mode
8432 from the comparison. Use split_comparison, restructure final part
8433 to simplify conditionals.
8435 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8437 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
8438 * dojump.c (do_jump): Change handling of floating-point
8439 ops to use just do_compare_and_jump.
8440 (split_comparison): New.
8441 (do_compare_rtx_and_jump): Add here logic coming previously
8442 in do_jump, using split_comparison.
8444 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
8447 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
8449 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8451 * tree-ssa-alias.c: Fix unintentional commit.
8453 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8455 * passes.c (execute_one_pass): Fix unintentional commit.
8457 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8459 * df-problems.c (df_set_seen, df_unset_seen): Delete.
8460 (df_rd_local_compute, df_md_local_compute): Inline them.
8462 (df_md_scratch): New.
8463 (df_md_alloc, df_md_free): Allocate/free it.
8464 (df_md_local_compute): Only include live registers in init.
8465 (df_md_transfer_function): Prune the in-set computed by
8466 the confluence function, and the gen-set too.
8468 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8470 PR rtl-optimization/26854
8471 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
8472 * df-problems.c (df_rd_add_problem): Fix comment.
8473 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
8474 df_md_simulate_artificial_defs_at_top,
8475 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
8476 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
8477 df_md_transfer_function, df_md_init, df_md_confluence_0,
8478 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
8479 problem_MD, df_md_add_problem): New.
8480 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
8481 df_md_get_bb_info): New.
8482 (DF_LAST_PROBLEM_PLUS1): Adjust.
8484 * Makefile.in (fwprop.o): Include domwalk.h.
8485 * fwprop.c: Include domwalk.h.
8486 (reg_defs, reg_defs_stack): New.
8487 (bitmap_only_bit_between): Remove.
8488 (process_defs): New.
8489 (process_uses): Use reg_defs and local_md instead of
8490 bitmap_only_bit_between and local_rd.
8491 (single_def_use_enter_block): New, from build_single_def_use_links.
8492 (single_def_use_leave_block): New.
8493 (build_single_def_use_links): Remove code moved to
8494 single_def_use_enter_block, invoke domwalk.
8495 (use_killed_between): Adjust comment.
8497 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8499 * bitmap.h (bitmap_ior_and_into): New.
8500 * bitmap.c (bitmap_ior_and_into): New.
8502 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8504 * domwalk.h (struct dom_walk_data): Remove all callbacks except
8505 before_dom_children_before_stmts and after_dom_children_after_stmts.
8506 Rename the two remaining callbacks to just before_dom_children and
8507 after_dom_children. Remove other GIMPLE statement walking bits.
8508 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
8509 * graphite.c: Do not include domwalk.h.
8510 * tree-into-ssa.c (interesting_blocks): New global.
8511 (struct mark_def_sites_global_data): Remove it and names_to_rename.
8512 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
8513 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
8514 now that they're not domwalk callbacks.
8515 (rewrite_initialize_block): Rename to...
8516 (rewrite_enter_block): ... this, place after called functions. Test
8517 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
8518 (rewrite_finalize_block): Rename to...
8519 (rewrite_leave_block): ... this, place after called functions.
8520 (rewrite_update_init_block): Rename to...
8521 (rewrite_update_enter_block): ... this, place after called functions.
8522 Test interesting_blocks, call rewrite_update_stmt and
8523 rewrite_update_phi_arguments.
8524 (rewrite_update_fini_block): Rename to...
8525 (rewrite_leave_block): ... this, place after called functions.
8526 (rewrite_blocks): Remove last argument, simplify initialization of
8528 (mark_def_sites_initialize_block): Rename to...
8529 (mark_def_sites_block): ... this, call mark_def_sites.
8530 (mark_def_sites_blocks): Remove argument, simplify initialization of
8532 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
8533 (update_ssa): Likewise.
8534 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
8536 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
8537 (dom_opt_initialize_block): Rename to...
8538 (dom_opt_enter_block): ... this, place after called functions. Walk
8539 statements here, inline propagate_to_outgoing_edges.
8540 (dom_opt_finalize_block): Rename to...
8541 (dom_opt_leave_block): ... this, place after called functions.
8542 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
8544 (dse_enter_block, dse_record_phi): New.
8545 (dse_record_phis): Delete.
8546 (dse_finalize_block): Rename to...
8547 (dse_leave_block): ... this.
8548 (tree_ssa_dse): Simplify initialization of walk_data.
8549 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
8550 Adjust initialization of walk_data.
8551 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
8552 * tree-ssa-loop-phiopt.c (get_non_trapping):
8553 Adjust initialization of walk_data.
8554 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
8555 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
8556 it's not a domwalk callback.
8557 (uncprop_initialize_block): Rename to...
8558 (dse_enter_block): ... this, call uncprop_into_successor_phis.
8559 (dse_finalize_block): Rename to...
8560 (dse_leave_block): ... this.
8561 (tree_ssa_uncprop): Simplify initialization of walk_data.
8562 * Makefile.in: Adjust dependencies.
8564 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
8566 * arm.md (casesi): Fix test for Thumb1.
8567 (thumb1_casesi_internal_pic): Likewise.
8568 (thumb1_casesi_dispatch): Likewise.
8570 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
8572 * config/arm/arm-cores.def: Added core cortex-m0.
8573 * config/arm/arm-tune.md: Regenerated.
8574 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
8576 2009-06-26 DJ Delorie <dj@redhat.com>
8578 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
8580 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
8581 the scheduler doesn't tag jump insns.
8583 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
8585 * c-decl.c (merge_decls): Re-indent.
8587 2009-06-26 Janis Johnson <janis187@us.ibm.com>
8590 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
8591 Special-case decimal float constants.
8593 2009-06-26 Richard Henderson <rth@redhat.com>
8595 * function.h (struct function): Add cannot_be_copied_reason,
8596 and cannot_be_copied_set.
8597 * tree-inline.c (has_label_address_in_static_1): Rename from
8598 inline_forbidden_p_2; don't set inline_forbidden_reason here.
8599 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
8600 don't set inline_forbidden_reason.
8601 (copy_forbidden): New function, split out of inline_forbidden_p.
8602 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
8603 (inline_forbidden_p): Use copy_forbidden.
8604 (tree_versionable_function_p): Likewise.
8605 (inlinable_function_p): Merge into tree_inlinable_function_p.
8606 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
8607 * ipa-cp.c (ipcp_versionable_function_p): New function.
8608 (ipcp_cloning_candidate_p): Use it.
8609 (ipcp_node_modifiable_p): Likewise.
8611 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
8613 * builtins.c (expand_builtin_alloca): Handle builtin alloca
8614 that is marked not to be inlined. Remove flag_mudflap use.
8615 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
8616 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
8618 2009-06-26 Steve Ellcey <sje@cup.hp.com>
8621 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
8622 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
8624 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
8626 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
8628 (__mingwthr_remove_key_dtor): Likewise.
8630 2009-06-26 Richard Guenther <rguenther@suse.de>
8632 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
8634 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
8637 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
8638 try the non-cond_exec path also.
8640 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8643 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
8644 (output_cbranch): Use new functions.
8645 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
8648 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8649 Pat Haugen <pthaugen@us.ibm.com>
8650 Revital Eres <ERES@il.ibm.com>
8652 * config/rs6000/rs6000.c (print_operand): Correct lossage message
8653 for %c error. Add %x support to print VSX registers as a unified
8654 register set, instead of separate float and altivec registers.
8655 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
8656 %y case, and add support for VSX pre-modify addresses.
8657 (output_toc): Add assert for CONST containing an integer constant
8659 (rs6000_adjust_cost): Add POWER7 support.
8660 (insn_must_be_first_in_group): Ditto.
8661 (insn_must_be_last_in_group): Ditto.
8662 (rs6000_emit_popcount): Ditto.
8663 (rs6000_vector_mode_supported_p): Ditto.
8665 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
8666 Change some of the functions called by macros to being called
8667 through a pointer, so debug functions can be inserted if
8668 -mdebug=addr or -mdebug=cost.
8669 (rs6000_preferred_reload_class_ptr): Ditto.
8670 (rs6000_secondary_reload_class_ptr): Ditto.
8671 (rs6000_secondary_memory_needed_ptr): Ditto.
8672 (rs6000_cannot_change_mode_class_ptr): Ditto.
8673 (rs6000_secondary_reload_inner): Ditto.
8674 (rs6000_legitimize_reload_address): Ditto.
8675 (rs6000_legitimize_reload_address_ptr): Ditto.
8676 (rs6000_mode_dependent_address): Ditto.
8677 (rs6000_mode_dependent_address_ptr): Ditto.
8679 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
8680 function to return true if the mode allows reg + integer
8682 (virtual_stack_registers_memory_p): New function to return true if
8683 the address refers to a virtual stack register.
8684 (rs6000_legitimate_offset_address_p): Move code to say whether a
8685 mode supports reg+int addressing to reg_offset_addressing_ok_p and
8687 (rs6000_legitimate_address_p): Add checks for modes that only can
8688 do reg+reg addressing. Start adding VSX support.
8689 (rs6000_legitimize_reload_address): Ditto.
8690 (rs6000_legitimize_address): Ditto.
8691 (rs6000_debug_legitimate_address_p): New debug functions for
8692 -mdebug=addr and -mdebug=cost.
8693 (rs6000_debug_rtx_costs): Ditto.
8694 (rs6000_debug_address_costs): Ditto.
8695 (rs6000_debug_adjust_cost): Ditto.
8696 (rs6000_debug_legitimize_address): Ditto.
8697 (rs6000_legitimize_reload_address_ptr): Point to call normal
8698 function or debug function. Make functions called via pointer
8700 (rs6000_mode_dependent_address_ptr): Ditto.
8701 (rs6000_secondary_reload_class_ptr): Ditto.
8702 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
8703 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
8704 into a friendlier error.
8705 (rs6000_init_builtins): Add initial VSX support.
8706 (rs6000_adjust_cost): Fix some spacing issues.
8708 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
8709 (REG_CLASS_NAMES): Ditto.
8710 (REG_CLASS_CONTENTS): Ditto.
8711 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
8712 pointer, to add -mdebug=addr support.
8713 (CANNOT_CHANGE_MODE_CLASS): Ditto.
8714 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
8715 -mdebug=addr support.
8716 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
8717 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
8718 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
8720 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
8722 (bswapsi*): Set attribute types for load/store. Add combiner
8723 patterns to eliminate zero extend on 64-bit.
8724 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
8725 stdbrx if the hardware supports those instructions.
8727 2009-06-25 Ian Lance Taylor <iant@google.com>
8729 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
8730 (Link Options): Document -static-libstdc++.
8732 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8735 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
8736 DATA_ALIGNMENT instead.
8738 2009-06-25 Richard Guenther <rguenther@suse.de>
8740 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
8741 indirect references against the callused/escaped solutions.
8742 (call_may_clobber_ref_p_1): Likewise.
8744 2009-06-25 Martin Jambor <mjambor@suse.cz>
8746 PR tree-optimization/40493
8747 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
8748 (enum unscalarized_data_handling): New type.
8749 (handle_unscalarized_data_in_subtree): Return what has been done.
8750 (load_assign_lhs_subreplacements): Handle left flushes differently.
8751 (sra_modify_assign): Use unscalarized_data_handling, simplified
8752 condition determining whether to remove the statement.
8754 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
8756 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
8757 excerpt - @ should be doubled for texinfo.
8759 2009-06-24 Ian Lance Taylor <iant@google.com>
8761 * config/arc/arc.c: Include "df.h".
8762 (arc_attribute_table): Make static. Move higher in file.
8763 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
8764 (output_shift): Initialize n later to avoid warning.
8765 * config/arm/arm.c (arm_attribute_table): Make static. Move
8767 * config/avr/avr.c (avr_attribute_table): Make static. Move
8769 (reg_class_tab): Change array type from int to enum reg_class.
8770 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
8772 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
8773 (lshrhi3_out): Likewise.
8774 (class_likely_spilled_p): Change return type to bool.
8775 (avr_rtx_costs): Use local code variable with enum type.
8776 * config/avr/avr.md (movmemhi): Use add_reg_note.
8777 (andhi3, andsi3): Don't use AS2 with "and".
8778 (iorhi3, iorsi3): Don't use AS2 with "or".
8779 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
8780 * config/crx/crx.c: Include "df.h".
8781 (crx_attribute_table): Make static.
8782 * config/m32r/m32r.c: Include "df.h".
8783 (m32r_attribute_table): Make static. Move higher in file.
8784 (pop): Use add_reg_note.
8785 (block_move_call): Change 0 to LCT_NORMAL in function call.
8786 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
8787 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
8788 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
8789 declare, not just when TREE_CODE is defined.
8790 * config/m68hc11/m68hc11.c: Include "expr.h".
8791 (m68hc11_attribute_table): Make static. Move higher in file.
8792 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
8794 (m68hc11_register_indirect_p): Likewise.
8795 (m68hc11_function_arg_padding): Change return type to enum
8797 (emit_move_after_reload): Use add_reg_note.
8798 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
8799 (m68hc11_split_logical): Likewise.
8800 (m68hc11_rtx_costs): Add local code_and outer_code variables with
8802 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
8803 to VOIDmode in function call.
8804 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
8806 (m68hc11_split_logical): Update declaration.
8807 (m68hc11_function_arg_padding): Update declaration.
8808 * config/mcore/mcore.c (regno_reg_class): Change form array of int
8809 to array of enum reg_class.
8810 (mcore_attribute_table): Make static. Move higher in file.
8811 (mcore_rtx_costs): Add cast to enum type.
8812 * config/mcore/mcore.h (regno_reg_class): Update declaration.
8813 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
8814 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
8816 * config/sh/predicates.md (trapping_target_operand): Rename and to
8818 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
8820 * config/spu/spu.c (spu_attribute_table): Make static. Move
8822 * config/v850/v850.c (v850_attribute_table): Make static. Move
8824 (v850_rtx_costs): Use local code with enum type.
8825 (expand_epilogue): Add cast.
8826 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
8828 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
8831 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
8832 -m2a-single-only and -m2a-nofpu.
8833 * config/sh/sh.opt: Document m2a generates FPU code.
8835 2009-06-24 Anatoly Sokolov <aesok@post.ru>
8837 * defaults.h (CAN_ELIMINATE): Provide default.
8838 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
8839 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
8840 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
8841 * config/spu/spu.h (CAN_ELIMINATE): Delete.
8842 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
8843 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
8844 * config/cris/cris.h (CAN_ELIMINATE): Delete.
8845 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
8846 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
8847 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
8849 2009-06-24 DJ Delorie <dj@redhat.com>
8851 * mep-ext-cop.cpu: Fix copyright notice.
8852 * mep-default: Fix copyright notice.
8853 * mep-core: Fix copyright notice.
8854 * mep: Fix copyright notice.
8855 * mep-ivc2: Fix copyright notice.
8856 * mep-c5: Fix copyright notice.
8858 2009-06-24 Denis Chertykov <chertykov@gmail.com>
8860 * doc/contrib.texi (Contributors):
8862 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
8865 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
8866 src and dst operands if necessary.
8868 2009-06-23 DJ Delorie <dj@redhat.com>
8871 * config.gcc: Add mep support.
8872 * recog.c: Resurrect validate_replace_rtx_subexp().
8873 * recog.h: Likewise.
8874 * config/mep/: Add new port:
8875 * config/mep/constraints.md: New file.
8876 * config/mep/default.h: New file.
8877 * config/mep/intrinsics.h: New file.
8878 * config/mep/intrinsics.md: New file.
8879 * config/mep/ivc2-template.h: New file.
8880 * config/mep/mep-c5.cpu: New file.
8881 * config/mep/mep-core.cpu: New file.
8882 * config/mep/mep-default.cpu: New file.
8883 * config/mep/mep-ext-cop.cpu: New file.
8884 * config/mep/mep-intrin.h: New file.
8885 * config/mep/mep-ivc2.cpu: New file.
8886 * config/mep/mep-lib1.asm: New file.
8887 * config/mep/mep-lib2.c: New file.
8888 * config/mep/mep-pragma.c: New file.
8889 * config/mep/mep-protos.h: New file.
8890 * config/mep/mep-tramp.c: New file.
8891 * config/mep/mep.c: New file.
8892 * config/mep/mep.cpu: New file.
8893 * config/mep/mep.h: New file.
8894 * config/mep/mep.md: New file.
8895 * config/mep/mep.opt: New file.
8896 * config/mep/predicates.md: New file.
8897 * config/mep/t-mep: New file.
8899 2009-06-23 Ian Lance Taylor <iant@google.com>
8901 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
8902 from loose_warn into c_loose_warn and from strict_warn into
8903 c_strict_warn. Set and substitute warn_cxxflags. Check for
8904 --enable-build-with-cxx. Set and substitute
8905 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
8906 * Makefile.in (CXXFLAGS): New variable.
8907 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
8908 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
8909 the default is the same as $(STRICT_WARN).
8910 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
8911 (CXX): New variable.
8912 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
8913 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
8914 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
8915 (HOST_LIBS): New variable.
8916 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
8917 (ALL_CXXFLAGS): New variable.
8918 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
8919 * doc/install.texi (Configuration): Document
8920 --enable-build-with-cxx, --with-stage1-ldflags,
8921 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
8922 * configure: Rebuild.
8924 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8926 * config/arm/arm.c (arm_override_options): Fix braces and formatting
8927 from previous commit.
8929 2009-06-23 Ian Lance Taylor <iant@google.com>
8931 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
8933 2009-06-23 Ian Lance Taylor <iant@google.com>
8935 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
8936 with ATTRIBUTE_UNUSED.
8938 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8939 Pat Haugen <pthaugen@us.ibm.com>
8940 Revital Eres <eres@il.ibm.com>
8942 * config.in (HAVE_AS_POPCNTD): Add default definition.
8943 (HAVE_AS_LWSYNC): Ditto.
8945 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
8947 (gcc_cv_as_powerpc_cmpb): Ditto.
8948 (gcc_cv_as_powerpc_dfp): Ditto.
8949 (gcc_cv_as_powerpc_vsx): Ditto.
8950 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
8951 supporting the popcntd/lwsync instructions.
8952 (gcc_cv_as_powerpc_lwsync): Ditto.
8953 * configure: Regenerate.
8955 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
8956 -mcpu=native and -mcpu=power7.
8957 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
8959 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
8960 a variable instead of a mask to reduce the number of mask bits.
8961 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
8962 (-mbit-word): Ditto.
8963 (-mregnames): Ditto.
8964 * config/rs6000/rs6000.opt (-mupdate): Ditto.
8965 (-mfused-madd): Ditto.
8967 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
8969 (-mvsx): New switch for VSX instructions.
8970 (-misel): Move from a variable to a mask to allow it to be set by
8973 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
8974 function declaration to an array declaration.
8975 (rs6000_hard_regno_nregs): New external array declaration.
8977 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
8978 files included by rs6000.md.
8980 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
8981 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
8983 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
8985 (rs6000_debug_reg): New -mdebug= variables.
8986 (rs6000_debug_addr): Ditto.
8987 (rs6000_debug_cost): Ditto.
8988 (rs6000_pmode): New variable to hold Pmode.
8989 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
8990 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
8991 calculated at compiler start.
8992 (rs6000_hard_regno_nregs): Change function to an array which holds
8993 HARD_REGNO_NREGS calculated at compiler start.
8994 (rs6000_explicit_options): Delete isel field.
8995 (rs6000_vector_unit): New array to hold which vector unit
8996 supports arithmetic options for a given type.
8997 (rs6000_vector_mem): New array to hold which vector unit supports
8998 memory reference operations for a given type.
8999 (rs6000_vector_align): New array to given the alignment of each
9001 (power7_cost): New basic costs for power7.
9002 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
9003 (rs6000_hard_regno_nregs_internal): New function, moved from
9004 HARD_REGNO_NREGS, to calculate the number of registers each hard
9005 register takes for each type.
9006 (rs6000_debug_reg_print): New function for -mdebug=reg support.
9007 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
9008 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
9009 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
9010 unit information here so it is calculated once at compiler startup
9012 (rs6000_override_options): Make -misel a target mask. Add more
9013 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
9014 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
9016 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
9017 (rs6000_handle_option): Move -misel from variable to target mask.
9018 (rs6000_builtin_mask_for_load): Add VSX support.
9019 (rs6000_conditional_register_usage): Ditto.
9020 (USE_ALTIVEC_FOR_ARG_P): Ditto.
9021 (function_arg_boundary): Ditto.
9022 (rs6000_expand_builtin): Ditto.
9023 (def_builtin): Make abort message a little friendlier.
9024 (rs6000_emit_int_cmove): Add support for 64-bit isel.
9026 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
9027 assembler support the popcntd instruction instead of a vsx
9028 instruction to enable power7 support.
9029 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
9030 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
9031 option to the assembler if -mcpu=native.
9032 (ASM_CPU_NATIVE_SPEC): Ditto.
9033 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
9035 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
9036 the lwsync instruction.
9037 (enum processor_type): Add PROCESSOR_POWER7.
9038 (rs6000_debug_reg): New -mdebug= options.
9039 (rs6000_debug_addr): Ditto.
9040 (rs6000_debug_cost): Ditto.
9041 (rs6000_isel): Delete.
9042 (enum rs6000_vector): New enum to say what vector unit we have.
9043 (VECTOR_UNIT_*): New macros to say which vector unit has
9044 arithmetic operations for a given type.
9045 (VECTOR_MEM_*): New macros to say which vector unit has memory
9046 operations for a given type.
9047 (TARGET_LDBRX): Whether the machine supports the ldbrx
9049 (TARGET_ISEL): Delete, -misel moved to be a mask.
9050 (TARGET_ISEL64): New macro for 64-bit isel support.
9051 (UNITS_PER_VSX_WORD): New macro.
9052 (POINTER_SIZE): Move to be an external variable, rather than
9053 calculating whether we are generating 32 ot 64-bit code.
9055 (STACK_BOUNDARY): Add VSX support.
9056 (LOCAL_ALIGNMENT): Ditto.
9057 (SLOW_UNALIGNED_ACCESS): Ditto.
9058 (VSX_REGNO_P): New macro for VSX support.
9059 (VFLOAT_REGNO_P): Ditto.
9060 (VINT_REGNO_P): Ditto.
9061 (VLOGICAL_REGNO_P): Ditto.
9062 (VSX_VECTOR_MODE): Ditto.
9063 (VSX_SCALAR_MODE): Ditto.
9065 (VSX_MOVE_MODE): Ditto.
9066 (VSX_REG_CLASS_P): Ditto.
9067 (HARD_REGNO_NREGS): Instead of calling a function, use an array
9069 (UNITS_PER_SIMD_WORD): Add VSX support.
9070 (MODES_TIEABLE_P): Ditto.
9071 (STARTING_FRAME_OFFSET): Ditto.
9072 (STACK_DYNAMIC_OFFSET): Ditto.
9073 (EPILOGUE_USES): Ditto.
9074 (REGNO_REG_CLASS): Move to array lookup.
9075 (CLASS_MAX_NREGS): Ditto.
9076 (rs6000_vector_reg_class): Add declaration.
9077 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
9078 overlap with the floating point and Altivec registers.
9080 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
9082 * config/rs6000/driver-rs6000.c (asm_names): New static array to
9083 give the appropriate asm switches if -mcpu=native.
9084 (host_detect_local_cpu): Add support for "asm".
9085 (host_detect_local_cpu): Follow GNU code guidelines for name.
9087 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
9088 -mbit-word to a variable instead of being a target mask.
9090 * config/rs6000/sync.md (lwsync): If the assembler supports it,
9091 emit the lwsync instruction instead of emitting the instruction as
9092 an integer constant.
9094 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
9095 fixuns_trundfsi2, move expander into rs6000.md.
9097 * config/rs6000/rs6000.md (cpu): Add power7.
9098 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
9099 (logical predicate patterns): Change the single instruction
9100 primitives that set CR0 to be fast_compare instead of compare.
9102 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
9103 (popcntddi2): Ditto.
9104 (popcount<mode>): Ditto.
9105 (floating multiply/add insns): Name the floating point
9107 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
9108 (isel_unsigned_<mode>): Ditto.
9109 (fixuns_trundfsi2): Move expander here from spe.md.
9110 (smindi3): Define if we have -misel on 64-bit systems.
9115 2009-06-23 Anatoly Sokolov <aesok@post.ru>
9117 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
9119 * config/avr/avr.c (avr_current_device): New variable.
9120 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
9121 (avr_arch, mcu_type_s): Move to avr.h.
9122 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
9123 default_data_section_start fields.
9124 (avr_arch): Moved from avr.c.
9125 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
9126 library_name fields.
9127 (avr_current_device, avr_mcu_types, avr_arch_types,
9128 avr_device_to_arch, avr_device_to_data_start,
9129 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
9130 (EXTRA_SPEC_FUNCTIONS): Define.
9131 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
9132 options mapping. Use device_to_arch and device_to_data_start insted.
9133 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
9134 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
9135 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
9136 * config/avr/driver-avr.c: New file.
9137 * config/avr/avr-devices.c: New file.
9139 2009-06-23 Jakub Jelinek <jakub@redhat.com>
9141 * var-tracking.c (unshare_variable): Force initialized to
9142 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
9143 (set_variable_part): Likewise.
9144 (struct variable_union_info): Remove pos_src field.
9145 (vui_vec, vui_allocated): New variables.
9146 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
9147 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
9148 == 1 use a simpler sorting algorithm. Compute pos field right
9149 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
9150 Avoid quadratic comparison if !flag_var_tracking_uninit.
9151 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
9152 unshare_variable unconditionally.
9153 (dataflow_set_different_2): Removed.
9154 (dataflow_set_different): Don't traverse second hash table.
9155 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
9156 unconditionally to var_reg_set or var_mem_set.
9157 (emit_notes_in_bb): Likewise.
9158 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
9160 (emit_note_insn_var_location): Don't set initialized to
9161 VAR_INIT_STATUS_INITIALIZED early.
9162 (vt_finalize): Free vui_vec if needed, clear vui_vec and
9164 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
9166 * tree-object-size.c (addr_object_size): Instead of checking
9167 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
9168 are no FIELD_DECLs following it.
9170 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
9172 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
9173 order to match bswaps with signed source operands.
9175 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9177 * sdbout.c (sdbout_one_type): Fix braces in switch.
9179 2009-06-23 Richard Guenther <rguenther@suse.de>
9181 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
9183 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
9184 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
9185 var_callused, callused_tree, var_storedanything, storedanything_tree,
9186 var_integer, integer_tree): Remove global variables.
9187 (new_var_info): Do not pass new id, append the new var to the
9188 global variable vector.
9189 (do_ds_constraint): Use is_global_var member of the variable-info.
9190 (new_scalar_tmp_constraint_exp): Adjust.
9191 (create_function_info_for): Likewise.
9192 (create_variable_info_for): Likewise.
9193 (find_what_var_points_to): Remove dead code.
9194 (init_base_vars): Simplify.
9195 (compute_points_to_sets): Adjust.
9197 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9199 * combine.c (try_combine): Dump information about the insns we're
9202 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9204 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
9205 check when calling force_to_mode on TRUNCATE's operand.
9207 2009-06-22 Ian Lance Taylor <iant@google.com>
9209 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
9211 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9213 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
9215 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9217 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
9218 override library linkage flags such as -static-libgcc or
9221 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9223 * config/m68k/m68k-devices.def: Add line for MCF5221x.
9225 2009-06-22 Ian Lance Taylor <iant@google.com>
9227 * config/linux.opt: Put mglibc ahead of muclibc.
9229 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
9230 for duplicate decls.
9232 2009-06-22 Matthias Klose <doko@ubuntu.com>
9234 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
9236 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9239 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
9240 instead of NULL if a parser error occurs.
9242 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9244 * dwarf2out.c (dwarf2_debug_hooks): Initialize
9245 non-DWARF2_DEBUGGING_INFO version.
9247 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
9249 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
9250 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
9252 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
9253 (LIBGCC2_TF_CEXT): Define.
9256 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9259 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
9261 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9263 * config/arm/arm.c (arm_override_options): Disable
9264 -mcaller-super-interworking and -mcallee-super-interworking.
9265 * doc/invoke.texi (ARM Options): Document this.
9267 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
9269 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
9270 * config/arm/constraints.md (j): New constraint for movw operands.
9271 (N): Remove thumb2 meaning.
9272 * config/arm/arm.md (*arm_movw): Delete.
9273 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
9274 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
9275 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
9277 2009-06-22 Martin Jambor <mjambor@suse.cz>
9279 PR tree-optimization/40492
9280 * tree-sra.c (sra_modify_assign): Pass zero offsets to
9281 build_ref_for_offset.
9283 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
9285 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
9286 JUMP_TABLE_DATA_P predicates where applicable.
9287 * auto-inc-dec.c: Ditto.
9288 * builtins.c: Ditto.
9289 * caller-save.c: Ditto.
9291 * cfgcleanup.c: Ditto.
9292 * cfglayout.c: Ditto.
9295 * combine-stack-adj.c: Ditto.
9301 * dwarf2asm.c: Ditto.
9302 * dwarf2out.c: Ditto.
9303 * emit-rtl.c: Ditto.
9309 * function.c: Ditto.
9312 * genpreds.c: Ditto.
9313 * genrecog.c: Ditto.
9315 * ira-costs.c: Ditto.
9316 * ira-lives.c: Ditto.
9319 * lower-subreg.c: Ditto.
9320 * modulo-sched.c: Ditto.
9322 * postreload.c: Ditto.
9323 * print-rtl.c: Ditto.
9332 * sched-vis.c: Ditto.
9334 * sel-sched-ir.c: Ditto.
9335 * simplify-rtx.c: Ditto.
9336 * targhooks.c: Ditto.
9337 * var-tracking.c: Ditto.
9338 * vmsdbgout.c: Ditto.
9340 2009-06-22 Matthias Klose <doko@ubuntu.com>
9342 * Makefile.in (install-plugin): Always use DESTDIR.
9344 2009-06-22 Olivier Hainque <hainque@adacore.com>
9346 * config/pa/pa.c (output_call): Don't optimize post call jumps
9347 into return address adjustments if the call may throw.
9349 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
9351 * arm.c (thumb1_output_casesi): New function.
9352 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
9353 optimizing for size or PIC.
9354 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
9355 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
9356 (casesi): Handle Thumb-1 when optimizing for size or PIC.
9357 (thumb1_casesi_internal_pic): New expand rule.
9358 (thumb1_casesi_dispatch): New pattern.
9359 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
9361 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
9362 in the text seciton when PIC or optimizing for size.
9363 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
9364 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
9365 preservation properties of code.
9366 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
9367 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
9368 (__gnu_thumb1_case_si): New function.
9369 * t-arm (LIB1ASMSRC): Define here.
9370 (LIB1ASMFUNCS): Add some common functions.
9371 * t-arm-elf (LIB1ASMSRC): Delete.
9372 (LIB1ASMFUNCS): Append to existing set.
9373 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9374 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9375 * t-symbian (LIB1ASMFUNCS): Likewise.
9376 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9377 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9379 2009-06-21 Richard Guenther <rguenther@suse.de>
9381 PR tree-optimization/38729
9382 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
9383 to loops with a single exit if -fno-expensive-optimizations.
9385 2009-06-21 Jakub Jelinek <jakub@redhat.com>
9387 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
9388 (dataflow_set): Change vars type from htab_t to shared_hash.
9389 (shared_hash_pool, empty_shared_hash): New variables.
9390 (vars_clear): Removed.
9391 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
9392 shared_hash_find_slot_unshare, shared_hash_find_slot,
9393 shared_hash_find_slot_noinsert, shared_hash_find): New
9395 (shared_hash_unshare, shared_hash_destroy): New functions.
9396 (unshare_variable): Unshare set->vars if shared, use
9398 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
9399 (get_init_value, find_src_set_src, dump_dataflow_set,
9400 clobber_variable_part, emit_notes_for_differences): Use
9402 (dataflow_set_init): Remove second argument, set vars to
9403 empty_shared_hash instead of creating a new htab.
9404 (dataflow_set_clear): Call shared_hash_destroy and set vars
9405 to empty_shared_hash instead of calling vars_clear.
9406 (dataflow_set_copy): Don't call vars_copy, instead just share
9407 the src htab with dst.
9408 (variable_union): Use shared_hash_*, use initially NO_INSERT
9409 lookup if set->vars is shared. Don't keep slot cleared before
9410 calling unshare_variable. Unshare set->vars if needed.
9411 Even ->refcount == 1 vars must be unshared if set->vars is shared
9412 and var needs to be modified.
9413 (variable_canonicalize): New function.
9414 (dataflow_set_union): If dst->vars is empty, just share src->vars
9415 with dst->vars and traverse with variable_canonicalize to canonicalize
9416 and unshare what is needed.
9417 (dataflow_set_different): If old_set and new_set use the same shared
9418 htab, they aren't different. If number of htab elements is different,
9419 htabs are different. Use shared_hash_*.
9420 (dataflow_set_destroy): Call shared_hash_destroy instead of
9422 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
9423 second argument to dataflow_set_init.
9424 (vt_initialize): Likewise. Initialize shared_hash_pool and
9425 empty_shared_hash, move bb in/out initialization afterwards.
9426 Use variable_htab_free instead of NULL as changed_variables del hook.
9427 (variable_was_changed): Change type of second argument to pointer to
9428 dataflow_set. When inserting var into changed_variables, bump
9429 refcount. Unshare set->vars if set is shared htab and slot needs to
9431 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
9432 lookup if set->vars is shared. Unshare set->vars if needed.
9433 Even ->refcount == 1 vars must be unshared if set->vars is shared
9434 and var needs to be modified. Adjust variable_was_changed caller.
9435 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
9436 vars must be unshared if set->vars is shared and var needs to be
9437 modified. Adjust variable_was_changed caller.
9438 (emit_note_insn_var_location): Don't pool_free var.
9439 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
9441 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
9442 free_alloc_pool on shared_hash_pool.
9444 2009-06-20 Anthony Green <green@moxielogic.com>
9446 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
9447 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
9449 2009-06-20 Richard Guenther <rguenther@suse.de>
9451 * tree-ssa-structalias.c (find_func_aliases): For memset use
9452 a constraint from NULL if we memset to zero.
9453 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
9454 we explicitly handle that do not read from memory.
9455 (call_may_clobber_ref_p_1): Properly handle builtins that may
9458 2009-06-20 Richard Guenther <rguenther@suse.de>
9460 PR tree-optimization/40495
9461 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
9462 (new_scalar_tmp_constraint_exp): New function.
9463 (process_constraint): Do not create temporary decls.
9464 (process_all_all_constraints): Likewise.
9465 (handle_const_call): Likewise.
9466 (create_function_info_for): Do not set decl.
9468 2009-06-19 Ian Lance Taylor <iant@google.com>
9470 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
9471 (rs6000_attribute_table): Make static; move before use.
9473 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
9475 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
9476 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
9477 Propagate the TREE_READONLY flag without overwriting it.
9478 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
9479 Propagate the TREE_READONLY flag onto the result.
9480 (process_call_operands): Move around. Use correct constant value.
9482 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9485 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
9486 * config/arm/arm.md: Likewise.
9488 2009-06-19 Ian Lance Taylor <iant@google.com>
9490 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
9491 to GIMPLE_ERROR_MARK.
9493 * c-typeck.c (build_conditional_expr): Add op1_original_type and
9494 op2_original_type parameters. Warn about using different enum types.
9495 * c-parser.c (c_parser_conditional_expression): Pass original
9496 types to build_conditional_expr.
9497 * c-tree.h (build_conditional_expr): Update declaration.
9499 2009-06-19 Ian Lance Taylor <iant@google.com>
9501 * config/i386/i386.c (ix86_function_specific_save): Test that
9502 fields match values, rather than testing the values are in a
9505 2009-06-19 Richard Guenther <rguenther@suse.de>
9507 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
9509 (ptr_derefs_may_alias_p): Likewise.
9510 (ptr_deref_may_alias_ref_p_1): New function.
9511 (ptr_deref_may_alias_ref_p): Likewise.
9512 (ref_maybe_used_by_call_p_1): Handle builtins that are not
9513 covered by looking at the ESCAPED solution.
9514 (call_may_clobber_ref_p_1): Likewise.
9515 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
9516 Handle NULL_TREE offset. Do not produce redundant constraints.
9517 (process_all_all_constraints): New helper function.
9518 (do_structure_copy): Use it.
9519 (handle_lhs_call): Likewise.
9520 (find_func_aliases): Handle some builtins with pointer arguments
9521 and/or return values explicitly.
9523 2009-06-19 Ian Lance Taylor <iant@google.com>
9525 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
9527 2009-06-19 Ian Lance Taylor <iant@google.com>
9529 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
9531 2009-06-19 Ian Lance Taylor <iant@google.com>
9533 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
9534 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
9537 * c-decl.c (finish_decl): If -Wc++-compat, warn about
9538 uninitialized const.
9540 2009-06-19 Ian Lance Taylor <iant@google.com>
9542 * dse.c (struct store_info): Rename bitmap field to bmap. Change
9545 * c-decl.c (in_struct, struct_types): Remove.
9546 (struct c_binding): Add in_struct field.
9547 (c_binding_ptr): Define type, along with VEC.
9548 (struct c_struct_parse_info): Define.
9549 (struct_parse_info): New static variable.
9550 (bind): Initialize in_struct field.
9551 (start_struct): Remove enclosing_in_struct and
9552 enclosing_struct_types parameters. Add
9553 enclosing_struct_parse_info parameter. Change all callers. Set
9554 struct_parse_info rather than in_struct and struct_types.
9555 (grokfield): If -Wc++-compat and there is a symbol binding for the
9556 field name, set the in_struct flag and push it on the
9557 struct_parse_info->fields vector.
9558 (warn_cxx_compat_finish_struct): New static function.
9559 (finish_struct): Remove enclosing_in_struct and
9560 enclosing_struct_types parameters. Add
9561 enclosing_struct_parse_info parameter. Change all callers. Don't
9562 set C_TYPE_DEFINED_IN_STRUCT here. Call
9563 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
9564 parameter. Only push on struct_types if warn_cxx_compat.
9565 (finish_enum): Only push on struct_types if warn_cxx_compat.
9566 (declspecs_add_type): Add loc parameter. Change all callers.
9567 Change all error calls to error_at. Pass loc, not input_location,
9568 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
9569 defined in a struct. If -Wc++-compat and parsing a struct, record
9570 that a typedef name was used.
9571 * c-parser.c (c_parser_declspecs): Get location to pass to
9573 (c_parser_struct_or_union_specifier): Update calls to start_struct
9575 * c-tree.h (struct c_struct_parse_info): Declare.
9576 (finish_struct, start_struct): Update declarations.
9577 (declspecs_add_type): Update declaration.
9579 2009-06-19 Ian Lance Taylor <iant@google.com>
9581 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
9582 variable with an anonymous type.
9584 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9586 * see.c: Remove for real.
9588 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9590 * optabs.h (enum optab_index): Add new OTI_significand.
9591 (significand_optab): Define corresponding macro.
9592 * optabs.c (init_optabs): Initialize significand_optab.
9593 * genopinit.c (optabs): Implement significand_optab using
9594 significand?f2 patterns.
9595 * builtins.c (expand_builtin_mathfn): Handle
9596 BUILT_IN_SIGNIFICAND{,F,L}.
9597 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
9598 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
9600 * config/i386/i386.md (significandxf2, significand<mode>2): New
9601 expanders to implement significandf, significand and significandl
9602 built-ins as inline x87 intrinsics.
9604 2009-06-18 Anatoly Sokolov <aesok@post.ru>
9606 * config/avr/avr.c (avr_override_options): Remove setting value of
9607 PARAM_INLINE_CALL_COST.
9609 2009-06-18 Richard Henderson <rth@redhat.com>
9612 * tree-pass.h (TDF_ASMNAME): New.
9613 * tree-dump.c (dump_options): Add asmname.
9614 * doc/invoke.texi: Document it.
9616 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
9617 (dump_decl_name): ...here.
9618 (dump_function_name): New flags arg; mind TDF_ASMNAME.
9619 (dump_generic_node): Update dump_function_name calls.
9620 (print_call_name): New flags arg; update all dump calls.
9621 * diagnostic.h (print_call_name): Update.
9622 * gimple-pretty-print.c (dump_gimple_call): Update.
9624 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
9627 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
9629 2009-06-18 Diego Novillo <dnovillo@google.com>
9631 * doc/plugins.texi: Document plugin_is_GPL_compatible.
9632 * plugin.c (str_license): Declare.
9633 (try_init_one_plugin): Assert that the symbol
9634 'plugin_is_GPL_compatible' exists.
9636 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
9639 * Makefile.in (OBJS-common): Remove see.o.
9641 * common.opt (fsee): Mark as preserved for backward compatibility.
9642 * opts.c (common_handle_option): Add OPT_fsee to the backward
9643 compatibility section.
9644 * passes.c (init_optimization_passes, pass_see): Remove pass.
9645 * timevar.def (TV_SEE): Remove.
9646 * tree-pass.h (pass_see): Remove declaration.
9647 * doc/invoke.texi (-fsee): Remove documentation.
9649 2009-06-18 Martin Jambor <mjambor@suse.cz>
9651 * tree-sra.c: Include statistics.h
9652 (sra_stats): New variable.
9653 (sra_initialize): Clear sra_stats.
9654 (create_access_replacement): Increment sra_stats.replacements.
9655 (get_access_replacement): Do not return twice.
9656 (analyze_all_variable_accesses): Increment statistics counter by the
9657 number of scalarized aggregates.
9658 (generate_subtree_copies): Increment sra_stats.subtree_copies.
9659 (sra_modify_expr): Increment sra_stats.exprs.
9660 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
9661 (sra_modify_assign): Increment sra_stats.exprs,
9662 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
9663 (perform_intra_sra): Update statistics counters.
9664 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
9666 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9668 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
9669 (arm_scalar_mode_supported_p): New function.
9671 2009-06-18 Paul Brook <paul@codesourcery.com>
9672 Sandra Loosemore <sandra@codesourcery.com>
9674 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
9675 (__extendhfsf2, __truncsfhf2): Define.
9676 * config/arm/fp16.c: New file.
9677 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9678 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9680 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9682 * doc/extend.texi (Half-Precision): New section.
9683 * doc/invoke.texi (Option Summary): List -mfp16-format.
9684 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
9685 * config/arm/arm.opt (mfp16-format=): New.
9686 * config/arm/arm.c: Include intl.h.
9687 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
9688 (TARGET_INVALID_RETURN_TYPE): Redefine.
9689 (TARGET_PROMOTED_TYPE): Redefine.
9690 (TARGET_CONVERT_TO_TYPE): Redefine.
9691 (arm_fp16_format): Define.
9692 (all_fpus): Add entry for neon-fp16.
9693 (fp_model_for_fpu): Likewise.
9694 (struct fp16_format): Declare.
9695 (all_fp16_formats): Define.
9696 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
9698 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
9700 (arm_legitimate_index_p): Treat HFmode like HImode.
9701 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
9702 (coproc_secondary_reload_class): Special-case HFmode.
9703 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
9704 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
9705 (arm_init_fp16_builtins): New.
9706 (arm_init_builtins): Call it.
9707 (arm_invalid_parameter_type): New.
9708 (arm_invalid_return_type): New.
9709 (arm_promoted_type): New.
9710 (arm_convert_to_type).
9711 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
9713 (arm_emit_fp16_const): New function.
9714 (arm_mangle_type): Mangle __fp16 as "Dh".
9715 * config/arm/arm.h (TARGET_VFPD32): Make it know about
9717 (TARGET_NEON_FP16): New.
9718 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
9719 (enum fputype): Add FPUTYPE_NEON_FP16.
9720 (enum arm_fp16_format_type): Declare.
9721 (arm_fp16_format): Declare.
9722 (LARGEST_EXPONENT_IS_NORMAL): Define.
9723 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
9724 * config/arm/arm-modes.def (HFmode): Define.
9725 * config/arm/vfp.md: (*movhf_vfp): New.
9728 * config/arm/arm.md: (fpu): Add neon_fp16.
9729 (floatsihf2, floatdihf2): New.
9730 (fix_trunchfsi2, fix_trunchfdi2): New.
9734 (*arm32_movhf): New.
9735 (*thumb1_movhf): New.
9736 (consttable_2): Add check for HFmode constants.
9737 (consttable_4): Handle HFmode constants.
9739 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
9741 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
9743 2009-06-17 Olivier Hainque <hainque@adacore.com>
9745 * collect2.c (main): Use CONST_CAST2 to perform char ** to
9746 const char ** conversion in AIX specific section.
9748 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
9750 * config/i386/i386.c (ix86_special_builtin_type): Remove
9751 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
9752 (bdesc_special_args): Updated.
9753 (ix86_init_mmx_sse_builtins): Likewise.
9754 (ix86_expand_special_args_builtin): Likewise.
9756 2009-06-17 Richard Henderson <rth@redhat.com>
9758 * tree-pretty-print.c (maybe_dump_asm_name): New.
9759 (dump_decl_name): Use it.
9760 (PRINT_FUNCTION_NAME): Merge into...
9761 (dump_function_name): ... here. Use maybe_dump_asm_name.
9763 2009-06-17 Cary Coutant <ccoutant@google.com>
9765 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
9767 * debug.c (struct gcc_debug_hooks): Change placeholder for
9769 (debug_nothing_int_charstar_int): Replaced by...
9770 (debug_nothing_int_charstar_int_bool): ...this.
9771 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
9772 source_line prototype.
9773 (debug_nothing_int_charstar_int): Replaced by...
9774 (debug_nothing_int_charstar_int_bool): ...this.
9775 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
9776 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
9777 Output is_stmt operand when necessary.
9778 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
9779 (notice_source_line): Add is_stmt parameter.
9780 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
9781 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
9783 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
9784 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
9786 2009-06-17 Ian Lance Taylor <iant@google.com>
9788 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
9790 (struct store_by_pieces_d): Rename from store_by_pieces. Change
9793 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
9795 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
9796 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
9797 tree_strip_sign_nop_conversions and
9798 tree_ssa_strip_useless_type_conversions rather than stripping
9799 the operations here.
9800 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
9802 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
9803 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
9804 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
9805 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
9808 2009-06-17 Michael Eager <eager@eagercon.com>
9810 * config/rs6000/constraints.md (register_constraint "d"): New.
9811 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
9812 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
9813 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
9814 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
9815 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
9816 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
9817 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
9818 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
9819 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
9820 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
9822 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
9823 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
9824 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
9825 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
9826 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
9827 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
9828 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
9829 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
9830 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
9831 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
9832 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
9833 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
9834 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
9835 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
9837 2009-06-16 Ian Lance Taylor <iant@google.com>
9839 * profile.c (total_num_never_executed): Don't define.
9840 (compute_branch_probabilities): Don't count or print
9842 (init_branch_prob): Don't set total_num_never_executed.
9843 (end_branch_prob): Don't print total_num_never_executed.
9845 2009-06-17 David Daney <ddaney@caviumnetworks.com>
9847 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
9849 2009-06-17 David Edelsohn <edelsohn@gnu.org>
9851 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
9852 (nabstd2_fpr): Same.
9854 2009-06-17 Steve Ellcey <sje@cup.hp.com>
9856 * expr.c (expand_assignment): Change complex type check.
9858 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
9860 * doc/plugins.texi (Building GCC plugins): Added new section.
9862 2009-06-17 Ian Lance Taylor <iant@google.com>
9864 * c-pch.c (get_ident): Don't set size of templ array.
9865 (pch_init): Don't set size of partial_pch array.
9867 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
9868 string constant to intialize an array whose size is the length of
9871 2009-06-17 Richard Guenther <rguenther@suse.de>
9873 PR tree-optimization/40389
9874 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
9875 to addressable types.
9876 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
9878 2009-06-17 Richard Guenther <rguenther@suse.de>
9881 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
9882 if there is no evolution of left in the loop bail out.
9883 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
9884 chrec_fold_multiply.
9886 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
9887 Janis Johnson <janis187@us.ibm.com>
9890 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
9891 for the symbol ref of a constant that is the source of a move
9892 - nor for any other not-obvious-label-ref constants.
9894 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
9896 * plugin.c (position_pass): Skip newly inserted pass during list
9897 traversal to avoid repeated insertion.
9899 2009-06-16 Ian Lance Taylor <iant@google.com>
9901 * vec.h (VEC_stack_alloc): Define different version if
9902 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
9903 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
9904 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
9905 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9907 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
9909 * config.gcc (extra_headers): Add ia32intrin.h for x86.
9911 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
9912 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
9913 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
9914 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
9915 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
9916 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
9917 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
9918 (bdesc_special_args): Add __builtin_ia32_rdtsc and
9919 __builtin_ia32_rdtscp.
9920 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
9921 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
9922 and __builtin_ia32_rorhi.
9923 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
9924 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
9925 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
9926 (ix86_expand_args_builtin): Likewise.
9927 (ix86_expand_special_args_builtin): Likewise.
9929 * config/i386/i386.md (UNSPECV_RDTSCP): New.
9930 (UNSPECV_RDTSC): Likewise.
9931 (UNSPECV_RDPMC): Likewise.
9932 (*bsr): Renamed to ...
9934 (*bsr_rex64): Renamed to ...
9938 (*rdpmc_rex64): Likewise.
9941 (*rdtsc_rex64): Likewise.
9943 (*rdtscp): Likewise.
9944 (*rdtscp_rex64): Likewise.
9946 * config/i386/ia32intrin.h: New.
9948 * config/i386/x86intrin.h: Include <ia32intrin.h>.
9950 2009-06-16 Ian Lance Taylor <iant@google.com>
9952 * ira-build.c (copy_info_to_removed_store_destinations):
9953 Initialize parent_a.
9955 2009-06-16 Ian Lance Taylor <iant@google.com>
9957 * c-decl.c (grokdeclarator): Change size_varies to bool.
9959 2009-06-16 Ian Lance Taylor <iant@google.com>
9961 * sel-sched.c: Make forward declarations of move_op_hooks and
9962 fur_hooks explicitly extern.
9964 2009-06-16 Ian Lance Taylor <iant@google.com>
9966 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
9967 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
9969 2009-06-16 Ian Lance Taylor <iant@google.com>
9971 * resource.c (mark_referenced_resources): Change
9972 include_delayed_effects parameter to bool. Change all callers.
9973 (mark_end_of_function_resources): Likewise.
9974 * reorg.c (insn_references_resource_p): Likewise.
9975 (insn_sets_resource_p): Likewise.
9976 * resource.h (mark_referenced_resources): Update declaration.
9977 (mark_end_of_function_resources): Update declaration.
9979 2009-06-16 David Edelsohn <edelsohn@gnu.org>
9981 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
9983 2009-06-16 David Edelsohn <edelsohn@gnu.org>
9985 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
9986 GCC can bootstrap on AIX with GNU Binutils 2.20.
9988 2009-06-16 Ian Lance Taylor <iant@google.com>
9990 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
9992 2009-06-16 Ian Lance Taylor <iant@google.com>
9994 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
9995 inline, not extern inline.
9996 (exact_log2): Likewise.
9997 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
9999 (exact_log2): Likewise, but don't test CTZ_HWI.
10001 2009-06-16 Ian Lance Taylor <iant@google.com>
10003 * bitmap.c (bitmap_clear): Don't declare as inline.
10004 * gimple.c (gimplify_assign): Likewise.
10005 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
10006 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
10007 (sched_scan_info): Remove duplicate definition.
10009 2009-06-16 Ian Lance Taylor <iant@google.com>
10011 * c-common.c (skip_evaluation): Don't define.
10012 (c_inhibit_evaluation_warnings): Define global variable.
10013 (overflow_warning): Check c_inhibit_evaluation_warnings rather
10014 than skip_evaluation.
10015 (convert_and_check, warn_for_div_by_zero): Likewise.
10016 * c-common.h (skip_evaluation): Don't declare.
10017 (c_inhibit_evaluation_warnings): Declare.
10018 * c-parser.c (c_parser_typeof_specifier): Set
10019 c_inhibit_evaluation_warnings rather than skip_evaluation.
10020 (c_parser_conditional_expression): Likewise.
10021 (c_parser_binary_expression): Likewise.
10022 (c_parser_sizeof_expression): Likewise.
10023 (c_parser_alignof_expression): Likewise.
10024 * c-typeck.c (build_indirect_ref): Check
10025 c_inhibit_evaluation_warnings rather than skip_evaluation.
10026 (build_conditional_expr, build_binary_op): Likewise.
10028 2009-06-16 Richard Guenther <rguenther@suse.de>
10030 * tree-ssa-alias.c (is_escape_site): Remove.
10031 * tree-ssa-alias.h (enum escape_type): Remove.
10032 (is_escape_site): Likewise.
10033 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
10034 via casts and asms without deferring to is_escape_site.
10036 2009-06-16 Jakub Jelinek <jakub@redhat.com>
10038 PR middle-end/40446
10039 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
10040 use gen_lowpart if op0 has complex mode.
10042 2009-06-16 Richard Guenther <rguenther@suse.de>
10044 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
10045 variables add them to ESCAPED.
10046 (find_func_aliases): Do not make all indirectly stored values escaped.
10048 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
10050 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
10051 make_decl_one_only.
10053 2009-06-16 Martin Jambor <mjambor@suse.cz>
10055 PR tree-optimization/40432
10056 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
10057 check whether we need to force gimple register operand.
10059 2009-06-16 Martin Jambor <mjambor@suse.cz>
10061 PR tree-optimization/40413
10062 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
10063 build_ref_for_offset.
10064 (propagate_subacesses_accross_link): Fix a typo in a comment.
10066 2009-06-16 Ira Rosen <irar@il.ibm.com>
10068 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10069 with additional parameter.
10070 * tree-vectorizer.h (enum vect_def_type): Add new value
10072 (enum vect_relevant): Add comments.
10073 (vect_is_simple_reduction): Add new argument.
10074 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
10075 Detect nested cycles.
10076 (vect_is_simple_reduction): Update documentation, add an argument to
10077 distinguish inner-loop reduction from nested cycle, detect nested
10078 cycles, fix printings and indentation, don't swap operands in case
10080 (get_initial_def_for_reduction): Handle subtraction.
10081 (vect_create_epilog_for_reduction): Add new argument to specify
10082 reduction variable.
10083 (vect_finalize_reduction): Handle subtraction, fix comments.
10084 (vectorizable_reduction): Handle nested cycles. In case of nested
10085 cycle keep track of the reduction variable position. Call
10086 vect_is_simple_reduction with additional parameter. Use original
10087 statement code in reduction epilogue for nested cycle. Call
10088 vect_create_epilog_for_reduction with additional parameter.
10089 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
10090 inner-loop vectorization.
10091 (vect_recog_widen_sum_pattern): Likewise.
10092 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
10094 (vect_mark_stmts_to_be_vectorized): Likewise.
10095 (vect_get_vec_def_for_operand): Handle nested cycles.
10097 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10099 * doc/invoke.texi (Debugging Options): Fix option index entries
10100 for -fdump-statistics, -frandom-seed add entries for
10101 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
10102 (FRV Options): Fix entries for -mTLS, -mtls.
10103 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
10104 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
10105 (M68hc1x Options): Fix @itemx for -mnominmax.
10106 (MCore Options): Fix entry for -mno-lsim.
10107 (MMIX Options): Fix entry for -mabi=mmixware.
10108 (PDP-11 Options): Fix entry for -mbcopy-builtin.
10110 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
10112 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
10113 Mention the plugin mode of gengtype.
10114 * doc/gty.texi (Source Files Containing Type Information): Likewise.
10115 * gengtype.c: Updated copyright.
10116 (plugin_files, nb_plugin_files) Added new static variables.
10117 (measure_input_list) Care about plugin_files.
10118 (write_rtx_next): Added early return in plugin mode.
10119 (create_file): Updated copyright year in generated file. Added
10121 (oprintf): Added early return if NULL outf.
10122 (get_output_file_with_visibility): Care of plugin_files.
10123 (get_output_file_name): May return null.
10124 (write_local): Added early return.
10125 (put_mangled_filename): Ditto.
10126 (finish_root_table): Added check for base_files.
10127 (write_roots): Care about null when plugins.
10128 (main): Added plugin mode.
10130 2009-06-15 Ian Lance Taylor <iant@google.com>
10132 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
10133 * gcov.c (read_count_file): Add braces around variables declared
10136 * c.opt (Wjump-misses-init): New warning.
10137 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
10138 -Wall and -Wc++-compat if not already set.
10139 (c_common_post_options): Clear warn_jump_misses_init if it was not
10141 * c-decl.c (struct c_binding): Change type field to a union with
10142 new label field. Make it the first field in the struct. Update
10143 references to type to use u.type instead.
10144 (struct c_spot_bindings): Define.
10145 (struct c_goto_bindings): Define.
10146 (c_goto_bindings_p): Define, along with VECs.
10147 (struct c_label_vars): Define.
10148 (struct c_scope): Add has_label_bindings field.
10149 (bind_label, set_spot_bindings): New static functions.
10150 (decl_jump_unsafe, update_spot_bindings): New static functions.
10151 (update_label_decls): New static function.
10152 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
10153 Update binding u.label field to shadowed field.
10154 (c_binding_start_stmt_expr): New function.
10155 (c_binding_end_stmt_expr): New function.
10156 (pushdecl): Don't call c_begin_vm_scope.
10157 (make_label): Add defining and p_label_vars parameters. Change
10159 (lookup_label): Correct test for whether a label has not yet been
10160 defined. Call bind_label rather than bind.
10161 (warn_about_goto): New static function.
10162 (lookup_label_for_goto): New function.
10163 (declare_label): Call bind_label rather than bind.
10164 (check_earlier_gotos): New static function.
10165 (define_label): Don't give errors about jumping into statement
10166 expressions or scopes of variably modified types. Call
10167 set_spot_bindings and check_earlier_gotos. Call bind_label
10168 instead of bind. Don't set label_context_stack_se or
10169 label_context_stack_vm.
10170 (c_get_switch_bindings): New function.
10171 (c_release_switch_bindings): New function.
10172 (c_check_switch_jump_warnings): New function.
10173 (start_function): Don't set label_context_stack_se or
10174 label_context_stack_vm.
10175 (finish_function): Likewise.
10176 * c-typeck.c (label_context_stack_se): Don't define.
10177 (label_context_stack_vm): Don't define.
10178 (c_finish_goto_label): Call lookup_label_for_goto rather than
10179 lookup_label. Don't give errors about jumping into a statement
10180 expression or the scope of a variably modified type. Don't set
10181 label_context_stack_se or label_context_stack_vm.
10182 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
10183 fields. Add bindings field.
10184 (c_start_case): Don't set deleted fields. Set bindings field.
10185 (do_case): Rework order of tests. Don't check blocked_stmt_expr
10186 or blocked_vm. Call c_check_switch_jump_warnings.
10187 (c_finish_case): Don't test blocked_stmt_expr field. Call
10188 c_release_switch_bindings.
10189 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
10190 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10191 set label_context_stack_se. Call c_bindings_start_stmt_expr.
10192 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
10193 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10194 set label_context_stack_se. Call c_bindings_end_stmt_expr.
10195 (c_begin_vm_scope, c_end_vm_scope): Don't define.
10196 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
10197 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
10198 (C_DECL_UNJUMPABLE_VM): Don't define.
10199 (C_DECL_UNDEFINABLE_VM): Don't define.
10200 (struct c_label_list): Don't define.
10201 (struct c_label_context_se): Don't define.
10202 (struct c_label_context_vm): Don't define.
10203 (struct c_spot_bindings): Declare.
10204 (c_bindings_start_stmt_expr): Declare.
10205 (c_bindings_end_stmt_expr): Declare.
10206 (lookup_label_for_goto): Declare.
10207 (c_get_switch_bindings, c_release_switch_bindings): Declare.
10208 (c_check_switch_jump_warnings): Declare.
10209 (label_context_stack_se, label_context_stack_vm): Don't declare.
10210 (c_finish_goto_label): Update declaration.
10211 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
10212 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
10213 (Warning Options): Document -Wjump-misses-init.
10215 2009-06-15 Jakub Jelinek <jakub@redhat.com>
10217 * tree-object-size.c (addr_object_size): Fix a pasto in the last
10220 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10222 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10224 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10226 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
10228 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10230 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
10232 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10234 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
10235 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
10236 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
10237 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
10238 * dwarf2asm.c (dw2_force_const_mem): Update call to
10239 make_decl_one_only.
10240 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
10241 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
10242 * langhooks.c (lhd_comdat_group): Remove.
10243 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
10244 * tree.h (DECL_COMDAT_GROUP): New.
10245 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
10246 (tree_decl_with_vis): Add comdat_group. Remove one_only.
10247 (make_decl_one_only): Change signature.
10248 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
10249 make_decl_one_only.
10250 (make_decl_one_only): Change signature.
10251 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
10253 2009-06-15 Richard Guenther <rguenther@suse.de>
10255 PR middle-end/40439
10256 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
10258 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10260 * tree-ssa-math-opts.c: Remove extra divide.
10262 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10264 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
10266 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10268 * passes.c: Add bswap pass.
10269 * tree-pass.h: Add pass_optimize_bswap declaration.
10270 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
10271 Include rtl.h, expr.h and optabs.h for optab_handler check.
10272 (struct symbolic_number, pass_optimize_bswap): New definition.
10273 (do_shift_rotate, verify_symbolic_number_p): New functions.
10274 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
10275 (gate_optimize_bswap): New function.
10276 * tree.c (widest_int_cst_value): New function.
10277 * tree.h (widest_int_cst_value): Prototype added.
10279 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
10281 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
10282 REG_EQUAL/REG_EQUIV notes.
10284 2009-06-14 Richard Guenther <rguenther@suse.de>
10286 PR middle-end/40389
10287 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
10288 has its address taken if NRV was applied and it is addressable.
10289 * tree-ssa-structalias.c (get_constraint_for_address_of): New
10290 function split out from ...
10291 (get_constraint_for_1): ... here.
10292 (handle_rhs_call): Use it to mark the return slot escaped if
10293 it is addressable and NRV was applied.
10295 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10297 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
10298 Change first argument type to location_t.
10299 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
10300 Do not set input_location.
10301 Use loc instead of input_location throughout.
10303 2009-06-13 Richard Guenther <rguenther@suse.de>
10305 PR tree-optimization/40421
10306 * tree-predcom.c (should_unroll_loop_p): Remove.
10307 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
10309 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10311 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10312 Add location argument.
10314 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10316 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
10318 * config/s390/s390.c (s390_build_builtin_va_list): Same.
10319 (s390_gimplify_va_arg): Pass location to create_artificial_label.
10320 * config/spu/spu-protos.h: Add location to
10321 spu_resolve_overloaded_builtin.
10322 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
10323 spu_build_builtin_va_list.
10324 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
10325 argument. Pass location to build_function_call_vec.
10326 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
10328 (emit_fpu_switch): Same.
10329 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
10330 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
10331 to build_decl and create_artificial_label.
10332 (xtensa_gimplify_va_arg_expr): Same.
10333 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
10334 (xstormy16_gimplify_va_arg_expr): Same.
10335 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
10336 * config/arm/arm.c (arm_build_builtin_va_list): Same.
10337 * config/mips/mips.c (mips_build_builtin_va_list): Same.
10338 (mips16_build_function_stub): Same.
10339 (mips16_build_call_stub): Same.
10341 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
10344 * arm/constraints.md (Pa, Pb): New constraints.
10345 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
10346 split pattern to deal with them.
10348 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
10350 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
10351 fix index entry for -Xpreprocessor.
10353 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10355 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10356 Add location argument to build_decl call.
10357 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
10358 (rs6000_init_builtins): Same.
10359 (spe_init_builtins): Same.
10360 (rs6000_gimplify_va_arg): Add location argument to
10361 create_artificial_label call.
10363 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
10365 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
10366 * combine-stack-adj.c (pass_stack_adjustments): Use it.
10367 * Makefile.in: Fix GGC dependency for gcse.o.
10369 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10371 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
10372 * gimple-pretty-print.c (dump_gimple_stmt): Same.
10373 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
10375 * c-parser.c (c_parser_binary_expression): Use current column while
10376 building binary operations.
10377 * common.opt (fshow-column): Enable by default.
10378 * tree-vrp.c (check_array_ref): Use warning_at.
10379 (check_array_bounds): Use location from call back if expr has no
10381 * tree.h: Add location argument to maybe_fold_*.
10382 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
10383 (maybe_fold_offset_to_array_ref): Add location argument and use it.
10384 (maybe_fold_offset_to_component_ref): Same.
10385 (maybe_fold_offset_to_reference): Same.
10386 (maybe_fold_offset_to_address): Same.
10387 (maybe_fold_stmt_indirect): Same.
10388 (maybe_fold_stmt_addition): Same.
10389 (fold_stmt_r): Pass location to maybe_fold_*.
10390 (fold_gimple_assign): Same.
10391 * c-tree.h: Add location argument to finish_decl,
10392 default_function_array_conversion, store_init_value.
10393 * c-decl.c (define_label): Use error_at.
10394 (c_make_fname_decl): Pass location to finish_decl.
10395 (finish_decl): New location argument.
10396 (build_compound_literal): Pass location to store_init_value.
10397 (grokdeclarator): Pass location to finish_decl.
10399 * c-typeck.c (array_to_pointer_conversion): New location argument.
10400 (function_to_pointer_conversion): Same.
10401 (default_function_array_conversion): Same.
10402 (parser_build_unary_op): Pass location to overflow_warning.
10403 (parser_build_binary_op): Same. Use warning_at.
10404 (build_unary_op): Pass location to array_to_pointer_conversion.
10405 (build_c_cast): Pass location to digest_init.
10406 (build_modify_expr): New location argument.
10407 (convert_for_assignment): Same.
10408 (store_init_value): Same.
10409 (digest_init): Same.
10410 (output_init_element): Pass location to digest_init and
10411 array_to_pointer_conversion.
10412 (c_finish_return): Pass location to convert_for_assignment.
10413 * gimplify.c (gimplify_conversion): Pass location to
10414 maybe_fold_offset_to_address.
10415 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
10416 to maybe_fold_stmt_addition.
10417 * c-omp.c (c_finish_omp_atomic): Pass new location to
10419 (c_finish_omp_for): Same.
10420 * c-common.c (overflow_warning): New argument.
10421 * c-common.h: New argument to build_modify_expr, overflow_warning.
10422 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
10424 (c_parser_initializer): Pass location to
10425 default_function_array_conversion.
10426 (c_parser_initelt): Same.
10427 (c_parser_initval): Same.
10428 (c_parser_asm_operands): Same.
10429 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
10430 (c_parser_conditional_expression): Same.
10431 (c_parser_binary_expression): Add location info to stack. Use it.
10432 (c_parser_unary_expression): Pass location to
10433 default_function_array_conversion, parser_build_unary_op,
10434 build_indirect_ref, c_parser_postfix_expression_after_primary.
10435 (c_parser_postfix_expression_after_primary): New location argument.
10437 (c_parser_expression_conv): Pass location to
10438 default_function_array_conversion.
10439 (c_parser_expr_list): Same.
10440 (c_parser_omp_atomic): Same.
10441 (c_parser_omp_for_loop): Same.
10442 * c-tree.h: (struct c_declarator): Add comment to id_loc.
10443 (build_array_declarator): New argument.
10444 * c-decl.c (build_array_declarator): Add location argument.
10445 (grokdeclarator): Set id_loc for cdk_array.
10446 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
10447 build_array_declarator.
10448 * tree.c (build_omp_clause): Add location argument.
10449 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
10450 (OMP_CLAUSE_LOCATION): New macro.
10451 (struct tree_omp_clause): Add location field.
10452 (build_omp_clause): Add argument.
10453 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
10454 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
10456 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
10457 (cp_parser_omp_clause_collapse): Same.
10458 (cp_parser_omp_clause_default): Same.
10459 (cp_parser_omp_clause_if): Same.
10460 (cp_parser_omp_clause_nowait): Same.
10461 (cp_parser_omp_clause_num_threads): Same.
10462 (cp_parser_omp_clause_ordered): Same.
10463 (cp_parser_omp_clause_schedule): Same.
10464 (cp_parser_omp_clause_untied): Same.
10465 (cp_parser_omp_for_loop): Same.
10466 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10467 * c-tree.h (c_start_case): Add location argument.
10468 (c_process_expr_stmt): Same.
10469 (c_finish_goto_*): Same.
10470 * tree-parloops.c (initialize_reductions): Pass location to
10472 (create_parallel_loop): Same.
10473 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
10474 (gfc_trans_omp_reduction_list): Same.
10475 (gfc_trans_omp_clauses): Same.
10476 (gfc_trans_omp_do): Same.
10477 * c-typeck.c (c_finish_goto_label): Same.
10478 (c_finish_goto_ptr): New location argument.
10479 (c_start_case): Same.
10480 (emit_side_effect_warnings): Same.
10481 (c_process_expr_stmt): Same.
10482 (c_finish_stmt_expr): Same.
10483 (c_finish_omp_clauses): Use error_at instead of error.
10484 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
10486 * c-omp.c (c_split_parallel_clauses): New location argument.
10487 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
10488 to build_omp_clause.
