1 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3 * stor-layout.c (set_sizetype): Avoid useless type copy.
5 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
7 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
9 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
10 * configure, config.in: Regenerate.
11 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
13 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
14 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
15 for global data if the output could be used in a shared library.
16 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
17 to 0 if TARGET_WRITABLE_EH_FRAME.
19 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
21 PR rtl-optimization/39886
22 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
23 just when insn is equal to BB_END (bb).
25 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
27 * config/mips/mips.opt (mrelax-pic-calls): New option.
28 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
30 (mips_unspec_call): Change "unspec_call" expander into this.
31 (mips_strip_unspec_call): New function.
32 (mips_got_load): Call mips_unspec_call instead of
33 gen_unspec_call<mode>.
34 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
36 (mips_cfg_in_reorg): New function.
37 (mips16_lay_out_constants): Use it to decide whether to call
38 CFG-aware insn splitting.
39 (r10k_insert_cache_barriers): Move CFG set-up code from here to
40 mips_reorg. Move DF set-up code from here ...
41 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
43 (mips_reorg): Call mips_df_reorg instead of
44 r10k_insert_cache_barriers. Move CFG set-up code here from
45 r10k_insert_cache_barriers.
46 (mips_call_expr_from_insn): New function.
47 (mips_pic_call_symbol_from_set): Likewise.
48 (mips_find_pic_call_symbol): Likewise.
49 (mips_annotate_pic_call_expr): Likewise.
50 (mips_get_pic_call_symbol): Likewise.
51 (mips_annotate_pic_calls): Likewise.
52 (mips_override_options): Disable -mrelax-pic-calls unless PIC
54 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
55 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
56 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
58 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
59 (unspec_call<mode>): Remove it.
60 (sibcall_internal, sibcall_value_internal,
61 sibcall_value_multiple_internal, call_internal, call_split,
62 call_value_internal, call_value_split,
63 call_value_multiple_internal, call_value_multiple_split): Pass
64 SIZE_OPNO to MIPS_CALL.
65 (call_internal_direct, call_direct_split,
66 call_value_internal_direct, call_value_direct_split): Pass -1 as
67 SIZE_OPNO to MIPS_CALL.
68 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
69 * configure: Regenerate.
70 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
71 and -mno-relax-pic-calls.
72 (MIPS Options): Document -mrelax-pic-calls
73 and -mno-relax-pic-calls.
75 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
78 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
79 in the directory this rule is called from, rather than the
80 toplevel 'gcc' directory, to fix in-tree build.
82 2009-09-19 Chris Demetriou <cgd@google.com>
84 PR preprocessor/28435:
85 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
86 to cpplib that the preprocessor output is needed.
88 2009-09-19 Jakub Jelinek <jakub@redhat.com>
90 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
91 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
92 *return_and_restore_fpregs_<mode>,
93 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
96 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
97 instead of assuming it has always a REG inside of it.
99 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
101 * config/freebsd.h: Update comment on types.
104 2009-09-18 Jason Merrill <jason@redhat.com>
106 * c.opt: Add -fno-deduce-init-list.
108 2009-09-18 Neil Vachharajani <nvachhar@google.com>
110 * value-prof.c (interesting_stringop_to_profile_p): Added output
111 argument to indicate which parameter is the size parameter.
112 * value-prof.c (gimple_stringop_fixed_value): Use
113 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
114 * value-prof.c (gimple_stringops_transform): Update call sites to
115 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
116 * testsuite/gcc.dg/tree-prof/val-prof-7.c: Added test case.
118 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
121 From David Binderman <dcb314@hotmail.com>:
122 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
123 local variable f. Remove stale comments.
124 (ix86_compute_frame_layout): Remove useless local variable total_size.
126 (legitimate_address_p): Remove useless local variables
127 reason_rtx and reason.
128 (ix86_split_copysign_const): Remove useless local variable op1.
129 (scale_counter): Remove useless local variable piece_size_mask.
131 2009-09-18 Jakub Jelinek <jakub@redhat.com>
133 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
136 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
139 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
141 2009-09-17 Jakub Jelinek <jakub@redhat.com>
143 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
146 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
148 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
149 DW_OP_implicit_value even without dwarf_version 4.
151 2009-09-17 Jan Hubicka <jh@suse.cz>
153 * dwarf2out.c: Include tree-pass.h and gimple.h.
154 (loc_list_plus_const): New function.
155 (loc_descriptor_from_tree_1): Rename to ...
156 (loc_descriptor_from_tree): ... remove original.
157 (loc_list_from_tree): New function.
158 (add_AT_location_description): Accept location list.
159 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
160 (concatn_mem_loc_descriptor): Remove.
161 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
163 (secname_for_decl): Move up.
164 (hidden_reference_p): New function; break out from ...
165 (loc_by_refernece): ... here; move up.
166 (dw_loc_list): New function.
167 (single_element_loc_list): New function.
168 (single_element_loc_list_p): New function.
169 (add_loc_descr_to_each): New function.
170 (add_loc_list): New function.
171 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
172 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
173 add diagnostics why expansion failed.
174 (add_location_or_const_value_attribute): Support location lists.
175 (add_bound_info): Likewise.
176 (descr_info_loc): Update call of loc_descriptor_from_tree.
177 (gen_variable_die): Work on location lists.
178 * final.c (pass_final): Add dump file.
179 * Makefile.in (dwarf2out.o): Add new dependencies.
181 2009-09-17 Janis Johnson <janis187@us.ibm.com>
184 * real.c decimal_from_integer, decimal_integer_string): New.
185 (real_from_integer): Use them as special case for decimal float.
186 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
187 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
188 Do not append zero after the decimal point in string to convert.
190 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
192 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
193 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
195 2009-09-17 Martin Jambor <mjambor@suse.cz>
197 * common.opt (fipa-sra): New switch.
198 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
199 * timevar.def (TV_IPA_SRA): New timevar.
200 * params.def (ipa-sra-ptr-growth-factor): New parameter.
201 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
202 * tree-sra.c: Include cgraph.c.
203 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
204 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
205 and grp_not_necessarilly_dereferenced.
206 (func_param_count): New variable.
207 (encountered_apply_args): New variable.
208 (bb_dereferences): New variable.
209 (final_bbs): New variable.
210 (no_accesses_representant): New variable.
211 (no_accesses_p): New function.
212 (dump_access): Dump the new fields.
213 (sra_initialize): Set encountered_apply_args to false.
214 (get_ssa_base_param): New function.
215 (mark_parm_dereference): New function.
216 (create_access): Caring for INIDRECT_REFs and different handling of
217 varialble length accesses in early IPA SRA. Store the stmt - a new
218 parameter - to the new access.
219 (build_access_from_expr_1): New parameter stmt, passed to
220 create_access. Handle INDIRECT_REFs.
221 (build_access_from_expr): Pass the current statement to
222 build_access_from_expr_1.
223 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
225 (build_accesses_from_assign): Pass the current statement to
226 build_access_from_expr_1. Do not create assign links in IPA-SRA.
227 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
228 final_bbs when necessary. Check for calls to __builtin_apply_args.
229 Fixup EH info if anythng was changed.
230 (is_unused_scalar_param): New function.
231 (ptr_parm_has_direct_uses): New function.
232 (find_param_candidates): New function.
233 (mark_maybe_modified): New function.
234 (analyze_modified_params): New function.
235 (propagate_dereference_distances): New function.
236 (dump_dereferences_table): New function.
237 (analyze_caller_dereference_legality): New function.
238 (unmodified_by_ref_scalar_representative): New function.
239 (splice_param_accesses): New function.
240 (decide_one_param_reduction): New function.
241 (enum ipa_splicing_result): New type.
242 (splice_all_param_accesses): New function.
243 (get_param_index): New function.
244 (turn_representatives_into_adjustments): New function.
245 (analyze_all_param_acesses): New function.
246 (get_replaced_param_substitute): New function.
247 (get_adjustment_for_base): New function.
248 (replace_removed_params_ssa_names): New function.
249 (sra_ipa_reset_debug_stmts): New function.
250 (sra_ipa_modify_expr): New function.
251 (sra_ipa_modify_assign): New function.
252 (convert_callers): New function.
253 (modify_function): New function.
254 (ipa_sra_preliminary_function_checks): New function.
255 (ipa_early_sra): New function.
256 (ipa_early_sra_gate): New function.
257 (pass_early_ipa_sra): New variable.
258 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
260 2009-09-17 Michael Matz <matz@suse.de>
263 * tree.c (build_type_attribute_qual_variant): Export.
264 * tree.h (build_type_attribute_qual_variant): Declare.
265 * tree-inline.c (remap_type_1): Use it to build variants with
266 the original qualifiers and attributes.
268 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
270 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
271 without a fallthrough edge.
273 2009-09-16 DJ Delorie <dj@redhat.com>
275 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
276 chip and ignore the "fast_interrupt" attribute if so.
278 2009-09-16 Richard Henderson <rth@redhat.com>
281 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
284 2009-09-16 Richard Henderson <rth@redhat.com>
287 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
288 is set only if DECL_NO_STATIC_CHAIN is unset.
289 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
290 (FOR_EACH_NEST_INFO): New.
291 (walk_all_functions): Use it.
292 (finalize_nesting_tree): Likewise.
293 (unnest_nesting_tree): Likewise.
294 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
295 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
296 (convert_gimple_call): Early out if gimple_call_chain already set.
297 (convert_all_function_calls): Iterate until no new functions
298 require a static chain.
299 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
300 when building a trampoline. Use dump_function_to_file instead
302 (lower_nested_functions): Open dump_file. Validate that decls
303 that have DECL_NO_STATIC_CHAIN from the front end don't have that
304 bit reset by this pass.
306 2009-09-16 Michael Matz <matz@suse.de>
309 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
310 shorten decl_common_unused.
311 (DECL_RESTRICTED_P): New accessor.
312 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
313 to disambiguate marked decls and restrict pointers.
315 2009-09-16 Richard Henderson <rth@redhat.com>
318 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
320 2009-09-16 Jakub Jelinek <jakub@redhat.com>
322 * integrate.c (set_block_abstract_flags): Call
323 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
325 2009-09-16 Richard Guenther <rguenther@suse.de>
328 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
331 2009-09-16 DJ Delorie <dj@redhat.com>
332 Kaz Kojima <kkojima@gcc.gnu.org>
334 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
335 (sh_expand_prologue): Update calls to output_stack_adjust.
336 (sh_expand_epilogue): Likewise.
338 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
341 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
342 trying to limit the extent of searches in the insn stream.
344 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
345 Jakub Jelinek <jakub@redhat.com>
349 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
351 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
352 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
353 (rs6000_savres_strategy): Always save FP registers inline if the
354 target doesn't support hardware double-precision. Set the above
355 bits in return value when needed.
356 (rs6000_savres_routine_sym): Fix computation for cache selector.
357 Mark the generated symbol as a function. Rename exitp argument to
358 lr. Move code for determining the name of the symbol...
359 (rs6000_savres_routine_name): ...here. New function. Add cases for
360 getting the names right on AIX and 64-bit Linux.
361 (savres_routine_name): New variable.
362 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
363 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
364 on what the target routine uses as a base register. If savep && lr
365 describe saving of r0 into memory slot.
366 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
367 line calls for AIX ABI.
368 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
369 determine FP save/restore functions.
370 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
371 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
373 (rs6000_emit_epilogue): Adjust computation of restore_lr.
374 Duplicate restoration of LR and execute the appropriate one
375 depending on whether GPRs are being restored inline. Set r11 from
376 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
377 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
378 Fix out of line calls for AIX ABI.
379 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
381 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
383 (*restore_gpregs_spe): Likewise.
384 (*return_and_restore_gpregs_spe): Likewise.
385 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
386 Define to empty string unconditionally.
387 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
388 Define to empty string unconditionally.
389 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
392 2009-09-15 Jan Hubicka <jh@suse.cz>
394 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
395 * params.def (inline-insns-auto): Likewise.
397 2009-09-15 Martin Jambor <mjambor@suse.cz>
399 * ipa-inline.c (estimate_function_body_sizes): Dump info about
400 individual statements only at TDF_DETAILS dump level. Format
401 source for 80 characters per line.
403 2009-09-15 Christian Bruel <christian.bruel@st.com>
405 * regrename.c (do_replace): Update REG_DEAD notes.
407 2009-09-15 Revital Eres <eres@il.ibm.com>
409 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
410 * targhooks.c (default_builtin_support_vector_misalignment):
411 New builtin function.
412 * targhooks.h (default_builtin_support_vector_misalignment):
414 * target.h (builtin_support_vector_misalignment):
415 New field in struct gcc_target.
416 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
417 new builtin function.
418 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
420 * config/rs6000/rs6000.c
421 (rs6000_builtin_support_vector_misalignment): New function.
422 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
424 2009-09-15 Jie Zhang <jie.zhang@analog.com>
426 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
428 (bfin_optimize_loop): Likewise.
429 (bfin_gen_bundles): Likewise.
430 (workaround_speculation): Likewise.
431 (find_load): Return NULL_RTX for debug_insn.
433 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
435 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
438 2009-09-14 DJ Delorie <dj@redhat.com>
440 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
441 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
444 2009-09-14 Richard Henderson <rth@redhat.com>
445 Jakub Jelinek <jakub@redhat.com>
447 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
448 * cfgbuild.c (make_edges): Handle asm goto.
449 * cfglayout.c (fixup_reorder_chain): Likewise.
450 * cfgrtl.c (patch_jump_insn): Likewise.
451 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
452 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
453 (gimple_build_asm_vec): Add and use labels parameter.
454 (gimple_build_asm): Remove.
455 (walk_gimple_asm): Walk labels too.
456 * gimple.def (GIMPLE_ASM): Update docs.
457 * gimple.h: Update decls.
458 (struct gimple_statement_asm): Change nc to use unsigned char;
460 (gimple_asm_nlabels): New.
461 (gimple_asm_label_op, gimple_asm_set_label_op): New.
462 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
463 into gimple_build_asm_vec.
464 * jump.c (mark_jump_label_asm): New.
465 (mark_jump_label): Use it.
466 (redirect_jump_1): Handle asm goto.
467 (invert_jump_1): Soft fail if X is null.
468 * recog.c (extract_asm_operands): New.
469 (asm_noperands): Use it; handle asm labels.
470 (decode_asm_operands): Use extract_asm_operands.
471 (asm_operand_ok): Properly handle empty string.
472 * reg-stack.c (get_asm_operands_in_out): Rename from
473 get_asm_operand_n_inputs; use extract_asm_operands; return both
474 inputs and outputs by reference; update all callers.
475 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
476 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
477 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
478 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
479 (extract_asm_operands): Declare.
480 * stmt.c (expand_asm_operands): Add and use labels parameter.
481 (check_unique_operand_names): Likewise.
482 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
483 (expand_asm_stmt): Handle asm labels.
484 * tree-cfg.c (make_gimple_asm_edges): New.
485 (make_edges): Use it.
486 (cleanup_dead_labels): Handle asm labels.
487 (is_ctrl_altering_stmt): Likewise.
488 (gimple_redirect_edge_and_branch): Likewise.
489 * tree.def (ASM_EXPR): Add 5th operand.
490 * tree.h (ASM_LABELS): New.
491 (resolve_asm_operand_names): Update decl.
493 * c-parser.c (c_parser_asm_statement): Parse asm goto.
494 (c_parser_asm_goto_operands): New.
495 * c-tree.h (build_asm_expr): Update decl.
496 * c-typeck.c (build_asm_expr): Add and use labels parameter.
497 * doc/extend.texi: Document asm goto.
499 2009-09-14 Richard Henderson <rth@redhat.com>
501 * except.h: Update declarations.
502 (struct pointer_map_t): Forward declare.
503 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
504 (struct eh_landing_pad_d, eh_landing_pad): New.
505 (struct eh_catch_d, eh_catch): New.
506 (struct eh_region_d): Remove next_region_sharing_label, aka,
507 label, tree_label, landing_pad, post_landing_pad, resume,
508 may_contain_throw. Rename region_number to index. Remove
509 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
510 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
511 (VEC(eh_landing_pad,gc)): New.
512 (struct eh_status): Remove last_region_number. Add lp_array,
513 throw_stmt_table, ttype_data, ehspec_data.
514 (ehr_next, FOR_ALL_EH_REGION_AT): New.
515 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
516 * except.c (lang_protect_cleanup_actions): Return tree.
517 (struct ehl_map_entry): Remove.
518 (init_eh_for_function): Push zero entries for region and lp_array.
519 (gen_eh_region): Add to region_array immediately.
520 (gen_eh_region_catch): Operate on eh_catch objects.
521 (gen_eh_landing_pad): New.
522 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
523 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
524 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
525 (get_eh_landing_pad_from_number_fn): New.
526 (get_eh_landing_pad_from_number): New.
527 (get_eh_region_from_lp_number_fn): New.
528 (get_eh_region_from_lp_number): New.
529 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
530 (get_exception_pointer, get_exception_filter): Remove.
531 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
532 (current_function_has_exception_handlers): Simplify.
533 (bring_to_root, eh_region_replaceable_by_p): Remove.
534 (replace_region, hash_type_list, hash_eh_region): Remove.
535 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
536 (label_to_region_map, num_eh_regions): Remove.
537 (get_next_region_sharing_label, must_not_throw_labels): Remove.
538 (find_exception_handler_labels): Remove.
539 (duplicate_eh_regions_0, find_prev_try): Remove.
540 (struct duplicate_eh_regions_data): New.
541 (duplicate_eh_regions_1): Rewrite.
542 (duplicate_eh_regions): Return a pointer map instead of an
544 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
545 (redirect_eh_edge_to_label): Remove.
546 (eh_region_outermost): Rewrite using eh_region pointers
548 (add_ttypes_entry): Update for ttype_data move to eh_status.
549 (add_ehspec_entry): Rewrite with VEC instead of varray.
550 (assign_filter_values): Likewise. Export.
551 (build_post_landing_pads, connect_post_landing_pads): Remove.
552 (dw2_build_landing_pads): Rewrite to use lp_array.
553 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
554 (sjlj_assign_call_site_values): Rewrite to use lp_array.
555 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
556 (sjlj_mark_call_sites): Update for landing pad numbers.
557 (finish_eh_generation): Rewrite.
558 (gate_handle_eh): Do nothing for no eh tree.
559 (pass_rtl_eh): Move up near finish_eh_generation.
560 (remove_eh_landing_pad): New.
561 (remove_eh_handler): Export.
562 (remove_eh_region, remove_eh_handler_and_replace): Remove.
563 (for_each_eh_label): Rewrite to use lp_array.
564 (make_reg_eh_region_note): New.
565 (make_reg_eh_region_note_nothrow_nononlocal): New.
566 (insn_could_throw_p): New.
567 (copy_reg_eh_region_note_forward): New.
568 (copy_reg_eh_region_note_backward): New.
569 (check_handled, add_reachable_handler): Remove.
570 (reachable_next_level, foreach_reachable_handler): Remove.
571 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
572 (get_eh_region_and_lp_from_rtx): New.
573 (get_eh_region_from_rtx): New.
574 (can_throw_internal_1, can_throw_external_1): Remove.
575 (can_throw_internal): Use get_eh_region_from_rtx.
576 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
577 (insn_nothrow_p, can_nonlocal_goto): New.
578 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
579 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
580 (add_action_record): Use VEC not varray.
581 (collect_one_action_chain): Update for eh_region changes.
582 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
583 Use get_eh_region_and_lp_from_rtx.
584 (gate_convert_to_eh_region_ranges): New.
585 (pass_convert_to_eh_region_ranges): Use it.
586 (push_uleb128, push_sleb128): Use VEC not varray.
587 (output_one_function_exception_table): Likewise.
588 (dump_eh_tree): Update for eh_region changes.
589 (verify_eh_tree): Likewise.
590 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
591 * tree-eh.c: Include target.h.
592 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
593 Don't disallow GIMPLE_RESX; adjust argument check.
594 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
595 (record_stmt_eh_region): Update for landing pad numbers;
596 generate a landing pad if necessary.
597 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
598 (remove_stmt_from_eh_lp_fn): Similarly.
599 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
600 Update for lp numbers; don't special case missing throw_stmt_table.
601 (lookup_expr_eh_lp): Similarly.
602 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
603 (eh_seq, eh_region_may_contain_throw): New.
604 (struct leh_state): Add ehp_region.
605 (struct leh_tf_state): Remove eh_label.
606 (emit_post_landing_pad): New.
607 (emit_resx, emit_eh_dispatch): New.
608 (note_eh_region_may_contain_throw): New.
609 (frob_into_branch_around): Take eh_region not eh label;
610 emit eh code into eh_seq.
611 (honor_protect_cleanup_actions): Early exit for no actions. Don't
612 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
613 lower_eh_must_not_throw. Emit code to eh_seq.
614 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
615 (lower_try_finally_onedest): Likewise.
616 (lower_try_finally_copy): Likewise.
617 (lower_try_finally_switch): Likewise.
618 (lower_try_finally): Initialize ehp_region.
619 (lower_catch): Update for eh_catch objects.
620 (lower_eh_filter): Don't handle must_not_throw.
621 (lower_eh_must_not_throw): New.
622 (lower_cleanup): Don't set eh_label.
623 (lower_eh_constructs_2): Resolve eh builtins.
624 Handle GIMPLE_EH_MUST_NOT_THROW.
625 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
626 Add eh_seq to the end of the function body.
627 (make_eh_dispatch_edges): New.
628 (make_eh_edge): Remove.
629 (make_eh_edges): Simplify for landing pads.
630 (redirect_eh_edge_1): New.
631 (redirect_eh_edge): Use it.
632 (redirect_eh_dispatch_edge): New.
633 (stmt_could_throw_p): Use a switch. Allow RESX.
634 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
635 (stmt_can_throw_internal): Likewise.
636 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
637 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
638 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
639 (gate_refactor_eh): New.
640 (pass_refactor_eh): Use it.
641 (lower_resx, execute_lower_resx, pass_lower_resx): New.
642 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
643 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
644 (remove_unreachable_handlers): Rename from
645 tree_remove_unreachable_handlers; rewrite for landing pads;
646 call remove_eh_handler directly.
647 (remove_unreachable_handlers_no_lp): New.
648 (unsplit_eh, unsplit_all_eh): New.
649 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
650 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
651 (cleanup_empty_eh_unsplit): New.
652 (cleanup_empty_eh): Rewrite.
653 (cleanup_all_empty_eh): New.
654 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
655 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
656 (gate_cleanup_eh): New.
657 (pass_cleanup_eh): Use it.
658 (verify_eh_edges): Move later in file. Expect one EH edge.
659 (verify_eh_dispatch_edge): New.
661 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
662 (gtype-desc.o): Add TARGET_H.
663 (tree.o): Use EXCEPT_H, not except.h.
664 (cfgbuild.o): Add EXPR_H.
665 (GTFILES): Add vecprim.h.
666 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
667 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
668 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
669 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
670 * calls.c (emit_call_1): Use make_reg_eh_region_note.
671 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
672 calls to can_throw_internal.
673 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
674 (make_edges): Don't handle RESX; use can_nonlocal_goto.
675 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
676 (expand_gimple_stmt): Use make_reg_eh_region_note.
677 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
678 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
679 or find_exception_handler_labels.
680 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
681 there is exacly one EH edge. Use can_nonlocal_goto and
683 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
684 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
685 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
686 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
687 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
688 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
689 * dse.c (scan_insn): Use insn_could_throw_p.
690 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
691 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
692 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
693 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
694 EXC_PTR_EXPR or FILTER_EXPR.
695 (tree_expr_nonzero_warnv_p): Likewise.
696 * function.h: Include vecprim.h, not varray.h
697 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
698 move ttype_data and ehspec_data members to struct eh_status; change
699 action_record_data member to a VEC.
700 * gcse.c (hash_scan_set): Use can_throw_internal.
701 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
702 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
703 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
704 (block_may_fallthru): Don't handle RESX_EXPR.
705 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
706 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
707 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
708 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
709 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
710 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
711 (gimple_size): Likewise.
712 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
713 (gimple_build_resx): Use gimple_build_with_ops.
714 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
715 (is_gimple_val): Likewise.
716 (is_gimple_stmt): Remove RESX_EXPR.
717 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
718 (GIMPLE_RESX): Reorder with other EH constructs.
719 * gimple.h (struct gimple_statement_eh_mnt): New.
720 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
721 (gimple_eh_filter_must_not_throw): Remove.
722 (gimple_eh_filter_set_must_not_throw): Remove.
723 (gimple_eh_must_not_throw_fndecl): New.
724 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
725 (is_gimple_resx): New.
726 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
727 Don't copy EH_FILTER_MUST_NOT_THROW.
728 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
729 * ipa-inline.c (estimate_function_body_sizes): Don't try to
730 handle must_not_throw_labels specially.
731 * ipa-pure-const.c (check_call): Update debug statement for LP.
732 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
733 * ipa-utils.c (get_base_var): Likewise.
734 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
735 * lower-subreg.c (move_eh_region_note): Remove.
736 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
737 * omp-low.c (new_omp_context): Update for eh_lp_nr.
738 (create_task_copyfn): Likewise.
739 (maybe_catch_exception): Use gimple_build_eh_filter.
740 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
741 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
742 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
744 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
745 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
746 can_throw_internal, can_nonlocal_goto.
747 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
748 copy_reg_eh_region_note_forward.
749 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
750 (emit_output_reload_insns): Likewise.
751 (copy_eh_notes): Remove.
752 * rtl.def (RESX): Remove.
753 * rtl.h: Update declarations.
754 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
755 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
756 (update_eh_label): Remove.
757 (cleanup_dead_labels_eh): New.
758 (cleanup_deal_labels): Use it instead of update_eh_label.
759 (gimple_merge_blocks): Update landing pad data structure when
760 removing a landing pad label.
761 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
762 test; handle GIMPLE_EH_MUST_NOT_THROW.
763 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
764 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
765 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
766 (verify_stmt): Likewise. Verify landing pads.
767 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
768 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
769 (struct move_stmt_d): Add eh_map.
770 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
771 (move_stmt_r): Remap eh region numbers in builtin calls,
772 resx and eh_dispatch.
773 (move_block_to_fn): Remove eh_offset parameter. Use
774 maybe_duplicate_eh_stmt_fn.
775 (find_outermost_region_in_block): Operate on eh_region pointers
776 instead of region numbers.
777 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
778 duplicate_eh_regions.
779 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
780 test earlier. Disallow EH landing pads.
781 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
782 * tree-flow.h: Update declarations.
783 (struct tree_ann_common_d): Replace rn with lp_nr.
784 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
785 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
786 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
787 resx and eh_dispatch.
788 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
789 (copy_edges_for_bb): Use make_eh_dispatch_edges.
790 (copy_cfg_body): Expect eh_map instead of eh_region_offset
791 from duplicate_eh_regions.
792 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
793 update RESX; handle EH_DISPATCH.
794 (expand_call_inline): Set eh_lp_nr, not eh_region.
795 (maybe_inline_call_in_expr): Likewise.
796 * tree-inline.h (struct copy_body_data): Replace eh_region with
797 eh_lp_nr, eh_region_offset with eh_map.
798 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
799 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
800 * tree-pretty-print.c (dump_generic_node): Don't handle
801 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
802 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
803 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
804 EXC_PTR_EXPR, FILTER_EXPR.
805 * tree-ssa-operands.c (get_expr_operands): Likewise.
806 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
807 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
808 (ao_ref_init_from_vn_reference): Likewise.
809 * tree-ssa-sink.c (statement_sink_location): Likewise.
810 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
811 (mark_virtual_phi_result_for_renaming): Export. Tidy.
812 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
813 EXC_PTR_EXPR, FILTER_EXPR.
814 (is_exception_related): Remove.
815 (compute_avail): Don't call it.
816 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
817 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
818 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
819 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
821 (build_resx): Remove.
822 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
823 * tree.h: Update declarations.
824 (EH_FILTER_MUST_NOT_THROW): Remove.
825 (struct tree_label_decl): Add eh_landing_pad_nr.
826 (EH_LANDING_PAD_NR): New.
827 * value-prof.c (gimple_ic): Tidy variable names. Update for
829 (gimple_stringop_fixed_value): Tidy variable names. Assert
830 that neither call stmt can throw.
831 * vecprim.h (uchar): New.
832 (VEC(uchar,heap), VEC(uchar,gc)): New.
834 * c-common.c (c_define_builtins): Update call to
835 build_common_builtin_nodes.
836 * c-parser.c (c_parse_file): Don't call
837 default_init_unwind_resume_libfunc.
839 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
841 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
842 (mips_cprestore_address_p): Likewise.
843 (mips_save_gp_to_cprestore_slot): Likewise.
844 (mips_restore_gp): Rename to...
845 (mips_restore_gp_from_cprestore_slot): ...this.
846 (mips_must_initialize_gp_p): Declare.
847 (mips_emit_save_slot_move): Likewise.
848 (mips_output_load_label): Return nothing.
849 (mips_eh_uses): Declare.
850 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
851 (TARGET_CPRESTORE_DIRECTIVE): New macro.
852 (TARGET_ABSOLUTE_JUMPS): Likewise.
854 (FIRST_PSEUDO_REGISTER): Update comment.
855 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
856 (MIPS_CALL): ...here.
857 (REGISTER_NAMES): Add $cprestore.
858 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
859 Add load_label_length, has_inflexible_gp_insn_p,
860 has_flexible_gp_insn_p, must_initialize_gp_p and
861 must_restore_gp_when_clobbered_p.
862 (mips_expand_call): Don't generate split instructions here.
863 (mips_split_call): Update the call to mips_restore_gp after
864 the above name change.
865 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
866 (mips_find_gp_ref): New function.
867 (mips_insn_has_inflexible_gp_ref_p): Likewise.
868 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
869 (mips_insn_has_flexible_gp_ref_p): Likewise.
870 (mips_cfun_has_flexible_gp_ref_p): Likewise.
871 (mips_function_has_gp_insn): Delete.
872 (mips_global_pointer): Drop the df_regs_ever_live_p check.
873 Use the new functions above. Only return INVALID_REGNUM
874 for TARGET_ABSOLUTE_JUMPS.
875 (mips_must_initialize_gp_p): New function.
876 (mips_get_cprestore_base_and_offset): New function, extracted from...
877 (mips_cprestore_slot): ...here. Take a bool parameter.
878 (mips_cfun_has_cprestore_slot_p): New function.
879 (mips_cprestore_address_p): Likewise.
880 (mips_save_gp_to_cprestore_slot): Likewise.
881 (mips_restore_gp): Rename to...
882 (mips_restore_gp_from_cprestore_slot): ...this. Assert
883 epilogue_completed. Update the call to mips_cprestore_slot.
884 Test cfun->machine->must_restore_gp_when_clobbered_p.
885 (mips_direct_save_slot_move_p): New function.
886 (mips_emit_save_slot_move): Likewise.
887 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
888 of cfun->machine->global_pointer.
889 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
890 (mips_save_reg): Use mips_emit_save_slot_move.
891 (mips_expand_prologue): Set must_initialize_gp_p.
892 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
893 for all cprestore saves. Emit a use_cprestore instruction after
894 setting up the cprestore slot.
895 (mips_restore_reg): Use mips_emit_save_slot_move.
896 (mips_process_load_label): New function.
897 (mips_load_label_length): Likewise.
898 (mips_output_load_label): Don't return asm: output it here instead.
899 Use mips_process_load_label.
900 (mips_adjust_insn_length): Adjust the length of branch instructions
901 that have length MAX_PIC_BRANCH_LENGTH.
902 (mips_output_conditional_branch): Update the call to
903 mips_output_load_label. Assume the branch target is OPERANDS[0]
904 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
905 (mips_output_order_conditional_branch): Swap the meaning of
906 OPERANDS[0] and OPERANDS[1].
907 (mips_variable_issue): Don't count ghost instructions.
908 (mips_expand_ghost_gp_insns): New function.
909 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
910 (mips_output_mi_thunk): Set must_initialize_gp_p.
911 (mips_eh_uses): New function.
912 * config/mips/predicates.md (cprestore_save_slot_operand)
913 (cprestore_load_slot_operand): New predicates.
914 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
915 (UNSPEC_MOVE_GP): Likewise.
916 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
917 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
918 (CPRESTORE_SLOT_REGNUM): New register.
919 (MAX_PIC_BRANCH_LENGTH): New constant.
920 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
921 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
922 branches. Fix commentary.
923 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
924 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
925 Change type to "ghost".
926 (loadgp_absolute_<mode>): Likewise.
927 (loadgp_rtp_<mode>): Likewise.
928 (copygp_mips16): Likewise.
929 (loadgp_blockage): Remove redundant mode attribute.
930 (potential_cprestore): New instruction.
931 (cprestore): Turn into an unspec set.
932 (use_cprestore): New instruction.
933 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
934 (*branch_fp_inverted): Likewise.
935 (*branch_order<mode>): Likewise.
936 (*branch_order<mode>_inverted): Likewise.
937 (*branch_equality<mode>): Likewise.
938 (*branch_equality<mode>_inverted): Likewise.
939 (*branch_bit<bbv><mode>): Likewise.
940 (*branch_bit<bbv><mode>_inverted): Likewise.
941 (*branch_equality<mode>_mips16): Remove redundant mode.
942 (jump): Turn into a define_expand.
943 (*jump_absolute): New instruction.
944 (*jump_pic): Likewise.
945 (*jump_mips16): Rename previously-unnamed pattern. Remove
946 redundant mode attribute.
947 (restore_gp): Split on epilogue_completed rather than
948 reload_completed. Change type to "ghost".
949 (move_gp<mode>): New instruction.
950 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
951 Remove redundant mode attribute.
952 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
953 (bc1any4f, bc1any2t, bc1any2f): Likewise.
954 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
956 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
959 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
960 are returned in the same register (vs34 or v2) that Altivec vector
961 types are returned in.
962 (rs6000_libcall_value): Ditto.
965 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
966 instead of explicit addsi3/adddi3 calls.
967 (rs6000_split_multireg_move): Ditto.
968 (rs6000_emit_allocate_stack): Ditto.
969 (rs6000_emit_prologue): Ditto.
970 (rs6000_output_mi_thunk): Ditto.
972 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
973 size is 64 bits if we can use 64-bit registers.
975 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
977 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
980 From Jie Zhang <jie.zhang@analog.com>:
981 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
982 save FP and RETS with saveall attribute.
983 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
984 with saveall attribute.
986 * config/bfin/bfin.c (bfin_expand_builtin,
987 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
990 From Jie Zhang <jie.zhang@analog.com>:
991 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
992 before use in two places.
993 * config/bfin/bfin.md (AREG): Define mode iterator.
994 (reload_in, reload_out): Use mode iterator AREG.
996 2009-09-14 Richard Guenther <rguenther@suse.de>
999 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
1000 EH personality path.
1002 2009-09-13 Richard Guenther <rguenther@suse.de>
1003 Rafael Avila de Espindola <espindola@google.com>
1005 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
1006 (LANG_HOOKS_EH_PERSONALITY): Likewise.
1007 (LANG_HOOKS_INITIALIZER): Adjust.
1008 (lhd_pass_through_t): Declare.
1009 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
1011 * langhooks.c (lhd_pass_through_t): New function.
1012 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
1013 dwarf2out_begin_prologue): Use personality from current_function_decl.
1014 * expr.h (get_personality_function): Declare.
1015 * expr.c (get_personality_function): New function.
1016 (build_personality_function): Likewise.
1017 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
1018 (eh_personality_libfunc): Remove.
1019 * optabs.c (build_libfunc_function): New function split out from ...
1020 (init_one_libfunc): ... here.
1021 * tree.h (DECL_FUNCTION_PERSONALITY): New.
1022 (tree_function_decl): Add personality.
1023 (lhd_gcc_personality): Declare.
1024 (build_personality_function): Likewise.
1025 * tree.c (gcc_eh_personality_decl): New.
1026 (lhd_gcc_personality): New function.
1027 * except.h (lang_eh_runtime_type): Remove.
1028 (enum eh_personality_kind): New.
1029 (build_personality_function): Declare.
1030 (function_needs_eh_personality): Declare.
1031 * except.c (lang_eh_runtime_type): Remove.
1032 (function_needs_eh_personality): New function.
1033 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
1034 (sjlj_emit_function_enter, output_function_exception_table):
1035 Use personality from current_function_decl.
1036 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
1037 * tree-inline.c (tree_can_inline_p): Do not inline across different
1039 (expand_call_inline): Likewise. Adjust the callers EH personality.
1040 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
1041 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
1042 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
1043 (c-parser.o): Likewise
1044 * c-tree.h (c_eh_initialized_p): Remove.
1045 (c_maybe_initialize_eh): Likewise.
1046 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
1047 (finish_decl): Don't call c_maybe_initialize_eh.
1048 (c_eh_initialized_p): Remove.
1049 (c_maybe_initialize_eh): Likewise.
1050 * c-parser.c (c_parser_omp_construct): Likewise.
1051 (c_parse_file): Initialize exception handling.
1053 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
1055 * config.gcc (tm_file): Remove i386/biarch32.h
1056 for i?86-w64-mingw* case.
1057 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
1059 * config.host: Set for x64 mingw the option
1060 use_long_long_for_widest_fast_int to yes.
1062 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
1064 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1065 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
1066 (dbxout_begin_function): Likewise.
1067 * final.c (dwarf2_debug_info_emitted_p): New predicate.
1068 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
1069 set on the function.
1070 (final_end_function): Likewise.
1071 (final_scan_insn): Likewise.
1072 (rest_of_handle_final): Likewise.
1073 * varasm.c (assemble_start_function): Likewise.
1074 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1076 2009-09-12 Jason Merrill <jason@redhat.com>
1078 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
1079 * opts.c (common_handle_option): constify.
1081 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1083 * doc/install.texi (avr): Remove obsolete reference site.
1085 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1087 * doc/install.texi (Binaries): Adjust AIX link.
1089 2009-09-12 Akim Demaille <demaille@gostai.com>
1091 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
1092 Use an imperative sentence.
1094 2009-09-11 Richard Henderson <rth@redhat.com>
1096 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
1097 structure-name and has-tree-operands arguments; update all entries.
1098 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
1100 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
1101 (gsstruct_code_size): New.
1102 (gss_for_code_): New.
1103 (gss_for_code): Remove.
1104 (gimple_size): Rewrite using gsstruct_code_size.
1105 (gimple_statement_structure): Move to gimple.h.
1106 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
1107 (gss_for_code, gimple_statement_structure): New.
1108 (gimple_ops): Use new arrays; tidy.
1110 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1112 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
1113 operand to be a PLUS expression.
1114 * config/pa/pa.c (pa_secondary_reload): Likewise.
1116 2009-09-11 Jakub Jelinek <jakub@redhat.com>
1118 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
1120 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
1123 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1125 From Jie Zhang <jie.zhang@analog.com>:
1126 * doc/extend.texi (node Function Attributes): Document l2
1128 (node Blackfin Variable Attributes): Document l2 variable attributes.
1130 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
1132 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
1133 to match the system compiler's configuration at inflection point.
1134 Add comment to remark a remaining difference with system compiler.
1136 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
1137 * configure: Regenerate.
1139 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1141 From Jie Zhang <jie.zhang@analog.com>:
1142 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
1143 (bfin_handle_l2_attribute): New.
1144 (bfin_attribute_table): Add l2 attribute.
1146 2009-09-11 Michael Matz <matz@suse.de>
1149 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
1150 on the local_decls list.
1152 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
1156 * cselib.c (cselib_expand_value_rtx_cb): Document callback
1158 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
1159 for VALUEs, to implement the documented interface.
1160 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
1161 Adjust for VALUEs and anything else, to implement the
1162 documented interface.
1164 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
1166 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
1167 with actual SPE/paired vector modes before using 64-bit alignment.
1168 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
1170 2009-09-10 DJ Delorie <dj@redhat.com>
1172 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
1175 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
1176 * config/mep/mep.c (mep_legitimate_constant_p): New.
1177 * config/mep/mep-protos.h: Prototype it.
1179 2009-09-10 Richard Henderson <rth@redhat.com>
1181 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
1183 2009-09-10 Jason Merrill <jason@redhat.com>
1185 * tree.c (chain_index): New fn.
1186 * tree.h: Declare it.
1188 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1190 * config/sol2-c.c (cmn_err_length_specs): Initialize
1191 scalar_identity_flag.
1193 2009-09-10 Richard Henderson <rth@redhat.com>
1195 * tree.h (struct tree_decl_common): Move align member earlier;
1196 move label_decl_uid member ...
1197 (struct tree_label_decl): ... here.
1198 (LABEL_DECL_UID): Update to match.
1200 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
1203 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
1204 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
1206 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
1207 dest_prev if the edge is complex.
1209 * tree-cfg.c (is_ctrl_stmt): Use a switch.
1211 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
1212 loop latch tests earlier.
1214 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
1215 before GIMPLE_RETURN, not after its predecessor; insert
1218 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
1219 gimple_seq_empty_p to test for no PHI nodes.
1220 * tree-cfg.c (split_critical_edges): Likewise.
1222 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
1224 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1226 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
1227 introduced by the VTA branch merge.
1229 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1231 * ira-conflicts.c: Use fputs or putc instead of fprintf
1235 * tree-switch-conversion.c: Ditto.
1237 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1239 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
1240 introduced by the VTA branch merge.
1242 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1245 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1247 PR rtl-optimization/39779
1248 * expr.c (convert_modes): Return when mode == oldmode after
1249 CONST_INTs are processed.
1251 2009-09-10 Nick Clifton <nickc@redhat.com>
1253 * config/mep/mep.c (mep_encode_section_info): Copy weakness
1254 attribute and referring decl when creating renamed symbol.
1256 2009-09-10 Richard Guenther <rguenther@suse.de>
1259 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
1261 (cgraph_finalize_compilation_unit): Compute reachability
1262 before emitting thunks. Properly process aliases before
1263 possibly removing unreachable nodes.
1265 2009-09-10 Richard Guenther <rguenther@suse.de>
1268 * tree.c (struct free_lang_data_d): Add worklist member.
1269 (find_decls_types_r): Push onto the worklist instead of recursing.
1270 Handle TREE_BINFOs properly.
1271 (find_decls_types): New function wrapped around find_decls_types_r
1272 to process the worklist.
1273 (find_decls_types_in_eh_region): Use it.
1274 (find_decls_types_in_node): Likewise.
1275 (find_decls_types_in_var): Likewise.
1276 (free_lang_data_in_cgraph): Likewise. Free the worklist.
1277 * tree.h (RECORD_OR_UNION_TYPE_P): New.
1278 (AGGREGATE_TYPE_P): Adjust.
1280 2009-09-09 Jason Merrill <jason@redhat.com>
1282 * configure.ac: Check glibc version even if we have an in-tree
1285 2009-09-09 Anthony Green <green@moxielogic.com>
1287 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
1288 the constant 0 when appropriate.
1289 * config/moxie/constraints.md: Add constraint O.
1291 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
1292 to pass up to 6 32-bit argument values in registers.
1293 (moxie_function_arg): Ditto.
1294 (moxie_arg_partial_bytes): Ditto.
1295 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
1296 (REG_PARM_STACK_SPACE): Ditto.
1297 (FUNCTION_ARG_REGNO_P): Ditto.
1299 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1300 instruction to allocate stack space.
1302 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1304 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
1305 unnecessarily stringent constraints. Fix address
1306 calculation in the splitters.
1308 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1310 PR rtl-optimization/39779
1311 * expr.c (convert_modes): Return when mode == oldmode after
1312 CONST_INTs are processed.
1314 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
1317 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
1318 (ix86_expand_prologue): Take frame.padding0 into logic of
1320 (ix86_expand_epilogue): Likewise.
1322 2009-09-09 Jakub Jelinek <jakub@redhat.com>
1324 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
1326 (SHLIB_LINK, SHLIB_INSTALL): Use them.
1327 * config/t-slibgcc-libgcc: New file.
1328 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
1330 2009-09-09 Martin Jambor <mjambor@suse.cz>
1332 PR tree-optimization/41089
1333 * tree-sra.c (find_var_candidates): Do not consider va_lists in
1336 2009-09-09 Richard Henderson <rth@redhat.com>
1338 * gimple.h (CASE_GIMPLE_OMP): New.
1339 (is_gimple_omp): Use it.
1340 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
1341 (verify_gimple_debug): Likewise.
1343 2009-09-09 Richard Guenther <rguenther@suse.de>
1345 PR tree-optimization/41101
1346 * tree-ssa-pre.c (maximal_set): Remove.
1347 (compute_antic_aux): Treat the maximal set as implicitly all ones.
1348 Defer all blocks we didn't visit at least one successor.
1349 (add_to_exp_gen): Do not add to the maximal set.
1350 (make_values_for_phi): Likewise.
1351 (compute_avail): Likewise.
1352 (init_pre): Do not allocate the maximal set.
1353 (execute_pre): Do not dump it.
1355 2009-09-09 Martin Jambor <mjambor@suse.cz>
1357 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
1358 an SSA_NAME rather than a is_gimple_variable.
1360 2009-09-09 Richard Guenther <rguenther@suse.de>
1363 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
1364 code dealing with plain pointer bases.
1365 (maybe_fold_offset_to_reference): Likewise.
1366 (maybe_fold_stmt_addition): Adjust.
1368 2009-09-09 Richard Guenther <rguenther@suse.de>
1370 * tree.c (free_lang_data_in_type): Do not free the type variant
1372 (free_lang_data): Merge char_type_node with its properly signed
1374 (pass_ipa_free): Collect after freeing language specific data.
1376 2009-09-09 Michael Matz <matz@suse.de>
1379 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
1380 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
1381 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
1384 2009-09-08 DJ Delorie <dj@redhat.com>
1386 * config/mep/mep.c (conversions[]): Add "ml" pattern.
1388 2009-09-04 Jason Merrill <jason@redhat.com>
1390 * tree.c (tree_find_value): Remove.
1391 * tree.h: Remove prototype.
1392 * varasm.c (assemble_external): Use value_member instead.
1394 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1396 * toplev.c (process_options): Choose default debugging type when
1397 gtoggle enables debug info and type is unset.
1399 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1403 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
1406 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1408 * configure: Rebuilt with modified libtool.m4.
1410 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1415 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
1417 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1419 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
1420 (remove_statement): Likewise.
1421 (rewrite_use_nonlinear_expr): Adjust.
1422 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
1423 * tree-ssa.c (release_defs_bitset): ... this. New.
1424 * tree-flow.h (release_defs_bitset): Declare.
1426 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1429 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
1430 in the middle block.
1432 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
1434 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
1435 via intptr_t to long type.
1436 (insert_operand_rank): Cast long type via intptr_t to
1438 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
1440 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
1441 from pointer to unsigned via uintptr_t.
1443 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
1444 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
1446 * configure: Regenerated.
1447 * config.in: Regenerated
1448 * system.h (stdint.h): Add include.
1449 (inttypes.h): Likewise.
1450 * Makefile.in (aclocal): Add config/stdint.m4.
1451 * aclocal.m4: Regenerated.
1453 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
1455 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
1457 (note_np_check_stores): New function.
1458 (harmless_null_pointer_p): New function.
1459 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
1460 changed. Take into account whether we're in the shadow of a condjump
1461 that tested NP_REG for NULL.
1462 Lose all code that tested for SEQUENCEs.
1463 (workaround_speculation): Avoid inserting NOPs for loads that are
1464 either always executed or a NULL pointer.
1466 2009-09-08 Jan Hubicka <jh@suse.cz>
1468 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
1469 * params.def (early-inlining-insns): Likewise.
1471 2009-09-08 Jakub Jelinek <jakub@redhat.com>
1473 PR rtl-optimization/41239
1474 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
1475 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
1477 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
1478 across calls, as the calls might not always return normally.
1479 (call_may_noreturn_p): New function.
1480 (deps_analyze_insn): Update last_function_call_may_noreturn list.
1481 (init_deps): Initialize it.
1482 (remove_from_deps): Also remove calls from
1483 last_function_call_may_noreturn list.
1485 2009-09-07 Richard Henderson <rth@redhat.com>
1487 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
1488 more VR->OPERANDS than LHS operands. Free LHS before returning.
1490 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1492 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
1493 (attr "addrtype"): New member "spreg".
1494 Use it if mem_spfp_address_operand is true for the address.
1495 (attr "type"): New entry "stall".
1496 (cpu_unit "load"): New.
1497 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
1499 (insn_reservation "loadsp"): New.
1500 (insn_reservation "load_stall1"): New.
1501 (insn_reservation "load_stall3"): New.
1503 * config/bfin/predicates.md (const1_operand, const3_operand): New.
1504 (mem_p_address_operand): Exclude stack and frame pointer based
1506 (mem_spfp_address_operand): New; match them here.
1507 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
1508 (bfin_reorg): Call it if scheduling insns.
1509 (bfin_gen_bundles): Remove dummy insns created by
1510 add_sched_insns_for_speculation.
1512 From Jie Zhang <jie.zhang@analog.com>:
1513 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
1514 bfin_si_revision, bfin_workarounds): Move these ...
1515 * config/bfin/bfin.h: ... here.
1517 From Mike Frysinger <michael.frysinger@analog.com>
1518 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
1519 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
1520 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
1521 bf547m, bf548m, and bf549m.
1522 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
1523 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
1524 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
1525 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
1526 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1527 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
1528 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1529 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1530 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
1531 bf542m, bf544m, bf547m, bf548m, and bf549m.
1533 From Jie Zhang <jie.zhang@analog.com>:
1534 * config/bfin/predicates.md (p_register_operand): New predicate.
1535 (dp_register_operand): New predicate.
1536 * config/bfin/bfin-protos.h (WA_05000074): Define.
1537 (ENABLE_WA_05000074): Define.
1538 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
1539 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
1540 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
1541 (define_attr addrtype): Allow load/store register to be P register.
1542 (define_attr storereg): New.
1543 (define_cpu_unit anomaly_05000074): New.
1544 (define_insn_reservation dsp32shiftimm): New.
1545 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
1546 (define_insn_reservation loadp): Cannot use slot2.
1547 (define_insn_reservation loadsp): Cannot use slot2.
1548 (define_insn_reservation storep): Cannot use slot2. Does not
1549 apply when working around 05000074.
1550 (define_insn_reservation storep_anomaly_05000074): New.
1551 (define_insn_reservation storei): Does not apply when working
1553 (define_insn_reservation storei_anomaly_05000074): New.
1554 (define_attr length): Add dsp32shiftimm case.
1555 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
1556 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
1557 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
1558 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
1559 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
1561 2009-09-07 Martin Jambor <mjambor@suse.cz>
1564 * tree-sra.c (create_artificial_child_access): Return NULL if
1565 build_ref_for_offset fails.
1566 (propagate_subacesses_accross_link): Allow build_ref_for_offset
1567 and create_artificial_child_access to fail.
1569 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1572 * unwind-dw2.c (uw_init_context_1): Mark noinline.
1573 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
1574 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
1576 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1578 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
1579 block, ensure it has an exit edge. Emit a barrier after a jump.
1581 2009-09-07 Nick Clifton <nickc@redhat.com>
1583 * gcc.c (this_is_linker_script): New variable. Like
1584 this_is_library_file but for the %T constructor.
1585 (end_going_arg): If this_is_linker_script is set then locate the
1586 script and insert a --script switch before it
1587 (do_spec_2): Initialise this_is_linker_script.
1588 (do_spec_1): Likewise. Handle %T construct.
1589 (eval_spec_function): Preserve this_is_linker_script.
1590 * doc/invoke.texi: Document %T construct in spec files.
1591 * config/m32c/m32c.h (LIB_SPEC): Use it.
1593 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1595 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
1596 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
1597 when volatile flag is set.
1598 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
1600 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
1603 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
1604 (combine_stack_adjustments_for_block): Allow insns between stack
1605 adjustments and stores with corresponding pre-(dec|inc)rement or
1606 pre-modify operation.
1608 2009-09-06 Jakub Jelinek <jakub@redhat.com>
1611 * combine-stack-adj.c (struct csa_memlist): Rename to...
1612 (struct csa_reflist): ... this. Rename mem field to ref.
1613 (free_csa_memlist): Rename to...
1614 (free_csa_reflist): ... this.
1615 (record_one_stack_memref): Rename to...
1616 (record_one_stack_ref): ... this. Handle also REG_P.
1617 (try_apply_stack_adjustment): Handle also REG_P.
1618 (struct record_stack_memrefs_data): Rename to...
1619 (struct record_stack_refs_data): ... this. Rename memlist field to
1621 (record_stack_memrefs): Rename to...
1622 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
1623 subexpressions instead of failing when a MEM contains SP references.
1624 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
1625 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
1627 2009-09-06 Richard Guenther <rguenther@suse.de>
1630 * tree.c (build_array_type): Do not record types marked
1631 with structural equality in the canonical type hashtable.
1633 2009-09-06 Richard Guenther <rguenther@suse.de>
1636 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
1638 2009-09-05 Richard Guenther <rguenther@suse.de>
1641 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
1643 2009-09-05 Richard Guenther <rguenther@suse.de>
1646 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
1648 2009-09-05 Richard Guenther <rguenther@suse.de>
1651 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
1652 before comparing function argument types.
1654 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1657 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
1660 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1663 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
1665 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
1666 locators before emit_insn is called.
1668 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
1671 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
1672 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
1673 (reginfo_init): Don't call allocate_reg_info.
1675 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1678 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
1679 NONDEBUG_INSN_P instead of INSN_P.
1681 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1684 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
1686 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1689 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
1690 pattern of the split.
1692 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1694 * toplev.c (process_options): Move setter of flag_var_tracking
1695 before other tests that depend on it. Move down setter of
1696 flag_rename_registers. Don't enable var-tracking-assignments
1697 by default if selective scheduling is enabled. Warn if both
1700 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1702 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
1703 comment. Use switch statement to catch overlaps between rtx
1704 and tree codes. Accept FUNCTION_DECLs in addition to those in...
1705 (IS_DECL_CODE): ... here. Remove.
1706 (check_value_is_not_decl): Remove.
1707 (dv_from_decl, dv_from_value): Check after conversion.
1709 2009-09-04 Richard Guenther <rguenther@suse.de>
1712 * (cgraph_finalize_compilation_unit): Move finalizing aliases
1713 after emitting tunks. Move emitting thunks and ctors from ...
1714 (cgraph_optimize): ... here. Remove redundant
1715 cgraph_analyze_functions.
1716 * varasm.c (find_decl_and_mark_needed): Remove no longer
1718 (finish_aliases_1): Adjust check for thunk aliases.
1720 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
1722 * config/arm/arm.md (ctzsi2): Added braces
1723 to avoid warning that broke booststrap.
1725 2009-09-04 Martin Jambor <mjambor@suse.cz>
1727 PR tree-optimization/41112
1728 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
1729 handle variable-bounded arrays.
1730 (expr_with_var_bounded_array_refs_p): New function.
1731 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
1733 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
1735 * config/s390/2097.md: Removed two incorrect bypasses.
1736 (z10_fsimpdf): Fixed latency.
1737 (z10_fhex): New insn_reservation.
1738 (z10_floaddf): Fixed latency.
1739 (z10_floadsf): Fixed latency.
1740 (z10_ftrunctf): Fixed latency.
1741 (z10_ftruncdf): Fixed latency.
1742 * config/s390/s390.c (z10_cost): Fixed values.
1743 (s390_adjust_priority): Added z10 path.
1744 * config/s390/s390.md (type): Added fhex.
1745 (*mov<mode>_64dfp): Updated type attribute.
1746 (*mov<mode>_64): Updated type attribute.
1747 (*mov<mode>_31): Updated type attribute.
1748 (*mov<mode>"): Likewise.
1749 * config/s390/2084.md (x_fsimpdf): Updated condition.
1751 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
1753 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
1754 RTXs in the predicate for operand 1.
1756 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
1758 * config/arm/arm.md (UNSPEC_RBIT): New constant.
1759 (rbitsi2): New insn.
1760 (ctzsi2): New expand.
1761 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
1763 2009-09-03 Martin Jambor <mjambor@suse.cz>
1765 * tree-sra.c (duplicate_expr_for_different_base): Removed.
1766 (create_artificial_child_access): Use build_ref_for_offset instead
1767 of duplicate_expr_for_different_base.
1768 (propagate_subacesses_accross_link): Likewise.
1770 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
1772 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
1774 (mips16e_collect_argument_saves): Skip debug instructions.
1775 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
1776 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
1777 (r10k_insert_cache_barriers): Likewise.
1778 (mips_reorg_process_insns): Likewise.
1780 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
1783 * ira.c (update_equiv_reg): Remove check on class likely spill.
1785 2009-09-03 Jakub Jelinek <jakub@redhat.com>
1788 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
1789 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
1793 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
1794 the stack slot if it is passed by invisible reference.
1795 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
1796 by invisible reference.
1798 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1800 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1801 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1802 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
1804 * config/bfin/sync.md: New file.
1805 * config/bfin/bfin.md: Include it.
1806 (UNSPEC_ATOMIC): New.
1807 (UNSPEC_ONES): Provide a unique number.
1809 From Jie Zhang <jie.zhang@analog.com>:
1810 * config/bfin/bfin.c (ret_regs): New.
1811 (must_save_fp_p): Don't return true because of frame_pointer_needed.
1812 (must_save_rets_p): New.
1813 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
1814 current_function_is_leaf.
1815 (do_link): Likewise.
1816 (do_unlink): Likewise.
1817 (expand_interrupt_handler_prologue): Use ret_regs array.
1818 (expand_interrupt_handler_epilogue): Use ret_regs array and
1819 pass return register to gen_return_internal.
1820 (bfin_expand_epilogue): Pass return register to
1821 gen_return_internal.
1822 (bfin_expand_call): Explicitly clobber RETS.
1823 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
1824 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
1825 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
1826 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
1828 (return_internal): Take a reg rtx rather than the register number.
1830 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
1832 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
1833 when comparing against estimated_loop_iterations_int return.
1835 2009-09-03 Richard Guenther <rguenther@suse.de>
1837 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
1838 eh_personality_libfunc.
1840 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1842 * tree-parloops.c (separate_decls_in_region): Add space.
1844 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1846 * tree-parloops.c (separate_decls_in_region): Change the condition
1847 checking if there are reductions in the loop.
1849 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1851 PR tree-optimization/38275
1852 * tree-parloops.c (parallelize_loops): Replace profitability condition
1853 for expected number of iterations.
1855 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1857 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
1858 (bootstrap-debug): Explain conditions in which it becomes default.
1859 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
1862 2009-09-03 Namhyung Kim <namhyung@gmail.com>
1864 * doc/invoke.texi (Optimize Options): Move
1865 -finline-small-functions to the -O2 list.
1867 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1869 * toplev.c (process_options): Enable var-tracking-assignments
1870 by default if var-tracking is enabled.
1872 2009-09-02 David Daney <ddaney@caviumnetworks.com>
1874 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
1876 * emit-rtl.c (prev_nonnote_insn_bb): New function.
1877 * rtl.h (prev_nonnote_insn_bb): Declare it.
1879 2009-09-03 Diego Novillo <dnovillo@google.com>
1881 * cgraph.c (cgraph_node_for_decl): New.
1882 * cgraph.h (cgraph_node_for_decl): Declare.
1883 * tree.c (host_integerp): Return 0 if T is NULL.
1885 2009-09-03 Diego Novillo <dnovillo@google.com>
1887 * tree.h (struct alias_pair): Move from varasm.c.
1888 (alias_pairs): Likewise.
1889 (TYPE_MAXVAL): Define.
1890 (TYPE_MINVAL): Define.
1891 (iterative_hash_host_wide_int): Declare.
1892 (remove_unreachable_alias_pairs): Declare.
1893 * tree-pass.h (pass_ipa_free_lang_data): Declare.
1894 * diagnostic.c (default_diagnostic_starter): Make extern.
1895 (default_diagnostic_finalizer): Make extern.
1896 * diagnostic.h (default_diagnostic_starter): Declare.
1897 (default_diagnostic_finalizer): Declare.
1898 (default_tree_printer): Declare.
1899 * toplev.c (default_tree_printer): Make extern.
1901 2009-09-03 Richard Guenther <rguenther@suse.de>
1902 Diego Novillo <dnovillo@google.com>
1904 * cgraph.c (cgraph_add_new_function): Remove gimplification.
1905 * cgraphunit.c (cgraph_expand_function): Do not emit
1906 associated thunks from here.
1907 (cgraph_emit_thunks): New.
1908 (cgraph_optimize): Call it.
1909 Return if any IPA pass finds an error.
1910 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
1913 2009-09-03 Simon Baldwin <simonb@google.com>
1914 Rafael Espindola <espindola@google.com>
1915 Richard Guenther <rguenther@suse.de>
1916 Doug Kwan <dougkwan@google.com>
1917 Diego Novillo <dnovillo@google.com>
1919 * tree.c: Include tree-pass.h, langhooks-def.h,
1920 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
1921 (free_lang_data_in_type): New.
1922 (need_assembler_name_p): New.
1923 (free_lang_data_in_block): New.
1924 (free_lang_data_in_decl): New.
1925 (struct free_lang_data_d): New.
1926 (add_tree_to_fld_list): New.
1927 (find_decls_types_r): New.
1928 (get_eh_types_for_runtime): New.
1929 (find_decls_types_in_eh_region): New.
1930 (find_decls_types_in_node): New.
1931 (find_decls_types_in_var): New.
1932 (free_lang_data_in_cgraph): New.
1933 (free_lang_data): New.
1934 (gate_free_lang_data): New.
1935 (pass_ipa_free_lang_data): New.
1937 2009-09-03 Diego Novillo <dnovillo@google.com>
1939 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
1940 * langhooks.h (struct lang_hooks): Add field free_lang_data.
1941 (lang_hooks): Remove const qualifier.
1942 * ipa.c (cgraph_remove_unreachable_nodes): Call
1943 remove_unreachable_alias_pairs.
1944 * except.c (add_type_for_runtime): Check if TYPE has
1945 already been converted.
1946 (lookup_type_for_runtime): Likewise.
1947 (check_handled): Handle converted types.
1948 * varasm.c (remove_unreachable_alias_pairs): New.
1949 * gimple.c: Include demangle.h.
1950 (gimple_decl_printable_name): New.
1951 (gimple_fold_obj_type_ref): New.
1952 * gimple.h (gimple_decl_printable_name): Declare.
1953 (gimple_fold_obj_type_ref): Declare.
1954 * passes.c (init_optimization_passes): Add pass
1955 pass_ipa_free_lang_data.
1956 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
1957 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
1959 2009-09-03 Diego Novillo <dnovillo@google.com>
1961 * c-lang.c (lang_hooks): Remove const qualifier.
1963 2009-09-02 Loren James Rittle <ljrittle@acm.org>
1965 * doc/install.texi (*-*-freebsd*): Update target information.
1967 2009-09-02 Anatoly Sokolov <aesok@post.ru>
1969 * hard-reg-set.h (call_fixed_regs): Remove.
1970 * reginfo.c (call_fixed_regs): Remove.
1971 (init_reg_sets_1): Remove initialization of call_fixed_regs.
1972 (globalize_reg): Don't use call_fixed_regs.
1973 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
1976 2009-09-01 Michael Matz <matz@suse.de>
1978 * expr.h (emit_storent_insn, expand_expr_real_1,
1979 expand_expr_real_2): Declare.
1980 * expr.c (emit_storent_insn, expand_expr_real_1,
1981 expand_expr_real_2): Export.
1982 (store_expr): Setting and evaluating dont_return_target is useless.
1983 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
1984 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
1985 * except.c (expand_resx_expr): Rename to ...
1986 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
1987 * except.h (expand_resx_stmt): Declare.
1988 * stmt.c: Add include gimple.h
1989 (expand_asm_expr): Rename to ...
1990 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
1991 (expand_case): Rewrite to take gimple statement.
1992 * tree.h (expand_asm_stmt): Declare.
1993 (expand_case): Change prototype.
1994 * Makefile.in (stmt.o): Depend on gimple.h.
1995 * builtins.c (expand_builtin_synchronize): Build gimple asm
1996 statement, not an ASM_EXPR.
1997 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
1998 gimple_to_tree, release_stmt_tree): Remove.
1999 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
2000 ggc_free, but hold comparison code and operands separately.
2001 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
2002 (expand_call_stmt, expand_gimple_stmt_1,
2003 expand_gimple_stmt): New helpers.
2004 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
2005 release_stmt_tree. Call expand_gimple_stmt instead.
2006 (expand_gimple_basic_block): Ditto.
2008 * calls.c (emit_call_1): Don't look at EH regions here, make
2009 fntree parameter useless.
2010 (expand_call): New local rettype for TREE_TYPE(exp), use it
2011 throughout. Remove local p, use addr instead.
2012 Don't look at EH regions here.
2014 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
2016 * doc/invoke.texi (-fsched-pressure): Document it.
2017 (-fsched-reg-pressure-heuristic): Remove it.
2019 * reload.c (ira.h): Include.
2020 (find_reloads): Add choosing reload on number of small spilled
2023 * haifa-sched.c (ira.h): Include.
2024 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
2025 saved_reg_pressure, curr_reg_live, saved_reg_live,
2026 region_ref_regs): New variables.
2027 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
2028 initiate_reg_pressure_info, setup_ref_regs,
2029 initiate_bb_reg_pressure_info, save_reg_pressure,
2030 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
2032 (setup_insn_reg_pressure_info): New function.
2033 (rank_for_schedule): Add pressure checking and insn issue time.
2034 Remove comparison of insn reg weights.
2035 (ready_sort): Set insn reg pressure info.
2036 (update_register_pressure, setup_insn_max_reg_pressure,
2037 update_reg_and_insn_max_reg_pressure,
2038 sched_setup_bb_reg_pressure_info): New functions.
2039 (schedule_insn): Add code for printing and updating reg pressure info.
2040 (find_set_reg_weight, find_insn_reg_weight): Remove.
2041 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
2042 (debug_ready_list): Print reg pressure info.
2043 (schedule_block): Ditto. Check insn issue time.
2044 (sched_init): Set up sched_pressure_p. Allocate and set up some
2045 reg pressure related info.
2046 (sched_finish): Free some reg pressure related info.
2047 (fix_tick_ready): Make insn always ready if pressure_p.
2048 (init_h_i_d): Don't call find_insn_reg_weight.
2049 (haifa_finish_h_i_d): Free insn reg pressure info.
2051 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2052 ira_memory_move_cost, ira_class_hard_regs,
2053 ira_class_hard_regs_num, ira_no_alloc_regs,
2054 ira_available_class_regs, ira_reg_class_cover_size,
2055 ira_reg_class_cover, ira_class_translate): Move to ira.h.
2057 * ira-lives.c (single_reg_class): Check mode to find how many
2058 registers are necessary for operand.
2059 (ira_implicitly_set_insn_hard_regs): New.
2061 * common.opt (fsched-pressure): New options.
2062 (fsched-reg-pressure-heuristic): Remove.
2064 * ira.c (setup_eliminable_regset): Rename to
2065 ira_setup_eliminable_regset. Make it external.
2066 (expand_reg_info): Pass cover class to setup_reg_classes.
2067 (ira): Call resize_reg_info instead of allocate_reg_info.
2069 * sched-deps.c: Include ira.h.
2070 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
2071 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
2072 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
2073 mark_insn_hard_regno_birth, mark_insn_reg_birth,
2074 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
2075 mark_insn_reg_store, mark_insn_reg_clobber,
2076 setup_insn_reg_pressure_info): New.
2077 (sched_analyze_1): Update implicit_reg_pending_uses.
2078 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
2079 Use them to create dependencies. Set insn reg uses and pressure
2080 info. Process reg_pending_uses in one place.
2081 (free_deps): Free implicit sets.
2082 (remove_from_deps): Remove implicit sets if necessary. Check
2083 implicit sets when clearing reg_last_in_use.
2084 (init_deps_global): Clear implicit_reg_pending_clobbers and
2085 implicit_reg_pending_uses.
2087 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2088 ira_memory_move_cost, ira_class_hard_regs,
2089 ira_class_hard_regs_num, ira_no_alloc_regs,
2090 ira_available_class_regs, ira_reg_class_cover_size,
2091 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
2092 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
2093 ira_implicitly_set_insn_hard_regs): New prototypes.
2095 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
2096 cost_elements_num): New variables.
2097 (allocno_costs, total_costs): Rename to costs and
2098 total_allocno_costs.
2099 (COSTS_OF_ALLOCNO): Rename to COSTS.
2100 (allocno_pref): Rename to pref.
2101 (allocno_pref_buffer): Rename to pref_buffer.
2102 (common_classes): Rename to regno_cover_class.
2104 (record_reg_classes): Set allocno attributes only if allocno_p.
2105 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
2106 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
2107 and COSTS_OF_ALLOCNO.
2108 (print_costs): Rename to print_allocno_costs.
2109 (print_pseudo_costs): New.
2110 (process_bb_node_for_costs): Split into 2 functions with new
2111 function process_bb_for_costs. Pass BB to process_bb_for_costs.
2112 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
2113 new parameter dump_file. Use cost_elements_num instead of
2114 ira_allocnos_num. Make one iteration if preferred classes were
2115 already calculated for scheduler. Make 2 versions of code
2116 depending on allocno_p.
2117 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
2118 regno_cover_class and COSTS instead of common_classes and
2120 (init_costs, finish_costs): New.
2121 (ira_costs): Set up allocno_p and cost_elements_num. Call
2122 init_costs and finish_costs.
2123 (ira_set_pseudo_classes): New.
2125 * rtl.h (allocate_reg_info): Remove.
2126 (resize_reg_info): Change return type.
2127 (reg_cover_class): New.
2128 (setup_reg_classes): Add new parameter.
2130 * sched-int.h (struct deps_reg): New member implicit_sets.
2131 (sched_pressure_p, sched_regno_cover_class): New external definitions.
2132 (INCREASE_BITS): New macro.
2133 (struct reg_pressure_data, struct reg_use_data): New.
2134 (struct _haifa_insn_data): Remove reg_weight. Add members
2135 reg_pressure, reg_use_list, reg_set_list, and
2136 reg_pressure_excess_cost_change.
2137 (struct deps): New member implicit_sets.
2138 (pressure_p): New variable.
2139 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
2140 (struct reg_pressure_data, struct reg_use_data): New.
2141 (INSN_REG_WEIGHT): Remove.
2142 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
2143 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
2144 (sched_init_region_reg_pressure_info,
2145 sched_setup_bb_reg_pressure_info): New prototypes.
2147 * reginfo.c (struct reg_pref): New member coverclass.
2148 (reg_cover_class): New function.
2149 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
2150 (reg_info_size): New variable.
2151 (allocate_reg_info): Make static. Setup reg_info_size.
2152 (resize_reg_info): Use reg_info_size. Return flag of resizing.
2153 (setup_reg_classes): Add a new parameter. Setup cover class too.
2155 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
2158 * sched-rgn.c (deps_join): Set up implicit_sets.
2159 (schedule_region): Set up region and basic blocks pressure
2162 * passes.c (init_optimization_passes): Move
2163 pass_subregs_of_mode_init before pass_sched.
2165 2009-09-02 Martin Jambor <mjambor@suse.cz>
2167 * tree-sra.c (struct access): New field grp_hint.
2168 (dump_access): Dump grp_hint.
2169 (sort_and_splice_var_accesses): Set grp_hint if a group is read
2171 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
2172 those which have been specifically read and somehow written to.
2173 (propagate_subacesses_accross_link): Set grp_hint of right child and
2174 also possibly of the left child.
2176 2009-09-02 Jakub Jelinek <jakub@redhat.com>
2178 * tree-object-size.c (addr_object_size): Always use object_size_type
2179 0 or 2 when determining the pointer pointed object size.
2181 2009-09-02 Richard Guenther <rguenther@suse.de>
2184 2009-08-31 Richard Guenther <rguenther@suse.de>
2186 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2187 to query if the memory regions for memmove overlap.
2188 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2189 asserts on pointers, instead deal with odd trees.
2190 (ptr_derefs_may_alias_p): Likewise.
2191 (refs_may_alias_p_1): Constructor bases also never alias.
2193 2009-08-01 Christian Bruel <christian.bruel@st.com>
2196 2009-07-31 Christian Bruel <christian.bruel@st.com>
2197 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2199 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
2201 * doc/invoke.texi (-fvar-tracking-assignments): New.
2202 (-fvar-tracking-assignments-toggle): New.
2203 (-fdump-final-insns=file): Mark filename as optional.
2204 (--param min-nondebug-insn-uid): New.
2205 (-gdwarf-@{version}): Mention version 4.
2206 * opts.c (common_handle_option): Accept it.
2207 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
2208 * regrename.c (regrename_optimize): Drop last. Don't count debug
2209 insns as uses. Don't reject change because of debug insn.
2210 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
2211 from the chain starter, and check for inexact matches in DEBUG_INSNS.
2212 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
2213 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
2214 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
2215 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
2216 * doc/gimple.texi (is_gimple_debug): New.
2217 (gimple_debug_bind_p): New.
2218 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
2219 * doc/install.texi (bootstrap-debug): More details.
2220 (bootstrap-debug-big, bootstrap-debug-lean): Document.
2221 (bootstrap-debug-lib): More details.
2222 (bootstrap-debug-ckovw): Update.
2223 (bootstrap-time): New.
2224 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
2225 (insert_phi_nodes_for): Insert debug stmts.
2226 (rewrite_stmt): Take iterator. Insert debug stmts.
2227 (rewrite_enter_block): Adjust.
2228 (maybe_replace_use_in_debug_stmt): New.
2229 (rewrite_update_stmt): Use it.
2230 (mark_use_interesting): Return early for debug stmts.
2231 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
2232 stmts before replacing stmt.
2233 (move_computations_stmt): Likewise.
2234 * ira-conflicts.c (add_copies): Skip debug insns.
2235 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
2236 (regstat_bb_compute_ri): Skip debug insns.
2237 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
2238 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
2239 check_loop_closed_ssa_stmt): Skip debug stmts.
2240 * tree-tailcall.c (find_tail_calls): Likewise.
2241 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
2242 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
2243 (build_var_debug_value_stat): Declare.
2244 (build_var_debug_value): Define.
2245 (target_for_debug_bind): Declare.
2246 * reload.c (find_equiv_reg): Skip debug insns.
2247 * rtlanal.c (reg_used_between_p): Skip debug insns.
2248 (side_effects_p): Likewise.
2249 (canonicalize_condition): Likewise.
2250 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
2251 insns never depend on debug insns.
2252 (create_ddg_dep_no_link): Likewise.
2253 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
2254 Don't add inter-loop dependencies for debug insns.
2255 (build_intra_loop_deps): Likewise.
2256 (create_ddg): Count debug insns.
2257 * ddg.h (struct ddg::num_debug): New.
2258 (num_backargs): Pair up with previous int field.
2259 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
2260 -fcompare-debug-second.
2261 * final.c (get_attr_length_1): Skip debug insns.
2262 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
2263 * gcc.c (invoke_as): Call compare-debug-dump-opt.
2264 (driver_self_specs): Map -fdump-final-insns to
2265 -fdump-final-insns=..
2266 (get_local_tick): New.
2267 (compare_debug_dump_opt_spec_function): Test for . argument and
2268 compute output name. Compute temp output spec without flag name.
2269 Compute -frandom-seed.
2270 (OPT): Undef after use.
2271 * cfgloopanal.c (num_loop_insns): Skip debug insns.
2272 (average_num_loop_insns): Likewise.
2273 * params.h (MIN_NONDEBUG_INSN_UID): New.
2274 * gimple.def (GIMPLE_DEBUG): New.
2275 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
2276 * auto-inc-dec.c (merge_in_block): Skip debug insns.
2277 (merge_in_block): Fix whitespace.
2278 * toplev.c (flag_var_tracking): Update comment.
2279 (flag_var_tracking_assignments): New.
2280 (flag_var_tracking_assignments_toggle): New.
2281 (process_options): Don't open final insns dump file if we're not
2282 going to write to it. Compute defaults for var_tracking.
2283 * df-scan.c (df_insn_rescan_debug_internal): New.
2284 (df_uses_record): Handle debug insns.
2285 * haifa-sched.c (ready): Initialize n_debug.
2286 (contributes_to_priority): Skip debug insns.
2287 (dep_list_size): New.
2289 (rank_for_schedule): Likewise. Schedule debug insns as soon as
2290 they're ready. Disregard previous debug insns to make decisions.
2291 (queue_insn): Never queue debug insns.
2292 (ready_add, ready_remove_first, ready_remove): Count debug insns.
2293 (schedule_insn): Don't reject debug insns because of issue rate.
2294 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
2295 (queue_to_ready): Skip and discount debug insns.
2296 (choose_ready): Let debug insns through.
2297 (schedule_block): Check boundary debug insns. Discount debug
2298 insns, schedule them early. Adjust whitespace.
2299 (set_priorities): Check for boundary debug insns.
2300 (add_jump_dependencies): Use dep_list_size.
2301 (prev_non_location_insn): New.
2302 (check_cfg): Use it.
2303 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
2305 (remove_unused_ivs): Reset debug stmts.
2306 * modulo-sched.c (const_iteration_count): Skip debug insns.
2307 (res_MII): Discount debug insns.
2308 (loop_single_full_bb_p): Skip debug insns.
2309 (sms_schedule): Likewise.
2310 (sms_schedule_by_order): Likewise.
2311 (ps_has_conflicts): Likewise.
2312 * caller-save.c (refmarker_fn): New.
2313 (save_call_clobbered_regs): Replace regs with saved mem in
2315 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
2316 Call refmarker_fn mark for hardregnos.
2317 (mark_reg_as_referenced): New.
2318 (replace_reg_with_saved_mem): New.
2319 * ipa-pure-const.c (check_stmt): Skip debug stmts.
2320 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
2322 (cse_extended_basic_block): Skip debug insns.
2323 (count_reg_usage): Likewise.
2324 (is_dead_reg): New, split out of...
2325 (set_live_p): ... here.
2326 (insn_live_p): Use it for debug insns.
2327 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
2328 (execute_optimize_stdarg): Likewise.
2329 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2330 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
2331 changes in debug stmts as changes.
2332 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
2333 (moveup_expr): Don't move across debug insns. Don't move
2334 debug insn if it would create a bookkeeping block.
2335 (moveup_expr_cached): Don't use cache for debug insns that
2336 are heads of blocks.
2337 (compute_av_set_inside_bb): Skip debug insns.
2338 (sel_rank_for_schedule): Schedule debug insns first. Remove
2340 (block_valid_for_bookkeeping_p); Support lax searches.
2341 (create_block_for_bookkeeping): Adjust block numbers when
2342 encountering debug-only blocks.
2343 (find_place_for_bookkeeping): Deal with debug-only blocks.
2344 (generate_bookkeeping_insn): Accept no place to insert.
2345 (remove_temp_moveop_nops): New argument full_tidying.
2346 (prepare_place_to_insert): Deal with debug insns.
2347 (advance_state_on_fence): Debug insns don't start cycles.
2348 (update_boundaries): Take fence as argument. Deal with
2350 (schedule_expr_on_boundary): No full_tidying on debug insns.
2351 (fill_insns): Deal with debug insns.
2352 (track_scheduled_insns_and_blocks): Don't count debug insns.
2353 (need_nop_to_preserve_insn_bb): New, split out of...
2354 (remove_insn_from_stream): ... this.
2355 (fur_orig_expr_not_found): Skip debug insns.
2356 * rtl.def (VALUE): Move up.
2358 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
2359 (nearest_common_dominator_of_uses): Take debug_stmts argument.
2360 Set it if debug stmts are found.
2361 (statement_sink_location): Skip debug stmts. Propagate
2362 moving defs into debug stmts.
2363 * ifcvt.c (first_active_insn): Skip debug insns.
2364 (last_active_insns): Likewise.
2365 (cond_exec_process_insns): Likewise.
2366 (noce_process_if_block): Likewise.
2367 (check_cond_move_block): Likewise.
2368 (cond_move_convert_if_block): Likewise.
2369 (block_jumps_and_fallthru_p): Likewise.
2370 (dead_or_predicable): Likewise.
2371 * dwarf2out.c (debug_str_hash_forced): New.
2372 (find_AT_string): Add comment.
2373 (gen_label_for_indirect_string): New.
2374 (get_debug_string_label): New.
2375 (AT_string_form): Use it.
2376 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
2377 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
2378 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
2379 several operations that cannot be represented with DWARF opcodes.
2380 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
2381 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
2382 (dwarf2out_var_location): Take during-call mark into account.
2383 (output_indirect_string): Update comment. Output if there are
2384 label and references.
2385 (prune_indirect_string): New.
2386 (prune_unused_types): Call it if debug_str_hash_forced.
2387 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
2388 (dw_long_long_const): Remove.
2389 (struct dw_val_struct): Change val_long_long type to rtx.
2390 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
2391 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
2392 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
2393 component instead of HOST_BITS_PER_LONG.
2394 (output_loc_operands): Likewise. For const8* assert
2395 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
2396 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
2397 rather than HOST_BITS_PER_LONG is >= 64.
2398 (add_AT_long_long): Remove val_hi and val_lo arguments, add
2400 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
2401 HOST_BITS_PER_LONG for dw_val_class_long_long.
2402 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
2403 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
2404 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
2406 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2407 Handle DW_OP_implicit_value.
2408 (extract_int): Move prototype earlier.
2409 (mem_loc_descriptor): For SUBREG punt if inner
2410 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
2411 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
2412 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
2413 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
2414 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
2415 instead of Pmode size.
2416 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
2417 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
2418 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
2419 (concat_loc_descriptor, concatn_loc_descriptor,
2420 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
2421 (add_location_or_const_value_attribute): Likewise. For single
2422 location loc_lists attempt to use add_const_value_attribute
2423 for constant decls. Add DW_AT_const_value even if
2424 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
2426 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
2427 (control_flow_insn_p): Likewise.
2428 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
2429 (separate_decls_in_region_debug_bind): New.
2430 (separate_decls_in_region): Process debug bind stmts afterwards.
2431 * recog.c (verify_changes): Handle debug insns.
2432 (extract_insn): Likewise.
2433 (peephole2_optimize): Skip debug insns.
2434 * dse.c (scan_insn): Skip debug insns.
2435 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
2437 (setup_id_for_insn): Handle debug insns.
2438 (maybe_tidy_empty_bb): Adjust whitespace.
2439 (tidy_control_flow): Skip debug insns.
2440 (sel_remove_insn): Adjust for debug insns.
2441 (sel_estimate_number_of_insns): Skip debug insns.
2442 (create_insn_rtx_from_pattern): Handle debug insns.
2443 (create_copy_of_insn_rtx): Likewise.
2444 * sel-sched-.h (sel_bb_end): Declare.
2445 (sel_bb_empty_or_nop_p): New.
2446 (get_all_loop_exits): Use it.
2447 (_eligible_successor_edge_p): Likewise.
2448 (return_nop_to_pool): Adjust.
2449 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
2450 * ira-lives.c (process_bb_node_lives): Skip debug insns.
2451 * gimple-pretty-print.c (dump_gimple_debug): New.
2452 (dump_gimple_stmt): Use it.
2453 (dump_bb_header): Skip gimple debug stmts.
2454 * regmove.c (optimize_reg_copy_1): Discount debug insns.
2455 (fixup_match_2): Likewise.
2456 (regmove_backward_pass): Likewise. Simplify combined
2457 replacement. Handle debug insns.
2458 * function.c (instantiate_virtual_regs): Handle debug insns.
2459 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
2460 * print-rtl.h: Include cselib.h.
2461 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
2462 * df.h (df_inns_rescan_debug_internal): Declare.
2463 * gcse.c (alloc_hash_table): Estimate n_insns.
2464 (cprop_insn): Don't regard debug insns as changes.
2465 (bypass_conditional_jumps): Skip debug insns.
2466 (one_pre_gcse_pass): Adjust.
2467 (one_code_hoisting_pass): Likewise.
2468 (compute_ld_motion_mems): Skip debug insns.
2469 (one_cprop_pass): Adjust.
2470 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
2471 (if_convertible_stmt_p): Handle debug stmts.
2472 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
2473 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
2474 * ira-build.c (create_bb_allocnos): Skip debug insns.
2475 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
2476 (has_single_use): Likewise.
2477 (single_imm_use): Likewise.
2478 (num_imm_uses): Likewise.
2479 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
2480 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
2481 (create_outofssa_var_map): Likewise.
2482 * lower-subreg.c (adjust_decomposed_uses): New.
2483 (resolve_debug): New.
2484 (decompose_multiword_subregs): Use it.
2485 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
2486 * emit-rtl.c: Include params.h.
2487 (cur_debug_insn_uid): Define.
2488 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
2489 (copy_rtx_if_shared_1): Handle debug insns.
2490 (reset_used_flags): Likewise.
2491 (set_used_flags): LIkewise.
2492 (get_max_insn_count): New.
2493 (next_nondebug_insn): New.
2494 (prev_nondebug_insn): New.
2495 (make_debug_insn_raw): New.
2496 (emit_insn_before_noloc): Handle debug insns.
2497 (emit_jump_insn_before_noloc): Likewise.
2498 (emit_call_insn_before_noloc): Likewise.
2499 (emit_debug_insn_before_noloc): New.
2500 (emit_insn_after_noloc): Handle debug insns.
2501 (emit_jump_insn_after_noloc): Likewise.
2502 (emit_call_insn_after_noloc): Likewise.
2503 (emit_debug_insn_after_noloc): Likewise.
2504 (emit_insn_after): Take loc from earlier non-debug insn.
2505 (emit_jump_insn_after): Likewise.
2506 (emit_call_insn_after): Likewise.
2507 (emit_debug_insn_after_setloc): New.
2508 (emit_debug_insn_after): New.
2509 (emit_insn_before): Take loc from later non-debug insn.
2510 (emit_jump_insn_before): Likewise.
2511 (emit_call_insn_before): Likewise.
2512 (emit_debug_insn_before_setloc): New.
2513 (emit_debug_insn_before): New.
2514 (emit_insn): Handle debug insns.
2515 (emit_debug_insn): New.
2516 (emit_jump_insn): Handle debug insns.
2517 (emit_call_insn): Likewise.
2519 (init_emit): Take min-nondebug-insn-uid into account.
2520 Initialize cur_debug_insn_uid.
2521 (emit_copy_of_insn_after): Handle debug insns.
2522 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
2523 location of single rhs in place.
2524 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
2525 (floor_sdiv_adjust): New.
2526 (cell_sdiv_adjust): New.
2527 (cell_udiv_adjust): New.
2528 (round_sdiv_adjust): New.
2529 (round_udiv_adjust): New.
2530 (wrap_constant): Moved from cselib.
2531 (unwrap_constant): New.
2532 (expand_debug_expr): New.
2533 (expand_debug_locations): New.
2534 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
2536 (gimple_expand_cfg): Expand debug locations.
2537 * cselib.c: Include tree-pass.h.
2538 (struct expand_value_data): New.
2539 (cselib_record_sets_hook): New.
2540 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
2541 (cselib_clear_table): Move, and implemnet in terms of...
2542 (cselib_reset_table_with_next_value): ... this.
2543 (cselib_get_next_unknown_value): New.
2544 (discard_useless_locs): Don't discard preserved values.
2545 (cselib_preserve_value): New.
2546 (cselib_preserved_value_p): New.
2547 (cselib_preserve_definitely): New.
2548 (cselib_clear_preserve): New.
2549 (cselib_preserve_only_values): New.
2550 (new_cselib_val): Take rtx argument. Dump it in details.
2551 (cselib_lookup_mem): Adjust.
2552 (expand_loc): Take regs_active in struct. Adjust. Silence
2553 dumps unless details are requested.
2554 (cselib_expand_value_rtx_cb): New.
2555 (cselib_expand_value_rtx): Rename and reimplment in terms of...
2556 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
2557 without details. Copy more subregs. Try to resolve values
2558 using a callback. Wrap constants.
2559 (cselib_subst_to_values): Adjust.
2560 (cselib_log_lookup): New.
2561 (cselib_lookup): Call it.
2562 (cselib_invalidate_regno): Don't count preserved values as useless.
2563 (cselib_invalidate_mem): Likewise.
2564 (cselib_record_set): Likewise.
2565 (struct set): Renamed to cselib_set, moved to cselib.h.
2566 (cselib_record_sets): Adjust. Call hook.
2567 (cselib_process_insn): Reset table when it would be cleared.
2568 (dump_cselib_val): New.
2569 (dump_cselib_table): New.
2570 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
2571 (remove_forwarder_block): Support moving debug stmts.
2572 * cselib.h (cselib_record_sets_hook): Declare.
2573 (cselib_expand_callback): New type.
2574 (cselib_expand_value_rtx_cb): Declare.
2575 (cselib_reset_table_with_next_value): Declare.
2576 (cselib_get_next_unknown_value): Declare.
2577 (cselib_preserve_value): Declare.
2578 (cselib_preserved_value_p): Declare.
2579 (cselib_preserve_only_values): Declare.
2580 (dump_cselib_table): Declare.
2581 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
2582 (try_crossjump_to_edge): Likewise.
2583 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
2584 dominated blocks when debug stmts are present.
2585 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
2586 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
2587 (set_var_live_on_entry): Likewise.
2588 * loop-invariant.c (find_invariants_bb): Skip debug insns.
2589 * cfglayout.c (curr_location, last_location): Make static.
2590 (set_curr_insn_source_location): Don't avoid bouncing.
2591 (get_curr_insn_source_location): New.
2592 (get_curr_insn_block): New.
2593 (duplicate_insn_chain): Handle debug insns.
2594 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
2596 * common.opt (fcompare-debug): Move to sort order.
2597 (fdump-unnumbered-links): Likewise.
2598 (fvar-tracking-assignments): New.
2599 (fvar-tracking-assignments-toggle): New.
2600 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
2601 because of debug stmts.
2602 (mark_stmt_if_obviously_necessary): Mark debug stmts.
2603 (eliminate_unnecessary_stmts): Walk dominated blocks before
2605 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
2606 * ira.c (memref_used_between_p): Skip debug insns.
2607 (update_equiv_regs): Likewise.
2608 * sched-deps.c (sd_lists_size): Accept empty list.
2609 (sd_init_insn): Mark debug insns.
2610 (sd_finish_insn): Unmark them.
2611 (sd_add_dep): Reject non-debug deps on debug insns.
2612 (fixup_sched_groups): Give debug insns group treatment.
2614 (sched_analyze_reg): Don't mark debug insns for sched before call.
2615 (sched_analyze_2): Handle debug insns.
2616 (sched_analyze_insn): Compute next non-debug insn. Handle debug
2618 (deps_analyze_insn): Handle debug insns.
2619 (deps_start_bb): Skip debug insns.
2620 (init_deps): Initialize last_debug_insn.
2621 * tree-ssa.c (target_for_debug_bind): New.
2622 (find_released_ssa_name): New.
2623 (propagate_var_def_into_debug_stmts): New.
2624 (propagate_defs_into_debug_stmts): New.
2625 (verify_ssa): Skip debug bind stmts without values.
2626 (warn_uninialized_vars): Skip debug stmts.
2627 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
2628 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
2629 (rtx_equal_p): Likewise.
2630 * ira-costs.c (scan_one_insn): Skip debug insns.
2631 (process_bb_node_for_hard_reg_moves): Likewise.
2632 * rtl.h (DEBUG_INSN_P): New.
2633 (NONDEBUG_INSN_P): New.
2634 (MAY_HAVE_DEBUG_INSNS): New.
2635 (INSN_P): Accept debug insns.
2636 (RTX_FRAME_RELATED_P): Likewise.
2637 (INSN_DELETED_P): Likewise
2638 (PAT_VAR_LOCATION_DECL): New.
2639 (PAT_VAR_LOCATION_LOC): New.
2640 (PAT_VAR_OCATION_STATUS): New.
2641 (NOTE_VAR_LOCATION_DECL): Reimplement.
2642 (NOTE_VAR_LOCATION_LOC): Likewise.
2643 (NOTE_VAR_LOCATION_STATUS): Likewise.
2644 (INSN_VAR_LOCATION): New.
2645 (INSN_VAR_LOCATION_DECL): New.
2646 (INSN_VAR_LOCATION_LOC): New.
2647 (INSN_VAR_LOCATION_STATUS): New.
2648 (gen_rtx_UNKNOWN_VAR_LOC): New.
2649 (VAR_LOC_UNKNOWN_P): New.
2650 (NOTE_DURING_CALL_P): New.
2651 (SCHED_GROUP_P): Accept debug insns.
2652 (emit_debug_insn_before): Declare.
2653 (emit_debug_insn_before_noloc): Declare.
2654 (emit_debug_insn_beore_setloc): Declare.
2655 (emit_debug_insn_after): Declare.
2656 (emit_debug_insn_after_noloc): Declare.
2657 (emit_debug_insn_after_setloc): Declare.
2658 (emit_debug_insn): Declare.
2659 (make_debug_insn_raw): Declare.
2660 (prev_nondebug_insn): Declare.
2661 (next_nondebug_insn): Declare.
2662 (delegitimize_mem_from_attrs): Declare.
2663 (get_max_insn_count): Declare.
2664 (wrap_constant): Declare.
2665 (unwrap_constant): Declare.
2666 (get_curr_insn_source_location): Declare.
2667 (get_curr_insn_block): Declare.
2668 * tree-inline.c (insert_debug_decl_map): New.
2669 (processing_debug_stmt): New.
2670 (remap_decl): Don't create new mappings in debug stmts.
2671 (remap_gimple_op_r): Don't add references in debug stmts.
2672 (copy_tree_body_r): Likewise.
2673 (remap_gimple_stmt): Handle debug bind stmts.
2674 (copy_bb): Skip debug stmts.
2675 (copy_edges_for_bb): Likewise.
2676 (copy_debug_stmt): New.
2677 (copy_debug_stmts): New.
2678 (copy_body): Copy debug stmts at the end.
2679 (insert_init_debug_bind): New.
2680 (insert_init_stmt): Take id. Skip and emit debug stmts.
2681 (setup_one_parameter): Remap variable earlier, register debug mapping.
2682 (estimate_num_insns): Skip debug stmts.
2683 (expand_call_inline): Preserve debug_map.
2684 (optimize_inline_calls): Check for no debug_stmts left-overs.
2685 (unsave_expr_now): Preserve debug_map.
2686 (copy_gimple_seq_and_replace_locals): Likewise.
2687 (tree_function_versioning): Check for no debug_stmts left-overs.
2688 Init and destroy debug_map as needed. Split edges unconditionally.
2689 (build_duplicate_type): Init and destroy debug_map as needed.
2690 * tree-inline.h: Include gimple.h instead of pointer-set.h.
2691 (struct copy_body_data): Add debug_stmts and debug_map.
2692 * sched-int.h (struct ready_list): Add n_debug.
2693 (struct deps): Add last_debug_insn.
2694 (DEBUG_INSN_SCHED_P): New.
2695 (BOUNDARY_DEBUG_INSN_P): New.
2696 (SCHEDULE_DEBUG_INSN_P): New.
2697 (sd_iterator_cond): Accept empty list.
2698 * combine.c (create_log_links): Skip debug insns.
2699 (combine_instructions): Likewise.
2700 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
2701 return value is always unshared.
2702 (struct rtx_subst_pair): New.
2703 (auto_adjust_pair): New.
2704 (propagate_for_debug_subst): New.
2705 (propagate_for_debug): New.
2706 (try_combine): Skip debug insns. Propagate removed defs into
2708 (next_nonnote_nondebug_insn): New.
2709 (distribute_notes): Use it. Skip debug insns.
2710 (distribute_links): Skip debug insns.
2711 * tree-outof-ssa.c (set_location_for_edge): Likewise.
2712 * resource.c (mark_target_live_regs): Likewise.
2713 * var-tracking.c: Include cselib.h and target.h.
2714 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
2716 (micro_operation_type_name): New.
2717 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
2718 (struct micro_operation_def): Update comments.
2719 (decl_or_value): New type. Use instead of decls.
2720 (struct emit_note_data_def): Add vars.
2721 (struct attrs_def): Use decl_or_value.
2722 (struct variable_tracking_info_def): Add permp, flooded.
2723 (struct location_chain_def): Update comment.
2724 (struct variable_part_def): Use decl_or_value.
2725 (struct variable_def): Make var_part a variable length array.
2727 (scratch_regs): New.
2728 (cselib_hook_called): New.
2729 (dv_is_decl_p): New.
2730 (dv_is_value_p): New.
2733 (dv_as_opaque): New.
2734 (dv_onepart_p): New.
2736 (IS_DECL_CODE): New.
2737 (check_value_is_not_decl): New.
2738 (dv_from_decl): New.
2739 (dv_from_value): New.
2740 (dv_htab_hash): New.
2741 (variable_htab_hash): Use it.
2742 (variable_htab_eq): Support values.
2743 (variable_htab_free): Free from the right pool.
2744 (attrs_list_member, attrs_list_insert): Use decl_or_value.
2745 (attrs_list_union): Adjust.
2746 (attrs_list_mpdv_union): New.
2747 (tie_break_pointers): New.
2748 (canon_value_cmp): New.
2749 (unshare_variable): Return possibly-modified slot.
2750 (vars_copy_1): Adjust.
2751 (var_reg_decl_set): Adjust. Split out of...
2752 (var_reg_set): ... this.
2753 (get_init_value): Adjust.
2754 (var_reg_delete_and_set): Adjust.
2755 (var_reg_delete): Adjust.
2756 (var_regno_delete): Adjust.
2757 (var_mem_decl_set): Split out of...
2758 (var_mem_set): ... this.
2759 (var_mem_delete_and_set): Adjust.
2760 (var_mem_delete): Adjust.
2764 (variable_union): Adjust. Speed up merge of 1-part vars.
2765 (variable_canonicalize): Use unshared slot.
2766 (VALUED_RECURSED_INTO): New.
2767 (find_loc_in_1pdv): New.
2768 (struct dfset_merge): New.
2769 (insert_into_intersection): New.
2770 (intersect_loc_chains): New.
2772 (canonicalize_loc_order_check): New.
2773 (canonicalize_values_mark): New.
2774 (canonicalize_values_star): New.
2775 (variable_merge_over_cur): New.
2776 (variable_merge_over_src): New.
2777 (dataflow_set_merge): New.
2778 (dataflow_set_equiv_regs): New.
2779 (remove_duplicate_values): New.
2780 (struct dfset_post_merge): New.
2781 (variable_post_merge_new_vals): New.
2782 (variable_post_merge_perm_vals): New.
2783 (dataflow_post_merge_adjust): New.
2784 (find_mem_expr_in_1pdv): New.
2785 (dataflow_set_preserve_mem_locs): New.
2786 (dataflow_set_remove_mem_locs): New.
2787 (dataflow_set_clear_at_call): New.
2788 (onepart_variable_different_p): New.
2789 (variable_different_p): Use it.
2790 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
2791 (track_expr_p): Add need_rtl parameter. Don't generate rtl
2793 (track_loc_p): Pass it true.
2794 (struct count_use_info): New.
2795 (find_use_val): New.
2796 (replace_expr_with_values): New.
2798 (use_type): New, partially split out of...
2799 (count_uses): ... this. Count new micro-ops.
2800 (count_uses_1): Adjust.
2801 (count_stores): Adjust.
2802 (count_with_sets): New.
2803 (VAL_NEEDS_RESOLUTION): New.
2804 (VAL_HOLDS_TRACK_EXPR): New.
2805 (VAL_EXPR_IS_COPIED): New.
2806 (VAL_EXPR_IS_CLOBBERED): New.
2807 (add_uses): Adjust. Generate new micro-ops.
2808 (add_uses_1): Adjust.
2809 (add_stores): Generate new micro-ops.
2810 (add_with_sets): New.
2811 (find_src_status): Adjust.
2812 (find_src_set_src): Adjust.
2813 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
2814 Handle new micro-ops. Canonicalize value equivalances.
2815 (vt_find_locations): Compute total size of hash tables for
2816 dumping. Perform merge for var-tracking-assignments. Don't
2817 disregard single-block loops.
2818 (dump_attrs_list): Handle decl_or_value.
2819 (dump_variable): Take variable. Deal with decl_or_value.
2820 (dump_variable_slot): New.
2821 (dump_vars): Use it.
2822 (dump_dataflow_sets): Adjust.
2823 (set_slot_part): New, extended to support one-part variables
2824 after splitting out of...
2825 (set_variable_part): ... this.
2826 (clobber_slot_part): New, split out of...
2827 (clobber_variable_part): ... this.
2828 (delete_slot_part): New, split out of...
2829 (delete_variable_part): .... this.
2830 (check_wrap_constant): New.
2831 (vt_expand_loc_callback): New.
2832 (vt_expand_loc): New.
2833 (emit_note_insn_var_location): Adjust. Handle values. Handle
2834 EMIT_NOTE_AFTER_CALL_INSN.
2835 (emit_notes_for_differences_1): Adjust. Handle values.
2836 (emit_notes_for_differences_2): Likewise.
2837 (emit_notes_for_differences): Adjust.
2838 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
2839 Adjust. Handle new micro-ops.
2840 (vt_add_function_parameters): Adjust. Create and bind values.
2841 (vt_initialize): Adjust. Initialize scratch_regs and
2842 valvar_pool, flooded and perm.. Initialize and use cselib. Log
2843 operations. Move some code to count_with_sets and add_with_sets.
2844 (delete_debug_insns): New.
2845 (vt_debug_insns_local): New.
2846 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
2848 (var_tracking_main): If var-tracking-assignments is enabled
2849 but var-tracking isn't, delete debug insns and leave. Likewise
2850 if we exceed limits or fail the stack adjustments tests, and
2851 after all var-tracking processing.
2852 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
2853 (dataflow_set): Add traversed_vars.
2854 (value_chain, const_value_chain): New typedefs.
2855 (value_chain_pool, value_chains): New variables.
2856 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
2857 add_value_chains, add_cselib_value_chains, remove_value_chain,
2858 remove_value_chains, remove_cselib_value_chains): New functions.
2859 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
2860 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
2862 (shared_hash_find_slot_unshare, shared_hash_find_slot,
2863 shared_hash_find_slot_noinsert, shared_hash_find): Update.
2864 (dst_can_be_shared): New variable.
2865 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
2866 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
2867 different from set->vars, look up slot again instead of using the
2869 (dataflow_set_init): Initialize traversed_vars.
2870 (variable_union): Use shared_hash_*. Use initially NO_INSERT
2871 lookup if set->vars is shared. Don't keep slot cleared before
2872 calling unshare_variable. Unshare set->vars if needed. Adjust
2873 unshare_variable callers. Clear dst_can_be_shared if needed.
2874 Even ->refcount == 1 vars must be unshared if set->vars is shared
2875 and var needs to be modified.
2876 (dataflow_set_union): Set traversed_vars during canonicalization.
2877 (VALUE_CHANGED, DECL_CHANGED): Define.
2878 (set_dv_changed, dv_changed_p): New static inlines.
2879 (track_expr_p): Clear DECL_CHANGED.
2880 (dump_dataflow_sets): Set it.
2881 (variable_was_changed): Call set_dv_changed.
2882 (emit_note_insn_var_location): Likewise.
2883 (changed_variables_stack): New variable.
2884 (check_changed_vars_1, check_changed_vars_2): New functions.
2885 (emit_notes_for_changes): Do nothing if changed_variables is
2886 empty. Traverse changed_variables with check_changed_vars_1,
2887 call check_changed_vars_2 on each changed_variables_stack entry.
2888 (emit_notes_in_bb): Add SET argument. Just clear it at the
2889 beginning, use it instead of local &set, don't destroy it at the end.
2890 (vt_emit_notes): Call dataflow_set_clear early on all
2891 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
2892 computed set, dataflow_set_clear also VTI(bb)->in when we are
2893 done with the basic block. Initialize changed_variables_stack,
2894 free it afterwards. If ENABLE_CHECKING verify that after noting
2895 differences to an empty set value_chains hash table is empty.
2896 (vt_initialize): Initialize value_chains and value_chain_pool.
2897 (vt_finalize): Delete value_chains htab, free value_chain_pool.
2898 (variable_tracking_main): Call dump_dataflow_sets before calling
2899 vt_emit_notes, not after it.
2900 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
2901 (propagate_var_def_into_debug_stmts): Declare.
2902 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
2903 (df_set_note): Reject debug insns.
2904 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
2905 add notes to debug insns.
2906 (df_note_bb_compute): Adjust. Likewise.
2907 (df_simulate_uses): Skip debug insns.
2908 (df_simulate_initialize_backwards): Likewise.
2909 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
2910 (subst_stack_regs_pat): Reject debug insns.
2911 (convert_regs_1): Handle debug insns.
2912 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
2913 (print-rtl.o): Depend on cselib.h.
2914 (cselib.o): Depend on TREE_PASS_H.
