1 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
4 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
5 just when insn is equal to BB_END (bb).
7 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
9 * config/mips/mips.opt (mrelax-pic-calls): New option.
10 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
12 (mips_unspec_call): Change "unspec_call" expander into this.
13 (mips_strip_unspec_call): New function.
14 (mips_got_load): Call mips_unspec_call instead of
15 gen_unspec_call<mode>.
16 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
18 (mips_cfg_in_reorg): New function.
19 (mips16_lay_out_constants): Use it to decide whether to call
20 CFG-aware insn splitting.
21 (r10k_insert_cache_barriers): Move CFG set-up code from here to
22 mips_reorg. Move DF set-up code from here ...
23 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
25 (mips_reorg): Call mips_df_reorg instead of
26 r10k_insert_cache_barriers. Move CFG set-up code here from
27 r10k_insert_cache_barriers.
28 (mips_call_expr_from_insn): New function.
29 (mips_pic_call_symbol_from_set): Likewise.
30 (mips_find_pic_call_symbol): Likewise.
31 (mips_annotate_pic_call_expr): Likewise.
32 (mips_get_pic_call_symbol): Likewise.
33 (mips_annotate_pic_calls): Likewise.
34 (mips_override_options): Disable -mrelax-pic-calls unless PIC
36 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
37 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
38 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
40 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
41 (unspec_call<mode>): Remove it.
42 (sibcall_internal, sibcall_value_internal,
43 sibcall_value_multiple_internal, call_internal, call_split,
44 call_value_internal, call_value_split,
45 call_value_multiple_internal, call_value_multiple_split): Pass
46 SIZE_OPNO to MIPS_CALL.
47 (call_internal_direct, call_direct_split,
48 call_value_internal_direct, call_value_direct_split): Pass -1 as
49 SIZE_OPNO to MIPS_CALL.
50 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
51 * configure: Regenerate.
52 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
53 and -mno-relax-pic-calls.
54 (MIPS Options): Document -mrelax-pic-calls
55 and -mno-relax-pic-calls.
57 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
60 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
61 in the directory this rule is called from, rather than the
62 toplevel 'gcc' directory, to fix in-tree build.
64 2009-09-19 Chris Demetriou <cgd@google.com>
66 PR preprocessor/28435:
67 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
68 to cpplib that the preprocessor output is needed.
70 2009-09-19 Jakub Jelinek <jakub@redhat.com>
72 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
73 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
74 *return_and_restore_fpregs_<mode>,
75 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
78 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
79 instead of assuming it has always a REG inside of it.
81 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
83 * config/freebsd.h: Update comment on types.
86 2009-09-18 Jason Merrill <jason@redhat.com>
88 * c.opt: Add -fno-deduce-init-list.
90 2009-09-18 Neil Vachharajani <nvachhar@google.com>
92 * value-prof.c (interesting_stringop_to_profile_p): Added output
93 argument to indicate which parameter is the size parameter.
94 * value-prof.c (gimple_stringop_fixed_value): Use
95 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
96 * value-prof.c (gimple_stringops_transform): Update call sites to
97 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
98 * testsuite/gcc.dg/tree-prof/val-prof-7.c: Added test case.
100 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
103 From David Binderman <dcb314@hotmail.com>:
104 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
105 local variable f. Remove stale comments.
106 (ix86_compute_frame_layout): Remove useless local variable total_size.
108 (legitimate_address_p): Remove useless local variables
109 reason_rtx and reason.
110 (ix86_split_copysign_const): Remove useless local variable op1.
111 (scale_counter): Remove useless local variable piece_size_mask.
113 2009-09-18 Jakub Jelinek <jakub@redhat.com>
115 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
118 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
121 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
123 2009-09-17 Jakub Jelinek <jakub@redhat.com>
125 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
128 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
130 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
131 DW_OP_implicit_value even without dwarf_version 4.
133 2009-09-17 Jan Hubicka <jh@suse.cz>
135 * dwarf2out.c: Include tree-pass.h and gimple.h.
136 (loc_list_plus_const): New function.
137 (loc_descriptor_from_tree_1): Rename to ...
138 (loc_descriptor_from_tree): ... remove original.
139 (loc_list_from_tree): New function.
140 (add_AT_location_description): Accept location list.
141 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
142 (concatn_mem_loc_descriptor): Remove.
143 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
145 (secname_for_decl): Move up.
146 (hidden_reference_p): New function; break out from ...
147 (loc_by_refernece): ... here; move up.
148 (dw_loc_list): New function.
149 (single_element_loc_list): New function.
150 (single_element_loc_list_p): New function.
151 (add_loc_descr_to_each): New function.
152 (add_loc_list): New function.
153 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
154 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
155 add diagnostics why expansion failed.
156 (add_location_or_const_value_attribute): Support location lists.
157 (add_bound_info): Likewise.
158 (descr_info_loc): Update call of loc_descriptor_from_tree.
159 (gen_variable_die): Work on location lists.
160 * final.c (pass_final): Add dump file.
161 * Makefile.in (dwarf2out.o): Add new dependencies.
163 2009-09-17 Janis Johnson <janis187@us.ibm.com>
166 * real.c decimal_from_integer, decimal_integer_string): New.
167 (real_from_integer): Use them as special case for decimal float.
168 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
169 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
170 Do not append zero after the decimal point in string to convert.
172 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
174 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
175 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
177 2009-09-17 Martin Jambor <mjambor@suse.cz>
179 * common.opt (fipa-sra): New switch.
180 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
181 * timevar.def (TV_IPA_SRA): New timevar.
182 * params.def (ipa-sra-ptr-growth-factor): New parameter.
183 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
184 * tree-sra.c: Include cgraph.c.
185 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
186 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
187 and grp_not_necessarilly_dereferenced.
188 (func_param_count): New variable.
189 (encountered_apply_args): New variable.
190 (bb_dereferences): New variable.
191 (final_bbs): New variable.
192 (no_accesses_representant): New variable.
193 (no_accesses_p): New function.
194 (dump_access): Dump the new fields.
195 (sra_initialize): Set encountered_apply_args to false.
196 (get_ssa_base_param): New function.
197 (mark_parm_dereference): New function.
198 (create_access): Caring for INIDRECT_REFs and different handling of
199 varialble length accesses in early IPA SRA. Store the stmt - a new
200 parameter - to the new access.
201 (build_access_from_expr_1): New parameter stmt, passed to
202 create_access. Handle INDIRECT_REFs.
203 (build_access_from_expr): Pass the current statement to
204 build_access_from_expr_1.
205 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
207 (build_accesses_from_assign): Pass the current statement to
208 build_access_from_expr_1. Do not create assign links in IPA-SRA.
209 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
210 final_bbs when necessary. Check for calls to __builtin_apply_args.
211 Fixup EH info if anythng was changed.
212 (is_unused_scalar_param): New function.
213 (ptr_parm_has_direct_uses): New function.
214 (find_param_candidates): New function.
215 (mark_maybe_modified): New function.
216 (analyze_modified_params): New function.
217 (propagate_dereference_distances): New function.
218 (dump_dereferences_table): New function.
219 (analyze_caller_dereference_legality): New function.
220 (unmodified_by_ref_scalar_representative): New function.
221 (splice_param_accesses): New function.
222 (decide_one_param_reduction): New function.
223 (enum ipa_splicing_result): New type.
224 (splice_all_param_accesses): New function.
225 (get_param_index): New function.
226 (turn_representatives_into_adjustments): New function.
227 (analyze_all_param_acesses): New function.
228 (get_replaced_param_substitute): New function.
229 (get_adjustment_for_base): New function.
230 (replace_removed_params_ssa_names): New function.
231 (sra_ipa_reset_debug_stmts): New function.
232 (sra_ipa_modify_expr): New function.
233 (sra_ipa_modify_assign): New function.
234 (convert_callers): New function.
235 (modify_function): New function.
236 (ipa_sra_preliminary_function_checks): New function.
237 (ipa_early_sra): New function.
238 (ipa_early_sra_gate): New function.
239 (pass_early_ipa_sra): New variable.
240 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
242 2009-09-17 Michael Matz <matz@suse.de>
245 * tree.c (build_type_attribute_qual_variant): Export.
246 * tree.h (build_type_attribute_qual_variant): Declare.
247 * tree-inline.c (remap_type_1): Use it to build variants with
248 the original qualifiers and attributes.
250 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
252 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
253 without a fallthrough edge.
255 2009-09-16 DJ Delorie <dj@redhat.com>
257 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
258 chip and ignore the "fast_interrupt" attribute if so.
260 2009-09-16 Richard Henderson <rth@redhat.com>
263 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
266 2009-09-16 Richard Henderson <rth@redhat.com>
269 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
270 is set only if DECL_NO_STATIC_CHAIN is unset.
271 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
272 (FOR_EACH_NEST_INFO): New.
273 (walk_all_functions): Use it.
274 (finalize_nesting_tree): Likewise.
275 (unnest_nesting_tree): Likewise.
276 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
277 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
278 (convert_gimple_call): Early out if gimple_call_chain already set.
279 (convert_all_function_calls): Iterate until no new functions
280 require a static chain.
281 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
282 when building a trampoline. Use dump_function_to_file instead
284 (lower_nested_functions): Open dump_file. Validate that decls
285 that have DECL_NO_STATIC_CHAIN from the front end don't have that
286 bit reset by this pass.
288 2009-09-16 Michael Matz <matz@suse.de>
291 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
292 shorten decl_common_unused.
293 (DECL_RESTRICTED_P): New accessor.
294 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
295 to disambiguate marked decls and restrict pointers.
297 2009-09-16 Richard Henderson <rth@redhat.com>
300 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
302 2009-09-16 Jakub Jelinek <jakub@redhat.com>
304 * integrate.c (set_block_abstract_flags): Call
305 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
307 2009-09-16 Richard Guenther <rguenther@suse.de>
310 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
313 2009-09-16 DJ Delorie <dj@redhat.com>
314 Kaz Kojima <kkojima@gcc.gnu.org>
316 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
317 (sh_expand_prologue): Update calls to output_stack_adjust.
318 (sh_expand_epilogue): Likewise.
320 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
323 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
324 trying to limit the extent of searches in the insn stream.
326 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
327 Jakub Jelinek <jakub@redhat.com>
331 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
333 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
334 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
335 (rs6000_savres_strategy): Always save FP registers inline if the
336 target doesn't support hardware double-precision. Set the above
337 bits in return value when needed.
338 (rs6000_savres_routine_sym): Fix computation for cache selector.
339 Mark the generated symbol as a function. Rename exitp argument to
340 lr. Move code for determining the name of the symbol...
341 (rs6000_savres_routine_name): ...here. New function. Add cases for
342 getting the names right on AIX and 64-bit Linux.
343 (savres_routine_name): New variable.
344 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
345 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
346 on what the target routine uses as a base register. If savep && lr
347 describe saving of r0 into memory slot.
348 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
349 line calls for AIX ABI.
350 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
351 determine FP save/restore functions.
352 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
353 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
355 (rs6000_emit_epilogue): Adjust computation of restore_lr.
356 Duplicate restoration of LR and execute the appropriate one
357 depending on whether GPRs are being restored inline. Set r11 from
358 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
359 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
360 Fix out of line calls for AIX ABI.
361 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
363 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
365 (*restore_gpregs_spe): Likewise.
366 (*return_and_restore_gpregs_spe): Likewise.
367 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
368 Define to empty string unconditionally.
369 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
370 Define to empty string unconditionally.
371 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
374 2009-09-15 Jan Hubicka <jh@suse.cz>
376 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
377 * params.def (inline-insns-auto): Likewise.
379 2009-09-15 Martin Jambor <mjambor@suse.cz>
381 * ipa-inline.c (estimate_function_body_sizes): Dump info about
382 individual statements only at TDF_DETAILS dump level. Format
383 source for 80 characters per line.
385 2009-09-15 Christian Bruel <christian.bruel@st.com>
387 * regrename.c (do_replace): Update REG_DEAD notes.
389 2009-09-15 Revital Eres <eres@il.ibm.com>
391 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
392 * targhooks.c (default_builtin_support_vector_misalignment):
393 New builtin function.
394 * targhooks.h (default_builtin_support_vector_misalignment):
396 * target.h (builtin_support_vector_misalignment):
397 New field in struct gcc_target.
398 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
399 new builtin function.
400 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
402 * config/rs6000/rs6000.c
403 (rs6000_builtin_support_vector_misalignment): New function.
404 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
406 2009-09-15 Jie Zhang <jie.zhang@analog.com>
408 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
410 (bfin_optimize_loop): Likewise.
411 (bfin_gen_bundles): Likewise.
412 (workaround_speculation): Likewise.
413 (find_load): Return NULL_RTX for debug_insn.
415 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
417 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
420 2009-09-14 DJ Delorie <dj@redhat.com>
422 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
423 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
426 2009-09-14 Richard Henderson <rth@redhat.com>
427 Jakub Jelinek <jakub@redhat.com>
429 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
430 * cfgbuild.c (make_edges): Handle asm goto.
431 * cfglayout.c (fixup_reorder_chain): Likewise.
432 * cfgrtl.c (patch_jump_insn): Likewise.
433 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
434 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
435 (gimple_build_asm_vec): Add and use labels parameter.
436 (gimple_build_asm): Remove.
437 (walk_gimple_asm): Walk labels too.
438 * gimple.def (GIMPLE_ASM): Update docs.
439 * gimple.h: Update decls.
440 (struct gimple_statement_asm): Change nc to use unsigned char;
442 (gimple_asm_nlabels): New.
443 (gimple_asm_label_op, gimple_asm_set_label_op): New.
444 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
445 into gimple_build_asm_vec.
446 * jump.c (mark_jump_label_asm): New.
447 (mark_jump_label): Use it.
448 (redirect_jump_1): Handle asm goto.
449 (invert_jump_1): Soft fail if X is null.
450 * recog.c (extract_asm_operands): New.
451 (asm_noperands): Use it; handle asm labels.
452 (decode_asm_operands): Use extract_asm_operands.
453 (asm_operand_ok): Properly handle empty string.
454 * reg-stack.c (get_asm_operands_in_out): Rename from
455 get_asm_operand_n_inputs; use extract_asm_operands; return both
456 inputs and outputs by reference; update all callers.
457 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
458 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
459 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
460 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
461 (extract_asm_operands): Declare.
462 * stmt.c (expand_asm_operands): Add and use labels parameter.
463 (check_unique_operand_names): Likewise.
464 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
465 (expand_asm_stmt): Handle asm labels.
466 * tree-cfg.c (make_gimple_asm_edges): New.
467 (make_edges): Use it.
468 (cleanup_dead_labels): Handle asm labels.
469 (is_ctrl_altering_stmt): Likewise.
470 (gimple_redirect_edge_and_branch): Likewise.
471 * tree.def (ASM_EXPR): Add 5th operand.
472 * tree.h (ASM_LABELS): New.
473 (resolve_asm_operand_names): Update decl.
475 * c-parser.c (c_parser_asm_statement): Parse asm goto.
476 (c_parser_asm_goto_operands): New.
477 * c-tree.h (build_asm_expr): Update decl.
478 * c-typeck.c (build_asm_expr): Add and use labels parameter.
479 * doc/extend.texi: Document asm goto.
481 2009-09-14 Richard Henderson <rth@redhat.com>
483 * except.h: Update declarations.
484 (struct pointer_map_t): Forward declare.
485 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
486 (struct eh_landing_pad_d, eh_landing_pad): New.
487 (struct eh_catch_d, eh_catch): New.
488 (struct eh_region_d): Remove next_region_sharing_label, aka,
489 label, tree_label, landing_pad, post_landing_pad, resume,
490 may_contain_throw. Rename region_number to index. Remove
491 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
492 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
493 (VEC(eh_landing_pad,gc)): New.
494 (struct eh_status): Remove last_region_number. Add lp_array,
495 throw_stmt_table, ttype_data, ehspec_data.
496 (ehr_next, FOR_ALL_EH_REGION_AT): New.
497 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
498 * except.c (lang_protect_cleanup_actions): Return tree.
499 (struct ehl_map_entry): Remove.
500 (init_eh_for_function): Push zero entries for region and lp_array.
501 (gen_eh_region): Add to region_array immediately.
502 (gen_eh_region_catch): Operate on eh_catch objects.
503 (gen_eh_landing_pad): New.
504 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
505 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
506 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
507 (get_eh_landing_pad_from_number_fn): New.
508 (get_eh_landing_pad_from_number): New.
509 (get_eh_region_from_lp_number_fn): New.
510 (get_eh_region_from_lp_number): New.
511 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
512 (get_exception_pointer, get_exception_filter): Remove.
513 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
514 (current_function_has_exception_handlers): Simplify.
515 (bring_to_root, eh_region_replaceable_by_p): Remove.
516 (replace_region, hash_type_list, hash_eh_region): Remove.
517 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
518 (label_to_region_map, num_eh_regions): Remove.
519 (get_next_region_sharing_label, must_not_throw_labels): Remove.
520 (find_exception_handler_labels): Remove.
521 (duplicate_eh_regions_0, find_prev_try): Remove.
522 (struct duplicate_eh_regions_data): New.
523 (duplicate_eh_regions_1): Rewrite.
524 (duplicate_eh_regions): Return a pointer map instead of an
526 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
527 (redirect_eh_edge_to_label): Remove.
528 (eh_region_outermost): Rewrite using eh_region pointers
530 (add_ttypes_entry): Update for ttype_data move to eh_status.
531 (add_ehspec_entry): Rewrite with VEC instead of varray.
532 (assign_filter_values): Likewise. Export.
533 (build_post_landing_pads, connect_post_landing_pads): Remove.
534 (dw2_build_landing_pads): Rewrite to use lp_array.
535 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
536 (sjlj_assign_call_site_values): Rewrite to use lp_array.
537 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
538 (sjlj_mark_call_sites): Update for landing pad numbers.
539 (finish_eh_generation): Rewrite.
540 (gate_handle_eh): Do nothing for no eh tree.
541 (pass_rtl_eh): Move up near finish_eh_generation.
542 (remove_eh_landing_pad): New.
543 (remove_eh_handler): Export.
544 (remove_eh_region, remove_eh_handler_and_replace): Remove.
545 (for_each_eh_label): Rewrite to use lp_array.
546 (make_reg_eh_region_note): New.
547 (make_reg_eh_region_note_nothrow_nononlocal): New.
548 (insn_could_throw_p): New.
549 (copy_reg_eh_region_note_forward): New.
550 (copy_reg_eh_region_note_backward): New.
551 (check_handled, add_reachable_handler): Remove.
552 (reachable_next_level, foreach_reachable_handler): Remove.
553 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
554 (get_eh_region_and_lp_from_rtx): New.
555 (get_eh_region_from_rtx): New.
556 (can_throw_internal_1, can_throw_external_1): Remove.
557 (can_throw_internal): Use get_eh_region_from_rtx.
558 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
559 (insn_nothrow_p, can_nonlocal_goto): New.
560 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
561 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
562 (add_action_record): Use VEC not varray.
563 (collect_one_action_chain): Update for eh_region changes.
564 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
565 Use get_eh_region_and_lp_from_rtx.
566 (gate_convert_to_eh_region_ranges): New.
567 (pass_convert_to_eh_region_ranges): Use it.
568 (push_uleb128, push_sleb128): Use VEC not varray.
569 (output_one_function_exception_table): Likewise.
570 (dump_eh_tree): Update for eh_region changes.
571 (verify_eh_tree): Likewise.
572 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
573 * tree-eh.c: Include target.h.
574 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
575 Don't disallow GIMPLE_RESX; adjust argument check.
576 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
577 (record_stmt_eh_region): Update for landing pad numbers;
578 generate a landing pad if necessary.
579 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
580 (remove_stmt_from_eh_lp_fn): Similarly.
581 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
582 Update for lp numbers; don't special case missing throw_stmt_table.
583 (lookup_expr_eh_lp): Similarly.
584 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
585 (eh_seq, eh_region_may_contain_throw): New.
586 (struct leh_state): Add ehp_region.
587 (struct leh_tf_state): Remove eh_label.
588 (emit_post_landing_pad): New.
589 (emit_resx, emit_eh_dispatch): New.
590 (note_eh_region_may_contain_throw): New.
591 (frob_into_branch_around): Take eh_region not eh label;
592 emit eh code into eh_seq.
593 (honor_protect_cleanup_actions): Early exit for no actions. Don't
594 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
595 lower_eh_must_not_throw. Emit code to eh_seq.
596 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
597 (lower_try_finally_onedest): Likewise.
598 (lower_try_finally_copy): Likewise.
599 (lower_try_finally_switch): Likewise.
600 (lower_try_finally): Initialize ehp_region.
601 (lower_catch): Update for eh_catch objects.
602 (lower_eh_filter): Don't handle must_not_throw.
603 (lower_eh_must_not_throw): New.
604 (lower_cleanup): Don't set eh_label.
605 (lower_eh_constructs_2): Resolve eh builtins.
606 Handle GIMPLE_EH_MUST_NOT_THROW.
607 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
608 Add eh_seq to the end of the function body.
609 (make_eh_dispatch_edges): New.
610 (make_eh_edge): Remove.
611 (make_eh_edges): Simplify for landing pads.
612 (redirect_eh_edge_1): New.
613 (redirect_eh_edge): Use it.
614 (redirect_eh_dispatch_edge): New.
615 (stmt_could_throw_p): Use a switch. Allow RESX.
616 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
617 (stmt_can_throw_internal): Likewise.
618 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
619 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
620 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
621 (gate_refactor_eh): New.
622 (pass_refactor_eh): Use it.
623 (lower_resx, execute_lower_resx, pass_lower_resx): New.
624 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
625 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
626 (remove_unreachable_handlers): Rename from
627 tree_remove_unreachable_handlers; rewrite for landing pads;
628 call remove_eh_handler directly.
629 (remove_unreachable_handlers_no_lp): New.
630 (unsplit_eh, unsplit_all_eh): New.
631 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
632 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
633 (cleanup_empty_eh_unsplit): New.
634 (cleanup_empty_eh): Rewrite.
635 (cleanup_all_empty_eh): New.
636 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
637 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
638 (gate_cleanup_eh): New.
639 (pass_cleanup_eh): Use it.
640 (verify_eh_edges): Move later in file. Expect one EH edge.
641 (verify_eh_dispatch_edge): New.
643 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
644 (gtype-desc.o): Add TARGET_H.
645 (tree.o): Use EXCEPT_H, not except.h.
646 (cfgbuild.o): Add EXPR_H.
647 (GTFILES): Add vecprim.h.
648 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
649 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
650 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
651 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
652 * calls.c (emit_call_1): Use make_reg_eh_region_note.
653 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
654 calls to can_throw_internal.
655 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
656 (make_edges): Don't handle RESX; use can_nonlocal_goto.
657 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
658 (expand_gimple_stmt): Use make_reg_eh_region_note.
659 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
660 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
661 or find_exception_handler_labels.
662 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
663 there is exacly one EH edge. Use can_nonlocal_goto and
665 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
666 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
667 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
668 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
669 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
670 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
671 * dse.c (scan_insn): Use insn_could_throw_p.
672 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
673 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
674 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
675 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
676 EXC_PTR_EXPR or FILTER_EXPR.
677 (tree_expr_nonzero_warnv_p): Likewise.
678 * function.h: Include vecprim.h, not varray.h
679 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
680 move ttype_data and ehspec_data members to struct eh_status; change
681 action_record_data member to a VEC.
682 * gcse.c (hash_scan_set): Use can_throw_internal.
683 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
684 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
685 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
686 (block_may_fallthru): Don't handle RESX_EXPR.
687 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
688 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
689 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
690 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
691 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
692 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
693 (gimple_size): Likewise.
694 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
695 (gimple_build_resx): Use gimple_build_with_ops.
696 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
697 (is_gimple_val): Likewise.
698 (is_gimple_stmt): Remove RESX_EXPR.
699 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
700 (GIMPLE_RESX): Reorder with other EH constructs.
701 * gimple.h (struct gimple_statement_eh_mnt): New.
702 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
703 (gimple_eh_filter_must_not_throw): Remove.
704 (gimple_eh_filter_set_must_not_throw): Remove.
705 (gimple_eh_must_not_throw_fndecl): New.
706 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
707 (is_gimple_resx): New.
708 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
709 Don't copy EH_FILTER_MUST_NOT_THROW.
710 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
711 * ipa-inline.c (estimate_function_body_sizes): Don't try to
712 handle must_not_throw_labels specially.
713 * ipa-pure-const.c (check_call): Update debug statement for LP.
714 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
715 * ipa-utils.c (get_base_var): Likewise.
716 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
717 * lower-subreg.c (move_eh_region_note): Remove.
718 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
719 * omp-low.c (new_omp_context): Update for eh_lp_nr.
720 (create_task_copyfn): Likewise.
721 (maybe_catch_exception): Use gimple_build_eh_filter.
722 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
723 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
724 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
726 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
727 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
728 can_throw_internal, can_nonlocal_goto.
729 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
730 copy_reg_eh_region_note_forward.
731 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
732 (emit_output_reload_insns): Likewise.
733 (copy_eh_notes): Remove.
734 * rtl.def (RESX): Remove.
735 * rtl.h: Update declarations.
736 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
737 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
738 (update_eh_label): Remove.
739 (cleanup_dead_labels_eh): New.
740 (cleanup_deal_labels): Use it instead of update_eh_label.
741 (gimple_merge_blocks): Update landing pad data structure when
742 removing a landing pad label.
743 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
744 test; handle GIMPLE_EH_MUST_NOT_THROW.
745 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
746 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
747 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
748 (verify_stmt): Likewise. Verify landing pads.
749 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
750 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
751 (struct move_stmt_d): Add eh_map.
752 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
753 (move_stmt_r): Remap eh region numbers in builtin calls,
754 resx and eh_dispatch.
755 (move_block_to_fn): Remove eh_offset parameter. Use
756 maybe_duplicate_eh_stmt_fn.
757 (find_outermost_region_in_block): Operate on eh_region pointers
758 instead of region numbers.
759 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
760 duplicate_eh_regions.
761 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
762 test earlier. Disallow EH landing pads.
763 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
764 * tree-flow.h: Update declarations.
765 (struct tree_ann_common_d): Replace rn with lp_nr.
766 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
767 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
768 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
769 resx and eh_dispatch.
770 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
771 (copy_edges_for_bb): Use make_eh_dispatch_edges.
772 (copy_cfg_body): Expect eh_map instead of eh_region_offset
773 from duplicate_eh_regions.
774 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
775 update RESX; handle EH_DISPATCH.
776 (expand_call_inline): Set eh_lp_nr, not eh_region.
777 (maybe_inline_call_in_expr): Likewise.
778 * tree-inline.h (struct copy_body_data): Replace eh_region with
779 eh_lp_nr, eh_region_offset with eh_map.
780 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
781 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
782 * tree-pretty-print.c (dump_generic_node): Don't handle
783 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
784 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
785 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
786 EXC_PTR_EXPR, FILTER_EXPR.
787 * tree-ssa-operands.c (get_expr_operands): Likewise.
788 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
789 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
790 (ao_ref_init_from_vn_reference): Likewise.
791 * tree-ssa-sink.c (statement_sink_location): Likewise.
792 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
793 (mark_virtual_phi_result_for_renaming): Export. Tidy.
794 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
795 EXC_PTR_EXPR, FILTER_EXPR.
796 (is_exception_related): Remove.
797 (compute_avail): Don't call it.
798 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
799 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
800 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
801 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
803 (build_resx): Remove.
804 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
805 * tree.h: Update declarations.
806 (EH_FILTER_MUST_NOT_THROW): Remove.
807 (struct tree_label_decl): Add eh_landing_pad_nr.
808 (EH_LANDING_PAD_NR): New.
809 * value-prof.c (gimple_ic): Tidy variable names. Update for
811 (gimple_stringop_fixed_value): Tidy variable names. Assert
812 that neither call stmt can throw.
813 * vecprim.h (uchar): New.
814 (VEC(uchar,heap), VEC(uchar,gc)): New.
816 * c-common.c (c_define_builtins): Update call to
817 build_common_builtin_nodes.
818 * c-parser.c (c_parse_file): Don't call
819 default_init_unwind_resume_libfunc.
821 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
823 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
824 (mips_cprestore_address_p): Likewise.
825 (mips_save_gp_to_cprestore_slot): Likewise.
826 (mips_restore_gp): Rename to...
827 (mips_restore_gp_from_cprestore_slot): ...this.
828 (mips_must_initialize_gp_p): Declare.
829 (mips_emit_save_slot_move): Likewise.
830 (mips_output_load_label): Return nothing.
831 (mips_eh_uses): Declare.
832 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
833 (TARGET_CPRESTORE_DIRECTIVE): New macro.
834 (TARGET_ABSOLUTE_JUMPS): Likewise.
836 (FIRST_PSEUDO_REGISTER): Update comment.
837 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
838 (MIPS_CALL): ...here.
839 (REGISTER_NAMES): Add $cprestore.
840 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
841 Add load_label_length, has_inflexible_gp_insn_p,
842 has_flexible_gp_insn_p, must_initialize_gp_p and
843 must_restore_gp_when_clobbered_p.
844 (mips_expand_call): Don't generate split instructions here.
845 (mips_split_call): Update the call to mips_restore_gp after
846 the above name change.
847 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
848 (mips_find_gp_ref): New function.
849 (mips_insn_has_inflexible_gp_ref_p): Likewise.
850 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
851 (mips_insn_has_flexible_gp_ref_p): Likewise.
852 (mips_cfun_has_flexible_gp_ref_p): Likewise.
853 (mips_function_has_gp_insn): Delete.
854 (mips_global_pointer): Drop the df_regs_ever_live_p check.
855 Use the new functions above. Only return INVALID_REGNUM
856 for TARGET_ABSOLUTE_JUMPS.
857 (mips_must_initialize_gp_p): New function.
858 (mips_get_cprestore_base_and_offset): New function, extracted from...
859 (mips_cprestore_slot): ...here. Take a bool parameter.
860 (mips_cfun_has_cprestore_slot_p): New function.
861 (mips_cprestore_address_p): Likewise.
862 (mips_save_gp_to_cprestore_slot): Likewise.
863 (mips_restore_gp): Rename to...
864 (mips_restore_gp_from_cprestore_slot): ...this. Assert
865 epilogue_completed. Update the call to mips_cprestore_slot.
866 Test cfun->machine->must_restore_gp_when_clobbered_p.
867 (mips_direct_save_slot_move_p): New function.
868 (mips_emit_save_slot_move): Likewise.
869 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
870 of cfun->machine->global_pointer.
871 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
872 (mips_save_reg): Use mips_emit_save_slot_move.
873 (mips_expand_prologue): Set must_initialize_gp_p.
874 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
875 for all cprestore saves. Emit a use_cprestore instruction after
876 setting up the cprestore slot.
877 (mips_restore_reg): Use mips_emit_save_slot_move.
878 (mips_process_load_label): New function.
879 (mips_load_label_length): Likewise.
880 (mips_output_load_label): Don't return asm: output it here instead.
881 Use mips_process_load_label.
882 (mips_adjust_insn_length): Adjust the length of branch instructions
883 that have length MAX_PIC_BRANCH_LENGTH.
884 (mips_output_conditional_branch): Update the call to
885 mips_output_load_label. Assume the branch target is OPERANDS[0]
886 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
887 (mips_output_order_conditional_branch): Swap the meaning of
888 OPERANDS[0] and OPERANDS[1].
889 (mips_variable_issue): Don't count ghost instructions.
890 (mips_expand_ghost_gp_insns): New function.
891 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
892 (mips_output_mi_thunk): Set must_initialize_gp_p.
893 (mips_eh_uses): New function.
894 * config/mips/predicates.md (cprestore_save_slot_operand)
895 (cprestore_load_slot_operand): New predicates.
896 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
897 (UNSPEC_MOVE_GP): Likewise.
898 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
899 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
900 (CPRESTORE_SLOT_REGNUM): New register.
901 (MAX_PIC_BRANCH_LENGTH): New constant.
902 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
903 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
904 branches. Fix commentary.
905 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
906 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
907 Change type to "ghost".
908 (loadgp_absolute_<mode>): Likewise.
909 (loadgp_rtp_<mode>): Likewise.
910 (copygp_mips16): Likewise.
911 (loadgp_blockage): Remove redundant mode attribute.
912 (potential_cprestore): New instruction.
913 (cprestore): Turn into an unspec set.
914 (use_cprestore): New instruction.
915 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
916 (*branch_fp_inverted): Likewise.
917 (*branch_order<mode>): Likewise.
918 (*branch_order<mode>_inverted): Likewise.
919 (*branch_equality<mode>): Likewise.
920 (*branch_equality<mode>_inverted): Likewise.
921 (*branch_bit<bbv><mode>): Likewise.
922 (*branch_bit<bbv><mode>_inverted): Likewise.
923 (*branch_equality<mode>_mips16): Remove redundant mode.
924 (jump): Turn into a define_expand.
925 (*jump_absolute): New instruction.
926 (*jump_pic): Likewise.
927 (*jump_mips16): Rename previously-unnamed pattern. Remove
928 redundant mode attribute.
929 (restore_gp): Split on epilogue_completed rather than
930 reload_completed. Change type to "ghost".
931 (move_gp<mode>): New instruction.
932 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
933 Remove redundant mode attribute.
934 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
935 (bc1any4f, bc1any2t, bc1any2f): Likewise.
936 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
938 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
941 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
942 are returned in the same register (vs34 or v2) that Altivec vector
943 types are returned in.
944 (rs6000_libcall_value): Ditto.
947 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
948 instead of explicit addsi3/adddi3 calls.
949 (rs6000_split_multireg_move): Ditto.
950 (rs6000_emit_allocate_stack): Ditto.
951 (rs6000_emit_prologue): Ditto.
952 (rs6000_output_mi_thunk): Ditto.
954 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
955 size is 64 bits if we can use 64-bit registers.
957 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
959 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
962 From Jie Zhang <jie.zhang@analog.com>:
963 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
964 save FP and RETS with saveall attribute.
965 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
966 with saveall attribute.
968 * config/bfin/bfin.c (bfin_expand_builtin,
969 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
972 From Jie Zhang <jie.zhang@analog.com>:
973 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
974 before use in two places.
975 * config/bfin/bfin.md (AREG): Define mode iterator.
976 (reload_in, reload_out): Use mode iterator AREG.
978 2009-09-14 Richard Guenther <rguenther@suse.de>
981 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
984 2009-09-13 Richard Guenther <rguenther@suse.de>
985 Rafael Avila de Espindola <espindola@google.com>
987 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
988 (LANG_HOOKS_EH_PERSONALITY): Likewise.
989 (LANG_HOOKS_INITIALIZER): Adjust.
990 (lhd_pass_through_t): Declare.
991 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
993 * langhooks.c (lhd_pass_through_t): New function.
994 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
995 dwarf2out_begin_prologue): Use personality from current_function_decl.
996 * expr.h (get_personality_function): Declare.
997 * expr.c (get_personality_function): New function.
998 (build_personality_function): Likewise.
999 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
1000 (eh_personality_libfunc): Remove.
1001 * optabs.c (build_libfunc_function): New function split out from ...
1002 (init_one_libfunc): ... here.
1003 * tree.h (DECL_FUNCTION_PERSONALITY): New.
1004 (tree_function_decl): Add personality.
1005 (lhd_gcc_personality): Declare.
1006 (build_personality_function): Likewise.
1007 * tree.c (gcc_eh_personality_decl): New.
1008 (lhd_gcc_personality): New function.
1009 * except.h (lang_eh_runtime_type): Remove.
1010 (enum eh_personality_kind): New.
1011 (build_personality_function): Declare.
1012 (function_needs_eh_personality): Declare.
1013 * except.c (lang_eh_runtime_type): Remove.
1014 (function_needs_eh_personality): New function.
1015 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
1016 (sjlj_emit_function_enter, output_function_exception_table):
1017 Use personality from current_function_decl.
1018 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
1019 * tree-inline.c (tree_can_inline_p): Do not inline across different
1021 (expand_call_inline): Likewise. Adjust the callers EH personality.
1022 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
1023 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
1024 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
1025 (c-parser.o): Likewise
1026 * c-tree.h (c_eh_initialized_p): Remove.
1027 (c_maybe_initialize_eh): Likewise.
1028 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
1029 (finish_decl): Don't call c_maybe_initialize_eh.
1030 (c_eh_initialized_p): Remove.
1031 (c_maybe_initialize_eh): Likewise.
1032 * c-parser.c (c_parser_omp_construct): Likewise.
1033 (c_parse_file): Initialize exception handling.
1035 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
1037 * config.gcc (tm_file): Remove i386/biarch32.h
1038 for i?86-w64-mingw* case.
1039 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
1041 * config.host: Set for x64 mingw the option
1042 use_long_long_for_widest_fast_int to yes.
1044 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
1046 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1047 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
1048 (dbxout_begin_function): Likewise.
1049 * final.c (dwarf2_debug_info_emitted_p): New predicate.
1050 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
1051 set on the function.
1052 (final_end_function): Likewise.
1053 (final_scan_insn): Likewise.
1054 (rest_of_handle_final): Likewise.
1055 * varasm.c (assemble_start_function): Likewise.
1056 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1058 2009-09-12 Jason Merrill <jason@redhat.com>
1060 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
1061 * opts.c (common_handle_option): constify.
1063 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1065 * doc/install.texi (avr): Remove obsolete reference site.
1067 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1069 * doc/install.texi (Binaries): Adjust AIX link.
1071 2009-09-12 Akim Demaille <demaille@gostai.com>
1073 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
1074 Use an imperative sentence.
1076 2009-09-11 Richard Henderson <rth@redhat.com>
1078 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
1079 structure-name and has-tree-operands arguments; update all entries.
1080 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
1082 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
1083 (gsstruct_code_size): New.
1084 (gss_for_code_): New.
1085 (gss_for_code): Remove.
1086 (gimple_size): Rewrite using gsstruct_code_size.
1087 (gimple_statement_structure): Move to gimple.h.
1088 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
1089 (gss_for_code, gimple_statement_structure): New.
1090 (gimple_ops): Use new arrays; tidy.
1092 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1094 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
1095 operand to be a PLUS expression.
1096 * config/pa/pa.c (pa_secondary_reload): Likewise.
1098 2009-09-11 Jakub Jelinek <jakub@redhat.com>
1100 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
1102 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
1105 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1107 From Jie Zhang <jie.zhang@analog.com>:
1108 * doc/extend.texi (node Function Attributes): Document l2
1110 (node Blackfin Variable Attributes): Document l2 variable attributes.
1112 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
1114 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
1115 to match the system compiler's configuration at inflection point.
1116 Add comment to remark a remaining difference with system compiler.
1118 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
1119 * configure: Regenerate.
1121 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1123 From Jie Zhang <jie.zhang@analog.com>:
1124 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
1125 (bfin_handle_l2_attribute): New.
1126 (bfin_attribute_table): Add l2 attribute.
1128 2009-09-11 Michael Matz <matz@suse.de>
1131 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
1132 on the local_decls list.
1134 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
1138 * cselib.c (cselib_expand_value_rtx_cb): Document callback
1140 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
1141 for VALUEs, to implement the documented interface.
1142 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
1143 Adjust for VALUEs and anything else, to implement the
1144 documented interface.
1146 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
1148 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
1149 with actual SPE/paired vector modes before using 64-bit alignment.
1150 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
1152 2009-09-10 DJ Delorie <dj@redhat.com>
1154 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
1157 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
1158 * config/mep/mep.c (mep_legitimate_constant_p): New.
1159 * config/mep/mep-protos.h: Prototype it.
1161 2009-09-10 Richard Henderson <rth@redhat.com>
1163 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
1165 2009-09-10 Jason Merrill <jason@redhat.com>
1167 * tree.c (chain_index): New fn.
1168 * tree.h: Declare it.
1170 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1172 * config/sol2-c.c (cmn_err_length_specs): Initialize
1173 scalar_identity_flag.
1175 2009-09-10 Richard Henderson <rth@redhat.com>
1177 * tree.h (struct tree_decl_common): Move align member earlier;
1178 move label_decl_uid member ...
1179 (struct tree_label_decl): ... here.
1180 (LABEL_DECL_UID): Update to match.
1182 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
1185 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
1186 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
1188 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
1189 dest_prev if the edge is complex.
1191 * tree-cfg.c (is_ctrl_stmt): Use a switch.
1193 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
1194 loop latch tests earlier.
1196 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
1197 before GIMPLE_RETURN, not after its predecessor; insert
1200 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
1201 gimple_seq_empty_p to test for no PHI nodes.
1202 * tree-cfg.c (split_critical_edges): Likewise.
1204 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
1206 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1208 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
1209 introduced by the VTA branch merge.
1211 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1213 * ira-conflicts.c: Use fputs or putc instead of fprintf
1217 * tree-switch-conversion.c: Ditto.
1219 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1221 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
1222 introduced by the VTA branch merge.
1224 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1227 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1229 PR rtl-optimization/39779
1230 * expr.c (convert_modes): Return when mode == oldmode after
1231 CONST_INTs are processed.
1233 2009-09-10 Nick Clifton <nickc@redhat.com>
1235 * config/mep/mep.c (mep_encode_section_info): Copy weakness
1236 attribute and referring decl when creating renamed symbol.
1238 2009-09-10 Richard Guenther <rguenther@suse.de>
1241 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
1243 (cgraph_finalize_compilation_unit): Compute reachability
1244 before emitting thunks. Properly process aliases before
1245 possibly removing unreachable nodes.
1247 2009-09-10 Richard Guenther <rguenther@suse.de>
1250 * tree.c (struct free_lang_data_d): Add worklist member.
1251 (find_decls_types_r): Push onto the worklist instead of recursing.
1252 Handle TREE_BINFOs properly.
1253 (find_decls_types): New function wrapped around find_decls_types_r
1254 to process the worklist.
1255 (find_decls_types_in_eh_region): Use it.
1256 (find_decls_types_in_node): Likewise.
1257 (find_decls_types_in_var): Likewise.
1258 (free_lang_data_in_cgraph): Likewise. Free the worklist.
1259 * tree.h (RECORD_OR_UNION_TYPE_P): New.
1260 (AGGREGATE_TYPE_P): Adjust.
1262 2009-09-09 Jason Merrill <jason@redhat.com>
1264 * configure.ac: Check glibc version even if we have an in-tree
1267 2009-09-09 Anthony Green <green@moxielogic.com>
1269 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
1270 the constant 0 when appropriate.
1271 * config/moxie/constraints.md: Add constraint O.
1273 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
1274 to pass up to 6 32-bit argument values in registers.
1275 (moxie_function_arg): Ditto.
1276 (moxie_arg_partial_bytes): Ditto.
1277 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
1278 (REG_PARM_STACK_SPACE): Ditto.
1279 (FUNCTION_ARG_REGNO_P): Ditto.
1281 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1282 instruction to allocate stack space.
1284 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1286 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
1287 unnecessarily stringent constraints. Fix address
1288 calculation in the splitters.
1290 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1292 PR rtl-optimization/39779
1293 * expr.c (convert_modes): Return when mode == oldmode after
1294 CONST_INTs are processed.
1296 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
1299 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
1300 (ix86_expand_prologue): Take frame.padding0 into logic of
1302 (ix86_expand_epilogue): Likewise.
1304 2009-09-09 Jakub Jelinek <jakub@redhat.com>
1306 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
1308 (SHLIB_LINK, SHLIB_INSTALL): Use them.
1309 * config/t-slibgcc-libgcc: New file.
1310 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
1312 2009-09-09 Martin Jambor <mjambor@suse.cz>
1314 PR tree-optimization/41089
1315 * tree-sra.c (find_var_candidates): Do not consider va_lists in
1318 2009-09-09 Richard Henderson <rth@redhat.com>
1320 * gimple.h (CASE_GIMPLE_OMP): New.
1321 (is_gimple_omp): Use it.
1322 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
1323 (verify_gimple_debug): Likewise.
1325 2009-09-09 Richard Guenther <rguenther@suse.de>
1327 PR tree-optimization/41101
1328 * tree-ssa-pre.c (maximal_set): Remove.
1329 (compute_antic_aux): Treat the maximal set as implicitly all ones.
1330 Defer all blocks we didn't visit at least one successor.
1331 (add_to_exp_gen): Do not add to the maximal set.
1332 (make_values_for_phi): Likewise.
1333 (compute_avail): Likewise.
1334 (init_pre): Do not allocate the maximal set.
1335 (execute_pre): Do not dump it.
1337 2009-09-09 Martin Jambor <mjambor@suse.cz>
1339 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
1340 an SSA_NAME rather than a is_gimple_variable.
1342 2009-09-09 Richard Guenther <rguenther@suse.de>
1345 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
1346 code dealing with plain pointer bases.
1347 (maybe_fold_offset_to_reference): Likewise.
1348 (maybe_fold_stmt_addition): Adjust.
1350 2009-09-09 Richard Guenther <rguenther@suse.de>
1352 * tree.c (free_lang_data_in_type): Do not free the type variant
1354 (free_lang_data): Merge char_type_node with its properly signed
1356 (pass_ipa_free): Collect after freeing language specific data.
1358 2009-09-09 Michael Matz <matz@suse.de>
1361 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
1362 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
1363 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
1366 2009-09-08 DJ Delorie <dj@redhat.com>
1368 * config/mep/mep.c (conversions[]): Add "ml" pattern.
1370 2009-09-04 Jason Merrill <jason@redhat.com>
1372 * tree.c (tree_find_value): Remove.
1373 * tree.h: Remove prototype.
1374 * varasm.c (assemble_external): Use value_member instead.
1376 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1378 * toplev.c (process_options): Choose default debugging type when
1379 gtoggle enables debug info and type is unset.
1381 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1385 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
1388 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1390 * configure: Rebuilt with modified libtool.m4.
1392 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1397 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
1399 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1401 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
1402 (remove_statement): Likewise.
1403 (rewrite_use_nonlinear_expr): Adjust.
1404 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
1405 * tree-ssa.c (release_defs_bitset): ... this. New.
1406 * tree-flow.h (release_defs_bitset): Declare.
1408 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1411 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
1412 in the middle block.
1414 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
1416 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
1417 via intptr_t to long type.
1418 (insert_operand_rank): Cast long type via intptr_t to
1420 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
1422 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
1423 from pointer to unsigned via uintptr_t.
1425 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
1426 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
1428 * configure: Regenerated.
1429 * config.in: Regenerated
1430 * system.h (stdint.h): Add include.
1431 (inttypes.h): Likewise.
1432 * Makefile.in (aclocal): Add config/stdint.m4.
1433 * aclocal.m4: Regenerated.
1435 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
1437 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
1439 (note_np_check_stores): New function.
1440 (harmless_null_pointer_p): New function.
1441 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
1442 changed. Take into account whether we're in the shadow of a condjump
1443 that tested NP_REG for NULL.
1444 Lose all code that tested for SEQUENCEs.
1445 (workaround_speculation): Avoid inserting NOPs for loads that are
1446 either always executed or a NULL pointer.
1448 2009-09-08 Jan Hubicka <jh@suse.cz>
1450 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
1451 * params.def (early-inlining-insns): Likewise.
1453 2009-09-08 Jakub Jelinek <jakub@redhat.com>
1455 PR rtl-optimization/41239
1456 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
1457 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
1459 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
1460 across calls, as the calls might not always return normally.
1461 (call_may_noreturn_p): New function.
1462 (deps_analyze_insn): Update last_function_call_may_noreturn list.
1463 (init_deps): Initialize it.
1464 (remove_from_deps): Also remove calls from
1465 last_function_call_may_noreturn list.
1467 2009-09-07 Richard Henderson <rth@redhat.com>
1469 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
1470 more VR->OPERANDS than LHS operands. Free LHS before returning.
1472 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1474 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
1475 (attr "addrtype"): New member "spreg".
1476 Use it if mem_spfp_address_operand is true for the address.
1477 (attr "type"): New entry "stall".
1478 (cpu_unit "load"): New.
1479 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
1481 (insn_reservation "loadsp"): New.
1482 (insn_reservation "load_stall1"): New.
1483 (insn_reservation "load_stall3"): New.
1485 * config/bfin/predicates.md (const1_operand, const3_operand): New.
1486 (mem_p_address_operand): Exclude stack and frame pointer based
1488 (mem_spfp_address_operand): New; match them here.
1489 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
1490 (bfin_reorg): Call it if scheduling insns.
1491 (bfin_gen_bundles): Remove dummy insns created by
1492 add_sched_insns_for_speculation.
1494 From Jie Zhang <jie.zhang@analog.com>:
1495 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
1496 bfin_si_revision, bfin_workarounds): Move these ...
1497 * config/bfin/bfin.h: ... here.
1499 From Mike Frysinger <michael.frysinger@analog.com>
1500 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
1501 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
1502 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
1503 bf547m, bf548m, and bf549m.
1504 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
1505 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
1506 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
1507 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
1508 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1509 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
1510 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1511 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1512 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
1513 bf542m, bf544m, bf547m, bf548m, and bf549m.
1515 From Jie Zhang <jie.zhang@analog.com>:
1516 * config/bfin/predicates.md (p_register_operand): New predicate.
1517 (dp_register_operand): New predicate.
1518 * config/bfin/bfin-protos.h (WA_05000074): Define.
1519 (ENABLE_WA_05000074): Define.
1520 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
1521 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
1522 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
1523 (define_attr addrtype): Allow load/store register to be P register.
1524 (define_attr storereg): New.
1525 (define_cpu_unit anomaly_05000074): New.
1526 (define_insn_reservation dsp32shiftimm): New.
1527 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
1528 (define_insn_reservation loadp): Cannot use slot2.
1529 (define_insn_reservation loadsp): Cannot use slot2.
1530 (define_insn_reservation storep): Cannot use slot2. Does not
1531 apply when working around 05000074.
1532 (define_insn_reservation storep_anomaly_05000074): New.
1533 (define_insn_reservation storei): Does not apply when working
1535 (define_insn_reservation storei_anomaly_05000074): New.
1536 (define_attr length): Add dsp32shiftimm case.
1537 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
1538 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
1539 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
1540 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
1541 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
1543 2009-09-07 Martin Jambor <mjambor@suse.cz>
1546 * tree-sra.c (create_artificial_child_access): Return NULL if
1547 build_ref_for_offset fails.
1548 (propagate_subacesses_accross_link): Allow build_ref_for_offset
1549 and create_artificial_child_access to fail.
1551 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1554 * unwind-dw2.c (uw_init_context_1): Mark noinline.
1555 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
1556 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
1558 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1560 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
1561 block, ensure it has an exit edge. Emit a barrier after a jump.
1563 2009-09-07 Nick Clifton <nickc@redhat.com>
1565 * gcc.c (this_is_linker_script): New variable. Like
1566 this_is_library_file but for the %T constructor.
1567 (end_going_arg): If this_is_linker_script is set then locate the
1568 script and insert a --script switch before it
1569 (do_spec_2): Initialise this_is_linker_script.
1570 (do_spec_1): Likewise. Handle %T construct.
1571 (eval_spec_function): Preserve this_is_linker_script.
1572 * doc/invoke.texi: Document %T construct in spec files.
1573 * config/m32c/m32c.h (LIB_SPEC): Use it.
1575 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1577 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
1578 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
1579 when volatile flag is set.
1580 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
1582 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
1585 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
1586 (combine_stack_adjustments_for_block): Allow insns between stack
1587 adjustments and stores with corresponding pre-(dec|inc)rement or
1588 pre-modify operation.
1590 2009-09-06 Jakub Jelinek <jakub@redhat.com>
1593 * combine-stack-adj.c (struct csa_memlist): Rename to...
1594 (struct csa_reflist): ... this. Rename mem field to ref.
1595 (free_csa_memlist): Rename to...
1596 (free_csa_reflist): ... this.
1597 (record_one_stack_memref): Rename to...
1598 (record_one_stack_ref): ... this. Handle also REG_P.
1599 (try_apply_stack_adjustment): Handle also REG_P.
1600 (struct record_stack_memrefs_data): Rename to...
1601 (struct record_stack_refs_data): ... this. Rename memlist field to
1603 (record_stack_memrefs): Rename to...
1604 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
1605 subexpressions instead of failing when a MEM contains SP references.
1606 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
1607 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
1609 2009-09-06 Richard Guenther <rguenther@suse.de>
1612 * tree.c (build_array_type): Do not record types marked
1613 with structural equality in the canonical type hashtable.
1615 2009-09-06 Richard Guenther <rguenther@suse.de>
1618 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
1620 2009-09-05 Richard Guenther <rguenther@suse.de>
1623 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
1625 2009-09-05 Richard Guenther <rguenther@suse.de>
1628 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
1630 2009-09-05 Richard Guenther <rguenther@suse.de>
1633 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
1634 before comparing function argument types.
1636 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1639 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
1642 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1645 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
1647 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
1648 locators before emit_insn is called.
1650 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
1653 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
1654 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
1655 (reginfo_init): Don't call allocate_reg_info.
1657 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1660 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
1661 NONDEBUG_INSN_P instead of INSN_P.
1663 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1666 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
1668 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1671 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
1672 pattern of the split.
1674 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1676 * toplev.c (process_options): Move setter of flag_var_tracking
1677 before other tests that depend on it. Move down setter of
1678 flag_rename_registers. Don't enable var-tracking-assignments
1679 by default if selective scheduling is enabled. Warn if both
1682 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1684 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
1685 comment. Use switch statement to catch overlaps between rtx
1686 and tree codes. Accept FUNCTION_DECLs in addition to those in...
1687 (IS_DECL_CODE): ... here. Remove.
1688 (check_value_is_not_decl): Remove.
1689 (dv_from_decl, dv_from_value): Check after conversion.
1691 2009-09-04 Richard Guenther <rguenther@suse.de>
1694 * (cgraph_finalize_compilation_unit): Move finalizing aliases
1695 after emitting tunks. Move emitting thunks and ctors from ...
1696 (cgraph_optimize): ... here. Remove redundant
1697 cgraph_analyze_functions.
1698 * varasm.c (find_decl_and_mark_needed): Remove no longer
1700 (finish_aliases_1): Adjust check for thunk aliases.
1702 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
1704 * config/arm/arm.md (ctzsi2): Added braces
1705 to avoid warning that broke booststrap.
1707 2009-09-04 Martin Jambor <mjambor@suse.cz>
1709 PR tree-optimization/41112
1710 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
1711 handle variable-bounded arrays.
1712 (expr_with_var_bounded_array_refs_p): New function.
1713 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
1715 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
1717 * config/s390/2097.md: Removed two incorrect bypasses.
1718 (z10_fsimpdf): Fixed latency.
1719 (z10_fhex): New insn_reservation.
1720 (z10_floaddf): Fixed latency.
1721 (z10_floadsf): Fixed latency.
1722 (z10_ftrunctf): Fixed latency.
1723 (z10_ftruncdf): Fixed latency.
1724 * config/s390/s390.c (z10_cost): Fixed values.
1725 (s390_adjust_priority): Added z10 path.
1726 * config/s390/s390.md (type): Added fhex.
1727 (*mov<mode>_64dfp): Updated type attribute.
1728 (*mov<mode>_64): Updated type attribute.
1729 (*mov<mode>_31): Updated type attribute.
1730 (*mov<mode>"): Likewise.
1731 * config/s390/2084.md (x_fsimpdf): Updated condition.
1733 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
1735 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
1736 RTXs in the predicate for operand 1.
1738 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
1740 * config/arm/arm.md (UNSPEC_RBIT): New constant.
1741 (rbitsi2): New insn.
1742 (ctzsi2): New expand.
1743 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
1745 2009-09-03 Martin Jambor <mjambor@suse.cz>
1747 * tree-sra.c (duplicate_expr_for_different_base): Removed.
1748 (create_artificial_child_access): Use build_ref_for_offset instead
1749 of duplicate_expr_for_different_base.
1750 (propagate_subacesses_accross_link): Likewise.
1752 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
1754 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
1756 (mips16e_collect_argument_saves): Skip debug instructions.
1757 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
1758 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
1759 (r10k_insert_cache_barriers): Likewise.
1760 (mips_reorg_process_insns): Likewise.
1762 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
1765 * ira.c (update_equiv_reg): Remove check on class likely spill.
1767 2009-09-03 Jakub Jelinek <jakub@redhat.com>
1770 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
1771 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
1775 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
1776 the stack slot if it is passed by invisible reference.
1777 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
1778 by invisible reference.
1780 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1782 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1783 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1784 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
1786 * config/bfin/sync.md: New file.
1787 * config/bfin/bfin.md: Include it.
1788 (UNSPEC_ATOMIC): New.
1789 (UNSPEC_ONES): Provide a unique number.
1791 From Jie Zhang <jie.zhang@analog.com>:
1792 * config/bfin/bfin.c (ret_regs): New.
1793 (must_save_fp_p): Don't return true because of frame_pointer_needed.
1794 (must_save_rets_p): New.
1795 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
1796 current_function_is_leaf.
1797 (do_link): Likewise.
1798 (do_unlink): Likewise.
1799 (expand_interrupt_handler_prologue): Use ret_regs array.
1800 (expand_interrupt_handler_epilogue): Use ret_regs array and
1801 pass return register to gen_return_internal.
1802 (bfin_expand_epilogue): Pass return register to
1803 gen_return_internal.
1804 (bfin_expand_call): Explicitly clobber RETS.
1805 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
1806 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
1807 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
1808 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
1810 (return_internal): Take a reg rtx rather than the register number.
1812 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
1814 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
1815 when comparing against estimated_loop_iterations_int return.
1817 2009-09-03 Richard Guenther <rguenther@suse.de>
1819 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
1820 eh_personality_libfunc.
1822 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1824 * tree-parloops.c (separate_decls_in_region): Add space.
1826 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1828 * tree-parloops.c (separate_decls_in_region): Change the condition
1829 checking if there are reductions in the loop.
1831 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1833 PR tree-optimization/38275
1834 * tree-parloops.c (parallelize_loops): Replace profitability condition
1835 for expected number of iterations.
1837 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1839 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
1840 (bootstrap-debug): Explain conditions in which it becomes default.
1841 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
1844 2009-09-03 Namhyung Kim <namhyung@gmail.com>
1846 * doc/invoke.texi (Optimize Options): Move
1847 -finline-small-functions to the -O2 list.
1849 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1851 * toplev.c (process_options): Enable var-tracking-assignments
1852 by default if var-tracking is enabled.
1854 2009-09-02 David Daney <ddaney@caviumnetworks.com>
1856 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
1858 * emit-rtl.c (prev_nonnote_insn_bb): New function.
1859 * rtl.h (prev_nonnote_insn_bb): Declare it.
1861 2009-09-03 Diego Novillo <dnovillo@google.com>
1863 * cgraph.c (cgraph_node_for_decl): New.
1864 * cgraph.h (cgraph_node_for_decl): Declare.
1865 * tree.c (host_integerp): Return 0 if T is NULL.
1867 2009-09-03 Diego Novillo <dnovillo@google.com>
1869 * tree.h (struct alias_pair): Move from varasm.c.
1870 (alias_pairs): Likewise.
1871 (TYPE_MAXVAL): Define.
1872 (TYPE_MINVAL): Define.
1873 (iterative_hash_host_wide_int): Declare.
1874 (remove_unreachable_alias_pairs): Declare.
1875 * tree-pass.h (pass_ipa_free_lang_data): Declare.
1876 * diagnostic.c (default_diagnostic_starter): Make extern.
1877 (default_diagnostic_finalizer): Make extern.
1878 * diagnostic.h (default_diagnostic_starter): Declare.
1879 (default_diagnostic_finalizer): Declare.
1880 (default_tree_printer): Declare.
1881 * toplev.c (default_tree_printer): Make extern.
1883 2009-09-03 Richard Guenther <rguenther@suse.de>
1884 Diego Novillo <dnovillo@google.com>
1886 * cgraph.c (cgraph_add_new_function): Remove gimplification.
1887 * cgraphunit.c (cgraph_expand_function): Do not emit
1888 associated thunks from here.
1889 (cgraph_emit_thunks): New.
1890 (cgraph_optimize): Call it.
1891 Return if any IPA pass finds an error.
1892 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
1895 2009-09-03 Simon Baldwin <simonb@google.com>
1896 Rafael Espindola <espindola@google.com>
1897 Richard Guenther <rguenther@suse.de>
1898 Doug Kwan <dougkwan@google.com>
1899 Diego Novillo <dnovillo@google.com>
1901 * tree.c: Include tree-pass.h, langhooks-def.h,
1902 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
1903 (free_lang_data_in_type): New.
1904 (need_assembler_name_p): New.
1905 (free_lang_data_in_block): New.
1906 (free_lang_data_in_decl): New.
1907 (struct free_lang_data_d): New.
1908 (add_tree_to_fld_list): New.
1909 (find_decls_types_r): New.
1910 (get_eh_types_for_runtime): New.
1911 (find_decls_types_in_eh_region): New.
1912 (find_decls_types_in_node): New.
1913 (find_decls_types_in_var): New.
1914 (free_lang_data_in_cgraph): New.
1915 (free_lang_data): New.
1916 (gate_free_lang_data): New.
1917 (pass_ipa_free_lang_data): New.
1919 2009-09-03 Diego Novillo <dnovillo@google.com>
1921 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
1922 * langhooks.h (struct lang_hooks): Add field free_lang_data.
1923 (lang_hooks): Remove const qualifier.
1924 * ipa.c (cgraph_remove_unreachable_nodes): Call
1925 remove_unreachable_alias_pairs.
1926 * except.c (add_type_for_runtime): Check if TYPE has
1927 already been converted.
1928 (lookup_type_for_runtime): Likewise.
1929 (check_handled): Handle converted types.
1930 * varasm.c (remove_unreachable_alias_pairs): New.
1931 * gimple.c: Include demangle.h.
1932 (gimple_decl_printable_name): New.
1933 (gimple_fold_obj_type_ref): New.
1934 * gimple.h (gimple_decl_printable_name): Declare.
1935 (gimple_fold_obj_type_ref): Declare.
1936 * passes.c (init_optimization_passes): Add pass
1937 pass_ipa_free_lang_data.
1938 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
1939 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
1941 2009-09-03 Diego Novillo <dnovillo@google.com>
1943 * c-lang.c (lang_hooks): Remove const qualifier.
1945 2009-09-02 Loren James Rittle <ljrittle@acm.org>
1947 * doc/install.texi (*-*-freebsd*): Update target information.
1949 2009-09-02 Anatoly Sokolov <aesok@post.ru>
1951 * hard-reg-set.h (call_fixed_regs): Remove.
1952 * reginfo.c (call_fixed_regs): Remove.
1953 (init_reg_sets_1): Remove initialization of call_fixed_regs.
1954 (globalize_reg): Don't use call_fixed_regs.
1955 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
1958 2009-09-01 Michael Matz <matz@suse.de>
1960 * expr.h (emit_storent_insn, expand_expr_real_1,
1961 expand_expr_real_2): Declare.
1962 * expr.c (emit_storent_insn, expand_expr_real_1,
1963 expand_expr_real_2): Export.
1964 (store_expr): Setting and evaluating dont_return_target is useless.
1965 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
1966 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
1967 * except.c (expand_resx_expr): Rename to ...
1968 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
1969 * except.h (expand_resx_stmt): Declare.
1970 * stmt.c: Add include gimple.h
1971 (expand_asm_expr): Rename to ...
1972 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
1973 (expand_case): Rewrite to take gimple statement.
1974 * tree.h (expand_asm_stmt): Declare.
1975 (expand_case): Change prototype.
1976 * Makefile.in (stmt.o): Depend on gimple.h.
1977 * builtins.c (expand_builtin_synchronize): Build gimple asm
1978 statement, not an ASM_EXPR.
1979 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
1980 gimple_to_tree, release_stmt_tree): Remove.
1981 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
1982 ggc_free, but hold comparison code and operands separately.
1983 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
1984 (expand_call_stmt, expand_gimple_stmt_1,
1985 expand_gimple_stmt): New helpers.
1986 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
1987 release_stmt_tree. Call expand_gimple_stmt instead.
1988 (expand_gimple_basic_block): Ditto.
1990 * calls.c (emit_call_1): Don't look at EH regions here, make
1991 fntree parameter useless.
1992 (expand_call): New local rettype for TREE_TYPE(exp), use it
1993 throughout. Remove local p, use addr instead.
1994 Don't look at EH regions here.
1996 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
1998 * doc/invoke.texi (-fsched-pressure): Document it.
1999 (-fsched-reg-pressure-heuristic): Remove it.
2001 * reload.c (ira.h): Include.
2002 (find_reloads): Add choosing reload on number of small spilled
2005 * haifa-sched.c (ira.h): Include.
2006 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
2007 saved_reg_pressure, curr_reg_live, saved_reg_live,
2008 region_ref_regs): New variables.
2009 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
2010 initiate_reg_pressure_info, setup_ref_regs,
2011 initiate_bb_reg_pressure_info, save_reg_pressure,
2012 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
2014 (setup_insn_reg_pressure_info): New function.
2015 (rank_for_schedule): Add pressure checking and insn issue time.
2016 Remove comparison of insn reg weights.
2017 (ready_sort): Set insn reg pressure info.
2018 (update_register_pressure, setup_insn_max_reg_pressure,
2019 update_reg_and_insn_max_reg_pressure,
2020 sched_setup_bb_reg_pressure_info): New functions.
2021 (schedule_insn): Add code for printing and updating reg pressure info.
2022 (find_set_reg_weight, find_insn_reg_weight): Remove.
2023 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
2024 (debug_ready_list): Print reg pressure info.
2025 (schedule_block): Ditto. Check insn issue time.
2026 (sched_init): Set up sched_pressure_p. Allocate and set up some
2027 reg pressure related info.
2028 (sched_finish): Free some reg pressure related info.
2029 (fix_tick_ready): Make insn always ready if pressure_p.
2030 (init_h_i_d): Don't call find_insn_reg_weight.
2031 (haifa_finish_h_i_d): Free insn reg pressure info.
2033 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2034 ira_memory_move_cost, ira_class_hard_regs,
2035 ira_class_hard_regs_num, ira_no_alloc_regs,
2036 ira_available_class_regs, ira_reg_class_cover_size,
2037 ira_reg_class_cover, ira_class_translate): Move to ira.h.
2039 * ira-lives.c (single_reg_class): Check mode to find how many
2040 registers are necessary for operand.
2041 (ira_implicitly_set_insn_hard_regs): New.
2043 * common.opt (fsched-pressure): New options.
2044 (fsched-reg-pressure-heuristic): Remove.
2046 * ira.c (setup_eliminable_regset): Rename to
2047 ira_setup_eliminable_regset. Make it external.
2048 (expand_reg_info): Pass cover class to setup_reg_classes.
2049 (ira): Call resize_reg_info instead of allocate_reg_info.
2051 * sched-deps.c: Include ira.h.
2052 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
2053 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
2054 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
2055 mark_insn_hard_regno_birth, mark_insn_reg_birth,
2056 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
2057 mark_insn_reg_store, mark_insn_reg_clobber,
2058 setup_insn_reg_pressure_info): New.
2059 (sched_analyze_1): Update implicit_reg_pending_uses.
2060 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
2061 Use them to create dependencies. Set insn reg uses and pressure
2062 info. Process reg_pending_uses in one place.
2063 (free_deps): Free implicit sets.
2064 (remove_from_deps): Remove implicit sets if necessary. Check
2065 implicit sets when clearing reg_last_in_use.
2066 (init_deps_global): Clear implicit_reg_pending_clobbers and
2067 implicit_reg_pending_uses.
2069 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2070 ira_memory_move_cost, ira_class_hard_regs,
2071 ira_class_hard_regs_num, ira_no_alloc_regs,
2072 ira_available_class_regs, ira_reg_class_cover_size,
2073 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
2074 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
2075 ira_implicitly_set_insn_hard_regs): New prototypes.
2077 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
2078 cost_elements_num): New variables.
2079 (allocno_costs, total_costs): Rename to costs and
2080 total_allocno_costs.
2081 (COSTS_OF_ALLOCNO): Rename to COSTS.
2082 (allocno_pref): Rename to pref.
2083 (allocno_pref_buffer): Rename to pref_buffer.
2084 (common_classes): Rename to regno_cover_class.
2086 (record_reg_classes): Set allocno attributes only if allocno_p.
2087 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
2088 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
2089 and COSTS_OF_ALLOCNO.
2090 (print_costs): Rename to print_allocno_costs.
2091 (print_pseudo_costs): New.
2092 (process_bb_node_for_costs): Split into 2 functions with new
2093 function process_bb_for_costs. Pass BB to process_bb_for_costs.
2094 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
2095 new parameter dump_file. Use cost_elements_num instead of
2096 ira_allocnos_num. Make one iteration if preferred classes were
2097 already calculated for scheduler. Make 2 versions of code
2098 depending on allocno_p.
2099 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
2100 regno_cover_class and COSTS instead of common_classes and
2102 (init_costs, finish_costs): New.
2103 (ira_costs): Set up allocno_p and cost_elements_num. Call
2104 init_costs and finish_costs.
2105 (ira_set_pseudo_classes): New.
2107 * rtl.h (allocate_reg_info): Remove.
2108 (resize_reg_info): Change return type.
2109 (reg_cover_class): New.
2110 (setup_reg_classes): Add new parameter.
2112 * sched-int.h (struct deps_reg): New member implicit_sets.
2113 (sched_pressure_p, sched_regno_cover_class): New external definitions.
2114 (INCREASE_BITS): New macro.
2115 (struct reg_pressure_data, struct reg_use_data): New.
2116 (struct _haifa_insn_data): Remove reg_weight. Add members
2117 reg_pressure, reg_use_list, reg_set_list, and
2118 reg_pressure_excess_cost_change.
2119 (struct deps): New member implicit_sets.
2120 (pressure_p): New variable.
2121 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
2122 (struct reg_pressure_data, struct reg_use_data): New.
2123 (INSN_REG_WEIGHT): Remove.
2124 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
2125 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
2126 (sched_init_region_reg_pressure_info,
2127 sched_setup_bb_reg_pressure_info): New prototypes.
2129 * reginfo.c (struct reg_pref): New member coverclass.
2130 (reg_cover_class): New function.
2131 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
2132 (reg_info_size): New variable.
2133 (allocate_reg_info): Make static. Setup reg_info_size.
2134 (resize_reg_info): Use reg_info_size. Return flag of resizing.
2135 (setup_reg_classes): Add a new parameter. Setup cover class too.
2137 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
2140 * sched-rgn.c (deps_join): Set up implicit_sets.
2141 (schedule_region): Set up region and basic blocks pressure
2144 * passes.c (init_optimization_passes): Move
2145 pass_subregs_of_mode_init before pass_sched.
2147 2009-09-02 Martin Jambor <mjambor@suse.cz>
2149 * tree-sra.c (struct access): New field grp_hint.
2150 (dump_access): Dump grp_hint.
2151 (sort_and_splice_var_accesses): Set grp_hint if a group is read
2153 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
2154 those which have been specifically read and somehow written to.
2155 (propagate_subacesses_accross_link): Set grp_hint of right child and
2156 also possibly of the left child.
2158 2009-09-02 Jakub Jelinek <jakub@redhat.com>
2160 * tree-object-size.c (addr_object_size): Always use object_size_type
2161 0 or 2 when determining the pointer pointed object size.
2163 2009-09-02 Richard Guenther <rguenther@suse.de>
2166 2009-08-31 Richard Guenther <rguenther@suse.de>
2168 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2169 to query if the memory regions for memmove overlap.
2170 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2171 asserts on pointers, instead deal with odd trees.
2172 (ptr_derefs_may_alias_p): Likewise.
2173 (refs_may_alias_p_1): Constructor bases also never alias.
2175 2009-08-01 Christian Bruel <christian.bruel@st.com>
2178 2009-07-31 Christian Bruel <christian.bruel@st.com>
2179 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2181 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
2183 * doc/invoke.texi (-fvar-tracking-assignments): New.
2184 (-fvar-tracking-assignments-toggle): New.
2185 (-fdump-final-insns=file): Mark filename as optional.
2186 (--param min-nondebug-insn-uid): New.
2187 (-gdwarf-@{version}): Mention version 4.
2188 * opts.c (common_handle_option): Accept it.
2189 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
2190 * regrename.c (regrename_optimize): Drop last. Don't count debug
2191 insns as uses. Don't reject change because of debug insn.
2192 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
2193 from the chain starter, and check for inexact matches in DEBUG_INSNS.
2194 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
2195 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
2196 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
2197 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
2198 * doc/gimple.texi (is_gimple_debug): New.
2199 (gimple_debug_bind_p): New.
2200 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
2201 * doc/install.texi (bootstrap-debug): More details.
2202 (bootstrap-debug-big, bootstrap-debug-lean): Document.
2203 (bootstrap-debug-lib): More details.
2204 (bootstrap-debug-ckovw): Update.
2205 (bootstrap-time): New.
2206 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
2207 (insert_phi_nodes_for): Insert debug stmts.
2208 (rewrite_stmt): Take iterator. Insert debug stmts.
2209 (rewrite_enter_block): Adjust.
2210 (maybe_replace_use_in_debug_stmt): New.
2211 (rewrite_update_stmt): Use it.
2212 (mark_use_interesting): Return early for debug stmts.
2213 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
2214 stmts before replacing stmt.
2215 (move_computations_stmt): Likewise.
2216 * ira-conflicts.c (add_copies): Skip debug insns.
2217 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
2218 (regstat_bb_compute_ri): Skip debug insns.
2219 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
2220 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
2221 check_loop_closed_ssa_stmt): Skip debug stmts.
2222 * tree-tailcall.c (find_tail_calls): Likewise.
2223 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
2224 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
2225 (build_var_debug_value_stat): Declare.
2226 (build_var_debug_value): Define.
2227 (target_for_debug_bind): Declare.
2228 * reload.c (find_equiv_reg): Skip debug insns.
2229 * rtlanal.c (reg_used_between_p): Skip debug insns.
2230 (side_effects_p): Likewise.
2231 (canonicalize_condition): Likewise.
2232 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
2233 insns never depend on debug insns.
2234 (create_ddg_dep_no_link): Likewise.
2235 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
2236 Don't add inter-loop dependencies for debug insns.
2237 (build_intra_loop_deps): Likewise.
2238 (create_ddg): Count debug insns.
2239 * ddg.h (struct ddg::num_debug): New.
2240 (num_backargs): Pair up with previous int field.
2241 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
2242 -fcompare-debug-second.
2243 * final.c (get_attr_length_1): Skip debug insns.
2244 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
2245 * gcc.c (invoke_as): Call compare-debug-dump-opt.
2246 (driver_self_specs): Map -fdump-final-insns to
2247 -fdump-final-insns=..
2248 (get_local_tick): New.
2249 (compare_debug_dump_opt_spec_function): Test for . argument and
2250 compute output name. Compute temp output spec without flag name.
2251 Compute -frandom-seed.
2252 (OPT): Undef after use.
2253 * cfgloopanal.c (num_loop_insns): Skip debug insns.
2254 (average_num_loop_insns): Likewise.
2255 * params.h (MIN_NONDEBUG_INSN_UID): New.
2256 * gimple.def (GIMPLE_DEBUG): New.
2257 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
2258 * auto-inc-dec.c (merge_in_block): Skip debug insns.
2259 (merge_in_block): Fix whitespace.
2260 * toplev.c (flag_var_tracking): Update comment.
2261 (flag_var_tracking_assignments): New.
2262 (flag_var_tracking_assignments_toggle): New.
2263 (process_options): Don't open final insns dump file if we're not
2264 going to write to it. Compute defaults for var_tracking.
2265 * df-scan.c (df_insn_rescan_debug_internal): New.
2266 (df_uses_record): Handle debug insns.
2267 * haifa-sched.c (ready): Initialize n_debug.
2268 (contributes_to_priority): Skip debug insns.
2269 (dep_list_size): New.
2271 (rank_for_schedule): Likewise. Schedule debug insns as soon as
2272 they're ready. Disregard previous debug insns to make decisions.
2273 (queue_insn): Never queue debug insns.
2274 (ready_add, ready_remove_first, ready_remove): Count debug insns.
2275 (schedule_insn): Don't reject debug insns because of issue rate.
2276 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
2277 (queue_to_ready): Skip and discount debug insns.
2278 (choose_ready): Let debug insns through.
2279 (schedule_block): Check boundary debug insns. Discount debug
2280 insns, schedule them early. Adjust whitespace.
2281 (set_priorities): Check for boundary debug insns.
2282 (add_jump_dependencies): Use dep_list_size.
2283 (prev_non_location_insn): New.
2284 (check_cfg): Use it.
2285 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
2287 (remove_unused_ivs): Reset debug stmts.
2288 * modulo-sched.c (const_iteration_count): Skip debug insns.
2289 (res_MII): Discount debug insns.
2290 (loop_single_full_bb_p): Skip debug insns.
2291 (sms_schedule): Likewise.
2292 (sms_schedule_by_order): Likewise.
2293 (ps_has_conflicts): Likewise.
2294 * caller-save.c (refmarker_fn): New.
2295 (save_call_clobbered_regs): Replace regs with saved mem in
2297 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
2298 Call refmarker_fn mark for hardregnos.
2299 (mark_reg_as_referenced): New.
2300 (replace_reg_with_saved_mem): New.
2301 * ipa-pure-const.c (check_stmt): Skip debug stmts.
2302 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
2304 (cse_extended_basic_block): Skip debug insns.
2305 (count_reg_usage): Likewise.
2306 (is_dead_reg): New, split out of...
2307 (set_live_p): ... here.
2308 (insn_live_p): Use it for debug insns.
2309 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
2310 (execute_optimize_stdarg): Likewise.
2311 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2312 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
2313 changes in debug stmts as changes.
2314 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
2315 (moveup_expr): Don't move across debug insns. Don't move
2316 debug insn if it would create a bookkeeping block.
2317 (moveup_expr_cached): Don't use cache for debug insns that
2318 are heads of blocks.
2319 (compute_av_set_inside_bb): Skip debug insns.
2320 (sel_rank_for_schedule): Schedule debug insns first. Remove
2322 (block_valid_for_bookkeeping_p); Support lax searches.
2323 (create_block_for_bookkeeping): Adjust block numbers when
2324 encountering debug-only blocks.
2325 (find_place_for_bookkeeping): Deal with debug-only blocks.
2326 (generate_bookkeeping_insn): Accept no place to insert.
2327 (remove_temp_moveop_nops): New argument full_tidying.
2328 (prepare_place_to_insert): Deal with debug insns.
2329 (advance_state_on_fence): Debug insns don't start cycles.
2330 (update_boundaries): Take fence as argument. Deal with
2332 (schedule_expr_on_boundary): No full_tidying on debug insns.
2333 (fill_insns): Deal with debug insns.
2334 (track_scheduled_insns_and_blocks): Don't count debug insns.
2335 (need_nop_to_preserve_insn_bb): New, split out of...
2336 (remove_insn_from_stream): ... this.
2337 (fur_orig_expr_not_found): Skip debug insns.
2338 * rtl.def (VALUE): Move up.
2340 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
2341 (nearest_common_dominator_of_uses): Take debug_stmts argument.
2342 Set it if debug stmts are found.
2343 (statement_sink_location): Skip debug stmts. Propagate
2344 moving defs into debug stmts.
2345 * ifcvt.c (first_active_insn): Skip debug insns.
2346 (last_active_insns): Likewise.
2347 (cond_exec_process_insns): Likewise.
2348 (noce_process_if_block): Likewise.
2349 (check_cond_move_block): Likewise.
2350 (cond_move_convert_if_block): Likewise.
2351 (block_jumps_and_fallthru_p): Likewise.
2352 (dead_or_predicable): Likewise.
2353 * dwarf2out.c (debug_str_hash_forced): New.
2354 (find_AT_string): Add comment.
2355 (gen_label_for_indirect_string): New.
2356 (get_debug_string_label): New.
2357 (AT_string_form): Use it.
2358 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
2359 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
2360 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
2361 several operations that cannot be represented with DWARF opcodes.
2362 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
2363 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
2364 (dwarf2out_var_location): Take during-call mark into account.
2365 (output_indirect_string): Update comment. Output if there are
2366 label and references.
2367 (prune_indirect_string): New.
2368 (prune_unused_types): Call it if debug_str_hash_forced.
2369 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
2370 (dw_long_long_const): Remove.
2371 (struct dw_val_struct): Change val_long_long type to rtx.
2372 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
2373 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
2374 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
2375 component instead of HOST_BITS_PER_LONG.
2376 (output_loc_operands): Likewise. For const8* assert
2377 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
2378 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
2379 rather than HOST_BITS_PER_LONG is >= 64.
2380 (add_AT_long_long): Remove val_hi and val_lo arguments, add
2382 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
2383 HOST_BITS_PER_LONG for dw_val_class_long_long.
2384 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
2385 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
2386 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
2388 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2389 Handle DW_OP_implicit_value.
2390 (extract_int): Move prototype earlier.
2391 (mem_loc_descriptor): For SUBREG punt if inner
2392 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
2393 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
2394 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
2395 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
2396 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
2397 instead of Pmode size.
2398 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
2399 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
2400 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
2401 (concat_loc_descriptor, concatn_loc_descriptor,
2402 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
2403 (add_location_or_const_value_attribute): Likewise. For single
2404 location loc_lists attempt to use add_const_value_attribute
2405 for constant decls. Add DW_AT_const_value even if
2406 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
2408 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
2409 (control_flow_insn_p): Likewise.
2410 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
2411 (separate_decls_in_region_debug_bind): New.
2412 (separate_decls_in_region): Process debug bind stmts afterwards.
2413 * recog.c (verify_changes): Handle debug insns.
2414 (extract_insn): Likewise.
2415 (peephole2_optimize): Skip debug insns.
2416 * dse.c (scan_insn): Skip debug insns.
2417 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
2419 (setup_id_for_insn): Handle debug insns.
2420 (maybe_tidy_empty_bb): Adjust whitespace.
2421 (tidy_control_flow): Skip debug insns.
2422 (sel_remove_insn): Adjust for debug insns.
2423 (sel_estimate_number_of_insns): Skip debug insns.
2424 (create_insn_rtx_from_pattern): Handle debug insns.
2425 (create_copy_of_insn_rtx): Likewise.
2426 * sel-sched-.h (sel_bb_end): Declare.
2427 (sel_bb_empty_or_nop_p): New.
2428 (get_all_loop_exits): Use it.
2429 (_eligible_successor_edge_p): Likewise.
2430 (return_nop_to_pool): Adjust.
2431 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
2432 * ira-lives.c (process_bb_node_lives): Skip debug insns.
2433 * gimple-pretty-print.c (dump_gimple_debug): New.
2434 (dump_gimple_stmt): Use it.
2435 (dump_bb_header): Skip gimple debug stmts.
2436 * regmove.c (optimize_reg_copy_1): Discount debug insns.
2437 (fixup_match_2): Likewise.
2438 (regmove_backward_pass): Likewise. Simplify combined
2439 replacement. Handle debug insns.
2440 * function.c (instantiate_virtual_regs): Handle debug insns.
2441 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
2442 * print-rtl.h: Include cselib.h.
2443 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
2444 * df.h (df_inns_rescan_debug_internal): Declare.
2445 * gcse.c (alloc_hash_table): Estimate n_insns.
2446 (cprop_insn): Don't regard debug insns as changes.
2447 (bypass_conditional_jumps): Skip debug insns.
2448 (one_pre_gcse_pass): Adjust.
2449 (one_code_hoisting_pass): Likewise.
2450 (compute_ld_motion_mems): Skip debug insns.
2451 (one_cprop_pass): Adjust.
2452 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
2453 (if_convertible_stmt_p): Handle debug stmts.
2454 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
2455 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
2456 * ira-build.c (create_bb_allocnos): Skip debug insns.
2457 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
2458 (has_single_use): Likewise.
2459 (single_imm_use): Likewise.
2460 (num_imm_uses): Likewise.
2461 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
2462 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
2463 (create_outofssa_var_map): Likewise.
2464 * lower-subreg.c (adjust_decomposed_uses): New.
2465 (resolve_debug): New.
2466 (decompose_multiword_subregs): Use it.
2467 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
2468 * emit-rtl.c: Include params.h.
2469 (cur_debug_insn_uid): Define.
2470 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
2471 (copy_rtx_if_shared_1): Handle debug insns.
2472 (reset_used_flags): Likewise.
2473 (set_used_flags): LIkewise.
2474 (get_max_insn_count): New.
2475 (next_nondebug_insn): New.
2476 (prev_nondebug_insn): New.
2477 (make_debug_insn_raw): New.
2478 (emit_insn_before_noloc): Handle debug insns.
2479 (emit_jump_insn_before_noloc): Likewise.
2480 (emit_call_insn_before_noloc): Likewise.
2481 (emit_debug_insn_before_noloc): New.
2482 (emit_insn_after_noloc): Handle debug insns.
2483 (emit_jump_insn_after_noloc): Likewise.
2484 (emit_call_insn_after_noloc): Likewise.
2485 (emit_debug_insn_after_noloc): Likewise.
2486 (emit_insn_after): Take loc from earlier non-debug insn.
2487 (emit_jump_insn_after): Likewise.
2488 (emit_call_insn_after): Likewise.
2489 (emit_debug_insn_after_setloc): New.
2490 (emit_debug_insn_after): New.
2491 (emit_insn_before): Take loc from later non-debug insn.
2492 (emit_jump_insn_before): Likewise.
2493 (emit_call_insn_before): Likewise.
2494 (emit_debug_insn_before_setloc): New.
2495 (emit_debug_insn_before): New.
2496 (emit_insn): Handle debug insns.
2497 (emit_debug_insn): New.
2498 (emit_jump_insn): Handle debug insns.
2499 (emit_call_insn): Likewise.
2501 (init_emit): Take min-nondebug-insn-uid into account.
2502 Initialize cur_debug_insn_uid.
2503 (emit_copy_of_insn_after): Handle debug insns.
2504 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
2505 location of single rhs in place.
2506 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
2507 (floor_sdiv_adjust): New.
2508 (cell_sdiv_adjust): New.
2509 (cell_udiv_adjust): New.
2510 (round_sdiv_adjust): New.
2511 (round_udiv_adjust): New.
2512 (wrap_constant): Moved from cselib.
2513 (unwrap_constant): New.
2514 (expand_debug_expr): New.
2515 (expand_debug_locations): New.
2516 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
2518 (gimple_expand_cfg): Expand debug locations.
2519 * cselib.c: Include tree-pass.h.
2520 (struct expand_value_data): New.
2521 (cselib_record_sets_hook): New.
2522 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
2523 (cselib_clear_table): Move, and implemnet in terms of...
2524 (cselib_reset_table_with_next_value): ... this.
2525 (cselib_get_next_unknown_value): New.
2526 (discard_useless_locs): Don't discard preserved values.
2527 (cselib_preserve_value): New.
2528 (cselib_preserved_value_p): New.
2529 (cselib_preserve_definitely): New.
2530 (cselib_clear_preserve): New.
2531 (cselib_preserve_only_values): New.
2532 (new_cselib_val): Take rtx argument. Dump it in details.
2533 (cselib_lookup_mem): Adjust.
2534 (expand_loc): Take regs_active in struct. Adjust. Silence
2535 dumps unless details are requested.
2536 (cselib_expand_value_rtx_cb): New.
2537 (cselib_expand_value_rtx): Rename and reimplment in terms of...
2538 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
2539 without details. Copy more subregs. Try to resolve values
2540 using a callback. Wrap constants.
2541 (cselib_subst_to_values): Adjust.
2542 (cselib_log_lookup): New.
2543 (cselib_lookup): Call it.
2544 (cselib_invalidate_regno): Don't count preserved values as useless.
2545 (cselib_invalidate_mem): Likewise.
2546 (cselib_record_set): Likewise.
2547 (struct set): Renamed to cselib_set, moved to cselib.h.
2548 (cselib_record_sets): Adjust. Call hook.
2549 (cselib_process_insn): Reset table when it would be cleared.
2550 (dump_cselib_val): New.
2551 (dump_cselib_table): New.
2552 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
2553 (remove_forwarder_block): Support moving debug stmts.
2554 * cselib.h (cselib_record_sets_hook): Declare.
2555 (cselib_expand_callback): New type.
2556 (cselib_expand_value_rtx_cb): Declare.
2557 (cselib_reset_table_with_next_value): Declare.
2558 (cselib_get_next_unknown_value): Declare.
2559 (cselib_preserve_value): Declare.
2560 (cselib_preserved_value_p): Declare.
2561 (cselib_preserve_only_values): Declare.
2562 (dump_cselib_table): Declare.
2563 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
2564 (try_crossjump_to_edge): Likewise.
2565 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
2566 dominated blocks when debug stmts are present.
2567 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
2568 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
2569 (set_var_live_on_entry): Likewise.
2570 * loop-invariant.c (find_invariants_bb): Skip debug insns.
2571 * cfglayout.c (curr_location, last_location): Make static.
2572 (set_curr_insn_source_location): Don't avoid bouncing.
2573 (get_curr_insn_source_location): New.
2574 (get_curr_insn_block): New.
2575 (duplicate_insn_chain): Handle debug insns.
2576 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
2578 * common.opt (fcompare-debug): Move to sort order.
2579 (fdump-unnumbered-links): Likewise.
2580 (fvar-tracking-assignments): New.
2581 (fvar-tracking-assignments-toggle): New.
2582 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
2583 because of debug stmts.
2584 (mark_stmt_if_obviously_necessary): Mark debug stmts.
2585 (eliminate_unnecessary_stmts): Walk dominated blocks before
2587 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
2588 * ira.c (memref_used_between_p): Skip debug insns.
2589 (update_equiv_regs): Likewise.
2590 * sched-deps.c (sd_lists_size): Accept empty list.
2591 (sd_init_insn): Mark debug insns.
2592 (sd_finish_insn): Unmark them.
2593 (sd_add_dep): Reject non-debug deps on debug insns.
2594 (fixup_sched_groups): Give debug insns group treatment.
2596 (sched_analyze_reg): Don't mark debug insns for sched before call.
2597 (sched_analyze_2): Handle debug insns.
2598 (sched_analyze_insn): Compute next non-debug insn. Handle debug
2600 (deps_analyze_insn): Handle debug insns.
2601 (deps_start_bb): Skip debug insns.
2602 (init_deps): Initialize last_debug_insn.
2603 * tree-ssa.c (target_for_debug_bind): New.
2604 (find_released_ssa_name): New.
2605 (propagate_var_def_into_debug_stmts): New.
2606 (propagate_defs_into_debug_stmts): New.
2607 (verify_ssa): Skip debug bind stmts without values.
2608 (warn_uninialized_vars): Skip debug stmts.
2609 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
2610 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
2611 (rtx_equal_p): Likewise.
2612 * ira-costs.c (scan_one_insn): Skip debug insns.
2613 (process_bb_node_for_hard_reg_moves): Likewise.
2614 * rtl.h (DEBUG_INSN_P): New.
2615 (NONDEBUG_INSN_P): New.
2616 (MAY_HAVE_DEBUG_INSNS): New.
2617 (INSN_P): Accept debug insns.
2618 (RTX_FRAME_RELATED_P): Likewise.
2619 (INSN_DELETED_P): Likewise
2620 (PAT_VAR_LOCATION_DECL): New.
2621 (PAT_VAR_LOCATION_LOC): New.
2622 (PAT_VAR_OCATION_STATUS): New.
2623 (NOTE_VAR_LOCATION_DECL): Reimplement.
2624 (NOTE_VAR_LOCATION_LOC): Likewise.
2625 (NOTE_VAR_LOCATION_STATUS): Likewise.
2626 (INSN_VAR_LOCATION): New.
2627 (INSN_VAR_LOCATION_DECL): New.
2628 (INSN_VAR_LOCATION_LOC): New.
2629 (INSN_VAR_LOCATION_STATUS): New.
2630 (gen_rtx_UNKNOWN_VAR_LOC): New.
2631 (VAR_LOC_UNKNOWN_P): New.
2632 (NOTE_DURING_CALL_P): New.
2633 (SCHED_GROUP_P): Accept debug insns.
2634 (emit_debug_insn_before): Declare.
2635 (emit_debug_insn_before_noloc): Declare.
2636 (emit_debug_insn_beore_setloc): Declare.
2637 (emit_debug_insn_after): Declare.
2638 (emit_debug_insn_after_noloc): Declare.
2639 (emit_debug_insn_after_setloc): Declare.
2640 (emit_debug_insn): Declare.
2641 (make_debug_insn_raw): Declare.
2642 (prev_nondebug_insn): Declare.
2643 (next_nondebug_insn): Declare.
2644 (delegitimize_mem_from_attrs): Declare.
2645 (get_max_insn_count): Declare.
2646 (wrap_constant): Declare.
2647 (unwrap_constant): Declare.
2648 (get_curr_insn_source_location): Declare.
2649 (get_curr_insn_block): Declare.
2650 * tree-inline.c (insert_debug_decl_map): New.
2651 (processing_debug_stmt): New.
2652 (remap_decl): Don't create new mappings in debug stmts.
2653 (remap_gimple_op_r): Don't add references in debug stmts.
2654 (copy_tree_body_r): Likewise.
2655 (remap_gimple_stmt): Handle debug bind stmts.
2656 (copy_bb): Skip debug stmts.
2657 (copy_edges_for_bb): Likewise.
2658 (copy_debug_stmt): New.
2659 (copy_debug_stmts): New.
2660 (copy_body): Copy debug stmts at the end.
2661 (insert_init_debug_bind): New.
2662 (insert_init_stmt): Take id. Skip and emit debug stmts.
2663 (setup_one_parameter): Remap variable earlier, register debug mapping.
2664 (estimate_num_insns): Skip debug stmts.
2665 (expand_call_inline): Preserve debug_map.
2666 (optimize_inline_calls): Check for no debug_stmts left-overs.
2667 (unsave_expr_now): Preserve debug_map.
2668 (copy_gimple_seq_and_replace_locals): Likewise.
2669 (tree_function_versioning): Check for no debug_stmts left-overs.
2670 Init and destroy debug_map as needed. Split edges unconditionally.
2671 (build_duplicate_type): Init and destroy debug_map as needed.
2672 * tree-inline.h: Include gimple.h instead of pointer-set.h.
2673 (struct copy_body_data): Add debug_stmts and debug_map.
2674 * sched-int.h (struct ready_list): Add n_debug.
2675 (struct deps): Add last_debug_insn.
2676 (DEBUG_INSN_SCHED_P): New.
2677 (BOUNDARY_DEBUG_INSN_P): New.
2678 (SCHEDULE_DEBUG_INSN_P): New.
2679 (sd_iterator_cond): Accept empty list.
2680 * combine.c (create_log_links): Skip debug insns.
2681 (combine_instructions): Likewise.
2682 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
2683 return value is always unshared.
2684 (struct rtx_subst_pair): New.
2685 (auto_adjust_pair): New.
2686 (propagate_for_debug_subst): New.
2687 (propagate_for_debug): New.
2688 (try_combine): Skip debug insns. Propagate removed defs into
2690 (next_nonnote_nondebug_insn): New.
2691 (distribute_notes): Use it. Skip debug insns.
2692 (distribute_links): Skip debug insns.
2693 * tree-outof-ssa.c (set_location_for_edge): Likewise.
2694 * resource.c (mark_target_live_regs): Likewise.
2695 * var-tracking.c: Include cselib.h and target.h.
2696 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
2698 (micro_operation_type_name): New.
2699 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
2700 (struct micro_operation_def): Update comments.
2701 (decl_or_value): New type. Use instead of decls.
2702 (struct emit_note_data_def): Add vars.
2703 (struct attrs_def): Use decl_or_value.
2704 (struct variable_tracking_info_def): Add permp, flooded.
2705 (struct location_chain_def): Update comment.
2706 (struct variable_part_def): Use decl_or_value.
2707 (struct variable_def): Make var_part a variable length array.
2709 (scratch_regs): New.
2710 (cselib_hook_called): New.
2711 (dv_is_decl_p): New.
2712 (dv_is_value_p): New.
2715 (dv_as_opaque): New.
2716 (dv_onepart_p): New.
2718 (IS_DECL_CODE): New.
2719 (check_value_is_not_decl): New.
2720 (dv_from_decl): New.
2721 (dv_from_value): New.
2722 (dv_htab_hash): New.
2723 (variable_htab_hash): Use it.
2724 (variable_htab_eq): Support values.
2725 (variable_htab_free): Free from the right pool.
2726 (attrs_list_member, attrs_list_insert): Use decl_or_value.
2727 (attrs_list_union): Adjust.
2728 (attrs_list_mpdv_union): New.
2729 (tie_break_pointers): New.
2730 (canon_value_cmp): New.
2731 (unshare_variable): Return possibly-modified slot.
2732 (vars_copy_1): Adjust.
2733 (var_reg_decl_set): Adjust. Split out of...
2734 (var_reg_set): ... this.
2735 (get_init_value): Adjust.
2736 (var_reg_delete_and_set): Adjust.
2737 (var_reg_delete): Adjust.
2738 (var_regno_delete): Adjust.
2739 (var_mem_decl_set): Split out of...
2740 (var_mem_set): ... this.
2741 (var_mem_delete_and_set): Adjust.
2742 (var_mem_delete): Adjust.
2746 (variable_union): Adjust. Speed up merge of 1-part vars.
2747 (variable_canonicalize): Use unshared slot.
2748 (VALUED_RECURSED_INTO): New.
2749 (find_loc_in_1pdv): New.
2750 (struct dfset_merge): New.
2751 (insert_into_intersection): New.
2752 (intersect_loc_chains): New.
2754 (canonicalize_loc_order_check): New.
2755 (canonicalize_values_mark): New.
2756 (canonicalize_values_star): New.
2757 (variable_merge_over_cur): New.
2758 (variable_merge_over_src): New.
2759 (dataflow_set_merge): New.
2760 (dataflow_set_equiv_regs): New.
2761 (remove_duplicate_values): New.
2762 (struct dfset_post_merge): New.
2763 (variable_post_merge_new_vals): New.
2764 (variable_post_merge_perm_vals): New.
2765 (dataflow_post_merge_adjust): New.
2766 (find_mem_expr_in_1pdv): New.
2767 (dataflow_set_preserve_mem_locs): New.
2768 (dataflow_set_remove_mem_locs): New.
2769 (dataflow_set_clear_at_call): New.
2770 (onepart_variable_different_p): New.
2771 (variable_different_p): Use it.
2772 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
2773 (track_expr_p): Add need_rtl parameter. Don't generate rtl
2775 (track_loc_p): Pass it true.
2776 (struct count_use_info): New.
2777 (find_use_val): New.
2778 (replace_expr_with_values): New.
2780 (use_type): New, partially split out of...
2781 (count_uses): ... this. Count new micro-ops.
2782 (count_uses_1): Adjust.
2783 (count_stores): Adjust.
2784 (count_with_sets): New.
2785 (VAL_NEEDS_RESOLUTION): New.
2786 (VAL_HOLDS_TRACK_EXPR): New.
2787 (VAL_EXPR_IS_COPIED): New.
2788 (VAL_EXPR_IS_CLOBBERED): New.
2789 (add_uses): Adjust. Generate new micro-ops.
2790 (add_uses_1): Adjust.
2791 (add_stores): Generate new micro-ops.
2792 (add_with_sets): New.
2793 (find_src_status): Adjust.
2794 (find_src_set_src): Adjust.
2795 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
2796 Handle new micro-ops. Canonicalize value equivalances.
2797 (vt_find_locations): Compute total size of hash tables for
2798 dumping. Perform merge for var-tracking-assignments. Don't
2799 disregard single-block loops.
2800 (dump_attrs_list): Handle decl_or_value.
2801 (dump_variable): Take variable. Deal with decl_or_value.
2802 (dump_variable_slot): New.
2803 (dump_vars): Use it.
2804 (dump_dataflow_sets): Adjust.
2805 (set_slot_part): New, extended to support one-part variables
2806 after splitting out of...
2807 (set_variable_part): ... this.
2808 (clobber_slot_part): New, split out of...
2809 (clobber_variable_part): ... this.
2810 (delete_slot_part): New, split out of...
2811 (delete_variable_part): .... this.
2812 (check_wrap_constant): New.
2813 (vt_expand_loc_callback): New.
2814 (vt_expand_loc): New.
2815 (emit_note_insn_var_location): Adjust. Handle values. Handle
2816 EMIT_NOTE_AFTER_CALL_INSN.
2817 (emit_notes_for_differences_1): Adjust. Handle values.
2818 (emit_notes_for_differences_2): Likewise.
2819 (emit_notes_for_differences): Adjust.
2820 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
2821 Adjust. Handle new micro-ops.
2822 (vt_add_function_parameters): Adjust. Create and bind values.
2823 (vt_initialize): Adjust. Initialize scratch_regs and
2824 valvar_pool, flooded and perm.. Initialize and use cselib. Log
2825 operations. Move some code to count_with_sets and add_with_sets.
2826 (delete_debug_insns): New.
2827 (vt_debug_insns_local): New.
2828 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
2830 (var_tracking_main): If var-tracking-assignments is enabled
2831 but var-tracking isn't, delete debug insns and leave. Likewise
2832 if we exceed limits or fail the stack adjustments tests, and
2833 after all var-tracking processing.
2834 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
2835 (dataflow_set): Add traversed_vars.
2836 (value_chain, const_value_chain): New typedefs.
2837 (value_chain_pool, value_chains): New variables.
2838 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
2839 add_value_chains, add_cselib_value_chains, remove_value_chain,
2840 remove_value_chains, remove_cselib_value_chains): New functions.
2841 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
2842 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
2844 (shared_hash_find_slot_unshare, shared_hash_find_slot,
2845 shared_hash_find_slot_noinsert, shared_hash_find): Update.
2846 (dst_can_be_shared): New variable.
2847 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
2848 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
2849 different from set->vars, look up slot again instead of using the
2851 (dataflow_set_init): Initialize traversed_vars.
2852 (variable_union): Use shared_hash_*. Use initially NO_INSERT
2853 lookup if set->vars is shared. Don't keep slot cleared before
2854 calling unshare_variable. Unshare set->vars if needed. Adjust
2855 unshare_variable callers. Clear dst_can_be_shared if needed.
2856 Even ->refcount == 1 vars must be unshared if set->vars is shared
2857 and var needs to be modified.
2858 (dataflow_set_union): Set traversed_vars during canonicalization.
2859 (VALUE_CHANGED, DECL_CHANGED): Define.
2860 (set_dv_changed, dv_changed_p): New static inlines.
2861 (track_expr_p): Clear DECL_CHANGED.
2862 (dump_dataflow_sets): Set it.
2863 (variable_was_changed): Call set_dv_changed.
2864 (emit_note_insn_var_location): Likewise.
2865 (changed_variables_stack): New variable.
2866 (check_changed_vars_1, check_changed_vars_2): New functions.
2867 (emit_notes_for_changes): Do nothing if changed_variables is
2868 empty. Traverse changed_variables with check_changed_vars_1,
2869 call check_changed_vars_2 on each changed_variables_stack entry.
2870 (emit_notes_in_bb): Add SET argument. Just clear it at the
2871 beginning, use it instead of local &set, don't destroy it at the end.
2872 (vt_emit_notes): Call dataflow_set_clear early on all
2873 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
2874 computed set, dataflow_set_clear also VTI(bb)->in when we are
2875 done with the basic block. Initialize changed_variables_stack,
2876 free it afterwards. If ENABLE_CHECKING verify that after noting
2877 differences to an empty set value_chains hash table is empty.
2878 (vt_initialize): Initialize value_chains and value_chain_pool.
2879 (vt_finalize): Delete value_chains htab, free value_chain_pool.
2880 (variable_tracking_main): Call dump_dataflow_sets before calling
2881 vt_emit_notes, not after it.
2882 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
2883 (propagate_var_def_into_debug_stmts): Declare.
2884 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
2885 (df_set_note): Reject debug insns.
2886 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
2887 add notes to debug insns.
2888 (df_note_bb_compute): Adjust. Likewise.
2889 (df_simulate_uses): Skip debug insns.
2890 (df_simulate_initialize_backwards): Likewise.
2891 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
2892 (subst_stack_regs_pat): Reject debug insns.
2893 (convert_regs_1): Handle debug insns.
2894 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
2895 (print-rtl.o): Depend on cselib.h.
2896 (cselib.o): Depend on TREE_PASS_H.
2897 (var-tracking.o): Depend on cselib.h and TARGET_H.
2898 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
2899 (init_ready_list): Skip boundary debug insns.
2900 (add_branch_dependences): Skip debug insns.
2901 (free_block_dependencies): Check for blocks with only debug insns.
2902 (compute_priorities): Likewise.
2903 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
2904 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
2906 (gimple_build_debug_bind_stat): New.