10489 (convert_local_reference_stmt): Same.
10490 (convert_gimple_call): Same.
10491 * c-common.h (c_split_parallel_clauses): New argument.
10492 * c-parser.c (c_parser_statement_after_labels): Pass location to
10493 c_finish_goto_label.
10494 (c_parser_switch_statement): Pass location to c_start_case.
10495 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
10496 and c_process_expr_stmt.
10497 (c_parser_omp_variable_list): Add location argument.
10498 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
10499 (c_parser_omp_clause_default): Same.
10500 (c_parser_omp_clause_if): Same.
10501 (c_parser_omp_clause_num_threads): Same.
10502 (-c_parser_omp_clause_ordered): Same.
10503 (c_parser_omp_clause_reduction): Pass location to
10504 c_parser_omp_variable_list.
10505 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
10506 (c_parser_omp_clause_untied): Same.
10507 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
10508 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10510 * c-tree.h (check_for_loop_decls, undeclared_variable,
10511 build_component_ref, build_array_ref, build_external_ref,
10512 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
10513 build_conditional_expr, build_compound_expr, c_cast_expr,
10514 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
10515 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
10517 * c-semantics.c (build_stmt): Same.
10518 (build_case_label): Same.
10519 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
10520 (undeclared_variable): New argument.
10521 (make_label): Same.
10522 (lookup_label): Pass location on down.
10523 (define_label): Same.
10524 (finish_decl): Same.
10525 (build_compound_literal): Same.
10526 (finish_struct): Same.
10527 (finish_function): Do not set location here.
10528 (check_for_loop_decls): New argument.
10529 * tree.c (save_expr): Set location.
10530 (build_empty_stmt): New argument.
10531 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
10532 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
10533 * builtins.c (gimplify_va_arg_expr): Use locations.
10534 (expand_builtin_sync_operation): Same.
10535 * c-typeck.c (build_component_ref): New argument.
10536 (build_array_ref): Same.
10537 (build_external_ref): Same.
10538 (c_expr_sizeof_expr): Same.
10539 (c_expr_sizeof_type): Same.
10540 (parser_build_unary_op): Same.
10541 (build_conditional_expr): Same.
10542 (build_compound_expr): Pass location on down.
10543 (build_compound_expr): New argument.
10544 (build_c_cast): Same.
10545 (c_cast_expr): Same.
10546 (build_asm_expr): Same.
10547 (c_finish_return): Same.
10548 (c_process_expr_stmt): Pass location on down.
10549 (c_finish_stmt_expr): New argument.
10550 (push_clenaup): Same.
10551 (c_finish_omp_parallel): Same.
10552 (c_finish_omp_task): Same.
10553 * gimplify.c (gimplify_call_expr): Pass location on down.
10554 * c-omp.c (c_finish_omp_master): New argument.
10555 (c_finish_omp_critical): Same.
10556 (c_finish_omp_ordered): Same.
10557 (c_finish_omp_barrier): Same.
10558 (-c_finish_omp_taskwait): Same.
10559 (c_finish_omp_atomic): Same.
10560 (c_finish_omp_flush): Same.
10561 * tree-inline.c (copy_tree_body_r): Pass location on down.
10562 (inline_forbidden_p): Remove use of input_location.
10563 * c-gimplify.c (c_build_bind_expr): New argument.
10564 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
10565 (c_sizeof_or_alignof_type): New argument.
10566 (c_alignof_expr): Same.
10567 (build_va_arg): Same.
10568 (c_add_case_label): Same.
10569 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
10570 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
10571 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
10572 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
10573 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
10574 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
10576 * stub-objc.c (objc_build_selector_expr): Same.
10577 (objc_build_throw_stmt): Same.
10578 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
10579 (c_parser_initelt): Same.
10580 (c_parser_compound_statement): Same.
10581 (c_parser_compound_statement_nostart): Same.
10582 (c_parser_label): Same.
10583 (c_parser_statement_after_labels): Same.
10584 (c_parser_if_body): Same.
10585 (c_parser_else_body): Same.
10586 (c_parser_if_statement): Same.
10587 (c_parser_switch_statement): Same.
10588 (c_parser_while_statement): Same.
10589 (c_parser_do_statement): Same.
10590 (c_parser_for_statement): Same.
10591 (c_parser_asm_statement): Same.
10592 (c_parser_conditional_expression): Same.
10593 (c_parser_binary_expression): Same.
10594 (c_parser_cast_expression): Same.
10595 (c_parser_unary_expression): Same.
10596 (c_parser_sizeof_expression): Same.
10597 (c_parser_alignof_expression): Same.
10598 (c_parser_postfix_expression): Same.
10599 (c_parser_expression): Same.
10600 (c_parser_objc_receiver): Same.
10601 (c_parser_omp_variable_list): Same.
10602 (c_parser_omp_structured_block): Same.
10603 (c_parser_omp_atomic): New argument.
10604 (c_parser_omp_barrier): Same.
10605 (c_parser_omp_critical): Same.
10606 (c_parser_omp_flush): Pass location on down.
10607 (c_parser_omp_for_loop): New argument.
10608 (c_parser_omp_for): Same.
10609 (c_parser_omp_master): Same.
10610 (c_parser_omp_ordered): Same.
10611 (c_parser_omp_sections_scope): Same.
10612 (c_parser_omp_sections): Same.
10613 (c_parser_omp_parallel): Same.
10614 (c_parser_omp_single): Same.
10615 (c_parser_omp_task): Same.
10616 (c_parser_omp_taskwait): Pass location on down.
10617 (c_parser_omp_construct): Same.
10618 (c_parser_omp_threadprivate): Same.
10619 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
10620 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
10621 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
10622 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
10623 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
10624 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
10625 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
10626 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
10627 config/i386/i386.c, stmt.c:
10628 Add location argument to the following function definitions and/or
10629 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
10630 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
10631 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
10632 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
10633 do_case, c_finish_bc_stmt, build_compound_literal,
10634 build_function_call.
10635 * c-decl.c (build_compound_literal): Add location argument.
10636 Make all diagnostic calls use location.
10637 (start_struct): Same.
10638 (finish_struct): Same.
10639 (start_enum): Same.
10640 (build_enumerator): Same.
10641 (start_function): Same.
10642 (grokdeclarator): Make all diagnostic calls use location.
10643 (store_parm_decls_oldstyle): Same.
10644 * c-typeck.c (build_function_call): Add location argument.
10645 Make all diagnostic calls use location.
10647 (c_finish_bc_stmt): Same.
10648 * tree-nested.c (get_trampoline_type): Add argument.
10649 Pass location to build_decl.
10650 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
10651 * rtl.h (RTL_LOCATION): New.
10652 * c-common.c (c_add_case_label): Add location argument.
10653 Make all diagnostic calls use location.
10654 * c-common.h: Add location argument to make_fname_decl, do_case,
10655 c_add_case_label, build_function_call, resolve_overloaded_builtin.
10656 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
10657 Set it appropriately for every case. Pass enum_loc to start_enum
10658 call. Pass value_loc first to build_enumerator. Pass enum_loc to
10660 (c_parser_struct_or_union_specifier): Save location. Use it for
10661 start_struct, finish_struct, and parser_xref_tag.
10663 2009-06-12 Ian Lance Taylor <iant@google.com>
10665 * fold-const.c (fold_unary): Rename local variable and to and_expr.
10667 * c-opts.c (c_common_handle_option): For -Wc++-compat set
10668 cpp_opts->warn_cxx_operator_names.
10670 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10673 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
10674 is returns NULL and OP is a VCE, look through the VCE.
10676 2009-06-12 Ian Lance Taylor <iant@google.com>
10679 * collect2.c (main): Use CONST_CAST2 in code inside #if
10680 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
10682 2009-06-12 Joey Ye <joey.ye@intel.com>
10684 PR middle-end/39146
10685 * cfgexpand.c (get_decl_align_unit): Update
10686 max_used_stack_slot_alignment with align instead of
10687 stack_alignment_needed.
10689 * function.c (assign_stack_local_1): Update
10690 max_used_stack_slot_alignment with alignment_in_bits instead
10691 of stack_alignment_needed.
10692 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
10695 2009-06-12 Jakub Jelinek <jakub@redhat.com>
10697 * dwarf2out.c (last_var_location_insn): New variable.
10698 (dwarf2out_end_epilogue): Clear last_var_location_insn.
10699 (dwarf2out_var_location): Don't record anything after last real
10700 insn. Only change labels if there were any real instructions
10701 in between last note and this one, or if changed sections.
10703 2009-06-11 Richard Henderson <rth@redhat.com>
10705 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
10706 note when storing the frame pointer in a register.
10707 (FRP): Don't redefine to nothing for epilogue.
10708 (alpha_expand_epilogue): Mark register and sp restores.
10709 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
10711 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
10712 when gen_lowpart is needed.
10714 2009-06-11 Richard Henderson <rth@redhat.com>
10716 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
10718 * dwarf2out.c (need_data_align_sf_opcode): New.
10719 (div_data_align): Move earlier.
10720 (def_cfa_1, reg_save): Use it.
10722 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
10724 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
10725 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
10726 (ix86_handle_option): Handle OPT_mcrc32.
10727 (ix86_target_string): Add -mcrc32.
10728 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
10730 * config/i386/i386.h (TARGET_CRC32): New.
10732 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
10733 (sse4_2_crc32di): Likewise.
10735 * config/i386/i386.opt (mcrc32): New.
10737 * doc/invoke.texi: Document -mcrc32.
10739 2009-06-11 Richard Henderson <rth@redhat.com>
10741 * common.opt (gdwarf-): Accept a version number.
10742 * doc/invoke.texi (gdwarf-): Update docs.
10743 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
10744 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
10745 version level, and record it.
10747 * dwarf2.h (DW_CIE_VERSION): Remove.
10748 * dwarf2out.c (DWARF_VERSION): Remove.
10749 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
10750 (output_call_frame_info): Use CIE version 3 for dwarf3,
10751 or if the return register column is out of range for version 1.
10752 (dwarf_stack_op_name): Add all dwarf3 values.
10753 (DEBUG_PUBTYPES_SECTION): New.
10754 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
10755 encoding change for dwarf3.
10756 (output_die) [dw_val_class_die_ref]: Likewise.
10757 (output_compilation_unit_header): Emit correct version for dwarf3.
10758 (output_line_info): Likewise.
10759 (output_pubnames): Update for DWARF_VERSION removal.
10760 (output_aranges): Likewise.
10761 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
10762 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
10763 (dwarf2out_finish): Likewise.
10765 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10767 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
10770 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10773 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
10774 * builtins.c (expand_builtin_unreachable): New function.
10775 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
10776 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
10777 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
10779 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
10780 searching for missing barriers.
10782 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10784 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
10785 when -fprofile-generate* was passed.
10786 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
10788 2009-06-11 Anthony Green <green@moxielogic.com>
10790 * config/moxie/moxie.md: Define length attribute for all instructions.
10792 (*b<cond:code>): Support limited branch ranges for new PC-relative
10793 branch instructions.
10794 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
10796 2009-06-11 Jakub Jelinek <jakub@redhat.com>
10798 * config/i386/i386.c (min_insn_size): Use get_attr_length
10799 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
10800 For __asm return 0.
10802 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
10803 instead of emit_insn_before.
10805 2009-06-10 Ian Lance Taylor <iant@google.com>
10808 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
10811 2009-06-10 Revital Eres <eres@il.ibm.com>
10813 * passes.c (init_optimization_passes): Reschedule
10814 predictive-commoning pass before complete unroll pass.
10816 2009-06-10 Martin Jambor <mjambor@suse.cz>
10818 * cgraph.c (cgraph_node_can_be_local_p): New function.
10819 (cgraph_make_node_local): New function.
10820 * cgraph.h (cgraph_node_can_be_local_p): Declare.
10821 (cgraph_make_node_local): Declare.
10823 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
10825 * tree.h (tree_base): Add packed_flag and user_align fields.
10826 Decrease size of spare field.
10827 (TYPE_USER_ALIGN): Use user_align from tree_base.
10828 (DECL_USER_ALIGN): Likewise.
10829 (TYPE_PACKED): Use packed_flag from tree_base.
10830 (DECL_PACKED): Likewise.
10831 (tree_type): Delete packed_flag and user_align fields. Widen
10832 precision field. Widen mode field and shuffle fields to align
10833 mode on an 8-bit boundary.
10834 (tree_decl_common): Delete decl_flag_1 and user_align fields.
10835 Renumber decl_flag_* fields. Fix comments. Widen
10836 decl_common_unused field.
10837 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
10838 (DECL_EXTERNAL): Likewise.
10839 (DECL_BIT_FIELD): Likewise.
10840 (DECL_NONADDRESSABLE_P): Likewise.
10841 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
10842 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
10844 2009-06-10 Ian Lance Taylor <iant@google.com>
10846 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
10847 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
10848 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
10849 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
10850 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
10851 DEF_VEC_ALLOC_FUNC_P.
10852 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
10853 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
10854 DEF_VEC_ALLOC_FUNC_O.
10855 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
10856 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
10857 DEF_VEC_ALLOC_FUNC_I.
10858 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
10859 (vec_stack_p_reserve_exact_1): Declare.
10860 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
10861 (vec_stack_free): Declare.
10862 (VEC_stack_alloc): Define.
10863 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
10864 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
10865 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
10866 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
10868 (stack_vecs): New static variable.
10869 (vec_stack_p_reserve_exact_1): New function.
10870 (vec_stack_o_reserve_1): New static function.
10871 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
10872 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
10873 (vec_stack_free): New function.
10874 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
10875 (VEC_df_ref_stack_alloc): Define.
10876 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
10877 DEF_VEC_ALLOC_P_STACK.
10878 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
10879 (struct df_collection_rec): Change _vec fields to VEC. Remove
10881 (df_free_collection_rec): Adjust for new fields.
10882 (df_insn_rescan): Use new df_collection_rec fields.
10883 (df_notes_rescan, df_canonize_collection_rec): Likewise.
10884 (df_ref_create_structure, df_ref_record): Likewise.
10885 (df_get_conditional_uses, df_get_call_refs): Likewise.
10886 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
10887 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
10888 (df_record_exit_block_uses, df_bb_verify): Likewise.
10889 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
10890 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
10891 Remove count parameter. Change return type to void. Change all
10893 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
10894 Remove count parameter. Change return type to void. Change all
10896 (df_install_refs): Change old_vec parameter to VEC. Remove count
10897 parameter. Change all callers.
10898 (df_install_mws): Change old_vec parameter to VEC. Remove count
10899 parameter. Change all callers.
10900 (df_refs_verify): Change new_rec parameter to VEC. Change call
10902 (df_mws_verify): Likewise.
10904 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
10906 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
10908 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
10910 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
10912 2009-06-10 Anthony Green <green@moxielogic.com>
10914 * config/moxie/crti.asm: New file.
10915 * config/moxie/crtn.asm: New file.
10916 * config/moxie/moxie.c: New file.
10917 * config/moxie/moxie.h: New file.
10918 * config/moxie/sfp-machine.h: New file.
10919 * config/moxie/moxie-protos.h: New file.
10920 * config/moxie/t-moxie: Created.
10921 * config/moxie/t-moxie-softfp: Created.
10922 * config/moxie/moxie.md: Created.
10923 * config/moxie/constraints.md: Created.
10924 * config.gcc: Add moxie support.
10925 * doc/md.texi (Machine Constraints): Add moxie constraints.
10926 * doc/contrib.texi (Contributors): Mention moxie port.
10927 * doc/install.texi (Specific): Mention the moxie port.
10929 2009-06-09 Ian Lance Taylor <iant@google.com>
10931 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
10932 compiling with C++.
10933 * optabs.c (optab_table): Only use designated initializers if
10934 HAVE_DESIGNATED_INITIALIZERS is defined.
10935 (convert_optab_table): Likewise.
10936 (init_optabs): Always call init_insn_codes if
10937 HAVE_DESIGNATED_INITIALIZERS is not defined.
10939 2009-06-09 Ian Lance Taylor <iant@google.com>
10941 * targhooks.c (default_builtin_vectorized_function): Change fn
10942 parameter to unsigned int.
10943 (default_builtin_vectorized_conversion): Change code parameter to
10945 (default_builtin_reciprocal): Change fn parameter to unsigned int.
10946 * targhooks.h: Update declarations.
10947 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
10948 parameter to unsigned int.
10950 * c-typeck.c (comptypes_check_enum_int): New static function.
10951 (comptypes_internal): Add enum_and_int_p parameter. Change all
10953 (comp_target_types): Add location parameter. Change all callers.
10954 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
10955 Change all callers.
10956 (function_types_compatible_p, type_lists_compatible_p): Likewise.
10957 (build_conditional_expr): Add colon_loc parameter. Change all
10959 (convert_for_assignment): Add location parameter. Change all callers.
10960 * c-parser.c (c_parser_conditional_expression): Pass location of
10961 colon to build_conditional_expr.
10962 * c-tree.h (build_conditional_expr): Update declaration.
10964 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
10966 * graphite.c: Revert previous patch.
10968 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
10971 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
10973 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
10975 * tree-ssa-loop-prefetch.c
10976 (loop_prefetch_arrays): Fixed a portability problem in printf format
10979 2009-06-09 Martin Jambor <mjambor@suse.cz>
10981 PR tree-optimization/40351
10982 * tree-sra.c (propagate_subacesses_accross_link): Check that a
10983 refrence to a potential artifical subaccess can be constructed.
10985 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
10987 * config/sh/sh-protos.h (sh_optimization_options): Declare.
10988 (sh_override_options): Likewise.
10989 * config/sh/sh.c: Include params.h.
10990 (sh_optimization_options): New.
10991 (sh_override_options): Likewise.
10992 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
10993 (OVERRIDE_OPTIONS): Use sh_override_options.
10995 2009-06-08 Jakub Jelinek <jakub@redhat.com>
10997 * dwarf2out.c (emit_cfa_remember): New variable.
10998 (add_fde_cfi): If emit_cfa_remember, recurse to add
10999 DW_CFA_remember_state first.
11000 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
11001 instead just set emit_cfa_remember.
11003 2009-06-08 Jan Hubicka <jh@suse.cz>
11006 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
11008 2009-06-08 Jan Hubicka <jh@suse.cz>
11010 PR middle-end/39834
11011 * cgraphunit.c (save_inline_function_body): Do not copy transform
11012 hooks for saved inline bodies.
11013 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
11014 for given function.
11016 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
11018 * jump.c (returnjump_p): Handle delayed branches. Add missing
11021 2009-06-08 Jan Hubicka <jh@suse.cz>
11023 PR middle-end/40102
11024 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
11025 original node might've been modified.
11026 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
11028 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11030 * tree-object-size.c (addr_object_size): Add OSI argument.
11031 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
11032 (compute_builtin_object_size, expr_object_size): Adjust callers.
11033 (plus_stmt_object_size): Call addr_object_size instead of
11034 compute_builtin_object_size.
11036 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
11037 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11039 * tree-ssa-loop-prefetch.c
11040 (gather_memory_references): Introduced a counter for the number of
11042 (anything_to_prefetch_p): Introduced a counter for the number of
11044 (is_loop_prefetching_profitable): New function with a cost model
11046 (loop_prefetch_arrays): Use the new cost model to determine if
11047 prefetching is profitable.
11048 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
11049 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11050 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
11051 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11052 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
11053 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11055 2009-06-08 Michael Matz <matz@suse.de>
11058 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
11059 partitions use the same.
11060 (expand_one_var): Deal with DECL_RTL sometimes begin set also
11061 for basevars of SSA_NAMEs.
11062 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
11063 to not expand them twice.
11064 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
11067 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
11069 * common.opt (fcompare-debug=, fcompare-debug-second): New.
11070 (fdump-final-insns=, gtoggle): New.
11071 * doc/invoke.texi: Document them.
11072 * final.c (rest_of_clean_state): Dump final insn stream.
11073 * gcc.c (invoke_as): Hook in -fcompare-debug.
11074 (static_spec_functions): Add compare-debug-dump-opt,
11075 compare-debug-self-opt and compare-debug-auxbase-opt.
11076 (compare_debug, compare_debug_second, compare_debug_opt): New.
11077 (switches_debug_check, n_switches_debug_check): New.
11078 (debug_auxbase_opt, debug_check_temp_file): New.
11079 (process_command): Handle -fno-compare-debug, -fcompare-debug and
11081 (do_self_spec): Handle arguments after switches.
11082 (do_spec_1): Add .gk extension to temp file basenames for compare.
11083 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
11084 (cc1_options): Use it instead of normal auxbase computation for
11085 the second compare-debug compilation.
11086 (compare_files): New.
11087 (main): Set up and implement compare debug mode.
11088 (compare_debug_dump_opt_spec_function): New.
11089 (compare_debug_self_opt_spec_function): New.
11090 (compare_debug_auxbase_opt_spec_function): New.
11091 * toplev.c (process_options): Handle flag_gtoggle,
11092 flag_dump_final_insns.
11093 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
11094 during -fcompare-debug-second compilation.
11096 2009-06-07 Ian Lance Taylor <iant@google.com>
11098 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
11099 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
11101 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
11102 with no default node. Change warning with %H to warning_at.
11103 Don't clear warn_switch around case checking.
11104 * doc/invoke.texi (Warning Options): Clarify distinction between
11105 -Wswitch and -Wswitch-enum.
11107 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11109 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
11111 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11113 * gbl-ctors.h: Add header guard.
11115 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11117 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
11118 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
11119 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
11120 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
11121 prototypes for removed functions.
11122 (expressions_equal_p): Move to ...
11123 * tree-ssa-sccvn.h: ... here and ...
11124 * matrix-reorg.c: ... adjust includes.
11126 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11128 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
11130 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11132 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
11133 (finish_function): Remove erroneous whitespace.
11135 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11137 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
11138 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
11140 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11142 * errors.c (internal_error): Commentary typo fix.
11143 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
11144 * tree-ssa-pre.c: Ditto.
11146 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11148 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
11149 them is supposed to hold actual statements.
11151 2009-06-06 Ian Lance Taylor <iant@google.com>
11153 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
11154 empty statements can now have attributes.
11156 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
11158 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
11159 * config/mips/mips.md: Ditto.
11161 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11163 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
11165 (__eabi_uconvert): Likewise.
11167 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11169 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
11170 CFI_* definitions with IN_GCC.
11172 2009-06-05 David Edelsohn <edelsohn@gnu.org>
11174 * xcoffout.h (xcoffout_source_line): Update prototype.
11176 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11178 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
11179 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
11181 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11183 PR middle-end/40340
11184 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
11185 inlined_function_outer_scope_p blocks for artificial inlines
11187 * tree.c (tree_nonartificial_location): Rewrite using
11188 block_nonartificial_location.
11190 2009-06-05 Revital Eres <eres@il.ibm.com>
11191 Leehod Baruch <leehod@il.ibm.com>
11193 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
11194 (expand_expr_real_1): Remove comment.
11195 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11196 Vectorize misaligned access when the target supports it.
11197 (vect_supportable_dr_alignment): Check for unaligned access support.
11198 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
11201 2009-06-05 Julian Brown <julian@codesourcery.com>
11203 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
11204 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
11206 2009-06-05 Richard Guenther <rguenther@suse.de>
11209 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
11210 as possibly unused.
11212 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11214 * config/s390/s390.c (global_not_special_regno_p): New static inline.
11215 (save_gprs): Don't tell unwinder when a global register is saved.
11216 (s390_emit_epilogue): Emit needed epilogue unwind info.
11218 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11220 * dwarf2out.c (deferred_asm_name): New.
11221 (add_name_and_src_coords_attributes): Defer creation of
11222 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
11224 (move_linkage_attr): New.
11225 (dwarf2out_finish): Revisit deferrals and emit attributes at the
11228 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11230 * tree-nested.c (finalize_nesting_tree_1): Declare the
11231 frame_decl in the binding tree.
11233 2009-06-04 Cary Coutant <ccoutant@google.com>
11235 * basic-block.h (struct basic_block_def): Add discriminator field.
11236 * dbxout.c (dbxout_source_line): Add new parameter. Change all
11238 * debug.c (do_nothing_debug_hooks): Add additional entry.
11239 (debug_nothing_int_charstar_int): New function.
11240 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
11241 (debug_nothing_int_charstar_int): New declaration.
11242 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
11243 discriminator value in .loc directive.
11244 * final.c (last_discriminator): New variable.
11245 (discriminator): New variable.
11246 (final_start_function): Initialize above variables, pass current
11247 discriminator to debug hook.
11248 (notice_source_line): Check for discriminator change.
11249 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
11250 * sdbout.c (sdbout_source_line): New parameter.
11251 * tree-cfg.c (struct locus_discrim_map): New structure type.
11252 (discriminator_per_locus): New hash table.
11253 (build_gimple_cfg): Allocate and free discriminator hash table.
11254 (make_edges): Call assign_discriminator.
11255 (locus_map_hash): New function.
11256 (locus_map_eq): New function.
11257 (next_discriminator_for_locus): New function.
11258 (same_line_p): New function.
11259 (assign_discriminator): New function.
11260 (make_cond_expr_edges): Call assign_discriminator.
11261 (make_gimple_switch_edges): Likewise.
11262 (first_non_label_stmt): New function.
11263 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
11265 * xcoffout.c (xcoffout_source_line): Add new parameter.
11267 * configure.ac (gcc_cv_as_discriminator): New configury check for
11268 gas support for discriminator.
11269 * configure: Regenerate.
11270 * config.in: Regenerate.
11272 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11274 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
11275 val after checking for integers.
11277 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
11279 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
11281 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
11282 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
11283 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
11284 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
11285 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
11286 X64_SSE_REGPARM_MAX.
11287 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
11288 X64_SSE_REGPARM_MAX.
11290 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11292 * gcc.c (report_times_to_file): New.
11293 (execute): Implement it.
11294 (process_command): Support -time=.
11295 * doc/invoke.texi: Document it.
11297 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11299 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
11300 that have value exprs.
11302 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11304 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
11305 declarations for constants until...
11306 (dw2_output_indirect_constant_1): ... this point.
11308 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
11311 * arm.md (arm_addsi3): Don't try to split an add with an
11312 eliminable register until after reload has completed.
11314 2009-06-03 Ian Lance Taylor <iant@google.com>
11316 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
11317 * genattrtab.c (write_length_unit_log): Likewise.
11318 * genchecksum.c (dosum): Likewise.
11319 * gengtype.c (write_rtx_next): Likewise.
11320 (finish_root_table, write_roots): Likewise.
11321 * gimple.c (gimple_ops_offset_): Likewise.
11322 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
11323 * config/arc/arc.c (arc_attribute_table): Likewise.
11324 * config/arm/arm.c (arm_attribute_table): Likewise.
11325 * config/avr/avr.c (avr_attribute_table): Likewise.
11326 * config/crx/crx.c (crx_attribute_table): Likewise.
11327 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
11328 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
11329 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
11330 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
11331 * config/sh/sh.c (sh_attribute_table): Likewise.
11332 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
11333 * config/spu/spu.c (spu_attribute_table): Likewise.
11334 * config/v850/v850.c (v850_attribute_table): Likewise.
11336 * config/alpha/alpha.c (vms_attribute_table): Make static.
11337 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
11338 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
11339 * config/mips/mips.c (mips_attribute_table): Likewise.
11341 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
11343 (cc1-checksum.o): Likewise.
11345 2009-06-03 Steve Ellcey <sje@cup.hp.com>
11347 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
11349 2009-06-03 Jakub Jelinek <jakub@redhat.com>
11351 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
11352 insn if it is changing sp. Use gen_add3_insn instead of
11353 conditionally gen_addsi3 and gen_adddi3.
11354 (offset_below_red_zone_p): New static inline function.
11355 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
11356 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
11357 * config/rs6000/ppc-asm.h: Include auto-host.h.
11358 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
11359 CFI_RESTORE): Define.
11360 * config/rs6000/crtresxgpr.asm: Add unwind info.
11361 * config/rs6000/crtresxfpr.asm: Likewise.
11362 * config/rs6000/crtresgpr.asm: Likewise.
11363 * config/rs6000/crtresfpr.asm: Likewise.
11364 * config/rs6000/crtsavgpr.asm: Likewise.
11365 * config/rs6000/crtsavfpr.asm: Likewise.
11367 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
11368 argument of DWARF2_FRAME_REG_OUT macros.
11370 2009-06-03 Julian Brown <julian@codesourcery.com>
11372 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
11373 words or less (including TImode) in core registers.
11375 2009-06-03 Richard Guenther <rguenther@suse.de>
11377 PR middle-end/40328
11378 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
11380 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
11382 * statistics.c (statistics_counter_event): Do not record event
11383 in pass dump if its number == -1.
11384 (curr_statistics_hash): Add assert that we never get passes
11385 with static number == -1.
11387 2009-06-03 Richard Guenther <rguenther@suse.de>
11388 Andrey Belevantsev <abel@ispras.ru>
11390 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
11391 non-BLKmode arrays addressable.
11393 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
11395 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
11396 * config/m68k/m68k.h: ... here.
11397 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
11400 2009-06-03 Martin Jambor <mjambor@suse.cz>
11402 PR tree-optimization/40323
11403 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
11406 2009-06-03 Richard Guenther <rguenther@suse.de>
11408 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11411 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
11413 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
11414 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
11415 JUMP_TABLE_DATA_P where applicable.
11416 * config/sh/sh.c: Ditto.
11417 * config/sh/sh.h: Ditto.
11418 * config/sh/sh.md: Ditto.
11419 * config/sh/symbian.c: Ditto.
11421 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
11423 * config/i386/driver-i386.c (describe_cache): Optimize
11424 concatenation of strings. Use snprintf instead of sprintf.
11425 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
11426 target when not compiling with GCC.
11428 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
11430 * config/sh/sh.c: Revert last change.
11431 (sh_expand_epilogue): Emit a blockage insn before the frame
11432 pointer adjustment unconditionally.
11434 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11436 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
11437 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
11438 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
11439 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
11440 to COLLECT_GCC_OPTIONS.
11442 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11444 * collect2.c (target_system_root): New variable.
11445 (main): Handle --sysroot=.
11446 (ignore_library): Strip the sysroot from the library path.
11448 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11450 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
11451 (collect2.o): Depend on collect2-aix.h.
11452 (collect2-aix.o): New rule.
11453 * collect2-aix.h: New file.
11454 * collect2-aix.c: Likewise.
11455 * collect2.c: Include collect2-aix.h. Don't undefine
11456 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
11457 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
11458 Use TARGET_AIX_VERSION instead of _AIX51.
11459 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
11460 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
11461 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
11462 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
11463 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
11465 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11467 * collect2.c (ignore_library): Avoid premature post-increment
11468 and null deference.
11470 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11472 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
11473 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
11474 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
11475 CROSS_DIRECTORY_STRUCTURE too.
11476 (LINK_LIBG_SPEC): Likewise.
11477 (LIB_SPEC): Add %R to sysroot paths.
11478 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
11479 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
11480 * config/rs6000/aix51.h: As for aix43.h.
11481 * config/rs6000/aix52.h: Likewise.
11482 * config/rs6000/aix53.h: Likewise.
11483 * config/rs6000/aix61.h: Likewise.
11484 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
11485 to the beginning of sysroot paths.
11487 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11489 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
11490 INSN_LISTs that are out of the REG_NOTE range.
11492 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11494 * loop-unroll.c (struct iv_to_split): Add pointer to next.
11495 (struct var_to_expand): Likewise.
11496 (struct opt_info): Add head and tail for linked lists of the above.
11497 (analyze_insn_to_expand_var): Initialize next.
11498 (analyze_iv_to_split_insn): Likewise.
11499 (analyze_insns_in_loop): Create linked lists.
11500 (allocate_basic_variable): Simplify for use without hash table.
11501 (insert_var_expansion_initialization): Likewise, make it type-safer.
11502 (combine_var_copies_in_loop_exit): Likewise.
11503 (apply_opt_in_copies): Walk lists rather than hash tables.
11504 (release_var_copies): Simplified and inlined by hand into...
11505 (free_opt_info): ... this function.
11507 2009-06-02 Richard Guenther <rguenther@suse.de>
11509 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11512 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11514 * cfgexpand.c (gimple_expand_cfg): Discard the source location
11515 only for builtins that are not overridden.
11517 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11519 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
11522 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11524 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
11526 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11528 * combine.c (move_deaths): Compare LUIDs within the same BB only.
11530 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11532 * common.opt (fdump-unnumbered-links): New.
11533 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
11534 * print-rtl.c (flag_dump_unnumbered_links): New.
11535 (print_rtx): Test it.
11537 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
11539 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
11540 push/pop multiple to 8-byte alignment.
11542 2009-06-01 Jakub Jelinek <jakub@redhat.com>
11544 * config/i386/i386.c (queued_cfa_restores): New static variable.
11545 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
11547 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
11548 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
11549 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
11550 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
11551 note unconditionally.
11552 (ix86_emit_restore_regs_using_mov): Likewise.
11553 (ix86_emit_restore_sse_regs_using_mov): Likewise.
11554 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
11555 it through to ix86_emit_restore_reg_using_pop.
11556 (ix86_emit_leave): Add RED_OFFSET argument. Call
11557 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
11558 instead of adding REG_CFA_OFFSET note unconditionally.
11559 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
11560 the above functions. Call ix86_add_queued_cfa_restore_notes when
11563 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
11564 force output of the label even for dwarf2out_do_cfi_asm.
11565 (add_fde_cfi): If -g2 and above and cfi might change CFA,
11566 force creation of CFI label and chain DW_CFA_set_loc jumping to it
11567 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
11569 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
11570 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
11571 dwarf2out_cfi_label callers.
11572 * tree.h (dwarf2out_cfi_label): Adjust prototype.
11573 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
11574 Adjust dwarf2out_cfi_label callers.
11575 * config/vax/vax.c (vax_output_function_prologue): Likewise.
11577 * config/i386/i386.h (struct machine_cfa_state,
11578 struct machine_function): Guard with ifndef USED_FOR_TARGET
11579 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
11582 * emutls.c (__emutls_get_address): Change arr->size to mean number
11583 of allocated arr->data entries instead of # of slots + 1.
11585 PR middle-end/40316
11586 * recog.c (peep2_reinit_state): New function.
11587 (peephole2_init_state): Use it at the end of a basic block and also
11588 when seeing a RTX_FRAME_RELATED_P insn.
11590 2009-06-01 Steve Ellcey <sje@cup.hp.com>
11592 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
11593 fixuns_truncrfdi2): New.
11594 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
11595 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
11596 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
11597 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
11598 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
11599 *recip_approx): Remove.
11600 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
11601 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
11602 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
11604 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
11607 2009-06-01 Ian Lance Taylor <iant@google.com>
11609 * attribs.c (register_attribute): Use CONST_CAST.
11610 * collect2.c (main): Use CONST_CAST2.
11611 (scan_prog_file): Likewise.
11612 * gcc.c (process_command, main): Likewise.
11613 * toplev.c (toplev_main): Likewise.
11615 * c-typeck.c (handle_warn_cast_qual): New static function,
11616 partially broken out of build_c_cast.
11617 (build_c_cast): Call handle_warn_cast_qual.
11618 * doc/invoke.texi (Warning Options): Document new effect of
11621 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
11623 * diagnostic.c (diagnostic_build_prefix): Always print columns.
11624 (diagnostic_report_current_module): Print columns.
11625 * common.opt (flag_show_column): Enable by default.
11627 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
11629 * alias.c (find_base_term): Check for NULL term before returning.
11631 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11633 Revert due to PR40320:
11634 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11635 * calls.c (emit_library_call_value_1): Don't force_operand for move
11638 2009-06-01 Olivier Hainque <hainque@adacore.com>
11639 Eric Botcazou <ebotcazou@adacore.com>
11641 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
11642 to be processed as a bitfield for constructor output purposes.
11643 * output.h (initializer_constant_valid_for_bitfield_p): Declare
11645 * varasm.c (oc_local_state): New type, output_constructor
11646 local state to support communication with helpers.
11647 (oc_outer_state): New type, output_constructor outer state of
11648 relevance in recursive calls.
11649 (output_constructor_array_range): New output_constructor helper,
11650 extracted code for an array range element.
11651 (output_constructor_regular_field): New output_constructor helper,
11652 extracted code for an element that is not a bitfield.
11653 (output_constructor_bitfield): New output_constructor helper,
11654 extracted code for a bitfield element. Accept an OUTER state
11655 argument for recursive processing. Recurse on record or array
11656 CONSTRUCTOR values, possibly past noop conversions.
11657 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
11658 VALUE is a valid constant-valued expression for use in a static
11659 bit-field initializer.
11660 (output_constructor): Rework to use helpers. Accept and honor an
11661 OUTER state argument for recursive calls. Return total size. Be
11662 prepared for nested constructors initializing bitfields.
11663 (output_constant): Feed OUTER in calls to output_constructor.
11665 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11667 * calls.c (emit_library_call_value_1): Don't force_operand for move
11670 2009-06-01 Nick Clifton <nickc@redhat.com>
11672 * doc/invoke.texi (IA-64 Options): Fix typo.
11674 2009-06-01 Ira Rosen <irar@il.ibm.com>
11676 PR tree-optimization/39129
11677 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
11679 (vect_do_peeling_for_loop_bound): Use
11680 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11681 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11682 (vect_loop_versioning): Likewise.
11683 (vect_create_cond_for_alias_checks): Fix indentation.
11684 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
11686 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
11687 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
11688 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
11689 "control flow in loop".
11690 (vect_estimate_min_profitable_iters): Use
11691 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11692 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11693 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11694 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
11695 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
11696 statement belongs to a group of strided accesses with the exact code
11698 (vectorizable_load): Likewise.
11699 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
11700 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11702 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
11704 * config/freebsd-stdint.h: New file.
11705 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
11706 Add freebsd-stdint.h to tm_file.
11708 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
11710 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
11711 (thumb2_extendhidi2): Likewise.
11713 2009-05-31 Ian Lance Taylor <iant@google.com>
11715 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
11717 2009-05-31 Ian Lance Taylor <iant@google.com>
11719 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
11720 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
11721 (ipa-reference.o): Depend upon gt-ipa-reference.h.
11723 2009-05-31 Jason Merrill <jason@redhat.com>
11725 * tree-pretty-print.c (print_call_name): Take the callee, not the
11726 call itself. Make non-static. Use dump_function_name for functions.
11727 (dump_generic_node): Adjust.
11728 * diagnostic.h: Declare print_call_name.
11729 * gimple-pretty-print.c (dump_gimple_call): Use it.
11731 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11733 * config/sh/sh.md (ashldi3_std): New define_expand.
11736 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11739 * config/sh/sh.c: Include debug.h.
11740 (sh_expand_epilogue): Emit a blockage insn before the frame
11741 pointer adjustment also when dwarf2out_do_frame returns true.
11743 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
11745 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
11746 (thumb2_extendqidi2): New pattern.
11748 2009-05-31 Ira Rosen <irar@il.ibm.com>
11750 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
11751 mark phis for renaming.
11752 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
11753 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
11754 Call mark_sym_for_renaming.
11755 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
11756 * tree-vect-loop.c (vect_transform_loop): Remove
11757 vect_memsyms_to_rename initialization and a call to
11758 mark_set_for_renaming.
11760 2009-05-31 Jakub Jelinek <jakub@redhat.com>
11762 PR middle-end/40304
11763 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
11764 frame related even if !set_cfa && style < 0.
11766 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
11768 * config/i386/mingw-tls.c: New file.
11769 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
11770 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
11771 defining _WIN32 but not __CYGWIN__.
11773 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11775 * configure.ac: Add MPC support.
11777 * config.in, configure: Regenerate.
11779 2009-05-29 Richard Henderson <rth@redhat.com>
11781 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
11782 NOTE_INSN_BASIC_BLOCK.
11783 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
11784 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
11785 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
11787 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
11789 (add_cfi): Disable check redefining cfa away from drap.
11790 (lookup_cfa_1): Add remember argument; handle remember/restore.
11791 (lookup_cfa): Pass remember argument.
11792 (cfa_remember): New.
11793 (compute_barrier_args_size_1): Remove sibcall check.
11794 (dwarf2out_frame_debug_def_cfa): New.
11795 (dwarf2out_frame_debug_adjust_cfa): New.
11796 (dwarf2out_frame_debug_cfa_offset): New.
11797 (dwarf2out_frame_debug_cfa_register): New.
11798 (dwarf2out_frame_debug_cfa_restore): New.
11799 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
11800 (dwarf2out_begin_epilogue): New.
11801 (dwarf2out_frame_debug_restore_state): New.
11802 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
11803 DW_CFA_restore_state.
11804 (output_cfi_directive): Likewise.
11805 (convert_cfa_to_fb_loc_list): Likewise.
11806 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
11807 * dwarf2out.h: Update.
11808 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
11809 (copy_insn_1): Early out for null.
11810 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
11811 and dwarf2out_frame_debug_restore_state.
11812 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
11813 (prologue_insn_hash, epilogue_insn_hash): New.
11814 (free_after_compilation): Adjust freeing accordingly.
11815 (record_insns): Create hash table if needed; push insns into
11816 hash instead of array.
11817 (maybe_copy_epilogue_insn): New.
11818 (contains): Search hash table instead of array.
11819 (sibcall_epilogue_contains): Remove.
11820 (thread_prologue_and_epilogue_insns): Split eh_return insns
11821 and mark them as epilogues.
11822 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
11823 scanning in terms of basic blocks.
11824 * insn-notes.def (CFA_RESTORE_STATE): New.
11825 * jump.c (returnjump_p_1): Accept EH_RETURN.
11826 (eh_returnjump_p_1, eh_returnjump_p): New.
11827 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
11828 CFA_REGISTER, CFA_RESTORE): New.
11829 * rtl.def (EH_RETURN): New.
11830 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
11832 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
11833 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
11835 * config/i386/i386.c (gen_push): Update cfa state.
11836 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
11837 add a CFA_ADJUST_CFA note.
11838 (ix86_dwarf_handle_frame_unspec): Remove.
11839 (ix86_expand_prologue): Update cfa state.
11840 (ix86_emit_restore_reg_using_pop): New.
11841 (ix86_emit_restore_regs_using_pop): New.
11842 (ix86_emit_leave): New.
11843 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
11844 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
11845 * config/i386/i386.h (struct machine_cfa_state): New.
11846 (ix86_cfa_state): New.
11847 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
11848 (eh_return_internal): Merge from eh_return_<mode>,
11849 use eh_return rtx, split w/ epilogue.
11851 2009-05-29 Ian Lance Taylor <iant@google.com>
11853 * builtins.c (validate_gimple_arglist): Don't use va_arg with
11855 * calls.c (emit_library_call_value_1): Likewise.
11857 * c-typeck.c (c_build_va_arg): New function.
11858 * c-tree.h (c_build_va_arg): Declare.
11859 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
11860 instead of build_va_arg.
11862 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
11864 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
11865 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
11866 (ptr_difference_cost): Use affine combinations to compute it.
11867 (difference_cost): Likewise.
11868 (get_computation_cost_at): Compute more accurate cost for addresses
11869 if the ratio is a multiplier allowed in addresses.
11870 For non-addresses, consider that an additional offset or symbol is
11873 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11875 * config/i386/i386.c (ix86_decompose_address): Avoid useless
11876 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
11878 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
11879 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
11880 (prefix_rex): For UNIT_MMX don't imply the prefix by default
11882 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
11883 to 1 for TYPE_SSE{IADD1,CVT1}.
11884 (prefix_vex_imm8): Removed.
11885 (length_vex): Only pass 1 as second argument to
11886 ix86_attr_length_vex_default if prefix_extra is 0.
11887 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
11888 (length): For prefix vex computation use length_immediate
11889 attribute instead of prefix_vex_imm8.
11890 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
11891 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
11892 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
11893 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
11894 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
11895 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
11896 a space in between the operands.
11897 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
11898 if one operand is 0xff and the other one si, di, bp or sp.
11899 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
11900 other one si, di, bp or sp.
11901 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
11902 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
11903 type and mode attributes.
11904 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
11905 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
11906 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
11907 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
11908 prefix_data16 attribute iff MODE_DF.
11909 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
11910 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
11911 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
11912 constm128_operand in length_immediate computation.
11913 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
11914 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
11915 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
11916 length_immediate attribute to 1.
11917 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
11918 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
11919 for certain alternatives.
11920 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
11921 prefix_data16 attribute if MODE_V1DF.
11922 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
11923 length_immediate to 1.
11924 (set_got_rex64, set_rip_rex64): Remove length attribute, set
11925 length_address to 4, set mode attribute to MODE_DI.
11926 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
11927 (fxam<mode>2_i387): Set length attribute to 4.
11928 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
11929 *prefetch_3dnow_rex): Override length_address attribute.
11930 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
11932 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
11933 (constm128_operand): Removed.
11934 * config/i386/i386.c (memory_address_length): For
11935 disp && !index && !base in 64-bit mode account for SIB byte if
11936 print_operand_address can't optimize disp32 into disp32(%rip)
11937 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
11938 for fs: or gs: segment.
11939 (ix86_attr_length_immediate_default): When checking if shortform
11940 is possible, truncate immediate to the length of the non-shortened
11942 (ix86_attr_length_address_default): Ignore MEM_P operands
11944 (ix86_attr_length_vex_default): Only check for DImode on
11945 GENERAL_REG_P operands.
11946 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
11947 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
11948 (sse_cvttps2pi): Clear prefix_rep attribute.
11949 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
11951 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
11952 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
11953 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
11954 iff operand 2 is const_int_operand.
11955 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
11956 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
11957 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
11959 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
11961 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
11962 prefix_data16 attribute for movlpd and movhpd instructions.
11963 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
11964 length_immediate for shufpd instruction.
11965 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
11966 (avx_cmpp<avxmodesuffixf2c><mode>3,
11967 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
11968 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
11969 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
11970 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
11971 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
11972 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
11973 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
11974 prefix_data16 attribute for the first alternative to 1.
11975 (*avx_loadlps): Override length_immediate for the first alternative.
11976 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
11977 attributes for second alternative.
11978 (*vec_concatv2sf_sse4_1): Override length_immediate and
11979 prefix_data16 attributes for second alternative.
11980 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
11981 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
11982 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
11983 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
11984 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
11985 prefix_data16 and length_immediate to 1.
11986 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
11988 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
11989 prefix_extra attribute for variants that don't have 0f prefix alone.
11990 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
11991 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
11992 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
11993 *sse4_1_pextrd): Set length_immediate to 1.
11994 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
11995 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
11997 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
11998 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
11999 length_immediate to 1 for second alternative.
12000 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
12001 prefix_extra and length_immediate attributes for the first
12003 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
12005 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
12006 to 1 for the first and third alternative.
12007 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
12009 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
12011 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
12013 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
12014 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
12015 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
12016 *avx_psign<mode>3): Set prefix_extra attribute to 1.
12017 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
12018 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
12019 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
12020 ssse3_psign<mode>3): Override prefix_rex attribute.
12021 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
12022 (ssse3_palignrti): Override length_immediate to 1.
12023 (ssse3_palignrdi): Override length_immediate to 1, override
12024 prefix_rex attribute.
12025 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
12026 (sse4a_extrqi): Override length_immediate to 2.
12027 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
12028 (sse4a_insertq): Override prefix_data16 to 0.
12029 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
12030 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
12031 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
12032 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
12033 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
12034 and length_immediate to 1.
12035 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
12036 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
12037 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
12038 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
12039 and length_immediate to 1.
12040 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
12041 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
12042 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
12043 avx_ptest256): Override prefix_extra to 1.
12044 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
12045 Override prefix_data16 and length_immediate to 1.
12046 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
12047 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
12048 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
12049 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
12050 prefix_data16 to 0 and prefix_extra to 2.
12051 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
12052 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
12054 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
12055 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
12056 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
12057 and prefix_extra to 2.
12058 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
12059 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
12060 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
12061 avx_vpermilvar<mode>3,
12062 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
12063 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
12064 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
12065 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
12066 Override prefix_extra to 1.
12067 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
12068 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
12069 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
12070 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
12071 prefix_extra and length_immediate to 1.
12072 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
12074 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
12075 to 1 for the first alternative.
12076 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
12077 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
12079 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
12080 *movv2sf_internal_avx, *movv2sf_internal): Override
12081 prefix_rep attribute for certain alternatives.
12082 (*mov<mode>_internal): Override prefix_rep or prefix_data16
12083 attributes for certain alternatives.
12084 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
12085 attributes for certain alternatives.
12086 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
12087 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
12088 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
12089 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
12090 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
12091 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
12092 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
12093 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
12094 length_immediate to 1 if operand 2 is const_int_operand.
12095 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
12096 *vec_extractv2si_1): Set length_immediate attribute to 1.
12097 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
12098 using old 3DNOW insn rather than SSE/3DNOW_A.
12099 (mmx_emms, mmx_femms): Clear modrm attribute.
12101 2009-05-29 Martin Jambor <mjambor@suse.cz>
12103 * tree-sra.c: New implementation of SRA.
12105 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
12106 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
12107 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
12108 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
12109 (SRA_MAX_STRUCTURE_COUNT): Removed.
12110 (SRA_FIELD_STRUCTURE_RATIO): Removed.
12111 * doc/invoke.texi (sra-max-structure-size): Removed.
12112 (sra-field-structure-ratio): Removed.
12114 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12116 PR middle-end/40291
12117 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
12120 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
12122 PR rtl-optimization/40101
12123 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
12124 seqno. Adjust comment.
12125 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
12126 inserting bookkeeping before a jump, the jump is not scheduled.
12127 When no positive seqno found, provide a value. Add comment.
12129 2009-05-29 Richard Guenther <rguenther@suse.de>
12131 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
12132 short-cutting on the first component.
12134 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12136 PR middle-end/39958
12137 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
12138 for trees other than decls/types.
12140 2009-05-29 Richard Guenther <rguenther@suse.de>
12142 * tree-ssa-operands.c (get_expr_operands): Do not handle
12143 INDIRECT_REFs in the handled-component case. Remove
12144 unused get_ref_base_and_extent case.
12145 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
12146 tree_low_cst and host_integerp where possible.
12147 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
12148 codes for equivalence.
12149 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
12151 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
12153 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
12154 to tmake_file for i[34567]86-*-cygwin*.
12156 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12159 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
12160 (altivec_categorize_keyword, init_vector_keywords,
12161 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
12164 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
12166 * tree.c (handle_dll_attribute): Check if node is
12167 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
12169 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
12171 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
12173 (thumb2_zero_extendqidi2): Likewise.
12175 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
12177 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
12178 instead of gen_movrt.
12179 * config/sh/sh.md (movrt): Remove.
12181 2009-05-28 Steve Ellcey <sje@cup.hp.com>
12183 * doc/invoke.texi (IA-64 Options):
12184 Add -msdata, -mfused-madd, -mno-inline-float-divide,
12185 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
12186 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
12187 -msched-prefer-non-control-spec-insns,
12188 -msched-stop-bits-after-every-cycle,
12189 -msched-count-spec-in-critical-path,
12190 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
12191 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
12192 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
12193 and -msched-spec-verbose.
12195 2009-05-28 Joseph Myers <joseph@codesourcery.com>
12197 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
12198 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
12200 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
12202 2009-05-28 Richard Guenther <rguenther@suse.de>
12204 * tree-ssa-alias.c (ao_ref_init): New function.
12205 (ao_ref_base): Likewise.
12206 (ao_ref_base_alias_set): Likewise.
12207 (ao_ref_alias_set): Likewise.
12208 (refs_may_alias_p_1): Change signature.
12209 (refs_may_alias_p): Adjust.
12210 (refs_anti_dependent_p): Likewise.
12211 (refs_output_dependent_p): Likewise.
12212 (call_may_clobber_ref_p_1): Change signature.
12213 (call_may_clobber_ref_p): Adjust.
12214 (stmt_may_clobber_ref_p_1): New function split out from ...
12215 (stmt_may_clobber_ref_p): ... here.
12216 (maybe_skip_until): Adjust signature.
12217 (get_continuation_for_phi): Likewise.
12218 (walk_non_aliased_vuses): Likewise.
12219 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
12220 (ao_ref_init): Declare.
12221 (ao_ref_base): Likewise.
12222 (ao_ref_alias_set): Likewise.
12223 (stmt_may_clobber_ref_p_1): Likewise.
12224 (walk_non_aliased_vuses): Adjust.
12225 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
12226 (get_ref_from_reference_ops): remove.
12227 (vn_reference_lookup_2): Adjust signature.
12228 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
12229 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
12230 (vn_reference_lookup): Adjust.
12231 (vn_reference_insert): Likewise.
12232 (vn_reference_insert_pieces): Adjust signature.
12233 (visit_reference_op_call): Adjust.
12234 * tree-ssa-pre.c (get_expr_type): Simplify.
12235 (phi_translate_1): Adjust.
12236 (compute_avail): Likewise.
12237 (translate_vuse_through_block): Do not re-build trees.
12238 (value_dies_in_block_x): Likewise.
12239 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
12241 (vn_reference_lookup_pieces): Adjust declaration.
12242 (vn_reference_insert_pieces): Likewise.
12244 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
12246 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
12247 with checking disabled.
12249 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
12253 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
12254 macro definition for support of three-operand format aligned
12255 .comm directive in assembler on cygwin/pe/mingw target OS.
12256 * configure: Regenerate.
12257 * config.h: Regenerate.
12259 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
12260 aligned form of .comm directive if -mpe-aligned-commons is in effect.
12261 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
12263 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
12264 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
12266 2009-05-28 Ira Rosen <irar@il.ibm.com>
12268 PR tree-optimization/40254
12269 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
12270 in analysis of basic blocks.
12272 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
12274 PR middle-end/33699
12275 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
12276 * target-def.h (TARGET_CONST_ANCHOR): New macro.
12277 (TARGET_INITIALIZER): Use it.
12278 * cse.c (CHEAPER): Move it up to the other macros.
12279 (insert): Rename this ...
12280 (insert_with_costs): ... to this. Add cost parameters. Update
12282 (insert): New function. Call insert_with_costs.
12283 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
12284 find_reg_offset_for_const, try_const_anchors): New functions.
12285 (cse_insn): Call try_const_anchors. Adjust cost of src_related
12286 when using a const-anchor. Call insert_const_anchors.
12287 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
12288 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
12290 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12292 * tree-inline.c (remap_decls): Enable nonlocalized variables
12293 when not optimizing.
12295 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12297 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
12298 Simplify other tests involving optimize.
12300 2009-05-27 Tom Tromey <tromey@redhat.com>
12302 * unwind-dw2.c (_Unwind_DebugHook): New function.
12303 (uw_install_context): Call _Unwind_DebugHook.
12305 2009-05-27 Tom Tromey <tromey@redhat.com>
12307 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
12309 2009-05-27 Ian Lance Taylor <iant@google.com>
12311 * Makefile.in (LINKER, LINKER_FLAGS): Define.
12312 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
12313 (ALL_LINKERFLAGS): Define.
12314 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
12315 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12316 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
12317 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12318 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
12319 $(LINKER_FOR_BUILD).
12320 (build/gcov-iov$(build_exeext)): Likewise.
12322 2009-05-27 Julian Brown <julian@codesourcery.com>
12324 * gcse.c (target.h): Include.
12325 (can_assign_to_reg_without_clobbers_p): Check that the target allows
12326 copy of argument to a pseudo register.
12328 2009-05-27 Diego Novillo <dnovillo@google.com>
12330 * tree-ssa-live.c (dump_scope_block): Document arguments.
12331 (dump_scope_blocks): Document.
12332 (debug_scope_blocks): New.
12333 * tree-flow.h (debug_scope_blocks): Declare.
12335 2009-05-21 Denis Chertykov <denisc@overta.ru>
12337 * doc/contrib.texi (Contributors): Add myself to the list.
12339 2009-05-27 Olivier Hainque <hainque@adacore.com>
12341 * expr.c (target_align): New function. Alignment the TARGET of an
12342 assignment may be assume to have.
12343 (highest_pow2_factor_for_target): Use it instead of relying on
12344 immediate tree attributes of TARGET, not necessarily honored when
12345 intermediate bitfields are involved.
12347 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
12350 * config/i386/driver-i386.c (host_detect_local_cpu): Support
12351 AVX, SSE4, AES, PCLMUL and POPCNT.
12353 2009-05-27 Diego Novillo <dnovillo@google.com>
12355 * tree-pretty-print.c (dump_location): New.
12356 (dump_generic_node): Call it.
12357 Factor code to handle BLOCK nodes ...
12358 (dump_block_node): ... here.
12360 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
12362 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
12364 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
12366 * gcc-plugin.h: Include config.h and system.h.
12367 (IN_GCC): Define if not defined.
12369 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
12371 PR middle-end/40249
12372 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
12375 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
12377 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
12379 * config/m32r/m32r.h: Ditto.
12380 * config/m32r/m32r.md: Ditto.
12381 * config/m32r/predicates.md: Ditto.
12383 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
12385 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
12387 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
12390 (Loading plugins): typo.
12391 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
12392 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12393 (Interacting with the GCC Garbage Collector): Added new section.
12394 (Giving information about a plugin): Added new section for
12396 * ggc.h (ggc_register_root_tab): Added declaration.
12397 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
12398 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
12399 (register_callback): Improved comment in declaration.
12400 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
12401 (extra_root_vec) Added static variable for dynamic roots registration.
12402 (ggc_register_root_tab) Added new routine.
12403 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
12404 PLUGIN_GGC_MARKING event.
12405 * ggc-zone.c: Include plugin.h.
12406 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12407 * ggc-page.c: Include plugin.h.
12408 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12409 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
12410 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
12411 (register_callback): check lack of callbacks for
12412 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
12413 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
12414 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
12415 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12416 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
12417 dependency on plugin.h.
12418 (plugin.o): Added dependency on ggc.h...
12420 2009-05-26 Richard Guenther <rguenther@suse.de>
12422 PR middle-end/40248
12424 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
12425 with mismatched comparison modes.
12427 * expr.c (expand_expr_real_1): Expand the operand of a
12428 VIEW_CONVERT_EXPR in its natural mode.
12430 2009-05-26 Ian Lance Taylor <iant@google.com>
12432 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
12433 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
12434 (ALL_COMPILERFLAGS): Define.
12435 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
12436 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12437 (collect2$(exeext), collect2.o): Likewise.
12438 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
12439 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
12440 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
12441 (libbackend.o, intl.o, cppdefault.o): Likewise.
12442 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12443 (build/%.o): Use $(COMPILER_FOR_BUILD).
12444 (build/gen%$(build_exeext)): Likewise.
12445 (build/gcov-iov$(build_exeext)): LIkewise.
12446 * config/t-darwin (darwin.o): Use $(COMPILER).
12447 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
12448 * config/t-sol2 (sol2-c.o): Likewise.
12449 (sol2.o): Likewise.
12450 * config/t-vxworks (vxworks.o): Likewise.
12451 * config/x-darwin (host-darwin.o): Likewise.
12452 * config/x-hpux (host-hpux.o): Likewise.
12453 * config/x-linux (host-linux.o): Likewise.
12454 * config/x-solaris (host-solaris.o): Likewise.
12455 * config/alpha/x-alpha (driver-alpha.o): Likewise.
12456 * config/arm/t-arm (arm-c.o): Likewise.
12457 * config/arm/t-pe (pe.o): Likewise.
12458 * config/arm/t-wince-pe (pe.o): Likewise.
12459 * config/i386/t-cygming (winnt.o): Likewise.
12460 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
12461 * config/i386/t-cygwin (cygwin1.o): Likewise.
12462 (cygwin2.o): Likewise.
12463 * config/i386/t-i386 (i386-c.o): Likewise.
12464 * config/i386/t-interix (winnt.o): Likewise.
12465 * config/i386/t-netware (netware.o): Likewise.
12466 * config/i386/t-nwld (nwld.o): Likewise.
12467 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
12468 * config/i386/x-i386 (driver-i386.o): Likewise.
12469 * config/i386/x-cygwin (host-cygwin.o): Likewise.
12470 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
12471 * config/ia64/t-ia64 (ia64-c.o): Likewise.
12472 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
12473 * config/mips/x-native (driver-native.o): Likewise.
12474 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
12475 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
12476 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
12477 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
12478 * config/score/t-score-elf (score7.o): Likewise.
12479 (score3.o): Likewise.
12480 * config/sh/t-sh (sh-c.o): Likewise.
12481 * config/sh/t-symbian (sh-c.o): Likewise.
12482 (symbian.o): Likewise.
12483 * config/spu/t-spu-elf (spu-c.o): Likewise.
12484 * config/v850/t-v850 (v850-c.o): Likewise.
12485 * config/v850/t-v850e (v850-c.o): Likewise.
12487 2009-05-26 Richard Guenther <rguenther@suse.de>
12489 PR tree-optimization/40122
12490 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
12491 VECTOR_CSTs if possible.
12492 (fold_gimple_assign): Likewise.
12494 2009-05-26 Richard Guenther <rguenther@suse.de>
12496 PR middle-end/40252
12497 * fold-const.c (fold_binary): Use the correct types for building
12500 2009-05-26 Richard Guenther <rguenther@suse.de>
12502 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
12503 redundant calls to merge_alias_info.
12504 (bump_vector_ptr): Likewise.
12505 * tree-ssa-copy.c (merge_alias_info): Remove.
12506 (replace_exp_1): Remove call to merge_alias_info.
12507 (propagate_tree_value): Likewise.
12508 (fini_copy_prop): Propagate points-to info.
12509 * tree-flow.h (merge_alias_info): Remove.
12511 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
12513 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
12515 2009-05-25 Jan Hubicka <jh@suse.cz>
12517 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12518 * cgraph.h (struct inline_summary): New filed self_wize,
12519 size_inlining_benefit, self_time and time_inlining_benefit.
12520 (struct cgraph_global_info): Replace insns by time ans size fields.
12521 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12522 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12523 (ipcp_update_callgraph): Do not touch function bodies.
12524 * ipa-inline.c: Include except.h
12525 (MAX_TIME): New constant.
12526 (overall_insns): Remove.
12527 (leaf_node_p): New.
12528 (overall_size, max_benefit): New static variables.
12529 (cgraph_estimate_time_after_inlining): New function.
12530 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12531 (cgraph_clone_inlined_nodes): Update size.
12532 (cgraph_mark_inline_edge): Update size.
12533 (cgraph_estimate_growth): Use size info.
12534 (cgraph_check_inline_limits): Check size.
12535 (cgraph_default_inline_p): Likewise.
12536 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12537 (cgraph_decide_recursive_inlining): Check size.
12538 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12540 (cgraph_decide_inlining): Likewise.
12541 (cgraph_decide_inlining_incrementally): Likewise; honor
12542 PARAM_EARLY_INLINING_INSNS.
12543 (likely_eliminated_by_inlining_p): New predicate.
12544 (estimate_function_body_sizes): New function.
12545 (compute_inline_parameters): Use it.
12546 * except.c (must_not_throw_labels): New function.
12547 * except.h (must_not_throw_labels): Declare.
12548 * tree-inline.c (init_inline_once): Kill inlining_weigths
12549 * tree-ssa-structalias.c: Avoid uninitialized warning.
12550 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12551 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12552 (PARAM_INLINE_CALL_COST): Remove.
12553 (PARAM_EARLY_INLINING_INSNS): New.
12555 2009-05-25 Richard Guenther <rguenther@suse.de>
12557 PR tree-optimization/36327
12558 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
12559 callback for reference translation or lookup at the point of may-defs.
12560 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
12561 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
12562 for union COMPONENT_REFs.
12563 (vn_reference_lookup_3): New callback. Lookup from memset
12564 and CONSTRUCTOR assignment, translate through struct copies.
12565 (vn_reference_lookup_pieces): Make sure to not free the
12566 passed operands array. Adjust walk_non_aliased_vuses call.
12567 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
12568 make sure we do not leak memory.
12570 2009-05-25 Richard Guenther <rguenther@suse.de>
12572 * tree-ssa-alias.h (dump_points_to_solution): Declare.
12573 * tree-inline.c (expand_call_inline): Reset the escaped and
12574 callused solutions.
12575 * tree-ssa-structalias.c (pass_build_ealias): New.
12576 * tree-pass.h (pass_build_ealias): Declare.
12577 * passes.c (init_optimization_passes): Add PTA during
12578 early optimizations.
12579 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
12580 and CALLUSED solutions.
12581 (dump_points_to_solution): New function, split out from ...
12582 (dump_points_to_info_for): ... here.
12583 * tree-parloops.c (parallelize_loops): Reset the escaped and
12584 callused solutions.
12586 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12589 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
12590 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
12592 2009-05-25 Ira Rosen <irar@il.ibm.com>
12594 PR tree-optimization/40238
12595 * tree-vect-stmts.c (vect_init_vector): Insert initialization
12596 statements after basic block's labels.
12597 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
12598 to free the allocated memory.
12600 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
12602 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
12603 return address with a USE.
12605 2009-05-24 Richard Guenther <rguenther@suse.de>
12607 PR middle-end/40233
12608 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
12609 array type from the main variant of the inner type.
12611 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12613 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
12614 definition to bool (from int) to un-break build.
12615 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
12617 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
12619 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
12620 discard_stmt_changes): Delete.
12621 * tree-ssa-operands.c (scb_stack): Delete.
12622 (init_ssa_operands): Do not initialize it.
12623 (fini_ssa_operands): Do not free it.
12624 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
12626 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
12627 update_stmt, remove the others. Fix comments.
12628 * tree-dfa.c (optimize_stack_restore): Likewise.
12629 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
12630 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
12631 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12632 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
12634 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
12635 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
12636 (dom_opt_finalize_block): Likewise, adjusting access to
12638 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
12639 (stmts_to_rescan): Change item type to gimple.
12640 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
12642 2009-05-24 Ira Rosen <irar@il.ibm.com>
12644 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
12645 * tree-pass.h (pass_slp_vectorize): New pass.
12646 * params.h (SLP_MAX_INSNS_IN_BB): Define.
12647 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
12648 * tree-vectorizer.c (timevar.h): Include.
12649 (user_vect_verbosity_level): Declare.
12650 (vect_location): Fix comment.
12651 (vect_set_verbosity_level): Update user_vect_verbosity_level
12652 instead of vect_verbosity_level.
12653 (vect_set_dump_settings): Add an argument. Ignore user defined
12654 verbosity if dump flags require higher level of verbosity. Print to
12655 stderr only for loop vectorization.
12656 (vectorize_loops): Update call to vect_set_dump_settings.
12657 (execute_vect_slp): New function.
12658 (gate_vect_slp): Likewise.
12659 (struct gimple_opt_pass pass_slp_vectorize): New.
12660 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
12661 access its members.
12662 (vec_info_for_bb): New function.
12663 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
12664 (VECTORIZATION_ENABLED): New macro.
12665 (SLP_ENABLED, SLP_DISABLED): Likewise.
12666 (vect_is_simple_use): Add bb_vec_info argument.
12667 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
12668 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
12669 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
12670 vect_schedule_slp, vect_analyze_slp): Likewise.
12671 (vect_analyze_stmt): Add slp_tree argument.
12672 (find_bb_location): Declare.
12673 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12674 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
12675 (vect_analyze_loop_operations, vect_analyze_loop,
12676 get_initial_def_for_induction, vect_create_epilog_for_reduction,
12677 vect_finalize_reduction, vectorizable_reduction,
12678 vectorizable_live_operation, vect_transform_loop): Likewise.
12679 * tree-data-ref.c (dr_analyze_innermost): Update comment,
12680 skip evolution analysis if analyzing a basic block.
12681 (dr_analyze_indices): Likewise.
12682 (initialize_data_dependence_relation): Skip the test whether the
12683 object is invariant for basic blocks.
12684 (compute_all_dependences): Skip dependence analysis for data
12685 references in basic blocks.
12686 (find_data_references_in_stmt): Don't fail in case of invariant
12687 access in basic block.
12688 (find_data_references_in_bb): New function.
12689 (find_data_references_in_loop): Move code to
12690 find_data_references_in_bb and add a call to it.
12691 (compute_data_dependences_for_bb): New function.
12692 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
12693 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
12695 (vect_analyze_data_ref_dependence): Check for interleaving in case of
12696 unknown dependence in basic block and fail in case of dependence in
12698 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
12699 dependence instances from either loop or basic block vectorization
12701 (vect_compute_data_ref_alignment): Check if it is loop vectorization
12702 before calling nested_in_vect_loop_p.
12703 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
12704 dependence instances from either loop or basic block vectorization
12706 (vect_verify_datarefs_alignment): Likewise.
12707 (vect_enhance_data_refs_alignment): Adjust function calls.
12708 (vect_analyze_data_refs_alignment): Likewise.
12709 (vect_analyze_group_access): Fix printing. Skip different checks if
12710 DR_STEP is 0. Keep strided stores either in loop or basic block
12711 vectorization data structure. Fix indentation.
12712 (vect_analyze_data_ref_access): Fix comments, allow zero step in
12714 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
12715 dependence instances from either loop or basic block vectorization
12717 (vect_analyze_data_refs): Update comment. Call
12718 compute_data_dependences_for_bb to analyze basic blocks.