2915 (var-tracking.o): Depend on cselib.h and TARGET_H.
2916 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
2917 (init_ready_list): Skip boundary debug insns.
2918 (add_branch_dependences): Skip debug insns.
2919 (free_block_dependencies): Check for blocks with only debug insns.
2920 (compute_priorities): Likewise.
2921 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
2922 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
2924 (gimple_build_debug_bind_stat): New.
2925 (empty_body_p): Skip debug stmts.
2926 (gimple_has_side_effects): Likewise.
2927 (gimple_rhs_has_side_effects): Likewise.
2928 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
2929 (gimple_build_debug_bind_stat): Declare.
2930 (gimple_build_debug_bind): Define.
2931 (is_gimple_debug): New.
2932 (gimple_debug_bind_p): New.
2933 (gimple_debug_bind_get_var): New.
2934 (gimple_debug_bind_get_value): New.
2935 (gimple_debug_bind_get_value_ptr): New.
2936 (gimple_debug_bind_set_var): New.
2937 (gimple_debug_bind_set_value): New.
2938 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
2939 (gimple_debug_bind_reset_value): New.
2940 (gimple_debug_bind_has_value_p): New.
2941 (gsi_next_nondebug): New.
2942 (gsi_prev_nondebug): New.
2943 (gsi_start_nondebug_bb): New.
2944 (gsi_last_nondebug_bb): New.
2945 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
2946 (print_insn): Handle DEBUG_INSN.
2947 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
2948 of first insn prevail.
2949 (first_stmt): Skip debug stmts.
2950 (first_non_label_stmt): Likewise.
2951 (last_stmt): Likewise.
2952 (has_zero_uses_1): New.
2953 (single_imm_use_1): New.
2954 (verify_gimple_debug): New.
2955 (verify_types_in_gimple_stmt): Handle debug stmts.
2956 (verify_stmt): Likewise.
2957 (debug_loop_num): Skip debug stmts.
2958 (remove_edge_and_dominated_blocks): Remove dominators last.
2959 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
2960 (linearize_expr): Likewise.
2961 * config/i386/i386.c (ix86_delegitimize_address): Call
2962 default implementation.
2963 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
2964 (group_barrier_needed): Skip debug insns.
2965 (emit_insn_group_barriers): Likewise.
2966 (emit_all_insn_group_barriers): Likewise.
2967 (ia64_variable_issue): Handle debug insns.
2968 (ia64_dfa_new_cycle): Likewise.
2969 (final_emit_insn_group_barriers): Skip debug insns.
2970 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
2971 def cfa without frame.
2972 (process_set): Likewise.
2973 (process_for_unwind_directive): Pass frame on.
2974 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2975 (rs6000_delegitimize_address): New.
2976 (rs6000_debug_adjust_cost): Handle debug insns.
2977 (is_microcoded_insn): Likewise.
2978 (is_cracked_insn): Likewise.
2979 (is_nonpipeline_insn): Likewise.
2980 (insn_must_be_first_in_group): Likewise.
2981 (insn_must_be_last_in_group): Likewise.
2982 (force_new_group): Likewise.
2983 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
2984 contains only debug insns.
2985 (rtl_merge_blocks): Skip debug insns.
2986 (purge_dead_edges): Likewise.
2987 (rtl_block_ends_with_call_p): Skip debug insns.
2988 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
2989 (mark_reg_dependencies): Skip debug insns.
2990 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
2991 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
2992 * tree-ssa-threadedge.c
2993 (record_temporary_equivalences_from_stmts): Skip debug stmts.
2994 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
2995 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
2996 (copyprop_hardreg_forward_1): Handle debug insns.
2997 * reload1.c (reload): Skip debug insns. Replace unassigned
2998 pseudos in debug insns with their equivalences.
2999 (eliminate_regs_in_insn): Skip debug insns.
3000 (emit_input_reload_insns): Skip debug insns at first, adjust
3002 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
3003 (get_indirect_ref_operands): Pass opf_no_vops on.
3004 (get_expr_operands): Likewise. Skip debug stmts.
3005 (parse_ssa_operands): Scan debug insns with opf_no_vops.
3007 2009-09-01 Richard Henderson <rth@redhat.com>
3009 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
3010 stmt_ends_pp_p statements at least once.
3011 * tree-vrp.c (vrp_initialize): Likewise.
3012 (vrp_visit_stmt): Be prepared for non-interesting stmts.
3014 2009-09-01 Dodji Seketeli <dodji@redhat.com>
3017 Fix AIX bootstrap after PR debug/30161
3018 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
3019 that is a GNU extension.
3020 (tmpl_value_parm_die_table): Move the definition of this global
3021 outside #ifdef DWARF2_DEBUGGING_INFO region.
3023 2009-09-01 Richard Guenther <rguenther@suse.de>
3025 * tree.c (tree_expr_size): New function.
3026 * tree.h (tree_expr_size): Declare.
3027 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
3028 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
3029 * langhooks.c (lhd_expr_size): Remove.
3030 * langhooks.h (struct lang_hooks): Remove expr_size.
3031 * explow.c (expr_size): Use tree_expr_size.
3032 (int_expr_size): Likewise.
3033 * langhooks-def.h (lhd_expr_size): Remove.
3034 (LANG_HOOKS_EXPR_SIZE): Likewise.
3035 (LANG_HOOKS_INITIALIZER): Adjust.
3037 2009-09-01 Richard Guenther <rguenther@suse.de>
3039 * tree-flow.h (mark_addressable): Move declaration ...
3040 * tree.h (mark_addressable): ... here.
3041 * stmt.c (expand_asm_operands): Use mark_addressable, not
3042 lang_hooks.mark_addressable.
3043 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3044 LANG_HOOKS_MARK_ADDRESSABLE.
3045 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
3046 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
3048 2009-08-31 Chris Demetriou <cgd@google.com>
3050 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
3051 vectorize if not TARGET_SSE2.
3053 2009-08-31 DJ Delorie <dj@redhat.com>
3055 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
3056 registers if no coprocessor is enabled.
3058 2009-08-31 Dodji Seketeli <dodji@redhat.com>
3061 * cgraph.h (cgraph_get_node): Declare ...
3062 * cgraph.c (cgraph_get_node): ... new function.
3063 * dwarf2out.c (gen_generic_params_dies,
3064 generic_parameter_die, tree_add_const_value_attribute_for_decl,
3065 make_ith_pack_parameter_name,
3066 append_entry_to_tmpl_value_parm_die_table,
3067 gen_remaining_tmpl_value_param_die_attribute): New functions.
3068 (gen_subprogram_die): Generate debug info for template parameters
3069 if debug info level is higher than DINFO_LEVEL_TERSE.
3070 Use tree_add_const_value_attribute_for_decl instead of
3071 tree_add_const_value_attribute.
3072 (gen_const_die): Use tree_add_const_value_attribute_for_decl
3073 instead of tree_add_const_value_attribute.
3074 (gen_struct_or_union_type_die): Generate debug
3075 info for template parameters if debug info level is higher than
3077 (tree_add_const_value_attribute): Handle integral and pointer
3078 constants. Update comment.
3079 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
3080 (dwarf_attr_name): Support DW_AT_GNU_template_name.
3081 (reference_to_unused): Fix thinko. Remove redundant predicates from
3083 (tree_add_const_value_attribute): Make this work for constant
3085 tree_add_const_value_attribute_for_decl is to be used for variable
3087 (add_location_or_const_value_attribute): Use
3088 tree_add_const_value_attribute_for_decl now.
3089 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
3090 DW_TAG_template_value_param DIEs after function DIEs have been
3092 * langhooks.h (lang_hooks_for_types): Add
3093 get_argument_pack_elems.
3094 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
3095 (lang_hooks): Added get_innermost_generic_parms,
3096 get_innermost_generic_args.
3097 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
3098 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
3099 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
3100 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
3102 2009-08-31 DJ Delorie <dj@redhat.com>
3104 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
3105 it once we start generating the prologue or epilogue.
3106 (mep_call_saves_register): If the frame is locked, re-use
3108 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
3109 (mep_expand_prologue): Call it.
3110 (mep_expand_epilogue): Likewise.
3111 (mep_start_function): Use the same logic as mep_expand_prologue.
3112 (mep_pass_by_reference): Make logic more readable.
3113 (mep_return_in_memory): Zero-sized objects are passed in memory.
3114 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
3116 2009-08-31 Richard Guenther <rguenther@suse.de>
3118 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3119 to query if the memory regions for memmove overlap.
3120 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3121 asserts on pointers, instead deal with odd trees.
3122 (ptr_derefs_may_alias_p): Likewise.
3123 (refs_may_alias_p_1): Constructor bases also never alias.
3125 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
3127 * doc/install.texi (Final install): Adjust reference on where to
3128 order printed manuals.
3130 2009-08-30 Olivier Hainque <hainque@adacore.com>
3132 * dwarf2out.c (switch_to_frame_table_section): Move
3133 definition prior to first use.
3135 2009-08-30 Richard Guenther <rguenther@suse.de>
3137 PR tree-optimization/41186
3138 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
3139 (ao_ref_init_from_ptr_and_size): New function.
3140 (ref_maybe_used_by_call_p_1): Be more precise tracking
3141 used ranges for builtin functions.
3142 (ref_maybe_used_by_call_p): Adjust.
3143 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
3144 ranges for builtin functions.
3145 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
3147 2009-08-30 Alan Modra <amodra@bigpond.net.au>
3150 * fwprop.c (get_reg_use_in): Delete.
3151 (free_load_extend): New function.
3152 (forward_propagate_subreg): Use it.
3154 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
3156 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
3158 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
3161 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
3164 2009-08-29 Douglas B Rupp <rupp@gnat.com>
3166 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
3167 fini or fini_array section.
3169 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3171 * graphite-dependences.c (graphite_legal_transform_bb): Call
3172 pbb_remove_duplicate_pdrs.
3173 * graphite-poly.c (can_collapse_pdr): Removed.
3174 (pdr_find_duplicate): Removed.
3175 (can_collapse_pdrs): New.
3176 (pbb_remove_duplicate_pdrs): New.
3177 (new_poly_dr): Do not look for duplicates.
3178 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
3179 (PBB_PDR_DUPLICATES_REMOVED): New.
3180 (pbb_remove_duplicate_pdrs): Declared.
3182 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3184 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
3185 the strides by multiplying by PDR_NB_REFS.
3186 * graphite-poly.c (can_collapse_pdr): New.
3187 (pdr_find_duplicate): New.
3188 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
3189 Initialize PDR_NB_REFS.
3190 * graphite-poly.h (struct poly_dr): Add field nb_refs.
3192 (new_poly_dr): Number of subscripts is a graphite_dim_t.
3194 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3197 * graphite-poly.c (apply_poly_transforms): Remove legality test before
3200 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3202 * graphite-dependences.c (pddr_original_scattering): Return NULL
3203 for read-read dependence relations.
3204 * graphite-poly.h (enum poly_dr_type): Fix comment.
3207 (pdr_may_write_p): New.
3209 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3211 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
3212 (struct poly_dr): Same.
3213 (new_poly_dr): Same.
3214 * graphite-poly.c (new_poly_dr): Same.
3215 * graphite-dependences.c (dot_deps): Disable call to system.
3217 2009-08-28 Cary Coutant <ccoutant@google.com>
3220 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
3221 struct/union/enum types local to a function.
3223 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3224 Sebastian Pop <sebastian.pop@amd.com>
3226 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
3227 pbb_strip_mine_time_depth. Changed the implementation so that
3228 transformation is expressed as a transformation on
3229 time (scatttering) dimensions. Also, ensures that the 2d+1
3230 scheduling format is preserved.
3231 (pbb_strip_mine_profitable_p): Profitability is based on the
3232 iteration number of a given time (scattering) dimension,
3233 and not on a original loop depth dimension.
3234 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
3235 (pbb_do_strip_mine): Call psct_dynamic_dim.
3236 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
3237 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
3238 (pbb_nb_dynamic_scattering_transform): New.
3239 (psct_dynamic_dim): New.
3241 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3243 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3244 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3245 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
3246 * graphite-interchange.c (build_linearized_memory_access): Same.
3247 (memory_stride_in_loop): Same.
3249 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3251 * graphite-dependences.c (pddr_original_scattering): New.
3252 (graphite_legal_transform_dr): Call pddr_original_scattering.
3255 * graphite-dependences.h (dot_deps): Declared.
3256 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
3257 (print_pdr): Print PDR_ID.
3258 * graphite-poly.h (struct poly_dr): Add field id.
3261 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
3263 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3265 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
3266 not delete the original dependence relation.
3268 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3270 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
3271 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
3272 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
3273 (free_poly_ddr): New.
3274 (pddr_is_empty): New.
3275 (dependence_polyhedron_1): Now returns a poly_ddr_p.
3276 (dependence_polyhedron): Same. Remove useless gcc_assert.
3278 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3279 (graphite_carried_dependence_level_k): Call pddr_is_empty.
3280 * graphite-dependences.h (enum poly_dependence_kind): New.
3281 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
3282 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3283 (PDRP_SINK): Renamed PDDR_SINK.
3284 (PDRP_DDP): Renamed PDDR_DDP.
3286 (free_poly_ddr): Declared.
3287 * graphite-poly.c (new_scop): Use the new hash function names.
3288 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3289 into original_pddrs.
3290 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3292 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3294 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3295 bounds with LT_EXPR to make niter analysis more precise on code
3296 generated by Graphite.
3298 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3300 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3301 (graphite_legal_transform_bb): Same.
3302 (poly_drs_may_alias_p): Same.
3304 2009-08-28 Richard Guenther <rguenther@suse.de>
3306 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
3308 2009-08-28 Jan Beulich <jbeulich@novell.com>
3310 * config/i386/netware.c: Include langhooks.h.
3311 (i386_nlm_encode_section_info): Simplify.
3312 (netware_override_options): Delete.
3313 * config/i386/netware.h (netware_override_options): Delete
3315 (OVERRIDE_OPTIONS): Delete definition.
3316 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3317 (ASM_COMMENT_START): Define.
3318 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
3320 2009-08-28 Jan Beulich <jbeulich@novell.com>
3322 * configure.ac: For in-tree ld, do a plain version check to
3323 determine whether comdat groups are supported.
3324 * configure: Regenerate.
3326 2009-08-28 Olivier Hainque <hainque@adacore.com>
3328 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
3329 always defined. Reflect definition or absence of such for
3330 COLLECT_EXPORT_LIST. Readability helper.
3331 (scanfilter): New enum, to help control what symbols
3332 are to be considered or ignored by scan_prog_file.
3333 (enum pass): Rename as "scanpass", moved together with scanfilter
3334 prior to scan_prog_file's prototype.
3335 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
3336 Group prototype with the scanpass/scanfilter definitions, factorize
3337 head comments for the several implementations at the prototype.
3338 (main): Reorganize the first pass link control to let AIX
3339 drag only the needed frame tables in executables. Prevent
3340 frame tables collection during the scan aimed at static ctors.
3341 Pre-link and scan for frame tables later to compensate.
3342 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
3343 A C statement to issue assembly directives that create a reference
3344 to the given DWARF table identifier label from the current function
3346 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
3347 to differentiate first time section entry. Only emit a .data
3348 tables start identifier label the first time around.
3349 (switch_to_frame_table_section): New function. Helper for
3350 output_call_frame_info to switch possibly BACK into the eh_frame
3351 or the debug_frame section depending on FOR_EH.
3352 (output_call_frame_info): Use helper to first enter the proper
3354 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
3355 emit a link to the frame table start label from each function
3357 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3358 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
3359 * config/rs6000/rs6000-protos.h: Declare it.
3360 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
3362 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3364 * config/sh/sh.c (split_branches): Check the result of
3367 2009-08-27 Steve Ellcey <sje@cup.hp.com>
3369 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
3370 using -pthread -fopenmp
3372 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3374 * doc/service.texi (service directory): Update URL.
3376 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
3378 PR rtl-optimization/40861
3379 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
3380 extract word from a multi-word subreg for negative byte positions.
3382 2009-08-27 Tristan Gingold <gingold@adacore.com>
3383 Douglas B Rupp <rupp@gnat.com>
3385 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
3386 (SECTION_VMS_OVERLAY): Define.
3387 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
3389 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
3391 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
3392 common_object declarations.
3393 (ia64_section_type_flags): Set section flag for common_object.
3394 * config/ia64/ia64-protos.h
3395 (ia64_vms_output_aligned_decl_common): Declare.
3396 (ia64_vms_elf_asm_named_section): Declare.
3398 2009-08-27 Michael Matz <matz@suse.de>
3400 * expr.c (expand_expr_real_2): New function taking exploded
3401 unary or binary expression, split out from ...
3402 (expand_expr_real_1): ... here. Move over all unary/binary
3403 switch parts to above function, in particular these codes:
3404 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
3405 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
3406 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
3407 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
3408 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
3409 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
3410 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
3411 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
3412 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
3413 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
3414 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
3415 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
3416 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
3417 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
3418 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
3419 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
3420 VEC_PACK_FIX_TRUNC_EXPR.
3421 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
3424 2009-08-27 Richard Guenther <rguenther@suse.de>
3426 * gengtype.c (main): Handle uint64_t.
3427 * ipa-utils.c (get_base_var): Indent properly.
3428 * tree-ssa-live.c (debug_scope_block): New function.
3429 * tree-flow.h (debug_scope_block): Declare.
3430 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
3431 * basic-block.h (enum profile_status): Rename to
3432 enum profile_status_d.
3433 (x_profile_status): Adjust type.
3435 2009-08-27 Dodji Seketeli <dodji@redhat.com>
3438 * dwarf2out.c (get_context_die): Declare this static function.
3439 (gen_type_die_with_usage): Make sure a DIE is a generated for
3440 the context of a typedef.
3442 2009-08-26 Anatoly Sokolov <aesok@post.ru>
3444 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
3447 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
3449 * config/mips/mips-protos.h (mips_output_sync): Declare.
3450 (mips_sync_loop_insns): Likewise.
3451 (mips_output_sync_loop): Replace first two parameters with an rtx.
3452 * config/mips/mips.c (mips_multi_member): New structure.
3453 (mips_multi_members): New variable.
3454 (mips_multi_start): New function.
3455 (mips_multi_add): Likewise.
3456 (mips_multi_add_insn): Likewise.
3457 (mips_multi_add_label): Likewise.
3458 (mips_multi_last_index): Likewise.
3459 (mips_multi_copy_insn): Likewise.
3460 (mips_multi_set_operand): Likewise.
3461 (mips_multi_write): Likewise.
3462 (mips_print_operand_punctuation): Remove '%|' and '%-'.
3463 (mips_init_print_operand_punct): Update accordingly.
3464 (mips_start_ll_sc_sync_block): New function.
3465 (mips_end_ll_sc_sync_block): Likewise.
3466 (mips_output_sync): Likewise.
3467 (mips_sync_insn1_template): Likewise.
3468 (mips_sync_insn2_template): Likewise.
3469 (mips_get_sync_operand): Likewise.
3470 (mips_process_sync_loop): Likewise.
3471 (mips_output_sync_loop): Use mips_process_sync_loop.
3472 (mips_sync_loop_insns): New function.
3473 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
3474 (MIPS_COMPARE_AND_SWAP_12): Likewise.
3475 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
3476 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
3477 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
3478 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
3479 (MIPS_SYNC_OLD_OP_12): Likewise.
3480 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
3481 (MIPS_SYNC_NEW_OP_12): Likewise.
3482 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
3483 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
3484 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
3485 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
3486 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
3487 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
3488 * config/mips/mips.md (sync_mem): New attribute.
3489 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
3490 (sync_exclusive_mask, sync_required_oldval): Likewise.
3491 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
3492 (sync_release_barrier): Likewise.
3493 (length): Handle sync loops.
3494 (sync): Use mips_output_sync.
3495 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
3496 (sync_compare_and_swap<mode>): Set the new sync_* attributes
3497 and use mips_output_sync_loop.
3498 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
3499 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
3500 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
3501 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
3502 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
3503 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
3504 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
3505 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
3506 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
3508 2009-08-26 Richard Guenther <rguenther@suse.de>
3511 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
3512 the types to not match.
3513 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
3515 * tree-ssa.c (useless_type_conversion_p): Conversions to
3516 pointers to unprototyped functions are useless.
3518 2009-08-26 Richard Guenther <rguenther@suse.de>
3520 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
3521 whole-program condition, prepare to be called for non-globals.
3522 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
3523 params build a representative with known type and track its fields.
3525 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
3527 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
3528 clearing by a taken branch.
3529 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
3530 effectively after bbro pass.
3531 (sync_nand<mode>): Ditto.
3532 (sync_old_<fetchop_name><mode>): Ditto.
3533 (sync_old_nand<mode>): Ditto.
3534 (sync_new_<fetchop_name><mode>): Dito.
3535 (sync_new_nand<mode>): Ditto.
3536 (sync_compare_and_swap<mode>_1): Ditto.
3537 (*sync_compare_and_swap<mode>): Ditto.
3538 (sync_lock_test_and_set<mode>_1): Ditto.
3539 ("sync_lock_test_and_set<mode>): Ditto.
3541 2009-08-25 Douglas B Rupp <rupp@gnat.com>
3543 * hwint.h (HOST_LONG_FORMAT): New macro
3544 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
3545 Use HOST_PTR_PRINTF.
3546 * system.h (HOST_PTR_PRINTF): Resurrect old macro
3547 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
3548 (HOST_PTR_PRINTF): Document.
3550 2009-08-25 Jan Hubicka <jh@suse.cz>
3552 * config/i386/bmmintrin.h: Replace by #error.
3555 Michael Meissner <michael.meissner@amd.com>
3556 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3557 Tony Linthicum <tony.linthicum@amd.com>
3559 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3560 (TARGET_ROUND): New macro for the round/ptest instructions which
3561 are shared between SSE4.1 and SSE5.
3562 (OPTION_MASK_ISA_ROUND): Ditto.
3563 (OPTION_ISA_ROUND): Ditto.
3564 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3565 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3567 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3568 (-mfused-madd): New switch to give users control over whether the
3569 compiler optimizes to use the multiply/add SSE5 instructions.
3571 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
3572 (ix86_handle_option): Turn off 3dnow if -msse5.
3573 (override_options): Add SSE5 support.
3574 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3576 (ix86_expand_sse_movcc): Add SSE5 support.
3577 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3578 vector type to the next largest size.
3579 (ix86_expand_sse5_pack): New function to use pperm to pack a
3580 vector type to the next smallest size.
3581 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3582 (IX86_BUILTIN_FMADDSD): Ditto.
3583 (IX86_BUILTIN_FMADDPS): Ditto.
3584 (IX86_BUILTIN_FMADDPD): Ditto.
3585 (IX86_BUILTIN_FMSUBSS): Ditto.
3586 (IX86_BUILTIN_FMSUBSD): Ditto.
3587 (IX86_BUILTIN_FMSUBPS): Ditto.
3588 (IX86_BUILTIN_FMSUBPD): Ditto.
3589 (IX86_BUILTIN_FNMADDSS): Ditto.
3590 (IX86_BUILTIN_FNMADDSD): Ditto.
3591 (IX86_BUILTIN_FNMADDPS): Ditto.
3592 (IX86_BUILTIN_FNMADDPD): Ditto.
3593 (IX86_BUILTIN_FNMSUBSS): Ditto.
3594 (IX86_BUILTIN_FNMSUBSD): Ditto.
3595 (IX86_BUILTIN_FNMSUBPS): Ditto.
3596 (IX86_BUILTIN_FNMSUBPD): Ditto.
3597 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3598 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3599 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3600 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3601 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3602 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3603 (IX86_BUILTIN_PPERM): Ditto.
3604 (IX86_BUILTIN_PERMPS): Ditto.
3605 (IX86_BUILTIN_PERMPD): Ditto.
3606 (IX86_BUILTIN_PMACSSWW): Ditto.
3607 (IX86_BUILTIN_PMACSWW): Ditto.
3608 (IX86_BUILTIN_PMACSSWD): Ditto.
3609 (IX86_BUILTIN_PMACSWD): Ditto.
3610 (IX86_BUILTIN_PMACSSDD): Ditto.
3611 (IX86_BUILTIN_PMACSDD): Ditto.
3612 (IX86_BUILTIN_PMACSSDQL): Ditto.
3613 (IX86_BUILTIN_PMACSSDQH): Ditto.
3614 (IX86_BUILTIN_PMACSDQL): Ditto.
3615 (IX86_BUILTIN_PMACSDQH): Ditto.
3616 (IX86_BUILTIN_PMADCSSWD): Ditto.
3617 (IX86_BUILTIN_PMADCSWD): Ditto.
3618 (IX86_BUILTIN_PHADDBW): Ditto.
3619 (IX86_BUILTIN_PHADDBD): Ditto.
3620 (IX86_BUILTIN_PHADDBQ): Ditto.
3621 (IX86_BUILTIN_PHADDWD): Ditto.
3622 (IX86_BUILTIN_PHADDWQ): Ditto.
3623 (IX86_BUILTIN_PHADDDQ): Ditto.
3624 (IX86_BUILTIN_PHADDUBW): Ditto.
3625 (IX86_BUILTIN_PHADDUBD): Ditto.
3626 (IX86_BUILTIN_PHADDUBQ): Ditto.
3627 (IX86_BUILTIN_PHADDUWD): Ditto.
3628 (IX86_BUILTIN_PHADDUWQ): Ditto.
3629 (IX86_BUILTIN_PHADDUDQ): Ditto.
3630 (IX86_BUILTIN_PHSUBBW): Ditto.
3631 (IX86_BUILTIN_PHSUBWD): Ditto.
3632 (IX86_BUILTIN_PHSUBDQ): Ditto.
3633 (IX86_BUILTIN_PROTB): Ditto.
3634 (IX86_BUILTIN_PROTW): Ditto.
3635 (IX86_BUILTIN_PROTD): Ditto.
3636 (IX86_BUILTIN_PROTQ): Ditto.
3637 (IX86_BUILTIN_PROTB_IMM): Ditto.
3638 (IX86_BUILTIN_PROTW_IMM): Ditto.
3639 (IX86_BUILTIN_PROTD_IMM): Ditto.
3640 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3641 (IX86_BUILTIN_PSHLB): Ditto.
3642 (IX86_BUILTIN_PSHLW): Ditto.
3643 (IX86_BUILTIN_PSHLD): Ditto.
3644 (IX86_BUILTIN_PSHLQ): Ditto.
3645 (IX86_BUILTIN_PSHAB): Ditto.
3646 (IX86_BUILTIN_PSHAW): Ditto.
3647 (IX86_BUILTIN_PSHAD): Ditto.
3648 (IX86_BUILTIN_PSHAQ): Ditto.
3649 (IX86_BUILTIN_FRCZSS): Ditto.
3650 (IX86_BUILTIN_FRCZSD): Ditto.
3651 (IX86_BUILTIN_FRCZPS): Ditto.
3652 (IX86_BUILTIN_FRCZPD): Ditto.
3653 (IX86_BUILTIN_CVTPH2PS): Ditto.
3654 (IX86_BUILTIN_CVTPS2PH): Ditto.
3655 (IX86_BUILTIN_COMEQSS): Ditto.
3656 (IX86_BUILTIN_COMNESS): Ditto.
3657 (IX86_BUILTIN_COMLTSS): Ditto.
3658 (IX86_BUILTIN_COMLESS): Ditto.
3659 (IX86_BUILTIN_COMGTSS): Ditto.
3660 (IX86_BUILTIN_COMGESS): Ditto.
3661 (IX86_BUILTIN_COMUEQSS): Ditto.
3662 (IX86_BUILTIN_COMUNESS): Ditto.
3663 (IX86_BUILTIN_COMULTSS): Ditto.
3664 (IX86_BUILTIN_COMULESS): Ditto.
3665 (IX86_BUILTIN_COMUGTSS): Ditto.
3666 (IX86_BUILTIN_COMUGESS): Ditto.
3667 (IX86_BUILTIN_COMORDSS): Ditto.
3668 (IX86_BUILTIN_COMUNORDSS): Ditto.
3669 (IX86_BUILTIN_COMFALSESS): Ditto.
3670 (IX86_BUILTIN_COMTRUESS): Ditto.
3671 (IX86_BUILTIN_COMEQSD): Ditto.
3672 (IX86_BUILTIN_COMNESD): Ditto.
3673 (IX86_BUILTIN_COMLTSD): Ditto.
3674 (IX86_BUILTIN_COMLESD): Ditto.
3675 (IX86_BUILTIN_COMGTSD): Ditto.
3676 (IX86_BUILTIN_COMGESD): Ditto.
3677 (IX86_BUILTIN_COMUEQSD): Ditto.
3678 (IX86_BUILTIN_COMUNESD): Ditto.
3679 (IX86_BUILTIN_COMULTSD): Ditto.
3680 (IX86_BUILTIN_COMULESD): Ditto.
3681 (IX86_BUILTIN_COMUGTSD): Ditto.
3682 (IX86_BUILTIN_COMUGESD): Ditto.
3683 (IX86_BUILTIN_COMORDSD): Ditto.
3684 (IX86_BUILTIN_COMUNORDSD): Ditto.
3685 (IX86_BUILTIN_COMFALSESD): Ditto.
3686 (IX86_BUILTIN_COMTRUESD): Ditto.
3687 (IX86_BUILTIN_COMEQPS): Ditto.
3688 (IX86_BUILTIN_COMNEPS): Ditto.
3689 (IX86_BUILTIN_COMLTPS): Ditto.
3690 (IX86_BUILTIN_COMLEPS): Ditto.
3691 (IX86_BUILTIN_COMGTPS): Ditto.
3692 (IX86_BUILTIN_COMGEPS): Ditto.
3693 (IX86_BUILTIN_COMUEQPS): Ditto.
3694 (IX86_BUILTIN_COMUNEPS): Ditto.
3695 (IX86_BUILTIN_COMULTPS): Ditto.
3696 (IX86_BUILTIN_COMULEPS): Ditto.
3697 (IX86_BUILTIN_COMUGTPS): Ditto.
3698 (IX86_BUILTIN_COMUGEPS): Ditto.
3699 (IX86_BUILTIN_COMORDPS): Ditto.
3700 (IX86_BUILTIN_COMUNORDPS): Ditto.
3701 (IX86_BUILTIN_COMFALSEPS): Ditto.
3702 (IX86_BUILTIN_COMTRUEPS): Ditto.
3703 (IX86_BUILTIN_COMEQPD): Ditto.
3704 (IX86_BUILTIN_COMNEPD): Ditto.
3705 (IX86_BUILTIN_COMLTPD): Ditto.
3706 (IX86_BUILTIN_COMLEPD): Ditto.
3707 (IX86_BUILTIN_COMGTPD): Ditto.
3708 (IX86_BUILTIN_COMGEPD): Ditto.
3709 (IX86_BUILTIN_COMUEQPD): Ditto.
3710 (IX86_BUILTIN_COMUNEPD): Ditto.
3711 (IX86_BUILTIN_COMULTPD): Ditto.
3712 (IX86_BUILTIN_COMULEPD): Ditto.
3713 (IX86_BUILTIN_COMUGTPD): Ditto.
3714 (IX86_BUILTIN_COMUGEPD): Ditto.
3715 (IX86_BUILTIN_COMORDPD): Ditto.
3716 (IX86_BUILTIN_COMUNORDPD): Ditto.
3717 (IX86_BUILTIN_COMFALSEPD): Ditto.
3718 (IX86_BUILTIN_COMTRUEPD): Ditto.
3719 (IX86_BUILTIN_PCOMEQUB): Ditto.
3720 (IX86_BUILTIN_PCOMNEUB): Ditto.
3721 (IX86_BUILTIN_PCOMLTUB): Ditto.
3722 (IX86_BUILTIN_PCOMLEUB): Ditto.
3723 (IX86_BUILTIN_PCOMGTUB): Ditto.
3724 (IX86_BUILTIN_PCOMGEUB): Ditto.
3725 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3726 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3727 (IX86_BUILTIN_PCOMEQUW): Ditto.
3728 (IX86_BUILTIN_PCOMNEUW): Ditto.
3729 (IX86_BUILTIN_PCOMLTUW): Ditto.
3730 (IX86_BUILTIN_PCOMLEUW): Ditto.
3731 (IX86_BUILTIN_PCOMGTUW): Ditto.
3732 (IX86_BUILTIN_PCOMGEUW): Ditto.
3733 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3734 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3735 (IX86_BUILTIN_PCOMEQUD): Ditto.
3736 (IX86_BUILTIN_PCOMNEUD): Ditto.
3737 (IX86_BUILTIN_PCOMLTUD): Ditto.
3738 (IX86_BUILTIN_PCOMLEUD): Ditto.
3739 (IX86_BUILTIN_PCOMGTUD): Ditto.
3740 (IX86_BUILTIN_PCOMGEUD): Ditto.
3741 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3742 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3743 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3744 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3745 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3746 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3747 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3748 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3749 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3750 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3751 (IX86_BUILTIN_PCOMEQB): Ditto.
3752 (IX86_BUILTIN_PCOMNEB): Ditto.
3753 (IX86_BUILTIN_PCOMLTB): Ditto.
3754 (IX86_BUILTIN_PCOMLEB): Ditto.
3755 (IX86_BUILTIN_PCOMGTB): Ditto.
3756 (IX86_BUILTIN_PCOMGEB): Ditto.
3757 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3758 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3759 (IX86_BUILTIN_PCOMEQW): Ditto.
3760 (IX86_BUILTIN_PCOMNEW): Ditto.
3761 (IX86_BUILTIN_PCOMLTW): Ditto.
3762 (IX86_BUILTIN_PCOMLEW): Ditto.
3763 (IX86_BUILTIN_PCOMGTW): Ditto.
3764 (IX86_BUILTIN_PCOMGEW): Ditto.
3765 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3766 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3767 (IX86_BUILTIN_PCOMEQD): Ditto.
3768 (IX86_BUILTIN_PCOMNED): Ditto.
3769 (IX86_BUILTIN_PCOMLTD): Ditto.
3770 (IX86_BUILTIN_PCOMLED): Ditto.
3771 (IX86_BUILTIN_PCOMGTD): Ditto.
3772 (IX86_BUILTIN_PCOMGED): Ditto.
3773 (IX86_BUILTIN_PCOMFALSED): Ditto.
3774 (IX86_BUILTIN_PCOMTRUED): Ditto.
3775 (IX86_BUILTIN_PCOMEQQ): Ditto.
3776 (IX86_BUILTIN_PCOMNEQ): Ditto.
3777 (IX86_BUILTIN_PCOMLTQ): Ditto.
3778 (IX86_BUILTIN_PCOMLEQ): Ditto.
3779 (IX86_BUILTIN_PCOMGTQ): Ditto.
3780 (IX86_BUILTIN_PCOMGEQ): Ditto.
3781 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3782 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3783 (enum multi_arg_type): New enum for describing the various SSE5
3784 intrinsic argument types.
3785 (bdesc_multi_arg): New table for SSE5 intrinsics.
3786 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3787 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3789 (ix86_expand_builtin): Add SSE5 intrinsic support.
3790 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3791 operand instructions.
3792 (ix86_expand_sse5_multiple_memory): New function to split the
3793 second memory reference from SSE5 instructions.
3794 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3795 (ix86_return_pops_args): Use stdarg_p to determine if the function
3796 has variable arguments.
3797 (ix86_setup_incoming_varargs): Ditto.
3798 (x86_this_parameter): Ditto.
3800 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3802 (ix86_expand_sse5_pack): Ditto.
3803 (ix86_sse5_valid_op_p): Ditto.
3804 (ix86_expand_sse5_multiple_memory): Ditto.
3806 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3807 constant for SSE5 support.
3808 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3809 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3810 (UNSPEC_SSE5_PERMUTE): Ditto.
3811 (UNSPEC_SSE5_ASHIFT): Ditto.
3812 (UNSPEC_SSE5_LSHIFT): Ditto.
3813 (UNSPEC_FRCZ): Ditto.
3814 (UNSPEC_CVTPH2PS): Ditto.
3815 (UNSPEC_CVTPS2PH): Ditto.
3816 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3818 (COM_FALSE_S): Ditto.
3819 (COM_FALSE_P): Ditto.
3820 (COM_TRUE_S): Ditto.
3821 (COM_TRUE_P): Ditto.
3822 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3823 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3825 (memory attribute): Ditto.
3826 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3827 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3828 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3829 (floor<mode>2): Ditto.
3830 (ceil<mode>2): Ditto.
3831 (btrunc<mode>2): Ditto.
3832 (nearbyintdf2): Ditto.
3833 (nearbyintsf2): Ditto.
3834 (sse_setccsf): Disable if SSE5.
3835 (sse_setccdf): Ditto.
3836 (sse5_setcc<mode>): New support for SSE5 conditional move.
3837 (sse5_pcmov_<mode>): Ditto.
3839 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3841 (SSEMODEF2P): Ditto.
3842 (ssemodesuffixf4): New mode attribute for SSE5.
3843 (ssemodesuffixf2s): Ditto.
3844 (ssemodesuffixf2c): Ditto.
3845 (sserotatemax): Ditto.
3846 (ssescalarmode): Ditto.
3847 (sse_maskcmpv4sf3): Disable if SSE5.
3848 (sse_maskcmpv2df3): Ditto.
3849 (sse_vmmaskcmpv4sf3): Ditto.
3850 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
3851 (sse5_vmfmadd<mode>4): Ditto.
3852 (sse5_fmsub<mode>4): Ditto.
3853 (sse5_vmfmsub<mode>4): Ditto.
3854 (sse5_fnmadd<mode>4): Ditto.
3855 (sse5_vmfnmadd<mode>4): Ditto.
3856 (sse5_fnmsub<mode>4): Ditto.
3857 (sse5_vmfnmsub<mode>4): Ditto.
3858 (sse5i_fmadd<mode>4): Ditto.
3859 (sse5i_fmsub<mode>4): Ditto.
3860 (sse5i_fnmadd<mode>4): Ditto.
3861 (sse5i_fnmsub<mode>4): Ditto.
3862 (sse5i_vmfmadd<mode>4): Ditto.
3863 (sse5i_vmfmsub<mode>4): Ditto.
3864 (sse5i_vmfnmadd<mode>4): Ditto.
3865 (sse5i_vmfnmsub<mode>4): Ditto.
3866 (mulv16qi3): Add SSE5 support.
3868 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
3869 (sse2_mulv4si3): Disable if SSE5.
3870 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
3871 (sse4_1_roundps): Ditto.
3872 (sse4_1_roundsd): Ditto.
3873 (sse4_1_roundss): Ditto.
3874 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
3876 (sse_maskcmpsf3): Ditto.
3877 (sse_vmmaskcmpv4sf3): Ditto.
3878 (sse2_maskcmpv2df3): Ditto.
3879 (sse2_maskcmpdf3): Ditto.
3880 (sse2_vmmaskcmpv2df3): Ditto.
3881 (sse2_eq<mode>3): Ditto.
3882 (sse2_gt<mode>3): Ditto.
3883 (sse5_pcmov_<mode>): Add SSE5 support.
3884 (vec_unpacku_hi_v16qi): Ditto.
3885 (vec_unpacks_hi_v16qi): Ditto.
3886 (vec_unpacku_lo_v16qi): Ditto.
3887 (vec_unpacks_lo_v16qi): Ditto.
3888 (vec_unpacku_hi_v8hi): Ditto.
3889 (vec_unpacks_hi_v8hi): Ditto.
3890 (vec_unpacku_lo_v8hi): Ditto.
3891 (vec_unpacks_lo_v8hi): Ditto.
3892 (vec_unpacku_hi_v4si): Ditto.
3893 (vec_unpacks_hi_v4si): Ditto.
3894 (vec_unpacku_lo_v4si): Ditto.
3895 (vec_unpacks_lo_v4si): Ditto.
3896 (sse5_pmacsww): New SSE5 intrinsic insn.
3897 (sse5_pmacssww): Ditto.
3898 (sse5_pmacsdd): Ditto.
3899 (sse5_pmacssdd): Ditto.
3900 (sse5_pmacssdql): Ditto.
3901 (sse5_pmacssdqh): Ditto.
3902 (sse5_pmacsdqh): Ditto.
3903 (sse5_pmacsswd): Ditto.
3904 (sse5_pmacswd): Ditto.
3905 (sse5_pmadcsswd): Ditto.
3906 (sse5_pmadcswd): Ditto.
3907 (sse5_pcmov_<move>): Conditional move support on SSE5.
3908 (sse5_phaddbw): New SSE5 intrinsic insn.
3909 (sse5_phaddbd): Ditto.
3910 (sse5_phaddbq): Ditto.
3911 (sse5_phaddwd): Ditto.
3912 (sse5_phaddwq): Ditto.
3913 (sse5_phadddq): Ditto.
3914 (sse5_phaddubw): Ditto.
3915 (sse5_phaddubd): Ditto.
3916 (sse5_phaddubq): Ditto.
3917 (sse5_phadduwd): Ditto.
3918 (sse5_phadduwq): Ditto.
3919 (sse5_phaddudq): Ditto.
3920 (sse5_phsubbw): Ditto.
3921 (sse5_phsubwd): Ditto.
3922 (sse5_phsubdq): Ditto.
3923 (sse5_pperm): Ditto.
3924 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
3925 (sse5_pperm_zero_v16qi_v8hi): Ditto.
3926 (sse5_pperm_sign_v8hi_v4si): Ditto.
3927 (sse5_pperm_zero_v8hi_v4si): Ditto.
3928 (sse5_pperm_sign_v4si_v2di): Ditto.
3929 (sse5_pperm_sign_v4si_v2di): Ditto.
3930 (sse5_pperm_pack_v2di_v4si): Ditto.
3931 (sse5_pperm_pack_v4si_v8hi): Ditto.
3932 (sse5_pperm_pack_v8hi_v16qi): Ditto.
3933 (sse5_perm<mode>): New SSE5 intrinsic insn.
3934 (rotl<mode>3): Ditto.
3935 (sse5_rotl<mode>3): Ditto.
3936 (sse5_ashl<mode>3): Ditto.
3937 (sse5_lshl<mode>3): Ditto.
3938 (sse5_frcz<mode>2): Ditto.
3939 (sse5s_frcz<mode>2): Ditto.
3940 (sse5_cvtph2ps): Ditto.
3941 (sse5_cvtps2ph): Ditto.
3942 (sse5_vmmaskcmp<mode>3): Ditto.
3943 (sse5_com_tf<mode>3): Ditto.
3944 (sse5_maskcmp<mode>3): Ditto.
3945 (sse5_maskcmp_uns<mode>3): Ditto.
3946 (sse5_maskcmp_uns2<mode>3): Ditto.
3947 (sse5_pcom_tf<mode>3): Ditto.
3949 * config/i386/predicates.md (sse5_comparison_float_operator):
3950 New predicate to match the comparison operators supported by
3951 the SSE5 com instruction.
3952 (ix86_comparison_int_operator): New predicate to match just the
3953 signed int comparisons.
3954 (ix86_comparison_uns_operator): New predicate to match just the
3955 unsigned int comparisons.
3957 * doc/invoke.texi (-msse5): Add documentation.
3958 (-mfused-madd): Ditto.
3960 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
3962 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
3964 (x86_64-*-*): Ditto.
3966 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
3968 * config/i386/bmmintrin.h: New file, provide common x86 compiler
3969 intrinisics for SSE5.
3971 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
3974 * config/i386/mmintrin-common.h: New file, to contain common
3975 instructions between SSE4.1 and SSE5.
3977 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
3978 FOREACH_FUNCTION_ARGS to iterate over the argument list.
3979 (gen_regparm_prefix): Ditto.
3981 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
3982 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
3983 prototype_p to determine if a function is prototyped.
3985 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
3987 * c-common.c (c_common_reswords) add the alignof keyword,
3988 with same RID as __alignof and __alignof__
3990 2009-08-25 Anatoly Sokolov <aesok@post.ru>
3992 * hooks.h (hook_bool_const_int_const_int_true): Declare.
3993 * hooks.c (hook_bool_const_int_const_int_true): New function.
3994 * target.h (struct gcc_target): Add can_eliminate field.
3995 * target-def.h (TARGET_CAN_ELIMINATE): Define.
3996 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
3997 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
3998 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
3999 (elim_table): Revise comment.
4000 * system.h (CAN_ELIMINATE): Poison.
4001 * defaults.h (CAN_ELIMINATE): Remove.
4002 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4004 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
4005 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
4007 (alpha_vms_can_eliminate): Declare as static, change return type to
4009 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
4011 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
4012 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
4013 (arm_can_eliminate): New function.
4015 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
4016 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
4017 (avr_can_eliminate): Declare as static.
4018 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
4020 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
4021 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
4022 (bfin_can_eliminate): New function.
4024 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
4025 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
4026 (crx_can_eliminate): New function.
4028 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
4029 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
4030 (fr30_can_eliminate): New function.
4032 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
4033 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
4034 (frv_can_eliminate): New function.
4036 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
4037 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
4038 (h8300_can_eliminate): New function.
4040 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
4041 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
4042 (i386_can_eliminate): Declare as static, change return type to bool.
4043 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
4045 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
4046 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
4047 (ia64_can_eliminate): New function.
4049 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
4050 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
4051 (iq2000_can_eliminate): New function.
4053 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
4054 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
4055 (m32r_can_eliminate): New function.
4057 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
4058 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
4059 (m68hc11_can_eliminate): New function.
4061 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
4062 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
4063 (m68k_can_eliminate): New function.
4065 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
4066 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
4067 (mep_can_eliminate): New function.
4069 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
4070 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
4071 (mips_can_eliminate): New function.
4073 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
4074 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
4075 (rs6000_can_eliminate): New function.
4077 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
4078 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
4079 (s390_can_eliminate): Declare as static.
4080 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
4082 * config/score/score.h (CAN_ELIMINATE): Remove macro.
4083 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
4084 (score_can_eliminate): New function.
4086 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
4087 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
4088 (sparc_can_eliminate): Declare as static.
4089 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
4091 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
4092 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
4093 (xstormy16_can_eliminate): New function.
4095 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
4096 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
4097 (v850_can_eliminate): New function.
4099 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
4101 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
4102 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
4103 (*movdfcc_ext[1234]): Disable for IEEE mode.
4105 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
4107 * gimplify.c (prepare_gimple_addressable): New static function.
4108 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
4110 (gimplify_addr_expr): Invoke it similarly on the operand instead of
4111 manually fiddling with it.
4113 2009-08-25 Michael Matz <matz@suse.de>
4115 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
4116 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
4118 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
4119 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
4120 (do_jump): Split out code for simple binary comparisons into ...
4121 (do_jump_1): ... this, taking the individual operands and code.
4122 Change callers to helper function above accordingly.
4123 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
4126 2009-08-25 Michael Matz <matz@suse.de>
4128 * expr.h (struct separate_ops, sepops): New type for passing
4129 around an exploded simple expression.
4130 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
4131 Use this structure instead of expression tree.
4132 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
4133 expression, only its type.
4134 (expand_vec_cond_expr): Take type and individual operands instead
4136 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
4137 expand_vec_shift_expr): Change prototype accordingly.
4138 * tree-vect-stmts.c (vectorizable_condition): Change call of
4139 expand_vec_cond_expr_p to pass only type.
4140 * expr.c (do_store_flags): Change prototype and implementation
4141 to take an exploded expression.
4142 (expand_expr_real_1): New local ops initialized with details
4143 of the full expression. Use it instead of full
4144 expression in calls to do_store_flags, expand_vec_cond_expr,
4145 expand_widen_pattern_expr and expand_vec_shift_expr.
4147 2009-08-25 Michael Matz <matz@suse.de>
4149 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
4150 treeop2 initialized with first three operands of the full expression.
4151 Substitute all TREE_OPERAND (exp, [012]) calls with them.
4153 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
4155 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
4156 (__gthread_objc_condition_allocate): Mark arguments as unused.
4157 (__gthread_objc_condition_deallocate): Likewise.
4158 (__gthread_objc_condition_wait): Likewise.
4159 (__gthread_objc_condition_broadcast): Likewise.
4160 (__gthread_objc_condition_signal): Likewise.
4161 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
4162 (__gthread_objc_thread_id): Likewise.
4164 2009-08-25 Janus Weil <janus@gcc.gnu.org>
4167 * tree-pretty-print.c (print_call_name): Print the correct call name
4168 for procedure pointer components.
4170 2009-08-24 Steve Ellcey <sje@cup.hp.com>
4172 * config/ia64/ia64.c (ia64_promote_function_mode): Call
4173 default_promote_function_mode when not VMS.
4175 2009-08-24 Olivier Hainque <hainque@adacore.com>
4177 * convert.c (convert_to_integer): Don't assume an input pointer is
4178 POINTER_SIZE wide. Fetch from the type instead.
4180 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4182 * configure.ac (AC_PREREQ): Bump to 2.64.
4184 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
4186 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
4187 (process_command): Don't search standard_exec_prefix_1 and
4188 standard_exec_prefix_2.
4190 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4192 * config/arm/arm.c (output_return_instruction): Handle for
4195 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4197 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
4199 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4201 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
4202 (*arm_movdf_vfp): Likewise.
4204 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4206 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
4207 (vashr<mode>3): Rename from ashr<mode>3.
4208 (vlshr<mode>3): Rename from lshr<mode>3.
4210 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
4213 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
4214 (check_format_info_main): Use scalar_identify_flag.
4215 (check_format_types): Check for scalar size identity if
4216 scalar_identify_flag is set.
4217 (printf_length_specs): Extend by new field.
4218 (asm_fprintf_length_specs): Likewise.
4219 (gcc_diag_length_specs): Likewise.
4220 (scanf_length_specs): Likewise.
4221 (strfmon_length_specs): Likewise.
4222 (gcc_gfc_length_specs): Likewise.
4223 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
4224 (ms_printf_flag_specs): Likewise.
4225 * c-format.h (format_length_info): Add new member scalar_identity_flag.
4227 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
4230 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
4231 (*call_value_pop_1): Ditto.
4232 (*sibcall_pop_1): New insn pattern.
4233 (*sibcall_value_pop_1): Ditto.
4235 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4238 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
4241 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4244 * fwprop.c (try_fwprop_subst): Allow multiple sets.
4245 (get_reg_use_in): New function.
4246 (forward_propagate_subreg): Propagate through subreg of zero_extend
4249 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
4251 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
4252 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4254 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4256 * configure.ac: Remove --with-datarootdir, --with-docdir,
4257 --with-htmldir switches. No need to call AC_SUBST for
4258 datarootdir, docdir, htmldir any more.
4259 * configure: Regenerate.
4260 * doc/install.texi (Configuration): Document --datarootdir,
4261 --docdir, --htmldir, --pdfdir; update documentation for
4262 --infodir, --mandir.
4263 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
4266 * aclocal.m4: Regenerate.
4267 * config.in: Regenerate.
4268 * configure: Regenerate.
4270 2009-08-21 Douglas B Rupp <rupp@gnat.com>
4271 Olivier Hainque <hainque@adacore.com>
4273 * config/ia64/ia64.c: Include libfuncs.h.
4274 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
4275 (ia64_expand_call): Use reg 25 on VMS.
4276 (ia64_initialize_trampoline): Fix for VMS ABI.
4277 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
4278 (ia64_function_arg): Initialize reg 25 on VMS.
4279 Fix OpenVMS ABI issues for varargs.
4280 For OpenVMS, emit the Argument Information register set in the
4281 incoming/sibcall case as well.
4282 (ia64_arg_type): New function.
4283 (ia64_function_arg_advance): Keep track of cum->words.
4284 Fix OpenVMS ABI issues for varargs.
4285 (ia64_function_value): On VMS, promote mode of non-aggregate types.
4286 (ia64_override_options): Set flag_no_common on VMS.
4287 (ia64_init_builtins): Disable FWRITE builtin.
4288 (ia64_asm_output_external): Call DO_CRTL_NAMES.
4289 (ia64_vms_init_libfuncs): Add decc$ routines.
4290 (ia64_vms_valid_pointer_mode): New function.
4291 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
4292 (ia64_promote_function_mode): New function
4293 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
4294 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
4295 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4296 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
4297 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
4298 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
4299 Suppress trailing '#' if VALUE is numeric.
4300 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
4301 ia64_promote_function_mode.
4302 (TARGET_VALID_POINTER_MODE): Define.
4304 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4307 * config/rs6000/rs6000.c (rs6000_override_options): Use
4308 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
4311 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
4312 reporting of vector + decimal/boolean/complex error.
4314 2009-08-21 Jakub Jelinek <jakub@redhat.com>
4316 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
4317 __vector double TYPE_DECL.
4319 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
4321 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
4322 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
4323 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
4324 to pointer to enum machine_mode. Update all callers as needed.
4326 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
4328 * config/alpha/alpha.md (exception_receiver): Emit alternative
4329 GP load sequence if flag_reorder_blocks_and_partition is set.
4330 (*exception_receiver_2): Also enable when
4331 flag_reorder_blocks_and_partition is set.
4333 2009-08-20 Matt Rice <ratmice@gmail.com>
4334 Diego Novillo <dnovillo@google.com>
4336 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
4339 2009-08-20 Richard Guenther <rguenther@suse.de>
4341 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
4342 * c-tree.h (c_dup_lang_specific_decl): Remove.
4343 (struct lang_decl, struct lang_type): Move definitions ...
4344 * c-lang.h: ... here. New file.
4345 * c-decl.c: Include c-lang.h.
4346 (c_dup_lang_specific_decl): Remove.
4347 * c-typeck.c: Include c-lang.h.
4348 * Makefile.in (c-decl.o): Add c-lang.h dependency.
4349 (c-typeck.o): Likewise.
4350 * c-config-lang.in (gtfiles): Add c-lang.h.
4351 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
4354 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
4356 * config/alpha/alpha.c (alpha_end_function): Do not clear
4357 crtl->emit structure and free insn locators if cfun->is_thunk is true,
4358 this is now handled in generic code.
4360 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4362 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
4363 (s390_z10_fix_long_loop_prediction): New function.
4364 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
4365 (s390_reorg): Walk over the INSNs and invoke
4366 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
4368 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4370 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
4371 "*brx_64bit", "*brx_31bit"): New patterns.
4372 * config/s390/s390.c ('E'): New output modifier.
4374 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4375 Richard Earnshaw <richard.earnshaw@arm.com>
4377 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
4378 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
4380 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4382 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
4384 * pa.c (emit_move_sequence): Check if address of operand1 is valid
4385 for mode mode of operand0 when doing secondary reload for SAR.
4387 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4390 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
4391 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
4393 2009-08-19 Jason Merrill <jason@redhat.com>
4395 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
4396 supported template depth in C++0x.
4398 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4400 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
4401 free_after_compilation.
4402 * config/score/score7.c (score7_output_mi_thunk): Likewise.
4403 * config/score/score3.c (score3_output_mi_thunk): Likewise.
4404 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4405 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4406 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4407 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4408 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4410 2009-08-19 Ian Lance Taylor <iant@google.com>
4412 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
4413 of (plus (mult (neg B) C) A).
4415 2009-08-18 Michael Matz <matz@suse.de>
4417 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
4418 instead of comparing TYPE_MAIN_VARIANT for equality.
4419 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
4420 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
4421 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
4422 * gimplify.c (goa_lhs_expr_p): Ditto and use
4423 STRIP_USELESS_TYPE_CONVERSION.
4425 2009-08-18 Michael Matz <matz@suse.de>
4427 * tree-ssa-structalias.c (create_variable_info_for): Also mark
4428 first field in a struct.
4429 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
4431 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4433 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4434 locators before emit_insn is called. Remove assert that
4436 (alpha_end_function): Clear crtl->emit structure and free insn
4437 locators if cfun->is_thunk is true.
4439 2009-08-18 Jason Merrill <jason@redhat.com>
4441 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
4443 * configure.ac: Test for it.
4444 * configure, config.in: Regenerate.
4445 * doc/install.texi: Document --enable-gnu-unique-object.
4447 2009-08-18 Richard Guenther <rguenther@suse.de>
4450 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
4451 pow(x,y*z) only if x is nonnegative.
4453 2009-08-18 Jakub Jelinek <jakub@redhat.com>
4455 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
4459 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
4460 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
4462 2009-08-17 DJ Delorie <dj@redhat.com>
4464 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
4465 * config/m32c/prologue.md (epilogue_freit): New.
4467 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
4468 (bank_switch_p): Likewise.
4469 (fast_interrupt_p): Likewise.
4470 (interrupt_p): Likewise.
4471 (m32c_conditional_register_usage): Round memregs size up.
4472 (need_to_save): We only need to save $a0 when we use ENTER.
4473 (interrupt_p): Check for fast_interrupt too.
4474 (bank_switch_p): New.
4475 (fast_interrupt_p): New.
4476 (m32c_attribute_table): Add bank_switch and fast_interrupt.
4477 (m32c_emit_prolog): Support bank switching and fast interrupts.
4478 * doc/extend.texi (Function Attributes): Add bank_switch and
4481 2009-08-17 Douglas B Rupp <rupp@gnat.com>
4483 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
4484 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
4486 2009-08-16 Douglas B Rupp <rupp@gnat.com>
4488 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
4489 (menu): Add IA-64/VMS Options.
4490 (IA-64/VMS Options): Likewise.
4492 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4495 * config/mips/mips.md (*lwxs): Use :P for pointer values.
4497 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4499 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
4500 (mips_pop_asm_switch): Likewise.
4501 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
4503 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4504 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
4505 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
4506 (mips_print_operand_punctuation): Use them. Check mips_noreorder
4507 instead of set_noreorder.
4508 (mips_output_function_prologue): Use the new functions.
4509 (mips_output_function_epilogue): Likewise.
4510 (mips_need_noat_wrapper_p): New function, split out from...
4511 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
4512 Use mips_push_asm_switch and mips_pop_asm_switch.
4513 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
4514 and mips_pop_asm_switch.
4515 (ASM_OUTPUT_REG_POP): Likewise.
4516 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
4517 Use mips_pop_asm_switch.
4518 (mips_asm_switch): New structure.
4519 (set_noreorder, set_nomacro): Replace with...
4520 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4521 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
4522 instead of set_nomacro.
4523 (fix_truncsfsi2_macro): Likewise.
4524 (cprestore): Likewise.
4525 (hazard): Use mips_noreorder instead of set_noreorder.
4526 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4528 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
4530 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
4531 from prev_active_insn.
4533 2009-08-16 Anatoly Sokolov <aesok@post.ru>
4535 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
4536 * config/avr/avr.c (avr_override_options): Initialize
4537 avr_current_arch variable.
4538 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
4539 __AVR_HAVE_16BIT_SP__ according to the device type.
4540 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
4542 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
4543 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
4545 2009-08-16 Dodji Seketeli <dodji@redhat.com>
4548 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
4549 generating inlined subroutine die only. We shouldn't be
4550 called for anything else.
4551 (gen_block_die): Don't generate inline subroutine debug info for
4554 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4556 * graphite-poly.c (print_pbb): Print PBB index.
4558 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4561 * graphite-interchange.c (ppl_max_for_le): Moved...
4562 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
4563 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
4564 ppl_Pointset_Powerset_C_Polyhedron_maximize.
4565 * graphite-ppl.h (ppl_max_for_le): Declared.
4567 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
4569 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
4570 supported on all platforms.
4571 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
4572 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
4573 * c-pragma.c: Likewise.
4574 * target-def.h (TARGET_INITIALIZER): Remove
4575 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4576 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4578 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4580 * config/ia64/fde-vms.c: New file.
4581 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
4582 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
4583 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
4584 (uw_frame_state_for): Only register a personality routine if it is
4585 known to be compatible with our expectations.
4586 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
4587 Declare unw_table_entry stack variable and
4588 mod all calls to _Unwind_FindTableEntry to add arg.
4589 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
4590 (_Unwind_FindTableEntry): Add arg to prototype.
4592 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
4594 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
4595 field 'signal_pfs_loc'.
4596 (uw_frame_state_for): Remove duplicate code dealing with leaf
4597 procedures without unwind info.
4598 If in the frame after unwinding through a signal handler, restore
4599 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
4600 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
4601 'pfs_loc' to the AR.PFS location in the signal context; instead
4602 set 'signal_pfs_loc'.
4603 Manually generate the unwind info for the AR.PFS register.
4604 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
4605 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
4606 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
4607 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
4608 instead set 'signal_pfs_loc'.
4609 Remove code preventing the AR.PFS register from being restored
4610 from the signal context.
4612 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4613 Tristan Gingold <gingold@adacore.com>
4615 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
4616 * config/ia64/t-vms: New file.
4617 * config/ia64/vms64.h: New file.
4618 * config/ia64/vms.h: New file.
4619 * config/ia64/vms-crtinit.asm: New file.
4620 * config/ia64/vms_symvec_libgcc_s.opt: New file.
4621 * config/ia64/vms-unwind.h: New file.
4623 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4625 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
4628 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4631 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
4633 * real.h (do_mpc_arg2): ... here.
4634 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
4637 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
4639 * final.c (add_debug_prefix_map): Don't use GC memory for
4640 old_prefix and new_prefix.
4642 2009-08-14 Richard Guenther <rguenther@suse.de>
4644 * ipa-prop.c (compute_complex_pass_through): If we cannot
4645 compute a non-varying offset for IPA_JF_ANCESTOR punt.
4647 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4649 * c-lex.c (c_lex_with_flags): Increase size of local variable
4650 to avoid memory clobber.
4652 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
4655 * config/i386/i386.c (ix86_fp_comparison_strategy):
4656 Only enable/disable sahf at function granularity.
4658 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
4660 PR rtl-optimization/41064
4661 * reload1.c (reload_as_needed): Don't call extract_insn
4662 for known invalid replacements after calling
4663 validate_replace_rtx_group and verify_changes.
4665 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4668 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
4669 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
4670 ix86_expand_fp_vcond.
4671 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
4672 Assert that operation is supported by ix86_expand_int_vcond.
4673 (vcondu<SSEMODE124C8:mode>): Ditto.
4675 2009-08-13 DJ Delorie <dj@redhat.com>
4677 * config/i386/djgpp-stdint.h: New.
4678 * config.gcc (djgpp): Use it.
4680 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
4682 * config/sh/sh.c (sh_override_options): When flag_exceptions or
4683 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
4685 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
4687 * tree-ssa-loop-prefetch.c
4688 (prune_ref_by_group_reuse): Enhance probabilistic analysis
4689 for long-stride pruning.
4690 (compute_miss_rate): New function to compute the probability
4691 that two memory references access different cache lines.
4693 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
4695 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
4697 2009-08-13 Richard Guenther <rguenther@suse.de>
4700 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
4701 use the constant pointer type.
4702 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
4703 of CV qualifiers on the target pointer type.
4704 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
4705 conversion check before restrict check.
4707 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4710 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
4712 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4714 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
4716 2009-08-12 Richard Guenther <rguenther@suse.de>
4718 PR tree-optimization/41011
4719 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
4720 and reference constructing.
4722 2009-08-12 Xinliang David Li <davidxl@google.com>
4724 PR tree-optimization/41012
4725 * tree-flow.h : New external interface.
4726 * gimple-low.c (check_call_arg): Change to public function.
4727 Remove argument mismatch check in lowering.
4728 * tree-inline.h (tree_can_inline_p): Interface change.
4729 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
4731 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
4732 Call change to tree_can_inline_p function.
4733 (cgraph_decide_inlining_incrementally): Ditto.
4735 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
4737 PR tree-optimization/41031
4738 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
4739 on the partition variable rather than promote_mode on the source
4740 type. Assert that the partition variable's type has the same
4741 mode as the source value's.
4743 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
4745 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
4746 for for_return == 2.
4747 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
4749 * calls.c (expand_call): Fix typo.
4750 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
4752 * stmt.c (expand_value_return): Use promote_function_mode to copy out
4754 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
4755 * config/cris/cris.c (cris_promote_function_mode): Likewise.
4756 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
4757 * config/pa/pa.c (pa_promote_function_mode): Likewise.
4759 2009-08-12 Andrew Haley <aph@redhat.com>
4761 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
4763 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4766 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4768 2009-08-12 Richard Guenther <rguenther@suse.de>
4770 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
4771 * gimplify.c (gimplify_modify_expr): Do not use
4772 lang_hooks.types_compatible_p.
4773 * tree-ssa.c (useless_type_conversion_p): For aggregates
4774 just return false if the canonical types differ.
4776 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4779 * sese.c (convert_for_phi_arg): New.
4780 (add_guard_exit_phis): Use convert_for_phi_arg.
4782 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4784 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
4785 unknown subscript upper bounds.
4787 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4788 Pranav Garg <pranav.garg2107@gmail.com>
4790 * graphite-interchange.c (gather_access_strides): Removed.
4791 (ppl_max_for_le): New.
4792 (build_linearized_memory_access): New.
4793 (memory_stride_in_loop): New.
4794 (pbb_interchange_profitable_p): Reimplemented.
4795 * graphite-ppl.h (ppl_new_id_map): New.
4796 (ppl_interchange): New.
4798 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4800 * graphite-interchange.c (compute_subscript): Removed.
4801 (compute_array_size_cstr): Removed.
4802 (compute_array_size_poly): Removed.
4803 (compute_array_size): Removed.
4804 (gather_access_strides_poly): Removed.
4805 (gather_access_strides): Empty.
4807 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4809 * graphite-dependences.c (dependence_polyhedron_1): Replace
4810 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
4811 (graphite_legal_transform_dr): Same.
4812 (graphite_carried_dependence_level_k): Same.
4813 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
4814 Initialize PDR_NB_SUBSCRIPTS.
4815 (print_pdr_access_layout): Replace pdr_nb_subscripts with
4817 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
4818 (PDR_NB_SUBSCRIPTS): New.
4819 (pdr_nb_subscripts): Removed.
4820 (pdr_dim): Simplified.
4821 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
4822 with PDR_NB_SUBSCRIPTS.
4824 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4826 * graphite-interchange.c (compute_array_size): Remove use of
4828 * graphite-poly.c (new_poly_dr): Remove argument data_container.
4829 Do not initialize PDR_DATA_CONTAINER.
4830 (print_pdr): Do not print PDR_DATA_CONTAINER.
4831 * graphite-poly.h (struct poly_dr): Remove data_container field.
4832 (PDR_DATA_CONTAINER): Removed.
4833 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
4835 (build_poly_dr): Same.
4837 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4838 Sebastian Pop <sebastian.pop@amd.com>
4840 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
4841 copy of the dependence polyhedron. Free the temporary objects.
4842 (graphite_carried_dependence_level_k): Free unused objects before
4845 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
4846 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
4847 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
4848 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
4849 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
4851 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4853 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
4854 Early return without analyzing the data dependences if no
4855 transform has been done. Call restore_scattering if the transform
4857 (graphite-interchange.c): Same.
4858 * graphite-poly.c (print_scattering_function): Test for
4860 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
4861 (apply_poly_transforms): Do not gcc_assert that
4862 the transform is legal.
4863 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
4864 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
4865 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
4866 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
4867 * graphite-poly.h (struct poly_scattering): New.
4868 (struct poly_bb): Add original, transformed, and saved fields.
4869 Remove transformed_scattering, original_scattering,
4870 nb_local_variables and nb_scattering_transform fields.
4871 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
4872 (poly_scattering_new): New.
4873 (poly_scattering_free): New.
4874 (poly_scattering_copy): New.
4875 (store_scattering_pbb): New.
4876 (store_scattering): New.
4877 (restore_scattering_pbb): New.
4878 (restore_scattering): New.
4879 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
4880 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
4882 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4884 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
4887 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4889 * Makefile.in (graphite.o): Depends on PREDICT_H.
4890 * graphite.c: Include predict.h.
4891 (graphite_finalize): Call tree_estimate_probability.
4892 * predict.c (predict_loops): Do not call scev_initialize and
4894 (tree_estimate_probability_bb): New.
4895 (tree_estimate_probability): Do not initialize loops: move that
4896 code to the driver. Call tree_estimate_probability_bb.
4897 (tree_estimate_probability_driver): New.
4898 (pass_profile): Use tree_estimate_probability_driver.
4899 * predict.h (tree_estimate_probability): Declared.
4901 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4903 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
4904 * graphite-dependences.c (graphite_legal_transform): Add time to
4905 TV_GRAPHITE_DATA_DEPS.
4906 (dependency_between_pbbs_p): Same.
4907 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
4909 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
4911 PR rtl-optimization/41033
4912 * alias.c (nonoverlapping_component_refs_p): Punt when strict
4913 aliasing is disabled.
4915 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4917 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
4918 si_mask_operand, and_load_operand, low_bitmask_operand,
4919 and_reg_operand, and_operand): New predicates.
4920 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
4921 * config/mips/mips.c (and_operands_ok): New function.
4922 * config/mips/mips-protos.h (and_operands_ok): Declare it.
4923 * config/mips/mips.md (move_type): Add ext_ins and logical.
4924 (type): Handle them.
4925 (and<mode>3): Use and_reg_operand as the second operand's predicate.
4926 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
4927 shift_shift. Remove commutative constraint modifier.
4928 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
4930 (*clear_upper32_dext): Remove define_insn_and_split.
4931 (*clear_upper32): Turn this define_insn_and_split ...
4932 (splitter for ANDing register with 0xffff_ffff): .. into this.
4934 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4936 * combine.c (try_widen_shift_mode): Factor out code to check if an
4937 integer constant is a low-order bitmask from here ...
4938 * rtlanal.c (low_bitmask_len): ... to here.
4939 * rtl.h (low_bitmask_len): Declare.
4941 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
4944 * config/alpha/alpha.md (addsi3): Remove expander.
4945 (addsi3): Rename from *addsi3_internal insn pattern.
4946 (subsi3): Remove expander.
4947 (subsi3): Rename from *subsi3_internal insn pattern.
4949 2009-08-11 Douglas B Rupp <rupp@gnat.com>
4951 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
4954 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
4955 Eric Botcazou <botcazou@adacore.com>
4956 Douglas B Rupp <rupp@gnat.com>
4958 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
4959 that records that fit in 64 bits are returned by immediate value,
4960 as required by OpenVMS Calling Standard.
4961 (function_value): Adjust for above modification.
4962 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
4963 virtual_incoming_args_rtx as base object, not next_arg.
4964 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
4966 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4968 * reload.c (find_reloads_subreg_address): Check the original
4969 req_equiv_mem address to detect the case where an address is
4970 not valid in the outer mode.
4972 2009-08-11 Richard Guenther <rguenther@suse.de>
4975 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
4977 2009-08-10 Douglas B Rupp <rupp@gnat.com>
4979 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
4980 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
4982 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
4983 Douglas B Rupp <rupp@gnat.com>
4985 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
4986 PT_STACK when frame_pointer_needed on OpenVMS.
4987 (alpha_pv_save_size, alpha_using_fp): Remove.
4988 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
4989 with proper processing for PT_NULL.
4990 (alpha_vms_initial_elimination_offset): New function. Support for
4991 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
4992 (alpha_sa_size): Force procedure type to PT_STACK when
4993 frame_pointer_needed on OpenVMS.
4994 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
4995 (alpha_using_fp): Likewise.
4996 (alpha_vms_can_eliminate): Add prototype.
4997 (alpha_vms_initial_elimination_offset): Likewise.
4998 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
4999 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
5001 2009-08-10 Eric Botcazou <botcazou@adacore.com>
5002 Douglas B Rupp <rupp@gnat.com>
5004 * config/alpha/alpha.c (common_object_handler): New function.
5005 (vms_attribute_table): Declare a single attribute "common_object".
5006 (vms_output_aligned_decl_common): New global function.
5007 (SECTION_VMS_OVERLAY): Delete.
5008 (SECTION_VMS_GLOBAL): Likewise.
5009 (SECTION_VMS_INITIALIZE): Likewise.
5010 (vms_asm_named_section): Remove support for above flags.
5011 (vms_section_type_flags): Delete.
5012 (TARGET_SECTION_TYPE_FLAGS): Likewise.
5013 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
5014 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5015 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
5017 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5020 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
5021 (sub_ddmmss): Likewise.
5023 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
5026 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
5029 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5032 * reload1.c (reload_as_needed): Use cancel_changes to completely
5033 undo a failed replacement attempt.
5035 2009-08-10 Richard Guenther <rguenther@suse.de>
5038 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
5039 (useless_type_conversion_p): ... here. Require pointer targets
5042 2009-08-10 Dodji Seketeli <dodji@redhat.com>
5045 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
5046 loose the original type of the statement list.
5048 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5050 * config/alpha/alpha.c: Include libfuncs.h
5051 (avms_asm_output_extern): New function.
5052 (alpha_init_libfuncs): Init some decc libfuncs.
5053 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
5054 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
5055 (DO_CRTL_NAMES): Define.
5057 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
5058 (LONG_TYPE_SIZE): Define.
5059 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
5060 (SUBTARGET_SWITCHES): Define malloc64 switch.
5061 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
5062 (MASK_RETURN_ADDR): Define.
5063 doc/invoke.texi (mmalloc64): Document switch.
5065 2009-08-09 Olivier Hainque <hainque@adacore.com>
5066 Douglas B Rupp <rupp@gnat.com>
5068 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
5069 uses_condition_handler.
5070 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
5071 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
5072 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
5073 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
5074 (code_for_builtin): New insn codes for the new alpha_builtins.
5075 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
5076 (alpha_sa_size): Account for uses_condition_handler.
5077 (alpha_expand_prologue): Likewise.
5078 (alpha_start_function): Likewise.
5079 (alpha_expand_epilogue): Likewise.
5080 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
5081 establish/revert expanders.
5082 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
5083 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
5084 New expander, resorting to the alpha.c associated function.
5085 (builtin_revert_vms_condition_handler): Likewise.
5086 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
5087 __gcc_shell_handler, the static VMS condition handler used as
5088 an indirection wrapper to the current dynamically established
5090 * config/alpha/vms-unwind.h: Complete rewrite.
5091 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
5092 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
5094 2009-08-09 Eric Botcazou <botcazou@adacore.com>
5095 Douglas B Rupp <rupp@gnat.com>
5097 * config/alpha/alpha.c (alpha_links): Add 'target' field.
5098 (alpha_need_linkage): Handle aliases. Return function symbol.
5099 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
5100 Use ultimate alias target for the linkage name.
5101 * config/alpha/alpha.md (movmemdi): Use the symbol returned
5102 by alpha_need_linkage for the function symbol.
5103 (setmemdi): Likewise.
5105 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5107 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
5108 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
5109 (ASM_WEAKEN_LABEL): Define.
5110 (CRT_CALL_STATIC_FUNCTION): Define.
5111 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
5112 (ENDFILE_SPEC): Define.
5113 (INIT_SECTION_ASM_OP): Define.
5114 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
5115 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
5117 (MULTILIB_OSDIRNAMES): Define.
5118 (shlib_version): Define.
5119 (SHLIB_EXT): Define.
5120 (SHLIB_OBJS): Define.
5121 (SHLIB_NAME): Define.
5122 (SHLIB_MULTILIB): Define.
5123 (SHLIB_INSTALL): Define.
5124 (SHLIB_SYMVEC): Define.
5125 (SHLIB_SYMVECX2): Define.
5126 (SHLIB_LINK): Define.
5128 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5130 * config/alpha/alpha.c (alpha_initialize_trampoline):
5131 Initialize VMS trampoline IAW ABI for bounded procedure calls.
5132 (alpha_start_function): Emit transfer address on nested functions
5133 for VMS trampoline call.
5134 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
5135 since no longer used.
5136 * config/alpha/vms-tramp.asm: Remove.
5137 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
5138 since now only data initialized at runtime.
5140 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5142 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
5143 (LINK_GCC_C_SEQUENCE_SPEC): Define.
5144 (MD_EXEC_PREFIX): Remove, no longer used.
5145 (MD_STARTFILE_PREFIX): Likewise.
5146 (INCLUDE_DEFAULTS): Likewise.
5147 * config/alpha/t-vms:
5148 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
5150 2009-08-09 Richard Guenther <rguenther@suse.de>
5152 PR tree-optimization/41016
5153 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
5154 (operand_precision): Remove.
5155 (integral_operand_p): Likewise.
5156 (recognize_single_bit_test): Adjust.
5158 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5160 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
5161 operation overflows. Likewise non-cast unary arithmetic.
5162 If one arm of a conditional expression is always taken,
5163 inhibit evaluation warnings for the other arm. Likewise inhibit
5164 evaluation warnings for the second && or || operand if the first
5165 operand is enough to determine the result.
5166 * c-typeck.c (build_conditional_expr): Apply the same inhibition
5168 (build_binary_op): Prevent duplicate evaluation warnings.
5170 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5172 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
5173 and destination have different modes, Use promote_mode to
5174 determine the signedness of the conversion. Assert that the
5175 promoted source mode matches the destination mode. Don't pass
5176 the destination and destination mode to expand_expr if the source
5177 mode is different. Simplify conversion logic.
5179 2009-08-09 Ira Rosen <irar@il.ibm.com>
5181 PR tree-optimization/41008
5182 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
5183 from condition only in case it's a comparison. Adjust checks.
5185 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
5187 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
5188 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
5189 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
5190 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
5191 (dump_cand): Handle them.
5192 (struct iv_cand): New members COST_STEP and AINC_USE.
5193 (stmt_after_increment): Likewise.
5194 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
5195 callers changed. Use gimple_uid comparison instead of scanning.
5196 (add_candidate_1): When looking for identical candidates, take
5197 AINC_USE into account. Set it for new candidates.
5198 (force_expr_to_var_cost): Cast target_spill_cost to int.
5199 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
5200 All callers changed. Check for availability of autoinc addressing
5201 modes, both in general for a given mode, and in the specific use case.
5202 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
5204 (get_computation_cost): Likewise.
5205 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
5206 add_autoinc_candidates): New static functions.
5207 (add_candidate): Call add_autoinc_candidates for candidates based on
5209 (find_iv_candidates): Call set_autoinc_for_original_candidates.
5210 (determine_use_iv_cost_address): If we have an autoinc candidate at
5211 the matching use, verify autoinc is possible and subtract the cost
5212 of the candidate's step from the cost.
5213 (determine_iv_cost): Record the cost of the increment in the COST_STEP
5214 member of the candidate.
5215 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
5216 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
5218 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5220 * config.build (ia64-hp-*vms*): New target.
5221 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5223 * config.gcc (ia64-hp-*vms*): New target.
5224 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5226 * config.host (ia64-hp-*vms*): New target.
5227 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5230 2009-08-08 Richard Guenther <rguenther@suse.de>
5232 PR tree-optimization/40991
5233 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
5235 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
5237 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
5238 mode check. Do truncations in an integer mode.
5239 (force_to_mode): Handle subregs for all mode types. Only do
5240 arithmetic simplifications on integer modes.
5242 2009-08-07 Richard Guenther <rguenther@suse.de>
5244 PR tree-optimization/40999
5245 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
5246 (maybe_fold_reference): Lookup constant initializers.
5247 (fold_gimple_assign): Likewise.
5249 2009-08-07 Richard Guenther <rguenther@suse.de>
5251 * tree-ssa.c (useless_type_conversion_p_1): Only for types
5252 that require structural equality defer to the langhook.
5254 2009-08-07 Martin Jambor <mjambor@suse.cz>
5256 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
5258 (struct ipa_pass_through_data): New type.
5259 (struct ipa_ancestor_jf_data): New type.
5260 (union jump_func_value): Removed field formal_id, added fields
5261 pass_through and ancestor.
5262 (struct ipa_param_call_note): Changed type of formal_id to int from
5264 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
5265 operations jump functions and ancestor jump functions.
5266 (compute_complex_pass_through): New function.
5267 (compute_scalar_jump_functions): Call compute_complex_pass_through,
5268 reflect changes in the jump function strucutre.
5269 (update_jump_functions_after_inlining): Ignore complex pass-through
5270 and ancestor jump functions.
5271 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
5272 polynomial pass-through with operation jump functions.
5274 2009-08-07 Jakub Jelinek <jakub@redhat.com>
5276 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
5277 fde->dw_fde_begin as begin label instead of hot/cold label.
5278 Use LLSDAC label instead of LLSDA for second section lsda.
5279 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
5280 label instead of LLSDA if it is true.
5281 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
5283 * except.c (add_call_site, dw2_size_of_call_site_table): Add
5284 SECTION argument. Use it as index into crtl->eh.call_site_record
5286 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
5287 use it to determine how to print table entries instead of using
5288 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
5289 label instead of normal begin label as base.
5290 (sjlj_assign_call_site_values): Adjust add_call_site caller.
5291 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
5292 ensure no EH range spans between sections and that landing pads
5293 are always in the corresponding section.
5294 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
5295 for crtl->eh.call_site_record being an array rather than scalar.
5296 (output_one_function_exception_table): New function, copied
5297 from output_function_exception_table. Adjust
5298 dw2_size_of_call_site_table, dw2_output_call_site_table
5299 callers. For SECOND section use *C suffixed labels.
5300 (output_function_exception_table): Call
5301 output_one_function_exception_table and, when doing hot/cold
5302 partitioning, also another time for the second section.
5303 * opts.c: Include except.h.
5304 (decode_options): Allow -freorder-blocks-and-partition with
5305 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
5306 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
5307 * function.h (struct rtl_eh): Change call_site_record from
5308 scalar into array of 2 elements.
5310 2009-08-07 Martin Jambor <mjambor@suse.cz>
5312 * ipa-prop.c (count_formal_params_1): New function.
5313 (ipa_get_vector_of_formal_parms): New function.
5314 (get_vector_of_formal_parm_types): New function.
5315 (ipa_modify_formal_parameters): New function.
5316 (ipa_modify_call_arguments): New function.
5317 (index_in_adjustments_multiple_times_p): New function.
5318 (ipa_combine_adjustments): New function.
5319 (ipa_dump_param_adjustments): New function.
5320 * ipa-prop.h (struct ipa_parm_adjustment): New type.
5321 (ipa_get_vector_of_formal_parms): Declare.
5322 (ipa_modify_formal_parameters): Declare.
5323 (ipa_modify_call_arguments): Declare.
5324 (ipa_combine_adjustments): Declare.
5325 (ipa_dump_param_adjustments): Declare.
5326 (build_ref_for_offset): Declare.
5327 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
5328 * tree-sra.c: Include ipa-prop.c.
5329 (build_ref_for_offset): Make public.
5331 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
5333 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
5335 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
5337 * gcc/doc/extend.texi (__builtin_extract_return_address)
5338 (__builtin_frob_return_address): Document.
5340 2009-08-06 Paul Brook <paul@codesourcery.com>
5342 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
5343 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
5344 implementation on ARMv6-M.
5346 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5348 * doc/extend.texi (pcs): Document new attribute for ARM.
5350 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5352 * arm.c (pcs_attribute_args): Comment out unsupported attribute
5355 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5357 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
5360 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5362 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
5364 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5366 Merge ARM/hard_vfp_branch to trunk.
5368 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
5370 * arm.c (libcall_eq): New function.
5371 (libcall_hash): New function.
5372 (add_libcall): New function.
5373 (arm_libcall_uses_aapcs_base): New function.
5374 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
5375 libcalls using the base PCS.
5376 (arm_init_cumulative_args): Likewise.
5378 2009-07-20 Joseph Myers <joseph@codesourcery.com>
5380 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
5381 Use base ABI for conversion libfuncs between HFmode and SFmode.
5383 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5385 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
5386 V4SImode as representatives of all 64-bit and 128-bit vector
5387 types. Allow vector types without vector modes.
5388 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
5389 without vector modes like BLKmode.
5390 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
5391 BLKmode. Avoid unsupported vector modes or TImode moves for
5393 (aapcs_vfp_allocate_return_reg): Likewise.
5394 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
5395 V8QImode if TARGET_NEON || TARGET_IWMMXT.
5397 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5399 * config/arm/arm.c (arm_handle_pcs_attribute): New.
5400 (arm_get_pcs_model): Pass attribute arguments to
5401 arm_pcs_from_attribute.
5402 (arm_init_cumulative_args): Use base AAPCS for conversions from
5403 floating-point types to DImode.
5404 (arm_attribute_table): Add pcs attribute.
5405 (arm_handle_pcs_attribute): New.
5406 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
5407 conversions from floating-point types to DImode, also declare them
5408 to use base AAPCS and declare functions they call to use base
5409 AAPCS and their RTABI names.
5411 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5413 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
5414 -mfloat-abi=hard not being supported for VFP.
5416 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
5418 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
5419 SYMBOL_REF to hard_libcall_value.
5421 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5422 Richard Earnshaw <rearnsha@arm.com>
5424 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
5425 has been put on the stack, all remaining co-processory arguments for
5426 that co-processor also go on the stack.
5428 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5430 * config/arm/arm.c (arm_return_in_memory): Handle returning
5431 vectors of suitable size in registers also for AAPCS case.
5433 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5435 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
5437 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
5439 ARM Hard-VFP calling convention
5440 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
5441 * target.h (gcc_target): Add libcall_value to table of call hooks.
5442 * targhooks.h (default_libcall_value): Default implementation.
5443 * targhooks.c (default_libcall_value): Likewise.
5444 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
5445 * optabs.c (expand_unop): Use it.
5446 * expr.h (hard_libcall_value): Pass the function RTX through.
5447 * calls.c (emit_library_call_value_1): Update call to
5449 * explow.c (hard_libcall_value): Use new target hook.
5450 * testsuite/lib/target-supports.exp
5451 (check_effective_target_arm_hard_vfp_ok): New hook.
5452 (check_effective_target_arm_neon_ok): Improve test for neon
5454 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
5455 * config/arm/arm.c: Include cgraph.h
5456 (TARGET_FUNCTION_VALUE): Override default hook.
5457 (arm_pcs_default): New variable.
5458 (arm_override_options): Don't fault hard calling convention with VFP.
5459 Add support for AAPCS variants.
5460 (arm_function_value): Make static. Handle AAPCS variants.
5461 (arm_libcall_value): New function.
5462 (arm_apply_result_size): Handle VFP registers in results.
5463 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
5465 (pcs_attribute_args): New variable.
5466 (arm_pcs_from_attribute): New function.
5467 (arm_get_pcs_model): New function.
5468 (aapcs_vfp_cum_init): New function.
5469 (aapcs_vfp_sub_candidate): New function.
5470 (aapcs_vfp_is_return_candidate): New function.
5471 (aapcs_vfp_is_call_candidate): New function.
5472 (aapcs_vfp_allocate): New function.
5473 (aapcs_vfp_allocate_return_reg): New function.
5474 (aapcs_vfp_advance): New function.
5475 (aapcs_cp_arg_layout): New variable.
5476 (aapcs_select_call_coproc): New function.
5477 (aapcs_select_return_coproc): New function.
5478 (aapcs_allocate_return_reg): New function.
5479 (aapcs_libcall_value): New function.
5480 (aapcs_layout_arg): New function.
5481 (arm_init_cumulative_args): Initialize AAPCS args data.
5482 (arm_function_arg): Handle AAPCS variants using new interface.
5483 (arm_arg_parital_bytes): Likewise.
5484 (arm_function_arg_advance): New function.
5485 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
5486 calling conventions.
5487 (arm_setup_incoming_varargs): Handle new AAPCS args data.
5488 * arm.h (NUM_VFP_ARG_REGS): Define.
5489 (LIBCALL_VALUE): Update.
5490 (FUNCTION_VALUE): Delete.
5491 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
5492 (arm_pcs): New enum.
5493 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
5494 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
5495 (FUNCTION_ARG_REGNO_P): Add VFP regs.
5496 * arm-protos.h (arm_function_arg_advance): Add.
5497 (aapcs_libcall_value): Add.
5498 (arm_function_value): Delete.
5500 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
5501 H.J. Lu <hongjiu.lu@intel.com>
5504 * config/i386/i386.c (standard_sse_mode_p): Remove.
5505 (standard_sse_constant_p): Return 2 for integer mode
5506 vector_all_ones_operand when SSE2 is enabled.
5507 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
5508 (ix86_expand_vector_move): Do not check for negative values from
5509 standard_sse_constant_p.
5511 2009-08-06 Richard Guenther <rguenther@suse.de>
5513 * tree-ssa.c (useless_type_conversion_p_1): Make function and
5514 array type comparisons frontend independent.
5515 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
5516 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
5517 out array reference lower bound and element size operands.
5518 (ao_ref_init_from_vn_reference): Properly compute the offset
5519 for ARRAY_RANGE_REF.
5520 (vn_reference_fold_indirect): Fill out array reference lower
5521 bound and element size operands.
5522 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
5523 a non gimple valued reference operand which can happen for
5524 array reference lower bound or element size.
5525 (create_component_ref_by_pieces_1): Properly generate the
5526 element size operand for array references.
5528 2009-08-06 Richard Guenther <rguenther@suse.de>
5530 PR tree-optimization/40964
5531 * tree.c (iterative_hash_host_wide_int): Export.
5532 * tree.h (iterative_hash_host_wide_int): Declare.
5533 * tree-ssa-structalias.c (heapvar_map): New struct.
5534 (heapvar_map_eq): New function.
5535 (heapvar_map_hash): Likewise.
5536 (heapvar_lookup): Adjust.
5537 (heapvar_insert): Likewise.
5538 (make_constraint_from_heapvar): Allow multiple heap variables
5539 per decl at different offsets.
5540 (init_alias_heapvars): Adjust.
5542 2009-08-04 David Daney <ddaney@caviumnetworks.com>
5544 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
5545 * mips_output_sync_loop (mips_output_sync_loop): Only emit
5546 trailing sync if TARGET_SYNC_AFTER_SC.
5548 2009-08-05 David Daney <ddaney@caviumnetworks.com>
5550 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
5551 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
5552 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
5553 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
5554 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5555 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5556 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5557 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
5558 test_and_set_12): Rewrite calls to mips_output_sync_loop.
5559 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
5560 the prototype declaration match the definition.
5561 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
5562 instructions explicitly. Add barrier_before and operands
5564 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
5565 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
5566 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
5567 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5568 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
5569 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
5571 2009-08-05 Andrew Pinski <pinskia@gmail.com>
5573 * tree-ssa-alias.c: Fix intervals to use [) syntax.
5575 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
5576 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5579 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
5582 2009-08-05 Jakub Jelinek <jakub@redhat.com>
5584 PR rtl-optimization/40924
5585 * dse.c (canon_address): Before calling cselib_expand_value_rtx
5586 make sure canon_rtx (mem_address) isn't simpler than
5587 canon_rtx (expanded_mem_address).
5589 2009-08-05 Li Feng <nemokingdom@gmail.com>
5591 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
5593 (build_scop_drs): Build alias set for each SCoP.
5595 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
5597 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
5598 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
5599 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
5600 (MIPS_ARCH_FLOAT_SPEC): Likewise.
5601 (BASE_DRIVER_SELF_SPECS): Likewise.
5603 2009-08-04 Andrew Pinski <pinskia@gmail.com>
5605 * tree-ssa-alias.c: Fix some comment typos.
5607 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
5609 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
5610 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
5612 2009-08-03 Janis Johnson <janis187@us.ibm.com>
5615 * simplify-rtx.c (simplify_binary_operation_1): Disable
5616 simplifications for decimal float operations.
5618 2009-08-03 Jakub Jelinek <jakub@redhat.com>
5621 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
5622 operand of INDIRECT_REF.
5624 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
5626 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
5627 constants referencing TLS symbols.
5629 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5631 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
5632 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
5634 2009-08-03 Richard Guenther <rguenther@suse.de>
5636 * tree.c (make_vector_type): Build a main variant first,
5637 get the canonical one and then build the variant.
5638 * tree-ssa.c (useless_type_conversion_p_1): Handle
5640 (useless_type_conversion_p): Conversions to pointers to
5641 incomplete record types are useless.
5643 2009-08-03 Richard Guenther <rguenther@suse.de>
5645 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
5646 file will be created.
5647 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
5648 * toplev.c (compile_file): Adjust comment.
5650 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
5652 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
5653 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
5654 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5655 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5656 (sh_promote_function_mode): Fix typo.
5658 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
5660 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
5662 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5664 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
5665 declaration arguments.
5667 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
5669 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
5670 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
5671 (ix86_split_ashl): Ditto.
5672 (ix86_expand_vector_init_one_nonzero): Ditto.
5673 (ix86_expand_vector_set): Ditto.
5674 (ix86_expand_reduc_v4sf): Ditto.
5676 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
5678 * explow.c (promote_function_mode): Remove assert.
5679 * config/sh/sh.c (sh_promote_function_mode): Declare.
5681 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5683 * config/pa/pa.c (pa_promote_function_mode): Declare.
5684 Change to static. Fix promote_mode call.
5686 * gthr-dce.h (CONST_CAST2): Define if not defined.
5687 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
5689 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
5691 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
5693 * expr.c (store_constructor): Use promote_decl_mode. Remove
5694 now write-only variable unsignedp.
5695 (expand_expr_real_1): Use promote_decl_mode.
5696 * expr.h (promote_function_mode, promote_decl_mode): New.
5697 (promote_mode): Remove last argument.
5698 * function.c (assign_temp): Drop last argument of promote_mode.
5699 (assign_parm_find_data_types): Use promote_function_mode.
5700 (assign_parm_setup_reg): Likewise.
5701 (expand_function_end): Use promote_function_mode.
5702 * calls.c (initialize_argument_information): Use promote_function_mode.
5703 (precompute_arguments): Use promote_mode instead of checking if
5704 only PROMOTE_FUNCTION_MODE is defined.
5705 (expand_call): When making sibcall decisions, use promote_function_mode.
5706 Below, remove an if for targetm.calls.promote_function_return and
5707 and use promote_function_mode.
5708 (emit_library_call_value_1): Use promote_function_mode, fix bug
5709 where promote_mode was passed FOR_CALL == 0 for a return value in an
5711 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5712 * explow.c (promote_function_mode, promote_decl_mode): New.
5713 (promote_mode): Keep only the FOR_CALL == 0 case.
5714 * combine.c (setup_incoming_promotion): Remove test of
5715 promote_function_args. Use promote_function_mode.
5716 * stmt.c (expand_value_return): Use promote_decl_mode.
5717 (expand_decl): Use promote_decl_mode.
5719 * expr.c (store_constructor): Use promote_decl_mode. Remove
5720 now write-only variable unsignedp.
5721 (expand_expr_real_1): Use promote_decl_mode.
5722 * expr.h (promote_function_mode, promote_decl_mode): New.
5723 (promote_mode): Remove last argument.
5724 * function.c (assign_temp): Drop last argument of promote_mode.
5725 (assign_parm_find_data_types): Use promote_function_mode.
5726 (assign_parm_setup_reg): Likewise.
5727 (expand_function_end): Use promote_function_mode.
5728 * calls.c (initialize_argument_information): Use promote_function_mode.
5729 (precompute_arguments): Use promote_mode instead of checking if
5730 only PROMOTE_FUNCTION_MODE is defined.
5731 (expand_call): When making sibcall decisions, use promote_function_mode.
5732 Below, remove an if for targetm.calls.promote_function_return and
5733 and use promote_function_mode.
5734 (emit_library_call_value_1): Use promote_function_mode, fix bug
5735 where promote_mode was passed FOR_CALL == 0 for a return value in an
5737 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5738 * explow.c (promote_function_mode, promote_decl_mode): New.
5739 (promote_mode): Keep only the FOR_CALL == 0 case.
5740 * combine.c (setup_incoming_promotion): Remove test of
5741 promote_function_args. Use promote_function_mode.
5742 * stmt.c (expand_value_return): Use promote_decl_mode.
5743 (expand_decl): Use promote_decl_mode.
5745 * explow.c (promote_function_mode): Just call the target hook.
5746 * targhooks.c (default_promote_function_mode,
5747 default_promote_function_mode_always_promote): New.
5748 * targhooks.h (default_promote_function_mode,
5749 default_promote_function_mode_always_promote): Declare.
5750 * target.h (promote_function_args, promote_function_return): Remove.
5751 (promote_function_mode): New.
5752 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
5753 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5754 (TARGET_PROMOTE_FUNCTION_MODE): New.
5755 (TARGET_CALLS): Adjust.
5756 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
5757 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
5759 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
5760 * config/s390/s390.c (s390_promote_function_mode): ... here,
5761 with pointer handling.
5762 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5763 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5765 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
5766 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
5767 with pointer handling.
5768 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5769 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5771 * config/sh/sh-protos.h (sh_promote_function_mode): New.
5772 * config/sh/sh.c (sh_promote_function_mode): New.
5773 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5774 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5776 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
5777 * config/cris/cris.c (cris_promote_function_mode): ... here.
5778 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5779 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5781 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
5782 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
5783 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5784 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5786 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
5787 * config/arm/arm.c (arm_promote_function_mode): ... here, without
5788 complex type handling.
5789 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5790 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5792 * config/pa/pa.c (pa_promote_function_mode): New.
5793 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5794 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5796 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
5797 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5798 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
5799 * config/xtensa/xtensa.c: Likewise.
5800 * config/stormy16/stormy16.c: Likewise.
5801 * config/iq2000/iq2000.c: Likewise.
5802 * config/rs6000/rs6000.c: Likewise.
5803 * config/picochip/picochip.c: Likewise.
5804 * config/arc/arc.c: Likewise.
5805 * config/mcore/mcore.c: Likewise.
5806 * config/score/score.c: Likewise.
5807 * config/mips/mips.c: Likewise.
5808 * config/bfin/bfin.c: Likewise.
5809 * config/ia64/ia64.c: Likewise (disabled though).
5811 * config/frv/frv.h: Remove pointless remark.
5813 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
5814 TARGET_PROMOTE_FUNCTION_ARGS,
5815 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
5816 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
5818 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
5820 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
5821 -floop-parallelize-all.
5822 * toplev.c (process_options): Rename flag_graphite_force_parallel to
5823 flag_loop_parallelize_all.
5824 * tree-ssa-loop.c (gate_graphite_transforms): Same.
5825 * graphite.c (graphite_transform_loops): Same.
5827 * graphite-poly.c (apply_poly_transforms): Same.
5829 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
5831 PR tree-optimization/40914
5832 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
5833 if set, then check the delta field of the PMF record.
5834 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
5835 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
5836 call is stored in the delta.
5838 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
5840 * config/mips/mips.md (*clear_upper32_dext): New pattern.
5842 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
5844 * config/i386/bsd.h (ASM_BYTE): New define.
5845 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
5846 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
5847 .byte. Use fputs or putc instead of fprintf where appropriate.
5848 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
5849 fputs or putc instead of fprintf where appropriate.
5850 * config/i386/i386elf.h: Ditto.
5851 * config/i386/sysv4.h: Ditto.
5853 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
5854 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
5855 (*tls_global_dynamic_64): Ditto.
5857 2009-07-31 Christian Bruel <christian.bruel@st.com>
5859 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5861 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5863 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
5864 Remove dead code for MINUS.
5866 2009-07-31 Anthony Green <green@moxielogic.com>
5868 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
5870 (moxie_expand_epilogue): Ditto for epilogue.
5871 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
5873 (moxie_function_arg): Ditto.
5874 (moxie_pass_by_reference): Ditto.
5875 (moxie_arg_partial_bytes): Ditto.
5876 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
5877 (FUNCTION_ARG_ADVANCE) Ditto.
5878 (REG_PARM_STACK_SPACE) Ditto.
5879 (FUNCTION_ARG_REGNO_P) Dito.
5881 * config.gcc: Add moxie linux config support.
5882 * gcc/config/moxie/uclinux.h: New file.
5884 2009-07-31 DJ Delorie <dj@redhat.com>
5886 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
5887 (UNSPECV_SP_SWITCH_E): New.
5888 (sp_switch_1): Change to an unspec.
5889 (sp_switch_2): Change to an unspec. Don't use post-inc when we
5891 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
5892 reference the new stack's address
5894 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5896 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
5897 graphite-clast-to-gimple.o, graphite-dependences.o,
5898 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5899 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
5900 (graphite-blocking.o,
5901 graphite-clast-to-gimple.o, graphite-dependences.o,
5902 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5903 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
5904 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
5905 * cfgloop.h (struct loop): Add can_be_parallel field.
5906 * common.opt (fgraphite-identity): Moved up.
5907 (fgraphite-force-parallel): New flag.
5908 * graphite.c: Rewrite.
5909 * graphite.h: Rewrite.
5910 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
5912 * toplev.c (graphite_out_file): New file descriptor.
5913 (graphite_in_file): New.
5914 (process_options): flag_graphite_force_parallel cannot be used without
5916 * tree-ssa-loop.c: Include toplev.h.
5917 (gate_graphite_transforms): Enable flag_graphite for
5918 flag_graphite_force_parallel.
5920 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5922 * ChangeLog.graphite: New.
5923 * graphite-blocking.c: New.
5924 * graphite-clast-to-gimple.c: New.
5925 * graphite-clast-to-gimple.h: New.
5926 * graphite-dependences.c: New.
5927 * graphite-dependences.h: New.
5928 * graphite-interchange.c: New.
5929 * graphite-poly.c: New.
5930 * graphite-poly.h: New.
5931 * graphite-ppl.c: New.
5932 * graphite-ppl.h: New.
5933 * graphite-scop-detection.c: New.
5934 * graphite-scop-detection.h: New.
5935 * graphite-sese-to-poly.c: New.
5936 * graphite-sese-to-poly.h: New.
5940 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5942 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
5943 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
5945 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5947 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
5948 (scev_is_linear_expression): Return false if the evolution is not
5949 affine multivariate.
5951 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5953 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
5954 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
5956 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5958 * tree-data-ref.c (debug_data_references): New.
5959 (debug_data_reference): New.
5960 * tree-data-ref.h (debug_data_references): Declared.
5961 (debug_data_reference): Declared.
5963 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5965 * tree-data-ref.c (stmt_simple_memref_p: Removed.
5966 * tree-data-ref.h (scop_p): Removed.
5967 (struct data_reference): Remove field scop.
5969 (stmt_simple_memref_p): Removed.
5971 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5973 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
5974 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
5977 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5979 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
5981 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5983 * doc/invoke.texi (-fgraphite-identity): Documented.
5985 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5987 * tree-scalar-evolution.c: Fix comment.
5988 (instantiate_scev_1): Return unknow from scev instantiation if the
5989 result is not above instantiate_below.
5991 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5993 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
5994 static anymore. Instantiate the symbols that may have been introduced
5996 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
5999 2009-07-30 DJ Delorie <dj@redhat.com>
6001 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
6002 .vliw directive to VLIW sections.
6004 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6006 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
6008 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
6009 (AUTOHEADER): New variable.
6010 ($(srcdir)/cstamp-h.in): Use it.
6012 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6013 Pat Haugen <pthaugen@us.ibm.com>
6014 Revital Eres <ERES@il.ibm.com>
6016 * config/rs6000/vector.md (VEC_F): Add VSX support.
6020 (vector_load_<mode>): Ditto.
6021 (vector_store_<mode>): Ditto.
6022 (vector GPR move split): Ditto.
6023 (vec_reload_and_plus_<mptrsize>): Ditto.
6024 (vec_reload_and_reg_<mptrsize>): Ditto.
6025 (add<mode>3): Ditto.
6026 (sub<mode>3): Ditto.
6027 (mul<mode>3): Ditto.
6028 (neg<mode>2): Ditto.
6029 (abs<mode>2): Ditto.
6030 (smin<mode>3): Ditto.
6031 (smax<mode>3): Ditto.
6032 (vector_eq<mode>): Ditto.
6033 (vector_gt<mode>): Ditto.
6034 (vector_ge<mode>): Ditto.
6035 (vector_gtu<mode>): Ditto.
6036 (vector_select_<mode>_uns): Ditto.
6037 (vector_eq_<mode>_p): Ditto.
6038 (vector_gt_<mode>_p): Ditto.
6039 (vector_ge_<mode>_p): Ditto.
6040 (vector_gtu_<mode>_p): Ditto.
6041 (cr6_test_for_zero): Ditto.
6042 (cr6_test_for_zero_reverse): Ditto.
6043 (cr6_test_for_lt): Ditto.
6044 (cr6_test_for_lt_reverse): Ditto.
6045 (xor<mode>3): Ditto.
6046 (ior<mode>3): Ditto.
6047 (and<mode>3): Ditto.
6048 (one_cmpl<mode>2): Ditto.
6049 (nor<mode>2): Ditto.
6050 (andc<mode>2): Ditto.
6051 (float<VEC_int<mode>2): Ditto.
6052 (unsigned_float<VEC_int><mode>2): Ditto.
6053 (fix_trunc<mode><VEC_int>2): Ditto.
6054 (fixuns_trunc<mode><VEC_int>2): Ditto.
6056 (vec_set<mode>): Ditto.
6057 (vec_extract<mode>): Ditto.
6058 (vec_interleave_highv4sf): Ditto.
6059 (vec_interleave_lowv4sf): Ditto.
6060 (vec_realign_load_<mode>): Ditto.
6061 (vec_shl_<mode>): Ditto.
