1 2008-09-04 Janis Johnson <janis187@us.ibm.com>
3 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
5 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
7 * ira-conflicts.c (process_regs_for_copy): Check insn to check
8 that the cost is already taken into account in ira-costs.c
10 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
12 * ira-build.c (print_copy, print_copies, ira_debug_copy,
13 ira_debug_copies): New.
14 (ira_bulid): Call print_copies.
16 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
18 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
21 * config/rs6000/rs6000.c (optimization_options): Remove check of
24 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
26 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
27 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
28 second operand is a reg_imm10_operand.
29 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
30 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
31 (*seq_<GPR:mode><GPR2:mode>): Rename to
32 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
34 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
35 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
37 (*sne_<GPR:mode><GPR2:mode>): Rename to
38 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
41 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
43 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
44 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
45 combining an arithmetic right shift by more than 31 and a
46 trunction. Don't match for out-of-range shift amounts. Set
47 attribute mode to <MODE>.
48 (*lshr32_trunc<mode>): Name the pattern combining a logical right
49 shift by 32 and and a truncation. Set attribute mode to <MODE>.
50 (*<optab>_trunc<mode>_exts): New pattern for truncated right
51 shifts by less than 32.
52 (extv): Change predicate on first operand to accept registers.
53 Change predicate of the other operands from immediate_operand to
54 const_int_operand. Expand exts when source is a register.
55 (extzv): Change predicate of the constant operands from
56 immediate_operand to const_int_operand.
57 (extzv<mode>): Change predicate of the constant operands from
58 immediate_operand to const_int_operand and no constraint. Also
60 (*extzv_trunc<mode>_exts): New pattern.
62 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
64 * config/mips/mips.h (ISA_HAS_CINS): New macro.
65 * config/mips/mips-protos.h (mask_low_and_shift_p,
66 mask_low_and_shift_len): Declare.
67 * config/mips/mips.c (mask_low_and_shift_p,
68 mask_low_and_shift_len): New functions.
69 (mips_print_operand): Handle new operand prefix "m".
70 * config/mips/mips.md (*cins<mode>): New pattern.
72 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
74 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
77 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
79 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
80 regardless of epilogue_completed.
82 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
85 * ira-lives.c (process_bb_node_lives): Check setjmp.
87 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
90 * ira-build.c (form_loop_tree): Reverse BB walk.
91 (create_bb_allocnos): Likewise.
92 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
93 (mark_reg_store): Rename to...
94 (mark_ref_live): ...this and take a df_ref argument instead of
95 note_stores arguments. Assert that we have a register.
96 (mark_reg_clobber): Delete.
97 (def_conflicts_with_inputs_p): New function.
98 (mark_reg_conflicts): Delete.
99 (mark_reg_death): Rename to...
100 (mark_ref_dead): ...this and take a df_ref argument instead of
101 a register. Assert that we have a register.
102 (process_bb_node_lives): Hoist frequency calculation out of
103 instruction walk. Convert from a forwards scan to a backwards scan.
104 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
105 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
106 (create_allocno_live_ranges): Don't create regs_set.
108 2008-09-04 Ian Lance Taylor <iant@google.com>
110 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
112 * calls.c (emit_library_call_value_1): Use MEM_P rather than
113 comparing MODE with MEM.
114 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
115 comparing with GF_PREDICT_TAKEN.
116 (gimple_get_lhs): Change code to enum gimple_code.
117 (gimple_set_lhs): Likewise.
118 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
119 * omp-low.c (find_omp_clause): Change kind parameter to enum
121 * tree-flow.h (find_omp_clause): Update declaration.
122 * regrename.c (clear_dead_regs): Change kind parameter to enum
124 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
126 * see.c (see_get_extension_data): Change return type to enum
127 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
128 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
129 (see_gen_normalized_extension): Change extension_code parameter to
131 (see_seek_pre_extension_expr): Change extension_code to enum
133 (see_merge_one_def_extension): Likewise.
134 (see_handle_relevant_defs): Likewise.
135 (see_handle_relevant_uses): Likewise.
136 (see_analyze_one_def): Likewise.
137 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
138 GIMPLE_ASM rather than ASM_EXPR.
139 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
140 GIMPLE_RETURN rather than RETURN_EXPR.
141 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
142 (evaluate_stmt): Likewise.
143 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
144 to enum vect_relevant.
145 (vect_mark_stmts_to_be_vectorized): Change assertion to not
146 compare gimple codes with tree codes.
148 2008-09-04 Paul Brook <paul@codesourcery.com>
150 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
152 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
154 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
155 pointer check lost in the recent no-unit-at-a-time patch.
157 2008-09-04 Jan Hubicka <jh@suse.cz>
160 * tree-switch-conversion.c (check_final_bb): Accept only IP
163 2008-09-04 Jan Hubicka <jh@suse.cz>
165 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
167 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
168 using_ranges argument.
169 (vrp_evaluate_conditional): Avoid bogus warning for type range.
170 (vrp_visit_cond_stmt): Update call of
171 vrp_evaluate_conditional_warnv_with_ops
173 2008-09-04 Jan Hubicka <jh@suse.cz>
175 PR tree-optimization/37345
176 PR tree-optimization/37358
177 PR tree-optimization/37357
178 * tree.c (build_function_type_skip_args): Build distinct type copy;
180 (build_function_decl_skip_args): Set type of new decl not orig decl;
181 clear DECL_VINDEX for methods turned into functions.
183 2008-09-04 Nick Clifton <nickc@redhat.com>
185 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler
187 * configure: Regenerate.
188 * config.in: Regenerate.
189 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
190 alignment field, if it is supported.
192 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
194 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
197 2008-09-03 David Edelsohn <edelsohn@gnu.org>
199 * config/rs6000/rs6000.c (processor_target_table): Do not
200 enable VMX for POWER6.
202 2008-09-03 Anton Blanchard <anton@samba.org>
204 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
205 emit memory barrier before operation.
207 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
210 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
211 default_elf_asm_output_external.
213 2008-09-03 Jeff Law <law@redhat.com>
215 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
217 2008-09-03 Richard Henderson <rth@redhat.com>
219 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
220 memory barrier to below the test-and-set.
221 (alpha_split_lock_test_and_set_12): Likewise.
223 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
227 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
230 * ira-color.c (print_loop_title): Use all_allocnos.
231 (color_pass): Ditto. Don't add border_allocnos. Check that
232 subloop allocno in the correspdoning bitmap all_allocnos.
234 * ira-emit.c (change_loop): Use all_allocnos.
236 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
238 (ira_create_allocno): Set up all_allocnos bit for the created
240 (create_cap_allocno): Remove setting mentioned_allocnos.
241 (create_insn_allocnos): Ditto.
242 (remove_unnecessary_allocnos): Use all_allocnos.
243 (check_allocno_creation): Check that allocnos are in the
244 corresponding bitmap all_allocnos.
246 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
250 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
251 (process_regs_for_copy): Process subregs. Refine check when cost
252 is taken into account in ira-costs.c.
253 (process_reg_shuffles): Use REG_SUBREG_P.
254 (add_insn_allocno_copies): Ditto. Ignore modes.
256 * ira-color.c (conflict_allocno_vec): New.
257 (COST_HOP_DIVISOR): New macro.
258 (update_copy_costs_1): Use it.
259 (update_conflict_hard_regno_costs): New function.
260 (assign_hard_reg): Use it.
261 (ira_color): Allocate and free conflict_allocno_vec.
263 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
267 * ira-int.h (ira_sort_insn_chain): Remove.
269 * ira.c (basic_block_order_nums, chain_insn_order,
270 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
271 (ira): Don't call ira_sort_insn_chain.
273 * reload1.c (reload): Don't call ira_sort_insn_chain.
275 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
278 * cgraphunit.c (update_call_expr): Remove eh regions from statements
279 which become non throw.
280 (cgraph_function_versioning): Also clear DECL_WEAK. Call
281 update_call_expr after updating the flags on the decl.
283 2008-09-03 Jan Hubicka <jh@suse.cz>
285 PR tree-optimization/37315
286 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
287 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
288 (cgraph_analyze_functions): Use node->analyzed
289 (cgraph_mark_functions_to_output): Likewise.
290 (cgraph_expand_function): All functions can be released after
292 (cgraph_optimize): Use gimple_has_body_p.
293 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
294 (cgraph_decide_inlining_incrementally): Likewise.
295 (inline_transform): Inline transform.
296 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
298 (inlinable_function_p): Drop gimple_body check.
299 (expand_call_inline): Use gimple_has_body_p.
300 * gimple.c (gimple_has_body_p): New.
301 * gimple.h (gimple_has_body_p): Add prototype.
302 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
303 (dump_function_to_file): Use gimple_has_body_p check.
305 2008-09-03 Jakub Jelinek <jakub@redhat.com>
308 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
310 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
312 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
314 From Michael Frysinger <michael.frysinger@analog.com>
315 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
316 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
319 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
322 * doc/extend.texi: Document picoChip builtin functions.
323 * doc/invoke.texi: Document picoChip options.
324 * doc/contrib.texi: Add picoChip contribution.
325 * doc/md.texi: Document picoChip constraints.
326 * config.gcc: Add picochip-*-*.
327 * config/picochip/: Add new port.
329 2008-09-03 Richard Guenther <rguenther@suse.de>
331 PR tree-optimization/37328
332 * tree-sra.c (sra_build_assignment): Gimplify properly.
333 (generate_copy_inout): Take the correct stmt as definition,
336 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
338 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
341 From Michael Frysinger <michael.frysinger@analog.com>
342 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
344 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
346 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is
348 (__gthread_setspecific): Revert 2008-08-31 change to
349 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API
352 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
354 * diagnostic.c (error_at): New.
355 * toplev.h (error_at): New prototype.
356 * c-typeck.c (build_array_ref): Call error_at instead of error.
357 Pass location to pedwarn.
359 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
361 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
363 2008-09-02 Jakub Jelinek <jakub@redhat.com>
365 * dwarf2out.c (tree_add_const_value_attribute): Only handle
366 VAR_DECL and CONST_DECL.
368 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
369 Jakub Jelinek <jakub@redhat.com>
371 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
372 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
373 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
374 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
375 Don't set ix86_save_varrargs_registers.
376 (ix86_setup_incoming_varargs): Assume cum != NULL.
377 (ix86_va_start): Check ix86_varargs_gpr_size and
378 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
379 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
380 from frame pointer if ix86_varargs_gpr_size == 0.
381 (ix86_compute_frame_layout): Updated.
382 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
383 (ix86_varargs_gpr_size): Define.
384 (ix86_varargs_fpr_size): Likewise.
385 (machine_function): Remove save_varrargs_registers.
386 Add varargs_gpr_size and varargs_fpr_size.
388 2008-09-02 Jakub Jelinek <jakub@redhat.com>
390 * config/alpha/alpha.c (va_list_skip_additions,
391 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
392 (alpha_gimplify_va_arg): Call unshare_expr on second use of
395 PR tree-optimization/36766
396 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
397 for already removed basic blocks.
400 * real.c (real_maxval): Clear a lower bit to make real_maxval
401 match get_max_float for IBM long double format.
403 2008-09-02 Andreas Schwab <schwab@suse.de>
405 * configure.ac: Use m4_quote to quote the expansion of m4_do.
406 * configure: Regenerate.
408 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
410 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
411 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
412 checking for a non-VOID CONSTANT_P.
414 2008-09-02 Jan Hubicka <jh@suse.cz>
416 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
417 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
419 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
421 * expr.c (emit_group_store): Don't assert stack temp mode size.
423 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
424 Tobias Grosser <grosser@fim.uni-passau.de>
425 Jan Sjodin <jan.sjodin@amd.com>
426 Harsha Jagasia <harsha.jagasia@amd.com>
427 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
428 Konrad Trifunovic <konrad.trifunovic@inria.fr>
429 Adrien Eliche <aeliche@isty.uvsq.fr>
431 Merge from graphite branch.
434 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
435 * doc/invoke.texi (-floop-block, -floop-interchange,
436 -floop-strip-mine): Document new flags.
437 * tree-into-ssa.c (gimple_vec): Moved...
438 * tree-loop-distribution.c (rdg_component): Moved...
439 * cfgloopmanip.c: Include tree-flow.h.
440 (update_dominators_in_loop): New.
441 (create_empty_if_region_on_edge): New.
442 (create_empty_loop_on_edge): New.
443 (loopify): Use update_dominators_in_loop.
444 * tree-pass.h (pass_graphite_transforms): Declared.
445 * configure: Regenerate.
446 * tree-phinodes.c (make_phi_node): Export.
447 (add_phi_node_to_bb): New, split from create_phi_node.
448 * tree-chrec.c (for_each_scev_op): New.
449 * tree-chrec.h (for_each_scev_op): Declared.
450 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
451 (remove_statement): Call get_phi_with_result.
452 * config.in (HAVE_cloog): Undef.
453 * gdbinit.in (pgg): New.
454 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
455 * tree-ssa-loop.c (graphite_transforms): New.
456 (gate_graphite_transforms): New.
457 (pass_graphite_transforms): New.
458 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
459 HAVE_cloog): Defined.
460 * tree-vectorizer.c (rename_variables_in_bb): Export.
461 * tree-data-ref.c (dr_may_alias_p): Export.
462 (stmt_simple_memref_p): New.
463 (find_data_references_in_stmt): Export.
464 (find_data_references_in_loop): Export.
465 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
466 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
467 (create_rdg_vertices): Export.
468 (build_empty_rdg): New.
469 (build_rdg): Call build_empty_rdg. Free dependence_relations.
470 * tree-data-ref.h (rdg_component): ... here.
472 (struct data_reference): Add a field scop.
474 (find_data_references_in_loop): Declared.
475 (find_data_references_in_stmt): Declared.
476 (create_rdg_vertices): Declared.
477 (dr_may_alias_p): Declared.
478 (stmt_simple_memref_p): Declared.
479 (struct rdg_edge): Add a field ddr_p relation.
480 (build_empty_rdg): Declared.
481 * lambda.h (lambda_matrix): Declare a VEC of.
482 (find_induction_var_from_exit_cond): Declared.
483 (lambda_vector_compare): New.
484 * common.opt (fgraphite, floop-strip-mine,
485 floop-interchange, floop-block): New flags.
486 * lambda-code.c (find_induction_var_from_exit_cond): Export.
487 * cfgloop.c (is_loop_exit): New.
488 * cfgloop.h (is_loop_exit): Declared.
489 (create_empty_if_region_on_edge): Declared.
490 (create_empty_loop_on_edge): Declared.
491 * tree-flow.h (add_phi_node_to_bb): Declared.
492 (make_phi_node): Declared.
493 (rename_variables_in_bb): Declared.
494 (perfect_loop_nest_depth): Declared.
495 (graphite_transform_loops): Declared.
496 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
497 (graphite.o-warn): Add -Wno-error.
498 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
499 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
500 (INCLUDES): Add PPLINC, CLOOGINC.
501 (OBJS-common): Add graphite.o.
502 (graphite.o): Add rule.
503 * gimple.h (gimple_vec): ... here.
504 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
505 * passes.c (init_optimization_passes): Schedule
506 pass_graphite_transforms.
508 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
511 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
512 and -fno-toplevel-reorder after handle_options.
514 2008-09-02 Paul Brook <paul@codesourcery.com>
516 * config/arm/arm.c (arm_tune_cortex_a9): Define.
517 (arm_override_options): Set arm_tune_cortex_a9.
518 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
519 (arm_issue_rate): Handle cortexa9.
520 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
521 * config/arm/arm-cores.def: Add cortex-a9.
522 * config/arm/arm-tune.md: Regenerate.
523 * config/arm/arm.md: Include cortex-a9.md.
524 (generic_sched, generic_vfp): Add cortexa9.
525 * config/arm/cortex-a9.md: New file.
527 2008-09-02 Richard Guenther <rguenther@suse.de>
529 PR tree-optimization/37327
530 * tree-vrp.c (register_new_assert_for): Make sure to not have
531 TREE_OVERFLOW set on the bound.
533 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
535 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
537 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
538 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
541 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
543 * gcc/config/spu/spu.md (divdf3): Removed.
545 2008-09-02 Jakub Jelinek <jakub@redhat.com>
547 PR tree-optimization/37095
548 * cgraph.c (cgraph_node): When creating new cgraph node after
549 assembler_name_hash has been populated, record it in the hash
552 2008-09-01 Paul Brook <paul@codesourcery.com>
554 * doc/invoke.texi: Document -mword-relocations.
555 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
556 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
557 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
558 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
559 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
560 (arm_emit_movpair): New function.
561 (arm_print_operand <c>): Handle sybolic addresses.
562 * config/arm/arm.h (TARGET_USE_MOVT): Define.
563 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
564 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
565 * config/arm/arm.opt: Add -mword-relocations.
566 * config/arm/arm.md (movsi): Use arm_emit_movpair.
567 (arm_movt, arm_movw): New.
569 2008-09-01 Paul Brook <paul@codesourcery.com>
571 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
572 Allow Interworking on ARMv4 EABI based targets.
573 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
574 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
576 2008-09-01 Paul Brook <paul@codesourcery.com>
578 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
579 optimized LT0 test. Remove optimization for GT.
581 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
583 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
585 * pa-hpux11.h (LIB_SPEC): Likewise.
587 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
590 2008-09-01 Jan Hubicka <jh@suse.cz>
592 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
593 present, use only counts; when guessed use only frequencies.
594 (estimate_bb_frequencies): Use function_frequency.
595 * profile.c (compute_branch_probabilities): Exit early when
596 profile reading failed. Set profile_status.
597 (branch_prob): Do not set profile_status.
599 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
601 * tree.c (protected_set_expr_location): New.
602 * tree.h (protected_set_expr_location): New prototype.
603 * c-tree.h (build_array_ref): Add argument.
604 (parser_build_unary_op): Same.
605 * c-typeck.c (build_indirect_ref): Handle new location argument.
606 (build_array_ref): Same.
607 (parser_build_unary_op): Same.
608 * gimplify.c (gimplify_asm_expr): Set input_location before calling
610 * c-omp.c (c_finish_omp_atomic): Pass location when calling
612 * c-common.c (finish_label_address_expr): Handle new location
614 * c-common.h (build_indirect_ref): Add argument.
615 (finish_label_address_expr): Same.
616 * c-parser.c (c_parser_unary_expression): Pass location to build
618 (c_parser_postfix_expression): Same.
620 2008-09-01 Paul Brook <paul@codesourcery.com>
622 * config/arm/arm.md: Include cortex-r4f.md.
623 (attr fpu): Update type list.
624 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
625 fconstd, fcmps and fcmpd.
626 (attr tune_cortexr4): Define.
627 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
628 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
629 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
630 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
631 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
633 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
634 cortex_a8_vfp_farith: Ditto.
635 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
636 * config/arm/cortex-r4.md: Use tune_cortexr4.
637 * config/arm/cortex-r4f.md: New file.
639 2008-09-01 Richard Guenther <rguenther@suse.de>
641 PR tree-optimization/37305
642 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
643 the result of constant conversions.
644 (fold_gimple_assign): Likewise.
646 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
648 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
649 #ifdef ENABLE_CHECKING.
651 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
653 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
654 * sched-int.h (print_insn, print_pattern, print_value): Declare also
655 when !INSN_SCHEDULING.
657 2008-09-01 Andreas Schwab <schwab@suse.de>
659 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
661 2008-09-01 Paul Brook <paul@codesourcery.com>
663 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
665 2008-09-01 Jan Hubicka <jh@suse.cz>
667 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
669 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
670 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
671 * gimplify.c (gimplify_init_constructor): Add speed operand.
672 * tree-sra.c (decide_block_copy): Likewise.
673 * tree-inline.c (estimate_move_cost): Likewise.
674 * config/alpha/alpha.h (MOVE_RATIO): Update.
675 * config/frv/frv.c (MOVE_RATIO): Update.
676 * config/spu/spu.h (MOVE_RATIO): Update.
677 * config/sparc/sparc.h (MOVE_RATIO): Update.
678 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
679 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
680 * config/cris/cris.h (MOVE_RATIO): Update.
681 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
682 * config/arm/arm.h (MOVE_RATIO): Update.
683 * config/pa/pa.md: Update uses of MOVE_RATIO
684 * config/pa/pa.h (MOVE_RATIO): Update.
685 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
686 * config/h8300/h8300.h (MOVE_RATIO): Update.
687 * config/v850/v850.h (MOVE_RATIO): Update.
688 * config/bfin/bfin.h (MOVE_RATIO): Update.
690 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
691 Dmitry Melnik <dm@ispras.ru>
692 Dmitry Zhurikhin <zhur@ispras.ru>
693 Alexander Monakov <amonakov@ispras.ru>
694 Maxim Kuvyrkov <maxim@codesourcery.com>
696 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
697 sel-sched-dump.c, sel-sched-ir.c: New files.
698 * Makefile.in (OBJS-common): Add selective scheduling object
700 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
701 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
702 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
703 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
704 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
705 (make_forwarder_block): Update loop latch if we have redirected
707 * cfgloop.c (get_loop_body_in_custom_order): New function.
708 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
709 (CP_FALLTHRU_PREHEADERS): Likewise.
710 (get_loop_body_in_custom_order): Declare.
711 * cfgloopmanip.c (has_preds_from_loop): New.
712 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
713 Assert that the preheader edge will be fall thru when it is set.
714 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
715 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
716 fsel-sched-substitution, fselective-scheduling): New flags.
717 * cse.c (hash_rtx_cb): New.
719 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
720 sel_sched_insn_cnt): New counters.
721 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
722 * genattr.c (main): Output maximal_insn_latency prototype.
723 * genautomata.c (output_default_latencies): New. Factor its code from ...
724 (output_internal_insn_latency_func): ... here.
725 (output_internal_maximal_insn_latency_func): New.
726 (output_maximal_insn_latency_func): New.
727 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
728 (struct hard_reg_set_iterator): New.
729 (hard_reg_set_iter_init, hard_reg_set_iter_set,
730 hard_reg_set_iter_next): New functions.
731 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
732 * lists.c (remove_free_INSN_LIST_node,
733 remove_free_EXPR_LIST_node): New functions.
734 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
735 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
736 (loop_optimizer_finalize): Do not verify flow info after reload.
737 * recog.c (validate_replace_rtx_1): New parameter simplify.
738 Default it to true. Update all uses. Factor out simplifying
740 (simplify_while_replacing): ... this new function.
741 (validate_replace_rtx_part,
742 validate_replace_rtx_part_nosimplify): New.
743 * recog.h (validate_replace_rtx_part,
744 validate_replace_rtx_part_nosimplify): Declare.
745 * rtl.c (rtx_equal_p_cb): New.
746 (rtx_equal_p): Use it.
747 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
748 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
749 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
750 * vecprim.h: Add a vector type for unsigned int.
751 * haifa-sched.c: Include vecprim.h and cfgloop.h.
752 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
753 ready_try, cycle_issued_insns, spec_info): Make global.
754 (readyp): Initialize.
755 (dfa_lookahead): New global variable.
756 (old_max_uid, old_last_basic_block): Remove.
757 (h_i_d): Make it a vector.
758 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
760 (after_recovery, adding_bb_to_current_region_p):
761 New variables to handle correct insertion of the recovery code.
762 (struct ready_list): Move declaration to sched-int.h.
763 (rgn_n_insns): Removed.
764 (rtx_vec_t): Move to sched-int.h.
765 (find_insn_reg_weight): Remove.
766 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
767 (haifa_init_h_i_d, haifa_finish_h_i_d):
768 New functions to initialize / finalize haifa instruction data.
769 (extend_h_i_d, init_h_i_d): Rewrite.
770 (unlink_other_notes): Move logic to add_to_note_list. Handle
772 (ready_lastpos, ready_element, ready_sort, reemit_notes,
773 find_fallthru_edge): Make global, remove static prototypes.
774 (max_issue): Make global. Add privileged_n and state parameters. Use
776 (extend_global, extend_all): Removed.
777 (init_before_recovery): Add new param. Fix the handling of the case
778 when we insert a recovery code before the EXIT which has a predecessor
779 with a fallthrough edge to it.
780 (create_recovery_block): Make global. Rename to
781 sched_create_recovery_block. Update.
782 (change_pattern): Rename to sched_change_pattern. Make global.
783 (speculate_insn): Rename to sched_speculate_insn. Make global.
784 Split haifa-specific functionality into ...
785 (haifa_change_pattern): New static function.
786 (sched_extend_bb): New static function.
787 (sched_init_bbs): New function.
788 (current_sched_info): Change type to struct haifa_sched_info.
789 (insn_cost): Adjust for selective scheduling.
790 (dep_cost_1): New function. Move logic from ...
791 (dep_cost): ... here.
792 (dep_cost): Use dep_cost_1.
793 (contributes_to_priority_p): Use sched_deps_info instead of
795 (priority): Adjust to work with selective scheduling. Process the
796 corner case when all dependencies don't contribute to priority.
797 (rank_for_schedule): Use ds_weak instead of dep_weak.
798 (advance_state): New function. Move logic from ...
799 (advance_one_cycle): ... here.
800 (add_to_note_list, concat_note_lists): New functions.
801 (rm_other_notes): Make static. Adjust for selective scheduling.
802 (remove_notes, restore_other_notes): New functions.
803 (move_insn): Add two arguments. Update assert. Don't call
805 (choose_ready): Remove lookahead variable, use dfa_lookahead.
806 Remove more_issue, max_points. Move the code to initialize
807 max_lookahead_tries to max_issue.
808 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
809 ready. Adjust use of move_insn. Call restore_other_notes.
811 (sched_init, sched_finish): Move Haifa-specific initialization/
813 (haifa_sched_init, haifa_sched_finish): ... respectively.
815 (setup_sched_dump): New function.
816 (haifa_init_only_bb): New static function.
817 (haifa_speculate_insn): New static function.
818 (try_ready): Use haifa_* instead of speculate_insn and
820 (extend_ready, extend_all): Remove.
821 (sched_extend_ready_list, sched_finish_ready_list): New functions.
822 (create_check_block_twin, add_to_speculative_block): Use
823 haifa_insns_init instead of extend_global. Update to use new
824 initialization functions. Change parameter. Factor out code from
825 create_check_block_twin to ...
826 (sched_create_recovery_edges) ... this new function.
828 (sched_scan_info): New.
829 (extend_bb): Use sched_scan_info.
830 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
831 static functions for walking through scheduling region.
832 (sched_luids): New vector variable to replace uid_to_luid.
833 (luids_extend_insn): New function.
834 (sched_max_luid): New variable.
835 (luids_init_insn): New function.
836 (sched_init_luids, sched_finish_luids): New functions.
837 (insn_luid): New debug function.
838 (sched_extend_target): New function.
839 (haifa_init_insn): New static function.
840 (sched_init_only_bb): New hook.
841 (sched_split_block): New hook.
842 (sched_split_block_1): New function.
843 (sched_create_empty_bb): New hook.
844 (sched_create_empty_bb_1): New function.
845 (common_sched_info, ready): New global variables.
846 (current_sched_info_var): Remove.
847 (move_block_after_check): Use common_sched_info.
848 (haifa_luid_for_non_insn): New static function.
849 (init_before_recovery): Use haifa_init_only_bb instead of
851 (increase_insn_priority): New.
852 * modulo-sched.c: (issue_rate): Remove static declaration.
853 (sms_sched_info): Change type to haifa_sched_info.
854 (sms_sched_deps_info, sms_common_sched_info): New variables.
855 (setup_sched_infos): New.
856 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
857 Do not call regstat_free_calls_crossed.
858 (sms_print_insn): Use const_rtx.
859 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
860 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
861 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
862 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
863 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
864 current_sched_info to use it.
865 (enum reg_pending_barrier_mode): Move to sched-int.h.
866 (h_d_i_d): New variable. Initialize to NULL.
867 ({true, output, anti, spec, forward}_dependency_cache): Initialize
869 (estimate_dep_weak): Remove static declaration.
870 (sched_has_condition_p): New function. Adjust users of
871 sched_get_condition to use it instead.
872 (conditions_mutex_p): Add arguments indicating which conditions are
874 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
875 argument to indicate whether returned condition is reversed. Do not
876 generate new rtx when condition should be reversed; indicate it by
877 setting new argument instead.
878 (add_dependence_list_and_free): Add deps parameter.
879 Update all users. Do not free dependence list when
880 deps context is readonly.
881 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
883 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
884 (remove_from_deps): New. Use the above functions.
885 (cur_insn, can_start_lhs_rhs_p): New static variables.
886 (add_or_update_back_dep_1): Initialize present_dep_type.
887 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
888 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
889 haifa_note_dep): New functions implementing dependence hooks for
891 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
892 note_dep): New functions.
893 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
895 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
896 (free_deps): Initialize deps->reg_last.
897 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
898 sched_analyze_insn): Update to use dependency hooks infrastructure
899 and readonly contexts.
900 (deps_analyze_insn): New function. Move part of logic from ...
901 (sched_analyze): ... here. Also move some logic to ...
902 (deps_start_bb): ... here. New function.
903 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
905 (sched_deps_init): New function. Move code from ...
906 (init_dependency_caches): ... here. Remove.
907 (init_deps_data_vector): New.
908 (sched_deps_finish): New function. Move code from ...
909 (free_dependency_caches): ... here. Remove.
910 (init_deps_global, finish_deps_global): Adjust for use with
911 selective scheduling.
912 (get_dep_weak): Move logic to ...
913 (get_dep_weak_1): New function.
914 (ds_merge): Move logic to ...
915 (ds_merge_1): New static function.
916 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
917 (ds_get_max_dep_weak): New function.
918 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
919 (n_insns): Rename to rgn_n_insns.
920 (debug_ebb_dependencies): New function.
921 (init_ready_list): Use it.
922 (begin_schedule_ready): Use sched_init_only_bb.
923 (ebb_print_insn): Indicate when an insn starts a new cycle.
924 (contributes_to_priority, compute_jump_reg_dependencies,
925 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
926 (add_block1): Remove to ebb_add_block.
927 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
928 (schedule_ebb): Initialize them. Use remove_notes instead of
929 rm_other_notes. Use haifa_local_init/finish.
930 (schedule_ebbs): Use haifa_sched_init/finish.
931 * sched-int.h: Include vecprim.h, remove rtl.h.
932 (struct ready_list): Delete declaration.
933 (sched_verbose_param, enum sched_pass_id_t,
934 bb_vec_t, insn_vec_t, rtx_vec_t): New.
935 (struct sched_scan_info_def): New structure.
936 (sched_scan_info, sched_scan, sched_init_bbs,
937 sched_init_luids, sched_finish_luids, sched_extend_target,
938 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
939 (struct common_sched_info_def): New.
940 (common_sched_info, haifa_common_sched_info,
941 sched_emulate_haifa_p): Declare.
943 (sched_luids): Declare.
944 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
945 (sched_max_luid, insn_luid): Declare.
946 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
947 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
948 print_insn, print_pattern, print_value, haifa_classify_insn,
949 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
950 setup_sched_dump, sched_init, sched_finish,
951 sel_insn_is_speculation_check): Export.
952 (struct ready_list): Move from haifa-sched.c.
953 (ready_try, ready, max_issue): Export.
954 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
955 sched_init_only_bb, sched_split_block, sched_split_block_1,
956 sched_create_empty_bb, sched_create_empty_bb_1,
957 sched_create_recovery_block, sched_create_recovery_edges): Export.
958 (enum reg_pending_barrier_mode): Export.
959 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
961 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
962 print_insn field. Move add_block and fix_recovery_cfg to
963 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
964 (struct sched_deps_info_def): ... this new structure.
965 (sched_deps_info): Declare.
966 (struct spec_info_def): Remove weakness_cutoff, add
967 data_weakness_cutoff and control_weakness_cutoff.
968 (spec_info): Declare.
969 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
971 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
972 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
973 (current_sched_info): Change type to struct haifa_sched_info.
974 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
975 (h_d_i_d): New variable.
976 (HDID): New accessor macro.
977 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
978 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
980 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
981 (enum SCHED_FLAGS): Update for selective scheduler.
982 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
983 (init_dependency_caches, free_dependency_caches): Delete declarations.
984 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
985 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
986 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
987 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
988 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
990 (rm_other_notes): Delete declaration.
991 (schedule_block): Remove one argument.
992 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
993 ready_element, ready_lastpos, sched_extend_ready_list,
994 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
995 concat_note_lists): Export.
996 (struct region): Move from sched-rgn.h.
997 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
998 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
999 BLOCK_TO_BB, CONTAINING_RGN): Export.
1000 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
1001 (current_nr_blocks, current_blocks, target_bb): Likewise.
1002 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
1003 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
1004 sched_rgn_local_init, extend_regions,
1005 rgn_make_new_region_out_of_new_block, compute_priorities,
1006 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
1007 extend_rgns, deps_join rgn_setup_common_sched_info,
1008 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
1009 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
1010 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
1011 increase_insn_priority): Likewise.
1012 * sched-rgn.c: Include sel-sched.h.
1013 (ref_counts): New static variable. Use it ...
1014 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
1015 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
1016 (sched_is_disabled_for_current_region_p): Delete static declaration.
1017 (struct region): Move to sched-int.h.
1018 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1019 ebb_head): Define and initialize.
1020 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1021 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
1022 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
1024 (find_single_block_region): Add new argument to indicate that EBB
1025 regions should be constructed.
1026 (debug_live): Delete declaration.
1027 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
1028 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
1030 (init_regions): Delete declaration.
1031 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
1032 rgn_estimate_number_of_insns): New.
1033 (too_large): Use estimate_number_of_insns.
1034 (haifa_find_rgns): New. Move the code from ...
1035 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
1036 (free_trg_info): New.
1037 (compute_trg_info): Allocate candidate tables here instead of ...
1038 (init_ready_list): ... here.
1039 (rgn_print_insn): Use const_rtx.
1040 (contributes_to_priority, extend_regions): Delete static declaration.
1041 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
1042 (add_block1): Rename to rgn_add_block.
1043 (debug_rgn_dependencies): Delete static qualifier.
1044 (new_ready): Use sched_deps_info. Simplify.
1045 (rgn_common_sched_info, rgn_const_sched_deps_info,
1046 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
1047 (region_sched_info): Rename to rgn_const_sched_info.
1048 (deps_join): New, extracted from ...
1049 (propagate_deps): ... here.
1050 (compute_block_dependences, debug_dependencies): Update for selective
1052 (free_rgn_deps, compute_priorities): New functions.
1053 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
1054 sched_rgn_compute_dependencies): New functions.
1055 (schedule_region): Use them.
1056 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
1057 rgn_setup_common_sched_info, rgn_setup_sched_infos):
1059 (schedule_insns): Call new functions that were split out.
1060 (rgn_make_new_region_out_of_new_block): New.
1061 (get_rgn_sched_max_insns_priority): New.
1062 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
1063 scheduling when appropriate.
1064 * sched-vis.c: Include insn-attr.h.
1065 (print_value, print_pattern): Make global.
1066 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
1067 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
1068 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1069 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1070 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
1071 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
1072 hooks. Initialize them to 0.
1073 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1074 * target.h (struct gcc_target): Add them. Rename gen_check field to
1076 * flags.h (sel_sched_switch_set): Declare.
1077 * opts.c (sel_sched_switch_set): New variable.
1078 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
1079 pipelining is disabled from command line.
1080 (common_handle_option): Record whether selective scheduling is
1081 requested from command line.
1082 * doc/invoke.texi: Document new flags and parameters.
1083 * doc/tm.texi: Document new target hooks.
1084 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
1085 (dfa_state_size): Do not declare locally.
1086 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
1087 * config/rs6000/rs6000.c (rs6000_init_sched_context,
1088 rs6000_alloc_sched_context, rs6000_set_sched_context,
1089 rs6000_free_sched_context): New functions.
1090 (struct _rs6000_sched_context): New.
1091 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
1093 (rs6000_sched_finish): Do not run for selective scheduling.
1095 2008-08-31 Jan Hubicka <jh@suse.cz>
1097 * frv.c (frv_rtx_costs): Update forward declaration.
1098 * spu.c (spu_rtx_costs): Likewise.
1099 * pdp11.c: Include df.h
1100 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
1101 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
1102 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
1103 * iq2000.c (iq2000_address_cost): Add speed argument.
1104 (iq2000_rtx_costs): Likewise.
1105 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
1106 update call of mn10300_address_cost.
1107 * mcore.c: Include df.h
1108 (mcore_rtx_costs): Update prototype.
1109 * score3.c: Include df.h
1110 (score3_rtx_costs): Remove speed argument.
1111 * score7.c: Include df.h
1112 (score7_address_cost): Remove speed argument.
1113 * score-protos.h (score_address_cost): Update prototype.
1114 * score.c: Include df.h
1115 (score_rtx_costs): Update call of costs functions.
1116 * v850.c (v850_rtx_costs): Add bool argument.
1118 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
1120 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
1122 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1124 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
1125 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
1127 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1129 * mkmap-flat.awk: Add option pe_dll.
1130 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
1131 * config/i386/t-cygwin (SHLIB_LC): Add.
1132 * config/i386/t-mingw32 (SHLIB_LC): Add.
1133 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
1134 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
1135 (LINK_SPEC): Support libgcc_s.
1136 (LIBGCC_SPEC): Support libgcc_s.
1137 (LIBGCC_SONAME): New.
1139 2008-08-31 Jan Hubicka <jh@suse.cz>
1141 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
1142 mistakely had old version of patch.
1144 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
1145 (ipcp_estimate_growth): New.
1146 (ipcp_insert_stage): Use ipcp_estimate_growth.
1147 * profile.c (branch_prob): When reading failed, do not consider
1150 2008-08-31 Jan Hubicka <jh@suse.cz>
1152 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
1153 loop is optimized for speed.
1155 2008-08-31 Richard Guenther <rguenther@suse.de>
1158 * fold-const.c (fold_binary): Retain conversions in folding
1161 2008-08-31 Jan Hubicka <jh@suse.cz>
1163 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
1164 * predict.c (maybe_hot_frequency_p): Make inline.
1165 (maybe_hot_count_p): Break out from ...
1166 (maybe_hot_bb_p): ... this one.
1167 (maybe_hot_edge_p): Simplify.
1168 * basic-block.h (probably_cold_bb_p): Remove.
1170 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1173 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
1175 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
1176 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
1177 Also split V4SFmode.
1178 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
1181 2008-08-31 Jan Hubicka <jh@suse.cz>
1183 * predict.c (PROB_VERY_LIKELY): Make small enough so things
1185 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
1187 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1190 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
1193 * dwarf2out.c (native_encode_initializer): Subtract min_index for
1194 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1196 2008-08-31 Jan Hubicka <jh@suse.cz>
1198 * sparc.h (BRANCH_COST): Fix macro definition.
1199 * avr.c (avr_operand_rtx_cost): Add speed argument.
1200 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
1202 2008-08-31 Richard Guenther <rguenther@suse.de>
1204 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
1205 types instead of operands. Re-instantiate verifying of
1206 binary expression operands.
1208 2008-08-30 Jan Hubicka <jh@suse.cz>
1210 * fwprop.c (should_replace_address): Add speed attribute.
1211 (PR_OPTIMIZE_FOR_SPEED): New flag.
1212 (propagate_rtx_1): Use it.
1213 (propagate_rtx): Set it.
1214 (try_fwprop_subst): Update call of rtx_costs.
1215 (forward_propagate_and_simplify): LIkewise.
1216 * hooks.c (hook_int_rtx_bool_0): New
1217 (hook_bool_rtx_int_int_intp_false): Replace by ...
1218 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1219 * hooks.h (hook_int_rtx_bool_0): New
1220 (hook_bool_rtx_int_int_intp_false): Replace by ...
1221 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1222 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
1223 (prepare_cmp_insn): UPdate call of rtx_cost.
1224 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
1225 (reload_cse_simplify_operands): Update call of rtx_cost.
1226 (reload_cse_move2add): call of rtx_cost.
1227 * target.h (struct gcc_target): Update rtx_costs and address_costs.
1228 * rtlanal.c (rtx_cost): Add speed argument.
1229 (address_cost): Add speed argument
1230 (default_address_cost): Likewise.
1231 (insn_rtx_cost): Likewise.
1232 * cfgloopanal.c (seq_cost): Add speed argument.
1233 (target_reg_cost, target_spill_cost): Turn to array.
1234 (init_set_costs): Update for speed.
1235 (estimate_reg_pressure_cost): Add speed argument.
1236 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
1237 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
1238 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
1239 (seq_cost): Add speed argument.
1240 (computation_cost): Add speed arugment.
1241 (add_cost, multiply_by_const, get_address_cost): add speed argument.
1242 (force_expr_to_var_cost): Update for profile info.
1243 (force_var_cost): Likewise.
1244 (split_address_cost): Likewise.
1245 (ptr_difference_cost): Likewise.
1246 (difference_cost): Likewise.
1247 (get_computation_cost_at): Likewise.
1248 (determine_iv_cost): Likewise.
1249 (ivopts_global_cost_for_size): Likewise.
1250 (rewrite_use_address): Likewise.
1251 (tree_ssa_iv_optimize_loop): Initialize speed field.
1252 * cse.c (optimize_this_for_speed_p): New static var.
1253 (notreg_cost): Update call of rtx_cost.
1254 (cse_extended_basic_block): set optimize_this_for_speed_p.
1255 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
1256 (noce_try_cmove_arith): Likewise.
1257 (noce_try_sign_mask): LIkewise.
1258 * expr.c (compress_float_constant): Update rtx_cost calls.
1259 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
1260 (addr_to_parts): Likewise.
1261 (create_mem_ref): Likewise.
1262 * dse.c (find_shift_sequence): Add speed argument.
1263 (replace_read): Update call.
1264 * calls.c (precompute_register_parameters): Update call of rtx_cost.
1265 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
1266 * neg_cost, shift_cost, shiftadd_cost,
1267 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
1268 mul_highpart_cost): Increase dimension.
1269 (init_expmed): Initialize for both size and speed.
1270 (expand_shift): Use profile.
1271 (synth_mult): Use profile.
1272 (choose_mult_variant): Use profile.
1273 (expand_mult): Use profile.
1274 (expand_mult_highpart_optab): Use profile.
1275 (expand_mult_highpart): Use profile.
1276 (expand_smod_pow2): Use profile.
1277 (expand_divmod): Use profile.
1278 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
1279 * loop-invariant.c (create_new_invariant): Use profile.
1280 (gain_for_invariant): Add speed parameter.
1281 (best_gain_for_invariant): Likewise.
1282 (find_invariants_to_move): Likewise.
1283 (move_single_loop_invariants): Set it.
1284 * target-def.h (TARGET_RTX_COSTS): Use hook.
1285 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
1286 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1287 * output.h (default_address_cost): Update prototype.
1288 * combine.c (optimize_this_for_speed_p): New static var.
1289 (combine_validate_cost): Update call of rtx_cost.
1290 (combine_instructions): Set optimize_this_for_speed_p.
1291 (expand_compound_operation): Update call of rtx_cost.
1292 (make_extraction):Update call of rtx_cost.
1293 (force_to_mode):Update call of rtx_cost.
1294 (distribute_and_simplify_rtx):Update call of rtx_cost.
1295 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
1296 (estimate_reg_pressure_cost): Update prototype.
1297 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
1298 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
1300 * config/alpha/alpha.c (alpha_rtx_costs): Update.
1301 (alpha_rtx_costs): Update.
1302 * config/frv/frv.c (frv_rtx_costs): Update.
1303 * config/s390/s390.c (s390_rtx_costs): Update.
1304 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
1305 (m32c_rtx_costs): Update.
1306 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
1307 (spu_rtx_costs): Update.
1308 * config/sparc/sparc.c (sparc_rtx_costs): Update.
1309 * config/m32r/m32r.c (m32r_rtx_costs): Update.
1310 * config/i386/i386.c (:ix86_address_cost): Update.
1311 (ix86_rtx_costs): Update.
1312 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
1313 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
1314 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
1315 * config/crx/crx.c (crx_address_cost): Update.
1316 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
1317 * config/stormy16/stormy16.c
1318 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
1319 * config/m68hc11/m68hc11.c
1320 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
1321 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
1322 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
1323 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
1324 * config/ia64/ia64.c (ia64_rtx_costs): Update.
1325 * config/m68k/m68k.c (m68k_rtx_costs): Update.
1326 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
1327 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
1328 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
1329 (mcore_rtx_costs): update.
1330 * config/score/score3.c (score3_rtx_costs): Update.
1331 * config/score/score7.c (score7_rtx_costs): Update.
1332 * config/score/score3.h (score3_rtx_costs):Update.
1333 * config/score/score7.h (score7_rtx_costs): Update.
1334 * config/score/score.c (score_rtx_costs): Update.
1335 * config/arm/arm.c (arm_address_cost): Update.
1336 (arm_rtx_costs_1): Update.
1337 (arm_rtx_costs_1): Update.
1338 (arm_size_rtx_costs): Update.
1339 (arm_size_rtx_costs): Update.
1340 (arm_size_rtx_costs): Update.
1341 (arm_xscale_rtx_costs): Update.
1342 (arm_thumb_address_cost): Update.
1343 * config/pa/pa.c (hppa_address_cost): Update.
1344 * config/mips/mips.c (mips_rtx_costs): Update.
1345 * config/vax/vax.c (vax_address_cost): Update.
1346 * config/h8300/h8300.c (h8300_shift_costs): Update.
1347 (h8300_rtx_costs): Update.
1348 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
1349 (v850_rtx_costs): Update.
1350 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
1351 * config/bfin/bfin.c
1352 (bfin_address_cost): Update.
1353 (bfin_rtx_costs): Update.
1354 * stmt.c (lshift_cheap_p): Update.
1356 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1359 * expmed.c (extract_bit_field_1): Check the mode size to make
1360 sure the vector modes have the same size.
1362 2008-08-29 Michael Meissner <gnu@the-meissners.org>
1364 * dojump.c (top level): Include basic-block.h to declare
1365 optimize_insn_for_speed_p
1367 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
1369 * opts.h (CL_SAVE): New option class for marking options that are
1370 target specific options usable in the target attribute.
1371 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
1373 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
1374 can easily find the target specific options that are safe to use
1375 in the attribute or pragma.
1377 * attribs.c (decl_attributes): Change #pragma GCC option to
1378 #pragma GCC target, and attribute((option(...))) to
1379 attribute((target(...))).
1381 * doc/extend.texi (target attribute): Change from option
1382 attribute. Delete push/pop/reset.
1383 (#pragma GCC target): Change from #pragma GCC option. Delete
1385 (#pragma GCC push_options): Document new pragma.
1386 (#pragma GCC pop_options): Document new pragma.
1387 (#pragma GCC reset_options): Document new pragma.
1389 * targhooks.c (default_target_option_valid_attribute_p): Add
1390 warning about port not supporting target attributes.
1391 (default_target_option_pragma_parse): New function, warn about
1392 #pragma GCC target not being supported.
1394 * targhooks.h (default_target_option_pragma_parse): Add
1397 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
1398 TI_CURRENT_OPTION_PRAGMA.
1399 (current_target_pragma): Rename from current_option_pragma.
1401 * target.h: (struct target_option): Delete booleans for changing
1402 the optimization level on hot/cold functions. Change signature of
1403 pragma_parse hook to take a second tree.
1405 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
1407 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
1408 that the declaration is done at global scope.
1410 * langhooks.c (add_builtin_function_common): Move most of the code
1411 from add_builtin_function here, calling the hook passed in.
1412 (add_builtin_function): Call add_builtin_function_common with
1413 standard builtin hook.
1414 (add_builtin_function_ext_scope): New function to add builtins to
1417 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
1419 (add_builtin_function_ext_scope): Add declaration.
1421 * c-pragma.c (handle_pragma_target): Rename from
1422 handle_pragma_option, #pragma GCC option is now #pragma GCC
1423 target. Move warning about port not supporting target options to
1424 default pragma parse hook. Remove push/pop/reset from this
1426 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
1427 (option_stack): Delete static variable.
1428 (optimize_stack): Ditto.
1429 (optons_stack): New stack of saved target and optimization
1431 (handle_pragma_push_options): New function to handle pushing both
1432 target and optimization options.
1433 (handle_pragma_pop_options): New function to handle popping both
1434 target and optimization options.
1435 (handle_pragma_reset_options): New function to handle resetting
1436 both target and optimization options to their initial state.
1437 (init_pragma): Rename handle_pragma_option to
1438 handle_pragma_target. Add support for push_options, pop_options,
1439 and reset_options pragmas.
1441 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
1442 default_target_option_pragma_parse.
1443 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
1444 default_target_option_valid_attribute_p.
1445 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1446 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1447 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
1448 optimization level on hot/cold functions.
1450 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
1451 if the caller and callee have different optimization levels.
1453 * c-common.c (handle_target_attribute): Rename from
1454 handle_option_attribute, attribute((option(...))) is now
1455 attribute((target(...))). Move warning if the port does not
1456 support target attributes to the default hook.
1457 (handle_hot_attribute): Delete code to change the optimization
1458 level of hot functions.
1459 (handle_cold_attribute): Ditto.
1461 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
1462 argument that is the binary tree options to use if there are no
1463 arguments. Call ix86_valid_target_attribute_tree instead of
1464 ix86_valid_option_attribute_tree.
1465 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
1466 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
1467 ix86_pragma_option_parse.
1469 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
1470 Rename from ix86_valid_option_attribute_tree.
1472 * config/i386/i386.c (ix86_add_new_builtins): New function to add
1473 new builtins when the ISA changes.
1474 (ix86_valid_target_attribute_tree): Rename from
1475 ix86_valid_option_attribute_tree. Change callers. If the
1476 function specified optimization options, use those as the starting
1477 point before setting up the target attributes. If the
1478 optimization options were changed in the course of setting the
1479 target attributes, record the new optimization options.
1480 (ix86_valid_target_attribute_tree_inner_p): Rename from
1481 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
1482 ix86_add_new_builtins if the ISA changed.
1483 (ix86_valid_target_attribute_p): Rename from
1484 ix86_valid_option_attribute_p. Change callers.
1485 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
1486 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
1487 as delayed builtin functions.
1488 (struct builtin_isa): New structure to record builtin functions
1489 that should be delayed until the ISA for that function is used.
1490 (ix86_builtins_isa): Change from int to struct to track builtin
1491 functions we want to declare at some point.
1492 (def_builtin): If the front end can delay defining the builtin
1493 functions, don't create builtins for ISAs not part of the default
1495 (def_builtin_const): Ditto.
1496 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
1497 __builtin_ia32_pcmov_v2di to be different builtin functions.
1498 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
1499 a structure instead of an int.
1500 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
1501 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
1502 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1503 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1505 * config/ia64/ia64.h
1506 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1507 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1509 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
1510 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
1511 (LANG_HOOKS_INITIALIZER): Add
1512 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
1514 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
1517 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
1518 the reload address with the index register for SFmode
1519 access with a displacement.
1521 2008-08-30 Jan Hubicka <jh@suse.cz>
1523 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
1524 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
1525 * dojump.c (do_jump): Likewise.
1526 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
1527 (note-if_info): Add BRANCH_COST.
1528 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
1529 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
1530 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
1532 * expr.h (BRANCH_COST): Update default.
1533 * predict.c (predictable_edge_p): New function.
1534 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
1535 Update BRANCH_COST call.
1536 * basic-block.h (predictable_edge_p): Declare.
1537 * config/alpha/alpha.h (BRANCH_COST): Update.
1538 * config/frv/frv.h (BRANCH_COST): Update.
1539 * config/s390/s390.h (BRANCH_COST): Update.
1540 * config/spu/spu.h (BRANCH_COST): Update.
1541 * config/sparc/sparc.h (BRANCH_COST): Update.
1542 * config/m32r/m32r.h (BRANCH_COST): Update.
1543 * config/i386/i386.h (BRANCH_COST): Update.
1544 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
1545 * config/sh/sh.h (BRANCH_COST): Update.
1546 * config/pdp11/pdp11.h (BRANCH_COST): Update.
1547 * config/avr/avr.h (BRANCH_COST): Update.
1548 * config/crx/crx.h (BRANCH_COST): Update.
1549 * config/xtensa/xtensa.h (BRANCH_COST): Update.
1550 * config/stormy16/stormy16.h (BRANCH_COST): Update.
1551 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
1552 * config/iq2000/iq2000.h (BRANCH_COST): Update.
1553 * config/ia64/ia64.h (BRANCH_COST): Update.
1554 * config/rs6000/rs6000.h (BRANCH_COST): Update.
1555 * config/arc/arc.h (BRANCH_COST): Update.
1556 * config/score/score.h (BRANCH_COST): Update.
1557 * config/arm/arm.h (BRANCH_COST): Update.
1558 * config/pa/pa.h (BRANCH_COST): Update.
1559 * config/mips/mips.h (BRANCH_COST): Update.
1560 * config/vax/vax.h (BRANCH_COST): Update.
1561 * config/h8300/h8300.h (BRANCH_COST): Update.
1562 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
1563 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
1564 * doc/tm.texi (BRANCH_COST): Update.
1566 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
1569 * config/arm/arm.c (arm_optimization_options): Set
1570 flag_section_anchors to 2 instead of 1 to distinguish it from
1571 -fsection-anchors given explicitely on the command line.
1573 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
1575 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
1576 final insn of a split.
1578 2008-08-30 Jan Hubicka <jh@suse.cz>
1580 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
1581 optimized for speed.
1582 * final.c (compute_alignments): Use optimize_bb_for_size_p.
1583 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
1584 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
1585 flag_gcse_after_reload_set): New static vars.
1586 (common_handle_option): Enable those flags for profile-use.
1587 (decode_options): Remove optimize_size flags that are handled
1588 on higher granuality.
1589 * tree-vectorizer.c (vectorize_loops): Use
1590 optimize_loop_nest_for_speed_p.
1591 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
1592 * tree-predcom.c (tree_predictive_commoning): Use
1593 optimize_loop_for_speed_p.
1594 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
1595 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
1596 * predict.c (optimize_loop_for_speed_p): Fix walk.
1598 2008-08-30 Jan Hubicka <jh@suse.cz>
1600 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
1602 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
1603 profile presence locally.
1605 2008-08-29 Joseph Myers <joseph@codesourcery.com>
1608 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
1609 versions before 4.0.
1611 2008-08-29 Jan Hubicka <jh@suse.cz>
1613 * tree-inline.c (insert_init_stmt): Insert sequence even when
1616 2008-08-29 Jeff Law <law@redhat.com>
1618 * mn10300.c (mn10300_secondary_reload_class): We need secondary
1619 reloads for AM33-2 if IN is a pseudo with an equivalent memory
1620 location and class is an FP register.
1622 2008-08-29 Jan Hubicka <jh@suse.cz>
1624 * see.c (see_merge_one_def_extension): Silence used uninitialized
1626 * matrix-reorg.c (check_allocation_function): Likewise.
1627 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
1629 2008-08-29 Jakub Jelinek <jakub@redhat.com>
1632 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
1633 compute new & and | in type rather than TREE_TYPE (arg0).
1635 * dwarf2out.c (fortran_common): Update comment.
1636 (gen_variable_die): Swap com_die and var_die variables in Fortran
1637 COMMON block handling code.
1639 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
1641 * dwarf2out.c (gen_const_die): New function.
1642 (size_of_die, value_format, output_die): Output larger
1643 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
1644 (native_encode_initializer): New function.
1645 (tree_add_const_value_attribute): Call it.
1646 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
1648 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
1649 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
1650 TREE_THIS_VOLATILE to add_type_attribute.
1652 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
1654 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
1657 * dwarf2out.c (loc_by_reference): New function.
1658 (add_location_or_const_value_attribute): Use it.
1661 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
1662 as DW_TAG_variable children of DW_TAG_common_block rather than
1663 DW_TAG_member children. Put DW_AT_external to individual
1664 DW_TAG_variable DIEs, not to DW_TAG_common_block.
1666 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
1667 loc_descriptor_from_tree_1.
1671 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
1672 arguments to imported_module_or_decl.
1673 (debug_nothing_tree_tree): Removed.
1674 (debug_nothing_tree_tree_tree_bool): New prototype.
1675 * debug.c (do_nothing_debug_hooks): Adjust.
1676 (debug_nothing_tree_tree): Removed.
1677 (debug_nothing_tree_tree_tree_bool): New function.
1678 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
1679 (gen_variable_die): Put all common vars for the
1680 same COMMON block under one DW_TAG_common_block.
1681 (declare_in_namespace): Return new context_die, for Fortran
1682 return the module DIE instead of adding extra declarations into
1684 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
1685 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
1686 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
1688 (dwarf2out_global_decl): Don't skip Fortran global vars.
1689 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
1690 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
1691 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
1692 DW_TAG_imported_declaration as child of previous
1693 DW_TAG_imported_module.
1694 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
1695 * sdbout.c (sdb_debug_hooks): Likewise.
1696 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1698 2008-08-29 Jan Hubicka <jh@suse.cz>
1700 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
1702 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
1703 * ipa-cp.c (n_cloning_candidates): New static variable.
1704 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
1705 (ipcp_print_all_lattices): Improve debug output.
1706 (ipcp_cloning_candidate_p): New function.
1707 (ipcp_initialize_node_lattices): Use it.
1708 (ipcp_init_stage): Do only analyzis here; prettier debug output.
1709 (ipcp_propagate_stage): Prettier debug output.
1710 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
1711 (ipcp_print_all_structures): Remove.
1712 (ipcp_need_redirect_p): Test !n_cloning_candidates.
1713 (ipcp_insert_stage): Prettier debug output; call
1714 cgraph_remove_unreachable_nodes before propagating.
1715 (pass_ipa_cp): Schedule function removal pass.
1716 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
1718 (cgraph_maybe_hot_edge_p): Move to ...
1719 * predict.c (cgraph_maybe_hot_edge_p) ... here.
1720 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
1721 (common_handle_option): Set them; enable ipa-cp when profiling.
1722 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
1723 (ipa_print_all_jump_functions): Likewise.
1724 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
1725 (ipa_print_node_params, ipa_print_all_params): New.
1726 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
1727 ipa_print_all_param_flags): Remove.
1728 (ipa_print_node_params, ipa_print_all_params): New.
1730 2008-08-29 Bob Wilson <bob.wilson@acm.org>
1732 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
1733 change from 2008-04-03.
1734 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
1736 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1740 * ira-color.c (push_allocnos_to_stack): Truncate
1741 removed_splay_allocno_vec.
1743 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1746 * ira-color (ira_fast_allocation): Don't assign hard registers to
1749 2008-08-29 Jan Hubicka <jh@suse.cz>
1752 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
1753 for cold internal loops.
1755 2008-08-29 Richard Guenther <rguenther@suse.de>
1757 * tree-ssa-structalias.c (create_variable_info_for): Do not
1758 create fields for heap vars or vars with a noalias state.
1759 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
1762 2008-08-29 Richard Guenther <rguenther@suse.de>
1764 * common.opt (ftree-store-ccp): Mark as preserved for
1765 backward compatibility.
1766 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
1767 * tree-pass.h (pass_store_ccp): Remove.
1768 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
1769 (first_vdef): Remove declaration.
1770 (get_value_loaded_by): Likewise.
1771 * tree-ssa-ccp.c (do_store_ccp): Remove.
1772 (get_default_value): Simplify as do_store_ccp is always false
1773 now. Do not initialize mem_ref.
1774 (set_value_varying): Likewise.
1775 (canonicalize_float_value): Likewise.
1776 (set_lattice_value): Likewise.
1777 (likely_value): Likewise.
1778 (surely_varying_stmt_p): Likewise.
1779 (ccp_initialize): Likewise.
1780 (ccp_lattice_meet): Likewise.
1781 (ccp_visit_phi_node): Likewise.
1782 (ccp_fold): Likewise.
1783 (evaluate_stmt): Likewise.
1784 (visit_assignment): Likewise.
1785 (ccp_visit_stmt): Likewise.
1786 (execute_ssa_ccp): Fold into ...
1787 (do_ssa_ccp): ... this.
1788 (do_ssa_store_ccp): Remove.
1789 (gate_store_ccp): Likewise.
1790 (pass_store_ccp): Likewise.
1791 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
1793 * tree-ssa-propagate.c (first_vdef): Remove.
1794 (get_value_loaded_by): Likewise.
1795 (replace_vuses_in): Likewise.
1796 (substitute_and_fold): Do not call replace_vuses_in.
1797 * opts.c (decode_options): Do not set flag_tree_store_ccp.
1799 2008-08-29 Richard Guenther <rguenther@suse.de>
1802 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
1803 PARAM_NOALIAS tags with is_heapvar.
1804 * tree-ssa-operands.c (access_can_touch_variable): Offset
1805 based tests do not apply for heapvars. Fix offset test.
1807 2008-08-29 Jan Hubicka <jh@suse.cz>
1809 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
1810 (-fipa-cp-clone): Enabled by default at -O3.
1811 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
1812 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
1814 2008-08-29 Jan Hubicka <jh@suse.cz>
1816 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
1818 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
1820 * gimple.c (giple_copy_call_skip_args): New function.
1821 (giple_copy_call_skip_args): Declare.
1823 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
1824 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
1825 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
1826 (ipcp_create_replace_map): Improve debug output.
1827 (ipcp_need_redirect_p): Return false when not clonning.
1828 (ipcp_update_callgraph): Skip args.
1829 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
1831 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
1832 (save_inline_function_body): Update call of tree_function_versioning.
1833 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
1834 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
1835 (tree_function_versioning): Likewise.
1836 * tree-inline.h (tree_function_versioning): Update prototype.
1838 2008-08-29 Jan Hubicka <jh@suse.cz>
1840 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
1841 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
1842 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
1843 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
1844 * value-prof.c (gimple_divmod_fixed_value_transform,
1845 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
1846 gimple_stringops_transform): Use optimize_bb_for_size_p.
1847 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
1848 * final.c (compute_alignments): Use optimize_function_for_size_p.
1849 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
1850 (fold_builtin_strcpy, fold_builtin_fputs): Use
1851 optimize_function_for_size_p.
1852 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
1853 * recog.c (relax_delay_slots): Likewise.
1854 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
1855 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
1856 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
1857 optimize_function_for_size_p.
1858 (cgraph_decide_inlining_of_small_function): Use
1859 optimize_function_for_size_p.
1860 * global.c (find_reg): Use optimize_function_for_size_p.
1861 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
1862 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
1863 flag_prefetch_loop_arrays. Those can work it out from profile.
1864 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
1865 optimize_loop_for_speed_p.
1866 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
1868 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
1869 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
1870 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
1871 * local-alloc.c (block_alloc): Pass BB pointer.
1872 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
1873 * gcse.c (gcse_main): Use optimize_function_for_size_p.
1874 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
1875 (decide_peel_completely): Likewise.
1876 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
1877 optimize_loop_for_size_p.
1878 (vect_enhance_data_refs_alignment): Likewise.
1879 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
1880 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
1881 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
1882 (try_crossjump_bb): Use optimize_bb_for_size_p.
1883 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
1884 optimize_loop_for_speed_p.
1885 * bb-reorder.c (find_traces_1_round): Likewise.
1886 (copy_bb): Use optimize_bb_for_speed_p.
1887 (duplicate_computed_gotos): Likewise.
1888 * basic-block.h (optimize_loop_nest_for_size_p,
1889 optimize_loop_nest_for_speed_p): New.
1890 * stmt.c (expand_case): Use optimize_insn_for_size_p.
1892 2008-08-29 Tristan Gingold <gingold@adacore.com>
1894 * gcov.c (main): Call expandargv.
1896 2008-08-29 Jan Hubicka <jh@suse.cz>
1898 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
1900 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1902 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
1903 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1905 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
1907 2008-08-29 Jan Hubicka <jh@suse.cz>
1909 * tree-pass.h (pass_strip_predict_hints): Declare.
1910 * predict.c (strip_builtin_expect): Rename to ...
1911 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
1912 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
1913 (tree_estimate_probability): Do not strip builtin_expect.
1914 (pass_strip_predict_hints): New pass.
1915 * tree-inline.c (expand_call_inline): When inlining cold function, predict
1917 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
1919 2008-08-29 Richard Guenther <rguenther@suse.de>
1921 PR tree-optimization/37207
1922 * tree-vrp.c (extract_range_from_binary_expr): Also try
1923 to constant fold if only one of the operands is a constant.
1925 2008-08-29 Nick Clifton <nickc@redhat.com>
1927 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
1928 the same way as SYMBOL_REFs.
1930 2008-08-28 Bob Wilson <bob.wilson@acm.org>
1932 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
1934 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1936 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
1937 * config/mips/mips.md (branch_likely): Remove const. Fix
1939 (define_delay for type "branch"): Change to only apply for branch
1940 with likely variant.
1941 (define_delay for type "branch" and "branch_likely" no). New delay
1943 (equality_op): New code iterator.
1944 (bbv, bbinv): New code attributes.
1945 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
1948 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1949 Andrew Pinski <pinskia@gcc.gnu.org>
1952 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
1954 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
1956 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
1957 rule that a symbolic constant must be defined and >= 0 for the
1958 corresponding facility to be present at compile-time.
1959 * gthr-posix.c: Likewise.
1961 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1963 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
1964 * config/mips/mips.md (D): New mode attribute.
1965 (mulsi3, muldi3): Merge it into ...
1966 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
1968 (muldi3_mul3): New pattern.
1969 (mulsi3_mult3): Rename to mulsi3_mul3.
1971 2008-08-28 Jan Hubicka <jh@suse.cz>
1973 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
1975 * predict.c (always_optimize_for_size_p): Rename to ...
1976 (optimize_function_for_size): ... this one; make extern.
1977 (optimize_function_for_speed_p): New.
1978 (optimize_bb_for_size_p, optimize_bb_for_size_p,
1979 optimize_edge_for_size_p,optimize_edge_for_size_p,
1980 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
1981 * basic-block.h (optimize_function_for_size_p,
1982 optimize_function_for_speed_p): Declare.
1983 * i386.md (optimize_size checks): Replace them by appropriate
1985 (standard_80387_constant_p, ix86_compute_frame_layout,
1986 ix86_expand_epilogue, ix86_decompose_address,
1987 print_operand, emit_i387_cw_initialization,
1988 inline_memory_move_cost, ix86_pad_returns,
1989 ix86_reorg): Replace optimize_size checks.
1991 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
1993 * rtl.h (simplify_subreg_regno): Declare.
1994 * rtlanal.c (simplify_subreg_regno): New function, split out from...
1995 * simplify-rtx.c (simplify_subreg): ...here.
1996 * reload.c (find_reloads): Use simplify_subreg_regno instead of
1997 subreg_offset_representable_p.
1999 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2002 * c-typeck.c (convert_for_assignment): Give a note describing what
2003 was passed and what was expected.
2005 2008-08-28 Joey Ye <joey.ye@intel.com>
2007 * doc/extend.texi: Document AVX built-in functions.
2008 * doc/invoke.texi: Document -mavx.
2010 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
2011 Joey Ye <joey.ye@intel.com>
2012 Xuepeng Guo <xuepeng.guo@intel.com>
2014 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
2016 * config/i386/cpuid.h (bit_FMA): New.
2017 (bit_XSAVE): Likewise.
2018 (bit_OSXSAVE): Likewise.
2019 (bit_AVX): Likewise.
2021 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
2022 define. Use ASM_OUTPUT_AVX_PREFIX.
2024 * config/i386/gmmintrin.h: New.
2026 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
2027 (OPTION_MASK_ISA_AVX_SET): New.
2028 (OPTION_MASK_ISA_FMA_SET): Likewise.
2029 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
2030 (OPTION_MASK_ISA_FMA_SET): Likewise.
2031 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
2032 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
2033 (pta_flags): Add PTA_AVX and PTA_FMA.
2034 (override_options): Handle PTA_AVX and PTA_FMA.
2035 (init_cumulative_args): Handle warn_avx.
2036 (classify_argument): Return 0 for COImode and OImode. Return
2037 1 and X86_64_AVX_CLASS for 256bit vector types.
2038 (examine_argument): Handle X86_64_AVX_CLASS.
2039 (construct_container): Likewise.
2040 (function_arg_advance_32): Pass OImode and 256bit vector types
2042 (function_arg_advance_64): Take a new argument to indicate if a
2043 parameter is named. Handle 256bit vector types. Return
2044 immediately for unnamed 256bit vector mode parameters.
2045 (function_arg_advance): Updated.
2046 (function_arg_32): Add comments for TImode. Handle OImode
2047 and 256bit vector types.
2048 (function_arg_64): Take a new argument to indicate if a
2049 parameter is named. Handle 256bit vector types. Return NULL
2050 for unnamed 256bit vector mode parameters.
2051 (function_arg): Updated.
2052 (setup_incoming_varargs_64): Support
2053 AVX encoding for *sse_prologue_save_insn.
2054 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
2055 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
2056 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
2057 enabled, otherwise return -3.
2058 (standard_sse_constant_opcode): Handle AVX and 256bit vector
2060 (print_reg): Support AVX registers. Handle 'x' and 't'.
2061 Handle 'd' to duplicate the operand.
2062 (print_operand): Likewise. Also support AVX vector compare
2064 (output_387_binary_op): Support AVX.
2065 (output_fp_compare): Likewise.
2066 (ix86_expand_vector_move_misalign): Likewise.
2067 (ix86_attr_length_vex_default): New.
2068 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2069 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2070 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2071 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2072 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
2073 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2074 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
2075 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
2076 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
2077 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
2078 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
2079 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
2080 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
2081 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
2082 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2083 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
2084 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
2085 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2086 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
2087 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
2088 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2089 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2090 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2091 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
2092 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
2093 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
2094 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
2095 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2096 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
2097 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
2098 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
2099 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
2100 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
2101 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2102 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2103 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2104 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
2105 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
2106 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
2107 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
2108 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
2109 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
2110 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
2111 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
2112 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
2113 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
2114 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2115 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2116 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2117 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2118 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2119 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2120 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2121 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2122 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2123 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2124 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2125 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2126 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2127 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2128 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2129 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2130 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2131 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
2132 and IX86_BUILTIN_MOVMSKPS256,
2133 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
2134 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
2135 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
2136 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
2137 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
2138 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
2139 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
2140 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
2141 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
2142 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
2143 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
2144 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
2145 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
2146 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
2147 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
2148 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
2149 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
2150 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
2151 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
2152 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
2153 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
2154 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
2155 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
2156 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
2157 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
2158 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
2159 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
2160 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
2161 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2162 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2163 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
2164 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
2165 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
2166 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
2167 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
2168 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
2169 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
2170 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
2171 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2172 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2173 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2174 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2175 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
2176 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
2177 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
2178 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
2179 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
2180 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
2181 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
2182 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
2183 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
2184 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
2185 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2186 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
2187 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2188 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
2189 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2190 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2192 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
2193 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
2194 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
2195 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2196 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2197 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2198 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
2199 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2200 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
2201 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2202 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
2203 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2204 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
2205 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
2206 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
2207 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
2208 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2209 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2210 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2211 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2212 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2213 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2214 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2215 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2216 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2217 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2218 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2219 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2220 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2221 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2222 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2223 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2224 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2225 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
2226 IX86_BUILTIN_MOVMSKPS256.
2227 (ix86_init_mmx_sse_builtins): Support AVX builtins.
2228 (ix86_expand_args_builtin): Likewise.
2229 (ix86_expand_special_args_builtin): Likewise.
2230 (ix86_hard_regno_mode_ok): Handle AVX modes.
2231 (ix86_expand_vector_init_duplicate): Likewise.
2232 (ix86_expand_vector_init_one_nonzero): Likewise.
2233 (ix86_expand_vector_init_one_var): Likewise.
2234 (ix86_expand_vector_init_concat): Likewise.
2235 (ix86_expand_vector_init_general): Likewise.
2236 (ix86_expand_vector_set): Likewise.
2237 (ix86_vector_mode_supported_p): Likewise.
2238 (x86_extended_reg_mentioned_p): Check INSN_P before using
2241 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
2242 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
2244 * config/i386/i386.h (TARGET_AVX): New.
2245 (TARGET_FMA): Likewise.
2246 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
2247 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
2248 (VALID_AVX256_REG_MODE): New.
2249 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2250 (AVX_FLOAT_MODE_P): Likewise.
2251 (AVX128_VEC_FLOAT_MODE_P): Likewise.
2252 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2253 (AVX_VEC_FLOAT_MODE_P): Likewise.
2254 (ASM_OUTPUT_AVX_PREFIX): Likewise.
2255 (ASM_OUTPUT_OPCODE): Likewise.
2256 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
2258 (SSE_REG_MODE_P): Allow 256bit vector modes.
2259 (ix86_args): Add a warn_avx field.
2261 * config/i386/i386.md (UNSPEC_PCMP): New.
2262 (UNSPEC_VPERMIL): Likewise.
2263 (UNSPEC_VPERMIL2): Likewise.
2264 (UNSPEC_VPERMIL2F128): Likewise.
2265 (UNSPEC_MASKLOAD): Likewise.
2266 (UNSPEC_MASKSTORE): Likewise.
2267 (UNSPEC_CAST): Likewise.
2268 (UNSPEC_VTESTP): Likewise.
2269 (UNSPECV_VZEROALL): Likewise.
2270 (UNSPECV_VZEROUPPER): Likewise.
2271 (XMM0_REG): Likewise.
2272 (XMM1_REG): Likewise.
2273 (XMM2_REG): Likewise.
2274 (XMM3_REG): Likewise.
2275 (XMM4_REG): Likewise.
2276 (XMM5_REG): Likewise.
2277 (XMM6_REG): Likewise.
2278 (XMM8_REG): Likewise.
2279 (XMM9_REG): Likewise.
2280 (XMM10_REG): Likewise.
2281 (XMM11_REG): Likewise.
2282 (XMM12_REG): Likewise.
2283 (XMM13_REG): Likewise.
2284 (XMM14_REG): Likewise.
2285 (XMM15_REG): Likewise.
2287 (prefix_vex_imm8): Likewise.
2288 (prefix_vex_w): Likewise.
2289 (length_vex): Likewise.
2292 (*avx_ashlti3): Likewise.
2293 (*avx_lshrti3): Likewise.
2294 (*avx_setcc<mode>): Likewise.
2295 (*fop_<mode>_comm_mixed_avx): Likewise.
2296 (*fop_<mode>_comm_avx): Likewise.
2297 (*fop_<mode>_1_mixed_avx): Likewise.
2298 (*fop_<mode>_1_avx): Likewise.
2299 (*avx_<code><mode>3): Likewise.
2300 (*avx_ieee_smin<mode>3): Likewise.
2301 (*avx_ieee_smax<mode>3): Likewise.
2302 (mode): Add OI, V8SF and V4DF.
2303 (length): Support VEX prefix.
2304 (*cmpfp_i_mixed): Set prefix attribute.
2305 (*cmpfp_i_sse): Likewise.
2306 (*cmpfp_iu_mixed): Likewise.
2307 (*cmpfp_iu_sse): Likewise.
2308 (*movsi_1): Support AVX.
2309 (*movdi_2): Likewise.
2310 (*movdi_1_rex64): Likewise.
2311 (*movti_internal): Likewise.
2312 (*movti_rex64): Likewise.
2313 (*movsf_1): Likewise.
2314 (*movdf_nointeger): Likewise.
2315 (*movdf_integer_rex64): Likewise.
2316 (*movtf_internal): Likewise.
2317 (zero_extendsidi2_32): Likewise.
2318 (zero_extendsidi2_rex64): Likewise.
2319 (*extendsfdf2_mixed): Likewise.
2320 (*extendsfdf2_sse): Likewise.
2321 (*truncdfsf_fast_mixed): Likewise.
2322 (*truncdfsf_fast_sse): Likewise.
2323 (*truncdfsf_mixed): Likewise.
2324 (fix_trunc<mode>di_sse): Likewise.
2325 (fix_trunc<mode>si_sse): Likewise.
2326 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
2327 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
2328 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
2329 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
2330 (*rcpsf2_sse): Likewise.
2331 (*rsqrtsf2_sse): Likewise.
2332 (*sqrt<mode>2_sse): Likewise.
2333 (sse4_1_round<mode>2): Likewise.
2334 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
2335 Support AVX. Set length attribute properly for AVX.
2337 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
2338 (VECTOR_MODES (FLOAT, 32)): Likewise.
2339 (VECTOR_MODE (INT, DI, 8)): Likewise.
2340 (VECTOR_MODE (INT, HI, 32)): Likewise.
2341 (VECTOR_MODE (INT, QI, 64)): Likewise.
2342 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
2343 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
2344 (VECTOR_MODE (INT, DI, 4)): Removed.
2345 (VECTOR_MODE (INT, SI, 8)): Likewise.
2346 (VECTOR_MODE (INT, HI, 16)): Likewise.
2347 (VECTOR_MODE (INT, QI, 32)): Likewise.
2348 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
2349 (INT_MODE (OI, 32)): Likewise.
2351 * config/i386/i386.opt (mavx): New.
2354 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
2356 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
2357 (*mov<mode>_internal_avx): New.
2358 (*movv2sf_internal_rex64_avx): Likewise.
2359 (*movv2sf_internal_avx): Likewise.
2361 * config/i386/predicates.md (const_4_to_5_operand): New.
2362 (const_6_to_7_operand): Likewise.
2363 (const_8_to_11_operand): Likewise.
2364 (const_12_to_15_operand): Likewise.
2365 (avx_comparison_float_operator): Likewise.
2367 * config/i386/sse.md (AVX256MODEI): New.
2368 (AVX256MODE): Likewise.
2369 (AVXMODEQI): Likewise.
2370 (AVXMODE): Likewise.
2371 (AVX256MODEF2P): Likewise.
2372 (AVX256MODE2P): Likewise.
2373 (AVX256MODE4P): Likewise.
2374 (AVX256MODE8P): Likewise.
2375 (AVXMODEF2P): Likewise.
2376 (AVXMODEF4P): Likewise.
2377 (AVXMODEDCVTDQ2PS): Likewise.
2378 (AVXMODEDCVTPS2DQ): Likewise.
2379 (avxvecmode): Likewise.
2380 (avxvecpsmode): Likewise.
2381 (avxhalfvecmode): Likewise.
2382 (avxscalarmode): Likewise.
2383 (avxcvtvecmode): Likewise.
2384 (avxpermvecmode): Likewise.
2385 (avxmodesuffixf2c): Likewise.
2386 (avxmodesuffixp): Likewise.
2387 (avxmodesuffixs): Likewise.
2388 (avxmodesuffix): Likewise.
2389 (vpermilbits): Likewise.
2390 (pinsrbits): Likewise.
2391 (mov<mode>): Likewise.
2392 (*mov<mode>_internal): Likewise.
2393 (push<mode>1): Likewise.
2394 (movmisalign<mode>): Likewise.
2395 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2396 (avx_movdqu<avxmodesuffix>): Likewise.
2397 (avx_lddqu<avxmodesuffix>): Likewise.
2398 (<plusminus_insn><mode>3): Likewise.
2399 (*avx_<plusminus_insn><mode>3): Likewise.
2400 (*avx_vm<plusminus_insn><mode>3): Likewise.
2401 (mul<mode>3): Likewise.
2402 (*avx_mul<mode>3): Likewise.
2403 (*avx_vmmul<mode>3): Likewise.
2404 (divv8sf3): Likewise.
2405 (divv4df3): Likewise.
2406 (avx_div<mode>3): Likewise.
2407 (*avx_div<mode>3): Likewise.
2408 (*avx_vmdiv<mode>3): Likewise.
2409 (avx_rcpv8sf2): Likewise.
2410 (*avx_vmrcpv4sf2): Likewise.
2411 (sqrtv8sf2): Likewise.
2412 (avx_sqrtv8sf2): Likewise.
2413 (*avx_vmsqrt<mode>2): Likewise.
2414 (rsqrtv8sf2): Likewise.
2415 (avx_rsqrtv8sf2): Likewise.
2416 (*avx_vmrsqrtv4sf2): Likewise.
2417 (<code><mode>3): Likewise.
2418 (*avx_<code><mode>3_finite): Likewise.
2419 (*avx_<code><mode>3): Likewise.
2420 (*avx_vm<code><mode>3): Likewise.
2421 (*avx_ieee_smin<mode>3): Likewise.
2422 (*avx_ieee_smax<mode>3): Likewise.
2423 (avx_addsubv8sf3): Likewise.
2424 (avx_addsubv4df3): Likewise.
2425 (*avx_addsubv4sf3): Likewise.
2426 (*avx_addsubv2df3): Likewise.
2427 (avx_h<plusminus_insn>v4df3): Likewise.
2428 (avx_h<plusminus_insn>v8sf3): Likewise.
2429 (*avx_h<plusminus_insn>v4sf3): Likewise.
2430 (*avx_h<plusminus_insn>v2df3): Likewise.
2431 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
2432 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
2433 (*avx_maskcmp<mode>3): Likewise.
2434 (avx_nand<mode>3): Likewise.
2435 (*avx_<code><mode>3): Likewise.
2436 (*avx_nand<mode>3): Likewise.
2437 (*avx_<code><mode>3): Likewise.
2438 (*avx_cvtsi2ss): Likewise.
2439 (*avx_cvtsi2ssq): Likewise.
2440 (*avx_cvtsi2sd): Likewise.
2441 (*avx_cvtsi2sdq): Likewise.
2442 (*avx_cvtsd2ss): Likewise.
2443 (avx_cvtss2sd): Likewise.
2444 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
2445 (avx_cvtps2dq<avxmodesuffix>): Likewise.
2446 (avx_cvttps2dq<avxmodesuffix>): Likewise.
2447 (*avx_cvtsi2sd): Likewise.
2448 (*avx_cvtsi2sdq): Likewise.
2449 (avx_cvtdq2pd256): Likewise.
2450 (avx_cvtpd2dq256): Likewise.
2451 (avx_cvttpd2dq256): Likewise.
2452 (*avx_cvtsd2ss): Likewise.
2453 (*avx_cvtss2sd): Likewise.
2454 (avx_cvtpd2ps256): Likewise.
2455 (avx_cvtps2pd256): Likewise.
2456 (*avx_movhlps): Likewise.
2457 (*avx_movlhps): Likewise.
2458 (avx_unpckhps256): Likewise.
2459 (*avx_unpckhps): Likewise.
2460 (avx_unpcklps256): Likewise.
2461 (*avx_unpcklps): Likewise.
2462 (avx_movshdup256): Likewise.
2463 (avx_movsldup256): Likewise.
2464 (avx_shufps256): Likewise.
2465 (avx_shufps256_1): Likewise.
2466 (*avx_shufps_<mode>): Likewise.
2467 (*avx_loadhps): Likewise.
2468 (*avx_storelps): Likewise.
2469 (*avx_loadlps): Likewise.
2470 (*avx_movss): Likewise.
2471 (*vec_dupv4sf_avx): Likewise.
2472 (*vec_concatv2sf_avx): Likewise.
2473 (*vec_concatv4sf_avx): Likewise.
2474 (*vec_setv4sf_0_avx): Likewise.
2475 (*vec_setv4sf_avx): Likewise.
2476 (*avx_insertps): Likewise.
2477 (avx_vextractf128<mode>): Likewise.
2478 (vec_extract_lo_<mode>): Likewise.
2479 (vec_extract_hi_<mode>): Likewise.
2480 (vec_extract_lo_<mode>): Likewise.
2481 (vec_extract_hi_<mode>): Likewise.
2482 (vec_extract_lo_v16hi): Likewise.
2483 (vec_extract_hi_v16hi): Likewise.
2484 (vec_extract_lo_v32qi): Likewise.
2485 (vec_extract_hi_v32qi): Likewise.
2486 (avx_unpckhpd256): Likewise.
2487 (*avx_unpckhpd): Likewise.
2488 (avx_movddup256): Likewise.
2489 (*avx_movddup): Likewise.
2490 (avx_unpcklpd256): Likewise.
2491 (*avx_unpcklpd): Likewise.
2492 (avx_shufpd256): Likewise.
2493 (avx_shufpd256_1): Likewise.
2494 (*avx_punpckhqdq): Likewise.
2495 (*avx_punpcklqdq): Likewise.
2496 (*avx_shufpd_<mode>): Likewise.
2497 (*avx_storehpd): Likewise.
2498 (*avx_loadhpd): Likewise.
2499 (*avx_loadlpd): Likewise.
2500 (*avx_movsd): Likewise.
2501 (*vec_concatv2df_avx): Likewise.
2502 (*avx_<plusminus_insn><mode>3): Likewise.
2503 (*avx_<plusminus_insn><mode>3): Likewise.
2504 (*avx_mulv8hi3): Likewise.
2505 (*avxv8hi3_highpart): Likewise.
2506 (*avx_umulv8hi3_highpart): Likewise.
2507 (*avx_umulv2siv2di3): Likewise.
2508 (*avx_mulv2siv2di3): Likewise.
2509 (*avx_pmaddwd): Likewise.
2510 (*avx_mulv4si3): Likewise.
2511 (*avx_ashr<mode>3): Likewise.
2512 (*avx_lshr<mode>3): Likewise.
2513 (*avx_ashl<mode>3): Likewise.
2514 (*avx_<code><mode>3): Likewise.
2515 (*avx_eq<mode>3): Likewise.
2516 (*avx_gt<mode>3): Likewise.
2517 (*avx_nand<mode>3): Likewise.
2518 (*avx_nand<mode>3): Likewise.
2519 (*avx_<code><mode>3): Likewise.
2520 (*avx_<code><mode>3): Likewise.
2521 (*avx_packsswb): Likewise.
2522 (*avx_packssdw): Likewise.
2523 (*avx_packuswb): Likewise.
2524 (*avx_punpckhbw): Likewise.
2525 (*avx_punpcklbw): Likewise.
2526 (*avx_punpckhwd): Likewise.
2527 (*avx_punpcklwd): Likewise.
2528 (*avx_punpckhdq): Likewise.
2529 (*avx_punpckldq): Likewise.
2530 (*avx_pinsr<avxmodesuffixs>): Likewise.
2531 (*avx_pinsrq): Likewise.
2532 (*avx_loadld): Likewise.
2533 (*vec_extractv2di_1_rex64_avx): Likewise.
2534 (*vec_extractv2di_1_avx): Likewise.
2535 (*vec_dupv2di_avx): Likewise.
2536 (*vec_concatv2si_avx): Likewise.
2537 (*vec_concatv4si_1_avx): Likewise.
2538 (*vec_concatv2di_avx): Likewise.
2539 (*vec_concatv2di_rex64_avx): Likewise.
2540 (*avx_uavgv16qi3): Likewise.
2541 (*avx_uavgv8hi3): Likewise.
2542 (*avx_psadbw): Likewise.
2543 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
2544 (*avx_phaddwv8hi3): Likewise.
2545 (*avx_phadddv4si3): Likewise.
2546 (*avx_phaddswv8hi3): Likewise.
2547 (*avx_phsubwv8hi3): Likewise.
2548 (*avx_phsubdv4si3): Likewise.
2549 (*avx_phsubswv8hi3): Likewise.
2550 (*avx_pmaddubsw128): Likewise.
2551 (*avx_pmulhrswv8hi3): Likewise.
2552 (*avx_pshufbv16qi3): Likewise.
2553 (*avx_psign<mode>3): Likewise.
2554 (*avx_palignrti): Likewise.
2555 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2556 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2557 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2558 (*avx_mpsadbw): Likewise.
2559 (*avx_packusdw): Likewise.
2560 (*avx_pblendvb): Likewise.
2561 (*avx_pblendw): Likewise.
2562 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2563 (avx_ptest256): Likewise.
2564 (avx_roundp<avxmodesuffixf2c>256): Likewise.
2565 (*avx_rounds<ssemodesuffixf2c>): Likewise.
2566 (*avx_aesenc): Likewise.
2567 (*avx_aesenclast): Likewise.
2568 (*avx_aesdec): Likewise.
2569 (*avx_aesdeclast): Likewise.
2570 (avx_vzeroupper): Likewise.
2571 (avx_vzeroupper_rex64): Likewise.
2572 (avx_vpermil<mode>): Likewise.
2573 (avx_vpermilvar<mode>3): Likewise.
2574 (avx_vpermil2<mode>3): Likewise.
2575 (avx_vperm2f128<mode>3): Likewise.
2576 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2577 (avx_vbroadcastss256): Likewise.
2578 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
2579 (avx_vinsertf128<mode>): Likewise.
2580 (vec_set_lo_<mode>): Likewise.
2581 (vec_set_hi_<mode>): Likewise.
2582 (vec_set_lo_<mode>): Likewise.
2583 (vec_set_hi_<mode>): Likewise.
2584 (vec_set_lo_v16hi): Likewise.
2585 (vec_set_hi_v16hi): Likewise.
2586 (vec_set_lo_v32qi): Likewise.
2587 (vec_set_hi_v32qi): Likewise.
2588 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2589 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2590 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
2591 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
2592 (vec_init<mode>): Likewise.
2593 (*vec_concat<mode>_avx): Likewise.
2594 (blendbits): Support V8SF and V4DF.
2595 (sse2_movq128): Support AVX.
2596 (<sse>_movnt<mode>): Likewise.