12719 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
12720 case of loop vectorization. In case of basic block vectorization use
12721 data-ref itself as a base.
12722 (vect_create_data_ref_ptr): In case of basic block vectorization:
12723 don't advance the pointer, add new statements before the current
12724 statement. Adjust function calls.
12725 (vect_supportable_dr_alignment): Support only aligned accesses in
12726 basic block vectorization.
12727 * common.opt (ftree-slp-vectorize): New flag.
12728 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
12729 (vect_pattern_recog_1): Likewise.
12730 * tree-vect-stmts.c (process_use): Likewise.
12731 (vect_init_vector): Add new statements in the beginning of the basic
12732 block in case of basic block SLP.
12733 (vect_get_vec_def_for_operand): Adjust function calls.
12734 (vect_finish_stmt_generation): Likewise.
12735 (vectorizable_call): Add assert that it is loop vectorization, adjust
12737 (vectorizable_conversion, vectorizable_assignment): Likewise.
12738 (vectorizable_operation): In case of basic block SLP, take
12739 vectorization factor from statement's type and skip the relevance
12740 check. Adjust function calls.
12741 (vectorizable_type_demotion): Add assert that it is loop
12742 vectorization, adjust function calls.
12743 (vectorizable_type_promotion): Likewise.
12744 (vectorizable_store): Check for outer loop only in case of loop
12745 vectorization. Adjust function calls. For basic blocks, skip the
12746 relevance check and don't advance pointers.
12747 (vectorizable_load): Likewise.
12748 (vectorizable_condition): Add assert that it is loop vectorization,
12749 adjust function calls.
12750 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
12751 that it is not reduction, get vector type, call only supported
12752 functions, skip loop specific parts.
12753 (vect_transform_stmt): Check for outer loop only in case of loop
12755 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
12756 (vect_is_simple_use): Fix comment, add new argument, fix conditions
12757 for external definition.
12758 * passes.c (pass_slp_vectorize): New pass.
12759 * tree-vect-slp.c (find_bb_location): New function.
12760 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
12761 check for patterns only in loops.
12762 (vect_build_slp_tree): Add argument, adjust function calls, fail in
12763 case of multiple types in basic block SLP.
12764 (vect_mark_slp_stmts_relevant): New function.
12765 (vect_supported_load_permutation_p): Fix comment.
12766 (vect_analyze_slp_instance): Add argument. In case of basic block
12767 SLP, take vectorization factor from statement's type, check that
12768 unrolling factor is 1. Adjust function call. Save SLP instance in
12769 either loop or basic block vectorization structure. Return FALSE,
12771 (vect_analyze_slp): Add argument. Get strided stores groups from
12772 either loop or basic block vectorization structure. Return FALSE
12773 if basic block SLP failed.
12774 (new_bb_vec_info): New function.
12775 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
12776 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
12777 (vect_schedule_slp): Add argument. Get SLP instances from either
12778 loop or basic block vectorization structure. Set vectorization factor
12779 to be 1 for basic block SLP.
12780 (vect_slp_transform_bb): New function.
12781 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
12783 2009-05-23 Mark Mitchell <mark@codesourcery.com>
12785 * final.c (shorten_branches): Do not align labels for jump tables.
12786 (final_scan_insn): Use JUMP_TABLE_DATA_P.
12788 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
12790 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
12791 Remove outdated reference to flow.c and fix nits.
12792 * doc/gccint.texi: Tweak RTL description.
12793 * doc/rtl.texi: Likewise.
12795 2009-05-23 Denis Chertykov <chertykov@gmail.com>
12797 * config/avr/avr.c: Change my email address.
12798 * config/avr/avr.h: Likewise.
12799 * config/avr/avr.md: Likewise.
12800 * config/avr/avr-protos.h: Likewise.
12801 * config/avr/libgcc.S: Likewise.
12803 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
12805 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
12806 (spu_split_load, spu_split_store): Change return type to int.
12807 (spu_split_convert): Declare.
12808 * config/spu/predicates.md (spu_mem_operand): Remove.
12809 (spu_mov_operand): Update.
12810 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
12811 * config/spu/spu.c (regno_aligned_for_load): Remove.
12812 (reg_aligned_for_addr, spu_expand_load): Define.
12813 (spu_expand_extv): Reimplement and handle MEM.
12814 (spu_expand_insv): Handle MEM.
12815 (spu_sched_reorder): Handle insn's with length 0.
12816 (spu_legitimate_address_p): Reimplement.
12817 (store_with_one_insn_p): Return TRUE for any mode with size
12818 larger than 16 bytes.
12819 (address_needs_split): Define.
12820 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
12822 (spu_convert_move): Define.
12823 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
12824 (spu_split_store): Change all MEM's to TImode.
12825 (spu_init_expanders): Preallocate registers that correspond to
12826 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
12828 (spu_split_convert): Define.
12829 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
12830 (_move<mode>, _movdi, _movti): Update predicate and condition.
12831 (load, store): Change to define_split.
12832 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
12834 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
12835 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
12836 define_insn_and_split of lshr<mode>3.
12837 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
12838 (<v>ashr<mode>3_imm): Define.
12839 (extv, extzv, insv): Allow MEM operands.
12840 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
12841 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
12842 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
12843 (_spu_convert2): Change to define_insn_and_split and remove the
12844 corresponding define_peephole2.
12845 (stack_protect_set, stack_protect_test, stack_protect_test_si):
12846 Change predicates to memory_operand.
12848 2009-05-22 Mark Mitchell <mark@codesourcery.com>
12850 * config/arm/thumb2.md: Add 16-bit multiply instructions.
12852 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12854 PR tree-optimization/40219
12855 * tree.c (iterative_hash_expr): Make sure the builtin function is
12856 a normal builtin function and not a front end or back end builtin
12857 before indexing into the built_in_decls array.
12859 2009-05-22 Richard Guenther <rguenther@suse.de>
12861 PR middle-end/38964
12862 * alias.c (write_dependence_p): Do not use TBAA for answering
12863 anti-dependence or output-dependence.
12864 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
12865 (emit_pointer_definition): Remove.
12866 (emit_alias_warning): Likewise.
12867 (find_what_var_points_to): Remove TBAA pruning code.
12868 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
12870 (compute_points_to_sets): Remove code computing the set of
12871 dereferenced pointers.
12872 * tree-data-ref.c (dr_may_alias_p): Properly use the split
12873 oracle for querying anti and output dependencies.
12874 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
12875 if TBAA may be applied.
12876 (refs_anti_dependent_p): New function.
12877 (refs_output_dependent_p): Likewise.
12878 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
12879 (refs_output_dependent_p): Likewise.
12880 * doc/tree-ssa.texi (Memory model): New section.
12881 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
12882 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
12883 * cfgexpand.c (expand_gimple_basic_block): Do not handle
12884 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
12885 * expr.c (expand_expr_real_1): Likewise.
12886 * gimple-low.c (lower_stmt): Likewise.
12887 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
12888 (dump_gimple_cdt): Remove.
12889 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
12890 (gimple_size): Likewise.
12891 (walk_gimple_op): Likewise.
12892 (is_gimple_stmt): Likewise.
12893 (walk_stmt_load_store_addr_ops): Likewise.
12894 (gimple_build_cdt): Remove.
12895 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
12896 * gimple.h (gimple_cdt_new_type): Remove.
12897 (gimple_cdt_new_type_ptr): Likewise.
12898 (gimple_cdt_set_new_type): Likewise.
12899 (gimple_cdt_location): Likewise.
12900 (gimple_cdt_location_ptr): Likewise.
12901 (gimple_cdt_set_location): Likewise.
12902 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
12903 * tree-cfg.c (remove_useless_stmts_1): Do not handle
12904 GIMPLE_CHANGE_DYNAMIC_TYPE.
12905 (verify_types_in_gimple_stmt): Likewise.
12906 * tree-inline.c (estimate_num_insns): Likewise.
12907 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
12908 (copy_decl_to_var): Likewise.
12909 (copy_result_decl_to_var): Likewise.
12910 * tree-pretty-print.c (dump_generic_node): Do not handle
12911 CHANGE_DYNAMIC_TYPE_EXPR.
12912 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12913 * tree-ssa-operands.c (get_expr_operands): Likewise.
12914 * tree-ssa-structalias.c (struct variable_info): Remove
12915 no_tbaa_pruning member.
12916 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
12917 (unify_nodes): Do not copy it.
12918 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
12919 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
12920 (set_uids_in_ptset): Do not check it.
12921 (find_what_var_points_to): Likewise.
12922 (compute_tbaa_pruning): Remove.
12923 (compute_points_to_sets): Do not call it.
12924 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
12925 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
12926 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
12927 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
12928 (DECL_NO_TBAA_P): Likewise.
12929 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
12930 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
12931 (expand_omp_atomic_pipeline): Do not set it.
12932 * print-tree.c (print_node): Do not dump it.
12933 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
12936 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
12939 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
12942 2009-05-22 Mark Mitchell <mark@codesourcery.com>
12944 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
12947 2009-05-22 Ben Elliston <bje@au.ibm.com>
12949 * Makefile.in (bversion.h, s-bversion): New targets.
12950 (TOPLEV_H): Add bversion.h.
12951 * toplev.h: Include "bversion.h".
12952 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
12953 the __format__ attribute only if compiling with the same version
12954 of GCC as the sources (the "build version").
12956 2009-05-22 Ben Elliston <bje@au.ibm.com>
12958 * c-format.c (handle_format_attribute): Fix comment typo.
12960 2009-05-21 Steve Ellcey <sje@cup.hp.com>
12963 * config/ia64/ia64.opt (mfused-madd): New.
12964 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
12965 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
12966 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
12967 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
12968 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
12969 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
12970 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
12971 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
12972 instruction if !TARGET_FUSED_MADD.
12973 (fpma, fpms): Remove colon from name.
12975 2009-05-22 Richard Guenther <rguenther@suse.de>
12977 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
12978 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
12979 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
12981 (create_expression_by_pieces): Only convert if necessary.
12982 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
12983 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
12985 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
12987 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
12988 regular pattern from a template and rename it ...
12989 (*extzv_truncsi_exts): ... to this.
12991 2009-05-21 Richard Guenther <rguenther@suse.de>
12993 * cgraph.h (struct cgraph_node): Remove inline_decl member.
12994 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
12995 (cgraph_default_inline_p): Likewise.
12996 (cgraph_decide_inlining_incrementally): Likewise.
12998 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
12999 Uros Bizjak <ubizjak@gmail.com>
13001 * config/i386/cpuid.h (bit_MOVBE): New.
13003 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
13005 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
13006 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
13007 (ix86_handle_option): Handle OPT_mmovbe.
13008 (ix86_target_string): Add -mmovbe.
13009 (pta_flags): Add PTA_MOVBE.
13010 (processor_alias_table): Add PTA_MOVBE to "atom".
13011 (override_options): Handle PTA_MOVBE.
13013 * config/i386/i386.h (TARGET_MOVBE): New.
13015 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
13016 (*bswapsi_movbe): New.
13017 (*bswapdi_movbe): Likewise.
13018 (bswapdi2): Renamed to ...
13019 (*bswapdi_1): This.
13020 (bswapdi2): New expander.
13022 * config/i386/i386.opt (mmovbe): New.
13024 * doc/invoke.texi: Document -mmovbe.
13026 2009-05-21 Taras Glek <tglek@mozilla.com>
13028 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
13029 * gcc-plugin.h (plugin_init): Updated signature.
13030 * gcc-plugin.h (plugin_name_args): Moved to this header.
13031 * doc/plugins.texi (plugin_init): Updated documention to reflect
13033 * doc/plugins.texi (plugin_name_args): Added to documention.
13035 2009-05-21 Mark Mitchell <mark@codesourcery.com>
13037 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
13038 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
13040 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
13042 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
13043 JUMP_TABLE_DATA_P predicates where applicable.
13044 * config/i386/predicates.md: Ditto.
13045 * config/i386/sse.md: Ditto.
13047 2009-05-21 Jakub Jelinek <jakub@redhat.com>
13049 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
13050 operand2 -128 override length_immediate attribute to 1.
13051 * config/i386/predicates.md (constm128_operand): New predicate.
13053 * config/i386/i386.c (memory_address_length): Handle %r12
13054 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
13056 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
13057 mode look through optional ZERO_EXTEND and SUBREG.
13058 * config/i386/i386.md (R12_REG): New define_constant.
13059 (prefix_data16): For sse unit set also for MODE_TI insns.
13060 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
13061 insns set if operand 1 is ext_QIreg_operand.
13062 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
13063 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
13065 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
13066 mode from MODE_DI to MODE_SI.
13067 (movdi_1_rex64): Override modrm and length_immediate attributes
13068 only for movabs (TYPE_IMOV, alternative 2).
13069 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
13070 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
13071 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
13072 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
13073 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
13074 prefix_rex attribute if DImode.
13075 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
13076 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
13077 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
13078 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
13079 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
13080 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
13081 Likewise. For TYPE_IMOV clear length_immediate attribute.
13082 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
13083 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
13084 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
13085 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
13086 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
13087 or one operand TYPE_ISHIFT.
13088 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
13089 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
13090 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
13091 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
13092 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
13093 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
13094 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
13095 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
13096 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
13097 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
13098 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
13099 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
13100 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
13101 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
13102 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
13103 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
13104 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
13105 set mode attribute, don't override length attribute.
13106 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
13108 (return_internal_long): Set length attribute to 2 instead of 1.
13109 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
13110 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
13111 prefix_rex attribute.
13112 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
13114 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
13116 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13118 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
13120 2009-05-20 Ian Lance Taylor <iant@google.com>
13122 * tree.c (build_tree_list_vec_stat): New function.
13123 (ctor_to_vec): New function.
13124 (build_nt_call_vec): New function.
13125 (build_call_array): Change args to be a const pointer.
13126 (build_call_vec): New function.
13127 * tree.h (build_nt_call_vec): Declare.
13128 (build_tree_list_vec_stat): Declare.
13129 (build_tree_list_vec): Define.
13130 (build_call_array): Update declaration.
13131 (build_call_vec): Declare.
13132 (ctor_to_vec): Declare.
13133 * c-common.c (tree_vector_cache): New static variable.
13134 (make_tree_vector): New function.
13135 (release_tree_vector): New function.
13136 (make_tree_vector_single): New function.
13137 (make_tree_vector_copy): New function.
13138 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
13139 (make_tree_vector_single, make_tree_vector_copy): Declare.
13140 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
13141 (c_parser_expr_list): Don't manage cache here, instead call
13143 (c_parser_release_expr_list): Remove static function.
13144 (c_parser_vec_to_tree_list): Remove static function.
13145 (c_parser_attributes): Call build_tree_list_vec instead of
13146 c_parser_vec_to_tree_list. Call release_tree_vector instead of
13147 c_parser_release_expr_list.
13148 (c_parser_postfix_expression_after_primary): Likewise.
13149 (c_parser_objc_keywordexpr): Likewise.
13151 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
13153 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
13154 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
13155 TARGET_CONVERT_TO_TYPE.
13156 * hooks.c (hook_tree_const_tree_null): Define.
13157 * hooks.h (hook_tree_const_tree_null): Declare.
13158 * target.h (struct gcc_target): Add invalid_parameter_type,
13159 invalid_return_type, promoted_type, and convert_to_type fields.
13160 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
13161 (TARGET_INVALID_RETURN_TYPE): Define.
13162 (TARGET_PROMOTED_TYPE): Define.
13163 (TARGET_CONVERT_TO_TYPE): Define.
13164 (TARGET_INITIALIZER): Update for new fields.
13165 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
13166 (grokparms): Check targetm.invalid_parameter_type.
13167 * c-typeck.c (default_conversion): Check targetm.promoted_type.
13168 * c-convert.c (convert): Check targetm.convert_to_type.
13170 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
13172 * config/mips/mips.md (*extenddi_truncate<mode>,
13173 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
13175 (*extendhi_truncateqi): New define_insn_and_sptit.
13177 2009-05-20 Jakub Jelinek <jakub@redhat.com>
13179 PR middle-end/40204
13180 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
13181 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
13183 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
13185 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
13186 the operand of VIEW_CONVERT_EXPR.
13188 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
13190 * config/i386/driver-i386.c (host_detect_local_cpu): Check
13191 extended family and model for Intel processors. Support Intel Atom.
13193 2009-05-20 Olivier Hainque <hainque@adacore.com>
13195 * gstab.h (stab_code_type): Define, to be used instead of the
13196 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
13198 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
13199 occurrences by stab_code_type.
13200 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
13202 2009-05-20 Martin Jambor <mjambor@suse.cz>
13204 * tree-flow.h (insert_edge_copies_seq): Undeclare.
13205 (sra_insert_before): Likewise.
13206 (sra_insert_after): Likewise.
13207 (sra_init_cache): Likewise.
13208 (sra_type_can_be_decomposed_p): Likewise.
13209 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
13210 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
13211 (sra_insert_before): Likewise.
13212 (sra_insert_after): Likewise.
13213 (sra_init_cache): Likewise.
13214 (insert_edge_copies_seq): Made static and moved upwards.
13216 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
13219 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
13221 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
13222 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
13225 2009-05-20 Richard Guenther <rguenther@suse.de>
13227 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13228 with mismatched comparison modes.
13230 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13232 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
13233 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
13234 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
13235 with shifts for Thumb2.
13236 (orsi_notsi): New for orn.
13237 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
13238 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
13239 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
13240 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
13241 Don't invert remainder for IOR.
13243 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
13245 PR tree-optimization/40087
13246 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
13247 number_of_iterations_ne): Rename never_infinite argument.
13248 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
13249 number_of_iterations_le): Handle pointer-type ivs when
13250 exit_must_be_taken is false.
13251 (number_of_iterations_cond): Do not always assume that
13252 exit_must_be_taken if the control variable is a pointer.
13254 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13256 * c-typeck.c (build_binary_op): Allow % on integal vectors.
13257 * doc/extend.texi (Vector Extension): Document that % is allowed too.
13259 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
13261 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
13262 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
13264 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13267 * c.opt (Wlogical-op): Disabled by default.
13268 * c-opt (c_common_post_options): Do not enable Wlogical-op with
13270 * doc/invoke.texi (Wlogical-op): Likewise.
13272 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
13274 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
13276 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
13277 Propagate the type of the first operand.
13278 <ASSERT_EXPR>: Simplify.
13279 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
13280 Rewrite using the RHS code as discriminant.
13281 <NOP_EXPR>: Turn into CASE_CONVERT.
13282 <PLUS_EXPR>: Propagate the type of the first operand.
13284 2009-05-19 Steve Ellcey <sje@cup.hp.com>
13286 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
13287 (ia64_dconst_0_375): New.
13288 * config/ia64/ia64.c (ia64_override_options): Remove
13289 -minline-sqrt-min-latency warning.
13290 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
13291 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
13292 * config/ia64/ia64.md (*sqrt_approx): Remove.
13293 (sqrtsf2): Remove #if 0.
13294 (sqrtsf2_internal_thr): Rewrite and move to div.md.
13295 (sqrtdf): Remove assert.
13296 (sqrtdf2_internal_thr): Rewrite and move to div.md.
13297 (sqrtxf2): Remove #if 0.
13298 (sqrtxf2_internal_thr): Rewrite and move to div.md.
13299 * div.md (sqrt_approx_rf): New.
13300 (sqrtsf2_internal_thr): New implementation.
13301 (sqrtsf2_internal_lat): New.
13302 (sqrtdf2_internal_thr: New implementation.
13303 (sqrtxf2_internal): New implementation.
13305 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
13306 Hans-Peter Nilsson <hp@axis.com>
13308 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
13309 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
13310 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
13311 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
13312 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
13313 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
13314 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
13315 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
13316 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
13317 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
13318 * c-common.c: ...from here.
13320 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13322 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
13324 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13326 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
13328 2009-05-19 Ben Elliston <bje@au.ibm.com>
13330 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
13331 assignments with memcpy calls.
13332 (add_fdes): Likewise.
13333 (binary_search_unencoded_fdes): Likewise.
13334 (linear_search_fdes): Eliminate type puns.
13336 2009-05-19 Richard Guenther <rguenther@suse.de>
13338 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
13339 not falsely claim to have propagated into all uses.
13341 2009-05-19 Ben Elliston <bje@au.ibm.com>
13343 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
13346 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13348 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
13349 * config/sh/sh.c (sh_legitimate_address_p): Make static.
13350 (TARGET_LEGITIMATE_ADDRESS_P): New.
13351 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13352 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13354 2009-05-18 Dodji Seketeli <dodji@redhat.com>
13357 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
13358 child of the containing namespace's DIE.
13360 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
13362 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
13363 *zero_extendhi_truncqi): Move after the zero_extend patterns.
13364 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
13367 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
13370 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
13371 gen_align with gen_pad.
13372 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
13373 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
13375 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
13376 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
13378 * config/i386/i386.md (align): Renamed to ...
13379 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
13380 ASM_OUTPUT_MAX_SKIP_PAD.
13382 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
13384 * config.gcc: Fix variable syntax.
13387 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
13388 before calling exact_log2.
13389 (output_iorsi3): Likewise.
13390 (output_xorsi3): Likewise.
13392 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13394 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
13395 for the none zero constant operand except for EQ and NE
13396 comprisons even when the first operand is R0.
13398 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
13400 * config/s390/2064.md: Remove trailing whitespaces.
13401 * config/s390/2084.md: Likewise.
13402 * config/s390/constraints.md: Likewise.
13403 * config/s390/fixdfdi.h: Likewise.
13404 * config/s390/libgcc-glibc.ver: Likewise.
13405 * config/s390/s390-modes.def: Likewise.
13406 * config/s390/s390-protos.h: Likewise.
13407 * config/s390/s390.c: Likewise.
13408 * config/s390/s390.h: Likewise.
13409 * config/s390/s390.md: Likewise.
13410 * config/s390/tpf-unwind.h: Likewise.
13412 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13414 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
13416 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13419 * configure.ac (m68k-*-*): Check if binutils support TLS.
13420 * configure: Regenerate.
13421 * config/m68k/predicates.md (symbolic_operand): Extend comment.
13422 * config/m68k/constraints.md (Cu): New constraint.
13423 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
13424 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
13425 (movsi): Handle TLS symbols.
13426 (addsi3_5200): Handle XTLS symbols, indent.
13427 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
13428 (m68k_tls_reference_p): Declare.
13429 (m68k_legitimize_address): Declare.
13430 (m68k_unwrap_symbol): Declare.
13431 * config/m68k/m68k.opt (mxtls): New option.
13432 * config/m68k/m68k.c (ggc.h): Include.
13433 (m68k_output_dwarf_dtprel): Implement hook.
13434 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13435 (m68k_expand_prologue): Load GOT pointer when function needs it.
13436 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
13437 (m68k_legitimate_constant_address_p): Same.
13438 (m68k_decompose_address): Handle TLS references.
13439 (m68k_get_gp): New static function.
13440 (enum m68k_reloc): New contants.
13441 (TLS_RELOC_P): New macro.
13442 (m68k_wrap_symbol): New static function.
13443 (m68k_unwrap_symbol): New function.
13444 (m68k_final_prescan_insn_1): New static function.
13445 (m68k_final_prescan_insn): New function.
13446 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
13448 (legitimize_pic_address): Handle TLS references..
13449 (m68k_tls_get_addr, m68k_get_tls_get_addr)
13450 (m68k_libcall_value_in_a0_p)
13451 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
13452 (m68k_call_m68k_read_tp): Helper variables and functions for ...
13453 (m68k_legitimize_tls_address): Handle TLS references.
13454 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
13456 (m68k_legitimize_address): Handle TLS symbols.
13457 (m68k_get_reloc_decoration): New static function.
13458 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
13460 (m68k_output_dwarf_dtprel): Implement hook.
13461 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
13462 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
13463 m68k_call_* routines.
13464 (sched_attr_op_type): Handle TLS symbols.
13465 (gt-m68k.h): Include.
13466 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
13467 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
13469 2009-05-18 Martin Jambor <mjambor@suse.cz>
13471 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
13472 (visit_store_addr_for_mod_analysis): New function.
13473 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
13474 (determine_cst_member_ptr): Use gimple_assign_single_p.
13475 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
13476 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
13477 operands. Don't check number of operands of a NOP_EXPR.
13479 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
13481 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
13483 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
13486 * c-common.c (warn_logical_operator): Don't warn if one of
13487 expression isn't always true or false.
13489 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
13491 * config/i386/biarch32.h: New file.
13492 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
13494 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
13496 * config/mips/mips.md (*zero_extend<mode>_trunchi,
13497 *zero_extend<mode>_truncqi): Merge these into ...
13498 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
13499 Name the pattern following this as *zero_extendhi_truncqi.
13501 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
13503 PR middle-end/39301
13504 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
13505 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
13506 (output_info): Make field HOST_WIDEST_INT.
13507 (print_statistics): Use HOST_WIDEST_INT_PRINT.
13508 (dump_bitmat_statistics): Same.
13510 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
13512 * config.gcc (use_gcc_stdint): Set to wrap.
13513 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13514 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13515 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13516 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13517 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13518 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13519 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13520 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13522 2009-05-16 Joseph Myers <joseph@codesourcery.com>
13524 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
13526 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
13527 Move definitions earlier.
13528 (OPT_ARCH64, OPT_ARCH32): Define.
13529 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
13532 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13535 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
13538 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13540 * arm.md (movdi2): Copy non-reg values to DImode registers.
13542 2009-05-16 Jakub Jelinek <jakub@redhat.com>
13545 * final.c (label_to_max_skip): New function.
13546 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
13547 CODE_LABEL_NUMBER <= max_labelno.
13548 * output.h (label_to_max_skip): New prototype.
13549 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
13550 (ix86_avoid_jump_mispredicts): ... this. Don't define if
13551 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
13552 Handle CODE_LABELs with >= 16 byte alignment or with
13553 max_skip == (1 << align) - 1.
13554 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
13555 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
13558 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
13559 .p2align 3 if MAX_SKIP is smaller than 7.
13560 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
13562 2009-05-15 Ian Lance Taylor <iant@google.com>
13564 * alias.c (struct alias_set_entry_d): Rename from struct
13565 alias_set_entry. Change all uses.
13566 * except.c (struct call_site_record_d): Rename from struct
13567 call_site_record. Change all uses.
13568 * except.h (struct eh_region_d): Rename from struct eh_region.
13570 * gcse.c (struct hash_table_d): Rename from struct hash_table.
13572 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
13573 ivtype_map_elt. Change all uses.
13574 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
13576 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
13577 * graphite.h (struct name_tree_d): Rename from struct name_tree.
13579 (struct sese_d): Rename from struct sese. Change all uses.
13580 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
13581 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
13582 * optabs.h (struct optab_d): Rename from struct optab. Change all
13584 (struct convert_optab_d): Rename from struct convert_optab.
13586 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
13587 ipa_opt_pass. Change all uses.
13588 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
13591 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
13592 defined as a typedef.
13593 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
13596 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13599 * fold-const.c (make_range,build_range_check,merge_ranges): Move
13601 (merge_ranges): Returns bool.
13602 * tree.h (make_range): .. to here.
13603 (build_range_check): Likewise.
13604 (merge_ranges): Likewise. Renamed from merge_ranges.
13605 * c-typeck.c (parser_build_binary_op): Update calls to
13606 warn_logical_operator.
13607 * c-common.c (warn_logical_operator): Add new warning.
13608 * c-common.h (warn_logical_operator): Update declaration.
13610 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13612 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
13614 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13616 * doc/install.texi: Document MPC requirements, flags etc.
13618 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
13619 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
13620 Evaluate constant arguments.
13621 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
13622 (fold_builtin_1): Likewise, also evaluate constant arguments.
13623 Remove superfluous break.
13624 (do_mpc_ckconv): New.
13625 * real.h: Include mpc.h.
13626 * toplev.c (print_version): Output MPC version info if available.
13628 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13630 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
13632 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
13634 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
13637 2009-05-15 Jan Hubicka <jh@suse.cz>
13639 * doc/invoke.texi (max-early-inliner-iterations): New flag.
13640 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
13641 (try_inline): Fix return value.
13642 (cgraph_decide_inlining_incrementally): Honor new value.
13643 (cgraph_early_inlining): Handle indirect inlining.
13644 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
13646 2009-05-15 Jan Hubicka <jh@suse.cz>
13648 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
13649 * cgraphunit.c (cgraph_finalize_function): Set it.
13650 (cgraph_expand_function): Use it.
13652 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13654 * real.c (encode_ieee_half): Define.
13655 (decode_ieee_half): Define.
13656 (ieee_half_format): Define.
13657 (arm_half_format): Define.
13658 * real.h (ieee_half_format): Declare.
13659 (arm_half_format): Declare.
13661 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13663 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
13664 swapped, and reversed optabs exist before trying to use them.
13666 2009-05-15 Paul Brook <paul@codesourcery.com>
13667 Sandra Loosemore <sandra@codesourcery.com>
13669 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
13670 loads. Allow PRE_DEC.
13671 (output_move_neon): Handle PRE_DEC.
13672 (arm_print_operand): Add 'A' for neon structure loads.
13673 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
13674 * config/arm/neon.md (neon_mov): Update comment.
13675 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
13677 (Um): New constraint.
13679 2009-05-15 Jan Hubicka <jh@suse.cz>
13681 Revert the following patch until testsuite fallout is fixed:
13682 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13683 * cgraph.h (struct inline_summary): New filed self_wize,
13684 size_inlining_benefit, self_time and time_inlining_benefit.
13685 (struct cgraph_global_info): Replace insns by time ans size fields.
13686 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13687 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13688 (ipcp_update_callgraph): Do not touch function bodies.
13689 * ipa-inline.c: Include except.h
13690 (MAX_TIME): New constant.
13691 (overall_insns): Remove
13692 (overall_size, max_benefit): New static variables.
13693 (cgraph_estimate_time_after_inlining): New function.
13694 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13695 (cgraph_clone_inlined_nodes): Update size.
13696 (cgraph_mark_inline_edge): Update size.
13697 (cgraph_estimate_growth): Use size info.
13698 (cgraph_check_inline_limits): Check size.
13699 (cgraph_default_inline_p): Likewise.
13700 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13701 (cgraph_decide_recursive_inlining): Check size.
13702 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13704 (cgraph_decide_inlining): Likewise.
13705 (cgraph_decide_inlining_incrementally): Likewise; honor
13706 PARAM_EARLY_INLINING_INSNS.
13707 (likely_eliminated_by_inlining_p): New predicate.
13708 (estimate_function_body_sizes): New function.
13709 (compute_inline_parameters): Use it.
13710 * except.c (must_not_throw_labels): New function.
13711 * except.h (must_not_throw_labels): Declare.
13712 * tree-inline.c (init_inline_once): Kill inlining_weigths
13713 * tree-ssa-structalias.c: Avoid uninitialized warning.
13714 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13715 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13716 (PARAM_INLINE_CALL_COST): Remove.
13717 (PARAM_EARLY_INLINING_INSNS): New.
13719 2009-05-15 Richard Guenther <rguenther@suse.de>
13721 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
13722 not TODO_update_ssa.
13724 2009-05-15 Richard Guenther <rguenther@suse.de>
13726 PR tree-optimization/39999
13727 * gimple.h (gimple_expr_type): Use the expression type looking
13728 through useless conversions.
13729 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
13730 (vn_nary_op_insert_stmt): Likewise.
13731 (simplify_binary_expression): Likewise.
13733 2009-05-15 Richard Guenther <rguenther@suse.de>
13735 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13736 New options, enabled by default.
13737 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13739 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
13740 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
13741 * tree-ssa-structalias.c (gate_tree_pta): New function.
13742 (pass_build_alias): Use it.
13744 2009-05-15 Joseph Myers <joseph@codesourcery.com>
13746 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
13747 recurse on an invariant address if a conversion from a pointer
13748 type to a wider integer type is involved.
13750 2009-05-15 Jan Hubicka <jh@suse.cz>
13752 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13753 * cgraph.h (struct inline_summary): New filed self_wize,
13754 size_inlining_benefit, self_time and time_inlining_benefit.
13755 (struct cgraph_global_info): Replace insns by time ans size fields.
13756 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13757 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13758 (ipcp_update_callgraph): Do not touch function bodies.
13759 * ipa-inline.c: Include except.h
13760 (MAX_TIME): New constant.
13761 (overall_insns): Remove
13762 (overall_size, max_benefit): New static variables.
13763 (cgraph_estimate_time_after_inlining): New function.
13764 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13765 (cgraph_clone_inlined_nodes): Update size.
13766 (cgraph_mark_inline_edge): Update size.
13767 (cgraph_estimate_growth): Use size info.
13768 (cgraph_check_inline_limits): Check size.
13769 (cgraph_default_inline_p): Likewise.
13770 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13771 (cgraph_decide_recursive_inlining): Check size.
13772 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13774 (cgraph_decide_inlining): Likewise.
13775 (cgraph_decide_inlining_incrementally): Likewise; honor
13776 PARAM_EARLY_INLINING_INSNS.
13777 (likely_eliminated_by_inlining_p): New predicate.
13778 (estimate_function_body_sizes): New function.
13779 (compute_inline_parameters): Use it.
13780 * except.c (must_not_throw_labels): New function.
13781 * except.h (must_not_throw_labels): Declare.
13782 * tree-inline.c (init_inline_once): Kill inlining_weigths
13783 * tree-ssa-structalias.c: Avoid uninitialized warning.
13784 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13785 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13786 (PARAM_INLINE_CALL_COST): Remove.
13787 (PARAM_EARLY_INLINING_INSNS): New.
13788 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
13789 (inline-call-cost): Remove.
13790 (early-inlining-insns): New.
13792 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
13794 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
13796 (print_int_cst_bounds_in_octal_p): Likewise.
13797 (dbxout_type): Adjust calls to above functions. Be prepared to deal
13799 * dwarf2out.c (base_type_die): Likewise.
13800 (is_subrange_type): Delete.
13801 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
13802 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
13803 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
13804 if the destination type is boolean.
13805 (build_range_check): Do not special-case subtypes.
13806 (fold_sign_changed_comparison): Likewise.
13807 (fold_unary): Likewise.
13808 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
13809 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
13810 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
13811 * tree.c (subrange_type_for_debug_p): New predicate based on the
13812 former is_subrange_type.
13813 * tree.h (subrange_type_for_debug_p): Declare.
13814 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
13815 (convert_affine_scev): Remove call to above function.
13816 (chrec_convert_aggressive): Likewise.
13817 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
13818 false for conversions involving subtypes.
13819 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
13820 (vrp_val_min): Likewise.
13821 (needs_overflow_infinity): Likewise.
13822 (extract_range_from_unary_expr): Likewise.
13824 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
13826 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13827 * config/frv/frv.c: Likewise.
13828 * config/s390/s390.c: Likewise.
13829 * config/sparc/sparc.h: Likewise.
13830 * config/i386/i386.h: Likewise.
13831 * config/i386/i386.c: Likewise.
13832 * config/crx/crx.c: Likewise.
13833 * config/m68hc11/m68hc11.h: Likewise.
13834 * config/iq2000/iq2000.c: Likewise.
13835 * config/mn10300/mn10300.h: Likewise.
13836 * config/mn10300/mn10300.c: Likewise.
13837 * config/m68k/m68k.c: Likewise.
13838 * config/rs6000/rs6000.c: Likewise.
13839 * config/rs6000/xcoff.h: Likewise.
13840 * config/rs6000/linux64.h: Likewise.
13841 * config/rs6000/sysv4.h: Likewise.
13842 * config/score/score3.c: Likewise.
13843 * config/score/score7.c: Likewise.
13844 * config/score/score.c: Likewise.
13845 * config/arm/arm.md: Likewise.
13846 * config/mips/mips.c: Likewise.
13847 * config/mips/mips.md: Likewise.
13848 * config/bfin/bfin.h: Likewise.
13849 * config/pa/pa.c: Likewise.
13850 * config/pa/constraints.md: Likewise.
13852 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
13853 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
13854 * config/pdp11/pdp11.h: Use memory_address_p instead.
13856 2009-05-14 Ian Lance Taylor <iant@google.com>
13858 * passes.c (finish_optimization_passes): Change i to int.
13859 * plugin.c (plugins_active_p): Change event to int.
13860 (dump_active_plugins): Likewise.
13861 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
13863 * tree.c (tree_range_check_failed): Change c to unsigned int.
13864 (omp_clause_range_check_failed): Likewise.
13865 (build_common_builtin_nodes): Change mode to int. Add cast.
13866 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
13867 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
13869 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
13870 ++ or -- with a variable of enum type.
13872 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13875 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
13877 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13879 * store-motion.c: Do not include params.h
13880 * Makefile.in: Fix dependencies for various files.
13882 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13884 * auto-inc-dec.c: Fix pass description, remove apparent
13885 accidental duplication.
13887 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
13889 PR middle-end/40147
13890 * ipa-utils.h (memory_identifier_string): Moved to ...
13891 * tree.h (memory_identifier_string): Here. Add GTY(()).
13893 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
13895 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
13896 in the former documentation of...
13897 (GO_IF_LEGITIMATE_ADDRESS): ... this.
13898 * ira-conflicts.c (get_dup_num): Use address_operand.
13899 * targhooks.c (default_legitimate_address_p): New.
13900 * targhooks.h (default_legitimate_address_p): New.
13901 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
13903 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
13904 * target.h (struct target): Add legitimate_address_p.
13905 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
13906 (TARGET_INITIALIZER): Include it.
13908 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13909 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
13910 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
13911 (TARGET_LEGITIMATE_ADDRESS_P): New.
13913 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13914 (REG_OK_STRICT_P): Delete.
13915 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
13916 (frv_legitimate_address_p_1): ... this.
13917 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
13918 (frv_legitimate_address_p_1): ... the renamed old
13919 frv_legitimate_address_p.
13920 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
13921 (TARGET_LEGITIMATE_ADDRESS_P): New.
13923 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13924 * config/s390/s390-protos.h (legitimate_address_p): Remove.
13925 * config/s390/s390.c (legitimate_address_p): Rename to...
13926 (s390_legitimate_address_p): ... this, make static.
13927 (legitimize_address): Adjust call.
13928 (TARGET_LEGITIMATE_ADDRESS_P): New.
13929 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
13931 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13932 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
13933 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
13934 (TARGET_LEGITIMATE_ADDRESS_P): New.
13936 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13937 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
13938 * config/spu/spu.c (spu_legitimate_address): Rename to...
13939 (spu_legitimate_address_p): ... this, make static.
13940 (TARGET_LEGITIMATE_ADDRESS_P): New.
13942 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13943 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
13944 * config/sparc/sparc.c (legitimate_address_p): Rename to...
13945 (sparc_legitimate_address_p): ... this, make static and return bool.
13946 (legitimize_address): Adjust call.
13947 (TARGET_LEGITIMATE_ADDRESS_P): New.
13949 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13950 * config/i386/i386-protos.h (legitimate_address_p): Remove.
13951 * config/i386/i386.c (legitimate_address_p): Rename to...
13952 (ix86_legitimate_address_p): ... this, make static.
13953 (constant_address_p): Move after it, adjust call.
13954 (TARGET_LEGITIMATE_ADDRESS_P): New.
13956 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13957 * config/avr/avr-protos.h (legitimate_address_p): Remove.
13958 * config/avr/avr.c (legitimate_address_p): Rename to...
13959 (avr_legitimate_address_p): ... this, make static.
13960 (legitimize_address): Adjust call.
13961 (TARGET_LEGITIMATE_ADDRESS_P): New.
13963 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13964 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
13965 * config/crx/crx.c (crx_legitimate_address_p): Make static.
13966 (TARGET_LEGITIMATE_ADDRESS_P): New.
13968 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13969 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
13970 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
13971 (TARGET_LEGITIMATE_ADDRESS_P): New.
13973 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13974 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
13976 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
13978 (TARGET_LEGITIMATE_ADDRESS_P): New.
13980 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13981 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
13983 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
13985 (m68hc11_legitimate_address_p): ... this, make static.
13986 (go_if_legitimate_address_internal): Rename to...
13987 (m68hc11_legitimate_address_p_1): ... this.
13988 (legitimize_address): Adjust call.
13989 (TARGET_LEGITIMATE_ADDRESS_P): New.
13991 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13992 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
13993 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
13994 (TARGET_LEGITIMATE_ADDRESS_P): New.
13996 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13997 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
13998 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
13999 (mn10300_legitimate_address_p): ... this, make static.
14000 (TARGET_LEGITIMATE_ADDRESS_P): New.
14002 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14003 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
14004 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
14005 (TARGET_LEGITIMATE_ADDRESS_P): New.
14007 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14008 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
14009 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
14010 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14011 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
14012 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
14013 (rs6000_legitimate_address_p): ... this, make static.
14014 (TARGET_LEGITIMATE_ADDRESS_P): New.
14015 (REG_MODE_OK_FOR_BASE_P): Delete.
14016 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
14018 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14019 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
14021 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
14022 static, adjust types.
14023 (TARGET_LEGITIMATE_ADDRESS_P): New.
14025 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14026 * config/score/score.c (score_address_p): Rename to...
14027 (score_legitimate_address_p): ... this.
14028 (TARGET_LEGITIMATE_ADDRESS_P): New.
14029 * config/score/score3.c (score3_address_p): Rename to...
14030 (score3_legitimate_address_p): ... this.
14031 * config/score/score7.c (score7_address_p): Rename to...
14032 (score7_legitimate_address_p): ... this.
14034 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
14035 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
14036 GO_IF_LEGITIMATE_ADDRESS): Delete.
14037 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
14038 thumb2_legitimate_address_p): Delete.
14039 (arm_legitimate_address_p): Rename to...
14040 (arm_legitimate_address_outer_p): ... this.
14041 * config/arm/constraints.md ("Uq"): Adjust call.
14042 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
14043 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
14045 (arm_legitimate_address_outer_p): ... this.
14046 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
14048 (TARGET_LEGITIMATE_ADDRESS_P): New.
14050 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14051 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
14052 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
14053 (TARGET_LEGITIMATE_ADDRESS_P): New.
14055 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14056 * config/vax/vax-protos.h (legitimate_address_p): Remove.
14057 * config/vax/vax.c (legitimate_address_p): Rename to...
14058 (vax_legitimate_address_p): ... this, make static.
14059 (TARGET_LEGITIMATE_ADDRESS_P): New.
14061 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14062 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
14063 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
14064 (TARGET_LEGITIMATE_ADDRESS_P): New.
14066 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14067 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
14068 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
14069 (mmix_legitimate_address_p): ... this, make static.
14070 (TARGET_LEGITIMATE_ADDRESS_P): New.
14072 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14073 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
14074 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
14075 (TARGET_LEGITIMATE_ADDRESS_P): New.
14077 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14079 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
14080 of MODE_COMPLEX_INT.
14082 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14084 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
14085 LCT_NORMAL in function call.
14086 * mips-tdump.c (print_file_desc): Add cast to enum type.
14087 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
14088 (mark_stabs): Add casts to enum types.
14089 (parse_stabs_common): Add casts to enum types.
14091 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14093 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
14094 Check for invalid values of LETTER.
14096 2009-05-13 Taras Glek <tglek@mozilla.com>
14098 * attribs.c (register_attribute): moved out attribute registration
14099 into register_attribute.
14100 * doc/plugins.texi: Documented register_attribute and
14102 * gcc-plugin.h: Added forward decl for register_attribute.
14103 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
14104 * plugin.c (register_callback, invoke_plugin_callbacks): Added
14105 PLUGIN_ATTRIBUTES boilerplate.
14107 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
14109 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
14110 values even in sentinel and empty entries.
14111 (ms_printf_flag_specs): Likewise.
14112 (ms_scanf_flag_specs): Likewise.
14113 (ms_strftime_flag_specs): Likewise.
14114 (ms_print_char_table): Likewise.
14115 (ms_scan_char_table): Likewise.
14116 (ms_time_char_table): Likewise.
14118 2009-05-13 Doug Kwan <dougkwan@google.com>
14120 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
14122 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14124 * config/mips/mips.md (store): Add attributes for QI and HI.
14126 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
14127 (truncdi<mode>2): ... this new pattern.
14129 2009-05-13 Brad Hards <bradh@kde.org>
14131 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
14133 2009-05-14 Jakub Jelinek <jakub@redhat.com>
14134 Ben Elliston <bje@au.ibm.com>
14136 PR middle-end/40035
14137 * dse.c (check_mem_read_rtx): Guard against width == -1.
14139 2009-05-13 Michael Matz <matz@suse.de>
14141 PR middle-end/39976
14142 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
14143 (trivially_conflicts_p): New function.
14144 (insert_backedge_copies): Use it.
14146 2009-05-13 Janis Johnson <janis187@us.ibm.com>
14148 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
14149 (handle_stdc_pragma): Use new enum constant names.
14150 (handle_pragma_float_const_decimal64): Ditto.
14152 2009-05-13 Ian Lance Taylor <iant@google.com>
14154 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
14157 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
14159 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
14160 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
14162 * config/m68k/m68k.h (FL_UCLINUX): Define.
14164 2009-05-13 Jan Hubicka <jh@suse.cz>
14166 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
14168 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14170 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
14171 unless -fschedule-insns is specified.
14173 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14176 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
14177 TARGET_EXPAND_CBRANCHDI4.
14178 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
14179 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
14180 (cmpeqdi): Fix comment.
14182 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14184 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
14185 (sh_legitimate_address_p): Likewise.
14186 * config/sh/sh.c (sh_legitimate_index_p): New.
14187 (sh_legitimate_address_p): Likewise.
14188 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
14189 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
14190 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
14191 (MAYBE_BASE_REGISTER_RTX_P): New macro.
14192 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
14193 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
14194 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
14195 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
14196 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
14198 2009-05-12 Jan Hubicka <jh@suse.cz>
14200 * tree-inline.c (estimate_operator_cost): Add operands;
14201 when division happens by constant, it is cheap.
14202 (estimate_num_insns): Loads and stores are not having cost of 0;
14203 EH magic stuff is cheap; when computing runtime cost of switch,
14204 use log2 base of amount of its cases; builtin_expect has cost of 0;
14205 compute cost for moving return value of call.
14206 (init_inline_once): Initialize time_based flags.
14207 * tree-inline.h (eni_weights_d): Add time_based flag.
14209 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14211 * df-core.c: Update head documentation.
14213 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14216 * rs6000.c (rs6000_generate_compare): Use op1b instead of
14217 shadowing exisiting variable op1.
14219 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
14222 * config/i386/driver-i386.c (processor_signatures): New enum.
14223 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
14224 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
14225 processor signature to detect geode processor.
14227 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14231 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14233 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14234 causes spurious differences between trunk and cond-optab branch.
14236 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14238 * dojump.c (compare_from_rtx): Delete.
14239 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
14240 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
14241 if the comparison does not satisfy the predicate; test predicates for
14242 operands 2 and 3 of a cstore pattern. Don't try cstore optab
14243 further if one existing pattern fails.
14244 * expr.h (compare_from_rtx): Delete.
14245 (prepare_operand): Declare it.
14246 * optabs.c: Change "lib call" to "libcall" throughout.
14247 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
14248 HAVE_conditional_trap, emit_cmp_insn): Delete.
14249 (can_compare_p): Delete cmp_optab case.
14250 (prepare_float_lib_cmp): Return an rtx and a machine mode.
14251 Accept other parameters by value.
14252 (prepare_operand): Make non-static.
14253 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
14254 other parameters by value. Try to widen operands here based on
14255 an optab_methods argument and looking at cbranch_optab.
14256 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
14257 loop. Use cbranch_optab directly.
14258 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
14259 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
14261 (emit_conditional_move, emit_conditional_add): Inline what's needed
14262 of compare_from_rtx, using new prepare_cmp_insn for the rest.
14263 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
14264 with COMPARE. Move cmov_optab and cstore_optab above
14265 with cbranch_optab, move cmp_optab down with ucmp_optab,
14266 remove tst_otpab. Do not initialize trap_rtx.
14267 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
14268 for trap code. Do not check HAVE_conditional_trap. Use
14269 prepare_cmp_insn. Accept no predicate for operand 3.
14270 * optabs.h (OTI_cmp): Mark as used only for libcalls.
14271 (OTI_ctrap, ctrap_optab): New.
14272 (tst_optab): Delete.
14273 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
14274 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
14275 with lookup of ctrap_optab.
14276 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
14278 (ctrap_optab): New.
14280 * combine.c (combine_simplify_rtx, simplify_set): Do not
14281 special case comparing against zero for cc0 machines.
14282 * simplify-rtx.c (simplify_binary_operation_1): Never remove
14283 COMPARE on cc0 machines.
14284 (simplify_relational_operation): Return a new expression when
14285 a COMPARE could be removed.
14286 * final.c (final_scan_insn): Compare cc_status values
14287 against LHS of a (compare FOO (const_int 0)) cc0 source.
14288 Also check if cc_status.value is the full compare.
14290 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
14291 (cstoreMM4): Document.
14292 (conditional_trap): Document ctrapMM4 instead.
14293 (sync_compare_and_swapMM): Refer to cbranchcc4.
14294 (Dependent Patterns): Eliminate obsolete information referring to
14295 the old jump optimization phase.
14296 (Canonicalization): Include cbranchcc4 case, omit canonicalization
14297 of compares with 0 on cc0 machines.
14298 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
14299 avoiding references to cc0. Remove text about storing operands
14301 * doc/tm.texi (Condition Codes): Include blurb on different
14302 condition code representations, separate into subsections for
14303 CC0, MODE_CC and conditional execution.
14305 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
14306 alpha_emit_setcc): Accept operands and a machine mode.
14307 * config/alpha/alpha.c (alpha_emit_conditional_branch):
14308 Get code/op0/op1 from operands, use machine mode argument
14309 instead of alpha_compare.fp_p. Emit the branch here.
14310 (alpha_emit_setcc): Likewise, and return boolean.
14311 (alpha_emit_conditional_move): Likewise. Assert that
14312 cmp_op_mode == cmp_mode, and simplify accordingly.
14313 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
14314 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
14315 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
14317 (stack probe test): Use cbranchdi4.
14318 * config/alpha/predicates.md (alpha_cbranch_operator): New.
14320 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
14321 * config/arc/arc.h (movsicc, movsfcc): Use it.
14322 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
14323 (cbranchsi4, cstoresi4): New.
14324 (cmpsi, bCC and sCC expanders): Remove.
14326 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
14327 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
14328 * config/arm/predicates.md (arm_comparison_operator): Only include
14329 floating-point operators if there is a hardware floating-point unit.
14330 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
14331 deferring to cbranch_cc and cstore_cc respectively.
14332 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
14333 cbranch_cc, cstore_cc): New.
14334 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
14336 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
14338 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
14339 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
14341 (adjust_insn_length): Adjust calls.
14342 (avr_reorg): Handle (compare (foo) (const_int 0)).
14343 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
14344 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
14345 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
14346 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
14348 (cbranchqi4, cbranchhi4, cbranchsi4): New.
14349 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
14351 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
14352 (cbranchsi4, cstorebi4, cstoresi4): New.
14353 (movbisi): This insn is duplicate, split it to zero_extend.
14354 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
14355 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
14356 (bfin_optimize_loop): Use cbranch expander.
14357 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
14358 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
14359 (bfin_bimode_comparison_operator): ... this.
14360 (bfin_direct_comparison_operator): New.
14362 * config/cris/cris.c (cris_normal_notice_update_cc): Look
14363 inside (compare FOO (const_int 0)).
14364 (cris_rtx_costs): Handle ZERO_EXTRACT.
14365 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
14366 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
14367 (*tstdi_v32): Delete.
14368 (*cmpdi_non_v32): Add M alternative for operand 1.
14369 (cmpsi, cmp<mode>): Make private.
14370 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
14372 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
14374 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
14375 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
14376 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
14377 (cc_reg_operand): New.
14378 (any_cond): Delete.
14379 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
14380 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
14381 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
14382 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
14383 crx_expand_scond): Delete.
14385 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
14387 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
14388 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
14390 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
14391 cstoresi4, cstoresf4, cstoredf4): New.
14392 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
14393 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14394 Receive the entire operands array.
14395 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
14396 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
14397 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14398 Get test/op0/op1 from the operands array.
14399 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
14401 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
14402 (h8300_expand_store): New.
14403 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
14405 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
14406 (h8300_expand_store): New.
14407 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
14408 or do not try to produce (set (cc0) REG).
14409 (peepholes): Wrap arguments with COMPARE. Add a peephole to
14410 change a compare into a move to a scratch register. Disable some
14411 peepholes when comparing with zero.
14412 (tstsi, tsthi, tstsi, cmpqi): Make private.
14414 (bCC, sCC): Delete.
14415 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
14418 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
14419 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
14420 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
14421 (ix86_emit_i387_log1p): Use cbranchxf2.
14422 (ix86_expand_setcc): Return void.
14423 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
14424 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
14425 cmp<MODEF>, cmpcc): Remove.
14426 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
14427 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
14428 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
14429 (sCC and bCC expanders): Remove.
14430 (stack_protect_test): Use cbranchcc4.
14432 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
14434 (ia64_expand_compare): Accept three rtx by reference and return void.
14435 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
14436 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
14437 from *expr. Update *expr with the BImode comparison to do.
14438 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
14439 cmptf, bCC, sCC, conditional_trap): Delete.
14440 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
14441 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
14442 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
14443 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
14444 * config/ia64/predicates.md (ia64_cbranch_operator): New.
14446 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
14447 type of last argument.
14448 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
14449 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
14450 use machine mode argument instead of branch_type. Remove dead
14451 code for floating-point comparisons.
14452 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
14453 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
14455 (cbranchsi4, cstoresi4): New.
14456 * config/iq2000/predicates.md (reg_or_const_operand): New.
14458 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
14459 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
14460 (b<code>_op): Rewrite to...
14461 (bcc_op): ... this, using match_operator.
14462 (s<code>_op): Rewrite to...
14463 (scc_op): ... this, using match_operator.
14464 (s<code>_24_op): Rewrite to...
14465 (scc_op_24): ... this, using match_operator.
14466 (s<code>_<mode>): Rewrite to...
14467 (cstore<mode>4): ... this, using match_operator.
14468 (s<code>_<mode>_24): Rewrite to...
14469 (cstore<mode>4_24): ... this, using match_operator.
14470 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
14471 m32c_unpend_compare, m32c_expand_scc): Delete.
14472 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
14473 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
14474 (m32c_expand_movcc): Change NE to EQ if necessary.
14475 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
14477 * config/m32r/m32r-protos.h (gen_cond_store): New.
14478 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
14479 (gen_cond_store): New, from sCC patterns.
14480 (m32r_expand_block_move): Use cbranchsi4.
14481 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
14482 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
14483 (cbranchsi4, cstoresi4): New.
14485 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
14487 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
14488 (m68hc11_notice_update_cc): Look into a compare with 0.
14489 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
14491 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
14492 cmphi, cmpqi, bCC): Delete.
14493 (cbranchsi4, cbranchhi4, cbranchqi4): New.
14494 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
14495 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
14498 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
14499 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
14500 * config/m68k/constraints.md (H): New.
14501 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
14502 the define_insn below.
14503 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
14504 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
14505 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
14506 patterns): Wrap RHS with COMPARE.
14507 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
14508 (*cmpdi_internal): Name this pattern.
14509 (cmpdi): Change to define_insn.
14510 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
14511 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
14512 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
14514 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
14515 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
14516 (conditional_trap): Change to...
14517 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
14518 (*conditional_trap): Use the ordered_comparison_operator and
14519 const1_operand predicates.
14520 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
14521 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
14522 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
14523 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
14525 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
14526 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
14527 (mcore_gen_compare): New.
14528 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
14529 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
14530 (mcore_gen_compare): ... this.
14531 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
14532 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
14533 (stack probe pattern): Use cbranchsi4.
14535 * config/mips/predicates.md (mips_cstore_operator): New.
14536 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
14537 * config/mips/mips.md (any_cond): Delete.
14538 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
14540 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
14541 fixuns_truncsfdi2): Use cbranch patterns.
14542 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
14543 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
14544 Adjust call to mips_expand_conditional_branch.
14545 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
14547 * config/mips/mips-protos.h (mips_expand_conditional_branch,
14548 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
14549 * config/mips/mips.c (cmp_operands): Delete.
14550 (mips_emit_compare): Get comparison operands from *op0/*op1.
14551 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
14552 that it succeeds. Use op0/op1 instead of cmp_operands.
14553 (mips_expand_conditional_branch, mips_expand_conditional_move,
14554 mips_expand_conditional_trap): Likewise.
14555 (mips_block_move_loop): Use cbranch patterns.
14556 * config/mips/mips.h (cmp_operands): Delete.
14558 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
14559 (mmix_gen_compare_reg): Just return a register in the right CC mode.
14560 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
14561 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
14562 (*cmpcc_folded): Rename to...
14563 (*cmpdi_folded): this.
14564 (*cmpcc): Rename to...
14566 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
14569 (cbranchdf4): New. Handle invalid comparisons here.
14570 * config/mmix/predicates.md (float_comparison_operator): New.
14572 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
14573 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
14574 * config/mn10300/mn10300.md (tst): Delete.
14575 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
14576 Name these patterns and wrap RHS in a compare.
14577 (*cmpsi): Make this pattern private. Include tst.
14578 (*cmpsf): Make this pattern private.
14579 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
14580 (compare with zero peepholes): Likewise.
14582 (cbranchsi4, cbranchsf4): New.
14583 (casesi): Use cbranchsi4.
14585 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
14586 hppa_branch_type): Delete.
14587 (return_addr_rtx): Use cbranchsi4.
14588 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
14589 Emit CCFPmode comparison here.
14590 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
14591 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
14592 hppa_branch_type): Delete.
14593 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
14594 (movsicc, movdicc): Remove references to hppa_compare_op0,
14595 hppa_compare_op1 and compare_from_rtx.
14596 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
14597 (casesi): Use cbranchsi4.
14599 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
14600 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
14601 * config/pdp11/pdp11.md (register_or_const0_operand): New.
14602 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
14603 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
14605 (cbranchdf4, cbranchhi4, cbranchqi4): New.
14606 (*branch, *branch_inverted): New.
14608 * config/picochip/picochip.md (cbranchhi4): Use
14609 ordered_comparison_operator.
14610 (cmphi, bCC): Remove.
14612 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
14613 (trap_comparison_operator): Delete.
14614 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
14615 rs6000_emit_cbranch): Accept mode and operands.
14616 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
14617 rs6000_compare_fp_p): Delete.
14618 (rs6000_generate_compare): Accept mode and comparison. Extract code
14619 and op0/op1 from there. Replace references to rs6000_compare_op0
14620 and rs6000_compare_op1.
14621 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
14622 extract result from passed operands.
14623 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
14624 extract loc from passed operands.
14625 (rs6000_emit_cmove): Likewise.
14626 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
14627 rs6000_compare_fp_p): Delete.
14628 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
14629 (cbranch<GPR>4, cbranch<FP>4): New.
14630 (cstore<mode>4): New. Consolidate here all choices about when to use
14631 portable or specialized sCC sequences.
14632 (stack_protect_test): Use cbranchsi4.
14633 (conditional_trap): Replace with ctrap<GPR>4.
14634 (conditional trap insn): Replace trap_comparison_operator with
14635 ordered_comparison_operator.
14637 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
14638 (s390_emit_prologue): Use ctrap.
14639 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
14640 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
14641 New predicates replacing...
14642 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
14643 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
14644 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
14645 (add<mode>cc): Do not use s390_compare_op0/op1.
14646 (s<code>): Change to...
14647 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
14648 (seq): Change to...
14649 (cstorecc4): ... this. Handle EQ or NE equally.
14650 (*sne): Un-privatize for use in cstorecc4.
14651 (b<code>): Change to...
14652 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
14653 (conditional_trap): Replace with...
14654 (ctrap<GPR>4, ctrap<FP>4): ... these.
14655 (stack_protect): Use cbranchcc4.
14657 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
14658 * config/score/score-protos.h (score_gen_cmp): Delete.
14659 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
14660 (score_block_move-loop): Use cbranchsi4.
14661 * config/score/score.md (cbranchsi4): New.
14662 (cmpsi, bCC): Delete.
14663 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
14664 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14665 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
14666 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14667 * config/score/score3.h (score3_gen_cmp): Delete.
14668 * config/score/score7.h (score7_gen_cmp): Delete.
14670 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
14671 (sh_emit_scc_to_t): ... this. Return void.
14672 (from_compare): Rename to...
14673 (sh_emit_compare_and_branch): ... this.
14674 (sh_emit_compare_and_set): New.
14675 (sh_expand_t_scc): Accept operands.
14676 * config/sh/predicates.md (sh_float_comparison_operator): New.
14677 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
14678 (prepare_scc_operands): Rename to...
14679 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
14681 (sh_emit_cheap_store_flag): New.
14682 (sh_emit_set_t_insn): New.
14683 (from_compare): Rename to...
14684 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
14685 handling of TARGET_SH2E floating point to avoid recursive call.
14686 Generate branch here.
14687 (sh_emit_compare_and_set): New.
14688 (sh_expand_t_scc): Get op0/op1 from arguments.
14689 (sh_emit_cheap_store_flag): New.
14690 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
14692 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
14693 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
14694 (movsicc, movdicc): Do nothing when it recreated operands from
14695 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
14696 prepare_scc_operands (now sh_emit_scc_to_t).
14697 (udivdi3): Use cstoresi4.
14698 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
14699 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
14700 (cbranchint4_media, cbranchfp4_media): New.
14701 (casesi): Use cbranchdi4.
14702 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
14704 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
14705 (movnegt): Remove second operand.
14706 (cbranchsf4, cbranchdf4): New.
14707 (stack_protect): Use cbranchdi4/cbranchsi4.
14709 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
14710 (gen_compare_reg): Accept comparison, extract part of it to...
14711 (gen_compare_reg_1): ... this.
14712 (gen_compare_operator): Delete.
14713 (gen_v9_scc): Accept separate destination, comparison code and arms.
14714 Do not use sparc_compare_op0/sparc_compare_op1.
14715 (emit_scc_insn, emit_conditional_branch_insn): New.
14716 (emit_v9_brxx): Make static. Remove useless assertion.
14717 (sparc_emit_float_lib_cmp): Return RTL instead of calling
14719 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
14720 * config/sparc/sparc-protos.h (gen_compare_reg,
14721 sparc_emit_float_lib_cmp): Adjust prototype.
14722 (emit_scc_insn, emit_conditional_branch_insn): New.
14723 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
14724 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
14725 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
14726 iterators to the top.
14727 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
14728 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
14729 snedi_special_trunc): Delete.
14730 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
14731 and snedi_special_trunc.
14732 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
14733 cbranchdi4, cbranch<F:mode>4): New.
14734 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
14735 here. Use gen_compare_reg instead of gen_compare_operator.
14736 (conditional_trap): Replace with...
14737 (ctrapsi4, ctrapdi4): ... this.
14738 (stack_protect_test): Use cbranchcc4.
14740 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
14742 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
14743 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
14744 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
14745 from operands[0] or operands[3] depending on is_set.
14746 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
14747 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
14748 cmpdf, bCC), sCC: Remove.
14749 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
14750 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
14752 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
14753 spu_emit_branch_or_set.
14755 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
14757 * config/stormy16/stormy16.h (xstormy16_compare_op0,
14758 xstormy16_compare_op1): Delete.
14759 * config/stormy16/stormy16.c (xstormy16_compare_op0,
14760 xstormy16_compare_op1): Delete.
14761 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
14763 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
14764 (cmphi, cmpsi, bCC): Remove.
14766 * config/v850/v850.md (tstsi, cmpsi): Fold into...
14767 (*cmpsi): ... this one.
14768 (cbranchsi4, cstoresi4): New.
14769 (bCC expanders): Delete.
14770 (sCC insns): Fold into...
14771 (*setcc): ... this one.
14772 (casesi): Do not use gen_cmpsi and gen_bgtu.
14773 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
14774 (movsicc): Simplify.
14775 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
14777 * config/vax/vax-protos.h (cond_name): New.
14778 (vax_output_conditional_branch): Remove.
14779 * config/vax/vax.c (cond_name): New.
14780 (vax_output_conditional_branch): Remove.
14781 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
14782 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
14783 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
14784 (bit<VAXint>): Wrap source with (compare).
14785 (b<code> and following unnamed pattern): Rename to *branch and
14786 *branch_reversed. Change macroization to match_operator.
14787 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
14789 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
14790 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
14791 Change last argument to machine_mode.
14792 (xtensa_expand_scc): Add machine_mode argument.
14793 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
14794 (gen_conditional_move, xtensa_expand_conditional_branch,
14795 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
14796 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
14797 Adjust operand numbers.
14798 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
14800 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
14801 (cmpsi, cmpsf, b<code>, s<code>): Delete.
14802 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
14804 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14806 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14807 causes spurious differences between trunk and cond-optab branch.
14809 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14812 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
14814 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14816 * tree.c (iterative_hash_pointer): Delete.
14817 (iterative_hash_expr): Short-circuit handling of NULL pointer.
14818 Hash UIDs and versions of SSA names. Don't special-case built-in
14819 function declarations.
14821 2009-05-11 Ian Lance Taylor <iant@google.com>
14824 * graphite.c: Force -Wc++-compat to only be a warning before
14825 #including "cloog/cloog.h".
14827 2009-05-11 Martin Jambor <mjambor@suse.cz>
14829 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
14831 2009-05-11 Jan Hubicka <jh@suse.cz>
14833 * tree-ssa-loop-ivcanon.c: Include target.h
14834 (struct loop_size): new structure.
14835 (constant_after_peeling): New predicate.
14836 (tree_estimate_loop_size): New function.
14837 (estimated_unrolled_size): Rewrite for new estimates.
14838 (try_unroll_loop_completely): Use new estimates.
14839 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
14841 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14843 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
14844 libcpp interface change.
14845 (spu_macro_to_expand): Likewise.
14847 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
14849 PR tree-optimization/40026
14850 * gimplify.c (gimplify_init_constructor): Change initial conditional
14851 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
14852 optimize_compound_literals_in_ctor.
14854 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
14856 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
14858 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
14860 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
14862 * tree-vect-data-refs.c (vect_analyze_group_access): Use
14863 HOST_WIDE_INT for gap.
14865 2009-05-11 Ira Rosen <irar@il.ibm.com>
14867 PR tree-optimization/40074
14868 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
14869 account in group size and step comparison.
14871 2009-05-11 Richard Guenther <rguenther@suse.de>
14873 * passes.c (init_optimization_passes): Strip now incorrect comment.
14874 (execute_function_todo): Do not set PROP_alias.
14875 * tree-pass.h (PROP_alias): Remove.
14876 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
14877 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
14878 * tree-nrv.c (pass_return_slot): Likewise.
14879 * tree-object-size.c (pass_object_sizes): Likewise.
14880 * tree-ssa-dom.c (pass_dominator): Likewise.
14881 (pass_phi_only_cprop): Likewise.
14882 * tree-ssa-dse.c (pass_dse): Likewise.
14883 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
14884 (pass_cselim): Likewise.
14885 * tree-ssa-pre.c (pass_pre): Likewise.
14886 (pass_fre): Likewise.
14887 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
14888 * tree-ssa-sink.c (pass_sink_code): Likewise.
14889 * tree-stdarg.c (pass_stdarg): Likewise.
14890 * tree-tailcall.c (pass_tail_calls): Likewise.
14891 * tree-vrp.c (pass_vrp): Likewise.
14893 2009-05-10 Ian Lance Taylor <iant@google.com>
14895 * basic-block.h (enum profile_status): Break out of struct
14896 control_flow_graph.
14897 * cgraph.h (struct inline_summary): Break out of struct
14899 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
14900 of struct cgraph_order_sort.
14901 * combine.c (enum undo_kind): New enum, broken out of struct undo.
14902 * cse.c (struct branch_path): Break out of struct
14903 cse_basic_block_data.
14904 * except.h (enum eh_region_type): Break out of struct eh_region.
14905 * gcc.c (enum add_del): Break out of struct modify_target.
14906 * genrecog.c (enum decision_type): Break out of struct decision_test.
14907 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
14909 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
14910 * regmove.c (enum match_use): New enum, broken out of struct match.
14911 * sched-int.h (enum post_call_group): New enum, broken out of
14913 (struct deps_reg): Break out of struct deps.
14914 * target.h (struct asm_int_op): Break out of struct gcc_target.
14915 * tree-eh.c (struct goto_queue_node): Break out of struct
14917 * tree-inline.h (enum copy_body_cge_which): Break out of
14919 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
14921 * c-decl.c (in_struct, struct_types): New static variables.
14922 (pushtag): Add loc parameter. Change all callers.
14923 (lookup_tag): Add ploc parameter. Change all callers.
14924 (check_compound_literal_type): New function.
14925 (parser_xref_tag): Add loc parameter. Change all callers. If
14926 -Wc++-compat, warn about struct/union/enum types defined within a
14928 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
14929 and loc parameters. Change all callers. Change error calls to
14930 error_at, using loc. For a redefinition, if the location of the
14931 original definition is known, report it. Set in_struct and
14932 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
14933 (finish_struct): Add new parameters enclosing_in_struct and
14934 enclosing_struct_types. Change all callers. Set
14935 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
14936 in the struct. If in a struct, add this struct to struct_types.