6062 (vec_shr_<mode>): Ditto.
6063 (div<mode>3): New patterns for VSX.
6064 (vec_interleave_highv2df): Ditto.
6065 (vec_interleave_lowv2df): Ditto.
6066 (vec_pack_trunc_v2df): Ditto.
6067 (vec_pack_sfix_trunc_v2df): Ditto.
6068 (vec_pack_ufix_trunc_v2df): Ditto.
6069 (vec_unpacks_hi_v4sf): Ditto.
6070 (vec_unpacks_lo_v4sf): Ditto.
6071 (vec_unpacks_float_hi_v4si): Ditto.
6072 (vec_unpacks_float_lo_v4si): Ditto.
6073 (vec_unpacku_float_hi_v4si): Ditto.
6074 (vec_unpacku_float_lo_v4si): Ditto.
6075 (movmisalign<mode>): Ditto.
6076 (vector_ceil<mode>2): New patterns for vectorizing math library.
6077 (vector_floor<mode>2): Ditto.
6078 (vector_btrunc<mode>2): Ditto.
6079 (vector_copysign<mode>3): Ditto.
6081 * config/rs6000/predicates.md (easy_vector_constant_msb): New
6082 predicate for setting the high bit in each word, used for copysign.
6084 * config/rs6000/ppc-asm.h (f19): Whitespace.
6085 (f32-f63): Define if VSX.
6086 (v0-v31): Define if Altivec.
6087 (vs0-vs63): Define if VSX.
6089 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
6091 * config/rs6000/power7.md: New file, provide tuning parameters for
6094 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
6095 (rs6000_cpu_cpp_builtins): Ditto.
6096 (altivec_overloaded_builtins): Ditto.
6097 (altivec_resolve_overloaded_builtin): Ditto.
6099 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
6100 debug switch to disable vectorizing simple math builtin
6103 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6104 Vectorize simple math builtin functions.
6105 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6106 hook to vectorize math builtins.
6107 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
6108 (rs6000_builtin_conversion): Add VSX/power7 support.
6109 (rs6000_builtin_vec_perm): Ditto.
6110 (vsplits_constant): Add support for loading up a vector constant
6111 with just the high bit set in each part.
6112 (rs6000_expand_vector_init): Add VSX/power7 support.
6113 (rs6000_expand_vector_set): Ditto.
6114 (rs6000_expand_vector_extract): Ditto.
6115 (rs6000_emit_move): Ditto.
6116 (bdesc_3arg): Ditto.
6117 (bdesc_2arg): Ditto.
6118 (bdesc_1arg): Ditto.
6119 (rs6000_expand_ternop_builtin): Ditto.
6120 (altivec_expand_builtin): Ditto.
6121 (rs6000_expand_unop_builtin): Ditto.
6122 (rs6000_init_builtins): Ditto.
6123 (altivec_init_builtins): Ditto.
6124 (builtin_function_type): Ditto.
6125 (rs6000_common_init_builtins): Ditto.
6126 (rs6000_handle_altivec_attribute); Ditto.
6127 (rs6000_mangle_type): Ditto.
6128 (rs6000_vector_mode_supported_p): Ditto.
6129 (rs6000_mode_dependent_address): Altivec addresses with AND -16
6132 * config/rs6000/vsx.md: New file for VSX support.
6134 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
6135 identifing values with just the most significant bit set.
6136 (enum rs6000_builtins): Add builtins for VSX. Add simple math
6137 vectorized builtins.
6139 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
6140 (UNSPEC_VRFIM): Delete.
6141 (splitter for loading up vector with most significant bit): New
6142 splitter for vectorizing copysign.
6143 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
6144 vectorizing simple math functions.
6145 (altivec_vrfip): Add support for vectorizing simple math functions.
6146 (altivec_vrfim): Ditto.
6147 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
6149 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
6150 (power7.md, vsx.md): Include for power7 support.
6151 (copysigndf3): Use VSX instructions if -mvsx.
6152 (negdf2_fpr): Ditto.
6153 (absdf2_fpr): Ditto.
6154 (nabsdf2_fpr): Ditto.
6155 (adddf3_fpr): Ditto.
6156 (subdf3_fpr): Ditto.
6157 (muldf3_fpr): Ditto.
6158 (divdf3_fpr): Ditto.
6159 (fix_truncdfdi2_fpr): Ditto.
6160 (cmpdf_internal1): Ditto.
6161 (fred, fred_fpr): Convert into expander/insn to add VSX support.
6162 (btruncdf2, btruncdf2_fpr): Ditto.
6163 (ceildf2, ceildf2_fpr): Ditto.
6164 (floordf2, floordf2_fpr): Ditto.
6165 (floatdidf2, floatdidf2_fpr): Ditto.
6166 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
6167 (fmsubdf4_fpr): Ditto.
6168 (fnmadddf4_fpr_1): Ditto.
6169 (fnmadddf4_fpr_2): Ditto.
6170 (fnmsubdf4_fpr_1): Ditto.
6171 (fnmsubdf4_fpr_2): Ditto.
6172 (fixuns_truncdfdi2): Add expander for VSX support.
6173 (fix_truncdfdi2): Ditto.
6174 (fix_truncdfsi2): Ditto.
6176 (btruncsf2): Whitespace.
6177 (movdf_hardfloat32): Add support for VSX registers.
6178 (movdf_softfloat32): Ditto.
6179 (movdf_hardfloat64): Ditto.
6180 (movdf_hardfloat64_mfpgpr): Ditto.
6181 (movdf_softfloat64): Ditto.
6182 (movti splitters): Add check for vector registers supporting
6183 TImode in the future.
6184 (bpermd): Add power7 bpermd instruction.
6186 * config/rs6000/altivec.h (vec_div): Define if VSX.
6190 (vec_nearbyint): Ditto.
6193 (all predicates): Use the generic builtin function, and not the V4SF
6194 specific function so that the predicates will work with VSX's V2DF.
6198 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
6199 Document new VSX functions and types.
6201 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
6204 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
6205 "wa", and "j" constraints. Modify "v" to talk about Altivec
6206 instead of just vector.
6208 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
6211 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
6212 location for phi arguments.
6213 (rewrite_update_phi_arguments): Find locations for reaching defs.
6214 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6215 Add location to add_phi_arg calls.
6216 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
6217 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
6218 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
6219 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
6220 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
6221 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
6222 * tree-phinodes.c (make_phi_node): Initialize location.
6223 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
6224 (add_phi_arg): Add location parameter.
6225 (remove_phi_arg_num): Move location when moving phi argument.
6226 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
6228 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
6229 slpeel_update_phi_nodes_for_guard1,
6230 slpeel_update_phi_nodes_for_guard2,
6231 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
6232 vect_loop_versioning): Set locations.
6233 * tree-parloops.c (create_phi_for_local_result,
6234 transform_to_exit_first_loop, create_parallel_loop): Add locations.
6235 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
6236 * tree-vect-loop.c (get_initial_def_for_induction,
6237 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
6239 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
6240 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
6241 (gimple_phi_arg_set_location): New. Set locus.
6242 (gimple_phi_arg_has_location): New. Check for locus.
6243 (redirect_edge_var_map_location): New. Return locus from var_map.
6244 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
6245 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
6246 combining PHI arguments.
6247 (cond_store_replacement): Set location.
6248 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
6249 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
6250 scop_add_exit_phis_edge): Add locations.
6251 * tree-cfgcleanup.c (remove_forwarder_block,
6252 remove_forwarder_block_with_phi): Add locations.
6253 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
6254 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
6256 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
6257 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
6258 flush_pending_stmts): Add source location.
6259 * lambda-code.c (perfect_nestify): Maintain location stack with argument
6260 stack to preserve locations.
6261 * tree-vect-stmts.c (vectorizable_load): Add location.
6262 * tree-inline.c (copy_phis_for_bb): Copy locus.
6263 (setup_one_parameter): Add call locus to inlined parameter stmts.
6264 (initialize_inlined_parameters): Pass in call location as parameter
6266 (tree_function_versioning): Pass location to setup_one_parameter.
6267 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
6268 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
6269 copy and edge lists.
6270 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
6271 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
6272 locus parameter and override the stmt default if provided.
6273 (new_elim_graph, clear_elim_graph, delete_elim_graph,
6274 elim_graph_add_edge, elim_graph_remove_succ_edge,
6275 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
6276 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
6277 eliminate_phi): Add locus info in elimination graph for each edge and
6279 (insert_backedge_copies): Copy locus if present.
6280 * tree-flow.h (struct _edge_var_map): Add locus field.
6281 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
6282 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
6283 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
6285 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
6287 2009-07-30 Martin Jambor <mjambor@suse.cz>
6289 PR tree-optimization/40570
6290 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
6293 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
6295 * ssa-loop-manip.c: Include langhooks.h.
6296 (rewrite_phi_with_iv): New.
6297 (rewrite_all_phi_nodes_with_iv): New.
6298 (canonicalize_loop_ivs): Move here from tree-parloops.c.
6299 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
6300 * tree-parloops.c (loop_parallel_p): Move out all conditions
6301 except dependency check.
6302 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
6303 (gen_parallel_loop): Call canonicalize_loop_ivs without
6304 reduction_list argument.
6305 (build_new_reduction): New.
6306 (gather_scalar_reductions): New.
6307 (try_get_loop_niter): New.
6308 (try_create_reduction_list): New.
6309 (parallleize_loops): Change the parallel conditions check.
6310 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
6311 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
6313 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
6315 * opt-functions.awk (opt_args): Allow argument to be enclosed in
6317 * doc/options.texi (Option properties): Mention new quoting syntax.
6319 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6321 * config/alpha/alpha.c (alpha_start_function):
6322 Handle VMS_DEBUG_MAIN_POINTER
6323 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6324 * doc/invoke.texi: Document -mdebug-main switch.
6326 2009-07-29 Richard Henderson <rth@redhat.com>
6328 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
6329 (cgraph_create_edge_including_clones): Likewise.
6330 * tree-inline.c (copy_bb): Operate on the correct edges
6331 when updating the callgraph.
6333 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6335 * config/alpha/vms-cc.c: Deleted.
6336 * config/alpha/vms-ld.c: Deleted.
6337 * config/alpha/t-vms64: Moved to config/vms
6338 * config/alpha/vms-crt0-64.c: Moved to config/vms
6339 * config/alpha/vms-crt0.c: Moved to config/vms
6340 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
6341 * config/alpha/vms-psxcrt0.c: Moved to config/vms
6342 * config/alpha/xm-vms.h: Moved to config/vms
6343 * config/alpha/x-vms: Moved to config/vms
6344 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
6346 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
6347 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
6349 * config/vms/t-vms64: Moved here from config/alpha
6350 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
6351 (argc,argv,envp): Enforce 32bit malloc'ing.
6352 * config/vms/vms-psxcrt0-64.c: Likewise.
6353 * config/vms/vms-crt0.c: Moved here from config/alpha.
6354 * config/vms/vms-psxcrt0.c: Likewise.
6355 * config/vms/vms-crtl-64.h: New file.
6356 * config/vms/vms-crtl.h: New file.
6357 * config/vms/vms.opt: New file.
6358 * config/vms/xm-vms64.h: New file.
6359 * config/vms/xm-vms.h: Moved here from config/alpha.
6360 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
6362 * config/vms/x-vms: Moved here from config/alpha.
6363 (version, VMS_EXTRA_PARTS): Moved to t-vms.
6364 (vms-ld.o, vms-cc.o): Removed.
6365 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
6367 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6369 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
6370 correct stack (obvious VMS fix).
6372 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6374 * dwarf2out.c (output_file_names): Output VMS style file name, size,
6375 date, version info if VMS_DEBUGGING_INFO defined.
6376 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
6377 size, date calculating code moved here.
6379 2009-07-29 Paul Brook <paul@codesourcery.com>
6381 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
6384 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
6387 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
6388 to DImode when generating insq_le insn.
6390 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6392 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
6393 New macro set for VMS_DEBUGGGING_INFO.
6394 (AT_string_form): Use it.
6396 2009-07-28 DJ Delorie <dj@redhat.com>
6398 * config/mep/mep.c (vtext_section): New.
6399 (vftext_section): New.
6400 (ftext_section): New.
6401 (mep_select_section): Add support for functions.
6402 (mep_unique_section): Likewise.
6403 (mep_asm_init_sections): Likewise.
6404 (mep_encode_section_info): Remove it from here.
6406 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
6408 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
6410 * tree.h (TREE_DEPRECATED): Document it is used for types too.
6411 (TYPE_VECTOR_OPAQUE): Use default_def_flag
6413 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6415 * dwarf2out.c (output_file_names): Test new macro
6416 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
6417 (add_comp_dir_attribute): Likewise.
6419 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
6421 * config/i386/mingw-w64.h (LINK_SPEC): Add
6422 separating space between commands.
6424 2009-07-28 Jan Hubicka <jh@suse.cz>
6426 PR tree-optimization/40759
6427 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
6430 2009-07-27 DJ Delorie <dj@redhat.com>
6432 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
6433 types are dword-aligned.
6434 (mep_expand_va_start): Likewise.
6436 2009-07-27 Olivier Hainque <hainque@adacore.com>
6437 Douglas B Rupp <rupp@gnat.com>
6439 * convert.c (convert_to_pointer): Don't assume the target
6440 pointer type is POINTER_SIZE long. Fetch its precision instead.
6442 2009-07-27 Douglas B Rupp <rupp@gnat.com>
6444 * system.h (fopen): Undefine if macro.
6446 2009-07-27 Jakub Jelinek <jakub@redhat.com>
6448 * dwarf2out.c (output_cfi_p): Removed.
6449 (output_cfis): New function.
6450 (output_fde): New function, split from output_call_frame_info.
6451 (output_call_frame_info): Use it.
6452 (dwarf2out_switch_text_section): Use output_cfis.
6454 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6456 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
6457 TARGET_BI_ARCH is specified without enabling SJLJ.
6458 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
6459 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
6461 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
6463 * arm.md (negdi2): Use DImode if forcing a value into a register.
6465 2009-07-26 Ira Rosen <irar@il.ibm.com>
6467 PR tree-optimization/40801
6468 * tree-vect-stmts.c (vectorizable_call): Get previous copy
6469 of vector operand from the previous copy of vector statement.
6470 Pass the correct definition type value to
6471 vect_get_vec_def_for_stmt_copy().
6473 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6475 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
6476 const char ** conversion.
6478 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6480 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
6481 fancy_abort() if !ENABLE_ASSERT_CHECKING.
6482 (gcc_unreachable): Invoke __builtin_unreachable() if
6483 !ENABLE_ASSERT_CHECKING.
6485 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6487 PR rtl-optimization/40445
6488 * emit-rtl.c (next_nonnote_insn_bb): New function.
6489 * rtl.h (next_nonnote_insn_bb): Declare new function.
6490 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
6491 with no successors that is the successor of the ENTRY_BLOCK.
6492 Continue from the top after removing an empty fallthrough block.
6493 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
6494 of next_nonnote_insn.
6496 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6498 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
6500 2009-07-25 Martin Jambor <mjambor@suse.cz>
6502 * c-common.c (c_common_attribute_table): New element for noclone.
6503 (handle_noclone_attribute): New function. Forward-declare.
6504 * tree-inline.c (tree_versionable_function_p): Check for noclone
6506 * doc/extend.texi (Labels as Values): Document need for noclone.
6507 (Function Attributes): Document noclone attribute.
6509 2009-07-25 Jakub Jelinek <jakub@redhat.com>
6511 PR rtl-optimization/34999
6512 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
6513 and dw_fde_switched_cold_to_hot fields.
6514 (output_cfi_p): New function.
6515 (output_call_frame_info): If fde->dw_fde_switched_sections,
6516 output 2 FDEs instead of one with corrupted header.
6517 (dwarf2out_do_cfi_startproc): New function.
6518 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
6519 and fde->dw_fde_switched_cold_to_hot.
6520 (dwarf2out_switch_text_section): Compute
6521 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
6522 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
6523 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
6524 Otherwise, compute fde->dw_fde_switch_cfi.
6526 2009-07-24 Cary Coutant <ccoutant@google.com>
6528 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
6530 2009-07-24 Cary Coutant <ccoutant@google.com>
6532 * cfghooks.c (split_block): Copy discriminator to new block.
6533 * tree-cfg.c (assign_discriminator): Check location of last
6534 instruction in block as well as first.
6536 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
6538 * config/i386/linux.c: Use fputs or putc instead of fprintf
6540 * config/i386/gas.h: Ditto.
6541 * config/i386/x86-64.h: Ditto.
6542 * config/i386/att.h: Ditto.
6544 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6546 * expmed.c (emit_store_flag): Use a recursive call to optimize the
6549 2009-07-24 Martin Jambor <mjambor@suse.cz>
6551 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
6552 (ipa_push_func_to_list_1): Declare.
6553 (ipa_push_func_to_list): New function.
6555 * ipa-prop.c (ipa_push_func_to_list_1): New function.
6556 (ipa_init_func_list): Call ipa_push_func_to_list_1.
6557 (ipa_push_func_to_list): Removed.
6558 (ipa_pop_func_from_list): Clear node_enqueued flag.
6560 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6562 * config/s390/s390.c (override_options): Default
6563 max-unrolled-insns to 100 for z10 tuning.
6565 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
6567 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
6568 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
6569 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
6570 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
6571 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
6572 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
6573 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
6575 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6577 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
6578 use default set in mingw32.h header.
6579 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
6580 64-bit /mingw/include path.
6581 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
6584 2009-07-23 Neil Vachharajani <nvachhar@google.com>
6586 PR rtl-optimization/40209
6587 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
6589 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6591 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
6592 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
6593 with the rest of string where appropriate. Use fputs or putc
6594 instead of fprintf where appropriate.
6596 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
6597 Pat Haugen <pthaugen@us.ibm.com>
6598 Revital Eres <ERES@il.ibm.com>
6600 * config/rs6000/vector.md: New file. Move most of the vector
6601 expander support here from altivec.md to allow for the VSX vector
6602 unit in the future. Add support for secondary_reload patterns.
6603 Rewrite the patterns for vector comparison, and vector comparison
6604 predicate instructions so that the RTL expresses the desired
6605 behavior, instead of using unspec.
6607 * config/rs6000/constraints.md ("f" constraint): Use
6608 rs6000_constraints to hold the precalculated register class.
6609 ("d" constraint): Ditto.
6610 ("wd" constraint): New constraint for VSX.
6611 ("wf" constraint): Ditto.
6612 ("ws" constraint): Ditto.
6613 ("wa" constraint): Ditto.
6614 ("wZ" constraint): Ditto.
6615 ("j" constraint): Ditto.
6617 * config/rs6000/predicates.md (vsx_register_operand): New
6619 (vfloat_operand): New predicate for vector.md.
6620 (vint_operand): Ditto.
6621 (vlogical_operand): Ditto.
6622 (easy_fp_constant): If VSX, 0.0 is an easy constant.
6623 (easy_vector_constant): Add VSX support.
6624 (altivec_indexed_or_indirect_operand): New predicate for
6625 recognizing Altivec style memory references with AND -16.
6627 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
6628 for vector secondary reload support.
6629 (rs6000_vector_reg_class): Delete, replacing it with
6631 (rs6000_vsx_reg_class): Ditto.
6632 (rs6000_constraints): New array to hold the register classes of
6633 each of the register constraints that can vary at runtime.
6634 (builtin_mode_to_type): New static array for builtin function type
6636 (builtin_hash_table): New static hash table for builtin function
6638 (TARGET_SECONDARY_RELOAD): Define target hook.
6639 (TARGET_IRA_COVER_CLASSES): Ditto.
6640 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
6641 registers are 128 bits if VSX memory reference instructions are used.
6642 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
6644 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
6645 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
6646 Print several of the scheduling related parameters.
6647 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
6648 rs6000_constraints instead of rs6000_vector_reg_class. Move
6649 -mdebug=reg code to rs6000_debug_reg_global. Add support for
6650 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
6651 Altivec. Add VSX support. Setup for secondary reload support on
6652 Altivec/VSX registers.
6653 (rs6000_override_options): Make power7 set the scheduling groups
6654 like the power5. Add support for new debug switches to override
6655 the scheduling defaults. Temporarily disable -mcpu=power7 from
6656 setting -mvsx. Add support for debug switches -malways-hint,
6657 -msched-groups, and -malign-branch-targets.
6658 (rs6000_buitlin_conversion): Add support for returning unsigned
6659 vector conversion functions to fix regressions due to stricter
6661 (rs6000_builtin_mul_widen_even): Ditto.
6662 (rs6000_builtin_mul_widen_odd): Ditto.
6663 (rs6000_builtin_vec_perm): Ditto.
6664 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
6665 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
6667 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
6669 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
6670 VSX types for bit operations. Changes to accomidate vector.md.
6671 (bdesc_2arg): Ditto.
6672 (bdesc_1arg): Ditto.
6673 (struct builtin_description_predicates): Rewrite predicate
6674 handling so that RTL describes the operation, instead of passing
6675 the instruction to be used as a string argument.
6676 (bdesc_altivec_preds): Ditto.
6677 (altivec_expand_predicate_builtin): Ditto.
6678 (altivec_expand_builtin): Ditto.
6679 (rs6000_expand_ternop_builtin): Use a switch instead of an if
6680 statement for vsldoi support.
6681 (altivec_expand_ld_builtin): Change to use new names from vector.md.
6682 (altivec_expand_st_builtin): Ditto.
6683 (paired_expand_builtin): Whitespace changes.
6684 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
6685 builtin_mode_to_type table for secondary reload. Call
6686 builtin_function_type to build random builtin functions.
6687 (altivec_init_builtins): Change to use builtin_function_type to
6688 create builtin function types dynamically as we need them.
6689 (builtin_hash_function): New support for hashing the tree types
6690 for builtin function as we need it, rather than trying to build
6691 all of the trees that we need. Add initial preliminary VSX support.
6692 (builtin_function_type): Ditto.
6693 (builtin_function_eq): Ditto.
6694 (builtin_hash_struct): Ditto.
6695 (rs6000_init_builtins): Ditto.
6696 (rs6000_common_init_builtins): Ditto.
6697 (altivec_init_builtins): Ditto.
6698 (rs6000_common_init_builtins): Ditto.
6699 (enum reload_reg_type): New enum for simplifing reg classes.
6700 (rs6000_reload_register_type): Simplify register classes into GPR,
6701 Vector, and other registers. Altivec and VSX addresses in reload.
6702 (rs6000_secondary_reload_inner): Ditto.
6703 (rs6000_ira_cover_classes): New target hook, that returns the
6704 appropriate cover classes, based on -mvsx being used or not.
6705 (rs6000_secondary_reload_class): Add VSX support.
6706 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
6707 (get_vsel_insn): Ditto.
6708 (rs6000_emit_vector_compare): Rewrite vector conditional support
6709 so that where we can, we use RTL operators, instead of blindly use
6711 (rs6000_emit_vector_select): Ditto.
6712 (rs6000_emit_vector_cond_expr): Ditto.
6713 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
6714 (create_TOC_reference): Add -mdebug=addr support.
6715 (emit_frame_save): VSX loads/stores need register indexed addressing.
6717 * config/rs6000/rs6000.md: Include vector.md.
6719 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
6721 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6722 support for V2DI, V2DF in logical, permute, select operations.
6724 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
6725 switch for vsx/power7.
6726 (-mvsx-scalar-memory): Ditto.
6727 (-mvsx-align-128): Ditto.
6728 (-mallow-movmisalign): Ditto.
6729 (-mallow-df-permute): Ditto.
6730 (-msched-groups): Ditto.
6731 (-malways-hint): Ditto.
6732 (-malign-branch-targets): Ditto.
6734 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
6736 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
6737 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
6738 (rs6000_vector_reg_class): Delete.
6739 (rs6000_vsx_reg_class): Ditto.
6740 (enum rs6000_reg_class_enum): New enum for the constraints that
6741 vary based on target switches.
6742 (rs6000_constraints): New array to hold the register class for all
6743 of the register constraints that vary based on the switches used.
6744 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
6745 (enum rs6000_builtins): Add unsigned varients for the builtin
6746 declarations returned by target hooks for expanding multiplies,
6747 select, and permute operations. Add VSX builtins.
6748 (enum rs6000_builtin_type_index): Add entries for VSX.
6749 (V2DI_type_node): Ditto.
6750 (V2DF_type_node): Ditto.
6751 (unsigned_V2DI_type_node): Ditto.
6752 (bool_long_type_node): Ditto.
6753 (intDI_type_internal_node): Ditto.
6754 (uintDI_type_internal_node): Ditto.
6755 (double_type_internal_node): Ditto.
6757 * config/rs6000/altivec.md (whole file): Move all expanders to
6758 vector.md from altivec.md. Rename insn matching functions to be
6760 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
6761 (altivec_vcmp*): Ditto.
6762 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
6763 (VM): New iterator for moves that includes the VSX types.
6764 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
6765 (altivec_vperm_<mode>_uns): New, for unsigned types.
6766 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
6767 (altivec_eq<mode>): Ditto.
6768 (altivec_gt<mode>): Ditto.
6769 (altivec_gtu<mode>): Ditto.
6770 (altivec_eqv4sf): Ditto.
6771 (altivec_gev4sf): Ditto.
6772 (altivec_gtv4sf): Ditto.
6773 (altivec_vcmpbfp_p): Ditto.
6775 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
6777 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
6780 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6783 * config/i386/i386.c (output_387_ffreep): Rewrite to use
6784 ASM_SHORT instead of .word.
6785 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
6786 instead of .word in asm template.
6788 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
6791 * ira-lives.c (bb_has_abnormal_call_pred): New function.
6792 (process_bb_node_lives): Use it.
6794 * ira.c (setup_cover_and_important_classes): Don't setup
6795 ira_important_class_nums. Add cover classes to the end of
6797 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
6799 (find_reg_class_closure): Use reorder_important_classes.
6801 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
6803 * config/i386/i386.c (i386_ira_cover_classes): New function.
6804 (TARGET_IRA_COVER_CLASSES): Redefine.
6806 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
6807 importance of order of cover classes in the array.
6809 2009-07-22 Diego Novillo <dnovillo@google.com>
6811 * tree-pass.h (TDF_EH): Define.
6812 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
6813 contains TDF_EH, print the EH region number holding GS.
6814 * tree-dump.c (dump_options): Add "eh".
6815 * doc/invoke.texi: Document it.
6817 2009-07-22 Doug Kwan <dougkwan@google.com>
6819 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
6821 2009-07-22 Michael Matz <matz@suse.de>
6823 PR tree-optimization/35229
6824 PR tree-optimization/39300
6826 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
6827 (inhibit_phi_insertion): New function.
6828 (insert_into_preds_of_block): Call it for REFERENCEs.
6829 (init_pre): Initialize and finalize scalar evolutions.
6830 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
6832 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
6834 * config/i386/predicates.md (zero_extended_scalar_load_operand):
6835 Use CONST_VECTOR_NUNITS to determine number of elements.
6837 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
6839 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
6840 (U, W): Constraints are now deprecated and will be removed if we
6842 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
6844 ("prefetch"): Add the stcmh instruction for prefetching.
6845 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
6847 (s390_short_displacement): Return always true if compiling for
6848 machines not providing the long displacement facility.
6849 (s390_mem_constraint): Support the new constraint letter Z.
6850 (s390_check_qrst_address): New function.
6852 2009-07-21 DJ Delorie <dj@redhat.com>
6854 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
6857 2009-07-21 Jason Merrill <jason@redhat.com>
6859 * c-common.c (max_tinst_depth): Increase default to 1024.
6861 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6863 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
6864 (vec_unpacku_float_lo_v4si): Ditto.
6866 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6869 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
6870 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
6871 (builtin_description): Add __builtin_ia32_cvtudq2ps.
6872 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
6874 2009-07-21 Jakub Jelinek <jakub@redhat.com>
6876 PR tree-optimization/40813
6877 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
6880 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
6882 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
6883 with a NOP_EXPR if needed.
6885 2009-07-21 Paul Brook <paul@codesourcery.com>
6887 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
6888 Terminate debug dump with newline.
6890 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6892 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
6893 Cast "1" to unsigned HOST_WIDE_INT.
6894 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
6895 deposit length to the maximum length - lsb. Extend length if
6896 HOST_BITS_PER_WIDE_INT is 32.
6898 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6900 * cgraph.h (constant_pool_htab): New function.
6901 (constant_descriptor_tree): Move from varasm.c.
6902 * varasm.c (constant_pool_htab): New function.
6903 (constant_descriptor_tree): Move to cgraph.h.
6905 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6907 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
6909 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
6911 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
6914 2009-07-20 Xinliang David Li <davidxl@google.com>
6916 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
6918 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
6920 * config/mips/mips.md (move_type): Add arith.
6921 (type): Handle arith.
6922 (zero_extendsidi2): Rename this into ...
6923 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
6924 (zero_extendsidi2): New expander.
6925 (*zero_extendsidi2_dext): New pattern.
6927 2009-07-20 Nick Clifton <nickc@redhat.com>
6929 * config.gcc (mips64-*-*): Add definition of tm_defines in order
6930 to set MIPS_ABI_DEFAULT.
6931 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
6933 2009-07-20 Jakub Jelinek <jakub@redhat.com>
6935 * tree-object-size.c (addr_object_size): Handle unions with
6936 array in it as last field of structs in __bos (, 1) as __bos (, 0).
6938 PR tree-optimization/40792
6939 * tree.c (build_function_type_skip_args): Remove bogus assert.
6941 2009-07-20 Jan Hubicka <jh@suse.cz>
6942 Martin Jambor <mjambor@suse.cz>
6944 * cgraph.h (combined_args_to_skip): New field.
6945 * cgraph.c (cgraph_create_virtual_clone): Properly handle
6946 combined_args_to_skip and args_to_skip.
6947 * tree-inline.c (update_clone_info): New function.
6948 (tree_function_versioning): Call update_clone_info.
6949 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
6951 (cgraph_materialize_all_clones): More extensive dumping, working
6952 with combined_args_to_skip rather than args_to_skip.
6954 2009-07-20 Ira Rosen <irar@il.ibm.com>
6956 * tree-vectorizer.h (vectorizable_condition): Add parameters.
6957 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
6958 (get_initial_def_for_reduction): Likewise.
6959 (vectorizable_reduction): Skip the check of first operand in case
6960 of COND_EXPR. Add check that it is outer loop vectorization if
6961 nested cycle was detected. Call vectorizable_condition() for
6962 COND_EXPR. If reduction epilogue cannot be created do not fail for
6963 nested cycles (if it is not double reduction). Assert that there
6964 is only one type in the loop in case of COND_EXPR. Call
6965 vectorizable_condition() to vectorize COND_EXPR.
6966 * tree-vect-stmts.c (vectorizable_condition): Update comment.
6967 Add parameters. Allow nested cycles if called from
6968 vectorizable_reduction(). Use reduction vector variable if provided.
6969 (vect_analyze_stmt): Call vectorizable_reduction() before
6970 vectorizable_condition().
6971 (vect_transform_stmt): Update call to vectorizable_condition().
6973 2009-07-20 Christian Bruel <christian.bruel@st.com>
6975 * config/sh/sh.opt (-mfmovd): Resurrect and document.
6976 * doc/invoke.texi (-mfmovd): Likewise.
6977 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
6979 2009-07-20 Jan Hubicka <jh@suse.cz>
6981 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
6982 when handling SSA name.
6984 2009-07-19 Jan Hubicka <jh@suse.cz>
6986 PR tree-optimization/40676
6987 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
6988 virtual PHIs in empty BBs.
6990 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6992 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
6993 re-expanded the compound use gen_lowpart instead to convert to the
6996 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6998 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
6999 OUTER_CONST arguments.
7000 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
7001 the new wider mode will be masked off.
7002 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
7004 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7006 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
7007 high-order bits are zero.
7009 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7011 * combine.c (simplify_shift_const_1): Split code to determine
7013 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
7014 new bits shifted in are identical to the old sign bit.
7016 2009-07-18 Richard Guenther <rguenther@suse.de>
7019 * gimplify.c (gimplify_call_expr): Reject code using results from
7020 functions returning void.
7022 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7024 * doc/md.texi: Document the new PowerPC "es" constraint.
7025 Document that "m" can include automodified addresses on this target,
7026 and explain how %U must be used. Extend the "Q" and "Z" documentation
7027 to suggest "es" as well as "m".
7028 * config/rs6000/constraints.md (es): New memory constraint.
7029 (Q, Z): Update strings to match new documentation.
7031 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7033 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
7034 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
7035 * config/rs6000/predicates.md (volatile_mem_operand): Use
7036 offsettable_nonstrict_memref_p.
7037 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
7038 (*floatunssidf2_internal): Likewise.
7039 (*fix_truncdfsi2_internal): Likewise.
7040 (*fix_trunctfsi2_internal): Likewise.
7042 2009-07-17 Anatoly Sokolov <aesok@post.ru>
7044 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
7046 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7048 2009-07-17 Richard Guenther <rguenther@suse.de>
7051 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
7052 (pass_warn_unused_result): Likewise.
7053 (TODO_set_props): Remove.
7054 * omp-low.c (diagnose_omp_structured_block_errors): Change to
7056 (pass_diagnose_omp_blocks): Define.
7057 * c-decl.c (pop_file_scope): Do not finalize the CU here.
7058 (c_gimple_diagnostics_recursively): Remove.
7059 (finish_function): Do not call it.
7060 (c_write_global_declarations): Continue after errors.
7061 Finalize the CU here.
7062 * c-gimplify.c (c_genericize): Do not gimplify here.
7063 * c-common.c (c_warn_unused_result): Move ...
7064 * tree-cfg.c (do_warn_unused_result): ... here.
7065 (run_warn_unused_result): New function.
7066 (gate_warn_unused_result): New function.
7067 (pass_warn_unused_result): New pass.
7068 * c-common.h (c_warn_unused_result): Remove.
7069 * flags.h (flag_warn_unused_result): Declare.
7070 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
7071 * opts.c (flag_warn_unused_result): Initialize to false.
7072 * toplev.c (compile_file): Add comment.
7073 * omp-low.c (create_omp_child_function): Do not register
7074 the function with the frontend.
7075 (diagnose_omp_structured_block_errors): Prepare to be
7076 called as optimization pass.
7077 (gate_diagnose_omp_blocks): New function.
7078 (pass_diagnose_omp_blocks): New pass.
7079 * cgraph.h (cgraph_optimize): Remove.
7080 (cgraph_analyze_function): Likewise.
7081 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
7082 * cgraphunit.c (cgraph_lower_function): Lower nested functions
7083 before their parents here.
7084 (cgraph_finalize_function): Not here.
7085 (cgraph_analyze_function): Gimplify functions here.
7086 (cgraph_finalize_compilation_unit): Continue after errors.
7087 Optimize the callgraph from here.
7088 (cgraph_optimize): Make static.
7089 * langhooks.c (write_global_declarations): Finalize the CU.
7090 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
7091 (gimplify_function_tree): Assert we gimplify only once.
7092 Set PROP_gimple_any property.
7093 * tree-nested.c (gimplify_all_functions): New function.
7094 (lower_nested_functions): Gimplify all nested functions.
7095 * gimple.h (diagnose_omp_structured_block_errors): Remove.
7096 * passes.c (init_optimization_passes): Add pass_warn_unused_result
7097 and pass_diagnose_omp_blocks after gimplification. Do not
7098 set TODO_set_props on all_lowering_passes.
7099 (execute_one_pass): Do not handle TODO_set_props.
7100 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
7101 (gimplify.o): Add tree-pass.h dependency.
7102 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
7103 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
7104 (unsave_r): Likewise.
7105 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
7108 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
7110 * doc/service.texi (Service): Restore previously removed link,
7111 which isn't broken after all.
7113 2009-07-17 Richard Guenther <rguenther@suse.de>
7115 PR tree-optimization/40321
7116 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
7117 PHI nodes to the maximal set.
7118 (make_values_for_phi): Add PHI arguments to the maximal set.
7119 (execute_pre): Dump PHI_GEN and the maximal set.
7121 2009-07-17 Jakub Jelinek <jakub@redhat.com>
7124 * gimplify.c (gimplify_conversion): Don't change non-conversions into
7127 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
7129 * doc/extend.texi (Nested Functions): Replace broken link with
7131 * doc/service.texi (Service): Remove broken link.
7133 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
7136 * builtins.c (expand_builtin_memcmp): Use loc instead of
7137 EXPR_LOCATION (exp).
7138 (expand_builtin_strncmp): Likewise.
7140 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
7141 Manuel López-Ibáñez <manu@gcc.gnu.org>
7144 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
7145 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
7146 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
7147 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
7148 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
7149 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
7150 tree-inline.c, c-common.c, c-common.h, gimple.c,
7151 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
7152 convert.c: Add location argument to fold_{unary,binary,ternary},
7153 fold_build[123], build_call_expr, build_size_arg,
7154 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
7155 fold_build1_initializer, fold_build2_initializer,
7156 fold_build3_initializer, fold_build_call_array,
7157 fold_build_call_array_initializer, fold_single_bit_test,
7158 omit_one_operand, omit_two_operands, invert_truthvalue,
7159 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
7160 combine_comparisons, fold_builtin_*, fold_call_expr,
7161 build_range_check, maybe_fold_offset_to_address, round_up,
7164 2009-07-16 Jason Merrill <jason@redhat.com>
7167 * c-common.c (c_common_reswords): Add __is_standard_layout
7169 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
7170 * doc/implement-cxx.texi: New.
7171 * doc/gcc.texi: Include it.
7173 2009-07-16 DJ Delorie <dj@redhat.com>
7175 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
7176 compares that may be indirectly affected by previous instructions.
7178 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7180 * builtins.c (do_mpc_arg2): New.
7181 (fold_builtin_2): Fold builtin cpow.
7182 * real.h (HAVE_mpc_pow): New.
7184 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
7186 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
7187 comparison to skip unprofitable schedule
7189 2009-07-16 Simon Baldwin <simonb@google.com>
7191 * gcc.c (option_map): New flag -no-canonical-prefixes.
7192 * (display_help): Print help text for new flag.
7193 * (process_command): Move options translation and language specifics
7194 and handle new flag early. Use it to set a function pointer to a
7195 prefix builder. Replace make_relative_prefix calls with calls to
7196 the function pointed to. Ignore new flag in regular options handling.
7197 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
7199 2009-07-15 DJ Delorie <dj@redhat.com>
7201 * config/mep/mep.md (sibcall_internal): Change register to avoid
7203 (sibcall_value_internal): Likewise.
7205 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
7207 PR rtl-optimization/40710
7208 * resource.c (mark_target_live_regs): Reset DF problem to LR.
7210 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
7212 * config/mips/mips.md (*extenddi_truncate<mode>,
7213 *extendsi_truncate<mode>): Change type attribute to move_type
7214 with shift_shift. Split out code handling exts from here ...
7215 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
7217 (*extendhi_truncateqi): Change type attribute to move_type with
7218 shift_shift. Split out code handling exts from here ...
7219 (*extendhi_truncateqi_exts): ... to this new pattern.
7221 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
7223 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
7224 instead of "and" with inverted sign bit mask value. Use
7225 "nonimmediate_operand" for operand 1 and operand 2 predicate.
7226 Allocate registers only for operand 4 and operand 5.
7228 2009-07-15 Jakub Jelinek <jakub@redhat.com>
7231 * fold-const.c (fold_cond_expr_with_comparison): When folding
7232 < and <= to MIN, make sure the MIN uses the same type as the
7233 comparison's operands.
7235 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
7237 * arm.md (ior_xor): New code iterator.
7238 (split for ior/xor with shift and zero-extend): New split pattern.
7239 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
7241 2009-07-15 Richard Guenther <rguenther@suse.de>
7243 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
7246 2009-07-15 Richard Guenther <rguenther@suse.de>
7249 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
7251 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7253 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
7254 handle 2.6.30 kernel.
7256 2009-07-15 DJ Delorie <dj@redhat.com>
7258 * config/mep/mep.md (sibcall_internal): Change register to allow
7259 for 24-bit addresses.
7260 (sibcall_value_internal): Likewise.
7262 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
7264 * doc/invoke.texi: Added descriptions of the scheduling heuristics
7265 that are enabled/disabled by the flags introduced by a previous patch.
7267 2009-07-14 DJ Delorie <dj@redhat.com>
7269 * config/mep/mep.md (sibcall_internal): Include non-toggling
7271 (sibcall_value_internal): Likewise.
7273 2009-07-14 Taras Glek <tglek@mozilla.com>
7274 Rafael Espindola <espindola@google.com>
7276 * doc/sourcebuild.texi: Document install-plugin target.
7277 * configure.ac: Added install-plugin target to language makefiles.
7278 * configure: Regenerate.
7279 * Makefile.in: (install-plugin): Install more headers,
7280 depend on lang.install-plugin.
7282 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7284 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
7287 2009-07-14 DJ Delorie <dj@redhat.com>
7289 * config/mep/mep.c (mep_vliw_jmp_match): New function.
7290 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
7291 * config/mep/mep.md (sibcall_internal): Change test from
7292 mep_vliw_mode_match to mep_vliw_jmp_match.
7293 (sibcall_value_internal): Likewise.
7295 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
7297 * config/i386/sse.md (copysign<mode>3): New expander.
7298 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
7299 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
7300 Use ix86_build_const_vector.
7301 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
7302 IX86_BUILTIN_CPYSGNPD.
7303 (builtin_description): Add __builtin_ia32_copysignps and
7304 __builtin_ia32_copysignpd.
7305 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
7306 and BUILT_IN_COPYSIGNF.
7308 2009-07-13 Jason Merrill <jason@redhat.com>
7310 * builtins.c (can_trust_pointer_alignment): New fn.
7311 (get_pointer_alignment): Factor it out from here.
7312 * tree.h: Declare it.
7314 2009-07-14 David Edelsohn <edelsohn@gnu.org>
7316 * config/rs6000/predicates.md (offsettable_mem_operand): Test
7319 2009-07-14 Dodji Seketeli <dodji@redhat.com>
7323 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
7325 2009-07-14 Richard Guenther <rguenther@suse.de>
7326 Andrey Belevantsev <abel@ispras.ru>
7329 * cfgexpand.c (partition_stack_vars): Do not bother to update
7330 alias information when not optimizing.
7332 2009-07-14 Richard Guenther <rguenther@suse.de>
7333 Andrey Belevantsev <abel@ispras.ru>
7335 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
7336 (pt_solution_set): Likewise.
7337 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
7338 * tree-ssa-structalias.c (pt_solution_set): New function.
7339 * final.c (rest_of_clean_state): Free SSA data structures.
7340 * print-rtl.c (print_decl_name): Remove.
7341 (print_mem_expr): Implement in terms of print_generic_expr.
7342 * alias.c (ao_ref_from_mem): New function.
7343 (rtx_refs_may_alias_p): Likewise.
7344 (true_dependence): Query alias-export info.
7345 (canon_true_dependence): Likewise.
7346 (write_dependence_p): Likewise.
7347 * tree-dfa.c (get_ref_base_and_extent): For void types leave
7349 * emit-rtl.c (component_ref_for_mem_expr): Remove.
7350 (mem_expr_equal_p): Use operand_equal_p.
7351 (set_mem_attributes_minus_bitpos): Do not use
7352 component_ref_for_mem_expr.
7353 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
7354 (update_alias_info_with_stack_vars): Likewise.
7355 (partition_stack_vars): Call update_alias_info_with_stack_vars.
7356 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
7357 explicitly nor clear stmt operands.
7358 Free the decl-to-pointer map.
7359 * tree-optimize.c (execute_free_datastructures): Do not free
7360 SSA data structures here.
7361 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
7362 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
7363 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
7365 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
7367 2009-07-13 DJ Delorie <dj@redhat.com>
7369 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
7370 unrolling at the right iteration count.
7372 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
7375 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7377 * haifa-sched.c (rank_for_schedule): Introduced flags to
7378 enable/disable individual scheduling heuristics.
7379 * common.opt: Introduced flags to enable/disable individual
7380 heuristics in the scheduler.
7381 * doc/invoke.texi: Introduced flags to enable/disable individual
7382 heuristics in the scheduler.
7384 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
7386 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
7387 config/i386/mingw-tls.c.
7388 * config/i386/mingw-tls.c: Removed.
7390 2009-07-13 Ira Rosen <irar@il.ibm.com>
7392 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
7393 checks access only relevant statements.
7394 (vectorizable_reduction): Likewise.
7396 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
7398 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
7399 just for 32-bit case.
7401 2009-07-12 Jan Hubicka <jh@suse.cz>
7403 PR tree-optimization/40585
7404 * except.c (expand_resx_expr): When there already is resume
7405 instruction, produce linked list.
7406 (build_post_landing_pads): Assert that resume is empty.
7407 (connect_post_landing_pads): Handle resume lists.
7408 (dump_eh_tree): Dump resume list.
7410 2009-07-12 Ira Rosen <irar@il.ibm.com>
7412 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
7413 with additional argument.
7414 * tree-vectorizer.h (enum vect_def_type): Add
7415 vect_double_reduction_def.
7416 (vect_is_simple_reduction): Add argument.
7417 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
7419 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
7420 vect_is_simple_reduction with additional argument.
7421 (vect_analyze_loop_operations): Handle exit phi nodes in case of
7423 (reduction_code_for_scalar_code): Handle additional codes by
7424 returning ERROR_MARK for them. Fix comment and indentation.
7425 (vect_is_simple_reduction): Fix comment, add argument to specify
7426 double reduction. Detect double reduction.
7427 (get_initial_def_for_induction): Fix indentation.
7428 (get_initial_def_for_reduction): Fix comment and indentation.
7429 Handle double reduction. Create initial definitions that do not
7430 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
7431 (vect_create_epilog_for_reduction): Fix comment, add argument to
7432 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
7433 epilogue result extraction. Create double reduction phi node and
7434 replace relevant uses.
7435 (vectorizable_reduction): Call vect_is_simple_reduction with
7436 additional argument. Fix indentation. Update epilogue code treatment
7437 according to the changes in reduction_code_for_scalar_code. Check
7438 for double reduction. Call vect_create_epilog_for_reduction with
7439 additional argument.
7440 * tree-vect-stmts.c (process_use): Handle double reduction, update
7442 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
7443 (vect_get_vec_def_for_operand): Likewise.
7445 2009-07-12 Danny Smith <dansmister@gmail.com>
7447 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
7448 dllexport if !TREE_PUBLIC.
7449 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
7451 2009-07-11 Anatoly Sokolov <aesok@post.ru>
7453 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
7454 (avr_extra_arch_macro) Remove declatation.
7455 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
7456 (avr_extra_arch_macro) Declare as static.
7457 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
7459 2009-07-11 Jan Hubicka <jh@suse.cz>
7462 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
7464 2009-07-11 Jakub Jelinek <jakub@redhat.com>
7467 * dwarf2out.c (dw_fde_struct): Add in_std_section and
7468 cold_in_std_section bits.
7469 (dwarf2out_begin_prologue): Initialize them.
7470 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
7471 if already covered by text_section or cold_text_section range.
7473 PR rtl-optimization/40667
7474 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
7475 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
7476 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
7477 * config/i386/i386.c (ix86_minimum_alignment): New function.
7478 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
7479 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
7480 * emit-rtl.c (gen_reg_rtx): Likewise.
7481 * function.c (assign_parms): Likewise. If nominal_type needs
7482 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
7483 rather than passed_type's alignment.
7486 * function.c (assign_parm_setup_stack): Adjust
7487 MEM_OFFSET (data->stack_parm) if promoted_mode is different
7488 from nominal_mode on big endian.
7490 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
7492 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
7494 2009-07-10 DJ Delorie <dj@redhat.com>
7496 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
7498 2009-07-10 Mark Mitchell <mark@codesourcery.com>
7500 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
7502 (thumb2_cbnz): Likewise.
7504 2009-07-10 David Daney <ddaney@caviumnetworks.com>
7507 * config.gcc (supported_defaults): Add synci.
7508 (with_synci): Add validation.
7509 (all_defaults): Add synci.
7510 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
7513 * config/mips/mips.opt (msynci): New option.
7514 * config/mips/mips.c (mips_override_options): Warn on use of
7515 -msynci for targets that do now support it.
7516 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7518 * gcc/doc/invoke.texi (-msynci): Document the new option.
7519 * doc/install.texi (--with-synci): Document the new option.
7521 2009-07-10 Richard Guenther <rguenther@suse.de>
7523 PR tree-optimization/40496
7524 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
7525 the PHI result with a compatible type.
7527 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
7531 * c.opt (Wunused-result): New.
7532 * doc/invoke.texi: Document it.
7533 * c-common.c (c_warn_unused_result): Use it.
7535 2009-07-09 DJ Delorie <dj@redhat.com>
7537 * targhooks.c (default_target_can_inline_p): Rename from
7538 default_target_option_can_inline_p.
7539 * targhooks.h (default_target_can_inline_p): Likewise.
7540 * target-def.h (TARGET_CAN_INLINE_P): Rename from
7541 TARGET_OPTION_CAN_INLINE_P.
7542 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
7543 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
7544 (mep_target_can_inline_p): Rename from
7545 mep_target_option_can_inline_p.
7548 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
7549 registers used to pass vectors.
7551 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
7553 2009-07-09 Tom Tromey <tromey@redhat.com>
7555 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
7556 * config/mmix/mmix.c: Include dwarf2.h.
7557 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
7558 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
7559 * config/sh/sh.c: Include dwarf2.h.
7560 * config/i386/i386.c: Include dwarf2.h.
7561 * Makefile.in (DWARF2_H): Remove 'elf'.
7562 * except.c: Include dwarf2.h.
7563 * unwind-dw2.c: Include dwarf2.h.
7564 * dwarf2out.c: Include dwarf2.h.
7565 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
7566 * unwind-dw2-fde.c: Include dwarf2.h.
7567 * dwarf2asm.c: Include dwarf2.h.
7569 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7571 * haifa-sched.c (insn_finishes_cycle_p): New static function.
7572 (max_issue): Use it.
7573 * sched-int.h (struct sched_info: insn_finishes_block_p): New
7575 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
7576 (region_sched_info): Update.
7577 * sched-ebb.c (ebb_sched_info): Update.
7578 * modulo-sched.c (sms_sched_info): Update.
7579 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
7581 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7583 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
7585 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
7587 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
7589 2009-07-09 Jakub Jelinek <jakub@redhat.com>
7592 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
7593 arg1 with arg01 if arg1 is already INTEGER_CST.
7595 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7597 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
7598 Transform (and (truncate)) into (truncate (and)).
7600 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7602 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
7603 creating LHS paradoxical subregs. Fix surrounding returns to
7604 use NULL_RTX rather than 0.
7606 2009-07-08 DJ Delorie <dj@redhat.com>
7608 * config/mep/mep.c: (mep_option_can_inline_p): New.
7609 (TARGET_OPTION_CAN_INLINE_P): Define.
7611 2009-07-08 Mark Wielaard <mjw@redhat.com>
7614 * dwarf2out.c (add_data_member_location_attribute): When we have
7615 only a constant offset don't emit a new location description using
7616 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
7619 2009-07-08 Richard Henderson <rth@redhat.com>
7622 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
7623 (enum reg_class): Add CLOBBERED_REGS.
7624 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
7625 * config/i386/i386.c (ix86_conditional_register_usage): Moved
7626 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
7627 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
7628 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
7629 force 64-bit sibcalls into R11.
7630 * config/i386/constraints.md (U): New constraint.
7631 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
7632 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
7633 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
7635 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
7637 * basic-block.h (dump_regset, debug_regset): Remove duplicate
7639 * c-objc-common.h (c_initialize_diagnostics): Ditto.
7640 * ebitmap.h (dump_ebitmap): Ditto.
7641 * optabs.h (optab_libfunc): Ditto.
7642 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
7643 * tree-flow.h (vect_can_force_dr_alignment_p,
7644 get_vectype_for_scalar_type): Ditto.
7645 (vectorize_loops): Move prototype to ...
7646 * tree-vectorizer.h: ... here. Also, adjust comment.
7647 (vect_set_verbosity_level): Remove duplicate prototype.
7648 * tree-ssa-loop.c: Include tree-vectorizer.h.
7649 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
7651 2009-07-08 Nick Clifton <nickc@redhat.com>
7653 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
7656 2009-07-08 DJ Delorie <dj@redhat.com>
7658 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
7659 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
7660 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
7662 * config/mep/intrinsics.md: Regenerated.
7663 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
7664 registers when asm() or calls are detected.
7666 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
7669 * gimplify.c (gimplify_expr): Propagate no_warning flag when
7671 * gimple (gimple_build_call_from_tree): Likewise.
7672 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
7673 no_warning flag before warning.
7675 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7677 * tree.c (set_expr_locus): Remove.
7678 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
7679 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
7681 * gimplify.c (internal_get_tmp_var): Likewise.
7682 (gimplify_call_expr): Likewise.
7683 (gimplify_one_sizepos): Likewise.
7685 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
7688 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
7689 to variables for debugging purposes.
7691 2009-06-23 Mark Loeser <mark@halcy0n.com>
7694 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
7696 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7698 * pretty-print.c (pp_base_format): Remove %J.
7699 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7700 gcc_cxxdiag_char_table): Likewise.
7701 (init_dynamic_diag_info): Likewise.
7703 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7705 * pretty-print.c (pp_base_format): Remove %H.
7706 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7707 gcc_cxxdiag_char_table): Likewise.
7708 (init_dynamic_diag_info): Likewise.
7709 * config/mep/mep.c (mep_select_section): Likewise.
7711 2009-07-07 Duncan Sands <baldrick@free.fr>
7713 * final.c (pass_clean_state): Give the pass a name.
7714 * passes.c (pass_rest_of_compilation): Likewise.
7715 * tree-optimize.c (pass_all_optimizations): Likewise.
7717 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
7719 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
7720 an extra 'decl' for error_at.
7722 2009-07-07 Jakub Jelinek <jakub@redhat.com>
7725 * tree-tailcall.c (adjust_return_value_with_ops,
7726 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
7727 if it has complex or vector type.
7729 2009-07-07 Olivier Hainque <hainque@adacore.com>
7731 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
7734 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
7736 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
7738 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7740 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
7741 * c-decl.c: Likewise.
7742 * function.c: Likewise.
7743 * varasm.c: Likewise.
7744 * tree-ssa.c: Likewise.
7745 * c-common.c: Likewise.
7746 * tree-cfg.c: Likewise.
7747 * config/spu/spu.c: Likewise.
7748 * config/ia64/ia64.c: Likewise.
7749 * config/v850/v850.c: Likewise.
7751 2009-07-06 DJ Delorie <dj@redhat.com>
7753 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
7754 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
7755 unspecified accesses to control registers.
7756 * config/mep/intrinsics.md: Regenerate.
7757 * config/mep/intrinsics.h: Regenerate.
7758 * config/mep/mep-intrin.h: Regenerate.
7760 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7762 * c-lex.c: Replace %H by an explicit location. Update all calls.
7763 * c-common.c: Likewise.
7764 * c-decl.c: Likewise.
7765 * c-typeck.c: Likewise.
7766 * fold-const.c: Likewise.
7767 * gimplify.c: Likewise.
7769 * tree-cfg.c: Likewise.
7770 * tree-ssa-loop-niter.c: Likewise.
7771 * tree-vrp.c: Likewise.
7772 * value-prof.c: Likewise.
7774 2009-07-06 Diego Novillo <dnovillo@google.com>
7776 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
7777 if it has one. Handle cases where VAR does not have an
7778 annotation or cfun is NULL.
7780 2009-07-06 Diego Novillo <dnovillo@google.com>
7782 * tree.c: Include debug.h.
7783 (initialize_tree_contains_struct): New.
7784 (init_ttree): Call it.
7785 (tree_node_structure_for_code): Factor out of ...
7786 (tree_node_structure): ... here.
7787 * treestruct.def (TS_PHI_NODE): Remove.
7788 (TS_GIMPLE_STATEMENT): Remove.
7790 2009-07-06 Diego Novillo <dnovillo@google.com>
7792 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
7793 (debug_tree_chain): Handle cycles.
7795 2009-07-06 Nick Clifton <nickc@redhat.com>
7796 DJ Delorie <dj@redhat.com>
7798 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
7799 __FMOVD_ENABLED__ is defined.
7801 (TARGET_FMOVD): Provide a default definition.
7802 (MASK_FMOVD): Likewise.
7803 (TARGET_CPU_CPP_BUILTINS): Define
7804 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
7805 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
7806 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
7807 (split for DF load from memory into register): Also handle
7808 MEMs which consist of REG+DISP addressing.
7809 (split for DF store from register to memory): Likewise.
7810 (movsf_ie): Always use single fp_mode.
7811 * config/sh/sh.c (sh_override_options): Do not automatically
7812 enable TARGET_MOVD for the SH2A when supporting doubles - leave
7813 that to the -mfmovd command line switch.
7814 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
7815 (fldi_ok): Always allow.
7816 * config/sh/sh.opt (mfmovd): Remove this switch.
7817 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
7819 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
7820 Kaz Kojima <kkojima@gcc.gnu.org>
7822 PR rtl-optimization/30807
7823 * postreload.c (reload_combine): For every new use of REG_SUM,
7824 record the use of BASE.
7826 2009-07-06 Jan Hubicka <jh@suse.cz>
7828 * params.def: Revert my accidental commit at 2009-06-30.
7830 2009-07-04 Ian Lance Taylor <iant@google.com>
7833 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
7835 (mingw_format_attribute_overrides): Likewise.
7837 2009-07-04 Jakub Jelinek <jakub@redhat.com>
7840 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
7841 don't check cfa.reg. Instead of cfa.indirect use
7842 fde && fde->drap_reg != INVALID_REGNUM test.
7844 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
7846 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
7848 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
7851 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
7853 2009-07-03 Richard Guenther <rguenther@suse.de>
7855 PR tree-optimization/40640
7856 * tree-switch-conversion.c (build_arrays): Perform arithmetic
7859 2009-07-03 Jan Hubicka <jh@suse.cz>
7861 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
7862 for size, reduce amount of inlining.
7864 2009-07-03 Richard Guenther <rguenther@suse.de>
7867 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
7868 if t +- x is known to not overflow and the conversion widens the
7870 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
7872 2009-07-03 Jan Hubicka <jh@suse.cz>
7874 * ipa-pure-const.c (analyze): Update loop optimizer init.
7875 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
7876 try_remove_empty_loop, remove_empty_loops): Remove.
7877 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
7878 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
7879 to mark regular loops as neccesary.
7880 (degenerate_phi_p): New function.
7881 (propagate_necessity, remove_dead_phis): Use it.
7882 (forward_edge_to_pdom): Likewise.
7883 (eliminate_unnecessary_stmts): Take care to remove uses of results of
7884 virtual PHI nodes that became unreachable.
7885 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
7886 * tree-flow.h (remove_empty_loops): Remove.
7887 * passes.c (init_optimization_passes): Remove.
7889 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
7891 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
7892 can_create_pseudo_p.
7893 (*fix_trunc<mode>_i387_1): Ditto.
7894 (*floathi<mode>2_1): Ditto.
7895 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
7896 (*fistdi2_1): Ditto.
7897 (*fist<mode>2_1): Ditto.
7898 (frndintxf2_floor): Ditto.
7899 (*fist<mode>2_floor_1): Ditto.
7900 (frndintxf2_ceil): Ditto.
7901 (*fist<mode>2_ceil_1): Ditto.
7902 (frndintxf2_trunc): Ditto.
7903 (frndintxf2_mask_pm): Ditto.
7904 (fxam<mode>2_i387_with_temp): Ditto.
7905 * config/i386/sse.md (mulv16qi3): Ditto.
7906 (*sse2_mulv4si3): Ditto.
7908 (sse4_2_pcmpestr): Ditto.
7909 (sse4_2_pcmpistr): Ditto.
7911 2009-07-03 Jan Hubicka <jh@suse.cz>
7913 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
7914 (mark_stmt_necessary): Set it.
7915 (mark_operand_necessary): Set it.
7916 (mark_control_dependent_edges_necessary): Set it.
7917 (mark_virtual_phi_result_for_renaming): New function.
7918 (get_live_post_dom): New function.
7919 (forward_edge_to_pdom): New function.
7920 (remove_dead_stmt): Fix handling of control dependences.
7921 (tree_dce_init): Init new bitmap.
7922 (tree_dce_done): Free it.
7924 2009-07-02 Richard Guenther <rguenther@suse.de>
7927 * tree-ssa-structalias.c (new_var_info): Initialize
7930 2009-07-02 Jan Hubicka <jh@suse.cz>
7932 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
7935 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
7937 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
7938 instead of recomputing it. Adjust calls.
7939 (emit_store_flag): Adjust recursive calls.
7941 2009-07-02 Richard Guenther <rguenther@suse.de>
7943 * tree-ssa-live.c (remove_unused_locals): Do not remove
7945 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
7946 of DECL_EXTERNAL for HEAP variables.
7947 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
7948 HEAP variables. Do not adjust RESTRICT vars.
7949 (find_what_var_points_to): Nobody cares if something
7952 2009-07-02 Ben Elliston <bje@au.ibm.com>
7954 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
7955 pc_low and pc_high declarations to the top of the function.
7957 2009-07-01 DJ Delorie <dj@redhat.com>
7959 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
7961 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
7962 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
7963 unspecified accesses to control registers.
7964 * config/mep/intrinsics.md: Regenerate.
7965 * config/mep/intrinsics.h: Regenerate.
7966 * config/mep/mep-intrin.h: Regenerate.
7968 2009-07-01 Anthony Green <green@moxielogic.com>
7970 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7971 instruction when possible.
7972 (moxie_expand_prologue): Ditto. Also, save an instruction and
7973 some complexity by popping off of $r12 instead of $sp.
7974 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
7977 2009-07-01 Richard Henderson <rth@redhat.com>
7980 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
7981 contained no insns, reposition note before last insn.
7983 2009-07-01 Richard Henderson <rth@redhat.com>
7986 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
7987 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
7989 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7992 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
7993 darwin9 for printing reg addresses with %y.
7995 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
7997 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
7998 truncation from operands in binary operations.
8000 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8003 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8004 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8005 subreg of op0 to the original op0.
8007 * expmed.c (store_bit_field_1): Use a temporary as the destination
8008 instead of a paradoxical subreg when we need to truncate the result.
8010 2009-07-01 DJ Delorie <dj@redhat.com>
8012 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
8013 names to VLIW variants.
8014 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
8015 * config/mep/intrinsics.md: Regenerate.
8016 * config/mep/intrinsics.h: Regenerate.
8017 * config/mep/mep-intrin.h: Regenerate.
8019 2009-07-01 Jakub Jelinek <jakub@redhat.com>
8022 * jump.c (returnjump_p): Revert last patch.
8023 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
8025 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8028 * pa.md (casesi32p): Use jump table label to determine the offset
8030 (casesi64p): Likewise.
8032 * pa.c (forward_branch_p): Return bool type. Use instruction
8033 addresses when available. Assert that INSN has a jump label.
8034 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
8037 2009-07-01 Richard Guenther <rguenther@suse.de>
8039 PR tree-optimization/19831
8040 * tree-ssa-dce.c (propagate_necessity): Calls to functions
8041 that only act as barriers do not make any previous stores necessary.
8042 * tree-ssa-structalias.c (handle_lhs_call): Delay making
8043 HEAP variables global, do not add a constraint from nonlocal.
8044 (find_func_aliases): Handle escapes through return statements.
8045 (compute_points_to_sets): Make escaped HEAP variables global.
8047 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8050 * expmed.c (emit_store_flag): Perform a conversion if necessary,
8051 after reducing a DImode cstore to SImode.
8053 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8055 * expr.c (expand_expr_real_1): Reinstate fallthrough to
8056 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
8058 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
8060 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
8061 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
8063 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
8064 and umod_optab if TARGET_BSD_DIVMOD.
8065 * config/vax/lib1funcs.asm: New file.
8066 * config/vax/t-linux: New file.
8067 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
8069 2009-06-30 Jakub Jelinek <jakub@redhat.com>
8072 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
8073 to type arguments that have void type.
8076 * dwarf2out.c (gen_formal_parameter_die): Call
8077 equate_decl_number_to_die if node is different from origin.
8079 2009-06-30 Anthony Green <green@moxielogic.com>
8081 Clean up moxie port for --enable-build-with-cxx.
8082 * config/moxie/moxie.c (moxie_function_value): First two
8083 parameters are const_tree, not tree.
8084 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
8085 (REG_CLASS_NAMES): Ditto.
8086 (REGNO_REG_CLASS): Ditto.
8087 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
8088 (moxie_function_value): Fix constyness of arguments.
8090 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
8092 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
8093 finalize_size_functions before further processing.
8094 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
8095 (variable_size): Call self_referential_size on size expressions
8096 that contain a PLACEHOLDER_EXPR.
8097 (size_functions): New static variable.
8098 (copy_self_referential_tree_r): New static function.
8099 (self_referential_size): Likewise.
8100 (finalize_size_functions): New global function.
8101 * tree.c: Include tree-inline.h.
8102 (push_without_duplicates): New static function.
8103 (find_placeholder_in_expr): New global function.
8104 (substitute_in_expr) <tcc_declaration>: Return the replacement object
8106 <tcc_expression>: Likewise.
8107 <tcc_vl_exp>: If the replacement object is a constant, try to inline
8108 the call in the expression.
8109 * tree.h (finalize_size_functions): Declare.
8110 (find_placeholder_in_expr): Likewise.
8111 (FIND_PLACEHOLDER_IN_EXPR): New macro.
8112 (substitute_placeholder_in_expr): Update comment.
8113 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
8115 (copy_tree_body_r): Likewise.
8116 (copy_tree_body): New static function.
8117 (maybe_inline_call_in_expr): New global function.
8118 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
8119 (maybe_inline_call_in_expr): Declare.
8120 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
8121 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
8124 2009-06-30 Richard Guenther <rguenther@suse.de>
8126 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
8128 (propagate_necessity): Do not mark reaching defs of stores
8131 2009-06-30 Jan Hubicka <jh@suse.cz>
8133 * cfgloopanal.c (check_irred): Move into ...
8134 (mark_irreducible_loops): ... here; return true if ireducible
8136 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
8137 (analyze_function): Try to prove loop finiteness.
8138 * cfgloop.h (mark_irreducible_loops): Update prototype.
8139 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
8141 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
8143 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
8145 2009-06-30 Ira Rosen <irar@il.ibm.com>
8147 PR tree-optimization/40542
8148 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
8151 2009-06-30 Martin Jambor <mjambor@suse.cz>
8153 PR tree-optimization/40582
8154 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
8155 than useless_type_conversion_p.
8156 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
8159 2009-06-30 Martin Jambor <mjambor@suse.cz>
8162 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
8164 2009-06-30 Richard Guenther <rguenther@suse.de>
8166 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
8167 use ao_ref references.
8168 (walk_aliased_vdefs): Likewise.
8169 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
8170 * tree-ssa-dce.c (struct ref_data): Remove.
8171 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
8172 (mark_aliased_reaching_defs_necessary): Adjust.
8173 (mark_all_reaching_defs_necessary_1): Likewise.
8175 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
8178 * expmed.c (emit_cstore): New name of emit_store_flag_1.
8179 (emit_store_flag_1): Extract from emit_store_flag, adjust
8180 calls to (what now is) emit_cstore.
8181 (emit_store_flag): Call emit_store_flag_1 and also use it
8182 for what used to be recursive calls.
8184 2009-06-30 Wei Guozhi <carrot@google.com>
8187 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
8188 if the target bb post dominates from bb.
8189 * config/i386/i386.c (memory_address_length): Check existence of base
8190 register before using it.
8192 2009-06-30 Nick Clifton <nickc@redhat.com>
8193 DJ Delorie <dj@redhat.com>
8195 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8196 __FMOVD_ENABLED__ is defined.
8198 (TARGET_FMOVD): Provide a default definition.
8199 (MASK_FMOVD): Likewise.
8200 (TARGET_CPU_CPP_BUILTINS): Define
8201 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8202 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8203 two fmov instructions depending upon whether TARGET_FMOVD is
8205 (split for DF load from memory into register): Also handle
8206 MEMs which consist of REG+DISP addressing.
8207 (split for DF store from register to memory): Likewise.
8208 * config/sh/sh.opt (mfmovd): Remove this switch.
8209 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8210 * config/sh/sh.c (sh_override_options): Do not automatically
8211 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8212 that to the -mfmovd command line switch.
8214 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
8216 (fldi_ok): Always allow.
8217 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
8219 2009-06-29 DJ Delorie <dj@redhat.com>
8221 * doc/install.texi (mep-x-elf): Correct chip's full name.
8223 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
8225 * doc/extend.texi: Fix typo.
8227 2009-06-29 Tom Tromey <tromey@redhat.com>
8230 * Makefile.in (DWARF2_H): New variable.
8232 (dwarf2out.o): Likewise.
8233 (dwarf2asm.o): Likewise.
8234 * config/i386/t-i386: Use DWARF2_H.
8235 * except.c: Include elf/dwarf2.h.
8236 * unwind-dw2.c: Include elf/dwarf2.h.
8237 * dwarf2out.c: Include elf/dwarf2.h.
8238 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
8239 <dtprel>: New field.
8240 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
8241 (size_of_loc_descr): Likewise.
8242 (output_loc_operands_raw): Likewise.
8243 (output_loc_operands): Handle new dtprel field.
8244 (loc_checksum): Update.
8245 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
8246 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
8247 * unwind-dw2-fde.c: Include elf/dwarf2.h.
8248 * dwarf2asm.c: Include elf/dwarf2.h.
8249 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
8250 * config/mmix/mmix.c: Include elf/dwarf2.h.
8251 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
8252 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
8253 * config/sh/sh.c: Include elf/dwarf2.h.
8254 * config/i386/i386.c: Include elf/dwarf2.h.
8256 2009-06-29 DJ Delorie <dj@redhat.com>
8258 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
8260 * doc/extend.texi: Add MeP attributes and pragmas.
8261 * doc/invoke.text: Add MeP Options.
8262 * doc/contrib.texi: Add MeP contribution.
8263 * doc/md.texi: Add MeP constraints.
8264 * doc/install.texi: Add MeP target.
8266 2009-06-30 Anatoly Sokolov <aesok@post.ru>
8268 * target.h (struct gcc_target): Add frame_pointer_required field.
8269 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
8270 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
8271 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
8273 * reload1.c (update_eliminables): (Ditto.).
8274 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
8275 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8276 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
8278 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
8280 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
8281 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8282 (arm_frame_pointer_required): New function.
8284 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
8285 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8286 (avr_frame_pointer_required_p): Declare as static.
8287 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
8289 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
8290 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8291 (bfin_frame_pointer_required): Make as static, change return type
8293 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
8295 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
8296 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8297 (cris_frame_pointer_required): New function.
8299 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
8301 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
8302 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8303 (fr30_frame_pointer_required): New function.
8305 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
8306 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8307 (frv_frame_pointer_required): Make as static, change return type
8309 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
8311 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
8312 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8313 (ix86_frame_pointer_required): Make as static, change return type to
8315 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
8317 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
8318 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8320 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
8322 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
8324 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
8326 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
8327 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8328 (mips_frame_pointer_required): Make as static.
8329 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
8331 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
8332 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8333 (mmix_frame_pointer_required): Mew function.
8335 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
8336 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8338 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
8340 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
8342 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
8344 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
8345 (CAN_ELIMINATE): Redefine.
8346 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8347 (sparc_frame_pointer_required): New function.
8348 (sparc_can_eliminate): New function.
8349 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
8351 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
8352 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8354 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
8355 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8356 (xtensa_frame_pointer_required): Make as static, change return type
8358 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
8361 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
8363 * doc/plugins.texi: Document PLUGIN_START_UNIT.
8364 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
8365 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
8366 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
8367 (register_callback): Handle PLUGIN_START_UNIT.
8368 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
8370 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
8372 * tree.c (process_call_operands): Propagate TREE_READONLY from the
8374 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
8375 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
8377 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
8379 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
8382 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
8384 * doc/extend.texi (Additional Floating Types): __float128 is also
8385 supported on i386 targets.
8387 2009-06-29 Richard Guenther <rguenther@suse.de>
8390 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8392 (pt_solutions_same_restrict_base): Declare.
8393 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
8395 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
8396 (make_constraint_from, make_copy_constraint): Move earlier.
8397 (make_constraint_from_heapvar): New function.
8398 (make_constraint_from_restrict): Likewise.
8399 (handle_lhs_call): Use it.
8400 (find_func_aliases): Use it to track conversions to restrict
8402 (struct fieldoff): Add only_restrict_pointers flag.
8403 (push_fields_onto_fieldstack): Initialize it.
8404 (create_variable_info_for): Track global restrict qualified pointers.
8405 (intra_create_variable_infos): Use make_constraint_from_heapvar.
8406 Track restrict qualified pointer arguments.
8407 (set_uids_in_ptset): Use varinfo is_global_var flag.
8408 (find_what_var_points_to): Set the vars_contains_restrict flag.
8409 Always create the points-to solution for sets including restrict tags.
8410 (pt_solutions_same_restrict_base): New function.
8411 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
8412 qualified pointers use pt_solutions_same_restrict_base as
8413 additional source for disambiguation.
8415 2009-06-29 Richard Guenther <rguenther@suse.de>
8418 * alias.c (find_base_decl): Remove.
8419 (get_deref_alias_set_1): Remove restrict handling.
8420 * c-common.c (c_apply_type_quals_to_decl): Do not set
8421 DECL_POINTER_ALIAS_SET.
8422 * gimplify.c (find_single_pointer_decl_1): Remove.
8423 (find_single_pointer_decl): Likewise.
8424 (internal_get_tmp_var): Remove restrict handling.
8425 (gimple_regimplify_operands): Likewise.
8426 * omp-low.c (expand_omp_atomic_pipeline): Do not set
8427 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
8428 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
8429 * tree.c (restrict_base_for_decl): Remove.
8430 (init_ttree): Do not allocate it.
8431 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
8432 LABEL_DECL_UID for label decls.
8433 (copy_node_stat): Do not copy restrict information.
8434 (decl_restrict_base_lookup): Remove.
8435 (decl_restrict_base_insert): Likewise.
8436 (print_restrict_base_statistics): Likewise.
8437 (dump_tree_statistics): Do not call print_restrict_base_statistics.
8438 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
8439 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
8440 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
8441 (LABEL_DECL_UID): Adjust.
8442 (DECL_BASED_ON_RESTRICT_P): Remove.
8443 (DECL_GET_RESTRICT_BASE): Likewise.
8444 (SET_DECL_RESTRICT_BASE): Likewise.
8445 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
8447 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
8448 instead of DECL_POINTER_ALIAS_SET.
8449 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8450 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
8451 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
8453 2009-06-29 Richard Guenther <rguenther@suse.de>
8455 PR tree-optimization/40579
8456 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
8457 the IL to simplify has constants that overflowed.
8459 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
8461 PR tree-optimization/40550
8462 * tree-vect-generic.c (expand_vector_operations_1): Compute in
8463 vector_compute_type only when the size of vector_compute_type is
8464 less than the size of type.
8466 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
8468 * fold-const.c (contains_label_1): Fix comments.
8469 (contains_label_p): Do not walk trees multiple time.
8471 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8473 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
8474 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
8475 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
8476 ix86_fp_comparison_operator.
8477 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
8478 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
8479 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
8480 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
8481 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
8482 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
8483 (related splits): Change predicate to ix86_fp_comparison_operator.
8484 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
8485 instead of ix86_fp_comparison_codes.
8486 (ix86_trivial_fp_comparison_operator,
8487 ix86_fp_comparison_operator): New.
8488 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
8489 (ix86_expand_compare): Eliminate last two parameters.
8490 (ix86_fp_jump_nontrivial_p): Kill.
8491 * config/i386/i386.c (put_condition_code): Eliminate call to
8492 ix86_fp_comparison_codes and subsequent assertion.
8493 (ix86_fp_comparison_codes): Eliminate.
8494 (ix86_fp_swap_condition): New.
8495 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
8496 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
8497 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
8498 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
8499 and ix86_fp_swap_condition.
8500 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
8501 Use ix86_fp_comparison_strategy.
8502 (ix86_expand_compare): Likewise. Eliminate last two arguments.
8503 (ix86_fp_jump_nontrivial_p): Eliminate.
8504 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
8505 call to ix86_expand_compare.
8506 (ix86_split_fp_branch, ix86_expand_setcc,
8507 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
8508 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
8510 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8512 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
8513 related to jump_clobbers.
8514 * config/arm/arm.md (conds): Remove jump_clob case.
8515 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
8516 splits): Change comparison_operator to arm_comparison_operator.
8517 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
8520 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8522 * dojump.c (do_compare_rtx_and_jump): Try swapping the
8523 condition for floating point modes.
8524 * expmed.c (emit_store_flag_1): Move here a bigger part
8526 (emit_store_flag): Try swapping the condition for floating point
8528 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
8530 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8532 * expr.c (expand_expr_real_1): Just use do_store_flag.
8533 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
8534 emit_store_flag_force.
8535 * expmed.c (emit_store_flag_force): Copy here trick
8536 previously in expand_expr_real_1. Try reversing the comparison.
8537 (emit_store_flag_1): Work if target is NULL.
8538 (emit_store_flag): Work if target is NULL, using the result mode
8539 from the comparison. Use split_comparison, restructure final part
8540 to simplify conditionals.
8542 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8544 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
8545 * dojump.c (do_jump): Change handling of floating-point
8546 ops to use just do_compare_and_jump.
8547 (split_comparison): New.
8548 (do_compare_rtx_and_jump): Add here logic coming previously
8549 in do_jump, using split_comparison.
8551 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
8554 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
8556 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8558 * tree-ssa-alias.c: Fix unintentional commit.
8560 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8562 * passes.c (execute_one_pass): Fix unintentional commit.
8564 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8566 * df-problems.c (df_set_seen, df_unset_seen): Delete.
8567 (df_rd_local_compute, df_md_local_compute): Inline them.
8569 (df_md_scratch): New.
8570 (df_md_alloc, df_md_free): Allocate/free it.
8571 (df_md_local_compute): Only include live registers in init.
8572 (df_md_transfer_function): Prune the in-set computed by
8573 the confluence function, and the gen-set too.
8575 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8577 PR rtl-optimization/26854
8578 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
8579 * df-problems.c (df_rd_add_problem): Fix comment.
8580 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
8581 df_md_simulate_artificial_defs_at_top,
8582 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
8583 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
8584 df_md_transfer_function, df_md_init, df_md_confluence_0,
8585 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
8586 problem_MD, df_md_add_problem): New.
8587 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
8588 df_md_get_bb_info): New.
8589 (DF_LAST_PROBLEM_PLUS1): Adjust.
8591 * Makefile.in (fwprop.o): Include domwalk.h.
8592 * fwprop.c: Include domwalk.h.
8593 (reg_defs, reg_defs_stack): New.
8594 (bitmap_only_bit_between): Remove.
8595 (process_defs): New.
8596 (process_uses): Use reg_defs and local_md instead of
8597 bitmap_only_bit_between and local_rd.
8598 (single_def_use_enter_block): New, from build_single_def_use_links.
8599 (single_def_use_leave_block): New.
8600 (build_single_def_use_links): Remove code moved to
8601 single_def_use_enter_block, invoke domwalk.
8602 (use_killed_between): Adjust comment.
8604 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8606 * bitmap.h (bitmap_ior_and_into): New.
8607 * bitmap.c (bitmap_ior_and_into): New.
8609 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8611 * domwalk.h (struct dom_walk_data): Remove all callbacks except
8612 before_dom_children_before_stmts and after_dom_children_after_stmts.
8613 Rename the two remaining callbacks to just before_dom_children and
8614 after_dom_children. Remove other GIMPLE statement walking bits.
8615 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
8616 * graphite.c: Do not include domwalk.h.
8617 * tree-into-ssa.c (interesting_blocks): New global.
8618 (struct mark_def_sites_global_data): Remove it and names_to_rename.
8619 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
8620 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
8621 now that they're not domwalk callbacks.
8622 (rewrite_initialize_block): Rename to...
8623 (rewrite_enter_block): ... this, place after called functions. Test
8624 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
8625 (rewrite_finalize_block): Rename to...
8626 (rewrite_leave_block): ... this, place after called functions.
8627 (rewrite_update_init_block): Rename to...
8628 (rewrite_update_enter_block): ... this, place after called functions.
8629 Test interesting_blocks, call rewrite_update_stmt and
8630 rewrite_update_phi_arguments.
8631 (rewrite_update_fini_block): Rename to...
8632 (rewrite_leave_block): ... this, place after called functions.
8633 (rewrite_blocks): Remove last argument, simplify initialization of
8635 (mark_def_sites_initialize_block): Rename to...
8636 (mark_def_sites_block): ... this, call mark_def_sites.
8637 (mark_def_sites_blocks): Remove argument, simplify initialization of
8639 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
8640 (update_ssa): Likewise.
8641 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
8643 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
8644 (dom_opt_initialize_block): Rename to...
8645 (dom_opt_enter_block): ... this, place after called functions. Walk
8646 statements here, inline propagate_to_outgoing_edges.
8647 (dom_opt_finalize_block): Rename to...
8648 (dom_opt_leave_block): ... this, place after called functions.
8649 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
8651 (dse_enter_block, dse_record_phi): New.
8652 (dse_record_phis): Delete.
8653 (dse_finalize_block): Rename to...
8654 (dse_leave_block): ... this.
8655 (tree_ssa_dse): Simplify initialization of walk_data.
8656 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
8657 Adjust initialization of walk_data.
8658 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
8659 * tree-ssa-loop-phiopt.c (get_non_trapping):
8660 Adjust initialization of walk_data.
8661 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
8662 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
8663 it's not a domwalk callback.
8664 (uncprop_initialize_block): Rename to...
8665 (dse_enter_block): ... this, call uncprop_into_successor_phis.
8666 (dse_finalize_block): Rename to...
8667 (dse_leave_block): ... this.
8668 (tree_ssa_uncprop): Simplify initialization of walk_data.
8669 * Makefile.in: Adjust dependencies.
8671 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
8673 * arm.md (casesi): Fix test for Thumb1.
8674 (thumb1_casesi_internal_pic): Likewise.
8675 (thumb1_casesi_dispatch): Likewise.
8677 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
8679 * config/arm/arm-cores.def: Added core cortex-m0.
8680 * config/arm/arm-tune.md: Regenerated.
8681 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
8683 2009-06-26 DJ Delorie <dj@redhat.com>
8685 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
8687 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
8688 the scheduler doesn't tag jump insns.
8690 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
8692 * c-decl.c (merge_decls): Re-indent.
8694 2009-06-26 Janis Johnson <janis187@us.ibm.com>
8697 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
8698 Special-case decimal float constants.
8700 2009-06-26 Richard Henderson <rth@redhat.com>
8702 * function.h (struct function): Add cannot_be_copied_reason,
8703 and cannot_be_copied_set.
8704 * tree-inline.c (has_label_address_in_static_1): Rename from
8705 inline_forbidden_p_2; don't set inline_forbidden_reason here.
8706 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
8707 don't set inline_forbidden_reason.
8708 (copy_forbidden): New function, split out of inline_forbidden_p.
8709 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
8710 (inline_forbidden_p): Use copy_forbidden.
8711 (tree_versionable_function_p): Likewise.
8712 (inlinable_function_p): Merge into tree_inlinable_function_p.
8713 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
8714 * ipa-cp.c (ipcp_versionable_function_p): New function.
8715 (ipcp_cloning_candidate_p): Use it.
8716 (ipcp_node_modifiable_p): Likewise.
8718 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
8720 * builtins.c (expand_builtin_alloca): Handle builtin alloca
8721 that is marked not to be inlined. Remove flag_mudflap use.
8722 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
8723 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
8725 2009-06-26 Steve Ellcey <sje@cup.hp.com>
8728 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
8729 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
8731 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
8733 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
8735 (__mingwthr_remove_key_dtor): Likewise.
8737 2009-06-26 Richard Guenther <rguenther@suse.de>
8739 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
8741 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
8744 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
8745 try the non-cond_exec path also.
8747 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8750 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
8751 (output_cbranch): Use new functions.
8752 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
8755 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8756 Pat Haugen <pthaugen@us.ibm.com>
8757 Revital Eres <ERES@il.ibm.com>
8759 * config/rs6000/rs6000.c (print_operand): Correct lossage message
8760 for %c error. Add %x support to print VSX registers as a unified
8761 register set, instead of separate float and altivec registers.
8762 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
8763 %y case, and add support for VSX pre-modify addresses.
8764 (output_toc): Add assert for CONST containing an integer constant
8766 (rs6000_adjust_cost): Add POWER7 support.
8767 (insn_must_be_first_in_group): Ditto.
8768 (insn_must_be_last_in_group): Ditto.
8769 (rs6000_emit_popcount): Ditto.
8770 (rs6000_vector_mode_supported_p): Ditto.
8772 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
8773 Change some of the functions called by macros to being called
8774 through a pointer, so debug functions can be inserted if
8775 -mdebug=addr or -mdebug=cost.
8776 (rs6000_preferred_reload_class_ptr): Ditto.
8777 (rs6000_secondary_reload_class_ptr): Ditto.
8778 (rs6000_secondary_memory_needed_ptr): Ditto.
8779 (rs6000_cannot_change_mode_class_ptr): Ditto.
8780 (rs6000_secondary_reload_inner): Ditto.
8781 (rs6000_legitimize_reload_address): Ditto.
8782 (rs6000_legitimize_reload_address_ptr): Ditto.
8783 (rs6000_mode_dependent_address): Ditto.
8784 (rs6000_mode_dependent_address_ptr): Ditto.
8786 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
8787 function to return true if the mode allows reg + integer
8789 (virtual_stack_registers_memory_p): New function to return true if
8790 the address refers to a virtual stack register.
8791 (rs6000_legitimate_offset_address_p): Move code to say whether a
8792 mode supports reg+int addressing to reg_offset_addressing_ok_p and
8794 (rs6000_legitimate_address_p): Add checks for modes that only can
8795 do reg+reg addressing. Start adding VSX support.
8796 (rs6000_legitimize_reload_address): Ditto.
8797 (rs6000_legitimize_address): Ditto.
8798 (rs6000_debug_legitimate_address_p): New debug functions for
8799 -mdebug=addr and -mdebug=cost.
8800 (rs6000_debug_rtx_costs): Ditto.
8801 (rs6000_debug_address_costs): Ditto.
8802 (rs6000_debug_adjust_cost): Ditto.
8803 (rs6000_debug_legitimize_address): Ditto.
8804 (rs6000_legitimize_reload_address_ptr): Point to call normal
8805 function or debug function. Make functions called via pointer
8807 (rs6000_mode_dependent_address_ptr): Ditto.
8808 (rs6000_secondary_reload_class_ptr): Ditto.
8809 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
8810 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
8811 into a friendlier error.
8812 (rs6000_init_builtins): Add initial VSX support.
8813 (rs6000_adjust_cost): Fix some spacing issues.
8815 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
8816 (REG_CLASS_NAMES): Ditto.
8817 (REG_CLASS_CONTENTS): Ditto.
8818 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
8819 pointer, to add -mdebug=addr support.
8820 (CANNOT_CHANGE_MODE_CLASS): Ditto.
8821 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
8822 -mdebug=addr support.
8823 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
8824 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
8825 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
8827 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
8829 (bswapsi*): Set attribute types for load/store. Add combiner
8830 patterns to eliminate zero extend on 64-bit.
8831 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
8832 stdbrx if the hardware supports those instructions.
8834 2009-06-25 Ian Lance Taylor <iant@google.com>
8836 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
8837 (Link Options): Document -static-libstdc++.
8839 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8842 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
8843 DATA_ALIGNMENT instead.
8845 2009-06-25 Richard Guenther <rguenther@suse.de>
8847 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
8848 indirect references against the callused/escaped solutions.
8849 (call_may_clobber_ref_p_1): Likewise.
8851 2009-06-25 Martin Jambor <mjambor@suse.cz>
8853 PR tree-optimization/40493
8854 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
8855 (enum unscalarized_data_handling): New type.
8856 (handle_unscalarized_data_in_subtree): Return what has been done.
8857 (load_assign_lhs_subreplacements): Handle left flushes differently.
8858 (sra_modify_assign): Use unscalarized_data_handling, simplified
8859 condition determining whether to remove the statement.
8861 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
8863 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
8864 excerpt - @ should be doubled for texinfo.
8866 2009-06-24 Ian Lance Taylor <iant@google.com>
8868 * config/arc/arc.c: Include "df.h".
8869 (arc_attribute_table): Make static. Move higher in file.
8870 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
8871 (output_shift): Initialize n later to avoid warning.
8872 * config/arm/arm.c (arm_attribute_table): Make static. Move
8874 * config/avr/avr.c (avr_attribute_table): Make static. Move
8876 (reg_class_tab): Change array type from int to enum reg_class.
8877 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
8879 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
8880 (lshrhi3_out): Likewise.
8881 (class_likely_spilled_p): Change return type to bool.
8882 (avr_rtx_costs): Use local code variable with enum type.
8883 * config/avr/avr.md (movmemhi): Use add_reg_note.
8884 (andhi3, andsi3): Don't use AS2 with "and".
8885 (iorhi3, iorsi3): Don't use AS2 with "or".
8886 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
8887 * config/crx/crx.c: Include "df.h".
8888 (crx_attribute_table): Make static.
8889 * config/m32r/m32r.c: Include "df.h".
8890 (m32r_attribute_table): Make static. Move higher in file.
8891 (pop): Use add_reg_note.
8892 (block_move_call): Change 0 to LCT_NORMAL in function call.
8893 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
8894 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
8895 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
8896 declare, not just when TREE_CODE is defined.
8897 * config/m68hc11/m68hc11.c: Include "expr.h".
8898 (m68hc11_attribute_table): Make static. Move higher in file.
8899 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
8901 (m68hc11_register_indirect_p): Likewise.
8902 (m68hc11_function_arg_padding): Change return type to enum
8904 (emit_move_after_reload): Use add_reg_note.
8905 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
8906 (m68hc11_split_logical): Likewise.
8907 (m68hc11_rtx_costs): Add local code_and outer_code variables with
8909 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
8910 to VOIDmode in function call.
8911 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
8913 (m68hc11_split_logical): Update declaration.
8914 (m68hc11_function_arg_padding): Update declaration.
8915 * config/mcore/mcore.c (regno_reg_class): Change form array of int
8916 to array of enum reg_class.
8917 (mcore_attribute_table): Make static. Move higher in file.
8918 (mcore_rtx_costs): Add cast to enum type.
8919 * config/mcore/mcore.h (regno_reg_class): Update declaration.
8920 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
8921 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
8923 * config/sh/predicates.md (trapping_target_operand): Rename and to
8925 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
8927 * config/spu/spu.c (spu_attribute_table): Make static. Move
8929 * config/v850/v850.c (v850_attribute_table): Make static. Move
8931 (v850_rtx_costs): Use local code with enum type.
8932 (expand_epilogue): Add cast.
8933 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
8935 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
8938 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
8939 -m2a-single-only and -m2a-nofpu.
8940 * config/sh/sh.opt: Document m2a generates FPU code.
8942 2009-06-24 Anatoly Sokolov <aesok@post.ru>
8944 * defaults.h (CAN_ELIMINATE): Provide default.
8945 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
8946 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
8947 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
8948 * config/spu/spu.h (CAN_ELIMINATE): Delete.
8949 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
8950 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
8951 * config/cris/cris.h (CAN_ELIMINATE): Delete.
8952 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
8953 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
8954 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
8956 2009-06-24 DJ Delorie <dj@redhat.com>
8958 * mep-ext-cop.cpu: Fix copyright notice.
8959 * mep-default: Fix copyright notice.
8960 * mep-core: Fix copyright notice.
8961 * mep: Fix copyright notice.
8962 * mep-ivc2: Fix copyright notice.
8963 * mep-c5: Fix copyright notice.
8965 2009-06-24 Denis Chertykov <chertykov@gmail.com>
8967 * doc/contrib.texi (Contributors):
8969 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
8972 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
8973 src and dst operands if necessary.
8975 2009-06-23 DJ Delorie <dj@redhat.com>
8978 * config.gcc: Add mep support.
8979 * recog.c: Resurrect validate_replace_rtx_subexp().
8980 * recog.h: Likewise.
8981 * config/mep/: Add new port:
8982 * config/mep/constraints.md: New file.
8983 * config/mep/default.h: New file.
8984 * config/mep/intrinsics.h: New file.
8985 * config/mep/intrinsics.md: New file.
8986 * config/mep/ivc2-template.h: New file.
8987 * config/mep/mep-c5.cpu: New file.
8988 * config/mep/mep-core.cpu: New file.
8989 * config/mep/mep-default.cpu: New file.
8990 * config/mep/mep-ext-cop.cpu: New file.
8991 * config/mep/mep-intrin.h: New file.
8992 * config/mep/mep-ivc2.cpu: New file.
8993 * config/mep/mep-lib1.asm: New file.
8994 * config/mep/mep-lib2.c: New file.
8995 * config/mep/mep-pragma.c: New file.
8996 * config/mep/mep-protos.h: New file.
8997 * config/mep/mep-tramp.c: New file.
8998 * config/mep/mep.c: New file.
8999 * config/mep/mep.cpu: New file.
9000 * config/mep/mep.h: New file.
9001 * config/mep/mep.md: New file.
9002 * config/mep/mep.opt: New file.
9003 * config/mep/predicates.md: New file.
9004 * config/mep/t-mep: New file.
9006 2009-06-23 Ian Lance Taylor <iant@google.com>
9008 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
9009 from loose_warn into c_loose_warn and from strict_warn into
9010 c_strict_warn. Set and substitute warn_cxxflags. Check for
9011 --enable-build-with-cxx. Set and substitute
9012 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
9013 * Makefile.in (CXXFLAGS): New variable.
9014 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
9015 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
9016 the default is the same as $(STRICT_WARN).
9017 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
9018 (CXX): New variable.
9019 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
9020 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
9021 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
9022 (HOST_LIBS): New variable.
9023 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
9024 (ALL_CXXFLAGS): New variable.
9025 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
9026 * doc/install.texi (Configuration): Document
9027 --enable-build-with-cxx, --with-stage1-ldflags,
9028 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
9029 * configure: Rebuild.
9031 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9033 * config/arm/arm.c (arm_override_options): Fix braces and formatting
9034 from previous commit.
9036 2009-06-23 Ian Lance Taylor <iant@google.com>
9038 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
9040 2009-06-23 Ian Lance Taylor <iant@google.com>
9042 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
9043 with ATTRIBUTE_UNUSED.
9045 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9046 Pat Haugen <pthaugen@us.ibm.com>
9047 Revital Eres <eres@il.ibm.com>
9049 * config.in (HAVE_AS_POPCNTD): Add default definition.
9050 (HAVE_AS_LWSYNC): Ditto.
9052 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
9054 (gcc_cv_as_powerpc_cmpb): Ditto.
9055 (gcc_cv_as_powerpc_dfp): Ditto.
9056 (gcc_cv_as_powerpc_vsx): Ditto.
9057 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
9058 supporting the popcntd/lwsync instructions.
9059 (gcc_cv_as_powerpc_lwsync): Ditto.
9060 * configure: Regenerate.
9062 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
9063 -mcpu=native and -mcpu=power7.
9064 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
9066 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
9067 a variable instead of a mask to reduce the number of mask bits.
9068 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
9069 (-mbit-word): Ditto.
9070 (-mregnames): Ditto.
9071 * config/rs6000/rs6000.opt (-mupdate): Ditto.
9072 (-mfused-madd): Ditto.
9074 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
9076 (-mvsx): New switch for VSX instructions.
9077 (-misel): Move from a variable to a mask to allow it to be set by
9080 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
9081 function declaration to an array declaration.
9082 (rs6000_hard_regno_nregs): New external array declaration.
9084 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
9085 files included by rs6000.md.
9087 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
9088 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
9090 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
9092 (rs6000_debug_reg): New -mdebug= variables.
9093 (rs6000_debug_addr): Ditto.
9094 (rs6000_debug_cost): Ditto.
9095 (rs6000_pmode): New variable to hold Pmode.
9096 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
9097 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
9098 calculated at compiler start.
9099 (rs6000_hard_regno_nregs): Change function to an array which holds
9100 HARD_REGNO_NREGS calculated at compiler start.
9101 (rs6000_explicit_options): Delete isel field.
9102 (rs6000_vector_unit): New array to hold which vector unit
9103 supports arithmetic options for a given type.
9104 (rs6000_vector_mem): New array to hold which vector unit supports
9105 memory reference operations for a given type.
9106 (rs6000_vector_align): New array to given the alignment of each
9108 (power7_cost): New basic costs for power7.
9109 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
9110 (rs6000_hard_regno_nregs_internal): New function, moved from
9111 HARD_REGNO_NREGS, to calculate the number of registers each hard
9112 register takes for each type.
9113 (rs6000_debug_reg_print): New function for -mdebug=reg support.
9114 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
9115 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
9116 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
9117 unit information here so it is calculated once at compiler startup
9119 (rs6000_override_options): Make -misel a target mask. Add more
9120 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
9121 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
9123 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
9124 (rs6000_handle_option): Move -misel from variable to target mask.
9125 (rs6000_builtin_mask_for_load): Add VSX support.
9126 (rs6000_conditional_register_usage): Ditto.
9127 (USE_ALTIVEC_FOR_ARG_P): Ditto.
9128 (function_arg_boundary): Ditto.
9129 (rs6000_expand_builtin): Ditto.
9130 (def_builtin): Make abort message a little friendlier.
9131 (rs6000_emit_int_cmove): Add support for 64-bit isel.
9133 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
9134 assembler support the popcntd instruction instead of a vsx
9135 instruction to enable power7 support.
9136 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
9137 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
9138 option to the assembler if -mcpu=native.
9139 (ASM_CPU_NATIVE_SPEC): Ditto.
9140 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
9142 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
9143 the lwsync instruction.
9144 (enum processor_type): Add PROCESSOR_POWER7.
9145 (rs6000_debug_reg): New -mdebug= options.
9146 (rs6000_debug_addr): Ditto.
9147 (rs6000_debug_cost): Ditto.
9148 (rs6000_isel): Delete.
9149 (enum rs6000_vector): New enum to say what vector unit we have.
9150 (VECTOR_UNIT_*): New macros to say which vector unit has
9151 arithmetic operations for a given type.
9152 (VECTOR_MEM_*): New macros to say which vector unit has memory
9153 operations for a given type.
9154 (TARGET_LDBRX): Whether the machine supports the ldbrx
9156 (TARGET_ISEL): Delete, -misel moved to be a mask.
9157 (TARGET_ISEL64): New macro for 64-bit isel support.
9158 (UNITS_PER_VSX_WORD): New macro.
9159 (POINTER_SIZE): Move to be an external variable, rather than
9160 calculating whether we are generating 32 ot 64-bit code.
9162 (STACK_BOUNDARY): Add VSX support.
9163 (LOCAL_ALIGNMENT): Ditto.
9164 (SLOW_UNALIGNED_ACCESS): Ditto.
9165 (VSX_REGNO_P): New macro for VSX support.
9166 (VFLOAT_REGNO_P): Ditto.
9167 (VINT_REGNO_P): Ditto.
9168 (VLOGICAL_REGNO_P): Ditto.
9169 (VSX_VECTOR_MODE): Ditto.
9170 (VSX_SCALAR_MODE): Ditto.
9172 (VSX_MOVE_MODE): Ditto.
9173 (VSX_REG_CLASS_P): Ditto.
9174 (HARD_REGNO_NREGS): Instead of calling a function, use an array
9176 (UNITS_PER_SIMD_WORD): Add VSX support.
9177 (MODES_TIEABLE_P): Ditto.
9178 (STARTING_FRAME_OFFSET): Ditto.
9179 (STACK_DYNAMIC_OFFSET): Ditto.
9180 (EPILOGUE_USES): Ditto.
9181 (REGNO_REG_CLASS): Move to array lookup.
9182 (CLASS_MAX_NREGS): Ditto.
9183 (rs6000_vector_reg_class): Add declaration.
9184 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
9185 overlap with the floating point and Altivec registers.
9187 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
9189 * config/rs6000/driver-rs6000.c (asm_names): New static array to
9190 give the appropriate asm switches if -mcpu=native.
9191 (host_detect_local_cpu): Add support for "asm".
9192 (host_detect_local_cpu): Follow GNU code guidelines for name.
9194 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
9195 -mbit-word to a variable instead of being a target mask.
9197 * config/rs6000/sync.md (lwsync): If the assembler supports it,
9198 emit the lwsync instruction instead of emitting the instruction as
9199 an integer constant.
9201 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
9202 fixuns_trundfsi2, move expander into rs6000.md.
9204 * config/rs6000/rs6000.md (cpu): Add power7.
9205 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
9206 (logical predicate patterns): Change the single instruction
9207 primitives that set CR0 to be fast_compare instead of compare.
9209 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
9210 (popcntddi2): Ditto.
9211 (popcount<mode>): Ditto.
9212 (floating multiply/add insns): Name the floating point
9214 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
9215 (isel_unsigned_<mode>): Ditto.
9216 (fixuns_trundfsi2): Move expander here from spe.md.
9217 (smindi3): Define if we have -misel on 64-bit systems.
9222 2009-06-23 Anatoly Sokolov <aesok@post.ru>
9224 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
9226 * config/avr/avr.c (avr_current_device): New variable.
9227 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
9228 (avr_arch, mcu_type_s): Move to avr.h.
9229 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
9230 default_data_section_start fields.
9231 (avr_arch): Moved from avr.c.
9232 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
9233 library_name fields.
9234 (avr_current_device, avr_mcu_types, avr_arch_types,
9235 avr_device_to_arch, avr_device_to_data_start,
9236 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
9237 (EXTRA_SPEC_FUNCTIONS): Define.
9238 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
9239 options mapping. Use device_to_arch and device_to_data_start insted.
9240 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
9241 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
9242 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
9243 * config/avr/driver-avr.c: New file.
9244 * config/avr/avr-devices.c: New file.
9246 2009-06-23 Jakub Jelinek <jakub@redhat.com>
9248 * var-tracking.c (unshare_variable): Force initialized to
9249 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
9250 (set_variable_part): Likewise.
9251 (struct variable_union_info): Remove pos_src field.
9252 (vui_vec, vui_allocated): New variables.
9253 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
9254 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
9255 == 1 use a simpler sorting algorithm. Compute pos field right
9256 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
9257 Avoid quadratic comparison if !flag_var_tracking_uninit.
9258 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
9259 unshare_variable unconditionally.
9260 (dataflow_set_different_2): Removed.
9261 (dataflow_set_different): Don't traverse second hash table.
9262 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
9263 unconditionally to var_reg_set or var_mem_set.
9264 (emit_notes_in_bb): Likewise.
9265 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
9267 (emit_note_insn_var_location): Don't set initialized to
9268 VAR_INIT_STATUS_INITIALIZED early.
9269 (vt_finalize): Free vui_vec if needed, clear vui_vec and
9271 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
9273 * tree-object-size.c (addr_object_size): Instead of checking
9274 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
9275 are no FIELD_DECLs following it.
9277 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
9279 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
9280 order to match bswaps with signed source operands.
9282 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9284 * sdbout.c (sdbout_one_type): Fix braces in switch.
9286 2009-06-23 Richard Guenther <rguenther@suse.de>
9288 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
9290 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
9291 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
9292 var_callused, callused_tree, var_storedanything, storedanything_tree,
9293 var_integer, integer_tree): Remove global variables.
9294 (new_var_info): Do not pass new id, append the new var to the
9295 global variable vector.
9296 (do_ds_constraint): Use is_global_var member of the variable-info.
9297 (new_scalar_tmp_constraint_exp): Adjust.
9298 (create_function_info_for): Likewise.
9299 (create_variable_info_for): Likewise.
9300 (find_what_var_points_to): Remove dead code.
9301 (init_base_vars): Simplify.
9302 (compute_points_to_sets): Adjust.
9304 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9306 * combine.c (try_combine): Dump information about the insns we're
9309 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9311 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
9312 check when calling force_to_mode on TRUNCATE's operand.
9314 2009-06-22 Ian Lance Taylor <iant@google.com>
9316 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
9318 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9320 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
9322 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9324 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
9325 override library linkage flags such as -static-libgcc or
9328 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9330 * config/m68k/m68k-devices.def: Add line for MCF5221x.
9332 2009-06-22 Ian Lance Taylor <iant@google.com>
9334 * config/linux.opt: Put mglibc ahead of muclibc.
9336 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
9337 for duplicate decls.
9339 2009-06-22 Matthias Klose <doko@ubuntu.com>
9341 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
9343 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9346 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
9347 instead of NULL if a parser error occurs.