2597 (sse2_movntv2di): Likewise.
2598 (sse_rcpv4sf2): Likewise.
2599 (sse_sqrtv4sf2): Likewise.
2600 (sse_rsqrtv4sf2): Likewise.
2601 (<sse>_comi): Likewise.
2602 (<sse>_ucomi): Likewise.
2603 (sse_cvtss2si): Likewise.
2604 (sse_cvtss2si_2): Likewise.
2605 (sse_cvtss2siq): Likewise.
2606 (sse_cvtss2siq_2): Likewise.
2607 (sse_cvttss2si): Likewise.
2608 (sse_cvttss2siq): Likewise.
2609 (sse2_cvtsd2si): Likewise.
2610 (sse2_cvtsd2si_2): Likewise.
2611 (sse2_cvtsd2siq): Likewise.
2612 (sse2_cvtsd2siq_2): Likewise.
2613 (sse2_cvttsd2si): Likewise.
2614 (sse2_cvttsd2siq): Likewise.
2615 (sse2_cvtdq2pd): Likewise.
2616 (*sse2_cvtpd2dq): Likewise.
2617 (*sse2_cvttpd2dq): Likewise.
2618 (*sse2_cvtpd2ps): Likewise.
2619 (sse2_cvtps2pd): Likewise.
2620 (sse3_movshdup): Likewise.
2621 (sse3_movsldup): Likewise.
2622 (sse_storehps): Likewise.
2623 (*sse4_1_extractps): Likewise.
2624 (sse2_storelpd): Likewise.
2625 (vec_dupv2df_sse3): Likewise.
2626 (*vec_concatv2df_sse3): Likewise.
2627 (*sse4_1_pextrb): Likewise.
2628 (*sse4_1_pextrb_memory): Likewise.
2629 (*sse2_pextrw): Likewise.
2630 (*sse4_1_pextrw_memory): Likewise.
2631 (*sse4_1_pextrd): Likewise.
2632 (*sse4_1_pextrq): Likewise.
2633 (sse2_pshufd_1): Likewise.
2634 (sse2_pshuflw_1): Likewise.
2635 (sse2_pshufhw_1): Likewise.
2636 (*sse2_storeq_rex64): Likewise.
2637 (*vec_dupv4si): Likewise.
2638 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
2639 (sse2_pmovmskb): Likewise.
2640 (*sse2_maskmovdqu): Likewise.
2641 (*sse2_maskmovdqu_rex64): Likewise.
2642 (sse_ldmxcsr): Likewise.
2643 (sse_stmxcsr): Likewise.
2644 (abs<mode>2): Likewise.
2645 (sse4_1_movntdqa): Likewise.
2646 (sse4_1_phminposuw): Likewise.
2647 (sse4_1_extendv8qiv8hi2): Likewise.
2648 (*sse4_1_extendv8qiv8hi2): Likewise.
2649 (sse4_1_extendv4qiv4si2): Likewise.
2650 (*sse4_1_extendv4qiv4si2): Likewise.
2651 (sse4_1_extendv2qiv2di2): Likewise.
2652 (*sse4_1_extendv2qiv2di2): Likewise.
2653 (sse4_1_extendv4hiv4si2): Likewise.
2654 (*sse4_1_extendv4hiv4si2): Likewise.
2655 (sse4_1_extendv2hiv2di2): Likewise.
2656 (*sse4_1_extendv2hiv2di2): Likewise.
2657 (sse4_1_extendv2siv2di2): Likewise.
2658 (*sse4_1_extendv2siv2di2): Likewise.
2659 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2660 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2661 (sse4_1_zero_extendv4qiv4si2): Likewise.
2662 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2663 (sse4_1_zero_extendv2qiv2di2): Likewise.
2664 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2665 (sse4_1_zero_extendv4hiv4si2): Likewise.
2666 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2667 (sse4_1_zero_extendv2hiv2di2): Likewise.
2668 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2669 (sse4_1_zero_extendv2siv2di2): Likewise.
2670 (*sse4_1_zero_extendv2siv2di2): Likewise.
2671 (sse4_1_ptest): Likewise.
2672 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
2673 (sse4_2_pcmpestri): Likewise.
2674 (sse4_2_pcmpestrm): Likewise.
2675 (sse4_2_pcmpistri): Likewise.
2676 (sse4_2_pcmpistrm): Likewise.
2678 (aeskeygenassist): Likewise.
2680 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
2682 * config/i386/predicates.md (vzeroall_operation): New.
2684 * config/i386/sse.md (avx_vzeroall): New.
2685 (*avx_vzeroall): Likewise.
2687 2008-08-28 Paul Brook <paul@codesourcery.com>
2688 Mark Shinwell <shinwell@codesourcery.com>
2689 Richard Earnshaw <richard.earnshaw@arm.com>
2691 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
2692 (TARGET_MIN_ANCHOR_OFFSET): New.
2693 (arm_override_options): Set correct anchor ranges for Thumb-1
2694 and Thumb-2 if required.
2695 (legitimize_pic_address): Handle case involving a TLS symbol
2696 reference with an addend.
2697 (arm_optimization_options): Enable section anchors at -O1 and
2699 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
2700 * config/arm/arm-protos.h (arm_optimization_options): New.
2702 2008-08-28 Nick Clifton <nickc@redhat.com>
2704 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
2705 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
2708 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
2709 * config/v850/v850.md (return): Remove frame size restriction.
2711 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
2713 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
2715 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
2717 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
2719 2008-08-28 Paul Brook <paul@codesourcery.com>
2721 * config/arm/vfp11.md: Update license notice.
2722 * config/arm/cortex-r4.md: Ditto.
2724 2008-08-28 Richard Guenther <rguenther@suse.de>
2726 PR tree-optimization/37207
2727 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
2730 2008-08-28 Dodji Seketeli <dodji@redhat.com>
2733 * tree.c (int_fits_type_p): Don't forget unsigned integers
2734 of type sizetype which higher end word equals -1.
2736 2008-08-28 Ira Rosen <irar@il.ibm.com>
2738 * target.h (struct vectorize): Add new target builtin.
2739 * tree-vectorizer.c (destroy_loop_vec_info): Call
2740 vect_free_slp_instance instead of vect_free_slp_node.
2741 * tree-vectorizer.h (enum slp_load_perm_type): New.
2742 (struct _slp_instance): Add new fields.
2743 (SLP_INSTANCE_LOAD_PERMUTATION): New.
2744 (SLP_INSTANCE_LOADS): New.
2745 (vect_free_slp_tree): Remove.
2746 (vect_free_slp_instance): Declare.
2747 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
2748 (vectorizable_load): Add argument.
2749 (vect_transform_slp_perm_load): New.
2750 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
2752 (vect_get_place_in_interleaving_chain): New function.
2753 (vect_free_slp_tree): Make static.
2754 (vect_free_slp_instance): New function.
2755 (vect_build_slp_tree): Add new arguments. Allow load permutations and
2756 collect the load location in the interleaving chain.
2757 (vect_supported_slp_permutation_p): New function.
2758 (vect_supported_load_permutation_p): Likewise.
2759 (vect_analyze_slp_instance): In case of loads permutation, call
2760 vect_supported_load_permutation_p to check that the permutation is
2762 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
2763 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
2764 (vect_create_mask_and_perm): New function.
2765 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
2766 (vectorizable_load): Add an argument. Don't keep the created vectors
2767 statements in the node if permutation is required. Call
2768 vect_transform_slp_perm_load to generate the permutation.
2769 (vect_transform_stmt): Add new argument. Call vectorizable_load with
2770 additional argument.
2771 (vect_schedule_slp_instance): In case of loads permutation, allocate
2772 vectorized statements structure for all the related SLP nodes. Call
2773 vect_transform_stmt with addditional argument.
2774 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
2775 * config/spu/spu.c (spu_builtin_vec_perm): New.
2776 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2777 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
2778 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
2779 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2781 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
2783 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
2784 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
2785 __gthread_cond_signal, __gthread_cond_timedwait,
2786 __gthread_cond_timedwait_recursive): New functions.
2787 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
2789 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
2792 2008-08-28 Richard Guenther <rguenther@suse.de>
2795 * fold-const.c (maybe_canonicalize_comparison_1): Require
2796 undefined overflow only for canonicalizing A +- CST cmp CST.
2797 Make sure to not generate new constants that are not inside
2798 their TYPE_MIN/MAX_VALUE range.
2799 (maybe_canonicalize_comparison): Remove undefined overflow
2801 (fold_binary): Remove now duplicate folding.
2803 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2805 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
2806 use not updated in the last change.
2808 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
2810 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
2811 (IRA_COVER_CLASSES): Add FPUL_REGS.
2813 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2816 * c-common.c (conversion_warning): Check for null operands.
2818 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2821 * c-decl.c (check_for_loop_decls): Improve error message. Give
2824 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2827 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
2828 (convert_for_assignment): Pass corrent OPT_W* parameter to
2829 WARN_FOR_ASSIGNMENT.
2831 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2834 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
2836 2008-08-27 Paul Brook <paul@codesourcery.com>
2838 * config.gcc: Loosen checks for arm uclinux eabi targets.
2840 2008-08-27 Paul Brook <paul@codesourcery.com>
2842 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
2844 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2846 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
2848 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
2849 the enumerators of an ENUMERAL_TYPE.
2850 * dbxout.c (dbxout_type): Ditto.
2852 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
2855 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
2856 (fwprop_addr): Check that the loop_father is not the outer loop.
2858 2008-08-26 Paul Brook <paul@codesourcery.com>
2860 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
2861 Remove documentation entry for fmul type.
2862 Use fmuls to annotate single-precision multiplication patterns,
2863 fmuld to annotate double-precision multiplication patterns,
2864 fmacs to annotate single-precision multiply-accumulate patterns
2865 and fmacd to annotate double-precision multiply-accumulate patterns.
2866 * config/arm/vfp11.md: Update reservations accordingly.
2867 * config/arm/arm.md: Note that certain values of the "type"
2868 attribute are documented in vfp.md.
2869 * config/arm/arm1020e.md: Remove out of date duplicate comment.
2870 (v10_cvt): Use new fmul types.
2872 2008-08-26 Paul Brook <paul@codesourcery.com>
2874 * config/arm/vfp.md: Move pipeline description for VFP11 to...
2875 * config/arm/vfp11.md: ...here. New.
2876 * config/arm/arm.md: Include vfp11.md.
2878 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
2880 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
2881 parameter to inform call.
2883 2008-08-26 Jeff Law <law@redhat.com>
2885 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
2886 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
2887 preferred class when copying a constant into a partial word register.
2889 2008-08-26 Ben Elliston <bje@au.ibm.com>
2891 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
2892 * cp/typeck.c: Likewise.
2893 * cp/tree.c: Likewise.
2894 * gimple-low.c: Likewise.
2897 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
2899 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
2900 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
2902 * doc/passes.texi: Describe IRA.
2904 * doc/tm.texi (IRA_COVER_CLASSES,
2905 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
2907 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
2908 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
2909 -fira-propagate-cost, -fno-ira-share-save-slots,
2910 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
2912 * flags.h (ira_algorithm): New enumeration.
2913 (flag_ira_algorithm, flag_ira_verbose): New external variable
2916 * postreload.c (gate_handle_postreload): Don't do post reload
2917 optimizations unless the reload is completed.
2919 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
2922 * tree-pass.h (pass_ira): New external variable declaration.
2924 * reload.h: Add 2008 to the Copyright.
2926 * cfgloopanal.c: Include params.h.
2927 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
2930 * params.h (IRA_MAX_LOOPS_NUM): New macro.
2932 * toplev.c (ira.h): New include.
2933 (flag_ira_algorithm, flag_ira_verbose): New external variables.
2934 (backend_init_target): Call ira_init.
2935 (backend_init): Call ira_init_once.
2936 (finalize): Call finish_ira_once.
2938 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
2939 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
2942 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
2943 may_move_out_cost): New external variable declarations.
2944 (move_table): New typedef.
2946 * caller-save.c: Include headers output.h and ira.h.
2947 (no_caller_save_reg_set): New global variable.
2948 (save_slots_num, save_slots): New variables.
2949 (reg_save_code, reg_restore_code, add_stored_regs): Add
2951 (init_caller_save): Set up no_caller_save_reg_set.
2952 (init_save_areas): Reset save_slots_num.
2953 (saved_hard_reg): New structure.
2954 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
2955 (initiate_saved_hard_regs, new_saved_hard_reg,
2956 finish_saved_hard_regs, saved_hard_reg_compare_func): New
2958 (setup_save_areas): Add code for sharing stack slots.
2959 (all_blocks): New variable.
2960 (save_call_clobbered_regs): Process pseudo-register too.
2961 (mark_set_regs): Process pseudo-register too.
2962 (insert_one_insn): Put the insn after bb note in a empty basic
2963 block. Add insn check.
2965 * global.c (eliminable_regset): Make it external.
2966 (mark_elimination): Use DF_LR_IN for IRA.
2967 (pseudo_for_reload_consideration_p): New.
2968 (build_insn_chain): Make it external. Don't ignore spilled
2969 pseudos for IRA. Use pseudo_for_reload_consideration_p.
2970 (gate_handle_global_alloc): New function.
2971 (pass_global_alloc): Add the gate function.
2973 * opts.c (decode_options): Set up flag_ira. Print the warning for
2975 (common_handle_option): Process -fira-algorithm and -fira-verbose.
2977 * timevar.def (TV_IRA, TV_RELOAD): New passes.
2979 * regmove.c (regmove_optimize): Don't do replacement of output for
2982 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
2983 New external variable declarations.
2985 * local-alloc.c (update_equiv_regs): Make it external. Return
2986 true if jump label rebuilding should be done. Rescan new_insn for
2988 (gate_handle_local_alloc): New function.
2989 (pass_local_alloc): Add the gate function.
2991 * alias.c (value_addr_p, stack_addr_p): New functions.
2992 (nonoverlapping_memrefs_p): Use them for IRA.
2994 * common.opt (fira, fira-algorithm, fira-coalesce,
2995 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
2996 fira-verbose): New options.
2998 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
2999 move_cost, may_move_in_cost, may_move_out_cost): Make the
3001 (move_table): Remove typedef.
3002 (init_move_cost): Make it external.
3003 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
3006 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
3007 setup_reg_classes): New function prototypes.
3008 (eliminable_regset): New external variable declaration.
3009 (build_insn_chain, update_equiv_regs): New function prototypes.
3011 * Makefile.in (IRA_INT_H): New definition.
3012 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
3013 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
3014 (reload1.o, toplev.o): Add dependence on ira.h.
3015 (cfgloopanal.o): Add PARAMS_H.
3016 (caller-save.o): Add dependence on output.h and ira.h.
3017 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
3018 ira-emit.o, ira-lives.o): New entries.
3020 * passes.c (pass_ira): New pass.
3022 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
3024 * reload1.c (ira.h): Include the header.
3025 (changed_allocation_pseudos): New bitmap.
3026 (init_reload): Initiate the bitmap.
3027 (compute_use_by_pseudos): Permits spilled registers in FROM.
3028 (temp_pseudo_reg_arr): New variable.
3029 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
3030 IRA. Call alter_reg with the additional parameter. Don't clear
3031 spilled_pseudos for IRA. Restore original insn chain for IRA.
3032 Clear changed_allocation_pseudos at the end of reload.
3033 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
3034 (hard_regno_to_pseudo_regno): New variable.
3035 (count_pseudo): Check spilled pseudos. Set up
3036 hard_regno_to_pseudo_regno.
3037 (count_spilled_pseudo): Check spilled pseudos. Update
3038 hard_regno_to_pseudo_regno.
3039 (find_reg): Use better_spill_reload_regno_p. Check
3040 hard_regno_to_pseudo_regno.
3041 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
3043 (eliminate_regs_1): Use additional parameter for alter_reg.
3044 (finish_spills): Set up pseudo_previous_regs only for spilled
3045 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
3046 more arguments. Don't clear live_throughout and dead_or_set for
3047 spilled pseudos. Use additional parameter for alter_reg. Call
3048 mark_allocation_change. Set up changed_allocation_pseudos.
3049 Remove sanity check.
3050 (emit_input_reload_insns, delete_output_reload): Use additional
3051 parameter for alter_reg. Call mark_allocation_change.
3052 (substitute, gen_reload_chain_without_interm_reg_p): New
3054 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
3056 * testsuite/gcc.dg/20080410-1.c: New file.
3058 * config/s390/s390.h (IRA_COVER_CLASSES,
3059 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
3061 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
3063 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
3065 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
3067 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
3069 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
3071 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
3073 2008-08-24 Jeff Law <law@redhat.com>
3074 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
3075 when ignoring unavailable registers.
3077 2008-08-24 Jeff Law <law@redhat.com>
3078 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
3079 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
3080 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
3081 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
3083 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
3084 * ira-build.c (allocno_range_compare_func): Stabilize sort.
3086 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
3087 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
3088 * reload1.c (find_reg): Process registers in register allocation order.
3090 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3091 * toplev.c (backend_init_target): Move ira_init call from
3093 (lang_dependent_init_target): ...to here.
3095 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3096 * ira.c (setup_class_subset_and_memory_move_costs): Don't
3097 calculate memory move costs for NO_REGS.
3099 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
3100 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
3101 STACK_REGS is defined.
3103 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3104 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
3106 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
3107 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
3109 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
3110 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
3111 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
3114 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
3115 Dorit Nuzman <dorit@il.ibm.com>
3117 * gcc/config/spu/spu.md (vec_extract_evenv4si,
3118 vec_extract_evenv4sf, vec_extract_evenv8hi,
3119 vec_extract_evenv16qi, vec_extract_oddv4si,
3120 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
3121 vec_interleave_highv4sf, vec_interleave_lowv4sf,
3122 vec_interleave_highv4si, vec_interleave_lowv4si,
3123 vec_interleave_highv8hi, vec_interleave_lowv8hi,
3124 vec_interleave_highv16qi, vec_interleave_lowv16qi,
3125 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
3127 2008-08-25 Janis Johnson <janis187@us.ibm.com>
3130 * config/rs6000/rs6000.c (optimization_options): Don't default to
3131 section anchors without toplevel reorder.
3133 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3135 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
3136 (mfc_end_critical_section): Likewise.
3138 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3140 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
3141 all type qualifiers from element type to vector type.
3143 2008-08-25 David Daney <ddaney@avtrex.com>
3145 * config/mips/mips.md (immediate_insn): Move up in file, fix
3146 comment typo, reformat.
3147 (fetchop_bit, atomic_hiqi_op memory_barrier,
3148 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
3149 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
3150 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
3151 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
3152 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
3153 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
3154 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
3155 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
3156 sync_old_nand<mode>, sync_new_nand<mode>,
3157 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
3158 test_and_set_12): Moved to sync.md.
3160 * config/mips/sync.md: New file.
3162 2008-08-25 Richard Henderson <rth@redhat.com>
3164 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
3165 (regsave): Likewise.
3166 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
3167 (output_cfi_directive): Likewise.
3168 (div_data_align): New.
3169 (output_cfi): Use it.
3171 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
3173 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
3174 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
3175 (TARGET_OCTEON): New macro.
3176 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
3177 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
3178 (ISA_HAS_POP): New macro.
3179 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3181 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3183 * config/mips/mips.md (cpu): Add octeon.
3184 (type): Add pop attribute value.
3185 (popcount<mode>2): New pattern.
3186 * doc/invoke.texi (-march=@var{arch}): Add octeon.
3188 2008-08-24 Jan Hubicka <jh@suse.cz>
3190 * doc/invoke.texi (-fipa-cp-clone): New option.
3191 (-fipa-cp): Update docs.
3192 (--param ipcp-unit-growth):New.
3193 * ipa-cp.c: Include fibheap.h, params.h
3194 (ipcp_initialize_node_lattices): When not cloning, all externally
3195 visible functions are bottom.
3196 (ipcp_need_redirect_p): Accept clones.
3197 (ipcp_insert_stage): Use cost driven heuristics.
3198 (max_count, dead_nodes): New static vars.
3199 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
3200 ipcp_const_param_count): New functions.
3201 * common.opt (ipa-cp-clone): New command line option.
3202 * params.def (ipcp-unit-growth): New.
3204 2008-08-24 Jan Hubicka <jh@suse.cz>
3206 * tree-inline.c (tree_function_versioning): Look harder
3207 for referenced vars.
3209 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
3211 PR tree-optimization/37185
3212 * matrix-reorg.c (transform_access_sites): Update changed stmt.
3214 2008-08-23 Jan Hubicka <jh@suse.cz>
3216 * ipa-cp.c (ipcp_analyze_node): New function.
3217 (ipcp_update_cloned_node): Use it.
3218 (ipcp_init_stage): Likewise.
3219 * ipa-inline.c (function_insertion_hook_holder): New static var.
3220 (analyze_function): Break out from ....
3221 (inline_generate_summary): Here; register insertion hook.
3222 (cgraph_decide_inlining): Remove hook.
3223 (add_new_function): New function.
3225 2008-08-23 Jan Hubicka <jh@suse.cz>
3227 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
3229 2008-08-23 Jan Hubicka <jh@suse.cz>
3231 * ipa-cp.c (constant_val_insert): Remove.
3232 (ipcp_propagate_one_const): Remove.
3233 (ipcp_create_replace_map): Always insert replacements to the map.
3234 (ipcp_insert_stage): Do not try to insert statements by hand.
3235 * tree-inline.c (insert_init_stmt): Break out from ...
3236 (setup_one_parameter): ... here; allow NULL BB pointer.
3237 (tree_function_versioning): Use setup_one_parameter to process
3240 2008-08-23 Jan Hubicka <jh@suse.cz>
3242 * tree.c (decl_address_ip_invariant_p): New function.
3243 * tree.h (decl_address_ip_invariant_p): Declare.
3244 * gimple.c (strip_invariant_refs): Break out from ...
3245 (is_gimple_invariant_address): ... here
3246 (is_gimple_ip_invariant_address): New function.
3247 (is_gimple_ip_invariant): New function.
3248 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
3251 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
3252 (ipcp_lat_is_insertable): All constants are insertable.
3253 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
3254 IPA_CONST_VALUE_REF.
3255 (ipcp_initialize_node_lattices): Propagate all types of operands.
3256 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
3257 (ipcp_create_replace_map): Reformat.
3258 (ipcp_need_redirect_p): Simplify.
3259 (ipcp_insert_stage): Check that argument is used before clonning.
3260 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
3261 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
3262 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
3263 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
3264 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
3265 (jump_func_type): Remove IPA_CONST_VALUE_REF.
3266 * tree-inline.c (tree_function_versioning): Add variables referenced by
3269 2008-08-23 Jan Hubicka <jh@suse.cz>
3272 * i386.c (standard_80387_constant_p): Use optimize_size.
3274 2008-08-23 Ira Rosen <irar@il.ibm.com>
3276 PR tree-optimization/37161
3277 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
3278 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
3279 (vect_determine_vectorization_factor): Move the scalar type
3280 retrieval to vect_get_smallest_scalar_type.
3281 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
3282 scalar type. Remove redundant computation.
3283 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
3284 (vect_get_slp_defs): Take the type of RHS into account if
3285 necessary by calling vect_get_smallest_scalar_type. Call
3286 vect_get_constant_vectors with additional argument.
3288 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3291 * doc/invoke.texi (Wwrite-strings): Clarify description.
3293 2008-08-23 Ira Rosen <irar@il.ibm.com>
3295 PR tree-optimization/37174
3296 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
3297 def stmt is a part of the loop before accessing its stmt_vec_info.
3299 2008-08-22 Anatoly Sokolov <aesok@post.ru>
3302 * config/avr/avr.md (UNSPEC_SWAP): New constants.
3303 (*swap): New insn pattern.
3304 (*ashlqi3): Rename from ashlqi3 insn pattern.
3305 (ashlqi3): New expanders.
3306 (*lshrqi3): Rename from lshrqi3 insn pattern.
3307 (lshrqi3): New expanders.
3308 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
3309 lshrqi3_const5, lshrqi3_const6): New splitters.
3310 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
3311 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
3314 2008-08-22 Richard Guenther <rguenther@suse.de>
3316 PR tree-optimization/37078
3317 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
3318 [+INF, +INF] ranges.
3320 2008-08-22 Richard Guenther <rguenther@suse.de>
3322 PR tree-optimization/37143
3323 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
3324 a conversion statement instead of a copy.
3326 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
3329 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
3330 CCCmode, CCOmode and CCSmode destination modes.
3333 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
3334 from different units in a single alternative.
3335 (*vec_extractv2sf_1): Ditto.
3336 (*vec_extractv2si_0): Ditto.
3337 (*vec_extractv2si_1): Ditto.
3338 * config/i386/sse.md (sse2_storehpd): Ditto.
3339 (sse2_storelpd): Ditto.
3340 (sse2_loadhpd): Ditto.
3341 (sse2_loadlpd): Ditto.
3344 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
3345 (popcountsi2): Ditto.
3346 (clzdi2_abm): Ditto.
3347 (popcountdi2): Ditto.
3348 (clzhi2_abm): Ditto.
3349 (popcounthi2): Ditto.
3351 2008-08-22 Richard Guenther <rguenther@suse.de>
3355 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
3356 if the multiplication does not overflow.
3358 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3360 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
3362 2008-08-21 Richard Henderson <rth@redhat.com>
3364 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
3365 spurrious comma from test.
3366 * configure: Rebuild.
3368 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3371 * builtins.c (fold_builtin_next_arg): Add warning about undefined
3374 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3376 * c-tree.h (grokfield): New argument.
3377 * c-decl.c (grokfield): Handle new location argument.
3378 * c-parser.c (c_parser_struct_declaration): Pass location to
3381 2008-08-21 Richard Guenther <rguenther@suse.de>
3383 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
3385 2008-08-21 Jan Hubicka <jh@suse.cz>
3387 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
3388 (cgraph_add_function_insertion_hook,
3389 cgraph_remove_function_insertion_hook,
3390 cgraph_call_function_insertion_hooks): New functions.
3391 * cgraph.h (cgraph_add_function_insertion_hook,
3392 cgraph_remove_function_insertion_hook,
3393 cgraph_call_function_insertion_hooks): Declare.
3394 * ipa-reference.c (function_insertion_hook_holder): New variable.
3395 (check_operand, look_for_address_of): When checking late, do not care
3396 about module bitmaps.
3397 (add_new_function): New function.
3398 (generate_summary): Register hooks; zero module bitmaps.
3399 (propagate): Unregister hooks.
3400 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
3401 (add_new_function): New function.
3402 (generate_summary): Register hook.
3403 (propagate): Remove hook.
3405 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
3407 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
3408 * ipa-cp.c (ipcp_update_cloned_node): New function.
3409 (build_const_val): Handle functions correctly; bring type logic
3410 into sync with tree-inline.c
3411 (ipcp_init_stage): Take care of computing stuff needed by
3412 indirect inlining; update clones.
3413 (ipcp_generate_summary): Break out of ipcp_driver.
3414 (ipcp_driver): Do only execution and transformation.
3415 (pass_ipa_cp): Make IPA_PASS.
3416 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
3418 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
3419 ipcp, some info is already available.
3420 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
3421 * tree-inline.c (remap_ssa_name): Unshare expression.
3423 2008-08-21 Richard Guenther <rguenther@suse.de>
3425 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
3426 a PHI ask VN if it is already available.
3427 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
3428 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
3430 2008-08-21 Richard Guenther <rguenther@suse.de>
3433 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
3434 makes sure to produce a result of the correct type.
3436 2008-08-21 Jan Hubicka <jh@suse.cz>
3437 Backport from LTO branch:
3439 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3440 Jan Hubicka <jh@suse.cz>
3443 (init_state, finish_state, set_function_state, generate_summary):
3445 (scan_stmt): Renamed from scan_function. Changed to keep state in
3446 local static vars rather than cgraph aux field.
3447 (propagate): Renamed from static_execute. Changed to keep state in
3448 local static vars rather than cgraph aux field.
3449 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
3450 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
3452 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3454 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
3455 * ipa-reference.c (init_function_info, generate_summary,
3456 propagate): New functions.
3457 (analyze_function): Call init_function_info.
3458 (static_execute): Stripped into generate_summary and propagate.
3459 (pass_ipa_reference): Made into ipa_opt_pass.
3461 2008-08-21 Richard Guenther <rguenther@suse.de>
3463 PR tree-optimization/37181
3464 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
3466 (extract_range_from_unary_expr): Likewise.
3468 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3470 * diagnostic.c (pedwarn_at): Rename as pedwarn.
3472 * toplev.h (pedwarn_at): Likewise.
3473 * builtins.c: Update all calls to pedwarn.
3474 * c-lex.c: Likewise.
3475 * toplev.c: Likewise.
3476 * c-tree.h: Likewise.
3477 * c-decl.c: Likewise.
3478 * c-errors.c: Likewise.
3479 * c-typeck.c: Likewise.
3480 * c-common.c: Likewise.
3481 * c-parser.c: Likewise.
3483 2008-08-20 Joseph Myers <joseph@codesourcery.com>
3486 * config/sparc/sparc.c (function_arg_slotno): Handle structure
3487 with MODE_VECTOR_INT mode.
3489 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3492 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
3493 initialized outside the current module.
3494 (warn_uninitialized_var): Ignore left-hand side when walking the
3495 trees. Ignore address expressions. Examine VUSE operands in gimple
3496 statements with a variable declaration on the right-hand side.
3498 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
3501 * rtlanal.c (subreg_offset_representable_p): Revert last change.
3503 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3506 * c-common.c (conversion_warning): Do not warn if applying bit-and
3507 operator to unsigned constant that fits in the target type.
3509 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3512 * c-common.c (conversion_warning): Do not warn for artificial
3515 2008-08-20 Richard Guenther <rguenther@suse.de>
3517 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
3518 (extract_range_from_binary_expr): Fall back to constant propagation.
3519 (extract_range_from_unary_expr): Likewise.
3521 2008-08-20 Richard Guenther <rguenther@suse.de>
3523 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
3524 with TREE_THIS_VOLATILE on shared nodes.
3525 (fold_stmt_r): Likewise.
3527 2008-08-20 Jakub Jelinek <jakub@redhat.com>
3530 * c-parser.c (c_parser_attributes): For keywords use canonical
3531 spelling for attr_name.
3533 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3535 * value-prof.c (check_counter): Revert wrong call to error.
3537 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3539 * profile.c: Update calls to inform.
3540 * value-prof.c: Update calls to inform.
3542 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3544 * diagnostic.c (inform): Add an explicit location_t parameter.
3545 * toplev.h (inform): Update declaration.
3546 * builtins.c: Update all calls to inform.
3547 * c-common.c: Likewise.
3548 * c-decl.c: Likewise.
3549 * c-opts.c: Likewise.
3550 * c-pch.c: Likewise.
3551 * c-pragma.c: Likewise.
3552 * c-typeck.c: Likewise.
3553 * coverage.c: Likewise.
3555 * toplev.c: Likewise.
3556 * tree-cfg.c: Likewise.
3557 * tree-ssa.c: Likewise.
3559 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
3562 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
3563 V2DI mode, for SSE4.1, use movq instead of vector set if the
3564 second element is zero and inter-unit moves are OK.
3566 2008-08-20 Richard Guenther <rguenther@suse.de>
3568 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
3569 properly handle conversion/copy chains after tuplification.
3571 2008-08-20 Richard Guenther <rguenther@suse.de>
3573 * passes.c (init_optimization_passes): Move the second
3574 forwprop pass before alias computation. Remove the second
3575 DCE pass. Remove the first dominator and phi copy/const
3578 2008-08-20 Nick Clifton <nickc@redhat.com>
3580 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
3581 support of this feature. Do not assume that a sufficiently new
3582 assembler will support the feature regardless of the target type.
3583 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
3584 * configure: Regenerate.
3586 2008-08-20 Richard Guenther <rguenther@suse.de>
3588 * tree-vrp.c (found_in_subgraph): Remove.
3589 (live): New global static.
3590 (live_on_edge): New function.
3591 (blocks_visited): Remove.
3592 (register_edge_assert_for_2): Use live_on_edge.
3593 (find_conditional_asserts): Remove code dealing with
3594 found_in_subgraph. Do not walk the CFG.
3595 (find_switch_asserts): Likewise.
3596 (find_assert_locations_1): Renamed from find_assert_locations.
3597 Move finding assert locations for conditional and switch
3598 statements first. Update live bitmap. Do not walk the CFG.
3599 (find_assert_locations): New function.
3600 (insert_range_assertions): Remove entry of CFG walk.
3601 Adjust call to find_assert_locations.
3602 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
3603 that only can appear because of fake exit edges but assert we
3604 never try to insert on those.
3605 (fini_pre): Do not remove fake exit edges here...
3606 (execute_pre): ...but here, before committing edge inserts.
3608 2008-08-19 Richard Guenther <rguenther@suse.de>
3610 * passes.c (init_optimization_passes): Exchange store-ccp
3613 2008-08-19 Rafael Espindola <espindola@google.com>
3615 * varasm.c (weak_decls): Move earlier in the file.
3616 (assemble_external): Add weak decls to the weak_decls list.
3617 (declare_weak): Don't add decls to the weak_decls list.
3619 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
3622 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
3623 before (sse2_shufpd_<mode>).
3625 2008-08-19 Jakub Jelinek <jakub@redhat.com>
3628 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
3629 * tree.c (block_nonartificial_location): Likewise.
3631 2008-08-19 Richard Guenther <rguenther@suse.de>
3633 PR tree-optimization/35972
3634 PR tree-optimization/23094
3635 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
3637 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
3638 handle MISALIGNED_INDIRECT_REF.
3639 (get_ref_from_reference_ops): New helper.
3640 (vn_reference_lookup_pieces): Walk the use-def chain using the
3641 alias-oracle if requested.
3642 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
3643 walking the use-def chain.
3644 (compute_avail): But not here.
3645 (create_component_ref_by_pieces_1): Properly handle
3646 MISALIGNED_INDIRECT_REF.
3647 (do_regular_insertion): Handle fully redundant
3648 expressions after PHI-translation also for SSA_NAME values, not
3649 only constants. Correctly use edoubleprime for that.
3651 2008-08-19 Ira Rosen <irar@il.ibm.com>
3653 * tree-vectorizer.c (supportable_widening_operation): Support
3654 multi-step conversion, return the number of steps in such conversion
3655 and the required intermediate types.
3656 (supportable_narrowing_operation): Likewise.
3657 * tree-vectorizer.h (vect_pow2): New function.
3658 (supportable_widening_operation): Change argument types.
3659 (supportable_narrowing_operation): Likewise.
3660 (vectorizable_type_promotion): Add an argument.
3661 (vectorizable_type_demotion): Likewise.
3662 * tree-vect-analyze.c (vect_analyze_operations): Call
3663 vectorizable_type_promotion and vectorizable_type_demotion with
3664 additional argument.
3665 (vect_get_and_check_slp_defs): Detect patterns.
3666 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
3668 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
3669 vect_build_slp_tree with correct arguments. Calculate unrolling factor
3670 according to the smallest type in the loop.
3671 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
3672 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
3673 supportable_widening_operation with correct arguments.
3674 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
3675 operands lists according to the number of vector statements in left
3676 or right node, if exists.
3677 (vect_gen_widened_results_half): Remove unused argument.
3678 (vectorizable_conversion): Call supportable_widening_operation,
3679 supportable_narrowing_operation, and vect_gen_widened_results_half
3680 with correct arguments.
3681 (vectorizable_assignment): Change documentation, support multiple
3683 (vectorizable_operation): Likewise.
3684 (vect_get_loop_based_defs): New function.
3685 (vect_create_vectorized_demotion_stmts): Likewise.
3686 (vectorizable_type_demotion): Support loop-aware SLP and general
3687 multi-step conversion. Call vect_get_loop_based_defs and
3688 vect_create_vectorized_demotion_stmts for transformation.
3689 (vect_create_vectorized_promotion_stmts): New function.
3690 (vectorizable_type_promotion): Support loop-aware SLP and general
3691 multi-step conversion. Call vect_create_vectorized_promotion_stmts
3693 (vectorizable_store): Change documentation, support multiple
3695 (vectorizable_load): Likewise.
3696 (vect_transform_stmt): Pass SLP_NODE to
3697 vectorizable_type_promotion and vectorizable_type_demotion.
3698 (vect_schedule_slp_instance): Move here the calculation of number
3699 of vectorized statements for each node from...
3700 (vect_schedule_slp): ... here.
3701 (vect_transform_loop): Call vect_schedule_slp without the last
3704 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
3707 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
3708 to == in assert statement.
3709 (vectorizable_reduction): Fix typo.
3711 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3714 * value-prof.c (check_counter): Dereference pointer to overall
3715 count when printing it.
3717 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3719 * profile.h: Really add it.
3721 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3723 * mcf.c: Really add it.
3725 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
3726 Vinodha Ramasamy <vinodha@google.com>
3728 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
3730 * value-prof.c (check_counter): Fix the counter if
3731 flag_profile_correction is true.
3732 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3733 tree_mod_subtract_transform):
3734 Follow check_counter parameter change.
3735 * common.opt (fprofile-correction): New option.
3737 * profile.h: Likewise.
3738 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
3739 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
3740 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
3742 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
3743 flag_profile_correction is set.
3745 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
3747 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
3749 2008-08-18 Tomas Bily <tbily@suse.cz>
3751 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
3752 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
3754 * tree-data-ref.c (split_constant_offset_1): Likewise.
3755 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
3756 * tree-sra.c (sra_walk_expr): Likewise.
3757 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
3758 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3759 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
3760 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
3762 * gimple.c (gimple_assign_unary_nop_p): Likewise.
3763 * tree-vect-transform.c (vectorizable_type_demotion)
3764 (vectorizable_type_promotion): Likewise.
3765 * tree-inline.c (expand_call_inline):
3766 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3767 (forward_propagate_addr_expr_1, forward_propagate_comparison)
3768 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3769 * expr.c (expand_expr_real_1): Likewise.
3770 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
3771 (gimple_assign_unary_useless_conversion_p): Likewise.
3772 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3773 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
3774 * fold-const.c (fold_unary): Likewise.
3775 * tree.h (CONVERT_EXPR_P): Likewise.
3776 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
3777 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3779 (register_edge_assert_for_2, extract_range_from_unary_expr)
3780 (register_edge_assert_for_1): Likewise.
3782 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3784 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
3785 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
3786 (enum real_value_const): Delete.
3787 (get_real_const): Delete.
3788 * real.c (get_real_const): Delete.
3789 (dconst_e_ptr): Define.
3790 (dconst_third_ptr): Define.
3791 (dconst_sqrt2_ptr): Define.
3792 * builtins.c: Update all callers.
3794 2008-08-18 Richard Guenther <rguenther@suse.de>
3796 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
3797 statement iterator after statement removal.
3799 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
3801 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
3802 (detect_processor_freebsd): Likewise.
3803 (host_detect_local_cpu): Call newly added functions for FreeBSD.
3805 2008-08-18 Richard Guenther <rguenther@suse.de>
3807 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
3808 and loads have the correct types.
3810 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3813 * c-opts.c (cpp_opts): Remove static.
3814 * c-parser.c (cpp_opts): Declare it extern.
3815 (disable_extension_diagnostics): Handle cpp options.
3816 (enable_extension_diagnostics): Likewise.
3818 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3820 * diagnostics.c (permerror_at): Rename as permerror.
3821 (permerror): Delete.
3822 * toplev.h: Likewise.
3824 2008-08-18 Richard Guenther <rguenther@suse.de>
3826 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
3827 sdse1 and addressables2 passes. Replace dce1 with cddce1.
3828 Move call_cdce before build_alias. Move copyrename2,
3829 cunrolli and ccp2 beafore build_alias. Re-add addressable2
3830 right after final inlining.
3831 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
3832 (pass_build_cfg): But instead via TODO_dump_func.
3834 2008-08-18 Richard Guenther <rguenther@suse.de>
3836 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
3838 (scalarize_init): If we failed to generate some initializers
3839 do not generate zeros for not instantiated members. Instead
3840 rely on the copy out.
3841 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
3842 about missing flow-sensitive alias info only if we have
3845 2008-08-17 Nick Clifton <nickc@redhat.com>
3847 * doc/extend.texi (Function Attributes): Fix typo in description
3848 if hot function attribute.
3850 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
3851 Richard Sandiford <rdsandiford@googlemail.com>
3853 * doc/install.texi (--with-mips-plt): Document.
3854 * doc/invoke.texi (-mplt, -mno-plt): Document.
3855 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
3856 and handle ${with_mips_plt}.
3857 * config/mips/mips.opt (mplt): New option.
3858 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
3859 (TARGET_ABICALLS_PIC2): Likewise.
3860 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
3861 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
3862 (ASM_SPEC): Use !mabi=* instead of !mabi*.
3863 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
3864 to decide whether to output ".option picX" directives.
3865 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
3866 Pass -call_nonpic rather than -KPIC for -mplt.
3867 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
3868 on the command line. Also remove it when -mabi=64 is used without
3870 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
3871 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
3872 TARGET_ABICALLS_PIC0.
3873 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
3875 (mips16_build_function_stub): Only output ".option pic" directives
3876 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
3877 (mips16_build_call_stub): Fix comment and remove redundant
3878 ".set at"/"set .noat" directives.
3879 (mips_function_rodata_section): Use the default behaviour for
3880 TARGET_ABSOLUTE_ABICALLS.
3881 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
3882 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
3883 (mips_restore_gp): Do nothing if the current function doesn't use
3885 (mips_expand_prologue): Only save $gp if the current function uses it.
3886 Use a normal move for TARGET_ABICALLS_PIC0.
3887 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
3889 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
3891 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
3892 of function when handling GLOBAL_POINTER_REGNUM.
3894 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
3897 * common.opt (-fstack-check): Do not declare the variable here.
3898 (-fstack-check=): New option variant.
3899 * doc/invoke.texi (Code Gen Options): Document it.
3900 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
3901 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
3902 (STACK_CHECK_STATIC_BUILTIN): New macro.
3903 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
3904 * opts.c: Include expr.h.
3905 (common_handle_option) <OPT_fold_stack_check_>: New case.
3906 <OPT_fstack_check>: Likewise.
3907 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
3908 consistently in the test for variable-sized types. Adjust for
3909 new behaviour of flag_stack_check.
3910 * explow.c: Include except.h.
3911 (allocate_dynamic_stack_space): Do not take into account
3912 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
3913 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
3914 for variable-sized parameters. Treat all parameters whose size is
3915 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
3916 stack checking is enabled.
3917 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
3918 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
3919 if generic stack checking is enabled.
3920 (expand_function_end): Adjust for new behaviour of flag_stack_check.
3921 * reload1.c (reload): Likewise.
3922 * stmt.c (expand_decl): Assert that all automatic variables have
3923 fixed size at this point and remove dead code.
3924 * flags.h (stack_check_type): New enumeration type.
3925 (flag_stack_check): Declare.
3926 * toplev.c (flag_stack_check): New global variable.
3927 * Makefile.in (opts.o): Add dependency on EXPR_H.
3928 (explow.o): Add dependency on except.h.
3930 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
3932 * config/avr/avr.c (avr_override_options): Reduce value of
3933 PARAM_INLINE_CALL_COST.
3935 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
3937 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
3938 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
3939 lieu of TYPE_MODE (type) throughout.
3941 2008-08-15 Joseph Myers <joseph@codesourcery.com>
3943 * config/arm/arm.c (add_minipool_backward_ref): Check for
3944 8-byte-aligned entries in second case of forcing insertion after a
3945 particular entry. Change third case to avoid inserting
3946 non-8-byte-aligned entries before 8-byte-aligned ones.
3948 2008-08-15 Richard Guenther <rguenther@suse.de>
3950 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
3951 strip components for unknown size accesses.
3953 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
3955 * config/s390/2097.md New file.
3956 * config/s390/s390.md ("z10prop" attribute): Define none,
3957 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
3958 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
3959 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
3960 possible values and apply them to insns as appropriate.
3961 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
3962 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
3963 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
3964 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
3966 ("bfp" mode attribute): Removed. Every occurence replaced
3968 * config/s390/s390.c (struct "z10_cost"): Updated entries.
3969 * config/s390/2084.md (insn_reservation "x_itof"): Updated
3972 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3975 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
3978 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
3980 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
3981 additional argument. Support reduction when duplication is needed due
3982 to data-types of different sizes in the loop.
3983 (get_initial_def_for_induction): Fix printout.
3984 (vect_get_vec_def_for_stmt_copy): Support case where the
3985 vec_stmt_for_operand is a phi node.
3986 (vectorizable_reduction): Support reduction when duplication is needed
3987 due to data-types of different sizes in the loop.
3988 (vectorizable_call): Remove restriction to not vectorize in case we
3989 have data-types of different sizes in the loop.
3990 (vectorizable_conversion): Likewise.
3991 (vectorizable_operation): Likewise.
3992 (vectorizable_type_demotion): Likewise.
3993 (vectorizable_type_promotion): Likewise.
3994 (vectorizable_induction): Add restriction to not vectorize in case
3995 we have data-types of different sizes in the loop.
3997 2008-08-14 Christophe Saout <christophe@saout.de>
3998 Uros Bizjak <ubizjak@gmail.com>
4001 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
4002 (*vec_concatv2di_rex64_sse4_1): Ditto.
4003 (*vec_concatv2di_rex64_sse): Ditto.
4005 2008-08-14 Jakub Jelinek <jakub@redhat.com>
4008 * fold-const.c (fold_widened_comparison): Do not allow
4009 sign changes that change the result even if shorter type
4010 is wider than arg1_unw's type.
4012 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
4014 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
4015 Skip if the multilib testing specifies -march that does not
4016 agree with the one specified in the testcase.
4018 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4020 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
4021 zero extend SImode values being converted to TFmode before passing
4024 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4026 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
4027 __PPU__ when targeting the Cell/B.E. PPU processor.
4029 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
4031 * gimple.h (gimple_call_set_chain): Accept SSA variables.
4032 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
4033 Rematerialize the static chain, if any.
4034 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
4037 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4039 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
4040 (new_loc_descr): Likewise.
4041 (add_loc_descr): Likewise.
4042 (size_of_loc_descr): Likewise.
4043 (size_of_locs): Likewise.
4044 (output_loc_operands): Likewise.
4045 (output_loc_sequence): Likewise.
4046 (new_reg_loc_descr): New.
4047 (build_cfa_loc): Use it.
4048 (build_cfa_aligned_loc): Likewise.
4049 (one_reg_loc_descriptor): Likewise.
4050 (based_loc_descr): Likewise.
4052 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4055 * doc/invoke.texi (Wmain): Update.
4056 * c-decl.c (start_decl): warn_main is only 0 or 1.
4057 (start_function): Likewise. Fix formatting.
4058 (finish_function): Delete redundant warning.
4059 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
4060 * c-opts (c_common_handle_option): -Wall only has effect if
4061 warn_main is uninitialized. OPT_Wmain is automatically
4062 handled. -pedantic also enables Wmain.
4063 (c_common_post_options): Handle all logic for Wmain here.
4064 * c-common.c (warn_main): Delete.
4065 (check_main_parameter_types): Make pedwarns conditional on
4067 * c-common.h (warn_main): Delete.
4069 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4072 * expr.c (emit_group_store): Allocate stack temp with the
4073 largest alignment when copying from register to stack.
4075 2008-08-13 Richard Guenther <rguenther@suse.de>
4077 * tree.h (maybe_fold_offset_to_address): Declare.
4078 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
4079 (ccp_fold): Handle pointer conversions the same as fold_stmt.
4080 Likewise for POINTER_PLUS_EXPR.
4081 (maybe_fold_offset_to_reference): Enable disabled code.
4082 (maybe_fold_offset_to_address): New function.
4083 (fold_stmt_r): Use it.
4084 (fold_gimple_assign): Likewise.
4085 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
4086 (gimplify_expr): Likewise.
4088 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4090 * toplev.h (pedwarn_at): Fix declaration.
4092 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4094 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4095 LINK_SPEC): Use %R in -Y P argument.
4097 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4100 * diagnostic.c (pedwarn_at): New.
4101 * toplev.h (pedwarn_at): Declare.
4102 * c-tree.h (build_enumerator): Update declaration.
4103 * c-decl.c (finish_enum): Update comment.
4104 (build_enumerator): Take a location parameter. Give a pedwarn but do
4105 not perform any conversion.
4106 * c-parser.c (c_parser_enum_specifier): Set correct location for
4109 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4112 * c-common.c (conversion_warning): Use a switch. Ignore boolean
4113 expressions except for conversions to signed:1 bitfields. Handle
4114 COND_EXPR with constant operands.
4116 2008-08-13 Richard Guenther <rguenther@suse.de>
4118 PR tree-optimization/15255
4119 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
4120 (struct oecount_s): New struct and VEC types.
4122 (oecount_hash): New function.
4123 (oecount_eq): Likewise.
4124 (oecount_cmp): Likewise.
4125 (zero_one_operation): New function.
4126 (build_and_add_sum): Likewise.
4127 (undistribute_ops_list): Perform un-distribution of multiplication
4128 and division on the chain of summands.
4129 (should_break_up_subtract): Also break up subtracts for factors.
4130 (reassociate_bb): Delete dead visited statements.
4131 Call undistribute_ops_list. Re-sort and optimize if it did something.
4132 * passes.c (init_optimization_passes): Move DSE before
4134 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
4137 2008-08-12 Janis Johnson <janis187@us.ibm.com>
4139 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
4141 * doc/invoke.texi: Revert unintended checkin.
4143 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
4146 * gcc.c (include_spec_function): Tweak call to find_a_file.
4148 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4151 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
4152 and TRUTH_ORIF_EXPR.
4153 * dojump.c (do_jump): Likewise.
4155 PR tree-optimization/37084
4156 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
4157 if id->regimplify, don't assume stmt is a cast assignment.
4159 2008-08-12 Anatoly Sokolov <aesok@post.ru>
4161 * final.c (final_scan_insn): Use app_enable/app_disable functions.
4163 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4166 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
4169 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4171 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
4172 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
4174 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
4175 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
4176 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
4177 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
4178 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
4180 * doc/tm.texi (Storage Layout): Remove documentation for
4181 TARGET_FLOAT_FORMAT.
4183 * simplify-rtx.c (simplify_binary_operation_1): Replace
4184 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
4186 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4188 * real.h (struct real_format): New member has_sign_dependent_rounding.
4189 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
4190 spu_single_format, ieee_double_format, mips_double_format,
4191 motorola_double_format, ieee_extended_motorola_format,
4192 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4193 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4194 mips_extended_format, ieee_quad_format, mips_quad_format,
4195 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4196 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4198 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4199 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4200 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4201 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4202 (ROUND_TOWARDS_ZERO): Likewise.
4204 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
4205 (FLOAT_MODE_FORMAT): New macro.
4206 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
4207 (MODE_COMPOSITE_P): ... this new macro.
4208 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4209 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
4210 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
4212 * flags.h: Include "real.h".
4214 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
4215 REAL_MODE_FORMAT_COMPOSITE_P.
4216 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4218 * doc/tm.texi (Storage Layout): Remove documentation of
4219 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4220 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
4221 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
4222 they only apply to libgcc2.a.
4224 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4226 * config/spu/float_disf.c: New file.
4227 * config/spu/float_unsdisf.c: New file.
4228 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
4229 (LIB2FUNCS_EXCLUDE): Define.
4231 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4232 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4234 * real.h (struct real_format): New member round_towards_zero.
4235 * real.c (round_for_format): Respect fmt->round_towards_zero.
4236 (ieee_single_format, mips_single_format, motorola_single_format,
4237 spu_single_format, ieee_double_format, mips_double_format,
4238 motorola_double_format, ieee_extended_motorola_format,
4239 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4240 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4241 mips_extended_format, ieee_quad_format, mips_quad_format,
4242 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4243 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4245 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
4246 real_format to choose rounding mode when calling MPFR functions.
4247 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
4248 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
4250 * real.h (real_to_decimal_for_mode): Add prototype.
4251 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
4252 Respect target rounding mode when generating decimal representation.
4253 (real_to_decimal): New stub for backwards compatibility.
4254 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
4255 real_to_decimal_for_mode instead of real_to_decimal.
4257 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
4259 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4260 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4262 * real.c (spu_single_format): New variable.
4263 * real.h (spu_single_format): Declare.
4265 * config/spu/spu.c (spu_override_options): Install SFmode format.
4266 (spu_split_immediate): Use integer mode to operate on pieces of
4267 floating-point values in all cases.
4269 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
4270 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
4271 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
4273 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4275 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
4277 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4279 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
4281 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4284 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
4285 on the VAR_DECL instead of TYPE_READONLY on its type.
4287 2008-08-12 Ira Rosen <irar@il.ibm.com>
4289 * tree-vectorizer.c: Depend on langhooks.h.
4290 (supportable_widening_operation): Add two arguments. Support double
4292 (supportable_narrowing_operation): Likewise.
4293 * tree-vectorizer.h (supportable_widening_operation): Add two
4295 (supportable_narrowing_operation): Likewise.
4296 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
4297 supportable_widening_operation with correct arguments.
4298 * tree-vect-transform.c (vectorizable_conversion): Likewise.
4299 (vectorizable_type_demotion): Support double type conversions.
4300 (vectorizable_type_promotion): Likewise.
4301 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
4303 2008-08-11 Michael Matz <matz@suse.de>
4305 * i386/i386.c (override_options): Move initialisation from
4306 flag_schedule_insns_after_reload to here from ...
4307 (optimization_options): ... here.
4309 2008-08-11 Jakub Jelinek <jakub@redhat.com>
4311 PR rtl-optimization/36998
4312 * dwarf2out.c (compute_barrier_args_size_1,
4313 compute_barrier_args_size): Temporarily remove assertions.
4315 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4318 * tree-ssa.c (struct walk_data): Add new flag
4319 warn_possibly_uninitialized.
4320 (warn_uninitialized_var): Use it.
4321 (warn_uninitialized_vars): New.
4322 (execute_early_warn_uninitialized): Call it.
4323 (execute_late_warn_uninitialized): Likewise.
4325 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4328 * reload1.c (gen_reload): Guard calls to get_secondary_mem
4331 2008-08-09 Jan Hubicka <jh@suse.cz>
4334 * optabs.c (maybe_emit_unop_insn): Remove produced code if
4336 (expand_fix): Be prepared for expansion to fail.
4337 (expand_sfix_optab): Remove instructions if expansion failed.
4339 2008-08-09 Anatoly Sokolov <aesok@post.ru>
4341 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
4343 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
4344 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4346 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4348 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
4349 mips/t-libgcc-mips16 to tmake_file.
4350 * config/mips/mips-protos.h (mips_call_type): New enum.
4351 (mips_pic_base_register, mips_got_load): Declare.
4352 (mips_restore_gp): Take an rtx argument.
4353 (mips_use_pic_fn_addr_reg_p): Declare.
4354 (mips_expand_call): Replace the sibcall_p argument with
4355 a mips_call_type argument. Add a lazy_p parameter.
4356 (mips_split_call): Declare.
4357 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
4358 (MIPS16_PIC_TEMP): Likewise.
4359 (reg_class): Delete M16_NA_REGS.
4360 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4361 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
4362 (mips_split_hi_p): Declare.
4363 * config/mips/mips.c (mips_split_hi_p): New array.
4364 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
4365 (mips_got_symbol_type_p): New function.
4366 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
4367 (mips16_stub_function_p): New function.
4368 (mips16_local_function_p): Likewise.
4369 (mips_use_pic_fn_addr_reg_p): Likewise.
4370 (mips_cannot_force_const_mem): Return false for HIGHs.
4371 Extend CONST_INT and symbolic handling to MIPS16, using
4372 mips_symbol_insns to check that the base symbol type is a
4373 legitimate constant. Reject GOT-based constants if
4374 TARGET_MIPS16_PCREL_LOADS.
4375 (mips_const_insns): Check targetm.cannot_force_const_mem when
4376 decomposing a symbolic base and a large offset.
4377 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
4378 When calling a function that needs $25 from MIPS16 code,
4379 move the target address into $25 separately and add a USE
4381 (mips16_gp_pseudo_reg): Insert the initializer immediately
4382 before the first real insn.
4383 (mips_pic_base_register, mips_got_load): New functions.
4384 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
4385 parameter to LOW_OUT. Say that it can be any valid SET_SRC
4386 when splitting a load-address operation. Split SYMBOL_GOT_DISP
4387 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
4388 (mips_call_tls_get_addr): Update the call to mips_expand_call,
4389 also passing NULL_RTX rather than const0_rtx as the aux argument.
4390 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
4391 instead of TARGET_EXPLICIT_RELOCS.
4392 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
4393 (mips_load_call_address): Replace the sibcall_p argument with
4394 a mips_call_type argument. Use mips_got_load.
4395 (mips16_local_alias): New structure.
4396 (mips16_local_aliases): New variable.
4397 (mips16_local_aliases_hash): New function.
4398 (mips16_local_aliases_eq): Likewise.
4399 (mips16_local_alias): Likewise.
4400 (mips16_stub_function): Likewise.
4401 (mips16_build_function_stub): Create a local alias for the target
4402 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
4403 .cpload directive and an R_MIPS_NONE relocation for the target
4404 function, then load the alias rather than the function itself.
4405 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
4406 (mips16_copy_fpr_return_value): Use mips16_stub_function and
4407 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
4408 (mips16_build_call_stub): Replace the FN parameter with an
4409 FN_PTR parameter. Force the address into a register if it
4410 isn't a call_insn_operand; don't rely on the caller to do this.
4411 If a call to a locally-defined and locally-binding MIPS16
4412 function must be made indirectly, redirect the call to the
4413 function's local alias. Use mips16_stub_function_p,
4414 mips16_stub_function, mips_expand_call and use_reg.
4415 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
4416 Use explicit %hi and %lo accesses where possible.
4417 Use MIPS_CALL to generate the correct code form of a
4418 jal instruction. Add clobbers of $18 instead of uses.
4419 Update the call to mips_emit_call_insn.
4420 (mips_expand_call): Replace the SIBCALL_P argument with a
4421 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
4422 Take a LAZY_P parameter. Call mips16_build_call_stub first,
4423 allowing it to modify the call address. Update the calls to
4424 mips_load_call_address and mips_emit_call_insn.
4425 (mips_split_call): New function.
4426 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
4427 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
4428 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
4429 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
4430 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
4432 (mips_cprestore_slot): New function.
4433 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
4434 and use mips_cprestore_slot.
4435 (mips_output_function_prologue): Handle TARGET_MIPS16 for
4437 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
4438 then use a copygp_mips16 instruction to set up $28.
4439 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
4440 (mips16_lay_out_constants): Call split_all_insns_noflow.
4441 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
4442 false if TARGET_MIPS16.
4443 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
4444 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
4445 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
4446 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
4447 MIPS16 code. Allow MIPS16 o32 PIC.
4448 (mips_override_options): Allow MIPS16 o32 PIC.
4449 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
4450 after reload if TARGET_USE_GOT.
4451 (UNSPEC_COPYGP): New constant.
4452 (length): Use a default length of 8 for MIPS16 GOT loads.
4453 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
4454 (*got_page<mode>): Check mips_split_hi_p.
4455 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
4456 (unspec_got<mode>, unspec_call<mode>): New expanders.
4457 (load_got<mode>, load_call<mode>): Remove the length attributes.
4458 Use a got attribute instead of a type attribute.
4459 (copygp_mips16): New insn.
4460 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
4461 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
4462 (sibcall, sibcall_value, call, call_value): Update the calls
4463 to mips_expand_call.
4464 (call_internal, call_value_internal): Use mips_split_call.
4465 (call_value_multiple_internal): Likewise.
4466 (call_split): Move after call_internal (the insn it is split from).
4467 (call_internal_direct, call_value_internal_direct): Turn into
4468 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
4469 (call_direct_split, call_value_direct_split): New patterns.
4470 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
4471 and use M16_REGS instead of M16_NA_REGS.
4472 * config/mips/predicates.md (const_call_insn_operand): Replace
4473 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
4474 mips_use_pic_fn_addr_reg_p check.
4475 (move_operand): Reject HIGHs if mips_split_hi_p.
4476 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
4477 (__mips16_floatunsisf): Inline __mips16_floatsisf.
4478 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
4479 * config/mips/libgcc-mips16.ver: New file.
4480 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
4481 $(srcdir)/config/mips/libgcc-mips16.ver.
4483 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4485 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
4486 (mips_unspec_address, mips_unspec_offset_high): Likewise.
4487 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
4488 (mips16_cfun_returns_in_fpr_p): Likewise.
4490 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4492 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
4493 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
4494 rather than 4 to PC.
4496 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4498 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
4499 (FUNCTION_PROFILER): Save the static chain pointer into $2
4500 beforehand and restore it aftewards.
4501 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
4502 address directly into $25 and call the function through $25;
4503 do not clobber $3. Pad the DImode version to cover the space
4504 left by the deleted $25 <- $3 move.
4505 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
4506 the removal of the $25 <- $3 move.
4507 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
4508 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4510 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4511 Daniel Jacobowitz <dan@codesourcery.com>
4513 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
4514 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
4515 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
4516 * config/mips/mips.c (mips_start_function_definition): New function.
4517 (mips_end_function_definition): Likewise.
4518 (mips_output_function_prologue): Use mips_start_function_definition.
4519 (mips_output_function_epilogue): Use mips_end_function_definition.
4520 (build_mips16_function_stub): Use mips_start_function_definition
4521 and mips_end_function_definition.
4522 (build_mips16_call_stub): Likewise.
4524 2008-08-09 Richard Guenther <rguenther@suse.de>
4526 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
4527 * gimple.h (gimple_call_fn): Adjust comment.
4528 (gimple_call_set_fndecl): New function.
4529 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
4530 longer having bare FUNCTION_DECL operand.
4531 (gimple_call_return_type): Likewise.
4532 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
4534 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
4535 (gimple_mod_pow2): Likewise.
4536 (gimple_mod_subtract): Likewise.
4537 (gimple_ic): Likewise.
4538 (gimple_stringop_fixed_value): Likewise.
4539 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
4540 longer having bare FUNCTION_DECL operand.
4541 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
4542 * omp-low.c (optimize_omp_library_calls): Likewise.
4543 * cgraphunit.c (update_call_expr): Likewise.
4544 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
4545 (execute_convert_to_rsqrt): Likewise.
4546 * cfgexpand.c (gimple_to_tree): Simplify.
4547 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
4548 bare FUNCTION_DECL operand.
4549 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
4550 (convert_gimple_call): Use gimple_call_fndecl.
4551 * c-common.c (c_warn_unused_result): Likewise.
4553 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4556 * c-typeck.c (digest_init): Call verify_sequence_points from here.
4557 (c_finish_return): Likewise.
4558 (c_start_case): Likewise.
4559 * c-common.c (warn_for_collisions_1): Use explicit location in
4561 * c-parser.c (c_parser_condition): New. Call
4562 verify_sequence_points.
4563 (c_parser_paren_condition): Call c_parser_condition.
4564 (c_parser_for_statement): Call c_parser_condition.
4566 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4569 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
4570 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
4571 Moved from diagnostic.h
4572 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
4574 (emit_diagnostic): New.
4575 (warning0, pedwarn0): Delete.
4576 (warning, warning_at, pedwarn, permerror): Return bool.
4577 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
4578 Moved to diagnostic.c.
4579 (struct diagnostic_context): Use correct type for
4580 classify_diagnostic.
4581 (diagnostic_report_diagnostic): Update declaration.
4582 (emit_diagnostic): Declare.
4583 * errors.c (warning): Return bool.
4584 * errors.h (warning): Update declaration.
4585 * toplev.h (warning0, pedwarn0): Delete.
4586 (warning, warning_at, pedwarn, permerror): Return bool.
4587 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
4588 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
4589 inform. Update all calls.
4590 (diagnose_mismatched_decls): Check return value of warning/pedwarn
4591 before giving informative note.
4592 (implicit_decl_warning): Likewise.
4593 * c-typeck.c (build_function_call): Likewise.
4594 * tree-sssa.c (warn_uninit): Likewise.
4595 * builtins.c (gimplify_va_arg_expr): Likewise.
4597 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4600 * doc/invoke.texi (-Wextra): Move warning from here...
4601 (-Wuninitialized): ... to here.
4603 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4606 * flags.h (set_Wunused): Delete
4607 * toplev.c (process_options): Handle Wunused flags here.
4608 * opts.c (maybe_warn_unused_parameter): Delete.
4609 (common_handle_option): Replace set_Wunused by warn_unused.
4610 (set_Wextra): Do not handle Wunused-parameter here.
4611 (set_Wunused): Delete.
4612 * c-opts.c (c_common_handle_option): Replace set_Wunused by
4614 * common.opt (Wunused): Add Var and Init.
4615 (Wunused-function): Likewise.
4616 (Wunused-label): Likewise.
4617 (Wunused-parameter): Likewise.
4618 (Wunused-value): Likewise.
4619 (Wunused-variable): Likewise.
4621 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
4623 * doc/invoke.texi: Add cpu_type power7.
4624 * config.in (HAVE_AS_VSX): New.
4625 * config.gcc: Add cpu_type power7.
4626 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
4628 * configure: Regenerate.
4629 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
4631 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
4632 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
4633 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
4635 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
4637 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
4638 type to vectorize.builtin_conversion.
4639 (vectorizable_conversion): Likewise.
4640 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
4641 integral type as input.
4642 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
4644 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
4645 and ALTIVEC_BUILTIN_VCTSXS.
4646 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
4649 2008-08-08 Richard Guenther <rguenther@suse.de>
4651 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
4652 (surely_varying_stmt_p): Calls are varying only if they are
4653 non-builtin and not indirect or have no result.
4654 (ccp_fold): Re-instantiate code before the tuples merge.
4656 2008-08-08 Richard Guenther <rguenther@suse.de>
4658 PR tree-optimization/37056
4659 * gimple.h (gimple_assign_rhs_class): New helper function.
4660 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
4661 unary operations properly.
4663 2008-08-07 Jan Hubicka <jh@suse.cz>
4665 * i386.h (ix86_size_cost): Declare.
4666 (ix86_cur_cost): New function macro.
4667 * i386.md (peepholes expanding size and splitters): Predicate by
4668 optimize_insn_for_speed_p.
4669 (peepholes reduce size and splitters): Predicate by
4670 optimize_insn_for_size_p.
4671 * i386.c (ix86_size_cost): Rename from ...
4672 (size_cost): This one.
4673 (override_options): Update.
4674 (decide_alg): Likewise.
4675 (ix86_expand_clear): Use RTL profile.
4676 (ix86_pad_returns): Use RTL profile.
4678 2008-08-07 Jan Hubicka <jh@suse.cz>
4680 * recog.c (split_all_insns): Set RTL profile
4681 (peephole2_optimize): Likewise.
4682 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4683 * combine.c (combine_instructions): Likewise.
4685 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4687 * c-common.c (c_common_reswords): Also warn about keyword "bool".
4689 2008-08-07 Bob Wilson <bob.wilson@acm.org>
4691 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
4692 value in a6 after the set_frame_ptr insn.
4694 2008-08-07 Richard Henderson <rth@redhat.com>
4697 * gcc.c (cpp_options): Pass along -g*.
4699 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4701 * config/arm/arm.c (output_move_neon): Update comment describing
4702 big-endian vector layout.
4703 (arm_assemble_integer): Do not handle big-endian NEON vectors
4705 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
4706 neon_vget_lane<mode>_sext_internal,
4707 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
4708 element indices for big-endian.
4710 2008-08-07 Richard Henderson <rth@redhat.com>
4712 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
4713 * configure, config.in: Rebuild.
4714 * debug.h (dwarf2out_do_cfi_asm): Declare.
4715 * c-cppbuiltin.c (c_cpp_builtins): Use it.
4716 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
4717 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
4718 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
4720 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4722 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4723 movv2si_internal): Combine into mov<mode>_internal.
4724 (movv2si_internal_2): Remove.
4726 2008-08-07 Jan Hubicka <jh@suse.cz>
4729 * i386.md (single stringop patterns): Enable unconditionally.
4731 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
4734 * config/i386/emmintrin.h (_mm_move_epi64): Use
4735 __builtin_ia32_movq128.
4737 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
4738 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
4740 * config/i386/sse.md (sse2_movq128): New.
4742 * doc/extend.texi: Document __builtin_ia32_movq128.
4744 2008-08-07 Richard Guenther <rguenther@suse.de>
4747 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
4748 pointers can access anything.
4750 2008-08-06 Jan Hubicka <jh@suse.cz>
4752 * optabs.c (emit_unop_insn): Break out to ...
4753 (maybe_emit_unop_insn): ... this one.
4754 (expand_sfix_optab): Use maybe variant.
4755 * optabs.h (maybe_emit_unop_insn): Declare.
4757 * i386.md (mov0 patterns): Enable by default.
4758 (FP conversion expanders): Disable expansion of code expanding
4759 sequences when instruction should be optimized for size.
4760 (single strinop patterns): Enable when optimizing for size.
4761 (string expanders): Disable expanding of code expanding sequences
4762 when optimizning instruction for size.
4763 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
4765 (ix86_fp_comparison_sahf_cost): Likewise.
4766 (ix86_expand_branch): Likewise.
4767 (ix86_expand_ashl_const): Likewise.
4768 (ix86_split_ashl): Likewise.
4769 (ix86_expand_strlen): Likewise.
4770 (ix86_emit_fp_unordered_jump): Likewie.
4772 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4774 * c-common.c: Fix typo.
4775 (c_common_reswords): Activate more C++ keyword warnings.
4777 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
4779 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4782 * diagnostic.c (permerror_at): New.
4783 * toplev.h (permerror_at): Declare.
4785 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
4786 Ira Rosen <irar@il.ibm.com>
4788 * tree-vect-transform.c (vect_model_simple_cost): Return
4789 immediately if stmt is pure SLP.
4790 (vect_model_store_cost): Ditto.
4791 (vect_model_load_cost): Ditto.
4792 (vectorizable_store): Remove PURE_SLP check before call
4793 to vect_model_store_cost.
4794 (vect_model_store_cost): When checking whether stmt describe
4795 strided access, add a check that it is not slp_node.
4797 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4800 * c-common.c (warn_for_sign_compare): New. Handle separately the
4801 case that 'constant' is zero.
4802 * c-typeck.c (build_binary_op): Move code to c-common.c
4804 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4806 * config/alpha/alpha.c (alpha_preferred_reload_class,
4807 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
4808 alpha_output_mi_thunk_osf): Avoid C++ keywords.
4809 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
4810 * config/arm/arm.md: Likewise.
4811 * config/avr/avr-protos.h (preferred_reload_class,
4812 test_hard_reg_class, avr_simplify_comparison_p,
4813 out_shift_with_cnt, class_max_nregs): Likewise.
4814 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
4815 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
4816 preferred_reload_class, test_hard_reg_class): Likewise.
4817 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
4818 bfin_memory_move_cost, bfin_secondary_reload,
4819 bfin_output_mi_thunk): Likewise.
4820 * config/crx/crx.c (crx_secondary_reload_class,
4821 crx_memory_move_cost): Likewise.
4822 * config/frv/frv-protos.h (frv_secondary_reload_class,
4823 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
4824 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
4825 frv_secondary_reload_class, frv_class_likely_spilled_p,
4826 frv_class_max_nregs): Likewise.
4827 * config/h8300/h8300.c (h8300_classify_operand,
4828 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
4830 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
4831 * config/ia64/ia64.c (ia64_preferred_reload_class,
4832 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
4833 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
4834 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
4836 * config/m68hc11/m68hc11.c (preferred_reload_class,
4837 m68hc11_memory_move_cost): Likewise.
4838 * config/mcore/mcore.c (mcore_secondary_reload_class,
4839 mcore_reload_class): Likewise.
4840 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
4841 mips_class_max_nregs, mips_cannot_change_mode_class,
4842 mips_preferred_reload_class, mips_secondary_reload_class,
4843 mips_output_mi_thunk): Likewise.
4844 * config/mmix/mmix.c (mmix_preferred_reload_class,
4845 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
4847 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4849 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
4850 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
4851 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4852 * config/rs6000/rs6000.c (paired_expand_vector_init,
4853 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
4854 compare_section_name, rs6000_memory_move_cost): Likewise.
4855 * config/s390/s390.c (s390_emit_compare_and_swap,
4856 s390_preferred_reload_class, s390_secondary_reload,
4857 legitimize_pic_address, legitimize_tls_address,
4858 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
4859 s390_class_max_nregs): Likewise.
4860 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4861 * config/s390/s390.md: Likewise.
4862 * config/score/score-protos.h (score_secondary_reload_class,
4863 score_preferred_reload_class): Likewise.
4864 * config/score/score.c (score_preferred_reload_class,
4865 score_secondary_reload_class): Likewise.
4866 * config/score/score3.c (score3_output_mi_thunk,
4867 score3_preferred_reload_class, score3_secondary_reload_class,
4868 score3_hard_regno_mode_ok): Likewise.
4869 * config/score/score3.h (score3_preferred_reload_class,
4870 score3_secondary_reload_class): Likewise.
4871 * config/score/score7.c (score7_output_mi_thunk,
4872 score7_preferred_reload_class, score7_secondary_reload_class,
4873 score7_hard_regno_mode_ok): Likewise.
4874 * config/score/score7.h (score7_preferred_reload_class,
4875 score7_secondary_reload_class): Likewise.
4876 * config/sh/sh.c (prepare_move_operands, output_far_jump,
4877 output_branchy_insn, add_constant, gen_block_redirect,
4878 sh_insn_length_adjustment, sh_cannot_change_mode_class,
4879 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
4881 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4882 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
4883 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
4884 xstormy16_preferred_reload_class): Likewise.
4885 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
4886 xtensa_expand_atomic, override_options,
4887 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
4889 * reorg.c (try_merge_delay_insns): Likewise.
4890 * tree.c (merge_dllimport_decl_attributes): Likewise.
4892 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
4894 2008-08-06 Michael Matz <matz@suse.de>
4896 * Makefile.in (write_entries_to_file): Quote words.
4897 * gengtype.c: (read_input_line): Skip over leading white-space.
4899 2008-08-06 Marc Gauthier <marc@tensilica.com>
4901 * config.gcc: Match more processor names for Xtensa.
4902 * configure.ac: Likewise.
4903 * doc/install.texi (Specific): Likewise.
4904 * configure: Regenerate.
4906 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4908 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
4909 * calls.c (avoid_likely_spilled_reg): Likewise.
4910 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
4911 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
4912 * config/i386/i386.c (ix86_expand_special_args_builtin,
4913 ix86_secondary_reload): Likewise.
4914 * except.c (struct eh_region, gen_eh_region_catch,
4915 remove_unreachable_regions, duplicate_eh_regions,
4916 assign_filter_values, build_post_landing_pads,
4917 sjlj_find_directly_reachable_regions, remove_eh_handler,
4918 reachable_next_level, foreach_reachable_handler,
4919 can_throw_internal_1, can_throw_external_1,
4920 collect_one_action_chain): Likewise.
4921 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
4922 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
4923 * function.c (update_temp_slot_address, instantiate_new_reg,
4924 instantiate_virtual_regs_in_rtx,
4925 instantiate_virtual_regs_in_insn): Likewise.
4926 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
4927 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
4928 gimplify_cleanup_point_expr): Likewise.
4929 * ipa-cp.c (ipcp_lattice_changed): Likewise.
4930 * passes.c (next_pass_1): Likewise.
4931 * print-tree.c (print_node_brief, print_node): Likewise.
4932 * profile.c (branch_prob): Likewise.
4933 * tree-dump.c (dump_register): Likewise.
4934 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
4936 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
4937 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
4938 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
4939 copy_arguments_for_versioning, copy_static_chain): Likewise.
4940 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
4941 add_new_name_mapping, register_new_name_mapping): Likewise.
4942 * tree-mudflap.c (mf_xform_derefs): Likewise.
4943 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
4944 get_init_expr, combine_chains): Likewise.
4945 * tree-pretty-print.c (dump_generic_node): Likewise.
4946 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
4947 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
4948 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
4949 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
4951 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4954 * calls.c (expand_call): Use the biggest preferred stack
4957 2008-08-06 Michael Matz <matz@suse.de>
4960 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
4961 for reused reload, instead of overwriting them.
4963 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4966 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
4967 for incoming stack boundary.
4969 * function.c (assign_parm_find_entry_rtl): Update
4970 parm_stack_boundary.
4972 * function.h (rtl_data): Add parm_stack_boundary.
4974 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
4975 parm_stack_boundary for incoming stack boundary.
4977 2008-08-06 Joseph Myers <joseph@codesourcery.com>
4979 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
4980 for unrepresentable subregs or treat them as equal to other regs
4981 or subregs with the same register number.
4983 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
4986 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
4989 2008-08-06 Jan Hubicka <jh@suse.cz>
4991 * predict.c (maybe_hot_frequency_p): When profile is absent, all
4992 frequencies might be hot.
4994 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
4996 * reload.c (find_reloads): Force constants into literal pool
4997 also if they are wrapped in a SUBREG.
4999 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5002 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
5003 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
5004 Don't allow predicated instructions for data speculation.
5005 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
5008 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5010 * haifa-sched.c (extend_global): Split to extend_global_data and
5011 extend_region_data. Update all uses.
5012 (extend_all): Rename to extend_block_data.
5014 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5016 * sched-rgn.c (new_ready): Check if instruction can be
5017 speculatively scheduled before attempting speculation.
5018 (debug_rgn_dependencies): Remove wrongful assert.
5020 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5022 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
5024 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5026 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
5027 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
5028 va_size, and type_size.
5030 2008-08-04 Jason Merrill <jason@redhat.com>
5033 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
5034 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
5036 2008-08-05 Richard Henderson <rth@redhat.com>
5038 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
5039 * configure: Rebuild.
5041 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5044 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
5045 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
5048 2008-08-05 Richard Henderson <rth@redhat.com>
5050 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
5051 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
5052 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
5053 * common.opt (fdwarf2-cfi-asm): New.
5054 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
5055 * config.in, configure: Rebuild.
5056 * dwarf2asm.c (dw2_asm_output_data_raw): New.
5057 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
5058 (dw2_force_const_mem): Externalize.
5059 * dwarf2asm.h: Update.
5060 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
5061 generate a real label.
5062 (output_cfi_directive): New.
5063 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
5064 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
5065 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
5067 (dwarf2out_end_epilogue): Emit .cfi_endproc.
5068 (output_loc_operands_raw, output_loc_sequence_raw): New.
5069 (output_cfa_loc_raw): New.
5071 2008-08-05 Paul Brook <paul@codesourcery.com>
5073 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
5074 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
5075 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
5076 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
5077 * config/arm/arm.h (TARGET_VFPD32): Define.
5078 (TARGET_VFP3): Use TARGET_VFPD32.
5079 (fputype): Add FPUTYPE_VFP3D16.
5080 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
5081 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
5082 * config/arm/arm-cores.def: Add cortex-r4f.
5083 * config/arm/arm-tune.md: Regenerate.
5085 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5087 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
5088 Reword some comments throughout the file.
5090 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
5091 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
5092 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
5093 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
5095 (MFC_START_ENABLE): Remove PPU-only define.
5096 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
5097 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
5099 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
5100 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
5101 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
5102 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
5103 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
5104 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
5105 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
5107 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
5108 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
5109 (mfc_sdcrt, mfc_sdcrtst): Likewise.
5110 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
5112 (spu_read_machine_status): Fix typo.
5114 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5116 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
5117 SUBREG of multi-word hard register.
5118 * config/spu/spu.c (valid_subreg): Likewise.
5119 (adjust_operand): Handle SUBREGs of multi-word hard registers.
5121 2008-08-04 Richard Guenther <rguenther@suse.de>
5123 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
5124 the candidate with the stripped base if that base is different
5125 from the original base even for offset zero.
5127 2008-08-04 Richard Guenther <rguenther@suse.de>
5130 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
5131 check for no_overflow.
5133 2008-08-04 Richard Guenther <rguenther@suse.de>
5135 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
5137 2008-08-04 Paul Brook <paul@codesourcery.com>
5139 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
5140 (arm_order_regs_for_local_alloc): New function.
5141 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
5143 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
5145 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5148 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
5149 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
5150 (ix86_expand_epilogue): Likewise.
5152 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5154 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
5157 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5159 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
5160 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
5161 (*movv2sf_internal_rex64): Ditto.
5163 2008-08-03 Jan Hubicka <jh@suse.cz>
5165 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
5166 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
5167 * expmed.c (expand_smod_pow2): Likewise.
5169 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5172 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
5173 alternative 0 of operand 1.
5174 (*vec_concatv2di_rex64_sse): Ditto.
5175 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
5177 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
5178 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
5179 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
5180 (*movv2sf_internal_rex64): Ditto.
5182 2008-08-02 Richard Guenther <rguenther@suse.de>
5185 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
5186 (ssedoublesizemode): New mode attribute.
5187 (sse_shufps): Call gen_sse_shufps_v4sf.
5188 (sse_shufps_1): Macroize.
5189 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
5190 (sse2_shufpd_1): Macroize.
5191 (vec_extract_odd, vec_extract_even): New expanders.
5192 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
5193 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
5194 * i386.c (ix86_expand_vector_init_one_nonzero): Call
5195 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
5196 (ix86_expand_vector_set): Likewise.
5197 (ix86_expand_reduc_v4sf): Likewise.
5199 2008-08-01 Doug Kwan <dougkwan@google.com>
5201 * matrix-reorg.c: Re-enable all code.
5202 (struct malloc_call_data): Change CALL_STMT to gimple type.
5203 (collect_data_for_malloc_call): Tuplify.
5204 (struct access_site_info): Change STMT to gimple type.
5205 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
5206 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
5207 (struct free_info): Change STMT to gimple type.
5208 (struct matrix_access_phi_node): Change PHI to gimple type.
5209 (get_inner_of_cast_expr): Remove.
5210 (may_flatten_matrices_1): Tuplify.
5211 (may_flatten_matrices): Ditto.
5212 (mark_min_matrix_escape_level): Ditto.
5213 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
5214 (ssa_accessed_in_call_rhs): New
5215 (ssa_accessed_in_assign_rhs): New
5216 (record_access_alloc_site_info): Tuplify.
5217 (add_allocation_site): Ditto.
5218 (analyze_matrix_allocation_site): Ditto.
5219 (analyze_transpose): Ditto.
5220 (get_index_from_offset): Ditto.
5221 (update_type_size): Ditto.
5222 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
5223 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
5224 (analyze_accesses_for_phi_node): Tuplify.
5225 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
5226 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
5227 (analyze_matrix_accesses): Tuplify.
5228 (check_var_data): New call-back type for check_var_notmodified_p.
5229 (check_var_notmodified_p): Tuplify and use call-back struct to
5230 return statement found.
5231 (can_calculate_expr_before_stmt): Factor out statement related code
5233 (can_calculate_stmt_before_stmt): New.
5234 (check_allocation_function): Tuplify.
5235 (find_sites_in_func): Ditto.
5236 (record_all_accesses_in_func): Ditto.
5237 (transform_access_sites): Ditto.
5238 (transform_allocation_sites): Ditto.
5239 (matrix_reorg): Re-enable.
5240 (gate_matrix_reorg): Re-enable.
5242 2008-08-01 Jakub Jelinek <jakub@redhat.com>
5244 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
5245 for labels for which it hasn't been set yet. If it has been set,
5246 stop walking insns and continue with next worklist item.
5247 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
5248 if the only BARRIER is at the very end of a function.
5250 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5252 * cfgexpand.c (expand_stack_alignment): Assert that
5253 stack_realign_drap and drap_rtx must match.
5255 * function.c (instantiate_new_reg): If DRAP is used to realign
5256 stack, replace virtual_incoming_args_rtx with internal arg
5259 2008-08-01 Richard Guenther <rguenther@suse.de>
5261 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
5262 loop information only if we initialized it.
5263 (execute_pre): Call fini_pre with in_fre.
5264 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
5265 if we do not unroll because we hit max-completely-peeled-insns.
5266 Use our estimation for consistency, do allow shrinking.
5268 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5270 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
5271 with MIN_STACK_BOUNDARY.
5272 (ix86_update_stack_boundary): Likewise.
5273 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
5276 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
5277 (MIN_STACK_BOUNDARY): This.
5279 2008-08-01 Richard Guenther <rguenther@suse.de>
5282 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
5284 2008-08-01 Richard Guenther <rguenther@suse.de>
5286 PR tree-optimization/36988
5287 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
5288 do not matter if that doesn't change volatile qualification.
5290 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
5292 * configure.ac: Do not generate libada-mk. Do not subst
5294 * libada-mk.in: Remove.
5295 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
5296 * configure: Regenerate.
5298 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
5300 * tree-pass.h: Added comment about not dumping passes with name
5301 starting with star in struct opt_pass.
5302 * passes.c (register_dump_files_1): Don't do dump for a pass with
5303 name starting with star.
5304 * doc/passes.texi (Pass manager): Mention pass names and special
5305 meaning of star prefix to avoid dump.
5307 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
5309 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
5311 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
5312 (ISA_MIPS64R2): New macro.
5313 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
5314 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
5315 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
5316 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
5317 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
5318 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
5319 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
5320 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
5321 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
5322 Move up to keep list alphabetically sorted.
5323 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
5324 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
5326 * doc/invoke.texi (MIPS Options): Add -mips64r2.
5327 (-march=@var{arch}): Add mips64r2.
5329 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5331 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
5333 2008-07-31 Steve Ellcey <sje@cup.hp.com>
5335 * expr.c (expand_assignment): Check for complete type.
5337 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5340 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
5342 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
5343 for stack alignment.
5345 * function.h (rtl_data): Add stack_realign_tried. Update comments.
5347 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
5349 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
5350 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
5352 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5354 PR rtl-optimization/36419
5355 * dwarf2out.c (barrier_args_size): New variable.
5356 (compute_barrier_args_size, compute_barrier_args_size_1): New
5358 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
5359 if not called yet in the current function, use barrier_args_size
5360 array to find the new args_size value.
5361 (dwarf2out_frame_debug): Free and clear barrier_args_size.
5363 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5366 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
5369 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5372 * dwarf2out.c (dwarf2out_args_size_adjust): New.
5373 (dwarf2out_stack_adjust): Use it.
5374 (dwarf2out_frame_debug_expr): Likewise.
5376 2008-07-31 Richard Guenther <rguenther@suse.de>
5378 PR tree-optimization/36978
5379 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
5380 the generated condition.
5382 2008-07-31 Richard Guenther <rguenther@suse.de>
5384 * passes.c (init_optimization_passes): Always call
5385 pass_early_warn_uninitialized.
5386 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
5387 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
5388 * doc/passes.texi (Warn for uninitialized variables): Adjust.
5390 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5393 * builtins.c (maybe_emit_free_warning): New function.
5394 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
5395 maybe_emit_free_warning for BUILT_IN_FREE.
5398 * dwarf2out.c (get_context_die): New function.
5399 (force_decl_die, force_type_die): Use it.
5400 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
5401 returns NULL, force generation of DW_TAG_typedef and put that into
5404 PR preprocessor/36649
5405 * c-pch.c (c_common_read_pch): Save and restore
5406 line_table->trace_includes across PCH restore.
5408 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
5411 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
5413 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
5416 * final.c (call_from_call_insn): Handle COND_EXEC.
5418 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5420 * builtins.c (std_gimplify_va_arg_expr): Replace
5421 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
5422 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5424 2008-07-30 Joey Ye <joey.ye@intel.com>
5425 H.J. Lu <hongjiu.lu@intel.com>
5427 * builtins.c (expand_builtin_setjmp_receiver): Replace
5428 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
5429 (expand_builtin_apply_args_1): Likewise.
5430 (expand_builtin_longjmp): Need DRAP for stack alignment.
5431 (expand_builtin_apply): Likewise.
5433 * caller-save.c (setup_save_areas): Call assign_stack_local_1
5434 instead of assign_stack_local to allow alignment reduction.
5436 * calls.c (emit_call_1): Need DRAP for stack alignment if
5438 (expand_call): Replace virtual_incoming_args_rtx with
5439 crtl->args.internal_arg_pointer.
5440 * stmt.c (expand_nl_goto_receiver): Likewise.
5442 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
5443 alignment and store to stack_alignment_estimated and
5444 max_used_stack_slot_alignment.
5445 (expand_one_var): Likewise.
5446 (expand_stack_alignment): New function.
5447 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
5448 and stack_alignment_estimated fields in rtl_data. Call
5449 expand_stack_alignment at end.
5451 * defaults.h (INCOMING_STACK_BOUNDARY): New.
5452 (MAX_STACK_ALIGNMENT): Likewise.
5453 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
5454 (SUPPORTS_STACK_ALIGNMENT): Likewise.
5456 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
5457 stack alignment when generating virtual registers.
5459 * function.c (assign_stack_local): Renamed to ...
5460 (assign_stack_local_1): This. Add a parameter to indicate
5461 if it is OK to reduce alignment.
5462 (assign_stack_local): Use it.