2907 (empty_body_p): Skip debug stmts.
2908 (gimple_has_side_effects): Likewise.
2909 (gimple_rhs_has_side_effects): Likewise.
2910 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
2911 (gimple_build_debug_bind_stat): Declare.
2912 (gimple_build_debug_bind): Define.
2913 (is_gimple_debug): New.
2914 (gimple_debug_bind_p): New.
2915 (gimple_debug_bind_get_var): New.
2916 (gimple_debug_bind_get_value): New.
2917 (gimple_debug_bind_get_value_ptr): New.
2918 (gimple_debug_bind_set_var): New.
2919 (gimple_debug_bind_set_value): New.
2920 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
2921 (gimple_debug_bind_reset_value): New.
2922 (gimple_debug_bind_has_value_p): New.
2923 (gsi_next_nondebug): New.
2924 (gsi_prev_nondebug): New.
2925 (gsi_start_nondebug_bb): New.
2926 (gsi_last_nondebug_bb): New.
2927 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
2928 (print_insn): Handle DEBUG_INSN.
2929 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
2930 of first insn prevail.
2931 (first_stmt): Skip debug stmts.
2932 (first_non_label_stmt): Likewise.
2933 (last_stmt): Likewise.
2934 (has_zero_uses_1): New.
2935 (single_imm_use_1): New.
2936 (verify_gimple_debug): New.
2937 (verify_types_in_gimple_stmt): Handle debug stmts.
2938 (verify_stmt): Likewise.
2939 (debug_loop_num): Skip debug stmts.
2940 (remove_edge_and_dominated_blocks): Remove dominators last.
2941 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
2942 (linearize_expr): Likewise.
2943 * config/i386/i386.c (ix86_delegitimize_address): Call
2944 default implementation.
2945 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
2946 (group_barrier_needed): Skip debug insns.
2947 (emit_insn_group_barriers): Likewise.
2948 (emit_all_insn_group_barriers): Likewise.
2949 (ia64_variable_issue): Handle debug insns.
2950 (ia64_dfa_new_cycle): Likewise.
2951 (final_emit_insn_group_barriers): Skip debug insns.
2952 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
2953 def cfa without frame.
2954 (process_set): Likewise.
2955 (process_for_unwind_directive): Pass frame on.
2956 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2957 (rs6000_delegitimize_address): New.
2958 (rs6000_debug_adjust_cost): Handle debug insns.
2959 (is_microcoded_insn): Likewise.
2960 (is_cracked_insn): Likewise.
2961 (is_nonpipeline_insn): Likewise.
2962 (insn_must_be_first_in_group): Likewise.
2963 (insn_must_be_last_in_group): Likewise.
2964 (force_new_group): Likewise.
2965 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
2966 contains only debug insns.
2967 (rtl_merge_blocks): Skip debug insns.
2968 (purge_dead_edges): Likewise.
2969 (rtl_block_ends_with_call_p): Skip debug insns.
2970 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
2971 (mark_reg_dependencies): Skip debug insns.
2972 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
2973 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
2974 * tree-ssa-threadedge.c
2975 (record_temporary_equivalences_from_stmts): Skip debug stmts.
2976 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
2977 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
2978 (copyprop_hardreg_forward_1): Handle debug insns.
2979 * reload1.c (reload): Skip debug insns. Replace unassigned
2980 pseudos in debug insns with their equivalences.
2981 (eliminate_regs_in_insn): Skip debug insns.
2982 (emit_input_reload_insns): Skip debug insns at first, adjust
2984 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
2985 (get_indirect_ref_operands): Pass opf_no_vops on.
2986 (get_expr_operands): Likewise. Skip debug stmts.
2987 (parse_ssa_operands): Scan debug insns with opf_no_vops.
2989 2009-09-01 Richard Henderson <rth@redhat.com>
2991 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
2992 stmt_ends_pp_p statements at least once.
2993 * tree-vrp.c (vrp_initialize): Likewise.
2994 (vrp_visit_stmt): Be prepared for non-interesting stmts.
2996 2009-09-01 Dodji Seketeli <dodji@redhat.com>
2999 Fix AIX bootstrap after PR debug/30161
3000 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
3001 that is a GNU extension.
3002 (tmpl_value_parm_die_table): Move the definition of this global
3003 outside #ifdef DWARF2_DEBUGGING_INFO region.
3005 2009-09-01 Richard Guenther <rguenther@suse.de>
3007 * tree.c (tree_expr_size): New function.
3008 * tree.h (tree_expr_size): Declare.
3009 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
3010 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
3011 * langhooks.c (lhd_expr_size): Remove.
3012 * langhooks.h (struct lang_hooks): Remove expr_size.
3013 * explow.c (expr_size): Use tree_expr_size.
3014 (int_expr_size): Likewise.
3015 * langhooks-def.h (lhd_expr_size): Remove.
3016 (LANG_HOOKS_EXPR_SIZE): Likewise.
3017 (LANG_HOOKS_INITIALIZER): Adjust.
3019 2009-09-01 Richard Guenther <rguenther@suse.de>
3021 * tree-flow.h (mark_addressable): Move declaration ...
3022 * tree.h (mark_addressable): ... here.
3023 * stmt.c (expand_asm_operands): Use mark_addressable, not
3024 lang_hooks.mark_addressable.
3025 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3026 LANG_HOOKS_MARK_ADDRESSABLE.
3027 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
3028 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
3030 2009-08-31 Chris Demetriou <cgd@google.com>
3032 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
3033 vectorize if not TARGET_SSE2.
3035 2009-08-31 DJ Delorie <dj@redhat.com>
3037 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
3038 registers if no coprocessor is enabled.
3040 2009-08-31 Dodji Seketeli <dodji@redhat.com>
3043 * cgraph.h (cgraph_get_node): Declare ...
3044 * cgraph.c (cgraph_get_node): ... new function.
3045 * dwarf2out.c (gen_generic_params_dies,
3046 generic_parameter_die, tree_add_const_value_attribute_for_decl,
3047 make_ith_pack_parameter_name,
3048 append_entry_to_tmpl_value_parm_die_table,
3049 gen_remaining_tmpl_value_param_die_attribute): New functions.
3050 (gen_subprogram_die): Generate debug info for template parameters
3051 if debug info level is higher than DINFO_LEVEL_TERSE.
3052 Use tree_add_const_value_attribute_for_decl instead of
3053 tree_add_const_value_attribute.
3054 (gen_const_die): Use tree_add_const_value_attribute_for_decl
3055 instead of tree_add_const_value_attribute.
3056 (gen_struct_or_union_type_die): Generate debug
3057 info for template parameters if debug info level is higher than
3059 (tree_add_const_value_attribute): Handle integral and pointer
3060 constants. Update comment.
3061 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
3062 (dwarf_attr_name): Support DW_AT_GNU_template_name.
3063 (reference_to_unused): Fix thinko. Remove redundant predicates from
3065 (tree_add_const_value_attribute): Make this work for constant
3067 tree_add_const_value_attribute_for_decl is to be used for variable
3069 (add_location_or_const_value_attribute): Use
3070 tree_add_const_value_attribute_for_decl now.
3071 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
3072 DW_TAG_template_value_param DIEs after function DIEs have been
3074 * langhooks.h (lang_hooks_for_types): Add
3075 get_argument_pack_elems.
3076 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
3077 (lang_hooks): Added get_innermost_generic_parms,
3078 get_innermost_generic_args.
3079 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
3080 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
3081 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
3082 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
3084 2009-08-31 DJ Delorie <dj@redhat.com>
3086 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
3087 it once we start generating the prologue or epilogue.
3088 (mep_call_saves_register): If the frame is locked, re-use
3090 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
3091 (mep_expand_prologue): Call it.
3092 (mep_expand_epilogue): Likewise.
3093 (mep_start_function): Use the same logic as mep_expand_prologue.
3094 (mep_pass_by_reference): Make logic more readable.
3095 (mep_return_in_memory): Zero-sized objects are passed in memory.
3096 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
3098 2009-08-31 Richard Guenther <rguenther@suse.de>
3100 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3101 to query if the memory regions for memmove overlap.
3102 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3103 asserts on pointers, instead deal with odd trees.
3104 (ptr_derefs_may_alias_p): Likewise.
3105 (refs_may_alias_p_1): Constructor bases also never alias.
3107 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
3109 * doc/install.texi (Final install): Adjust reference on where to
3110 order printed manuals.
3112 2009-08-30 Olivier Hainque <hainque@adacore.com>
3114 * dwarf2out.c (switch_to_frame_table_section): Move
3115 definition prior to first use.
3117 2009-08-30 Richard Guenther <rguenther@suse.de>
3119 PR tree-optimization/41186
3120 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
3121 (ao_ref_init_from_ptr_and_size): New function.
3122 (ref_maybe_used_by_call_p_1): Be more precise tracking
3123 used ranges for builtin functions.
3124 (ref_maybe_used_by_call_p): Adjust.
3125 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
3126 ranges for builtin functions.
3127 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
3129 2009-08-30 Alan Modra <amodra@bigpond.net.au>
3132 * fwprop.c (get_reg_use_in): Delete.
3133 (free_load_extend): New function.
3134 (forward_propagate_subreg): Use it.
3136 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
3138 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
3140 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
3143 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
3146 2009-08-29 Douglas B Rupp <rupp@gnat.com>
3148 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
3149 fini or fini_array section.
3151 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3153 * graphite-dependences.c (graphite_legal_transform_bb): Call
3154 pbb_remove_duplicate_pdrs.
3155 * graphite-poly.c (can_collapse_pdr): Removed.
3156 (pdr_find_duplicate): Removed.
3157 (can_collapse_pdrs): New.
3158 (pbb_remove_duplicate_pdrs): New.
3159 (new_poly_dr): Do not look for duplicates.
3160 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
3161 (PBB_PDR_DUPLICATES_REMOVED): New.
3162 (pbb_remove_duplicate_pdrs): Declared.
3164 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3166 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
3167 the strides by multiplying by PDR_NB_REFS.
3168 * graphite-poly.c (can_collapse_pdr): New.
3169 (pdr_find_duplicate): New.
3170 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
3171 Initialize PDR_NB_REFS.
3172 * graphite-poly.h (struct poly_dr): Add field nb_refs.
3174 (new_poly_dr): Number of subscripts is a graphite_dim_t.
3176 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3179 * graphite-poly.c (apply_poly_transforms): Remove legality test before
3182 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3184 * graphite-dependences.c (pddr_original_scattering): Return NULL
3185 for read-read dependence relations.
3186 * graphite-poly.h (enum poly_dr_type): Fix comment.
3189 (pdr_may_write_p): New.
3191 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3193 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
3194 (struct poly_dr): Same.
3195 (new_poly_dr): Same.
3196 * graphite-poly.c (new_poly_dr): Same.
3197 * graphite-dependences.c (dot_deps): Disable call to system.
3199 2009-08-28 Cary Coutant <ccoutant@google.com>
3202 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
3203 struct/union/enum types local to a function.
3205 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3206 Sebastian Pop <sebastian.pop@amd.com>
3208 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
3209 pbb_strip_mine_time_depth. Changed the implementation so that
3210 transformation is expressed as a transformation on
3211 time (scatttering) dimensions. Also, ensures that the 2d+1
3212 scheduling format is preserved.
3213 (pbb_strip_mine_profitable_p): Profitability is based on the
3214 iteration number of a given time (scattering) dimension,
3215 and not on a original loop depth dimension.
3216 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
3217 (pbb_do_strip_mine): Call psct_dynamic_dim.
3218 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
3219 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
3220 (pbb_nb_dynamic_scattering_transform): New.
3221 (psct_dynamic_dim): New.
3223 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3225 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3226 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3227 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
3228 * graphite-interchange.c (build_linearized_memory_access): Same.
3229 (memory_stride_in_loop): Same.
3231 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3233 * graphite-dependences.c (pddr_original_scattering): New.
3234 (graphite_legal_transform_dr): Call pddr_original_scattering.
3237 * graphite-dependences.h (dot_deps): Declared.
3238 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
3239 (print_pdr): Print PDR_ID.
3240 * graphite-poly.h (struct poly_dr): Add field id.
3243 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
3245 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3247 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
3248 not delete the original dependence relation.
3250 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3252 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
3253 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
3254 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
3255 (free_poly_ddr): New.
3256 (pddr_is_empty): New.
3257 (dependence_polyhedron_1): Now returns a poly_ddr_p.
3258 (dependence_polyhedron): Same. Remove useless gcc_assert.
3260 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3261 (graphite_carried_dependence_level_k): Call pddr_is_empty.
3262 * graphite-dependences.h (enum poly_dependence_kind): New.
3263 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
3264 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3265 (PDRP_SINK): Renamed PDDR_SINK.
3266 (PDRP_DDP): Renamed PDDR_DDP.
3268 (free_poly_ddr): Declared.
3269 * graphite-poly.c (new_scop): Use the new hash function names.
3270 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3271 into original_pddrs.
3272 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3274 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3276 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3277 bounds with LT_EXPR to make niter analysis more precise on code
3278 generated by Graphite.
3280 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3282 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3283 (graphite_legal_transform_bb): Same.
3284 (poly_drs_may_alias_p): Same.
3286 2009-08-28 Richard Guenther <rguenther@suse.de>
3288 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
3290 2009-08-28 Jan Beulich <jbeulich@novell.com>
3292 * config/i386/netware.c: Include langhooks.h.
3293 (i386_nlm_encode_section_info): Simplify.
3294 (netware_override_options): Delete.
3295 * config/i386/netware.h (netware_override_options): Delete
3297 (OVERRIDE_OPTIONS): Delete definition.
3298 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3299 (ASM_COMMENT_START): Define.
3300 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
3302 2009-08-28 Jan Beulich <jbeulich@novell.com>
3304 * configure.ac: For in-tree ld, do a plain version check to
3305 determine whether comdat groups are supported.
3306 * configure: Regenerate.
3308 2009-08-28 Olivier Hainque <hainque@adacore.com>
3310 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
3311 always defined. Reflect definition or absence of such for
3312 COLLECT_EXPORT_LIST. Readability helper.
3313 (scanfilter): New enum, to help control what symbols
3314 are to be considered or ignored by scan_prog_file.
3315 (enum pass): Rename as "scanpass", moved together with scanfilter
3316 prior to scan_prog_file's prototype.
3317 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
3318 Group prototype with the scanpass/scanfilter definitions, factorize
3319 head comments for the several implementations at the prototype.
3320 (main): Reorganize the first pass link control to let AIX
3321 drag only the needed frame tables in executables. Prevent
3322 frame tables collection during the scan aimed at static ctors.
3323 Pre-link and scan for frame tables later to compensate.
3324 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
3325 A C statement to issue assembly directives that create a reference
3326 to the given DWARF table identifier label from the current function
3328 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
3329 to differentiate first time section entry. Only emit a .data
3330 tables start identifier label the first time around.
3331 (switch_to_frame_table_section): New function. Helper for
3332 output_call_frame_info to switch possibly BACK into the eh_frame
3333 or the debug_frame section depending on FOR_EH.
3334 (output_call_frame_info): Use helper to first enter the proper
3336 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
3337 emit a link to the frame table start label from each function
3339 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3340 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
3341 * config/rs6000/rs6000-protos.h: Declare it.
3342 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
3344 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3346 * config/sh/sh.c (split_branches): Check the result of
3349 2009-08-27 Steve Ellcey <sje@cup.hp.com>
3351 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
3352 using -pthread -fopenmp
3354 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3356 * doc/service.texi (service directory): Update URL.
3358 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
3360 PR rtl-optimization/40861
3361 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
3362 extract word from a multi-word subreg for negative byte positions.
3364 2009-08-27 Tristan Gingold <gingold@adacore.com>
3365 Douglas B Rupp <rupp@gnat.com>
3367 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
3368 (SECTION_VMS_OVERLAY): Define.
3369 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
3371 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
3373 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
3374 common_object declarations.
3375 (ia64_section_type_flags): Set section flag for common_object.
3376 * config/ia64/ia64-protos.h
3377 (ia64_vms_output_aligned_decl_common): Declare.
3378 (ia64_vms_elf_asm_named_section): Declare.
3380 2009-08-27 Michael Matz <matz@suse.de>
3382 * expr.c (expand_expr_real_2): New function taking exploded
3383 unary or binary expression, split out from ...
3384 (expand_expr_real_1): ... here. Move over all unary/binary
3385 switch parts to above function, in particular these codes:
3386 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
3387 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
3388 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
3389 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
3390 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
3391 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
3392 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
3393 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
3394 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
3395 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
3396 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
3397 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
3398 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
3399 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
3400 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
3401 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
3402 VEC_PACK_FIX_TRUNC_EXPR.
3403 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
3406 2009-08-27 Richard Guenther <rguenther@suse.de>
3408 * gengtype.c (main): Handle uint64_t.
3409 * ipa-utils.c (get_base_var): Indent properly.
3410 * tree-ssa-live.c (debug_scope_block): New function.
3411 * tree-flow.h (debug_scope_block): Declare.
3412 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
3413 * basic-block.h (enum profile_status): Rename to
3414 enum profile_status_d.
3415 (x_profile_status): Adjust type.
3417 2009-08-27 Dodji Seketeli <dodji@redhat.com>
3420 * dwarf2out.c (get_context_die): Declare this static function.
3421 (gen_type_die_with_usage): Make sure a DIE is a generated for
3422 the context of a typedef.
3424 2009-08-26 Anatoly Sokolov <aesok@post.ru>
3426 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
3429 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
3431 * config/mips/mips-protos.h (mips_output_sync): Declare.
3432 (mips_sync_loop_insns): Likewise.
3433 (mips_output_sync_loop): Replace first two parameters with an rtx.
3434 * config/mips/mips.c (mips_multi_member): New structure.
3435 (mips_multi_members): New variable.
3436 (mips_multi_start): New function.
3437 (mips_multi_add): Likewise.
3438 (mips_multi_add_insn): Likewise.
3439 (mips_multi_add_label): Likewise.
3440 (mips_multi_last_index): Likewise.
3441 (mips_multi_copy_insn): Likewise.
3442 (mips_multi_set_operand): Likewise.
3443 (mips_multi_write): Likewise.
3444 (mips_print_operand_punctuation): Remove '%|' and '%-'.
3445 (mips_init_print_operand_punct): Update accordingly.
3446 (mips_start_ll_sc_sync_block): New function.
3447 (mips_end_ll_sc_sync_block): Likewise.
3448 (mips_output_sync): Likewise.
3449 (mips_sync_insn1_template): Likewise.
3450 (mips_sync_insn2_template): Likewise.
3451 (mips_get_sync_operand): Likewise.
3452 (mips_process_sync_loop): Likewise.
3453 (mips_output_sync_loop): Use mips_process_sync_loop.
3454 (mips_sync_loop_insns): New function.
3455 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
3456 (MIPS_COMPARE_AND_SWAP_12): Likewise.
3457 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
3458 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
3459 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
3460 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
3461 (MIPS_SYNC_OLD_OP_12): Likewise.
3462 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
3463 (MIPS_SYNC_NEW_OP_12): Likewise.
3464 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
3465 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
3466 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
3467 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
3468 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
3469 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
3470 * config/mips/mips.md (sync_mem): New attribute.
3471 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
3472 (sync_exclusive_mask, sync_required_oldval): Likewise.
3473 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
3474 (sync_release_barrier): Likewise.
3475 (length): Handle sync loops.
3476 (sync): Use mips_output_sync.
3477 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
3478 (sync_compare_and_swap<mode>): Set the new sync_* attributes
3479 and use mips_output_sync_loop.
3480 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
3481 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
3482 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
3483 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
3484 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
3485 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
3486 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
3487 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
3488 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
3490 2009-08-26 Richard Guenther <rguenther@suse.de>
3493 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
3494 the types to not match.
3495 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
3497 * tree-ssa.c (useless_type_conversion_p): Conversions to
3498 pointers to unprototyped functions are useless.
3500 2009-08-26 Richard Guenther <rguenther@suse.de>
3502 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
3503 whole-program condition, prepare to be called for non-globals.
3504 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
3505 params build a representative with known type and track its fields.
3507 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
3509 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
3510 clearing by a taken branch.
3511 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
3512 effectively after bbro pass.
3513 (sync_nand<mode>): Ditto.
3514 (sync_old_<fetchop_name><mode>): Ditto.
3515 (sync_old_nand<mode>): Ditto.
3516 (sync_new_<fetchop_name><mode>): Dito.
3517 (sync_new_nand<mode>): Ditto.
3518 (sync_compare_and_swap<mode>_1): Ditto.
3519 (*sync_compare_and_swap<mode>): Ditto.
3520 (sync_lock_test_and_set<mode>_1): Ditto.
3521 ("sync_lock_test_and_set<mode>): Ditto.
3523 2009-08-25 Douglas B Rupp <rupp@gnat.com>
3525 * hwint.h (HOST_LONG_FORMAT): New macro
3526 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
3527 Use HOST_PTR_PRINTF.
3528 * system.h (HOST_PTR_PRINTF): Resurrect old macro
3529 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
3530 (HOST_PTR_PRINTF): Document.
3532 2009-08-25 Jan Hubicka <jh@suse.cz>
3534 * config/i386/bmmintrin.h: Replace by #error.
3537 Michael Meissner <michael.meissner@amd.com>
3538 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3539 Tony Linthicum <tony.linthicum@amd.com>
3541 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3542 (TARGET_ROUND): New macro for the round/ptest instructions which
3543 are shared between SSE4.1 and SSE5.
3544 (OPTION_MASK_ISA_ROUND): Ditto.
3545 (OPTION_ISA_ROUND): Ditto.
3546 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3547 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3549 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3550 (-mfused-madd): New switch to give users control over whether the
3551 compiler optimizes to use the multiply/add SSE5 instructions.
3553 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
3554 (ix86_handle_option): Turn off 3dnow if -msse5.
3555 (override_options): Add SSE5 support.
3556 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3558 (ix86_expand_sse_movcc): Add SSE5 support.
3559 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3560 vector type to the next largest size.
3561 (ix86_expand_sse5_pack): New function to use pperm to pack a
3562 vector type to the next smallest size.
3563 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3564 (IX86_BUILTIN_FMADDSD): Ditto.
3565 (IX86_BUILTIN_FMADDPS): Ditto.
3566 (IX86_BUILTIN_FMADDPD): Ditto.
3567 (IX86_BUILTIN_FMSUBSS): Ditto.
3568 (IX86_BUILTIN_FMSUBSD): Ditto.
3569 (IX86_BUILTIN_FMSUBPS): Ditto.
3570 (IX86_BUILTIN_FMSUBPD): Ditto.
3571 (IX86_BUILTIN_FNMADDSS): Ditto.
3572 (IX86_BUILTIN_FNMADDSD): Ditto.
3573 (IX86_BUILTIN_FNMADDPS): Ditto.
3574 (IX86_BUILTIN_FNMADDPD): Ditto.
3575 (IX86_BUILTIN_FNMSUBSS): Ditto.
3576 (IX86_BUILTIN_FNMSUBSD): Ditto.
3577 (IX86_BUILTIN_FNMSUBPS): Ditto.
3578 (IX86_BUILTIN_FNMSUBPD): Ditto.
3579 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3580 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3581 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3582 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3583 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3584 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3585 (IX86_BUILTIN_PPERM): Ditto.
3586 (IX86_BUILTIN_PERMPS): Ditto.
3587 (IX86_BUILTIN_PERMPD): Ditto.
3588 (IX86_BUILTIN_PMACSSWW): Ditto.
3589 (IX86_BUILTIN_PMACSWW): Ditto.
3590 (IX86_BUILTIN_PMACSSWD): Ditto.
3591 (IX86_BUILTIN_PMACSWD): Ditto.
3592 (IX86_BUILTIN_PMACSSDD): Ditto.
3593 (IX86_BUILTIN_PMACSDD): Ditto.
3594 (IX86_BUILTIN_PMACSSDQL): Ditto.
3595 (IX86_BUILTIN_PMACSSDQH): Ditto.
3596 (IX86_BUILTIN_PMACSDQL): Ditto.
3597 (IX86_BUILTIN_PMACSDQH): Ditto.
3598 (IX86_BUILTIN_PMADCSSWD): Ditto.
3599 (IX86_BUILTIN_PMADCSWD): Ditto.
3600 (IX86_BUILTIN_PHADDBW): Ditto.
3601 (IX86_BUILTIN_PHADDBD): Ditto.
3602 (IX86_BUILTIN_PHADDBQ): Ditto.
3603 (IX86_BUILTIN_PHADDWD): Ditto.
3604 (IX86_BUILTIN_PHADDWQ): Ditto.
3605 (IX86_BUILTIN_PHADDDQ): Ditto.
3606 (IX86_BUILTIN_PHADDUBW): Ditto.
3607 (IX86_BUILTIN_PHADDUBD): Ditto.
3608 (IX86_BUILTIN_PHADDUBQ): Ditto.
3609 (IX86_BUILTIN_PHADDUWD): Ditto.
3610 (IX86_BUILTIN_PHADDUWQ): Ditto.
3611 (IX86_BUILTIN_PHADDUDQ): Ditto.
3612 (IX86_BUILTIN_PHSUBBW): Ditto.
3613 (IX86_BUILTIN_PHSUBWD): Ditto.
3614 (IX86_BUILTIN_PHSUBDQ): Ditto.
3615 (IX86_BUILTIN_PROTB): Ditto.
3616 (IX86_BUILTIN_PROTW): Ditto.
3617 (IX86_BUILTIN_PROTD): Ditto.
3618 (IX86_BUILTIN_PROTQ): Ditto.
3619 (IX86_BUILTIN_PROTB_IMM): Ditto.
3620 (IX86_BUILTIN_PROTW_IMM): Ditto.
3621 (IX86_BUILTIN_PROTD_IMM): Ditto.
3622 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3623 (IX86_BUILTIN_PSHLB): Ditto.
3624 (IX86_BUILTIN_PSHLW): Ditto.
3625 (IX86_BUILTIN_PSHLD): Ditto.
3626 (IX86_BUILTIN_PSHLQ): Ditto.
3627 (IX86_BUILTIN_PSHAB): Ditto.
3628 (IX86_BUILTIN_PSHAW): Ditto.
3629 (IX86_BUILTIN_PSHAD): Ditto.
3630 (IX86_BUILTIN_PSHAQ): Ditto.
3631 (IX86_BUILTIN_FRCZSS): Ditto.
3632 (IX86_BUILTIN_FRCZSD): Ditto.
3633 (IX86_BUILTIN_FRCZPS): Ditto.
3634 (IX86_BUILTIN_FRCZPD): Ditto.
3635 (IX86_BUILTIN_CVTPH2PS): Ditto.
3636 (IX86_BUILTIN_CVTPS2PH): Ditto.
3637 (IX86_BUILTIN_COMEQSS): Ditto.
3638 (IX86_BUILTIN_COMNESS): Ditto.
3639 (IX86_BUILTIN_COMLTSS): Ditto.
3640 (IX86_BUILTIN_COMLESS): Ditto.
3641 (IX86_BUILTIN_COMGTSS): Ditto.
3642 (IX86_BUILTIN_COMGESS): Ditto.
3643 (IX86_BUILTIN_COMUEQSS): Ditto.
3644 (IX86_BUILTIN_COMUNESS): Ditto.
3645 (IX86_BUILTIN_COMULTSS): Ditto.
3646 (IX86_BUILTIN_COMULESS): Ditto.
3647 (IX86_BUILTIN_COMUGTSS): Ditto.
3648 (IX86_BUILTIN_COMUGESS): Ditto.
3649 (IX86_BUILTIN_COMORDSS): Ditto.
3650 (IX86_BUILTIN_COMUNORDSS): Ditto.
3651 (IX86_BUILTIN_COMFALSESS): Ditto.
3652 (IX86_BUILTIN_COMTRUESS): Ditto.
3653 (IX86_BUILTIN_COMEQSD): Ditto.
3654 (IX86_BUILTIN_COMNESD): Ditto.
3655 (IX86_BUILTIN_COMLTSD): Ditto.
3656 (IX86_BUILTIN_COMLESD): Ditto.
3657 (IX86_BUILTIN_COMGTSD): Ditto.
3658 (IX86_BUILTIN_COMGESD): Ditto.
3659 (IX86_BUILTIN_COMUEQSD): Ditto.
3660 (IX86_BUILTIN_COMUNESD): Ditto.
3661 (IX86_BUILTIN_COMULTSD): Ditto.
3662 (IX86_BUILTIN_COMULESD): Ditto.
3663 (IX86_BUILTIN_COMUGTSD): Ditto.
3664 (IX86_BUILTIN_COMUGESD): Ditto.
3665 (IX86_BUILTIN_COMORDSD): Ditto.
3666 (IX86_BUILTIN_COMUNORDSD): Ditto.
3667 (IX86_BUILTIN_COMFALSESD): Ditto.
3668 (IX86_BUILTIN_COMTRUESD): Ditto.
3669 (IX86_BUILTIN_COMEQPS): Ditto.
3670 (IX86_BUILTIN_COMNEPS): Ditto.
3671 (IX86_BUILTIN_COMLTPS): Ditto.
3672 (IX86_BUILTIN_COMLEPS): Ditto.
3673 (IX86_BUILTIN_COMGTPS): Ditto.
3674 (IX86_BUILTIN_COMGEPS): Ditto.
3675 (IX86_BUILTIN_COMUEQPS): Ditto.
3676 (IX86_BUILTIN_COMUNEPS): Ditto.
3677 (IX86_BUILTIN_COMULTPS): Ditto.
3678 (IX86_BUILTIN_COMULEPS): Ditto.
3679 (IX86_BUILTIN_COMUGTPS): Ditto.
3680 (IX86_BUILTIN_COMUGEPS): Ditto.
3681 (IX86_BUILTIN_COMORDPS): Ditto.
3682 (IX86_BUILTIN_COMUNORDPS): Ditto.
3683 (IX86_BUILTIN_COMFALSEPS): Ditto.
3684 (IX86_BUILTIN_COMTRUEPS): Ditto.
3685 (IX86_BUILTIN_COMEQPD): Ditto.
3686 (IX86_BUILTIN_COMNEPD): Ditto.
3687 (IX86_BUILTIN_COMLTPD): Ditto.
3688 (IX86_BUILTIN_COMLEPD): Ditto.
3689 (IX86_BUILTIN_COMGTPD): Ditto.
3690 (IX86_BUILTIN_COMGEPD): Ditto.
3691 (IX86_BUILTIN_COMUEQPD): Ditto.
3692 (IX86_BUILTIN_COMUNEPD): Ditto.
3693 (IX86_BUILTIN_COMULTPD): Ditto.
3694 (IX86_BUILTIN_COMULEPD): Ditto.
3695 (IX86_BUILTIN_COMUGTPD): Ditto.
3696 (IX86_BUILTIN_COMUGEPD): Ditto.
3697 (IX86_BUILTIN_COMORDPD): Ditto.
3698 (IX86_BUILTIN_COMUNORDPD): Ditto.
3699 (IX86_BUILTIN_COMFALSEPD): Ditto.
3700 (IX86_BUILTIN_COMTRUEPD): Ditto.
3701 (IX86_BUILTIN_PCOMEQUB): Ditto.
3702 (IX86_BUILTIN_PCOMNEUB): Ditto.
3703 (IX86_BUILTIN_PCOMLTUB): Ditto.
3704 (IX86_BUILTIN_PCOMLEUB): Ditto.
3705 (IX86_BUILTIN_PCOMGTUB): Ditto.
3706 (IX86_BUILTIN_PCOMGEUB): Ditto.
3707 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3708 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3709 (IX86_BUILTIN_PCOMEQUW): Ditto.
3710 (IX86_BUILTIN_PCOMNEUW): Ditto.
3711 (IX86_BUILTIN_PCOMLTUW): Ditto.
3712 (IX86_BUILTIN_PCOMLEUW): Ditto.
3713 (IX86_BUILTIN_PCOMGTUW): Ditto.
3714 (IX86_BUILTIN_PCOMGEUW): Ditto.
3715 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3716 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3717 (IX86_BUILTIN_PCOMEQUD): Ditto.
3718 (IX86_BUILTIN_PCOMNEUD): Ditto.
3719 (IX86_BUILTIN_PCOMLTUD): Ditto.
3720 (IX86_BUILTIN_PCOMLEUD): Ditto.
3721 (IX86_BUILTIN_PCOMGTUD): Ditto.
3722 (IX86_BUILTIN_PCOMGEUD): Ditto.
3723 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3724 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3725 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3726 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3727 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3728 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3729 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3730 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3731 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3732 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3733 (IX86_BUILTIN_PCOMEQB): Ditto.
3734 (IX86_BUILTIN_PCOMNEB): Ditto.
3735 (IX86_BUILTIN_PCOMLTB): Ditto.
3736 (IX86_BUILTIN_PCOMLEB): Ditto.
3737 (IX86_BUILTIN_PCOMGTB): Ditto.
3738 (IX86_BUILTIN_PCOMGEB): Ditto.
3739 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3740 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3741 (IX86_BUILTIN_PCOMEQW): Ditto.
3742 (IX86_BUILTIN_PCOMNEW): Ditto.
3743 (IX86_BUILTIN_PCOMLTW): Ditto.
3744 (IX86_BUILTIN_PCOMLEW): Ditto.
3745 (IX86_BUILTIN_PCOMGTW): Ditto.
3746 (IX86_BUILTIN_PCOMGEW): Ditto.
3747 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3748 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3749 (IX86_BUILTIN_PCOMEQD): Ditto.
3750 (IX86_BUILTIN_PCOMNED): Ditto.
3751 (IX86_BUILTIN_PCOMLTD): Ditto.
3752 (IX86_BUILTIN_PCOMLED): Ditto.
3753 (IX86_BUILTIN_PCOMGTD): Ditto.
3754 (IX86_BUILTIN_PCOMGED): Ditto.
3755 (IX86_BUILTIN_PCOMFALSED): Ditto.
3756 (IX86_BUILTIN_PCOMTRUED): Ditto.
3757 (IX86_BUILTIN_PCOMEQQ): Ditto.
3758 (IX86_BUILTIN_PCOMNEQ): Ditto.
3759 (IX86_BUILTIN_PCOMLTQ): Ditto.
3760 (IX86_BUILTIN_PCOMLEQ): Ditto.
3761 (IX86_BUILTIN_PCOMGTQ): Ditto.
3762 (IX86_BUILTIN_PCOMGEQ): Ditto.
3763 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3764 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3765 (enum multi_arg_type): New enum for describing the various SSE5
3766 intrinsic argument types.
3767 (bdesc_multi_arg): New table for SSE5 intrinsics.
3768 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3769 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3771 (ix86_expand_builtin): Add SSE5 intrinsic support.
3772 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3773 operand instructions.
3774 (ix86_expand_sse5_multiple_memory): New function to split the
3775 second memory reference from SSE5 instructions.
3776 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3777 (ix86_return_pops_args): Use stdarg_p to determine if the function
3778 has variable arguments.
3779 (ix86_setup_incoming_varargs): Ditto.
3780 (x86_this_parameter): Ditto.
3782 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3784 (ix86_expand_sse5_pack): Ditto.
3785 (ix86_sse5_valid_op_p): Ditto.
3786 (ix86_expand_sse5_multiple_memory): Ditto.
3788 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3789 constant for SSE5 support.
3790 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3791 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3792 (UNSPEC_SSE5_PERMUTE): Ditto.
3793 (UNSPEC_SSE5_ASHIFT): Ditto.
3794 (UNSPEC_SSE5_LSHIFT): Ditto.
3795 (UNSPEC_FRCZ): Ditto.
3796 (UNSPEC_CVTPH2PS): Ditto.
3797 (UNSPEC_CVTPS2PH): Ditto.
3798 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3800 (COM_FALSE_S): Ditto.
3801 (COM_FALSE_P): Ditto.
3802 (COM_TRUE_S): Ditto.
3803 (COM_TRUE_P): Ditto.
3804 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3805 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3807 (memory attribute): Ditto.
3808 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3809 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3810 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3811 (floor<mode>2): Ditto.
3812 (ceil<mode>2): Ditto.
3813 (btrunc<mode>2): Ditto.
3814 (nearbyintdf2): Ditto.
3815 (nearbyintsf2): Ditto.
3816 (sse_setccsf): Disable if SSE5.
3817 (sse_setccdf): Ditto.
3818 (sse5_setcc<mode>): New support for SSE5 conditional move.
3819 (sse5_pcmov_<mode>): Ditto.
3821 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3823 (SSEMODEF2P): Ditto.
3824 (ssemodesuffixf4): New mode attribute for SSE5.
3825 (ssemodesuffixf2s): Ditto.
3826 (ssemodesuffixf2c): Ditto.
3827 (sserotatemax): Ditto.
3828 (ssescalarmode): Ditto.
3829 (sse_maskcmpv4sf3): Disable if SSE5.
3830 (sse_maskcmpv2df3): Ditto.
3831 (sse_vmmaskcmpv4sf3): Ditto.
3832 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
3833 (sse5_vmfmadd<mode>4): Ditto.
3834 (sse5_fmsub<mode>4): Ditto.
3835 (sse5_vmfmsub<mode>4): Ditto.
3836 (sse5_fnmadd<mode>4): Ditto.
3837 (sse5_vmfnmadd<mode>4): Ditto.
3838 (sse5_fnmsub<mode>4): Ditto.
3839 (sse5_vmfnmsub<mode>4): Ditto.
3840 (sse5i_fmadd<mode>4): Ditto.
3841 (sse5i_fmsub<mode>4): Ditto.
3842 (sse5i_fnmadd<mode>4): Ditto.
3843 (sse5i_fnmsub<mode>4): Ditto.
3844 (sse5i_vmfmadd<mode>4): Ditto.
3845 (sse5i_vmfmsub<mode>4): Ditto.
3846 (sse5i_vmfnmadd<mode>4): Ditto.
3847 (sse5i_vmfnmsub<mode>4): Ditto.
3848 (mulv16qi3): Add SSE5 support.
3850 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
3851 (sse2_mulv4si3): Disable if SSE5.
3852 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
3853 (sse4_1_roundps): Ditto.
3854 (sse4_1_roundsd): Ditto.
3855 (sse4_1_roundss): Ditto.
3856 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
3858 (sse_maskcmpsf3): Ditto.
3859 (sse_vmmaskcmpv4sf3): Ditto.
3860 (sse2_maskcmpv2df3): Ditto.
3861 (sse2_maskcmpdf3): Ditto.
3862 (sse2_vmmaskcmpv2df3): Ditto.
3863 (sse2_eq<mode>3): Ditto.
3864 (sse2_gt<mode>3): Ditto.
3865 (sse5_pcmov_<mode>): Add SSE5 support.
3866 (vec_unpacku_hi_v16qi): Ditto.
3867 (vec_unpacks_hi_v16qi): Ditto.
3868 (vec_unpacku_lo_v16qi): Ditto.
3869 (vec_unpacks_lo_v16qi): Ditto.
3870 (vec_unpacku_hi_v8hi): Ditto.
3871 (vec_unpacks_hi_v8hi): Ditto.
3872 (vec_unpacku_lo_v8hi): Ditto.
3873 (vec_unpacks_lo_v8hi): Ditto.
3874 (vec_unpacku_hi_v4si): Ditto.
3875 (vec_unpacks_hi_v4si): Ditto.
3876 (vec_unpacku_lo_v4si): Ditto.
3877 (vec_unpacks_lo_v4si): Ditto.
3878 (sse5_pmacsww): New SSE5 intrinsic insn.
3879 (sse5_pmacssww): Ditto.
3880 (sse5_pmacsdd): Ditto.
3881 (sse5_pmacssdd): Ditto.
3882 (sse5_pmacssdql): Ditto.
3883 (sse5_pmacssdqh): Ditto.
3884 (sse5_pmacsdqh): Ditto.
3885 (sse5_pmacsswd): Ditto.
3886 (sse5_pmacswd): Ditto.
3887 (sse5_pmadcsswd): Ditto.
3888 (sse5_pmadcswd): Ditto.
3889 (sse5_pcmov_<move>): Conditional move support on SSE5.
3890 (sse5_phaddbw): New SSE5 intrinsic insn.
3891 (sse5_phaddbd): Ditto.
3892 (sse5_phaddbq): Ditto.
3893 (sse5_phaddwd): Ditto.
3894 (sse5_phaddwq): Ditto.
3895 (sse5_phadddq): Ditto.
3896 (sse5_phaddubw): Ditto.
3897 (sse5_phaddubd): Ditto.
3898 (sse5_phaddubq): Ditto.
3899 (sse5_phadduwd): Ditto.
3900 (sse5_phadduwq): Ditto.
3901 (sse5_phaddudq): Ditto.
3902 (sse5_phsubbw): Ditto.
3903 (sse5_phsubwd): Ditto.
3904 (sse5_phsubdq): Ditto.
3905 (sse5_pperm): Ditto.
3906 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
3907 (sse5_pperm_zero_v16qi_v8hi): Ditto.
3908 (sse5_pperm_sign_v8hi_v4si): Ditto.
3909 (sse5_pperm_zero_v8hi_v4si): Ditto.
3910 (sse5_pperm_sign_v4si_v2di): Ditto.
3911 (sse5_pperm_sign_v4si_v2di): Ditto.
3912 (sse5_pperm_pack_v2di_v4si): Ditto.
3913 (sse5_pperm_pack_v4si_v8hi): Ditto.
3914 (sse5_pperm_pack_v8hi_v16qi): Ditto.
3915 (sse5_perm<mode>): New SSE5 intrinsic insn.
3916 (rotl<mode>3): Ditto.
3917 (sse5_rotl<mode>3): Ditto.
3918 (sse5_ashl<mode>3): Ditto.
3919 (sse5_lshl<mode>3): Ditto.
3920 (sse5_frcz<mode>2): Ditto.
3921 (sse5s_frcz<mode>2): Ditto.
3922 (sse5_cvtph2ps): Ditto.
3923 (sse5_cvtps2ph): Ditto.
3924 (sse5_vmmaskcmp<mode>3): Ditto.
3925 (sse5_com_tf<mode>3): Ditto.
3926 (sse5_maskcmp<mode>3): Ditto.
3927 (sse5_maskcmp_uns<mode>3): Ditto.
3928 (sse5_maskcmp_uns2<mode>3): Ditto.
3929 (sse5_pcom_tf<mode>3): Ditto.
3931 * config/i386/predicates.md (sse5_comparison_float_operator):
3932 New predicate to match the comparison operators supported by
3933 the SSE5 com instruction.
3934 (ix86_comparison_int_operator): New predicate to match just the
3935 signed int comparisons.
3936 (ix86_comparison_uns_operator): New predicate to match just the
3937 unsigned int comparisons.
3939 * doc/invoke.texi (-msse5): Add documentation.
3940 (-mfused-madd): Ditto.
3942 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
3944 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
3946 (x86_64-*-*): Ditto.
3948 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
3950 * config/i386/bmmintrin.h: New file, provide common x86 compiler
3951 intrinisics for SSE5.
3953 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
3956 * config/i386/mmintrin-common.h: New file, to contain common
3957 instructions between SSE4.1 and SSE5.
3959 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
3960 FOREACH_FUNCTION_ARGS to iterate over the argument list.
3961 (gen_regparm_prefix): Ditto.
3963 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
3964 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
3965 prototype_p to determine if a function is prototyped.
3967 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
3969 * c-common.c (c_common_reswords) add the alignof keyword,
3970 with same RID as __alignof and __alignof__
3972 2009-08-25 Anatoly Sokolov <aesok@post.ru>
3974 * hooks.h (hook_bool_const_int_const_int_true): Declare.
3975 * hooks.c (hook_bool_const_int_const_int_true): New function.
3976 * target.h (struct gcc_target): Add can_eliminate field.
3977 * target-def.h (TARGET_CAN_ELIMINATE): Define.
3978 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
3979 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
3980 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
3981 (elim_table): Revise comment.
3982 * system.h (CAN_ELIMINATE): Poison.
3983 * defaults.h (CAN_ELIMINATE): Remove.
3984 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
3986 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
3987 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
3989 (alpha_vms_can_eliminate): Declare as static, change return type to
3991 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
3993 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
3994 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
3995 (arm_can_eliminate): New function.
3997 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
3998 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
3999 (avr_can_eliminate): Declare as static.
4000 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
4002 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
4003 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
4004 (bfin_can_eliminate): New function.
4006 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
4007 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
4008 (crx_can_eliminate): New function.
4010 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
4011 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
4012 (fr30_can_eliminate): New function.
4014 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
4015 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
4016 (frv_can_eliminate): New function.
4018 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
4019 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
4020 (h8300_can_eliminate): New function.
4022 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
4023 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
4024 (i386_can_eliminate): Declare as static, change return type to bool.
4025 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
4027 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
4028 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
4029 (ia64_can_eliminate): New function.
4031 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
4032 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
4033 (iq2000_can_eliminate): New function.
4035 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
4036 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
4037 (m32r_can_eliminate): New function.
4039 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
4040 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
4041 (m68hc11_can_eliminate): New function.
4043 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
4044 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
4045 (m68k_can_eliminate): New function.
4047 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
4048 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
4049 (mep_can_eliminate): New function.
4051 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
4052 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
4053 (mips_can_eliminate): New function.
4055 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
4056 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
4057 (rs6000_can_eliminate): New function.
4059 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
4060 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
4061 (s390_can_eliminate): Declare as static.
4062 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
4064 * config/score/score.h (CAN_ELIMINATE): Remove macro.
4065 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
4066 (score_can_eliminate): New function.
4068 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
4069 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
4070 (sparc_can_eliminate): Declare as static.
4071 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
4073 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
4074 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
4075 (xstormy16_can_eliminate): New function.
4077 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
4078 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
4079 (v850_can_eliminate): New function.
4081 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
4083 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
4084 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
4085 (*movdfcc_ext[1234]): Disable for IEEE mode.
4087 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
4089 * gimplify.c (prepare_gimple_addressable): New static function.
4090 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
4092 (gimplify_addr_expr): Invoke it similarly on the operand instead of
4093 manually fiddling with it.
4095 2009-08-25 Michael Matz <matz@suse.de>
4097 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
4098 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
4100 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
4101 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
4102 (do_jump): Split out code for simple binary comparisons into ...
4103 (do_jump_1): ... this, taking the individual operands and code.
4104 Change callers to helper function above accordingly.
4105 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
4108 2009-08-25 Michael Matz <matz@suse.de>
4110 * expr.h (struct separate_ops, sepops): New type for passing
4111 around an exploded simple expression.
4112 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
4113 Use this structure instead of expression tree.
4114 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
4115 expression, only its type.
4116 (expand_vec_cond_expr): Take type and individual operands instead
4118 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
4119 expand_vec_shift_expr): Change prototype accordingly.
4120 * tree-vect-stmts.c (vectorizable_condition): Change call of
4121 expand_vec_cond_expr_p to pass only type.
4122 * expr.c (do_store_flags): Change prototype and implementation
4123 to take an exploded expression.
4124 (expand_expr_real_1): New local ops initialized with details
4125 of the full expression. Use it instead of full
4126 expression in calls to do_store_flags, expand_vec_cond_expr,
4127 expand_widen_pattern_expr and expand_vec_shift_expr.
4129 2009-08-25 Michael Matz <matz@suse.de>
4131 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
4132 treeop2 initialized with first three operands of the full expression.
4133 Substitute all TREE_OPERAND (exp, [012]) calls with them.
4135 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
4137 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
4138 (__gthread_objc_condition_allocate): Mark arguments as unused.
4139 (__gthread_objc_condition_deallocate): Likewise.
4140 (__gthread_objc_condition_wait): Likewise.
4141 (__gthread_objc_condition_broadcast): Likewise.
4142 (__gthread_objc_condition_signal): Likewise.
4143 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
4144 (__gthread_objc_thread_id): Likewise.
4146 2009-08-25 Janus Weil <janus@gcc.gnu.org>
4149 * tree-pretty-print.c (print_call_name): Print the correct call name
4150 for procedure pointer components.
4152 2009-08-24 Steve Ellcey <sje@cup.hp.com>
4154 * config/ia64/ia64.c (ia64_promote_function_mode): Call
4155 default_promote_function_mode when not VMS.
4157 2009-08-24 Olivier Hainque <hainque@adacore.com>
4159 * convert.c (convert_to_integer): Don't assume an input pointer is
4160 POINTER_SIZE wide. Fetch from the type instead.
4162 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4164 * configure.ac (AC_PREREQ): Bump to 2.64.
4166 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
4168 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
4169 (process_command): Don't search standard_exec_prefix_1 and
4170 standard_exec_prefix_2.
4172 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4174 * config/arm/arm.c (output_return_instruction): Handle for
4177 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4179 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
4181 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4183 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
4184 (*arm_movdf_vfp): Likewise.
4186 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4188 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
4189 (vashr<mode>3): Rename from ashr<mode>3.
4190 (vlshr<mode>3): Rename from lshr<mode>3.
4192 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
4195 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
4196 (check_format_info_main): Use scalar_identify_flag.
4197 (check_format_types): Check for scalar size identity if
4198 scalar_identify_flag is set.
4199 (printf_length_specs): Extend by new field.
4200 (asm_fprintf_length_specs): Likewise.
4201 (gcc_diag_length_specs): Likewise.
4202 (scanf_length_specs): Likewise.
4203 (strfmon_length_specs): Likewise.
4204 (gcc_gfc_length_specs): Likewise.
4205 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
4206 (ms_printf_flag_specs): Likewise.
4207 * c-format.h (format_length_info): Add new member scalar_identity_flag.
4209 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
4212 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
4213 (*call_value_pop_1): Ditto.
4214 (*sibcall_pop_1): New insn pattern.
4215 (*sibcall_value_pop_1): Ditto.
4217 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4220 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
4223 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4226 * fwprop.c (try_fwprop_subst): Allow multiple sets.
4227 (get_reg_use_in): New function.
4228 (forward_propagate_subreg): Propagate through subreg of zero_extend
4231 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
4233 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
4234 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4236 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4238 * configure.ac: Remove --with-datarootdir, --with-docdir,
4239 --with-htmldir switches. No need to call AC_SUBST for
4240 datarootdir, docdir, htmldir any more.
4241 * configure: Regenerate.
4242 * doc/install.texi (Configuration): Document --datarootdir,
4243 --docdir, --htmldir, --pdfdir; update documentation for
4244 --infodir, --mandir.
4245 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
4248 * aclocal.m4: Regenerate.
4249 * config.in: Regenerate.
4250 * configure: Regenerate.
4252 2009-08-21 Douglas B Rupp <rupp@gnat.com>
4253 Olivier Hainque <hainque@adacore.com>
4255 * config/ia64/ia64.c: Include libfuncs.h.
4256 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
4257 (ia64_expand_call): Use reg 25 on VMS.
4258 (ia64_initialize_trampoline): Fix for VMS ABI.
4259 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
4260 (ia64_function_arg): Initialize reg 25 on VMS.
4261 Fix OpenVMS ABI issues for varargs.
4262 For OpenVMS, emit the Argument Information register set in the
4263 incoming/sibcall case as well.
4264 (ia64_arg_type): New function.
4265 (ia64_function_arg_advance): Keep track of cum->words.
4266 Fix OpenVMS ABI issues for varargs.
4267 (ia64_function_value): On VMS, promote mode of non-aggregate types.
4268 (ia64_override_options): Set flag_no_common on VMS.
4269 (ia64_init_builtins): Disable FWRITE builtin.
4270 (ia64_asm_output_external): Call DO_CRTL_NAMES.
4271 (ia64_vms_init_libfuncs): Add decc$ routines.
4272 (ia64_vms_valid_pointer_mode): New function.
4273 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
4274 (ia64_promote_function_mode): New function
4275 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
4276 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
4277 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4278 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
4279 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
4280 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
4281 Suppress trailing '#' if VALUE is numeric.
4282 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
4283 ia64_promote_function_mode.
4284 (TARGET_VALID_POINTER_MODE): Define.
4286 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4289 * config/rs6000/rs6000.c (rs6000_override_options): Use
4290 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
4293 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
4294 reporting of vector + decimal/boolean/complex error.
4296 2009-08-21 Jakub Jelinek <jakub@redhat.com>
4298 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
4299 __vector double TYPE_DECL.
4301 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
4303 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
4304 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
4305 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
4306 to pointer to enum machine_mode. Update all callers as needed.
4308 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
4310 * config/alpha/alpha.md (exception_receiver): Emit alternative
4311 GP load sequence if flag_reorder_blocks_and_partition is set.
4312 (*exception_receiver_2): Also enable when
4313 flag_reorder_blocks_and_partition is set.
4315 2009-08-20 Matt Rice <ratmice@gmail.com>
4316 Diego Novillo <dnovillo@google.com>
4318 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
4321 2009-08-20 Richard Guenther <rguenther@suse.de>
4323 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
4324 * c-tree.h (c_dup_lang_specific_decl): Remove.
4325 (struct lang_decl, struct lang_type): Move definitions ...
4326 * c-lang.h: ... here. New file.
4327 * c-decl.c: Include c-lang.h.
4328 (c_dup_lang_specific_decl): Remove.
4329 * c-typeck.c: Include c-lang.h.
4330 * Makefile.in (c-decl.o): Add c-lang.h dependency.
4331 (c-typeck.o): Likewise.
4332 * c-config-lang.in (gtfiles): Add c-lang.h.
4333 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
4336 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
4338 * config/alpha/alpha.c (alpha_end_function): Do not clear
4339 crtl->emit structure and free insn locators if cfun->is_thunk is true,
4340 this is now handled in generic code.
4342 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4344 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
4345 (s390_z10_fix_long_loop_prediction): New function.
4346 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
4347 (s390_reorg): Walk over the INSNs and invoke
4348 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
4350 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4352 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
4353 "*brx_64bit", "*brx_31bit"): New patterns.
4354 * config/s390/s390.c ('E'): New output modifier.
4356 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4357 Richard Earnshaw <richard.earnshaw@arm.com>
4359 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
4360 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
4362 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4364 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
4366 * pa.c (emit_move_sequence): Check if address of operand1 is valid
4367 for mode mode of operand0 when doing secondary reload for SAR.
4369 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4372 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
4373 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
4375 2009-08-19 Jason Merrill <jason@redhat.com>
4377 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
4378 supported template depth in C++0x.
4380 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4382 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
4383 free_after_compilation.
4384 * config/score/score7.c (score7_output_mi_thunk): Likewise.
4385 * config/score/score3.c (score3_output_mi_thunk): Likewise.
4386 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4387 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4388 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4389 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4390 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4392 2009-08-19 Ian Lance Taylor <iant@google.com>
4394 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
4395 of (plus (mult (neg B) C) A).
4397 2009-08-18 Michael Matz <matz@suse.de>
4399 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
4400 instead of comparing TYPE_MAIN_VARIANT for equality.
4401 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
4402 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
4403 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
4404 * gimplify.c (goa_lhs_expr_p): Ditto and use
4405 STRIP_USELESS_TYPE_CONVERSION.
4407 2009-08-18 Michael Matz <matz@suse.de>
4409 * tree-ssa-structalias.c (create_variable_info_for): Also mark
4410 first field in a struct.
4411 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
4413 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4415 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4416 locators before emit_insn is called. Remove assert that
4418 (alpha_end_function): Clear crtl->emit structure and free insn
4419 locators if cfun->is_thunk is true.
4421 2009-08-18 Jason Merrill <jason@redhat.com>
4423 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
4425 * configure.ac: Test for it.
4426 * configure, config.in: Regenerate.
4427 * doc/install.texi: Document --enable-gnu-unique-object.
4429 2009-08-18 Richard Guenther <rguenther@suse.de>
4432 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
4433 pow(x,y*z) only if x is nonnegative.
4435 2009-08-18 Jakub Jelinek <jakub@redhat.com>
4437 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
4441 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
4442 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
4444 2009-08-17 DJ Delorie <dj@redhat.com>
4446 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
4447 * config/m32c/prologue.md (epilogue_freit): New.
4449 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
4450 (bank_switch_p): Likewise.
4451 (fast_interrupt_p): Likewise.
4452 (interrupt_p): Likewise.
4453 (m32c_conditional_register_usage): Round memregs size up.
4454 (need_to_save): We only need to save $a0 when we use ENTER.
4455 (interrupt_p): Check for fast_interrupt too.
4456 (bank_switch_p): New.
4457 (fast_interrupt_p): New.
4458 (m32c_attribute_table): Add bank_switch and fast_interrupt.
4459 (m32c_emit_prolog): Support bank switching and fast interrupts.
4460 * doc/extend.texi (Function Attributes): Add bank_switch and
4463 2009-08-17 Douglas B Rupp <rupp@gnat.com>
4465 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
4466 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
4468 2009-08-16 Douglas B Rupp <rupp@gnat.com>
4470 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
4471 (menu): Add IA-64/VMS Options.
4472 (IA-64/VMS Options): Likewise.
4474 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4477 * config/mips/mips.md (*lwxs): Use :P for pointer values.
4479 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4481 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
4482 (mips_pop_asm_switch): Likewise.
4483 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
4485 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4486 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
4487 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
4488 (mips_print_operand_punctuation): Use them. Check mips_noreorder
4489 instead of set_noreorder.
4490 (mips_output_function_prologue): Use the new functions.
4491 (mips_output_function_epilogue): Likewise.
4492 (mips_need_noat_wrapper_p): New function, split out from...
4493 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
4494 Use mips_push_asm_switch and mips_pop_asm_switch.
4495 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
4496 and mips_pop_asm_switch.
4497 (ASM_OUTPUT_REG_POP): Likewise.
4498 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
4499 Use mips_pop_asm_switch.
4500 (mips_asm_switch): New structure.
4501 (set_noreorder, set_nomacro): Replace with...
4502 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4503 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
4504 instead of set_nomacro.
4505 (fix_truncsfsi2_macro): Likewise.
4506 (cprestore): Likewise.
4507 (hazard): Use mips_noreorder instead of set_noreorder.
4508 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4510 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
4512 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
4513 from prev_active_insn.
4515 2009-08-16 Anatoly Sokolov <aesok@post.ru>
4517 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
4518 * config/avr/avr.c (avr_override_options): Initialize
4519 avr_current_arch variable.
4520 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
4521 __AVR_HAVE_16BIT_SP__ according to the device type.
4522 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
4524 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
4525 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
4527 2009-08-16 Dodji Seketeli <dodji@redhat.com>
4530 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
4531 generating inlined subroutine die only. We shouldn't be
4532 called for anything else.
4533 (gen_block_die): Don't generate inline subroutine debug info for
4536 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4538 * graphite-poly.c (print_pbb): Print PBB index.
4540 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4543 * graphite-interchange.c (ppl_max_for_le): Moved...
4544 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
4545 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
4546 ppl_Pointset_Powerset_C_Polyhedron_maximize.
4547 * graphite-ppl.h (ppl_max_for_le): Declared.
4549 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
4551 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
4552 supported on all platforms.
4553 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
4554 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
4555 * c-pragma.c: Likewise.
4556 * target-def.h (TARGET_INITIALIZER): Remove
4557 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4558 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4560 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4562 * config/ia64/fde-vms.c: New file.
4563 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
4564 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
4565 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
4566 (uw_frame_state_for): Only register a personality routine if it is
4567 known to be compatible with our expectations.
4568 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
4569 Declare unw_table_entry stack variable and
4570 mod all calls to _Unwind_FindTableEntry to add arg.
4571 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
4572 (_Unwind_FindTableEntry): Add arg to prototype.
4574 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
4576 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
4577 field 'signal_pfs_loc'.
4578 (uw_frame_state_for): Remove duplicate code dealing with leaf
4579 procedures without unwind info.
4580 If in the frame after unwinding through a signal handler, restore
4581 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
4582 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
4583 'pfs_loc' to the AR.PFS location in the signal context; instead
4584 set 'signal_pfs_loc'.
4585 Manually generate the unwind info for the AR.PFS register.
4586 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
4587 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
4588 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
4589 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
4590 instead set 'signal_pfs_loc'.
4591 Remove code preventing the AR.PFS register from being restored
4592 from the signal context.
4594 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4595 Tristan Gingold <gingold@adacore.com>
4597 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
4598 * config/ia64/t-vms: New file.
4599 * config/ia64/vms64.h: New file.
4600 * config/ia64/vms.h: New file.
4601 * config/ia64/vms-crtinit.asm: New file.
4602 * config/ia64/vms_symvec_libgcc_s.opt: New file.
4603 * config/ia64/vms-unwind.h: New file.
4605 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4607 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
4610 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4613 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
4615 * real.h (do_mpc_arg2): ... here.
4616 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
4619 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
4621 * final.c (add_debug_prefix_map): Don't use GC memory for
4622 old_prefix and new_prefix.
4624 2009-08-14 Richard Guenther <rguenther@suse.de>
4626 * ipa-prop.c (compute_complex_pass_through): If we cannot
4627 compute a non-varying offset for IPA_JF_ANCESTOR punt.
4629 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4631 * c-lex.c (c_lex_with_flags): Increase size of local variable
4632 to avoid memory clobber.
4634 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
4637 * config/i386/i386.c (ix86_fp_comparison_strategy):
4638 Only enable/disable sahf at function granularity.
4640 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
4642 PR rtl-optimization/41064
4643 * reload1.c (reload_as_needed): Don't call extract_insn
4644 for known invalid replacements after calling
4645 validate_replace_rtx_group and verify_changes.
4647 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4650 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
4651 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
4652 ix86_expand_fp_vcond.
4653 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
4654 Assert that operation is supported by ix86_expand_int_vcond.
4655 (vcondu<SSEMODE124C8:mode>): Ditto.
4657 2009-08-13 DJ Delorie <dj@redhat.com>
4659 * config/i386/djgpp-stdint.h: New.
4660 * config.gcc (djgpp): Use it.
4662 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
4664 * config/sh/sh.c (sh_override_options): When flag_exceptions or
4665 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
4667 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
4669 * tree-ssa-loop-prefetch.c
4670 (prune_ref_by_group_reuse): Enhance probabilistic analysis
4671 for long-stride pruning.
4672 (compute_miss_rate): New function to compute the probability
4673 that two memory references access different cache lines.
4675 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
4677 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
4679 2009-08-13 Richard Guenther <rguenther@suse.de>
4682 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
4683 use the constant pointer type.
4684 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
4685 of CV qualifiers on the target pointer type.
4686 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
4687 conversion check before restrict check.
4689 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4692 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
4694 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4696 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
4698 2009-08-12 Richard Guenther <rguenther@suse.de>
4700 PR tree-optimization/41011
4701 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
4702 and reference constructing.
4704 2009-08-12 Xinliang David Li <davidxl@google.com>
4706 PR tree-optimization/41012
4707 * tree-flow.h : New external interface.
4708 * gimple-low.c (check_call_arg): Change to public function.
4709 Remove argument mismatch check in lowering.
4710 * tree-inline.h (tree_can_inline_p): Interface change.
4711 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
4713 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
4714 Call change to tree_can_inline_p function.
4715 (cgraph_decide_inlining_incrementally): Ditto.
4717 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
4719 PR tree-optimization/41031
4720 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
4721 on the partition variable rather than promote_mode on the source
4722 type. Assert that the partition variable's type has the same
4723 mode as the source value's.
4725 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
4727 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
4728 for for_return == 2.
4729 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
4731 * calls.c (expand_call): Fix typo.
4732 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
4734 * stmt.c (expand_value_return): Use promote_function_mode to copy out
4736 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
4737 * config/cris/cris.c (cris_promote_function_mode): Likewise.
4738 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
4739 * config/pa/pa.c (pa_promote_function_mode): Likewise.
4741 2009-08-12 Andrew Haley <aph@redhat.com>
4743 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
4745 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4748 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4750 2009-08-12 Richard Guenther <rguenther@suse.de>
4752 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
4753 * gimplify.c (gimplify_modify_expr): Do not use
4754 lang_hooks.types_compatible_p.
4755 * tree-ssa.c (useless_type_conversion_p): For aggregates
4756 just return false if the canonical types differ.
4758 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4761 * sese.c (convert_for_phi_arg): New.
4762 (add_guard_exit_phis): Use convert_for_phi_arg.
4764 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4766 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
4767 unknown subscript upper bounds.
4769 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4770 Pranav Garg <pranav.garg2107@gmail.com>
4772 * graphite-interchange.c (gather_access_strides): Removed.
4773 (ppl_max_for_le): New.
4774 (build_linearized_memory_access): New.
4775 (memory_stride_in_loop): New.
4776 (pbb_interchange_profitable_p): Reimplemented.
4777 * graphite-ppl.h (ppl_new_id_map): New.
4778 (ppl_interchange): New.
4780 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4782 * graphite-interchange.c (compute_subscript): Removed.
4783 (compute_array_size_cstr): Removed.
4784 (compute_array_size_poly): Removed.
4785 (compute_array_size): Removed.
4786 (gather_access_strides_poly): Removed.
4787 (gather_access_strides): Empty.
4789 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4791 * graphite-dependences.c (dependence_polyhedron_1): Replace
4792 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
4793 (graphite_legal_transform_dr): Same.
4794 (graphite_carried_dependence_level_k): Same.
4795 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
4796 Initialize PDR_NB_SUBSCRIPTS.
4797 (print_pdr_access_layout): Replace pdr_nb_subscripts with
4799 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
4800 (PDR_NB_SUBSCRIPTS): New.
4801 (pdr_nb_subscripts): Removed.
4802 (pdr_dim): Simplified.
4803 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
4804 with PDR_NB_SUBSCRIPTS.
4806 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4808 * graphite-interchange.c (compute_array_size): Remove use of
4810 * graphite-poly.c (new_poly_dr): Remove argument data_container.
4811 Do not initialize PDR_DATA_CONTAINER.
4812 (print_pdr): Do not print PDR_DATA_CONTAINER.
4813 * graphite-poly.h (struct poly_dr): Remove data_container field.
4814 (PDR_DATA_CONTAINER): Removed.
4815 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
4817 (build_poly_dr): Same.
4819 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4820 Sebastian Pop <sebastian.pop@amd.com>
4822 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
4823 copy of the dependence polyhedron. Free the temporary objects.
4824 (graphite_carried_dependence_level_k): Free unused objects before
4827 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
4828 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
4829 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
4830 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
4831 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
4833 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4835 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
4836 Early return without analyzing the data dependences if no
4837 transform has been done. Call restore_scattering if the transform
4839 (graphite-interchange.c): Same.
4840 * graphite-poly.c (print_scattering_function): Test for
4842 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
4843 (apply_poly_transforms): Do not gcc_assert that
4844 the transform is legal.
4845 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
4846 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
4847 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
4848 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
4849 * graphite-poly.h (struct poly_scattering): New.
4850 (struct poly_bb): Add original, transformed, and saved fields.
4851 Remove transformed_scattering, original_scattering,
4852 nb_local_variables and nb_scattering_transform fields.
4853 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
4854 (poly_scattering_new): New.
4855 (poly_scattering_free): New.
4856 (poly_scattering_copy): New.
4857 (store_scattering_pbb): New.
4858 (store_scattering): New.
4859 (restore_scattering_pbb): New.
4860 (restore_scattering): New.
4861 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
4862 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
4864 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4866 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
4869 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4871 * Makefile.in (graphite.o): Depends on PREDICT_H.
4872 * graphite.c: Include predict.h.
4873 (graphite_finalize): Call tree_estimate_probability.
4874 * predict.c (predict_loops): Do not call scev_initialize and
4876 (tree_estimate_probability_bb): New.
4877 (tree_estimate_probability): Do not initialize loops: move that
4878 code to the driver. Call tree_estimate_probability_bb.
4879 (tree_estimate_probability_driver): New.
4880 (pass_profile): Use tree_estimate_probability_driver.
4881 * predict.h (tree_estimate_probability): Declared.
4883 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4885 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
4886 * graphite-dependences.c (graphite_legal_transform): Add time to
4887 TV_GRAPHITE_DATA_DEPS.
4888 (dependency_between_pbbs_p): Same.
4889 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
4891 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
4893 PR rtl-optimization/41033
4894 * alias.c (nonoverlapping_component_refs_p): Punt when strict
4895 aliasing is disabled.
4897 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4899 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
4900 si_mask_operand, and_load_operand, low_bitmask_operand,
4901 and_reg_operand, and_operand): New predicates.
4902 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
4903 * config/mips/mips.c (and_operands_ok): New function.
4904 * config/mips/mips-protos.h (and_operands_ok): Declare it.
4905 * config/mips/mips.md (move_type): Add ext_ins and logical.
4906 (type): Handle them.
4907 (and<mode>3): Use and_reg_operand as the second operand's predicate.
4908 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
4909 shift_shift. Remove commutative constraint modifier.
4910 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
4912 (*clear_upper32_dext): Remove define_insn_and_split.
4913 (*clear_upper32): Turn this define_insn_and_split ...
4914 (splitter for ANDing register with 0xffff_ffff): .. into this.
4916 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4918 * combine.c (try_widen_shift_mode): Factor out code to check if an
4919 integer constant is a low-order bitmask from here ...
4920 * rtlanal.c (low_bitmask_len): ... to here.
4921 * rtl.h (low_bitmask_len): Declare.
4923 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
4926 * config/alpha/alpha.md (addsi3): Remove expander.
4927 (addsi3): Rename from *addsi3_internal insn pattern.
4928 (subsi3): Remove expander.
4929 (subsi3): Rename from *subsi3_internal insn pattern.
4931 2009-08-11 Douglas B Rupp <rupp@gnat.com>
4933 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
4936 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
4937 Eric Botcazou <botcazou@adacore.com>
4938 Douglas B Rupp <rupp@gnat.com>
4940 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
4941 that records that fit in 64 bits are returned by immediate value,
4942 as required by OpenVMS Calling Standard.
4943 (function_value): Adjust for above modification.
4944 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
4945 virtual_incoming_args_rtx as base object, not next_arg.
4946 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
4948 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4950 * reload.c (find_reloads_subreg_address): Check the original
4951 req_equiv_mem address to detect the case where an address is
4952 not valid in the outer mode.
4954 2009-08-11 Richard Guenther <rguenther@suse.de>
4957 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
4959 2009-08-10 Douglas B Rupp <rupp@gnat.com>
4961 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
4962 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
4964 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
4965 Douglas B Rupp <rupp@gnat.com>
4967 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
4968 PT_STACK when frame_pointer_needed on OpenVMS.
4969 (alpha_pv_save_size, alpha_using_fp): Remove.
4970 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
4971 with proper processing for PT_NULL.
4972 (alpha_vms_initial_elimination_offset): New function. Support for
4973 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
4974 (alpha_sa_size): Force procedure type to PT_STACK when
4975 frame_pointer_needed on OpenVMS.
4976 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
4977 (alpha_using_fp): Likewise.
4978 (alpha_vms_can_eliminate): Add prototype.
4979 (alpha_vms_initial_elimination_offset): Likewise.
4980 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
4981 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
4983 2009-08-10 Eric Botcazou <botcazou@adacore.com>
4984 Douglas B Rupp <rupp@gnat.com>
4986 * config/alpha/alpha.c (common_object_handler): New function.
4987 (vms_attribute_table): Declare a single attribute "common_object".
4988 (vms_output_aligned_decl_common): New global function.
4989 (SECTION_VMS_OVERLAY): Delete.
4990 (SECTION_VMS_GLOBAL): Likewise.
4991 (SECTION_VMS_INITIALIZE): Likewise.
4992 (vms_asm_named_section): Remove support for above flags.
4993 (vms_section_type_flags): Delete.
4994 (TARGET_SECTION_TYPE_FLAGS): Likewise.
4995 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
4996 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
4997 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
4999 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5002 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
5003 (sub_ddmmss): Likewise.
5005 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
5008 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
5011 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5014 * reload1.c (reload_as_needed): Use cancel_changes to completely
5015 undo a failed replacement attempt.
5017 2009-08-10 Richard Guenther <rguenther@suse.de>
5020 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
5021 (useless_type_conversion_p): ... here. Require pointer targets
5024 2009-08-10 Dodji Seketeli <dodji@redhat.com>
5027 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
5028 loose the original type of the statement list.
5030 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5032 * config/alpha/alpha.c: Include libfuncs.h
5033 (avms_asm_output_extern): New function.
5034 (alpha_init_libfuncs): Init some decc libfuncs.
5035 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
5036 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
5037 (DO_CRTL_NAMES): Define.
5039 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
5040 (LONG_TYPE_SIZE): Define.
5041 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
5042 (SUBTARGET_SWITCHES): Define malloc64 switch.
5043 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
5044 (MASK_RETURN_ADDR): Define.
5045 doc/invoke.texi (mmalloc64): Document switch.
5047 2009-08-09 Olivier Hainque <hainque@adacore.com>
5048 Douglas B Rupp <rupp@gnat.com>
5050 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
5051 uses_condition_handler.
5052 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
5053 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
5054 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
5055 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
5056 (code_for_builtin): New insn codes for the new alpha_builtins.
5057 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
5058 (alpha_sa_size): Account for uses_condition_handler.
5059 (alpha_expand_prologue): Likewise.
5060 (alpha_start_function): Likewise.
5061 (alpha_expand_epilogue): Likewise.
5062 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
5063 establish/revert expanders.
5064 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
5065 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
5066 New expander, resorting to the alpha.c associated function.
5067 (builtin_revert_vms_condition_handler): Likewise.
5068 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
5069 __gcc_shell_handler, the static VMS condition handler used as
5070 an indirection wrapper to the current dynamically established
5072 * config/alpha/vms-unwind.h: Complete rewrite.
5073 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
5074 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
5076 2009-08-09 Eric Botcazou <botcazou@adacore.com>
5077 Douglas B Rupp <rupp@gnat.com>
5079 * config/alpha/alpha.c (alpha_links): Add 'target' field.
5080 (alpha_need_linkage): Handle aliases. Return function symbol.
5081 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
5082 Use ultimate alias target for the linkage name.
5083 * config/alpha/alpha.md (movmemdi): Use the symbol returned
5084 by alpha_need_linkage for the function symbol.
5085 (setmemdi): Likewise.
5087 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5089 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
5090 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
5091 (ASM_WEAKEN_LABEL): Define.
5092 (CRT_CALL_STATIC_FUNCTION): Define.
5093 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
5094 (ENDFILE_SPEC): Define.
5095 (INIT_SECTION_ASM_OP): Define.
5096 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
5097 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
5099 (MULTILIB_OSDIRNAMES): Define.
5100 (shlib_version): Define.
5101 (SHLIB_EXT): Define.
5102 (SHLIB_OBJS): Define.
5103 (SHLIB_NAME): Define.
5104 (SHLIB_MULTILIB): Define.
5105 (SHLIB_INSTALL): Define.
5106 (SHLIB_SYMVEC): Define.
5107 (SHLIB_SYMVECX2): Define.
5108 (SHLIB_LINK): Define.
5110 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5112 * config/alpha/alpha.c (alpha_initialize_trampoline):
5113 Initialize VMS trampoline IAW ABI for bounded procedure calls.
5114 (alpha_start_function): Emit transfer address on nested functions
5115 for VMS trampoline call.
5116 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
5117 since no longer used.
5118 * config/alpha/vms-tramp.asm: Remove.
5119 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
5120 since now only data initialized at runtime.
5122 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5124 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
5125 (LINK_GCC_C_SEQUENCE_SPEC): Define.
5126 (MD_EXEC_PREFIX): Remove, no longer used.
5127 (MD_STARTFILE_PREFIX): Likewise.
5128 (INCLUDE_DEFAULTS): Likewise.
5129 * config/alpha/t-vms:
5130 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
5132 2009-08-09 Richard Guenther <rguenther@suse.de>
5134 PR tree-optimization/41016
5135 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
5136 (operand_precision): Remove.
5137 (integral_operand_p): Likewise.
5138 (recognize_single_bit_test): Adjust.
5140 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5142 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
5143 operation overflows. Likewise non-cast unary arithmetic.
5144 If one arm of a conditional expression is always taken,
5145 inhibit evaluation warnings for the other arm. Likewise inhibit
5146 evaluation warnings for the second && or || operand if the first
5147 operand is enough to determine the result.
5148 * c-typeck.c (build_conditional_expr): Apply the same inhibition
5150 (build_binary_op): Prevent duplicate evaluation warnings.
5152 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5154 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
5155 and destination have different modes, Use promote_mode to
5156 determine the signedness of the conversion. Assert that the
5157 promoted source mode matches the destination mode. Don't pass
5158 the destination and destination mode to expand_expr if the source
5159 mode is different. Simplify conversion logic.
5161 2009-08-09 Ira Rosen <irar@il.ibm.com>
5163 PR tree-optimization/41008
5164 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
5165 from condition only in case it's a comparison. Adjust checks.
5167 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
5169 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
5170 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
5171 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
5172 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
5173 (dump_cand): Handle them.
5174 (struct iv_cand): New members COST_STEP and AINC_USE.
5175 (stmt_after_increment): Likewise.
5176 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
5177 callers changed. Use gimple_uid comparison instead of scanning.
5178 (add_candidate_1): When looking for identical candidates, take
5179 AINC_USE into account. Set it for new candidates.
5180 (force_expr_to_var_cost): Cast target_spill_cost to int.
5181 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
5182 All callers changed. Check for availability of autoinc addressing
5183 modes, both in general for a given mode, and in the specific use case.
5184 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
5186 (get_computation_cost): Likewise.
5187 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
5188 add_autoinc_candidates): New static functions.
5189 (add_candidate): Call add_autoinc_candidates for candidates based on
5191 (find_iv_candidates): Call set_autoinc_for_original_candidates.
5192 (determine_use_iv_cost_address): If we have an autoinc candidate at
5193 the matching use, verify autoinc is possible and subtract the cost
5194 of the candidate's step from the cost.
5195 (determine_iv_cost): Record the cost of the increment in the COST_STEP
5196 member of the candidate.
5197 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
5198 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
5200 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5202 * config.build (ia64-hp-*vms*): New target.
5203 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5205 * config.gcc (ia64-hp-*vms*): New target.
5206 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5208 * config.host (ia64-hp-*vms*): New target.
5209 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5212 2009-08-08 Richard Guenther <rguenther@suse.de>
5214 PR tree-optimization/40991
5215 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
5217 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
5219 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
5220 mode check. Do truncations in an integer mode.
5221 (force_to_mode): Handle subregs for all mode types. Only do
5222 arithmetic simplifications on integer modes.
5224 2009-08-07 Richard Guenther <rguenther@suse.de>
5226 PR tree-optimization/40999
5227 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
5228 (maybe_fold_reference): Lookup constant initializers.
5229 (fold_gimple_assign): Likewise.
5231 2009-08-07 Richard Guenther <rguenther@suse.de>
5233 * tree-ssa.c (useless_type_conversion_p_1): Only for types
5234 that require structural equality defer to the langhook.
5236 2009-08-07 Martin Jambor <mjambor@suse.cz>
5238 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
5240 (struct ipa_pass_through_data): New type.
5241 (struct ipa_ancestor_jf_data): New type.
5242 (union jump_func_value): Removed field formal_id, added fields
5243 pass_through and ancestor.
5244 (struct ipa_param_call_note): Changed type of formal_id to int from
5246 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
5247 operations jump functions and ancestor jump functions.
5248 (compute_complex_pass_through): New function.
5249 (compute_scalar_jump_functions): Call compute_complex_pass_through,
5250 reflect changes in the jump function strucutre.
5251 (update_jump_functions_after_inlining): Ignore complex pass-through
5252 and ancestor jump functions.
5253 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
5254 polynomial pass-through with operation jump functions.
5256 2009-08-07 Jakub Jelinek <jakub@redhat.com>
5258 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
5259 fde->dw_fde_begin as begin label instead of hot/cold label.
5260 Use LLSDAC label instead of LLSDA for second section lsda.
5261 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
5262 label instead of LLSDA if it is true.
5263 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
5265 * except.c (add_call_site, dw2_size_of_call_site_table): Add
5266 SECTION argument. Use it as index into crtl->eh.call_site_record
5268 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
5269 use it to determine how to print table entries instead of using
5270 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
5271 label instead of normal begin label as base.
5272 (sjlj_assign_call_site_values): Adjust add_call_site caller.
5273 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
5274 ensure no EH range spans between sections and that landing pads
5275 are always in the corresponding section.
5276 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
5277 for crtl->eh.call_site_record being an array rather than scalar.
5278 (output_one_function_exception_table): New function, copied
5279 from output_function_exception_table. Adjust
5280 dw2_size_of_call_site_table, dw2_output_call_site_table
5281 callers. For SECOND section use *C suffixed labels.
5282 (output_function_exception_table): Call
5283 output_one_function_exception_table and, when doing hot/cold
5284 partitioning, also another time for the second section.
5285 * opts.c: Include except.h.
5286 (decode_options): Allow -freorder-blocks-and-partition with
5287 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
5288 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
5289 * function.h (struct rtl_eh): Change call_site_record from
5290 scalar into array of 2 elements.
5292 2009-08-07 Martin Jambor <mjambor@suse.cz>
5294 * ipa-prop.c (count_formal_params_1): New function.
5295 (ipa_get_vector_of_formal_parms): New function.
5296 (get_vector_of_formal_parm_types): New function.
5297 (ipa_modify_formal_parameters): New function.
5298 (ipa_modify_call_arguments): New function.
5299 (index_in_adjustments_multiple_times_p): New function.
5300 (ipa_combine_adjustments): New function.
5301 (ipa_dump_param_adjustments): New function.
5302 * ipa-prop.h (struct ipa_parm_adjustment): New type.
5303 (ipa_get_vector_of_formal_parms): Declare.
5304 (ipa_modify_formal_parameters): Declare.
5305 (ipa_modify_call_arguments): Declare.
5306 (ipa_combine_adjustments): Declare.
5307 (ipa_dump_param_adjustments): Declare.
5308 (build_ref_for_offset): Declare.
5309 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
5310 * tree-sra.c: Include ipa-prop.c.
5311 (build_ref_for_offset): Make public.
5313 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
5315 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
5317 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
5319 * gcc/doc/extend.texi (__builtin_extract_return_address)
5320 (__builtin_frob_return_address): Document.
5322 2009-08-06 Paul Brook <paul@codesourcery.com>
5324 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
5325 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
5326 implementation on ARMv6-M.
5328 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5330 * doc/extend.texi (pcs): Document new attribute for ARM.
5332 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5334 * arm.c (pcs_attribute_args): Comment out unsupported attribute
5337 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5339 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
5342 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5344 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
5346 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5348 Merge ARM/hard_vfp_branch to trunk.
5350 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
5352 * arm.c (libcall_eq): New function.
5353 (libcall_hash): New function.
5354 (add_libcall): New function.
5355 (arm_libcall_uses_aapcs_base): New function.
5356 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
5357 libcalls using the base PCS.
5358 (arm_init_cumulative_args): Likewise.
5360 2009-07-20 Joseph Myers <joseph@codesourcery.com>
5362 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
5363 Use base ABI for conversion libfuncs between HFmode and SFmode.
5365 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5367 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
5368 V4SImode as representatives of all 64-bit and 128-bit vector
5369 types. Allow vector types without vector modes.
5370 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
5371 without vector modes like BLKmode.
5372 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
5373 BLKmode. Avoid unsupported vector modes or TImode moves for
5375 (aapcs_vfp_allocate_return_reg): Likewise.
5376 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
5377 V8QImode if TARGET_NEON || TARGET_IWMMXT.
5379 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5381 * config/arm/arm.c (arm_handle_pcs_attribute): New.
5382 (arm_get_pcs_model): Pass attribute arguments to
5383 arm_pcs_from_attribute.
5384 (arm_init_cumulative_args): Use base AAPCS for conversions from
5385 floating-point types to DImode.
5386 (arm_attribute_table): Add pcs attribute.
5387 (arm_handle_pcs_attribute): New.
5388 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
5389 conversions from floating-point types to DImode, also declare them
5390 to use base AAPCS and declare functions they call to use base
5391 AAPCS and their RTABI names.
5393 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5395 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
5396 -mfloat-abi=hard not being supported for VFP.
5398 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
5400 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
5401 SYMBOL_REF to hard_libcall_value.
5403 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5404 Richard Earnshaw <rearnsha@arm.com>
5406 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
5407 has been put on the stack, all remaining co-processory arguments for
5408 that co-processor also go on the stack.
5410 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5412 * config/arm/arm.c (arm_return_in_memory): Handle returning
5413 vectors of suitable size in registers also for AAPCS case.
5415 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5417 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
5419 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
5421 ARM Hard-VFP calling convention
5422 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
5423 * target.h (gcc_target): Add libcall_value to table of call hooks.
5424 * targhooks.h (default_libcall_value): Default implementation.
5425 * targhooks.c (default_libcall_value): Likewise.
5426 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
5427 * optabs.c (expand_unop): Use it.
5428 * expr.h (hard_libcall_value): Pass the function RTX through.
5429 * calls.c (emit_library_call_value_1): Update call to
5431 * explow.c (hard_libcall_value): Use new target hook.
5432 * testsuite/lib/target-supports.exp
5433 (check_effective_target_arm_hard_vfp_ok): New hook.
5434 (check_effective_target_arm_neon_ok): Improve test for neon
5436 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
5437 * config/arm/arm.c: Include cgraph.h
5438 (TARGET_FUNCTION_VALUE): Override default hook.
5439 (arm_pcs_default): New variable.
5440 (arm_override_options): Don't fault hard calling convention with VFP.
5441 Add support for AAPCS variants.
5442 (arm_function_value): Make static. Handle AAPCS variants.
5443 (arm_libcall_value): New function.
5444 (arm_apply_result_size): Handle VFP registers in results.
5445 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
5447 (pcs_attribute_args): New variable.
5448 (arm_pcs_from_attribute): New function.
5449 (arm_get_pcs_model): New function.
5450 (aapcs_vfp_cum_init): New function.
5451 (aapcs_vfp_sub_candidate): New function.
5452 (aapcs_vfp_is_return_candidate): New function.
5453 (aapcs_vfp_is_call_candidate): New function.
5454 (aapcs_vfp_allocate): New function.
5455 (aapcs_vfp_allocate_return_reg): New function.
5456 (aapcs_vfp_advance): New function.
5457 (aapcs_cp_arg_layout): New variable.
5458 (aapcs_select_call_coproc): New function.
5459 (aapcs_select_return_coproc): New function.
5460 (aapcs_allocate_return_reg): New function.
5461 (aapcs_libcall_value): New function.
5462 (aapcs_layout_arg): New function.
5463 (arm_init_cumulative_args): Initialize AAPCS args data.
5464 (arm_function_arg): Handle AAPCS variants using new interface.
5465 (arm_arg_parital_bytes): Likewise.
5466 (arm_function_arg_advance): New function.
5467 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
5468 calling conventions.
5469 (arm_setup_incoming_varargs): Handle new AAPCS args data.
5470 * arm.h (NUM_VFP_ARG_REGS): Define.
5471 (LIBCALL_VALUE): Update.
5472 (FUNCTION_VALUE): Delete.
5473 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
5474 (arm_pcs): New enum.
5475 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
5476 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
5477 (FUNCTION_ARG_REGNO_P): Add VFP regs.
5478 * arm-protos.h (arm_function_arg_advance): Add.
5479 (aapcs_libcall_value): Add.
5480 (arm_function_value): Delete.
5482 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
5483 H.J. Lu <hongjiu.lu@intel.com>
5486 * config/i386/i386.c (standard_sse_mode_p): Remove.
5487 (standard_sse_constant_p): Return 2 for integer mode
5488 vector_all_ones_operand when SSE2 is enabled.
5489 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
5490 (ix86_expand_vector_move): Do not check for negative values from
5491 standard_sse_constant_p.
5493 2009-08-06 Richard Guenther <rguenther@suse.de>
5495 * tree-ssa.c (useless_type_conversion_p_1): Make function and
5496 array type comparisons frontend independent.
5497 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
5498 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
5499 out array reference lower bound and element size operands.
5500 (ao_ref_init_from_vn_reference): Properly compute the offset
5501 for ARRAY_RANGE_REF.
5502 (vn_reference_fold_indirect): Fill out array reference lower
5503 bound and element size operands.
5504 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
5505 a non gimple valued reference operand which can happen for
5506 array reference lower bound or element size.
5507 (create_component_ref_by_pieces_1): Properly generate the
5508 element size operand for array references.
5510 2009-08-06 Richard Guenther <rguenther@suse.de>
5512 PR tree-optimization/40964
5513 * tree.c (iterative_hash_host_wide_int): Export.
5514 * tree.h (iterative_hash_host_wide_int): Declare.
5515 * tree-ssa-structalias.c (heapvar_map): New struct.
5516 (heapvar_map_eq): New function.
5517 (heapvar_map_hash): Likewise.
5518 (heapvar_lookup): Adjust.
5519 (heapvar_insert): Likewise.
5520 (make_constraint_from_heapvar): Allow multiple heap variables
5521 per decl at different offsets.
5522 (init_alias_heapvars): Adjust.
5524 2009-08-04 David Daney <ddaney@caviumnetworks.com>
5526 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
5527 * mips_output_sync_loop (mips_output_sync_loop): Only emit
5528 trailing sync if TARGET_SYNC_AFTER_SC.
5530 2009-08-05 David Daney <ddaney@caviumnetworks.com>
5532 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
5533 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
5534 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
5535 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
5536 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5537 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5538 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5539 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
5540 test_and_set_12): Rewrite calls to mips_output_sync_loop.
5541 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
5542 the prototype declaration match the definition.
5543 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
5544 instructions explicitly. Add barrier_before and operands
5546 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
5547 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
5548 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
5549 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5550 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
5551 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
5553 2009-08-05 Andrew Pinski <pinskia@gmail.com>
5555 * tree-ssa-alias.c: Fix intervals to use [) syntax.
5557 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
5558 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5561 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
5564 2009-08-05 Jakub Jelinek <jakub@redhat.com>
5566 PR rtl-optimization/40924
5567 * dse.c (canon_address): Before calling cselib_expand_value_rtx
5568 make sure canon_rtx (mem_address) isn't simpler than
5569 canon_rtx (expanded_mem_address).
5571 2009-08-05 Li Feng <nemokingdom@gmail.com>
5573 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
5575 (build_scop_drs): Build alias set for each SCoP.
5577 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
5579 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
5580 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
5581 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
5582 (MIPS_ARCH_FLOAT_SPEC): Likewise.
5583 (BASE_DRIVER_SELF_SPECS): Likewise.
5585 2009-08-04 Andrew Pinski <pinskia@gmail.com>
5587 * tree-ssa-alias.c: Fix some comment typos.
5589 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
5591 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
5592 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
5594 2009-08-03 Janis Johnson <janis187@us.ibm.com>
5597 * simplify-rtx.c (simplify_binary_operation_1): Disable
5598 simplifications for decimal float operations.
5600 2009-08-03 Jakub Jelinek <jakub@redhat.com>
5603 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
5604 operand of INDIRECT_REF.
5606 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
5608 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
5609 constants referencing TLS symbols.
5611 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5613 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
5614 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
5616 2009-08-03 Richard Guenther <rguenther@suse.de>
5618 * tree.c (make_vector_type): Build a main variant first,
5619 get the canonical one and then build the variant.
5620 * tree-ssa.c (useless_type_conversion_p_1): Handle
5622 (useless_type_conversion_p): Conversions to pointers to
5623 incomplete record types are useless.
5625 2009-08-03 Richard Guenther <rguenther@suse.de>
5627 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
5628 file will be created.
5629 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
5630 * toplev.c (compile_file): Adjust comment.
5632 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
5634 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
5635 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
5636 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5637 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5638 (sh_promote_function_mode): Fix typo.
5640 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
5642 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
5644 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5646 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
5647 declaration arguments.
5649 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
5651 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
5652 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
5653 (ix86_split_ashl): Ditto.
5654 (ix86_expand_vector_init_one_nonzero): Ditto.
5655 (ix86_expand_vector_set): Ditto.
5656 (ix86_expand_reduc_v4sf): Ditto.
5658 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
5660 * explow.c (promote_function_mode): Remove assert.
5661 * config/sh/sh.c (sh_promote_function_mode): Declare.
5663 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5665 * config/pa/pa.c (pa_promote_function_mode): Declare.
5666 Change to static. Fix promote_mode call.
5668 * gthr-dce.h (CONST_CAST2): Define if not defined.
5669 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
5671 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
5673 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
5675 * expr.c (store_constructor): Use promote_decl_mode. Remove
5676 now write-only variable unsignedp.
5677 (expand_expr_real_1): Use promote_decl_mode.
5678 * expr.h (promote_function_mode, promote_decl_mode): New.
5679 (promote_mode): Remove last argument.
5680 * function.c (assign_temp): Drop last argument of promote_mode.
5681 (assign_parm_find_data_types): Use promote_function_mode.
5682 (assign_parm_setup_reg): Likewise.
5683 (expand_function_end): Use promote_function_mode.
5684 * calls.c (initialize_argument_information): Use promote_function_mode.
5685 (precompute_arguments): Use promote_mode instead of checking if
5686 only PROMOTE_FUNCTION_MODE is defined.
5687 (expand_call): When making sibcall decisions, use promote_function_mode.
5688 Below, remove an if for targetm.calls.promote_function_return and
5689 and use promote_function_mode.
5690 (emit_library_call_value_1): Use promote_function_mode, fix bug
5691 where promote_mode was passed FOR_CALL == 0 for a return value in an
5693 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5694 * explow.c (promote_function_mode, promote_decl_mode): New.
5695 (promote_mode): Keep only the FOR_CALL == 0 case.
5696 * combine.c (setup_incoming_promotion): Remove test of
5697 promote_function_args. Use promote_function_mode.
5698 * stmt.c (expand_value_return): Use promote_decl_mode.
5699 (expand_decl): Use promote_decl_mode.
5701 * expr.c (store_constructor): Use promote_decl_mode. Remove
5702 now write-only variable unsignedp.
5703 (expand_expr_real_1): Use promote_decl_mode.
5704 * expr.h (promote_function_mode, promote_decl_mode): New.
5705 (promote_mode): Remove last argument.
5706 * function.c (assign_temp): Drop last argument of promote_mode.
5707 (assign_parm_find_data_types): Use promote_function_mode.
5708 (assign_parm_setup_reg): Likewise.
5709 (expand_function_end): Use promote_function_mode.
5710 * calls.c (initialize_argument_information): Use promote_function_mode.
5711 (precompute_arguments): Use promote_mode instead of checking if
5712 only PROMOTE_FUNCTION_MODE is defined.
5713 (expand_call): When making sibcall decisions, use promote_function_mode.
5714 Below, remove an if for targetm.calls.promote_function_return and
5715 and use promote_function_mode.
5716 (emit_library_call_value_1): Use promote_function_mode, fix bug
5717 where promote_mode was passed FOR_CALL == 0 for a return value in an
5719 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5720 * explow.c (promote_function_mode, promote_decl_mode): New.
5721 (promote_mode): Keep only the FOR_CALL == 0 case.
5722 * combine.c (setup_incoming_promotion): Remove test of
5723 promote_function_args. Use promote_function_mode.
5724 * stmt.c (expand_value_return): Use promote_decl_mode.
5725 (expand_decl): Use promote_decl_mode.
5727 * explow.c (promote_function_mode): Just call the target hook.
5728 * targhooks.c (default_promote_function_mode,
5729 default_promote_function_mode_always_promote): New.
5730 * targhooks.h (default_promote_function_mode,
5731 default_promote_function_mode_always_promote): Declare.
5732 * target.h (promote_function_args, promote_function_return): Remove.
5733 (promote_function_mode): New.
5734 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
5735 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5736 (TARGET_PROMOTE_FUNCTION_MODE): New.
5737 (TARGET_CALLS): Adjust.
5738 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
5739 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
5741 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
5742 * config/s390/s390.c (s390_promote_function_mode): ... here,
5743 with pointer handling.
5744 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5745 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5747 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
5748 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
5749 with pointer handling.
5750 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5751 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5753 * config/sh/sh-protos.h (sh_promote_function_mode): New.
5754 * config/sh/sh.c (sh_promote_function_mode): New.
5755 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5756 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5758 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
5759 * config/cris/cris.c (cris_promote_function_mode): ... here.
5760 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5761 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5763 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
5764 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
5765 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5766 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5768 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
5769 * config/arm/arm.c (arm_promote_function_mode): ... here, without
5770 complex type handling.
5771 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5772 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5774 * config/pa/pa.c (pa_promote_function_mode): New.
5775 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5776 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5778 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
5779 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5780 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
5781 * config/xtensa/xtensa.c: Likewise.
5782 * config/stormy16/stormy16.c: Likewise.
5783 * config/iq2000/iq2000.c: Likewise.
5784 * config/rs6000/rs6000.c: Likewise.
5785 * config/picochip/picochip.c: Likewise.
5786 * config/arc/arc.c: Likewise.
5787 * config/mcore/mcore.c: Likewise.
5788 * config/score/score.c: Likewise.
5789 * config/mips/mips.c: Likewise.
5790 * config/bfin/bfin.c: Likewise.
5791 * config/ia64/ia64.c: Likewise (disabled though).
5793 * config/frv/frv.h: Remove pointless remark.
5795 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
5796 TARGET_PROMOTE_FUNCTION_ARGS,
5797 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
5798 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
5800 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
5802 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
5803 -floop-parallelize-all.
5804 * toplev.c (process_options): Rename flag_graphite_force_parallel to
5805 flag_loop_parallelize_all.
5806 * tree-ssa-loop.c (gate_graphite_transforms): Same.
5807 * graphite.c (graphite_transform_loops): Same.
5809 * graphite-poly.c (apply_poly_transforms): Same.
5811 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
5813 PR tree-optimization/40914
5814 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
5815 if set, then check the delta field of the PMF record.
5816 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
5817 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
5818 call is stored in the delta.
5820 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
5822 * config/mips/mips.md (*clear_upper32_dext): New pattern.
5824 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
5826 * config/i386/bsd.h (ASM_BYTE): New define.
5827 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
5828 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
5829 .byte. Use fputs or putc instead of fprintf where appropriate.
5830 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
5831 fputs or putc instead of fprintf where appropriate.
5832 * config/i386/i386elf.h: Ditto.
5833 * config/i386/sysv4.h: Ditto.
5835 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
5836 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
5837 (*tls_global_dynamic_64): Ditto.
5839 2009-07-31 Christian Bruel <christian.bruel@st.com>
5841 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5843 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5845 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
5846 Remove dead code for MINUS.
5848 2009-07-31 Anthony Green <green@moxielogic.com>
5850 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
5852 (moxie_expand_epilogue): Ditto for epilogue.
5853 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
5855 (moxie_function_arg): Ditto.
5856 (moxie_pass_by_reference): Ditto.
5857 (moxie_arg_partial_bytes): Ditto.
5858 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
5859 (FUNCTION_ARG_ADVANCE) Ditto.
5860 (REG_PARM_STACK_SPACE) Ditto.
5861 (FUNCTION_ARG_REGNO_P) Dito.
5863 * config.gcc: Add moxie linux config support.
5864 * gcc/config/moxie/uclinux.h: New file.
5866 2009-07-31 DJ Delorie <dj@redhat.com>
5868 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
5869 (UNSPECV_SP_SWITCH_E): New.
5870 (sp_switch_1): Change to an unspec.
5871 (sp_switch_2): Change to an unspec. Don't use post-inc when we
5873 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
5874 reference the new stack's address
5876 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5878 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
5879 graphite-clast-to-gimple.o, graphite-dependences.o,
5880 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5881 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
5882 (graphite-blocking.o,
5883 graphite-clast-to-gimple.o, graphite-dependences.o,
5884 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5885 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
5886 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
5887 * cfgloop.h (struct loop): Add can_be_parallel field.
5888 * common.opt (fgraphite-identity): Moved up.
5889 (fgraphite-force-parallel): New flag.
5890 * graphite.c: Rewrite.
5891 * graphite.h: Rewrite.
5892 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
5894 * toplev.c (graphite_out_file): New file descriptor.
5895 (graphite_in_file): New.
5896 (process_options): flag_graphite_force_parallel cannot be used without
5898 * tree-ssa-loop.c: Include toplev.h.
5899 (gate_graphite_transforms): Enable flag_graphite for
5900 flag_graphite_force_parallel.
5902 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5904 * ChangeLog.graphite: New.
5905 * graphite-blocking.c: New.
5906 * graphite-clast-to-gimple.c: New.
5907 * graphite-clast-to-gimple.h: New.
5908 * graphite-dependences.c: New.
5909 * graphite-dependences.h: New.
5910 * graphite-interchange.c: New.
5911 * graphite-poly.c: New.
5912 * graphite-poly.h: New.
5913 * graphite-ppl.c: New.
5914 * graphite-ppl.h: New.
5915 * graphite-scop-detection.c: New.
5916 * graphite-scop-detection.h: New.
5917 * graphite-sese-to-poly.c: New.
5918 * graphite-sese-to-poly.h: New.
5922 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5924 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
5925 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
5927 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5929 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
5930 (scev_is_linear_expression): Return false if the evolution is not
5931 affine multivariate.
5933 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5935 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
5936 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
5938 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5940 * tree-data-ref.c (debug_data_references): New.
5941 (debug_data_reference): New.
5942 * tree-data-ref.h (debug_data_references): Declared.
5943 (debug_data_reference): Declared.
5945 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5947 * tree-data-ref.c (stmt_simple_memref_p: Removed.
5948 * tree-data-ref.h (scop_p): Removed.
5949 (struct data_reference): Remove field scop.
5951 (stmt_simple_memref_p): Removed.
5953 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5955 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
5956 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
5959 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5961 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
5963 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5965 * doc/invoke.texi (-fgraphite-identity): Documented.
5967 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5969 * tree-scalar-evolution.c: Fix comment.
5970 (instantiate_scev_1): Return unknow from scev instantiation if the
5971 result is not above instantiate_below.
5973 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5975 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
5976 static anymore. Instantiate the symbols that may have been introduced
5978 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
5981 2009-07-30 DJ Delorie <dj@redhat.com>
5983 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
5984 .vliw directive to VLIW sections.
5986 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5988 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
5990 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
5991 (AUTOHEADER): New variable.
5992 ($(srcdir)/cstamp-h.in): Use it.
5994 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
5995 Pat Haugen <pthaugen@us.ibm.com>
5996 Revital Eres <ERES@il.ibm.com>
5998 * config/rs6000/vector.md (VEC_F): Add VSX support.
6002 (vector_load_<mode>): Ditto.
6003 (vector_store_<mode>): Ditto.
6004 (vector GPR move split): Ditto.
6005 (vec_reload_and_plus_<mptrsize>): Ditto.
6006 (vec_reload_and_reg_<mptrsize>): Ditto.
6007 (add<mode>3): Ditto.
6008 (sub<mode>3): Ditto.
6009 (mul<mode>3): Ditto.
6010 (neg<mode>2): Ditto.
6011 (abs<mode>2): Ditto.
6012 (smin<mode>3): Ditto.
6013 (smax<mode>3): Ditto.
6014 (vector_eq<mode>): Ditto.
6015 (vector_gt<mode>): Ditto.
6016 (vector_ge<mode>): Ditto.
6017 (vector_gtu<mode>): Ditto.
6018 (vector_select_<mode>_uns): Ditto.
6019 (vector_eq_<mode>_p): Ditto.
6020 (vector_gt_<mode>_p): Ditto.
6021 (vector_ge_<mode>_p): Ditto.
6022 (vector_gtu_<mode>_p): Ditto.
6023 (cr6_test_for_zero): Ditto.
6024 (cr6_test_for_zero_reverse): Ditto.
6025 (cr6_test_for_lt): Ditto.
6026 (cr6_test_for_lt_reverse): Ditto.
6027 (xor<mode>3): Ditto.
6028 (ior<mode>3): Ditto.
6029 (and<mode>3): Ditto.
6030 (one_cmpl<mode>2): Ditto.
6031 (nor<mode>2): Ditto.
6032 (andc<mode>2): Ditto.
6033 (float<VEC_int<mode>2): Ditto.
6034 (unsigned_float<VEC_int><mode>2): Ditto.
6035 (fix_trunc<mode><VEC_int>2): Ditto.
6036 (fixuns_trunc<mode><VEC_int>2): Ditto.
6038 (vec_set<mode>): Ditto.
6039 (vec_extract<mode>): Ditto.
6040 (vec_interleave_highv4sf): Ditto.
6041 (vec_interleave_lowv4sf): Ditto.
6042 (vec_realign_load_<mode>): Ditto.
6043 (vec_shl_<mode>): Ditto.
6044 (vec_shr_<mode>): Ditto.
6045 (div<mode>3): New patterns for VSX.
6046 (vec_interleave_highv2df): Ditto.
6047 (vec_interleave_lowv2df): Ditto.
6048 (vec_pack_trunc_v2df): Ditto.
6049 (vec_pack_sfix_trunc_v2df): Ditto.