9349 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9351 * dwarf2out.c (dwarf2_debug_hooks): Initialize
9352 non-DWARF2_DEBUGGING_INFO version.
9354 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
9356 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
9357 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
9359 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
9360 (LIBGCC2_TF_CEXT): Define.
9363 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9366 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
9368 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9370 * config/arm/arm.c (arm_override_options): Disable
9371 -mcaller-super-interworking and -mcallee-super-interworking.
9372 * doc/invoke.texi (ARM Options): Document this.
9374 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
9376 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
9377 * config/arm/constraints.md (j): New constraint for movw operands.
9378 (N): Remove thumb2 meaning.
9379 * config/arm/arm.md (*arm_movw): Delete.
9380 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
9381 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
9382 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
9384 2009-06-22 Martin Jambor <mjambor@suse.cz>
9386 PR tree-optimization/40492
9387 * tree-sra.c (sra_modify_assign): Pass zero offsets to
9388 build_ref_for_offset.
9390 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
9392 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
9393 JUMP_TABLE_DATA_P predicates where applicable.
9394 * auto-inc-dec.c: Ditto.
9395 * builtins.c: Ditto.
9396 * caller-save.c: Ditto.
9398 * cfgcleanup.c: Ditto.
9399 * cfglayout.c: Ditto.
9402 * combine-stack-adj.c: Ditto.
9408 * dwarf2asm.c: Ditto.
9409 * dwarf2out.c: Ditto.
9410 * emit-rtl.c: Ditto.
9416 * function.c: Ditto.
9419 * genpreds.c: Ditto.
9420 * genrecog.c: Ditto.
9422 * ira-costs.c: Ditto.
9423 * ira-lives.c: Ditto.
9426 * lower-subreg.c: Ditto.
9427 * modulo-sched.c: Ditto.
9429 * postreload.c: Ditto.
9430 * print-rtl.c: Ditto.
9439 * sched-vis.c: Ditto.
9441 * sel-sched-ir.c: Ditto.
9442 * simplify-rtx.c: Ditto.
9443 * targhooks.c: Ditto.
9444 * var-tracking.c: Ditto.
9445 * vmsdbgout.c: Ditto.
9447 2009-06-22 Matthias Klose <doko@ubuntu.com>
9449 * Makefile.in (install-plugin): Always use DESTDIR.
9451 2009-06-22 Olivier Hainque <hainque@adacore.com>
9453 * config/pa/pa.c (output_call): Don't optimize post call jumps
9454 into return address adjustments if the call may throw.
9456 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
9458 * arm.c (thumb1_output_casesi): New function.
9459 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
9460 optimizing for size or PIC.
9461 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
9462 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
9463 (casesi): Handle Thumb-1 when optimizing for size or PIC.
9464 (thumb1_casesi_internal_pic): New expand rule.
9465 (thumb1_casesi_dispatch): New pattern.
9466 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
9468 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
9469 in the text seciton when PIC or optimizing for size.
9470 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
9471 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
9472 preservation properties of code.
9473 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
9474 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
9475 (__gnu_thumb1_case_si): New function.
9476 * t-arm (LIB1ASMSRC): Define here.
9477 (LIB1ASMFUNCS): Add some common functions.
9478 * t-arm-elf (LIB1ASMSRC): Delete.
9479 (LIB1ASMFUNCS): Append to existing set.
9480 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9481 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9482 * t-symbian (LIB1ASMFUNCS): Likewise.
9483 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9484 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9486 2009-06-21 Richard Guenther <rguenther@suse.de>
9488 PR tree-optimization/38729
9489 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
9490 to loops with a single exit if -fno-expensive-optimizations.
9492 2009-06-21 Jakub Jelinek <jakub@redhat.com>
9494 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
9495 (dataflow_set): Change vars type from htab_t to shared_hash.
9496 (shared_hash_pool, empty_shared_hash): New variables.
9497 (vars_clear): Removed.
9498 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
9499 shared_hash_find_slot_unshare, shared_hash_find_slot,
9500 shared_hash_find_slot_noinsert, shared_hash_find): New
9502 (shared_hash_unshare, shared_hash_destroy): New functions.
9503 (unshare_variable): Unshare set->vars if shared, use
9505 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
9506 (get_init_value, find_src_set_src, dump_dataflow_set,
9507 clobber_variable_part, emit_notes_for_differences): Use
9509 (dataflow_set_init): Remove second argument, set vars to
9510 empty_shared_hash instead of creating a new htab.
9511 (dataflow_set_clear): Call shared_hash_destroy and set vars
9512 to empty_shared_hash instead of calling vars_clear.
9513 (dataflow_set_copy): Don't call vars_copy, instead just share
9514 the src htab with dst.
9515 (variable_union): Use shared_hash_*, use initially NO_INSERT
9516 lookup if set->vars is shared. Don't keep slot cleared before
9517 calling unshare_variable. Unshare set->vars if needed.
9518 Even ->refcount == 1 vars must be unshared if set->vars is shared
9519 and var needs to be modified.
9520 (variable_canonicalize): New function.
9521 (dataflow_set_union): If dst->vars is empty, just share src->vars
9522 with dst->vars and traverse with variable_canonicalize to canonicalize
9523 and unshare what is needed.
9524 (dataflow_set_different): If old_set and new_set use the same shared
9525 htab, they aren't different. If number of htab elements is different,
9526 htabs are different. Use shared_hash_*.
9527 (dataflow_set_destroy): Call shared_hash_destroy instead of
9529 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
9530 second argument to dataflow_set_init.
9531 (vt_initialize): Likewise. Initialize shared_hash_pool and
9532 empty_shared_hash, move bb in/out initialization afterwards.
9533 Use variable_htab_free instead of NULL as changed_variables del hook.
9534 (variable_was_changed): Change type of second argument to pointer to
9535 dataflow_set. When inserting var into changed_variables, bump
9536 refcount. Unshare set->vars if set is shared htab and slot needs to
9538 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
9539 lookup if set->vars is shared. Unshare set->vars if needed.
9540 Even ->refcount == 1 vars must be unshared if set->vars is shared
9541 and var needs to be modified. Adjust variable_was_changed caller.
9542 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
9543 vars must be unshared if set->vars is shared and var needs to be
9544 modified. Adjust variable_was_changed caller.
9545 (emit_note_insn_var_location): Don't pool_free var.
9546 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
9548 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
9549 free_alloc_pool on shared_hash_pool.
9551 2009-06-20 Anthony Green <green@moxielogic.com>
9553 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
9554 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
9556 2009-06-20 Richard Guenther <rguenther@suse.de>
9558 * tree-ssa-structalias.c (find_func_aliases): For memset use
9559 a constraint from NULL if we memset to zero.
9560 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
9561 we explicitly handle that do not read from memory.
9562 (call_may_clobber_ref_p_1): Properly handle builtins that may
9565 2009-06-20 Richard Guenther <rguenther@suse.de>
9567 PR tree-optimization/40495
9568 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
9569 (new_scalar_tmp_constraint_exp): New function.
9570 (process_constraint): Do not create temporary decls.
9571 (process_all_all_constraints): Likewise.
9572 (handle_const_call): Likewise.
9573 (create_function_info_for): Do not set decl.
9575 2009-06-19 Ian Lance Taylor <iant@google.com>
9577 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
9578 (rs6000_attribute_table): Make static; move before use.
9580 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
9582 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
9583 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
9584 Propagate the TREE_READONLY flag without overwriting it.
9585 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
9586 Propagate the TREE_READONLY flag onto the result.
9587 (process_call_operands): Move around. Use correct constant value.
9589 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9592 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
9593 * config/arm/arm.md: Likewise.
9595 2009-06-19 Ian Lance Taylor <iant@google.com>
9597 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
9598 to GIMPLE_ERROR_MARK.
9600 * c-typeck.c (build_conditional_expr): Add op1_original_type and
9601 op2_original_type parameters. Warn about using different enum types.
9602 * c-parser.c (c_parser_conditional_expression): Pass original
9603 types to build_conditional_expr.
9604 * c-tree.h (build_conditional_expr): Update declaration.
9606 2009-06-19 Ian Lance Taylor <iant@google.com>
9608 * config/i386/i386.c (ix86_function_specific_save): Test that
9609 fields match values, rather than testing the values are in a
9612 2009-06-19 Richard Guenther <rguenther@suse.de>
9614 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
9616 (ptr_derefs_may_alias_p): Likewise.
9617 (ptr_deref_may_alias_ref_p_1): New function.
9618 (ptr_deref_may_alias_ref_p): Likewise.
9619 (ref_maybe_used_by_call_p_1): Handle builtins that are not
9620 covered by looking at the ESCAPED solution.
9621 (call_may_clobber_ref_p_1): Likewise.
9622 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
9623 Handle NULL_TREE offset. Do not produce redundant constraints.
9624 (process_all_all_constraints): New helper function.
9625 (do_structure_copy): Use it.
9626 (handle_lhs_call): Likewise.
9627 (find_func_aliases): Handle some builtins with pointer arguments
9628 and/or return values explicitly.
9630 2009-06-19 Ian Lance Taylor <iant@google.com>
9632 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
9634 2009-06-19 Ian Lance Taylor <iant@google.com>
9636 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
9638 2009-06-19 Ian Lance Taylor <iant@google.com>
9640 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
9641 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
9644 * c-decl.c (finish_decl): If -Wc++-compat, warn about
9645 uninitialized const.
9647 2009-06-19 Ian Lance Taylor <iant@google.com>
9649 * dse.c (struct store_info): Rename bitmap field to bmap. Change
9652 * c-decl.c (in_struct, struct_types): Remove.
9653 (struct c_binding): Add in_struct field.
9654 (c_binding_ptr): Define type, along with VEC.
9655 (struct c_struct_parse_info): Define.
9656 (struct_parse_info): New static variable.
9657 (bind): Initialize in_struct field.
9658 (start_struct): Remove enclosing_in_struct and
9659 enclosing_struct_types parameters. Add
9660 enclosing_struct_parse_info parameter. Change all callers. Set
9661 struct_parse_info rather than in_struct and struct_types.
9662 (grokfield): If -Wc++-compat and there is a symbol binding for the
9663 field name, set the in_struct flag and push it on the
9664 struct_parse_info->fields vector.
9665 (warn_cxx_compat_finish_struct): New static function.
9666 (finish_struct): Remove enclosing_in_struct and
9667 enclosing_struct_types parameters. Add
9668 enclosing_struct_parse_info parameter. Change all callers. Don't
9669 set C_TYPE_DEFINED_IN_STRUCT here. Call
9670 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
9671 parameter. Only push on struct_types if warn_cxx_compat.
9672 (finish_enum): Only push on struct_types if warn_cxx_compat.
9673 (declspecs_add_type): Add loc parameter. Change all callers.
9674 Change all error calls to error_at. Pass loc, not input_location,
9675 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
9676 defined in a struct. If -Wc++-compat and parsing a struct, record
9677 that a typedef name was used.
9678 * c-parser.c (c_parser_declspecs): Get location to pass to
9680 (c_parser_struct_or_union_specifier): Update calls to start_struct
9682 * c-tree.h (struct c_struct_parse_info): Declare.
9683 (finish_struct, start_struct): Update declarations.
9684 (declspecs_add_type): Update declaration.
9686 2009-06-19 Ian Lance Taylor <iant@google.com>
9688 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
9689 variable with an anonymous type.
9691 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9693 * see.c: Remove for real.
9695 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9697 * optabs.h (enum optab_index): Add new OTI_significand.
9698 (significand_optab): Define corresponding macro.
9699 * optabs.c (init_optabs): Initialize significand_optab.
9700 * genopinit.c (optabs): Implement significand_optab using
9701 significand?f2 patterns.
9702 * builtins.c (expand_builtin_mathfn): Handle
9703 BUILT_IN_SIGNIFICAND{,F,L}.
9704 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
9705 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
9707 * config/i386/i386.md (significandxf2, significand<mode>2): New
9708 expanders to implement significandf, significand and significandl
9709 built-ins as inline x87 intrinsics.
9711 2009-06-18 Anatoly Sokolov <aesok@post.ru>
9713 * config/avr/avr.c (avr_override_options): Remove setting value of
9714 PARAM_INLINE_CALL_COST.
9716 2009-06-18 Richard Henderson <rth@redhat.com>
9719 * tree-pass.h (TDF_ASMNAME): New.
9720 * tree-dump.c (dump_options): Add asmname.
9721 * doc/invoke.texi: Document it.
9723 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
9724 (dump_decl_name): ...here.
9725 (dump_function_name): New flags arg; mind TDF_ASMNAME.
9726 (dump_generic_node): Update dump_function_name calls.
9727 (print_call_name): New flags arg; update all dump calls.
9728 * diagnostic.h (print_call_name): Update.
9729 * gimple-pretty-print.c (dump_gimple_call): Update.
9731 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
9734 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
9736 2009-06-18 Diego Novillo <dnovillo@google.com>
9738 * doc/plugins.texi: Document plugin_is_GPL_compatible.
9739 * plugin.c (str_license): Declare.
9740 (try_init_one_plugin): Assert that the symbol
9741 'plugin_is_GPL_compatible' exists.
9743 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
9746 * Makefile.in (OBJS-common): Remove see.o.
9748 * common.opt (fsee): Mark as preserved for backward compatibility.
9749 * opts.c (common_handle_option): Add OPT_fsee to the backward
9750 compatibility section.
9751 * passes.c (init_optimization_passes, pass_see): Remove pass.
9752 * timevar.def (TV_SEE): Remove.
9753 * tree-pass.h (pass_see): Remove declaration.
9754 * doc/invoke.texi (-fsee): Remove documentation.
9756 2009-06-18 Martin Jambor <mjambor@suse.cz>
9758 * tree-sra.c: Include statistics.h
9759 (sra_stats): New variable.
9760 (sra_initialize): Clear sra_stats.
9761 (create_access_replacement): Increment sra_stats.replacements.
9762 (get_access_replacement): Do not return twice.
9763 (analyze_all_variable_accesses): Increment statistics counter by the
9764 number of scalarized aggregates.
9765 (generate_subtree_copies): Increment sra_stats.subtree_copies.
9766 (sra_modify_expr): Increment sra_stats.exprs.
9767 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
9768 (sra_modify_assign): Increment sra_stats.exprs,
9769 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
9770 (perform_intra_sra): Update statistics counters.
9771 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
9773 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9775 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
9776 (arm_scalar_mode_supported_p): New function.
9778 2009-06-18 Paul Brook <paul@codesourcery.com>
9779 Sandra Loosemore <sandra@codesourcery.com>
9781 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
9782 (__extendhfsf2, __truncsfhf2): Define.
9783 * config/arm/fp16.c: New file.
9784 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9785 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9787 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9789 * doc/extend.texi (Half-Precision): New section.
9790 * doc/invoke.texi (Option Summary): List -mfp16-format.
9791 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
9792 * config/arm/arm.opt (mfp16-format=): New.
9793 * config/arm/arm.c: Include intl.h.
9794 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
9795 (TARGET_INVALID_RETURN_TYPE): Redefine.
9796 (TARGET_PROMOTED_TYPE): Redefine.
9797 (TARGET_CONVERT_TO_TYPE): Redefine.
9798 (arm_fp16_format): Define.
9799 (all_fpus): Add entry for neon-fp16.
9800 (fp_model_for_fpu): Likewise.
9801 (struct fp16_format): Declare.
9802 (all_fp16_formats): Define.
9803 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
9805 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
9807 (arm_legitimate_index_p): Treat HFmode like HImode.
9808 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
9809 (coproc_secondary_reload_class): Special-case HFmode.
9810 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
9811 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
9812 (arm_init_fp16_builtins): New.
9813 (arm_init_builtins): Call it.
9814 (arm_invalid_parameter_type): New.
9815 (arm_invalid_return_type): New.
9816 (arm_promoted_type): New.
9817 (arm_convert_to_type).
9818 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
9820 (arm_emit_fp16_const): New function.
9821 (arm_mangle_type): Mangle __fp16 as "Dh".
9822 * config/arm/arm.h (TARGET_VFPD32): Make it know about
9824 (TARGET_NEON_FP16): New.
9825 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
9826 (enum fputype): Add FPUTYPE_NEON_FP16.
9827 (enum arm_fp16_format_type): Declare.
9828 (arm_fp16_format): Declare.
9829 (LARGEST_EXPONENT_IS_NORMAL): Define.
9830 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
9831 * config/arm/arm-modes.def (HFmode): Define.
9832 * config/arm/vfp.md: (*movhf_vfp): New.
9835 * config/arm/arm.md: (fpu): Add neon_fp16.
9836 (floatsihf2, floatdihf2): New.
9837 (fix_trunchfsi2, fix_trunchfdi2): New.
9841 (*arm32_movhf): New.
9842 (*thumb1_movhf): New.
9843 (consttable_2): Add check for HFmode constants.
9844 (consttable_4): Handle HFmode constants.
9846 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
9848 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
9850 2009-06-17 Olivier Hainque <hainque@adacore.com>
9852 * collect2.c (main): Use CONST_CAST2 to perform char ** to
9853 const char ** conversion in AIX specific section.
9855 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
9857 * config/i386/i386.c (ix86_special_builtin_type): Remove
9858 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
9859 (bdesc_special_args): Updated.
9860 (ix86_init_mmx_sse_builtins): Likewise.
9861 (ix86_expand_special_args_builtin): Likewise.
9863 2009-06-17 Richard Henderson <rth@redhat.com>
9865 * tree-pretty-print.c (maybe_dump_asm_name): New.
9866 (dump_decl_name): Use it.
9867 (PRINT_FUNCTION_NAME): Merge into...
9868 (dump_function_name): ... here. Use maybe_dump_asm_name.
9870 2009-06-17 Cary Coutant <ccoutant@google.com>
9872 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
9874 * debug.c (struct gcc_debug_hooks): Change placeholder for
9876 (debug_nothing_int_charstar_int): Replaced by...
9877 (debug_nothing_int_charstar_int_bool): ...this.
9878 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
9879 source_line prototype.
9880 (debug_nothing_int_charstar_int): Replaced by...
9881 (debug_nothing_int_charstar_int_bool): ...this.
9882 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
9883 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
9884 Output is_stmt operand when necessary.
9885 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
9886 (notice_source_line): Add is_stmt parameter.
9887 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
9888 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
9890 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
9891 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
9893 2009-06-17 Ian Lance Taylor <iant@google.com>
9895 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
9897 (struct store_by_pieces_d): Rename from store_by_pieces. Change
9900 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
9902 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
9903 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
9904 tree_strip_sign_nop_conversions and
9905 tree_ssa_strip_useless_type_conversions rather than stripping
9906 the operations here.
9907 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
9909 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
9910 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
9911 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
9912 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
9915 2009-06-17 Michael Eager <eager@eagercon.com>
9917 * config/rs6000/constraints.md (register_constraint "d"): New.
9918 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
9919 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
9920 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
9921 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
9922 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
9923 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
9924 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
9925 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
9926 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
9927 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
9929 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
9930 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
9931 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
9932 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
9933 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
9934 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
9935 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
9936 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
9937 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
9938 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
9939 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
9940 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
9941 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
9942 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
9944 2009-06-16 Ian Lance Taylor <iant@google.com>
9946 * profile.c (total_num_never_executed): Don't define.
9947 (compute_branch_probabilities): Don't count or print
9949 (init_branch_prob): Don't set total_num_never_executed.
9950 (end_branch_prob): Don't print total_num_never_executed.
9952 2009-06-17 David Daney <ddaney@caviumnetworks.com>
9954 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
9956 2009-06-17 David Edelsohn <edelsohn@gnu.org>
9958 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
9959 (nabstd2_fpr): Same.
9961 2009-06-17 Steve Ellcey <sje@cup.hp.com>
9963 * expr.c (expand_assignment): Change complex type check.
9965 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
9967 * doc/plugins.texi (Building GCC plugins): Added new section.
9969 2009-06-17 Ian Lance Taylor <iant@google.com>
9971 * c-pch.c (get_ident): Don't set size of templ array.
9972 (pch_init): Don't set size of partial_pch array.
9974 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
9975 string constant to intialize an array whose size is the length of
9978 2009-06-17 Richard Guenther <rguenther@suse.de>
9980 PR tree-optimization/40389
9981 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
9982 to addressable types.
9983 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
9985 2009-06-17 Richard Guenther <rguenther@suse.de>
9988 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
9989 if there is no evolution of left in the loop bail out.
9990 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
9991 chrec_fold_multiply.
9993 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
9994 Janis Johnson <janis187@us.ibm.com>
9997 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
9998 for the symbol ref of a constant that is the source of a move
9999 - nor for any other not-obvious-label-ref constants.
10001 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
10003 * plugin.c (position_pass): Skip newly inserted pass during list
10004 traversal to avoid repeated insertion.
10006 2009-06-16 Ian Lance Taylor <iant@google.com>
10008 * vec.h (VEC_stack_alloc): Define different version if
10009 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
10010 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
10011 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
10012 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
10014 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
10016 * config.gcc (extra_headers): Add ia32intrin.h for x86.
10018 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
10019 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
10020 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
10021 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
10022 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
10023 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10024 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10025 (bdesc_special_args): Add __builtin_ia32_rdtsc and
10026 __builtin_ia32_rdtscp.
10027 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
10028 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
10029 and __builtin_ia32_rorhi.
10030 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
10031 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10032 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10033 (ix86_expand_args_builtin): Likewise.
10034 (ix86_expand_special_args_builtin): Likewise.
10036 * config/i386/i386.md (UNSPECV_RDTSCP): New.
10037 (UNSPECV_RDTSC): Likewise.
10038 (UNSPECV_RDPMC): Likewise.
10039 (*bsr): Renamed to ...
10041 (*bsr_rex64): Renamed to ...
10044 (*rdpmc): Likewise.
10045 (*rdpmc_rex64): Likewise.
10047 (*rdtsc): Likewise.
10048 (*rdtsc_rex64): Likewise.
10049 (rdtscp): Likewise.
10050 (*rdtscp): Likewise.
10051 (*rdtscp_rex64): Likewise.
10053 * config/i386/ia32intrin.h: New.
10055 * config/i386/x86intrin.h: Include <ia32intrin.h>.
10057 2009-06-16 Ian Lance Taylor <iant@google.com>
10059 * ira-build.c (copy_info_to_removed_store_destinations):
10060 Initialize parent_a.
10062 2009-06-16 Ian Lance Taylor <iant@google.com>
10064 * c-decl.c (grokdeclarator): Change size_varies to bool.
10066 2009-06-16 Ian Lance Taylor <iant@google.com>
10068 * sel-sched.c: Make forward declarations of move_op_hooks and
10069 fur_hooks explicitly extern.
10071 2009-06-16 Ian Lance Taylor <iant@google.com>
10073 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
10074 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
10076 2009-06-16 Ian Lance Taylor <iant@google.com>
10078 * resource.c (mark_referenced_resources): Change
10079 include_delayed_effects parameter to bool. Change all callers.
10080 (mark_end_of_function_resources): Likewise.
10081 * reorg.c (insn_references_resource_p): Likewise.
10082 (insn_sets_resource_p): Likewise.
10083 * resource.h (mark_referenced_resources): Update declaration.
10084 (mark_end_of_function_resources): Update declaration.
10086 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10088 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
10090 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10092 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
10093 GCC can bootstrap on AIX with GNU Binutils 2.20.
10095 2009-06-16 Ian Lance Taylor <iant@google.com>
10097 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
10099 2009-06-16 Ian Lance Taylor <iant@google.com>
10101 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
10102 inline, not extern inline.
10103 (exact_log2): Likewise.
10104 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
10106 (exact_log2): Likewise, but don't test CTZ_HWI.
10108 2009-06-16 Ian Lance Taylor <iant@google.com>
10110 * bitmap.c (bitmap_clear): Don't declare as inline.
10111 * gimple.c (gimplify_assign): Likewise.
10112 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
10113 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
10114 (sched_scan_info): Remove duplicate definition.
10116 2009-06-16 Ian Lance Taylor <iant@google.com>
10118 * c-common.c (skip_evaluation): Don't define.
10119 (c_inhibit_evaluation_warnings): Define global variable.
10120 (overflow_warning): Check c_inhibit_evaluation_warnings rather
10121 than skip_evaluation.
10122 (convert_and_check, warn_for_div_by_zero): Likewise.
10123 * c-common.h (skip_evaluation): Don't declare.
10124 (c_inhibit_evaluation_warnings): Declare.
10125 * c-parser.c (c_parser_typeof_specifier): Set
10126 c_inhibit_evaluation_warnings rather than skip_evaluation.
10127 (c_parser_conditional_expression): Likewise.
10128 (c_parser_binary_expression): Likewise.
10129 (c_parser_sizeof_expression): Likewise.
10130 (c_parser_alignof_expression): Likewise.
10131 * c-typeck.c (build_indirect_ref): Check
10132 c_inhibit_evaluation_warnings rather than skip_evaluation.
10133 (build_conditional_expr, build_binary_op): Likewise.
10135 2009-06-16 Richard Guenther <rguenther@suse.de>
10137 * tree-ssa-alias.c (is_escape_site): Remove.
10138 * tree-ssa-alias.h (enum escape_type): Remove.
10139 (is_escape_site): Likewise.
10140 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
10141 via casts and asms without deferring to is_escape_site.
10143 2009-06-16 Jakub Jelinek <jakub@redhat.com>
10145 PR middle-end/40446
10146 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
10147 use gen_lowpart if op0 has complex mode.
10149 2009-06-16 Richard Guenther <rguenther@suse.de>
10151 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
10152 variables add them to ESCAPED.
10153 (find_func_aliases): Do not make all indirectly stored values escaped.
10155 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
10157 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
10158 make_decl_one_only.
10160 2009-06-16 Martin Jambor <mjambor@suse.cz>
10162 PR tree-optimization/40432
10163 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
10164 check whether we need to force gimple register operand.
10166 2009-06-16 Martin Jambor <mjambor@suse.cz>
10168 PR tree-optimization/40413
10169 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
10170 build_ref_for_offset.
10171 (propagate_subacesses_accross_link): Fix a typo in a comment.
10173 2009-06-16 Ira Rosen <irar@il.ibm.com>
10175 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10176 with additional parameter.
10177 * tree-vectorizer.h (enum vect_def_type): Add new value
10179 (enum vect_relevant): Add comments.
10180 (vect_is_simple_reduction): Add new argument.
10181 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
10182 Detect nested cycles.
10183 (vect_is_simple_reduction): Update documentation, add an argument to
10184 distinguish inner-loop reduction from nested cycle, detect nested
10185 cycles, fix printings and indentation, don't swap operands in case
10187 (get_initial_def_for_reduction): Handle subtraction.
10188 (vect_create_epilog_for_reduction): Add new argument to specify
10189 reduction variable.
10190 (vect_finalize_reduction): Handle subtraction, fix comments.
10191 (vectorizable_reduction): Handle nested cycles. In case of nested
10192 cycle keep track of the reduction variable position. Call
10193 vect_is_simple_reduction with additional parameter. Use original
10194 statement code in reduction epilogue for nested cycle. Call
10195 vect_create_epilog_for_reduction with additional parameter.
10196 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
10197 inner-loop vectorization.
10198 (vect_recog_widen_sum_pattern): Likewise.
10199 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
10201 (vect_mark_stmts_to_be_vectorized): Likewise.
10202 (vect_get_vec_def_for_operand): Handle nested cycles.
10204 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10206 * doc/invoke.texi (Debugging Options): Fix option index entries
10207 for -fdump-statistics, -frandom-seed add entries for
10208 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
10209 (FRV Options): Fix entries for -mTLS, -mtls.
10210 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
10211 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
10212 (M68hc1x Options): Fix @itemx for -mnominmax.
10213 (MCore Options): Fix entry for -mno-lsim.
10214 (MMIX Options): Fix entry for -mabi=mmixware.
10215 (PDP-11 Options): Fix entry for -mbcopy-builtin.
10217 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
10219 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
10220 Mention the plugin mode of gengtype.
10221 * doc/gty.texi (Source Files Containing Type Information): Likewise.
10222 * gengtype.c: Updated copyright.
10223 (plugin_files, nb_plugin_files) Added new static variables.
10224 (measure_input_list) Care about plugin_files.
10225 (write_rtx_next): Added early return in plugin mode.
10226 (create_file): Updated copyright year in generated file. Added
10228 (oprintf): Added early return if NULL outf.
10229 (get_output_file_with_visibility): Care of plugin_files.
10230 (get_output_file_name): May return null.
10231 (write_local): Added early return.
10232 (put_mangled_filename): Ditto.
10233 (finish_root_table): Added check for base_files.
10234 (write_roots): Care about null when plugins.
10235 (main): Added plugin mode.
10237 2009-06-15 Ian Lance Taylor <iant@google.com>
10239 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
10240 * gcov.c (read_count_file): Add braces around variables declared
10243 * c.opt (Wjump-misses-init): New warning.
10244 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
10245 -Wall and -Wc++-compat if not already set.
10246 (c_common_post_options): Clear warn_jump_misses_init if it was not
10248 * c-decl.c (struct c_binding): Change type field to a union with
10249 new label field. Make it the first field in the struct. Update
10250 references to type to use u.type instead.
10251 (struct c_spot_bindings): Define.
10252 (struct c_goto_bindings): Define.
10253 (c_goto_bindings_p): Define, along with VECs.
10254 (struct c_label_vars): Define.
10255 (struct c_scope): Add has_label_bindings field.
10256 (bind_label, set_spot_bindings): New static functions.
10257 (decl_jump_unsafe, update_spot_bindings): New static functions.
10258 (update_label_decls): New static function.
10259 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
10260 Update binding u.label field to shadowed field.
10261 (c_binding_start_stmt_expr): New function.
10262 (c_binding_end_stmt_expr): New function.
10263 (pushdecl): Don't call c_begin_vm_scope.
10264 (make_label): Add defining and p_label_vars parameters. Change
10266 (lookup_label): Correct test for whether a label has not yet been
10267 defined. Call bind_label rather than bind.
10268 (warn_about_goto): New static function.
10269 (lookup_label_for_goto): New function.
10270 (declare_label): Call bind_label rather than bind.
10271 (check_earlier_gotos): New static function.
10272 (define_label): Don't give errors about jumping into statement
10273 expressions or scopes of variably modified types. Call
10274 set_spot_bindings and check_earlier_gotos. Call bind_label
10275 instead of bind. Don't set label_context_stack_se or
10276 label_context_stack_vm.
10277 (c_get_switch_bindings): New function.
10278 (c_release_switch_bindings): New function.
10279 (c_check_switch_jump_warnings): New function.
10280 (start_function): Don't set label_context_stack_se or
10281 label_context_stack_vm.
10282 (finish_function): Likewise.
10283 * c-typeck.c (label_context_stack_se): Don't define.
10284 (label_context_stack_vm): Don't define.
10285 (c_finish_goto_label): Call lookup_label_for_goto rather than
10286 lookup_label. Don't give errors about jumping into a statement
10287 expression or the scope of a variably modified type. Don't set
10288 label_context_stack_se or label_context_stack_vm.
10289 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
10290 fields. Add bindings field.
10291 (c_start_case): Don't set deleted fields. Set bindings field.
10292 (do_case): Rework order of tests. Don't check blocked_stmt_expr
10293 or blocked_vm. Call c_check_switch_jump_warnings.
10294 (c_finish_case): Don't test blocked_stmt_expr field. Call
10295 c_release_switch_bindings.
10296 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
10297 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10298 set label_context_stack_se. Call c_bindings_start_stmt_expr.
10299 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
10300 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10301 set label_context_stack_se. Call c_bindings_end_stmt_expr.
10302 (c_begin_vm_scope, c_end_vm_scope): Don't define.
10303 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
10304 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
10305 (C_DECL_UNJUMPABLE_VM): Don't define.
10306 (C_DECL_UNDEFINABLE_VM): Don't define.
10307 (struct c_label_list): Don't define.
10308 (struct c_label_context_se): Don't define.
10309 (struct c_label_context_vm): Don't define.
10310 (struct c_spot_bindings): Declare.
10311 (c_bindings_start_stmt_expr): Declare.
10312 (c_bindings_end_stmt_expr): Declare.
10313 (lookup_label_for_goto): Declare.
10314 (c_get_switch_bindings, c_release_switch_bindings): Declare.
10315 (c_check_switch_jump_warnings): Declare.
10316 (label_context_stack_se, label_context_stack_vm): Don't declare.
10317 (c_finish_goto_label): Update declaration.
10318 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
10319 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
10320 (Warning Options): Document -Wjump-misses-init.
10322 2009-06-15 Jakub Jelinek <jakub@redhat.com>
10324 * tree-object-size.c (addr_object_size): Fix a pasto in the last
10327 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10329 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10331 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10333 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
10335 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10337 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
10339 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10341 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
10342 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
10343 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
10344 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
10345 * dwarf2asm.c (dw2_force_const_mem): Update call to
10346 make_decl_one_only.
10347 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
10348 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
10349 * langhooks.c (lhd_comdat_group): Remove.
10350 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
10351 * tree.h (DECL_COMDAT_GROUP): New.
10352 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
10353 (tree_decl_with_vis): Add comdat_group. Remove one_only.
10354 (make_decl_one_only): Change signature.
10355 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
10356 make_decl_one_only.
10357 (make_decl_one_only): Change signature.
10358 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
10360 2009-06-15 Richard Guenther <rguenther@suse.de>
10362 PR middle-end/40439
10363 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
10365 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10367 * tree-ssa-math-opts.c: Remove extra divide.
10369 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10371 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
10373 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10375 * passes.c: Add bswap pass.
10376 * tree-pass.h: Add pass_optimize_bswap declaration.
10377 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
10378 Include rtl.h, expr.h and optabs.h for optab_handler check.
10379 (struct symbolic_number, pass_optimize_bswap): New definition.
10380 (do_shift_rotate, verify_symbolic_number_p): New functions.
10381 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
10382 (gate_optimize_bswap): New function.
10383 * tree.c (widest_int_cst_value): New function.
10384 * tree.h (widest_int_cst_value): Prototype added.
10386 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
10388 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
10389 REG_EQUAL/REG_EQUIV notes.
10391 2009-06-14 Richard Guenther <rguenther@suse.de>
10393 PR middle-end/40389
10394 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
10395 has its address taken if NRV was applied and it is addressable.
10396 * tree-ssa-structalias.c (get_constraint_for_address_of): New
10397 function split out from ...
10398 (get_constraint_for_1): ... here.
10399 (handle_rhs_call): Use it to mark the return slot escaped if
10400 it is addressable and NRV was applied.
10402 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10404 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
10405 Change first argument type to location_t.
10406 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
10407 Do not set input_location.
10408 Use loc instead of input_location throughout.
10410 2009-06-13 Richard Guenther <rguenther@suse.de>
10412 PR tree-optimization/40421
10413 * tree-predcom.c (should_unroll_loop_p): Remove.
10414 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
10416 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10418 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10419 Add location argument.
10421 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10423 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
10425 * config/s390/s390.c (s390_build_builtin_va_list): Same.
10426 (s390_gimplify_va_arg): Pass location to create_artificial_label.
10427 * config/spu/spu-protos.h: Add location to
10428 spu_resolve_overloaded_builtin.
10429 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
10430 spu_build_builtin_va_list.
10431 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
10432 argument. Pass location to build_function_call_vec.
10433 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
10435 (emit_fpu_switch): Same.
10436 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
10437 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
10438 to build_decl and create_artificial_label.
10439 (xtensa_gimplify_va_arg_expr): Same.
10440 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
10441 (xstormy16_gimplify_va_arg_expr): Same.
10442 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
10443 * config/arm/arm.c (arm_build_builtin_va_list): Same.
10444 * config/mips/mips.c (mips_build_builtin_va_list): Same.
10445 (mips16_build_function_stub): Same.
10446 (mips16_build_call_stub): Same.
10448 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
10451 * arm/constraints.md (Pa, Pb): New constraints.
10452 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
10453 split pattern to deal with them.
10455 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
10457 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
10458 fix index entry for -Xpreprocessor.
10460 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10462 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10463 Add location argument to build_decl call.
10464 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
10465 (rs6000_init_builtins): Same.
10466 (spe_init_builtins): Same.
10467 (rs6000_gimplify_va_arg): Add location argument to
10468 create_artificial_label call.
10470 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
10472 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
10473 * combine-stack-adj.c (pass_stack_adjustments): Use it.
10474 * Makefile.in: Fix GGC dependency for gcse.o.
10476 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10478 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
10479 * gimple-pretty-print.c (dump_gimple_stmt): Same.
10480 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
10482 * c-parser.c (c_parser_binary_expression): Use current column while
10483 building binary operations.
10484 * common.opt (fshow-column): Enable by default.
10485 * tree-vrp.c (check_array_ref): Use warning_at.
10486 (check_array_bounds): Use location from call back if expr has no
10488 * tree.h: Add location argument to maybe_fold_*.
10489 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
10490 (maybe_fold_offset_to_array_ref): Add location argument and use it.
10491 (maybe_fold_offset_to_component_ref): Same.
10492 (maybe_fold_offset_to_reference): Same.
10493 (maybe_fold_offset_to_address): Same.
10494 (maybe_fold_stmt_indirect): Same.
10495 (maybe_fold_stmt_addition): Same.
10496 (fold_stmt_r): Pass location to maybe_fold_*.
10497 (fold_gimple_assign): Same.
10498 * c-tree.h: Add location argument to finish_decl,
10499 default_function_array_conversion, store_init_value.
10500 * c-decl.c (define_label): Use error_at.
10501 (c_make_fname_decl): Pass location to finish_decl.
10502 (finish_decl): New location argument.
10503 (build_compound_literal): Pass location to store_init_value.
10504 (grokdeclarator): Pass location to finish_decl.
10506 * c-typeck.c (array_to_pointer_conversion): New location argument.
10507 (function_to_pointer_conversion): Same.
10508 (default_function_array_conversion): Same.
10509 (parser_build_unary_op): Pass location to overflow_warning.
10510 (parser_build_binary_op): Same. Use warning_at.
10511 (build_unary_op): Pass location to array_to_pointer_conversion.
10512 (build_c_cast): Pass location to digest_init.
10513 (build_modify_expr): New location argument.
10514 (convert_for_assignment): Same.
10515 (store_init_value): Same.
10516 (digest_init): Same.
10517 (output_init_element): Pass location to digest_init and
10518 array_to_pointer_conversion.
10519 (c_finish_return): Pass location to convert_for_assignment.
10520 * gimplify.c (gimplify_conversion): Pass location to
10521 maybe_fold_offset_to_address.
10522 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
10523 to maybe_fold_stmt_addition.
10524 * c-omp.c (c_finish_omp_atomic): Pass new location to
10526 (c_finish_omp_for): Same.
10527 * c-common.c (overflow_warning): New argument.
10528 * c-common.h: New argument to build_modify_expr, overflow_warning.
10529 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
10531 (c_parser_initializer): Pass location to
10532 default_function_array_conversion.
10533 (c_parser_initelt): Same.
10534 (c_parser_initval): Same.
10535 (c_parser_asm_operands): Same.
10536 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
10537 (c_parser_conditional_expression): Same.
10538 (c_parser_binary_expression): Add location info to stack. Use it.
10539 (c_parser_unary_expression): Pass location to
10540 default_function_array_conversion, parser_build_unary_op,
10541 build_indirect_ref, c_parser_postfix_expression_after_primary.
10542 (c_parser_postfix_expression_after_primary): New location argument.
10544 (c_parser_expression_conv): Pass location to
10545 default_function_array_conversion.
10546 (c_parser_expr_list): Same.
10547 (c_parser_omp_atomic): Same.
10548 (c_parser_omp_for_loop): Same.
10549 * c-tree.h: (struct c_declarator): Add comment to id_loc.
10550 (build_array_declarator): New argument.
10551 * c-decl.c (build_array_declarator): Add location argument.
10552 (grokdeclarator): Set id_loc for cdk_array.
10553 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
10554 build_array_declarator.
10555 * tree.c (build_omp_clause): Add location argument.
10556 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
10557 (OMP_CLAUSE_LOCATION): New macro.
10558 (struct tree_omp_clause): Add location field.
10559 (build_omp_clause): Add argument.
10560 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
10561 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
10563 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
10564 (cp_parser_omp_clause_collapse): Same.
10565 (cp_parser_omp_clause_default): Same.
10566 (cp_parser_omp_clause_if): Same.
10567 (cp_parser_omp_clause_nowait): Same.
10568 (cp_parser_omp_clause_num_threads): Same.
10569 (cp_parser_omp_clause_ordered): Same.
10570 (cp_parser_omp_clause_schedule): Same.
10571 (cp_parser_omp_clause_untied): Same.
10572 (cp_parser_omp_for_loop): Same.
10573 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10574 * c-tree.h (c_start_case): Add location argument.
10575 (c_process_expr_stmt): Same.
10576 (c_finish_goto_*): Same.
10577 * tree-parloops.c (initialize_reductions): Pass location to
10579 (create_parallel_loop): Same.
10580 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
10581 (gfc_trans_omp_reduction_list): Same.
10582 (gfc_trans_omp_clauses): Same.
10583 (gfc_trans_omp_do): Same.
10584 * c-typeck.c (c_finish_goto_label): Same.
10585 (c_finish_goto_ptr): New location argument.
10586 (c_start_case): Same.
10587 (emit_side_effect_warnings): Same.
10588 (c_process_expr_stmt): Same.
10589 (c_finish_stmt_expr): Same.
10590 (c_finish_omp_clauses): Use error_at instead of error.
10591 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
10593 * c-omp.c (c_split_parallel_clauses): New location argument.
10594 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
10595 to build_omp_clause.
10596 (convert_local_reference_stmt): Same.
10597 (convert_gimple_call): Same.
10598 * c-common.h (c_split_parallel_clauses): New argument.
10599 * c-parser.c (c_parser_statement_after_labels): Pass location to
10600 c_finish_goto_label.
10601 (c_parser_switch_statement): Pass location to c_start_case.
10602 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
10603 and c_process_expr_stmt.
10604 (c_parser_omp_variable_list): Add location argument.
10605 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
10606 (c_parser_omp_clause_default): Same.
10607 (c_parser_omp_clause_if): Same.
10608 (c_parser_omp_clause_num_threads): Same.
10609 (-c_parser_omp_clause_ordered): Same.
10610 (c_parser_omp_clause_reduction): Pass location to
10611 c_parser_omp_variable_list.
10612 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
10613 (c_parser_omp_clause_untied): Same.
10614 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
10615 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10617 * c-tree.h (check_for_loop_decls, undeclared_variable,
10618 build_component_ref, build_array_ref, build_external_ref,
10619 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
10620 build_conditional_expr, build_compound_expr, c_cast_expr,
10621 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
10622 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
10624 * c-semantics.c (build_stmt): Same.
10625 (build_case_label): Same.
10626 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
10627 (undeclared_variable): New argument.
10628 (make_label): Same.
10629 (lookup_label): Pass location on down.
10630 (define_label): Same.
10631 (finish_decl): Same.
10632 (build_compound_literal): Same.
10633 (finish_struct): Same.
10634 (finish_function): Do not set location here.
10635 (check_for_loop_decls): New argument.
10636 * tree.c (save_expr): Set location.
10637 (build_empty_stmt): New argument.
10638 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
10639 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
10640 * builtins.c (gimplify_va_arg_expr): Use locations.
10641 (expand_builtin_sync_operation): Same.
10642 * c-typeck.c (build_component_ref): New argument.
10643 (build_array_ref): Same.
10644 (build_external_ref): Same.
10645 (c_expr_sizeof_expr): Same.
10646 (c_expr_sizeof_type): Same.
10647 (parser_build_unary_op): Same.
10648 (build_conditional_expr): Same.
10649 (build_compound_expr): Pass location on down.
10650 (build_compound_expr): New argument.
10651 (build_c_cast): Same.
10652 (c_cast_expr): Same.
10653 (build_asm_expr): Same.
10654 (c_finish_return): Same.
10655 (c_process_expr_stmt): Pass location on down.
10656 (c_finish_stmt_expr): New argument.
10657 (push_clenaup): Same.
10658 (c_finish_omp_parallel): Same.
10659 (c_finish_omp_task): Same.
10660 * gimplify.c (gimplify_call_expr): Pass location on down.
10661 * c-omp.c (c_finish_omp_master): New argument.
10662 (c_finish_omp_critical): Same.
10663 (c_finish_omp_ordered): Same.
10664 (c_finish_omp_barrier): Same.
10665 (-c_finish_omp_taskwait): Same.
10666 (c_finish_omp_atomic): Same.
10667 (c_finish_omp_flush): Same.
10668 * tree-inline.c (copy_tree_body_r): Pass location on down.
10669 (inline_forbidden_p): Remove use of input_location.
10670 * c-gimplify.c (c_build_bind_expr): New argument.
10671 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
10672 (c_sizeof_or_alignof_type): New argument.
10673 (c_alignof_expr): Same.
10674 (build_va_arg): Same.
10675 (c_add_case_label): Same.
10676 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
10677 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
10678 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
10679 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
10680 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
10681 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
10683 * stub-objc.c (objc_build_selector_expr): Same.
10684 (objc_build_throw_stmt): Same.
10685 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
10686 (c_parser_initelt): Same.
10687 (c_parser_compound_statement): Same.
10688 (c_parser_compound_statement_nostart): Same.
10689 (c_parser_label): Same.
10690 (c_parser_statement_after_labels): Same.
10691 (c_parser_if_body): Same.
10692 (c_parser_else_body): Same.
10693 (c_parser_if_statement): Same.
10694 (c_parser_switch_statement): Same.
10695 (c_parser_while_statement): Same.
10696 (c_parser_do_statement): Same.
10697 (c_parser_for_statement): Same.
10698 (c_parser_asm_statement): Same.
10699 (c_parser_conditional_expression): Same.
10700 (c_parser_binary_expression): Same.
10701 (c_parser_cast_expression): Same.
10702 (c_parser_unary_expression): Same.
10703 (c_parser_sizeof_expression): Same.
10704 (c_parser_alignof_expression): Same.
10705 (c_parser_postfix_expression): Same.
10706 (c_parser_expression): Same.
10707 (c_parser_objc_receiver): Same.
10708 (c_parser_omp_variable_list): Same.
10709 (c_parser_omp_structured_block): Same.
10710 (c_parser_omp_atomic): New argument.
10711 (c_parser_omp_barrier): Same.
10712 (c_parser_omp_critical): Same.
10713 (c_parser_omp_flush): Pass location on down.
10714 (c_parser_omp_for_loop): New argument.
10715 (c_parser_omp_for): Same.
10716 (c_parser_omp_master): Same.
10717 (c_parser_omp_ordered): Same.
10718 (c_parser_omp_sections_scope): Same.
10719 (c_parser_omp_sections): Same.
10720 (c_parser_omp_parallel): Same.
10721 (c_parser_omp_single): Same.
10722 (c_parser_omp_task): Same.
10723 (c_parser_omp_taskwait): Pass location on down.
10724 (c_parser_omp_construct): Same.
10725 (c_parser_omp_threadprivate): Same.
10726 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
10727 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
10728 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
10729 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
10730 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
10731 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
10732 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
10733 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
10734 config/i386/i386.c, stmt.c:
10735 Add location argument to the following function definitions and/or
10736 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
10737 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
10738 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
10739 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
10740 do_case, c_finish_bc_stmt, build_compound_literal,
10741 build_function_call.
10742 * c-decl.c (build_compound_literal): Add location argument.
10743 Make all diagnostic calls use location.
10744 (start_struct): Same.
10745 (finish_struct): Same.
10746 (start_enum): Same.
10747 (build_enumerator): Same.
10748 (start_function): Same.
10749 (grokdeclarator): Make all diagnostic calls use location.
10750 (store_parm_decls_oldstyle): Same.
10751 * c-typeck.c (build_function_call): Add location argument.
10752 Make all diagnostic calls use location.
10754 (c_finish_bc_stmt): Same.
10755 * tree-nested.c (get_trampoline_type): Add argument.
10756 Pass location to build_decl.
10757 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
10758 * rtl.h (RTL_LOCATION): New.
10759 * c-common.c (c_add_case_label): Add location argument.
10760 Make all diagnostic calls use location.
10761 * c-common.h: Add location argument to make_fname_decl, do_case,
10762 c_add_case_label, build_function_call, resolve_overloaded_builtin.
10763 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
10764 Set it appropriately for every case. Pass enum_loc to start_enum
10765 call. Pass value_loc first to build_enumerator. Pass enum_loc to
10767 (c_parser_struct_or_union_specifier): Save location. Use it for
10768 start_struct, finish_struct, and parser_xref_tag.
10770 2009-06-12 Ian Lance Taylor <iant@google.com>
10772 * fold-const.c (fold_unary): Rename local variable and to and_expr.
10774 * c-opts.c (c_common_handle_option): For -Wc++-compat set
10775 cpp_opts->warn_cxx_operator_names.
10777 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10780 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
10781 is returns NULL and OP is a VCE, look through the VCE.
10783 2009-06-12 Ian Lance Taylor <iant@google.com>
10786 * collect2.c (main): Use CONST_CAST2 in code inside #if
10787 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
10789 2009-06-12 Joey Ye <joey.ye@intel.com>
10791 PR middle-end/39146
10792 * cfgexpand.c (get_decl_align_unit): Update
10793 max_used_stack_slot_alignment with align instead of
10794 stack_alignment_needed.
10796 * function.c (assign_stack_local_1): Update
10797 max_used_stack_slot_alignment with alignment_in_bits instead
10798 of stack_alignment_needed.
10799 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
10802 2009-06-12 Jakub Jelinek <jakub@redhat.com>
10804 * dwarf2out.c (last_var_location_insn): New variable.
10805 (dwarf2out_end_epilogue): Clear last_var_location_insn.
10806 (dwarf2out_var_location): Don't record anything after last real
10807 insn. Only change labels if there were any real instructions
10808 in between last note and this one, or if changed sections.
10810 2009-06-11 Richard Henderson <rth@redhat.com>
10812 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
10813 note when storing the frame pointer in a register.
10814 (FRP): Don't redefine to nothing for epilogue.
10815 (alpha_expand_epilogue): Mark register and sp restores.
10816 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
10818 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
10819 when gen_lowpart is needed.
10821 2009-06-11 Richard Henderson <rth@redhat.com>
10823 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
10825 * dwarf2out.c (need_data_align_sf_opcode): New.
10826 (div_data_align): Move earlier.
10827 (def_cfa_1, reg_save): Use it.
10829 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
10831 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
10832 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
10833 (ix86_handle_option): Handle OPT_mcrc32.
10834 (ix86_target_string): Add -mcrc32.
10835 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
10837 * config/i386/i386.h (TARGET_CRC32): New.
10839 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
10840 (sse4_2_crc32di): Likewise.
10842 * config/i386/i386.opt (mcrc32): New.
10844 * doc/invoke.texi: Document -mcrc32.
10846 2009-06-11 Richard Henderson <rth@redhat.com>
10848 * common.opt (gdwarf-): Accept a version number.
10849 * doc/invoke.texi (gdwarf-): Update docs.
10850 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
10851 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
10852 version level, and record it.
10854 * dwarf2.h (DW_CIE_VERSION): Remove.
10855 * dwarf2out.c (DWARF_VERSION): Remove.
10856 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
10857 (output_call_frame_info): Use CIE version 3 for dwarf3,
10858 or if the return register column is out of range for version 1.
10859 (dwarf_stack_op_name): Add all dwarf3 values.
10860 (DEBUG_PUBTYPES_SECTION): New.
10861 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
10862 encoding change for dwarf3.
10863 (output_die) [dw_val_class_die_ref]: Likewise.
10864 (output_compilation_unit_header): Emit correct version for dwarf3.
10865 (output_line_info): Likewise.
10866 (output_pubnames): Update for DWARF_VERSION removal.
10867 (output_aranges): Likewise.
10868 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
10869 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
10870 (dwarf2out_finish): Likewise.
10872 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10874 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
10877 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10880 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
10881 * builtins.c (expand_builtin_unreachable): New function.
10882 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
10883 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
10884 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
10886 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
10887 searching for missing barriers.
10889 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10891 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
10892 when -fprofile-generate* was passed.
10893 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
10895 2009-06-11 Anthony Green <green@moxielogic.com>
10897 * config/moxie/moxie.md: Define length attribute for all instructions.
10899 (*b<cond:code>): Support limited branch ranges for new PC-relative
10900 branch instructions.
10901 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
10903 2009-06-11 Jakub Jelinek <jakub@redhat.com>
10905 * config/i386/i386.c (min_insn_size): Use get_attr_length
10906 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
10907 For __asm return 0.
10909 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
10910 instead of emit_insn_before.
10912 2009-06-10 Ian Lance Taylor <iant@google.com>
10915 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
10918 2009-06-10 Revital Eres <eres@il.ibm.com>
10920 * passes.c (init_optimization_passes): Reschedule
10921 predictive-commoning pass before complete unroll pass.
10923 2009-06-10 Martin Jambor <mjambor@suse.cz>
10925 * cgraph.c (cgraph_node_can_be_local_p): New function.
10926 (cgraph_make_node_local): New function.
10927 * cgraph.h (cgraph_node_can_be_local_p): Declare.
10928 (cgraph_make_node_local): Declare.
10930 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
10932 * tree.h (tree_base): Add packed_flag and user_align fields.
10933 Decrease size of spare field.
10934 (TYPE_USER_ALIGN): Use user_align from tree_base.
10935 (DECL_USER_ALIGN): Likewise.
10936 (TYPE_PACKED): Use packed_flag from tree_base.
10937 (DECL_PACKED): Likewise.
10938 (tree_type): Delete packed_flag and user_align fields. Widen
10939 precision field. Widen mode field and shuffle fields to align
10940 mode on an 8-bit boundary.
10941 (tree_decl_common): Delete decl_flag_1 and user_align fields.
10942 Renumber decl_flag_* fields. Fix comments. Widen
10943 decl_common_unused field.
10944 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
10945 (DECL_EXTERNAL): Likewise.
10946 (DECL_BIT_FIELD): Likewise.
10947 (DECL_NONADDRESSABLE_P): Likewise.
10948 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
10949 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
10951 2009-06-10 Ian Lance Taylor <iant@google.com>
10953 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
10954 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
10955 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
10956 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
10957 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
10958 DEF_VEC_ALLOC_FUNC_P.
10959 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
10960 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
10961 DEF_VEC_ALLOC_FUNC_O.
10962 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
10963 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
10964 DEF_VEC_ALLOC_FUNC_I.
10965 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
10966 (vec_stack_p_reserve_exact_1): Declare.
10967 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
10968 (vec_stack_free): Declare.
10969 (VEC_stack_alloc): Define.
10970 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
10971 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
10972 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
10973 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
10975 (stack_vecs): New static variable.
10976 (vec_stack_p_reserve_exact_1): New function.
10977 (vec_stack_o_reserve_1): New static function.
10978 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
10979 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
10980 (vec_stack_free): New function.
10981 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
10982 (VEC_df_ref_stack_alloc): Define.
10983 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
10984 DEF_VEC_ALLOC_P_STACK.
10985 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
10986 (struct df_collection_rec): Change _vec fields to VEC. Remove
10988 (df_free_collection_rec): Adjust for new fields.
10989 (df_insn_rescan): Use new df_collection_rec fields.
10990 (df_notes_rescan, df_canonize_collection_rec): Likewise.
10991 (df_ref_create_structure, df_ref_record): Likewise.
10992 (df_get_conditional_uses, df_get_call_refs): Likewise.
10993 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
10994 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
10995 (df_record_exit_block_uses, df_bb_verify): Likewise.
10996 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
10997 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
10998 Remove count parameter. Change return type to void. Change all
11000 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
11001 Remove count parameter. Change return type to void. Change all
11003 (df_install_refs): Change old_vec parameter to VEC. Remove count
11004 parameter. Change all callers.
11005 (df_install_mws): Change old_vec parameter to VEC. Remove count
11006 parameter. Change all callers.
11007 (df_refs_verify): Change new_rec parameter to VEC. Change call
11009 (df_mws_verify): Likewise.
11011 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
11013 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
11015 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
11017 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
11019 2009-06-10 Anthony Green <green@moxielogic.com>
11021 * config/moxie/crti.asm: New file.
11022 * config/moxie/crtn.asm: New file.
11023 * config/moxie/moxie.c: New file.
11024 * config/moxie/moxie.h: New file.
11025 * config/moxie/sfp-machine.h: New file.
11026 * config/moxie/moxie-protos.h: New file.
11027 * config/moxie/t-moxie: Created.
11028 * config/moxie/t-moxie-softfp: Created.
11029 * config/moxie/moxie.md: Created.
11030 * config/moxie/constraints.md: Created.
11031 * config.gcc: Add moxie support.
11032 * doc/md.texi (Machine Constraints): Add moxie constraints.
11033 * doc/contrib.texi (Contributors): Mention moxie port.
11034 * doc/install.texi (Specific): Mention the moxie port.
11036 2009-06-09 Ian Lance Taylor <iant@google.com>
11038 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
11039 compiling with C++.
11040 * optabs.c (optab_table): Only use designated initializers if
11041 HAVE_DESIGNATED_INITIALIZERS is defined.
11042 (convert_optab_table): Likewise.
11043 (init_optabs): Always call init_insn_codes if
11044 HAVE_DESIGNATED_INITIALIZERS is not defined.
11046 2009-06-09 Ian Lance Taylor <iant@google.com>
11048 * targhooks.c (default_builtin_vectorized_function): Change fn
11049 parameter to unsigned int.
11050 (default_builtin_vectorized_conversion): Change code parameter to
11052 (default_builtin_reciprocal): Change fn parameter to unsigned int.
11053 * targhooks.h: Update declarations.
11054 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
11055 parameter to unsigned int.
11057 * c-typeck.c (comptypes_check_enum_int): New static function.
11058 (comptypes_internal): Add enum_and_int_p parameter. Change all
11060 (comp_target_types): Add location parameter. Change all callers.
11061 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
11062 Change all callers.
11063 (function_types_compatible_p, type_lists_compatible_p): Likewise.
11064 (build_conditional_expr): Add colon_loc parameter. Change all
11066 (convert_for_assignment): Add location parameter. Change all callers.
11067 * c-parser.c (c_parser_conditional_expression): Pass location of
11068 colon to build_conditional_expr.
11069 * c-tree.h (build_conditional_expr): Update declaration.
11071 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11073 * graphite.c: Revert previous patch.
11075 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11078 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11080 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
11082 * tree-ssa-loop-prefetch.c
11083 (loop_prefetch_arrays): Fixed a portability problem in printf format
11086 2009-06-09 Martin Jambor <mjambor@suse.cz>
11088 PR tree-optimization/40351
11089 * tree-sra.c (propagate_subacesses_accross_link): Check that a
11090 refrence to a potential artifical subaccess can be constructed.
11092 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11094 * config/sh/sh-protos.h (sh_optimization_options): Declare.
11095 (sh_override_options): Likewise.
11096 * config/sh/sh.c: Include params.h.
11097 (sh_optimization_options): New.
11098 (sh_override_options): Likewise.
11099 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
11100 (OVERRIDE_OPTIONS): Use sh_override_options.
11102 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11104 * dwarf2out.c (emit_cfa_remember): New variable.
11105 (add_fde_cfi): If emit_cfa_remember, recurse to add
11106 DW_CFA_remember_state first.
11107 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
11108 instead just set emit_cfa_remember.
11110 2009-06-08 Jan Hubicka <jh@suse.cz>
11113 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
11115 2009-06-08 Jan Hubicka <jh@suse.cz>
11117 PR middle-end/39834
11118 * cgraphunit.c (save_inline_function_body): Do not copy transform
11119 hooks for saved inline bodies.
11120 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
11121 for given function.
11123 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
11125 * jump.c (returnjump_p): Handle delayed branches. Add missing
11128 2009-06-08 Jan Hubicka <jh@suse.cz>
11130 PR middle-end/40102
11131 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
11132 original node might've been modified.
11133 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
11135 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11137 * tree-object-size.c (addr_object_size): Add OSI argument.
11138 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
11139 (compute_builtin_object_size, expr_object_size): Adjust callers.
11140 (plus_stmt_object_size): Call addr_object_size instead of
11141 compute_builtin_object_size.
11143 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
11144 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11146 * tree-ssa-loop-prefetch.c
11147 (gather_memory_references): Introduced a counter for the number of
11149 (anything_to_prefetch_p): Introduced a counter for the number of
11151 (is_loop_prefetching_profitable): New function with a cost model
11153 (loop_prefetch_arrays): Use the new cost model to determine if
11154 prefetching is profitable.
11155 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
11156 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11157 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
11158 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11159 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
11160 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11162 2009-06-08 Michael Matz <matz@suse.de>
11165 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
11166 partitions use the same.
11167 (expand_one_var): Deal with DECL_RTL sometimes begin set also
11168 for basevars of SSA_NAMEs.
11169 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
11170 to not expand them twice.
11171 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
11174 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
11176 * common.opt (fcompare-debug=, fcompare-debug-second): New.
11177 (fdump-final-insns=, gtoggle): New.
11178 * doc/invoke.texi: Document them.
11179 * final.c (rest_of_clean_state): Dump final insn stream.
11180 * gcc.c (invoke_as): Hook in -fcompare-debug.
11181 (static_spec_functions): Add compare-debug-dump-opt,
11182 compare-debug-self-opt and compare-debug-auxbase-opt.
11183 (compare_debug, compare_debug_second, compare_debug_opt): New.
11184 (switches_debug_check, n_switches_debug_check): New.
11185 (debug_auxbase_opt, debug_check_temp_file): New.
11186 (process_command): Handle -fno-compare-debug, -fcompare-debug and
11188 (do_self_spec): Handle arguments after switches.
11189 (do_spec_1): Add .gk extension to temp file basenames for compare.
11190 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
11191 (cc1_options): Use it instead of normal auxbase computation for
11192 the second compare-debug compilation.
11193 (compare_files): New.
11194 (main): Set up and implement compare debug mode.
11195 (compare_debug_dump_opt_spec_function): New.
11196 (compare_debug_self_opt_spec_function): New.
11197 (compare_debug_auxbase_opt_spec_function): New.
11198 * toplev.c (process_options): Handle flag_gtoggle,
11199 flag_dump_final_insns.
11200 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
11201 during -fcompare-debug-second compilation.
11203 2009-06-07 Ian Lance Taylor <iant@google.com>
11205 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
11206 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
11208 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
11209 with no default node. Change warning with %H to warning_at.
11210 Don't clear warn_switch around case checking.
11211 * doc/invoke.texi (Warning Options): Clarify distinction between
11212 -Wswitch and -Wswitch-enum.
11214 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11216 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
11218 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11220 * gbl-ctors.h: Add header guard.
11222 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11224 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
11225 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
11226 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
11227 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
11228 prototypes for removed functions.
11229 (expressions_equal_p): Move to ...
11230 * tree-ssa-sccvn.h: ... here and ...
11231 * matrix-reorg.c: ... adjust includes.
11233 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11235 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
11237 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11239 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
11240 (finish_function): Remove erroneous whitespace.
11242 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11244 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
11245 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
11247 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11249 * errors.c (internal_error): Commentary typo fix.
11250 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
11251 * tree-ssa-pre.c: Ditto.
11253 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11255 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
11256 them is supposed to hold actual statements.
11258 2009-06-06 Ian Lance Taylor <iant@google.com>
11260 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
11261 empty statements can now have attributes.
11263 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
11265 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
11266 * config/mips/mips.md: Ditto.
11268 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11270 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
11272 (__eabi_uconvert): Likewise.
11274 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11276 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
11277 CFI_* definitions with IN_GCC.
11279 2009-06-05 David Edelsohn <edelsohn@gnu.org>
11281 * xcoffout.h (xcoffout_source_line): Update prototype.
11283 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11285 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
11286 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
11288 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11290 PR middle-end/40340
11291 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
11292 inlined_function_outer_scope_p blocks for artificial inlines
11294 * tree.c (tree_nonartificial_location): Rewrite using
11295 block_nonartificial_location.
11297 2009-06-05 Revital Eres <eres@il.ibm.com>
11298 Leehod Baruch <leehod@il.ibm.com>
11300 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
11301 (expand_expr_real_1): Remove comment.
11302 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11303 Vectorize misaligned access when the target supports it.
11304 (vect_supportable_dr_alignment): Check for unaligned access support.
11305 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
11308 2009-06-05 Julian Brown <julian@codesourcery.com>
11310 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
11311 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
11313 2009-06-05 Richard Guenther <rguenther@suse.de>
11316 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
11317 as possibly unused.
11319 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11321 * config/s390/s390.c (global_not_special_regno_p): New static inline.
11322 (save_gprs): Don't tell unwinder when a global register is saved.
11323 (s390_emit_epilogue): Emit needed epilogue unwind info.
11325 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11327 * dwarf2out.c (deferred_asm_name): New.
11328 (add_name_and_src_coords_attributes): Defer creation of
11329 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
11331 (move_linkage_attr): New.
11332 (dwarf2out_finish): Revisit deferrals and emit attributes at the
11335 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11337 * tree-nested.c (finalize_nesting_tree_1): Declare the
11338 frame_decl in the binding tree.
11340 2009-06-04 Cary Coutant <ccoutant@google.com>
11342 * basic-block.h (struct basic_block_def): Add discriminator field.
11343 * dbxout.c (dbxout_source_line): Add new parameter. Change all
11345 * debug.c (do_nothing_debug_hooks): Add additional entry.
11346 (debug_nothing_int_charstar_int): New function.
11347 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
11348 (debug_nothing_int_charstar_int): New declaration.
11349 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
11350 discriminator value in .loc directive.
11351 * final.c (last_discriminator): New variable.
11352 (discriminator): New variable.
11353 (final_start_function): Initialize above variables, pass current
11354 discriminator to debug hook.
11355 (notice_source_line): Check for discriminator change.
11356 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
11357 * sdbout.c (sdbout_source_line): New parameter.
11358 * tree-cfg.c (struct locus_discrim_map): New structure type.
11359 (discriminator_per_locus): New hash table.
11360 (build_gimple_cfg): Allocate and free discriminator hash table.
11361 (make_edges): Call assign_discriminator.
11362 (locus_map_hash): New function.
11363 (locus_map_eq): New function.
11364 (next_discriminator_for_locus): New function.
11365 (same_line_p): New function.
11366 (assign_discriminator): New function.
11367 (make_cond_expr_edges): Call assign_discriminator.
11368 (make_gimple_switch_edges): Likewise.
11369 (first_non_label_stmt): New function.
11370 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
11372 * xcoffout.c (xcoffout_source_line): Add new parameter.
11374 * configure.ac (gcc_cv_as_discriminator): New configury check for
11375 gas support for discriminator.
11376 * configure: Regenerate.
11377 * config.in: Regenerate.
11379 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11381 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
11382 val after checking for integers.
11384 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
11386 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
11388 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
11389 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
11390 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
11391 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
11392 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
11393 X64_SSE_REGPARM_MAX.
11394 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
11395 X64_SSE_REGPARM_MAX.
11397 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11399 * gcc.c (report_times_to_file): New.
11400 (execute): Implement it.
11401 (process_command): Support -time=.
11402 * doc/invoke.texi: Document it.
11404 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11406 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
11407 that have value exprs.
11409 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11411 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
11412 declarations for constants until...
11413 (dw2_output_indirect_constant_1): ... this point.
11415 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
11418 * arm.md (arm_addsi3): Don't try to split an add with an
11419 eliminable register until after reload has completed.
11421 2009-06-03 Ian Lance Taylor <iant@google.com>
11423 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
11424 * genattrtab.c (write_length_unit_log): Likewise.
11425 * genchecksum.c (dosum): Likewise.
11426 * gengtype.c (write_rtx_next): Likewise.
11427 (finish_root_table, write_roots): Likewise.
11428 * gimple.c (gimple_ops_offset_): Likewise.
11429 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
11430 * config/arc/arc.c (arc_attribute_table): Likewise.
11431 * config/arm/arm.c (arm_attribute_table): Likewise.
11432 * config/avr/avr.c (avr_attribute_table): Likewise.
11433 * config/crx/crx.c (crx_attribute_table): Likewise.
11434 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
11435 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
11436 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
11437 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
11438 * config/sh/sh.c (sh_attribute_table): Likewise.
11439 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
11440 * config/spu/spu.c (spu_attribute_table): Likewise.
11441 * config/v850/v850.c (v850_attribute_table): Likewise.
11443 * config/alpha/alpha.c (vms_attribute_table): Make static.
11444 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
11445 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
11446 * config/mips/mips.c (mips_attribute_table): Likewise.
11448 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
11450 (cc1-checksum.o): Likewise.
11452 2009-06-03 Steve Ellcey <sje@cup.hp.com>
11454 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
11456 2009-06-03 Jakub Jelinek <jakub@redhat.com>
11458 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
11459 insn if it is changing sp. Use gen_add3_insn instead of
11460 conditionally gen_addsi3 and gen_adddi3.
11461 (offset_below_red_zone_p): New static inline function.
11462 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
11463 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
11464 * config/rs6000/ppc-asm.h: Include auto-host.h.
11465 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
11466 CFI_RESTORE): Define.
11467 * config/rs6000/crtresxgpr.asm: Add unwind info.
11468 * config/rs6000/crtresxfpr.asm: Likewise.
11469 * config/rs6000/crtresgpr.asm: Likewise.
11470 * config/rs6000/crtresfpr.asm: Likewise.
11471 * config/rs6000/crtsavgpr.asm: Likewise.
11472 * config/rs6000/crtsavfpr.asm: Likewise.
11474 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
11475 argument of DWARF2_FRAME_REG_OUT macros.
11477 2009-06-03 Julian Brown <julian@codesourcery.com>
11479 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
11480 words or less (including TImode) in core registers.
11482 2009-06-03 Richard Guenther <rguenther@suse.de>
11484 PR middle-end/40328
11485 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
11487 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
11489 * statistics.c (statistics_counter_event): Do not record event
11490 in pass dump if its number == -1.
11491 (curr_statistics_hash): Add assert that we never get passes
11492 with static number == -1.
11494 2009-06-03 Richard Guenther <rguenther@suse.de>
11495 Andrey Belevantsev <abel@ispras.ru>
11497 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
11498 non-BLKmode arrays addressable.
11500 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
11502 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
11503 * config/m68k/m68k.h: ... here.
11504 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
11507 2009-06-03 Martin Jambor <mjambor@suse.cz>
11509 PR tree-optimization/40323
11510 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
11513 2009-06-03 Richard Guenther <rguenther@suse.de>
11515 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11518 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
11520 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
11521 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
11522 JUMP_TABLE_DATA_P where applicable.
11523 * config/sh/sh.c: Ditto.
11524 * config/sh/sh.h: Ditto.
11525 * config/sh/sh.md: Ditto.
11526 * config/sh/symbian.c: Ditto.
11528 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
11530 * config/i386/driver-i386.c (describe_cache): Optimize
11531 concatenation of strings. Use snprintf instead of sprintf.
11532 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
11533 target when not compiling with GCC.
11535 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
11537 * config/sh/sh.c: Revert last change.
11538 (sh_expand_epilogue): Emit a blockage insn before the frame
11539 pointer adjustment unconditionally.
11541 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11543 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
11544 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
11545 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
11546 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
11547 to COLLECT_GCC_OPTIONS.
11549 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11551 * collect2.c (target_system_root): New variable.
11552 (main): Handle --sysroot=.
11553 (ignore_library): Strip the sysroot from the library path.
11555 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11557 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
11558 (collect2.o): Depend on collect2-aix.h.
11559 (collect2-aix.o): New rule.
11560 * collect2-aix.h: New file.
11561 * collect2-aix.c: Likewise.
11562 * collect2.c: Include collect2-aix.h. Don't undefine
11563 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
11564 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
11565 Use TARGET_AIX_VERSION instead of _AIX51.
11566 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
11567 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
11568 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
11569 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
11570 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
11572 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11574 * collect2.c (ignore_library): Avoid premature post-increment
11575 and null deference.
11577 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11579 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
11580 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
11581 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
11582 CROSS_DIRECTORY_STRUCTURE too.
11583 (LINK_LIBG_SPEC): Likewise.
11584 (LIB_SPEC): Add %R to sysroot paths.
11585 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
11586 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
11587 * config/rs6000/aix51.h: As for aix43.h.
11588 * config/rs6000/aix52.h: Likewise.
11589 * config/rs6000/aix53.h: Likewise.
11590 * config/rs6000/aix61.h: Likewise.
11591 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
11592 to the beginning of sysroot paths.
11594 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11596 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
11597 INSN_LISTs that are out of the REG_NOTE range.
11599 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11601 * loop-unroll.c (struct iv_to_split): Add pointer to next.
11602 (struct var_to_expand): Likewise.
11603 (struct opt_info): Add head and tail for linked lists of the above.
11604 (analyze_insn_to_expand_var): Initialize next.
11605 (analyze_iv_to_split_insn): Likewise.
11606 (analyze_insns_in_loop): Create linked lists.
11607 (allocate_basic_variable): Simplify for use without hash table.
11608 (insert_var_expansion_initialization): Likewise, make it type-safer.
11609 (combine_var_copies_in_loop_exit): Likewise.
11610 (apply_opt_in_copies): Walk lists rather than hash tables.
11611 (release_var_copies): Simplified and inlined by hand into...
11612 (free_opt_info): ... this function.
11614 2009-06-02 Richard Guenther <rguenther@suse.de>
11616 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11619 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11621 * cfgexpand.c (gimple_expand_cfg): Discard the source location
11622 only for builtins that are not overridden.
11624 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11626 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
11629 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11631 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
11633 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11635 * combine.c (move_deaths): Compare LUIDs within the same BB only.
11637 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11639 * common.opt (fdump-unnumbered-links): New.
11640 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
11641 * print-rtl.c (flag_dump_unnumbered_links): New.
11642 (print_rtx): Test it.
11644 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
11646 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
11647 push/pop multiple to 8-byte alignment.
11649 2009-06-01 Jakub Jelinek <jakub@redhat.com>
11651 * config/i386/i386.c (queued_cfa_restores): New static variable.
11652 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
11654 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
11655 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
11656 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
11657 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
11658 note unconditionally.
11659 (ix86_emit_restore_regs_using_mov): Likewise.
11660 (ix86_emit_restore_sse_regs_using_mov): Likewise.
11661 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
11662 it through to ix86_emit_restore_reg_using_pop.
11663 (ix86_emit_leave): Add RED_OFFSET argument. Call
11664 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
11665 instead of adding REG_CFA_OFFSET note unconditionally.
11666 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
11667 the above functions. Call ix86_add_queued_cfa_restore_notes when
11670 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
11671 force output of the label even for dwarf2out_do_cfi_asm.
11672 (add_fde_cfi): If -g2 and above and cfi might change CFA,
11673 force creation of CFI label and chain DW_CFA_set_loc jumping to it
11674 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
11676 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
11677 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
11678 dwarf2out_cfi_label callers.
11679 * tree.h (dwarf2out_cfi_label): Adjust prototype.
11680 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
11681 Adjust dwarf2out_cfi_label callers.
11682 * config/vax/vax.c (vax_output_function_prologue): Likewise.
11684 * config/i386/i386.h (struct machine_cfa_state,
11685 struct machine_function): Guard with ifndef USED_FOR_TARGET
11686 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
11689 * emutls.c (__emutls_get_address): Change arr->size to mean number
11690 of allocated arr->data entries instead of # of slots + 1.
11692 PR middle-end/40316
11693 * recog.c (peep2_reinit_state): New function.
11694 (peephole2_init_state): Use it at the end of a basic block and also
11695 when seeing a RTX_FRAME_RELATED_P insn.
11697 2009-06-01 Steve Ellcey <sje@cup.hp.com>
11699 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
11700 fixuns_truncrfdi2): New.
11701 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
11702 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
11703 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
11704 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
11705 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
11706 *recip_approx): Remove.
11707 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
11708 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
11709 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
11711 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
11714 2009-06-01 Ian Lance Taylor <iant@google.com>
11716 * attribs.c (register_attribute): Use CONST_CAST.
11717 * collect2.c (main): Use CONST_CAST2.
11718 (scan_prog_file): Likewise.
11719 * gcc.c (process_command, main): Likewise.
11720 * toplev.c (toplev_main): Likewise.
11722 * c-typeck.c (handle_warn_cast_qual): New static function,
11723 partially broken out of build_c_cast.
11724 (build_c_cast): Call handle_warn_cast_qual.
11725 * doc/invoke.texi (Warning Options): Document new effect of
11728 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
11730 * diagnostic.c (diagnostic_build_prefix): Always print columns.
11731 (diagnostic_report_current_module): Print columns.
11732 * common.opt (flag_show_column): Enable by default.
11734 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
11736 * alias.c (find_base_term): Check for NULL term before returning.
11738 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11740 Revert due to PR40320:
11741 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11742 * calls.c (emit_library_call_value_1): Don't force_operand for move
11745 2009-06-01 Olivier Hainque <hainque@adacore.com>
11746 Eric Botcazou <ebotcazou@adacore.com>
11748 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
11749 to be processed as a bitfield for constructor output purposes.
11750 * output.h (initializer_constant_valid_for_bitfield_p): Declare
11752 * varasm.c (oc_local_state): New type, output_constructor
11753 local state to support communication with helpers.
11754 (oc_outer_state): New type, output_constructor outer state of
11755 relevance in recursive calls.
11756 (output_constructor_array_range): New output_constructor helper,
11757 extracted code for an array range element.
11758 (output_constructor_regular_field): New output_constructor helper,
11759 extracted code for an element that is not a bitfield.
11760 (output_constructor_bitfield): New output_constructor helper,
11761 extracted code for a bitfield element. Accept an OUTER state
11762 argument for recursive processing. Recurse on record or array
11763 CONSTRUCTOR values, possibly past noop conversions.
11764 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
11765 VALUE is a valid constant-valued expression for use in a static
11766 bit-field initializer.
11767 (output_constructor): Rework to use helpers. Accept and honor an
11768 OUTER state argument for recursive calls. Return total size. Be
11769 prepared for nested constructors initializing bitfields.
11770 (output_constant): Feed OUTER in calls to output_constructor.
11772 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11774 * calls.c (emit_library_call_value_1): Don't force_operand for move
11777 2009-06-01 Nick Clifton <nickc@redhat.com>
11779 * doc/invoke.texi (IA-64 Options): Fix typo.
11781 2009-06-01 Ira Rosen <irar@il.ibm.com>
11783 PR tree-optimization/39129
11784 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
11786 (vect_do_peeling_for_loop_bound): Use
11787 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11788 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11789 (vect_loop_versioning): Likewise.
11790 (vect_create_cond_for_alias_checks): Fix indentation.
11791 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
11793 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
11794 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
11795 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
11796 "control flow in loop".
11797 (vect_estimate_min_profitable_iters): Use
11798 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11799 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11800 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11801 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
11802 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
11803 statement belongs to a group of strided accesses with the exact code
11805 (vectorizable_load): Likewise.
11806 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
11807 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11809 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
11811 * config/freebsd-stdint.h: New file.
11812 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
11813 Add freebsd-stdint.h to tm_file.
11815 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
11817 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
11818 (thumb2_extendhidi2): Likewise.
11820 2009-05-31 Ian Lance Taylor <iant@google.com>
11822 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
11824 2009-05-31 Ian Lance Taylor <iant@google.com>
11826 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
11827 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
11828 (ipa-reference.o): Depend upon gt-ipa-reference.h.
11830 2009-05-31 Jason Merrill <jason@redhat.com>
11832 * tree-pretty-print.c (print_call_name): Take the callee, not the
11833 call itself. Make non-static. Use dump_function_name for functions.
11834 (dump_generic_node): Adjust.
11835 * diagnostic.h: Declare print_call_name.
11836 * gimple-pretty-print.c (dump_gimple_call): Use it.
11838 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11840 * config/sh/sh.md (ashldi3_std): New define_expand.
11843 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11846 * config/sh/sh.c: Include debug.h.
11847 (sh_expand_epilogue): Emit a blockage insn before the frame
11848 pointer adjustment also when dwarf2out_do_frame returns true.
11850 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
11852 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
11853 (thumb2_extendqidi2): New pattern.
11855 2009-05-31 Ira Rosen <irar@il.ibm.com>
11857 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
11858 mark phis for renaming.
11859 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
11860 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
11861 Call mark_sym_for_renaming.
11862 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
11863 * tree-vect-loop.c (vect_transform_loop): Remove
11864 vect_memsyms_to_rename initialization and a call to
11865 mark_set_for_renaming.
11867 2009-05-31 Jakub Jelinek <jakub@redhat.com>
11869 PR middle-end/40304
11870 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
11871 frame related even if !set_cfa && style < 0.
11873 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
11875 * config/i386/mingw-tls.c: New file.
11876 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
11877 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
11878 defining _WIN32 but not __CYGWIN__.
11880 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11882 * configure.ac: Add MPC support.
11884 * config.in, configure: Regenerate.
11886 2009-05-29 Richard Henderson <rth@redhat.com>
11888 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
11889 NOTE_INSN_BASIC_BLOCK.
11890 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
11891 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
11892 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
11894 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
11896 (add_cfi): Disable check redefining cfa away from drap.
11897 (lookup_cfa_1): Add remember argument; handle remember/restore.
11898 (lookup_cfa): Pass remember argument.
11899 (cfa_remember): New.
11900 (compute_barrier_args_size_1): Remove sibcall check.
11901 (dwarf2out_frame_debug_def_cfa): New.
11902 (dwarf2out_frame_debug_adjust_cfa): New.
11903 (dwarf2out_frame_debug_cfa_offset): New.
11904 (dwarf2out_frame_debug_cfa_register): New.
11905 (dwarf2out_frame_debug_cfa_restore): New.
11906 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
11907 (dwarf2out_begin_epilogue): New.
11908 (dwarf2out_frame_debug_restore_state): New.
11909 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
11910 DW_CFA_restore_state.
11911 (output_cfi_directive): Likewise.
11912 (convert_cfa_to_fb_loc_list): Likewise.
11913 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
11914 * dwarf2out.h: Update.
11915 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
11916 (copy_insn_1): Early out for null.
11917 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
11918 and dwarf2out_frame_debug_restore_state.
11919 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
11920 (prologue_insn_hash, epilogue_insn_hash): New.
11921 (free_after_compilation): Adjust freeing accordingly.
11922 (record_insns): Create hash table if needed; push insns into
11923 hash instead of array.
11924 (maybe_copy_epilogue_insn): New.
11925 (contains): Search hash table instead of array.
11926 (sibcall_epilogue_contains): Remove.
11927 (thread_prologue_and_epilogue_insns): Split eh_return insns
11928 and mark them as epilogues.
11929 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
11930 scanning in terms of basic blocks.
11931 * insn-notes.def (CFA_RESTORE_STATE): New.
11932 * jump.c (returnjump_p_1): Accept EH_RETURN.
11933 (eh_returnjump_p_1, eh_returnjump_p): New.
11934 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
11935 CFA_REGISTER, CFA_RESTORE): New.
11936 * rtl.def (EH_RETURN): New.
11937 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
11939 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
11940 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
11942 * config/i386/i386.c (gen_push): Update cfa state.
11943 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
11944 add a CFA_ADJUST_CFA note.
11945 (ix86_dwarf_handle_frame_unspec): Remove.
11946 (ix86_expand_prologue): Update cfa state.
11947 (ix86_emit_restore_reg_using_pop): New.
11948 (ix86_emit_restore_regs_using_pop): New.
11949 (ix86_emit_leave): New.
11950 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
11951 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
11952 * config/i386/i386.h (struct machine_cfa_state): New.
11953 (ix86_cfa_state): New.
11954 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
11955 (eh_return_internal): Merge from eh_return_<mode>,
11956 use eh_return rtx, split w/ epilogue.
11958 2009-05-29 Ian Lance Taylor <iant@google.com>
11960 * builtins.c (validate_gimple_arglist): Don't use va_arg with
11962 * calls.c (emit_library_call_value_1): Likewise.
11964 * c-typeck.c (c_build_va_arg): New function.
11965 * c-tree.h (c_build_va_arg): Declare.
11966 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
11967 instead of build_va_arg.
11969 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
11971 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
11972 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
11973 (ptr_difference_cost): Use affine combinations to compute it.
11974 (difference_cost): Likewise.
11975 (get_computation_cost_at): Compute more accurate cost for addresses
11976 if the ratio is a multiplier allowed in addresses.
11977 For non-addresses, consider that an additional offset or symbol is
11980 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11982 * config/i386/i386.c (ix86_decompose_address): Avoid useless
11983 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
11985 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
11986 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
11987 (prefix_rex): For UNIT_MMX don't imply the prefix by default
11989 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
11990 to 1 for TYPE_SSE{IADD1,CVT1}.
11991 (prefix_vex_imm8): Removed.
11992 (length_vex): Only pass 1 as second argument to
11993 ix86_attr_length_vex_default if prefix_extra is 0.
11994 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
11995 (length): For prefix vex computation use length_immediate
11996 attribute instead of prefix_vex_imm8.
11997 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
11998 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
11999 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
12000 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
12001 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
12002 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
12003 a space in between the operands.
12004 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
12005 if one operand is 0xff and the other one si, di, bp or sp.
12006 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
12007 other one si, di, bp or sp.
12008 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
12009 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
12010 type and mode attributes.
12011 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
12012 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
12013 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
12014 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
12015 prefix_data16 attribute iff MODE_DF.
12016 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
12017 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
12018 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
12019 constm128_operand in length_immediate computation.
12020 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
12021 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
12022 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
12023 length_immediate attribute to 1.
12024 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
12025 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
12026 for certain alternatives.
12027 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
12028 prefix_data16 attribute if MODE_V1DF.
12029 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
12030 length_immediate to 1.
12031 (set_got_rex64, set_rip_rex64): Remove length attribute, set
12032 length_address to 4, set mode attribute to MODE_DI.
12033 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
12034 (fxam<mode>2_i387): Set length attribute to 4.
12035 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
12036 *prefetch_3dnow_rex): Override length_address attribute.
12037 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
12039 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
12040 (constm128_operand): Removed.
12041 * config/i386/i386.c (memory_address_length): For
12042 disp && !index && !base in 64-bit mode account for SIB byte if
12043 print_operand_address can't optimize disp32 into disp32(%rip)
12044 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
12045 for fs: or gs: segment.
12046 (ix86_attr_length_immediate_default): When checking if shortform
12047 is possible, truncate immediate to the length of the non-shortened
12049 (ix86_attr_length_address_default): Ignore MEM_P operands
12051 (ix86_attr_length_vex_default): Only check for DImode on
12052 GENERAL_REG_P operands.
12053 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
12054 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
12055 (sse_cvttps2pi): Clear prefix_rep attribute.
12056 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
12058 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
12059 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
12060 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
12061 iff operand 2 is const_int_operand.
12062 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
12063 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
12064 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
12066 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
12068 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
12069 prefix_data16 attribute for movlpd and movhpd instructions.
12070 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
12071 length_immediate for shufpd instruction.
12072 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
12073 (avx_cmpp<avxmodesuffixf2c><mode>3,
12074 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
12075 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
12076 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
12077 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
12078 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
12079 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
12080 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
12081 prefix_data16 attribute for the first alternative to 1.
12082 (*avx_loadlps): Override length_immediate for the first alternative.
12083 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
12084 attributes for second alternative.
12085 (*vec_concatv2sf_sse4_1): Override length_immediate and
12086 prefix_data16 attributes for second alternative.
12087 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
12088 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
12089 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
12090 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
12091 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
12092 prefix_data16 and length_immediate to 1.
12093 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
12095 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
12096 prefix_extra attribute for variants that don't have 0f prefix alone.
12097 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
12098 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
12099 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
12100 *sse4_1_pextrd): Set length_immediate to 1.
12101 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
12102 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
12104 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
12105 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
12106 length_immediate to 1 for second alternative.
12107 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
12108 prefix_extra and length_immediate attributes for the first
12110 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
12112 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
12113 to 1 for the first and third alternative.
12114 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
12116 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
12118 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
12120 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
12121 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
12122 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
12123 *avx_psign<mode>3): Set prefix_extra attribute to 1.
12124 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
12125 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
12126 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
12127 ssse3_psign<mode>3): Override prefix_rex attribute.
12128 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
12129 (ssse3_palignrti): Override length_immediate to 1.
12130 (ssse3_palignrdi): Override length_immediate to 1, override
12131 prefix_rex attribute.
12132 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
12133 (sse4a_extrqi): Override length_immediate to 2.
12134 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
12135 (sse4a_insertq): Override prefix_data16 to 0.
12136 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
12137 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
12138 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
12139 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
12140 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
12141 and length_immediate to 1.
12142 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
12143 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
12144 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
12145 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
12146 and length_immediate to 1.
12147 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
12148 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
12149 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
12150 avx_ptest256): Override prefix_extra to 1.
12151 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
12152 Override prefix_data16 and length_immediate to 1.
12153 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
12154 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
12155 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
12156 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
12157 prefix_data16 to 0 and prefix_extra to 2.
12158 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
12159 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
12161 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
12162 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
12163 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
12164 and prefix_extra to 2.
12165 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
12166 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
12167 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
12168 avx_vpermilvar<mode>3,
12169 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
12170 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
12171 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
12172 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
12173 Override prefix_extra to 1.
12174 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
12175 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
12176 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
12177 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
12178 prefix_extra and length_immediate to 1.
12179 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
12181 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
12182 to 1 for the first alternative.
12183 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
12184 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
12186 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
12187 *movv2sf_internal_avx, *movv2sf_internal): Override
12188 prefix_rep attribute for certain alternatives.
12189 (*mov<mode>_internal): Override prefix_rep or prefix_data16
12190 attributes for certain alternatives.
12191 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
12192 attributes for certain alternatives.
12193 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
12194 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
12195 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
12196 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
12197 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
12198 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
12199 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
12200 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
12201 length_immediate to 1 if operand 2 is const_int_operand.
12202 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
12203 *vec_extractv2si_1): Set length_immediate attribute to 1.
12204 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
12205 using old 3DNOW insn rather than SSE/3DNOW_A.
12206 (mmx_emms, mmx_femms): Clear modrm attribute.
12208 2009-05-29 Martin Jambor <mjambor@suse.cz>
12210 * tree-sra.c: New implementation of SRA.
12212 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
12213 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
12214 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
12215 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
12216 (SRA_MAX_STRUCTURE_COUNT): Removed.
12217 (SRA_FIELD_STRUCTURE_RATIO): Removed.
12218 * doc/invoke.texi (sra-max-structure-size): Removed.
12219 (sra-field-structure-ratio): Removed.
12221 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12223 PR middle-end/40291
12224 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
12227 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
12229 PR rtl-optimization/40101
12230 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
12231 seqno. Adjust comment.
12232 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
12233 inserting bookkeeping before a jump, the jump is not scheduled.
12234 When no positive seqno found, provide a value. Add comment.
12236 2009-05-29 Richard Guenther <rguenther@suse.de>
12238 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
12239 short-cutting on the first component.
12241 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12243 PR middle-end/39958
12244 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
12245 for trees other than decls/types.
12247 2009-05-29 Richard Guenther <rguenther@suse.de>
12249 * tree-ssa-operands.c (get_expr_operands): Do not handle
12250 INDIRECT_REFs in the handled-component case. Remove
12251 unused get_ref_base_and_extent case.
12252 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
12253 tree_low_cst and host_integerp where possible.
12254 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
12255 codes for equivalence.
12256 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
12258 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
12260 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
12261 to tmake_file for i[34567]86-*-cygwin*.
12263 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12266 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
12267 (altivec_categorize_keyword, init_vector_keywords,
12268 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
12271 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
12273 * tree.c (handle_dll_attribute): Check if node is
12274 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
12276 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
12278 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
12280 (thumb2_zero_extendqidi2): Likewise.
12282 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
12284 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
12285 instead of gen_movrt.
12286 * config/sh/sh.md (movrt): Remove.
12288 2009-05-28 Steve Ellcey <sje@cup.hp.com>
12290 * doc/invoke.texi (IA-64 Options):
12291 Add -msdata, -mfused-madd, -mno-inline-float-divide,
12292 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
12293 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
12294 -msched-prefer-non-control-spec-insns,
12295 -msched-stop-bits-after-every-cycle,
12296 -msched-count-spec-in-critical-path,
12297 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
12298 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
12299 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
12300 and -msched-spec-verbose.
12302 2009-05-28 Joseph Myers <joseph@codesourcery.com>
12304 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
12305 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
12307 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
12309 2009-05-28 Richard Guenther <rguenther@suse.de>
12311 * tree-ssa-alias.c (ao_ref_init): New function.
12312 (ao_ref_base): Likewise.
12313 (ao_ref_base_alias_set): Likewise.
12314 (ao_ref_alias_set): Likewise.
12315 (refs_may_alias_p_1): Change signature.
12316 (refs_may_alias_p): Adjust.
12317 (refs_anti_dependent_p): Likewise.
12318 (refs_output_dependent_p): Likewise.
12319 (call_may_clobber_ref_p_1): Change signature.
12320 (call_may_clobber_ref_p): Adjust.
12321 (stmt_may_clobber_ref_p_1): New function split out from ...
12322 (stmt_may_clobber_ref_p): ... here.
12323 (maybe_skip_until): Adjust signature.
12324 (get_continuation_for_phi): Likewise.
12325 (walk_non_aliased_vuses): Likewise.
12326 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
12327 (ao_ref_init): Declare.
12328 (ao_ref_base): Likewise.
12329 (ao_ref_alias_set): Likewise.
12330 (stmt_may_clobber_ref_p_1): Likewise.
12331 (walk_non_aliased_vuses): Adjust.
12332 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
12333 (get_ref_from_reference_ops): remove.
12334 (vn_reference_lookup_2): Adjust signature.
12335 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
12336 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
12337 (vn_reference_lookup): Adjust.
12338 (vn_reference_insert): Likewise.
12339 (vn_reference_insert_pieces): Adjust signature.
12340 (visit_reference_op_call): Adjust.
12341 * tree-ssa-pre.c (get_expr_type): Simplify.
12342 (phi_translate_1): Adjust.
12343 (compute_avail): Likewise.
12344 (translate_vuse_through_block): Do not re-build trees.
12345 (value_dies_in_block_x): Likewise.
12346 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
12348 (vn_reference_lookup_pieces): Adjust declaration.
12349 (vn_reference_insert_pieces): Likewise.
12351 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
12353 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
12354 with checking disabled.
12356 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
12360 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
12361 macro definition for support of three-operand format aligned
12362 .comm directive in assembler on cygwin/pe/mingw target OS.
12363 * configure: Regenerate.
12364 * config.h: Regenerate.
12366 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
12367 aligned form of .comm directive if -mpe-aligned-commons is in effect.
12368 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
12370 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
12371 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
12373 2009-05-28 Ira Rosen <irar@il.ibm.com>
12375 PR tree-optimization/40254
12376 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
12377 in analysis of basic blocks.
12379 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
12381 PR middle-end/33699
12382 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
12383 * target-def.h (TARGET_CONST_ANCHOR): New macro.
12384 (TARGET_INITIALIZER): Use it.
12385 * cse.c (CHEAPER): Move it up to the other macros.
12386 (insert): Rename this ...
12387 (insert_with_costs): ... to this. Add cost parameters. Update
12389 (insert): New function. Call insert_with_costs.
12390 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
12391 find_reg_offset_for_const, try_const_anchors): New functions.
12392 (cse_insn): Call try_const_anchors. Adjust cost of src_related
12393 when using a const-anchor. Call insert_const_anchors.
12394 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
12395 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
12397 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12399 * tree-inline.c (remap_decls): Enable nonlocalized variables
12400 when not optimizing.
12402 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12404 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
12405 Simplify other tests involving optimize.
12407 2009-05-27 Tom Tromey <tromey@redhat.com>
12409 * unwind-dw2.c (_Unwind_DebugHook): New function.
12410 (uw_install_context): Call _Unwind_DebugHook.
12412 2009-05-27 Tom Tromey <tromey@redhat.com>
12414 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
12416 2009-05-27 Ian Lance Taylor <iant@google.com>
12418 * Makefile.in (LINKER, LINKER_FLAGS): Define.
12419 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
12420 (ALL_LINKERFLAGS): Define.
12421 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
12422 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12423 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
12424 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12425 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
12426 $(LINKER_FOR_BUILD).
12427 (build/gcov-iov$(build_exeext)): Likewise.
12429 2009-05-27 Julian Brown <julian@codesourcery.com>
12431 * gcse.c (target.h): Include.
12432 (can_assign_to_reg_without_clobbers_p): Check that the target allows
12433 copy of argument to a pseudo register.
12435 2009-05-27 Diego Novillo <dnovillo@google.com>
12437 * tree-ssa-live.c (dump_scope_block): Document arguments.
12438 (dump_scope_blocks): Document.
12439 (debug_scope_blocks): New.
12440 * tree-flow.h (debug_scope_blocks): Declare.
12442 2009-05-21 Denis Chertykov <denisc@overta.ru>
12444 * doc/contrib.texi (Contributors): Add myself to the list.
12446 2009-05-27 Olivier Hainque <hainque@adacore.com>
12448 * expr.c (target_align): New function. Alignment the TARGET of an
12449 assignment may be assume to have.
12450 (highest_pow2_factor_for_target): Use it instead of relying on
12451 immediate tree attributes of TARGET, not necessarily honored when
12452 intermediate bitfields are involved.
12454 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
12457 * config/i386/driver-i386.c (host_detect_local_cpu): Support
12458 AVX, SSE4, AES, PCLMUL and POPCNT.
12460 2009-05-27 Diego Novillo <dnovillo@google.com>
12462 * tree-pretty-print.c (dump_location): New.
12463 (dump_generic_node): Call it.
12464 Factor code to handle BLOCK nodes ...
12465 (dump_block_node): ... here.
12467 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
12469 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
12471 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
12473 * gcc-plugin.h: Include config.h and system.h.
12474 (IN_GCC): Define if not defined.
12476 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
12478 PR middle-end/40249
12479 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
12482 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
12484 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
12486 * config/m32r/m32r.h: Ditto.
12487 * config/m32r/m32r.md: Ditto.
12488 * config/m32r/predicates.md: Ditto.
12490 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
12492 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
12494 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
12497 (Loading plugins): typo.
12498 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
12499 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12500 (Interacting with the GCC Garbage Collector): Added new section.
12501 (Giving information about a plugin): Added new section for
12503 * ggc.h (ggc_register_root_tab): Added declaration.
12504 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
12505 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
12506 (register_callback): Improved comment in declaration.
12507 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
12508 (extra_root_vec) Added static variable for dynamic roots registration.
12509 (ggc_register_root_tab) Added new routine.
12510 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
12511 PLUGIN_GGC_MARKING event.
12512 * ggc-zone.c: Include plugin.h.
12513 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12514 * ggc-page.c: Include plugin.h.
12515 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12516 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
12517 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
12518 (register_callback): check lack of callbacks for
12519 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
12520 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
12521 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
12522 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12523 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
12524 dependency on plugin.h.
12525 (plugin.o): Added dependency on ggc.h...
12527 2009-05-26 Richard Guenther <rguenther@suse.de>
12529 PR middle-end/40248
12531 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
12532 with mismatched comparison modes.
12534 * expr.c (expand_expr_real_1): Expand the operand of a
12535 VIEW_CONVERT_EXPR in its natural mode.
12537 2009-05-26 Ian Lance Taylor <iant@google.com>
12539 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
12540 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
12541 (ALL_COMPILERFLAGS): Define.
12542 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
12543 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12544 (collect2$(exeext), collect2.o): Likewise.
12545 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
12546 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
12547 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
12548 (libbackend.o, intl.o, cppdefault.o): Likewise.
12549 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12550 (build/%.o): Use $(COMPILER_FOR_BUILD).
12551 (build/gen%$(build_exeext)): Likewise.
12552 (build/gcov-iov$(build_exeext)): LIkewise.
12553 * config/t-darwin (darwin.o): Use $(COMPILER).
12554 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
12555 * config/t-sol2 (sol2-c.o): Likewise.
12556 (sol2.o): Likewise.
12557 * config/t-vxworks (vxworks.o): Likewise.
12558 * config/x-darwin (host-darwin.o): Likewise.
12559 * config/x-hpux (host-hpux.o): Likewise.
12560 * config/x-linux (host-linux.o): Likewise.
12561 * config/x-solaris (host-solaris.o): Likewise.
12562 * config/alpha/x-alpha (driver-alpha.o): Likewise.
12563 * config/arm/t-arm (arm-c.o): Likewise.
12564 * config/arm/t-pe (pe.o): Likewise.
12565 * config/arm/t-wince-pe (pe.o): Likewise.
12566 * config/i386/t-cygming (winnt.o): Likewise.
12567 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
12568 * config/i386/t-cygwin (cygwin1.o): Likewise.
12569 (cygwin2.o): Likewise.
12570 * config/i386/t-i386 (i386-c.o): Likewise.
12571 * config/i386/t-interix (winnt.o): Likewise.
12572 * config/i386/t-netware (netware.o): Likewise.
12573 * config/i386/t-nwld (nwld.o): Likewise.
12574 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
12575 * config/i386/x-i386 (driver-i386.o): Likewise.
12576 * config/i386/x-cygwin (host-cygwin.o): Likewise.
12577 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
12578 * config/ia64/t-ia64 (ia64-c.o): Likewise.
12579 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
12580 * config/mips/x-native (driver-native.o): Likewise.
12581 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
12582 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
12583 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
12584 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
12585 * config/score/t-score-elf (score7.o): Likewise.
12586 (score3.o): Likewise.
12587 * config/sh/t-sh (sh-c.o): Likewise.
12588 * config/sh/t-symbian (sh-c.o): Likewise.
12589 (symbian.o): Likewise.
12590 * config/spu/t-spu-elf (spu-c.o): Likewise.
12591 * config/v850/t-v850 (v850-c.o): Likewise.
12592 * config/v850/t-v850e (v850-c.o): Likewise.
12594 2009-05-26 Richard Guenther <rguenther@suse.de>
12596 PR tree-optimization/40122
12597 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
12598 VECTOR_CSTs if possible.
12599 (fold_gimple_assign): Likewise.
12601 2009-05-26 Richard Guenther <rguenther@suse.de>
12603 PR middle-end/40252
12604 * fold-const.c (fold_binary): Use the correct types for building
12607 2009-05-26 Richard Guenther <rguenther@suse.de>
12609 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
12610 redundant calls to merge_alias_info.
12611 (bump_vector_ptr): Likewise.
12612 * tree-ssa-copy.c (merge_alias_info): Remove.
12613 (replace_exp_1): Remove call to merge_alias_info.
12614 (propagate_tree_value): Likewise.
12615 (fini_copy_prop): Propagate points-to info.
12616 * tree-flow.h (merge_alias_info): Remove.
12618 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
12620 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
12622 2009-05-25 Jan Hubicka <jh@suse.cz>
12624 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12625 * cgraph.h (struct inline_summary): New filed self_wize,
12626 size_inlining_benefit, self_time and time_inlining_benefit.
12627 (struct cgraph_global_info): Replace insns by time ans size fields.
12628 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12629 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12630 (ipcp_update_callgraph): Do not touch function bodies.
12631 * ipa-inline.c: Include except.h
12632 (MAX_TIME): New constant.
12633 (overall_insns): Remove.
12634 (leaf_node_p): New.
12635 (overall_size, max_benefit): New static variables.
12636 (cgraph_estimate_time_after_inlining): New function.
12637 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12638 (cgraph_clone_inlined_nodes): Update size.
12639 (cgraph_mark_inline_edge): Update size.
12640 (cgraph_estimate_growth): Use size info.
12641 (cgraph_check_inline_limits): Check size.
12642 (cgraph_default_inline_p): Likewise.
12643 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12644 (cgraph_decide_recursive_inlining): Check size.
12645 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12647 (cgraph_decide_inlining): Likewise.
12648 (cgraph_decide_inlining_incrementally): Likewise; honor
12649 PARAM_EARLY_INLINING_INSNS.
12650 (likely_eliminated_by_inlining_p): New predicate.
12651 (estimate_function_body_sizes): New function.
12652 (compute_inline_parameters): Use it.
12653 * except.c (must_not_throw_labels): New function.
12654 * except.h (must_not_throw_labels): Declare.
12655 * tree-inline.c (init_inline_once): Kill inlining_weigths
12656 * tree-ssa-structalias.c: Avoid uninitialized warning.
12657 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12658 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12659 (PARAM_INLINE_CALL_COST): Remove.
12660 (PARAM_EARLY_INLINING_INSNS): New.
12662 2009-05-25 Richard Guenther <rguenther@suse.de>
12664 PR tree-optimization/36327
12665 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
12666 callback for reference translation or lookup at the point of may-defs.
12667 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
12668 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
12669 for union COMPONENT_REFs.