5463 (instantiate_new_reg): Instantiate virtual incoming args rtx
5464 to vDRAP if stack realignment and DRAP is needed.
5465 (assign_parms): Collect parameter/return type alignment and
5466 contribute to stack_alignment_estimated.
5467 (locate_and_pad_parm): Likewise.
5468 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
5469 with crtl->args.internal_arg_pointer.
5471 * function.h (rtl_data): Add new field drap_reg,
5472 max_used_stack_slot_alignment, stack_alignment_estimated,
5473 stack_realign_needed, need_drap, stack_realign_processed and
5474 stack_realign_finalized.
5475 (stack_realign_fp): New macro.
5476 (stack_realign_drap): Likewise.
5478 * global.c (compute_regsets): Frame pointer is needed when
5479 stack is realigned. Can eliminate frame pointer when stack is
5480 realigned and dynamic realigned argument pointer isn't used.
5482 * reload1.c (update_eliminables): Frame pointer is needed
5483 when stack is realigned.
5484 (init_elim_table): Can eliminate frame pointer when stack is
5485 realigned and dynamic realigned argument pointer isn't used.
5487 * rtl.h (assign_stack_local_1): Declare new funtion.
5489 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
5490 (TARGET_GET_DRAP_RTX): Likewise.
5491 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
5492 TARGET_GET_DRAP_RTX.
5494 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
5496 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
5497 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
5499 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
5500 H.J. Lu <hongjiu.lu@intel.com>
5502 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
5503 vdrap_reg, stack_realign and drap_reg_saved.
5504 (add_cfi): Don't allow redefining CFA when DRAP is used.
5505 (reg_save): Handle stack alignment.
5506 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
5507 alignment. Don't generate DWARF information for (set fp sp)
5509 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
5511 (int_loc_descriptor): Move prototype forward. Also define if
5512 DWARF2_UNWIND_INFO is true.
5513 (output_cfa_loc): Handle DW_CFA_expression.
5514 (build_cfa_aligned_loc): New.
5515 (based_loc_descr): Update assert for stack realign. For local
5516 variables, use sp+offset when stack is aligned without drap and
5517 fp+offset when stack is aligned with drap. For arguments, use
5518 cfa+offset when drap is used to align stack.
5520 2008-07-30 Joey Ye <joey.ye@intel.com>
5521 H.J. Lu <hongjiu.lu@intel.com>
5523 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
5525 (ix86_gen_andsp): New.
5526 (ix86_user_incoming_stack_boundary): Likewise.
5527 (ix86_default_incoming_stack_boundary): Likewise.
5528 (ix86_incoming_stack_boundary): Likewise.
5529 (ix86_can_eliminate): Likewise.
5530 (find_drap_reg): Likewise.
5531 (ix86_update_stack_boundary): Likewise.
5532 (ix86_get_drap_rtx): Likewise.
5533 (ix86_finalize_stack_realign_flags): Likewise.
5534 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
5535 (TARGET_GET_DRAP_RTX): Likewise.
5536 (override_options): Overide option value for new options.
5537 (ix86_function_ok_for_sibcall): Remove check for
5538 force_align_arg_pointer.
5539 (ix86_handle_cconv_attribute): Likewise.
5540 (ix86_function_regparm): Likewise.
5541 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
5542 (ix86_va_start): Replace virtual_incoming_args_rtx with
5543 crtl->args.internal_arg_pointer.
5544 (ix86_select_alt_pic_regnum): Check DRAP register.
5545 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
5546 (ix86_compute_frame_layout): Compute frame layout wrt stack
5548 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
5549 (ix86_expand_prologue): Decide if stack realignment is needed
5550 and generate prologue code accordingly.
5551 (ix86_expand_epilogue): Generate epilogue code wrt stack
5552 realignment is really needed or not.
5554 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
5555 (ABI_STACK_BOUNDARY): Likewise.
5556 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
5557 (STACK_REALIGN_DEFAULT): Likewise.
5558 (INCOMING_STACK_BOUNDARY): Likewise.
5559 (MAX_STACK_ALIGNMENT): Likewise.
5560 (ix86_incoming_stack_boundary): Likewise.
5561 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
5562 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
5563 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
5564 (machine_function): Remove force_align_arg_pointer.
5566 * config/i386/i386.md (BX_REG): New.
5567 (R13_REG): Likewise.
5569 * config/i386/i386.opt (mforce_drap): New.
5570 (mincoming-stack-boundary): Likewise.
5571 (mstackrealign): Add Init(-1).
5573 * config/i386/i386-protos.h (ix86_can_eliminate): New
5575 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5577 * doc/extend.texi: Update force_align_arg_pointer.
5579 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
5582 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
5583 (INCOMING_STACK_BOUNDARY): Likewise.
5584 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
5585 (TARGET_GET_DRAP_RTX): Likewise.
5587 2008-07-30 Andreas Schwab <schwab@suse.de>
5589 PR rtl-optimization/36929
5590 * dse.c (replace_inc_dec): Use emit_insn_before instead of
5591 add_insn_before and fix argument order.
5592 (replace_inc_dec_mem): Handle NULL rtx.
5594 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
5596 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
5598 (arm_compute_initial_elimination_offset): Use it.
5599 (arm_compute_save_reg_mask): Include static chain save slot when
5600 calculating alignment.
5601 (arm_get_frame_offsets): Ditto.
5602 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
5603 that we can use to decrement the stack when the stack decrement
5604 could be too big for an immediate value in a single insn.
5605 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
5607 2008-07-30 Richard Guenther <rguenther@suse.de>
5609 PR tree-optimization/36967
5610 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
5611 Release defs of statements we remove.
5613 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5615 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
5616 instead of NULL_RTVEC.
5618 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5622 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
5625 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
5627 * final.c (call_from_call_insn): New.
5628 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
5630 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
5632 * configure.ac: Substitute ADA_CFLAGS.
5633 * configure: Regenerate.
5634 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
5635 * Makefile.in: Remove mention of X_* variables.
5636 * config/pa/x-ada-hpux10: Remove.
5637 * config/pa/x-ada: Remove.
5639 * doc/fragments.texi: Update.
5641 2008-07-30 Olivier Hainque <hainque@adacore.com>
5643 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
5644 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
5645 __dso_handle explicitly here.
5647 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5650 * c-typeck.c (build_binary_op): Encapsulate code into...
5651 * c-common.c (shorten_binary_op): ...this new function.
5652 (conversion_warning): Use the new function. Handle non-negative
5653 constant in bitwise-and.
5654 * c-common.h (shorten_binary_op): Declare.
5656 2008-07-30 Olivier Hainque <hainque@adacore.com>
5658 * scan.c (make_sstring_space): Add explicit conversions of
5659 allocator's return value.
5660 * fix-header.c (recognized_function): Likewise.
5662 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5664 * doc/cpp.texi: Update to GFDL 1.2.
5665 * doc/gcc.texi: Do not list GPL as Invariant Section.
5666 * doc/gccint.texi: Likewise. Update copyright years.
5667 * doc/install.texi: Update copyright years.
5669 2008-07-30 Alan Modra <amodra@bigpond.net.au>
5672 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
5673 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
5675 2008-07-29 Jan Hubicka <jh@suse.cz>
5677 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
5678 (grokdeclarator): Likewise.
5679 * langhooks.c (lhd_warn_unused_global_decl): Use
5680 DECL_DECLARED_INLINE_P.
5681 * print-tree.c (print_node): Remove DECL_INLINE check.
5683 2008-07-29 Richard Guenther <rguenther@suse.de>
5685 PR tree-optimization/36945
5686 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
5687 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
5688 Record invariant addresses un-decomposed.
5689 (copy_reference_ops_from_call): Record reference call
5690 arguments properly. Simplify.
5691 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
5692 helper split out from ...
5693 (create_component_ref_by_pieces): ... here. Simplify.
5694 Prepare for recursive invocation for call arguments.
5695 (create_expression_by_pieces): Adjust call to
5696 create_component_ref_by_pieces.
5697 (compute_avail): Process operand 2 of reference ops.
5699 2008-07-29 Richard Guenther <rguenther@suse.de>
5701 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
5703 2008-07-29 Jakub Jelinek <jakub@redhat.com>
5705 * c-format.c (check_format_types): Revert unwanted checkin.
5707 2008-07-29 Jan Hubicka <jh@suse.cz>
5709 * flags.h (flag_really_no_inline): Remove.
5710 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
5711 * toplev.c (flag_really_no_inline): Remove.
5712 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
5713 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
5714 (cgraph_decide_inlining_incrementally): Likewise.
5715 (compute_inline_parameters): Likewise.
5716 * opts.c (decode_options): Simplify.
5717 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
5718 * common.opt (finline): Initialize to 1.
5719 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
5721 2008-07-29 Jan Hubicka <jh@suse.cz>
5723 * predict.c (always_optimize_for_size_p): New function.
5724 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5725 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5726 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
5728 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
5729 * function.c (prepare_function_start): Set default profile.
5730 * function.h (rtl_data): Add maybe_hot_insn_p.
5731 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
5732 (construct_exit_block): Likewise.
5733 (tree_expand_cfg): Likewise.
5735 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5736 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5737 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5738 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
5741 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5744 * c-decl.c (merge_decls): Merge USED flags.
5746 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
5748 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
5749 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
5750 next_stack, lab_false and lab_over trees.
5752 2008-07-28 Richard Guenther <rguenther@suse.de>
5754 PR tree-optimization/36957
5755 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
5756 (useless_type_conversion_p): Remove.
5757 (types_compatible_p): Remove.
5758 * gimple.h (tree_ssa_useless_type_conversion): Declare.
5759 (useless_type_conversion_p): Declare.
5760 (types_compatible_p): Declare.
5761 (gimple_expr_type): Return the base type only if it is
5762 trivially convertible to the subtype.
5764 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
5766 * configure.ac: Use the m4_do macro to concatenate the warnings into
5767 one string in ACX_PROG_CC_WARNING_OPTS,
5768 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
5769 * configure: Regenerate.
5771 2008-07-28 Richard Guenther <rguenther@suse.de>
5773 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
5774 (insert_fake_stores): Remove.
5775 (realify_fake_stores): Likewise.
5776 (execute_pre): Remove dead code.
5777 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
5778 (find_func_aliases): Deal with it here instead.
5779 Re-enable gcc_unreachable call.
5781 2008-07-28 Richard Guenther <rguenther@suse.de>
5783 Merge from gimple-tuples-branch.
5785 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
5786 * gimple.def: New file.
5787 * gsstruct.def: Likewise.
5788 * gimple-iterator.c: Likewise.
5789 * gimple-pretty-print.c: Likewise.
5790 * tree-gimple.c: Removed. Merged into ...
5791 * gimple.c: ... here. New file.
5792 * tree-gimple.h: Removed. Merged into ...
5793 * gimple.h: ... here. New file.
5795 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
5796 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
5797 --enable-checking=gimple flag.
5798 * config.in: Likewise.
5799 * configure: Regenerated.
5801 * tree-ssa-operands.h: Tuplified.
5802 * tree-vrp.c: Likewise.
5803 * tree-loop-linear.c: Likewise.
5804 * tree-into-ssa.c: Likewise.
5805 * tree-ssa-loop-im.c: Likewise.
5806 * tree-dump.c: Likewise.
5807 * tree-complex.c: Likewise.
5808 * cgraphbuild.c: Likewise.
5809 * tree-ssa-threadupdate.c: Likewise.
5810 * tree-ssa-loop-niter.c: Likewise.
5811 * tree-pretty-print.c: Likewise.
5812 * tracer.c: Likewise.
5813 * gengtype.c: Likewise.
5814 * tree-loop-distribution.c: Likewise.
5815 * tree-ssa-loop-unswitch.c: Likewise.
5816 * cgraph.c: Likewise.
5817 * cgraph.h: Likewise.
5818 * tree-ssa-loop-manip.c: Likewise.
5819 * value-prof.c: Likewise.
5820 * tree-ssa-loop-ch.c: Likewise.
5821 * tree-tailcall.c: Likewise.
5822 * value-prof.h: Likewise.
5825 * tree-pass.h: Likewise.
5826 * ipa-cp.c: Likewise.
5827 * tree-scalar-evolution.c: Likewise.
5828 * tree-scalar-evolution.h: Likewise.
5829 * target.h: Likewise.
5830 * lambda-mat.c: Likewise.
5831 * tree-phinodes.c: Likewise.
5832 * diagnostic.h: Likewise.
5833 * builtins.c: Likewise.
5834 * tree-ssa-alias-warnings.c: Likewise.
5835 * cfghooks.c: Likewise.
5836 * fold-const.c: Likewise.
5837 * cfghooks.h: Likewise.
5838 * omp-low.c: Likewise.
5839 * tree-ssa-dse.c: Likewise.
5840 * ipa-reference.c: Likewise.
5841 * tree-ssa-uncprop.c: Likewise.
5842 * toplev.c: Likewise.
5843 * tree-gimple.c: Likewise.
5844 * tree-gimple.h: Likewise.
5845 * tree-chrec.c: Likewise.
5846 * tree-chrec.h: Likewise.
5847 * tree-ssa-sccvn.c: Likewise.
5848 * tree-ssa-sccvn.h: Likewise.
5849 * cgraphunit.c: Likewise.
5850 * tree-ssa-copyrename.c: Likewise.
5851 * tree-ssa-ccp.c: Likewise.
5852 * tree-ssa-loop-ivopts.c: Likewise.
5853 * tree-nomudflap.c: Likewise.
5854 * tree-call-cdce.c: Likewise.
5855 * ipa-pure-const.c: Likewise.
5856 * c-format.c: Likewise.
5857 * tree-stdarg.c: Likewise.
5858 * tree-ssa-math-opts.c: Likewise.
5859 * tree-ssa-dom.c: Likewise.
5860 * tree-nrv.c: Likewise.
5861 * tree-ssa-propagate.c: Likewise.
5862 * ipa-utils.c: Likewise.
5863 * tree-ssa-propagate.h: Likewise.
5864 * tree-ssa-alias.c: Likewise.
5865 * gimple-low.c: Likewise.
5866 * tree-ssa-sink.c: Likewise.
5867 * ipa-inline.c: Likewise.
5868 * c-semantics.c: Likewise.
5869 * dwarf2out.c: Likewise.
5871 * tree-ssa-loop-ivcanon.c: Likewise.
5872 * predict.c: Likewise.
5873 * tree-ssa-loop.c: Likewise.
5874 * tree-parloops.c: Likewise.
5875 * tree-ssa-address.c: Likewise.
5876 * tree-ssa-ifcombine.c: Likewise.
5877 * matrix-reorg.c: Likewise.
5878 * c-decl.c: Likewise.
5879 * tree-eh.c: Likewise.
5880 * c-pretty-print.c: Likewise.
5881 * lambda-trans.c: Likewise.
5882 * function.c: Likewise.
5883 * langhooks.c: Likewise.
5884 * ebitmap.h: Likewise.
5885 * tree-vectorizer.c: Likewise.
5886 * function.h: Likewise.
5887 * langhooks.h: Likewise.
5888 * tree-vectorizer.h: Likewise.
5889 * ipa-type-escape.c: Likewise.
5890 * ipa-type-escape.h: Likewise.
5891 * domwalk.c: Likewise.
5892 * tree-if-conv.c: Likewise.
5893 * profile.c: Likewise.
5894 * domwalk.h: Likewise.
5895 * tree-data-ref.c: Likewise.
5896 * tree-data-ref.h: Likewise.
5897 * tree-flow-inline.h: Likewise.
5898 * tree-affine.c: Likewise.
5899 * tree-vect-analyze.c: Likewise.
5900 * c-typeck.c: Likewise.
5901 * gimplify.c: Likewise.
5902 * coretypes.h: Likewise.
5903 * tree-ssa-phiopt.c: Likewise.
5904 * calls.c: Likewise.
5905 * tree-ssa-coalesce.c: Likewise.
5906 * tree.def: Likewise.
5907 * tree-dfa.c: Likewise.
5908 * except.c: Likewise.
5909 * except.h: Likewise.
5910 * cfgexpand.c: Likewise.
5911 * tree-cfgcleanup.c: Likewise.
5912 * tree-ssa-pre.c: Likewise.
5913 * tree-ssa-live.c: Likewise.
5914 * tree-sra.c: Likewise.
5915 * tree-ssa-live.h: Likewise.
5916 * tree-predcom.c: Likewise.
5917 * lambda.h: Likewise.
5918 * tree-mudflap.c: Likewise.
5919 * ipa-prop.c: Likewise.
5920 * print-tree.c: Likewise.
5921 * tree-ssa-copy.c: Likewise.
5922 * ipa-prop.h: Likewise.
5923 * tree-ssa-forwprop.c: Likewise.
5924 * ggc-page.c: Likewise.
5925 * c-omp.c: Likewise.
5926 * tree-ssa-dce.c: Likewise.
5927 * tree-vect-patterns.c: Likewise.
5928 * tree-ssa-ter.c: Likewise.
5929 * tree-nested.c: Likewise.
5930 * tree-ssa.c: Likewise.
5931 * lambda-code.c: Likewise.
5932 * tree-ssa-loop-prefetch.c: Likewise.
5933 * tree-inline.c: Likewise.
5934 * tree-inline.h: Likewise.
5935 * tree-iterator.c: Likewise.
5936 * tree-optimize.c: Likewise.
5937 * tree-ssa-phiprop.c: Likewise.
5938 * tree-vect-transform.c: Likewise.
5939 * tree-object-size.c: Likewise.
5940 * tree-outof-ssa.c: Likewise.
5941 * cfgloop.c: Likewise.
5942 * system.h: Likewise.
5943 * tree-profile.c: Likewise.
5944 * cfgloop.h: Likewise.
5945 * c-gimplify.c: Likewise.
5946 * c-common.c: Likewise.
5947 * tree-vect-generic.c: Likewise.
5948 * tree-flow.h: Likewise.
5949 * c-common.h: Likewise.
5950 * basic-block.h: Likewise.
5951 * tree-ssa-structalias.c: Likewise.
5952 * tree-switch-conversion.c: Likewise.
5953 * tree-ssa-structalias.h: Likewise.
5954 * tree-cfg.c: Likewise.
5955 * passes.c: Likewise.
5956 * ipa-struct-reorg.c: Likewise.
5957 * ipa-struct-reorg.h: Likewise.
5958 * tree-ssa-reassoc.c: Likewise.
5959 * cfgrtl.c: Likewise.
5960 * varpool.c: Likewise.
5962 * tree-ssanames.c: Likewise.
5963 * tree-ssa-threadedge.c: Likewise.
5964 * langhooks-def.h: Likewise.
5965 * tree-ssa-operands.c: Likewise.
5966 * config/alpha/alpha.c: Likewise.
5967 * config/frv/frv.c: Likewise.
5968 * config/s390/s390.c: Likewise.
5969 * config/m32c/m32c.c: Likewise.
5970 * config/m32c/m32c-protos.h: Likewise.
5971 * config/spu/spu.c: Likewise.
5972 * config/sparc/sparc.c: Likewise.
5973 * config/i386/i386.c: Likewise.
5974 * config/sh/sh.c: Likewise.
5975 * config/xtensa/xtensa.c: Likewise.
5976 * config/stormy16/stormy16.c: Likewise.
5977 * config/ia64/ia64.c: Likewise.
5978 * config/rs6000/rs6000.c: Likewise.
5979 * config/pa/pa.c: Likewise.
5980 * config/mips/mips.c: Likewise.
5982 2008-07-28 Simon Baldwin <simonb@google.com>
5984 * c-pragma.c (handle_pragma_message): New function.
5985 (init_pragma): Register handle_pragma_message.
5986 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
5989 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
5991 PR tree-optimization/35252
5992 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
5993 REALPART_EXPR to be considered as same load operation.
5995 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
5997 PR tree-optimization/36830
5998 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
5999 (expressions_equal_p): Return false if only one operand is null.
6001 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
6003 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
6004 version requirements.
6006 2008-07-26 Olivier Hainque <hainque@adacore.com>
6008 * collect2.c (symkind): New enum. Symbol kinds we care about.
6009 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
6010 code and head comment accordingly.
6011 (scan_prog_file): Use symkind names instead of bare integers.
6013 2008-07-25 Jan Hubicka <jh@suse.cz>
6015 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
6017 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
6018 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
6019 * dojump.c (clear_pending_stack_adjust): Likewise.
6020 * print-tree.c (print_node): Ignore DECL_INLINE.
6021 * tree-inline.c (inlinable_function_p): Likewise.
6023 2008-07-25 Michael Meissner <gnu@the-meissners.org>
6025 * doc/extend.texi (hot attribute): Document that the hot attribute
6026 turns on -O3 for some ports.
6027 (cold attribute): Document that the cold attribute turns on -Os
6030 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
6031 reflect function specific option support.
6033 * target.h (struct target_option_hooks): Add fields to say whether
6034 the cold attribute implies -Os and the hot attribute implies -O3.
6036 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
6037 By default, do not turn on -Os for cold functions.
6038 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
6039 not turn on -O3 for hot functions.
6041 * c-common.c (handle_hot_attribute): Use target hook to determine
6042 if hot functions should enable -O3.
6043 (handle_cold_attribute): Use target hook to determine if cold
6044 functions should enable -Os.
6046 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
6047 (override_options): Move disable scheduling to
6048 optimization_options.
6049 (optimization_options): Disable scheduling here, not
6051 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6052 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6054 * config/ia64/ia64.c (ia64_override_options): Move setting
6055 scheduling flags to ia64_optimization_options.
6056 (ia64_optimization_options): Disable scheduling options here, and
6057 not in ia64_override_options.
6058 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6059 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6061 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
6064 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
6066 2008-07-25 Martin Jambor <mjambor@suse.cz>
6068 PR tree-optimization/36926
6069 * ipa-prop.c (ipa_analyze_call_uses): Call
6070 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
6072 2008-07-25 Joseph Myers <joseph@codesourcery.com>
6074 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6075 movv2si_internal): Add mem = reg alternative.
6077 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
6080 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
6081 DEFAULT_PCC_STRUCT_RETURN to 127.
6083 2008-07-24 Jan Hubicka <jh@suse.cz>
6085 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
6086 (build_cgraph_edges): Likewise.
6087 * cgraph.c (cgraph_node): Do not update assembler hash.
6088 (cgraph_remove_node): Drop non-unit-at-a-time code.
6089 * tree-pass.h (pass_O0_always_inline): Remove.
6090 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
6091 * toplev.c (process_options): Flag unit-at-a-time does not imply
6093 * cgraphunit.c: Update comments.
6094 (decide_is_function_needed): Drop non-unit-at-a-time mode.
6095 (cgraph_assemble_pending_functions): Remove.
6096 (cgraph_reset_node): Drop non-unit-at-a-time code.
6097 (cgraph_finalize_function): Likewise.
6098 (cgraph_analyze_function): Likewise.
6099 (cgraph_finalize_compilation_unit): Likewise.
6100 (cgraph_expand_function): Likewise.
6101 (cgraph_optimize): Likesise.
6102 (save_inline_function_body): Likewise.
6103 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
6104 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
6105 * ipa-inline.c: Update comments.
6106 (enum inlining_mode): remove INLINE_SPEED.
6107 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
6108 (cgraph_mark_inline_edge): Likewise.
6109 (try_inline): Likewise.
6110 (cgraph_decide_inlining_incrementally): Likewise.
6111 (cgraph_gate_inlining): Remove.
6112 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
6113 (cgraph_gate_early_inlining): Likewise.
6114 (gate_inline_passes): Remove.
6115 (pass_inline_parameters, pass_ipa_inline): Remove gates.
6116 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6117 pass_O0_always_inline): Remove.
6118 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
6119 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
6120 * opts.c (no_unit_at_a_time_default): Remove.
6121 (decode_options): Remove flag_unit_at_a_time reset and warning.
6122 * opts.h (no_unit_at_a_time_default): Remove.
6123 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
6124 early in GNU dialect.
6125 (merge_decls): Update comment; drop unit-at-a-time check.
6126 (finish_decl): Likewise.
6127 (grok_declaration): Remove flag_inline_trees code.
6128 (finish_functions): Return on function returning non-void on all
6130 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
6131 * cfgexpand.c (expand_one_static_var): Remove.
6132 (expand_one_var): Remove expand_one_static_var call.
6133 (expand_used_vars_for_block): Remove flag_unit_a_time check.
6134 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
6135 and flag_unit_at_a-time compatibility checks.
6136 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
6137 * tree-inline.c (flag_inline_trees): Remove.
6138 (inlinable_function_p): Don't check it.
6139 (expand_call_inline): Remove non-unit-at-a-time code.
6140 * tree-inline.h (flag_inline_trees): Remove.
6141 * tree-optimize.c (execute_early_local_optimizations): Remove
6142 unit-at-a-time checks.
6143 (tree_rest_of_compilation): Likewise.
6144 * combine.c (setup_incoming_promotions): Likewise.
6145 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
6146 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
6147 * passes.c (pass_inline_parameters): Update comments; remove
6148 O0_alwaysinline pass.
6149 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
6150 (execute_one_pass): Likewise.
6151 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
6152 (ix86_function_sseregparm): Likewise.
6153 * arm.c (arm_function_in_section_p): Likewise.
6154 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
6155 * varpool.c: Update comments.
6156 (decide_is_variable_needed): Remove unit-at-a-time checks.
6157 (varpool_finalize_decl): Likewise.
6159 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
6161 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
6163 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
6165 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
6167 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
6168 imp symbol extension.
6170 2008-07-23 Ian Lance Taylor <iant@google.com>
6172 * tree-vrp.c (infer_value_range): Ignore asm statements when
6173 looking for memory accesses for -fdelete-null-pointer-checks.
6175 2008-07-24 Ben Elliston <bje@au.ibm.com>
6177 * config/spu/spu-c.c (__vector_keyword): New variable.
6178 (vector_keyword): Likewise.
6179 (spu_categorize_keyword): New function.
6180 (spu_macro_to_expand): Likewise.
6181 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
6182 compiling an ISO C dialect.
6184 2008-07-24 Ben Elliston <bje@au.ibm.com>
6186 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
6189 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6191 * configure: Regenerate.
6192 * configure.ac: Require texinfo 4.7.
6193 * doc/install.texi: Document texinfo 4.7 requirement.
6195 2008-07-23 Martin Jambor <mjambor@suse.cz>
6197 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
6198 rather than for DECL_SAVED_TREE.
6199 * ipa-prop.c: Include diagnostic.h.
6200 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
6202 (ipa_detect_param_modifications): Function rewritten from scratch.
6203 (ipa_compute_jump_functions): Changed accesses to modification flags.
6204 (ipa_free_node_params_substructures): Update flags destruction.
6205 (ipa_node_duplication_hook): Update flags duplication.
6206 (ipa_print_all_params_modified): Updated flag access.
6207 * ipa-prop.h (struct ipa_param_flags): New structure.
6208 (struct ipa_node_params): New field modification_analysis_done,
6209 modified_flags changed into param_flags.
6210 (ipa_is_ith_param_modified): Changed to use new flags.
6211 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
6213 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
6214 ipa-cp.c and split into two functions.
6215 (ipa_print_node_jump_functions): New function.
6216 (compute_scalar_jump_functions): New function.
6217 (type_like_member_ptr_p): New function.
6218 (compute_pass_through_member_ptrs): New function.
6219 (fill_member_ptr_cst_jump_function): New function.
6220 (determine_cst_member_ptr): New function.
6221 (compute_cst_member_ptr_arguments): New function.
6222 (ipa_compute_jump_functions): Complete rewrite.
6223 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
6224 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
6225 (struct ipa_member_ptr_cst): New structure.
6226 (union jump_func_value): New field member_cst.
6227 * ipa-cp.c (ipcp_lat_is_insertable): New function.
6228 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
6229 jump function types.
6230 (ipcp_print_all_lattices): Slight fprintf rearrangement.
6231 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
6232 instead of ipcp_print_all_jump_functions.
6233 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
6234 only for replacable scalars.
6236 * doc/invoke.texi (Optimize options): Add description of
6237 -findirect-inlining.
6238 * common.opt (flag_indirect_inlining): New flag.
6239 * opts.c (decode_options): Set flag_indirect_inlining when
6242 * ipa-inline.c: Include ipa-prop.h.
6243 (inline_indirect_intraprocedural_analysis): New function.
6244 (inline_generate_summary): Allocate parameter and argument info
6245 structures, call inline_indirect_intraprocedural_analysis on each
6246 node when doing indirect inlining and deallocate indirect inlining
6247 data structures in the end.
6248 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
6249 (free_all_ipa_structures_after_iinln): New function.
6250 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
6252 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
6254 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
6255 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6256 of computing the frequency separately.
6257 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6258 of computing the frequency separately.
6259 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
6260 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
6261 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
6262 (ipa_get_stmt_member_ptr_load_param): New function.
6263 (ipa_is_ssa_with_stmt_def): New function.
6264 (ipa_note_param_call): New function.
6265 (ipa_analyze_call_uses): New function.
6266 (ipa_analyze_stmt_uses): New function.
6267 (ipa_analyze_params_uses): New function.
6268 (ipa_free_node_params_substructures): Also free the param_calls linked
6270 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
6271 (ipa_print_node_param_flags): New function.
6272 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
6273 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
6274 * ipa-prop.h (struct ipa_param_flags): New field called.
6275 (struct ipa_param_call_note): New structure.
6276 (struct ipa_node_params): New fields param_calls and
6278 (ipa_is_ith_param_called): New function.
6279 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
6280 ipa_analyze_params_uses and dump parameter flags.
6282 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
6283 ipa_propagate_indirect_call_infos if performing indirect inlining,
6284 pass a new parameter new_edges to it.
6285 (add_new_edges_to_heap): New fucntion.
6286 (cgraph_decide_inlining_of_small_functions): New vector
6287 new_indirect_edges for newly found indirect edges , call
6288 ipa_propagate_indirect_call_infos after inlining.
6289 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
6290 inlining if performing indirect inlining. Call
6291 free_all_ipa_structures_after_iinln when doing so too.
6292 (inline_generate_summary): Do not call
6293 free_all_ipa_structures_after_iinln here.
6294 * ipa-prop.c (update_jump_functions_after_inlining): New function.
6295 (print_edge_addition_message): New function.
6296 (update_call_notes_after_inlining): New function.
6297 (propagate_info_to_inlined_callees): New function.
6298 (ipa_propagate_indirect_call_infos): New function.
6299 * ipa-prop.h: Include cgraph.h
6300 (struct ipa_param_call_note): Fields reordered, new field processed.
6301 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
6303 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
6304 rediscovered call statements.
6305 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
6306 (dump_cgraph_node): Dump also the indirect_call flag.
6307 (cgraph_clone_edge): Copy also the indirect_call flag.
6308 * tree-inline.c (copy_bb): Do not check for fndecls from call
6309 expressions, check for edge availability when moving clones.
6310 (get_indirect_callee_fndecl): New function.
6311 (expand_call_inline): If callee declaration is not apprent from
6312 the statement, try calling get_indirect_callee_fndecl. Do not
6313 issue warnings or call sorry when not inlinings an indirect edge.
6314 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
6316 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
6317 bit more frandly to matching.
6318 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
6319 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
6320 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
6322 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6325 * opth-gen.awk: Suppress function specific features when building
6327 * optc-gen.awk: Ditto.
6329 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6332 * diagnostic.c (pedwarn): Add opt parameter.
6334 * c-tree.h (pedwarn_init): Add opt parameter.
6335 (pedwarn_c90): Likewise.
6336 (pedwarn_c99): Likewise.
6337 * c-errors.c (pedwarn_c99): Likewise.
6338 (pedwarn_c90): Likewise.
6339 * toplev.h (pedwarn): Update declaration.
6340 (pedwarn0): Declare.
6341 * c-lex.c: All calls to pedwarn changed.
6342 * builtins.c: All calls to pedwarn changed.
6343 * toplev.c: All calls to pedwarn changed.
6344 * c-decl.c: All calls to pedwarn changed.
6345 * c-typeck.c: All calls to pedwarn changed.
6346 * c-common.c: All calls to pedwarn changed.
6347 * c-parser.c: All calls to pedwarn changed.
6349 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6350 Karthik Kumar <karthikkumar@gmail.com>
6352 * attribs.c (file scope): Include c-common.h.
6353 (decl_attributes): Add support for #pragma GCC optimize and
6356 * targhooks.c (default_can_inline_p): New function that is the
6357 default for the TARGET_CAN_INLINE_P target hook.
6359 * targhooks.h (default_can_inline_p): Add declaration.
6361 * tree.c (cl_optimization_node): New static tree for building
6362 OPTIMIZATION_NODE tree.
6363 (cl_target_option_node): New static tree for building
6364 TARGET_OPTION_NODE tree.
6365 (cl_option_hash_table): New hash table for hashing
6366 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6367 (cl_option_hash_hash): New function to provide the hash value for
6368 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6369 (cl_option_hash_eq): New function to provide an equality test for
6370 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6371 (tree_code_size): Add support for OPTIMIZATION_NODE and
6372 TARGET_OPTION_NODE trees.
6373 (tree_code_structure): Add support for OPTIMIZATION_NODE and
6374 TARGET_OPTION_NODE trees.
6375 (build_optimization_node): Build a tree that has all of the
6376 current optimization options.
6377 (build_target_option_node): Build a tree that has the target
6378 options that might be changed on a per function basis.
6380 * tree.h (file scope): Include options.h.
6381 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
6382 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6383 (TREE_OPTIMIZATION): Ditto.
6384 (TREE_TARGET_SPECIFIC): Ditto.
6385 (struct tree_function_decl): Add fields for remembering the
6386 current optimization options and target specific options.
6387 (struct tree_optimization_option): New tree variant that remembers
6388 the optimization options.
6389 (struct tree_target_option): New tree variant that remembers the
6390 target specific flags that might change for compiling a particular
6392 (union tree_node): Include tree_optimization_option and
6393 tree_target_option fields.
6394 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
6395 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
6396 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
6397 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
6398 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
6399 optimization and target options.
6400 (optimization_default_node): New macro to refer to global_trees
6402 (optimization_current_node): Ditto.
6403 (optimization_cold_node): Ditto.
6404 (optimization_hot_node): Ditto.
6405 (target_option_default_node): Ditto.
6406 (target_option_current_node): Ditto.
6407 (current_option_pragma): Ditto.
6408 (current_optimize_pragma): Ditto.
6410 * target.h (struct gcc_target): Add valid_option_attribute_p,
6411 target_option_save, target_option_restore, target_option_print,
6412 target_option_pragma_parse, and can_inline_p hooks.
6414 * toplev.h (parse_optimize_options): Add declaration.
6415 (fast_math_flags_struct_set_p): Ditto.
6417 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
6418 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
6421 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
6422 tree_can_inline_p hook to see if one function can inline another.
6423 (cgraph_decide_inlining): Ditto.
6424 (cgraph_decide_inlining_incrementally): Ditto.
6426 * opts.c (decode_options): Add support for running multiple times
6427 to allow functions with different target or optimization options
6428 than was specified on the command line.
6429 (fast_math_flags_struct_set_p): New function that is similar to
6430 fast_math_flags_set_p, except it uses the values in the
6431 cl_optimization structure instead of global variables.
6433 * optc-gen.awk: Add support for TargetSave to allow a back end to
6434 declare new fields that need to be saved when using function
6435 specific options. Include flags.h and target.h in the options.c
6436 source. Add support for Save to indicate which options can be set
6437 for individual functions. Generate cl_optimize_save,
6438 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
6439 cl_target_option_restore, cl_target_option_print functions to
6440 allow functions to use different optimization or target options.
6442 * opt-functions.awk (var_type_struct): Return the type used for
6443 storing the field in a structure.
6445 * opth-gen.awk: Add support for TargetSave to allow a back end to
6446 declare new fields that need to be saved when using function
6447 specific options. Add support for Save to indicate which options
6448 can be set for individual functions. Only generate one extern for
6449 Mask fields. Generate cl_optimization and cl_target_option
6450 structures to remember optimization and target options.
6452 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
6453 collecting new tree nodes.
6454 (TS_TARGET_OPTION): Ditto.
6456 * c-decl.c (merge_decls): Merge function specific target and
6457 optimization options.
6459 * function.c (invoke_set_current_function_hook): If the function
6460 uses different optimization options, change the global variables
6463 * coretypes.h (struct cl_optimization): Add forward reference.
6464 (struct cl_target_option): Ditto.
6466 * c-pragma.c (option_stack): New static vector to remember the
6467 current #pragma GCC option stack.
6468 (handle_pragma_option): New function to support #pragma GCC option
6469 to change target options.
6470 (optimize_stack): New static vector to remember the current
6471 #pragma GCC optimize stack.
6472 (handle_pragma_optimize): New function to support #pragma GCC
6473 optimize to change optimization options.
6474 (init_pragma): Add support for #pragma GCC optimize and #pragma
6477 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
6478 optimization options.
6479 (TARGET_OPTION_NODE): New tree code for remembering certain target
6482 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
6483 TARGET_OPTION_NODE trees.
6485 * common.opt (-O): Add Optimization flag.
6487 (-fmath-errno): Ditto.
6488 (-falign-functions): Add UInteger flag to make sure flag gets full
6489 int in cl_optimization structure.
6490 (-falign-jumps): Ditto.
6491 (-falign-labels): Ditto.
6492 (-falign-loops): Ditto.
6493 (-fsched-stalled-insns): Ditto.
6494 (-fsched-stalled-insns-dep): Ditto.
6496 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
6498 (TARGET_OPTION_SAVE): Ditto.
6499 (TARGET_OPTION_RESTORE): Ditto.
6500 (TARGET_OPTION_PRINT): Ditto.
6501 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6502 (TARGET_CAN_INLINE_P): Ditto.
6503 (TARGET_INITIALIZER): Add new hooks.
6505 * tree-inline.c (tree_can_inline_p): New function to determine
6506 whether one function can inline another. Check if the functions
6507 use compatible optimization options, and also call the backend
6510 * tree-inline.h (tree_can_inline_p): Add declaration.
6512 * c-common.c (c_common_attribute): Add support for option and
6513 optimize attributes.
6514 (handle_option_attribute): Add support for the option attribute to
6515 allow the user to specify different target options for compiling a
6517 (handle_optimize_attribute): Add support for the optimize
6518 attribute to allow the user to specify different optimization
6519 options for compiling a specific function.
6520 (handle_hot_attribute): Turn on -O3 optimization for this one
6521 function if it isn't the default optimization level.
6522 (handle_cold_attribute): Turn on -Os optimization for this one
6523 function if it insn't the default optimization.
6524 (const_char_p): New const char * typedef.
6525 (optimize_args): New static vector to remember the optimization
6527 (parse_optimize_options): New function to set up the optimization
6528 arguments from either the optimize attribute or #pragma GCC optimize.
6530 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
6531 (builtin_define_std): Ditto.
6533 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
6534 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
6535 (x86_64-*-*): Ditto.
6537 * Makefile.in (TREE_H): Add options.h.
6538 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
6540 * doc/extend.texi (option attribute): Document new attribute.
6541 (optimize attribute): Ditto.
6542 (hot attribute): Document hot attribute sets -O3.
6543 (cold attribute): Document cold attribute sets -Os.
6544 (#pragma GCC option): Document new pragma.
6545 (#pragma GCC optimize): Ditto.
6547 * doc/options.texi (TargetSave): Document TargetSave syntax.
6548 (UInteger): Document UInteger must be used for certain flags.
6549 (Save): Document Save option to create target specific options
6550 that can be saved/restored on a function specific context.
6552 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
6553 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6555 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
6556 (TARGET_OPTION_SAVE): Ditto.
6557 (TARGET_OPTION_RESTORE): Ditto.
6558 (TARGET_OPTION_PRINT): Ditto.
6559 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6560 (TARGET_CAN_INLINE_P): Ditto.
6562 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
6564 (-mfpmath=both): Ditto.
6566 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6567 Karthik Kumar <karthikkumar@gmail.com>
6569 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
6570 (TARGET_POPCNT): Ditto.
6571 (TARGET_SAHF): Ditto.
6572 (TARGET_AES): Ditto.
6573 (TARGET_PCLMUL): Ditto.
6574 (TARGET_CMPXCHG16B): Ditto.
6575 (TARGET_RECIP): Move switch into target_flags.
6576 (TARGET_FUSED_MADD): Ditto.
6577 (ix86_arch_features): Make an unsigned char type.
6578 (ix86_tune_features): Ditto.
6579 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
6580 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
6581 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
6583 * config/i386/i386.opt (arch): New TargetSave field to define
6584 fields that need to be saved for function specific option support.
6587 (branch_cost): Ditto.
6588 (ix86_isa_flags_explicit): Ditto.
6589 (tune_defaulted): Ditto.
6590 (arch_specified): Ditto.
6591 (-m128-long-double): Add Save flag to save option for target
6592 specific option support.
6594 (-maccumulate-outgoing-args): Ditto.
6595 (-malign-double): Ditto.
6596 (-malign-stringops): Ditto.
6597 (-mfancy-math-387): Ditto.
6598 (-mhard-float): Ditto.
6600 (-minline-all-stringops): Ditto.
6601 (-minline-stringops-dynamically): Ditto.
6602 (-mms-bitfields): Ditto.
6603 (-mno-align-stringops): Ditto.
6604 (-mno-fancy-math-387): Ditto.
6605 (-mno-push-args): Ditto.
6606 (-mno-red-zone): Ditto.
6607 (-mpush-args): Ditto.
6608 (-mred-zone): Ditto.
6610 (-msseregparm): Ditto.
6611 (-mstack-arg-probe): Ditto.
6626 (-mrecip): Move flag into target_flags.
6628 (-mno-fused-madd): Ditto.
6629 (-mfused-madd): Ditto.
6630 (-mabm): Move flag into ix86_isa_flags.
6637 * config/i386/i386-c.c: New file for #pragma support.
6638 (ix86_target_macros_internal): New function to #define or #undef
6639 target macros based when the user uses the #pragma GCC option to
6640 change target options.
6641 (ix86_pragma_option_parse): New function to add #pragma GCC option
6643 (ix86_target_macros): Move defining the target macros here from
6644 TARGET_CPU_CPP_BUILTINS in i386.h.
6645 (ix86_register_pragmas): Register the #pragma GCC option hook. If
6646 defined, initialize any subtarget #pragmas.
6648 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
6649 REGISTER_TARGET_PRAGMAS.
6651 * config/i386/t-i386: New file for x86 dependencies.
6652 (i386.o): Make dependencies mirror the include files used.
6653 (i386-c.o): New file, add dependencies.
6655 * config/i386/i386-protos.h (override_options): Add bool argument.
6656 (ix86_valid_option_attribute_tree): Add declaration.
6657 (ix86_target_macros): Ditto.
6658 (ix86_register_macros): Ditto.
6660 * config/i386/i386.c (ix86_tune_features): Move initialization of
6661 the target masks to initial_ix86_tune_features to allow functions
6662 to have different target options. Make type unsigned char,
6663 instead of unsigned int.
6664 (initial_ix86_tune_features): New static vector to hold processor
6665 masks for the tune variables.
6666 (ix86_arch_features): Move initialization of the target masks to
6667 initial_ix86_arch_features to allow functions to have different
6668 target options. Make type unsigned char, instead of unsigned int.
6669 (initial_ix86_arch_features): New static vector to hold processor
6670 masks for the arch variables.
6671 (enum ix86_function_specific_strings): New enum to describe the
6672 string options used for attribute((option(...))).
6673 (ix86_target_string): New function to return a string that
6674 describes the target options.
6675 (ix86_debug_options): New function to print the current options in
6677 (ix86_function_specific_save): New function hook to save the
6678 function specific global variables in the cl_target_option structure.
6679 (ix86_function_specific_restore): New function hook to restore the
6680 function specific variables from the cl_target_option structure to
6681 the global variables.
6682 (ix86_function_specific_print): New function hook to print the
6683 target specific options in the cl_target_option structure.
6684 (ix86_valid_option_attribute_p): New function hook to validate
6685 attribute((option(...))) arguments.
6686 (ix86_valid_option_attribute_tree): New function that is common
6687 code between attribute((option(...))) and #pragma GCC option
6688 support that parses the options and returns a tree holding the options.
6689 (ix86_valid_option_attribute_inner_p): New helper function for
6690 ix86_valid_option_attribute_tree.
6691 (ix86_can_inline_p): New function hook to decide if one function
6692 can inline another on a target specific basis.
6693 (ix86_set_current_function); New function hook to switch target
6694 options if the user used attribute((option(...))) or #pragma GCC
6696 (ix86_tune_defaulted): Move to static file scope from
6698 (ix86_arch_specified): Ditto.
6699 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
6701 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
6702 (OPTION_MASK_ISA_ABM_SET): Ditto.
6703 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
6704 (OPTION_MASK_ISA_CX16_SET): Ditto.
6705 (OPTION_MASK_ISA_SAHF_SET): Ditto.
6706 (OPTION_MASK_ISA_AES_UNSET): Ditto.
6707 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
6708 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
6709 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
6710 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
6711 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
6712 (struct ptt): Move to static file scope from override_options.
6713 (processor_target_table): Ditto.
6715 (ix86_handle_option): Add support for options that are now isa options.
6716 (override_options): Add support for declaring functions that
6717 support different target options than were specified on the
6718 command line. Move struct ptt, processor_target_table, cpu_names,
6719 ix86_tune_defaulted, ix86_arch_specified to static file scope.
6720 Add bool argument. Fix up error messages so the appropriate error
6721 is given for either command line or attribute.
6722 (ix86_previous_fndecl): New static to remember previous function
6723 declaration to see if we need to change target options.
6724 (ix86_builtins_isa): New array to record the ISA of each builtin
6726 (def_builtin): Always create the builtin function, even if the
6727 current ISA doesn't support it.
6728 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
6729 tests for those builtins.
6730 (ix86_init_builtins): Remove TARGET_MMX test for calling
6731 ix86_init_mmx_sse_builtins.
6732 (ix86_expand_builtin): If the current ISA doesn't support a given
6733 builtin, signal an error.
6734 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
6735 (TARGET_SET_CURRENT_FUNCTION): Ditto.
6736 (TARGET_OPTION_SAVE): Ditto.
6737 (TARGET_OPTION_RESTORE): Ditto.
6738 (TARGET_OPTION_PRINT): Ditto.
6739 (TARGET_CAN_INLINE_P): Ditto.
6741 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
6743 * c-typeck.c (build_external_ref): Don't call assemble_external.
6744 * final.c (output_operand): Call assemble_external.
6746 2008-07-21 DJ Delorie <dj@redhat.com>
6748 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
6749 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6751 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6753 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
6754 original insn and splitter contents into ...
6755 ("*div<mode>3_fast"): ... this new pattern. Enable only if
6756 flag_unsafe_math_optimizations. Add dummy scratch register.
6757 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
6758 !flag_unsafe_math_optimizations. Returns number with next
6759 highest magnitude if this is still less or equal to the true
6760 quotient in magnitude.
6762 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
6764 * Makefile.in: Replace toplev.h with TOPLEV_H.
6765 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
6766 * c-lex.c (fe_file_change): Don't set in_system_header.
6767 * c-parser.c (c_token): Remove in_system_header.
6768 (c_lex_one_token): Don't set in_system_header.
6769 (c_parser_set_source_position_from_token): Don't set in_system_header.
6770 * diagnostic.c (diagnostic_report_diagnostic): Use location from
6773 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
6774 * flags.h (in_system_header): Remove.
6775 * function.c (saved_in_system_header): Remove.
6776 (push_cfun): Don't set in_system_header.
6777 (pop_cfun): Don't set in_system_header.
6778 (push_struct_function): Don't set in_system_header.
6779 * input.h (expanded_location): Add sysp.
6780 (in_system_header_at): New.
6781 (in_system_header): New.
6782 * toplev.c (in_system_header): Remove.
6783 * toplev.h: Include input.h
6785 * tree-cfg.c (execute_warn_function_return): Call warning_at.
6786 * tree-ssa.c (warn_uninit): Call warning_at.
6787 (warn_uninitialized_var): Update calls to warn_uninit.
6788 (warn_uninitialized_phi): Update calls to warn_uninit.
6789 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
6790 (expand_location): Initialize xloc.sysp.
6791 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
6792 (tree_decl_with_vis): Remove in_system_header_flag.
6794 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
6797 * recog.c (asm_operand_ok): Change the order of the extra
6798 memory constraint checks.
6800 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6803 * tree-switch-conversion.c (build_one_array): Call
6804 varpool_mark_needed_node and varpool_finalize_decl
6805 instead of assemble_variable.
6807 2008-07-19 Jan Hubicka <jh@suse.cz>
6809 * cgraph.c (cgraph_add_new_function): Do early local passes.
6810 * tree-nrv.c (gate_pass_return_slot): New gate.
6811 (pass_nrv): Add the gate.
6812 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
6814 (coalesce_ssa_name): Coalesce SSA names.
6815 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
6816 not optimizing so unused user vars remains visible.
6817 * common.opt (flag_tree_ter): Always enable by default.
6818 * tree-ssa-ter.c: Include flags.h
6819 (is_replaceable_p): Check that locations match; when aliasing is missing
6820 be conservative about loads.
6821 * tree-optimize.c (gate_init_datastructures): Remove.
6822 (pass_init_datastructures): New.
6823 * passes.c: Reorder passes so we always go into SSA.
6825 2008-07-19 Jan Hubicka <jh@suse.cz>
6827 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
6828 * doc/invoke.texi (--combine): Likewise.
6829 (-finline-functions-called-once): Update levels when enabled.
6830 (-funit-at-a-time): Document new behaviour.
6831 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
6832 -fno-section-anchors when disabled explicitly.
6833 (inline params): They are not ignored now.
6834 (precompiled headers): Remove unit-at-a-time as being incompatible.
6835 * opts.c (decode_options): Handle unit-at-a-time as alias;
6836 imply -fno-section-anchors when toplevel reorder is disabled
6838 * common.opt (ftoplevel-reorder): Set default value to 2.
6839 (funit-at-a-time): Set default value to 1.
6840 * config/rs6000/rs6000.c (optimization_options): Set section anchors
6843 2008-07-19 Jan Hubicka <jh@suse.cz>
6845 * builtins.c (expand_builtin_int_roundingfn,
6846 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
6849 2008-07-19 Richard Guenther <rguenther@suse.de>
6852 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
6853 * tree-ssa-sccvn.c (get_constant_value_id): New function.
6854 * tree-ssa-pre.c (get_expr_value_id): For newly created
6855 constant value-ids make sure to add the expression to its
6858 2008-07-19 Jakub Jelinek <jakub@redhat.com>
6861 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
6862 return value of the builtin is ignored.
6864 2008-07-19 Olivier Hainque <hainque@adacore.com>
6866 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
6867 bits, a C conformant malloc implementation has to provide.
6868 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
6870 2008-07-19 Joseph Myers <joseph@codesourcery.com>
6874 * reload.c (find_reloads_subreg_address): Only reload address if
6875 reloaded == 0, not for reloaded != 1.
6878 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6879 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6880 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6881 m32c_legitimize_reload_address.
6883 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6884 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6885 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6887 2008-07-19 Olivier Hainque <hainque@adacore.com>
6889 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
6890 argument, saying whether nested array are to be collapsed
6891 into a single array type DIE with multiple subscripts.
6892 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
6893 issues, centralize the nested array types collapsing control and
6894 disable the transformation for Ada.
6896 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
6899 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
6901 (x86_64_shift_adj_2): New expander.
6902 (x86_64_shift_adj_3): Ditto.
6903 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
6904 to split TImode operands.
6905 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
6906 (ix86_split_lshr): Ditto.
6908 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
6910 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
6911 and __CHAR32_TYPE__.
6912 * c-typeck.c (digest_init): Support char16_t and char32_t.
6913 (set_nonincremental_init_from_string): Idem.
6915 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6918 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
6919 PREFERRED_STACK_BOUNDARY.
6920 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6922 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6925 * function.c (locate_and_pad_parm): Cap boundary earlier.
6927 2008-07-17 Julian Brown <julian@codesourcery.com>
6929 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
6930 no-op for targets which don't use DLLs.
6932 2008-07-17 Martin Jambor <mjambor@suse.cz>
6934 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
6935 that nodes are relevant by examining the node->analyzed flag.
6936 (ipcp_init_stage): Check which nodes are relevant, assert that the
6937 relevant ones are also required.
6938 (ipcp_propagate_stage): Check on the side arrays are properly
6940 (ipcp_print_all_jump_functions): Make sure not to touch any node
6941 that is not analyzed or an edge that does not have a corresponding
6942 entry in the on-the-side vectors.
6943 (ipcp_function_scale_print): Likewise.
6944 (ipcp_update_callgraph): Check that the node is relevant.
6945 (ipcp_insert_stage): Check that the node is relevant. Check there is
6946 an info for every node and edge.
6947 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
6948 (ipa_print_all_tree_maps): Likewise and a new variable info.
6949 (ipa_print_all_params_modified): Likewise.
6950 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
6952 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
6955 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
6957 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
6959 PR rtl-optimization/36753
6960 * fwprop.c (use_killed_between): Don't shortcut
6961 single-definition global registers.
6963 2008-07-16 Jan Hubicka <jh@suse.cz>
6965 * cgraph.h (varpool_empty_needed_queue): Declare.
6966 * cgraphunit.c (output_in_order): Mark all variables as needed;
6968 * varpool.c (varpool_assemble_node): Update debug queue.
6969 (varpool_assemble_pending_decls): Don't do it here.
6970 (varpool_empty_needed_queue): New function.
6972 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6974 * recog.c (peephole2_optimize): Fix formatting.
6976 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6978 * c-pch.c (get_ident): Avoid C++ keywords.
6979 * combine-stack-adj.c (single_set_for_csa): Likewise.
6980 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
6981 output_asm_insn): Likewise.
6982 * reload.c (push_secondary_reload, find_reusable_reload,
6983 push_reload, combine_reloads, find_reloads,
6984 debug_reload_to_stream): Likewise.
6985 * reload.h (struct reload): Likewise.
6986 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
6987 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
6988 emit_output_reload_insns): Likewise.
6989 * targhooks.c (default_secondary_reload): Likewise.
6990 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
6992 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6994 * recog.c (validate_change_1, validate_change,
6995 validate_unshare_change, validate_replace_rtx_1, struct
6996 funny_match, constrain_operands, peephole2_optimize): Avoid C++
6998 * reload.c (push_secondary_reload, secondary_reload_class,
6999 scratch_reload_class, find_valid_class, find_reusable_reload,
7000 push_reload, find_dummy_reload, find_reloads_address_1,
7001 find_reloads_address_part, find_equiv_reg): Likewise.
7002 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
7003 choose_reload_regs): Likewise.
7004 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
7006 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
7007 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7008 * sched-rgn.c (concat_INSN_LIST): Likewise.
7009 * stor-layout.c (mode_for_size, mode_for_size_tree,
7010 smallest_mode_for_size): Likewise.
7012 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7014 * cfg.c (dump_reg_info): Avoid C++ keywords.
7015 * dwarf2asm.c (dw2_force_const_mem,
7016 dw2_asm_output_encoded_addr_rtx): Likewise.
7017 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
7018 * expmed.c (expand_shift): Likewise.
7019 * global.c (find_reg): Likewise.
7020 * graph.c (draw_edge): Likewise.
7021 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
7022 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
7023 widen_clz, widen_bswap, expand_parity, expand_unop,
7024 emit_cmp_and_jump_insn_1): Likewise.
7025 * postreload.c (reload_cse_simplify_operands): Likewise.
7026 * ra.h (add_neighbor): Likewise.
7027 * reg-stack.c (remove_regno_note, change_stack): Likewise.
7028 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
7029 record_reg_classes, copy_cost, record_address_regs,
7030 invalid_mode_change_p): Likewise.
7031 * regrename.c (regrename_optimize, scan_rtx_reg,
7032 dump_def_use_chain, find_oldest_value_reg,
7033 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
7035 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7037 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
7038 MASK_POWERPC64 for power4 in previous commit.
7040 2008-07-16 Olivier Hainque <hainque@adacore.com>
7042 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
7043 instead of bare conversion to cast const-ness away.
7045 2008-07-16 Anatoly Sokolov <aesok@post.ru>
7047 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
7048 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
7049 * config/xtensa/xtensa.c (xtensa_function_value): New function.
7050 (TARGET_FUNCTION_VALUE): Define.
7052 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7054 * config/rs6000/rs6000.c (processor_target_table): Add
7055 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
7057 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7060 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7061 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7062 m32c_legitimize_reload_address.
7064 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
7066 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
7067 DECL_IN_SYSTEM_HEADER in sync.
7069 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
7071 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
7072 * tree-ssa-pre.c (pre_expr_eq): Ditto
7073 (get_constant_for_value_id): Take a type as an argument.
7074 (fully_constant_expression): Pass in type.
7075 (find_or_generate_expression): Short circuit constant case.
7076 (create_expression_by_pieces): Remove special casing of
7078 (do_regular_insertion): Short circuit constant case.
7079 (do_partial_partial_insertion): Ditto.
7081 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7084 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
7086 2008-07-15 Bob Wilson <bob.wilson@acm.org>
7088 * config/xtensa/libgcc-xtensa.ver: New file.
7089 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
7091 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7093 * df-problems.c (df_set_note): Avoid C++ keywords.
7094 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
7095 * dse.c (record_store, remove_useless_values): Likewise.
7096 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
7097 gen_reg_rtx_offset, operand_subword, change_address_1,
7098 change_address, adjust_address_1, offset_address,
7099 widen_memory_access, emit_copy_of_insn_after): Likewise.
7100 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
7101 * fwprop.c (should_replace_address, propagate_rtx_1,
7102 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
7104 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
7105 gcse_emit_move_after, update_ld_motion_stores): Likewise.
7106 * lcm.c (compute_insert_delete, pre_edge_lcm,
7107 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
7108 * lower-subreg.c (resolve_reg_notes): Likewise.
7109 * mode-switching.c (optimize_mode_switching): Likewise.
7111 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7113 * bt-load.c (add_btr_def, migrate_btr_def,
7114 branch_target_load_optimize): Avoid C++ keywords.
7115 * caller-save.c (insert_restore, insert_save, insert_one_insn):
7117 * combine.c (subst, simplify_set, make_extraction,
7118 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
7119 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
7120 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
7122 2008-07-15 Richard Guenther <rguenther@suse.de>
7125 * c-common.c (strict_aliasing_warning): Do not warn for
7126 TYPE_REF_CAN_ALIAS_ALL pointers.
7127 (c_common_get_alias_set): may_alias types are not special.
7128 * tree.c (build_pointer_type_for_mode): Look up the may_alias
7129 attribute and set can_ref_all accordingly.
7130 (build_reference_type_for_mode): Likewise.
7131 * doc/extend.texi (may_alias): Clarify.
7133 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7136 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7137 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7139 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7142 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
7143 gcc_assert, instead call output_operand_lossage.
7145 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
7147 * builtins.c (std_canonical_va_list): Treat structure based
7150 2008-07-15 Ben Elliston <bje@au.ibm.com>
7152 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
7154 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
7156 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
7159 2008-07-14 Jan Hubicka <jh@suse.cz>
7161 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
7162 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
7163 fix predicates and constraints.
7164 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
7165 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
7167 2008-07-14 Doug Kwan <dougkwan@google.com>
7169 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
7170 additional option file arm/eabi.opt.
7171 * config/arm/eabi.h (File): New configuration file for EABI targets.
7172 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
7173 SUBSUBTARGET_EXTRA_SPECS.
7174 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
7175 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
7176 from STARTFILE_SPEC so that it can be referenced in an override.
7177 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
7178 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
7179 can be referenced in an override.
7180 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
7181 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
7182 so that it can be referenced in an override.
7183 (LINK_SPEC): Use BPABI_LINK_SPEC.
7184 * config/arm/eabi.opt (File): New.
7186 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7188 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
7189 (FIXED_VALUE_H): New variable.
7190 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
7191 input.h, fixed-value.h.
7192 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
7193 (BASIC_BLOCK_H): Use $(BITMAP_H).
7194 (FUNCTION_H): Add varray.h.
7195 (IPA_REFERENCE_H): Use $(BITMAP_H).
7196 (CGRAPH_H): Add $(BASIC_BLOCK_H).
7197 (DF_H): Use $(BITMAP_H).
7198 (GGC_H): Add statistics.h.
7200 (INSN_ATTR_H): Use it.
7201 (SYSTEM_H): Add safe-ctype.h, filenames.h.
7203 (SYMTAB_H): Add $(OBSTACK_H).
7204 (CPP_INTERNAL_H): New.
7205 (TREE_DUMP_H): Add tree-pass.h.
7206 (TREE_FLOW_H): Use $(BITMAP_H)
7207 (PRETTY_PRINT_H): Use $(INPUT_H).
7208 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
7211 (many object files): Fix lots of header dependencies throughout.
7213 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7215 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
7217 (s-gtyp-input): Use them to write tmp-gi.list.
7218 (echo_to_gi.list): Remove.
7220 2008-07-14 Richard Guenther <rguenther@suse.de>
7222 * tree-ssa-sccvn.c (pre_info): Remove.
7223 (switch_to_PRE_table): Likewise.
7224 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
7225 (set_hashtable_value_ids): Do not create value-ids for the
7227 (run_scc_vn): Remove double test. Remove bogus special-case
7228 in value-number printing.
7229 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
7230 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
7232 * tree-flow-inline.h (get_value_handle): Remove.
7233 * tree-flow.h (get_value_handle): Remove.
7235 2008-07-14 Martin Jambor <mjambor@suse.cz>
7237 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
7238 in which we generate arithmetics is not a subrange.
7240 2008-07-14 Martin Jambor <mjambor@suse.cz>
7242 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
7244 2008-07-14 Richard Guenther <rguenther@suse.de>
7246 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
7248 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
7251 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
7252 reload for symbol refs moved to r0 with -fPIC.
7253 (legitimize_pic_address): Use the target register as temporary
7255 (emit_symbolic_move): Adjust comment.
7256 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
7259 2008-07-14 Ben Elliston <bje@au.ibm.com>
7261 * c-common.h (C_CPP_HASHNODE): New macro.
7262 * coretypes.h (struct cpp_token): Forward declare.
7263 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7264 the context-sensitive keyword method.
7265 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
7266 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
7267 expand_bool_pixel): New.
7268 (altivec_categorize_keyword): New function.
7269 (init_vector_keywords): New function.
7270 (rs6000_macro_to_expand): Likewise.
7271 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
7272 compiling an ISO C dialect.
7274 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
7276 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
7277 (create_expression_by_pieces): Fix typo.
7278 (do_regular_insertion): Use debug counter here too.
7280 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
7283 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
7284 CONST_OK_FOR_LETTER_P. All port-local users changed.
7285 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
7286 implement Kp matching power-of-two.
7287 (CONSTRAINT_LEN): Define to match.
7288 * config/cris/cris.md: Replace all use of constraint K with Kc.
7289 ("*btst*): Use Kp for operand 0 of last alternative.
7291 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7294 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
7297 2008-07-13 Jan Hubicka <jh@suse.cz>
7299 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
7302 2008-07-13 Richard Guenther <rguenther@suse.de>
7305 * langhooks.c (lhd_print_error_function): Deal with recursive
7308 2008-07-12 Jan Hubicka <jh@suse.cz>
7310 * cgraph.c (assembler_name_hash): New static var.
7311 (hash_node_by_assembler_name, eq_assembler_name): New.
7312 (cgraph_node_for_asm): Use hashtable.
7313 (cgraph_remove_node): Maintain hashtable.
7314 (change_decl_assembler_name): Sanity check that names are not changing
7315 after aliasing was processed.
7316 * cgraph.h (varpoon_node): Add next GGC marker.
7317 * tree.c (decl_assembler_name_equal): Constify.
7318 (decl_assembler_name_hash): New.
7319 * tree.h (decl_assembler_name_equal): Constify.
7320 (decl_assembler_name_hash): Update.
7322 2008-07-12 David Daney <ddaney@avtrex.com>
7324 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7327 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
7329 * doc/md.texi: Document the MIPS "v" constraint.
7330 * config/mips/mips.h (reg_class): Revert last change.
7331 (REG_CLASS_NAMES): Likewise.
7332 (REG_CLASS_CONTENTS): Likewise.
7333 * config/mips/mips.c (mips_regno_to_class): Likewise.
7334 * config/mips/constraints.md (v): Likewise, but add documentation.
7335 Add a comment to say that this constraint should not be used in
7338 2008-07-11 DJ Delorie <dj@redhat.com>
7340 * config/h8300/h8300.md (length): Fix branch offset limit.
7342 2008-07-11 Anatoly Sokolov <aesok@post.ru>
7344 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
7345 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
7346 (avr_hard_regno_scratch_ok): New function.
7347 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7348 * config/avr/avr.md (all peepholes that request a scratch register):
7349 Remove avr_peep2_scratch_safe use.
7351 2008-07-11 Tom Tromey <tromey@redhat.com>
7352 Ian Lance Taylor <iant@google.com>
7354 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
7355 (struct c_common_resword): Define.
7356 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
7357 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
7358 (c_common_reswords, num_c_common_reswords): Declare.
7359 * c-common.c (c_common_reswords): New global const array.
7360 (num_c_common_reswords): New const int.
7361 * c-parser.c (struct resword, reswords): Don't define.
7362 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
7363 (c_parse_init): Clarify mask code. Use c_common_reswords rather
7364 than reswords. If warning about C++ keywords, give them a special
7366 (c_lex_one_token): Warn about C++ keywords. Call
7367 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
7368 (c_parser_external_declaration): Look for RID_xxx rather than
7369 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
7370 (c_parser_statement_after_labels): Likewise.
7371 (c_parser_objc_class_instance_variables): Likewise.
7372 (c_parser_objc_class_declaration): Likewise.
7373 (c_parser_objc_try_catch_statement): Likewise.
7374 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
7375 (declspecs_add_type): Likewise.
7377 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
7379 * ggc-page.c (alloc_page):
7380 Substituting xmalloc, xcalloc with
7381 XNEWVEC and XCNEWVAR macros which add the
7384 2008-07-11 Richard Guenther <rguenther@suse.de>
7386 PR tree-optimization/36765
7387 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
7388 aliases from HEAP vars to SMTs.
7390 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7392 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
7393 * configure.ac (loose_warn): Move -Wc++-compat from here...
7394 (strict_warn): ...to here.
7395 * configure: Regenerate.
7397 2008-07-10 Joseph Myers <joseph@codesourcery.com>
7399 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
7400 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
7401 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
7402 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7403 excluding more specific h8300-*-* and sh-*-* targets.
7405 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
7407 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
7409 (execute_pre): Call loop_optimizer_finalize in early exit.
7411 2008-07-10 Jakub Jelinek <jakub@redhat.com>
7414 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
7415 uids in the bitmap, not just VAR_DECL uids.
7417 PR rtl-optimization/36419
7418 * combine-stack-adj.c (adjust_frame_related_expr): New function.
7419 (combine_stack_adjustments_for_block): Call it if needed. Delete
7421 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
7422 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
7423 prologue sp adjustment.
7425 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
7428 * opts.c (print_ignored_options): Report postponed diagnostics for
7429 unknown -Wno-* options as warnings, not errors.
7430 (postpone_unknown_option_error): Renamed to...
7431 (postpone_unknown_option_warning): ... this.
7433 2008-07-09 Doug Kwan <dougkwan@google.com>
7436 2008-07-08 Doug Kwan <dougkwan@google.com>
7438 * config/arm/arm.opt (mandroid): New option.
7439 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7440 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7442 (CC1PLUS_SPEC): Same.
7444 (STARTFILE_SPEC): Same.
7445 (ENDFILE_SPEC): Same.
7446 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7449 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
7452 * config/mips/mips.h (reg_class): Remove V1_REG.
7453 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7454 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
7456 (mips_get_tp): New function.
7457 (mips_legitimize_tls_address): Use it.
7458 * config/mips/constraints.md (v): Delete.
7459 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
7460 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
7461 After reload, split into a move and ...
7462 (*tls_get_tp_<mode>_split): ...this new instruction.
7464 2008-07-09 David Daney <ddaney@avtrex.com>
7466 * config/mips/driver-native.c: Include coretypes.h and tm.h.
7468 2008-07-09 Jakub Jelinek <jakub@redhat.com>
7470 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
7471 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
7473 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
7474 htab_delete should be called. Don't free c.
7475 (lookup_tmp_var): Create temp_htab lazily.
7476 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
7477 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
7479 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
7480 lower_omp_ordered, lower_omp_critical, lower_omp_for,
7481 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
7482 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
7483 * tree-sra.c (generate_element_init): Likewise.
7484 * tree-mudflap.c (execute_mudflap_function_ops,
7485 execute_mudflap_function_decls): Likewise.
7486 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
7487 * tree-gimple.h (struct gimplify_ctx): New type.
7488 (push_gimplify_context): Adjust prototype.
7490 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
7492 * tree-ssa-pre.c (phi_translate_1): Update placement of
7495 2008-07-09 Anatoly Sokolov <aesok@post.ru>
7497 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
7498 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
7499 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
7500 * targhooks.c (default_hard_regno_scratch_ok): New function.
7501 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
7502 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
7503 * recog.c: Include "target.h".
7504 (peep2_find_free_register): Add check for global regs. Add target
7506 * Makefile.in (recog.o): Depend on target.h.
7508 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
7510 * config/sh/sh.c (sh_canonical_va_list_type): New.
7511 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
7513 2008-07-09 Raksit Ashok <raksit@google.com>
7515 * doc/invoke.texi (Option Summary): Mention new option
7516 -Wdisallowed-function-list=...
7517 (Warning Options): Document -Wdisallowed-function-list=...
7518 * common.opt (Wdisallowed-function-list=): New flag.
7519 * flags.h (warn_disallowed_functions): External definition of new
7520 boolean warning flag.
7521 (warn_if_disallowed_function_p): Declare new function.
7522 * opts.c (warning_disallowed_functions): New static variable.
7523 (warn_disallowed_functions): New boolean warning flag.
7524 (warn_if_disallowed_function_p): New function.
7525 (add_comma_separated_to_vector): Rename
7526 add_instrument_functions_exclude_list to this.
7527 (common_handle_option): Handle new option. Rename calls to
7528 add_instrument_functions_exclude_list into calls to
7529 add_comma_separated_to_vector.
7530 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
7531 based on flag warn_disallowed_functions.
7533 2008-07-09 Christian Bruel <christian.bruel@st.com>
7535 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
7536 instead of get_attr_length.
7538 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7540 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
7542 * genemit.c (gen_insn): Likewise.
7543 * gengtype.c (note_def_vec): Likewise.
7544 * gengtype.h (note_def_vec): Likewise.
7545 * genoutput.c (struct data, output_insn_data, process_template,
7546 gen_expand, gen_split, note_constraint): Likewise.
7547 * genrecog.c (new_decision, add_to_sequence, factor_tests,
7548 make_insn_sequence): Likewise.
7549 * gensupport.c (record_insn_name): Likewise.
7551 2008-07-08 Doug Kwan <dougkwan@google.com>
7553 * config/arm/arm.opt (mandroid): New option.
7554 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7555 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7557 (CC1PLUS_SPEC): Same.
7559 (STARTFILE_SPEC): Same.
7560 (ENDFILE_SPEC): Same.
7561 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7564 2008-07-08 Raksit Ashok <raksit@google.com>
7566 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
7567 (set_storage_via_setmem): Fix expected_align parameter.
7568 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
7569 missing from the list.
7570 * doc/md.texi (movmem): Explicitly state that expected alignment is
7571 to be expressed in bytes.
7572 (setmem): Explicitly state that expected alignment is to be expressed
7575 2008-07-08 Joseph Myers <joseph@codesourcery.com>
7577 * reload.c (find_reloads_subreg_address): Do not require validity
7578 of address in original mode before reloading address.
7580 2008-07-07 Tianwei Sheng <tianweis@google.com>
7582 * df-core.c (df_remove_problem): Adjust the access to avoid out of
7583 bounds array access.
7585 2008-07-08 Jakub Jelinek <jakub@redhat.com>
7587 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
7589 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
7591 Fix PR tree-optimization/23455
7592 Fix PR tree-optimization/35286
7593 Fix PR tree-optimization/35287
7594 * Makefile.in (OBJS-common): Remove tree-vn.o.
7595 (tree-vn.o): Remove.
7596 * dbgcnt.def: Add treepre_insert debug counter.
7597 * gcc/tree-flow.h (add_to_value): Updated for other changes.
7598 (debug_value_expressions): Ditto.
7599 (print_value_expressions): Ditto.
7600 * tree-pretty-print.c (dump_generic_node): Updated for
7601 VALUE_HANDLE removal.
7602 * tree-ssa-dom.c (record_equality): Ditto.
7603 (cprop_operand): Ditto.
7604 (lookup_avail_expr): Ditto.
7605 * tree-ssa-threadedge.c
7606 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
7607 (simplify_control_stmt_condition): Ditto.
7608 * tree.c (tree_code_size): Ditto.
7609 (tree_node_structure): Ditto.
7610 (iterative_hash_expr): Ditto.
7612 * tree.h (VALUE_HANDLE_ID): Ditto.
7613 (VALUE_HANDLE_EXPR_SET): Ditto.
7614 (struct tree_value_handle): Ditto.
7615 (union tree_node): Ditto.
7616 * treestruct.def: Ditto.
7617 * tree-vn.c: Removed.
7618 * tree-ssa-pre.c: Rewritten entirely.
7619 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
7620 (constant_value_ids): Ditto.
7621 (vn_nary_op_t): Moved to header.
7623 (vn_reference_op_t): Ditto
7624 (vn_reference_t): Ditto.
7625 (next_value_id): New variable.
7626 (VN_INFO): Add an assert.
7627 (vn_constant_eq): New function.
7628 (vn_constant_hash): Ditto.
7629 (get_or_alloc_constant_value_id): Ditto.
7630 (value_id_constant_p): Ditto.
7631 (vn_reference_compute_hash): De-staticify.
7632 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
7633 Disable some code with a FIXME. Remove VALUE_HANDLE use.
7634 (valueize_refs): Update opcode if it changes from ssa name to constant.
7635 (vn_reference_lookup_1): Add new argument.
7636 (vn_reference_lookup): Ditto.
7637 (vn_reference_lookup_pieces): New function.
7638 (vn_reference_insert): Add return type. Modify to deal with value ids.
7639 (vn_reference_insert_pieces): New function.
7640 (vn_nary_op_compute_hash): De-staticify.
7641 (vn_nary_op_eq): Ditto.
7642 (vn_nary_op_lookup_pieces): New function.
7643 (vn_nary_op_lookup): Add new argument.
7644 (vn_nary_op_insert_pieces): New function.
7645 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
7646 (vn_phi_insert): Ditto.
7647 (visit_unary_op): Update for callee changes.
7648 (visit_binary_op): Ditto.
7649 (visit_reference_op_load): Ditto.
7650 (visit_reference_op_store): Ditto.
7651 (init_scc_vn): Init next_value_id, constant_to_value_id and
7653 (free_scc_vn): Free them.
7654 (set_hashtable_value_ids): New function.
7655 (run_scc_vn): Use it.
7656 (get_max_value_id): New function.
7657 (get_next_value_id): Ditto.
7658 (expressions_equal_p): Moved from tree-vn.c
7659 (sort_vuses): Ditto.
7660 (sort_vuses_heap): Ditto.
7661 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
7663 * tree.c (iterative_hash_hashval_t): Made non-static
7664 * tree.h (iterative_hash_hashval_t): Declare it.
7666 2008-07-08 Martin Jambor <mjambor@suse.cz>
7668 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
7669 instead of ipa_create_node_params.
7670 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
7671 ipa_check_create_edge_args, free them with
7672 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
7674 * ipa-prop.c: Include flags.h and tree-inline.h.
7675 (ipa_node_params_vector): New variable.
7676 (ipa_edge_args_vector): New variable.
7677 (edge_removal_hook_holder): New variable.
7678 (node_removal_hook_holder): New variable.
7679 (edge_duplication_hook_holder): New variable.
7680 (node_duplication_hook_holder): New variable.
7681 (ipa_detect_param_modifications): Check for presence of modified flags.
7682 (ipa_compute_jump_functions): Check for presence of jump functions.
7683 (ipa_free_edge_args_substructures): New function.
7684 (ipa_create_node_params): Removed.
7685 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
7686 (ipa_free_node_params_substructures): New function.
7687 (ipa_free_all_node_params): Changed to deallocate the on-the-side
7689 (ipa_edge_removal_hook): New function.
7690 (ipa_node_removal_hook): New function.
7691 (duplicate_array): New function.
7692 (ipa_edge_duplication_hook): New function.
7693 (ipa_node_duplication_hook): New function.
7694 (ipa_register_cgraph_hooks): New function.
7695 (ipa_unregister_cgraph_hooks): New function.
7696 (free_all_ipa_structures_after_ipa_cp): New function.
7698 * ipa-prop.h: Include vec.h.
7699 (ipa_node_params_t): New typedef with vector types for it.
7700 (ipa_edge_args_t): New typedef with vector types for it.
7701 (IPA_NODE_REF): Changed to access an on-the-side vector.
7702 (IPA_EDGE_REF): Changed to access an on-the-side vector.
7703 (ipa_check_create_node_params): New function.
7704 (ipa_check_create_edge_args): New function.
7706 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
7709 2008-07-07 Tom Tromey <tromey@redhat.com>
7711 * configure, config.in: Rebuilt.
7712 * configure.ac: Don't check for scandir or alphasort.
7714 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7716 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
7717 types immediately after creating them.
7719 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7721 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
7723 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
7725 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
7726 dump_constraint_graph.
7727 (dump_constraint_edge): New function.
7728 (dump_constraint_graph): New function.
7729 (debug_constraint_graph): New function.
7730 (dump_constraint): Removed useless comparison.
7731 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
7732 (dump_constraint_graph): Declare.
7733 (debug_constraint_graph): Declare.
7734 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
7736 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
7738 * config/i386/i386.c (is_va_list_char_pointer): New.
7739 (ix86_va_start): Replace compare with ms_va_list_type_node
7740 by is_va_list_char_pointer.
7741 (ix86_gimplify_va_arg): Likewise.
7743 2008-07-07 Martin Jambor <mjambor@suse.cz>
7745 * cgraph.c (cgraph_edge_max_uid): New variable.
7746 (struct cgraph_edge_hook_list): New type.
7747 (struct cgraph_node_hook_list): New type.
7748 (struct cgraph_2edge_hook_list): New type.
7749 (struct cgraph_2node_hook_list): New type.
7750 (first_cgraph_edge_removal_hook): New variable.
7751 (first_cgraph_node_removal_hook): New variable.
7752 (first_cgraph_edge_duplicated_hook): New variable.
7753 (first_cgraph_node_duplicated_hook): New variable.
7754 (cgraph_add_edge_removal_hook): New function.
7755 (cgraph_remove_edge_removal_hook): New function.
7756 (cgraph_call_edge_removal_hooks): New function.
7757 (cgraph_add_node_removal_hook): New function.
7758 (cgraph_remove_node_removal_hook): New function.
7759 (cgraph_call_node_removal_hooks): New function.
7760 (cgraph_add_edge_duplication_hook): New function.
7761 (cgraph_remove_edge_duplication_hook): New function.
7762 (cgraph_call_edge_duplication_hooks): New function.
7763 (cgraph_add_node_duplication_hook): New function.
7764 (cgraph_remove_node_duplication_hook): New function.
7765 (cgraph_call_node_duplication_hooks): New function.
7766 (cgraph_create_edge): Assign to edge uid.
7767 (cgraph_remove_edge): Call edge removal hooks.
7768 (cgraph_node_remove_callees): Call edge removal hooks.
7769 (cgraph_node_remove_callers): Call edge removal hooks.
7770 (cgraph_remove_node): Call node removal hooks.
7771 (cgraph_clone_edge): Call edge duplication hooks.
7772 (cgraph_clone_node): Call node duplication hooks.
7774 * cgraph.h (cgraph_edge): New field uid.
7775 (cgraph_edge_hook): New type.
7776 (cgraph_node_hook): New type.
7777 (cgraph_2edge_hook): New type.
7778 (cgraph_2node_hook): New type.
7780 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
7782 * config.in: Regenerate.
7784 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
7786 * gcc.c (print_sysroot): New.
7787 (option_map, display_help, process_command): Handle the
7788 -print-sysroot option.
7789 (main): Print the sysroot if requested.
7790 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
7792 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7795 * unwind-pe.h (size_of_encoded_value): add attribute unused.
7797 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
7799 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
7800 (assign_parm_setup_block_p): Also check mode of entry_parm.
7802 2008-07-07 Richard Guenther <rguenther@suse.de>
7804 * tree-ssa-structalias.h (set_used_smts): Remove.
7805 * tree-ssa-structalias.c (used_smts): Likewise.
7806 (set_used_smts): Likewise.
7807 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
7808 call to set_used_smts.
7810 2008-07-07 Richard Guenther <rguenther@suse.de>
7812 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
7813 (new_var_info): Set it to false.
7814 (solution_set_add): Correctly handle pointers outside a var and
7816 (type_safe): Treat variables with is_full_var properly.
7817 (do_sd_constraint): Likewise.
7818 (do_ds_constraint): Likewise.
7819 (process_constraint): Remove zeroing offset for !use_field_sensitive.
7820 (get_constraint_for_ptr_offset): New function.
7821 (get_constraint_for_component_ref): For addresses at least include
7822 the last field of the variable. Handle is_full_vars properly.
7823 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
7824 (handle_ptr_arith): Remove.
7825 (find_func_aliases): Simplify assignment handling.
7826 (create_function_info_for): For parameter and result varinfos set
7828 (create_variable_info_for): Set is_full_var flag whenever we
7829 just created a single varinfo for a decl.
7830 (init_alias_vars): Initialize use_field_sensitive from
7831 max-fields-for-field-sensitive parameter.
7833 2008-07-07 Richard Guenther <rguenther@suse.de>
7835 PR tree-optimization/36713
7836 * tree-flow-inline.h (is_call_used): New function.
7837 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
7838 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7839 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
7841 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7843 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
7845 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
7847 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
7849 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7850 Nathan Sidwell <nathan@codesourcery.com>
7852 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
7853 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
7855 * config/m68k/t-linux: New.
7856 * doc/install.texi: Document m68k-*-linux is now multilibbed by
7859 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
7861 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
7862 * config/m68k/m68k-devices.def: Remove multilibs that only differ
7865 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7867 * gcc.c (execute): Fix -Wc++-compat warning.
7869 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
7872 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
7873 constant for little endian.
7875 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
7877 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
7878 mips_base_mips16 instead of TARGET_MIPS16.
7879 (mips_base_mips16): Declare.
7880 * config/mips/mips.c (mips_base_mips16): Make global.
7881 (was_mips16_p): Remove GTY marker.
7882 (was_mips16_pch_p): New variable.
7883 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
7884 (mips_override_options): Force to non-MIPS16 mode initially.
7885 Do not complain about MIPS16 PIC incompatibilities here.
7886 Only allow -mgpopt if -mexplicit-relocs is in force for
7889 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
7891 * configure.ac: Check for caddr_t, define to char * if not defined.
7892 * configure: Regenerate.
7893 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
7894 (mmap_gt_pch_use_address): Likewise.
7895 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
7897 2008-07-06 Richard Guenther <rguenther@suse.de>
7899 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
7900 (new_var_info): Deal with it.
7901 (solution_set_add): Likewise.
7902 (bitpos_of_field): Make signed, fix.
7903 (struct fieldoff): Remove type and decl fields. Make size field
7904 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
7906 (fieldoff_compare): Deal with it.
7907 (push_fields_onto_fieldstack): Remove has_union argument, glob
7908 adjacent non-pointer fields together.
7909 (create_function_info_for): Do not set has_union.
7910 (create_variable_info_for): Simplify.
7912 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
7914 * config.gcc (extra_headers): Add cross-stdarg.h for target
7915 x86_64-*-* and i?86-*-*.
7916 * config/i386/cross-stdarg.h: New.
7917 * builtins.c (std_fn_abi_va_list): New.
7918 (std_canonical_va_list_type): New.
7919 (stabilize_va_list): Replace va_list_type_node use by
7920 mtarget.canonical_va_list_type.
7921 (gimplify_va_arg_expr): Likewise.
7922 (expand_builtin_va_copy): Replace va_list_type_node use by
7923 mtarget.fn_abi_va_list.
7924 * tree-sra.c (is_va_list_type): New helper.
7925 (decl_can_be_decomposed_p): Replace
7926 va_list_type_node use by is_va_list_type.
7927 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
7928 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7929 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
7930 * config/i386/i386-protos.h (ix86_get_valist_type): New.
7931 (ix86_enum_va_list): New.
7932 * config/i386/i386.c (sysv_va_list_type_node): New.
7933 (ms_va_list_type_node): New.
7934 (ix86_function_type_abi): Remove sorry.
7935 (ix86_build_builtin_va_list_abi): New.
7936 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
7938 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
7939 (ix86_init_builtins_va_builtins_abi): New.
7940 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
7942 (ix86_handle_abi_attribute): New.
7943 (attribute_spec): Add sysv_abi and ms_abi.
7944 (ix86_fn_abi_va_list): New.
7945 (ix86_canonical_va_list_type): New.
7946 (ix86_enum_va_list): New.
7947 (TARGET_FN_ABI_VA_LIST): New.
7948 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7949 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
7950 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
7951 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7952 (TARGET_ENUM_VA_LIST): New.
7953 * expr.h (std_fn_abi_va_list): New.
7954 (std_canonical_va_list_type): New.
7955 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
7956 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7957 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
7958 TARGET_CANONICAL_VA_LIST_TYPE.
7959 * target.h (struct gcc_target): Add fn_abi_va_list hook
7960 and canonical_va_list_type hook.
7962 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7964 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
7965 integral and pointer types.
7967 2008-07-04 Roger Sayle <roger@eyesopen.com>
7969 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
7970 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
7972 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
7975 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
7977 2008-07-04 Jakub Jelinek <jakub@redhat.com>
7979 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
7980 build_gimple_modify_stmt.
7981 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
7982 gimple operand. Use fold_build* instead of build*.
7984 2008-07-04 Richard Guenther <rguenther@suse.de>
7986 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
7987 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
7988 properly to compute the reachability set if we do field-sensitive PTA.
7989 * invoke.texi (max-fields-for-field-sensitive): Document default.
7990 * opts.c (decode_options): Set max-fields-for-field-sensitive to
7991 100 for optimize >= 2.
7993 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7995 * ggc-zone.c (lookup_page_table_if_allocated,
7996 set_page_table_entry, zone_find_object_size, alloc_small_page,
7997 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
7998 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
7999 -Wc++-compat and/or -Wcast-qual warnings.
8001 2008-07-04 Alan Modra <amodra@bigpond.net.au>
8004 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
8005 pic_offset_table_rtx to be marked as used here.
8006 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
8007 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
8008 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
8009 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
8012 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8014 * alloc-pool.c (hash_descriptor, eq_descriptor,
8015 alloc_pool_descriptor): Fix -Wc++-compat warnings.
8016 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
8018 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
8019 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
8020 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
8021 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
8024 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
8026 * tree-flow.h (loop_only_exit_p): Declare.
8027 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
8028 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
8029 the number of iterations if it is constant. Otherwise, if this is the
8030 only possible exit of the loop, use the conservative estimate on the
8031 number of iterations of the entire loop if available.
8033 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
8035 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
8036 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
8037 Add synchronization functions.
8038 * config/sync.c: New file.
8039 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
8040 (LIBGCC_SYNC_CFLAGS): Likewise.
8042 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
8045 * config/i386/i386.md (mode): Add TF to "mode" attribute.
8046 (*pushtf_sse): New insn pattern.
8047 (pushtf splitters): New splitters.
8049 2008-07-03 Michael Meissner <gnu@the-meissners.org>
8052 * predict.c (build_predict_expr): Use void_type_node for the tree
8053 type, instead of NULL_TREE.
8055 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
8057 * config/i386/i386.c (contains_aligned_value_p): Return true
8059 (ix86_data_alignment): Align TCmode to 128bits.
8060 (ix86_local_alignment): Likewise.
8062 2008-07-03 Andrew Haley <aph@redhat.com>
8065 * vec.h (VEC_TA): New.
8066 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
8067 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
8068 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
8069 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
8070 (C_COMMON_FIXED_TYPES): Remove first arg.
8071 (C_COMMON_FIXED_MODE_TYPES): Likewise.
8072 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
8073 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
8074 not to use empty macro arguments.