6050 (vec_pack_ufix_trunc_v2df): Ditto.
6051 (vec_unpacks_hi_v4sf): Ditto.
6052 (vec_unpacks_lo_v4sf): Ditto.
6053 (vec_unpacks_float_hi_v4si): Ditto.
6054 (vec_unpacks_float_lo_v4si): Ditto.
6055 (vec_unpacku_float_hi_v4si): Ditto.
6056 (vec_unpacku_float_lo_v4si): Ditto.
6057 (movmisalign<mode>): Ditto.
6058 (vector_ceil<mode>2): New patterns for vectorizing math library.
6059 (vector_floor<mode>2): Ditto.
6060 (vector_btrunc<mode>2): Ditto.
6061 (vector_copysign<mode>3): Ditto.
6063 * config/rs6000/predicates.md (easy_vector_constant_msb): New
6064 predicate for setting the high bit in each word, used for copysign.
6066 * config/rs6000/ppc-asm.h (f19): Whitespace.
6067 (f32-f63): Define if VSX.
6068 (v0-v31): Define if Altivec.
6069 (vs0-vs63): Define if VSX.
6071 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
6073 * config/rs6000/power7.md: New file, provide tuning parameters for
6076 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
6077 (rs6000_cpu_cpp_builtins): Ditto.
6078 (altivec_overloaded_builtins): Ditto.
6079 (altivec_resolve_overloaded_builtin): Ditto.
6081 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
6082 debug switch to disable vectorizing simple math builtin
6085 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6086 Vectorize simple math builtin functions.
6087 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6088 hook to vectorize math builtins.
6089 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
6090 (rs6000_builtin_conversion): Add VSX/power7 support.
6091 (rs6000_builtin_vec_perm): Ditto.
6092 (vsplits_constant): Add support for loading up a vector constant
6093 with just the high bit set in each part.
6094 (rs6000_expand_vector_init): Add VSX/power7 support.
6095 (rs6000_expand_vector_set): Ditto.
6096 (rs6000_expand_vector_extract): Ditto.
6097 (rs6000_emit_move): Ditto.
6098 (bdesc_3arg): Ditto.
6099 (bdesc_2arg): Ditto.
6100 (bdesc_1arg): Ditto.
6101 (rs6000_expand_ternop_builtin): Ditto.
6102 (altivec_expand_builtin): Ditto.
6103 (rs6000_expand_unop_builtin): Ditto.
6104 (rs6000_init_builtins): Ditto.
6105 (altivec_init_builtins): Ditto.
6106 (builtin_function_type): Ditto.
6107 (rs6000_common_init_builtins): Ditto.
6108 (rs6000_handle_altivec_attribute); Ditto.
6109 (rs6000_mangle_type): Ditto.
6110 (rs6000_vector_mode_supported_p): Ditto.
6111 (rs6000_mode_dependent_address): Altivec addresses with AND -16
6114 * config/rs6000/vsx.md: New file for VSX support.
6116 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
6117 identifing values with just the most significant bit set.
6118 (enum rs6000_builtins): Add builtins for VSX. Add simple math
6119 vectorized builtins.
6121 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
6122 (UNSPEC_VRFIM): Delete.
6123 (splitter for loading up vector with most significant bit): New
6124 splitter for vectorizing copysign.
6125 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
6126 vectorizing simple math functions.
6127 (altivec_vrfip): Add support for vectorizing simple math functions.
6128 (altivec_vrfim): Ditto.
6129 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
6131 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
6132 (power7.md, vsx.md): Include for power7 support.
6133 (copysigndf3): Use VSX instructions if -mvsx.
6134 (negdf2_fpr): Ditto.
6135 (absdf2_fpr): Ditto.
6136 (nabsdf2_fpr): Ditto.
6137 (adddf3_fpr): Ditto.
6138 (subdf3_fpr): Ditto.
6139 (muldf3_fpr): Ditto.
6140 (divdf3_fpr): Ditto.
6141 (fix_truncdfdi2_fpr): Ditto.
6142 (cmpdf_internal1): Ditto.
6143 (fred, fred_fpr): Convert into expander/insn to add VSX support.
6144 (btruncdf2, btruncdf2_fpr): Ditto.
6145 (ceildf2, ceildf2_fpr): Ditto.
6146 (floordf2, floordf2_fpr): Ditto.
6147 (floatdidf2, floatdidf2_fpr): Ditto.
6148 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
6149 (fmsubdf4_fpr): Ditto.
6150 (fnmadddf4_fpr_1): Ditto.
6151 (fnmadddf4_fpr_2): Ditto.
6152 (fnmsubdf4_fpr_1): Ditto.
6153 (fnmsubdf4_fpr_2): Ditto.
6154 (fixuns_truncdfdi2): Add expander for VSX support.
6155 (fix_truncdfdi2): Ditto.
6156 (fix_truncdfsi2): Ditto.
6158 (btruncsf2): Whitespace.
6159 (movdf_hardfloat32): Add support for VSX registers.
6160 (movdf_softfloat32): Ditto.
6161 (movdf_hardfloat64): Ditto.
6162 (movdf_hardfloat64_mfpgpr): Ditto.
6163 (movdf_softfloat64): Ditto.
6164 (movti splitters): Add check for vector registers supporting
6165 TImode in the future.
6166 (bpermd): Add power7 bpermd instruction.
6168 * config/rs6000/altivec.h (vec_div): Define if VSX.
6172 (vec_nearbyint): Ditto.
6175 (all predicates): Use the generic builtin function, and not the V4SF
6176 specific function so that the predicates will work with VSX's V2DF.
6180 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
6181 Document new VSX functions and types.
6183 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
6186 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
6187 "wa", and "j" constraints. Modify "v" to talk about Altivec
6188 instead of just vector.
6190 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
6193 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
6194 location for phi arguments.
6195 (rewrite_update_phi_arguments): Find locations for reaching defs.
6196 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6197 Add location to add_phi_arg calls.
6198 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
6199 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
6200 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
6201 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
6202 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
6203 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
6204 * tree-phinodes.c (make_phi_node): Initialize location.
6205 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
6206 (add_phi_arg): Add location parameter.
6207 (remove_phi_arg_num): Move location when moving phi argument.
6208 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
6210 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
6211 slpeel_update_phi_nodes_for_guard1,
6212 slpeel_update_phi_nodes_for_guard2,
6213 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
6214 vect_loop_versioning): Set locations.
6215 * tree-parloops.c (create_phi_for_local_result,
6216 transform_to_exit_first_loop, create_parallel_loop): Add locations.
6217 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
6218 * tree-vect-loop.c (get_initial_def_for_induction,
6219 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
6221 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
6222 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
6223 (gimple_phi_arg_set_location): New. Set locus.
6224 (gimple_phi_arg_has_location): New. Check for locus.
6225 (redirect_edge_var_map_location): New. Return locus from var_map.
6226 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
6227 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
6228 combining PHI arguments.
6229 (cond_store_replacement): Set location.
6230 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
6231 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
6232 scop_add_exit_phis_edge): Add locations.
6233 * tree-cfgcleanup.c (remove_forwarder_block,
6234 remove_forwarder_block_with_phi): Add locations.
6235 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
6236 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
6238 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
6239 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
6240 flush_pending_stmts): Add source location.
6241 * lambda-code.c (perfect_nestify): Maintain location stack with argument
6242 stack to preserve locations.
6243 * tree-vect-stmts.c (vectorizable_load): Add location.
6244 * tree-inline.c (copy_phis_for_bb): Copy locus.
6245 (setup_one_parameter): Add call locus to inlined parameter stmts.
6246 (initialize_inlined_parameters): Pass in call location as parameter
6248 (tree_function_versioning): Pass location to setup_one_parameter.
6249 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
6250 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
6251 copy and edge lists.
6252 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
6253 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
6254 locus parameter and override the stmt default if provided.
6255 (new_elim_graph, clear_elim_graph, delete_elim_graph,
6256 elim_graph_add_edge, elim_graph_remove_succ_edge,
6257 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
6258 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
6259 eliminate_phi): Add locus info in elimination graph for each edge and
6261 (insert_backedge_copies): Copy locus if present.
6262 * tree-flow.h (struct _edge_var_map): Add locus field.
6263 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
6264 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
6265 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
6267 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
6269 2009-07-30 Martin Jambor <mjambor@suse.cz>
6271 PR tree-optimization/40570
6272 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
6275 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
6277 * ssa-loop-manip.c: Include langhooks.h.
6278 (rewrite_phi_with_iv): New.
6279 (rewrite_all_phi_nodes_with_iv): New.
6280 (canonicalize_loop_ivs): Move here from tree-parloops.c.
6281 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
6282 * tree-parloops.c (loop_parallel_p): Move out all conditions
6283 except dependency check.
6284 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
6285 (gen_parallel_loop): Call canonicalize_loop_ivs without
6286 reduction_list argument.
6287 (build_new_reduction): New.
6288 (gather_scalar_reductions): New.
6289 (try_get_loop_niter): New.
6290 (try_create_reduction_list): New.
6291 (parallleize_loops): Change the parallel conditions check.
6292 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
6293 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
6295 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
6297 * opt-functions.awk (opt_args): Allow argument to be enclosed in
6299 * doc/options.texi (Option properties): Mention new quoting syntax.
6301 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6303 * config/alpha/alpha.c (alpha_start_function):
6304 Handle VMS_DEBUG_MAIN_POINTER
6305 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6306 * doc/invoke.texi: Document -mdebug-main switch.
6308 2009-07-29 Richard Henderson <rth@redhat.com>
6310 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
6311 (cgraph_create_edge_including_clones): Likewise.
6312 * tree-inline.c (copy_bb): Operate on the correct edges
6313 when updating the callgraph.
6315 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6317 * config/alpha/vms-cc.c: Deleted.
6318 * config/alpha/vms-ld.c: Deleted.
6319 * config/alpha/t-vms64: Moved to config/vms
6320 * config/alpha/vms-crt0-64.c: Moved to config/vms
6321 * config/alpha/vms-crt0.c: Moved to config/vms
6322 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
6323 * config/alpha/vms-psxcrt0.c: Moved to config/vms
6324 * config/alpha/xm-vms.h: Moved to config/vms
6325 * config/alpha/x-vms: Moved to config/vms
6326 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
6328 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
6329 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
6331 * config/vms/t-vms64: Moved here from config/alpha
6332 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
6333 (argc,argv,envp): Enforce 32bit malloc'ing.
6334 * config/vms/vms-psxcrt0-64.c: Likewise.
6335 * config/vms/vms-crt0.c: Moved here from config/alpha.
6336 * config/vms/vms-psxcrt0.c: Likewise.
6337 * config/vms/vms-crtl-64.h: New file.
6338 * config/vms/vms-crtl.h: New file.
6339 * config/vms/vms.opt: New file.
6340 * config/vms/xm-vms64.h: New file.
6341 * config/vms/xm-vms.h: Moved here from config/alpha.
6342 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
6344 * config/vms/x-vms: Moved here from config/alpha.
6345 (version, VMS_EXTRA_PARTS): Moved to t-vms.
6346 (vms-ld.o, vms-cc.o): Removed.
6347 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
6349 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6351 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
6352 correct stack (obvious VMS fix).
6354 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6356 * dwarf2out.c (output_file_names): Output VMS style file name, size,
6357 date, version info if VMS_DEBUGGING_INFO defined.
6358 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
6359 size, date calculating code moved here.
6361 2009-07-29 Paul Brook <paul@codesourcery.com>
6363 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
6366 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
6369 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
6370 to DImode when generating insq_le insn.
6372 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6374 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
6375 New macro set for VMS_DEBUGGGING_INFO.
6376 (AT_string_form): Use it.
6378 2009-07-28 DJ Delorie <dj@redhat.com>
6380 * config/mep/mep.c (vtext_section): New.
6381 (vftext_section): New.
6382 (ftext_section): New.
6383 (mep_select_section): Add support for functions.
6384 (mep_unique_section): Likewise.
6385 (mep_asm_init_sections): Likewise.
6386 (mep_encode_section_info): Remove it from here.
6388 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
6390 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
6392 * tree.h (TREE_DEPRECATED): Document it is used for types too.
6393 (TYPE_VECTOR_OPAQUE): Use default_def_flag
6395 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6397 * dwarf2out.c (output_file_names): Test new macro
6398 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
6399 (add_comp_dir_attribute): Likewise.
6401 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
6403 * config/i386/mingw-w64.h (LINK_SPEC): Add
6404 separating space between commands.
6406 2009-07-28 Jan Hubicka <jh@suse.cz>
6408 PR tree-optimization/40759
6409 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
6412 2009-07-27 DJ Delorie <dj@redhat.com>
6414 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
6415 types are dword-aligned.
6416 (mep_expand_va_start): Likewise.
6418 2009-07-27 Olivier Hainque <hainque@adacore.com>
6419 Douglas B Rupp <rupp@gnat.com>
6421 * convert.c (convert_to_pointer): Don't assume the target
6422 pointer type is POINTER_SIZE long. Fetch its precision instead.
6424 2009-07-27 Douglas B Rupp <rupp@gnat.com>
6426 * system.h (fopen): Undefine if macro.
6428 2009-07-27 Jakub Jelinek <jakub@redhat.com>
6430 * dwarf2out.c (output_cfi_p): Removed.
6431 (output_cfis): New function.
6432 (output_fde): New function, split from output_call_frame_info.
6433 (output_call_frame_info): Use it.
6434 (dwarf2out_switch_text_section): Use output_cfis.
6436 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6438 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
6439 TARGET_BI_ARCH is specified without enabling SJLJ.
6440 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
6441 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
6443 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
6445 * arm.md (negdi2): Use DImode if forcing a value into a register.
6447 2009-07-26 Ira Rosen <irar@il.ibm.com>
6449 PR tree-optimization/40801
6450 * tree-vect-stmts.c (vectorizable_call): Get previous copy
6451 of vector operand from the previous copy of vector statement.
6452 Pass the correct definition type value to
6453 vect_get_vec_def_for_stmt_copy().
6455 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6457 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
6458 const char ** conversion.
6460 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6462 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
6463 fancy_abort() if !ENABLE_ASSERT_CHECKING.
6464 (gcc_unreachable): Invoke __builtin_unreachable() if
6465 !ENABLE_ASSERT_CHECKING.
6467 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6469 PR rtl-optimization/40445
6470 * emit-rtl.c (next_nonnote_insn_bb): New function.
6471 * rtl.h (next_nonnote_insn_bb): Declare new function.
6472 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
6473 with no successors that is the successor of the ENTRY_BLOCK.
6474 Continue from the top after removing an empty fallthrough block.
6475 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
6476 of next_nonnote_insn.
6478 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6480 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
6482 2009-07-25 Martin Jambor <mjambor@suse.cz>
6484 * c-common.c (c_common_attribute_table): New element for noclone.
6485 (handle_noclone_attribute): New function. Forward-declare.
6486 * tree-inline.c (tree_versionable_function_p): Check for noclone
6488 * doc/extend.texi (Labels as Values): Document need for noclone.
6489 (Function Attributes): Document noclone attribute.
6491 2009-07-25 Jakub Jelinek <jakub@redhat.com>
6493 PR rtl-optimization/34999
6494 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
6495 and dw_fde_switched_cold_to_hot fields.
6496 (output_cfi_p): New function.
6497 (output_call_frame_info): If fde->dw_fde_switched_sections,
6498 output 2 FDEs instead of one with corrupted header.
6499 (dwarf2out_do_cfi_startproc): New function.
6500 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
6501 and fde->dw_fde_switched_cold_to_hot.
6502 (dwarf2out_switch_text_section): Compute
6503 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
6504 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
6505 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
6506 Otherwise, compute fde->dw_fde_switch_cfi.
6508 2009-07-24 Cary Coutant <ccoutant@google.com>
6510 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
6512 2009-07-24 Cary Coutant <ccoutant@google.com>
6514 * cfghooks.c (split_block): Copy discriminator to new block.
6515 * tree-cfg.c (assign_discriminator): Check location of last
6516 instruction in block as well as first.
6518 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
6520 * config/i386/linux.c: Use fputs or putc instead of fprintf
6522 * config/i386/gas.h: Ditto.
6523 * config/i386/x86-64.h: Ditto.
6524 * config/i386/att.h: Ditto.
6526 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6528 * expmed.c (emit_store_flag): Use a recursive call to optimize the
6531 2009-07-24 Martin Jambor <mjambor@suse.cz>
6533 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
6534 (ipa_push_func_to_list_1): Declare.
6535 (ipa_push_func_to_list): New function.
6537 * ipa-prop.c (ipa_push_func_to_list_1): New function.
6538 (ipa_init_func_list): Call ipa_push_func_to_list_1.
6539 (ipa_push_func_to_list): Removed.
6540 (ipa_pop_func_from_list): Clear node_enqueued flag.
6542 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6544 * config/s390/s390.c (override_options): Default
6545 max-unrolled-insns to 100 for z10 tuning.
6547 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
6549 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
6550 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
6551 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
6552 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
6553 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
6554 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
6555 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
6557 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6559 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
6560 use default set in mingw32.h header.
6561 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
6562 64-bit /mingw/include path.
6563 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
6566 2009-07-23 Neil Vachharajani <nvachhar@google.com>
6568 PR rtl-optimization/40209
6569 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
6571 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6573 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
6574 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
6575 with the rest of string where appropriate. Use fputs or putc
6576 instead of fprintf where appropriate.
6578 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
6579 Pat Haugen <pthaugen@us.ibm.com>
6580 Revital Eres <ERES@il.ibm.com>
6582 * config/rs6000/vector.md: New file. Move most of the vector
6583 expander support here from altivec.md to allow for the VSX vector
6584 unit in the future. Add support for secondary_reload patterns.
6585 Rewrite the patterns for vector comparison, and vector comparison
6586 predicate instructions so that the RTL expresses the desired
6587 behavior, instead of using unspec.
6589 * config/rs6000/constraints.md ("f" constraint): Use
6590 rs6000_constraints to hold the precalculated register class.
6591 ("d" constraint): Ditto.
6592 ("wd" constraint): New constraint for VSX.
6593 ("wf" constraint): Ditto.
6594 ("ws" constraint): Ditto.
6595 ("wa" constraint): Ditto.
6596 ("wZ" constraint): Ditto.
6597 ("j" constraint): Ditto.
6599 * config/rs6000/predicates.md (vsx_register_operand): New
6601 (vfloat_operand): New predicate for vector.md.
6602 (vint_operand): Ditto.
6603 (vlogical_operand): Ditto.
6604 (easy_fp_constant): If VSX, 0.0 is an easy constant.
6605 (easy_vector_constant): Add VSX support.
6606 (altivec_indexed_or_indirect_operand): New predicate for
6607 recognizing Altivec style memory references with AND -16.
6609 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
6610 for vector secondary reload support.
6611 (rs6000_vector_reg_class): Delete, replacing it with
6613 (rs6000_vsx_reg_class): Ditto.
6614 (rs6000_constraints): New array to hold the register classes of
6615 each of the register constraints that can vary at runtime.
6616 (builtin_mode_to_type): New static array for builtin function type
6618 (builtin_hash_table): New static hash table for builtin function
6620 (TARGET_SECONDARY_RELOAD): Define target hook.
6621 (TARGET_IRA_COVER_CLASSES): Ditto.
6622 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
6623 registers are 128 bits if VSX memory reference instructions are used.
6624 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
6626 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
6627 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
6628 Print several of the scheduling related parameters.
6629 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
6630 rs6000_constraints instead of rs6000_vector_reg_class. Move
6631 -mdebug=reg code to rs6000_debug_reg_global. Add support for
6632 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
6633 Altivec. Add VSX support. Setup for secondary reload support on
6634 Altivec/VSX registers.
6635 (rs6000_override_options): Make power7 set the scheduling groups
6636 like the power5. Add support for new debug switches to override
6637 the scheduling defaults. Temporarily disable -mcpu=power7 from
6638 setting -mvsx. Add support for debug switches -malways-hint,
6639 -msched-groups, and -malign-branch-targets.
6640 (rs6000_buitlin_conversion): Add support for returning unsigned
6641 vector conversion functions to fix regressions due to stricter
6643 (rs6000_builtin_mul_widen_even): Ditto.
6644 (rs6000_builtin_mul_widen_odd): Ditto.
6645 (rs6000_builtin_vec_perm): Ditto.
6646 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
6647 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
6649 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
6651 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
6652 VSX types for bit operations. Changes to accomidate vector.md.
6653 (bdesc_2arg): Ditto.
6654 (bdesc_1arg): Ditto.
6655 (struct builtin_description_predicates): Rewrite predicate
6656 handling so that RTL describes the operation, instead of passing
6657 the instruction to be used as a string argument.
6658 (bdesc_altivec_preds): Ditto.
6659 (altivec_expand_predicate_builtin): Ditto.
6660 (altivec_expand_builtin): Ditto.
6661 (rs6000_expand_ternop_builtin): Use a switch instead of an if
6662 statement for vsldoi support.
6663 (altivec_expand_ld_builtin): Change to use new names from vector.md.
6664 (altivec_expand_st_builtin): Ditto.
6665 (paired_expand_builtin): Whitespace changes.
6666 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
6667 builtin_mode_to_type table for secondary reload. Call
6668 builtin_function_type to build random builtin functions.
6669 (altivec_init_builtins): Change to use builtin_function_type to
6670 create builtin function types dynamically as we need them.
6671 (builtin_hash_function): New support for hashing the tree types
6672 for builtin function as we need it, rather than trying to build
6673 all of the trees that we need. Add initial preliminary VSX support.
6674 (builtin_function_type): Ditto.
6675 (builtin_function_eq): Ditto.
6676 (builtin_hash_struct): Ditto.
6677 (rs6000_init_builtins): Ditto.
6678 (rs6000_common_init_builtins): Ditto.
6679 (altivec_init_builtins): Ditto.
6680 (rs6000_common_init_builtins): Ditto.
6681 (enum reload_reg_type): New enum for simplifing reg classes.
6682 (rs6000_reload_register_type): Simplify register classes into GPR,
6683 Vector, and other registers. Altivec and VSX addresses in reload.
6684 (rs6000_secondary_reload_inner): Ditto.
6685 (rs6000_ira_cover_classes): New target hook, that returns the
6686 appropriate cover classes, based on -mvsx being used or not.
6687 (rs6000_secondary_reload_class): Add VSX support.
6688 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
6689 (get_vsel_insn): Ditto.
6690 (rs6000_emit_vector_compare): Rewrite vector conditional support
6691 so that where we can, we use RTL operators, instead of blindly use
6693 (rs6000_emit_vector_select): Ditto.
6694 (rs6000_emit_vector_cond_expr): Ditto.
6695 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
6696 (create_TOC_reference): Add -mdebug=addr support.
6697 (emit_frame_save): VSX loads/stores need register indexed addressing.
6699 * config/rs6000/rs6000.md: Include vector.md.
6701 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
6703 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6704 support for V2DI, V2DF in logical, permute, select operations.
6706 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
6707 switch for vsx/power7.
6708 (-mvsx-scalar-memory): Ditto.
6709 (-mvsx-align-128): Ditto.
6710 (-mallow-movmisalign): Ditto.
6711 (-mallow-df-permute): Ditto.
6712 (-msched-groups): Ditto.
6713 (-malways-hint): Ditto.
6714 (-malign-branch-targets): Ditto.
6716 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
6718 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
6719 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
6720 (rs6000_vector_reg_class): Delete.
6721 (rs6000_vsx_reg_class): Ditto.
6722 (enum rs6000_reg_class_enum): New enum for the constraints that
6723 vary based on target switches.
6724 (rs6000_constraints): New array to hold the register class for all
6725 of the register constraints that vary based on the switches used.
6726 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
6727 (enum rs6000_builtins): Add unsigned varients for the builtin
6728 declarations returned by target hooks for expanding multiplies,
6729 select, and permute operations. Add VSX builtins.
6730 (enum rs6000_builtin_type_index): Add entries for VSX.
6731 (V2DI_type_node): Ditto.
6732 (V2DF_type_node): Ditto.
6733 (unsigned_V2DI_type_node): Ditto.
6734 (bool_long_type_node): Ditto.
6735 (intDI_type_internal_node): Ditto.
6736 (uintDI_type_internal_node): Ditto.
6737 (double_type_internal_node): Ditto.
6739 * config/rs6000/altivec.md (whole file): Move all expanders to
6740 vector.md from altivec.md. Rename insn matching functions to be
6742 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
6743 (altivec_vcmp*): Ditto.
6744 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
6745 (VM): New iterator for moves that includes the VSX types.
6746 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
6747 (altivec_vperm_<mode>_uns): New, for unsigned types.
6748 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
6749 (altivec_eq<mode>): Ditto.
6750 (altivec_gt<mode>): Ditto.
6751 (altivec_gtu<mode>): Ditto.
6752 (altivec_eqv4sf): Ditto.
6753 (altivec_gev4sf): Ditto.
6754 (altivec_gtv4sf): Ditto.
6755 (altivec_vcmpbfp_p): Ditto.
6757 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
6759 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
6762 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6765 * config/i386/i386.c (output_387_ffreep): Rewrite to use
6766 ASM_SHORT instead of .word.
6767 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
6768 instead of .word in asm template.
6770 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
6773 * ira-lives.c (bb_has_abnormal_call_pred): New function.
6774 (process_bb_node_lives): Use it.
6776 * ira.c (setup_cover_and_important_classes): Don't setup
6777 ira_important_class_nums. Add cover classes to the end of
6779 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
6781 (find_reg_class_closure): Use reorder_important_classes.
6783 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
6785 * config/i386/i386.c (i386_ira_cover_classes): New function.
6786 (TARGET_IRA_COVER_CLASSES): Redefine.
6788 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
6789 importance of order of cover classes in the array.
6791 2009-07-22 Diego Novillo <dnovillo@google.com>
6793 * tree-pass.h (TDF_EH): Define.
6794 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
6795 contains TDF_EH, print the EH region number holding GS.
6796 * tree-dump.c (dump_options): Add "eh".
6797 * doc/invoke.texi: Document it.
6799 2009-07-22 Doug Kwan <dougkwan@google.com>
6801 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
6803 2009-07-22 Michael Matz <matz@suse.de>
6805 PR tree-optimization/35229
6806 PR tree-optimization/39300
6808 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
6809 (inhibit_phi_insertion): New function.
6810 (insert_into_preds_of_block): Call it for REFERENCEs.
6811 (init_pre): Initialize and finalize scalar evolutions.
6812 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
6814 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
6816 * config/i386/predicates.md (zero_extended_scalar_load_operand):
6817 Use CONST_VECTOR_NUNITS to determine number of elements.
6819 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
6821 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
6822 (U, W): Constraints are now deprecated and will be removed if we
6824 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
6826 ("prefetch"): Add the stcmh instruction for prefetching.
6827 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
6829 (s390_short_displacement): Return always true if compiling for
6830 machines not providing the long displacement facility.
6831 (s390_mem_constraint): Support the new constraint letter Z.
6832 (s390_check_qrst_address): New function.
6834 2009-07-21 DJ Delorie <dj@redhat.com>
6836 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
6839 2009-07-21 Jason Merrill <jason@redhat.com>
6841 * c-common.c (max_tinst_depth): Increase default to 1024.
6843 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6845 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
6846 (vec_unpacku_float_lo_v4si): Ditto.
6848 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6851 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
6852 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
6853 (builtin_description): Add __builtin_ia32_cvtudq2ps.
6854 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
6856 2009-07-21 Jakub Jelinek <jakub@redhat.com>
6858 PR tree-optimization/40813
6859 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
6862 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
6864 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
6865 with a NOP_EXPR if needed.
6867 2009-07-21 Paul Brook <paul@codesourcery.com>
6869 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
6870 Terminate debug dump with newline.
6872 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6874 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
6875 Cast "1" to unsigned HOST_WIDE_INT.
6876 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
6877 deposit length to the maximum length - lsb. Extend length if
6878 HOST_BITS_PER_WIDE_INT is 32.
6880 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6882 * cgraph.h (constant_pool_htab): New function.
6883 (constant_descriptor_tree): Move from varasm.c.
6884 * varasm.c (constant_pool_htab): New function.
6885 (constant_descriptor_tree): Move to cgraph.h.
6887 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6889 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
6891 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
6893 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
6896 2009-07-20 Xinliang David Li <davidxl@google.com>
6898 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
6900 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
6902 * config/mips/mips.md (move_type): Add arith.
6903 (type): Handle arith.
6904 (zero_extendsidi2): Rename this into ...
6905 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
6906 (zero_extendsidi2): New expander.
6907 (*zero_extendsidi2_dext): New pattern.
6909 2009-07-20 Nick Clifton <nickc@redhat.com>
6911 * config.gcc (mips64-*-*): Add definition of tm_defines in order
6912 to set MIPS_ABI_DEFAULT.
6913 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
6915 2009-07-20 Jakub Jelinek <jakub@redhat.com>
6917 * tree-object-size.c (addr_object_size): Handle unions with
6918 array in it as last field of structs in __bos (, 1) as __bos (, 0).
6920 PR tree-optimization/40792
6921 * tree.c (build_function_type_skip_args): Remove bogus assert.
6923 2009-07-20 Jan Hubicka <jh@suse.cz>
6924 Martin Jambor <mjambor@suse.cz>
6926 * cgraph.h (combined_args_to_skip): New field.
6927 * cgraph.c (cgraph_create_virtual_clone): Properly handle
6928 combined_args_to_skip and args_to_skip.
6929 * tree-inline.c (update_clone_info): New function.
6930 (tree_function_versioning): Call update_clone_info.
6931 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
6933 (cgraph_materialize_all_clones): More extensive dumping, working
6934 with combined_args_to_skip rather than args_to_skip.
6936 2009-07-20 Ira Rosen <irar@il.ibm.com>
6938 * tree-vectorizer.h (vectorizable_condition): Add parameters.
6939 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
6940 (get_initial_def_for_reduction): Likewise.
6941 (vectorizable_reduction): Skip the check of first operand in case
6942 of COND_EXPR. Add check that it is outer loop vectorization if
6943 nested cycle was detected. Call vectorizable_condition() for
6944 COND_EXPR. If reduction epilogue cannot be created do not fail for
6945 nested cycles (if it is not double reduction). Assert that there
6946 is only one type in the loop in case of COND_EXPR. Call
6947 vectorizable_condition() to vectorize COND_EXPR.
6948 * tree-vect-stmts.c (vectorizable_condition): Update comment.
6949 Add parameters. Allow nested cycles if called from
6950 vectorizable_reduction(). Use reduction vector variable if provided.
6951 (vect_analyze_stmt): Call vectorizable_reduction() before
6952 vectorizable_condition().
6953 (vect_transform_stmt): Update call to vectorizable_condition().
6955 2009-07-20 Christian Bruel <christian.bruel@st.com>
6957 * config/sh/sh.opt (-mfmovd): Resurrect and document.
6958 * doc/invoke.texi (-mfmovd): Likewise.
6959 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
6961 2009-07-20 Jan Hubicka <jh@suse.cz>
6963 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
6964 when handling SSA name.
6966 2009-07-19 Jan Hubicka <jh@suse.cz>
6968 PR tree-optimization/40676
6969 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
6970 virtual PHIs in empty BBs.
6972 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6974 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
6975 re-expanded the compound use gen_lowpart instead to convert to the
6978 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6980 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
6981 OUTER_CONST arguments.
6982 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
6983 the new wider mode will be masked off.
6984 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
6986 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6988 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
6989 high-order bits are zero.
6991 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6993 * combine.c (simplify_shift_const_1): Split code to determine
6995 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
6996 new bits shifted in are identical to the old sign bit.
6998 2009-07-18 Richard Guenther <rguenther@suse.de>
7001 * gimplify.c (gimplify_call_expr): Reject code using results from
7002 functions returning void.
7004 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7006 * doc/md.texi: Document the new PowerPC "es" constraint.
7007 Document that "m" can include automodified addresses on this target,
7008 and explain how %U must be used. Extend the "Q" and "Z" documentation
7009 to suggest "es" as well as "m".
7010 * config/rs6000/constraints.md (es): New memory constraint.
7011 (Q, Z): Update strings to match new documentation.
7013 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7015 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
7016 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
7017 * config/rs6000/predicates.md (volatile_mem_operand): Use
7018 offsettable_nonstrict_memref_p.
7019 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
7020 (*floatunssidf2_internal): Likewise.
7021 (*fix_truncdfsi2_internal): Likewise.
7022 (*fix_trunctfsi2_internal): Likewise.
7024 2009-07-17 Anatoly Sokolov <aesok@post.ru>
7026 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
7028 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7030 2009-07-17 Richard Guenther <rguenther@suse.de>
7033 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
7034 (pass_warn_unused_result): Likewise.
7035 (TODO_set_props): Remove.
7036 * omp-low.c (diagnose_omp_structured_block_errors): Change to
7038 (pass_diagnose_omp_blocks): Define.
7039 * c-decl.c (pop_file_scope): Do not finalize the CU here.
7040 (c_gimple_diagnostics_recursively): Remove.
7041 (finish_function): Do not call it.
7042 (c_write_global_declarations): Continue after errors.
7043 Finalize the CU here.
7044 * c-gimplify.c (c_genericize): Do not gimplify here.
7045 * c-common.c (c_warn_unused_result): Move ...
7046 * tree-cfg.c (do_warn_unused_result): ... here.
7047 (run_warn_unused_result): New function.
7048 (gate_warn_unused_result): New function.
7049 (pass_warn_unused_result): New pass.
7050 * c-common.h (c_warn_unused_result): Remove.
7051 * flags.h (flag_warn_unused_result): Declare.
7052 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
7053 * opts.c (flag_warn_unused_result): Initialize to false.
7054 * toplev.c (compile_file): Add comment.
7055 * omp-low.c (create_omp_child_function): Do not register
7056 the function with the frontend.
7057 (diagnose_omp_structured_block_errors): Prepare to be
7058 called as optimization pass.
7059 (gate_diagnose_omp_blocks): New function.
7060 (pass_diagnose_omp_blocks): New pass.
7061 * cgraph.h (cgraph_optimize): Remove.
7062 (cgraph_analyze_function): Likewise.
7063 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
7064 * cgraphunit.c (cgraph_lower_function): Lower nested functions
7065 before their parents here.
7066 (cgraph_finalize_function): Not here.
7067 (cgraph_analyze_function): Gimplify functions here.
7068 (cgraph_finalize_compilation_unit): Continue after errors.
7069 Optimize the callgraph from here.
7070 (cgraph_optimize): Make static.
7071 * langhooks.c (write_global_declarations): Finalize the CU.
7072 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
7073 (gimplify_function_tree): Assert we gimplify only once.
7074 Set PROP_gimple_any property.
7075 * tree-nested.c (gimplify_all_functions): New function.
7076 (lower_nested_functions): Gimplify all nested functions.
7077 * gimple.h (diagnose_omp_structured_block_errors): Remove.
7078 * passes.c (init_optimization_passes): Add pass_warn_unused_result
7079 and pass_diagnose_omp_blocks after gimplification. Do not
7080 set TODO_set_props on all_lowering_passes.
7081 (execute_one_pass): Do not handle TODO_set_props.
7082 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
7083 (gimplify.o): Add tree-pass.h dependency.
7084 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
7085 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
7086 (unsave_r): Likewise.
7087 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
7090 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
7092 * doc/service.texi (Service): Restore previously removed link,
7093 which isn't broken after all.
7095 2009-07-17 Richard Guenther <rguenther@suse.de>
7097 PR tree-optimization/40321
7098 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
7099 PHI nodes to the maximal set.
7100 (make_values_for_phi): Add PHI arguments to the maximal set.
7101 (execute_pre): Dump PHI_GEN and the maximal set.
7103 2009-07-17 Jakub Jelinek <jakub@redhat.com>
7106 * gimplify.c (gimplify_conversion): Don't change non-conversions into
7109 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
7111 * doc/extend.texi (Nested Functions): Replace broken link with
7113 * doc/service.texi (Service): Remove broken link.
7115 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
7118 * builtins.c (expand_builtin_memcmp): Use loc instead of
7119 EXPR_LOCATION (exp).
7120 (expand_builtin_strncmp): Likewise.
7122 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
7123 Manuel López-Ibáñez <manu@gcc.gnu.org>
7126 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
7127 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
7128 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
7129 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
7130 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
7131 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
7132 tree-inline.c, c-common.c, c-common.h, gimple.c,
7133 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
7134 convert.c: Add location argument to fold_{unary,binary,ternary},
7135 fold_build[123], build_call_expr, build_size_arg,
7136 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
7137 fold_build1_initializer, fold_build2_initializer,
7138 fold_build3_initializer, fold_build_call_array,
7139 fold_build_call_array_initializer, fold_single_bit_test,
7140 omit_one_operand, omit_two_operands, invert_truthvalue,
7141 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
7142 combine_comparisons, fold_builtin_*, fold_call_expr,
7143 build_range_check, maybe_fold_offset_to_address, round_up,
7146 2009-07-16 Jason Merrill <jason@redhat.com>
7149 * c-common.c (c_common_reswords): Add __is_standard_layout
7151 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
7152 * doc/implement-cxx.texi: New.
7153 * doc/gcc.texi: Include it.
7155 2009-07-16 DJ Delorie <dj@redhat.com>
7157 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
7158 compares that may be indirectly affected by previous instructions.
7160 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7162 * builtins.c (do_mpc_arg2): New.
7163 (fold_builtin_2): Fold builtin cpow.
7164 * real.h (HAVE_mpc_pow): New.
7166 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
7168 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
7169 comparison to skip unprofitable schedule
7171 2009-07-16 Simon Baldwin <simonb@google.com>
7173 * gcc.c (option_map): New flag -no-canonical-prefixes.
7174 * (display_help): Print help text for new flag.
7175 * (process_command): Move options translation and language specifics
7176 and handle new flag early. Use it to set a function pointer to a
7177 prefix builder. Replace make_relative_prefix calls with calls to
7178 the function pointed to. Ignore new flag in regular options handling.
7179 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
7181 2009-07-15 DJ Delorie <dj@redhat.com>
7183 * config/mep/mep.md (sibcall_internal): Change register to avoid
7185 (sibcall_value_internal): Likewise.
7187 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
7189 PR rtl-optimization/40710
7190 * resource.c (mark_target_live_regs): Reset DF problem to LR.
7192 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
7194 * config/mips/mips.md (*extenddi_truncate<mode>,
7195 *extendsi_truncate<mode>): Change type attribute to move_type
7196 with shift_shift. Split out code handling exts from here ...
7197 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
7199 (*extendhi_truncateqi): Change type attribute to move_type with
7200 shift_shift. Split out code handling exts from here ...
7201 (*extendhi_truncateqi_exts): ... to this new pattern.
7203 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
7205 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
7206 instead of "and" with inverted sign bit mask value. Use
7207 "nonimmediate_operand" for operand 1 and operand 2 predicate.
7208 Allocate registers only for operand 4 and operand 5.
7210 2009-07-15 Jakub Jelinek <jakub@redhat.com>
7213 * fold-const.c (fold_cond_expr_with_comparison): When folding
7214 < and <= to MIN, make sure the MIN uses the same type as the
7215 comparison's operands.
7217 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
7219 * arm.md (ior_xor): New code iterator.
7220 (split for ior/xor with shift and zero-extend): New split pattern.
7221 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
7223 2009-07-15 Richard Guenther <rguenther@suse.de>
7225 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
7228 2009-07-15 Richard Guenther <rguenther@suse.de>
7231 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
7233 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7235 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
7236 handle 2.6.30 kernel.
7238 2009-07-15 DJ Delorie <dj@redhat.com>
7240 * config/mep/mep.md (sibcall_internal): Change register to allow
7241 for 24-bit addresses.
7242 (sibcall_value_internal): Likewise.
7244 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
7246 * doc/invoke.texi: Added descriptions of the scheduling heuristics
7247 that are enabled/disabled by the flags introduced by a previous patch.
7249 2009-07-14 DJ Delorie <dj@redhat.com>
7251 * config/mep/mep.md (sibcall_internal): Include non-toggling
7253 (sibcall_value_internal): Likewise.
7255 2009-07-14 Taras Glek <tglek@mozilla.com>
7256 Rafael Espindola <espindola@google.com>
7258 * doc/sourcebuild.texi: Document install-plugin target.
7259 * configure.ac: Added install-plugin target to language makefiles.
7260 * configure: Regenerate.
7261 * Makefile.in: (install-plugin): Install more headers,
7262 depend on lang.install-plugin.
7264 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7266 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
7269 2009-07-14 DJ Delorie <dj@redhat.com>
7271 * config/mep/mep.c (mep_vliw_jmp_match): New function.
7272 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
7273 * config/mep/mep.md (sibcall_internal): Change test from
7274 mep_vliw_mode_match to mep_vliw_jmp_match.
7275 (sibcall_value_internal): Likewise.
7277 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
7279 * config/i386/sse.md (copysign<mode>3): New expander.
7280 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
7281 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
7282 Use ix86_build_const_vector.
7283 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
7284 IX86_BUILTIN_CPYSGNPD.
7285 (builtin_description): Add __builtin_ia32_copysignps and
7286 __builtin_ia32_copysignpd.
7287 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
7288 and BUILT_IN_COPYSIGNF.
7290 2009-07-13 Jason Merrill <jason@redhat.com>
7292 * builtins.c (can_trust_pointer_alignment): New fn.
7293 (get_pointer_alignment): Factor it out from here.
7294 * tree.h: Declare it.
7296 2009-07-14 David Edelsohn <edelsohn@gnu.org>
7298 * config/rs6000/predicates.md (offsettable_mem_operand): Test
7301 2009-07-14 Dodji Seketeli <dodji@redhat.com>
7305 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
7307 2009-07-14 Richard Guenther <rguenther@suse.de>
7308 Andrey Belevantsev <abel@ispras.ru>
7311 * cfgexpand.c (partition_stack_vars): Do not bother to update
7312 alias information when not optimizing.
7314 2009-07-14 Richard Guenther <rguenther@suse.de>
7315 Andrey Belevantsev <abel@ispras.ru>
7317 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
7318 (pt_solution_set): Likewise.
7319 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
7320 * tree-ssa-structalias.c (pt_solution_set): New function.
7321 * final.c (rest_of_clean_state): Free SSA data structures.
7322 * print-rtl.c (print_decl_name): Remove.
7323 (print_mem_expr): Implement in terms of print_generic_expr.
7324 * alias.c (ao_ref_from_mem): New function.
7325 (rtx_refs_may_alias_p): Likewise.
7326 (true_dependence): Query alias-export info.
7327 (canon_true_dependence): Likewise.
7328 (write_dependence_p): Likewise.
7329 * tree-dfa.c (get_ref_base_and_extent): For void types leave
7331 * emit-rtl.c (component_ref_for_mem_expr): Remove.
7332 (mem_expr_equal_p): Use operand_equal_p.
7333 (set_mem_attributes_minus_bitpos): Do not use
7334 component_ref_for_mem_expr.
7335 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
7336 (update_alias_info_with_stack_vars): Likewise.
7337 (partition_stack_vars): Call update_alias_info_with_stack_vars.
7338 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
7339 explicitly nor clear stmt operands.
7340 Free the decl-to-pointer map.
7341 * tree-optimize.c (execute_free_datastructures): Do not free
7342 SSA data structures here.
7343 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
7344 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
7345 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
7347 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
7349 2009-07-13 DJ Delorie <dj@redhat.com>
7351 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
7352 unrolling at the right iteration count.
7354 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
7357 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7359 * haifa-sched.c (rank_for_schedule): Introduced flags to
7360 enable/disable individual scheduling heuristics.
7361 * common.opt: Introduced flags to enable/disable individual
7362 heuristics in the scheduler.
7363 * doc/invoke.texi: Introduced flags to enable/disable individual
7364 heuristics in the scheduler.
7366 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
7368 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
7369 config/i386/mingw-tls.c.
7370 * config/i386/mingw-tls.c: Removed.
7372 2009-07-13 Ira Rosen <irar@il.ibm.com>
7374 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
7375 checks access only relevant statements.
7376 (vectorizable_reduction): Likewise.
7378 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
7380 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
7381 just for 32-bit case.
7383 2009-07-12 Jan Hubicka <jh@suse.cz>
7385 PR tree-optimization/40585
7386 * except.c (expand_resx_expr): When there already is resume
7387 instruction, produce linked list.
7388 (build_post_landing_pads): Assert that resume is empty.
7389 (connect_post_landing_pads): Handle resume lists.
7390 (dump_eh_tree): Dump resume list.
7392 2009-07-12 Ira Rosen <irar@il.ibm.com>
7394 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
7395 with additional argument.
7396 * tree-vectorizer.h (enum vect_def_type): Add
7397 vect_double_reduction_def.
7398 (vect_is_simple_reduction): Add argument.
7399 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
7401 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
7402 vect_is_simple_reduction with additional argument.
7403 (vect_analyze_loop_operations): Handle exit phi nodes in case of
7405 (reduction_code_for_scalar_code): Handle additional codes by
7406 returning ERROR_MARK for them. Fix comment and indentation.
7407 (vect_is_simple_reduction): Fix comment, add argument to specify
7408 double reduction. Detect double reduction.
7409 (get_initial_def_for_induction): Fix indentation.
7410 (get_initial_def_for_reduction): Fix comment and indentation.
7411 Handle double reduction. Create initial definitions that do not
7412 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
7413 (vect_create_epilog_for_reduction): Fix comment, add argument to
7414 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
7415 epilogue result extraction. Create double reduction phi node and
7416 replace relevant uses.
7417 (vectorizable_reduction): Call vect_is_simple_reduction with
7418 additional argument. Fix indentation. Update epilogue code treatment
7419 according to the changes in reduction_code_for_scalar_code. Check
7420 for double reduction. Call vect_create_epilog_for_reduction with
7421 additional argument.
7422 * tree-vect-stmts.c (process_use): Handle double reduction, update
7424 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
7425 (vect_get_vec_def_for_operand): Likewise.
7427 2009-07-12 Danny Smith <dansmister@gmail.com>
7429 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
7430 dllexport if !TREE_PUBLIC.
7431 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
7433 2009-07-11 Anatoly Sokolov <aesok@post.ru>
7435 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
7436 (avr_extra_arch_macro) Remove declatation.
7437 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
7438 (avr_extra_arch_macro) Declare as static.
7439 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
7441 2009-07-11 Jan Hubicka <jh@suse.cz>
7444 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
7446 2009-07-11 Jakub Jelinek <jakub@redhat.com>
7449 * dwarf2out.c (dw_fde_struct): Add in_std_section and
7450 cold_in_std_section bits.
7451 (dwarf2out_begin_prologue): Initialize them.
7452 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
7453 if already covered by text_section or cold_text_section range.
7455 PR rtl-optimization/40667
7456 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
7457 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
7458 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
7459 * config/i386/i386.c (ix86_minimum_alignment): New function.
7460 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
7461 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
7462 * emit-rtl.c (gen_reg_rtx): Likewise.
7463 * function.c (assign_parms): Likewise. If nominal_type needs
7464 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
7465 rather than passed_type's alignment.
7468 * function.c (assign_parm_setup_stack): Adjust
7469 MEM_OFFSET (data->stack_parm) if promoted_mode is different
7470 from nominal_mode on big endian.
7472 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
7474 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
7476 2009-07-10 DJ Delorie <dj@redhat.com>
7478 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
7480 2009-07-10 Mark Mitchell <mark@codesourcery.com>
7482 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
7484 (thumb2_cbnz): Likewise.
7486 2009-07-10 David Daney <ddaney@caviumnetworks.com>
7489 * config.gcc (supported_defaults): Add synci.
7490 (with_synci): Add validation.
7491 (all_defaults): Add synci.
7492 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
7495 * config/mips/mips.opt (msynci): New option.
7496 * config/mips/mips.c (mips_override_options): Warn on use of
7497 -msynci for targets that do now support it.
7498 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7500 * gcc/doc/invoke.texi (-msynci): Document the new option.
7501 * doc/install.texi (--with-synci): Document the new option.
7503 2009-07-10 Richard Guenther <rguenther@suse.de>
7505 PR tree-optimization/40496
7506 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
7507 the PHI result with a compatible type.
7509 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
7513 * c.opt (Wunused-result): New.
7514 * doc/invoke.texi: Document it.
7515 * c-common.c (c_warn_unused_result): Use it.
7517 2009-07-09 DJ Delorie <dj@redhat.com>
7519 * targhooks.c (default_target_can_inline_p): Rename from
7520 default_target_option_can_inline_p.
7521 * targhooks.h (default_target_can_inline_p): Likewise.
7522 * target-def.h (TARGET_CAN_INLINE_P): Rename from
7523 TARGET_OPTION_CAN_INLINE_P.
7524 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
7525 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
7526 (mep_target_can_inline_p): Rename from
7527 mep_target_option_can_inline_p.
7530 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
7531 registers used to pass vectors.
7533 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
7535 2009-07-09 Tom Tromey <tromey@redhat.com>
7537 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
7538 * config/mmix/mmix.c: Include dwarf2.h.
7539 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
7540 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
7541 * config/sh/sh.c: Include dwarf2.h.
7542 * config/i386/i386.c: Include dwarf2.h.
7543 * Makefile.in (DWARF2_H): Remove 'elf'.
7544 * except.c: Include dwarf2.h.
7545 * unwind-dw2.c: Include dwarf2.h.
7546 * dwarf2out.c: Include dwarf2.h.
7547 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
7548 * unwind-dw2-fde.c: Include dwarf2.h.
7549 * dwarf2asm.c: Include dwarf2.h.
7551 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7553 * haifa-sched.c (insn_finishes_cycle_p): New static function.
7554 (max_issue): Use it.
7555 * sched-int.h (struct sched_info: insn_finishes_block_p): New
7557 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
7558 (region_sched_info): Update.
7559 * sched-ebb.c (ebb_sched_info): Update.
7560 * modulo-sched.c (sms_sched_info): Update.
7561 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
7563 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7565 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
7567 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
7569 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
7571 2009-07-09 Jakub Jelinek <jakub@redhat.com>
7574 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
7575 arg1 with arg01 if arg1 is already INTEGER_CST.
7577 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7579 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
7580 Transform (and (truncate)) into (truncate (and)).
7582 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7584 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
7585 creating LHS paradoxical subregs. Fix surrounding returns to
7586 use NULL_RTX rather than 0.
7588 2009-07-08 DJ Delorie <dj@redhat.com>
7590 * config/mep/mep.c: (mep_option_can_inline_p): New.
7591 (TARGET_OPTION_CAN_INLINE_P): Define.
7593 2009-07-08 Mark Wielaard <mjw@redhat.com>
7596 * dwarf2out.c (add_data_member_location_attribute): When we have
7597 only a constant offset don't emit a new location description using
7598 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
7601 2009-07-08 Richard Henderson <rth@redhat.com>
7604 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
7605 (enum reg_class): Add CLOBBERED_REGS.
7606 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
7607 * config/i386/i386.c (ix86_conditional_register_usage): Moved
7608 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
7609 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
7610 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
7611 force 64-bit sibcalls into R11.
7612 * config/i386/constraints.md (U): New constraint.
7613 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
7614 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
7615 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
7617 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
7619 * basic-block.h (dump_regset, debug_regset): Remove duplicate
7621 * c-objc-common.h (c_initialize_diagnostics): Ditto.
7622 * ebitmap.h (dump_ebitmap): Ditto.
7623 * optabs.h (optab_libfunc): Ditto.
7624 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
7625 * tree-flow.h (vect_can_force_dr_alignment_p,
7626 get_vectype_for_scalar_type): Ditto.
7627 (vectorize_loops): Move prototype to ...
7628 * tree-vectorizer.h: ... here. Also, adjust comment.
7629 (vect_set_verbosity_level): Remove duplicate prototype.
7630 * tree-ssa-loop.c: Include tree-vectorizer.h.
7631 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
7633 2009-07-08 Nick Clifton <nickc@redhat.com>
7635 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
7638 2009-07-08 DJ Delorie <dj@redhat.com>
7640 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
7641 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
7642 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
7644 * config/mep/intrinsics.md: Regenerated.
7645 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
7646 registers when asm() or calls are detected.
7648 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
7651 * gimplify.c (gimplify_expr): Propagate no_warning flag when
7653 * gimple (gimple_build_call_from_tree): Likewise.
7654 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
7655 no_warning flag before warning.
7657 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7659 * tree.c (set_expr_locus): Remove.
7660 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
7661 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
7663 * gimplify.c (internal_get_tmp_var): Likewise.
7664 (gimplify_call_expr): Likewise.
7665 (gimplify_one_sizepos): Likewise.
7667 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
7670 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
7671 to variables for debugging purposes.
7673 2009-06-23 Mark Loeser <mark@halcy0n.com>
7676 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
7678 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7680 * pretty-print.c (pp_base_format): Remove %J.
7681 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7682 gcc_cxxdiag_char_table): Likewise.
7683 (init_dynamic_diag_info): Likewise.
7685 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7687 * pretty-print.c (pp_base_format): Remove %H.
7688 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7689 gcc_cxxdiag_char_table): Likewise.
7690 (init_dynamic_diag_info): Likewise.
7691 * config/mep/mep.c (mep_select_section): Likewise.
7693 2009-07-07 Duncan Sands <baldrick@free.fr>
7695 * final.c (pass_clean_state): Give the pass a name.
7696 * passes.c (pass_rest_of_compilation): Likewise.
7697 * tree-optimize.c (pass_all_optimizations): Likewise.
7699 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
7701 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
7702 an extra 'decl' for error_at.
7704 2009-07-07 Jakub Jelinek <jakub@redhat.com>
7707 * tree-tailcall.c (adjust_return_value_with_ops,
7708 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
7709 if it has complex or vector type.
7711 2009-07-07 Olivier Hainque <hainque@adacore.com>
7713 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
7716 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
7718 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
7720 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7722 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
7723 * c-decl.c: Likewise.
7724 * function.c: Likewise.
7725 * varasm.c: Likewise.
7726 * tree-ssa.c: Likewise.
7727 * c-common.c: Likewise.
7728 * tree-cfg.c: Likewise.
7729 * config/spu/spu.c: Likewise.
7730 * config/ia64/ia64.c: Likewise.
7731 * config/v850/v850.c: Likewise.
7733 2009-07-06 DJ Delorie <dj@redhat.com>
7735 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
7736 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
7737 unspecified accesses to control registers.
7738 * config/mep/intrinsics.md: Regenerate.
7739 * config/mep/intrinsics.h: Regenerate.
7740 * config/mep/mep-intrin.h: Regenerate.
7742 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7744 * c-lex.c: Replace %H by an explicit location. Update all calls.
7745 * c-common.c: Likewise.
7746 * c-decl.c: Likewise.
7747 * c-typeck.c: Likewise.
7748 * fold-const.c: Likewise.
7749 * gimplify.c: Likewise.
7751 * tree-cfg.c: Likewise.
7752 * tree-ssa-loop-niter.c: Likewise.
7753 * tree-vrp.c: Likewise.
7754 * value-prof.c: Likewise.
7756 2009-07-06 Diego Novillo <dnovillo@google.com>
7758 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
7759 if it has one. Handle cases where VAR does not have an
7760 annotation or cfun is NULL.
7762 2009-07-06 Diego Novillo <dnovillo@google.com>
7764 * tree.c: Include debug.h.
7765 (initialize_tree_contains_struct): New.
7766 (init_ttree): Call it.
7767 (tree_node_structure_for_code): Factor out of ...
7768 (tree_node_structure): ... here.
7769 * treestruct.def (TS_PHI_NODE): Remove.
7770 (TS_GIMPLE_STATEMENT): Remove.
7772 2009-07-06 Diego Novillo <dnovillo@google.com>
7774 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
7775 (debug_tree_chain): Handle cycles.
7777 2009-07-06 Nick Clifton <nickc@redhat.com>
7778 DJ Delorie <dj@redhat.com>
7780 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
7781 __FMOVD_ENABLED__ is defined.
7783 (TARGET_FMOVD): Provide a default definition.
7784 (MASK_FMOVD): Likewise.
7785 (TARGET_CPU_CPP_BUILTINS): Define
7786 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
7787 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
7788 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
7789 (split for DF load from memory into register): Also handle
7790 MEMs which consist of REG+DISP addressing.
7791 (split for DF store from register to memory): Likewise.
7792 (movsf_ie): Always use single fp_mode.
7793 * config/sh/sh.c (sh_override_options): Do not automatically
7794 enable TARGET_MOVD for the SH2A when supporting doubles - leave
7795 that to the -mfmovd command line switch.
7796 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
7797 (fldi_ok): Always allow.
7798 * config/sh/sh.opt (mfmovd): Remove this switch.
7799 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
7801 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
7802 Kaz Kojima <kkojima@gcc.gnu.org>
7804 PR rtl-optimization/30807
7805 * postreload.c (reload_combine): For every new use of REG_SUM,
7806 record the use of BASE.
7808 2009-07-06 Jan Hubicka <jh@suse.cz>
7810 * params.def: Revert my accidental commit at 2009-06-30.
7812 2009-07-04 Ian Lance Taylor <iant@google.com>
7815 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
7817 (mingw_format_attribute_overrides): Likewise.
7819 2009-07-04 Jakub Jelinek <jakub@redhat.com>
7822 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
7823 don't check cfa.reg. Instead of cfa.indirect use
7824 fde && fde->drap_reg != INVALID_REGNUM test.
7826 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
7828 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
7830 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
7833 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
7835 2009-07-03 Richard Guenther <rguenther@suse.de>
7837 PR tree-optimization/40640
7838 * tree-switch-conversion.c (build_arrays): Perform arithmetic
7841 2009-07-03 Jan Hubicka <jh@suse.cz>
7843 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
7844 for size, reduce amount of inlining.
7846 2009-07-03 Richard Guenther <rguenther@suse.de>
7849 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
7850 if t +- x is known to not overflow and the conversion widens the
7852 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
7854 2009-07-03 Jan Hubicka <jh@suse.cz>
7856 * ipa-pure-const.c (analyze): Update loop optimizer init.
7857 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
7858 try_remove_empty_loop, remove_empty_loops): Remove.
7859 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
7860 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
7861 to mark regular loops as neccesary.
7862 (degenerate_phi_p): New function.
7863 (propagate_necessity, remove_dead_phis): Use it.
7864 (forward_edge_to_pdom): Likewise.
7865 (eliminate_unnecessary_stmts): Take care to remove uses of results of
7866 virtual PHI nodes that became unreachable.
7867 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
7868 * tree-flow.h (remove_empty_loops): Remove.
7869 * passes.c (init_optimization_passes): Remove.
7871 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
7873 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
7874 can_create_pseudo_p.
7875 (*fix_trunc<mode>_i387_1): Ditto.
7876 (*floathi<mode>2_1): Ditto.
7877 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
7878 (*fistdi2_1): Ditto.
7879 (*fist<mode>2_1): Ditto.
7880 (frndintxf2_floor): Ditto.
7881 (*fist<mode>2_floor_1): Ditto.
7882 (frndintxf2_ceil): Ditto.
7883 (*fist<mode>2_ceil_1): Ditto.
7884 (frndintxf2_trunc): Ditto.
7885 (frndintxf2_mask_pm): Ditto.
7886 (fxam<mode>2_i387_with_temp): Ditto.
7887 * config/i386/sse.md (mulv16qi3): Ditto.
7888 (*sse2_mulv4si3): Ditto.
7890 (sse4_2_pcmpestr): Ditto.
7891 (sse4_2_pcmpistr): Ditto.
7893 2009-07-03 Jan Hubicka <jh@suse.cz>
7895 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
7896 (mark_stmt_necessary): Set it.
7897 (mark_operand_necessary): Set it.
7898 (mark_control_dependent_edges_necessary): Set it.
7899 (mark_virtual_phi_result_for_renaming): New function.
7900 (get_live_post_dom): New function.
7901 (forward_edge_to_pdom): New function.
7902 (remove_dead_stmt): Fix handling of control dependences.
7903 (tree_dce_init): Init new bitmap.
7904 (tree_dce_done): Free it.
7906 2009-07-02 Richard Guenther <rguenther@suse.de>
7909 * tree-ssa-structalias.c (new_var_info): Initialize
7912 2009-07-02 Jan Hubicka <jh@suse.cz>
7914 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
7917 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
7919 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
7920 instead of recomputing it. Adjust calls.
7921 (emit_store_flag): Adjust recursive calls.
7923 2009-07-02 Richard Guenther <rguenther@suse.de>
7925 * tree-ssa-live.c (remove_unused_locals): Do not remove
7927 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
7928 of DECL_EXTERNAL for HEAP variables.
7929 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
7930 HEAP variables. Do not adjust RESTRICT vars.
7931 (find_what_var_points_to): Nobody cares if something
7934 2009-07-02 Ben Elliston <bje@au.ibm.com>
7936 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
7937 pc_low and pc_high declarations to the top of the function.
7939 2009-07-01 DJ Delorie <dj@redhat.com>
7941 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
7943 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
7944 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
7945 unspecified accesses to control registers.
7946 * config/mep/intrinsics.md: Regenerate.
7947 * config/mep/intrinsics.h: Regenerate.
7948 * config/mep/mep-intrin.h: Regenerate.
7950 2009-07-01 Anthony Green <green@moxielogic.com>
7952 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7953 instruction when possible.
7954 (moxie_expand_prologue): Ditto. Also, save an instruction and
7955 some complexity by popping off of $r12 instead of $sp.
7956 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
7959 2009-07-01 Richard Henderson <rth@redhat.com>
7962 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
7963 contained no insns, reposition note before last insn.
7965 2009-07-01 Richard Henderson <rth@redhat.com>
7968 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
7969 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
7971 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7974 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
7975 darwin9 for printing reg addresses with %y.
7977 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
7979 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
7980 truncation from operands in binary operations.
7982 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
7985 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
7986 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
7987 subreg of op0 to the original op0.
7989 * expmed.c (store_bit_field_1): Use a temporary as the destination
7990 instead of a paradoxical subreg when we need to truncate the result.
7992 2009-07-01 DJ Delorie <dj@redhat.com>
7994 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
7995 names to VLIW variants.
7996 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
7997 * config/mep/intrinsics.md: Regenerate.
7998 * config/mep/intrinsics.h: Regenerate.
7999 * config/mep/mep-intrin.h: Regenerate.
8001 2009-07-01 Jakub Jelinek <jakub@redhat.com>
8004 * jump.c (returnjump_p): Revert last patch.
8005 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
8007 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8010 * pa.md (casesi32p): Use jump table label to determine the offset
8012 (casesi64p): Likewise.
8014 * pa.c (forward_branch_p): Return bool type. Use instruction
8015 addresses when available. Assert that INSN has a jump label.
8016 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
8019 2009-07-01 Richard Guenther <rguenther@suse.de>
8021 PR tree-optimization/19831
8022 * tree-ssa-dce.c (propagate_necessity): Calls to functions
8023 that only act as barriers do not make any previous stores necessary.
8024 * tree-ssa-structalias.c (handle_lhs_call): Delay making
8025 HEAP variables global, do not add a constraint from nonlocal.
8026 (find_func_aliases): Handle escapes through return statements.
8027 (compute_points_to_sets): Make escaped HEAP variables global.
8029 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8032 * expmed.c (emit_store_flag): Perform a conversion if necessary,
8033 after reducing a DImode cstore to SImode.
8035 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8037 * expr.c (expand_expr_real_1): Reinstate fallthrough to
8038 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
8040 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
8042 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
8043 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
8045 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
8046 and umod_optab if TARGET_BSD_DIVMOD.
8047 * config/vax/lib1funcs.asm: New file.
8048 * config/vax/t-linux: New file.
8049 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
8051 2009-06-30 Jakub Jelinek <jakub@redhat.com>
8054 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
8055 to type arguments that have void type.
8058 * dwarf2out.c (gen_formal_parameter_die): Call
8059 equate_decl_number_to_die if node is different from origin.
8061 2009-06-30 Anthony Green <green@moxielogic.com>
8063 Clean up moxie port for --enable-build-with-cxx.
8064 * config/moxie/moxie.c (moxie_function_value): First two
8065 parameters are const_tree, not tree.
8066 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
8067 (REG_CLASS_NAMES): Ditto.
8068 (REGNO_REG_CLASS): Ditto.
8069 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
8070 (moxie_function_value): Fix constyness of arguments.
8072 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
8074 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
8075 finalize_size_functions before further processing.
8076 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
8077 (variable_size): Call self_referential_size on size expressions
8078 that contain a PLACEHOLDER_EXPR.
8079 (size_functions): New static variable.
8080 (copy_self_referential_tree_r): New static function.
8081 (self_referential_size): Likewise.
8082 (finalize_size_functions): New global function.
8083 * tree.c: Include tree-inline.h.
8084 (push_without_duplicates): New static function.
8085 (find_placeholder_in_expr): New global function.
8086 (substitute_in_expr) <tcc_declaration>: Return the replacement object
8088 <tcc_expression>: Likewise.
8089 <tcc_vl_exp>: If the replacement object is a constant, try to inline
8090 the call in the expression.
8091 * tree.h (finalize_size_functions): Declare.
8092 (find_placeholder_in_expr): Likewise.
8093 (FIND_PLACEHOLDER_IN_EXPR): New macro.
8094 (substitute_placeholder_in_expr): Update comment.
8095 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
8097 (copy_tree_body_r): Likewise.
8098 (copy_tree_body): New static function.
8099 (maybe_inline_call_in_expr): New global function.
8100 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
8101 (maybe_inline_call_in_expr): Declare.
8102 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
8103 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
8106 2009-06-30 Richard Guenther <rguenther@suse.de>
8108 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
8110 (propagate_necessity): Do not mark reaching defs of stores
8113 2009-06-30 Jan Hubicka <jh@suse.cz>
8115 * cfgloopanal.c (check_irred): Move into ...
8116 (mark_irreducible_loops): ... here; return true if ireducible
8118 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
8119 (analyze_function): Try to prove loop finiteness.
8120 * cfgloop.h (mark_irreducible_loops): Update prototype.
8121 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
8123 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
8125 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
8127 2009-06-30 Ira Rosen <irar@il.ibm.com>
8129 PR tree-optimization/40542
8130 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
8133 2009-06-30 Martin Jambor <mjambor@suse.cz>
8135 PR tree-optimization/40582
8136 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
8137 than useless_type_conversion_p.
8138 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
8141 2009-06-30 Martin Jambor <mjambor@suse.cz>
8144 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
8146 2009-06-30 Richard Guenther <rguenther@suse.de>
8148 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
8149 use ao_ref references.
8150 (walk_aliased_vdefs): Likewise.
8151 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
8152 * tree-ssa-dce.c (struct ref_data): Remove.
8153 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
8154 (mark_aliased_reaching_defs_necessary): Adjust.
8155 (mark_all_reaching_defs_necessary_1): Likewise.
8157 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
8160 * expmed.c (emit_cstore): New name of emit_store_flag_1.
8161 (emit_store_flag_1): Extract from emit_store_flag, adjust
8162 calls to (what now is) emit_cstore.
8163 (emit_store_flag): Call emit_store_flag_1 and also use it
8164 for what used to be recursive calls.
8166 2009-06-30 Wei Guozhi <carrot@google.com>
8169 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
8170 if the target bb post dominates from bb.
8171 * config/i386/i386.c (memory_address_length): Check existence of base
8172 register before using it.
8174 2009-06-30 Nick Clifton <nickc@redhat.com>
8175 DJ Delorie <dj@redhat.com>
8177 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8178 __FMOVD_ENABLED__ is defined.
8180 (TARGET_FMOVD): Provide a default definition.
8181 (MASK_FMOVD): Likewise.
8182 (TARGET_CPU_CPP_BUILTINS): Define
8183 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8184 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8185 two fmov instructions depending upon whether TARGET_FMOVD is
8187 (split for DF load from memory into register): Also handle
8188 MEMs which consist of REG+DISP addressing.
8189 (split for DF store from register to memory): Likewise.
8190 * config/sh/sh.opt (mfmovd): Remove this switch.
8191 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8192 * config/sh/sh.c (sh_override_options): Do not automatically
8193 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8194 that to the -mfmovd command line switch.
8196 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
8198 (fldi_ok): Always allow.
8199 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
8201 2009-06-29 DJ Delorie <dj@redhat.com>
8203 * doc/install.texi (mep-x-elf): Correct chip's full name.
8205 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
8207 * doc/extend.texi: Fix typo.
8209 2009-06-29 Tom Tromey <tromey@redhat.com>
8212 * Makefile.in (DWARF2_H): New variable.
8214 (dwarf2out.o): Likewise.
8215 (dwarf2asm.o): Likewise.
8216 * config/i386/t-i386: Use DWARF2_H.
8217 * except.c: Include elf/dwarf2.h.
8218 * unwind-dw2.c: Include elf/dwarf2.h.
8219 * dwarf2out.c: Include elf/dwarf2.h.
8220 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
8221 <dtprel>: New field.
8222 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
8223 (size_of_loc_descr): Likewise.
8224 (output_loc_operands_raw): Likewise.
8225 (output_loc_operands): Handle new dtprel field.
8226 (loc_checksum): Update.
8227 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
8228 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
8229 * unwind-dw2-fde.c: Include elf/dwarf2.h.
8230 * dwarf2asm.c: Include elf/dwarf2.h.
8231 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
8232 * config/mmix/mmix.c: Include elf/dwarf2.h.
8233 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
8234 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
8235 * config/sh/sh.c: Include elf/dwarf2.h.
8236 * config/i386/i386.c: Include elf/dwarf2.h.
8238 2009-06-29 DJ Delorie <dj@redhat.com>
8240 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
8242 * doc/extend.texi: Add MeP attributes and pragmas.
8243 * doc/invoke.text: Add MeP Options.
8244 * doc/contrib.texi: Add MeP contribution.
8245 * doc/md.texi: Add MeP constraints.
8246 * doc/install.texi: Add MeP target.
8248 2009-06-30 Anatoly Sokolov <aesok@post.ru>
8250 * target.h (struct gcc_target): Add frame_pointer_required field.
8251 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
8252 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
8253 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
8255 * reload1.c (update_eliminables): (Ditto.).
8256 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
8257 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8258 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
8260 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
8262 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
8263 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8264 (arm_frame_pointer_required): New function.
8266 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
8267 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8268 (avr_frame_pointer_required_p): Declare as static.
8269 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
8271 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
8272 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8273 (bfin_frame_pointer_required): Make as static, change return type
8275 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
8277 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
8278 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8279 (cris_frame_pointer_required): New function.
8281 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
8283 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
8284 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8285 (fr30_frame_pointer_required): New function.
8287 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
8288 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8289 (frv_frame_pointer_required): Make as static, change return type
8291 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
8293 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
8294 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8295 (ix86_frame_pointer_required): Make as static, change return type to
8297 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
8299 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
8300 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8302 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
8304 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
8306 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
8308 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
8309 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8310 (mips_frame_pointer_required): Make as static.
8311 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
8313 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
8314 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8315 (mmix_frame_pointer_required): Mew function.
8317 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
8318 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8320 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
8322 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
8324 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
8326 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
8327 (CAN_ELIMINATE): Redefine.
8328 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8329 (sparc_frame_pointer_required): New function.
8330 (sparc_can_eliminate): New function.
8331 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
8333 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
8334 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8336 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
8337 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8338 (xtensa_frame_pointer_required): Make as static, change return type
8340 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
8343 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
8345 * doc/plugins.texi: Document PLUGIN_START_UNIT.
8346 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
8347 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
8348 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
8349 (register_callback): Handle PLUGIN_START_UNIT.
8350 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
8352 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
8354 * tree.c (process_call_operands): Propagate TREE_READONLY from the
8356 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
8357 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
8359 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
8361 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
8364 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
8366 * doc/extend.texi (Additional Floating Types): __float128 is also
8367 supported on i386 targets.
8369 2009-06-29 Richard Guenther <rguenther@suse.de>
8372 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8374 (pt_solutions_same_restrict_base): Declare.
8375 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
8377 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
8378 (make_constraint_from, make_copy_constraint): Move earlier.
8379 (make_constraint_from_heapvar): New function.
8380 (make_constraint_from_restrict): Likewise.
8381 (handle_lhs_call): Use it.
8382 (find_func_aliases): Use it to track conversions to restrict
8384 (struct fieldoff): Add only_restrict_pointers flag.
8385 (push_fields_onto_fieldstack): Initialize it.
8386 (create_variable_info_for): Track global restrict qualified pointers.
8387 (intra_create_variable_infos): Use make_constraint_from_heapvar.
8388 Track restrict qualified pointer arguments.
8389 (set_uids_in_ptset): Use varinfo is_global_var flag.
8390 (find_what_var_points_to): Set the vars_contains_restrict flag.
8391 Always create the points-to solution for sets including restrict tags.
8392 (pt_solutions_same_restrict_base): New function.
8393 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
8394 qualified pointers use pt_solutions_same_restrict_base as
8395 additional source for disambiguation.
8397 2009-06-29 Richard Guenther <rguenther@suse.de>
8400 * alias.c (find_base_decl): Remove.
8401 (get_deref_alias_set_1): Remove restrict handling.
8402 * c-common.c (c_apply_type_quals_to_decl): Do not set
8403 DECL_POINTER_ALIAS_SET.
8404 * gimplify.c (find_single_pointer_decl_1): Remove.
8405 (find_single_pointer_decl): Likewise.
8406 (internal_get_tmp_var): Remove restrict handling.
8407 (gimple_regimplify_operands): Likewise.
8408 * omp-low.c (expand_omp_atomic_pipeline): Do not set
8409 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
8410 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
8411 * tree.c (restrict_base_for_decl): Remove.
8412 (init_ttree): Do not allocate it.
8413 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
8414 LABEL_DECL_UID for label decls.
8415 (copy_node_stat): Do not copy restrict information.
8416 (decl_restrict_base_lookup): Remove.
8417 (decl_restrict_base_insert): Likewise.
8418 (print_restrict_base_statistics): Likewise.
8419 (dump_tree_statistics): Do not call print_restrict_base_statistics.
8420 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
8421 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
8422 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
8423 (LABEL_DECL_UID): Adjust.
8424 (DECL_BASED_ON_RESTRICT_P): Remove.
8425 (DECL_GET_RESTRICT_BASE): Likewise.
8426 (SET_DECL_RESTRICT_BASE): Likewise.
8427 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
8429 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
8430 instead of DECL_POINTER_ALIAS_SET.
8431 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8432 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
8433 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
8435 2009-06-29 Richard Guenther <rguenther@suse.de>
8437 PR tree-optimization/40579
8438 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
8439 the IL to simplify has constants that overflowed.
8441 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
8443 PR tree-optimization/40550
8444 * tree-vect-generic.c (expand_vector_operations_1): Compute in
8445 vector_compute_type only when the size of vector_compute_type is
8446 less than the size of type.
8448 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
8450 * fold-const.c (contains_label_1): Fix comments.
8451 (contains_label_p): Do not walk trees multiple time.
8453 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8455 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
8456 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
8457 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
8458 ix86_fp_comparison_operator.
8459 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
8460 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
8461 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
8462 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
8463 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
8464 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
8465 (related splits): Change predicate to ix86_fp_comparison_operator.
8466 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
8467 instead of ix86_fp_comparison_codes.
8468 (ix86_trivial_fp_comparison_operator,
8469 ix86_fp_comparison_operator): New.
8470 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
8471 (ix86_expand_compare): Eliminate last two parameters.
8472 (ix86_fp_jump_nontrivial_p): Kill.
8473 * config/i386/i386.c (put_condition_code): Eliminate call to
8474 ix86_fp_comparison_codes and subsequent assertion.
8475 (ix86_fp_comparison_codes): Eliminate.
8476 (ix86_fp_swap_condition): New.
8477 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
8478 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
8479 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
8480 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
8481 and ix86_fp_swap_condition.
8482 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
8483 Use ix86_fp_comparison_strategy.
8484 (ix86_expand_compare): Likewise. Eliminate last two arguments.
8485 (ix86_fp_jump_nontrivial_p): Eliminate.
8486 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
8487 call to ix86_expand_compare.
8488 (ix86_split_fp_branch, ix86_expand_setcc,
8489 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
8490 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
8492 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8494 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
8495 related to jump_clobbers.
8496 * config/arm/arm.md (conds): Remove jump_clob case.
8497 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
8498 splits): Change comparison_operator to arm_comparison_operator.
8499 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
8502 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8504 * dojump.c (do_compare_rtx_and_jump): Try swapping the
8505 condition for floating point modes.
8506 * expmed.c (emit_store_flag_1): Move here a bigger part
8508 (emit_store_flag): Try swapping the condition for floating point
8510 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
8512 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8514 * expr.c (expand_expr_real_1): Just use do_store_flag.
8515 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
8516 emit_store_flag_force.
8517 * expmed.c (emit_store_flag_force): Copy here trick
8518 previously in expand_expr_real_1. Try reversing the comparison.
8519 (emit_store_flag_1): Work if target is NULL.
8520 (emit_store_flag): Work if target is NULL, using the result mode
8521 from the comparison. Use split_comparison, restructure final part
8522 to simplify conditionals.
8524 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8526 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
8527 * dojump.c (do_jump): Change handling of floating-point
8528 ops to use just do_compare_and_jump.
8529 (split_comparison): New.
8530 (do_compare_rtx_and_jump): Add here logic coming previously
8531 in do_jump, using split_comparison.
8533 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
8536 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
8538 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8540 * tree-ssa-alias.c: Fix unintentional commit.
8542 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8544 * passes.c (execute_one_pass): Fix unintentional commit.
8546 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8548 * df-problems.c (df_set_seen, df_unset_seen): Delete.
8549 (df_rd_local_compute, df_md_local_compute): Inline them.
8551 (df_md_scratch): New.
8552 (df_md_alloc, df_md_free): Allocate/free it.
8553 (df_md_local_compute): Only include live registers in init.
8554 (df_md_transfer_function): Prune the in-set computed by
8555 the confluence function, and the gen-set too.
8557 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8559 PR rtl-optimization/26854
8560 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
8561 * df-problems.c (df_rd_add_problem): Fix comment.
8562 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
8563 df_md_simulate_artificial_defs_at_top,
8564 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
8565 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
8566 df_md_transfer_function, df_md_init, df_md_confluence_0,
8567 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
8568 problem_MD, df_md_add_problem): New.
8569 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
8570 df_md_get_bb_info): New.
8571 (DF_LAST_PROBLEM_PLUS1): Adjust.
8573 * Makefile.in (fwprop.o): Include domwalk.h.
8574 * fwprop.c: Include domwalk.h.
8575 (reg_defs, reg_defs_stack): New.
8576 (bitmap_only_bit_between): Remove.
8577 (process_defs): New.
8578 (process_uses): Use reg_defs and local_md instead of
8579 bitmap_only_bit_between and local_rd.
8580 (single_def_use_enter_block): New, from build_single_def_use_links.
8581 (single_def_use_leave_block): New.
8582 (build_single_def_use_links): Remove code moved to
8583 single_def_use_enter_block, invoke domwalk.
8584 (use_killed_between): Adjust comment.
8586 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8588 * bitmap.h (bitmap_ior_and_into): New.
8589 * bitmap.c (bitmap_ior_and_into): New.
8591 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8593 * domwalk.h (struct dom_walk_data): Remove all callbacks except
8594 before_dom_children_before_stmts and after_dom_children_after_stmts.
8595 Rename the two remaining callbacks to just before_dom_children and
8596 after_dom_children. Remove other GIMPLE statement walking bits.
8597 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
8598 * graphite.c: Do not include domwalk.h.
8599 * tree-into-ssa.c (interesting_blocks): New global.
8600 (struct mark_def_sites_global_data): Remove it and names_to_rename.
8601 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
8602 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
8603 now that they're not domwalk callbacks.
8604 (rewrite_initialize_block): Rename to...
8605 (rewrite_enter_block): ... this, place after called functions. Test
8606 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
8607 (rewrite_finalize_block): Rename to...
8608 (rewrite_leave_block): ... this, place after called functions.
8609 (rewrite_update_init_block): Rename to...
8610 (rewrite_update_enter_block): ... this, place after called functions.
8611 Test interesting_blocks, call rewrite_update_stmt and
8612 rewrite_update_phi_arguments.
8613 (rewrite_update_fini_block): Rename to...
8614 (rewrite_leave_block): ... this, place after called functions.
8615 (rewrite_blocks): Remove last argument, simplify initialization of
8617 (mark_def_sites_initialize_block): Rename to...
8618 (mark_def_sites_block): ... this, call mark_def_sites.
8619 (mark_def_sites_blocks): Remove argument, simplify initialization of
8621 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
8622 (update_ssa): Likewise.
8623 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
8625 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
8626 (dom_opt_initialize_block): Rename to...
8627 (dom_opt_enter_block): ... this, place after called functions. Walk
8628 statements here, inline propagate_to_outgoing_edges.
8629 (dom_opt_finalize_block): Rename to...
8630 (dom_opt_leave_block): ... this, place after called functions.
8631 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
8633 (dse_enter_block, dse_record_phi): New.
8634 (dse_record_phis): Delete.
8635 (dse_finalize_block): Rename to...
8636 (dse_leave_block): ... this.
8637 (tree_ssa_dse): Simplify initialization of walk_data.
8638 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
8639 Adjust initialization of walk_data.
8640 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
8641 * tree-ssa-loop-phiopt.c (get_non_trapping):
8642 Adjust initialization of walk_data.
8643 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
8644 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
8645 it's not a domwalk callback.
8646 (uncprop_initialize_block): Rename to...
8647 (dse_enter_block): ... this, call uncprop_into_successor_phis.
8648 (dse_finalize_block): Rename to...
8649 (dse_leave_block): ... this.
8650 (tree_ssa_uncprop): Simplify initialization of walk_data.
8651 * Makefile.in: Adjust dependencies.
8653 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
8655 * arm.md (casesi): Fix test for Thumb1.
8656 (thumb1_casesi_internal_pic): Likewise.
8657 (thumb1_casesi_dispatch): Likewise.
8659 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
8661 * config/arm/arm-cores.def: Added core cortex-m0.
8662 * config/arm/arm-tune.md: Regenerated.
8663 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
8665 2009-06-26 DJ Delorie <dj@redhat.com>
8667 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
8669 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
8670 the scheduler doesn't tag jump insns.
8672 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
8674 * c-decl.c (merge_decls): Re-indent.
8676 2009-06-26 Janis Johnson <janis187@us.ibm.com>
8679 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
8680 Special-case decimal float constants.
8682 2009-06-26 Richard Henderson <rth@redhat.com>
8684 * function.h (struct function): Add cannot_be_copied_reason,
8685 and cannot_be_copied_set.
8686 * tree-inline.c (has_label_address_in_static_1): Rename from
8687 inline_forbidden_p_2; don't set inline_forbidden_reason here.
8688 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
8689 don't set inline_forbidden_reason.
8690 (copy_forbidden): New function, split out of inline_forbidden_p.
8691 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
8692 (inline_forbidden_p): Use copy_forbidden.
8693 (tree_versionable_function_p): Likewise.
8694 (inlinable_function_p): Merge into tree_inlinable_function_p.
8695 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
8696 * ipa-cp.c (ipcp_versionable_function_p): New function.
8697 (ipcp_cloning_candidate_p): Use it.
8698 (ipcp_node_modifiable_p): Likewise.
8700 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
8702 * builtins.c (expand_builtin_alloca): Handle builtin alloca
8703 that is marked not to be inlined. Remove flag_mudflap use.
8704 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
8705 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
8707 2009-06-26 Steve Ellcey <sje@cup.hp.com>
8710 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
8711 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
8713 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
8715 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
8717 (__mingwthr_remove_key_dtor): Likewise.
8719 2009-06-26 Richard Guenther <rguenther@suse.de>
8721 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
8723 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
8726 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
8727 try the non-cond_exec path also.
8729 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8732 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
8733 (output_cbranch): Use new functions.
8734 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
8737 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8738 Pat Haugen <pthaugen@us.ibm.com>
8739 Revital Eres <ERES@il.ibm.com>
8741 * config/rs6000/rs6000.c (print_operand): Correct lossage message
8742 for %c error. Add %x support to print VSX registers as a unified
8743 register set, instead of separate float and altivec registers.
8744 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
8745 %y case, and add support for VSX pre-modify addresses.
8746 (output_toc): Add assert for CONST containing an integer constant
8748 (rs6000_adjust_cost): Add POWER7 support.
8749 (insn_must_be_first_in_group): Ditto.
8750 (insn_must_be_last_in_group): Ditto.
8751 (rs6000_emit_popcount): Ditto.
8752 (rs6000_vector_mode_supported_p): Ditto.
8754 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
8755 Change some of the functions called by macros to being called
8756 through a pointer, so debug functions can be inserted if
8757 -mdebug=addr or -mdebug=cost.
8758 (rs6000_preferred_reload_class_ptr): Ditto.
8759 (rs6000_secondary_reload_class_ptr): Ditto.
8760 (rs6000_secondary_memory_needed_ptr): Ditto.
8761 (rs6000_cannot_change_mode_class_ptr): Ditto.
8762 (rs6000_secondary_reload_inner): Ditto.
8763 (rs6000_legitimize_reload_address): Ditto.
8764 (rs6000_legitimize_reload_address_ptr): Ditto.
8765 (rs6000_mode_dependent_address): Ditto.
8766 (rs6000_mode_dependent_address_ptr): Ditto.
8768 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
8769 function to return true if the mode allows reg + integer
8771 (virtual_stack_registers_memory_p): New function to return true if
8772 the address refers to a virtual stack register.
8773 (rs6000_legitimate_offset_address_p): Move code to say whether a
8774 mode supports reg+int addressing to reg_offset_addressing_ok_p and
8776 (rs6000_legitimate_address_p): Add checks for modes that only can
8777 do reg+reg addressing. Start adding VSX support.
8778 (rs6000_legitimize_reload_address): Ditto.
8779 (rs6000_legitimize_address): Ditto.
8780 (rs6000_debug_legitimate_address_p): New debug functions for
8781 -mdebug=addr and -mdebug=cost.
8782 (rs6000_debug_rtx_costs): Ditto.
8783 (rs6000_debug_address_costs): Ditto.
8784 (rs6000_debug_adjust_cost): Ditto.
8785 (rs6000_debug_legitimize_address): Ditto.
8786 (rs6000_legitimize_reload_address_ptr): Point to call normal
8787 function or debug function. Make functions called via pointer
8789 (rs6000_mode_dependent_address_ptr): Ditto.
8790 (rs6000_secondary_reload_class_ptr): Ditto.
8791 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
8792 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
8793 into a friendlier error.
8794 (rs6000_init_builtins): Add initial VSX support.
8795 (rs6000_adjust_cost): Fix some spacing issues.
8797 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
8798 (REG_CLASS_NAMES): Ditto.
8799 (REG_CLASS_CONTENTS): Ditto.
8800 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
8801 pointer, to add -mdebug=addr support.
8802 (CANNOT_CHANGE_MODE_CLASS): Ditto.
8803 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
8804 -mdebug=addr support.
8805 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
8806 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
8807 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
8809 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
8811 (bswapsi*): Set attribute types for load/store. Add combiner
8812 patterns to eliminate zero extend on 64-bit.
8813 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
8814 stdbrx if the hardware supports those instructions.
8816 2009-06-25 Ian Lance Taylor <iant@google.com>
8818 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
8819 (Link Options): Document -static-libstdc++.
8821 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8824 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
8825 DATA_ALIGNMENT instead.
8827 2009-06-25 Richard Guenther <rguenther@suse.de>
8829 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
8830 indirect references against the callused/escaped solutions.
8831 (call_may_clobber_ref_p_1): Likewise.
8833 2009-06-25 Martin Jambor <mjambor@suse.cz>
8835 PR tree-optimization/40493
8836 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
8837 (enum unscalarized_data_handling): New type.
8838 (handle_unscalarized_data_in_subtree): Return what has been done.
8839 (load_assign_lhs_subreplacements): Handle left flushes differently.
8840 (sra_modify_assign): Use unscalarized_data_handling, simplified
8841 condition determining whether to remove the statement.
8843 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
8845 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
8846 excerpt - @ should be doubled for texinfo.
8848 2009-06-24 Ian Lance Taylor <iant@google.com>
8850 * config/arc/arc.c: Include "df.h".
8851 (arc_attribute_table): Make static. Move higher in file.
8852 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
8853 (output_shift): Initialize n later to avoid warning.
8854 * config/arm/arm.c (arm_attribute_table): Make static. Move
8856 * config/avr/avr.c (avr_attribute_table): Make static. Move
8858 (reg_class_tab): Change array type from int to enum reg_class.
8859 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
8861 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
8862 (lshrhi3_out): Likewise.
8863 (class_likely_spilled_p): Change return type to bool.
8864 (avr_rtx_costs): Use local code variable with enum type.
8865 * config/avr/avr.md (movmemhi): Use add_reg_note.
8866 (andhi3, andsi3): Don't use AS2 with "and".
8867 (iorhi3, iorsi3): Don't use AS2 with "or".
8868 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
8869 * config/crx/crx.c: Include "df.h".
8870 (crx_attribute_table): Make static.
8871 * config/m32r/m32r.c: Include "df.h".
8872 (m32r_attribute_table): Make static. Move higher in file.
8873 (pop): Use add_reg_note.
8874 (block_move_call): Change 0 to LCT_NORMAL in function call.
8875 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
8876 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
8877 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
8878 declare, not just when TREE_CODE is defined.
8879 * config/m68hc11/m68hc11.c: Include "expr.h".
8880 (m68hc11_attribute_table): Make static. Move higher in file.
8881 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
8883 (m68hc11_register_indirect_p): Likewise.
8884 (m68hc11_function_arg_padding): Change return type to enum
8886 (emit_move_after_reload): Use add_reg_note.
8887 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
8888 (m68hc11_split_logical): Likewise.
8889 (m68hc11_rtx_costs): Add local code_and outer_code variables with
8891 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
8892 to VOIDmode in function call.
8893 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
8895 (m68hc11_split_logical): Update declaration.
8896 (m68hc11_function_arg_padding): Update declaration.
8897 * config/mcore/mcore.c (regno_reg_class): Change form array of int
8898 to array of enum reg_class.
8899 (mcore_attribute_table): Make static. Move higher in file.
8900 (mcore_rtx_costs): Add cast to enum type.
8901 * config/mcore/mcore.h (regno_reg_class): Update declaration.
8902 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
8903 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
8905 * config/sh/predicates.md (trapping_target_operand): Rename and to
8907 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
8909 * config/spu/spu.c (spu_attribute_table): Make static. Move
8911 * config/v850/v850.c (v850_attribute_table): Make static. Move
8913 (v850_rtx_costs): Use local code with enum type.
8914 (expand_epilogue): Add cast.
8915 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
8917 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
8920 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
8921 -m2a-single-only and -m2a-nofpu.
8922 * config/sh/sh.opt: Document m2a generates FPU code.
8924 2009-06-24 Anatoly Sokolov <aesok@post.ru>
8926 * defaults.h (CAN_ELIMINATE): Provide default.
8927 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
8928 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
8929 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
8930 * config/spu/spu.h (CAN_ELIMINATE): Delete.
8931 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
8932 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
8933 * config/cris/cris.h (CAN_ELIMINATE): Delete.
8934 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
8935 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
8936 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
8938 2009-06-24 DJ Delorie <dj@redhat.com>
8940 * mep-ext-cop.cpu: Fix copyright notice.
8941 * mep-default: Fix copyright notice.
8942 * mep-core: Fix copyright notice.
8943 * mep: Fix copyright notice.
8944 * mep-ivc2: Fix copyright notice.
8945 * mep-c5: Fix copyright notice.
8947 2009-06-24 Denis Chertykov <chertykov@gmail.com>
8949 * doc/contrib.texi (Contributors):
8951 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
8954 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
8955 src and dst operands if necessary.
8957 2009-06-23 DJ Delorie <dj@redhat.com>
8960 * config.gcc: Add mep support.
8961 * recog.c: Resurrect validate_replace_rtx_subexp().
8962 * recog.h: Likewise.
8963 * config/mep/: Add new port:
8964 * config/mep/constraints.md: New file.
8965 * config/mep/default.h: New file.
8966 * config/mep/intrinsics.h: New file.
8967 * config/mep/intrinsics.md: New file.
8968 * config/mep/ivc2-template.h: New file.
8969 * config/mep/mep-c5.cpu: New file.
8970 * config/mep/mep-core.cpu: New file.
8971 * config/mep/mep-default.cpu: New file.
8972 * config/mep/mep-ext-cop.cpu: New file.
8973 * config/mep/mep-intrin.h: New file.
8974 * config/mep/mep-ivc2.cpu: New file.
8975 * config/mep/mep-lib1.asm: New file.
8976 * config/mep/mep-lib2.c: New file.
8977 * config/mep/mep-pragma.c: New file.
8978 * config/mep/mep-protos.h: New file.
8979 * config/mep/mep-tramp.c: New file.
8980 * config/mep/mep.c: New file.
8981 * config/mep/mep.cpu: New file.
8982 * config/mep/mep.h: New file.
8983 * config/mep/mep.md: New file.
8984 * config/mep/mep.opt: New file.
8985 * config/mep/predicates.md: New file.
8986 * config/mep/t-mep: New file.
8988 2009-06-23 Ian Lance Taylor <iant@google.com>
8990 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
8991 from loose_warn into c_loose_warn and from strict_warn into
8992 c_strict_warn. Set and substitute warn_cxxflags. Check for
8993 --enable-build-with-cxx. Set and substitute
8994 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
8995 * Makefile.in (CXXFLAGS): New variable.
8996 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
8997 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
8998 the default is the same as $(STRICT_WARN).
8999 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
9000 (CXX): New variable.
9001 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
9002 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
9003 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
9004 (HOST_LIBS): New variable.
9005 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
9006 (ALL_CXXFLAGS): New variable.
9007 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
9008 * doc/install.texi (Configuration): Document
9009 --enable-build-with-cxx, --with-stage1-ldflags,
9010 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
9011 * configure: Rebuild.
9013 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9015 * config/arm/arm.c (arm_override_options): Fix braces and formatting
9016 from previous commit.
9018 2009-06-23 Ian Lance Taylor <iant@google.com>
9020 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
9022 2009-06-23 Ian Lance Taylor <iant@google.com>
9024 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
9025 with ATTRIBUTE_UNUSED.
9027 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9028 Pat Haugen <pthaugen@us.ibm.com>
9029 Revital Eres <eres@il.ibm.com>
9031 * config.in (HAVE_AS_POPCNTD): Add default definition.
9032 (HAVE_AS_LWSYNC): Ditto.
9034 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
9036 (gcc_cv_as_powerpc_cmpb): Ditto.
9037 (gcc_cv_as_powerpc_dfp): Ditto.
9038 (gcc_cv_as_powerpc_vsx): Ditto.
9039 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
9040 supporting the popcntd/lwsync instructions.
9041 (gcc_cv_as_powerpc_lwsync): Ditto.
9042 * configure: Regenerate.
9044 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
9045 -mcpu=native and -mcpu=power7.
9046 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
9048 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
9049 a variable instead of a mask to reduce the number of mask bits.
9050 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
9051 (-mbit-word): Ditto.
9052 (-mregnames): Ditto.
9053 * config/rs6000/rs6000.opt (-mupdate): Ditto.
9054 (-mfused-madd): Ditto.
9056 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
9058 (-mvsx): New switch for VSX instructions.
9059 (-misel): Move from a variable to a mask to allow it to be set by
9062 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
9063 function declaration to an array declaration.
9064 (rs6000_hard_regno_nregs): New external array declaration.
9066 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
9067 files included by rs6000.md.
9069 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
9070 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
9072 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
9074 (rs6000_debug_reg): New -mdebug= variables.
9075 (rs6000_debug_addr): Ditto.
9076 (rs6000_debug_cost): Ditto.
9077 (rs6000_pmode): New variable to hold Pmode.
9078 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
9079 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
9080 calculated at compiler start.
9081 (rs6000_hard_regno_nregs): Change function to an array which holds
9082 HARD_REGNO_NREGS calculated at compiler start.
9083 (rs6000_explicit_options): Delete isel field.
9084 (rs6000_vector_unit): New array to hold which vector unit
9085 supports arithmetic options for a given type.
9086 (rs6000_vector_mem): New array to hold which vector unit supports
9087 memory reference operations for a given type.
9088 (rs6000_vector_align): New array to given the alignment of each
9090 (power7_cost): New basic costs for power7.
9091 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
9092 (rs6000_hard_regno_nregs_internal): New function, moved from
9093 HARD_REGNO_NREGS, to calculate the number of registers each hard
9094 register takes for each type.
9095 (rs6000_debug_reg_print): New function for -mdebug=reg support.
9096 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
9097 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
9098 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
9099 unit information here so it is calculated once at compiler startup
9101 (rs6000_override_options): Make -misel a target mask. Add more
9102 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
9103 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
9105 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
9106 (rs6000_handle_option): Move -misel from variable to target mask.
9107 (rs6000_builtin_mask_for_load): Add VSX support.
9108 (rs6000_conditional_register_usage): Ditto.
9109 (USE_ALTIVEC_FOR_ARG_P): Ditto.
9110 (function_arg_boundary): Ditto.
9111 (rs6000_expand_builtin): Ditto.
9112 (def_builtin): Make abort message a little friendlier.
9113 (rs6000_emit_int_cmove): Add support for 64-bit isel.
9115 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
9116 assembler support the popcntd instruction instead of a vsx
9117 instruction to enable power7 support.
9118 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
9119 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
9120 option to the assembler if -mcpu=native.
9121 (ASM_CPU_NATIVE_SPEC): Ditto.
9122 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
9124 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
9125 the lwsync instruction.
9126 (enum processor_type): Add PROCESSOR_POWER7.
9127 (rs6000_debug_reg): New -mdebug= options.
9128 (rs6000_debug_addr): Ditto.
9129 (rs6000_debug_cost): Ditto.
9130 (rs6000_isel): Delete.
9131 (enum rs6000_vector): New enum to say what vector unit we have.
9132 (VECTOR_UNIT_*): New macros to say which vector unit has
9133 arithmetic operations for a given type.
9134 (VECTOR_MEM_*): New macros to say which vector unit has memory
9135 operations for a given type.
9136 (TARGET_LDBRX): Whether the machine supports the ldbrx
9138 (TARGET_ISEL): Delete, -misel moved to be a mask.
9139 (TARGET_ISEL64): New macro for 64-bit isel support.
9140 (UNITS_PER_VSX_WORD): New macro.
9141 (POINTER_SIZE): Move to be an external variable, rather than
9142 calculating whether we are generating 32 ot 64-bit code.
9144 (STACK_BOUNDARY): Add VSX support.
9145 (LOCAL_ALIGNMENT): Ditto.
9146 (SLOW_UNALIGNED_ACCESS): Ditto.
9147 (VSX_REGNO_P): New macro for VSX support.
9148 (VFLOAT_REGNO_P): Ditto.
9149 (VINT_REGNO_P): Ditto.
9150 (VLOGICAL_REGNO_P): Ditto.
9151 (VSX_VECTOR_MODE): Ditto.
9152 (VSX_SCALAR_MODE): Ditto.
9154 (VSX_MOVE_MODE): Ditto.
9155 (VSX_REG_CLASS_P): Ditto.
9156 (HARD_REGNO_NREGS): Instead of calling a function, use an array
9158 (UNITS_PER_SIMD_WORD): Add VSX support.
9159 (MODES_TIEABLE_P): Ditto.
9160 (STARTING_FRAME_OFFSET): Ditto.
9161 (STACK_DYNAMIC_OFFSET): Ditto.
9162 (EPILOGUE_USES): Ditto.
9163 (REGNO_REG_CLASS): Move to array lookup.
9164 (CLASS_MAX_NREGS): Ditto.
9165 (rs6000_vector_reg_class): Add declaration.
9166 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
9167 overlap with the floating point and Altivec registers.
9169 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
9171 * config/rs6000/driver-rs6000.c (asm_names): New static array to
9172 give the appropriate asm switches if -mcpu=native.
9173 (host_detect_local_cpu): Add support for "asm".
9174 (host_detect_local_cpu): Follow GNU code guidelines for name.
9176 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
9177 -mbit-word to a variable instead of being a target mask.
9179 * config/rs6000/sync.md (lwsync): If the assembler supports it,
9180 emit the lwsync instruction instead of emitting the instruction as
9181 an integer constant.
9183 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
9184 fixuns_trundfsi2, move expander into rs6000.md.
9186 * config/rs6000/rs6000.md (cpu): Add power7.
9187 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
9188 (logical predicate patterns): Change the single instruction
9189 primitives that set CR0 to be fast_compare instead of compare.
9191 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
9192 (popcntddi2): Ditto.
9193 (popcount<mode>): Ditto.
9194 (floating multiply/add insns): Name the floating point
9196 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
9197 (isel_unsigned_<mode>): Ditto.
9198 (fixuns_trundfsi2): Move expander here from spe.md.
9199 (smindi3): Define if we have -misel on 64-bit systems.
9204 2009-06-23 Anatoly Sokolov <aesok@post.ru>
9206 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
9208 * config/avr/avr.c (avr_current_device): New variable.
9209 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
9210 (avr_arch, mcu_type_s): Move to avr.h.
9211 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
9212 default_data_section_start fields.
9213 (avr_arch): Moved from avr.c.
9214 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
9215 library_name fields.
9216 (avr_current_device, avr_mcu_types, avr_arch_types,
9217 avr_device_to_arch, avr_device_to_data_start,
9218 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
9219 (EXTRA_SPEC_FUNCTIONS): Define.
9220 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
9221 options mapping. Use device_to_arch and device_to_data_start insted.
9222 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
9223 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
9224 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
9225 * config/avr/driver-avr.c: New file.
9226 * config/avr/avr-devices.c: New file.
9228 2009-06-23 Jakub Jelinek <jakub@redhat.com>
9230 * var-tracking.c (unshare_variable): Force initialized to
9231 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
9232 (set_variable_part): Likewise.
9233 (struct variable_union_info): Remove pos_src field.
9234 (vui_vec, vui_allocated): New variables.
9235 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
9236 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
9237 == 1 use a simpler sorting algorithm. Compute pos field right
9238 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
9239 Avoid quadratic comparison if !flag_var_tracking_uninit.
9240 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
9241 unshare_variable unconditionally.
9242 (dataflow_set_different_2): Removed.
9243 (dataflow_set_different): Don't traverse second hash table.
9244 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
9245 unconditionally to var_reg_set or var_mem_set.
9246 (emit_notes_in_bb): Likewise.
9247 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
9249 (emit_note_insn_var_location): Don't set initialized to
9250 VAR_INIT_STATUS_INITIALIZED early.
9251 (vt_finalize): Free vui_vec if needed, clear vui_vec and
9253 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
9255 * tree-object-size.c (addr_object_size): Instead of checking
9256 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
9257 are no FIELD_DECLs following it.
9259 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
9261 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
9262 order to match bswaps with signed source operands.
9264 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9266 * sdbout.c (sdbout_one_type): Fix braces in switch.
9268 2009-06-23 Richard Guenther <rguenther@suse.de>
9270 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
9272 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
9273 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
9274 var_callused, callused_tree, var_storedanything, storedanything_tree,
9275 var_integer, integer_tree): Remove global variables.
9276 (new_var_info): Do not pass new id, append the new var to the
9277 global variable vector.
9278 (do_ds_constraint): Use is_global_var member of the variable-info.
9279 (new_scalar_tmp_constraint_exp): Adjust.
9280 (create_function_info_for): Likewise.
9281 (create_variable_info_for): Likewise.
9282 (find_what_var_points_to): Remove dead code.
9283 (init_base_vars): Simplify.
9284 (compute_points_to_sets): Adjust.
9286 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9288 * combine.c (try_combine): Dump information about the insns we're
9291 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9293 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
9294 check when calling force_to_mode on TRUNCATE's operand.
9296 2009-06-22 Ian Lance Taylor <iant@google.com>
9298 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
9300 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9302 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
9304 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9306 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
9307 override library linkage flags such as -static-libgcc or
9310 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9312 * config/m68k/m68k-devices.def: Add line for MCF5221x.
9314 2009-06-22 Ian Lance Taylor <iant@google.com>
9316 * config/linux.opt: Put mglibc ahead of muclibc.
9318 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
9319 for duplicate decls.
9321 2009-06-22 Matthias Klose <doko@ubuntu.com>
9323 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
9325 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9328 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
9329 instead of NULL if a parser error occurs.
9331 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9333 * dwarf2out.c (dwarf2_debug_hooks): Initialize
9334 non-DWARF2_DEBUGGING_INFO version.
9336 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
9338 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
9339 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
9341 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
9342 (LIBGCC2_TF_CEXT): Define.