14937 (start_enum): Add loc parameter. Change all callers. Use
14938 error_at for errors, using loc. For a redefinition, if the
14939 location of the original definition is known, report it. If in a
14940 struct, add this enum type to struct_types. If -Wc++-compat warn
14941 if in sizeof, typeof, or alignof.
14942 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
14943 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
14944 (c_parser_enum_specifier): Get enum location for start_enum.
14945 (c_parser_struct_or_union_specifier): Get struct location for
14946 start_struct. Save in_struct and struct_types status between
14947 start_struct and finish_struct.
14948 (c_parser_cast_expression): Get location of cast.
14949 (c_parser_alignof_expression): Get location of type.
14950 (c_parser_postfix_expression): Likewise.
14951 (c_parser_postfix_expression_after_paren_type): Add type_loc
14952 parameter. Change all callers. Call check_compound_literal_type.
14953 Use type_loc for error about variable size type.
14954 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
14955 of an enum constant from an enum type defined in a struct or union.
14956 (c_cast_expr): Add loc parameter. Change all callers. If
14957 -Wc++-compat, warn about defining a type in a cast.
14958 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
14959 (start_enum, start_struct, finish_struct): Update declarations.
14960 (parser_xref_tag, c_cast_expr): Update declarations.
14961 (check_compound_literal_type): Declare.
14963 2009-05-11 Ben Elliston <bje@au.ibm.com>
14965 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
14966 for recent libcpp interface change.
14967 (rs6000_macro_to_expand): Likewise.
14969 2009-05-10 Michael Matz <matz@suse.de>
14972 * config/arm/arm.c (require_pic_register): Emit on entry edge,
14973 not at entry of function.
14975 2009-05-10 Richard Guenther <rguenther@suse.de>
14977 PR tree-optimization/40081
14979 * tree-sra.c (instantiate_element): Instantiate scalar replacements
14980 using the main variant of the element type. Do not fiddle with
14981 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
14983 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
14984 structs with volatile fields.
14986 2009-05-10 Jan Hubicka <jh@suse.cz>
14988 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
14989 (estimate_move_cost): Assert that it does not get called for
14991 (estimate_num_insns): Skip VOID types in argument handling.
14992 (optimize_inline_calls): Delete unreachable blocks and verify that
14993 callgraph is valid.
14995 2009-05-10 Jan Hubicka <jh@suse.cz>
14997 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
14998 * cgraph.c (cgraph_mark_address_taken_node): New function.
14999 (dump_cgraph_node): Dump new flag.
15000 * cgraph.h (struct cgraph_node): Add address_taken.
15001 (cgraph_mark_address_taken_node): New function.
15002 * ipa.c (cgraph_postorder): Prioritize functions with address taken
15003 since new direct calls can be born.
15005 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15007 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
15008 tok->val.node.node.
15010 2009-05-10 Jan Hubicka <jh@suse.cz>
15012 PR middle-end/40084
15013 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
15015 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
15016 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
15017 * tree-inline.c (copy_bb): Set frequency correctly.
15018 (fold_marked_statements): Update call to
15019 cgraph_update_edges_for_call_stmt.
15021 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15023 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
15024 identifiers in diagnostics.
15025 * config/arm/arm.c (arm_handle_fndecl_attribute,
15026 arm_handle_isr_attribute): Likewise.
15027 * config/avr/avr.c (avr_handle_progmem_attribute,
15028 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
15029 * config/bfin/bfin.c (handle_int_attribute,
15030 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
15031 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
15032 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
15034 * config/darwin.c (darwin_handle_kext_attribute,
15035 darwin_handle_weak_import_attribute): Likewise.
15036 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
15037 h8300_handle_eightbit_data_attribute,
15038 h8300_handle_tiny_data_attribute): Likewise.
15039 * config/i386/i386.c (ix86_handle_cconv_attribute,
15040 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
15041 * config/i386/winnt.c (ix86_handle_shared_attribute,
15042 ix86_handle_selectany_attribute): Likewise.
15043 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
15044 * config/m32c/m32c.c (function_vector_handler): Likewise.
15045 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
15046 m68hc11_handle_fntype_attribute): Likewise.
15047 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
15048 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
15049 * config/mips/mips.c (mips_insert_attributes,
15050 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
15051 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
15052 rs6000_handle_struct_attribute): Likewise.
15053 * config/sh/sh.c (sh_insert_attributes,
15054 sh_handle_resbank_handler_attribute,
15055 sh_handle_interrupt_handler_attribute,
15056 sh2a_handle_function_vector_handler_attribute,
15057 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
15059 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
15060 * config/spu/spu.c (spu_handle_fndecl_attribute,
15061 spu_handle_vector_attribute): Likewise.
15062 * config/stormy16/stormy16.c
15063 (xstormy16_handle_interrupt_attribute): Likewise.
15064 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
15065 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
15067 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15069 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
15070 (pp_translate_identifiers): New.
15071 (pp_identifier): Only conditionally translate identifier to locale
15073 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
15074 (pp_base_tree_identifier): Only conditionally translate identifier
15075 to locale character set.
15076 * c-pretty-print.c (M_): Define.
15077 (pp_c_type_specifier, pp_c_primary_expression): Mark English
15078 fragments for conditional translation with M_.
15079 * tree-pretty-print.c (maybe_init_pretty_print): Disable
15080 identifier translation.
15082 2009-05-10 Richard Guenther <rguenther@suse.de>
15084 PR tree-optimization/40081
15085 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15086 using the main variant of the element type. Do not fiddle with
15087 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15089 2009-05-09 Jan Hubicka <jh@suse.cz>
15091 PR middle-end/40080
15092 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
15093 indirect calls; verify cgraph afterwards.
15095 2009-05-09 Jan Hubicka <jh@suse.cz>
15098 * ipa.c (update_inlined_to_pointer): New function.
15099 (cgraph_remove_unreachable_nodes): Use it.
15101 2009-05-09 Jan Hubicka <jh@suse.cz>
15103 * tree-eh.c (struct leh_state): Remove prev_try.
15104 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
15105 not track prev_try.
15106 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
15107 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
15108 remove_eh_handler_and_replace, foreach_reachable_handler,
15109 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
15110 * except.h (struct eh_region): Remove eh_region_u_cleanup.
15111 (gen_eh_region_cleanup): Update prototype.
15113 2009-05-09 Jan Hubicka <jh@suse.cz>
15115 PR middle-end/40043
15116 * except.c (copy_eh_region): Always set prev_try.
15117 (redirect_eh_edge_to_label): Find outer try.
15118 (foreach_reachable_handler): When looking for prev try
15119 handle case where previous try is not going to be taken.
15121 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
15123 PR tree-optimization/40049
15124 * tree-vect-stmts.c (vectorizable_operation): If the machine has
15125 only vector/vector shifts, convert the type of the constant to the
15126 appropriate type to avoid building incorrect trees, which
15127 eventually have problems with garbage collection.
15129 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15131 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
15132 -1 for complex floating-point types if honoring signed zeros.
15134 2009-05-08 Jan Hubicka <jh@suse.cz>
15136 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
15137 argument; handle correctly when profile is absent.
15138 (build_cgraph_edges): Update.
15139 (rebuild_cgraph_edges): Update.
15140 * cgraph.c: Do not include varray.h.
15141 (cgraph_set_call_stmt_including_clones): New function.
15142 (cgraph_create_edge_including_clones): Likewise
15143 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
15144 (cgraph_update_edges_for_call_stmt): Handle clones.
15145 (cgraph_remove_node): Handle clone tree.
15146 (cgraph_remove_node_and_inline_clones): New function.
15147 (dump_cgraph_node): Dump clone tree.
15148 (cgraph_clone_node): Handle clone tree.
15149 (clone_function_name): Bring here from tree-inline.c.
15150 (cgraph_create_virtual_clone): New function.
15151 * cgraph.h (ipa_replace_map): Move here from ipa.h.
15152 (cgraph_clone_info): New function.
15153 (strut cgraph_node): Add clone_info and new clone tree pointers.
15154 (cgraph_remove_node_and_inline_clones,
15155 cgraph_set_call_stmt_including_clones,
15156 cgraph_create_edge_including_clones,
15157 cgraph_create_virtual_clone): Declare.
15158 (cgraph_function_versioning): Use VEC argument.
15159 (compute_call_stmt_bb_frequency): Update prototype.
15160 (cgraph_materialize_all_clones): New function.
15161 * ipa-cp.c (ipcp_update_cloned_node): Remove.
15162 (ipcp_create_replace_map): Update to VECtors.
15163 (ipcp_update_callgraph): Use virtual clones.
15164 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
15165 (ipcp_update_profiling): Do not update local profiling.
15166 (ipcp_insert_stage): Use VECtors and virtual clones.
15167 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
15168 (clone_of_p): New function.
15169 (cgraph_preserve_function_body_p): Use clone tree.
15170 (cgraph_optimize): Materialize clones.
15171 (cgraph_function_versioning): Update for VECtors.
15172 (save_inline_function_body): Use clone tree.
15173 (cgraph_materialize_clone): New function.
15174 (cgraph_materialize_all_clones): Likewise.
15175 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
15176 * ipa.c: Include gimple.h.
15177 (cgraph_remove_unreachable_nodes): Use clone tree.
15178 * ipa-prop.c (ipa_note_param_call): Update call to
15179 compute_call_stmt_bb_frequencycall.
15180 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
15181 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
15182 (copy_bb): Handle updating of clone tree; add new edge when new call
15184 (expand_call_inline): Be strict about every call having edge.
15185 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
15186 (delete_unreachable_blocks_update_callgraph): New function.
15187 (tree_function_versioning): Use VECtors; always remove unreachable
15188 blocks and fold conditionals.
15189 * tree-inline.h: Do not include varray.h.
15190 (tree_function_versioning): Remove.
15191 * Makefile.in (GTFILES): Remove tree-inline.c
15192 * passes.c (do_per_function): Do only functions having body.
15193 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
15196 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
15197 Andrew Morrow <acm@google.com>
15200 * c-common.c (c_common_attribute_table): Permit deprecated
15201 attribute to take an optional argument.
15202 (handle_deprecated_attribute): If the optional argument to
15203 __attribute__((deprecated)) is not a string ignore the attribute
15204 and emit a warning.
15206 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
15207 * c-typeck.c (build_component_ref): Likewise.
15208 (build_external_ref): Likewise.
15210 * toplev.c (warn_deprecated_use): Add an attribute argument.
15211 Emit the message associated with __attribute__((deprecated)).
15213 * toplev.h (warn_deprecated_use): Updated.
15215 * doc/extend.texi: Document new optional parameter to
15216 __attribute__((deprecated))
15218 2009-05-08 Michael Eager <eager@eagercon.com>
15220 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
15221 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
15223 2009-05-08 Richard Guenther <rguenther@suse.de>
15225 PR tree-optimization/40062
15226 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
15227 Avoid exponential behavior.
15229 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15231 PR rtl-optimization/33928
15233 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
15234 process_uses, build_single_def_use_links): New.
15235 (update_df): Update use_def_ref.
15236 (forward_propagate_into): Use get_def_for_use instead of use-def
15238 (fwprop_init): Call build_single_def_use_links and let it initialize
15240 (fwprop_done): Free use_def_ref.
15241 (fwprop_addr): Eliminate duplicate call to df_set_flags.
15242 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
15243 df_rd_simulate_one_insn): New.
15244 (df_rd_bb_local_compute_process_def): Update head comment.
15245 (df_chain_create_bb): Use the new RD simulation functions.
15246 * df.h (df_rd_simulate_artificial_defs_at_top,
15247 df_rd_simulate_one_insn): New.
15248 * opts.c (decode_options): Enable fwprop at -O1.
15249 * doc/invoke.texi (-fforward-propagate): Document this.
15251 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15254 * c-typeck.c (build_binary_op): Handle arithmetic between one real
15255 and one complex operand specially.
15256 * tree-complex.c (some_nonzerop): Do not identify a real value as
15257 zero if flag_signed_zeros.
15259 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15261 PR rtl-optimization/33928
15262 * loop-invariant.c (record_use): Fix && vs. || mishap.
15264 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15266 PR rtl-optimization/33928
15267 * loop-invariant.c (struct use): Add addr_use_p.
15268 (struct def): Add n_addr_uses.
15269 (struct invariant): Add cheap_address.
15270 (create_new_invariant): Set cheap_address.
15271 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
15272 (record_uses): Pass df_ref to record_use.
15273 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
15276 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15278 * config/sh/sh.c: Do not include c-pragma.h.
15280 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
15282 * config/spu/spu.c: Remove include of c-common.h.
15284 2009-05-07 Janis Johnson <janis187@us.ibm.com>
15287 * c-common.h (mark_valid_location_for_stdc_pragma,
15288 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
15289 clear_float_const_decimal64, float_const_decimal64_p): New.
15290 * c.opt (Wunsuffixed-float-constants): New.
15291 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
15292 unsuffixed float constant, handle new warning.
15293 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
15294 * c-decl.c (c_scope): New flag float_const_decimal64.
15295 (set_float_const_decimal64, clear_float_const_decimal64,
15296 float_const_decimal64_p): New.
15297 (push_scope): Set new flag.
15298 * c-parser.c (c_parser_translation_unit): Mark when it's valid
15299 to use STDC pragmas.
15300 (c_parser_external_declaration): Ditto.
15301 (c_parser_compound_statement_nostart): Ditto.
15302 * c-pragma.c (valid_location_for_stdc_pragma,
15303 mark_valid_location_for_stdc_pragma,
15304 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
15305 handle_pragma_float_const_decimal64): New.
15306 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
15307 * cp/semantics.c (valid_location_for_stdc_pragma_p,
15308 set_float_const_decimal64, clear_float_const_decimal64,
15309 float_const_decimal64_p): New dummy functions.
15310 * doc/extend.texi (Decimal Float): Remove statement that the
15311 pragma, and suffix for double constants, are not supported.
15312 * doc/invoke.texi (Warning Options): List new option.
15313 (-Wunsuffixed-float-constants): New.
15315 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
15317 * config/i386/i386.c: Do not include c-common.h.
15319 2009-05-07 Mark Heffernan <meheff@google.com>
15321 * doc/invoke.texi (Debugging Options): Document change of debugging
15323 * opts.c (decode_options): Make dump_base_name relative to
15324 aux_base_name directory.
15326 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15328 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
15329 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
15331 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
15333 * Makefile.in (install-plugin): Simplify a bit.
15335 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
15337 * Makefile.in (OBJS-common): Add regcprop.o.
15339 * timevar.def (TV_CPROP_REGISTERS): New.
15340 * regrename.c (regrename_optimize): Return 0.
15341 (rest_of_handle_regrename): Delete.
15342 (pass_rename_registers): Point to regrename_optimize.
15343 (struct value_data_entry, struct value_data,
15344 kill_value_one_regno, kill_value_regno, kill_value,
15345 set_value_regno, init_value_data, kill_clobbered_value,
15346 kill_set_value, kill_autoinc_value, copy_value,
15347 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
15348 replace_oldest_value_reg, replace_oldest_value_addr,
15349 replace_oldest_value_mem, copyprop_hardreg_forward_1,
15350 debug_value_data, validate_value_data): Move...
15351 * regcprop.c: ... here.
15352 (rest_of_handle_cprop): Delete.
15353 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
15355 2009-05-07 Jakub Jelinek <jakub@redhat.com>
15357 PR middle-end/40057
15358 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
15359 GEN_INT for 1 << bitnum.
15360 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
15361 build_int_cst_type.
15363 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
15365 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
15366 Remove wrong description of "nand" operation.
15368 2009-05-06 Richard Guenther <rguenther@suse.de>
15369 Adam Nemet <anemet@caviumnetworks.com>
15371 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
15372 comment. Add that if LHS is not a gimple register, then RHS1 has
15373 to be a single object (GIMPLE_SINGLE_RHS).
15375 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
15377 * expr.c (get_def_for_expr): Move it up in the file.
15378 (store_field): When expanding a bit-field store, look at the
15379 defining gimple stmt for the masking conversion.
15381 2009-05-06 Janis Johnson <janis187@us.ibm.com>
15383 PR middle-end/39986
15384 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
15385 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
15386 32-bit memcpy into long.
15388 2009-05-06 Jakub Jelinek <jakub@redhat.com>
15390 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
15391 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
15393 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
15394 instead of appending DW_OP_deref*.
15396 2009-05-06 Michael Matz <matz@suse.de>
15398 PR middle-end/40021
15399 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
15400 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
15402 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
15404 * Makefile.in (install-plugin): Fix srcdir handling.
15406 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
15408 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
15409 when processing for not_regs_needed bitmap.
15410 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
15411 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
15412 handling it for rhs.
15414 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15416 * config/i386/i386.md (unnamed inc/dec peephole): Use
15417 optimize_insn_for_size_p instead of optimize_size.
15418 * config/i386/predicates.md (incdec_operand): Likewise.
15419 (aligned_operand): Likewise.
15420 * config/i386/sse.md (divv8sf3): Likewise.
15421 (sqrtv8sf2): Likewise.
15423 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15425 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
15427 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
15429 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15431 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
15432 ssemodesuffixf2c with avxmodesuffixf2c.
15434 2009-05-06 Joseph Myers <joseph@codesourcery.com>
15437 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
15439 2009-05-05 Jakub Jelinek <jakub@redhat.com>
15441 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
15442 (struct tree_base): Adjust spacing for 8 bit boundaries.
15443 (struct tree_decl_common): Add decl_by_reference_flag bit.
15444 (DECL_BY_REFERENCE): Adjust.
15445 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
15446 print DECL_BY_REFERENCE bit.
15447 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
15448 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
15449 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
15450 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
15453 PR middle-end/39666
15454 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
15455 range of the type, but default label is missing, add it with one
15456 of the existing labels instead of adding a new label for it.
15458 2009-05-05 Joseph Myers <joseph@codesourcery.com>
15462 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
15464 * Makefile.in (enable_plugin, plugin_includedir): New.
15465 (install): Depend on install-plugin.
15466 (PLUGIN_HEADERS): New.
15467 (install-plugin): New.
15468 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
15470 2009-05-05 Richard Guenther <rguenther@suse.de>
15472 PR tree-optimization/40022
15473 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
15475 (phivn_valid_p): Fix tuplification error, simplify.
15476 (phiprop_insert_phi): Add dumps.
15477 (propagate_with_phi): Simplify.
15479 2009-05-05 Richard Guenther <rguenther@suse.de>
15481 PR middle-end/40023
15482 * builtins.c (gimplify_va_arg_expr): Properly build the address.
15484 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
15486 * tree.h (strip_float_extensions): Remove duplicate declaration.
15487 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
15488 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
15489 block_ultimate_origin): Rearrange the declarations line to match the
15490 comment that indicates the .c file which the functions are defined.
15491 (dwarf2out_*, set_decl_rtl): Add comment.
15492 (get_base_address): Adjust comment.
15493 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
15494 declarations line and add comment.
15495 (is_builtin_name): Add blank after function name, for clarity.
15497 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15499 * attribs.c (decl_attributes): Use %qE for identifiers in
15501 * cgraphunit.c (verify_cgraph_node): Translate function names to
15502 locale character set in diagnostics.
15503 * coverage.c (get_coverage_counts): Use %qE for identifiers in
15505 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
15506 Document that functions are named in UTF-8.
15507 * expr.c (expand_expr_real_1): Translate function names to locale
15508 character set in diagnostics.
15509 * gimplify.c (omp_notice_variable, omp_is_private,
15510 gimplify_scan_omp_clauses): Use %qE for identifiers in
15512 * langhooks.c (lhd_print_error_function): Translate function names
15513 to locale character set.
15514 * langhooks.h (decl_printable_name): Document that return value is
15515 in internal character set.
15516 * stmt.c: Include pretty-print.h
15517 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
15519 (resolve_operand_name_1): Translate named operand name to locale
15521 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
15523 * toplev.c (announce_function): Translate function names to locale
15525 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
15526 (default_tree_printer): Use pp_identifier or translate identifiers
15527 to locale character set. Mark "<anonymous>" for translation.
15528 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
15529 for identifiers in diagnostics.
15530 * tree.c (handle_dll_attribute): Use %qE for identifiers in
15532 * varasm.c (output_constructor): Use %qE for identifiers in
15535 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
15537 * configure.ac: use ` ` instead of $()
15538 * configure: Regenerate.
15540 2009-05-05 Ben Elliston <bje@au.ibm.com>
15542 * config/pa/linux-atomic.c: Eliminate conditional include of
15543 errno.h on non-LP64 systems to simplify build requirements.
15545 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15547 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
15549 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
15550 and pass value to identifier_to_locale.
15551 (warn_variable_length_array): Make name a tree.
15552 (grokdeclarator): Separate diagnostic texts for named and unnamed
15553 declarators. Use %qE for named declarators.
15554 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
15556 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
15557 identifiers in diagnostics.
15558 * c-typeck.c (push_member_name, start_init): Pass identifiers to
15559 identifier_to_locale. Mark "anonymous" strings for translation.
15561 2009-05-04 Michael Eager <eager@eagercon.com>
15563 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
15564 address for DImode/DFmode only if double-precision FP regs.
15566 2009-05-04 Michael Eager <eager@eagercon.com>
15568 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
15569 TARGET_SINGLE_FLOAT check.
15571 2009-05-04 Michael Eager <eager@eagercon.com>
15573 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
15575 2009-05-04 Michael Eager <eager@eagercon.com>
15577 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
15578 * config/rs6000/t-xilinx: New
15580 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
15582 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
15583 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
15584 * gcc/explow.c (memory_address): Use target hook.
15585 * gcc/targhooks.c (default_legitimize_address): New.
15586 * gcc/targhooks.h (default_legitimize_address): New.
15587 * gcc/target.h (legitimize_address): New.
15588 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
15589 (TARGET_INITIALIZER): Include it.
15590 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
15592 * config/bfin/bfin-protos.h (legitimize_address): Remove.
15593 * config/bfin/bfin.c (legitimize_address): Remove.
15594 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
15595 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
15597 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
15598 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
15600 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
15601 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
15602 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
15603 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
15604 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
15605 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
15606 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
15607 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
15608 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
15609 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
15610 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
15611 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
15612 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
15613 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
15614 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
15615 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
15616 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
15617 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
15618 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
15619 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
15620 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
15621 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
15622 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
15624 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
15625 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
15626 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
15627 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
15628 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
15629 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
15630 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
15631 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
15632 (thumb_legitimize_address): Delete.
15633 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
15634 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
15635 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
15636 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
15637 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
15638 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
15640 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
15643 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
15644 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
15645 * config/m32r/m32r.c (m32r_legitimize_address): New.
15646 * config/m68k/m68k.c (m68k_legitimize_address): New.
15647 * config/score/score.c (score_legitimize_address): Standardize.
15648 * config/score/score3.c (score3_legitimize_address): Standardize.
15649 * config/score/score3.h (score3_legitimize_address): Adjust.
15650 * config/score/score7.c (score7_legitimize_address): Standardize.
15651 * config/score/score7.h (score7_legitimize_address): Adjust.
15652 * config/sh/sh.c (sh_legitimize_address): New.
15653 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
15655 * gcc/config/s390/s390.c (legitimize_address): Rename to...
15656 (s390_legitimize_address): ... this.
15657 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
15658 (sparc_legitimize_address): ... this.
15659 * gcc/config/i386/i386.c (legitimize_address): Rename to...
15660 (ix86_legitimize_address): ... this.
15661 * gcc/config/avr/avr.c (legitimize_address): Rename to...
15662 (avr_legitimize_address): ... this.
15663 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
15664 (mn10300_legitimize_address): ... this.
15665 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
15666 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
15667 (alpha_expand_mov): Adjust call.
15669 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
15670 * config/spu/spu.c (spu_legitimize_address): Likewise.
15671 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
15672 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
15674 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15676 * intl.c (locale_encoding, locale_utf8): New.
15677 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
15678 * intl.h (locale_encoding, locale_utf8): Declare.
15679 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
15680 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
15682 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
15684 (pp_tree_identifier): Define to call pp_base_tree_identifier.
15685 (pp_base_tree_identifier): Declare as function.
15686 (identifier_to_locale): Declare.
15687 * Makefile.in (pretty-print.o): Update dependencies.
15688 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
15690 2009-05-04 Richard Guenther <rguenther@suse.de>
15692 PR middle-end/40015
15693 * builtins.c (fold_builtin_memory_op): Do not decay to element
15694 type if the size matches the whole array.
15696 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15698 * expmed.c (synth_mult): When trying out a shift, pass the result
15701 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15703 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
15704 (shiftsub1_cost): New.
15705 (init_expmed): Compute shiftsub1_cost.
15706 (synth_mult): Optimize multiplications by constants of the form
15707 -(2^^m-1) for some constant positive integer m.
15709 2009-05-03 Richard Guenther <rguenther@suse.de>
15712 * c-typeck.c (array_to_pointer_conversion): Do not built
15713 ADDR_EXPRs of arrays of pointer-to-element type.
15714 * c-gimplify.c (c_gimplify_expr): Revert change fixing
15715 up wrong ADDR_EXPRs after-the-fact.
15716 * c-common.c (strict_aliasing_warning): Strip pointer
15717 conversions for obtaining the original type.
15718 * builtins.c (fold_builtin_memset): Handle array types.
15719 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
15722 2009-05-03 Richard Guenther <rguenther@suse.de>
15724 PR middle-end/23329
15725 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
15726 Do not lose casts from array types with unknown extent to array
15727 types with known extent.
15728 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
15729 alias set compatibility.
15731 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
15733 * flags.h (extra_warnings): Delete.
15734 * toplev.c (process_options): Handle Wuninitialized here.
15735 * opts.c (extra_warnings): Delete.
15736 (set_Wextra): Delete.
15737 (common_handle_option): -Wextra can be handled automatically.
15738 * c-opts.c (c_common_handle_option): Delete obsolete code.
15739 (c_common_post_options): Simplify comment.
15740 * common.opt (W): Add Var.
15742 (Wuninitialized): Initialize to -1.
15744 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
15745 Richard Guenther <rguenther@suse.de>
15747 * expr.c (get_def_for_expr): New function.
15748 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
15749 SSA rather than trees.
15750 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
15751 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
15753 2009-05-03 Joseph Myers <joseph@codesourcery.com>
15755 * c-common.c (reswords): Add _Imaginary.
15756 * c-common.c (enum rid): Add RID_IMAGINARY.
15758 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
15760 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
15761 Patch by Richard Guenther.
15763 2009-05-03 Anatoly Sokolov <aesok@post.ru>
15765 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
15766 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
15767 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
15768 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
15769 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
15770 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
15771 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
15772 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
15773 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
15774 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
15775 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
15776 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
15777 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
15778 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
15779 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
15780 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
15781 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
15782 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
15784 2009-05-02 Richard Guenther <rguenther@suse.de>
15786 PR tree-optimization/39940
15787 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
15790 2009-05-02 Richard Guenther <rguenther@suse.de>
15792 PR middle-end/40001
15793 * tree-ssa.c (execute_update_addresses_taken): Properly check
15794 if we can mark a variable DECL_GIMPLE_REG_P.
15795 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
15796 back to the end of the function.
15797 (is_gimple_reg_type): Remove complex type special casing.
15798 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
15801 2009-05-02 Ben Elliston <bje@au.ibm.com>
15803 * doc/collect2.texi (Collect2): Document search path behaviour
15804 when configured with --with-ld.
15806 2009-05-02 Jan Hubicka <jh@suse.cz>
15808 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
15809 parameter; update callers.
15810 (coalesce_cost_edge): EH edges are costier because they needs
15811 splitting even if not critical and even more costier when there are
15812 multiple EH predecestors.
15814 2009-05-02 Jan Hubicka <jh@suse.cz>
15816 * except.c (remove_eh_handler_and_replace): Handle updating after
15817 removing TRY blocks.
15819 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
15821 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
15823 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
15825 * varasm.c: Do not include c-pragma.h.
15826 * attribs.c: Do not incude c-common.h.
15828 2009-05-01 Michael Matz <matz@suse.de>
15830 * calls.c (initialize_argument_information): Handle SSA names like
15831 decls with a non MEM_P DECL_RTL.
15833 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15835 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
15836 * ipa-utils.c: Likewise.
15837 * ipa-type-escape.c: Likewise.
15838 * cgraphunit.c Do not include c-common.h.
15839 * ipa-pure-const.c: Likewise.
15840 * tree-if-conv.c: Likewise.
15841 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
15842 * ipa-struct-reorg.c: Likewise.
15843 * tree-nomudflap.c: Likewise.
15844 * tree-ssa-structalias.c: Likewise.
15846 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15848 * store-motion.c: Many cleanups to make this pass a first-class
15849 citizen instead of an appendix to gcse load motion. Add TODO list
15850 to make this pass faster/cleaner/better.
15852 (struct ls_expr): Post gcse.c-split cleanups.
15853 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
15854 "stores" field to "avail_stores".
15855 (pre_ldst_mems): Rename to store_motion_mems.
15856 (pre_ldst_table): Rename to store_motion_mems_table.
15857 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
15858 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
15859 (ldst_entry): Rename to st_expr_entry, update users.
15860 (free_ldst_entry): Rename to free_st_expr_entry, update users.
15861 (free_ldst_mems): Rename to free_store_motion_mems, update users.
15862 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
15864 (first_ls_expr): Rename to first_st_expr, update users.
15865 (next_ls_expr): Rename to next_st_expr, update users.
15866 (print_ldst_list): Rename to print_store_motion_mems. Print names of
15867 fields properly for store motion instead of names inherited from load
15869 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
15870 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
15873 (ae_kill): Rename to st_kill, update users.
15874 (ae_gen): Rename to st_avloc, update users.
15875 (transp): Rename to st_transp, update users.
15876 (pre_insert_map): Rename to st_insert_map, update users.
15877 (pre_delete_map): Rename to st_delete_map, update users.
15878 (insert_store, build_store_vectors, free_store_memory,
15879 one_store_motion_pass): Update for abovementioned changes.
15881 (gcse_subst_count, gcse_create_count): Remove.
15882 (one_store_motion_pass): New statistics counters "n_stores_deleted"
15883 and "n_stores_created", local variables.
15885 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
15888 (regvec, compute_store_table_current_insn): Remove.
15889 (reg_set_info, reg_clear_last_set): Remove.
15890 (compute_store_table): Use DF caches instead of local dataflow
15893 2009-05-01 Joseph Myers <joseph@codesourcery.com>
15895 * c-objc-common.c (c_tree_printer): Print identifiers with
15896 pp_identifier, not pp_string. Mark "({anonymous})" for
15898 * c-pretty-print.c (pp_c_ws_string): New.
15899 (pp_c_cv_qualifier, pp_c_type_specifier,
15900 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
15901 pp_c_storage_class_specifier, pp_c_function_specifier,
15902 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
15903 pp_c_primary_expression, pp_c_postfix_expression,
15904 pp_c_unary_expression, pp_c_shift_expression,
15905 pp_c_relational_expression, pp_c_equality_expression,
15906 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
15907 use pp_string and pp_c_ws_string in place of pp_identifier and
15908 pp_c_identifier for non-identifiers. Mark English strings for
15910 * c-pretty-print.h (pp_c_ws_string): Declare.
15912 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
15913 Roland McGrath <roland@redhat.com>
15915 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
15916 (ENABLE_LD_BUILDID): New configuration option.
15917 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
15918 (LINK_BUILDID_SPEC): New macro.
15919 (init_spec): If defined, prepend it between LINK_EH_SPEC and
15921 * doc/install.texi: Document --enable-linker-build-id option.
15922 * configure: Rebuild.
15923 * config.in: Rebuild.
15925 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
15927 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
15928 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
15929 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
15930 MIPS_GP_SAVE_AREA_SIZE.
15931 * config/mips/mips.c (struct mips_frame_info): Update comment
15932 before arg_pointer_offset and hard_frame_pointer_offset.
15933 (mips_compute_frame_info): Update diagram before function: to
15934 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
15935 indicate the position of frame_pointer_rtx with -fstack-protector and
15936 to show args_size. Don't allocate cprestore area for leaf functions
15937 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
15939 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
15941 2009-04-30 Michael Matz <matz@suse.de>
15943 PR tree-optimization/39955
15944 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
15946 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
15948 * ira.c (setup_cover_and_important_classes): Use safe macro
15949 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
15951 * genpreds.c (write_tm_preds_h): Output suitable definition of
15952 REG_CLASS_FOR_CONSTRAINT.
15954 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
15956 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
15958 * bitmap.c (bitmap_descriptor): Likewise.
15959 * ggc-common.c (loc_descriptor): Likewise.
15960 * varray.c (varray_descriptor): Likewise.
15961 * vec.c (vec_descriptor): Likewise.
15963 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
15965 * Makefile.in (dce.o): Add $(EXCEPT_H).
15966 * dce.c: Include except.h and delete redundant vector definitions.
15967 (deletable_insn_p): Return false for non-call insns that can throw
15970 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
15972 * gcse.c (ae_gen): Remove.
15973 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
15974 and make non-static function to make it available in store-motion.c.
15975 Update call sites with search-and-replace.
15976 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
15977 extract_mentioned_regs, extract_mentioned_regs_helper,
15978 find_moveable_store, compute_store_table, load_kills_store, find_loads,
15979 store_killed_in_insn, store_killed_after, store_killed_before,
15980 build_store_vectors, insert_insn_start_basic_block, insert-store,
15981 remove_reachable_equiv_notes, replace_store_insn, delete_store,
15982 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
15983 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
15984 * store-motion.c: ...new file. Also copy data structures from gcse.c
15985 and clean up to remove parts not used by store motion.
15986 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
15987 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
15989 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15992 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
15993 when optimizing for size.
15995 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
15997 * gcse.c (gcse_constant_p): Fix typo in last change.
15999 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16001 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
16003 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
16005 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
16007 2009-04-29 James E. Wilson <wilson@codesourcery.com>
16009 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
16010 CONST_HIGH_PART result.
16012 2009-04-29 Anatoly Sokolov <aesok@post.ru>
16014 * config/avr/avr.c (initial_elimination_offset): Rename to
16015 avr_initial_elimination_offset.
16016 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
16017 change return type to bool.
16018 (avr_can_eliminate): New function.
16019 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
16020 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
16021 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
16022 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
16023 avr_initial_elimination_offset.
16024 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
16025 (avr_initial_elimination_offset): Define.
16027 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
16028 Steven Bosscher <steven@gcc.gnu.org>
16030 PR rtl-optimization/39938
16031 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
16032 * cfgrtl.c: Include insn-attr.h.
16033 (rest_of_pass_free_cfg): New function.
16034 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
16035 * resource.c (init_resource_info): Remove call to df_analyze.
16037 2009-04-29 Richard Guenther <rguenther@suse.de>
16040 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
16041 allow conversion to signed integers.
16043 2009-04-29 Richard Guenther <rguenther@suse.de>
16045 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
16046 shifts of floating point vectors if the shift amount is
16047 a constant multiple of the element size.
16049 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
16050 Michael Matz <matz@suse.de>
16052 PR middle-end/39927
16054 * tree-outof-ssa.c (emit_partition_copy): New function.
16055 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
16056 insert_part_to_rtx_on_edge): Perform the partition base var
16057 copy using emit_partition_copy.
16058 (insert_value_copy_on_edge): Convert constants to the right mode.
16059 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
16060 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
16062 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16064 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
16065 scan backwards to try to find a constant to initialize it.
16067 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
16068 insn before the loop_end instruction, don't look past labels.
16070 2009-04-29 Richard Guenther <rguenther@suse.de>
16072 PR middle-end/39937
16073 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
16074 loose type conversions.
16075 (forward_propagate_addr_expr): Fix tuplification bug. Remove
16076 stmts only if there are no uses of its definition.
16078 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16080 * config/bfin/bfin.h (splitting_loops): Declare.
16081 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
16082 Reorder bit definitions to be ascending.
16083 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
16084 * config/bfin/bfin.c (splitting_loops): New variable.
16085 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
16086 (struct loop_info): Remove members INIT and LOOP_INIT.
16087 (bfin_optimize_loop): Don't set them. Reorder the code that generates
16088 the LSETUP sequence. Allow LC to be loaded from any register, but
16089 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
16090 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
16092 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
16093 of reload_completed.
16096 * config/bfin/bfin.md (movsi_insn): Refine constraints.
16098 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
16100 * Makefile.in (PLUGIN_VERSION_H): New.
16101 (OBJS-common): Remove plugin-version.o.
16102 (plugin.o): Depend on (PLUGIN_VERSION_H).
16103 (plugin-version.o): Remove.
16104 * configure: Regenerate
16105 * configure.ac: Create plugin-version.h.
16106 * gcc-plugin.h (plugin_gcc_version): Remove.
16107 (plugin_default_version_check): Change signature.
16108 * plugin-version.c: Remove.
16109 * plugin.c: Include plugin-version.h.
16110 (str_plugin_gcc_version_name): Remove.
16111 (try_init_one_plugin): Pass gcc version to plugin_init.
16112 (plugin_default_version_check): Both gcc and plugin versions are now
16115 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16117 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
16118 problematic last insns. Test for TYPE_CALL rather than CALL_P.
16119 Remove special case testing for last insn of inner loops. Don't fail
16120 if the loop ends with a jump, emit an extra nop instead.
16122 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
16123 DREGS rather than comparing directly. Remove code that tries to
16124 account for latencies.
16126 2009-04-29 Richard Guenther <rguenther@suse.de>
16128 PR tree-optimization/39941
16129 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
16130 eliminating an indirect call.
16132 2009-04-29 Richard Guenther <rguenther@suse.de>
16134 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
16135 parameter. Allow invariants as base if !require_lvalue.
16136 (verify_gimple_assign_single): Adjust.
16138 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16140 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
16141 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
16142 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
16143 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
16144 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
16146 * config/bfin/bfin.c (bfin_expand_builtin,
16147 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
16149 2009-04-28 Richard Guenther <rguenther@suse.de>
16151 * tree-vect-loop.c (get_initial_def_for_induction): Use
16152 correct types for pointer increment.
16154 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16156 * toplev.c (print_version): Update GMP version string calculation.
16158 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
16160 PR rtl-optimization/39938
16161 * resource.c (init_resource_info): Add call to df_analyze.
16163 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16165 * config/alpha/alpha.md (usegp): Cast the result of
16166 alpha_find_lo_sum_using_gp to enum attr_usegp.
16167 * config/alpha/alpha.c (override_options): Remove end-of-structure
16168 marker element from cpu_table. Use array size of cpu_table to handle
16169 -mcpu and -mtune options.
16170 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
16172 2009-04-28 Joseph Myers <joseph@codesourcery.com>
16174 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
16175 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
16176 tune_32 and tune_64.
16177 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16178 support on PowerPC.
16179 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
16180 * config/rs6000/option-defaults.h: ... here. New file.
16181 (OPT_64, OPT_32): Define.
16182 (MASK_64BIT): Define to 0 if not already defined.
16183 (OPT_ARCH64, OPT_ARCH32): Define.
16184 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
16187 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16189 * config/arm/arm.c (arm_override_options): Emit error on using
16192 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16194 PR rtl-optimization/39914
16195 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16196 registers for allocnos created from user-defined variables only
16197 when not optimizing.
16199 2009-04-28 Richard Guenther <rguenther@suse.de>
16201 PR middle-end/39937
16202 * fold-const.c (fold_binary): Use distribute_real_division only
16205 2009-04-28 Steve Ellcey <sje@cup.hp.com>
16207 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
16208 add hpux-stdint.h to tm_file.
16209 (hppa[12]*-*-hpux11*): Ditto.
16210 (ia64*-*-hpux*): Ditto.
16211 * config/hpux-stdint.h: New.
16212 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
16213 __STDC_EXT__ for all compiles.
16214 * config/pa/pa-hpux.h: Ditto.
16215 * config/pa/pa-hpux10.h: Ditto.
16216 * config/pa/pa-hpux11.h: Ditto.
16218 2009-04-28 Catherine Moore <clm@codesourcery.com>
16220 * debug.h (set_name): Add comment.
16222 2009-04-28 Andrew Pinski <pinskia@gmail.com>
16225 * config/darwin.c (machopic_gen_offset): Check
16226 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
16227 * config/arm/arm.c (require_pic_register): Likewise.
16229 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
16231 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
16232 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
16233 m32c_promote_prototypes): Delete.
16235 2009-04-28 Michael Matz <matz@suse.de>
16237 PR middle-end/39922
16238 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
16241 2009-04-28 Richard Guenther <rguenther@suse.de>
16243 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
16245 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16247 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
16248 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
16249 * config/arm/arm-tune.md: Regenerate.
16251 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
16253 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
16254 block if there are complex incoming edges.
16255 (sel_merge_blocks): Remove useless assert.
16256 (sel_redirect_edge_and_branch): Check that edge was redirected.
16257 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
16258 (sel_find_rgns): Delete declaration.
16259 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
16260 the region when it is not a preheader.
16262 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16265 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
16267 2009-04-28 Richard Guenther <rguenther@suse.de>
16269 * tree.h (SSA_NAME_VALUE): Remove.
16270 (struct tree_ssa_name): Remove value_handle member.
16271 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
16272 array for jump threading.
16273 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
16275 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
16276 * tree-flow.h (threadedge_initialize_values): Declare.
16277 (threadedge_finalize_values): Likewise.
16278 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
16279 (SSA_NAME_VALUE): Define.
16280 (threadedge_initialize_values): New function.
16281 (threadedge_finalize_values): Likewise.
16282 * tree-ssa-dom.c (ssa_name_values): New global variable.
16283 (SSA_NAME_VALUE): Define.
16284 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
16286 2009-04-28 Ira Rosen <irar@il.ibm.com>
16288 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
16289 Use REPORT_VECTORIZED_LOCATIONS instead
16290 REPORT_VECTORIZED_LOOPS.
16291 * tree-vectorizer.c (vect_verbosity_level): Make static.
16292 (vect_loop_location): Rename to vect_location.
16293 (vect_set_verbosity_level): Update comment.
16294 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
16296 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
16297 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
16298 instead REPORT_UNVECTORIZED_LOOPS.
16299 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
16300 and vect_loop_def to vect_external_def and vect_internal_def.
16301 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
16302 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
16303 REPORT_UNVECTORIZED_LOCATIONS.
16304 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
16305 and vect_used_in_loop and to vect_unused_in_scope and
16306 vect_used_in_scope.
16307 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
16308 (vect_verbosity_level): Remove declaration.
16309 (vect_analyze_operations): Likewise.
16310 (vect_analyze_stmt): Declare.
16311 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
16312 REPORT_UNVECTORIZED_LOCATIONS.
16313 (vect_get_loop_niters): Fix indentation.
16314 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
16315 (vect_analyze_loop_operations): New function.
16316 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
16317 vect_analyze_operations.
16318 (vect_is_simple_reduction): Use new names.
16319 (vectorizable_live_operation, vect_transform_loop): Likewise.
16320 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
16321 to specify whether the data references can be a part of interleaving
16323 (vect_analyze_data_ref_dependence): Use new names.
16324 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
16325 (vect_create_addr_base_for_vector_ref): Remove redundant code.
16326 * tree-vect-patterns.c (widened_name_p): Use new names.
16327 (vect_recog_dot_prod_pattern): Likewise.
16328 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
16329 (process_use, vect_mark_stmts_to_be_vectorized,
16330 vect_model_simple_cost, vect_model_store_cost,
16331 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
16332 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
16333 vectorizable_operation, vectorizable_type_demotion,
16334 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
16335 vectorizable_condition): Likewise.
16336 (vect_analyze_operations): Split into vect_analyze_loop_operations
16338 (vect_analyze_stmt): ... new function.
16339 (new_stmt_vec_info): Use new names.
16340 (vect_is_simple_use): Use new names and fix comment.
16341 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
16342 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
16344 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16347 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
16348 and integer modes for x87 operands. Do not ICE for unsupported size,
16349 generate error instead. Generate error for unsupported operand types.
16350 ['z']: Do not handle HImode memory operands specially. Warning
16351 for floating-point operands. Fallthru to 'Z' for unsupported operand
16352 types. Do not ICE for unsupported size, generate error instead.
16353 (output_387_binary_op): Use %Z to output operands.
16354 (output_fp_compare): Ditto.
16355 (output_387_reg_move): Ditto.
16357 2009-04-28 Ben Elliston <bje@au.ibm.com>
16362 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16364 * builtins.c (c_strlen): Do not warn here.
16365 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16366 * c-common.c (pointer_int_sum): Take an explicit location.
16367 Warn about offsets out of bounds.
16368 * c-common.h (pointer_int_sum): Adjust declaration.
16370 2009-04-27 Ian Lance Taylor <iant@google.com>
16372 * collect2.c (is_ctor_dtor): Change type of ret field in struct
16374 * dce.c (run_fast_df_dce): Change type of old_flags to int.
16375 * df-core.c (df_set_flags): Change return type to int. Change
16376 type of old_flags to int.
16377 (df_clear_flags): Likewise.
16378 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
16379 (df_get_conditional_uses): Likewise.
16380 * df.h (df_set_flags, df_clear_flags): Update declarations.
16381 * dwarf2out.c (struct indirect_string_node): Change type of form
16382 field to enum dwarf_form.
16383 (AT_string_form): Change return type to enum dwarf_form.
16384 * fixed-value.c (fixed_compare): Add cast to enum type.
16385 * fwprop.c (update_df): Change 0 to VOIDmode.
16386 * gensupport.c: Change 0 to UNKNOWN.
16387 * gimple.h (gimple_cond_code): Add cast to enum type.
16388 * haifa-sched.c (reemit_notes): Add cast to enum type.
16389 * hooks.c (hook_int_void_no_regs): Remove function.
16390 * hooks.h (hook_int_void_no_regs): Remove declaration.
16391 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
16392 * predict.c (combine_predictions_for_insn): Add casts to enum type.
16393 * real.c (real_arithmetic): Add cast to enum type.
16394 (real_compare): Likewise.
16395 * target.h (struct gcc_target): Change return type of
16396 branch_target_register_class to enum reg_class.
16397 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
16398 default_branch_target_register_class.
16399 * targhooks.c (default_branch_target_register_class): New function.
16400 * targhooks.h (default_branch_target_register_class): Declare.
16401 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
16402 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
16404 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
16406 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
16407 vect_uninitialized_def. Change 0 to ERROR_MARK.
16408 * tree-vect-stmts.c (supportable_widening_operation): Don't
16409 initialize icode1 and icode2.
16410 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
16411 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
16413 (cmn_err_flag_specs): Change 0 to STD_C89.
16414 (cmn_err_char_table): Likewise.
16415 * config/arm/arm.c (get_arm_condition_code): Change type of code
16416 to enum arm_cond_code.
16417 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
16418 (IWMMXT_BUILTIN2): Likewise.
16419 (neon_builtin_type_bits): Don't define typedef.
16420 (neon_builtin_datum): Change type of bits field to int.
16421 (arm_expand_neon_args): Add cast to enum type.
16422 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
16424 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
16425 casts to enum type.
16426 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
16428 * config/mips/mips.md (jal_macro): Return enum constant.
16429 (single_insn): Likewise.
16430 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
16432 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16433 casts to enum type.
16434 * config/s390/s390.c (s390_tune_flags): Change type to int.
16435 (s390_arch_flags): Likewise.
16436 (s390_handle_arch_option): Change flags field of struct pta to int.
16437 * config/s390/s390.h (s390_tune_flags): Update declaration.
16438 (s390_arch_flags): Likewise.
16439 * config/sh/sh.c (prepare_move_operands): Compare
16440 tls_symbolic_operand result with enum constant.
16441 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
16442 (sh_expand_prologue): Add cast to enum type.
16443 (sh_expand_epilogue): Likewise.
16444 (tls_symbolic_operand): Change return type to enum tls_model.
16445 (fpscr_set_from_mem): Add cast to enum type.
16446 (legitimize_pic_address): Compare tls_symbolic_operand result with
16448 (sh_target_reg_class): Change return type to enum reg_class.
16449 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
16451 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
16452 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
16453 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
16454 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
16455 (delayed_branch, tls_call_delay): Likewise.
16456 (eligible_for_sibcall_delay): Likewise.
16457 (eligible_for_return_delay): Likewise.
16458 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
16459 (spu_expand_builtin_1): Likewise.
16461 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
16462 for all types of conversions.
16463 (output_init_element): Issue -Wc++-compat warning if needed when
16464 initializing a bitfield with enum type.
16465 * c-parser.c (c_parser_expression): Set original_type to
16466 original_type of right hand operand of comma operator.
16468 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16470 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
16472 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
16473 * doc/cpp.texi (Standard Predefined Macros)
16474 (Implementation-defined behavior): Likewise.
16475 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
16476 * doc/gimple.texi (GIMPLE Exception Handling)
16477 (@code{GIMPLE_ASSIGN}): Likewise.
16478 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
16479 * doc/invoke.texi (Warning Options, Optimize Options)
16480 (AVR Options, Darwin Options): Likewise.
16481 (Optimize Options): Reformulate -fwhole-program description.
16482 * doc/loop.texi (Lambda): Likewise.
16483 * doc/md.texi (Output Template, Define Constraints)
16484 (Standard Names, Insn Splitting): Likewise.
16485 * doc/options.texi (Option properties): Likewise.
16486 * doc/passes.texi (Tree-SSA passes): Likewise.
16487 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
16488 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
16489 (File Names and DBX): Likewise.
16490 * doc/trouble.texi (Incompatibilities): Likewise.
16492 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16494 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
16495 instruction is correct.
16497 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16499 Allow non-constant arguments to conversion intrinsics.
16500 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
16501 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
16502 * spu.c (print_operand): Handle 'v' and 'w'.
16503 (exp2_immediate_p, spu_gen_exp2): Define.
16504 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
16505 spu_convtf_1): Update parameter descriptions.
16506 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
16507 * constraints.md ('v', 'w'): New.
16508 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
16510 (i2f, I2F): New define_mode_attr.
16511 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
16512 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
16513 fixuns_truncv4sfv4si2): Update to use mode attribute.
16514 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
16515 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
16516 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
16517 patterns for combine.
16519 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
16521 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
16522 (cprop, hoist, pre, store_motion): New debug counters.
16523 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
16524 is not an RTL pass anymore.
16525 (pass_profiling): Remove extern decl for pass removed in 2005.
16526 (pass_gcse, pass_jump_bypass): Remove.
16527 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
16528 to 0 for clean state.
16529 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
16530 * cse.c (gate_handle_cse_after_global_opts,
16531 rest_of_handle_cse_after_global_opts): New functions.
16532 (pass_cse_after_global_opts): New pass, does local CSE.
16533 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
16534 (TV_CPROP): New timevar.
16535 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
16536 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
16537 (gcse_main, recompute_all_luids): Remove.
16538 (compute_hash_table_work): Call max_reg_num instead of reading
16540 (cprop_jump): Don't set run_jump_opt_after_gcse.
16541 (constprop_register): Always allow to alter jumps.
16542 (cprop_insn): Likewise.
16543 (do_local_cprop): Likewise.
16544 (local_cprop_pass): Likewise. Return non-zero if something changed.
16545 (cprop): Remove function, fold interesting bits into one_cprop_pass.
16546 (find_implicit_sets): Add note about missed optimization opportunity.
16547 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
16548 pass_rtl_cprop execute function.
16549 Don't bother tracking the pass number, each pass gets its own dumpfile
16551 Always allow to alter jumpsand bypass jumps.
16552 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
16553 will just find no suitable set.
16554 (pre_edge_insert): Fix dumping, this function is for PRE only.
16555 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
16556 pass_rtl_pre execute function.
16557 (hoist_code): Return non-zero if something changed. Keep track of
16558 substitutions and insertions for statistics gathering similar to PRE.
16559 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
16560 called from the pass_rtl_hoist execute function. Show pass statistics.
16561 (compute_store_table): Use max_reg_num directly instead of using the
16562 formerly global max_gcse_regno.
16563 (build_store_vectors): Likewise.
16564 (replace_store_insn): Fix dumping.
16565 (store_motion): Rename to ...
16566 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
16567 pass, called from the pass_rtl_store_motion execute function. Keep
16568 track of substitutions and insertions for statistics gathering similar
16570 (bypass_jumps): Remove, fold interesting bits into ...
16571 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
16572 from the pass_rtl_cprop execute function.
16573 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
16574 pass_jump_bypass): Remove.
16575 (gate_handle_gcse, rest_of_handle_gcse): Remove.
16576 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
16577 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
16578 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
16579 (gate_rtl_store_motion, execute_rtl_store_motion,
16580 pass_rtl_store_motion): New.
16581 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
16582 make it clear that -fcse-skip-blocks is a no-op for backward compat.
16583 * passes.c (init_optimization_passes): Remove pass_gcse and
16584 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
16585 and cse_after_global_opts in place of pass_gcse. Schedule cprop
16586 instead of pass_jump_bypass.
16588 2009-04-27 Richard Guenther <rguenther@suse.de>
16590 PR middle-end/39928
16591 * gimplify.c (gimplify_expr): If we are required to create
16592 a temporary make sure it ends up as register.
16594 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
16597 * config/i386/i386.c (construct_container): Don't call
16598 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
16599 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
16601 2009-04-27 Michael Matz <matz@suse.de>
16603 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
16604 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
16605 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
16606 (dump_replaceable_exprs): Take a bitmap.
16607 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
16609 (expand_gimple_basic_block): Likewise.
16610 * tree-ssa-ter.c (struct temp_expr_table_d): Make
16611 replaceable_expressions member a bitmap.
16612 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
16613 (mark_replaceable): Likewise.
16614 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
16615 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
16617 2009-04-27 Richard Guenther <rguenther@suse.de>
16619 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
16620 (verify_stmts): Dispatch to gimple/type verification code.
16621 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
16622 issue with call argument types.
16624 2009-04-27 Michael Matz <matz@suse.de>
16626 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
16627 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
16630 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
16631 Eric Botcazou <ebotcazou@adacore.com>
16633 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
16634 a label's basic block.
16635 (mark_target_live_regs): Tidy and rework obsolete comments.
16636 Change back DF problem to LIVE. If a label starts a basic block,
16637 assume that all registers that used to be live then still are.
16638 (init_resource_info): If a label starts a basic block, set its
16639 BLOCK_FOR_INSN accordingly.
16640 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
16642 2009-04-27 Richard Guenther <rguenther@suse.de>
16644 * tree-flow-inline.h (function_ann): Remove.
16645 (get_function_ann): Likewise.
16646 * tree-dfa.c (create_function_ann): Remove.
16647 * tree-flow.h (struct static_var_ann_d): Remove.
16648 (struct function_ann_d): Likewise.
16649 (union tree_ann_d): Remove fdecl member.
16650 (function_ann_t): Remove.
16651 (function_ann, get_function_ann, create_function_ann): Remove
16654 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
16656 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
16658 2009-04-27 Jan Hubicka <jh@suse.cz>
16660 * ipa-pure-const.c (struct funct_state_d): New fields
16661 state_previously_known, looping_previously_known; remove
16662 state_set_in_source.
16663 (analyze_function): Use new fields.
16664 (propagate): Avoid assumption that state_set_in_source imply
16667 * tree-ssa-loop-niter.c (finite_loop_p): New function.
16668 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
16669 * cfgloop.h (finite_loop_p): Declare.
16671 2009-04-26 Michael Matz <matz@suse.de>
16673 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
16675 2009-04-26 Michael Matz <matz@suse.de>
16677 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
16678 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
16679 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
16680 pass_mark_used_blocks): Remove.
16681 * tree-optimize.c (pass_free_datastructures,
16682 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
16683 * passes.c (init_optimization_passes): Don't call
16684 pass_mark_used_blocks, remove dead code.
16686 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
16688 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
16689 * tree-ssa-live.h (register_ssa_partition): Likewise.
16691 2009-04-26 Michael Matz <matz@suse.de>
16694 * builtins.c (fold_builtin_next_arg): Handle SSA names.
16695 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
16696 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
16698 (compare_pairs): Swap cost comparison.
16699 (coalesce_ssa_name): Don't use change_partition_var.
16700 * tree-nrv.c (struct nrv_data): Add modified member.
16701 (finalize_nrv_r): Set it.
16702 (tree_nrv): Use it to update statements.
16703 (pass_nrv): Require PROP_ssa.
16704 * tree-mudflap.c (mf_decl_cache_locals,
16705 mf_build_check_statement_for): Use make_rename_temp.
16706 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
16707 * alias.c (find_base_decl): Handle SSA names.
16708 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
16709 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
16710 * rtl.h (set_reg_attrs_for_parm): Declare.
16711 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
16712 to "optimized", remove unused locals at finish.
16713 (execute_free_datastructures): Make global, call
16714 delete_tree_cfg_annotations.
16715 (execute_free_cfg_annotations): Don't call
16716 delete_tree_cfg_annotations.
16718 * ssaexpand.h: New file.
16719 * expr.c (toplevel): Include ssaexpand.h.
16720 (expand_assignment): Handle SSA names the same as register variables.
16721 (expand_expr_real_1): Expand SSA names.
16722 * cfgexpand.c (toplevel): Include ssaexpand.h.
16723 (SA): New global variable.
16724 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
16725 (SSAVAR): New macro.
16726 (set_rtl): New helper function.
16727 (add_stack_var): Deal with SSA names, use set_rtl.
16728 (expand_one_stack_var_at): Likewise.
16729 (expand_one_stack_var): Deal with SSA names.
16730 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
16731 before unique numbers.
16732 (expand_stack_vars): Use set_rtl.
16733 (expand_one_var): Accept SSA names, add asserts for them, feed them
16734 to above subroutines.
16735 (expand_used_vars): Expand all partitions (without default defs),
16736 then only the local decls (ignoring those expanded already).
16737 (expand_gimple_cond): Remove edges when jumpif() expands an
16738 unconditional jump.
16739 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
16740 or remove abnormal edges. Ignore insns setting the LHS of a TERed
16742 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
16743 members of SA; deal with PARM_DECL partitions here; expand
16744 all PHI nodes, free tree datastructures and SA. Commit instructions
16745 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
16746 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
16747 info and statements at start, collect garbage at finish.
16748 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
16749 (VAR_ANN_PARTITION) Remove.
16750 (change_partition_var): Don't declare.
16751 (partition_to_var): Always return SSA names.
16752 (var_to_partition): Only accept SSA names.
16753 (register_ssa_partition): Only check argument.
16754 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
16756 (delete_var_map): Don't free it.
16757 (var_union): Only accept SSA names, simplify.
16758 (partition_view_init): Mark only useful SSA names as used.
16759 (partition_view_fini): Only deal with SSA names.
16760 (change_partition_var): Remove.
16761 (dump_var_map): Use ssa_name instead of partition_to_var member.
16762 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
16764 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
16765 (struct _elim_graph): New member const_dests; nodes member vector of
16767 (set_location_for_edge): New static helper.
16768 (create_temp): Remove.
16769 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
16770 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
16771 (new_elim_graph): Allocate const_dests member.
16772 (clean_elim_graph): Truncate const_dests member.
16773 (delete_elim_graph): Free const_dests member.
16774 (elim_graph_size): Adapt to new type of nodes member.
16775 (elim_graph_add_node): Likewise.
16776 (eliminate_name): Likewise.
16777 (eliminate_build): Don't take basic block argument, deal only with
16778 partition numbers, not variables.
16779 (get_temp_reg): New static helper.
16780 (elim_create): Use it, deal with RTL temporaries instead of trees.
16781 (eliminate_phi): Adjust all calls to new signature.
16782 (assign_vars, replace_use_variable, replace_def_variable): Remove.
16783 (rewrite_trees): Only do checking.
16784 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
16785 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
16786 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
16787 contains_tree_r, MAX_STMTS_IN_LATCH,
16788 process_single_block_loop_latch, analyze_edges_for_bb,
16789 perform_edge_inserts): Remove.
16790 (expand_phi_nodes): New global function.
16791 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
16792 functions, initialize new parameter, remember partitions having a
16794 (finish_out_of_ssa): New global function.
16795 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
16796 don't reset in_ssa_p here, don't disable TER when mudflap.
16797 (pass_del_ssa): Remove.
16798 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
16800 (execute_free_datastructures): Declare.
16801 * Makefile.in (SSAEXPAND_H): New variable.
16802 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
16803 * basic-block.h (commit_one_edge_insertion): Declare.
16804 * passes.c (init_optimization_passes): Move pass_nrv and
16805 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
16806 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
16807 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
16808 (redirect_branch_edge): Deal with super block when expanding, split
16809 out jump patching itself into ...
16810 (patch_jump_insn): ... here, new static helper.
16812 2009-04-26 Michael Matz <matz@suse.de>
16814 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
16815 beyond num_ssa_names.
16816 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
16817 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
16819 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16821 PR inline-asm/39543
16822 * fwprop.c (forward_propagate_asm): New function.
16823 (forward_propagate_and_simplify): Propagate also into __asm, if it
16824 doesn't increase the number of referenced registers.
16827 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
16829 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16831 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
16832 note_nonlocal_vla_type for nonlocal VLAs.
16833 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
16834 contains_remapped_vars, remap_vla_decls): New functions.
16835 (convert_nonlocal_reference_stmt): If not optimizing, call
16836 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
16837 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
16838 if it wasn't found in var_map.
16839 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
16840 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
16841 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
16843 * gimplify.c (nonlocal_vlas): New variable.
16844 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
16846 (gimplify_body): Create and destroy nonlocal_vlas.
16848 * dwarf2out.c (loc_descr_plus_const): New function.
16849 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
16850 mem_loc_descriptor, loc_descriptor_from_tree_1,
16851 descr_info_loc, gen_variable_die): Use it.
16853 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
16854 !TREE_STATIC VAR_DECLs.
16855 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
16856 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
16857 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
16858 DECL_BY_REFERENCE is valid.
16859 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
16860 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
16861 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
16862 Copy DECL_BY_REFERENCE.
16863 (struct nesting_copy_body_data): New type.
16864 (nesting_copy_decl): New function.
16865 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
16866 if they have variable length.
16868 2009-04-26 Michael Matz <matz@suse.de>
16870 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
16871 mark new temporaries for renaming.
16873 2009-04-26 Joseph Myers <joseph@codesourcery.com>
16876 * c-decl.c (global_bindings_p): Return negative value.
16877 (c_variable_size): New. Based on variable_size from
16879 (grokdeclarator): Call c_variable_size not variable_size.
16881 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
16883 * config/i386/i386.c (print_operand) ['z']: Fix typo.
16885 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
16887 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
16888 Redefine it to just use mingw/include.
16889 (ASM_SPEC): Rules for -m32 and -m64.
16890 (LINK_SPEC): Use Likewise.
16891 (SPEC_32): New define.
16892 (SPEC_64): Likewise.
16893 (SUB_LINK_SPEC): Likewise.
16894 (MULTILIB_DEFAULTS): New define.
16895 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
16896 Add multilib options.
16897 (MULTILIB_DIRNAMES): Likewise.
16898 (MULTILIB_OSDIRNAMES): Likewise.
16899 (LIBGCC): Likewise.
16900 (INSTALL_LIBGCC): Likewise.
16902 2009-04-26 Joseph Myers <joseph@codesourcery.com>
16905 * c-tree.h (enum c_inline_static_type): New.
16906 (record_inline_static): Declare.
16907 * c-decl.c (struct c_inline_static, c_inline_statics,
16908 record_inline_static, check_inline_statics): New.
16909 (pop_file_scope): Call check_inline_statics.
16910 (start_decl): Call record_inline_static instead of pedwarning
16911 directly for static in inline function.
16912 * c-typeck.c (build_external_ref): Call record_inline_static
16913 instead of pedwarning directly for static referenced in inline
16916 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
16918 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
16919 not new but only being rescanned.
16920 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
16921 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
16922 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
16923 record_set_info, compute_set, grealloc): Remove.
16924 (recompute_all_luids): New function.
16925 (gcse_main): Don't compute sets, and don't do related memory
16926 allocations/free-ing. If something changed before the end of the
16927 pass, update LUIDs using recompute_all_luids.
16928 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
16929 (free_gcse_mem): Don't free it either.
16930 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
16931 Use the df insn LUIDs.
16932 (load_killed_in_block): Likewise.
16933 (compute_hash_table_work): Don't compute reg_set_in_block.
16934 (compute_transp): Use DF_REG_DEF_CHAINs.
16935 (local_cprop_pass): Don't use compute_sets and related functions.
16936 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
16937 Use get_max_uid() instead of max_cuid.
16938 (insert_insn_end_basic_block, pre_insert_copy_insn,
16939 update_ld_motion_stores): Don't try to
16940 keep reg_set tables up to date.
16941 (pre_insert_copies): Use df insn LUIDs.
16942 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
16943 (reg_set_info): Don't use extra bitmap argument.
16944 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
16945 information to compute regs_set_in_block.
16946 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
16947 (bypass_jumps): Don't use compute_sets and friends.
16949 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16952 * opts.c (undocumented_msg): Do not leave blank even with
16955 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16957 * c-decl.c (build_enumerator): Allow values folding to integer
16958 constants but not integer constant expressions with a pedwarn if
16961 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16964 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
16965 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
16966 type is an integer constant.
16968 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
16971 * config/i386/i386.c (print_operand) ['z']: Revert handling of
16974 2009-04-25 Joseph Myers <joseph@codesourcery.com>
16977 * c-decl.c (grokdeclarator): Diagnose declarations of functions
16978 with variably modified return type and no storage class
16979 specifiers, except for the case of nested functions. Distinguish
16980 extern declarations of functions with variably modified return
16981 types from those of objects with variably modified types.
16983 2009-04-25 Jan Hubicka <jh@suse.cz>
16985 * tree.c (list_equal_p): New function.
16986 * tree.h (list_equal_p): Declare.
16987 * coretypes.h (edge_def, edge, const_edge, basic_block_def
16988 basic_block_def, basic_block, const_basic_block): New.
16989 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
16990 (redirect_eh_edge): New function.
16991 (make_eh_edge_update_phi): EH edges are not abnormal.
16992 * except.c: Include tree-flow.h.
16993 (list_match): New function.
16994 (eh_region_replaceable_by_p): New function.
16995 (replace_region): New function.
16996 (hash_type_list): New function.
16997 (hash_eh_region): New function.
16998 (eh_regions_equal_p): New function.
16999 (merge_peers): New function.
17000 (remove_unreachable_regions): Verify EH tree when checking;
17002 (copy_eh_region_1): New function.
17003 (copy_eh_region): New function.
17004 (push_reachable_handler): New function.
17005 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
17006 regions without label but with live RESX.
17007 * except.h (redirect_eh_edge_to_label): New.
17008 * tree-flow.h (redirect_eh_edge): New.
17009 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17010 basic_block_def, basic_block, const_basic_block): Remove.
17011 * Makefile.in (except.o): Add dependency on tree-flow.h
17012 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
17013 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
17016 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
17019 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
17020 on the destination of memcpy.
17022 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
17024 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
17025 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
17026 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
17028 2009-04-25 Jan Hubicka <jh@suse.cz>
17030 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
17031 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
17032 to be reached by different label than left.
17033 (update_eh_edges): Update comment; remove edge_to_remove if possible
17034 and return true if suceeded.
17035 (cleanup_empty_eh): Accept sharing map; handle shared regions.
17036 (cleanup_eh): Compute sharing map.
17037 * except.c (remove_eh_handler_and_replace): Add argument if we should
17039 (remove_unreachable_regions): Update for label sharing.
17040 (label_to_region_map): Likewise.
17041 (get_next_region_sharing_label): New function.
17042 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
17044 (remove_eh_handler): Update.
17045 (remove_eh_region_and_replace_by_outer_of): New function.
17046 * except.h (struct eh_region): Add next_region_sharing_label.
17047 (remove_eh_region_and_replace_by_outer_of,
17048 get_next_region_sharing_label): Declare.
17049 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
17051 2009-04-25 Jan Hubicka <jh@suse.cz>
17053 * tree-cfg.c (split_critical_edges): Split also edges where we can't
17054 insert code even if they are not critical.
17056 2009-04-25 Jan Hubicka <jh@suse.cz>
17058 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17059 (gimple_can_remove_branch_p): EH edges won't remove branch by
17061 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
17062 updating of non-abnormal EH edges.
17063 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17064 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
17065 (split_critical_edges): Split also edges where emitting code on them
17066 will lead to splitting later.
17068 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17069 H.J. Lu <hongjiu.lu@intel.com>
17072 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
17073 the configured assembler supports fildq and fistpq mnemonics.
17074 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
17075 * configure: Regenerated.
17076 * config.in: Ditto.
17078 * config/i386/i386.c (print_operand): Handle 'Z'.
17079 ['z']: Remove handling of special fild/fist suffixes.
17080 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
17081 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
17082 suffix of fild insn.
17083 (*floatsi<mode>2_vector_mixed): Ditto.
17084 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
17085 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
17086 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17087 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
17088 * config/i386/gas.h (GAS_MNEMONICS): Remove.
17090 2009-04-25 Ben Elliston <bje@au.ibm.com>
17092 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
17093 the source of a set operation.