8076 2008-07-02 Joseph Myers <joseph@codesourcery.com>
8078 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
8079 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
8080 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
8081 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
8082 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
8083 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
8084 config/ia64/crtn.asm, config/m68hc11/larith.asm,
8085 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
8086 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
8087 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
8088 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
8089 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
8090 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
8091 config/rs6000/e500crtres64gpr.asm,
8092 config/rs6000/e500crtres64gprctr.asm,
8093 config/rs6000/e500crtrest32gpr.asm,
8094 config/rs6000/e500crtrest64gpr.asm,
8095 config/rs6000/e500crtresx32gpr.asm,
8096 config/rs6000/e500crtresx64gpr.asm,
8097 config/rs6000/e500crtsav32gpr.asm,
8098 config/rs6000/e500crtsav64gpr.asm,
8099 config/rs6000/e500crtsav64gprctr.asm,
8100 config/rs6000/e500crtsavg32gpr.asm,
8101 config/rs6000/e500crtsavg64gpr.asm,
8102 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
8103 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
8104 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
8105 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
8106 config/sparc/sol2-cn.asm: Remove .file directives.
8108 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
8110 * resource.c (mark_referenced_resources): Look inside
8111 UNSPEC_VOLATILEs and ASM_INPUTs.
8113 2008-07-02 Ian Lance Taylor <iant@google.com>
8115 * rtlanal.c (add_reg_note): New function.
8116 * rtl.h (add_reg_note): Declare.
8117 * auto-inc-dec.c (attempt_change): Use add_reg_note.
8118 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
8119 * builtins.c (expand_builtin_longjmp): Likewise.
8120 (expand_builtin_nonlocal_goto): Likewise.
8121 * calls.c (emit_call_1, expand_call): Likewise.
8122 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8123 * cfglayout.c (fixup_reorder_chain): Likewise.
8124 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
8125 (commit_one_edge_insertion): Likewise.
8126 * combine.c (move_deaths, distribute_notes): Likewise.
8127 * df-problems.c (df_set_note): Likewise.
8128 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
8129 (set_unique_reg_note): Likewise.
8130 (emit_copy_of_insn_after): Likewise.
8131 * expr.c (expand_expr_real): Likewise.
8132 * gcse.c (add_label_notes): Likewise.
8133 * haifa-sched.c (create_check_block_twin): Likewise.
8134 * jump.c (mark_jump_label_1): Likewise.
8135 * loop-doloop.c (add_test, doloop_modify): Likewise.
8136 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8137 * lower-subreg.c (move_eh_region_note): Likewise.
8138 * optabs.c (emit_libcall_block): Likewise.
8139 * predict.c (predict_insn): Likewise.
8140 (combine_predictions_for_insn): Likewise.
8141 * recog.c (peephole2_optimize): Likewise.
8142 * regmove.c (try_auto_increment): Likewise.
8143 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
8144 * reload.c (find_reloads): Likewise.
8145 * reload1.c (fixup_eh_region_note): Likewise.
8146 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
8147 * reorg.c (delete_prior_computation): Likewise.
8148 (delete_computation, dbr_schedule): Likewise.
8149 * config/pa/pa.c (legitimize_pic_address): Likewise.
8150 * config/sh/sh.c (sh_reorg): Likewise.
8152 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8155 * config/libgcc-glibc.ver: Add %exclude.
8156 * config/m32r/libgcc-glibc.ver: Likwise.
8157 * config/s390/libgcc-glibc.ver: Likwise.
8158 * config/sh/libgcc-glibc.ver: Likwise.
8159 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
8161 * config/i386/libgcc-glibc.ver: New.
8163 * config/i386/libgcc-x86_64-glibc.ver: Removed.
8165 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8167 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
8168 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
8169 i[34567]86-*-linux*, x86_64-*-linux*. Add
8170 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
8171 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
8172 x86_64-*-linux*. Add i386/t-linux to tmake_file for
8173 i[34567]86-*-linux*, x86_64-*-linux*.
8175 * libgcc-std.ver: Add empty GCC_4.4.0.
8177 * mkmap-symver.awk: Support multiple versions per symbol.
8179 * config/i386/i386.c (ix86_init_builtins): Always define
8180 __builtin_fabsq and __builtin_copysignq with fallbacks.
8181 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
8182 and __builtin_copysignq if SSE2 isn't available.
8184 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
8185 (LIBGCC2_TF_CEXT): Likwise.
8188 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
8190 * config/i386/sfp-machine.h: Moved to libgcc.
8192 * config/i386/sfp-machine.h: New.
8193 * config/i386/t-linux: Likwise.
8195 * config/i386/t-darwin: Remove softfp_wrap_start and
8197 * config/i386/t-darwin64: Likewise.
8199 * config/i386/t-fprules-softfp64: Renamed to ...
8200 * config/i386/t-fprules-softfp: This.
8202 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
8203 and softfp_wrap_end.
8205 2008-07-02 Jason Merrill <jason@redhat.com>
8207 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
8209 * tree.c (ctor_to_list): New fn.
8210 * tree.h: Declare it.
8211 (CONSTRUCTOR_ELT): New macro.
8212 (CONSTRUCTOR_NELTS): New macro.
8214 2008-07-02 Richard Guenther <rguenther@suse.de>
8216 * tree-ssa-structalias.c (struct variable_info): Reorder
8217 to fill padding on 64bit hosts. Make collapsed_to an int.
8218 (get_varinfo_fc): Deal with that.
8219 (new_var_info): Likewise.
8220 (collapse_rest_of_var): Likewise.
8222 2008-07-02 Joshua Sumali <jsumali@redhat.com>
8224 * doc/install.texi (--enable-java-home): Document.
8225 (--enable-aot-compile-rpm): Likewise.
8226 (--with-arch-directory): Likewise.
8227 (--with-os-directory): Likewise.
8228 (--with-origin-name): Likewise.
8229 (--with-arch-suffix): Likewise.
8230 (--with-jvm-root-dir): Likewise.
8231 (--with-jvm-jar-dir): Likewise.
8232 (--with-python-dir): Likewise.
8234 2008-07-02 Richard Guenther <rguenther@suse.de>
8236 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
8237 from decls explicitly. Merge operand checking from tuples.
8239 2008-07-02 Martin Jambor <mjambor@suse.cz>
8241 * tree-switch-conversion.c: Included timevar.h which I forgot before.
8243 2008-07-02 Martin Jambor <mjambor@suse.cz>
8245 * tree-switch-conversion.c: Included timevar.h
8246 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
8248 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
8250 2008-07-02 Martin Jambor <mjambor@suse.cz>
8252 * tree-switch-conversion.c: Corrected various comments and
8254 (build_constructors): Fixed minor formatting mistakes.
8256 * invoke.texi (Optimize Options): Corrected the
8257 switch-conversion-max-branch-ratio parameter.
8259 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
8261 * final.c (asm_insn_count): Return zero for an empty asm body.
8263 2008-07-02 Richard Guenther <rguenther@suse.de>
8265 * bitmap.h (bitmap_set_bit): Return bool.
8266 (bitmap_clear_bit): Likewise.
8267 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
8268 write to the bitmap if it would.
8269 (bitmap_clear_bit): Likewise.
8270 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
8271 bitmap_set_bit return value.
8272 (add_pred_graph_edge): Likewise.
8273 (add_graph_edge): Likewise.
8274 (do_sd_constraint): Likewise.
8275 (do_ds_constraint): Likewise.
8277 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8279 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
8280 Fix -Wc++-compat and/or -Wcast-qual warnings.
8281 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
8282 gen_regparm_prefix): Likewise.
8283 * vmsdbgout.c (write_modbeg, lookup_filename,
8284 vmsdbgout_source_line, vmsdbgout_init): Likewise.
8286 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
8288 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
8289 defaults.h definition apply.
8291 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8293 * function.c (assign_parm_remove_parallels): New.
8294 (assign_parm_setup_block_p): Do not return true for non-BLKmode
8296 (assign_parm_setup_block): Do not handle them.
8297 (assign_parm_setup_reg, assign_parm_setup_stack): Call
8298 assign_parm_remove_parallels.
8300 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8302 * c-typeck.c (convert_for_assignment): Use
8303 vector_targets_convertible_p.
8304 * c-common.c (vector_targets_convertible_p): New.
8305 * c-common.h (vector_targets_convertible_p): New prototype.
8306 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
8307 opaque_p_V2SI_type_node.
8309 2008-07-01 Steve Ellcey <sje@cup.hp.com>
8311 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
8314 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
8316 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
8317 TFmode constants via two element DImode vector for hosts with
8318 HOST_BITS_PER_WIDE_INT < 64.
8319 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
8320 also for HOST_BITS_PER_WIDE_INT < 64.
8322 2008-07-01 Richard Guenther <rguenther@suse.de>
8324 PR tree-optimization/36666
8325 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
8326 (get_constraint_exp_from_ssa_var): Split into ...
8327 (get_constraint_exp_for_temp): ... this ...
8328 (get_constraint_for_ssa_var): ... and that.
8329 Return constraint expressions for all touched sub-fields
8330 if the results address is not taken.
8331 (process_constraint): Remove assertion that aggregate
8332 assignments do not happen at this place.
8333 (get_constraint_for_component_ref): Add address_p argument.
8334 Return constraint expressions for all touched sub-fields
8335 if the results address is not taken.
8336 (do_deref): Use get_constraint_exp_for_temp.
8337 (get_constraint_for_1): Rename from ...
8338 (get_constraint_for): ... this. Add the old function as wrapper.
8339 (do_structure_copy): Use get_constraint_for_1.
8341 2008-07-01 Martin Jambor <mjambor@suse.cz>
8343 * Makefile.in (tree-switch-conversion.o): Add.
8344 (OBJS-common): Add tree-swtch-conversion.o.
8345 * passes.c (init_optimization_passes): Add pass_convert_switch.
8346 * tree-pass.h: (pass_convert_switch): Add.
8347 * tree-switch-conversion.c: New file.
8348 * gcc.dg/tree-ssa/cswtch.c: New testcase.
8349 * common.opt (ftree-cswtch): New option.
8350 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8351 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8352 * opts.c (decode_options): Set flag_tree_switch_conversion when
8353 optimization level is >= 2.
8354 * doc/invoke.texi (Optimize Options): Added description of
8355 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
8357 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8359 * config/darwin-driver.c (darwin_default_min_version): Fix
8360 -Wc++-compat warnings.
8362 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
8364 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
8367 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8369 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
8371 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8373 PR rtl-optimization/34744
8374 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
8375 (df_scan_free_internal): Free data structures not
8376 allocated in storage pools.
8377 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
8378 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
8379 df_scan_free_mws_vec.
8380 * dse.c (dse_step6): Free offset_map_p and offset_map_n
8383 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
8385 * config/i386/i386.c (contains_aligned_value_p): Return true
8387 (ix86_function_arg_boundary): Return its natural boundary
8389 (return_in_memory_32): Don't check TDmode.
8390 (ix86_split_to_parts): Support splitting into 4 parts and
8391 support TFmode for 32bit target.
8392 (ix86_split_long_move): Support splitting into 4 parts.
8393 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
8395 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
8396 (ix86_init_builtins): Here.
8397 (ix86_scalar_mode_supported_p): Always return true for TFmode.
8398 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
8399 'q' and 'w', respectively.
8401 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
8403 (movtf_internal): Likewise.
8404 (<code>tf2): Likewise.
8405 (*absnegtf2_sse): Likewise.
8406 (copysign<mode>3): Likewise.
8407 (copysign<mode>3_const): Likewise.
8408 (copysign<mode>3_var): Likewise.
8409 (define_split UNSPEC_COPYSIGN): Likewise.
8410 * config/i386/sse.md (*nandtf3): Likewise.
8411 (<code>tf3): Likewise.
8412 (*<code>tf3): Likewise.
8414 2008-06-30 Joey Ye <joey.ye@intel.com>
8415 H.J. Lu <hongjiu.lu@intel.com>
8417 * global.c (compute_regsets): Set frame_pointer_needed here.
8418 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
8420 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8422 * doc/install.texi (specific): Expand Windows build notes.
8424 2008-06-30 Ira Rosen <irar@il.ibm.com>
8426 PR tree-optimization/36648
8427 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
8428 number of prolog iterations by step. Fix the comment.
8430 2008-06-30 Richard Guenther <rguenther@suse.de>
8433 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
8434 handle calls from ECF_MALLOC functions.
8435 (handle_pure_call): ECF_MALLOC functions do not return
8437 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
8439 2008-06-29 Andreas Schwab <schwab@suse.de>
8441 * config/m68k/m68k.c (print_operand): Always print a float
8443 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
8444 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
8447 * config/rs6000/x-linux64: Remove never used file.
8449 2008-06-29 Richard Guenther <rguenther@suse.de>
8451 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
8453 (struct alias_info): Move ...
8454 * tree-ssa-alias.c: ... here.
8455 (update_alias_info): Declare.
8456 (compute_may_aliases): Call it.
8457 (update_alias_info): New function.
8458 * tree-ssa-structalias.c (update_alias_info): Move ...
8459 * tree-ssa-alias.c (update_alias_info_1): ... here.
8460 * tree-ssa-structalias.c (process_constraint_1): Remove
8461 unused from_call argument. Rename to ...
8462 (process_constraint): ... this. Delete old wrapper.
8463 (make_constraint_to): Adjust callers.
8464 (handle_const_call): Likewise.
8465 (handle_pure_call): Likewise.
8466 (init_base_vars): Likewise.
8467 (handle_lhs_call): Likewise. Remove unnecessary constraint.
8468 (find_func_aliases): We don't need structure copies for
8470 (make_constraint_from_anything): Remove.
8471 (create_variable_info_for): For globals make constraints
8472 from escaped, not from anything.
8473 (compute_points_to_sets): Do not call update_alias_info.
8474 (ipa_pta_execute): Use make_constraint_from.
8476 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8478 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
8479 (bitmap.o-warn, dominance.o-warn): New.
8480 * configure.ac (cxx_compat_warn): Delete.
8481 (loose_warn): Add -Wcast-qual and -Wc++-compat.
8482 * system.h: Remove #pragma diagnostic for -Wcast-qual and
8484 * configure: Regenerate.
8486 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
8489 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8491 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
8492 * df-scan.c (df_notes_rescan): Likewise.
8493 * ggc-page.c (set_page_table_entry): Likewise.
8494 * intl.c (gcc_gettext_width): Likewise.
8495 * varasm.c (get_unnamed_section, get_noswitch_section,
8496 get_section): Likewise.
8498 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
8500 * regrename.c (build_def_use): Don't copy RTX.
8502 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
8504 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
8505 (Type Attributes): Fix nesting of @table and @subsection. Adjust
8506 punctuation. Use @ref instead of @xref.
8507 (Function Names): Remove stray @display/@end display.
8508 (C++ Attributes): Use @ref instead of @xref.
8509 (Deprecated Features): Fix punctuation around @xref.
8510 (Backwards Compatibility): Likewise.
8511 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
8513 2008-06-28 Joseph Myers <joseph@codesourcery.com>
8515 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
8516 constants for E500 double.
8518 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8520 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
8521 element type of const_vector.
8523 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
8525 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
8526 Remove FLAGS_REG clobber from expander pattern.
8527 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
8528 (anddi3, andsi3, andhi3, andqi3): Ditto.
8529 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
8530 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
8531 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
8532 (ashlsi3, ashlhi3, ashlqi3): Ditto.
8533 (ashrsi3, ashrhi3, ashrqi3): Ditto.
8534 (lshrsi3, lshrhi3, lshrqi3): Ditto.
8535 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
8536 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
8538 2008-06-28 Richard Guenther <rguenther@suse.de>
8540 * tree-ssa-structalias.c (callused_id, var_callused,
8541 callused_tree): Add.
8542 (handle_pure_call): New function.
8543 (find_func_aliases): Call it.
8544 (find_what_p_points_to): Handle the call-used set.
8545 (clobber_what_escaped): Likewise.
8546 (compute_call_used_vars): New function.
8547 (init_base_vars): Init the call-used variable.
8548 (do_sd_constraint): Do not propagate the solution from CALLUSED
8549 but use CALLUSED as a placeholder.
8550 (solve_graph): Likewise.
8551 * tree-flow-inline.h (gimple_call_used_vars): New function.
8552 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
8553 (compute_call_used_vars): Declare.
8554 * tree-ssa-alias.c (set_initial_properties): Call
8555 compute_call_used_vars.
8556 (reset_alias_info): Clear call-used variables.
8557 (add_call_clobber_ops): Assert we are not called for const/pure
8558 functions. Remove handling of them.
8559 (add_call_read_ops): Handle pure functions by adding the
8560 call-used set of variables as VUSEs.
8561 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
8562 (delete_tree_ssa): Free it.
8563 * tree-dfa.c (remove_referenced_var): Clear the var from the
8566 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
8568 * tree.c (build_varargs_function_type_list): New.
8569 (build_function_type_list_1): New.
8570 (build_function_type_list): Use build_function_type_list_1.
8571 * tree.h (build_varargs_function_type_list): New.
8573 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8576 * config/spu/spu.c (spu_builtin_splats): Do not generate
8577 invalid CONST_VECTOR expressions.
8578 (spu_expand_vector_init): Likewise.
8580 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
8582 * optabs.c (libfunc_decls): New variable.
8583 (libfunc_decl_hash, libfunc_decl_eq): New functions.
8584 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
8585 for the same function twice.
8587 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
8589 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
8590 ix86_expand_binary_operator directly.
8591 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
8593 (*ashrti3_1): Ditto.
8594 (*lshrti3_1): Ditto.
8595 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
8596 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
8597 using only one splitter. Conditionaly execute splitter before or
8598 after peephole2 pass.
8599 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
8600 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
8601 Use only one alternative in asm template.
8602 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
8604 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
8605 "J" operand constraint for operand 2.
8606 (*ashldi3_cconly_rex64): Ditto.
8607 (*ashrdi3_cmp_rex64): Ditto.
8608 (*ashrdi3_cconly_rex64): Ditto.
8609 (*lshrdi3_cmp_rex64): Ditto.
8610 (*lshrdi3_cconly_rex64): Ditto.
8611 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
8612 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
8613 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
8616 2008-06-27 Jakub Jelinek <jakub@redhat.com>
8618 * gimplify.c (omp_is_private): Don't return true if decl is not
8619 already private on #pragma omp for or #pragma omp parallel for.
8622 * tree-cfg.c (struct move_stmt_d): Replace block field with
8623 orig_block and new_block fields.
8624 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
8625 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
8626 (move_block_to_fn): Replace vars_map and new_label_map arguments
8627 with struct move_stmt_d pointer.
8628 (replace_block_vars_by_duplicates): New function.
8629 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
8630 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
8631 all subblocks of ORIG_BLOCK to the new function. Call
8632 replace_block_vars_by_duplicates.
8633 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
8634 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
8635 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
8636 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
8637 (expand_omp): Temporarily set input_location to the location of
8638 region's controlling stmt.
8639 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
8640 BIND_EXPR, push ctx->block_vars and gimplification vars into
8641 the BIND_EXPR and its block's BLOCK_VARS instead of directly
8643 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
8644 there are any BLOCK_VARS.
8645 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
8646 OMP_PARALLEL or OMP_TASK stmt.
8647 (lower_omp): Save and restore input_location around the lower_omp_1
8650 2008-06-27 Richard Guenther <rguenther@suse.de>
8652 PR tree-optimization/36400
8653 PR tree-optimization/36373
8654 PR tree-optimization/36344
8655 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
8656 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
8657 (update_alias_info): Remove call clobbering code.
8658 (make_constraint_to): New helper function.
8659 (make_escape_constraint): Likewise.
8660 (handle_rhs_call): Use it on all pointer containing arguments.
8661 Also mark the static chain escaped.
8662 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
8663 instead of ANYTHING.
8664 (make_constraint_from): New helper split out from ...
8665 (make_constraint_from_anything): ... here.
8666 (find_func_aliases): Add constraints for escape sites.
8667 (intra_create_variable_infos): Make constraints from NONLOCAL
8669 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
8671 (clobber_what_p_points_to): Remove.
8672 (clobber_what_escaped): New function.
8673 (init_base_vars): Init NONLOCAL and ESCAPED.
8674 (do_sd_constraint): Do not propagate the solution from ESCAPED
8675 but use ESCAPED as a placeholder.
8676 (solve_graph): Likewise.
8677 * tree-flow.h (clobber_what_p_points_to): Remove.
8678 (clobber_what_escaped): Declare.
8679 * tree-ssa-alias.c (set_initial_properties): Call it.
8680 Remove code clobbering escaped pointers.
8682 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8684 * function.c (allocate_struct_function): Only allocate a unique
8685 funcdef_no if the decl is nonzero.
8687 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8689 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
8690 * config/mips/mips.c (mips_split_const_insns): New function.
8691 * config/mips/mips.md (move_type): New attribute.
8692 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
8693 (dword_mode): New attribute.
8694 (type): Avoid long line. Map "move_type"s to "type"s,
8695 choosing "multi" for doubleword moves if appropriate.
8696 Swap MTC/MFC comments to match their declaration order.
8697 (extended_mips16): Default to "yes" if "move_type" is "sll0",
8698 "type" is "branch" or "jal" is "direct".
8699 (length): Handle "extended_mips16" first. Make the default
8700 "0" for "ghost" instructions. Set the length from "move_type".
8701 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
8702 of "type", with "sll0" for the register alternative. Remove the
8703 "extended_mips16" attribute.
8704 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
8705 of "type", with "shift_shift" for the register alternative.
8706 Remove the "length" attribute.
8707 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
8708 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
8709 of "type", with "andi" for the register alternative.
8710 (*zero_extendqihi2): Likewise.
8711 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
8712 of "andi" instead of a "type" of "arith".
8713 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
8715 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
8716 (mov_<store>r, *mov<mode>_ra): Likewise.
8717 (extendsidi2): Use "move_type" instead of "type", with "move"
8718 for the register alternative.
8719 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
8720 of "type", with "signext" for the register alternative.
8721 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
8722 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
8723 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
8724 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
8725 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
8726 (unnamed branch insn): Likewise.
8727 (*movdi_gp32_fp64): Fold into...
8728 (*movdi_32bit): ...here.
8729 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
8730 (*movdf_hardfloat): ...this new pattern.
8731 (*movdf_softfloat): Remove redundant FPR alternatives.
8732 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
8733 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
8734 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
8735 the "move" attribute.
8736 (*movdi_32bit): Use "move_type" instead of "type" and remove the
8737 "length" attribute. Use "fpload" and "fpstore" instead of "load"
8738 and "store" for COP loads and stores.
8739 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
8740 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
8741 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
8742 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
8743 (*movtf_mips16, *movv2sf): Likewise.
8744 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
8745 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
8746 (mfhc1<mode>): Use "move_type" instead of "move".
8747 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
8748 (loadgp_blockage): Remove the "length" attribute.
8749 (blockage, set_got_version, update_got_version): Likewise.
8750 (call_internal): Remove the "extended_mips16" attribute.
8751 (call_value_internal, call_value_multiple_internal): Likewise.
8752 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
8754 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
8755 the "length" attribute.
8757 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8759 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
8760 -Wcast-qual warnings.
8761 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
8762 handle_pragma_pop_macro): Likewise.
8763 * collect2.c (resolve_lib_name): Likewise.
8764 * config/arc/arc.c (arc_init): Likewise.
8765 * config/arm/arm.c (neon_builtin_compare,
8766 locate_neon_builtin_icode): Likewise.
8767 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
8768 * config/bfin/bfin.c (bfin_init_machine_status,
8769 bfin_optimize_loop): Likewise.
8770 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
8771 * config/cris/cris.c (cris_init_expanders): Likewise.
8772 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
8773 * config/darwin.c (machopic_indirection_eq,
8774 machopic_indirection_name, machopic_output_indirection): Likewise.
8775 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
8776 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
8777 frv_optimize_membar): Likewise.
8778 * config/i386/cygwin.h (mingw_scan,
8779 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
8780 * config/i386/cygwin1.c (mingw_scan): Likewise.
8781 * config/i386/i386.c (machopic_output_stub): Likewise.
8782 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
8783 i386_pe_unique_section): Likewise.
8784 * config/ia64/ia64.c (ia64_init_machine_status,
8785 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
8787 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
8788 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
8789 * config/m68k/m68k.c (m68k_handle_option,
8790 m68k_sched_md_init_global): Likewise.
8791 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
8792 mcore_unique_section): Likewise.
8793 * config/mips/mips.c (mips_block_move_straight,
8794 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
8796 * config/mmix/mmix.c (mmix_init_machine_status,
8797 mmix_encode_section_info): Likewise.
8798 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
8799 * config/rs6000/rs6000.c (rs6000_init_machine_status,
8800 print_operand_address, output_toc, redefine_groups,
8801 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
8802 * config/s390/s390.c (s390_init_machine_status): Likewise.
8803 * config/score/score.c (score_block_move_straight,
8804 score_block_move_loop_body): Likewise.
8805 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
8806 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
8807 * emit-rtl.c (find_auto_inc): Likewise.
8808 * gcc.c (translate_options, process_command): Likewise.
8809 * reorg.c (dbr_schedule): Likewise.
8810 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
8811 * xcoffout.c (xcoffout_declare_function): Likewise.
8813 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
8815 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
8816 ipa-pta working again.
8818 2008-06-27 David Edelsohn <edelsohn@gnu.org>
8820 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
8823 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
8825 * config.gcc (powerpc*-*-*): Add new core e500mc.
8826 * config/rs6000/e500mc.md: New file.
8827 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8829 (rs6000_override_options): Add e500mc case to
8830 processor_target_table. Altivec and Spe options not allowed
8831 with e500mc. Add isel instruction to e500mc by
8832 default. Initialize rs6000_cost for e500mc.
8833 (rs6000_issue_rate): Set issue rate for e500mc.
8834 * config/rs6000/rs6000.h (processor_type): Add
8835 PROCESSOR_PPCE500MC.
8836 (ASM_CPU_SPEC): Add e500mc.
8837 Set TARGET_ISEL to rs6000_isel.
8838 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
8839 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
8840 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
8842 * doc/invoke.texi: Add e500mc to list of cpus.
8844 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8847 * c-lex.c (lex_charconst): Initialize unsignedp.
8849 2008-06-27 Olivier Hainque <hainque@adacore.com>
8851 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
8852 documented assumptions.
8854 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
8856 * dwarf2out.c: Remove trailing white spaces. Break long line
8859 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
8861 * libfuncs.h (LTI_synchronize): New libfunc_index.
8862 (synchronize_libfunc): Declare.
8863 * builtins.c (expand_builtin_synchronize): Consider using
8864 synchronize_libfunc before falling back on an asm blockage.
8865 * config/mips/mips.c: Include libfuncs.h
8866 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
8868 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
8870 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
8871 parameter. Copy stack_reg to r11 where appropriate.
8872 (no_global_regs_above): Add gpr parameter.
8873 (rs6000_stack_info): Only add padding for SPE save area if we
8874 are saving SPE GPRs and CR.
8875 (saveres_routine_syms): New variable.
8876 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
8878 (rs6000_savres_routine_sym): New function.
8879 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
8881 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
8882 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
8883 Tweak FPR out-of-line saving.
8884 (rs6000_make_savres_rtx): New function.
8885 (rs6000_use_multiple_p): New function.
8886 (rs6000_savres_strategy): New function.
8887 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
8888 out-of-line if appropriate.
8889 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
8890 if we are optimizing for size.
8891 (GP_SAVE_INLINE): Define.
8892 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
8893 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
8894 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
8895 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
8896 (*save_fpregs_<mode>): Add use of r11.
8897 (*restore_gpregs_<mode>): New insn.
8898 (*return_and_restore_gpregs_<mode>): New insn.
8899 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
8901 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
8902 (*restore_gpregs_spe): New insn.
8903 (*return_and_restore_gpregs_spe): New insn.
8904 * config/rs6000/predicates.md (save_world_operation): Fix check.
8906 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8908 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
8909 this point, so assert that.
8911 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8913 * cfganal.c: Include vec.h and vecprim.h.
8914 (compute_idf): Import from...
8915 * tree-into-ssa (compute_idf): ...here.
8916 * basic-block.h (compute_idf): Export.
8918 2008-06-26 Joseph Myers <joseph@codesourcery.com>
8920 * c-decl.c (merge_decls): Use !current_function_decl to check for
8921 extern declaration of C99 inline function being at file scope.
8923 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
8925 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
8927 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8929 * alias.c (record_alias_subset, init_alias_analysis): Fix
8930 -Wc++-compat and/or -Wcast-qual warnings.
8931 * attribs.c (lookup_attribute_spec): Likewise.
8932 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
8933 copy_bb, connect_traces,
8934 find_rarely_executed_basic_blocks_and_cr): Likewise.
8935 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
8936 note_btr_set, migrate_btr_defs): Likewise.
8937 * builtins.c (result_vector, expand_builtin_memcpy,
8938 expand_builtin_mempcpy_args, expand_builtin_strncpy,
8939 builtin_memset_read_str, expand_builtin_printf,
8940 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
8942 * caller-save.c (mark_set_regs): Likewise.
8943 * calls.c (expand_call, emit_library_call_value_1): Likewise.
8944 * cgraph.c (cgraph_edge): Likewise.
8945 * combine.c (likely_spilled_retval_1): Likewise.
8946 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
8947 htab_counts_entry_del, get_coverage_counts): Likewise.
8948 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
8949 new_cselib_val): Likewise.
8950 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
8951 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
8953 * df-core.c (df_compact_blocks): Likewise.
8954 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
8955 * df-scan.c (df_grow_reg_info, df_ref_create,
8956 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
8957 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
8958 df_record_entry_block_defs, df_record_exit_block_uses,
8959 df_bb_verify): Likewise.
8960 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
8961 DF_REF_EXTRACT_MODE_CONST): New.
8962 * dominance.c (get_immediate_dominator, get_dominated_by,
8963 nearest_common_dominator, root_of_dom_tree,
8964 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
8965 -Wc++-compat and/or -Wcast-qual warnings.
8966 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
8967 record_store, replace_read, check_mem_read_rtx, scan_insn,
8968 dse_step1, dse_record_singleton_alias_set): Likewise.
8969 * dwarf2asm.c (dw2_force_const_mem): Likewise.
8971 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8973 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
8974 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
8975 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
8976 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
8977 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
8978 add_ranges_num, add_ranges_by_labels, file_info_cmp,
8979 file_name_acquire, output_file_names, add_const_value_attribute,
8980 premark_used_types_helper, file_table_eq, file_table_hash,
8981 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
8982 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
8983 -Wcast-qual warnings.
8984 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
8985 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
8986 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
8987 gen_reg_rtx, start_sequence, init_emit): Likewise.
8988 * et-forest.c (et_new_occ, et_new_tree): Likewise.
8989 * except.c (init_eh_for_function, gen_eh_region,
8990 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
8991 arh_to_landing_pad, arh_to_label, add_action_record,
8992 add_call_site, switch_to_exception_section): Likewise.
8993 * expmed.c (synth_mult): Likewise.
8994 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
8995 store_expr): Likewise.
8996 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
8998 * function.c (assign_stack_temp_for_type,
8999 allocate_struct_function, match_asm_constraints_1): Likewise.
9000 * gcov-io.c (gcov_allocate): Likewise.
9001 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
9002 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
9003 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
9004 record_one_set, insert_expr_in_table, insert_set_in_table,
9005 dump_hash_table, compute_hash_table_work, alloc_hash_table,
9006 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
9007 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
9008 -Wcast-qual warnings.
9010 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9012 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
9013 -Wcast-qual warnings.
9014 * gcc.c (process_command): Likewise.
9015 * genattrtab.c (oballoc): Use XOBNEW.
9016 (oballocvec): Define.
9017 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
9018 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
9019 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
9020 -Wc++-compat and/or -Wcast-qual warnings.
9021 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
9022 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
9023 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
9024 gen_presence_absence_set, gen_automaton, gen_regexp_el,
9025 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
9026 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
9027 add_excls, process_presence_absence_names,
9028 process_presence_absence_patterns, add_presence_absence,
9029 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
9030 get_free_state, add_arc, get_free_automata_list_el,
9031 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
9032 transform_3, cache_presence, create_ainsns, create_automata,
9033 create_state_ainsn_table, dfa_insn_code_enlarge,
9034 output_trans_func, output_min_issue_delay_func,
9035 output_dead_lock_func, output_reset_func,
9036 output_get_cpu_unit_code_func, output_dfa_start_func,
9037 expand_automata): Likewise.
9038 * genextract.c (gen_insn): Likewise.
9039 * gengtype-lex.l: Likewise.
9040 * gengtype.c (read_input_list, adjust_field_type,
9041 process_gc_options): Likewise.
9042 * genoutput.c (note_constraint): Likewise.
9043 * genpreds.c (mangle, add_constraint): Likewise.
9044 * genrecog.c (process_define_predicate, new_decision,
9045 add_to_sequence): Likewise.
9046 * gensupport.c (record_insn_name): Likewise.
9048 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9050 * config/i386/driver-i386.c (detect_caches_amd,
9051 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
9052 and/or -Wcast-qual warnings.
9053 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
9054 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
9055 gt_pch_save): Likewise.
9056 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
9057 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
9058 * global.c (compute_regsets): Likewise.
9059 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
9060 finish_graph_dump_file): Likewise.
9061 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
9062 unlink_bb_notes): Likewise.
9063 * integrate.c (get_hard_reg_initial_val): Likewise.
9064 * ipa-prop.c (ipa_push_func_to_list): Likewise.
9065 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
9066 * local-alloc.c (update_equiv_regs): Likewise.
9067 * loop-invariant.c (check_invariant_table_size,
9068 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
9070 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
9071 altered_reg_used, mark_altered): Likewise.
9072 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
9073 insert_var_expansion_initialization,
9074 combine_var_copies_in_loop_exit, apply_opt_in_copies,
9075 release_var_copies): Likewise.
9076 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
9077 analyze_matrix_decl, add_allocation_site, analyze_transpose,
9078 analyze_accesses_for_phi_node, check_var_notmodified_p,
9079 check_allocation_function, find_sites_in_func,
9080 record_all_accesses_in_func, transform_access_sites,
9081 transform_allocation_sites): Likewise.
9082 * omp-low.c (new_omp_region, create_omp_child_function_name,
9083 check_omp_nesting_restrictions, check_combined_parallel,
9084 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
9085 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
9086 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
9087 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
9089 * opts-common.c (prune_options): Likewise.
9090 * opts.c (add_input_filename, print_filtered_help,
9091 get_option_state): Likewise.
9092 * params.c (add_params): Likewise.
9093 * passes.c (set_pass_for_id, next_pass_1,
9094 do_per_function_toporder, pass_fini_dump_file): Likewise.
9095 * postreload.c (reload_cse_simplify_operands): Likewise.
9096 * predict.c (tree_predicted_by_p, tree_predict_edge,
9097 clear_bb_predictions, combine_predictions_for_bb): Likewise.
9099 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9101 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
9103 * recog.c (check_asm_operands, validate_change_1): Likewise.
9104 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
9105 subst_asm_stack_regs): Likewise.
9106 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
9107 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
9108 * regmove.c (reg_is_remote_constant_p): Likewise.
9109 * regrename.c (regrename_optimize, scan_rtx_reg,
9110 kill_clobbered_value, kill_set_value, kill_autoinc_value):
9112 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
9113 regstat_compute_calls_crossed): Likewise.
9114 * reload1.c (init_reload, new_insn_chain,
9115 has_nonexceptional_receiver, reload, copy_reloads,
9116 calculate_needs_all_insns, init_elim_table): Likewise.
9117 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
9118 * rtl.c (shallow_copy_rtx_stat): Likewise.
9119 * rtlanal.c (parms_set): Likewise.
9120 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
9121 sbitmap_resize, sbitmap_vector_alloc): Likewise.
9122 * sched-ebb.c (earliest_block_with_similiar_load,
9123 add_deps_for_risky_insns): Likewise.
9124 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
9125 schedule_region): Likewise.
9126 * see.c (eq_descriptor_pre_extension,
9127 hash_descriptor_pre_extension, hash_del_pre_extension,
9128 eq_descriptor_properties, hash_descriptor_properties,
9129 hash_del_properties, see_seek_pre_extension_expr,
9130 see_initialize_data_structures, see_print_register_properties,
9131 see_print_pre_extension_expr, see_delete_merged_def_extension,
9132 see_delete_unmerged_def_extension, see_emit_use_extension,
9133 see_pre_delete_extension, see_map_extension, see_commit_changes,
9134 see_analyze_merged_def_local_prop,
9135 see_analyze_merged_def_local_prop,
9136 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
9137 see_set_prop_merged_def, see_set_prop_unmerged_def,
9138 see_set_prop_unmerged_use, see_print_one_extension,
9139 see_merge_one_use_extension, see_merge_one_def_extension,
9140 see_store_reference_and_extension, see_update_uses_relevancy,
9141 see_update_defs_relevancy): Likewise.
9142 * statistics.c (hash_statistics_hash, hash_statistics_eq,
9143 hash_statistics_free, curr_statistics_hash): Likewise.
9144 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
9145 expand_asm_operands, expand_return, case_bit_test_cmp,
9146 expand_case): Likewise.
9147 * stor-layout.c (start_record_layout): Likewise.
9148 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
9149 gt_pch_save_stringpool): Likewise.
9150 * tree-data-ref.c (hash_stmt_vertex_info,
9151 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
9152 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
9154 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
9157 * config/i386/i386.md : Change constraints of HImode and QImode
9158 immediate operands from "i" to "n". Change SImode "ni" constraint to
9159 "i" and SImode "rmi" constraint to "g". Remove all constraints
9160 from const0_operand and const1_operand predicated operands.
9161 (i): Change QImode and HImode attribute from "i" to "n".
9162 (*subqi_2): Change HImode operands to QImode.
9165 2008-06-25 Olivier Hainque <hainque@adacore.com>
9167 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
9170 2008-06-25 Richard Guenther <rguenther@suse.de>
9172 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
9173 not overflow the result type.
9175 2008-06-25 Richard Guenther <rguenther@suse.de>
9177 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
9178 (vn_lookup): Likewise.
9180 2008-06-25 Richard Guenther <rguenther@suse.de>
9182 PR tree-optimization/35518
9183 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
9184 * tree-sra.c (instantiate_element): Use fold_build3 to build
9186 (try_instantiate_multiple_fields): Likewise.
9188 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9190 * config/rs6000/rs6000.md: Change all string instruction's clobber to
9193 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9195 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
9196 use_backchain_to_restore_sp to true
9197 if the offset of the link register save area would go over the 32k - 1
9198 offset limit of the load
9201 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
9203 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
9204 anchor for the type-punning blurb. Cross-reference "Structures
9205 unions enumerations and bit-fields implementation". Provide a
9206 cast-through-pointer example. Make final sentence self-contained.
9207 * doc/implement-c.texi (Structures unions enumerations and
9208 bit-fields implementation): Cross-reference the type-punning blurb
9209 in the -fstrict-aliasing documentation.
9211 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9214 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
9215 the memory instead of the memory itself for the save area.
9217 2008-06-24 Olivier Hainque <hainque@adacore.com>
9218 Nicolas Roche <roche@adacore.com>
9220 * gengtype.c (srcdir_len): size_t instead of int.
9221 (get_file_realbasename): New function. For F a filename, the real
9222 basename of F, with all the path components stripped.
9223 (get_file_srcdir_relative_path): New function. For F a filename, the
9224 relative path to F from $(srcdir).
9225 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
9226 get_file_realbasename. Adjust the head comment.
9227 (get_prefix_langdir_index): New function. For F a filename, return the
9228 lang_dir_names[] relative index of the language directory that is
9230 (get_file_langdir): For F a filename, return the name of the language
9231 directory where F is located.
9232 (get_file_gtfilename): New function. The gt- output file name for an
9234 (get_output_file_with_visibility): Replace in-line computations with
9235 uses of get_file_gtfilename and get_prefix_langdir_index.
9236 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
9238 2008-06-24 Jakub Jelinek <jakub@redhat.com>
9240 PR tree-optimization/36504
9241 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
9242 references without base address.
9244 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9247 * calls.c (expand_call): Increase alignment for recursive functions.
9249 2008-06-23 Anatoly Sokolov <aesok@post.ru>
9251 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
9252 (TARGET_FUNCTION_VALUE): New define.
9253 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
9254 * config/avr/avr.h (FUNCTION_VALUE): Remove.
9256 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9258 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
9259 (fmod<mode>3): Ditto.
9260 (remainderxf3): Ditto.
9261 (remainder<mode>3): Ditto.
9263 2008-06-23 Jakub Jelinek <jakub@redhat.com>
9266 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
9267 REG is a hard register.
9269 PR tree-optimization/36508
9270 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
9271 499, don't check it at all in release compilers.
9273 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9275 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
9276 together with SSE_TARGET_MATH to disable insn pattern.
9277 (*fop_<MODEF:mode>_2_i387): Ditto.
9278 (*fop_<MODEF:mode>_3_i387): Ditto.
9280 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
9282 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
9284 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9287 * gimplify.c (gimplify_asm_expr): Check the return code of
9288 parse_output_constraint call, set function return and is_inout
9291 2008-06-22 Ian Lance Taylor <iant@google.com>
9293 * c-lex.c (narrowest_unsigned_type): Change itk to int.
9294 (narrowest_signed_type): Likewise.
9295 * c-typeck.c (c_common_type): Change local variable mclass to enum
9297 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
9298 tcc_comparison, not the tree code itself.
9299 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
9300 (c_expand_expr): Cast modifier to enum expand_modifier.
9301 * c-common.h (C_RID_CODE): Add casts.
9302 (C_SET_RID_CODE): Define.
9303 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
9304 (c_lex_one_token): Add cast to avoid warning.
9305 (c_parser_objc_type_name): Rename local typename to type_name.
9306 (check_no_duplicate_clause): Change code parameter to enum
9308 (c_parser_omp_var_list_parens): Change kind parameter to enum
9310 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
9311 c_parser_omp_list_var_parens.
9312 (c_parser_omp_threadprivate): Likewise.
9313 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
9314 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
9315 * c-format.c (NO_FMT): Define.
9316 (printf_length_specs): Use NO_FMT.
9317 (asm_fprintf_length_specs): Likewise.
9318 (gcc_diag_length_specs): Likewise.
9319 (scanf_length_specs): Likewise.
9320 (strfmon_length_specs): Likewise.
9321 (gcc_gfc_length_specs): Likewise.
9322 (printf_flag_specs): Change 0 to STD_C89.
9323 (asm_fprintf_flag_specs): Likewise.
9324 (gcc_diag_flag_specs): Likewise.
9325 (gcc_cxxdiag_flag_specs): Likewise.
9326 (scanf_flag_specs): Likewise.
9327 (strftime_flag_specs): Likewise.
9328 (strfmon_flag_specs): Likewise.
9329 (print_char_table): Likewise.
9330 (asm_fprintf_char_table): Likewise.
9331 (gcc_diag_char_table): Likewise.
9332 (gcc_tdiag_char_table): Likewise.
9333 (gcc_cdiag_char_table): Likewise.
9334 (gcc_cxxdiag_char_table): Likewise.
9335 (gcc_gfc_char_table): Likewise.
9336 (scan_char_table): Likewise.
9337 (time_char_table): Likewis.
9338 (monetary_char_table): Likewise.
9339 * c-format.h (BADLEN): Likewise.
9341 2008-06-21 Ian Lance Taylor <iant@google.com>
9343 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
9344 Define END_OF_BASE_TREE_CODES around inclusion.
9345 * tree.c (tree_code_type): New global array.
9346 (tree_code_length, tree_code_name): Likewise.
9347 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
9349 (all-tree.def, s-alltree): New targets.
9350 (gencheck.h, s-gencheck): Remove.
9351 (tree.o): Depend upon all-tree.def.
9352 (build/gencheck.o): Remove gencheck.h dependency.
9353 (mostlyclean): Don't remove gencheck.h.
9354 * c-common.h (enum c_tree_code): Remove.
9355 * c-lang.c (tree_code_type): Remove.
9356 (tree_code_length, tree_code_name): Remove.
9357 * gencheck.c (tree_codes): Include all-tree.def, rather than
9358 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
9360 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
9362 * cp/cp-tree.h (enum cplus_tree_code): Remove.
9363 (operator_name_info): Size to MAX_TREE_CODES.
9364 (assignment_operator_name_info): Likewise.
9365 * cp/cp-lang.c (tree_code_type): Remove.
9366 (tree_code_length, tree_code_name): Remove.
9367 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
9368 (assignment_operator_name_info): Likewise.
9369 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
9371 * cp/mangle.c (write_expression): Likewise.
9372 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
9373 * fortran/f95-lang.c (tree_code_type): Remove.
9374 (tree_code_length, tree_code_name): Remove.
9375 * java/java-tree.h (enum java_tree_code): Remove.
9376 * java/lang.c (tree_code_type): Remove.
9377 (tree_code_length, tree_code_name): Remove.
9378 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
9379 * objc/objc-act.h (enum objc_tree_code): Remove.
9380 * objc/objc-lang.c (tree_code_type): Remove.
9381 (tree_code_length, tree_code_name): Remove.
9382 * objcp/objcp-lang.c (tree_code_type): Remove.
9383 (tree_code_length, tree_code_name): Remove.
9384 * ada/ada-tree.h (enum gnat_tree_code): Remove.
9385 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
9386 * ada/misc.c (tree_code_type): Remove.
9387 (tree_code_length, tree_code_name): Remove.
9389 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
9391 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
9392 the grand_bitmap_obstack.
9394 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9396 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
9397 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
9398 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
9399 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
9400 move_stmt_r, new_label_mapper): Likewise.
9401 * tree-complex.c (cvc_lookup): Likewise.
9402 * tree-dfa.c (create_function_ann): Likewise.
9403 * tree-dump.c (dump_register): Likewise.
9404 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
9405 find_phi_replacement_condition): Likewise.
9406 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
9407 tree_function_versioning): Likewise.
9408 * tree-into-ssa.c (cmp_dfsnum): Likewise.
9409 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
9410 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
9411 get_nonlocal_debug_decl, convert_nonlocal_reference,
9412 convert_nonlocal_omp_clauses, get_local_debug_decl,
9413 convert_local_reference, convert_local_omp_clauses,
9414 convert_nl_goto_reference, convert_nl_goto_receiver,
9415 convert_tramp_reference, convert_call_expr): Likewise.
9416 * tree-outof-ssa.c (contains_tree_r): Likewise.
9417 * tree-parloops.c (reduction_phi, initialize_reductions,
9418 eliminate_local_variables_1, add_field_for_reduction,
9419 add_field_for_name, create_phi_for_local_result,
9420 create_call_for_reduction_1, create_loads_for_reductions,
9421 create_stores_for_reduction, create_loads_and_stores_for_name):
9423 * tree-phinodes.c (allocate_phi_node): Likewise.
9424 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
9425 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
9426 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
9427 * tree-ssa-coalesce.c (compare_pairs): Likewise.
9428 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
9429 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
9430 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
9431 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9432 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
9433 vn_nary_op_insert): Likewise.
9434 * tree-ssa.c (redirect_edge_var_map_add,
9435 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
9436 * tree-vectorizer.c (vectorize_loops): Likewise.
9437 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
9438 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
9439 tree_cons_stat, build1_stat, build_variant_type_copy,
9440 decl_init_priority_lookup, decl_fini_priority_lookup,
9441 decl_priority_info, decl_restrict_base_lookup,
9442 decl_restrict_base_insert, decl_debug_expr_lookup,
9443 decl_debug_expr_insert, decl_value_expr_lookup,
9444 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
9445 type_hash_add, get_file_function_name, tree_check_failed,
9446 tree_not_check_failed, tree_range_check_failed,
9447 omp_clause_range_check_failed, build_omp_clause,
9448 build_vl_exp_stat): Likewise.
9449 * value-prof.c (gimple_histogram_value,
9450 gimple_duplicate_stmt_histograms): Likewise.
9451 * var-tracking.c (attrs_list_insert, attrs_list_copy,
9452 unshare_variable, variable_union_info_cmp_pos, variable_union,
9453 dataflow_set_different_1, dataflow_set_different_2,
9454 vt_find_locations, variable_was_changed, set_variable_part,
9455 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
9456 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
9457 section_entry_hash, object_block_entry_eq,
9458 object_block_entry_hash, create_block_symbol,
9459 initialize_cold_section_name, default_function_rodata_section,
9460 strip_reg_name, set_user_assembler_name, const_desc_eq,
9461 build_constant_desc, output_constant_def, lookup_constant_def,
9462 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
9463 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
9464 default_internal_label): Likewise.
9465 * varray.c (varray_init, varray_grow): Likewise.
9466 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
9468 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
9470 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
9471 operators for "test" insn. Macroize insn using SWI mode macro.
9472 (*jcc_fused_2): Ditto.
9473 (*jcc_fused_3): Macroize insn using SWI mode macro.
9474 (*jcc_fused_4): Ditto.
9476 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
9478 * tree-ssa-pre.c: Fix typo in comment.
9479 (init_antic, fini_antic): Add explicit funtions for
9480 initializing and deinitializing ANTIC and AVAIL sets.
9481 (create_expression_by_pieces): Fix typo in comment.
9482 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
9483 (execute_pre): Eventually dump details about ANTIC_IN.
9485 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9487 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
9488 * gcc.c (translate_options, init_spec, store_arg, read_specs,
9489 add_to_obstack, file_at_path, find_a_file, execute,
9490 add_preprocessor_option, add_assembler_option, add_linker_option,
9491 process_command, insert_wrapper, do_option_spec, do_self_spec,
9492 spec_path, do_spec_1, is_directory, main, used_arg,
9493 getenv_spec_function): Likewise.
9494 * tlink.c (symbol_hash_lookup, file_hash_lookup,
9495 demangled_hash_lookup, symbol_push, file_push, frob_extension):
9498 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9500 * doc/rtl.texi: Updated subreg section.
9502 2008-06-19 Jakub Jelinek <jakub@redhat.com>
9505 * cgraphunit.c (cgraph_process_new_functions): Don't clear
9506 node->needed and node->reachable.
9507 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
9508 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
9509 (expand_task_call): Don't call expand_task_copyfn.
9510 (expand_task_copyfn): Renamed to...
9511 (finalize_task_copyfn): ... this.
9513 2008-06-19 Jan Hubicka <jh@suse.cz>
9515 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
9516 clobbering framepointer.
9518 2008-06-19 Jan Hubicka <jh@suse.cz>
9520 * tree-optimize.c (execute_early_local_optimizations): Set
9521 cgraph_state only at first invocation.
9523 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9525 * system.h (-Wc++-compat): Activate as a warning, no an error.
9527 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9529 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
9530 instead of "#" in insn asm template.
9531 (*jcc_fused_2): Ditto.
9533 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9535 * config/i386/i386.h (ix86_tune_indices)
9536 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
9537 (TARGET_FUSE_CMP_AND_BRANCH): New define.
9538 * config/i386/i386.md (*jcc_fused_1): New insn pattern
9539 (*jcc_fused_2): Ditto.
9540 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
9541 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
9542 (print operand): Handle 'E' and 'e' code.
9544 2008-06-19 Anatoly Sokolov <aesok@post.ru>
9546 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
9547 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9548 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9550 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
9552 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
9554 (cgraph_expand_function): Use local copy of decl.
9555 (cgraph_expand_all_functions): Remove redundant initialization of
9557 (cgraph_optimize): Reword internal_error message.
9559 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
9561 * arm-protos.h (arm_return_in_memory): Remove public
9562 arm_return_in_memory() prototype.
9563 * arm.c (arm_return_in_memory): Add static prototype, add target
9564 hook macro, change definition and comments.
9565 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
9567 2008-06-19 Ben Elliston <bje@au.ibm.com>
9569 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
9570 real.c: Remove references to IEEE 754R.
9571 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
9572 * doc/libgcc.texi (Decimal float library routines): Likewise.
9574 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9576 * targhooks.h (struct gcc_target): New member unwind_word_mode.
9577 (default_unwind_word_mode): Add prototype.
9578 * targhooks.c (default_unwind_word_mode): New function.
9579 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
9580 instead of word_mode.
9581 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
9582 (TARGET_INITIALIZER): Use it.
9584 * c-common.c (handle_mode_attribute): Support "unwind_word"
9586 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
9588 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
9589 word_mode to access SjLj_Function_Context member "data".
9590 (sjlj_emit_dispatch_table): Likewise. Also, perform type
9591 conversion from targetm.eh_return_filter_mode () to
9592 targetm.unwind_word_mode () if they differ.
9594 * builtin-types.def (BT_UNWINDWORD): New primitive type.
9595 (BT_FN_UNWINDWORD_PTR): New function type.
9596 (BT_FN_WORD_PTR): Remove.
9597 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
9598 * except.c (expand_builtin_extend_pointer): Convert pointer to
9599 targetm.unwind_word_mode () instead of word_mode.
9601 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
9602 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
9603 (spu_unwind_word_mode): New function.
9604 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
9605 (TARGET_UNWIND_WORD_MODE): Define.
9606 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
9608 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9610 * config/spu/spu.c (reg_align): Remove.
9611 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
9612 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
9613 (spu_split_store): Likewise.
9615 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
9617 * gcc/tree-vn.c: Fix typo in comment.
9619 2008-06-18 Jan Hubicka <jh@suse.cz>
9621 * cgraphunit.c (cgraph_optimize): Output debug info when doing
9622 toplevel reorder too.
9624 2008-06-18 Jan Hubicka <jh@suse.cz>
9626 * c-opts.c (c_common_post_options): PCH is not compatible with
9628 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
9629 -fno-toplevel-reorder by default now.
9631 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9633 PR documentation/30739
9634 * doc/install.texi (Prerequisites): Document dependency on awk.
9636 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
9637 Ian Lance Taylor <iant@google.com>
9639 PR rtl-optimization/35604
9640 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
9641 only want to change jump destinations, not eventual label comparisons.
9643 2008-06-16 Jan Hubicka <jh@suse.cz>
9645 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
9647 (cgraph_analyze_function): Likewise.
9649 2008-06-16 Jan Hubicka <jh@suse.cz>
9651 * cgraph.h (cgraph_mark_if_needed): New function.
9652 * cgraphunit.c (cgraph_mark_if_needed): New function.
9653 * c-decl.c (duplicate_decl): Use it.
9655 2008-06-16 Jan Hubicka <jh@suse.cz>
9657 * cgraph.c (cgraph_add_new_function): When in expansion state, do
9660 2008-06-16 Jan Hubicka <jh@suse.cz>
9662 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
9664 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
9665 Kazu Hirata <kazu@codesourcery.com>
9666 Maxim Kuvyrkov <maxim@codesourcery.com
9668 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
9669 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
9670 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
9671 EXTRA_SPEC_FUNCTIONS.
9672 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
9673 (DRIVER_SELF_SPECS): Adjust.
9674 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
9675 * config/mips/st.h, config/mips/t-st: New.
9676 * config/mips/driver-native.c, config/mips/x-native: New.
9677 * doc/invoke.texi (MIPS): Document 'native' value for -march and
9680 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9682 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
9684 (ISA_HAS_FP_CONDMOVE): New macro.
9685 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
9686 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
9687 (ISA_HAS_NMADD3_NMSUB3): New macro.
9688 * config/mips/mips.c (mips_rtx_costs): Update.
9689 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
9690 compiling for ST Loongson 2E/2F.
9691 (madd<mode>): Rename to madd4<mode>. Update.
9692 (madd3<mode>): New pattern.
9693 (msub<mode>): Rename to msub4<mode>. Update.
9694 (msub3<mode>): New pattern.
9695 (nmadd<mode>): Rename to nmadd4<mode>. Update.
9696 (nmadd3<mode>): New pattern.
9697 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
9698 (nmadd3<mode>_fastmath): New pattern.
9699 (nmsub<mode>): Rename to nmsub4<mode>. Update.
9700 (nmsub3<mode>): New pattern.
9701 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
9702 (nmsub3<mode>_fastmath): New pattern.
9703 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
9705 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
9707 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
9708 (DF_REF_INSN_INFO): New.
9709 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
9710 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
9711 with a NULL DF_REF_INSN_INFO.
9712 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
9714 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
9715 DF_INSN_INFO_EQ_USES): New.
9716 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
9717 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
9718 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
9719 * df-core.c: Update comment for above changes.
9720 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
9721 DF_INSN_UID_* macros.
9722 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
9723 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
9724 insn rtx. Update all callers.
9725 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
9726 df_ref_create_structure, df_insn_refs_collect): Likewise.
9727 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
9728 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
9729 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
9730 macros to access the insn refs.
9731 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
9732 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
9733 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
9734 for accessing the refs.
9735 (try_fwprop_subst): Likewise.
9736 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
9737 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
9738 for accessing the refs.
9739 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
9740 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
9741 to look at the insn refs.
9742 (record_uses): Likewise.
9743 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
9745 (mark_artificial_uses): Don't mark_insn for artificial refs.
9746 (mark_reg_rependencies): Likewise.
9748 * doc/rtl.texi: Remove documentation of ADDRESSOF.
9750 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9752 * configure: Regenerate.
9754 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9756 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
9757 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9758 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9760 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9762 * config/avr/avr.c (avr_mcu_t): Add attiny167.
9763 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9764 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9766 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9768 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
9769 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9770 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9772 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9774 * tree-ssa-sccvn.c: Fix format of comments.
9776 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9778 * cgraph.c: Remove unneeded forward declarations of eq_node()
9781 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
9783 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
9785 (see_update_relevancy): Likewise.
9786 * fwprop.c (try_fwprop_subst): Likewise.
9787 * rtlanal.c (noop_move_p): Likewise.
9788 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
9789 notes to non-existing libcall blocks.
9790 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
9792 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
9793 (dead_libcall_p): Remove.
9794 (delete_trivially_dead_insns): Don't use it.
9795 * web.c (union_defs): Remove comment about keeping nops.
9796 * gcse.c (hash_scan_insn): Don't take libcall pointers.
9797 (compute_hash_table_work): Don't track libcall notes.
9798 (do_local_cprop): Don't take libcall pointers. Don't update
9800 (adjust_libcall_notes): Deleted.
9801 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
9802 ever have existed in the first place).
9803 (replace_store_insn): Don't try to remove libcall notes.
9804 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
9805 (resolve_reg_notes): Don't call them.
9806 (resolve_simple_move): Likewise.
9807 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
9808 Don't remove REG_RETVAL notes.
9809 * emit-rtl.c (try_split): Don't update libcall notes.
9810 (emit_copy_of_insn_after): Dito.
9811 * cselib.c (cselib_current_insn_in_libcall): Remove.
9812 (cselib_process_insn): Don't set/clear it.
9813 (new_elt_loc_list): Don't record it.
9814 (cselib_init): Don't initialize it.
9815 * cselib.c (struct elt_loc_list): Remove in_libcall field.
9816 * loop-invariant.c (find_invariant_insn): Don't look for libcall
9818 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
9819 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
9820 (init_deps): Don't initialize it.
9821 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
9822 * combine.c (delete_noop_moves): Don't update libcall notes.
9823 (can_combine_p): Remove now pointless #if 0 block.
9824 (try_combine): Remove another obsolete #if 0 block.
9825 (distribute_notes): Don't distribute libcall notes.
9826 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
9827 * dce.c (libcall_dead_p): Remove.
9828 (delete_unmarked_insns): Don't handle libcall blocks.
9829 (preserve_libcall_for_dce): Remove.
9830 (prescan_insns_for_dce): Don't special-case libcall block insns.
9831 * reload1 (reload): Don't handle libcall notes.
9832 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
9835 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9837 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
9838 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9839 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9841 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9843 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
9844 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9845 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9847 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9849 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
9851 2008-06-16 Ira Rosen <irar@il.ibm.com>
9853 PR tree-optimization/36493
9854 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
9855 the arguments list. Use VECTYPE to create vector pointer.
9856 (vectorizable_store): Fail if accesses through a pointer to vectype
9857 do not alias the original memory reference operands.
9858 Call vect_create_data_ref_ptr without the removed argument.
9859 (vectorizable_load): Likewise.
9860 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
9863 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
9866 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
9869 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9871 * config/mips/loongson2ef.md: New file.
9872 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
9873 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
9874 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
9875 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
9876 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
9878 (loongson2ef.md): New include.
9879 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
9880 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
9881 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
9882 (loongson_gt_<mode>, loongson_extract_halfword)
9883 (loongson_insert_halfword_0, loongson_insert_halfword_2)
9884 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
9885 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
9886 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
9887 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
9888 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
9889 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
9890 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
9891 (vec_interleave_low<mode>): Define type attribute.
9892 * config/mips/mips.c (mips_ls2): New static variable.
9893 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
9894 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
9895 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
9896 Implement target scheduling hooks.
9897 (mips_multipass_dfa_lookahead): Update to handle tuning for
9899 (mips_sched_init): Initialize data for Loongson scheduling.
9900 (mips_ls2_variable_issue): New static function.
9901 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
9903 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
9904 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
9905 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
9906 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
9907 Handle ST Loongson 2E/2F cores.
9908 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
9910 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9912 * omp-low.c (extract_omp_for_data): Fix comment typo.
9915 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9917 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
9918 FIXME note about gcc/config.guess.
9919 * doc/options.texi (Option file format): Remove non-ASCII bytes.
9920 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
9921 * doc/cppopts.texi: Likewise.
9922 * doc/extend.texi: Likewise.
9923 * doc/gcc.texi: Likewise.
9924 * doc/gccint.texi: Likewise.
9925 * doc/gcov.texi: Likewise.
9926 * doc/gty.texi: Likewise.
9927 * doc/hostconfig.texi: Likewise.
9928 * doc/install.texi: Likewise.
9929 * doc/invoke.texi: Likewise.
9930 * doc/loop.texi: Likewise.
9931 * doc/makefile.texi: Likewise.
9932 * doc/md.texi: Likewise.
9933 * doc/passes.texi: Likewise.
9934 * doc/tm.texi: Likewise.
9935 * doc/tree-ssa.texi: Likewise.
9936 * doc/trouble.texi: Likewise.
9938 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
9939 Nathan Sidwell <nathan@codesourcery.com>
9940 Maxim Kuvyrkov <maxim@codesourcery.com>
9941 Richard Sandiford <rdsandiford@googlemail.com>
9943 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
9944 * config/mips/mips-protos.h (mips_expand_vector_init): New.
9945 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
9947 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
9948 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
9949 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
9951 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
9952 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
9953 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
9954 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
9955 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
9956 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
9957 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
9958 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
9959 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
9960 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
9961 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
9962 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
9963 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
9964 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
9965 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
9966 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
9967 (mips_builtins): Add Loongson builtins.
9968 (mips_loongson_2ef_bdesc): New.
9969 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
9970 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
9971 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
9972 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
9974 (mips_expand_vector_init): New.
9975 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
9976 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
9978 * config/mips/mips.md: Add unspec numbers for Loongson
9979 builtins. Include loongson.md.
9980 (MOVE64): Include Loongson vector modes.
9981 (SPLITF): Include Loongson vector modes.
9982 (HALFMODE): Handle Loongson vector modes.
9983 * config/mips/loongson.md: New.
9984 * config/mips/loongson.h: New.
9985 * config.gcc: Add loongson.h header for mips*-*-* targets.
9986 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
9988 2008-06-14 Joseph Myers <joseph@codesourcery.com>
9990 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
9991 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
9992 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
9993 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
9994 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
9995 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
9996 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
9997 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
9998 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
9999 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
10000 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
10001 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
10002 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
10003 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
10004 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
10005 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
10006 Remove use_fixproto=yes.
10007 (ia64*-*-hpux*): Remove comment about using fixproto.
10008 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
10010 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10012 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
10014 * configure: Regenerate.
10016 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
10018 PR middle-end/36520
10019 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
10020 before evaluating it.
10022 2008-06-13 Jakub Jelinek <jakub@redhat.com>
10025 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
10026 nested inline functions.
10027 (start_decl, start_function): Don't invert DECL_EXTERNAL
10028 for nested inline functions.
10030 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10032 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
10033 splits that must be made for correctness.
10035 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10037 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
10038 (AVAIL_NON_MIPS16): Likewise.
10039 (mips_builtin_description): Replace target_flags with a predicate.
10040 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
10041 (dspr2_32): New availability predicates.
10042 (MIPS_BUILTIN): New macro.
10043 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
10044 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
10045 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
10046 Replace the TARGET_FLAGS parameters with AVAIL parameters.
10047 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
10048 (mips_dsp_32only_bdesc): Merge into...
10049 (mips_builtins): ...this new array.
10050 (mips_bdesc_map, mips_bdesc_arrays): Delete.
10051 (mips_init_builtins): Update after above changes.
10052 (mips_expand_builtin_1): Merge into...
10053 (mips_expand_builtin): ...here and update after above changes.
10055 2008-06-12 Paul Brook <paul@codesourcery.com>
10057 * longlong.h (__arm__): Define count_leading_zeros.
10058 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
10059 (clzsi2, clzdi2): New functions.
10060 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
10061 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
10062 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
10063 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
10064 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
10065 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
10066 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
10067 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
10068 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
10069 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
10071 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
10073 * config/m68k/m68k.c (m68k_tune_flags): New.
10074 (override_options): Compute m68k_tune_flags.
10075 (MULL_COST, MULW_COST): Update for various variants of CFV2.
10076 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
10078 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10080 PR middle-end/36506
10081 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
10083 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10085 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
10086 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
10088 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10090 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
10091 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
10093 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10095 PR middle-end/36506
10096 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
10099 2008-06-12 Richard Guenther <rguenther@suse.de>
10101 PR tree-optimization/36345
10102 * tree-flow.h (struct ptr_info_def): Align escape_mask,
10103 add memory_tag_needed flag.
10104 (may_alias_p): Declare.
10105 * tree-ssa-alias.c (may_alias_p): Export.
10106 (set_initial_properties): Use memory_tag_needed flag.
10107 (update_reference_counts): Likewise.
10108 (reset_alias_info): Reset memory_tag_needed flag.
10109 (create_name_tags): Check memory_tag_needed flag.
10110 (dump_points_to_info_for): Dump it.
10111 * tree-ssa-structalias.c (struct variable_info): Remove
10112 directly_dereferenced flag.
10113 (new_var_info): Do not initialize it.
10114 (process_constraint_1): Do not set it.
10115 (update_alias_info): Set is_dereferenced flag.
10116 (set_uids_in_ptset): Use may_alias_p.
10117 (set_used_smts): Check memory_tag_needed flag.
10118 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
10119 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
10120 memory_tag_needed flag.
10121 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
10122 from broken design.
10124 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
10126 * config/i386/i386.c (ix86_compute_frame_layout): Disable
10127 red zone for w64 abi.
10128 (ix86_expand_prologue): Likewise.
10129 (ix86_force_to_memory): Likewise.
10130 (ix86_free_from_memory): Likewise.
10132 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
10135 * config/rs6000/rs6000.c (rs6000_override_options): Set
10136 rs6000_isel conditionally to the absence of comand line override.
10137 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10138 Remove duplicate rs6000_isel setting.
10139 * config/rs6000/eabispe.h: Ditto.
10141 2008-06-11 Richard Guenther <rguenther@suse.de>
10143 * alias.c (get_alias_set): Use the element alias-set for arrays.
10144 (record_component_aliases): For arrays and vectors do nothing.
10145 * c-common.c (strict_aliasing_warning): Handle the cases
10146 of alias set zero explicitly.
10147 * Makefile.in (dfp.o-warn): Add -Wno-error.
10149 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10151 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
10153 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
10154 tune_32 tune_64 to supported_defaults. Allow values not
10155 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
10156 x86_64. Do not override cpu_32 or cpu_64 values from target name.
10157 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
10158 with_cpu_64 to generic for 64-bit-supporting configurations, not
10159 with_cpu. Remove FIXMEs.
10160 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
10161 --with-arch-64, --with-tune-32, --with-tune-64): Document.
10162 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
10163 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
10164 arch_32 and arch_64.
10166 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
10167 Olivier Hainque <hainque@adacore.com>
10169 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
10170 Use DECL_SIZE_UNIT to retrieve the size of the field.
10172 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10174 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
10175 with function calls after declarations. Lay out
10176 neon_float_type_node before further use.
10178 2008-06-11 Richard Guenther <rguenther@suse.de>
10180 * tree-flow.h (may_point_to_global_var): Declare.
10181 * tree-ssa-alias.c (may_point_to_global_var): New function.
10182 * tree-ssa-sink.c (is_hidden_global_store): Use it.
10184 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
10186 * configure.ac: Teach that fido supports .debug_line.
10187 * configure: Regenerate.
10189 2008-06-10 Tom Tromey <tromey@redhat.com>
10191 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
10194 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10196 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
10197 (encode_decimal64, decode_decimal64, encode_decimal128,
10198 decode_decimal128): Reverse order of 32-bit parts of value if host
10199 and target endianness differ.
10201 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
10203 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
10204 Avoid division by 0.
10205 (tree_mod_pow2_value_transform): Likewise.
10206 (tree_ic_transform): Likewise.
10207 (tree_stringops_transform): Likewise.
10208 (tree_mod_subtract_transform): Likewise.
10209 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
10210 (copy_edges_for_bb): Likewise.
10211 (initialize_cfun): Likewise.
10213 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10215 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
10216 nonmemory_operand. Add "N" operand constraint.
10218 (*jcc_btdi_mask_rex64): New instruction and split pattern.
10219 (*jcc_btsi_mask): Ditto.
10220 (*jcc_btsi_mask_1): Ditto.
10222 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10224 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
10225 TYPE_CANONICAL for copied element type.
10227 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10230 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
10231 Add m_CORE2 and m_GENERIC.
10232 * config/i386/predicates.md (bt_comparison_operator): New predicate.
10233 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
10235 (*jcc_btdi_rex64): New instruction and split pattern.
10236 (*jcc_btsi): Ditto.
10237 (*jcc_btsi_1): Ditto.
10238 (*btsq): Fix Intel asm dialect operand order.
10242 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
10244 PR middle-end/36447
10245 * simplify-rtx.c (simplify_subreg): Add check for shift count
10248 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
10250 * doc/md.texi: Synchronize with later constraints.md change.
10251 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
10252 with a C implementation.
10253 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
10255 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
10256 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
10257 when moving to and from MD_REGNUM.
10258 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
10259 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
10260 Handle byte and halfword moves.
10261 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
10263 * config/mips/constraints.md (h): Turn into NO_REGS.
10264 (l, x): Update documentation.
10265 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
10266 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
10267 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
10268 (HILO): New mode iterator.
10270 (any_div): New code iterator.
10271 (u): Extend code attribute to div and udiv.
10272 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
10273 d_operand in the splitters. Remove redundant CONST_INT checks.
10274 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
10275 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
10276 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
10277 accordingly, using normal moves instead of unspecs to move LO into
10278 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
10279 (<u>mulsidi3): Handle expansion in C code.
10280 (<u>mulsidi3_32bit_internal): Rename to...
10281 (<u>mulsidi3_32bit): ...this.
10282 (<u>mulsidi3_32bit_r4000): Fix insn separator.
10283 (*<u>mulsidi3_64bit): Rename to...
10284 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
10285 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
10286 to set LO and HI to the multiplication result. Use a normal move
10287 for MFLO and an unspec for MFHI.
10288 (*<u>mulsidi3_64bit_parts): Replace with...
10289 (<u>mulsidi3_64bit_hilo): ...this new instruction.
10290 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
10291 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
10292 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
10293 instead of HI. Split the instruction into a separate multiplication
10294 and MFHI if !TARGET_FIX_R4000.
10295 (<su>muldi3_highpart): Likewise.
10296 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
10297 and the "=h" clobber.
10298 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
10299 (<u>mulditi3): New expander.
10300 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
10301 (madsi): Remove "=h" clobber.
10302 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
10303 Force the modulus result to be a GPR and split the instruction into
10304 a division followed by an MFHI after reload.
10305 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
10306 (*lea_high64): Use d_operand in the define_peephole2. Likewise
10307 the MIPS16 HIGH define_split.
10308 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
10309 of acc<->gpr moves to "multi".
10310 (*movdi_64bit): Replace the single "x" alternative with
10311 alternatives for moving into and out of "a".
10312 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
10313 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
10314 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
10315 Use d_operand in the splitters. Remove redundant CONST_INT checks.
10316 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
10317 (movti): New expander.
10318 (*movti, *movti_mips16): New insns.
10319 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
10320 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
10321 (mthi<GPR:mode>_<HILO:mode>): Likewise.
10322 * config/mips/predicates.md (fpr_operand): Delete.
10323 (d_operand): New predicate.
10325 2008-06-09 Michael Meissner <michael.meissner@amd.com>
10327 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
10328 failure on some Bourne shells.
10329 (x86_64-*-*): Ditto.
10331 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
10333 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
10335 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
10337 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
10338 (sparc-sun-solaris2*): Likewise.
10340 2008-06-09 Arnaud Charlet <charlet@adacore.com
10342 * doc/install.texi: Update requirements to build the Ada compiler.
10344 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
10346 * df-scan.c (struct df_scan_problem_data): Remove the
10347 mw_link_pool alloc pool.
10348 (df_scan_free_internal): Don't free it.
10349 (df_scan_alloc): Don't allocate it.
10350 * df.h (struct df_link): Update comment.
10352 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
10354 * except.h: Correct checks for when SJLJ exceptions must be used.
10356 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10358 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
10361 2008-06-08 Joseph Myers <joseph@codesourcery.com>
10363 PR tree-optimization/36218
10364 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
10365 configure for the build system.
10366 (BUILD_LDFLAGS): Define.
10367 * configure: Regenerate.
10368 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
10370 2008-07-08 Anatoly Sokolov <aesok@post.ru>
10373 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
10374 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
10375 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
10377 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10379 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
10381 2008-06-07 Joseph Myers <joseph@codesourcery.com>
10383 * config.gcc (Obsolete configurations): Remove list of
10385 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10386 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
10387 targets matched by those patterns.
10388 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
10389 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
10390 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
10391 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
10392 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10393 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
10394 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
10395 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
10396 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
10397 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
10398 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
10399 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
10400 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
10401 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
10402 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
10403 Make code for Solaris 7 and greater unconditional for Solaris.
10404 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
10405 Remove --with-* handling.
10406 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
10407 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
10408 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
10409 LINK_OS_WINDISS_SPEC): Remove.
10410 * config/rs6000/sysv4.opt (mwindiss): Remove.
10411 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
10412 * configure: Regenerate.
10413 * doc/cpp.texi: Don't mention BeOS.
10414 * doc/extend.texi (interrupt): Don't mention MS1.
10415 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
10416 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
10417 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
10418 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
10419 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
10421 * doc/invoke.texi (MT Options): Remove.
10422 (-mwindiss): Remove.
10423 (CRIS Options): Remove cris-axis-aout references.
10424 (HPPA Options): Don't mention hppa1.1-*-pro.
10425 * doc/md.texi: (MorphoTech family): Remove.
10426 * libgcc2.c: Don't handle UWIN.
10427 * config/alpha/t-unicosmk: Remove.
10428 * config/alpha/unicosmk.h: Remove.
10429 * config/arm/kaos-arm.h: Remove.
10430 * config/arm/kaos-strongarm.h: Remove.
10431 * config/arm/strongarm-coff.h: Remove.
10432 * config/arm/strongarm-elf.h: Remove.
10433 * config/arm/strongarm-pe.h: Remove.
10434 * config/arm/t-strongarm-pe: Remove.
10435 * config/arm/t-xscale-coff: Remove.
10436 * config/arm/t-xscale-elf: Remove.
10437 * config/arm/xscale-coff.h: Remove.
10438 * config/arm/xscale-elf.h: Remove.
10439 * config/chorus.h: Remove.
10440 * config/cris/aout.h: Remove.
10441 * config/cris/aout.opt: Remove.
10442 * config/cris/t-aout: Remove.
10443 * config/i386/beos-elf.h: Remove.
10444 * config/i386/kaos-i386.h: Remove.
10445 * config/i386/ptx4-i.h: Remove.
10446 * config/i386/sco5.h: Remove.
10447 * config/i386/sco5.opt: Remove.
10448 * config/i386/sysv4-cpp.h: Remove.
10449 * config/i386/sysv5.h: Remove.
10450 * config/i386/t-beos: Remove.
10451 * config/i386/t-sco5: Remove.
10452 * config/i386/t-uwin: Remove.
10453 * config/i386/uwin.asm: Remove.
10454 * config/i386/uwin.h: Remove.
10455 * config/kaos.h: Remove.
10456 * config/mips/windiss.h: Remove.
10457 * config/mt: Remove directory.
10458 * config/pa/pa-osf.h: Remove.
10459 * config/pa/pa-pro-end.h: Remove.
10460 * config/pa/t-pro: Remove.
10461 * config/ptx4.h: Remove.
10462 * config/rs6000/beos.h: Remove.
10463 * config/rs6000/kaos-ppc.h: Remove.
10464 * config/rs6000/t-beos: Remove.
10465 * config/rs6000/windiss.h: Remove.
10466 * config/sh/kaos-sh.h: Remove.
10467 * config/sol2-6.h: Remove.
10468 * config/sparc/sol26-sld.h: Remove.
10469 * config/sparc/sysv4-only.h: Remove.
10470 * config/vax/bsd.h: Remove.
10471 * config/vax/t-memfuncs: Remove.
10472 * config/vax/ultrix.h: Remove.
10473 * config/vax/vaxv.h: Remove.
10474 * config/windiss.h: Remove.
10476 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10478 PR rtl-optimization/36438
10479 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
10480 for vector shifts with constant scalar shift operands.
10482 2008-06-06 Sandip Matte <sandip@rmicorp.com>
10484 * doc/invoke.texi: Document -march=xlr.
10485 * config/mips/xlr.md: New file.
10486 * config/mips/mips.md: Include it.
10488 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
10489 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
10490 (mips_rtx_cost_data): Likewise.
10492 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
10494 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
10495 PRE_INC and PRE_DEC cases.
10497 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10499 PR rtl-optimization/36419
10500 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
10501 the emitting jump insn.
10504 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
10505 is not bool, boolify the whole *expr_p and convert to the desired type.
10507 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10509 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
10510 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
10511 Add omp_private_outer_ref hook, add another argument to
10512 omp_clause_default_ctor hook.
10513 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
10514 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
10515 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
10516 hook_tree_tree_tree_tree_null.
10517 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
10518 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
10519 * hooks.c (hook_tree_tree_tree_tree_null): New function.
10520 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
10521 * tree.def (OMP_TASK): New tree code.
10522 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
10523 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
10524 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
10525 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
10526 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
10527 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
10528 OMP_CLAUSE_COLLAPSE_EXPR): Define.
10529 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10530 (OMP_DIRECTIVE_P): Add OMP_TASK.
10531 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
10532 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
10533 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
10534 and OMP_CLAUSE_UNTIED entries.
10535 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
10537 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10538 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
10539 * tree-pretty-print.c (dump_omp_clause): Handle
10540 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
10541 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10542 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
10543 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
10544 warning about unsigned iterators. Change decl/init/cond/incr
10545 arguments to TREE_VECs, check arguments for all collapsed loops.
10546 (c_finish_omp_taskwait): New function.
10547 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
10549 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
10550 default_function_array_conversion on init. Add par_clauses argument.
10551 If decl is present in parallel's lastprivate clause, change it to
10552 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
10553 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
10554 collapse count in clauses.
10555 (c_parser_omp_for, c_parser_omp_parallel): Adjust
10556 c_parser_omp_for_loop callers.
10557 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
10558 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
10559 (c_parser_omp_clause_name): Handle collapse and untied clauses.
10560 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
10562 (c_parser_omp_clause_schedule): Handle schedule(auto).
10563 Include correct location in the error message.
10564 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
10565 and PRAGMA_OMP_CLAUSE_UNTIED.
10566 (OMP_TASK_CLAUSE_MASK): Define.
10567 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
10568 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
10569 * tree-nested.c (convert_nonlocal_omp_clauses,
10570 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
10571 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
10572 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10573 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
10575 (conver_nonlocal_reference, convert_local_reference,
10576 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
10577 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
10578 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
10579 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
10580 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
10581 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
10582 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
10583 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
10584 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10586 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
10587 * c-common.h (c_finish_omp_taskwait): New prototype.
10588 * gimple-low.c (lower_stmt): Handle OMP_TASK.
10589 * tree-parloops.c (create_parallel_loop): Create 1 entry
10590 vectors for OMP_FOR_{INIT,COND,INCR}.
10591 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10592 (make_edges): Handle OMP_TASK.
10593 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
10594 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10595 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
10596 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
10597 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
10598 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10599 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10600 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
10601 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
10602 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
10603 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
10604 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
10605 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
10606 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
10607 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
10608 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
10609 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
10610 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
10611 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
10612 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
10613 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
10614 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
10615 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
10616 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
10617 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
10618 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
10619 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
10620 original iterator is present in lastprivate clause or if
10621 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
10622 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10623 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
10624 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
10625 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
10626 if it is set, lookup var in outer contexts too. Handle
10627 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
10628 to be implicitly determined firstprivate for task regions.
10629 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
10630 if it is set, lookup var in outer contexts too. Set
10631 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
10632 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
10633 OMP_CLAUSE_UNTIED. Take region_type as last argument
10634 instead of in_parallel and in_combined_parallel.
10635 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
10637 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
10638 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
10639 (new_omp_context): Set default_kind to
10640 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
10641 (omp_region_type): New enum.
10642 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
10643 fields, add region_type.
10644 (new_omp_context): Take region_type as argument instead of is_parallel
10645 and is_combined_parallel.
10646 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
10647 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
10648 ctx->is_combined_parallel checks.
10649 (gimplify_omp_task): New function.
10650 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10652 * omp-low.c (extract_omp_for_data): Use schedule(static)
10653 for schedule(auto). Handle pointer and unsigned iterators.
10654 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
10655 Add loops argument. Extract data for collapsed OMP_FOR loops.
10656 (expand_parallel_call): Assert sched_kind isn't auto,
10657 map runtime schedule to index 3.
10658 (struct omp_for_data_loop): New type.
10659 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
10660 Add loop, loops, collapse and iter_type fields.
10661 (workshare_safe_to_combine_p): Disallow combined for if
10662 iter_type is unsigned long long. Don't combine collapse > 1 loops
10663 unless all bounds and steps are constant. Adjust extract_omp_for_data
10665 (expand_omp_for_generic): Handle pointer, unsigned and long long
10666 iterators. Handle collapsed OMP_FOR loops. Adjust
10667 for struct omp_for_data changes. If libgomp function doesn't return
10668 boolean_type_node, add comparison of the return value with 0.
10669 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
10670 pointer, unsigned and long long iterators. Adjust for struct
10671 omp_for_data changes.
10672 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
10673 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
10674 unsigned long long. Allocate loops array, pass it to
10675 extract_omp_for_data. For collapse > 1 loops use always
10676 expand_omp_for_generic.
10677 (omp_context): Add sfield_map and srecord_type fields.
10678 (is_task_ctx, lookup_sfield): New functions.
10679 (use_pointer_for_field): Use is_task_ctx helper. Change first
10680 argument's type from const_tree to tree. Clarify comment.
10681 In OMP_TASK disallow copy-in/out sharing.
10682 (build_sender_ref): Call lookup_sfield instead of lookup_field.
10683 (install_var_field): Add mask argument. Populate both record_type
10684 and srecord_type if needed.
10685 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
10687 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
10688 and DECL_FIELD_OFFSET.
10689 (scan_sharing_clauses): Adjust install_var_field callers. For
10690 firstprivate clauses on explicit tasks allocate the var by value in
10691 record_type unconditionally, rather than by reference.
10692 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
10693 Use is_taskreg_ctx instead of is_parallel_ctx.
10694 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10695 (create_omp_child_function_name): Add task_copy argument, use
10696 *_omp_cpyfn* names if it is true.
10697 (create_omp_child_function): Add task_copy argument, if true create
10698 *_omp_cpyfn* helper function.
10699 (scan_omp_parallel): Adjust create_omp_child_function callers.
10700 Rename parallel_nesting_level to taskreg_nesting_level.
10701 (scan_omp_task): New function.
10702 (lower_rec_input_clauses): Don't run constructors for firstprivate
10703 explicit task vars which are initialized by *_omp_cpyfn*.
10704 Pass outer var ref to omp_clause_default_ctor hook if
10705 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
10706 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
10707 OMP_CLAUSE_REDUCTION_INIT.
10708 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
10709 avoid duplicate setting of fields. Handle
10710 OMP_CLAUSE_PRIVATE_OUTER_REF.
10711 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
10712 copy-out if TREE_READONLY, only copy-in.
10713 (expand_task_copyfn): New function.
10714 (expand_task_call): New function.
10715 (struct omp_taskcopy_context): New type.
10716 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
10718 (lower_omp_parallel): Rename to...
10719 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10720 Call create_task_copyfn if srecord_type is needed. Adjust
10722 (task_shared_vars): New variable.
10723 (check_omp_nesting_restrictions): Warn if work-sharing,
10724 barrier, master or ordered region is closely nested inside OMP_TASK.
10725 Add warnings for barrier if closely nested inside of work-sharing,
10726 ordered, or master region.
10727 (scan_omp_1): Call check_omp_nesting_restrictions even for
10728 GOMP_barrier calls. Rename parallel_nesting_level to
10729 taskreg_nesting_level. Handle OMP_TASK.
10730 (lower_lastprivate_clauses): Even if some lastprivate is found on a
10731 work-sharing construct, continue looking for them on parent parallel
10733 (lower_omp_for_lastprivate): Add lastprivate clauses
10734 to the beginning of dlist rather than end. Adjust for struct
10735 omp_for_data changes.
10736 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
10737 not after it. Handle collapsed OMP_FOR loops, adjust for
10738 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
10739 (get_ws_args_for): Adjust extract_omp_for_data caller.
10740 (scan_omp_for): Handle collapsed OMP_FOR
10741 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10742 (lower_omp_single_simple): If libgomp function doesn't return
10743 boolean_type_node, add comparison of the return value with 0.
10744 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
10745 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
10746 (parallel_nesting_level): Rename to...
10747 (taskreg_nesting_level): ... this.
10748 (is_taskreg_ctx): New function.
10749 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
10750 of is_parallel_ctx.
10751 (execute_lower_omp): Rename parallel_nesting_level to
10752 taskreg_nesting_level.
10753 (expand_omp_parallel): Rename to...
10754 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10755 Call omp_task_call for OMP_TASK regions.
10756 (expand_omp): Adjust caller, handle OMP_TASK.
10757 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
10759 * bitmap.c (bitmap_default_obstack_depth): New variable.
10760 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
10761 if argument is NULL and bitmap_default_obstack is already initialized.
10762 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
10764 * matrix-reorg.c (matrix_reorg): Likewise.
10766 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10768 * config/i386/i386.md (*indirect_jump): Macroize using P
10769 mode iterator. Remove !TARGET_64BIT from insn constraints.
10770 (*tablejump_1): Ditto.
10771 (*indirect_jump_rex64): Remove insn pattern.
10772 (*tablejump_1_rex64): Ditto.
10773 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
10774 and eh_return_si insn patterns.
10776 2008-06-06 Richard Guenther <rguenther@suse.de>
10778 * tree-ssa-structalias.c (merge_smts_into): Remove.
10779 (find_what_p_points_to): Do not bother to compute the
10780 points-to set for pt_anything pointers.
10781 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
10782 for pt_anything pointers is ok.
10784 2008-06-06 Jan Hubicka <jh@suse.cz>
10786 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
10788 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10790 * cgraph.c: Fix typos in comments.
10791 (cgraph_availability_names): Fix string typo.
10792 * fold-const.c: Fix typos in comments.
10793 (fold_binary): Fix typo in warning.
10794 * genautomata.c: Fix typos in comments.
10795 (check_presence_pattern_sets): Fix typo in local variable.
10796 (output_description): Fix typo in output.
10797 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
10798 * hwint.h: Likewise.
10799 * matrix-reorg.c (check_allocation_function): Likewise.
10800 * omega.c (smooth_weird_equations): Likewise.
10801 * auto-inc-dec.c: Fix typos in comments.
10802 * bb-reorder.c: Likewise.
10803 * builtins.c: Likewise.
10804 * c-common.c: Likewise.
10805 * c-cppbuiltin.c: Likewise.
10806 * c-parser.c: Likewise.
10807 * c-pretty-print.c: Likewise.
10808 * cfgcleanup.c: Likewise.
10809 * cfgexpand.c: Likewise.
10810 * cfghooks.c: Likewise.
10811 * cfglayout.c: Likewise.
10812 * cfgloopmanip.c: Likewise.
10813 * cgraphunit.c: Likewise.
10814 * coverage.c: Likewise.
10815 * dbxout.c: Likewise.
10816 * df-byte-scan.c: Likewise.
10817 * df-core.c: Likewise.
10818 * df-problems.c: Likewise.
10819 * df-scan.c: Likewise.
10821 * dominance.c: Likewise.
10822 * domwalk.c: Likewise.
10824 * dwarf2out.c: Likewise.
10825 * emit-rtl.c: Likewise.
10826 * et-forest.c: Likewise.
10827 * function.c: Likewise.
10828 * function.h: Likewise.
10830 * gcov-io.c: Likewise.
10831 * gcov.c: Likewise.
10832 * gcse.c: Likewise.
10833 * genattrtab.c: Likewise.
10834 * ggc-page.c: Likewise.
10835 * gimplify.c: Likewise.
10836 * gthr-lynx.h: Likewise.
10837 * haifa-sched.c: Likewise.