9345 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9348 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
9350 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9352 * config/arm/arm.c (arm_override_options): Disable
9353 -mcaller-super-interworking and -mcallee-super-interworking.
9354 * doc/invoke.texi (ARM Options): Document this.
9356 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
9358 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
9359 * config/arm/constraints.md (j): New constraint for movw operands.
9360 (N): Remove thumb2 meaning.
9361 * config/arm/arm.md (*arm_movw): Delete.
9362 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
9363 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
9364 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
9366 2009-06-22 Martin Jambor <mjambor@suse.cz>
9368 PR tree-optimization/40492
9369 * tree-sra.c (sra_modify_assign): Pass zero offsets to
9370 build_ref_for_offset.
9372 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
9374 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
9375 JUMP_TABLE_DATA_P predicates where applicable.
9376 * auto-inc-dec.c: Ditto.
9377 * builtins.c: Ditto.
9378 * caller-save.c: Ditto.
9380 * cfgcleanup.c: Ditto.
9381 * cfglayout.c: Ditto.
9384 * combine-stack-adj.c: Ditto.
9390 * dwarf2asm.c: Ditto.
9391 * dwarf2out.c: Ditto.
9392 * emit-rtl.c: Ditto.
9398 * function.c: Ditto.
9401 * genpreds.c: Ditto.
9402 * genrecog.c: Ditto.
9404 * ira-costs.c: Ditto.
9405 * ira-lives.c: Ditto.
9408 * lower-subreg.c: Ditto.
9409 * modulo-sched.c: Ditto.
9411 * postreload.c: Ditto.
9412 * print-rtl.c: Ditto.
9421 * sched-vis.c: Ditto.
9423 * sel-sched-ir.c: Ditto.
9424 * simplify-rtx.c: Ditto.
9425 * targhooks.c: Ditto.
9426 * var-tracking.c: Ditto.
9427 * vmsdbgout.c: Ditto.
9429 2009-06-22 Matthias Klose <doko@ubuntu.com>
9431 * Makefile.in (install-plugin): Always use DESTDIR.
9433 2009-06-22 Olivier Hainque <hainque@adacore.com>
9435 * config/pa/pa.c (output_call): Don't optimize post call jumps
9436 into return address adjustments if the call may throw.
9438 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
9440 * arm.c (thumb1_output_casesi): New function.
9441 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
9442 optimizing for size or PIC.
9443 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
9444 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
9445 (casesi): Handle Thumb-1 when optimizing for size or PIC.
9446 (thumb1_casesi_internal_pic): New expand rule.
9447 (thumb1_casesi_dispatch): New pattern.
9448 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
9450 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
9451 in the text seciton when PIC or optimizing for size.
9452 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
9453 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
9454 preservation properties of code.
9455 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
9456 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
9457 (__gnu_thumb1_case_si): New function.
9458 * t-arm (LIB1ASMSRC): Define here.
9459 (LIB1ASMFUNCS): Add some common functions.
9460 * t-arm-elf (LIB1ASMSRC): Delete.
9461 (LIB1ASMFUNCS): Append to existing set.
9462 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9463 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9464 * t-symbian (LIB1ASMFUNCS): Likewise.
9465 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9466 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9468 2009-06-21 Richard Guenther <rguenther@suse.de>
9470 PR tree-optimization/38729
9471 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
9472 to loops with a single exit if -fno-expensive-optimizations.
9474 2009-06-21 Jakub Jelinek <jakub@redhat.com>
9476 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
9477 (dataflow_set): Change vars type from htab_t to shared_hash.
9478 (shared_hash_pool, empty_shared_hash): New variables.
9479 (vars_clear): Removed.
9480 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
9481 shared_hash_find_slot_unshare, shared_hash_find_slot,
9482 shared_hash_find_slot_noinsert, shared_hash_find): New
9484 (shared_hash_unshare, shared_hash_destroy): New functions.
9485 (unshare_variable): Unshare set->vars if shared, use
9487 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
9488 (get_init_value, find_src_set_src, dump_dataflow_set,
9489 clobber_variable_part, emit_notes_for_differences): Use
9491 (dataflow_set_init): Remove second argument, set vars to
9492 empty_shared_hash instead of creating a new htab.
9493 (dataflow_set_clear): Call shared_hash_destroy and set vars
9494 to empty_shared_hash instead of calling vars_clear.
9495 (dataflow_set_copy): Don't call vars_copy, instead just share
9496 the src htab with dst.
9497 (variable_union): Use shared_hash_*, use initially NO_INSERT
9498 lookup if set->vars is shared. Don't keep slot cleared before
9499 calling unshare_variable. Unshare set->vars if needed.
9500 Even ->refcount == 1 vars must be unshared if set->vars is shared
9501 and var needs to be modified.
9502 (variable_canonicalize): New function.
9503 (dataflow_set_union): If dst->vars is empty, just share src->vars
9504 with dst->vars and traverse with variable_canonicalize to canonicalize
9505 and unshare what is needed.
9506 (dataflow_set_different): If old_set and new_set use the same shared
9507 htab, they aren't different. If number of htab elements is different,
9508 htabs are different. Use shared_hash_*.
9509 (dataflow_set_destroy): Call shared_hash_destroy instead of
9511 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
9512 second argument to dataflow_set_init.
9513 (vt_initialize): Likewise. Initialize shared_hash_pool and
9514 empty_shared_hash, move bb in/out initialization afterwards.
9515 Use variable_htab_free instead of NULL as changed_variables del hook.
9516 (variable_was_changed): Change type of second argument to pointer to
9517 dataflow_set. When inserting var into changed_variables, bump
9518 refcount. Unshare set->vars if set is shared htab and slot needs to
9520 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
9521 lookup if set->vars is shared. Unshare set->vars if needed.
9522 Even ->refcount == 1 vars must be unshared if set->vars is shared
9523 and var needs to be modified. Adjust variable_was_changed caller.
9524 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
9525 vars must be unshared if set->vars is shared and var needs to be
9526 modified. Adjust variable_was_changed caller.
9527 (emit_note_insn_var_location): Don't pool_free var.
9528 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
9530 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
9531 free_alloc_pool on shared_hash_pool.
9533 2009-06-20 Anthony Green <green@moxielogic.com>
9535 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
9536 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
9538 2009-06-20 Richard Guenther <rguenther@suse.de>
9540 * tree-ssa-structalias.c (find_func_aliases): For memset use
9541 a constraint from NULL if we memset to zero.
9542 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
9543 we explicitly handle that do not read from memory.
9544 (call_may_clobber_ref_p_1): Properly handle builtins that may
9547 2009-06-20 Richard Guenther <rguenther@suse.de>
9549 PR tree-optimization/40495
9550 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
9551 (new_scalar_tmp_constraint_exp): New function.
9552 (process_constraint): Do not create temporary decls.
9553 (process_all_all_constraints): Likewise.
9554 (handle_const_call): Likewise.
9555 (create_function_info_for): Do not set decl.
9557 2009-06-19 Ian Lance Taylor <iant@google.com>
9559 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
9560 (rs6000_attribute_table): Make static; move before use.
9562 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
9564 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
9565 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
9566 Propagate the TREE_READONLY flag without overwriting it.
9567 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
9568 Propagate the TREE_READONLY flag onto the result.
9569 (process_call_operands): Move around. Use correct constant value.
9571 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9574 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
9575 * config/arm/arm.md: Likewise.
9577 2009-06-19 Ian Lance Taylor <iant@google.com>
9579 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
9580 to GIMPLE_ERROR_MARK.
9582 * c-typeck.c (build_conditional_expr): Add op1_original_type and
9583 op2_original_type parameters. Warn about using different enum types.
9584 * c-parser.c (c_parser_conditional_expression): Pass original
9585 types to build_conditional_expr.
9586 * c-tree.h (build_conditional_expr): Update declaration.
9588 2009-06-19 Ian Lance Taylor <iant@google.com>
9590 * config/i386/i386.c (ix86_function_specific_save): Test that
9591 fields match values, rather than testing the values are in a
9594 2009-06-19 Richard Guenther <rguenther@suse.de>
9596 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
9598 (ptr_derefs_may_alias_p): Likewise.
9599 (ptr_deref_may_alias_ref_p_1): New function.
9600 (ptr_deref_may_alias_ref_p): Likewise.
9601 (ref_maybe_used_by_call_p_1): Handle builtins that are not
9602 covered by looking at the ESCAPED solution.
9603 (call_may_clobber_ref_p_1): Likewise.
9604 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
9605 Handle NULL_TREE offset. Do not produce redundant constraints.
9606 (process_all_all_constraints): New helper function.
9607 (do_structure_copy): Use it.
9608 (handle_lhs_call): Likewise.
9609 (find_func_aliases): Handle some builtins with pointer arguments
9610 and/or return values explicitly.
9612 2009-06-19 Ian Lance Taylor <iant@google.com>
9614 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
9616 2009-06-19 Ian Lance Taylor <iant@google.com>
9618 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
9620 2009-06-19 Ian Lance Taylor <iant@google.com>
9622 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
9623 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
9626 * c-decl.c (finish_decl): If -Wc++-compat, warn about
9627 uninitialized const.
9629 2009-06-19 Ian Lance Taylor <iant@google.com>
9631 * dse.c (struct store_info): Rename bitmap field to bmap. Change
9634 * c-decl.c (in_struct, struct_types): Remove.
9635 (struct c_binding): Add in_struct field.
9636 (c_binding_ptr): Define type, along with VEC.
9637 (struct c_struct_parse_info): Define.
9638 (struct_parse_info): New static variable.
9639 (bind): Initialize in_struct field.
9640 (start_struct): Remove enclosing_in_struct and
9641 enclosing_struct_types parameters. Add
9642 enclosing_struct_parse_info parameter. Change all callers. Set
9643 struct_parse_info rather than in_struct and struct_types.
9644 (grokfield): If -Wc++-compat and there is a symbol binding for the
9645 field name, set the in_struct flag and push it on the
9646 struct_parse_info->fields vector.
9647 (warn_cxx_compat_finish_struct): New static function.
9648 (finish_struct): Remove enclosing_in_struct and
9649 enclosing_struct_types parameters. Add
9650 enclosing_struct_parse_info parameter. Change all callers. Don't
9651 set C_TYPE_DEFINED_IN_STRUCT here. Call
9652 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
9653 parameter. Only push on struct_types if warn_cxx_compat.
9654 (finish_enum): Only push on struct_types if warn_cxx_compat.
9655 (declspecs_add_type): Add loc parameter. Change all callers.
9656 Change all error calls to error_at. Pass loc, not input_location,
9657 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
9658 defined in a struct. If -Wc++-compat and parsing a struct, record
9659 that a typedef name was used.
9660 * c-parser.c (c_parser_declspecs): Get location to pass to
9662 (c_parser_struct_or_union_specifier): Update calls to start_struct
9664 * c-tree.h (struct c_struct_parse_info): Declare.
9665 (finish_struct, start_struct): Update declarations.
9666 (declspecs_add_type): Update declaration.
9668 2009-06-19 Ian Lance Taylor <iant@google.com>
9670 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
9671 variable with an anonymous type.
9673 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9675 * see.c: Remove for real.
9677 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9679 * optabs.h (enum optab_index): Add new OTI_significand.
9680 (significand_optab): Define corresponding macro.
9681 * optabs.c (init_optabs): Initialize significand_optab.
9682 * genopinit.c (optabs): Implement significand_optab using
9683 significand?f2 patterns.
9684 * builtins.c (expand_builtin_mathfn): Handle
9685 BUILT_IN_SIGNIFICAND{,F,L}.
9686 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
9687 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
9689 * config/i386/i386.md (significandxf2, significand<mode>2): New
9690 expanders to implement significandf, significand and significandl
9691 built-ins as inline x87 intrinsics.
9693 2009-06-18 Anatoly Sokolov <aesok@post.ru>
9695 * config/avr/avr.c (avr_override_options): Remove setting value of
9696 PARAM_INLINE_CALL_COST.
9698 2009-06-18 Richard Henderson <rth@redhat.com>
9701 * tree-pass.h (TDF_ASMNAME): New.
9702 * tree-dump.c (dump_options): Add asmname.
9703 * doc/invoke.texi: Document it.
9705 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
9706 (dump_decl_name): ...here.
9707 (dump_function_name): New flags arg; mind TDF_ASMNAME.
9708 (dump_generic_node): Update dump_function_name calls.
9709 (print_call_name): New flags arg; update all dump calls.
9710 * diagnostic.h (print_call_name): Update.
9711 * gimple-pretty-print.c (dump_gimple_call): Update.
9713 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
9716 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
9718 2009-06-18 Diego Novillo <dnovillo@google.com>
9720 * doc/plugins.texi: Document plugin_is_GPL_compatible.
9721 * plugin.c (str_license): Declare.
9722 (try_init_one_plugin): Assert that the symbol
9723 'plugin_is_GPL_compatible' exists.
9725 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
9728 * Makefile.in (OBJS-common): Remove see.o.
9730 * common.opt (fsee): Mark as preserved for backward compatibility.
9731 * opts.c (common_handle_option): Add OPT_fsee to the backward
9732 compatibility section.
9733 * passes.c (init_optimization_passes, pass_see): Remove pass.
9734 * timevar.def (TV_SEE): Remove.
9735 * tree-pass.h (pass_see): Remove declaration.
9736 * doc/invoke.texi (-fsee): Remove documentation.
9738 2009-06-18 Martin Jambor <mjambor@suse.cz>
9740 * tree-sra.c: Include statistics.h
9741 (sra_stats): New variable.
9742 (sra_initialize): Clear sra_stats.
9743 (create_access_replacement): Increment sra_stats.replacements.
9744 (get_access_replacement): Do not return twice.
9745 (analyze_all_variable_accesses): Increment statistics counter by the
9746 number of scalarized aggregates.
9747 (generate_subtree_copies): Increment sra_stats.subtree_copies.
9748 (sra_modify_expr): Increment sra_stats.exprs.
9749 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
9750 (sra_modify_assign): Increment sra_stats.exprs,
9751 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
9752 (perform_intra_sra): Update statistics counters.
9753 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
9755 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9757 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
9758 (arm_scalar_mode_supported_p): New function.
9760 2009-06-18 Paul Brook <paul@codesourcery.com>
9761 Sandra Loosemore <sandra@codesourcery.com>
9763 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
9764 (__extendhfsf2, __truncsfhf2): Define.
9765 * config/arm/fp16.c: New file.
9766 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9767 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9769 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9771 * doc/extend.texi (Half-Precision): New section.
9772 * doc/invoke.texi (Option Summary): List -mfp16-format.
9773 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
9774 * config/arm/arm.opt (mfp16-format=): New.
9775 * config/arm/arm.c: Include intl.h.
9776 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
9777 (TARGET_INVALID_RETURN_TYPE): Redefine.
9778 (TARGET_PROMOTED_TYPE): Redefine.
9779 (TARGET_CONVERT_TO_TYPE): Redefine.
9780 (arm_fp16_format): Define.
9781 (all_fpus): Add entry for neon-fp16.
9782 (fp_model_for_fpu): Likewise.
9783 (struct fp16_format): Declare.
9784 (all_fp16_formats): Define.
9785 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
9787 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
9789 (arm_legitimate_index_p): Treat HFmode like HImode.
9790 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
9791 (coproc_secondary_reload_class): Special-case HFmode.
9792 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
9793 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
9794 (arm_init_fp16_builtins): New.
9795 (arm_init_builtins): Call it.
9796 (arm_invalid_parameter_type): New.
9797 (arm_invalid_return_type): New.
9798 (arm_promoted_type): New.
9799 (arm_convert_to_type).
9800 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
9802 (arm_emit_fp16_const): New function.
9803 (arm_mangle_type): Mangle __fp16 as "Dh".
9804 * config/arm/arm.h (TARGET_VFPD32): Make it know about
9806 (TARGET_NEON_FP16): New.
9807 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
9808 (enum fputype): Add FPUTYPE_NEON_FP16.
9809 (enum arm_fp16_format_type): Declare.
9810 (arm_fp16_format): Declare.
9811 (LARGEST_EXPONENT_IS_NORMAL): Define.
9812 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
9813 * config/arm/arm-modes.def (HFmode): Define.
9814 * config/arm/vfp.md: (*movhf_vfp): New.
9817 * config/arm/arm.md: (fpu): Add neon_fp16.
9818 (floatsihf2, floatdihf2): New.
9819 (fix_trunchfsi2, fix_trunchfdi2): New.
9823 (*arm32_movhf): New.
9824 (*thumb1_movhf): New.
9825 (consttable_2): Add check for HFmode constants.
9826 (consttable_4): Handle HFmode constants.
9828 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
9830 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
9832 2009-06-17 Olivier Hainque <hainque@adacore.com>
9834 * collect2.c (main): Use CONST_CAST2 to perform char ** to
9835 const char ** conversion in AIX specific section.
9837 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
9839 * config/i386/i386.c (ix86_special_builtin_type): Remove
9840 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
9841 (bdesc_special_args): Updated.
9842 (ix86_init_mmx_sse_builtins): Likewise.
9843 (ix86_expand_special_args_builtin): Likewise.
9845 2009-06-17 Richard Henderson <rth@redhat.com>
9847 * tree-pretty-print.c (maybe_dump_asm_name): New.
9848 (dump_decl_name): Use it.
9849 (PRINT_FUNCTION_NAME): Merge into...
9850 (dump_function_name): ... here. Use maybe_dump_asm_name.
9852 2009-06-17 Cary Coutant <ccoutant@google.com>
9854 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
9856 * debug.c (struct gcc_debug_hooks): Change placeholder for
9858 (debug_nothing_int_charstar_int): Replaced by...
9859 (debug_nothing_int_charstar_int_bool): ...this.
9860 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
9861 source_line prototype.
9862 (debug_nothing_int_charstar_int): Replaced by...
9863 (debug_nothing_int_charstar_int_bool): ...this.
9864 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
9865 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
9866 Output is_stmt operand when necessary.
9867 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
9868 (notice_source_line): Add is_stmt parameter.
9869 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
9870 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
9872 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
9873 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
9875 2009-06-17 Ian Lance Taylor <iant@google.com>
9877 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
9879 (struct store_by_pieces_d): Rename from store_by_pieces. Change
9882 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
9884 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
9885 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
9886 tree_strip_sign_nop_conversions and
9887 tree_ssa_strip_useless_type_conversions rather than stripping
9888 the operations here.
9889 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
9891 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
9892 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
9893 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
9894 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
9897 2009-06-17 Michael Eager <eager@eagercon.com>
9899 * config/rs6000/constraints.md (register_constraint "d"): New.
9900 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
9901 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
9902 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
9903 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
9904 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
9905 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
9906 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
9907 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
9908 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
9909 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
9911 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
9912 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
9913 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
9914 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
9915 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
9916 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
9917 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
9918 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
9919 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
9920 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
9921 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
9922 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
9923 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
9924 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
9926 2009-06-16 Ian Lance Taylor <iant@google.com>
9928 * profile.c (total_num_never_executed): Don't define.
9929 (compute_branch_probabilities): Don't count or print
9931 (init_branch_prob): Don't set total_num_never_executed.
9932 (end_branch_prob): Don't print total_num_never_executed.
9934 2009-06-17 David Daney <ddaney@caviumnetworks.com>
9936 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
9938 2009-06-17 David Edelsohn <edelsohn@gnu.org>
9940 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
9941 (nabstd2_fpr): Same.
9943 2009-06-17 Steve Ellcey <sje@cup.hp.com>
9945 * expr.c (expand_assignment): Change complex type check.
9947 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
9949 * doc/plugins.texi (Building GCC plugins): Added new section.
9951 2009-06-17 Ian Lance Taylor <iant@google.com>
9953 * c-pch.c (get_ident): Don't set size of templ array.
9954 (pch_init): Don't set size of partial_pch array.
9956 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
9957 string constant to intialize an array whose size is the length of
9960 2009-06-17 Richard Guenther <rguenther@suse.de>
9962 PR tree-optimization/40389
9963 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
9964 to addressable types.
9965 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
9967 2009-06-17 Richard Guenther <rguenther@suse.de>
9970 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
9971 if there is no evolution of left in the loop bail out.
9972 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
9973 chrec_fold_multiply.
9975 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
9976 Janis Johnson <janis187@us.ibm.com>
9979 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
9980 for the symbol ref of a constant that is the source of a move
9981 - nor for any other not-obvious-label-ref constants.
9983 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
9985 * plugin.c (position_pass): Skip newly inserted pass during list
9986 traversal to avoid repeated insertion.
9988 2009-06-16 Ian Lance Taylor <iant@google.com>
9990 * vec.h (VEC_stack_alloc): Define different version if
9991 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
9992 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
9993 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
9994 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9996 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
9998 * config.gcc (extra_headers): Add ia32intrin.h for x86.
10000 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
10001 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
10002 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
10003 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
10004 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
10005 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10006 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10007 (bdesc_special_args): Add __builtin_ia32_rdtsc and
10008 __builtin_ia32_rdtscp.
10009 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
10010 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
10011 and __builtin_ia32_rorhi.
10012 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
10013 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10014 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10015 (ix86_expand_args_builtin): Likewise.
10016 (ix86_expand_special_args_builtin): Likewise.
10018 * config/i386/i386.md (UNSPECV_RDTSCP): New.
10019 (UNSPECV_RDTSC): Likewise.
10020 (UNSPECV_RDPMC): Likewise.
10021 (*bsr): Renamed to ...
10023 (*bsr_rex64): Renamed to ...
10026 (*rdpmc): Likewise.
10027 (*rdpmc_rex64): Likewise.
10029 (*rdtsc): Likewise.
10030 (*rdtsc_rex64): Likewise.
10031 (rdtscp): Likewise.
10032 (*rdtscp): Likewise.
10033 (*rdtscp_rex64): Likewise.
10035 * config/i386/ia32intrin.h: New.
10037 * config/i386/x86intrin.h: Include <ia32intrin.h>.
10039 2009-06-16 Ian Lance Taylor <iant@google.com>
10041 * ira-build.c (copy_info_to_removed_store_destinations):
10042 Initialize parent_a.
10044 2009-06-16 Ian Lance Taylor <iant@google.com>
10046 * c-decl.c (grokdeclarator): Change size_varies to bool.
10048 2009-06-16 Ian Lance Taylor <iant@google.com>
10050 * sel-sched.c: Make forward declarations of move_op_hooks and
10051 fur_hooks explicitly extern.
10053 2009-06-16 Ian Lance Taylor <iant@google.com>
10055 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
10056 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
10058 2009-06-16 Ian Lance Taylor <iant@google.com>
10060 * resource.c (mark_referenced_resources): Change
10061 include_delayed_effects parameter to bool. Change all callers.
10062 (mark_end_of_function_resources): Likewise.
10063 * reorg.c (insn_references_resource_p): Likewise.
10064 (insn_sets_resource_p): Likewise.
10065 * resource.h (mark_referenced_resources): Update declaration.
10066 (mark_end_of_function_resources): Update declaration.
10068 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10070 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
10072 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10074 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
10075 GCC can bootstrap on AIX with GNU Binutils 2.20.
10077 2009-06-16 Ian Lance Taylor <iant@google.com>
10079 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
10081 2009-06-16 Ian Lance Taylor <iant@google.com>
10083 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
10084 inline, not extern inline.
10085 (exact_log2): Likewise.
10086 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
10088 (exact_log2): Likewise, but don't test CTZ_HWI.
10090 2009-06-16 Ian Lance Taylor <iant@google.com>
10092 * bitmap.c (bitmap_clear): Don't declare as inline.
10093 * gimple.c (gimplify_assign): Likewise.
10094 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
10095 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
10096 (sched_scan_info): Remove duplicate definition.
10098 2009-06-16 Ian Lance Taylor <iant@google.com>
10100 * c-common.c (skip_evaluation): Don't define.
10101 (c_inhibit_evaluation_warnings): Define global variable.
10102 (overflow_warning): Check c_inhibit_evaluation_warnings rather
10103 than skip_evaluation.
10104 (convert_and_check, warn_for_div_by_zero): Likewise.
10105 * c-common.h (skip_evaluation): Don't declare.
10106 (c_inhibit_evaluation_warnings): Declare.
10107 * c-parser.c (c_parser_typeof_specifier): Set
10108 c_inhibit_evaluation_warnings rather than skip_evaluation.
10109 (c_parser_conditional_expression): Likewise.
10110 (c_parser_binary_expression): Likewise.
10111 (c_parser_sizeof_expression): Likewise.
10112 (c_parser_alignof_expression): Likewise.
10113 * c-typeck.c (build_indirect_ref): Check
10114 c_inhibit_evaluation_warnings rather than skip_evaluation.
10115 (build_conditional_expr, build_binary_op): Likewise.
10117 2009-06-16 Richard Guenther <rguenther@suse.de>
10119 * tree-ssa-alias.c (is_escape_site): Remove.
10120 * tree-ssa-alias.h (enum escape_type): Remove.
10121 (is_escape_site): Likewise.
10122 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
10123 via casts and asms without deferring to is_escape_site.
10125 2009-06-16 Jakub Jelinek <jakub@redhat.com>
10127 PR middle-end/40446
10128 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
10129 use gen_lowpart if op0 has complex mode.
10131 2009-06-16 Richard Guenther <rguenther@suse.de>
10133 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
10134 variables add them to ESCAPED.
10135 (find_func_aliases): Do not make all indirectly stored values escaped.
10137 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
10139 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
10140 make_decl_one_only.
10142 2009-06-16 Martin Jambor <mjambor@suse.cz>
10144 PR tree-optimization/40432
10145 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
10146 check whether we need to force gimple register operand.
10148 2009-06-16 Martin Jambor <mjambor@suse.cz>
10150 PR tree-optimization/40413
10151 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
10152 build_ref_for_offset.
10153 (propagate_subacesses_accross_link): Fix a typo in a comment.
10155 2009-06-16 Ira Rosen <irar@il.ibm.com>
10157 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10158 with additional parameter.
10159 * tree-vectorizer.h (enum vect_def_type): Add new value
10161 (enum vect_relevant): Add comments.
10162 (vect_is_simple_reduction): Add new argument.
10163 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
10164 Detect nested cycles.
10165 (vect_is_simple_reduction): Update documentation, add an argument to
10166 distinguish inner-loop reduction from nested cycle, detect nested
10167 cycles, fix printings and indentation, don't swap operands in case
10169 (get_initial_def_for_reduction): Handle subtraction.
10170 (vect_create_epilog_for_reduction): Add new argument to specify
10171 reduction variable.
10172 (vect_finalize_reduction): Handle subtraction, fix comments.
10173 (vectorizable_reduction): Handle nested cycles. In case of nested
10174 cycle keep track of the reduction variable position. Call
10175 vect_is_simple_reduction with additional parameter. Use original
10176 statement code in reduction epilogue for nested cycle. Call
10177 vect_create_epilog_for_reduction with additional parameter.
10178 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
10179 inner-loop vectorization.
10180 (vect_recog_widen_sum_pattern): Likewise.
10181 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
10183 (vect_mark_stmts_to_be_vectorized): Likewise.
10184 (vect_get_vec_def_for_operand): Handle nested cycles.
10186 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10188 * doc/invoke.texi (Debugging Options): Fix option index entries
10189 for -fdump-statistics, -frandom-seed add entries for
10190 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
10191 (FRV Options): Fix entries for -mTLS, -mtls.
10192 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
10193 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
10194 (M68hc1x Options): Fix @itemx for -mnominmax.
10195 (MCore Options): Fix entry for -mno-lsim.
10196 (MMIX Options): Fix entry for -mabi=mmixware.
10197 (PDP-11 Options): Fix entry for -mbcopy-builtin.
10199 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
10201 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
10202 Mention the plugin mode of gengtype.
10203 * doc/gty.texi (Source Files Containing Type Information): Likewise.
10204 * gengtype.c: Updated copyright.
10205 (plugin_files, nb_plugin_files) Added new static variables.
10206 (measure_input_list) Care about plugin_files.
10207 (write_rtx_next): Added early return in plugin mode.
10208 (create_file): Updated copyright year in generated file. Added
10210 (oprintf): Added early return if NULL outf.
10211 (get_output_file_with_visibility): Care of plugin_files.
10212 (get_output_file_name): May return null.
10213 (write_local): Added early return.
10214 (put_mangled_filename): Ditto.
10215 (finish_root_table): Added check for base_files.
10216 (write_roots): Care about null when plugins.
10217 (main): Added plugin mode.
10219 2009-06-15 Ian Lance Taylor <iant@google.com>
10221 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
10222 * gcov.c (read_count_file): Add braces around variables declared
10225 * c.opt (Wjump-misses-init): New warning.
10226 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
10227 -Wall and -Wc++-compat if not already set.
10228 (c_common_post_options): Clear warn_jump_misses_init if it was not
10230 * c-decl.c (struct c_binding): Change type field to a union with
10231 new label field. Make it the first field in the struct. Update
10232 references to type to use u.type instead.
10233 (struct c_spot_bindings): Define.
10234 (struct c_goto_bindings): Define.
10235 (c_goto_bindings_p): Define, along with VECs.
10236 (struct c_label_vars): Define.
10237 (struct c_scope): Add has_label_bindings field.
10238 (bind_label, set_spot_bindings): New static functions.
10239 (decl_jump_unsafe, update_spot_bindings): New static functions.
10240 (update_label_decls): New static function.
10241 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
10242 Update binding u.label field to shadowed field.
10243 (c_binding_start_stmt_expr): New function.
10244 (c_binding_end_stmt_expr): New function.
10245 (pushdecl): Don't call c_begin_vm_scope.
10246 (make_label): Add defining and p_label_vars parameters. Change
10248 (lookup_label): Correct test for whether a label has not yet been
10249 defined. Call bind_label rather than bind.
10250 (warn_about_goto): New static function.
10251 (lookup_label_for_goto): New function.
10252 (declare_label): Call bind_label rather than bind.
10253 (check_earlier_gotos): New static function.
10254 (define_label): Don't give errors about jumping into statement
10255 expressions or scopes of variably modified types. Call
10256 set_spot_bindings and check_earlier_gotos. Call bind_label
10257 instead of bind. Don't set label_context_stack_se or
10258 label_context_stack_vm.
10259 (c_get_switch_bindings): New function.
10260 (c_release_switch_bindings): New function.
10261 (c_check_switch_jump_warnings): New function.
10262 (start_function): Don't set label_context_stack_se or
10263 label_context_stack_vm.
10264 (finish_function): Likewise.
10265 * c-typeck.c (label_context_stack_se): Don't define.
10266 (label_context_stack_vm): Don't define.
10267 (c_finish_goto_label): Call lookup_label_for_goto rather than
10268 lookup_label. Don't give errors about jumping into a statement
10269 expression or the scope of a variably modified type. Don't set
10270 label_context_stack_se or label_context_stack_vm.
10271 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
10272 fields. Add bindings field.
10273 (c_start_case): Don't set deleted fields. Set bindings field.
10274 (do_case): Rework order of tests. Don't check blocked_stmt_expr
10275 or blocked_vm. Call c_check_switch_jump_warnings.
10276 (c_finish_case): Don't test blocked_stmt_expr field. Call
10277 c_release_switch_bindings.
10278 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
10279 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10280 set label_context_stack_se. Call c_bindings_start_stmt_expr.
10281 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
10282 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10283 set label_context_stack_se. Call c_bindings_end_stmt_expr.
10284 (c_begin_vm_scope, c_end_vm_scope): Don't define.
10285 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
10286 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
10287 (C_DECL_UNJUMPABLE_VM): Don't define.
10288 (C_DECL_UNDEFINABLE_VM): Don't define.
10289 (struct c_label_list): Don't define.
10290 (struct c_label_context_se): Don't define.
10291 (struct c_label_context_vm): Don't define.
10292 (struct c_spot_bindings): Declare.
10293 (c_bindings_start_stmt_expr): Declare.
10294 (c_bindings_end_stmt_expr): Declare.
10295 (lookup_label_for_goto): Declare.
10296 (c_get_switch_bindings, c_release_switch_bindings): Declare.
10297 (c_check_switch_jump_warnings): Declare.
10298 (label_context_stack_se, label_context_stack_vm): Don't declare.
10299 (c_finish_goto_label): Update declaration.
10300 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
10301 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
10302 (Warning Options): Document -Wjump-misses-init.
10304 2009-06-15 Jakub Jelinek <jakub@redhat.com>
10306 * tree-object-size.c (addr_object_size): Fix a pasto in the last
10309 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10311 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10313 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10315 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
10317 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10319 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
10321 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10323 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
10324 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
10325 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
10326 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
10327 * dwarf2asm.c (dw2_force_const_mem): Update call to
10328 make_decl_one_only.
10329 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
10330 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
10331 * langhooks.c (lhd_comdat_group): Remove.
10332 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
10333 * tree.h (DECL_COMDAT_GROUP): New.
10334 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
10335 (tree_decl_with_vis): Add comdat_group. Remove one_only.
10336 (make_decl_one_only): Change signature.
10337 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
10338 make_decl_one_only.
10339 (make_decl_one_only): Change signature.
10340 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
10342 2009-06-15 Richard Guenther <rguenther@suse.de>
10344 PR middle-end/40439
10345 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
10347 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10349 * tree-ssa-math-opts.c: Remove extra divide.
10351 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10353 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
10355 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10357 * passes.c: Add bswap pass.
10358 * tree-pass.h: Add pass_optimize_bswap declaration.
10359 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
10360 Include rtl.h, expr.h and optabs.h for optab_handler check.
10361 (struct symbolic_number, pass_optimize_bswap): New definition.
10362 (do_shift_rotate, verify_symbolic_number_p): New functions.
10363 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
10364 (gate_optimize_bswap): New function.
10365 * tree.c (widest_int_cst_value): New function.
10366 * tree.h (widest_int_cst_value): Prototype added.
10368 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
10370 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
10371 REG_EQUAL/REG_EQUIV notes.
10373 2009-06-14 Richard Guenther <rguenther@suse.de>
10375 PR middle-end/40389
10376 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
10377 has its address taken if NRV was applied and it is addressable.
10378 * tree-ssa-structalias.c (get_constraint_for_address_of): New
10379 function split out from ...
10380 (get_constraint_for_1): ... here.
10381 (handle_rhs_call): Use it to mark the return slot escaped if
10382 it is addressable and NRV was applied.
10384 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10386 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
10387 Change first argument type to location_t.
10388 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
10389 Do not set input_location.
10390 Use loc instead of input_location throughout.
10392 2009-06-13 Richard Guenther <rguenther@suse.de>
10394 PR tree-optimization/40421
10395 * tree-predcom.c (should_unroll_loop_p): Remove.
10396 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
10398 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10400 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10401 Add location argument.
10403 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10405 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
10407 * config/s390/s390.c (s390_build_builtin_va_list): Same.
10408 (s390_gimplify_va_arg): Pass location to create_artificial_label.
10409 * config/spu/spu-protos.h: Add location to
10410 spu_resolve_overloaded_builtin.
10411 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
10412 spu_build_builtin_va_list.
10413 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
10414 argument. Pass location to build_function_call_vec.
10415 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
10417 (emit_fpu_switch): Same.
10418 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
10419 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
10420 to build_decl and create_artificial_label.
10421 (xtensa_gimplify_va_arg_expr): Same.
10422 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
10423 (xstormy16_gimplify_va_arg_expr): Same.
10424 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
10425 * config/arm/arm.c (arm_build_builtin_va_list): Same.
10426 * config/mips/mips.c (mips_build_builtin_va_list): Same.
10427 (mips16_build_function_stub): Same.
10428 (mips16_build_call_stub): Same.
10430 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
10433 * arm/constraints.md (Pa, Pb): New constraints.
10434 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
10435 split pattern to deal with them.
10437 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
10439 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
10440 fix index entry for -Xpreprocessor.
10442 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10444 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10445 Add location argument to build_decl call.
10446 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
10447 (rs6000_init_builtins): Same.
10448 (spe_init_builtins): Same.
10449 (rs6000_gimplify_va_arg): Add location argument to
10450 create_artificial_label call.
10452 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
10454 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
10455 * combine-stack-adj.c (pass_stack_adjustments): Use it.
10456 * Makefile.in: Fix GGC dependency for gcse.o.
10458 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10460 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
10461 * gimple-pretty-print.c (dump_gimple_stmt): Same.
10462 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
10464 * c-parser.c (c_parser_binary_expression): Use current column while
10465 building binary operations.
10466 * common.opt (fshow-column): Enable by default.
10467 * tree-vrp.c (check_array_ref): Use warning_at.
10468 (check_array_bounds): Use location from call back if expr has no
10470 * tree.h: Add location argument to maybe_fold_*.
10471 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
10472 (maybe_fold_offset_to_array_ref): Add location argument and use it.
10473 (maybe_fold_offset_to_component_ref): Same.
10474 (maybe_fold_offset_to_reference): Same.
10475 (maybe_fold_offset_to_address): Same.
10476 (maybe_fold_stmt_indirect): Same.
10477 (maybe_fold_stmt_addition): Same.
10478 (fold_stmt_r): Pass location to maybe_fold_*.
10479 (fold_gimple_assign): Same.
10480 * c-tree.h: Add location argument to finish_decl,
10481 default_function_array_conversion, store_init_value.
10482 * c-decl.c (define_label): Use error_at.
10483 (c_make_fname_decl): Pass location to finish_decl.
10484 (finish_decl): New location argument.
10485 (build_compound_literal): Pass location to store_init_value.
10486 (grokdeclarator): Pass location to finish_decl.
10488 * c-typeck.c (array_to_pointer_conversion): New location argument.
10489 (function_to_pointer_conversion): Same.
10490 (default_function_array_conversion): Same.
10491 (parser_build_unary_op): Pass location to overflow_warning.
10492 (parser_build_binary_op): Same. Use warning_at.
10493 (build_unary_op): Pass location to array_to_pointer_conversion.
10494 (build_c_cast): Pass location to digest_init.
10495 (build_modify_expr): New location argument.
10496 (convert_for_assignment): Same.
10497 (store_init_value): Same.
10498 (digest_init): Same.
10499 (output_init_element): Pass location to digest_init and
10500 array_to_pointer_conversion.
10501 (c_finish_return): Pass location to convert_for_assignment.
10502 * gimplify.c (gimplify_conversion): Pass location to
10503 maybe_fold_offset_to_address.
10504 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
10505 to maybe_fold_stmt_addition.
10506 * c-omp.c (c_finish_omp_atomic): Pass new location to
10508 (c_finish_omp_for): Same.
10509 * c-common.c (overflow_warning): New argument.
10510 * c-common.h: New argument to build_modify_expr, overflow_warning.
10511 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
10513 (c_parser_initializer): Pass location to
10514 default_function_array_conversion.
10515 (c_parser_initelt): Same.
10516 (c_parser_initval): Same.
10517 (c_parser_asm_operands): Same.
10518 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
10519 (c_parser_conditional_expression): Same.
10520 (c_parser_binary_expression): Add location info to stack. Use it.
10521 (c_parser_unary_expression): Pass location to
10522 default_function_array_conversion, parser_build_unary_op,
10523 build_indirect_ref, c_parser_postfix_expression_after_primary.
10524 (c_parser_postfix_expression_after_primary): New location argument.
10526 (c_parser_expression_conv): Pass location to
10527 default_function_array_conversion.
10528 (c_parser_expr_list): Same.
10529 (c_parser_omp_atomic): Same.
10530 (c_parser_omp_for_loop): Same.
10531 * c-tree.h: (struct c_declarator): Add comment to id_loc.
10532 (build_array_declarator): New argument.
10533 * c-decl.c (build_array_declarator): Add location argument.
10534 (grokdeclarator): Set id_loc for cdk_array.
10535 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
10536 build_array_declarator.
10537 * tree.c (build_omp_clause): Add location argument.
10538 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
10539 (OMP_CLAUSE_LOCATION): New macro.
10540 (struct tree_omp_clause): Add location field.
10541 (build_omp_clause): Add argument.
10542 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
10543 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
10545 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
10546 (cp_parser_omp_clause_collapse): Same.
10547 (cp_parser_omp_clause_default): Same.
10548 (cp_parser_omp_clause_if): Same.
10549 (cp_parser_omp_clause_nowait): Same.
10550 (cp_parser_omp_clause_num_threads): Same.
10551 (cp_parser_omp_clause_ordered): Same.
10552 (cp_parser_omp_clause_schedule): Same.
10553 (cp_parser_omp_clause_untied): Same.
10554 (cp_parser_omp_for_loop): Same.
10555 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10556 * c-tree.h (c_start_case): Add location argument.
10557 (c_process_expr_stmt): Same.
10558 (c_finish_goto_*): Same.
10559 * tree-parloops.c (initialize_reductions): Pass location to
10561 (create_parallel_loop): Same.
10562 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
10563 (gfc_trans_omp_reduction_list): Same.
10564 (gfc_trans_omp_clauses): Same.
10565 (gfc_trans_omp_do): Same.
10566 * c-typeck.c (c_finish_goto_label): Same.
10567 (c_finish_goto_ptr): New location argument.
10568 (c_start_case): Same.
10569 (emit_side_effect_warnings): Same.
10570 (c_process_expr_stmt): Same.
10571 (c_finish_stmt_expr): Same.
10572 (c_finish_omp_clauses): Use error_at instead of error.
10573 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
10575 * c-omp.c (c_split_parallel_clauses): New location argument.
10576 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
10577 to build_omp_clause.
10578 (convert_local_reference_stmt): Same.
10579 (convert_gimple_call): Same.
10580 * c-common.h (c_split_parallel_clauses): New argument.
10581 * c-parser.c (c_parser_statement_after_labels): Pass location to
10582 c_finish_goto_label.
10583 (c_parser_switch_statement): Pass location to c_start_case.
10584 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
10585 and c_process_expr_stmt.
10586 (c_parser_omp_variable_list): Add location argument.
10587 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
10588 (c_parser_omp_clause_default): Same.
10589 (c_parser_omp_clause_if): Same.
10590 (c_parser_omp_clause_num_threads): Same.
10591 (-c_parser_omp_clause_ordered): Same.
10592 (c_parser_omp_clause_reduction): Pass location to
10593 c_parser_omp_variable_list.
10594 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
10595 (c_parser_omp_clause_untied): Same.
10596 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
10597 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10599 * c-tree.h (check_for_loop_decls, undeclared_variable,
10600 build_component_ref, build_array_ref, build_external_ref,
10601 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
10602 build_conditional_expr, build_compound_expr, c_cast_expr,
10603 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
10604 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
10606 * c-semantics.c (build_stmt): Same.
10607 (build_case_label): Same.
10608 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
10609 (undeclared_variable): New argument.
10610 (make_label): Same.
10611 (lookup_label): Pass location on down.
10612 (define_label): Same.
10613 (finish_decl): Same.
10614 (build_compound_literal): Same.
10615 (finish_struct): Same.
10616 (finish_function): Do not set location here.
10617 (check_for_loop_decls): New argument.
10618 * tree.c (save_expr): Set location.
10619 (build_empty_stmt): New argument.
10620 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
10621 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
10622 * builtins.c (gimplify_va_arg_expr): Use locations.
10623 (expand_builtin_sync_operation): Same.
10624 * c-typeck.c (build_component_ref): New argument.
10625 (build_array_ref): Same.
10626 (build_external_ref): Same.
10627 (c_expr_sizeof_expr): Same.
10628 (c_expr_sizeof_type): Same.
10629 (parser_build_unary_op): Same.
10630 (build_conditional_expr): Same.
10631 (build_compound_expr): Pass location on down.
10632 (build_compound_expr): New argument.
10633 (build_c_cast): Same.
10634 (c_cast_expr): Same.
10635 (build_asm_expr): Same.
10636 (c_finish_return): Same.
10637 (c_process_expr_stmt): Pass location on down.
10638 (c_finish_stmt_expr): New argument.
10639 (push_clenaup): Same.
10640 (c_finish_omp_parallel): Same.
10641 (c_finish_omp_task): Same.
10642 * gimplify.c (gimplify_call_expr): Pass location on down.
10643 * c-omp.c (c_finish_omp_master): New argument.
10644 (c_finish_omp_critical): Same.
10645 (c_finish_omp_ordered): Same.
10646 (c_finish_omp_barrier): Same.
10647 (-c_finish_omp_taskwait): Same.
10648 (c_finish_omp_atomic): Same.
10649 (c_finish_omp_flush): Same.
10650 * tree-inline.c (copy_tree_body_r): Pass location on down.
10651 (inline_forbidden_p): Remove use of input_location.
10652 * c-gimplify.c (c_build_bind_expr): New argument.
10653 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
10654 (c_sizeof_or_alignof_type): New argument.
10655 (c_alignof_expr): Same.
10656 (build_va_arg): Same.
10657 (c_add_case_label): Same.
10658 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
10659 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
10660 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
10661 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
10662 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
10663 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
10665 * stub-objc.c (objc_build_selector_expr): Same.
10666 (objc_build_throw_stmt): Same.
10667 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
10668 (c_parser_initelt): Same.
10669 (c_parser_compound_statement): Same.
10670 (c_parser_compound_statement_nostart): Same.
10671 (c_parser_label): Same.
10672 (c_parser_statement_after_labels): Same.
10673 (c_parser_if_body): Same.
10674 (c_parser_else_body): Same.
10675 (c_parser_if_statement): Same.
10676 (c_parser_switch_statement): Same.
10677 (c_parser_while_statement): Same.
10678 (c_parser_do_statement): Same.
10679 (c_parser_for_statement): Same.
10680 (c_parser_asm_statement): Same.
10681 (c_parser_conditional_expression): Same.
10682 (c_parser_binary_expression): Same.
10683 (c_parser_cast_expression): Same.
10684 (c_parser_unary_expression): Same.
10685 (c_parser_sizeof_expression): Same.
10686 (c_parser_alignof_expression): Same.
10687 (c_parser_postfix_expression): Same.
10688 (c_parser_expression): Same.
10689 (c_parser_objc_receiver): Same.
10690 (c_parser_omp_variable_list): Same.
10691 (c_parser_omp_structured_block): Same.
10692 (c_parser_omp_atomic): New argument.
10693 (c_parser_omp_barrier): Same.
10694 (c_parser_omp_critical): Same.
10695 (c_parser_omp_flush): Pass location on down.
10696 (c_parser_omp_for_loop): New argument.
10697 (c_parser_omp_for): Same.
10698 (c_parser_omp_master): Same.
10699 (c_parser_omp_ordered): Same.
10700 (c_parser_omp_sections_scope): Same.
10701 (c_parser_omp_sections): Same.
10702 (c_parser_omp_parallel): Same.
10703 (c_parser_omp_single): Same.
10704 (c_parser_omp_task): Same.
10705 (c_parser_omp_taskwait): Pass location on down.
10706 (c_parser_omp_construct): Same.
10707 (c_parser_omp_threadprivate): Same.
10708 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
10709 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
10710 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
10711 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
10712 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
10713 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
10714 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
10715 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
10716 config/i386/i386.c, stmt.c:
10717 Add location argument to the following function definitions and/or
10718 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
10719 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
10720 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
10721 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
10722 do_case, c_finish_bc_stmt, build_compound_literal,
10723 build_function_call.
10724 * c-decl.c (build_compound_literal): Add location argument.
10725 Make all diagnostic calls use location.
10726 (start_struct): Same.
10727 (finish_struct): Same.
10728 (start_enum): Same.
10729 (build_enumerator): Same.
10730 (start_function): Same.
10731 (grokdeclarator): Make all diagnostic calls use location.
10732 (store_parm_decls_oldstyle): Same.
10733 * c-typeck.c (build_function_call): Add location argument.
10734 Make all diagnostic calls use location.
10736 (c_finish_bc_stmt): Same.
10737 * tree-nested.c (get_trampoline_type): Add argument.
10738 Pass location to build_decl.
10739 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
10740 * rtl.h (RTL_LOCATION): New.
10741 * c-common.c (c_add_case_label): Add location argument.
10742 Make all diagnostic calls use location.
10743 * c-common.h: Add location argument to make_fname_decl, do_case,
10744 c_add_case_label, build_function_call, resolve_overloaded_builtin.
10745 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
10746 Set it appropriately for every case. Pass enum_loc to start_enum
10747 call. Pass value_loc first to build_enumerator. Pass enum_loc to
10749 (c_parser_struct_or_union_specifier): Save location. Use it for
10750 start_struct, finish_struct, and parser_xref_tag.
10752 2009-06-12 Ian Lance Taylor <iant@google.com>
10754 * fold-const.c (fold_unary): Rename local variable and to and_expr.
10756 * c-opts.c (c_common_handle_option): For -Wc++-compat set
10757 cpp_opts->warn_cxx_operator_names.
10759 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10762 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
10763 is returns NULL and OP is a VCE, look through the VCE.
10765 2009-06-12 Ian Lance Taylor <iant@google.com>
10768 * collect2.c (main): Use CONST_CAST2 in code inside #if
10769 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
10771 2009-06-12 Joey Ye <joey.ye@intel.com>
10773 PR middle-end/39146
10774 * cfgexpand.c (get_decl_align_unit): Update
10775 max_used_stack_slot_alignment with align instead of
10776 stack_alignment_needed.
10778 * function.c (assign_stack_local_1): Update
10779 max_used_stack_slot_alignment with alignment_in_bits instead
10780 of stack_alignment_needed.
10781 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
10784 2009-06-12 Jakub Jelinek <jakub@redhat.com>
10786 * dwarf2out.c (last_var_location_insn): New variable.
10787 (dwarf2out_end_epilogue): Clear last_var_location_insn.
10788 (dwarf2out_var_location): Don't record anything after last real
10789 insn. Only change labels if there were any real instructions
10790 in between last note and this one, or if changed sections.
10792 2009-06-11 Richard Henderson <rth@redhat.com>
10794 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
10795 note when storing the frame pointer in a register.
10796 (FRP): Don't redefine to nothing for epilogue.
10797 (alpha_expand_epilogue): Mark register and sp restores.
10798 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
10800 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
10801 when gen_lowpart is needed.
10803 2009-06-11 Richard Henderson <rth@redhat.com>
10805 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
10807 * dwarf2out.c (need_data_align_sf_opcode): New.
10808 (div_data_align): Move earlier.
10809 (def_cfa_1, reg_save): Use it.
10811 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
10813 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
10814 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
10815 (ix86_handle_option): Handle OPT_mcrc32.
10816 (ix86_target_string): Add -mcrc32.
10817 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
10819 * config/i386/i386.h (TARGET_CRC32): New.
10821 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
10822 (sse4_2_crc32di): Likewise.
10824 * config/i386/i386.opt (mcrc32): New.
10826 * doc/invoke.texi: Document -mcrc32.
10828 2009-06-11 Richard Henderson <rth@redhat.com>
10830 * common.opt (gdwarf-): Accept a version number.
10831 * doc/invoke.texi (gdwarf-): Update docs.
10832 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
10833 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
10834 version level, and record it.
10836 * dwarf2.h (DW_CIE_VERSION): Remove.
10837 * dwarf2out.c (DWARF_VERSION): Remove.
10838 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
10839 (output_call_frame_info): Use CIE version 3 for dwarf3,
10840 or if the return register column is out of range for version 1.
10841 (dwarf_stack_op_name): Add all dwarf3 values.
10842 (DEBUG_PUBTYPES_SECTION): New.
10843 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
10844 encoding change for dwarf3.
10845 (output_die) [dw_val_class_die_ref]: Likewise.
10846 (output_compilation_unit_header): Emit correct version for dwarf3.
10847 (output_line_info): Likewise.
10848 (output_pubnames): Update for DWARF_VERSION removal.
10849 (output_aranges): Likewise.
10850 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
10851 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
10852 (dwarf2out_finish): Likewise.
10854 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10856 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
10859 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10862 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
10863 * builtins.c (expand_builtin_unreachable): New function.
10864 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
10865 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
10866 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
10868 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
10869 searching for missing barriers.
10871 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10873 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
10874 when -fprofile-generate* was passed.
10875 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
10877 2009-06-11 Anthony Green <green@moxielogic.com>
10879 * config/moxie/moxie.md: Define length attribute for all instructions.
10881 (*b<cond:code>): Support limited branch ranges for new PC-relative
10882 branch instructions.
10883 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
10885 2009-06-11 Jakub Jelinek <jakub@redhat.com>
10887 * config/i386/i386.c (min_insn_size): Use get_attr_length
10888 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
10889 For __asm return 0.
10891 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
10892 instead of emit_insn_before.
10894 2009-06-10 Ian Lance Taylor <iant@google.com>
10897 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
10900 2009-06-10 Revital Eres <eres@il.ibm.com>
10902 * passes.c (init_optimization_passes): Reschedule
10903 predictive-commoning pass before complete unroll pass.
10905 2009-06-10 Martin Jambor <mjambor@suse.cz>
10907 * cgraph.c (cgraph_node_can_be_local_p): New function.
10908 (cgraph_make_node_local): New function.
10909 * cgraph.h (cgraph_node_can_be_local_p): Declare.
10910 (cgraph_make_node_local): Declare.
10912 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
10914 * tree.h (tree_base): Add packed_flag and user_align fields.
10915 Decrease size of spare field.
10916 (TYPE_USER_ALIGN): Use user_align from tree_base.
10917 (DECL_USER_ALIGN): Likewise.
10918 (TYPE_PACKED): Use packed_flag from tree_base.
10919 (DECL_PACKED): Likewise.
10920 (tree_type): Delete packed_flag and user_align fields. Widen
10921 precision field. Widen mode field and shuffle fields to align
10922 mode on an 8-bit boundary.
10923 (tree_decl_common): Delete decl_flag_1 and user_align fields.
10924 Renumber decl_flag_* fields. Fix comments. Widen
10925 decl_common_unused field.
10926 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
10927 (DECL_EXTERNAL): Likewise.
10928 (DECL_BIT_FIELD): Likewise.
10929 (DECL_NONADDRESSABLE_P): Likewise.
10930 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
10931 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
10933 2009-06-10 Ian Lance Taylor <iant@google.com>
10935 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
10936 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
10937 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
10938 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
10939 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
10940 DEF_VEC_ALLOC_FUNC_P.
10941 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
10942 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
10943 DEF_VEC_ALLOC_FUNC_O.
10944 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
10945 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
10946 DEF_VEC_ALLOC_FUNC_I.
10947 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
10948 (vec_stack_p_reserve_exact_1): Declare.
10949 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
10950 (vec_stack_free): Declare.
10951 (VEC_stack_alloc): Define.
10952 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
10953 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
10954 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
10955 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
10957 (stack_vecs): New static variable.
10958 (vec_stack_p_reserve_exact_1): New function.
10959 (vec_stack_o_reserve_1): New static function.
10960 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
10961 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
10962 (vec_stack_free): New function.
10963 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
10964 (VEC_df_ref_stack_alloc): Define.
10965 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
10966 DEF_VEC_ALLOC_P_STACK.
10967 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
10968 (struct df_collection_rec): Change _vec fields to VEC. Remove
10970 (df_free_collection_rec): Adjust for new fields.
10971 (df_insn_rescan): Use new df_collection_rec fields.
10972 (df_notes_rescan, df_canonize_collection_rec): Likewise.
10973 (df_ref_create_structure, df_ref_record): Likewise.
10974 (df_get_conditional_uses, df_get_call_refs): Likewise.
10975 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
10976 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
10977 (df_record_exit_block_uses, df_bb_verify): Likewise.
10978 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
10979 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
10980 Remove count parameter. Change return type to void. Change all
10982 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
10983 Remove count parameter. Change return type to void. Change all
10985 (df_install_refs): Change old_vec parameter to VEC. Remove count
10986 parameter. Change all callers.
10987 (df_install_mws): Change old_vec parameter to VEC. Remove count
10988 parameter. Change all callers.
10989 (df_refs_verify): Change new_rec parameter to VEC. Change call
10991 (df_mws_verify): Likewise.
10993 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
10995 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
10997 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
10999 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
11001 2009-06-10 Anthony Green <green@moxielogic.com>
11003 * config/moxie/crti.asm: New file.
11004 * config/moxie/crtn.asm: New file.
11005 * config/moxie/moxie.c: New file.
11006 * config/moxie/moxie.h: New file.
11007 * config/moxie/sfp-machine.h: New file.
11008 * config/moxie/moxie-protos.h: New file.
11009 * config/moxie/t-moxie: Created.
11010 * config/moxie/t-moxie-softfp: Created.
11011 * config/moxie/moxie.md: Created.
11012 * config/moxie/constraints.md: Created.
11013 * config.gcc: Add moxie support.
11014 * doc/md.texi (Machine Constraints): Add moxie constraints.
11015 * doc/contrib.texi (Contributors): Mention moxie port.
11016 * doc/install.texi (Specific): Mention the moxie port.
11018 2009-06-09 Ian Lance Taylor <iant@google.com>
11020 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
11021 compiling with C++.
11022 * optabs.c (optab_table): Only use designated initializers if
11023 HAVE_DESIGNATED_INITIALIZERS is defined.
11024 (convert_optab_table): Likewise.
11025 (init_optabs): Always call init_insn_codes if
11026 HAVE_DESIGNATED_INITIALIZERS is not defined.
11028 2009-06-09 Ian Lance Taylor <iant@google.com>
11030 * targhooks.c (default_builtin_vectorized_function): Change fn
11031 parameter to unsigned int.
11032 (default_builtin_vectorized_conversion): Change code parameter to
11034 (default_builtin_reciprocal): Change fn parameter to unsigned int.
11035 * targhooks.h: Update declarations.
11036 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
11037 parameter to unsigned int.
11039 * c-typeck.c (comptypes_check_enum_int): New static function.
11040 (comptypes_internal): Add enum_and_int_p parameter. Change all
11042 (comp_target_types): Add location parameter. Change all callers.
11043 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
11044 Change all callers.
11045 (function_types_compatible_p, type_lists_compatible_p): Likewise.
11046 (build_conditional_expr): Add colon_loc parameter. Change all
11048 (convert_for_assignment): Add location parameter. Change all callers.
11049 * c-parser.c (c_parser_conditional_expression): Pass location of
11050 colon to build_conditional_expr.
11051 * c-tree.h (build_conditional_expr): Update declaration.
11053 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11055 * graphite.c: Revert previous patch.
11057 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11060 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11062 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
11064 * tree-ssa-loop-prefetch.c
11065 (loop_prefetch_arrays): Fixed a portability problem in printf format
11068 2009-06-09 Martin Jambor <mjambor@suse.cz>
11070 PR tree-optimization/40351
11071 * tree-sra.c (propagate_subacesses_accross_link): Check that a
11072 refrence to a potential artifical subaccess can be constructed.
11074 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11076 * config/sh/sh-protos.h (sh_optimization_options): Declare.
11077 (sh_override_options): Likewise.
11078 * config/sh/sh.c: Include params.h.
11079 (sh_optimization_options): New.
11080 (sh_override_options): Likewise.
11081 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
11082 (OVERRIDE_OPTIONS): Use sh_override_options.
11084 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11086 * dwarf2out.c (emit_cfa_remember): New variable.
11087 (add_fde_cfi): If emit_cfa_remember, recurse to add
11088 DW_CFA_remember_state first.
11089 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
11090 instead just set emit_cfa_remember.
11092 2009-06-08 Jan Hubicka <jh@suse.cz>
11095 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
11097 2009-06-08 Jan Hubicka <jh@suse.cz>
11099 PR middle-end/39834
11100 * cgraphunit.c (save_inline_function_body): Do not copy transform
11101 hooks for saved inline bodies.
11102 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
11103 for given function.
11105 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
11107 * jump.c (returnjump_p): Handle delayed branches. Add missing
11110 2009-06-08 Jan Hubicka <jh@suse.cz>
11112 PR middle-end/40102
11113 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
11114 original node might've been modified.
11115 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
11117 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11119 * tree-object-size.c (addr_object_size): Add OSI argument.
11120 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
11121 (compute_builtin_object_size, expr_object_size): Adjust callers.
11122 (plus_stmt_object_size): Call addr_object_size instead of
11123 compute_builtin_object_size.
11125 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
11126 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11128 * tree-ssa-loop-prefetch.c
11129 (gather_memory_references): Introduced a counter for the number of
11131 (anything_to_prefetch_p): Introduced a counter for the number of
11133 (is_loop_prefetching_profitable): New function with a cost model
11135 (loop_prefetch_arrays): Use the new cost model to determine if
11136 prefetching is profitable.
11137 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
11138 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11139 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
11140 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11141 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
11142 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11144 2009-06-08 Michael Matz <matz@suse.de>
11147 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
11148 partitions use the same.
11149 (expand_one_var): Deal with DECL_RTL sometimes begin set also
11150 for basevars of SSA_NAMEs.
11151 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
11152 to not expand them twice.
11153 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
11156 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
11158 * common.opt (fcompare-debug=, fcompare-debug-second): New.
11159 (fdump-final-insns=, gtoggle): New.
11160 * doc/invoke.texi: Document them.
11161 * final.c (rest_of_clean_state): Dump final insn stream.
11162 * gcc.c (invoke_as): Hook in -fcompare-debug.
11163 (static_spec_functions): Add compare-debug-dump-opt,
11164 compare-debug-self-opt and compare-debug-auxbase-opt.
11165 (compare_debug, compare_debug_second, compare_debug_opt): New.
11166 (switches_debug_check, n_switches_debug_check): New.
11167 (debug_auxbase_opt, debug_check_temp_file): New.
11168 (process_command): Handle -fno-compare-debug, -fcompare-debug and
11170 (do_self_spec): Handle arguments after switches.
11171 (do_spec_1): Add .gk extension to temp file basenames for compare.
11172 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
11173 (cc1_options): Use it instead of normal auxbase computation for
11174 the second compare-debug compilation.
11175 (compare_files): New.
11176 (main): Set up and implement compare debug mode.
11177 (compare_debug_dump_opt_spec_function): New.
11178 (compare_debug_self_opt_spec_function): New.
11179 (compare_debug_auxbase_opt_spec_function): New.
11180 * toplev.c (process_options): Handle flag_gtoggle,
11181 flag_dump_final_insns.
11182 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
11183 during -fcompare-debug-second compilation.
11185 2009-06-07 Ian Lance Taylor <iant@google.com>
11187 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
11188 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
11190 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
11191 with no default node. Change warning with %H to warning_at.
11192 Don't clear warn_switch around case checking.
11193 * doc/invoke.texi (Warning Options): Clarify distinction between
11194 -Wswitch and -Wswitch-enum.
11196 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11198 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
11200 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11202 * gbl-ctors.h: Add header guard.
11204 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11206 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
11207 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
11208 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
11209 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
11210 prototypes for removed functions.
11211 (expressions_equal_p): Move to ...
11212 * tree-ssa-sccvn.h: ... here and ...
11213 * matrix-reorg.c: ... adjust includes.
11215 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11217 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
11219 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11221 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
11222 (finish_function): Remove erroneous whitespace.
11224 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11226 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
11227 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
11229 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11231 * errors.c (internal_error): Commentary typo fix.
11232 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
11233 * tree-ssa-pre.c: Ditto.
11235 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11237 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
11238 them is supposed to hold actual statements.
11240 2009-06-06 Ian Lance Taylor <iant@google.com>
11242 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
11243 empty statements can now have attributes.
11245 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
11247 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
11248 * config/mips/mips.md: Ditto.
11250 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11252 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
11254 (__eabi_uconvert): Likewise.
11256 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11258 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
11259 CFI_* definitions with IN_GCC.
11261 2009-06-05 David Edelsohn <edelsohn@gnu.org>
11263 * xcoffout.h (xcoffout_source_line): Update prototype.
11265 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11267 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
11268 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
11270 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11272 PR middle-end/40340
11273 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
11274 inlined_function_outer_scope_p blocks for artificial inlines
11276 * tree.c (tree_nonartificial_location): Rewrite using
11277 block_nonartificial_location.
11279 2009-06-05 Revital Eres <eres@il.ibm.com>
11280 Leehod Baruch <leehod@il.ibm.com>
11282 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
11283 (expand_expr_real_1): Remove comment.
11284 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11285 Vectorize misaligned access when the target supports it.
11286 (vect_supportable_dr_alignment): Check for unaligned access support.
11287 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
11290 2009-06-05 Julian Brown <julian@codesourcery.com>
11292 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
11293 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
11295 2009-06-05 Richard Guenther <rguenther@suse.de>
11298 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
11299 as possibly unused.
11301 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11303 * config/s390/s390.c (global_not_special_regno_p): New static inline.
11304 (save_gprs): Don't tell unwinder when a global register is saved.
11305 (s390_emit_epilogue): Emit needed epilogue unwind info.
11307 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11309 * dwarf2out.c (deferred_asm_name): New.
11310 (add_name_and_src_coords_attributes): Defer creation of
11311 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
11313 (move_linkage_attr): New.
11314 (dwarf2out_finish): Revisit deferrals and emit attributes at the
11317 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11319 * tree-nested.c (finalize_nesting_tree_1): Declare the
11320 frame_decl in the binding tree.
11322 2009-06-04 Cary Coutant <ccoutant@google.com>
11324 * basic-block.h (struct basic_block_def): Add discriminator field.
11325 * dbxout.c (dbxout_source_line): Add new parameter. Change all
11327 * debug.c (do_nothing_debug_hooks): Add additional entry.
11328 (debug_nothing_int_charstar_int): New function.
11329 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
11330 (debug_nothing_int_charstar_int): New declaration.
11331 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
11332 discriminator value in .loc directive.
11333 * final.c (last_discriminator): New variable.
11334 (discriminator): New variable.
11335 (final_start_function): Initialize above variables, pass current
11336 discriminator to debug hook.
11337 (notice_source_line): Check for discriminator change.
11338 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
11339 * sdbout.c (sdbout_source_line): New parameter.
11340 * tree-cfg.c (struct locus_discrim_map): New structure type.
11341 (discriminator_per_locus): New hash table.
11342 (build_gimple_cfg): Allocate and free discriminator hash table.
11343 (make_edges): Call assign_discriminator.
11344 (locus_map_hash): New function.
11345 (locus_map_eq): New function.
11346 (next_discriminator_for_locus): New function.
11347 (same_line_p): New function.
11348 (assign_discriminator): New function.
11349 (make_cond_expr_edges): Call assign_discriminator.
11350 (make_gimple_switch_edges): Likewise.
11351 (first_non_label_stmt): New function.
11352 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
11354 * xcoffout.c (xcoffout_source_line): Add new parameter.
11356 * configure.ac (gcc_cv_as_discriminator): New configury check for
11357 gas support for discriminator.
11358 * configure: Regenerate.
11359 * config.in: Regenerate.
11361 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11363 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
11364 val after checking for integers.
11366 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
11368 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
11370 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
11371 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
11372 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
11373 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
11374 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
11375 X64_SSE_REGPARM_MAX.
11376 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
11377 X64_SSE_REGPARM_MAX.
11379 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11381 * gcc.c (report_times_to_file): New.
11382 (execute): Implement it.
11383 (process_command): Support -time=.
11384 * doc/invoke.texi: Document it.
11386 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11388 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
11389 that have value exprs.
11391 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11393 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
11394 declarations for constants until...
11395 (dw2_output_indirect_constant_1): ... this point.
11397 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
11400 * arm.md (arm_addsi3): Don't try to split an add with an
11401 eliminable register until after reload has completed.
11403 2009-06-03 Ian Lance Taylor <iant@google.com>
11405 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
11406 * genattrtab.c (write_length_unit_log): Likewise.
11407 * genchecksum.c (dosum): Likewise.
11408 * gengtype.c (write_rtx_next): Likewise.
11409 (finish_root_table, write_roots): Likewise.
11410 * gimple.c (gimple_ops_offset_): Likewise.
11411 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
11412 * config/arc/arc.c (arc_attribute_table): Likewise.
11413 * config/arm/arm.c (arm_attribute_table): Likewise.
11414 * config/avr/avr.c (avr_attribute_table): Likewise.
11415 * config/crx/crx.c (crx_attribute_table): Likewise.
11416 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
11417 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
11418 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
11419 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
11420 * config/sh/sh.c (sh_attribute_table): Likewise.
11421 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
11422 * config/spu/spu.c (spu_attribute_table): Likewise.
11423 * config/v850/v850.c (v850_attribute_table): Likewise.
11425 * config/alpha/alpha.c (vms_attribute_table): Make static.
11426 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
11427 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
11428 * config/mips/mips.c (mips_attribute_table): Likewise.
11430 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
11432 (cc1-checksum.o): Likewise.
11434 2009-06-03 Steve Ellcey <sje@cup.hp.com>
11436 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
11438 2009-06-03 Jakub Jelinek <jakub@redhat.com>
11440 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
11441 insn if it is changing sp. Use gen_add3_insn instead of
11442 conditionally gen_addsi3 and gen_adddi3.
11443 (offset_below_red_zone_p): New static inline function.
11444 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
11445 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
11446 * config/rs6000/ppc-asm.h: Include auto-host.h.
11447 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
11448 CFI_RESTORE): Define.
11449 * config/rs6000/crtresxgpr.asm: Add unwind info.
11450 * config/rs6000/crtresxfpr.asm: Likewise.
11451 * config/rs6000/crtresgpr.asm: Likewise.
11452 * config/rs6000/crtresfpr.asm: Likewise.
11453 * config/rs6000/crtsavgpr.asm: Likewise.
11454 * config/rs6000/crtsavfpr.asm: Likewise.
11456 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
11457 argument of DWARF2_FRAME_REG_OUT macros.
11459 2009-06-03 Julian Brown <julian@codesourcery.com>
11461 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
11462 words or less (including TImode) in core registers.
11464 2009-06-03 Richard Guenther <rguenther@suse.de>
11466 PR middle-end/40328
11467 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
11469 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
11471 * statistics.c (statistics_counter_event): Do not record event
11472 in pass dump if its number == -1.
11473 (curr_statistics_hash): Add assert that we never get passes
11474 with static number == -1.
11476 2009-06-03 Richard Guenther <rguenther@suse.de>
11477 Andrey Belevantsev <abel@ispras.ru>
11479 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
11480 non-BLKmode arrays addressable.
11482 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
11484 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
11485 * config/m68k/m68k.h: ... here.
11486 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
11489 2009-06-03 Martin Jambor <mjambor@suse.cz>
11491 PR tree-optimization/40323
11492 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
11495 2009-06-03 Richard Guenther <rguenther@suse.de>
11497 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11500 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
11502 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
11503 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
11504 JUMP_TABLE_DATA_P where applicable.
11505 * config/sh/sh.c: Ditto.
11506 * config/sh/sh.h: Ditto.
11507 * config/sh/sh.md: Ditto.
11508 * config/sh/symbian.c: Ditto.
11510 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
11512 * config/i386/driver-i386.c (describe_cache): Optimize
11513 concatenation of strings. Use snprintf instead of sprintf.
11514 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
11515 target when not compiling with GCC.
11517 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
11519 * config/sh/sh.c: Revert last change.
11520 (sh_expand_epilogue): Emit a blockage insn before the frame
11521 pointer adjustment unconditionally.
11523 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11525 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
11526 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
11527 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
11528 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
11529 to COLLECT_GCC_OPTIONS.
11531 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11533 * collect2.c (target_system_root): New variable.
11534 (main): Handle --sysroot=.
11535 (ignore_library): Strip the sysroot from the library path.
11537 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11539 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
11540 (collect2.o): Depend on collect2-aix.h.
11541 (collect2-aix.o): New rule.
11542 * collect2-aix.h: New file.
11543 * collect2-aix.c: Likewise.
11544 * collect2.c: Include collect2-aix.h. Don't undefine
11545 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
11546 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
11547 Use TARGET_AIX_VERSION instead of _AIX51.
11548 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
11549 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
11550 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
11551 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
11552 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
11554 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11556 * collect2.c (ignore_library): Avoid premature post-increment
11557 and null deference.
11559 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11561 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
11562 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
11563 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
11564 CROSS_DIRECTORY_STRUCTURE too.
11565 (LINK_LIBG_SPEC): Likewise.
11566 (LIB_SPEC): Add %R to sysroot paths.
11567 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
11568 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
11569 * config/rs6000/aix51.h: As for aix43.h.
11570 * config/rs6000/aix52.h: Likewise.
11571 * config/rs6000/aix53.h: Likewise.
11572 * config/rs6000/aix61.h: Likewise.
11573 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
11574 to the beginning of sysroot paths.
11576 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11578 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
11579 INSN_LISTs that are out of the REG_NOTE range.
11581 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11583 * loop-unroll.c (struct iv_to_split): Add pointer to next.
11584 (struct var_to_expand): Likewise.
11585 (struct opt_info): Add head and tail for linked lists of the above.
11586 (analyze_insn_to_expand_var): Initialize next.
11587 (analyze_iv_to_split_insn): Likewise.
11588 (analyze_insns_in_loop): Create linked lists.
11589 (allocate_basic_variable): Simplify for use without hash table.
11590 (insert_var_expansion_initialization): Likewise, make it type-safer.
11591 (combine_var_copies_in_loop_exit): Likewise.
11592 (apply_opt_in_copies): Walk lists rather than hash tables.
11593 (release_var_copies): Simplified and inlined by hand into...
11594 (free_opt_info): ... this function.
11596 2009-06-02 Richard Guenther <rguenther@suse.de>
11598 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11601 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11603 * cfgexpand.c (gimple_expand_cfg): Discard the source location
11604 only for builtins that are not overridden.
11606 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11608 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
11611 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11613 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
11615 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11617 * combine.c (move_deaths): Compare LUIDs within the same BB only.
11619 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11621 * common.opt (fdump-unnumbered-links): New.
11622 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
11623 * print-rtl.c (flag_dump_unnumbered_links): New.
11624 (print_rtx): Test it.
11626 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
11628 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
11629 push/pop multiple to 8-byte alignment.
11631 2009-06-01 Jakub Jelinek <jakub@redhat.com>
11633 * config/i386/i386.c (queued_cfa_restores): New static variable.
11634 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
11636 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
11637 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
11638 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
11639 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
11640 note unconditionally.
11641 (ix86_emit_restore_regs_using_mov): Likewise.
11642 (ix86_emit_restore_sse_regs_using_mov): Likewise.
11643 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
11644 it through to ix86_emit_restore_reg_using_pop.
11645 (ix86_emit_leave): Add RED_OFFSET argument. Call
11646 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
11647 instead of adding REG_CFA_OFFSET note unconditionally.
11648 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
11649 the above functions. Call ix86_add_queued_cfa_restore_notes when
11652 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
11653 force output of the label even for dwarf2out_do_cfi_asm.
11654 (add_fde_cfi): If -g2 and above and cfi might change CFA,
11655 force creation of CFI label and chain DW_CFA_set_loc jumping to it
11656 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
11658 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
11659 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
11660 dwarf2out_cfi_label callers.
11661 * tree.h (dwarf2out_cfi_label): Adjust prototype.
11662 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
11663 Adjust dwarf2out_cfi_label callers.
11664 * config/vax/vax.c (vax_output_function_prologue): Likewise.
11666 * config/i386/i386.h (struct machine_cfa_state,
11667 struct machine_function): Guard with ifndef USED_FOR_TARGET
11668 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
11671 * emutls.c (__emutls_get_address): Change arr->size to mean number
11672 of allocated arr->data entries instead of # of slots + 1.
11674 PR middle-end/40316
11675 * recog.c (peep2_reinit_state): New function.
11676 (peephole2_init_state): Use it at the end of a basic block and also
11677 when seeing a RTX_FRAME_RELATED_P insn.
11679 2009-06-01 Steve Ellcey <sje@cup.hp.com>
11681 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
11682 fixuns_truncrfdi2): New.
11683 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
11684 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
11685 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
11686 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
11687 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
11688 *recip_approx): Remove.
11689 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
11690 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
11691 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
11693 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
11696 2009-06-01 Ian Lance Taylor <iant@google.com>
11698 * attribs.c (register_attribute): Use CONST_CAST.
11699 * collect2.c (main): Use CONST_CAST2.
11700 (scan_prog_file): Likewise.
11701 * gcc.c (process_command, main): Likewise.
11702 * toplev.c (toplev_main): Likewise.
11704 * c-typeck.c (handle_warn_cast_qual): New static function,
11705 partially broken out of build_c_cast.
11706 (build_c_cast): Call handle_warn_cast_qual.
11707 * doc/invoke.texi (Warning Options): Document new effect of
11710 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
11712 * diagnostic.c (diagnostic_build_prefix): Always print columns.
11713 (diagnostic_report_current_module): Print columns.
11714 * common.opt (flag_show_column): Enable by default.
11716 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
11718 * alias.c (find_base_term): Check for NULL term before returning.
11720 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11722 Revert due to PR40320:
11723 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11724 * calls.c (emit_library_call_value_1): Don't force_operand for move
11727 2009-06-01 Olivier Hainque <hainque@adacore.com>
11728 Eric Botcazou <ebotcazou@adacore.com>
11730 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
11731 to be processed as a bitfield for constructor output purposes.
11732 * output.h (initializer_constant_valid_for_bitfield_p): Declare
11734 * varasm.c (oc_local_state): New type, output_constructor
11735 local state to support communication with helpers.
11736 (oc_outer_state): New type, output_constructor outer state of
11737 relevance in recursive calls.
11738 (output_constructor_array_range): New output_constructor helper,
11739 extracted code for an array range element.
11740 (output_constructor_regular_field): New output_constructor helper,
11741 extracted code for an element that is not a bitfield.
11742 (output_constructor_bitfield): New output_constructor helper,
11743 extracted code for a bitfield element. Accept an OUTER state
11744 argument for recursive processing. Recurse on record or array
11745 CONSTRUCTOR values, possibly past noop conversions.
11746 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
11747 VALUE is a valid constant-valued expression for use in a static
11748 bit-field initializer.
11749 (output_constructor): Rework to use helpers. Accept and honor an
11750 OUTER state argument for recursive calls. Return total size. Be
11751 prepared for nested constructors initializing bitfields.
11752 (output_constant): Feed OUTER in calls to output_constructor.
11754 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11756 * calls.c (emit_library_call_value_1): Don't force_operand for move
11759 2009-06-01 Nick Clifton <nickc@redhat.com>
11761 * doc/invoke.texi (IA-64 Options): Fix typo.
11763 2009-06-01 Ira Rosen <irar@il.ibm.com>
11765 PR tree-optimization/39129
11766 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
11768 (vect_do_peeling_for_loop_bound): Use
11769 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11770 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11771 (vect_loop_versioning): Likewise.
11772 (vect_create_cond_for_alias_checks): Fix indentation.
11773 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
11775 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
11776 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
11777 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
11778 "control flow in loop".
11779 (vect_estimate_min_profitable_iters): Use
11780 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11781 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11782 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11783 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
11784 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
11785 statement belongs to a group of strided accesses with the exact code
11787 (vectorizable_load): Likewise.
11788 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
11789 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11791 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
11793 * config/freebsd-stdint.h: New file.
11794 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
11795 Add freebsd-stdint.h to tm_file.
11797 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
11799 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
11800 (thumb2_extendhidi2): Likewise.
11802 2009-05-31 Ian Lance Taylor <iant@google.com>
11804 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
11806 2009-05-31 Ian Lance Taylor <iant@google.com>
11808 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
11809 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
11810 (ipa-reference.o): Depend upon gt-ipa-reference.h.
11812 2009-05-31 Jason Merrill <jason@redhat.com>
11814 * tree-pretty-print.c (print_call_name): Take the callee, not the
11815 call itself. Make non-static. Use dump_function_name for functions.
11816 (dump_generic_node): Adjust.
11817 * diagnostic.h: Declare print_call_name.
11818 * gimple-pretty-print.c (dump_gimple_call): Use it.
11820 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11822 * config/sh/sh.md (ashldi3_std): New define_expand.
11825 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11828 * config/sh/sh.c: Include debug.h.
11829 (sh_expand_epilogue): Emit a blockage insn before the frame
11830 pointer adjustment also when dwarf2out_do_frame returns true.
11832 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
11834 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
11835 (thumb2_extendqidi2): New pattern.
11837 2009-05-31 Ira Rosen <irar@il.ibm.com>
11839 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
11840 mark phis for renaming.
11841 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
11842 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
11843 Call mark_sym_for_renaming.
11844 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
11845 * tree-vect-loop.c (vect_transform_loop): Remove
11846 vect_memsyms_to_rename initialization and a call to
11847 mark_set_for_renaming.
11849 2009-05-31 Jakub Jelinek <jakub@redhat.com>
11851 PR middle-end/40304
11852 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
11853 frame related even if !set_cfa && style < 0.
11855 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
11857 * config/i386/mingw-tls.c: New file.
11858 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
11859 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
11860 defining _WIN32 but not __CYGWIN__.
11862 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11864 * configure.ac: Add MPC support.
11866 * config.in, configure: Regenerate.
11868 2009-05-29 Richard Henderson <rth@redhat.com>
11870 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
11871 NOTE_INSN_BASIC_BLOCK.
11872 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
11873 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
11874 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
11876 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
11878 (add_cfi): Disable check redefining cfa away from drap.
11879 (lookup_cfa_1): Add remember argument; handle remember/restore.
11880 (lookup_cfa): Pass remember argument.
11881 (cfa_remember): New.
11882 (compute_barrier_args_size_1): Remove sibcall check.
11883 (dwarf2out_frame_debug_def_cfa): New.
11884 (dwarf2out_frame_debug_adjust_cfa): New.
11885 (dwarf2out_frame_debug_cfa_offset): New.
11886 (dwarf2out_frame_debug_cfa_register): New.
11887 (dwarf2out_frame_debug_cfa_restore): New.
11888 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
11889 (dwarf2out_begin_epilogue): New.
11890 (dwarf2out_frame_debug_restore_state): New.
11891 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
11892 DW_CFA_restore_state.
11893 (output_cfi_directive): Likewise.
11894 (convert_cfa_to_fb_loc_list): Likewise.
11895 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
11896 * dwarf2out.h: Update.
11897 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
11898 (copy_insn_1): Early out for null.
11899 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
11900 and dwarf2out_frame_debug_restore_state.
11901 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
11902 (prologue_insn_hash, epilogue_insn_hash): New.
11903 (free_after_compilation): Adjust freeing accordingly.
11904 (record_insns): Create hash table if needed; push insns into
11905 hash instead of array.
11906 (maybe_copy_epilogue_insn): New.
11907 (contains): Search hash table instead of array.
11908 (sibcall_epilogue_contains): Remove.
11909 (thread_prologue_and_epilogue_insns): Split eh_return insns
11910 and mark them as epilogues.
11911 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
11912 scanning in terms of basic blocks.
11913 * insn-notes.def (CFA_RESTORE_STATE): New.
11914 * jump.c (returnjump_p_1): Accept EH_RETURN.
11915 (eh_returnjump_p_1, eh_returnjump_p): New.
11916 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
11917 CFA_REGISTER, CFA_RESTORE): New.
11918 * rtl.def (EH_RETURN): New.
11919 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
11921 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
11922 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
11924 * config/i386/i386.c (gen_push): Update cfa state.
11925 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
11926 add a CFA_ADJUST_CFA note.
11927 (ix86_dwarf_handle_frame_unspec): Remove.
11928 (ix86_expand_prologue): Update cfa state.
11929 (ix86_emit_restore_reg_using_pop): New.
11930 (ix86_emit_restore_regs_using_pop): New.
11931 (ix86_emit_leave): New.
11932 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
11933 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
11934 * config/i386/i386.h (struct machine_cfa_state): New.
11935 (ix86_cfa_state): New.
11936 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
11937 (eh_return_internal): Merge from eh_return_<mode>,
11938 use eh_return rtx, split w/ epilogue.
11940 2009-05-29 Ian Lance Taylor <iant@google.com>
11942 * builtins.c (validate_gimple_arglist): Don't use va_arg with
11944 * calls.c (emit_library_call_value_1): Likewise.
11946 * c-typeck.c (c_build_va_arg): New function.
11947 * c-tree.h (c_build_va_arg): Declare.
11948 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
11949 instead of build_va_arg.
11951 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
11953 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
11954 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
11955 (ptr_difference_cost): Use affine combinations to compute it.
11956 (difference_cost): Likewise.
11957 (get_computation_cost_at): Compute more accurate cost for addresses
11958 if the ratio is a multiplier allowed in addresses.
11959 For non-addresses, consider that an additional offset or symbol is
11962 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11964 * config/i386/i386.c (ix86_decompose_address): Avoid useless
11965 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
11967 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
11968 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
11969 (prefix_rex): For UNIT_MMX don't imply the prefix by default
11971 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
11972 to 1 for TYPE_SSE{IADD1,CVT1}.
11973 (prefix_vex_imm8): Removed.
11974 (length_vex): Only pass 1 as second argument to
11975 ix86_attr_length_vex_default if prefix_extra is 0.
11976 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
11977 (length): For prefix vex computation use length_immediate
11978 attribute instead of prefix_vex_imm8.
11979 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
11980 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
11981 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
11982 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
11983 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
11984 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
11985 a space in between the operands.
11986 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
11987 if one operand is 0xff and the other one si, di, bp or sp.
11988 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
11989 other one si, di, bp or sp.
11990 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
11991 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
11992 type and mode attributes.
11993 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
11994 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
11995 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
11996 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
11997 prefix_data16 attribute iff MODE_DF.
11998 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
11999 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
12000 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
12001 constm128_operand in length_immediate computation.
12002 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
12003 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
12004 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
12005 length_immediate attribute to 1.
12006 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
12007 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
12008 for certain alternatives.
12009 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
12010 prefix_data16 attribute if MODE_V1DF.
12011 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
12012 length_immediate to 1.
12013 (set_got_rex64, set_rip_rex64): Remove length attribute, set
12014 length_address to 4, set mode attribute to MODE_DI.
12015 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
12016 (fxam<mode>2_i387): Set length attribute to 4.
12017 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
12018 *prefetch_3dnow_rex): Override length_address attribute.
12019 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
12021 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
12022 (constm128_operand): Removed.
12023 * config/i386/i386.c (memory_address_length): For
12024 disp && !index && !base in 64-bit mode account for SIB byte if
12025 print_operand_address can't optimize disp32 into disp32(%rip)
12026 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
12027 for fs: or gs: segment.
12028 (ix86_attr_length_immediate_default): When checking if shortform
12029 is possible, truncate immediate to the length of the non-shortened
12031 (ix86_attr_length_address_default): Ignore MEM_P operands
12033 (ix86_attr_length_vex_default): Only check for DImode on
12034 GENERAL_REG_P operands.
12035 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
12036 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
12037 (sse_cvttps2pi): Clear prefix_rep attribute.
12038 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
12040 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
12041 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
12042 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
12043 iff operand 2 is const_int_operand.
12044 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
12045 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
12046 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
12048 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
12050 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
12051 prefix_data16 attribute for movlpd and movhpd instructions.
12052 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
12053 length_immediate for shufpd instruction.
12054 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
12055 (avx_cmpp<avxmodesuffixf2c><mode>3,
12056 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
12057 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
12058 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
12059 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
12060 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
12061 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
12062 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
12063 prefix_data16 attribute for the first alternative to 1.
12064 (*avx_loadlps): Override length_immediate for the first alternative.
12065 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
12066 attributes for second alternative.
12067 (*vec_concatv2sf_sse4_1): Override length_immediate and
12068 prefix_data16 attributes for second alternative.
12069 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
12070 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
12071 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
12072 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
12073 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
12074 prefix_data16 and length_immediate to 1.
12075 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
12077 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
12078 prefix_extra attribute for variants that don't have 0f prefix alone.
12079 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
12080 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
12081 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
12082 *sse4_1_pextrd): Set length_immediate to 1.
12083 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
12084 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
12086 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
12087 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
12088 length_immediate to 1 for second alternative.
12089 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
12090 prefix_extra and length_immediate attributes for the first
12092 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
12094 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
12095 to 1 for the first and third alternative.
12096 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
12098 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
12100 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
12102 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
12103 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
12104 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
12105 *avx_psign<mode>3): Set prefix_extra attribute to 1.
12106 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
12107 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
12108 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
12109 ssse3_psign<mode>3): Override prefix_rex attribute.
12110 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
12111 (ssse3_palignrti): Override length_immediate to 1.
12112 (ssse3_palignrdi): Override length_immediate to 1, override
12113 prefix_rex attribute.
12114 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
12115 (sse4a_extrqi): Override length_immediate to 2.
12116 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
12117 (sse4a_insertq): Override prefix_data16 to 0.
12118 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
12119 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
12120 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
12121 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
12122 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
12123 and length_immediate to 1.
12124 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
12125 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
12126 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
12127 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
12128 and length_immediate to 1.
12129 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
12130 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
12131 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
12132 avx_ptest256): Override prefix_extra to 1.
12133 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
12134 Override prefix_data16 and length_immediate to 1.
12135 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
12136 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
12137 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
12138 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
12139 prefix_data16 to 0 and prefix_extra to 2.
12140 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
12141 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
12143 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
12144 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
12145 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
12146 and prefix_extra to 2.
12147 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
12148 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
12149 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
12150 avx_vpermilvar<mode>3,
12151 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
12152 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
12153 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
12154 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
12155 Override prefix_extra to 1.
12156 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
12157 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
12158 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
12159 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
12160 prefix_extra and length_immediate to 1.
12161 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
12163 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
12164 to 1 for the first alternative.
12165 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
12166 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
12168 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
12169 *movv2sf_internal_avx, *movv2sf_internal): Override
12170 prefix_rep attribute for certain alternatives.
12171 (*mov<mode>_internal): Override prefix_rep or prefix_data16
12172 attributes for certain alternatives.
12173 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
12174 attributes for certain alternatives.
12175 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
12176 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
12177 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
12178 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
12179 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
12180 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
12181 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
12182 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
12183 length_immediate to 1 if operand 2 is const_int_operand.
12184 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
12185 *vec_extractv2si_1): Set length_immediate attribute to 1.
12186 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
12187 using old 3DNOW insn rather than SSE/3DNOW_A.
12188 (mmx_emms, mmx_femms): Clear modrm attribute.
12190 2009-05-29 Martin Jambor <mjambor@suse.cz>
12192 * tree-sra.c: New implementation of SRA.
12194 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
12195 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
12196 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
12197 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
12198 (SRA_MAX_STRUCTURE_COUNT): Removed.
12199 (SRA_FIELD_STRUCTURE_RATIO): Removed.
12200 * doc/invoke.texi (sra-max-structure-size): Removed.
12201 (sra-field-structure-ratio): Removed.
12203 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12205 PR middle-end/40291
12206 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
12209 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
12211 PR rtl-optimization/40101
12212 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
12213 seqno. Adjust comment.
12214 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
12215 inserting bookkeeping before a jump, the jump is not scheduled.
12216 When no positive seqno found, provide a value. Add comment.
12218 2009-05-29 Richard Guenther <rguenther@suse.de>
12220 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
12221 short-cutting on the first component.
12223 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12225 PR middle-end/39958
12226 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
12227 for trees other than decls/types.
12229 2009-05-29 Richard Guenther <rguenther@suse.de>
12231 * tree-ssa-operands.c (get_expr_operands): Do not handle
12232 INDIRECT_REFs in the handled-component case. Remove
12233 unused get_ref_base_and_extent case.
12234 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
12235 tree_low_cst and host_integerp where possible.
12236 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
12237 codes for equivalence.
12238 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
12240 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
12242 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
12243 to tmake_file for i[34567]86-*-cygwin*.
12245 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12248 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
12249 (altivec_categorize_keyword, init_vector_keywords,
12250 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
12253 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
12255 * tree.c (handle_dll_attribute): Check if node is
12256 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
12258 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
12260 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
12262 (thumb2_zero_extendqidi2): Likewise.
12264 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
12266 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
12267 instead of gen_movrt.
12268 * config/sh/sh.md (movrt): Remove.
12270 2009-05-28 Steve Ellcey <sje@cup.hp.com>
12272 * doc/invoke.texi (IA-64 Options):
12273 Add -msdata, -mfused-madd, -mno-inline-float-divide,
12274 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
12275 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
12276 -msched-prefer-non-control-spec-insns,
12277 -msched-stop-bits-after-every-cycle,
12278 -msched-count-spec-in-critical-path,
12279 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
12280 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
12281 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
12282 and -msched-spec-verbose.
12284 2009-05-28 Joseph Myers <joseph@codesourcery.com>
12286 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
12287 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
12289 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
12291 2009-05-28 Richard Guenther <rguenther@suse.de>
12293 * tree-ssa-alias.c (ao_ref_init): New function.
12294 (ao_ref_base): Likewise.
12295 (ao_ref_base_alias_set): Likewise.
12296 (ao_ref_alias_set): Likewise.
12297 (refs_may_alias_p_1): Change signature.
12298 (refs_may_alias_p): Adjust.
12299 (refs_anti_dependent_p): Likewise.
12300 (refs_output_dependent_p): Likewise.
12301 (call_may_clobber_ref_p_1): Change signature.
12302 (call_may_clobber_ref_p): Adjust.
12303 (stmt_may_clobber_ref_p_1): New function split out from ...
12304 (stmt_may_clobber_ref_p): ... here.
12305 (maybe_skip_until): Adjust signature.
12306 (get_continuation_for_phi): Likewise.
12307 (walk_non_aliased_vuses): Likewise.
12308 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
12309 (ao_ref_init): Declare.
12310 (ao_ref_base): Likewise.
12311 (ao_ref_alias_set): Likewise.
12312 (stmt_may_clobber_ref_p_1): Likewise.
12313 (walk_non_aliased_vuses): Adjust.
12314 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
12315 (get_ref_from_reference_ops): remove.
12316 (vn_reference_lookup_2): Adjust signature.
12317 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
12318 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
12319 (vn_reference_lookup): Adjust.
12320 (vn_reference_insert): Likewise.
12321 (vn_reference_insert_pieces): Adjust signature.
12322 (visit_reference_op_call): Adjust.
12323 * tree-ssa-pre.c (get_expr_type): Simplify.
12324 (phi_translate_1): Adjust.
12325 (compute_avail): Likewise.
12326 (translate_vuse_through_block): Do not re-build trees.
12327 (value_dies_in_block_x): Likewise.
12328 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
12330 (vn_reference_lookup_pieces): Adjust declaration.
12331 (vn_reference_insert_pieces): Likewise.
12333 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
12335 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
12336 with checking disabled.
12338 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
12342 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
12343 macro definition for support of three-operand format aligned
12344 .comm directive in assembler on cygwin/pe/mingw target OS.
12345 * configure: Regenerate.
12346 * config.h: Regenerate.
12348 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
12349 aligned form of .comm directive if -mpe-aligned-commons is in effect.
12350 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
12352 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
12353 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
12355 2009-05-28 Ira Rosen <irar@il.ibm.com>
12357 PR tree-optimization/40254
12358 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
12359 in analysis of basic blocks.
12361 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
12363 PR middle-end/33699
12364 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
12365 * target-def.h (TARGET_CONST_ANCHOR): New macro.
12366 (TARGET_INITIALIZER): Use it.
12367 * cse.c (CHEAPER): Move it up to the other macros.
12368 (insert): Rename this ...
12369 (insert_with_costs): ... to this. Add cost parameters. Update
12371 (insert): New function. Call insert_with_costs.
12372 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
12373 find_reg_offset_for_const, try_const_anchors): New functions.
12374 (cse_insn): Call try_const_anchors. Adjust cost of src_related
12375 when using a const-anchor. Call insert_const_anchors.
12376 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
12377 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
12379 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12381 * tree-inline.c (remap_decls): Enable nonlocalized variables
12382 when not optimizing.
12384 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12386 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
12387 Simplify other tests involving optimize.
12389 2009-05-27 Tom Tromey <tromey@redhat.com>
12391 * unwind-dw2.c (_Unwind_DebugHook): New function.
12392 (uw_install_context): Call _Unwind_DebugHook.
12394 2009-05-27 Tom Tromey <tromey@redhat.com>
12396 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
12398 2009-05-27 Ian Lance Taylor <iant@google.com>
12400 * Makefile.in (LINKER, LINKER_FLAGS): Define.
12401 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
12402 (ALL_LINKERFLAGS): Define.
12403 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
12404 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12405 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
12406 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12407 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
12408 $(LINKER_FOR_BUILD).
12409 (build/gcov-iov$(build_exeext)): Likewise.
12411 2009-05-27 Julian Brown <julian@codesourcery.com>
12413 * gcse.c (target.h): Include.
12414 (can_assign_to_reg_without_clobbers_p): Check that the target allows
12415 copy of argument to a pseudo register.
12417 2009-05-27 Diego Novillo <dnovillo@google.com>
12419 * tree-ssa-live.c (dump_scope_block): Document arguments.
12420 (dump_scope_blocks): Document.
12421 (debug_scope_blocks): New.
12422 * tree-flow.h (debug_scope_blocks): Declare.
12424 2009-05-21 Denis Chertykov <denisc@overta.ru>
12426 * doc/contrib.texi (Contributors): Add myself to the list.
12428 2009-05-27 Olivier Hainque <hainque@adacore.com>
12430 * expr.c (target_align): New function. Alignment the TARGET of an
12431 assignment may be assume to have.
12432 (highest_pow2_factor_for_target): Use it instead of relying on
12433 immediate tree attributes of TARGET, not necessarily honored when
12434 intermediate bitfields are involved.
12436 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
12439 * config/i386/driver-i386.c (host_detect_local_cpu): Support
12440 AVX, SSE4, AES, PCLMUL and POPCNT.
12442 2009-05-27 Diego Novillo <dnovillo@google.com>
12444 * tree-pretty-print.c (dump_location): New.
12445 (dump_generic_node): Call it.
12446 Factor code to handle BLOCK nodes ...
12447 (dump_block_node): ... here.
12449 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
12451 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
12453 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
12455 * gcc-plugin.h: Include config.h and system.h.
12456 (IN_GCC): Define if not defined.
12458 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
12460 PR middle-end/40249
12461 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
12464 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
12466 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
12468 * config/m32r/m32r.h: Ditto.
12469 * config/m32r/m32r.md: Ditto.
12470 * config/m32r/predicates.md: Ditto.
12472 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
12474 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
12476 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
12479 (Loading plugins): typo.
12480 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
12481 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12482 (Interacting with the GCC Garbage Collector): Added new section.
12483 (Giving information about a plugin): Added new section for
12485 * ggc.h (ggc_register_root_tab): Added declaration.
12486 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
12487 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
12488 (register_callback): Improved comment in declaration.
12489 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
12490 (extra_root_vec) Added static variable for dynamic roots registration.
12491 (ggc_register_root_tab) Added new routine.
12492 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
12493 PLUGIN_GGC_MARKING event.
12494 * ggc-zone.c: Include plugin.h.
12495 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12496 * ggc-page.c: Include plugin.h.
12497 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12498 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
12499 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
12500 (register_callback): check lack of callbacks for
12501 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
12502 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
12503 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
12504 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12505 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
12506 dependency on plugin.h.
12507 (plugin.o): Added dependency on ggc.h...
12509 2009-05-26 Richard Guenther <rguenther@suse.de>
12511 PR middle-end/40248
12513 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
12514 with mismatched comparison modes.
12516 * expr.c (expand_expr_real_1): Expand the operand of a
12517 VIEW_CONVERT_EXPR in its natural mode.
12519 2009-05-26 Ian Lance Taylor <iant@google.com>
12521 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
12522 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
12523 (ALL_COMPILERFLAGS): Define.
12524 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
12525 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12526 (collect2$(exeext), collect2.o): Likewise.
12527 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
12528 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
12529 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
12530 (libbackend.o, intl.o, cppdefault.o): Likewise.
12531 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12532 (build/%.o): Use $(COMPILER_FOR_BUILD).
12533 (build/gen%$(build_exeext)): Likewise.
12534 (build/gcov-iov$(build_exeext)): LIkewise.
12535 * config/t-darwin (darwin.o): Use $(COMPILER).
12536 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
12537 * config/t-sol2 (sol2-c.o): Likewise.
12538 (sol2.o): Likewise.
12539 * config/t-vxworks (vxworks.o): Likewise.
12540 * config/x-darwin (host-darwin.o): Likewise.
12541 * config/x-hpux (host-hpux.o): Likewise.
12542 * config/x-linux (host-linux.o): Likewise.
12543 * config/x-solaris (host-solaris.o): Likewise.
12544 * config/alpha/x-alpha (driver-alpha.o): Likewise.
12545 * config/arm/t-arm (arm-c.o): Likewise.
12546 * config/arm/t-pe (pe.o): Likewise.
12547 * config/arm/t-wince-pe (pe.o): Likewise.
12548 * config/i386/t-cygming (winnt.o): Likewise.
12549 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
12550 * config/i386/t-cygwin (cygwin1.o): Likewise.
12551 (cygwin2.o): Likewise.
12552 * config/i386/t-i386 (i386-c.o): Likewise.
12553 * config/i386/t-interix (winnt.o): Likewise.
12554 * config/i386/t-netware (netware.o): Likewise.
12555 * config/i386/t-nwld (nwld.o): Likewise.
12556 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
12557 * config/i386/x-i386 (driver-i386.o): Likewise.
12558 * config/i386/x-cygwin (host-cygwin.o): Likewise.
12559 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
12560 * config/ia64/t-ia64 (ia64-c.o): Likewise.
12561 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
12562 * config/mips/x-native (driver-native.o): Likewise.
12563 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
12564 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
12565 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
12566 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
12567 * config/score/t-score-elf (score7.o): Likewise.
12568 (score3.o): Likewise.
12569 * config/sh/t-sh (sh-c.o): Likewise.
12570 * config/sh/t-symbian (sh-c.o): Likewise.
12571 (symbian.o): Likewise.
12572 * config/spu/t-spu-elf (spu-c.o): Likewise.
12573 * config/v850/t-v850 (v850-c.o): Likewise.
12574 * config/v850/t-v850e (v850-c.o): Likewise.
12576 2009-05-26 Richard Guenther <rguenther@suse.de>
12578 PR tree-optimization/40122
12579 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
12580 VECTOR_CSTs if possible.
12581 (fold_gimple_assign): Likewise.
12583 2009-05-26 Richard Guenther <rguenther@suse.de>
12585 PR middle-end/40252
12586 * fold-const.c (fold_binary): Use the correct types for building
12589 2009-05-26 Richard Guenther <rguenther@suse.de>
12591 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
12592 redundant calls to merge_alias_info.
12593 (bump_vector_ptr): Likewise.
12594 * tree-ssa-copy.c (merge_alias_info): Remove.
12595 (replace_exp_1): Remove call to merge_alias_info.
12596 (propagate_tree_value): Likewise.
12597 (fini_copy_prop): Propagate points-to info.
12598 * tree-flow.h (merge_alias_info): Remove.
12600 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
12602 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
12604 2009-05-25 Jan Hubicka <jh@suse.cz>
12606 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12607 * cgraph.h (struct inline_summary): New filed self_wize,
12608 size_inlining_benefit, self_time and time_inlining_benefit.
12609 (struct cgraph_global_info): Replace insns by time ans size fields.
12610 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12611 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12612 (ipcp_update_callgraph): Do not touch function bodies.
12613 * ipa-inline.c: Include except.h
12614 (MAX_TIME): New constant.
12615 (overall_insns): Remove.
12616 (leaf_node_p): New.
12617 (overall_size, max_benefit): New static variables.
12618 (cgraph_estimate_time_after_inlining): New function.
12619 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12620 (cgraph_clone_inlined_nodes): Update size.
12621 (cgraph_mark_inline_edge): Update size.
12622 (cgraph_estimate_growth): Use size info.
12623 (cgraph_check_inline_limits): Check size.
12624 (cgraph_default_inline_p): Likewise.
12625 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12626 (cgraph_decide_recursive_inlining): Check size.
12627 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12629 (cgraph_decide_inlining): Likewise.
12630 (cgraph_decide_inlining_incrementally): Likewise; honor
12631 PARAM_EARLY_INLINING_INSNS.
12632 (likely_eliminated_by_inlining_p): New predicate.
12633 (estimate_function_body_sizes): New function.
12634 (compute_inline_parameters): Use it.
12635 * except.c (must_not_throw_labels): New function.
12636 * except.h (must_not_throw_labels): Declare.
12637 * tree-inline.c (init_inline_once): Kill inlining_weigths
12638 * tree-ssa-structalias.c: Avoid uninitialized warning.
12639 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12640 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12641 (PARAM_INLINE_CALL_COST): Remove.
12642 (PARAM_EARLY_INLINING_INSNS): New.
12644 2009-05-25 Richard Guenther <rguenther@suse.de>
12646 PR tree-optimization/36327
12647 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
12648 callback for reference translation or lookup at the point of may-defs.
12649 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
12650 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
12651 for union COMPONENT_REFs.
12652 (vn_reference_lookup_3): New callback. Lookup from memset
12653 and CONSTRUCTOR assignment, translate through struct copies.