17095 2009-04-25 Anatoly Sokolov <aesok@post.ru>
17097 * target.h (struct gcc_target): Add case_values_threshold field.
17098 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
17099 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
17100 * targhooks.c (default_case_values_threshold): New function.
17101 * targhooks.h (default_case_values_threshold): Declare function.
17102 * stmt.c (expand_case): Use case_values_threshold target hook.
17103 * expr.h (case_values_threshold): Remove declartation.
17104 * expr.c (case_values_threshold): Remove function.
17105 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
17107 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
17108 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17109 (avr_case_values_threshold): Declare as static.
17110 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
17112 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
17113 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17114 (mn10300_case_values_threshold): New function.
17116 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17118 * ira.c (setup_cover_and_important_classes): Add enum cast.
17120 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
17122 * genpreds.c (write_enum_constraint_num): Output definition of
17123 CONSTRAINT_NUM_DEFINED_P macro.
17124 * ira.c (setup_cover_and_important_classes): Use
17125 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
17127 2009-04-24 DJ Delorie <dj@redhat.com>
17129 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
17130 __SH2A_SINGLE_ONLY__ also.
17132 2009-04-24 Steve Ellcey <sje@cup.hp.com>
17134 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
17135 (movdf_internal): Ditto.
17136 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
17137 SFmode and DFmode constants.
17138 (ia64_print_operand): Add 'G' format for printing
17139 floating point constants.
17141 2009-04-24 Richard Guenther <rguenther@suse.de>
17143 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
17144 from unsigned additions.
17146 2009-04-24 Joseph Myers <joseph@codesourcery.com>
17148 * c-typeck.c (set_init_index): Allow array designators that are
17149 not integer constant expressions with a pedwarn if pedantic.
17151 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17153 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
17154 zero if no overlap in nonzero bits between the operands.
17156 2009-04-24 Ian Lance Taylor <iant@google.com>
17158 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
17159 (record_dead_and_set_regs): Likewise.
17160 * df.h (struct df_mw_hardreg): Change flags field to int.
17161 (struct df_base_ref): Likewise.
17162 (struct df): Change changeable_flags field to int.
17163 * df-scan.c (df_defs_record): Change clobber_flags to int.
17164 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
17165 constants rather than #define macros.
17166 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
17167 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
17168 (enum dwarf_calling_convention): Likewise.
17169 (enum dwarf_line_number_x_ops): Likewise.
17170 (enum dwarf_call_frame_info): Likewise.
17171 (enum dwarf_source_language): Likewise.
17172 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
17173 (add_calling_convention_attribute): Likewise.
17174 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
17175 (combine_comparisons): Change compcode to int. Add cast to enum type.
17176 * genrecog.c (maybe_both_true_2): Change c to int.
17177 (write_switch): Likewise. Add cast to enum type.
17178 * gimplify.c (gimplify_omp_for): Handle return values from
17179 gimplify_expr using MIN rather than bitwise or.
17180 (gimplify_expr): Add cast to enum type.
17181 * ipa-prop.c (update_jump_functions_after_inlining): Change
17182 IPA_BOTTOM to IPA_JF_UNKNOWN.
17183 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
17184 Add casts to enum type.
17185 (setup_cover_and_important_classes): Change cl to int. Add casts
17187 (setup_class_translate): Change cl and mode to int.
17188 (ira_init_once): Change mode to int.
17189 (free_register_move_costs): Likewise.
17190 (setup_prohibited_mode_move_regs): Add casts to enum type.
17191 * langhooks.c (add_builtin_function_common): Rework assertion that
17192 value fits bitfield.
17193 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
17194 * omega.c (omega_do_elimination): Avoid math on enum types.
17195 * optabs.c (expand_vec_shift_expr): Remove casts to int.
17196 * opts.c (set_debug_level): Change 2 to enum constant. Use new
17197 int local to handle integral_argment value.
17198 * regmove.c (try_auto_increment): Change PUT_MODE to
17200 * reload.c (push_secondary_reload): Add casts to enum type.
17201 (secondary_reload_class, find_valid_class): Likewise.
17202 * reload1.c (emit_input_reload_insns): Likewise.
17203 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
17204 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
17205 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
17207 * tree.c (build_common_builtin_nodes): Add casts to enum type.
17208 * tree-complex.c (complex_lattice_t): Typedef to int rather than
17210 (expand_complex_libcall): Add casts to enum type.
17211 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
17212 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
17213 with ERROR_MARK, not NUM_TREE_CODES.
17214 (vect_create_epilog_for_reduction): Likewise.
17215 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
17216 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
17217 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
17219 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
17220 vect_unused_in_loop. Change 0 to loop_vect.
17221 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
17222 * var-tracking.c (get_init_value): Change return type to enum
17224 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
17225 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
17227 (arm_override_options): Add casts to enum type.
17228 (arm_emit_tls_decoration): Likewise.
17229 * config/i386/i386.c (ix86_function_specific_restore): Add casts
17231 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
17232 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
17233 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
17235 * config/s390/s390.c (code_for_builtin_64): Change to array of
17237 (code_for_builtin_31): Likewise.
17238 (s390_expand_builtin): Change code_for_builtin to enum insn_code
17240 * config/sparc/sparc.c (sparc_override_options): Change value
17241 field in struct code_model to enum cmodel. In initializer change
17242 0 to NULL and add cast to enum type.
17244 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
17245 Change all callers. Issue a -Wc++-compat warning using
17246 lhs_origtype if necessary.
17247 (convert_for_assignment): Issue -Wc++-compat warnings about
17248 invalid conversions to enum type on assignment.
17249 * c-common.h (build_modify_expr): Update declaration.
17251 2009-04-24 Nick Clifton <nickc@redhat.com>
17253 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
17254 (function_arg_advance): Likewise.
17255 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
17258 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17260 * config/s390/constraints.md ('I', 'J'): Fix condition.
17262 2009-04-24 Diego Novillo <dnovillo@google.com>
17264 * gengtype-parse.c (parse_error): Add newline after message.
17266 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17268 * config/i386/sse.md (avxmodesuffixs): Removed.
17269 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
17270 (*avx_pinsr<ssevecsize>): This.
17272 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17274 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
17275 follow chains of regs with a single definition, and allow expressions
17276 that are function_invariant_p.
17277 (simple_rhs_p): Allow expressions that are function_invariant_p.
17279 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
17281 PR middle-end/39867
17282 * fold-const.c (fold_cond_expr_with_comparison): When folding
17283 > and >= to MAX, make sure the MAX uses the same type as the
17284 comparison's operands.
17286 2009-04-24 Nick Clifton <nickc@redhat.com>
17288 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
17289 addressing for DImode accesses.
17290 (frv_print_operand_address): Handle PLUS case.
17291 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
17293 2009-04-24 Jakub Jelinek <jakub@redhat.com>
17295 PR rtl-optimization/39794
17296 * alias.c (canon_true_dependence): Add x_addr argument.
17297 * rtl.h (canon_true_dependence): Adjust prototype.
17298 * cse.c (check_dependence): Adjust canon_true_dependence callers.
17299 * cselib.c (cselib_invalidate_mem): Likewise.
17300 * gcse.c (compute_transp): Likewise.
17301 * dse.c (scan_reads_nospill): Likewise.
17302 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
17303 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
17304 canon_base_addr of the group, plus optional offset.
17305 (struct group_info): Rename canon_base_mem to
17307 (get_group_info): Set canon_base_addr to canon_rtx of base, not
17308 canon_rtx of base_mem.
17310 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
17312 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
17313 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
17315 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17317 * config/spu/spu-builtins.h: Delete file.
17319 * config/spu/spu.h (enum spu_builtin_type): Move here from
17321 (struct spu_builtin_description): Likewise. Add GTY marker.
17322 Do not use enum spu_function_code or enum insn_code.
17323 (spu_builtins): Add extern declaration.
17325 * config/spu/spu.c: Do not include "spu-builtins.h".
17326 (enum spu_function_code, enum spu_builtin_type_index,
17327 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
17328 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
17329 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
17330 unsigned_V2DI_type_node): Move here from spu-builtins.h.
17331 (spu_builtin_types): Make static. Add GTY marker.
17332 (spu_builtins): Add extern declaration with GTY marker.
17333 Include "gt-spu.h".
17335 * config/spu/spu-c.c: Do not include "spu-builtins.h".
17336 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
17337 Check programmatically whether all parameters are scalar.
17339 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
17341 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
17343 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
17344 assignment from the constructor either if the target is volatile.
17346 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
17348 * config/arm/arm.md (insv): Do not share operands[0].
17350 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
17352 * config/vxlib-tls.c (active_tls_threads): Delete.
17353 (delete_hook_installed): New.
17354 (tls_delete_hook): Don't delete the delete hook.
17355 (tls_destructor): Delete it here.
17356 (__gthread_set_specific): Adjust installing the delete hook.
17357 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
17358 __gthread_leave_tsd_dtor_context.
17360 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
17362 * c-format.c (gcc_tdiag_char_table): Add support for %E.
17364 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
17366 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
17368 (alpha_rtx_costs): Ditto.
17369 (emit_unlikely_jump): Use add_reg_note.
17370 (emit_frame_store_1): Ditto.
17371 (alpha_expand_prologue): Ditto.
17372 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17373 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
17375 2009-04-23 Nick Clifton <nickc@redhat.com>
17377 * config/v850/v850.md (epilogue): Remove suppressed code.
17378 (return): Rename to return_simple and remove test of frame size.
17379 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
17380 to gen_return_simple.
17382 2009-04-22 Jing Yu <jingyu@google.com>
17385 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
17387 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17390 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
17391 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
17392 value is a VECTOR_CST, the element type is the element type of the
17395 2009-04-22 DJ Delorie <dj@redhat.com>
17397 * config/m32c/m32c.h: Update GTY annotations to new syntax.
17399 2009-04-22 Jakub Jelinek <jakub@redhat.com>
17401 * alias.c (find_base_term): Move around LO_SUM case, so that
17402 CONST falls through into PLUS/MINUS handling.
17405 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
17406 into 0, use omit_one_operand.
17408 2009-04-23 Ben Elliston <bje@au.ibm.com>
17410 * config/rs6000/linux-unwind.h (get_regs): Remove type
17411 puns. Change the type of `pc' to an array of unsigned ints and
17412 update all users. Constify frame24.
17414 2009-04-22 DJ Delorie <dj@redhat.com>
17416 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
17417 declarations before code.
17418 (current_function_special_page_vector): Likewise.
17419 (m32c_expand_insv): Silence a warning.
17421 2009-04-21 Taras Glek <tglek@mozilla.com>
17423 * alias.c: Update GTY annotations to new syntax.
17424 * basic-block.h: Likewise.
17425 * bitmap.h: Likewise.
17426 * c-common.h: Likewise.
17427 * c-decl.c: Likewise.
17428 * c-parser.c: Likewise.
17429 * c-pragma.c: Likewise.
17430 * c-tree.h: Likewise.
17431 * cfgloop.h: Likewise.
17432 * cgraph.h: Likewise.
17433 * config/alpha/alpha.c: Likewise.
17434 * config/arm/arm.h: Likewise.
17435 * config/avr/avr.h: Likewise.
17436 * config/bfin/bfin.c: Likewise.
17437 * config/cris/cris.c: Likewise.
17438 * config/darwin.c: Likewise.
17439 * config/frv/frv.c: Likewise.
17440 * config/i386/i386.c: Likewise.
17441 * config/i386/i386.h: Likewise.
17442 * config/i386/winnt.c: Likewise.
17443 * config/ia64/ia64.h: Likewise.
17444 * config/iq2000/iq2000.c: Likewise.
17445 * config/mips/mips.c: Likewise.
17446 * config/mmix/mmix.h: Likewise.
17447 * config/pa/pa.c: Likewise.
17448 * config/pa/pa.h: Likewise.
17449 * config/rs6000/rs6000.c: Likewise.
17450 * config/s390/s390.c: Likewise.
17451 * config/sparc/sparc.c: Likewise.
17452 * config/xtensa/xtensa.c: Likewise.
17453 * cselib.h: Likewise.
17454 * dbxout.c: Likewise.
17455 * dwarf2out.c: Likewise.
17456 * except.c: Likewise.
17457 * except.h: Likewise.
17458 * fixed-value.h: Likewise.
17459 * function.c: Likewise.
17460 * function.h: Likewise.
17461 * gimple.h: Likewise.
17462 * integrate.c: Likewise.
17463 * optabs.c: Likewise.
17464 * output.h: Likewise.
17465 * real.h: Likewise.
17467 * stringpool.c: Likewise.
17468 * tree-data-ref.c: Likewise.
17469 * tree-flow.h: Likewise.
17470 * tree-scalar-evolution.c: Likewise.
17471 * tree-ssa-address.c: Likewise.
17472 * tree-ssa-alias.h: Likewise.
17473 * tree-ssa-operands.h: Likewise.
17474 * tree.c: Likewise.
17475 * tree.h: Likewise.
17476 * varasm.c: Likewise.
17477 * varray.h: Likewise.
17479 * coretypes.h: Do not define GTY macro if it is already defined.
17480 * doc/gty.texi: Update GTY documentation to new syntax.
17481 * gengtype-lex.l: Enforce attribute-like syntax for GTY
17482 annotations on structs.
17483 * gengtype-parse.c: Likewise.
17485 2009-04-22 Mark Heffernan <meheff@google.com>
17487 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
17489 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17491 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
17494 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17496 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
17497 the same as a PLUS without a shift. Increase the cost of a
17500 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17502 * Makefile.in: Update dependencies.
17503 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
17504 * errors.h: Remove bogus comment about compatibility.
17505 (warning): Update declaration.
17506 * genautomata.c: Update all calls to warning.
17507 * gimple.c: Do not include errors.h. Include toplev.h.
17508 * tree-ssa-structalias.c: Do not include errors.h.
17509 * omega.c: Likewise.
17510 * tree-ssa-reassoc.c: Likewise.
17511 * config/spu/spu-c.c: Likewise.
17512 * config/spu/t-spu-elf: Update dependencies.
17514 2009-04-22 Richard Guenther <rguenther@suse.de>
17516 PR tree-optimization/39824
17517 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
17518 make sure the types are compatible.
17520 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17523 * c-common.c (c_parse_error): Take a token_flags parameter.
17524 Use token_type for the token type instead.
17525 Pass token_flags to cpp_type2name.
17526 * c-common.h (c_parse_error): Update declaration.
17527 * c-parser.c (c_parser_error): Pass 0 as token flags.
17529 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
17531 PR rtl-optimization/39580
17532 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
17534 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17536 * function.c (expand_function_end): Do not emit a jump to the "naked"
17537 return label for fall-through returns.
17538 * except.c (sjlj_emit_function_exit): Always place the call to the
17539 unregister function at the location installed by expand_function_end.
17541 2009-04-22 Richard Guenther <rguenther@suse.de>
17543 PR tree-optimization/39845
17544 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
17545 (gen_inbound_check): Likewise.
17547 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
17549 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
17551 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
17552 * config/vxlib.c (__gthread_once): Add race guard for PPC.
17554 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17556 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
17557 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
17558 shift counts to avoid out-of-bounds array accesses.
17560 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17562 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
17563 (Pmode): Move above.
17565 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
17567 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
17568 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
17569 GET_CODE macro. Use IN_RANGE macro where appropriate.
17570 * config/alpha/alpha.h: Ditto.
17571 * config/alpha/alpha.md: Ditto.
17572 * config/alpha/constraints.md: Ditto.
17573 * config/alpha/predicates.md: Ditto.
17575 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17577 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
17578 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17579 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17580 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17581 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17582 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17583 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17584 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17585 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17586 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17587 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17588 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17589 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17590 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17591 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17592 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17593 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17594 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17595 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17596 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17597 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17598 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17599 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17600 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17601 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17602 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17603 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17605 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
17607 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
17608 references from comments.
17609 * cfgbuild.c: (count_basic_blocks): Delete.
17610 (find_basic_blocks_1): Delete.
17611 (find_basic_blocks): Delete.
17612 * except.c (finish_eh_generation): Make static. Move comment from
17613 except.h here. Remove find_basic_blocks references from comments.
17614 * except.h (finish_eh_generation): Delete.
17615 * basic-block.h (find_basic_blocks): Delete.
17616 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
17618 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
17620 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
17621 (sdbout_parms): Likewise.
17623 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17625 * config/sh/sh.c (prepare_cbranch_operands): Use
17626 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
17627 (expand_cbranchdi4): Likewise.
17628 (from_compare): Add cast to enum type.
17629 (expand_cbranchsi4): Use add_reg_note.
17630 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
17631 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
17632 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
17633 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17634 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
17635 instead of CODE_FOR_nothing.
17636 (cbranchdi4): Likewise. Fix the order of arguments for
17638 (push_fpscr): Use add_reg_note.
17639 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
17640 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
17642 2009-04-21 Joseph Myers <joseph@codesourcery.com>
17644 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
17645 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17646 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17647 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
17648 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
17649 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
17650 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
17651 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
17652 config/alpha/x-vms, config/arc/t-arc,
17653 config/arm/README-interworking, config/arm/arm-c.c,
17654 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
17655 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
17656 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
17657 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
17658 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
17659 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
17660 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
17661 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
17662 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
17663 config/cris/t-elfmulti, config/crx/t-crx,
17664 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
17665 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
17666 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
17667 config/h8300/t-h8300, config/i386/athlon.md,
17668 config/i386/darwin-libgcc.10.4.ver,
17669 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
17670 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
17671 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
17672 config/i386/t-linux64, config/i386/t-nwld,
17673 config/i386/t-rtems-i386, config/i386/t-sol2-10,
17674 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
17675 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
17676 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
17677 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
17678 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
17679 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
17680 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
17681 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
17682 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
17683 config/m68k/t-uclinux, config/mcore/t-mcore,
17684 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
17685 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
17686 config/mips/crtn.asm, config/mips/irix-crti.asm,
17687 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
17688 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
17689 config/mips/mips-fixed.md, config/mips/sb1.md,
17690 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
17691 config/mips/t-iris6, config/mips/t-isa3264,
17692 config/mips/t-libgcc-mips16, config/mips/t-linux64,
17693 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
17694 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
17695 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
17696 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
17697 config/mn10300/t-linux, config/mn10300/t-mn10300,
17698 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
17699 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
17700 config/picochip/libgccExtras/clzsi2.asm,
17701 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
17702 config/rs6000/darwin-libgcc.10.4.ver,
17703 config/rs6000/darwin-libgcc.10.5.ver,
17704 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
17705 config/rs6000/t-aix43, config/rs6000/t-aix52,
17706 config/rs6000/t-darwin, config/rs6000/t-fprules,
17707 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
17708 config/rs6000/t-lynx, config/rs6000/t-netbsd,
17709 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
17710 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
17711 config/rs6000/t-rtems, config/rs6000/t-spe,
17712 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
17713 config/score/t-score-elf, config/sh/divcost-analysis,
17714 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
17715 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
17716 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
17717 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
17718 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
17719 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
17720 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
17721 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
17722 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
17723 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
17724 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
17725 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
17726 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
17727 limitx.h, version.c, xcoff.h: Add copyright and license notices.
17728 * config/h8300/genmova.sh: Include copyright and license notices
17729 in generated output.
17730 * config/h8300/mova.md: Regenerate.
17731 * doc/install.texi2html: Include word "Copyright" in copyright
17732 notice and use name "Free Software Foundation, Inc.".
17733 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17734 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17735 ChangeLog-2007, ChangeLog-2008: Correct dates.
17737 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
17739 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
17740 NE_EXPR operations as well.
17741 * c-parser.c (c_parser_condition): Do not set location information on
17743 (c_parser_conditional_expression): Likewise.
17744 (c_parser_binary_expression): Set location information on operators.
17745 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
17746 TRUTH_NOT_EXPR has been folded.
17747 * fold-const.c (fold_truth_not_expr): Copy location information from
17748 the incoming expression to the outgoing one.
17749 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
17750 recursive calls on the LHS of the operator but pass that of the
17751 operator to recursive calls on the RHS of the operator. Set it
17753 (shortcut_cond_expr): Set the locus of the operator on the second
17754 COND_EXPR and that of the expression on the first in degenerate cases.
17755 Pass the locus of the expression to calls to shortcut_cond_r.
17756 Set the locus of the 'then' block on the associated jump, if any.
17757 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
17758 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
17759 expression to call to gimplify_boolean_expr.
17761 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
17763 * config.gcc: Add additional configuration for
17764 i686-w64-mingw* and x86_64-w64-mingw* triplet.
17765 * config/i386/mingw-w64.h: New mingw-w64 specific header.
17766 (CPP_SPEC): Redefine for allowing -municode option.
17767 (STARTFILE_SPEC): Likewise.
17768 * config/i386/t-mingw-w64: New.
17769 * config/i386/mingw-w64.opt: New.
17770 (municode): Add new target option.
17771 * doc/invoke.texi (municode): Add documentation for new option.
17773 2009-04-21 Ian Lance Taylor <iant@google.com>
17775 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17776 Correct test for number of arguments.
17777 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
17779 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
17781 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
17782 argument of emit_library_call.
17784 2009-04-21 Richard Guenther <rguenther@suse.de>
17786 PR middle-end/39829
17787 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
17788 inside VIEW_CONVERT_EXPRs.
17790 2009-04-21 Martin Jambor <mjambor@suse.cz>
17792 * tree-switch-conversion.c (build_constructors): Split a long line.
17793 (constructor_contains_same_values_p): New function.
17794 (build_one_array): Create assigns of constants if possible, do not
17795 call mark_sym_for_renaming, call update_stmt.
17796 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
17797 make_rename_temp. Do not call mark_symbols_for_renaming, call
17799 (gen_def_assigns): Do not call mark_symbols_for_renaming or
17800 find_new_referenced_vars, call update_stmt.
17801 (gen_inbound_check): Use create_tmp_var and create ssa names manually
17802 instead of calling make_rename_temp. Do not call
17803 find_new_referenced_vars or mark_symbols_for_renaming, call
17806 2009-04-21 Richard Guenther <rguenther@suse.de>
17808 PR tree-optimization/39827
17809 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
17810 (tree_ssa_phiprop): Pass the correct array size.
17812 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
17814 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
17816 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
17819 * c-typeck.c (lvalue_p): Move declaration ...
17820 * c-common.h (lvalue_p): ... to here.
17821 * c-common.c (candidate_equal_p): New.
17822 (add_tlist): Use it.
17823 (merge_tlist): Use it.
17824 (warn_for_collisions_1): Likewise.
17825 (warning_candidate_p): Accept more candidates.
17826 (verify_tree): A warning candidate can be an expression. Use
17829 2009-04-21 Ben Elliston <bje@au.ibm.com>
17832 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
17833 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
17834 options. Remove -mcall-solaris documentation.
17836 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17839 * doc/invoke.texi (-Wlong-long): Update description.
17840 * c-lex (interpret_integer): Only warn if there was no previous
17841 overflow and -Wlong-long is enabled.
17842 * c-decl.c (declspecs_add_type): Drop redundant flags.
17843 * c.opt (Wlong-long): Init to -1.
17844 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
17845 and front-end warn_long_long. Wlong-long only depends on other
17846 flags if it is uninitialized.
17847 * c-parser.c (disable_extension_diagnostics): warn_long_long is
17848 the same for CPP and FE.
17849 (restore_extension_diagnostics): Likewise.
17851 2009-04-20 Ian Lance Taylor <iant@google.com>
17853 Fix enum conversions which are invalid in C++:
17854 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
17855 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
17856 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
17857 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
17858 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
17859 (dbxout_parms): Likewise.
17860 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
17861 (df_clear_flags): Likewise.
17862 * df-problems.c (df_rd_bb_local_compute_process_def): Change
17863 top_flag parameter to int.
17864 (df_chain_create_bb_process_use): Likewise.
17865 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
17867 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
17868 (df_ref_create_structure, df_def_record_1): Likewise.
17869 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
17870 (df_notes_rescan): Change 0 to VOIDmode in function call.
17871 (df_get_call_refs, df_insn_refs_collect): Likewise.
17872 (df_bb_regs_collect): Likewise.
17873 (df_entry_block_defs_collect): Likewise.
17874 (df_exit_block_uses_collect): Likewise.
17875 * df.h: Update declarations.
17876 * double-int.c (double_int_divmod): Add cast to enum type.
17877 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
17878 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
17879 (based_loc_descr): Likewise.
17880 (loc_descriptor_from_tree_1): Change first_op and second_op to
17881 enum dwarf_location_atom. Add cast to enum type.
17882 * expmed.c (init_expmed): Change 0 to SET in function call.
17883 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
17884 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
17885 (do_store_flag): Likewise.
17886 * fixed-value.h (struct fixed_value): Change mode to enum
17888 * function.c (assign_parms): Change 0 to VOIDmode in function call.
17889 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
17891 (insert_insn_decl, insert_decl, insert_state): Likewise.
17892 (automata_list_finish): Likewise.
17893 * genrecog.c (process_define_predicate): Add cast to enum type.
17894 * gensupport.c (init_predicate_table): Add cast to enum type.
17895 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
17897 (gimple_build_call_1, gimple_build_label): Likewise.
17898 (gimple_build_goto, gimple_build_asm_1): Likewise.
17899 (gimple_build_switch_1, gimple_build_cdt): Likewise.
17900 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
17901 (enum fallback): Rename from enum fallback_t.
17902 (fallback_t): Typedef as int.
17903 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
17904 GSI_SAME_STMT in function call.
17905 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
17907 (setup_reg_class_relations): Likewise.
17908 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
17909 (setup_prohibited_class_mode_regs): Add cast to enum type.
17910 (setup_prohibited_mode_move_regs): Likewise.
17911 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
17912 (record_address_regs): Change i to enum reg_class.
17913 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
17914 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
17915 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
17916 (GET_MODE_2XWIDER_MODE): Likewise.
17917 (GET_CLASS_NARROWEST_MODE): Likewise.
17918 * omp-low.c (expand_omp_for): Add cast to enum type.
17919 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
17920 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
17921 * postreload.c (reload_cse_simplify_operands): Change rclass local
17923 * predict.c (combine_predictions_for_insn): Change best_predictor
17924 and predictor to enum br_predictor.
17925 (combine_predictions_for_bb): Likewise.
17926 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
17927 use SET_PREDICT_EXPR_OUTCOME.
17928 * real.c (real_arithmetic): Change icode to code in function call.
17929 * reginfo.c (init_move_cost): Add casts to enum type.
17930 (init_reg_sets_1, init_fake_stack_mems): Likewise.
17931 * regmove.c (regclass_compatible_p): Change class0 and class1 to
17933 * reload.c (find_valid_class): Add casts to enum type.
17934 (push_reload): Change 0 to NO_REGS in function call.
17935 (find_reloads): Change this_alternative to array of enum
17936 reg_class. Remove some now-unnecessary casts.
17937 (make_memloc): Change 0 to VOIDmode in function call.
17938 * reload1.c (reload): Change 0 to VOIDmode in function call.
17939 (eliminate_regs_1, elimination_effects): Likewise.
17940 (eliminate_regs_in_insn): Likewise.
17941 (emit_input_reload_insns): Add cast to enum type.
17942 (delete_output_reload): Change 0 to VOIDmode in function call.
17943 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
17944 to enum type in function call.
17945 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
17946 (SET_PREDICT_EXPR_OUTCOME): Define.
17947 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
17948 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
17949 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
17950 (dump_function): Likewise.
17951 * tree-dump.h: Update declarations.
17952 * tree-pass.h: Update declarations.
17953 * varasm.c (assemble_integer): Change mclass to enum mode_class.
17954 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
17956 (arm_rtx_costs_1): Correct parenthesization.
17957 (arm_rtx_costs): Add casts to enum type.
17958 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
17959 (vfp_emit_fstmd): Use add_rg_note.
17960 (emit_multi_reg_push, emit_sfm): Likewise.
17961 (thumb_set_frame_pointer): Likewise.
17962 (arm_expand_prologue): Likewise.
17963 (arm_regno_class): Change return type to enum reg_class.
17964 (thumb1_expand_prologue): Use add_reg_note.
17965 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
17966 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
17968 * config/arm/gentune.sh: Add cast to enum type.
17969 * config/arm/arm-tune.md: Rebuild.
17970 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
17971 (ix86_split_fp_branch, predict_jump): Likewise.
17972 (ix86_expand_multi_arg_builtin): Change sub_code from enum
17973 insn_code to enum rtx_code.
17974 (ix86_builtin_vectorized_function): Add cast to enum type.
17975 * config/i386/i386.md (truncdfsf2): Change slot to enum
17977 (truncxf<mode>2, isinf<mode>2): Likewise.
17978 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
17980 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
17981 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
17982 (insert_bundle_state): Change 1 to INSERT in function call.
17983 (ia64_add_bundle_selector_before): Likewise.
17984 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
17985 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
17986 (restore_stack_nonlocal): Likewise.
17987 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
17989 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
17991 (mips_rtx_costs): Likewise.
17992 (mips_override_options): Add casts to enum type.
17993 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
17995 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
17996 (store_reg, set_reg_plus_d): Likewise.
17997 (hppa_expand_prologue, hppa_profile_hook): Likewise.
17998 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18000 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
18002 (emit_unlikely_jump): Use add_reg_note.
18003 (rs6000_emit_allocate_stack): Likewise.
18004 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
18005 (output_toc): Change 1 to INSERT in function call.
18006 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
18007 (rs6000_initialize_trampoline): Likewise.
18008 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
18010 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
18011 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
18012 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
18013 (save_gprs): Use add_reg_note.
18014 (s390_emit_prologue): Likewise.
18015 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18016 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
18017 (sparc_fold_builtin): Add cast to enum type.
18018 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
18020 (spu_expand_prologue): Use add_reg_note.
18021 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
18023 2009-04-20 Ian Lance Taylor <iant@google.com>
18025 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
18026 (c_parser_postfix_expression_after_primary): Get VEC for list of
18027 arguments. Get original types of arguments. Call
18028 build_function_call_vec.
18029 (cached_expr_list_1, cached_expr_list_2): New static variables.
18030 (c_parser_expr_list): Change return type to VEC *. Add
18031 p_orig_types parameter. Change all callers.
18032 (c_parser_release_expr): New static function.
18033 (c_parser_vec_to_tree_list): New static function.
18034 * c-typeck.c (build_function_call): Rewrite to build a VEC and
18035 call build_function_call_vec.
18036 (build_function_call_vec): New function, based on old
18037 build_function_call.
18038 (convert_arguments): Remove nargs and argarray parameters. Change
18039 values to a VEC. Add origtypes parameter.
18040 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
18041 (convert_for_assignment): Add origtype parameter. Change all
18042 callers. If warn_cxx_compat, check for conversion to an enum
18043 type when calling a function.
18044 (store_init_value): Add origtype parameter. Change all callers.
18045 (digest_init): Likewise.
18046 (struct init_node): Add origtype field.
18047 (add_pending_init): Add origtype parameter. Change all callers.
18048 (output_init_element): Likewise.
18049 (output_pending_init_elements): Pass origtype from init_node to
18050 output_init_element.
18051 (process_init_element): Pass origtype from c_expr to
18052 output_init_element.
18053 (c_finish_return): Add origtype parameter. Change all callers.
18054 * c-common.c (sync_resolve_size): Change params to VEC *. Change
18056 (sync_resolve_params): Likewise.
18057 (sync_resolve_return): Change params to first_param. Change caller.
18058 (resolve_overloaded_builtins): Change params to VEC *. Change
18059 callers. Save first parameter around call to build_function_call_vec.
18060 * c-decl.c (finish_decl): Add origtype parameter. Change all
18061 callers. Call build_function_call_vec rather than
18062 build_function_call for cleanup.
18063 * c-tree.h: Update declarations.
18064 * c-common.h: Update declarations.
18065 * stub-objc.c (objc_rewrite_function_call): Change parameter from
18066 params to first_param.
18067 * target.h (struct gcc_target): Change resolve_overloaded_builtin
18068 params parameter from tree to void *.
18069 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18070 Change arglist parameter to have type void *, and to be a pointer
18072 * config/rs6000/rs6000-protos.h
18073 (altivec_resolve_overloaded_builtin): Update declaration.
18074 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
18075 fnargs parameter to have type void *, and to be a pointer to a
18076 VEC. Call build_function_call_vec instead of
18077 build_function_call.
18078 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
18080 2009-04-20 Joey Ye <joey.ye@intel.com>
18081 Xuepeng Guo <xuepeng.guo@intel.com>
18082 H.J. Lu <hongjiu.lu@intel.com>
18084 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
18086 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
18087 (IX86_LEA_PRIORITY): Likewise.
18088 (distance_non_agu_define): New function.
18089 (distance_agu_use): Likewise.
18090 (ix86_lea_for_add_ok): Likewise.
18091 (ix86_dep_by_shift_count): Likewise.
18093 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
18094 should split for LEA.
18096 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
18098 (ix86_dep_by_shift_count): Likewise.
18100 2009-04-20 Richard Guenther <rguenther@suse.de>
18102 * expr.c (handled_component_p): Move ...
18103 * tree.h (handled_component_p): ... here.
18104 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
18105 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
18106 and REALPART_EXPR to be in one group.
18108 2009-04-20 Richard Guenther <rguenther@suse.de>
18110 * basic-block.h (get_all_dominated_blocks): Declare.
18111 * dominance.c (get_all_dominated_blocks): New function.
18112 * tree-cfg.c (get_all_dominated_blocks): Remove.
18113 (remove_edge_and_dominated_blocks): Adjust.
18114 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
18115 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
18116 instead of recursing.
18118 2009-04-20 Doug Kwan <dougkwan@google.com>
18120 * cgraph.h (cgraph_node_ptr): New type for vector functions.
18121 (struct cgraph_node_set_def): New type.
18122 (cgraph_node_set) New type. Also declare vector functions.
18123 (struct cgraph_node_set_element_def): New type.
18124 (cgraph_node_set_element): Ditto.
18125 (cgraph_node_set_iterator): New iterator type.
18126 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
18127 cgraph_node_set_remove, dump_cgraph_node_set,
18128 debug_cgraph_node_set): New prototypes.
18129 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
18130 cgraph_node_set_size): New inlines.
18131 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
18132 including cgraph.h.
18133 (struct ipa_opt_pass): Add struct cgraph_node_set_def
18134 argument to function 'write_summary'.
18135 * ipa.c: Include ggc.h.
18136 (hash_cgraph_node_set_element,
18137 eq_cgraph_node_set_element, cgraph_node_set_new,
18138 cgraph_node_set_add, cgraph_node_set_remove,
18139 cgraph_node_set_find, dump_cgraph_node_set,
18140 debug_cgraph_node_set): New functions.
18141 * Makefile.in (ipa.o): Add dependency on GGC_H.
18143 2009-04-20 Ira Rosen <irar@il.ibm.com>
18145 PR tree-optimization/39675
18146 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
18147 check of the return code of vect_schedule_slp. Check that
18148 stmt_vec_info still exists for the statement, before checking its
18149 vectorization type.
18151 2009-04-20 Michael Matz <matz@suse.de>
18153 * Makefile.in (generated_files): Take out $(simple_generated_c).
18155 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
18157 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
18158 (UINTPTR_TYPE): Likewise.
18160 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18163 * c-typeck.c (digest_init): Check for initializing an array with a
18166 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18169 * c-semantics.c (pop_stmt_list): Propagate
18170 STATEMENT_LIST_HAS_LABEL to parent statement list.
18172 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
18174 * config/mips/mips.h (mips_tune_attr): New macro.
18175 * config/mips/mips.md (cpu): Use it.
18177 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18180 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
18183 2009-04-19 Diego Novillo <dnovillo@google.com>
18185 * toplev.c (compile_file): Move call to coverage_finish ...
18186 * cgraphunit.c (ipa_passes): ... here.
18187 Call cgraph_process_new_functions.
18188 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
18189 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
18191 2009-04-19 Jan Hubicka <jh@suse.cz>
18193 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
18195 (dump_cgraph_node): Dump can throw external flag.
18196 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
18198 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18202 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
18203 * common.opt (Wlogical-op): Move from here...
18204 * c.opt (Wlogical-op): ... to here.
18205 * c-typeck.c (parser_build_binary_op): Update call to
18206 warn_logical_operator.
18207 * c-opts.c (c_common_post_options): Enable warn_logical_op with
18209 * c-common.c (warn_logical_op): Update.
18210 * c-common.h (warn_logical_op): Update declaration.
18212 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
18214 * tree.c (protected_set_expr_location): Fix formatting.
18216 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18219 * c-typeck.c (readonly_warning): new.
18220 (build_unary_op, build_modify_expr): Use readonly_warning for
18221 storing into something readonly but not const-qualified.
18223 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18226 * c-typeck.c (build_unary_op): Check for taking address of
18227 expression of type void.
18229 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18232 * c-typeck.c (build_function_call): Check for calling a function
18233 with qualified void return types. Call require_complete_type when
18236 2009-04-18 Jan Hubicka <jh@suse.cz>
18238 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
18240 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
18241 can_throw_external flag.
18242 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
18243 * ipa-pure-const.c (ignore_edge): New function.
18244 (propagate): Compute order for NOTHROW computation; set NOTHROWs
18245 only over can_throw_external edges.
18246 (local_pure_const): Add nothrow flag.
18247 * ipa-utils.c (searchc): Add ignore_edge callback.
18248 (ipa_utils_reduced_inorder): Add ignore_edge callback.
18249 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
18250 (set_nothrow_function_flags): Update cgraph.
18251 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
18253 2009-04-18 Richard Guenther <rguenther@suse.de>
18255 PR middle-end/39804
18256 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
18257 (fold_stmt): ... this and ...
18258 (fold_stmt_inplace): ... this.
18259 (fold_stmt_1): Fold references in calls and asms.
18260 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
18262 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18264 * tree-vrp.c (ssa_name_nonzero_p): Remove.
18265 * tree.h: Remove the prototype for ssa_name_nonzero_p.
18267 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18269 * tree.c (function_args_count): Remove.
18270 * tree.h: Remove the prototype for function_args_count.
18272 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18274 * tree-iterator.c (expr_only): Remove.
18275 * tree.h: Remove the prototype for expr_only.
18277 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18279 * reginfo.c (cannot_change_mode_set_regs): Remove.
18280 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
18282 2009-04-08 Anatoly Sokolov <aesok@post.ru>
18284 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
18285 whether operands 0 and 1 overlaps.
18287 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
18289 PR middle-end/36902
18290 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
18291 pointer. Use warning_at instead of warning.
18292 (search_for_addr_array): Likewise.
18293 (check_array_bounds): Likewise.
18294 (check_all_array_refs): Check that the incoming edge is not in the
18295 list of edges to be removed.
18296 (check_all_array_refs): Avoid the temporal pointer.
18297 (vrp_visit_cond_stmt): Fix typo.
18298 (simplify_switch_using_ranges): Handle the case where the switch
18299 index is an integer constant.
18301 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
18303 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
18305 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18307 * doc/extend.texi, doc/invoke.texi: Fix typos.
18309 2009-04-17 Cary Coutant <ccoutant@google.com>
18311 * tree-flow-inline.h (get_lineno): Fix inverted test.
18313 2009-04-17 Diego Novillo <dnovillo@google.com>
18315 * tree-ssa-pre.c (create_expression_by_pieces): Remove
18316 assertion for AVAIL_OUT.
18318 2009-04-17 Mike Frysinger <vapier@gentoo.org>
18321 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
18322 * config/sh/linux-atomic.asm: Likewise.
18324 2009-04-17 Diego Novillo <dnovillo@google.com>
18326 * except.c (debug_eh_tree): New.
18327 (struct eh_region, struct eh_status): Move ...
18328 * except.h: ... here.
18329 (add_type_for_runtime): Declare extern.
18330 (lookup_type_for_runtime): Likewise.
18331 (debug_eh_tree): Declare.
18332 * Makefile.in (GTFILES): List except.h before except.c
18334 2009-04-17 Diego Novillo <dnovillo@google.com>
18336 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
18337 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
18338 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
18339 (find_vars_r): ... here.
18340 * tree-flow.h (find_referenced_vars_in): Declare.
18341 * tree-ssa-pre.c (create_expression_by_pieces): Assert
18342 that AVAIL_OUT exists for BLOCK.
18343 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
18344 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
18345 (tree-parloops.o): Likewise.
18347 2009-04-17 Simon Baldwin <simonb@google.com>
18349 * toplev.c (default_tree_printer): Add handling for %E format.
18351 2009-04-17 Diego Novillo <dnovillo@google.com>
18353 * tree-pretty-print.c (dump_generic_node): Add break after
18354 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
18355 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
18356 FUNCTION_TYPE together. Call print_struct_decl when printing
18357 structures and TDF_SLIM is not given.
18358 (print_struct_decl): Fix logic for detecting recursion.
18360 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18363 * gcc.c (create_at_file): New.
18364 (compile_input_file_p): New.
18365 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
18366 * main.c (main): Update call to toplev_main.
18367 * toplev.c (toplev_main): Change signature. Call expandargv.
18368 * toplev.h (toplev_main): Change signature.
18370 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18372 * dwarf2out.c (field_byte_offset): Use the type size as the field size
18373 if the latter is not constant.
18375 2009-04-17 David Edelsohn <edelsohn@gnu.org>
18377 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
18379 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18381 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
18382 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
18384 2009-04-17 Richard Guenther <rguenther@suse.de>
18386 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18387 Handle component references view-converting an invariant address.
18389 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
18391 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
18392 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
18393 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
18394 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
18395 Use @deftypevr rather than @deftypevar.
18397 2009-04-17 Richard Guenther <rguenther@suse.de>
18399 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
18400 (get_prop_source_stmt): Likewise.
18401 (can_propagate_from): Likewise.
18403 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
18405 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
18406 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
18407 (--with-multilib-list): Add default value.
18408 * configure: Regenerate.
18409 * Makefile.in (TM_ENDIAN_CONFIG): Define.
18410 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
18411 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
18412 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
18413 Don't add default cpu to multilib list unnecessarily, but do enable
18414 the relevant compiler option..
18415 Add support for --with-multilib-list=<blank> and
18416 --with-multilib-list=!<somelib> to supress unwanted multilibs.
18417 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
18418 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
18419 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
18420 TM_MULTILIB_CONFIG.
18421 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
18422 (MULTILIB_OSDIRNAMES): New variable.
18423 * config/sh/t-1e: Delete file.
18424 * config/sh/t-mlib-sh1: Delete file.
18425 * config/sh/t-mlib-sh2: Delete file.
18426 * config/sh/t-mlib-sh2a: Delete file.
18427 * config/sh/t-mlib-sh2a-nofpu: Delete file.
18428 * config/sh/t-mlib-sh2a-single: Delete file.
18429 * config/sh/t-mlib-sh2a-single-only: Delete file.
18430 * config/sh/t-mlib-sh2e: Delete file.
18431 * config/sh/t-mlib-sh3e: Delete file.
18432 * config/sh/t-mlib-sh4: Delete file.
18433 * config/sh/t-mlib-sh4-nofpu: Delete file.
18434 * config/sh/t-mlib-sh4-single: Delete file.
18435 * config/sh/t-mlib-sh4-single-only: Delete file.
18436 * config/sh/t-mlib-sh4a: Delete file.
18437 * config/sh/t-mlib-sh4a-nofpu: Delete file.
18438 * config/sh/t-mlib-sh4a-single: Delete file.
18439 * config/sh/t-mlib-sh4a-single-only: Delete file.
18440 * config/sh/t-mlib-sh4al: Delete file.
18441 * config/sh/t-mlib-sh5-32media: Delete file.
18442 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
18443 * config/sh/t-mlib-sh5-64media: Delete file.
18444 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
18445 * config/sh/t-mlib-sh5-compact: Delete file.
18446 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
18447 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
18448 * doc/install.texi (Options specification): Add
18449 --with-multilib-list and --with-endian.
18451 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18453 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
18455 (OBJS-common): Add plugin-version.o.
18456 (plugin-version.o): New.
18457 * gcc-plugin.h (plugin_gcc_version): New.
18458 (plugin_default_version_check): New.
18459 (plugin_init_func, plugin_init): Add version argument.
18460 * plugin-version.c: New.
18461 * plugin.c (str_plugin_gcc_version_name): New.
18462 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
18463 pass it to the init function.
18464 (plugin_default_version_check): New.
18466 2009-04-17 Richard Guenther <rguenther@suse.de>
18468 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
18469 for decl-vs-decl disambiguation.
18471 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
18473 * config/s390/s390.h (s390_tune_attr): New macro definition.
18474 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
18476 2009-04-17 Richard Guenther <rguenther@suse.de>
18478 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
18479 (fold_stmt_r): Likewise.
18480 (maybe_fold_reference): New function.
18481 (fold_gimple_assign): Handle cases fold_stmt_r did.
18482 (fold_stmt): Do not use fold_stmt_r.
18483 (fold_stmt_inplace): Likewise.
18485 2009-04-17 Richard Guenther <rguenther@suse.de>
18487 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
18488 (record_equivalences_from_stmt): Remove useless checks and
18490 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
18491 the type is already suitable.
18493 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
18495 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
18497 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
18499 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
18500 (CMPtype): Define as __gcc_CMPtype.
18502 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
18504 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
18505 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
18507 2009-04-17 Richard Guenther <rguenther@suse.de>
18509 PR tree-optimization/39746
18510 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
18511 special-casing for builtins and static variable use/def.
18512 (call_may_clobber_ref_p_1): Likewise.
18514 2009-04-16 Ian Lance Taylor <iant@google.com>
18516 * df.h: Include "timevar.h".
18517 (struct df_problem): Change tv_id field to timevar_id_t.
18518 * tree-pass.h: Include "timevar.h".
18519 (struct opt_pass): Change tv_id field to timevar_id_t.
18520 * timevar.h (timevar_id_t): Define TV_NONE.
18521 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
18522 TV_NONE rather than tv_id != 0.
18523 (execute_one_pass): Likewise.
18524 * Makefile.in (DF_H): Add $(TIMEVAR_H).
18525 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
18526 dependencies to $(TREE_PASS_H).
18527 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
18529 (pass_branch_target_load_optimize2): Likewise.
18530 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
18531 (pass_outof_cfg_layout_mode): Likewise.
18532 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
18533 (pass_rebuild_cgraph_edges): Likewise.
18534 (pass_remove_cgraph_callee_edges): Likewise.
18535 * df-core.c (pass_df_initialize_opt): Likewise.
18536 (pass_df_initialize_no_opt): Likewise.
18537 (pass_df_finish): Likewise.
18538 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
18539 * except.c (pass_set_nothrow_function_flags): Likewise.
18540 (pass_convert_to_eh_region_ranges): Likewise.
18541 * final.c (pass_compute_alignments): Likewise.
18542 * function.c (pass_instantiate_virtual_regs): Likewise.
18543 (pass_init_function): Likewise.
18544 (pass_leaf_regs): Likewise.
18545 (pass_match_asm_constraints): Likewise.
18546 * gimple-low.c (pass_lower_cf): Likewise.
18547 (pass_mark_used_blocks): Likewise.
18548 * init-regs.c (pass_initialize_regs): Likewise.
18549 * integrate.c (pass_initial_value_sets): Likewise.
18550 * ira.c (pass_ira): Likewise.
18551 * jump.c (pass_cleanup_barriers): Likewise.
18552 * omp-low.c (pass_expand_omp): Likewise.
18553 (pass_lower_omp): Likewise.
18554 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
18555 * recog.c (pass_split_all_insns): Likewise.
18556 (pass_split_after_reload): Likewise.
18557 (pass_split_before_regstack): Likewise.
18558 (pass_split_before_sched2): Likewise.
18559 (pass_split_for_shorten_branches): Likewise.
18560 * reginfo.c (pass_reginfo_init): Likewise.
18561 (pass_subregs_of_mode_init): Likewise.
18562 (pass_subregs_of_mode_finish): Likewise.
18563 * passes.c (pass_postreload): Likewise.
18564 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
18565 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
18566 (pass_warn_function_return): Likewise.
18567 (pass_warn_function_noreturn): Likewise.
18568 * tree-complex.c (pass_lower_complex): Likewise.
18569 (pass_lower_complex_O0): Likewise.
18570 * tree-if-conv.c (pass_if_conversion): Likewise.
18571 * tree-into-ssa.c (pass_build_ssa): Likewise.
18572 * tree-mudflap.c (pass_mudflap_1): Likewise.
18573 (pass_mudflap_2): Likewise.
18574 * tree-nomudflap.c (pass_mudflap_1): Likewise.
18575 (pass_mudflap_2): Likewise.
18576 * tree-nrv.c (pass_return_slot): Likewise.
18577 * tree-object-size.c (pass_object_sizes): Likewise.
18578 * tree-optimize.c (pass_all_optimizations): Likewise.
18579 (pass_early_local_passes): Likewise.
18580 (pass_all_early_optimizations): Likewise.
18581 (pass_cleanup_cfg): Likewise.
18582 (pass_cleanup_cfg_post_optimizing): Likewise.
18583 (pass_free_datastructures): Likewise.
18584 (pass_free_cfg_annotations): Likewise.
18585 (pass_fixup_cfg): Likewise.
18586 (pass_init_datastructures): Likewise.
18587 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
18588 (pass_late_warn_uninitialized): Likewise.
18589 (pass_update_address_taken): Likewise.
18590 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
18591 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
18592 (pass_cse_sincos): Likewise.
18593 (pass_convert_to_rsqrt): Likewise.
18594 * tree-ssa-structalias.c (pass_build_alias): Likewise.
18595 * tree-stdarg.c (pass_stdarg): Likewise.
18596 * tree-tailcall.c (pass_tail_recursion): Likewise.
18597 (pass_tail_calls): Likewise.
18598 * tree-vect-generic.c (pass_lower_vector): Likewise.
18599 (pass_lower_vector_ssa): Likewise.
18600 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
18602 2009-04-16 Joseph Myers <joseph@codesourcery.com>
18604 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
18606 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
18608 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
18609 logical and signext.
18611 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
18614 * config/sh/predicates.md (arith_operand): Check if the operand
18615 of TRUNCATE is a REG.
18617 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18619 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
18620 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
18622 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18624 * tree-iterator.c (tsi_split_statement_list_after,
18625 tsi_split_statement_list_before): Remove.
18626 * tree-iterator.h: Remove the prototypes for
18627 tsi_split_statement_list_after and tsi_split_statement_list_before.
18629 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18631 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
18632 * tree-ssa-propagate.h: Remove the prototype for
18633 stmt_makes_single_load.
18635 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18637 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
18638 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
18640 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18642 * tree-iterator.c (EXPR_LAST_BODY): Remove.
18644 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18646 * except.c (eh_region_outer_p): Remove.
18647 * except.h: Remove the prototype for eh_region_outer_p.
18649 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18651 * function.c (current_function_assembler_name): Remove.
18652 * function.h: Remove the prototype for
18653 current_function_assembler_name.
18655 2009-04-16 Ian Lance Taylor <iant@google.com>
18657 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
18658 (add_reg_note): Call alloc_reg_note.
18659 * rtl.h (alloc_reg_note): Declare.
18660 * combine.c (try_combine): Use alloc_reg_note.
18661 (recog_for_combine, move_deaths): Likewise.
18662 (distribute_notes): Use alloc_reg_note and add_reg_note.
18663 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
18664 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
18665 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
18667 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
18669 PR rtl-optimization/39762
18670 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
18671 ira_may_move_out_cost): Add comments about way of their usage.
18672 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
18674 * ira-conflicts.c (process_regs_for_copy): Use function
18675 ira_get_register_move_cost instead of global
18676 ira_register_move_cost.
18678 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
18679 color_pass, move_spill_restore, update_curr_costs): Ditto.
18681 * ira-lives.c (process_single_reg_class_operands): Ditto.
18683 * ira-emit.c (emit_move_list): Ditto.
18685 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
18686 (record_reg_classes): Ditto. Use functions
18687 ira_get_register_move_cost and ira_get_may_move_cost instead of
18688 global vars ira_register_move_cost, ira_may_move_out_cost and
18689 ira_may_move_in_cost.
18690 (record_address_regs): Don't call ira_init_register_move_cost.
18691 Use function ira_get_may_move_cost instead of global
18692 ira_may_move_in_cost.
18693 (process_bb_node_for_hard_reg_moves): Use function
18694 ira_get_register_move_cost instead of global ira_register_move_cost.
18695 (ira_costs): Don't call ira_init_register_move_cost.
18697 2009-04-16 Richard Guenther <rguenther@suse.de>
18699 * tree-cfg.c (verify_gimple_assign_binary):
18700 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
18701 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
18702 (create_general_new_stmt): Note that this function is broken.
18704 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18706 * common.opt (fhelp): Add Var(help_flag).
18707 * gcc-plugin.h (plugin_info): Add help.
18708 * plugin.c (plugin_name_args): Add help.
18709 (register_plugin_info): Set plugin->help.
18710 (print_help_one_plugin): New.
18711 (print_plugins_help): New.
18712 * plugin.h (print_plugins_help): New.
18713 * toplev.c (toplev_main): Call print_plugins_help if needed.
18715 2009-04-16 Richard Guenther <rguenther@suse.de>
18717 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
18718 (gimple_ior_addresses_taken_1): New function.
18719 (gimple_ior_addresses_taken): Likewise.
18720 * gimple.h (struct gimple_statement_with_ops_base): Remove
18721 addresses_taken member.
18722 (gimple_ior_addresses_taken): Declare.
18723 (gimple_addresses_taken, gimple_addresses_taken_ptr,
18724 gimple_set_addresses_taken): Remove.
18725 * ipa-reference.c (mark_address): New function.
18726 (scan_stmt_for_static_refs): Use it for marking addresses taken.
18727 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
18728 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
18729 (gimple_add_to_addresses_taken): Remove.
18730 (get_tmr_operands): Call mark_address_taken.
18731 (get_asm_expr_operands): Likewise.
18732 (get_expr_operands): Likewise.
18733 (build_ssa_operands): Do not clear the addresses_taken bitmap.
18734 (free_stmt_operands): Do not free it.
18735 * tree-ssa.c (delete_tree_ssa): Likewise.
18736 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
18738 2009-04-16 Richard Guenther <rguenther@suse.de>
18740 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
18741 (walk_stmt_load_store_ops): Likewise.
18742 * gimple.c (get_base_loadstore): New function.
18743 (walk_stmt_load_store_addr_ops): Likewise.
18744 (walk_stmt_load_store_ops): Likewise.
18745 * ipa-pure-const.c (check_op): Simplify.
18746 (check_load, check_store): New functions.
18747 (check_stmt): Use walk_stmt_load_store_ops.
18748 * ipa-reference.c (mark_load): Adjust signature.
18749 (mark_store): Likewise.
18750 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
18752 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18754 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
18755 (plugin_info): New.
18756 * opts.c (common_handle_option): Don't call print_version.
18757 * plugin.c (plugin_name_args): Add version.
18758 (register_plugin_info): New.
18759 (register_callback): Handle PLUGIN_INFO.
18760 (try_init_one_plugin): New.
18761 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
18763 (finalize_one_plugin): New.
18764 (finalize_plugins): New.
18765 (print_one_plugin): New.
18766 (print_plugins_versions): New.
18767 * plugin.h (print_plugins_versions): New.
18768 (finalize_plugins): New.
18769 * toplev.c (compile_file): Don't call initialize_plugins.
18770 (print_version): Call print_plugins_versions.
18771 (toplev_main): Call initialize_plugins. Print version if needed.
18772 Call finalize_plugins.
18774 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18776 * common.opt (fversion): New.
18777 * gcc.c (print_version): New.
18778 (process_command): Don't print the version. Just set print_version.
18779 (main): Print version. Call subprocesses if print_version and
18780 verbose_flag are set.
18781 * opts.c (common_handle_option): Handle OPT_fversion.
18783 2009-04-16 Richard Guenther <rguenther@suse.de>
18784 Ira Rosen <irar@il.ibm.com>
18786 PR tree-optimization/39698
18787 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
18788 type of the reduction variable. Only generate the def if
18791 * omp-low.c (expand_omp_for_generic): When converting to a pointer
18792 make sure to first convert to an integer of the same precision.
18793 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
18794 the type of the evolution correctly in computing the new
18795 induction variable base.
18797 2009-04-16 Richard Guenther <rguenther@suse.de>
18799 PR middle-end/39625
18800 * tree-cfg.c (make_blocks): Split statements with to-be
18801 abnormal SSA names on the lhs.
18803 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
18805 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
18806 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
18807 * c-typeck.c (really_start_incremental_init): Likewise.
18808 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
18809 (TARGET_INITIALIZER): Remove it.
18810 * target.h (struct target): Remove vector_opaque_p.
18811 * tree.c (build_opaque_vector_type): New.
18812 * tree.h (TYPE_VECTOR_OPAQUE): New.
18813 (build_opaque_vector_type): Declare.
18814 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
18815 * config/rs6000/rs6000.c (build_opaque_vector_type,
18816 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
18817 (rs6000_init_builtins): Use build_opaque_vector_type for
18818 opaque_V4SI_type_node.
18820 2009-04-15 Catherine Moore <clm@codesourcery.com>
18822 * debug.h (set_name): Declare.
18823 * dwarf2out.c (dwarf2out_set_name): Declare.
18824 (dwarf2_debug_hooks): Add set_name.
18825 (find_AT_string): New.
18826 (add_AT_string): Call find_AT_string.
18827 (dwarf2out_set_name): New.
18828 * cp/decl.c (grokdeclarator): Call set_name.
18829 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
18830 * debug.c (do_nothing_debug_hooks): Likewise.
18831 * dbxout.c (dbx_debug_hooks): Likewise.
18832 * sdbout.c (sdb_debug_hooks): Likewise.
18834 2009-04-15 Michael Eager <eager@eagercon.com>
18836 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
18837 reg for single-precision FPU.
18838 * config/rs6000/rs6000.md (movsi_internal1): Only for
18839 !TARGET_SINGLE_FPU.
18840 (movsi_internal1_single): New. Add pattern to move SI values to/from
18841 single-precision FP regs.
18843 2009-04-15 Richard Guenther <rguenther@suse.de>
18845 * omp-low.c (lower_rec_input_clauses): Build correct address
18847 (expand_omp_for_generic): Fix multiplication type.
18848 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
18849 (generate_memset_zero): Fix types.
18850 * tree-profile.c (prepare_instrumented_value): Correctly
18853 2009-04-15 Ian Lance Taylor <iant@google.com>
18855 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
18856 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
18857 for -Wall and for -Wc++-compat.
18858 (c_common_post_options): For C++, set warn_enum_compare if not
18860 * c-tree.h (struct c_expr): Add field original_type.
18861 (build_external_ref): Update declaration.
18862 * c-parser.c (c_parser_braced_init): Set original_type.
18863 (c_parser_initelt): Likewise.
18864 (c_parser_expr_no_commas): Likewise.
18865 (c_parser_conditional_expression): Likewise.
18866 (c_parser_cast_expression): Likewise.
18867 (c_parser_unary_expression): Likewise. Pull setting of
18868 original_code to top of function.
18869 (c_parser_sizeof_expression): Set original_type.
18870 (c_parser_alignof_expression): Likewise.
18871 (c_parser_postfix_expression): Likewise. Pull setting of
18872 original_code to top of function.
18873 (c_parser_postfix_expression_after_paren_type): Set original_type.
18874 (c_parser_postfix_expression_after_primary): Likewise.
18875 (c_parser_expression): Likewise.
18876 * c-typeck.c (build_external_ref): Add type parameter. Change all
18878 (c_expr_sizeof_expr): Set original_type field.
18879 (parser_build_unary_op): Likewise.
18880 (parser_build_binary_op): Likewise. Optionally warn about
18881 comparisons of enums of different types.
18882 (digest_init): Set original_type field.
18883 (really_start_incremental_init): Likewise.
18884 (push_init_level, pop_init_level): Likewise.
18885 * doc/invoke.texi (Warning Options): -Wenum-compare now
18888 2009-04-15 Richard Guenther <rguenther@suse.de>
18890 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
18891 out a necessary conversion.
18892 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
18893 names we didn't value number.
18894 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
18896 2009-04-15 Richard Guenther <rguenther@suse.de>
18898 PR tree-optimization/39764
18899 * tree-ssa-ccp.c (get_value): Canonicalize value with
18900 canonicalize_float_value.
18902 2009-04-15 Jan Hubicka <jh@suse.cz>
18904 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
18905 Wrong version of patch.
18907 2009-04-15 Jan Hubicka <jh@suse.cz>
18909 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
18911 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
18913 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
18914 our distinct integral and vector types.
18916 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
18918 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
18919 * init.c (build_vtbl_address): Remove call to assemble_external.
18921 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
18923 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
18924 output for other floating point modes.
18926 2009-04-14 Diego Novillo <dnovillo@google.com>
18928 * diagnostic.c (diagnostic_report_diagnostic): Do not
18929 warn about loaded plugins for DK_ERROR and DK_WARNING.
18930 * c-decl.c (declspecs_add_type): Move call to
18931 invoke_plugin_callbacks ...
18932 * c-parser.c (c_parser_declspecs): ... here.
18933 * plugin.c (dump_active_plugins): Tidy output.
18935 2009-04-14 Diego Novillo <dnovillo@google.com>
18936 Le-Chun Wu <lcwu@google.com>
18938 * configure.ac: Add --enable-plugin support.
18939 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
18940 * Makefile.in (PLUGIN_H): Define.
18941 Export ENABLE_PLUGIN and GMPINC to site.exp.
18942 Add PLUGINLIBS to link command.
18943 Add/modify dependencies for plugin.o and files including plugin.h.
18945 * config.in: Regenerate.
18947 * opts.c (common_handle_option): Handle OPT_fplugin_ and
18950 2009-04-14 Le-Chun Wu <lcwu@google.com>
18952 * tree-pass.h (register_one_dump_file): Add a prototype for
18953 register_one_dump_file.
18954 * toplev.c (compile_file): Call initialize_plugins.
18955 (do_compile): Call invoke_plugin_callbacks.
18956 (toplev_main): Call invoke_plugin_callbacks.
18957 * common.opt: Add -fplugin= and -fplugin-arg-.
18958 * gcc-plugin.h: New public header file for plugins to include.
18959 * plugin.c: New source file.
18960 * plugin.h: New internal header file.
18961 * passes.c (register_one_dump_file): Make it external.
18963 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
18965 2009-04-14 Diego Novillo <dnovillo@google.com>
18967 * doc/plugins.texi: New.
18968 * doc/gccint.texi: Add reference to Plugins chapter.
18969 * doc/invoke.texi: Document -fplugin and -fplugin-arg
18970 * diagnostic.c (diagnostic_report_diagnostic): Warn about
18971 loaded plugins, if any.
18972 * timevar.def (TV_PLUGIN_INIT): Define.
18973 (TV_PLUGIN_RUN): Define.
18974 * plugin.c: Include timevar.h
18975 (plugins_active_p): New.
18976 (dump_active_plugins): New.
18977 (debug_active_plugins): New.
18979 2009-04-14 Joseph Myers <joseph@codesourcery.com>
18981 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
18983 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
18985 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
18987 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
18988 the same as a minus without a shift.
18990 2009-04-14 Nick Clifton <nickc@redhat.com>
18992 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
18993 comparisons with small integers will always produce a short
18996 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
18999 2008-12-19 Diego Novillo <dnovillo@google.com>
19001 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
19003 2009-04-14 Richard Guenther <rguenther@suse.de>
19005 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
19007 (verify_gimple_assign_binary): Likewise. Handle shifts and
19009 (verify_gimple_phi): Print the mismatched argument position.
19010 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19012 (vect_update_init_of_dr): Likewise.
19013 * matrix-reorg.c (transform_access_sites): Do what the
19015 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
19017 2009-04-13 Michael Eager <eager@eagercon.com>
19019 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
19020 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
19021 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
19022 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
19023 remove duplicate config
19025 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19027 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
19028 file_name:line_number type locator of the call site.
19030 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
19032 * genautomata.c: Put blank after comma.
19033 (automaton_decls): New.
19034 (struct unit_usage): Add comments to member next.
19035 (store_alt_unit_usage): Keep the list ordered.
19036 (unit_present_on_list_p, equal_alternatives_p): New.
19037 (check_regexp_units_distribution): Check units distribution
19038 correctness correctly.
19039 (main): Don't write automata if error is found. Return correct
19042 * config/m68k/cf.md (cfv4_ds): Remove.
19043 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
19044 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
19046 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
19047 power4-load-ext, power4-store, power4-store-update,
19048 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
19049 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
19050 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
19051 power4-sqrt, power4-isync): Modify reservation to make correct
19052 unit distribution to automata.
19054 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
19055 power5-store-update, power5-two, power5-three, power5-lmul,
19056 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
19058 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
19060 * except.c (pass_set_nothrow_function_flags): Set name and add
19062 (set_nothrow_function_flags): Mention in the dump file when
19063 changing a function to nothrow.
19065 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
19068 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
19069 instead of unsigned long.
19071 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19073 * config/arm/arm.c (return_used_this_function): Remove.
19074 (arm_output_function_prologue): Remove use of
19075 return_used_this_function.
19076 (output_return_instruction): Replace use of
19077 return_used_this_function
19078 by cfun->machine->return_used_this_function.
19079 (arm_output_epilogue): Likewise.
19080 (arm_output_function_epilogue): Likewise.
19081 (thumb_unexpanded_epilogue): Likewise.
19082 * config/arm/arm.h (struct machine_function):
19083 New member return_used_this_function.
19085 2009-04-12 Mark Mitchell <mark@codesourcery.com>
19087 * doc/install.texi: Correct description of default directory for
19088 --with-gxx-include-dir.
19090 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
19092 * fold-const.c (build_range_check): Properly deal with enumeral and
19093 boolean base types.
19095 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
19097 * doc/invoke.texi (max_gcse_passes): Remove documentation.
19098 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
19099 * params.h (MAX_GCSE_PASSES): Remove.
19100 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
19101 in sequence. Remove ability to run multiple passes.
19102 (bypass_jumps): Report run as third CPROP pass.
19104 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
19106 PR middle-end/39651
19107 * except.c (can_throw_external): Look at each insn in a SEQUENCE
19108 when deciding whether the whole SEQUENCE can throw.
19110 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
19113 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
19114 offseted label references.
19116 2009-04-11 Jan Hubicka <jh@suse.cz>
19118 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
19120 2009-04-11 Richard Guenther <rguenther@suse.de>
19122 PR middle-end/39732
19123 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
19124 return variables as TREE_ADDRESSABLE.
19126 2009-04-11 Richard Guenther <rguenther@suse.de>
19128 PR tree-optimization/39713
19129 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
19130 reference trees have SSA_NAME operands.
19132 2009-04-11 Richard Guenther <rguenther@suse.de>
19135 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
19136 address expressions.
19138 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
19140 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
19141 match changes in Cygwin 1.7
19142 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
19143 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
19145 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19147 PR tree-optimization/39701
19148 * doc/invoke.texi (Optimization Options): Document change in
19149 meaning and initialization of -fdelete-null-pointer-checks.
19151 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19153 PR middle-end/39701
19154 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
19156 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
19159 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
19161 2009-04-10 Chao-ying Fu <fu@mips.com>
19163 * doc/tm.texi (Instruction Output): Document
19164 TARGET_ASM_FINAL_POSTSCAN_INSN.
19165 * target.h (final_postscan_insn): New field in asm_out.
19166 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19167 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
19168 * final.c (final_scan_insn): Call
19169 targetm.asm_out.final_postscan_insn after outputting
19170 an asm macro and a normal instruction.
19172 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
19173 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
19174 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
19175 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
19176 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19178 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19180 PR middle-end/39701
19181 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
19182 variables as non-NULL even with -fdelete-null-pointer-checks.
19184 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19186 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
19188 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
19191 * config/i386/i386.c (classify_argument): Handle SCmode with
19192 (bit_offset % 64) != 0.
19194 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
19196 * doc/invoke.texi (Optimize Options): Add cross-reference to
19197 -Q --help=optimizers examples.
19199 2009-04-10 Ben Elliston <bje@au.ibm.com>
19202 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
19203 regalign for the reg == fpr and TDmode case.
19205 2009-04-09 David Ayers <ayers@fsfe.org>
19208 * objc/objc-act.c (warn_with_method): Remove helper function.
19209 (check_duplicates): Call warning and inform directly.
19210 (really_start_method): Likewise.
19212 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19214 * expmed.c (expand_divmod): Always use a comparison for a division
19215 by a large unsigned integer.
19217 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
19218 for things others than variables or functions as nonzero.
19220 2009-04-09 Nick Clifton <nickc@redhat.com>
19222 * unwind-compat.c: Change copyright header to refer to version
19223 3 of the GNU General Public License with version 3.1 of the
19224 GCC Runtime Library Exception and to point readers at the
19225 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
19226 * config/alpha/crtfastmath.c: Likewise.
19227 * config/alpha/linux-unwind.h: Likewise.
19228 * config/alpha/qrnnd.asm: Likewise.
19229 * config/alpha/vms-crt0-64.c: Likewise.
19230 * config/alpha/vms-crt0.c: Likewise.