10838 * ipa-cp.c: Likewise.
10839 * ipa-inline.c: Likewise.
10840 * ipa-prop.h: Likewise.
10841 * ipa-pure-const.c: Likewise.
10842 * ipa-struct-reorg.c: Likewise.
10843 * ipa-struct-reorg.h: Likewise.
10844 * ipa-type-escape.c: Likewise.
10846 * loop-doloop.c: Likewise.
10847 * mips-tfile.c: Likewise.
10848 * mkmap-flat.awk: Likewise.
10849 * mkmap-symver.awk: Likewise.
10850 * modulo-sched.c: Likewise.
10851 * omp-low.c: Likewise.
10852 * optabs.c: Likewise.
10853 * optabs.h: Likewise.
10854 * opts.c: Likewise.
10855 * passes.c: Likewise.
10856 * postreload-gcse.c: Likewise.
10857 * postreload.c: Likewise.
10858 * predict.c: Likewise.
10859 * pretty-print.h: Likewise.
10860 * profile.c: Likewise.
10861 * protoize.c: Likewise.
10862 * ra-conflict.c: Likewise.
10863 * real.c: Likewise.
10864 * recog.c: Likewise.
10865 * regclass.c: Likewise.
10866 * regs.h: Likewise.
10867 * reload.c: Likewise.
10868 * rtl-error.c: Likewise.
10869 * rtlanal.c: Likewise.
10870 * scan.h: Likewise.
10871 * sched-rgn.c: Likewise.
10873 * stmt.c: Likewise.
10874 * target.h: Likewise.
10875 * tree-dfa.c: Likewise.
10876 * tree-eh.c: Likewise.
10877 * tree-flow-inline.h: Likewise.
10878 * tree-inline.c: Likewise.
10879 * tree-into-ssa.c: Likewise.
10880 * tree-loop-distribution.c: Likewise.
10881 * tree-nested.c: Likewise.
10882 * tree-parloops.c: Likewise.
10883 * tree-pass.h: Likewise.
10884 * tree-pretty-print.c: Likewise.
10885 * tree-profile.c: Likewise.
10886 * tree-scalar-evolution.c: Likewise.
10887 * tree-sra.c: Likewise.
10888 * tree-ssa-alias-warnings.c: Likewise.
10889 * tree-ssa-ccp.c: Likewise.
10890 * tree-ssa-coalesce.c: Likewise.
10891 * tree-ssa-dom.c: Likewise.
10892 * tree-ssa-dse.c: Likewise.
10893 * tree-ssa-forwprop.c: Likewise.
10894 * tree-ssa-live.c: Likewise.
10895 * tree-ssa-live.h: Likewise.
10896 * tree-ssa-loop-im.c: Likewise.
10897 * tree-ssa-loop-ivopts.c: Likewise.
10898 * tree-ssa-loop-niter.c: Likewise.
10899 * tree-ssa-loop-prefetch.c: Likewise.
10900 * tree-ssa-phiopt.c: Likewise.
10901 * tree-ssa-phiprop.c: Likewise.
10902 * tree-ssa-sccvn.c: Likewise.
10903 * tree-ssa-ter.c: Likewise.
10904 * tree-ssa-threadupdate.c: Likewise.
10905 * tree-ssa.c: Likewise.
10906 * tree-vect-analyze.c: Likewise.
10907 * tree-vect-transform.c: Likewise.
10908 * tree-vectorizer.c: Likewise.
10909 * tree-vn.c: Likewise.
10910 * tree-vrp.c: Likewise.
10911 * tree.c: Likewise.
10912 * tree.def: Likewise.
10913 * tree.h: Likewise.
10914 * unwind-dw2-fde.c: Likewise.
10915 * unwind.inc: Likewise.
10916 * value-prof.c: Likewise.
10917 * vmsdbgout.c: Likewise.
10919 2008-06-05 David Edelsohn <edelsohn@gnu.org>
10921 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
10922 always place FP constants in the TOC for TARGET_POWERPC64.
10923 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
10925 2008-06-05 Joseph Myers <joseph@codesourcery.com>
10927 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
10928 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
10929 enable for TARGET_E500_DOUBLE.
10930 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
10931 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
10932 floating-point modes like integer modes for E500 double.
10933 (rs6000_legitimate_offset_address_p): Likewise.
10934 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
10935 addressing for DDmode for E500 double.
10936 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
10937 modes as using 64-bits of registers for E500 double.
10938 (spe_build_register_parallel): Do not handle DDmode or TDmode.
10939 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
10940 specially for E500 double.
10941 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
10942 TDmode for E500 double.
10943 (rs6000_gimplify_va_arg): Only handle SDmode in registers
10944 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
10945 (rs6000_split_multireg_move): Do not handle TDmode specially for
10947 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
10948 using 64-bit registers for E500 double.
10949 (emit_frame_save): Do not handle DDmode specially for E500 double.
10950 (gen_frame_mem_offset): Likewise.
10951 (rs6000_function_value): Do not call spe_build_register_parallel
10952 for DDmode or TDmode.
10953 (rs6000_libcall_value): Likewise.
10954 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
10955 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
10958 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
10960 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
10963 2008-06-04 Junjie Gu <jgu@tensilica.com>
10965 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
10966 comparison for frame pointers.
10968 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10971 * config/avr/avr.h (PUSH_ROUNDING): Remove.
10973 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10976 * builtins.c (expand_builtin_signbit): Don't take lowpart when
10977 register is already smaller or equal to required mode.
10979 2008-06-04 Xinliang David Li <davidxl@google.com>
10981 * tree-call-cdce.c: New file.
10982 (cond_dead_built_in_calls): New static variable.
10983 (input_domain): New struct.
10984 (check_pow): New function.
10985 (check_builtin_call): Ditto.
10986 (check_target_format): Ditto.
10987 (is_call_dce_candidate): Ditto.
10988 (gen_one_condition): Ditto.
10989 (gen_conditions_for_domain): Ditto.
10990 (get_domain): Ditto.
10991 (gen_conditions_for_pow_cst_base): Ditto.
10992 (gen_conditions_for_pow_int_base): Ditto.
10993 (gen_conditions_for_pow): Ditto.
10994 (get_no_error_domain): Ditto.
10995 (gen_shrink_wrap_conditions): Ditto.
10996 (shrink_wrap_one_built_in_call): Ditto.
10997 (shink_wrap_conditional_dead_built_in_calls): Ditto.
10998 (tree_call_cdce): Ditto.
10999 (gate_call_cdce): Ditto.
11000 (pass_call_cdce): New gimple pass.
11001 * passes.c: (init_optimization_passes): New pass.
11002 * tree-pass.h: New pass declaration.
11003 * opts.c (decode_options): New flag setting.
11004 * common.opt: Add -ftree-builtin-call-dce flag.
11005 * Makefile.in: Add new source file.
11006 * tempvar.def: New tv_id.
11007 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
11009 2008-06-04 Richard Guenther <rguenther@suse.de>
11011 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
11012 (is_call_clobbered): Always check var_ann->call_clobbered.
11013 (mark_call_clobbered): Always set var_ann->call_clobbered.
11014 (clear_call_clobbered): Always clear var_ann->call_clobbered.
11015 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
11016 (reset_alias_info): Clear call clobbering info on MTAGs and
11018 (set_pt_anything): Set pt_global_mem.
11019 (create_tag_raw): Adjust comment.
11020 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
11022 2008-06-04 Joseph Myers <joseph@codesourcery.com>
11023 Maxim Kuvyrkov <maxim@codesourcery.com>
11025 * config/m68k/m68k.opt (mxgot): New option.
11026 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
11027 (m68k_output_addr_const_extra): New.
11028 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
11029 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
11030 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
11031 * doc/invoke.texi (M680x0 Options): Document -mxgot.
11033 2008-06-04 Richard Guenther <rguenther@suse.de>
11035 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
11036 negative or non-representable offsets.
11038 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
11040 * config/i386/i386.c (ix86_gen_leave): New.
11041 (ix86_gen_pop1): Likewise.
11042 (ix86_gen_add3): Likewise.
11043 (ix86_gen_sub3): Likewise.
11044 (ix86_gen_sub3_carry): Likewise.
11045 (ix86_gen_one_cmpl2): Likewise.
11046 (ix86_gen_monitor): Likewise.
11047 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
11048 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
11049 ix86_gen_one_cmpl2 and ix86_gen_monitor.
11050 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
11051 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
11052 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
11053 (ix86_expand_epilogue): Updated.
11054 (print_operand): Handle integer register operand for 'z'.
11055 (ix86_expand_strlensi_unroll_1): Likewise.
11056 (ix86_expand_strlen): Likewise.
11057 (ix86_expand_builtin): Likewise.
11058 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
11059 mov{q}/mov{l} and add{q}/add{l}.
11061 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11063 * config/i386/i386.md (P): New mode iterator.
11064 (SFmode push_operand splitter): Macroize DImode and SImode pushes
11065 using P mode iterator.
11066 (DFmode push_operand splitter): Ditto.
11067 (XFmode push_operand splitter): Ditto.
11068 (DFmode float_extend SFmode push_operand splitter): Ditto.
11069 (XFmode float_extend SFmode push_operand splitter): Do not generate
11070 SImode pushes for 64bit target. Macroize Dimode and SImode
11071 pushes using P mode iterator.
11072 (XFmode float_extend DFmode push_operand splitter): Ditto.
11074 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11076 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
11077 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
11078 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
11079 return type to int.
11080 (ix86_call_abi_override): Remove check for call_used_regs.
11082 2008-06-03 Richard Guenther <rguenther@suse.de>
11084 * tree-ssa-structalias.c (find_func_aliases): Add constraints
11085 for the lhs of calls if the return type contains pointers.
11087 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11089 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
11090 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
11091 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
11092 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
11093 of cfun and DEFAULT_ABI to deceide abi mode.
11094 (DEFAULT_ABI): New.
11095 (REG_PARM_STACK_SPACE): Removed.
11096 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
11097 (STACK_BOUNDARY): Use default target to deceide stack boundary.
11098 * config/i386/i386-protos.h (ix86_cfun_abi): New.
11099 (ix86_function_abi): Likewise.
11100 (ix86_function_type_abi): Likewise.
11101 (ix86_call_abi_override): Likewise.
11102 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
11103 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
11104 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
11105 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
11107 (X86_64_REGPARM_MAX): New.
11108 (X86_64_SSE_REGPARM_MAX): New.
11109 (X64_REGPARM_MAX): New.
11110 (X64_SSE_REGPARM_MAX): New.
11111 (X86_32_REGPARM_MAX): New.
11112 (X86_32_SSE_REGPARM_MAX): New.
11113 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
11114 (ix86_function_regparm): Handle user calling abi.
11115 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
11116 by DEFAULT_ABI versus SYSV_ABI check.
11117 (ix86_reg_parm_stack_space): New.
11118 (ix86_function_type_abi): New.
11119 (ix86_call_abi_override): New.
11120 (ix86_function_abi): New.
11121 (ix86_cfun_abi): New.
11122 (init_cumulative_args): Call abi specific initialization.
11123 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
11124 (function_arg_64): Extend SSE_REGPARM_MAX check.
11125 (function_arg (): Remove TARGET_64BIT_MS_ABI.
11126 (ix86_pass_by_reference): Likewise.
11127 (ix86_function_value_regno_p): Likewise.
11128 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
11129 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
11130 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
11131 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
11132 (setup_incoming_varargs_64): Adjust regparm for call abi.
11133 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
11134 (ix86_va_start): Likewise.
11135 (ix86_gimplify_va_arg): Likewise.
11136 (ix86_expand_prologue): Likewise.
11137 (output_pic_addr_const): Likewise.
11138 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
11139 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
11140 (x86_output_mi_thunk): Likewise.
11141 (x86_function_profiler): Likewise.
11142 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
11143 (SYSV_ABI, MS_ABI): New constants.
11144 (DEFAULT_ABI): New.
11145 (init_regs): Add prototype of function in regclass.c file.
11146 (OVERRIDE_ABI_FORMAT): New.
11147 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
11148 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
11149 (OUTGOING_REG_PARM_STACK_SPACE): New.
11150 (ix86_reg_parm_stack_space): New prototype.
11151 (CUMULATIVE_ARGS): Add call_abi member.
11152 (machine_function): Add call_abi member.
11153 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
11154 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
11156 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
11159 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
11160 (avr_builtin_setjmp_frame_value): New function.
11161 * config/avr/avr.md (nonlocal_goto_receiver): Define.
11162 (nonlocal_goto): Define.
11164 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
11166 * config/mips/mips.c (mips_emit_loadgp): Return early if
11167 there is nothing do to, otherwise emit a blockage if
11168 !TARGET_EXPLICIT_RELOCS || crtl->profile.
11169 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
11171 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11173 * configure.ac: Drop unneeded backslash ending up in config.in.
11174 * acinclude.m4: Likewise.
11175 * config.in: Regenerate.
11177 2008-05-26 Jan Hubicka <jh@suse.cz>
11179 * predict.c (maybe_hot_frequency_p): Break out of...
11180 (maybe_hot_bb_p): ... here.
11181 (maybe_hot_edge_p): New.
11182 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
11183 * basic-block.h (maybe_hot_edge_p): Declare.
11185 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11187 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
11188 (*cmpfp_<mode>_cc): Ditto.
11189 (*fp_jcc_8<mode>_387): Ditto.
11190 (*fop_<MODEF:mode>_2_i387): Ditto.
11191 (*fop_<MODEF:mode>_3_i387): Ditto.
11192 (*fop_xf_2_i387): Ditto.
11193 (*fop_xf_3_i387): Ditto.
11195 2008-06-02 Tomas Bily <tbily@suse.cz>
11197 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
11199 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11201 * config/mips/mips.c (mips_valid_offset_p): New function.
11202 (mips_valid_lo_sum_p): Likewise.
11203 (mips_classify_address): Use them.
11204 (mips_force_address): New function.
11205 (mips_legitimize_address): Use it.
11206 * config/mips/mips.md (MOVE128): New mode iterator.
11207 (movtf): Require TARGET_64BIT. Remove empty strings.
11208 (*movtf_internal): Rename to...
11209 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
11210 of "R" and use {,fp}{load,store} attributes instead of "multi".
11211 Use a separate define_split.
11212 (*movtf_mips16): New pattern.
11214 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11216 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
11217 * config/mips/mips.c (mips_expand_before_return): New function.
11218 (mips_expand_epilogue): Call it.
11219 * config/mips/mips.md (return): Turn into a define_expand.
11220 (*return): New insn.
11222 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11224 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
11225 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
11226 functions. Do not emit uses and clobbers of CONCATs; individually
11227 use and clobber their operands.
11228 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
11229 gen_clobber, emit_use and gen_use.
11230 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
11231 (expand_builtin_return): Likewise.
11232 * cfgbuild.c (count_basic_blocks): Likewise.
11233 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
11234 * explow.c (emit_stack_restore): Likewise.
11235 * expmed.c (extract_bit_field_1): Likewise.
11236 * expr.c (convert_move, emit_move_complex_parts): Likewise.
11237 (emit_move_multi_word, store_constructor): Likewise.
11238 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
11239 (thread_prologue_and_epilogue_insns): Likewise.
11240 * lower-subreg.c (resolve_simple_move): Likewise.
11241 * optabs.c (widen_operand, expand_binop): Likewise.
11242 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
11243 * reload.c (find_reloads): Likewise.
11244 * reload1.c (eliminate_regs_in_insn): Likewise.
11245 * stmt.c (expand_nl_goto_receiver): Likewise.
11246 * config/alpha/alpha.md (builtin_longjmp): Likewise.
11247 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
11248 * config/arm/arm.c (arm_load_pic_register): Likewise.
11249 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
11250 * config/arm/arm.md (untyped_return): Likewise.
11251 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
11252 * config/avr/avr.c (expand_prologue): Likewise.
11253 * config/bfin/bfin.c (do_unlink): Likewise.
11254 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
11255 * config/cris/cris.c (cris_expand_prologue): Likewise.
11256 * config/darwin.c (machopic_indirect_data_reference): Likewise.
11257 (machopic_legitimize_pic_address): Likewise.
11258 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
11259 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
11260 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
11261 (ix86_expand_convert_uns_didf_sse): Likewise.
11262 (ix86_expand_vector_init_general): Likewise.
11263 * config/ia64/ia64.md (eh_epilogue): Likewise.
11264 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
11265 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
11266 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
11267 (config/iq2000/iq2000.c): Likewise.
11268 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11269 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
11270 (builtin_longjmp): Likewise.
11271 * config/mn10300/mn10300.md (call, call_value): Likewise.
11272 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
11273 * config/pdp11/pdp11.md (abshi2): Likewise.
11274 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11275 * config/s390/s390.c (s390_emit_prologue): Likewise.
11276 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
11277 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
11278 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
11279 * config/sh/sh.c (prepare_move_operands): Likewise.
11280 (output_stack_adjust, sh_expand_epilogue): Likewise.
11281 (sh_set_return_address, sh_expand_t_scc): Likewise.
11282 * config/sparc/sparc.c (load_pic_register): Likewise.
11283 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
11284 * config/spu/spu.c (spu_expand_epilogue): Likewise.
11285 * config/v850/v850.c (expand_epilogue): Likewise.
11287 2008-05-31 Anatoly Sokolov <aesok@post.ru>
11289 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
11290 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
11291 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
11292 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
11293 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
11294 stack pointer register.
11295 (output_movhi): Remove code for interrupt specific writing to the
11296 stack pointer register.
11298 2008-05-31 Richard Guenther <rguenther@suse.de>
11300 PR tree-optimization/34244
11301 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
11302 (tree_expr_nonzero_warnv_p): Likewise.
11303 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11304 ssa_name_nonnegative_p.
11305 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
11306 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
11307 not tree_expr_nonzero_warnv_p.
11309 PR tree-optimization/36262
11311 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
11313 PR tree-optimization/34244
11314 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
11315 (record_numbers_of_iterations): New function.
11316 (execute_vrp): Cache the numbers of iterations of loops.
11317 * tree-scalar-evolution.c (scev_reset_except_niters):
11319 (scev_reset): Use scev_reset_except_niters.
11320 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
11322 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
11324 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11325 __WORKAROUND_RETS when appropriate.
11327 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11329 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
11330 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
11332 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
11333 *fop_df_comm_sse insn patterns using MODEF mode iterator.
11334 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
11335 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
11336 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
11337 *fop_df_1_mixed insn patterns using MODEF mode iterator.
11338 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
11339 *fop_df_1_sse insn patterns using MODEF mode iterator.
11340 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
11341 *fop_df_1_i387 insn patterns using MODEF mode iterator.
11342 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
11343 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
11344 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
11345 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
11346 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
11347 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
11348 (*fop_xf_4_i387): Use <MODE> for mode attribute.
11349 (*fop_xf_5_i387): Ditto.
11350 (*fop_xf_6_i387): Ditto.
11352 2008-05-30 Richard Guenther <rguenther@suse.de>
11354 * builtins.c (build_string_literal): Avoid generating
11355 a non-gimple_val result.
11357 2008-05-30 DJ Delorie <dj@redhat.com>
11359 * exec-tool.in: Use an environment variable (private) instead of a
11360 file (shared) as a semaphore, so as to not break parallel builds.
11362 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11364 * optabs.c (maybe_encapsulate_block): Remove.
11365 (emit_libcall_block): Adjust accordingly.
11366 * optabs.h (maybe_encapsulate_block): Remove prototype.
11368 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
11369 Don't use maybe_encapsulate_block.
11371 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11373 * config/rs6000/rs6000.c (rs6000_legitimize_address,
11374 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
11375 rtx is a SYMBOL_REF before calling get_pool_constant.
11377 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
11379 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
11381 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
11383 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
11384 rather than OS names to choose INO_T_EQ definition.
11385 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
11386 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
11388 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
11391 * config/darwin-f.c: New.
11392 * config/t-darwin: Added rule to build darwin-f.o.
11393 * config.gcc: Defined new variable, fortran_target_objs.
11394 (*-*-darwin*): Set fortran_target_objs.
11395 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
11396 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
11397 * configure: Regenerated.
11399 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
11402 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
11403 canonical type if needed.
11405 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
11407 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
11409 2008-05-29 Richard Guenther <rguenther@suse.de>
11411 PR tree-optimization/36343
11412 PR tree-optimization/36346
11413 PR tree-optimization/36347
11414 * tree-flow.h (clobber_what_p_points_to): Declare.
11415 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
11416 pointed-to variable is dereferenced is irrelevant to whether
11417 the pointer can access the pointed-to variable.
11418 (clobber_what_p_points_to): New function.
11419 * tree-ssa-alias.c (set_initial_properties): Use it.
11420 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
11421 call clobber check for NMTs.
11423 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11425 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
11426 for printing gcov_type.
11428 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11430 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
11431 and the eh region information.
11432 * value-prof.c (gimple_move_stmt_histograms): New function.
11433 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
11435 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
11437 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
11439 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11441 * value-prof.c (tree_ic_transform): Print counts.
11442 * tree-profile.c (tree_gen_ic_func_profiler):
11443 Clear __gcov_indreict_call_callee variable to avoid misattribution
11446 2008-05-28 Rafael Espindola <espindola@google.com>
11448 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
11451 2008-05-28 Richard Guenther <rguenther@suse.de>
11453 PR tree-optimization/36339
11454 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
11455 and clobbering code out of the loop.
11457 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11459 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
11462 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
11463 s390_contiguous_bitmask_p, s390_symref_operand_p,
11464 s390_check_symref_alignment, s390_reload_larl_operand,
11465 s390_reload_symref_address): New functions.
11466 (s390_branch_condition_mnemonic): Support compare and branch
11468 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
11469 and 'W' constraints.
11470 (s390_secondary_reload): Add secondary reloads for unaligned
11471 symbol refs or symbol refs to floating point or QI/TI mode
11473 (legitimate_address_p): Accept symbol references as addresses.
11474 (s390_expand_insv): Use rotate and insert selected bits
11475 instruction for insv when building for z10.
11476 (print_operand_address): Handle symbol ref addresses.
11477 (print_operand): Output modifier 'c' added for signed byte values.
11478 (s390_encode_section_info): Mark symbol refs with
11479 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
11481 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
11482 (length attribute): RRF, RRR have 4 byte length.
11483 (FPALL, INTALL): New mode iterators added.
11484 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
11485 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
11486 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
11487 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
11488 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
11489 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
11490 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
11491 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
11493 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
11494 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
11495 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
11496 reload<INTALL:mode><P:mode>_toreg_z10,
11497 reload<FPALL:mode><P:mode>_tomem_z10,
11498 reload<FPALL:mode><P:mode>_toreg_z10,
11499 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
11500 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
11501 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
11502 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
11504 (movmem, clrmem, cmpmem): New splitters added.
11506 * config/s390/predicates.md (larl_operand): Use
11507 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
11508 SYMBOL_REF_ALIGN1_P.
11509 (s390_signed_integer_comparison,
11510 s390_unsigned_integer_comparison): New predicates.
11512 * config/s390/s390-protos.h (s390_check_symref_alignment,
11513 s390_contiguous_bitmask_p, s390_reload_larl_operand,
11514 s390_reload_symref_address,
11515 s390_compare_and_branch_condition_mask): Prototypes added.
11517 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
11518 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
11519 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
11521 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11523 * config/s390/s390.c (z10_cost): New cost function for z10.
11524 (s390_handle_arch_option, override_options): Support -march=z10 switch.
11525 (s390_issue_rate): Adjust issue rate for z10.
11526 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
11527 (processor_flags): Add PF_Z10.
11528 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
11529 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
11530 * gcc/config.gcc: Add z10.
11532 2008-05-28 Richard Guenther <rguenther@suse.de>
11534 PR tree-optimization/36291
11535 * tree-flow. h (struct gimple_df): Remove var_anns member.
11536 * tree-flow-inline.h (gimple_var_anns): Remove.
11537 (var_ann): Simplify.
11538 * tree-dfa.c (create_var_ann): Simplify.
11539 (remove_referenced_var): Clear alias info from var_anns of globals.
11540 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
11541 (delete_tree_ssa): Clear alias info from var_anns of globals.
11542 Do not free var_anns.
11543 (var_ann_eq): Remove.
11544 (var_ann_hash): Likewise.
11546 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
11548 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
11549 and loongson2f entries.
11550 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
11551 * config/mips/mips.h (processor_type): Add Loongson-2E
11552 and Loongson-2F entries.
11553 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
11554 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
11555 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
11556 * doc/invoke.texi (MIPS Options): Document loongson2e
11557 and loongson2f processor names.
11559 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11563 * config/i386/i386.c (ix86_function_arg_boundary): Use
11564 alignment of canonical type.
11565 (ix86_expand_vector_move): Check unaligned memory access for
11568 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11570 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
11571 Moved to the front of file.
11573 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
11574 H.J. Lu <hongjiu.lu@intel.com>
11576 * dwarf2out.c (current_fde): New.
11578 (lookup_cfa:): Likewise.
11579 (dwarf2out_end_epilogue): Likewise.
11580 (dwarf2out_note_section_used): Likewise.
11582 2008-05-27 Michael Matz <matz@suse.de>
11585 * c.opt (Wenum-compare): New warning option.
11586 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
11588 2008-05-27 Michael Matz <matz@suse.de>
11590 PR middle-end/36326
11591 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
11593 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
11594 into memory as tail calls.
11596 2008-05-27 Richard Guenther <rguenther@suse.de>
11598 PR tree-optimization/36339
11599 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
11600 pointers cause all addressable variables to be call clobbered.
11602 2008-05-27 Richard Guenther <rguenther@suse.de>
11604 PR tree-optimization/36245
11605 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
11607 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11609 * config/s390/s390.md: Replace all occurences of the 'm'
11610 constraint with 'RT'.
11612 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11614 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
11616 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
11618 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
11619 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
11620 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
11622 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11624 * reload.c: (find_reloads): Skip alternatives according to the
11625 "enabled" attribute. Constify the constraint variable.
11626 * recog.c (get_attr_enabled): Add default implementation.
11627 (extract_insn): Set the alternative_enabled_p array
11628 in the recog_data struct.
11629 (preprocess_constraints, constrain_operands): Skip
11630 alternatives according to the "enabled" attribute
11631 * recog.h (struct recog_data): New field alternative_enabled_p.
11632 (skip_alternative): New inline function.
11633 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
11634 (record_reg_classes): Skip alternative according to the
11635 "enabled" attribute.
11637 * doc/md.texi: Add documention for the "enabled" attribute.
11639 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11641 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
11642 * postreload.c (reload_cse_simplify_operands): Replace 'm'
11643 constraint with TARGET_MEM_CONSTRAINT.
11644 * recog.c (asm_operand_ok, preprocess_constraints,
11645 constrain_operands): Likewise.
11646 * regclass.c (record_reg_classes): Likewise.
11647 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
11648 * reload1.c (maybe_fix_stack_asms): Likewise.
11649 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
11650 * recog.h: Adjust comment.
11651 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
11652 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
11653 * doc/md.texi: Add a note to description of 'm' constraint.
11654 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
11656 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
11658 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
11659 that the bitfield is of integral type before testing its precision.
11661 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11662 Sa Liu <saliu@de.ibm.com>
11664 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
11665 __modti3, __udivti3, __umodti3 and __udivmodti4.
11666 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
11667 that implement TImode mul and div functions.
11668 * config/spu/multi3.c: New. Implement __multi3.
11669 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
11670 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
11673 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
11675 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
11676 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
11677 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
11678 tls_sysv_suffix): New mode and mode attribute iterators.
11679 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
11680 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
11681 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
11682 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
11683 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
11686 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
11688 PR tree-optimization/36329
11689 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
11690 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
11691 * cgraphbuild.c (initialize_inline_failed): Use the latter
11692 macro in lieu of the former.
11693 * ipa-inline.c (cgraph_mark_inline): Likewise.
11694 (cgraph_decide_inlining_of_small_function): Likewise.
11695 (cgraph_decide_inlining): Likewise.
11696 (cgraph_decide_inlining_incrementally): Likewise.
11698 2008-05-26 Tristan Gingold <gingold@adacore.com>
11699 Anatoly Sokolov <aesok@post.ru>
11701 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
11702 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
11703 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
11704 optimization for 'avr6' architecture.
11706 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
11709 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
11711 2008-05-26 Richard Guenther <rguenther@suse.de>
11713 * tree-ssa-sccvn.c (expr_has_constants): Declare.
11714 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
11716 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
11718 PR middle-end/36253
11719 * caller-save.c (insert_restore): Verify alignment of spill space.
11720 (insert_save): Likewise.
11721 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
11722 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
11723 (STACK_SLOT_ALIGNMENT): Likewise.
11724 * function.c (LOCAL_ALIGNMENT): Removed.
11725 (get_stack_local_alignment): New.
11726 (assign_stack_local): Use it. Set alignment on stack slot.
11727 (assign_stack_temp_for_type): Use get_stack_local_alignment.
11728 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
11729 (STACK_SLOT_ALIGNMENT): New.
11730 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
11731 stack slot in XFmode.
11733 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
11735 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
11738 * config/i386/i386.md (allocate_stack_worker_64): Make sure
11739 argument operand in rax isn't removed.
11741 2008-05-26 Richard Guenther <rguenther@suse.de>
11743 PR middle-end/36300
11744 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
11745 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
11747 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11750 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
11752 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
11754 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
11755 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
11757 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11759 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
11760 build a trampoline if we don't want one.
11761 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
11762 return zero for nested functions if we don't want a trampoline.
11764 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11766 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
11768 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11771 * c.opt: Removed undocumented option '-lang-fortran'.
11772 * c-common.h: Removed global variable 'lang_fortran'.
11773 * c-opts.c (c_common_handle_option): Removed code to handle
11774 option '-lang-fortran'. Updated includes.
11775 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
11776 definition of '__GFORTRAN__'.
11777 (define__GNUC__): Reimplemented to use BASEVER and
11778 cpp_define_formatted.
11779 (builtin_define_with_value_n): Removed.
11780 * c-incpath.h: Renamed to ...
11781 * incpath.h: ... this.
11782 * c-incpath.c: Renamed to ...
11783 * incpath.c: ... this. Updated includes.
11784 * fix-header.c: Updated includes.
11785 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
11786 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
11787 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
11789 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11791 * tree.h: Update the table of flags used on tree nodes.
11792 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
11793 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
11794 (FORCED_LABEL): Add access check.
11795 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
11796 (ASM_INPUT_P): Likewise.
11797 (ASM_VOLATILE_P): Likewise.
11798 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
11799 (OMP_SECTION_LAST): Access private_flag directly.
11800 (OMP_RETURN_NOWAIT): Likewise.
11801 (OMP_PARALLEL_COMBINED): Likewise.
11802 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
11803 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
11804 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
11805 deprecated_flag directly.
11807 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
11809 * final.c (frame_pointer_needed): Removed.
11810 * flags.h (frame_pointer_needed): Likewise.
11812 * function.h (rtl_data): Add frame_pointer_needed.
11813 (frame_pointer_needed): New.
11815 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
11817 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
11819 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
11821 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
11824 2008-05-25 Alan Modra <amodra@bigpond.net.au>
11826 * c-common.c (strip_array_types): Move function to..
11828 (get_inner_array_type): Delete.
11829 * c-common.h (strip_array_types): Move declaration to..
11831 (get_inner_array_type): Delete.
11832 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
11833 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
11834 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
11835 * config/pa/pa.c (emit_move_sequence): Likewise.
11837 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
11839 * config/i386/i386.md (*sse_prologue_save_insn): Set length
11842 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
11844 * function.c: Include target hook for nonlocal_goto frame value.
11846 2008-05-24 Richard Guenther <rguenther@suse.de>
11848 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
11849 variable can be only accessed through a pointer or a union.
11851 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11853 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
11854 * doc/extend.texi: Likewise.
11856 2008-05-23 DJ Delorie <dj@redhat.com>
11858 * config/m32c/jump.md (untyped_call): Add.
11860 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
11861 for A24 to PSImode.
11862 (m32c_address_cost): Detail costs for indirect offsets.
11864 2008-05-23 Rafael Espindola <espindola@google.com>
11866 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
11867 if a node is a SUBREG.
11868 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
11871 2008-05-23 Paul Brook <paul@codesourcery.com>
11872 Carlos O'Donell <carlos@codesourcery.com>
11874 * doc/extend.texi: Clarify use of __attribute__((naked)).
11875 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11876 * target.h (gcc_target): Add allocate_stack_slots_for_args.
11877 * function.c (use_register_for_decl): Use
11878 targetm.calls.allocate_stack_slots_for_args.
11879 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11880 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
11881 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
11883 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
11885 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
11887 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
11889 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
11890 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
11891 is only rounded once.
11893 2008-05-23 Richard Guenther <rguenther@suse.de>
11895 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
11897 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
11898 Jakub Jelinek <jakub@redhat.com>
11901 * configure.ac: Handle --enable-cld.
11902 * configure: Regenerated.
11903 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
11904 * config/i386/i386.h (struct machine_function): Add needs_cld field.
11905 (ix86_current_function_needs_cld): New define.
11906 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
11907 (cld): New isns pattern.
11908 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
11909 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
11910 * config/i386/i386.opt (mcld): New option.
11911 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
11912 TARGET_CLD and ix86_current_function_needs_cld.
11913 (override_options): Use -mcld by default for 32-bit code if
11916 * doc/install.texi (Options specification): Document --enable-cld.
11917 * doc/invoke.texi (Machine Dependent Options)
11918 [i386 and x86-64 Options]: Add -mcld option.
11919 (Intel 386 and AMD x86-64 Options): Document -mcld option.
11921 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
11922 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
11923 (return_in_memory_64): Likewise.
11924 (return_in_memory_ms_64): Likewise.
11926 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11928 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
11929 * builtins.c (fold_builtin_fpclassify): New.
11930 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
11931 * builtins.def (BUILT_IN_FPCLASSIFY): New.
11932 * c-common.c (handle_type_generic_attribute): Adjust to accept
11933 fixed arguments before an elipsis.
11934 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
11935 * doc/extend.texi: Document __builtin_fpclassify.
11937 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
11939 * omp-low.c (gate_expand_omp_ssa): Remove.
11940 (pass_expand_omp_ssa): Remove.
11941 (gate_expand_omp): Do not check for flag_openmp_ssa.
11942 * common.opt (-fopenmp-ssa): Remove.
11943 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
11945 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
11947 * config/sh/sh.opt (mfixed-range): New option.
11948 * config/sh/sh-protos.h (sh_fix_range): Declare.
11949 * config/sh/sh.c (sh_fix_range): New function.
11950 * config/sh/sh.h (sh_fixed_range_str): Declare.
11951 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
11953 * doc/invoke.texi (SH Options): Document -mfixed-range.
11955 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
11957 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
11958 it before the redeclaration.
11960 2008-05-22 Anatoly Sokolov <aesok@post.ru>
11962 * config/avr/avr.c (get_sequence_length): Add new function.
11963 (expand_prologue, expand_epilogue): Remove duplicate code.
11965 2008-05-22 Rafael Espindola <espindola@google.com>
11967 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
11970 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
11972 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
11973 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
11975 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
11976 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
11977 (vect_update_misalignment_for_peel): Likewise.
11978 (vector_alignment_reachable_p): Likewise.
11979 * tree-vect-transform.c (vectorizable_load): Likewise.
11980 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11981 (get_vectype_for_scalar_type): Pass mode of scalar_type
11982 to UNITS_PER_SIMD_WORD.
11984 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
11985 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
11986 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
11987 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
11988 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
11990 2008-05-22 Ira Rosen <irar@il.ibm.com>
11992 PR tree-optimization/36293
11993 * tree-vect-transform.c (vect_transform_strided_load): Don't check
11994 if the first load must be skipped because of a gap.
11996 2008-05-22 Richard Guenther <rguenther@suse.de>
11998 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
11999 more cases of offset disambiguation that is possible if
12000 strict-aliasing rules apply.
12001 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
12002 for basic offset and type-based disambiguation.
12004 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12006 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
12007 ix86_expand_vector_set on V16QImode for SSE4.1.
12009 2008-05-21 Tom Tromey <tromey@redhat.com>
12011 * c.opt (Wimport): Mark as undocumented.
12012 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
12014 (Warning Options): Likewise.
12015 * doc/cppopts.texi: Don't mention -Wimport.
12017 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
12019 PR tree-optimization/36287
12020 PR tree-optimization/36286
12021 * lambda-code.c (build_access_matrix): Do not use the loop->num
12022 for computing the number of induction variables: use the loop depth
12025 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
12028 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
12029 option -f(no-)leading-underscore.
12031 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12033 * config/i386/i386.c (ix86_expand_vector_init_general): Use
12034 GET_MODE_NUNITS (mode).
12036 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
12038 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
12039 (-mmulhw): Add 464 to description.
12040 (-mdlmzb): Likewise.
12041 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
12042 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
12044 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
12045 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
12046 * config/rs6000/rs6000.md: Update comments for 464.
12048 2008-05-21 Janis Johnson <janis187@us.ibm.com>
12050 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
12052 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12054 * config/i386/sse.md (vec_extractv4sf): Removed.
12055 (vec_extractv2df): Likewise.
12056 (vec_extractv2di): Likewise.
12057 (vec_extractv4si): Likewise.
12058 (vec_extractv8hi): Likewise.
12059 (vec_extractv16qi): Likewise.
12060 (vec_extract<mode>): New.
12062 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12064 * config/i386/sse.md (vec_setv4sf): Removed.
12065 (vec_setv2df): Likewise.
12066 (vec_setv2di): Likewise.
12067 (vec_setv4si): Likewise.
12068 (vec_setv8hi): Likewise.
12069 (vec_setv16qi): Likewise.
12070 (vec_set<mode>): New.
12072 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12074 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
12075 goto for vec_concat and vec_interleave.
12077 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12079 * config/i386/sse.md (vec_initv4sf): Removed.
12080 (vec_initv2df): Likewise.
12081 (vec_initv2di): Likewise.
12082 (vec_initv4si): Likewise.
12083 (vec_initv8hi): Likewise.
12084 (vec_initv16qi): Likewise.
12085 (vec_init<mode>): New.
12087 2008-05-21 Joseph Myers <joseph@codesourcery.com>
12089 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
12091 2008-05-21 Tom Tromey <tromey@redhat.com>
12093 * ggc-zone.c (lookup_page_table_if_allocated): New function.
12094 (zone_find_object_offset): Likewise.
12095 (gt_ggc_m_S): Likewise.
12096 (highest_bit): Likewise.
12097 * ggc-page.c (gt_ggc_m_S): New function.
12098 * stringpool.c (string_stack): Remove.
12099 (init_stringpool): Update.
12100 (ggc_alloc_string): Use ggc_alloc.
12101 (maybe_delete_ident): New function.
12102 (ggc_purge_stringpool): Likewise.
12103 (gt_ggc_m_S): Remove.
12104 * ggc-common.c (ggc_protect_identifiers): New global.
12105 (ggc_mark_roots): Call ggc_purge_stringpool. Use
12106 ggc_protect_identifiers.
12107 * ggc.h (ggc_protect_identifiers): Declare.
12108 (gt_ggc_m_S): Update.
12109 (ggc_purge_stringpool): Declare.
12110 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
12111 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
12113 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
12115 2008-05-21 David S. Miller <davem@davemloft.net>
12117 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
12120 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
12122 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
12125 2008-05-20 David Daney <ddaney@avtrex.com>
12127 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
12128 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
12129 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
12130 UNSPEC_UPDATE_GOT_VERSION): Renumber.
12131 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
12132 (atomic_hiqi_op): New define_code_iterator.
12133 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
12134 mips_expand_compare_and_swap_12.
12135 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
12136 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
12137 (sync_<optab><mode>, sync_old_<optab><mode>,
12138 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12139 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
12140 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
12141 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
12142 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
12143 (test_and_set_12): New insn.
12144 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
12145 sync_new_<optab><mode>, sync_old_nand<mode>,
12146 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
12147 clobber to operand 0 for SI and DI mode insns.
12148 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
12149 mips_gen_fn_4): New typedefs.
12150 (mips_gen_fn_ptrs): Define new union type.
12151 (mips_expand_compare_and_swap_12): Remove declaration.
12152 (mips_expand_atomic_qihi): Declare function.
12153 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
12154 (mips_expand_atomic_qihi): ... this. Use new generator function
12156 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
12157 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
12158 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
12159 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
12160 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
12161 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
12162 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
12163 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
12164 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
12165 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
12168 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
12170 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
12173 2008-05-20 Anatoly Sokolov <aesok@post.ru>
12175 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
12176 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
12177 (avr_attribute_table): Add 'OS_main' function attribute.
12178 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
12179 functions with 'OS_main' attribute.
12181 2008-05-20 Richard Guenther <rguenther@suse.de>
12183 PR tree-optimization/35204
12184 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
12185 helper, split out from ...
12186 (DFS): ... here. Make the DFS walk non-recursive.
12188 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
12189 Jan Sjodin <jan.sjodin@amd.com>
12191 PR tree-optimization/36181
12192 * tree-parloops.c (loop_has_vector_phi_nodes): New.
12193 (parallelize_loops): Don't parallelize when the loop has vector
12196 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12197 Sebastian Pop <sebastian.pop@amd.com>
12199 * tree-loop-linear.c (gather_interchange_stats): Look in the access
12200 matrix, and never look at the tree representation of the memory
12202 (linear_transform_loops): Computes parameters and access matrices.
12203 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
12205 (access_matrix_get_index_for_parameter): New.
12206 * tree-data-ref.h (struct access_matrix): New.
12207 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
12208 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
12209 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
12210 am_vector_index_for_loop): New.
12211 (struct data_reference): Add field access_matrix.
12212 (DR_ACCESS_MATRIX): New.
12213 (compute_data_dependences_for_loop): Update declaration.
12214 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
12215 * lambda.h (lambda_vector_vec_p): Declared.
12216 * lambda-code.c: Depend on pointer-set.h.
12217 (lambda_collect_parameters_from_af, lambda_collect_parameters,
12218 av_for_af_base, av_for_af, build_access_matrix,
12219 lambda_compute_access_matrices): New.
12220 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
12222 2008-05-20 Joseph Myers <joseph@codesourcery.com>
12224 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
12225 $SOURCEDIR/include.
12227 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12228 Sebastian Pop <sebastian.pop@amd.com>
12230 PR tree-optimization/36206
12231 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
12233 (instantiate_scev_1): Rename flags to fold_conversions.
12234 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
12235 outeside instantiation_loop.
12236 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
12237 (evolution_function_is_affine_or_constant_p): Removed.
12238 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
12240 (analyze_siv_subscript): Pass in the loop nest number.
12241 Call evolution_function_is_affine_in_loop instead of
12242 evolution_function_is_affine_p.
12243 (analyze_overlapping_iterations): Pass in the loop nest number.
12245 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12246 Sebastian Pop <sebastian.pop@amd.com>
12248 PR tree-optimization/36206
12249 * tree-chrec.h (chrec_fold_op): New.
12250 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
12253 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
12255 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
12257 (remove_duplicates): Do not set inode on non-inode systems.
12260 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
12262 * config.gcc (tm_file): Update comments about relative pathnames.
12264 2008-05-20 Richard Guenther <rguenther@suse.de>
12266 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
12267 * tree-ssa-sccvn.c (process_scc): Likewise.
12268 * tree-ssa-sink.c (execute_sink_code): Likewise.
12269 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
12270 * tree-vrp.c (process_assert_insertions): Likewise.
12271 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12272 (perform_tree_ssa_dce): Likewise.
12273 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12274 (dump_dominator_optimization_stats): Likewise.
12275 * tree-vectorizer.c (vectorize_loops): Likewise.
12277 2008-05-20 Richard Guenther <rguenther@suse.de>
12279 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
12281 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
12283 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
12284 (ix86_i386elf_return_in_memory): Likewise.
12285 (ix86_i386interix_return_in_memory): Likewise.
12286 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
12287 (SUBTARGET_RETURN_IN_MEMORY): New.
12288 * config/i386/i386elf.h: Likewise.
12289 * config/i386/ptx4-i.h: Likewise.
12290 * config/i386/sol2-10.h: Likewise.
12291 * config/i386/sysv4.h: Likewise.
12292 * config/i386/vx-common.h: Likewise.
12293 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
12294 * config/i386/i386.c (ix86_return_in_memory): Made static and
12295 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
12296 (ix86_i386elf_return_in_memory): Removed.
12297 (ix86_i386interix_return_in_memory): Removed.
12298 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
12299 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
12301 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
12303 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
12305 2008-05-19 Xinliang David Li <davidxl@google.com>
12307 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
12309 * common.opt: Ditto.
12310 * doc/invoke.texi: Ditto.
12312 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
12314 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
12315 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
12317 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12319 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
12320 sizes of operand array from 8/4 to 4/2.
12321 (ix86_expand_vector_init_general): Change size of operand array
12322 from 32 to 16. Remove op0, op1 and half_mode.
12324 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12326 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
12327 (ix86_expand_vector_init_interleave): Likewise.
12328 (ix86_expand_vector_init_general): Use them. Assert
12329 word_mode == SImode when n_words == 4.
12331 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
12333 * config/i386/i386.c (ix86_secondary_reload): New static function.
12334 (TARGET_SECONDARY_RELOAD): New define.
12335 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12336 * config/i386/i386.md (reload_outqi): Remove.
12338 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12340 PR middle-end/35509
12341 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
12342 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
12343 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
12344 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
12345 (fold_builtin_1): Likewise.
12346 * builtins.def (BUILT_IN_ISINF_SIGN): New.
12347 c-common.c (check_builtin_function_arguments): Handle
12348 BUILT_IN_ISINF_SIGN.
12349 * doc/extend.texi: Document __builtin_isinf_sign.
12350 * fold-const.c (operand_equal_p): Handle COND_EXPR.
12352 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
12354 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
12355 EH cleanup at the end of the pass, search for those that have been
12356 turned into forwarder blocks and do the cleanup on their successor.
12358 2008-05-18 Richard Guenther <rguenther@suse.de>
12360 * tree-cfg.c (verify_gimple_expr): Allow conversions from
12361 pointers to sizetype and vice versa.
12363 2008-05-18 Xinliang David Li <davidxl@google.com>
12365 * gcc/tree-ssa-dce.c: Coding style fix.
12366 (check_pow): Documentation comment.
12367 (check_log): Documenation comment. Coding style fix.
12368 (is_unnecessary_except_errno_call): Ditto.
12369 (gen_conditions_for_pow): Ditto.
12370 (gen_conditions_for_log): Ditto.
12371 (gen_shrink_wrap_conditions): Ditto.
12372 (shrink_wrap_one_built_in_calls): Ditto.
12373 * gcc/doc/invoke.texi: Better documentation string.
12374 * ChangeLog: Fix wrong change log entries from
12375 May 17 checkin on function call DCE.
12377 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
12379 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
12381 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12383 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
12384 * df-problems.c (simulation routines): Fixed block comment to
12385 properly say how to add forwards scanning functions.
12387 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12389 * tree-inline.c (setup_one_parameter): Remove dead code.
12391 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12393 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
12394 a BIT_AND_EXPR only for an INTEGER_TYPE.
12396 2008-05-17 Xinliang David Li <davidxl@google.com>
12398 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
12399 (check_pow, check_log, is_unnecessary_except_errno_call): New
12400 functions to check for eliminating math functions that are pure
12401 except for setting errno.
12402 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
12403 general condition expressions for shrink-wrapping pow/log calls.
12404 (gen_shrink_wrap_conditions): Ditto.
12405 (shrink_wrap_one_built_in_call): Ditto.
12406 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
12407 (mark_operand_necessary): If debugging, output if OP is necessary.
12408 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
12410 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
12412 * gcc/common.opt: New user flag -ftree-builtin-dce.
12413 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
12415 2008-05-16 David S. Miller <davem@davemloft.net>
12417 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
12418 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12420 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
12423 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
12425 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12427 * ifcvt.c (dead_or_predicable): Rename
12428 df_simulate_one_insn_backwards to df_simulate_one_insn.
12429 * recog.c (peephole2_optimize): Ditto.
12430 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
12432 * df.h: Rename df_simulate_one_insn_backwards to
12433 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
12434 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
12435 scanning of defs and uses.
12436 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
12437 (df_simulate_one_insn_forwards): Removed.
12439 2008-05-16 Doug Kwan <dougkwan@google.com>
12441 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
12443 (real_from_string): Handle NaNs and Inf as approriate.
12445 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12447 * doc/gty.texi (Source Files Containing Type Information): Note
12448 that headers should appear first in the gtfiles list.
12450 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12452 * tree.def (COND_EXEC): Properly documented this code.
12454 2008-05-16 Diego Novillo <dnovillo@google.com>
12456 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
12457 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
12460 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12462 * tree-ssa-dse (max_stmt_uid): Removed.
12463 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
12464 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
12465 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
12466 * function.h (cfun.last_stmt_uid): New field.
12467 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
12468 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
12470 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
12471 (create_stmt_ann): Initialize the ann->uid field.
12472 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
12474 * tree-flow.h (renumber_gimple_stmt_uids): New function.
12476 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12478 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
12479 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
12480 (init_empty_tree_cfg): Call it.
12482 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12484 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
12487 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12489 * doc/invoke.text (-fdump-tree-*-verbose): New option.
12490 * tree-dump.c (dump_options): New verbose option.
12491 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
12493 * tree-pass.h (TDF_VERBOSE): New dump flag.
12494 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
12495 (tree-flow.h): Added include.
12496 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
12498 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
12500 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
12502 From Jie Zhang <jie.zhang@analog.com>
12503 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12504 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
12505 mcpu=bf561-none and mcpu=bf561-0.2.
12506 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12507 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12508 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12509 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12510 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
12511 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
12512 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
12514 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
12515 (cputype_selected): Remove.
12516 (bfin_handle_option): Don't use cputype_selected.
12517 (override_options): When no mcpu option, enable all workarounds.
12518 Don't use bfin_workarounds.
12519 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
12521 (DEFAULT_CPU_TYPE): Don't define.
12523 2008-05-16 Richard Guenther <rguenther@suse.de>
12525 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
12526 on deletion of the last stmt.
12528 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12530 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
12531 V8HImode for SSE2 and V16QImode for SSE4.1.
12533 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12535 * cgraph.h (compute_inline_parameters): Made public.
12536 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
12537 variable_generate_summary, function_write_summary,
12538 variable_write_summary, variable_read_summary. Added generate_summary,
12539 write_summary, read_summary.
12540 * cgraphunit.c (cgraph_process_new_functions): Changed call from
12541 pass_ipa_inline.function_generate_summary, to
12542 compute_inline_parameters.
12543 * ipa-inline.c (compute_inline_parameters): Made public and added
12545 (compute_inline_parameters_for_current): New function.
12546 (pass_inline_param): Now calls compute_inline_parameters_for_current.
12547 (inline_generate_summary): Removed parameter and made to loop over
12549 (pass_ipa_inline): Updated for new IPA_PASS structure.
12550 * passes.c (execute_ipa_summary_passes): Now is called once per
12551 pass rather than once per node*pass.
12553 2008-05-15 Anatoly Sokolov <aesok@post.ru>
12555 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
12556 avr_have_mul_p, avr_asm_only_p): Remove variables.
12557 (avr_override_options): Remove initialization of removed variables.
12558 (avr_file_start): Convert removed variables to fields of
12559 'struct base_arch_s *avr_current_arch'.
12560 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
12561 (AVR_HAVE_MUL): (Ditto.).
12562 (AVR_HAVE_MOVW): (Ditto.).
12563 (AVR_HAVE_LPMX): (Ditto.).
12564 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
12565 avr_asm_only_p): Remove declaration.
12567 2008-05-15 Diego Novillo <dnovillo@google.com>
12569 * config/arm/arm.c (arm_return_in_memory): Fix return type.
12570 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
12572 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
12574 PR middle-end/36194
12575 * combine.c (check_conversion): Rename back to check_promoted_subreg.
12576 Don't call record_truncated_value from here.
12577 (record_truncated_value): Turn it into a for_each_rtx callback.
12578 (record_truncated_values): New function.
12579 (combine_instructions): Call note_uses with record_truncated_values.
12580 Change name of check_conversion to check_promoted_subreg.
12582 2008-05-15 Janis Johnson <janis187@us.ibm.com>
12584 * doc/sourcebuild.texi: Document support for torture tests.
12586 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12588 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
12589 to alternative 4 of operand 2.
12591 2008-05-15 Richard Guenther <rguenther@suse.de>
12593 * tree-pass.h (current_pass): Declare.
12594 (get_pass_for_id): Likewise.
12595 * passes.c (passes_by_id, passes_by_id_size): New globals.
12596 (set_pass_for_id): New function.
12597 (get_pass_for_id): Likewise.
12598 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
12599 (execute_function_todo): Flush per function statistics.
12600 * toplev.c (compile_file): Init statistics.
12601 (general_init): Do early statistics initialization.
12602 (finalize): Finish statistics.
12603 * statistics.h (statistics_early_init): Declare.
12604 (statistics_init): Likewise.
12605 (statistics_fini): Likewise.
12606 (statistics_fini_pass): Likewise.
12607 (statistics_counter_event): Likewise.
12608 (statistics_histogram_event): Likewise.
12609 * statistics.c: New file.
12610 * Makefile.in (OBJS-common): Add statistics.o.
12611 (statistics.o): Add dependencies.
12612 * doc/invoke.texi (-fdump-statistics): Document.
12614 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
12615 (insert): Likewise.
12616 (execute_pre): Use statistics_counter_event.
12617 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
12618 (substitute_and_fold): Increment it. Use statistics_counter_event.
12620 2008-05-15 Diego Novillo <dnovillo@google.com>
12622 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
12624 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
12625 * tree-ssa-alias.c (new_type_alias): Remove references to
12626 sub-variables from comment.
12627 * tree-ssa-operands.c (swap_tree_operands): Likewise.
12629 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12631 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
12632 attribute to 1 only for insertps alternative.
12634 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12636 * config/bfin/bfin.md (loadbytes): New pattern.
12637 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
12638 (bfin_init_builtins): Initialize it.
12639 (bdesc_1arg): Add it.
12641 2008-05-15 Sa Liu <saliu@de.ibm.com>
12643 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
12644 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
12645 * testsuite/lib/target-supports.exp: Add
12646 check_effective_target_fortran_integer_16.
12648 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12650 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
12651 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
12652 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
12653 (TARGET_RETURN_IN_MEMORY): Define.
12655 2008-05-15 Richard Guenther <rguenther@suse.de>
12657 PR middle-end/36244
12658 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
12659 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
12660 represent unmodifiable vars.
12662 2008-05-15 Richard Guenther <rguenther@suse.de>
12664 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
12665 INDIRECT_REF and TARGET_MEM_REF.
12666 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12669 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12670 H.J. Lu <hongjiu.lu@intel.com>
12672 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
12673 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
12674 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
12675 insn alternatives. Add missing alternatives.
12676 (*vec_concatv2di_rex64_sse4_1): Likewise.
12677 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
12678 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
12679 Require TARGET_SSE.
12681 2008-05-15 Richard Guenther <rguenther@suse.de>
12683 PR tree-optimization/36009
12684 PR tree-optimization/36204
12685 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
12686 (determine_invariantness_stmt): Record the loop a store is
12687 always executed in.
12688 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
12691 2008-05-15 Richard Guenther <rguenther@suse.de>
12693 PR tree-optimization/34330
12694 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
12695 through the pointer will alias the SMT.
12697 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
12699 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
12701 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
12703 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
12705 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12706 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12708 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
12709 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
12710 (vashl_optab): New optab for vector/vector shifts.
12711 (vashr_optab): Ditto.
12712 (vlshr_optab): Ditto.
12713 (vrotl_optab): Ditto.
12714 (vrotr_optab): Ditto.
12715 (optab_subtype): New enum for optab_for_tree_code call.
12716 (optab_for_tree_code): Add enum optab_subtype argument.
12718 * optabs.c (optab_for_tree_code): Take an additional argument to
12719 distinguish between a vector shift by a scalar and vector shift by
12720 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
12721 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
12722 vector shift by a vector.
12723 (expand_widen_pattern_expr): Pass additional argument to
12724 optab_for_tree_code.
12726 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
12727 vrotl_optab, vrotr_optab.
12729 * expr.c (expand_expr_real_1): Update calls to
12730 optab_for_tree_code to distinguish between vector shifted by a
12731 scalar and vector shifted by a vector.
12732 * tree-vectorizer.c (supportable_widening_operation): Ditto.
12733 (supportable_narrowing_operation): Ditto.
12734 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
12735 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
12736 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
12737 (vect_create_epilog_for_reduction): Ditto.
12738 (vectorizable_reduction): Ditto.
12739 (vectorizable_operation): Ditto.
12740 (vect_strided_store_supported): Ditto.
12741 (vect_strided_load_supported): Ditto.
12742 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12743 * expmed.c (expand_shift): Ditto.
12745 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
12747 (ashr@var{m}3): Ditto.
12748 (vashl@var{m}3): Document new vector/vector shift standard name.
12749 (vashr@var{m}3): Ditto.
12750 (vlshr@var{m}3): Ditto.
12751 (vrotl@var{m}3): Ditto.
12752 (vrotr@var{m}3): Ditto.
12754 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
12755 (PPERM_INVERT): Ditto.
12756 (PPERM_REVERSE): Ditto.
12757 (PPERM_REV_INV): Ditto.
12758 (PPERM_ZERO): Ditto.
12759 (PPERM_ONES): Ditto.
12760 (PPERM_SIGN): Ditto.
12761 (PPERM_INV_SIGN): Ditto.
12762 (PPERM_SRC1): Ditto.
12763 (PPERM_SRC2): Ditto.
12765 * config/i386/sse.md (mulv2di3): Add SSE5 support.
12766 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
12767 allows a memory operand to be the value being added, and split it
12768 to improve vectorization.
12769 (sse5_pmacsdqh_mem): Ditto.
12770 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
12771 (sse5_mulv2div2di3_high): Ditto.
12772 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
12773 (vec_pack_trunc_v4si): Ditto.
12774 (vec_pack_trunc_v2di): Ditto.
12775 (sse5_pcmov_<mode>): Remove code that tried to use use
12776 andps/andnps instead of pcmov.
12777 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
12778 pmacsdqh instructions.
12779 (vec_widen_smult_lo_v4si): Ditto.
12781 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
12782 (PPERM_INVERT): Ditto.
12783 (PPERM_REVERSE): Ditto.
12784 (PPERM_REV_INV): Ditto.
12785 (PPERM_ZERO): Ditto.
12786 (PPERM_ONES): Ditto.
12787 (PPERM_SIGN): Ditto.
12788 (PPERM_INV_SIGN): Ditto.
12789 (PPERM_SRC1): Ditto.
12790 (PPERM_SRC2): Ditto.
12791 (ix86_expand_sse_movcc): Move the SSE5 test after the if
12793 (ix86_expand_int_vcond): If SSE5 generate all possible integer
12795 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
12796 says ignore whether the last reference is a memory operand.
12798 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12799 Paolo Bonzini <bonzini at gnu dot org>
12801 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
12804 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
12805 (vlshr<mode>3): Rename from vlshr<mode>3.
12806 (vashr<mode>3): Rename from vashr<mode>3.
12807 (mulv4sf3): Change the names of vector shift patterns.
12811 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
12814 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
12839 * config/spu/spu.md (v): New iterator macro to add v for vector types.
12840 (floatunssidf2_internal): Change vector/vector shift names.
12841 (floatunsdidf2_internal): Ditto.
12848 (vashl<mode>3): Rename from ashl<mode>3.
12849 (vashr<mode>3): Rename from ashr<mode>3.
12850 (vlshr<mode>3): Rename from lshr<mode>3.
12851 (vrotl<mode>3): Rename from rotl<mode>3.
12853 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12856 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
12857 multiply gives the wrong value when doing widening multiplies.
12858 (vec_widen_smult_lo_v4si): Ditto.
12860 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12862 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
12863 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
12864 emit_library_call_value.
12865 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
12866 * tree.h (ECF_LIBCALL_BLOCK): Removed.
12867 * calls.c (initialize_argument_information, precompute_arguments,
12868 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
12869 (precompute_arguments): Removed flags parameter.
12870 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
12872 2008-05-14 Richard Guenther <rguenther@suse.de>
12874 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
12875 Make sure to register the store if the use is a PHI_NODE.
12877 2008-05-14 Olivier Hainque <hainque@adacore.com>
12879 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
12880 memory if the component is to be referenced in BLKmode according
12881 to get_inner_reference.
12883 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
12885 * calls.c (emit_library_call_value_1): Restore code clearing
12886 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
12888 2008-05-14 Olivier Hainque <hainque@adacore.com>
12889 Nicolas Roche <roche@adacore.com>
12891 * configure.ac: Add support for a "gcc_subdir" variable in
12892 config-lang.in, to denote a subdirectory where the language/GCC
12893 integration files are to be found.
12894 * configure: Regenerate.
12896 2008-05-14 Ira Rosen <irar@il.ibm.com>
12898 PR tree-optimization/36098
12899 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
12900 value for the first load in the group in case of a gap.
12901 (vect_build_slp_tree): Check that there are no gaps in loads.
12903 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12905 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
12906 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
12907 expand_copysign_bit, ): Change call to emit_no_conflict_block to
12908 emit_insn and remove unneeded code to construct extra args.
12909 (emit_no_conflict_block): Removed.
12910 * optabls.h: (emit_no_conflict_block): Removed.
12911 * cse.c (cse_extended_basic_block): Remove search for
12912 REG_NO_CONFLICT note.
12913 * global.c: Removed incorrect comment added in revision 117.
12914 * expr.c (convert_move): Change call to emit_no_conflict_block to
12916 * recog.c: Change comments so that they do not mention
12918 * local_alloc.c (combine_regs): Removed last parameter.
12919 (no_conflict_p): Removed.
12920 (block_alloc): Removed note, no_conflict_combined_regno and set
12921 local vars. Removed all code to process REG_NO_CONFLICT blocks.
12922 (combine_regs): Removed already_dead and code to look for
12923 REG_NO_CONFLICT notes.
12924 * lower_subreg (remove_retval_note): Removed code to look for
12925 REG_NO_CONFLICT block.
12926 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
12927 (resolve_clobber): Remove code to process libcalls that have
12928 REG_NO_CONFLICT notes.
12929 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
12931 * combine.c (can_combine_p, distribute_notes): Removed
12932 REG_NO_CONFLICT case.
12933 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
12935 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
12936 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
12938 * reg-notes.def (NO_CONFLICT): Removed.
12940 2008-05-14 David S. Miller <davem@davemloft.net>
12942 * config/sparc/sparc.c (sparc_profile_hook): If
12943 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
12944 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
12945 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12947 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
12949 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
12951 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
12954 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
12955 and op1 expansion before vector concat to have less live pseudos.
12957 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
12959 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
12960 ix86_expand_vector_set if supported.
12962 2008-05-13 Diego Novillo <dnovillo@google.com>
12963 Kenneth Zadeck <zadeck@naturalbridge.com>
12965 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
12967 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
12968 phinodes_print_statistics, init_ssanames, fini_ssanames,
12969 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
12970 release_ssa_name, release_defs, replace_ssa_name_symbol,
12971 ssanames_print_statistics): Move ...
12972 * tree-flow.h: ... here.
12973 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
12974 Use FN instead of cfun.
12975 (make_ssa_name_fn): Rename from make_ssa_name.
12976 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
12977 * tree-flow-inline.h (make_ssa_name): Move from
12978 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
12979 * omp-low.c (expand_omp_parallel):
12980 * tree-flow-inline.h (redirect_edge_var_map_result):
12981 * tree-ssa.c (init_tree_ssa): Add argument FN.
12982 Use it instead of cfun. Update all users.
12984 2008-05-13 Tom Tromey <tromey@redhat.com>
12986 PR preprocessor/22168:
12987 * doc/cpp.texi (Top): Update menu.
12988 (Alternatives to Wrapper #ifndef): New node.
12989 (Other Directives): Document deprecation.
12990 (Obsolete Features): Remove menu.
12991 (Assertions): Merge node into Obsolete Features.
12992 (Obsolete once-only headers): Move earlier; rename to Alternatives
12993 to Wrapper #ifndef.
12994 * doc/cppopts.texi: Update.
12995 * c.opt (Wdeprecated): Enable for C and ObjC.
12996 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
12997 (C++ Dialect Options): Move -Wno-deprecated from here to...
12998 (Warning Options): ... here.
13000 2008-05-13 Richard Guenther <rguenther@suse.de>
13002 PR middle-end/36227
13003 * fold-const.c (fold_sign_changed_comparison): Do not allow
13004 changes in pointer-ness.
13006 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13009 * config/sh/sh.c (sh_expand_prologue): Don't clear
13010 RTX_FRAME_RELATED_P for push insns.
13012 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
13014 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
13016 2008-05-12 Anatoly Sokolov <aesok@post.ru>
13018 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
13019 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
13020 Use 'machine->is_leaf' instead of 'leaf_func_p'.
13022 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
13024 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
13025 (*vec_concatv4sf_sse): This.
13026 (*sse2_concatv2si): Renamed to ...
13027 (*vec_concatv2si_sse2): This.
13028 (*sse1_concatv2si): Renamed to ...
13029 (*vec_concatv2si_sse): This.
13030 (*vec_concatv2di_rex): Renamed to ...
13031 (*vec_concatv2di_rex64): This.
13032 (*vec_concatv2si_sse4_1): New.
13033 (*vec_concatv2di_rex64_sse4_1): Likewise.
13035 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
13037 PR rtl-optimization/36111
13038 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
13039 that was created for swappable operands.
13041 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
13044 * Makefile.in: Substitute GNATMAKE and GNATBIND.
13045 * configure.ac: Add call to ACX_PROG_GNAT.
13047 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
13049 * optc-gen.awk: Fix comment typo.
13051 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13053 * pretty-print.c (pp_integer_with_precision): Use
13054 HOST_LONG_LONG_FORMAT.
13056 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
13058 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
13060 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
13062 * config/i386/i386.c (bdesc_ptest): Removed.
13063 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
13064 (bdesc_args): Add __builtin_ia32_ptestz128,
13065 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
13066 (ix86_init_mmx_sse_builtins): Updated.
13067 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
13068 (ix86_expand_builtin): Updated.
13070 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
13072 * tree-cfg.c (valid_fixed_convert_types_p): New function.
13073 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
13075 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
13077 * value-prof.c (interesting_stringop_to_profile): Do not
13078 return early for BUILT_IN_MEMPCPY.
13080 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
13082 * calls.c (expand_call): Don't use callgraph to increase
13083 preferred_stack_boundary.
13085 * cgraph.h (cgraph_rtl_info): Use unsigned on
13086 preferred_incoming_stack_boundary.
13088 * final.c (rest_of_clean_state): Use unsigned on
13089 preferred_stack_boundary.
13091 2008-05-09 Tom Tromey <tromey@redhat.com>
13093 PR preprocessor/22231:
13094 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
13097 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
13099 PR tree-optimization/36129
13100 * tree-ssa-ccp.c: Include value-prof.h.
13101 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
13102 built-in function was folded to a constant.
13103 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
13105 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
13106 Sebastian Pop <sebastian.pop@amd.com>
13108 * tree-scalar-evolution.c: Document instantiate_scev.
13109 (instantiate_parameters_1): Renamed instantiate_scev_1.
13110 Don't use the same loop for instantiation_loop and evolution_loop.
13111 (instantiate_scev): New.
13112 (instantiate_parameters): Moved...
13113 (resolve_mixers): Update call to instantiate_scev_1 to pass the
13114 same loop twice. Maintains the semantics for this function.
13115 * tree-scalar-evolution.h (instantiate_scev): Declare.
13116 (instantiate_parameters): ...here. Now static inline.
13117 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
13118 instead of resolve_mixers.
13120 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13122 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
13124 2008-05-09 Tomas Bily <tbily@suse.cz>
13126 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
13127 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
13128 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13129 * c-common.c (c_common_truthvalue_conversion): Likewise.
13130 * tree-object-size.c (compute_object_offset): Likewise.
13131 * tree-inline.c (estimate_num_insns_1): Likewise.
13132 * varasm.c (const_hash_1, compare_constant, copy_constant)
13133 (compute_reloc_for_constant, output_addressed_constants)
13134 (initializer_constant_valid_p): Likewise.
13135 * c-omp.c (check_omp_for_incr_expr): Likewise.
13136 * gimplify.c (gimplify_expr): Likewise.
13137 * c-typeck.c (c_finish_return): Likewise.
13138 * tree-vectorizer.c (supportable_widening_operation)
13139 (supportable_narrowing_operation): Likewise.
13140 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
13141 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
13142 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13143 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
13144 (descr_info_loc): Likewise.
13145 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13146 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
13147 (fold_unary): Likewise.
13148 * builtins.c (get_pointer_alignment): Likewise.
13149 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
13150 (instantiate_parameters_1): Likewise.
13151 * tree.c (expr_align, stabilize_reference): Likewise.
13152 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
13153 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
13154 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
13155 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13156 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
13157 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
13159 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
13160 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
13161 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
13162 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
13163 (forward_propagate_comparison)
13164 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13165 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
13166 * emit-rtl.c (component_ref_for_mem_expr)
13167 (set_mem_attributes_minus_bitpos): Likewise.
13168 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13169 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
13171 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
13172 (build_function_call, pointer_diff, build_compound_expr)
13173 (c_finish_return): Likewise.
13174 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
13175 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
13177 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
13178 * expr.c (is_aligning_offset): Likewise.
13179 * tree-ssa-alias.c (is_escape_site): Likewise.
13180 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
13181 (check_all_va_list_escapes): Likewise.
13182 * tree-ssa-loop-ivopts.c (determine_base_object)
13183 (determine_common_wider_type): Likewise.
13184 * dojump.c (do_jump): Likewise.
13185 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
13186 * tree-gimple.c (is_gimple_cast): Likewise.
13187 * fold-const.c (decode_field_reference, )
13188 (fold_sign_changed_comparison, fold_unary, fold_comparison)
13189 (fold_binary): Likewise.
13190 * tree-ssa-alias-warnings.c (find_alias_site_helper)
13191 (already_warned_in_frontend_p): Likewise.
13192 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
13193 * tree.c (really_constant_p, get_unwidened): Likewise.
13194 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
13195 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
13196 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
13198 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
13200 (CONVERT_EXPR_P): Define.
13201 (CASE_CONVERT): Define.
13203 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
13205 PR middle-end/36117
13206 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
13207 (delete_unmarked_insns): When deleting a call, call
13208 delete_unreachable_blocks.
13209 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13210 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
13212 2008-05-08 Richard Guenther <rguenther@suse.de>
13214 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
13215 (-ftree-salias): Likewise.
13216 (salias-max-implicit-fields): Remove param documentation.
13217 (salias-max-array-elements): Likewise.
13218 * tree-pass.h (pass_create_structure_vars): Remove.
13219 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13220 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13221 * tree-ssa-alias.c (create_structure_vars): Remove.
13222 (gate_structure_vars): Likewise.
13223 (pass_create_structure_vars): Likewise.
13224 (gate_build_alias): Likewise.
13225 (pass_build_alias): Adjust to run always and dump the function.
13226 * common.opt (ftree-salias): Hide.
13227 * passes.c (init_optimization_passes): Remove
13228 pass_create_structure_vars, adjust comment.
13229 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13230 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13231 * opts.c (decode_options): Do not set flag_tree_salias.
13232 (common_handle_option): Add OPT_ftree_salias to the backward
13233 compatibility section.
13235 2008-05-08 Richard Guenther <rguenther@suse.de>
13237 * tree-flow-inline.h (var_can_have_subvars): Move ...
13238 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
13239 * tree-flow.h (var_can_have_subvars): Remove.
13240 (push_fields_onto_fieldstack): Remove.
13241 (sort_fieldstack): Likewise.
13242 (struct fieldoff): Move ...
13243 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
13244 alias_set and base_for_components fields.
13245 (sort_fieldstack): Make static.
13246 (push_fields_onto_fieldstack): Likewise. Remove code that
13247 handles anything but RECORD_TYPEs. Remove alias_set and
13248 base_for_components handling.
13249 (create_variable_info_for): Adjust.
13251 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
13253 * common.opt (Wframe-larger-than=): Shorten the help message
13255 * doc/invoke.texi (Wframe-larger-than=): Add more description.
13257 2008-05-08 Rafael Espindola <espindola@google.com>
13259 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
13261 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
13262 trap and that both operands are gimple values.
13263 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
13264 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
13267 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13269 * read-rtl.c (join_c_conditions): Return the first string if the
13270 two strings are equal.
13272 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13274 * gensupport.h (pred_data): Add a "num_codes" field.
13275 (add_predicate_code): Declare.
13276 * gensupport.c (add_predicate_code): New function.
13277 (std_pred_table): Add an "allows_const_p" field.
13278 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
13279 Remove the (incomplete) list of such codes from the codes field.
13280 (init_predicate_table): Use add_predicate_code. Add all
13281 RTX_CONST_OBJs if allows_const_p is true.
13282 * genrecog.c (process_define_predicate): Use add_predicate_code.
13284 2008-05-08 David Daney <ddaney@avtrex.com>
13285 Richard Sandiford <rsandifo@nildram.co.uk>
13287 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
13288 special case of constant zero operands.
13289 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
13290 old and new values. Special case constant zero values.
13291 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
13293 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
13294 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
13296 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
13299 * simplify-rtx.c (simplify_plus_minus): Create CONST of
13300 similar RTX_CONST_OBJ before CONST_INT.
13302 2008-05-08 Steve Ellcey <sje@cup.hp.com>
13304 * stmt.c (expand_stack_restore): Change sa mode if needed.
13306 2008-05-08 Richard Guenther <rguenther@suse.de>
13308 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
13309 return type to bool.
13310 (ix86_sol10_return_in_memory): Likewise.
13311 (ix86_i386elf_return_in_memory): Likewise.
13312 (ix86_i386interix_return_in_memory): Likewise.
13313 * config/i386/i386.c (ix86_return_in_memory): Likewise.
13314 (ix86_sol10_return_in_memory): Likewise.
13315 (ix86_i386elf_return_in_memory): Likewise.
13316 (ix86_i386interix_return_in_memory): Likewise.
13318 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13321 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
13323 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
13324 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
13327 2008-05-08 Richard Guenther <rguenther@suse.de>
13329 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
13330 * tree-data-ref.h (struct dr_alias): Remove subvars field.
13331 (DR_SUBVARS): Remove.
13332 * tree-dfa.c (dump_subvars_for): Remove.
13333 (debug_subvars_for): Likewise.
13334 (dump_variable): Do not dump subvars.
13335 (remove_referenced_var): Do not remove subvars.
13336 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
13337 (lookup_subvars_for_var): Remove.
13338 (get_subvars_for_var): Likewise.
13339 (get_subvars_at): Likewise.
13340 (get_first_overlapping_subvar): Likewise.
13341 (overlap_subvar): Likewise.
13342 * tree-flow.h (subvar_t): Remove.
13343 (struct var_ann_d): Remove subvars field.
13344 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
13345 argument. Remove special handling of SFTs.
13346 (compute_tag_properties): Likewise.
13347 (set_initial_properties): Likewise.
13348 (compute_call_clobbered): Likewise.
13349 (count_mem_refs): Likewise.
13350 (compute_memory_partitions): Likewise.
13351 (compute_flow_insensitive_aliasing): Likewise.
13352 (setup_pointers_and_addressables): Likewise.
13353 (new_type_alias): Likewise.
13354 (struct used_part): Remove.
13355 (used_portions): Likewise.
13356 (struct used_part_map): Likewise.
13357 (used_part_map_eq): Likewise.
13358 (used_part_map_hash): Likewise.
13359 (free_used_part_map): Likewise.
13360 (up_lookup): Likewise.
13361 (up_insert): Likewise.
13362 (get_or_create_used_part_for): Likewise.
13363 (create_sft): Likewise.
13364 (create_overlap_variables_for): Likewise.
13365 (find_used_portions): Likewise.
13366 (create_structure_vars): Likewise.
13367 * tree.def (STRUCT_FIELD_TAG): Remove.
13368 * tree.h (MTAG_P): Adjust.
13369 (struct tree_memory_tag): Remove base_for_components and
13370 unpartitionable flags.
13371 (struct tree_struct_field_tag): Remove.
13372 (SFT_PARENT_VAR): Likewise.
13373 (SFT_OFFSET): Likewise.
13374 (SFT_SIZE): Likewise.
13375 (SFT_NONADDRESSABLE_P): Likewise.
13376 (SFT_ALIAS_SET): Likewise.
13377 (SFT_UNPARTITIONABLE_P): Likewise.
13378 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
13379 (union tree_node): Remove sft field.
13380 * alias.c (get_alias_set): Remove special handling of SFTs.
13381 * print-tree.c (print_node): Remove handling of SFTs.
13382 * tree-dump.c (dequeue_and_dump): Likewise.
13383 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
13384 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
13385 * tree-predcom.c (set_alias_info): Do not set subvars.
13386 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
13387 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
13388 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
13389 (add_vars_for_offset): Remove.
13390 (add_virtual_operand): Remove special handling of SFTs.
13391 (add_call_clobber_ops): Likewise.
13392 (add_call_read_ops): Likewise.
13393 (get_asm_expr_operands): Likewise.
13394 (get_modify_stmt_operands): Likewise.
13395 (get_expr_operands): Likewise.
13396 (add_to_addressable_set): Likewise.
13397 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
13398 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13399 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
13400 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
13401 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
13402 (tree_node_structure): Likewise.
13403 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
13405 (find_what_p_points_to): Likewise.
13407 2008-05-08 Sa Liu <saliu@de.ibm.com>
13409 * config/spu/spu.md: Fixed subti3 pattern.
13411 2008-05-08 Richard Guenther <rguenther@suse.de>
13413 PR middle-end/36154
13414 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13415 sure to create a representative for trailing arrays for PTA.
13417 2008-05-08 Richard Guenther <rguenther@suse.de>
13419 PR middle-end/36172
13420 * fold-const.c (operand_equal_p): Two objects which types
13421 differ in pointerness are not equal.
13423 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13425 * calls.c (compute_argument_block_size): Add argument tree fndecl.
13426 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
13427 (emit_library_call_value_1): Add new variable fndecl initialized by
13428 NULL_TREE. It should be the decl type of orgfun, but this information
13429 seems not to be available here, so it uses the default calling abi.
13430 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
13431 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
13432 by TARGET_RETURN_IN_MEMORY.
13433 * config/i386/i386-interix.h: Likewise.
13434 * config/i386/i386.h: Likewise.
13435 * config/i386/i386elf.h: Likewise.
13436 * config/i386/ptx4-i.h: Likewise.
13437 * config/i386/sol2-10.h: Likewise.
13438 * config/i386/sysv4.h: Likewise.
13439 * config/i386/vx-common.h: Likewise.
13440 * config/cris/cris.h: Removed #if 0 clause.
13441 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
13442 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
13444 (ix86_sol10_return_in_memory): Likewise.
13445 (ix86_i386elf_return_in_memory): New.
13446 (ix86_i386interix_return_in_memory): New.
13447 * config/mt/mt-protos.h (mt_return_in_memory): New.
13448 * config/mt/mt.c: Likewise.
13449 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13450 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
13451 * config/bfin/bfin.h: Likewise.
13452 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
13454 * config/bfin/bfin.c: Likewise.
13455 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13456 * config/alpha/unicosmk.h: Likewise.
13457 * config/i386/cygming.h: Likewise.
13458 * config/iq2000/iq2000.h: Likewise.
13459 * config/mips/mips.h: Likewise.
13460 * config/mn10300/mn10300.h: Likewise.
13461 * config/rs6000/rs6000.h: Likewise.
13462 * config/score/score.h: Likewise.
13463 * config/spu/spu.h: Likewise.
13464 * config/v850/v850.h: Likewise.
13465 * defaults.h: Likewise.
13466 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
13467 * expr.c (emit_block_move): Adjust use of
13468 OUTGOING_REG_PARM_STACK_SPACE.
13469 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
13470 OUTGOING_REG_PARM_STACK_SPACE.
13471 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
13473 2008-05-08 Jakub Jelinek <jakub@redhat.com>
13475 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
13476 on OMP_RETURN for OMP_FOR.
13479 * dwarf2out.c (dw_expand_expr, common_check): Removed.
13480 (fortran_common): New function.
13481 (gen_variable_die): Call fortran_common instead of common_check,
13482 adjust for it returning tree instead of rtx. Formatting.
13484 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
13488 * see.c (see_copy_insn): Copy new pure const attributes for new call.
13489 * c-decl.c (merge_decls): Ditto.
13490 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
13491 to RTL_CONST_OR_PURE_CALL_P.
13492 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
13493 Initialized DECL_LOOPING_CONST_PURE.
13494 (process_call_operands): Set tree_side_effects properly.
13495 * tree.h (TREE_READONLY_DECL_P): Removed.
13496 (DECL_IS_PURE): Renamed to DECL_PURE_P.
13497 (DECL_LOOPING_OR_CONST_P): New macro.
13498 (struct tree_function_decl): Added looping_const_or_pure_p.
13499 (ECF_*) Renumbered.
13500 (ECF_LOOPING_OR_CONST_P): New macro.
13501 * rtlanal.c (pure_const_p): Removed.
13502 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
13503 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
13504 to RTL_CONST_CALL_P.
13505 * ipa-pure-const.c (pure_const_state_e): Added looping field.
13506 (check_decl, check_tree, check_call, scan_function): Initialize
13508 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
13509 (static_execute): Set looping true for recursive functions.
13510 Undo setting state to IPA_NEITHER for recursive functions.
13511 * cse.c (cse_insn):
13512 * ifcvt.c (noce_can_store_speculate_p): Changed
13513 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
13514 RTL_CONST_OR_PURE_CALL_P.
13515 * dse.c (scan_insn): Ditto.
13516 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
13517 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
13518 RTL_CONST_OR_PURE_CALL_P.
13519 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
13520 pure_call_p to RTL_CONST_CALL_P.
13521 * gimplify.c (gimplify_call_expr): Clear side effects for
13522 non-looping pure and constant calls.
13523 * calls.c (emit_call_1): Set rtl flags from ecf flags.
13524 (flags_from_decl_or_type): Set ecf flags from decl flags.
13525 (initialize_argument_information): Turn off
13526 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
13527 Change const to pure if callee_copies is true rather than just
13529 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
13530 way of marking pure calls.
13531 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
13532 Remove hack that was supposed to fix pr7335 and remove old
13533 way of marking pure calls.
13534 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
13535 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
13536 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
13537 RTL_CONST_OR_PURE_CALL_P.
13538 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
13539 * loop-invariant.c (find_exits, find_invariant_bb): Changed
13540 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
13541 * sched-deps.c (schedule_analyze): Ditto.
13542 * rtl.h (struct rtx_def): Use call field, unchanging field, and
13543 return_val field of calls to represent pure and const function info.
13544 (CONST_OR_PURE_CALL_P): Deleted macro.
13545 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13546 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
13547 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
13549 * tree-optimize.c (execute_fixup_cfg): Added test for
13550 ECF_LOOPING_CONST_OR_PURE.
13551 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
13553 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
13554 effects for looping pure or const calls.
13555 (verify_gimple_expr): Added verification code.
13556 * config/alpha/alpha.c (alpha_legitimize_address,
13557 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
13559 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
13560 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
13561 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
13562 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
13563 RTL_CONST_OR_PURE_CALL_P.
13564 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
13565 and const calls to be deleted.
13567 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13570 * config/i386/mmx.md (mmx_subv2sf3): New expander.
13571 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
13572 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
13573 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13574 to handle nonimmediate operands.
13575 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
13576 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
13577 to handle nonimmediate operands.
13578 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
13579 (mmx_pmulhrwv4hi3): New expander. Use
13580 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13581 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
13582 (sse2_umulv1siv1di3): New expander. Use
13583 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13584 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
13585 (mmx_eq<mode>3): New expander. Use
13586 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13587 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
13588 (mmx_uavgv8qi3): New expander. Use
13589 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13590 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
13591 (mmx_uavgv4hi3): New expander. Use
13592 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13594 * config/i386/sse.md
13595 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
13596 to handle nonimmediate operands.
13597 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
13598 to handle nonimmediate operands.
13599 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
13600 to handle nonimmediate operands.
13601 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
13602 to handle nonimmediate operands.
13603 (sse2_unpckhpd_exp): New expander. Use
13604 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13605 (sse2_unpcklpd_exp): New expander. Use
13606 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13607 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
13608 to handle nonimmediate operands.
13609 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
13610 to handle nonimmediate operands.
13611 (*sse2_<plusminus_insn><mode>3): Rename from
13612 sse2_<plusminus_insn><mode>3 insn pattern.
13613 (sse2_<plusminus_insn><mode>3): New expander. Use
13614 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13615 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
13616 (sse2_umulv2siv2di3): New expander. Use
13617 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13618 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
13619 (sse4_1_mulv2siv2di3): New expander. Use
13620 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13621 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
13622 (sse2_pmaddwd): New expander. Use
13623 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13624 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
13625 (sse2_eq<mode>3): New expander. Use
13626 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13627 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
13628 (sse4_1_eqv2di3): New expander. Use
13629 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13630 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13631 (sse2_uavgv16qi3): New expander. Use
13632 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13633 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13634 (sse2_uavgv16qi3): New expander. Use
13635 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13636 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
13637 (sse2_uavgv8hi3): New expander. Use
13638 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13639 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
13640 (ssse3_pmulhrswv8hi3): New expander. Use
13641 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13642 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
13643 (ssse3_pmulhrswv4hi3): New expander. Use
13644 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13646 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
13647 (<sse>_vmmul<mode>3): Ditto.
13648 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
13650 (ssse3_pmaddubsw128): Use register_operand for operand 1.
13651 (ssse3_pmaddubsw): Ditto.
13653 * config/i386/i386.c (struct_builtin_description)
13654 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
13655 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
13656 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
13657 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
13658 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
13659 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
13660 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
13661 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
13662 (ix86_fixup_binary_operands): Assert that src1
13663 and src2 must have the same mode when swapped.
13664 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
13665 and ix86_binary_operator_ok. Do not force operands in registers
13668 2008-05-07 Jan Hubicka <jh@suse.cz>
13670 * cgraph.c (dump_cgraph_node): Update.
13671 * cgraph.h (cgraph_local_info): Break out inline summary.
13672 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
13674 * ipa-inline (inline_summary): New accestor function.
13675 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
13676 cgraph_decide_inlining, compute_inline_parameters): Update.
13677 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
13679 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13681 Cleanup ColdFire scheduling support and add V4 pipeline model.
13683 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
13684 (define_attr cpu): Add cfv4 value.
13685 (define_attr type, define_attr type1): Merge into a single 'type'
13686 attribute. Update all uses.
13687 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
13688 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
13690 (define_attr opx_mem, define_attr opy_mem): Remove.
13691 (define_attr op_mem): Clean up, update comment.
13692 (define_attr size): Use specific values instead of general int.
13693 (define_attr guess, define_attr split): Remove. Update all uses.
13694 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
13695 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
13696 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
13697 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
13698 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
13699 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
13700 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
13701 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
13702 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
13703 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
13704 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
13705 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
13706 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
13707 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
13708 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
13709 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
13710 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
13711 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
13712 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
13713 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
13714 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
13715 Update or set attributes.
13716 (stack_tie): New fake instruction.
13718 * config/m68k/m68k.h (TUNE_CFV4): New macro.
13719 (m68k_sched_attr_size): Update declaration.
13720 (m68k_sched_attr_type2): Remove.
13721 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
13722 Declare new bypass predicates.
13724 * config/m68k/m68k.c (m68k_sched_issue_rate,
13725 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
13727 (TARGET_SCHED_ISSUE_RATE,
13728 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
13729 (override_options): Handle scheduling for ColdFire V4 core.
13730 (m68k_expand_prologue): Emit stack_tie.
13731 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
13732 'OP_TYPE_FPN'. Update all uses.
13733 (sched_guess_p): Remove.
13734 (sched_address_type): Handle symbolic addresses.
13735 (sched_get_operand): New static function.
13736 (sched_operand_type): Merge into sched_attr_op_type.
13737 (sched_attr_op_type): Handle FP registers, handle quick constants,
13739 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
13740 (m68k_sched_attr_size): Update. Move logic to ...
13741 (sched_get_attr_size_int): New static function.
13742 (sched_get_opxy_mem_type): New static function.
13743 (m68k_sched_attr_op_mem): Update.
13744 (m68k_sched_attr_type2): Remove.
13745 (sched_cfv4_bypass_data): New static variable.
13746 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
13747 (m68k_sched_issue_rate): Implement scheduler hook.
13748 (struct _sched_ib: enabled_p): New field.
13749 (m68k_sched_variable_issue): Update. Handle V4.
13750 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
13751 sched_dump_class_func_t, sched_dump_split_class,
13752 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
13753 sched_dump_dfa_class, m68k_sched_dump): Remove.