12654 (vn_reference_lookup_pieces): Make sure to not free the
12655 passed operands array. Adjust walk_non_aliased_vuses call.
12656 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
12657 make sure we do not leak memory.
12659 2009-05-25 Richard Guenther <rguenther@suse.de>
12661 * tree-ssa-alias.h (dump_points_to_solution): Declare.
12662 * tree-inline.c (expand_call_inline): Reset the escaped and
12663 callused solutions.
12664 * tree-ssa-structalias.c (pass_build_ealias): New.
12665 * tree-pass.h (pass_build_ealias): Declare.
12666 * passes.c (init_optimization_passes): Add PTA during
12667 early optimizations.
12668 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
12669 and CALLUSED solutions.
12670 (dump_points_to_solution): New function, split out from ...
12671 (dump_points_to_info_for): ... here.
12672 * tree-parloops.c (parallelize_loops): Reset the escaped and
12673 callused solutions.
12675 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12678 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
12679 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
12681 2009-05-25 Ira Rosen <irar@il.ibm.com>
12683 PR tree-optimization/40238
12684 * tree-vect-stmts.c (vect_init_vector): Insert initialization
12685 statements after basic block's labels.
12686 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
12687 to free the allocated memory.
12689 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
12691 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
12692 return address with a USE.
12694 2009-05-24 Richard Guenther <rguenther@suse.de>
12696 PR middle-end/40233
12697 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
12698 array type from the main variant of the inner type.
12700 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12702 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
12703 definition to bool (from int) to un-break build.
12704 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
12706 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
12708 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
12709 discard_stmt_changes): Delete.
12710 * tree-ssa-operands.c (scb_stack): Delete.
12711 (init_ssa_operands): Do not initialize it.
12712 (fini_ssa_operands): Do not free it.
12713 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
12715 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
12716 update_stmt, remove the others. Fix comments.
12717 * tree-dfa.c (optimize_stack_restore): Likewise.
12718 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
12719 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
12720 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12721 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
12723 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
12724 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
12725 (dom_opt_finalize_block): Likewise, adjusting access to
12727 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
12728 (stmts_to_rescan): Change item type to gimple.
12729 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
12731 2009-05-24 Ira Rosen <irar@il.ibm.com>
12733 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
12734 * tree-pass.h (pass_slp_vectorize): New pass.
12735 * params.h (SLP_MAX_INSNS_IN_BB): Define.
12736 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
12737 * tree-vectorizer.c (timevar.h): Include.
12738 (user_vect_verbosity_level): Declare.
12739 (vect_location): Fix comment.
12740 (vect_set_verbosity_level): Update user_vect_verbosity_level
12741 instead of vect_verbosity_level.
12742 (vect_set_dump_settings): Add an argument. Ignore user defined
12743 verbosity if dump flags require higher level of verbosity. Print to
12744 stderr only for loop vectorization.
12745 (vectorize_loops): Update call to vect_set_dump_settings.
12746 (execute_vect_slp): New function.
12747 (gate_vect_slp): Likewise.
12748 (struct gimple_opt_pass pass_slp_vectorize): New.
12749 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
12750 access its members.
12751 (vec_info_for_bb): New function.
12752 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
12753 (VECTORIZATION_ENABLED): New macro.
12754 (SLP_ENABLED, SLP_DISABLED): Likewise.
12755 (vect_is_simple_use): Add bb_vec_info argument.
12756 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
12757 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
12758 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
12759 vect_schedule_slp, vect_analyze_slp): Likewise.
12760 (vect_analyze_stmt): Add slp_tree argument.
12761 (find_bb_location): Declare.
12762 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12763 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
12764 (vect_analyze_loop_operations, vect_analyze_loop,
12765 get_initial_def_for_induction, vect_create_epilog_for_reduction,
12766 vect_finalize_reduction, vectorizable_reduction,
12767 vectorizable_live_operation, vect_transform_loop): Likewise.
12768 * tree-data-ref.c (dr_analyze_innermost): Update comment,
12769 skip evolution analysis if analyzing a basic block.
12770 (dr_analyze_indices): Likewise.
12771 (initialize_data_dependence_relation): Skip the test whether the
12772 object is invariant for basic blocks.
12773 (compute_all_dependences): Skip dependence analysis for data
12774 references in basic blocks.
12775 (find_data_references_in_stmt): Don't fail in case of invariant
12776 access in basic block.
12777 (find_data_references_in_bb): New function.
12778 (find_data_references_in_loop): Move code to
12779 find_data_references_in_bb and add a call to it.
12780 (compute_data_dependences_for_bb): New function.
12781 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
12782 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
12784 (vect_analyze_data_ref_dependence): Check for interleaving in case of
12785 unknown dependence in basic block and fail in case of dependence in
12787 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
12788 dependence instances from either loop or basic block vectorization
12790 (vect_compute_data_ref_alignment): Check if it is loop vectorization
12791 before calling nested_in_vect_loop_p.
12792 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
12793 dependence instances from either loop or basic block vectorization
12795 (vect_verify_datarefs_alignment): Likewise.
12796 (vect_enhance_data_refs_alignment): Adjust function calls.
12797 (vect_analyze_data_refs_alignment): Likewise.
12798 (vect_analyze_group_access): Fix printing. Skip different checks if
12799 DR_STEP is 0. Keep strided stores either in loop or basic block
12800 vectorization data structure. Fix indentation.
12801 (vect_analyze_data_ref_access): Fix comments, allow zero step in
12803 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
12804 dependence instances from either loop or basic block vectorization
12806 (vect_analyze_data_refs): Update comment. Call
12807 compute_data_dependences_for_bb to analyze basic blocks.
12808 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
12809 case of loop vectorization. In case of basic block vectorization use
12810 data-ref itself as a base.
12811 (vect_create_data_ref_ptr): In case of basic block vectorization:
12812 don't advance the pointer, add new statements before the current
12813 statement. Adjust function calls.
12814 (vect_supportable_dr_alignment): Support only aligned accesses in
12815 basic block vectorization.
12816 * common.opt (ftree-slp-vectorize): New flag.
12817 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
12818 (vect_pattern_recog_1): Likewise.
12819 * tree-vect-stmts.c (process_use): Likewise.
12820 (vect_init_vector): Add new statements in the beginning of the basic
12821 block in case of basic block SLP.
12822 (vect_get_vec_def_for_operand): Adjust function calls.
12823 (vect_finish_stmt_generation): Likewise.
12824 (vectorizable_call): Add assert that it is loop vectorization, adjust
12826 (vectorizable_conversion, vectorizable_assignment): Likewise.
12827 (vectorizable_operation): In case of basic block SLP, take
12828 vectorization factor from statement's type and skip the relevance
12829 check. Adjust function calls.
12830 (vectorizable_type_demotion): Add assert that it is loop
12831 vectorization, adjust function calls.
12832 (vectorizable_type_promotion): Likewise.
12833 (vectorizable_store): Check for outer loop only in case of loop
12834 vectorization. Adjust function calls. For basic blocks, skip the
12835 relevance check and don't advance pointers.
12836 (vectorizable_load): Likewise.
12837 (vectorizable_condition): Add assert that it is loop vectorization,
12838 adjust function calls.
12839 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
12840 that it is not reduction, get vector type, call only supported
12841 functions, skip loop specific parts.
12842 (vect_transform_stmt): Check for outer loop only in case of loop
12844 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
12845 (vect_is_simple_use): Fix comment, add new argument, fix conditions
12846 for external definition.
12847 * passes.c (pass_slp_vectorize): New pass.
12848 * tree-vect-slp.c (find_bb_location): New function.
12849 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
12850 check for patterns only in loops.
12851 (vect_build_slp_tree): Add argument, adjust function calls, fail in
12852 case of multiple types in basic block SLP.
12853 (vect_mark_slp_stmts_relevant): New function.
12854 (vect_supported_load_permutation_p): Fix comment.
12855 (vect_analyze_slp_instance): Add argument. In case of basic block
12856 SLP, take vectorization factor from statement's type, check that
12857 unrolling factor is 1. Adjust function call. Save SLP instance in
12858 either loop or basic block vectorization structure. Return FALSE,
12860 (vect_analyze_slp): Add argument. Get strided stores groups from
12861 either loop or basic block vectorization structure. Return FALSE
12862 if basic block SLP failed.
12863 (new_bb_vec_info): New function.
12864 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
12865 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
12866 (vect_schedule_slp): Add argument. Get SLP instances from either
12867 loop or basic block vectorization structure. Set vectorization factor
12868 to be 1 for basic block SLP.
12869 (vect_slp_transform_bb): New function.
12870 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
12872 2009-05-23 Mark Mitchell <mark@codesourcery.com>
12874 * final.c (shorten_branches): Do not align labels for jump tables.
12875 (final_scan_insn): Use JUMP_TABLE_DATA_P.
12877 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
12879 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
12880 Remove outdated reference to flow.c and fix nits.
12881 * doc/gccint.texi: Tweak RTL description.
12882 * doc/rtl.texi: Likewise.
12884 2009-05-23 Denis Chertykov <chertykov@gmail.com>
12886 * config/avr/avr.c: Change my email address.
12887 * config/avr/avr.h: Likewise.
12888 * config/avr/avr.md: Likewise.
12889 * config/avr/avr-protos.h: Likewise.
12890 * config/avr/libgcc.S: Likewise.
12892 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
12894 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
12895 (spu_split_load, spu_split_store): Change return type to int.
12896 (spu_split_convert): Declare.
12897 * config/spu/predicates.md (spu_mem_operand): Remove.
12898 (spu_mov_operand): Update.
12899 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
12900 * config/spu/spu.c (regno_aligned_for_load): Remove.
12901 (reg_aligned_for_addr, spu_expand_load): Define.
12902 (spu_expand_extv): Reimplement and handle MEM.
12903 (spu_expand_insv): Handle MEM.
12904 (spu_sched_reorder): Handle insn's with length 0.
12905 (spu_legitimate_address_p): Reimplement.
12906 (store_with_one_insn_p): Return TRUE for any mode with size
12907 larger than 16 bytes.
12908 (address_needs_split): Define.
12909 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
12911 (spu_convert_move): Define.
12912 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
12913 (spu_split_store): Change all MEM's to TImode.
12914 (spu_init_expanders): Preallocate registers that correspond to
12915 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
12917 (spu_split_convert): Define.
12918 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
12919 (_move<mode>, _movdi, _movti): Update predicate and condition.
12920 (load, store): Change to define_split.
12921 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
12923 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
12924 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
12925 define_insn_and_split of lshr<mode>3.
12926 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
12927 (<v>ashr<mode>3_imm): Define.
12928 (extv, extzv, insv): Allow MEM operands.
12929 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
12930 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
12931 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
12932 (_spu_convert2): Change to define_insn_and_split and remove the
12933 corresponding define_peephole2.
12934 (stack_protect_set, stack_protect_test, stack_protect_test_si):
12935 Change predicates to memory_operand.
12937 2009-05-22 Mark Mitchell <mark@codesourcery.com>
12939 * config/arm/thumb2.md: Add 16-bit multiply instructions.
12941 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12943 PR tree-optimization/40219
12944 * tree.c (iterative_hash_expr): Make sure the builtin function is
12945 a normal builtin function and not a front end or back end builtin
12946 before indexing into the built_in_decls array.
12948 2009-05-22 Richard Guenther <rguenther@suse.de>
12950 PR middle-end/38964
12951 * alias.c (write_dependence_p): Do not use TBAA for answering
12952 anti-dependence or output-dependence.
12953 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
12954 (emit_pointer_definition): Remove.
12955 (emit_alias_warning): Likewise.
12956 (find_what_var_points_to): Remove TBAA pruning code.
12957 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
12959 (compute_points_to_sets): Remove code computing the set of
12960 dereferenced pointers.
12961 * tree-data-ref.c (dr_may_alias_p): Properly use the split
12962 oracle for querying anti and output dependencies.
12963 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
12964 if TBAA may be applied.
12965 (refs_anti_dependent_p): New function.
12966 (refs_output_dependent_p): Likewise.
12967 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
12968 (refs_output_dependent_p): Likewise.
12969 * doc/tree-ssa.texi (Memory model): New section.
12970 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
12971 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
12972 * cfgexpand.c (expand_gimple_basic_block): Do not handle
12973 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
12974 * expr.c (expand_expr_real_1): Likewise.
12975 * gimple-low.c (lower_stmt): Likewise.
12976 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
12977 (dump_gimple_cdt): Remove.
12978 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
12979 (gimple_size): Likewise.
12980 (walk_gimple_op): Likewise.
12981 (is_gimple_stmt): Likewise.
12982 (walk_stmt_load_store_addr_ops): Likewise.
12983 (gimple_build_cdt): Remove.
12984 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
12985 * gimple.h (gimple_cdt_new_type): Remove.
12986 (gimple_cdt_new_type_ptr): Likewise.
12987 (gimple_cdt_set_new_type): Likewise.
12988 (gimple_cdt_location): Likewise.
12989 (gimple_cdt_location_ptr): Likewise.
12990 (gimple_cdt_set_location): Likewise.
12991 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
12992 * tree-cfg.c (remove_useless_stmts_1): Do not handle
12993 GIMPLE_CHANGE_DYNAMIC_TYPE.
12994 (verify_types_in_gimple_stmt): Likewise.
12995 * tree-inline.c (estimate_num_insns): Likewise.
12996 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
12997 (copy_decl_to_var): Likewise.
12998 (copy_result_decl_to_var): Likewise.
12999 * tree-pretty-print.c (dump_generic_node): Do not handle
13000 CHANGE_DYNAMIC_TYPE_EXPR.
13001 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13002 * tree-ssa-operands.c (get_expr_operands): Likewise.
13003 * tree-ssa-structalias.c (struct variable_info): Remove
13004 no_tbaa_pruning member.
13005 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
13006 (unify_nodes): Do not copy it.
13007 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13008 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
13009 (set_uids_in_ptset): Do not check it.
13010 (find_what_var_points_to): Likewise.
13011 (compute_tbaa_pruning): Remove.
13012 (compute_points_to_sets): Do not call it.
13013 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13014 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13015 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
13016 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
13017 (DECL_NO_TBAA_P): Likewise.
13018 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
13019 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
13020 (expand_omp_atomic_pipeline): Do not set it.
13021 * print-tree.c (print_node): Do not dump it.
13022 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13025 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
13028 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
13031 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13033 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
13036 2009-05-22 Ben Elliston <bje@au.ibm.com>
13038 * Makefile.in (bversion.h, s-bversion): New targets.
13039 (TOPLEV_H): Add bversion.h.
13040 * toplev.h: Include "bversion.h".
13041 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
13042 the __format__ attribute only if compiling with the same version
13043 of GCC as the sources (the "build version").
13045 2009-05-22 Ben Elliston <bje@au.ibm.com>
13047 * c-format.c (handle_format_attribute): Fix comment typo.
13049 2009-05-21 Steve Ellcey <sje@cup.hp.com>
13052 * config/ia64/ia64.opt (mfused-madd): New.
13053 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
13054 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
13055 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
13056 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
13057 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
13058 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
13059 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
13060 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
13061 instruction if !TARGET_FUSED_MADD.
13062 (fpma, fpms): Remove colon from name.
13064 2009-05-22 Richard Guenther <rguenther@suse.de>
13066 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
13067 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
13068 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
13070 (create_expression_by_pieces): Only convert if necessary.
13071 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
13072 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
13074 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
13076 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
13077 regular pattern from a template and rename it ...
13078 (*extzv_truncsi_exts): ... to this.
13080 2009-05-21 Richard Guenther <rguenther@suse.de>
13082 * cgraph.h (struct cgraph_node): Remove inline_decl member.
13083 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
13084 (cgraph_default_inline_p): Likewise.
13085 (cgraph_decide_inlining_incrementally): Likewise.
13087 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
13088 Uros Bizjak <ubizjak@gmail.com>
13090 * config/i386/cpuid.h (bit_MOVBE): New.
13092 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
13094 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
13095 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
13096 (ix86_handle_option): Handle OPT_mmovbe.
13097 (ix86_target_string): Add -mmovbe.
13098 (pta_flags): Add PTA_MOVBE.
13099 (processor_alias_table): Add PTA_MOVBE to "atom".
13100 (override_options): Handle PTA_MOVBE.
13102 * config/i386/i386.h (TARGET_MOVBE): New.
13104 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
13105 (*bswapsi_movbe): New.
13106 (*bswapdi_movbe): Likewise.
13107 (bswapdi2): Renamed to ...
13108 (*bswapdi_1): This.
13109 (bswapdi2): New expander.
13111 * config/i386/i386.opt (mmovbe): New.
13113 * doc/invoke.texi: Document -mmovbe.
13115 2009-05-21 Taras Glek <tglek@mozilla.com>
13117 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
13118 * gcc-plugin.h (plugin_init): Updated signature.
13119 * gcc-plugin.h (plugin_name_args): Moved to this header.
13120 * doc/plugins.texi (plugin_init): Updated documention to reflect
13122 * doc/plugins.texi (plugin_name_args): Added to documention.
13124 2009-05-21 Mark Mitchell <mark@codesourcery.com>
13126 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
13127 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
13129 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
13131 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
13132 JUMP_TABLE_DATA_P predicates where applicable.
13133 * config/i386/predicates.md: Ditto.
13134 * config/i386/sse.md: Ditto.
13136 2009-05-21 Jakub Jelinek <jakub@redhat.com>
13138 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
13139 operand2 -128 override length_immediate attribute to 1.
13140 * config/i386/predicates.md (constm128_operand): New predicate.
13142 * config/i386/i386.c (memory_address_length): Handle %r12
13143 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
13145 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
13146 mode look through optional ZERO_EXTEND and SUBREG.
13147 * config/i386/i386.md (R12_REG): New define_constant.
13148 (prefix_data16): For sse unit set also for MODE_TI insns.
13149 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
13150 insns set if operand 1 is ext_QIreg_operand.
13151 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
13152 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
13154 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
13155 mode from MODE_DI to MODE_SI.
13156 (movdi_1_rex64): Override modrm and length_immediate attributes
13157 only for movabs (TYPE_IMOV, alternative 2).
13158 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
13159 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
13160 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
13161 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
13162 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
13163 prefix_rex attribute if DImode.
13164 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
13165 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
13166 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
13167 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
13168 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
13169 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
13170 Likewise. For TYPE_IMOV clear length_immediate attribute.
13171 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
13172 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
13173 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
13174 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
13175 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
13176 or one operand TYPE_ISHIFT.
13177 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
13178 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
13179 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
13180 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
13181 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
13182 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
13183 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
13184 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
13185 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
13186 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
13187 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
13188 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
13189 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
13190 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
13191 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
13192 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
13193 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
13194 set mode attribute, don't override length attribute.
13195 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
13197 (return_internal_long): Set length attribute to 2 instead of 1.
13198 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
13199 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
13200 prefix_rex attribute.
13201 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
13203 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
13205 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13207 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
13209 2009-05-20 Ian Lance Taylor <iant@google.com>
13211 * tree.c (build_tree_list_vec_stat): New function.
13212 (ctor_to_vec): New function.
13213 (build_nt_call_vec): New function.
13214 (build_call_array): Change args to be a const pointer.
13215 (build_call_vec): New function.
13216 * tree.h (build_nt_call_vec): Declare.
13217 (build_tree_list_vec_stat): Declare.
13218 (build_tree_list_vec): Define.
13219 (build_call_array): Update declaration.
13220 (build_call_vec): Declare.
13221 (ctor_to_vec): Declare.
13222 * c-common.c (tree_vector_cache): New static variable.
13223 (make_tree_vector): New function.
13224 (release_tree_vector): New function.
13225 (make_tree_vector_single): New function.
13226 (make_tree_vector_copy): New function.
13227 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
13228 (make_tree_vector_single, make_tree_vector_copy): Declare.
13229 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
13230 (c_parser_expr_list): Don't manage cache here, instead call
13232 (c_parser_release_expr_list): Remove static function.
13233 (c_parser_vec_to_tree_list): Remove static function.
13234 (c_parser_attributes): Call build_tree_list_vec instead of
13235 c_parser_vec_to_tree_list. Call release_tree_vector instead of
13236 c_parser_release_expr_list.
13237 (c_parser_postfix_expression_after_primary): Likewise.
13238 (c_parser_objc_keywordexpr): Likewise.
13240 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
13242 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
13243 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
13244 TARGET_CONVERT_TO_TYPE.
13245 * hooks.c (hook_tree_const_tree_null): Define.
13246 * hooks.h (hook_tree_const_tree_null): Declare.
13247 * target.h (struct gcc_target): Add invalid_parameter_type,
13248 invalid_return_type, promoted_type, and convert_to_type fields.
13249 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
13250 (TARGET_INVALID_RETURN_TYPE): Define.
13251 (TARGET_PROMOTED_TYPE): Define.
13252 (TARGET_CONVERT_TO_TYPE): Define.
13253 (TARGET_INITIALIZER): Update for new fields.
13254 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
13255 (grokparms): Check targetm.invalid_parameter_type.
13256 * c-typeck.c (default_conversion): Check targetm.promoted_type.
13257 * c-convert.c (convert): Check targetm.convert_to_type.
13259 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
13261 * config/mips/mips.md (*extenddi_truncate<mode>,
13262 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
13264 (*extendhi_truncateqi): New define_insn_and_sptit.
13266 2009-05-20 Jakub Jelinek <jakub@redhat.com>
13268 PR middle-end/40204
13269 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
13270 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
13272 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
13274 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
13275 the operand of VIEW_CONVERT_EXPR.
13277 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
13279 * config/i386/driver-i386.c (host_detect_local_cpu): Check
13280 extended family and model for Intel processors. Support Intel Atom.
13282 2009-05-20 Olivier Hainque <hainque@adacore.com>
13284 * gstab.h (stab_code_type): Define, to be used instead of the
13285 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
13287 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
13288 occurrences by stab_code_type.
13289 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
13291 2009-05-20 Martin Jambor <mjambor@suse.cz>
13293 * tree-flow.h (insert_edge_copies_seq): Undeclare.
13294 (sra_insert_before): Likewise.
13295 (sra_insert_after): Likewise.
13296 (sra_init_cache): Likewise.
13297 (sra_type_can_be_decomposed_p): Likewise.
13298 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
13299 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
13300 (sra_insert_before): Likewise.
13301 (sra_insert_after): Likewise.
13302 (sra_init_cache): Likewise.
13303 (insert_edge_copies_seq): Made static and moved upwards.
13305 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
13308 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
13310 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
13311 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
13314 2009-05-20 Richard Guenther <rguenther@suse.de>
13316 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13317 with mismatched comparison modes.
13319 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13321 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
13322 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
13323 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
13324 with shifts for Thumb2.
13325 (orsi_notsi): New for orn.
13326 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
13327 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
13328 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
13329 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
13330 Don't invert remainder for IOR.
13332 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
13334 PR tree-optimization/40087
13335 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
13336 number_of_iterations_ne): Rename never_infinite argument.
13337 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
13338 number_of_iterations_le): Handle pointer-type ivs when
13339 exit_must_be_taken is false.
13340 (number_of_iterations_cond): Do not always assume that
13341 exit_must_be_taken if the control variable is a pointer.
13343 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13345 * c-typeck.c (build_binary_op): Allow % on integal vectors.
13346 * doc/extend.texi (Vector Extension): Document that % is allowed too.
13348 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
13350 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
13351 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
13353 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13356 * c.opt (Wlogical-op): Disabled by default.
13357 * c-opt (c_common_post_options): Do not enable Wlogical-op with
13359 * doc/invoke.texi (Wlogical-op): Likewise.
13361 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
13363 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
13365 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
13366 Propagate the type of the first operand.
13367 <ASSERT_EXPR>: Simplify.
13368 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
13369 Rewrite using the RHS code as discriminant.
13370 <NOP_EXPR>: Turn into CASE_CONVERT.
13371 <PLUS_EXPR>: Propagate the type of the first operand.
13373 2009-05-19 Steve Ellcey <sje@cup.hp.com>
13375 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
13376 (ia64_dconst_0_375): New.
13377 * config/ia64/ia64.c (ia64_override_options): Remove
13378 -minline-sqrt-min-latency warning.
13379 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
13380 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
13381 * config/ia64/ia64.md (*sqrt_approx): Remove.
13382 (sqrtsf2): Remove #if 0.
13383 (sqrtsf2_internal_thr): Rewrite and move to div.md.
13384 (sqrtdf): Remove assert.
13385 (sqrtdf2_internal_thr): Rewrite and move to div.md.
13386 (sqrtxf2): Remove #if 0.
13387 (sqrtxf2_internal_thr): Rewrite and move to div.md.
13388 * div.md (sqrt_approx_rf): New.
13389 (sqrtsf2_internal_thr): New implementation.
13390 (sqrtsf2_internal_lat): New.
13391 (sqrtdf2_internal_thr: New implementation.
13392 (sqrtxf2_internal): New implementation.
13394 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
13395 Hans-Peter Nilsson <hp@axis.com>
13397 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
13398 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
13399 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
13400 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
13401 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
13402 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
13403 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
13404 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
13405 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
13406 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
13407 * c-common.c: ...from here.
13409 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13411 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
13413 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13415 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
13417 2009-05-19 Ben Elliston <bje@au.ibm.com>
13419 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
13420 assignments with memcpy calls.
13421 (add_fdes): Likewise.
13422 (binary_search_unencoded_fdes): Likewise.
13423 (linear_search_fdes): Eliminate type puns.
13425 2009-05-19 Richard Guenther <rguenther@suse.de>
13427 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
13428 not falsely claim to have propagated into all uses.
13430 2009-05-19 Ben Elliston <bje@au.ibm.com>
13432 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
13435 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13437 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
13438 * config/sh/sh.c (sh_legitimate_address_p): Make static.
13439 (TARGET_LEGITIMATE_ADDRESS_P): New.
13440 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13441 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13443 2009-05-18 Dodji Seketeli <dodji@redhat.com>
13446 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
13447 child of the containing namespace's DIE.
13449 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
13451 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
13452 *zero_extendhi_truncqi): Move after the zero_extend patterns.
13453 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
13456 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
13459 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
13460 gen_align with gen_pad.
13461 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
13462 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
13464 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
13465 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
13467 * config/i386/i386.md (align): Renamed to ...
13468 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
13469 ASM_OUTPUT_MAX_SKIP_PAD.
13471 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
13473 * config.gcc: Fix variable syntax.
13476 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
13477 before calling exact_log2.
13478 (output_iorsi3): Likewise.
13479 (output_xorsi3): Likewise.
13481 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13483 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
13484 for the none zero constant operand except for EQ and NE
13485 comprisons even when the first operand is R0.
13487 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
13489 * config/s390/2064.md: Remove trailing whitespaces.
13490 * config/s390/2084.md: Likewise.
13491 * config/s390/constraints.md: Likewise.
13492 * config/s390/fixdfdi.h: Likewise.
13493 * config/s390/libgcc-glibc.ver: Likewise.
13494 * config/s390/s390-modes.def: Likewise.
13495 * config/s390/s390-protos.h: Likewise.
13496 * config/s390/s390.c: Likewise.
13497 * config/s390/s390.h: Likewise.
13498 * config/s390/s390.md: Likewise.
13499 * config/s390/tpf-unwind.h: Likewise.
13501 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13503 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
13505 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13508 * configure.ac (m68k-*-*): Check if binutils support TLS.
13509 * configure: Regenerate.
13510 * config/m68k/predicates.md (symbolic_operand): Extend comment.
13511 * config/m68k/constraints.md (Cu): New constraint.
13512 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
13513 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
13514 (movsi): Handle TLS symbols.
13515 (addsi3_5200): Handle XTLS symbols, indent.
13516 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
13517 (m68k_tls_reference_p): Declare.
13518 (m68k_legitimize_address): Declare.
13519 (m68k_unwrap_symbol): Declare.
13520 * config/m68k/m68k.opt (mxtls): New option.
13521 * config/m68k/m68k.c (ggc.h): Include.
13522 (m68k_output_dwarf_dtprel): Implement hook.
13523 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13524 (m68k_expand_prologue): Load GOT pointer when function needs it.
13525 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
13526 (m68k_legitimate_constant_address_p): Same.
13527 (m68k_decompose_address): Handle TLS references.
13528 (m68k_get_gp): New static function.
13529 (enum m68k_reloc): New contants.
13530 (TLS_RELOC_P): New macro.
13531 (m68k_wrap_symbol): New static function.
13532 (m68k_unwrap_symbol): New function.
13533 (m68k_final_prescan_insn_1): New static function.
13534 (m68k_final_prescan_insn): New function.
13535 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
13537 (legitimize_pic_address): Handle TLS references..
13538 (m68k_tls_get_addr, m68k_get_tls_get_addr)
13539 (m68k_libcall_value_in_a0_p)
13540 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
13541 (m68k_call_m68k_read_tp): Helper variables and functions for ...
13542 (m68k_legitimize_tls_address): Handle TLS references.
13543 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
13545 (m68k_legitimize_address): Handle TLS symbols.
13546 (m68k_get_reloc_decoration): New static function.
13547 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
13549 (m68k_output_dwarf_dtprel): Implement hook.
13550 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
13551 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
13552 m68k_call_* routines.
13553 (sched_attr_op_type): Handle TLS symbols.
13554 (gt-m68k.h): Include.
13555 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
13556 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
13558 2009-05-18 Martin Jambor <mjambor@suse.cz>
13560 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
13561 (visit_store_addr_for_mod_analysis): New function.
13562 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
13563 (determine_cst_member_ptr): Use gimple_assign_single_p.
13564 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
13565 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
13566 operands. Don't check number of operands of a NOP_EXPR.
13568 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
13570 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
13572 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
13575 * c-common.c (warn_logical_operator): Don't warn if one of
13576 expression isn't always true or false.
13578 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
13580 * config/i386/biarch32.h: New file.
13581 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
13583 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
13585 * config/mips/mips.md (*zero_extend<mode>_trunchi,
13586 *zero_extend<mode>_truncqi): Merge these into ...
13587 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
13588 Name the pattern following this as *zero_extendhi_truncqi.
13590 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
13592 PR middle-end/39301
13593 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
13594 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
13595 (output_info): Make field HOST_WIDEST_INT.
13596 (print_statistics): Use HOST_WIDEST_INT_PRINT.
13597 (dump_bitmat_statistics): Same.
13599 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
13601 * config.gcc (use_gcc_stdint): Set to wrap.
13602 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13603 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13604 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13605 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13606 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13607 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13608 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13609 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13611 2009-05-16 Joseph Myers <joseph@codesourcery.com>
13613 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
13615 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
13616 Move definitions earlier.
13617 (OPT_ARCH64, OPT_ARCH32): Define.
13618 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
13621 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13624 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
13627 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13629 * arm.md (movdi2): Copy non-reg values to DImode registers.
13631 2009-05-16 Jakub Jelinek <jakub@redhat.com>
13634 * final.c (label_to_max_skip): New function.
13635 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
13636 CODE_LABEL_NUMBER <= max_labelno.
13637 * output.h (label_to_max_skip): New prototype.
13638 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
13639 (ix86_avoid_jump_mispredicts): ... this. Don't define if
13640 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
13641 Handle CODE_LABELs with >= 16 byte alignment or with
13642 max_skip == (1 << align) - 1.
13643 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
13644 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
13647 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
13648 .p2align 3 if MAX_SKIP is smaller than 7.
13649 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
13651 2009-05-15 Ian Lance Taylor <iant@google.com>
13653 * alias.c (struct alias_set_entry_d): Rename from struct
13654 alias_set_entry. Change all uses.
13655 * except.c (struct call_site_record_d): Rename from struct
13656 call_site_record. Change all uses.
13657 * except.h (struct eh_region_d): Rename from struct eh_region.
13659 * gcse.c (struct hash_table_d): Rename from struct hash_table.
13661 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
13662 ivtype_map_elt. Change all uses.
13663 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
13665 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
13666 * graphite.h (struct name_tree_d): Rename from struct name_tree.
13668 (struct sese_d): Rename from struct sese. Change all uses.
13669 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
13670 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
13671 * optabs.h (struct optab_d): Rename from struct optab. Change all
13673 (struct convert_optab_d): Rename from struct convert_optab.
13675 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
13676 ipa_opt_pass. Change all uses.
13677 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
13680 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
13681 defined as a typedef.
13682 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
13685 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13688 * fold-const.c (make_range,build_range_check,merge_ranges): Move
13690 (merge_ranges): Returns bool.
13691 * tree.h (make_range): .. to here.
13692 (build_range_check): Likewise.
13693 (merge_ranges): Likewise. Renamed from merge_ranges.
13694 * c-typeck.c (parser_build_binary_op): Update calls to
13695 warn_logical_operator.
13696 * c-common.c (warn_logical_operator): Add new warning.
13697 * c-common.h (warn_logical_operator): Update declaration.
13699 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13701 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
13703 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13705 * doc/install.texi: Document MPC requirements, flags etc.
13707 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
13708 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
13709 Evaluate constant arguments.
13710 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
13711 (fold_builtin_1): Likewise, also evaluate constant arguments.
13712 Remove superfluous break.
13713 (do_mpc_ckconv): New.
13714 * real.h: Include mpc.h.
13715 * toplev.c (print_version): Output MPC version info if available.
13717 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13719 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
13721 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
13723 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
13726 2009-05-15 Jan Hubicka <jh@suse.cz>
13728 * doc/invoke.texi (max-early-inliner-iterations): New flag.
13729 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
13730 (try_inline): Fix return value.
13731 (cgraph_decide_inlining_incrementally): Honor new value.
13732 (cgraph_early_inlining): Handle indirect inlining.
13733 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
13735 2009-05-15 Jan Hubicka <jh@suse.cz>
13737 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
13738 * cgraphunit.c (cgraph_finalize_function): Set it.
13739 (cgraph_expand_function): Use it.
13741 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13743 * real.c (encode_ieee_half): Define.
13744 (decode_ieee_half): Define.
13745 (ieee_half_format): Define.
13746 (arm_half_format): Define.
13747 * real.h (ieee_half_format): Declare.
13748 (arm_half_format): Declare.
13750 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13752 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
13753 swapped, and reversed optabs exist before trying to use them.
13755 2009-05-15 Paul Brook <paul@codesourcery.com>
13756 Sandra Loosemore <sandra@codesourcery.com>
13758 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
13759 loads. Allow PRE_DEC.
13760 (output_move_neon): Handle PRE_DEC.
13761 (arm_print_operand): Add 'A' for neon structure loads.
13762 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
13763 * config/arm/neon.md (neon_mov): Update comment.
13764 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
13766 (Um): New constraint.
13768 2009-05-15 Jan Hubicka <jh@suse.cz>
13770 Revert the following patch until testsuite fallout is fixed:
13771 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13772 * cgraph.h (struct inline_summary): New filed self_wize,
13773 size_inlining_benefit, self_time and time_inlining_benefit.
13774 (struct cgraph_global_info): Replace insns by time ans size fields.
13775 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13776 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13777 (ipcp_update_callgraph): Do not touch function bodies.
13778 * ipa-inline.c: Include except.h
13779 (MAX_TIME): New constant.
13780 (overall_insns): Remove
13781 (overall_size, max_benefit): New static variables.
13782 (cgraph_estimate_time_after_inlining): New function.
13783 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13784 (cgraph_clone_inlined_nodes): Update size.
13785 (cgraph_mark_inline_edge): Update size.
13786 (cgraph_estimate_growth): Use size info.
13787 (cgraph_check_inline_limits): Check size.
13788 (cgraph_default_inline_p): Likewise.
13789 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13790 (cgraph_decide_recursive_inlining): Check size.
13791 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13793 (cgraph_decide_inlining): Likewise.
13794 (cgraph_decide_inlining_incrementally): Likewise; honor
13795 PARAM_EARLY_INLINING_INSNS.
13796 (likely_eliminated_by_inlining_p): New predicate.
13797 (estimate_function_body_sizes): New function.
13798 (compute_inline_parameters): Use it.
13799 * except.c (must_not_throw_labels): New function.
13800 * except.h (must_not_throw_labels): Declare.
13801 * tree-inline.c (init_inline_once): Kill inlining_weigths
13802 * tree-ssa-structalias.c: Avoid uninitialized warning.
13803 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13804 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13805 (PARAM_INLINE_CALL_COST): Remove.
13806 (PARAM_EARLY_INLINING_INSNS): New.
13808 2009-05-15 Richard Guenther <rguenther@suse.de>
13810 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
13811 not TODO_update_ssa.
13813 2009-05-15 Richard Guenther <rguenther@suse.de>
13815 PR tree-optimization/39999
13816 * gimple.h (gimple_expr_type): Use the expression type looking
13817 through useless conversions.
13818 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
13819 (vn_nary_op_insert_stmt): Likewise.
13820 (simplify_binary_expression): Likewise.
13822 2009-05-15 Richard Guenther <rguenther@suse.de>
13824 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13825 New options, enabled by default.
13826 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13828 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
13829 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
13830 * tree-ssa-structalias.c (gate_tree_pta): New function.
13831 (pass_build_alias): Use it.
13833 2009-05-15 Joseph Myers <joseph@codesourcery.com>
13835 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
13836 recurse on an invariant address if a conversion from a pointer
13837 type to a wider integer type is involved.
13839 2009-05-15 Jan Hubicka <jh@suse.cz>
13841 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13842 * cgraph.h (struct inline_summary): New filed self_wize,
13843 size_inlining_benefit, self_time and time_inlining_benefit.
13844 (struct cgraph_global_info): Replace insns by time ans size fields.
13845 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13846 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13847 (ipcp_update_callgraph): Do not touch function bodies.
13848 * ipa-inline.c: Include except.h
13849 (MAX_TIME): New constant.
13850 (overall_insns): Remove
13851 (overall_size, max_benefit): New static variables.
13852 (cgraph_estimate_time_after_inlining): New function.
13853 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13854 (cgraph_clone_inlined_nodes): Update size.
13855 (cgraph_mark_inline_edge): Update size.
13856 (cgraph_estimate_growth): Use size info.
13857 (cgraph_check_inline_limits): Check size.
13858 (cgraph_default_inline_p): Likewise.
13859 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13860 (cgraph_decide_recursive_inlining): Check size.
13861 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13863 (cgraph_decide_inlining): Likewise.
13864 (cgraph_decide_inlining_incrementally): Likewise; honor
13865 PARAM_EARLY_INLINING_INSNS.
13866 (likely_eliminated_by_inlining_p): New predicate.
13867 (estimate_function_body_sizes): New function.
13868 (compute_inline_parameters): Use it.
13869 * except.c (must_not_throw_labels): New function.
13870 * except.h (must_not_throw_labels): Declare.
13871 * tree-inline.c (init_inline_once): Kill inlining_weigths
13872 * tree-ssa-structalias.c: Avoid uninitialized warning.
13873 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13874 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13875 (PARAM_INLINE_CALL_COST): Remove.
13876 (PARAM_EARLY_INLINING_INSNS): New.
13877 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
13878 (inline-call-cost): Remove.
13879 (early-inlining-insns): New.
13881 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
13883 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
13885 (print_int_cst_bounds_in_octal_p): Likewise.
13886 (dbxout_type): Adjust calls to above functions. Be prepared to deal
13888 * dwarf2out.c (base_type_die): Likewise.
13889 (is_subrange_type): Delete.
13890 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
13891 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
13892 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
13893 if the destination type is boolean.
13894 (build_range_check): Do not special-case subtypes.
13895 (fold_sign_changed_comparison): Likewise.
13896 (fold_unary): Likewise.
13897 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
13898 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
13899 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
13900 * tree.c (subrange_type_for_debug_p): New predicate based on the
13901 former is_subrange_type.
13902 * tree.h (subrange_type_for_debug_p): Declare.
13903 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
13904 (convert_affine_scev): Remove call to above function.
13905 (chrec_convert_aggressive): Likewise.
13906 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
13907 false for conversions involving subtypes.
13908 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
13909 (vrp_val_min): Likewise.
13910 (needs_overflow_infinity): Likewise.
13911 (extract_range_from_unary_expr): Likewise.
13913 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
13915 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13916 * config/frv/frv.c: Likewise.
13917 * config/s390/s390.c: Likewise.
13918 * config/sparc/sparc.h: Likewise.
13919 * config/i386/i386.h: Likewise.
13920 * config/i386/i386.c: Likewise.
13921 * config/crx/crx.c: Likewise.
13922 * config/m68hc11/m68hc11.h: Likewise.
13923 * config/iq2000/iq2000.c: Likewise.
13924 * config/mn10300/mn10300.h: Likewise.
13925 * config/mn10300/mn10300.c: Likewise.
13926 * config/m68k/m68k.c: Likewise.
13927 * config/rs6000/rs6000.c: Likewise.
13928 * config/rs6000/xcoff.h: Likewise.
13929 * config/rs6000/linux64.h: Likewise.
13930 * config/rs6000/sysv4.h: Likewise.
13931 * config/score/score3.c: Likewise.
13932 * config/score/score7.c: Likewise.
13933 * config/score/score.c: Likewise.
13934 * config/arm/arm.md: Likewise.
13935 * config/mips/mips.c: Likewise.
13936 * config/mips/mips.md: Likewise.
13937 * config/bfin/bfin.h: Likewise.
13938 * config/pa/pa.c: Likewise.
13939 * config/pa/constraints.md: Likewise.
13941 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
13942 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
13943 * config/pdp11/pdp11.h: Use memory_address_p instead.
13945 2009-05-14 Ian Lance Taylor <iant@google.com>
13947 * passes.c (finish_optimization_passes): Change i to int.
13948 * plugin.c (plugins_active_p): Change event to int.
13949 (dump_active_plugins): Likewise.
13950 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
13952 * tree.c (tree_range_check_failed): Change c to unsigned int.
13953 (omp_clause_range_check_failed): Likewise.
13954 (build_common_builtin_nodes): Change mode to int. Add cast.
13955 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
13956 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
13958 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
13959 ++ or -- with a variable of enum type.
13961 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13964 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
13966 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13968 * store-motion.c: Do not include params.h
13969 * Makefile.in: Fix dependencies for various files.
13971 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13973 * auto-inc-dec.c: Fix pass description, remove apparent
13974 accidental duplication.
13976 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
13978 PR middle-end/40147
13979 * ipa-utils.h (memory_identifier_string): Moved to ...
13980 * tree.h (memory_identifier_string): Here. Add GTY(()).
13982 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
13984 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
13985 in the former documentation of...
13986 (GO_IF_LEGITIMATE_ADDRESS): ... this.
13987 * ira-conflicts.c (get_dup_num): Use address_operand.
13988 * targhooks.c (default_legitimate_address_p): New.
13989 * targhooks.h (default_legitimate_address_p): New.
13990 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
13992 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
13993 * target.h (struct target): Add legitimate_address_p.
13994 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
13995 (TARGET_INITIALIZER): Include it.
13997 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13998 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
13999 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
14000 (TARGET_LEGITIMATE_ADDRESS_P): New.
14002 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14003 (REG_OK_STRICT_P): Delete.
14004 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
14005 (frv_legitimate_address_p_1): ... this.
14006 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
14007 (frv_legitimate_address_p_1): ... the renamed old
14008 frv_legitimate_address_p.
14009 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
14010 (TARGET_LEGITIMATE_ADDRESS_P): New.
14012 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14013 * config/s390/s390-protos.h (legitimate_address_p): Remove.
14014 * config/s390/s390.c (legitimate_address_p): Rename to...
14015 (s390_legitimate_address_p): ... this, make static.
14016 (legitimize_address): Adjust call.
14017 (TARGET_LEGITIMATE_ADDRESS_P): New.
14018 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
14020 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14021 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
14022 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
14023 (TARGET_LEGITIMATE_ADDRESS_P): New.
14025 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14026 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
14027 * config/spu/spu.c (spu_legitimate_address): Rename to...
14028 (spu_legitimate_address_p): ... this, make static.
14029 (TARGET_LEGITIMATE_ADDRESS_P): New.
14031 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14032 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
14033 * config/sparc/sparc.c (legitimate_address_p): Rename to...
14034 (sparc_legitimate_address_p): ... this, make static and return bool.
14035 (legitimize_address): Adjust call.
14036 (TARGET_LEGITIMATE_ADDRESS_P): New.
14038 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14039 * config/i386/i386-protos.h (legitimate_address_p): Remove.
14040 * config/i386/i386.c (legitimate_address_p): Rename to...
14041 (ix86_legitimate_address_p): ... this, make static.
14042 (constant_address_p): Move after it, adjust call.
14043 (TARGET_LEGITIMATE_ADDRESS_P): New.
14045 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14046 * config/avr/avr-protos.h (legitimate_address_p): Remove.
14047 * config/avr/avr.c (legitimate_address_p): Rename to...
14048 (avr_legitimate_address_p): ... this, make static.
14049 (legitimize_address): Adjust call.
14050 (TARGET_LEGITIMATE_ADDRESS_P): New.
14052 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14053 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
14054 * config/crx/crx.c (crx_legitimate_address_p): Make static.
14055 (TARGET_LEGITIMATE_ADDRESS_P): New.
14057 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14058 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
14059 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
14060 (TARGET_LEGITIMATE_ADDRESS_P): New.
14062 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14063 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
14065 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
14067 (TARGET_LEGITIMATE_ADDRESS_P): New.
14069 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14070 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
14072 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
14074 (m68hc11_legitimate_address_p): ... this, make static.
14075 (go_if_legitimate_address_internal): Rename to...
14076 (m68hc11_legitimate_address_p_1): ... this.
14077 (legitimize_address): Adjust call.
14078 (TARGET_LEGITIMATE_ADDRESS_P): New.
14080 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14081 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
14082 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
14083 (TARGET_LEGITIMATE_ADDRESS_P): New.
14085 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14086 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
14087 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
14088 (mn10300_legitimate_address_p): ... this, make static.
14089 (TARGET_LEGITIMATE_ADDRESS_P): New.
14091 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14092 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
14093 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
14094 (TARGET_LEGITIMATE_ADDRESS_P): New.
14096 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14097 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
14098 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
14099 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14100 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
14101 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
14102 (rs6000_legitimate_address_p): ... this, make static.
14103 (TARGET_LEGITIMATE_ADDRESS_P): New.
14104 (REG_MODE_OK_FOR_BASE_P): Delete.
14105 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
14107 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14108 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
14110 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
14111 static, adjust types.
14112 (TARGET_LEGITIMATE_ADDRESS_P): New.
14114 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14115 * config/score/score.c (score_address_p): Rename to...
14116 (score_legitimate_address_p): ... this.
14117 (TARGET_LEGITIMATE_ADDRESS_P): New.
14118 * config/score/score3.c (score3_address_p): Rename to...
14119 (score3_legitimate_address_p): ... this.
14120 * config/score/score7.c (score7_address_p): Rename to...
14121 (score7_legitimate_address_p): ... this.
14123 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
14124 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
14125 GO_IF_LEGITIMATE_ADDRESS): Delete.
14126 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
14127 thumb2_legitimate_address_p): Delete.
14128 (arm_legitimate_address_p): Rename to...
14129 (arm_legitimate_address_outer_p): ... this.
14130 * config/arm/constraints.md ("Uq"): Adjust call.
14131 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
14132 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
14134 (arm_legitimate_address_outer_p): ... this.
14135 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
14137 (TARGET_LEGITIMATE_ADDRESS_P): New.
14139 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14140 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
14141 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
14142 (TARGET_LEGITIMATE_ADDRESS_P): New.
14144 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14145 * config/vax/vax-protos.h (legitimate_address_p): Remove.
14146 * config/vax/vax.c (legitimate_address_p): Rename to...
14147 (vax_legitimate_address_p): ... this, make static.
14148 (TARGET_LEGITIMATE_ADDRESS_P): New.
14150 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14151 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
14152 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
14153 (TARGET_LEGITIMATE_ADDRESS_P): New.
14155 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14156 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
14157 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
14158 (mmix_legitimate_address_p): ... this, make static.
14159 (TARGET_LEGITIMATE_ADDRESS_P): New.
14161 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14162 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
14163 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
14164 (TARGET_LEGITIMATE_ADDRESS_P): New.
14166 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14168 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
14169 of MODE_COMPLEX_INT.
14171 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14173 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
14174 LCT_NORMAL in function call.
14175 * mips-tdump.c (print_file_desc): Add cast to enum type.
14176 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
14177 (mark_stabs): Add casts to enum types.
14178 (parse_stabs_common): Add casts to enum types.
14180 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14182 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
14183 Check for invalid values of LETTER.
14185 2009-05-13 Taras Glek <tglek@mozilla.com>
14187 * attribs.c (register_attribute): moved out attribute registration
14188 into register_attribute.
14189 * doc/plugins.texi: Documented register_attribute and
14191 * gcc-plugin.h: Added forward decl for register_attribute.
14192 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
14193 * plugin.c (register_callback, invoke_plugin_callbacks): Added
14194 PLUGIN_ATTRIBUTES boilerplate.
14196 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
14198 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
14199 values even in sentinel and empty entries.
14200 (ms_printf_flag_specs): Likewise.
14201 (ms_scanf_flag_specs): Likewise.
14202 (ms_strftime_flag_specs): Likewise.
14203 (ms_print_char_table): Likewise.
14204 (ms_scan_char_table): Likewise.
14205 (ms_time_char_table): Likewise.
14207 2009-05-13 Doug Kwan <dougkwan@google.com>
14209 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
14211 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14213 * config/mips/mips.md (store): Add attributes for QI and HI.
14215 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
14216 (truncdi<mode>2): ... this new pattern.
14218 2009-05-13 Brad Hards <bradh@kde.org>
14220 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
14222 2009-05-14 Jakub Jelinek <jakub@redhat.com>
14223 Ben Elliston <bje@au.ibm.com>
14225 PR middle-end/40035
14226 * dse.c (check_mem_read_rtx): Guard against width == -1.
14228 2009-05-13 Michael Matz <matz@suse.de>
14230 PR middle-end/39976
14231 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
14232 (trivially_conflicts_p): New function.
14233 (insert_backedge_copies): Use it.
14235 2009-05-13 Janis Johnson <janis187@us.ibm.com>
14237 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
14238 (handle_stdc_pragma): Use new enum constant names.
14239 (handle_pragma_float_const_decimal64): Ditto.
14241 2009-05-13 Ian Lance Taylor <iant@google.com>
14243 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
14246 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
14248 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
14249 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
14251 * config/m68k/m68k.h (FL_UCLINUX): Define.
14253 2009-05-13 Jan Hubicka <jh@suse.cz>
14255 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
14257 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14259 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
14260 unless -fschedule-insns is specified.
14262 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14265 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
14266 TARGET_EXPAND_CBRANCHDI4.
14267 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
14268 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
14269 (cmpeqdi): Fix comment.
14271 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14273 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
14274 (sh_legitimate_address_p): Likewise.
14275 * config/sh/sh.c (sh_legitimate_index_p): New.
14276 (sh_legitimate_address_p): Likewise.
14277 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
14278 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
14279 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
14280 (MAYBE_BASE_REGISTER_RTX_P): New macro.
14281 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
14282 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
14283 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
14284 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
14285 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
14287 2009-05-12 Jan Hubicka <jh@suse.cz>
14289 * tree-inline.c (estimate_operator_cost): Add operands;
14290 when division happens by constant, it is cheap.
14291 (estimate_num_insns): Loads and stores are not having cost of 0;
14292 EH magic stuff is cheap; when computing runtime cost of switch,
14293 use log2 base of amount of its cases; builtin_expect has cost of 0;
14294 compute cost for moving return value of call.
14295 (init_inline_once): Initialize time_based flags.
14296 * tree-inline.h (eni_weights_d): Add time_based flag.
14298 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14300 * df-core.c: Update head documentation.
14302 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14305 * rs6000.c (rs6000_generate_compare): Use op1b instead of
14306 shadowing exisiting variable op1.
14308 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
14311 * config/i386/driver-i386.c (processor_signatures): New enum.
14312 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
14313 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
14314 processor signature to detect geode processor.
14316 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14320 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14322 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14323 causes spurious differences between trunk and cond-optab branch.
14325 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14327 * dojump.c (compare_from_rtx): Delete.
14328 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
14329 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
14330 if the comparison does not satisfy the predicate; test predicates for
14331 operands 2 and 3 of a cstore pattern. Don't try cstore optab
14332 further if one existing pattern fails.
14333 * expr.h (compare_from_rtx): Delete.
14334 (prepare_operand): Declare it.
14335 * optabs.c: Change "lib call" to "libcall" throughout.
14336 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
14337 HAVE_conditional_trap, emit_cmp_insn): Delete.
14338 (can_compare_p): Delete cmp_optab case.
14339 (prepare_float_lib_cmp): Return an rtx and a machine mode.
14340 Accept other parameters by value.
14341 (prepare_operand): Make non-static.
14342 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
14343 other parameters by value. Try to widen operands here based on
14344 an optab_methods argument and looking at cbranch_optab.
14345 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
14346 loop. Use cbranch_optab directly.
14347 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
14348 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
14350 (emit_conditional_move, emit_conditional_add): Inline what's needed
14351 of compare_from_rtx, using new prepare_cmp_insn for the rest.
14352 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
14353 with COMPARE. Move cmov_optab and cstore_optab above
14354 with cbranch_optab, move cmp_optab down with ucmp_optab,
14355 remove tst_otpab. Do not initialize trap_rtx.
14356 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
14357 for trap code. Do not check HAVE_conditional_trap. Use
14358 prepare_cmp_insn. Accept no predicate for operand 3.
14359 * optabs.h (OTI_cmp): Mark as used only for libcalls.
14360 (OTI_ctrap, ctrap_optab): New.
14361 (tst_optab): Delete.
14362 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
14363 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
14364 with lookup of ctrap_optab.
14365 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
14367 (ctrap_optab): New.
14369 * combine.c (combine_simplify_rtx, simplify_set): Do not
14370 special case comparing against zero for cc0 machines.
14371 * simplify-rtx.c (simplify_binary_operation_1): Never remove
14372 COMPARE on cc0 machines.
14373 (simplify_relational_operation): Return a new expression when
14374 a COMPARE could be removed.
14375 * final.c (final_scan_insn): Compare cc_status values
14376 against LHS of a (compare FOO (const_int 0)) cc0 source.
14377 Also check if cc_status.value is the full compare.
14379 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
14380 (cstoreMM4): Document.
14381 (conditional_trap): Document ctrapMM4 instead.
14382 (sync_compare_and_swapMM): Refer to cbranchcc4.
14383 (Dependent Patterns): Eliminate obsolete information referring to
14384 the old jump optimization phase.
14385 (Canonicalization): Include cbranchcc4 case, omit canonicalization
14386 of compares with 0 on cc0 machines.
14387 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
14388 avoiding references to cc0. Remove text about storing operands
14390 * doc/tm.texi (Condition Codes): Include blurb on different
14391 condition code representations, separate into subsections for
14392 CC0, MODE_CC and conditional execution.
14394 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
14395 alpha_emit_setcc): Accept operands and a machine mode.
14396 * config/alpha/alpha.c (alpha_emit_conditional_branch):
14397 Get code/op0/op1 from operands, use machine mode argument
14398 instead of alpha_compare.fp_p. Emit the branch here.
14399 (alpha_emit_setcc): Likewise, and return boolean.
14400 (alpha_emit_conditional_move): Likewise. Assert that
14401 cmp_op_mode == cmp_mode, and simplify accordingly.
14402 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
14403 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
14404 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
14406 (stack probe test): Use cbranchdi4.
14407 * config/alpha/predicates.md (alpha_cbranch_operator): New.
14409 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
14410 * config/arc/arc.h (movsicc, movsfcc): Use it.
14411 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
14412 (cbranchsi4, cstoresi4): New.
14413 (cmpsi, bCC and sCC expanders): Remove.
14415 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
14416 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
14417 * config/arm/predicates.md (arm_comparison_operator): Only include
14418 floating-point operators if there is a hardware floating-point unit.
14419 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
14420 deferring to cbranch_cc and cstore_cc respectively.
14421 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
14422 cbranch_cc, cstore_cc): New.
14423 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
14425 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
14427 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
14428 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
14430 (adjust_insn_length): Adjust calls.
14431 (avr_reorg): Handle (compare (foo) (const_int 0)).
14432 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
14433 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
14434 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
14435 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
14437 (cbranchqi4, cbranchhi4, cbranchsi4): New.
14438 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
14440 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
14441 (cbranchsi4, cstorebi4, cstoresi4): New.
14442 (movbisi): This insn is duplicate, split it to zero_extend.
14443 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
14444 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
14445 (bfin_optimize_loop): Use cbranch expander.
14446 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
14447 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
14448 (bfin_bimode_comparison_operator): ... this.
14449 (bfin_direct_comparison_operator): New.
14451 * config/cris/cris.c (cris_normal_notice_update_cc): Look
14452 inside (compare FOO (const_int 0)).
14453 (cris_rtx_costs): Handle ZERO_EXTRACT.
14454 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
14455 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
14456 (*tstdi_v32): Delete.
14457 (*cmpdi_non_v32): Add M alternative for operand 1.
14458 (cmpsi, cmp<mode>): Make private.
14459 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
14461 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
14463 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
14464 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
14465 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
14466 (cc_reg_operand): New.
14467 (any_cond): Delete.
14468 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
14469 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
14470 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
14471 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
14472 crx_expand_scond): Delete.
14474 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
14476 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
14477 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
14479 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
14480 cstoresi4, cstoresf4, cstoredf4): New.
14481 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
14482 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14483 Receive the entire operands array.
14484 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
14485 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
14486 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14487 Get test/op0/op1 from the operands array.
14488 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
14490 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
14491 (h8300_expand_store): New.
14492 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
14494 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
14495 (h8300_expand_store): New.
14496 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
14497 or do not try to produce (set (cc0) REG).
14498 (peepholes): Wrap arguments with COMPARE. Add a peephole to
14499 change a compare into a move to a scratch register. Disable some
14500 peepholes when comparing with zero.
14501 (tstsi, tsthi, tstsi, cmpqi): Make private.
14503 (bCC, sCC): Delete.
14504 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
14507 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
14508 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
14509 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
14510 (ix86_emit_i387_log1p): Use cbranchxf2.
14511 (ix86_expand_setcc): Return void.
14512 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
14513 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
14514 cmp<MODEF>, cmpcc): Remove.
14515 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
14516 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
14517 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
14518 (sCC and bCC expanders): Remove.
14519 (stack_protect_test): Use cbranchcc4.
14521 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
14523 (ia64_expand_compare): Accept three rtx by reference and return void.
14524 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
14525 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
14526 from *expr. Update *expr with the BImode comparison to do.
14527 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
14528 cmptf, bCC, sCC, conditional_trap): Delete.
14529 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
14530 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
14531 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
14532 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
14533 * config/ia64/predicates.md (ia64_cbranch_operator): New.
14535 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
14536 type of last argument.
14537 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
14538 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
14539 use machine mode argument instead of branch_type. Remove dead
14540 code for floating-point comparisons.
14541 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
14542 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
14544 (cbranchsi4, cstoresi4): New.
14545 * config/iq2000/predicates.md (reg_or_const_operand): New.
14547 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
14548 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
14549 (b<code>_op): Rewrite to...
14550 (bcc_op): ... this, using match_operator.
14551 (s<code>_op): Rewrite to...
14552 (scc_op): ... this, using match_operator.
14553 (s<code>_24_op): Rewrite to...
14554 (scc_op_24): ... this, using match_operator.
14555 (s<code>_<mode>): Rewrite to...
14556 (cstore<mode>4): ... this, using match_operator.
14557 (s<code>_<mode>_24): Rewrite to...
14558 (cstore<mode>4_24): ... this, using match_operator.
14559 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
14560 m32c_unpend_compare, m32c_expand_scc): Delete.
14561 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
14562 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
14563 (m32c_expand_movcc): Change NE to EQ if necessary.
14564 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
14566 * config/m32r/m32r-protos.h (gen_cond_store): New.
14567 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
14568 (gen_cond_store): New, from sCC patterns.
14569 (m32r_expand_block_move): Use cbranchsi4.
14570 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
14571 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
14572 (cbranchsi4, cstoresi4): New.
14574 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
14576 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
14577 (m68hc11_notice_update_cc): Look into a compare with 0.
14578 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
14580 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
14581 cmphi, cmpqi, bCC): Delete.
14582 (cbranchsi4, cbranchhi4, cbranchqi4): New.
14583 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
14584 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
14587 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
14588 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
14589 * config/m68k/constraints.md (H): New.
14590 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
14591 the define_insn below.
14592 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
14593 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
14594 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
14595 patterns): Wrap RHS with COMPARE.
14596 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
14597 (*cmpdi_internal): Name this pattern.
14598 (cmpdi): Change to define_insn.
14599 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
14600 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
14601 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
14603 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
14604 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
14605 (conditional_trap): Change to...
14606 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
14607 (*conditional_trap): Use the ordered_comparison_operator and
14608 const1_operand predicates.
14609 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
14610 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
14611 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
14612 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
14614 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
14615 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
14616 (mcore_gen_compare): New.
14617 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
14618 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
14619 (mcore_gen_compare): ... this.
14620 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
14621 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
14622 (stack probe pattern): Use cbranchsi4.
14624 * config/mips/predicates.md (mips_cstore_operator): New.
14625 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
14626 * config/mips/mips.md (any_cond): Delete.
14627 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
14629 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
14630 fixuns_truncsfdi2): Use cbranch patterns.
14631 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
14632 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
14633 Adjust call to mips_expand_conditional_branch.
14634 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
14636 * config/mips/mips-protos.h (mips_expand_conditional_branch,
14637 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
14638 * config/mips/mips.c (cmp_operands): Delete.
14639 (mips_emit_compare): Get comparison operands from *op0/*op1.
14640 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
14641 that it succeeds. Use op0/op1 instead of cmp_operands.
14642 (mips_expand_conditional_branch, mips_expand_conditional_move,
14643 mips_expand_conditional_trap): Likewise.
14644 (mips_block_move_loop): Use cbranch patterns.
14645 * config/mips/mips.h (cmp_operands): Delete.
14647 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
14648 (mmix_gen_compare_reg): Just return a register in the right CC mode.
14649 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
14650 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
14651 (*cmpcc_folded): Rename to...
14652 (*cmpdi_folded): this.
14653 (*cmpcc): Rename to...
14655 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
14658 (cbranchdf4): New. Handle invalid comparisons here.
14659 * config/mmix/predicates.md (float_comparison_operator): New.
14661 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
14662 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
14663 * config/mn10300/mn10300.md (tst): Delete.
14664 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
14665 Name these patterns and wrap RHS in a compare.
14666 (*cmpsi): Make this pattern private. Include tst.
14667 (*cmpsf): Make this pattern private.
14668 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
14669 (compare with zero peepholes): Likewise.
14671 (cbranchsi4, cbranchsf4): New.
14672 (casesi): Use cbranchsi4.
14674 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
14675 hppa_branch_type): Delete.
14676 (return_addr_rtx): Use cbranchsi4.
14677 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
14678 Emit CCFPmode comparison here.
14679 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
14680 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
14681 hppa_branch_type): Delete.
14682 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
14683 (movsicc, movdicc): Remove references to hppa_compare_op0,
14684 hppa_compare_op1 and compare_from_rtx.
14685 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
14686 (casesi): Use cbranchsi4.
14688 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
14689 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
14690 * config/pdp11/pdp11.md (register_or_const0_operand): New.
14691 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
14692 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
14694 (cbranchdf4, cbranchhi4, cbranchqi4): New.
14695 (*branch, *branch_inverted): New.
14697 * config/picochip/picochip.md (cbranchhi4): Use
14698 ordered_comparison_operator.
14699 (cmphi, bCC): Remove.
14701 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
14702 (trap_comparison_operator): Delete.
14703 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
14704 rs6000_emit_cbranch): Accept mode and operands.
14705 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
14706 rs6000_compare_fp_p): Delete.
14707 (rs6000_generate_compare): Accept mode and comparison. Extract code
14708 and op0/op1 from there. Replace references to rs6000_compare_op0
14709 and rs6000_compare_op1.
14710 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
14711 extract result from passed operands.
14712 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
14713 extract loc from passed operands.
14714 (rs6000_emit_cmove): Likewise.
14715 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
14716 rs6000_compare_fp_p): Delete.
14717 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
14718 (cbranch<GPR>4, cbranch<FP>4): New.
14719 (cstore<mode>4): New. Consolidate here all choices about when to use
14720 portable or specialized sCC sequences.
14721 (stack_protect_test): Use cbranchsi4.
14722 (conditional_trap): Replace with ctrap<GPR>4.
14723 (conditional trap insn): Replace trap_comparison_operator with
14724 ordered_comparison_operator.
14726 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
14727 (s390_emit_prologue): Use ctrap.
14728 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
14729 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
14730 New predicates replacing...
14731 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
14732 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
14733 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
14734 (add<mode>cc): Do not use s390_compare_op0/op1.
14735 (s<code>): Change to...
14736 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
14737 (seq): Change to...
14738 (cstorecc4): ... this. Handle EQ or NE equally.
14739 (*sne): Un-privatize for use in cstorecc4.
14740 (b<code>): Change to...
14741 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
14742 (conditional_trap): Replace with...
14743 (ctrap<GPR>4, ctrap<FP>4): ... these.
14744 (stack_protect): Use cbranchcc4.
14746 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
14747 * config/score/score-protos.h (score_gen_cmp): Delete.
14748 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
14749 (score_block_move-loop): Use cbranchsi4.
14750 * config/score/score.md (cbranchsi4): New.
14751 (cmpsi, bCC): Delete.
14752 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
14753 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14754 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
14755 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14756 * config/score/score3.h (score3_gen_cmp): Delete.
14757 * config/score/score7.h (score7_gen_cmp): Delete.
14759 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
14760 (sh_emit_scc_to_t): ... this. Return void.
14761 (from_compare): Rename to...
14762 (sh_emit_compare_and_branch): ... this.
14763 (sh_emit_compare_and_set): New.
14764 (sh_expand_t_scc): Accept operands.
14765 * config/sh/predicates.md (sh_float_comparison_operator): New.
14766 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
14767 (prepare_scc_operands): Rename to...
14768 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
14770 (sh_emit_cheap_store_flag): New.
14771 (sh_emit_set_t_insn): New.
14772 (from_compare): Rename to...
14773 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
14774 handling of TARGET_SH2E floating point to avoid recursive call.
14775 Generate branch here.
14776 (sh_emit_compare_and_set): New.
14777 (sh_expand_t_scc): Get op0/op1 from arguments.
14778 (sh_emit_cheap_store_flag): New.
14779 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
14781 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
14782 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
14783 (movsicc, movdicc): Do nothing when it recreated operands from
14784 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
14785 prepare_scc_operands (now sh_emit_scc_to_t).
14786 (udivdi3): Use cstoresi4.
14787 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
14788 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
14789 (cbranchint4_media, cbranchfp4_media): New.
14790 (casesi): Use cbranchdi4.
14791 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
14793 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
14794 (movnegt): Remove second operand.
14795 (cbranchsf4, cbranchdf4): New.
14796 (stack_protect): Use cbranchdi4/cbranchsi4.
14798 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
14799 (gen_compare_reg): Accept comparison, extract part of it to...
14800 (gen_compare_reg_1): ... this.
14801 (gen_compare_operator): Delete.
14802 (gen_v9_scc): Accept separate destination, comparison code and arms.
14803 Do not use sparc_compare_op0/sparc_compare_op1.
14804 (emit_scc_insn, emit_conditional_branch_insn): New.
14805 (emit_v9_brxx): Make static. Remove useless assertion.
14806 (sparc_emit_float_lib_cmp): Return RTL instead of calling
14808 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
14809 * config/sparc/sparc-protos.h (gen_compare_reg,
14810 sparc_emit_float_lib_cmp): Adjust prototype.
14811 (emit_scc_insn, emit_conditional_branch_insn): New.
14812 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
14813 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
14814 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
14815 iterators to the top.
14816 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
14817 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
14818 snedi_special_trunc): Delete.
14819 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
14820 and snedi_special_trunc.
14821 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
14822 cbranchdi4, cbranch<F:mode>4): New.
14823 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
14824 here. Use gen_compare_reg instead of gen_compare_operator.
14825 (conditional_trap): Replace with...
14826 (ctrapsi4, ctrapdi4): ... this.
14827 (stack_protect_test): Use cbranchcc4.
14829 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
14831 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
14832 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
14833 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
14834 from operands[0] or operands[3] depending on is_set.
14835 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
14836 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
14837 cmpdf, bCC), sCC: Remove.
14838 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
14839 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
14841 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
14842 spu_emit_branch_or_set.
14844 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
14846 * config/stormy16/stormy16.h (xstormy16_compare_op0,
14847 xstormy16_compare_op1): Delete.
14848 * config/stormy16/stormy16.c (xstormy16_compare_op0,
14849 xstormy16_compare_op1): Delete.
14850 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
14852 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
14853 (cmphi, cmpsi, bCC): Remove.
14855 * config/v850/v850.md (tstsi, cmpsi): Fold into...
14856 (*cmpsi): ... this one.
14857 (cbranchsi4, cstoresi4): New.
14858 (bCC expanders): Delete.
14859 (sCC insns): Fold into...
14860 (*setcc): ... this one.
14861 (casesi): Do not use gen_cmpsi and gen_bgtu.
14862 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
14863 (movsicc): Simplify.
14864 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
14866 * config/vax/vax-protos.h (cond_name): New.
14867 (vax_output_conditional_branch): Remove.
14868 * config/vax/vax.c (cond_name): New.
14869 (vax_output_conditional_branch): Remove.
14870 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
14871 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
14872 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
14873 (bit<VAXint>): Wrap source with (compare).
14874 (b<code> and following unnamed pattern): Rename to *branch and
14875 *branch_reversed. Change macroization to match_operator.
14876 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
14878 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
14879 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
14880 Change last argument to machine_mode.
14881 (xtensa_expand_scc): Add machine_mode argument.
14882 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
14883 (gen_conditional_move, xtensa_expand_conditional_branch,
14884 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
14885 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
14886 Adjust operand numbers.
14887 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
14889 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
14890 (cmpsi, cmpsf, b<code>, s<code>): Delete.
14891 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
14893 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14895 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14896 causes spurious differences between trunk and cond-optab branch.
14898 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14901 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
14903 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14905 * tree.c (iterative_hash_pointer): Delete.
14906 (iterative_hash_expr): Short-circuit handling of NULL pointer.
14907 Hash UIDs and versions of SSA names. Don't special-case built-in
14908 function declarations.
14910 2009-05-11 Ian Lance Taylor <iant@google.com>
14913 * graphite.c: Force -Wc++-compat to only be a warning before
14914 #including "cloog/cloog.h".
14916 2009-05-11 Martin Jambor <mjambor@suse.cz>
14918 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
14920 2009-05-11 Jan Hubicka <jh@suse.cz>
14922 * tree-ssa-loop-ivcanon.c: Include target.h
14923 (struct loop_size): new structure.
14924 (constant_after_peeling): New predicate.
14925 (tree_estimate_loop_size): New function.
14926 (estimated_unrolled_size): Rewrite for new estimates.
14927 (try_unroll_loop_completely): Use new estimates.
14928 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
14930 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14932 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
14933 libcpp interface change.
14934 (spu_macro_to_expand): Likewise.
14936 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
14938 PR tree-optimization/40026
14939 * gimplify.c (gimplify_init_constructor): Change initial conditional
14940 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
14941 optimize_compound_literals_in_ctor.
14943 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
14945 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
14947 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
14949 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
14951 * tree-vect-data-refs.c (vect_analyze_group_access): Use
14952 HOST_WIDE_INT for gap.
14954 2009-05-11 Ira Rosen <irar@il.ibm.com>
14956 PR tree-optimization/40074
14957 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
14958 account in group size and step comparison.
14960 2009-05-11 Richard Guenther <rguenther@suse.de>
14962 * passes.c (init_optimization_passes): Strip now incorrect comment.
14963 (execute_function_todo): Do not set PROP_alias.
14964 * tree-pass.h (PROP_alias): Remove.
14965 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
14966 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
14967 * tree-nrv.c (pass_return_slot): Likewise.
14968 * tree-object-size.c (pass_object_sizes): Likewise.
14969 * tree-ssa-dom.c (pass_dominator): Likewise.
14970 (pass_phi_only_cprop): Likewise.
14971 * tree-ssa-dse.c (pass_dse): Likewise.
14972 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
14973 (pass_cselim): Likewise.
14974 * tree-ssa-pre.c (pass_pre): Likewise.
14975 (pass_fre): Likewise.
14976 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
14977 * tree-ssa-sink.c (pass_sink_code): Likewise.
14978 * tree-stdarg.c (pass_stdarg): Likewise.
14979 * tree-tailcall.c (pass_tail_calls): Likewise.
14980 * tree-vrp.c (pass_vrp): Likewise.
14982 2009-05-10 Ian Lance Taylor <iant@google.com>
14984 * basic-block.h (enum profile_status): Break out of struct
14985 control_flow_graph.
14986 * cgraph.h (struct inline_summary): Break out of struct
14988 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
14989 of struct cgraph_order_sort.
14990 * combine.c (enum undo_kind): New enum, broken out of struct undo.
14991 * cse.c (struct branch_path): Break out of struct
14992 cse_basic_block_data.
14993 * except.h (enum eh_region_type): Break out of struct eh_region.
14994 * gcc.c (enum add_del): Break out of struct modify_target.
14995 * genrecog.c (enum decision_type): Break out of struct decision_test.
14996 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
14998 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
14999 * regmove.c (enum match_use): New enum, broken out of struct match.
15000 * sched-int.h (enum post_call_group): New enum, broken out of
15002 (struct deps_reg): Break out of struct deps.
15003 * target.h (struct asm_int_op): Break out of struct gcc_target.
15004 * tree-eh.c (struct goto_queue_node): Break out of struct
15006 * tree-inline.h (enum copy_body_cge_which): Break out of
15008 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
15010 * c-decl.c (in_struct, struct_types): New static variables.
15011 (pushtag): Add loc parameter. Change all callers.
15012 (lookup_tag): Add ploc parameter. Change all callers.
15013 (check_compound_literal_type): New function.
15014 (parser_xref_tag): Add loc parameter. Change all callers. If
15015 -Wc++-compat, warn about struct/union/enum types defined within a
15017 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
15018 and loc parameters. Change all callers. Change error calls to
15019 error_at, using loc. For a redefinition, if the location of the
15020 original definition is known, report it. Set in_struct and
15021 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
15022 (finish_struct): Add new parameters enclosing_in_struct and
15023 enclosing_struct_types. Change all callers. Set
15024 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
15025 in the struct. If in a struct, add this struct to struct_types.
15026 (start_enum): Add loc parameter. Change all callers. Use
15027 error_at for errors, using loc. For a redefinition, if the
15028 location of the original definition is known, report it. If in a
15029 struct, add this enum type to struct_types. If -Wc++-compat warn
15030 if in sizeof, typeof, or alignof.
15031 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
15032 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
15033 (c_parser_enum_specifier): Get enum location for start_enum.
15034 (c_parser_struct_or_union_specifier): Get struct location for
15035 start_struct. Save in_struct and struct_types status between
15036 start_struct and finish_struct.
15037 (c_parser_cast_expression): Get location of cast.
15038 (c_parser_alignof_expression): Get location of type.
15039 (c_parser_postfix_expression): Likewise.
15040 (c_parser_postfix_expression_after_paren_type): Add type_loc
15041 parameter. Change all callers. Call check_compound_literal_type.
15042 Use type_loc for error about variable size type.
15043 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
15044 of an enum constant from an enum type defined in a struct or union.
15045 (c_cast_expr): Add loc parameter. Change all callers. If
15046 -Wc++-compat, warn about defining a type in a cast.
15047 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
15048 (start_enum, start_struct, finish_struct): Update declarations.
15049 (parser_xref_tag, c_cast_expr): Update declarations.
15050 (check_compound_literal_type): Declare.
15052 2009-05-11 Ben Elliston <bje@au.ibm.com>
15054 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
15055 for recent libcpp interface change.
15056 (rs6000_macro_to_expand): Likewise.
15058 2009-05-10 Michael Matz <matz@suse.de>
15061 * config/arm/arm.c (require_pic_register): Emit on entry edge,
15062 not at entry of function.
15064 2009-05-10 Richard Guenther <rguenther@suse.de>
15066 PR tree-optimization/40081
15068 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15069 using the main variant of the element type. Do not fiddle with
15070 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15072 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
15073 structs with volatile fields.
15075 2009-05-10 Jan Hubicka <jh@suse.cz>
15077 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
15078 (estimate_move_cost): Assert that it does not get called for
15080 (estimate_num_insns): Skip VOID types in argument handling.
15081 (optimize_inline_calls): Delete unreachable blocks and verify that
15082 callgraph is valid.
15084 2009-05-10 Jan Hubicka <jh@suse.cz>
15086 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
15087 * cgraph.c (cgraph_mark_address_taken_node): New function.
15088 (dump_cgraph_node): Dump new flag.
15089 * cgraph.h (struct cgraph_node): Add address_taken.
15090 (cgraph_mark_address_taken_node): New function.
15091 * ipa.c (cgraph_postorder): Prioritize functions with address taken
15092 since new direct calls can be born.
15094 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15096 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
15097 tok->val.node.node.
15099 2009-05-10 Jan Hubicka <jh@suse.cz>
15101 PR middle-end/40084
15102 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
15104 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
15105 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
15106 * tree-inline.c (copy_bb): Set frequency correctly.
15107 (fold_marked_statements): Update call to
15108 cgraph_update_edges_for_call_stmt.
15110 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15112 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
15113 identifiers in diagnostics.
15114 * config/arm/arm.c (arm_handle_fndecl_attribute,
15115 arm_handle_isr_attribute): Likewise.
15116 * config/avr/avr.c (avr_handle_progmem_attribute,
15117 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
15118 * config/bfin/bfin.c (handle_int_attribute,
15119 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
15120 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
15121 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
15123 * config/darwin.c (darwin_handle_kext_attribute,
15124 darwin_handle_weak_import_attribute): Likewise.
15125 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
15126 h8300_handle_eightbit_data_attribute,
15127 h8300_handle_tiny_data_attribute): Likewise.
15128 * config/i386/i386.c (ix86_handle_cconv_attribute,
15129 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
15130 * config/i386/winnt.c (ix86_handle_shared_attribute,
15131 ix86_handle_selectany_attribute): Likewise.
15132 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
15133 * config/m32c/m32c.c (function_vector_handler): Likewise.
15134 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
15135 m68hc11_handle_fntype_attribute): Likewise.
15136 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
15137 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
15138 * config/mips/mips.c (mips_insert_attributes,
15139 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
15140 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
15141 rs6000_handle_struct_attribute): Likewise.
15142 * config/sh/sh.c (sh_insert_attributes,
15143 sh_handle_resbank_handler_attribute,
15144 sh_handle_interrupt_handler_attribute,
15145 sh2a_handle_function_vector_handler_attribute,
15146 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
15148 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
15149 * config/spu/spu.c (spu_handle_fndecl_attribute,
15150 spu_handle_vector_attribute): Likewise.
15151 * config/stormy16/stormy16.c
15152 (xstormy16_handle_interrupt_attribute): Likewise.
15153 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
15154 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
15156 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15158 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
15159 (pp_translate_identifiers): New.
15160 (pp_identifier): Only conditionally translate identifier to locale
15162 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
15163 (pp_base_tree_identifier): Only conditionally translate identifier
15164 to locale character set.
15165 * c-pretty-print.c (M_): Define.
15166 (pp_c_type_specifier, pp_c_primary_expression): Mark English
15167 fragments for conditional translation with M_.
15168 * tree-pretty-print.c (maybe_init_pretty_print): Disable
15169 identifier translation.
15171 2009-05-10 Richard Guenther <rguenther@suse.de>
15173 PR tree-optimization/40081
15174 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15175 using the main variant of the element type. Do not fiddle with
15176 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15178 2009-05-09 Jan Hubicka <jh@suse.cz>
15180 PR middle-end/40080
15181 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
15182 indirect calls; verify cgraph afterwards.
15184 2009-05-09 Jan Hubicka <jh@suse.cz>
15187 * ipa.c (update_inlined_to_pointer): New function.
15188 (cgraph_remove_unreachable_nodes): Use it.
15190 2009-05-09 Jan Hubicka <jh@suse.cz>
15192 * tree-eh.c (struct leh_state): Remove prev_try.
15193 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
15194 not track prev_try.
15195 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
15196 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
15197 remove_eh_handler_and_replace, foreach_reachable_handler,
15198 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
15199 * except.h (struct eh_region): Remove eh_region_u_cleanup.
15200 (gen_eh_region_cleanup): Update prototype.
15202 2009-05-09 Jan Hubicka <jh@suse.cz>
15204 PR middle-end/40043
15205 * except.c (copy_eh_region): Always set prev_try.
15206 (redirect_eh_edge_to_label): Find outer try.
15207 (foreach_reachable_handler): When looking for prev try
15208 handle case where previous try is not going to be taken.
15210 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
15212 PR tree-optimization/40049
15213 * tree-vect-stmts.c (vectorizable_operation): If the machine has
15214 only vector/vector shifts, convert the type of the constant to the
15215 appropriate type to avoid building incorrect trees, which
15216 eventually have problems with garbage collection.
15218 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15220 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
15221 -1 for complex floating-point types if honoring signed zeros.
15223 2009-05-08 Jan Hubicka <jh@suse.cz>
15225 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
15226 argument; handle correctly when profile is absent.
15227 (build_cgraph_edges): Update.
15228 (rebuild_cgraph_edges): Update.
15229 * cgraph.c: Do not include varray.h.
15230 (cgraph_set_call_stmt_including_clones): New function.
15231 (cgraph_create_edge_including_clones): Likewise
15232 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
15233 (cgraph_update_edges_for_call_stmt): Handle clones.
15234 (cgraph_remove_node): Handle clone tree.
15235 (cgraph_remove_node_and_inline_clones): New function.
15236 (dump_cgraph_node): Dump clone tree.
15237 (cgraph_clone_node): Handle clone tree.
15238 (clone_function_name): Bring here from tree-inline.c.
15239 (cgraph_create_virtual_clone): New function.
15240 * cgraph.h (ipa_replace_map): Move here from ipa.h.
15241 (cgraph_clone_info): New function.
15242 (strut cgraph_node): Add clone_info and new clone tree pointers.
15243 (cgraph_remove_node_and_inline_clones,
15244 cgraph_set_call_stmt_including_clones,
15245 cgraph_create_edge_including_clones,
15246 cgraph_create_virtual_clone): Declare.
15247 (cgraph_function_versioning): Use VEC argument.
15248 (compute_call_stmt_bb_frequency): Update prototype.
15249 (cgraph_materialize_all_clones): New function.
15250 * ipa-cp.c (ipcp_update_cloned_node): Remove.
15251 (ipcp_create_replace_map): Update to VECtors.
15252 (ipcp_update_callgraph): Use virtual clones.
15253 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
15254 (ipcp_update_profiling): Do not update local profiling.
15255 (ipcp_insert_stage): Use VECtors and virtual clones.
15256 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
15257 (clone_of_p): New function.
15258 (cgraph_preserve_function_body_p): Use clone tree.
15259 (cgraph_optimize): Materialize clones.
15260 (cgraph_function_versioning): Update for VECtors.
15261 (save_inline_function_body): Use clone tree.
15262 (cgraph_materialize_clone): New function.
15263 (cgraph_materialize_all_clones): Likewise.
15264 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
15265 * ipa.c: Include gimple.h.
15266 (cgraph_remove_unreachable_nodes): Use clone tree.
15267 * ipa-prop.c (ipa_note_param_call): Update call to
15268 compute_call_stmt_bb_frequencycall.
15269 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
15270 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
15271 (copy_bb): Handle updating of clone tree; add new edge when new call
15273 (expand_call_inline): Be strict about every call having edge.
15274 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
15275 (delete_unreachable_blocks_update_callgraph): New function.
15276 (tree_function_versioning): Use VECtors; always remove unreachable
15277 blocks and fold conditionals.
15278 * tree-inline.h: Do not include varray.h.
15279 (tree_function_versioning): Remove.
15280 * Makefile.in (GTFILES): Remove tree-inline.c
15281 * passes.c (do_per_function): Do only functions having body.
15282 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
15285 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
15286 Andrew Morrow <acm@google.com>
15289 * c-common.c (c_common_attribute_table): Permit deprecated
15290 attribute to take an optional argument.
15291 (handle_deprecated_attribute): If the optional argument to
15292 __attribute__((deprecated)) is not a string ignore the attribute
15293 and emit a warning.
15295 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
15296 * c-typeck.c (build_component_ref): Likewise.
15297 (build_external_ref): Likewise.
15299 * toplev.c (warn_deprecated_use): Add an attribute argument.
15300 Emit the message associated with __attribute__((deprecated)).
15302 * toplev.h (warn_deprecated_use): Updated.
15304 * doc/extend.texi: Document new optional parameter to
15305 __attribute__((deprecated))
15307 2009-05-08 Michael Eager <eager@eagercon.com>
15309 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
15310 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
15312 2009-05-08 Richard Guenther <rguenther@suse.de>
15314 PR tree-optimization/40062
15315 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
15316 Avoid exponential behavior.
15318 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15320 PR rtl-optimization/33928
15322 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
15323 process_uses, build_single_def_use_links): New.
15324 (update_df): Update use_def_ref.
15325 (forward_propagate_into): Use get_def_for_use instead of use-def
15327 (fwprop_init): Call build_single_def_use_links and let it initialize
15329 (fwprop_done): Free use_def_ref.
15330 (fwprop_addr): Eliminate duplicate call to df_set_flags.
15331 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
15332 df_rd_simulate_one_insn): New.
15333 (df_rd_bb_local_compute_process_def): Update head comment.
15334 (df_chain_create_bb): Use the new RD simulation functions.
15335 * df.h (df_rd_simulate_artificial_defs_at_top,
15336 df_rd_simulate_one_insn): New.
15337 * opts.c (decode_options): Enable fwprop at -O1.
15338 * doc/invoke.texi (-fforward-propagate): Document this.
15340 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15343 * c-typeck.c (build_binary_op): Handle arithmetic between one real
15344 and one complex operand specially.
15345 * tree-complex.c (some_nonzerop): Do not identify a real value as
15346 zero if flag_signed_zeros.
15348 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15350 PR rtl-optimization/33928
15351 * loop-invariant.c (record_use): Fix && vs. || mishap.
15353 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15355 PR rtl-optimization/33928
15356 * loop-invariant.c (struct use): Add addr_use_p.
15357 (struct def): Add n_addr_uses.
15358 (struct invariant): Add cheap_address.
15359 (create_new_invariant): Set cheap_address.
15360 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
15361 (record_uses): Pass df_ref to record_use.
15362 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
15365 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15367 * config/sh/sh.c: Do not include c-pragma.h.
15369 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
15371 * config/spu/spu.c: Remove include of c-common.h.
15373 2009-05-07 Janis Johnson <janis187@us.ibm.com>
15376 * c-common.h (mark_valid_location_for_stdc_pragma,
15377 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
15378 clear_float_const_decimal64, float_const_decimal64_p): New.
15379 * c.opt (Wunsuffixed-float-constants): New.
15380 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
15381 unsuffixed float constant, handle new warning.
15382 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
15383 * c-decl.c (c_scope): New flag float_const_decimal64.
15384 (set_float_const_decimal64, clear_float_const_decimal64,
15385 float_const_decimal64_p): New.
15386 (push_scope): Set new flag.
15387 * c-parser.c (c_parser_translation_unit): Mark when it's valid
15388 to use STDC pragmas.
15389 (c_parser_external_declaration): Ditto.
15390 (c_parser_compound_statement_nostart): Ditto.
15391 * c-pragma.c (valid_location_for_stdc_pragma,
15392 mark_valid_location_for_stdc_pragma,
15393 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
15394 handle_pragma_float_const_decimal64): New.
15395 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
15396 * cp/semantics.c (valid_location_for_stdc_pragma_p,
15397 set_float_const_decimal64, clear_float_const_decimal64,
15398 float_const_decimal64_p): New dummy functions.
15399 * doc/extend.texi (Decimal Float): Remove statement that the
15400 pragma, and suffix for double constants, are not supported.
15401 * doc/invoke.texi (Warning Options): List new option.
15402 (-Wunsuffixed-float-constants): New.
15404 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
15406 * config/i386/i386.c: Do not include c-common.h.
15408 2009-05-07 Mark Heffernan <meheff@google.com>
15410 * doc/invoke.texi (Debugging Options): Document change of debugging
15412 * opts.c (decode_options): Make dump_base_name relative to
15413 aux_base_name directory.
15415 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15417 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
15418 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
15420 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
15422 * Makefile.in (install-plugin): Simplify a bit.
15424 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
15426 * Makefile.in (OBJS-common): Add regcprop.o.
15428 * timevar.def (TV_CPROP_REGISTERS): New.
15429 * regrename.c (regrename_optimize): Return 0.
15430 (rest_of_handle_regrename): Delete.
15431 (pass_rename_registers): Point to regrename_optimize.
15432 (struct value_data_entry, struct value_data,
15433 kill_value_one_regno, kill_value_regno, kill_value,
15434 set_value_regno, init_value_data, kill_clobbered_value,
15435 kill_set_value, kill_autoinc_value, copy_value,
15436 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
15437 replace_oldest_value_reg, replace_oldest_value_addr,
15438 replace_oldest_value_mem, copyprop_hardreg_forward_1,
15439 debug_value_data, validate_value_data): Move...
15440 * regcprop.c: ... here.
15441 (rest_of_handle_cprop): Delete.
15442 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
15444 2009-05-07 Jakub Jelinek <jakub@redhat.com>
15446 PR middle-end/40057
15447 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
15448 GEN_INT for 1 << bitnum.
15449 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
15450 build_int_cst_type.
15452 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
15454 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
15455 Remove wrong description of "nand" operation.
15457 2009-05-06 Richard Guenther <rguenther@suse.de>
15458 Adam Nemet <anemet@caviumnetworks.com>
15460 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
15461 comment. Add that if LHS is not a gimple register, then RHS1 has
15462 to be a single object (GIMPLE_SINGLE_RHS).
15464 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
15466 * expr.c (get_def_for_expr): Move it up in the file.
15467 (store_field): When expanding a bit-field store, look at the
15468 defining gimple stmt for the masking conversion.
15470 2009-05-06 Janis Johnson <janis187@us.ibm.com>
15472 PR middle-end/39986
15473 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
15474 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
15475 32-bit memcpy into long.
15477 2009-05-06 Jakub Jelinek <jakub@redhat.com>
15479 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
15480 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
15482 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
15483 instead of appending DW_OP_deref*.
15485 2009-05-06 Michael Matz <matz@suse.de>
15487 PR middle-end/40021
15488 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
15489 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
15491 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
15493 * Makefile.in (install-plugin): Fix srcdir handling.
15495 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
15497 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
15498 when processing for not_regs_needed bitmap.
15499 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
15500 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
15501 handling it for rhs.
15503 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15505 * config/i386/i386.md (unnamed inc/dec peephole): Use
15506 optimize_insn_for_size_p instead of optimize_size.
15507 * config/i386/predicates.md (incdec_operand): Likewise.
15508 (aligned_operand): Likewise.
15509 * config/i386/sse.md (divv8sf3): Likewise.
15510 (sqrtv8sf2): Likewise.
15512 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15514 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
15516 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
15518 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15520 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
15521 ssemodesuffixf2c with avxmodesuffixf2c.
15523 2009-05-06 Joseph Myers <joseph@codesourcery.com>
15526 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
15528 2009-05-05 Jakub Jelinek <jakub@redhat.com>
15530 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
15531 (struct tree_base): Adjust spacing for 8 bit boundaries.
15532 (struct tree_decl_common): Add decl_by_reference_flag bit.
15533 (DECL_BY_REFERENCE): Adjust.
15534 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
15535 print DECL_BY_REFERENCE bit.
15536 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
15537 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
15538 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
15539 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
15542 PR middle-end/39666
15543 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
15544 range of the type, but default label is missing, add it with one
15545 of the existing labels instead of adding a new label for it.
15547 2009-05-05 Joseph Myers <joseph@codesourcery.com>
15551 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
15553 * Makefile.in (enable_plugin, plugin_includedir): New.
15554 (install): Depend on install-plugin.
15555 (PLUGIN_HEADERS): New.
15556 (install-plugin): New.
15557 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
15559 2009-05-05 Richard Guenther <rguenther@suse.de>
15561 PR tree-optimization/40022
15562 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
15564 (phivn_valid_p): Fix tuplification error, simplify.
15565 (phiprop_insert_phi): Add dumps.
15566 (propagate_with_phi): Simplify.
15568 2009-05-05 Richard Guenther <rguenther@suse.de>
15570 PR middle-end/40023
15571 * builtins.c (gimplify_va_arg_expr): Properly build the address.
15573 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
15575 * tree.h (strip_float_extensions): Remove duplicate declaration.
15576 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
15577 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
15578 block_ultimate_origin): Rearrange the declarations line to match the
15579 comment that indicates the .c file which the functions are defined.
15580 (dwarf2out_*, set_decl_rtl): Add comment.
15581 (get_base_address): Adjust comment.
15582 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
15583 declarations line and add comment.
15584 (is_builtin_name): Add blank after function name, for clarity.
15586 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15588 * attribs.c (decl_attributes): Use %qE for identifiers in
15590 * cgraphunit.c (verify_cgraph_node): Translate function names to
15591 locale character set in diagnostics.
15592 * coverage.c (get_coverage_counts): Use %qE for identifiers in
15594 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
15595 Document that functions are named in UTF-8.
15596 * expr.c (expand_expr_real_1): Translate function names to locale
15597 character set in diagnostics.
15598 * gimplify.c (omp_notice_variable, omp_is_private,
15599 gimplify_scan_omp_clauses): Use %qE for identifiers in
15601 * langhooks.c (lhd_print_error_function): Translate function names
15602 to locale character set.
15603 * langhooks.h (decl_printable_name): Document that return value is
15604 in internal character set.
15605 * stmt.c: Include pretty-print.h
15606 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
15608 (resolve_operand_name_1): Translate named operand name to locale
15610 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
15612 * toplev.c (announce_function): Translate function names to locale
15614 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
15615 (default_tree_printer): Use pp_identifier or translate identifiers
15616 to locale character set. Mark "<anonymous>" for translation.
15617 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
15618 for identifiers in diagnostics.
15619 * tree.c (handle_dll_attribute): Use %qE for identifiers in
15621 * varasm.c (output_constructor): Use %qE for identifiers in
15624 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
15626 * configure.ac: use ` ` instead of $()
15627 * configure: Regenerate.
15629 2009-05-05 Ben Elliston <bje@au.ibm.com>
15631 * config/pa/linux-atomic.c: Eliminate conditional include of
15632 errno.h on non-LP64 systems to simplify build requirements.
15634 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15636 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
15638 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
15639 and pass value to identifier_to_locale.
15640 (warn_variable_length_array): Make name a tree.
15641 (grokdeclarator): Separate diagnostic texts for named and unnamed
15642 declarators. Use %qE for named declarators.
15643 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
15645 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
15646 identifiers in diagnostics.
15647 * c-typeck.c (push_member_name, start_init): Pass identifiers to
15648 identifier_to_locale. Mark "anonymous" strings for translation.
15650 2009-05-04 Michael Eager <eager@eagercon.com>
15652 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
15653 address for DImode/DFmode only if double-precision FP regs.
15655 2009-05-04 Michael Eager <eager@eagercon.com>
15657 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
15658 TARGET_SINGLE_FLOAT check.
15660 2009-05-04 Michael Eager <eager@eagercon.com>
15662 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
15664 2009-05-04 Michael Eager <eager@eagercon.com>
15666 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
15667 * config/rs6000/t-xilinx: New
15669 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
15671 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
15672 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
15673 * gcc/explow.c (memory_address): Use target hook.
15674 * gcc/targhooks.c (default_legitimize_address): New.
15675 * gcc/targhooks.h (default_legitimize_address): New.
15676 * gcc/target.h (legitimize_address): New.
15677 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
15678 (TARGET_INITIALIZER): Include it.
15679 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
15681 * config/bfin/bfin-protos.h (legitimize_address): Remove.
15682 * config/bfin/bfin.c (legitimize_address): Remove.
15683 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
15684 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
15686 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
15687 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
15689 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
15690 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
15691 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
15692 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
15693 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
15694 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
15695 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
15696 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
15697 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
15698 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
15699 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
15700 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
15701 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
15702 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
15703 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
15704 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
15705 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
15706 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
15707 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
15708 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
15709 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
15710 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
15711 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
15713 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
15714 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
15715 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
15716 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
15717 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
15718 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
15719 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
15720 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
15721 (thumb_legitimize_address): Delete.
15722 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
15723 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
15724 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
15725 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
15726 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
15727 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
15729 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
15732 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
15733 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
15734 * config/m32r/m32r.c (m32r_legitimize_address): New.
15735 * config/m68k/m68k.c (m68k_legitimize_address): New.
15736 * config/score/score.c (score_legitimize_address): Standardize.
15737 * config/score/score3.c (score3_legitimize_address): Standardize.
15738 * config/score/score3.h (score3_legitimize_address): Adjust.
15739 * config/score/score7.c (score7_legitimize_address): Standardize.
15740 * config/score/score7.h (score7_legitimize_address): Adjust.
15741 * config/sh/sh.c (sh_legitimize_address): New.
15742 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
15744 * gcc/config/s390/s390.c (legitimize_address): Rename to...
15745 (s390_legitimize_address): ... this.
15746 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
15747 (sparc_legitimize_address): ... this.
15748 * gcc/config/i386/i386.c (legitimize_address): Rename to...
15749 (ix86_legitimize_address): ... this.
15750 * gcc/config/avr/avr.c (legitimize_address): Rename to...
15751 (avr_legitimize_address): ... this.
15752 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
15753 (mn10300_legitimize_address): ... this.
15754 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
15755 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
15756 (alpha_expand_mov): Adjust call.
15758 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
15759 * config/spu/spu.c (spu_legitimize_address): Likewise.
15760 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
15761 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
15763 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15765 * intl.c (locale_encoding, locale_utf8): New.
15766 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
15767 * intl.h (locale_encoding, locale_utf8): Declare.
15768 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
15769 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
15771 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
15773 (pp_tree_identifier): Define to call pp_base_tree_identifier.
15774 (pp_base_tree_identifier): Declare as function.
15775 (identifier_to_locale): Declare.
15776 * Makefile.in (pretty-print.o): Update dependencies.
15777 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
15779 2009-05-04 Richard Guenther <rguenther@suse.de>
15781 PR middle-end/40015
15782 * builtins.c (fold_builtin_memory_op): Do not decay to element
15783 type if the size matches the whole array.
15785 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15787 * expmed.c (synth_mult): When trying out a shift, pass the result
15790 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15792 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
15793 (shiftsub1_cost): New.
15794 (init_expmed): Compute shiftsub1_cost.
15795 (synth_mult): Optimize multiplications by constants of the form
15796 -(2^^m-1) for some constant positive integer m.
15798 2009-05-03 Richard Guenther <rguenther@suse.de>
15801 * c-typeck.c (array_to_pointer_conversion): Do not built
15802 ADDR_EXPRs of arrays of pointer-to-element type.
15803 * c-gimplify.c (c_gimplify_expr): Revert change fixing
15804 up wrong ADDR_EXPRs after-the-fact.
15805 * c-common.c (strict_aliasing_warning): Strip pointer
15806 conversions for obtaining the original type.
15807 * builtins.c (fold_builtin_memset): Handle array types.
15808 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
15811 2009-05-03 Richard Guenther <rguenther@suse.de>
15813 PR middle-end/23329
15814 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
15815 Do not lose casts from array types with unknown extent to array
15816 types with known extent.
15817 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
15818 alias set compatibility.
15820 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
15822 * flags.h (extra_warnings): Delete.
15823 * toplev.c (process_options): Handle Wuninitialized here.
15824 * opts.c (extra_warnings): Delete.
15825 (set_Wextra): Delete.
15826 (common_handle_option): -Wextra can be handled automatically.
15827 * c-opts.c (c_common_handle_option): Delete obsolete code.
15828 (c_common_post_options): Simplify comment.
15829 * common.opt (W): Add Var.
15831 (Wuninitialized): Initialize to -1.
15833 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
15834 Richard Guenther <rguenther@suse.de>
15836 * expr.c (get_def_for_expr): New function.
15837 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
15838 SSA rather than trees.
15839 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
15840 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
15842 2009-05-03 Joseph Myers <joseph@codesourcery.com>
15844 * c-common.c (reswords): Add _Imaginary.
15845 * c-common.c (enum rid): Add RID_IMAGINARY.
15847 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
15849 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
15850 Patch by Richard Guenther.
15852 2009-05-03 Anatoly Sokolov <aesok@post.ru>
15854 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
15855 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
15856 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
15857 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
15858 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
15859 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
15860 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
15861 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
15862 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
15863 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
15864 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
15865 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
15866 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
15867 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
15868 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
15869 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
15870 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
15871 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
15873 2009-05-02 Richard Guenther <rguenther@suse.de>
15875 PR tree-optimization/39940
15876 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
15879 2009-05-02 Richard Guenther <rguenther@suse.de>
15881 PR middle-end/40001
15882 * tree-ssa.c (execute_update_addresses_taken): Properly check
15883 if we can mark a variable DECL_GIMPLE_REG_P.
15884 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
15885 back to the end of the function.
15886 (is_gimple_reg_type): Remove complex type special casing.
15887 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
15890 2009-05-02 Ben Elliston <bje@au.ibm.com>
15892 * doc/collect2.texi (Collect2): Document search path behaviour
15893 when configured with --with-ld.
15895 2009-05-02 Jan Hubicka <jh@suse.cz>
15897 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
15898 parameter; update callers.
15899 (coalesce_cost_edge): EH edges are costier because they needs
15900 splitting even if not critical and even more costier when there are
15901 multiple EH predecestors.
15903 2009-05-02 Jan Hubicka <jh@suse.cz>
15905 * except.c (remove_eh_handler_and_replace): Handle updating after
15906 removing TRY blocks.
15908 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
15910 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
15912 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
15914 * varasm.c: Do not include c-pragma.h.
15915 * attribs.c: Do not incude c-common.h.
15917 2009-05-01 Michael Matz <matz@suse.de>
15919 * calls.c (initialize_argument_information): Handle SSA names like
15920 decls with a non MEM_P DECL_RTL.
15922 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15924 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
15925 * ipa-utils.c: Likewise.
15926 * ipa-type-escape.c: Likewise.
15927 * cgraphunit.c Do not include c-common.h.
15928 * ipa-pure-const.c: Likewise.
15929 * tree-if-conv.c: Likewise.
15930 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
15931 * ipa-struct-reorg.c: Likewise.
15932 * tree-nomudflap.c: Likewise.
15933 * tree-ssa-structalias.c: Likewise.
15935 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15937 * store-motion.c: Many cleanups to make this pass a first-class
15938 citizen instead of an appendix to gcse load motion. Add TODO list
15939 to make this pass faster/cleaner/better.
15941 (struct ls_expr): Post gcse.c-split cleanups.
15942 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
15943 "stores" field to "avail_stores".
15944 (pre_ldst_mems): Rename to store_motion_mems.
15945 (pre_ldst_table): Rename to store_motion_mems_table.
15946 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
15947 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
15948 (ldst_entry): Rename to st_expr_entry, update users.
15949 (free_ldst_entry): Rename to free_st_expr_entry, update users.
15950 (free_ldst_mems): Rename to free_store_motion_mems, update users.
15951 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
15953 (first_ls_expr): Rename to first_st_expr, update users.
15954 (next_ls_expr): Rename to next_st_expr, update users.
15955 (print_ldst_list): Rename to print_store_motion_mems. Print names of
15956 fields properly for store motion instead of names inherited from load
15958 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
15959 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
15962 (ae_kill): Rename to st_kill, update users.
15963 (ae_gen): Rename to st_avloc, update users.
15964 (transp): Rename to st_transp, update users.
15965 (pre_insert_map): Rename to st_insert_map, update users.
15966 (pre_delete_map): Rename to st_delete_map, update users.
15967 (insert_store, build_store_vectors, free_store_memory,
15968 one_store_motion_pass): Update for abovementioned changes.
15970 (gcse_subst_count, gcse_create_count): Remove.
15971 (one_store_motion_pass): New statistics counters "n_stores_deleted"
15972 and "n_stores_created", local variables.
15974 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
15977 (regvec, compute_store_table_current_insn): Remove.
15978 (reg_set_info, reg_clear_last_set): Remove.
15979 (compute_store_table): Use DF caches instead of local dataflow
15982 2009-05-01 Joseph Myers <joseph@codesourcery.com>
15984 * c-objc-common.c (c_tree_printer): Print identifiers with
15985 pp_identifier, not pp_string. Mark "({anonymous})" for
15987 * c-pretty-print.c (pp_c_ws_string): New.