12670 (vn_reference_lookup_3): New callback. Lookup from memset
12671 and CONSTRUCTOR assignment, translate through struct copies.
12672 (vn_reference_lookup_pieces): Make sure to not free the
12673 passed operands array. Adjust walk_non_aliased_vuses call.
12674 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
12675 make sure we do not leak memory.
12677 2009-05-25 Richard Guenther <rguenther@suse.de>
12679 * tree-ssa-alias.h (dump_points_to_solution): Declare.
12680 * tree-inline.c (expand_call_inline): Reset the escaped and
12681 callused solutions.
12682 * tree-ssa-structalias.c (pass_build_ealias): New.
12683 * tree-pass.h (pass_build_ealias): Declare.
12684 * passes.c (init_optimization_passes): Add PTA during
12685 early optimizations.
12686 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
12687 and CALLUSED solutions.
12688 (dump_points_to_solution): New function, split out from ...
12689 (dump_points_to_info_for): ... here.
12690 * tree-parloops.c (parallelize_loops): Reset the escaped and
12691 callused solutions.
12693 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12696 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
12697 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
12699 2009-05-25 Ira Rosen <irar@il.ibm.com>
12701 PR tree-optimization/40238
12702 * tree-vect-stmts.c (vect_init_vector): Insert initialization
12703 statements after basic block's labels.
12704 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
12705 to free the allocated memory.
12707 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
12709 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
12710 return address with a USE.
12712 2009-05-24 Richard Guenther <rguenther@suse.de>
12714 PR middle-end/40233
12715 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
12716 array type from the main variant of the inner type.
12718 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12720 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
12721 definition to bool (from int) to un-break build.
12722 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
12724 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
12726 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
12727 discard_stmt_changes): Delete.
12728 * tree-ssa-operands.c (scb_stack): Delete.
12729 (init_ssa_operands): Do not initialize it.
12730 (fini_ssa_operands): Do not free it.
12731 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
12733 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
12734 update_stmt, remove the others. Fix comments.
12735 * tree-dfa.c (optimize_stack_restore): Likewise.
12736 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
12737 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
12738 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12739 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
12741 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
12742 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
12743 (dom_opt_finalize_block): Likewise, adjusting access to
12745 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
12746 (stmts_to_rescan): Change item type to gimple.
12747 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
12749 2009-05-24 Ira Rosen <irar@il.ibm.com>
12751 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
12752 * tree-pass.h (pass_slp_vectorize): New pass.
12753 * params.h (SLP_MAX_INSNS_IN_BB): Define.
12754 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
12755 * tree-vectorizer.c (timevar.h): Include.
12756 (user_vect_verbosity_level): Declare.
12757 (vect_location): Fix comment.
12758 (vect_set_verbosity_level): Update user_vect_verbosity_level
12759 instead of vect_verbosity_level.
12760 (vect_set_dump_settings): Add an argument. Ignore user defined
12761 verbosity if dump flags require higher level of verbosity. Print to
12762 stderr only for loop vectorization.
12763 (vectorize_loops): Update call to vect_set_dump_settings.
12764 (execute_vect_slp): New function.
12765 (gate_vect_slp): Likewise.
12766 (struct gimple_opt_pass pass_slp_vectorize): New.
12767 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
12768 access its members.
12769 (vec_info_for_bb): New function.
12770 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
12771 (VECTORIZATION_ENABLED): New macro.
12772 (SLP_ENABLED, SLP_DISABLED): Likewise.
12773 (vect_is_simple_use): Add bb_vec_info argument.
12774 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
12775 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
12776 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
12777 vect_schedule_slp, vect_analyze_slp): Likewise.
12778 (vect_analyze_stmt): Add slp_tree argument.
12779 (find_bb_location): Declare.
12780 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12781 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
12782 (vect_analyze_loop_operations, vect_analyze_loop,
12783 get_initial_def_for_induction, vect_create_epilog_for_reduction,
12784 vect_finalize_reduction, vectorizable_reduction,
12785 vectorizable_live_operation, vect_transform_loop): Likewise.
12786 * tree-data-ref.c (dr_analyze_innermost): Update comment,
12787 skip evolution analysis if analyzing a basic block.
12788 (dr_analyze_indices): Likewise.
12789 (initialize_data_dependence_relation): Skip the test whether the
12790 object is invariant for basic blocks.
12791 (compute_all_dependences): Skip dependence analysis for data
12792 references in basic blocks.
12793 (find_data_references_in_stmt): Don't fail in case of invariant
12794 access in basic block.
12795 (find_data_references_in_bb): New function.
12796 (find_data_references_in_loop): Move code to
12797 find_data_references_in_bb and add a call to it.
12798 (compute_data_dependences_for_bb): New function.
12799 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
12800 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
12802 (vect_analyze_data_ref_dependence): Check for interleaving in case of
12803 unknown dependence in basic block and fail in case of dependence in
12805 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
12806 dependence instances from either loop or basic block vectorization
12808 (vect_compute_data_ref_alignment): Check if it is loop vectorization
12809 before calling nested_in_vect_loop_p.
12810 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
12811 dependence instances from either loop or basic block vectorization
12813 (vect_verify_datarefs_alignment): Likewise.
12814 (vect_enhance_data_refs_alignment): Adjust function calls.
12815 (vect_analyze_data_refs_alignment): Likewise.
12816 (vect_analyze_group_access): Fix printing. Skip different checks if
12817 DR_STEP is 0. Keep strided stores either in loop or basic block
12818 vectorization data structure. Fix indentation.
12819 (vect_analyze_data_ref_access): Fix comments, allow zero step in
12821 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
12822 dependence instances from either loop or basic block vectorization
12824 (vect_analyze_data_refs): Update comment. Call
12825 compute_data_dependences_for_bb to analyze basic blocks.
12826 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
12827 case of loop vectorization. In case of basic block vectorization use
12828 data-ref itself as a base.
12829 (vect_create_data_ref_ptr): In case of basic block vectorization:
12830 don't advance the pointer, add new statements before the current
12831 statement. Adjust function calls.
12832 (vect_supportable_dr_alignment): Support only aligned accesses in
12833 basic block vectorization.
12834 * common.opt (ftree-slp-vectorize): New flag.
12835 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
12836 (vect_pattern_recog_1): Likewise.
12837 * tree-vect-stmts.c (process_use): Likewise.
12838 (vect_init_vector): Add new statements in the beginning of the basic
12839 block in case of basic block SLP.
12840 (vect_get_vec_def_for_operand): Adjust function calls.
12841 (vect_finish_stmt_generation): Likewise.
12842 (vectorizable_call): Add assert that it is loop vectorization, adjust
12844 (vectorizable_conversion, vectorizable_assignment): Likewise.
12845 (vectorizable_operation): In case of basic block SLP, take
12846 vectorization factor from statement's type and skip the relevance
12847 check. Adjust function calls.
12848 (vectorizable_type_demotion): Add assert that it is loop
12849 vectorization, adjust function calls.
12850 (vectorizable_type_promotion): Likewise.
12851 (vectorizable_store): Check for outer loop only in case of loop
12852 vectorization. Adjust function calls. For basic blocks, skip the
12853 relevance check and don't advance pointers.
12854 (vectorizable_load): Likewise.
12855 (vectorizable_condition): Add assert that it is loop vectorization,
12856 adjust function calls.
12857 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
12858 that it is not reduction, get vector type, call only supported
12859 functions, skip loop specific parts.
12860 (vect_transform_stmt): Check for outer loop only in case of loop
12862 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
12863 (vect_is_simple_use): Fix comment, add new argument, fix conditions
12864 for external definition.
12865 * passes.c (pass_slp_vectorize): New pass.
12866 * tree-vect-slp.c (find_bb_location): New function.
12867 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
12868 check for patterns only in loops.
12869 (vect_build_slp_tree): Add argument, adjust function calls, fail in
12870 case of multiple types in basic block SLP.
12871 (vect_mark_slp_stmts_relevant): New function.
12872 (vect_supported_load_permutation_p): Fix comment.
12873 (vect_analyze_slp_instance): Add argument. In case of basic block
12874 SLP, take vectorization factor from statement's type, check that
12875 unrolling factor is 1. Adjust function call. Save SLP instance in
12876 either loop or basic block vectorization structure. Return FALSE,
12878 (vect_analyze_slp): Add argument. Get strided stores groups from
12879 either loop or basic block vectorization structure. Return FALSE
12880 if basic block SLP failed.
12881 (new_bb_vec_info): New function.
12882 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
12883 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
12884 (vect_schedule_slp): Add argument. Get SLP instances from either
12885 loop or basic block vectorization structure. Set vectorization factor
12886 to be 1 for basic block SLP.
12887 (vect_slp_transform_bb): New function.
12888 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
12890 2009-05-23 Mark Mitchell <mark@codesourcery.com>
12892 * final.c (shorten_branches): Do not align labels for jump tables.
12893 (final_scan_insn): Use JUMP_TABLE_DATA_P.
12895 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
12897 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
12898 Remove outdated reference to flow.c and fix nits.
12899 * doc/gccint.texi: Tweak RTL description.
12900 * doc/rtl.texi: Likewise.
12902 2009-05-23 Denis Chertykov <chertykov@gmail.com>
12904 * config/avr/avr.c: Change my email address.
12905 * config/avr/avr.h: Likewise.
12906 * config/avr/avr.md: Likewise.
12907 * config/avr/avr-protos.h: Likewise.
12908 * config/avr/libgcc.S: Likewise.
12910 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
12912 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
12913 (spu_split_load, spu_split_store): Change return type to int.
12914 (spu_split_convert): Declare.
12915 * config/spu/predicates.md (spu_mem_operand): Remove.
12916 (spu_mov_operand): Update.
12917 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
12918 * config/spu/spu.c (regno_aligned_for_load): Remove.
12919 (reg_aligned_for_addr, spu_expand_load): Define.
12920 (spu_expand_extv): Reimplement and handle MEM.
12921 (spu_expand_insv): Handle MEM.
12922 (spu_sched_reorder): Handle insn's with length 0.
12923 (spu_legitimate_address_p): Reimplement.
12924 (store_with_one_insn_p): Return TRUE for any mode with size
12925 larger than 16 bytes.
12926 (address_needs_split): Define.
12927 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
12929 (spu_convert_move): Define.
12930 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
12931 (spu_split_store): Change all MEM's to TImode.
12932 (spu_init_expanders): Preallocate registers that correspond to
12933 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
12935 (spu_split_convert): Define.
12936 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
12937 (_move<mode>, _movdi, _movti): Update predicate and condition.
12938 (load, store): Change to define_split.
12939 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
12941 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
12942 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
12943 define_insn_and_split of lshr<mode>3.
12944 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
12945 (<v>ashr<mode>3_imm): Define.
12946 (extv, extzv, insv): Allow MEM operands.
12947 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
12948 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
12949 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
12950 (_spu_convert2): Change to define_insn_and_split and remove the
12951 corresponding define_peephole2.
12952 (stack_protect_set, stack_protect_test, stack_protect_test_si):
12953 Change predicates to memory_operand.
12955 2009-05-22 Mark Mitchell <mark@codesourcery.com>
12957 * config/arm/thumb2.md: Add 16-bit multiply instructions.
12959 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12961 PR tree-optimization/40219
12962 * tree.c (iterative_hash_expr): Make sure the builtin function is
12963 a normal builtin function and not a front end or back end builtin
12964 before indexing into the built_in_decls array.
12966 2009-05-22 Richard Guenther <rguenther@suse.de>
12968 PR middle-end/38964
12969 * alias.c (write_dependence_p): Do not use TBAA for answering
12970 anti-dependence or output-dependence.
12971 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
12972 (emit_pointer_definition): Remove.
12973 (emit_alias_warning): Likewise.
12974 (find_what_var_points_to): Remove TBAA pruning code.
12975 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
12977 (compute_points_to_sets): Remove code computing the set of
12978 dereferenced pointers.
12979 * tree-data-ref.c (dr_may_alias_p): Properly use the split
12980 oracle for querying anti and output dependencies.
12981 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
12982 if TBAA may be applied.
12983 (refs_anti_dependent_p): New function.
12984 (refs_output_dependent_p): Likewise.
12985 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
12986 (refs_output_dependent_p): Likewise.
12987 * doc/tree-ssa.texi (Memory model): New section.
12988 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
12989 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
12990 * cfgexpand.c (expand_gimple_basic_block): Do not handle
12991 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
12992 * expr.c (expand_expr_real_1): Likewise.
12993 * gimple-low.c (lower_stmt): Likewise.
12994 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
12995 (dump_gimple_cdt): Remove.
12996 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
12997 (gimple_size): Likewise.
12998 (walk_gimple_op): Likewise.
12999 (is_gimple_stmt): Likewise.
13000 (walk_stmt_load_store_addr_ops): Likewise.
13001 (gimple_build_cdt): Remove.
13002 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13003 * gimple.h (gimple_cdt_new_type): Remove.
13004 (gimple_cdt_new_type_ptr): Likewise.
13005 (gimple_cdt_set_new_type): Likewise.
13006 (gimple_cdt_location): Likewise.
13007 (gimple_cdt_location_ptr): Likewise.
13008 (gimple_cdt_set_location): Likewise.
13009 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13010 * tree-cfg.c (remove_useless_stmts_1): Do not handle
13011 GIMPLE_CHANGE_DYNAMIC_TYPE.
13012 (verify_types_in_gimple_stmt): Likewise.
13013 * tree-inline.c (estimate_num_insns): Likewise.
13014 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
13015 (copy_decl_to_var): Likewise.
13016 (copy_result_decl_to_var): Likewise.
13017 * tree-pretty-print.c (dump_generic_node): Do not handle
13018 CHANGE_DYNAMIC_TYPE_EXPR.
13019 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13020 * tree-ssa-operands.c (get_expr_operands): Likewise.
13021 * tree-ssa-structalias.c (struct variable_info): Remove
13022 no_tbaa_pruning member.
13023 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
13024 (unify_nodes): Do not copy it.
13025 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13026 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
13027 (set_uids_in_ptset): Do not check it.
13028 (find_what_var_points_to): Likewise.
13029 (compute_tbaa_pruning): Remove.
13030 (compute_points_to_sets): Do not call it.
13031 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13032 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13033 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
13034 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
13035 (DECL_NO_TBAA_P): Likewise.
13036 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
13037 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
13038 (expand_omp_atomic_pipeline): Do not set it.
13039 * print-tree.c (print_node): Do not dump it.
13040 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13043 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
13046 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
13049 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13051 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
13054 2009-05-22 Ben Elliston <bje@au.ibm.com>
13056 * Makefile.in (bversion.h, s-bversion): New targets.
13057 (TOPLEV_H): Add bversion.h.
13058 * toplev.h: Include "bversion.h".
13059 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
13060 the __format__ attribute only if compiling with the same version
13061 of GCC as the sources (the "build version").
13063 2009-05-22 Ben Elliston <bje@au.ibm.com>
13065 * c-format.c (handle_format_attribute): Fix comment typo.
13067 2009-05-21 Steve Ellcey <sje@cup.hp.com>
13070 * config/ia64/ia64.opt (mfused-madd): New.
13071 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
13072 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
13073 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
13074 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
13075 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
13076 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
13077 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
13078 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
13079 instruction if !TARGET_FUSED_MADD.
13080 (fpma, fpms): Remove colon from name.
13082 2009-05-22 Richard Guenther <rguenther@suse.de>
13084 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
13085 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
13086 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
13088 (create_expression_by_pieces): Only convert if necessary.
13089 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
13090 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
13092 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
13094 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
13095 regular pattern from a template and rename it ...
13096 (*extzv_truncsi_exts): ... to this.
13098 2009-05-21 Richard Guenther <rguenther@suse.de>
13100 * cgraph.h (struct cgraph_node): Remove inline_decl member.
13101 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
13102 (cgraph_default_inline_p): Likewise.
13103 (cgraph_decide_inlining_incrementally): Likewise.
13105 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
13106 Uros Bizjak <ubizjak@gmail.com>
13108 * config/i386/cpuid.h (bit_MOVBE): New.
13110 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
13112 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
13113 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
13114 (ix86_handle_option): Handle OPT_mmovbe.
13115 (ix86_target_string): Add -mmovbe.
13116 (pta_flags): Add PTA_MOVBE.
13117 (processor_alias_table): Add PTA_MOVBE to "atom".
13118 (override_options): Handle PTA_MOVBE.
13120 * config/i386/i386.h (TARGET_MOVBE): New.
13122 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
13123 (*bswapsi_movbe): New.
13124 (*bswapdi_movbe): Likewise.
13125 (bswapdi2): Renamed to ...
13126 (*bswapdi_1): This.
13127 (bswapdi2): New expander.
13129 * config/i386/i386.opt (mmovbe): New.
13131 * doc/invoke.texi: Document -mmovbe.
13133 2009-05-21 Taras Glek <tglek@mozilla.com>
13135 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
13136 * gcc-plugin.h (plugin_init): Updated signature.
13137 * gcc-plugin.h (plugin_name_args): Moved to this header.
13138 * doc/plugins.texi (plugin_init): Updated documention to reflect
13140 * doc/plugins.texi (plugin_name_args): Added to documention.
13142 2009-05-21 Mark Mitchell <mark@codesourcery.com>
13144 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
13145 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
13147 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
13149 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
13150 JUMP_TABLE_DATA_P predicates where applicable.
13151 * config/i386/predicates.md: Ditto.
13152 * config/i386/sse.md: Ditto.
13154 2009-05-21 Jakub Jelinek <jakub@redhat.com>
13156 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
13157 operand2 -128 override length_immediate attribute to 1.
13158 * config/i386/predicates.md (constm128_operand): New predicate.
13160 * config/i386/i386.c (memory_address_length): Handle %r12
13161 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
13163 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
13164 mode look through optional ZERO_EXTEND and SUBREG.
13165 * config/i386/i386.md (R12_REG): New define_constant.
13166 (prefix_data16): For sse unit set also for MODE_TI insns.
13167 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
13168 insns set if operand 1 is ext_QIreg_operand.
13169 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
13170 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
13172 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
13173 mode from MODE_DI to MODE_SI.
13174 (movdi_1_rex64): Override modrm and length_immediate attributes
13175 only for movabs (TYPE_IMOV, alternative 2).
13176 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
13177 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
13178 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
13179 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
13180 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
13181 prefix_rex attribute if DImode.
13182 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
13183 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
13184 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
13185 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
13186 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
13187 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
13188 Likewise. For TYPE_IMOV clear length_immediate attribute.
13189 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
13190 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
13191 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
13192 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
13193 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
13194 or one operand TYPE_ISHIFT.
13195 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
13196 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
13197 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
13198 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
13199 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
13200 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
13201 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
13202 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
13203 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
13204 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
13205 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
13206 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
13207 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
13208 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
13209 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
13210 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
13211 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
13212 set mode attribute, don't override length attribute.
13213 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
13215 (return_internal_long): Set length attribute to 2 instead of 1.
13216 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
13217 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
13218 prefix_rex attribute.
13219 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
13221 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
13223 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13225 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
13227 2009-05-20 Ian Lance Taylor <iant@google.com>
13229 * tree.c (build_tree_list_vec_stat): New function.
13230 (ctor_to_vec): New function.
13231 (build_nt_call_vec): New function.
13232 (build_call_array): Change args to be a const pointer.
13233 (build_call_vec): New function.
13234 * tree.h (build_nt_call_vec): Declare.
13235 (build_tree_list_vec_stat): Declare.
13236 (build_tree_list_vec): Define.
13237 (build_call_array): Update declaration.
13238 (build_call_vec): Declare.
13239 (ctor_to_vec): Declare.
13240 * c-common.c (tree_vector_cache): New static variable.
13241 (make_tree_vector): New function.
13242 (release_tree_vector): New function.
13243 (make_tree_vector_single): New function.
13244 (make_tree_vector_copy): New function.
13245 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
13246 (make_tree_vector_single, make_tree_vector_copy): Declare.
13247 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
13248 (c_parser_expr_list): Don't manage cache here, instead call
13250 (c_parser_release_expr_list): Remove static function.
13251 (c_parser_vec_to_tree_list): Remove static function.
13252 (c_parser_attributes): Call build_tree_list_vec instead of
13253 c_parser_vec_to_tree_list. Call release_tree_vector instead of
13254 c_parser_release_expr_list.
13255 (c_parser_postfix_expression_after_primary): Likewise.
13256 (c_parser_objc_keywordexpr): Likewise.
13258 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
13260 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
13261 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
13262 TARGET_CONVERT_TO_TYPE.
13263 * hooks.c (hook_tree_const_tree_null): Define.
13264 * hooks.h (hook_tree_const_tree_null): Declare.
13265 * target.h (struct gcc_target): Add invalid_parameter_type,
13266 invalid_return_type, promoted_type, and convert_to_type fields.
13267 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
13268 (TARGET_INVALID_RETURN_TYPE): Define.
13269 (TARGET_PROMOTED_TYPE): Define.
13270 (TARGET_CONVERT_TO_TYPE): Define.
13271 (TARGET_INITIALIZER): Update for new fields.
13272 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
13273 (grokparms): Check targetm.invalid_parameter_type.
13274 * c-typeck.c (default_conversion): Check targetm.promoted_type.
13275 * c-convert.c (convert): Check targetm.convert_to_type.
13277 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
13279 * config/mips/mips.md (*extenddi_truncate<mode>,
13280 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
13282 (*extendhi_truncateqi): New define_insn_and_sptit.
13284 2009-05-20 Jakub Jelinek <jakub@redhat.com>
13286 PR middle-end/40204
13287 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
13288 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
13290 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
13292 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
13293 the operand of VIEW_CONVERT_EXPR.
13295 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
13297 * config/i386/driver-i386.c (host_detect_local_cpu): Check
13298 extended family and model for Intel processors. Support Intel Atom.
13300 2009-05-20 Olivier Hainque <hainque@adacore.com>
13302 * gstab.h (stab_code_type): Define, to be used instead of the
13303 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
13305 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
13306 occurrences by stab_code_type.
13307 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
13309 2009-05-20 Martin Jambor <mjambor@suse.cz>
13311 * tree-flow.h (insert_edge_copies_seq): Undeclare.
13312 (sra_insert_before): Likewise.
13313 (sra_insert_after): Likewise.
13314 (sra_init_cache): Likewise.
13315 (sra_type_can_be_decomposed_p): Likewise.
13316 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
13317 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
13318 (sra_insert_before): Likewise.
13319 (sra_insert_after): Likewise.
13320 (sra_init_cache): Likewise.
13321 (insert_edge_copies_seq): Made static and moved upwards.
13323 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
13326 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
13328 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
13329 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
13332 2009-05-20 Richard Guenther <rguenther@suse.de>
13334 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13335 with mismatched comparison modes.
13337 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13339 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
13340 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
13341 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
13342 with shifts for Thumb2.
13343 (orsi_notsi): New for orn.
13344 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
13345 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
13346 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
13347 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
13348 Don't invert remainder for IOR.
13350 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
13352 PR tree-optimization/40087
13353 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
13354 number_of_iterations_ne): Rename never_infinite argument.
13355 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
13356 number_of_iterations_le): Handle pointer-type ivs when
13357 exit_must_be_taken is false.
13358 (number_of_iterations_cond): Do not always assume that
13359 exit_must_be_taken if the control variable is a pointer.
13361 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13363 * c-typeck.c (build_binary_op): Allow % on integal vectors.
13364 * doc/extend.texi (Vector Extension): Document that % is allowed too.
13366 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
13368 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
13369 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
13371 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13374 * c.opt (Wlogical-op): Disabled by default.
13375 * c-opt (c_common_post_options): Do not enable Wlogical-op with
13377 * doc/invoke.texi (Wlogical-op): Likewise.
13379 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
13381 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
13383 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
13384 Propagate the type of the first operand.
13385 <ASSERT_EXPR>: Simplify.
13386 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
13387 Rewrite using the RHS code as discriminant.
13388 <NOP_EXPR>: Turn into CASE_CONVERT.
13389 <PLUS_EXPR>: Propagate the type of the first operand.
13391 2009-05-19 Steve Ellcey <sje@cup.hp.com>
13393 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
13394 (ia64_dconst_0_375): New.
13395 * config/ia64/ia64.c (ia64_override_options): Remove
13396 -minline-sqrt-min-latency warning.
13397 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
13398 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
13399 * config/ia64/ia64.md (*sqrt_approx): Remove.
13400 (sqrtsf2): Remove #if 0.
13401 (sqrtsf2_internal_thr): Rewrite and move to div.md.
13402 (sqrtdf): Remove assert.
13403 (sqrtdf2_internal_thr): Rewrite and move to div.md.
13404 (sqrtxf2): Remove #if 0.
13405 (sqrtxf2_internal_thr): Rewrite and move to div.md.
13406 * div.md (sqrt_approx_rf): New.
13407 (sqrtsf2_internal_thr): New implementation.
13408 (sqrtsf2_internal_lat): New.
13409 (sqrtdf2_internal_thr: New implementation.
13410 (sqrtxf2_internal): New implementation.
13412 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
13413 Hans-Peter Nilsson <hp@axis.com>
13415 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
13416 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
13417 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
13418 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
13419 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
13420 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
13421 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
13422 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
13423 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
13424 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
13425 * c-common.c: ...from here.
13427 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13429 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
13431 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13433 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
13435 2009-05-19 Ben Elliston <bje@au.ibm.com>
13437 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
13438 assignments with memcpy calls.
13439 (add_fdes): Likewise.
13440 (binary_search_unencoded_fdes): Likewise.
13441 (linear_search_fdes): Eliminate type puns.
13443 2009-05-19 Richard Guenther <rguenther@suse.de>
13445 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
13446 not falsely claim to have propagated into all uses.
13448 2009-05-19 Ben Elliston <bje@au.ibm.com>
13450 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
13453 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13455 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
13456 * config/sh/sh.c (sh_legitimate_address_p): Make static.
13457 (TARGET_LEGITIMATE_ADDRESS_P): New.
13458 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13459 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13461 2009-05-18 Dodji Seketeli <dodji@redhat.com>
13464 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
13465 child of the containing namespace's DIE.
13467 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
13469 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
13470 *zero_extendhi_truncqi): Move after the zero_extend patterns.
13471 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
13474 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
13477 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
13478 gen_align with gen_pad.
13479 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
13480 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
13482 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
13483 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
13485 * config/i386/i386.md (align): Renamed to ...
13486 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
13487 ASM_OUTPUT_MAX_SKIP_PAD.
13489 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
13491 * config.gcc: Fix variable syntax.
13494 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
13495 before calling exact_log2.
13496 (output_iorsi3): Likewise.
13497 (output_xorsi3): Likewise.
13499 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13501 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
13502 for the none zero constant operand except for EQ and NE
13503 comprisons even when the first operand is R0.
13505 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
13507 * config/s390/2064.md: Remove trailing whitespaces.
13508 * config/s390/2084.md: Likewise.
13509 * config/s390/constraints.md: Likewise.
13510 * config/s390/fixdfdi.h: Likewise.
13511 * config/s390/libgcc-glibc.ver: Likewise.
13512 * config/s390/s390-modes.def: Likewise.
13513 * config/s390/s390-protos.h: Likewise.
13514 * config/s390/s390.c: Likewise.
13515 * config/s390/s390.h: Likewise.
13516 * config/s390/s390.md: Likewise.
13517 * config/s390/tpf-unwind.h: Likewise.
13519 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13521 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
13523 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13526 * configure.ac (m68k-*-*): Check if binutils support TLS.
13527 * configure: Regenerate.
13528 * config/m68k/predicates.md (symbolic_operand): Extend comment.
13529 * config/m68k/constraints.md (Cu): New constraint.
13530 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
13531 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
13532 (movsi): Handle TLS symbols.
13533 (addsi3_5200): Handle XTLS symbols, indent.
13534 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
13535 (m68k_tls_reference_p): Declare.
13536 (m68k_legitimize_address): Declare.
13537 (m68k_unwrap_symbol): Declare.
13538 * config/m68k/m68k.opt (mxtls): New option.
13539 * config/m68k/m68k.c (ggc.h): Include.
13540 (m68k_output_dwarf_dtprel): Implement hook.
13541 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13542 (m68k_expand_prologue): Load GOT pointer when function needs it.
13543 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
13544 (m68k_legitimate_constant_address_p): Same.
13545 (m68k_decompose_address): Handle TLS references.
13546 (m68k_get_gp): New static function.
13547 (enum m68k_reloc): New contants.
13548 (TLS_RELOC_P): New macro.
13549 (m68k_wrap_symbol): New static function.
13550 (m68k_unwrap_symbol): New function.
13551 (m68k_final_prescan_insn_1): New static function.
13552 (m68k_final_prescan_insn): New function.
13553 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
13555 (legitimize_pic_address): Handle TLS references..
13556 (m68k_tls_get_addr, m68k_get_tls_get_addr)
13557 (m68k_libcall_value_in_a0_p)
13558 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
13559 (m68k_call_m68k_read_tp): Helper variables and functions for ...
13560 (m68k_legitimize_tls_address): Handle TLS references.
13561 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
13563 (m68k_legitimize_address): Handle TLS symbols.
13564 (m68k_get_reloc_decoration): New static function.
13565 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
13567 (m68k_output_dwarf_dtprel): Implement hook.
13568 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
13569 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
13570 m68k_call_* routines.
13571 (sched_attr_op_type): Handle TLS symbols.
13572 (gt-m68k.h): Include.
13573 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
13574 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
13576 2009-05-18 Martin Jambor <mjambor@suse.cz>
13578 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
13579 (visit_store_addr_for_mod_analysis): New function.
13580 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
13581 (determine_cst_member_ptr): Use gimple_assign_single_p.
13582 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
13583 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
13584 operands. Don't check number of operands of a NOP_EXPR.
13586 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
13588 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
13590 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
13593 * c-common.c (warn_logical_operator): Don't warn if one of
13594 expression isn't always true or false.
13596 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
13598 * config/i386/biarch32.h: New file.
13599 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
13601 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
13603 * config/mips/mips.md (*zero_extend<mode>_trunchi,
13604 *zero_extend<mode>_truncqi): Merge these into ...
13605 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
13606 Name the pattern following this as *zero_extendhi_truncqi.
13608 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
13610 PR middle-end/39301
13611 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
13612 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
13613 (output_info): Make field HOST_WIDEST_INT.
13614 (print_statistics): Use HOST_WIDEST_INT_PRINT.
13615 (dump_bitmat_statistics): Same.
13617 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
13619 * config.gcc (use_gcc_stdint): Set to wrap.
13620 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13621 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13622 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13623 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13624 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13625 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13626 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13627 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13629 2009-05-16 Joseph Myers <joseph@codesourcery.com>
13631 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
13633 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
13634 Move definitions earlier.
13635 (OPT_ARCH64, OPT_ARCH32): Define.
13636 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
13639 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13642 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
13645 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13647 * arm.md (movdi2): Copy non-reg values to DImode registers.
13649 2009-05-16 Jakub Jelinek <jakub@redhat.com>
13652 * final.c (label_to_max_skip): New function.
13653 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
13654 CODE_LABEL_NUMBER <= max_labelno.
13655 * output.h (label_to_max_skip): New prototype.
13656 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
13657 (ix86_avoid_jump_mispredicts): ... this. Don't define if
13658 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
13659 Handle CODE_LABELs with >= 16 byte alignment or with
13660 max_skip == (1 << align) - 1.
13661 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
13662 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
13665 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
13666 .p2align 3 if MAX_SKIP is smaller than 7.
13667 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
13669 2009-05-15 Ian Lance Taylor <iant@google.com>
13671 * alias.c (struct alias_set_entry_d): Rename from struct
13672 alias_set_entry. Change all uses.
13673 * except.c (struct call_site_record_d): Rename from struct
13674 call_site_record. Change all uses.
13675 * except.h (struct eh_region_d): Rename from struct eh_region.
13677 * gcse.c (struct hash_table_d): Rename from struct hash_table.
13679 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
13680 ivtype_map_elt. Change all uses.
13681 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
13683 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
13684 * graphite.h (struct name_tree_d): Rename from struct name_tree.
13686 (struct sese_d): Rename from struct sese. Change all uses.
13687 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
13688 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
13689 * optabs.h (struct optab_d): Rename from struct optab. Change all
13691 (struct convert_optab_d): Rename from struct convert_optab.
13693 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
13694 ipa_opt_pass. Change all uses.
13695 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
13698 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
13699 defined as a typedef.
13700 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
13703 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13706 * fold-const.c (make_range,build_range_check,merge_ranges): Move
13708 (merge_ranges): Returns bool.
13709 * tree.h (make_range): .. to here.
13710 (build_range_check): Likewise.
13711 (merge_ranges): Likewise. Renamed from merge_ranges.
13712 * c-typeck.c (parser_build_binary_op): Update calls to
13713 warn_logical_operator.
13714 * c-common.c (warn_logical_operator): Add new warning.
13715 * c-common.h (warn_logical_operator): Update declaration.
13717 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13719 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
13721 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13723 * doc/install.texi: Document MPC requirements, flags etc.
13725 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
13726 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
13727 Evaluate constant arguments.
13728 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
13729 (fold_builtin_1): Likewise, also evaluate constant arguments.
13730 Remove superfluous break.
13731 (do_mpc_ckconv): New.
13732 * real.h: Include mpc.h.
13733 * toplev.c (print_version): Output MPC version info if available.
13735 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13737 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
13739 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
13741 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
13744 2009-05-15 Jan Hubicka <jh@suse.cz>
13746 * doc/invoke.texi (max-early-inliner-iterations): New flag.
13747 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
13748 (try_inline): Fix return value.
13749 (cgraph_decide_inlining_incrementally): Honor new value.
13750 (cgraph_early_inlining): Handle indirect inlining.
13751 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
13753 2009-05-15 Jan Hubicka <jh@suse.cz>
13755 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
13756 * cgraphunit.c (cgraph_finalize_function): Set it.
13757 (cgraph_expand_function): Use it.
13759 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13761 * real.c (encode_ieee_half): Define.
13762 (decode_ieee_half): Define.
13763 (ieee_half_format): Define.
13764 (arm_half_format): Define.
13765 * real.h (ieee_half_format): Declare.
13766 (arm_half_format): Declare.
13768 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13770 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
13771 swapped, and reversed optabs exist before trying to use them.
13773 2009-05-15 Paul Brook <paul@codesourcery.com>
13774 Sandra Loosemore <sandra@codesourcery.com>
13776 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
13777 loads. Allow PRE_DEC.
13778 (output_move_neon): Handle PRE_DEC.
13779 (arm_print_operand): Add 'A' for neon structure loads.
13780 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
13781 * config/arm/neon.md (neon_mov): Update comment.
13782 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
13784 (Um): New constraint.
13786 2009-05-15 Jan Hubicka <jh@suse.cz>
13788 Revert the following patch until testsuite fallout is fixed:
13789 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13790 * cgraph.h (struct inline_summary): New filed self_wize,
13791 size_inlining_benefit, self_time and time_inlining_benefit.
13792 (struct cgraph_global_info): Replace insns by time ans size fields.
13793 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13794 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13795 (ipcp_update_callgraph): Do not touch function bodies.
13796 * ipa-inline.c: Include except.h
13797 (MAX_TIME): New constant.
13798 (overall_insns): Remove
13799 (overall_size, max_benefit): New static variables.
13800 (cgraph_estimate_time_after_inlining): New function.
13801 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13802 (cgraph_clone_inlined_nodes): Update size.
13803 (cgraph_mark_inline_edge): Update size.
13804 (cgraph_estimate_growth): Use size info.
13805 (cgraph_check_inline_limits): Check size.
13806 (cgraph_default_inline_p): Likewise.
13807 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13808 (cgraph_decide_recursive_inlining): Check size.
13809 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13811 (cgraph_decide_inlining): Likewise.
13812 (cgraph_decide_inlining_incrementally): Likewise; honor
13813 PARAM_EARLY_INLINING_INSNS.
13814 (likely_eliminated_by_inlining_p): New predicate.
13815 (estimate_function_body_sizes): New function.
13816 (compute_inline_parameters): Use it.
13817 * except.c (must_not_throw_labels): New function.
13818 * except.h (must_not_throw_labels): Declare.
13819 * tree-inline.c (init_inline_once): Kill inlining_weigths
13820 * tree-ssa-structalias.c: Avoid uninitialized warning.
13821 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13822 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13823 (PARAM_INLINE_CALL_COST): Remove.
13824 (PARAM_EARLY_INLINING_INSNS): New.
13826 2009-05-15 Richard Guenther <rguenther@suse.de>
13828 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
13829 not TODO_update_ssa.
13831 2009-05-15 Richard Guenther <rguenther@suse.de>
13833 PR tree-optimization/39999
13834 * gimple.h (gimple_expr_type): Use the expression type looking
13835 through useless conversions.
13836 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
13837 (vn_nary_op_insert_stmt): Likewise.
13838 (simplify_binary_expression): Likewise.
13840 2009-05-15 Richard Guenther <rguenther@suse.de>
13842 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13843 New options, enabled by default.
13844 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13846 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
13847 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
13848 * tree-ssa-structalias.c (gate_tree_pta): New function.
13849 (pass_build_alias): Use it.
13851 2009-05-15 Joseph Myers <joseph@codesourcery.com>
13853 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
13854 recurse on an invariant address if a conversion from a pointer
13855 type to a wider integer type is involved.
13857 2009-05-15 Jan Hubicka <jh@suse.cz>
13859 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13860 * cgraph.h (struct inline_summary): New filed self_wize,
13861 size_inlining_benefit, self_time and time_inlining_benefit.
13862 (struct cgraph_global_info): Replace insns by time ans size fields.
13863 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13864 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13865 (ipcp_update_callgraph): Do not touch function bodies.
13866 * ipa-inline.c: Include except.h
13867 (MAX_TIME): New constant.
13868 (overall_insns): Remove
13869 (overall_size, max_benefit): New static variables.
13870 (cgraph_estimate_time_after_inlining): New function.
13871 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13872 (cgraph_clone_inlined_nodes): Update size.
13873 (cgraph_mark_inline_edge): Update size.
13874 (cgraph_estimate_growth): Use size info.
13875 (cgraph_check_inline_limits): Check size.
13876 (cgraph_default_inline_p): Likewise.
13877 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13878 (cgraph_decide_recursive_inlining): Check size.
13879 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13881 (cgraph_decide_inlining): Likewise.
13882 (cgraph_decide_inlining_incrementally): Likewise; honor
13883 PARAM_EARLY_INLINING_INSNS.
13884 (likely_eliminated_by_inlining_p): New predicate.
13885 (estimate_function_body_sizes): New function.
13886 (compute_inline_parameters): Use it.
13887 * except.c (must_not_throw_labels): New function.
13888 * except.h (must_not_throw_labels): Declare.
13889 * tree-inline.c (init_inline_once): Kill inlining_weigths
13890 * tree-ssa-structalias.c: Avoid uninitialized warning.
13891 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13892 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13893 (PARAM_INLINE_CALL_COST): Remove.
13894 (PARAM_EARLY_INLINING_INSNS): New.
13895 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
13896 (inline-call-cost): Remove.
13897 (early-inlining-insns): New.
13899 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
13901 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
13903 (print_int_cst_bounds_in_octal_p): Likewise.
13904 (dbxout_type): Adjust calls to above functions. Be prepared to deal
13906 * dwarf2out.c (base_type_die): Likewise.
13907 (is_subrange_type): Delete.
13908 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
13909 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
13910 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
13911 if the destination type is boolean.
13912 (build_range_check): Do not special-case subtypes.
13913 (fold_sign_changed_comparison): Likewise.
13914 (fold_unary): Likewise.
13915 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
13916 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
13917 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
13918 * tree.c (subrange_type_for_debug_p): New predicate based on the
13919 former is_subrange_type.
13920 * tree.h (subrange_type_for_debug_p): Declare.
13921 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
13922 (convert_affine_scev): Remove call to above function.
13923 (chrec_convert_aggressive): Likewise.
13924 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
13925 false for conversions involving subtypes.
13926 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
13927 (vrp_val_min): Likewise.
13928 (needs_overflow_infinity): Likewise.
13929 (extract_range_from_unary_expr): Likewise.
13931 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
13933 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13934 * config/frv/frv.c: Likewise.
13935 * config/s390/s390.c: Likewise.
13936 * config/sparc/sparc.h: Likewise.
13937 * config/i386/i386.h: Likewise.
13938 * config/i386/i386.c: Likewise.
13939 * config/crx/crx.c: Likewise.
13940 * config/m68hc11/m68hc11.h: Likewise.
13941 * config/iq2000/iq2000.c: Likewise.
13942 * config/mn10300/mn10300.h: Likewise.
13943 * config/mn10300/mn10300.c: Likewise.
13944 * config/m68k/m68k.c: Likewise.
13945 * config/rs6000/rs6000.c: Likewise.
13946 * config/rs6000/xcoff.h: Likewise.
13947 * config/rs6000/linux64.h: Likewise.
13948 * config/rs6000/sysv4.h: Likewise.
13949 * config/score/score3.c: Likewise.
13950 * config/score/score7.c: Likewise.
13951 * config/score/score.c: Likewise.
13952 * config/arm/arm.md: Likewise.
13953 * config/mips/mips.c: Likewise.
13954 * config/mips/mips.md: Likewise.
13955 * config/bfin/bfin.h: Likewise.
13956 * config/pa/pa.c: Likewise.
13957 * config/pa/constraints.md: Likewise.
13959 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
13960 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
13961 * config/pdp11/pdp11.h: Use memory_address_p instead.
13963 2009-05-14 Ian Lance Taylor <iant@google.com>
13965 * passes.c (finish_optimization_passes): Change i to int.
13966 * plugin.c (plugins_active_p): Change event to int.
13967 (dump_active_plugins): Likewise.
13968 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
13970 * tree.c (tree_range_check_failed): Change c to unsigned int.
13971 (omp_clause_range_check_failed): Likewise.
13972 (build_common_builtin_nodes): Change mode to int. Add cast.
13973 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
13974 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
13976 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
13977 ++ or -- with a variable of enum type.
13979 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13982 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
13984 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13986 * store-motion.c: Do not include params.h
13987 * Makefile.in: Fix dependencies for various files.
13989 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13991 * auto-inc-dec.c: Fix pass description, remove apparent
13992 accidental duplication.
13994 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
13996 PR middle-end/40147
13997 * ipa-utils.h (memory_identifier_string): Moved to ...
13998 * tree.h (memory_identifier_string): Here. Add GTY(()).
14000 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14002 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
14003 in the former documentation of...
14004 (GO_IF_LEGITIMATE_ADDRESS): ... this.
14005 * ira-conflicts.c (get_dup_num): Use address_operand.
14006 * targhooks.c (default_legitimate_address_p): New.
14007 * targhooks.h (default_legitimate_address_p): New.
14008 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
14010 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
14011 * target.h (struct target): Add legitimate_address_p.
14012 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
14013 (TARGET_INITIALIZER): Include it.
14015 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14016 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
14017 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
14018 (TARGET_LEGITIMATE_ADDRESS_P): New.
14020 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14021 (REG_OK_STRICT_P): Delete.
14022 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
14023 (frv_legitimate_address_p_1): ... this.
14024 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
14025 (frv_legitimate_address_p_1): ... the renamed old
14026 frv_legitimate_address_p.
14027 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
14028 (TARGET_LEGITIMATE_ADDRESS_P): New.
14030 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14031 * config/s390/s390-protos.h (legitimate_address_p): Remove.
14032 * config/s390/s390.c (legitimate_address_p): Rename to...
14033 (s390_legitimate_address_p): ... this, make static.
14034 (legitimize_address): Adjust call.
14035 (TARGET_LEGITIMATE_ADDRESS_P): New.
14036 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
14038 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14039 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
14040 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
14041 (TARGET_LEGITIMATE_ADDRESS_P): New.
14043 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14044 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
14045 * config/spu/spu.c (spu_legitimate_address): Rename to...
14046 (spu_legitimate_address_p): ... this, make static.
14047 (TARGET_LEGITIMATE_ADDRESS_P): New.
14049 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14050 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
14051 * config/sparc/sparc.c (legitimate_address_p): Rename to...
14052 (sparc_legitimate_address_p): ... this, make static and return bool.
14053 (legitimize_address): Adjust call.
14054 (TARGET_LEGITIMATE_ADDRESS_P): New.
14056 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14057 * config/i386/i386-protos.h (legitimate_address_p): Remove.
14058 * config/i386/i386.c (legitimate_address_p): Rename to...
14059 (ix86_legitimate_address_p): ... this, make static.
14060 (constant_address_p): Move after it, adjust call.
14061 (TARGET_LEGITIMATE_ADDRESS_P): New.
14063 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14064 * config/avr/avr-protos.h (legitimate_address_p): Remove.
14065 * config/avr/avr.c (legitimate_address_p): Rename to...
14066 (avr_legitimate_address_p): ... this, make static.
14067 (legitimize_address): Adjust call.
14068 (TARGET_LEGITIMATE_ADDRESS_P): New.
14070 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14071 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
14072 * config/crx/crx.c (crx_legitimate_address_p): Make static.
14073 (TARGET_LEGITIMATE_ADDRESS_P): New.
14075 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14076 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
14077 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
14078 (TARGET_LEGITIMATE_ADDRESS_P): New.
14080 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14081 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
14083 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
14085 (TARGET_LEGITIMATE_ADDRESS_P): New.
14087 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14088 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
14090 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
14092 (m68hc11_legitimate_address_p): ... this, make static.
14093 (go_if_legitimate_address_internal): Rename to...
14094 (m68hc11_legitimate_address_p_1): ... this.
14095 (legitimize_address): Adjust call.
14096 (TARGET_LEGITIMATE_ADDRESS_P): New.
14098 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14099 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
14100 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
14101 (TARGET_LEGITIMATE_ADDRESS_P): New.
14103 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14104 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
14105 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
14106 (mn10300_legitimate_address_p): ... this, make static.
14107 (TARGET_LEGITIMATE_ADDRESS_P): New.
14109 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14110 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
14111 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
14112 (TARGET_LEGITIMATE_ADDRESS_P): New.
14114 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14115 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
14116 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
14117 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14118 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
14119 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
14120 (rs6000_legitimate_address_p): ... this, make static.
14121 (TARGET_LEGITIMATE_ADDRESS_P): New.
14122 (REG_MODE_OK_FOR_BASE_P): Delete.
14123 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
14125 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14126 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
14128 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
14129 static, adjust types.
14130 (TARGET_LEGITIMATE_ADDRESS_P): New.
14132 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14133 * config/score/score.c (score_address_p): Rename to...
14134 (score_legitimate_address_p): ... this.
14135 (TARGET_LEGITIMATE_ADDRESS_P): New.
14136 * config/score/score3.c (score3_address_p): Rename to...
14137 (score3_legitimate_address_p): ... this.
14138 * config/score/score7.c (score7_address_p): Rename to...
14139 (score7_legitimate_address_p): ... this.
14141 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
14142 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
14143 GO_IF_LEGITIMATE_ADDRESS): Delete.
14144 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
14145 thumb2_legitimate_address_p): Delete.
14146 (arm_legitimate_address_p): Rename to...
14147 (arm_legitimate_address_outer_p): ... this.
14148 * config/arm/constraints.md ("Uq"): Adjust call.
14149 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
14150 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
14152 (arm_legitimate_address_outer_p): ... this.
14153 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
14155 (TARGET_LEGITIMATE_ADDRESS_P): New.
14157 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14158 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
14159 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
14160 (TARGET_LEGITIMATE_ADDRESS_P): New.
14162 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14163 * config/vax/vax-protos.h (legitimate_address_p): Remove.
14164 * config/vax/vax.c (legitimate_address_p): Rename to...
14165 (vax_legitimate_address_p): ... this, make static.
14166 (TARGET_LEGITIMATE_ADDRESS_P): New.
14168 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14169 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
14170 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
14171 (TARGET_LEGITIMATE_ADDRESS_P): New.
14173 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14174 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
14175 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
14176 (mmix_legitimate_address_p): ... this, make static.
14177 (TARGET_LEGITIMATE_ADDRESS_P): New.
14179 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14180 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
14181 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
14182 (TARGET_LEGITIMATE_ADDRESS_P): New.
14184 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14186 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
14187 of MODE_COMPLEX_INT.
14189 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14191 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
14192 LCT_NORMAL in function call.
14193 * mips-tdump.c (print_file_desc): Add cast to enum type.
14194 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
14195 (mark_stabs): Add casts to enum types.
14196 (parse_stabs_common): Add casts to enum types.
14198 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14200 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
14201 Check for invalid values of LETTER.
14203 2009-05-13 Taras Glek <tglek@mozilla.com>
14205 * attribs.c (register_attribute): moved out attribute registration
14206 into register_attribute.
14207 * doc/plugins.texi: Documented register_attribute and
14209 * gcc-plugin.h: Added forward decl for register_attribute.
14210 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
14211 * plugin.c (register_callback, invoke_plugin_callbacks): Added
14212 PLUGIN_ATTRIBUTES boilerplate.
14214 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
14216 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
14217 values even in sentinel and empty entries.
14218 (ms_printf_flag_specs): Likewise.
14219 (ms_scanf_flag_specs): Likewise.
14220 (ms_strftime_flag_specs): Likewise.
14221 (ms_print_char_table): Likewise.
14222 (ms_scan_char_table): Likewise.
14223 (ms_time_char_table): Likewise.
14225 2009-05-13 Doug Kwan <dougkwan@google.com>
14227 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
14229 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14231 * config/mips/mips.md (store): Add attributes for QI and HI.
14233 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
14234 (truncdi<mode>2): ... this new pattern.
14236 2009-05-13 Brad Hards <bradh@kde.org>
14238 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
14240 2009-05-14 Jakub Jelinek <jakub@redhat.com>
14241 Ben Elliston <bje@au.ibm.com>
14243 PR middle-end/40035
14244 * dse.c (check_mem_read_rtx): Guard against width == -1.
14246 2009-05-13 Michael Matz <matz@suse.de>
14248 PR middle-end/39976
14249 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
14250 (trivially_conflicts_p): New function.
14251 (insert_backedge_copies): Use it.
14253 2009-05-13 Janis Johnson <janis187@us.ibm.com>
14255 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
14256 (handle_stdc_pragma): Use new enum constant names.
14257 (handle_pragma_float_const_decimal64): Ditto.
14259 2009-05-13 Ian Lance Taylor <iant@google.com>
14261 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
14264 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
14266 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
14267 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
14269 * config/m68k/m68k.h (FL_UCLINUX): Define.
14271 2009-05-13 Jan Hubicka <jh@suse.cz>
14273 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
14275 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14277 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
14278 unless -fschedule-insns is specified.
14280 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14283 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
14284 TARGET_EXPAND_CBRANCHDI4.
14285 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
14286 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
14287 (cmpeqdi): Fix comment.
14289 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14291 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
14292 (sh_legitimate_address_p): Likewise.
14293 * config/sh/sh.c (sh_legitimate_index_p): New.
14294 (sh_legitimate_address_p): Likewise.
14295 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
14296 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
14297 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
14298 (MAYBE_BASE_REGISTER_RTX_P): New macro.
14299 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
14300 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
14301 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
14302 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
14303 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
14305 2009-05-12 Jan Hubicka <jh@suse.cz>
14307 * tree-inline.c (estimate_operator_cost): Add operands;
14308 when division happens by constant, it is cheap.
14309 (estimate_num_insns): Loads and stores are not having cost of 0;
14310 EH magic stuff is cheap; when computing runtime cost of switch,
14311 use log2 base of amount of its cases; builtin_expect has cost of 0;
14312 compute cost for moving return value of call.
14313 (init_inline_once): Initialize time_based flags.
14314 * tree-inline.h (eni_weights_d): Add time_based flag.
14316 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14318 * df-core.c: Update head documentation.
14320 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14323 * rs6000.c (rs6000_generate_compare): Use op1b instead of
14324 shadowing exisiting variable op1.
14326 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
14329 * config/i386/driver-i386.c (processor_signatures): New enum.
14330 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
14331 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
14332 processor signature to detect geode processor.
14334 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14338 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14340 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14341 causes spurious differences between trunk and cond-optab branch.
14343 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14345 * dojump.c (compare_from_rtx): Delete.
14346 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
14347 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
14348 if the comparison does not satisfy the predicate; test predicates for
14349 operands 2 and 3 of a cstore pattern. Don't try cstore optab
14350 further if one existing pattern fails.
14351 * expr.h (compare_from_rtx): Delete.
14352 (prepare_operand): Declare it.
14353 * optabs.c: Change "lib call" to "libcall" throughout.
14354 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
14355 HAVE_conditional_trap, emit_cmp_insn): Delete.
14356 (can_compare_p): Delete cmp_optab case.
14357 (prepare_float_lib_cmp): Return an rtx and a machine mode.
14358 Accept other parameters by value.
14359 (prepare_operand): Make non-static.
14360 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
14361 other parameters by value. Try to widen operands here based on
14362 an optab_methods argument and looking at cbranch_optab.
14363 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
14364 loop. Use cbranch_optab directly.
14365 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
14366 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
14368 (emit_conditional_move, emit_conditional_add): Inline what's needed
14369 of compare_from_rtx, using new prepare_cmp_insn for the rest.
14370 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
14371 with COMPARE. Move cmov_optab and cstore_optab above
14372 with cbranch_optab, move cmp_optab down with ucmp_optab,
14373 remove tst_otpab. Do not initialize trap_rtx.
14374 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
14375 for trap code. Do not check HAVE_conditional_trap. Use
14376 prepare_cmp_insn. Accept no predicate for operand 3.
14377 * optabs.h (OTI_cmp): Mark as used only for libcalls.
14378 (OTI_ctrap, ctrap_optab): New.
14379 (tst_optab): Delete.
14380 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
14381 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
14382 with lookup of ctrap_optab.
14383 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
14385 (ctrap_optab): New.
14387 * combine.c (combine_simplify_rtx, simplify_set): Do not
14388 special case comparing against zero for cc0 machines.
14389 * simplify-rtx.c (simplify_binary_operation_1): Never remove
14390 COMPARE on cc0 machines.
14391 (simplify_relational_operation): Return a new expression when
14392 a COMPARE could be removed.
14393 * final.c (final_scan_insn): Compare cc_status values
14394 against LHS of a (compare FOO (const_int 0)) cc0 source.
14395 Also check if cc_status.value is the full compare.
14397 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
14398 (cstoreMM4): Document.
14399 (conditional_trap): Document ctrapMM4 instead.
14400 (sync_compare_and_swapMM): Refer to cbranchcc4.
14401 (Dependent Patterns): Eliminate obsolete information referring to
14402 the old jump optimization phase.
14403 (Canonicalization): Include cbranchcc4 case, omit canonicalization
14404 of compares with 0 on cc0 machines.
14405 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
14406 avoiding references to cc0. Remove text about storing operands
14408 * doc/tm.texi (Condition Codes): Include blurb on different
14409 condition code representations, separate into subsections for
14410 CC0, MODE_CC and conditional execution.
14412 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
14413 alpha_emit_setcc): Accept operands and a machine mode.
14414 * config/alpha/alpha.c (alpha_emit_conditional_branch):
14415 Get code/op0/op1 from operands, use machine mode argument
14416 instead of alpha_compare.fp_p. Emit the branch here.
14417 (alpha_emit_setcc): Likewise, and return boolean.
14418 (alpha_emit_conditional_move): Likewise. Assert that
14419 cmp_op_mode == cmp_mode, and simplify accordingly.
14420 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
14421 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
14422 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
14424 (stack probe test): Use cbranchdi4.
14425 * config/alpha/predicates.md (alpha_cbranch_operator): New.
14427 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
14428 * config/arc/arc.h (movsicc, movsfcc): Use it.
14429 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
14430 (cbranchsi4, cstoresi4): New.
14431 (cmpsi, bCC and sCC expanders): Remove.
14433 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
14434 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
14435 * config/arm/predicates.md (arm_comparison_operator): Only include
14436 floating-point operators if there is a hardware floating-point unit.
14437 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
14438 deferring to cbranch_cc and cstore_cc respectively.
14439 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
14440 cbranch_cc, cstore_cc): New.
14441 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
14443 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
14445 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
14446 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
14448 (adjust_insn_length): Adjust calls.
14449 (avr_reorg): Handle (compare (foo) (const_int 0)).
14450 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
14451 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
14452 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
14453 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
14455 (cbranchqi4, cbranchhi4, cbranchsi4): New.
14456 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
14458 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
14459 (cbranchsi4, cstorebi4, cstoresi4): New.
14460 (movbisi): This insn is duplicate, split it to zero_extend.
14461 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
14462 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
14463 (bfin_optimize_loop): Use cbranch expander.
14464 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
14465 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
14466 (bfin_bimode_comparison_operator): ... this.
14467 (bfin_direct_comparison_operator): New.
14469 * config/cris/cris.c (cris_normal_notice_update_cc): Look
14470 inside (compare FOO (const_int 0)).
14471 (cris_rtx_costs): Handle ZERO_EXTRACT.
14472 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
14473 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
14474 (*tstdi_v32): Delete.
14475 (*cmpdi_non_v32): Add M alternative for operand 1.
14476 (cmpsi, cmp<mode>): Make private.
14477 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
14479 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
14481 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
14482 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
14483 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
14484 (cc_reg_operand): New.
14485 (any_cond): Delete.
14486 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
14487 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
14488 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
14489 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
14490 crx_expand_scond): Delete.
14492 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
14494 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
14495 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
14497 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
14498 cstoresi4, cstoresf4, cstoredf4): New.
14499 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
14500 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14501 Receive the entire operands array.
14502 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
14503 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
14504 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14505 Get test/op0/op1 from the operands array.
14506 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
14508 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
14509 (h8300_expand_store): New.
14510 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
14512 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
14513 (h8300_expand_store): New.
14514 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
14515 or do not try to produce (set (cc0) REG).
14516 (peepholes): Wrap arguments with COMPARE. Add a peephole to
14517 change a compare into a move to a scratch register. Disable some
14518 peepholes when comparing with zero.
14519 (tstsi, tsthi, tstsi, cmpqi): Make private.
14521 (bCC, sCC): Delete.
14522 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
14525 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
14526 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
14527 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
14528 (ix86_emit_i387_log1p): Use cbranchxf2.
14529 (ix86_expand_setcc): Return void.
14530 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
14531 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
14532 cmp<MODEF>, cmpcc): Remove.
14533 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
14534 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
14535 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
14536 (sCC and bCC expanders): Remove.
14537 (stack_protect_test): Use cbranchcc4.
14539 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
14541 (ia64_expand_compare): Accept three rtx by reference and return void.
14542 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
14543 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
14544 from *expr. Update *expr with the BImode comparison to do.
14545 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
14546 cmptf, bCC, sCC, conditional_trap): Delete.
14547 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
14548 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
14549 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
14550 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
14551 * config/ia64/predicates.md (ia64_cbranch_operator): New.
14553 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
14554 type of last argument.
14555 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
14556 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
14557 use machine mode argument instead of branch_type. Remove dead
14558 code for floating-point comparisons.
14559 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
14560 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
14562 (cbranchsi4, cstoresi4): New.
14563 * config/iq2000/predicates.md (reg_or_const_operand): New.
14565 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
14566 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
14567 (b<code>_op): Rewrite to...
14568 (bcc_op): ... this, using match_operator.
14569 (s<code>_op): Rewrite to...
14570 (scc_op): ... this, using match_operator.
14571 (s<code>_24_op): Rewrite to...
14572 (scc_op_24): ... this, using match_operator.
14573 (s<code>_<mode>): Rewrite to...
14574 (cstore<mode>4): ... this, using match_operator.
14575 (s<code>_<mode>_24): Rewrite to...
14576 (cstore<mode>4_24): ... this, using match_operator.
14577 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
14578 m32c_unpend_compare, m32c_expand_scc): Delete.
14579 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
14580 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
14581 (m32c_expand_movcc): Change NE to EQ if necessary.
14582 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
14584 * config/m32r/m32r-protos.h (gen_cond_store): New.
14585 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
14586 (gen_cond_store): New, from sCC patterns.
14587 (m32r_expand_block_move): Use cbranchsi4.
14588 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
14589 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
14590 (cbranchsi4, cstoresi4): New.
14592 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
14594 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
14595 (m68hc11_notice_update_cc): Look into a compare with 0.
14596 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
14598 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
14599 cmphi, cmpqi, bCC): Delete.
14600 (cbranchsi4, cbranchhi4, cbranchqi4): New.
14601 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
14602 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
14605 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
14606 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
14607 * config/m68k/constraints.md (H): New.
14608 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
14609 the define_insn below.
14610 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
14611 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
14612 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
14613 patterns): Wrap RHS with COMPARE.
14614 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
14615 (*cmpdi_internal): Name this pattern.
14616 (cmpdi): Change to define_insn.
14617 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
14618 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
14619 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
14621 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
14622 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
14623 (conditional_trap): Change to...
14624 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
14625 (*conditional_trap): Use the ordered_comparison_operator and
14626 const1_operand predicates.
14627 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
14628 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
14629 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
14630 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
14632 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
14633 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
14634 (mcore_gen_compare): New.
14635 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
14636 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
14637 (mcore_gen_compare): ... this.
14638 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
14639 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
14640 (stack probe pattern): Use cbranchsi4.
14642 * config/mips/predicates.md (mips_cstore_operator): New.
14643 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
14644 * config/mips/mips.md (any_cond): Delete.
14645 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
14647 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
14648 fixuns_truncsfdi2): Use cbranch patterns.
14649 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
14650 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
14651 Adjust call to mips_expand_conditional_branch.
14652 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
14654 * config/mips/mips-protos.h (mips_expand_conditional_branch,
14655 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
14656 * config/mips/mips.c (cmp_operands): Delete.
14657 (mips_emit_compare): Get comparison operands from *op0/*op1.
14658 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
14659 that it succeeds. Use op0/op1 instead of cmp_operands.
14660 (mips_expand_conditional_branch, mips_expand_conditional_move,
14661 mips_expand_conditional_trap): Likewise.
14662 (mips_block_move_loop): Use cbranch patterns.
14663 * config/mips/mips.h (cmp_operands): Delete.
14665 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
14666 (mmix_gen_compare_reg): Just return a register in the right CC mode.
14667 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
14668 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
14669 (*cmpcc_folded): Rename to...
14670 (*cmpdi_folded): this.
14671 (*cmpcc): Rename to...
14673 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
14676 (cbranchdf4): New. Handle invalid comparisons here.
14677 * config/mmix/predicates.md (float_comparison_operator): New.
14679 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
14680 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
14681 * config/mn10300/mn10300.md (tst): Delete.
14682 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
14683 Name these patterns and wrap RHS in a compare.
14684 (*cmpsi): Make this pattern private. Include tst.
14685 (*cmpsf): Make this pattern private.
14686 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
14687 (compare with zero peepholes): Likewise.
14689 (cbranchsi4, cbranchsf4): New.
14690 (casesi): Use cbranchsi4.
14692 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
14693 hppa_branch_type): Delete.
14694 (return_addr_rtx): Use cbranchsi4.
14695 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
14696 Emit CCFPmode comparison here.
14697 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
14698 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
14699 hppa_branch_type): Delete.
14700 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
14701 (movsicc, movdicc): Remove references to hppa_compare_op0,
14702 hppa_compare_op1 and compare_from_rtx.
14703 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
14704 (casesi): Use cbranchsi4.
14706 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
14707 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
14708 * config/pdp11/pdp11.md (register_or_const0_operand): New.
14709 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
14710 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
14712 (cbranchdf4, cbranchhi4, cbranchqi4): New.
14713 (*branch, *branch_inverted): New.
14715 * config/picochip/picochip.md (cbranchhi4): Use
14716 ordered_comparison_operator.
14717 (cmphi, bCC): Remove.
14719 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
14720 (trap_comparison_operator): Delete.
14721 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
14722 rs6000_emit_cbranch): Accept mode and operands.
14723 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
14724 rs6000_compare_fp_p): Delete.
14725 (rs6000_generate_compare): Accept mode and comparison. Extract code
14726 and op0/op1 from there. Replace references to rs6000_compare_op0
14727 and rs6000_compare_op1.
14728 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
14729 extract result from passed operands.
14730 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
14731 extract loc from passed operands.
14732 (rs6000_emit_cmove): Likewise.
14733 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
14734 rs6000_compare_fp_p): Delete.
14735 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
14736 (cbranch<GPR>4, cbranch<FP>4): New.
14737 (cstore<mode>4): New. Consolidate here all choices about when to use
14738 portable or specialized sCC sequences.
14739 (stack_protect_test): Use cbranchsi4.
14740 (conditional_trap): Replace with ctrap<GPR>4.
14741 (conditional trap insn): Replace trap_comparison_operator with
14742 ordered_comparison_operator.
14744 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
14745 (s390_emit_prologue): Use ctrap.
14746 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
14747 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
14748 New predicates replacing...
14749 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
14750 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
14751 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
14752 (add<mode>cc): Do not use s390_compare_op0/op1.
14753 (s<code>): Change to...
14754 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
14755 (seq): Change to...
14756 (cstorecc4): ... this. Handle EQ or NE equally.
14757 (*sne): Un-privatize for use in cstorecc4.
14758 (b<code>): Change to...
14759 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
14760 (conditional_trap): Replace with...
14761 (ctrap<GPR>4, ctrap<FP>4): ... these.
14762 (stack_protect): Use cbranchcc4.
14764 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
14765 * config/score/score-protos.h (score_gen_cmp): Delete.
14766 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
14767 (score_block_move-loop): Use cbranchsi4.
14768 * config/score/score.md (cbranchsi4): New.
14769 (cmpsi, bCC): Delete.
14770 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
14771 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14772 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
14773 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14774 * config/score/score3.h (score3_gen_cmp): Delete.
14775 * config/score/score7.h (score7_gen_cmp): Delete.
14777 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
14778 (sh_emit_scc_to_t): ... this. Return void.
14779 (from_compare): Rename to...
14780 (sh_emit_compare_and_branch): ... this.
14781 (sh_emit_compare_and_set): New.
14782 (sh_expand_t_scc): Accept operands.
14783 * config/sh/predicates.md (sh_float_comparison_operator): New.
14784 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
14785 (prepare_scc_operands): Rename to...
14786 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
14788 (sh_emit_cheap_store_flag): New.
14789 (sh_emit_set_t_insn): New.
14790 (from_compare): Rename to...
14791 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
14792 handling of TARGET_SH2E floating point to avoid recursive call.
14793 Generate branch here.
14794 (sh_emit_compare_and_set): New.
14795 (sh_expand_t_scc): Get op0/op1 from arguments.
14796 (sh_emit_cheap_store_flag): New.
14797 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
14799 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
14800 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
14801 (movsicc, movdicc): Do nothing when it recreated operands from
14802 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
14803 prepare_scc_operands (now sh_emit_scc_to_t).
14804 (udivdi3): Use cstoresi4.
14805 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
14806 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
14807 (cbranchint4_media, cbranchfp4_media): New.
14808 (casesi): Use cbranchdi4.
14809 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
14811 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
14812 (movnegt): Remove second operand.
14813 (cbranchsf4, cbranchdf4): New.
14814 (stack_protect): Use cbranchdi4/cbranchsi4.
14816 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
14817 (gen_compare_reg): Accept comparison, extract part of it to...
14818 (gen_compare_reg_1): ... this.
14819 (gen_compare_operator): Delete.
14820 (gen_v9_scc): Accept separate destination, comparison code and arms.
14821 Do not use sparc_compare_op0/sparc_compare_op1.
14822 (emit_scc_insn, emit_conditional_branch_insn): New.
14823 (emit_v9_brxx): Make static. Remove useless assertion.
14824 (sparc_emit_float_lib_cmp): Return RTL instead of calling
14826 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
14827 * config/sparc/sparc-protos.h (gen_compare_reg,
14828 sparc_emit_float_lib_cmp): Adjust prototype.
14829 (emit_scc_insn, emit_conditional_branch_insn): New.
14830 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
14831 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
14832 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
14833 iterators to the top.
14834 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
14835 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
14836 snedi_special_trunc): Delete.
14837 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
14838 and snedi_special_trunc.
14839 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
14840 cbranchdi4, cbranch<F:mode>4): New.
14841 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
14842 here. Use gen_compare_reg instead of gen_compare_operator.
14843 (conditional_trap): Replace with...
14844 (ctrapsi4, ctrapdi4): ... this.
14845 (stack_protect_test): Use cbranchcc4.
14847 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
14849 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
14850 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
14851 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
14852 from operands[0] or operands[3] depending on is_set.
14853 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
14854 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
14855 cmpdf, bCC), sCC: Remove.
14856 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
14857 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
14859 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
14860 spu_emit_branch_or_set.
14862 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
14864 * config/stormy16/stormy16.h (xstormy16_compare_op0,
14865 xstormy16_compare_op1): Delete.
14866 * config/stormy16/stormy16.c (xstormy16_compare_op0,
14867 xstormy16_compare_op1): Delete.
14868 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
14870 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
14871 (cmphi, cmpsi, bCC): Remove.
14873 * config/v850/v850.md (tstsi, cmpsi): Fold into...
14874 (*cmpsi): ... this one.
14875 (cbranchsi4, cstoresi4): New.
14876 (bCC expanders): Delete.
14877 (sCC insns): Fold into...
14878 (*setcc): ... this one.
14879 (casesi): Do not use gen_cmpsi and gen_bgtu.
14880 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
14881 (movsicc): Simplify.
14882 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
14884 * config/vax/vax-protos.h (cond_name): New.
14885 (vax_output_conditional_branch): Remove.
14886 * config/vax/vax.c (cond_name): New.
14887 (vax_output_conditional_branch): Remove.
14888 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
14889 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
14890 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
14891 (bit<VAXint>): Wrap source with (compare).
14892 (b<code> and following unnamed pattern): Rename to *branch and
14893 *branch_reversed. Change macroization to match_operator.
14894 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
14896 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
14897 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
14898 Change last argument to machine_mode.
14899 (xtensa_expand_scc): Add machine_mode argument.
14900 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
14901 (gen_conditional_move, xtensa_expand_conditional_branch,
14902 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
14903 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
14904 Adjust operand numbers.
14905 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
14907 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
14908 (cmpsi, cmpsf, b<code>, s<code>): Delete.
14909 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
14911 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14913 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14914 causes spurious differences between trunk and cond-optab branch.
14916 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14919 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
14921 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14923 * tree.c (iterative_hash_pointer): Delete.
14924 (iterative_hash_expr): Short-circuit handling of NULL pointer.
14925 Hash UIDs and versions of SSA names. Don't special-case built-in
14926 function declarations.
14928 2009-05-11 Ian Lance Taylor <iant@google.com>
14931 * graphite.c: Force -Wc++-compat to only be a warning before
14932 #including "cloog/cloog.h".
14934 2009-05-11 Martin Jambor <mjambor@suse.cz>
14936 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
14938 2009-05-11 Jan Hubicka <jh@suse.cz>
14940 * tree-ssa-loop-ivcanon.c: Include target.h
14941 (struct loop_size): new structure.
14942 (constant_after_peeling): New predicate.
14943 (tree_estimate_loop_size): New function.
14944 (estimated_unrolled_size): Rewrite for new estimates.
14945 (try_unroll_loop_completely): Use new estimates.
14946 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
14948 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14950 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
14951 libcpp interface change.
14952 (spu_macro_to_expand): Likewise.
14954 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
14956 PR tree-optimization/40026
14957 * gimplify.c (gimplify_init_constructor): Change initial conditional
14958 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
14959 optimize_compound_literals_in_ctor.
14961 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
14963 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
14965 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
14967 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
14969 * tree-vect-data-refs.c (vect_analyze_group_access): Use
14970 HOST_WIDE_INT for gap.
14972 2009-05-11 Ira Rosen <irar@il.ibm.com>
14974 PR tree-optimization/40074
14975 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
14976 account in group size and step comparison.
14978 2009-05-11 Richard Guenther <rguenther@suse.de>
14980 * passes.c (init_optimization_passes): Strip now incorrect comment.
14981 (execute_function_todo): Do not set PROP_alias.
14982 * tree-pass.h (PROP_alias): Remove.
14983 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
14984 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
14985 * tree-nrv.c (pass_return_slot): Likewise.
14986 * tree-object-size.c (pass_object_sizes): Likewise.
14987 * tree-ssa-dom.c (pass_dominator): Likewise.
14988 (pass_phi_only_cprop): Likewise.
14989 * tree-ssa-dse.c (pass_dse): Likewise.
14990 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
14991 (pass_cselim): Likewise.
14992 * tree-ssa-pre.c (pass_pre): Likewise.
14993 (pass_fre): Likewise.
14994 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
14995 * tree-ssa-sink.c (pass_sink_code): Likewise.
14996 * tree-stdarg.c (pass_stdarg): Likewise.
14997 * tree-tailcall.c (pass_tail_calls): Likewise.
14998 * tree-vrp.c (pass_vrp): Likewise.
15000 2009-05-10 Ian Lance Taylor <iant@google.com>
15002 * basic-block.h (enum profile_status): Break out of struct
15003 control_flow_graph.
15004 * cgraph.h (struct inline_summary): Break out of struct
15006 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
15007 of struct cgraph_order_sort.
15008 * combine.c (enum undo_kind): New enum, broken out of struct undo.
15009 * cse.c (struct branch_path): Break out of struct
15010 cse_basic_block_data.
15011 * except.h (enum eh_region_type): Break out of struct eh_region.
15012 * gcc.c (enum add_del): Break out of struct modify_target.
15013 * genrecog.c (enum decision_type): Break out of struct decision_test.
15014 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
15016 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
15017 * regmove.c (enum match_use): New enum, broken out of struct match.
15018 * sched-int.h (enum post_call_group): New enum, broken out of
15020 (struct deps_reg): Break out of struct deps.
15021 * target.h (struct asm_int_op): Break out of struct gcc_target.
15022 * tree-eh.c (struct goto_queue_node): Break out of struct
15024 * tree-inline.h (enum copy_body_cge_which): Break out of
15026 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
15028 * c-decl.c (in_struct, struct_types): New static variables.
15029 (pushtag): Add loc parameter. Change all callers.
15030 (lookup_tag): Add ploc parameter. Change all callers.
15031 (check_compound_literal_type): New function.
15032 (parser_xref_tag): Add loc parameter. Change all callers. If
15033 -Wc++-compat, warn about struct/union/enum types defined within a
15035 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
15036 and loc parameters. Change all callers. Change error calls to
15037 error_at, using loc. For a redefinition, if the location of the
15038 original definition is known, report it. Set in_struct and
15039 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
15040 (finish_struct): Add new parameters enclosing_in_struct and
15041 enclosing_struct_types. Change all callers. Set
15042 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
15043 in the struct. If in a struct, add this struct to struct_types.
15044 (start_enum): Add loc parameter. Change all callers. Use
15045 error_at for errors, using loc. For a redefinition, if the
15046 location of the original definition is known, report it. If in a
15047 struct, add this enum type to struct_types. If -Wc++-compat warn
15048 if in sizeof, typeof, or alignof.
15049 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
15050 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
15051 (c_parser_enum_specifier): Get enum location for start_enum.
15052 (c_parser_struct_or_union_specifier): Get struct location for
15053 start_struct. Save in_struct and struct_types status between
15054 start_struct and finish_struct.
15055 (c_parser_cast_expression): Get location of cast.
15056 (c_parser_alignof_expression): Get location of type.
15057 (c_parser_postfix_expression): Likewise.
15058 (c_parser_postfix_expression_after_paren_type): Add type_loc
15059 parameter. Change all callers. Call check_compound_literal_type.
15060 Use type_loc for error about variable size type.
15061 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
15062 of an enum constant from an enum type defined in a struct or union.
15063 (c_cast_expr): Add loc parameter. Change all callers. If
15064 -Wc++-compat, warn about defining a type in a cast.
15065 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
15066 (start_enum, start_struct, finish_struct): Update declarations.
15067 (parser_xref_tag, c_cast_expr): Update declarations.
15068 (check_compound_literal_type): Declare.
15070 2009-05-11 Ben Elliston <bje@au.ibm.com>
15072 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
15073 for recent libcpp interface change.
15074 (rs6000_macro_to_expand): Likewise.
15076 2009-05-10 Michael Matz <matz@suse.de>
15079 * config/arm/arm.c (require_pic_register): Emit on entry edge,
15080 not at entry of function.
15082 2009-05-10 Richard Guenther <rguenther@suse.de>
15084 PR tree-optimization/40081
15086 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15087 using the main variant of the element type. Do not fiddle with
15088 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15090 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
15091 structs with volatile fields.
15093 2009-05-10 Jan Hubicka <jh@suse.cz>
15095 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
15096 (estimate_move_cost): Assert that it does not get called for
15098 (estimate_num_insns): Skip VOID types in argument handling.
15099 (optimize_inline_calls): Delete unreachable blocks and verify that
15100 callgraph is valid.
15102 2009-05-10 Jan Hubicka <jh@suse.cz>
15104 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
15105 * cgraph.c (cgraph_mark_address_taken_node): New function.
15106 (dump_cgraph_node): Dump new flag.
15107 * cgraph.h (struct cgraph_node): Add address_taken.
15108 (cgraph_mark_address_taken_node): New function.
15109 * ipa.c (cgraph_postorder): Prioritize functions with address taken
15110 since new direct calls can be born.
15112 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15114 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
15115 tok->val.node.node.
15117 2009-05-10 Jan Hubicka <jh@suse.cz>
15119 PR middle-end/40084
15120 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
15122 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
15123 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
15124 * tree-inline.c (copy_bb): Set frequency correctly.
15125 (fold_marked_statements): Update call to
15126 cgraph_update_edges_for_call_stmt.
15128 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15130 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
15131 identifiers in diagnostics.
15132 * config/arm/arm.c (arm_handle_fndecl_attribute,
15133 arm_handle_isr_attribute): Likewise.
15134 * config/avr/avr.c (avr_handle_progmem_attribute,
15135 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
15136 * config/bfin/bfin.c (handle_int_attribute,
15137 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
15138 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
15139 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
15141 * config/darwin.c (darwin_handle_kext_attribute,
15142 darwin_handle_weak_import_attribute): Likewise.
15143 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
15144 h8300_handle_eightbit_data_attribute,
15145 h8300_handle_tiny_data_attribute): Likewise.
15146 * config/i386/i386.c (ix86_handle_cconv_attribute,
15147 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
15148 * config/i386/winnt.c (ix86_handle_shared_attribute,
15149 ix86_handle_selectany_attribute): Likewise.
15150 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
15151 * config/m32c/m32c.c (function_vector_handler): Likewise.
15152 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
15153 m68hc11_handle_fntype_attribute): Likewise.
15154 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
15155 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
15156 * config/mips/mips.c (mips_insert_attributes,
15157 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
15158 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
15159 rs6000_handle_struct_attribute): Likewise.
15160 * config/sh/sh.c (sh_insert_attributes,
15161 sh_handle_resbank_handler_attribute,
15162 sh_handle_interrupt_handler_attribute,
15163 sh2a_handle_function_vector_handler_attribute,
15164 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
15166 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
15167 * config/spu/spu.c (spu_handle_fndecl_attribute,
15168 spu_handle_vector_attribute): Likewise.
15169 * config/stormy16/stormy16.c
15170 (xstormy16_handle_interrupt_attribute): Likewise.
15171 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
15172 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
15174 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15176 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
15177 (pp_translate_identifiers): New.
15178 (pp_identifier): Only conditionally translate identifier to locale
15180 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
15181 (pp_base_tree_identifier): Only conditionally translate identifier
15182 to locale character set.
15183 * c-pretty-print.c (M_): Define.
15184 (pp_c_type_specifier, pp_c_primary_expression): Mark English
15185 fragments for conditional translation with M_.
15186 * tree-pretty-print.c (maybe_init_pretty_print): Disable
15187 identifier translation.
15189 2009-05-10 Richard Guenther <rguenther@suse.de>
15191 PR tree-optimization/40081
15192 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15193 using the main variant of the element type. Do not fiddle with
15194 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15196 2009-05-09 Jan Hubicka <jh@suse.cz>
15198 PR middle-end/40080
15199 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
15200 indirect calls; verify cgraph afterwards.
15202 2009-05-09 Jan Hubicka <jh@suse.cz>
15205 * ipa.c (update_inlined_to_pointer): New function.
15206 (cgraph_remove_unreachable_nodes): Use it.
15208 2009-05-09 Jan Hubicka <jh@suse.cz>
15210 * tree-eh.c (struct leh_state): Remove prev_try.
15211 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
15212 not track prev_try.
15213 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
15214 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
15215 remove_eh_handler_and_replace, foreach_reachable_handler,
15216 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
15217 * except.h (struct eh_region): Remove eh_region_u_cleanup.
15218 (gen_eh_region_cleanup): Update prototype.
15220 2009-05-09 Jan Hubicka <jh@suse.cz>
15222 PR middle-end/40043
15223 * except.c (copy_eh_region): Always set prev_try.
15224 (redirect_eh_edge_to_label): Find outer try.
15225 (foreach_reachable_handler): When looking for prev try
15226 handle case where previous try is not going to be taken.
15228 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
15230 PR tree-optimization/40049
15231 * tree-vect-stmts.c (vectorizable_operation): If the machine has
15232 only vector/vector shifts, convert the type of the constant to the
15233 appropriate type to avoid building incorrect trees, which
15234 eventually have problems with garbage collection.
15236 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15238 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
15239 -1 for complex floating-point types if honoring signed zeros.
15241 2009-05-08 Jan Hubicka <jh@suse.cz>
15243 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
15244 argument; handle correctly when profile is absent.
15245 (build_cgraph_edges): Update.
15246 (rebuild_cgraph_edges): Update.
15247 * cgraph.c: Do not include varray.h.
15248 (cgraph_set_call_stmt_including_clones): New function.
15249 (cgraph_create_edge_including_clones): Likewise
15250 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
15251 (cgraph_update_edges_for_call_stmt): Handle clones.
15252 (cgraph_remove_node): Handle clone tree.
15253 (cgraph_remove_node_and_inline_clones): New function.
15254 (dump_cgraph_node): Dump clone tree.
15255 (cgraph_clone_node): Handle clone tree.
15256 (clone_function_name): Bring here from tree-inline.c.
15257 (cgraph_create_virtual_clone): New function.
15258 * cgraph.h (ipa_replace_map): Move here from ipa.h.
15259 (cgraph_clone_info): New function.
15260 (strut cgraph_node): Add clone_info and new clone tree pointers.
15261 (cgraph_remove_node_and_inline_clones,
15262 cgraph_set_call_stmt_including_clones,
15263 cgraph_create_edge_including_clones,
15264 cgraph_create_virtual_clone): Declare.
15265 (cgraph_function_versioning): Use VEC argument.
15266 (compute_call_stmt_bb_frequency): Update prototype.
15267 (cgraph_materialize_all_clones): New function.
15268 * ipa-cp.c (ipcp_update_cloned_node): Remove.
15269 (ipcp_create_replace_map): Update to VECtors.
15270 (ipcp_update_callgraph): Use virtual clones.
15271 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
15272 (ipcp_update_profiling): Do not update local profiling.
15273 (ipcp_insert_stage): Use VECtors and virtual clones.
15274 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
15275 (clone_of_p): New function.
15276 (cgraph_preserve_function_body_p): Use clone tree.
15277 (cgraph_optimize): Materialize clones.
15278 (cgraph_function_versioning): Update for VECtors.
15279 (save_inline_function_body): Use clone tree.
15280 (cgraph_materialize_clone): New function.
15281 (cgraph_materialize_all_clones): Likewise.
15282 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
15283 * ipa.c: Include gimple.h.
15284 (cgraph_remove_unreachable_nodes): Use clone tree.
15285 * ipa-prop.c (ipa_note_param_call): Update call to
15286 compute_call_stmt_bb_frequencycall.
15287 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
15288 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
15289 (copy_bb): Handle updating of clone tree; add new edge when new call
15291 (expand_call_inline): Be strict about every call having edge.
15292 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
15293 (delete_unreachable_blocks_update_callgraph): New function.
15294 (tree_function_versioning): Use VECtors; always remove unreachable
15295 blocks and fold conditionals.
15296 * tree-inline.h: Do not include varray.h.
15297 (tree_function_versioning): Remove.
15298 * Makefile.in (GTFILES): Remove tree-inline.c
15299 * passes.c (do_per_function): Do only functions having body.
15300 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
15303 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
15304 Andrew Morrow <acm@google.com>
15307 * c-common.c (c_common_attribute_table): Permit deprecated
15308 attribute to take an optional argument.
15309 (handle_deprecated_attribute): If the optional argument to
15310 __attribute__((deprecated)) is not a string ignore the attribute
15311 and emit a warning.
15313 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
15314 * c-typeck.c (build_component_ref): Likewise.
15315 (build_external_ref): Likewise.
15317 * toplev.c (warn_deprecated_use): Add an attribute argument.
15318 Emit the message associated with __attribute__((deprecated)).
15320 * toplev.h (warn_deprecated_use): Updated.
15322 * doc/extend.texi: Document new optional parameter to
15323 __attribute__((deprecated))
15325 2009-05-08 Michael Eager <eager@eagercon.com>
15327 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
15328 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
15330 2009-05-08 Richard Guenther <rguenther@suse.de>
15332 PR tree-optimization/40062
15333 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
15334 Avoid exponential behavior.
15336 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15338 PR rtl-optimization/33928
15340 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
15341 process_uses, build_single_def_use_links): New.
15342 (update_df): Update use_def_ref.
15343 (forward_propagate_into): Use get_def_for_use instead of use-def
15345 (fwprop_init): Call build_single_def_use_links and let it initialize
15347 (fwprop_done): Free use_def_ref.
15348 (fwprop_addr): Eliminate duplicate call to df_set_flags.
15349 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
15350 df_rd_simulate_one_insn): New.
15351 (df_rd_bb_local_compute_process_def): Update head comment.
15352 (df_chain_create_bb): Use the new RD simulation functions.
15353 * df.h (df_rd_simulate_artificial_defs_at_top,
15354 df_rd_simulate_one_insn): New.
15355 * opts.c (decode_options): Enable fwprop at -O1.
15356 * doc/invoke.texi (-fforward-propagate): Document this.
15358 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15361 * c-typeck.c (build_binary_op): Handle arithmetic between one real
15362 and one complex operand specially.
15363 * tree-complex.c (some_nonzerop): Do not identify a real value as
15364 zero if flag_signed_zeros.
15366 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15368 PR rtl-optimization/33928
15369 * loop-invariant.c (record_use): Fix && vs. || mishap.
15371 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15373 PR rtl-optimization/33928
15374 * loop-invariant.c (struct use): Add addr_use_p.
15375 (struct def): Add n_addr_uses.
15376 (struct invariant): Add cheap_address.
15377 (create_new_invariant): Set cheap_address.
15378 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
15379 (record_uses): Pass df_ref to record_use.
15380 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
15383 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15385 * config/sh/sh.c: Do not include c-pragma.h.
15387 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
15389 * config/spu/spu.c: Remove include of c-common.h.
15391 2009-05-07 Janis Johnson <janis187@us.ibm.com>
15394 * c-common.h (mark_valid_location_for_stdc_pragma,
15395 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
15396 clear_float_const_decimal64, float_const_decimal64_p): New.
15397 * c.opt (Wunsuffixed-float-constants): New.
15398 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
15399 unsuffixed float constant, handle new warning.
15400 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
15401 * c-decl.c (c_scope): New flag float_const_decimal64.
15402 (set_float_const_decimal64, clear_float_const_decimal64,
15403 float_const_decimal64_p): New.
15404 (push_scope): Set new flag.
15405 * c-parser.c (c_parser_translation_unit): Mark when it's valid
15406 to use STDC pragmas.
15407 (c_parser_external_declaration): Ditto.
15408 (c_parser_compound_statement_nostart): Ditto.
15409 * c-pragma.c (valid_location_for_stdc_pragma,
15410 mark_valid_location_for_stdc_pragma,
15411 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
15412 handle_pragma_float_const_decimal64): New.
15413 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
15414 * cp/semantics.c (valid_location_for_stdc_pragma_p,
15415 set_float_const_decimal64, clear_float_const_decimal64,
15416 float_const_decimal64_p): New dummy functions.
15417 * doc/extend.texi (Decimal Float): Remove statement that the
15418 pragma, and suffix for double constants, are not supported.
15419 * doc/invoke.texi (Warning Options): List new option.
15420 (-Wunsuffixed-float-constants): New.
15422 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
15424 * config/i386/i386.c: Do not include c-common.h.
15426 2009-05-07 Mark Heffernan <meheff@google.com>
15428 * doc/invoke.texi (Debugging Options): Document change of debugging
15430 * opts.c (decode_options): Make dump_base_name relative to
15431 aux_base_name directory.
15433 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15435 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
15436 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
15438 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
15440 * Makefile.in (install-plugin): Simplify a bit.
15442 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
15444 * Makefile.in (OBJS-common): Add regcprop.o.
15446 * timevar.def (TV_CPROP_REGISTERS): New.
15447 * regrename.c (regrename_optimize): Return 0.
15448 (rest_of_handle_regrename): Delete.
15449 (pass_rename_registers): Point to regrename_optimize.
15450 (struct value_data_entry, struct value_data,
15451 kill_value_one_regno, kill_value_regno, kill_value,
15452 set_value_regno, init_value_data, kill_clobbered_value,
15453 kill_set_value, kill_autoinc_value, copy_value,
15454 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
15455 replace_oldest_value_reg, replace_oldest_value_addr,
15456 replace_oldest_value_mem, copyprop_hardreg_forward_1,
15457 debug_value_data, validate_value_data): Move...
15458 * regcprop.c: ... here.
15459 (rest_of_handle_cprop): Delete.
15460 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
15462 2009-05-07 Jakub Jelinek <jakub@redhat.com>
15464 PR middle-end/40057
15465 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
15466 GEN_INT for 1 << bitnum.
15467 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
15468 build_int_cst_type.
15470 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
15472 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
15473 Remove wrong description of "nand" operation.
15475 2009-05-06 Richard Guenther <rguenther@suse.de>
15476 Adam Nemet <anemet@caviumnetworks.com>
15478 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
15479 comment. Add that if LHS is not a gimple register, then RHS1 has
15480 to be a single object (GIMPLE_SINGLE_RHS).
15482 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
15484 * expr.c (get_def_for_expr): Move it up in the file.
15485 (store_field): When expanding a bit-field store, look at the
15486 defining gimple stmt for the masking conversion.
15488 2009-05-06 Janis Johnson <janis187@us.ibm.com>
15490 PR middle-end/39986
15491 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
15492 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
15493 32-bit memcpy into long.
15495 2009-05-06 Jakub Jelinek <jakub@redhat.com>
15497 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
15498 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
15500 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
15501 instead of appending DW_OP_deref*.
15503 2009-05-06 Michael Matz <matz@suse.de>
15505 PR middle-end/40021
15506 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
15507 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
15509 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
15511 * Makefile.in (install-plugin): Fix srcdir handling.
15513 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
15515 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
15516 when processing for not_regs_needed bitmap.
15517 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
15518 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
15519 handling it for rhs.
15521 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15523 * config/i386/i386.md (unnamed inc/dec peephole): Use
15524 optimize_insn_for_size_p instead of optimize_size.
15525 * config/i386/predicates.md (incdec_operand): Likewise.
15526 (aligned_operand): Likewise.
15527 * config/i386/sse.md (divv8sf3): Likewise.
15528 (sqrtv8sf2): Likewise.
15530 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15532 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
15534 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
15536 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15538 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
15539 ssemodesuffixf2c with avxmodesuffixf2c.
15541 2009-05-06 Joseph Myers <joseph@codesourcery.com>
15544 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
15546 2009-05-05 Jakub Jelinek <jakub@redhat.com>
15548 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
15549 (struct tree_base): Adjust spacing for 8 bit boundaries.
15550 (struct tree_decl_common): Add decl_by_reference_flag bit.
15551 (DECL_BY_REFERENCE): Adjust.
15552 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
15553 print DECL_BY_REFERENCE bit.
15554 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
15555 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
15556 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
15557 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
15560 PR middle-end/39666
15561 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
15562 range of the type, but default label is missing, add it with one
15563 of the existing labels instead of adding a new label for it.
15565 2009-05-05 Joseph Myers <joseph@codesourcery.com>
15569 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
15571 * Makefile.in (enable_plugin, plugin_includedir): New.
15572 (install): Depend on install-plugin.
15573 (PLUGIN_HEADERS): New.
15574 (install-plugin): New.
15575 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
15577 2009-05-05 Richard Guenther <rguenther@suse.de>
15579 PR tree-optimization/40022
15580 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
15582 (phivn_valid_p): Fix tuplification error, simplify.
15583 (phiprop_insert_phi): Add dumps.
15584 (propagate_with_phi): Simplify.
15586 2009-05-05 Richard Guenther <rguenther@suse.de>
15588 PR middle-end/40023
15589 * builtins.c (gimplify_va_arg_expr): Properly build the address.
15591 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
15593 * tree.h (strip_float_extensions): Remove duplicate declaration.
15594 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
15595 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
15596 block_ultimate_origin): Rearrange the declarations line to match the
15597 comment that indicates the .c file which the functions are defined.
15598 (dwarf2out_*, set_decl_rtl): Add comment.
15599 (get_base_address): Adjust comment.
15600 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
15601 declarations line and add comment.
15602 (is_builtin_name): Add blank after function name, for clarity.
15604 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15606 * attribs.c (decl_attributes): Use %qE for identifiers in
15608 * cgraphunit.c (verify_cgraph_node): Translate function names to
15609 locale character set in diagnostics.
15610 * coverage.c (get_coverage_counts): Use %qE for identifiers in
15612 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
15613 Document that functions are named in UTF-8.
15614 * expr.c (expand_expr_real_1): Translate function names to locale
15615 character set in diagnostics.
15616 * gimplify.c (omp_notice_variable, omp_is_private,
15617 gimplify_scan_omp_clauses): Use %qE for identifiers in
15619 * langhooks.c (lhd_print_error_function): Translate function names
15620 to locale character set.
15621 * langhooks.h (decl_printable_name): Document that return value is
15622 in internal character set.
15623 * stmt.c: Include pretty-print.h
15624 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
15626 (resolve_operand_name_1): Translate named operand name to locale
15628 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
15630 * toplev.c (announce_function): Translate function names to locale
15632 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
15633 (default_tree_printer): Use pp_identifier or translate identifiers
15634 to locale character set. Mark "<anonymous>" for translation.
15635 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
15636 for identifiers in diagnostics.
15637 * tree.c (handle_dll_attribute): Use %qE for identifiers in
15639 * varasm.c (output_constructor): Use %qE for identifiers in
15642 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
15644 * configure.ac: use ` ` instead of $()
15645 * configure: Regenerate.
15647 2009-05-05 Ben Elliston <bje@au.ibm.com>
15649 * config/pa/linux-atomic.c: Eliminate conditional include of
15650 errno.h on non-LP64 systems to simplify build requirements.
15652 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15654 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
15656 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
15657 and pass value to identifier_to_locale.
15658 (warn_variable_length_array): Make name a tree.
15659 (grokdeclarator): Separate diagnostic texts for named and unnamed
15660 declarators. Use %qE for named declarators.
15661 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
15663 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
15664 identifiers in diagnostics.
15665 * c-typeck.c (push_member_name, start_init): Pass identifiers to
15666 identifier_to_locale. Mark "anonymous" strings for translation.
15668 2009-05-04 Michael Eager <eager@eagercon.com>
15670 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
15671 address for DImode/DFmode only if double-precision FP regs.
15673 2009-05-04 Michael Eager <eager@eagercon.com>
15675 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
15676 TARGET_SINGLE_FLOAT check.
15678 2009-05-04 Michael Eager <eager@eagercon.com>
15680 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
15682 2009-05-04 Michael Eager <eager@eagercon.com>
15684 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
15685 * config/rs6000/t-xilinx: New
15687 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
15689 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
15690 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
15691 * gcc/explow.c (memory_address): Use target hook.
15692 * gcc/targhooks.c (default_legitimize_address): New.
15693 * gcc/targhooks.h (default_legitimize_address): New.
15694 * gcc/target.h (legitimize_address): New.
15695 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
15696 (TARGET_INITIALIZER): Include it.
15697 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
15699 * config/bfin/bfin-protos.h (legitimize_address): Remove.
15700 * config/bfin/bfin.c (legitimize_address): Remove.
15701 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
15702 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
15704 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
15705 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
15707 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
15708 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
15709 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
15710 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
15711 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
15712 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
15713 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
15714 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
15715 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
15716 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
15717 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
15718 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
15719 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
15720 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
15721 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
15722 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
15723 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
15724 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
15725 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
15726 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
15727 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
15728 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
15729 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
15731 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
15732 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
15733 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
15734 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
15735 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
15736 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
15737 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
15738 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
15739 (thumb_legitimize_address): Delete.
15740 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
15741 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
15742 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
15743 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
15744 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
15745 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
15747 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
15750 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
15751 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
15752 * config/m32r/m32r.c (m32r_legitimize_address): New.
15753 * config/m68k/m68k.c (m68k_legitimize_address): New.
15754 * config/score/score.c (score_legitimize_address): Standardize.
15755 * config/score/score3.c (score3_legitimize_address): Standardize.
15756 * config/score/score3.h (score3_legitimize_address): Adjust.
15757 * config/score/score7.c (score7_legitimize_address): Standardize.
15758 * config/score/score7.h (score7_legitimize_address): Adjust.
15759 * config/sh/sh.c (sh_legitimize_address): New.
15760 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
15762 * gcc/config/s390/s390.c (legitimize_address): Rename to...
15763 (s390_legitimize_address): ... this.
15764 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
15765 (sparc_legitimize_address): ... this.
15766 * gcc/config/i386/i386.c (legitimize_address): Rename to...
15767 (ix86_legitimize_address): ... this.
15768 * gcc/config/avr/avr.c (legitimize_address): Rename to...
15769 (avr_legitimize_address): ... this.
15770 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
15771 (mn10300_legitimize_address): ... this.
15772 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
15773 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
15774 (alpha_expand_mov): Adjust call.
15776 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
15777 * config/spu/spu.c (spu_legitimize_address): Likewise.
15778 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
15779 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
15781 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15783 * intl.c (locale_encoding, locale_utf8): New.
15784 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
15785 * intl.h (locale_encoding, locale_utf8): Declare.
15786 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
15787 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
15789 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
15791 (pp_tree_identifier): Define to call pp_base_tree_identifier.
15792 (pp_base_tree_identifier): Declare as function.
15793 (identifier_to_locale): Declare.
15794 * Makefile.in (pretty-print.o): Update dependencies.
15795 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
15797 2009-05-04 Richard Guenther <rguenther@suse.de>
15799 PR middle-end/40015
15800 * builtins.c (fold_builtin_memory_op): Do not decay to element
15801 type if the size matches the whole array.
15803 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15805 * expmed.c (synth_mult): When trying out a shift, pass the result
15808 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15810 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
15811 (shiftsub1_cost): New.
15812 (init_expmed): Compute shiftsub1_cost.
15813 (synth_mult): Optimize multiplications by constants of the form
15814 -(2^^m-1) for some constant positive integer m.
15816 2009-05-03 Richard Guenther <rguenther@suse.de>
15819 * c-typeck.c (array_to_pointer_conversion): Do not built
15820 ADDR_EXPRs of arrays of pointer-to-element type.
15821 * c-gimplify.c (c_gimplify_expr): Revert change fixing
15822 up wrong ADDR_EXPRs after-the-fact.
15823 * c-common.c (strict_aliasing_warning): Strip pointer
15824 conversions for obtaining the original type.
15825 * builtins.c (fold_builtin_memset): Handle array types.
15826 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
15829 2009-05-03 Richard Guenther <rguenther@suse.de>
15831 PR middle-end/23329
15832 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
15833 Do not lose casts from array types with unknown extent to array
15834 types with known extent.
15835 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
15836 alias set compatibility.
15838 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
15840 * flags.h (extra_warnings): Delete.
15841 * toplev.c (process_options): Handle Wuninitialized here.
15842 * opts.c (extra_warnings): Delete.
15843 (set_Wextra): Delete.
15844 (common_handle_option): -Wextra can be handled automatically.
15845 * c-opts.c (c_common_handle_option): Delete obsolete code.
15846 (c_common_post_options): Simplify comment.
15847 * common.opt (W): Add Var.
15849 (Wuninitialized): Initialize to -1.
15851 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
15852 Richard Guenther <rguenther@suse.de>
15854 * expr.c (get_def_for_expr): New function.
15855 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
15856 SSA rather than trees.
15857 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
15858 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
15860 2009-05-03 Joseph Myers <joseph@codesourcery.com>
15862 * c-common.c (reswords): Add _Imaginary.
15863 * c-common.c (enum rid): Add RID_IMAGINARY.
15865 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
15867 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
15868 Patch by Richard Guenther.
15870 2009-05-03 Anatoly Sokolov <aesok@post.ru>
15872 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
15873 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
15874 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
15875 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
15876 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
15877 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
15878 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
15879 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
15880 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
15881 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
15882 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
15883 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
15884 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
15885 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
15886 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
15887 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
15888 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
15889 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
15891 2009-05-02 Richard Guenther <rguenther@suse.de>
15893 PR tree-optimization/39940
15894 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
15897 2009-05-02 Richard Guenther <rguenther@suse.de>
15899 PR middle-end/40001
15900 * tree-ssa.c (execute_update_addresses_taken): Properly check
15901 if we can mark a variable DECL_GIMPLE_REG_P.
15902 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
15903 back to the end of the function.
15904 (is_gimple_reg_type): Remove complex type special casing.
15905 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
15908 2009-05-02 Ben Elliston <bje@au.ibm.com>
15910 * doc/collect2.texi (Collect2): Document search path behaviour
15911 when configured with --with-ld.
15913 2009-05-02 Jan Hubicka <jh@suse.cz>
15915 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
15916 parameter; update callers.
15917 (coalesce_cost_edge): EH edges are costier because they needs
15918 splitting even if not critical and even more costier when there are
15919 multiple EH predecestors.
15921 2009-05-02 Jan Hubicka <jh@suse.cz>
15923 * except.c (remove_eh_handler_and_replace): Handle updating after
15924 removing TRY blocks.
15926 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
15928 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
15930 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
15932 * varasm.c: Do not include c-pragma.h.
15933 * attribs.c: Do not incude c-common.h.
15935 2009-05-01 Michael Matz <matz@suse.de>
15937 * calls.c (initialize_argument_information): Handle SSA names like
15938 decls with a non MEM_P DECL_RTL.
15940 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15942 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
15943 * ipa-utils.c: Likewise.
15944 * ipa-type-escape.c: Likewise.
15945 * cgraphunit.c Do not include c-common.h.
15946 * ipa-pure-const.c: Likewise.
15947 * tree-if-conv.c: Likewise.
15948 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
15949 * ipa-struct-reorg.c: Likewise.
15950 * tree-nomudflap.c: Likewise.
15951 * tree-ssa-structalias.c: Likewise.
15953 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15955 * store-motion.c: Many cleanups to make this pass a first-class
15956 citizen instead of an appendix to gcse load motion. Add TODO list
15957 to make this pass faster/cleaner/better.
15959 (struct ls_expr): Post gcse.c-split cleanups.
15960 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
15961 "stores" field to "avail_stores".
15962 (pre_ldst_mems): Rename to store_motion_mems.
15963 (pre_ldst_table): Rename to store_motion_mems_table.
15964 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
15965 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
15966 (ldst_entry): Rename to st_expr_entry, update users.
15967 (free_ldst_entry): Rename to free_st_expr_entry, update users.
15968 (free_ldst_mems): Rename to free_store_motion_mems, update users.
15969 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
15971 (first_ls_expr): Rename to first_st_expr, update users.
15972 (next_ls_expr): Rename to next_st_expr, update users.
15973 (print_ldst_list): Rename to print_store_motion_mems. Print names of
15974 fields properly for store motion instead of names inherited from load
15976 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
15977 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
15980 (ae_kill): Rename to st_kill, update users.
15981 (ae_gen): Rename to st_avloc, update users.
15982 (transp): Rename to st_transp, update users.
15983 (pre_insert_map): Rename to st_insert_map, update users.
15984 (pre_delete_map): Rename to st_delete_map, update users.
15985 (insert_store, build_store_vectors, free_store_memory,
15986 one_store_motion_pass): Update for abovementioned changes.
15988 (gcse_subst_count, gcse_create_count): Remove.
15989 (one_store_motion_pass): New statistics counters "n_stores_deleted"
15990 and "n_stores_created", local variables.
15992 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
15995 (regvec, compute_store_table_current_insn): Remove.
15996 (reg_set_info, reg_clear_last_set): Remove.