19231 * config/alpha/vms-dwarf2.asm: Likewise.
19232 * config/alpha/vms-dwarf2eh.asm: Likewise.
19233 * config/alpha/vms-psxcrt0-64.c: Likewise.
19234 * config/alpha/vms-psxcrt0.c: Likewise.
19235 * config/alpha/vms_tramp.asm: Likewise.
19236 * config/arc/initfini.c: Likewise.
19237 * config/arc/lib1funcs.asm: Likewise.
19238 * config/arm/bpabi-v6m.S: Likewise.
19239 * config/arm/bpabi.S: Likewise.
19240 * config/arm/bpabi.c: Likewise.
19241 * config/arm/crti.asm: Likewise.
19242 * config/arm/crtn.asm: Likewise.
19243 * config/arm/ieee754-df.S: Likewise.
19244 * config/arm/ieee754-sf.S: Likewise.
19245 * config/arm/lib1funcs.asm: Likewise.
19246 * config/arm/libunwind.S: Likewise.
19247 * config/arm/linux-atomic.c: Likewise.
19248 * config/arm/mmintrin.h: Likewise.
19249 * config/arm/pr-support.c: Likewise.
19250 * config/arm/unaligned-funcs.c: Likewise.
19251 * config/arm/unwind-arm.c: Likewise.
19252 * config/arm/unwind-arm.h: Likewise.
19253 * config/avr/libgcc.S: Likewise.
19254 * config/bfin/crti.s: Likewise.
19255 * config/bfin/crtlibid.s: Likewise.
19256 * config/bfin/crtn.s: Likewise.
19257 * config/bfin/lib1funcs.asm: Likewise.
19258 * config/bfin/linux-unwind.h: Likewise.
19259 * config/cris/arit.c: Likewise.
19260 * config/cris/cris_abi_symbol.c: Likewise.
19261 * config/darwin-64.c: Likewise.
19262 * config/darwin-crt2.c: Likewise.
19263 * config/darwin-crt3.c: Likewise.
19264 * config/darwin.h: Likewise.
19265 * config/dbxelf.h: Likewise.
19266 * config/dfp-bit.c: Likewise.
19267 * config/dfp-bit.h: Likewise.
19268 * config/elfos.h: Likewise.
19269 * config/fixed-bit.c: Likewise.
19270 * config/fixed-bit.h: Likewise.
19271 * config/fp-bit.c: Likewise.
19272 * config/fp-bit.h: Likewise.
19273 * config/fr30/crti.asm: Likewise.
19274 * config/fr30/crtn.asm: Likewise.
19275 * config/fr30/lib1funcs.asm: Likewise.
19276 * config/freebsd-spec.h: Likewise.
19277 * config/frv/cmovd.c: Likewise.
19278 * config/frv/cmovh.c: Likewise.
19279 * config/frv/cmovw.c: Likewise.
19280 * config/frv/frvbegin.c: Likewise.
19281 * config/frv/frvend.c: Likewise.
19282 * config/frv/lib1funcs.asm: Likewise.
19283 * config/glibc-stdint.h: Likewise.
19284 * config/h8300/clzhi2.c: Likewise.
19285 * config/h8300/crti.asm: Likewise.
19286 * config/h8300/crtn.asm: Likewise.
19287 * config/h8300/ctzhi2.c: Likewise.
19288 * config/h8300/fixunssfsi.c: Likewise.
19289 * config/h8300/lib1funcs.asm: Likewise.
19290 * config/h8300/parityhi2.c: Likewise.
19291 * config/h8300/popcounthi2.c: Likewise.
19292 * config/i386/ammintrin.h: Likewise.
19293 * config/i386/att.h: Likewise.
19294 * config/i386/avxintrin.h: Likewise.
19295 * config/i386/biarch64.h: Likewise.
19296 * config/i386/bmmintrin.h: Likewise.
19297 * config/i386/cpuid.h: Likewise.
19298 * config/i386/cross-stdarg.h: Likewise.
19299 * config/i386/crtfastmath.c: Likewise.
19300 * config/i386/crtprec.c: Likewise.
19301 * config/i386/cygming-crtbegin.c: Likewise.
19302 * config/i386/cygming-crtend.c: Likewise.
19303 * config/i386/cygwin.asm: Likewise.
19304 * config/i386/emmintrin.h: Likewise.
19305 * config/i386/gmm_malloc.h: Likewise.
19306 * config/i386/gthr-win32.c: Likewise.
19307 * config/i386/i386.h: Likewise.
19308 * config/i386/immintrin.h: Likewise.
19309 * config/i386/linux-unwind.h: Likewise.
19310 * config/i386/linux64.h: Likewise.
19311 * config/i386/mm3dnow.h: Likewise.
19312 * config/i386/mmintrin-common.h: Likewise.
19313 * config/i386/mmintrin.h: Likewise.
19314 * config/i386/nmmintrin.h: Likewise.
19315 * config/i386/pmm_malloc.h: Likewise.
19316 * config/i386/pmmintrin.h: Likewise.
19317 * config/i386/smmintrin.h: Likewise.
19318 * config/i386/sol2-c1.asm: Likewise.
19319 * config/i386/sol2-ci.asm: Likewise.
19320 * config/i386/sol2-cn.asm: Likewise.
19321 * config/i386/sol2-gc1.asm: Likewise.
19322 * config/i386/tmmintrin.h: Likewise.
19323 * config/i386/unix.h: Likewise.
19324 * config/i386/w32-unwind.h: Likewise.
19325 * config/i386/wmmintrin.h: Likewise.
19326 * config/i386/x86-64.h: Likewise.
19327 * config/i386/x86intrin.h: Likewise.
19328 * config/i386/xmmintrin.h: Likewise.
19329 * config/ia64/crtbegin.asm: Likewise.
19330 * config/ia64/crtend.asm: Likewise.
19331 * config/ia64/crtfastmath.c: Likewise.
19332 * config/ia64/crti.asm: Likewise.
19333 * config/ia64/crtn.asm: Likewise.
19334 * config/ia64/fde-glibc.c: Likewise.
19335 * config/ia64/lib1funcs.asm: Likewise.
19336 * config/ia64/linux-unwind.h: Likewise.
19337 * config/ia64/quadlib.c: Likewise.
19338 * config/ia64/unwind-ia64.c: Likewise.
19339 * config/linux.h: Likewise.
19340 * config/m32c/m32c-lib1.S: Likewise.
19341 * config/m32c/m32c-lib2-trapv.c: Likewise.
19342 * config/m32c/m32c-lib2.c: Likewise.
19343 * config/m32r/initfini.c: Likewise.
19344 * config/m68hc11/larith.asm: Likewise.
19345 * config/m68hc11/m68hc11-crt0.S: Likewise.
19346 * config/m68k/cf.md: Likewise.
19347 * config/m68k/crti.s: Likewise.
19348 * config/m68k/crtn.s: Likewise.
19349 * config/m68k/lb1sf68.asm: Likewise.
19350 * config/m68k/linux-unwind.h: Likewise.
19351 * config/mcore/crti.asm: Likewise.
19352 * config/mcore/crtn.asm: Likewise.
19353 * config/mcore/lib1.asm: Likewise.
19354 * config/mips/linux-unwind.h: Likewise.
19355 * config/mips/loongson.h: Likewise.
19356 * config/mips/mips16.S: Likewise.
19357 * config/mmix/crti.asm: Likewise.
19358 * config/mmix/crtn.asm: Likewise.
19359 * config/pa/fptr.c: Likewise.
19360 * config/pa/hpux-unwind.h: Likewise.
19361 * config/pa/lib2funcs.asm: Likewise.
19362 * config/pa/linux-atomic.c: Likewise.
19363 * config/pa/linux-unwind.h: Likewise.
19364 * config/pa/milli64.S: Likewise.
19365 * config/pa/quadlib.c: Likewise.
19366 * config/pa/stublib.c: Likewise.
19367 * config/picochip/libgccExtras/adddi3.asm: Likewise.
19368 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
19369 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
19370 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
19371 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
19372 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
19373 * config/picochip/libgccExtras/divmod15.asm: Likewise.
19374 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
19375 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
19376 * config/picochip/libgccExtras/longjmp.asm: Likewise.
19377 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
19378 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
19379 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
19380 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
19381 * config/picochip/libgccExtras/setjmp.asm: Likewise.
19382 * config/picochip/libgccExtras/subdi3.asm: Likewise.
19383 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
19384 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
19385 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
19386 * config/rs6000/750cl.h: Likewise.
19387 * config/rs6000/altivec.h: Likewise.
19388 * config/rs6000/biarch64.h: Likewise.
19389 * config/rs6000/crtresfpr.asm: Likewise.
19390 * config/rs6000/crtresgpr.asm: Likewise.
19391 * config/rs6000/crtresxfpr.asm: Likewise.
19392 * config/rs6000/crtresxgpr.asm: Likewise.
19393 * config/rs6000/crtsavfpr.asm: Likewise.
19394 * config/rs6000/crtsavgpr.asm: Likewise.
19395 * config/rs6000/darwin-asm.h: Likewise.
19396 * config/rs6000/darwin-fallback.c: Likewise.
19397 * config/rs6000/darwin-fpsave.asm: Likewise.
19398 * config/rs6000/darwin-ldouble.c: Likewise.
19399 * config/rs6000/darwin-tramp.asm: Likewise.
19400 * config/rs6000/darwin-unwind.h: Likewise.
19401 * config/rs6000/darwin-vecsave.asm: Likewise.
19402 * config/rs6000/darwin-world.asm: Likewise.
19403 * config/rs6000/e500crtres32gpr.asm: Likewise.
19404 * config/rs6000/e500crtres64gpr.asm: Likewise.
19405 * config/rs6000/e500crtres64gprctr.asm: Likewise.
19406 * config/rs6000/e500crtrest32gpr.asm: Likewise.
19407 * config/rs6000/e500crtrest64gpr.asm: Likewise.
19408 * config/rs6000/e500crtresx32gpr.asm: Likewise.
19409 * config/rs6000/e500crtresx64gpr.asm: Likewise.
19410 * config/rs6000/e500crtsav32gpr.asm: Likewise.
19411 * config/rs6000/e500crtsav64gpr.asm: Likewise.
19412 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
19413 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
19414 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
19415 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
19416 * config/rs6000/eabi-ci.asm: Likewise.
19417 * config/rs6000/eabi-cn.asm: Likewise.
19418 * config/rs6000/eabi.asm: Likewise.
19419 * config/rs6000/linux-unwind.h: Likewise.
19420 * config/rs6000/linux64.h: Likewise.
19421 * config/rs6000/paired.h: Likewise.
19422 * config/rs6000/paired.md: Likewise.
19423 * config/rs6000/ppc64-fp.c: Likewise.
19424 * config/rs6000/ppu_intrinsics.h: Likewise.
19425 * config/rs6000/rs6000.h: Likewise.
19426 * config/rs6000/si2vmx.h: Likewise.
19427 * config/rs6000/sol-ci.asm: Likewise.
19428 * config/rs6000/sol-cn.asm: Likewise.
19429 * config/rs6000/spe.h: Likewise.
19430 * config/rs6000/spu2vmx.h: Likewise.
19431 * config/rs6000/sysv4.h: Likewise.
19432 * config/rs6000/tramp.asm: Likewise.
19433 * config/rs6000/vec_types.h: Likewise.
19434 * config/s390/linux-unwind.h: Likewise.
19435 * config/s390/tpf-unwind.h: Likewise.
19436 * config/score/crti.asm: Likewise.
19437 * config/score/crtn.asm: Likewise.
19438 * config/sh/crt1.asm: Likewise.
19439 * config/sh/crti.asm: Likewise.
19440 * config/sh/crtn.asm: Likewise.
19441 * config/sh/divtab-sh4-300.c: Likewise.
19442 * config/sh/divtab-sh4.c: Likewise.
19443 * config/sh/divtab.c: Likewise.
19444 * config/sh/lib1funcs-4-300.asm: Likewise.
19445 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
19446 * config/sh/lib1funcs.asm: Likewise.
19447 * config/sh/lib1funcs.h: Likewise.
19448 * config/sh/linux-atomic.asm: Likewise.
19449 * config/sh/linux-unwind.h: Likewise.
19450 * config/sh/shmedia.h: Likewise.
19451 * config/sh/sshmedia.h: Likewise.
19452 * config/sh/ushmedia.h: Likewise.
19453 * config/sparc/crtfastmath.c: Likewise.
19454 * config/sparc/linux-unwind.h: Likewise.
19455 * config/sparc/sol2-c1.asm: Likewise.
19456 * config/sparc/sol2-ci.asm: Likewise.
19457 * config/sparc/sol2-cn.asm: Likewise.
19458 * config/spu/divmodti4.c: Likewise.
19459 * config/spu/divv2df3.c: Likewise.
19460 * config/spu/float_disf.c: Likewise.
19461 * config/spu/float_unsdidf.c: Likewise.
19462 * config/spu/float_unsdisf.c: Likewise.
19463 * config/spu/float_unssidf.c: Likewise.
19464 * config/spu/mfc_multi_tag_release.c: Likewise.
19465 * config/spu/mfc_multi_tag_reserve.c: Likewise.
19466 * config/spu/mfc_tag_release.c: Likewise.
19467 * config/spu/mfc_tag_reserve.c: Likewise.
19468 * config/spu/mfc_tag_table.c: Likewise.
19469 * config/spu/multi3.c: Likewise.
19470 * config/spu/spu_internals.h: Likewise.
19471 * config/spu/spu_intrinsics.h: Likewise.
19472 * config/spu/spu_mfcio.h: Likewise.
19473 * config/spu/vec_types.h: Likewise.
19474 * config/spu/vmx2spu.h: Likewise.
19475 * config/stormy16/stormy16-lib2.c: Likewise.
19476 * config/svr4.h: Likewise.
19477 * config/sync.c: Likewise.
19478 * config/v850/lib1funcs.asm: Likewise.
19479 * config/vxlib-tls.c: Likewise.
19480 * config/vxlib.c: Likewise.
19481 * config/vxworks-dummy.h: Likewise.
19482 * config/xtensa/crti.asm: Likewise.
19483 * config/xtensa/crtn.asm: Likewise.
19484 * config/xtensa/ieee754-df.S: Likewise.
19485 * config/xtensa/ieee754-sf.S: Likewise.
19486 * config/xtensa/lib1funcs.asm: Likewise.
19487 * config/xtensa/lib2funcs.S: Likewise.
19488 * config/xtensa/linux-unwind.h: Likewise.
19489 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
19490 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
19491 * coretypes.h: Likewise.
19492 * crtstuff.c: Likewise.
19493 * defaults.h: Likewise.
19494 * dwarf2.h: Likewise.
19495 * emutls.c: Likewise.
19496 * gbl-ctors.h: Likewise.
19497 * gcov-io.h: Likewise.
19498 * ginclude/float.h: Likewise.
19499 * ginclude/iso646.h: Likewise.
19500 * ginclude/stdarg.h: Likewise.
19501 * ginclude/stdbool.h: Likewise.
19502 * ginclude/stddef.h: Likewise.
19503 * ginclude/stdfix.h: Likewise.
19504 * ginclude/stdint-gcc.h: Likewise.
19505 * ginclude/tgmath.h: Likewise.
19506 * gthr-aix.h: Likewise.
19507 * gthr-dce.h: Likewise.
19508 * gthr-gnat.c: Likewise.
19509 * gthr-gnat.h: Likewise.
19510 * gthr-lynx.h: Likewise.
19511 * gthr-mipssde.h: Likewise.
19512 * gthr-nks.h: Likewise.
19513 * gthr-posix.c: Likewise.
19514 * gthr-posix.h: Likewise.
19515 * gthr-posix95.h: Likewise.
19516 * gthr-rtems.h: Likewise.
19517 * gthr-single.h: Likewise.
19518 * gthr-solaris.h: Likewise.
19519 * gthr-tpf.h: Likewise.
19520 * gthr-vxworks.h: Likewise.
19521 * gthr-win32.h: Likewise.
19522 * gthr.h: Likewise.
19523 * libgcc2.c: Likewise.
19524 * libgcc2.h: Likewise.
19525 * libgcov.c: Likewise.
19526 * tsystem.h: Likewise.
19527 * typeclass.h: Likewise.
19528 * unwind-c.c: Likewise.
19529 * unwind-compat.h: Likewise.
19530 * unwind-dw2-fde-compat.c: Likewise.
19531 * unwind-dw2-fde-darwin.c: Likewise.
19532 * unwind-dw2-fde-glibc.c: Likewise.
19533 * unwind-dw2-fde.c: Likewise.
19534 * unwind-dw2-fde.h: Likewise.
19535 * unwind-dw2.c: Likewise.
19536 * unwind-dw2.h: Likewise.
19537 * unwind-generic.h: Likewise.
19538 * unwind-pe.h: Likewise.
19539 * unwind-sjlj.c: Likewise.
19540 * unwind.inc: Likewise.
19541 * config/arm/neon-gen.ml: Change generated copyright header to
19542 refer to version 3 of the GNU General Public License with
19543 version 3.1 of the GCC Runtime Library Exception and to point
19544 readers at the COPYING3 and COPYING3.RUNTIME files and the
19545 FSF's license web page.
19546 * config/arm/arm_neon.h: Regenerate.
19548 2009-04-09 Jakub Jelinek <jakub@redhat.com>
19550 * config/cris/cris.md: Change copyright header to refer to version
19551 3 of the GNU General Public License.
19552 * doc/install.texi2html: Change copyright header to refer to version
19553 3 of the GNU General Public License and to point readers at the
19554 COPYING3 file and the FSF's license web page.
19555 * config/vax/linux.h: Likewise.
19557 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19559 * config/i386/i386.md (cmpcc): New.
19560 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
19561 (sync_compare_and_swap_cc*): Delete.
19563 * config/s390/s390.c (s390_compare_emitted): Remove.
19564 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
19565 s390_compare_emitted used to be handled. Assert that modes match.
19566 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
19567 refer to sync_compare_and_swap_ccsi.
19568 * config/s390/s390.h (s390_compare_emitted): Remove.
19569 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
19570 instead of s390_compare_emitted.
19571 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
19572 instead of s390_compare_emitted.
19573 * config/s390/s390.md (cmpcc): New.
19574 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
19575 CC_REGNUM, do not pretend it's set.
19576 (sync_compare_and_swap_cc*): Delete.
19577 * config/s390/predicates.md (cc_reg_operand): New.
19579 * expr.c (sync_compare_and_swap_cc): Delete.
19580 * optabs.h (sync_compare_and_swap_cc): Delete.
19581 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
19582 is being used with can_compare_p.
19583 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
19584 (find_cc_set): New.
19585 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
19586 look for a MODE_CC set instead. Use emit_store_flag.
19587 (expand_compare_and_swap_loop): Likewise, with some additional
19588 complication to avoid a force_reg when useless. Use
19589 emit_cmp_and_jump_insns.
19590 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
19591 * doc/md.texi (sync_compare_and_swap_cc): Merge with
19592 sync_compare_and_swap documentation.
19594 2009-04-09 Jan Hubicka <jh@suse.cz>
19596 * except.c (find_prev_try): Break out from ....
19597 (duplicate_eh_regions): ... here; properly update prev_try pointers
19598 when duplication part of tree.
19599 (dump_eh_tree): Improve dumping.
19600 (verify_eh_region): New.
19601 (verify_eh_tree): Use it.
19603 2009-04-06 Richard Guenther <rguenther@suse.de>
19605 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
19606 &ARRAY addresses by adjusting their types and prepending
19608 * tree-cfg.c (verify_gimple_assign_single): Verify that
19609 addresses are correct.
19611 2009-04-09 Richard Guenther <rguenther@suse.de>
19613 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
19614 indices into an array reference if possible.
19615 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
19616 Fold POINTER_PLUS_EXPR statements with invariant address.
19618 2009-04-09 Alan Modra <amodra@bigpond.net.au>
19621 * config.gcc (powerpc64-*-linux*): Always build biarch.
19623 2009-04-09 Joseph Myers <joseph@codesourcery.com>
19626 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
19627 it and pedwarn if this results in an INTEGER_CST.
19629 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19631 * doc/install.texi: Update minimum GMP version. Remove obsolete
19632 text in MPFR section.
19634 2009-04-08 Jakub Jelinek <jakub@redhat.com>
19636 * dwarf2out.c (class_scope_p): New static inline.
19637 (class_or_namespace_scope_p): Use it.
19638 (gen_variable_die): Use DW_TAG_member tag for static data member
19639 declarations instead of DW_TAG_variable.
19641 PR middle-end/39573
19642 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
19645 2009-04-08 Richard Guenther <rguenther@suse.de>
19647 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
19648 valueize random data.
19650 2009-04-08 David Edelsohn <edelsohn@gnu.org>
19652 * config.gcc (aix tm_file): Add aix-stdint.h.
19653 (aix tm clause use_gcc_stdint): Set to wrap.
19654 * config/rs6000/aix-stdint.h: New file.
19656 2009-04-08 Richard Guenther <rguenther@suse.de>
19658 PR middle-end/36291
19659 * tree-dfa.c (add_referenced_var): Do not recurse into
19660 global initializers.
19661 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
19663 (fold_const_aggregate_ref): Likewise.
19665 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19667 * recog.c (ordered_comparison_operator): New.
19668 * gensupport.c (std_preds): Add it.
19669 * doc/md.texi (Machine-Independent Predicates): Document it.
19671 2009-04-08 Jan Hubicka <jh@suse.cz>
19673 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
19674 * function.h (rtl_eh): Remove exception_handler_label_map.
19675 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
19676 remove_exception_handler_label, for_each_eh_label_1): Remove.
19677 (rtl_remove_unreachable_regions): Remove.
19678 (convert_from_eh_region_ranges): Do not remove unreachable regions.
19679 (find_exception_handler_labels): Don't build the hashtable.
19680 (maybe_remove_eh_handler): Remove.
19681 (for_each_eh_label): Rewrite to walk the tree.
19682 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
19683 * except.h (maybe_remove_eh_handler): Remove.
19684 * passes.c (init_optimization_passes): Schedule second EH cleanup
19686 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
19687 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
19689 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19691 * genoutput.c (validate_optab_operands): New.
19692 (gen_insn, gen_expand): Call it.
19694 * genflags.c (gen_insn): Detect misused iterators.
19695 (main): Pass line_no to gen_insn, exit with status 1 on error.
19697 * genextract.c (line_no): Make global.
19698 (VEC_safe_set_locstr): Change assertion to error message.
19699 (main): Exit with status 1 on error.
19701 2009-04-08 Joseph Myers <joseph@codesourcery.com>
19705 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
19706 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
19707 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
19708 * c-convert.c (convert): Do not call fold on results of conversion
19709 functions when the result is a C_MAYBE_CONST_EXPR.
19710 * c-parser.c (c_parser_postfix_expression): Do not fold condition
19711 of __builtin_choose_expr.
19712 * c-typeck.c (remove_c_maybe_const_expr): New.
19713 (build_unary_op, build_conditional_expr, build_compound_expr,
19714 build_binary_op, c_objc_common_truthvalue_conversion): Call
19715 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
19718 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
19720 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
19721 CODE to produce a new one. Add a prototype to use fold_convert_const
19723 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
19726 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
19727 mix declarations and code.
19729 2009-04-08 Ben Elliston <bje@au.ibm.com>
19731 * gcc.c: Replace `CC' with `GCC' throughout.
19733 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
19735 * doc/invoke.texi: Document Atom support.
19737 2009-04-07 Jason Merrill <jason@redhat.com>
19740 * c-common.h, c-common.c: Add flag_pretty_templates.
19741 * c-opts.c (c_common_handle_option): Set it.
19742 * c.opt: Add -fno-pretty-templates.
19743 * doc/invoke.texi (C++ Dialect Options): Likewise.
19745 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
19747 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
19748 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
19749 (ia64_expand_builtin): Likewise.
19751 2009-04-07 Martin Jambor <mjambor@suse.cz>
19753 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
19754 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
19755 ADDR_EXPRS are include too.
19757 2009-04-07 Richard Guenther <rguenther@suse.de>
19759 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
19760 decls are only used if passes as parameters or if they are
19761 local statics and the call is not to a builtin.
19762 (call_may_clobber_ref_p_1): Likewise.
19764 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19766 * expr.c (do_store_flag): Remove last argument. Simplify code
19767 to avoid duplication of tests already done by can_compare_p.
19768 (expand_expr_real_1): Adjust caller.
19770 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19772 * optabs.c (can_compare_p): Test the predicate of a
19773 cbranch and cstore pattern.
19775 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19777 * expr.c (convert_move): Use emit_store_flag instead of
19780 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19782 * config/i386/i386.c (ix86_compare_emitted): Remove.
19783 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
19784 ix86_compare_op0 like ix86_compare_emitted used to be handled.
19785 * config/i386/i386.h (ix86_compare_emitted): Remove.
19786 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
19787 instead of ix86_compare_emitted.
19788 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
19790 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
19792 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
19793 Add t-sysroot-suffix to tmake_file.
19794 * config/print-sysroot-suffix.sh: New file.
19795 * config/t-sysroot-suffix: New file.
19797 2009-04-07 Ben Elliston <bje@au.ibm.com>
19799 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
19800 as the latter produces a warning when the target does not support
19803 2009-04-07 Ben Elliston <bje@au.ibm.com>
19805 * dfp.c: Replace type punning assignments with memcpy throughout.
19806 * Makefile.in (dfp.o-warn): Remove.
19808 2009-04-07 Alan Modra <amodra@bigpond.net.au>
19811 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
19812 Include soft-fp/t-softfp after rs6000/t-linux64.
19814 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
19816 * stor-layout.c (set_sizetype): Use the full precision of their
19817 machine mode for bitsize types.
19819 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
19821 * config/i386/i386.md: Revert 2 accidental checkins.
19823 2009-04-06 Joey Ye <joey.ye@intel.com>
19824 Xuepeng Guo <xuepeng.guo@intel.com>
19825 H.J. Lu <hongjiu.lu@intel.com>
19827 Atom pipeline model, tuning and insn selection.
19828 * config.gcc (atom): Add atom config options and target.
19830 * config/i386/atom.md: New.
19832 * config/i386/i386.c (atom_cost): New cost.
19833 (m_ATOM): New macro flag.
19834 (initial_ix86_tune_features): Set m_ATOM.
19835 (x86_accumulate_outgoing_args): Likewise.
19836 (x86_arch_always_fancy_math_387): Likewise.
19837 (processor_target): Add Atom cost.
19838 (cpu_names): Add Atom cpu name.
19839 (override_options): Set Atom ISA.
19840 (ix86_issue_rate): New case PROCESSOR_ATOM.
19841 (ix86_adjust_cost): Likewise.
19843 * config/i386/i386.h (TARGET_ATOM): New target macro.
19844 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
19845 (TARGET_OPT_AGU): New target option.
19846 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
19847 (processor_type): Add PROCESSOR_ATOM.
19849 * config/i386/i386.md (cpu): Add new value "atom".
19850 (use_carry, movu): New attr.
19851 (atom.md): Include atom.md.
19852 (adddi3_carry_rex64): Set attr "use_carry".
19853 (addqi3_carry): Likewise.
19854 (addhi3_carry): Likewise.
19855 (addsi3_carry): Likewise.
19856 (*addsi3_carry_zext): Likewise.
19857 (subdi3_carry_rex64): Likewise.
19858 (subqi3_carry): Likewise.
19859 (subhi3_carry): Likewise.
19860 (subsi3_carry): Likewise.
19861 (x86_movdicc_0_m1_rex64): Likewise.
19862 (*x86_movdicc_0_m1_se): Likewise.
19863 (x86_movsicc_0_m1): Likewise.
19864 (*x86_movsicc_0_m1_se): Likewise.
19865 (*adddi_1_rex64): Emit add insn as much as possible.
19866 (*addsi_1): Likewise.
19867 (return_internal): Set atom_unit.
19868 (return_internal_long): Likewise.
19869 (return_pop_internal): Likewise.
19870 (*rcpsf2_sse): Set atom_sse_attr attr.
19871 (*qrt<mode>2_sse): Likewise.
19872 (*prefetch_sse): Likewise.
19874 * config/i386/i386-c.c (ix86_target_macros_internal): New case
19876 (ix86_target_macros_internal): Likewise.
19878 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
19879 (*prefetch_sse_rex): Likewise.
19880 (sse_rcpv4sf2): Likewise.
19881 (sse_vmrcpv4sf2): Likewise.
19882 (sse_sqrtv4sf2): Likewise.
19883 (<sse>_vmsqrt<mode>2): Likewise.
19884 (sse_ldmxcsr): Likewise.
19885 (sse_stmxcsr): Likewise.
19886 (*sse_sfence): Likewise.
19887 (sse2_clflush): Likewise.
19888 (*sse2_mfence): Likewise.
19889 (*sse2_lfence): Likewise.
19890 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
19891 (<sse>_movup<ssemodesuffixf2c>): Likewise.
19892 (avx_movdqu<avxmodesuffix>): Likewise.
19893 (avx_lddqu<avxmodesuffix>): Likewise.
19894 (sse2_movntv2di): Change attr "type" to "ssemov".
19895 (sse2_movntsi): Likewise.
19896 (rsqrtv8sf2): Change attr "type" to "sseadd".
19897 (sse3_addsubv2df3): Set attr "atom_unit".
19898 (sse3_h<plusminus_insn>v4sf3): Likewise.
19899 (*sse2_pmaddwd): Likewise.
19900 (*vec_extractv2di_1_rex64): Likewise.
19901 (*vec_extractv2di_1_avx): Likewise.
19902 (sse2_psadbw): Likewise.
19903 (ssse3_phaddwv8hi3): Likewise.
19904 (ssse3_phaddwv4hi3): Likewise.
19905 (ssse3_phadddv4si3): Likewise.
19906 (ssse3_phadddv2si3): Likewise.
19907 (ssse3_phaddswv8hi3): Likewise.
19908 (ssse3_phaddswv4hi3): Likewise.
19909 (ssse3_phsubwv8hi3): Likewise.
19910 (ssse3_phsubwv4hi3): Likewise.
19911 (ssse3_phsubdv4si3): Likewise.
19912 (ssse3_phsubdv2si3): Likewise.
19913 (ssse3_phsubswv8hi3): Likewise.
19914 (ssse3_phsubswv4hi3): Likewise.
19915 (ssse3_pmaddubsw128): Likewise.
19916 (sse3_pmaddubsw: Likewise.
19917 (ssse3_palignrti): Likewise.
19918 (ssse3_palignrdi): Likewise.
19920 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
19922 * doc/install.texi (Specific): Fix two cross-references to MinGW.
19924 2009-04-06 Richard Guenther <rguenther@suse.de>
19926 PR tree-optimization/28868
19927 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
19928 of which PHI results we inserted.
19929 (insert_into_preds_of_block): Record inserted PHIs.
19930 (eliminate): Eliminate redundant PHI nodes.
19931 (init_pre): Init inserted_phi_names.
19933 2009-04-06 Richard Guenther <rguenther@suse.de>
19935 PR tree-optimization/39643
19936 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
19937 IMAGPART_EXPRs of complex constants.
19938 (execute_fold_all_builtins): If we folded a call queue
19939 TODO_update_address_taken.
19941 2009-04-06 Jan Hubicka <jh@suse.cz>
19943 PR middle-end/39659
19944 * except.c (remove_unreachable_regions): Propagate may_contain_throw
19947 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
19949 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
19951 (ic_invalidate_array): Likewise.
19953 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
19955 * calls.c (emit_library_call_value_1): Fix a problem with parameter
19956 alignment for library calls.
19958 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
19960 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
19961 (mingw32 tm clause use_gcc_stdint): Set to wrap.
19962 * config/i386/mingw-stdint.h: New file.
19964 2009-04-05 Richard Guenther <rguenther@suse.de>
19966 PR tree-optimization/39648
19967 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
19968 our &A vs. &A[0] IL deficiencies.
19970 2009-04-04 Jan Hubicka <jh@suse.cz>
19972 * except.c (sjlj_find_directly_reachable_regions): Be ready for
19973 removed toplevel regions.
19974 (sjlj_mark_call_sites): Likewise.
19976 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
19978 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
19979 (cygwin tm clause use_gcc_stdint): Set to wrap.
19980 * config/i386/cygwin-stdint.h: New file.
19982 2009-04-04 Richard Guenther <rguenther@suse.de>
19984 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
19985 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
19986 single-argument PHIs if we are in loop-closed SSA form.
19987 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
19988 for the pre-condition.
19989 (slpeel_tree_peel_loop_to_edge): Likewise.
19990 (vect_build_loop_niters): Take an optional sequence to append stmts.
19991 (vect_generate_tmps_on_preheader): Likewise.
19992 (vect_do_peeling_for_loop_bound): Take extra guards for the
19994 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
19995 the cost model check.
19996 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
19997 guards if we are going to peel. Do not apply versioning in that case.
19998 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
19999 (vect_do_peeling_for_loop_bound): Likewise.
20000 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
20001 loop bound only record extra pre-conditions, do not apply loop
20004 2009-04-04 Richard Guenther <rguenther@suse.de>
20006 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
20009 2009-04-04 Jan Hubicka <jh@suse.cz>
20011 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20012 last_basic_block for size of bb->index indexed array.
20013 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
20014 compute_out, link_btr_uses, build_btr_def_use_webs,
20015 build_btr_def_use_webs, migrate_btr_defs): Likewise.
20017 2009-04-04 Jan Hubicka <jh@suse.cz>
20019 * except.c (remove_eh_handler_and_replace): Break out from ...
20020 (remove_eh_handler): ... here.
20021 (bring_to_root): New function.
20022 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
20023 handled ones, bring others to root of tree.
20025 2009-04-04 Jan Hubicka <jh@suse.cz>
20027 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
20028 (all_phis_safe_to_merge): New function.
20029 (update_info): New structure.
20030 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
20031 (cleanup_empty_eh): Update SSA if possible.
20033 2009-04-04 Richard Guenther <rguenther@suse.de>
20035 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
20036 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
20037 (append_vuse): Likewise.
20039 2009-04-04 Jakub Jelinek <jakub@redhat.com>
20041 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
20042 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
20043 instead of REG_UNSAVED for DW_CFA_undefined.
20044 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
20045 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
20048 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
20051 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
20052 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
20053 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
20055 2009-04-04 Richard Guenther <rguenther@suse.de>
20057 PR tree-optimization/8781
20058 PR tree-optimization/37892
20059 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
20060 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
20061 (valueize_refs): Call it for *& valueizations.
20062 (shared_reference_ops_from_ref): Rename to ...
20063 (valueize_shared_reference_ops_from_ref): ... this and valueize.
20064 (shared_reference_ops_from_call): Rename to ...
20065 (valueize_shared_reference_ops_from_call): ... this and valueize.
20066 (vn_reference_lookup): Update.
20067 (visit_reference_op_call): Likewise.
20068 * tree-ssa-pre.c (phi_translate_1): Fold *&.
20069 (eliminate): Value-replace the call address in call statements.
20071 2009-04-04 Richard Guenther <rguenther@suse.de>
20073 PR tree-optimization/39636
20074 * tree-ssa-forwprop.c
20075 (forward_propagate_addr_into_variable_array_index): Check for
20076 GIMPLE_ASSIGN before accessing the rhs code.
20078 2009-04-03 Jason Merrill <jason@redhat.com>
20080 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
20082 2009-04-03 Steve Ellcey <sje@cup.hp.com>
20084 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
20085 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
20086 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
20087 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
20088 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
20089 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
20090 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
20091 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
20092 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
20093 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
20094 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
20095 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
20096 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
20097 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
20098 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
20099 Use fr_reg_or_fp01_operand instead of fr_register_operand
20101 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
20102 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
20103 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
20105 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
20107 PR rtl-optimization/39607
20108 PR rtl-optimization/39631
20112 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20113 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20114 instead of DF_LR_OUT.
20115 * ira-lives.c (process_bb_node_lives): Ditto.
20116 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20117 instead of DF_LR_{OUT,IN}.
20118 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20119 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20121 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
20123 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
20124 (execute_lower_omp): Always run but take the short way out if -fopenmp
20126 (gate_lower_omp): Remove, forcing the pass manager to always run the
20127 pass and always set PROP_gimple_lomp.
20128 (pass_lower_omp): Remove gate function.
20129 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
20130 PROP_trees. Instead, require it.
20131 * ipa-cp.c (pass_ipa_cp): Likewise.
20132 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
20133 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
20134 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
20135 and PROP_gimple_leh.
20137 2009-04-03 Richard Guenther <rguenther@suse.de>
20139 PR middle-end/13146
20140 PR tree-optimization/23940
20141 PR tree-optimization/33237
20142 PR middle-end/33974
20143 PR middle-end/34093
20144 PR tree-optimization/36201
20145 PR tree-optimization/36230
20146 PR tree-optimization/38049
20147 PR tree-optimization/38207
20148 PR tree-optimization/38230
20149 PR tree-optimization/38301
20150 PR tree-optimization/38585
20151 PR middle-end/38895
20152 PR tree-optimization/38985
20153 PR tree-optimization/39299
20154 * tree-ssa-structalias.h: Remove.
20155 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
20156 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
20157 (struct vuse_element_d): Remove.
20158 (struct vuse_vec_d): Likewise.
20159 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
20160 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
20161 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
20162 VUSE_ELEMENT_VAR): Likewise.
20163 (struct voptype_d): Likewise.
20164 (NUM_VOP_FREE_BUCKETS): Likewise.
20165 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
20166 (struct stmt_operands_d): Remove.
20167 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
20168 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
20169 VDEF_NUM, VDEF_VECT): Likewise.
20170 (copy_virtual_operands): Remove.
20171 (operand_build_cmp): Likewise.
20172 (create_ssa_artificial_load_stmt): Likewise.
20173 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
20174 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
20175 vuse_index and mayuse_index members. Pack and move done and iter_type
20176 members to the front.
20177 (SSA_OP_VMAYUSE): Remove.
20178 (SSA_OP_VIRTUAL_USES): Adjust.
20179 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
20180 (unlink_stmt_vdef): Declare.
20181 (add_to_addressable_set): Remove.
20182 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
20183 (vrp_visit_stmt): Likewise.
20184 * doc/tree-ssa.texi (Alias analysis): Update.
20185 * doc/invoke.texi (max-aliased-vops): Remove docs.
20186 (avg-aliased-vops): Likewise.
20187 * tree-into-ssa.c (syms_to_rename): Remove.
20188 (need_to_update_vops_p): Likewise.
20189 (need_to_initialize_update_ssa_p): Rename to ...
20190 (update_ssa_initialized_fn): ... this. Track function we are
20192 (symbol_marked_for_renaming): Simplify.
20193 (add_new_name_mapping): Do not set need_to_update_vops_p.
20194 (dump_currdefs): Use SYMS_TO_RENAME.
20195 (rewrite_update_stmt): Always walk all uses/defs.
20196 (dump_update_ssa): Adjust.
20197 (init_update_ssa): Take function argument. Track what we are
20199 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
20200 (create_new_def_for): Initialize for cfun, assert we are initialized
20202 (mark_sym_for_renaming): Simplify.
20203 (mark_set_for_renaming): Do not initialize update-ssa.
20204 (need_ssa_update_p): Simplify. Take function argument.
20205 (name_mappings_registered_p): Assert we ask for the correct function.
20206 (name_registered_for_update_p): Likewise.
20207 (ssa_names_to_replace): Likewise.
20208 (release_ssa_name_after_update_ssa): Likewise.
20209 (update_ssa): Likewise. Use SYMS_TO_RENAME.
20210 (dump_decl_set): Do not print a newline.
20211 (debug_decl_set): Do it here.
20212 (dump_update_ssa): And here.
20213 * tree-ssa-loop-im.c (move_computations): Adjust.
20214 (movement_possibility): Likewise.
20215 (determine_max_movement): Likewise.
20216 (gather_mem_refs_stmt): Likewise.
20217 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
20218 or NAME_MEMORY_TAG.
20219 * tree-complex.c (update_all_vops): Remove.
20220 (expand_complex_move): Adjust.
20221 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
20222 Simplify test for memory referencing statement. Exclude
20223 non-invariant ADDR_EXPRs.
20224 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
20225 * tree-loop-distribution.c (generate_memset_zero): Adjust.
20226 (rdg_flag_uses): Likewise.
20227 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
20229 (tree_optimize_tail_calls_1): Also split the
20230 edge from the entry block if we have degenerate PHI nodes in
20231 the first basic block.
20232 * tree.c (init_ttree): Remove memory-tag related code.
20233 (tree_code_size): Likewise.
20234 (tree_node_structure): Likewise.
20235 (build7_stat): Re-write to be build6_stat.
20236 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
20237 (SSA_VAR_P): Adjust.
20238 (struct tree_memory_tag): Remove.
20239 (struct tree_memory_partition_tag): Likewise.
20240 (union tree_node): Adjust.
20241 (build7): Re-write to be build6.
20242 * tree-pass.h (pass_reset_cc_flags): Remove.
20243 (TODO_update_address_taken): New flag.
20244 (pass_simple_dse): Remove.
20245 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
20246 * params.h (MAX_ALIASED_VOPS): Remove.
20247 (AVG_ALIASED_VOPS): Likewise.
20248 * omp-low.c (expand_omp_taskreg): Update SSA form.
20249 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
20250 aliases the lhs in a copy stmt.
20251 * tree-ssa-dse.c (struct address_walk_data): Remove.
20252 (memory_ssa_name_same): Likewise.
20253 (memory_address_same): Likewise.
20254 (get_kill_of_stmt_lhs): Likewise.
20255 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
20256 unused stores. Look through PHI nodes into post-dominated regions.
20257 (dse_optimize_stmt): Simplify. Properly remove stores.
20258 (tree_ssa_dse): Compute dominators.
20259 (execute_simple_dse): Remove.
20260 (pass_simple_dse): Likewise.
20261 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
20262 gimple_loaded_syms and gimple_stored_syms computation.
20263 * toplev.c (dump_memory_report): Dump alias and pta stats.
20264 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
20265 (vn_reference_eq): Likewise.
20266 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
20267 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
20268 valueize_vuses): Remove.
20269 (get_def_ref_stmt_vuses): Simplify. Rename to ...
20270 (get_def_ref_stmt_vuse): ... this.
20271 (vn_reference_lookup_2): New function.
20272 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
20273 walking equivalent vuses. Simplify.
20274 (vn_reference_lookup): Likewise.
20275 (vn_reference_insert): Likewise.
20276 (vn_reference_insert_pieces): Likewise.
20277 (visit_reference_op_call): Simplify.
20278 (visit_reference_op_load): Likewise.
20279 (visit_reference_op_store): Likewise.
20280 (init_scc_vn): Remove shared_lookup_vuses initialization.
20281 (free_scc_vn): Remove shared_lookup_vuses freeing.
20282 (sort_vuses, sort_vuses_heap): Remove.
20283 (get_ref_from_reference_ops): Export.
20284 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
20285 vector with single vuse pointer.
20286 (vn_reference_lookup_pieces, vn_reference_lookup,
20287 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
20288 (shared_vuses_from_stmt): Remove.
20289 (get_ref_from_reference_ops): Declare.
20290 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
20291 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20292 memory-tag related code.
20293 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
20294 (likely_value): Add comment, skip static-chain of call statements.
20295 (surely_varying_stmt_p): Adjust.
20296 (gimplify_and_update_call_from_tree): Likewise.
20297 (execute_fold_all_builtins): Do not rebuild alias info.
20298 (gimplify_and_update_call_from_tree): Properly update VOPs.
20299 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
20300 (copy_ref_info): Remove memory-tag related code.
20301 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
20302 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
20303 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
20305 * tree-ssa-dom.c (gimple_p): Remove typedef.
20306 (eliminate_redundant_computations): Adjust.
20307 (record_equivalences_from_stmt): Likewise.
20308 (avail_expr_hash): Likewise.
20309 (avail_expr_eq): Likewise.
20310 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
20311 (stmt_makes_single_load): Likewise.
20312 (stmt_makes_single_store): Likewise.
20313 * tree-ssa-alias.c: Rewrite completely.
20314 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
20315 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
20316 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
20317 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
20318 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
20319 Remove public functions.
20320 (pass_reset_cc_flags): Remove.
20321 (pass_build_alias): Move ...
20322 * tree-ssa-structalias.c (pass_build_alias): ... here.
20323 * tree-ssa-alias.c (may_be_aliased): Move ...
20324 * tree-flow-inline.h (may_be_aliased): ... here.
20325 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
20326 count_uses_and_derefs): Move ...
20327 * gimple.c: ... here.
20328 * gimple.h (count_uses_and_derefs): Declare.
20329 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
20330 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
20331 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
20332 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
20333 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
20334 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
20335 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
20337 * tree-dfa.c (refs_may_alias_p): Move ...
20338 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
20339 * tree-ssa-alias.h: New file.
20340 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
20341 (statement_sink_location): Likewise.
20342 * opts.c (decode_options): Do not adjust max-aliased-vops or
20343 avg-aliased-vops values.
20344 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
20345 (TV_CALL_CLOBBER): Likewise.
20346 (TV_FLOW_SENSITIVE): Likewise.
20347 (TV_FLOW_INSENSITIVE): Likewise.
20348 (TV_MEMORY_PARTITIONING): Likewise.
20349 (TV_ALIAS_STMT_WALK): New timevar.
20350 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
20351 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
20352 (get_address_description): Remove memory-tag related code.
20353 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
20354 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
20355 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
20356 and immediate uses in statements. Document.
20357 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
20358 (dump_symbols): Remove.
20359 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
20360 * alias.c (get_deref_alias_set): New function split out from ...
20361 (get_alias_set): ... here.
20362 * alias.h (get_deref_alias_set): Declare.
20363 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
20364 type parameter. Remove restrict pointer handling. Create a
20365 ref-all pointer in case type-based alias sets do not conflict.
20366 (vect_analyze_data_refs): Remove SMT related code.
20367 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
20368 (vectorizable_load): Likewise.
20369 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
20370 (DR_SYMBOL_TAG, DR_VOPS): Remove.
20371 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
20372 Ignore vops and SMTs.
20373 (dr_analyze_alias): Likewise..
20374 (free_data_ref): Likewise.
20375 (create_data_ref): Likewise.
20376 (analyze_all_data_dependences): Likewise.
20377 (get_references_in_stmt): Adjust.
20378 * tree-flow-inline.h (gimple_aliases_computed_p,
20379 gimple_addressable_vars, gimple_call_clobbered_vars,
20380 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
20381 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
20382 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
20383 gimple_mem_ref_stats): Remove.
20384 (gimple_vop): New function.
20385 (op_iter_next_use): Remove vuses and mayuses cases.
20386 (op_iter_next_def): Remove vdefs case.
20387 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
20388 (clear_and_done_ssa_iter): Do not set removed fields.
20389 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
20390 Assert we are not iterating over vuses or vdefs if not also
20391 iterating over uses or defs.
20392 (op_iter_init_use): Likewise.
20393 (op_iter_init_def): Likewise.
20394 (op_iter_next_vdef): Remove.
20395 (op_iter_next_mustdef): Likewise.
20396 (op_iter_init_vdef): Likewise.
20397 (compare_ssa_operands_equal): Likewise.
20398 (link_use_stmts_after): Handle vuse operand.
20399 (is_call_used): Use is_call_clobbered.
20400 (is_call_clobbered): Global variables are always call clobbered,
20401 query the call-clobbers bitmap.
20402 (mark_call_clobbered): Ignore global variables.
20403 (clear_call_clobbered): Likewise.
20404 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
20405 virtual operands sanity check.
20406 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
20408 (TARGET_MEM_REF): Remove TMR_TAG operand.
20409 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
20410 Remove call-clobber related code.
20411 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
20412 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
20413 partitions or escape reason.
20414 (get_single_def_stmt, get_single_def_stmt_from_phi,
20415 get_single_def_stmt_with_phi): Remove.
20416 (dump_referenced_vars): Tidy.
20417 (get_ref_base_and_extent): Allow bare decls.
20418 (collect_dfa_stats): Adjust.
20419 * graphite.c (rename_variables_in_stmt): Adjust.
20420 (graphite_copy_stmts_from_block): Likewise.
20421 (translate_clast): Likewise.
20422 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
20424 (translate_vuse_through_block): Use the oracle.
20425 (phi_translate_1): Adjust.
20426 (value_dies_in_block_x): Use the oracle. Cache the outcome
20428 (valid_in_sets): Check if the VUSE for
20429 a REFERENCE is available.
20430 (eliminate): Do not remove stmts during elimination,
20431 instead queue and remove them afterwards.
20432 (do_pre): Do not rebuild alias info.
20433 (pass_pre): Run TODO_rebuild_alias before PRE.
20434 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
20435 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
20436 (mark_all_v_defs_stmt): Remove.
20437 (mark_all_v_defs_seq): Adjust.
20438 (sra_replace): Likewise.
20439 (scalarize_use): Likewise.
20440 (scalarize_copy): Likewise.
20441 (scalarize_init): Likewise.
20442 (scalarize_ldst): Likewise.
20443 (todoflags): Remove.
20444 (tree_sra): Do not rebuild alias info.
20445 (tree_sra_early): Adjust.
20446 (pass_sra): Run TODO_update_address_taken before SRA.
20447 * tree-predcom.c (set_alias_info): Remove.
20448 (prepare_initializers_chain): Do not call it.
20449 (mark_virtual_ops_for_renaming): Adjust.
20450 (mark_virtual_ops_for_renaming_list): Remove.
20451 (initialize_root_vars): Adjust.
20452 (initialize_root_vars_lm): Likewise.
20453 (prepare_initializers_chain): Likewise.
20454 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
20455 (may_propagate_copy_into_stmt): Likewise.
20456 (merge_alias_info): Do nothing for now.
20457 (propagate_tree_value_into_stmt): Adjust.
20458 (stmt_may_generate_copy): Likewise.
20459 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
20460 not mark symbols for renaming.
20461 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
20462 with the same statement, make sure to update the new pointed-to one.
20463 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
20464 call statements, do not mark symbols for renaming.
20465 (mark_operand_necessary): Dump something.
20466 (ref_may_be_aliased): New function.
20467 (mark_aliased_reaching_defs_necessary_1): New helper function.
20468 (mark_aliased_reaching_defs_necessary): Likewise.
20469 (mark_all_reaching_defs_necessary_1): Likewise.
20470 (mark_all_reaching_defs_necessary): Likewise.
20471 (propagate_necessity): Do not process virtual PHIs. For
20472 non-aliased loads mark all reaching definitions as necessary.
20473 For aliased loads and stores mark the immediate dominating
20474 aliased clobbers as necessary.
20475 (visited): New global static.
20476 (perform_tree_ssa_dce): Free visited bitmap after propagating
20478 (remove_dead_phis): Perform simple dead virtual PHI removal.
20479 (remove_dead_stmt): Properly unlink virtual operands when
20481 (eliminate_unnecessary_stmts): Schedule PHI removal after
20483 * tree-ssa-ter.c (is_replaceable_p): Adjust.
20484 (process_replaceable): Likewise.
20485 (find_replaceable_in_bb): Likewise.
20486 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
20487 based on the single gimple vop.
20488 (verify_flow_insensitive_alias_info): Remove.
20489 (verify_flow_sensitive_alias_info): Likewise.
20490 (verify_call_clobbering): Likewise.
20491 (verify_memory_partitions): Likewise.
20492 (verify_alias_info): Likewise.
20493 (verify_ssa): Adjust..
20494 (execute_update_addresses_taken): Export. Update SSA
20495 manually. Optimize only when optimizing. Use a local bitmap.
20496 (pass_update_address_taken): Remove TODO_update_ssa, add
20498 (pass_update_address_taken): Just use TODO_update_address_taken.
20499 (init_tree_ssa): Do not initialize addressable_vars.
20500 (verify_ssa): Verify new VUSE / VDEF properties.
20501 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
20502 Do not call verify_alias_info.
20503 (delete_tree_ssa): Clear the VUSE, VDEF operands.
20504 Do not free the loaded and stored syms bitmaps. Reset the escaped
20505 and callused solutions. Do not free addressable_vars.
20506 Remove memory-tag related code.
20507 (warn_uninitialized_var): Aliases are always available.
20508 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
20509 * lambda-code.c (can_put_in_inner_loop): Adjust.
20510 (can_put_after_inner_loop): Likewise.
20511 (perfect_nestify): Likewise.
20512 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
20513 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
20514 (vectorizable_conversion): Do not mark symbols for renaming.
20515 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
20516 (expand_call_inline): Unlink the calls virtual operands before
20518 (tree_function_versioning): Do not call update_ssa if we are not
20519 updating clones. Simplify.
20520 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
20521 (propagate_with_phi): Likewise..
20522 * tree-outof-ssa.c (create_temp): Remove memory tag and call
20523 clobber code. Assert we are not aliased or global.
20524 * tree-flow.h: Include tree-ssa-alias.h
20525 (enum escape_type): Remove.
20526 (struct mem_sym_stats_d): Likewise.
20527 (struct mem_ref_stats_d): Likewise.
20528 (struct gimple_df): Add vop member. Remove global_var,
20529 call_clobbered_vars, call_used_vars, addressable_vars,
20530 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
20531 escaped and callused members.
20532 (struct ptr_info_def): Remove all members, add points-to solution
20534 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
20535 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
20536 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
20537 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
20538 (tree-ssa-alias.o): Likewise.
20539 (toplev.o): Add tree-ssa-alias.h
20540 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
20541 * gimple.c (gimple_set_bb): Fix off-by-one error.
20542 (is_gimple_reg): Do not handle memory tags.
20543 (gimple_copy): Also copy virtual operands.
20544 Delay updating the statement. Do not reset loaded and stored syms.
20545 (gimple_set_stored_syms): Remove.
20546 (gimple_set_loaded_syms): Likewise.
20547 (gimple_call_copy_skip_args): Copy the virtual operands
20548 and mark the new statement modified.
20549 * tree-ssa-structalias.c (may_alias_p): Remove.
20550 (set_uids_in_ptset): Take the alias set to prune with as
20551 parameter. Fold in the alias test of may_alias_p.
20552 (compute_points_to_sets): Compute whether a ptr is dereferenced
20553 in a local sbitmap.
20554 (process_constraint): Deal with &ANYTHING on the lhs, reject all
20555 other ADDRESSOF constraints on the lhs.
20556 (get_constraint_for_component_ref): Assert that we don't get
20557 ADDRESSOF constraints from the base of the reference.
20558 Properly generate UNKNOWN_OFFSET for DEREF if needed.
20559 (struct variable_info): Remove collapsed_to member.
20560 (get_varinfo_fc): Remove.
20561 (new_var_info): Do not set collapsed_to.
20562 (dump_constraint): Do not follow cycles.
20563 (dump_constraint_graph): Likewise.
20564 (build_pred_graph): Likewise.
20565 (build_succ_graph): Likewise.
20566 (rewrite_constraints): Likewise.
20567 (do_simple_structure_copy): Remove.
20568 (do_rhs_deref_structure_copy): Remove.
20569 (do_lhs_deref_structure_copy): Remove.
20570 (collapse_rest_of_var): Remove.
20571 (do_structure_copy): Re-implement.
20572 (pta_stats): New global variable.
20573 (dump_pta_stats): New function.
20574 (struct constraint_expr): Make offset signed.
20575 (UNKNOWN_OFFSET): Define special value.
20576 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
20577 (solution_set_expand): New helper function split out from ...
20578 (do_sd_constraint): ... here.
20579 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
20580 (do_ds_constraint): Likewise.
20581 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
20582 and CALLUSED = *CALLUSED.
20583 (set_union_with_increment): Make inc argument signed.
20584 (type_safe): Remove.
20585 (get_constraint_for_ptr_offset): Handle unknown and negative
20587 (first_vi_for_offset): Handle offsets before start. Bail
20588 out early for offsets beyond the variable extent.
20589 (first_or_preceding_vi_for_offset): New function.
20590 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
20591 Together with ESCAPED = *ESCAPED this properly computes reachability.
20592 (find_what_var_points_to): New function.
20593 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
20594 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
20595 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
20596 pt_solutions_intersect): New functions.
20597 (compute_call_used_vars): Remove.
20598 (compute_may_aliases): New main entry into PTA computation.
20599 * gimple.h (gimple_p): New typedef.
20600 (struct gimple_statement_base): Remove references_memory_p.
20601 (struct gimple_statement_with_memory_ops_base): Remove
20602 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
20604 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
20605 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
20606 gimple_set_references_memory): Remove.
20607 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
20608 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
20610 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
20611 (verify_expr): Allow RESULT_DECL.
20612 (gimple_duplicate_bb): Do not copy virtual operands.
20613 (gimple_duplicate_sese_region): Adjust.
20614 (gimple_duplicate_sese_tail): Likewise.
20615 (mark_virtual_ops_in_region): Remove.
20616 (move_sese_region_to_fn): Do not call it.
20617 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
20618 and pass_simple_dse.
20619 (execute_function_todo): Handle TODO_update_address_taken,
20620 call execute_update_addresses_taken for TODO_rebuild_alias.
20621 (execute_todo): Adjust.
20622 (execute_one_pass): Init dump files early.
20623 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
20625 (create_general_new_stmt): Clear vops.
20626 * tree-ssa-reassoc.c (get_rank): Adjust.
20627 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
20628 symbols for renaming.
20629 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
20630 (PARAM_AVG_ALIASED_VOPS): Likewise.
20631 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
20632 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
20633 * tree-ssa-operands.c: Simplify for new virtual operand representation.
20634 (operand_build_cmp, copy_virtual_operands,
20635 create_ssa_artificial_load_stmt, add_to_addressable_set,
20636 gimple_add_to_addresses_taken): Remove public functions.
20637 (unlink_stmt_vdef): New function.
20639 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20641 * config.gcc (powerpc-*-linux*): Merge variants.
20643 2009-04-02 Chao-ying Fu <fu@mips.com>
20644 James Grosbach <james.grosbach@microchip.com>
20646 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
20647 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
20649 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
20650 keep_interrupts_masked_p, use_debug_exception_return_p.
20651 (mips_attribute_table): Add interrupt, use_shadow_register_set,
20652 keep_interrupts_masked, use_debug_exception_return.
20653 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
20654 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
20656 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
20657 (mips_print_operand): Process COP0 registers to print $0 .. $31
20658 correctly for GAS to process.
20659 (mips_interrupt_extra_call_saved_reg_p): New function.
20660 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
20662 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
20663 (mips_compute_frame_info): Add supports for interrupt context that
20664 includes doubleword accumulators and COP0 registers.
20665 (mips_for_each_saved_acc): New function.
20666 (mips_for_each_saved_gpr_and_fpr): Change the function name from
20667 mips_for_each_saved_reg.
20668 (mips_save_reg): Save accumulators.
20669 (mips_kernel_reg_p): A new for_each_rtx callback.
20670 (mips_expand_prologue): Support interrupt handlers.
20671 (mips_restore_reg): Restore accumulators.
20672 (mips_expand_epilogue): Support interrupt handlers.
20673 (mips_can_use_return_insn): Return false for interrupt handlers.
20674 (mips_epilogue_uses): New function.
20675 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
20676 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
20677 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
20678 cop0_move): New instructions.
20679 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
20680 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
20682 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
20684 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
20685 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
20686 interrupt handlers, we use K0 as the temporary register.
20687 (EPILOGUE_USES): Change to a function call.
20688 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
20689 handlers, we use K0 as the temporary register.
20691 * doc/extend.texi (Function Attributes): Document interrupt,
20692 use_shadow_register_set, keep_interrupts_masked,
20693 use_debug_exception_return for MIPS attributes.
20695 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20697 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
20698 Remove a number of t-files from tmake_file.
20699 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
20700 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
20701 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
20702 target_prototype, not TARGET_PROTOTYPE.
20703 (LINK_OS_GNU_SPEC): Define.
20704 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
20705 and darwin-ldoubdle.c.
20707 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
20710 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
20711 (cpp_options): Ditto.
20712 (default_compilers): Ditto.
20713 (display_help): Ditto.
20714 (process_command): Ditto.
20715 (do_spec_1): Ditto.
20716 (set_input): Use lbasename instead of duplicate code.
20717 (save_temps_prefix): New static for -save-temps=obj.
20718 (save_temps_length): Ditto.
20720 * doc/invoke.texi (-save-temps=obj): Document new variant to
20721 -save-temps switch.
20723 2009-04-02 Jeff Law <law@redhat.com>
20725 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
20728 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20730 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
20731 * configure: Regenerated.
20733 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20735 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
20736 share the argument list.
20738 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20742 2009-02-12 Diego Novillo <dnovillo@google.com>
20744 * varpool.c (debug_varpool): New.
20745 * cgraph.h (debug_varpool): Declare.
20747 2009-04-02 Jan Hubicka <jh@suse.cz>
20749 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
20752 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20754 * config/i386/i386.c (ix86_abi): Move initialization to ...
20755 (override_options): Here.
20757 2009-04-02 Christian Bruel <christian.bruel@st.com>
20759 * config/sh/sh.c (sh_dwarf_register_span): New function.
20760 (TARGET_DWARF_REGISTER_SPAN): Define.
20761 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
20763 2009-04-02 Ira Rosen <irar@il.ibm.com>
20765 PR tree-optimization/39595
20766 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
20767 interleaved loads group is not greater than the SLP group size.
20769 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20771 * builtins.c (is_builtin_name): New.
20772 (called_as_built_in): Use is_builtin_name.
20773 * tree.h (is_builtin_name): New.
20774 * varasm.c (incorporeal_function_p): Use is_builtin_name
20776 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
20778 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
20780 2009-04-02 Dodji Seketeli <dodji@redhat.com>
20783 * c-decl.c (clone_underlying_type): Move this ...
20784 * c-common.c (set_underlying_type): ... here.
20785 Also, make sure the function properly sets TYPE_STUB_DECL() on
20786 the newly created typedef variant type.
20787 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
20788 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
20791 2009-04-02 Richard Guenther <rguenther@suse.de>
20793 PR tree-optimization/37221
20794 * tree-flow.h (degenerate_phi_result): Declare.
20795 * tree-ssa-dom.c (degenerate_phi_result): Export.
20796 * tree-scalar-evolution.c (analyze_initial_condition): If
20797 the initial condition is defined by a degenerate PHI node
20798 use the degenerate value.
20800 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
20802 PR rtl-optimization/39588
20803 * combine.c (merge_outer_ops): Do not set the constant when this
20805 (simplify_shift_const_1): Do not modify it either in this case.
20807 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
20809 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
20810 tuning is deprecated if -mtune value is set to an Itanium1 variant.
20812 2009-04-01 Janis Johnson <janis187@us.ibm.com>
20815 * c-lex.c (interpret_float): Default (no suffix) is double.
20817 2009-04-1 Xinliang David Li <davidxl@google.com>
20819 * config/i386/i386.c (legitimate_constant_p): Recognize
20820 all one vector constant.
20822 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20824 * config/vax/vax.c: Add #includes to silence warnings.
20825 Change #include order to silence two warnings.
20827 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20829 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
20830 (ASM_SPEC): Pass -k to the assembler for PIC code.
20832 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20834 * config.gcc: Add vax-*-linux* to the switch.
20835 * config/vax/linux.h: New file. (TARGET_VERSION,
20836 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
20838 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20840 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
20841 Use predicate macros instead of GET_CODE() == foo.
20842 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
20843 ashlsi3, rotrsi3, <unnamed>): Likewise.
20845 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20847 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
20848 jbbccihi, jbbccisi): Remova trailing whitespace.
20849 * config/vax/constraints.md: Likewise.
20850 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20851 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
20852 * config/vax/predicates.md: Likewise.
20853 * config/vax/vax.c (print_operand_address, vax_output_int_move,
20854 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
20855 * config/vax/vax.h: Likewise.
20856 * config/vax/vax.md (nonlocal_goto): Likewise.
20858 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20860 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
20861 (indirectable_address_p, adjacent_operands_p): Add spaces around
20863 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
20865 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20867 * config/vax/vax.c (legitimate_constant_address_p,
20868 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
20869 index_term_p, reg_plus_index_p, legitimate_address_p,
20870 vax_mode_dependent_address_p): Update comments to match functions
20871 modified by the recent int->bool conversion.
20873 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20875 * config/vax/builtins.md: Update copyright message.
20876 * config/vax/constraints.md: Likewise.
20877 * config/vax/netbsd-elf.h: Likewise.
20878 * config/vax/predicates.md: Likewise.
20879 * config/vax/vax-protos.h: Likewise.
20880 * config/vax/vax.c: Likewise.
20881 * config/vax/vax.h: Likewise.
20882 * config/vax/vax.md: Likewise.
20883 * config/vax/vax.opt: Likewise.
20885 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20887 * config/vax/builtins.md (ffssi2, ffssi2_internal,
20888 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
20889 * config/vax/constraints.md (B, R): Likewise.
20890 * config/vax/predicates.md (external_memory_operand,
20891 nonimmediate_addsub_di_operand): Likewise.
20892 * config/vax/vax.c (vax_output_int_add): Likewise.
20893 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
20894 untyped_call): Likewise.
20896 2009-04-01 Matt Thomas <matt@3am-software.com>
20898 * config/vax/predicates.md: New file.
20899 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
20900 external_const_operand, nonsymbolic_operand, external_memory_operand,
20901 indirect_memory_operand, indexed_memory_operand,
20902 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
20903 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
20905 * config/vax/constraints.md: New file.
20906 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
20908 * config/vax/builtins.md: New file.
20909 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
20910 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
20912 * config/vax/vax.opt (mqmath): Add option.
20913 * config/vax/vax.md (isfx): Extend with DI.
20914 (VAXintQH, VAXintQHSD): Define.
20915 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
20916 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
20917 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
20918 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
20919 (movdi): Update constraints and use vax_output_int_move().
20920 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
20921 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
20922 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
20923 nonlocal_goto): New.
20924 (mov<mode>): Extend accepted operand types.
20925 (subdi3_old): Rename from subdi3, change update constraints and use
20926 a new implementation.
20927 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
20928 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
20929 MOVE_RATIO, CLEAR_RATIO): Define.
20930 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
20931 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
20932 (PRINT_OPERAND): Redefine using a function instead of inlined code.
20933 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
20934 (split_quadword_operands): Make static and really allow variable
20936 (print_operand_address): Update for PIC generation.
20937 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
20938 indexable_address_p, fixup_mathdi_operand,
20939 vax_expand_addsub_di_operands, adjacent_operands_p): New.
20940 (vax_float_literal, legitimate_constant_p,
20941 indirectable_constant_address_p, index_term_p,
20942 reg_plus_index_p): Return bool instead of int.
20943 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
20945 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
20947 (vax_output_conditional_branch): Indent.
20948 (legitimate_constant_address_p, indirectable_constant_address_p,
20949 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
20950 vax_mode_dependent_address_p): Return bool instead of int, update for
20952 * config/vax/vax-protos.h (legitimate_constant_address_p,
20953 legitimate_constant_p, legitimate_address_p,
20954 vax_mode_dependent_address_p): Change declaration to bool.
20955 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
20956 vax_expand_addsub_di_operands, vax_output_int_subtract,
20957 vax_output_movmemsi): Declare.
20958 (split_quadword_operands, vax_float_literal): Delete declaration.
20959 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
20960 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
20961 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
20962 ASM_OUTPUT_DWARF_PCREL): Define.
20963 (ASM_SPEC): Change definition to allow PIC generation.
20965 2009-04-01 Steve Ellcey <sje@cup.hp.com>
20967 * doc/sourcebuild.texi: Update front-end requirements.
20969 2009-04-01 Jakub Jelinek <jakub@redhat.com>
20972 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
20973 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
20974 (booldi3_internal3): Use boolean_or_operator instead of
20977 2009-04-01 Joseph Myers <joseph@codesourcery.com>
20980 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
20981 declarator whose size is not an integer constant expression but
20982 folds to an integer constant, then treat it as a constant
20985 2009-04-01 Richard Guenther <rguenther@suse.de>
20987 * fold-const.c (fold_plusminus_mult_expr): Do not fold
20988 i * 4 + 2 to (i * 2 + 1) * 2.
20990 2009-04-01 Jakub Jelinek <jakub@redhat.com>
20993 * c-parser.c (c_parser_asm_statement): Skip until close paren and
20994 return if c_parser_asm_string_literal returned NULL.
20996 2009-04-01 Nick Clifton <nickc@redhat.com>
20998 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
21000 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
21001 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
21002 other typedefs to avoid conflicts with libgcc2.c. Define labels
21003 to gain 16-bit bit-manipulation functions from libgcc2.c and then
21005 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
21006 to gain 16-bit trapping arithmetic functions from libgcc2.c and
21009 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
21011 * varasm.c (default_function_rodata_section): Declare DOT as
21014 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
21015 Andrey Galkin <agalkin@hypercom.com>
21018 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
21019 Make object_name unique for each process.
21021 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21024 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
21025 addressable variables in the parallel that could go out of scope while
21026 running queued tasks.
21028 2009-04-01 Anatoly Sokolov <aesok@post.ru>
21030 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
21031 (CASE_VALUES_THRESHOLD): Redefine.