13754 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
13756 (m68k_sched_init_global): Remove statisctics dumping, introduce
13757 sanity check that all instructions have pipeline reservations. Handle
13759 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13760 Handle ColdFire V4 core.
13761 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
13762 New static functions.
13763 (m68k_sched_address_bypass_p): New bypass predicate.
13764 (sched_get_indexed_address_scale): New static function.
13765 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
13767 * cf.md: Update comments.
13768 (define_attr type2): Remove. Use 'type' attribute instead.
13770 (cf_ib): Rename to cfv123_ib. Update all uses.
13771 (cf_oep): Rename to cfv123_oep. Update all uses.
13772 (cf_chr): Rename to cfv123_chr. Update all uses.
13773 (cf_mem): Rename to cfv123_mem. Update all uses.
13774 (cf_mac): Move to more appropriate place.
13775 (cfv123_guess): New automaton and cpu_unit.
13776 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
13777 Update uses of 'size' attribute. Handle before reload scheduling.
13778 (cfv123_guess): New dummy reservation for unhandled instructions.
13779 (cfv4_*): Pipeline description of ColdFire V4 core.
13780 (ignore): New reservation to handle 'ignore' type.
13782 2008-05-07 Ian Lance Taylor <iant@google.com>
13784 PR middle-end/36013
13785 * gimplify.c (find_single_pointer_decl_1): Don't look through
13787 (find_single_pointer_decl): Adjust comments.
13789 2008-05-07 Jakub Jelinek <jakub@redhat.com>
13791 PR middle-end/36137
13792 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
13793 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
13795 PR middle-end/36106
13796 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
13797 integral type rather than floating point, then VIEW_CONVERT_EXPR
13798 to the floating point type.
13800 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13802 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
13803 TFmode op0 to register.
13805 2008-05-07 Alan Modra <amodra@bigpond.net.au>
13807 * c-decl.c (grokdeclarator): Comment typo.
13809 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
13811 * tree-flow.h: Remove prototype for computed_goto_p.
13812 * tree-cfg.c (computed_goto_p): Make static.
13814 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
13817 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
13818 (contains_aligned_value_p): This. Handle _Decimal128.
13819 (ix86_function_arg_boundary): Only align _Decimal128 to its
13820 natural boundary and handle it properly.
13822 2008-05-06 Martin Jambor <mjambor@suse.cz>
13824 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
13825 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
13826 (ipcp_method_set_orig_node): Removed.
13827 (ipcp_cval_get_cvalue_type): Removed.
13828 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
13829 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
13830 (ipcp_cval_set_cvalue_type): Removed.
13831 (ipcp_cval_get_cvalue): Removed.
13832 (ipcp_cval_set_cvalue): Removed.
13833 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
13834 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
13835 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
13836 (ipcp_cval_meet): Renamed to ipa_lattice_meet
13837 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
13838 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
13839 (ipcp_get_ith_lattice): Changed parameters.
13840 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
13841 (ipcp_lattice_from_jfunc): Changed parameters.
13842 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
13843 (ipcp_method_cval_print): Added temporary variable info.
13844 (ipcp_redirect): Removed already unused local variable caller.
13845 (ipcp_redirect): New temporary variable orig_callee_info
13846 (ipcp_redirect): Removed newly unused local variable callee.
13847 (ipcp_redirect): Removed (a bit confusing) local variable type.
13848 (ipcp_insert_stage): Added local variable info.
13849 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
13851 (ipcp_formal_create): Removed.
13852 (ipcp_method_cval_set): Removed.
13853 (ipcp_propagate_stage): Renamed lattice variables.
13854 (ipcp_method_cval_set_cvalue_type): Removed.
13855 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
13856 (ipcp_print_all_lattices): Changed printed strings to refer to
13857 lattices rather than cvals.
13858 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
13859 (ipcp_propagate_const): Changed formal parameters.
13860 (build_const_val): Changed formal parameters.
13861 (ipcp_insert_stage): Removed useless variable cvalue
13862 (build_const_val): Changed formal parameters.
13863 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
13864 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
13865 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
13866 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
13867 (ipcp_print_func_profile_counts): Changed string from "method" to
13869 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
13870 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
13871 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
13872 (ipcp_structures_print): Renamed to ipcp_print_all_structures
13873 (ipcp_profile_print): Renamed to ipcp_print_profile_data
13874 (ipcp_lat_is_const): Changed parameters and made inline.
13875 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
13876 (ipcp_redirect): Renamed to ipcp_need_redirect_p
13877 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
13878 the predicate condition directly
13879 (ipcp_propagate_stage): Added local variable args. Removed local
13880 variable callee. (Both are mere code simplifications.)
13881 (ipcp_method_dont_insert_const): Renamed to
13882 ipcp_node_not_modifiable_p.
13883 (ipcp_node_not_modifiable_p): Made inline.
13884 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
13885 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
13886 (ipcp_print_all_lattices): Removed variable cvalue
13887 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
13890 2008-05-06 Olivier Hainque <hainque@adacore.com>
13892 * tree-sra.c (try_instantiate_multiple_fields): Early return
13893 if field has POINTER_TYPE.
13895 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
13897 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
13898 by using 'q' specifier for instruction.
13899 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
13901 2008-05-06 Anatoly Sokolov <aesok@post.ru>
13903 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
13904 Change mode of zero_extract from QImode to HImode.
13905 (sign bit tests peepholes): (Ditto.).
13907 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
13909 * config/i386/mmx.md: Remove double backslashes from asm templates.
13910 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
13911 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13912 to handle nonimmediate operands.
13913 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
13914 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13915 to handle nonimmediate operands.
13916 (*mmx_<code>v2sf3_finite): New insn pattern.
13917 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
13918 (mmx_<code>v2sf3): New expander. Use
13919 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13920 (mmx_<plusminus_insn><mode>3): New expander. Use
13921 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13922 (*mmx_<plusminus_insn><mode>3): New insn pattern.
13923 (mmx_add<mode>3): Removed.
13924 (mmx_ssadd<mode>3): Ditto.
13925 (mmx_usadd<mode>3): Ditto.
13926 (mmx_sub<mode>3): Ditto.
13927 (mmx_sssub<mode>3): Ditto.
13928 (mmx_ussub<mode>3): Ditto.
13929 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
13930 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
13931 to handle nonimmediate operands.
13932 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
13934 (mmx_smulv4hi3_highpart): New expander. Use
13935 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13936 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
13938 (mmx_umulv4hi3_highpart): New expander. Use
13939 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13940 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
13941 (mmx_<code>v4hi3): New expander. Use
13942 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13943 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
13944 (mmx_<code>v8qi3): New expander. Use
13945 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13946 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
13947 (mmx_<code><mode>3): New expander. Use
13948 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13950 2008-05-05 Jan Hubicka <jh@suse.cz>
13952 PR tree-optimization/36118
13953 * passes.c (pass_init_dump_file): Fix dump header.
13955 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13957 PR middle-end/36141
13958 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
13959 VCE for function decls.
13961 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13963 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
13965 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13967 * config/i386/i386.md (sat_plusminus): New.
13968 (plusminus_insn): Likewise.
13969 (plusminus_mnemonic): Likewise.
13971 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
13972 (*<addsub><mode>3_cc_overflow): Renamed to ...
13973 (*<plusminus_insn><mode>3_cc_overflow): This.
13974 (*<addsub>si3_zext_cc_overflow): Renamed to ...
13975 (*<plusminus_insn>si3_zext_cc_overflow): This.
13977 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
13978 (<plusminus_insn><mode>3): This.
13979 (*<addsub><mode>3): Renamed to ...
13980 (*<plusminus_insn><mode>3): This.
13981 (<sse>_vm<addsub><mode>3): Renamed to ...
13982 (<sse>_vm<plusminus_insn><mode>3): This.
13983 (sse3_h<addsub>v4sf3): Renamed to ...
13984 (sse3_h<plusminus_insn>v4sf3): This.
13985 (sse3_h<addsub>v2df3): Renamed to ...
13986 (sse3_h<plusminus_insn>v2df3): This.
13987 (<plusminus_insn><mode>3): New.
13988 (*<plusminus_insn><mode>3): Likewise.
13989 (sse2_<plusminus_insn><mode>3): Likewise.
13990 (add<mode>): Removed.
13991 (*add<mode>3): Likewise.
13992 (sse2_ssadd<mode>3): Likewise.
13993 (sse2_usadd<mode>3): Likewise.
13994 (sub<mode>3): Likewise.
13995 (*sub<mode>3): Likewise.
13996 (sse2_sssub<mode>3): Likewise.
13997 (sse2_ussub<mode>3): Likewise.
13999 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
14001 * gthr-single.h: Add in required interface elements as per gthr.h.
14002 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
14003 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
14004 Generalize UNUSED macro.
14005 (__gthread_once): Add.
14006 (__gthread_key_create): Add.
14007 (__gthread_key_delete): Add.
14008 (__gthread_getspecific): Add.
14009 (__gthread_setspecific): Add.
14011 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
14013 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
14014 the same size types for the indirect reference on the rhs, then
14017 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
14019 * config/i386/i386.md
14020 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
14021 one insn template instead of template series.
14022 (*xordi_1_rex64): Ditto.
14023 (*xordi_2_rex64): Ditto.
14025 2008-05-05 Ira Rosen <irar@il.ibm.com>
14027 PR tree-optimization/36119
14028 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
14031 2008-06-04 Jan Hubicka <jh@suse.cz>
14033 tree-optimization/36100
14034 * tree-pass.h (pass_O0_always_inline): Declare.
14035 * ipa-inline.c (inline_transform): Remove dead code.
14036 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
14037 pass_O0_always_inline): New.
14038 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
14040 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
14042 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
14043 mnemonic in this_param move for TARGET_64BIT.
14045 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
14047 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
14048 (*strmovsi_rex_1): Ditto.
14049 (*strsetsi_1): Ditto.
14050 (*strsetsi_rex_1): Ditto.
14052 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
14053 adddicc expanders using SWI mode iterator.
14055 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
14058 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
14061 2008-05-04 David S. Miller <davem@davemloft.net>
14063 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
14064 (sparc*-*-linux*): Use linux.h in tm_file.
14065 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
14066 compiler defaulting to 32-bit.
14067 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
14069 * config/sparc/linux.h: Remove definitions now obtained
14070 properly from linux.h
14071 * config/sparc/linux64.h: Likewise.
14072 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
14073 don't want this setting for 32-bit builds in a biarch compiler.
14074 * doc/install.texi: Add sparc-linux to list of targets
14075 supporting --enable-targets=all.
14077 2008-05-03 Andrew Pinski <pinskia@gmail.com>
14079 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
14081 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
14083 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
14084 after V4SI_FTYPE_V8HI.
14085 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
14086 case V4SI_FTYPE_V2DF.
14088 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
14090 * doc/invoke.texi (max-flow-memory-locations): Removed.
14091 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
14093 2008-05-03 Richard Guenther <rguenther@suse.de>
14095 PR middle-end/34973
14096 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
14098 2008-05-02 David S. Miller <davem@davemloft.net>
14100 * config.gcc (need_64bit_hwint): Document libcpp dependency.
14102 2008-05-02 Simon Baldwin <simonb@google.com>
14105 * c-common.h (warn_array_subscript_range): Removed.
14106 * c-common.c (warn_array_subscript_range): Ditto.
14107 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
14108 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
14110 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14112 * config/i386/i386.c (ix86_special_builtin_type): New.
14113 (bdesc_special_args): Likewise.
14114 (ix86_expand_special_args_builtin): Likewise.
14115 (ix86_init_mmx_sse_builtins): Updated.
14116 (ix86_expand_builtin): Updated.
14117 (ix86_expand_store_builtin): Removed.
14118 (ix86_expand_unop_builtin): Likewise.
14120 * config/i386/mm3dnow.h (__v2sf): Moved to ...
14121 * config/i386/mmintrin.h (__v2sf): Here.
14123 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
14125 (_mm_loadl_pi): Likewise.
14126 (_mm_storeh_pi): Replace __v2si with __v2sf.
14127 (_mm_storel_pi): Likewise.
14129 * doc/extend.texi: Correct __builtin_ia32_loadhps,
14130 __builtin_ia32_loadlps, __builtin_ia32_storehps,
14131 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
14132 __builtin_ia32_loadlpd.
14134 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14136 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
14137 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
14138 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
14139 (ix86_init_mmx_sse_builtins): Updated.
14140 (ix86_expand_args_builtin): Likewise.
14141 (ix86_expand_builtin): Likewise.
14142 (ix86_expand_unop1_builtin): Renamed to ...
14143 (ix86_expand_unop_vec_merge_builtin): This.
14145 2008-05-01 Jan Hubicka <jh@suse.cz>
14148 * ipa-inline.c (inline_generate_summary): Make static.
14149 (inline_transform): Do not call inlining at -O0; make static.
14150 * passes.c (execute_todo): Add sanity check.
14151 (execute_one_ipa_transform_pass): Execute proper flags.
14153 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
14155 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
14156 (DECL_NONADDRESSABLE_P): Likewise.
14157 * alias.c (record_component_aliases): Fix comment.
14159 2008-05-01 Simon Baldwin <simonb@google.com>
14161 * c-common.h (warn_array_subscript_range): New function.
14162 * c-common.c (warn_array_subscript_range): Ditto.
14163 * tree-vrp.c (check_array_ref): Corrected code to agree with
14164 comment, ignoring only arrays of size 0 or size 1.
14165 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
14167 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14169 * config/i386/i386.c (ix86_builtin_type): Replace
14170 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
14171 (bdesc_args): Updated.
14172 (ix86_init_mmx_sse_builtins): Likewise.
14173 (ix86_expand_args_builtin): Likewise.
14175 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
14178 * doc/extend.texi: Correct __builtin_ia32_palignr.
14180 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14183 * config/i386/i386.c (bdesc_crc32): Removed.
14184 (ix86_expand_crc32): Likewise.
14185 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
14186 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
14187 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
14188 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
14189 UINT_FTYPE_UINT_UCHAR.
14190 (bdesc_args): Updated. Add crc32 builtins.
14191 (ix86_init_mmx_sse_builtins): Updated.
14192 (ix86_expand_args_builtin): Updated to support subreg.
14194 * doc/extend.texi: Correct __builtin_ia32_crc32di.
14196 2008-05-01 Jan Hubicka <jh@suse.cz>
14198 * tree-pass.h (opt_pass): Add IPA_PASS.
14199 (varpool_node, cgraph_node): Forward declare.
14200 (ipa_opt_pass): Define.
14201 (pass_ipa_inline): Turn into ipa_opt_pass.
14202 (pass_apply_inline): Remove.
14203 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
14204 (apply_inline): Turn into ....
14205 (inline_transform): ... this one.
14206 (inline_generate_summary): New function.
14207 (pass_apply_inline): Remove.
14208 * function.h (ipa_opt_pass): Forward declare structure; typedef;
14210 (struct function): Add ipa_transforms_to_apply.
14211 * passes.c (register_one_dump_file): Work on IPA_PASS.
14212 (init_optimization_passes): Remove pass_inline_parameters and
14214 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
14215 (execute_one_pass) ... here; apply transforms when possible.
14216 (add_ipa_transform_pass, execute_ipa_summary_asses,
14217 execute_one_ipa_transform_pass): New.
14218 (execute_ipa_pass_list): Update for IPA_PASS type.
14220 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14222 * config/i386/i386.c (ix86_builtin_type): Add
14223 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
14224 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
14225 (bdesc_args): Add SSE4a builtins.
14226 (ix86_init_mmx_sse_builtins): Updated.
14227 (ix86_expand_args_builtin): Likewise.
14228 (ix86_expand_builtin): Likewise.
14230 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14232 * config/i386/i386.c (ix86_builtin_type): Add
14233 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
14234 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
14235 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
14236 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
14237 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
14238 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
14239 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
14240 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
14241 and DI_FTYPE_DI_DI_INT.
14242 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
14243 (ix86_init_mmx_sse_builtins): Updated.
14244 (ix86_expand_args_builtin): Likewise.
14245 (ix86_expand_builtin): Likewise.
14246 (ix86_expand_binop_imm_builtin): Removed.
14248 * doc/extend.texi: Correct __builtin_ia32_palignr128.
14250 2008-04-30 Richard Guenther <rguenther@suse.de>
14252 PR tree-optimization/32921
14253 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
14255 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
14257 * config/arm/arm.c (arm_unwind_emit): Use
14258 crtl->all_throwers_are_sibcalls instead of
14259 cfun->all_throwers_are_sibcalls.
14260 (arm_output_fn_unwind): Likewise.
14261 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
14262 instead of cfun->uses_pic_offset_table.
14263 (frv_expand_prologue): Likewise.
14264 (frv_frame_pointer_required): Likewise.
14265 (frv_expand_fdpic_call): Likewise.
14266 (frv_emit_movsi): Likewise.
14267 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
14268 cfun->returns_pcc_struct instead of
14269 current_function_returns_pcc_struct.
14270 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
14271 instead of cfun->calls_eh_return.
14272 (m32c_pushm_popm): Likewise.
14273 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
14274 "extern" declaration.
14276 2008-04-30 Richard Guenther <rguenther@suse.de>
14278 PR tree-optimization/21636
14279 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
14281 (evaluate_stmt): Print the likely value.
14282 (ccp_visit_stmt): Avoid excessive vertical spacing.
14284 2008-04-30 Rafael Espindola <espindola@google.com>
14286 * builtins.c (fold_call_expr): Return realret.
14287 * tree-ssa-threadedge.c
14288 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
14289 __builtin_object_size.
14291 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
14293 * gcc.c (wrapper_string): New variable.
14294 (insert_wrapper): New function.
14295 (execute): New option -wrapper.
14296 * doc/invoke.texi (Overall Options): New driver option -wrapper.
14298 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
14300 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
14301 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
14302 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
14304 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
14305 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
14306 config/rs6000/e500crtres64gprctr.asm,
14307 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
14308 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
14309 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
14310 config/rs6000/e500crtsav64gprctr.asm,
14311 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
14312 config/rs6000/e500crtsavg64gprctr.asm: New files.
14313 * config/rs6000/t-ppccomm: Add build rules for new files.
14314 (LIB2FUNCS_STATIC_EXTRA): Add new files.
14315 * config/rs6000/t-netbsd: Add build rules for new files.
14316 (LIB2FUNCS_STATIC_EXTRA): New variable.
14317 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
14318 (CRTSAVRES_DEFAULT_SPEC): Likewise.
14319 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
14321 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
14323 * config/i386/i386.c (ix86_builtin_type): Add
14324 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
14325 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
14326 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
14327 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
14328 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
14329 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
14330 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
14331 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
14332 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
14333 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
14334 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
14335 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
14336 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
14337 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
14338 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
14339 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
14340 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
14341 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
14342 V1DI_FTYPE_V2SI_V2SI.
14343 (bdesc_2arg): Moved to ...
14344 (bdesc_args): Here.
14345 (ix86_init_mmx_sse_builtins): Updated.
14346 (ix86_expand_args_builtin): Updated. Take a pointer
14347 to const struct builtin_description. Handle comparison
14349 (ix86_expand_sse_compare): Take a new argument for swapping operands.
14350 (ix86_expand_builtin): Updated.
14352 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
14353 (ssse3_pmaddubsw128): This.
14354 (ssse3_pmaddubswv4hi3): Renamed to ...
14355 (ssse3_pmaddubsw): This.
14357 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
14358 (__builtin_ia32_packssdw128): Likewise.
14359 (__builtin_ia32_packuswb128): Likewise.
14360 (__builtin_ia32_pmaddubsw): Likewise.
14361 (__builtin_ia32_pmaddubsw128): Likewise.
14363 2008-04-30 Richard Guenther <rguenther@suse.de>
14365 PR tree-optimization/14847
14366 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
14367 (recognize_bits_test): Use it.
14368 (recognize_single_bit_test): Likewise.
14370 2008-04-30 Martin Jambor <mjambor@suse.cz>
14372 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
14373 instead of setting number of formal parameters to zero.
14374 (ipcp_init_stage): Do not set the number of actual parameters to zero
14376 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
14377 which are called with variable number of arguments.
14378 (ipcp_insert_stage): Explicitely skipping all nodes which are
14379 called with variable number of arguments.
14380 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14381 number of parameters.
14383 * ipa-prop.h (struct ipa_node_params): Added flag
14384 called_with_var_arguments
14385 (ipa_set_param_count): Added. Changed sole setter to use it.
14386 (ipa_get_param_count): Added. All readers of param_count
14387 converted to use it instead.
14388 (ipa_set_called_with_variable_arg): Added.
14389 (ipa_is_called_with_var_arguments): Added.
14390 (ipa_get_ith_param): Added. All readers of param_decls converted
14392 (ipa_set_cs_argument_count): Added, sole writer to argument_count
14394 (ipa_get_cs_argument_count): Added, all readers of argument_count
14396 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
14399 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
14400 (struct ipcp_lattice): Renamed cval_type to type
14401 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
14403 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
14404 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
14405 (ipcp_insert_stage): Changed the type of variable cvalue to tree
14406 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
14407 (build_const_val): Changed the type of parameter cvalue to tree
14408 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
14409 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
14411 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
14414 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
14415 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
14416 (ipa_add_method): Renamed to ipa_push_func_to_list
14417 (ipa_remove_method): Renamed to ipa_pop_func_from_list
14418 (ipa_callsite_param_count): Removed.
14419 (ipa_callsite_param_count_set): Removed.
14420 (ipa_callsite_param): Removed.
14421 (ipa_callsite_callee): Removed.
14422 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
14423 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
14424 (ipa_method_formal_count): Removed.
14425 (ipa_method_formal_count_set): Removed.
14426 (ipa_method_get_tree): Removed.
14427 (ipa_method_tree_map_create): Removed.
14428 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
14429 (ipa_create_param_decls_array): Creates the array itself
14430 (ipa_create_param_decls_array): Temporary variable info instead of
14431 a few dereferences.
14432 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
14433 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
14434 (get_type): Removed.
14435 (ipa_jf_get_info_type): Removed.
14436 (ipa_node_create): Renamed to ipa_create_node_params
14437 (ipa_free): Renamed to ipa_free_all_node_params
14438 (ipa_nodes_create): Renamed to ipa_create_all_node_params
14439 (ipa_edges_create): Renamed to ipa_create_all_edge_args
14440 (ipa_edges_free): Renamed to ipa_free_all_edge_args
14441 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
14442 (ipa_free_all_node_params): Deallocation to jump_functions moved to
14443 ipa_free_all_edge_args
14444 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
14445 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
14446 (ipa_create_methodlist_node): Removed.
14447 (ipa_methodlist_method): Removed.
14448 (ipa_methodlist_method_set): Removed.
14449 (ipa_methodlist_next_method): Removed.
14450 (ipa_methodlist_next_method_set): Removed.
14451 (ipa_method_is_modified): Removed.
14452 (ipa_method_modify_create): Removed.
14453 (ipa_method_modify_init): Temporary variable info instead of a few
14455 (ipa_detect_param_modifications): Temporary variable info instead of
14456 a few dereferences.
14457 (ipa_compute_jump_functions): Temporary variable info instead of
14458 a few dereferences.
14459 (ipa_method_modify_set): Removed.
14460 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
14461 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
14462 than craph_node as the first parameter.
14463 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
14464 (ipa_method_modify_init): Removed.
14465 (ipa_compute_jump_functions): Added a temp variable instead of
14466 repeatadly dereferencing the cgraph_edge.aux pointer
14467 (ipa_callsite_param_set_type): Removed.
14468 (ipa_compute_jump_functions): i renamed to index and moved to
14470 (ipa_callsite_param_set_info_type_formal): Removed.
14471 (ipa_callsite_param_set_info_type): Removed.
14472 (ipa_callsite_param_map_create): Removed.
14473 (ipa_callsite_tree): Removed.
14474 (ipa_callsite_caller): Removed.
14475 (ipa_pop_func_from_list): return_method removed to return_func
14477 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
14478 prefixed all values with IPA_. Changed all users.
14479 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
14480 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
14481 and FORMAL_IPATYPE IPA_PASS_THROUGH.
14482 (union parameter_info): Renamed to jump_func_value.
14483 (union jump_func_value): Renamed value to constant
14484 (struct ipa_jump_func): Renamed info_type to value
14485 (struct ipa_node): Renamed to ipa_node_params
14486 (struct ipa_node_params): Renamed ipa_arg_num to param_count
14487 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
14488 (struct ipa_node_params): Renamed ipa_mod to modified_flags
14489 (struct ipa_edge): Renamed to ipa_edge_args
14490 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
14491 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
14492 (struct ipa_methodlist): Renamed to ipa_func_list
14493 (struct ipa_func_list): method_p renamed to node, next_method
14495 (ipa_methodlist_p): Removed, switched all users to struct pointer
14496 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
14498 2008-04-30 Alan Modra <amodra@bigpond.net.au>
14500 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
14501 (rs6000_emit_epilogue): Use backchain to restore only when we
14502 have a large frame. Make use of frame pointer to restore if we
14503 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
14505 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
14507 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14508 Add mode to zero_extract.
14509 (sign bit tests peepholes): (Ditto.).
14511 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
14513 * config/i386/i386.c (ix86_builtins): Replace Prescott New
14514 Instructions in comments with SSE3.
14515 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
14516 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
14517 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
14518 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
14519 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
14520 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
14521 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
14522 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
14523 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
14524 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
14525 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
14526 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
14527 (bdesc_sse_args): Renamed to ...
14528 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
14529 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
14530 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
14531 IX86_BUILTIN_FABSQ.
14532 (bdesc_1arg): Moved to ...
14533 (bdesc_args): Here.
14534 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
14535 Instructions in comments with SSE3.
14536 (ix86_expand_sse_operands_builtin): Renamed to ...
14537 (ix86_expand_args_builtin): This. Updated.
14538 (ix86_expand_unop1_builtin): Update comments.
14539 (ix86_expand_builtin): Updated.
14541 2008-04-29 Richard Guenther <rguenther@suse.de>
14543 PR tree-optimization/36078
14544 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
14545 Update virtual SSA form after cleaning up the CFG.
14547 2008-04-29 Richard Guenther <rguenther@suse.de>
14549 PR middle-end/15255
14550 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
14552 2008-04-29 Richard Guenther <rguenther@suse.de>
14554 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
14555 (compute_may_aliases): Do not call finalize_ref_all_pointers.
14556 (compute_flow_insensitive_aliasing): Do not treat
14557 PTR_IS_REF_ALL pointers special.
14558 (get_smt_for): Likewise.
14559 (may_alias_p): Re-structure.
14560 (is_escape_site): A ref-all pointer conversion is not an escape site.
14561 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
14562 PTR_IS_REF_ALL pointers special.
14563 * tree-ssa-structalias.h (struct alias_info): Remove
14564 ref_all_symbol_mem_tag field.
14565 (PTR_IS_REF_ALL): Remove.
14567 2008-04-29 Richard Guenther <rguenther@suse.de>
14569 PR middle-end/36077
14570 * fold-const.c (extract_muldiv_1): In combining division constants
14571 make sure to never overflow.
14573 2008-04-29 Nick Clifton <nickc@redhat.com>
14575 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
14577 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14580 * optc-gen.awk: Work around HP-UX/IA awk bug.
14582 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
14584 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
14587 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14590 * config/i386/i386.md
14591 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
14592 Change operand 1 predicate to nonimmediate_operand.
14594 2008-04-28 Jakub Jelinek <jakub@redhat.com>
14597 * dwarf2out.c (struct die_struct): Mark as chain_circular through
14599 * gengtype.c (walk_type, write_func_for_structure): Handle
14601 * doc/gty.texi: Document chain_circular.
14603 2008-04-28 Richard Guenther <rguenther@suse.de>
14605 PR tree-optimization/36066
14606 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
14609 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14612 * config/i386/i386.md
14613 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
14614 Use match_scratch instead of match_operand for operands 3 and 4.
14616 2008-04-27 Richard Guenther <rguenther@suse.de>
14618 PR tree-optimization/18754
14619 PR tree-optimization/34223
14620 * tree-pass.h (pass_complete_unrolli): Declare.
14621 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
14622 loop size before and after unconditionally of UL_NO_GROWTH in effect.
14623 Rewrite loop into loop closed SSA form if it is not already.
14624 (tree_unroll_loops_completely): Re-structure to iterate over
14625 innermost loops with intermediate CFG cleanups.
14626 Unroll outermost loops only if requested or the code does not grow
14628 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
14629 loops are available.
14630 (tree_vectorize): Instead do so here.
14631 (tree_complete_unroll): Also unroll outermost loops.
14632 (tree_complete_unroll_inner): New function.
14633 (gate_tree_complete_unroll_inner): Likewise.
14634 (pass_complete_unrolli): New pass.
14635 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
14636 uses outside of the loop.
14637 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
14638 form if it is available.
14639 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
14640 * passes.c (init_optimization_passes): Schedule complete inner
14641 loop unrolling pass before the first CCP pass after final inlining.
14643 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
14645 * targhooks.h (default_emutls_var_fields,
14646 default_emutls_var_init): Declare.
14647 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
14648 * target.h (struct gcc_target): Add struct emutls member.
14649 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
14650 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
14651 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
14652 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
14653 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
14654 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
14655 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
14656 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
14657 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
14658 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
14659 emit debug information.
14660 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
14661 * varasm.c: Include targhooks.h.
14662 (emutls_object_section, emutls_tmpl_section): New.
14663 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
14664 (EMUTLS_SEPARATOR): New.
14665 (prefix_name): New.
14666 (get_emutls_object_name): New.
14667 (default_emutls_var_fields): New, broken out of ...
14668 (get_emutls_object_type): ... here. Adjust to use target hooks.
14669 (get_emutls_init_templ_addr): Adjust to use target hooks.
14670 (emutls_decl): Adjust to use target hooks.
14671 (emutls_finish): Likewise.
14672 (default_emutls_var_init): New, broken out of ...
14673 (assemble_variable): ... here. Adjust to use target hooks.
14674 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
14675 SECCAT_EMUTLS_TMPL.
14676 * c-common.c (handle_section_attribute): Prevent overriding
14677 sections for emulated tls with special sections.
14678 * config/i386/i386.c (x86_64_elf_select_section): Add
14679 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
14680 (x86_64_elf_unique_section): Likewise.
14681 * config/vxworks.c: Include tree.h.
14682 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
14683 (vxworks_override_options): Set TLS scheme.
14684 * doc/tm.texi (Emulated TLS): New node.
14686 2008-04-26 Simon Baldwin <simonb@google.com>
14689 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
14690 with propagated string constants.
14692 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
14694 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
14695 constraint for operand 2 when operand 0 is memory operand.
14696 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
14697 operand 0 is memory operand.
14698 (fix_trunc<mode>_i387_with_temp): Ditto.
14699 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
14700 operand 2 when operand 1 is memory operand.
14701 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
14702 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
14703 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
14704 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
14705 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
14706 operands 2,3 and 4 when operand 1 is memory operand.
14707 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
14709 (fistdi2_floor_with_temp): Ditto.
14710 (fist<mode>2_floor_with_temp): Ditto.
14711 (fistdi2_ceil_with_temp): Ditto.
14712 (fist<mode>2_ceil_with_temp): Ditto.
14713 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
14715 2008-04-26 David Daney <ddaney@avtrex.com>
14717 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
14719 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
14720 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14721 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14722 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
14723 (compare_and_swap_12): New insn.
14724 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
14725 * config/mips/mips.c (mips_force_binary): New function.
14726 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
14727 (mips_expand_compare_and_swap_12): New function.
14728 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
14730 2008-04-25 Jan Hubicka <jh@suse.cz>
14733 * cfgexpand.c (pass_expand): Turn into RTL pass.
14734 * passes.c (execute_one_pass): Do pass typechecking after execution.
14735 * tree-pass.h (pass_expand): Turn into RTL pass.
14737 * function.h (struct rtl_data): Move here fields
14738 accesses_prior_frames, calls_eh_return, saves_all_registers,
14739 has_nonlocal_goto, has_asm_statement, is_thunk,
14740 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
14741 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
14742 arg_pointer_save_area_init from struct function; turn into bool.
14743 (struct function): Move
14744 calls_eh_return, saves_all_registers, has_nonlocal_goto,
14745 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
14746 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
14747 tail_call_emit, arg_pointer_save_area_init
14748 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
14749 (current_function_returns_struct, current_function_returns_pcc_struct,
14750 current_function_calls_setjmp, current_function_calls_alloca,
14751 current_function_accesses_prior_frames,
14752 current_function_calls_eh_return, current_function_is_thunk,
14753 current_function_stdarg, current_function_profile,
14754 current_function_limit_stack, current_function_uses_pic_offset_table,
14755 current_function_uses_const_pool, current_function_has_nonlocal_label,
14756 current_function_saves_all_registers,
14757 current_function_has_nonlocal_goto,
14758 current_function_has_asm_statement): Remove accesor macros.
14759 * ra-conflict.c (global_conflicts): Update.
14760 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
14761 (suitable_for_tail_call_opt_p): Update.
14762 * builtins.c (expand_builtin_return_addr): Update.
14763 (expand_builtin_setjmp_setup): Update.
14764 (expand_builtin_nonlocal_goto): Update.
14765 * final.c (final_start_function): Update.
14766 (profile_function): Update.
14767 (leaf_function_p): Update.
14768 (only_leaf_regs_used): Update.
14769 * df-scan.c (df_get_exit_block_use_set): Update.
14770 * dojump.c (clear_pending_stack_adjust): Update.
14771 * tree-stdarg.c (gate_optimize_stdarg): Update.
14772 * gimple-low.c (lower_function_body): Update.
14773 * global.c (compute_regsets): Update.
14774 (global_alloc): Update.
14775 * dwarf2out.c (dwarf2out_begin_prologue): Update.
14776 * expr.c (expand_assignment): Update.
14777 * dse.c (dse_step0): Update.
14778 (dse_step1): Update.
14779 * c-decl.c (store_parm_decls): Update.
14780 * local-alloc.c (combine_regs): Update.
14781 (find_free_reg): Update.
14782 * function.c (assign_parms_augmented_arg_list): Update.
14783 (assign_parm_find_data_types): Update.
14784 (assign_parms): Update.
14785 (allocate_struct_function): Update.
14786 (expand_function_start): Update.
14787 (expand_function_end): Update.
14788 (get_arg_pointer_save_area): Update.
14789 (thread_prologue_and_epilogue_insns): Update.
14790 (rest_of_match_asm_constraints): Update.
14791 * stor-layout.c (variable_size): Update.
14792 * gcse.c (gcse_main): Update.
14793 (bypass_jumps): Update.
14794 * gimplify.c (gimplify_function_tree): Update.
14795 * calls.c (emit_call_1): Update.
14796 (expand_call): Update.
14797 * bt-load.c (compute_defs_uses_and_gen): Update.
14798 * except.c (sjlj_assign_call_site_values): Update.
14799 (sjlj_emit_function_enter): Update.
14800 (can_throw_external): Update.
14801 (set_nothrow_function_flags): Update.
14802 (expand_builtin_unwind_init): Update.
14803 (expand_eh_return): Update.
14804 (convert_to_eh_region_ranges): Update.
14805 (output_function_exception_table): Update.
14806 * emit-rtl.c (gen_tmp_stack_mem): Update.
14807 * cfgexpand.c (expand_used_vars): Update.
14808 (tree_expand_cfg): Update.
14809 * cfgcleanup.c (rest_of_handle_jump): Update.
14810 * explow.c (allocate_dynamic_stack_space): Update.
14811 * varasm.c (assemble_start_function): Update.
14812 (force_const_mem): Update.
14813 (mark_constant_pool): Update.
14814 * tree-optimize.c (tree_rest_of_compilation): Update.
14815 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
14816 * tree-cfg.c (notice_special_calls): Update.
14817 (is_ctrl_altering_stmt): Update.
14818 (tree_can_make_abnormal_goto): Update.
14819 (tree_purge_dead_abnormal_call_edges): Update.
14820 * config/alpha/predicates.md: Update.
14821 * config/alpha/alpha.c (alpha_sa_mask): Update.
14822 (alpha_sa_size): Update.
14823 (alpha_does_function_need_gp): Update.
14824 (alpha_expand_prologue): Update.
14825 (alpha_start_function): Update.
14826 (alpha_output_function_end_prologue): Update.
14827 (alpha_expand_epilogue): Update.
14828 * config/frv/frv.c (frv_stack_info): Update.
14829 (frv_expand_epilogue): Update.
14830 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
14831 (s390_register_info): Update.
14832 (s390_frame_info): Update.
14833 (s390_init_frame_layout): Update.
14834 (s390_can_eliminate): Update.
14835 (save_gprs): Update.
14836 * config/spu/spu.c (spu_split_immediate): Update.
14837 (need_to_save_reg): Update.
14838 (spu_expand_prologue): Update.
14839 (spu_expand_epilogue): Update.
14840 * config/sparc/sparc.md: Update.
14841 * config/sparc/sparc.c (eligible_for_return_delay): Update.
14842 (sparc_tls_got): Update.
14843 (legitimize_pic_address): Update.
14844 (sparc_emit_call_insn): Update.
14845 (sparc_expand_prologue): Update.
14846 (output_return): Update.
14847 (print_operand): Update.
14848 (sparc_function_ok_for_sibcall): Update.
14849 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
14850 * config/m32r/m32r.md: Update.
14851 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
14852 (m32r_compute_frame_size): Update.
14853 (m32r_expand_prologue): Update.
14854 (m32r_expand_epilogue): Update.
14855 (m32r_legitimize_pic_address): Update.
14856 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
14857 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14858 * config/i386/i386.c (ix86_frame_pointer_required): Update.
14859 (gen_push): Update.
14860 (ix86_save_reg): Update.
14861 (ix86_compute_frame_layout): Update.
14862 (ix86_expand_prologue): Update.
14863 (ix86_expand_epilogue): Update.
14864 * config/sh/sh.c (output_stack_adjust): Update.
14865 (calc_live_regs): Update.
14866 (sh5_schedule_saves): Update.
14867 (sh_expand_prologue): Update.
14868 (sh_expand_epilogue): Update.
14869 (sh_setup_incoming_varargs): Update.
14870 (sh_allocate_initial_value): Update.
14871 (sh_get_pr_initial_val): Update.
14872 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
14873 * config/sh/sh.md (label:): Update.
14874 * config/avr/avr.c (out_movhi_mr_r): Update.
14875 * config/crx/crx.h (enum): Update.
14876 * config/xtensa/xtensa.h (along): Update.
14877 * config/stormy16/stormy16.c Update.
14878 (xstormy16_compute_stack_layout): Update.
14879 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
14880 (fr30_expand_prologue): Update.
14881 * config/cris/cris.c (cris_conditional_register_usage): Update.
14882 (cris_reg_saved_in_regsave_area): Update.
14883 (cris_initial_frame_pointer_offset): Update.
14884 (cris_simple_epilogue): Update.
14885 (cris_expand_prologue): Update.
14886 (cris_expand_epilogue): Update.
14887 (cris_expand_pic_call_address): Update.
14888 (cris_asm_output_symbol_ref): Update.
14889 (cris_asm_output_label_ref): Update.
14890 * config/cris/cris.md Update.
14891 * config/iq2000/iq2000.c (compute_frame_size): Update.
14892 (iq2000_expand_epilogue): Update.
14893 * config/mt/mt.h (save_direction): Update.
14894 * config/mn10300/mn10300.c (mn10300_function_value): Update.
14895 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14896 (ia64_secondary_reload_class): Update.
14897 * config/m68k/m68k.c (m68k_save_reg): Update.
14898 (m68k_expand_prologue): Update.
14899 (m68k_expand_epilogue): Update.
14900 (legitimize_pic_address): Update.
14901 * config/rs6000/rs6000.c (rs6000_got_register): Update.
14902 (first_reg_to_save): Update.
14903 (first_altivec_reg_to_save): Update.
14904 (compute_vrsave_mask): Update.
14905 (compute_save_world_info): Update.
14906 (rs6000_stack_info): Update.
14907 (spe_func_has_64bit_regs_p): Update.
14908 (rs6000_ra_ever_killed): Update.
14909 (rs6000_emit_eh_reg_restore): Update.
14910 (rs6000_emit_allocate_stack): Update.
14911 (rs6000_emit_prologue): Update.
14912 (rs6000_emit_epilogue): Update.
14913 (rs6000_output_function_epilogue): Update.
14914 (output_profile_hook): Update.
14915 (rs6000_elf_declare_function_name): Update.
14916 * config/rs6000/rs6000.h (rs6000_args): Update.
14917 * config/rs6000/rs6000.md: Update.
14918 * config/mcore/mcore.c (mcore_expand_prolog): Update.
14919 * config/arc/arc.c (arc_output_function_epilogue): Update.
14920 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
14921 * config/darwin.c (machopic_function_base_name): Update.
14922 * config/score/score3.c (score3_compute_frame_size): Update.
14925 (score3_epilogue): Update.
14926 * config/score/score7.c (score7_compute_frame_size): Update.
14927 (score7_prologue): Update.
14928 (score7_epilogue): Update.
14929 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
14930 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14931 * config/arm/arm.c (use_return_insn): Update.
14932 (require_pic_register): Update.
14933 (arm_load_pic_register): Update.
14934 (arm_compute_save_reg0_reg12_mask): Update.
14935 (arm_compute_save_reg_mask): Update.
14936 (thumb1_compute_save_reg_mask): Update.
14937 (output_return_instruction): Update.
14938 (arm_output_function_prologue): Update.
14939 (arm_output_epilogue): Update.
14940 (arm_get_frame_offsets): Update.
14941 (arm_expand_prologue): Update.
14942 (thumb_pushpop): Update.
14943 (thumb_exit): Update.
14944 (thumb1_expand_prologue): Update.
14945 (thumb1_expand_epilogue): Update.
14946 (arm_unwind_emit): Update.
14947 (arm_output_fn_unwind): Update.
14948 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
14949 * config/arm/arm.md: Update.
14950 * config/pa/pa.md: Update.
14951 * config/pa/pa.c (legitimize_pic_address): Update.
14952 (compute_frame_size): Update.
14953 (hppa_expand_prologue): Update.
14954 (hppa_expand_epilogue): Update.
14955 (borx_reg_operand): Update.
14956 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
14957 (HARD_REGNO_RENAME_OK): Update.
14958 * config/mips/mips.c (mips_global_pointer): Update.
14959 (mips_save_reg_p): Update.
14960 (mips_compute_frame_info): Update.
14961 (mips_frame_pointer_required): Update.
14962 (mips_expand_prologue): Update.
14963 (mips_expand_epilogue): Update.
14964 (mips_can_use_return_insn): Update.
14965 (mips_reorg_process_insns): Update.
14966 * config/v850/v850.c (compute_register_save_size): Update.
14967 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
14968 * config/mmix/mmix.c (along): Update.
14969 (mmix_expand_epilogue): Update.
14970 * config/bfin/bfin.c (legitimize_pic_address): Update.
14971 (must_save_p): Update.
14972 (stack_frame_needed_p): Update.
14973 (add_to_reg): Update.
14974 (bfin_expand_prologue): Update.
14975 * stmt.c (expand_asm_operands): Update.
14976 * reload1.c (reload): Update.
14977 (init_elim_table): Update.
14979 2008-04-25 Bob Wilson <bob.wilson@acm.org>
14981 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
14983 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
14985 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
14986 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
14987 (mov<mode>): Removed.
14988 (*movv4sf_internal): Likewise.
14989 (*movv2df_internal): Likewise.
14991 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
14993 * config.gcc (crx-*-elf): Remove deprecation.
14995 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
14997 * config/i386/cygming-crtend.c (register_frame_ctor): Register
14998 __gcc_deregister_frame with atexit.
14999 (deregister_frame_dtor): Remove.
15001 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
15002 Nathan Sidwell <nathan@codesourcery.com>
15004 * config/rs6000/rs6000.opt (mspe): Remove Var property.
15006 * config/rs6000/rs6000.h (rs6000_spe): Declare.
15007 (rs6000_isel): Likewise.
15008 * config/rs6000/rs6000.c (rs6000_spe): New variable.
15009 (rs6000_isel): New variable.
15010 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
15012 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15015 * c-common.c (handle_vector_size_attribute): Call
15016 lang_hooks.types.reconstruct_complex_type instead of
15017 reconstruct_complex_type.
15018 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
15019 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
15020 * langhooks.h (struct lang_hooks_for_types): Add
15021 reconstruct_complex_type hook.
15022 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
15023 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
15025 2008-04-24 Richard Guenther <rguenther@suse.de>
15027 * c-common.h (check_builtin_function_arguments): Declare.
15028 * c-common.c (validate_nargs): New function.
15029 (check_builtin_function_arguments): Likewise.
15030 * c-typeck.c (build_function_call): Call
15031 check_builtin_function_arguments.
15032 * builtins.c (fold_builtin_classify): Remove error reporting code.
15033 (fold_builtin_unordered_cmp): Likewise.
15034 (fold_builtin_1): Likewise.
15035 (fold_builtin_n): Likewise.
15037 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15039 PR tree-optimization/36008
15040 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
15041 the original op1, rather than delta by step.
15043 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
15044 Sebastian Pop <sebastian.pop@amd.com>
15046 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
15047 eliminate_local_variables_stmt, eliminate_local_variables,
15048 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
15049 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
15050 of code delimited by two edges in the CFG.
15051 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
15052 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
15053 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
15054 the case of parallelisation of reductions.
15055 (expr_invariant_in_region_p): New.
15057 * tree-flow.h (gather_blocks_in_sese_region): Declared.
15058 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
15060 2008-04-24 Ira Rosen <irar@il.ibm.com>
15061 Richard Guenther <rguenther@suse.de>
15063 PR tree-optimization/36034
15064 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
15065 incapable of dealing with loads with gaps.
15067 2008-04-24 Rafael Espindola <espindola@google.com>
15069 * tree-flow.h (vrp_evaluate_conditional): Change signature.
15070 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15071 vrp_evaluate_conditional.
15072 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
15073 (vrp_evaluate_conditional): Split the cond argument.
15074 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
15075 (simplify_stmt_for_jump_threading): Update call to
15076 vrp_evaluate_conditional.
15078 2008-04-24 Ira Rosen <irar@il.ibm.com>
15080 PR tree-optimization/35982
15081 * tree-vect-analyze.c (vect_check_interleaving): Check that the
15082 interleaved data-refs are of the same type.
15084 2008-04-24 Danny Smith <dannysmith@users.net>
15086 * c-format.c (check_format_info_main): Use strncmp rather than a
15087 magic prefix to handle multichar length specs.
15088 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
15089 Don't prefix "I64" and "I32" with '\0'.
15091 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15094 * config/i386/i386.c (init_cumulative_args): Don't pass anything
15095 in registers for -m32 only if stdarg_p (fntype).
15097 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
15099 PR rtl-optimization/36006
15100 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
15101 temp to op0 in order to avoid invalid rtx sharing.
15103 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
15105 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
15106 check TREE_INVARIANT.
15107 * tree-gimple.c (is_gimple_address): New.
15108 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
15109 * tree-gimple.h (is_gimple_address): New.
15110 * tree.h (decl_address_invariant_p): New.
15111 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
15112 (build_string): Likewise.
15113 (decl_address_invariant_p): New, from is_gimple_invariant_address.
15114 (tree_invariant_p_1): Likewise.
15115 (save_expr): Use it.
15116 (tree_invariant_p): New.
15117 (skip_simple_arithmetic): Use it.
15118 (stabilize_reference_1): Use it.
15119 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
15121 (build1_stat): Drop code to compute TREE_INVARIANT.
15122 (build2_stat): Drop code to compute TREE_INVARIANT.
15123 (build3_stat): Drop code to compute TREE_INVARIANT.
15124 (build4_stat): Drop code to compute TREE_INVARIANT.
15125 (build5_stat): Drop code to compute TREE_INVARIANT.
15126 (build7_stat): Drop code to compute TREE_INVARIANT.
15127 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
15128 * tree.h (struct tree_base): Remove invariant_flag.
15129 (TREE_INVARIANT): Remove.
15130 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
15131 (fold_builtin_expect): Check TREE_CONSTANT.
15132 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
15133 * c-tree.h (c_expr_to_decl): Drop third parameter.
15134 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
15135 (build_c_cast): Don't set TREE_INVARIANT.
15136 (pop_init_level): Don't set TREE_INVARIANT.
15137 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
15138 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
15140 (gimplify_init_constructor): Don't set TREE_INVARIANT.
15141 (gimplify_addr_expr): Adjust comment.
15142 * tree-mudflap.c (mf_build_string):
15143 * print-tree.c (print_node): Don't print TREE_INVARIANT.
15144 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
15145 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
15146 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
15147 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
15148 * langhooks.h (struct lang_hooks): Drop third parameter from
15151 2008-04-23 Richard Guenther <rguenther@suse.de>
15153 PR tree-optimization/27799
15154 PR tree-optimization/32921
15155 PR tree-optimization/32624
15156 * tree-ssa-structalias.c (merge_smts_into): Only merge the
15157 SMTs aliases and the tag itself into the solution.
15158 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
15159 merge the points-to solution back into the SMT aliases.
15160 (may_alias_p): Use alias_set_subset_of instead of
15161 aliases_conflict_p. A pointer which points to
15162 memory with alias set zero may access any variable.
15164 2008-04-23 Richard Guenther <rguenther@suse.de>
15166 * alias.c (alias_set_subset_of): Correctly handle asking
15167 if zero is a subset of an alias set with zero child.
15168 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
15169 (compute_flow_insensitive_aliasing): Correctly walk all
15170 pointers. Do not unnecessarily union sets.
15172 2008-04-23 Richard Guenther <rguenther@suse.de>
15174 PR middle-end/36021
15175 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
15177 2008-04-22 Tomas Bily <tbily@suse.cz>
15179 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
15181 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
15183 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15184 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15185 * tree-inline.c (estimate_num_insns_1): Likewise.
15186 * varasm.c (const_hash_1, compare_constant, copy_constant)
15187 (compute_reloc_for_constant, output_addressed_constants): Likewise.
15188 * emit-rtl.c (component_ref_for_mem_expr)
15189 (set_mem_attributes_minus_bitpos): Likewise.
15190 * expr.c (highest_pow2_factor, expand_expr_real_1, )
15191 (is_aligning_offset): Likewise.
15192 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
15193 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15194 * dojump.c (do_jump): Likewise.
15195 * builtins.c (get_pointer_alignment, get_memory_rtx)
15196 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
15197 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
15199 2008-04-23 Jakub Jelinek <jakub@redhat.com>
15201 PR rtl-optimization/36017
15202 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
15203 expanding the library call.
15205 2008-04-22 Ian Lance Taylor <iant@google.com>
15207 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
15208 than size_in_bytes.
15210 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
15212 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
15213 of LR/CTR moves for Power6.
15215 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15217 PR middle-end/36003
15218 * passes.c (init_optimization_passes): Remove
15219 pass_fast_rtl_byte_dce.
15221 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
15224 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
15225 builtin functions to generate faster code.
15226 (_mm_cvtpu16_ps): Ditto.
15227 (_mm_cvtpi32x2_ps): Ditto.
15229 2008-04-22 Nick Clifton <nickc@redhat.com>
15231 * common.opt (ftree-loop-distribution): Add Optimization
15234 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
15235 (frv_expand_builtin_va_start): Likewise.
15237 * config/arm/arm.c (thumb_find_work_register): Fix location of
15238 argument register count.
15240 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15242 Support scheduling for ColdFire V1 and V3 microarchitecture.
15243 Improve scheduling of multiplication instructions.
15245 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
15246 (mac): New instruction attribute.
15247 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
15248 (m68k_sched_mac): New variable.
15249 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
15250 Handle cfv1 and cfv3.
15251 (max_insn_size): New static variable.
15252 (struct _sched_ib): New type.
15253 (sched_ib): New static variable.
15254 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
15255 to fields of 'struct _sched_ib sched_ib'. Update all uses.
15256 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
15258 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
15259 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
15260 new variables. Update.
15261 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15262 Add modeling of cfv3 instruction buffer. Update.
15263 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
15264 * config/m68k/m68k.h (TUNE_CFV3): New macro.
15265 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
15266 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
15267 a particular reservation applies to.
15268 (type2): Reorganize attribute values. Rename alu to alu_reg,
15269 alu_l to alu, move_l to omove. Join move to alu. Split mul
15270 to mul_l and mul_w.
15271 (cf_ib_*): Simplify description of instruction buffer.
15272 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
15273 (cf_mem): Split into cf_mem1 and cf_mem2.
15274 (cf_v2_move_??): Rename to cfv12_alu_??.
15275 (cf_v2_move_l_??): Rename to cfv12_omove_??.
15276 (cf_v2_mul_??): Remove reservations.
15277 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
15278 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
15279 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
15281 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
15282 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
15283 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
15284 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
15285 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
15286 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
15287 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
15288 expansions of the above reservations for instructions of sizes
15291 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15293 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
15295 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
15297 * coverage.c: Include tree-pass.h.
15298 (coverage_counter_alloc): Print da_file_name to the dump file.
15300 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15302 * sbitmap.c (sbitmap_range_empty_p): New function.
15303 * sbitmap.h (sbitmap_range_empty_p): New function.
15304 * bitmap.h: Now includes obstack.h.
15306 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
15307 Kenneth Zadeck <zadeck@naturalbridge.com>
15309 * dbgcnt.def (ra_byte_scan): Added.
15310 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
15311 when the last hit happens for a counter.
15312 * timevar.def (TV_DF_BYTE_LR): New variable.
15313 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
15314 * passes.c (pass_fast_rtl_byte_dce): New pass.
15315 * fwprop.c (update_df): Added mode to call df_ref_create.
15316 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15317 DF_REF_EXTRACT_OFFSET.
15318 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
15319 DF_BYTE_LR_OUT, df_byte_lr): New macro.
15321 (df_ref_extract): Added mode field.
15322 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
15323 DF_REF_EXTRACT_OFFSET.
15324 (DF_REF_EXTRACT_MODE): New macro.
15325 (df_byte_lr_bb_info): New structure.
15326 (df_print_byte_regset, df_compute_accessed_bytes,
15327 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
15328 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
15329 df_byte_lr_simulate_uses,
15330 df_byte_lr_simulate_artificial_refs_at_top,
15331 df_byte_lr_simulate_artificial_refs_at_end,
15332 df_compute_accessed_bytes): New function.
15333 (df_ref_create): Add parameter.
15334 (df_byte_lr_get_bb_info): New inline function.
15335 * df-scan.c (df_ref_record, df_uses_record,
15336 df_ref_create_structure): Added mode parameter.
15337 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
15338 df_defs_record, df_uses_record, df_get_conditional_uses,
15339 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
15340 df_entry_block_defs_collect, df_exit_block_uses_collect):
15341 Added mode parameter to calls to df_ref_record, df_uses_record,
15342 df_ref_create_structure.
15343 (df_ref_equal_p, df_ref_compare): Added test for modes.
15344 (df_ref_create_structure): Added code to set mode. Renamed
15345 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15346 DF_REF_EXTRACT_OFFSET.
15347 * df-core.c (df_print_byte_regset): New function.
15348 * df-byte-scan.c: New file.
15349 * df-problems.c (df_rd_transfer_function): Removed unnecessary
15350 calls to BITMAP_FREE.
15351 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
15352 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
15353 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
15354 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
15355 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
15356 df_byte_lr_local_compute, df_byte_lr_init,
15357 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
15358 df_byte_lr_transfer_function, df_byte_lr_free,
15359 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
15360 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
15361 df_byte_lr_simulate_uses,
15362 df_byte_lr_simulate_artificial_refs_at_top,
15363 df_byte_lr_simulate_artificial_refs_at_end): New function.
15364 * dce.c (byte_dce_process_block): New function.
15365 (dce_process_block): au is now passed in rather than computed
15366 locally. Changed loops that look at artificial defs to not look
15367 for conditional or partial ones, because there never are any.
15368 (fast_dce): Now is able to drive byte_dce_process_block or
15369 dce_process_block depending on the kind of dce being done.
15370 (rest_of_handle_fast_dce): Add parameter to fast_dce.
15371 (rest_of_handle_fast_byte_dce): New function.
15372 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
15373 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
15375 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
15378 * gcc.h: Added fortran options that take arguments to
15379 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
15382 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
15384 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
15385 scalarization if on the LHS and not a full access.
15387 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15389 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
15391 2008-04-18 Rafael Espindola <espindola@google.com>
15393 * tree-vrp.c (find_case_label_index): Fix the binary search.
15394 (find_case_label_range): New.
15395 (vrp_visit_switch_stmt): Use find_case_label_range.
15396 (simplify_switch_using_ranges): Use find_case_label_range.
15398 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
15400 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
15401 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
15403 2008-04-18 Tom Tromey <tromey@redhat.com>
15406 * doc/cpp.texi (Implementation-defined behavior): Mention
15409 2008-04-18 Ian Lance Taylor <iant@google.com>
15411 * fold-const.c (pointer_may_wrap_p): New static function.
15412 (fold_comparison): Add another test for pointer overflow. Use
15413 pointer_may_wrap_p to disable some false positives.
15415 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
15417 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
15418 (fname_as_string): Match updated cpp_interpret_string prototype.
15419 (fix_string_type): Support char16_t* and char32_t*.
15420 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
15421 derivative) nodes. Register as builtin if C++0x.
15422 (c_parse_error): Support CPP_CHAR{16,32}.
15423 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
15424 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
15425 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
15426 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
15427 CTI_CHAR32_ARRAY_TYPE>: New elements.
15428 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
15429 char32_type_node, signed_char32_type_node, char16_array_type_node,
15430 char32_array_type_node): New defines.
15431 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
15432 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
15433 (lex_string): Support CPP_STRING{16,32}, match updated
15434 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
15435 (lex_charconst): Support CPP_CHAR{16,32}.
15436 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
15437 and CPP_STRING{16,32}.
15439 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
15442 * aclocal.m4: Regenerate.
15443 * configure: Regenerate.
15445 2008-04-18 Jan Hubicka <jh@suse.cz>
15447 * except.c (dw2_size_of_call_site_table,
15448 sjlj_size_of_call_site_table): Use vector API for call_site_record.
15450 * cgraphbuild.c (build_cgraph_edges): Update.
15451 * tree-pass.h: Update comment.
15452 * final.c (leaf_function_p): Update.
15453 (leaf_renumber_regs): Update.
15454 (rest_of_clean_state): Update.
15455 * omp-low.c (expand_omp_parallel): Update.
15456 * ipa-reference.c (analyze_function): Update.
15457 * reorg.c (find_end_label): Update.
15458 (optimize_skip): Update.
15459 (fill_simple_delay_slots): Update.
15460 (fill_simple_delay_slots): Update.
15461 (make_return_insns): Update.
15462 (dbr_schedule): Update.
15463 * gimple-low.c (record_vars_into): Update.
15464 * cfgbuild.c (make_edges): Update.
15465 * function.c (assign_stack_local): Update.
15466 (assign_parm_adjust_stack_rtl): Update.
15467 (locate_and_pad_parm): Update.
15468 (allocate_struct_function): Do not initialize stack_alignment_needed
15469 and preferred_stack_boundary here.
15470 (stack_protect_prologue): Update.
15471 (stack_protect_epilogue): Update.
15472 (expand_function_start): Initialize stack_alignment_needed,
15473 preferred_stack_boundary and max_jumptable_ents.
15474 (expand_function_end): Update.
15475 (free_after_compilation): Do not NULLify epilogue_delay_list.
15476 * function.h (struct rtl_data): Add stack_protect_guard,
15477 stack_alignment_needed,
15478 preferred_stack_boundary, epilogue_delay_list.
15479 (struct function): Remove value_histograms, stack_alignment_needed,
15480 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
15482 unexpanded_var_list, stack_protect_guard.
15483 (current_function_epilogue_delay_list): Remove.
15484 * ipa-type-escape.c (analyze_function): Update.
15485 * gimplify.c (pop_gimplify_context): Update comment.
15486 * calls.c (expand_call): Update.
15487 (emit_library_call_value_1): Update.
15488 * except.c (set_nothrow_function_flags): Update.
15489 * cfgexpand.c (get_decl_align_unit): Update.
15490 (create_stack_guard): Update.
15491 (estimated_stack_frame_size): Update.
15492 (expand_used_vars): Update.
15493 (tree_expand_cfg): Free histogram earliers, init expansion variables.
15494 * explow.c (allocate_dynamic_stack_space): Update.
15495 * tree-ssa-live.c (remove_unused_locals): Update.
15496 * varasm.c (mark_constant_pool): Update.
15497 * tree-inline.c (remap_decls): Update.
15498 (initialize_cfun): Update.
15499 (declare_return_variable): Update.
15500 (inline_forbidden_p): Update.
15501 (expand_call_inline): Update.
15502 (declare_inline_vars): Update.
15503 (tree_function_versioning): Update.
15504 * tree-flow.h (value_histograms): New.
15505 (VALUE_HISTOGRAMS): New macro.
15506 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
15508 * tree-cfg.c (set_bb_for_stmt): Update.
15509 (replace_by_duplicate_decl): Update.
15510 (move_block_to_fn): Update.
15511 (new_label_mapper): Update.
15512 (dump_function_to_file): Update.
15513 * ipa-struct-reorg.c (build_data_structure): Update.
15514 * cfgrtl.c (print_rtl_with_bb): Update.
15515 * reload1.c (reload): Update.
15517 * config/i386/i386.c (setup_incoming_varargs_64,
15518 ix86_compute_frame_layout): Update.
15519 * config/arc/arc.c (arc_output_function_epilogue): Update.
15521 2008-04-18 Marius Strobl <marius@FreeBSD.org>
15523 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
15524 for FreeBSD as well.
15525 * gthr-posix95.h: Likewise.
15527 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
15529 PR rtl-optimization/35838
15530 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
15531 out the byte offset of the first subreg.
15533 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
15535 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
15536 to split_ti instead of three separate calls with single member arrays.
15537 (subti3 splitter): Ditto.
15538 (adddi3 splitter): Ditto with split_di.
15539 (subdi3 splitter): Ditto.
15540 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
15541 two separate calls with single member arrays. Swap match_dup
15542 operands 1 and 2 to better fit into the array.
15543 (negdi2 splitter): Ditto with split_di.
15544 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
15545 two separate calls with single member arrays. Swap match_dup operands
15546 6 and 7 to better fit into the array.
15548 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
15550 * config/i386/i386.c (sse_builtin_type): New.
15551 (bdesc_sse_args): Likewise.
15552 (bdesc_sse_3arg): Removed.
15553 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15554 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
15555 IX86_BUILTIN_ROUNDPS.
15556 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
15557 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
15558 IX86_BUILTIN_ROUNDPS.
15559 (ix86_expand_sse_4_operands_builtin): Removed.
15560 (ix86_expand_sse_operands_builtin): New.
15561 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
15562 and CODE_FOR_sse4_1_roundps.
15563 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15564 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
15566 2008-04-17 Alan Modra <amodra@bigpond.net.au>
15569 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
15570 regs before frame pop when needed. If use_backchain_to_restore_sp
15571 then load backchain into a temp reg to restore vr and vrsave. Add
15572 code to restore vr after frame pop if possible.
15574 2008-04-17 Richard Guenther <rguenther@suse.de>
15576 * tree-vn.c (expressions_equal_p): Do not check type
15577 equality or compatibility before calling operand_equal_p.
15578 * fold-const.c (operand_equal_p): Check equivalence of
15579 integer constants before bailing out due to signedness or
15580 precision differences.
15581 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
15582 spurious differences in type qualification. Ignore types
15583 for COMPONENT_REFs at all.
15585 2008-04-17 Christian Bruel <christian.bruel@st.com>
15587 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
15588 msw_skip comparison.
15590 2008-04-16 Jakub Jelinek <jakub@redhat.com>
15593 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
15596 PR tree-optimization/35899
15597 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
15598 rather than TREE_OPERAND.
15600 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
15603 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
15604 temporary registers. Change operand predicate to general_operand.
15605 (remainderxf3): Ditto.
15607 2008-04-16 Richard Guenther <rguenther@suse.de>
15609 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
15610 * tree-affine.c (aff_combination_expand): Look through some
15613 2008-04-15 Doug Kwan <dougkwan@google.com>
15615 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
15617 * tree-pretty-print.c (dump_generic_node): Ditto.
15618 * final.c (output_addr_const): Ditto.
15619 * dwarf2out.c (output_cfi): Ditto.
15620 * c-pretty-print.c (pp_c_integer_constant): Ditto.
15621 * print-rtl.c (print_rtx): Ditto.
15622 * print-tree.c (print_node_brief, print_node): Ditto.
15623 * c-common.c (match_case_to_enum_1): Ditto.
15624 * sched-vis.c (print_value): Ditto.
15625 * config/i386/i386.c (print_operand): Cast to long unsigned int
15628 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
15629 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
15630 MS Windows VirtualProtect function.
15632 2008-04-15 Jan Hubicka <jh@suse.cz>
15634 * gengtype.c (write_root): Param_is argument is OK.
15635 * expr.c (expand_expr_real_1): Update call of get_exception_*.
15636 * function.h: Include varray.h
15637 (rtl_eh): New stucture based on except.c one.
15638 (call_site_record): New forward declaration and vector type.
15639 * calls.c (emit_call_1): Do not call
15640 note_current_region_may_contain_throw.
15641 * except.c (eh_status): Remove cur_region, try_region since they are
15643 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
15644 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
15645 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
15646 Remove call_site_data_used, call_site_data_size.
15647 Turn call_site_record into vector in function.h.
15648 (note_current_region_may_contain_throw): Remove.
15649 (get_exception_pointer, get_exception_filter): Do not take struct
15650 function argument; update.
15651 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
15652 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
15653 build_post_landing_pads, dw2_build_landing_pads,
15654 sjlj_assign_call_site_values, sjlj_mark_call_sites,
15655 sjlj_emit_function_enter, sjlj_emit_function_enter,
15656 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
15657 sjlj_build_landing_pads, finish_eh_generation,
15658 remove_exception_handler_label, remove_eh_handler,
15659 maybe_remove_eh_handler, add_reachable_handler,
15660 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
15661 add_action_record, collect_one_action_chain, add_call_site,
15662 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
15663 sjlj_output_call_site_table, output_function_exception_table,
15664 * except.h (note_current_region_may_contain_throw): Remove
15665 (get_exception_pointer, get_exception_filter): Do not take struct
15667 * Makefile.in (GTFILES): Put varargs before struct function.
15669 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15671 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
15672 punt for STRING_CST.
15673 (get_constraint_for): Deal with STRING_CST here instead.
15675 2008-04-15 Richard Guenther <rguenther@suse.de>
15677 * tree-ssa-propagate.c (substitute_and_fold): Substitute
15678 statements in a basic-block with a backward walk. Do not
15679 substitute into dead statements but instead remove those.
15681 2008-04-15 Richard Guenther <rguenther@suse.de>
15683 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
15684 to zero, thus disable creation of SFTs.
15686 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15688 * tree-predcom.c (suitable_reference_p): Return false if the
15689 reference can throw.
15691 2008-04-15 Jakub Jelinek <jakub@redhat.com>
15694 * c-decl.c (finish_decl): If extern or static var has variable
15695 size, set TREE_TYPE (decl) to error_mark_node.
15697 2008-04-15 Rafael Espindola <espindola@google.com>
15699 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
15702 2008-04-15 Richard Guenther <rguenther@suse.de>
15704 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15705 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
15706 (visit_reference_op_load): Do walk vuse-vdef chains on
15707 vn_reference_lookup.
15708 (visit_reference_op_store): But do not here.
15709 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
15710 vn_reference_lookup.
15711 (vn_lookup_with_vuses): But do so here.
15713 2008-04-14 Ian Lance Taylor <iant@google.com>
15715 * fold-const.c (fold_overflow_warning): Remove assertion.
15717 2008-04-15 Ben Elliston <bje@au.ibm.com>
15719 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
15720 temp1 local variables.
15722 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
15725 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
15726 ".text.unlikely" section as executable.
15728 2008-04-14 James E. Wilson <wilson@tuliptree.org>
15730 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15731 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
15732 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
15733 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
15734 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
15735 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
15736 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
15738 2008-04-14 Ian Lance Taylor <iant@google.com>
15740 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
15741 * fold-const.c (fold_comparison): If appropriate, test
15742 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
15743 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
15744 reassociating a pointer type.
15745 * doc/invoke.texi (Optimize Options): Document that
15746 -fstrict-overflow applies to pointer wraparound.
15748 2008-04-13 Jan Hubicka <jh@suse.cz>
15750 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
15752 2008-04-12 Andrew Pinski <pinskia@gmail.com>
15754 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
15755 we are going to "save the world".
15757 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
15759 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
15760 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
15761 operand 0 constraint, not "=".
15763 2008-04-11 James E. Wilson <wilson@tuliptree.org>
15765 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
15767 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15769 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
15770 of size of positions_needed * CHAR_BIT.
15772 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15774 PR middle-end/35897
15775 * dse.c (store_info): Change positions_needed to unsigned
15777 (lowpart_bitmask): New.
15778 (record_store): Cast to unsigned HOST_WIDE_INT for
15779 positions_needed. Assert width <= size of positions_needed *
15780 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
15781 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
15782 lowpart_bitmask to set mask.
15784 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15786 * config/bfin/constraints.md: New file.
15787 * config/bfin/bfin.md: Include it.
15788 (adddi3): Use satisfies_constraint functions instead of the old macros.
15789 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
15790 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
15791 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
15792 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
15793 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
15794 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
15795 EXTRA_CONSTRAINT): Delete.
15796 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
15797 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
15799 * config/bfin/bfin.c: Include "tm-constrs.h".
15800 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
15801 Use satisfies_constraint functions instead of the old macros.
15802 * doc/md.texi (Blackfin Constraints): Update file name reference.
15804 2008-04-11 Richard Guenther <rguenther@suse.de>
15806 PR tree-optimization/35869
15807 * tree-vrp.c (execute_vrp): Move switch statement update after
15808 jump threading. Schedule another cfg cleanup run.
15810 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
15813 * attribs.c (decl_attributes): Return early on errorneous node.
15815 2008-04-10 Oleg Ryjkov <olegr@google.com>
15817 * tree.h (struct tree_base): Added a new flag default_def_flag.
15818 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
15820 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
15822 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
15824 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15827 * pa.md: Define mode iterator P. Define mode attribute dwc.
15828 (dcacheflush): Update pattern to use iterator P and attribute dwc.
15829 (icacheflush): Likewise.
15830 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
15831 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
15833 2008-04-11 Ben Elliston <bje@au.ibm.com>
15835 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
15837 2008-04-10 Rafael Espindola <espindola@google.com>
15839 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
15840 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
15841 (extract_range_from_expr): The same.
15843 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15845 * config/mips/mips.md (GPR2): New mode iterator.
15846 (seq): Add comment.
15847 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
15848 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
15849 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
15850 Rewrite these to take two modes, the mode of comparison and the
15851 mode of the destination.
15852 * config/mips/mips.c (mips_expand_scc): Instead of having
15853 paradoxical subreg as destination, expand "narrowing" scc if mode
15854 of comparison is SI and target is requested in DI mode.
15855 (mips_emit_int_order_test): Update comment. Make mode of
15856 comparison match CMP0 rather than TARGET. When creating inverse
15857 target use mode of TARGET.
15859 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15861 * gcov-dump.c (tag_summary): Only print summaries for the first
15862 GCOV_COUNTERS_SUMMABLE counters.
15864 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
15866 * config/i386/i386.md (absneg): New code iterator.
15867 (absnegprefix): New code attribute.
15868 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
15869 patterns using absneg code iterator.
15870 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
15871 using absneg code iterator.
15872 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
15873 *neg<mode>2 patterns using absneg code iterator.
15874 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15875 *negextendsfdf2 patterns using absneg code iterator.
15876 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
15877 *negextendsfxf2 patterns using absneg code iterator.
15878 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15879 *negextendsfdf2 patterns using absneg code iterator.
15880 * config/i386/sse.md (<code><mode>2): Macroize expander from
15881 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
15883 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
15885 * config/s390/s390.h: Remove the remains of the recent search
15886 & replace action of current_function_outgoing_args_size.
15888 2008-04-10 Ira Rosen <irar@il.ibm.com>
15890 PR tree-optimization/35821
15891 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
15892 NEW_STMT_LIST is not NULL.
15894 2008-04-09 David Edelsohn <edelsohn@gnu.org>
15897 * toplev.c (process_options): Remove -ffunction-sections debugging
15900 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
15902 PR middle-end/PR28690
15903 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
15904 than gen_rtx_fmt_ee to perform more canonicalizations.
15906 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15909 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
15911 2008-04-09 Richard Guenther <rguenther@suse.de>
15913 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
15914 (dump_function_to_file): Dump function arguments with types.
15916 2008-04-08 Richard Guenther <rguenther@suse.de>
15918 * fold-const.c (fold_widened_comparison): Do not allow
15919 sign-changes that change the result.
15921 2008-04-08 Janis Johnson <janis187@us.ibm.com>
15924 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
15925 kinds of indirect references.
15927 2008-04-08 David Edelsohn <edelsohn@gnu.org>
15929 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
15930 GNU Fortran language string.
15932 2008-04-08 Rafael Espindola <espindola@google.com>
15934 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
15935 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
15936 * tree.h (tree_call_nonnegative_warnv_p): New.
15938 2008-04-08 Jan Hubicka <jh@suse.cz>
15940 * function.c (free_after_compilation): Clear out regno_reg_rtx
15943 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
15946 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15948 PR middle-end/PR28690
15949 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
15950 same precedence as REG_POINTER and MEM_POINTER operands.
15952 2008-04-08 Richard Guenther <rguenther@suse.de>
15954 PR middle-end/35834
15955 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
15956 for adding index to base.
15958 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
15960 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
15961 (MINGW_ENABLE_EXECUTE_STACK): New.
15962 (IN_LIBGCC2): For libgcc include windows.h file for
15963 function declarations.
15965 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
15967 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
15968 and tem2 if tem1 is not a REG or MULT.
15970 2008-04-08 Jan Hubicka <jh@suse.cz>
15972 * function.h (incomming_args): Break out of struct function.
15973 (function_subsections): Break out of struct function.
15974 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
15975 return_rtx and hard_reg_initial_vals from struct function.
15976 Kill inl_max_label_num.
15977 (current_function_pops_args, current_function_args_info,
15978 current_function_args_size, current_function_args_size,
15979 current_function_pretend_args_size,
15980 current_function_outgoing_args_size,
15981 current_function_internal_arg_pointer, current_function_return_rtx):
15982 Kill compatibility accestor macros.
15983 * builtins.c (expand_builtin_apply_args_1): Update.
15984 (expand_builtin_next_arg): Update.
15985 * df-scan.c (df_get_call_refs): Update.
15986 * dbxout.c (dbxout_function_end): Update.
15987 * dwarf2out.c (dwarf2out_switch_text_section): Update.
15988 (output_line_info): Update.
15989 (secname_for_decl): Update.
15990 (dwarf2out_var_location): Update.
15991 * function.c (free_after_compilation): Update.
15992 (assign_parm_find_stack_rtl): Update.
15993 (assign_parms): Update.
15994 (expand_dummy_function_end): Update.
15995 (expand_function_end): Update.
15996 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
15997 (expand_call): Update.
15998 (emit_library_call_value_1): Update.
15999 (store_one_arg): Update.
16000 * varasm.c (initialize_cold_section_name): Update.
16001 (unlikely_text_section): Update.
16002 (unlikely_text_section_p): Update.
16003 (assemble_start_function): Update.
16004 (assemble_end_function): Update.
16005 (default_section_type_flags): Update.
16006 (switch_to_section): Update.
16007 * integrate.c (set_decl_abstract_flags): Update.
16008 (get_hard_reg_initial_val): Update.
16009 (has_hard_reg_initial_val): Update.
16010 (allocate_initial_values): Update.
16011 * resource.c (init_resource_info): Update.
16012 * config/alpha/alpha.c (NUM_ARGS): Update.
16013 (direct_return): Update.
16014 (alpha_va_start): Update.
16015 (alpha_sa_size): Update.
16016 (alpha_initial_elimination_offset): Update.
16017 (alpha_expand_prologue): Update.
16018 (alpha_start_function): Update.
16019 (alpha_expand_epilogue): Update.
16020 (unicosmk_initial_elimination_offset):
16021 * config/alpha/alpha.md (call expander): Update.
16022 * config/s390/s390.c (s390_register_info): Update.
16023 (s390_register_info): Update.
16024 (s390_frame_info): Update.
16025 (s390_initial_elimination_offset): Update.
16026 (s390_build_builtin_va_list): Update.
16027 (s390_va_start): Update.
16028 * config/spu/spu.c (direct_return): Update.
16029 (spu_expand_prologue): Update.
16030 (spu_initial_elimination_offset): Update.
16031 (spu_build_builtin_va_list): Update.
16032 (spu_va_start): Update.
16033 * config/sparc/sparc.c (sparc_init_modes): Update.
16034 (sparc_compute_frame_size): Update.
16035 (function_value): Update.
16036 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
16037 * config/i386/i386.md (return expander): Update.
16038 * config/i386/i386.c (ix86_va_start): Update.
16039 (ix86_can_use_return_insn_p): Update.
16040 (ix86_compute_frame_layout): Update.
16041 (ix86_expand_epilogue): Update.
16042 * config/sh/sh.c (output_stack_adjust): Update.
16043 (calc_live_regs): Update.
16044 (sh_expand_prologue): Update.
16045 (sh_builtin_saveregs): Update.
16046 (sh_va_start): Update.
16047 (initial_elimination_offset): Update.
16048 (sh_allocate_initial_value): Update.
16049 (sh_function_ok_for_sibcall): Update.
16050 (sh_get_pr_initial_val): Update.
16051 * config/sh/sh.md (return expander): Update.
16052 * config/avr/avr.c (frame_pointer_required_p): UPdate.
16053 * config/crx/crx.c (crx_compute_frame): UPdate.
16054 (crx_initial_elimination_offset): UPdate.
16055 * config/xtensa/xtensa.c (compute_frame_size): Update
16056 (xtensa_builtin_saveregs): Update.
16057 (xtensa_va_start): Update.
16058 (order_regs_for_local_alloc): Update.
16059 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
16060 (xstormy16_expand_builtin_va_start): Update.
16061 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
16062 * config/m68hc11/m68hc11.md (return expanders): Update.
16063 * config/m68hc11/m68hc11.c (expand_prologue): Update.
16064 (expand_epilogue): Update.
16065 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
16066 (cris_simple_epilogue): Update.
16067 (cris_expand_prologue): Update.
16068 (cris_expand_epilogue): Update.
16069 * config/iq2000/iq2000.c (iq2000_va_start): Update.
16070 (compute_frame_size): Update.
16071 * config/mt/mt.c (mt_compute_frame_size): Update.
16072 * config/mn10300/mn10300.c (expand_prologue): Update.
16073 (expand_epilogue): Update.
16074 (initial_offset): Update.
16075 (mn10300_builtin_saveregs):
16076 * config/mn10300/mn10300.md (return expander): Update.
16077 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16078 (ia64_initial_elimination_offset): Update.
16079 (ia64_initial_elimination_offset): Update.
16080 (ia64_expand_prologue): Update.
16081 * config/m68k/m68k.md (return expander): Update.
16082 * config/rs6000/rs6000.c (rs6000_va_start): Update.
16083 (rs6000_stack_info): Update.
16084 * config/mcore/mcore.c (layout_mcore_frame): Update.
16085 (mcore_expand_prolog): Update.
16086 * config/arc/arc.c (arc_compute_frame_size): Update.
16087 * config/score/score3.c (score3_compute_frame_size): Update.
16088 * config/score/score7.c (score7_compute_frame_size): Update.
16089 * config/arm/arm.c (use_return_insn): Update.
16090 (thumb_find_work_register): Update.
16091 (arm_compute_save_reg_mask): Update.
16092 (arm_output_function_prologue): Update.
16093 (arm_output_epilogue): Update.
16094 (arm_size_return_regs): Update.
16095 (arm_get_frame_offsets): Update.
16096 (arm_expand_prologue): Update.
16097 (thumb_exit): Update.
16098 (thumb_unexpanded_epilogue): Update.
16099 (thumb1_output_function_prologue): Update.
16100 * config/pa/pa.md (return expander): Update.
16101 * config/pa/pa.c (compute_frame_size): Update.
16102 (hppa_builtin_saveregs): Update.
16103 * config/mips/mips.c (mips_va_start): Update.
16104 (mips16_build_function_stub): Update.
16105 (mips_compute_frame_info): Update.
16106 (mips_restore_gp): Update.
16107 (mips_output_function_prologue): Update.
16108 (mips_expand_prologue): Update.
16109 * config/v850/v850.c (compute_frame_size): Update.
16110 (expand_prologue): * config/mmix/mmix.c (along): update.
16111 (mmix_initial_elimination_offset): update.
16112 (mmix_reorg): update.
16113 (mmix_use_simple_return): update.
16114 (mmix_expand_prologue): update.
16115 (mmix_expand_epilogue): Update.
16116 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
16117 (emit_link_insn): Update.
16119 2008-04-08 Anatoly Sokolov <aesok@post.ru>
16121 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
16122 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
16124 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
16127 2008-04-07 Jan Hubicka <jh@suse.cz>
16129 * function.h (rtl): Rename to x_rtl.
16130 (crtl): New define.
16131 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16132 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16133 used_temp_slots avail_temp_slots, temp_slot_level,
16134 nonlocal_goto_handler_labels): Update accesstors.
16135 (rtl): New global variable.
16136 (struct function): Move some fileds to rtl_data.
16137 (get_arg_pointer_save_area): Update prototype.
16138 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16139 get_arg_pointer_save_area.
16140 * expr.c (init_expr): Update
16141 * function.c (get_frame_size): Update
16142 (assign_stack_local): Update
16143 (expand_function_end): Update.
16144 (get_art_pointer_save_area): Update
16146 * emit-rtl.c (rtl): Declare.
16147 (regno_reg_rtx): Declare.
16148 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16150 (gen_reg_rtx): Update.
16151 * varasm.c (n_deferred_constatns): Update accestor.
16152 (init_varasm_status): Do not allocate varasm_status.
16153 (force_const_mem, get_pool_size, output_constant_pool): Update.
16154 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16155 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16156 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
16157 * sparc/sparc.h (INIT_EXPANDERS): Update.
16158 * ia64/ia64.h (INIT_EXPANDERS): Update.
16160 2008-04-07 James E. Wilson <wilson@tuliptree.org>
16162 * reload.c (push_secondary_reload): Add missing break to for loop.
16164 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16166 PR middle-end/PR28690
16167 * rtlanal.c: Update copyright years.
16168 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
16169 as REG_POINTER and MEM_POINTER operands.
16170 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
16171 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
16172 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
16173 * gcse.c: Update copyright years.
16174 (pre_delete): Call gen_reg_rtx_and_attrs.
16175 (hoist_code): Likewise.
16176 (build_store_vectors): Likewise.
16177 (delete_store): Likewise.
16178 * loop-invariant.c (move_invariant_reg): Likewise.
16179 Update copyright years.
16181 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
16183 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
16184 control string instead of quoted.
16186 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16188 * doc/rtl.texi: Rewrite of subreg section.
16190 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
16193 * config/i386/i386.c (legitimize_pic_address): Add treating
16194 of dllimport SYM_REF's.
16195 (legitimize_dllimport_symbol): Add prototype.
16197 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16199 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
16200 reference in constructor with non self-referential type.
16202 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16204 Removal of Return with Depressed Stack Pointer support
16205 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
16206 (ECF_SP_DEPRESSED): Likewise.
16207 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
16208 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
16209 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16210 (expand_call): Do not test ECF_SP_DEPRESSED.
16211 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16212 * function.c (keep_stack_depressed): Delete.
16213 (handle_epilogue_set): Likewise.
16214 (update_epilogue_consts): Likewise.
16215 (emit_equiv_load): Likewise.
16216 (thread_prologue_and_epilogue_insns): Remove support for Return with
16217 Depressed Stack Pointer.
16218 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16220 2008-04-06 Richard Guenther <rguenther@suse.de>
16222 PR tree-optimization/35400
16223 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
16224 information from SSA_NAMEs.
16226 2008-04-06 Anatoly Sokolov <aesok@post.ru>
16228 * config/avr/avr.h (avr_mega_p): Remove declaration.
16229 (AVR_MEGA): Remove macro.
16230 * config/avr/avr.c (avr_mega_p): Remove variable.
16231 (avr_override_options): Remove inicializion of avr_mega_p.
16232 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16233 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16234 (avr_jump_mode): (Ditto.).
16235 (avr_output_progmem_section_asm_op): (Ditto.).
16236 (avr_asm_init_sections): (Ditto.).
16237 (avr_asm_init_sections): (Ditto.).
16238 (avr_rtx_costs): (Ditto.).
16239 * config/avr/avr.md: (Ditto.).
16240 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
16243 2008-04-06 Richard Guenther <rguenther@suse.de>
16245 PR tree-optimization/35842
16246 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
16247 is_gimple_invariant_address.
16249 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16251 * gcc.c (default_compilers): Sync Fortran extensions list with
16252 that in fortran/lang-specs.h.
16253 * doc/invoke.texi: Likewise.
16254 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
16255 * dwarf2out.c (gen_compile_unit_die): Likewise.
16257 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
16259 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
16261 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
16264 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
16265 attribute is used for nested functions.
16267 2008-04-05 Jan Hubicka <jh@suse.cz>
16269 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
16271 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
16273 (dump_files): Update.
16274 (enable_rtl_dump_file): Do not accept letter argument.
16275 * tree-pass.h (dump_file_info): Remove letter argument.
16276 * toplev.c (decode_d_option): Update -da handling.
16277 * toplev.h (enable_rtl_dump_file): Update prototype.
16278 * passes.c (register_one_dump_file): Do not accept IPA argument; work
16279 it out based on pass type.
16280 (register_dump_files_1): Likewise.
16281 (init_optimization_passes): Update register_one_dump_file calls.
16282 (execute_one_pass): Sanity check that IPA passes are called at IPA
16283 level and RTL passes at RTL level.
16284 (execute_pass_list): IPA pass can not be after or subpass of
16286 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
16287 disallov RTL subpasses of IPA subpasses.
16289 2008-04-05 Ben Elliston <bje@au.ibm.com>
16291 * tree-cfg.c (need_fake_edge_p): Return false for calls to
16292 builtins that return exactly once and do not throw. Cache call to
16295 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
16297 PR rtl-optimization/34916
16298 PR middle-end/35519
16299 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
16300 between instruction pairs.
16302 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
16304 * doc/invoke.texi: Document -mbitops for SH.
16305 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
16306 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
16307 * config/sh/sh.c (print_operand): Add %t operand code.
16308 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
16309 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
16310 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
16311 (extendqihi2): Likewise.
16312 (movqi_i): Likewise.
16313 (insv): Use bset, bclr and bst instructions for SH2A if possible.
16314 (extv): Use bld instruction for SH2A if possible.
16316 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
16317 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
16318 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
16319 (bset.b, bclr.b): Define peepholes.
16320 * config/sh/sh.opt (mbitops): New option.
16322 2008-04-04 Janis Johnson <janis187@us.ibm.com>
16325 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
16326 and view convert expression.
16328 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16331 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16333 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
16335 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
16337 * config/i386/cpuid.h (bit_AES): New.
16338 (bit_PCLMUL): Likewise.
16340 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
16341 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
16342 SSE2 if AES or PCLMUL is enabled.
16343 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
16344 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16345 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
16346 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
16347 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
16348 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
16349 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16350 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
16351 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
16352 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
16353 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
16354 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
16355 __builtin_ia32_aeskeygenassist128 and
16356 __builtin_ia32_pclmulqdq128.
16357 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
16358 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
16359 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
16361 * config/i386/i386.h (TARGET_AES): New.
16362 (TARGET_PCLMUL): Likewise.
16363 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
16365 * config/i386/i386.md (UNSPEC_AESENC): New.
16366 (UNSPEC_AESENCLAST): Likewise.
16367 (UNSPEC_AESDEC): Likewise.
16368 (UNSPEC_AESDECLAST): Likewise.
16369 (UNSPEC_AESIMC): Likewise.
16370 (UNSPEC_AESKEYGENASSIST): Likewise.
16371 (UNSPEC_PCLMUL): Likewise.
16373 * config/i386/i386.opt (maes): New.
16374 (mpclmul): Likewise.
16376 * config/i386/sse.md (aesenc): New pattern.
16377 (aesenclast): Likewise.
16378 (aesdec): Likewise.
16379 (aesdeclast): Likewise.
16380 (aesimc): Likewise.
16381 (aeskeygenassist): Likewise.
16382 (pclmulqdq): Likewise.
16384 * config/i386/wmmintrin.h: New.
16386 * doc/extend.texi: Document AES and PCLMUL built-in function.
16388 * doc/invoke.texi: Document -maes and -mpclmul.
16390 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
16392 * function.c (free_after_parsing): Replace with
16393 cxx_push_function_context from C++ front-end.
16394 (allocate_struct_function): Don't call langhook.