15988 (pp_c_cv_qualifier, pp_c_type_specifier,
15989 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
15990 pp_c_storage_class_specifier, pp_c_function_specifier,
15991 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
15992 pp_c_primary_expression, pp_c_postfix_expression,
15993 pp_c_unary_expression, pp_c_shift_expression,
15994 pp_c_relational_expression, pp_c_equality_expression,
15995 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
15996 use pp_string and pp_c_ws_string in place of pp_identifier and
15997 pp_c_identifier for non-identifiers. Mark English strings for
15999 * c-pretty-print.h (pp_c_ws_string): Declare.
16001 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
16002 Roland McGrath <roland@redhat.com>
16004 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
16005 (ENABLE_LD_BUILDID): New configuration option.
16006 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
16007 (LINK_BUILDID_SPEC): New macro.
16008 (init_spec): If defined, prepend it between LINK_EH_SPEC and
16010 * doc/install.texi: Document --enable-linker-build-id option.
16011 * configure: Rebuild.
16012 * config.in: Rebuild.
16014 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
16016 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
16017 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
16018 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
16019 MIPS_GP_SAVE_AREA_SIZE.
16020 * config/mips/mips.c (struct mips_frame_info): Update comment
16021 before arg_pointer_offset and hard_frame_pointer_offset.
16022 (mips_compute_frame_info): Update diagram before function: to
16023 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
16024 indicate the position of frame_pointer_rtx with -fstack-protector and
16025 to show args_size. Don't allocate cprestore area for leaf functions
16026 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
16028 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
16030 2009-04-30 Michael Matz <matz@suse.de>
16032 PR tree-optimization/39955
16033 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
16035 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
16037 * ira.c (setup_cover_and_important_classes): Use safe macro
16038 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
16040 * genpreds.c (write_tm_preds_h): Output suitable definition of
16041 REG_CLASS_FOR_CONSTRAINT.
16043 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16045 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
16047 * bitmap.c (bitmap_descriptor): Likewise.
16048 * ggc-common.c (loc_descriptor): Likewise.
16049 * varray.c (varray_descriptor): Likewise.
16050 * vec.c (vec_descriptor): Likewise.
16052 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
16054 * Makefile.in (dce.o): Add $(EXCEPT_H).
16055 * dce.c: Include except.h and delete redundant vector definitions.
16056 (deletable_insn_p): Return false for non-call insns that can throw
16059 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
16061 * gcse.c (ae_gen): Remove.
16062 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
16063 and make non-static function to make it available in store-motion.c.
16064 Update call sites with search-and-replace.
16065 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
16066 extract_mentioned_regs, extract_mentioned_regs_helper,
16067 find_moveable_store, compute_store_table, load_kills_store, find_loads,
16068 store_killed_in_insn, store_killed_after, store_killed_before,
16069 build_store_vectors, insert_insn_start_basic_block, insert-store,
16070 remove_reachable_equiv_notes, replace_store_insn, delete_store,
16071 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
16072 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
16073 * store-motion.c: ...new file. Also copy data structures from gcse.c
16074 and clean up to remove parts not used by store motion.
16075 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
16076 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
16078 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16081 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
16082 when optimizing for size.
16084 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
16086 * gcse.c (gcse_constant_p): Fix typo in last change.
16088 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16090 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
16092 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
16094 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
16096 2009-04-29 James E. Wilson <wilson@codesourcery.com>
16098 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
16099 CONST_HIGH_PART result.
16101 2009-04-29 Anatoly Sokolov <aesok@post.ru>
16103 * config/avr/avr.c (initial_elimination_offset): Rename to
16104 avr_initial_elimination_offset.
16105 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
16106 change return type to bool.
16107 (avr_can_eliminate): New function.
16108 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
16109 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
16110 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
16111 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
16112 avr_initial_elimination_offset.
16113 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
16114 (avr_initial_elimination_offset): Define.
16116 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
16117 Steven Bosscher <steven@gcc.gnu.org>
16119 PR rtl-optimization/39938
16120 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
16121 * cfgrtl.c: Include insn-attr.h.
16122 (rest_of_pass_free_cfg): New function.
16123 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
16124 * resource.c (init_resource_info): Remove call to df_analyze.
16126 2009-04-29 Richard Guenther <rguenther@suse.de>
16129 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
16130 allow conversion to signed integers.
16132 2009-04-29 Richard Guenther <rguenther@suse.de>
16134 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
16135 shifts of floating point vectors if the shift amount is
16136 a constant multiple of the element size.
16138 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
16139 Michael Matz <matz@suse.de>
16141 PR middle-end/39927
16143 * tree-outof-ssa.c (emit_partition_copy): New function.
16144 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
16145 insert_part_to_rtx_on_edge): Perform the partition base var
16146 copy using emit_partition_copy.
16147 (insert_value_copy_on_edge): Convert constants to the right mode.
16148 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
16149 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
16151 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16153 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
16154 scan backwards to try to find a constant to initialize it.
16156 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
16157 insn before the loop_end instruction, don't look past labels.
16159 2009-04-29 Richard Guenther <rguenther@suse.de>
16161 PR middle-end/39937
16162 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
16163 loose type conversions.
16164 (forward_propagate_addr_expr): Fix tuplification bug. Remove
16165 stmts only if there are no uses of its definition.
16167 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16169 * config/bfin/bfin.h (splitting_loops): Declare.
16170 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
16171 Reorder bit definitions to be ascending.
16172 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
16173 * config/bfin/bfin.c (splitting_loops): New variable.
16174 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
16175 (struct loop_info): Remove members INIT and LOOP_INIT.
16176 (bfin_optimize_loop): Don't set them. Reorder the code that generates
16177 the LSETUP sequence. Allow LC to be loaded from any register, but
16178 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
16179 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
16181 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
16182 of reload_completed.
16185 * config/bfin/bfin.md (movsi_insn): Refine constraints.
16187 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
16189 * Makefile.in (PLUGIN_VERSION_H): New.
16190 (OBJS-common): Remove plugin-version.o.
16191 (plugin.o): Depend on (PLUGIN_VERSION_H).
16192 (plugin-version.o): Remove.
16193 * configure: Regenerate
16194 * configure.ac: Create plugin-version.h.
16195 * gcc-plugin.h (plugin_gcc_version): Remove.
16196 (plugin_default_version_check): Change signature.
16197 * plugin-version.c: Remove.
16198 * plugin.c: Include plugin-version.h.
16199 (str_plugin_gcc_version_name): Remove.
16200 (try_init_one_plugin): Pass gcc version to plugin_init.
16201 (plugin_default_version_check): Both gcc and plugin versions are now
16204 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16206 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
16207 problematic last insns. Test for TYPE_CALL rather than CALL_P.
16208 Remove special case testing for last insn of inner loops. Don't fail
16209 if the loop ends with a jump, emit an extra nop instead.
16211 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
16212 DREGS rather than comparing directly. Remove code that tries to
16213 account for latencies.
16215 2009-04-29 Richard Guenther <rguenther@suse.de>
16217 PR tree-optimization/39941
16218 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
16219 eliminating an indirect call.
16221 2009-04-29 Richard Guenther <rguenther@suse.de>
16223 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
16224 parameter. Allow invariants as base if !require_lvalue.
16225 (verify_gimple_assign_single): Adjust.
16227 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16229 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
16230 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
16231 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
16232 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
16233 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
16235 * config/bfin/bfin.c (bfin_expand_builtin,
16236 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
16238 2009-04-28 Richard Guenther <rguenther@suse.de>
16240 * tree-vect-loop.c (get_initial_def_for_induction): Use
16241 correct types for pointer increment.
16243 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16245 * toplev.c (print_version): Update GMP version string calculation.
16247 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
16249 PR rtl-optimization/39938
16250 * resource.c (init_resource_info): Add call to df_analyze.
16252 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16254 * config/alpha/alpha.md (usegp): Cast the result of
16255 alpha_find_lo_sum_using_gp to enum attr_usegp.
16256 * config/alpha/alpha.c (override_options): Remove end-of-structure
16257 marker element from cpu_table. Use array size of cpu_table to handle
16258 -mcpu and -mtune options.
16259 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
16261 2009-04-28 Joseph Myers <joseph@codesourcery.com>
16263 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
16264 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
16265 tune_32 and tune_64.
16266 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16267 support on PowerPC.
16268 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
16269 * config/rs6000/option-defaults.h: ... here. New file.
16270 (OPT_64, OPT_32): Define.
16271 (MASK_64BIT): Define to 0 if not already defined.
16272 (OPT_ARCH64, OPT_ARCH32): Define.
16273 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
16276 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16278 * config/arm/arm.c (arm_override_options): Emit error on using
16281 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16283 PR rtl-optimization/39914
16284 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16285 registers for allocnos created from user-defined variables only
16286 when not optimizing.
16288 2009-04-28 Richard Guenther <rguenther@suse.de>
16290 PR middle-end/39937
16291 * fold-const.c (fold_binary): Use distribute_real_division only
16294 2009-04-28 Steve Ellcey <sje@cup.hp.com>
16296 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
16297 add hpux-stdint.h to tm_file.
16298 (hppa[12]*-*-hpux11*): Ditto.
16299 (ia64*-*-hpux*): Ditto.
16300 * config/hpux-stdint.h: New.
16301 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
16302 __STDC_EXT__ for all compiles.
16303 * config/pa/pa-hpux.h: Ditto.
16304 * config/pa/pa-hpux10.h: Ditto.
16305 * config/pa/pa-hpux11.h: Ditto.
16307 2009-04-28 Catherine Moore <clm@codesourcery.com>
16309 * debug.h (set_name): Add comment.
16311 2009-04-28 Andrew Pinski <pinskia@gmail.com>
16314 * config/darwin.c (machopic_gen_offset): Check
16315 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
16316 * config/arm/arm.c (require_pic_register): Likewise.
16318 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
16320 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
16321 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
16322 m32c_promote_prototypes): Delete.
16324 2009-04-28 Michael Matz <matz@suse.de>
16326 PR middle-end/39922
16327 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
16330 2009-04-28 Richard Guenther <rguenther@suse.de>
16332 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
16334 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16336 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
16337 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
16338 * config/arm/arm-tune.md: Regenerate.
16340 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
16342 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
16343 block if there are complex incoming edges.
16344 (sel_merge_blocks): Remove useless assert.
16345 (sel_redirect_edge_and_branch): Check that edge was redirected.
16346 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
16347 (sel_find_rgns): Delete declaration.
16348 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
16349 the region when it is not a preheader.
16351 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16354 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
16356 2009-04-28 Richard Guenther <rguenther@suse.de>
16358 * tree.h (SSA_NAME_VALUE): Remove.
16359 (struct tree_ssa_name): Remove value_handle member.
16360 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
16361 array for jump threading.
16362 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
16364 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
16365 * tree-flow.h (threadedge_initialize_values): Declare.
16366 (threadedge_finalize_values): Likewise.
16367 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
16368 (SSA_NAME_VALUE): Define.
16369 (threadedge_initialize_values): New function.
16370 (threadedge_finalize_values): Likewise.
16371 * tree-ssa-dom.c (ssa_name_values): New global variable.
16372 (SSA_NAME_VALUE): Define.
16373 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
16375 2009-04-28 Ira Rosen <irar@il.ibm.com>
16377 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
16378 Use REPORT_VECTORIZED_LOCATIONS instead
16379 REPORT_VECTORIZED_LOOPS.
16380 * tree-vectorizer.c (vect_verbosity_level): Make static.
16381 (vect_loop_location): Rename to vect_location.
16382 (vect_set_verbosity_level): Update comment.
16383 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
16385 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
16386 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
16387 instead REPORT_UNVECTORIZED_LOOPS.
16388 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
16389 and vect_loop_def to vect_external_def and vect_internal_def.
16390 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
16391 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
16392 REPORT_UNVECTORIZED_LOCATIONS.
16393 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
16394 and vect_used_in_loop and to vect_unused_in_scope and
16395 vect_used_in_scope.
16396 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
16397 (vect_verbosity_level): Remove declaration.
16398 (vect_analyze_operations): Likewise.
16399 (vect_analyze_stmt): Declare.
16400 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
16401 REPORT_UNVECTORIZED_LOCATIONS.
16402 (vect_get_loop_niters): Fix indentation.
16403 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
16404 (vect_analyze_loop_operations): New function.
16405 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
16406 vect_analyze_operations.
16407 (vect_is_simple_reduction): Use new names.
16408 (vectorizable_live_operation, vect_transform_loop): Likewise.
16409 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
16410 to specify whether the data references can be a part of interleaving
16412 (vect_analyze_data_ref_dependence): Use new names.
16413 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
16414 (vect_create_addr_base_for_vector_ref): Remove redundant code.
16415 * tree-vect-patterns.c (widened_name_p): Use new names.
16416 (vect_recog_dot_prod_pattern): Likewise.
16417 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
16418 (process_use, vect_mark_stmts_to_be_vectorized,
16419 vect_model_simple_cost, vect_model_store_cost,
16420 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
16421 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
16422 vectorizable_operation, vectorizable_type_demotion,
16423 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
16424 vectorizable_condition): Likewise.
16425 (vect_analyze_operations): Split into vect_analyze_loop_operations
16427 (vect_analyze_stmt): ... new function.
16428 (new_stmt_vec_info): Use new names.
16429 (vect_is_simple_use): Use new names and fix comment.
16430 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
16431 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
16433 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16436 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
16437 and integer modes for x87 operands. Do not ICE for unsupported size,
16438 generate error instead. Generate error for unsupported operand types.
16439 ['z']: Do not handle HImode memory operands specially. Warning
16440 for floating-point operands. Fallthru to 'Z' for unsupported operand
16441 types. Do not ICE for unsupported size, generate error instead.
16442 (output_387_binary_op): Use %Z to output operands.
16443 (output_fp_compare): Ditto.
16444 (output_387_reg_move): Ditto.
16446 2009-04-28 Ben Elliston <bje@au.ibm.com>
16451 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16453 * builtins.c (c_strlen): Do not warn here.
16454 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16455 * c-common.c (pointer_int_sum): Take an explicit location.
16456 Warn about offsets out of bounds.
16457 * c-common.h (pointer_int_sum): Adjust declaration.
16459 2009-04-27 Ian Lance Taylor <iant@google.com>
16461 * collect2.c (is_ctor_dtor): Change type of ret field in struct
16463 * dce.c (run_fast_df_dce): Change type of old_flags to int.
16464 * df-core.c (df_set_flags): Change return type to int. Change
16465 type of old_flags to int.
16466 (df_clear_flags): Likewise.
16467 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
16468 (df_get_conditional_uses): Likewise.
16469 * df.h (df_set_flags, df_clear_flags): Update declarations.
16470 * dwarf2out.c (struct indirect_string_node): Change type of form
16471 field to enum dwarf_form.
16472 (AT_string_form): Change return type to enum dwarf_form.
16473 * fixed-value.c (fixed_compare): Add cast to enum type.
16474 * fwprop.c (update_df): Change 0 to VOIDmode.
16475 * gensupport.c: Change 0 to UNKNOWN.
16476 * gimple.h (gimple_cond_code): Add cast to enum type.
16477 * haifa-sched.c (reemit_notes): Add cast to enum type.
16478 * hooks.c (hook_int_void_no_regs): Remove function.
16479 * hooks.h (hook_int_void_no_regs): Remove declaration.
16480 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
16481 * predict.c (combine_predictions_for_insn): Add casts to enum type.
16482 * real.c (real_arithmetic): Add cast to enum type.
16483 (real_compare): Likewise.
16484 * target.h (struct gcc_target): Change return type of
16485 branch_target_register_class to enum reg_class.
16486 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
16487 default_branch_target_register_class.
16488 * targhooks.c (default_branch_target_register_class): New function.
16489 * targhooks.h (default_branch_target_register_class): Declare.
16490 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
16491 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
16493 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
16495 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
16496 vect_uninitialized_def. Change 0 to ERROR_MARK.
16497 * tree-vect-stmts.c (supportable_widening_operation): Don't
16498 initialize icode1 and icode2.
16499 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
16500 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
16502 (cmn_err_flag_specs): Change 0 to STD_C89.
16503 (cmn_err_char_table): Likewise.
16504 * config/arm/arm.c (get_arm_condition_code): Change type of code
16505 to enum arm_cond_code.
16506 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
16507 (IWMMXT_BUILTIN2): Likewise.
16508 (neon_builtin_type_bits): Don't define typedef.
16509 (neon_builtin_datum): Change type of bits field to int.
16510 (arm_expand_neon_args): Add cast to enum type.
16511 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
16513 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
16514 casts to enum type.
16515 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
16517 * config/mips/mips.md (jal_macro): Return enum constant.
16518 (single_insn): Likewise.
16519 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
16521 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16522 casts to enum type.
16523 * config/s390/s390.c (s390_tune_flags): Change type to int.
16524 (s390_arch_flags): Likewise.
16525 (s390_handle_arch_option): Change flags field of struct pta to int.
16526 * config/s390/s390.h (s390_tune_flags): Update declaration.
16527 (s390_arch_flags): Likewise.
16528 * config/sh/sh.c (prepare_move_operands): Compare
16529 tls_symbolic_operand result with enum constant.
16530 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
16531 (sh_expand_prologue): Add cast to enum type.
16532 (sh_expand_epilogue): Likewise.
16533 (tls_symbolic_operand): Change return type to enum tls_model.
16534 (fpscr_set_from_mem): Add cast to enum type.
16535 (legitimize_pic_address): Compare tls_symbolic_operand result with
16537 (sh_target_reg_class): Change return type to enum reg_class.
16538 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
16540 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
16541 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
16542 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
16543 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
16544 (delayed_branch, tls_call_delay): Likewise.
16545 (eligible_for_sibcall_delay): Likewise.
16546 (eligible_for_return_delay): Likewise.
16547 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
16548 (spu_expand_builtin_1): Likewise.
16550 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
16551 for all types of conversions.
16552 (output_init_element): Issue -Wc++-compat warning if needed when
16553 initializing a bitfield with enum type.
16554 * c-parser.c (c_parser_expression): Set original_type to
16555 original_type of right hand operand of comma operator.
16557 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16559 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
16561 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
16562 * doc/cpp.texi (Standard Predefined Macros)
16563 (Implementation-defined behavior): Likewise.
16564 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
16565 * doc/gimple.texi (GIMPLE Exception Handling)
16566 (@code{GIMPLE_ASSIGN}): Likewise.
16567 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
16568 * doc/invoke.texi (Warning Options, Optimize Options)
16569 (AVR Options, Darwin Options): Likewise.
16570 (Optimize Options): Reformulate -fwhole-program description.
16571 * doc/loop.texi (Lambda): Likewise.
16572 * doc/md.texi (Output Template, Define Constraints)
16573 (Standard Names, Insn Splitting): Likewise.
16574 * doc/options.texi (Option properties): Likewise.
16575 * doc/passes.texi (Tree-SSA passes): Likewise.
16576 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
16577 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
16578 (File Names and DBX): Likewise.
16579 * doc/trouble.texi (Incompatibilities): Likewise.
16581 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16583 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
16584 instruction is correct.
16586 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16588 Allow non-constant arguments to conversion intrinsics.
16589 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
16590 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
16591 * spu.c (print_operand): Handle 'v' and 'w'.
16592 (exp2_immediate_p, spu_gen_exp2): Define.
16593 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
16594 spu_convtf_1): Update parameter descriptions.
16595 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
16596 * constraints.md ('v', 'w'): New.
16597 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
16599 (i2f, I2F): New define_mode_attr.
16600 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
16601 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
16602 fixuns_truncv4sfv4si2): Update to use mode attribute.
16603 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
16604 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
16605 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
16606 patterns for combine.
16608 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
16610 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
16611 (cprop, hoist, pre, store_motion): New debug counters.
16612 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
16613 is not an RTL pass anymore.
16614 (pass_profiling): Remove extern decl for pass removed in 2005.
16615 (pass_gcse, pass_jump_bypass): Remove.
16616 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
16617 to 0 for clean state.
16618 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
16619 * cse.c (gate_handle_cse_after_global_opts,
16620 rest_of_handle_cse_after_global_opts): New functions.
16621 (pass_cse_after_global_opts): New pass, does local CSE.
16622 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
16623 (TV_CPROP): New timevar.
16624 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
16625 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
16626 (gcse_main, recompute_all_luids): Remove.
16627 (compute_hash_table_work): Call max_reg_num instead of reading
16629 (cprop_jump): Don't set run_jump_opt_after_gcse.
16630 (constprop_register): Always allow to alter jumps.
16631 (cprop_insn): Likewise.
16632 (do_local_cprop): Likewise.
16633 (local_cprop_pass): Likewise. Return non-zero if something changed.
16634 (cprop): Remove function, fold interesting bits into one_cprop_pass.
16635 (find_implicit_sets): Add note about missed optimization opportunity.
16636 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
16637 pass_rtl_cprop execute function.
16638 Don't bother tracking the pass number, each pass gets its own dumpfile
16640 Always allow to alter jumpsand bypass jumps.
16641 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
16642 will just find no suitable set.
16643 (pre_edge_insert): Fix dumping, this function is for PRE only.
16644 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
16645 pass_rtl_pre execute function.
16646 (hoist_code): Return non-zero if something changed. Keep track of
16647 substitutions and insertions for statistics gathering similar to PRE.
16648 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
16649 called from the pass_rtl_hoist execute function. Show pass statistics.
16650 (compute_store_table): Use max_reg_num directly instead of using the
16651 formerly global max_gcse_regno.
16652 (build_store_vectors): Likewise.
16653 (replace_store_insn): Fix dumping.
16654 (store_motion): Rename to ...
16655 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
16656 pass, called from the pass_rtl_store_motion execute function. Keep
16657 track of substitutions and insertions for statistics gathering similar
16659 (bypass_jumps): Remove, fold interesting bits into ...
16660 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
16661 from the pass_rtl_cprop execute function.
16662 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
16663 pass_jump_bypass): Remove.
16664 (gate_handle_gcse, rest_of_handle_gcse): Remove.
16665 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
16666 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
16667 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
16668 (gate_rtl_store_motion, execute_rtl_store_motion,
16669 pass_rtl_store_motion): New.
16670 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
16671 make it clear that -fcse-skip-blocks is a no-op for backward compat.
16672 * passes.c (init_optimization_passes): Remove pass_gcse and
16673 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
16674 and cse_after_global_opts in place of pass_gcse. Schedule cprop
16675 instead of pass_jump_bypass.
16677 2009-04-27 Richard Guenther <rguenther@suse.de>
16679 PR middle-end/39928
16680 * gimplify.c (gimplify_expr): If we are required to create
16681 a temporary make sure it ends up as register.
16683 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
16686 * config/i386/i386.c (construct_container): Don't call
16687 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
16688 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
16690 2009-04-27 Michael Matz <matz@suse.de>
16692 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
16693 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
16694 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
16695 (dump_replaceable_exprs): Take a bitmap.
16696 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
16698 (expand_gimple_basic_block): Likewise.
16699 * tree-ssa-ter.c (struct temp_expr_table_d): Make
16700 replaceable_expressions member a bitmap.
16701 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
16702 (mark_replaceable): Likewise.
16703 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
16704 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
16706 2009-04-27 Richard Guenther <rguenther@suse.de>
16708 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
16709 (verify_stmts): Dispatch to gimple/type verification code.
16710 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
16711 issue with call argument types.
16713 2009-04-27 Michael Matz <matz@suse.de>
16715 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
16716 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
16719 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
16720 Eric Botcazou <ebotcazou@adacore.com>
16722 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
16723 a label's basic block.
16724 (mark_target_live_regs): Tidy and rework obsolete comments.
16725 Change back DF problem to LIVE. If a label starts a basic block,
16726 assume that all registers that used to be live then still are.
16727 (init_resource_info): If a label starts a basic block, set its
16728 BLOCK_FOR_INSN accordingly.
16729 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
16731 2009-04-27 Richard Guenther <rguenther@suse.de>
16733 * tree-flow-inline.h (function_ann): Remove.
16734 (get_function_ann): Likewise.
16735 * tree-dfa.c (create_function_ann): Remove.
16736 * tree-flow.h (struct static_var_ann_d): Remove.
16737 (struct function_ann_d): Likewise.
16738 (union tree_ann_d): Remove fdecl member.
16739 (function_ann_t): Remove.
16740 (function_ann, get_function_ann, create_function_ann): Remove
16743 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
16745 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
16747 2009-04-27 Jan Hubicka <jh@suse.cz>
16749 * ipa-pure-const.c (struct funct_state_d): New fields
16750 state_previously_known, looping_previously_known; remove
16751 state_set_in_source.
16752 (analyze_function): Use new fields.
16753 (propagate): Avoid assumption that state_set_in_source imply
16756 * tree-ssa-loop-niter.c (finite_loop_p): New function.
16757 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
16758 * cfgloop.h (finite_loop_p): Declare.
16760 2009-04-26 Michael Matz <matz@suse.de>
16762 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
16764 2009-04-26 Michael Matz <matz@suse.de>
16766 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
16767 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
16768 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
16769 pass_mark_used_blocks): Remove.
16770 * tree-optimize.c (pass_free_datastructures,
16771 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
16772 * passes.c (init_optimization_passes): Don't call
16773 pass_mark_used_blocks, remove dead code.
16775 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
16777 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
16778 * tree-ssa-live.h (register_ssa_partition): Likewise.
16780 2009-04-26 Michael Matz <matz@suse.de>
16783 * builtins.c (fold_builtin_next_arg): Handle SSA names.
16784 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
16785 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
16787 (compare_pairs): Swap cost comparison.
16788 (coalesce_ssa_name): Don't use change_partition_var.
16789 * tree-nrv.c (struct nrv_data): Add modified member.
16790 (finalize_nrv_r): Set it.
16791 (tree_nrv): Use it to update statements.
16792 (pass_nrv): Require PROP_ssa.
16793 * tree-mudflap.c (mf_decl_cache_locals,
16794 mf_build_check_statement_for): Use make_rename_temp.
16795 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
16796 * alias.c (find_base_decl): Handle SSA names.
16797 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
16798 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
16799 * rtl.h (set_reg_attrs_for_parm): Declare.
16800 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
16801 to "optimized", remove unused locals at finish.
16802 (execute_free_datastructures): Make global, call
16803 delete_tree_cfg_annotations.
16804 (execute_free_cfg_annotations): Don't call
16805 delete_tree_cfg_annotations.
16807 * ssaexpand.h: New file.
16808 * expr.c (toplevel): Include ssaexpand.h.
16809 (expand_assignment): Handle SSA names the same as register variables.
16810 (expand_expr_real_1): Expand SSA names.
16811 * cfgexpand.c (toplevel): Include ssaexpand.h.
16812 (SA): New global variable.
16813 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
16814 (SSAVAR): New macro.
16815 (set_rtl): New helper function.
16816 (add_stack_var): Deal with SSA names, use set_rtl.
16817 (expand_one_stack_var_at): Likewise.
16818 (expand_one_stack_var): Deal with SSA names.
16819 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
16820 before unique numbers.
16821 (expand_stack_vars): Use set_rtl.
16822 (expand_one_var): Accept SSA names, add asserts for them, feed them
16823 to above subroutines.
16824 (expand_used_vars): Expand all partitions (without default defs),
16825 then only the local decls (ignoring those expanded already).
16826 (expand_gimple_cond): Remove edges when jumpif() expands an
16827 unconditional jump.
16828 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
16829 or remove abnormal edges. Ignore insns setting the LHS of a TERed
16831 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
16832 members of SA; deal with PARM_DECL partitions here; expand
16833 all PHI nodes, free tree datastructures and SA. Commit instructions
16834 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
16835 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
16836 info and statements at start, collect garbage at finish.
16837 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
16838 (VAR_ANN_PARTITION) Remove.
16839 (change_partition_var): Don't declare.
16840 (partition_to_var): Always return SSA names.
16841 (var_to_partition): Only accept SSA names.
16842 (register_ssa_partition): Only check argument.
16843 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
16845 (delete_var_map): Don't free it.
16846 (var_union): Only accept SSA names, simplify.
16847 (partition_view_init): Mark only useful SSA names as used.
16848 (partition_view_fini): Only deal with SSA names.
16849 (change_partition_var): Remove.
16850 (dump_var_map): Use ssa_name instead of partition_to_var member.
16851 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
16853 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
16854 (struct _elim_graph): New member const_dests; nodes member vector of
16856 (set_location_for_edge): New static helper.
16857 (create_temp): Remove.
16858 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
16859 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
16860 (new_elim_graph): Allocate const_dests member.
16861 (clean_elim_graph): Truncate const_dests member.
16862 (delete_elim_graph): Free const_dests member.
16863 (elim_graph_size): Adapt to new type of nodes member.
16864 (elim_graph_add_node): Likewise.
16865 (eliminate_name): Likewise.
16866 (eliminate_build): Don't take basic block argument, deal only with
16867 partition numbers, not variables.
16868 (get_temp_reg): New static helper.
16869 (elim_create): Use it, deal with RTL temporaries instead of trees.
16870 (eliminate_phi): Adjust all calls to new signature.
16871 (assign_vars, replace_use_variable, replace_def_variable): Remove.
16872 (rewrite_trees): Only do checking.
16873 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
16874 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
16875 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
16876 contains_tree_r, MAX_STMTS_IN_LATCH,
16877 process_single_block_loop_latch, analyze_edges_for_bb,
16878 perform_edge_inserts): Remove.
16879 (expand_phi_nodes): New global function.
16880 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
16881 functions, initialize new parameter, remember partitions having a
16883 (finish_out_of_ssa): New global function.
16884 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
16885 don't reset in_ssa_p here, don't disable TER when mudflap.
16886 (pass_del_ssa): Remove.
16887 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
16889 (execute_free_datastructures): Declare.
16890 * Makefile.in (SSAEXPAND_H): New variable.
16891 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
16892 * basic-block.h (commit_one_edge_insertion): Declare.
16893 * passes.c (init_optimization_passes): Move pass_nrv and
16894 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
16895 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
16896 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
16897 (redirect_branch_edge): Deal with super block when expanding, split
16898 out jump patching itself into ...
16899 (patch_jump_insn): ... here, new static helper.
16901 2009-04-26 Michael Matz <matz@suse.de>
16903 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
16904 beyond num_ssa_names.
16905 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
16906 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
16908 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16910 PR inline-asm/39543
16911 * fwprop.c (forward_propagate_asm): New function.
16912 (forward_propagate_and_simplify): Propagate also into __asm, if it
16913 doesn't increase the number of referenced registers.
16916 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
16918 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16920 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
16921 note_nonlocal_vla_type for nonlocal VLAs.
16922 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
16923 contains_remapped_vars, remap_vla_decls): New functions.
16924 (convert_nonlocal_reference_stmt): If not optimizing, call
16925 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
16926 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
16927 if it wasn't found in var_map.
16928 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
16929 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
16930 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
16932 * gimplify.c (nonlocal_vlas): New variable.
16933 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
16935 (gimplify_body): Create and destroy nonlocal_vlas.
16937 * dwarf2out.c (loc_descr_plus_const): New function.
16938 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
16939 mem_loc_descriptor, loc_descriptor_from_tree_1,
16940 descr_info_loc, gen_variable_die): Use it.
16942 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
16943 !TREE_STATIC VAR_DECLs.
16944 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
16945 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
16946 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
16947 DECL_BY_REFERENCE is valid.
16948 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
16949 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
16950 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
16951 Copy DECL_BY_REFERENCE.
16952 (struct nesting_copy_body_data): New type.
16953 (nesting_copy_decl): New function.
16954 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
16955 if they have variable length.
16957 2009-04-26 Michael Matz <matz@suse.de>
16959 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
16960 mark new temporaries for renaming.
16962 2009-04-26 Joseph Myers <joseph@codesourcery.com>
16965 * c-decl.c (global_bindings_p): Return negative value.
16966 (c_variable_size): New. Based on variable_size from
16968 (grokdeclarator): Call c_variable_size not variable_size.
16970 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
16972 * config/i386/i386.c (print_operand) ['z']: Fix typo.
16974 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
16976 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
16977 Redefine it to just use mingw/include.
16978 (ASM_SPEC): Rules for -m32 and -m64.
16979 (LINK_SPEC): Use Likewise.
16980 (SPEC_32): New define.
16981 (SPEC_64): Likewise.
16982 (SUB_LINK_SPEC): Likewise.
16983 (MULTILIB_DEFAULTS): New define.
16984 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
16985 Add multilib options.
16986 (MULTILIB_DIRNAMES): Likewise.
16987 (MULTILIB_OSDIRNAMES): Likewise.
16988 (LIBGCC): Likewise.
16989 (INSTALL_LIBGCC): Likewise.
16991 2009-04-26 Joseph Myers <joseph@codesourcery.com>
16994 * c-tree.h (enum c_inline_static_type): New.
16995 (record_inline_static): Declare.
16996 * c-decl.c (struct c_inline_static, c_inline_statics,
16997 record_inline_static, check_inline_statics): New.
16998 (pop_file_scope): Call check_inline_statics.
16999 (start_decl): Call record_inline_static instead of pedwarning
17000 directly for static in inline function.
17001 * c-typeck.c (build_external_ref): Call record_inline_static
17002 instead of pedwarning directly for static referenced in inline
17005 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
17007 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
17008 not new but only being rescanned.
17009 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
17010 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
17011 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
17012 record_set_info, compute_set, grealloc): Remove.
17013 (recompute_all_luids): New function.
17014 (gcse_main): Don't compute sets, and don't do related memory
17015 allocations/free-ing. If something changed before the end of the
17016 pass, update LUIDs using recompute_all_luids.
17017 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
17018 (free_gcse_mem): Don't free it either.
17019 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
17020 Use the df insn LUIDs.
17021 (load_killed_in_block): Likewise.
17022 (compute_hash_table_work): Don't compute reg_set_in_block.
17023 (compute_transp): Use DF_REG_DEF_CHAINs.
17024 (local_cprop_pass): Don't use compute_sets and related functions.
17025 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
17026 Use get_max_uid() instead of max_cuid.
17027 (insert_insn_end_basic_block, pre_insert_copy_insn,
17028 update_ld_motion_stores): Don't try to
17029 keep reg_set tables up to date.
17030 (pre_insert_copies): Use df insn LUIDs.
17031 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
17032 (reg_set_info): Don't use extra bitmap argument.
17033 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
17034 information to compute regs_set_in_block.
17035 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
17036 (bypass_jumps): Don't use compute_sets and friends.
17038 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17041 * opts.c (undocumented_msg): Do not leave blank even with
17044 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17046 * c-decl.c (build_enumerator): Allow values folding to integer
17047 constants but not integer constant expressions with a pedwarn if
17050 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17053 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
17054 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
17055 type is an integer constant.
17057 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17060 * config/i386/i386.c (print_operand) ['z']: Revert handling of
17063 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17066 * c-decl.c (grokdeclarator): Diagnose declarations of functions
17067 with variably modified return type and no storage class
17068 specifiers, except for the case of nested functions. Distinguish
17069 extern declarations of functions with variably modified return
17070 types from those of objects with variably modified types.
17072 2009-04-25 Jan Hubicka <jh@suse.cz>
17074 * tree.c (list_equal_p): New function.
17075 * tree.h (list_equal_p): Declare.
17076 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17077 basic_block_def, basic_block, const_basic_block): New.
17078 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
17079 (redirect_eh_edge): New function.
17080 (make_eh_edge_update_phi): EH edges are not abnormal.
17081 * except.c: Include tree-flow.h.
17082 (list_match): New function.
17083 (eh_region_replaceable_by_p): New function.
17084 (replace_region): New function.
17085 (hash_type_list): New function.
17086 (hash_eh_region): New function.
17087 (eh_regions_equal_p): New function.
17088 (merge_peers): New function.
17089 (remove_unreachable_regions): Verify EH tree when checking;
17091 (copy_eh_region_1): New function.
17092 (copy_eh_region): New function.
17093 (push_reachable_handler): New function.
17094 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
17095 regions without label but with live RESX.
17096 * except.h (redirect_eh_edge_to_label): New.
17097 * tree-flow.h (redirect_eh_edge): New.
17098 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17099 basic_block_def, basic_block, const_basic_block): Remove.
17100 * Makefile.in (except.o): Add dependency on tree-flow.h
17101 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
17102 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
17105 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
17108 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
17109 on the destination of memcpy.
17111 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
17113 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
17114 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
17115 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
17117 2009-04-25 Jan Hubicka <jh@suse.cz>
17119 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
17120 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
17121 to be reached by different label than left.
17122 (update_eh_edges): Update comment; remove edge_to_remove if possible
17123 and return true if suceeded.
17124 (cleanup_empty_eh): Accept sharing map; handle shared regions.
17125 (cleanup_eh): Compute sharing map.
17126 * except.c (remove_eh_handler_and_replace): Add argument if we should
17128 (remove_unreachable_regions): Update for label sharing.
17129 (label_to_region_map): Likewise.
17130 (get_next_region_sharing_label): New function.
17131 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
17133 (remove_eh_handler): Update.
17134 (remove_eh_region_and_replace_by_outer_of): New function.
17135 * except.h (struct eh_region): Add next_region_sharing_label.
17136 (remove_eh_region_and_replace_by_outer_of,
17137 get_next_region_sharing_label): Declare.
17138 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
17140 2009-04-25 Jan Hubicka <jh@suse.cz>
17142 * tree-cfg.c (split_critical_edges): Split also edges where we can't
17143 insert code even if they are not critical.
17145 2009-04-25 Jan Hubicka <jh@suse.cz>
17147 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17148 (gimple_can_remove_branch_p): EH edges won't remove branch by
17150 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
17151 updating of non-abnormal EH edges.
17152 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17153 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
17154 (split_critical_edges): Split also edges where emitting code on them
17155 will lead to splitting later.
17157 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17158 H.J. Lu <hongjiu.lu@intel.com>
17161 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
17162 the configured assembler supports fildq and fistpq mnemonics.
17163 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
17164 * configure: Regenerated.
17165 * config.in: Ditto.
17167 * config/i386/i386.c (print_operand): Handle 'Z'.
17168 ['z']: Remove handling of special fild/fist suffixes.
17169 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
17170 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
17171 suffix of fild insn.
17172 (*floatsi<mode>2_vector_mixed): Ditto.
17173 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
17174 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
17175 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17176 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
17177 * config/i386/gas.h (GAS_MNEMONICS): Remove.
17179 2009-04-25 Ben Elliston <bje@au.ibm.com>
17181 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
17182 the source of a set operation.
17184 2009-04-25 Anatoly Sokolov <aesok@post.ru>
17186 * target.h (struct gcc_target): Add case_values_threshold field.
17187 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
17188 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
17189 * targhooks.c (default_case_values_threshold): New function.
17190 * targhooks.h (default_case_values_threshold): Declare function.
17191 * stmt.c (expand_case): Use case_values_threshold target hook.
17192 * expr.h (case_values_threshold): Remove declartation.
17193 * expr.c (case_values_threshold): Remove function.
17194 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
17196 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
17197 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17198 (avr_case_values_threshold): Declare as static.
17199 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
17201 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
17202 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17203 (mn10300_case_values_threshold): New function.
17205 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17207 * ira.c (setup_cover_and_important_classes): Add enum cast.
17209 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
17211 * genpreds.c (write_enum_constraint_num): Output definition of
17212 CONSTRAINT_NUM_DEFINED_P macro.
17213 * ira.c (setup_cover_and_important_classes): Use
17214 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
17216 2009-04-24 DJ Delorie <dj@redhat.com>
17218 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
17219 __SH2A_SINGLE_ONLY__ also.
17221 2009-04-24 Steve Ellcey <sje@cup.hp.com>
17223 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
17224 (movdf_internal): Ditto.
17225 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
17226 SFmode and DFmode constants.
17227 (ia64_print_operand): Add 'G' format for printing
17228 floating point constants.
17230 2009-04-24 Richard Guenther <rguenther@suse.de>
17232 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
17233 from unsigned additions.
17235 2009-04-24 Joseph Myers <joseph@codesourcery.com>
17237 * c-typeck.c (set_init_index): Allow array designators that are
17238 not integer constant expressions with a pedwarn if pedantic.
17240 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17242 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
17243 zero if no overlap in nonzero bits between the operands.
17245 2009-04-24 Ian Lance Taylor <iant@google.com>
17247 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
17248 (record_dead_and_set_regs): Likewise.
17249 * df.h (struct df_mw_hardreg): Change flags field to int.
17250 (struct df_base_ref): Likewise.
17251 (struct df): Change changeable_flags field to int.
17252 * df-scan.c (df_defs_record): Change clobber_flags to int.
17253 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
17254 constants rather than #define macros.
17255 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
17256 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
17257 (enum dwarf_calling_convention): Likewise.
17258 (enum dwarf_line_number_x_ops): Likewise.
17259 (enum dwarf_call_frame_info): Likewise.
17260 (enum dwarf_source_language): Likewise.
17261 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
17262 (add_calling_convention_attribute): Likewise.
17263 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
17264 (combine_comparisons): Change compcode to int. Add cast to enum type.
17265 * genrecog.c (maybe_both_true_2): Change c to int.
17266 (write_switch): Likewise. Add cast to enum type.
17267 * gimplify.c (gimplify_omp_for): Handle return values from
17268 gimplify_expr using MIN rather than bitwise or.
17269 (gimplify_expr): Add cast to enum type.
17270 * ipa-prop.c (update_jump_functions_after_inlining): Change
17271 IPA_BOTTOM to IPA_JF_UNKNOWN.
17272 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
17273 Add casts to enum type.
17274 (setup_cover_and_important_classes): Change cl to int. Add casts
17276 (setup_class_translate): Change cl and mode to int.
17277 (ira_init_once): Change mode to int.
17278 (free_register_move_costs): Likewise.
17279 (setup_prohibited_mode_move_regs): Add casts to enum type.
17280 * langhooks.c (add_builtin_function_common): Rework assertion that
17281 value fits bitfield.
17282 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
17283 * omega.c (omega_do_elimination): Avoid math on enum types.
17284 * optabs.c (expand_vec_shift_expr): Remove casts to int.
17285 * opts.c (set_debug_level): Change 2 to enum constant. Use new
17286 int local to handle integral_argment value.
17287 * regmove.c (try_auto_increment): Change PUT_MODE to
17289 * reload.c (push_secondary_reload): Add casts to enum type.
17290 (secondary_reload_class, find_valid_class): Likewise.
17291 * reload1.c (emit_input_reload_insns): Likewise.
17292 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
17293 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
17294 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
17296 * tree.c (build_common_builtin_nodes): Add casts to enum type.
17297 * tree-complex.c (complex_lattice_t): Typedef to int rather than
17299 (expand_complex_libcall): Add casts to enum type.
17300 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
17301 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
17302 with ERROR_MARK, not NUM_TREE_CODES.
17303 (vect_create_epilog_for_reduction): Likewise.
17304 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
17305 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
17306 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
17308 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
17309 vect_unused_in_loop. Change 0 to loop_vect.
17310 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
17311 * var-tracking.c (get_init_value): Change return type to enum
17313 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
17314 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
17316 (arm_override_options): Add casts to enum type.
17317 (arm_emit_tls_decoration): Likewise.
17318 * config/i386/i386.c (ix86_function_specific_restore): Add casts
17320 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
17321 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
17322 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
17324 * config/s390/s390.c (code_for_builtin_64): Change to array of
17326 (code_for_builtin_31): Likewise.
17327 (s390_expand_builtin): Change code_for_builtin to enum insn_code
17329 * config/sparc/sparc.c (sparc_override_options): Change value
17330 field in struct code_model to enum cmodel. In initializer change
17331 0 to NULL and add cast to enum type.
17333 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
17334 Change all callers. Issue a -Wc++-compat warning using
17335 lhs_origtype if necessary.
17336 (convert_for_assignment): Issue -Wc++-compat warnings about
17337 invalid conversions to enum type on assignment.
17338 * c-common.h (build_modify_expr): Update declaration.
17340 2009-04-24 Nick Clifton <nickc@redhat.com>
17342 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
17343 (function_arg_advance): Likewise.
17344 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
17347 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17349 * config/s390/constraints.md ('I', 'J'): Fix condition.
17351 2009-04-24 Diego Novillo <dnovillo@google.com>
17353 * gengtype-parse.c (parse_error): Add newline after message.
17355 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17357 * config/i386/sse.md (avxmodesuffixs): Removed.
17358 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
17359 (*avx_pinsr<ssevecsize>): This.
17361 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17363 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
17364 follow chains of regs with a single definition, and allow expressions
17365 that are function_invariant_p.
17366 (simple_rhs_p): Allow expressions that are function_invariant_p.
17368 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
17370 PR middle-end/39867
17371 * fold-const.c (fold_cond_expr_with_comparison): When folding
17372 > and >= to MAX, make sure the MAX uses the same type as the
17373 comparison's operands.
17375 2009-04-24 Nick Clifton <nickc@redhat.com>
17377 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
17378 addressing for DImode accesses.
17379 (frv_print_operand_address): Handle PLUS case.
17380 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
17382 2009-04-24 Jakub Jelinek <jakub@redhat.com>
17384 PR rtl-optimization/39794
17385 * alias.c (canon_true_dependence): Add x_addr argument.
17386 * rtl.h (canon_true_dependence): Adjust prototype.
17387 * cse.c (check_dependence): Adjust canon_true_dependence callers.
17388 * cselib.c (cselib_invalidate_mem): Likewise.
17389 * gcse.c (compute_transp): Likewise.
17390 * dse.c (scan_reads_nospill): Likewise.
17391 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
17392 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
17393 canon_base_addr of the group, plus optional offset.
17394 (struct group_info): Rename canon_base_mem to
17396 (get_group_info): Set canon_base_addr to canon_rtx of base, not
17397 canon_rtx of base_mem.
17399 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
17401 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
17402 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
17404 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17406 * config/spu/spu-builtins.h: Delete file.
17408 * config/spu/spu.h (enum spu_builtin_type): Move here from
17410 (struct spu_builtin_description): Likewise. Add GTY marker.
17411 Do not use enum spu_function_code or enum insn_code.
17412 (spu_builtins): Add extern declaration.
17414 * config/spu/spu.c: Do not include "spu-builtins.h".
17415 (enum spu_function_code, enum spu_builtin_type_index,
17416 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
17417 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
17418 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
17419 unsigned_V2DI_type_node): Move here from spu-builtins.h.
17420 (spu_builtin_types): Make static. Add GTY marker.
17421 (spu_builtins): Add extern declaration with GTY marker.
17422 Include "gt-spu.h".
17424 * config/spu/spu-c.c: Do not include "spu-builtins.h".
17425 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
17426 Check programmatically whether all parameters are scalar.
17428 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
17430 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
17432 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
17433 assignment from the constructor either if the target is volatile.
17435 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
17437 * config/arm/arm.md (insv): Do not share operands[0].
17439 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
17441 * config/vxlib-tls.c (active_tls_threads): Delete.
17442 (delete_hook_installed): New.
17443 (tls_delete_hook): Don't delete the delete hook.
17444 (tls_destructor): Delete it here.
17445 (__gthread_set_specific): Adjust installing the delete hook.
17446 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
17447 __gthread_leave_tsd_dtor_context.
17449 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
17451 * c-format.c (gcc_tdiag_char_table): Add support for %E.
17453 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
17455 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
17457 (alpha_rtx_costs): Ditto.
17458 (emit_unlikely_jump): Use add_reg_note.
17459 (emit_frame_store_1): Ditto.
17460 (alpha_expand_prologue): Ditto.
17461 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17462 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
17464 2009-04-23 Nick Clifton <nickc@redhat.com>
17466 * config/v850/v850.md (epilogue): Remove suppressed code.
17467 (return): Rename to return_simple and remove test of frame size.
17468 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
17469 to gen_return_simple.
17471 2009-04-22 Jing Yu <jingyu@google.com>
17474 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
17476 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17479 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
17480 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
17481 value is a VECTOR_CST, the element type is the element type of the
17484 2009-04-22 DJ Delorie <dj@redhat.com>
17486 * config/m32c/m32c.h: Update GTY annotations to new syntax.
17488 2009-04-22 Jakub Jelinek <jakub@redhat.com>
17490 * alias.c (find_base_term): Move around LO_SUM case, so that
17491 CONST falls through into PLUS/MINUS handling.
17494 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
17495 into 0, use omit_one_operand.
17497 2009-04-23 Ben Elliston <bje@au.ibm.com>
17499 * config/rs6000/linux-unwind.h (get_regs): Remove type
17500 puns. Change the type of `pc' to an array of unsigned ints and
17501 update all users. Constify frame24.
17503 2009-04-22 DJ Delorie <dj@redhat.com>
17505 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
17506 declarations before code.
17507 (current_function_special_page_vector): Likewise.
17508 (m32c_expand_insv): Silence a warning.
17510 2009-04-21 Taras Glek <tglek@mozilla.com>
17512 * alias.c: Update GTY annotations to new syntax.
17513 * basic-block.h: Likewise.
17514 * bitmap.h: Likewise.
17515 * c-common.h: Likewise.
17516 * c-decl.c: Likewise.
17517 * c-parser.c: Likewise.
17518 * c-pragma.c: Likewise.
17519 * c-tree.h: Likewise.
17520 * cfgloop.h: Likewise.
17521 * cgraph.h: Likewise.
17522 * config/alpha/alpha.c: Likewise.
17523 * config/arm/arm.h: Likewise.
17524 * config/avr/avr.h: Likewise.
17525 * config/bfin/bfin.c: Likewise.
17526 * config/cris/cris.c: Likewise.
17527 * config/darwin.c: Likewise.
17528 * config/frv/frv.c: Likewise.
17529 * config/i386/i386.c: Likewise.
17530 * config/i386/i386.h: Likewise.
17531 * config/i386/winnt.c: Likewise.
17532 * config/ia64/ia64.h: Likewise.
17533 * config/iq2000/iq2000.c: Likewise.
17534 * config/mips/mips.c: Likewise.
17535 * config/mmix/mmix.h: Likewise.
17536 * config/pa/pa.c: Likewise.
17537 * config/pa/pa.h: Likewise.
17538 * config/rs6000/rs6000.c: Likewise.
17539 * config/s390/s390.c: Likewise.
17540 * config/sparc/sparc.c: Likewise.
17541 * config/xtensa/xtensa.c: Likewise.
17542 * cselib.h: Likewise.
17543 * dbxout.c: Likewise.
17544 * dwarf2out.c: Likewise.
17545 * except.c: Likewise.
17546 * except.h: Likewise.
17547 * fixed-value.h: Likewise.
17548 * function.c: Likewise.
17549 * function.h: Likewise.
17550 * gimple.h: Likewise.
17551 * integrate.c: Likewise.
17552 * optabs.c: Likewise.
17553 * output.h: Likewise.
17554 * real.h: Likewise.
17556 * stringpool.c: Likewise.
17557 * tree-data-ref.c: Likewise.
17558 * tree-flow.h: Likewise.
17559 * tree-scalar-evolution.c: Likewise.
17560 * tree-ssa-address.c: Likewise.
17561 * tree-ssa-alias.h: Likewise.
17562 * tree-ssa-operands.h: Likewise.
17563 * tree.c: Likewise.
17564 * tree.h: Likewise.
17565 * varasm.c: Likewise.
17566 * varray.h: Likewise.
17568 * coretypes.h: Do not define GTY macro if it is already defined.
17569 * doc/gty.texi: Update GTY documentation to new syntax.
17570 * gengtype-lex.l: Enforce attribute-like syntax for GTY
17571 annotations on structs.
17572 * gengtype-parse.c: Likewise.
17574 2009-04-22 Mark Heffernan <meheff@google.com>
17576 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
17578 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17580 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
17583 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17585 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
17586 the same as a PLUS without a shift. Increase the cost of a
17589 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17591 * Makefile.in: Update dependencies.
17592 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
17593 * errors.h: Remove bogus comment about compatibility.
17594 (warning): Update declaration.
17595 * genautomata.c: Update all calls to warning.
17596 * gimple.c: Do not include errors.h. Include toplev.h.
17597 * tree-ssa-structalias.c: Do not include errors.h.
17598 * omega.c: Likewise.
17599 * tree-ssa-reassoc.c: Likewise.
17600 * config/spu/spu-c.c: Likewise.
17601 * config/spu/t-spu-elf: Update dependencies.
17603 2009-04-22 Richard Guenther <rguenther@suse.de>
17605 PR tree-optimization/39824
17606 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
17607 make sure the types are compatible.
17609 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17612 * c-common.c (c_parse_error): Take a token_flags parameter.
17613 Use token_type for the token type instead.
17614 Pass token_flags to cpp_type2name.
17615 * c-common.h (c_parse_error): Update declaration.
17616 * c-parser.c (c_parser_error): Pass 0 as token flags.
17618 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
17620 PR rtl-optimization/39580
17621 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
17623 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17625 * function.c (expand_function_end): Do not emit a jump to the "naked"
17626 return label for fall-through returns.
17627 * except.c (sjlj_emit_function_exit): Always place the call to the
17628 unregister function at the location installed by expand_function_end.
17630 2009-04-22 Richard Guenther <rguenther@suse.de>
17632 PR tree-optimization/39845
17633 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
17634 (gen_inbound_check): Likewise.
17636 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
17638 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
17640 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
17641 * config/vxlib.c (__gthread_once): Add race guard for PPC.
17643 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17645 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
17646 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
17647 shift counts to avoid out-of-bounds array accesses.
17649 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17651 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
17652 (Pmode): Move above.
17654 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
17656 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
17657 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
17658 GET_CODE macro. Use IN_RANGE macro where appropriate.
17659 * config/alpha/alpha.h: Ditto.
17660 * config/alpha/alpha.md: Ditto.
17661 * config/alpha/constraints.md: Ditto.
17662 * config/alpha/predicates.md: Ditto.
17664 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17666 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
17667 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17668 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17669 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17670 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17671 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17672 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17673 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17674 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17675 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17676 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17677 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17678 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17679 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17680 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17681 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17682 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17683 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17684 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17685 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17686 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17687 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17688 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17689 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17690 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17691 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17692 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17694 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
17696 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
17697 references from comments.
17698 * cfgbuild.c: (count_basic_blocks): Delete.
17699 (find_basic_blocks_1): Delete.
17700 (find_basic_blocks): Delete.
17701 * except.c (finish_eh_generation): Make static. Move comment from
17702 except.h here. Remove find_basic_blocks references from comments.
17703 * except.h (finish_eh_generation): Delete.
17704 * basic-block.h (find_basic_blocks): Delete.
17705 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
17707 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
17709 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
17710 (sdbout_parms): Likewise.
17712 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17714 * config/sh/sh.c (prepare_cbranch_operands): Use
17715 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
17716 (expand_cbranchdi4): Likewise.
17717 (from_compare): Add cast to enum type.
17718 (expand_cbranchsi4): Use add_reg_note.
17719 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
17720 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
17721 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
17722 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17723 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
17724 instead of CODE_FOR_nothing.
17725 (cbranchdi4): Likewise. Fix the order of arguments for
17727 (push_fpscr): Use add_reg_note.
17728 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
17729 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
17731 2009-04-21 Joseph Myers <joseph@codesourcery.com>
17733 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
17734 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17735 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17736 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
17737 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
17738 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
17739 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
17740 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
17741 config/alpha/x-vms, config/arc/t-arc,
17742 config/arm/README-interworking, config/arm/arm-c.c,
17743 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
17744 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
17745 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
17746 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
17747 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
17748 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
17749 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
17750 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
17751 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
17752 config/cris/t-elfmulti, config/crx/t-crx,
17753 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
17754 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
17755 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
17756 config/h8300/t-h8300, config/i386/athlon.md,
17757 config/i386/darwin-libgcc.10.4.ver,
17758 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
17759 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
17760 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
17761 config/i386/t-linux64, config/i386/t-nwld,
17762 config/i386/t-rtems-i386, config/i386/t-sol2-10,
17763 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
17764 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
17765 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
17766 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
17767 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
17768 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
17769 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
17770 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
17771 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
17772 config/m68k/t-uclinux, config/mcore/t-mcore,
17773 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
17774 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
17775 config/mips/crtn.asm, config/mips/irix-crti.asm,
17776 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
17777 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
17778 config/mips/mips-fixed.md, config/mips/sb1.md,
17779 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
17780 config/mips/t-iris6, config/mips/t-isa3264,
17781 config/mips/t-libgcc-mips16, config/mips/t-linux64,
17782 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
17783 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
17784 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
17785 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
17786 config/mn10300/t-linux, config/mn10300/t-mn10300,
17787 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
17788 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
17789 config/picochip/libgccExtras/clzsi2.asm,
17790 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
17791 config/rs6000/darwin-libgcc.10.4.ver,
17792 config/rs6000/darwin-libgcc.10.5.ver,
17793 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
17794 config/rs6000/t-aix43, config/rs6000/t-aix52,
17795 config/rs6000/t-darwin, config/rs6000/t-fprules,
17796 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
17797 config/rs6000/t-lynx, config/rs6000/t-netbsd,
17798 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
17799 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
17800 config/rs6000/t-rtems, config/rs6000/t-spe,
17801 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
17802 config/score/t-score-elf, config/sh/divcost-analysis,
17803 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
17804 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
17805 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
17806 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
17807 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
17808 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
17809 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
17810 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
17811 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
17812 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
17813 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
17814 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
17815 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
17816 limitx.h, version.c, xcoff.h: Add copyright and license notices.
17817 * config/h8300/genmova.sh: Include copyright and license notices
17818 in generated output.
17819 * config/h8300/mova.md: Regenerate.
17820 * doc/install.texi2html: Include word "Copyright" in copyright
17821 notice and use name "Free Software Foundation, Inc.".
17822 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17823 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17824 ChangeLog-2007, ChangeLog-2008: Correct dates.
17826 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
17828 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
17829 NE_EXPR operations as well.
17830 * c-parser.c (c_parser_condition): Do not set location information on
17832 (c_parser_conditional_expression): Likewise.
17833 (c_parser_binary_expression): Set location information on operators.
17834 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
17835 TRUTH_NOT_EXPR has been folded.
17836 * fold-const.c (fold_truth_not_expr): Copy location information from
17837 the incoming expression to the outgoing one.
17838 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
17839 recursive calls on the LHS of the operator but pass that of the
17840 operator to recursive calls on the RHS of the operator. Set it
17842 (shortcut_cond_expr): Set the locus of the operator on the second
17843 COND_EXPR and that of the expression on the first in degenerate cases.
17844 Pass the locus of the expression to calls to shortcut_cond_r.
17845 Set the locus of the 'then' block on the associated jump, if any.
17846 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
17847 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
17848 expression to call to gimplify_boolean_expr.
17850 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
17852 * config.gcc: Add additional configuration for
17853 i686-w64-mingw* and x86_64-w64-mingw* triplet.
17854 * config/i386/mingw-w64.h: New mingw-w64 specific header.
17855 (CPP_SPEC): Redefine for allowing -municode option.
17856 (STARTFILE_SPEC): Likewise.
17857 * config/i386/t-mingw-w64: New.
17858 * config/i386/mingw-w64.opt: New.
17859 (municode): Add new target option.
17860 * doc/invoke.texi (municode): Add documentation for new option.
17862 2009-04-21 Ian Lance Taylor <iant@google.com>
17864 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17865 Correct test for number of arguments.
17866 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
17868 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
17870 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
17871 argument of emit_library_call.
17873 2009-04-21 Richard Guenther <rguenther@suse.de>
17875 PR middle-end/39829
17876 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
17877 inside VIEW_CONVERT_EXPRs.
17879 2009-04-21 Martin Jambor <mjambor@suse.cz>
17881 * tree-switch-conversion.c (build_constructors): Split a long line.
17882 (constructor_contains_same_values_p): New function.
17883 (build_one_array): Create assigns of constants if possible, do not
17884 call mark_sym_for_renaming, call update_stmt.
17885 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
17886 make_rename_temp. Do not call mark_symbols_for_renaming, call
17888 (gen_def_assigns): Do not call mark_symbols_for_renaming or
17889 find_new_referenced_vars, call update_stmt.
17890 (gen_inbound_check): Use create_tmp_var and create ssa names manually
17891 instead of calling make_rename_temp. Do not call
17892 find_new_referenced_vars or mark_symbols_for_renaming, call
17895 2009-04-21 Richard Guenther <rguenther@suse.de>
17897 PR tree-optimization/39827
17898 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
17899 (tree_ssa_phiprop): Pass the correct array size.
17901 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
17903 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
17905 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
17908 * c-typeck.c (lvalue_p): Move declaration ...
17909 * c-common.h (lvalue_p): ... to here.
17910 * c-common.c (candidate_equal_p): New.
17911 (add_tlist): Use it.
17912 (merge_tlist): Use it.
17913 (warn_for_collisions_1): Likewise.
17914 (warning_candidate_p): Accept more candidates.
17915 (verify_tree): A warning candidate can be an expression. Use
17918 2009-04-21 Ben Elliston <bje@au.ibm.com>
17921 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
17922 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
17923 options. Remove -mcall-solaris documentation.
17925 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17928 * doc/invoke.texi (-Wlong-long): Update description.
17929 * c-lex (interpret_integer): Only warn if there was no previous
17930 overflow and -Wlong-long is enabled.
17931 * c-decl.c (declspecs_add_type): Drop redundant flags.
17932 * c.opt (Wlong-long): Init to -1.
17933 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
17934 and front-end warn_long_long. Wlong-long only depends on other
17935 flags if it is uninitialized.
17936 * c-parser.c (disable_extension_diagnostics): warn_long_long is
17937 the same for CPP and FE.
17938 (restore_extension_diagnostics): Likewise.
17940 2009-04-20 Ian Lance Taylor <iant@google.com>
17942 Fix enum conversions which are invalid in C++:
17943 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
17944 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
17945 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
17946 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
17947 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
17948 (dbxout_parms): Likewise.
17949 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
17950 (df_clear_flags): Likewise.
17951 * df-problems.c (df_rd_bb_local_compute_process_def): Change
17952 top_flag parameter to int.
17953 (df_chain_create_bb_process_use): Likewise.
17954 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
17956 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
17957 (df_ref_create_structure, df_def_record_1): Likewise.
17958 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
17959 (df_notes_rescan): Change 0 to VOIDmode in function call.
17960 (df_get_call_refs, df_insn_refs_collect): Likewise.
17961 (df_bb_regs_collect): Likewise.
17962 (df_entry_block_defs_collect): Likewise.
17963 (df_exit_block_uses_collect): Likewise.
17964 * df.h: Update declarations.
17965 * double-int.c (double_int_divmod): Add cast to enum type.
17966 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
17967 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
17968 (based_loc_descr): Likewise.
17969 (loc_descriptor_from_tree_1): Change first_op and second_op to
17970 enum dwarf_location_atom. Add cast to enum type.
17971 * expmed.c (init_expmed): Change 0 to SET in function call.
17972 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
17973 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
17974 (do_store_flag): Likewise.
17975 * fixed-value.h (struct fixed_value): Change mode to enum
17977 * function.c (assign_parms): Change 0 to VOIDmode in function call.
17978 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
17980 (insert_insn_decl, insert_decl, insert_state): Likewise.
17981 (automata_list_finish): Likewise.
17982 * genrecog.c (process_define_predicate): Add cast to enum type.
17983 * gensupport.c (init_predicate_table): Add cast to enum type.
17984 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
17986 (gimple_build_call_1, gimple_build_label): Likewise.
17987 (gimple_build_goto, gimple_build_asm_1): Likewise.
17988 (gimple_build_switch_1, gimple_build_cdt): Likewise.
17989 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
17990 (enum fallback): Rename from enum fallback_t.
17991 (fallback_t): Typedef as int.
17992 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
17993 GSI_SAME_STMT in function call.
17994 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
17996 (setup_reg_class_relations): Likewise.
17997 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
17998 (setup_prohibited_class_mode_regs): Add cast to enum type.
17999 (setup_prohibited_mode_move_regs): Likewise.
18000 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
18001 (record_address_regs): Change i to enum reg_class.
18002 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
18003 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
18004 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
18005 (GET_MODE_2XWIDER_MODE): Likewise.
18006 (GET_CLASS_NARROWEST_MODE): Likewise.
18007 * omp-low.c (expand_omp_for): Add cast to enum type.
18008 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
18009 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
18010 * postreload.c (reload_cse_simplify_operands): Change rclass local
18012 * predict.c (combine_predictions_for_insn): Change best_predictor
18013 and predictor to enum br_predictor.
18014 (combine_predictions_for_bb): Likewise.
18015 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
18016 use SET_PREDICT_EXPR_OUTCOME.
18017 * real.c (real_arithmetic): Change icode to code in function call.
18018 * reginfo.c (init_move_cost): Add casts to enum type.
18019 (init_reg_sets_1, init_fake_stack_mems): Likewise.
18020 * regmove.c (regclass_compatible_p): Change class0 and class1 to
18022 * reload.c (find_valid_class): Add casts to enum type.
18023 (push_reload): Change 0 to NO_REGS in function call.
18024 (find_reloads): Change this_alternative to array of enum
18025 reg_class. Remove some now-unnecessary casts.
18026 (make_memloc): Change 0 to VOIDmode in function call.
18027 * reload1.c (reload): Change 0 to VOIDmode in function call.
18028 (eliminate_regs_1, elimination_effects): Likewise.
18029 (eliminate_regs_in_insn): Likewise.
18030 (emit_input_reload_insns): Add cast to enum type.
18031 (delete_output_reload): Change 0 to VOIDmode in function call.
18032 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
18033 to enum type in function call.
18034 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
18035 (SET_PREDICT_EXPR_OUTCOME): Define.
18036 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
18037 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
18038 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
18039 (dump_function): Likewise.
18040 * tree-dump.h: Update declarations.
18041 * tree-pass.h: Update declarations.
18042 * varasm.c (assemble_integer): Change mclass to enum mode_class.
18043 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
18045 (arm_rtx_costs_1): Correct parenthesization.
18046 (arm_rtx_costs): Add casts to enum type.
18047 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
18048 (vfp_emit_fstmd): Use add_rg_note.
18049 (emit_multi_reg_push, emit_sfm): Likewise.
18050 (thumb_set_frame_pointer): Likewise.
18051 (arm_expand_prologue): Likewise.
18052 (arm_regno_class): Change return type to enum reg_class.
18053 (thumb1_expand_prologue): Use add_reg_note.
18054 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
18055 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
18057 * config/arm/gentune.sh: Add cast to enum type.
18058 * config/arm/arm-tune.md: Rebuild.
18059 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
18060 (ix86_split_fp_branch, predict_jump): Likewise.
18061 (ix86_expand_multi_arg_builtin): Change sub_code from enum
18062 insn_code to enum rtx_code.
18063 (ix86_builtin_vectorized_function): Add cast to enum type.
18064 * config/i386/i386.md (truncdfsf2): Change slot to enum
18066 (truncxf<mode>2, isinf<mode>2): Likewise.
18067 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
18069 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
18070 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
18071 (insert_bundle_state): Change 1 to INSERT in function call.
18072 (ia64_add_bundle_selector_before): Likewise.
18073 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
18074 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
18075 (restore_stack_nonlocal): Likewise.
18076 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
18078 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
18080 (mips_rtx_costs): Likewise.
18081 (mips_override_options): Add casts to enum type.
18082 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
18084 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
18085 (store_reg, set_reg_plus_d): Likewise.
18086 (hppa_expand_prologue, hppa_profile_hook): Likewise.
18087 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18089 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
18091 (emit_unlikely_jump): Use add_reg_note.
18092 (rs6000_emit_allocate_stack): Likewise.
18093 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
18094 (output_toc): Change 1 to INSERT in function call.
18095 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
18096 (rs6000_initialize_trampoline): Likewise.
18097 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
18099 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
18100 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
18101 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
18102 (save_gprs): Use add_reg_note.
18103 (s390_emit_prologue): Likewise.
18104 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18105 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
18106 (sparc_fold_builtin): Add cast to enum type.
18107 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
18109 (spu_expand_prologue): Use add_reg_note.
18110 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
18112 2009-04-20 Ian Lance Taylor <iant@google.com>
18114 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
18115 (c_parser_postfix_expression_after_primary): Get VEC for list of
18116 arguments. Get original types of arguments. Call
18117 build_function_call_vec.
18118 (cached_expr_list_1, cached_expr_list_2): New static variables.
18119 (c_parser_expr_list): Change return type to VEC *. Add
18120 p_orig_types parameter. Change all callers.
18121 (c_parser_release_expr): New static function.
18122 (c_parser_vec_to_tree_list): New static function.
18123 * c-typeck.c (build_function_call): Rewrite to build a VEC and
18124 call build_function_call_vec.
18125 (build_function_call_vec): New function, based on old
18126 build_function_call.
18127 (convert_arguments): Remove nargs and argarray parameters. Change
18128 values to a VEC. Add origtypes parameter.
18129 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
18130 (convert_for_assignment): Add origtype parameter. Change all
18131 callers. If warn_cxx_compat, check for conversion to an enum
18132 type when calling a function.
18133 (store_init_value): Add origtype parameter. Change all callers.
18134 (digest_init): Likewise.
18135 (struct init_node): Add origtype field.
18136 (add_pending_init): Add origtype parameter. Change all callers.
18137 (output_init_element): Likewise.
18138 (output_pending_init_elements): Pass origtype from init_node to
18139 output_init_element.
18140 (process_init_element): Pass origtype from c_expr to
18141 output_init_element.
18142 (c_finish_return): Add origtype parameter. Change all callers.
18143 * c-common.c (sync_resolve_size): Change params to VEC *. Change
18145 (sync_resolve_params): Likewise.
18146 (sync_resolve_return): Change params to first_param. Change caller.
18147 (resolve_overloaded_builtins): Change params to VEC *. Change
18148 callers. Save first parameter around call to build_function_call_vec.
18149 * c-decl.c (finish_decl): Add origtype parameter. Change all
18150 callers. Call build_function_call_vec rather than
18151 build_function_call for cleanup.
18152 * c-tree.h: Update declarations.
18153 * c-common.h: Update declarations.
18154 * stub-objc.c (objc_rewrite_function_call): Change parameter from
18155 params to first_param.
18156 * target.h (struct gcc_target): Change resolve_overloaded_builtin
18157 params parameter from tree to void *.
18158 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18159 Change arglist parameter to have type void *, and to be a pointer
18161 * config/rs6000/rs6000-protos.h
18162 (altivec_resolve_overloaded_builtin): Update declaration.
18163 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
18164 fnargs parameter to have type void *, and to be a pointer to a
18165 VEC. Call build_function_call_vec instead of
18166 build_function_call.
18167 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
18169 2009-04-20 Joey Ye <joey.ye@intel.com>
18170 Xuepeng Guo <xuepeng.guo@intel.com>
18171 H.J. Lu <hongjiu.lu@intel.com>
18173 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
18175 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
18176 (IX86_LEA_PRIORITY): Likewise.
18177 (distance_non_agu_define): New function.
18178 (distance_agu_use): Likewise.
18179 (ix86_lea_for_add_ok): Likewise.
18180 (ix86_dep_by_shift_count): Likewise.
18182 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
18183 should split for LEA.
18185 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
18187 (ix86_dep_by_shift_count): Likewise.
18189 2009-04-20 Richard Guenther <rguenther@suse.de>
18191 * expr.c (handled_component_p): Move ...
18192 * tree.h (handled_component_p): ... here.
18193 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
18194 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
18195 and REALPART_EXPR to be in one group.
18197 2009-04-20 Richard Guenther <rguenther@suse.de>
18199 * basic-block.h (get_all_dominated_blocks): Declare.
18200 * dominance.c (get_all_dominated_blocks): New function.
18201 * tree-cfg.c (get_all_dominated_blocks): Remove.
18202 (remove_edge_and_dominated_blocks): Adjust.
18203 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
18204 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
18205 instead of recursing.
18207 2009-04-20 Doug Kwan <dougkwan@google.com>
18209 * cgraph.h (cgraph_node_ptr): New type for vector functions.
18210 (struct cgraph_node_set_def): New type.
18211 (cgraph_node_set) New type. Also declare vector functions.
18212 (struct cgraph_node_set_element_def): New type.
18213 (cgraph_node_set_element): Ditto.
18214 (cgraph_node_set_iterator): New iterator type.
18215 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
18216 cgraph_node_set_remove, dump_cgraph_node_set,
18217 debug_cgraph_node_set): New prototypes.
18218 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
18219 cgraph_node_set_size): New inlines.
18220 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
18221 including cgraph.h.
18222 (struct ipa_opt_pass): Add struct cgraph_node_set_def
18223 argument to function 'write_summary'.
18224 * ipa.c: Include ggc.h.
18225 (hash_cgraph_node_set_element,
18226 eq_cgraph_node_set_element, cgraph_node_set_new,
18227 cgraph_node_set_add, cgraph_node_set_remove,
18228 cgraph_node_set_find, dump_cgraph_node_set,
18229 debug_cgraph_node_set): New functions.
18230 * Makefile.in (ipa.o): Add dependency on GGC_H.
18232 2009-04-20 Ira Rosen <irar@il.ibm.com>
18234 PR tree-optimization/39675
18235 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
18236 check of the return code of vect_schedule_slp. Check that
18237 stmt_vec_info still exists for the statement, before checking its
18238 vectorization type.
18240 2009-04-20 Michael Matz <matz@suse.de>
18242 * Makefile.in (generated_files): Take out $(simple_generated_c).
18244 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
18246 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
18247 (UINTPTR_TYPE): Likewise.
18249 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18252 * c-typeck.c (digest_init): Check for initializing an array with a
18255 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18258 * c-semantics.c (pop_stmt_list): Propagate
18259 STATEMENT_LIST_HAS_LABEL to parent statement list.
18261 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
18263 * config/mips/mips.h (mips_tune_attr): New macro.
18264 * config/mips/mips.md (cpu): Use it.
18266 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18269 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
18272 2009-04-19 Diego Novillo <dnovillo@google.com>
18274 * toplev.c (compile_file): Move call to coverage_finish ...
18275 * cgraphunit.c (ipa_passes): ... here.
18276 Call cgraph_process_new_functions.
18277 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
18278 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
18280 2009-04-19 Jan Hubicka <jh@suse.cz>
18282 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
18284 (dump_cgraph_node): Dump can throw external flag.
18285 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
18287 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18291 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
18292 * common.opt (Wlogical-op): Move from here...
18293 * c.opt (Wlogical-op): ... to here.
18294 * c-typeck.c (parser_build_binary_op): Update call to
18295 warn_logical_operator.
18296 * c-opts.c (c_common_post_options): Enable warn_logical_op with
18298 * c-common.c (warn_logical_op): Update.
18299 * c-common.h (warn_logical_op): Update declaration.
18301 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
18303 * tree.c (protected_set_expr_location): Fix formatting.
18305 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18308 * c-typeck.c (readonly_warning): new.
18309 (build_unary_op, build_modify_expr): Use readonly_warning for
18310 storing into something readonly but not const-qualified.
18312 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18315 * c-typeck.c (build_unary_op): Check for taking address of
18316 expression of type void.
18318 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18321 * c-typeck.c (build_function_call): Check for calling a function
18322 with qualified void return types. Call require_complete_type when
18325 2009-04-18 Jan Hubicka <jh@suse.cz>
18327 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
18329 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
18330 can_throw_external flag.
18331 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
18332 * ipa-pure-const.c (ignore_edge): New function.
18333 (propagate): Compute order for NOTHROW computation; set NOTHROWs
18334 only over can_throw_external edges.
18335 (local_pure_const): Add nothrow flag.
18336 * ipa-utils.c (searchc): Add ignore_edge callback.
18337 (ipa_utils_reduced_inorder): Add ignore_edge callback.
18338 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
18339 (set_nothrow_function_flags): Update cgraph.
18340 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
18342 2009-04-18 Richard Guenther <rguenther@suse.de>
18344 PR middle-end/39804
18345 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
18346 (fold_stmt): ... this and ...
18347 (fold_stmt_inplace): ... this.
18348 (fold_stmt_1): Fold references in calls and asms.
18349 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
18351 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18353 * tree-vrp.c (ssa_name_nonzero_p): Remove.
18354 * tree.h: Remove the prototype for ssa_name_nonzero_p.
18356 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18358 * tree.c (function_args_count): Remove.
18359 * tree.h: Remove the prototype for function_args_count.
18361 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18363 * tree-iterator.c (expr_only): Remove.
18364 * tree.h: Remove the prototype for expr_only.
18366 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18368 * reginfo.c (cannot_change_mode_set_regs): Remove.
18369 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
18371 2009-04-08 Anatoly Sokolov <aesok@post.ru>
18373 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
18374 whether operands 0 and 1 overlaps.
18376 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
18378 PR middle-end/36902
18379 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
18380 pointer. Use warning_at instead of warning.
18381 (search_for_addr_array): Likewise.
18382 (check_array_bounds): Likewise.
18383 (check_all_array_refs): Check that the incoming edge is not in the
18384 list of edges to be removed.
18385 (check_all_array_refs): Avoid the temporal pointer.
18386 (vrp_visit_cond_stmt): Fix typo.
18387 (simplify_switch_using_ranges): Handle the case where the switch
18388 index is an integer constant.
18390 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
18392 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
18394 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18396 * doc/extend.texi, doc/invoke.texi: Fix typos.
18398 2009-04-17 Cary Coutant <ccoutant@google.com>
18400 * tree-flow-inline.h (get_lineno): Fix inverted test.
18402 2009-04-17 Diego Novillo <dnovillo@google.com>
18404 * tree-ssa-pre.c (create_expression_by_pieces): Remove
18405 assertion for AVAIL_OUT.
18407 2009-04-17 Mike Frysinger <vapier@gentoo.org>
18410 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
18411 * config/sh/linux-atomic.asm: Likewise.
18413 2009-04-17 Diego Novillo <dnovillo@google.com>
18415 * except.c (debug_eh_tree): New.
18416 (struct eh_region, struct eh_status): Move ...
18417 * except.h: ... here.
18418 (add_type_for_runtime): Declare extern.
18419 (lookup_type_for_runtime): Likewise.
18420 (debug_eh_tree): Declare.
18421 * Makefile.in (GTFILES): List except.h before except.c
18423 2009-04-17 Diego Novillo <dnovillo@google.com>
18425 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
18426 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
18427 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
18428 (find_vars_r): ... here.
18429 * tree-flow.h (find_referenced_vars_in): Declare.
18430 * tree-ssa-pre.c (create_expression_by_pieces): Assert
18431 that AVAIL_OUT exists for BLOCK.
18432 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
18433 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
18434 (tree-parloops.o): Likewise.
18436 2009-04-17 Simon Baldwin <simonb@google.com>
18438 * toplev.c (default_tree_printer): Add handling for %E format.
18440 2009-04-17 Diego Novillo <dnovillo@google.com>
18442 * tree-pretty-print.c (dump_generic_node): Add break after
18443 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
18444 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
18445 FUNCTION_TYPE together. Call print_struct_decl when printing
18446 structures and TDF_SLIM is not given.
18447 (print_struct_decl): Fix logic for detecting recursion.
18449 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18452 * gcc.c (create_at_file): New.
18453 (compile_input_file_p): New.
18454 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
18455 * main.c (main): Update call to toplev_main.
18456 * toplev.c (toplev_main): Change signature. Call expandargv.
18457 * toplev.h (toplev_main): Change signature.
18459 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18461 * dwarf2out.c (field_byte_offset): Use the type size as the field size
18462 if the latter is not constant.
18464 2009-04-17 David Edelsohn <edelsohn@gnu.org>
18466 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
18468 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18470 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
18471 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
18473 2009-04-17 Richard Guenther <rguenther@suse.de>
18475 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18476 Handle component references view-converting an invariant address.
18478 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
18480 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
18481 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
18482 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
18483 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
18484 Use @deftypevr rather than @deftypevar.
18486 2009-04-17 Richard Guenther <rguenther@suse.de>
18488 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
18489 (get_prop_source_stmt): Likewise.
18490 (can_propagate_from): Likewise.
18492 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
18494 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
18495 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
18496 (--with-multilib-list): Add default value.
18497 * configure: Regenerate.
18498 * Makefile.in (TM_ENDIAN_CONFIG): Define.
18499 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
18500 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
18501 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
18502 Don't add default cpu to multilib list unnecessarily, but do enable
18503 the relevant compiler option..
18504 Add support for --with-multilib-list=<blank> and
18505 --with-multilib-list=!<somelib> to supress unwanted multilibs.
18506 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
18507 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
18508 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
18509 TM_MULTILIB_CONFIG.
18510 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
18511 (MULTILIB_OSDIRNAMES): New variable.
18512 * config/sh/t-1e: Delete file.
18513 * config/sh/t-mlib-sh1: Delete file.
18514 * config/sh/t-mlib-sh2: Delete file.
18515 * config/sh/t-mlib-sh2a: Delete file.
18516 * config/sh/t-mlib-sh2a-nofpu: Delete file.
18517 * config/sh/t-mlib-sh2a-single: Delete file.
18518 * config/sh/t-mlib-sh2a-single-only: Delete file.
18519 * config/sh/t-mlib-sh2e: Delete file.
18520 * config/sh/t-mlib-sh3e: Delete file.
18521 * config/sh/t-mlib-sh4: Delete file.
18522 * config/sh/t-mlib-sh4-nofpu: Delete file.
18523 * config/sh/t-mlib-sh4-single: Delete file.
18524 * config/sh/t-mlib-sh4-single-only: Delete file.
18525 * config/sh/t-mlib-sh4a: Delete file.
18526 * config/sh/t-mlib-sh4a-nofpu: Delete file.
18527 * config/sh/t-mlib-sh4a-single: Delete file.
18528 * config/sh/t-mlib-sh4a-single-only: Delete file.
18529 * config/sh/t-mlib-sh4al: Delete file.
18530 * config/sh/t-mlib-sh5-32media: Delete file.
18531 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
18532 * config/sh/t-mlib-sh5-64media: Delete file.
18533 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
18534 * config/sh/t-mlib-sh5-compact: Delete file.
18535 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
18536 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
18537 * doc/install.texi (Options specification): Add
18538 --with-multilib-list and --with-endian.
18540 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18542 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
18544 (OBJS-common): Add plugin-version.o.
18545 (plugin-version.o): New.
18546 * gcc-plugin.h (plugin_gcc_version): New.
18547 (plugin_default_version_check): New.
18548 (plugin_init_func, plugin_init): Add version argument.
18549 * plugin-version.c: New.
18550 * plugin.c (str_plugin_gcc_version_name): New.
18551 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
18552 pass it to the init function.
18553 (plugin_default_version_check): New.
18555 2009-04-17 Richard Guenther <rguenther@suse.de>
18557 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
18558 for decl-vs-decl disambiguation.
18560 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
18562 * config/s390/s390.h (s390_tune_attr): New macro definition.
18563 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
18565 2009-04-17 Richard Guenther <rguenther@suse.de>
18567 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
18568 (fold_stmt_r): Likewise.
18569 (maybe_fold_reference): New function.
18570 (fold_gimple_assign): Handle cases fold_stmt_r did.
18571 (fold_stmt): Do not use fold_stmt_r.
18572 (fold_stmt_inplace): Likewise.
18574 2009-04-17 Richard Guenther <rguenther@suse.de>
18576 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
18577 (record_equivalences_from_stmt): Remove useless checks and
18579 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
18580 the type is already suitable.
18582 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
18584 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
18586 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
18588 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
18589 (CMPtype): Define as __gcc_CMPtype.
18591 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
18593 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
18594 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
18596 2009-04-17 Richard Guenther <rguenther@suse.de>
18598 PR tree-optimization/39746
18599 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
18600 special-casing for builtins and static variable use/def.
18601 (call_may_clobber_ref_p_1): Likewise.
18603 2009-04-16 Ian Lance Taylor <iant@google.com>
18605 * df.h: Include "timevar.h".
18606 (struct df_problem): Change tv_id field to timevar_id_t.
18607 * tree-pass.h: Include "timevar.h".
18608 (struct opt_pass): Change tv_id field to timevar_id_t.
18609 * timevar.h (timevar_id_t): Define TV_NONE.
18610 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
18611 TV_NONE rather than tv_id != 0.
18612 (execute_one_pass): Likewise.
18613 * Makefile.in (DF_H): Add $(TIMEVAR_H).
18614 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
18615 dependencies to $(TREE_PASS_H).
18616 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
18618 (pass_branch_target_load_optimize2): Likewise.
18619 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
18620 (pass_outof_cfg_layout_mode): Likewise.
18621 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
18622 (pass_rebuild_cgraph_edges): Likewise.
18623 (pass_remove_cgraph_callee_edges): Likewise.
18624 * df-core.c (pass_df_initialize_opt): Likewise.
18625 (pass_df_initialize_no_opt): Likewise.
18626 (pass_df_finish): Likewise.
18627 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
18628 * except.c (pass_set_nothrow_function_flags): Likewise.
18629 (pass_convert_to_eh_region_ranges): Likewise.
18630 * final.c (pass_compute_alignments): Likewise.
18631 * function.c (pass_instantiate_virtual_regs): Likewise.
18632 (pass_init_function): Likewise.
18633 (pass_leaf_regs): Likewise.
18634 (pass_match_asm_constraints): Likewise.
18635 * gimple-low.c (pass_lower_cf): Likewise.
18636 (pass_mark_used_blocks): Likewise.
18637 * init-regs.c (pass_initialize_regs): Likewise.
18638 * integrate.c (pass_initial_value_sets): Likewise.
18639 * ira.c (pass_ira): Likewise.
18640 * jump.c (pass_cleanup_barriers): Likewise.
18641 * omp-low.c (pass_expand_omp): Likewise.
18642 (pass_lower_omp): Likewise.
18643 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
18644 * recog.c (pass_split_all_insns): Likewise.
18645 (pass_split_after_reload): Likewise.
18646 (pass_split_before_regstack): Likewise.
18647 (pass_split_before_sched2): Likewise.
18648 (pass_split_for_shorten_branches): Likewise.
18649 * reginfo.c (pass_reginfo_init): Likewise.
18650 (pass_subregs_of_mode_init): Likewise.
18651 (pass_subregs_of_mode_finish): Likewise.
18652 * passes.c (pass_postreload): Likewise.
18653 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
18654 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
18655 (pass_warn_function_return): Likewise.
18656 (pass_warn_function_noreturn): Likewise.
18657 * tree-complex.c (pass_lower_complex): Likewise.
18658 (pass_lower_complex_O0): Likewise.
18659 * tree-if-conv.c (pass_if_conversion): Likewise.
18660 * tree-into-ssa.c (pass_build_ssa): Likewise.
18661 * tree-mudflap.c (pass_mudflap_1): Likewise.
18662 (pass_mudflap_2): Likewise.
18663 * tree-nomudflap.c (pass_mudflap_1): Likewise.
18664 (pass_mudflap_2): Likewise.
18665 * tree-nrv.c (pass_return_slot): Likewise.
18666 * tree-object-size.c (pass_object_sizes): Likewise.
18667 * tree-optimize.c (pass_all_optimizations): Likewise.
18668 (pass_early_local_passes): Likewise.
18669 (pass_all_early_optimizations): Likewise.
18670 (pass_cleanup_cfg): Likewise.
18671 (pass_cleanup_cfg_post_optimizing): Likewise.
18672 (pass_free_datastructures): Likewise.
18673 (pass_free_cfg_annotations): Likewise.
18674 (pass_fixup_cfg): Likewise.
18675 (pass_init_datastructures): Likewise.
18676 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
18677 (pass_late_warn_uninitialized): Likewise.
18678 (pass_update_address_taken): Likewise.
18679 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
18680 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
18681 (pass_cse_sincos): Likewise.
18682 (pass_convert_to_rsqrt): Likewise.
18683 * tree-ssa-structalias.c (pass_build_alias): Likewise.
18684 * tree-stdarg.c (pass_stdarg): Likewise.
18685 * tree-tailcall.c (pass_tail_recursion): Likewise.
18686 (pass_tail_calls): Likewise.
18687 * tree-vect-generic.c (pass_lower_vector): Likewise.
18688 (pass_lower_vector_ssa): Likewise.
18689 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
18691 2009-04-16 Joseph Myers <joseph@codesourcery.com>
18693 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
18695 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
18697 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
18698 logical and signext.
18700 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
18703 * config/sh/predicates.md (arith_operand): Check if the operand
18704 of TRUNCATE is a REG.
18706 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18708 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
18709 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
18711 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18713 * tree-iterator.c (tsi_split_statement_list_after,
18714 tsi_split_statement_list_before): Remove.
18715 * tree-iterator.h: Remove the prototypes for
18716 tsi_split_statement_list_after and tsi_split_statement_list_before.
18718 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18720 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
18721 * tree-ssa-propagate.h: Remove the prototype for
18722 stmt_makes_single_load.
18724 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18726 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
18727 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
18729 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18731 * tree-iterator.c (EXPR_LAST_BODY): Remove.
18733 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18735 * except.c (eh_region_outer_p): Remove.
18736 * except.h: Remove the prototype for eh_region_outer_p.
18738 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18740 * function.c (current_function_assembler_name): Remove.
18741 * function.h: Remove the prototype for
18742 current_function_assembler_name.
18744 2009-04-16 Ian Lance Taylor <iant@google.com>
18746 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
18747 (add_reg_note): Call alloc_reg_note.
18748 * rtl.h (alloc_reg_note): Declare.
18749 * combine.c (try_combine): Use alloc_reg_note.
18750 (recog_for_combine, move_deaths): Likewise.
18751 (distribute_notes): Use alloc_reg_note and add_reg_note.
18752 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
18753 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
18754 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
18756 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
18758 PR rtl-optimization/39762
18759 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
18760 ira_may_move_out_cost): Add comments about way of their usage.
18761 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
18763 * ira-conflicts.c (process_regs_for_copy): Use function
18764 ira_get_register_move_cost instead of global
18765 ira_register_move_cost.
18767 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
18768 color_pass, move_spill_restore, update_curr_costs): Ditto.
18770 * ira-lives.c (process_single_reg_class_operands): Ditto.
18772 * ira-emit.c (emit_move_list): Ditto.
18774 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
18775 (record_reg_classes): Ditto. Use functions
18776 ira_get_register_move_cost and ira_get_may_move_cost instead of
18777 global vars ira_register_move_cost, ira_may_move_out_cost and
18778 ira_may_move_in_cost.
18779 (record_address_regs): Don't call ira_init_register_move_cost.
18780 Use function ira_get_may_move_cost instead of global
18781 ira_may_move_in_cost.
18782 (process_bb_node_for_hard_reg_moves): Use function
18783 ira_get_register_move_cost instead of global ira_register_move_cost.
18784 (ira_costs): Don't call ira_init_register_move_cost.
18786 2009-04-16 Richard Guenther <rguenther@suse.de>
18788 * tree-cfg.c (verify_gimple_assign_binary):
18789 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
18790 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
18791 (create_general_new_stmt): Note that this function is broken.
18793 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18795 * common.opt (fhelp): Add Var(help_flag).
18796 * gcc-plugin.h (plugin_info): Add help.
18797 * plugin.c (plugin_name_args): Add help.
18798 (register_plugin_info): Set plugin->help.
18799 (print_help_one_plugin): New.
18800 (print_plugins_help): New.
18801 * plugin.h (print_plugins_help): New.
18802 * toplev.c (toplev_main): Call print_plugins_help if needed.
18804 2009-04-16 Richard Guenther <rguenther@suse.de>
18806 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
18807 (gimple_ior_addresses_taken_1): New function.
18808 (gimple_ior_addresses_taken): Likewise.
18809 * gimple.h (struct gimple_statement_with_ops_base): Remove
18810 addresses_taken member.
18811 (gimple_ior_addresses_taken): Declare.
18812 (gimple_addresses_taken, gimple_addresses_taken_ptr,
18813 gimple_set_addresses_taken): Remove.
18814 * ipa-reference.c (mark_address): New function.
18815 (scan_stmt_for_static_refs): Use it for marking addresses taken.
18816 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
18817 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
18818 (gimple_add_to_addresses_taken): Remove.
18819 (get_tmr_operands): Call mark_address_taken.
18820 (get_asm_expr_operands): Likewise.
18821 (get_expr_operands): Likewise.
18822 (build_ssa_operands): Do not clear the addresses_taken bitmap.
18823 (free_stmt_operands): Do not free it.
18824 * tree-ssa.c (delete_tree_ssa): Likewise.
18825 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
18827 2009-04-16 Richard Guenther <rguenther@suse.de>
18829 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
18830 (walk_stmt_load_store_ops): Likewise.
18831 * gimple.c (get_base_loadstore): New function.
18832 (walk_stmt_load_store_addr_ops): Likewise.
18833 (walk_stmt_load_store_ops): Likewise.
18834 * ipa-pure-const.c (check_op): Simplify.
18835 (check_load, check_store): New functions.
18836 (check_stmt): Use walk_stmt_load_store_ops.
18837 * ipa-reference.c (mark_load): Adjust signature.
18838 (mark_store): Likewise.
18839 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
18841 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18843 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
18844 (plugin_info): New.
18845 * opts.c (common_handle_option): Don't call print_version.
18846 * plugin.c (plugin_name_args): Add version.
18847 (register_plugin_info): New.
18848 (register_callback): Handle PLUGIN_INFO.
18849 (try_init_one_plugin): New.
18850 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
18852 (finalize_one_plugin): New.
18853 (finalize_plugins): New.
18854 (print_one_plugin): New.
18855 (print_plugins_versions): New.
18856 * plugin.h (print_plugins_versions): New.
18857 (finalize_plugins): New.
18858 * toplev.c (compile_file): Don't call initialize_plugins.
18859 (print_version): Call print_plugins_versions.
18860 (toplev_main): Call initialize_plugins. Print version if needed.
18861 Call finalize_plugins.
18863 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18865 * common.opt (fversion): New.
18866 * gcc.c (print_version): New.
18867 (process_command): Don't print the version. Just set print_version.
18868 (main): Print version. Call subprocesses if print_version and
18869 verbose_flag are set.
18870 * opts.c (common_handle_option): Handle OPT_fversion.
18872 2009-04-16 Richard Guenther <rguenther@suse.de>
18873 Ira Rosen <irar@il.ibm.com>
18875 PR tree-optimization/39698
18876 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
18877 type of the reduction variable. Only generate the def if
18880 * omp-low.c (expand_omp_for_generic): When converting to a pointer
18881 make sure to first convert to an integer of the same precision.
18882 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
18883 the type of the evolution correctly in computing the new
18884 induction variable base.
18886 2009-04-16 Richard Guenther <rguenther@suse.de>
18888 PR middle-end/39625
18889 * tree-cfg.c (make_blocks): Split statements with to-be
18890 abnormal SSA names on the lhs.
18892 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
18894 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
18895 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
18896 * c-typeck.c (really_start_incremental_init): Likewise.
18897 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
18898 (TARGET_INITIALIZER): Remove it.
18899 * target.h (struct target): Remove vector_opaque_p.
18900 * tree.c (build_opaque_vector_type): New.
18901 * tree.h (TYPE_VECTOR_OPAQUE): New.
18902 (build_opaque_vector_type): Declare.
18903 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
18904 * config/rs6000/rs6000.c (build_opaque_vector_type,
18905 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
18906 (rs6000_init_builtins): Use build_opaque_vector_type for
18907 opaque_V4SI_type_node.
18909 2009-04-15 Catherine Moore <clm@codesourcery.com>
18911 * debug.h (set_name): Declare.
18912 * dwarf2out.c (dwarf2out_set_name): Declare.
18913 (dwarf2_debug_hooks): Add set_name.
18914 (find_AT_string): New.
18915 (add_AT_string): Call find_AT_string.
18916 (dwarf2out_set_name): New.
18917 * cp/decl.c (grokdeclarator): Call set_name.
18918 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
18919 * debug.c (do_nothing_debug_hooks): Likewise.
18920 * dbxout.c (dbx_debug_hooks): Likewise.
18921 * sdbout.c (sdb_debug_hooks): Likewise.
18923 2009-04-15 Michael Eager <eager@eagercon.com>
18925 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
18926 reg for single-precision FPU.
18927 * config/rs6000/rs6000.md (movsi_internal1): Only for
18928 !TARGET_SINGLE_FPU.
18929 (movsi_internal1_single): New. Add pattern to move SI values to/from
18930 single-precision FP regs.
18932 2009-04-15 Richard Guenther <rguenther@suse.de>
18934 * omp-low.c (lower_rec_input_clauses): Build correct address
18936 (expand_omp_for_generic): Fix multiplication type.
18937 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
18938 (generate_memset_zero): Fix types.
18939 * tree-profile.c (prepare_instrumented_value): Correctly
18942 2009-04-15 Ian Lance Taylor <iant@google.com>
18944 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
18945 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
18946 for -Wall and for -Wc++-compat.
18947 (c_common_post_options): For C++, set warn_enum_compare if not
18949 * c-tree.h (struct c_expr): Add field original_type.
18950 (build_external_ref): Update declaration.
18951 * c-parser.c (c_parser_braced_init): Set original_type.
18952 (c_parser_initelt): Likewise.
18953 (c_parser_expr_no_commas): Likewise.
18954 (c_parser_conditional_expression): Likewise.
18955 (c_parser_cast_expression): Likewise.
18956 (c_parser_unary_expression): Likewise. Pull setting of
18957 original_code to top of function.
18958 (c_parser_sizeof_expression): Set original_type.
18959 (c_parser_alignof_expression): Likewise.
18960 (c_parser_postfix_expression): Likewise. Pull setting of
18961 original_code to top of function.
18962 (c_parser_postfix_expression_after_paren_type): Set original_type.
18963 (c_parser_postfix_expression_after_primary): Likewise.
18964 (c_parser_expression): Likewise.
18965 * c-typeck.c (build_external_ref): Add type parameter. Change all
18967 (c_expr_sizeof_expr): Set original_type field.
18968 (parser_build_unary_op): Likewise.
18969 (parser_build_binary_op): Likewise. Optionally warn about
18970 comparisons of enums of different types.
18971 (digest_init): Set original_type field.
18972 (really_start_incremental_init): Likewise.
18973 (push_init_level, pop_init_level): Likewise.
18974 * doc/invoke.texi (Warning Options): -Wenum-compare now
18977 2009-04-15 Richard Guenther <rguenther@suse.de>
18979 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
18980 out a necessary conversion.
18981 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
18982 names we didn't value number.
18983 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
18985 2009-04-15 Richard Guenther <rguenther@suse.de>
18987 PR tree-optimization/39764
18988 * tree-ssa-ccp.c (get_value): Canonicalize value with
18989 canonicalize_float_value.
18991 2009-04-15 Jan Hubicka <jh@suse.cz>
18993 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
18994 Wrong version of patch.
18996 2009-04-15 Jan Hubicka <jh@suse.cz>
18998 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
19000 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
19002 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
19003 our distinct integral and vector types.
19005 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
19007 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
19008 * init.c (build_vtbl_address): Remove call to assemble_external.
19010 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
19012 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
19013 output for other floating point modes.
19015 2009-04-14 Diego Novillo <dnovillo@google.com>
19017 * diagnostic.c (diagnostic_report_diagnostic): Do not
19018 warn about loaded plugins for DK_ERROR and DK_WARNING.
19019 * c-decl.c (declspecs_add_type): Move call to
19020 invoke_plugin_callbacks ...
19021 * c-parser.c (c_parser_declspecs): ... here.
19022 * plugin.c (dump_active_plugins): Tidy output.
19024 2009-04-14 Diego Novillo <dnovillo@google.com>
19025 Le-Chun Wu <lcwu@google.com>
19027 * configure.ac: Add --enable-plugin support.
19028 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
19029 * Makefile.in (PLUGIN_H): Define.
19030 Export ENABLE_PLUGIN and GMPINC to site.exp.
19031 Add PLUGINLIBS to link command.
19032 Add/modify dependencies for plugin.o and files including plugin.h.
19034 * config.in: Regenerate.
19036 * opts.c (common_handle_option): Handle OPT_fplugin_ and
19039 2009-04-14 Le-Chun Wu <lcwu@google.com>
19041 * tree-pass.h (register_one_dump_file): Add a prototype for
19042 register_one_dump_file.
19043 * toplev.c (compile_file): Call initialize_plugins.
19044 (do_compile): Call invoke_plugin_callbacks.
19045 (toplev_main): Call invoke_plugin_callbacks.
19046 * common.opt: Add -fplugin= and -fplugin-arg-.
19047 * gcc-plugin.h: New public header file for plugins to include.
19048 * plugin.c: New source file.
19049 * plugin.h: New internal header file.
19050 * passes.c (register_one_dump_file): Make it external.
19052 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
19054 2009-04-14 Diego Novillo <dnovillo@google.com>
19056 * doc/plugins.texi: New.
19057 * doc/gccint.texi: Add reference to Plugins chapter.
19058 * doc/invoke.texi: Document -fplugin and -fplugin-arg
19059 * diagnostic.c (diagnostic_report_diagnostic): Warn about
19060 loaded plugins, if any.
19061 * timevar.def (TV_PLUGIN_INIT): Define.
19062 (TV_PLUGIN_RUN): Define.
19063 * plugin.c: Include timevar.h
19064 (plugins_active_p): New.
19065 (dump_active_plugins): New.
19066 (debug_active_plugins): New.
19068 2009-04-14 Joseph Myers <joseph@codesourcery.com>
19070 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
19072 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
19074 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
19076 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
19077 the same as a minus without a shift.
19079 2009-04-14 Nick Clifton <nickc@redhat.com>
19081 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
19082 comparisons with small integers will always produce a short
19085 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
19088 2008-12-19 Diego Novillo <dnovillo@google.com>
19090 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
19092 2009-04-14 Richard Guenther <rguenther@suse.de>
19094 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
19096 (verify_gimple_assign_binary): Likewise. Handle shifts and
19098 (verify_gimple_phi): Print the mismatched argument position.
19099 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19101 (vect_update_init_of_dr): Likewise.
19102 * matrix-reorg.c (transform_access_sites): Do what the
19104 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
19106 2009-04-13 Michael Eager <eager@eagercon.com>
19108 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
19109 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
19110 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
19111 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
19112 remove duplicate config
19114 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19116 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
19117 file_name:line_number type locator of the call site.
19119 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
19121 * genautomata.c: Put blank after comma.
19122 (automaton_decls): New.
19123 (struct unit_usage): Add comments to member next.
19124 (store_alt_unit_usage): Keep the list ordered.
19125 (unit_present_on_list_p, equal_alternatives_p): New.
19126 (check_regexp_units_distribution): Check units distribution
19127 correctness correctly.
19128 (main): Don't write automata if error is found. Return correct
19131 * config/m68k/cf.md (cfv4_ds): Remove.
19132 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
19133 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
19135 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
19136 power4-load-ext, power4-store, power4-store-update,
19137 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
19138 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
19139 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
19140 power4-sqrt, power4-isync): Modify reservation to make correct
19141 unit distribution to automata.
19143 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
19144 power5-store-update, power5-two, power5-three, power5-lmul,
19145 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
19147 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
19149 * except.c (pass_set_nothrow_function_flags): Set name and add
19151 (set_nothrow_function_flags): Mention in the dump file when
19152 changing a function to nothrow.
19154 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
19157 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
19158 instead of unsigned long.
19160 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19162 * config/arm/arm.c (return_used_this_function): Remove.
19163 (arm_output_function_prologue): Remove use of
19164 return_used_this_function.
19165 (output_return_instruction): Replace use of
19166 return_used_this_function
19167 by cfun->machine->return_used_this_function.
19168 (arm_output_epilogue): Likewise.
19169 (arm_output_function_epilogue): Likewise.
19170 (thumb_unexpanded_epilogue): Likewise.
19171 * config/arm/arm.h (struct machine_function):
19172 New member return_used_this_function.
19174 2009-04-12 Mark Mitchell <mark@codesourcery.com>
19176 * doc/install.texi: Correct description of default directory for
19177 --with-gxx-include-dir.
19179 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
19181 * fold-const.c (build_range_check): Properly deal with enumeral and
19182 boolean base types.
19184 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
19186 * doc/invoke.texi (max_gcse_passes): Remove documentation.
19187 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
19188 * params.h (MAX_GCSE_PASSES): Remove.
19189 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
19190 in sequence. Remove ability to run multiple passes.
19191 (bypass_jumps): Report run as third CPROP pass.
19193 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
19195 PR middle-end/39651
19196 * except.c (can_throw_external): Look at each insn in a SEQUENCE
19197 when deciding whether the whole SEQUENCE can throw.
19199 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
19202 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
19203 offseted label references.