15997 (compute_store_table): Use DF caches instead of local dataflow
16000 2009-05-01 Joseph Myers <joseph@codesourcery.com>
16002 * c-objc-common.c (c_tree_printer): Print identifiers with
16003 pp_identifier, not pp_string. Mark "({anonymous})" for
16005 * c-pretty-print.c (pp_c_ws_string): New.
16006 (pp_c_cv_qualifier, pp_c_type_specifier,
16007 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
16008 pp_c_storage_class_specifier, pp_c_function_specifier,
16009 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
16010 pp_c_primary_expression, pp_c_postfix_expression,
16011 pp_c_unary_expression, pp_c_shift_expression,
16012 pp_c_relational_expression, pp_c_equality_expression,
16013 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
16014 use pp_string and pp_c_ws_string in place of pp_identifier and
16015 pp_c_identifier for non-identifiers. Mark English strings for
16017 * c-pretty-print.h (pp_c_ws_string): Declare.
16019 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
16020 Roland McGrath <roland@redhat.com>
16022 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
16023 (ENABLE_LD_BUILDID): New configuration option.
16024 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
16025 (LINK_BUILDID_SPEC): New macro.
16026 (init_spec): If defined, prepend it between LINK_EH_SPEC and
16028 * doc/install.texi: Document --enable-linker-build-id option.
16029 * configure: Rebuild.
16030 * config.in: Rebuild.
16032 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
16034 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
16035 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
16036 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
16037 MIPS_GP_SAVE_AREA_SIZE.
16038 * config/mips/mips.c (struct mips_frame_info): Update comment
16039 before arg_pointer_offset and hard_frame_pointer_offset.
16040 (mips_compute_frame_info): Update diagram before function: to
16041 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
16042 indicate the position of frame_pointer_rtx with -fstack-protector and
16043 to show args_size. Don't allocate cprestore area for leaf functions
16044 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
16046 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
16048 2009-04-30 Michael Matz <matz@suse.de>
16050 PR tree-optimization/39955
16051 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
16053 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
16055 * ira.c (setup_cover_and_important_classes): Use safe macro
16056 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
16058 * genpreds.c (write_tm_preds_h): Output suitable definition of
16059 REG_CLASS_FOR_CONSTRAINT.
16061 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16063 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
16065 * bitmap.c (bitmap_descriptor): Likewise.
16066 * ggc-common.c (loc_descriptor): Likewise.
16067 * varray.c (varray_descriptor): Likewise.
16068 * vec.c (vec_descriptor): Likewise.
16070 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
16072 * Makefile.in (dce.o): Add $(EXCEPT_H).
16073 * dce.c: Include except.h and delete redundant vector definitions.
16074 (deletable_insn_p): Return false for non-call insns that can throw
16077 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
16079 * gcse.c (ae_gen): Remove.
16080 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
16081 and make non-static function to make it available in store-motion.c.
16082 Update call sites with search-and-replace.
16083 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
16084 extract_mentioned_regs, extract_mentioned_regs_helper,
16085 find_moveable_store, compute_store_table, load_kills_store, find_loads,
16086 store_killed_in_insn, store_killed_after, store_killed_before,
16087 build_store_vectors, insert_insn_start_basic_block, insert-store,
16088 remove_reachable_equiv_notes, replace_store_insn, delete_store,
16089 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
16090 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
16091 * store-motion.c: ...new file. Also copy data structures from gcse.c
16092 and clean up to remove parts not used by store motion.
16093 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
16094 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
16096 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16099 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
16100 when optimizing for size.
16102 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
16104 * gcse.c (gcse_constant_p): Fix typo in last change.
16106 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16108 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
16110 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
16112 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
16114 2009-04-29 James E. Wilson <wilson@codesourcery.com>
16116 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
16117 CONST_HIGH_PART result.
16119 2009-04-29 Anatoly Sokolov <aesok@post.ru>
16121 * config/avr/avr.c (initial_elimination_offset): Rename to
16122 avr_initial_elimination_offset.
16123 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
16124 change return type to bool.
16125 (avr_can_eliminate): New function.
16126 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
16127 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
16128 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
16129 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
16130 avr_initial_elimination_offset.
16131 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
16132 (avr_initial_elimination_offset): Define.
16134 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
16135 Steven Bosscher <steven@gcc.gnu.org>
16137 PR rtl-optimization/39938
16138 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
16139 * cfgrtl.c: Include insn-attr.h.
16140 (rest_of_pass_free_cfg): New function.
16141 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
16142 * resource.c (init_resource_info): Remove call to df_analyze.
16144 2009-04-29 Richard Guenther <rguenther@suse.de>
16147 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
16148 allow conversion to signed integers.
16150 2009-04-29 Richard Guenther <rguenther@suse.de>
16152 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
16153 shifts of floating point vectors if the shift amount is
16154 a constant multiple of the element size.
16156 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
16157 Michael Matz <matz@suse.de>
16159 PR middle-end/39927
16161 * tree-outof-ssa.c (emit_partition_copy): New function.
16162 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
16163 insert_part_to_rtx_on_edge): Perform the partition base var
16164 copy using emit_partition_copy.
16165 (insert_value_copy_on_edge): Convert constants to the right mode.
16166 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
16167 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
16169 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16171 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
16172 scan backwards to try to find a constant to initialize it.
16174 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
16175 insn before the loop_end instruction, don't look past labels.
16177 2009-04-29 Richard Guenther <rguenther@suse.de>
16179 PR middle-end/39937
16180 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
16181 loose type conversions.
16182 (forward_propagate_addr_expr): Fix tuplification bug. Remove
16183 stmts only if there are no uses of its definition.
16185 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16187 * config/bfin/bfin.h (splitting_loops): Declare.
16188 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
16189 Reorder bit definitions to be ascending.
16190 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
16191 * config/bfin/bfin.c (splitting_loops): New variable.
16192 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
16193 (struct loop_info): Remove members INIT and LOOP_INIT.
16194 (bfin_optimize_loop): Don't set them. Reorder the code that generates
16195 the LSETUP sequence. Allow LC to be loaded from any register, but
16196 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
16197 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
16199 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
16200 of reload_completed.
16203 * config/bfin/bfin.md (movsi_insn): Refine constraints.
16205 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
16207 * Makefile.in (PLUGIN_VERSION_H): New.
16208 (OBJS-common): Remove plugin-version.o.
16209 (plugin.o): Depend on (PLUGIN_VERSION_H).
16210 (plugin-version.o): Remove.
16211 * configure: Regenerate
16212 * configure.ac: Create plugin-version.h.
16213 * gcc-plugin.h (plugin_gcc_version): Remove.
16214 (plugin_default_version_check): Change signature.
16215 * plugin-version.c: Remove.
16216 * plugin.c: Include plugin-version.h.
16217 (str_plugin_gcc_version_name): Remove.
16218 (try_init_one_plugin): Pass gcc version to plugin_init.
16219 (plugin_default_version_check): Both gcc and plugin versions are now
16222 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16224 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
16225 problematic last insns. Test for TYPE_CALL rather than CALL_P.
16226 Remove special case testing for last insn of inner loops. Don't fail
16227 if the loop ends with a jump, emit an extra nop instead.
16229 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
16230 DREGS rather than comparing directly. Remove code that tries to
16231 account for latencies.
16233 2009-04-29 Richard Guenther <rguenther@suse.de>
16235 PR tree-optimization/39941
16236 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
16237 eliminating an indirect call.
16239 2009-04-29 Richard Guenther <rguenther@suse.de>
16241 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
16242 parameter. Allow invariants as base if !require_lvalue.
16243 (verify_gimple_assign_single): Adjust.
16245 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16247 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
16248 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
16249 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
16250 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
16251 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
16253 * config/bfin/bfin.c (bfin_expand_builtin,
16254 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
16256 2009-04-28 Richard Guenther <rguenther@suse.de>
16258 * tree-vect-loop.c (get_initial_def_for_induction): Use
16259 correct types for pointer increment.
16261 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16263 * toplev.c (print_version): Update GMP version string calculation.
16265 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
16267 PR rtl-optimization/39938
16268 * resource.c (init_resource_info): Add call to df_analyze.
16270 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16272 * config/alpha/alpha.md (usegp): Cast the result of
16273 alpha_find_lo_sum_using_gp to enum attr_usegp.
16274 * config/alpha/alpha.c (override_options): Remove end-of-structure
16275 marker element from cpu_table. Use array size of cpu_table to handle
16276 -mcpu and -mtune options.
16277 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
16279 2009-04-28 Joseph Myers <joseph@codesourcery.com>
16281 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
16282 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
16283 tune_32 and tune_64.
16284 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16285 support on PowerPC.
16286 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
16287 * config/rs6000/option-defaults.h: ... here. New file.
16288 (OPT_64, OPT_32): Define.
16289 (MASK_64BIT): Define to 0 if not already defined.
16290 (OPT_ARCH64, OPT_ARCH32): Define.
16291 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
16294 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16296 * config/arm/arm.c (arm_override_options): Emit error on using
16299 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16301 PR rtl-optimization/39914
16302 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16303 registers for allocnos created from user-defined variables only
16304 when not optimizing.
16306 2009-04-28 Richard Guenther <rguenther@suse.de>
16308 PR middle-end/39937
16309 * fold-const.c (fold_binary): Use distribute_real_division only
16312 2009-04-28 Steve Ellcey <sje@cup.hp.com>
16314 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
16315 add hpux-stdint.h to tm_file.
16316 (hppa[12]*-*-hpux11*): Ditto.
16317 (ia64*-*-hpux*): Ditto.
16318 * config/hpux-stdint.h: New.
16319 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
16320 __STDC_EXT__ for all compiles.
16321 * config/pa/pa-hpux.h: Ditto.
16322 * config/pa/pa-hpux10.h: Ditto.
16323 * config/pa/pa-hpux11.h: Ditto.
16325 2009-04-28 Catherine Moore <clm@codesourcery.com>
16327 * debug.h (set_name): Add comment.
16329 2009-04-28 Andrew Pinski <pinskia@gmail.com>
16332 * config/darwin.c (machopic_gen_offset): Check
16333 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
16334 * config/arm/arm.c (require_pic_register): Likewise.
16336 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
16338 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
16339 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
16340 m32c_promote_prototypes): Delete.
16342 2009-04-28 Michael Matz <matz@suse.de>
16344 PR middle-end/39922
16345 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
16348 2009-04-28 Richard Guenther <rguenther@suse.de>
16350 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
16352 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16354 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
16355 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
16356 * config/arm/arm-tune.md: Regenerate.
16358 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
16360 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
16361 block if there are complex incoming edges.
16362 (sel_merge_blocks): Remove useless assert.
16363 (sel_redirect_edge_and_branch): Check that edge was redirected.
16364 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
16365 (sel_find_rgns): Delete declaration.
16366 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
16367 the region when it is not a preheader.
16369 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16372 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
16374 2009-04-28 Richard Guenther <rguenther@suse.de>
16376 * tree.h (SSA_NAME_VALUE): Remove.
16377 (struct tree_ssa_name): Remove value_handle member.
16378 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
16379 array for jump threading.
16380 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
16382 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
16383 * tree-flow.h (threadedge_initialize_values): Declare.
16384 (threadedge_finalize_values): Likewise.
16385 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
16386 (SSA_NAME_VALUE): Define.
16387 (threadedge_initialize_values): New function.
16388 (threadedge_finalize_values): Likewise.
16389 * tree-ssa-dom.c (ssa_name_values): New global variable.
16390 (SSA_NAME_VALUE): Define.
16391 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
16393 2009-04-28 Ira Rosen <irar@il.ibm.com>
16395 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
16396 Use REPORT_VECTORIZED_LOCATIONS instead
16397 REPORT_VECTORIZED_LOOPS.
16398 * tree-vectorizer.c (vect_verbosity_level): Make static.
16399 (vect_loop_location): Rename to vect_location.
16400 (vect_set_verbosity_level): Update comment.
16401 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
16403 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
16404 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
16405 instead REPORT_UNVECTORIZED_LOOPS.
16406 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
16407 and vect_loop_def to vect_external_def and vect_internal_def.
16408 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
16409 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
16410 REPORT_UNVECTORIZED_LOCATIONS.
16411 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
16412 and vect_used_in_loop and to vect_unused_in_scope and
16413 vect_used_in_scope.
16414 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
16415 (vect_verbosity_level): Remove declaration.
16416 (vect_analyze_operations): Likewise.
16417 (vect_analyze_stmt): Declare.
16418 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
16419 REPORT_UNVECTORIZED_LOCATIONS.
16420 (vect_get_loop_niters): Fix indentation.
16421 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
16422 (vect_analyze_loop_operations): New function.
16423 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
16424 vect_analyze_operations.
16425 (vect_is_simple_reduction): Use new names.
16426 (vectorizable_live_operation, vect_transform_loop): Likewise.
16427 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
16428 to specify whether the data references can be a part of interleaving
16430 (vect_analyze_data_ref_dependence): Use new names.
16431 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
16432 (vect_create_addr_base_for_vector_ref): Remove redundant code.
16433 * tree-vect-patterns.c (widened_name_p): Use new names.
16434 (vect_recog_dot_prod_pattern): Likewise.
16435 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
16436 (process_use, vect_mark_stmts_to_be_vectorized,
16437 vect_model_simple_cost, vect_model_store_cost,
16438 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
16439 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
16440 vectorizable_operation, vectorizable_type_demotion,
16441 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
16442 vectorizable_condition): Likewise.
16443 (vect_analyze_operations): Split into vect_analyze_loop_operations
16445 (vect_analyze_stmt): ... new function.
16446 (new_stmt_vec_info): Use new names.
16447 (vect_is_simple_use): Use new names and fix comment.
16448 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
16449 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
16451 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16454 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
16455 and integer modes for x87 operands. Do not ICE for unsupported size,
16456 generate error instead. Generate error for unsupported operand types.
16457 ['z']: Do not handle HImode memory operands specially. Warning
16458 for floating-point operands. Fallthru to 'Z' for unsupported operand
16459 types. Do not ICE for unsupported size, generate error instead.
16460 (output_387_binary_op): Use %Z to output operands.
16461 (output_fp_compare): Ditto.
16462 (output_387_reg_move): Ditto.
16464 2009-04-28 Ben Elliston <bje@au.ibm.com>
16469 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16471 * builtins.c (c_strlen): Do not warn here.
16472 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16473 * c-common.c (pointer_int_sum): Take an explicit location.
16474 Warn about offsets out of bounds.
16475 * c-common.h (pointer_int_sum): Adjust declaration.
16477 2009-04-27 Ian Lance Taylor <iant@google.com>
16479 * collect2.c (is_ctor_dtor): Change type of ret field in struct
16481 * dce.c (run_fast_df_dce): Change type of old_flags to int.
16482 * df-core.c (df_set_flags): Change return type to int. Change
16483 type of old_flags to int.
16484 (df_clear_flags): Likewise.
16485 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
16486 (df_get_conditional_uses): Likewise.
16487 * df.h (df_set_flags, df_clear_flags): Update declarations.
16488 * dwarf2out.c (struct indirect_string_node): Change type of form
16489 field to enum dwarf_form.
16490 (AT_string_form): Change return type to enum dwarf_form.
16491 * fixed-value.c (fixed_compare): Add cast to enum type.
16492 * fwprop.c (update_df): Change 0 to VOIDmode.
16493 * gensupport.c: Change 0 to UNKNOWN.
16494 * gimple.h (gimple_cond_code): Add cast to enum type.
16495 * haifa-sched.c (reemit_notes): Add cast to enum type.
16496 * hooks.c (hook_int_void_no_regs): Remove function.
16497 * hooks.h (hook_int_void_no_regs): Remove declaration.
16498 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
16499 * predict.c (combine_predictions_for_insn): Add casts to enum type.
16500 * real.c (real_arithmetic): Add cast to enum type.
16501 (real_compare): Likewise.
16502 * target.h (struct gcc_target): Change return type of
16503 branch_target_register_class to enum reg_class.
16504 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
16505 default_branch_target_register_class.
16506 * targhooks.c (default_branch_target_register_class): New function.
16507 * targhooks.h (default_branch_target_register_class): Declare.
16508 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
16509 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
16511 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
16513 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
16514 vect_uninitialized_def. Change 0 to ERROR_MARK.
16515 * tree-vect-stmts.c (supportable_widening_operation): Don't
16516 initialize icode1 and icode2.
16517 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
16518 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
16520 (cmn_err_flag_specs): Change 0 to STD_C89.
16521 (cmn_err_char_table): Likewise.
16522 * config/arm/arm.c (get_arm_condition_code): Change type of code
16523 to enum arm_cond_code.
16524 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
16525 (IWMMXT_BUILTIN2): Likewise.
16526 (neon_builtin_type_bits): Don't define typedef.
16527 (neon_builtin_datum): Change type of bits field to int.
16528 (arm_expand_neon_args): Add cast to enum type.
16529 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
16531 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
16532 casts to enum type.
16533 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
16535 * config/mips/mips.md (jal_macro): Return enum constant.
16536 (single_insn): Likewise.
16537 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
16539 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16540 casts to enum type.
16541 * config/s390/s390.c (s390_tune_flags): Change type to int.
16542 (s390_arch_flags): Likewise.
16543 (s390_handle_arch_option): Change flags field of struct pta to int.
16544 * config/s390/s390.h (s390_tune_flags): Update declaration.
16545 (s390_arch_flags): Likewise.
16546 * config/sh/sh.c (prepare_move_operands): Compare
16547 tls_symbolic_operand result with enum constant.
16548 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
16549 (sh_expand_prologue): Add cast to enum type.
16550 (sh_expand_epilogue): Likewise.
16551 (tls_symbolic_operand): Change return type to enum tls_model.
16552 (fpscr_set_from_mem): Add cast to enum type.
16553 (legitimize_pic_address): Compare tls_symbolic_operand result with
16555 (sh_target_reg_class): Change return type to enum reg_class.
16556 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
16558 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
16559 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
16560 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
16561 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
16562 (delayed_branch, tls_call_delay): Likewise.
16563 (eligible_for_sibcall_delay): Likewise.
16564 (eligible_for_return_delay): Likewise.
16565 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
16566 (spu_expand_builtin_1): Likewise.
16568 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
16569 for all types of conversions.
16570 (output_init_element): Issue -Wc++-compat warning if needed when
16571 initializing a bitfield with enum type.
16572 * c-parser.c (c_parser_expression): Set original_type to
16573 original_type of right hand operand of comma operator.
16575 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16577 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
16579 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
16580 * doc/cpp.texi (Standard Predefined Macros)
16581 (Implementation-defined behavior): Likewise.
16582 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
16583 * doc/gimple.texi (GIMPLE Exception Handling)
16584 (@code{GIMPLE_ASSIGN}): Likewise.
16585 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
16586 * doc/invoke.texi (Warning Options, Optimize Options)
16587 (AVR Options, Darwin Options): Likewise.
16588 (Optimize Options): Reformulate -fwhole-program description.
16589 * doc/loop.texi (Lambda): Likewise.
16590 * doc/md.texi (Output Template, Define Constraints)
16591 (Standard Names, Insn Splitting): Likewise.
16592 * doc/options.texi (Option properties): Likewise.
16593 * doc/passes.texi (Tree-SSA passes): Likewise.
16594 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
16595 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
16596 (File Names and DBX): Likewise.
16597 * doc/trouble.texi (Incompatibilities): Likewise.
16599 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16601 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
16602 instruction is correct.
16604 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16606 Allow non-constant arguments to conversion intrinsics.
16607 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
16608 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
16609 * spu.c (print_operand): Handle 'v' and 'w'.
16610 (exp2_immediate_p, spu_gen_exp2): Define.
16611 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
16612 spu_convtf_1): Update parameter descriptions.
16613 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
16614 * constraints.md ('v', 'w'): New.
16615 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
16617 (i2f, I2F): New define_mode_attr.
16618 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
16619 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
16620 fixuns_truncv4sfv4si2): Update to use mode attribute.
16621 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
16622 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
16623 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
16624 patterns for combine.
16626 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
16628 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
16629 (cprop, hoist, pre, store_motion): New debug counters.
16630 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
16631 is not an RTL pass anymore.
16632 (pass_profiling): Remove extern decl for pass removed in 2005.
16633 (pass_gcse, pass_jump_bypass): Remove.
16634 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
16635 to 0 for clean state.
16636 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
16637 * cse.c (gate_handle_cse_after_global_opts,
16638 rest_of_handle_cse_after_global_opts): New functions.
16639 (pass_cse_after_global_opts): New pass, does local CSE.
16640 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
16641 (TV_CPROP): New timevar.
16642 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
16643 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
16644 (gcse_main, recompute_all_luids): Remove.
16645 (compute_hash_table_work): Call max_reg_num instead of reading
16647 (cprop_jump): Don't set run_jump_opt_after_gcse.
16648 (constprop_register): Always allow to alter jumps.
16649 (cprop_insn): Likewise.
16650 (do_local_cprop): Likewise.
16651 (local_cprop_pass): Likewise. Return non-zero if something changed.
16652 (cprop): Remove function, fold interesting bits into one_cprop_pass.
16653 (find_implicit_sets): Add note about missed optimization opportunity.
16654 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
16655 pass_rtl_cprop execute function.
16656 Don't bother tracking the pass number, each pass gets its own dumpfile
16658 Always allow to alter jumpsand bypass jumps.
16659 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
16660 will just find no suitable set.
16661 (pre_edge_insert): Fix dumping, this function is for PRE only.
16662 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
16663 pass_rtl_pre execute function.
16664 (hoist_code): Return non-zero if something changed. Keep track of
16665 substitutions and insertions for statistics gathering similar to PRE.
16666 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
16667 called from the pass_rtl_hoist execute function. Show pass statistics.
16668 (compute_store_table): Use max_reg_num directly instead of using the
16669 formerly global max_gcse_regno.
16670 (build_store_vectors): Likewise.
16671 (replace_store_insn): Fix dumping.
16672 (store_motion): Rename to ...
16673 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
16674 pass, called from the pass_rtl_store_motion execute function. Keep
16675 track of substitutions and insertions for statistics gathering similar
16677 (bypass_jumps): Remove, fold interesting bits into ...
16678 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
16679 from the pass_rtl_cprop execute function.
16680 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
16681 pass_jump_bypass): Remove.
16682 (gate_handle_gcse, rest_of_handle_gcse): Remove.
16683 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
16684 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
16685 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
16686 (gate_rtl_store_motion, execute_rtl_store_motion,
16687 pass_rtl_store_motion): New.
16688 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
16689 make it clear that -fcse-skip-blocks is a no-op for backward compat.
16690 * passes.c (init_optimization_passes): Remove pass_gcse and
16691 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
16692 and cse_after_global_opts in place of pass_gcse. Schedule cprop
16693 instead of pass_jump_bypass.
16695 2009-04-27 Richard Guenther <rguenther@suse.de>
16697 PR middle-end/39928
16698 * gimplify.c (gimplify_expr): If we are required to create
16699 a temporary make sure it ends up as register.
16701 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
16704 * config/i386/i386.c (construct_container): Don't call
16705 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
16706 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
16708 2009-04-27 Michael Matz <matz@suse.de>
16710 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
16711 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
16712 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
16713 (dump_replaceable_exprs): Take a bitmap.
16714 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
16716 (expand_gimple_basic_block): Likewise.
16717 * tree-ssa-ter.c (struct temp_expr_table_d): Make
16718 replaceable_expressions member a bitmap.
16719 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
16720 (mark_replaceable): Likewise.
16721 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
16722 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
16724 2009-04-27 Richard Guenther <rguenther@suse.de>
16726 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
16727 (verify_stmts): Dispatch to gimple/type verification code.
16728 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
16729 issue with call argument types.
16731 2009-04-27 Michael Matz <matz@suse.de>
16733 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
16734 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
16737 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
16738 Eric Botcazou <ebotcazou@adacore.com>
16740 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
16741 a label's basic block.
16742 (mark_target_live_regs): Tidy and rework obsolete comments.
16743 Change back DF problem to LIVE. If a label starts a basic block,
16744 assume that all registers that used to be live then still are.
16745 (init_resource_info): If a label starts a basic block, set its
16746 BLOCK_FOR_INSN accordingly.
16747 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
16749 2009-04-27 Richard Guenther <rguenther@suse.de>
16751 * tree-flow-inline.h (function_ann): Remove.
16752 (get_function_ann): Likewise.
16753 * tree-dfa.c (create_function_ann): Remove.
16754 * tree-flow.h (struct static_var_ann_d): Remove.
16755 (struct function_ann_d): Likewise.
16756 (union tree_ann_d): Remove fdecl member.
16757 (function_ann_t): Remove.
16758 (function_ann, get_function_ann, create_function_ann): Remove
16761 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
16763 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
16765 2009-04-27 Jan Hubicka <jh@suse.cz>
16767 * ipa-pure-const.c (struct funct_state_d): New fields
16768 state_previously_known, looping_previously_known; remove
16769 state_set_in_source.
16770 (analyze_function): Use new fields.
16771 (propagate): Avoid assumption that state_set_in_source imply
16774 * tree-ssa-loop-niter.c (finite_loop_p): New function.
16775 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
16776 * cfgloop.h (finite_loop_p): Declare.
16778 2009-04-26 Michael Matz <matz@suse.de>
16780 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
16782 2009-04-26 Michael Matz <matz@suse.de>
16784 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
16785 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
16786 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
16787 pass_mark_used_blocks): Remove.
16788 * tree-optimize.c (pass_free_datastructures,
16789 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
16790 * passes.c (init_optimization_passes): Don't call
16791 pass_mark_used_blocks, remove dead code.
16793 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
16795 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
16796 * tree-ssa-live.h (register_ssa_partition): Likewise.
16798 2009-04-26 Michael Matz <matz@suse.de>
16801 * builtins.c (fold_builtin_next_arg): Handle SSA names.
16802 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
16803 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
16805 (compare_pairs): Swap cost comparison.
16806 (coalesce_ssa_name): Don't use change_partition_var.
16807 * tree-nrv.c (struct nrv_data): Add modified member.
16808 (finalize_nrv_r): Set it.
16809 (tree_nrv): Use it to update statements.
16810 (pass_nrv): Require PROP_ssa.
16811 * tree-mudflap.c (mf_decl_cache_locals,
16812 mf_build_check_statement_for): Use make_rename_temp.
16813 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
16814 * alias.c (find_base_decl): Handle SSA names.
16815 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
16816 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
16817 * rtl.h (set_reg_attrs_for_parm): Declare.
16818 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
16819 to "optimized", remove unused locals at finish.
16820 (execute_free_datastructures): Make global, call
16821 delete_tree_cfg_annotations.
16822 (execute_free_cfg_annotations): Don't call
16823 delete_tree_cfg_annotations.
16825 * ssaexpand.h: New file.
16826 * expr.c (toplevel): Include ssaexpand.h.
16827 (expand_assignment): Handle SSA names the same as register variables.
16828 (expand_expr_real_1): Expand SSA names.
16829 * cfgexpand.c (toplevel): Include ssaexpand.h.
16830 (SA): New global variable.
16831 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
16832 (SSAVAR): New macro.
16833 (set_rtl): New helper function.
16834 (add_stack_var): Deal with SSA names, use set_rtl.
16835 (expand_one_stack_var_at): Likewise.
16836 (expand_one_stack_var): Deal with SSA names.
16837 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
16838 before unique numbers.
16839 (expand_stack_vars): Use set_rtl.
16840 (expand_one_var): Accept SSA names, add asserts for them, feed them
16841 to above subroutines.
16842 (expand_used_vars): Expand all partitions (without default defs),
16843 then only the local decls (ignoring those expanded already).
16844 (expand_gimple_cond): Remove edges when jumpif() expands an
16845 unconditional jump.
16846 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
16847 or remove abnormal edges. Ignore insns setting the LHS of a TERed
16849 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
16850 members of SA; deal with PARM_DECL partitions here; expand
16851 all PHI nodes, free tree datastructures and SA. Commit instructions
16852 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
16853 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
16854 info and statements at start, collect garbage at finish.
16855 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
16856 (VAR_ANN_PARTITION) Remove.
16857 (change_partition_var): Don't declare.
16858 (partition_to_var): Always return SSA names.
16859 (var_to_partition): Only accept SSA names.
16860 (register_ssa_partition): Only check argument.
16861 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
16863 (delete_var_map): Don't free it.
16864 (var_union): Only accept SSA names, simplify.
16865 (partition_view_init): Mark only useful SSA names as used.
16866 (partition_view_fini): Only deal with SSA names.
16867 (change_partition_var): Remove.
16868 (dump_var_map): Use ssa_name instead of partition_to_var member.
16869 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
16871 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
16872 (struct _elim_graph): New member const_dests; nodes member vector of
16874 (set_location_for_edge): New static helper.
16875 (create_temp): Remove.
16876 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
16877 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
16878 (new_elim_graph): Allocate const_dests member.
16879 (clean_elim_graph): Truncate const_dests member.
16880 (delete_elim_graph): Free const_dests member.
16881 (elim_graph_size): Adapt to new type of nodes member.
16882 (elim_graph_add_node): Likewise.
16883 (eliminate_name): Likewise.
16884 (eliminate_build): Don't take basic block argument, deal only with
16885 partition numbers, not variables.
16886 (get_temp_reg): New static helper.
16887 (elim_create): Use it, deal with RTL temporaries instead of trees.
16888 (eliminate_phi): Adjust all calls to new signature.
16889 (assign_vars, replace_use_variable, replace_def_variable): Remove.
16890 (rewrite_trees): Only do checking.
16891 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
16892 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
16893 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
16894 contains_tree_r, MAX_STMTS_IN_LATCH,
16895 process_single_block_loop_latch, analyze_edges_for_bb,
16896 perform_edge_inserts): Remove.
16897 (expand_phi_nodes): New global function.
16898 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
16899 functions, initialize new parameter, remember partitions having a
16901 (finish_out_of_ssa): New global function.
16902 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
16903 don't reset in_ssa_p here, don't disable TER when mudflap.
16904 (pass_del_ssa): Remove.
16905 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
16907 (execute_free_datastructures): Declare.
16908 * Makefile.in (SSAEXPAND_H): New variable.
16909 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
16910 * basic-block.h (commit_one_edge_insertion): Declare.
16911 * passes.c (init_optimization_passes): Move pass_nrv and
16912 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
16913 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
16914 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
16915 (redirect_branch_edge): Deal with super block when expanding, split
16916 out jump patching itself into ...
16917 (patch_jump_insn): ... here, new static helper.
16919 2009-04-26 Michael Matz <matz@suse.de>
16921 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
16922 beyond num_ssa_names.
16923 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
16924 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
16926 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16928 PR inline-asm/39543
16929 * fwprop.c (forward_propagate_asm): New function.
16930 (forward_propagate_and_simplify): Propagate also into __asm, if it
16931 doesn't increase the number of referenced registers.
16934 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
16936 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16938 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
16939 note_nonlocal_vla_type for nonlocal VLAs.
16940 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
16941 contains_remapped_vars, remap_vla_decls): New functions.
16942 (convert_nonlocal_reference_stmt): If not optimizing, call
16943 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
16944 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
16945 if it wasn't found in var_map.
16946 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
16947 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
16948 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
16950 * gimplify.c (nonlocal_vlas): New variable.
16951 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
16953 (gimplify_body): Create and destroy nonlocal_vlas.
16955 * dwarf2out.c (loc_descr_plus_const): New function.
16956 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
16957 mem_loc_descriptor, loc_descriptor_from_tree_1,
16958 descr_info_loc, gen_variable_die): Use it.
16960 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
16961 !TREE_STATIC VAR_DECLs.
16962 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
16963 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
16964 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
16965 DECL_BY_REFERENCE is valid.
16966 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
16967 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
16968 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
16969 Copy DECL_BY_REFERENCE.
16970 (struct nesting_copy_body_data): New type.
16971 (nesting_copy_decl): New function.
16972 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
16973 if they have variable length.
16975 2009-04-26 Michael Matz <matz@suse.de>
16977 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
16978 mark new temporaries for renaming.
16980 2009-04-26 Joseph Myers <joseph@codesourcery.com>
16983 * c-decl.c (global_bindings_p): Return negative value.
16984 (c_variable_size): New. Based on variable_size from
16986 (grokdeclarator): Call c_variable_size not variable_size.
16988 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
16990 * config/i386/i386.c (print_operand) ['z']: Fix typo.
16992 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
16994 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
16995 Redefine it to just use mingw/include.
16996 (ASM_SPEC): Rules for -m32 and -m64.
16997 (LINK_SPEC): Use Likewise.
16998 (SPEC_32): New define.
16999 (SPEC_64): Likewise.
17000 (SUB_LINK_SPEC): Likewise.
17001 (MULTILIB_DEFAULTS): New define.
17002 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
17003 Add multilib options.
17004 (MULTILIB_DIRNAMES): Likewise.
17005 (MULTILIB_OSDIRNAMES): Likewise.
17006 (LIBGCC): Likewise.
17007 (INSTALL_LIBGCC): Likewise.
17009 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17012 * c-tree.h (enum c_inline_static_type): New.
17013 (record_inline_static): Declare.
17014 * c-decl.c (struct c_inline_static, c_inline_statics,
17015 record_inline_static, check_inline_statics): New.
17016 (pop_file_scope): Call check_inline_statics.
17017 (start_decl): Call record_inline_static instead of pedwarning
17018 directly for static in inline function.
17019 * c-typeck.c (build_external_ref): Call record_inline_static
17020 instead of pedwarning directly for static referenced in inline
17023 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
17025 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
17026 not new but only being rescanned.
17027 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
17028 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
17029 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
17030 record_set_info, compute_set, grealloc): Remove.
17031 (recompute_all_luids): New function.
17032 (gcse_main): Don't compute sets, and don't do related memory
17033 allocations/free-ing. If something changed before the end of the
17034 pass, update LUIDs using recompute_all_luids.
17035 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
17036 (free_gcse_mem): Don't free it either.
17037 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
17038 Use the df insn LUIDs.
17039 (load_killed_in_block): Likewise.
17040 (compute_hash_table_work): Don't compute reg_set_in_block.
17041 (compute_transp): Use DF_REG_DEF_CHAINs.
17042 (local_cprop_pass): Don't use compute_sets and related functions.
17043 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
17044 Use get_max_uid() instead of max_cuid.
17045 (insert_insn_end_basic_block, pre_insert_copy_insn,
17046 update_ld_motion_stores): Don't try to
17047 keep reg_set tables up to date.
17048 (pre_insert_copies): Use df insn LUIDs.
17049 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
17050 (reg_set_info): Don't use extra bitmap argument.
17051 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
17052 information to compute regs_set_in_block.
17053 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
17054 (bypass_jumps): Don't use compute_sets and friends.
17056 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17059 * opts.c (undocumented_msg): Do not leave blank even with
17062 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17064 * c-decl.c (build_enumerator): Allow values folding to integer
17065 constants but not integer constant expressions with a pedwarn if
17068 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17071 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
17072 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
17073 type is an integer constant.
17075 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17078 * config/i386/i386.c (print_operand) ['z']: Revert handling of
17081 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17084 * c-decl.c (grokdeclarator): Diagnose declarations of functions
17085 with variably modified return type and no storage class
17086 specifiers, except for the case of nested functions. Distinguish
17087 extern declarations of functions with variably modified return
17088 types from those of objects with variably modified types.
17090 2009-04-25 Jan Hubicka <jh@suse.cz>
17092 * tree.c (list_equal_p): New function.
17093 * tree.h (list_equal_p): Declare.
17094 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17095 basic_block_def, basic_block, const_basic_block): New.
17096 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
17097 (redirect_eh_edge): New function.
17098 (make_eh_edge_update_phi): EH edges are not abnormal.
17099 * except.c: Include tree-flow.h.
17100 (list_match): New function.
17101 (eh_region_replaceable_by_p): New function.
17102 (replace_region): New function.
17103 (hash_type_list): New function.
17104 (hash_eh_region): New function.
17105 (eh_regions_equal_p): New function.
17106 (merge_peers): New function.
17107 (remove_unreachable_regions): Verify EH tree when checking;
17109 (copy_eh_region_1): New function.
17110 (copy_eh_region): New function.
17111 (push_reachable_handler): New function.
17112 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
17113 regions without label but with live RESX.
17114 * except.h (redirect_eh_edge_to_label): New.
17115 * tree-flow.h (redirect_eh_edge): New.
17116 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17117 basic_block_def, basic_block, const_basic_block): Remove.
17118 * Makefile.in (except.o): Add dependency on tree-flow.h
17119 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
17120 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
17123 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
17126 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
17127 on the destination of memcpy.
17129 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
17131 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
17132 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
17133 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
17135 2009-04-25 Jan Hubicka <jh@suse.cz>
17137 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
17138 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
17139 to be reached by different label than left.
17140 (update_eh_edges): Update comment; remove edge_to_remove if possible
17141 and return true if suceeded.
17142 (cleanup_empty_eh): Accept sharing map; handle shared regions.
17143 (cleanup_eh): Compute sharing map.
17144 * except.c (remove_eh_handler_and_replace): Add argument if we should
17146 (remove_unreachable_regions): Update for label sharing.
17147 (label_to_region_map): Likewise.
17148 (get_next_region_sharing_label): New function.
17149 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
17151 (remove_eh_handler): Update.
17152 (remove_eh_region_and_replace_by_outer_of): New function.
17153 * except.h (struct eh_region): Add next_region_sharing_label.
17154 (remove_eh_region_and_replace_by_outer_of,
17155 get_next_region_sharing_label): Declare.
17156 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
17158 2009-04-25 Jan Hubicka <jh@suse.cz>
17160 * tree-cfg.c (split_critical_edges): Split also edges where we can't
17161 insert code even if they are not critical.
17163 2009-04-25 Jan Hubicka <jh@suse.cz>
17165 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17166 (gimple_can_remove_branch_p): EH edges won't remove branch by
17168 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
17169 updating of non-abnormal EH edges.
17170 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17171 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
17172 (split_critical_edges): Split also edges where emitting code on them
17173 will lead to splitting later.
17175 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17176 H.J. Lu <hongjiu.lu@intel.com>
17179 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
17180 the configured assembler supports fildq and fistpq mnemonics.
17181 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
17182 * configure: Regenerated.
17183 * config.in: Ditto.
17185 * config/i386/i386.c (print_operand): Handle 'Z'.
17186 ['z']: Remove handling of special fild/fist suffixes.
17187 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
17188 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
17189 suffix of fild insn.
17190 (*floatsi<mode>2_vector_mixed): Ditto.
17191 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
17192 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
17193 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17194 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
17195 * config/i386/gas.h (GAS_MNEMONICS): Remove.
17197 2009-04-25 Ben Elliston <bje@au.ibm.com>
17199 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
17200 the source of a set operation.
17202 2009-04-25 Anatoly Sokolov <aesok@post.ru>
17204 * target.h (struct gcc_target): Add case_values_threshold field.
17205 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
17206 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
17207 * targhooks.c (default_case_values_threshold): New function.
17208 * targhooks.h (default_case_values_threshold): Declare function.
17209 * stmt.c (expand_case): Use case_values_threshold target hook.
17210 * expr.h (case_values_threshold): Remove declartation.
17211 * expr.c (case_values_threshold): Remove function.
17212 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
17214 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
17215 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17216 (avr_case_values_threshold): Declare as static.
17217 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
17219 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
17220 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17221 (mn10300_case_values_threshold): New function.
17223 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17225 * ira.c (setup_cover_and_important_classes): Add enum cast.
17227 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
17229 * genpreds.c (write_enum_constraint_num): Output definition of
17230 CONSTRAINT_NUM_DEFINED_P macro.
17231 * ira.c (setup_cover_and_important_classes): Use
17232 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
17234 2009-04-24 DJ Delorie <dj@redhat.com>
17236 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
17237 __SH2A_SINGLE_ONLY__ also.
17239 2009-04-24 Steve Ellcey <sje@cup.hp.com>
17241 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
17242 (movdf_internal): Ditto.
17243 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
17244 SFmode and DFmode constants.
17245 (ia64_print_operand): Add 'G' format for printing
17246 floating point constants.
17248 2009-04-24 Richard Guenther <rguenther@suse.de>
17250 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
17251 from unsigned additions.
17253 2009-04-24 Joseph Myers <joseph@codesourcery.com>
17255 * c-typeck.c (set_init_index): Allow array designators that are
17256 not integer constant expressions with a pedwarn if pedantic.
17258 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17260 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
17261 zero if no overlap in nonzero bits between the operands.
17263 2009-04-24 Ian Lance Taylor <iant@google.com>
17265 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
17266 (record_dead_and_set_regs): Likewise.
17267 * df.h (struct df_mw_hardreg): Change flags field to int.
17268 (struct df_base_ref): Likewise.
17269 (struct df): Change changeable_flags field to int.
17270 * df-scan.c (df_defs_record): Change clobber_flags to int.
17271 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
17272 constants rather than #define macros.
17273 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
17274 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
17275 (enum dwarf_calling_convention): Likewise.
17276 (enum dwarf_line_number_x_ops): Likewise.
17277 (enum dwarf_call_frame_info): Likewise.
17278 (enum dwarf_source_language): Likewise.
17279 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
17280 (add_calling_convention_attribute): Likewise.
17281 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
17282 (combine_comparisons): Change compcode to int. Add cast to enum type.
17283 * genrecog.c (maybe_both_true_2): Change c to int.
17284 (write_switch): Likewise. Add cast to enum type.
17285 * gimplify.c (gimplify_omp_for): Handle return values from
17286 gimplify_expr using MIN rather than bitwise or.
17287 (gimplify_expr): Add cast to enum type.
17288 * ipa-prop.c (update_jump_functions_after_inlining): Change
17289 IPA_BOTTOM to IPA_JF_UNKNOWN.
17290 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
17291 Add casts to enum type.
17292 (setup_cover_and_important_classes): Change cl to int. Add casts
17294 (setup_class_translate): Change cl and mode to int.
17295 (ira_init_once): Change mode to int.
17296 (free_register_move_costs): Likewise.
17297 (setup_prohibited_mode_move_regs): Add casts to enum type.
17298 * langhooks.c (add_builtin_function_common): Rework assertion that
17299 value fits bitfield.
17300 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
17301 * omega.c (omega_do_elimination): Avoid math on enum types.
17302 * optabs.c (expand_vec_shift_expr): Remove casts to int.
17303 * opts.c (set_debug_level): Change 2 to enum constant. Use new
17304 int local to handle integral_argment value.
17305 * regmove.c (try_auto_increment): Change PUT_MODE to
17307 * reload.c (push_secondary_reload): Add casts to enum type.
17308 (secondary_reload_class, find_valid_class): Likewise.
17309 * reload1.c (emit_input_reload_insns): Likewise.
17310 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
17311 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
17312 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
17314 * tree.c (build_common_builtin_nodes): Add casts to enum type.
17315 * tree-complex.c (complex_lattice_t): Typedef to int rather than
17317 (expand_complex_libcall): Add casts to enum type.
17318 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
17319 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
17320 with ERROR_MARK, not NUM_TREE_CODES.
17321 (vect_create_epilog_for_reduction): Likewise.
17322 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
17323 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
17324 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
17326 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
17327 vect_unused_in_loop. Change 0 to loop_vect.
17328 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
17329 * var-tracking.c (get_init_value): Change return type to enum
17331 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
17332 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
17334 (arm_override_options): Add casts to enum type.
17335 (arm_emit_tls_decoration): Likewise.
17336 * config/i386/i386.c (ix86_function_specific_restore): Add casts
17338 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
17339 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
17340 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
17342 * config/s390/s390.c (code_for_builtin_64): Change to array of
17344 (code_for_builtin_31): Likewise.
17345 (s390_expand_builtin): Change code_for_builtin to enum insn_code
17347 * config/sparc/sparc.c (sparc_override_options): Change value
17348 field in struct code_model to enum cmodel. In initializer change
17349 0 to NULL and add cast to enum type.
17351 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
17352 Change all callers. Issue a -Wc++-compat warning using
17353 lhs_origtype if necessary.
17354 (convert_for_assignment): Issue -Wc++-compat warnings about
17355 invalid conversions to enum type on assignment.
17356 * c-common.h (build_modify_expr): Update declaration.
17358 2009-04-24 Nick Clifton <nickc@redhat.com>
17360 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
17361 (function_arg_advance): Likewise.
17362 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
17365 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17367 * config/s390/constraints.md ('I', 'J'): Fix condition.
17369 2009-04-24 Diego Novillo <dnovillo@google.com>
17371 * gengtype-parse.c (parse_error): Add newline after message.
17373 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17375 * config/i386/sse.md (avxmodesuffixs): Removed.
17376 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
17377 (*avx_pinsr<ssevecsize>): This.
17379 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17381 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
17382 follow chains of regs with a single definition, and allow expressions
17383 that are function_invariant_p.
17384 (simple_rhs_p): Allow expressions that are function_invariant_p.
17386 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
17388 PR middle-end/39867
17389 * fold-const.c (fold_cond_expr_with_comparison): When folding
17390 > and >= to MAX, make sure the MAX uses the same type as the
17391 comparison's operands.
17393 2009-04-24 Nick Clifton <nickc@redhat.com>
17395 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
17396 addressing for DImode accesses.
17397 (frv_print_operand_address): Handle PLUS case.
17398 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
17400 2009-04-24 Jakub Jelinek <jakub@redhat.com>
17402 PR rtl-optimization/39794
17403 * alias.c (canon_true_dependence): Add x_addr argument.
17404 * rtl.h (canon_true_dependence): Adjust prototype.
17405 * cse.c (check_dependence): Adjust canon_true_dependence callers.
17406 * cselib.c (cselib_invalidate_mem): Likewise.
17407 * gcse.c (compute_transp): Likewise.
17408 * dse.c (scan_reads_nospill): Likewise.
17409 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
17410 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
17411 canon_base_addr of the group, plus optional offset.
17412 (struct group_info): Rename canon_base_mem to
17414 (get_group_info): Set canon_base_addr to canon_rtx of base, not
17415 canon_rtx of base_mem.
17417 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
17419 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
17420 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
17422 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17424 * config/spu/spu-builtins.h: Delete file.
17426 * config/spu/spu.h (enum spu_builtin_type): Move here from
17428 (struct spu_builtin_description): Likewise. Add GTY marker.
17429 Do not use enum spu_function_code or enum insn_code.
17430 (spu_builtins): Add extern declaration.
17432 * config/spu/spu.c: Do not include "spu-builtins.h".
17433 (enum spu_function_code, enum spu_builtin_type_index,
17434 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
17435 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
17436 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
17437 unsigned_V2DI_type_node): Move here from spu-builtins.h.
17438 (spu_builtin_types): Make static. Add GTY marker.
17439 (spu_builtins): Add extern declaration with GTY marker.
17440 Include "gt-spu.h".
17442 * config/spu/spu-c.c: Do not include "spu-builtins.h".
17443 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
17444 Check programmatically whether all parameters are scalar.
17446 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
17448 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
17450 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
17451 assignment from the constructor either if the target is volatile.
17453 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
17455 * config/arm/arm.md (insv): Do not share operands[0].
17457 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
17459 * config/vxlib-tls.c (active_tls_threads): Delete.
17460 (delete_hook_installed): New.
17461 (tls_delete_hook): Don't delete the delete hook.
17462 (tls_destructor): Delete it here.
17463 (__gthread_set_specific): Adjust installing the delete hook.
17464 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
17465 __gthread_leave_tsd_dtor_context.
17467 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
17469 * c-format.c (gcc_tdiag_char_table): Add support for %E.
17471 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
17473 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
17475 (alpha_rtx_costs): Ditto.
17476 (emit_unlikely_jump): Use add_reg_note.
17477 (emit_frame_store_1): Ditto.
17478 (alpha_expand_prologue): Ditto.
17479 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17480 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
17482 2009-04-23 Nick Clifton <nickc@redhat.com>
17484 * config/v850/v850.md (epilogue): Remove suppressed code.
17485 (return): Rename to return_simple and remove test of frame size.
17486 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
17487 to gen_return_simple.
17489 2009-04-22 Jing Yu <jingyu@google.com>
17492 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
17494 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17497 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
17498 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
17499 value is a VECTOR_CST, the element type is the element type of the
17502 2009-04-22 DJ Delorie <dj@redhat.com>
17504 * config/m32c/m32c.h: Update GTY annotations to new syntax.
17506 2009-04-22 Jakub Jelinek <jakub@redhat.com>
17508 * alias.c (find_base_term): Move around LO_SUM case, so that
17509 CONST falls through into PLUS/MINUS handling.
17512 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
17513 into 0, use omit_one_operand.
17515 2009-04-23 Ben Elliston <bje@au.ibm.com>
17517 * config/rs6000/linux-unwind.h (get_regs): Remove type
17518 puns. Change the type of `pc' to an array of unsigned ints and
17519 update all users. Constify frame24.
17521 2009-04-22 DJ Delorie <dj@redhat.com>
17523 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
17524 declarations before code.
17525 (current_function_special_page_vector): Likewise.
17526 (m32c_expand_insv): Silence a warning.
17528 2009-04-21 Taras Glek <tglek@mozilla.com>
17530 * alias.c: Update GTY annotations to new syntax.
17531 * basic-block.h: Likewise.
17532 * bitmap.h: Likewise.
17533 * c-common.h: Likewise.
17534 * c-decl.c: Likewise.
17535 * c-parser.c: Likewise.
17536 * c-pragma.c: Likewise.
17537 * c-tree.h: Likewise.
17538 * cfgloop.h: Likewise.
17539 * cgraph.h: Likewise.
17540 * config/alpha/alpha.c: Likewise.
17541 * config/arm/arm.h: Likewise.
17542 * config/avr/avr.h: Likewise.
17543 * config/bfin/bfin.c: Likewise.
17544 * config/cris/cris.c: Likewise.
17545 * config/darwin.c: Likewise.
17546 * config/frv/frv.c: Likewise.
17547 * config/i386/i386.c: Likewise.
17548 * config/i386/i386.h: Likewise.
17549 * config/i386/winnt.c: Likewise.
17550 * config/ia64/ia64.h: Likewise.
17551 * config/iq2000/iq2000.c: Likewise.
17552 * config/mips/mips.c: Likewise.
17553 * config/mmix/mmix.h: Likewise.
17554 * config/pa/pa.c: Likewise.
17555 * config/pa/pa.h: Likewise.
17556 * config/rs6000/rs6000.c: Likewise.
17557 * config/s390/s390.c: Likewise.
17558 * config/sparc/sparc.c: Likewise.
17559 * config/xtensa/xtensa.c: Likewise.
17560 * cselib.h: Likewise.
17561 * dbxout.c: Likewise.
17562 * dwarf2out.c: Likewise.
17563 * except.c: Likewise.
17564 * except.h: Likewise.
17565 * fixed-value.h: Likewise.
17566 * function.c: Likewise.
17567 * function.h: Likewise.
17568 * gimple.h: Likewise.
17569 * integrate.c: Likewise.
17570 * optabs.c: Likewise.
17571 * output.h: Likewise.
17572 * real.h: Likewise.
17574 * stringpool.c: Likewise.
17575 * tree-data-ref.c: Likewise.
17576 * tree-flow.h: Likewise.
17577 * tree-scalar-evolution.c: Likewise.
17578 * tree-ssa-address.c: Likewise.
17579 * tree-ssa-alias.h: Likewise.
17580 * tree-ssa-operands.h: Likewise.
17581 * tree.c: Likewise.
17582 * tree.h: Likewise.
17583 * varasm.c: Likewise.
17584 * varray.h: Likewise.
17586 * coretypes.h: Do not define GTY macro if it is already defined.
17587 * doc/gty.texi: Update GTY documentation to new syntax.
17588 * gengtype-lex.l: Enforce attribute-like syntax for GTY
17589 annotations on structs.
17590 * gengtype-parse.c: Likewise.
17592 2009-04-22 Mark Heffernan <meheff@google.com>
17594 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
17596 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17598 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
17601 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17603 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
17604 the same as a PLUS without a shift. Increase the cost of a
17607 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17609 * Makefile.in: Update dependencies.
17610 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
17611 * errors.h: Remove bogus comment about compatibility.
17612 (warning): Update declaration.
17613 * genautomata.c: Update all calls to warning.
17614 * gimple.c: Do not include errors.h. Include toplev.h.
17615 * tree-ssa-structalias.c: Do not include errors.h.
17616 * omega.c: Likewise.
17617 * tree-ssa-reassoc.c: Likewise.
17618 * config/spu/spu-c.c: Likewise.
17619 * config/spu/t-spu-elf: Update dependencies.
17621 2009-04-22 Richard Guenther <rguenther@suse.de>
17623 PR tree-optimization/39824
17624 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
17625 make sure the types are compatible.
17627 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17630 * c-common.c (c_parse_error): Take a token_flags parameter.
17631 Use token_type for the token type instead.
17632 Pass token_flags to cpp_type2name.
17633 * c-common.h (c_parse_error): Update declaration.
17634 * c-parser.c (c_parser_error): Pass 0 as token flags.
17636 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
17638 PR rtl-optimization/39580
17639 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
17641 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17643 * function.c (expand_function_end): Do not emit a jump to the "naked"
17644 return label for fall-through returns.
17645 * except.c (sjlj_emit_function_exit): Always place the call to the
17646 unregister function at the location installed by expand_function_end.
17648 2009-04-22 Richard Guenther <rguenther@suse.de>
17650 PR tree-optimization/39845
17651 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
17652 (gen_inbound_check): Likewise.
17654 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
17656 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
17658 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
17659 * config/vxlib.c (__gthread_once): Add race guard for PPC.
17661 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17663 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
17664 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
17665 shift counts to avoid out-of-bounds array accesses.
17667 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17669 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
17670 (Pmode): Move above.
17672 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
17674 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
17675 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
17676 GET_CODE macro. Use IN_RANGE macro where appropriate.
17677 * config/alpha/alpha.h: Ditto.
17678 * config/alpha/alpha.md: Ditto.
17679 * config/alpha/constraints.md: Ditto.
17680 * config/alpha/predicates.md: Ditto.
17682 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17684 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
17685 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17686 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17687 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17688 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17689 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17690 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17691 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17692 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17693 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17694 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17695 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17696 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17697 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17698 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17699 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17700 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17701 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17702 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17703 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17704 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17705 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17706 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17707 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17708 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17709 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17710 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17712 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
17714 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
17715 references from comments.
17716 * cfgbuild.c: (count_basic_blocks): Delete.
17717 (find_basic_blocks_1): Delete.
17718 (find_basic_blocks): Delete.
17719 * except.c (finish_eh_generation): Make static. Move comment from
17720 except.h here. Remove find_basic_blocks references from comments.
17721 * except.h (finish_eh_generation): Delete.
17722 * basic-block.h (find_basic_blocks): Delete.
17723 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
17725 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
17727 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
17728 (sdbout_parms): Likewise.
17730 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17732 * config/sh/sh.c (prepare_cbranch_operands): Use
17733 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
17734 (expand_cbranchdi4): Likewise.
17735 (from_compare): Add cast to enum type.
17736 (expand_cbranchsi4): Use add_reg_note.
17737 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
17738 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
17739 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
17740 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17741 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
17742 instead of CODE_FOR_nothing.
17743 (cbranchdi4): Likewise. Fix the order of arguments for
17745 (push_fpscr): Use add_reg_note.
17746 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
17747 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
17749 2009-04-21 Joseph Myers <joseph@codesourcery.com>
17751 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
17752 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17753 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17754 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
17755 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
17756 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
17757 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
17758 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
17759 config/alpha/x-vms, config/arc/t-arc,
17760 config/arm/README-interworking, config/arm/arm-c.c,
17761 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
17762 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
17763 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
17764 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
17765 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
17766 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
17767 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
17768 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
17769 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
17770 config/cris/t-elfmulti, config/crx/t-crx,
17771 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
17772 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
17773 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
17774 config/h8300/t-h8300, config/i386/athlon.md,
17775 config/i386/darwin-libgcc.10.4.ver,
17776 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
17777 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
17778 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
17779 config/i386/t-linux64, config/i386/t-nwld,
17780 config/i386/t-rtems-i386, config/i386/t-sol2-10,
17781 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
17782 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
17783 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
17784 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
17785 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
17786 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
17787 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
17788 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
17789 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
17790 config/m68k/t-uclinux, config/mcore/t-mcore,
17791 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
17792 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
17793 config/mips/crtn.asm, config/mips/irix-crti.asm,
17794 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
17795 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
17796 config/mips/mips-fixed.md, config/mips/sb1.md,
17797 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
17798 config/mips/t-iris6, config/mips/t-isa3264,
17799 config/mips/t-libgcc-mips16, config/mips/t-linux64,
17800 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
17801 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
17802 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
17803 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
17804 config/mn10300/t-linux, config/mn10300/t-mn10300,
17805 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
17806 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
17807 config/picochip/libgccExtras/clzsi2.asm,
17808 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
17809 config/rs6000/darwin-libgcc.10.4.ver,
17810 config/rs6000/darwin-libgcc.10.5.ver,
17811 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
17812 config/rs6000/t-aix43, config/rs6000/t-aix52,
17813 config/rs6000/t-darwin, config/rs6000/t-fprules,
17814 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
17815 config/rs6000/t-lynx, config/rs6000/t-netbsd,
17816 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
17817 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
17818 config/rs6000/t-rtems, config/rs6000/t-spe,
17819 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
17820 config/score/t-score-elf, config/sh/divcost-analysis,
17821 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
17822 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
17823 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
17824 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
17825 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
17826 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
17827 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
17828 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
17829 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
17830 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
17831 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
17832 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
17833 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
17834 limitx.h, version.c, xcoff.h: Add copyright and license notices.
17835 * config/h8300/genmova.sh: Include copyright and license notices
17836 in generated output.
17837 * config/h8300/mova.md: Regenerate.
17838 * doc/install.texi2html: Include word "Copyright" in copyright
17839 notice and use name "Free Software Foundation, Inc.".
17840 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17841 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17842 ChangeLog-2007, ChangeLog-2008: Correct dates.
17844 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
17846 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
17847 NE_EXPR operations as well.
17848 * c-parser.c (c_parser_condition): Do not set location information on
17850 (c_parser_conditional_expression): Likewise.
17851 (c_parser_binary_expression): Set location information on operators.
17852 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
17853 TRUTH_NOT_EXPR has been folded.
17854 * fold-const.c (fold_truth_not_expr): Copy location information from
17855 the incoming expression to the outgoing one.
17856 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
17857 recursive calls on the LHS of the operator but pass that of the
17858 operator to recursive calls on the RHS of the operator. Set it
17860 (shortcut_cond_expr): Set the locus of the operator on the second
17861 COND_EXPR and that of the expression on the first in degenerate cases.
17862 Pass the locus of the expression to calls to shortcut_cond_r.
17863 Set the locus of the 'then' block on the associated jump, if any.
17864 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
17865 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
17866 expression to call to gimplify_boolean_expr.
17868 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
17870 * config.gcc: Add additional configuration for
17871 i686-w64-mingw* and x86_64-w64-mingw* triplet.
17872 * config/i386/mingw-w64.h: New mingw-w64 specific header.
17873 (CPP_SPEC): Redefine for allowing -municode option.
17874 (STARTFILE_SPEC): Likewise.
17875 * config/i386/t-mingw-w64: New.
17876 * config/i386/mingw-w64.opt: New.
17877 (municode): Add new target option.
17878 * doc/invoke.texi (municode): Add documentation for new option.
17880 2009-04-21 Ian Lance Taylor <iant@google.com>
17882 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17883 Correct test for number of arguments.
17884 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
17886 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
17888 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
17889 argument of emit_library_call.
17891 2009-04-21 Richard Guenther <rguenther@suse.de>
17893 PR middle-end/39829
17894 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
17895 inside VIEW_CONVERT_EXPRs.
17897 2009-04-21 Martin Jambor <mjambor@suse.cz>
17899 * tree-switch-conversion.c (build_constructors): Split a long line.
17900 (constructor_contains_same_values_p): New function.
17901 (build_one_array): Create assigns of constants if possible, do not
17902 call mark_sym_for_renaming, call update_stmt.
17903 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
17904 make_rename_temp. Do not call mark_symbols_for_renaming, call
17906 (gen_def_assigns): Do not call mark_symbols_for_renaming or
17907 find_new_referenced_vars, call update_stmt.
17908 (gen_inbound_check): Use create_tmp_var and create ssa names manually
17909 instead of calling make_rename_temp. Do not call
17910 find_new_referenced_vars or mark_symbols_for_renaming, call
17913 2009-04-21 Richard Guenther <rguenther@suse.de>
17915 PR tree-optimization/39827
17916 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
17917 (tree_ssa_phiprop): Pass the correct array size.
17919 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
17921 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
17923 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
17926 * c-typeck.c (lvalue_p): Move declaration ...
17927 * c-common.h (lvalue_p): ... to here.
17928 * c-common.c (candidate_equal_p): New.
17929 (add_tlist): Use it.
17930 (merge_tlist): Use it.
17931 (warn_for_collisions_1): Likewise.
17932 (warning_candidate_p): Accept more candidates.
17933 (verify_tree): A warning candidate can be an expression. Use
17936 2009-04-21 Ben Elliston <bje@au.ibm.com>
17939 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
17940 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
17941 options. Remove -mcall-solaris documentation.
17943 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17946 * doc/invoke.texi (-Wlong-long): Update description.
17947 * c-lex (interpret_integer): Only warn if there was no previous
17948 overflow and -Wlong-long is enabled.
17949 * c-decl.c (declspecs_add_type): Drop redundant flags.
17950 * c.opt (Wlong-long): Init to -1.
17951 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
17952 and front-end warn_long_long. Wlong-long only depends on other
17953 flags if it is uninitialized.
17954 * c-parser.c (disable_extension_diagnostics): warn_long_long is
17955 the same for CPP and FE.
17956 (restore_extension_diagnostics): Likewise.
17958 2009-04-20 Ian Lance Taylor <iant@google.com>
17960 Fix enum conversions which are invalid in C++:
17961 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
17962 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
17963 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
17964 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
17965 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
17966 (dbxout_parms): Likewise.
17967 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
17968 (df_clear_flags): Likewise.
17969 * df-problems.c (df_rd_bb_local_compute_process_def): Change
17970 top_flag parameter to int.
17971 (df_chain_create_bb_process_use): Likewise.
17972 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
17974 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
17975 (df_ref_create_structure, df_def_record_1): Likewise.
17976 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
17977 (df_notes_rescan): Change 0 to VOIDmode in function call.
17978 (df_get_call_refs, df_insn_refs_collect): Likewise.
17979 (df_bb_regs_collect): Likewise.
17980 (df_entry_block_defs_collect): Likewise.
17981 (df_exit_block_uses_collect): Likewise.
17982 * df.h: Update declarations.
17983 * double-int.c (double_int_divmod): Add cast to enum type.
17984 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
17985 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
17986 (based_loc_descr): Likewise.
17987 (loc_descriptor_from_tree_1): Change first_op and second_op to
17988 enum dwarf_location_atom. Add cast to enum type.
17989 * expmed.c (init_expmed): Change 0 to SET in function call.
17990 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
17991 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
17992 (do_store_flag): Likewise.
17993 * fixed-value.h (struct fixed_value): Change mode to enum
17995 * function.c (assign_parms): Change 0 to VOIDmode in function call.
17996 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
17998 (insert_insn_decl, insert_decl, insert_state): Likewise.
17999 (automata_list_finish): Likewise.
18000 * genrecog.c (process_define_predicate): Add cast to enum type.
18001 * gensupport.c (init_predicate_table): Add cast to enum type.
18002 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
18004 (gimple_build_call_1, gimple_build_label): Likewise.
18005 (gimple_build_goto, gimple_build_asm_1): Likewise.
18006 (gimple_build_switch_1, gimple_build_cdt): Likewise.
18007 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
18008 (enum fallback): Rename from enum fallback_t.
18009 (fallback_t): Typedef as int.
18010 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
18011 GSI_SAME_STMT in function call.
18012 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
18014 (setup_reg_class_relations): Likewise.
18015 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
18016 (setup_prohibited_class_mode_regs): Add cast to enum type.
18017 (setup_prohibited_mode_move_regs): Likewise.
18018 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
18019 (record_address_regs): Change i to enum reg_class.
18020 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
18021 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
18022 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
18023 (GET_MODE_2XWIDER_MODE): Likewise.
18024 (GET_CLASS_NARROWEST_MODE): Likewise.
18025 * omp-low.c (expand_omp_for): Add cast to enum type.
18026 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
18027 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
18028 * postreload.c (reload_cse_simplify_operands): Change rclass local
18030 * predict.c (combine_predictions_for_insn): Change best_predictor
18031 and predictor to enum br_predictor.
18032 (combine_predictions_for_bb): Likewise.
18033 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
18034 use SET_PREDICT_EXPR_OUTCOME.
18035 * real.c (real_arithmetic): Change icode to code in function call.
18036 * reginfo.c (init_move_cost): Add casts to enum type.
18037 (init_reg_sets_1, init_fake_stack_mems): Likewise.
18038 * regmove.c (regclass_compatible_p): Change class0 and class1 to
18040 * reload.c (find_valid_class): Add casts to enum type.
18041 (push_reload): Change 0 to NO_REGS in function call.
18042 (find_reloads): Change this_alternative to array of enum
18043 reg_class. Remove some now-unnecessary casts.
18044 (make_memloc): Change 0 to VOIDmode in function call.
18045 * reload1.c (reload): Change 0 to VOIDmode in function call.
18046 (eliminate_regs_1, elimination_effects): Likewise.
18047 (eliminate_regs_in_insn): Likewise.
18048 (emit_input_reload_insns): Add cast to enum type.
18049 (delete_output_reload): Change 0 to VOIDmode in function call.
18050 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
18051 to enum type in function call.
18052 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
18053 (SET_PREDICT_EXPR_OUTCOME): Define.
18054 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
18055 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
18056 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
18057 (dump_function): Likewise.
18058 * tree-dump.h: Update declarations.
18059 * tree-pass.h: Update declarations.
18060 * varasm.c (assemble_integer): Change mclass to enum mode_class.
18061 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
18063 (arm_rtx_costs_1): Correct parenthesization.
18064 (arm_rtx_costs): Add casts to enum type.
18065 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
18066 (vfp_emit_fstmd): Use add_rg_note.
18067 (emit_multi_reg_push, emit_sfm): Likewise.
18068 (thumb_set_frame_pointer): Likewise.
18069 (arm_expand_prologue): Likewise.
18070 (arm_regno_class): Change return type to enum reg_class.
18071 (thumb1_expand_prologue): Use add_reg_note.
18072 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
18073 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
18075 * config/arm/gentune.sh: Add cast to enum type.
18076 * config/arm/arm-tune.md: Rebuild.
18077 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
18078 (ix86_split_fp_branch, predict_jump): Likewise.
18079 (ix86_expand_multi_arg_builtin): Change sub_code from enum
18080 insn_code to enum rtx_code.
18081 (ix86_builtin_vectorized_function): Add cast to enum type.
18082 * config/i386/i386.md (truncdfsf2): Change slot to enum
18084 (truncxf<mode>2, isinf<mode>2): Likewise.
18085 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
18087 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
18088 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
18089 (insert_bundle_state): Change 1 to INSERT in function call.
18090 (ia64_add_bundle_selector_before): Likewise.
18091 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
18092 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
18093 (restore_stack_nonlocal): Likewise.
18094 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
18096 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
18098 (mips_rtx_costs): Likewise.
18099 (mips_override_options): Add casts to enum type.
18100 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
18102 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
18103 (store_reg, set_reg_plus_d): Likewise.
18104 (hppa_expand_prologue, hppa_profile_hook): Likewise.
18105 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18107 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
18109 (emit_unlikely_jump): Use add_reg_note.
18110 (rs6000_emit_allocate_stack): Likewise.
18111 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
18112 (output_toc): Change 1 to INSERT in function call.
18113 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
18114 (rs6000_initialize_trampoline): Likewise.
18115 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
18117 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
18118 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
18119 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
18120 (save_gprs): Use add_reg_note.
18121 (s390_emit_prologue): Likewise.
18122 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18123 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
18124 (sparc_fold_builtin): Add cast to enum type.
18125 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
18127 (spu_expand_prologue): Use add_reg_note.
18128 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
18130 2009-04-20 Ian Lance Taylor <iant@google.com>
18132 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
18133 (c_parser_postfix_expression_after_primary): Get VEC for list of
18134 arguments. Get original types of arguments. Call
18135 build_function_call_vec.
18136 (cached_expr_list_1, cached_expr_list_2): New static variables.
18137 (c_parser_expr_list): Change return type to VEC *. Add
18138 p_orig_types parameter. Change all callers.
18139 (c_parser_release_expr): New static function.
18140 (c_parser_vec_to_tree_list): New static function.
18141 * c-typeck.c (build_function_call): Rewrite to build a VEC and
18142 call build_function_call_vec.
18143 (build_function_call_vec): New function, based on old
18144 build_function_call.
18145 (convert_arguments): Remove nargs and argarray parameters. Change
18146 values to a VEC. Add origtypes parameter.
18147 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
18148 (convert_for_assignment): Add origtype parameter. Change all
18149 callers. If warn_cxx_compat, check for conversion to an enum
18150 type when calling a function.
18151 (store_init_value): Add origtype parameter. Change all callers.
18152 (digest_init): Likewise.
18153 (struct init_node): Add origtype field.
18154 (add_pending_init): Add origtype parameter. Change all callers.
18155 (output_init_element): Likewise.
18156 (output_pending_init_elements): Pass origtype from init_node to
18157 output_init_element.
18158 (process_init_element): Pass origtype from c_expr to
18159 output_init_element.
18160 (c_finish_return): Add origtype parameter. Change all callers.
18161 * c-common.c (sync_resolve_size): Change params to VEC *. Change
18163 (sync_resolve_params): Likewise.
18164 (sync_resolve_return): Change params to first_param. Change caller.
18165 (resolve_overloaded_builtins): Change params to VEC *. Change
18166 callers. Save first parameter around call to build_function_call_vec.
18167 * c-decl.c (finish_decl): Add origtype parameter. Change all
18168 callers. Call build_function_call_vec rather than
18169 build_function_call for cleanup.
18170 * c-tree.h: Update declarations.
18171 * c-common.h: Update declarations.
18172 * stub-objc.c (objc_rewrite_function_call): Change parameter from
18173 params to first_param.
18174 * target.h (struct gcc_target): Change resolve_overloaded_builtin
18175 params parameter from tree to void *.
18176 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18177 Change arglist parameter to have type void *, and to be a pointer
18179 * config/rs6000/rs6000-protos.h
18180 (altivec_resolve_overloaded_builtin): Update declaration.
18181 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
18182 fnargs parameter to have type void *, and to be a pointer to a
18183 VEC. Call build_function_call_vec instead of
18184 build_function_call.
18185 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
18187 2009-04-20 Joey Ye <joey.ye@intel.com>
18188 Xuepeng Guo <xuepeng.guo@intel.com>
18189 H.J. Lu <hongjiu.lu@intel.com>
18191 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
18193 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
18194 (IX86_LEA_PRIORITY): Likewise.
18195 (distance_non_agu_define): New function.
18196 (distance_agu_use): Likewise.
18197 (ix86_lea_for_add_ok): Likewise.
18198 (ix86_dep_by_shift_count): Likewise.
18200 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
18201 should split for LEA.
18203 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
18205 (ix86_dep_by_shift_count): Likewise.
18207 2009-04-20 Richard Guenther <rguenther@suse.de>
18209 * expr.c (handled_component_p): Move ...
18210 * tree.h (handled_component_p): ... here.
18211 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
18212 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
18213 and REALPART_EXPR to be in one group.
18215 2009-04-20 Richard Guenther <rguenther@suse.de>
18217 * basic-block.h (get_all_dominated_blocks): Declare.
18218 * dominance.c (get_all_dominated_blocks): New function.
18219 * tree-cfg.c (get_all_dominated_blocks): Remove.
18220 (remove_edge_and_dominated_blocks): Adjust.
18221 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
18222 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
18223 instead of recursing.
18225 2009-04-20 Doug Kwan <dougkwan@google.com>
18227 * cgraph.h (cgraph_node_ptr): New type for vector functions.
18228 (struct cgraph_node_set_def): New type.
18229 (cgraph_node_set) New type. Also declare vector functions.
18230 (struct cgraph_node_set_element_def): New type.
18231 (cgraph_node_set_element): Ditto.
18232 (cgraph_node_set_iterator): New iterator type.
18233 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
18234 cgraph_node_set_remove, dump_cgraph_node_set,
18235 debug_cgraph_node_set): New prototypes.
18236 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
18237 cgraph_node_set_size): New inlines.
18238 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
18239 including cgraph.h.
18240 (struct ipa_opt_pass): Add struct cgraph_node_set_def
18241 argument to function 'write_summary'.
18242 * ipa.c: Include ggc.h.
18243 (hash_cgraph_node_set_element,
18244 eq_cgraph_node_set_element, cgraph_node_set_new,
18245 cgraph_node_set_add, cgraph_node_set_remove,
18246 cgraph_node_set_find, dump_cgraph_node_set,
18247 debug_cgraph_node_set): New functions.
18248 * Makefile.in (ipa.o): Add dependency on GGC_H.
18250 2009-04-20 Ira Rosen <irar@il.ibm.com>
18252 PR tree-optimization/39675
18253 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
18254 check of the return code of vect_schedule_slp. Check that
18255 stmt_vec_info still exists for the statement, before checking its
18256 vectorization type.
18258 2009-04-20 Michael Matz <matz@suse.de>
18260 * Makefile.in (generated_files): Take out $(simple_generated_c).
18262 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
18264 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
18265 (UINTPTR_TYPE): Likewise.
18267 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18270 * c-typeck.c (digest_init): Check for initializing an array with a
18273 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18276 * c-semantics.c (pop_stmt_list): Propagate
18277 STATEMENT_LIST_HAS_LABEL to parent statement list.
18279 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
18281 * config/mips/mips.h (mips_tune_attr): New macro.
18282 * config/mips/mips.md (cpu): Use it.
18284 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18287 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
18290 2009-04-19 Diego Novillo <dnovillo@google.com>
18292 * toplev.c (compile_file): Move call to coverage_finish ...
18293 * cgraphunit.c (ipa_passes): ... here.
18294 Call cgraph_process_new_functions.
18295 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
18296 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
18298 2009-04-19 Jan Hubicka <jh@suse.cz>
18300 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
18302 (dump_cgraph_node): Dump can throw external flag.
18303 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
18305 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18309 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
18310 * common.opt (Wlogical-op): Move from here...
18311 * c.opt (Wlogical-op): ... to here.
18312 * c-typeck.c (parser_build_binary_op): Update call to
18313 warn_logical_operator.
18314 * c-opts.c (c_common_post_options): Enable warn_logical_op with
18316 * c-common.c (warn_logical_op): Update.
18317 * c-common.h (warn_logical_op): Update declaration.
18319 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
18321 * tree.c (protected_set_expr_location): Fix formatting.
18323 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18326 * c-typeck.c (readonly_warning): new.
18327 (build_unary_op, build_modify_expr): Use readonly_warning for
18328 storing into something readonly but not const-qualified.
18330 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18333 * c-typeck.c (build_unary_op): Check for taking address of
18334 expression of type void.
18336 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18339 * c-typeck.c (build_function_call): Check for calling a function
18340 with qualified void return types. Call require_complete_type when
18343 2009-04-18 Jan Hubicka <jh@suse.cz>
18345 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
18347 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
18348 can_throw_external flag.
18349 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
18350 * ipa-pure-const.c (ignore_edge): New function.
18351 (propagate): Compute order for NOTHROW computation; set NOTHROWs
18352 only over can_throw_external edges.
18353 (local_pure_const): Add nothrow flag.
18354 * ipa-utils.c (searchc): Add ignore_edge callback.
18355 (ipa_utils_reduced_inorder): Add ignore_edge callback.
18356 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
18357 (set_nothrow_function_flags): Update cgraph.
18358 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
18360 2009-04-18 Richard Guenther <rguenther@suse.de>
18362 PR middle-end/39804
18363 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
18364 (fold_stmt): ... this and ...
18365 (fold_stmt_inplace): ... this.
18366 (fold_stmt_1): Fold references in calls and asms.
18367 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
18369 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18371 * tree-vrp.c (ssa_name_nonzero_p): Remove.
18372 * tree.h: Remove the prototype for ssa_name_nonzero_p.
18374 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18376 * tree.c (function_args_count): Remove.
18377 * tree.h: Remove the prototype for function_args_count.
18379 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18381 * tree-iterator.c (expr_only): Remove.
18382 * tree.h: Remove the prototype for expr_only.
18384 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18386 * reginfo.c (cannot_change_mode_set_regs): Remove.
18387 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
18389 2009-04-08 Anatoly Sokolov <aesok@post.ru>
18391 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
18392 whether operands 0 and 1 overlaps.
18394 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
18396 PR middle-end/36902
18397 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
18398 pointer. Use warning_at instead of warning.
18399 (search_for_addr_array): Likewise.
18400 (check_array_bounds): Likewise.
18401 (check_all_array_refs): Check that the incoming edge is not in the
18402 list of edges to be removed.
18403 (check_all_array_refs): Avoid the temporal pointer.
18404 (vrp_visit_cond_stmt): Fix typo.
18405 (simplify_switch_using_ranges): Handle the case where the switch
18406 index is an integer constant.
18408 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
18410 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
18412 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18414 * doc/extend.texi, doc/invoke.texi: Fix typos.
18416 2009-04-17 Cary Coutant <ccoutant@google.com>
18418 * tree-flow-inline.h (get_lineno): Fix inverted test.
18420 2009-04-17 Diego Novillo <dnovillo@google.com>
18422 * tree-ssa-pre.c (create_expression_by_pieces): Remove
18423 assertion for AVAIL_OUT.
18425 2009-04-17 Mike Frysinger <vapier@gentoo.org>
18428 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
18429 * config/sh/linux-atomic.asm: Likewise.
18431 2009-04-17 Diego Novillo <dnovillo@google.com>
18433 * except.c (debug_eh_tree): New.
18434 (struct eh_region, struct eh_status): Move ...
18435 * except.h: ... here.
18436 (add_type_for_runtime): Declare extern.
18437 (lookup_type_for_runtime): Likewise.
18438 (debug_eh_tree): Declare.
18439 * Makefile.in (GTFILES): List except.h before except.c
18441 2009-04-17 Diego Novillo <dnovillo@google.com>
18443 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
18444 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
18445 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
18446 (find_vars_r): ... here.
18447 * tree-flow.h (find_referenced_vars_in): Declare.
18448 * tree-ssa-pre.c (create_expression_by_pieces): Assert
18449 that AVAIL_OUT exists for BLOCK.
18450 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
18451 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
18452 (tree-parloops.o): Likewise.
18454 2009-04-17 Simon Baldwin <simonb@google.com>
18456 * toplev.c (default_tree_printer): Add handling for %E format.
18458 2009-04-17 Diego Novillo <dnovillo@google.com>
18460 * tree-pretty-print.c (dump_generic_node): Add break after
18461 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
18462 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
18463 FUNCTION_TYPE together. Call print_struct_decl when printing
18464 structures and TDF_SLIM is not given.
18465 (print_struct_decl): Fix logic for detecting recursion.
18467 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18470 * gcc.c (create_at_file): New.
18471 (compile_input_file_p): New.
18472 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
18473 * main.c (main): Update call to toplev_main.
18474 * toplev.c (toplev_main): Change signature. Call expandargv.
18475 * toplev.h (toplev_main): Change signature.
18477 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18479 * dwarf2out.c (field_byte_offset): Use the type size as the field size
18480 if the latter is not constant.
18482 2009-04-17 David Edelsohn <edelsohn@gnu.org>
18484 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
18486 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18488 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
18489 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
18491 2009-04-17 Richard Guenther <rguenther@suse.de>
18493 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18494 Handle component references view-converting an invariant address.
18496 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
18498 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
18499 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
18500 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
18501 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
18502 Use @deftypevr rather than @deftypevar.
18504 2009-04-17 Richard Guenther <rguenther@suse.de>
18506 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
18507 (get_prop_source_stmt): Likewise.
18508 (can_propagate_from): Likewise.
18510 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
18512 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
18513 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
18514 (--with-multilib-list): Add default value.
18515 * configure: Regenerate.
18516 * Makefile.in (TM_ENDIAN_CONFIG): Define.
18517 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
18518 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
18519 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
18520 Don't add default cpu to multilib list unnecessarily, but do enable
18521 the relevant compiler option..
18522 Add support for --with-multilib-list=<blank> and
18523 --with-multilib-list=!<somelib> to supress unwanted multilibs.
18524 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
18525 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
18526 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
18527 TM_MULTILIB_CONFIG.
18528 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
18529 (MULTILIB_OSDIRNAMES): New variable.
18530 * config/sh/t-1e: Delete file.
18531 * config/sh/t-mlib-sh1: Delete file.
18532 * config/sh/t-mlib-sh2: Delete file.
18533 * config/sh/t-mlib-sh2a: Delete file.
18534 * config/sh/t-mlib-sh2a-nofpu: Delete file.
18535 * config/sh/t-mlib-sh2a-single: Delete file.
18536 * config/sh/t-mlib-sh2a-single-only: Delete file.
18537 * config/sh/t-mlib-sh2e: Delete file.
18538 * config/sh/t-mlib-sh3e: Delete file.
18539 * config/sh/t-mlib-sh4: Delete file.
18540 * config/sh/t-mlib-sh4-nofpu: Delete file.
18541 * config/sh/t-mlib-sh4-single: Delete file.
18542 * config/sh/t-mlib-sh4-single-only: Delete file.
18543 * config/sh/t-mlib-sh4a: Delete file.
18544 * config/sh/t-mlib-sh4a-nofpu: Delete file.
18545 * config/sh/t-mlib-sh4a-single: Delete file.
18546 * config/sh/t-mlib-sh4a-single-only: Delete file.
18547 * config/sh/t-mlib-sh4al: Delete file.
18548 * config/sh/t-mlib-sh5-32media: Delete file.
18549 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
18550 * config/sh/t-mlib-sh5-64media: Delete file.
18551 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
18552 * config/sh/t-mlib-sh5-compact: Delete file.
18553 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
18554 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
18555 * doc/install.texi (Options specification): Add
18556 --with-multilib-list and --with-endian.
18558 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18560 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
18562 (OBJS-common): Add plugin-version.o.
18563 (plugin-version.o): New.
18564 * gcc-plugin.h (plugin_gcc_version): New.
18565 (plugin_default_version_check): New.
18566 (plugin_init_func, plugin_init): Add version argument.
18567 * plugin-version.c: New.
18568 * plugin.c (str_plugin_gcc_version_name): New.
18569 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
18570 pass it to the init function.
18571 (plugin_default_version_check): New.
18573 2009-04-17 Richard Guenther <rguenther@suse.de>
18575 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
18576 for decl-vs-decl disambiguation.
18578 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
18580 * config/s390/s390.h (s390_tune_attr): New macro definition.
18581 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
18583 2009-04-17 Richard Guenther <rguenther@suse.de>
18585 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
18586 (fold_stmt_r): Likewise.
18587 (maybe_fold_reference): New function.
18588 (fold_gimple_assign): Handle cases fold_stmt_r did.
18589 (fold_stmt): Do not use fold_stmt_r.
18590 (fold_stmt_inplace): Likewise.
18592 2009-04-17 Richard Guenther <rguenther@suse.de>
18594 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
18595 (record_equivalences_from_stmt): Remove useless checks and
18597 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
18598 the type is already suitable.
18600 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
18602 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
18604 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
18606 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
18607 (CMPtype): Define as __gcc_CMPtype.
18609 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
18611 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
18612 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
18614 2009-04-17 Richard Guenther <rguenther@suse.de>
18616 PR tree-optimization/39746
18617 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
18618 special-casing for builtins and static variable use/def.
18619 (call_may_clobber_ref_p_1): Likewise.
18621 2009-04-16 Ian Lance Taylor <iant@google.com>
18623 * df.h: Include "timevar.h".
18624 (struct df_problem): Change tv_id field to timevar_id_t.
18625 * tree-pass.h: Include "timevar.h".
18626 (struct opt_pass): Change tv_id field to timevar_id_t.
18627 * timevar.h (timevar_id_t): Define TV_NONE.
18628 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
18629 TV_NONE rather than tv_id != 0.
18630 (execute_one_pass): Likewise.
18631 * Makefile.in (DF_H): Add $(TIMEVAR_H).
18632 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
18633 dependencies to $(TREE_PASS_H).
18634 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
18636 (pass_branch_target_load_optimize2): Likewise.
18637 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
18638 (pass_outof_cfg_layout_mode): Likewise.
18639 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
18640 (pass_rebuild_cgraph_edges): Likewise.
18641 (pass_remove_cgraph_callee_edges): Likewise.
18642 * df-core.c (pass_df_initialize_opt): Likewise.
18643 (pass_df_initialize_no_opt): Likewise.
18644 (pass_df_finish): Likewise.
18645 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
18646 * except.c (pass_set_nothrow_function_flags): Likewise.
18647 (pass_convert_to_eh_region_ranges): Likewise.
18648 * final.c (pass_compute_alignments): Likewise.
18649 * function.c (pass_instantiate_virtual_regs): Likewise.
18650 (pass_init_function): Likewise.
18651 (pass_leaf_regs): Likewise.
18652 (pass_match_asm_constraints): Likewise.
18653 * gimple-low.c (pass_lower_cf): Likewise.
18654 (pass_mark_used_blocks): Likewise.
18655 * init-regs.c (pass_initialize_regs): Likewise.
18656 * integrate.c (pass_initial_value_sets): Likewise.
18657 * ira.c (pass_ira): Likewise.
18658 * jump.c (pass_cleanup_barriers): Likewise.
18659 * omp-low.c (pass_expand_omp): Likewise.
18660 (pass_lower_omp): Likewise.
18661 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
18662 * recog.c (pass_split_all_insns): Likewise.
18663 (pass_split_after_reload): Likewise.
18664 (pass_split_before_regstack): Likewise.
18665 (pass_split_before_sched2): Likewise.
18666 (pass_split_for_shorten_branches): Likewise.
18667 * reginfo.c (pass_reginfo_init): Likewise.
18668 (pass_subregs_of_mode_init): Likewise.
18669 (pass_subregs_of_mode_finish): Likewise.
18670 * passes.c (pass_postreload): Likewise.
18671 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
18672 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
18673 (pass_warn_function_return): Likewise.
18674 (pass_warn_function_noreturn): Likewise.
18675 * tree-complex.c (pass_lower_complex): Likewise.
18676 (pass_lower_complex_O0): Likewise.
18677 * tree-if-conv.c (pass_if_conversion): Likewise.
18678 * tree-into-ssa.c (pass_build_ssa): Likewise.
18679 * tree-mudflap.c (pass_mudflap_1): Likewise.
18680 (pass_mudflap_2): Likewise.
18681 * tree-nomudflap.c (pass_mudflap_1): Likewise.
18682 (pass_mudflap_2): Likewise.
18683 * tree-nrv.c (pass_return_slot): Likewise.
18684 * tree-object-size.c (pass_object_sizes): Likewise.
18685 * tree-optimize.c (pass_all_optimizations): Likewise.
18686 (pass_early_local_passes): Likewise.
18687 (pass_all_early_optimizations): Likewise.
18688 (pass_cleanup_cfg): Likewise.
18689 (pass_cleanup_cfg_post_optimizing): Likewise.
18690 (pass_free_datastructures): Likewise.
18691 (pass_free_cfg_annotations): Likewise.
18692 (pass_fixup_cfg): Likewise.
18693 (pass_init_datastructures): Likewise.
18694 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
18695 (pass_late_warn_uninitialized): Likewise.
18696 (pass_update_address_taken): Likewise.
18697 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
18698 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
18699 (pass_cse_sincos): Likewise.
18700 (pass_convert_to_rsqrt): Likewise.
18701 * tree-ssa-structalias.c (pass_build_alias): Likewise.
18702 * tree-stdarg.c (pass_stdarg): Likewise.
18703 * tree-tailcall.c (pass_tail_recursion): Likewise.
18704 (pass_tail_calls): Likewise.
18705 * tree-vect-generic.c (pass_lower_vector): Likewise.
18706 (pass_lower_vector_ssa): Likewise.
18707 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
18709 2009-04-16 Joseph Myers <joseph@codesourcery.com>
18711 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
18713 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
18715 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
18716 logical and signext.
18718 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
18721 * config/sh/predicates.md (arith_operand): Check if the operand
18722 of TRUNCATE is a REG.
18724 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18726 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
18727 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
18729 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18731 * tree-iterator.c (tsi_split_statement_list_after,
18732 tsi_split_statement_list_before): Remove.
18733 * tree-iterator.h: Remove the prototypes for
18734 tsi_split_statement_list_after and tsi_split_statement_list_before.
18736 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18738 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
18739 * tree-ssa-propagate.h: Remove the prototype for
18740 stmt_makes_single_load.
18742 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18744 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
18745 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
18747 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18749 * tree-iterator.c (EXPR_LAST_BODY): Remove.
18751 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18753 * except.c (eh_region_outer_p): Remove.
18754 * except.h: Remove the prototype for eh_region_outer_p.
18756 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18758 * function.c (current_function_assembler_name): Remove.
18759 * function.h: Remove the prototype for
18760 current_function_assembler_name.
18762 2009-04-16 Ian Lance Taylor <iant@google.com>
18764 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
18765 (add_reg_note): Call alloc_reg_note.
18766 * rtl.h (alloc_reg_note): Declare.
18767 * combine.c (try_combine): Use alloc_reg_note.
18768 (recog_for_combine, move_deaths): Likewise.
18769 (distribute_notes): Use alloc_reg_note and add_reg_note.
18770 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
18771 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
18772 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
18774 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
18776 PR rtl-optimization/39762
18777 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
18778 ira_may_move_out_cost): Add comments about way of their usage.
18779 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
18781 * ira-conflicts.c (process_regs_for_copy): Use function
18782 ira_get_register_move_cost instead of global
18783 ira_register_move_cost.
18785 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
18786 color_pass, move_spill_restore, update_curr_costs): Ditto.
18788 * ira-lives.c (process_single_reg_class_operands): Ditto.
18790 * ira-emit.c (emit_move_list): Ditto.
18792 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
18793 (record_reg_classes): Ditto. Use functions
18794 ira_get_register_move_cost and ira_get_may_move_cost instead of
18795 global vars ira_register_move_cost, ira_may_move_out_cost and
18796 ira_may_move_in_cost.
18797 (record_address_regs): Don't call ira_init_register_move_cost.
18798 Use function ira_get_may_move_cost instead of global
18799 ira_may_move_in_cost.
18800 (process_bb_node_for_hard_reg_moves): Use function
18801 ira_get_register_move_cost instead of global ira_register_move_cost.
18802 (ira_costs): Don't call ira_init_register_move_cost.
18804 2009-04-16 Richard Guenther <rguenther@suse.de>
18806 * tree-cfg.c (verify_gimple_assign_binary):
18807 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
18808 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
18809 (create_general_new_stmt): Note that this function is broken.
18811 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18813 * common.opt (fhelp): Add Var(help_flag).
18814 * gcc-plugin.h (plugin_info): Add help.
18815 * plugin.c (plugin_name_args): Add help.
18816 (register_plugin_info): Set plugin->help.
18817 (print_help_one_plugin): New.
18818 (print_plugins_help): New.
18819 * plugin.h (print_plugins_help): New.
18820 * toplev.c (toplev_main): Call print_plugins_help if needed.
18822 2009-04-16 Richard Guenther <rguenther@suse.de>
18824 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
18825 (gimple_ior_addresses_taken_1): New function.
18826 (gimple_ior_addresses_taken): Likewise.
18827 * gimple.h (struct gimple_statement_with_ops_base): Remove
18828 addresses_taken member.
18829 (gimple_ior_addresses_taken): Declare.
18830 (gimple_addresses_taken, gimple_addresses_taken_ptr,
18831 gimple_set_addresses_taken): Remove.
18832 * ipa-reference.c (mark_address): New function.
18833 (scan_stmt_for_static_refs): Use it for marking addresses taken.
18834 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
18835 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
18836 (gimple_add_to_addresses_taken): Remove.
18837 (get_tmr_operands): Call mark_address_taken.
18838 (get_asm_expr_operands): Likewise.
18839 (get_expr_operands): Likewise.
18840 (build_ssa_operands): Do not clear the addresses_taken bitmap.
18841 (free_stmt_operands): Do not free it.
18842 * tree-ssa.c (delete_tree_ssa): Likewise.
18843 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
18845 2009-04-16 Richard Guenther <rguenther@suse.de>
18847 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
18848 (walk_stmt_load_store_ops): Likewise.
18849 * gimple.c (get_base_loadstore): New function.
18850 (walk_stmt_load_store_addr_ops): Likewise.
18851 (walk_stmt_load_store_ops): Likewise.
18852 * ipa-pure-const.c (check_op): Simplify.
18853 (check_load, check_store): New functions.
18854 (check_stmt): Use walk_stmt_load_store_ops.
18855 * ipa-reference.c (mark_load): Adjust signature.
18856 (mark_store): Likewise.
18857 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
18859 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18861 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
18862 (plugin_info): New.
18863 * opts.c (common_handle_option): Don't call print_version.
18864 * plugin.c (plugin_name_args): Add version.
18865 (register_plugin_info): New.
18866 (register_callback): Handle PLUGIN_INFO.
18867 (try_init_one_plugin): New.
18868 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
18870 (finalize_one_plugin): New.
18871 (finalize_plugins): New.
18872 (print_one_plugin): New.
18873 (print_plugins_versions): New.
18874 * plugin.h (print_plugins_versions): New.
18875 (finalize_plugins): New.
18876 * toplev.c (compile_file): Don't call initialize_plugins.
18877 (print_version): Call print_plugins_versions.
18878 (toplev_main): Call initialize_plugins. Print version if needed.
18879 Call finalize_plugins.
18881 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18883 * common.opt (fversion): New.
18884 * gcc.c (print_version): New.
18885 (process_command): Don't print the version. Just set print_version.
18886 (main): Print version. Call subprocesses if print_version and
18887 verbose_flag are set.
18888 * opts.c (common_handle_option): Handle OPT_fversion.
18890 2009-04-16 Richard Guenther <rguenther@suse.de>
18891 Ira Rosen <irar@il.ibm.com>
18893 PR tree-optimization/39698
18894 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
18895 type of the reduction variable. Only generate the def if
18898 * omp-low.c (expand_omp_for_generic): When converting to a pointer
18899 make sure to first convert to an integer of the same precision.
18900 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
18901 the type of the evolution correctly in computing the new
18902 induction variable base.
18904 2009-04-16 Richard Guenther <rguenther@suse.de>
18906 PR middle-end/39625
18907 * tree-cfg.c (make_blocks): Split statements with to-be
18908 abnormal SSA names on the lhs.
18910 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
18912 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
18913 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
18914 * c-typeck.c (really_start_incremental_init): Likewise.
18915 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
18916 (TARGET_INITIALIZER): Remove it.
18917 * target.h (struct target): Remove vector_opaque_p.
18918 * tree.c (build_opaque_vector_type): New.
18919 * tree.h (TYPE_VECTOR_OPAQUE): New.
18920 (build_opaque_vector_type): Declare.
18921 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
18922 * config/rs6000/rs6000.c (build_opaque_vector_type,
18923 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
18924 (rs6000_init_builtins): Use build_opaque_vector_type for
18925 opaque_V4SI_type_node.
18927 2009-04-15 Catherine Moore <clm@codesourcery.com>
18929 * debug.h (set_name): Declare.
18930 * dwarf2out.c (dwarf2out_set_name): Declare.
18931 (dwarf2_debug_hooks): Add set_name.
18932 (find_AT_string): New.
18933 (add_AT_string): Call find_AT_string.
18934 (dwarf2out_set_name): New.
18935 * cp/decl.c (grokdeclarator): Call set_name.
18936 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
18937 * debug.c (do_nothing_debug_hooks): Likewise.
18938 * dbxout.c (dbx_debug_hooks): Likewise.
18939 * sdbout.c (sdb_debug_hooks): Likewise.
18941 2009-04-15 Michael Eager <eager@eagercon.com>
18943 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
18944 reg for single-precision FPU.
18945 * config/rs6000/rs6000.md (movsi_internal1): Only for
18946 !TARGET_SINGLE_FPU.
18947 (movsi_internal1_single): New. Add pattern to move SI values to/from
18948 single-precision FP regs.
18950 2009-04-15 Richard Guenther <rguenther@suse.de>
18952 * omp-low.c (lower_rec_input_clauses): Build correct address
18954 (expand_omp_for_generic): Fix multiplication type.
18955 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
18956 (generate_memset_zero): Fix types.
18957 * tree-profile.c (prepare_instrumented_value): Correctly
18960 2009-04-15 Ian Lance Taylor <iant@google.com>
18962 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
18963 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
18964 for -Wall and for -Wc++-compat.
18965 (c_common_post_options): For C++, set warn_enum_compare if not
18967 * c-tree.h (struct c_expr): Add field original_type.
18968 (build_external_ref): Update declaration.
18969 * c-parser.c (c_parser_braced_init): Set original_type.
18970 (c_parser_initelt): Likewise.
18971 (c_parser_expr_no_commas): Likewise.
18972 (c_parser_conditional_expression): Likewise.
18973 (c_parser_cast_expression): Likewise.
18974 (c_parser_unary_expression): Likewise. Pull setting of
18975 original_code to top of function.
18976 (c_parser_sizeof_expression): Set original_type.
18977 (c_parser_alignof_expression): Likewise.
18978 (c_parser_postfix_expression): Likewise. Pull setting of
18979 original_code to top of function.
18980 (c_parser_postfix_expression_after_paren_type): Set original_type.
18981 (c_parser_postfix_expression_after_primary): Likewise.
18982 (c_parser_expression): Likewise.
18983 * c-typeck.c (build_external_ref): Add type parameter. Change all
18985 (c_expr_sizeof_expr): Set original_type field.
18986 (parser_build_unary_op): Likewise.
18987 (parser_build_binary_op): Likewise. Optionally warn about
18988 comparisons of enums of different types.
18989 (digest_init): Set original_type field.
18990 (really_start_incremental_init): Likewise.
18991 (push_init_level, pop_init_level): Likewise.
18992 * doc/invoke.texi (Warning Options): -Wenum-compare now
18995 2009-04-15 Richard Guenther <rguenther@suse.de>
18997 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
18998 out a necessary conversion.
18999 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
19000 names we didn't value number.
19001 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
19003 2009-04-15 Richard Guenther <rguenther@suse.de>
19005 PR tree-optimization/39764
19006 * tree-ssa-ccp.c (get_value): Canonicalize value with
19007 canonicalize_float_value.
19009 2009-04-15 Jan Hubicka <jh@suse.cz>
19011 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
19012 Wrong version of patch.
19014 2009-04-15 Jan Hubicka <jh@suse.cz>
19016 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
19018 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
19020 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
19021 our distinct integral and vector types.
19023 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
19025 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
19026 * init.c (build_vtbl_address): Remove call to assemble_external.
19028 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
19030 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
19031 output for other floating point modes.
19033 2009-04-14 Diego Novillo <dnovillo@google.com>
19035 * diagnostic.c (diagnostic_report_diagnostic): Do not
19036 warn about loaded plugins for DK_ERROR and DK_WARNING.
19037 * c-decl.c (declspecs_add_type): Move call to
19038 invoke_plugin_callbacks ...
19039 * c-parser.c (c_parser_declspecs): ... here.
19040 * plugin.c (dump_active_plugins): Tidy output.
19042 2009-04-14 Diego Novillo <dnovillo@google.com>
19043 Le-Chun Wu <lcwu@google.com>
19045 * configure.ac: Add --enable-plugin support.
19046 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
19047 * Makefile.in (PLUGIN_H): Define.
19048 Export ENABLE_PLUGIN and GMPINC to site.exp.
19049 Add PLUGINLIBS to link command.
19050 Add/modify dependencies for plugin.o and files including plugin.h.
19052 * config.in: Regenerate.
19054 * opts.c (common_handle_option): Handle OPT_fplugin_ and
19057 2009-04-14 Le-Chun Wu <lcwu@google.com>
19059 * tree-pass.h (register_one_dump_file): Add a prototype for
19060 register_one_dump_file.
19061 * toplev.c (compile_file): Call initialize_plugins.
19062 (do_compile): Call invoke_plugin_callbacks.
19063 (toplev_main): Call invoke_plugin_callbacks.
19064 * common.opt: Add -fplugin= and -fplugin-arg-.
19065 * gcc-plugin.h: New public header file for plugins to include.
19066 * plugin.c: New source file.
19067 * plugin.h: New internal header file.
19068 * passes.c (register_one_dump_file): Make it external.
19070 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
19072 2009-04-14 Diego Novillo <dnovillo@google.com>
19074 * doc/plugins.texi: New.
19075 * doc/gccint.texi: Add reference to Plugins chapter.
19076 * doc/invoke.texi: Document -fplugin and -fplugin-arg
19077 * diagnostic.c (diagnostic_report_diagnostic): Warn about
19078 loaded plugins, if any.
19079 * timevar.def (TV_PLUGIN_INIT): Define.
19080 (TV_PLUGIN_RUN): Define.
19081 * plugin.c: Include timevar.h
19082 (plugins_active_p): New.
19083 (dump_active_plugins): New.
19084 (debug_active_plugins): New.
19086 2009-04-14 Joseph Myers <joseph@codesourcery.com>
19088 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
19090 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
19092 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
19094 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
19095 the same as a minus without a shift.
19097 2009-04-14 Nick Clifton <nickc@redhat.com>
19099 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
19100 comparisons with small integers will always produce a short
19103 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
19106 2008-12-19 Diego Novillo <dnovillo@google.com>
19108 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
19110 2009-04-14 Richard Guenther <rguenther@suse.de>
19112 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
19114 (verify_gimple_assign_binary): Likewise. Handle shifts and
19116 (verify_gimple_phi): Print the mismatched argument position.
19117 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19119 (vect_update_init_of_dr): Likewise.
19120 * matrix-reorg.c (transform_access_sites): Do what the
19122 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
19124 2009-04-13 Michael Eager <eager@eagercon.com>
19126 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
19127 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
19128 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
19129 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
19130 remove duplicate config
19132 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19134 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
19135 file_name:line_number type locator of the call site.
19137 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
19139 * genautomata.c: Put blank after comma.
19140 (automaton_decls): New.
19141 (struct unit_usage): Add comments to member next.
19142 (store_alt_unit_usage): Keep the list ordered.
19143 (unit_present_on_list_p, equal_alternatives_p): New.
19144 (check_regexp_units_distribution): Check units distribution
19145 correctness correctly.
19146 (main): Don't write automata if error is found. Return correct
19149 * config/m68k/cf.md (cfv4_ds): Remove.
19150 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
19151 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
19153 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
19154 power4-load-ext, power4-store, power4-store-update,
19155 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
19156 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
19157 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
19158 power4-sqrt, power4-isync): Modify reservation to make correct
19159 unit distribution to automata.
19161 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
19162 power5-store-update, power5-two, power5-three, power5-lmul,
19163 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
19165 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
19167 * except.c (pass_set_nothrow_function_flags): Set name and add
19169 (set_nothrow_function_flags): Mention in the dump file when
19170 changing a function to nothrow.
19172 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
19175 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
19176 instead of unsigned long.
19178 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19180 * config/arm/arm.c (return_used_this_function): Remove.
19181 (arm_output_function_prologue): Remove use of
19182 return_used_this_function.
19183 (output_return_instruction): Replace use of
19184 return_used_this_function
19185 by cfun->machine->return_used_this_function.
19186 (arm_output_epilogue): Likewise.
19187 (arm_output_function_epilogue): Likewise.
19188 (thumb_unexpanded_epilogue): Likewise.
19189 * config/arm/arm.h (struct machine_function):
19190 New member return_used_this_function.
19192 2009-04-12 Mark Mitchell <mark@codesourcery.com>
19194 * doc/install.texi: Correct description of default directory for
19195 --with-gxx-include-dir.
19197 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
19199 * fold-const.c (build_range_check): Properly deal with enumeral and
19200 boolean base types.
19202 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
19204 * doc/invoke.texi (max_gcse_passes): Remove documentation.
19205 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
19206 * params.h (MAX_GCSE_PASSES): Remove.
19207 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
19208 in sequence. Remove ability to run multiple passes.
19209 (bypass_jumps): Report run as third CPROP pass.
19211 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
19213 PR middle-end/39651
19214 * except.c (can_throw_external): Look at each insn in a SEQUENCE
19215 when deciding whether the whole SEQUENCE can throw.
19217 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
19220 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
19221 offseted label references.