16395 * langhooks.h (struct lang_hooks_for_functions): Delete.
16396 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
16398 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
16399 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
16400 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
16401 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
16402 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
16403 remove LANG_HOOKS_FUNCTION_INITIALIZER.
16404 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
16406 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
16407 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
16409 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16412 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
16415 2008-04-04 Richard Guenther <rguenther@suse.de>
16417 PR middle-end/35823
16418 * fold-const.c (optimize_minmax_comparison): Use the correct
16419 type for the constant in the simplified comparison.
16421 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
16423 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
16424 Pass L2 size as "--param l2-cache-size" to the compiler.
16425 (decode_l2_cache): New function to decode L2 cache parameters using
16426 0x8000006 extended cpuid function.
16427 (detect_caches_amd): Determine parameters of L2 cache using
16428 decode_l2_caches function.
16429 (decode_caches_intel): Decode L2 cache parameters.
16430 (detect_caches_intel): Determine L2 cache parameters using
16431 decode_caches_intel and decode_l2_caches functions.
16433 2008-04-03 Bob Wilson <bob.wilson@acm.org>
16435 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
16436 secondary input reload for subword loads from the constant pool.
16438 2008-04-03 Janis Johnson <janis187@us.ibm.com>
16441 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
16442 constants of the appropriate size for runtime calculations.
16445 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
16446 decimal-float literal constant zero.
16448 2008-04-03 Jakub Jelinek <jakub@redhat.com>
16451 * c-parser.c (c_parser_omp_atomic): Call
16452 default_function_array_conversion on the RHS.
16454 PR middle-end/35818
16455 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
16456 call is_variable_sized if decl has incomplete type.
16458 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
16460 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
16462 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
16464 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
16466 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
16467 (sgt<u>): Merge sgt and sgtu into new expander.
16468 (sgt, sgtu): Remove expanders.
16469 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
16470 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
16471 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
16472 *sgtu_<mode>_mips16 into new pattern.
16473 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
16474 (sge<u>): Merge sge and sgeu into new expander.
16475 (sge, sgeu): Remove expanders.
16476 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
16478 (*sge_<mode>, second *sge_<mode>): Remove patterns.
16479 (slt<u>): Merge slt and sltu into new expander.
16480 (slt, sltu): Remove expanders.
16481 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
16482 (*slt_<mode>, *sltu_<mode>): Remove patterns.
16483 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
16484 *sltu_<mode>_mips16 into new pattern.
16485 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
16486 (sle<u>): Merge sle and sleu into new expander.
16487 (sle, sleu): Remove expanders.
16488 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
16489 (*sle_<mode>, *sleu_<mode>): Remove patterns.
16490 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
16491 *sleu_<mode>_mips16 into new pattern.
16492 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
16494 2008-04-03 Jan Hubicka <jh@suse.cz>
16496 PR tree-optimization/35795
16497 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
16498 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16499 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16500 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
16501 * score/score3.c (score3_output_mi_thunk): Likewise.
16502 * score/score7.c (score7_output_mi_thunk): Likewise.
16503 * mips/mips.c (mips_output_mi_thunk): Likewise.
16505 2008-04-03 Richard Guenther <rguenther@suse.de>
16507 * tree-vrp.c (extract_range_from_unary_expr): Handle all
16508 conversions. Simplify code.
16510 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
16512 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
16514 2008-04-03 Tom Tromey <tromey@redhat.com>
16515 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16517 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16518 * config/bfin/t-bfin-linux (generated_files): Add
16519 linux-sysroot-suffix.h.
16520 * doc/install.texi (Prerequisites): Require make 3.80.
16521 * doc/sourcebuild.texi (Front End Directory): Document new
16523 * Makefile.in (generated_files): New variable.
16524 (ALL_HOST_OBJS): New variable.
16525 ($(ALL_HOST_OBJS)): New target.
16527 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16529 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
16530 (remap_block): Call id->transform_lang_insert_block instead
16532 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
16533 Set id.transform_lang_insert_block to NULL.
16534 (clone_body): Move to cp/optimize.c
16535 * tree-inline.h (struct copy_body_data): Change
16536 transform_lang_insert_block to function pointer.
16537 (copy_generic_body, copy_decl_no_change): Export.
16538 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
16539 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
16540 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
16542 * c-tree.h (insert_block): Kill.
16543 * c-decl.c (insert_block): Kill.
16545 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16547 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16548 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16549 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
16551 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
16552 argument, call {push,pop}_function_context from here.
16553 * c-parser.c: Use c_{push,pop}_function_context.
16555 * function.c (push_function_context_to): Move meat ...
16556 (push_function_context): ... here. Simplify.
16557 * function.c (pop_function_context_from): Move meat ...
16558 (pop_function_context): ... here. Simplify.
16559 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
16561 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16562 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16563 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
16564 * tree.h (push_function_context_to, pop_function_context_from): Remove.
16566 2008-04-03 Ben Elliston <bje@au.ibm.com>
16568 * expmed.c (extract_force_align_mem_bit_field): Remove.
16570 2008-04-03 Richard Guenther <rguenther@suse.de>
16572 PR middle-end/35800
16573 * expr.h (try_casesi): Adjust prototype.
16574 * expr.c (try_casesi): Take fallback label as extra parameter.
16575 Use that for gen_casesi if default_label is NULL.
16576 * stmt.c (expand_case): Pass fallback label to try_casesi,
16577 make sure to fill gaps with a fallback label if default_label
16580 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
16583 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
16585 2008-04-03 Ben Elliston <bje@au.ibm.com>
16587 * expmed.c (extract_split_bit_field): Remove if (0) code.
16588 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
16589 (do_ds_constraint): Likewise.
16591 2008-04-02 Joseph Myers <joseph@codesourcery.com>
16593 * doc/cppopts.texi (-dU): Document.
16594 * c-common.h (flag_dump_macros): Update comment.
16595 * c-opts.c (handle_OPT_d): Handle -dU.
16596 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
16597 dump_queued_macros, cb_used_define, cb_used_undef): New.
16598 (init_pp_output): Handle -dU.
16599 (cb_line_change): Call dump_queued_macros.
16600 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
16602 2008-04-02 Anatoly Sokolov <aesok@post.ru>
16604 * config/avr/predicates.md (io_address_operand): New predicate.
16605 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
16606 * config/avr/avr.c (avr_io_address_p): Remove function.
16607 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
16608 'avr_io_address_p' function.
16609 (out_movhi_r_mr): (Ditto.).
16610 (out_movqi_mr_r): (Ditto.).
16611 (out_movhi_mr_r): (Ditto.).
16612 (avr_address_cost): (Ditto.).
16614 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
16616 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
16617 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
16618 in 32bit mode when XMM registers are available to avoid store
16620 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
16621 corresponding post-reload splitters.
16623 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16625 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
16626 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
16627 __builtin_ia32_roundss.
16628 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
16629 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
16630 __builtin_ia32_roundss.
16631 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
16632 IX86_BUILTIN_SHUFPD here.
16634 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16636 * config/i386/i386.md (plogic): New.
16637 (plogicprefix): Likewise.
16639 * config/i386/mmx.md (mmx_<code><mode>3): New.
16640 (mmx_and<mode>3): Removed.
16641 (mmx_ior<mode>3): Likewise.
16642 (mmx_xor<mode>3): Likewise.
16644 * config/i386/sse.md (<code><mode>3): New.
16645 (*<code><mode>3): Likewise.
16646 (*<code><mode>3): Likewise.
16647 (<code><mode>3): Likewise.
16648 (*sse_<code><mode>3): Likewise.
16649 (*sse2_<code><mode>3): Likewise.
16650 (<code>tf3): Likewise.
16651 (*<code>tf3): Likewise.
16652 (and<mode>3): Likewise.
16653 (*and<mode>3): Likewise.
16654 (ior<mode>3): Removed.
16655 (*ior<mode>3): Likewise.
16656 (xor<mode>3): Likewise.
16657 (*xor<mode>3): Likewise.
16658 (*and<mode>3): Likewise.
16659 (*ior<mode>3): Likewise.
16660 (*xor<mode>3): Likewise.
16661 (and<mode>3): Likewise.
16662 (*sse_and<mode>3): Likewise.
16663 (*sse2_and<mode>3): Likewise.
16664 (andtf3): Likewise.
16665 (*andtf3): Likewise.
16666 (ior<mode>3): Likewise.
16667 (*sse_ior<mode>3): Likewise.
16668 (*sse2_ior<mode>3): Likewise.
16669 (iortf3): Likewise.
16670 (*iortf3): Likewise.
16671 (xor<mode>3): Likewise.
16672 (*sse_xor<mode>3): Likewise.
16673 (*sse2_xor<mode>3): Likewise.
16674 (xortf3): Likewise.
16675 (*xortf3): Likewise.
16677 2008-04-02 Richard Guenther <rguenther@suse.de>
16679 PR tree-optimization/14495
16680 PR tree-optimization/34793
16681 * tree-vrp.c (struct switch_update): New structure.
16682 (to_remove_edges, to_update_switch_stmts): New VECs.
16683 (simplify_switch_using_ranges): New function. Remove not taken
16684 case labels and edges.
16685 (simplify_stmt_using_ranges): Call it.
16686 (identify_jump_threads): Mark edges we have queued for removal
16687 so we don't thread them.
16688 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
16690 * tree-cfg.c (group_case_labels): Deal with missing default label.
16691 (tree_verify_flow_info): Allow missing default label.
16692 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
16693 (emit_case_nodes): Likewise.
16694 (expand_case): Do not rely on the default label to be present.
16695 * expr.c (try_casesi): Deal with NULL default_label.
16696 (do_tablejump): Likewise.
16698 2008-04-02 Richard Guenther <rguenther@suse.de>
16700 PR tree-optimization/14495
16701 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
16702 SWITCH_EXPR here ...
16703 (vrp_visit_switch_stmt): ... but here (new function).
16704 (find_case_label_index): New helper function.
16705 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
16707 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16709 * fwprop.c: Fix ISO-C99ism.
16711 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16714 * Makefile.in (objdir): Set it here.
16715 * configure.ac: Not here. Find dynamic linker characteristics.
16716 * exec-tool.in: Use them.
16717 * aclocal.m4: Regenerate.
16718 * configure: Regenerate.
16720 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16722 * expr.c (expand_var): Delete it.
16723 * expr.h (expand_var): Delete prototype.
16724 * function.c (expand_function_start): Use expand_decl instead.
16725 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
16728 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
16730 PR rtl-optimization/35542
16731 * fwprop.c (forward_propagate_and_simplify): Replace
16732 loc_reg_mentioned_in_p with reg_mentioned_p.
16734 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16736 PR rtl-optimization/35281
16737 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
16738 (propagate_rtx_1): Handle PR_HANDLE_MEM.
16739 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
16740 (varying_mem_p): Move above propagate_rtx.
16741 (all_uses_available_at): Do not check MEMs.
16743 2008-04-02 Rafael Espindola <espindola@google.com>
16745 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
16746 (register_edge_assert_for_2): Split the cond argument.
16747 (register_edge_assert_for_1): Adjust for the change in
16748 register_edge_assert_for_2.
16749 (register_edge_assert_for): Split the cond argument.
16750 (find_switch_asserts): Adjust for the change in
16751 register_edge_assert_for.
16753 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
16755 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
16756 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
16757 offsets for 64-bit mingw.
16758 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
16759 abi for x86_64-pc-mingw.
16761 2008-04-02 Richard Guenther <rguenther@suse.de>
16763 * tree-vrp.c (extract_range_from_assert): Make sure to not
16764 produce range min/max with TREE_OVERFOW set.
16765 If merging a anti-range and a range keep the anti-range if
16766 the range covers all values of the type.
16767 (register_edge_assert_for_2): Only allow sign-changing
16768 conversions in detecting canonical range checks. Also
16769 register an assert for the unsigned name if useful.
16771 PR tree-optimization/35787
16772 * tree-vrp.c (vrp_val_max): New function.
16773 (vrp_val_min): Likewise.
16774 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
16775 (vrp_val_is_min): Likewise.
16776 (supports_overflow_infinity): Use vrp_val_{min,max}.
16777 (negative_overflow_infinity): Likewise.
16778 (positive_overflow_infinity): Likewise.
16779 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
16780 (is_positive_overflow_infinity): Likewise.
16781 (is_overflow_infinity): Likewise.
16782 (avoid_overflow_infinity): Use vrp_val_{min,max} and
16783 vrp_val_is_{min,max}.
16784 (set_and_canonicalize_value_range): Canonicalize anti-ranges
16785 to ranges if possible. Avoid empty ranges.
16787 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16789 PR middle-end/35705
16790 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
16791 the expression is a function address.
16793 2008-04-01 George Helffrich <george@gcc.gnu.org>
16795 PR fortran/35154, fortran/23057
16796 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
16797 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
16798 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
16799 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
16801 (dbxout_syms): Check for COMMON-based symbol and wrap in
16802 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
16803 in bracket for efficiency.
16805 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
16806 using DW_TAG_common_block + member offset.
16807 (add_pubname_string): New function.
16808 (dw_expand_expr): New function to find block name and offset for
16810 (common_check): New function to check whether symbol in Fortran COMMON.
16811 (gen_variable_die): If COMMON, use DW_TAG_common_block.
16813 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
16816 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
16818 2008-04-02 Ben Elliston <bje@au.ibm.com>
16820 * config/v850/v850.md (casesi): Remove if (0) code.
16821 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
16822 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
16824 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
16826 * config/i386/i386.md (rex64suffix): New mode attribute.
16827 (floathi<mode>2): Disable expander for SSE math.
16828 (*floathi<mode>2_1): New insn insn_and_split pattern.
16829 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
16830 corresponding post-reload splitters.
16831 (*floathi<mode>2_i387): New macroized insn pattern.
16832 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
16833 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
16834 insn_and_split pattern.
16835 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
16836 New macroized instruction patterns and corresponding post-reload
16838 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
16839 and corresponding post-reload splitters.
16840 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
16841 New macroized instruction patterns.
16842 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
16843 macroized instruction patterns and corresponding post-reload splitters.
16844 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
16845 corresponding post-reload splitters.
16846 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
16847 New macroized instruction patterns.
16848 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
16849 corresponding post-reload splitters.
16850 (*floatsi<mode>2_i387): New macroized instruction patterns.
16852 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
16854 * config/i386/i386.md (smaxmin): New.
16855 (umaxmin): Likewise.
16856 (maxminiprefix): Likewise.
16857 (maxminfprefix): Likewise.
16858 (<code><mode>3): Likewise.
16859 (smin<mode>3): Removed.
16860 (smax<mode>3): Likewise.
16862 * config/i386/mmx.md (mmx_<code>v2sf3): New.
16863 (mmx_<code>v4hi3): Likewise.
16864 (mmx_<code>v8qi3): Likewise.
16865 (mmx_smaxv2sf3): Removed.
16866 (mmx_sminv2sf3): Likewise.
16867 (mmx_umaxv8qi3): Likewise.
16868 (mmx_smaxv4hi3): Likewise.
16869 (mmx_uminv8qi3): Likewise.
16870 (mmx_sminv4hi3): Likewise.
16872 * config/i386/sse.md (<addsub><mode>3): New.
16873 (*<addsub><mode>3): Likewise.
16874 (<sse>_vm<addsub><mode>3): Likewise.
16875 (<maxmin><mode>3): Likewise.
16876 (*<maxmin><mode>3_finite): Likewise.
16877 (*<maxmin><mode>3): Likewise.
16878 (<sse>_vm<maxmin><mode>3): Likewise.
16879 (sse3_h<addsub>v4sf3): Likewise.
16880 (sse3_h<addsub>v2df3): Likewise.
16881 (<maxmin>v16qi3): Likewise.
16882 (*<maxmin>v16qi3): Likewise.
16883 (<maxmin>v8hi3): Likewise.
16884 (*<maxmin>v8hi3): Likewise.
16885 (*sse4_1_<maxmin><mode>3): Likewise.
16886 (*sse4_1_<maxmin><mode>3): Likewise.
16887 (add<mode>3): Removed.
16888 (*add<mode>3): Likewise.
16889 (<sse>_vmadd<mode>3): Likewise.
16890 (sub<mode>3): Likewise.
16891 (*sub<mode>3): Likewise.
16892 (<sse>_vmsub<mode>3): Likewise.
16893 (smin<mode>3): Likewise.
16894 (*smin<mode>3_finite): Likewise.
16895 (*smin<mode>3): Likewise.
16896 (<sse>_vmsmin<mode>3): Likewise.
16897 (smax<mode>3): Likewise.
16898 (*smax<mode>3_finite): Likewise.
16899 (*smax<mode>3): Likewise.
16900 (<sse>_vmsmax<mode>3): Likewise.
16901 (sse3_haddv4sf3): Likewise.
16902 (sse3_haddv2df3): Likewise.
16903 (sse3_hsubv4sf3): Likewise.
16904 (sse3_hsubv2df3): Likewise.
16905 (umaxv16qi3): Likewise.
16906 (*umaxv16qi3): Likewise.
16907 (smaxv8hi3): Likewise.
16908 (*smaxv8hi3): Likewise.
16909 (*sse4_1_smax<mode>3): Likewise.
16910 (*sse4_1_umax<mode>3): Likewise.
16911 (uminv16qi3): Likewise.
16912 (*uminv16qi3): Likewise.
16913 (sminv8hi3): Likewise.
16914 (*sminv8hi3): Likewise.
16915 (*sse4_1_smin<mode>3): Likewise.
16916 (*sse4_1_umin<mode>3): Likewise.
16918 2008-04-01 Rafael Espindola <espindola@google.com>
16920 * tree-cfg.c (verify_expr): remove in_phi.
16921 (verify_stmt): Don't call walk_tree with verify_expr. Use
16922 is_gimple_min_invariant instead of is_gimple_val.
16924 2008-04-01 Joseph Myers <joseph@codesourcery.com>
16926 * doc/include/gpl_v3.texi: Update for manpage generation.
16927 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
16929 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
16930 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
16931 gpl_v3.texi instead of gpl.texi.
16934 2008-04-01 Jakub Jelinek <jakub@redhat.com>
16937 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
16939 2008-04-01 Rafael Espindola <espindola@google.com>
16941 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
16942 (extract_code_and_val_from_cond): Use
16943 extract_code_and_val_from_cond_with_ops.
16945 2008-04-01 Jan Hubicka <jh@suse.cz>
16947 * function.c (free_after_compilation): Free epilogue_delay_list.
16948 (prepare_function_start): Assert that previous compilation was freed.
16950 2008-04-01 Jan Hubicka <jh@suse.cz>
16951 Jim Wilson <wilson@tuliptree.org>
16952 Andreas Tobler <andreast@gcc.gnu.org>
16954 PR middle-end/35781
16955 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
16956 rtl.emit instead cfun->emit.
16957 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
16958 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
16960 2008-04-01 Ben Elliston <bje@au.ibm.com>
16962 * doc/c-tree.texi (Function Basics): Fix grammatical error.
16964 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
16966 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
16968 (fprofile-use): Add var flag_profile_use
16969 * coverage.c (coverage_begin_output): Do not open a gcno file for
16970 output only if -ftest-coverage is set.
16971 Do not add getpwd() to gcda file path.
16972 (build_gcov_info): Check the new flag
16973 flag_profile_datafile_relative_path.
16974 (coverage_init): Use profile_data_prefix.
16975 Read profile counter only if flag_profile_use is set.
16976 * opts.c (common_handle_option): New option fprofile-use=,
16977 fprofile-dir=, fprofile-generate=.
16978 * toplev.c (profile_data_prefix): New variable definition.
16979 * toplev.h (profile_data_prefix): New declaration.
16980 * doc/invoke.tex (Option Summary, Optimization Options):
16983 2008-03-31 James E. Wilson <wilson@tuliptree.org>
16985 * varasm.c (output_constant_pool_1): In LABEL_REF check,
16986 use tmp consistently.
16989 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
16990 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16991 UNSPEC_FR_RECIP_APPROX_RES.
16992 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
16994 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
16997 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
16999 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17001 PR middle-end/30186
17002 * fold-const.c (fold_indirect_ref_1): Support accessing non first
17003 element of the vector via a pointer.
17005 2008-03-31 Ian Lance Taylor <iant@google.com>
17007 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
17009 2008-03-31 Jan Hubicka <jh@suse.cz>
17011 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17012 get_arg_pointer_save_area.
17013 * expr.c (init_expr): Just clear out rtl.expr.
17014 * function.c (free_after_compilation): Clear out whole RTL structure.
17015 (get_func_frame_size): Merge into ...
17016 (get_frame_size): ... this one.
17017 (assign_stack_local_1): Merge into ...
17018 (assign_stack_local): ... this one.
17019 (expand_function_end): Update call of get_arg_pointer_save_area.
17020 (get_art_pointer_save_area): Remove cfun argument.
17021 * function.h (emit_status): regno_pointer_align does not need length
17022 attribute. Move x_regno_reg_rtx to ...
17023 (regno_reg_rtx): ... new global array.
17024 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
17025 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
17026 apply_args_value, forced_labels, stack_pointer_delta):
17028 (struct varasm_status): Move here from varasm.c
17029 (struct rtl_data): New. Move here some fields from struct function.
17030 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17031 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17032 used_temp_slots avail_temp_slots, temp_slot_level,
17033 nonlocal_goto_handler_labels): Update accesstors.
17034 (rtl): New global variable.
17035 (struct function): Move some fileds to rtl_data.
17036 (get_arg_pointer_save_area): Update prototype.
17037 * emit-rtl.c (rtl): Declare.
17038 (regno_reg_rtx): Declare.
17039 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17041 (gen_reg_rtx): Update.
17042 (init_virtual_regs): Do not tate emit_status argument.
17043 (init_emit): Do not allocate emit.
17044 * varasm.c (varasm_statuc): Move to function.h.
17045 (n_deferred_constatns): Update accestor.
17046 (init_varasm_status): Do not allocate varasm_status.
17047 (force_const_mem, get_pool_size, output_constant_pool): Update.
17048 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17049 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17051 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
17053 PR rtl-optimization/35729
17054 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
17057 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
17060 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
17061 load/store if memory is unaligned.
17062 (*movti_rex64): Likewise.
17064 * config/i386/predicates.md (misaligned_operand): New.
17066 2008-03-31 Andrew Pinski <pinskia@gmail.com>
17069 * tree-ssa-phiopt.c (conditional_replacement): Return early for
17072 2008-03-31 Jan Beulich <jbeulich@novell.com>
17074 * config/ia64/constraints.md: Add 'j' constraint.
17075 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
17076 (movdi_internal): Likewise.
17078 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
17081 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
17083 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
17086 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
17087 proper error message for the third argument on blendpd and
17090 * config/i386/sse.md (blendbits): New.
17091 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
17093 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
17095 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
17097 2008-03-30 Richard Guenther <rguenther@suse.de>
17099 PR middle-end/31023
17100 * fold-const.c (fold_sign_changed_comparison): Do leave
17101 conversions to base-types alone.
17103 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
17105 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
17106 the link register if one altivec register is be saved.
17108 2008-03-30 Ben Elliston <bje@au.ibm.com>
17110 * final.c (final_scan_insn): Remove if (0) code.
17112 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
17114 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
17116 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
17118 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
17119 of V4SFmode to ix86_binary_operator_ok.
17121 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
17123 * config/i386/i386.c (override_options): Initialize
17124 ix86_veclib_handler to ix86_veclibabi_svml when
17125 -mveclibabi=svml is used.
17126 (ix86_veclibabi_svml): New function for SVML ABI style
17127 vectorization support.
17128 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
17130 2008-03-28 Rafael Espindola <espindola@google.com>
17132 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
17133 (tree_binary_nonnegative_warnv_p): Make it public.
17134 (tree_single_nonnegative_warnv_p): Make it public.
17135 (tree_invalid_nonnegative_warnv_p): Make it public.
17136 (tree_unary_nonzero_warnv_p): Make it public.
17137 (tree_binary_nonzero_warnv_p): Make it public
17138 (tree_single_nonzero_warnv_p): Make it public.
17139 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
17140 (extract_range_from_binary_expr): Split the expr argument.
17141 (extract_range_from_unary_expr): Split the expr argument.
17142 (extract_range_from_comparison): Split the expr argument.
17143 (extract_range_from_expr): Use the new aux functions.
17144 (vrp_evaluate_conditional_warnv): Use
17145 vrp_evaluate_conditional_warnv_with_ops.
17146 * tree.h (tree_unary_nonzero_warnv_p): Declare.
17147 (tree_binary_nonzero_warnv_p): Declare.
17148 (tree_single_nonzero_warnv_p): Declare.
17149 (tree_expr_nonzero_warnv_p): Declare.
17150 (tree_unary_nonnegative_warnv_p): Declare.
17151 (tree_binary_nonnegative_warnv_p): Declare.
17152 (tree_single_nonnegative_warnv_p): Declare.
17153 (tree_invalid_nonnegative_warnv_p): Declare.
17155 2008-03-28 Richard Guenther <rguenther@suse.de>
17157 PR tree-optimization/30317
17158 PR tree-optimization/30911
17159 PR tree-optimization/34793
17160 * tree-vrp.c (set_and_canonicalize_value_range): New function.
17161 (struct assert_locus_d): New member EXPR.
17162 (register_new_assert_for): Add EXPR parameter to support
17163 ASSERT_EXPR <name, expr OP limit>.
17164 (register_edge_assert_for_1): Adjust callers.
17165 (find_assert_locations): Likewise.
17166 (process_assert_insertions_for): Build condition from expression.
17167 (extract_range_from_assert): Handle ASSERT_EXPRs
17168 of the form ASSERT_EXPR <name, expr OP limit>.
17169 (register_edge_assert_for_2): New helper registering
17170 asserts for comparisons. Recognize range tests of the form
17171 (unsigned)i - CST1 OP CST2.
17172 (register_edge_assert_for_1): Use it.
17173 (register_edge_assert_for): Likewise.
17174 (needs_overflow_infinity): Integer sub-types
17175 do not need overflow infinities.
17176 (vrp_val_is_max): The extreme values of integer sub-types
17177 are those of the base type.
17178 (vrp_val_is_min): Likewise.
17179 * tree.def (ASSERT_EXPR): Document extra allowed conditional
17182 2008-03-28 Nick Clifton <nickc@redhat.com>
17185 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
17186 Return GENERAL_REGS for stack adjustment reloads.
17188 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17191 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
17192 const_vector when all the vectors are constant.
17194 2008-03-27 Bob Wilson <bob.wilson@acm.org>
17196 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
17198 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
17199 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
17201 (s<code>_sf): Use new scc_sf attribute for opcode names.
17203 2008-03-27 Tom Tromey <tromey@redhat.com>
17205 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
17206 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
17207 config/spu/t-spu-elf, config/i386/t-interix,
17208 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
17209 config/i386/x-darwin, config/i386/x-mingw32,
17210 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
17211 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
17212 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
17213 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
17214 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
17215 config/rs6000/x-darwin, config/rs6000/t-rs6000,
17216 config/score/t-score-elf, config/arm/t-strongarm-pe,
17217 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
17218 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
17219 Revert automatic dependency patch.
17221 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
17224 * config/i386/i386.c (ix86_function_arg_boundary): Align
17225 decimal floating point to its natural boundary.
17227 2008-03-27 Richard Guenther <rguenther@suse.de>
17229 PR middle-end/35716
17230 * fold-const.c (fold_comparison): Restrict distinct decl
17231 comparison folding to VAR_DECLs and PARM_DECLs. Do not
17232 solely rely on operand_equal_p.
17234 2008-03-27 Richard Guenther <rguenther@suse.de>
17237 * c-common.c (handle_weak_attribute): Reject combination of
17240 2008-03-27 Richard Guenther <rguenther@suse.de>
17242 PR tree-optimization/32810
17243 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
17244 conversions from DECL_INITIAL.
17245 (fold_const_aggregate_ref): Likewise from constructor elements.
17247 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
17249 * tree-affine.h (aff_combination_expand): Declare.
17250 (get_inner_reference_aff): Likewise.
17251 * tree-affine.c (aff_combination_expand): Split out from
17252 tree_to_aff_combination_expand.
17253 (get_inner_reference_aff): New function.
17254 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
17255 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
17256 (struct lim_aux_data): sm_done field removed.
17257 (mem_ref_loc_p, mem_ref_locs_p): New types.
17258 (struct mem_ref): Added id, stored, accesses_in_loop,
17259 indep_loop, dep_loop, indep_ref, dep_ref fields.
17260 Removed is_stored, locs and next fields.
17261 (memory_accesses): New variable.
17262 (movement_possibility): Do not allow moving statements
17263 that store to memory.
17264 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
17266 (determine_max_movement): For statements with memory references,
17267 find the outermost loop in that the reference is independent.
17268 (move_computations_stmt): Mark the virtual operands for renaming.
17269 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
17270 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
17271 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
17272 add_vop_ref_mapping, create_vop_ref_mapping_loop,
17273 create_vop_ref_mapping, analyze_memory_references,
17274 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
17275 get_all_locs_in_loop, ref_always_accessed_p,
17276 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
17277 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
17278 store_motion_loop, store_motion): New functions.
17279 (struct vop_to_refs_elt): New type.
17280 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
17281 memref_hash, memref_eq, hoist_memory_references): Rewritten.
17282 (schedule_sm): Replaced by...
17283 (execute_sm): ... this.
17284 (determine_lsm_ref, hoist_memory_references,
17285 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
17286 find_more_ref_vops, free_mem_ref, free_mem_refs,
17287 determine_lsm_loop, determine_lsm): Removed.
17288 (tree_ssa_lim_finalize): Free data structures used by store motion.
17289 (tree_ssa_lim): Call analyze_memory_references. Use
17290 store_motion instead of determine_lsm.
17292 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17294 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
17295 rename tmake_file to m68hc11/t-m68hc11.
17296 (mcore): Set inhibit_libc to true.
17297 * config.host (alpha*-dec-*vms*): Set extra_programs.
17298 (interix3*): Don't use host_xmake_file.
17299 * configure.ac: Let config.gcc override inhibit_libc.
17300 * configure: Regenerate.
17302 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
17303 * config/t-openbsd-thread: Remove commented out lines.
17305 * config/x-interix: Remove.
17307 * config/m68hc11/t-m68hc11-gas: Rename to...
17308 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
17310 * config/mcore/t-mcore: Remove T_CFLAGS.
17311 * config/mcore/t-mcore-pe: Likewise.
17313 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17315 * configure.ac: Replace custom __GNU_SOURCE test with
17316 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
17317 * aclocal.m4: Regenerate.
17318 * configure: Regenerate.
17319 * config.in: Regenerate.
17321 2008-03-27 Richard Guenther <rguenther@suse.de>
17323 * fold-const.c (target.h): Include.
17324 (fold_comparison): Fold comparison of addresses of decls
17325 that bind locally or of constants. Consolidate address folding code.
17326 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
17327 results from fold_binary_to_constant.
17328 (compare_values_warnv): Likewise.
17330 2008-03-27 Andrew Pinski <pinskia@gmail.com>
17332 PR middle-end/35429
17333 * fold-const.c (fold_truthop): Check for integeral types when folding
17334 a == 0 && b == 0 and a != 0 || b != 0 .
17336 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
17338 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
17340 2008-03-26 Andreas Schwab <schwab@suse.de>
17342 * doc/invoke.texi: Fix use of @item vs. @itemx.
17344 2008-03-26 Tom Tromey <tromey@redhat.com>
17346 * Makefile.in (build/gensupport.o, build/print-rtl.o,
17347 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
17348 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
17349 build/gencodes.o, build/genconditions.o, build/genconfig.o,
17350 build/genconstants.o, build/genemit.o, build/genextract.o,
17351 build/genflags.o, build/genmddeps.o, build/genopinit.o,
17352 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
17355 2008-03-26 Richard Guenther <rguenther@suse.de>
17358 2008-03-26 Richard Guenther <rguenther@suse.de>
17360 * fold-const.c (target.h): Include.
17361 (fold_comparison): Fold comparison of addresses of two decls
17362 that bind locally. Consolidate address folding code.
17364 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17366 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
17367 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
17368 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
17369 dconstsqrt2, dconstthird, dconste and/or dconst10.
17370 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
17371 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
17372 dconstsqrt2, dconste): Delete.
17373 (init_emit_once): Likewise. Simplify initializing dconstm1.
17375 * real.c (get_real_const): New.
17376 * real.h (dconst3, dconst10, dconstm2, dconstthird,
17377 dconstsqrt2, dconste): Delete.
17378 (real_value_const, get_real_const): New.
17380 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
17382 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
17384 * config/i386/i386.c (ix86_function_arg_boundary): Check
17385 BIGGEST_ALIGNMENT instead of 128.
17386 (setup_incoming_varargs_64): Likewise.
17388 2008-03-26 Tom Tromey <tromey@redhat.com>
17390 * Makefile.in (DEPFILES): Add missing '/'.
17392 2008-03-26 Richard Guenther <rguenther@suse.de>
17394 * fold-const.c (target.h): Include.
17395 (fold_comparison): Fold comparison of addresses of two decls
17396 that bind locally. Consolidate address folding code.
17398 2008-03-26 Nick Clifton <nickc@redhat.com>
17401 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
17402 not allow INT+INT as a legitimate addressing mode.
17404 2008-03-26 Richard Guenther <rguenther@suse.de>
17406 * tree-flow.h (widen_bitfield): Remove declaration.
17407 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
17408 (widen_bitfield): Remove function.
17409 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
17412 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17415 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
17418 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
17420 PR rtl-optimization/35232
17421 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
17422 (forget_old_reloads_1, forget_marked_reloads): Don't clear
17423 reg_reloaded_call_part_clobbered here.
17424 (reload_regs_reach_end_p): New function.
17425 (reload_reg_rtx_for_input): New variable.
17426 (reload_reg_rtx_for_output): Likewise.
17427 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
17428 when reassigning a pseudo register. Load reloadreg from
17429 reload_reg_rtx_for_input, moving the mode and register
17431 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
17432 instead of the original when deciding whether an input reload
17433 would be a no-op or whether an output reload can be deleted.
17434 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
17435 when setting up new_spill_reg_store. Load it from
17436 reload_reg_rtx_for_output, moving the mode and register
17438 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
17439 instead of the original when deciding whether an output reload
17440 would be a no-op. Do the same when modifying insn notes.
17441 Use rtx_equal_p instead of == to compare the registers.
17442 (inherit_piecemeal_p): Take a mode and two register numbers
17444 (emit_reload_insns): Clear new_spill_reg_store for every hard
17445 register in the reload register. Remove spill registers
17446 from reg_reloaded_valid before considering whether to record
17447 inheritance information for them. Use reload_reg_rtx_for_output
17448 instead of reg_rtx when recording output reloads. Use
17449 reload_reg_rtx_for_input instead of reg_rtx when recording
17450 input reloads. Set or clear reg_reloaded_call_part_clobbered
17451 at the same time as setting reg_reloaded_valid.
17452 (delete_output_reload): Add a new_reload_reg parameter and use it
17453 instead of rld[j].reg_rtx.
17454 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
17457 2008-03-25 Tom Tromey <tromey@redhat.com>
17459 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
17460 (build/genattr.o): Likewise.
17461 (build/genattrtab.o): Likewise.
17462 (build/gencodes.o): Likewise.
17463 (build/genconfig.o): Likewise.
17464 (build/genconstants.o): Likewise.
17465 (build/genemit.o): Likewise.
17466 (build/genextract.o): Likewise.
17467 (build/genflags.o): Likewise.
17469 2008-03-25 Bob Wilson <bob.wilson@acm.org>
17471 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
17472 instead of size_int for integer types.
17473 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
17474 to match type of MINUS_EXPR.
17476 2008-03-25 Tom Tromey <tromey@redhat.com>
17478 * configure: Rebuilt.
17479 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
17482 2008-03-25 Tom Tromey <tromey@redhat.com>
17484 * config/x-solaris (host-solaris.o): Update.
17485 * config/x-linux (host-linux.o): Update.
17486 * config/x-hpux (host-hpux.o): Update.
17487 * config/x-darwin (host-darwin.o): Update.
17488 * config/v850/t-v850e (v850-c.o): Update.
17489 * config/v850/t-v850 (v850-c.o): Update.
17490 * config/t-vxworks (vxworks.o): Update.
17491 * config/t-sol2 (sol2-c.o, sol2.o): Update.
17492 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
17493 * config/spu/t-spu-elf (spu-c.o): Update.
17495 * config/sh/t-symbian (sh-c.o): Update.
17496 (symbian.o): Update.
17497 * config/sh/t-sh (sh-c.o): Update.
17498 * config/score/t-score-elf (score7.o, score3.o): Update.
17499 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
17500 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
17501 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
17502 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
17503 (rs6000.o): Remove.
17504 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17505 * config/m32c/t-m32c (m32c-pragma.o): Update.
17506 * config/ia64/t-ia64 (ia64-c.o): Update.
17507 * config/i386/x-mingw32 (host-mingw32.o): Update.
17508 * config/i386/x-i386 (driver-i386.o): Update.
17509 * config/i386/x-darwin (host-i386-darwin.o): Update.
17510 * config/i386/x-cygwin (host-cygwin.o): Update.
17511 * config/i386/t-nwld (nwld.o): Update.
17512 * config/i386/t-netware (netware.o): Update.
17513 * config/i386/t-interix (winnt.o): Update.
17514 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
17515 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
17516 msformat-c.o): Update.
17517 * config/bfin/t-bfin-linux (generated_files): Add
17518 linux-sysroot-suffix.h.
17519 * config/arm/t-wince-pe (pe.o): Update.
17520 * config/arm/t-strongarm-pe (pe.o): Update.
17521 * config/arm/t-pe (pe.o): Update.
17522 * config/arm/t-arm (arm-c.o): Update.
17523 * doc/install.texi (Prerequisites): Require make 3.80.
17524 * Makefile.in: Remove .o targets.
17525 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
17526 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
17527 (simple_generated_h, simple_generated_c): Move earlier.
17528 (generated_files): New variable.
17529 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
17530 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
17531 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
17532 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
17533 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
17534 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
17535 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
17536 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
17537 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
17538 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
17539 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
17540 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
17542 (COMPILE.base, COMPILE): New variables.
17543 (%.o): New pattern rule.
17544 (ALL_HOST_OBJS): New variable.
17545 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
17546 (dummy-checksum.o, cc1-checksum.o): Remove.
17547 (DRIVER_SHLIB): New variable.
17548 (DRIVER_DEFINES): Use it.
17549 (gencondmd.c): Move out of build/.
17550 (s-conditions): Update.
17551 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
17552 (ALL_BUILD_OBJS): Likewise.
17553 (build/%.o): Use BUILDCOMPILE.
17554 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
17555 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
17556 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
17557 build/gencheck.o, build/gencodes.o, build/genconditions.o,
17558 build/genconfig.o, build/genconstants.o, build/genemit.o,
17559 build/genextract.o, build/genflags.o, build/genmddeps.o,
17560 build/genopinit.o, build/genoutput.o, build/genpeep.o,
17561 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
17562 build/gen-protos.o, build/scan.o, build/fix-header.o,
17563 build/scan-decls.o): Simplify.
17564 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
17565 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
17566 prefix.o, toplev.o): Reduce to variable setting.
17567 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
17568 ($(out_object_file), gcc-options.o): New targets.
17569 ($(ALL_HOST_OBJS)): New target. Include dependency files.
17570 * configure: Rebuilt.
17571 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
17572 * doc/sourcebuild.texi (Front End Directory): Document new variable.
17574 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
17576 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
17577 complain when we hit an error, return ERROR_MARK_NODE.
17579 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17581 * config/sh/constraints.md (Pso, Psz): New constraints.
17582 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
17583 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
17585 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17587 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
17588 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
17590 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17592 * config/sh/sh.md (prefetch): Add condition for SH2A target.
17593 (prefetch_sh2a): New.
17595 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17596 Naveen.H.S <naveen.hs@kpitcummins.com>
17598 * config/sh/constraints.md (I28): New constraint.
17599 * config/sh/sh.c (broken_move): Add support for movi20s.
17600 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
17602 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
17603 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17604 Naveen.H.S <naveen.hs@kpitcummins.com>
17606 * config/sh/sh.c (SH_ATTRIBUTES): Define.
17607 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17608 (print_operand): Handle resbank in %@ operand code.
17609 (sh_encode_section_info): New.
17610 (push_regs): Add conditions for resbank.
17611 (sh_expand_epilogue): Likewise.
17612 (sh_insert_attributes): Likewise.
17613 (sh_attribute_table): Likewise.
17614 (sh_handle_resbank_handler_attribute): New.
17615 (sh2a_handle_function_vector_handler_attribute): New.
17616 (sh2a_is_function_vector_call): New.
17617 (sh2a_get_function_vector_number): New.
17618 (sh2a_function_vector_p): New.
17619 (sh_cfun_resbank_handler_p): New.
17620 * config/sh/sh.md (calli): Emit jsr/n if possible.
17621 (calli_tbr_rel): New.
17622 (calli_pcrel): Emit jsr/n if possible.
17623 (return_i): Emit rts/n if possible.
17624 (call_valuei_tbr_rel): New.
17625 (call_valuei_pcrel): Add condition for SH2A target.
17626 (call_value): Likewise.
17627 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
17628 (sh2a_get_function_vector_number): Likewise.
17629 (sh2a_is_function_vector_call): Likewise.
17630 * doc/extend.texi: Document TBR relative addressing of SH2A.
17631 (resbank): Add description for SH2A.
17633 2008-03-24 Richard Guenther <rguenther@suse.de>
17636 * gimplify.c (gimplify_modify_expr): For frontend type-correct
17637 pointer assignments change conversions according to middle-end rules.
17638 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
17639 * configure.ac: Include type checking in yes.
17640 * configure: Regenerate.
17642 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17644 * diagnostic.c (diagnostic_count_diagnostic): Delete.
17645 (diagnostic_report_diagnostic): Update. Handle ICEs here.
17647 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
17649 * gthr-vxworks.h (UNUSED): Define.
17651 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
17653 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
17655 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
17657 * doc/extend.texi (Function Attributes): Add missing comma in the
17658 example of the "alloc_size" attribute.
17660 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
17663 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17665 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17668 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17671 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17672 of the underlying type of a MS bitfield layout to the natural
17673 alignment of the type.
17675 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17677 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17678 to their natural alignment to avoid store forwarding stalls.
17680 2008-03-22 Richard Guenther <rguenther@suse.de>
17682 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
17683 For PHI nodes verify the address is invariant.
17684 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
17685 (get_symbol_constant_value): Use is_gimple_min_invariant.
17686 (maybe_fold_stmt_indirect): Likewise.
17688 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
17690 PR rtl-optimization/33927
17691 * Makefile.in (dse.o): Depend on $(TM_P_H).
17692 * expr.h (extract_low_bits): Declare.
17693 * expmed.c (extract_low_bits): New function.
17694 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
17695 * dse.c: Include tm_p.h.
17696 (find_shift_sequence): Remove the read_reg argument and return the
17697 read value. Emit the instructions instead of returning them.
17698 Iterate on new_mode rather than calculating it each time.
17699 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
17700 source to NEW_MODE and extract_low_bits to convert the shifted
17701 value to READ_MODE.
17702 (replace_read): Allow the load and store to have different mode
17703 classes. Use extract_low_bits when SHIFT == 0. Create the shift
17704 or extraction instructions before trying the replacement. Update
17705 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
17707 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17709 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17710 to their natural alignment to avoid store forwarding stalls.
17712 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17715 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
17716 encouraging but not allowing gprs for input;
17717 change the input constraint to !f#r.
17718 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
17720 change the output constraint to !f#r.
17722 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
17725 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
17726 corresponding post-reload splitters.
17727 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
17728 when x87 FP math is selected.
17729 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
17730 New function prototype.
17731 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
17732 unreachable function to ease macroization of insn patterns.
17734 2008-03-21 Martin Jambor <mjambor@suse.cz>
17736 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
17737 reference dumps if ddr is NULL or dependence is unknown.
17739 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17741 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
17742 unsigned extension into account.
17743 (ATOMIC_COMPARE_AND_SWAP): Likewise.
17744 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
17745 Do computations on a scratch register.
17747 2008-03-21 Richard Guenther <rguenther@suse.de>
17749 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17750 Use is_gimple_min_invariant instead of TREE_INVARIANT.
17751 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
17752 * tree-ssa-dom.c (record_equality): Likewise.
17753 * tree-inline.c (copy_body_r): Likewise.
17754 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
17757 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17759 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
17760 as 'delete_unused' argument.
17762 2008-03-20 Richard Guenther <rguenther@suse.de>
17764 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17765 special casing of constant qualifiers.
17766 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
17767 care about them in general.
17768 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
17769 regardless of their type.
17770 (fold_stmt_r): Forcefully fold *& if we end up with that.
17772 2008-03-20 Paul Brook <paul@codesourcery.com>
17774 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
17775 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
17777 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
17779 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
17780 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
17782 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
17784 * common.opt (Wmudflap): New option.
17785 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
17786 (mx_register_decls): Likewise.
17787 (mudflap_finish_file): Likewise.
17788 * doc/invoke.texi: Document -Wno-mudflap.
17790 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
17792 * c-format.c (replace_format_name_to_system_name): New.
17793 (cmp_attribs): New.
17794 (convert_format_name_to_system_name): New.
17795 (decode_format_attr): Add use of convert_format_name_to_system_name.
17796 (format_types_orig): Add gnu_ prefix to names.
17797 (check_format_info_main): Special treating of \0 escaped names for
17798 supporting multi-character format specifiers as I32, I64.
17799 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
17800 (gnu_target_overrides_format_attributes): New.
17801 * c-format.h: Add structure target_ovr_attr to hold
17802 system specific formatter names.
17803 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
17804 msformat-c.o file to c_target_objs and cxx_target_objs.
17805 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17806 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
17807 (TARGET_N_FORMAT_TYPES): New.
17808 * config/i386/msformat-c.c: New.
17809 * config/i386/t-cygming: Add build rule for msformat-c.o.
17810 * doc/extend.texi: Add new format names gnu_* and ms_* and
17812 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17814 2008-03-20 Ira Rosen <irar@il.ibm.com>
17816 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
17817 optimizations turned on under -O3.
17818 (ftree-vectorize): Add that the flag is turned on with -O3.
17820 2008-03-20 Ben Elliston <bje@au.ibm.com>
17822 * regmove.c (try_auto_increment): Fix spelling error in comment.
17823 * final.c (final_scan_insn): Likewise.
17825 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
17828 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
17829 allocator preferences for "y" and "r" class registers.
17830 ("*mov<mode>_internal"): Ditto.
17831 ("*movv2sf_internal_rex64"): Ditto.
17832 ("*movv2sf_internal"): Ditto.
17834 2008-03-19 Michael Matz <matz@suse.de>
17836 PR middle-end/35616
17837 * calls.c (expand_call): Check overlap of arguments with call
17838 address for sibcalls.
17840 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17843 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17844 of the underlying type of a MS bitfield layout to the natural
17845 alignment of the type.
17847 2008-03-19 Jan Hubicka <jh@suse.cz>
17850 * toplev.c (decode_d_option): Handle all CPP flags.
17851 * tree-vrp.c: Update tree_pass descriptors.
17852 * regrename.c: Update tree_pass descriptors.
17853 * fwprop.c: Update tree_pass descriptors.
17854 * doc/invoke.texi: Remove documentation of dropped -d? flags.
17855 * tree-into-ssa.c: Update tree_pass descriptors.
17856 * tree-dump.c: Update tree_pass descriptors.
17857 * tree-complex.c: Update tree_pass descriptors.
17858 * tree-dump.h: Update tree_pass descriptors.
17859 * see.c: Update tree_pass descriptors.
17860 * cgraphbuild.c: Update tree_pass descriptors.
17861 * tracer.c: Update tree_pass descriptors.
17862 * tree-loop-distribution.c: Update tree_pass descriptors.
17863 * cgraph.c: Update tree_pass descriptors.
17864 * postreload-gcse.c: Update tree_pass descriptors.
17865 * postreload.c: Update tree_pass descriptors.
17866 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
17867 * tree-tailcall.c: Update tree_pass descriptors.
17868 * tree-pass.h (tree_opt_pass): Rename to ...
17869 (opt_pass) ... this one; add "type" field and remove letter field.
17870 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
17871 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
17872 all_lowering_passes): Update declaration.
17873 * ipa-cp.c: Update tree_pass descriptors.
17874 * final.c: Update tree_pass descriptors.
17875 * omp-low.c: Update tree_pass descriptors.
17876 * tree-ssa-dse.c: Update tree_pass descriptors.
17877 * ipa-reference.c: Update tree_pass descriptors.
17878 * tree-ssa-uncprop.c: Update tree_pass descriptors.
17879 * auto-inc-dec.c: Update tree_pass descriptors.
17880 * reorg.c: Update tree_pass descriptors.
17881 * cgraphunit.c: Update tree_pass descriptors.
17882 * tree-ssa-copyrename.c: Update tree_pass descriptors.
17883 * tree-ssa-ccp.c: Update tree_pass descriptors.
17884 * df-core.c: Update tree_pass descriptors.
17885 * mode-switching.c: Update tree_pass descriptors.
17886 * tree-nomudflap.c: Update tree_pass descriptors.
17887 * modulo-sched.c: Update tree_pass descriptors.
17888 * ipa-pure-const.c: Update tree_pass descriptors.
17889 * cse.c: Update tree_pass descriptors.
17890 * web.c: Update tree_pass descriptors.
17891 * tree-stdarg.c: Update tree_pass descriptors.
17892 * tree-ssa-math-opts.c: Update tree_pass descriptors.
17893 * tree-ssa-dom.c: Update tree_pass descriptors.
17894 * tree-nrv.c: Update tree_pass descriptors.
17895 * tree-ssa-alias.c: Update tree_pass descriptors.
17896 * loop-init.c: Update tree_pass descriptors.
17897 * gimple-low.c: Update tree_pass descriptors.
17898 * ipa-inline.c: Update tree_pass descriptors.
17899 * tree-ssa-sink.c: Update tree_pass descriptors.
17900 * global.c: Update tree_pass descriptors.
17901 * ifcvt.c: Update tree_pass descriptors.
17902 * jump.c: Update tree_pass descriptors.
17903 * predict.c: Update tree_pass descriptors.
17904 * tree-ssa-loop.c: Update tree_pass descriptors.
17905 * recog.c: Update tree_pass descriptors.
17906 * dse.c: Update tree_pass descriptors.
17907 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
17908 * tree-eh.c: Update tree_pass descriptors.
17909 * regmove.c: Update tree_pass descriptors.
17911 * function.c: Update tree_pass descriptors.
17912 * tree-vectorizer.c: Update tree_pass descriptors.
17913 * gcse.c: Update tree_pass descriptors.
17914 * ipa-type-escape.c: Update tree_pass descriptors.
17915 * tree-if-conv.c: Update tree_pass descriptors.
17916 * init-regs.c: Update tree_pass descriptors.
17917 * ipa.c: Update tree_pass descriptors.
17918 * tree-ssa-phiopt.c: Update tree_pass descriptors.
17919 * rtl-factoring.c: Update tree_pass descriptors.
17920 * lower-subreg.c: Update tree_pass descriptors.
17921 * bt-load.c: Update tree_pass descriptors.
17922 * tree-dfa.c: Update tree_pass descriptors.
17923 * except.c: Update tree_pass descriptors.
17924 * emit-rtl.c: Update tree_pass descriptors.
17925 * cfgexpand.c: Update tree_pass descriptors.
17926 * tree-cfgcleanup.c: Update tree_pass descriptors.
17927 * cfgcleanup.c: Update tree_pass descriptors.
17928 * tree-ssa-pre.c: Update tree_pass descriptors.
17929 * tree-sra.c: Update tree_pass descriptors.
17930 * tree-mudflap.c: Update tree_pass descriptors.
17931 * tree-ssa-copy.c: Update tree_pass descriptors.
17932 * cfglayout.c: Update tree_pass descriptors.
17933 * tree-ssa-forwprop.c: Update tree_pass descriptors.
17934 * tree-ssa-dce.c: Update tree_pass descriptors.
17935 * tree-ssa.c: Update tree_pass descriptors.
17936 * regclass.c: Update tree_pass descriptors.
17937 * integrate.c: Update tree_pass descriptors.
17938 * tree-optimize.c: Update tree_pass descriptors.
17939 * tree-ssa-phiprop.c: Update tree_pass descriptors.
17940 * tree-object-size.c: Update tree_pass descriptors.
17941 * combine.c: Update tree_pass descriptors.
17942 * tree-outof-ssa.c: Update tree_pass descriptors.
17943 * bb-reorder.c: Update tree_pass descriptors.
17944 * stack-ptr-mod.c: Update tree_pass descriptors.
17945 * var-tracking.c: Update tree_pass descriptors.
17946 * tree-profile.c: Update tree_pass descriptors.
17947 * tree-vect-generic.c: Update tree_pass descriptors.
17948 * reg-stack.c: Update tree_pass descriptors.
17949 * sched-rgn.c: Update tree_pass descriptors.
17950 * tree-ssa-structalias.c: Update tree_pass descriptors.
17951 * tree-cfg.c: Update tree_pass descriptors.
17952 * passes.c (current_pass): Update declaration.
17953 (finish_optimization_passes): Update.
17954 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
17955 (register_one_dump_file, register_dump_files_1, next_pass_1):
17957 (init_optimization_passes): Update handling of new types.
17958 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
17959 * ipa-struct-reorg.c: Update tree_pass descriptors.
17960 * tree-ssa-reassoc.c: Update tree_pass descriptors.
17961 * combine-stack-adj.c: Update tree_pass descriptors.
17962 * cfgrtl.c: Update tree_pass descriptors.
17963 * dce.c: Update tree_pass descriptors.
17964 * tree-ssanames.c: Update tree_pass descriptors.
17966 2008-03-19 Richard Guenther <rguenther@suse.de>
17968 PR middle-end/35609
17969 * tree-ssa.c (walk_data): New structure.
17970 (warn_uninitialized_var): If not always_executed warn with "maybe"
17972 (execute_early_warn_uninitialized): Compute post-dominators.
17973 Initialize always_executed before processing each basic block.
17975 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
17978 * config/i386/i386.c (x86_this_parameter): Calculate correct location
17979 of "this" pointer when "regparm = N" or "fastcall" is in effect.
17981 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17983 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
17985 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
17987 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
17989 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
17990 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
17991 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
17992 target after ignore has been set, and move there also the commputation
17993 of subtarget and original_target.
17994 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
17995 (LANG_HOOKS_INITIALIZER): Remove it.
17996 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
17998 2008-03-18 Richard Guenther <rguenther@suse.de>
18000 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
18001 found an expression with constants, note that in the VN for the lhs.
18002 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
18003 fold them to constants if possible. Run cleanup_cfg if done so.
18004 (execute_pre): Return todo.
18005 (do_pre): Likewise.
18006 (execute_fre): Likewise.
18007 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
18009 (get_prop_source_stmt): Look through pointer conversions.
18011 2008-03-18 Jan Hubicka <jh@suse.cz>
18013 * tree-pretty-print.c: Include predict.h.
18014 (dump_generic_node): Dump predictor.
18015 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
18016 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
18017 * gimple-low.c (lower_stmt): Likewise.
18018 * expr.c (expand_expr_real): Likewise.
18019 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
18021 (build_predict_expr, build_predict_expr): New.
18022 * predict.h (predictor_name, build_predict_expr): Update.
18023 * c-typeck.c (c_finish_bc_stmt): Add prediction.
18024 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
18025 * predict.def (PRED_CONTINUE): Update hitrate.
18026 * tree.def (PREDICT_EXPR): Define.
18027 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
18028 do not handle BIND_EXPR.
18029 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
18030 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
18031 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
18034 2008-03-18 Michael Matz <matz@suse.de>
18036 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
18038 2008-03-18 Richard Guenther <rguenther@suse.de>
18040 * tree-gimple.h (is_gimple_invariant_address): Declare.
18041 (is_gimple_constant): Likewise.
18042 * tree-gimple.c (is_gimple_constant): New function.
18043 (is_gimple_invariant_address): Likewise.
18044 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
18045 and is_gimple_invariant_address.
18046 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
18048 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
18049 an addressable base.
18051 2008-03-18 Jakub Jelinek <jakub@redhat.com>
18053 PR middle-end/35611
18054 * gimplify.c (gimplify_expr): Gimplify second operand of
18057 2008-03-17 Richard Guenther <rguenther@suse.de>
18059 PR tree-optimization/19637
18060 * fold-const.c (fold_unary): Remove restrictions of removing
18061 intermediate pointer-conversions (P2)(P1)P0.
18062 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
18063 conversion to void pointer.
18064 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
18066 2008-03-16 James E. Wilson <wilson@tuliptree.org>
18069 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
18070 emulated thread local variables.
18072 2008-03-16 Richard Guenther <rguenther@suse.de>
18074 PR middle-end/35607
18075 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
18076 expand TREE_INVARIANT operations that are not gimple invariant.
18078 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
18080 * doc/extend.texi (Alignment): Say that the ABI controls
18081 the __alignof__ for non-strict-alignment targets rather
18082 than being a recommendation.
18084 2008-03-15 Paul Brook <paul@codesourcery.com>
18086 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
18088 (arm_output_fn_unwind): Mark functions that can not be unwound.
18090 2008-03-15 Paul Brook <paul@codesourcery.com>
18092 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
18093 extension instructions.
18095 2008-03-15 Richard Guenther <rguenther@suse.de>
18097 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
18098 and fold constant aggregate refs.
18099 (fold_const_aggregate_ref): Handle string constants
18100 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
18101 (evaluate_stmt): Simplify now that ccp_fold folds constant
18104 2008-03-15 Paul Brook <paul@codesourcery.com>
18106 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
18107 (extzv): Use gen_extzv_t2.
18108 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
18110 2008-03-15 Richard Guenther <rguenther@suse.de>
18112 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
18113 (fold_const_aggregate_ref): Likewise.
18114 (get_value): Return NULL if we don't have any values.
18115 (ccp_finalize): Set const_val to NULL after freeing it.
18116 * tree-flow.h (get_symbol_constant_value): Declare.
18117 (fold_const_aggregate_ref): Likewise.
18118 * tree-ssa-sccvn.c (try_to_simplify): Use them.
18120 2008-03-15 Richard Guenther <rguenther@suse.de>
18122 PR middle-end/35593
18123 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
18124 to not produce negative array indices if not allowed. Add
18125 parameter to indicate that.
18126 (maybe_fold_offset_to_component_ref): Allow negative array
18127 indices only for the first member of a structure.
18128 (maybe_fold_offset_to_reference): Allow negative array indices.
18129 (maybe_fold_stmt_addition): Likewise.
18131 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
18132 Anatoly Sokolov <aesok@post.ru>
18134 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
18135 (avr_arch): Add ARCH_AVR6.
18136 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
18137 (initial_elimination_offset): Initialize and use 'avr_pc_size'
18138 instead of fixed value 2.
18139 (print_operand_address): Use gs() asm specifier instead of pm().
18140 (avr_assemble_integer): (Ditto.).
18141 (avr_output_addr_vec_elt): (Ditto.).
18142 (print_operand): Handle "!" code.
18143 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
18144 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
18145 (AVR_HAVE_EIJMP_EICALL): Define.
18146 (AVR_3_BYTE_PC): Redefine.
18147 (AVR_2_BYTE_PC): (Ditto.).
18148 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
18149 (LINK_SPEC): Add atmega2560 and atmega2561.
18150 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
18152 * config/avr/avr.md (call_insn): Use eicall instead of icall
18153 for 3 byte PC devices.
18154 (call_value_insn): (Ditto.).
18155 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
18156 (indirect_jump): Use only for for 2 byte PC devices.
18157 (*tablejump): (Ditto.).
18158 (*indirect_jump_avr6): Add insn.
18159 (*tablejump_rjmp): Don't use for 3 byte PC devices.
18160 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
18161 instead of ijmp for 3 byte PC devices.
18162 (__tablejump2__): (Ditto.).
18163 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
18164 (MULITLIB_DIRNAMES): (Ditto.).
18165 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
18167 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
18169 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
18170 "sse2_umulsidi3". Use V1DI mode for operand 0.
18171 ("mmx_psadbw"): Use V1DI mode for operand 0.
18172 * config/i386/i386-modes.def (V1SI): New vector mode.
18173 * config/i386/i386.c (struct builtin_description)
18174 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
18175 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
18176 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
18177 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
18178 v1di_ftype_v8qi_v8qi type.
18179 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
18181 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
18182 __builtin_ia32_pmuludq]: Fix the mode of return value.
18184 2008-03-15 Richard Guenther <rguenther@suse.de>
18186 PR middle-end/35595
18187 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
18190 2008-03-14 Bob Wilson <bob.wilson@acm.org>
18192 * doc/invoke.texi (Option Summary, Xtensa Options): Document
18193 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
18194 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
18195 unless TARGET_SERIALIZE_VOLATILE is enabled.
18196 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
18197 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
18198 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
18200 2008-03-14 Richard Guenther <rguenther@suse.de>
18202 PR tree-optimization/34172
18203 * tree-flow.h (refs_may_alias_p): Declare.
18204 (get_single_def_stmt): Likewise.
18205 (get_single_def_stmt_from_phi): Likewise.
18206 (get_single_def_stmt_with_phi): Likewise.
18207 * tree-dfa.c (refs_may_alias_p): New function.
18208 (get_single_def_stmt): Likewise.
18209 (get_single_def_stmt_from_phi): Likewise.
18210 (get_single_def_stmt_with_phi): Likewise.
18211 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
18212 (vn_reference_lookup_1): New helper function.
18213 (vn_reference_lookup): Walk the virtual use-def chain to
18214 continue searching for a match if the def does not alias the
18215 reference we are looking for.
18217 2008-03-14 David Edelsohn <edelsohn@gnu.org>
18219 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
18220 archive and Perzl. Update The Written Word listing.
18222 2008-03-14 Richard Guenther <rguenther@suse.de>
18224 PR tree-optimization/34043
18225 PR tree-optimization/33989
18226 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
18228 (bitmap_find_leader): Use extra argument to verify dominance
18229 relationship inside a basic-block.
18230 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
18231 (find_leader_in_sets): Adjust.
18232 (create_component_ref_by_pieces): Take extra argument for
18233 dominance check, handle lookup failures.
18234 (find_or_generate_expression): Likewise.
18235 (create_expression_by_pieces): Likewise.
18236 (insert_into_preds_of_block): Adjust.
18237 (create_value_expr_from): If asked for, verify all operands
18238 are in the blocks AVAIL_OUT set.
18239 (make_values_for_stmt): Check for SSA_NAMEs that are life
18240 over an abnormal edge.
18241 (compute_avail): Remove such check.
18242 (do_SCCVN_insertion): New function.
18243 (eliminate): If we do not find a leader suitable for replacement
18244 insert a replacement expression from SCCVN if available.
18245 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
18246 (struct vn_ssa_aux): Add needs_insertion flag.
18247 * tree-ssa-sccvn.c (may_insert): New global flag.
18248 (copy_reference_ops_from_ref): Value-number union member access
18249 based on its size, not type and member if insertion is allowed.
18250 (visit_reference_op_load): For a weak match from union type
18251 punning lookup a view-converted value and insert a SSA_NAME
18252 for that value if that is not found.
18253 (visit_use): Make dumps shorter. Do not disallow value numbering
18254 SSA_NAMEs that are life over an abnormal edge to constants.
18255 (free_scc_vn): Release inserted SSA_NAMEs.
18256 (run_scc_vn): New flag to specify whether insertion is allowed.
18257 Process SSA_NAMEs in forward order.
18258 * tree-ssa-loop-im.c (for_each_index): Handle invariant
18259 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
18260 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
18261 pointer type to/from integral types that do not change the
18262 precision to regular conversions.
18264 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18266 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18267 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18268 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
18269 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
18270 input arguments and the mode of return value. Built-in functions
18271 that operate on whole 64-bit MMX register now use V1DI mode.
18273 2008-03-13 Alon Dayan <alond@il.ibm.com>
18274 Olga Golovanevsky <olga@il.ibm.com>
18276 PR tree-optimization/35041
18277 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
18278 to locate the right position in a statement.
18280 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18284 * config/i386/xmmintrin.h: Change all static inline functions to
18285 extern inline and add __gnu_inline__ attribute.
18286 * config/i386/bmintrin.h: Ditto.
18287 * config/i386/smmintrin.h: Ditto.
18288 * config/i386/tmmintrin.h: Ditto.
18289 * config/i386/mmintrin-common.h: Ditto.
18290 * config/i386/ammintrin.h: Ditto.
18291 * config/i386/emmintrin.h: Ditto.
18292 * config/i386/pmmintrin.h: Ditto.
18293 * config/i386/mmintrin.h: Ditto.
18294 * config/i386/mm3dnow.h: Ditto.
18296 2008-03-13 Jakub Jelinek <jakub@redhat.com>
18298 PR middle-end/35185
18299 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
18300 (lower_omp_2): New function.
18301 (lower_omp_1, lower_omp): Rewritten.
18303 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
18306 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
18307 with the phrase "Microsoft Windows compilers".
18308 (Push/Pop Macro Pragmas): New subsection. Document
18309 #pragma push_macro and pragma pop_macro.
18311 2008-03-12 Paul Brook <paul@codesourcery.com>
18313 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
18315 2008-03-12 Paul Brook <paul@codesourcery.com>
18317 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
18318 (thumb2_alusi3_short): Exclude PLUS and MINUS.
18319 (thumb2_addsi_shortim): Rename ...
18320 (thumb2_addsi_short): ... to this. Allow register operands.
18321 (thumb2_subsi_short): New pattern.
18322 (thumb2_one_cmplsi2_short,
18323 thumb2_negsi2_short): New patterns and peepholes.
18325 2008-03-12 Paul Brook <paul@codesourcery.com>
18327 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
18329 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
18331 * config/i386/i386.md (int_cond): New code iterator.
18333 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
18334 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
18335 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
18336 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
18337 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
18338 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
18339 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
18340 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
18342 2008-03-12 Paul Brook <paul@codesourcery.com>
18344 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
18345 instead of {arm,thumb}_compute_save_reg_mask.
18346 (output_return_instruction): Ditto.
18347 (thumb_unexpanded_epilogue): Ditto.
18348 (thumb1_expand_prologue): Ditto.
18349 (thumb1_output_function_prologue): Ditto.
18350 (arm_set_return_address): Ditto.
18351 (thumb_set_return_address): Ditto.
18352 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
18353 regs to achieve stack alignment.
18354 (thumb1_compute_save_reg_mask): Fix compiler warning.
18355 (arm_output_epilogue): Use offsets->saved_regs_mask.
18356 Adjust stack pointer by poping call clobered registers.
18357 (arm_expand_prologue): Use offsets->saved_regs_mask.
18358 Adjust stack pointer by pushing extra registers.
18359 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
18361 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
18364 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
18365 conversion to the operands of a multiplication.
18367 2008-03-12 Richard Guenther <rguenther@suse.de>
18369 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
18370 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
18371 * timevar.def (TV_TREE_PHIPROP): Add.
18372 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
18373 pass description. Use TV_TREE_PHIPROP.
18374 * tree-ssa-forwprop.c: Remove phiprop code.
18376 2008-03-12 Jakub Jelinek <jakub@redhat.com>
18378 PR middle-end/35549
18379 * omp-low.c (maybe_lookup_decl): Constify first argument.
18380 (use_pointer_for_field): Change last argument from bool to
18381 omp_context *. Disallow shared copy-in/out in nested
18382 parallel if decl is shared in outer parallel too.
18383 (build_outer_var_ref, scan_sharing_clauses,
18384 lower_rec_input_clauses, lower_copyprivate_clauses,
18385 lower_send_clauses, lower_send_shared_vars): Adjust callers.
18387 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
18388 Ira Rosen <irar@il.ibm.com>
18390 * tree-vectorizer.c (free_stmt_vec_info): New function.
18391 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
18392 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
18393 * tree-vectorizer.h (free_stmt_vec_info): Declare.
18394 * tree-vect-transform.c (vectorizable_conversion): Free
18395 vec_oprnds0 if it was allocated.
18396 (vect_permute_store_chain): Remove unused VECs.
18397 (vectorizable_store): Free VECs that are allocated in the..
18399 (vect_transform_strided_load, vectorizable_load): Likewise.
18400 (vect_remove_stores): Simplify the code.
18401 (vect_transform_loop): Move code to vect_remove_stores().
18402 Call vect_remove_stores() and free_stmt_vec_info().
18404 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18406 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
18407 TARGET_HPUX. Revise comment.
18408 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
18409 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
18410 Use sr4 variant of `be' instruction when not generating PIC code.
18411 (attr_length_call): Adjust for above change.
18413 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18415 * ipa-reference.c (static_execute): Remove module_statics_const and
18416 associated setting code.
18418 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18421 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
18422 predicate for operand 1.
18423 (paritysi2_cmp): Use register_operand predicate for operand 2.
18424 Use earlyclobber modifier for operand 1. Remove support for
18426 (paritydi2_cmp): Use register_operand predicate for operand 3.
18427 Use earlyclobber modifier for operand 1. Remove support for
18430 2008-03-11 Paul Brook <paul@codesourcery.com>
18431 Vladimir Prus <vladimir@codesourcery.com>
18433 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
18434 (arm_compute_save_reg0_reg12_mask): Always
18435 check if register 11 must be saved. Always safe hard frame pointer
18436 when frame_pointer_needeed.
18437 (arm_compute_save_reg_mask): Save IP and PC
18438 only with apcs frames.
18439 (arm_output_epilogue): Adjust Thumb2 codepath to
18440 be also invoked and work for ARM non-apcs frames.
18441 (arm_expand_prologue): Don't bother saving IP
18442 for non-apcs frame, since it's not clobbered by
18443 prologue code. Implement non-apcs frame
18446 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18448 PR rtl-optimization/35281
18449 * expr.c (convert_move): Use a new pseudo for the intermediate
18450 from_mode->word_mode result.
18452 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18454 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
18455 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
18456 * toplev.c (compile_file): Don't call it.
18458 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18460 PR middle-end/35526
18461 * expr.c (store_expr): Call emit_block_move if the mode
18462 of "temp" RTX is BLKmode.
18464 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18465 Richard Guenther <rguenther@suse.de>
18467 PR tree-optimization/31358
18468 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
18469 the step with a NULL_TREE.
18470 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
18471 to sizetype if type is a pointer type.
18472 (add_candidate_1): Don't convert the base and step to
18473 the generic type if the orginal type is a pointer type.
18474 (add_iv_value_candidates): Use sizetype for the step
18475 if type is a pointer type.
18476 (cand_value_at): Likewise.
18477 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
18479 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
18480 Don't convert the tem affine to the type.
18481 (add_elt_to_tree): Use sizetype for the step if a pointer.
18482 Use POINTER_PLUS_EXPR for pointers.
18483 (aff_combination_to_tree): Use sizetype for the step if a
18486 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
18488 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
18489 Remove commutativity hint.
18491 2008-03-10 Jakub Jelinek <jakub@redhat.com>
18495 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
18496 errorneous type. Check that v is a VAR_DECL.
18498 PR middle-end/35099
18499 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
18501 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
18503 PR tree-optimization/35494
18504 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
18505 may be overriden at link and run time.
18507 2008-03-10 Richard Guenther <rguenther@suse.de>
18509 PR tree-optimization/34677
18510 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
18511 (poolify_tree): Likewise.
18512 (modify_expr_template): Likewise.
18513 (poolify_modify_stmt): Likewise.
18514 (insert_fake_stores): Handle all component-ref style stores
18515 in addition to INDIRECT_REF. Also handle complex types.
18516 Do not poolify the inserted load.
18517 (realify_fake_stores): Do not rebuild the tree but only
18518 make it a SSA_NAME copy.
18519 (init_pre): Remove initialzation of modify_expr_template.
18520 Do not allocate modify_expr_node_pool.
18521 (fini_pre): Do not free modify_expr_node_pool.
18523 2008-03-10 Paul Brook <paul@codesourcery.com>
18525 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
18526 to avoid conflicts.
18528 2008-03-10 Paul Brook <paul@codesourcery.com>
18529 Mark Shinwell <shinwell@codesourcery.com>
18531 * config/arm/cortex-r4.md: New.
18532 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
18534 * config/arm/arm.md: Include cortex-r4.md.
18535 (insn): Add smmls, sdiv and udiv values.
18536 (generic_sched): Don't use generic scheduling for Cortex-R4.
18537 (arm_issue_rate): New function.
18538 (TARGET_SCHED_ISSUE_RATE): Define.
18540 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
18542 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
18544 2008-03-10 Richard Guenther <rguenther@suse.de>
18546 * tree-ssa-pre.c (get_sccvn_value): Simplify.
18547 (compute_avail): Do not add stmt uses to AVAIL_OUT.
18549 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
18551 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
18552 Set default to true.
18554 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18556 * c.opt (Wsynth): Deprecate.
18557 * doc/invoke.texi (Option Summary, Warning Options): Document
18558 -Wno-format-contains-nul.
18560 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
18563 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
18564 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
18566 2008-03-09 Ira Rosen <irar@il.ibm.com>
18568 * config/rs6000/rs6000.c (builtin_description): Rename vector
18569 left shift operations.
18570 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
18571 (altivec_vsl<VI_char>): Rename to ...
18572 (ashl<mode>3): ... new name.
18573 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
18575 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
18577 2008-03-08 Richard Guenther <rguenther@suse.de>
18579 * coverage.h (tree_coverage_counter_addr): Declare.
18580 * coverage.c (tree_coverage_counter_addr): New function.
18581 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
18582 before using again.
18583 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
18584 (tree_gen_one_value_profiler): Likewise.
18585 (tree_gen_ic_profiler): Likewise.
18586 (tree_gen_average_profiler): Likewise.
18587 (tree_gen_ior_profiler): Likewise.
18589 2008-03-08 Richard Guenther <rguenther@suse.de>
18591 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
18592 (vn_binary_op_insert): Likewise.
18593 (vn_unary_op_lookup): Likewise.
18594 (vn_unary_op_insert): Likewise.
18595 (vn_nary_op_lookup): Declare.
18596 (vn_nary_op_insert): Likewise.
18597 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
18598 and binary hashes, use a single obstack for unary_op_pool
18599 and binary_op_pool.
18600 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
18601 a single struct vn_nary_op_s. Store tree code length and
18602 a variable number of operands.
18603 (struct vn_reference_op_struct): Remove unused op2.
18604 (vn_reference_op_eq): Do not compare op2.
18605 (vn_reference_op_compute_hash): Do not compute hash of op2.
18606 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
18607 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
18608 with vn_nary_op_compute_hash.
18609 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
18610 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
18612 (vn_unary_op_insert, vn_binary_op_insert): Replace with
18614 (visit_unary_op): Call nary functions.
18615 (visit_binary_op): Likewise.
18616 (process_scc): Adjust for struct vn_tables_s changes.
18617 (allocate_vn_table): Likewise.
18618 (free_vn_table): Likewise.
18619 * tree-vn.c (vn_add): Call nary functions.
18620 (vn_lookup): Likewise.
18622 2008-03-08 Jakub Jelinek <jakub@redhat.com>
18625 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
18626 wdst back after sync_compare_and_swapqhi_internal.
18628 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
18631 * config/i386/i386-modes.def (V1DI): New vector mode.
18632 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
18633 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
18634 (MMXMODE248): Ditto.
18635 (MMXMODE): Add V1DI mode.
18636 (mmxvecsize): Change DI mode to V1DI mode.
18637 ("mov<mode>): Use MMXMODEI8 mode iterator.
18638 ("*mov<mode>_internal_rex64"): Ditto.
18639 ("*mov<mode>_internal"): Ditto.
18640 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
18641 ("mmx_sub<mode>3"): Ditto.
18642 ("mmx_adddi3"): Remove insn pattern.
18643 ("mmx_subdi3"): Ditto.
18644 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
18645 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
18646 ("mmx_ashl<mode>3"): Ditto.
18647 ("mmx_lshrdi3"): Remove insn pattern.
18648 ("mmx_ashldi3"): Ditto.
18649 * config/i386/i386.c (classify_argument): Handle V1DImode.
18650 (function_arg_advance_32): Ditto.
18651 (function_arg_32): Ditto.
18652 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
18653 mmx_addv1di3 insn pattern.
18654 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
18655 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
18656 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
18657 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
18658 Remove definitions of built-in functions.
18659 (V1DI_type_node): New node.
18660 (v1di_ftype_v1di_int): Ditto.
18661 (v1di_ftype_v1di_v1di): Ditto.
18662 (v2si_ftype_v2si_si): Ditto.
18663 (v4hi_ftype_v4hi_di): Remove node.
18664 (v2si_ftype_v2si_di): Ditto.
18665 (ix86_init_mmx_sse_builtins): Handle V1DImode.
18666 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
18667 Redefine builtins using def_builtin_const with *_ftype_*_int node.
18668 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
18669 Add new builtins using def_builtin_const.
18670 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
18671 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
18672 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
18673 * config/i386/mmintrin.h (__v1di): New typedef.
18674 (_mm_add_si64): Cast arguments to __v1di type.
18675 (_mm_sub_si64): Ditto.
18676 (_mm_sll_pi16): Cast __count to __v4hi type.
18677 (_mm_sll_pi32): Cast __count to __v2si type.
18678 (_mm_sll_si64): Cast arguments to __v1di type.
18679 (_mm_srl_pi16): Cast __count to __v4hi type.
18680 (_mm_srl_pi32): Cast __count to __v2si type.
18681 (_mm_srl_si64): Cast arguments to __v1di type.
18682 (_mm_sra_pi16): Cast __count to __v4hi type.
18683 (_mm_sra_pi32): Cast __count to __v2si type.
18684 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
18685 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
18686 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
18687 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
18688 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
18689 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
18690 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
18691 (_mm_srai_pi32): Use __builtin_ia32_psradi.
18692 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
18693 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18694 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18695 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
18697 2008-03-07 Joseph Myers <joseph@codesourcery.com>
18699 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
18701 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
18704 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
18705 reg+const addressing for Altivec modes. Don't generate reg+reg
18706 addressing for TFmode or TDmode quantities.
18708 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
18710 * c-common.c (vector_types_convertible_p): Call langhook
18711 instead of comptypes.
18713 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18716 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
18717 integral and scalar float variables which have a
18720 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
18722 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
18723 dwarf_register_span hook when emitting unwind information for
18724 register-to-memory saves.
18725 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
18726 (rs6000_frame_related): Remove call to spe_synthesize_frame.
18728 2008-03-06 Jakub Jelinek <jakub@redhat.com>
18730 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
18731 for the same VAR_DECL.
18733 2008-03-06 Tom Tromey <tromey@redhat.com>
18735 * treelang: Delete.
18736 * doc/standards.texi (Standards): Don't mention treelang.
18737 * doc/invoke.texi (Overall Options): Don't mention treelang.
18738 * doc/install.texi (Prerequisites): Don't mention bison or
18740 (Configuration): Don't mention treelang.
18741 (Building): Likewise.
18742 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
18744 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
18746 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
18747 word-extractions out of a multi-word object.
18749 2008-03-06 Richard Guenther <rguenther@suse.de>
18751 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
18752 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
18753 result type and precision.
18754 * expr.c (get_inner_reference): Set unsignedp based on the result
18755 type of BIT_FIELD_REF.
18756 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
18757 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
18758 (try_instantiate_multiple_fields): Likewise. Use the correct type
18760 (sra_build_assignment): Likewise.
18761 (sra_build_elt_assignment): Likewise.
18762 (sra_explode_bitfield_assignment): Likewise.
18763 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
18764 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
18765 set BIT_FIELD_REF_UNSIGNED.
18766 (vectorizable_load): Likewise.
18768 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
18770 * cse.c (cse_extended_basic_block): Invalidate artificial defs
18773 2008-03-06 Richard Guenther <rguenther@suse.de>
18775 * alias.c (struct alias_set_entry): Move has_zero_child field
18776 to pack with alias_set.
18778 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18780 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18783 2008-03-05 Ian Lance Taylor <iant@google.com>
18785 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
18787 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
18789 * fwprop.c (update_df): Support width and offset parameters of
18791 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
18792 global_conflicts): Change DF_REF_EXTRACT to either
18793 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18794 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18795 * df-scan.c (df_ref_record, df_defs_record,
18796 df_ref_create_structure, df_def_record_1, df_uses_record,
18797 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
18798 df_bb_refs_collect, df_entry_block_defs_collect,
18799 df_exit_block_uses_collect): Support new width and offset fields.
18800 (ref_extract_pool): New storage pool.
18801 (df_free_ref): New function.
18802 (df_reg_chain_unlink, df_free_collection_rec,
18803 df_sort_and_compress_refs): Call df_free_ref.
18804 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
18806 (df_ref_create_structure): Allocate df_ref_extract if offset and
18807 width fields are used.
18808 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
18809 (df_uses_record): Get offset and width from ZERO_EXTRACT
18811 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
18812 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18813 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18814 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
18815 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18816 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18817 (df_ref_extract): New structure.
18818 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
18819 (df_ref_create): Add width and offset parameters.
18821 2008-03-05 Richard Guenther <rguenther@suse.de>
18823 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18824 Use ranges_overlap_p.
18825 (offset_overlaps_with_access): Rename
18826 to ranges_overlap_p and move ...
18827 * tree-flow-inline.h (ranges_overlap_p): ... here.
18829 * tree.h (get_inner_reference, handled_component_p): Update
18832 * tree.h (record_component_aliases, get_alias_set,
18833 alias_sets_conflict_p, alias_sets_must_conflict_p,
18834 objects_must_conflict_p): Move declarations ...
18835 * alias.h (record_component_aliases, get_alias_set,
18836 alias_sets_conflict_p, alias_sets_must_conflict_p,
18837 objects_must_conflict_p): ... here.
18838 Include coretypes.h.
18839 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
18841 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
18843 * cfg.c: Include tree-flow.h.
18844 (remove_edge_raw): Call redirect_edge_var_map_clear.
18845 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
18846 * tree-flow-inline.h (redirect_edge_var_map_def): New.
18847 (redirect_edge_var_map_result): New.
18848 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
18849 PENDING_STMT use with redirect_edge_var_map_*.
18850 * tree-ssa.c (edge_var_maps): New definition.
18851 (redirect_edge_var_map_add): New.
18852 (redirect_edge_var_map_clear): New.
18853 (redirect_edge_var_map_dup): New.
18854 (redirect_edge_var_map_vector): New.
18855 (redirect_edge_var_map_destroy): New.
18856 (ssa_redirect_edge): Replace PENDING_STMT use with
18857 redirect_edge_var_map_*.
18858 (flush_pending_stmts): Same.
18859 (delete_tree_ssa): Destroy edge var map.
18860 * tree-flow.h (struct _edge_var_map): New.
18861 Define edge_var_map vector type.
18862 Declare redirect_edge_var_map_* prototypes.
18863 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
18864 * tree-cfg.c (reinstall_phi_args): Replace
18865 PENDING_STMT use with redirect_edge_var_map_*.
18867 2008-03-05 Richard Guenther <rguenther@suse.de>
18869 PR tree-optimization/35472
18870 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
18871 whose single use_stmt has a overlapping set of loaded and
18872 stored symbols as that use_stmt might be a noop assignment then.
18874 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18876 * gthr-rtems.h: Implement __gthread_mutex_destroy.
18878 2008-03-05 Richard Guenther <rguenther@suse.de>
18881 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
18882 should be constants.
18883 * tree-cfg.c (verify_expr): Verify it.
18884 * fold-const.c (fold_truthop): Remove code generating
18885 BIT_FIELD_REFs of structure bases.
18886 (fold_binary): Likewise.
18887 (fold_ternary): Position and size of BIT_FIELD_REFs are
18888 always host integers.
18889 (make_bit_field_ref): Remove.
18890 (optimize_bit_field_compare): Remove.
18891 (all_ones_mask_p): Remove.
18893 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
18896 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
18897 (split_block_and_df_analyze): New. Split basic block and rebuild
18899 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
18901 (split_pattern_seq): Likewise.
18902 (erase_matching_seqs): Likewise.
18903 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
18905 2008-03-04 Geoff Keating <geoffk@apple.com>
18907 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
18908 declaration and code.
18909 (tree_invalid_nonnegative_warnv_p): Likewise.
18911 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
18913 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
18914 examples. Truncate option-names then causing overfull hbox.
18916 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18919 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
18921 * configure: Rebuilt.
18923 2008-03-04 Rafael Espindola <espindola@google.com>
18925 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
18926 (tree_unary_nonnegative_warnv_p): New.
18927 (tree_binary_nonnegative_warnv_p): New.
18928 (tree_single_nonnegative_warnv_p): New.
18929 (tree_invalid_nonnegative_warnv_p): New.
18930 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
18932 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18935 * opts.c (handle_option): Postpone 'unknown option' errors only for
18938 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
18941 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
18944 2008-03-04 Rafael Espindola <espindola@google.com>
18946 * fold-const.c (tree_unary_nonzero_warnv_p): New.
18947 (tree_binary_nonzero_warnv_p): New.
18948 (tree_single_nonzero_warnv_p): New.
18949 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
18951 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
18953 PR middle-end/35456
18954 * fold-const.c (fold_cond_expr_with_comparison): Prevent
18955 transformations for modes that have signed zeros.
18956 * ifcvt.c (noce_try_abs): Ditto.
18958 2008-03-04 Joseph Myers <joseph@codesourcery.com>
18960 * config/i386/i386.c (override_options): Force
18961 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
18963 2008-03-04 Jan Hubicka <jh@suse.cz>
18966 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
18969 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18971 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
18972 label to probe the stack.
18974 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18976 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
18977 (__gthr_win32_mutex_destroy): Declare.
18978 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
18979 __gthr_win32_mutex_destroy.
18980 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
18982 2008-03-03 Jan Hubicka <jh@suse.cz>
18985 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
18986 aggressive on inlining cold calls.
18988 2008-03-03 Richard Guenther <rguenther@suse.de>
18990 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
18991 struct copies into the expression table.
18992 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
18993 (try_to_simplify): Likewise.
18994 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
18995 integral and pointer arguments which do not change the
18996 precision to NOP_EXPRs.
18997 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
18998 VIEW_CONVERT_EXPR case.
19000 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
19002 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
19003 defined in a loop at depth 0 is invariant.
19004 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19005 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
19006 be called at loop depth 0.
19008 2008-03-02 Jakub Jelinek <jakub@redhat.com>
19011 * gcc.c (process_command): Update copyright notice dates.
19012 * gcov.c (print_version): Likewise.
19013 * gcov-dump.c (print_version): Likewise.
19014 * mips-tfile.c (main): Likewise.
19015 * mips-tdump.c (main): Likewise.
19017 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19020 * c-common.c (flag_permissive): Delete.
19021 (constant_expression_warnings): Check flags first.
19022 (constant_expression_error): New.
19023 * c-common.h (flag_permissive): Delete.
19024 (constant_expression_error): Declare.
19025 * flags.h (flag_permissive): Declare. Update description.
19026 * diagnostic.c (pedwarn): Update.
19028 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
19029 (permissive_error_kind): New.
19030 * toplev.c (flag_permissive): Define. Update description.
19031 * toplev.h (permissive_error_kind): Declare.
19032 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
19033 (pedwarn_c90): Use pedantic_warning_kind.
19034 * c-opts.c (c_common_post_options): flag_permissive does not affect
19035 flag_pedantic_errors.
19037 2008-03-02 Joseph Myers <joseph@codesourcery.com>
19039 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
19040 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
19041 __absvsi2, __absvDI2): Use unsigned arithmetic.
19043 2008-03-02 Andi Kleen <ak@suse.de>
19044 Richard Guenther <rguenther@suse.de>
19046 * struct-equiv.c: Remove file.
19047 * cfg_cleanup.c (condjump_equiv_p): Remove.
19048 * Makefile.in (OBJS-common): Remove struct-equiv.o.
19049 (struct-equiv.o): Remove rule.
19050 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
19051 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
19052 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
19054 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19056 * ifcvt.c (noce_process_if_block): Try to handle only the then
19057 block if the else block exists but isn't suitable.
19059 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19062 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
19063 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
19064 regression from previous patch.
19066 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19069 * gthr.h: Add __gthread_mutex_destroy as a function that must be
19071 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
19072 * gthr-single.h (__gthread_mutex_destroy): Likewise.
19073 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
19074 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
19075 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
19076 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
19077 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
19078 (__gthread_mutex_destroy_function): Rename to
19079 __gthread_mutex_destroy.
19080 * gthr-dce.h (__gthread_mutex_destroy): Call
19081 pthread_mutex_destroy.
19082 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
19083 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
19084 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
19086 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19088 * df-scan.c (df_ref_chain_change_bb): Simplify.
19089 (df_insn_change_bb): Add new_bb argument. Simplify. Call
19090 set_block_for_insn if there's any change.
19091 * df.h ((df_insn_change_bb): Fix prototype.
19092 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
19093 df_insn_change_bb, don't call set_block_for_insn.