19205 2009-04-11 Jan Hubicka <jh@suse.cz>
19207 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
19209 2009-04-11 Richard Guenther <rguenther@suse.de>
19211 PR middle-end/39732
19212 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
19213 return variables as TREE_ADDRESSABLE.
19215 2009-04-11 Richard Guenther <rguenther@suse.de>
19217 PR tree-optimization/39713
19218 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
19219 reference trees have SSA_NAME operands.
19221 2009-04-11 Richard Guenther <rguenther@suse.de>
19224 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
19225 address expressions.
19227 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
19229 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
19230 match changes in Cygwin 1.7
19231 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
19232 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
19234 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19236 PR tree-optimization/39701
19237 * doc/invoke.texi (Optimization Options): Document change in
19238 meaning and initialization of -fdelete-null-pointer-checks.
19240 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19242 PR middle-end/39701
19243 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
19245 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
19248 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
19250 2009-04-10 Chao-ying Fu <fu@mips.com>
19252 * doc/tm.texi (Instruction Output): Document
19253 TARGET_ASM_FINAL_POSTSCAN_INSN.
19254 * target.h (final_postscan_insn): New field in asm_out.
19255 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19256 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
19257 * final.c (final_scan_insn): Call
19258 targetm.asm_out.final_postscan_insn after outputting
19259 an asm macro and a normal instruction.
19261 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
19262 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
19263 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
19264 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
19265 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19267 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19269 PR middle-end/39701
19270 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
19271 variables as non-NULL even with -fdelete-null-pointer-checks.
19273 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19275 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
19277 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
19280 * config/i386/i386.c (classify_argument): Handle SCmode with
19281 (bit_offset % 64) != 0.
19283 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
19285 * doc/invoke.texi (Optimize Options): Add cross-reference to
19286 -Q --help=optimizers examples.
19288 2009-04-10 Ben Elliston <bje@au.ibm.com>
19291 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
19292 regalign for the reg == fpr and TDmode case.
19294 2009-04-09 David Ayers <ayers@fsfe.org>
19297 * objc/objc-act.c (warn_with_method): Remove helper function.
19298 (check_duplicates): Call warning and inform directly.
19299 (really_start_method): Likewise.
19301 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19303 * expmed.c (expand_divmod): Always use a comparison for a division
19304 by a large unsigned integer.
19306 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
19307 for things others than variables or functions as nonzero.
19309 2009-04-09 Nick Clifton <nickc@redhat.com>
19311 * unwind-compat.c: Change copyright header to refer to version
19312 3 of the GNU General Public License with version 3.1 of the
19313 GCC Runtime Library Exception and to point readers at the
19314 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
19315 * config/alpha/crtfastmath.c: Likewise.
19316 * config/alpha/linux-unwind.h: Likewise.
19317 * config/alpha/qrnnd.asm: Likewise.
19318 * config/alpha/vms-crt0-64.c: Likewise.
19319 * config/alpha/vms-crt0.c: Likewise.
19320 * config/alpha/vms-dwarf2.asm: Likewise.
19321 * config/alpha/vms-dwarf2eh.asm: Likewise.
19322 * config/alpha/vms-psxcrt0-64.c: Likewise.
19323 * config/alpha/vms-psxcrt0.c: Likewise.
19324 * config/alpha/vms_tramp.asm: Likewise.
19325 * config/arc/initfini.c: Likewise.
19326 * config/arc/lib1funcs.asm: Likewise.
19327 * config/arm/bpabi-v6m.S: Likewise.
19328 * config/arm/bpabi.S: Likewise.
19329 * config/arm/bpabi.c: Likewise.
19330 * config/arm/crti.asm: Likewise.
19331 * config/arm/crtn.asm: Likewise.
19332 * config/arm/ieee754-df.S: Likewise.
19333 * config/arm/ieee754-sf.S: Likewise.
19334 * config/arm/lib1funcs.asm: Likewise.
19335 * config/arm/libunwind.S: Likewise.
19336 * config/arm/linux-atomic.c: Likewise.
19337 * config/arm/mmintrin.h: Likewise.
19338 * config/arm/pr-support.c: Likewise.
19339 * config/arm/unaligned-funcs.c: Likewise.
19340 * config/arm/unwind-arm.c: Likewise.
19341 * config/arm/unwind-arm.h: Likewise.
19342 * config/avr/libgcc.S: Likewise.
19343 * config/bfin/crti.s: Likewise.
19344 * config/bfin/crtlibid.s: Likewise.
19345 * config/bfin/crtn.s: Likewise.
19346 * config/bfin/lib1funcs.asm: Likewise.
19347 * config/bfin/linux-unwind.h: Likewise.
19348 * config/cris/arit.c: Likewise.
19349 * config/cris/cris_abi_symbol.c: Likewise.
19350 * config/darwin-64.c: Likewise.
19351 * config/darwin-crt2.c: Likewise.
19352 * config/darwin-crt3.c: Likewise.
19353 * config/darwin.h: Likewise.
19354 * config/dbxelf.h: Likewise.
19355 * config/dfp-bit.c: Likewise.
19356 * config/dfp-bit.h: Likewise.
19357 * config/elfos.h: Likewise.
19358 * config/fixed-bit.c: Likewise.
19359 * config/fixed-bit.h: Likewise.
19360 * config/fp-bit.c: Likewise.
19361 * config/fp-bit.h: Likewise.
19362 * config/fr30/crti.asm: Likewise.
19363 * config/fr30/crtn.asm: Likewise.
19364 * config/fr30/lib1funcs.asm: Likewise.
19365 * config/freebsd-spec.h: Likewise.
19366 * config/frv/cmovd.c: Likewise.
19367 * config/frv/cmovh.c: Likewise.
19368 * config/frv/cmovw.c: Likewise.
19369 * config/frv/frvbegin.c: Likewise.
19370 * config/frv/frvend.c: Likewise.
19371 * config/frv/lib1funcs.asm: Likewise.
19372 * config/glibc-stdint.h: Likewise.
19373 * config/h8300/clzhi2.c: Likewise.
19374 * config/h8300/crti.asm: Likewise.
19375 * config/h8300/crtn.asm: Likewise.
19376 * config/h8300/ctzhi2.c: Likewise.
19377 * config/h8300/fixunssfsi.c: Likewise.
19378 * config/h8300/lib1funcs.asm: Likewise.
19379 * config/h8300/parityhi2.c: Likewise.
19380 * config/h8300/popcounthi2.c: Likewise.
19381 * config/i386/ammintrin.h: Likewise.
19382 * config/i386/att.h: Likewise.
19383 * config/i386/avxintrin.h: Likewise.
19384 * config/i386/biarch64.h: Likewise.
19385 * config/i386/bmmintrin.h: Likewise.
19386 * config/i386/cpuid.h: Likewise.
19387 * config/i386/cross-stdarg.h: Likewise.
19388 * config/i386/crtfastmath.c: Likewise.
19389 * config/i386/crtprec.c: Likewise.
19390 * config/i386/cygming-crtbegin.c: Likewise.
19391 * config/i386/cygming-crtend.c: Likewise.
19392 * config/i386/cygwin.asm: Likewise.
19393 * config/i386/emmintrin.h: Likewise.
19394 * config/i386/gmm_malloc.h: Likewise.
19395 * config/i386/gthr-win32.c: Likewise.
19396 * config/i386/i386.h: Likewise.
19397 * config/i386/immintrin.h: Likewise.
19398 * config/i386/linux-unwind.h: Likewise.
19399 * config/i386/linux64.h: Likewise.
19400 * config/i386/mm3dnow.h: Likewise.
19401 * config/i386/mmintrin-common.h: Likewise.
19402 * config/i386/mmintrin.h: Likewise.
19403 * config/i386/nmmintrin.h: Likewise.
19404 * config/i386/pmm_malloc.h: Likewise.
19405 * config/i386/pmmintrin.h: Likewise.
19406 * config/i386/smmintrin.h: Likewise.
19407 * config/i386/sol2-c1.asm: Likewise.
19408 * config/i386/sol2-ci.asm: Likewise.
19409 * config/i386/sol2-cn.asm: Likewise.
19410 * config/i386/sol2-gc1.asm: Likewise.
19411 * config/i386/tmmintrin.h: Likewise.
19412 * config/i386/unix.h: Likewise.
19413 * config/i386/w32-unwind.h: Likewise.
19414 * config/i386/wmmintrin.h: Likewise.
19415 * config/i386/x86-64.h: Likewise.
19416 * config/i386/x86intrin.h: Likewise.
19417 * config/i386/xmmintrin.h: Likewise.
19418 * config/ia64/crtbegin.asm: Likewise.
19419 * config/ia64/crtend.asm: Likewise.
19420 * config/ia64/crtfastmath.c: Likewise.
19421 * config/ia64/crti.asm: Likewise.
19422 * config/ia64/crtn.asm: Likewise.
19423 * config/ia64/fde-glibc.c: Likewise.
19424 * config/ia64/lib1funcs.asm: Likewise.
19425 * config/ia64/linux-unwind.h: Likewise.
19426 * config/ia64/quadlib.c: Likewise.
19427 * config/ia64/unwind-ia64.c: Likewise.
19428 * config/linux.h: Likewise.
19429 * config/m32c/m32c-lib1.S: Likewise.
19430 * config/m32c/m32c-lib2-trapv.c: Likewise.
19431 * config/m32c/m32c-lib2.c: Likewise.
19432 * config/m32r/initfini.c: Likewise.
19433 * config/m68hc11/larith.asm: Likewise.
19434 * config/m68hc11/m68hc11-crt0.S: Likewise.
19435 * config/m68k/cf.md: Likewise.
19436 * config/m68k/crti.s: Likewise.
19437 * config/m68k/crtn.s: Likewise.
19438 * config/m68k/lb1sf68.asm: Likewise.
19439 * config/m68k/linux-unwind.h: Likewise.
19440 * config/mcore/crti.asm: Likewise.
19441 * config/mcore/crtn.asm: Likewise.
19442 * config/mcore/lib1.asm: Likewise.
19443 * config/mips/linux-unwind.h: Likewise.
19444 * config/mips/loongson.h: Likewise.
19445 * config/mips/mips16.S: Likewise.
19446 * config/mmix/crti.asm: Likewise.
19447 * config/mmix/crtn.asm: Likewise.
19448 * config/pa/fptr.c: Likewise.
19449 * config/pa/hpux-unwind.h: Likewise.
19450 * config/pa/lib2funcs.asm: Likewise.
19451 * config/pa/linux-atomic.c: Likewise.
19452 * config/pa/linux-unwind.h: Likewise.
19453 * config/pa/milli64.S: Likewise.
19454 * config/pa/quadlib.c: Likewise.
19455 * config/pa/stublib.c: Likewise.
19456 * config/picochip/libgccExtras/adddi3.asm: Likewise.
19457 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
19458 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
19459 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
19460 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
19461 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
19462 * config/picochip/libgccExtras/divmod15.asm: Likewise.
19463 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
19464 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
19465 * config/picochip/libgccExtras/longjmp.asm: Likewise.
19466 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
19467 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
19468 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
19469 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
19470 * config/picochip/libgccExtras/setjmp.asm: Likewise.
19471 * config/picochip/libgccExtras/subdi3.asm: Likewise.
19472 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
19473 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
19474 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
19475 * config/rs6000/750cl.h: Likewise.
19476 * config/rs6000/altivec.h: Likewise.
19477 * config/rs6000/biarch64.h: Likewise.
19478 * config/rs6000/crtresfpr.asm: Likewise.
19479 * config/rs6000/crtresgpr.asm: Likewise.
19480 * config/rs6000/crtresxfpr.asm: Likewise.
19481 * config/rs6000/crtresxgpr.asm: Likewise.
19482 * config/rs6000/crtsavfpr.asm: Likewise.
19483 * config/rs6000/crtsavgpr.asm: Likewise.
19484 * config/rs6000/darwin-asm.h: Likewise.
19485 * config/rs6000/darwin-fallback.c: Likewise.
19486 * config/rs6000/darwin-fpsave.asm: Likewise.
19487 * config/rs6000/darwin-ldouble.c: Likewise.
19488 * config/rs6000/darwin-tramp.asm: Likewise.
19489 * config/rs6000/darwin-unwind.h: Likewise.
19490 * config/rs6000/darwin-vecsave.asm: Likewise.
19491 * config/rs6000/darwin-world.asm: Likewise.
19492 * config/rs6000/e500crtres32gpr.asm: Likewise.
19493 * config/rs6000/e500crtres64gpr.asm: Likewise.
19494 * config/rs6000/e500crtres64gprctr.asm: Likewise.
19495 * config/rs6000/e500crtrest32gpr.asm: Likewise.
19496 * config/rs6000/e500crtrest64gpr.asm: Likewise.
19497 * config/rs6000/e500crtresx32gpr.asm: Likewise.
19498 * config/rs6000/e500crtresx64gpr.asm: Likewise.
19499 * config/rs6000/e500crtsav32gpr.asm: Likewise.
19500 * config/rs6000/e500crtsav64gpr.asm: Likewise.
19501 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
19502 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
19503 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
19504 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
19505 * config/rs6000/eabi-ci.asm: Likewise.
19506 * config/rs6000/eabi-cn.asm: Likewise.
19507 * config/rs6000/eabi.asm: Likewise.
19508 * config/rs6000/linux-unwind.h: Likewise.
19509 * config/rs6000/linux64.h: Likewise.
19510 * config/rs6000/paired.h: Likewise.
19511 * config/rs6000/paired.md: Likewise.
19512 * config/rs6000/ppc64-fp.c: Likewise.
19513 * config/rs6000/ppu_intrinsics.h: Likewise.
19514 * config/rs6000/rs6000.h: Likewise.
19515 * config/rs6000/si2vmx.h: Likewise.
19516 * config/rs6000/sol-ci.asm: Likewise.
19517 * config/rs6000/sol-cn.asm: Likewise.
19518 * config/rs6000/spe.h: Likewise.
19519 * config/rs6000/spu2vmx.h: Likewise.
19520 * config/rs6000/sysv4.h: Likewise.
19521 * config/rs6000/tramp.asm: Likewise.
19522 * config/rs6000/vec_types.h: Likewise.
19523 * config/s390/linux-unwind.h: Likewise.
19524 * config/s390/tpf-unwind.h: Likewise.
19525 * config/score/crti.asm: Likewise.
19526 * config/score/crtn.asm: Likewise.
19527 * config/sh/crt1.asm: Likewise.
19528 * config/sh/crti.asm: Likewise.
19529 * config/sh/crtn.asm: Likewise.
19530 * config/sh/divtab-sh4-300.c: Likewise.
19531 * config/sh/divtab-sh4.c: Likewise.
19532 * config/sh/divtab.c: Likewise.
19533 * config/sh/lib1funcs-4-300.asm: Likewise.
19534 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
19535 * config/sh/lib1funcs.asm: Likewise.
19536 * config/sh/lib1funcs.h: Likewise.
19537 * config/sh/linux-atomic.asm: Likewise.
19538 * config/sh/linux-unwind.h: Likewise.
19539 * config/sh/shmedia.h: Likewise.
19540 * config/sh/sshmedia.h: Likewise.
19541 * config/sh/ushmedia.h: Likewise.
19542 * config/sparc/crtfastmath.c: Likewise.
19543 * config/sparc/linux-unwind.h: Likewise.
19544 * config/sparc/sol2-c1.asm: Likewise.
19545 * config/sparc/sol2-ci.asm: Likewise.
19546 * config/sparc/sol2-cn.asm: Likewise.
19547 * config/spu/divmodti4.c: Likewise.
19548 * config/spu/divv2df3.c: Likewise.
19549 * config/spu/float_disf.c: Likewise.
19550 * config/spu/float_unsdidf.c: Likewise.
19551 * config/spu/float_unsdisf.c: Likewise.
19552 * config/spu/float_unssidf.c: Likewise.
19553 * config/spu/mfc_multi_tag_release.c: Likewise.
19554 * config/spu/mfc_multi_tag_reserve.c: Likewise.
19555 * config/spu/mfc_tag_release.c: Likewise.
19556 * config/spu/mfc_tag_reserve.c: Likewise.
19557 * config/spu/mfc_tag_table.c: Likewise.
19558 * config/spu/multi3.c: Likewise.
19559 * config/spu/spu_internals.h: Likewise.
19560 * config/spu/spu_intrinsics.h: Likewise.
19561 * config/spu/spu_mfcio.h: Likewise.
19562 * config/spu/vec_types.h: Likewise.
19563 * config/spu/vmx2spu.h: Likewise.
19564 * config/stormy16/stormy16-lib2.c: Likewise.
19565 * config/svr4.h: Likewise.
19566 * config/sync.c: Likewise.
19567 * config/v850/lib1funcs.asm: Likewise.
19568 * config/vxlib-tls.c: Likewise.
19569 * config/vxlib.c: Likewise.
19570 * config/vxworks-dummy.h: Likewise.
19571 * config/xtensa/crti.asm: Likewise.
19572 * config/xtensa/crtn.asm: Likewise.
19573 * config/xtensa/ieee754-df.S: Likewise.
19574 * config/xtensa/ieee754-sf.S: Likewise.
19575 * config/xtensa/lib1funcs.asm: Likewise.
19576 * config/xtensa/lib2funcs.S: Likewise.
19577 * config/xtensa/linux-unwind.h: Likewise.
19578 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
19579 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
19580 * coretypes.h: Likewise.
19581 * crtstuff.c: Likewise.
19582 * defaults.h: Likewise.
19583 * dwarf2.h: Likewise.
19584 * emutls.c: Likewise.
19585 * gbl-ctors.h: Likewise.
19586 * gcov-io.h: Likewise.
19587 * ginclude/float.h: Likewise.
19588 * ginclude/iso646.h: Likewise.
19589 * ginclude/stdarg.h: Likewise.
19590 * ginclude/stdbool.h: Likewise.
19591 * ginclude/stddef.h: Likewise.
19592 * ginclude/stdfix.h: Likewise.
19593 * ginclude/stdint-gcc.h: Likewise.
19594 * ginclude/tgmath.h: Likewise.
19595 * gthr-aix.h: Likewise.
19596 * gthr-dce.h: Likewise.
19597 * gthr-gnat.c: Likewise.
19598 * gthr-gnat.h: Likewise.
19599 * gthr-lynx.h: Likewise.
19600 * gthr-mipssde.h: Likewise.
19601 * gthr-nks.h: Likewise.
19602 * gthr-posix.c: Likewise.
19603 * gthr-posix.h: Likewise.
19604 * gthr-posix95.h: Likewise.
19605 * gthr-rtems.h: Likewise.
19606 * gthr-single.h: Likewise.
19607 * gthr-solaris.h: Likewise.
19608 * gthr-tpf.h: Likewise.
19609 * gthr-vxworks.h: Likewise.
19610 * gthr-win32.h: Likewise.
19611 * gthr.h: Likewise.
19612 * libgcc2.c: Likewise.
19613 * libgcc2.h: Likewise.
19614 * libgcov.c: Likewise.
19615 * tsystem.h: Likewise.
19616 * typeclass.h: Likewise.
19617 * unwind-c.c: Likewise.
19618 * unwind-compat.h: Likewise.
19619 * unwind-dw2-fde-compat.c: Likewise.
19620 * unwind-dw2-fde-darwin.c: Likewise.
19621 * unwind-dw2-fde-glibc.c: Likewise.
19622 * unwind-dw2-fde.c: Likewise.
19623 * unwind-dw2-fde.h: Likewise.
19624 * unwind-dw2.c: Likewise.
19625 * unwind-dw2.h: Likewise.
19626 * unwind-generic.h: Likewise.
19627 * unwind-pe.h: Likewise.
19628 * unwind-sjlj.c: Likewise.
19629 * unwind.inc: Likewise.
19630 * config/arm/neon-gen.ml: Change generated copyright header to
19631 refer to version 3 of the GNU General Public License with
19632 version 3.1 of the GCC Runtime Library Exception and to point
19633 readers at the COPYING3 and COPYING3.RUNTIME files and the
19634 FSF's license web page.
19635 * config/arm/arm_neon.h: Regenerate.
19637 2009-04-09 Jakub Jelinek <jakub@redhat.com>
19639 * config/cris/cris.md: Change copyright header to refer to version
19640 3 of the GNU General Public License.
19641 * doc/install.texi2html: Change copyright header to refer to version
19642 3 of the GNU General Public License and to point readers at the
19643 COPYING3 file and the FSF's license web page.
19644 * config/vax/linux.h: Likewise.
19646 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19648 * config/i386/i386.md (cmpcc): New.
19649 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
19650 (sync_compare_and_swap_cc*): Delete.
19652 * config/s390/s390.c (s390_compare_emitted): Remove.
19653 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
19654 s390_compare_emitted used to be handled. Assert that modes match.
19655 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
19656 refer to sync_compare_and_swap_ccsi.
19657 * config/s390/s390.h (s390_compare_emitted): Remove.
19658 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
19659 instead of s390_compare_emitted.
19660 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
19661 instead of s390_compare_emitted.
19662 * config/s390/s390.md (cmpcc): New.
19663 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
19664 CC_REGNUM, do not pretend it's set.
19665 (sync_compare_and_swap_cc*): Delete.
19666 * config/s390/predicates.md (cc_reg_operand): New.
19668 * expr.c (sync_compare_and_swap_cc): Delete.
19669 * optabs.h (sync_compare_and_swap_cc): Delete.
19670 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
19671 is being used with can_compare_p.
19672 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
19673 (find_cc_set): New.
19674 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
19675 look for a MODE_CC set instead. Use emit_store_flag.
19676 (expand_compare_and_swap_loop): Likewise, with some additional
19677 complication to avoid a force_reg when useless. Use
19678 emit_cmp_and_jump_insns.
19679 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
19680 * doc/md.texi (sync_compare_and_swap_cc): Merge with
19681 sync_compare_and_swap documentation.
19683 2009-04-09 Jan Hubicka <jh@suse.cz>
19685 * except.c (find_prev_try): Break out from ....
19686 (duplicate_eh_regions): ... here; properly update prev_try pointers
19687 when duplication part of tree.
19688 (dump_eh_tree): Improve dumping.
19689 (verify_eh_region): New.
19690 (verify_eh_tree): Use it.
19692 2009-04-06 Richard Guenther <rguenther@suse.de>
19694 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
19695 &ARRAY addresses by adjusting their types and prepending
19697 * tree-cfg.c (verify_gimple_assign_single): Verify that
19698 addresses are correct.
19700 2009-04-09 Richard Guenther <rguenther@suse.de>
19702 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
19703 indices into an array reference if possible.
19704 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
19705 Fold POINTER_PLUS_EXPR statements with invariant address.
19707 2009-04-09 Alan Modra <amodra@bigpond.net.au>
19710 * config.gcc (powerpc64-*-linux*): Always build biarch.
19712 2009-04-09 Joseph Myers <joseph@codesourcery.com>
19715 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
19716 it and pedwarn if this results in an INTEGER_CST.
19718 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19720 * doc/install.texi: Update minimum GMP version. Remove obsolete
19721 text in MPFR section.
19723 2009-04-08 Jakub Jelinek <jakub@redhat.com>
19725 * dwarf2out.c (class_scope_p): New static inline.
19726 (class_or_namespace_scope_p): Use it.
19727 (gen_variable_die): Use DW_TAG_member tag for static data member
19728 declarations instead of DW_TAG_variable.
19730 PR middle-end/39573
19731 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
19734 2009-04-08 Richard Guenther <rguenther@suse.de>
19736 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
19737 valueize random data.
19739 2009-04-08 David Edelsohn <edelsohn@gnu.org>
19741 * config.gcc (aix tm_file): Add aix-stdint.h.
19742 (aix tm clause use_gcc_stdint): Set to wrap.
19743 * config/rs6000/aix-stdint.h: New file.
19745 2009-04-08 Richard Guenther <rguenther@suse.de>
19747 PR middle-end/36291
19748 * tree-dfa.c (add_referenced_var): Do not recurse into
19749 global initializers.
19750 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
19752 (fold_const_aggregate_ref): Likewise.
19754 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19756 * recog.c (ordered_comparison_operator): New.
19757 * gensupport.c (std_preds): Add it.
19758 * doc/md.texi (Machine-Independent Predicates): Document it.
19760 2009-04-08 Jan Hubicka <jh@suse.cz>
19762 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
19763 * function.h (rtl_eh): Remove exception_handler_label_map.
19764 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
19765 remove_exception_handler_label, for_each_eh_label_1): Remove.
19766 (rtl_remove_unreachable_regions): Remove.
19767 (convert_from_eh_region_ranges): Do not remove unreachable regions.
19768 (find_exception_handler_labels): Don't build the hashtable.
19769 (maybe_remove_eh_handler): Remove.
19770 (for_each_eh_label): Rewrite to walk the tree.
19771 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
19772 * except.h (maybe_remove_eh_handler): Remove.
19773 * passes.c (init_optimization_passes): Schedule second EH cleanup
19775 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
19776 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
19778 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19780 * genoutput.c (validate_optab_operands): New.
19781 (gen_insn, gen_expand): Call it.
19783 * genflags.c (gen_insn): Detect misused iterators.
19784 (main): Pass line_no to gen_insn, exit with status 1 on error.
19786 * genextract.c (line_no): Make global.
19787 (VEC_safe_set_locstr): Change assertion to error message.
19788 (main): Exit with status 1 on error.
19790 2009-04-08 Joseph Myers <joseph@codesourcery.com>
19794 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
19795 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
19796 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
19797 * c-convert.c (convert): Do not call fold on results of conversion
19798 functions when the result is a C_MAYBE_CONST_EXPR.
19799 * c-parser.c (c_parser_postfix_expression): Do not fold condition
19800 of __builtin_choose_expr.
19801 * c-typeck.c (remove_c_maybe_const_expr): New.
19802 (build_unary_op, build_conditional_expr, build_compound_expr,
19803 build_binary_op, c_objc_common_truthvalue_conversion): Call
19804 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
19807 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
19809 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
19810 CODE to produce a new one. Add a prototype to use fold_convert_const
19812 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
19815 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
19816 mix declarations and code.
19818 2009-04-08 Ben Elliston <bje@au.ibm.com>
19820 * gcc.c: Replace `CC' with `GCC' throughout.
19822 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
19824 * doc/invoke.texi: Document Atom support.
19826 2009-04-07 Jason Merrill <jason@redhat.com>
19829 * c-common.h, c-common.c: Add flag_pretty_templates.
19830 * c-opts.c (c_common_handle_option): Set it.
19831 * c.opt: Add -fno-pretty-templates.
19832 * doc/invoke.texi (C++ Dialect Options): Likewise.
19834 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
19836 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
19837 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
19838 (ia64_expand_builtin): Likewise.
19840 2009-04-07 Martin Jambor <mjambor@suse.cz>
19842 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
19843 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
19844 ADDR_EXPRS are include too.
19846 2009-04-07 Richard Guenther <rguenther@suse.de>
19848 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
19849 decls are only used if passes as parameters or if they are
19850 local statics and the call is not to a builtin.
19851 (call_may_clobber_ref_p_1): Likewise.
19853 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19855 * expr.c (do_store_flag): Remove last argument. Simplify code
19856 to avoid duplication of tests already done by can_compare_p.
19857 (expand_expr_real_1): Adjust caller.
19859 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19861 * optabs.c (can_compare_p): Test the predicate of a
19862 cbranch and cstore pattern.
19864 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19866 * expr.c (convert_move): Use emit_store_flag instead of
19869 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19871 * config/i386/i386.c (ix86_compare_emitted): Remove.
19872 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
19873 ix86_compare_op0 like ix86_compare_emitted used to be handled.
19874 * config/i386/i386.h (ix86_compare_emitted): Remove.
19875 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
19876 instead of ix86_compare_emitted.
19877 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
19879 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
19881 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
19882 Add t-sysroot-suffix to tmake_file.
19883 * config/print-sysroot-suffix.sh: New file.
19884 * config/t-sysroot-suffix: New file.
19886 2009-04-07 Ben Elliston <bje@au.ibm.com>
19888 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
19889 as the latter produces a warning when the target does not support
19892 2009-04-07 Ben Elliston <bje@au.ibm.com>
19894 * dfp.c: Replace type punning assignments with memcpy throughout.
19895 * Makefile.in (dfp.o-warn): Remove.
19897 2009-04-07 Alan Modra <amodra@bigpond.net.au>
19900 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
19901 Include soft-fp/t-softfp after rs6000/t-linux64.
19903 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
19905 * stor-layout.c (set_sizetype): Use the full precision of their
19906 machine mode for bitsize types.
19908 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
19910 * config/i386/i386.md: Revert 2 accidental checkins.
19912 2009-04-06 Joey Ye <joey.ye@intel.com>
19913 Xuepeng Guo <xuepeng.guo@intel.com>
19914 H.J. Lu <hongjiu.lu@intel.com>
19916 Atom pipeline model, tuning and insn selection.
19917 * config.gcc (atom): Add atom config options and target.
19919 * config/i386/atom.md: New.
19921 * config/i386/i386.c (atom_cost): New cost.
19922 (m_ATOM): New macro flag.
19923 (initial_ix86_tune_features): Set m_ATOM.
19924 (x86_accumulate_outgoing_args): Likewise.
19925 (x86_arch_always_fancy_math_387): Likewise.
19926 (processor_target): Add Atom cost.
19927 (cpu_names): Add Atom cpu name.
19928 (override_options): Set Atom ISA.
19929 (ix86_issue_rate): New case PROCESSOR_ATOM.
19930 (ix86_adjust_cost): Likewise.
19932 * config/i386/i386.h (TARGET_ATOM): New target macro.
19933 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
19934 (TARGET_OPT_AGU): New target option.
19935 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
19936 (processor_type): Add PROCESSOR_ATOM.
19938 * config/i386/i386.md (cpu): Add new value "atom".
19939 (use_carry, movu): New attr.
19940 (atom.md): Include atom.md.
19941 (adddi3_carry_rex64): Set attr "use_carry".
19942 (addqi3_carry): Likewise.
19943 (addhi3_carry): Likewise.
19944 (addsi3_carry): Likewise.
19945 (*addsi3_carry_zext): Likewise.
19946 (subdi3_carry_rex64): Likewise.
19947 (subqi3_carry): Likewise.
19948 (subhi3_carry): Likewise.
19949 (subsi3_carry): Likewise.
19950 (x86_movdicc_0_m1_rex64): Likewise.
19951 (*x86_movdicc_0_m1_se): Likewise.
19952 (x86_movsicc_0_m1): Likewise.
19953 (*x86_movsicc_0_m1_se): Likewise.
19954 (*adddi_1_rex64): Emit add insn as much as possible.
19955 (*addsi_1): Likewise.
19956 (return_internal): Set atom_unit.
19957 (return_internal_long): Likewise.
19958 (return_pop_internal): Likewise.
19959 (*rcpsf2_sse): Set atom_sse_attr attr.
19960 (*qrt<mode>2_sse): Likewise.
19961 (*prefetch_sse): Likewise.
19963 * config/i386/i386-c.c (ix86_target_macros_internal): New case
19965 (ix86_target_macros_internal): Likewise.
19967 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
19968 (*prefetch_sse_rex): Likewise.
19969 (sse_rcpv4sf2): Likewise.
19970 (sse_vmrcpv4sf2): Likewise.
19971 (sse_sqrtv4sf2): Likewise.
19972 (<sse>_vmsqrt<mode>2): Likewise.
19973 (sse_ldmxcsr): Likewise.
19974 (sse_stmxcsr): Likewise.
19975 (*sse_sfence): Likewise.
19976 (sse2_clflush): Likewise.
19977 (*sse2_mfence): Likewise.
19978 (*sse2_lfence): Likewise.
19979 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
19980 (<sse>_movup<ssemodesuffixf2c>): Likewise.
19981 (avx_movdqu<avxmodesuffix>): Likewise.
19982 (avx_lddqu<avxmodesuffix>): Likewise.
19983 (sse2_movntv2di): Change attr "type" to "ssemov".
19984 (sse2_movntsi): Likewise.
19985 (rsqrtv8sf2): Change attr "type" to "sseadd".
19986 (sse3_addsubv2df3): Set attr "atom_unit".
19987 (sse3_h<plusminus_insn>v4sf3): Likewise.
19988 (*sse2_pmaddwd): Likewise.
19989 (*vec_extractv2di_1_rex64): Likewise.
19990 (*vec_extractv2di_1_avx): Likewise.
19991 (sse2_psadbw): Likewise.
19992 (ssse3_phaddwv8hi3): Likewise.
19993 (ssse3_phaddwv4hi3): Likewise.
19994 (ssse3_phadddv4si3): Likewise.
19995 (ssse3_phadddv2si3): Likewise.
19996 (ssse3_phaddswv8hi3): Likewise.
19997 (ssse3_phaddswv4hi3): Likewise.
19998 (ssse3_phsubwv8hi3): Likewise.
19999 (ssse3_phsubwv4hi3): Likewise.
20000 (ssse3_phsubdv4si3): Likewise.
20001 (ssse3_phsubdv2si3): Likewise.
20002 (ssse3_phsubswv8hi3): Likewise.
20003 (ssse3_phsubswv4hi3): Likewise.
20004 (ssse3_pmaddubsw128): Likewise.
20005 (sse3_pmaddubsw: Likewise.
20006 (ssse3_palignrti): Likewise.
20007 (ssse3_palignrdi): Likewise.
20009 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
20011 * doc/install.texi (Specific): Fix two cross-references to MinGW.
20013 2009-04-06 Richard Guenther <rguenther@suse.de>
20015 PR tree-optimization/28868
20016 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
20017 of which PHI results we inserted.
20018 (insert_into_preds_of_block): Record inserted PHIs.
20019 (eliminate): Eliminate redundant PHI nodes.
20020 (init_pre): Init inserted_phi_names.
20022 2009-04-06 Richard Guenther <rguenther@suse.de>
20024 PR tree-optimization/39643
20025 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
20026 IMAGPART_EXPRs of complex constants.
20027 (execute_fold_all_builtins): If we folded a call queue
20028 TODO_update_address_taken.
20030 2009-04-06 Jan Hubicka <jh@suse.cz>
20032 PR middle-end/39659
20033 * except.c (remove_unreachable_regions): Propagate may_contain_throw
20036 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
20038 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
20040 (ic_invalidate_array): Likewise.
20042 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
20044 * calls.c (emit_library_call_value_1): Fix a problem with parameter
20045 alignment for library calls.
20047 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
20049 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
20050 (mingw32 tm clause use_gcc_stdint): Set to wrap.
20051 * config/i386/mingw-stdint.h: New file.
20053 2009-04-05 Richard Guenther <rguenther@suse.de>
20055 PR tree-optimization/39648
20056 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
20057 our &A vs. &A[0] IL deficiencies.
20059 2009-04-04 Jan Hubicka <jh@suse.cz>
20061 * except.c (sjlj_find_directly_reachable_regions): Be ready for
20062 removed toplevel regions.
20063 (sjlj_mark_call_sites): Likewise.
20065 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
20067 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
20068 (cygwin tm clause use_gcc_stdint): Set to wrap.
20069 * config/i386/cygwin-stdint.h: New file.
20071 2009-04-04 Richard Guenther <rguenther@suse.de>
20073 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
20074 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
20075 single-argument PHIs if we are in loop-closed SSA form.
20076 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
20077 for the pre-condition.
20078 (slpeel_tree_peel_loop_to_edge): Likewise.
20079 (vect_build_loop_niters): Take an optional sequence to append stmts.
20080 (vect_generate_tmps_on_preheader): Likewise.
20081 (vect_do_peeling_for_loop_bound): Take extra guards for the
20083 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
20084 the cost model check.
20085 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
20086 guards if we are going to peel. Do not apply versioning in that case.
20087 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
20088 (vect_do_peeling_for_loop_bound): Likewise.
20089 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
20090 loop bound only record extra pre-conditions, do not apply loop
20093 2009-04-04 Richard Guenther <rguenther@suse.de>
20095 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
20098 2009-04-04 Jan Hubicka <jh@suse.cz>
20100 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20101 last_basic_block for size of bb->index indexed array.
20102 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
20103 compute_out, link_btr_uses, build_btr_def_use_webs,
20104 build_btr_def_use_webs, migrate_btr_defs): Likewise.
20106 2009-04-04 Jan Hubicka <jh@suse.cz>
20108 * except.c (remove_eh_handler_and_replace): Break out from ...
20109 (remove_eh_handler): ... here.
20110 (bring_to_root): New function.
20111 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
20112 handled ones, bring others to root of tree.
20114 2009-04-04 Jan Hubicka <jh@suse.cz>
20116 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
20117 (all_phis_safe_to_merge): New function.
20118 (update_info): New structure.
20119 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
20120 (cleanup_empty_eh): Update SSA if possible.
20122 2009-04-04 Richard Guenther <rguenther@suse.de>
20124 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
20125 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
20126 (append_vuse): Likewise.
20128 2009-04-04 Jakub Jelinek <jakub@redhat.com>
20130 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
20131 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
20132 instead of REG_UNSAVED for DW_CFA_undefined.
20133 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
20134 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
20137 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
20140 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
20141 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
20142 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
20144 2009-04-04 Richard Guenther <rguenther@suse.de>
20146 PR tree-optimization/8781
20147 PR tree-optimization/37892
20148 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
20149 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
20150 (valueize_refs): Call it for *& valueizations.
20151 (shared_reference_ops_from_ref): Rename to ...
20152 (valueize_shared_reference_ops_from_ref): ... this and valueize.
20153 (shared_reference_ops_from_call): Rename to ...
20154 (valueize_shared_reference_ops_from_call): ... this and valueize.
20155 (vn_reference_lookup): Update.
20156 (visit_reference_op_call): Likewise.
20157 * tree-ssa-pre.c (phi_translate_1): Fold *&.
20158 (eliminate): Value-replace the call address in call statements.
20160 2009-04-04 Richard Guenther <rguenther@suse.de>
20162 PR tree-optimization/39636
20163 * tree-ssa-forwprop.c
20164 (forward_propagate_addr_into_variable_array_index): Check for
20165 GIMPLE_ASSIGN before accessing the rhs code.
20167 2009-04-03 Jason Merrill <jason@redhat.com>
20169 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
20171 2009-04-03 Steve Ellcey <sje@cup.hp.com>
20173 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
20174 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
20175 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
20176 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
20177 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
20178 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
20179 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
20180 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
20181 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
20182 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
20183 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
20184 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
20185 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
20186 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
20187 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
20188 Use fr_reg_or_fp01_operand instead of fr_register_operand
20190 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
20191 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
20192 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
20194 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
20196 PR rtl-optimization/39607
20197 PR rtl-optimization/39631
20201 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20202 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20203 instead of DF_LR_OUT.
20204 * ira-lives.c (process_bb_node_lives): Ditto.
20205 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20206 instead of DF_LR_{OUT,IN}.
20207 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20208 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20210 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
20212 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
20213 (execute_lower_omp): Always run but take the short way out if -fopenmp
20215 (gate_lower_omp): Remove, forcing the pass manager to always run the
20216 pass and always set PROP_gimple_lomp.
20217 (pass_lower_omp): Remove gate function.
20218 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
20219 PROP_trees. Instead, require it.
20220 * ipa-cp.c (pass_ipa_cp): Likewise.
20221 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
20222 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
20223 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
20224 and PROP_gimple_leh.
20226 2009-04-03 Richard Guenther <rguenther@suse.de>
20228 PR middle-end/13146
20229 PR tree-optimization/23940
20230 PR tree-optimization/33237
20231 PR middle-end/33974
20232 PR middle-end/34093
20233 PR tree-optimization/36201
20234 PR tree-optimization/36230
20235 PR tree-optimization/38049
20236 PR tree-optimization/38207
20237 PR tree-optimization/38230
20238 PR tree-optimization/38301
20239 PR tree-optimization/38585
20240 PR middle-end/38895
20241 PR tree-optimization/38985
20242 PR tree-optimization/39299
20243 * tree-ssa-structalias.h: Remove.
20244 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
20245 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
20246 (struct vuse_element_d): Remove.
20247 (struct vuse_vec_d): Likewise.
20248 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
20249 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
20250 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
20251 VUSE_ELEMENT_VAR): Likewise.
20252 (struct voptype_d): Likewise.
20253 (NUM_VOP_FREE_BUCKETS): Likewise.
20254 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
20255 (struct stmt_operands_d): Remove.
20256 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
20257 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
20258 VDEF_NUM, VDEF_VECT): Likewise.
20259 (copy_virtual_operands): Remove.
20260 (operand_build_cmp): Likewise.
20261 (create_ssa_artificial_load_stmt): Likewise.
20262 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
20263 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
20264 vuse_index and mayuse_index members. Pack and move done and iter_type
20265 members to the front.
20266 (SSA_OP_VMAYUSE): Remove.
20267 (SSA_OP_VIRTUAL_USES): Adjust.
20268 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
20269 (unlink_stmt_vdef): Declare.
20270 (add_to_addressable_set): Remove.
20271 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
20272 (vrp_visit_stmt): Likewise.
20273 * doc/tree-ssa.texi (Alias analysis): Update.
20274 * doc/invoke.texi (max-aliased-vops): Remove docs.
20275 (avg-aliased-vops): Likewise.
20276 * tree-into-ssa.c (syms_to_rename): Remove.
20277 (need_to_update_vops_p): Likewise.
20278 (need_to_initialize_update_ssa_p): Rename to ...
20279 (update_ssa_initialized_fn): ... this. Track function we are
20281 (symbol_marked_for_renaming): Simplify.
20282 (add_new_name_mapping): Do not set need_to_update_vops_p.
20283 (dump_currdefs): Use SYMS_TO_RENAME.
20284 (rewrite_update_stmt): Always walk all uses/defs.
20285 (dump_update_ssa): Adjust.
20286 (init_update_ssa): Take function argument. Track what we are
20288 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
20289 (create_new_def_for): Initialize for cfun, assert we are initialized
20291 (mark_sym_for_renaming): Simplify.
20292 (mark_set_for_renaming): Do not initialize update-ssa.
20293 (need_ssa_update_p): Simplify. Take function argument.
20294 (name_mappings_registered_p): Assert we ask for the correct function.
20295 (name_registered_for_update_p): Likewise.
20296 (ssa_names_to_replace): Likewise.
20297 (release_ssa_name_after_update_ssa): Likewise.
20298 (update_ssa): Likewise. Use SYMS_TO_RENAME.
20299 (dump_decl_set): Do not print a newline.
20300 (debug_decl_set): Do it here.
20301 (dump_update_ssa): And here.
20302 * tree-ssa-loop-im.c (move_computations): Adjust.
20303 (movement_possibility): Likewise.
20304 (determine_max_movement): Likewise.
20305 (gather_mem_refs_stmt): Likewise.
20306 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
20307 or NAME_MEMORY_TAG.
20308 * tree-complex.c (update_all_vops): Remove.
20309 (expand_complex_move): Adjust.
20310 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
20311 Simplify test for memory referencing statement. Exclude
20312 non-invariant ADDR_EXPRs.
20313 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
20314 * tree-loop-distribution.c (generate_memset_zero): Adjust.
20315 (rdg_flag_uses): Likewise.
20316 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
20318 (tree_optimize_tail_calls_1): Also split the
20319 edge from the entry block if we have degenerate PHI nodes in
20320 the first basic block.
20321 * tree.c (init_ttree): Remove memory-tag related code.
20322 (tree_code_size): Likewise.
20323 (tree_node_structure): Likewise.
20324 (build7_stat): Re-write to be build6_stat.
20325 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
20326 (SSA_VAR_P): Adjust.
20327 (struct tree_memory_tag): Remove.
20328 (struct tree_memory_partition_tag): Likewise.
20329 (union tree_node): Adjust.
20330 (build7): Re-write to be build6.
20331 * tree-pass.h (pass_reset_cc_flags): Remove.
20332 (TODO_update_address_taken): New flag.
20333 (pass_simple_dse): Remove.
20334 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
20335 * params.h (MAX_ALIASED_VOPS): Remove.
20336 (AVG_ALIASED_VOPS): Likewise.
20337 * omp-low.c (expand_omp_taskreg): Update SSA form.
20338 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
20339 aliases the lhs in a copy stmt.
20340 * tree-ssa-dse.c (struct address_walk_data): Remove.
20341 (memory_ssa_name_same): Likewise.
20342 (memory_address_same): Likewise.
20343 (get_kill_of_stmt_lhs): Likewise.
20344 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
20345 unused stores. Look through PHI nodes into post-dominated regions.
20346 (dse_optimize_stmt): Simplify. Properly remove stores.
20347 (tree_ssa_dse): Compute dominators.
20348 (execute_simple_dse): Remove.
20349 (pass_simple_dse): Likewise.
20350 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
20351 gimple_loaded_syms and gimple_stored_syms computation.
20352 * toplev.c (dump_memory_report): Dump alias and pta stats.
20353 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
20354 (vn_reference_eq): Likewise.
20355 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
20356 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
20357 valueize_vuses): Remove.
20358 (get_def_ref_stmt_vuses): Simplify. Rename to ...
20359 (get_def_ref_stmt_vuse): ... this.
20360 (vn_reference_lookup_2): New function.
20361 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
20362 walking equivalent vuses. Simplify.
20363 (vn_reference_lookup): Likewise.
20364 (vn_reference_insert): Likewise.
20365 (vn_reference_insert_pieces): Likewise.
20366 (visit_reference_op_call): Simplify.
20367 (visit_reference_op_load): Likewise.
20368 (visit_reference_op_store): Likewise.
20369 (init_scc_vn): Remove shared_lookup_vuses initialization.
20370 (free_scc_vn): Remove shared_lookup_vuses freeing.
20371 (sort_vuses, sort_vuses_heap): Remove.
20372 (get_ref_from_reference_ops): Export.
20373 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
20374 vector with single vuse pointer.
20375 (vn_reference_lookup_pieces, vn_reference_lookup,
20376 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
20377 (shared_vuses_from_stmt): Remove.
20378 (get_ref_from_reference_ops): Declare.
20379 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
20380 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20381 memory-tag related code.
20382 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
20383 (likely_value): Add comment, skip static-chain of call statements.
20384 (surely_varying_stmt_p): Adjust.
20385 (gimplify_and_update_call_from_tree): Likewise.
20386 (execute_fold_all_builtins): Do not rebuild alias info.
20387 (gimplify_and_update_call_from_tree): Properly update VOPs.
20388 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
20389 (copy_ref_info): Remove memory-tag related code.
20390 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
20391 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
20392 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
20394 * tree-ssa-dom.c (gimple_p): Remove typedef.
20395 (eliminate_redundant_computations): Adjust.
20396 (record_equivalences_from_stmt): Likewise.
20397 (avail_expr_hash): Likewise.
20398 (avail_expr_eq): Likewise.
20399 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
20400 (stmt_makes_single_load): Likewise.
20401 (stmt_makes_single_store): Likewise.
20402 * tree-ssa-alias.c: Rewrite completely.
20403 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
20404 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
20405 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
20406 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
20407 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
20408 Remove public functions.
20409 (pass_reset_cc_flags): Remove.
20410 (pass_build_alias): Move ...
20411 * tree-ssa-structalias.c (pass_build_alias): ... here.
20412 * tree-ssa-alias.c (may_be_aliased): Move ...
20413 * tree-flow-inline.h (may_be_aliased): ... here.
20414 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
20415 count_uses_and_derefs): Move ...
20416 * gimple.c: ... here.
20417 * gimple.h (count_uses_and_derefs): Declare.
20418 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
20419 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
20420 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
20421 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
20422 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
20423 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
20424 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
20426 * tree-dfa.c (refs_may_alias_p): Move ...
20427 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
20428 * tree-ssa-alias.h: New file.
20429 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
20430 (statement_sink_location): Likewise.
20431 * opts.c (decode_options): Do not adjust max-aliased-vops or
20432 avg-aliased-vops values.
20433 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
20434 (TV_CALL_CLOBBER): Likewise.
20435 (TV_FLOW_SENSITIVE): Likewise.
20436 (TV_FLOW_INSENSITIVE): Likewise.
20437 (TV_MEMORY_PARTITIONING): Likewise.
20438 (TV_ALIAS_STMT_WALK): New timevar.
20439 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
20440 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
20441 (get_address_description): Remove memory-tag related code.
20442 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
20443 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
20444 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
20445 and immediate uses in statements. Document.
20446 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
20447 (dump_symbols): Remove.
20448 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
20449 * alias.c (get_deref_alias_set): New function split out from ...
20450 (get_alias_set): ... here.
20451 * alias.h (get_deref_alias_set): Declare.
20452 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
20453 type parameter. Remove restrict pointer handling. Create a
20454 ref-all pointer in case type-based alias sets do not conflict.
20455 (vect_analyze_data_refs): Remove SMT related code.
20456 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
20457 (vectorizable_load): Likewise.
20458 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
20459 (DR_SYMBOL_TAG, DR_VOPS): Remove.
20460 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
20461 Ignore vops and SMTs.
20462 (dr_analyze_alias): Likewise..
20463 (free_data_ref): Likewise.
20464 (create_data_ref): Likewise.
20465 (analyze_all_data_dependences): Likewise.
20466 (get_references_in_stmt): Adjust.
20467 * tree-flow-inline.h (gimple_aliases_computed_p,
20468 gimple_addressable_vars, gimple_call_clobbered_vars,
20469 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
20470 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
20471 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
20472 gimple_mem_ref_stats): Remove.
20473 (gimple_vop): New function.
20474 (op_iter_next_use): Remove vuses and mayuses cases.
20475 (op_iter_next_def): Remove vdefs case.
20476 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
20477 (clear_and_done_ssa_iter): Do not set removed fields.
20478 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
20479 Assert we are not iterating over vuses or vdefs if not also
20480 iterating over uses or defs.
20481 (op_iter_init_use): Likewise.
20482 (op_iter_init_def): Likewise.
20483 (op_iter_next_vdef): Remove.
20484 (op_iter_next_mustdef): Likewise.
20485 (op_iter_init_vdef): Likewise.
20486 (compare_ssa_operands_equal): Likewise.
20487 (link_use_stmts_after): Handle vuse operand.
20488 (is_call_used): Use is_call_clobbered.
20489 (is_call_clobbered): Global variables are always call clobbered,
20490 query the call-clobbers bitmap.
20491 (mark_call_clobbered): Ignore global variables.
20492 (clear_call_clobbered): Likewise.
20493 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
20494 virtual operands sanity check.
20495 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
20497 (TARGET_MEM_REF): Remove TMR_TAG operand.
20498 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
20499 Remove call-clobber related code.
20500 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
20501 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
20502 partitions or escape reason.
20503 (get_single_def_stmt, get_single_def_stmt_from_phi,
20504 get_single_def_stmt_with_phi): Remove.
20505 (dump_referenced_vars): Tidy.
20506 (get_ref_base_and_extent): Allow bare decls.
20507 (collect_dfa_stats): Adjust.
20508 * graphite.c (rename_variables_in_stmt): Adjust.
20509 (graphite_copy_stmts_from_block): Likewise.
20510 (translate_clast): Likewise.
20511 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
20513 (translate_vuse_through_block): Use the oracle.
20514 (phi_translate_1): Adjust.
20515 (value_dies_in_block_x): Use the oracle. Cache the outcome
20517 (valid_in_sets): Check if the VUSE for
20518 a REFERENCE is available.
20519 (eliminate): Do not remove stmts during elimination,
20520 instead queue and remove them afterwards.
20521 (do_pre): Do not rebuild alias info.
20522 (pass_pre): Run TODO_rebuild_alias before PRE.
20523 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
20524 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
20525 (mark_all_v_defs_stmt): Remove.
20526 (mark_all_v_defs_seq): Adjust.
20527 (sra_replace): Likewise.
20528 (scalarize_use): Likewise.
20529 (scalarize_copy): Likewise.
20530 (scalarize_init): Likewise.
20531 (scalarize_ldst): Likewise.
20532 (todoflags): Remove.
20533 (tree_sra): Do not rebuild alias info.
20534 (tree_sra_early): Adjust.
20535 (pass_sra): Run TODO_update_address_taken before SRA.
20536 * tree-predcom.c (set_alias_info): Remove.
20537 (prepare_initializers_chain): Do not call it.
20538 (mark_virtual_ops_for_renaming): Adjust.
20539 (mark_virtual_ops_for_renaming_list): Remove.
20540 (initialize_root_vars): Adjust.
20541 (initialize_root_vars_lm): Likewise.
20542 (prepare_initializers_chain): Likewise.
20543 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
20544 (may_propagate_copy_into_stmt): Likewise.
20545 (merge_alias_info): Do nothing for now.
20546 (propagate_tree_value_into_stmt): Adjust.
20547 (stmt_may_generate_copy): Likewise.
20548 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
20549 not mark symbols for renaming.
20550 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
20551 with the same statement, make sure to update the new pointed-to one.
20552 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
20553 call statements, do not mark symbols for renaming.
20554 (mark_operand_necessary): Dump something.
20555 (ref_may_be_aliased): New function.
20556 (mark_aliased_reaching_defs_necessary_1): New helper function.
20557 (mark_aliased_reaching_defs_necessary): Likewise.
20558 (mark_all_reaching_defs_necessary_1): Likewise.
20559 (mark_all_reaching_defs_necessary): Likewise.
20560 (propagate_necessity): Do not process virtual PHIs. For
20561 non-aliased loads mark all reaching definitions as necessary.
20562 For aliased loads and stores mark the immediate dominating
20563 aliased clobbers as necessary.
20564 (visited): New global static.
20565 (perform_tree_ssa_dce): Free visited bitmap after propagating
20567 (remove_dead_phis): Perform simple dead virtual PHI removal.
20568 (remove_dead_stmt): Properly unlink virtual operands when
20570 (eliminate_unnecessary_stmts): Schedule PHI removal after
20572 * tree-ssa-ter.c (is_replaceable_p): Adjust.
20573 (process_replaceable): Likewise.
20574 (find_replaceable_in_bb): Likewise.
20575 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
20576 based on the single gimple vop.
20577 (verify_flow_insensitive_alias_info): Remove.
20578 (verify_flow_sensitive_alias_info): Likewise.
20579 (verify_call_clobbering): Likewise.
20580 (verify_memory_partitions): Likewise.
20581 (verify_alias_info): Likewise.
20582 (verify_ssa): Adjust..
20583 (execute_update_addresses_taken): Export. Update SSA
20584 manually. Optimize only when optimizing. Use a local bitmap.
20585 (pass_update_address_taken): Remove TODO_update_ssa, add
20587 (pass_update_address_taken): Just use TODO_update_address_taken.
20588 (init_tree_ssa): Do not initialize addressable_vars.
20589 (verify_ssa): Verify new VUSE / VDEF properties.
20590 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
20591 Do not call verify_alias_info.
20592 (delete_tree_ssa): Clear the VUSE, VDEF operands.
20593 Do not free the loaded and stored syms bitmaps. Reset the escaped
20594 and callused solutions. Do not free addressable_vars.
20595 Remove memory-tag related code.
20596 (warn_uninitialized_var): Aliases are always available.
20597 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
20598 * lambda-code.c (can_put_in_inner_loop): Adjust.
20599 (can_put_after_inner_loop): Likewise.
20600 (perfect_nestify): Likewise.
20601 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
20602 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
20603 (vectorizable_conversion): Do not mark symbols for renaming.
20604 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
20605 (expand_call_inline): Unlink the calls virtual operands before
20607 (tree_function_versioning): Do not call update_ssa if we are not
20608 updating clones. Simplify.
20609 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
20610 (propagate_with_phi): Likewise..
20611 * tree-outof-ssa.c (create_temp): Remove memory tag and call
20612 clobber code. Assert we are not aliased or global.
20613 * tree-flow.h: Include tree-ssa-alias.h
20614 (enum escape_type): Remove.
20615 (struct mem_sym_stats_d): Likewise.
20616 (struct mem_ref_stats_d): Likewise.
20617 (struct gimple_df): Add vop member. Remove global_var,
20618 call_clobbered_vars, call_used_vars, addressable_vars,
20619 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
20620 escaped and callused members.
20621 (struct ptr_info_def): Remove all members, add points-to solution
20623 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
20624 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
20625 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
20626 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
20627 (tree-ssa-alias.o): Likewise.
20628 (toplev.o): Add tree-ssa-alias.h
20629 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
20630 * gimple.c (gimple_set_bb): Fix off-by-one error.
20631 (is_gimple_reg): Do not handle memory tags.
20632 (gimple_copy): Also copy virtual operands.
20633 Delay updating the statement. Do not reset loaded and stored syms.
20634 (gimple_set_stored_syms): Remove.
20635 (gimple_set_loaded_syms): Likewise.
20636 (gimple_call_copy_skip_args): Copy the virtual operands
20637 and mark the new statement modified.
20638 * tree-ssa-structalias.c (may_alias_p): Remove.
20639 (set_uids_in_ptset): Take the alias set to prune with as
20640 parameter. Fold in the alias test of may_alias_p.
20641 (compute_points_to_sets): Compute whether a ptr is dereferenced
20642 in a local sbitmap.
20643 (process_constraint): Deal with &ANYTHING on the lhs, reject all
20644 other ADDRESSOF constraints on the lhs.
20645 (get_constraint_for_component_ref): Assert that we don't get
20646 ADDRESSOF constraints from the base of the reference.
20647 Properly generate UNKNOWN_OFFSET for DEREF if needed.
20648 (struct variable_info): Remove collapsed_to member.
20649 (get_varinfo_fc): Remove.
20650 (new_var_info): Do not set collapsed_to.
20651 (dump_constraint): Do not follow cycles.
20652 (dump_constraint_graph): Likewise.
20653 (build_pred_graph): Likewise.
20654 (build_succ_graph): Likewise.
20655 (rewrite_constraints): Likewise.
20656 (do_simple_structure_copy): Remove.
20657 (do_rhs_deref_structure_copy): Remove.
20658 (do_lhs_deref_structure_copy): Remove.
20659 (collapse_rest_of_var): Remove.
20660 (do_structure_copy): Re-implement.
20661 (pta_stats): New global variable.
20662 (dump_pta_stats): New function.
20663 (struct constraint_expr): Make offset signed.
20664 (UNKNOWN_OFFSET): Define special value.
20665 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
20666 (solution_set_expand): New helper function split out from ...
20667 (do_sd_constraint): ... here.
20668 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
20669 (do_ds_constraint): Likewise.
20670 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
20671 and CALLUSED = *CALLUSED.
20672 (set_union_with_increment): Make inc argument signed.
20673 (type_safe): Remove.
20674 (get_constraint_for_ptr_offset): Handle unknown and negative
20676 (first_vi_for_offset): Handle offsets before start. Bail
20677 out early for offsets beyond the variable extent.
20678 (first_or_preceding_vi_for_offset): New function.
20679 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
20680 Together with ESCAPED = *ESCAPED this properly computes reachability.
20681 (find_what_var_points_to): New function.
20682 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
20683 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
20684 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
20685 pt_solutions_intersect): New functions.
20686 (compute_call_used_vars): Remove.
20687 (compute_may_aliases): New main entry into PTA computation.
20688 * gimple.h (gimple_p): New typedef.
20689 (struct gimple_statement_base): Remove references_memory_p.
20690 (struct gimple_statement_with_memory_ops_base): Remove
20691 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
20693 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
20694 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
20695 gimple_set_references_memory): Remove.
20696 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
20697 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
20699 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
20700 (verify_expr): Allow RESULT_DECL.
20701 (gimple_duplicate_bb): Do not copy virtual operands.
20702 (gimple_duplicate_sese_region): Adjust.
20703 (gimple_duplicate_sese_tail): Likewise.
20704 (mark_virtual_ops_in_region): Remove.
20705 (move_sese_region_to_fn): Do not call it.
20706 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
20707 and pass_simple_dse.
20708 (execute_function_todo): Handle TODO_update_address_taken,
20709 call execute_update_addresses_taken for TODO_rebuild_alias.
20710 (execute_todo): Adjust.
20711 (execute_one_pass): Init dump files early.
20712 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
20714 (create_general_new_stmt): Clear vops.
20715 * tree-ssa-reassoc.c (get_rank): Adjust.
20716 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
20717 symbols for renaming.
20718 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
20719 (PARAM_AVG_ALIASED_VOPS): Likewise.
20720 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
20721 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
20722 * tree-ssa-operands.c: Simplify for new virtual operand representation.
20723 (operand_build_cmp, copy_virtual_operands,
20724 create_ssa_artificial_load_stmt, add_to_addressable_set,
20725 gimple_add_to_addresses_taken): Remove public functions.
20726 (unlink_stmt_vdef): New function.
20728 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20730 * config.gcc (powerpc-*-linux*): Merge variants.
20732 2009-04-02 Chao-ying Fu <fu@mips.com>
20733 James Grosbach <james.grosbach@microchip.com>
20735 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
20736 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
20738 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
20739 keep_interrupts_masked_p, use_debug_exception_return_p.
20740 (mips_attribute_table): Add interrupt, use_shadow_register_set,
20741 keep_interrupts_masked, use_debug_exception_return.
20742 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
20743 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
20745 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
20746 (mips_print_operand): Process COP0 registers to print $0 .. $31
20747 correctly for GAS to process.
20748 (mips_interrupt_extra_call_saved_reg_p): New function.
20749 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
20751 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
20752 (mips_compute_frame_info): Add supports for interrupt context that
20753 includes doubleword accumulators and COP0 registers.
20754 (mips_for_each_saved_acc): New function.
20755 (mips_for_each_saved_gpr_and_fpr): Change the function name from
20756 mips_for_each_saved_reg.
20757 (mips_save_reg): Save accumulators.
20758 (mips_kernel_reg_p): A new for_each_rtx callback.
20759 (mips_expand_prologue): Support interrupt handlers.
20760 (mips_restore_reg): Restore accumulators.
20761 (mips_expand_epilogue): Support interrupt handlers.
20762 (mips_can_use_return_insn): Return false for interrupt handlers.
20763 (mips_epilogue_uses): New function.
20764 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
20765 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
20766 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
20767 cop0_move): New instructions.
20768 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
20769 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
20771 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
20773 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
20774 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
20775 interrupt handlers, we use K0 as the temporary register.
20776 (EPILOGUE_USES): Change to a function call.
20777 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
20778 handlers, we use K0 as the temporary register.
20780 * doc/extend.texi (Function Attributes): Document interrupt,
20781 use_shadow_register_set, keep_interrupts_masked,
20782 use_debug_exception_return for MIPS attributes.
20784 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20786 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
20787 Remove a number of t-files from tmake_file.
20788 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
20789 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
20790 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
20791 target_prototype, not TARGET_PROTOTYPE.
20792 (LINK_OS_GNU_SPEC): Define.
20793 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
20794 and darwin-ldoubdle.c.
20796 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
20799 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
20800 (cpp_options): Ditto.
20801 (default_compilers): Ditto.
20802 (display_help): Ditto.
20803 (process_command): Ditto.
20804 (do_spec_1): Ditto.
20805 (set_input): Use lbasename instead of duplicate code.
20806 (save_temps_prefix): New static for -save-temps=obj.
20807 (save_temps_length): Ditto.
20809 * doc/invoke.texi (-save-temps=obj): Document new variant to
20810 -save-temps switch.
20812 2009-04-02 Jeff Law <law@redhat.com>
20814 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
20817 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20819 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
20820 * configure: Regenerated.
20822 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20824 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
20825 share the argument list.
20827 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20831 2009-02-12 Diego Novillo <dnovillo@google.com>
20833 * varpool.c (debug_varpool): New.
20834 * cgraph.h (debug_varpool): Declare.
20836 2009-04-02 Jan Hubicka <jh@suse.cz>
20838 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
20841 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20843 * config/i386/i386.c (ix86_abi): Move initialization to ...
20844 (override_options): Here.
20846 2009-04-02 Christian Bruel <christian.bruel@st.com>
20848 * config/sh/sh.c (sh_dwarf_register_span): New function.
20849 (TARGET_DWARF_REGISTER_SPAN): Define.
20850 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
20852 2009-04-02 Ira Rosen <irar@il.ibm.com>
20854 PR tree-optimization/39595
20855 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
20856 interleaved loads group is not greater than the SLP group size.
20858 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20860 * builtins.c (is_builtin_name): New.
20861 (called_as_built_in): Use is_builtin_name.
20862 * tree.h (is_builtin_name): New.
20863 * varasm.c (incorporeal_function_p): Use is_builtin_name
20865 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
20867 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
20869 2009-04-02 Dodji Seketeli <dodji@redhat.com>
20872 * c-decl.c (clone_underlying_type): Move this ...
20873 * c-common.c (set_underlying_type): ... here.
20874 Also, make sure the function properly sets TYPE_STUB_DECL() on
20875 the newly created typedef variant type.
20876 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
20877 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
20880 2009-04-02 Richard Guenther <rguenther@suse.de>
20882 PR tree-optimization/37221
20883 * tree-flow.h (degenerate_phi_result): Declare.
20884 * tree-ssa-dom.c (degenerate_phi_result): Export.
20885 * tree-scalar-evolution.c (analyze_initial_condition): If
20886 the initial condition is defined by a degenerate PHI node
20887 use the degenerate value.
20889 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
20891 PR rtl-optimization/39588
20892 * combine.c (merge_outer_ops): Do not set the constant when this
20894 (simplify_shift_const_1): Do not modify it either in this case.
20896 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
20898 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
20899 tuning is deprecated if -mtune value is set to an Itanium1 variant.
20901 2009-04-01 Janis Johnson <janis187@us.ibm.com>
20904 * c-lex.c (interpret_float): Default (no suffix) is double.
20906 2009-04-1 Xinliang David Li <davidxl@google.com>
20908 * config/i386/i386.c (legitimate_constant_p): Recognize
20909 all one vector constant.
20911 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20913 * config/vax/vax.c: Add #includes to silence warnings.
20914 Change #include order to silence two warnings.
20916 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20918 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
20919 (ASM_SPEC): Pass -k to the assembler for PIC code.
20921 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20923 * config.gcc: Add vax-*-linux* to the switch.
20924 * config/vax/linux.h: New file. (TARGET_VERSION,
20925 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
20927 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20929 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
20930 Use predicate macros instead of GET_CODE() == foo.
20931 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
20932 ashlsi3, rotrsi3, <unnamed>): Likewise.
20934 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20936 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
20937 jbbccihi, jbbccisi): Remova trailing whitespace.
20938 * config/vax/constraints.md: Likewise.
20939 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20940 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
20941 * config/vax/predicates.md: Likewise.
20942 * config/vax/vax.c (print_operand_address, vax_output_int_move,
20943 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
20944 * config/vax/vax.h: Likewise.
20945 * config/vax/vax.md (nonlocal_goto): Likewise.
20947 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20949 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
20950 (indirectable_address_p, adjacent_operands_p): Add spaces around
20952 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
20954 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20956 * config/vax/vax.c (legitimate_constant_address_p,
20957 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
20958 index_term_p, reg_plus_index_p, legitimate_address_p,
20959 vax_mode_dependent_address_p): Update comments to match functions
20960 modified by the recent int->bool conversion.
20962 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20964 * config/vax/builtins.md: Update copyright message.
20965 * config/vax/constraints.md: Likewise.
20966 * config/vax/netbsd-elf.h: Likewise.
20967 * config/vax/predicates.md: Likewise.
20968 * config/vax/vax-protos.h: Likewise.
20969 * config/vax/vax.c: Likewise.
20970 * config/vax/vax.h: Likewise.
20971 * config/vax/vax.md: Likewise.
20972 * config/vax/vax.opt: Likewise.
20974 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20976 * config/vax/builtins.md (ffssi2, ffssi2_internal,
20977 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
20978 * config/vax/constraints.md (B, R): Likewise.
20979 * config/vax/predicates.md (external_memory_operand,
20980 nonimmediate_addsub_di_operand): Likewise.
20981 * config/vax/vax.c (vax_output_int_add): Likewise.
20982 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
20983 untyped_call): Likewise.
20985 2009-04-01 Matt Thomas <matt@3am-software.com>
20987 * config/vax/predicates.md: New file.
20988 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
20989 external_const_operand, nonsymbolic_operand, external_memory_operand,
20990 indirect_memory_operand, indexed_memory_operand,
20991 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
20992 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
20994 * config/vax/constraints.md: New file.
20995 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
20997 * config/vax/builtins.md: New file.
20998 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
20999 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
21001 * config/vax/vax.opt (mqmath): Add option.
21002 * config/vax/vax.md (isfx): Extend with DI.
21003 (VAXintQH, VAXintQHSD): Define.
21004 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
21005 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
21006 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
21007 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
21008 (movdi): Update constraints and use vax_output_int_move().
21009 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
21010 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
21011 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
21012 nonlocal_goto): New.
21013 (mov<mode>): Extend accepted operand types.
21014 (subdi3_old): Rename from subdi3, change update constraints and use
21015 a new implementation.
21016 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
21017 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
21018 MOVE_RATIO, CLEAR_RATIO): Define.
21019 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
21020 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
21021 (PRINT_OPERAND): Redefine using a function instead of inlined code.
21022 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
21023 (split_quadword_operands): Make static and really allow variable
21025 (print_operand_address): Update for PIC generation.
21026 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
21027 indexable_address_p, fixup_mathdi_operand,
21028 vax_expand_addsub_di_operands, adjacent_operands_p): New.
21029 (vax_float_literal, legitimate_constant_p,
21030 indirectable_constant_address_p, index_term_p,
21031 reg_plus_index_p): Return bool instead of int.
21032 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
21034 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
21036 (vax_output_conditional_branch): Indent.
21037 (legitimate_constant_address_p, indirectable_constant_address_p,
21038 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
21039 vax_mode_dependent_address_p): Return bool instead of int, update for
21041 * config/vax/vax-protos.h (legitimate_constant_address_p,
21042 legitimate_constant_p, legitimate_address_p,
21043 vax_mode_dependent_address_p): Change declaration to bool.
21044 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
21045 vax_expand_addsub_di_operands, vax_output_int_subtract,
21046 vax_output_movmemsi): Declare.
21047 (split_quadword_operands, vax_float_literal): Delete declaration.
21048 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
21049 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
21050 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
21051 ASM_OUTPUT_DWARF_PCREL): Define.
21052 (ASM_SPEC): Change definition to allow PIC generation.
21054 2009-04-01 Steve Ellcey <sje@cup.hp.com>
21056 * doc/sourcebuild.texi: Update front-end requirements.
21058 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21061 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
21062 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
21063 (booldi3_internal3): Use boolean_or_operator instead of
21066 2009-04-01 Joseph Myers <joseph@codesourcery.com>
21069 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
21070 declarator whose size is not an integer constant expression but
21071 folds to an integer constant, then treat it as a constant
21074 2009-04-01 Richard Guenther <rguenther@suse.de>
21076 * fold-const.c (fold_plusminus_mult_expr): Do not fold
21077 i * 4 + 2 to (i * 2 + 1) * 2.
21079 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21082 * c-parser.c (c_parser_asm_statement): Skip until close paren and
21083 return if c_parser_asm_string_literal returned NULL.
21085 2009-04-01 Nick Clifton <nickc@redhat.com>
21087 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
21089 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
21090 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
21091 other typedefs to avoid conflicts with libgcc2.c. Define labels
21092 to gain 16-bit bit-manipulation functions from libgcc2.c and then
21094 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
21095 to gain 16-bit trapping arithmetic functions from libgcc2.c and
21098 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
21100 * varasm.c (default_function_rodata_section): Declare DOT as
21103 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
21104 Andrey Galkin <agalkin@hypercom.com>
21107 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
21108 Make object_name unique for each process.
21110 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21113 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
21114 addressable variables in the parallel that could go out of scope while
21115 running queued tasks.
21117 2009-04-01 Anatoly Sokolov <aesok@post.ru>
21119 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
21120 (CASE_VALUES_THRESHOLD): Redefine.
21121 * config/avr/avr.c (avr_override_options): Remove initialization of
21122 avr_case_values_threshold variable.
21123 (avr_case_values_threshold): Remove variable. Add new function.
21124 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
21125 * config/avr/avr.opt (mno-tablejump): Remove option.
21126 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
21128 2009-04-01 DJ Delorie <dj@redhat.com>
21130 * varasm.c (default_function_rodata_section): Don't assume
21131 anything about where the first '.' in the section name is.
21133 2009-04-01 Alan Modra <amodra@bigpond.net.au>
21135 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
21136 rs6000_emit_stack_tie.
21138 2009-03-31 Ian Lance Taylor <iant@google.com>
21140 * tree-eh.c (tree_remove_unreachable_handlers): Compare
21141 gimple_code with GIMPLE_RESX, not RESX.
21143 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21145 * c-common.c (c_get_ident): New.
21146 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
21148 2009-04-01 Ben Elliston <bje@au.ibm.com>
21150 * config/rs6000/sysv4.opt (msdata): Improve option description.
21152 2009-03-31 Steve Ellcey <sje@cup.hp.com>
21154 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
21155 (divdf3_internal_lat): Remove.
21156 (divxf3_internal_lat): Remove.
21157 (divxf3_internal_thr): Remove.
21158 (divxf): Use divxf3_internal.
21159 * config/ia64/div.md (divsf3_internal_lat): New.
21160 (divdf3_internal_lat): New.
21161 (divxf3_internal): New.
21163 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21166 * Makefile.in (USE_GCC_STDINT): Define.
21167 (stmp-int-hdrs): Install stdint.h if applicable.
21168 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
21170 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
21171 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
21172 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21173 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21174 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21175 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21176 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21177 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21178 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21179 (c_common_nodes_and_builtins): Initialize
21180 underlying_wchar_type_node. Do not initialize
21181 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
21182 nodes for new types.
21183 (c_stddef_cpp_builtins): Define macros for new types.
21184 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
21186 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
21187 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
21188 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
21189 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
21190 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
21191 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
21192 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
21193 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
21194 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
21195 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
21196 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
21197 int16_type_node, int32_type_node, int64_type_node,
21198 uint8_type_node, uint16_type_node, c_uint32_type_node,
21199 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
21200 int_least32_type_node, int_least64_type_node,
21201 uint_least8_type_node, uint_least16_type_node,
21202 uint_least32_type_node, uint_least64_type_node,
21203 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
21204 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
21205 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
21206 uintptr_type_node): Define.
21207 * c-cppbuiltin.c (builtin_define_constants,
21208 builtin_define_type_minmax): New.
21209 (builtin_define_stdint_macros): Define more macros.
21210 (c_cpp_builtins): Define more limit macros.
21211 (type_suffix): New.
21212 (builtin_define_type_max): Define in terms of
21213 builtin_define_type_minmax. Remove is_long parameter. All
21215 * config.gcc (use_gcc_stdint): Define.
21216 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
21217 Add newlib-stdint.h for generic targets.
21218 * config/glibc-stdint.h, config/newlib-stdint.h,
21219 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
21220 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
21221 * config/score/score.h (UINTPTR_TYPE): Define.
21222 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21223 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21224 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21225 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21226 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21227 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21228 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21229 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21230 * config/spu/spu.h (STDINT_LONG32): Define.
21231 * configure.ac (use_gcc_stdint): Substitute.
21232 * configure: Regenerate.
21233 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
21234 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
21235 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
21236 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
21237 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
21238 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
21239 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
21240 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
21241 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
21242 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
21243 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
21244 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
21245 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
21246 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
21247 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
21248 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
21249 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
21250 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
21251 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
21252 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
21253 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
21254 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
21255 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21256 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21257 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21258 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21259 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21260 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21261 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
21263 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
21265 * loop-iv.c (suitable_set_for_replacement): Renamed from
21266 simplify_using_assignment; changed to return bool and to accept new
21267 args DEST and SRC. Return true iff we find a source/destination pair
21268 that can be used to make a replacement, and fill SRC and DEST if so.
21269 Remove arg ALTERED. Don't deal with altered regs here. All callers
21271 (simplify_using_initial_values): Deal with altered regs here and track
21272 more precisely the effect they have on the validity of our expression.
21274 * loop-iv.c (simplify_using_condition): A condition of the form
21275 (EQ REG CONST) can be used to simply make a substitution.
21276 (simplify_using_initial_values): Keep track of conditions we have seen
21277 and keep using them to simplify new expressions, while applying the
21278 same substitutions to them as to the expression.
21280 * simplify-rtx.c (simplify_relational_operation_1): Simplify
21281 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
21284 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
21285 changed. Use this when trying to improve the upper bound.
21286 Generate the comparison by using simplify_gen_relational.
21288 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
21290 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
21292 (simplify_using_assignment, simplify_using_initial_values): Call
21293 replace_in_expr to make replacements. Call replace_single_def_regs
21294 once on the initial version of the expression.
21296 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21299 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
21301 2009-03-31 Richard Guenther <rguenther@suse.de>
21303 PR middle-end/31029
21304 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
21305 equality comparisons. Fold C - X CMP X if C % 2 == 1.
21307 2009-03-31 Richard Guenther <rguenther@suse.de>
21309 * tree.h (div_if_zero_remainder): Declare.
21310 * fold-const.c (div_if_zero_remainder): Export.
21311 * tree-ssa-forwprop.c
21312 (forward_propagate_addr_into_variable_array_index): Handle
21313 constant array index addition outside of the variable index.
21315 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21318 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
21319 define_splits, floatunssi<mode>2): Require x87 conversions from
21320 DImode to be permitted.
21322 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21324 PR preprocessor/15638
21325 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
21327 2009-03-31 Richard Guenther <rguenther@suse.de>
21329 PR middle-end/23401
21330 PR middle-end/27810
21331 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
21332 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
21333 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
21334 a separate statement.
21335 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
21336 (lookup_tmp_var): Likewise.
21337 (is_gimple_formal_tmp_or_call_rhs): Remove.
21338 (is_gimple_reg_or_call_rhs): Rename to ...
21339 (is_gimple_reg_rhs_or_call): ... this.
21340 (is_gimple_mem_or_call_rhs): Rename to ...
21341 (is_gimple_mem_rhs_or_call): ... this.
21342 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
21343 DECL_GIMPLE_REG_P only if is_formal is true.
21344 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
21345 for non-proper post-modify expression gimplification.
21346 (gimplify_self_mod_expr): For post-modify expressions gimplify
21347 the lvalue to a minimal lvalue.
21348 (rhs_predicate_for): Remove formal temp case.
21349 (gimplify_modify_expr_rhs): Likewise.
21350 (gimplify_addr_expr): Use is_gimple_reg.
21351 (gimplify_expr): Remove formal temp cases.
21352 (gimple_regimplify_operands): Likewise.
21353 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
21354 and FILTER_EXPR like constants.
21355 * gimple.c (walk_gimple_op): Fix val_only initialization, use
21357 (is_gimple_formal_tmp_rhs): Remove.
21358 (is_gimple_reg_rhs): Remove special casing.
21359 (is_gimple_mem_rhs): Fix.
21360 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
21361 (is_gimple_formal_tmp_var): Remove.
21362 (is_gimple_formal_tmp_reg): Likewise.
21363 (is_gimple_min_lval): Allow invariant component ref parts.
21364 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
21365 is_gimple_formal_tmp_reg): Remove declarations.
21366 * tree-cfg.c (verify_expr): Verify that variables with address
21367 taken do not have DECL_GIMPLE_REG_P set.
21368 * tree-mudflap.c (mf_build_check_statement_for): Use
21369 force_gimple_operand instead of gimplify_expr.
21371 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
21373 * modulo-sched.c (sms_schedule_by_order): Pass the actual
21374 schedulable rows to compute_split_row.
21376 2009-03-31 Ben Elliston <bje@au.ibm.com>
21379 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
21382 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21384 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
21385 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
21386 * configure: Regenerate.
21387 * config.in: Regenerate.
21388 * config/rs6000/rs6000.opt (mtls-markers): Add.
21389 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
21390 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
21391 (tls_ld_aix, tls_ld_sysv): Likewise.
21392 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
21393 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
21395 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21397 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
21399 2009-03-30 Jan Hubicka <jh@suse.cz>
21401 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
21403 (tree_remove_unreachable_handlers): Cleanup EH predecestor
21404 detection and label handling.
21406 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21408 * ira-int.h (ira_allocno): Rename left_conflicts_num to
21409 left_conflicts_size.
21410 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
21411 ALLOCNO_LEFT_CONFLICTS_SIZE.
21413 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
21414 remove_allocno_from_bucket_and_push,
21415 allocno_spill_priority_compare, push_allocnos_to_stack,
21416 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21417 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
21418 (setup_allocno_left_conflicts_num): Ditto. Rename to
21419 setup_allocno_left_conflicts_size.
21420 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21421 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
21422 setup_allocno_left_conflicts_size instead of
21423 setup_allocno_left_conflicts_num.
21425 * ira-build.c (ira_create_allocno): Use
21426 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
21427 ALLOCNO_LEFT_CONFLICTS_NUM.
21429 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21431 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21432 instead of DF_LR_OUT.
21434 * ira-lives.c (process_bb_node_lives): Ditto.
21436 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21437 instead of DF_LR_{OUT,IN}.
21439 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21441 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21443 2009-03-30 Jan Hubicka <jh@suse.cz>
21445 * except.c (label_to_region_map): Fix thinko.
21447 2009-03-30 Steve Ellcey <sje@cup.hp.com>
21449 PR middle-end/38237
21450 * tree.h (tree_find_value): New declaration.
21451 * tree.c (tree_find_value): New function.
21452 * varasm.c (assemble_external): Avoid duplicate entries on lists.
21454 2009-03-30 Jakub Jelinek <jakub@redhat.com>
21457 * c-decl.c (struct c_binding): Add locus field.
21458 (bind): Add locus argument, set locus field from it.
21459 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
21460 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
21461 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
21462 implicitly_declare, undeclared_variable, lookup_label,
21463 declare_label, c_make_fname_decl, c_builtin_function,
21464 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
21467 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
21470 * config/i386/i386.c (classify_argument): Check total size of
21473 2009-03-30 Martin Jambor <mjambor@suse.cz>
21475 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
21476 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
21477 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
21480 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
21481 seen_variable_array_ref while also traversing a union.
21483 * tree-inline.c (optimize_inline_calls): Do not call
21484 cgraph_node_remove_callees.
21485 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
21486 (pass_remove_cgraph_callee_edges): New variable.
21487 * passes.c (init_optimization_passes): Add
21488 pass_remove_cgraph_callee_edges after early inlining and before all
21489 late intraprocedural passes.
21491 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
21493 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21495 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
21496 Fix typos in names.
21498 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21500 * combine.c (simplify_comparison): Use have_insn_for.
21501 * dojump.c (do_jump): Likewise.
21503 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21505 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
21506 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
21507 sparc_compare_op0 like sparc_compare_emitted used to be handled.
21508 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
21509 instead of sparc_compare_emitted.
21510 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
21511 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
21512 instead of sparc_compare_emitted.
21514 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21516 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
21517 enter/exit cfglayout mode.
21518 (pass_partition_block): Require it.
21519 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
21520 (combine_instructions): Track basic blocks instead of labels.
21521 (update_cfg_for_uncondjump): New.
21522 (try_combine): Use it. Update jumps after rescanning.
21523 (pass_combine): Require PROP_cfglayout.
21524 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
21526 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21528 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
21529 Provide/destroy PROP_cfglayout respectively.
21530 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
21531 * tree-pass.h (PROP_cfglayout): New.
21533 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21535 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
21536 fold_convert_const_fixed_from_fixed,
21537 fold_convert_const_fixed_from_int,
21538 fold_convert_const_fixed_from_real, fold_negate_const): Do not
21539 set TREE_CONSTANT_OVERFLOW.
21540 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
21541 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
21543 2009-03-30 Ira Rosen <irar@il.ibm.com>
21545 * tree-vect-loop-manip.c: New file.
21546 * tree-vectorizer.c: Update documentation and included files.
21547 (vect_loop_location): Make extern.
21548 (rename_use_op): Move to tree-vect-loop-manip.c
21549 (rename_variables_in_bb, rename_variables_in_loop,
21550 slpeel_update_phis_for_duplicate_loop,
21551 slpeel_update_phi_nodes_for_guard1,
21552 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
21553 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
21554 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
21555 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
21556 find_loop_location): Likewise.
21557 (new_stmt_vec_info): Move to tree-vect-stmts.c.
21558 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
21559 get_vectype_for_scalar_type, vect_is_simple_use,
21560 supportable_widening_operation, supportable_narrowing_operation):
21562 (bb_in_loop_p): Move to tree-vect-loop.c.
21563 (new_loop_vec_info, destroy_loop_vec_info,
21564 reduction_code_for_scalar_code, report_vect_op,
21565 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
21566 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
21567 (vect_supportable_dr_alignment): Likewise.
21568 * tree-vectorizer.h (tree-data-ref.h): Include.
21569 (vect_loop_location): Declare.
21570 Reorganize function declarations according to the new file structure.
21571 * tree-vect-loop.c: New file.
21572 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
21573 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
21574 * tree-vect-data-refs.c: New file.
21575 * tree-vect-patterns.c (timevar.h): Don't include.
21576 * tree-vect-stmts.c: New file.
21577 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
21578 tree-vect-slp.c, tree-vect-loop.c.
21579 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
21580 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
21581 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
21582 (tree-vect-analyze.o): Remove.
21583 (tree-vect-transform.o): Likewise.
21584 (tree-vect-data-refs.o): Add rule.
21585 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
21586 tree-vect-slp.o): Likewise.
21587 (tree-vect-patterns.o): Remove redundant dependencies.
21588 (tree-vectorizer.o): Likewise.
21589 * tree-vect-slp.c: New file.
21591 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21593 * optc-gen.awk: Warn if an option flag has multiple different
21596 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
21598 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
21599 -floop-block): Document dependences on PPL, CLooG and Graphite.
21601 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21603 PR rtl-optimization/323
21604 * c-common.c (c_fully_fold, convert_and_check,
21605 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
21606 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
21607 * c-common.def (EXCESS_PRECISION_EXPR): New.
21608 * c-cppbuiltin.c (builtin_define_float_constants): Define
21609 constants with enough digits for long double.
21610 * c-lex.c (interpret_float): Interpret constant with excess
21611 precision where appropriate.
21612 * c-opts.c (c_common_post_options): Set
21613 flag_excess_precision_cmdline. Give an error for
21614 -fexcess-precision=standard for C++ for processors where the
21615 option is significant.
21616 * c-parser.c (c_parser_conditional_expression): Handle excess
21617 precision in condition.
21618 * c-typeck.c (convert_arguments): Handle arguments with excess
21620 (build_unary_op): Move excess precision outside operation.
21621 (build_conditional_expr): Likewise.
21622 (build_compound_expr): Likewise.
21623 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
21624 (build_modify_expr): Handle excess precision in RHS.
21625 (convert_for_assignment): Handle excess precision in converted
21627 (digest_init, output_init_element, process_init_element): Handle
21628 excess precision in initializer.
21629 (c_finish_return): Handle excess precision in return value.
21630 (build_binary_op): Handle excess precision in operands and add
21631 excess precision as needed for operation.
21632 * common.opt (-fexcess-precision=): New option.
21633 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
21634 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
21635 For standard excess precision, output explicit conversion to and
21636 truncation from XFmode.
21637 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
21638 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
21639 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
21640 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
21641 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
21642 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
21643 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
21644 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
21645 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
21646 define_splits, sqrt<mode>2): Disable where appropriate for
21647 standard excess precision.
21648 * convert.c (convert_to_real): Do not shorten arithmetic to type
21649 for which excess precision would be used.
21650 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
21651 * doc/invoke.texi (-fexcess-precision=): Document option.
21652 (-mfpmath=): Correct index entry.
21653 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
21654 flag_excess_precision): New.
21655 * langhooks.c (lhd_post_options): Set
21656 flag_excess_precision_cmdline.
21657 * opts.c (common_handle_option): Handle -fexcess-precision=.
21658 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
21659 init_excess_precision): New.
21660 (lang_dependent_init_target): Call init_excess_precision.
21661 * tree.c (excess_precision_type): New.
21662 * tree.h (excess_precision_type): Declare.
21664 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21667 * c-typeck.c (build_component_ref): Do not copy qualifiers from
21668 non-lvalue to component.
21670 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21672 PR preprocessor/34695
21673 * Makefile.in (c-opts.o): Depend on c-tree.h.
21674 * c-common.c: Move down include of diagnostic.h.
21675 (done_lexing, c_cpp_error): New.
21676 * c-common.h (done_lexing): Declare.
21677 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
21679 * c-opts.c: Include c-tree.h.
21680 (c_common_init_options): Set preprocessor error callback.
21681 (c_common_handle_option): Do not set preprocessor
21682 inhibit_warnings, warnings_are_errors, warn_system_headers,
21683 pedantic_errors or inhibit_warnings flags.
21684 (c_common_post_options): Do not check cpp_errors (parse_in).
21685 (c_common_finish): Do not output dependencies if there were
21686 errors. Do not check return value of cpp_finish.
21687 * c-ppoutput.c (pp_file_change): Set input_location.
21688 * c-tree.h (c_cpp_error): Declare.
21689 * diagnostic.c (diagnostic_set_info_translated): Also initialize
21691 (diagnostic_build_prefix): Check override_column.
21692 * diagnostic.h (diagnostic_info): Add override_column field.
21693 (diagnostic_override_column): Define.
21695 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
21697 * c-common.c (c_expand_expr, c_staticp): Remove.
21698 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
21699 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
21700 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
21701 * c-gimplify.c (gimplify_compound_literal_expr,
21702 optimize_compound_literals_in_ctor): Remove.
21703 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
21704 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
21705 * c-semantics.c (emit_local_var): Remove.
21707 * langhooks-def.h (lhd_expand_expr): Remove.
21708 * langhooks.c (lhd_expand_expr): Remove.
21709 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
21711 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
21712 handling from c-semantics.c; don't call into langhook.
21713 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
21714 * gimplify.c (gimplify_compound_literal_expr,
21715 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
21716 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
21717 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
21718 as was done in c-gimplify.c.
21719 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
21720 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
21721 Move from c-common.h.
21722 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
21724 * tree.c (staticp): Do not call langhook.
21725 * langhooks.c (lhd_staticp): Delete.
21726 * langhooks-def.h (lhd_staticp): Delete prototype.
21727 (LANG_HOOKS_STATICP): Delete.
21728 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
21730 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
21731 instead of DECL_STMTs.
21733 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21741 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
21743 (fold_call_expr): Return a NOP_EXPR from folding rather than the
21744 contained expression.
21745 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
21746 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
21747 conditional expressions for C.
21748 (decl_constant_value_for_optimization): Move from
21749 decl_constant_value_for_broken_optimization in c-typeck.c. Check
21750 whether optimizing and that the expression is a VAR_DECL not of
21751 array type instead of doing such checks in the caller. Do not
21752 check pedantic. Call gcc_unreachable for C++.
21753 * c-common.def (C_MAYBE_CONST_EXPR): New.
21754 * c-common.h (c_fully_fold, c_save_expr,
21755 decl_constant_value_for_optimization): New prototypes.
21756 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
21757 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
21758 EXPR_INT_CONST_OPERANDS): Define.
21759 * c-convert.c (convert): Strip nops from expression.
21760 * c-decl.c (groktypename): Take extra parameters expr and
21761 expr_const_operands. Update call to grokdeclarator.
21762 (start_decl): Update call to grokdeclarator. Add statement for
21763 expressions used in type of decl.
21764 (grokparm): Update call to grokdeclarator.
21765 (push_parm_decl): Update call to grokdeclarator.
21766 (build_compound_literal): Add parameter non_const and build a
21767 C_MAYBE_COSNT_EXPR if applicable.
21768 (grokdeclarator): Take extra parameters expr and
21769 expr_const_operands. Track expressions used in declaration
21770 specifiers and declarators. Fold array sizes and track whether
21771 they are constant expressions and whether they are integer
21772 constant expressions.
21773 (parser_xref_tag): Set expr and expr_const_operands fields in
21775 (grokfield): Update call to grokdeclarator.
21776 (start_function): Update call to grokdeclarator.
21777 (build_null_declspecs): Set expr and expr_const_operands fields in
21779 (declspecs_add_type): Handle expressions in typeof specifiers.
21780 * c-parser.c (c_parser_declspecs): Set expr and
21781 expr_const_operands fields for declaration specifiers.
21782 (c_parser_enum_specifier): Likewise.
21783 (c_parser_struct_or_union_specifier): Likewise.
21784 (c_parser_typeof_specifier): Likewise. Update call to
21785 groktypename. Fold expression as needed. Return expressions with
21786 type instead of adding statements.
21787 (c_parser_attributes): Update calls to c_parser_expr_list.
21788 (c_parser_statement_after_labels): Fold expression before passing
21789 to objc_build_throw_stmt.
21790 (c_parser_condition): Fold expression.
21791 (c_parser_asm_operands): Fold expression.
21792 (c_parser_conditional_expression): Use c_save_expr. Update call
21793 to build_conditional_expr.
21794 (c_parser_alignof_expression): Update call to groktypename.
21795 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
21796 original_code. Fold expression argument of va_arg. Create
21797 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
21798 argument to va_arg. Update calls to groktypename. Fold array
21799 index for offsetof. Verify that first argument to
21800 __builtin_choose_expr has integer type.
21801 (c_parser_postfix_expression_after_paren_type): Update calls to
21802 groktypename and build_compound_literal. Handle expressions with
21803 side effects in type name.
21804 (c_parser_postfix_expression_after_primary): Update call to
21805 c_parser_expr_list. Set original_code for calls to
21806 __builtin_constant_p.
21807 (c_parser_expr_list): Take extra parameter fold_p. Fold
21808 expressions if requested.
21809 (c_parser_objc_type_name): Update call to groktypename.
21810 (c_parser_objc_synchronized_statement): Fold expression.
21811 (c_parser_objc_receiver): Fold expression.
21812 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
21813 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
21814 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
21815 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
21816 (struct c_typespec): Add elements expr and expr_const_operands.
21817 (struct c_declspecs): Add elements expr and expr_const_operands.
21818 (groktypename, build_conditional_expr, build_compound_literal):
21820 (in_late_binary_op): Declare.
21821 * c-typeck.c (note_integer_operands): New function.
21822 (in_late_binary_op): New variable.
21823 (decl_constant_value_for_broken_optimization): Move to c-common.c
21824 and rename to decl_constant_value_for_optimization.
21825 (default_function_array_conversion): Do not strip nops.
21826 (default_conversion): Do not call
21827 decl_constant_value_for_broken_optimization.
21828 (build_array_ref): Do not fold result.
21829 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
21830 result when operand is a VLA.
21831 (c_expr_sizeof_type): Update call to groktypename. Handle
21832 expressions included in type name. Use C_MAYBE_CONST_EXPR for
21833 result when operand names a VLA type.
21834 (build_function_call): Update call to build_compound_literal.
21835 Only fold result for calls to __builtin_* functions. Strip
21836 NOP_EXPR from INTEGER_CST returned from such functions. Fold
21837 the function designator.
21838 (convert_arguments): Fold arguments. Update call to
21839 convert_for_assignment.
21840 (build_unary_op): Handle increment and decrement of
21841 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
21842 decrement earlier. Fold operand of increment and decrement.
21843 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
21844 built for integer operand. Wrap returns that are INTEGER_CSTs
21845 without being integer constant expressions or that have integer
21846 constant operands without being INTEGER_CSTs.
21847 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
21848 (build_conditional_expr): Add operand ifexp_bcp. Track whether
21849 result is an integer constant expression or can be used in
21850 unevaluated parts of one and avoid folding and wrap as
21851 appropriate. Fold operands before possibly doing -Wsign-compare
21853 (build_compound_expr): Wrap result for C99 if operands can be used
21854 in integer constant expressions.
21855 (build_c_cast): Update call to digest_init. Do not ignore
21856 overflow from casting floating-point constants to integers. Wrap
21857 results that could be confused with integer constant expressions,
21858 null pointer constants or floating-point constants.
21859 (c_cast_expr): Update call to groktypename. Handle expressions
21860 included in type name.
21861 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
21862 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
21863 Update calls to convert_for_assignment.
21864 (convert_for_assignment): Take new parameter
21865 null_pointer_constant. Do not strip nops or call
21866 decl_constant_value_for_broken_optimization. Set
21867 in_late_binary_op for conversions to boolean.
21868 (store_init_value): Update call to digest_init.
21869 (digest_init): Take new parameter null_pointer_constant. Do not
21870 call decl_constant_value_for_broken_optimization. pedwarn for
21871 initializers not constant expressions. Update calls to
21872 convert_for_assignment.
21873 (constructor_nonconst): New.
21874 (struct constructor_stack): Add nonconst element.
21875 (really_start_incremental_init, push_init_level, pop_init_level):
21876 Handle constructor_nonconst and nonconst element.
21877 (set_init_index): Call constant_expression_warning for array
21879 (output_init_element): Fold value. Set constructor_nonconst as
21880 applicable. pedwarn for initializers not constant expressions.
21881 Update call to digest_init. Call constant_expression_warning
21882 where constant initializers are required.
21883 (process_init_element): Use c_save_expr.
21884 (c_finish_goto_ptr): Fold expression.
21885 (c_finish_return): Fold return value. Update call to
21886 convert_for_assignment.
21887 (c_start_case): Fold switch expression.
21888 (c_process_expr_stmt): Fold expression.
21889 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
21890 ensure statement expression is not evaluated in constant expression.
21891 (build_binary_op): Track whether results are integer constant
21892 expressions or may occur in such, disable folding and wrap results
21893 as applicable. Fold operands for -Wsign-compare warnings unless
21895 (c_objc_common_truthvalue_conversion): Handle results folded to
21896 integer constants that are not integer constant expressions.
21897 * doc/extend.texi: Document when typeof operands are evaluated,
21898 that condition of __builtin_choose_expr is an integer constant
21899 expression, and more about use of __builtin_constant_p in
21902 2009-03-29 Richard Guenther <rguenther@suse.de>
21904 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
21905 propagate addresses of array references.
21907 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
21909 * regmove.c (perhaps_ends_bb_p): Remove.
21910 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
21911 from INSN and check that the main loop stays within that basic block.
21912 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
21913 (regmove_forward_pass): Split out from regmove_optimize. Use
21914 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
21915 (regmove_backward_pass): Split out from regmove_optimize. Use
21916 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
21917 (regmove_optimize): Simplify.
21919 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21922 * config/i386/i386.c (classify_argument): Ignore flexible array
21923 member in struct and warn ABI change.
21925 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21927 * config/i386/i386-protos.h (ix86_agi_dependent): New.
21929 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
21930 (ix86_adjust_cost): Updated.
21932 2009-03-29 Jan Hubicka <jh@suse.cz>
21934 PR middle-end/28850
21935 * tree-pass.h (pass_cleanup_eh): New function.
21936 (remove_unreachable_regions): Break code handling RTL
21937 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
21938 that can not be reached by runtime.
21939 (can_be_reached_by_runtime): New function.
21940 (label_to_region_map): New function.
21941 (num_eh_regions): New function.
21942 (rtl_remove_unreachable_regions): New function.
21943 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
21944 (remove_eh_region): New function.
21945 * except.h: Include sbitmap and vecprim.
21946 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
21947 num_eh_regions): Declare.
21948 * passes.c (init_optimization_passes): Schedule cleanup_eh.
21949 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
21950 * tree-eh.c (tree_remove_unreachable_handlers): New function.
21951 (tree_empty_eh_handler_p): New function.
21952 (cleanup_empty_eh): New function.
21953 (cleanup_eh): New function.
21954 (pass_cleanup_eh): New function.
21956 2009-03-29 Jan Hubicka <jh@suse.cz>
21958 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
21959 for removed regions.
21961 2009-03-29 Jan Hubicka <jh@suse.cz>
21963 * except.c (dump_eh_tree): Dump all datastructures.
21965 2009-03-29 Jan Hubicka <jh@suse.cz>
21967 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
21968 (duplicate_eh_regions_1): Likewise.
21969 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
21970 vector; call EH verification.
21971 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
21972 Be ready for region being removed.
21974 2009-03-29 Jan Hubicka <jh@suse.cz>
21976 * bitmap.c (bitmap_last_set_bit): New function.
21977 * bitmap.h (bitmap_last_set_bit): Declare.
21979 2009-03-29 David Ayers <ayers@fsfe.org>
21982 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
21983 by calling objc_compare_types and surpress warnings about
21984 incompatible C pointers that are compatible ObjC pointers.
21986 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
21988 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
21989 call initialize_inline_failed.
21990 (initialize_inline_failed): Move it from here ...
21991 * cgraph.c (initialize_inline_failed): ... to here.
21992 (cgraph_create_edge): Call initialize_inline_failed rather than
21993 setting inline_failed directly.
21995 2009-03-29 Ben Elliston <bje@au.ibm.com>
21998 * sysv4.opt (msdata): Improve comment.
21999 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
22000 * sysv4.h (SVR4_ASM_SPEC): Likewise.
22002 2009-03-29 Ben Elliston <bje@au.ibm.com>
22005 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
22006 load and store attributes.
22008 2009-03-29 Ben Elliston <bje@au.ibm.com>
22010 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
22011 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
22012 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
22013 * doc/extend.texi (X86 Built-in Functions): Add index entries for
22014 __builtin_infq and __builtin_huge_valq.
22016 2009-03-28 Anatoly Sokolov <aesok@post.ru>
22018 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
22020 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22021 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
22023 2009-03-28 Xinliang David Li <davidxl@google.com>
22025 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
22026 (do_dbg_cnt): New function.
22028 2009-03-28 Jan Hubicka <jh@suse.cz>
22030 Merge from pretty-ipa:
22032 2009-03-27 Jan Hubicka <jh@suse.cz>
22034 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22035 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
22036 * passes.c (function_called_by_processed_nodes_p): New.
22037 * ipa-pure-const.c (check_call): Fix handling of operands.
22038 (analyze_function): Dump debug output for skipped bodies.
22039 (local_pure_const): Use function_called_by_processed_nodes_p.
22040 * dwarf2out.c (reference_to_unused): Use output.
22041 * passes.c (do_per_function_toporder): Likewise.
22043 2008-11-12 Jan Hubicka <jh@suse.cz>
22045 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
22046 * ipa-pure-const.c (funct_state_d): Add can throw field; make
22047 state_set_in_source enum
22048 (check_decl): Ignore memory tags; do not set fake looping flags;
22050 (check_operand, check_tree, check_rhs_var, check_lhs_var,
22051 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
22052 (check_call, analyze_function): Rewrite.
22054 (add_new_function): Update call of analyze_function.
22055 (generate_summary): Add call of analyze_function.
22056 (propagate): Propagate can_throw; handle state_set_in_source correctly.
22057 (local_pure_const): New function.
22058 (pass_local_pure_const): New pass.
22059 * ipa-inline.c (inline_transform): Set after_inlining.
22060 * tree-eh.c (stmt_can_throw_external): New.
22061 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
22062 work with aliasing built.
22063 * tree-flow.h (stmt_can_throw_external): New.
22064 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
22065 and local pure/const pass in early and late optimization queue.
22067 2009-03-28 Martin Jambor <mjambor@suse.cz>
22069 * fold-const.c (get_pointer_modulus_and_residue): New parameter
22071 (fold_binary): Allow function decl aligment consideration is the
22072 second argument is integer constant one.
22073 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
22074 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
22075 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
22077 2009-03-28 Jan Hubicka <jh@suse.cz>
22079 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
22080 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
22081 * function.h (rtl_data): Add nothrow flag.
22082 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
22083 set DECL_NOTHROW for AVAILABLE functions.
22085 2009-03-28 Jakub Jelinek <jakub@redhat.com>
22087 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
22088 following vector keyword has expansion starting with pixel or bool
22089 keyword, expand vector to __vector and pixel or bool to __pixel or
22093 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
22094 warn_if_disallowed_function_p): Removed.
22095 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
22096 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
22097 warning_if_disallowed_function_p.
22098 * flags.h (warn_if_disallowed_function_p,
22099 warn_disallowed_functions): Removed.
22100 * common.opt (Wdisallowed-function-list=): Removed.
22101 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
22103 2009-03-28 Richard Guenther <rguenther@suse.de>
22105 PR tree-optimization/38723
22106 * tree-ssa-pre.c (compute_avail): Add all default definitions to
22109 2009-03-28 Jan Hubicka <jh@suse.cz>
22111 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
22112 test introduced by my previous patch.
22114 2009-03-28 Richard Guenther <rguenther@suse.de>
22116 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
22117 the PHIs value undefined.
22119 2009-03-28 Jan Hubicka <jh@suse.cz>
22121 * tree-pass.h (pass_fixup_cfg): New pass.
22122 * ipa-inline.c (inline_transform): Set
22123 always_inline_functions_inlined/after_inlining.
22124 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
22125 (pass_fixup_cfg): New pass.
22126 * passes.c (init_optimization_passes): Add fixup_cfg.
22128 2009-03-28 Richard Guenther <rguenther@suse.de>
22130 PR tree-optimization/38458
22131 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
22132 argument use the arguments copy-of value.