21032 * config/avr/avr.c (avr_override_options): Remove initialization of
21033 avr_case_values_threshold variable.
21034 (avr_case_values_threshold): Remove variable. Add new function.
21035 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
21036 * config/avr/avr.opt (mno-tablejump): Remove option.
21037 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
21039 2009-04-01 DJ Delorie <dj@redhat.com>
21041 * varasm.c (default_function_rodata_section): Don't assume
21042 anything about where the first '.' in the section name is.
21044 2009-04-01 Alan Modra <amodra@bigpond.net.au>
21046 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
21047 rs6000_emit_stack_tie.
21049 2009-03-31 Ian Lance Taylor <iant@google.com>
21051 * tree-eh.c (tree_remove_unreachable_handlers): Compare
21052 gimple_code with GIMPLE_RESX, not RESX.
21054 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21056 * c-common.c (c_get_ident): New.
21057 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
21059 2009-04-01 Ben Elliston <bje@au.ibm.com>
21061 * config/rs6000/sysv4.opt (msdata): Improve option description.
21063 2009-03-31 Steve Ellcey <sje@cup.hp.com>
21065 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
21066 (divdf3_internal_lat): Remove.
21067 (divxf3_internal_lat): Remove.
21068 (divxf3_internal_thr): Remove.
21069 (divxf): Use divxf3_internal.
21070 * config/ia64/div.md (divsf3_internal_lat): New.
21071 (divdf3_internal_lat): New.
21072 (divxf3_internal): New.
21074 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21077 * Makefile.in (USE_GCC_STDINT): Define.
21078 (stmp-int-hdrs): Install stdint.h if applicable.
21079 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
21081 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
21082 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
21083 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21084 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21085 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21086 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21087 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21088 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21089 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21090 (c_common_nodes_and_builtins): Initialize
21091 underlying_wchar_type_node. Do not initialize
21092 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
21093 nodes for new types.
21094 (c_stddef_cpp_builtins): Define macros for new types.
21095 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
21097 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
21098 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
21099 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
21100 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
21101 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
21102 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
21103 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
21104 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
21105 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
21106 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
21107 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
21108 int16_type_node, int32_type_node, int64_type_node,
21109 uint8_type_node, uint16_type_node, c_uint32_type_node,
21110 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
21111 int_least32_type_node, int_least64_type_node,
21112 uint_least8_type_node, uint_least16_type_node,
21113 uint_least32_type_node, uint_least64_type_node,
21114 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
21115 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
21116 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
21117 uintptr_type_node): Define.
21118 * c-cppbuiltin.c (builtin_define_constants,
21119 builtin_define_type_minmax): New.
21120 (builtin_define_stdint_macros): Define more macros.
21121 (c_cpp_builtins): Define more limit macros.
21122 (type_suffix): New.
21123 (builtin_define_type_max): Define in terms of
21124 builtin_define_type_minmax. Remove is_long parameter. All
21126 * config.gcc (use_gcc_stdint): Define.
21127 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
21128 Add newlib-stdint.h for generic targets.
21129 * config/glibc-stdint.h, config/newlib-stdint.h,
21130 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
21131 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
21132 * config/score/score.h (UINTPTR_TYPE): Define.
21133 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21134 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21135 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21136 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21137 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21138 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21139 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21140 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21141 * config/spu/spu.h (STDINT_LONG32): Define.
21142 * configure.ac (use_gcc_stdint): Substitute.
21143 * configure: Regenerate.
21144 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
21145 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
21146 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
21147 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
21148 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
21149 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
21150 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
21151 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
21152 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
21153 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
21154 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
21155 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
21156 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
21157 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
21158 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
21159 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
21160 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
21161 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
21162 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
21163 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
21164 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
21165 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
21166 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21167 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21168 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21169 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21170 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21171 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21172 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
21174 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
21176 * loop-iv.c (suitable_set_for_replacement): Renamed from
21177 simplify_using_assignment; changed to return bool and to accept new
21178 args DEST and SRC. Return true iff we find a source/destination pair
21179 that can be used to make a replacement, and fill SRC and DEST if so.
21180 Remove arg ALTERED. Don't deal with altered regs here. All callers
21182 (simplify_using_initial_values): Deal with altered regs here and track
21183 more precisely the effect they have on the validity of our expression.
21185 * loop-iv.c (simplify_using_condition): A condition of the form
21186 (EQ REG CONST) can be used to simply make a substitution.
21187 (simplify_using_initial_values): Keep track of conditions we have seen
21188 and keep using them to simplify new expressions, while applying the
21189 same substitutions to them as to the expression.
21191 * simplify-rtx.c (simplify_relational_operation_1): Simplify
21192 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
21195 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
21196 changed. Use this when trying to improve the upper bound.
21197 Generate the comparison by using simplify_gen_relational.
21199 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
21201 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
21203 (simplify_using_assignment, simplify_using_initial_values): Call
21204 replace_in_expr to make replacements. Call replace_single_def_regs
21205 once on the initial version of the expression.
21207 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21210 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
21212 2009-03-31 Richard Guenther <rguenther@suse.de>
21214 PR middle-end/31029
21215 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
21216 equality comparisons. Fold C - X CMP X if C % 2 == 1.
21218 2009-03-31 Richard Guenther <rguenther@suse.de>
21220 * tree.h (div_if_zero_remainder): Declare.
21221 * fold-const.c (div_if_zero_remainder): Export.
21222 * tree-ssa-forwprop.c
21223 (forward_propagate_addr_into_variable_array_index): Handle
21224 constant array index addition outside of the variable index.
21226 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21229 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
21230 define_splits, floatunssi<mode>2): Require x87 conversions from
21231 DImode to be permitted.
21233 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21235 PR preprocessor/15638
21236 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
21238 2009-03-31 Richard Guenther <rguenther@suse.de>
21240 PR middle-end/23401
21241 PR middle-end/27810
21242 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
21243 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
21244 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
21245 a separate statement.
21246 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
21247 (lookup_tmp_var): Likewise.
21248 (is_gimple_formal_tmp_or_call_rhs): Remove.
21249 (is_gimple_reg_or_call_rhs): Rename to ...
21250 (is_gimple_reg_rhs_or_call): ... this.
21251 (is_gimple_mem_or_call_rhs): Rename to ...
21252 (is_gimple_mem_rhs_or_call): ... this.
21253 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
21254 DECL_GIMPLE_REG_P only if is_formal is true.
21255 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
21256 for non-proper post-modify expression gimplification.
21257 (gimplify_self_mod_expr): For post-modify expressions gimplify
21258 the lvalue to a minimal lvalue.
21259 (rhs_predicate_for): Remove formal temp case.
21260 (gimplify_modify_expr_rhs): Likewise.
21261 (gimplify_addr_expr): Use is_gimple_reg.
21262 (gimplify_expr): Remove formal temp cases.
21263 (gimple_regimplify_operands): Likewise.
21264 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
21265 and FILTER_EXPR like constants.
21266 * gimple.c (walk_gimple_op): Fix val_only initialization, use
21268 (is_gimple_formal_tmp_rhs): Remove.
21269 (is_gimple_reg_rhs): Remove special casing.
21270 (is_gimple_mem_rhs): Fix.
21271 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
21272 (is_gimple_formal_tmp_var): Remove.
21273 (is_gimple_formal_tmp_reg): Likewise.
21274 (is_gimple_min_lval): Allow invariant component ref parts.
21275 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
21276 is_gimple_formal_tmp_reg): Remove declarations.
21277 * tree-cfg.c (verify_expr): Verify that variables with address
21278 taken do not have DECL_GIMPLE_REG_P set.
21279 * tree-mudflap.c (mf_build_check_statement_for): Use
21280 force_gimple_operand instead of gimplify_expr.
21282 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
21284 * modulo-sched.c (sms_schedule_by_order): Pass the actual
21285 schedulable rows to compute_split_row.
21287 2009-03-31 Ben Elliston <bje@au.ibm.com>
21290 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
21293 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21295 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
21296 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
21297 * configure: Regenerate.
21298 * config.in: Regenerate.
21299 * config/rs6000/rs6000.opt (mtls-markers): Add.
21300 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
21301 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
21302 (tls_ld_aix, tls_ld_sysv): Likewise.
21303 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
21304 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
21306 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21308 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
21310 2009-03-30 Jan Hubicka <jh@suse.cz>
21312 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
21314 (tree_remove_unreachable_handlers): Cleanup EH predecestor
21315 detection and label handling.
21317 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21319 * ira-int.h (ira_allocno): Rename left_conflicts_num to
21320 left_conflicts_size.
21321 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
21322 ALLOCNO_LEFT_CONFLICTS_SIZE.
21324 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
21325 remove_allocno_from_bucket_and_push,
21326 allocno_spill_priority_compare, push_allocnos_to_stack,
21327 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21328 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
21329 (setup_allocno_left_conflicts_num): Ditto. Rename to
21330 setup_allocno_left_conflicts_size.
21331 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21332 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
21333 setup_allocno_left_conflicts_size instead of
21334 setup_allocno_left_conflicts_num.
21336 * ira-build.c (ira_create_allocno): Use
21337 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
21338 ALLOCNO_LEFT_CONFLICTS_NUM.
21340 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21342 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21343 instead of DF_LR_OUT.
21345 * ira-lives.c (process_bb_node_lives): Ditto.
21347 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21348 instead of DF_LR_{OUT,IN}.
21350 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21352 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21354 2009-03-30 Jan Hubicka <jh@suse.cz>
21356 * except.c (label_to_region_map): Fix thinko.
21358 2009-03-30 Steve Ellcey <sje@cup.hp.com>
21360 PR middle-end/38237
21361 * tree.h (tree_find_value): New declaration.
21362 * tree.c (tree_find_value): New function.
21363 * varasm.c (assemble_external): Avoid duplicate entries on lists.
21365 2009-03-30 Jakub Jelinek <jakub@redhat.com>
21368 * c-decl.c (struct c_binding): Add locus field.
21369 (bind): Add locus argument, set locus field from it.
21370 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
21371 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
21372 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
21373 implicitly_declare, undeclared_variable, lookup_label,
21374 declare_label, c_make_fname_decl, c_builtin_function,
21375 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
21378 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
21381 * config/i386/i386.c (classify_argument): Check total size of
21384 2009-03-30 Martin Jambor <mjambor@suse.cz>
21386 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
21387 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
21388 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
21391 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
21392 seen_variable_array_ref while also traversing a union.
21394 * tree-inline.c (optimize_inline_calls): Do not call
21395 cgraph_node_remove_callees.
21396 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
21397 (pass_remove_cgraph_callee_edges): New variable.
21398 * passes.c (init_optimization_passes): Add
21399 pass_remove_cgraph_callee_edges after early inlining and before all
21400 late intraprocedural passes.
21402 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
21404 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21406 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
21407 Fix typos in names.
21409 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21411 * combine.c (simplify_comparison): Use have_insn_for.
21412 * dojump.c (do_jump): Likewise.
21414 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21416 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
21417 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
21418 sparc_compare_op0 like sparc_compare_emitted used to be handled.
21419 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
21420 instead of sparc_compare_emitted.
21421 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
21422 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
21423 instead of sparc_compare_emitted.
21425 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21427 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
21428 enter/exit cfglayout mode.
21429 (pass_partition_block): Require it.
21430 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
21431 (combine_instructions): Track basic blocks instead of labels.
21432 (update_cfg_for_uncondjump): New.
21433 (try_combine): Use it. Update jumps after rescanning.
21434 (pass_combine): Require PROP_cfglayout.
21435 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
21437 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21439 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
21440 Provide/destroy PROP_cfglayout respectively.
21441 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
21442 * tree-pass.h (PROP_cfglayout): New.
21444 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21446 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
21447 fold_convert_const_fixed_from_fixed,
21448 fold_convert_const_fixed_from_int,
21449 fold_convert_const_fixed_from_real, fold_negate_const): Do not
21450 set TREE_CONSTANT_OVERFLOW.
21451 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
21452 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
21454 2009-03-30 Ira Rosen <irar@il.ibm.com>
21456 * tree-vect-loop-manip.c: New file.
21457 * tree-vectorizer.c: Update documentation and included files.
21458 (vect_loop_location): Make extern.
21459 (rename_use_op): Move to tree-vect-loop-manip.c
21460 (rename_variables_in_bb, rename_variables_in_loop,
21461 slpeel_update_phis_for_duplicate_loop,
21462 slpeel_update_phi_nodes_for_guard1,
21463 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
21464 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
21465 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
21466 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
21467 find_loop_location): Likewise.
21468 (new_stmt_vec_info): Move to tree-vect-stmts.c.
21469 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
21470 get_vectype_for_scalar_type, vect_is_simple_use,
21471 supportable_widening_operation, supportable_narrowing_operation):
21473 (bb_in_loop_p): Move to tree-vect-loop.c.
21474 (new_loop_vec_info, destroy_loop_vec_info,
21475 reduction_code_for_scalar_code, report_vect_op,
21476 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
21477 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
21478 (vect_supportable_dr_alignment): Likewise.
21479 * tree-vectorizer.h (tree-data-ref.h): Include.
21480 (vect_loop_location): Declare.
21481 Reorganize function declarations according to the new file structure.
21482 * tree-vect-loop.c: New file.
21483 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
21484 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
21485 * tree-vect-data-refs.c: New file.
21486 * tree-vect-patterns.c (timevar.h): Don't include.
21487 * tree-vect-stmts.c: New file.
21488 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
21489 tree-vect-slp.c, tree-vect-loop.c.
21490 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
21491 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
21492 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
21493 (tree-vect-analyze.o): Remove.
21494 (tree-vect-transform.o): Likewise.
21495 (tree-vect-data-refs.o): Add rule.
21496 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
21497 tree-vect-slp.o): Likewise.
21498 (tree-vect-patterns.o): Remove redundant dependencies.
21499 (tree-vectorizer.o): Likewise.
21500 * tree-vect-slp.c: New file.
21502 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21504 * optc-gen.awk: Warn if an option flag has multiple different
21507 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
21509 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
21510 -floop-block): Document dependences on PPL, CLooG and Graphite.
21512 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21514 PR rtl-optimization/323
21515 * c-common.c (c_fully_fold, convert_and_check,
21516 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
21517 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
21518 * c-common.def (EXCESS_PRECISION_EXPR): New.
21519 * c-cppbuiltin.c (builtin_define_float_constants): Define
21520 constants with enough digits for long double.
21521 * c-lex.c (interpret_float): Interpret constant with excess
21522 precision where appropriate.
21523 * c-opts.c (c_common_post_options): Set
21524 flag_excess_precision_cmdline. Give an error for
21525 -fexcess-precision=standard for C++ for processors where the
21526 option is significant.
21527 * c-parser.c (c_parser_conditional_expression): Handle excess
21528 precision in condition.
21529 * c-typeck.c (convert_arguments): Handle arguments with excess
21531 (build_unary_op): Move excess precision outside operation.
21532 (build_conditional_expr): Likewise.
21533 (build_compound_expr): Likewise.
21534 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
21535 (build_modify_expr): Handle excess precision in RHS.
21536 (convert_for_assignment): Handle excess precision in converted
21538 (digest_init, output_init_element, process_init_element): Handle
21539 excess precision in initializer.
21540 (c_finish_return): Handle excess precision in return value.
21541 (build_binary_op): Handle excess precision in operands and add
21542 excess precision as needed for operation.
21543 * common.opt (-fexcess-precision=): New option.
21544 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
21545 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
21546 For standard excess precision, output explicit conversion to and
21547 truncation from XFmode.
21548 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
21549 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
21550 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
21551 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
21552 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
21553 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
21554 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
21555 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
21556 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
21557 define_splits, sqrt<mode>2): Disable where appropriate for
21558 standard excess precision.
21559 * convert.c (convert_to_real): Do not shorten arithmetic to type
21560 for which excess precision would be used.
21561 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
21562 * doc/invoke.texi (-fexcess-precision=): Document option.
21563 (-mfpmath=): Correct index entry.
21564 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
21565 flag_excess_precision): New.
21566 * langhooks.c (lhd_post_options): Set
21567 flag_excess_precision_cmdline.
21568 * opts.c (common_handle_option): Handle -fexcess-precision=.
21569 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
21570 init_excess_precision): New.
21571 (lang_dependent_init_target): Call init_excess_precision.
21572 * tree.c (excess_precision_type): New.
21573 * tree.h (excess_precision_type): Declare.
21575 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21578 * c-typeck.c (build_component_ref): Do not copy qualifiers from
21579 non-lvalue to component.
21581 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21583 PR preprocessor/34695
21584 * Makefile.in (c-opts.o): Depend on c-tree.h.
21585 * c-common.c: Move down include of diagnostic.h.
21586 (done_lexing, c_cpp_error): New.
21587 * c-common.h (done_lexing): Declare.
21588 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
21590 * c-opts.c: Include c-tree.h.
21591 (c_common_init_options): Set preprocessor error callback.
21592 (c_common_handle_option): Do not set preprocessor
21593 inhibit_warnings, warnings_are_errors, warn_system_headers,
21594 pedantic_errors or inhibit_warnings flags.
21595 (c_common_post_options): Do not check cpp_errors (parse_in).
21596 (c_common_finish): Do not output dependencies if there were
21597 errors. Do not check return value of cpp_finish.
21598 * c-ppoutput.c (pp_file_change): Set input_location.
21599 * c-tree.h (c_cpp_error): Declare.
21600 * diagnostic.c (diagnostic_set_info_translated): Also initialize
21602 (diagnostic_build_prefix): Check override_column.
21603 * diagnostic.h (diagnostic_info): Add override_column field.
21604 (diagnostic_override_column): Define.
21606 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
21608 * c-common.c (c_expand_expr, c_staticp): Remove.
21609 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
21610 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
21611 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
21612 * c-gimplify.c (gimplify_compound_literal_expr,
21613 optimize_compound_literals_in_ctor): Remove.
21614 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
21615 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
21616 * c-semantics.c (emit_local_var): Remove.
21618 * langhooks-def.h (lhd_expand_expr): Remove.
21619 * langhooks.c (lhd_expand_expr): Remove.
21620 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
21622 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
21623 handling from c-semantics.c; don't call into langhook.
21624 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
21625 * gimplify.c (gimplify_compound_literal_expr,
21626 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
21627 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
21628 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
21629 as was done in c-gimplify.c.
21630 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
21631 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
21632 Move from c-common.h.
21633 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
21635 * tree.c (staticp): Do not call langhook.
21636 * langhooks.c (lhd_staticp): Delete.
21637 * langhooks-def.h (lhd_staticp): Delete prototype.
21638 (LANG_HOOKS_STATICP): Delete.
21639 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
21641 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
21642 instead of DECL_STMTs.
21644 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21652 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
21654 (fold_call_expr): Return a NOP_EXPR from folding rather than the
21655 contained expression.
21656 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
21657 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
21658 conditional expressions for C.
21659 (decl_constant_value_for_optimization): Move from
21660 decl_constant_value_for_broken_optimization in c-typeck.c. Check
21661 whether optimizing and that the expression is a VAR_DECL not of
21662 array type instead of doing such checks in the caller. Do not
21663 check pedantic. Call gcc_unreachable for C++.
21664 * c-common.def (C_MAYBE_CONST_EXPR): New.
21665 * c-common.h (c_fully_fold, c_save_expr,
21666 decl_constant_value_for_optimization): New prototypes.
21667 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
21668 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
21669 EXPR_INT_CONST_OPERANDS): Define.
21670 * c-convert.c (convert): Strip nops from expression.
21671 * c-decl.c (groktypename): Take extra parameters expr and
21672 expr_const_operands. Update call to grokdeclarator.
21673 (start_decl): Update call to grokdeclarator. Add statement for
21674 expressions used in type of decl.
21675 (grokparm): Update call to grokdeclarator.
21676 (push_parm_decl): Update call to grokdeclarator.
21677 (build_compound_literal): Add parameter non_const and build a
21678 C_MAYBE_COSNT_EXPR if applicable.
21679 (grokdeclarator): Take extra parameters expr and
21680 expr_const_operands. Track expressions used in declaration
21681 specifiers and declarators. Fold array sizes and track whether
21682 they are constant expressions and whether they are integer
21683 constant expressions.
21684 (parser_xref_tag): Set expr and expr_const_operands fields in
21686 (grokfield): Update call to grokdeclarator.
21687 (start_function): Update call to grokdeclarator.
21688 (build_null_declspecs): Set expr and expr_const_operands fields in
21690 (declspecs_add_type): Handle expressions in typeof specifiers.
21691 * c-parser.c (c_parser_declspecs): Set expr and
21692 expr_const_operands fields for declaration specifiers.
21693 (c_parser_enum_specifier): Likewise.
21694 (c_parser_struct_or_union_specifier): Likewise.
21695 (c_parser_typeof_specifier): Likewise. Update call to
21696 groktypename. Fold expression as needed. Return expressions with
21697 type instead of adding statements.
21698 (c_parser_attributes): Update calls to c_parser_expr_list.
21699 (c_parser_statement_after_labels): Fold expression before passing
21700 to objc_build_throw_stmt.
21701 (c_parser_condition): Fold expression.
21702 (c_parser_asm_operands): Fold expression.
21703 (c_parser_conditional_expression): Use c_save_expr. Update call
21704 to build_conditional_expr.
21705 (c_parser_alignof_expression): Update call to groktypename.
21706 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
21707 original_code. Fold expression argument of va_arg. Create
21708 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
21709 argument to va_arg. Update calls to groktypename. Fold array
21710 index for offsetof. Verify that first argument to
21711 __builtin_choose_expr has integer type.
21712 (c_parser_postfix_expression_after_paren_type): Update calls to
21713 groktypename and build_compound_literal. Handle expressions with
21714 side effects in type name.
21715 (c_parser_postfix_expression_after_primary): Update call to
21716 c_parser_expr_list. Set original_code for calls to
21717 __builtin_constant_p.
21718 (c_parser_expr_list): Take extra parameter fold_p. Fold
21719 expressions if requested.
21720 (c_parser_objc_type_name): Update call to groktypename.
21721 (c_parser_objc_synchronized_statement): Fold expression.
21722 (c_parser_objc_receiver): Fold expression.
21723 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
21724 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
21725 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
21726 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
21727 (struct c_typespec): Add elements expr and expr_const_operands.
21728 (struct c_declspecs): Add elements expr and expr_const_operands.
21729 (groktypename, build_conditional_expr, build_compound_literal):
21731 (in_late_binary_op): Declare.
21732 * c-typeck.c (note_integer_operands): New function.
21733 (in_late_binary_op): New variable.
21734 (decl_constant_value_for_broken_optimization): Move to c-common.c
21735 and rename to decl_constant_value_for_optimization.
21736 (default_function_array_conversion): Do not strip nops.
21737 (default_conversion): Do not call
21738 decl_constant_value_for_broken_optimization.
21739 (build_array_ref): Do not fold result.
21740 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
21741 result when operand is a VLA.
21742 (c_expr_sizeof_type): Update call to groktypename. Handle
21743 expressions included in type name. Use C_MAYBE_CONST_EXPR for
21744 result when operand names a VLA type.
21745 (build_function_call): Update call to build_compound_literal.
21746 Only fold result for calls to __builtin_* functions. Strip
21747 NOP_EXPR from INTEGER_CST returned from such functions. Fold
21748 the function designator.
21749 (convert_arguments): Fold arguments. Update call to
21750 convert_for_assignment.
21751 (build_unary_op): Handle increment and decrement of
21752 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
21753 decrement earlier. Fold operand of increment and decrement.
21754 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
21755 built for integer operand. Wrap returns that are INTEGER_CSTs
21756 without being integer constant expressions or that have integer
21757 constant operands without being INTEGER_CSTs.
21758 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
21759 (build_conditional_expr): Add operand ifexp_bcp. Track whether
21760 result is an integer constant expression or can be used in
21761 unevaluated parts of one and avoid folding and wrap as
21762 appropriate. Fold operands before possibly doing -Wsign-compare
21764 (build_compound_expr): Wrap result for C99 if operands can be used
21765 in integer constant expressions.
21766 (build_c_cast): Update call to digest_init. Do not ignore
21767 overflow from casting floating-point constants to integers. Wrap
21768 results that could be confused with integer constant expressions,
21769 null pointer constants or floating-point constants.
21770 (c_cast_expr): Update call to groktypename. Handle expressions
21771 included in type name.
21772 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
21773 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
21774 Update calls to convert_for_assignment.
21775 (convert_for_assignment): Take new parameter
21776 null_pointer_constant. Do not strip nops or call
21777 decl_constant_value_for_broken_optimization. Set
21778 in_late_binary_op for conversions to boolean.
21779 (store_init_value): Update call to digest_init.
21780 (digest_init): Take new parameter null_pointer_constant. Do not
21781 call decl_constant_value_for_broken_optimization. pedwarn for
21782 initializers not constant expressions. Update calls to
21783 convert_for_assignment.
21784 (constructor_nonconst): New.
21785 (struct constructor_stack): Add nonconst element.
21786 (really_start_incremental_init, push_init_level, pop_init_level):
21787 Handle constructor_nonconst and nonconst element.
21788 (set_init_index): Call constant_expression_warning for array
21790 (output_init_element): Fold value. Set constructor_nonconst as
21791 applicable. pedwarn for initializers not constant expressions.
21792 Update call to digest_init. Call constant_expression_warning
21793 where constant initializers are required.
21794 (process_init_element): Use c_save_expr.
21795 (c_finish_goto_ptr): Fold expression.
21796 (c_finish_return): Fold return value. Update call to
21797 convert_for_assignment.
21798 (c_start_case): Fold switch expression.
21799 (c_process_expr_stmt): Fold expression.
21800 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
21801 ensure statement expression is not evaluated in constant expression.
21802 (build_binary_op): Track whether results are integer constant
21803 expressions or may occur in such, disable folding and wrap results
21804 as applicable. Fold operands for -Wsign-compare warnings unless
21806 (c_objc_common_truthvalue_conversion): Handle results folded to
21807 integer constants that are not integer constant expressions.
21808 * doc/extend.texi: Document when typeof operands are evaluated,
21809 that condition of __builtin_choose_expr is an integer constant
21810 expression, and more about use of __builtin_constant_p in
21813 2009-03-29 Richard Guenther <rguenther@suse.de>
21815 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
21816 propagate addresses of array references.
21818 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
21820 * regmove.c (perhaps_ends_bb_p): Remove.
21821 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
21822 from INSN and check that the main loop stays within that basic block.
21823 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
21824 (regmove_forward_pass): Split out from regmove_optimize. Use
21825 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
21826 (regmove_backward_pass): Split out from regmove_optimize. Use
21827 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
21828 (regmove_optimize): Simplify.
21830 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21833 * config/i386/i386.c (classify_argument): Ignore flexible array
21834 member in struct and warn ABI change.
21836 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21838 * config/i386/i386-protos.h (ix86_agi_dependent): New.
21840 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
21841 (ix86_adjust_cost): Updated.
21843 2009-03-29 Jan Hubicka <jh@suse.cz>
21845 PR middle-end/28850
21846 * tree-pass.h (pass_cleanup_eh): New function.
21847 (remove_unreachable_regions): Break code handling RTL
21848 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
21849 that can not be reached by runtime.
21850 (can_be_reached_by_runtime): New function.
21851 (label_to_region_map): New function.
21852 (num_eh_regions): New function.
21853 (rtl_remove_unreachable_regions): New function.
21854 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
21855 (remove_eh_region): New function.
21856 * except.h: Include sbitmap and vecprim.
21857 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
21858 num_eh_regions): Declare.
21859 * passes.c (init_optimization_passes): Schedule cleanup_eh.
21860 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
21861 * tree-eh.c (tree_remove_unreachable_handlers): New function.
21862 (tree_empty_eh_handler_p): New function.
21863 (cleanup_empty_eh): New function.
21864 (cleanup_eh): New function.
21865 (pass_cleanup_eh): New function.
21867 2009-03-29 Jan Hubicka <jh@suse.cz>
21869 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
21870 for removed regions.
21872 2009-03-29 Jan Hubicka <jh@suse.cz>
21874 * except.c (dump_eh_tree): Dump all datastructures.
21876 2009-03-29 Jan Hubicka <jh@suse.cz>
21878 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
21879 (duplicate_eh_regions_1): Likewise.
21880 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
21881 vector; call EH verification.
21882 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
21883 Be ready for region being removed.
21885 2009-03-29 Jan Hubicka <jh@suse.cz>
21887 * bitmap.c (bitmap_last_set_bit): New function.
21888 * bitmap.h (bitmap_last_set_bit): Declare.
21890 2009-03-29 David Ayers <ayers@fsfe.org>
21893 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
21894 by calling objc_compare_types and surpress warnings about
21895 incompatible C pointers that are compatible ObjC pointers.
21897 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
21899 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
21900 call initialize_inline_failed.
21901 (initialize_inline_failed): Move it from here ...
21902 * cgraph.c (initialize_inline_failed): ... to here.
21903 (cgraph_create_edge): Call initialize_inline_failed rather than
21904 setting inline_failed directly.
21906 2009-03-29 Ben Elliston <bje@au.ibm.com>
21909 * sysv4.opt (msdata): Improve comment.
21910 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
21911 * sysv4.h (SVR4_ASM_SPEC): Likewise.
21913 2009-03-29 Ben Elliston <bje@au.ibm.com>
21916 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
21917 load and store attributes.
21919 2009-03-29 Ben Elliston <bje@au.ibm.com>
21921 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
21922 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
21923 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
21924 * doc/extend.texi (X86 Built-in Functions): Add index entries for
21925 __builtin_infq and __builtin_huge_valq.
21927 2009-03-28 Anatoly Sokolov <aesok@post.ru>
21929 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
21931 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21932 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
21934 2009-03-28 Xinliang David Li <davidxl@google.com>
21936 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
21937 (do_dbg_cnt): New function.
21939 2009-03-28 Jan Hubicka <jh@suse.cz>
21941 Merge from pretty-ipa:
21943 2009-03-27 Jan Hubicka <jh@suse.cz>
21945 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
21946 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
21947 * passes.c (function_called_by_processed_nodes_p): New.
21948 * ipa-pure-const.c (check_call): Fix handling of operands.
21949 (analyze_function): Dump debug output for skipped bodies.
21950 (local_pure_const): Use function_called_by_processed_nodes_p.
21951 * dwarf2out.c (reference_to_unused): Use output.
21952 * passes.c (do_per_function_toporder): Likewise.
21954 2008-11-12 Jan Hubicka <jh@suse.cz>
21956 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
21957 * ipa-pure-const.c (funct_state_d): Add can throw field; make
21958 state_set_in_source enum
21959 (check_decl): Ignore memory tags; do not set fake looping flags;
21961 (check_operand, check_tree, check_rhs_var, check_lhs_var,
21962 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
21963 (check_call, analyze_function): Rewrite.
21965 (add_new_function): Update call of analyze_function.
21966 (generate_summary): Add call of analyze_function.
21967 (propagate): Propagate can_throw; handle state_set_in_source correctly.
21968 (local_pure_const): New function.
21969 (pass_local_pure_const): New pass.
21970 * ipa-inline.c (inline_transform): Set after_inlining.
21971 * tree-eh.c (stmt_can_throw_external): New.
21972 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
21973 work with aliasing built.
21974 * tree-flow.h (stmt_can_throw_external): New.
21975 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
21976 and local pure/const pass in early and late optimization queue.
21978 2009-03-28 Martin Jambor <mjambor@suse.cz>
21980 * fold-const.c (get_pointer_modulus_and_residue): New parameter
21982 (fold_binary): Allow function decl aligment consideration is the
21983 second argument is integer constant one.
21984 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
21985 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
21986 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
21988 2009-03-28 Jan Hubicka <jh@suse.cz>
21990 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
21991 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
21992 * function.h (rtl_data): Add nothrow flag.
21993 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
21994 set DECL_NOTHROW for AVAILABLE functions.
21996 2009-03-28 Jakub Jelinek <jakub@redhat.com>
21998 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
21999 following vector keyword has expansion starting with pixel or bool
22000 keyword, expand vector to __vector and pixel or bool to __pixel or
22004 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
22005 warn_if_disallowed_function_p): Removed.
22006 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
22007 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
22008 warning_if_disallowed_function_p.
22009 * flags.h (warn_if_disallowed_function_p,
22010 warn_disallowed_functions): Removed.
22011 * common.opt (Wdisallowed-function-list=): Removed.
22012 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
22014 2009-03-28 Richard Guenther <rguenther@suse.de>
22016 PR tree-optimization/38723
22017 * tree-ssa-pre.c (compute_avail): Add all default definitions to
22020 2009-03-28 Jan Hubicka <jh@suse.cz>
22022 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
22023 test introduced by my previous patch.
22025 2009-03-28 Richard Guenther <rguenther@suse.de>
22027 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
22028 the PHIs value undefined.
22030 2009-03-28 Jan Hubicka <jh@suse.cz>
22032 * tree-pass.h (pass_fixup_cfg): New pass.
22033 * ipa-inline.c (inline_transform): Set
22034 always_inline_functions_inlined/after_inlining.
22035 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
22036 (pass_fixup_cfg): New pass.
22037 * passes.c (init_optimization_passes): Add fixup_cfg.
22039 2009-03-28 Richard Guenther <rguenther@suse.de>
22041 PR tree-optimization/38458
22042 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
22043 argument use the arguments copy-of value.
22045 2009-03-28 Richard Guenther <rguenther@suse.de>
22047 PR tree-optimization/38180
22048 * tree-ssa-ccp.c (get_default_value): Simplify.
22049 (likely_value): Likewise.
22050 (surely_varying_stmt_p): Properly handle VOP case.
22051 (ccp_initialize): Likewise.
22052 (ccp_fold): Handle propagating through *&.
22053 (fold_const_aggregate_ref): Also handle decls.
22055 2009-03-28 Jan Hubicka <jh@suse.cz>
22057 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22058 * cgraph.h (cgraph_node): Likewise.
22059 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
22060 (cgraph_reset_node): Use process flag.
22061 (cgraph_mark_functions_to_output): Likewise.
22062 (cgraph_expand_function): Likewise.
22063 (cgraph_expand_all_functions): Likewise.
22064 (cgraph_output_in_order): Likewise.
22065 * dwarf2out.c (reference_to_unused): Likewise.
22066 * passes.c do_per_function_toporder): Likewise.
22068 2009-03-28 Jan Hubicka <jh@suse.cz>
22070 Bring from lto-branch:
22072 2008-09-03 Doug Kwan <dougkwan@google.com>
22074 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
22075 enums instead of reason strings.
22076 * cgraph.c (cgraph_create_edge): Same.
22077 (cgraph_inline_failed_string): New function.
22078 * cgraph.h (cgraph_inline_failed_t): New enum type.
22079 (cgraph_inline_failed_string): New prototype.
22080 (struct cgraph_edge): Change type of INLINED_FAILED from constant
22081 char pointer to cgraph_inline_failed_t.
22082 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
22083 (cgraph_default_inline_p): Ditto.
22084 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
22085 to cgraph_inline_failed_t pointer.
22086 * cif-code.def: New file.
22087 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
22089 (cgraph_check_inline_limits): Change type of REASON to pointer to
22090 cgraph_inline_failed_t. Replace reason strings with enums.
22091 (cgraph_default_inline_p): Ditto.
22092 (cgraph_recursive_inlining_p): Ditto.
22093 (update_caller_keys): Change type of FAILED_REASON to
22094 cgraph_inline_failed_t.
22095 (cgraph_set_inline_failed): Change type of REASON to pointer to
22096 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
22097 convert enums to strings for text output.
22098 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
22099 to be of type cgraph_inline_failed_t. Replace reason strings with
22100 enums. Call cgraph_inline_failed_string to covert enums
22101 to strings for text output.
22102 (cgraph_decide_inlining): Replace reason strings with enums.
22103 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
22104 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
22106 * tree-inline.c (expand_call_inline): Change type of REASON
22107 to cgraph_inline_failed_t. Replace reason strings with enums.
22108 Call cgraph_inline_failed_string for text output.
22109 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
22112 2009-03-28 Jan Hubicka <jh@suse.cz>
22114 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
22115 cgraph_clone_node): Remove master clone handling.
22116 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22117 * cgraph.h (master_clone): Remove.
22118 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22119 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
22120 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
22122 2009-03-28 Jan Hubicka <jh@suse.cz>
22124 * cgraph.c (cgraph_function_body_availability): Functions declared
22125 inline are always safe to assume that it is not going to be replaced.
22127 2009-03-28 Richard Guenther <rguenther@suse.de>
22129 PR tree-optimization/38513
22130 * tree-ssa-pre.c (eliminate): Remove redundant stores.
22131 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
22132 EXC_PTR_EXPR and FILTER_EXPR.
22133 (get_ref_from_reference_ops): Likewise.
22135 2009-03-28 Richard Guenther <rguenther@suse.de>
22137 PR tree-optimization/38968
22138 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
22139 Use FLOOR_MOD_EXPR to compute misalignment.
22141 2009-03-28 Richard Guenther <rguenther@suse.de>
22143 PR tree-optimization/37795
22144 * tree.h (combine_comparisons): Declare.
22145 * fold-const.c (combine_comparisons): Export.
22146 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
22148 (ifcombine_iforif): Use combine_comparisons.
22150 2009-03-28 Jan Hubicka <jh@suse.cz>
22152 * tree-eh.c (inlinable_call_p): New function.
22153 (make_eh_edges): Use it.
22154 (verify_eh_edges): Use it.
22155 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
22156 * except.c (reachable_next_level): Add inlinable_function argument
22157 (sjlj_find_directly_reachable_regions): Update.
22158 (add_reachable_handler): Do not set saw_any_handlers.
22159 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
22160 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22161 Add new inlinable call parameter.
22162 (can_throw_internal, can_throw_external): Update.
22163 * except.h (can_throw_internal_1, can_throw_external_1,
22164 foreach_reachable_handler): Update declaration.
22166 2009-03-28 Joseph Myers <joseph@codesourcery.com>
22168 * config/arm/t-arm-coff, config/h8300/coff.h,
22169 config/i386/i386-aout.h, config/i386/i386-coff.h,
22170 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
22171 config/pdp11/2bsd.h, config/rs6000/aix41.h,
22172 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
22173 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
22174 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
22175 sys-types.h: Remove.
22176 * Makefile.in: Remove protoize and fixproto support and references
22178 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
22179 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
22181 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
22182 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
22183 unprotoize$(exeext).
22184 (rest.encap): Don't depend on $(STMP_FIXPROTO)
22185 (.PHONY): Don't depend on proto.
22186 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
22187 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
22188 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
22189 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
22190 build/gen-protos.o, build/scan.o, xsys-protos.h,
22191 build/fix-header$(build_exeext), build/fix-header.o,
22192 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
22193 stmp-install-fixproto): Remove.
22194 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
22195 SYSCALLS.c or fixproto files.
22196 (install-common): Don't install protoize.
22197 (install-headers-tar, install-headers-cpio, install-headers-cp):
22198 Don't depend on $(STMP_FIXPROTO).
22199 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
22200 install fixproto files or write out fixproto settings.
22201 (uninstall): Don't uninstall protoize.
22202 * config.gcc (use_fixproto): Remove.
22203 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
22204 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
22205 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
22206 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
22207 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
22208 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
22209 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
22210 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
22211 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
22212 * config/t-vxworks (STMP_FIXPROTO): Remove.
22213 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
22214 STMP_FIXPROTO): Remove.
22215 * config.in, configure: Regenerate.
22216 * crtstuff.c (gid_t, uid_t): Don't undefine.
22217 * doc/install.texi: Change m68k-coff to m68k-elf in example.
22218 (arm-*-coff, arm-*-aout: Remove target entries.
22219 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
22220 Remove mention of AIX 4.1.
22221 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
22222 * doc/invoke.texi (Running Protoize): Remove.
22223 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
22224 (Protoize Caveats): Remove.
22225 * tsystem.h: Update comments on headers assumed to exist.
22227 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
22229 * genautomata.c: Add a new year to the copyright. Add a new
22231 (struct insn_reserv_decl): Add comments for member bypass_list.
22232 (find_bypass): Remove.
22233 (insert_bypass): New.
22234 (process_decls): Use insert_bypass.
22235 (output_internal_insn_latency_func): Output all bypasses with the
22236 same input insn in one switch case.
22238 * rtl.def (define_bypass): Describe bypass choice.
22239 * doc/md.texi (define_bypass): Ditto.
22241 2009-03-27 Richard Guenther <rguenther@suse.de>
22243 * gimplify.c (mark_addressable): Export.
22244 * tree-flow.h (mark_addressable): Declare.
22245 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
22246 * tree-ssa.c (verify_phi_args): Verify that address taken
22247 variables have TREE_ADDRESSABLE set.
22249 2009-03-27 Richard Guenther <rguenther@suse.de>
22251 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
22252 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
22253 Do not mark decls TREE_ADDRESSABLE.
22254 (build_fold_addr_expr): Adjust.
22255 (fold_addr_expr): Remove.
22256 (fold_unary): Use build_fold_addr_expr.
22257 (fold_comparison): Likewise.
22258 (split_address_to_core_and_offset): Likewise.
22259 * coverage.c (tree_coverage_counter_addr): Mark the array decl
22261 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
22262 (gimplify_modify_expr_to_memcpy): Mark source and destination
22264 * omp-low.c (create_omp_child_function): Mark the object decl
22266 (lower_rec_input_clauses): Mark the var we take the address of
22268 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
22270 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22272 PR middle-end/39315
22273 * cfgexpand.c (expand_one_stack_var_at): Change alignment
22274 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
22276 2009-03-27 Richard Guenther <rguenther@suse.de>
22278 PR tree-optimization/39120
22279 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
22281 (handle_lhs_call): Process return constraints. Add escape
22282 constraints if necessary.
22283 (handle_const_call): Fill out return constraints. Make nested
22284 case more precise. Avoid consttmp if possible.
22285 (handle_pure_call): Fill out return constraints. Avoid
22286 callused if possible.
22287 (find_func_aliases): Simplify call handling.
22289 2009-03-27 Richard Guenther <rguenther@suse.de>
22291 PR tree-optimization/39120
22292 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
22293 as a representative.
22294 (solve_graph): Do propagate CALLUSED.
22295 (handle_pure_call): Use a scalar constraint from CALLUSED for
22297 (find_what_p_points_to): CALLUSED shall not appear in poins-to
22300 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22303 * c-common.c (handle_aligned_attribute): Properly check alignment
22304 overflow. Use (1U << i) instead of (1 << i).
22306 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
22308 * expr.h (get_mem_align_offset): Updated.
22310 * tree.h (tree_decl_common): Change align to "unsigned int" and
22311 move it before pointer_alias_set.
22313 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22314 Jakub Jelinek <jakub@redhat.com>
22317 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
22318 gr_register_operand with gr_reg_or_0_operand.
22319 (cmpxchg_rel_di): Likewise.
22320 (sync_lock_test_and_set<mode>): Likewise.
22322 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22324 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
22325 (true_regnum): Likewise.
22327 * rtlanal.c (subreg_info): Moved to ...
22328 * rtl.h (subreg_info): Here. New.
22329 (subreg_get_info): New.
22331 * rtlanal.c (subreg_get_info): Make it extern.
22333 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22336 * config/i386/i386.c (ix86_abi): New.
22337 (override_options): Handle -mabi=.
22338 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
22339 (ix86_call_abi_override): Likewise.
22340 (init_cumulative_args): Likewise.
22341 (function_arg_advance): Likewise.
22342 (function_arg_64): Likewise.
22343 (function_arg): Likewise.
22344 (ix86_pass_by_reference): Likewise.
22345 (ix86_function_value_regno_p): Likewise.
22346 (ix86_build_builtin_va_list_abi): Likewise.
22347 (setup_incoming_varargs_64): Likewise.
22348 (is_va_list_char_pointer): Likewise.
22349 (ix86_init_machine_status): Likewise.
22350 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
22351 (ix86_function_type_abi): Return enum calling_abi. Rewrite
22352 for 64bit. Replace DEFAULT_ABI with ix86_abi.
22353 (ix86_function_abi): Make it static and return enum calling_abi.
22354 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
22356 (ix86_fn_abi_va_list): Updated.
22358 * config/i386/i386.h (ix86_abi): New.
22359 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
22360 (CONDITIONAL_REGISTER_USAGE): Likewise.
22361 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
22362 (machine_function): Likewise.
22364 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
22366 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
22367 (STACK_BOUNDARY): Likewise.
22368 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
22370 * config/i386/i386.opt (mabi=): New.
22372 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
22373 return enum calling_abi.
22374 (ix86_function_type_abi): Likewise.
22375 (ix86_function_abi): Removed.
22377 * doc/invoke.texi: Document -mabi= option for x86.
22379 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22381 * builtins.c (real_dconstp): Delete.
22382 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
22384 2009-03-27 Dodji Seketeli <dodji@redhat.com>
22385 Jakub Jelinek <jakub@redhat.com>
22388 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
22389 (gen_subprogram_die): When a function is explicit, generate the
22390 DW_AT_explicit attribute.
22391 * langhooks.h (struct lang_hooks_for_decls): Add
22392 function_decl_explicit_p langhook.
22393 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
22394 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
22396 2009-03-27 Jakub Jelinek <jakub@redhat.com>
22398 * builtins.c (fold_builtin_memory_op): Optimize memmove
22399 into memcpy if we can prove source and destination don't overlap.
22401 * tree-inline.c: Include gt-tree-inline.h.
22402 (clone_fn_id_num): New variable.
22403 (clone_function_name): New function.
22404 (tree_function_versioning): Use it.
22405 * Makefile.in (GTFILES): Add tree-inline.c.
22407 2009-03-27 Mark Mitchell <mark@codesourcery.com>
22409 * BASE-VER: Change to 4.5.0.
22411 2009-03-27 Xinliang David Li <davidxl@google.com>
22413 PR tree-optimization/39557
22414 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
22416 2009-03-27 Xinliang David Li <davidxl@google.com>
22418 PR tree-optimization/39548
22419 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
22422 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22424 * c-common.c (pointer_int_sum): Use %wd on return from
22427 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22429 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
22430 on return from tree_low_cst.
22432 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
22435 * ginclude/stdarg.h (va_copy): Define also for
22436 __GXX_EXPERIMENTAL_CXX0X__.
22438 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22441 * builtins.h (c_strlen): Do not warn here.
22442 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22443 * c-common.c (pointer_int_sum): Take an explicit location.
22444 Warn about offsets out of bounds.
22445 * c-common.h (pointer_int_sum): Adjust declaration.
22447 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22449 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
22452 2009-03-26 Jakub Jelinek <jakub@redhat.com>
22455 * opts.c (warn_if_disallowed_function_p): Don't assume
22456 get_callee_fndecl must return non-NULL.
22458 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
22460 PR rtl-optimization/39522
22461 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
22462 when reg_reloaded_valid is set.
22464 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22466 * config/spu/divv2df3.c: New file.
22467 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
22468 (DPBIT_FUNCS): Filter out _div_df.
22470 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
22472 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
22473 a jump insn, count that jump in the distance to the loop start.
22475 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
22478 * config/sh/sh.c (calc_live_regs): Fix condition for global
22479 registers except PIC_OFFSET_TABLE_REGNUM.
22481 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
22484 * doc/invoke.texi (-mconsole): New.
22486 (-mno-cygwin): New.
22488 (-mnop-fun-dllimport): New.
22492 (sub section "i386 and x86-64 Windows Options"): New.
22494 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
22496 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
22497 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
22499 2009-03-25 Richard Guenther <rguenther@suse.de>
22501 PR middle-end/39497
22502 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
22505 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
22507 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
22508 neither of haifa/selective schedulers are working.
22510 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22512 * doc/invoke.texi (Debugging Options): Fix description of
22513 -fno-merge-debug-strings.
22515 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
22517 * config/cris/libgcc.ver: New version-script.
22518 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
22520 * configure.ac <GAS features, nop mnemonic>: Add pattern
22521 crisv32-*-* for "nop".
22522 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
22523 * configure: Regenerate.
22525 2009-03-24 Ira Rosen <irar@il.ibm.com>
22527 PR tree-optimization/39529
22528 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
22529 mark_sym_for_renaming for the tag copied to the new vector
22532 2009-03-24 Arthur Loiret <aloiret@debian.org>
22534 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
22535 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
22536 EXTRA_SPEC_FUNCTIONS.
22537 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
22538 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
22539 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
22540 -march and -mtune options.
22542 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
22544 * config/m68k/t-rtems: Add m5329 multilib.
22546 2009-03-24 Dodji Seketeli <dodji@redhat.com>
22547 Jakub Jelinek <jakub@redhat.com>
22550 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
22553 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22556 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
22557 instead of c_parser_expression_conv, if original_code isn't one of the
22558 4 allowed comparison codes, fail.
22560 2009-03-23 Richard Guenther <rguenther@suse.de>
22562 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
22563 * tree.h (struct tree_type): Likewise.
22564 * reload.h (struct insn_chain): Likewise.
22565 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
22566 * function.h (struct function): Likewise.
22567 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
22569 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22571 PR tree-optimization/39516
22572 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
22574 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
22576 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
22577 should be set true if BITS_PER_WORD of target is bigger than 32
22579 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
22581 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
22582 Translate -B-options to -rpath-link. Correct existing
22583 rpath-link and conditionalize on !nostdlib.
22585 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22587 * doc/extend.texi (Function Attributes, Variable Attributes):
22589 * doc/invoke.texi (Debugging Options, Optimize Options)
22590 (i386 and x86-64 Options, MCore Options): Likewise.
22592 2009-03-20 Jakub Jelinek <jakub@redhat.com>
22595 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
22596 it for block local namespace aliases.
22597 (gen_decl_die): Pass context_die to gen_namespace_die.
22599 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22602 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
22603 minimum or maximum value.
22605 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
22607 * reginfo.c (globalize_reg): Recompute derived reg sets.
22609 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
22612 * libgcc2.c (mprotect): Do not use signed arguments for
22613 VirtualProtect, use DWORD arguments. Also fix the 'may
22614 be used uninitialized' warning for the np variable.
22616 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22619 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
22620 functions using regparm calling conventions when not optimizing.
22621 (ix86_function_sseregparm): Similarly for sseregparm calling
22624 2009-03-19 Li Feng <nemokingdom@gmail.com>
22626 PR middle-end/39500
22627 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
22628 dependence if the first conflict is after niter iterations.
22630 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
22632 PR middle-end/38609
22633 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
22634 functions with dynamic stack-pointer adjustments.
22636 2009-03-19 Ben Elliston <bje@au.ibm.com>
22638 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
22639 option; change to -msdata=data.
22641 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22643 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
22646 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
22649 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
22651 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
22653 * doc/invoke.texi (Code Gen Options): Expand discussion of
22656 2009-03-18 Jakub Jelinek <jakub@redhat.com>
22658 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
22659 * matrix-reorg.c (struct matrix_info): Likewise.
22660 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
22661 * rtl.h (struct mem_attrs): Likewise.
22662 * df.h (struct df): Likewise.
22663 * tree-data-ref.h (struct data_dependence_relation): Likewise.
22664 * ira-int.h (struct ira_allocno): Likewise.
22665 * df-scan.c (struct df_collection_rec): Likewise.
22666 * ira.c (struct equivalence): Likewise.
22667 * function.c (struct temp_slot): Likewise.
22668 * cfgloop.h (struct loop): Likewise.
22671 * function.c (use_register_for_decl): When not optimizing, disregard
22672 register keyword for variables with types containing methods.
22674 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
22676 PR middle-end/39447
22677 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
22678 (is_simple_operand): Call contains_component_ref_p before calling data
22679 reference analysis that would fail on COMPONENT_REFs.
22681 * tree-vrp.c (search_for_addr_array): Fix formatting.
22683 2009-03-18 Richard Guenther <rguenther@suse.de>
22685 * tree-vect-transform.c (vect_loop_versioning): Fold the
22686 generated comparisons.
22687 * tree-vectorizer.c (set_prologue_iterations): Likewise.
22688 (slpeel_tree_peel_loop_to_edge): Likewise.
22690 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22692 PR middle-end/37805
22693 * opts.c (print_specific_help): In addition to `undocumented',
22694 accept `separate' and `joined' flags if passed alone. Describe
22695 output by the first matched one of those.
22696 (common_handle_option): Skip over empty strings.
22697 * gcc.c (display_help): Fix help string for `--help='.
22698 * doc/invoke.texi (Option Summary, Overall Options): With
22699 `--help=', classes and qualifiers can both be repeated, but
22700 only the latter can be negated. One should not pass only
22701 negated qualifiers. Fix markup and examples.
22704 2008-10-14 Jakub Jelinek <jakub@redhat.com>
22705 PR middle-end/37805
22706 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
22707 and -fhelp=separate.
22709 2009-03-17 Jing Yu <jingyu@google.com>
22711 PR middle-end/39378
22712 * function.h (struct rtl_data): Move is_thunk from here...
22713 (struct function): ...to here.
22714 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
22715 * varasm.c (assemble_start_function): Change is_thunk from crtl to
22717 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
22719 (alpha_does_function_need_gp, alpha_start_function): Likewise.
22720 (alpha_output_function_end_prologue): Likewise.
22721 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
22722 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
22723 (rs6000_output_function_epilogue): Likewise.
22724 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
22726 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
22729 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
22730 from different units in a single alternative.
22731 (*truncdfsf_i387): Ditto.
22732 (*truncxfsf2_mixed): Ditto.
22733 (*truncxfdf2_mixed): Ditto.
22735 2009-03-17 Jakub Jelinek <jakub@redhat.com>
22737 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
22738 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
22741 * tree-ssa-live.c (remove_unused_locals): Don't remove local
22742 unused non-artificial variables when not optimizing.
22745 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
22746 DW_TAG_imported_module even if decl is IMPORTED_DECL with
22747 NAMESPACE_DECL in its DECL_INITIAL.
22749 PR middle-end/39443
22750 * optabs.c (set_user_assembler_libfunc): New function.
22751 * expr.h (set_user_assembler_libfunc): New prototype.
22752 * c-common.c: Include libfuncs.h.
22753 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
22754 for memcmp, memset, memcpy, memmove and abort.
22755 * Makefile.in (c-common.o): Depend on libfuncs.h.
22758 * dwarf2out.c (gen_inlined_enumeration_type_die,
22759 gen_inlined_structure_type_die, gen_inlined_union_type_die,
22760 gen_tagged_type_instantiation_die): Removed.
22761 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
22764 2009-03-17 Janis Johnson <janis187@us.ibm.com>
22767 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
22769 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
22770 (check-parallel-%): Ditto.
22771 (check-consistency): Ditto.
22773 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
22775 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
22776 local variable rhs by NULL_TREE.
22778 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22781 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
22783 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22786 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
22788 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22791 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
22792 for ms->sysv ABI calls only in 64bit mode.
22794 * config/i386/i386.md (untyped_call): Support 32bit.
22796 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
22798 * doc/extend.texi: Replace x86_65 with x86_64.
22800 2009-03-16 Jakub Jelinek <jakub@redhat.com>
22802 PR tree-optimization/39455
22803 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
22804 mismatches for POINTER_TYPE_P (type).
22805 (number_of_iterations_le): Likewise.
22807 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
22809 * config/picochip/picochip.c: Removed profiling support.
22810 * config/picochip/picochip.md: Removed profiling instruction.
22811 * config/picochip/picochip.h: Removed profiling builtin.
22813 2009-03-16 Joseph Myers <joseph@codesourcery.com>
22815 * doc/install.texi (--with-host-libstdcxx): Document.
22817 2009-03-14 Anatoly Sokolov <aesok@post.ru>
22820 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
22821 generate a warning if the function name does not begin with
22822 "__vector" and the function has either the 'signal' or 'interrupt'
22823 attribute, from here to ...
22824 (avr_declare_function_name): ...here. New function.
22825 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
22826 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
22828 2009-03-14 Jakub Jelinek <jakub@redhat.com>
22831 * cse.c (fold_rtx): Don't modify original const_arg1 when
22832 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
22833 separate variable instead.
22834 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
22835 from out of range shift counts.
22836 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
22838 2009-03-13 Catherine Moore <clm@codesourcery.com>
22840 * config/i386/x-mingw32 (host-mingw32.o): Replace
22841 diagnostic.h with $(DIAGNOSTIC_H).
22843 2009-03-12 Jakub Jelinek <jakub@redhat.com>
22846 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
22848 * config/i386/sync.md (sync_compare_and_swap<mode>,
22849 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
22850 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
22852 (sync_double_compare_and_swapdi_pic,
22853 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
22854 cmpxchg8b_pic_memory_operand instead of just memory_operand.
22856 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22859 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
22861 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22864 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
22865 (avx_addsubv4df3): Likewise.
22866 (*avx_addsubv4sf3): Likewise.
22867 (sse3_addsubv4sf3): Likewise.
22869 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22872 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
22874 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
22877 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
22878 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22879 registers for allocnos created from user-defined variables.
22881 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22884 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
22885 of non-integer mode as well.
22887 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
22889 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
22890 for functions for which the parameter types are unknown.
22892 2009-03-11 Jakub Jelinek <jakub@redhat.com>
22895 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
22896 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
22897 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
22898 * config/i386/i386.c (ix86_local_alignment): For
22899 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
22900 long long variables on the stack to avoid dynamic realignment.
22901 Allow the first argument to be a decl rather than type.
22902 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
22904 2009-03-11 Nick Clifton <nickc@redhat.com>
22907 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
22909 Add description to mno-lsim option.
22910 * config/mcore/mcore.h: Remove comment about deprecated m4align
22912 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
22913 * doc/invoke.texi: Add description of mno-lsim and
22914 mstack-increment options.
22916 * config/fr30/fr30.opt: Document the -mno-lsim option.
22917 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
22918 and -mno-lsim options.
22920 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22922 * fold-const.c (fold_comparison): Only call fold_inf_compare
22923 if the mode supports infinities.
22925 2009-03-11 Jason Merrill <jason@redhat.com>
22928 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
22929 end already did. Notice GIMPLE_CALL modifications of the result.
22930 Don't copy debug information from an ignored decl or a decl from
22933 2009-03-10 Richard Guenther <rguenther@suse.de>
22934 Nathan Froyd <froydnj@codesourcery.com>
22936 PR middle-end/37850
22937 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
22938 (__divMODE3): Likewise.
22940 2009-03-09 Jakub Jelinek <jakub@redhat.com>
22942 PR tree-optimization/39394
22943 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
22944 DECL_SIZE_UNIT of variable length FIELD_DECLs.
22946 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
22948 * recog.c (verfiy_changes): Disallow renaming of hard regs in
22949 inline asms for register asm ("") declarations.
22951 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
22953 * fold-const.c (fold_unary): Fix comment.
22955 2009-03-07 Jan Hubicka <jh@suse.cz>
22958 * tree-inline.c (setup_one_parameter): Do replacement of const
22959 argument by constant in SSA form.
22961 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22963 PR middle-end/38028
22964 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
22965 determine alignment passed to assign_stack_local.
22966 (assign_parms_unsplit_complex): Likewise.
22967 * except.c (sjlj_build_landing_pads): Likewise.
22969 2009-03-06 Jakub Jelinek <jakub@redhat.com>
22971 PR middle-end/39360
22972 * tree-flow.h (add_referenced_var): Return bool instead of void.
22973 * tree-dfa.c (add_referenced_var): Return result of
22974 referenced_var_check_and_insert call.
22975 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
22976 of referenced_var_check_and_insert.
22979 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
22980 (gen_variable_die): Emit DW_AT_location on abstract static variable's
22981 DIE, don't emit it if abstract origin already has it.
22982 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
22983 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
22985 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
22987 * genpreds.c (needs_variable): Fix parentheses at variable name
22989 (write_tm_constrs_h): Indent generated code.
22991 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22993 * doc/extend.texi (Function Attributes): Add documentation
22994 for isr attributes.
22996 2009-03-06 Jakub Jelinek <jakub@redhat.com>
22999 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
23000 take locus from its DECL_SOURCE_LOCATION instead of input_location.
23002 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23004 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
23007 2009-03-05 Jakub Jelinek <jakub@redhat.com>
23010 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
23011 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
23013 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
23015 * config/i386/i386.md (R8_REG, R9_REG): New constants.
23016 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
23017 constants instead of magic numbers.
23018 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
23020 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
23021 (x86_64_ms_abi_int_parameter_registers): Ditto.
23022 (x86_64_int_return_registers): Ditto.
23023 (ix86_maybe_switch_abi): Ditto.
23024 (ix86_expand_call): Ditto for clobbered_registers array.
23025 (ix86_hard_regno_mode_ok): Ditto.
23026 (x86_extended_QIreg_mentioned_p): Ditto.
23028 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
23030 PR tree-optimization/39349
23031 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
23033 * combine.c (gen_lowpart_for_combine): Use omode when generating
23036 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
23038 PR rtl-optimization/39235
23039 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
23041 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23043 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
23045 2009-03-04 Richard Guenther <rguenther@suse.de>
23047 PR tree-optimization/39362
23048 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
23049 that occur in abnormal PHIs should be varying.
23051 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23053 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
23055 (simple_iv): Take loop as an argument instead of statement.
23056 * tree-scalar-evolution.h (simple_iv): Declaration changed.
23057 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
23059 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
23061 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
23062 * matrix-reorg.c (analyze_transpose): Ditto.
23063 * tree-data-ref.c (dr_analyze_innermost): Ditto.
23064 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
23065 * tree-predcom.c (ref_at_iteration): Ditto.
23066 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
23068 2009-03-04 Richard Guenther <rguenther@suse.de>
23070 PR tree-optimization/39358
23071 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
23072 escaped_id and callused_id.
23073 (solve_graph): Likewise.
23075 2009-03-04 Richard Guenther <rguenther@suse.de>
23077 PR tree-optimization/39339
23078 * tree-sra.c (try_instantiate_multiple_fields): Make it
23079 no longer ICE on the above.
23081 2009-03-03 Joseph Myers <joseph@codesourcery.com>
23083 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
23084 that fits within Pmode.
23086 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23088 PR middle-end/10109
23089 * tm.texi (LIBCALL_VALUE): Update description.
23091 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23093 PR middle-end/34443
23094 * doc/extend.texi (section): Update description.
23096 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
23098 PR middle-end/39345
23099 * tree-inline.c (remapped_type): New.
23100 (can_be_nonlocal): Call remapped_type instead of remap_type.
23102 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23105 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
23106 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
23108 2009-03-03 Richard Guenther <rguenther@suse.de>
23110 PR middle-end/39272
23111 * tree.c (tree_nonartificial_location): New function.
23112 * tree.h (tree_nonartificial_location): Declare.
23113 * builtins.c (expand_builtin_memory_chk): Provide location
23114 of the call location for artificial function pieces.
23115 (maybe_emit_chk_warning): Likewise.
23116 (maybe_emit_sprintf_chk_warning): Likewise.
23117 (maybe_emit_free_warning): Likewise.
23118 * expr.c (expand_expr_real_1): Likewise.
23120 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23122 PR tree-optimization/39343
23123 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
23124 COMPONENT_REF t has ARRAY_TYPE.
23126 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
23128 PR middle-end/39335
23129 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
23130 when the type precision of the induction variable should be
23131 larger than the type precision of nit.
23132 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
23133 * graphite.c (graphite_loop_normal_form): Same.
23134 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
23136 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23138 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
23139 (*call_1_rex64_ms_sysv): Use named constants instead of magic
23140 numbers to describe clobbered registers.
23141 (*call_value_0_rex64_ms_sysv): Ditto.
23142 * config/i386/mmx.md (mmx_emms): Ditto.
23143 (mmx_femms): Ditto.
23145 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
23147 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
23150 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23152 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
23153 (spu_section_type_flags): New function.
23155 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23157 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
23158 reg_class_contents of FLOAT_REGS into a temporary.
23160 2009-03-02 Richard Guenther <rguenther@suse.de>
23161 Ira Rosen <irar@il.ibm.com>
23163 PR tree-optimization/39318
23164 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
23165 information to the vectorized statement.
23167 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
23169 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
23170 variable. Use defined names instead of magic constants for REX SSE
23173 2009-03-01 Richard Guenther <rguenther@suse.de>
23175 PR tree-optimization/39331
23176 * omp-low.c (lower_send_shared_vars): Do not receive new
23177 values for the reference of DECL_BY_REFERENCE parms or results.
23179 2009-03-01 Jan Hubicka <jh@suse.cz>
23182 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
23183 BLOCK_NONLOCALIZED_VAR): New macros.
23184 (tree_block): Add nonlocalized_vars.
23185 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
23186 gen_decl_die): Add origin argument. Allow generation of die with
23187 origin at hand only.
23188 (gen_member_die, gen_type_die_with_usage, force_decl_die,
23189 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
23191 (gen_block_die): Fix checking for unused blocks.
23192 (process_scope_var): Break out from .... ; work with origins only.
23193 (decls_for_scope) ... here; process nonlocalized list.
23194 (dwarf2out_ignore_block): Look for nonlocalized vars.
23195 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
23197 (dump_scope_block): Dump them.
23198 * tree-inline.c (remap_decls): Handle nonlocalized vars.
23199 (remap_block): Likewise.
23200 (can_be_nonlocal): New predicate.
23201 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
23203 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23205 * configure: Regenerate.
23207 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23209 * optc-gen.awk: No need to duplicate option flags twice.
23210 Reuse help texts for duplicate options which do not have any.
23212 * gcc.c (display_help): Document --version.
23214 * gcc.c (main): If print_help_list and verbose_flag, ensure
23215 driver output comes before subprocess output.
23217 * optc-gen.awk: Assign all remaining fields to help string,
23218 space-separated, for multi-line help in *.opt.
23220 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
23221 -Wno-pedantic-ms-format is for MinGW targets only.
23223 * doc/options.texi (Option file format): Fix bad indentation,
23224 restoring dropped sentence.
23226 2009-02-28 Jan Hubicka <jh@suse.cz>
23228 * tree-inline.c (tree_function_versioning): Output debug info.
23230 2009-02-28 Jan Hubicka <jh@suse.cz>
23233 * tree-inline.c (setup_one_parameter): Do not copy propagate
23234 arguments when not optimizing.
23236 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
23239 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23240 (avx_addsubv4df3): Likewise.
23241 (*avx_addsubv4sf3): Likewise.
23242 (sse3_addsubv4sf3): Likewise.
23243 (*avx_addsubv2df3): Likewise.
23244 (sse3_addsubv2df3): Likewise.
23245 (avx_unpckhps256): Correct item selectors.
23246 (avx_unpcklps256): Likewise.
23247 (avx_unpckhpd256): Likewise.
23248 (avx_unpcklpd256): Likewise.
23250 2009-02-28 Jan Hubicka <jh@suse.cz>
23252 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
23254 (copy_arguments_for_versioning): If var is declared don't declare it.
23255 (tree_function_versioning): First setup substitutions and then copy
23258 2009-02-27 Jan Hubicka <jh@suse.cz>
23261 * cgraph.h (varpool_output_debug_info): Remove.
23262 * cgraphunit.c (varpool_output_debug_info): Remove.
23263 * dwarf2out.c (deferred_locations_struct): New struct
23264 (deferred_locations): New type.
23265 (deferred_locations_list): New static var.
23266 (deffer_location): New function.
23267 (gen_variable_die): Use it.
23268 (decls_for_scope): Output info on local static vars.
23269 (dwarf2out_finish): Process deferred locations.
23270 * varpool.c (varpool_output_debug_info): Remove.
23272 2009-02-27 Jan Hubicka <jh@suse.cz>
23275 * tree.h (TREE_PROTECTED): Fix comment.
23276 (BLOCK_HANDLER_BLOCK): Remove.
23277 (struct tree_block): Remove handler_block add body_block.
23278 (inlined_function_outer_scope_p): New.
23279 (is_body_block): Remove.
23280 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
23281 * dwarf2out.c (is_inlined_entry_point): Remove.
23282 (add_high_low_attributes): Use inlined_function_outer_scope_p.
23283 (gen_block_die): Use is_inlined_entry_point check. Remove body block
23285 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
23286 * gimplify.c (gimplify_expr): Gimplify body blocks.
23287 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
23288 block with multiple subblocks.
23289 (dump_scope_block): Prettier output; dump more flags and info.
23290 (dump_scope_blocks): New.
23291 (remove_unused_locals): Use dump_scope_blocks.
23292 * tree-flow.h (dump_scope_blocks): Declare.
23293 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
23294 * stmt.c (is_body_block): Remove.
23295 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
23296 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
23298 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
23300 PR middle-end/39308
23301 * graphite.c (graphite_loop_normal_form): Do not call
23302 number_of_iterations_exit from a gcc_assert.
23304 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23306 * config/s390/s390.c (s390_swap_cmp): Look for conditional
23307 jumps if COND is NULL.
23308 (find_cond_jump): New function.
23309 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
23310 * config/s390/s390.md: Remove z10_cobra attribute value.
23312 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
23314 * config/alpha/alpha.h (alpha_expand_mov): Return false if
23315 force_const_mem returns NULL_RTX.
23317 2009-02-26 Jan Hubicka <jh@suse.cz>
23320 * cgraph.h (varpool_output_debug_info): Remove.