19223 2009-04-11 Jan Hubicka <jh@suse.cz>
19225 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
19227 2009-04-11 Richard Guenther <rguenther@suse.de>
19229 PR middle-end/39732
19230 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
19231 return variables as TREE_ADDRESSABLE.
19233 2009-04-11 Richard Guenther <rguenther@suse.de>
19235 PR tree-optimization/39713
19236 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
19237 reference trees have SSA_NAME operands.
19239 2009-04-11 Richard Guenther <rguenther@suse.de>
19242 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
19243 address expressions.
19245 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
19247 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
19248 match changes in Cygwin 1.7
19249 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
19250 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
19252 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19254 PR tree-optimization/39701
19255 * doc/invoke.texi (Optimization Options): Document change in
19256 meaning and initialization of -fdelete-null-pointer-checks.
19258 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19260 PR middle-end/39701
19261 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
19263 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
19266 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
19268 2009-04-10 Chao-ying Fu <fu@mips.com>
19270 * doc/tm.texi (Instruction Output): Document
19271 TARGET_ASM_FINAL_POSTSCAN_INSN.
19272 * target.h (final_postscan_insn): New field in asm_out.
19273 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19274 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
19275 * final.c (final_scan_insn): Call
19276 targetm.asm_out.final_postscan_insn after outputting
19277 an asm macro and a normal instruction.
19279 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
19280 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
19281 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
19282 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
19283 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19285 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19287 PR middle-end/39701
19288 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
19289 variables as non-NULL even with -fdelete-null-pointer-checks.
19291 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19293 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
19295 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
19298 * config/i386/i386.c (classify_argument): Handle SCmode with
19299 (bit_offset % 64) != 0.
19301 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
19303 * doc/invoke.texi (Optimize Options): Add cross-reference to
19304 -Q --help=optimizers examples.
19306 2009-04-10 Ben Elliston <bje@au.ibm.com>
19309 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
19310 regalign for the reg == fpr and TDmode case.
19312 2009-04-09 David Ayers <ayers@fsfe.org>
19315 * objc/objc-act.c (warn_with_method): Remove helper function.
19316 (check_duplicates): Call warning and inform directly.
19317 (really_start_method): Likewise.
19319 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19321 * expmed.c (expand_divmod): Always use a comparison for a division
19322 by a large unsigned integer.
19324 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
19325 for things others than variables or functions as nonzero.
19327 2009-04-09 Nick Clifton <nickc@redhat.com>
19329 * unwind-compat.c: Change copyright header to refer to version
19330 3 of the GNU General Public License with version 3.1 of the
19331 GCC Runtime Library Exception and to point readers at the
19332 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
19333 * config/alpha/crtfastmath.c: Likewise.
19334 * config/alpha/linux-unwind.h: Likewise.
19335 * config/alpha/qrnnd.asm: Likewise.
19336 * config/alpha/vms-crt0-64.c: Likewise.
19337 * config/alpha/vms-crt0.c: Likewise.
19338 * config/alpha/vms-dwarf2.asm: Likewise.
19339 * config/alpha/vms-dwarf2eh.asm: Likewise.
19340 * config/alpha/vms-psxcrt0-64.c: Likewise.
19341 * config/alpha/vms-psxcrt0.c: Likewise.
19342 * config/alpha/vms_tramp.asm: Likewise.
19343 * config/arc/initfini.c: Likewise.
19344 * config/arc/lib1funcs.asm: Likewise.
19345 * config/arm/bpabi-v6m.S: Likewise.
19346 * config/arm/bpabi.S: Likewise.
19347 * config/arm/bpabi.c: Likewise.
19348 * config/arm/crti.asm: Likewise.
19349 * config/arm/crtn.asm: Likewise.
19350 * config/arm/ieee754-df.S: Likewise.
19351 * config/arm/ieee754-sf.S: Likewise.
19352 * config/arm/lib1funcs.asm: Likewise.
19353 * config/arm/libunwind.S: Likewise.
19354 * config/arm/linux-atomic.c: Likewise.
19355 * config/arm/mmintrin.h: Likewise.
19356 * config/arm/pr-support.c: Likewise.
19357 * config/arm/unaligned-funcs.c: Likewise.
19358 * config/arm/unwind-arm.c: Likewise.
19359 * config/arm/unwind-arm.h: Likewise.
19360 * config/avr/libgcc.S: Likewise.
19361 * config/bfin/crti.s: Likewise.
19362 * config/bfin/crtlibid.s: Likewise.
19363 * config/bfin/crtn.s: Likewise.
19364 * config/bfin/lib1funcs.asm: Likewise.
19365 * config/bfin/linux-unwind.h: Likewise.
19366 * config/cris/arit.c: Likewise.
19367 * config/cris/cris_abi_symbol.c: Likewise.
19368 * config/darwin-64.c: Likewise.
19369 * config/darwin-crt2.c: Likewise.
19370 * config/darwin-crt3.c: Likewise.
19371 * config/darwin.h: Likewise.
19372 * config/dbxelf.h: Likewise.
19373 * config/dfp-bit.c: Likewise.
19374 * config/dfp-bit.h: Likewise.
19375 * config/elfos.h: Likewise.
19376 * config/fixed-bit.c: Likewise.
19377 * config/fixed-bit.h: Likewise.
19378 * config/fp-bit.c: Likewise.
19379 * config/fp-bit.h: Likewise.
19380 * config/fr30/crti.asm: Likewise.
19381 * config/fr30/crtn.asm: Likewise.
19382 * config/fr30/lib1funcs.asm: Likewise.
19383 * config/freebsd-spec.h: Likewise.
19384 * config/frv/cmovd.c: Likewise.
19385 * config/frv/cmovh.c: Likewise.
19386 * config/frv/cmovw.c: Likewise.
19387 * config/frv/frvbegin.c: Likewise.
19388 * config/frv/frvend.c: Likewise.
19389 * config/frv/lib1funcs.asm: Likewise.
19390 * config/glibc-stdint.h: Likewise.
19391 * config/h8300/clzhi2.c: Likewise.
19392 * config/h8300/crti.asm: Likewise.
19393 * config/h8300/crtn.asm: Likewise.
19394 * config/h8300/ctzhi2.c: Likewise.
19395 * config/h8300/fixunssfsi.c: Likewise.
19396 * config/h8300/lib1funcs.asm: Likewise.
19397 * config/h8300/parityhi2.c: Likewise.
19398 * config/h8300/popcounthi2.c: Likewise.
19399 * config/i386/ammintrin.h: Likewise.
19400 * config/i386/att.h: Likewise.
19401 * config/i386/avxintrin.h: Likewise.
19402 * config/i386/biarch64.h: Likewise.
19403 * config/i386/bmmintrin.h: Likewise.
19404 * config/i386/cpuid.h: Likewise.
19405 * config/i386/cross-stdarg.h: Likewise.
19406 * config/i386/crtfastmath.c: Likewise.
19407 * config/i386/crtprec.c: Likewise.
19408 * config/i386/cygming-crtbegin.c: Likewise.
19409 * config/i386/cygming-crtend.c: Likewise.
19410 * config/i386/cygwin.asm: Likewise.
19411 * config/i386/emmintrin.h: Likewise.
19412 * config/i386/gmm_malloc.h: Likewise.
19413 * config/i386/gthr-win32.c: Likewise.
19414 * config/i386/i386.h: Likewise.
19415 * config/i386/immintrin.h: Likewise.
19416 * config/i386/linux-unwind.h: Likewise.
19417 * config/i386/linux64.h: Likewise.
19418 * config/i386/mm3dnow.h: Likewise.
19419 * config/i386/mmintrin-common.h: Likewise.
19420 * config/i386/mmintrin.h: Likewise.
19421 * config/i386/nmmintrin.h: Likewise.
19422 * config/i386/pmm_malloc.h: Likewise.
19423 * config/i386/pmmintrin.h: Likewise.
19424 * config/i386/smmintrin.h: Likewise.
19425 * config/i386/sol2-c1.asm: Likewise.
19426 * config/i386/sol2-ci.asm: Likewise.
19427 * config/i386/sol2-cn.asm: Likewise.
19428 * config/i386/sol2-gc1.asm: Likewise.
19429 * config/i386/tmmintrin.h: Likewise.
19430 * config/i386/unix.h: Likewise.
19431 * config/i386/w32-unwind.h: Likewise.
19432 * config/i386/wmmintrin.h: Likewise.
19433 * config/i386/x86-64.h: Likewise.
19434 * config/i386/x86intrin.h: Likewise.
19435 * config/i386/xmmintrin.h: Likewise.
19436 * config/ia64/crtbegin.asm: Likewise.
19437 * config/ia64/crtend.asm: Likewise.
19438 * config/ia64/crtfastmath.c: Likewise.
19439 * config/ia64/crti.asm: Likewise.
19440 * config/ia64/crtn.asm: Likewise.
19441 * config/ia64/fde-glibc.c: Likewise.
19442 * config/ia64/lib1funcs.asm: Likewise.
19443 * config/ia64/linux-unwind.h: Likewise.
19444 * config/ia64/quadlib.c: Likewise.
19445 * config/ia64/unwind-ia64.c: Likewise.
19446 * config/linux.h: Likewise.
19447 * config/m32c/m32c-lib1.S: Likewise.
19448 * config/m32c/m32c-lib2-trapv.c: Likewise.
19449 * config/m32c/m32c-lib2.c: Likewise.
19450 * config/m32r/initfini.c: Likewise.
19451 * config/m68hc11/larith.asm: Likewise.
19452 * config/m68hc11/m68hc11-crt0.S: Likewise.
19453 * config/m68k/cf.md: Likewise.
19454 * config/m68k/crti.s: Likewise.
19455 * config/m68k/crtn.s: Likewise.
19456 * config/m68k/lb1sf68.asm: Likewise.
19457 * config/m68k/linux-unwind.h: Likewise.
19458 * config/mcore/crti.asm: Likewise.
19459 * config/mcore/crtn.asm: Likewise.
19460 * config/mcore/lib1.asm: Likewise.
19461 * config/mips/linux-unwind.h: Likewise.
19462 * config/mips/loongson.h: Likewise.
19463 * config/mips/mips16.S: Likewise.
19464 * config/mmix/crti.asm: Likewise.
19465 * config/mmix/crtn.asm: Likewise.
19466 * config/pa/fptr.c: Likewise.
19467 * config/pa/hpux-unwind.h: Likewise.
19468 * config/pa/lib2funcs.asm: Likewise.
19469 * config/pa/linux-atomic.c: Likewise.
19470 * config/pa/linux-unwind.h: Likewise.
19471 * config/pa/milli64.S: Likewise.
19472 * config/pa/quadlib.c: Likewise.
19473 * config/pa/stublib.c: Likewise.
19474 * config/picochip/libgccExtras/adddi3.asm: Likewise.
19475 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
19476 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
19477 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
19478 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
19479 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
19480 * config/picochip/libgccExtras/divmod15.asm: Likewise.
19481 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
19482 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
19483 * config/picochip/libgccExtras/longjmp.asm: Likewise.
19484 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
19485 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
19486 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
19487 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
19488 * config/picochip/libgccExtras/setjmp.asm: Likewise.
19489 * config/picochip/libgccExtras/subdi3.asm: Likewise.
19490 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
19491 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
19492 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
19493 * config/rs6000/750cl.h: Likewise.
19494 * config/rs6000/altivec.h: Likewise.
19495 * config/rs6000/biarch64.h: Likewise.
19496 * config/rs6000/crtresfpr.asm: Likewise.
19497 * config/rs6000/crtresgpr.asm: Likewise.
19498 * config/rs6000/crtresxfpr.asm: Likewise.
19499 * config/rs6000/crtresxgpr.asm: Likewise.
19500 * config/rs6000/crtsavfpr.asm: Likewise.
19501 * config/rs6000/crtsavgpr.asm: Likewise.
19502 * config/rs6000/darwin-asm.h: Likewise.
19503 * config/rs6000/darwin-fallback.c: Likewise.
19504 * config/rs6000/darwin-fpsave.asm: Likewise.
19505 * config/rs6000/darwin-ldouble.c: Likewise.
19506 * config/rs6000/darwin-tramp.asm: Likewise.
19507 * config/rs6000/darwin-unwind.h: Likewise.
19508 * config/rs6000/darwin-vecsave.asm: Likewise.
19509 * config/rs6000/darwin-world.asm: Likewise.
19510 * config/rs6000/e500crtres32gpr.asm: Likewise.
19511 * config/rs6000/e500crtres64gpr.asm: Likewise.
19512 * config/rs6000/e500crtres64gprctr.asm: Likewise.
19513 * config/rs6000/e500crtrest32gpr.asm: Likewise.
19514 * config/rs6000/e500crtrest64gpr.asm: Likewise.
19515 * config/rs6000/e500crtresx32gpr.asm: Likewise.
19516 * config/rs6000/e500crtresx64gpr.asm: Likewise.
19517 * config/rs6000/e500crtsav32gpr.asm: Likewise.
19518 * config/rs6000/e500crtsav64gpr.asm: Likewise.
19519 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
19520 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
19521 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
19522 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
19523 * config/rs6000/eabi-ci.asm: Likewise.
19524 * config/rs6000/eabi-cn.asm: Likewise.
19525 * config/rs6000/eabi.asm: Likewise.
19526 * config/rs6000/linux-unwind.h: Likewise.
19527 * config/rs6000/linux64.h: Likewise.
19528 * config/rs6000/paired.h: Likewise.
19529 * config/rs6000/paired.md: Likewise.
19530 * config/rs6000/ppc64-fp.c: Likewise.
19531 * config/rs6000/ppu_intrinsics.h: Likewise.
19532 * config/rs6000/rs6000.h: Likewise.
19533 * config/rs6000/si2vmx.h: Likewise.
19534 * config/rs6000/sol-ci.asm: Likewise.
19535 * config/rs6000/sol-cn.asm: Likewise.
19536 * config/rs6000/spe.h: Likewise.
19537 * config/rs6000/spu2vmx.h: Likewise.
19538 * config/rs6000/sysv4.h: Likewise.
19539 * config/rs6000/tramp.asm: Likewise.
19540 * config/rs6000/vec_types.h: Likewise.
19541 * config/s390/linux-unwind.h: Likewise.
19542 * config/s390/tpf-unwind.h: Likewise.
19543 * config/score/crti.asm: Likewise.
19544 * config/score/crtn.asm: Likewise.
19545 * config/sh/crt1.asm: Likewise.
19546 * config/sh/crti.asm: Likewise.
19547 * config/sh/crtn.asm: Likewise.
19548 * config/sh/divtab-sh4-300.c: Likewise.
19549 * config/sh/divtab-sh4.c: Likewise.
19550 * config/sh/divtab.c: Likewise.
19551 * config/sh/lib1funcs-4-300.asm: Likewise.
19552 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
19553 * config/sh/lib1funcs.asm: Likewise.
19554 * config/sh/lib1funcs.h: Likewise.
19555 * config/sh/linux-atomic.asm: Likewise.
19556 * config/sh/linux-unwind.h: Likewise.
19557 * config/sh/shmedia.h: Likewise.
19558 * config/sh/sshmedia.h: Likewise.
19559 * config/sh/ushmedia.h: Likewise.
19560 * config/sparc/crtfastmath.c: Likewise.
19561 * config/sparc/linux-unwind.h: Likewise.
19562 * config/sparc/sol2-c1.asm: Likewise.
19563 * config/sparc/sol2-ci.asm: Likewise.
19564 * config/sparc/sol2-cn.asm: Likewise.
19565 * config/spu/divmodti4.c: Likewise.
19566 * config/spu/divv2df3.c: Likewise.
19567 * config/spu/float_disf.c: Likewise.
19568 * config/spu/float_unsdidf.c: Likewise.
19569 * config/spu/float_unsdisf.c: Likewise.
19570 * config/spu/float_unssidf.c: Likewise.
19571 * config/spu/mfc_multi_tag_release.c: Likewise.
19572 * config/spu/mfc_multi_tag_reserve.c: Likewise.
19573 * config/spu/mfc_tag_release.c: Likewise.
19574 * config/spu/mfc_tag_reserve.c: Likewise.
19575 * config/spu/mfc_tag_table.c: Likewise.
19576 * config/spu/multi3.c: Likewise.
19577 * config/spu/spu_internals.h: Likewise.
19578 * config/spu/spu_intrinsics.h: Likewise.
19579 * config/spu/spu_mfcio.h: Likewise.
19580 * config/spu/vec_types.h: Likewise.
19581 * config/spu/vmx2spu.h: Likewise.
19582 * config/stormy16/stormy16-lib2.c: Likewise.
19583 * config/svr4.h: Likewise.
19584 * config/sync.c: Likewise.
19585 * config/v850/lib1funcs.asm: Likewise.
19586 * config/vxlib-tls.c: Likewise.
19587 * config/vxlib.c: Likewise.
19588 * config/vxworks-dummy.h: Likewise.
19589 * config/xtensa/crti.asm: Likewise.
19590 * config/xtensa/crtn.asm: Likewise.
19591 * config/xtensa/ieee754-df.S: Likewise.
19592 * config/xtensa/ieee754-sf.S: Likewise.
19593 * config/xtensa/lib1funcs.asm: Likewise.
19594 * config/xtensa/lib2funcs.S: Likewise.
19595 * config/xtensa/linux-unwind.h: Likewise.
19596 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
19597 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
19598 * coretypes.h: Likewise.
19599 * crtstuff.c: Likewise.
19600 * defaults.h: Likewise.
19601 * dwarf2.h: Likewise.
19602 * emutls.c: Likewise.
19603 * gbl-ctors.h: Likewise.
19604 * gcov-io.h: Likewise.
19605 * ginclude/float.h: Likewise.
19606 * ginclude/iso646.h: Likewise.
19607 * ginclude/stdarg.h: Likewise.
19608 * ginclude/stdbool.h: Likewise.
19609 * ginclude/stddef.h: Likewise.
19610 * ginclude/stdfix.h: Likewise.
19611 * ginclude/stdint-gcc.h: Likewise.
19612 * ginclude/tgmath.h: Likewise.
19613 * gthr-aix.h: Likewise.
19614 * gthr-dce.h: Likewise.
19615 * gthr-gnat.c: Likewise.
19616 * gthr-gnat.h: Likewise.
19617 * gthr-lynx.h: Likewise.
19618 * gthr-mipssde.h: Likewise.
19619 * gthr-nks.h: Likewise.
19620 * gthr-posix.c: Likewise.
19621 * gthr-posix.h: Likewise.
19622 * gthr-posix95.h: Likewise.
19623 * gthr-rtems.h: Likewise.
19624 * gthr-single.h: Likewise.
19625 * gthr-solaris.h: Likewise.
19626 * gthr-tpf.h: Likewise.
19627 * gthr-vxworks.h: Likewise.
19628 * gthr-win32.h: Likewise.
19629 * gthr.h: Likewise.
19630 * libgcc2.c: Likewise.
19631 * libgcc2.h: Likewise.
19632 * libgcov.c: Likewise.
19633 * tsystem.h: Likewise.
19634 * typeclass.h: Likewise.
19635 * unwind-c.c: Likewise.
19636 * unwind-compat.h: Likewise.
19637 * unwind-dw2-fde-compat.c: Likewise.
19638 * unwind-dw2-fde-darwin.c: Likewise.
19639 * unwind-dw2-fde-glibc.c: Likewise.
19640 * unwind-dw2-fde.c: Likewise.
19641 * unwind-dw2-fde.h: Likewise.
19642 * unwind-dw2.c: Likewise.
19643 * unwind-dw2.h: Likewise.
19644 * unwind-generic.h: Likewise.
19645 * unwind-pe.h: Likewise.
19646 * unwind-sjlj.c: Likewise.
19647 * unwind.inc: Likewise.
19648 * config/arm/neon-gen.ml: Change generated copyright header to
19649 refer to version 3 of the GNU General Public License with
19650 version 3.1 of the GCC Runtime Library Exception and to point
19651 readers at the COPYING3 and COPYING3.RUNTIME files and the
19652 FSF's license web page.
19653 * config/arm/arm_neon.h: Regenerate.
19655 2009-04-09 Jakub Jelinek <jakub@redhat.com>
19657 * config/cris/cris.md: Change copyright header to refer to version
19658 3 of the GNU General Public License.
19659 * doc/install.texi2html: Change copyright header to refer to version
19660 3 of the GNU General Public License and to point readers at the
19661 COPYING3 file and the FSF's license web page.
19662 * config/vax/linux.h: Likewise.
19664 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19666 * config/i386/i386.md (cmpcc): New.
19667 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
19668 (sync_compare_and_swap_cc*): Delete.
19670 * config/s390/s390.c (s390_compare_emitted): Remove.
19671 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
19672 s390_compare_emitted used to be handled. Assert that modes match.
19673 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
19674 refer to sync_compare_and_swap_ccsi.
19675 * config/s390/s390.h (s390_compare_emitted): Remove.
19676 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
19677 instead of s390_compare_emitted.
19678 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
19679 instead of s390_compare_emitted.
19680 * config/s390/s390.md (cmpcc): New.
19681 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
19682 CC_REGNUM, do not pretend it's set.
19683 (sync_compare_and_swap_cc*): Delete.
19684 * config/s390/predicates.md (cc_reg_operand): New.
19686 * expr.c (sync_compare_and_swap_cc): Delete.
19687 * optabs.h (sync_compare_and_swap_cc): Delete.
19688 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
19689 is being used with can_compare_p.
19690 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
19691 (find_cc_set): New.
19692 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
19693 look for a MODE_CC set instead. Use emit_store_flag.
19694 (expand_compare_and_swap_loop): Likewise, with some additional
19695 complication to avoid a force_reg when useless. Use
19696 emit_cmp_and_jump_insns.
19697 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
19698 * doc/md.texi (sync_compare_and_swap_cc): Merge with
19699 sync_compare_and_swap documentation.
19701 2009-04-09 Jan Hubicka <jh@suse.cz>
19703 * except.c (find_prev_try): Break out from ....
19704 (duplicate_eh_regions): ... here; properly update prev_try pointers
19705 when duplication part of tree.
19706 (dump_eh_tree): Improve dumping.
19707 (verify_eh_region): New.
19708 (verify_eh_tree): Use it.
19710 2009-04-06 Richard Guenther <rguenther@suse.de>
19712 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
19713 &ARRAY addresses by adjusting their types and prepending
19715 * tree-cfg.c (verify_gimple_assign_single): Verify that
19716 addresses are correct.
19718 2009-04-09 Richard Guenther <rguenther@suse.de>
19720 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
19721 indices into an array reference if possible.
19722 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
19723 Fold POINTER_PLUS_EXPR statements with invariant address.
19725 2009-04-09 Alan Modra <amodra@bigpond.net.au>
19728 * config.gcc (powerpc64-*-linux*): Always build biarch.
19730 2009-04-09 Joseph Myers <joseph@codesourcery.com>
19733 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
19734 it and pedwarn if this results in an INTEGER_CST.
19736 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19738 * doc/install.texi: Update minimum GMP version. Remove obsolete
19739 text in MPFR section.
19741 2009-04-08 Jakub Jelinek <jakub@redhat.com>
19743 * dwarf2out.c (class_scope_p): New static inline.
19744 (class_or_namespace_scope_p): Use it.
19745 (gen_variable_die): Use DW_TAG_member tag for static data member
19746 declarations instead of DW_TAG_variable.
19748 PR middle-end/39573
19749 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
19752 2009-04-08 Richard Guenther <rguenther@suse.de>
19754 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
19755 valueize random data.
19757 2009-04-08 David Edelsohn <edelsohn@gnu.org>
19759 * config.gcc (aix tm_file): Add aix-stdint.h.
19760 (aix tm clause use_gcc_stdint): Set to wrap.
19761 * config/rs6000/aix-stdint.h: New file.
19763 2009-04-08 Richard Guenther <rguenther@suse.de>
19765 PR middle-end/36291
19766 * tree-dfa.c (add_referenced_var): Do not recurse into
19767 global initializers.
19768 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
19770 (fold_const_aggregate_ref): Likewise.
19772 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19774 * recog.c (ordered_comparison_operator): New.
19775 * gensupport.c (std_preds): Add it.
19776 * doc/md.texi (Machine-Independent Predicates): Document it.
19778 2009-04-08 Jan Hubicka <jh@suse.cz>
19780 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
19781 * function.h (rtl_eh): Remove exception_handler_label_map.
19782 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
19783 remove_exception_handler_label, for_each_eh_label_1): Remove.
19784 (rtl_remove_unreachable_regions): Remove.
19785 (convert_from_eh_region_ranges): Do not remove unreachable regions.
19786 (find_exception_handler_labels): Don't build the hashtable.
19787 (maybe_remove_eh_handler): Remove.
19788 (for_each_eh_label): Rewrite to walk the tree.
19789 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
19790 * except.h (maybe_remove_eh_handler): Remove.
19791 * passes.c (init_optimization_passes): Schedule second EH cleanup
19793 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
19794 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
19796 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19798 * genoutput.c (validate_optab_operands): New.
19799 (gen_insn, gen_expand): Call it.
19801 * genflags.c (gen_insn): Detect misused iterators.
19802 (main): Pass line_no to gen_insn, exit with status 1 on error.
19804 * genextract.c (line_no): Make global.
19805 (VEC_safe_set_locstr): Change assertion to error message.
19806 (main): Exit with status 1 on error.
19808 2009-04-08 Joseph Myers <joseph@codesourcery.com>
19812 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
19813 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
19814 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
19815 * c-convert.c (convert): Do not call fold on results of conversion
19816 functions when the result is a C_MAYBE_CONST_EXPR.
19817 * c-parser.c (c_parser_postfix_expression): Do not fold condition
19818 of __builtin_choose_expr.
19819 * c-typeck.c (remove_c_maybe_const_expr): New.
19820 (build_unary_op, build_conditional_expr, build_compound_expr,
19821 build_binary_op, c_objc_common_truthvalue_conversion): Call
19822 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
19825 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
19827 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
19828 CODE to produce a new one. Add a prototype to use fold_convert_const
19830 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
19833 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
19834 mix declarations and code.
19836 2009-04-08 Ben Elliston <bje@au.ibm.com>
19838 * gcc.c: Replace `CC' with `GCC' throughout.
19840 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
19842 * doc/invoke.texi: Document Atom support.
19844 2009-04-07 Jason Merrill <jason@redhat.com>
19847 * c-common.h, c-common.c: Add flag_pretty_templates.
19848 * c-opts.c (c_common_handle_option): Set it.
19849 * c.opt: Add -fno-pretty-templates.
19850 * doc/invoke.texi (C++ Dialect Options): Likewise.
19852 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
19854 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
19855 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
19856 (ia64_expand_builtin): Likewise.
19858 2009-04-07 Martin Jambor <mjambor@suse.cz>
19860 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
19861 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
19862 ADDR_EXPRS are include too.
19864 2009-04-07 Richard Guenther <rguenther@suse.de>
19866 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
19867 decls are only used if passes as parameters or if they are
19868 local statics and the call is not to a builtin.
19869 (call_may_clobber_ref_p_1): Likewise.
19871 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19873 * expr.c (do_store_flag): Remove last argument. Simplify code
19874 to avoid duplication of tests already done by can_compare_p.
19875 (expand_expr_real_1): Adjust caller.
19877 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19879 * optabs.c (can_compare_p): Test the predicate of a
19880 cbranch and cstore pattern.
19882 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19884 * expr.c (convert_move): Use emit_store_flag instead of
19887 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19889 * config/i386/i386.c (ix86_compare_emitted): Remove.
19890 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
19891 ix86_compare_op0 like ix86_compare_emitted used to be handled.
19892 * config/i386/i386.h (ix86_compare_emitted): Remove.
19893 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
19894 instead of ix86_compare_emitted.
19895 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
19897 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
19899 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
19900 Add t-sysroot-suffix to tmake_file.
19901 * config/print-sysroot-suffix.sh: New file.
19902 * config/t-sysroot-suffix: New file.
19904 2009-04-07 Ben Elliston <bje@au.ibm.com>
19906 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
19907 as the latter produces a warning when the target does not support
19910 2009-04-07 Ben Elliston <bje@au.ibm.com>
19912 * dfp.c: Replace type punning assignments with memcpy throughout.
19913 * Makefile.in (dfp.o-warn): Remove.
19915 2009-04-07 Alan Modra <amodra@bigpond.net.au>
19918 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
19919 Include soft-fp/t-softfp after rs6000/t-linux64.
19921 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
19923 * stor-layout.c (set_sizetype): Use the full precision of their
19924 machine mode for bitsize types.
19926 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
19928 * config/i386/i386.md: Revert 2 accidental checkins.
19930 2009-04-06 Joey Ye <joey.ye@intel.com>
19931 Xuepeng Guo <xuepeng.guo@intel.com>
19932 H.J. Lu <hongjiu.lu@intel.com>
19934 Atom pipeline model, tuning and insn selection.
19935 * config.gcc (atom): Add atom config options and target.
19937 * config/i386/atom.md: New.
19939 * config/i386/i386.c (atom_cost): New cost.
19940 (m_ATOM): New macro flag.
19941 (initial_ix86_tune_features): Set m_ATOM.
19942 (x86_accumulate_outgoing_args): Likewise.
19943 (x86_arch_always_fancy_math_387): Likewise.
19944 (processor_target): Add Atom cost.
19945 (cpu_names): Add Atom cpu name.
19946 (override_options): Set Atom ISA.
19947 (ix86_issue_rate): New case PROCESSOR_ATOM.
19948 (ix86_adjust_cost): Likewise.
19950 * config/i386/i386.h (TARGET_ATOM): New target macro.
19951 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
19952 (TARGET_OPT_AGU): New target option.
19953 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
19954 (processor_type): Add PROCESSOR_ATOM.
19956 * config/i386/i386.md (cpu): Add new value "atom".
19957 (use_carry, movu): New attr.
19958 (atom.md): Include atom.md.
19959 (adddi3_carry_rex64): Set attr "use_carry".
19960 (addqi3_carry): Likewise.
19961 (addhi3_carry): Likewise.
19962 (addsi3_carry): Likewise.
19963 (*addsi3_carry_zext): Likewise.
19964 (subdi3_carry_rex64): Likewise.
19965 (subqi3_carry): Likewise.
19966 (subhi3_carry): Likewise.
19967 (subsi3_carry): Likewise.
19968 (x86_movdicc_0_m1_rex64): Likewise.
19969 (*x86_movdicc_0_m1_se): Likewise.
19970 (x86_movsicc_0_m1): Likewise.
19971 (*x86_movsicc_0_m1_se): Likewise.
19972 (*adddi_1_rex64): Emit add insn as much as possible.
19973 (*addsi_1): Likewise.
19974 (return_internal): Set atom_unit.
19975 (return_internal_long): Likewise.
19976 (return_pop_internal): Likewise.
19977 (*rcpsf2_sse): Set atom_sse_attr attr.
19978 (*qrt<mode>2_sse): Likewise.
19979 (*prefetch_sse): Likewise.
19981 * config/i386/i386-c.c (ix86_target_macros_internal): New case
19983 (ix86_target_macros_internal): Likewise.
19985 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
19986 (*prefetch_sse_rex): Likewise.
19987 (sse_rcpv4sf2): Likewise.
19988 (sse_vmrcpv4sf2): Likewise.
19989 (sse_sqrtv4sf2): Likewise.
19990 (<sse>_vmsqrt<mode>2): Likewise.
19991 (sse_ldmxcsr): Likewise.
19992 (sse_stmxcsr): Likewise.
19993 (*sse_sfence): Likewise.
19994 (sse2_clflush): Likewise.
19995 (*sse2_mfence): Likewise.
19996 (*sse2_lfence): Likewise.
19997 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
19998 (<sse>_movup<ssemodesuffixf2c>): Likewise.
19999 (avx_movdqu<avxmodesuffix>): Likewise.
20000 (avx_lddqu<avxmodesuffix>): Likewise.
20001 (sse2_movntv2di): Change attr "type" to "ssemov".
20002 (sse2_movntsi): Likewise.
20003 (rsqrtv8sf2): Change attr "type" to "sseadd".
20004 (sse3_addsubv2df3): Set attr "atom_unit".
20005 (sse3_h<plusminus_insn>v4sf3): Likewise.
20006 (*sse2_pmaddwd): Likewise.
20007 (*vec_extractv2di_1_rex64): Likewise.
20008 (*vec_extractv2di_1_avx): Likewise.
20009 (sse2_psadbw): Likewise.
20010 (ssse3_phaddwv8hi3): Likewise.
20011 (ssse3_phaddwv4hi3): Likewise.
20012 (ssse3_phadddv4si3): Likewise.
20013 (ssse3_phadddv2si3): Likewise.
20014 (ssse3_phaddswv8hi3): Likewise.
20015 (ssse3_phaddswv4hi3): Likewise.
20016 (ssse3_phsubwv8hi3): Likewise.
20017 (ssse3_phsubwv4hi3): Likewise.
20018 (ssse3_phsubdv4si3): Likewise.
20019 (ssse3_phsubdv2si3): Likewise.
20020 (ssse3_phsubswv8hi3): Likewise.
20021 (ssse3_phsubswv4hi3): Likewise.
20022 (ssse3_pmaddubsw128): Likewise.
20023 (sse3_pmaddubsw: Likewise.
20024 (ssse3_palignrti): Likewise.
20025 (ssse3_palignrdi): Likewise.
20027 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
20029 * doc/install.texi (Specific): Fix two cross-references to MinGW.
20031 2009-04-06 Richard Guenther <rguenther@suse.de>
20033 PR tree-optimization/28868
20034 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
20035 of which PHI results we inserted.
20036 (insert_into_preds_of_block): Record inserted PHIs.
20037 (eliminate): Eliminate redundant PHI nodes.
20038 (init_pre): Init inserted_phi_names.
20040 2009-04-06 Richard Guenther <rguenther@suse.de>
20042 PR tree-optimization/39643
20043 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
20044 IMAGPART_EXPRs of complex constants.
20045 (execute_fold_all_builtins): If we folded a call queue
20046 TODO_update_address_taken.
20048 2009-04-06 Jan Hubicka <jh@suse.cz>
20050 PR middle-end/39659
20051 * except.c (remove_unreachable_regions): Propagate may_contain_throw
20054 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
20056 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
20058 (ic_invalidate_array): Likewise.
20060 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
20062 * calls.c (emit_library_call_value_1): Fix a problem with parameter
20063 alignment for library calls.
20065 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
20067 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
20068 (mingw32 tm clause use_gcc_stdint): Set to wrap.
20069 * config/i386/mingw-stdint.h: New file.
20071 2009-04-05 Richard Guenther <rguenther@suse.de>
20073 PR tree-optimization/39648
20074 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
20075 our &A vs. &A[0] IL deficiencies.
20077 2009-04-04 Jan Hubicka <jh@suse.cz>
20079 * except.c (sjlj_find_directly_reachable_regions): Be ready for
20080 removed toplevel regions.
20081 (sjlj_mark_call_sites): Likewise.
20083 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
20085 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
20086 (cygwin tm clause use_gcc_stdint): Set to wrap.
20087 * config/i386/cygwin-stdint.h: New file.
20089 2009-04-04 Richard Guenther <rguenther@suse.de>
20091 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
20092 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
20093 single-argument PHIs if we are in loop-closed SSA form.
20094 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
20095 for the pre-condition.
20096 (slpeel_tree_peel_loop_to_edge): Likewise.
20097 (vect_build_loop_niters): Take an optional sequence to append stmts.
20098 (vect_generate_tmps_on_preheader): Likewise.
20099 (vect_do_peeling_for_loop_bound): Take extra guards for the
20101 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
20102 the cost model check.
20103 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
20104 guards if we are going to peel. Do not apply versioning in that case.
20105 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
20106 (vect_do_peeling_for_loop_bound): Likewise.
20107 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
20108 loop bound only record extra pre-conditions, do not apply loop
20111 2009-04-04 Richard Guenther <rguenther@suse.de>
20113 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
20116 2009-04-04 Jan Hubicka <jh@suse.cz>
20118 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20119 last_basic_block for size of bb->index indexed array.
20120 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
20121 compute_out, link_btr_uses, build_btr_def_use_webs,
20122 build_btr_def_use_webs, migrate_btr_defs): Likewise.
20124 2009-04-04 Jan Hubicka <jh@suse.cz>
20126 * except.c (remove_eh_handler_and_replace): Break out from ...
20127 (remove_eh_handler): ... here.
20128 (bring_to_root): New function.
20129 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
20130 handled ones, bring others to root of tree.
20132 2009-04-04 Jan Hubicka <jh@suse.cz>
20134 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
20135 (all_phis_safe_to_merge): New function.
20136 (update_info): New structure.
20137 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
20138 (cleanup_empty_eh): Update SSA if possible.
20140 2009-04-04 Richard Guenther <rguenther@suse.de>
20142 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
20143 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
20144 (append_vuse): Likewise.
20146 2009-04-04 Jakub Jelinek <jakub@redhat.com>
20148 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
20149 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
20150 instead of REG_UNSAVED for DW_CFA_undefined.
20151 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
20152 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
20155 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
20158 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
20159 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
20160 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
20162 2009-04-04 Richard Guenther <rguenther@suse.de>
20164 PR tree-optimization/8781
20165 PR tree-optimization/37892
20166 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
20167 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
20168 (valueize_refs): Call it for *& valueizations.
20169 (shared_reference_ops_from_ref): Rename to ...
20170 (valueize_shared_reference_ops_from_ref): ... this and valueize.
20171 (shared_reference_ops_from_call): Rename to ...
20172 (valueize_shared_reference_ops_from_call): ... this and valueize.
20173 (vn_reference_lookup): Update.
20174 (visit_reference_op_call): Likewise.
20175 * tree-ssa-pre.c (phi_translate_1): Fold *&.
20176 (eliminate): Value-replace the call address in call statements.
20178 2009-04-04 Richard Guenther <rguenther@suse.de>
20180 PR tree-optimization/39636
20181 * tree-ssa-forwprop.c
20182 (forward_propagate_addr_into_variable_array_index): Check for
20183 GIMPLE_ASSIGN before accessing the rhs code.
20185 2009-04-03 Jason Merrill <jason@redhat.com>
20187 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
20189 2009-04-03 Steve Ellcey <sje@cup.hp.com>
20191 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
20192 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
20193 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
20194 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
20195 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
20196 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
20197 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
20198 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
20199 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
20200 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
20201 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
20202 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
20203 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
20204 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
20205 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
20206 Use fr_reg_or_fp01_operand instead of fr_register_operand
20208 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
20209 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
20210 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
20212 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
20214 PR rtl-optimization/39607
20215 PR rtl-optimization/39631
20219 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20220 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20221 instead of DF_LR_OUT.
20222 * ira-lives.c (process_bb_node_lives): Ditto.
20223 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20224 instead of DF_LR_{OUT,IN}.
20225 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20226 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20228 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
20230 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
20231 (execute_lower_omp): Always run but take the short way out if -fopenmp
20233 (gate_lower_omp): Remove, forcing the pass manager to always run the
20234 pass and always set PROP_gimple_lomp.
20235 (pass_lower_omp): Remove gate function.
20236 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
20237 PROP_trees. Instead, require it.
20238 * ipa-cp.c (pass_ipa_cp): Likewise.
20239 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
20240 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
20241 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
20242 and PROP_gimple_leh.
20244 2009-04-03 Richard Guenther <rguenther@suse.de>
20246 PR middle-end/13146
20247 PR tree-optimization/23940
20248 PR tree-optimization/33237
20249 PR middle-end/33974
20250 PR middle-end/34093
20251 PR tree-optimization/36201
20252 PR tree-optimization/36230
20253 PR tree-optimization/38049
20254 PR tree-optimization/38207
20255 PR tree-optimization/38230
20256 PR tree-optimization/38301
20257 PR tree-optimization/38585
20258 PR middle-end/38895
20259 PR tree-optimization/38985
20260 PR tree-optimization/39299
20261 * tree-ssa-structalias.h: Remove.
20262 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
20263 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
20264 (struct vuse_element_d): Remove.
20265 (struct vuse_vec_d): Likewise.
20266 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
20267 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
20268 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
20269 VUSE_ELEMENT_VAR): Likewise.
20270 (struct voptype_d): Likewise.
20271 (NUM_VOP_FREE_BUCKETS): Likewise.
20272 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
20273 (struct stmt_operands_d): Remove.
20274 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
20275 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
20276 VDEF_NUM, VDEF_VECT): Likewise.
20277 (copy_virtual_operands): Remove.
20278 (operand_build_cmp): Likewise.
20279 (create_ssa_artificial_load_stmt): Likewise.
20280 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
20281 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
20282 vuse_index and mayuse_index members. Pack and move done and iter_type
20283 members to the front.
20284 (SSA_OP_VMAYUSE): Remove.
20285 (SSA_OP_VIRTUAL_USES): Adjust.
20286 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
20287 (unlink_stmt_vdef): Declare.
20288 (add_to_addressable_set): Remove.
20289 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
20290 (vrp_visit_stmt): Likewise.
20291 * doc/tree-ssa.texi (Alias analysis): Update.
20292 * doc/invoke.texi (max-aliased-vops): Remove docs.
20293 (avg-aliased-vops): Likewise.
20294 * tree-into-ssa.c (syms_to_rename): Remove.
20295 (need_to_update_vops_p): Likewise.
20296 (need_to_initialize_update_ssa_p): Rename to ...
20297 (update_ssa_initialized_fn): ... this. Track function we are
20299 (symbol_marked_for_renaming): Simplify.
20300 (add_new_name_mapping): Do not set need_to_update_vops_p.
20301 (dump_currdefs): Use SYMS_TO_RENAME.
20302 (rewrite_update_stmt): Always walk all uses/defs.
20303 (dump_update_ssa): Adjust.
20304 (init_update_ssa): Take function argument. Track what we are
20306 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
20307 (create_new_def_for): Initialize for cfun, assert we are initialized
20309 (mark_sym_for_renaming): Simplify.
20310 (mark_set_for_renaming): Do not initialize update-ssa.
20311 (need_ssa_update_p): Simplify. Take function argument.
20312 (name_mappings_registered_p): Assert we ask for the correct function.
20313 (name_registered_for_update_p): Likewise.
20314 (ssa_names_to_replace): Likewise.
20315 (release_ssa_name_after_update_ssa): Likewise.
20316 (update_ssa): Likewise. Use SYMS_TO_RENAME.
20317 (dump_decl_set): Do not print a newline.
20318 (debug_decl_set): Do it here.
20319 (dump_update_ssa): And here.
20320 * tree-ssa-loop-im.c (move_computations): Adjust.
20321 (movement_possibility): Likewise.
20322 (determine_max_movement): Likewise.
20323 (gather_mem_refs_stmt): Likewise.
20324 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
20325 or NAME_MEMORY_TAG.
20326 * tree-complex.c (update_all_vops): Remove.
20327 (expand_complex_move): Adjust.
20328 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
20329 Simplify test for memory referencing statement. Exclude
20330 non-invariant ADDR_EXPRs.
20331 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
20332 * tree-loop-distribution.c (generate_memset_zero): Adjust.
20333 (rdg_flag_uses): Likewise.
20334 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
20336 (tree_optimize_tail_calls_1): Also split the
20337 edge from the entry block if we have degenerate PHI nodes in
20338 the first basic block.
20339 * tree.c (init_ttree): Remove memory-tag related code.
20340 (tree_code_size): Likewise.
20341 (tree_node_structure): Likewise.
20342 (build7_stat): Re-write to be build6_stat.
20343 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
20344 (SSA_VAR_P): Adjust.
20345 (struct tree_memory_tag): Remove.
20346 (struct tree_memory_partition_tag): Likewise.
20347 (union tree_node): Adjust.
20348 (build7): Re-write to be build6.
20349 * tree-pass.h (pass_reset_cc_flags): Remove.
20350 (TODO_update_address_taken): New flag.
20351 (pass_simple_dse): Remove.
20352 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
20353 * params.h (MAX_ALIASED_VOPS): Remove.
20354 (AVG_ALIASED_VOPS): Likewise.
20355 * omp-low.c (expand_omp_taskreg): Update SSA form.
20356 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
20357 aliases the lhs in a copy stmt.
20358 * tree-ssa-dse.c (struct address_walk_data): Remove.
20359 (memory_ssa_name_same): Likewise.
20360 (memory_address_same): Likewise.
20361 (get_kill_of_stmt_lhs): Likewise.
20362 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
20363 unused stores. Look through PHI nodes into post-dominated regions.
20364 (dse_optimize_stmt): Simplify. Properly remove stores.
20365 (tree_ssa_dse): Compute dominators.
20366 (execute_simple_dse): Remove.
20367 (pass_simple_dse): Likewise.
20368 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
20369 gimple_loaded_syms and gimple_stored_syms computation.
20370 * toplev.c (dump_memory_report): Dump alias and pta stats.
20371 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
20372 (vn_reference_eq): Likewise.
20373 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
20374 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
20375 valueize_vuses): Remove.
20376 (get_def_ref_stmt_vuses): Simplify. Rename to ...
20377 (get_def_ref_stmt_vuse): ... this.
20378 (vn_reference_lookup_2): New function.
20379 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
20380 walking equivalent vuses. Simplify.
20381 (vn_reference_lookup): Likewise.
20382 (vn_reference_insert): Likewise.
20383 (vn_reference_insert_pieces): Likewise.
20384 (visit_reference_op_call): Simplify.
20385 (visit_reference_op_load): Likewise.
20386 (visit_reference_op_store): Likewise.
20387 (init_scc_vn): Remove shared_lookup_vuses initialization.
20388 (free_scc_vn): Remove shared_lookup_vuses freeing.
20389 (sort_vuses, sort_vuses_heap): Remove.
20390 (get_ref_from_reference_ops): Export.
20391 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
20392 vector with single vuse pointer.
20393 (vn_reference_lookup_pieces, vn_reference_lookup,
20394 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
20395 (shared_vuses_from_stmt): Remove.
20396 (get_ref_from_reference_ops): Declare.
20397 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
20398 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20399 memory-tag related code.
20400 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
20401 (likely_value): Add comment, skip static-chain of call statements.
20402 (surely_varying_stmt_p): Adjust.
20403 (gimplify_and_update_call_from_tree): Likewise.
20404 (execute_fold_all_builtins): Do not rebuild alias info.
20405 (gimplify_and_update_call_from_tree): Properly update VOPs.
20406 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
20407 (copy_ref_info): Remove memory-tag related code.
20408 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
20409 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
20410 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
20412 * tree-ssa-dom.c (gimple_p): Remove typedef.
20413 (eliminate_redundant_computations): Adjust.
20414 (record_equivalences_from_stmt): Likewise.
20415 (avail_expr_hash): Likewise.
20416 (avail_expr_eq): Likewise.
20417 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
20418 (stmt_makes_single_load): Likewise.
20419 (stmt_makes_single_store): Likewise.
20420 * tree-ssa-alias.c: Rewrite completely.
20421 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
20422 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
20423 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
20424 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
20425 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
20426 Remove public functions.
20427 (pass_reset_cc_flags): Remove.
20428 (pass_build_alias): Move ...
20429 * tree-ssa-structalias.c (pass_build_alias): ... here.
20430 * tree-ssa-alias.c (may_be_aliased): Move ...
20431 * tree-flow-inline.h (may_be_aliased): ... here.
20432 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
20433 count_uses_and_derefs): Move ...
20434 * gimple.c: ... here.
20435 * gimple.h (count_uses_and_derefs): Declare.
20436 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
20437 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
20438 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
20439 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
20440 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
20441 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
20442 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
20444 * tree-dfa.c (refs_may_alias_p): Move ...
20445 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
20446 * tree-ssa-alias.h: New file.
20447 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
20448 (statement_sink_location): Likewise.
20449 * opts.c (decode_options): Do not adjust max-aliased-vops or
20450 avg-aliased-vops values.
20451 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
20452 (TV_CALL_CLOBBER): Likewise.
20453 (TV_FLOW_SENSITIVE): Likewise.
20454 (TV_FLOW_INSENSITIVE): Likewise.
20455 (TV_MEMORY_PARTITIONING): Likewise.
20456 (TV_ALIAS_STMT_WALK): New timevar.
20457 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
20458 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
20459 (get_address_description): Remove memory-tag related code.
20460 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
20461 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
20462 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
20463 and immediate uses in statements. Document.
20464 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
20465 (dump_symbols): Remove.
20466 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
20467 * alias.c (get_deref_alias_set): New function split out from ...
20468 (get_alias_set): ... here.
20469 * alias.h (get_deref_alias_set): Declare.
20470 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
20471 type parameter. Remove restrict pointer handling. Create a
20472 ref-all pointer in case type-based alias sets do not conflict.
20473 (vect_analyze_data_refs): Remove SMT related code.
20474 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
20475 (vectorizable_load): Likewise.
20476 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
20477 (DR_SYMBOL_TAG, DR_VOPS): Remove.
20478 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
20479 Ignore vops and SMTs.
20480 (dr_analyze_alias): Likewise..
20481 (free_data_ref): Likewise.
20482 (create_data_ref): Likewise.
20483 (analyze_all_data_dependences): Likewise.
20484 (get_references_in_stmt): Adjust.
20485 * tree-flow-inline.h (gimple_aliases_computed_p,
20486 gimple_addressable_vars, gimple_call_clobbered_vars,
20487 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
20488 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
20489 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
20490 gimple_mem_ref_stats): Remove.
20491 (gimple_vop): New function.
20492 (op_iter_next_use): Remove vuses and mayuses cases.
20493 (op_iter_next_def): Remove vdefs case.
20494 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
20495 (clear_and_done_ssa_iter): Do not set removed fields.
20496 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
20497 Assert we are not iterating over vuses or vdefs if not also
20498 iterating over uses or defs.
20499 (op_iter_init_use): Likewise.
20500 (op_iter_init_def): Likewise.
20501 (op_iter_next_vdef): Remove.
20502 (op_iter_next_mustdef): Likewise.
20503 (op_iter_init_vdef): Likewise.
20504 (compare_ssa_operands_equal): Likewise.
20505 (link_use_stmts_after): Handle vuse operand.
20506 (is_call_used): Use is_call_clobbered.
20507 (is_call_clobbered): Global variables are always call clobbered,
20508 query the call-clobbers bitmap.
20509 (mark_call_clobbered): Ignore global variables.
20510 (clear_call_clobbered): Likewise.
20511 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
20512 virtual operands sanity check.
20513 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
20515 (TARGET_MEM_REF): Remove TMR_TAG operand.
20516 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
20517 Remove call-clobber related code.
20518 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
20519 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
20520 partitions or escape reason.
20521 (get_single_def_stmt, get_single_def_stmt_from_phi,
20522 get_single_def_stmt_with_phi): Remove.
20523 (dump_referenced_vars): Tidy.
20524 (get_ref_base_and_extent): Allow bare decls.
20525 (collect_dfa_stats): Adjust.
20526 * graphite.c (rename_variables_in_stmt): Adjust.
20527 (graphite_copy_stmts_from_block): Likewise.
20528 (translate_clast): Likewise.
20529 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
20531 (translate_vuse_through_block): Use the oracle.
20532 (phi_translate_1): Adjust.
20533 (value_dies_in_block_x): Use the oracle. Cache the outcome
20535 (valid_in_sets): Check if the VUSE for
20536 a REFERENCE is available.
20537 (eliminate): Do not remove stmts during elimination,
20538 instead queue and remove them afterwards.
20539 (do_pre): Do not rebuild alias info.
20540 (pass_pre): Run TODO_rebuild_alias before PRE.
20541 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
20542 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
20543 (mark_all_v_defs_stmt): Remove.
20544 (mark_all_v_defs_seq): Adjust.
20545 (sra_replace): Likewise.
20546 (scalarize_use): Likewise.
20547 (scalarize_copy): Likewise.
20548 (scalarize_init): Likewise.
20549 (scalarize_ldst): Likewise.
20550 (todoflags): Remove.
20551 (tree_sra): Do not rebuild alias info.
20552 (tree_sra_early): Adjust.
20553 (pass_sra): Run TODO_update_address_taken before SRA.
20554 * tree-predcom.c (set_alias_info): Remove.
20555 (prepare_initializers_chain): Do not call it.
20556 (mark_virtual_ops_for_renaming): Adjust.
20557 (mark_virtual_ops_for_renaming_list): Remove.
20558 (initialize_root_vars): Adjust.
20559 (initialize_root_vars_lm): Likewise.
20560 (prepare_initializers_chain): Likewise.
20561 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
20562 (may_propagate_copy_into_stmt): Likewise.
20563 (merge_alias_info): Do nothing for now.
20564 (propagate_tree_value_into_stmt): Adjust.
20565 (stmt_may_generate_copy): Likewise.
20566 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
20567 not mark symbols for renaming.
20568 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
20569 with the same statement, make sure to update the new pointed-to one.
20570 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
20571 call statements, do not mark symbols for renaming.
20572 (mark_operand_necessary): Dump something.
20573 (ref_may_be_aliased): New function.
20574 (mark_aliased_reaching_defs_necessary_1): New helper function.
20575 (mark_aliased_reaching_defs_necessary): Likewise.
20576 (mark_all_reaching_defs_necessary_1): Likewise.
20577 (mark_all_reaching_defs_necessary): Likewise.
20578 (propagate_necessity): Do not process virtual PHIs. For
20579 non-aliased loads mark all reaching definitions as necessary.
20580 For aliased loads and stores mark the immediate dominating
20581 aliased clobbers as necessary.
20582 (visited): New global static.
20583 (perform_tree_ssa_dce): Free visited bitmap after propagating
20585 (remove_dead_phis): Perform simple dead virtual PHI removal.
20586 (remove_dead_stmt): Properly unlink virtual operands when
20588 (eliminate_unnecessary_stmts): Schedule PHI removal after
20590 * tree-ssa-ter.c (is_replaceable_p): Adjust.
20591 (process_replaceable): Likewise.
20592 (find_replaceable_in_bb): Likewise.
20593 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
20594 based on the single gimple vop.
20595 (verify_flow_insensitive_alias_info): Remove.
20596 (verify_flow_sensitive_alias_info): Likewise.
20597 (verify_call_clobbering): Likewise.
20598 (verify_memory_partitions): Likewise.
20599 (verify_alias_info): Likewise.
20600 (verify_ssa): Adjust..
20601 (execute_update_addresses_taken): Export. Update SSA
20602 manually. Optimize only when optimizing. Use a local bitmap.
20603 (pass_update_address_taken): Remove TODO_update_ssa, add
20605 (pass_update_address_taken): Just use TODO_update_address_taken.
20606 (init_tree_ssa): Do not initialize addressable_vars.
20607 (verify_ssa): Verify new VUSE / VDEF properties.
20608 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
20609 Do not call verify_alias_info.
20610 (delete_tree_ssa): Clear the VUSE, VDEF operands.
20611 Do not free the loaded and stored syms bitmaps. Reset the escaped
20612 and callused solutions. Do not free addressable_vars.
20613 Remove memory-tag related code.
20614 (warn_uninitialized_var): Aliases are always available.
20615 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
20616 * lambda-code.c (can_put_in_inner_loop): Adjust.
20617 (can_put_after_inner_loop): Likewise.
20618 (perfect_nestify): Likewise.
20619 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
20620 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
20621 (vectorizable_conversion): Do not mark symbols for renaming.
20622 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
20623 (expand_call_inline): Unlink the calls virtual operands before
20625 (tree_function_versioning): Do not call update_ssa if we are not
20626 updating clones. Simplify.
20627 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
20628 (propagate_with_phi): Likewise..
20629 * tree-outof-ssa.c (create_temp): Remove memory tag and call
20630 clobber code. Assert we are not aliased or global.
20631 * tree-flow.h: Include tree-ssa-alias.h
20632 (enum escape_type): Remove.
20633 (struct mem_sym_stats_d): Likewise.
20634 (struct mem_ref_stats_d): Likewise.
20635 (struct gimple_df): Add vop member. Remove global_var,
20636 call_clobbered_vars, call_used_vars, addressable_vars,
20637 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
20638 escaped and callused members.
20639 (struct ptr_info_def): Remove all members, add points-to solution
20641 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
20642 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
20643 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
20644 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
20645 (tree-ssa-alias.o): Likewise.
20646 (toplev.o): Add tree-ssa-alias.h
20647 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
20648 * gimple.c (gimple_set_bb): Fix off-by-one error.
20649 (is_gimple_reg): Do not handle memory tags.
20650 (gimple_copy): Also copy virtual operands.
20651 Delay updating the statement. Do not reset loaded and stored syms.
20652 (gimple_set_stored_syms): Remove.
20653 (gimple_set_loaded_syms): Likewise.
20654 (gimple_call_copy_skip_args): Copy the virtual operands
20655 and mark the new statement modified.
20656 * tree-ssa-structalias.c (may_alias_p): Remove.
20657 (set_uids_in_ptset): Take the alias set to prune with as
20658 parameter. Fold in the alias test of may_alias_p.
20659 (compute_points_to_sets): Compute whether a ptr is dereferenced
20660 in a local sbitmap.
20661 (process_constraint): Deal with &ANYTHING on the lhs, reject all
20662 other ADDRESSOF constraints on the lhs.
20663 (get_constraint_for_component_ref): Assert that we don't get
20664 ADDRESSOF constraints from the base of the reference.
20665 Properly generate UNKNOWN_OFFSET for DEREF if needed.
20666 (struct variable_info): Remove collapsed_to member.
20667 (get_varinfo_fc): Remove.
20668 (new_var_info): Do not set collapsed_to.
20669 (dump_constraint): Do not follow cycles.
20670 (dump_constraint_graph): Likewise.
20671 (build_pred_graph): Likewise.
20672 (build_succ_graph): Likewise.
20673 (rewrite_constraints): Likewise.
20674 (do_simple_structure_copy): Remove.
20675 (do_rhs_deref_structure_copy): Remove.
20676 (do_lhs_deref_structure_copy): Remove.
20677 (collapse_rest_of_var): Remove.
20678 (do_structure_copy): Re-implement.
20679 (pta_stats): New global variable.
20680 (dump_pta_stats): New function.
20681 (struct constraint_expr): Make offset signed.
20682 (UNKNOWN_OFFSET): Define special value.
20683 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
20684 (solution_set_expand): New helper function split out from ...
20685 (do_sd_constraint): ... here.
20686 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
20687 (do_ds_constraint): Likewise.
20688 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
20689 and CALLUSED = *CALLUSED.
20690 (set_union_with_increment): Make inc argument signed.
20691 (type_safe): Remove.
20692 (get_constraint_for_ptr_offset): Handle unknown and negative
20694 (first_vi_for_offset): Handle offsets before start. Bail
20695 out early for offsets beyond the variable extent.
20696 (first_or_preceding_vi_for_offset): New function.
20697 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
20698 Together with ESCAPED = *ESCAPED this properly computes reachability.
20699 (find_what_var_points_to): New function.
20700 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
20701 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
20702 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
20703 pt_solutions_intersect): New functions.
20704 (compute_call_used_vars): Remove.
20705 (compute_may_aliases): New main entry into PTA computation.
20706 * gimple.h (gimple_p): New typedef.
20707 (struct gimple_statement_base): Remove references_memory_p.
20708 (struct gimple_statement_with_memory_ops_base): Remove
20709 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
20711 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
20712 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
20713 gimple_set_references_memory): Remove.
20714 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
20715 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
20717 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
20718 (verify_expr): Allow RESULT_DECL.
20719 (gimple_duplicate_bb): Do not copy virtual operands.
20720 (gimple_duplicate_sese_region): Adjust.
20721 (gimple_duplicate_sese_tail): Likewise.
20722 (mark_virtual_ops_in_region): Remove.
20723 (move_sese_region_to_fn): Do not call it.
20724 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
20725 and pass_simple_dse.
20726 (execute_function_todo): Handle TODO_update_address_taken,
20727 call execute_update_addresses_taken for TODO_rebuild_alias.
20728 (execute_todo): Adjust.
20729 (execute_one_pass): Init dump files early.
20730 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
20732 (create_general_new_stmt): Clear vops.
20733 * tree-ssa-reassoc.c (get_rank): Adjust.
20734 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
20735 symbols for renaming.
20736 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
20737 (PARAM_AVG_ALIASED_VOPS): Likewise.
20738 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
20739 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
20740 * tree-ssa-operands.c: Simplify for new virtual operand representation.
20741 (operand_build_cmp, copy_virtual_operands,
20742 create_ssa_artificial_load_stmt, add_to_addressable_set,
20743 gimple_add_to_addresses_taken): Remove public functions.
20744 (unlink_stmt_vdef): New function.
20746 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20748 * config.gcc (powerpc-*-linux*): Merge variants.
20750 2009-04-02 Chao-ying Fu <fu@mips.com>
20751 James Grosbach <james.grosbach@microchip.com>
20753 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
20754 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
20756 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
20757 keep_interrupts_masked_p, use_debug_exception_return_p.
20758 (mips_attribute_table): Add interrupt, use_shadow_register_set,
20759 keep_interrupts_masked, use_debug_exception_return.
20760 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
20761 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
20763 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
20764 (mips_print_operand): Process COP0 registers to print $0 .. $31
20765 correctly for GAS to process.
20766 (mips_interrupt_extra_call_saved_reg_p): New function.
20767 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
20769 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
20770 (mips_compute_frame_info): Add supports for interrupt context that
20771 includes doubleword accumulators and COP0 registers.
20772 (mips_for_each_saved_acc): New function.
20773 (mips_for_each_saved_gpr_and_fpr): Change the function name from
20774 mips_for_each_saved_reg.
20775 (mips_save_reg): Save accumulators.
20776 (mips_kernel_reg_p): A new for_each_rtx callback.
20777 (mips_expand_prologue): Support interrupt handlers.
20778 (mips_restore_reg): Restore accumulators.
20779 (mips_expand_epilogue): Support interrupt handlers.
20780 (mips_can_use_return_insn): Return false for interrupt handlers.
20781 (mips_epilogue_uses): New function.
20782 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
20783 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
20784 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
20785 cop0_move): New instructions.
20786 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
20787 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
20789 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
20791 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
20792 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
20793 interrupt handlers, we use K0 as the temporary register.
20794 (EPILOGUE_USES): Change to a function call.
20795 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
20796 handlers, we use K0 as the temporary register.
20798 * doc/extend.texi (Function Attributes): Document interrupt,
20799 use_shadow_register_set, keep_interrupts_masked,
20800 use_debug_exception_return for MIPS attributes.
20802 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20804 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
20805 Remove a number of t-files from tmake_file.
20806 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
20807 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
20808 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
20809 target_prototype, not TARGET_PROTOTYPE.
20810 (LINK_OS_GNU_SPEC): Define.
20811 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
20812 and darwin-ldoubdle.c.
20814 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
20817 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
20818 (cpp_options): Ditto.
20819 (default_compilers): Ditto.
20820 (display_help): Ditto.
20821 (process_command): Ditto.
20822 (do_spec_1): Ditto.
20823 (set_input): Use lbasename instead of duplicate code.
20824 (save_temps_prefix): New static for -save-temps=obj.
20825 (save_temps_length): Ditto.
20827 * doc/invoke.texi (-save-temps=obj): Document new variant to
20828 -save-temps switch.
20830 2009-04-02 Jeff Law <law@redhat.com>
20832 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
20835 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20837 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
20838 * configure: Regenerated.
20840 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20842 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
20843 share the argument list.
20845 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20849 2009-02-12 Diego Novillo <dnovillo@google.com>
20851 * varpool.c (debug_varpool): New.
20852 * cgraph.h (debug_varpool): Declare.
20854 2009-04-02 Jan Hubicka <jh@suse.cz>
20856 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
20859 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20861 * config/i386/i386.c (ix86_abi): Move initialization to ...
20862 (override_options): Here.
20864 2009-04-02 Christian Bruel <christian.bruel@st.com>
20866 * config/sh/sh.c (sh_dwarf_register_span): New function.
20867 (TARGET_DWARF_REGISTER_SPAN): Define.
20868 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
20870 2009-04-02 Ira Rosen <irar@il.ibm.com>
20872 PR tree-optimization/39595
20873 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
20874 interleaved loads group is not greater than the SLP group size.
20876 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20878 * builtins.c (is_builtin_name): New.
20879 (called_as_built_in): Use is_builtin_name.
20880 * tree.h (is_builtin_name): New.
20881 * varasm.c (incorporeal_function_p): Use is_builtin_name
20883 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
20885 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
20887 2009-04-02 Dodji Seketeli <dodji@redhat.com>
20890 * c-decl.c (clone_underlying_type): Move this ...
20891 * c-common.c (set_underlying_type): ... here.
20892 Also, make sure the function properly sets TYPE_STUB_DECL() on
20893 the newly created typedef variant type.
20894 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
20895 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
20898 2009-04-02 Richard Guenther <rguenther@suse.de>
20900 PR tree-optimization/37221
20901 * tree-flow.h (degenerate_phi_result): Declare.
20902 * tree-ssa-dom.c (degenerate_phi_result): Export.
20903 * tree-scalar-evolution.c (analyze_initial_condition): If
20904 the initial condition is defined by a degenerate PHI node
20905 use the degenerate value.
20907 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
20909 PR rtl-optimization/39588
20910 * combine.c (merge_outer_ops): Do not set the constant when this
20912 (simplify_shift_const_1): Do not modify it either in this case.
20914 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
20916 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
20917 tuning is deprecated if -mtune value is set to an Itanium1 variant.
20919 2009-04-01 Janis Johnson <janis187@us.ibm.com>
20922 * c-lex.c (interpret_float): Default (no suffix) is double.
20924 2009-04-1 Xinliang David Li <davidxl@google.com>
20926 * config/i386/i386.c (legitimate_constant_p): Recognize
20927 all one vector constant.
20929 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20931 * config/vax/vax.c: Add #includes to silence warnings.
20932 Change #include order to silence two warnings.
20934 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20936 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
20937 (ASM_SPEC): Pass -k to the assembler for PIC code.
20939 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20941 * config.gcc: Add vax-*-linux* to the switch.
20942 * config/vax/linux.h: New file. (TARGET_VERSION,
20943 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
20945 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20947 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
20948 Use predicate macros instead of GET_CODE() == foo.
20949 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
20950 ashlsi3, rotrsi3, <unnamed>): Likewise.
20952 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20954 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
20955 jbbccihi, jbbccisi): Remova trailing whitespace.
20956 * config/vax/constraints.md: Likewise.
20957 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20958 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
20959 * config/vax/predicates.md: Likewise.
20960 * config/vax/vax.c (print_operand_address, vax_output_int_move,
20961 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
20962 * config/vax/vax.h: Likewise.
20963 * config/vax/vax.md (nonlocal_goto): Likewise.
20965 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20967 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
20968 (indirectable_address_p, adjacent_operands_p): Add spaces around
20970 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
20972 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20974 * config/vax/vax.c (legitimate_constant_address_p,
20975 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
20976 index_term_p, reg_plus_index_p, legitimate_address_p,
20977 vax_mode_dependent_address_p): Update comments to match functions
20978 modified by the recent int->bool conversion.
20980 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20982 * config/vax/builtins.md: Update copyright message.
20983 * config/vax/constraints.md: Likewise.
20984 * config/vax/netbsd-elf.h: Likewise.
20985 * config/vax/predicates.md: Likewise.
20986 * config/vax/vax-protos.h: Likewise.
20987 * config/vax/vax.c: Likewise.
20988 * config/vax/vax.h: Likewise.
20989 * config/vax/vax.md: Likewise.
20990 * config/vax/vax.opt: Likewise.
20992 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20994 * config/vax/builtins.md (ffssi2, ffssi2_internal,
20995 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
20996 * config/vax/constraints.md (B, R): Likewise.
20997 * config/vax/predicates.md (external_memory_operand,
20998 nonimmediate_addsub_di_operand): Likewise.
20999 * config/vax/vax.c (vax_output_int_add): Likewise.
21000 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
21001 untyped_call): Likewise.
21003 2009-04-01 Matt Thomas <matt@3am-software.com>
21005 * config/vax/predicates.md: New file.
21006 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
21007 external_const_operand, nonsymbolic_operand, external_memory_operand,
21008 indirect_memory_operand, indexed_memory_operand,
21009 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
21010 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
21012 * config/vax/constraints.md: New file.
21013 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
21015 * config/vax/builtins.md: New file.
21016 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
21017 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
21019 * config/vax/vax.opt (mqmath): Add option.
21020 * config/vax/vax.md (isfx): Extend with DI.
21021 (VAXintQH, VAXintQHSD): Define.
21022 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
21023 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
21024 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
21025 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
21026 (movdi): Update constraints and use vax_output_int_move().
21027 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
21028 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
21029 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
21030 nonlocal_goto): New.
21031 (mov<mode>): Extend accepted operand types.
21032 (subdi3_old): Rename from subdi3, change update constraints and use
21033 a new implementation.
21034 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
21035 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
21036 MOVE_RATIO, CLEAR_RATIO): Define.
21037 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
21038 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
21039 (PRINT_OPERAND): Redefine using a function instead of inlined code.
21040 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
21041 (split_quadword_operands): Make static and really allow variable
21043 (print_operand_address): Update for PIC generation.
21044 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
21045 indexable_address_p, fixup_mathdi_operand,
21046 vax_expand_addsub_di_operands, adjacent_operands_p): New.
21047 (vax_float_literal, legitimate_constant_p,
21048 indirectable_constant_address_p, index_term_p,
21049 reg_plus_index_p): Return bool instead of int.
21050 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
21052 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
21054 (vax_output_conditional_branch): Indent.
21055 (legitimate_constant_address_p, indirectable_constant_address_p,
21056 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
21057 vax_mode_dependent_address_p): Return bool instead of int, update for
21059 * config/vax/vax-protos.h (legitimate_constant_address_p,
21060 legitimate_constant_p, legitimate_address_p,
21061 vax_mode_dependent_address_p): Change declaration to bool.
21062 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
21063 vax_expand_addsub_di_operands, vax_output_int_subtract,
21064 vax_output_movmemsi): Declare.
21065 (split_quadword_operands, vax_float_literal): Delete declaration.
21066 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
21067 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
21068 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
21069 ASM_OUTPUT_DWARF_PCREL): Define.
21070 (ASM_SPEC): Change definition to allow PIC generation.
21072 2009-04-01 Steve Ellcey <sje@cup.hp.com>
21074 * doc/sourcebuild.texi: Update front-end requirements.
21076 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21079 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
21080 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
21081 (booldi3_internal3): Use boolean_or_operator instead of
21084 2009-04-01 Joseph Myers <joseph@codesourcery.com>
21087 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
21088 declarator whose size is not an integer constant expression but
21089 folds to an integer constant, then treat it as a constant
21092 2009-04-01 Richard Guenther <rguenther@suse.de>
21094 * fold-const.c (fold_plusminus_mult_expr): Do not fold
21095 i * 4 + 2 to (i * 2 + 1) * 2.
21097 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21100 * c-parser.c (c_parser_asm_statement): Skip until close paren and
21101 return if c_parser_asm_string_literal returned NULL.
21103 2009-04-01 Nick Clifton <nickc@redhat.com>
21105 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
21107 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
21108 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
21109 other typedefs to avoid conflicts with libgcc2.c. Define labels
21110 to gain 16-bit bit-manipulation functions from libgcc2.c and then
21112 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
21113 to gain 16-bit trapping arithmetic functions from libgcc2.c and
21116 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
21118 * varasm.c (default_function_rodata_section): Declare DOT as
21121 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
21122 Andrey Galkin <agalkin@hypercom.com>
21125 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
21126 Make object_name unique for each process.
21128 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21131 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
21132 addressable variables in the parallel that could go out of scope while
21133 running queued tasks.
21135 2009-04-01 Anatoly Sokolov <aesok@post.ru>
21137 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
21138 (CASE_VALUES_THRESHOLD): Redefine.
21139 * config/avr/avr.c (avr_override_options): Remove initialization of
21140 avr_case_values_threshold variable.
21141 (avr_case_values_threshold): Remove variable. Add new function.
21142 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
21143 * config/avr/avr.opt (mno-tablejump): Remove option.
21144 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
21146 2009-04-01 DJ Delorie <dj@redhat.com>
21148 * varasm.c (default_function_rodata_section): Don't assume
21149 anything about where the first '.' in the section name is.
21151 2009-04-01 Alan Modra <amodra@bigpond.net.au>
21153 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
21154 rs6000_emit_stack_tie.
21156 2009-03-31 Ian Lance Taylor <iant@google.com>
21158 * tree-eh.c (tree_remove_unreachable_handlers): Compare
21159 gimple_code with GIMPLE_RESX, not RESX.
21161 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21163 * c-common.c (c_get_ident): New.
21164 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
21166 2009-04-01 Ben Elliston <bje@au.ibm.com>
21168 * config/rs6000/sysv4.opt (msdata): Improve option description.
21170 2009-03-31 Steve Ellcey <sje@cup.hp.com>
21172 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
21173 (divdf3_internal_lat): Remove.
21174 (divxf3_internal_lat): Remove.
21175 (divxf3_internal_thr): Remove.
21176 (divxf): Use divxf3_internal.
21177 * config/ia64/div.md (divsf3_internal_lat): New.
21178 (divdf3_internal_lat): New.
21179 (divxf3_internal): New.
21181 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21184 * Makefile.in (USE_GCC_STDINT): Define.
21185 (stmp-int-hdrs): Install stdint.h if applicable.
21186 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
21188 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
21189 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
21190 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21191 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21192 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21193 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21194 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21195 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21196 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21197 (c_common_nodes_and_builtins): Initialize
21198 underlying_wchar_type_node. Do not initialize
21199 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
21200 nodes for new types.
21201 (c_stddef_cpp_builtins): Define macros for new types.
21202 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
21204 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
21205 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
21206 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
21207 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
21208 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
21209 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
21210 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
21211 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
21212 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
21213 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
21214 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
21215 int16_type_node, int32_type_node, int64_type_node,
21216 uint8_type_node, uint16_type_node, c_uint32_type_node,
21217 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
21218 int_least32_type_node, int_least64_type_node,
21219 uint_least8_type_node, uint_least16_type_node,
21220 uint_least32_type_node, uint_least64_type_node,
21221 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
21222 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
21223 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
21224 uintptr_type_node): Define.
21225 * c-cppbuiltin.c (builtin_define_constants,
21226 builtin_define_type_minmax): New.
21227 (builtin_define_stdint_macros): Define more macros.
21228 (c_cpp_builtins): Define more limit macros.
21229 (type_suffix): New.
21230 (builtin_define_type_max): Define in terms of
21231 builtin_define_type_minmax. Remove is_long parameter. All
21233 * config.gcc (use_gcc_stdint): Define.
21234 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
21235 Add newlib-stdint.h for generic targets.
21236 * config/glibc-stdint.h, config/newlib-stdint.h,
21237 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
21238 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
21239 * config/score/score.h (UINTPTR_TYPE): Define.
21240 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21241 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21242 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21243 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21244 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21245 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21246 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21247 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21248 * config/spu/spu.h (STDINT_LONG32): Define.
21249 * configure.ac (use_gcc_stdint): Substitute.
21250 * configure: Regenerate.
21251 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
21252 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
21253 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
21254 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
21255 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
21256 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
21257 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
21258 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
21259 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
21260 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
21261 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
21262 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
21263 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
21264 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
21265 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
21266 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
21267 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
21268 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
21269 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
21270 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
21271 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
21272 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
21273 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21274 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21275 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21276 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21277 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21278 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21279 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
21281 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
21283 * loop-iv.c (suitable_set_for_replacement): Renamed from
21284 simplify_using_assignment; changed to return bool and to accept new
21285 args DEST and SRC. Return true iff we find a source/destination pair
21286 that can be used to make a replacement, and fill SRC and DEST if so.
21287 Remove arg ALTERED. Don't deal with altered regs here. All callers
21289 (simplify_using_initial_values): Deal with altered regs here and track
21290 more precisely the effect they have on the validity of our expression.
21292 * loop-iv.c (simplify_using_condition): A condition of the form
21293 (EQ REG CONST) can be used to simply make a substitution.
21294 (simplify_using_initial_values): Keep track of conditions we have seen
21295 and keep using them to simplify new expressions, while applying the
21296 same substitutions to them as to the expression.
21298 * simplify-rtx.c (simplify_relational_operation_1): Simplify
21299 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
21302 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
21303 changed. Use this when trying to improve the upper bound.
21304 Generate the comparison by using simplify_gen_relational.
21306 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
21308 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
21310 (simplify_using_assignment, simplify_using_initial_values): Call
21311 replace_in_expr to make replacements. Call replace_single_def_regs
21312 once on the initial version of the expression.
21314 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21317 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
21319 2009-03-31 Richard Guenther <rguenther@suse.de>
21321 PR middle-end/31029
21322 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
21323 equality comparisons. Fold C - X CMP X if C % 2 == 1.
21325 2009-03-31 Richard Guenther <rguenther@suse.de>
21327 * tree.h (div_if_zero_remainder): Declare.
21328 * fold-const.c (div_if_zero_remainder): Export.
21329 * tree-ssa-forwprop.c
21330 (forward_propagate_addr_into_variable_array_index): Handle
21331 constant array index addition outside of the variable index.
21333 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21336 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
21337 define_splits, floatunssi<mode>2): Require x87 conversions from
21338 DImode to be permitted.
21340 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21342 PR preprocessor/15638
21343 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
21345 2009-03-31 Richard Guenther <rguenther@suse.de>
21347 PR middle-end/23401
21348 PR middle-end/27810
21349 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
21350 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
21351 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
21352 a separate statement.
21353 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
21354 (lookup_tmp_var): Likewise.
21355 (is_gimple_formal_tmp_or_call_rhs): Remove.
21356 (is_gimple_reg_or_call_rhs): Rename to ...
21357 (is_gimple_reg_rhs_or_call): ... this.
21358 (is_gimple_mem_or_call_rhs): Rename to ...
21359 (is_gimple_mem_rhs_or_call): ... this.
21360 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
21361 DECL_GIMPLE_REG_P only if is_formal is true.
21362 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
21363 for non-proper post-modify expression gimplification.
21364 (gimplify_self_mod_expr): For post-modify expressions gimplify
21365 the lvalue to a minimal lvalue.
21366 (rhs_predicate_for): Remove formal temp case.
21367 (gimplify_modify_expr_rhs): Likewise.
21368 (gimplify_addr_expr): Use is_gimple_reg.
21369 (gimplify_expr): Remove formal temp cases.
21370 (gimple_regimplify_operands): Likewise.
21371 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
21372 and FILTER_EXPR like constants.
21373 * gimple.c (walk_gimple_op): Fix val_only initialization, use
21375 (is_gimple_formal_tmp_rhs): Remove.
21376 (is_gimple_reg_rhs): Remove special casing.
21377 (is_gimple_mem_rhs): Fix.
21378 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
21379 (is_gimple_formal_tmp_var): Remove.
21380 (is_gimple_formal_tmp_reg): Likewise.
21381 (is_gimple_min_lval): Allow invariant component ref parts.
21382 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
21383 is_gimple_formal_tmp_reg): Remove declarations.
21384 * tree-cfg.c (verify_expr): Verify that variables with address
21385 taken do not have DECL_GIMPLE_REG_P set.
21386 * tree-mudflap.c (mf_build_check_statement_for): Use
21387 force_gimple_operand instead of gimplify_expr.
21389 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
21391 * modulo-sched.c (sms_schedule_by_order): Pass the actual
21392 schedulable rows to compute_split_row.
21394 2009-03-31 Ben Elliston <bje@au.ibm.com>
21397 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
21400 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21402 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
21403 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
21404 * configure: Regenerate.
21405 * config.in: Regenerate.
21406 * config/rs6000/rs6000.opt (mtls-markers): Add.
21407 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
21408 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
21409 (tls_ld_aix, tls_ld_sysv): Likewise.
21410 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
21411 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
21413 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21415 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
21417 2009-03-30 Jan Hubicka <jh@suse.cz>
21419 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
21421 (tree_remove_unreachable_handlers): Cleanup EH predecestor
21422 detection and label handling.
21424 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21426 * ira-int.h (ira_allocno): Rename left_conflicts_num to
21427 left_conflicts_size.
21428 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
21429 ALLOCNO_LEFT_CONFLICTS_SIZE.
21431 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
21432 remove_allocno_from_bucket_and_push,
21433 allocno_spill_priority_compare, push_allocnos_to_stack,
21434 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21435 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
21436 (setup_allocno_left_conflicts_num): Ditto. Rename to
21437 setup_allocno_left_conflicts_size.
21438 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21439 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
21440 setup_allocno_left_conflicts_size instead of
21441 setup_allocno_left_conflicts_num.
21443 * ira-build.c (ira_create_allocno): Use
21444 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
21445 ALLOCNO_LEFT_CONFLICTS_NUM.
21447 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21449 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21450 instead of DF_LR_OUT.
21452 * ira-lives.c (process_bb_node_lives): Ditto.
21454 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21455 instead of DF_LR_{OUT,IN}.
21457 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21459 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21461 2009-03-30 Jan Hubicka <jh@suse.cz>
21463 * except.c (label_to_region_map): Fix thinko.
21465 2009-03-30 Steve Ellcey <sje@cup.hp.com>
21467 PR middle-end/38237
21468 * tree.h (tree_find_value): New declaration.
21469 * tree.c (tree_find_value): New function.
21470 * varasm.c (assemble_external): Avoid duplicate entries on lists.
21472 2009-03-30 Jakub Jelinek <jakub@redhat.com>
21475 * c-decl.c (struct c_binding): Add locus field.
21476 (bind): Add locus argument, set locus field from it.
21477 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
21478 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
21479 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
21480 implicitly_declare, undeclared_variable, lookup_label,
21481 declare_label, c_make_fname_decl, c_builtin_function,
21482 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
21485 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
21488 * config/i386/i386.c (classify_argument): Check total size of
21491 2009-03-30 Martin Jambor <mjambor@suse.cz>
21493 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
21494 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
21495 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
21498 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
21499 seen_variable_array_ref while also traversing a union.
21501 * tree-inline.c (optimize_inline_calls): Do not call
21502 cgraph_node_remove_callees.
21503 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
21504 (pass_remove_cgraph_callee_edges): New variable.
21505 * passes.c (init_optimization_passes): Add
21506 pass_remove_cgraph_callee_edges after early inlining and before all
21507 late intraprocedural passes.
21509 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
21511 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21513 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
21514 Fix typos in names.
21516 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21518 * combine.c (simplify_comparison): Use have_insn_for.
21519 * dojump.c (do_jump): Likewise.
21521 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21523 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
21524 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
21525 sparc_compare_op0 like sparc_compare_emitted used to be handled.
21526 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
21527 instead of sparc_compare_emitted.
21528 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
21529 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
21530 instead of sparc_compare_emitted.
21532 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21534 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
21535 enter/exit cfglayout mode.
21536 (pass_partition_block): Require it.
21537 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
21538 (combine_instructions): Track basic blocks instead of labels.
21539 (update_cfg_for_uncondjump): New.
21540 (try_combine): Use it. Update jumps after rescanning.
21541 (pass_combine): Require PROP_cfglayout.
21542 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
21544 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21546 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
21547 Provide/destroy PROP_cfglayout respectively.
21548 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
21549 * tree-pass.h (PROP_cfglayout): New.
21551 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21553 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
21554 fold_convert_const_fixed_from_fixed,
21555 fold_convert_const_fixed_from_int,
21556 fold_convert_const_fixed_from_real, fold_negate_const): Do not
21557 set TREE_CONSTANT_OVERFLOW.
21558 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
21559 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
21561 2009-03-30 Ira Rosen <irar@il.ibm.com>
21563 * tree-vect-loop-manip.c: New file.
21564 * tree-vectorizer.c: Update documentation and included files.
21565 (vect_loop_location): Make extern.
21566 (rename_use_op): Move to tree-vect-loop-manip.c
21567 (rename_variables_in_bb, rename_variables_in_loop,
21568 slpeel_update_phis_for_duplicate_loop,
21569 slpeel_update_phi_nodes_for_guard1,
21570 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
21571 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
21572 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
21573 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
21574 find_loop_location): Likewise.
21575 (new_stmt_vec_info): Move to tree-vect-stmts.c.
21576 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
21577 get_vectype_for_scalar_type, vect_is_simple_use,
21578 supportable_widening_operation, supportable_narrowing_operation):
21580 (bb_in_loop_p): Move to tree-vect-loop.c.
21581 (new_loop_vec_info, destroy_loop_vec_info,
21582 reduction_code_for_scalar_code, report_vect_op,
21583 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
21584 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
21585 (vect_supportable_dr_alignment): Likewise.
21586 * tree-vectorizer.h (tree-data-ref.h): Include.
21587 (vect_loop_location): Declare.
21588 Reorganize function declarations according to the new file structure.
21589 * tree-vect-loop.c: New file.
21590 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
21591 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
21592 * tree-vect-data-refs.c: New file.
21593 * tree-vect-patterns.c (timevar.h): Don't include.
21594 * tree-vect-stmts.c: New file.
21595 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
21596 tree-vect-slp.c, tree-vect-loop.c.
21597 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
21598 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
21599 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
21600 (tree-vect-analyze.o): Remove.
21601 (tree-vect-transform.o): Likewise.
21602 (tree-vect-data-refs.o): Add rule.
21603 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
21604 tree-vect-slp.o): Likewise.
21605 (tree-vect-patterns.o): Remove redundant dependencies.
21606 (tree-vectorizer.o): Likewise.
21607 * tree-vect-slp.c: New file.
21609 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21611 * optc-gen.awk: Warn if an option flag has multiple different
21614 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
21616 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
21617 -floop-block): Document dependences on PPL, CLooG and Graphite.
21619 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21621 PR rtl-optimization/323
21622 * c-common.c (c_fully_fold, convert_and_check,
21623 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
21624 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
21625 * c-common.def (EXCESS_PRECISION_EXPR): New.
21626 * c-cppbuiltin.c (builtin_define_float_constants): Define
21627 constants with enough digits for long double.
21628 * c-lex.c (interpret_float): Interpret constant with excess
21629 precision where appropriate.
21630 * c-opts.c (c_common_post_options): Set
21631 flag_excess_precision_cmdline. Give an error for
21632 -fexcess-precision=standard for C++ for processors where the
21633 option is significant.
21634 * c-parser.c (c_parser_conditional_expression): Handle excess
21635 precision in condition.
21636 * c-typeck.c (convert_arguments): Handle arguments with excess
21638 (build_unary_op): Move excess precision outside operation.
21639 (build_conditional_expr): Likewise.
21640 (build_compound_expr): Likewise.
21641 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
21642 (build_modify_expr): Handle excess precision in RHS.
21643 (convert_for_assignment): Handle excess precision in converted
21645 (digest_init, output_init_element, process_init_element): Handle
21646 excess precision in initializer.
21647 (c_finish_return): Handle excess precision in return value.
21648 (build_binary_op): Handle excess precision in operands and add
21649 excess precision as needed for operation.
21650 * common.opt (-fexcess-precision=): New option.
21651 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
21652 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
21653 For standard excess precision, output explicit conversion to and
21654 truncation from XFmode.
21655 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
21656 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
21657 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
21658 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
21659 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
21660 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
21661 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
21662 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
21663 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
21664 define_splits, sqrt<mode>2): Disable where appropriate for
21665 standard excess precision.
21666 * convert.c (convert_to_real): Do not shorten arithmetic to type
21667 for which excess precision would be used.
21668 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
21669 * doc/invoke.texi (-fexcess-precision=): Document option.
21670 (-mfpmath=): Correct index entry.
21671 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
21672 flag_excess_precision): New.
21673 * langhooks.c (lhd_post_options): Set
21674 flag_excess_precision_cmdline.
21675 * opts.c (common_handle_option): Handle -fexcess-precision=.
21676 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
21677 init_excess_precision): New.
21678 (lang_dependent_init_target): Call init_excess_precision.
21679 * tree.c (excess_precision_type): New.
21680 * tree.h (excess_precision_type): Declare.
21682 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21685 * c-typeck.c (build_component_ref): Do not copy qualifiers from
21686 non-lvalue to component.
21688 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21690 PR preprocessor/34695
21691 * Makefile.in (c-opts.o): Depend on c-tree.h.
21692 * c-common.c: Move down include of diagnostic.h.
21693 (done_lexing, c_cpp_error): New.
21694 * c-common.h (done_lexing): Declare.
21695 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
21697 * c-opts.c: Include c-tree.h.
21698 (c_common_init_options): Set preprocessor error callback.
21699 (c_common_handle_option): Do not set preprocessor
21700 inhibit_warnings, warnings_are_errors, warn_system_headers,
21701 pedantic_errors or inhibit_warnings flags.
21702 (c_common_post_options): Do not check cpp_errors (parse_in).
21703 (c_common_finish): Do not output dependencies if there were
21704 errors. Do not check return value of cpp_finish.
21705 * c-ppoutput.c (pp_file_change): Set input_location.
21706 * c-tree.h (c_cpp_error): Declare.
21707 * diagnostic.c (diagnostic_set_info_translated): Also initialize
21709 (diagnostic_build_prefix): Check override_column.
21710 * diagnostic.h (diagnostic_info): Add override_column field.
21711 (diagnostic_override_column): Define.
21713 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
21715 * c-common.c (c_expand_expr, c_staticp): Remove.
21716 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
21717 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
21718 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
21719 * c-gimplify.c (gimplify_compound_literal_expr,
21720 optimize_compound_literals_in_ctor): Remove.
21721 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
21722 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
21723 * c-semantics.c (emit_local_var): Remove.
21725 * langhooks-def.h (lhd_expand_expr): Remove.
21726 * langhooks.c (lhd_expand_expr): Remove.
21727 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
21729 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
21730 handling from c-semantics.c; don't call into langhook.
21731 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
21732 * gimplify.c (gimplify_compound_literal_expr,
21733 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
21734 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
21735 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
21736 as was done in c-gimplify.c.
21737 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
21738 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
21739 Move from c-common.h.
21740 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
21742 * tree.c (staticp): Do not call langhook.
21743 * langhooks.c (lhd_staticp): Delete.
21744 * langhooks-def.h (lhd_staticp): Delete prototype.
21745 (LANG_HOOKS_STATICP): Delete.
21746 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
21748 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
21749 instead of DECL_STMTs.
21751 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21759 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
21761 (fold_call_expr): Return a NOP_EXPR from folding rather than the
21762 contained expression.
21763 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
21764 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
21765 conditional expressions for C.
21766 (decl_constant_value_for_optimization): Move from
21767 decl_constant_value_for_broken_optimization in c-typeck.c. Check
21768 whether optimizing and that the expression is a VAR_DECL not of
21769 array type instead of doing such checks in the caller. Do not
21770 check pedantic. Call gcc_unreachable for C++.
21771 * c-common.def (C_MAYBE_CONST_EXPR): New.
21772 * c-common.h (c_fully_fold, c_save_expr,
21773 decl_constant_value_for_optimization): New prototypes.
21774 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
21775 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
21776 EXPR_INT_CONST_OPERANDS): Define.
21777 * c-convert.c (convert): Strip nops from expression.
21778 * c-decl.c (groktypename): Take extra parameters expr and
21779 expr_const_operands. Update call to grokdeclarator.
21780 (start_decl): Update call to grokdeclarator. Add statement for
21781 expressions used in type of decl.
21782 (grokparm): Update call to grokdeclarator.
21783 (push_parm_decl): Update call to grokdeclarator.
21784 (build_compound_literal): Add parameter non_const and build a
21785 C_MAYBE_COSNT_EXPR if applicable.
21786 (grokdeclarator): Take extra parameters expr and
21787 expr_const_operands. Track expressions used in declaration
21788 specifiers and declarators. Fold array sizes and track whether
21789 they are constant expressions and whether they are integer
21790 constant expressions.
21791 (parser_xref_tag): Set expr and expr_const_operands fields in
21793 (grokfield): Update call to grokdeclarator.
21794 (start_function): Update call to grokdeclarator.
21795 (build_null_declspecs): Set expr and expr_const_operands fields in
21797 (declspecs_add_type): Handle expressions in typeof specifiers.
21798 * c-parser.c (c_parser_declspecs): Set expr and
21799 expr_const_operands fields for declaration specifiers.
21800 (c_parser_enum_specifier): Likewise.
21801 (c_parser_struct_or_union_specifier): Likewise.
21802 (c_parser_typeof_specifier): Likewise. Update call to
21803 groktypename. Fold expression as needed. Return expressions with
21804 type instead of adding statements.
21805 (c_parser_attributes): Update calls to c_parser_expr_list.
21806 (c_parser_statement_after_labels): Fold expression before passing
21807 to objc_build_throw_stmt.
21808 (c_parser_condition): Fold expression.
21809 (c_parser_asm_operands): Fold expression.
21810 (c_parser_conditional_expression): Use c_save_expr. Update call
21811 to build_conditional_expr.
21812 (c_parser_alignof_expression): Update call to groktypename.
21813 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
21814 original_code. Fold expression argument of va_arg. Create
21815 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
21816 argument to va_arg. Update calls to groktypename. Fold array
21817 index for offsetof. Verify that first argument to
21818 __builtin_choose_expr has integer type.
21819 (c_parser_postfix_expression_after_paren_type): Update calls to
21820 groktypename and build_compound_literal. Handle expressions with
21821 side effects in type name.
21822 (c_parser_postfix_expression_after_primary): Update call to
21823 c_parser_expr_list. Set original_code for calls to
21824 __builtin_constant_p.
21825 (c_parser_expr_list): Take extra parameter fold_p. Fold
21826 expressions if requested.
21827 (c_parser_objc_type_name): Update call to groktypename.
21828 (c_parser_objc_synchronized_statement): Fold expression.
21829 (c_parser_objc_receiver): Fold expression.
21830 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
21831 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
21832 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
21833 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
21834 (struct c_typespec): Add elements expr and expr_const_operands.
21835 (struct c_declspecs): Add elements expr and expr_const_operands.
21836 (groktypename, build_conditional_expr, build_compound_literal):
21838 (in_late_binary_op): Declare.
21839 * c-typeck.c (note_integer_operands): New function.
21840 (in_late_binary_op): New variable.
21841 (decl_constant_value_for_broken_optimization): Move to c-common.c
21842 and rename to decl_constant_value_for_optimization.
21843 (default_function_array_conversion): Do not strip nops.
21844 (default_conversion): Do not call
21845 decl_constant_value_for_broken_optimization.
21846 (build_array_ref): Do not fold result.
21847 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
21848 result when operand is a VLA.
21849 (c_expr_sizeof_type): Update call to groktypename. Handle
21850 expressions included in type name. Use C_MAYBE_CONST_EXPR for
21851 result when operand names a VLA type.
21852 (build_function_call): Update call to build_compound_literal.
21853 Only fold result for calls to __builtin_* functions. Strip
21854 NOP_EXPR from INTEGER_CST returned from such functions. Fold
21855 the function designator.
21856 (convert_arguments): Fold arguments. Update call to
21857 convert_for_assignment.
21858 (build_unary_op): Handle increment and decrement of
21859 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
21860 decrement earlier. Fold operand of increment and decrement.
21861 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
21862 built for integer operand. Wrap returns that are INTEGER_CSTs
21863 without being integer constant expressions or that have integer
21864 constant operands without being INTEGER_CSTs.
21865 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
21866 (build_conditional_expr): Add operand ifexp_bcp. Track whether
21867 result is an integer constant expression or can be used in
21868 unevaluated parts of one and avoid folding and wrap as
21869 appropriate. Fold operands before possibly doing -Wsign-compare
21871 (build_compound_expr): Wrap result for C99 if operands can be used
21872 in integer constant expressions.
21873 (build_c_cast): Update call to digest_init. Do not ignore
21874 overflow from casting floating-point constants to integers. Wrap
21875 results that could be confused with integer constant expressions,
21876 null pointer constants or floating-point constants.
21877 (c_cast_expr): Update call to groktypename. Handle expressions
21878 included in type name.
21879 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
21880 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
21881 Update calls to convert_for_assignment.
21882 (convert_for_assignment): Take new parameter
21883 null_pointer_constant. Do not strip nops or call
21884 decl_constant_value_for_broken_optimization. Set
21885 in_late_binary_op for conversions to boolean.
21886 (store_init_value): Update call to digest_init.
21887 (digest_init): Take new parameter null_pointer_constant. Do not
21888 call decl_constant_value_for_broken_optimization. pedwarn for
21889 initializers not constant expressions. Update calls to
21890 convert_for_assignment.
21891 (constructor_nonconst): New.
21892 (struct constructor_stack): Add nonconst element.
21893 (really_start_incremental_init, push_init_level, pop_init_level):
21894 Handle constructor_nonconst and nonconst element.
21895 (set_init_index): Call constant_expression_warning for array
21897 (output_init_element): Fold value. Set constructor_nonconst as
21898 applicable. pedwarn for initializers not constant expressions.
21899 Update call to digest_init. Call constant_expression_warning
21900 where constant initializers are required.
21901 (process_init_element): Use c_save_expr.
21902 (c_finish_goto_ptr): Fold expression.
21903 (c_finish_return): Fold return value. Update call to
21904 convert_for_assignment.
21905 (c_start_case): Fold switch expression.
21906 (c_process_expr_stmt): Fold expression.
21907 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
21908 ensure statement expression is not evaluated in constant expression.
21909 (build_binary_op): Track whether results are integer constant
21910 expressions or may occur in such, disable folding and wrap results
21911 as applicable. Fold operands for -Wsign-compare warnings unless
21913 (c_objc_common_truthvalue_conversion): Handle results folded to
21914 integer constants that are not integer constant expressions.
21915 * doc/extend.texi: Document when typeof operands are evaluated,
21916 that condition of __builtin_choose_expr is an integer constant
21917 expression, and more about use of __builtin_constant_p in
21920 2009-03-29 Richard Guenther <rguenther@suse.de>
21922 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
21923 propagate addresses of array references.
21925 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
21927 * regmove.c (perhaps_ends_bb_p): Remove.
21928 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
21929 from INSN and check that the main loop stays within that basic block.
21930 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
21931 (regmove_forward_pass): Split out from regmove_optimize. Use
21932 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
21933 (regmove_backward_pass): Split out from regmove_optimize. Use
21934 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
21935 (regmove_optimize): Simplify.
21937 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21940 * config/i386/i386.c (classify_argument): Ignore flexible array
21941 member in struct and warn ABI change.
21943 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21945 * config/i386/i386-protos.h (ix86_agi_dependent): New.
21947 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
21948 (ix86_adjust_cost): Updated.
21950 2009-03-29 Jan Hubicka <jh@suse.cz>
21952 PR middle-end/28850
21953 * tree-pass.h (pass_cleanup_eh): New function.
21954 (remove_unreachable_regions): Break code handling RTL
21955 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
21956 that can not be reached by runtime.
21957 (can_be_reached_by_runtime): New function.
21958 (label_to_region_map): New function.
21959 (num_eh_regions): New function.
21960 (rtl_remove_unreachable_regions): New function.
21961 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
21962 (remove_eh_region): New function.
21963 * except.h: Include sbitmap and vecprim.
21964 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
21965 num_eh_regions): Declare.
21966 * passes.c (init_optimization_passes): Schedule cleanup_eh.
21967 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
21968 * tree-eh.c (tree_remove_unreachable_handlers): New function.
21969 (tree_empty_eh_handler_p): New function.
21970 (cleanup_empty_eh): New function.
21971 (cleanup_eh): New function.
21972 (pass_cleanup_eh): New function.
21974 2009-03-29 Jan Hubicka <jh@suse.cz>
21976 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
21977 for removed regions.
21979 2009-03-29 Jan Hubicka <jh@suse.cz>
21981 * except.c (dump_eh_tree): Dump all datastructures.
21983 2009-03-29 Jan Hubicka <jh@suse.cz>
21985 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
21986 (duplicate_eh_regions_1): Likewise.
21987 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
21988 vector; call EH verification.
21989 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
21990 Be ready for region being removed.
21992 2009-03-29 Jan Hubicka <jh@suse.cz>
21994 * bitmap.c (bitmap_last_set_bit): New function.
21995 * bitmap.h (bitmap_last_set_bit): Declare.
21997 2009-03-29 David Ayers <ayers@fsfe.org>
22000 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
22001 by calling objc_compare_types and surpress warnings about
22002 incompatible C pointers that are compatible ObjC pointers.
22004 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
22006 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
22007 call initialize_inline_failed.
22008 (initialize_inline_failed): Move it from here ...
22009 * cgraph.c (initialize_inline_failed): ... to here.
22010 (cgraph_create_edge): Call initialize_inline_failed rather than
22011 setting inline_failed directly.
22013 2009-03-29 Ben Elliston <bje@au.ibm.com>
22016 * sysv4.opt (msdata): Improve comment.
22017 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
22018 * sysv4.h (SVR4_ASM_SPEC): Likewise.
22020 2009-03-29 Ben Elliston <bje@au.ibm.com>
22023 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
22024 load and store attributes.
22026 2009-03-29 Ben Elliston <bje@au.ibm.com>
22028 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
22029 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
22030 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
22031 * doc/extend.texi (X86 Built-in Functions): Add index entries for
22032 __builtin_infq and __builtin_huge_valq.
22034 2009-03-28 Anatoly Sokolov <aesok@post.ru>
22036 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
22038 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22039 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
22041 2009-03-28 Xinliang David Li <davidxl@google.com>
22043 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
22044 (do_dbg_cnt): New function.
22046 2009-03-28 Jan Hubicka <jh@suse.cz>
22048 Merge from pretty-ipa:
22050 2009-03-27 Jan Hubicka <jh@suse.cz>
22052 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22053 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
22054 * passes.c (function_called_by_processed_nodes_p): New.
22055 * ipa-pure-const.c (check_call): Fix handling of operands.
22056 (analyze_function): Dump debug output for skipped bodies.
22057 (local_pure_const): Use function_called_by_processed_nodes_p.
22058 * dwarf2out.c (reference_to_unused): Use output.
22059 * passes.c (do_per_function_toporder): Likewise.
22061 2008-11-12 Jan Hubicka <jh@suse.cz>
22063 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
22064 * ipa-pure-const.c (funct_state_d): Add can throw field; make
22065 state_set_in_source enum
22066 (check_decl): Ignore memory tags; do not set fake looping flags;
22068 (check_operand, check_tree, check_rhs_var, check_lhs_var,
22069 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
22070 (check_call, analyze_function): Rewrite.
22072 (add_new_function): Update call of analyze_function.
22073 (generate_summary): Add call of analyze_function.
22074 (propagate): Propagate can_throw; handle state_set_in_source correctly.
22075 (local_pure_const): New function.
22076 (pass_local_pure_const): New pass.
22077 * ipa-inline.c (inline_transform): Set after_inlining.
22078 * tree-eh.c (stmt_can_throw_external): New.
22079 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
22080 work with aliasing built.
22081 * tree-flow.h (stmt_can_throw_external): New.
22082 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
22083 and local pure/const pass in early and late optimization queue.
22085 2009-03-28 Martin Jambor <mjambor@suse.cz>
22087 * fold-const.c (get_pointer_modulus_and_residue): New parameter
22089 (fold_binary): Allow function decl aligment consideration is the
22090 second argument is integer constant one.
22091 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
22092 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
22093 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
22095 2009-03-28 Jan Hubicka <jh@suse.cz>
22097 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
22098 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
22099 * function.h (rtl_data): Add nothrow flag.
22100 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
22101 set DECL_NOTHROW for AVAILABLE functions.
22103 2009-03-28 Jakub Jelinek <jakub@redhat.com>
22105 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
22106 following vector keyword has expansion starting with pixel or bool
22107 keyword, expand vector to __vector and pixel or bool to __pixel or
22111 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
22112 warn_if_disallowed_function_p): Removed.
22113 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
22114 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
22115 warning_if_disallowed_function_p.
22116 * flags.h (warn_if_disallowed_function_p,
22117 warn_disallowed_functions): Removed.
22118 * common.opt (Wdisallowed-function-list=): Removed.
22119 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
22121 2009-03-28 Richard Guenther <rguenther@suse.de>
22123 PR tree-optimization/38723
22124 * tree-ssa-pre.c (compute_avail): Add all default definitions to
22127 2009-03-28 Jan Hubicka <jh@suse.cz>
22129 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
22130 test introduced by my previous patch.
22132 2009-03-28 Richard Guenther <rguenther@suse.de>
22134 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
22135 the PHIs value undefined.
22137 2009-03-28 Jan Hubicka <jh@suse.cz>
22139 * tree-pass.h (pass_fixup_cfg): New pass.
22140 * ipa-inline.c (inline_transform): Set
22141 always_inline_functions_inlined/after_inlining.
22142 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
22143 (pass_fixup_cfg): New pass.
22144 * passes.c (init_optimization_passes): Add fixup_cfg.