22134 2009-03-28 Richard Guenther <rguenther@suse.de>
22136 PR tree-optimization/38180
22137 * tree-ssa-ccp.c (get_default_value): Simplify.
22138 (likely_value): Likewise.
22139 (surely_varying_stmt_p): Properly handle VOP case.
22140 (ccp_initialize): Likewise.
22141 (ccp_fold): Handle propagating through *&.
22142 (fold_const_aggregate_ref): Also handle decls.
22144 2009-03-28 Jan Hubicka <jh@suse.cz>
22146 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22147 * cgraph.h (cgraph_node): Likewise.
22148 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
22149 (cgraph_reset_node): Use process flag.
22150 (cgraph_mark_functions_to_output): Likewise.
22151 (cgraph_expand_function): Likewise.
22152 (cgraph_expand_all_functions): Likewise.
22153 (cgraph_output_in_order): Likewise.
22154 * dwarf2out.c (reference_to_unused): Likewise.
22155 * passes.c do_per_function_toporder): Likewise.
22157 2009-03-28 Jan Hubicka <jh@suse.cz>
22159 Bring from lto-branch:
22161 2008-09-03 Doug Kwan <dougkwan@google.com>
22163 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
22164 enums instead of reason strings.
22165 * cgraph.c (cgraph_create_edge): Same.
22166 (cgraph_inline_failed_string): New function.
22167 * cgraph.h (cgraph_inline_failed_t): New enum type.
22168 (cgraph_inline_failed_string): New prototype.
22169 (struct cgraph_edge): Change type of INLINED_FAILED from constant
22170 char pointer to cgraph_inline_failed_t.
22171 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
22172 (cgraph_default_inline_p): Ditto.
22173 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
22174 to cgraph_inline_failed_t pointer.
22175 * cif-code.def: New file.
22176 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
22178 (cgraph_check_inline_limits): Change type of REASON to pointer to
22179 cgraph_inline_failed_t. Replace reason strings with enums.
22180 (cgraph_default_inline_p): Ditto.
22181 (cgraph_recursive_inlining_p): Ditto.
22182 (update_caller_keys): Change type of FAILED_REASON to
22183 cgraph_inline_failed_t.
22184 (cgraph_set_inline_failed): Change type of REASON to pointer to
22185 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
22186 convert enums to strings for text output.
22187 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
22188 to be of type cgraph_inline_failed_t. Replace reason strings with
22189 enums. Call cgraph_inline_failed_string to covert enums
22190 to strings for text output.
22191 (cgraph_decide_inlining): Replace reason strings with enums.
22192 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
22193 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
22195 * tree-inline.c (expand_call_inline): Change type of REASON
22196 to cgraph_inline_failed_t. Replace reason strings with enums.
22197 Call cgraph_inline_failed_string for text output.
22198 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
22201 2009-03-28 Jan Hubicka <jh@suse.cz>
22203 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
22204 cgraph_clone_node): Remove master clone handling.
22205 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22206 * cgraph.h (master_clone): Remove.
22207 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22208 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
22209 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
22211 2009-03-28 Jan Hubicka <jh@suse.cz>
22213 * cgraph.c (cgraph_function_body_availability): Functions declared
22214 inline are always safe to assume that it is not going to be replaced.
22216 2009-03-28 Richard Guenther <rguenther@suse.de>
22218 PR tree-optimization/38513
22219 * tree-ssa-pre.c (eliminate): Remove redundant stores.
22220 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
22221 EXC_PTR_EXPR and FILTER_EXPR.
22222 (get_ref_from_reference_ops): Likewise.
22224 2009-03-28 Richard Guenther <rguenther@suse.de>
22226 PR tree-optimization/38968
22227 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
22228 Use FLOOR_MOD_EXPR to compute misalignment.
22230 2009-03-28 Richard Guenther <rguenther@suse.de>
22232 PR tree-optimization/37795
22233 * tree.h (combine_comparisons): Declare.
22234 * fold-const.c (combine_comparisons): Export.
22235 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
22237 (ifcombine_iforif): Use combine_comparisons.
22239 2009-03-28 Jan Hubicka <jh@suse.cz>
22241 * tree-eh.c (inlinable_call_p): New function.
22242 (make_eh_edges): Use it.
22243 (verify_eh_edges): Use it.
22244 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
22245 * except.c (reachable_next_level): Add inlinable_function argument
22246 (sjlj_find_directly_reachable_regions): Update.
22247 (add_reachable_handler): Do not set saw_any_handlers.
22248 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
22249 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22250 Add new inlinable call parameter.
22251 (can_throw_internal, can_throw_external): Update.
22252 * except.h (can_throw_internal_1, can_throw_external_1,
22253 foreach_reachable_handler): Update declaration.
22255 2009-03-28 Joseph Myers <joseph@codesourcery.com>
22257 * config/arm/t-arm-coff, config/h8300/coff.h,
22258 config/i386/i386-aout.h, config/i386/i386-coff.h,
22259 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
22260 config/pdp11/2bsd.h, config/rs6000/aix41.h,
22261 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
22262 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
22263 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
22264 sys-types.h: Remove.
22265 * Makefile.in: Remove protoize and fixproto support and references
22267 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
22268 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
22270 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
22271 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
22272 unprotoize$(exeext).
22273 (rest.encap): Don't depend on $(STMP_FIXPROTO)
22274 (.PHONY): Don't depend on proto.
22275 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
22276 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
22277 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
22278 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
22279 build/gen-protos.o, build/scan.o, xsys-protos.h,
22280 build/fix-header$(build_exeext), build/fix-header.o,
22281 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
22282 stmp-install-fixproto): Remove.
22283 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
22284 SYSCALLS.c or fixproto files.
22285 (install-common): Don't install protoize.
22286 (install-headers-tar, install-headers-cpio, install-headers-cp):
22287 Don't depend on $(STMP_FIXPROTO).
22288 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
22289 install fixproto files or write out fixproto settings.
22290 (uninstall): Don't uninstall protoize.
22291 * config.gcc (use_fixproto): Remove.
22292 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
22293 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
22294 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
22295 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
22296 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
22297 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
22298 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
22299 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
22300 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
22301 * config/t-vxworks (STMP_FIXPROTO): Remove.
22302 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
22303 STMP_FIXPROTO): Remove.
22304 * config.in, configure: Regenerate.
22305 * crtstuff.c (gid_t, uid_t): Don't undefine.
22306 * doc/install.texi: Change m68k-coff to m68k-elf in example.
22307 (arm-*-coff, arm-*-aout: Remove target entries.
22308 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
22309 Remove mention of AIX 4.1.
22310 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
22311 * doc/invoke.texi (Running Protoize): Remove.
22312 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
22313 (Protoize Caveats): Remove.
22314 * tsystem.h: Update comments on headers assumed to exist.
22316 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
22318 * genautomata.c: Add a new year to the copyright. Add a new
22320 (struct insn_reserv_decl): Add comments for member bypass_list.
22321 (find_bypass): Remove.
22322 (insert_bypass): New.
22323 (process_decls): Use insert_bypass.
22324 (output_internal_insn_latency_func): Output all bypasses with the
22325 same input insn in one switch case.
22327 * rtl.def (define_bypass): Describe bypass choice.
22328 * doc/md.texi (define_bypass): Ditto.
22330 2009-03-27 Richard Guenther <rguenther@suse.de>
22332 * gimplify.c (mark_addressable): Export.
22333 * tree-flow.h (mark_addressable): Declare.
22334 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
22335 * tree-ssa.c (verify_phi_args): Verify that address taken
22336 variables have TREE_ADDRESSABLE set.
22338 2009-03-27 Richard Guenther <rguenther@suse.de>
22340 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
22341 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
22342 Do not mark decls TREE_ADDRESSABLE.
22343 (build_fold_addr_expr): Adjust.
22344 (fold_addr_expr): Remove.
22345 (fold_unary): Use build_fold_addr_expr.
22346 (fold_comparison): Likewise.
22347 (split_address_to_core_and_offset): Likewise.
22348 * coverage.c (tree_coverage_counter_addr): Mark the array decl
22350 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
22351 (gimplify_modify_expr_to_memcpy): Mark source and destination
22353 * omp-low.c (create_omp_child_function): Mark the object decl
22355 (lower_rec_input_clauses): Mark the var we take the address of
22357 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
22359 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22361 PR middle-end/39315
22362 * cfgexpand.c (expand_one_stack_var_at): Change alignment
22363 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
22365 2009-03-27 Richard Guenther <rguenther@suse.de>
22367 PR tree-optimization/39120
22368 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
22370 (handle_lhs_call): Process return constraints. Add escape
22371 constraints if necessary.
22372 (handle_const_call): Fill out return constraints. Make nested
22373 case more precise. Avoid consttmp if possible.
22374 (handle_pure_call): Fill out return constraints. Avoid
22375 callused if possible.
22376 (find_func_aliases): Simplify call handling.
22378 2009-03-27 Richard Guenther <rguenther@suse.de>
22380 PR tree-optimization/39120
22381 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
22382 as a representative.
22383 (solve_graph): Do propagate CALLUSED.
22384 (handle_pure_call): Use a scalar constraint from CALLUSED for
22386 (find_what_p_points_to): CALLUSED shall not appear in poins-to
22389 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22392 * c-common.c (handle_aligned_attribute): Properly check alignment
22393 overflow. Use (1U << i) instead of (1 << i).
22395 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
22397 * expr.h (get_mem_align_offset): Updated.
22399 * tree.h (tree_decl_common): Change align to "unsigned int" and
22400 move it before pointer_alias_set.
22402 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22403 Jakub Jelinek <jakub@redhat.com>
22406 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
22407 gr_register_operand with gr_reg_or_0_operand.
22408 (cmpxchg_rel_di): Likewise.
22409 (sync_lock_test_and_set<mode>): Likewise.
22411 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22413 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
22414 (true_regnum): Likewise.
22416 * rtlanal.c (subreg_info): Moved to ...
22417 * rtl.h (subreg_info): Here. New.
22418 (subreg_get_info): New.
22420 * rtlanal.c (subreg_get_info): Make it extern.
22422 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22425 * config/i386/i386.c (ix86_abi): New.
22426 (override_options): Handle -mabi=.
22427 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
22428 (ix86_call_abi_override): Likewise.
22429 (init_cumulative_args): Likewise.
22430 (function_arg_advance): Likewise.
22431 (function_arg_64): Likewise.
22432 (function_arg): Likewise.
22433 (ix86_pass_by_reference): Likewise.
22434 (ix86_function_value_regno_p): Likewise.
22435 (ix86_build_builtin_va_list_abi): Likewise.
22436 (setup_incoming_varargs_64): Likewise.
22437 (is_va_list_char_pointer): Likewise.
22438 (ix86_init_machine_status): Likewise.
22439 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
22440 (ix86_function_type_abi): Return enum calling_abi. Rewrite
22441 for 64bit. Replace DEFAULT_ABI with ix86_abi.
22442 (ix86_function_abi): Make it static and return enum calling_abi.
22443 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
22445 (ix86_fn_abi_va_list): Updated.
22447 * config/i386/i386.h (ix86_abi): New.
22448 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
22449 (CONDITIONAL_REGISTER_USAGE): Likewise.
22450 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
22451 (machine_function): Likewise.
22453 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
22455 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
22456 (STACK_BOUNDARY): Likewise.
22457 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
22459 * config/i386/i386.opt (mabi=): New.
22461 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
22462 return enum calling_abi.
22463 (ix86_function_type_abi): Likewise.
22464 (ix86_function_abi): Removed.
22466 * doc/invoke.texi: Document -mabi= option for x86.
22468 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22470 * builtins.c (real_dconstp): Delete.
22471 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
22473 2009-03-27 Dodji Seketeli <dodji@redhat.com>
22474 Jakub Jelinek <jakub@redhat.com>
22477 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
22478 (gen_subprogram_die): When a function is explicit, generate the
22479 DW_AT_explicit attribute.
22480 * langhooks.h (struct lang_hooks_for_decls): Add
22481 function_decl_explicit_p langhook.
22482 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
22483 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
22485 2009-03-27 Jakub Jelinek <jakub@redhat.com>
22487 * builtins.c (fold_builtin_memory_op): Optimize memmove
22488 into memcpy if we can prove source and destination don't overlap.
22490 * tree-inline.c: Include gt-tree-inline.h.
22491 (clone_fn_id_num): New variable.
22492 (clone_function_name): New function.
22493 (tree_function_versioning): Use it.
22494 * Makefile.in (GTFILES): Add tree-inline.c.
22496 2009-03-27 Mark Mitchell <mark@codesourcery.com>
22498 * BASE-VER: Change to 4.5.0.
22500 2009-03-27 Xinliang David Li <davidxl@google.com>
22502 PR tree-optimization/39557
22503 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
22505 2009-03-27 Xinliang David Li <davidxl@google.com>
22507 PR tree-optimization/39548
22508 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
22511 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22513 * c-common.c (pointer_int_sum): Use %wd on return from
22516 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22518 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
22519 on return from tree_low_cst.
22521 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
22524 * ginclude/stdarg.h (va_copy): Define also for
22525 __GXX_EXPERIMENTAL_CXX0X__.
22527 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22530 * builtins.h (c_strlen): Do not warn here.
22531 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22532 * c-common.c (pointer_int_sum): Take an explicit location.
22533 Warn about offsets out of bounds.
22534 * c-common.h (pointer_int_sum): Adjust declaration.
22536 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22538 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
22541 2009-03-26 Jakub Jelinek <jakub@redhat.com>
22544 * opts.c (warn_if_disallowed_function_p): Don't assume
22545 get_callee_fndecl must return non-NULL.
22547 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
22549 PR rtl-optimization/39522
22550 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
22551 when reg_reloaded_valid is set.
22553 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22555 * config/spu/divv2df3.c: New file.
22556 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
22557 (DPBIT_FUNCS): Filter out _div_df.
22559 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
22561 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
22562 a jump insn, count that jump in the distance to the loop start.
22564 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
22567 * config/sh/sh.c (calc_live_regs): Fix condition for global
22568 registers except PIC_OFFSET_TABLE_REGNUM.
22570 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
22573 * doc/invoke.texi (-mconsole): New.
22575 (-mno-cygwin): New.
22577 (-mnop-fun-dllimport): New.
22581 (sub section "i386 and x86-64 Windows Options"): New.
22583 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
22585 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
22586 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
22588 2009-03-25 Richard Guenther <rguenther@suse.de>
22590 PR middle-end/39497
22591 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
22594 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
22596 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
22597 neither of haifa/selective schedulers are working.
22599 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22601 * doc/invoke.texi (Debugging Options): Fix description of
22602 -fno-merge-debug-strings.
22604 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
22606 * config/cris/libgcc.ver: New version-script.
22607 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
22609 * configure.ac <GAS features, nop mnemonic>: Add pattern
22610 crisv32-*-* for "nop".
22611 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
22612 * configure: Regenerate.
22614 2009-03-24 Ira Rosen <irar@il.ibm.com>
22616 PR tree-optimization/39529
22617 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
22618 mark_sym_for_renaming for the tag copied to the new vector
22621 2009-03-24 Arthur Loiret <aloiret@debian.org>
22623 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
22624 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
22625 EXTRA_SPEC_FUNCTIONS.
22626 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
22627 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
22628 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
22629 -march and -mtune options.
22631 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
22633 * config/m68k/t-rtems: Add m5329 multilib.
22635 2009-03-24 Dodji Seketeli <dodji@redhat.com>
22636 Jakub Jelinek <jakub@redhat.com>
22639 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
22642 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22645 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
22646 instead of c_parser_expression_conv, if original_code isn't one of the
22647 4 allowed comparison codes, fail.
22649 2009-03-23 Richard Guenther <rguenther@suse.de>
22651 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
22652 * tree.h (struct tree_type): Likewise.
22653 * reload.h (struct insn_chain): Likewise.
22654 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
22655 * function.h (struct function): Likewise.
22656 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
22658 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22660 PR tree-optimization/39516
22661 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
22663 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
22665 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
22666 should be set true if BITS_PER_WORD of target is bigger than 32
22668 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
22670 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
22671 Translate -B-options to -rpath-link. Correct existing
22672 rpath-link and conditionalize on !nostdlib.
22674 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22676 * doc/extend.texi (Function Attributes, Variable Attributes):
22678 * doc/invoke.texi (Debugging Options, Optimize Options)
22679 (i386 and x86-64 Options, MCore Options): Likewise.
22681 2009-03-20 Jakub Jelinek <jakub@redhat.com>
22684 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
22685 it for block local namespace aliases.
22686 (gen_decl_die): Pass context_die to gen_namespace_die.
22688 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22691 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
22692 minimum or maximum value.
22694 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
22696 * reginfo.c (globalize_reg): Recompute derived reg sets.
22698 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
22701 * libgcc2.c (mprotect): Do not use signed arguments for
22702 VirtualProtect, use DWORD arguments. Also fix the 'may
22703 be used uninitialized' warning for the np variable.
22705 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22708 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
22709 functions using regparm calling conventions when not optimizing.
22710 (ix86_function_sseregparm): Similarly for sseregparm calling
22713 2009-03-19 Li Feng <nemokingdom@gmail.com>
22715 PR middle-end/39500
22716 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
22717 dependence if the first conflict is after niter iterations.
22719 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
22721 PR middle-end/38609
22722 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
22723 functions with dynamic stack-pointer adjustments.
22725 2009-03-19 Ben Elliston <bje@au.ibm.com>
22727 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
22728 option; change to -msdata=data.
22730 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22732 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
22735 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
22738 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
22740 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
22742 * doc/invoke.texi (Code Gen Options): Expand discussion of
22745 2009-03-18 Jakub Jelinek <jakub@redhat.com>
22747 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
22748 * matrix-reorg.c (struct matrix_info): Likewise.
22749 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
22750 * rtl.h (struct mem_attrs): Likewise.
22751 * df.h (struct df): Likewise.
22752 * tree-data-ref.h (struct data_dependence_relation): Likewise.
22753 * ira-int.h (struct ira_allocno): Likewise.
22754 * df-scan.c (struct df_collection_rec): Likewise.
22755 * ira.c (struct equivalence): Likewise.
22756 * function.c (struct temp_slot): Likewise.
22757 * cfgloop.h (struct loop): Likewise.
22760 * function.c (use_register_for_decl): When not optimizing, disregard
22761 register keyword for variables with types containing methods.
22763 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
22765 PR middle-end/39447
22766 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
22767 (is_simple_operand): Call contains_component_ref_p before calling data
22768 reference analysis that would fail on COMPONENT_REFs.
22770 * tree-vrp.c (search_for_addr_array): Fix formatting.
22772 2009-03-18 Richard Guenther <rguenther@suse.de>
22774 * tree-vect-transform.c (vect_loop_versioning): Fold the
22775 generated comparisons.
22776 * tree-vectorizer.c (set_prologue_iterations): Likewise.
22777 (slpeel_tree_peel_loop_to_edge): Likewise.
22779 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22781 PR middle-end/37805
22782 * opts.c (print_specific_help): In addition to `undocumented',
22783 accept `separate' and `joined' flags if passed alone. Describe
22784 output by the first matched one of those.
22785 (common_handle_option): Skip over empty strings.
22786 * gcc.c (display_help): Fix help string for `--help='.
22787 * doc/invoke.texi (Option Summary, Overall Options): With
22788 `--help=', classes and qualifiers can both be repeated, but
22789 only the latter can be negated. One should not pass only
22790 negated qualifiers. Fix markup and examples.
22793 2008-10-14 Jakub Jelinek <jakub@redhat.com>
22794 PR middle-end/37805
22795 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
22796 and -fhelp=separate.
22798 2009-03-17 Jing Yu <jingyu@google.com>
22800 PR middle-end/39378
22801 * function.h (struct rtl_data): Move is_thunk from here...
22802 (struct function): ...to here.
22803 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
22804 * varasm.c (assemble_start_function): Change is_thunk from crtl to
22806 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
22808 (alpha_does_function_need_gp, alpha_start_function): Likewise.
22809 (alpha_output_function_end_prologue): Likewise.
22810 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
22811 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
22812 (rs6000_output_function_epilogue): Likewise.
22813 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
22815 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
22818 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
22819 from different units in a single alternative.
22820 (*truncdfsf_i387): Ditto.
22821 (*truncxfsf2_mixed): Ditto.
22822 (*truncxfdf2_mixed): Ditto.
22824 2009-03-17 Jakub Jelinek <jakub@redhat.com>
22826 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
22827 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
22830 * tree-ssa-live.c (remove_unused_locals): Don't remove local
22831 unused non-artificial variables when not optimizing.
22834 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
22835 DW_TAG_imported_module even if decl is IMPORTED_DECL with
22836 NAMESPACE_DECL in its DECL_INITIAL.
22838 PR middle-end/39443
22839 * optabs.c (set_user_assembler_libfunc): New function.
22840 * expr.h (set_user_assembler_libfunc): New prototype.
22841 * c-common.c: Include libfuncs.h.
22842 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
22843 for memcmp, memset, memcpy, memmove and abort.
22844 * Makefile.in (c-common.o): Depend on libfuncs.h.
22847 * dwarf2out.c (gen_inlined_enumeration_type_die,
22848 gen_inlined_structure_type_die, gen_inlined_union_type_die,
22849 gen_tagged_type_instantiation_die): Removed.
22850 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
22853 2009-03-17 Janis Johnson <janis187@us.ibm.com>
22856 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
22858 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
22859 (check-parallel-%): Ditto.
22860 (check-consistency): Ditto.
22862 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
22864 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
22865 local variable rhs by NULL_TREE.
22867 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22870 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
22872 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22875 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
22877 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22880 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
22881 for ms->sysv ABI calls only in 64bit mode.
22883 * config/i386/i386.md (untyped_call): Support 32bit.
22885 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
22887 * doc/extend.texi: Replace x86_65 with x86_64.
22889 2009-03-16 Jakub Jelinek <jakub@redhat.com>
22891 PR tree-optimization/39455
22892 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
22893 mismatches for POINTER_TYPE_P (type).
22894 (number_of_iterations_le): Likewise.
22896 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
22898 * config/picochip/picochip.c: Removed profiling support.
22899 * config/picochip/picochip.md: Removed profiling instruction.
22900 * config/picochip/picochip.h: Removed profiling builtin.
22902 2009-03-16 Joseph Myers <joseph@codesourcery.com>
22904 * doc/install.texi (--with-host-libstdcxx): Document.
22906 2009-03-14 Anatoly Sokolov <aesok@post.ru>
22909 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
22910 generate a warning if the function name does not begin with
22911 "__vector" and the function has either the 'signal' or 'interrupt'
22912 attribute, from here to ...
22913 (avr_declare_function_name): ...here. New function.
22914 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
22915 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
22917 2009-03-14 Jakub Jelinek <jakub@redhat.com>
22920 * cse.c (fold_rtx): Don't modify original const_arg1 when
22921 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
22922 separate variable instead.
22923 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
22924 from out of range shift counts.
22925 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
22927 2009-03-13 Catherine Moore <clm@codesourcery.com>
22929 * config/i386/x-mingw32 (host-mingw32.o): Replace
22930 diagnostic.h with $(DIAGNOSTIC_H).
22932 2009-03-12 Jakub Jelinek <jakub@redhat.com>
22935 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
22937 * config/i386/sync.md (sync_compare_and_swap<mode>,
22938 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
22939 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
22941 (sync_double_compare_and_swapdi_pic,
22942 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
22943 cmpxchg8b_pic_memory_operand instead of just memory_operand.
22945 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22948 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
22950 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22953 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
22954 (avx_addsubv4df3): Likewise.
22955 (*avx_addsubv4sf3): Likewise.
22956 (sse3_addsubv4sf3): Likewise.
22958 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22961 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
22963 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
22966 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
22967 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22968 registers for allocnos created from user-defined variables.
22970 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22973 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
22974 of non-integer mode as well.
22976 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
22978 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
22979 for functions for which the parameter types are unknown.
22981 2009-03-11 Jakub Jelinek <jakub@redhat.com>
22984 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
22985 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
22986 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
22987 * config/i386/i386.c (ix86_local_alignment): For
22988 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
22989 long long variables on the stack to avoid dynamic realignment.
22990 Allow the first argument to be a decl rather than type.
22991 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
22993 2009-03-11 Nick Clifton <nickc@redhat.com>
22996 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
22998 Add description to mno-lsim option.
22999 * config/mcore/mcore.h: Remove comment about deprecated m4align
23001 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
23002 * doc/invoke.texi: Add description of mno-lsim and
23003 mstack-increment options.
23005 * config/fr30/fr30.opt: Document the -mno-lsim option.
23006 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
23007 and -mno-lsim options.
23009 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23011 * fold-const.c (fold_comparison): Only call fold_inf_compare
23012 if the mode supports infinities.
23014 2009-03-11 Jason Merrill <jason@redhat.com>
23017 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
23018 end already did. Notice GIMPLE_CALL modifications of the result.
23019 Don't copy debug information from an ignored decl or a decl from
23022 2009-03-10 Richard Guenther <rguenther@suse.de>
23023 Nathan Froyd <froydnj@codesourcery.com>
23025 PR middle-end/37850
23026 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
23027 (__divMODE3): Likewise.
23029 2009-03-09 Jakub Jelinek <jakub@redhat.com>
23031 PR tree-optimization/39394
23032 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
23033 DECL_SIZE_UNIT of variable length FIELD_DECLs.
23035 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23037 * recog.c (verfiy_changes): Disallow renaming of hard regs in
23038 inline asms for register asm ("") declarations.
23040 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
23042 * fold-const.c (fold_unary): Fix comment.
23044 2009-03-07 Jan Hubicka <jh@suse.cz>
23047 * tree-inline.c (setup_one_parameter): Do replacement of const
23048 argument by constant in SSA form.
23050 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23052 PR middle-end/38028
23053 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
23054 determine alignment passed to assign_stack_local.
23055 (assign_parms_unsplit_complex): Likewise.
23056 * except.c (sjlj_build_landing_pads): Likewise.
23058 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23060 PR middle-end/39360
23061 * tree-flow.h (add_referenced_var): Return bool instead of void.
23062 * tree-dfa.c (add_referenced_var): Return result of
23063 referenced_var_check_and_insert call.
23064 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
23065 of referenced_var_check_and_insert.
23068 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
23069 (gen_variable_die): Emit DW_AT_location on abstract static variable's
23070 DIE, don't emit it if abstract origin already has it.
23071 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
23072 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
23074 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23076 * genpreds.c (needs_variable): Fix parentheses at variable name
23078 (write_tm_constrs_h): Indent generated code.
23080 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23082 * doc/extend.texi (Function Attributes): Add documentation
23083 for isr attributes.
23085 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23088 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
23089 take locus from its DECL_SOURCE_LOCATION instead of input_location.
23091 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23093 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
23096 2009-03-05 Jakub Jelinek <jakub@redhat.com>
23099 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
23100 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
23102 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
23104 * config/i386/i386.md (R8_REG, R9_REG): New constants.
23105 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
23106 constants instead of magic numbers.
23107 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
23109 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
23110 (x86_64_ms_abi_int_parameter_registers): Ditto.
23111 (x86_64_int_return_registers): Ditto.
23112 (ix86_maybe_switch_abi): Ditto.
23113 (ix86_expand_call): Ditto for clobbered_registers array.
23114 (ix86_hard_regno_mode_ok): Ditto.
23115 (x86_extended_QIreg_mentioned_p): Ditto.
23117 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
23119 PR tree-optimization/39349
23120 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
23122 * combine.c (gen_lowpart_for_combine): Use omode when generating
23125 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
23127 PR rtl-optimization/39235
23128 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
23130 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23132 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
23134 2009-03-04 Richard Guenther <rguenther@suse.de>
23136 PR tree-optimization/39362
23137 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
23138 that occur in abnormal PHIs should be varying.
23140 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23142 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
23144 (simple_iv): Take loop as an argument instead of statement.
23145 * tree-scalar-evolution.h (simple_iv): Declaration changed.
23146 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
23148 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
23150 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
23151 * matrix-reorg.c (analyze_transpose): Ditto.
23152 * tree-data-ref.c (dr_analyze_innermost): Ditto.
23153 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
23154 * tree-predcom.c (ref_at_iteration): Ditto.
23155 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
23157 2009-03-04 Richard Guenther <rguenther@suse.de>
23159 PR tree-optimization/39358
23160 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
23161 escaped_id and callused_id.
23162 (solve_graph): Likewise.
23164 2009-03-04 Richard Guenther <rguenther@suse.de>
23166 PR tree-optimization/39339
23167 * tree-sra.c (try_instantiate_multiple_fields): Make it
23168 no longer ICE on the above.
23170 2009-03-03 Joseph Myers <joseph@codesourcery.com>
23172 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
23173 that fits within Pmode.
23175 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23177 PR middle-end/10109
23178 * tm.texi (LIBCALL_VALUE): Update description.
23180 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23182 PR middle-end/34443
23183 * doc/extend.texi (section): Update description.
23185 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
23187 PR middle-end/39345
23188 * tree-inline.c (remapped_type): New.
23189 (can_be_nonlocal): Call remapped_type instead of remap_type.
23191 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23194 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
23195 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
23197 2009-03-03 Richard Guenther <rguenther@suse.de>
23199 PR middle-end/39272
23200 * tree.c (tree_nonartificial_location): New function.
23201 * tree.h (tree_nonartificial_location): Declare.
23202 * builtins.c (expand_builtin_memory_chk): Provide location
23203 of the call location for artificial function pieces.
23204 (maybe_emit_chk_warning): Likewise.
23205 (maybe_emit_sprintf_chk_warning): Likewise.
23206 (maybe_emit_free_warning): Likewise.
23207 * expr.c (expand_expr_real_1): Likewise.
23209 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23211 PR tree-optimization/39343
23212 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
23213 COMPONENT_REF t has ARRAY_TYPE.
23215 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
23217 PR middle-end/39335
23218 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
23219 when the type precision of the induction variable should be
23220 larger than the type precision of nit.
23221 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
23222 * graphite.c (graphite_loop_normal_form): Same.
23223 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
23225 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23227 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
23228 (*call_1_rex64_ms_sysv): Use named constants instead of magic
23229 numbers to describe clobbered registers.
23230 (*call_value_0_rex64_ms_sysv): Ditto.
23231 * config/i386/mmx.md (mmx_emms): Ditto.
23232 (mmx_femms): Ditto.
23234 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
23236 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
23239 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23241 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
23242 (spu_section_type_flags): New function.
23244 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23246 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
23247 reg_class_contents of FLOAT_REGS into a temporary.
23249 2009-03-02 Richard Guenther <rguenther@suse.de>
23250 Ira Rosen <irar@il.ibm.com>
23252 PR tree-optimization/39318
23253 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
23254 information to the vectorized statement.
23256 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
23258 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
23259 variable. Use defined names instead of magic constants for REX SSE
23262 2009-03-01 Richard Guenther <rguenther@suse.de>
23264 PR tree-optimization/39331
23265 * omp-low.c (lower_send_shared_vars): Do not receive new
23266 values for the reference of DECL_BY_REFERENCE parms or results.
23268 2009-03-01 Jan Hubicka <jh@suse.cz>
23271 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
23272 BLOCK_NONLOCALIZED_VAR): New macros.
23273 (tree_block): Add nonlocalized_vars.
23274 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
23275 gen_decl_die): Add origin argument. Allow generation of die with
23276 origin at hand only.
23277 (gen_member_die, gen_type_die_with_usage, force_decl_die,
23278 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
23280 (gen_block_die): Fix checking for unused blocks.
23281 (process_scope_var): Break out from .... ; work with origins only.
23282 (decls_for_scope) ... here; process nonlocalized list.
23283 (dwarf2out_ignore_block): Look for nonlocalized vars.
23284 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
23286 (dump_scope_block): Dump them.
23287 * tree-inline.c (remap_decls): Handle nonlocalized vars.
23288 (remap_block): Likewise.
23289 (can_be_nonlocal): New predicate.
23290 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
23292 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23294 * configure: Regenerate.
23296 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23298 * optc-gen.awk: No need to duplicate option flags twice.
23299 Reuse help texts for duplicate options which do not have any.
23301 * gcc.c (display_help): Document --version.
23303 * gcc.c (main): If print_help_list and verbose_flag, ensure
23304 driver output comes before subprocess output.
23306 * optc-gen.awk: Assign all remaining fields to help string,
23307 space-separated, for multi-line help in *.opt.
23309 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
23310 -Wno-pedantic-ms-format is for MinGW targets only.
23312 * doc/options.texi (Option file format): Fix bad indentation,
23313 restoring dropped sentence.
23315 2009-02-28 Jan Hubicka <jh@suse.cz>
23317 * tree-inline.c (tree_function_versioning): Output debug info.
23319 2009-02-28 Jan Hubicka <jh@suse.cz>
23322 * tree-inline.c (setup_one_parameter): Do not copy propagate
23323 arguments when not optimizing.
23325 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
23328 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23329 (avx_addsubv4df3): Likewise.
23330 (*avx_addsubv4sf3): Likewise.
23331 (sse3_addsubv4sf3): Likewise.
23332 (*avx_addsubv2df3): Likewise.
23333 (sse3_addsubv2df3): Likewise.
23334 (avx_unpckhps256): Correct item selectors.
23335 (avx_unpcklps256): Likewise.
23336 (avx_unpckhpd256): Likewise.
23337 (avx_unpcklpd256): Likewise.
23339 2009-02-28 Jan Hubicka <jh@suse.cz>
23341 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
23343 (copy_arguments_for_versioning): If var is declared don't declare it.
23344 (tree_function_versioning): First setup substitutions and then copy
23347 2009-02-27 Jan Hubicka <jh@suse.cz>
23350 * cgraph.h (varpool_output_debug_info): Remove.
23351 * cgraphunit.c (varpool_output_debug_info): Remove.
23352 * dwarf2out.c (deferred_locations_struct): New struct
23353 (deferred_locations): New type.
23354 (deferred_locations_list): New static var.
23355 (deffer_location): New function.
23356 (gen_variable_die): Use it.
23357 (decls_for_scope): Output info on local static vars.
23358 (dwarf2out_finish): Process deferred locations.
23359 * varpool.c (varpool_output_debug_info): Remove.
23361 2009-02-27 Jan Hubicka <jh@suse.cz>
23364 * tree.h (TREE_PROTECTED): Fix comment.
23365 (BLOCK_HANDLER_BLOCK): Remove.
23366 (struct tree_block): Remove handler_block add body_block.
23367 (inlined_function_outer_scope_p): New.
23368 (is_body_block): Remove.
23369 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
23370 * dwarf2out.c (is_inlined_entry_point): Remove.
23371 (add_high_low_attributes): Use inlined_function_outer_scope_p.
23372 (gen_block_die): Use is_inlined_entry_point check. Remove body block
23374 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
23375 * gimplify.c (gimplify_expr): Gimplify body blocks.
23376 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
23377 block with multiple subblocks.
23378 (dump_scope_block): Prettier output; dump more flags and info.
23379 (dump_scope_blocks): New.
23380 (remove_unused_locals): Use dump_scope_blocks.
23381 * tree-flow.h (dump_scope_blocks): Declare.
23382 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
23383 * stmt.c (is_body_block): Remove.
23384 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
23385 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
23387 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
23389 PR middle-end/39308
23390 * graphite.c (graphite_loop_normal_form): Do not call
23391 number_of_iterations_exit from a gcc_assert.
23393 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23395 * config/s390/s390.c (s390_swap_cmp): Look for conditional
23396 jumps if COND is NULL.
23397 (find_cond_jump): New function.
23398 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
23399 * config/s390/s390.md: Remove z10_cobra attribute value.
23401 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
23403 * config/alpha/alpha.h (alpha_expand_mov): Return false if
23404 force_const_mem returns NULL_RTX.
23406 2009-02-26 Jan Hubicka <jh@suse.cz>
23409 * cgraph.h (varpool_output_debug_info): Remove.
23410 * cgraphunit.c (varpool_output_debug_info): Remove.
23411 * dwarf2out.c (deferred_locations_struct): New struct
23412 (deferred_locations): New type.
23413 (deferred_locations_list): New static var.
23414 (deffer_location): New function.
23415 (gen_variable_die): Use it.
23416 (decls_for_scope): Output info on local static vars.
23417 (dwarf2out_finish): Process deferred locations.
23418 * varpool.c (varpool_output_debug_info): Remove.
23420 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
23422 PR rtl-optimization/39241
23423 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
23424 to subreg_offset_representable_p.
23426 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23428 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
23429 execute function prototype. Get f and nregs from max_reg_num
23430 and get_insns. Remove the first backward pass as it's dead,
23431 guard the forward pass by flag_expensive_optimizations.
23432 (rest_of_handle_regmove): Delete.
23433 (pass_regmove): Replace it with regmove_optimize.
23435 2009-02-25 Martin Jambor <mjambor@suse.cz>
23437 PR tree-optimization/39259
23438 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
23439 calls_alloca function flags.
23440 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
23441 calls are detected.
23443 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23445 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
23446 flags_set_1_rtx, flags_set_1_set): Delete.
23447 (regmove_optimize): Do not call mark_flags_life_zones.
23449 2009-02-24 Julian Brown <julian@codesourcery.com>
23452 * config/arm/arm.c (require_pic_register): Only set
23453 cfun->machine->pic_reg once per function.
23455 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
23457 * doc/invoke.texi (Link Options): Document an easier way to pass
23458 options that take arguments to the GNU linker using -Xlinker and -Wl.
23460 2009-02-24 Steve Ellcey <sje@cup.hp.com>
23463 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
23465 2009-02-24 Richard Guenther <rguenther@suse.de>
23468 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
23470 2009-02-24 Richard Guenther <rguenther@suse.de>
23471 Zdenek Dvorak <ook@ucw.cz>
23473 PR tree-optimization/39233
23474 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
23475 from converting them to a generic type.
23477 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
23479 PR tree-optimization/39260
23480 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
23481 contains a condition with a real type.
23482 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
23484 2009-02-23 Jason Merrill <jason@redhat.com>
23487 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
23488 narrowing_initializer_constant_valid_p.
23489 (narrowing_initializer_constant_valid_p): Don't return
23490 null_pointer_node for adding a pointer to itself.
23492 2009-02-23 Jan Hubicka <jh@suse.cz>
23495 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
23498 2009-02-23 Jan Hubicka <jh@suse.cz>
23500 PR tree-optimization/37709
23501 * tree.c (block_ultimate_origin): Move here from dwarf2out.
23502 * tree.h (block_ultimate_origin): Declare.
23503 * dwarf2out.c (block_ultimate_origin): Move to tree.c
23504 * tree-ssa-live.c (remove_unused_scope_block_p):
23505 Eliminate blocks containig no instructions nor live variables nor
23507 (dump_scope_block): New function.
23508 (remove_unused_locals): Enable removal of dead blocks by default;
23509 enable dumping at TDF_DETAILS.
23511 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23513 * config/i386/i386.c (classify_argument): Don't allow COImode
23515 (function_arg_advance_32): Don't allow OImode.
23516 (function_arg_32): Likewise.
23517 (function_value_32): Likewise.
23518 (return_in_memory_32): Likewise.
23519 (function_arg_64): Remove OImode comment.
23521 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23524 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
23525 ix86_expand_vector_set for V4DImode in 64bit mode only.
23526 (ix86_expand_vector_init_one_var): Likewise.
23528 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
23530 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
23532 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23535 * loop-iv.c: Revert last change.
23536 * emit-rtl.c: Likewise.
23538 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23541 * config/i386/i386.c (type_natural_mode): Remove an extra
23542 space in the warning message.
23543 (function_value_32): Handle 32-byte vector modes.
23544 (return_in_memory_32): Likewise.
23546 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23548 * loop-iv.c (truncate_value): New function.
23549 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
23551 (lowpart_subreg): Move to...
23552 * emit-rtl.c: ...here.
23554 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
23556 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
23557 accidental and undocumented change at revision 140860.
23559 2009-02-21 Joseph Myers <joseph@codesourcery.com>
23561 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
23562 take gimple_seq * arguments.
23563 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
23564 types_compatible_p langhook.
23566 2009-02-20 Mark Mitchell <mark@codesourcery.com>
23567 Joseph Myers <joseph@codesourcery.com>
23569 * config/arm/arm.c (arm_builtin_va_list): New function.
23570 (arm_expand_builtin_va_start): Likewise.
23571 (arm_gimplify_va_arg_expr): Likewise.
23572 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
23573 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
23574 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
23575 (va_list_type): New variable.
23576 (arm_mangle_type): Mangle va_list_type appropriately.
23578 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23580 PR middle-end/39157
23581 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
23582 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
23583 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
23584 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
23585 parameter to 1000 for -O1 by default.
23586 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
23588 * loop-invariant.c: Include params.h.
23589 (move_loop_invariants): Don't call move_single_loop_invariants on
23592 2009-02-20 Jaka Mocnik <jaka@xlab.si>
23594 * calls.c (emit_library_call_value_1): Use slot_offset instead of
23595 offset when calculating bounds for indexing stack_usage_map. Fixes
23596 a buffer overflow with certain target setups.
23598 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23601 * calls.c (expand_call): Clear try_tail_call if caller and callee
23602 disagree in promotion of function return value.
23604 2009-02-19 Jakub Jelinek <jakub@redhat.com>
23607 * c-common.c (c_determine_visibility): If visibility changed and
23608 DECL_RTL has been already set, call make_decl_rtl to update symbol
23611 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
23614 * varasm.c (assemble_variable): Don't check DECL_NAME when
23615 globalizing a variable.
23617 2009-02-19 Joseph Myers <joseph@codesourcery.com>
23620 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
23621 expression before any __builtin_trap call.
23622 * c-typeck.c (build_function_call): Convert and check function
23623 arguments before generating a call to a trap. Evaluate the
23624 function arguments before the trap.
23626 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
23629 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
23630 (UNSPEC_FXAM_MEM): New unspec.
23631 (fxam<mode>2_i387_with_temp): New insn and split pattern.
23632 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
23633 memory using fxam<mode>2_i387_with_temp to remove excess precision.
23635 2009-02-19 Richard Guenther <rguenther@suse.de>
23637 PR tree-optimization/39207
23638 PR tree-optimization/39074
23639 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
23640 storedanything_tree): New.
23641 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
23642 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
23643 (build_succ_graph): Add edges from STOREDANYTHING to all
23645 (init_base_vars): Initialize STOREDANYTHING.
23646 (compute_points_to_sets): Free substitution info after
23647 building the succ graph.
23648 (ipa_pta_execute): Likewise.
23650 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
23652 (do_ds_constraint): Do not add to special var or non-pointer
23654 (type_could_have_pointers): Split out from ...
23655 (could_have_pointers): ... here. For arrays use the element type.
23656 (create_variable_info_for): Initialize may_have_pointers.
23657 (new_var_info): Likewise.
23658 (handle_lhs_call): Make the HEAP variable unknown-sized.
23659 (intra_create_variable_infos): Use a type with pointers for
23660 PARM_NOALIAS, make it unknown-sized.
23662 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
23665 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
23667 2009-02-18 Jason Merrill <jason@redhat.com>
23670 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
23671 value if DECL_EXTERNAL.
23672 * tree-sra.c (sra_walk_gimple_assign): Likewise.
23673 * target.h (gcc_target::binds_local_p): Clarify "module".
23674 * tree.h (TREE_PUBLIC): Clarify "module".
23676 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
23679 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
23680 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
23682 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
23685 * c.opt (Wabi): Support C and ObjC.
23688 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
23690 * config/i386/i386.c (classify_argument): Warn once about the ABI
23691 change when passing union with long double.
23693 * doc/invoke.texi: Update -Wabi for warning psABI changes.
23695 2009-02-18 Joseph Myers <joseph@codesourcery.com>
23698 * c-parser.c (c_parser_compound_statement): Always enter and leave
23701 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23704 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
23706 2009-02-18 Jakub Jelinek <jakub@redhat.com>
23708 PR tree-optimization/36922
23709 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
23710 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
23713 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23715 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
23718 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23720 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
23722 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23724 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
23727 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
23728 Richard Sandiford <rdsandiford@googlemail.com>
23730 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
23731 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
23732 (loongson_biadd): ...this.
23734 2009-02-17 Richard Guenther <rguenther@suse.de>
23736 PR tree-optimization/39202
23737 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
23738 a var make sure to follow existing collapses.
23740 2009-02-17 Richard Guenther <rguenther@suse.de>
23742 PR middle-end/39214
23743 * langhooks.c (lhd_print_error_function): Check for NULL block.
23745 2009-02-17 Richard Guenther <rguenther@suse.de>
23747 PR tree-optimization/39204
23748 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
23751 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
23753 * config/soft-fp/double.h: Update from glibc CVS.
23755 2009-02-17 Richard Guenther <rguenther@suse.de>
23757 PR tree-optimization/39207
23758 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
23759 strict-aliasing warnings for pointers pointing to NULL.
23761 2009-02-16 Joseph Myers <joseph@codesourcery.com>
23764 * c-parser.c (c_parser_braced_init): Call pop_init_level when
23765 skipping until next close brace.
23767 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
23770 * config/i386/i386.c (ix86_expand_push): Set memory alignment
23771 to function argument boundary.
23773 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23775 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
23776 in the lea_add. Reload eventually constraints it properly.
23777 * config/picochip/constraints.md: Remove the target constraint
23778 "b", since it is not needed anymore.
23780 2009-02-16 Jakub Jelinek <jakub@redhat.com>
23782 * gthr-dce.h: Uglify function parameter and local variable names.
23783 * gthr-gnat.h: Likewise.
23784 * gthr-mipssde.h: Likewise.
23785 * gthr-nks.h: Likewise.
23786 * gthr-posix95.h: Likewise.
23787 * gthr-posix.h: Likewise.
23788 * gthr-rtems.h: Likewise.
23789 * gthr-single.h: Likewise.
23790 * gthr-solaris.h: Likewise.
23791 * gthr-tpf.h: Likewise.
23792 * gthr-vxworks.h: Likewise.
23793 * gthr-win32.h: Likewise.
23795 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
23798 * config/i386/i386.md: Restrict the new peephole2 to move
23799 between MMX/SSE registers.
23801 2009-02-15 Richard Guenther <rguenther@suse.de>
23804 2009-02-13 Richard Guenther <rguenther@suse.de>
23806 * configure.ac: Enable LFS.
23807 * configure: Re-generate.
23808 * config.in: Likewise.
23810 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23812 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
23813 spu_srqwbyte, spu_srqwbytebc): Define.
23814 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
23815 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
23816 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
23817 "shrqby_<mode>"): New insn-and-split patterns.
23818 * config/spu/spu.c (expand_builtin_args): Determine and return
23819 number of operands using spu_builtin_description data.
23820 (spu_expand_builtin_1): Use it.
23822 2009-02-13 Steve Ellcey <sje@cup.hp.com>
23825 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
23828 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23831 * config/i386/i386.c (override_options): Correct warning
23832 messages for -malign-loops, -malign-jumps and -malign-functions.
23834 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23837 * config/i386/i386.md: Restrict the new peephole2 to move
23838 between the general purpose registers.
23840 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23843 * config/i386/i386.c (type_natural_mode): Add a new argument.
23844 Return the original mode and warn ABI change if vector size is 32byte.
23845 (function_arg_advance): Updated.
23846 (function_arg): Likewise.
23847 (ix86_function_value): Likewise.
23848 (ix86_return_in_memory): Likewise.
23849 (ix86_sol10_return_in_memory): Likewise.
23850 (ix86_gimplify_va_arg): Likewise.
23851 (function_arg_32): Don't warn ABX ABI change here.
23852 (function_arg_64): Likewise.
23854 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
23856 * loop-iv.c (implies_p): In the final case, test that operands 0
23857 of the two comparisons match.
23859 * config/bfin/bfin.c (find_prev_insn_start): New function.
23860 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
23861 (find_next_insn_start): Move.
23863 2009-02-13 Richard Guenther <rguenther@suse.de>
23865 * configure.ac: Enable LFS.
23866 * configure: Re-generate.
23867 * config.in: Likewise.
23869 2009-02-13 Joseph Myers <joseph@codesourcery.com>
23872 * c-parser.c (c_parser_parms_list_declarator): Discard pending
23873 sizes on syntax error after some arguments have been parsed.
23875 2009-02-12 Jakub Jelinek <jakub@redhat.com>
23877 * doc/invoke.texi (-fira): Remove.
23879 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23881 * caller-save.c: Replace regclass.c with reginfo.c in comments.
23882 * recog.c: Likewise.
23885 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
23887 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
23888 (umul_ppmm): Likewise.
23889 (count_leading_zeros): Likewise.
23890 (count_trailing_zeros): Likewise.
23891 (UMUL_TIME): Likewise.
23893 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23895 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
23896 soft-fp/t-softfp to tmake_file.
23898 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
23899 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
23900 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
23901 IA64_BUILTIN_INFQ]: New.
23902 (ia64_init_builtins): Initialize __builtin_infq,
23903 __builtin_fabsq and __builtin_copysignq if not HPUX.
23904 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
23905 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
23907 * config/ia64/lib1funcs.asm (__divtf3): Define only if
23909 (__fixtfti): Likewise.
23910 (__fixunstfti): Likewise.
23911 (__floattitf): Likewise.
23913 * config/ia64/libgcc-glibc.ver: New.
23914 * config/ia64/t-fprules-softfp: Likewise.
23915 * config/ia64/sfp-machine.h: Likewise.
23917 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
23918 (LIBGCC2_TF_CEXT): Likewise.
23919 (TF_SIZE): Likewise.
23920 (TARGET_INIT_LIBFUNCS): Likewise.
23922 * config/ia64/t-glibc (SHLINB_MAPFILES):
23923 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
23925 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23927 * config/i386/i386.c (construct_container): Rewrite processing
23928 BLKmode with X86_64_SSE_CLASS.
23930 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
23933 * config/i386/i386.md: Replace simplify_replace_rtx with
23934 replace_rtx in the new peephole2.
23936 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
23938 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
23939 loop unrolling do not happen at -O2.
23941 2009-02-12 Michael Matz <matz@suse.de>
23943 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
23945 2009-02-12 Jakub Jelinek <jakub@redhat.com>
23947 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
23950 2009-02-12 Ben Elliston <bje@au.ibm.com>
23952 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
23953 patterns when updating the back chain. Missed in the 2009-02-10
23956 2009-02-11 Janis Johnson <janis187@us.ibm.com>
23958 * doc/extend.texi (Decimal Floating Types): Update identifier of
23959 draft TR and list of missing support.
23961 2009-02-11 Jakub Jelinek <jakub@redhat.com>
23963 PR middle-end/39154
23964 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
23965 bit to variable length decl's flags, add it also to its
23966 pointer replacement variable.
23968 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
23969 Jakub Jelinek <jakub@redhat.com>
23972 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
23973 (memory_blockage): New expander.
23974 (*memory_blockage): New insn pattern.
23975 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
23976 instead of general blockage at the end of function prologue when
23977 frame pointer is used to access red zone area. Do not emit blockage
23978 when profiling, it is emitted in generic code.
23979 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
23980 function epilogue when frame pointer is used to access red zone area.
23982 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
23985 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
23986 by arithmetic with memory operands.
23987 * config/i386/predicates.md (commutative_operator): New.
23989 2009-02-10 Janis Johnson <janis187@us.ibm.com>
23991 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
23994 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
23996 * alias.h (record_alias_subset): Declare.
23997 * alias.c (record_alias_subset): Make global.
23999 2009-02-10 Nick Clifton <nickc@redhat.com>
24001 * tree-parloops.c: Change license to GPLv3.
24002 * ipa-struct-reorg.c: Change license to GPLv3.
24003 * ipa-struct-reorg.h: Change license to GPLv3.
24005 2009-02-10 Steve Ellcey <sje@cup.hp.com>
24008 * c-decl.c (start_struct): Return NULL on error.
24010 2009-02-10 Jakub Jelinek <jakub@redhat.com>
24012 PR middle-end/39124
24013 * cfgloopmanip.c (remove_path): Call remove_bbs after
24014 cancel_loop_tree, not before it.
24017 * function.h (struct function): Add has_local_explicit_reg_vars bit.
24018 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
24019 VAR_DECLs were seen.
24020 * tree-ssa-live.c (remove_unused_locals): Recompute
24021 cfun->has_local_explicit_reg_vars.
24022 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
24023 copies or clearings if cfun->has_local_explicit_reg_vars.
24025 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
24028 * config/i386/i386.c (expand_prologue): Emit blockage at the end
24029 of function prologue when frame pointer is used to access
24032 2009-02-10 Richard Guenther <rguenther@suse.de>
24034 PR middle-end/39127
24035 * gimplify.c (gimple_regimplify_operands): Always look if
24036 we need to create a temporary.
24038 2009-02-10 Richard Guenther <rguenther@suse.de>
24040 PR tree-optimization/39132
24041 * tree-loop-distribution.c (todo): New global var.
24042 (generate_memset_zero): Trigger TODO_rebuild_alias.
24043 (tree_loop_distribution): Return todo.
24045 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
24048 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
24049 (x86_64_reg_class_name): Removed.
24050 (classify_argument): Return 0 if bytes > 32. Return 0 if the
24051 first one isn't X86_64_SSE_CLASS or any other ones aren't
24052 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
24053 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
24054 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
24055 and 3 X86_64_SSEUP_CLASS.
24056 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
24057 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
24059 2009-02-10 Ben Elliston <bje@au.ibm.com>
24061 * config/rs6000/rs6000.md (allocate_stack): Always use an update
24062 form instruction to update the stack back chain word, even if the
24063 user has disabled the generation of update instructions.
24064 (movdi_<mode>_update_stack): New.
24065 (movsi_update_stack): Likewise.
24066 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
24067 always use an update form instruction to update the stack back
24070 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
24072 PR middle-end/38953
24073 * graphite.c (if_region_set_false_region): After moving a region in
24074 the false branch of a condition, remove the empty dummy basic block.
24075 (gloog): Remove wrong fix for PR38953.
24077 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24079 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
24080 generation due to implicit sign extension.
24082 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
24084 PR middle-end/38981
24085 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
24086 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
24088 2009-02-09 Richard Guenther <rguenther@suse.de>
24090 PR middle-end/35202
24091 * convert.c (convert_to_real): Disable (float)fn((double)x)
24092 to fnf(x) conversion if errno differences may occur and
24093 -fmath-errno is set.
24095 2009-02-07 Anatoly Sokolov <aesok@post.ru>
24097 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
24098 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24099 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24101 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24104 * c-common.c (handle_alias_attribute): Disallow attribute for
24105 anything not a FUNCTION_DECL or VAR_DECL.
24107 2009-02-06 Janis Johnson <janis187@us.ibm.com>
24110 * real.c (do_compare): Special-case compare of zero against
24111 decimal float value.
24113 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24116 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
24117 as indicating flexible array members unless the field itself is
24118 being declarared as the incomplete array.
24120 2009-02-06 Jan Hubicka <jh@suse.cz>
24122 PR tree-optimization/38844
24123 * ipa-inline.c (try_inline): Stop inlining recursion when edge
24124 is already inlined.
24126 2009-02-06 Richard Guenther <rguenther@suse.de>
24128 PR middle-end/38977
24129 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
24130 fork because we may expand it as __gcov_fork.
24132 2009-02-06 Nick Clifton <nickc@redhat.com>
24134 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
24136 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
24138 PR tree-optimization/35659
24139 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
24140 vn_phi_eq): Shortcut if hashcode does not match.
24141 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
24143 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
24144 and avoid iterative_hash_expr.
24145 (FOR_EACH_VALUE_ID_IN_SET): New.
24146 (value_id_compare): Remove.
24147 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
24148 sort expressions by value id.
24150 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
24153 * config/sh/predicates.md (general_movsrc_operand): Don't check
24154 the subreg of system registers here.
24156 2009-02-05 Jakub Jelinek <jakub@redhat.com>
24159 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
24160 on the copied decl.
24162 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
24164 PR rtl-optimization/39110
24165 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
24166 addresses, not aligned ones.
24168 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
24169 Richard Guenther <rguenther@suse.de>
24171 PR tree-optimization/39100
24172 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
24173 comment says and add edges.
24175 2009-02-05 Joseph Myers <joseph@codesourcery.com>
24178 * c-common.c (handle_tls_model_attribute): Ignore attribute for
24179 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
24181 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
24183 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
24184 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
24185 register_bb_in_sese, new_sese, free_sese): Moved.
24186 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
24187 outermost_loop_in_scop, build_scop_iteration_domain,
24188 expand_scalar_variables_ssa_name, get_vdef_before_scop,
24189 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
24190 Use loop_in_sese_p instead of loop_in_scop_p.
24191 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
24192 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
24193 (scopdet_basic_block_info): Fix bug in scop detection.
24194 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
24195 eq_loop_to_cloog_loop): Remove.
24196 (nb_loops_around_loop_in_scop, nb_loop
24197 ref_nb_loops): Moved here...
24198 * graphite.h (ref_nb_loops): ... from here.
24199 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
24200 (loop_domain_dim, loop_iteration_vector_dim): Remove.
24201 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
24202 * testsuite/gcc.dg/graphite/scop-19.c: New
24204 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
24205 Hans-Peter Nilsson <hp@axis.com>
24207 PR rtl-optimization/37889
24208 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
24209 Move offset handling from PLUS to before the switch. Use new
24210 arguments when considering SYMBOL_REFs too.
24211 (rtx_addr_can_trap_p): Pass dummy offset and size.
24212 (enum may_trap_p_flags): Remove.
24213 (may_trap_p_1): Pass size from MEM_SIZE.
24215 PR rtl-optimization/38921
24216 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
24217 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
24218 * rtlanal.c (may_trap_after_code_motion_p): Delete.
24219 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
24221 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
24223 AVX Programming Reference (January, 2009)
24224 * config/i386/sse.md (*vpclmulqdq): New.
24226 2009-02-04 Jakub Jelinek <jakub@redhat.com>
24228 PR tree-optimization/38977
24229 PR gcov-profile/38292
24230 * calls.c (special_function_p): Disregard __builtin_ prefix.
24232 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
24234 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
24235 non-indexable addresses even before reload.
24237 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24240 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
24241 as having variable size. Do not give an error for unnamed
24242 parameters with [*] declarators. Give a warning for type names
24243 with [*] declarators and mark them as variable size.
24244 * c-parser.c (c_parser_sizeof_expression): Do not give an error
24245 for sizeof applied to [*] type names.
24247 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24250 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
24252 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24254 * gcc.c (process_command): Update copyright notice dates.
24255 * gcov.c (print_version): Likewise.
24256 * gcov-dump.c (print_version): Likewise.
24257 * mips-tfile.c (main): Likewise.
24258 * mips-tdump.c (main): Likewise.
24260 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24263 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
24264 for composite type involving a zero-length array type.
24266 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24269 * function.c (match_asm_constraints_1): Skip over
24270 initial optional % in the constraint.
24272 PR inline-asm/39059
24273 * c-parser.c (c_parser_postfix_expression): If fixed point is not
24274 supported, don't accept FIXED_CSTs.
24275 * c-decl.c (finish_declspecs): Error if fixed point is not supported
24276 and _Sat is used without _Fract/_Accum. Set specs->type to
24277 integer_type_node for cts_fract/cts_accum if fixed point is not
24280 2009-02-02 Catherine Moore <clm@codesourcery.com>
24282 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
24284 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
24286 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
24287 (ABI_HAS_64BIT_SYMBOLS): Use it.
24288 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
24290 2009-02-02 Paul Brook <paul@codesourcery.com>
24292 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
24294 2009-02-02 Jakub Jelinek <jakub@redhat.com>
24296 PR inline-asm/39058
24297 * recog.h (asm_operand_ok): Add constraints argument.
24298 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
24299 recurse on matching constraint.
24300 (check_asm_operands): Pass constraints as 3rd argument to
24301 asm_operand_ok. Don't look up matching constraint here.
24302 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
24305 2009-02-02 Ben Elliston <bje@au.ibm.com>
24307 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
24308 TARGET_NARROW_VOLATILE_BITFIELD macro names.
24310 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24312 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
24313 information. Remove some obsolete information. Reorganize.
24315 * config/pa/fptr.c: Revert license to GPL 2.
24316 * config/pa/milli64.S: Likewise.
24318 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24321 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
24322 LIBRARY name in, instead of hard-coding it.
24323 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
24324 extra target make frag to tmake_files according to EH model.
24325 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24326 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
24327 frags that define makefile variable EH_MODEL appropriately.
24328 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
24329 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
24330 to "-sjlj" according to type of EH configured.
24331 (LIBGCC_SONAME): Concatenate it to shared library base name.
24332 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
24333 to "_sjlj" according to type of EH configured.
24334 (LIBGCC_SONAME): Concatenate it to shared library base name.
24335 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
24336 (SHLIB_LINK): Add missing semicolon to if-else construct.
24337 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24338 string value of "pe_dll" command-line option.
24339 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
24340 (SHLIB_SONAME): Use it when overriding t-cygming default.
24341 (SHLIB_IMPLIB): Override t-cygming default.
24342 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24343 string value of "pe_dll" command-line option.
24345 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24348 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
24349 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
24351 2009-01-31 Richard Guenther <rguenther@suse.de>
24353 PR tree-optimization/38937
24354 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
24355 computing the transitive closure.
24357 2009-01-30 Richard Guenther <rguenther@suse.de>
24359 PR tree-optimization/39041
24360 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24361 Propagate variable indices only if the types match for this stmt.
24363 2009-01-30 Jakub Jelinek <jakub@redhat.com>
24366 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
24367 inline but never defined.
24369 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
24371 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
24372 (*insv_h_di_reg_extimm): New insn.
24373 (*insv_l<mode>_reg_extimm): New insn.
24375 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24377 * config/picochip/picochip.c (flag_conserve_stack): set
24378 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
24379 fconserve-stack. Reduce call-overhead used by inliner.
24381 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24384 * common.opt (flag_conserve_stack): Initialised to zero.
24386 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
24389 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
24390 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
24393 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
24395 * ira-color.c (allocno_reload_assign): Update comments.
24396 * regmove.c (regmove_optimize): Likewise.
24400 2009-01-29 Robert Millan <rmh@aybabtu.com>
24402 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
24403 * config/i386/kopensolaris-gnu.h: New file. Undefine
24404 `MD_UNWIND_SUPPORT'.
24405 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
24407 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
24409 PR tree-optimization/39007
24410 * tree-loop-distribution.c (generate_builtin): Use
24411 recompute_dominator to compute the immediate dominator of the
24412 basic block just after the loop.
24414 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
24416 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
24417 (ASM_OUTPUT_DWARF_PCREL): Define.
24419 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
24421 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
24422 * doc/passes.texi: Remove entries about regclass, local-alloc, and
24423 global. Modify entries about regmove and IRA.
24425 * ra-conflict.c: Remove the file.
24427 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
24429 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
24430 (pass_regclass_init): Rename to pass_reginfo_init.
24432 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
24434 * toplev.h (flag_ira): Remove.
24436 * caller-save.c (setup_save_areas): Remove flag_ira.
24438 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
24440 * global.c: Remove the file.
24442 * opts.c (decode_options): Remove flag_ira.
24444 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
24446 * regmove.c: Modify file description.
24447 (find_use_as_address, try_auto_increment): Define them only if
24448 AUTO_INC_DEC is defined.
24449 (replacement_quality, replace_in_call_usage, fixup_match_1,
24450 stable_and_no_regs_but_for_p): Remove.
24451 (reg_set_in_bb): Make it static.
24452 (regmove_optimize): Remove flag_ira and code which worked for
24455 * local-alloc.c: Remove the file.
24457 * common.opt (fira): Remove.
24459 * ira.c: Include except.h.
24460 (eliminable_regset): Move from global.c.
24461 (mark_elimination): Ditto. Remove flag_ira.
24462 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
24463 equiv_mem_modified, validate_equiv_mem_from_store,
24464 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
24465 contains_replace_regs, memref_referenced_p, memref_used_between_p,
24466 no_equiv, recorded_label_ref): Move from local-alloc.c.
24467 (update_equiv_regs): Ditto. Make it static.
24468 (print_insn_chain, print_insn_chains): Move it from global.c.
24469 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
24470 (build_insn_chain): Ditto. Make it static.
24471 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
24472 Rename to init_live_subregs.
24473 (gate_ira): Remove flag_ira.
24475 * regclass.c: Rename reginfo.c. Change file description.
24476 (FORBIDDEN_INC_DEC_CLASSES): Remove.
24477 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
24478 (init_reg_sets_1): Remove code for evaluation of
24479 reg_class_superclasses and losing_caller_save_reg_set.
24480 (init_regs): Remove init_reg_autoinc.
24481 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
24482 ok_for_base_p_nonstrict): Remove.
24483 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
24484 (pass_regclass_init): Rename to pass_reginfo_init. Modify
24485 corresponding entries.
24486 (dump_regclass, record_operand_costs, scan_one_insn,
24487 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
24488 record_address_regs, auto_inc_dec_reg_p): Remove.
24489 (gt-regclass.h): Rename to gt-reginfo.h.
24491 * rtl.h (dump_global_regs, retry_global_alloc,
24492 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
24494 * Makefile.in (RA_H): Remove.
24495 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
24496 Rename regclass.o to reginfo.o.
24497 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
24499 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
24500 (GTFILES): Rename regclass.c to reginfo.c.
24502 * passes.c (init_optimization_passes): Remove pass_local_alloc and
24503 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
24505 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
24506 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
24508 (finish_spills): Ditto. Remove code for !flag_ira.
24510 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
24512 PR middle-end/35854
24513 * doc/invoke.texi (rtl debug options): Complete rewrite.
24514 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
24516 * mode-switching.c (pass_mode_switching): Rename pass from
24517 "mode-sw" to "mode_sw".
24518 * except.c (pass_convert_to_eh_ranges): Rename pass from
24519 "eh-ranges" to "eh_ranges".
24520 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
24524 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
24525 Alexander Monakov <amonakov@ispras.ru>
24527 PR middle-end/38857
24528 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
24530 (move_exprs_to_boundary): Change return type and pass through
24531 should_move from move_op. Relax assert. Update usage ...
24532 (schedule_expr_on_boundary): ... here. Use should_move instead of
24534 (move_op_orig_expr_found): Indicate that insn was disconnected from
24536 (code_motion_process_successors): Do not call after_merge_succs
24537 callback if original expression was not found when traversing any of
24539 (code_motion_path_driver): Change return type. Update prototype.
24540 (move_op): Update comment. Add a new parameter (should_move). Update
24541 prototype. Set *should_move based on indication provided by
24542 move_op_orig_expr_found.
24544 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
24546 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
24547 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
24548 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
24549 * config/rs6000/rs6000.c (rs6000_override_options): Default
24550 avoid-indexed-addresses on for Power6, off for everything else.
24551 (avoiding_indexed_address_p): New function.
24552 (rs6000_legitimize_address): Use it.
24553 (rs6000_legitimate_address): Likewise.
24554 * config/rs6000/rs6000.md (movXX_updateX): Likewise
24556 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
24558 PR tree-optimization/38997
24559 * tree-loop-distribution.c (generate_memset_zero): Use
24560 POINTER_PLUS_EXPR for a pointer addition.
24562 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
24564 * config/s390/s390.md (bswap<mode>2): New pattern added.
24566 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24568 * config/s390/s390.md (*tls_load_31): Added type attribute.
24570 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24572 * config/s390/s390.md: Fix a few comments.
24574 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24576 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
24577 (*tm<mode>_full): Fixed z10prop attribute.
24578 (*tst<mode>_extimm): Fixed z10prop attribute.
24579 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
24580 (*tstqiCCT_cconly): Fixed z10prop attribute.
24581 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
24582 (*movsi_larl): Fixed z10prop attribute.
24583 (*movsi_zarch): Fixed z10prop attribute.
24584 (*movsi_eas): Fixed z10prop attribute.
24585 (*movhi): Fixed z10prop attribute.
24586 (*movqi): Fixed z10prop attribute.
24587 (*movstrictqi): Fixed z10prop attribute.
24588 (*mov<mode>): Fixed z10prop attribute.
24589 (*movcc): Fixed z10prop attribute.
24590 (*sethighpartdi_64): Fixed z10prop attribute.
24591 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
24592 (*negdi2_sign_cc): Fixed z10prop attribute.
24593 (*negdi2_sign): Fixed z10prop attribute.
24594 (*absdi2_sign_cc): Fixed z10prop attribute.
24595 (*absdi2_sign): Fixed z10prop attribute.
24596 (*negabsdi2_sign_cc): Fixed z10prop attribute.
24597 (*negabsdi2_sign): Fixed z10prop attribute.
24598 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
24599 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
24600 (doloop_si64): Fixed z10prop attribute.
24601 (doloop_si31): Fixed z10prop attribute.
24602 (doloop_long): Fixed z10prop attribute.
24603 (indirect_jump): Fixed z10prop attribute.
24604 (nop): Fixed z10prop attribute.
24605 (main_base_64): Fixed z10prop attribute.
24606 (reload_base_64): Fixed z10prop attribute.
24608 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24610 PR rtl-optimization/38740
24611 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
24613 * config/mips/mips.c (mips_reorg): Likewise.
24615 2009-01-28 Richard Guenther <rguenther@suse.de>
24617 PR tree-optimization/38926
24618 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
24619 with the correct value id to a value.
24620 (do_regular_insertion): Use the value number of edoubleprime
24621 for the value number of the expr.
24624 2008-08-21 Richard Guenther <rguenther@suse.de>
24626 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
24627 a PHI ask VN if it is already available.
24628 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
24629 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
24631 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24633 PR middle-end/38934
24634 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
24635 set to varying whenever max has TREE_OVERFLOW set, similarly
24636 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
24638 2009-01-28 Richard Guenther <rguenther@suse.de>
24640 PR middle-end/38908
24641 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
24642 uninitialized aggregate uses in call arguments.
24644 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
24646 PR tree-optimization/38984
24647 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
24648 the nothing_id variable if -fno-delete-null-pointer-checks.
24650 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
24653 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
24654 (set_got_offset_rex64): Ditto.
24656 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
24659 * doc/extend.texi: Improve local variable with asm reg.
24661 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
24663 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
24664 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
24665 was not supplied then set warn_packed_bitfield_compat to the
24666 default value of 1.
24667 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
24670 2009-01-27 Richard Guenther <rguenther@suse.de>
24672 PR tree-optimization/38503
24673 * cfgexpand.c (expand_gimple_basic_block): Ignore
24674 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
24675 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
24676 variables that cannot have TBAA applied.
24677 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
24680 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
24682 PR middle-end/38969
24683 * calls.c (initialize_argument_information): Do not wrap complex
24684 arguments in SAVE_EXPR.
24686 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
24688 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
24689 (INSTALL_LIBGCC): Revert typo commit.
24691 2009-01-26 Richard Guenther <rguenther@suse.de>
24693 PR tree-optimization/38745
24694 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
24695 from special handling.
24697 2009-01-26 Richard Guenther <rguenther@suse.de>
24699 PR tree-optimization/38745
24700 * tree-ssa.c (execute_update_addresses_taken): Do not include
24701 variables that cannot possibly be a register in not_reg_needs.
24702 Do not clear TREE_ADDRESSABLE on vars that may not become
24704 * tree-ssa.c (update_alias_info_1): Include those in the set
24705 of addressable vars.
24707 2009-01-26 Richard Guenther <rguenther@suse.de>
24709 PR middle-end/38851
24710 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
24711 * tree-ssa-dse.c: Include langhooks.h
24712 (execute_simple_dse): Remove stores with zero size.
24714 2009-01-24 Jakub Jelinek <jakub@redhat.com>
24717 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
24720 2009-01-24 Julian Brown <julian@codesourcery.com>
24722 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
24723 config/arm/linux-atomic.c.
24724 * config/arm/linux-atomic.c: New.
24726 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
24728 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
24729 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
24730 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
24732 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
24735 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
24738 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
24740 PR tree-optimization/38953
24741 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
24742 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
24743 (gloog): Split the exit of the scop when the scop exit is a loop exit.
24744 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
24747 2009-01-24 Paul Brook <paul@codesourcery.com>
24749 * config/arm/neon.md (neon_type): Move to arm.md.
24750 (neon_mov<VSTRUCT>): Add neon_type attribute.
24751 * config/arm/arm.md (neon_type): Move to here.
24752 (conds): Add "unconditioal" and use as default for NEON insns.
24754 2009-01-24 Ben Elliston <bje@au.ibm.com>
24756 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
24757 void *' warning from -Wc++-compat.
24758 * Makefile.in (dominance.o-warn): Remove.
24760 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
24762 PR tree-optimization/38932
24763 * fold-const.c (fold_unary_ignore_overflow): New.
24764 * tree.h (fold_unary_ignore_overflow): Declare.
24765 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
24766 * tree-ssa-sccvn.c (visit_reference_op_load,
24767 simplify_unary_expression): Likewise.
24769 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
24771 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
24772 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
24773 regardless of their type.
24774 * c-common.c (handle_packed_attribute): Don't ignore packed on
24776 * c.opt (Wpacked-bitfield-compat): New warning option.
24777 * stor-layout.c (place_field): Warn if offset of a field changed.
24778 * doc/extend.texi (packed): Mention the ABI change.
24779 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
24780 (Warning Options): Add it to the list.
24782 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
24784 * c-opts.c (c_common_post_options): Fix a typo in comments.
24786 2009-01-22 Steve Ellcey <sje@cup.hp.com>
24788 PR middle-end/38615
24789 * gimplify.c (gimplify_init_constructor): Fix promotion of const
24790 variables to static.
24791 * doc/invoke.texi (-fmerge-all-constants): Update description.
24793 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
24796 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
24797 (*movdi_1_rex64): Use type "mmx" for alternative 5.
24799 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
24801 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
24803 (LOCAL_ALIGNMENT): Similarly.
24805 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24806 Joseph Myers <joseph@codesourcery.com>
24808 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
24809 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
24810 * config/arm/arm-tune.md: Regenerate.
24811 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
24814 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24816 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
24817 version number to five.
24819 2009-01-22 Dodji Seketeli <dodji@redhat.com>
24822 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
24823 * c-common.c (set_underlying_type): Likewise.
24824 (is_typedef_decl ): Likewise
24826 (set_underlying_type): Likewise.
24827 (is_typedef_type): Likewise.
24829 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
24831 PR middle-end/38587
24832 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
24835 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
24838 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
24839 (LIBGCC_SPEC): Don't define.
24840 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
24842 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
24844 PR rtl-optimization/38879
24845 * alias.c (base_alias_check): Unaligned access via AND address can
24846 alias all surrounding object types except those with sizes equal
24847 or wider than the size of unaligned access.
24849 2009-01-21 Dodji Seketeli <dodji@redhat.com>
24852 * c-decl.c (clone_underlying_type): Move this ...
24853 * c-common.c (set_underlying_type): ... here.
24854 Also, make sure the function properly sets TYPE_STUB_DECL() on
24855 the newly created typedef variant type.
24856 (is_typedef_decl ): New entry point.
24857 * tree.h: Added a new member member_types_needing_access_check to
24858 struct tree_decl_non_common.
24859 (set_underlying_type): New entry point.
24860 (is_typedef_type): Likewise.
24862 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
24864 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
24865 Check whether two instructions have memory references that
24866 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
24867 are helper functions for traversing.
24868 * alias.h (insn_alias_sets_confilict_p): New prototypes.
24869 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
24870 not to draw dependency edge for instructions with non-conflicting
24873 2009-01-20 Joseph Myers <joseph@codesourcery.com>
24876 * longlong.h: Update copyright years. Use soft-fp license notice.
24877 Sync __clz_tab declaration with glibc.
24879 2009-01-20 Steve Ellcey <sje@cup.hp.com>
24882 * doc/extend.texi (syscall_linkage): New.
24883 (version_id): Modify.
24885 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
24886 Richard Guenther <rguenther@suse.de>
24888 PR tree-optimization/38747
24889 PR tree-optimization/38748
24890 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
24891 conversion if the base address is an indirect reference and the
24892 aliasing sets could cause issues.
24894 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24896 * common.opt (fgraphite, fgraphite-identity): Add comment for
24897 explaining why these options are not documented.
24899 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24901 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
24902 gimple_call_lhs is NULL.
24904 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
24907 * emit-rtl.c (adjust_address_1): Make sure memref is never
24910 2009-01-20 Ben Elliston <bje@au.ibm.com>
24912 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24913 const qualifier from arg parameter. Remove unnecessary cast to char *.
24914 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24915 const qualifier from arg 2.
24917 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
24919 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
24921 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
24924 * rtl.h (reinit_regs): New prototype.
24925 * regclass.c: Include ira.h.
24926 (reinit_regs): New.
24927 * Makefile.in (regclass.o): Add ira.h.
24928 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
24930 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
24933 * c-common.c (handle_aligned_attribute): Use
24934 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
24935 default alignment value.
24937 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
24939 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
24940 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
24942 * doc/extend.texi: Update __attribute__ ((aligned)). Document
24943 __BIGGEST_ALIGNMENT__.
24945 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
24947 2009-01-18 Richard Guenther <rguenther@suse.de>
24949 PR tree-optimization/38819
24950 * tree-flow.h (operation_could_trap_helper_p): Declare.
24951 * tree-eh.c (operation_could_trap_helper_p): Export.
24952 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
24953 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
24954 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
24955 are about to insert a possibly trapping instruction and fail
24958 2009-01-18 Andreas Schwab <schwab@suse.de>
24960 * doc/install.texi (Configuration): Remove obsolete paragraph
24961 about use of --with-gnu-ld with --with-gnu-as.
24963 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
24965 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
24966 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
24967 Follow spelling conventions.
24969 2009-01-18 Ben Elliston <bje@au.ibm.com>
24971 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
24972 C++ warning about implicit conversion from void * to struct
24974 (bitmap_obstack_free): Likewise for bitmap_element *.
24975 * Makefile.in (bitmap.o-warn): Remove.
24977 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
24979 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
24981 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
24982 Tobias Grosser <tobi.grosser@amd.com>
24984 * graphite.c (graphite_trans_scop_block): Do not block single
24987 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
24989 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
24990 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
24991 test with assertion.
24993 2009-01-16 Richard Guenther <rguenther@suse.de>
24995 PR tree-optimization/38835
24996 PR middle-end/36227
24997 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
24998 and INT + PTR -> (INT)(PTR p+ INT) folding.
24999 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
25001 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
25004 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
25005 the subreg from a lowpart subreg if it is also casting the value.
25007 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25008 Tobias Grosser <tobi.grosser@amd.com>
25010 * graphite.c (compare_prefix_loops): New.
25011 (build_scop_canonical_schedules): Rewritten.
25012 (graphite_transform_loops): Move build_scop_canonical_schedules
25013 after build_scop_iteration_domain.
25015 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25016 Tobias Grosser <tobi.grosser@amd.com>
25018 * graphite.c (add_conditions_to_domain): Add the loops to
25019 the dimension of the iteration domain. Do copy the domain
25020 only when it exists.
25021 (build_scop_conditions_1): Do not call add_conditions_to_domain.
25022 (add_conditions_to_constraints): New.
25023 (can_generate_code_stmt, can_generate_code): Removed.
25024 (gloog): Do not call can_generate_code.
25025 (graphite_transform_loops): Call add_conditions_to_constraints
25026 after building the iteration domain.
25028 2009-01-16 Jakub Jelinek <jakub@redhat.com>
25030 PR tree-optimization/38789
25031 * tree-ssa-threadedge.c
25032 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
25033 __builtin_constant_p.
25035 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
25037 * dce.c (delete_unmarked_insns): Reversed the order that insns are
25038 examined before deleting them.
25040 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
25042 * function.c (aggregate_value_p): Correctly extract the function
25043 type from CALL_EXPR_FN lookup.
25045 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25047 * config/picochip/picochip.c (picochip_override_options): Revert
25048 CFI asm flag disable commited previously.
25050 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
25051 Tobias Grosser <tobi.grosser@amd.com>
25052 Jan Sjodin <jan.sjodin@amd.com>
25054 * graphite.c (scan_tree_for_params): On substractions negate
25055 all the coefficients of the term.
25056 (clast_to_gcc_expression_red): New. Handle reduction expressions
25057 of more than two operands.
25058 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
25059 (get_vdef_before_scop): Handle also the case of default definitions.
25061 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
25063 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
25064 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
25065 Also use them when walking CALL_INSN_FUNCTION_USAGE.
25067 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
25068 Joey Ye <joey.ye@intel.com>
25070 PR middle-end/37843
25071 * cfgexpand.c (expand_stack_alignment): Don't update stack
25072 boundary nor check incoming stack boundary here.
25073 (gimple_expand_cfg): Update stack boundary and check incoming
25074 stack boundary here.
25076 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
25078 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
25080 2009-01-14 Jakub Jelinek <jakub@redhat.com>
25082 PR rtl-optimization/38245
25083 * calls.c (expand_call): Add stack arguments to
25084 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25085 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
25086 in regs and partially in memory or BLKmode arguments.
25087 (emit_library_call_value_1): Add stack arguments to
25088 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25089 ACCUMULATE_OUTGOING_ARGS).
25090 * dce.c: Include tm_p.h.
25091 (find_call_stack_args): New function.
25092 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
25094 (mark_insn): Call find_call_stack_args for CALL_Ps.
25095 (prescan_insns_for_dce): Walk insns backwards in bb rather than
25096 forwards. Allocate and free arg_stores bitmap if needed, pass it
25097 down to deletable_insn_p, don't mark stores set in arg_stores
25098 bitmap, clear the bitmap at the beginning of each bb.
25099 * Makefile.in (dce.o): Depend on $(TM_P_H).
25101 2009-01-14 Michael Meissner <gnu@the-meissners.org>
25104 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
25105 to make sure the insn is a conditional test (bug 22599). Reformat a
25108 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
25110 PR middle-end/38431
25111 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
25112 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
25113 (gloog): Do not call cleanup_tree_cfg.
25114 (graphite_transform_loops): Call cleanup_tree_cfg after all
25115 scops have been code generated.
25117 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
25118 * doc/gty.texi (Invoking the garbage collector): Added new node
25119 and section documenting ggc_collect.
25121 2009-01-14 Richard Guenther <rguenther@suse.de>
25123 PR tree-optimization/38826
25124 PR middle-end/38477
25125 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
25126 initialization notes only if we actually emitted a warning.
25127 (intra_create_variable_infos): Add constraints for a result decl
25128 that is passed by hidden reference.
25129 (build_pred_graph): Mark all related variables non-direct on
25132 2009-01-14 Nick Clifton <nickc@redhat.com>
25134 * ira-conflicts.c: Include addresses.h for the definition of
25136 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
25137 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
25139 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
25142 * Makefile.in (ira-lives.o): Add except.h.
25144 * ira-lives.c: Include except.h.
25145 (process_bb_node_lives): Process can_throw_internal.
25147 2009-01-13 Jakub Jelinek <jakub@redhat.com>
25149 PR rtl-optimization/38774
25150 * combine.c (simplify_set): When undoing cc_use change, don't do
25151 PUT_CODE on the newly created comparison, but instead put back the
25154 2009-01-13 Joseph Myers <joseph@codesourcery.com>
25156 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
25157 values. Remove duplicate arm8 entry.
25159 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25161 PR tree-optimization/38786
25162 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
25163 the SSA_NAME case of expand_scalar_variables_expr.
25164 Set the type of an expression to the type of its assign statement.
25165 (expand_scalar_variables_expr): Also gather the scalar computation
25166 used to index the memory access. Do not pass loop_p.
25167 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
25168 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
25169 the gimple_stmt_iterator where it inserts new code.
25170 Do not pass loop_p.
25171 (copy_bb_and_scalar_dependences): Do not pass loop_p.
25172 (translate_clast): Update call to copy_bb_and_scalar_dependences.
25174 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25176 * graphite.h (debug_value): Removed.
25177 * graphite.c (debug_value): Removed.
25179 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25181 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
25182 ldrd/strd with two 32-bit instructions.
25184 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25186 * config/arm/arm.c (struct processors): Pass for speed down into
25187 cost helper functions.
25188 (const_ok_for_op): Handle COMPARE and inequality nodes.
25189 (arm_rtx_costs_1): Rewrite.
25190 (arm_size_rtx_costs): Update prototype.
25191 (arm_rtx_costs): Pass speed down to helper functions.
25192 (arm_slowmul_rtx_costs): Rework cost calculations.
25193 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
25194 (arm_9e_rtx_costs): Likewise.
25196 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
25198 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
25199 relocations of local symbols wider than UNITS_PER_WORD are not valid.
25200 (alpha_legitimize_address): Do not split local symbols wider than
25201 UNITS_PER_WORD into HIGH/LO_SUM parts.
25203 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
25206 * gcc.c (process_command): Replace call to execvp with calls
25207 to pex_one and exit.
25209 2009-01-03 Anatoly Sokolov <aesok@post.ru>
25212 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
25213 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
25214 variant for devices with 3-byte PC.
25215 (__tablejump_elpm__): New.
25217 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25220 * c-parser.c (c_parser_postfix_expression): Allow `->' in
25221 offsetof member-designator, handle it as `[0].'.
25223 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25225 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
25226 function when not using named sections on targets with named sections
25227 if branch distance is less than 262132.
25229 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
25231 * combine.c (combine_instructions): Recompute
25232 optimize_this_for_speed_p for each BB in the main combine loop.
25234 2009-01-12 Tomas Bily <tbily@suse.cz>
25237 * tree-loop-distribution.c (prop_phis): New function.
25238 (generate_builtin): Call prop_phis.
25239 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
25241 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25243 PR tree-optimization/38807
25244 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
25245 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
25247 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
25249 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
25250 subreg of op0 to the original op0.
25252 2009-01-11 Laurent GUERBY <laurent@guerby.net>
25254 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
25256 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
25259 * mips-tfile.c (parse_def): Fix parsing of def strings
25260 starting with digits.
25262 2009-01-10 Jakub Jelinek <jakub@redhat.com>
25265 * config/arm/arm.c (arm_is_long_call_p): Don't call
25266 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
25268 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
25270 * regrename.c (regrename_optimize): Fix dumping.
25271 (find_oldest_value_reg): Preserve REG_POINTER.
25272 (copy_hardreg_forward_1): Likewise.
25274 2009-01-09 Diego Novillo <dnovillo@google.com>
25276 * gimple.h (struct gimple_statement_base) <uid>: Document
25277 the restrictions on its use.
25278 (gimple_uid): Tidy.
25279 (gimple_set_uid): Tidy.
25281 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25283 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
25284 zero guard even if align_bytes != 0 and count is smaller than
25287 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
25289 PR rtl-optimization/38495
25290 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
25291 (add_range_and_copies_from_move_list): Print all added ranges.
25292 Add ranges to memory optimized destination.
25294 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25298 * config/i386/i386.c (override_options): Reject
25299 -mstringop-strategy=rep_8byte with -m32.
25300 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
25301 to 1. Do count comparison against epilogue_size_needed at compile
25302 time even when count_exp was constant forced into register. For
25303 size_needed don't jump to epilogue, instead just avoid aligning
25304 and invoke the body algorithm. If need_zero_guard, add zero guard
25305 even if count is non-zero, but smaller than size_needed + number of
25306 bytes that could be stored for alignment.
25307 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
25308 to 1. If need_zero_guard, add zero guard even if count is non-zero,
25309 but smaller than size_needed + number of bytes that could be stored
25310 for alignment. Compare size_needed with epilogue_size_needed instead
25311 of desired_align - align, don't adjust size_needed, pass
25312 epilogue_size_needed to the epilogue expanders.
25315 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
25317 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25319 * pa.c (last_address): Change to unsigned.
25320 (update_total_code_bytes): Change argument to unsigned. Don't
25321 check if insn addresses are set.
25322 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
25323 addresses are not set.
25324 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
25326 2009-01-09 Nick Clifton <nickc@redhat.com>
25328 * config/sh/symbian.c: Replace uses of DECL_INLINE with
25329 DECL_DECLARED_INLINE_P.
25331 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25333 PR middle-end/38347
25334 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
25335 GET_MODE (op0) in operand_subword_force calls.
25337 PR middle-end/38771
25338 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
25339 fold_convert arg0 operands to TREE_TYPE (op0) first.
25341 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
25343 * params.def (ira-max-conflict-table-size): Decrease default value
25346 2009-01-08 Jakub Jelinek <jakub@redhat.com>
25348 PR tree-optimization/37031
25349 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
25351 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
25352 allocate it using gc instead of heap, use VEC_quick_push instead of
25354 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
25355 instead of heap, use VEC_quick_push instead of VEC_safe_push.
25356 * tree-data-ref.h (struct access_matrix): Change matrix to gc
25357 allocated vector from heap allocated.
25358 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
25359 * tree-loop-linear.c (linear_transform_loops): Allocate nest
25360 vector only after perfect_loop_nest_depth call.
25362 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
25363 Jan Sjodin <jan.sjodin@amd.com>
25365 PR tree-optimization/38559
25366 * graphite.c (debug_value, copy_constraint,
25367 swap_constraint_variables, scale_constraint_variable, ): New.
25368 (get_lower_bound, get_upper_bound): Removed.
25369 (graphite_trans_bb_strip_mine): Clean up this code that works
25370 only for constant number of iterations. Fully copy upper and
25371 lower bound constraints, not only the constant part of them.
25372 * graphite.h (debug_value): Declared.
25374 2009-01-08 Ira Rosen <irar@il.ibm.com>
25376 PR tree-optimization/37194
25377 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
25378 Don't add the cost of cost model guard in prologue to scalar
25379 outside cost in case of known number of iterations.
25381 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
25382 Alan Modra <amodra@bigpond.net.au>
25384 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
25385 non-word-aligned REG+CONST addressing.
25387 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25390 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
25391 free_after_compilation when outputting a thunk.
25392 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
25393 Do not call free_after_compilation here.
25395 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25397 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
25398 (ix86_valid_target_attribute_inner_p): Ditto.
25400 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
25402 PR tree-optimization/38492
25403 PR tree-optimization/38498
25404 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
25405 * tree-chrec.h (scev_is_linear_expression): Declared.
25406 * graphite.c (graphite_cannot_represent_loop_niter): New.
25407 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
25408 (graphite_loop_normal_form): Use gcc_assert.
25409 (scan_tree_for_params): Use CASE_CONVERT.
25410 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
25411 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
25412 Use gcc_assert. Discard scops that contain unhandled cases.
25413 (build_scop_conditions): Return a boolean status for unhandled cases.
25414 (strip_mine_profitable_p): Print the loop number, not its depth.
25415 (is_interchange_valid): Pass the depth of the loop nest, don't
25416 recompute it wrongly.
25417 (graphite_trans_bb_block): Same.
25418 (graphite_trans_bb_block): Print tentative of loop blocking.
25419 (graphite_trans_scop_block): Do not print that the loop has been
25421 (graphite_transform_loops): Do not handle scops that contain condition
25424 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
25426 AVX Programming Reference (December, 2008)
25427 * config/i386/avxintrin.h (_mm256_stream_si256): New.
25428 (_mm256_stream_pd): Likewise.
25429 (_mm256_stream_ps): Likewise.
25431 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
25432 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
25433 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
25434 (bdesc_special_args): Add __builtin_ia32_movntdq256,
25435 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
25436 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
25437 (ix86_expand_special_args_builtin): Likewise.
25439 * config/i386/sse.md (AVXMODEDI): New.
25440 (avx_movnt<mode>): Likewise.
25441 (avx_movnt<mode>): Likewise.
25442 (<sse>_movnt<mode>): Remove AVX support.
25443 (sse2_movntv2di): Likewise.
25445 2009-01-07 Richard Guenther <rguenther@suse.de>
25447 PR middle-end/38751
25448 * fold-const.c (extract_muldiv): Remove obsolete comment.
25449 (fold_plusminus_mult_expr): Undo MINUS_EXPR
25450 to PLUS_EXPR canonicalization for the canonicalization.
25452 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
25454 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
25455 hosted cross-compilers generating less efficient code.
25457 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25459 * function.h (rtl_data): Add a dbr_scheduled_p field.
25460 * reorg.c (dbr_schedule): Set it.
25461 (gate_handle_delay_slots): Check it.
25462 * config/mips/mips.c (mips_base_delayed_branch): Delete.
25463 (mips_reorg): Check flag_delayed_branch instead of
25464 mips_base_delayed_branch.
25465 (mips_override_options): Don't set mips_base_delayed_branch
25466 or flag_delayed_branch.
25468 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25470 PR rtl-optimization/38426.
25471 * ira.c (ira): Set current_function_is_leaf earlier.
25473 2009-01-06 Jakub Jelinek <jakub@redhat.com>
25475 PR rtl-optimization/38722
25476 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
25477 too early, only set a flag and modify after last possible
25480 2009-01-06 Janis Johnson <janis187@us.ibm.com>
25483 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
25484 * real.c (decimal_single_format): Correct values of emin and emax.
25485 (decimal_double_format): Ditto.
25486 (decimal_quad_format): Ditto.
25487 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
25488 computation of DECnn_MIN and DECnn_MAX for corrected values of
25489 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
25490 __DECnn_MIN__, and adjust its computation for the corrected value
25493 2009-01-06 Jan Hubicka <jh@suse.cz>
25496 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
25498 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
25500 * doc/contrib.texi (Contributors): Slightly adjust the end note.
25501 Add Robert Clark to the list of testers.
25503 2009-01-06 Jan Hubicka <jh@suse.cz>
25504 Kai Tietz <kai.tietz@onevision.com>
25506 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
25507 * config/i386/i386.c (ix86_expand_call): Add clobbers.
25509 2009-01-06 Jan Hubicka <jh@suse.cz>
25510 Kai Tietz <kai.tietz@onevision.com>
25512 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
25514 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
25515 (ix86_nsaved_regs): Count only general purpose regs.
25516 (ix86_nsaved_sseregs): New.
25517 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
25518 to 16 for w64; compute padding and size of sse reg save area.
25519 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
25520 general purpose regs.
25521 (ix86_emit_save_sse_regs_using_mov): New.
25522 (ix86_expand_prologue): Save SSE regs if needed.
25523 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
25524 (ix86_emit_restore_sse_regs_using_mov): New.
25525 (ix86_expand_epilogue): Save SSE regs if needed.
25527 2009-01-06 Jan Hubicka <jh@suse.cz>
25528 Kai Tietz <kai.tietz@onevision.com>
25530 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
25531 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
25532 functions when accumulate outgoing args is off.
25534 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25537 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
25538 before using pseudos_have_intersected_live_ranges_p.
25540 * ira-int.h (ira_assert): Always define.
25542 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25544 AVX Programming Reference (December, 2008)
25545 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
25546 (_mm256_permute2_pd): Likewise.
25547 (_mm_permute2_ps): Likewise.
25548 (_mm256_permute2_ps): Likewise.
25549 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
25550 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
25552 * config/i386/i386.c (ix86_builtins): Remove
25553 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
25554 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
25555 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
25556 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
25557 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
25558 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
25559 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
25560 __builtin_ia32_vpermil2ps256.
25561 (ix86_init_mmx_sse_builtins): Updated.
25562 (ix86_expand_args_builtin): Likewise.
25564 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25566 * pa.c (output_call): Relocate non-jump insns in the delay slot of
25567 long absolute calls when generating PA 2.0 code.
25569 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
25571 PR rtl-optimization/38583
25572 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
25574 * params.def (ira-max-conflict-table-size): New.
25576 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
25578 * ira.h (ira_conflicts_p): New external definition.
25580 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
25581 table. Report this. Return result of building.
25582 (ira_build_conflicts): Use ira_conflicts_p. Check result of
25583 building conflict table.
25585 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
25586 (ira_color): Use ira_conflicts_p.
25588 * global.c: Include ira.h.
25589 (pseudo_for_reload_consideration_p, build_insn_chain): Use
25592 * Makefile.in (global.o): Add ira.h.
25594 * ira-build.c (mark_all_loops_for_removal,
25595 propagate_some_info_from_allocno): New.
25596 (remove_unnecessary_allocnos): Call
25597 propagate_some_info_from_allocno.
25598 (remove_low_level_allocnos): New.
25599 (remove_unnecessary_regions): Add parameter. Call
25600 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
25601 parameter to remove_unnecessary_regions.
25602 (ira_build): Remove all regions but root if the conflict table was
25603 not built. Update conflict hard regs for allocnos crossing calls.
25605 * ira.c (ira_conflicts_p): New global.
25606 (ira): Define and use ira_conflicts_p.
25608 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25609 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
25610 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
25612 2009-01-06 Ben Elliston <bje@au.ibm.com>
25614 * gengtype-lex.l (YY_NO_INPUT): Define.
25616 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
25619 * c-common.c (handle_vector_size_attribute): Also reject
25620 BOOLEAN_TYPE types.
25622 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
25624 PR tree-optimization/38492
25625 * graphite.c (rename_map_elt, debug_rename_elt,
25626 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
25627 rename_map_elt_info, eq_rename_map_elts,
25628 get_new_name_from_old_name, bb_in_sese_p): Moved around.
25629 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
25630 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
25631 (sese_build_livein_liveouts): New.
25632 (new_sese, free_sese): New.
25633 (new_scop): Call new_sese.
25634 (free_scop): Call free_sese.
25635 (rename_variables_from_edge, rename_phis_end_scop): Removed.
25636 (register_old_new_names): Renamed register_old_and_new_names.
25637 (register_scop_liveout_renames, add_loop_exit_phis,
25638 insert_loop_close_phis, struct igp,
25639 default_liveout_before_guard, add_guard_exit_phis,
25640 insert_guard_phis, copy_renames): New.
25641 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
25642 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
25643 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
25644 (scop_adjust_phis_for_liveouts): New.
25645 (gloog): Call scop_adjust_phis_for_liveouts.
25647 * graphite.h (struct sese): Documented. Added fields liveout,
25648 num_ver and livein.
25649 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
25650 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
25651 (struct scop): Added field liveout_renames.
25652 (SCOP_LIVEOUT_RENAMES): New.
25654 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25656 PR tree-optimization/38510
25657 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
25658 (translate_clast): Call recompute_all_dominators before
25660 (gloog): Call recompute_all_dominators before graphite_verify.
25662 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25663 Jan Sjodin <jan.sjodin@amd.com>
25665 PR tree-optimization/38500
25666 * graphite.c (create_sese_edges): Call fix_loop_structure after
25669 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25671 * config.gcc: Add m32r*-*-rtems*.
25672 * config/m32r/rtems.h: New file.
25674 2009-01-05 Ben Elliston <bje@au.ibm.com>
25676 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
25677 (.po.pox): Likewise.
25678 (po/gcc.pot): Likewise.
25680 2009-01-04 David S. Miller <davem@davemloft.net>
25682 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
25683 (STARTING_FRAME_OFFSET): Always set to zero.
25685 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25687 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
25688 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
25689 fixed-point types, and vectors of the same.
25691 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25693 * config/mips/sync.md (*mb_barrier): Rename to...
25694 (*memory_barrier): ...this.
25696 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
25698 * doc/extend.texi (Function Attributes): Move @cindex after @item
25699 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
25700 and put in alphabetical order. Fix 'target' name and put in order.
25701 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
25704 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
25706 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
25707 (memory_barrier): Expand as unspec instead of unspec_volatile.
25708 Remove mem:BLK from insn operands. Use Pmode scratch register.
25709 (*memory_barrier): Define as unspec instead of unspec_volatile.
25710 Use (match_dup 0) as input operand.
25712 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
25713 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
25714 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
25715 scratch register. Remove operand 1.
25716 (*stbar): Define as unspec instead of unspec_volatile.
25717 Use (match_dup 0) as input operand, remove (const_int 8).
25718 (*membar): Define as unspec instead of unspec_volatile.
25719 Use (match_dup 0) as input operand, remove input operand 2.
25721 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
25722 (memory_barrier): Expand as unspec instead of unspec_volatile.
25723 Remove mem:BLK from insn operands. Use Pmode scratch register.
25724 (*memory_barrier): Define as unspec instead of unspec_volatile.
25725 Use (match_dup 0) as input operand.
25727 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
25728 Remove mem:BLK from insn operands. Use Pmode scratch register.
25729 Set volatile flag on operand 0.
25730 (*memory_barrier): New insn pattern.
25732 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
25734 (*memory_barrier): Use (match_dup 0) as input operand.
25736 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
25737 Remove mem:BLK from insn operands. Use Pmode scratch register.
25738 Set volatile flag on operand 0.
25739 (*mb_internal): New insn pattern.
25741 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
25743 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25745 PR middle-end/38586
25746 * function.c (struct temp_slot): Move to the section of the file
25747 that deals with temp slots. Remove field 'address'.
25748 (temp_slot_address_table): New hash table of address -> temp slot.
25749 (struct temp_slot_address_entry): New struct, items for the table.
25750 (temp_slot_address_compute_hash, temp_slot_address_hash,
25751 temp_slot_address_eq, insert_temp_slot_address): Support functions
25753 (find_temp_slot_from_address): Rewrite to use the new hash table.
25754 (remove_unused_temp_slot_addresses): Remove addresses of temp
25755 slots that have been made available.
25756 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
25757 worker function for remove_unused_temp_slot_addresses.
25758 (assign_stack_temp_for_type): Don't clear the temp slot address list.
25759 Add the temp slot address to the address -> temp slot map.
25760 (update_temp_slot_address): Update via insert_temp_slot_address.
25761 (free_temp_slots): Call remove_unused_temp_slot_addresses.
25762 (pop_temp_slots): Likewise.
25763 (init_temp_slots): Allocate the address -> temp slot map, or empty
25764 the map if it is already allocated.
25765 (prepare_function_start): Initialize temp slot processing.
25767 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25769 PR middle-end/38584
25770 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
25771 Calculate the size of all stack vars assuming no packing of stack
25772 vars will happen, replacing a quadratic algorithm with a linear one.
25774 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25777 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
25780 2009-01-03 Diego Novillo <dnovillo@google.com>
25782 * doc/contrib.texi: Update contributions.
25784 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25787 * builtins.c (fold_builtin_memory_op): Give up if either operand
25788 is volatile. Set srctype or desttype to non-qualified version
25792 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
25793 and FUNCTION_DECLs.
25795 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
25797 PR rtl-optimization/35805
25798 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
25799 problem if fast dce is able to remove any instructions.
25800 * dce.c (dce_process_block): Fix dump message.
25802 2009-01-02 Mark Mitchell <mark@codesourcery.com>
25805 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
25807 2009-01-02 Jakub Jelinek <jakub@redhat.com>
25809 PR middle-end/38690
25810 * tree-flow.h (op_code_prio, op_prio): New prototypes.
25811 * tree-pretty-print.c (op_code_prio): New function.
25812 (op_prio): No longer static. Use op_code_prio.
25813 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
25814 Use op_prio and op_code_prio to determine if () should be
25815 printed around operand(s) or not.
25817 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
25818 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
25819 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
25820 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
25821 pp_character instead of pp_string for single letter printing.
25823 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
25825 * doc/extend.texi: Fix '#pragma GCC option' typo.
25827 2009-01-02 Richard Guenther <rguenther@suse.de>
25829 * doc/install.texi (--enable-checking): Mention different
25830 default for stage1.
25831 (--enable-stage1-checking): Document.
25833 2009-01-01 Andrew Pinski <pinskia@gmail.com>
25835 PR middle-end/30142
25836 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
25837 case to be an error.
25839 2009-01-02 Ben Elliston <bje@au.ibm.com>
25841 * config/fp-bit.h (pack_d): Constify argument.
25842 * config/fp-bit.c (makenan): Constify return type. Remove casts.
25843 (isnan): Constify argument.
25845 (iszero): Likewise.
25846 (pack_d): Likewise.
25847 (_fpadd_parts): Constify return type.
25848 (_fpmul_parts): Likewise.
25849 (_fpdiv_parts): Likewise.
25851 2009-01-01 Jakub Jelinek <jakub@redhat.com>
25854 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
25855 warn about overwriting initializer with side-effects or
25856 -Woverride-init if !IMPLICIT.
25857 (output_init_element): Likewise. Pass IMPLICIT down to
25859 (process_init_element): Add IMPLICIT argument. Pass it down
25860 to output_init_element.
25861 (push_init_element, pop_init_level, set_designator): Adjust
25862 process_init_element callers.
25863 (set_nonincremental_init, set_nonincremental_init_from_string):
25864 Adjust add_pending_init callers.
25865 (output_pending_init_elements): Adjust output_init_element callers.
25866 * c-tree.h (process_init_element): Adjust prototype.
25867 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
25868 process_init_element callers.
25871 Copyright (C) 2009 Free Software Foundation, Inc.
25873 Copying and distribution of this file, with or without modification,
25874 are permitted in any medium without royalty provided the copyright
25875 notice and this notice are preserved.