23321 * cgraphunit.c (varpool_output_debug_info): Remove.
23322 * dwarf2out.c (deferred_locations_struct): New struct
23323 (deferred_locations): New type.
23324 (deferred_locations_list): New static var.
23325 (deffer_location): New function.
23326 (gen_variable_die): Use it.
23327 (decls_for_scope): Output info on local static vars.
23328 (dwarf2out_finish): Process deferred locations.
23329 * varpool.c (varpool_output_debug_info): Remove.
23331 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
23333 PR rtl-optimization/39241
23334 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
23335 to subreg_offset_representable_p.
23337 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23339 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
23340 execute function prototype. Get f and nregs from max_reg_num
23341 and get_insns. Remove the first backward pass as it's dead,
23342 guard the forward pass by flag_expensive_optimizations.
23343 (rest_of_handle_regmove): Delete.
23344 (pass_regmove): Replace it with regmove_optimize.
23346 2009-02-25 Martin Jambor <mjambor@suse.cz>
23348 PR tree-optimization/39259
23349 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
23350 calls_alloca function flags.
23351 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
23352 calls are detected.
23354 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23356 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
23357 flags_set_1_rtx, flags_set_1_set): Delete.
23358 (regmove_optimize): Do not call mark_flags_life_zones.
23360 2009-02-24 Julian Brown <julian@codesourcery.com>
23363 * config/arm/arm.c (require_pic_register): Only set
23364 cfun->machine->pic_reg once per function.
23366 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
23368 * doc/invoke.texi (Link Options): Document an easier way to pass
23369 options that take arguments to the GNU linker using -Xlinker and -Wl.
23371 2009-02-24 Steve Ellcey <sje@cup.hp.com>
23374 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
23376 2009-02-24 Richard Guenther <rguenther@suse.de>
23379 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
23381 2009-02-24 Richard Guenther <rguenther@suse.de>
23382 Zdenek Dvorak <ook@ucw.cz>
23384 PR tree-optimization/39233
23385 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
23386 from converting them to a generic type.
23388 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
23390 PR tree-optimization/39260
23391 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
23392 contains a condition with a real type.
23393 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
23395 2009-02-23 Jason Merrill <jason@redhat.com>
23398 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
23399 narrowing_initializer_constant_valid_p.
23400 (narrowing_initializer_constant_valid_p): Don't return
23401 null_pointer_node for adding a pointer to itself.
23403 2009-02-23 Jan Hubicka <jh@suse.cz>
23406 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
23409 2009-02-23 Jan Hubicka <jh@suse.cz>
23411 PR tree-optimization/37709
23412 * tree.c (block_ultimate_origin): Move here from dwarf2out.
23413 * tree.h (block_ultimate_origin): Declare.
23414 * dwarf2out.c (block_ultimate_origin): Move to tree.c
23415 * tree-ssa-live.c (remove_unused_scope_block_p):
23416 Eliminate blocks containig no instructions nor live variables nor
23418 (dump_scope_block): New function.
23419 (remove_unused_locals): Enable removal of dead blocks by default;
23420 enable dumping at TDF_DETAILS.
23422 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23424 * config/i386/i386.c (classify_argument): Don't allow COImode
23426 (function_arg_advance_32): Don't allow OImode.
23427 (function_arg_32): Likewise.
23428 (function_value_32): Likewise.
23429 (return_in_memory_32): Likewise.
23430 (function_arg_64): Remove OImode comment.
23432 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23435 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
23436 ix86_expand_vector_set for V4DImode in 64bit mode only.
23437 (ix86_expand_vector_init_one_var): Likewise.
23439 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
23441 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
23443 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23446 * loop-iv.c: Revert last change.
23447 * emit-rtl.c: Likewise.
23449 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23452 * config/i386/i386.c (type_natural_mode): Remove an extra
23453 space in the warning message.
23454 (function_value_32): Handle 32-byte vector modes.
23455 (return_in_memory_32): Likewise.
23457 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23459 * loop-iv.c (truncate_value): New function.
23460 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
23462 (lowpart_subreg): Move to...
23463 * emit-rtl.c: ...here.
23465 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
23467 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
23468 accidental and undocumented change at revision 140860.
23470 2009-02-21 Joseph Myers <joseph@codesourcery.com>
23472 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
23473 take gimple_seq * arguments.
23474 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
23475 types_compatible_p langhook.
23477 2009-02-20 Mark Mitchell <mark@codesourcery.com>
23478 Joseph Myers <joseph@codesourcery.com>
23480 * config/arm/arm.c (arm_builtin_va_list): New function.
23481 (arm_expand_builtin_va_start): Likewise.
23482 (arm_gimplify_va_arg_expr): Likewise.
23483 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
23484 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
23485 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
23486 (va_list_type): New variable.
23487 (arm_mangle_type): Mangle va_list_type appropriately.
23489 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23491 PR middle-end/39157
23492 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
23493 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
23494 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
23495 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
23496 parameter to 1000 for -O1 by default.
23497 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
23499 * loop-invariant.c: Include params.h.
23500 (move_loop_invariants): Don't call move_single_loop_invariants on
23503 2009-02-20 Jaka Mocnik <jaka@xlab.si>
23505 * calls.c (emit_library_call_value_1): Use slot_offset instead of
23506 offset when calculating bounds for indexing stack_usage_map. Fixes
23507 a buffer overflow with certain target setups.
23509 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23512 * calls.c (expand_call): Clear try_tail_call if caller and callee
23513 disagree in promotion of function return value.
23515 2009-02-19 Jakub Jelinek <jakub@redhat.com>
23518 * c-common.c (c_determine_visibility): If visibility changed and
23519 DECL_RTL has been already set, call make_decl_rtl to update symbol
23522 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
23525 * varasm.c (assemble_variable): Don't check DECL_NAME when
23526 globalizing a variable.
23528 2009-02-19 Joseph Myers <joseph@codesourcery.com>
23531 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
23532 expression before any __builtin_trap call.
23533 * c-typeck.c (build_function_call): Convert and check function
23534 arguments before generating a call to a trap. Evaluate the
23535 function arguments before the trap.
23537 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
23540 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
23541 (UNSPEC_FXAM_MEM): New unspec.
23542 (fxam<mode>2_i387_with_temp): New insn and split pattern.
23543 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
23544 memory using fxam<mode>2_i387_with_temp to remove excess precision.
23546 2009-02-19 Richard Guenther <rguenther@suse.de>
23548 PR tree-optimization/39207
23549 PR tree-optimization/39074
23550 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
23551 storedanything_tree): New.
23552 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
23553 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
23554 (build_succ_graph): Add edges from STOREDANYTHING to all
23556 (init_base_vars): Initialize STOREDANYTHING.
23557 (compute_points_to_sets): Free substitution info after
23558 building the succ graph.
23559 (ipa_pta_execute): Likewise.
23561 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
23563 (do_ds_constraint): Do not add to special var or non-pointer
23565 (type_could_have_pointers): Split out from ...
23566 (could_have_pointers): ... here. For arrays use the element type.
23567 (create_variable_info_for): Initialize may_have_pointers.
23568 (new_var_info): Likewise.
23569 (handle_lhs_call): Make the HEAP variable unknown-sized.
23570 (intra_create_variable_infos): Use a type with pointers for
23571 PARM_NOALIAS, make it unknown-sized.
23573 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
23576 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
23578 2009-02-18 Jason Merrill <jason@redhat.com>
23581 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
23582 value if DECL_EXTERNAL.
23583 * tree-sra.c (sra_walk_gimple_assign): Likewise.
23584 * target.h (gcc_target::binds_local_p): Clarify "module".
23585 * tree.h (TREE_PUBLIC): Clarify "module".
23587 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
23590 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
23591 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
23593 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
23596 * c.opt (Wabi): Support C and ObjC.
23599 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
23601 * config/i386/i386.c (classify_argument): Warn once about the ABI
23602 change when passing union with long double.
23604 * doc/invoke.texi: Update -Wabi for warning psABI changes.
23606 2009-02-18 Joseph Myers <joseph@codesourcery.com>
23609 * c-parser.c (c_parser_compound_statement): Always enter and leave
23612 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23615 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
23617 2009-02-18 Jakub Jelinek <jakub@redhat.com>
23619 PR tree-optimization/36922
23620 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
23621 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
23624 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23626 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
23629 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23631 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
23633 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23635 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
23638 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
23639 Richard Sandiford <rdsandiford@googlemail.com>
23641 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
23642 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
23643 (loongson_biadd): ...this.
23645 2009-02-17 Richard Guenther <rguenther@suse.de>
23647 PR tree-optimization/39202
23648 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
23649 a var make sure to follow existing collapses.
23651 2009-02-17 Richard Guenther <rguenther@suse.de>
23653 PR middle-end/39214
23654 * langhooks.c (lhd_print_error_function): Check for NULL block.
23656 2009-02-17 Richard Guenther <rguenther@suse.de>
23658 PR tree-optimization/39204
23659 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
23662 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
23664 * config/soft-fp/double.h: Update from glibc CVS.
23666 2009-02-17 Richard Guenther <rguenther@suse.de>
23668 PR tree-optimization/39207
23669 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
23670 strict-aliasing warnings for pointers pointing to NULL.
23672 2009-02-16 Joseph Myers <joseph@codesourcery.com>
23675 * c-parser.c (c_parser_braced_init): Call pop_init_level when
23676 skipping until next close brace.
23678 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
23681 * config/i386/i386.c (ix86_expand_push): Set memory alignment
23682 to function argument boundary.
23684 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23686 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
23687 in the lea_add. Reload eventually constraints it properly.
23688 * config/picochip/constraints.md: Remove the target constraint
23689 "b", since it is not needed anymore.
23691 2009-02-16 Jakub Jelinek <jakub@redhat.com>
23693 * gthr-dce.h: Uglify function parameter and local variable names.
23694 * gthr-gnat.h: Likewise.
23695 * gthr-mipssde.h: Likewise.
23696 * gthr-nks.h: Likewise.
23697 * gthr-posix95.h: Likewise.
23698 * gthr-posix.h: Likewise.
23699 * gthr-rtems.h: Likewise.
23700 * gthr-single.h: Likewise.
23701 * gthr-solaris.h: Likewise.
23702 * gthr-tpf.h: Likewise.
23703 * gthr-vxworks.h: Likewise.
23704 * gthr-win32.h: Likewise.
23706 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
23709 * config/i386/i386.md: Restrict the new peephole2 to move
23710 between MMX/SSE registers.
23712 2009-02-15 Richard Guenther <rguenther@suse.de>
23715 2009-02-13 Richard Guenther <rguenther@suse.de>
23717 * configure.ac: Enable LFS.
23718 * configure: Re-generate.
23719 * config.in: Likewise.
23721 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23723 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
23724 spu_srqwbyte, spu_srqwbytebc): Define.
23725 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
23726 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
23727 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
23728 "shrqby_<mode>"): New insn-and-split patterns.
23729 * config/spu/spu.c (expand_builtin_args): Determine and return
23730 number of operands using spu_builtin_description data.
23731 (spu_expand_builtin_1): Use it.
23733 2009-02-13 Steve Ellcey <sje@cup.hp.com>
23736 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
23739 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23742 * config/i386/i386.c (override_options): Correct warning
23743 messages for -malign-loops, -malign-jumps and -malign-functions.
23745 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23748 * config/i386/i386.md: Restrict the new peephole2 to move
23749 between the general purpose registers.
23751 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23754 * config/i386/i386.c (type_natural_mode): Add a new argument.
23755 Return the original mode and warn ABI change if vector size is 32byte.
23756 (function_arg_advance): Updated.
23757 (function_arg): Likewise.
23758 (ix86_function_value): Likewise.
23759 (ix86_return_in_memory): Likewise.
23760 (ix86_sol10_return_in_memory): Likewise.
23761 (ix86_gimplify_va_arg): Likewise.
23762 (function_arg_32): Don't warn ABX ABI change here.
23763 (function_arg_64): Likewise.
23765 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
23767 * loop-iv.c (implies_p): In the final case, test that operands 0
23768 of the two comparisons match.
23770 * config/bfin/bfin.c (find_prev_insn_start): New function.
23771 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
23772 (find_next_insn_start): Move.
23774 2009-02-13 Richard Guenther <rguenther@suse.de>
23776 * configure.ac: Enable LFS.
23777 * configure: Re-generate.
23778 * config.in: Likewise.
23780 2009-02-13 Joseph Myers <joseph@codesourcery.com>
23783 * c-parser.c (c_parser_parms_list_declarator): Discard pending
23784 sizes on syntax error after some arguments have been parsed.
23786 2009-02-12 Jakub Jelinek <jakub@redhat.com>
23788 * doc/invoke.texi (-fira): Remove.
23790 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23792 * caller-save.c: Replace regclass.c with reginfo.c in comments.
23793 * recog.c: Likewise.
23796 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
23798 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
23799 (umul_ppmm): Likewise.
23800 (count_leading_zeros): Likewise.
23801 (count_trailing_zeros): Likewise.
23802 (UMUL_TIME): Likewise.
23804 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23806 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
23807 soft-fp/t-softfp to tmake_file.
23809 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
23810 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
23811 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
23812 IA64_BUILTIN_INFQ]: New.
23813 (ia64_init_builtins): Initialize __builtin_infq,
23814 __builtin_fabsq and __builtin_copysignq if not HPUX.
23815 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
23816 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
23818 * config/ia64/lib1funcs.asm (__divtf3): Define only if
23820 (__fixtfti): Likewise.
23821 (__fixunstfti): Likewise.
23822 (__floattitf): Likewise.
23824 * config/ia64/libgcc-glibc.ver: New.
23825 * config/ia64/t-fprules-softfp: Likewise.
23826 * config/ia64/sfp-machine.h: Likewise.
23828 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
23829 (LIBGCC2_TF_CEXT): Likewise.
23830 (TF_SIZE): Likewise.
23831 (TARGET_INIT_LIBFUNCS): Likewise.
23833 * config/ia64/t-glibc (SHLINB_MAPFILES):
23834 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
23836 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23838 * config/i386/i386.c (construct_container): Rewrite processing
23839 BLKmode with X86_64_SSE_CLASS.
23841 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
23844 * config/i386/i386.md: Replace simplify_replace_rtx with
23845 replace_rtx in the new peephole2.
23847 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
23849 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
23850 loop unrolling do not happen at -O2.
23852 2009-02-12 Michael Matz <matz@suse.de>
23854 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
23856 2009-02-12 Jakub Jelinek <jakub@redhat.com>
23858 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
23861 2009-02-12 Ben Elliston <bje@au.ibm.com>
23863 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
23864 patterns when updating the back chain. Missed in the 2009-02-10
23867 2009-02-11 Janis Johnson <janis187@us.ibm.com>
23869 * doc/extend.texi (Decimal Floating Types): Update identifier of
23870 draft TR and list of missing support.
23872 2009-02-11 Jakub Jelinek <jakub@redhat.com>
23874 PR middle-end/39154
23875 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
23876 bit to variable length decl's flags, add it also to its
23877 pointer replacement variable.
23879 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
23880 Jakub Jelinek <jakub@redhat.com>
23883 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
23884 (memory_blockage): New expander.
23885 (*memory_blockage): New insn pattern.
23886 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
23887 instead of general blockage at the end of function prologue when
23888 frame pointer is used to access red zone area. Do not emit blockage
23889 when profiling, it is emitted in generic code.
23890 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
23891 function epilogue when frame pointer is used to access red zone area.
23893 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
23896 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
23897 by arithmetic with memory operands.
23898 * config/i386/predicates.md (commutative_operator): New.
23900 2009-02-10 Janis Johnson <janis187@us.ibm.com>
23902 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
23905 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
23907 * alias.h (record_alias_subset): Declare.
23908 * alias.c (record_alias_subset): Make global.
23910 2009-02-10 Nick Clifton <nickc@redhat.com>
23912 * tree-parloops.c: Change license to GPLv3.
23913 * ipa-struct-reorg.c: Change license to GPLv3.
23914 * ipa-struct-reorg.h: Change license to GPLv3.
23916 2009-02-10 Steve Ellcey <sje@cup.hp.com>
23919 * c-decl.c (start_struct): Return NULL on error.
23921 2009-02-10 Jakub Jelinek <jakub@redhat.com>
23923 PR middle-end/39124
23924 * cfgloopmanip.c (remove_path): Call remove_bbs after
23925 cancel_loop_tree, not before it.
23928 * function.h (struct function): Add has_local_explicit_reg_vars bit.
23929 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
23930 VAR_DECLs were seen.
23931 * tree-ssa-live.c (remove_unused_locals): Recompute
23932 cfun->has_local_explicit_reg_vars.
23933 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
23934 copies or clearings if cfun->has_local_explicit_reg_vars.
23936 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
23939 * config/i386/i386.c (expand_prologue): Emit blockage at the end
23940 of function prologue when frame pointer is used to access
23943 2009-02-10 Richard Guenther <rguenther@suse.de>
23945 PR middle-end/39127
23946 * gimplify.c (gimple_regimplify_operands): Always look if
23947 we need to create a temporary.
23949 2009-02-10 Richard Guenther <rguenther@suse.de>
23951 PR tree-optimization/39132
23952 * tree-loop-distribution.c (todo): New global var.
23953 (generate_memset_zero): Trigger TODO_rebuild_alias.
23954 (tree_loop_distribution): Return todo.
23956 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
23959 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
23960 (x86_64_reg_class_name): Removed.
23961 (classify_argument): Return 0 if bytes > 32. Return 0 if the
23962 first one isn't X86_64_SSE_CLASS or any other ones aren't
23963 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
23964 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
23965 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
23966 and 3 X86_64_SSEUP_CLASS.
23967 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
23968 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
23970 2009-02-10 Ben Elliston <bje@au.ibm.com>
23972 * config/rs6000/rs6000.md (allocate_stack): Always use an update
23973 form instruction to update the stack back chain word, even if the
23974 user has disabled the generation of update instructions.
23975 (movdi_<mode>_update_stack): New.
23976 (movsi_update_stack): Likewise.
23977 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
23978 always use an update form instruction to update the stack back
23981 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
23983 PR middle-end/38953
23984 * graphite.c (if_region_set_false_region): After moving a region in
23985 the false branch of a condition, remove the empty dummy basic block.
23986 (gloog): Remove wrong fix for PR38953.
23988 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23990 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
23991 generation due to implicit sign extension.
23993 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
23995 PR middle-end/38981
23996 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
23997 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
23999 2009-02-09 Richard Guenther <rguenther@suse.de>
24001 PR middle-end/35202
24002 * convert.c (convert_to_real): Disable (float)fn((double)x)
24003 to fnf(x) conversion if errno differences may occur and
24004 -fmath-errno is set.
24006 2009-02-07 Anatoly Sokolov <aesok@post.ru>
24008 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
24009 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24010 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24012 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24015 * c-common.c (handle_alias_attribute): Disallow attribute for
24016 anything not a FUNCTION_DECL or VAR_DECL.
24018 2009-02-06 Janis Johnson <janis187@us.ibm.com>
24021 * real.c (do_compare): Special-case compare of zero against
24022 decimal float value.
24024 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24027 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
24028 as indicating flexible array members unless the field itself is
24029 being declarared as the incomplete array.
24031 2009-02-06 Jan Hubicka <jh@suse.cz>
24033 PR tree-optimization/38844
24034 * ipa-inline.c (try_inline): Stop inlining recursion when edge
24035 is already inlined.
24037 2009-02-06 Richard Guenther <rguenther@suse.de>
24039 PR middle-end/38977
24040 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
24041 fork because we may expand it as __gcov_fork.
24043 2009-02-06 Nick Clifton <nickc@redhat.com>
24045 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
24047 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
24049 PR tree-optimization/35659
24050 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
24051 vn_phi_eq): Shortcut if hashcode does not match.
24052 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
24054 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
24055 and avoid iterative_hash_expr.
24056 (FOR_EACH_VALUE_ID_IN_SET): New.
24057 (value_id_compare): Remove.
24058 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
24059 sort expressions by value id.
24061 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
24064 * config/sh/predicates.md (general_movsrc_operand): Don't check
24065 the subreg of system registers here.
24067 2009-02-05 Jakub Jelinek <jakub@redhat.com>
24070 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
24071 on the copied decl.
24073 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
24075 PR rtl-optimization/39110
24076 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
24077 addresses, not aligned ones.
24079 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
24080 Richard Guenther <rguenther@suse.de>
24082 PR tree-optimization/39100
24083 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
24084 comment says and add edges.
24086 2009-02-05 Joseph Myers <joseph@codesourcery.com>
24089 * c-common.c (handle_tls_model_attribute): Ignore attribute for
24090 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
24092 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
24094 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
24095 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
24096 register_bb_in_sese, new_sese, free_sese): Moved.
24097 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
24098 outermost_loop_in_scop, build_scop_iteration_domain,
24099 expand_scalar_variables_ssa_name, get_vdef_before_scop,
24100 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
24101 Use loop_in_sese_p instead of loop_in_scop_p.
24102 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
24103 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
24104 (scopdet_basic_block_info): Fix bug in scop detection.
24105 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
24106 eq_loop_to_cloog_loop): Remove.
24107 (nb_loops_around_loop_in_scop, nb_loop
24108 ref_nb_loops): Moved here...
24109 * graphite.h (ref_nb_loops): ... from here.
24110 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
24111 (loop_domain_dim, loop_iteration_vector_dim): Remove.
24112 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
24113 * testsuite/gcc.dg/graphite/scop-19.c: New
24115 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
24116 Hans-Peter Nilsson <hp@axis.com>
24118 PR rtl-optimization/37889
24119 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
24120 Move offset handling from PLUS to before the switch. Use new
24121 arguments when considering SYMBOL_REFs too.
24122 (rtx_addr_can_trap_p): Pass dummy offset and size.
24123 (enum may_trap_p_flags): Remove.
24124 (may_trap_p_1): Pass size from MEM_SIZE.
24126 PR rtl-optimization/38921
24127 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
24128 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
24129 * rtlanal.c (may_trap_after_code_motion_p): Delete.
24130 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
24132 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
24134 AVX Programming Reference (January, 2009)
24135 * config/i386/sse.md (*vpclmulqdq): New.
24137 2009-02-04 Jakub Jelinek <jakub@redhat.com>
24139 PR tree-optimization/38977
24140 PR gcov-profile/38292
24141 * calls.c (special_function_p): Disregard __builtin_ prefix.
24143 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
24145 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
24146 non-indexable addresses even before reload.
24148 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24151 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
24152 as having variable size. Do not give an error for unnamed
24153 parameters with [*] declarators. Give a warning for type names
24154 with [*] declarators and mark them as variable size.
24155 * c-parser.c (c_parser_sizeof_expression): Do not give an error
24156 for sizeof applied to [*] type names.
24158 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24161 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
24163 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24165 * gcc.c (process_command): Update copyright notice dates.
24166 * gcov.c (print_version): Likewise.
24167 * gcov-dump.c (print_version): Likewise.
24168 * mips-tfile.c (main): Likewise.
24169 * mips-tdump.c (main): Likewise.
24171 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24174 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
24175 for composite type involving a zero-length array type.
24177 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24180 * function.c (match_asm_constraints_1): Skip over
24181 initial optional % in the constraint.
24183 PR inline-asm/39059
24184 * c-parser.c (c_parser_postfix_expression): If fixed point is not
24185 supported, don't accept FIXED_CSTs.
24186 * c-decl.c (finish_declspecs): Error if fixed point is not supported
24187 and _Sat is used without _Fract/_Accum. Set specs->type to
24188 integer_type_node for cts_fract/cts_accum if fixed point is not
24191 2009-02-02 Catherine Moore <clm@codesourcery.com>
24193 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
24195 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
24197 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
24198 (ABI_HAS_64BIT_SYMBOLS): Use it.
24199 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
24201 2009-02-02 Paul Brook <paul@codesourcery.com>
24203 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
24205 2009-02-02 Jakub Jelinek <jakub@redhat.com>
24207 PR inline-asm/39058
24208 * recog.h (asm_operand_ok): Add constraints argument.
24209 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
24210 recurse on matching constraint.
24211 (check_asm_operands): Pass constraints as 3rd argument to
24212 asm_operand_ok. Don't look up matching constraint here.
24213 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
24216 2009-02-02 Ben Elliston <bje@au.ibm.com>
24218 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
24219 TARGET_NARROW_VOLATILE_BITFIELD macro names.
24221 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24223 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
24224 information. Remove some obsolete information. Reorganize.
24226 * config/pa/fptr.c: Revert license to GPL 2.
24227 * config/pa/milli64.S: Likewise.
24229 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24232 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
24233 LIBRARY name in, instead of hard-coding it.
24234 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
24235 extra target make frag to tmake_files according to EH model.
24236 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24237 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
24238 frags that define makefile variable EH_MODEL appropriately.
24239 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
24240 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
24241 to "-sjlj" according to type of EH configured.
24242 (LIBGCC_SONAME): Concatenate it to shared library base name.
24243 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
24244 to "_sjlj" according to type of EH configured.
24245 (LIBGCC_SONAME): Concatenate it to shared library base name.
24246 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
24247 (SHLIB_LINK): Add missing semicolon to if-else construct.
24248 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24249 string value of "pe_dll" command-line option.
24250 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
24251 (SHLIB_SONAME): Use it when overriding t-cygming default.
24252 (SHLIB_IMPLIB): Override t-cygming default.
24253 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24254 string value of "pe_dll" command-line option.
24256 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24259 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
24260 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
24262 2009-01-31 Richard Guenther <rguenther@suse.de>
24264 PR tree-optimization/38937
24265 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
24266 computing the transitive closure.
24268 2009-01-30 Richard Guenther <rguenther@suse.de>
24270 PR tree-optimization/39041
24271 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24272 Propagate variable indices only if the types match for this stmt.
24274 2009-01-30 Jakub Jelinek <jakub@redhat.com>
24277 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
24278 inline but never defined.
24280 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
24282 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
24283 (*insv_h_di_reg_extimm): New insn.
24284 (*insv_l<mode>_reg_extimm): New insn.
24286 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24288 * config/picochip/picochip.c (flag_conserve_stack): set
24289 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
24290 fconserve-stack. Reduce call-overhead used by inliner.
24292 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24295 * common.opt (flag_conserve_stack): Initialised to zero.
24297 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
24300 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
24301 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
24304 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
24306 * ira-color.c (allocno_reload_assign): Update comments.
24307 * regmove.c (regmove_optimize): Likewise.
24311 2009-01-29 Robert Millan <rmh@aybabtu.com>
24313 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
24314 * config/i386/kopensolaris-gnu.h: New file. Undefine
24315 `MD_UNWIND_SUPPORT'.
24316 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
24318 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
24320 PR tree-optimization/39007
24321 * tree-loop-distribution.c (generate_builtin): Use
24322 recompute_dominator to compute the immediate dominator of the
24323 basic block just after the loop.
24325 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
24327 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
24328 (ASM_OUTPUT_DWARF_PCREL): Define.
24330 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
24332 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
24333 * doc/passes.texi: Remove entries about regclass, local-alloc, and
24334 global. Modify entries about regmove and IRA.
24336 * ra-conflict.c: Remove the file.
24338 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
24340 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
24341 (pass_regclass_init): Rename to pass_reginfo_init.
24343 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
24345 * toplev.h (flag_ira): Remove.
24347 * caller-save.c (setup_save_areas): Remove flag_ira.
24349 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
24351 * global.c: Remove the file.
24353 * opts.c (decode_options): Remove flag_ira.
24355 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
24357 * regmove.c: Modify file description.
24358 (find_use_as_address, try_auto_increment): Define them only if
24359 AUTO_INC_DEC is defined.
24360 (replacement_quality, replace_in_call_usage, fixup_match_1,
24361 stable_and_no_regs_but_for_p): Remove.
24362 (reg_set_in_bb): Make it static.
24363 (regmove_optimize): Remove flag_ira and code which worked for
24366 * local-alloc.c: Remove the file.
24368 * common.opt (fira): Remove.
24370 * ira.c: Include except.h.
24371 (eliminable_regset): Move from global.c.
24372 (mark_elimination): Ditto. Remove flag_ira.
24373 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
24374 equiv_mem_modified, validate_equiv_mem_from_store,
24375 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
24376 contains_replace_regs, memref_referenced_p, memref_used_between_p,
24377 no_equiv, recorded_label_ref): Move from local-alloc.c.
24378 (update_equiv_regs): Ditto. Make it static.
24379 (print_insn_chain, print_insn_chains): Move it from global.c.
24380 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
24381 (build_insn_chain): Ditto. Make it static.
24382 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
24383 Rename to init_live_subregs.
24384 (gate_ira): Remove flag_ira.
24386 * regclass.c: Rename reginfo.c. Change file description.
24387 (FORBIDDEN_INC_DEC_CLASSES): Remove.
24388 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
24389 (init_reg_sets_1): Remove code for evaluation of
24390 reg_class_superclasses and losing_caller_save_reg_set.
24391 (init_regs): Remove init_reg_autoinc.
24392 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
24393 ok_for_base_p_nonstrict): Remove.
24394 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
24395 (pass_regclass_init): Rename to pass_reginfo_init. Modify
24396 corresponding entries.
24397 (dump_regclass, record_operand_costs, scan_one_insn,
24398 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
24399 record_address_regs, auto_inc_dec_reg_p): Remove.
24400 (gt-regclass.h): Rename to gt-reginfo.h.
24402 * rtl.h (dump_global_regs, retry_global_alloc,
24403 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
24405 * Makefile.in (RA_H): Remove.
24406 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
24407 Rename regclass.o to reginfo.o.
24408 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
24410 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
24411 (GTFILES): Rename regclass.c to reginfo.c.
24413 * passes.c (init_optimization_passes): Remove pass_local_alloc and
24414 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
24416 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
24417 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
24419 (finish_spills): Ditto. Remove code for !flag_ira.
24421 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
24423 PR middle-end/35854
24424 * doc/invoke.texi (rtl debug options): Complete rewrite.
24425 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
24427 * mode-switching.c (pass_mode_switching): Rename pass from
24428 "mode-sw" to "mode_sw".
24429 * except.c (pass_convert_to_eh_ranges): Rename pass from
24430 "eh-ranges" to "eh_ranges".
24431 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
24435 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
24436 Alexander Monakov <amonakov@ispras.ru>
24438 PR middle-end/38857
24439 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
24441 (move_exprs_to_boundary): Change return type and pass through
24442 should_move from move_op. Relax assert. Update usage ...
24443 (schedule_expr_on_boundary): ... here. Use should_move instead of
24445 (move_op_orig_expr_found): Indicate that insn was disconnected from
24447 (code_motion_process_successors): Do not call after_merge_succs
24448 callback if original expression was not found when traversing any of
24450 (code_motion_path_driver): Change return type. Update prototype.
24451 (move_op): Update comment. Add a new parameter (should_move). Update
24452 prototype. Set *should_move based on indication provided by
24453 move_op_orig_expr_found.
24455 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
24457 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
24458 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
24459 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
24460 * config/rs6000/rs6000.c (rs6000_override_options): Default
24461 avoid-indexed-addresses on for Power6, off for everything else.
24462 (avoiding_indexed_address_p): New function.
24463 (rs6000_legitimize_address): Use it.
24464 (rs6000_legitimate_address): Likewise.
24465 * config/rs6000/rs6000.md (movXX_updateX): Likewise
24467 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
24469 PR tree-optimization/38997
24470 * tree-loop-distribution.c (generate_memset_zero): Use
24471 POINTER_PLUS_EXPR for a pointer addition.
24473 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
24475 * config/s390/s390.md (bswap<mode>2): New pattern added.
24477 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24479 * config/s390/s390.md (*tls_load_31): Added type attribute.
24481 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24483 * config/s390/s390.md: Fix a few comments.
24485 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24487 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
24488 (*tm<mode>_full): Fixed z10prop attribute.
24489 (*tst<mode>_extimm): Fixed z10prop attribute.
24490 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
24491 (*tstqiCCT_cconly): Fixed z10prop attribute.
24492 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
24493 (*movsi_larl): Fixed z10prop attribute.
24494 (*movsi_zarch): Fixed z10prop attribute.
24495 (*movsi_eas): Fixed z10prop attribute.
24496 (*movhi): Fixed z10prop attribute.
24497 (*movqi): Fixed z10prop attribute.
24498 (*movstrictqi): Fixed z10prop attribute.
24499 (*mov<mode>): Fixed z10prop attribute.
24500 (*movcc): Fixed z10prop attribute.
24501 (*sethighpartdi_64): Fixed z10prop attribute.
24502 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
24503 (*negdi2_sign_cc): Fixed z10prop attribute.
24504 (*negdi2_sign): Fixed z10prop attribute.
24505 (*absdi2_sign_cc): Fixed z10prop attribute.
24506 (*absdi2_sign): Fixed z10prop attribute.
24507 (*negabsdi2_sign_cc): Fixed z10prop attribute.
24508 (*negabsdi2_sign): Fixed z10prop attribute.
24509 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
24510 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
24511 (doloop_si64): Fixed z10prop attribute.
24512 (doloop_si31): Fixed z10prop attribute.
24513 (doloop_long): Fixed z10prop attribute.
24514 (indirect_jump): Fixed z10prop attribute.
24515 (nop): Fixed z10prop attribute.
24516 (main_base_64): Fixed z10prop attribute.
24517 (reload_base_64): Fixed z10prop attribute.
24519 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24521 PR rtl-optimization/38740
24522 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
24524 * config/mips/mips.c (mips_reorg): Likewise.
24526 2009-01-28 Richard Guenther <rguenther@suse.de>
24528 PR tree-optimization/38926
24529 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
24530 with the correct value id to a value.
24531 (do_regular_insertion): Use the value number of edoubleprime
24532 for the value number of the expr.
24535 2008-08-21 Richard Guenther <rguenther@suse.de>
24537 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
24538 a PHI ask VN if it is already available.
24539 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
24540 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
24542 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24544 PR middle-end/38934
24545 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
24546 set to varying whenever max has TREE_OVERFLOW set, similarly
24547 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
24549 2009-01-28 Richard Guenther <rguenther@suse.de>
24551 PR middle-end/38908
24552 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
24553 uninitialized aggregate uses in call arguments.
24555 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
24557 PR tree-optimization/38984
24558 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
24559 the nothing_id variable if -fno-delete-null-pointer-checks.
24561 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
24564 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
24565 (set_got_offset_rex64): Ditto.
24567 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
24570 * doc/extend.texi: Improve local variable with asm reg.
24572 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
24574 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
24575 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
24576 was not supplied then set warn_packed_bitfield_compat to the
24577 default value of 1.
24578 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
24581 2009-01-27 Richard Guenther <rguenther@suse.de>
24583 PR tree-optimization/38503
24584 * cfgexpand.c (expand_gimple_basic_block): Ignore
24585 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
24586 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
24587 variables that cannot have TBAA applied.
24588 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
24591 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
24593 PR middle-end/38969
24594 * calls.c (initialize_argument_information): Do not wrap complex
24595 arguments in SAVE_EXPR.
24597 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
24599 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
24600 (INSTALL_LIBGCC): Revert typo commit.
24602 2009-01-26 Richard Guenther <rguenther@suse.de>
24604 PR tree-optimization/38745
24605 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
24606 from special handling.
24608 2009-01-26 Richard Guenther <rguenther@suse.de>
24610 PR tree-optimization/38745
24611 * tree-ssa.c (execute_update_addresses_taken): Do not include
24612 variables that cannot possibly be a register in not_reg_needs.
24613 Do not clear TREE_ADDRESSABLE on vars that may not become
24615 * tree-ssa.c (update_alias_info_1): Include those in the set
24616 of addressable vars.
24618 2009-01-26 Richard Guenther <rguenther@suse.de>
24620 PR middle-end/38851
24621 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
24622 * tree-ssa-dse.c: Include langhooks.h
24623 (execute_simple_dse): Remove stores with zero size.
24625 2009-01-24 Jakub Jelinek <jakub@redhat.com>
24628 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
24631 2009-01-24 Julian Brown <julian@codesourcery.com>
24633 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
24634 config/arm/linux-atomic.c.
24635 * config/arm/linux-atomic.c: New.
24637 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
24639 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
24640 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
24641 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
24643 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
24646 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
24649 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
24651 PR tree-optimization/38953
24652 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
24653 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
24654 (gloog): Split the exit of the scop when the scop exit is a loop exit.
24655 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
24658 2009-01-24 Paul Brook <paul@codesourcery.com>
24660 * config/arm/neon.md (neon_type): Move to arm.md.
24661 (neon_mov<VSTRUCT>): Add neon_type attribute.
24662 * config/arm/arm.md (neon_type): Move to here.
24663 (conds): Add "unconditioal" and use as default for NEON insns.
24665 2009-01-24 Ben Elliston <bje@au.ibm.com>
24667 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
24668 void *' warning from -Wc++-compat.
24669 * Makefile.in (dominance.o-warn): Remove.
24671 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
24673 PR tree-optimization/38932
24674 * fold-const.c (fold_unary_ignore_overflow): New.
24675 * tree.h (fold_unary_ignore_overflow): Declare.
24676 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
24677 * tree-ssa-sccvn.c (visit_reference_op_load,
24678 simplify_unary_expression): Likewise.
24680 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
24682 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
24683 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
24684 regardless of their type.
24685 * c-common.c (handle_packed_attribute): Don't ignore packed on
24687 * c.opt (Wpacked-bitfield-compat): New warning option.
24688 * stor-layout.c (place_field): Warn if offset of a field changed.
24689 * doc/extend.texi (packed): Mention the ABI change.
24690 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
24691 (Warning Options): Add it to the list.
24693 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
24695 * c-opts.c (c_common_post_options): Fix a typo in comments.
24697 2009-01-22 Steve Ellcey <sje@cup.hp.com>
24699 PR middle-end/38615
24700 * gimplify.c (gimplify_init_constructor): Fix promotion of const
24701 variables to static.
24702 * doc/invoke.texi (-fmerge-all-constants): Update description.
24704 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
24707 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
24708 (*movdi_1_rex64): Use type "mmx" for alternative 5.
24710 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
24712 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
24714 (LOCAL_ALIGNMENT): Similarly.
24716 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24717 Joseph Myers <joseph@codesourcery.com>
24719 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
24720 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
24721 * config/arm/arm-tune.md: Regenerate.
24722 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
24725 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24727 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
24728 version number to five.
24730 2009-01-22 Dodji Seketeli <dodji@redhat.com>
24733 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
24734 * c-common.c (set_underlying_type): Likewise.
24735 (is_typedef_decl ): Likewise
24737 (set_underlying_type): Likewise.
24738 (is_typedef_type): Likewise.
24740 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
24742 PR middle-end/38587
24743 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
24746 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
24749 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
24750 (LIBGCC_SPEC): Don't define.
24751 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
24753 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
24755 PR rtl-optimization/38879
24756 * alias.c (base_alias_check): Unaligned access via AND address can
24757 alias all surrounding object types except those with sizes equal
24758 or wider than the size of unaligned access.
24760 2009-01-21 Dodji Seketeli <dodji@redhat.com>
24763 * c-decl.c (clone_underlying_type): Move this ...
24764 * c-common.c (set_underlying_type): ... here.
24765 Also, make sure the function properly sets TYPE_STUB_DECL() on
24766 the newly created typedef variant type.
24767 (is_typedef_decl ): New entry point.
24768 * tree.h: Added a new member member_types_needing_access_check to
24769 struct tree_decl_non_common.
24770 (set_underlying_type): New entry point.
24771 (is_typedef_type): Likewise.
24773 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
24775 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
24776 Check whether two instructions have memory references that
24777 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
24778 are helper functions for traversing.
24779 * alias.h (insn_alias_sets_confilict_p): New prototypes.
24780 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
24781 not to draw dependency edge for instructions with non-conflicting
24784 2009-01-20 Joseph Myers <joseph@codesourcery.com>
24787 * longlong.h: Update copyright years. Use soft-fp license notice.
24788 Sync __clz_tab declaration with glibc.
24790 2009-01-20 Steve Ellcey <sje@cup.hp.com>
24793 * doc/extend.texi (syscall_linkage): New.
24794 (version_id): Modify.
24796 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
24797 Richard Guenther <rguenther@suse.de>
24799 PR tree-optimization/38747
24800 PR tree-optimization/38748
24801 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
24802 conversion if the base address is an indirect reference and the
24803 aliasing sets could cause issues.
24805 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24807 * common.opt (fgraphite, fgraphite-identity): Add comment for
24808 explaining why these options are not documented.
24810 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24812 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
24813 gimple_call_lhs is NULL.
24815 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
24818 * emit-rtl.c (adjust_address_1): Make sure memref is never
24821 2009-01-20 Ben Elliston <bje@au.ibm.com>
24823 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24824 const qualifier from arg parameter. Remove unnecessary cast to char *.
24825 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24826 const qualifier from arg 2.
24828 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
24830 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
24832 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
24835 * rtl.h (reinit_regs): New prototype.
24836 * regclass.c: Include ira.h.
24837 (reinit_regs): New.
24838 * Makefile.in (regclass.o): Add ira.h.
24839 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
24841 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
24844 * c-common.c (handle_aligned_attribute): Use
24845 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
24846 default alignment value.
24848 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
24850 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
24851 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
24853 * doc/extend.texi: Update __attribute__ ((aligned)). Document
24854 __BIGGEST_ALIGNMENT__.
24856 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
24858 2009-01-18 Richard Guenther <rguenther@suse.de>
24860 PR tree-optimization/38819
24861 * tree-flow.h (operation_could_trap_helper_p): Declare.
24862 * tree-eh.c (operation_could_trap_helper_p): Export.
24863 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
24864 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
24865 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
24866 are about to insert a possibly trapping instruction and fail
24869 2009-01-18 Andreas Schwab <schwab@suse.de>
24871 * doc/install.texi (Configuration): Remove obsolete paragraph
24872 about use of --with-gnu-ld with --with-gnu-as.
24874 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
24876 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
24877 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
24878 Follow spelling conventions.
24880 2009-01-18 Ben Elliston <bje@au.ibm.com>
24882 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
24883 C++ warning about implicit conversion from void * to struct
24885 (bitmap_obstack_free): Likewise for bitmap_element *.
24886 * Makefile.in (bitmap.o-warn): Remove.
24888 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
24890 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
24892 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
24893 Tobias Grosser <tobi.grosser@amd.com>
24895 * graphite.c (graphite_trans_scop_block): Do not block single
24898 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
24900 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
24901 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
24902 test with assertion.
24904 2009-01-16 Richard Guenther <rguenther@suse.de>
24906 PR tree-optimization/38835
24907 PR middle-end/36227
24908 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
24909 and INT + PTR -> (INT)(PTR p+ INT) folding.
24910 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
24912 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
24915 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
24916 the subreg from a lowpart subreg if it is also casting the value.
24918 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
24919 Tobias Grosser <tobi.grosser@amd.com>
24921 * graphite.c (compare_prefix_loops): New.
24922 (build_scop_canonical_schedules): Rewritten.
24923 (graphite_transform_loops): Move build_scop_canonical_schedules
24924 after build_scop_iteration_domain.
24926 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
24927 Tobias Grosser <tobi.grosser@amd.com>
24929 * graphite.c (add_conditions_to_domain): Add the loops to
24930 the dimension of the iteration domain. Do copy the domain
24931 only when it exists.
24932 (build_scop_conditions_1): Do not call add_conditions_to_domain.
24933 (add_conditions_to_constraints): New.
24934 (can_generate_code_stmt, can_generate_code): Removed.
24935 (gloog): Do not call can_generate_code.
24936 (graphite_transform_loops): Call add_conditions_to_constraints
24937 after building the iteration domain.
24939 2009-01-16 Jakub Jelinek <jakub@redhat.com>
24941 PR tree-optimization/38789
24942 * tree-ssa-threadedge.c
24943 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
24944 __builtin_constant_p.
24946 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
24948 * dce.c (delete_unmarked_insns): Reversed the order that insns are
24949 examined before deleting them.
24951 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
24953 * function.c (aggregate_value_p): Correctly extract the function
24954 type from CALL_EXPR_FN lookup.
24956 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24958 * config/picochip/picochip.c (picochip_override_options): Revert
24959 CFI asm flag disable commited previously.
24961 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
24962 Tobias Grosser <tobi.grosser@amd.com>
24963 Jan Sjodin <jan.sjodin@amd.com>
24965 * graphite.c (scan_tree_for_params): On substractions negate
24966 all the coefficients of the term.
24967 (clast_to_gcc_expression_red): New. Handle reduction expressions
24968 of more than two operands.
24969 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
24970 (get_vdef_before_scop): Handle also the case of default definitions.
24972 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
24974 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
24975 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
24976 Also use them when walking CALL_INSN_FUNCTION_USAGE.
24978 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
24979 Joey Ye <joey.ye@intel.com>
24981 PR middle-end/37843
24982 * cfgexpand.c (expand_stack_alignment): Don't update stack
24983 boundary nor check incoming stack boundary here.
24984 (gimple_expand_cfg): Update stack boundary and check incoming
24985 stack boundary here.
24987 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
24989 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
24991 2009-01-14 Jakub Jelinek <jakub@redhat.com>
24993 PR rtl-optimization/38245
24994 * calls.c (expand_call): Add stack arguments to
24995 CALL_INSN_FUNCTION_USAGE even for pure calls (when
24996 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
24997 in regs and partially in memory or BLKmode arguments.
24998 (emit_library_call_value_1): Add stack arguments to
24999 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25000 ACCUMULATE_OUTGOING_ARGS).
25001 * dce.c: Include tm_p.h.
25002 (find_call_stack_args): New function.
25003 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
25005 (mark_insn): Call find_call_stack_args for CALL_Ps.
25006 (prescan_insns_for_dce): Walk insns backwards in bb rather than
25007 forwards. Allocate and free arg_stores bitmap if needed, pass it
25008 down to deletable_insn_p, don't mark stores set in arg_stores
25009 bitmap, clear the bitmap at the beginning of each bb.
25010 * Makefile.in (dce.o): Depend on $(TM_P_H).
25012 2009-01-14 Michael Meissner <gnu@the-meissners.org>
25015 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
25016 to make sure the insn is a conditional test (bug 22599). Reformat a
25019 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
25021 PR middle-end/38431
25022 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
25023 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
25024 (gloog): Do not call cleanup_tree_cfg.
25025 (graphite_transform_loops): Call cleanup_tree_cfg after all
25026 scops have been code generated.
25028 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
25029 * doc/gty.texi (Invoking the garbage collector): Added new node
25030 and section documenting ggc_collect.
25032 2009-01-14 Richard Guenther <rguenther@suse.de>
25034 PR tree-optimization/38826
25035 PR middle-end/38477
25036 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
25037 initialization notes only if we actually emitted a warning.
25038 (intra_create_variable_infos): Add constraints for a result decl
25039 that is passed by hidden reference.
25040 (build_pred_graph): Mark all related variables non-direct on
25043 2009-01-14 Nick Clifton <nickc@redhat.com>
25045 * ira-conflicts.c: Include addresses.h for the definition of
25047 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
25048 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
25050 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
25053 * Makefile.in (ira-lives.o): Add except.h.
25055 * ira-lives.c: Include except.h.
25056 (process_bb_node_lives): Process can_throw_internal.
25058 2009-01-13 Jakub Jelinek <jakub@redhat.com>
25060 PR rtl-optimization/38774
25061 * combine.c (simplify_set): When undoing cc_use change, don't do
25062 PUT_CODE on the newly created comparison, but instead put back the
25065 2009-01-13 Joseph Myers <joseph@codesourcery.com>
25067 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
25068 values. Remove duplicate arm8 entry.
25070 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25072 PR tree-optimization/38786
25073 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
25074 the SSA_NAME case of expand_scalar_variables_expr.
25075 Set the type of an expression to the type of its assign statement.
25076 (expand_scalar_variables_expr): Also gather the scalar computation
25077 used to index the memory access. Do not pass loop_p.
25078 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
25079 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
25080 the gimple_stmt_iterator where it inserts new code.
25081 Do not pass loop_p.
25082 (copy_bb_and_scalar_dependences): Do not pass loop_p.
25083 (translate_clast): Update call to copy_bb_and_scalar_dependences.
25085 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25087 * graphite.h (debug_value): Removed.
25088 * graphite.c (debug_value): Removed.
25090 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25092 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
25093 ldrd/strd with two 32-bit instructions.
25095 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25097 * config/arm/arm.c (struct processors): Pass for speed down into
25098 cost helper functions.
25099 (const_ok_for_op): Handle COMPARE and inequality nodes.
25100 (arm_rtx_costs_1): Rewrite.
25101 (arm_size_rtx_costs): Update prototype.
25102 (arm_rtx_costs): Pass speed down to helper functions.
25103 (arm_slowmul_rtx_costs): Rework cost calculations.
25104 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
25105 (arm_9e_rtx_costs): Likewise.
25107 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
25109 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
25110 relocations of local symbols wider than UNITS_PER_WORD are not valid.
25111 (alpha_legitimize_address): Do not split local symbols wider than
25112 UNITS_PER_WORD into HIGH/LO_SUM parts.
25114 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
25117 * gcc.c (process_command): Replace call to execvp with calls
25118 to pex_one and exit.
25120 2009-01-03 Anatoly Sokolov <aesok@post.ru>
25123 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
25124 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
25125 variant for devices with 3-byte PC.
25126 (__tablejump_elpm__): New.
25128 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25131 * c-parser.c (c_parser_postfix_expression): Allow `->' in
25132 offsetof member-designator, handle it as `[0].'.
25134 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25136 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
25137 function when not using named sections on targets with named sections
25138 if branch distance is less than 262132.
25140 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
25142 * combine.c (combine_instructions): Recompute
25143 optimize_this_for_speed_p for each BB in the main combine loop.
25145 2009-01-12 Tomas Bily <tbily@suse.cz>
25148 * tree-loop-distribution.c (prop_phis): New function.
25149 (generate_builtin): Call prop_phis.
25150 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
25152 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25154 PR tree-optimization/38807
25155 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
25156 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
25158 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
25160 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
25161 subreg of op0 to the original op0.
25163 2009-01-11 Laurent GUERBY <laurent@guerby.net>
25165 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
25167 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
25170 * mips-tfile.c (parse_def): Fix parsing of def strings
25171 starting with digits.
25173 2009-01-10 Jakub Jelinek <jakub@redhat.com>
25176 * config/arm/arm.c (arm_is_long_call_p): Don't call
25177 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
25179 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
25181 * regrename.c (regrename_optimize): Fix dumping.
25182 (find_oldest_value_reg): Preserve REG_POINTER.
25183 (copy_hardreg_forward_1): Likewise.
25185 2009-01-09 Diego Novillo <dnovillo@google.com>
25187 * gimple.h (struct gimple_statement_base) <uid>: Document
25188 the restrictions on its use.
25189 (gimple_uid): Tidy.
25190 (gimple_set_uid): Tidy.
25192 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25194 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
25195 zero guard even if align_bytes != 0 and count is smaller than
25198 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
25200 PR rtl-optimization/38495
25201 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
25202 (add_range_and_copies_from_move_list): Print all added ranges.
25203 Add ranges to memory optimized destination.
25205 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25209 * config/i386/i386.c (override_options): Reject
25210 -mstringop-strategy=rep_8byte with -m32.
25211 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
25212 to 1. Do count comparison against epilogue_size_needed at compile
25213 time even when count_exp was constant forced into register. For
25214 size_needed don't jump to epilogue, instead just avoid aligning
25215 and invoke the body algorithm. If need_zero_guard, add zero guard
25216 even if count is non-zero, but smaller than size_needed + number of
25217 bytes that could be stored for alignment.
25218 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
25219 to 1. If need_zero_guard, add zero guard even if count is non-zero,
25220 but smaller than size_needed + number of bytes that could be stored
25221 for alignment. Compare size_needed with epilogue_size_needed instead
25222 of desired_align - align, don't adjust size_needed, pass
25223 epilogue_size_needed to the epilogue expanders.
25226 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
25228 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25230 * pa.c (last_address): Change to unsigned.
25231 (update_total_code_bytes): Change argument to unsigned. Don't
25232 check if insn addresses are set.
25233 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
25234 addresses are not set.
25235 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
25237 2009-01-09 Nick Clifton <nickc@redhat.com>
25239 * config/sh/symbian.c: Replace uses of DECL_INLINE with
25240 DECL_DECLARED_INLINE_P.
25242 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25244 PR middle-end/38347
25245 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
25246 GET_MODE (op0) in operand_subword_force calls.
25248 PR middle-end/38771
25249 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
25250 fold_convert arg0 operands to TREE_TYPE (op0) first.
25252 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
25254 * params.def (ira-max-conflict-table-size): Decrease default value
25257 2009-01-08 Jakub Jelinek <jakub@redhat.com>
25259 PR tree-optimization/37031
25260 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
25262 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
25263 allocate it using gc instead of heap, use VEC_quick_push instead of
25265 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
25266 instead of heap, use VEC_quick_push instead of VEC_safe_push.
25267 * tree-data-ref.h (struct access_matrix): Change matrix to gc
25268 allocated vector from heap allocated.
25269 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
25270 * tree-loop-linear.c (linear_transform_loops): Allocate nest
25271 vector only after perfect_loop_nest_depth call.
25273 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
25274 Jan Sjodin <jan.sjodin@amd.com>
25276 PR tree-optimization/38559
25277 * graphite.c (debug_value, copy_constraint,
25278 swap_constraint_variables, scale_constraint_variable, ): New.
25279 (get_lower_bound, get_upper_bound): Removed.
25280 (graphite_trans_bb_strip_mine): Clean up this code that works
25281 only for constant number of iterations. Fully copy upper and
25282 lower bound constraints, not only the constant part of them.
25283 * graphite.h (debug_value): Declared.
25285 2009-01-08 Ira Rosen <irar@il.ibm.com>
25287 PR tree-optimization/37194
25288 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
25289 Don't add the cost of cost model guard in prologue to scalar
25290 outside cost in case of known number of iterations.
25292 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
25293 Alan Modra <amodra@bigpond.net.au>
25295 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
25296 non-word-aligned REG+CONST addressing.
25298 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25301 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
25302 free_after_compilation when outputting a thunk.
25303 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
25304 Do not call free_after_compilation here.
25306 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25308 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
25309 (ix86_valid_target_attribute_inner_p): Ditto.
25311 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
25313 PR tree-optimization/38492
25314 PR tree-optimization/38498
25315 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
25316 * tree-chrec.h (scev_is_linear_expression): Declared.
25317 * graphite.c (graphite_cannot_represent_loop_niter): New.
25318 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
25319 (graphite_loop_normal_form): Use gcc_assert.
25320 (scan_tree_for_params): Use CASE_CONVERT.
25321 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
25322 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
25323 Use gcc_assert. Discard scops that contain unhandled cases.
25324 (build_scop_conditions): Return a boolean status for unhandled cases.
25325 (strip_mine_profitable_p): Print the loop number, not its depth.
25326 (is_interchange_valid): Pass the depth of the loop nest, don't
25327 recompute it wrongly.
25328 (graphite_trans_bb_block): Same.
25329 (graphite_trans_bb_block): Print tentative of loop blocking.
25330 (graphite_trans_scop_block): Do not print that the loop has been
25332 (graphite_transform_loops): Do not handle scops that contain condition
25335 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
25337 AVX Programming Reference (December, 2008)
25338 * config/i386/avxintrin.h (_mm256_stream_si256): New.
25339 (_mm256_stream_pd): Likewise.
25340 (_mm256_stream_ps): Likewise.
25342 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
25343 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
25344 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
25345 (bdesc_special_args): Add __builtin_ia32_movntdq256,
25346 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
25347 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
25348 (ix86_expand_special_args_builtin): Likewise.
25350 * config/i386/sse.md (AVXMODEDI): New.
25351 (avx_movnt<mode>): Likewise.
25352 (avx_movnt<mode>): Likewise.
25353 (<sse>_movnt<mode>): Remove AVX support.
25354 (sse2_movntv2di): Likewise.
25356 2009-01-07 Richard Guenther <rguenther@suse.de>
25358 PR middle-end/38751
25359 * fold-const.c (extract_muldiv): Remove obsolete comment.
25360 (fold_plusminus_mult_expr): Undo MINUS_EXPR
25361 to PLUS_EXPR canonicalization for the canonicalization.
25363 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
25365 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
25366 hosted cross-compilers generating less efficient code.
25368 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25370 * function.h (rtl_data): Add a dbr_scheduled_p field.
25371 * reorg.c (dbr_schedule): Set it.
25372 (gate_handle_delay_slots): Check it.
25373 * config/mips/mips.c (mips_base_delayed_branch): Delete.
25374 (mips_reorg): Check flag_delayed_branch instead of
25375 mips_base_delayed_branch.
25376 (mips_override_options): Don't set mips_base_delayed_branch
25377 or flag_delayed_branch.
25379 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25381 PR rtl-optimization/38426.
25382 * ira.c (ira): Set current_function_is_leaf earlier.
25384 2009-01-06 Jakub Jelinek <jakub@redhat.com>
25386 PR rtl-optimization/38722
25387 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
25388 too early, only set a flag and modify after last possible
25391 2009-01-06 Janis Johnson <janis187@us.ibm.com>
25394 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
25395 * real.c (decimal_single_format): Correct values of emin and emax.
25396 (decimal_double_format): Ditto.
25397 (decimal_quad_format): Ditto.
25398 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
25399 computation of DECnn_MIN and DECnn_MAX for corrected values of
25400 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
25401 __DECnn_MIN__, and adjust its computation for the corrected value
25404 2009-01-06 Jan Hubicka <jh@suse.cz>
25407 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
25409 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
25411 * doc/contrib.texi (Contributors): Slightly adjust the end note.
25412 Add Robert Clark to the list of testers.
25414 2009-01-06 Jan Hubicka <jh@suse.cz>
25415 Kai Tietz <kai.tietz@onevision.com>
25417 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
25418 * config/i386/i386.c (ix86_expand_call): Add clobbers.
25420 2009-01-06 Jan Hubicka <jh@suse.cz>
25421 Kai Tietz <kai.tietz@onevision.com>
25423 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
25425 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
25426 (ix86_nsaved_regs): Count only general purpose regs.
25427 (ix86_nsaved_sseregs): New.
25428 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
25429 to 16 for w64; compute padding and size of sse reg save area.
25430 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
25431 general purpose regs.
25432 (ix86_emit_save_sse_regs_using_mov): New.
25433 (ix86_expand_prologue): Save SSE regs if needed.
25434 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
25435 (ix86_emit_restore_sse_regs_using_mov): New.
25436 (ix86_expand_epilogue): Save SSE regs if needed.
25438 2009-01-06 Jan Hubicka <jh@suse.cz>
25439 Kai Tietz <kai.tietz@onevision.com>
25441 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
25442 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
25443 functions when accumulate outgoing args is off.
25445 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25448 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
25449 before using pseudos_have_intersected_live_ranges_p.
25451 * ira-int.h (ira_assert): Always define.
25453 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25455 AVX Programming Reference (December, 2008)
25456 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
25457 (_mm256_permute2_pd): Likewise.
25458 (_mm_permute2_ps): Likewise.
25459 (_mm256_permute2_ps): Likewise.
25460 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
25461 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
25463 * config/i386/i386.c (ix86_builtins): Remove
25464 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
25465 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
25466 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
25467 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
25468 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
25469 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
25470 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
25471 __builtin_ia32_vpermil2ps256.
25472 (ix86_init_mmx_sse_builtins): Updated.
25473 (ix86_expand_args_builtin): Likewise.
25475 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25477 * pa.c (output_call): Relocate non-jump insns in the delay slot of
25478 long absolute calls when generating PA 2.0 code.
25480 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
25482 PR rtl-optimization/38583
25483 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
25485 * params.def (ira-max-conflict-table-size): New.
25487 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
25489 * ira.h (ira_conflicts_p): New external definition.
25491 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
25492 table. Report this. Return result of building.
25493 (ira_build_conflicts): Use ira_conflicts_p. Check result of
25494 building conflict table.
25496 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
25497 (ira_color): Use ira_conflicts_p.
25499 * global.c: Include ira.h.
25500 (pseudo_for_reload_consideration_p, build_insn_chain): Use
25503 * Makefile.in (global.o): Add ira.h.
25505 * ira-build.c (mark_all_loops_for_removal,
25506 propagate_some_info_from_allocno): New.
25507 (remove_unnecessary_allocnos): Call
25508 propagate_some_info_from_allocno.
25509 (remove_low_level_allocnos): New.
25510 (remove_unnecessary_regions): Add parameter. Call
25511 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
25512 parameter to remove_unnecessary_regions.
25513 (ira_build): Remove all regions but root if the conflict table was
25514 not built. Update conflict hard regs for allocnos crossing calls.
25516 * ira.c (ira_conflicts_p): New global.
25517 (ira): Define and use ira_conflicts_p.
25519 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25520 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
25521 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
25523 2009-01-06 Ben Elliston <bje@au.ibm.com>
25525 * gengtype-lex.l (YY_NO_INPUT): Define.
25527 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
25530 * c-common.c (handle_vector_size_attribute): Also reject
25531 BOOLEAN_TYPE types.
25533 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
25535 PR tree-optimization/38492
25536 * graphite.c (rename_map_elt, debug_rename_elt,
25537 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
25538 rename_map_elt_info, eq_rename_map_elts,
25539 get_new_name_from_old_name, bb_in_sese_p): Moved around.
25540 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
25541 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
25542 (sese_build_livein_liveouts): New.
25543 (new_sese, free_sese): New.
25544 (new_scop): Call new_sese.
25545 (free_scop): Call free_sese.
25546 (rename_variables_from_edge, rename_phis_end_scop): Removed.
25547 (register_old_new_names): Renamed register_old_and_new_names.
25548 (register_scop_liveout_renames, add_loop_exit_phis,
25549 insert_loop_close_phis, struct igp,
25550 default_liveout_before_guard, add_guard_exit_phis,
25551 insert_guard_phis, copy_renames): New.
25552 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
25553 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
25554 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
25555 (scop_adjust_phis_for_liveouts): New.
25556 (gloog): Call scop_adjust_phis_for_liveouts.
25558 * graphite.h (struct sese): Documented. Added fields liveout,
25559 num_ver and livein.
25560 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
25561 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
25562 (struct scop): Added field liveout_renames.
25563 (SCOP_LIVEOUT_RENAMES): New.
25565 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25567 PR tree-optimization/38510
25568 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
25569 (translate_clast): Call recompute_all_dominators before
25571 (gloog): Call recompute_all_dominators before graphite_verify.
25573 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25574 Jan Sjodin <jan.sjodin@amd.com>
25576 PR tree-optimization/38500
25577 * graphite.c (create_sese_edges): Call fix_loop_structure after
25580 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25582 * config.gcc: Add m32r*-*-rtems*.
25583 * config/m32r/rtems.h: New file.
25585 2009-01-05 Ben Elliston <bje@au.ibm.com>
25587 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
25588 (.po.pox): Likewise.
25589 (po/gcc.pot): Likewise.
25591 2009-01-04 David S. Miller <davem@davemloft.net>
25593 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
25594 (STARTING_FRAME_OFFSET): Always set to zero.
25596 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25598 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
25599 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
25600 fixed-point types, and vectors of the same.
25602 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25604 * config/mips/sync.md (*mb_barrier): Rename to...
25605 (*memory_barrier): ...this.
25607 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
25609 * doc/extend.texi (Function Attributes): Move @cindex after @item
25610 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
25611 and put in alphabetical order. Fix 'target' name and put in order.
25612 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
25615 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
25617 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
25618 (memory_barrier): Expand as unspec instead of unspec_volatile.
25619 Remove mem:BLK from insn operands. Use Pmode scratch register.
25620 (*memory_barrier): Define as unspec instead of unspec_volatile.
25621 Use (match_dup 0) as input operand.
25623 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
25624 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
25625 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
25626 scratch register. Remove operand 1.
25627 (*stbar): Define as unspec instead of unspec_volatile.
25628 Use (match_dup 0) as input operand, remove (const_int 8).
25629 (*membar): Define as unspec instead of unspec_volatile.
25630 Use (match_dup 0) as input operand, remove input operand 2.
25632 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
25633 (memory_barrier): Expand as unspec instead of unspec_volatile.
25634 Remove mem:BLK from insn operands. Use Pmode scratch register.
25635 (*memory_barrier): Define as unspec instead of unspec_volatile.
25636 Use (match_dup 0) as input operand.
25638 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
25639 Remove mem:BLK from insn operands. Use Pmode scratch register.
25640 Set volatile flag on operand 0.
25641 (*memory_barrier): New insn pattern.
25643 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
25645 (*memory_barrier): Use (match_dup 0) as input operand.
25647 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
25648 Remove mem:BLK from insn operands. Use Pmode scratch register.
25649 Set volatile flag on operand 0.
25650 (*mb_internal): New insn pattern.
25652 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
25654 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25656 PR middle-end/38586
25657 * function.c (struct temp_slot): Move to the section of the file
25658 that deals with temp slots. Remove field 'address'.
25659 (temp_slot_address_table): New hash table of address -> temp slot.
25660 (struct temp_slot_address_entry): New struct, items for the table.
25661 (temp_slot_address_compute_hash, temp_slot_address_hash,
25662 temp_slot_address_eq, insert_temp_slot_address): Support functions
25664 (find_temp_slot_from_address): Rewrite to use the new hash table.
25665 (remove_unused_temp_slot_addresses): Remove addresses of temp
25666 slots that have been made available.
25667 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
25668 worker function for remove_unused_temp_slot_addresses.
25669 (assign_stack_temp_for_type): Don't clear the temp slot address list.
25670 Add the temp slot address to the address -> temp slot map.
25671 (update_temp_slot_address): Update via insert_temp_slot_address.
25672 (free_temp_slots): Call remove_unused_temp_slot_addresses.
25673 (pop_temp_slots): Likewise.
25674 (init_temp_slots): Allocate the address -> temp slot map, or empty
25675 the map if it is already allocated.
25676 (prepare_function_start): Initialize temp slot processing.
25678 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25680 PR middle-end/38584
25681 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
25682 Calculate the size of all stack vars assuming no packing of stack
25683 vars will happen, replacing a quadratic algorithm with a linear one.
25685 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25688 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
25691 2009-01-03 Diego Novillo <dnovillo@google.com>
25693 * doc/contrib.texi: Update contributions.
25695 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25698 * builtins.c (fold_builtin_memory_op): Give up if either operand
25699 is volatile. Set srctype or desttype to non-qualified version
25703 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
25704 and FUNCTION_DECLs.
25706 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
25708 PR rtl-optimization/35805
25709 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
25710 problem if fast dce is able to remove any instructions.
25711 * dce.c (dce_process_block): Fix dump message.
25713 2009-01-02 Mark Mitchell <mark@codesourcery.com>
25716 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
25718 2009-01-02 Jakub Jelinek <jakub@redhat.com>
25720 PR middle-end/38690
25721 * tree-flow.h (op_code_prio, op_prio): New prototypes.
25722 * tree-pretty-print.c (op_code_prio): New function.
25723 (op_prio): No longer static. Use op_code_prio.
25724 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
25725 Use op_prio and op_code_prio to determine if () should be
25726 printed around operand(s) or not.
25728 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
25729 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
25730 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
25731 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
25732 pp_character instead of pp_string for single letter printing.
25734 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
25736 * doc/extend.texi: Fix '#pragma GCC option' typo.
25738 2009-01-02 Richard Guenther <rguenther@suse.de>
25740 * doc/install.texi (--enable-checking): Mention different
25741 default for stage1.
25742 (--enable-stage1-checking): Document.
25744 2009-01-01 Andrew Pinski <pinskia@gmail.com>
25746 PR middle-end/30142
25747 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
25748 case to be an error.
25750 2009-01-02 Ben Elliston <bje@au.ibm.com>
25752 * config/fp-bit.h (pack_d): Constify argument.
25753 * config/fp-bit.c (makenan): Constify return type. Remove casts.
25754 (isnan): Constify argument.
25756 (iszero): Likewise.
25757 (pack_d): Likewise.
25758 (_fpadd_parts): Constify return type.
25759 (_fpmul_parts): Likewise.
25760 (_fpdiv_parts): Likewise.
25762 2009-01-01 Jakub Jelinek <jakub@redhat.com>
25765 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
25766 warn about overwriting initializer with side-effects or
25767 -Woverride-init if !IMPLICIT.
25768 (output_init_element): Likewise. Pass IMPLICIT down to
25770 (process_init_element): Add IMPLICIT argument. Pass it down
25771 to output_init_element.
25772 (push_init_element, pop_init_level, set_designator): Adjust
25773 process_init_element callers.
25774 (set_nonincremental_init, set_nonincremental_init_from_string):
25775 Adjust add_pending_init callers.
25776 (output_pending_init_elements): Adjust output_init_element callers.
25777 * c-tree.h (process_init_element): Adjust prototype.
25778 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
25779 process_init_element callers.
25782 Copyright (C) 2009 Free Software Foundation, Inc.
25784 Copying and distribution of this file, with or without modification,
25785 are permitted in any medium without royalty provided the copyright
25786 notice and this notice are preserved.