22146 2009-03-28 Richard Guenther <rguenther@suse.de>
22148 PR tree-optimization/38458
22149 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
22150 argument use the arguments copy-of value.
22152 2009-03-28 Richard Guenther <rguenther@suse.de>
22154 PR tree-optimization/38180
22155 * tree-ssa-ccp.c (get_default_value): Simplify.
22156 (likely_value): Likewise.
22157 (surely_varying_stmt_p): Properly handle VOP case.
22158 (ccp_initialize): Likewise.
22159 (ccp_fold): Handle propagating through *&.
22160 (fold_const_aggregate_ref): Also handle decls.
22162 2009-03-28 Jan Hubicka <jh@suse.cz>
22164 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22165 * cgraph.h (cgraph_node): Likewise.
22166 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
22167 (cgraph_reset_node): Use process flag.
22168 (cgraph_mark_functions_to_output): Likewise.
22169 (cgraph_expand_function): Likewise.
22170 (cgraph_expand_all_functions): Likewise.
22171 (cgraph_output_in_order): Likewise.
22172 * dwarf2out.c (reference_to_unused): Likewise.
22173 * passes.c do_per_function_toporder): Likewise.
22175 2009-03-28 Jan Hubicka <jh@suse.cz>
22177 Bring from lto-branch:
22179 2008-09-03 Doug Kwan <dougkwan@google.com>
22181 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
22182 enums instead of reason strings.
22183 * cgraph.c (cgraph_create_edge): Same.
22184 (cgraph_inline_failed_string): New function.
22185 * cgraph.h (cgraph_inline_failed_t): New enum type.
22186 (cgraph_inline_failed_string): New prototype.
22187 (struct cgraph_edge): Change type of INLINED_FAILED from constant
22188 char pointer to cgraph_inline_failed_t.
22189 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
22190 (cgraph_default_inline_p): Ditto.
22191 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
22192 to cgraph_inline_failed_t pointer.
22193 * cif-code.def: New file.
22194 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
22196 (cgraph_check_inline_limits): Change type of REASON to pointer to
22197 cgraph_inline_failed_t. Replace reason strings with enums.
22198 (cgraph_default_inline_p): Ditto.
22199 (cgraph_recursive_inlining_p): Ditto.
22200 (update_caller_keys): Change type of FAILED_REASON to
22201 cgraph_inline_failed_t.
22202 (cgraph_set_inline_failed): Change type of REASON to pointer to
22203 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
22204 convert enums to strings for text output.
22205 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
22206 to be of type cgraph_inline_failed_t. Replace reason strings with
22207 enums. Call cgraph_inline_failed_string to covert enums
22208 to strings for text output.
22209 (cgraph_decide_inlining): Replace reason strings with enums.
22210 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
22211 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
22213 * tree-inline.c (expand_call_inline): Change type of REASON
22214 to cgraph_inline_failed_t. Replace reason strings with enums.
22215 Call cgraph_inline_failed_string for text output.
22216 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
22219 2009-03-28 Jan Hubicka <jh@suse.cz>
22221 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
22222 cgraph_clone_node): Remove master clone handling.
22223 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22224 * cgraph.h (master_clone): Remove.
22225 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22226 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
22227 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
22229 2009-03-28 Jan Hubicka <jh@suse.cz>
22231 * cgraph.c (cgraph_function_body_availability): Functions declared
22232 inline are always safe to assume that it is not going to be replaced.
22234 2009-03-28 Richard Guenther <rguenther@suse.de>
22236 PR tree-optimization/38513
22237 * tree-ssa-pre.c (eliminate): Remove redundant stores.
22238 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
22239 EXC_PTR_EXPR and FILTER_EXPR.
22240 (get_ref_from_reference_ops): Likewise.
22242 2009-03-28 Richard Guenther <rguenther@suse.de>
22244 PR tree-optimization/38968
22245 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
22246 Use FLOOR_MOD_EXPR to compute misalignment.
22248 2009-03-28 Richard Guenther <rguenther@suse.de>
22250 PR tree-optimization/37795
22251 * tree.h (combine_comparisons): Declare.
22252 * fold-const.c (combine_comparisons): Export.
22253 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
22255 (ifcombine_iforif): Use combine_comparisons.
22257 2009-03-28 Jan Hubicka <jh@suse.cz>
22259 * tree-eh.c (inlinable_call_p): New function.
22260 (make_eh_edges): Use it.
22261 (verify_eh_edges): Use it.
22262 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
22263 * except.c (reachable_next_level): Add inlinable_function argument
22264 (sjlj_find_directly_reachable_regions): Update.
22265 (add_reachable_handler): Do not set saw_any_handlers.
22266 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
22267 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22268 Add new inlinable call parameter.
22269 (can_throw_internal, can_throw_external): Update.
22270 * except.h (can_throw_internal_1, can_throw_external_1,
22271 foreach_reachable_handler): Update declaration.
22273 2009-03-28 Joseph Myers <joseph@codesourcery.com>
22275 * config/arm/t-arm-coff, config/h8300/coff.h,
22276 config/i386/i386-aout.h, config/i386/i386-coff.h,
22277 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
22278 config/pdp11/2bsd.h, config/rs6000/aix41.h,
22279 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
22280 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
22281 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
22282 sys-types.h: Remove.
22283 * Makefile.in: Remove protoize and fixproto support and references
22285 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
22286 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
22288 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
22289 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
22290 unprotoize$(exeext).
22291 (rest.encap): Don't depend on $(STMP_FIXPROTO)
22292 (.PHONY): Don't depend on proto.
22293 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
22294 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
22295 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
22296 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
22297 build/gen-protos.o, build/scan.o, xsys-protos.h,
22298 build/fix-header$(build_exeext), build/fix-header.o,
22299 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
22300 stmp-install-fixproto): Remove.
22301 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
22302 SYSCALLS.c or fixproto files.
22303 (install-common): Don't install protoize.
22304 (install-headers-tar, install-headers-cpio, install-headers-cp):
22305 Don't depend on $(STMP_FIXPROTO).
22306 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
22307 install fixproto files or write out fixproto settings.
22308 (uninstall): Don't uninstall protoize.
22309 * config.gcc (use_fixproto): Remove.
22310 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
22311 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
22312 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
22313 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
22314 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
22315 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
22316 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
22317 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
22318 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
22319 * config/t-vxworks (STMP_FIXPROTO): Remove.
22320 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
22321 STMP_FIXPROTO): Remove.
22322 * config.in, configure: Regenerate.
22323 * crtstuff.c (gid_t, uid_t): Don't undefine.
22324 * doc/install.texi: Change m68k-coff to m68k-elf in example.
22325 (arm-*-coff, arm-*-aout: Remove target entries.
22326 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
22327 Remove mention of AIX 4.1.
22328 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
22329 * doc/invoke.texi (Running Protoize): Remove.
22330 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
22331 (Protoize Caveats): Remove.
22332 * tsystem.h: Update comments on headers assumed to exist.
22334 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
22336 * genautomata.c: Add a new year to the copyright. Add a new
22338 (struct insn_reserv_decl): Add comments for member bypass_list.
22339 (find_bypass): Remove.
22340 (insert_bypass): New.
22341 (process_decls): Use insert_bypass.
22342 (output_internal_insn_latency_func): Output all bypasses with the
22343 same input insn in one switch case.
22345 * rtl.def (define_bypass): Describe bypass choice.
22346 * doc/md.texi (define_bypass): Ditto.
22348 2009-03-27 Richard Guenther <rguenther@suse.de>
22350 * gimplify.c (mark_addressable): Export.
22351 * tree-flow.h (mark_addressable): Declare.
22352 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
22353 * tree-ssa.c (verify_phi_args): Verify that address taken
22354 variables have TREE_ADDRESSABLE set.
22356 2009-03-27 Richard Guenther <rguenther@suse.de>
22358 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
22359 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
22360 Do not mark decls TREE_ADDRESSABLE.
22361 (build_fold_addr_expr): Adjust.
22362 (fold_addr_expr): Remove.
22363 (fold_unary): Use build_fold_addr_expr.
22364 (fold_comparison): Likewise.
22365 (split_address_to_core_and_offset): Likewise.
22366 * coverage.c (tree_coverage_counter_addr): Mark the array decl
22368 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
22369 (gimplify_modify_expr_to_memcpy): Mark source and destination
22371 * omp-low.c (create_omp_child_function): Mark the object decl
22373 (lower_rec_input_clauses): Mark the var we take the address of
22375 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
22377 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22379 PR middle-end/39315
22380 * cfgexpand.c (expand_one_stack_var_at): Change alignment
22381 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
22383 2009-03-27 Richard Guenther <rguenther@suse.de>
22385 PR tree-optimization/39120
22386 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
22388 (handle_lhs_call): Process return constraints. Add escape
22389 constraints if necessary.
22390 (handle_const_call): Fill out return constraints. Make nested
22391 case more precise. Avoid consttmp if possible.
22392 (handle_pure_call): Fill out return constraints. Avoid
22393 callused if possible.
22394 (find_func_aliases): Simplify call handling.
22396 2009-03-27 Richard Guenther <rguenther@suse.de>
22398 PR tree-optimization/39120
22399 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
22400 as a representative.
22401 (solve_graph): Do propagate CALLUSED.
22402 (handle_pure_call): Use a scalar constraint from CALLUSED for
22404 (find_what_p_points_to): CALLUSED shall not appear in poins-to
22407 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22410 * c-common.c (handle_aligned_attribute): Properly check alignment
22411 overflow. Use (1U << i) instead of (1 << i).
22413 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
22415 * expr.h (get_mem_align_offset): Updated.
22417 * tree.h (tree_decl_common): Change align to "unsigned int" and
22418 move it before pointer_alias_set.
22420 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22421 Jakub Jelinek <jakub@redhat.com>
22424 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
22425 gr_register_operand with gr_reg_or_0_operand.
22426 (cmpxchg_rel_di): Likewise.
22427 (sync_lock_test_and_set<mode>): Likewise.
22429 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22431 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
22432 (true_regnum): Likewise.
22434 * rtlanal.c (subreg_info): Moved to ...
22435 * rtl.h (subreg_info): Here. New.
22436 (subreg_get_info): New.
22438 * rtlanal.c (subreg_get_info): Make it extern.
22440 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22443 * config/i386/i386.c (ix86_abi): New.
22444 (override_options): Handle -mabi=.
22445 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
22446 (ix86_call_abi_override): Likewise.
22447 (init_cumulative_args): Likewise.
22448 (function_arg_advance): Likewise.
22449 (function_arg_64): Likewise.
22450 (function_arg): Likewise.
22451 (ix86_pass_by_reference): Likewise.
22452 (ix86_function_value_regno_p): Likewise.
22453 (ix86_build_builtin_va_list_abi): Likewise.
22454 (setup_incoming_varargs_64): Likewise.
22455 (is_va_list_char_pointer): Likewise.
22456 (ix86_init_machine_status): Likewise.
22457 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
22458 (ix86_function_type_abi): Return enum calling_abi. Rewrite
22459 for 64bit. Replace DEFAULT_ABI with ix86_abi.
22460 (ix86_function_abi): Make it static and return enum calling_abi.
22461 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
22463 (ix86_fn_abi_va_list): Updated.
22465 * config/i386/i386.h (ix86_abi): New.
22466 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
22467 (CONDITIONAL_REGISTER_USAGE): Likewise.
22468 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
22469 (machine_function): Likewise.
22471 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
22473 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
22474 (STACK_BOUNDARY): Likewise.
22475 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
22477 * config/i386/i386.opt (mabi=): New.
22479 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
22480 return enum calling_abi.
22481 (ix86_function_type_abi): Likewise.
22482 (ix86_function_abi): Removed.
22484 * doc/invoke.texi: Document -mabi= option for x86.
22486 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22488 * builtins.c (real_dconstp): Delete.
22489 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
22491 2009-03-27 Dodji Seketeli <dodji@redhat.com>
22492 Jakub Jelinek <jakub@redhat.com>
22495 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
22496 (gen_subprogram_die): When a function is explicit, generate the
22497 DW_AT_explicit attribute.
22498 * langhooks.h (struct lang_hooks_for_decls): Add
22499 function_decl_explicit_p langhook.
22500 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
22501 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
22503 2009-03-27 Jakub Jelinek <jakub@redhat.com>
22505 * builtins.c (fold_builtin_memory_op): Optimize memmove
22506 into memcpy if we can prove source and destination don't overlap.
22508 * tree-inline.c: Include gt-tree-inline.h.
22509 (clone_fn_id_num): New variable.
22510 (clone_function_name): New function.
22511 (tree_function_versioning): Use it.
22512 * Makefile.in (GTFILES): Add tree-inline.c.
22514 2009-03-27 Mark Mitchell <mark@codesourcery.com>
22516 * BASE-VER: Change to 4.5.0.
22518 2009-03-27 Xinliang David Li <davidxl@google.com>
22520 PR tree-optimization/39557
22521 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
22523 2009-03-27 Xinliang David Li <davidxl@google.com>
22525 PR tree-optimization/39548
22526 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
22529 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22531 * c-common.c (pointer_int_sum): Use %wd on return from
22534 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22536 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
22537 on return from tree_low_cst.
22539 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
22542 * ginclude/stdarg.h (va_copy): Define also for
22543 __GXX_EXPERIMENTAL_CXX0X__.
22545 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22548 * builtins.h (c_strlen): Do not warn here.
22549 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22550 * c-common.c (pointer_int_sum): Take an explicit location.
22551 Warn about offsets out of bounds.
22552 * c-common.h (pointer_int_sum): Adjust declaration.
22554 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22556 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
22559 2009-03-26 Jakub Jelinek <jakub@redhat.com>
22562 * opts.c (warn_if_disallowed_function_p): Don't assume
22563 get_callee_fndecl must return non-NULL.
22565 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
22567 PR rtl-optimization/39522
22568 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
22569 when reg_reloaded_valid is set.
22571 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22573 * config/spu/divv2df3.c: New file.
22574 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
22575 (DPBIT_FUNCS): Filter out _div_df.
22577 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
22579 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
22580 a jump insn, count that jump in the distance to the loop start.
22582 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
22585 * config/sh/sh.c (calc_live_regs): Fix condition for global
22586 registers except PIC_OFFSET_TABLE_REGNUM.
22588 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
22591 * doc/invoke.texi (-mconsole): New.
22593 (-mno-cygwin): New.
22595 (-mnop-fun-dllimport): New.
22599 (sub section "i386 and x86-64 Windows Options"): New.
22601 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
22603 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
22604 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
22606 2009-03-25 Richard Guenther <rguenther@suse.de>
22608 PR middle-end/39497
22609 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
22612 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
22614 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
22615 neither of haifa/selective schedulers are working.
22617 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22619 * doc/invoke.texi (Debugging Options): Fix description of
22620 -fno-merge-debug-strings.
22622 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
22624 * config/cris/libgcc.ver: New version-script.
22625 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
22627 * configure.ac <GAS features, nop mnemonic>: Add pattern
22628 crisv32-*-* for "nop".
22629 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
22630 * configure: Regenerate.
22632 2009-03-24 Ira Rosen <irar@il.ibm.com>
22634 PR tree-optimization/39529
22635 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
22636 mark_sym_for_renaming for the tag copied to the new vector
22639 2009-03-24 Arthur Loiret <aloiret@debian.org>
22641 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
22642 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
22643 EXTRA_SPEC_FUNCTIONS.
22644 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
22645 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
22646 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
22647 -march and -mtune options.
22649 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
22651 * config/m68k/t-rtems: Add m5329 multilib.
22653 2009-03-24 Dodji Seketeli <dodji@redhat.com>
22654 Jakub Jelinek <jakub@redhat.com>
22657 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
22660 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22663 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
22664 instead of c_parser_expression_conv, if original_code isn't one of the
22665 4 allowed comparison codes, fail.
22667 2009-03-23 Richard Guenther <rguenther@suse.de>
22669 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
22670 * tree.h (struct tree_type): Likewise.
22671 * reload.h (struct insn_chain): Likewise.
22672 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
22673 * function.h (struct function): Likewise.
22674 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
22676 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22678 PR tree-optimization/39516
22679 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
22681 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
22683 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
22684 should be set true if BITS_PER_WORD of target is bigger than 32
22686 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
22688 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
22689 Translate -B-options to -rpath-link. Correct existing
22690 rpath-link and conditionalize on !nostdlib.
22692 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22694 * doc/extend.texi (Function Attributes, Variable Attributes):
22696 * doc/invoke.texi (Debugging Options, Optimize Options)
22697 (i386 and x86-64 Options, MCore Options): Likewise.
22699 2009-03-20 Jakub Jelinek <jakub@redhat.com>
22702 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
22703 it for block local namespace aliases.
22704 (gen_decl_die): Pass context_die to gen_namespace_die.
22706 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22709 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
22710 minimum or maximum value.
22712 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
22714 * reginfo.c (globalize_reg): Recompute derived reg sets.
22716 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
22719 * libgcc2.c (mprotect): Do not use signed arguments for
22720 VirtualProtect, use DWORD arguments. Also fix the 'may
22721 be used uninitialized' warning for the np variable.
22723 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22726 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
22727 functions using regparm calling conventions when not optimizing.
22728 (ix86_function_sseregparm): Similarly for sseregparm calling
22731 2009-03-19 Li Feng <nemokingdom@gmail.com>
22733 PR middle-end/39500
22734 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
22735 dependence if the first conflict is after niter iterations.
22737 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
22739 PR middle-end/38609
22740 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
22741 functions with dynamic stack-pointer adjustments.
22743 2009-03-19 Ben Elliston <bje@au.ibm.com>
22745 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
22746 option; change to -msdata=data.
22748 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22750 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
22753 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
22756 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
22758 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
22760 * doc/invoke.texi (Code Gen Options): Expand discussion of
22763 2009-03-18 Jakub Jelinek <jakub@redhat.com>
22765 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
22766 * matrix-reorg.c (struct matrix_info): Likewise.
22767 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
22768 * rtl.h (struct mem_attrs): Likewise.
22769 * df.h (struct df): Likewise.
22770 * tree-data-ref.h (struct data_dependence_relation): Likewise.
22771 * ira-int.h (struct ira_allocno): Likewise.
22772 * df-scan.c (struct df_collection_rec): Likewise.
22773 * ira.c (struct equivalence): Likewise.
22774 * function.c (struct temp_slot): Likewise.
22775 * cfgloop.h (struct loop): Likewise.
22778 * function.c (use_register_for_decl): When not optimizing, disregard
22779 register keyword for variables with types containing methods.
22781 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
22783 PR middle-end/39447
22784 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
22785 (is_simple_operand): Call contains_component_ref_p before calling data
22786 reference analysis that would fail on COMPONENT_REFs.
22788 * tree-vrp.c (search_for_addr_array): Fix formatting.
22790 2009-03-18 Richard Guenther <rguenther@suse.de>
22792 * tree-vect-transform.c (vect_loop_versioning): Fold the
22793 generated comparisons.
22794 * tree-vectorizer.c (set_prologue_iterations): Likewise.
22795 (slpeel_tree_peel_loop_to_edge): Likewise.
22797 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22799 PR middle-end/37805
22800 * opts.c (print_specific_help): In addition to `undocumented',
22801 accept `separate' and `joined' flags if passed alone. Describe
22802 output by the first matched one of those.
22803 (common_handle_option): Skip over empty strings.
22804 * gcc.c (display_help): Fix help string for `--help='.
22805 * doc/invoke.texi (Option Summary, Overall Options): With
22806 `--help=', classes and qualifiers can both be repeated, but
22807 only the latter can be negated. One should not pass only
22808 negated qualifiers. Fix markup and examples.
22811 2008-10-14 Jakub Jelinek <jakub@redhat.com>
22812 PR middle-end/37805
22813 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
22814 and -fhelp=separate.
22816 2009-03-17 Jing Yu <jingyu@google.com>
22818 PR middle-end/39378
22819 * function.h (struct rtl_data): Move is_thunk from here...
22820 (struct function): ...to here.
22821 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
22822 * varasm.c (assemble_start_function): Change is_thunk from crtl to
22824 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
22826 (alpha_does_function_need_gp, alpha_start_function): Likewise.
22827 (alpha_output_function_end_prologue): Likewise.
22828 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
22829 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
22830 (rs6000_output_function_epilogue): Likewise.
22831 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
22833 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
22836 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
22837 from different units in a single alternative.
22838 (*truncdfsf_i387): Ditto.
22839 (*truncxfsf2_mixed): Ditto.
22840 (*truncxfdf2_mixed): Ditto.
22842 2009-03-17 Jakub Jelinek <jakub@redhat.com>
22844 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
22845 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
22848 * tree-ssa-live.c (remove_unused_locals): Don't remove local
22849 unused non-artificial variables when not optimizing.
22852 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
22853 DW_TAG_imported_module even if decl is IMPORTED_DECL with
22854 NAMESPACE_DECL in its DECL_INITIAL.
22856 PR middle-end/39443
22857 * optabs.c (set_user_assembler_libfunc): New function.
22858 * expr.h (set_user_assembler_libfunc): New prototype.
22859 * c-common.c: Include libfuncs.h.
22860 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
22861 for memcmp, memset, memcpy, memmove and abort.
22862 * Makefile.in (c-common.o): Depend on libfuncs.h.
22865 * dwarf2out.c (gen_inlined_enumeration_type_die,
22866 gen_inlined_structure_type_die, gen_inlined_union_type_die,
22867 gen_tagged_type_instantiation_die): Removed.
22868 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
22871 2009-03-17 Janis Johnson <janis187@us.ibm.com>
22874 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
22876 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
22877 (check-parallel-%): Ditto.
22878 (check-consistency): Ditto.
22880 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
22882 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
22883 local variable rhs by NULL_TREE.
22885 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22888 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
22890 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22893 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
22895 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22898 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
22899 for ms->sysv ABI calls only in 64bit mode.
22901 * config/i386/i386.md (untyped_call): Support 32bit.
22903 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
22905 * doc/extend.texi: Replace x86_65 with x86_64.
22907 2009-03-16 Jakub Jelinek <jakub@redhat.com>
22909 PR tree-optimization/39455
22910 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
22911 mismatches for POINTER_TYPE_P (type).
22912 (number_of_iterations_le): Likewise.
22914 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
22916 * config/picochip/picochip.c: Removed profiling support.
22917 * config/picochip/picochip.md: Removed profiling instruction.
22918 * config/picochip/picochip.h: Removed profiling builtin.
22920 2009-03-16 Joseph Myers <joseph@codesourcery.com>
22922 * doc/install.texi (--with-host-libstdcxx): Document.
22924 2009-03-14 Anatoly Sokolov <aesok@post.ru>
22927 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
22928 generate a warning if the function name does not begin with
22929 "__vector" and the function has either the 'signal' or 'interrupt'
22930 attribute, from here to ...
22931 (avr_declare_function_name): ...here. New function.
22932 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
22933 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
22935 2009-03-14 Jakub Jelinek <jakub@redhat.com>
22938 * cse.c (fold_rtx): Don't modify original const_arg1 when
22939 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
22940 separate variable instead.
22941 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
22942 from out of range shift counts.
22943 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
22945 2009-03-13 Catherine Moore <clm@codesourcery.com>
22947 * config/i386/x-mingw32 (host-mingw32.o): Replace
22948 diagnostic.h with $(DIAGNOSTIC_H).
22950 2009-03-12 Jakub Jelinek <jakub@redhat.com>
22953 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
22955 * config/i386/sync.md (sync_compare_and_swap<mode>,
22956 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
22957 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
22959 (sync_double_compare_and_swapdi_pic,
22960 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
22961 cmpxchg8b_pic_memory_operand instead of just memory_operand.
22963 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22966 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
22968 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22971 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
22972 (avx_addsubv4df3): Likewise.
22973 (*avx_addsubv4sf3): Likewise.
22974 (sse3_addsubv4sf3): Likewise.
22976 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22979 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
22981 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
22984 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
22985 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22986 registers for allocnos created from user-defined variables.
22988 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22991 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
22992 of non-integer mode as well.
22994 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
22996 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
22997 for functions for which the parameter types are unknown.
22999 2009-03-11 Jakub Jelinek <jakub@redhat.com>
23002 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
23003 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
23004 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
23005 * config/i386/i386.c (ix86_local_alignment): For
23006 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
23007 long long variables on the stack to avoid dynamic realignment.
23008 Allow the first argument to be a decl rather than type.
23009 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
23011 2009-03-11 Nick Clifton <nickc@redhat.com>
23014 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
23016 Add description to mno-lsim option.
23017 * config/mcore/mcore.h: Remove comment about deprecated m4align
23019 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
23020 * doc/invoke.texi: Add description of mno-lsim and
23021 mstack-increment options.
23023 * config/fr30/fr30.opt: Document the -mno-lsim option.
23024 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
23025 and -mno-lsim options.
23027 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23029 * fold-const.c (fold_comparison): Only call fold_inf_compare
23030 if the mode supports infinities.
23032 2009-03-11 Jason Merrill <jason@redhat.com>
23035 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
23036 end already did. Notice GIMPLE_CALL modifications of the result.
23037 Don't copy debug information from an ignored decl or a decl from
23040 2009-03-10 Richard Guenther <rguenther@suse.de>
23041 Nathan Froyd <froydnj@codesourcery.com>
23043 PR middle-end/37850
23044 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
23045 (__divMODE3): Likewise.
23047 2009-03-09 Jakub Jelinek <jakub@redhat.com>
23049 PR tree-optimization/39394
23050 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
23051 DECL_SIZE_UNIT of variable length FIELD_DECLs.
23053 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23055 * recog.c (verfiy_changes): Disallow renaming of hard regs in
23056 inline asms for register asm ("") declarations.
23058 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
23060 * fold-const.c (fold_unary): Fix comment.
23062 2009-03-07 Jan Hubicka <jh@suse.cz>
23065 * tree-inline.c (setup_one_parameter): Do replacement of const
23066 argument by constant in SSA form.
23068 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23070 PR middle-end/38028
23071 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
23072 determine alignment passed to assign_stack_local.
23073 (assign_parms_unsplit_complex): Likewise.
23074 * except.c (sjlj_build_landing_pads): Likewise.
23076 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23078 PR middle-end/39360
23079 * tree-flow.h (add_referenced_var): Return bool instead of void.
23080 * tree-dfa.c (add_referenced_var): Return result of
23081 referenced_var_check_and_insert call.
23082 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
23083 of referenced_var_check_and_insert.
23086 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
23087 (gen_variable_die): Emit DW_AT_location on abstract static variable's
23088 DIE, don't emit it if abstract origin already has it.
23089 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
23090 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
23092 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23094 * genpreds.c (needs_variable): Fix parentheses at variable name
23096 (write_tm_constrs_h): Indent generated code.
23098 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23100 * doc/extend.texi (Function Attributes): Add documentation
23101 for isr attributes.
23103 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23106 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
23107 take locus from its DECL_SOURCE_LOCATION instead of input_location.
23109 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23111 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
23114 2009-03-05 Jakub Jelinek <jakub@redhat.com>
23117 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
23118 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
23120 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
23122 * config/i386/i386.md (R8_REG, R9_REG): New constants.
23123 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
23124 constants instead of magic numbers.
23125 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
23127 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
23128 (x86_64_ms_abi_int_parameter_registers): Ditto.
23129 (x86_64_int_return_registers): Ditto.
23130 (ix86_maybe_switch_abi): Ditto.
23131 (ix86_expand_call): Ditto for clobbered_registers array.
23132 (ix86_hard_regno_mode_ok): Ditto.
23133 (x86_extended_QIreg_mentioned_p): Ditto.
23135 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
23137 PR tree-optimization/39349
23138 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
23140 * combine.c (gen_lowpart_for_combine): Use omode when generating
23143 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
23145 PR rtl-optimization/39235
23146 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
23148 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23150 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
23152 2009-03-04 Richard Guenther <rguenther@suse.de>
23154 PR tree-optimization/39362
23155 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
23156 that occur in abnormal PHIs should be varying.
23158 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23160 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
23162 (simple_iv): Take loop as an argument instead of statement.
23163 * tree-scalar-evolution.h (simple_iv): Declaration changed.
23164 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
23166 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
23168 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
23169 * matrix-reorg.c (analyze_transpose): Ditto.
23170 * tree-data-ref.c (dr_analyze_innermost): Ditto.
23171 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
23172 * tree-predcom.c (ref_at_iteration): Ditto.
23173 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
23175 2009-03-04 Richard Guenther <rguenther@suse.de>
23177 PR tree-optimization/39358
23178 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
23179 escaped_id and callused_id.
23180 (solve_graph): Likewise.
23182 2009-03-04 Richard Guenther <rguenther@suse.de>
23184 PR tree-optimization/39339
23185 * tree-sra.c (try_instantiate_multiple_fields): Make it
23186 no longer ICE on the above.
23188 2009-03-03 Joseph Myers <joseph@codesourcery.com>
23190 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
23191 that fits within Pmode.
23193 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23195 PR middle-end/10109
23196 * tm.texi (LIBCALL_VALUE): Update description.
23198 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23200 PR middle-end/34443
23201 * doc/extend.texi (section): Update description.
23203 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
23205 PR middle-end/39345
23206 * tree-inline.c (remapped_type): New.
23207 (can_be_nonlocal): Call remapped_type instead of remap_type.
23209 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23212 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
23213 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
23215 2009-03-03 Richard Guenther <rguenther@suse.de>
23217 PR middle-end/39272
23218 * tree.c (tree_nonartificial_location): New function.
23219 * tree.h (tree_nonartificial_location): Declare.
23220 * builtins.c (expand_builtin_memory_chk): Provide location
23221 of the call location for artificial function pieces.
23222 (maybe_emit_chk_warning): Likewise.
23223 (maybe_emit_sprintf_chk_warning): Likewise.
23224 (maybe_emit_free_warning): Likewise.
23225 * expr.c (expand_expr_real_1): Likewise.
23227 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23229 PR tree-optimization/39343
23230 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
23231 COMPONENT_REF t has ARRAY_TYPE.
23233 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
23235 PR middle-end/39335
23236 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
23237 when the type precision of the induction variable should be
23238 larger than the type precision of nit.
23239 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
23240 * graphite.c (graphite_loop_normal_form): Same.
23241 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
23243 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23245 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
23246 (*call_1_rex64_ms_sysv): Use named constants instead of magic
23247 numbers to describe clobbered registers.
23248 (*call_value_0_rex64_ms_sysv): Ditto.
23249 * config/i386/mmx.md (mmx_emms): Ditto.
23250 (mmx_femms): Ditto.
23252 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
23254 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
23257 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23259 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
23260 (spu_section_type_flags): New function.
23262 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23264 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
23265 reg_class_contents of FLOAT_REGS into a temporary.
23267 2009-03-02 Richard Guenther <rguenther@suse.de>
23268 Ira Rosen <irar@il.ibm.com>
23270 PR tree-optimization/39318
23271 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
23272 information to the vectorized statement.
23274 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
23276 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
23277 variable. Use defined names instead of magic constants for REX SSE
23280 2009-03-01 Richard Guenther <rguenther@suse.de>
23282 PR tree-optimization/39331
23283 * omp-low.c (lower_send_shared_vars): Do not receive new
23284 values for the reference of DECL_BY_REFERENCE parms or results.
23286 2009-03-01 Jan Hubicka <jh@suse.cz>
23289 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
23290 BLOCK_NONLOCALIZED_VAR): New macros.
23291 (tree_block): Add nonlocalized_vars.
23292 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
23293 gen_decl_die): Add origin argument. Allow generation of die with
23294 origin at hand only.
23295 (gen_member_die, gen_type_die_with_usage, force_decl_die,
23296 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
23298 (gen_block_die): Fix checking for unused blocks.
23299 (process_scope_var): Break out from .... ; work with origins only.
23300 (decls_for_scope) ... here; process nonlocalized list.
23301 (dwarf2out_ignore_block): Look for nonlocalized vars.
23302 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
23304 (dump_scope_block): Dump them.
23305 * tree-inline.c (remap_decls): Handle nonlocalized vars.
23306 (remap_block): Likewise.
23307 (can_be_nonlocal): New predicate.
23308 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
23310 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23312 * configure: Regenerate.
23314 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23316 * optc-gen.awk: No need to duplicate option flags twice.
23317 Reuse help texts for duplicate options which do not have any.
23319 * gcc.c (display_help): Document --version.
23321 * gcc.c (main): If print_help_list and verbose_flag, ensure
23322 driver output comes before subprocess output.
23324 * optc-gen.awk: Assign all remaining fields to help string,
23325 space-separated, for multi-line help in *.opt.
23327 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
23328 -Wno-pedantic-ms-format is for MinGW targets only.
23330 * doc/options.texi (Option file format): Fix bad indentation,
23331 restoring dropped sentence.
23333 2009-02-28 Jan Hubicka <jh@suse.cz>
23335 * tree-inline.c (tree_function_versioning): Output debug info.
23337 2009-02-28 Jan Hubicka <jh@suse.cz>
23340 * tree-inline.c (setup_one_parameter): Do not copy propagate
23341 arguments when not optimizing.
23343 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
23346 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23347 (avx_addsubv4df3): Likewise.
23348 (*avx_addsubv4sf3): Likewise.
23349 (sse3_addsubv4sf3): Likewise.
23350 (*avx_addsubv2df3): Likewise.
23351 (sse3_addsubv2df3): Likewise.
23352 (avx_unpckhps256): Correct item selectors.
23353 (avx_unpcklps256): Likewise.
23354 (avx_unpckhpd256): Likewise.
23355 (avx_unpcklpd256): Likewise.
23357 2009-02-28 Jan Hubicka <jh@suse.cz>
23359 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
23361 (copy_arguments_for_versioning): If var is declared don't declare it.
23362 (tree_function_versioning): First setup substitutions and then copy
23365 2009-02-27 Jan Hubicka <jh@suse.cz>
23368 * cgraph.h (varpool_output_debug_info): Remove.
23369 * cgraphunit.c (varpool_output_debug_info): Remove.
23370 * dwarf2out.c (deferred_locations_struct): New struct
23371 (deferred_locations): New type.
23372 (deferred_locations_list): New static var.
23373 (deffer_location): New function.
23374 (gen_variable_die): Use it.
23375 (decls_for_scope): Output info on local static vars.
23376 (dwarf2out_finish): Process deferred locations.
23377 * varpool.c (varpool_output_debug_info): Remove.
23379 2009-02-27 Jan Hubicka <jh@suse.cz>
23382 * tree.h (TREE_PROTECTED): Fix comment.
23383 (BLOCK_HANDLER_BLOCK): Remove.
23384 (struct tree_block): Remove handler_block add body_block.
23385 (inlined_function_outer_scope_p): New.
23386 (is_body_block): Remove.
23387 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
23388 * dwarf2out.c (is_inlined_entry_point): Remove.
23389 (add_high_low_attributes): Use inlined_function_outer_scope_p.
23390 (gen_block_die): Use is_inlined_entry_point check. Remove body block
23392 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
23393 * gimplify.c (gimplify_expr): Gimplify body blocks.
23394 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
23395 block with multiple subblocks.
23396 (dump_scope_block): Prettier output; dump more flags and info.
23397 (dump_scope_blocks): New.
23398 (remove_unused_locals): Use dump_scope_blocks.
23399 * tree-flow.h (dump_scope_blocks): Declare.
23400 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
23401 * stmt.c (is_body_block): Remove.
23402 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
23403 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
23405 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
23407 PR middle-end/39308
23408 * graphite.c (graphite_loop_normal_form): Do not call
23409 number_of_iterations_exit from a gcc_assert.
23411 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23413 * config/s390/s390.c (s390_swap_cmp): Look for conditional
23414 jumps if COND is NULL.
23415 (find_cond_jump): New function.
23416 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
23417 * config/s390/s390.md: Remove z10_cobra attribute value.
23419 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
23421 * config/alpha/alpha.h (alpha_expand_mov): Return false if
23422 force_const_mem returns NULL_RTX.
23424 2009-02-26 Jan Hubicka <jh@suse.cz>
23427 * cgraph.h (varpool_output_debug_info): Remove.
23428 * cgraphunit.c (varpool_output_debug_info): Remove.
23429 * dwarf2out.c (deferred_locations_struct): New struct
23430 (deferred_locations): New type.
23431 (deferred_locations_list): New static var.
23432 (deffer_location): New function.
23433 (gen_variable_die): Use it.
23434 (decls_for_scope): Output info on local static vars.
23435 (dwarf2out_finish): Process deferred locations.
23436 * varpool.c (varpool_output_debug_info): Remove.
23438 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
23440 PR rtl-optimization/39241
23441 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
23442 to subreg_offset_representable_p.
23444 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23446 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
23447 execute function prototype. Get f and nregs from max_reg_num
23448 and get_insns. Remove the first backward pass as it's dead,
23449 guard the forward pass by flag_expensive_optimizations.
23450 (rest_of_handle_regmove): Delete.
23451 (pass_regmove): Replace it with regmove_optimize.
23453 2009-02-25 Martin Jambor <mjambor@suse.cz>
23455 PR tree-optimization/39259
23456 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
23457 calls_alloca function flags.
23458 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
23459 calls are detected.
23461 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23463 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
23464 flags_set_1_rtx, flags_set_1_set): Delete.
23465 (regmove_optimize): Do not call mark_flags_life_zones.
23467 2009-02-24 Julian Brown <julian@codesourcery.com>
23470 * config/arm/arm.c (require_pic_register): Only set
23471 cfun->machine->pic_reg once per function.
23473 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
23475 * doc/invoke.texi (Link Options): Document an easier way to pass
23476 options that take arguments to the GNU linker using -Xlinker and -Wl.
23478 2009-02-24 Steve Ellcey <sje@cup.hp.com>
23481 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
23483 2009-02-24 Richard Guenther <rguenther@suse.de>
23486 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
23488 2009-02-24 Richard Guenther <rguenther@suse.de>
23489 Zdenek Dvorak <ook@ucw.cz>
23491 PR tree-optimization/39233
23492 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
23493 from converting them to a generic type.
23495 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
23497 PR tree-optimization/39260
23498 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
23499 contains a condition with a real type.
23500 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
23502 2009-02-23 Jason Merrill <jason@redhat.com>
23505 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
23506 narrowing_initializer_constant_valid_p.
23507 (narrowing_initializer_constant_valid_p): Don't return
23508 null_pointer_node for adding a pointer to itself.
23510 2009-02-23 Jan Hubicka <jh@suse.cz>
23513 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
23516 2009-02-23 Jan Hubicka <jh@suse.cz>
23518 PR tree-optimization/37709
23519 * tree.c (block_ultimate_origin): Move here from dwarf2out.
23520 * tree.h (block_ultimate_origin): Declare.
23521 * dwarf2out.c (block_ultimate_origin): Move to tree.c
23522 * tree-ssa-live.c (remove_unused_scope_block_p):
23523 Eliminate blocks containig no instructions nor live variables nor
23525 (dump_scope_block): New function.
23526 (remove_unused_locals): Enable removal of dead blocks by default;
23527 enable dumping at TDF_DETAILS.
23529 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23531 * config/i386/i386.c (classify_argument): Don't allow COImode
23533 (function_arg_advance_32): Don't allow OImode.
23534 (function_arg_32): Likewise.
23535 (function_value_32): Likewise.
23536 (return_in_memory_32): Likewise.
23537 (function_arg_64): Remove OImode comment.
23539 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23542 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
23543 ix86_expand_vector_set for V4DImode in 64bit mode only.
23544 (ix86_expand_vector_init_one_var): Likewise.
23546 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
23548 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
23550 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23553 * loop-iv.c: Revert last change.
23554 * emit-rtl.c: Likewise.
23556 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23559 * config/i386/i386.c (type_natural_mode): Remove an extra
23560 space in the warning message.
23561 (function_value_32): Handle 32-byte vector modes.
23562 (return_in_memory_32): Likewise.
23564 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23566 * loop-iv.c (truncate_value): New function.
23567 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
23569 (lowpart_subreg): Move to...
23570 * emit-rtl.c: ...here.
23572 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
23574 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
23575 accidental and undocumented change at revision 140860.
23577 2009-02-21 Joseph Myers <joseph@codesourcery.com>
23579 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
23580 take gimple_seq * arguments.
23581 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
23582 types_compatible_p langhook.
23584 2009-02-20 Mark Mitchell <mark@codesourcery.com>
23585 Joseph Myers <joseph@codesourcery.com>
23587 * config/arm/arm.c (arm_builtin_va_list): New function.
23588 (arm_expand_builtin_va_start): Likewise.
23589 (arm_gimplify_va_arg_expr): Likewise.
23590 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
23591 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
23592 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
23593 (va_list_type): New variable.
23594 (arm_mangle_type): Mangle va_list_type appropriately.
23596 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23598 PR middle-end/39157
23599 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
23600 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
23601 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
23602 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
23603 parameter to 1000 for -O1 by default.
23604 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
23606 * loop-invariant.c: Include params.h.
23607 (move_loop_invariants): Don't call move_single_loop_invariants on
23610 2009-02-20 Jaka Mocnik <jaka@xlab.si>
23612 * calls.c (emit_library_call_value_1): Use slot_offset instead of
23613 offset when calculating bounds for indexing stack_usage_map. Fixes
23614 a buffer overflow with certain target setups.
23616 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23619 * calls.c (expand_call): Clear try_tail_call if caller and callee
23620 disagree in promotion of function return value.
23622 2009-02-19 Jakub Jelinek <jakub@redhat.com>
23625 * c-common.c (c_determine_visibility): If visibility changed and
23626 DECL_RTL has been already set, call make_decl_rtl to update symbol
23629 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
23632 * varasm.c (assemble_variable): Don't check DECL_NAME when
23633 globalizing a variable.
23635 2009-02-19 Joseph Myers <joseph@codesourcery.com>
23638 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
23639 expression before any __builtin_trap call.
23640 * c-typeck.c (build_function_call): Convert and check function
23641 arguments before generating a call to a trap. Evaluate the
23642 function arguments before the trap.
23644 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
23647 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
23648 (UNSPEC_FXAM_MEM): New unspec.
23649 (fxam<mode>2_i387_with_temp): New insn and split pattern.
23650 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
23651 memory using fxam<mode>2_i387_with_temp to remove excess precision.
23653 2009-02-19 Richard Guenther <rguenther@suse.de>
23655 PR tree-optimization/39207
23656 PR tree-optimization/39074
23657 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
23658 storedanything_tree): New.
23659 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
23660 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
23661 (build_succ_graph): Add edges from STOREDANYTHING to all
23663 (init_base_vars): Initialize STOREDANYTHING.
23664 (compute_points_to_sets): Free substitution info after
23665 building the succ graph.
23666 (ipa_pta_execute): Likewise.
23668 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
23670 (do_ds_constraint): Do not add to special var or non-pointer
23672 (type_could_have_pointers): Split out from ...
23673 (could_have_pointers): ... here. For arrays use the element type.
23674 (create_variable_info_for): Initialize may_have_pointers.
23675 (new_var_info): Likewise.
23676 (handle_lhs_call): Make the HEAP variable unknown-sized.
23677 (intra_create_variable_infos): Use a type with pointers for
23678 PARM_NOALIAS, make it unknown-sized.
23680 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
23683 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
23685 2009-02-18 Jason Merrill <jason@redhat.com>
23688 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
23689 value if DECL_EXTERNAL.
23690 * tree-sra.c (sra_walk_gimple_assign): Likewise.
23691 * target.h (gcc_target::binds_local_p): Clarify "module".
23692 * tree.h (TREE_PUBLIC): Clarify "module".
23694 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
23697 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
23698 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
23700 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
23703 * c.opt (Wabi): Support C and ObjC.
23706 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
23708 * config/i386/i386.c (classify_argument): Warn once about the ABI
23709 change when passing union with long double.
23711 * doc/invoke.texi: Update -Wabi for warning psABI changes.
23713 2009-02-18 Joseph Myers <joseph@codesourcery.com>
23716 * c-parser.c (c_parser_compound_statement): Always enter and leave
23719 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23722 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
23724 2009-02-18 Jakub Jelinek <jakub@redhat.com>
23726 PR tree-optimization/36922
23727 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
23728 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
23731 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23733 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
23736 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23738 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
23740 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23742 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
23745 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
23746 Richard Sandiford <rdsandiford@googlemail.com>
23748 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
23749 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
23750 (loongson_biadd): ...this.
23752 2009-02-17 Richard Guenther <rguenther@suse.de>
23754 PR tree-optimization/39202
23755 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
23756 a var make sure to follow existing collapses.
23758 2009-02-17 Richard Guenther <rguenther@suse.de>
23760 PR middle-end/39214
23761 * langhooks.c (lhd_print_error_function): Check for NULL block.
23763 2009-02-17 Richard Guenther <rguenther@suse.de>
23765 PR tree-optimization/39204
23766 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
23769 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
23771 * config/soft-fp/double.h: Update from glibc CVS.
23773 2009-02-17 Richard Guenther <rguenther@suse.de>
23775 PR tree-optimization/39207
23776 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
23777 strict-aliasing warnings for pointers pointing to NULL.
23779 2009-02-16 Joseph Myers <joseph@codesourcery.com>
23782 * c-parser.c (c_parser_braced_init): Call pop_init_level when
23783 skipping until next close brace.
23785 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
23788 * config/i386/i386.c (ix86_expand_push): Set memory alignment
23789 to function argument boundary.
23791 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23793 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
23794 in the lea_add. Reload eventually constraints it properly.
23795 * config/picochip/constraints.md: Remove the target constraint
23796 "b", since it is not needed anymore.
23798 2009-02-16 Jakub Jelinek <jakub@redhat.com>
23800 * gthr-dce.h: Uglify function parameter and local variable names.
23801 * gthr-gnat.h: Likewise.
23802 * gthr-mipssde.h: Likewise.
23803 * gthr-nks.h: Likewise.
23804 * gthr-posix95.h: Likewise.
23805 * gthr-posix.h: Likewise.
23806 * gthr-rtems.h: Likewise.
23807 * gthr-single.h: Likewise.
23808 * gthr-solaris.h: Likewise.
23809 * gthr-tpf.h: Likewise.
23810 * gthr-vxworks.h: Likewise.
23811 * gthr-win32.h: Likewise.
23813 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
23816 * config/i386/i386.md: Restrict the new peephole2 to move
23817 between MMX/SSE registers.
23819 2009-02-15 Richard Guenther <rguenther@suse.de>
23822 2009-02-13 Richard Guenther <rguenther@suse.de>
23824 * configure.ac: Enable LFS.
23825 * configure: Re-generate.
23826 * config.in: Likewise.
23828 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23830 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
23831 spu_srqwbyte, spu_srqwbytebc): Define.
23832 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
23833 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
23834 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
23835 "shrqby_<mode>"): New insn-and-split patterns.
23836 * config/spu/spu.c (expand_builtin_args): Determine and return
23837 number of operands using spu_builtin_description data.
23838 (spu_expand_builtin_1): Use it.
23840 2009-02-13 Steve Ellcey <sje@cup.hp.com>
23843 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
23846 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23849 * config/i386/i386.c (override_options): Correct warning
23850 messages for -malign-loops, -malign-jumps and -malign-functions.
23852 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23855 * config/i386/i386.md: Restrict the new peephole2 to move
23856 between the general purpose registers.
23858 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23861 * config/i386/i386.c (type_natural_mode): Add a new argument.
23862 Return the original mode and warn ABI change if vector size is 32byte.
23863 (function_arg_advance): Updated.
23864 (function_arg): Likewise.
23865 (ix86_function_value): Likewise.
23866 (ix86_return_in_memory): Likewise.
23867 (ix86_sol10_return_in_memory): Likewise.
23868 (ix86_gimplify_va_arg): Likewise.
23869 (function_arg_32): Don't warn ABX ABI change here.
23870 (function_arg_64): Likewise.
23872 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
23874 * loop-iv.c (implies_p): In the final case, test that operands 0
23875 of the two comparisons match.
23877 * config/bfin/bfin.c (find_prev_insn_start): New function.
23878 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
23879 (find_next_insn_start): Move.
23881 2009-02-13 Richard Guenther <rguenther@suse.de>
23883 * configure.ac: Enable LFS.
23884 * configure: Re-generate.
23885 * config.in: Likewise.
23887 2009-02-13 Joseph Myers <joseph@codesourcery.com>
23890 * c-parser.c (c_parser_parms_list_declarator): Discard pending
23891 sizes on syntax error after some arguments have been parsed.
23893 2009-02-12 Jakub Jelinek <jakub@redhat.com>
23895 * doc/invoke.texi (-fira): Remove.
23897 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23899 * caller-save.c: Replace regclass.c with reginfo.c in comments.
23900 * recog.c: Likewise.
23903 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
23905 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
23906 (umul_ppmm): Likewise.
23907 (count_leading_zeros): Likewise.
23908 (count_trailing_zeros): Likewise.
23909 (UMUL_TIME): Likewise.
23911 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23913 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
23914 soft-fp/t-softfp to tmake_file.
23916 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
23917 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
23918 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
23919 IA64_BUILTIN_INFQ]: New.
23920 (ia64_init_builtins): Initialize __builtin_infq,
23921 __builtin_fabsq and __builtin_copysignq if not HPUX.
23922 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
23923 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
23925 * config/ia64/lib1funcs.asm (__divtf3): Define only if
23927 (__fixtfti): Likewise.
23928 (__fixunstfti): Likewise.
23929 (__floattitf): Likewise.
23931 * config/ia64/libgcc-glibc.ver: New.
23932 * config/ia64/t-fprules-softfp: Likewise.
23933 * config/ia64/sfp-machine.h: Likewise.
23935 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
23936 (LIBGCC2_TF_CEXT): Likewise.
23937 (TF_SIZE): Likewise.
23938 (TARGET_INIT_LIBFUNCS): Likewise.
23940 * config/ia64/t-glibc (SHLINB_MAPFILES):
23941 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
23943 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23945 * config/i386/i386.c (construct_container): Rewrite processing
23946 BLKmode with X86_64_SSE_CLASS.
23948 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
23951 * config/i386/i386.md: Replace simplify_replace_rtx with
23952 replace_rtx in the new peephole2.
23954 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
23956 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
23957 loop unrolling do not happen at -O2.
23959 2009-02-12 Michael Matz <matz@suse.de>
23961 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
23963 2009-02-12 Jakub Jelinek <jakub@redhat.com>
23965 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
23968 2009-02-12 Ben Elliston <bje@au.ibm.com>
23970 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
23971 patterns when updating the back chain. Missed in the 2009-02-10
23974 2009-02-11 Janis Johnson <janis187@us.ibm.com>
23976 * doc/extend.texi (Decimal Floating Types): Update identifier of
23977 draft TR and list of missing support.
23979 2009-02-11 Jakub Jelinek <jakub@redhat.com>
23981 PR middle-end/39154
23982 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
23983 bit to variable length decl's flags, add it also to its
23984 pointer replacement variable.
23986 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
23987 Jakub Jelinek <jakub@redhat.com>
23990 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
23991 (memory_blockage): New expander.
23992 (*memory_blockage): New insn pattern.
23993 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
23994 instead of general blockage at the end of function prologue when
23995 frame pointer is used to access red zone area. Do not emit blockage
23996 when profiling, it is emitted in generic code.
23997 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
23998 function epilogue when frame pointer is used to access red zone area.
24000 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
24003 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
24004 by arithmetic with memory operands.
24005 * config/i386/predicates.md (commutative_operator): New.
24007 2009-02-10 Janis Johnson <janis187@us.ibm.com>
24009 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
24012 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
24014 * alias.h (record_alias_subset): Declare.
24015 * alias.c (record_alias_subset): Make global.
24017 2009-02-10 Nick Clifton <nickc@redhat.com>
24019 * tree-parloops.c: Change license to GPLv3.
24020 * ipa-struct-reorg.c: Change license to GPLv3.
24021 * ipa-struct-reorg.h: Change license to GPLv3.
24023 2009-02-10 Steve Ellcey <sje@cup.hp.com>
24026 * c-decl.c (start_struct): Return NULL on error.
24028 2009-02-10 Jakub Jelinek <jakub@redhat.com>
24030 PR middle-end/39124
24031 * cfgloopmanip.c (remove_path): Call remove_bbs after
24032 cancel_loop_tree, not before it.
24035 * function.h (struct function): Add has_local_explicit_reg_vars bit.
24036 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
24037 VAR_DECLs were seen.
24038 * tree-ssa-live.c (remove_unused_locals): Recompute
24039 cfun->has_local_explicit_reg_vars.
24040 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
24041 copies or clearings if cfun->has_local_explicit_reg_vars.
24043 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
24046 * config/i386/i386.c (expand_prologue): Emit blockage at the end
24047 of function prologue when frame pointer is used to access
24050 2009-02-10 Richard Guenther <rguenther@suse.de>
24052 PR middle-end/39127
24053 * gimplify.c (gimple_regimplify_operands): Always look if
24054 we need to create a temporary.
24056 2009-02-10 Richard Guenther <rguenther@suse.de>
24058 PR tree-optimization/39132
24059 * tree-loop-distribution.c (todo): New global var.
24060 (generate_memset_zero): Trigger TODO_rebuild_alias.
24061 (tree_loop_distribution): Return todo.
24063 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
24066 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
24067 (x86_64_reg_class_name): Removed.
24068 (classify_argument): Return 0 if bytes > 32. Return 0 if the
24069 first one isn't X86_64_SSE_CLASS or any other ones aren't
24070 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
24071 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
24072 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
24073 and 3 X86_64_SSEUP_CLASS.
24074 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
24075 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
24077 2009-02-10 Ben Elliston <bje@au.ibm.com>
24079 * config/rs6000/rs6000.md (allocate_stack): Always use an update
24080 form instruction to update the stack back chain word, even if the
24081 user has disabled the generation of update instructions.
24082 (movdi_<mode>_update_stack): New.
24083 (movsi_update_stack): Likewise.
24084 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
24085 always use an update form instruction to update the stack back
24088 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
24090 PR middle-end/38953
24091 * graphite.c (if_region_set_false_region): After moving a region in
24092 the false branch of a condition, remove the empty dummy basic block.
24093 (gloog): Remove wrong fix for PR38953.
24095 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24097 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
24098 generation due to implicit sign extension.
24100 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
24102 PR middle-end/38981
24103 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
24104 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
24106 2009-02-09 Richard Guenther <rguenther@suse.de>
24108 PR middle-end/35202
24109 * convert.c (convert_to_real): Disable (float)fn((double)x)
24110 to fnf(x) conversion if errno differences may occur and
24111 -fmath-errno is set.
24113 2009-02-07 Anatoly Sokolov <aesok@post.ru>
24115 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
24116 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24117 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24119 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24122 * c-common.c (handle_alias_attribute): Disallow attribute for
24123 anything not a FUNCTION_DECL or VAR_DECL.
24125 2009-02-06 Janis Johnson <janis187@us.ibm.com>
24128 * real.c (do_compare): Special-case compare of zero against
24129 decimal float value.
24131 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24134 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
24135 as indicating flexible array members unless the field itself is
24136 being declarared as the incomplete array.
24138 2009-02-06 Jan Hubicka <jh@suse.cz>
24140 PR tree-optimization/38844
24141 * ipa-inline.c (try_inline): Stop inlining recursion when edge
24142 is already inlined.
24144 2009-02-06 Richard Guenther <rguenther@suse.de>
24146 PR middle-end/38977
24147 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
24148 fork because we may expand it as __gcov_fork.
24150 2009-02-06 Nick Clifton <nickc@redhat.com>
24152 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
24154 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
24156 PR tree-optimization/35659
24157 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
24158 vn_phi_eq): Shortcut if hashcode does not match.
24159 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
24161 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
24162 and avoid iterative_hash_expr.
24163 (FOR_EACH_VALUE_ID_IN_SET): New.
24164 (value_id_compare): Remove.
24165 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
24166 sort expressions by value id.
24168 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
24171 * config/sh/predicates.md (general_movsrc_operand): Don't check
24172 the subreg of system registers here.
24174 2009-02-05 Jakub Jelinek <jakub@redhat.com>
24177 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
24178 on the copied decl.
24180 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
24182 PR rtl-optimization/39110
24183 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
24184 addresses, not aligned ones.
24186 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
24187 Richard Guenther <rguenther@suse.de>
24189 PR tree-optimization/39100
24190 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
24191 comment says and add edges.
24193 2009-02-05 Joseph Myers <joseph@codesourcery.com>
24196 * c-common.c (handle_tls_model_attribute): Ignore attribute for
24197 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
24199 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
24201 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
24202 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
24203 register_bb_in_sese, new_sese, free_sese): Moved.
24204 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
24205 outermost_loop_in_scop, build_scop_iteration_domain,
24206 expand_scalar_variables_ssa_name, get_vdef_before_scop,
24207 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
24208 Use loop_in_sese_p instead of loop_in_scop_p.
24209 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
24210 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
24211 (scopdet_basic_block_info): Fix bug in scop detection.
24212 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
24213 eq_loop_to_cloog_loop): Remove.
24214 (nb_loops_around_loop_in_scop, nb_loop
24215 ref_nb_loops): Moved here...
24216 * graphite.h (ref_nb_loops): ... from here.
24217 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
24218 (loop_domain_dim, loop_iteration_vector_dim): Remove.
24219 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
24220 * testsuite/gcc.dg/graphite/scop-19.c: New
24222 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
24223 Hans-Peter Nilsson <hp@axis.com>
24225 PR rtl-optimization/37889
24226 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
24227 Move offset handling from PLUS to before the switch. Use new
24228 arguments when considering SYMBOL_REFs too.
24229 (rtx_addr_can_trap_p): Pass dummy offset and size.
24230 (enum may_trap_p_flags): Remove.
24231 (may_trap_p_1): Pass size from MEM_SIZE.
24233 PR rtl-optimization/38921
24234 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
24235 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
24236 * rtlanal.c (may_trap_after_code_motion_p): Delete.
24237 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
24239 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
24241 AVX Programming Reference (January, 2009)
24242 * config/i386/sse.md (*vpclmulqdq): New.
24244 2009-02-04 Jakub Jelinek <jakub@redhat.com>
24246 PR tree-optimization/38977
24247 PR gcov-profile/38292
24248 * calls.c (special_function_p): Disregard __builtin_ prefix.
24250 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
24252 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
24253 non-indexable addresses even before reload.
24255 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24258 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
24259 as having variable size. Do not give an error for unnamed
24260 parameters with [*] declarators. Give a warning for type names
24261 with [*] declarators and mark them as variable size.
24262 * c-parser.c (c_parser_sizeof_expression): Do not give an error
24263 for sizeof applied to [*] type names.
24265 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24268 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
24270 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24272 * gcc.c (process_command): Update copyright notice dates.
24273 * gcov.c (print_version): Likewise.
24274 * gcov-dump.c (print_version): Likewise.
24275 * mips-tfile.c (main): Likewise.
24276 * mips-tdump.c (main): Likewise.
24278 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24281 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
24282 for composite type involving a zero-length array type.
24284 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24287 * function.c (match_asm_constraints_1): Skip over
24288 initial optional % in the constraint.
24290 PR inline-asm/39059
24291 * c-parser.c (c_parser_postfix_expression): If fixed point is not
24292 supported, don't accept FIXED_CSTs.
24293 * c-decl.c (finish_declspecs): Error if fixed point is not supported
24294 and _Sat is used without _Fract/_Accum. Set specs->type to
24295 integer_type_node for cts_fract/cts_accum if fixed point is not
24298 2009-02-02 Catherine Moore <clm@codesourcery.com>
24300 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
24302 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
24304 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
24305 (ABI_HAS_64BIT_SYMBOLS): Use it.
24306 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
24308 2009-02-02 Paul Brook <paul@codesourcery.com>
24310 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
24312 2009-02-02 Jakub Jelinek <jakub@redhat.com>
24314 PR inline-asm/39058
24315 * recog.h (asm_operand_ok): Add constraints argument.
24316 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
24317 recurse on matching constraint.
24318 (check_asm_operands): Pass constraints as 3rd argument to
24319 asm_operand_ok. Don't look up matching constraint here.
24320 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
24323 2009-02-02 Ben Elliston <bje@au.ibm.com>
24325 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
24326 TARGET_NARROW_VOLATILE_BITFIELD macro names.
24328 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24330 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
24331 information. Remove some obsolete information. Reorganize.
24333 * config/pa/fptr.c: Revert license to GPL 2.
24334 * config/pa/milli64.S: Likewise.
24336 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24339 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
24340 LIBRARY name in, instead of hard-coding it.
24341 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
24342 extra target make frag to tmake_files according to EH model.
24343 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24344 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
24345 frags that define makefile variable EH_MODEL appropriately.
24346 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
24347 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
24348 to "-sjlj" according to type of EH configured.
24349 (LIBGCC_SONAME): Concatenate it to shared library base name.
24350 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
24351 to "_sjlj" according to type of EH configured.
24352 (LIBGCC_SONAME): Concatenate it to shared library base name.
24353 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
24354 (SHLIB_LINK): Add missing semicolon to if-else construct.
24355 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24356 string value of "pe_dll" command-line option.
24357 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
24358 (SHLIB_SONAME): Use it when overriding t-cygming default.
24359 (SHLIB_IMPLIB): Override t-cygming default.
24360 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24361 string value of "pe_dll" command-line option.
24363 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24366 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
24367 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
24369 2009-01-31 Richard Guenther <rguenther@suse.de>
24371 PR tree-optimization/38937
24372 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
24373 computing the transitive closure.
24375 2009-01-30 Richard Guenther <rguenther@suse.de>
24377 PR tree-optimization/39041
24378 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24379 Propagate variable indices only if the types match for this stmt.
24381 2009-01-30 Jakub Jelinek <jakub@redhat.com>
24384 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
24385 inline but never defined.
24387 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
24389 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
24390 (*insv_h_di_reg_extimm): New insn.
24391 (*insv_l<mode>_reg_extimm): New insn.
24393 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24395 * config/picochip/picochip.c (flag_conserve_stack): set
24396 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
24397 fconserve-stack. Reduce call-overhead used by inliner.
24399 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24402 * common.opt (flag_conserve_stack): Initialised to zero.
24404 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
24407 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
24408 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
24411 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
24413 * ira-color.c (allocno_reload_assign): Update comments.
24414 * regmove.c (regmove_optimize): Likewise.
24418 2009-01-29 Robert Millan <rmh@aybabtu.com>
24420 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
24421 * config/i386/kopensolaris-gnu.h: New file. Undefine
24422 `MD_UNWIND_SUPPORT'.
24423 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
24425 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
24427 PR tree-optimization/39007
24428 * tree-loop-distribution.c (generate_builtin): Use
24429 recompute_dominator to compute the immediate dominator of the
24430 basic block just after the loop.
24432 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
24434 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
24435 (ASM_OUTPUT_DWARF_PCREL): Define.
24437 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
24439 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
24440 * doc/passes.texi: Remove entries about regclass, local-alloc, and
24441 global. Modify entries about regmove and IRA.
24443 * ra-conflict.c: Remove the file.
24445 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
24447 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
24448 (pass_regclass_init): Rename to pass_reginfo_init.
24450 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
24452 * toplev.h (flag_ira): Remove.
24454 * caller-save.c (setup_save_areas): Remove flag_ira.
24456 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
24458 * global.c: Remove the file.
24460 * opts.c (decode_options): Remove flag_ira.
24462 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
24464 * regmove.c: Modify file description.
24465 (find_use_as_address, try_auto_increment): Define them only if
24466 AUTO_INC_DEC is defined.
24467 (replacement_quality, replace_in_call_usage, fixup_match_1,
24468 stable_and_no_regs_but_for_p): Remove.
24469 (reg_set_in_bb): Make it static.
24470 (regmove_optimize): Remove flag_ira and code which worked for
24473 * local-alloc.c: Remove the file.
24475 * common.opt (fira): Remove.
24477 * ira.c: Include except.h.
24478 (eliminable_regset): Move from global.c.
24479 (mark_elimination): Ditto. Remove flag_ira.
24480 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
24481 equiv_mem_modified, validate_equiv_mem_from_store,
24482 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
24483 contains_replace_regs, memref_referenced_p, memref_used_between_p,
24484 no_equiv, recorded_label_ref): Move from local-alloc.c.
24485 (update_equiv_regs): Ditto. Make it static.
24486 (print_insn_chain, print_insn_chains): Move it from global.c.
24487 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
24488 (build_insn_chain): Ditto. Make it static.
24489 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
24490 Rename to init_live_subregs.
24491 (gate_ira): Remove flag_ira.
24493 * regclass.c: Rename reginfo.c. Change file description.
24494 (FORBIDDEN_INC_DEC_CLASSES): Remove.
24495 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
24496 (init_reg_sets_1): Remove code for evaluation of
24497 reg_class_superclasses and losing_caller_save_reg_set.
24498 (init_regs): Remove init_reg_autoinc.
24499 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
24500 ok_for_base_p_nonstrict): Remove.
24501 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
24502 (pass_regclass_init): Rename to pass_reginfo_init. Modify
24503 corresponding entries.
24504 (dump_regclass, record_operand_costs, scan_one_insn,
24505 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
24506 record_address_regs, auto_inc_dec_reg_p): Remove.
24507 (gt-regclass.h): Rename to gt-reginfo.h.
24509 * rtl.h (dump_global_regs, retry_global_alloc,
24510 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
24512 * Makefile.in (RA_H): Remove.
24513 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
24514 Rename regclass.o to reginfo.o.
24515 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
24517 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
24518 (GTFILES): Rename regclass.c to reginfo.c.
24520 * passes.c (init_optimization_passes): Remove pass_local_alloc and
24521 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
24523 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
24524 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
24526 (finish_spills): Ditto. Remove code for !flag_ira.
24528 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
24530 PR middle-end/35854
24531 * doc/invoke.texi (rtl debug options): Complete rewrite.
24532 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
24534 * mode-switching.c (pass_mode_switching): Rename pass from
24535 "mode-sw" to "mode_sw".
24536 * except.c (pass_convert_to_eh_ranges): Rename pass from
24537 "eh-ranges" to "eh_ranges".
24538 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
24542 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
24543 Alexander Monakov <amonakov@ispras.ru>
24545 PR middle-end/38857
24546 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
24548 (move_exprs_to_boundary): Change return type and pass through
24549 should_move from move_op. Relax assert. Update usage ...
24550 (schedule_expr_on_boundary): ... here. Use should_move instead of
24552 (move_op_orig_expr_found): Indicate that insn was disconnected from
24554 (code_motion_process_successors): Do not call after_merge_succs
24555 callback if original expression was not found when traversing any of
24557 (code_motion_path_driver): Change return type. Update prototype.
24558 (move_op): Update comment. Add a new parameter (should_move). Update
24559 prototype. Set *should_move based on indication provided by
24560 move_op_orig_expr_found.
24562 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
24564 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
24565 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
24566 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
24567 * config/rs6000/rs6000.c (rs6000_override_options): Default
24568 avoid-indexed-addresses on for Power6, off for everything else.
24569 (avoiding_indexed_address_p): New function.
24570 (rs6000_legitimize_address): Use it.
24571 (rs6000_legitimate_address): Likewise.
24572 * config/rs6000/rs6000.md (movXX_updateX): Likewise
24574 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
24576 PR tree-optimization/38997
24577 * tree-loop-distribution.c (generate_memset_zero): Use
24578 POINTER_PLUS_EXPR for a pointer addition.
24580 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
24582 * config/s390/s390.md (bswap<mode>2): New pattern added.
24584 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24586 * config/s390/s390.md (*tls_load_31): Added type attribute.
24588 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24590 * config/s390/s390.md: Fix a few comments.
24592 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24594 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
24595 (*tm<mode>_full): Fixed z10prop attribute.
24596 (*tst<mode>_extimm): Fixed z10prop attribute.
24597 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
24598 (*tstqiCCT_cconly): Fixed z10prop attribute.
24599 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
24600 (*movsi_larl): Fixed z10prop attribute.
24601 (*movsi_zarch): Fixed z10prop attribute.
24602 (*movsi_eas): Fixed z10prop attribute.
24603 (*movhi): Fixed z10prop attribute.
24604 (*movqi): Fixed z10prop attribute.
24605 (*movstrictqi): Fixed z10prop attribute.
24606 (*mov<mode>): Fixed z10prop attribute.
24607 (*movcc): Fixed z10prop attribute.
24608 (*sethighpartdi_64): Fixed z10prop attribute.
24609 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
24610 (*negdi2_sign_cc): Fixed z10prop attribute.
24611 (*negdi2_sign): Fixed z10prop attribute.
24612 (*absdi2_sign_cc): Fixed z10prop attribute.
24613 (*absdi2_sign): Fixed z10prop attribute.
24614 (*negabsdi2_sign_cc): Fixed z10prop attribute.
24615 (*negabsdi2_sign): Fixed z10prop attribute.
24616 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
24617 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
24618 (doloop_si64): Fixed z10prop attribute.
24619 (doloop_si31): Fixed z10prop attribute.
24620 (doloop_long): Fixed z10prop attribute.
24621 (indirect_jump): Fixed z10prop attribute.
24622 (nop): Fixed z10prop attribute.
24623 (main_base_64): Fixed z10prop attribute.
24624 (reload_base_64): Fixed z10prop attribute.
24626 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24628 PR rtl-optimization/38740
24629 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
24631 * config/mips/mips.c (mips_reorg): Likewise.
24633 2009-01-28 Richard Guenther <rguenther@suse.de>
24635 PR tree-optimization/38926
24636 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
24637 with the correct value id to a value.
24638 (do_regular_insertion): Use the value number of edoubleprime
24639 for the value number of the expr.
24642 2008-08-21 Richard Guenther <rguenther@suse.de>
24644 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
24645 a PHI ask VN if it is already available.
24646 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
24647 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
24649 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24651 PR middle-end/38934
24652 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
24653 set to varying whenever max has TREE_OVERFLOW set, similarly
24654 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
24656 2009-01-28 Richard Guenther <rguenther@suse.de>
24658 PR middle-end/38908
24659 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
24660 uninitialized aggregate uses in call arguments.
24662 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
24664 PR tree-optimization/38984
24665 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
24666 the nothing_id variable if -fno-delete-null-pointer-checks.
24668 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
24671 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
24672 (set_got_offset_rex64): Ditto.
24674 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
24677 * doc/extend.texi: Improve local variable with asm reg.
24679 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
24681 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
24682 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
24683 was not supplied then set warn_packed_bitfield_compat to the
24684 default value of 1.
24685 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
24688 2009-01-27 Richard Guenther <rguenther@suse.de>
24690 PR tree-optimization/38503
24691 * cfgexpand.c (expand_gimple_basic_block): Ignore
24692 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
24693 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
24694 variables that cannot have TBAA applied.
24695 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
24698 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
24700 PR middle-end/38969
24701 * calls.c (initialize_argument_information): Do not wrap complex
24702 arguments in SAVE_EXPR.
24704 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
24706 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
24707 (INSTALL_LIBGCC): Revert typo commit.
24709 2009-01-26 Richard Guenther <rguenther@suse.de>
24711 PR tree-optimization/38745
24712 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
24713 from special handling.
24715 2009-01-26 Richard Guenther <rguenther@suse.de>
24717 PR tree-optimization/38745
24718 * tree-ssa.c (execute_update_addresses_taken): Do not include
24719 variables that cannot possibly be a register in not_reg_needs.
24720 Do not clear TREE_ADDRESSABLE on vars that may not become
24722 * tree-ssa.c (update_alias_info_1): Include those in the set
24723 of addressable vars.
24725 2009-01-26 Richard Guenther <rguenther@suse.de>
24727 PR middle-end/38851
24728 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
24729 * tree-ssa-dse.c: Include langhooks.h
24730 (execute_simple_dse): Remove stores with zero size.
24732 2009-01-24 Jakub Jelinek <jakub@redhat.com>
24735 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
24738 2009-01-24 Julian Brown <julian@codesourcery.com>
24740 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
24741 config/arm/linux-atomic.c.
24742 * config/arm/linux-atomic.c: New.
24744 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
24746 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
24747 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
24748 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
24750 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
24753 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
24756 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
24758 PR tree-optimization/38953
24759 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
24760 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
24761 (gloog): Split the exit of the scop when the scop exit is a loop exit.
24762 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
24765 2009-01-24 Paul Brook <paul@codesourcery.com>
24767 * config/arm/neon.md (neon_type): Move to arm.md.
24768 (neon_mov<VSTRUCT>): Add neon_type attribute.
24769 * config/arm/arm.md (neon_type): Move to here.
24770 (conds): Add "unconditioal" and use as default for NEON insns.
24772 2009-01-24 Ben Elliston <bje@au.ibm.com>
24774 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
24775 void *' warning from -Wc++-compat.
24776 * Makefile.in (dominance.o-warn): Remove.
24778 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
24780 PR tree-optimization/38932
24781 * fold-const.c (fold_unary_ignore_overflow): New.
24782 * tree.h (fold_unary_ignore_overflow): Declare.
24783 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
24784 * tree-ssa-sccvn.c (visit_reference_op_load,
24785 simplify_unary_expression): Likewise.
24787 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
24789 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
24790 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
24791 regardless of their type.
24792 * c-common.c (handle_packed_attribute): Don't ignore packed on
24794 * c.opt (Wpacked-bitfield-compat): New warning option.
24795 * stor-layout.c (place_field): Warn if offset of a field changed.
24796 * doc/extend.texi (packed): Mention the ABI change.
24797 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
24798 (Warning Options): Add it to the list.
24800 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
24802 * c-opts.c (c_common_post_options): Fix a typo in comments.
24804 2009-01-22 Steve Ellcey <sje@cup.hp.com>
24806 PR middle-end/38615
24807 * gimplify.c (gimplify_init_constructor): Fix promotion of const
24808 variables to static.
24809 * doc/invoke.texi (-fmerge-all-constants): Update description.
24811 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
24814 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
24815 (*movdi_1_rex64): Use type "mmx" for alternative 5.
24817 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
24819 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
24821 (LOCAL_ALIGNMENT): Similarly.
24823 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24824 Joseph Myers <joseph@codesourcery.com>
24826 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
24827 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
24828 * config/arm/arm-tune.md: Regenerate.
24829 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
24832 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24834 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
24835 version number to five.
24837 2009-01-22 Dodji Seketeli <dodji@redhat.com>
24840 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
24841 * c-common.c (set_underlying_type): Likewise.
24842 (is_typedef_decl ): Likewise
24844 (set_underlying_type): Likewise.
24845 (is_typedef_type): Likewise.
24847 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
24849 PR middle-end/38587
24850 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
24853 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
24856 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
24857 (LIBGCC_SPEC): Don't define.
24858 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
24860 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
24862 PR rtl-optimization/38879
24863 * alias.c (base_alias_check): Unaligned access via AND address can
24864 alias all surrounding object types except those with sizes equal
24865 or wider than the size of unaligned access.
24867 2009-01-21 Dodji Seketeli <dodji@redhat.com>
24870 * c-decl.c (clone_underlying_type): Move this ...
24871 * c-common.c (set_underlying_type): ... here.
24872 Also, make sure the function properly sets TYPE_STUB_DECL() on
24873 the newly created typedef variant type.
24874 (is_typedef_decl ): New entry point.
24875 * tree.h: Added a new member member_types_needing_access_check to
24876 struct tree_decl_non_common.
24877 (set_underlying_type): New entry point.
24878 (is_typedef_type): Likewise.
24880 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
24882 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
24883 Check whether two instructions have memory references that
24884 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
24885 are helper functions for traversing.
24886 * alias.h (insn_alias_sets_confilict_p): New prototypes.
24887 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
24888 not to draw dependency edge for instructions with non-conflicting
24891 2009-01-20 Joseph Myers <joseph@codesourcery.com>
24894 * longlong.h: Update copyright years. Use soft-fp license notice.
24895 Sync __clz_tab declaration with glibc.
24897 2009-01-20 Steve Ellcey <sje@cup.hp.com>
24900 * doc/extend.texi (syscall_linkage): New.
24901 (version_id): Modify.
24903 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
24904 Richard Guenther <rguenther@suse.de>
24906 PR tree-optimization/38747
24907 PR tree-optimization/38748
24908 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
24909 conversion if the base address is an indirect reference and the
24910 aliasing sets could cause issues.
24912 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24914 * common.opt (fgraphite, fgraphite-identity): Add comment for
24915 explaining why these options are not documented.
24917 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24919 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
24920 gimple_call_lhs is NULL.
24922 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
24925 * emit-rtl.c (adjust_address_1): Make sure memref is never
24928 2009-01-20 Ben Elliston <bje@au.ibm.com>
24930 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24931 const qualifier from arg parameter. Remove unnecessary cast to char *.
24932 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24933 const qualifier from arg 2.
24935 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
24937 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
24939 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
24942 * rtl.h (reinit_regs): New prototype.
24943 * regclass.c: Include ira.h.
24944 (reinit_regs): New.
24945 * Makefile.in (regclass.o): Add ira.h.
24946 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
24948 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
24951 * c-common.c (handle_aligned_attribute): Use
24952 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
24953 default alignment value.
24955 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
24957 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
24958 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
24960 * doc/extend.texi: Update __attribute__ ((aligned)). Document
24961 __BIGGEST_ALIGNMENT__.
24963 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
24965 2009-01-18 Richard Guenther <rguenther@suse.de>
24967 PR tree-optimization/38819
24968 * tree-flow.h (operation_could_trap_helper_p): Declare.
24969 * tree-eh.c (operation_could_trap_helper_p): Export.
24970 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
24971 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
24972 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
24973 are about to insert a possibly trapping instruction and fail
24976 2009-01-18 Andreas Schwab <schwab@suse.de>
24978 * doc/install.texi (Configuration): Remove obsolete paragraph
24979 about use of --with-gnu-ld with --with-gnu-as.
24981 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
24983 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
24984 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
24985 Follow spelling conventions.
24987 2009-01-18 Ben Elliston <bje@au.ibm.com>
24989 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
24990 C++ warning about implicit conversion from void * to struct
24992 (bitmap_obstack_free): Likewise for bitmap_element *.
24993 * Makefile.in (bitmap.o-warn): Remove.
24995 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
24997 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
24999 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
25000 Tobias Grosser <tobi.grosser@amd.com>
25002 * graphite.c (graphite_trans_scop_block): Do not block single
25005 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
25007 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
25008 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
25009 test with assertion.
25011 2009-01-16 Richard Guenther <rguenther@suse.de>
25013 PR tree-optimization/38835
25014 PR middle-end/36227
25015 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
25016 and INT + PTR -> (INT)(PTR p+ INT) folding.
25017 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
25019 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
25022 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
25023 the subreg from a lowpart subreg if it is also casting the value.
25025 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25026 Tobias Grosser <tobi.grosser@amd.com>
25028 * graphite.c (compare_prefix_loops): New.
25029 (build_scop_canonical_schedules): Rewritten.
25030 (graphite_transform_loops): Move build_scop_canonical_schedules
25031 after build_scop_iteration_domain.
25033 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25034 Tobias Grosser <tobi.grosser@amd.com>
25036 * graphite.c (add_conditions_to_domain): Add the loops to
25037 the dimension of the iteration domain. Do copy the domain
25038 only when it exists.
25039 (build_scop_conditions_1): Do not call add_conditions_to_domain.
25040 (add_conditions_to_constraints): New.
25041 (can_generate_code_stmt, can_generate_code): Removed.
25042 (gloog): Do not call can_generate_code.
25043 (graphite_transform_loops): Call add_conditions_to_constraints
25044 after building the iteration domain.
25046 2009-01-16 Jakub Jelinek <jakub@redhat.com>
25048 PR tree-optimization/38789
25049 * tree-ssa-threadedge.c
25050 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
25051 __builtin_constant_p.
25053 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
25055 * dce.c (delete_unmarked_insns): Reversed the order that insns are
25056 examined before deleting them.
25058 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
25060 * function.c (aggregate_value_p): Correctly extract the function
25061 type from CALL_EXPR_FN lookup.
25063 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25065 * config/picochip/picochip.c (picochip_override_options): Revert
25066 CFI asm flag disable commited previously.
25068 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
25069 Tobias Grosser <tobi.grosser@amd.com>
25070 Jan Sjodin <jan.sjodin@amd.com>
25072 * graphite.c (scan_tree_for_params): On substractions negate
25073 all the coefficients of the term.
25074 (clast_to_gcc_expression_red): New. Handle reduction expressions
25075 of more than two operands.
25076 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
25077 (get_vdef_before_scop): Handle also the case of default definitions.
25079 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
25081 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
25082 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
25083 Also use them when walking CALL_INSN_FUNCTION_USAGE.
25085 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
25086 Joey Ye <joey.ye@intel.com>
25088 PR middle-end/37843
25089 * cfgexpand.c (expand_stack_alignment): Don't update stack
25090 boundary nor check incoming stack boundary here.
25091 (gimple_expand_cfg): Update stack boundary and check incoming
25092 stack boundary here.
25094 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
25096 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
25098 2009-01-14 Jakub Jelinek <jakub@redhat.com>
25100 PR rtl-optimization/38245
25101 * calls.c (expand_call): Add stack arguments to
25102 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25103 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
25104 in regs and partially in memory or BLKmode arguments.
25105 (emit_library_call_value_1): Add stack arguments to
25106 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25107 ACCUMULATE_OUTGOING_ARGS).
25108 * dce.c: Include tm_p.h.
25109 (find_call_stack_args): New function.
25110 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
25112 (mark_insn): Call find_call_stack_args for CALL_Ps.
25113 (prescan_insns_for_dce): Walk insns backwards in bb rather than
25114 forwards. Allocate and free arg_stores bitmap if needed, pass it
25115 down to deletable_insn_p, don't mark stores set in arg_stores
25116 bitmap, clear the bitmap at the beginning of each bb.
25117 * Makefile.in (dce.o): Depend on $(TM_P_H).
25119 2009-01-14 Michael Meissner <gnu@the-meissners.org>
25122 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
25123 to make sure the insn is a conditional test (bug 22599). Reformat a
25126 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
25128 PR middle-end/38431
25129 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
25130 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
25131 (gloog): Do not call cleanup_tree_cfg.
25132 (graphite_transform_loops): Call cleanup_tree_cfg after all
25133 scops have been code generated.
25135 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
25136 * doc/gty.texi (Invoking the garbage collector): Added new node
25137 and section documenting ggc_collect.
25139 2009-01-14 Richard Guenther <rguenther@suse.de>
25141 PR tree-optimization/38826
25142 PR middle-end/38477
25143 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
25144 initialization notes only if we actually emitted a warning.
25145 (intra_create_variable_infos): Add constraints for a result decl
25146 that is passed by hidden reference.
25147 (build_pred_graph): Mark all related variables non-direct on
25150 2009-01-14 Nick Clifton <nickc@redhat.com>
25152 * ira-conflicts.c: Include addresses.h for the definition of
25154 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
25155 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
25157 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
25160 * Makefile.in (ira-lives.o): Add except.h.
25162 * ira-lives.c: Include except.h.
25163 (process_bb_node_lives): Process can_throw_internal.
25165 2009-01-13 Jakub Jelinek <jakub@redhat.com>
25167 PR rtl-optimization/38774
25168 * combine.c (simplify_set): When undoing cc_use change, don't do
25169 PUT_CODE on the newly created comparison, but instead put back the
25172 2009-01-13 Joseph Myers <joseph@codesourcery.com>
25174 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
25175 values. Remove duplicate arm8 entry.
25177 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25179 PR tree-optimization/38786
25180 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
25181 the SSA_NAME case of expand_scalar_variables_expr.
25182 Set the type of an expression to the type of its assign statement.
25183 (expand_scalar_variables_expr): Also gather the scalar computation
25184 used to index the memory access. Do not pass loop_p.
25185 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
25186 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
25187 the gimple_stmt_iterator where it inserts new code.
25188 Do not pass loop_p.
25189 (copy_bb_and_scalar_dependences): Do not pass loop_p.
25190 (translate_clast): Update call to copy_bb_and_scalar_dependences.
25192 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25194 * graphite.h (debug_value): Removed.
25195 * graphite.c (debug_value): Removed.
25197 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25199 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
25200 ldrd/strd with two 32-bit instructions.
25202 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25204 * config/arm/arm.c (struct processors): Pass for speed down into
25205 cost helper functions.
25206 (const_ok_for_op): Handle COMPARE and inequality nodes.
25207 (arm_rtx_costs_1): Rewrite.
25208 (arm_size_rtx_costs): Update prototype.
25209 (arm_rtx_costs): Pass speed down to helper functions.
25210 (arm_slowmul_rtx_costs): Rework cost calculations.
25211 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
25212 (arm_9e_rtx_costs): Likewise.
25214 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
25216 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
25217 relocations of local symbols wider than UNITS_PER_WORD are not valid.
25218 (alpha_legitimize_address): Do not split local symbols wider than
25219 UNITS_PER_WORD into HIGH/LO_SUM parts.
25221 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
25224 * gcc.c (process_command): Replace call to execvp with calls
25225 to pex_one and exit.
25227 2009-01-03 Anatoly Sokolov <aesok@post.ru>
25230 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
25231 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
25232 variant for devices with 3-byte PC.
25233 (__tablejump_elpm__): New.
25235 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25238 * c-parser.c (c_parser_postfix_expression): Allow `->' in
25239 offsetof member-designator, handle it as `[0].'.
25241 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25243 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
25244 function when not using named sections on targets with named sections
25245 if branch distance is less than 262132.
25247 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
25249 * combine.c (combine_instructions): Recompute
25250 optimize_this_for_speed_p for each BB in the main combine loop.
25252 2009-01-12 Tomas Bily <tbily@suse.cz>
25255 * tree-loop-distribution.c (prop_phis): New function.
25256 (generate_builtin): Call prop_phis.
25257 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
25259 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25261 PR tree-optimization/38807
25262 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
25263 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
25265 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
25267 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
25268 subreg of op0 to the original op0.
25270 2009-01-11 Laurent GUERBY <laurent@guerby.net>
25272 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
25274 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
25277 * mips-tfile.c (parse_def): Fix parsing of def strings
25278 starting with digits.
25280 2009-01-10 Jakub Jelinek <jakub@redhat.com>
25283 * config/arm/arm.c (arm_is_long_call_p): Don't call
25284 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
25286 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
25288 * regrename.c (regrename_optimize): Fix dumping.
25289 (find_oldest_value_reg): Preserve REG_POINTER.
25290 (copy_hardreg_forward_1): Likewise.
25292 2009-01-09 Diego Novillo <dnovillo@google.com>
25294 * gimple.h (struct gimple_statement_base) <uid>: Document
25295 the restrictions on its use.
25296 (gimple_uid): Tidy.
25297 (gimple_set_uid): Tidy.
25299 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25301 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
25302 zero guard even if align_bytes != 0 and count is smaller than
25305 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
25307 PR rtl-optimization/38495
25308 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
25309 (add_range_and_copies_from_move_list): Print all added ranges.
25310 Add ranges to memory optimized destination.
25312 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25316 * config/i386/i386.c (override_options): Reject
25317 -mstringop-strategy=rep_8byte with -m32.
25318 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
25319 to 1. Do count comparison against epilogue_size_needed at compile
25320 time even when count_exp was constant forced into register. For
25321 size_needed don't jump to epilogue, instead just avoid aligning
25322 and invoke the body algorithm. If need_zero_guard, add zero guard
25323 even if count is non-zero, but smaller than size_needed + number of
25324 bytes that could be stored for alignment.
25325 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
25326 to 1. If need_zero_guard, add zero guard even if count is non-zero,
25327 but smaller than size_needed + number of bytes that could be stored
25328 for alignment. Compare size_needed with epilogue_size_needed instead
25329 of desired_align - align, don't adjust size_needed, pass
25330 epilogue_size_needed to the epilogue expanders.
25333 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
25335 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25337 * pa.c (last_address): Change to unsigned.
25338 (update_total_code_bytes): Change argument to unsigned. Don't
25339 check if insn addresses are set.
25340 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
25341 addresses are not set.
25342 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
25344 2009-01-09 Nick Clifton <nickc@redhat.com>
25346 * config/sh/symbian.c: Replace uses of DECL_INLINE with
25347 DECL_DECLARED_INLINE_P.
25349 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25351 PR middle-end/38347
25352 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
25353 GET_MODE (op0) in operand_subword_force calls.
25355 PR middle-end/38771
25356 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
25357 fold_convert arg0 operands to TREE_TYPE (op0) first.
25359 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
25361 * params.def (ira-max-conflict-table-size): Decrease default value
25364 2009-01-08 Jakub Jelinek <jakub@redhat.com>
25366 PR tree-optimization/37031
25367 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
25369 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
25370 allocate it using gc instead of heap, use VEC_quick_push instead of
25372 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
25373 instead of heap, use VEC_quick_push instead of VEC_safe_push.
25374 * tree-data-ref.h (struct access_matrix): Change matrix to gc
25375 allocated vector from heap allocated.
25376 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
25377 * tree-loop-linear.c (linear_transform_loops): Allocate nest
25378 vector only after perfect_loop_nest_depth call.
25380 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
25381 Jan Sjodin <jan.sjodin@amd.com>
25383 PR tree-optimization/38559
25384 * graphite.c (debug_value, copy_constraint,
25385 swap_constraint_variables, scale_constraint_variable, ): New.
25386 (get_lower_bound, get_upper_bound): Removed.
25387 (graphite_trans_bb_strip_mine): Clean up this code that works
25388 only for constant number of iterations. Fully copy upper and
25389 lower bound constraints, not only the constant part of them.
25390 * graphite.h (debug_value): Declared.
25392 2009-01-08 Ira Rosen <irar@il.ibm.com>
25394 PR tree-optimization/37194
25395 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
25396 Don't add the cost of cost model guard in prologue to scalar
25397 outside cost in case of known number of iterations.
25399 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
25400 Alan Modra <amodra@bigpond.net.au>
25402 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
25403 non-word-aligned REG+CONST addressing.
25405 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25408 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
25409 free_after_compilation when outputting a thunk.
25410 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
25411 Do not call free_after_compilation here.
25413 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25415 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
25416 (ix86_valid_target_attribute_inner_p): Ditto.
25418 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
25420 PR tree-optimization/38492
25421 PR tree-optimization/38498
25422 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
25423 * tree-chrec.h (scev_is_linear_expression): Declared.
25424 * graphite.c (graphite_cannot_represent_loop_niter): New.
25425 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
25426 (graphite_loop_normal_form): Use gcc_assert.
25427 (scan_tree_for_params): Use CASE_CONVERT.
25428 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
25429 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
25430 Use gcc_assert. Discard scops that contain unhandled cases.
25431 (build_scop_conditions): Return a boolean status for unhandled cases.
25432 (strip_mine_profitable_p): Print the loop number, not its depth.
25433 (is_interchange_valid): Pass the depth of the loop nest, don't
25434 recompute it wrongly.
25435 (graphite_trans_bb_block): Same.
25436 (graphite_trans_bb_block): Print tentative of loop blocking.
25437 (graphite_trans_scop_block): Do not print that the loop has been
25439 (graphite_transform_loops): Do not handle scops that contain condition
25442 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
25444 AVX Programming Reference (December, 2008)
25445 * config/i386/avxintrin.h (_mm256_stream_si256): New.
25446 (_mm256_stream_pd): Likewise.
25447 (_mm256_stream_ps): Likewise.
25449 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
25450 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
25451 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
25452 (bdesc_special_args): Add __builtin_ia32_movntdq256,
25453 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
25454 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
25455 (ix86_expand_special_args_builtin): Likewise.
25457 * config/i386/sse.md (AVXMODEDI): New.
25458 (avx_movnt<mode>): Likewise.
25459 (avx_movnt<mode>): Likewise.
25460 (<sse>_movnt<mode>): Remove AVX support.
25461 (sse2_movntv2di): Likewise.
25463 2009-01-07 Richard Guenther <rguenther@suse.de>
25465 PR middle-end/38751
25466 * fold-const.c (extract_muldiv): Remove obsolete comment.
25467 (fold_plusminus_mult_expr): Undo MINUS_EXPR
25468 to PLUS_EXPR canonicalization for the canonicalization.
25470 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
25472 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
25473 hosted cross-compilers generating less efficient code.
25475 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25477 * function.h (rtl_data): Add a dbr_scheduled_p field.
25478 * reorg.c (dbr_schedule): Set it.
25479 (gate_handle_delay_slots): Check it.
25480 * config/mips/mips.c (mips_base_delayed_branch): Delete.
25481 (mips_reorg): Check flag_delayed_branch instead of
25482 mips_base_delayed_branch.
25483 (mips_override_options): Don't set mips_base_delayed_branch
25484 or flag_delayed_branch.
25486 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25488 PR rtl-optimization/38426.
25489 * ira.c (ira): Set current_function_is_leaf earlier.
25491 2009-01-06 Jakub Jelinek <jakub@redhat.com>
25493 PR rtl-optimization/38722
25494 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
25495 too early, only set a flag and modify after last possible
25498 2009-01-06 Janis Johnson <janis187@us.ibm.com>
25501 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
25502 * real.c (decimal_single_format): Correct values of emin and emax.
25503 (decimal_double_format): Ditto.
25504 (decimal_quad_format): Ditto.
25505 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
25506 computation of DECnn_MIN and DECnn_MAX for corrected values of
25507 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
25508 __DECnn_MIN__, and adjust its computation for the corrected value
25511 2009-01-06 Jan Hubicka <jh@suse.cz>
25514 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
25516 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
25518 * doc/contrib.texi (Contributors): Slightly adjust the end note.
25519 Add Robert Clark to the list of testers.
25521 2009-01-06 Jan Hubicka <jh@suse.cz>
25522 Kai Tietz <kai.tietz@onevision.com>
25524 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
25525 * config/i386/i386.c (ix86_expand_call): Add clobbers.
25527 2009-01-06 Jan Hubicka <jh@suse.cz>
25528 Kai Tietz <kai.tietz@onevision.com>
25530 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
25532 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
25533 (ix86_nsaved_regs): Count only general purpose regs.
25534 (ix86_nsaved_sseregs): New.
25535 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
25536 to 16 for w64; compute padding and size of sse reg save area.
25537 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
25538 general purpose regs.
25539 (ix86_emit_save_sse_regs_using_mov): New.
25540 (ix86_expand_prologue): Save SSE regs if needed.
25541 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
25542 (ix86_emit_restore_sse_regs_using_mov): New.
25543 (ix86_expand_epilogue): Save SSE regs if needed.
25545 2009-01-06 Jan Hubicka <jh@suse.cz>
25546 Kai Tietz <kai.tietz@onevision.com>
25548 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
25549 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
25550 functions when accumulate outgoing args is off.
25552 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25555 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
25556 before using pseudos_have_intersected_live_ranges_p.
25558 * ira-int.h (ira_assert): Always define.
25560 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25562 AVX Programming Reference (December, 2008)
25563 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
25564 (_mm256_permute2_pd): Likewise.
25565 (_mm_permute2_ps): Likewise.
25566 (_mm256_permute2_ps): Likewise.
25567 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
25568 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
25570 * config/i386/i386.c (ix86_builtins): Remove
25571 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
25572 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
25573 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
25574 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
25575 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
25576 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
25577 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
25578 __builtin_ia32_vpermil2ps256.
25579 (ix86_init_mmx_sse_builtins): Updated.
25580 (ix86_expand_args_builtin): Likewise.
25582 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25584 * pa.c (output_call): Relocate non-jump insns in the delay slot of
25585 long absolute calls when generating PA 2.0 code.
25587 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
25589 PR rtl-optimization/38583
25590 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
25592 * params.def (ira-max-conflict-table-size): New.
25594 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
25596 * ira.h (ira_conflicts_p): New external definition.
25598 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
25599 table. Report this. Return result of building.
25600 (ira_build_conflicts): Use ira_conflicts_p. Check result of
25601 building conflict table.
25603 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
25604 (ira_color): Use ira_conflicts_p.
25606 * global.c: Include ira.h.
25607 (pseudo_for_reload_consideration_p, build_insn_chain): Use
25610 * Makefile.in (global.o): Add ira.h.
25612 * ira-build.c (mark_all_loops_for_removal,
25613 propagate_some_info_from_allocno): New.
25614 (remove_unnecessary_allocnos): Call
25615 propagate_some_info_from_allocno.
25616 (remove_low_level_allocnos): New.
25617 (remove_unnecessary_regions): Add parameter. Call
25618 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
25619 parameter to remove_unnecessary_regions.
25620 (ira_build): Remove all regions but root if the conflict table was
25621 not built. Update conflict hard regs for allocnos crossing calls.
25623 * ira.c (ira_conflicts_p): New global.
25624 (ira): Define and use ira_conflicts_p.
25626 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25627 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
25628 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
25630 2009-01-06 Ben Elliston <bje@au.ibm.com>
25632 * gengtype-lex.l (YY_NO_INPUT): Define.
25634 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
25637 * c-common.c (handle_vector_size_attribute): Also reject
25638 BOOLEAN_TYPE types.
25640 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
25642 PR tree-optimization/38492
25643 * graphite.c (rename_map_elt, debug_rename_elt,
25644 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
25645 rename_map_elt_info, eq_rename_map_elts,
25646 get_new_name_from_old_name, bb_in_sese_p): Moved around.
25647 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
25648 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
25649 (sese_build_livein_liveouts): New.
25650 (new_sese, free_sese): New.
25651 (new_scop): Call new_sese.
25652 (free_scop): Call free_sese.
25653 (rename_variables_from_edge, rename_phis_end_scop): Removed.
25654 (register_old_new_names): Renamed register_old_and_new_names.
25655 (register_scop_liveout_renames, add_loop_exit_phis,
25656 insert_loop_close_phis, struct igp,
25657 default_liveout_before_guard, add_guard_exit_phis,
25658 insert_guard_phis, copy_renames): New.
25659 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
25660 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
25661 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
25662 (scop_adjust_phis_for_liveouts): New.
25663 (gloog): Call scop_adjust_phis_for_liveouts.
25665 * graphite.h (struct sese): Documented. Added fields liveout,
25666 num_ver and livein.
25667 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
25668 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
25669 (struct scop): Added field liveout_renames.
25670 (SCOP_LIVEOUT_RENAMES): New.
25672 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25674 PR tree-optimization/38510
25675 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
25676 (translate_clast): Call recompute_all_dominators before
25678 (gloog): Call recompute_all_dominators before graphite_verify.
25680 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25681 Jan Sjodin <jan.sjodin@amd.com>
25683 PR tree-optimization/38500
25684 * graphite.c (create_sese_edges): Call fix_loop_structure after
25687 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25689 * config.gcc: Add m32r*-*-rtems*.
25690 * config/m32r/rtems.h: New file.
25692 2009-01-05 Ben Elliston <bje@au.ibm.com>
25694 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
25695 (.po.pox): Likewise.
25696 (po/gcc.pot): Likewise.
25698 2009-01-04 David S. Miller <davem@davemloft.net>
25700 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
25701 (STARTING_FRAME_OFFSET): Always set to zero.
25703 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25705 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
25706 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
25707 fixed-point types, and vectors of the same.
25709 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25711 * config/mips/sync.md (*mb_barrier): Rename to...
25712 (*memory_barrier): ...this.
25714 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
25716 * doc/extend.texi (Function Attributes): Move @cindex after @item
25717 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
25718 and put in alphabetical order. Fix 'target' name and put in order.
25719 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
25722 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
25724 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
25725 (memory_barrier): Expand as unspec instead of unspec_volatile.
25726 Remove mem:BLK from insn operands. Use Pmode scratch register.
25727 (*memory_barrier): Define as unspec instead of unspec_volatile.
25728 Use (match_dup 0) as input operand.
25730 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
25731 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
25732 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
25733 scratch register. Remove operand 1.
25734 (*stbar): Define as unspec instead of unspec_volatile.
25735 Use (match_dup 0) as input operand, remove (const_int 8).
25736 (*membar): Define as unspec instead of unspec_volatile.
25737 Use (match_dup 0) as input operand, remove input operand 2.
25739 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
25740 (memory_barrier): Expand as unspec instead of unspec_volatile.
25741 Remove mem:BLK from insn operands. Use Pmode scratch register.
25742 (*memory_barrier): Define as unspec instead of unspec_volatile.
25743 Use (match_dup 0) as input operand.
25745 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
25746 Remove mem:BLK from insn operands. Use Pmode scratch register.
25747 Set volatile flag on operand 0.
25748 (*memory_barrier): New insn pattern.
25750 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
25752 (*memory_barrier): Use (match_dup 0) as input operand.
25754 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
25755 Remove mem:BLK from insn operands. Use Pmode scratch register.
25756 Set volatile flag on operand 0.
25757 (*mb_internal): New insn pattern.
25759 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
25761 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25763 PR middle-end/38586
25764 * function.c (struct temp_slot): Move to the section of the file
25765 that deals with temp slots. Remove field 'address'.
25766 (temp_slot_address_table): New hash table of address -> temp slot.
25767 (struct temp_slot_address_entry): New struct, items for the table.
25768 (temp_slot_address_compute_hash, temp_slot_address_hash,
25769 temp_slot_address_eq, insert_temp_slot_address): Support functions
25771 (find_temp_slot_from_address): Rewrite to use the new hash table.
25772 (remove_unused_temp_slot_addresses): Remove addresses of temp
25773 slots that have been made available.
25774 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
25775 worker function for remove_unused_temp_slot_addresses.
25776 (assign_stack_temp_for_type): Don't clear the temp slot address list.
25777 Add the temp slot address to the address -> temp slot map.
25778 (update_temp_slot_address): Update via insert_temp_slot_address.
25779 (free_temp_slots): Call remove_unused_temp_slot_addresses.
25780 (pop_temp_slots): Likewise.
25781 (init_temp_slots): Allocate the address -> temp slot map, or empty
25782 the map if it is already allocated.
25783 (prepare_function_start): Initialize temp slot processing.
25785 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25787 PR middle-end/38584
25788 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
25789 Calculate the size of all stack vars assuming no packing of stack
25790 vars will happen, replacing a quadratic algorithm with a linear one.
25792 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25795 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
25798 2009-01-03 Diego Novillo <dnovillo@google.com>
25800 * doc/contrib.texi: Update contributions.
25802 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25805 * builtins.c (fold_builtin_memory_op): Give up if either operand
25806 is volatile. Set srctype or desttype to non-qualified version
25810 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
25811 and FUNCTION_DECLs.
25813 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
25815 PR rtl-optimization/35805
25816 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
25817 problem if fast dce is able to remove any instructions.
25818 * dce.c (dce_process_block): Fix dump message.
25820 2009-01-02 Mark Mitchell <mark@codesourcery.com>
25823 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
25825 2009-01-02 Jakub Jelinek <jakub@redhat.com>
25827 PR middle-end/38690
25828 * tree-flow.h (op_code_prio, op_prio): New prototypes.
25829 * tree-pretty-print.c (op_code_prio): New function.
25830 (op_prio): No longer static. Use op_code_prio.
25831 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
25832 Use op_prio and op_code_prio to determine if () should be
25833 printed around operand(s) or not.
25835 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
25836 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
25837 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
25838 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
25839 pp_character instead of pp_string for single letter printing.
25841 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
25843 * doc/extend.texi: Fix '#pragma GCC option' typo.
25845 2009-01-02 Richard Guenther <rguenther@suse.de>
25847 * doc/install.texi (--enable-checking): Mention different
25848 default for stage1.
25849 (--enable-stage1-checking): Document.
25851 2009-01-01 Andrew Pinski <pinskia@gmail.com>
25853 PR middle-end/30142
25854 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
25855 case to be an error.
25857 2009-01-02 Ben Elliston <bje@au.ibm.com>
25859 * config/fp-bit.h (pack_d): Constify argument.
25860 * config/fp-bit.c (makenan): Constify return type. Remove casts.
25861 (isnan): Constify argument.
25863 (iszero): Likewise.
25864 (pack_d): Likewise.
25865 (_fpadd_parts): Constify return type.
25866 (_fpmul_parts): Likewise.
25867 (_fpdiv_parts): Likewise.
25869 2009-01-01 Jakub Jelinek <jakub@redhat.com>
25872 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
25873 warn about overwriting initializer with side-effects or
25874 -Woverride-init if !IMPLICIT.
25875 (output_init_element): Likewise. Pass IMPLICIT down to
25877 (process_init_element): Add IMPLICIT argument. Pass it down
25878 to output_init_element.
25879 (push_init_element, pop_init_level, set_designator): Adjust
25880 process_init_element callers.
25881 (set_nonincremental_init, set_nonincremental_init_from_string):
25882 Adjust add_pending_init callers.
25883 (output_pending_init_elements): Adjust output_init_element callers.
25884 * c-tree.h (process_init_element): Adjust prototype.
25885 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
25886 process_init_element callers.
25889 Copyright (C) 2009 Free Software Foundation, Inc.
25891 Copying and distribution of this file, with or without modification,
25892 are permitted in any medium without royalty provided the copyright
25893 notice and this notice are preserved.