19094 * emit-rtl.c (reorder_insns): Likewise.
19095 * haifa-sched.c (move_insn): Likewise.
19097 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19099 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
19101 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19103 * tree-flow-inline.h (next_readonly_imm_use): Return
19104 NULL_USE_OPERAND_P after the end.
19106 2008-03-01 Richard Guenther <rguenther@suse.de>
19108 PR tree-optimization/35411
19109 * tree-sra.c (sra_build_assignment): Split conversion to
19110 final type to a separate statement if we are not assigning
19113 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19115 * fold-const.c (fold_convertible_p): Correct the logic to follow
19116 that in fold_convert().
19118 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
19121 * tree-inline.c (build_duplicate_type): When we make a
19122 duplicate type, make it unique in the canonical types system.
19124 2008-02-29 Tom Tromey <tromey@redhat.com>
19126 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
19127 input_file_stack_history, input_file_stack_restored): Remove.
19128 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19129 * input.h (struct file_stack): Remove.
19130 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19131 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
19133 * diagnostic.h (struct diagnostic_context) <last_module>: Change
19135 (diagnostic_last_module_changed): Add 'map' argument.
19136 (diagnostic_set_last_function): Likewise.
19137 * diagnostic.c (undiagnostic_report_current_module): Iterate using
19138 line map, not input_file_stack.
19139 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
19141 2008-02-29 Paul Brook <paul@codesourcery.com>
19143 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
19145 2008-02-29 Paul Brook <paul@codesourcery.com>
19147 * config/arm/ieee754-df.S (muldf3): Use RET macros.
19149 2008-02-29 Richard Guenther <rguenther@suse.de>
19151 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
19153 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
19154 value for comparing for a store match.
19155 (simplify_unary_expression): Do nothing for SSA_NAMEs.
19156 (try_to_simplify): Do not do a full-blown reference lookup.
19158 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19160 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
19161 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19163 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
19165 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
19167 * tree-loop-linear.c (try_interchange_loops): Compare memory access
19168 strides against cache sizes.
19170 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19172 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
19175 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
19177 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
19178 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
19179 is smaller than the original promoted value.
19180 (simplify_subreg): If OP is a SUBREG, try to preserve its
19181 SUBREG_PROMOTED_VAR_P information.
19183 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
19185 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
19186 (VN_INFO_GET): Allocate new objects on the obstack.
19187 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
19188 for rpo_numbers_temp, for consistency.
19189 (free_scc_vn): Free the obstack.
19191 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
19193 * doc/invoke.texi: Document -ftree-loop-distribution.
19194 * tree-loop-distribution.c: New.
19195 * tree-pass.h (pass_loop_distribution): New.
19196 * graphds.h (struct graph): Add htab_t indices.
19197 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
19198 * tree-vectorizer.c (rename_variables_in_loop): Extern.
19199 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
19200 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
19201 * tree-data-ref.c (debug_data_dependence_relations): New.
19202 (dump_data_dependence_relation): Also print data references.
19203 (free_data_ref): Extern.
19204 (same_access_functions): Moved...
19205 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
19206 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19207 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
19208 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
19209 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
19210 (stmts_from_loop): Skip LABEL_EXPR.
19211 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
19213 (build_rdg): Initialize rdg->indices htab.
19214 (free_rdg, stores_from_loop, ref_base_address,
19215 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
19216 have_similar_memory_accesses_1, ref_base_address_1,
19217 remove_similar_memory_refs): New.
19218 * tree-data-ref.h: Depend on tree-chrec.h.
19219 (debug_data_dependence_relations, free_data_ref): Declared.
19220 (same_access_functions): ... here.
19221 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
19223 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
19224 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
19225 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
19226 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19227 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
19228 rdg_vertex_for_stmt): Declared.
19229 (struct rdg_edge): Add level.
19231 (free_rdg, stores_from_loop, remove_similar_memory_refs,
19232 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
19234 (rdg_has_similar_memory_accesses): New.
19235 * tree-vect-analyze.c: Remove unused static decls.
19236 * lambda.h (dependence_level): New.
19237 * common.opt (ftree-loop-distribution): New.
19238 * tree-flow.h (mark_virtual_ops_in_bb,
19239 slpeel_tree_duplicate_loop_to_edge_cfg,
19240 rename_variables_in_loop): Declared.
19241 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
19242 (OBJS-common): Add tree-loop-distribution.o.
19243 (tree-loop-distribution.o): New rule.
19244 * tree-cfg.c (mark_virtual_ops_in_bb): New.
19245 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
19246 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
19248 2008-02-28 Joseph Myers <joseph@codesourcery.com>
19251 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
19252 other than structures and unions.
19254 2008-02-28 Richard Guenther <rguenther@suse.de>
19257 2008-02-26 Richard Guenther <rguenther@suse.de>
19259 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19260 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19261 (lookup_decl_from_uid): Declare.
19262 (remove_decl_from_map): Likewise.
19263 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19264 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19265 (decl_for_uid_map): New global hashtable mapping DECL_UID
19267 (init_ttree): Allocate it.
19268 (insert_decl_to_uid_decl_map): New helper function.
19269 (make_node_stat): Insert new decls into the map.
19270 (copy_node_stat): Likewise.
19271 (lookup_decl_from_uid): New function.
19272 (remove_decl_from_map): Likewise.
19273 (print_decl_for_uid_map_statistics): New helper.
19274 (dump_tree_statistics): Call it.
19276 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19277 (referenced_var_iterator): Adjust.
19278 (FOR_EACH_REFERENCED_VAR): Adjust.
19279 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19280 (num_referenced_vars): Adjust.
19281 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19282 (first_referenced_var): Remove.
19283 (end_referenced_vars_p): Likewise.
19284 (next_referenced_var): Likewise.
19285 (referenced_var_iterator_set): New helper function.
19286 * tree-dfa.c (referenced_var_lookup): Adjust.
19287 (referenced_var_check_and_insert): Likewise.
19288 (remove_referenced_var): Likewise.
19289 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19290 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19291 (verify_call_clobbering): Likewise.
19292 (verify_memory_partitions): Likewise.
19293 (init_tree_ssa): Allocate bitmap instead of hashtable for
19295 (delete_tree_ssa): Adjust.
19296 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19297 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19298 (compute_tag_properties): Likewise.
19299 (set_initial_properties): Likewise.
19300 (find_partition_for): Likewise.
19301 (update_reference_counts): Likewise.
19302 (dump_may_aliases_for): Likewise.
19303 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19304 (add_call_clobber_ops): Likewise.
19305 (add_call_read_ops): Likewise.
19306 (get_asm_expr_operands): Likewise.
19307 * tree-into-ssa.c (dump_decl_set): Likewise.
19308 (update_ssa): Likewise.
19309 * tree-sra.c (scan_function): Likewise.
19310 (decide_instantiations): Likewise.
19311 (scalarize_parms): Likewise.
19312 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19313 (dsa_named_for): Likewise.
19314 * tree-ssa-structalias.c (update_alias_info): Likewise.
19315 (merge_smts_into): Likewise.
19317 2008-02-27 David Daney <ddaney@avtrex.com>
19320 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
19321 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
19322 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
19323 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
19324 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
19326 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
19329 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
19330 (BUILT_IN_NEXTTOWARD): Remove.
19331 (BUILT_IN_NEXTTOWARDF): Ditto.
19332 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
19333 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
19335 2008-02-27 Tom Tromey <tromey@redhat.com>
19337 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
19338 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
19340 2008-02-27 Jan Beulich <jbeulich@novell.com>
19342 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
19343 update the respective field on newdecl.
19345 2008-02-27 Revital Eres <eres@il.ibm.com>
19347 PR rtl-optimization/34999
19348 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
19349 crossing edges that ends with a call insn.
19350 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
19351 call insn and clear the EDGE_CROSSING flag of the crossing edge
19352 when fixing fallthru edges.
19354 2008-02-27 Richard Guenther <rguenther@suse.de>
19356 PR middle-end/35390
19357 * fold-const.c (fold_unary): Return the correct argument,
19358 converted to the result type.
19360 2008-02-27 Richard Guenther <rguenther@suse.de>
19362 PR middle-end/34971
19363 * expr.c (expand_expr_real_1): Assert on rotates that operate
19365 * fold-const.c (fold_binary): Use the types precision, not the
19366 bitsize of the mode if folding rotate expressions. Build rotates
19367 only for full modes.
19369 2008-02-27 Jakub Jelinek <jakub@redhat.com>
19371 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
19372 and CPP_PRAGMA_EOL.
19373 * c-pragma.c (pragma_ns_name): New typedef.
19374 (registered_pp_pragmas): New variable.
19375 (c_pp_lookup_pragma): New function.
19376 (c_register_pragma_1): If flag_preprocess_only, do nothing
19377 for non-expanded pragmas, for expanded ones push pragma's
19378 namespace and name into registered_pp_pragmas vector.
19379 (c_invoke_pragma_handler): Register OpenMP pragmas even when
19380 flag_preprocess_only, don't register GCC pch_preprocess
19381 pragma if flag_preprocess_only.
19382 * c-opts.c (c_common_init): Call init_pragma even if
19383 flag_preprocess_only.
19384 * c-pragma.c (c_pp_lookup_pragma): New prototype.
19385 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
19386 cpp_register_pragma if flag_preprocess_only.
19388 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19391 * c-parser.c (c_parser_translation_unit): Warn for empty
19392 translation unit, not empty source file.
19394 2008-02-26 Paul Brook <paul@codesourcery.com>
19396 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
19397 operand for Thumb-2.
19398 * config/arm/arm.h (reg_class): Add CORE_REGS.
19399 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
19400 (BASE_REG_CLASS): Use CORE_REGS.
19401 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
19402 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
19403 (REGNO_OK_FOR_INDEX_P): Exclude SP.
19404 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
19405 ARM_REGNO_OK_FOR_INDEX_P.
19406 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
19407 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
19408 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
19409 (ldm/stm peepholes): Ditto.
19410 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
19411 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
19412 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
19413 * config/arm/constraints.md: Enable "k" constraint on ARM.
19415 2008-02-27 Ben Elliston <bje@au.ibm.com>
19417 * config/rs6000/rs6000.c: Annotate cache line size field in all
19418 instances of struct processor_costs.
19420 2008-02-26 David Edelsohn <edelsohn@gnu.org>
19422 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
19423 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
19424 jump_bypass): New counters.
19425 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
19426 * dce.c (gate_ud_dce): Same.
19427 (gate_fast_dce): Same.
19428 * dse.c (gate_dse1): New function.
19429 (gate_dse2): New function.
19430 (gate_dse): Merge results of new gate functions.
19431 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
19432 (gate_handle_jump_bypass): Add dbg_cnt.
19433 (gate_handle_gcse): Add dbg_cnt.
19434 * ifcvt.c (gate_handle_if_conversion): Same.
19435 (gate_handle_if_after_combine): Same.
19436 (gate_handle_if_after_reload): Same.
19437 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
19439 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
19441 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
19443 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
19445 2008-02-26 Jason Merrill <jason@redhat.com>
19448 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
19449 alone if it's the naming decl for the type's main variant.
19451 2008-02-26 Tom Tromey <tromey@redhat.com>
19453 * system.h (USE_MAPPED_LOCATION): Poison.
19454 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
19455 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
19456 (make_goto_expr_edges): Likewise.
19457 (remove_bb): Likewise.
19458 (execute_warn_function_return): Likewise.
19459 * basic-block.h (struct edge_def) <goto_locus>: Change type to
19461 * c-common.c (fname_decl): Remove old location code.
19462 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
19464 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
19466 (ASM_INPUT_SOURCE_LOCATION): Likewise.
19467 (gen_rtx_ASM_INPUT): Likewise.
19468 (gen_rtx_ASM_INPUT_loc): Likewise.
19469 (get_rtx_asm_OPERANDS): Remove.
19470 * cfglayout.c (insn_locators_alloc): Remove old location code.
19471 (set_curr_insn_source_location): Likewise.
19472 (curr_insn_locator): Likewise.
19473 * print-tree.c (print_node): Remove old location code.
19474 * tree-mudflap.c (mf_varname_tree): Remove old location code.
19475 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
19476 * cfgexpand.c (expand_gimple_cond_expr): Don't use
19477 location_from_locus.
19478 (construct_exit_block): Remove old location code.
19479 * emit-rtl.c (force_next_line_note): Remove old location code.
19480 * profile.c (branch_prob): Remove old location code.
19481 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
19482 LOC_LINE): Remove old-location variants.
19483 * langhooks.c (lhd_print_error_function): Remove old location
19485 * configure, config.in: Rebuilt.
19486 * configure.ac (--enable-mapped-location): Remove.
19487 * c-decl.c (c_init_decl_processing): Remove old location code.
19488 (finish_function): Likewise.
19489 * recog.c (decode_asm_operands): Remove old location code.
19490 * c-pch.c (c_common_read_pch): Remove old location code.
19491 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
19493 * gimple-low.c (lower_function_body): Remove old location code.
19494 * toplev.c (unknown_location): Remove.
19495 (push_srcloc): Remove old-location variant.
19496 (process_options): Remove old location code.
19497 (lang_dependent_init): Likewise.
19498 * input.h (UNKNOWN_LOCATION): Move definition.
19499 (location_t): Undeprecate.
19500 (source_locus): Remove.
19501 (location_from_locus): Remove.
19502 (struct location_s): Remove.
19503 Remove all old-location code.
19504 (input_line, input_filename): Remove.
19505 * final.c (final_scan_insn): Remove old location code.
19506 * diagnostic.c (diagnostic_build_prefix): Remove
19507 USE_MAPPED_LOCATION test.
19508 * tree.h (gimple_stmt) <locus>: Now a location_t.
19509 (tree_exp) <locus>: Likewise.
19510 (DECL_IS_BUILTIN): Remove old-location variant.
19511 (annotate_with_file_line, annotate_with_locus): Likewise.
19512 (expr_locus, set_expr_locus): Update.
19513 * tree.c (build1_stat): Remove old location code.
19514 (last_annotated_node): Remove.
19515 (annotate_with_file_line): Remove old-location variant.
19516 (annotate_with_locus): Likewise.
19517 (expr_location): Remove old location code.
19518 (set_expr_location): Likewise.
19519 (expr_has_location): Likewise.
19520 (expr_locus): Likewise.
19521 (set_expr_locus): Likewise.
19522 (expr_filename): Don't use location_from_locus.
19523 (expr_lineno): Likewise.
19524 * rtl-error.c (location_for_asm): Remove old location code.
19525 * c-lex.c (cb_line_change): Remove old location code.
19526 (fe_file_change): Likewise.
19527 (cb_def_pragma): Likewise.
19528 (c_lex_with_flags): Likewise.
19529 * gengtype.c (do_typedef): Don't special-case location types.
19530 (define_location_structures): Remove.
19531 (main): Don't call define_location_structures.
19532 * tree-pretty-print.c (dump_implicit_edges): Remove old location
19535 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19538 * builtins.def (BUILT_IN_STDARG_START): Remove.
19539 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
19540 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
19541 * tree-inline.c (inline_forbidden_p_1): Likewise.
19543 2008-02-26 Richard Guenther <rguenther@suse.de>
19545 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19546 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19547 (lookup_decl_from_uid): Declare.
19548 (remove_decl_from_map): Likewise.
19549 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19550 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19551 (decl_for_uid_map): New global hashtable mapping DECL_UID
19553 (init_ttree): Allocate it.
19554 (insert_decl_to_uid_decl_map): New helper function.
19555 (make_node_stat): Insert new decls into the map.
19556 (copy_node_stat): Likewise.
19557 (lookup_decl_from_uid): New function.
19558 (remove_decl_from_map): Likewise.
19559 (print_decl_for_uid_map_statistics): New helper.
19560 (dump_tree_statistics): Call it.
19562 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19563 (referenced_var_iterator): Adjust.
19564 (FOR_EACH_REFERENCED_VAR): Adjust.
19565 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19566 (num_referenced_vars): Adjust.
19567 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19568 (first_referenced_var): Remove.
19569 (end_referenced_vars_p): Likewise.
19570 (next_referenced_var): Likewise.
19571 (referenced_var_iterator_set): New helper function.
19572 * tree-dfa.c (referenced_var_lookup): Adjust.
19573 (referenced_var_check_and_insert): Likewise.
19574 (remove_referenced_var): Likewise.
19575 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19576 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19577 (verify_call_clobbering): Likewise.
19578 (verify_memory_partitions): Likewise.
19579 (init_tree_ssa): Allocate bitmap instead of hashtable for
19581 (delete_tree_ssa): Adjust.
19582 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19583 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19584 (compute_tag_properties): Likewise.
19585 (set_initial_properties): Likewise.
19586 (find_partition_for): Likewise.
19587 (update_reference_counts): Likewise.
19588 (dump_may_aliases_for): Likewise.
19589 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19590 (add_call_clobber_ops): Likewise.
19591 (add_call_read_ops): Likewise.
19592 (get_asm_expr_operands): Likewise.
19593 * tree-into-ssa.c (dump_decl_set): Likewise.
19594 (update_ssa): Likewise.
19595 * tree-sra.c (scan_function): Likewise.
19596 (decide_instantiations): Likewise.
19597 (scalarize_parms): Likewise.
19598 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19599 (dsa_named_for): Likewise.
19600 * tree-ssa-structalias.c (update_alias_info): Likewise.
19601 (merge_smts_into): Likewise.
19603 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19606 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
19607 * c-opts.c (c_common_handle_option): Wall enables
19608 Wvolatile-register-var.
19609 * common.opt: Move Wvolatile-register-var to...
19612 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19614 * common.opt (Wlarger-than=): New.
19615 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
19617 * opts.c (common_handle_option): Handle -Wlarger-than=.
19618 * optc-gen.awk: Likewise.
19619 * opth-gen.awk: Likewise.
19620 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
19621 * tree-optimize.c (tree_rest_of_compilation): Likewise.
19623 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19625 * c-common.c (match_case_to_enum_1): Add appropriate
19626 OPT_W* parameter to warning.
19627 (c_do_switch_warnings): Likewise.
19628 * c-typeck.c (warning_init): Add one more parameter following
19629 'warning' function.
19630 (push_init_level): Update call to warning_init.
19631 (pop_init_level): Likewise.
19632 (add_pending_init): Likewise.
19633 (output_init_element: Likewise.
19635 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19638 * toplev.c (toplev_main): If there are warnings or error, print
19639 errors for ignored options.
19640 * opts.c (ignored_options): New static variable.
19641 (postpone_unknown_option_error): New.
19642 (print_ignored_options): New.
19643 (handle_option): Postpone errors for unknown -Wno-* options.
19644 * opts.h (print_ignored_options): Declare.
19646 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
19648 * config/mips/mips.md (loadgp_blockage, blockage): Change type
19651 2008-02-25 Richard Guenther <rguenther@suse.de>
19654 2008-02-25 Richard Guenther <rguenther@suse.de>
19656 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19657 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19658 (lookup_decl_from_uid): Declare.
19659 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19660 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19661 (decl_for_uid_map): New global hashtable mapping DECL_UID
19663 (init_ttree): Allocate it.
19664 (insert_decl_to_uid_decl_map): New helper function.
19665 (make_node_stat): Insert new decls into the map.
19666 (copy_node_stat): Likewise.
19667 (lookup_decl_from_uid): New function.
19668 (print_decl_for_uid_map_statistics): New helper.
19669 (dump_tree_statistics): Call it.
19671 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19672 (referenced_var_iterator): Adjust.
19673 (FOR_EACH_REFERENCED_VAR): Adjust.
19674 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19675 (num_referenced_vars): Adjust.
19676 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19677 (first_referenced_var): Remove.
19678 (end_referenced_vars_p): Likewise.
19679 (next_referenced_var): Likewise.
19680 (referenced_var_iterator_set): New helper function.
19681 * tree-dfa.c (referenced_var_lookup): Adjust.
19682 (referenced_var_check_and_insert): Likewise.
19683 (remove_referenced_var): Likewise.
19684 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19685 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19686 (verify_call_clobbering): Likewise.
19687 (verify_memory_partitions): Likewise.
19688 (init_tree_ssa): Allocate bitmap instead of hashtable for
19690 (delete_tree_ssa): Adjust.
19691 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19692 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19693 (compute_tag_properties): Likewise.
19694 (set_initial_properties): Likewise.
19695 (find_partition_for): Likewise.
19696 (update_reference_counts): Likewise.
19697 (dump_may_aliases_for): Likewise.
19698 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19699 (add_call_clobber_ops): Likewise.
19700 (add_call_read_ops): Likewise.
19701 (get_asm_expr_operands): Likewise.
19702 * tree-into-ssa.c (dump_decl_set): Likewise.
19703 (update_ssa): Likewise.
19704 * tree-sra.c (scan_function): Likewise.
19705 (decide_instantiations): Likewise.
19706 (scalarize_parms): Likewise.
19707 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19708 (dsa_named_for): Likewise.
19709 * tree-ssa-structalias.c (update_alias_info): Likewise.
19710 (merge_smts_into): Likewise.
19712 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19715 * doc/invoke.texi (-fcx-limited-range): Document new option.
19716 * toplev.c (process_options): Handle -fcx-fortran-rules.
19717 * common.opt: Add documentation for -fcx-fortran-rules.
19719 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19722 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
19723 actual behaviour and C99.
19725 2008-02-26 Ben Elliston <bje@au.ibm.com>
19727 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
19728 (ASM_CPU_POWER6_SPEC): Likewise.
19729 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
19730 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
19731 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
19733 2008-02-25 Richard Guenther <rguenther@suse.de>
19735 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19736 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19737 (lookup_decl_from_uid): Declare.
19738 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19739 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19740 (decl_for_uid_map): New global hashtable mapping DECL_UID
19742 (init_ttree): Allocate it.
19743 (insert_decl_to_uid_decl_map): New helper function.
19744 (make_node_stat): Insert new decls into the map.
19745 (copy_node_stat): Likewise.
19746 (lookup_decl_from_uid): New function.
19747 (print_decl_for_uid_map_statistics): New helper.
19748 (dump_tree_statistics): Call it.
19750 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19751 (referenced_var_iterator): Adjust.
19752 (FOR_EACH_REFERENCED_VAR): Adjust.
19753 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19754 (num_referenced_vars): Adjust.
19755 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19756 (first_referenced_var): Remove.
19757 (end_referenced_vars_p): Likewise.
19758 (next_referenced_var): Likewise.
19759 (referenced_var_iterator_set): New helper function.
19760 * tree-dfa.c (referenced_var_lookup): Adjust.
19761 (referenced_var_check_and_insert): Likewise.
19762 (remove_referenced_var): Likewise.
19763 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19764 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19765 (verify_call_clobbering): Likewise.
19766 (verify_memory_partitions): Likewise.
19767 (init_tree_ssa): Allocate bitmap instead of hashtable for
19769 (delete_tree_ssa): Adjust.
19770 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19771 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19772 (compute_tag_properties): Likewise.
19773 (set_initial_properties): Likewise.
19774 (find_partition_for): Likewise.
19775 (update_reference_counts): Likewise.
19776 (dump_may_aliases_for): Likewise.
19777 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19778 (add_call_clobber_ops): Likewise.
19779 (add_call_read_ops): Likewise.
19780 (get_asm_expr_operands): Likewise.
19781 * tree-into-ssa.c (dump_decl_set): Likewise.
19782 (update_ssa): Likewise.
19783 * tree-sra.c (scan_function): Likewise.
19784 (decide_instantiations): Likewise.
19785 (scalarize_parms): Likewise.
19786 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19787 (dsa_named_for): Likewise.
19788 * tree-ssa-structalias.c (update_alias_info): Likewise.
19789 (merge_smts_into): Likewise.
19791 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
19794 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
19795 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
19796 * alias.h (nonoverlapping_memrefs_p): Likewise.
19798 2008-02-25 Jan Beulich <jbeulich@novell.com>
19800 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
19801 * config/i386/netware-libgcc.exp: Add __bswap?i2,
19802 __emultls_get_address, __emultls_register_common,
19803 __floatundi?f, and _Unwind_GetIPInfo.
19804 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
19805 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
19806 (gen_regparm_prefix): Likewise.
19807 (i386_nlm_encode_section_info): Sync with
19808 config/i386/winnt.c:i386_pe_encode_section_info().
19809 (i386_nlm_maybe_mangle_decl_assembler_name): New.
19810 i386_nlm_mangle_decl_assembler_name): New.
19811 (netware_override_options): New.
19812 * config/i386/netware.h (netware_override_options): Declare.
19813 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
19814 (i386_nlm_mangle_decl_assembler_name): Declare.
19815 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
19817 2008-02-25 Ben Elliston <bje@au.ibm.com>
19820 * c-decl.c (grokdeclarator): Remove unused local variables
19821 `typedef_type' and `type_as_written'.
19823 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
19824 unused local variable `has_hot_blocks'.
19825 (fix_crossing_conditional_branches): Remove unused local variable
19828 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
19830 PR middle-end/19984
19831 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
19832 using DEF_C99_BUILTIN.
19833 (BUILT_IN_NANF): Ditto.
19834 (BUILT_IN_NANL): Ditto.
19836 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
19837 Revital Eres <eres@il.ibm.com>
19839 * modulo-sched.c (calculate_must_precede_follow): Address TODO
19840 regarding the order of two dependent insns in the same row.
19842 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
19844 * stor-layout.c (layout_decl): Do not bump the alignment of a
19845 bit-field to more than byte alignment if it is packed.
19847 2008-02-24 David Edelsohn <edelsohn@gnu.org>
19849 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
19852 2008-02-24 Diego Novillo <dnovillo@google.com>
19854 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
19857 * tree-vrp.c (vrp_evaluate_conditional): With
19858 -Wtype-limits, emit a warning when comparing against a
19859 constant outside the natural range of OP0's type.
19860 * c.opt (Wtype-limits): Move ...
19861 * common.opt (Wtype-limits): ... here.
19863 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
19865 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
19866 * config/rs6000/e300c2c3.md: New file.
19867 * config/rs6000/rs6000.c (processor_costs): Add new costs for
19869 (rs6000_override_options): Add e300c2 and e300c3 cases to
19870 processor_target_table. Do not allow usage of Altivec or Spe
19871 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
19872 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
19873 * config/rs6000/rs6000.h (processor_type): Add
19874 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
19875 (ASM_CPU_SPEC): Add e300c2 and e300c3.
19876 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
19877 and ppce300c3. Include e300c2c3.md.
19879 2008-02-23 David Edelsohn <edelsohn@gnu.org>
19881 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
19882 instead of TARGET_STRICT_ALIGN.
19884 2008-02-23 Joseph Myers <joseph@codesourcery.com>
19886 * explow.c (memory_address): Assert that the generated address is
19889 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19892 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
19893 * config/darwin-ppc-ldouble-patch.def: New file.
19894 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
19895 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
19896 SUBTARGET_INIT_BUILTINS if defined.
19897 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
19900 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19903 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
19904 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
19906 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19909 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
19910 file" warning condtional on -Winvalid-PCH.
19912 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
19914 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
19916 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
19920 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
19921 prevent reload from using MMX registers.
19922 (*mov<mode>_internal): Ditto.
19923 (*movv2sf_internal_rex64): Ditto.
19924 (*movv2sf_internal): Ditto.
19926 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19928 PR documentation/31569
19929 * doc/install.texi2html: Use makeinfo --no-number-sections.
19931 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19933 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
19934 ensure that we can address an entire entity > 8 bytes. Don't
19935 generate reg+reg addressing for such data.
19937 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19939 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
19940 strings when optimizing for size, unless the target cares about
19943 2008-02-22 Tom Tromey <tromey@redhat.com>
19945 * regclass.c (current_pass): Remove declaration.
19947 2008-02-22 Anatoly Sokolov <aesok@post.ru>
19949 * config/avr/libgcc.S (__RAMPZ__): Define.
19950 (__do_copy_data): Add for devices with 128KB code memory.
19952 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19954 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
19956 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
19958 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
19960 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
19963 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19966 * c-typeck.c (build_binary_op): Warn about floating point
19967 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
19969 2008-02-21 Janis Johnson <janis187@us.ibm.com>
19972 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
19973 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
19975 (rs6000_override_options): Set altivec_abi as default, not override,
19976 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
19977 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
19978 is used; use new member spe_abi.
19979 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
19980 spe_abi and altivec_abi.
19982 2008-02-22 Tomas Bily <tbily@suse.cz>
19984 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
19986 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19989 * config.build (build_file_translate): Set to `CMD //c' only if
19991 * Makefile.in (build_file_translate): Improve comment.
19993 2008-02-21 Jan Hubicka <jh@suse.cz>
19995 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
19996 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
19997 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
19999 2008-02-21 Michael Matz <matz@suse.de>
20002 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
20004 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
20006 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
20007 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
20008 as insn constraint.
20009 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
20010 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
20011 SSE_VEC_FLOAT_MODE_P as insn constraint.
20012 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
20013 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
20014 sse4a_movntdf using MODEF mode iterator.
20015 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
20016 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
20017 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
20018 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
20019 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
20020 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
20021 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
20023 2008-02-21 Richard Guenther <rguenther@suse.de>
20025 * tree.def (PAREN_EXPR): New tree code.
20026 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
20028 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
20029 * expr.c (expand_expr_real_1): Likewise.
20030 * tree-inline.c (estimate_num_insns_1): Likewise.
20031 * tree-complex.c (expand_complex_move): Likewise.
20032 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
20035 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20038 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
20040 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20043 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
20045 * config/sh/sh.c (find_barrier): Don't go past
20046 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
20048 2008-02-20 DJ Delorie <dj@redhat.com>
20050 * config/h8300/h8300.md (insv): Force source operand to be a register.
20052 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
20053 as a jump, not as a plain insn.
20055 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
20057 * doc/invoke.texi (Warning Options): Add new option
20058 -Wframe-larger-than=.
20059 (-Wframe-larger-than): Document.
20061 * flags.h (warn_frame_larger_than, frame_larger_than_size):
20062 Add declarations for new option variables.
20064 * final.c (final_start_function): Check the frame size
20065 before emission and issue a Wframe-larger-than warning.
20067 * opts.c (warn_frame_larger_than, frame_larger_than_size):
20068 Add definitions for new option variables.
20069 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
20071 * common.opt (Wframe-larger-than=): New option.
20073 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20075 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
20076 (<sse>_div<mode>3): Ditto.
20077 (<sse>_vmdiv<mode>3): Ditto.
20078 (<sse>_vmsqrt<mode>2): Ditto.
20079 (*smax<mode>3): Ditto.
20080 (sse5_frcz<mode>2): Ditto.
20081 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
20082 as insn constraint.
20084 2008-02-20 Richard Guenther <rguenther@suse.de>
20086 PR middle-end/35265
20087 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
20088 be happy with INTEGRAL_TYPE_P.
20090 2008-02-20 Richard Guenther <rguenther@suse.de>
20092 * fold-const.c (split_tree): Associate floatig-point expressions
20093 if flag_associative_math is set.
20095 2008-02-20 Richard Guenther <rguenther@suse.de>
20097 * tree.h (fold_real_zero_addition_p): Declare.
20098 * fold-const.c (fold_real_zero_addition_p): Export.
20099 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
20100 floating-point operations with zero and one.
20102 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
20104 * doc/install.texi: Correct references to CFLAGS, replacing them
20105 with BOOT_CFLAGS. Document flags used during bootstrap for
20108 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20110 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
20111 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
20112 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
20114 (smin<mode>3): Ditto from similar patterns.
20115 (smax<mode>3): Ditto.
20116 (*ieee_smin<mode>3): Ditto.
20117 (*ieee_smax<mode>3): Ditto.
20118 * config/i386/sse.md (sse): New mode attribute.
20119 (mov<mode>): Macroize expander from movv4sf and movv2df using
20120 SSEMODEF2P mode iterator.
20121 (<sse>_movnt<mode>): Ditto from similar patterns. Use
20122 SSE_VEC_FLOAT_MODE_P as insn constraint.
20123 (storent<mode>): Ditto.
20124 (storent<mode>): Macroize expander from storentsf and storentdf using
20125 MODEF mode iterator.
20126 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
20127 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
20128 (abs<mode>2): Ditto from similar patterns.
20129 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
20130 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
20131 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
20132 (<sse>_vmsqrt<mode>2): Ditto.
20133 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
20134 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
20135 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
20136 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
20137 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
20138 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
20139 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
20141 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
20142 iterator and SSE_FLOAT_MODE_P as insn constraint.
20143 (<sse>_ucomi): Ditto from similar patterns.
20144 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
20145 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
20146 SSE_VEC_FLOAT_MODE_P as insn constraint.
20147 (vcond<mode>): Ditto from similar patterns.
20148 (and<mode>3, *and<mode>3): Ditto.
20149 (<sse>_nand<mode>3): Ditto.
20150 (ior<mode>3, *ior<mode>3): Ditto.
20151 (xor<mode>3, *xor<mode>3): Ditto.
20152 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
20153 iterator and SSE_FLOAT_MODE_P as insn constraint.
20154 (*nand<mode>3): Ditto from similar patterns.
20155 (*ior<mode>3): Ditto.
20156 (*xor<mode>3): Ditto.
20158 2008-02-20 Ira Rosen <irar@il.ibm.com>
20160 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
20161 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
20162 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
20164 2008-02-19 Jan Hubicka <jh@suse.cz>
20166 * predict.c (tree_bb_level_predictions): Remove variable next
20167 mistakely introduced by previous commit.
20169 2008-02-19 Jan Hubicka <jh@suse.cz>
20171 * predict.c (predict_paths_leading_to): Rewrite.
20172 (predict_paths_for_bb): New.
20173 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
20175 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20178 * Makefile.in (build_file_translate): New.
20179 (gcc-vers.texi): Use it for translating $(abs_srcdir).
20180 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
20181 * configure.ac (build_file_translate): Substitute it.
20182 * configure: Regenerate.
20184 2008-02-19 Jan Hubicka <jh@suse.cz>
20186 PR rtl-optimization/34408
20187 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
20190 2008-02-19 Jan Hubicka <jh@suse.cz>
20192 PR middle-end/28779
20193 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
20196 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
20199 * config/i386/i386-modes.def: Revert the last DI alignment
20200 change until Ada people can look into it.
20202 2008-02-19 Nick Clifton <nickc@redhat.com>
20204 * opts.c (print_specific_help): Fix typo in --help text.
20206 2008-02-19 Jakub Jelinek <jakub@redhat.com>
20209 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
20210 32-bit inline asm without asm alternatives for host GCC < 3.0.
20212 2008-02-19 Richard Guenther <rguenther@suse.de>
20214 PR tree-optimization/34989
20215 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
20216 Allow propagation to INDIRECT_REF if we can simplify only.
20218 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20220 * c-common.c (warn_for_collisions_1): Use appropriate option when
20223 2008-02-19 Nick Clifton <nickc@redhat.com>
20226 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
20227 (handle_options): Fix indentation.
20228 (print_filtered_help): If no language-specific options were
20229 displayed tell the user how to list all the options supported by
20230 the language's front-end.
20231 (print_specific_help): Fix indentation and remove duplicate line.
20232 (common_handle_option): Handle the -v option.
20233 For --help enable the display of undocumented options if the -v
20234 switch has been included on the command line.
20235 For --help= check for overlaps in the arguments between the option
20236 classes and the language names and issue a warning when they
20237 cannot be disambiguated.
20238 * c.opt (v): Pass on to the common option handler.
20240 2008-02-19 Revital Eres <eres@il.ibm.com>
20242 * modulo-sched.c (sms_schedule): Change dump message when
20243 create_ddg function fails.
20244 (try_scheduling_node_in_cycle): Rename row to cycle.
20245 (print_partial_schedule): Rename CYCLE to ROW.
20247 2008-02-19 Christian Bruel <christian.bruel@st.com>
20248 Zdenek Dvorak <ook@ucw.cz>
20250 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
20252 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20255 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
20256 (*x86_movdicc_0_m1_se): Ditto.
20258 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20260 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
20261 (CMPtype): Define as __gcc_CMPtype.
20262 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
20263 (CMPtype): Define as __gcc_CMPtype.
20265 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
20267 Support valgrind 3.3 for --enable-checking=valgrind.
20268 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
20270 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
20271 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
20272 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
20273 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
20274 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
20275 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
20276 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
20278 * ggc-zone.c: Similar.
20279 * ggc-page.c: Similar.
20281 2008-02-19 Paul Brook <paul@codesourcery.com>
20284 * config/arm/ieee754-df.S: Fix do_it typo.
20285 * config/arm/ieee754-sf.S: Fix do_it typo.
20287 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20290 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
20291 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
20292 (OPTION_MASK_ISA_SSE_SET): Likewise.
20293 (OPTION_MASK_ISA_SSE2_SET): Likewise.
20294 (OPTION_MASK_ISA_SSE3_SET): Likewise.
20295 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
20296 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
20297 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
20298 (OPTION_MASK_ISA_SSE4_SET): Likewise.
20299 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
20300 (OPTION_MASK_ISA_SSE5_SET): Likewise.
20301 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
20302 (OPTION_MASK_ISA_MMX_UNSET): Updated.
20303 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
20304 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
20305 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
20306 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
20307 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
20308 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
20309 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
20310 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
20311 (OPTION_MASK_ISA_SSE4): Removed.
20312 (ix86_handle_option): Turn on bits in ix86_isa_flags and
20313 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
20314 (override_options): Don't turn on implied SSE/MMX bits in
20317 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20319 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20322 2008-02-18 Joey Ye <joey.ye@intel.com>
20324 PR middle-end/34921
20325 * tree-nested.c (insert_field_into_struct): Set type alignment
20326 to field alignment if the former is less than the latter.
20328 2008-02-18 Jakub Jelinek <jakub@redhat.com>
20330 * BASE-VER: Set to 4.4.0.
20332 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20334 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
20335 * doc/cfg.texi: Likewise.
20336 * doc/extend.texi: Likewise.
20337 * doc/gty.texi: Likewise.
20338 * doc/invoke.texi: Likewise.
20339 * doc/loop.texi: Likewise.
20340 * doc/md.texi: Likewise.
20341 * doc/passes.texi: Likewise.
20342 * doc/rtl.texi: Likewise.
20343 * doc/sourcebuild.texi: Likewise.
20344 * doc/tm.texi: Likewise.
20345 * doc/tree-ssa.texi: Likewise.
20347 2008-02-17 Richard Guenther <rguenther@suse.de>
20349 PR middle-end/35227
20350 * tree-complex.c (init_parameter_lattice_values): Handle parameters
20351 without default definition.
20353 2008-02-17 Richard Guenther <rguenther@suse.de>
20355 PR tree-optimization/35231
20356 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
20359 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
20362 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20363 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20364 libgcc_cmp_return mode.
20366 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20369 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
20371 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
20373 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
20376 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20378 * doc/c-tree.texi: Use `@.' where appropriate.
20379 * doc/extend.texi: Likewise.
20380 * doc/install.texi: Likewise.
20381 * doc/invoke.texi: Likewise.
20382 * doc/loop.texi: Likewise.
20383 * doc/makefile.texi: Likewise.
20384 * doc/md.texi: Likewise.
20385 * doc/passes.texi: Likewise.
20386 * doc/standards.texi: Likewise.
20387 * doc/tm.texi: Likewise.
20389 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20391 PR middle-end/35196
20392 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
20394 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20395 rather than in entry_bb.
20397 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20399 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20400 libgcc_cmp_return mode.
20402 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20404 PR middle-end/35130
20405 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
20406 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
20408 2008-02-15 Richard Guenther <rguenther@suse.de>
20409 Zdenek Dvorak <ook@ucw.cz>
20411 PR tree-optimization/35164
20412 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
20413 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
20414 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20415 Only propagate addresses which do not have abnormal SSA_NAMEs
20418 2008-02-15 Joseph Myers <joseph@codesourcery.com>
20421 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
20423 2008-02-15 Jan Hubicka <jh@suse.cz>
20425 PR middle-end/35149
20426 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
20428 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20430 PR middle-end/34621
20431 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
20432 when calculating alignment_pad.
20434 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20436 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
20437 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
20438 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
20439 and STACK_BOUNDARY define.
20441 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
20443 PR preprocessor/35061
20444 * c-pragma.c (handle_pragma_pop_macro): Check that
20445 pushed_macro_table has been allocated.
20447 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
20449 PR middle-end/35136
20450 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
20451 (force_gimple_operand): Likewise.
20452 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
20453 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
20454 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
20455 (find_interesting_uses_address): Check addressability and alignment
20456 of the base expression only after substituting bases of IVs into it.
20458 2008-02-14 Michael Matz <matz@suse.de>
20461 * function.c (instantiate_virtual_regs_in_insn): Reload address
20462 before falling back to reloading the whole operand.
20464 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
20466 * config/s390/s390.c (s390_mainpool_start): Emit the pool
20467 before the first section switch note.
20469 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20471 * doc/bugreport.texi: Update copyright years.
20472 * doc/c-tree.texi: Likewise.
20473 * doc/cfg.texi: Likewise.
20474 * doc/cpp.texi: Likewise.
20475 * doc/cppinternals.texi: Likewise.
20476 * doc/fragments.texi: Likewise.
20477 * doc/frontends.texi: Likewise.
20478 * doc/gcc.texi: Likewise.
20479 * doc/gty.texi: Likewise.
20480 * doc/hostconfig.texi: Likewise.
20481 * doc/implement-c.texi: Likewise.
20482 * doc/libgcc.texi: Likewise.
20483 * doc/loop.texi: Likewise.
20484 * doc/makefile.texi: Likewise.
20485 * doc/options.texi: Likewise.
20486 * doc/passes.texi: Likewise.
20487 * doc/rtl.texi: Likewise.
20488 * doc/sourcebuild.texi: Likewise.
20489 * doc/standards.texi: Likewise.
20490 * doc/tree-ssa.texi: Likewise.
20491 * doc/trouble.texi: Likewise.
20493 * doc/extend.texi: Use @: or add comma where appropriate.
20494 * doc/invoke.texi: Likewise.
20495 * doc/tm.texi: Likewise.
20497 2008-02-14 Alan Modra <amodra@bigpond.net.au>
20500 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
20503 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
20505 * doc/md.texi (clz, ctz): Add reference.
20506 * doc/rtl.texi (clz, ctz): Likewise.
20508 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20511 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
20514 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
20516 * config/s390/s390.c (struct constant_pool): New field
20517 emit_pool_after added.
20518 (s390_mainpool_start): Set the emit_pool_after flag according
20519 to the section switch notes.
20520 (s390_mainpool_finish): Consider emit_pool_after when emitting
20521 the literal pool at the end of the function.
20522 (s390_chunkify_start): Force literal pool splits at section
20525 2008-02-13 Michael Matz <matz@suse.de>
20528 * var-tracking.c (clobber_variable_part): Correctly traverse the
20531 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20534 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
20535 Add -fdump-ipa-inline.
20536 * tree-dump.c (dump_files): Remove tree-inlined dump.
20537 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
20539 2008-02-12 Richard Guenther <rguenther@suse.de>
20541 PR tree-optimization/35171
20542 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
20545 2008-02-12 Richard Guenther <rguenther@suse.de>
20547 PR middle-end/35163
20548 * fold-const.c (fold_widened_comparison): Use get_unwidened in
20549 value-preserving mode. Disallow final truncation.
20551 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
20553 PR middle-end/35136
20554 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
20555 code from here to...
20556 (force_gimple_operand): ...here.
20558 2008-02-12 Jakub Jelinek <jakub@redhat.com>
20561 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
20562 non-compatible pointers.
20563 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
20564 different FIELD_DECLs, try harder by comparing field offsets, sizes
20567 PR inline-asm/35160
20568 * function.c (match_asm_constraints_1): Don't replace the same input
20571 2008-02-12 Anatoly Sokolov <aesok@post.ru>
20573 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
20574 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
20575 (expand_epilogue): Restore RAMPZ register.
20576 * config/avr/avr.md (RAMPZ_ADDR): New constant.
20578 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
20580 * config/i386/cygwin.asm: (__alloca): Correct calling
20581 convention and alignment.
20582 (__chkstk): Force 8 byte stack alignment.
20584 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
20585 Richard Guenther <rguenther@suse.de>
20587 PR tree-optimization/33992
20588 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
20589 the zero we compare against.
20591 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
20593 PR libfortran/35063
20594 * gthr-win32.h (__gthread_mutex_destroy_function): New function
20595 to CloseHandle after unlocking to prevent accumulation of handle
20598 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20600 PR middle_end/34150
20601 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
20602 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
20603 and update LABEL_NUSES during and after reload.
20605 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
20607 PR middle-end/34627
20608 * combine.c (simplify_if_then_else): Make sure the comparison is
20609 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
20611 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
20614 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
20615 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
20616 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
20617 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
20618 * tree.h (get_type_static_bounds): Likewise.
20620 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20622 * doc/invoke.texi (Option Summary, C++ Dialect Options)
20623 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20624 Make -Wfoo language annotations match what the compiler outputs.
20626 2008-02-08 Sa Liu <saliu@de.ibm.com>
20628 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
20629 intrinsics spu_convts, spu_convtu, spu_convtf.
20631 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
20633 * doc/extend.texi (Function Attributes) <noinline>: Mention
20634 asm ("") as method to keep calls.
20636 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20639 * doc/options.texi (Options): Replace references to opts.sh with
20641 * opts-common.c: Likewise.
20642 * optc-gen.awk: Likewise.
20644 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
20646 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
20648 2008-02-07 Richard Henderson <rth@redhat.com>
20651 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
20652 EXPR_LIST for the REG_EQUAL instead of a comparison with a
20655 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
20657 PR tree-optimization/35085
20658 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
20659 for operand entry oe2 in addition to operand entry oe3 in order to
20660 expose more opportunities for vectorizer sum reduction.
20662 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20665 * Makefile.in (LIBS): Remove $(GMPLIBS).
20666 (cc1-dummy, cc1): Add $(GMPLIBS).
20668 2008-02-06 Jan Hubicka <jh@suse.cz>
20671 * i386.md (moddf_integer): Do not produce partial memory stalls for
20672 targets where it hurts.
20674 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
20677 * optabs.c (expand_float): Do not check for decimal modes when
20678 expanding unsigned integer through signed conversion.
20680 2008-02-06 Nick Clifton <nickc@redhat.com>
20682 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
20683 inside the clobber with a match_operand and duplicated operand
20684 number in the constraint.
20685 (ineqbranchsi): Delete redundant comment.
20687 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
20689 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
20690 builtin_define ("__USE_INIT_FINI__").
20691 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
20693 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
20695 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20697 PR documentation/30330
20698 * doc/invoke.texi (C++ Dialect Options)
20699 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20700 For each warning option -Wfoo that allows -Wno-foo, ensure both
20701 -Wfoo and -Wno-foo are listed in the option index. Fix index
20702 entry of -Wswitch-default, index -Wnormalized= including the
20703 `=', and -Wlarger-than-@var{len} including @var{len}.
20705 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20707 * config/i386/i386.md (floatunssisf2): Use
20708 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
20709 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
20710 Macroize expander using MODEF mode iterator.
20712 2008-02-05 Diego Novillo <dnovillo@google.com>
20714 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
20717 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
20719 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20722 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
20724 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
20727 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
20728 to indicate if a message should be generated.
20729 (init_cumulative_args): Updated.
20730 (function_value_32): Likewise.
20732 2008-02-05 Joseph Myers <joseph@codesourcery.com>
20734 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
20736 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20739 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
20740 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
20742 2008-02-04 Diego Novillo <dnovillo@google.com>
20744 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
20747 * tree-vrp.c (vrp_evaluate_conditional): With
20748 -Wtype-limits, emit a warning when comparing against a
20749 constant outside the natural range of OP0's type.
20751 2008-02-04 Richard Guenther <rguenther@suse.de>
20753 PR middle-end/33631
20754 * expr.c (count_type_elements): Give for unions instead of
20757 2008-02-04 Richard Guenther <rguenther@suse.de>
20759 PR middle-end/35043
20760 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
20761 to TYPE_DOMAINs base type instead of using bitsizetype here.
20763 2008-02-03 Jason Merrill <jason@redhat.com>
20765 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
20767 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20770 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
20771 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
20772 (RS/6000 and PowerPC Options): Fix typos and markup.
20773 * doc/passes.texi (Tree-SSA passes): Likewise.
20775 2008-02-02 Michael Matz <matz@suse.de>
20778 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
20779 from record_last_reg_set_info.
20780 (record_last_reg_set_info): Take an RTX argument, iterate over all
20781 constituent hardregs.
20782 (record_last_set_info, record_opr_changes): Change calls to
20783 new signature or to record_last_reg_set_info_regno.
20785 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
20787 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
20789 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
20791 PR rtl-optimization/34773
20792 * reg-notes.def (EQUAL): Mention significance of combination of
20793 REG_EQUAL and REG_RETVAL.
20794 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
20795 insn that has a REG_RETVAL.
20797 2008-02-01 Roger Sayle <roger@eyesopen.com>
20800 * configure.ac (--enable-fixed-point): Disable unless explicitly
20802 * configure: Regenerate.
20804 2008-02-01 Richard Guenther <rguenther@suse.de>
20807 * invoke.texi (-finline-limit): Remove no longer true parts
20808 of the documentation. Note that there is no default value.
20810 2008-02-01 Andrew Pinski <pinskia@gmail.com>
20811 Mark Mitchell <mark@codesourcery.com>
20812 Ben Elliston <bje@au.ibm.com>
20815 * doc/extend.texi (Other Builtins): Document.
20817 2008-01-31 Tom Browder <tom.browder@gmail.com>
20819 * doc/c-tree.texi (Types): Fix grammar.
20820 (Expression trees): Ditto.
20821 * doc/passes.texi (Tree-SSA passes): Ditto.
20823 * doc/configterms.texi (Configure Terms): Fix typo.
20824 * doc/cpp.texi (Common Predefined Macros): Ditto.
20825 * doc/md.texi (Machine Constraints): Ditto.
20827 * doc/makefile.texi (Makefile): Add comma.
20829 2008-01-31 Tom Browder <tom.browder@gmail.com>
20830 Gerald Pfeifer <gerald@pfeifer.com>
20832 * doc/sourcebuild.texi (Front End): Remove references to CVS
20833 and CVSROOT/modules.
20834 (Texinfo Manuals): Replace reference to CVS by one to SVN.
20835 (Back End): Remove reference to CVS.
20837 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20840 * config/mips/mips.c (gen_load_const_gp): New function, taking a
20842 (mips16_gp_pseudo_reg): ...here.
20843 * config/mips/mips.md (load_const_gp): Replace with...
20844 (load_const_gp_<mode>): ...this :P-based insn.
20846 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20848 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
20849 options. Minor fixes.
20850 (-std): Move reference to standards closer to where language
20851 standards are first mentioned.
20853 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20855 PR rtl-optimization/34995
20856 * reload.c (alternative_allows_const_pool_ref): Take an rtx
20857 parameter and return a bool. If the rtx parameter is nonnull,
20858 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
20859 (find_reloads): Update call accordingly. Pass the new operand
20860 if it needed no address reloads, otherwise pass null.
20862 2008-01-30 Richard Henderson <rth@redhat.com>
20865 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
20866 for unbounded arrays.
20868 2008-01-30 Silvius Rus <rus@google.com>
20870 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
20872 2008-01-30 Jan Hubicka <jh@suse.cz>
20875 * i386.c (init_cumulative_args): Use real function declaration when
20878 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
20880 PR rtl-optimization/34998
20881 * global.c (build_insn_chain): Treat non-subreg_lowpart
20882 SUBREGs of pseudos as clobbering all the words covered by the
20883 SUBREG, not just all the bytes.
20884 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
20885 original df_ref rather than an extract parameter.
20886 (global_conflicts): Update call accordingly.
20888 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
20890 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
20891 the overflow check to make it easier to read.
20892 (__fixtfdi): Change the type of the ll member in union
20893 long_double to UDItype_x.
20895 2008-01-30 Jakub Jelinek <jakub@redhat.com>
20897 PR middle-end/34969
20898 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
20899 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
20900 * tree-inline.c (fold_marked_statements): Call
20901 cgraph_update_edges_for_call_stmt if folding a call statement.
20902 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
20903 debug_generic_stmt calls, reset it back afterwards.
20906 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
20908 * c-typeck.c (build_external_ref): Don't pedwarn about
20909 static vars in current function's scope.
20911 2008-01-29 Joseph Myers <joseph@codesourcery.com>
20913 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
20915 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
20918 * ipa-struct-reorg.c: Fix spelling.
20919 * params.def: Ditto.
20921 2008-01-29 Richard Guenther <rguenther@suse.de>
20923 PR middle-end/35006
20924 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
20926 * tree-inline.c (remap_type): Increment remapping_type_depth
20927 around remapping types.
20928 (copy_body_r): Only add referenced variables if they are referenced
20929 from code, not types.
20931 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
20942 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
20943 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
20945 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
20948 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
20949 pointer for tiny stack.
20951 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20953 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
20955 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20957 * config/vx-common.h: Fix typo in comment.
20959 2008-01-28 Ian Lance Taylor <iant@google.com>
20963 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
20964 coalesce pointers if they have different DECL_NO_TBAA_P values.
20965 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
20966 between variables with different DECL_NO_TBAA_P values.
20968 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
20971 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
20972 are not legitimate small data references on SPE targets.
20974 2008-01-28 David Daney <ddaney@avtrex.com>
20976 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
20978 2008-01-28 David Daney <ddaney@avtrex.com>
20980 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
20982 2008-01-27 Joseph Myers <joseph@codesourcery.com>
20984 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
20985 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
20986 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
20987 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
20988 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
20989 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
20990 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
20991 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
20993 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20995 * basic-block.h (condjump_equiv_p): Fix comment.
20997 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20999 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
21000 print_generic_stmt_indented): Fix comment.
21002 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21004 * configure.ac (__stack_chk_fail): Add detecion for availability
21005 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
21006 * configure: Regenerate.
21008 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
21010 PR middle-end/34688
21011 * final.c (output_addr_const): Handle TRUNCATE.
21013 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
21016 * tree-ssa-loop-ivopts.c (comp_cost): New type.
21017 (zero_cost, infinite_cost): New constants.
21018 (struct cost_pair): Change type of cost to comp_cost.
21019 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
21020 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
21022 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
21023 split_address_cost, ptr_difference_cost, difference_cost,
21024 get_computation_cost_at, get_computation_cost,
21025 determine_use_iv_cost_generic, determine_use_iv_cost_address,
21026 determine_use_iv_cost_condition, determine_use_iv_costs,
21027 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
21028 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
21029 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
21030 Change type of cost to comp_cost.
21031 (determine_iv_cost): Increase cost of non-original ivs, instead
21032 of decreasing the cost of original ones.
21033 (get_address_cost): Indicate the complexity of the addressing mode
21035 (try_add_cand_for): Prefer using ivs not specific to some object.
21036 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
21038 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
21039 Janis Johnson <janis187@us.ibm.com>
21042 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
21043 (TARGET_INSTANTIATE_DECLS): Likewise.
21044 * target.h (expand_to_rtl_hook): New target hook.
21045 (instantiate_decls): Likewise.
21046 * function.c (instantiate_decl): Make non-static. Rename to...
21047 (instantiate_decl_rtl): ... this.
21048 (instantiate_expr): Use instantiate_decl_rtl.
21049 (instantiate_decls_1): Likewise.
21050 (instantiate_decls): Likewise.
21051 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
21052 * function.h (instantiate_decl_rtl): Add prototype.
21053 * cfgexpand.c (target.h): New include.
21054 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
21055 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
21056 (TARGET_INSTANTIATE_DECLS): Likewise.
21057 (TARGET_INITIALIZER): New target hooks added.
21058 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
21060 * config/rs6000/rs6000.c (tree-flow.h): New include.
21061 (machine_function): Add sdmode_stack_slot field.
21062 (rs6000_alloc_sdmode_stack_slot): New function.
21063 (rs6000_instantiate_decls): Likewise.
21064 (rs6000_secondary_memory_needed_rtx): Likewise.
21065 (rs6000_check_sdmode): Likewise.
21066 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
21067 (TARGET_INSTANTIATE_DECLS): Likewise.
21068 (rs6000_hard_regno_mode_ok): Allow SDmode.
21069 (num_insns_constant): Likewise. Handle _Decimal32 constants.
21070 (rs6000_emit_move): Handle SDmode.
21071 (function_arg_advance): Likewise.
21072 (function_arg): Likewise.
21073 (rs6000_gimplify_va_arg): Likewise. Add special handling of
21074 SDmode var args for 32-bit compiles.
21075 (rs6000_secondary_reload_class): Handle SDmode.
21076 (rs6000_output_function_epilogue): Likewise.
21077 (rs6000_function_value): Simplify if statement.
21078 (rs6000_libcall_value): Likewise.
21079 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
21080 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
21081 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
21082 (movsd_hardfloat): New define_insn.
21083 (movsd_softfloat): Likewise.
21084 (movsd_store): Likewise.
21085 (movsd_load): Likewise.
21086 (extendsddd2): Likewise.
21087 (extendsdtd2): Likewise.
21088 (truncddsd2): Likewise.
21089 (movdd_hardfloat64): Fixup comment.
21090 (UNSPEC_MOVSD_LOAD): New constant.
21091 (UNSPEC_MOVSD_STORE): Likewise.
21093 2008-01-26 Jakub Jelinek <jakub@redhat.com>
21096 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
21098 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
21099 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
21100 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
21101 and TRUTH_XOR_EXPR.
21103 2008-01-26 David Edelsohn <edelsohn@gnu.org>
21106 * config.gcc: Separate AIX 5.3 from AIX 6.1.
21107 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21108 __LONGDOUBLE128 too.
21109 * config/rs6000/aix61.h: New file.
21111 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21113 PR rtl-optimization/34959
21114 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
21115 popcount and parity rtxes the same mode as their operand.
21116 Truncate or extend the result to the return value's mode
21119 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21122 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
21123 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
21124 to GOT_VERSION_REGNUM.
21125 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
21126 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
21127 * config/mips/mips.c (mips_emit_call_insn): New function.
21128 (mips_call_tls_get_addr): Call mips_expand_call directly.
21129 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
21131 (mips16_build_call_stub): Likewise. Return the call insn or null.
21132 (mips_expand_call): Update the call to mips16_build_call_stub
21133 accordingly and a remove redundant condition. Assert that MIPS16
21134 stubs do not use lazy binding. Use mips_emit_call_insn and return
21136 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
21138 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
21139 (mips_avoid_hazard): Remove hazard_set handling.
21140 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
21141 (UNSPEC_RESTORE_GP): ...this.
21142 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
21143 (FAKE_CALL_REGNO): Rename to...
21144 (GOT_VERSION_REGNUM): ...this.
21145 (type): Add "ghost" value. Add an associated insn reservation.
21146 (hazard_set): Remove.
21147 (exception_receiver): Rename to...
21148 (restore_gp): ...this and update the unspec identifier accordingly.
21149 (exception_receiver, nonlocal_got_receiver): New expanders.
21150 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
21151 FAKE_CALL_REGNO. Remove hazard_set attribute.
21152 (set_got_version, update_got_version): New patterns.
21154 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
21157 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
21159 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21162 * doc/install.texi2html: Generate gcc-vers.texi.
21164 2008-01-25 DJ Delorie <dj@redhat.com>
21166 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
21168 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21170 * config/c4x: Remove directory.
21171 * config.gcc (crx-*, mt-*): Mark obsolete.
21172 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
21173 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
21174 sh-*-rtemscoff*): Remove cases.
21175 * defaults.h (C4X_FLOAT_FORMAT): Remove.
21176 * real.c (encode_c4x_single, decode_c4x_single,
21177 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
21178 c4x_extended_format): Remove.
21179 * real.h (c4x_single_format, c4x_extended_format): Remove.
21180 * doc/extend.texi (interrupt, naked): Remove mention of attributes
21182 (Pragmas): Remove comment about c4x pragmas.
21183 * doc/install.texi (c4x): Remove target-specific instructions.
21184 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
21185 * doc/md.texi (Machine Constraints): Remove C4x documentation.
21186 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
21187 refer to C4x source files as examples.
21188 (C4X_FLOAT_FORMAT): Remove documentation.
21190 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
21192 * config/bfin/bfin.c (override_options): Reorder tests so that
21193 flag_pic gets enabled for -msep-data.
21195 2008-01-25 Richard Guenther <rguenther@suse.de>
21197 PR middle-end/32244
21198 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
21199 to its bitfield precision if required.
21201 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21203 PR middle-end/33880
21204 * tree-nested.c (walk_omp_for): New function.
21205 (convert_nonlocal_reference, convert_local_reference): Call
21206 walk_omp_for on OMP_FOR.
21207 (convert_call_expr): Call walk_body on OMP_FOR's
21208 OMP_FOR_PRE_INIT_BODY.
21210 2008-01-25 Richard Guenther <rguenther@suse.de>
21212 PR tree-optimization/34966
21213 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
21214 default defs and PHI_NODEs we have to insert after the
21215 defining statement.
21217 2008-01-24 Nick Clifton <nickc@redhat.com>
21219 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
21220 Provide a default definition.
21221 (LIBGCC2_UNITS_PER_WORD): Likewise.
21223 * config/stormy16/stormy16.c: Include df.h for the prototype
21224 for df_regs_ever_live_p.
21225 (xstormy16_expand_builtin_va_start): Convert the stack offset
21226 into a component_ref and then use POINTER_PLUS_EXPR to add it
21227 to the incoming_virtual_args_rtx.
21228 (xstormy16_gimplify_va_arg_expr): Rename to
21229 xstormy16_gimplify_va_arg_expr.
21230 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
21231 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
21232 xstormy16_gimplify_va_arg_expr.
21233 Fix up some formatting issues.
21235 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
21236 Move to predicates.md.
21237 (xs_hi_general_operand): Likewise.
21238 (xs_hi_nonmemory_operand): Likewise.
21239 * config/stormy16/predicates.md:
21240 (xstormy16_carry_plus_operand): New predicate.
21241 (xs_hi_general_operand): New predicate.
21242 (xs_hi_nonmemory_operand): New predicate.
21243 * config/stormy16/stormy16-protos.h:
21244 (xstormy16_carry_plus_operand): Delete prototype.
21245 (xs_hi_general_operand): Likewise.
21246 (xs_hi_nonmemory_operand): Likewise.
21248 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
21249 modifiers as they are no longer needed and they can trigger
21250 reload spill failures.
21252 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
21253 with a match_operand in order to help reload.
21255 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
21256 constraint with 'e' for the 8th alternative as this version of
21257 the mov.w instruction only accepts the lower 8 registers.
21259 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
21262 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
21263 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
21266 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21268 PR middle-end/33333
21269 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
21271 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21273 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
21275 (remove_structure): Update allocations list before removing structure.
21277 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21279 * ipa-struct-reorg.c (is_safe_cond_expr,
21280 create_new_stmts_for_cond_expr): Use integer_zerop function,
21281 that recognize not only zero-pointer, but zero-integer too.
21283 2008-01-25 Ben Elliston <bje@au.ibm.com>
21286 * fixproto: Escape "." in sed expression that strips leading "./".
21288 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
21291 * gcc.c (SWITCH_OK): Removed.
21292 (SWITCH_LIVE): Changed to bit.
21293 (SWITCH_FALSE): Likewise.
21294 (SWITCH_IGNORE): Likewise.
21295 (switchstr): Change live_cond to unsigned int.
21296 (process_command): Replace SWITCH_OK with 0.
21297 (do_self_spec): Likewise.
21298 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
21299 (give_switch): Likewise.
21300 (used_arg): Likewise.
21301 (do_spec_1): Set the SWITCH_IGNORE bit.
21302 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
21303 bits. Set the SWITCH_LIVE bit.
21305 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21307 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
21309 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
21311 PR tree-optimization/34472
21312 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
21313 parameter to a "bool *" and set *DATA to false if there is
21314 an unsafe access. Do not delete the structure here.
21315 (check_cond_exprs): Delete it here instead.
21316 (check_cond_exprs, exclude_cold_structs): Do not increase
21317 I when removing a structure.
21319 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
21322 * config/i386/i386.c (ix86_expand_vector_init): Consider only
21323 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
21325 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
21327 PR middle-end/34934
21328 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
21329 a fixed vector for stack.
21331 2008-01-24 Ben Elliston <bje@au.ibm.com>
21334 * doc/gcc.texi (Software development): Add a direntry for g++.
21336 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
21338 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
21339 stale and straggling -fforce-addr comments above.
21341 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
21343 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
21344 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
21346 2008-01-23 Michael Matz <matz@suse.de>
21349 * dwarf2out.c (force_type_die): Use modified_type_die instead of
21352 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
21354 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
21355 malloc result type.
21357 2008-01-23 Anatoly Sokolov <aesok@post.ru>
21359 * config/avr/avr.c (avr_current_arch): New variable.
21360 (avr_arch_types): Add 'avr31' and 'avr51' entries.
21361 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
21362 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
21363 (avr_override_options): Init 'avr_current_arch'.
21364 (base_arch_s): Move from here...
21365 * config/avr/avr.h (base_arch_s): ... here. Add new members
21366 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
21367 'mega' to 'have_jmp_call'.
21368 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
21369 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
21371 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
21373 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21374 MULTILIB_MATCHES): Ditto.
21376 2008-01-23 Richard Guenther <rguenther@suse.de>
21378 PR middle-end/31529
21379 * cgraphunit.c (cgraph_reset_node): Always mark the node
21380 not reachable if it is not queued already.
21382 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
21384 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
21385 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
21386 (cputype_selected): New static variable.
21387 (bfin_handle_option): Set it if -mcpu is used.
21388 (override_option): Select default set of workarounds if no cpu type
21389 selected on the command line.
21390 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
21392 From Michael Frysinger <michael.frysinger@analog.com>
21393 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
21394 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
21396 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
21397 for bf547, bf523, bf524, and bf526.
21398 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
21400 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21401 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
21402 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
21403 __ADSPBF547__ and __ADSPBF54x__ for bf547.
21404 * doc/invoke.texi (Blackfin Options): Document that
21405 -mcpu now accept bf547, bf523, bf524, and bf526.
21407 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
21409 PR rtl-optimization/34628
21410 * combine.c (try_combine): Stop and undo after the first combination
21411 if an autoincrement side-effect on the first insn has effectively
21414 2008-01-22 David Edelsohn <edelsohn@gnu.org>
21417 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
21418 Offset addresses are not valid for Altivec or paired float modes.
21420 2008-01-22 Jakub Jelinek <jakub@redhat.com>
21423 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
21424 if DECL_INITIAL (decl) is error_mark_node.
21427 * c-common.c (handle_vector_size_attribute): Only allow
21428 integral, scalar float and fixed point types. Handle OFFSET_TYPE
21429 the same way as pointer, array etc. types.
21430 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
21433 * tree.c (build_type_attribute_qual_variant): Call
21434 build_qualified_type if attributes are equal, but quals are not.
21436 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21439 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
21440 * flags.h (warn_strict_aliasing): Remove.
21441 (warn_strict_overflow): Remove.
21442 * opts.c (warn_strict_aliasing): Remove.
21443 (warn_strict_overflow): Remove.
21444 * c-opts.c (c_common_handle_option): -Wall only sets
21445 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
21446 (c_common_post_options): Give default values to -Wstrict-aliasing
21447 and -Wstrict-overflow if they are uninitialized.
21448 * common.opt (Wstrict-aliasing): Specify Var and Init.
21449 (Wstrict-overflow): Likewise.
21451 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21453 PR rtl-optimization/26854
21454 PR rtl-optimization/34400
21455 PR rtl-optimization/34884
21456 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
21458 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
21459 (df_rd_bb_info.expanded_lr_out): Deleted
21460 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
21461 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
21462 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21463 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21464 Removed code to allocate, initialize or free expanded_lr_out.
21465 (df_rd_bb_local_compute_process_def): Restructured to make more
21467 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
21468 sets if the sets are being trimmed.
21470 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
21473 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
21474 (as_vers): Likewise.
21475 * configure: Regenerated.
21477 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21479 PR middle-end/33092
21480 * tree-pass.h (pass_build_alias): New pass.
21481 * tree-ssa-alias.c (gate_build_alias): New.
21482 (pass_build_alias): New.
21483 * passes.c (init_optimization_passes): Add pass_build_alias after
21484 pass_create_structure_vars.
21486 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
21488 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
21489 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
21490 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
21491 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
21492 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
21493 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
21494 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
21495 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
21496 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
21497 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
21498 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
21499 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
21500 * config/s390/s390.md (FP_ALL): New mode iterator.
21501 (_d): New mode attribute.
21502 ("*signbit<mode>2>"): Changed mode of first operand.
21503 ("isinf<mode>2"): Changed mode of first operand.
21504 ("*TDC_insn"): Adaptation for DFP modes.
21506 2008-01-22 Ben Elliston <bje@au.ibm.com>
21508 * tree.c (check_qualified_type): Improve function description.
21510 2008-01-21 Jason Merrill <jason@redhat.com>
21513 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
21514 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
21517 2008-01-21 DJ Delorie <dj@redhat.com>
21519 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
21522 2008-01-21 Richard Guenther <rguenther@suse.de>
21524 PR middle-end/34856
21525 * tree-cfg.c (verify_expr): Allow all invariant expressions
21526 instead of just constant class ones as reference argument.
21527 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
21528 like any other constant.
21529 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21531 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
21533 * regmove.c (fixup_match_1): Update call crossed frequencies.
21535 2008-01-21 Richard Guenther <rguenther@suse.de>
21538 * tree-inline.c (setup_one_parameter): Deal with mismatched
21539 types using a VIEW_CONVERT_EXPR.
21541 2008-01-21 Alon Dayan <alond@il.ibm.com>
21542 Olga Golovanevsky <olga@il.ibm.com>
21544 PR tree-optimization/34701
21545 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
21546 when the structure size is not a power of 2.
21548 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
21550 * doc/install.texi: Add doc for --enable-checking=df.
21552 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
21554 PR rtl-optimization/34808
21555 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
21557 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21559 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
21562 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
21564 PR rtl-optimization/26854
21565 PR rtl-optimization/34400
21566 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
21568 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
21569 (df_rd_bb_info.expanded_lr_out): New.
21570 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
21571 * loop_iv.c (iv_analysis_loop_init): Ditto.
21572 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21573 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21574 Added code to allocate, initialize or free expanded_lr_out.
21575 (df_rd_bb_local_compute_process_def): Restructured to make
21576 more understandable.
21577 (df_rd_confluence_n): Add code to do nothing with fake edges and
21578 code to no apply invalidate_by_call sets if the sets are being trimmed.
21579 (df_lr_local_finalize): Renamed to df_lr_finalize.
21580 (df_live_local_finalize): Renamed to df_live_finalize.
21582 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21585 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
21586 deciding whether to use reciprocal instructions.
21588 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
21590 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
21591 dwarf2out_note_section_used if cold_text_section is NULL.
21593 2008-01-19 Jakub Jelinek <jakub@redhat.com>
21595 PR gcov-profile/34610
21596 * tree-cfg.c (make_edges): Mark both outgoing edges from
21597 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
21598 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
21599 from OMP_FOR and OMP_CONTINUE outgoing edges.
21601 * tree-profile.c (tree_profiling): Return early if
21602 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
21604 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
21605 from cfun to child_cfun.
21606 * function.h (struct function): Add after_tree_profile bit.
21608 2008-01-19 Anatoly Sokolov <aesok@post.ru>
21610 * config/avr/avr.S (_exit): Disable interrupt.
21612 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
21613 Steven Bosscher <stevenb.gcc@gmail.com>
21615 PR rtl-optimization/26854
21616 PR rtl-optimization/34400
21617 * df-problems.c (df_live_scratch): New scratch bitmap.
21618 (df_live_alloc): Allocate df_live_scratch when doing df_live.
21619 (df_live_reset): Clear the proper bitmaps.
21620 (df_live_bb_local_compute): Only process the artificial defs once
21621 since the order is not important.
21622 (df_live_init): Init the df_live sets only with the variables
21623 found live by df_lr.
21624 (df_live_transfer_function): Use the df_lr sets to prune the
21625 df_live sets as they are being computed.
21626 (df_live_free): Free df_live_scratch.
21628 2008-01-18 Ian Lance Taylor <iant@google.com>
21630 * common.opt: Add fmerge-debug-strings.
21631 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
21632 flag_merge_debug_strings rather than flag_merge_constants.
21633 * doc/invoke.texi (Option Summary): Mention
21634 -fmerge-debug-strings.
21635 (Debugging Options): Document -fmerge-debug-strings.
21637 2008-01-18 Ian Lance Taylor <iant@google.com>
21640 * tree.h (DECL_IS_OPERATOR_NEW): Define.
21641 (struct tree_function_decl): Add new field operator_new_flag.
21642 * tree-inline.c (expand_call_inline): When inlining a call to
21643 operator new, force the return value to go into a variable, and
21644 set DECL_NO_TBAA_P on that variable.
21645 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
21647 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
21650 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
21651 DWARF2_DEBUGGING_INFO.
21652 (dwarf2out_note_section_used): Ditto. Add prototype.
21653 (have_multiple_function_sections, text_section_used,
21654 cold_text_section_used, *cold_text_sections): Move declarations
21657 2008-01-17 Bob Wilson <bob.wilson@acm.org>
21659 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
21660 field and add signal_ra.
21661 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
21662 assignments to frame state pc. Move end of stack check after
21663 MD_FALLBACK_FRAME_STATE_FOR.
21664 (uw_update_context_1): Use frame state signal_regs if set, instead
21665 of checking signal_frame flag.
21666 (uw_update_context): Use frame state signal_ra if set.
21667 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
21668 * config/xtensa/linux-unwind.h: New file.
21670 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
21672 * modulo-sched.c (get_sched_window): Fix comment typo.
21674 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
21676 PR tree-optimization/34648
21677 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
21679 2008-01-17 Anatoly Sokolov <aesok@post.ru>
21681 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
21682 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
21684 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
21686 PR rtl-optimization/34400
21687 * df-core.c (df_worklist_dataflow_overeager,
21688 df_worklist_dataflow_doublequeue): New functions.
21689 (df_worklist_dataflow): Two different worklist solvers.
21690 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
21693 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21696 * doc/invoke.texi: Document the dependence on pthread for fopenmp
21697 and ftree-parallelize-loops.
21699 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
21701 PR rtl-optimization/34826
21702 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
21704 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
21706 * global.c (find_reg): Mark the eh regs as used if necessary.
21707 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
21708 * ra.h (struct allocno): no_eh_reg field added. Changed
21709 no_stack_reg type to bitfield.
21711 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
21713 * tree.c (substitute_in_expr): Add missing 'break'.
21715 2008-01-17 Richard Guenther <rguenther@suse.de>
21717 PR tree-optimization/34825
21718 * tree-ssa-math-opts.c (is_division_by): Do not recognize
21719 x / x as division to handle.
21721 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21723 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
21724 "-pthread" is specified.
21725 * pa-hpux11.h (LIB_SPEC): Likewise.
21727 2008-01-16 Janis Johnson <janis187@us.ibm.com>
21728 Peter Bergner <bergner@vnet.ibm.com>
21730 PR rtl-optimization/33796
21731 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
21733 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21735 PR libgfortran/34699
21736 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
21738 * pa-hpux10.h (LINK_SPEC): Likewise.
21739 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
21741 2008-01-16 Richard Guenther <rguenther@suse.de>
21743 PR middle-end/32628
21744 * fold-const.c (fold_convert_const_int_from_int): Do not
21745 set overflow if that occured only because of a sign extension
21746 change when converting from/to a sizetype with the same
21747 precision and signedness.
21749 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21752 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
21753 location address to the correct place. Update copyright year.
21755 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21757 * lambda-code.c (lambda_transform_legal_p): Handle the case of
21758 no dependences in the dependence_relations vector.
21760 2008-01-16 Jan Hubicka <jh@suse.cz>
21762 PR rtl-optimization/31396
21763 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
21764 * cfg.c (dump_reg_info): Print it.
21765 * regs.h (struct reg_info_t): add freq_calls_crossed.
21766 (REG_FREQ_CALLS_CROSSED): New macro.
21767 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
21768 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
21769 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
21770 regmove_optimize): Update call crossed frequencies.
21771 * local-alloc.c (struct qty): Add freq_calls_crossed.
21772 (alloc_qty): Copute freq_calls_crossed.
21773 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
21774 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
21775 * ra.h (struct allocno): Add freq_calls_crossed.
21777 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21779 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
21780 libgomp when compiling with ftree-parallelize-loops.
21781 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
21783 2008-01-16 Richard Guenther <rguenther@suse.de>
21785 PR tree-optimization/34769
21786 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
21787 * tree.c (int_cst_value): Instead make this function more
21788 permissive in what it accepts as valid input. Document this
21789 function always sign-extends the value.
21791 2008-01-16 Jakub Jelinek <jakub@redhat.com>
21792 Richard Guenther <rguenther@suse.de>
21795 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
21796 (gimple_fold_indirect_ref_rhs): ... this.
21797 (gimple_fold_indirect_ref): New function with foldings
21798 that preserve lvalueness.
21799 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
21800 * tree-flow.h (gimple_fold_indirect_ref): Declare.
21801 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
21802 to fold an INDIRECT_REF, fall back to the old use of
21803 fold_indirect_ref_1.
21805 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21807 * tree-data-ref.c (subscript_dependence_tester_1): Call
21808 free_conflict_function.
21809 (compute_self_dependence): Same.
21811 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21814 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
21815 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
21817 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
21818 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
21819 for DWARF2_UNWIND_INFO targets.
21821 2008-01-16 Richard Guenther <rguenther@suse.de>
21824 * c-typeck.c (common_pointer_type): Do not merge inconsistent
21825 type qualifiers for function types.
21827 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
21829 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
21830 loop_iterator li from previous commit.
21832 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
21834 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
21836 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21838 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
21839 (parallelize_loops): Don't parallelize irreducible components.
21841 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21844 * c-opts (c_common_post_options): Do not enable CPP
21845 flag_pedantic_errors by default.
21847 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
21849 PR rtl-optimization/31944
21850 * cse.c (remove_pseudo_from_table): New function.
21851 (merge_equiv_classes): Use above function to remove pseudo-registers.
21852 (invalidate): Likewise.
21854 2008-01-13 Richard Guenther <rguenther@suse.de>
21856 PR middle-end/34601
21857 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
21858 instead of TYPE_MODE to deal with calls from expand_one_error_var.
21860 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
21862 * gcse.c (cprop_jump): Call validate_unshare_change instead of
21863 validate_change to unshare the source of the PC set.
21865 2008-01-12 Jan Hubicka <jh@suse.cz>
21867 PR middle-end/32135
21868 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
21869 references above array bounds. This might trigger bounds checks for
21870 pointers to arrays.
21872 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21874 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
21875 new_replaceable_dependencies.
21877 2008-01-12 Doug Kwan <dougkwan@google.com>
21879 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
21880 instead of OPT_Wreturn_type in warning due to ignored return type
21882 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
21883 options included in -Wextra.
21884 * c.opt: New option -Wignored_qualifiers.
21885 * doc/invoke.texi (Warning Options, -Wextra): Add new option
21886 -Wignore_qualifiers.
21887 (-Wignored-qualifiers): Document.
21888 (-Wreturn-type): Remove description of functionality now handled
21889 by -Wignored-qualifiers.
21891 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
21894 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
21895 NOP_EXPR if it is between integral types with the same precision.
21897 2008-01-12 Jan Hubicka <jh@suse.cz>
21900 * invoke.texi (max-inline-recursive-depth): Fix default value.
21902 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
21904 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
21907 2008-01-11 Bob Wilson <bob.wilson@acm.org>
21909 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
21911 2008-01-11 James E. Wilson <wilson@specifix.com>
21914 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
21916 2008-01-11 Anatoly Sokolov <aesok@post.ru>
21918 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
21919 save/restore frame pointer register and don't use 'call-prologues'
21920 optimization in function with "OS_task" attribute.
21922 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
21924 PR middle-end/31309
21925 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
21926 when copying to memory.
21928 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
21930 PR rtl-optimization/30905
21931 * cfgcleanup.c: Include dce.h
21932 (crossjumps_occured): New global variable.
21933 (try_crossjump_bb): Exit loop after finding a fallthru edge.
21934 If something changed, set crossjumps_occured to true.
21935 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
21936 Don't add/remove fake edges to exit here...
21937 (cleanup_cfg): ...but do it here, when crossjumping.
21938 Run a fast DCE when successful crossjumps occured in the latest
21939 iteration of try_optimize_cfg.
21941 2008-01-11 Richard Guenther <rguenther@suse.de>
21943 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
21944 (struct vn_unary_op_s): Likewise.
21945 (vn_reference_insert): Free old reference on hash collision.
21947 2008-01-10 Raksit Ashok <raksit@google.com>
21949 PR rtl-optimization/27971
21950 * combine.c (find_split_point): Split PLUS expressions which are
21951 inside a MEM rtx, and whose first operand is complex.
21953 2008-01-10 DJ Delorie <dj@redhat.com>
21955 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
21956 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
21957 (m32c_hard_regno_ok): Call the underlying function.
21959 2008-01-10 Richard Guenther <rguenther@suse.de>
21961 PR middle-end/34683
21962 * tree-cfg.c (tree_merge_blocks): Do not go through the
21963 full-blown folding and stmt updating path if we just deal
21964 with virtual operands.
21965 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
21966 test for abnormal SSA_NAMEs.
21968 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
21970 PR middle-end/34641
21971 * reload.c (push_reload): Add assertions. All constants from
21972 reg_equiv_constant should have been used for replacing the respective
21974 (find_reloads_address): Invoke find_reloads_address_part for
21975 constant taken from the reg_equiv_constant array.
21977 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
21979 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
21980 field (valnum) the first in the struct. Replace bools with
21983 2008-01-10 Richard Guenther <rguenther@suse.de>
21985 PR tree-optimization/34651
21986 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
21987 types and ordering for masking and converting.
21989 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
21991 PR tree-optimization/34017
21992 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
21993 also for PHI_NODE expressions.
21995 2008-01-09 Jan Hubicka <jh@suse.cz>
21997 PR tree-optimization/34708
21998 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
21999 based on number of case labels.
22000 (init_inline_once): Remove switch_cost.
22001 * tree-inline.h (eni_weights_d): Remove switch_cost.
22003 2008-01-09 Richard Guenther <rguenther@suse.de>
22004 Andrew Pinski <andrew_pinski@playstation.sony.com>
22006 PR middle-end/30132
22007 * gimplify.c (gimplify_cond_expr): Do not create an addressable
22008 temporary if an rvalue is ok or an lvalue is not required.
22010 2008-01-09 Richard Guenther <rguenther@suse.de>
22012 PR middle-end/34458
22013 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
22014 adjust return type.
22016 2008-01-09 Richard Guenther <rguenther@suse.de>
22018 PR middle-end/34679
22019 * tree.c (host_integerp): Check for sizetype only if the
22020 type is an integer type.
22022 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
22025 * opts.c (decode_options): Disable inlining of functions called
22026 once if not in unit-at-a-time mode.
22028 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
22030 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
22032 2008-01-08 Richard Guenther <rguenther@suse.de>
22034 PR middle-end/31863
22035 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
22036 out early if the result will be unused.
22038 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22043 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22044 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22047 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
22049 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
22050 for vectorization tuned.
22052 2008-01-08 Richard Guenther <rguenther@suse.de>
22054 PR tree-optimization/34683
22055 * tree-ssa-operands.c (operand_build_cmp): Export.
22056 * tree-ssa-operands.h (operand_build_cmp): Declare.
22057 * tree-vn.c (vuses_compare): Remove.
22058 (sort_vuses): Use operand_build_cmp.
22059 (sort_vuses_heap): Likewise.
22060 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
22061 to re-use old VEC if available. Do not sort already sorted VUSEs.
22062 (vdefs_to_vec): Do not sort already sorted VDEFs.
22064 2008-01-08 Jakub Jelinek <jakub@redhat.com>
22066 PR middle-end/34694
22067 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
22069 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22072 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
22073 limitations of reciprocal sequences on x86 targets.
22075 2008-01-08 Richard Guenther <rguenther@suse.de>
22077 PR tree-optimization/34683
22078 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
22080 2008-01-07 Jakub Jelinek <jakub@redhat.com>
22083 * config/darwin.c (darwin_mergeable_string_section): Don't use
22084 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
22086 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
22089 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
22090 negxf2. Macroize expander using X87MODEF mode iterator. Change
22091 predicates of op0 and op1 to register_operand.
22092 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
22093 expander using X87MODEF mode iterator. Change predicates of
22094 op0 and op1 to register_operand.
22095 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
22096 corresponding patterns and macroize using MODEF macro. Change
22097 predicates of op0 and op1 to register_operand and remove
22098 "m" constraint. Disparage "r" alternative with "!".
22099 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
22100 macroize using X87MODEF macro. Change predicates of op0 and op1
22101 to register_operand and remove "m" constraint. Disparage "r"
22102 alternative with "!".
22103 (absneg splitter with memory operands): Remove.
22104 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
22105 patterns and macroize using X87MODEF mode iterator.
22106 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
22107 Change predicate of op1 to register_operand.
22108 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
22109 for memory operands.
22111 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
22113 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
22115 2008-01-07 Richard Guenther <rguenther@suse.de>
22117 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
22120 2008-01-07 Richard Guenther <rguenther@suse.de>
22122 PR tree-optimization/34683
22123 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
22124 VOPs of the needed size to save memory. Use VEC_quick_push
22125 to save compile-time.
22126 (vdefs_to_vec): Likewise.
22128 2008-01-07 Sa Liu <saliu@de.ibm.com>
22130 * config/spu/spu.md (divdf3): Genetate inline code for double
22131 division. The implementation doesn't handle INF or NAN, therefore it
22132 only applies when -ffinite-math-only is given.
22134 2008-01-06 Paolo Carlini <pcarlini@suse.de>
22137 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
22138 * doc/cpp.texi ([Common Predefined Macros]): Document.
22140 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
22142 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
22143 order to use commutative addition instead of subtraction.
22145 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22146 Mircea Namolaru <namolaru@il.ibm.com>
22147 Vladimir Yanovsky <yanov@il.ibm.com>
22148 Revital Eres <eres@il.ibm.com>
22150 PR tree-optimization/34263
22151 * tree-outof-ssa.c (process_single_block_loop_latch,
22152 contains_tree_r): New functions.
22153 (analyze_edges_for_bb): Call process_single_block_loop_latch
22154 function to empty single-basic-block latch block if possible.
22156 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22158 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22160 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
22162 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22164 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
22166 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22168 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
22170 2008-01-05 Jakub Jelinek <jakub@redhat.com>
22172 PR tree-optimization/34618
22173 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
22176 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22179 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
22180 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
22181 Update copyright year.
22183 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
22184 Update copyright year.
22185 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
22188 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
22190 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
22191 edge does not point to current bb before changing need_assert.
22193 2008-01-04 Richard Guenther <rguenther@suse.de>
22195 PR middle-end/34029
22196 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
22197 for verifying purposes if they are is_gimple_min_invariant.
22199 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
22201 PR tree-optimization/34448
22202 PR tree-optimization/34465
22203 * gimplify.c (gimplify_init_constructor): Add new parameter
22204 notify_temp_creation. Use it.
22205 (gimplify_modify_expr_rhs): Take volatiles into account when
22206 optimizing constructors.
22207 Do not optimize constructors if gimplify_init_constructor will dump to
22209 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
22210 * gcc.c-torture/compile/pr34448.c: New.
22212 2008-01-04 Jakub Jelinek <jakub@redhat.com>
22214 PR gcov-profile/34609
22215 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
22216 return_slot if result is TREE_ADDRESSABLE.
22218 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
22220 * config/mips/mips.md (sqrt_condition): Tweak comment.
22221 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
22223 2008-01-03 Tom Tromey <tromey@redhat.com>
22226 * c-common.c (c_type_hash): Handle VLAs.
22228 2008-01-03 Jan Hubicka <jh@suse.cz>
22230 PR tree-optimization/31081
22231 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
22232 0 when inlining and not inlining to first basic block.
22233 (remap_decl): When var is initialized to 0, don't set default_def.
22234 (expand_call_inline): Set entry_bb.
22235 * tree-inline.h (copy_body_data): Add entry_bb.
22237 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22240 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
22243 PR tree-optimization/29484
22244 * tree-inline.c (inline_forbidden_p_2): New function.
22245 (inline_forbidden_p): Disallow inlining if some static var
22246 has an address of a local LABEL_DECL in its initializer.
22247 * doc/extend.texi (Labels as Values): Document &&foo behaviour
22250 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
22252 PR tree-optimization/34635
22253 * tree-data-ref.c (add_other_self_distances): Make sure that the
22254 evolution step is constant.
22256 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22258 PR middle-end/34608
22259 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
22261 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
22263 * tree-sra.c (scalarize_init): Insert the generate_element_init
22264 statements after the generate_element_zero statements.
22266 2008-01-02 Richard Guenther <rguenther@suse.de>
22268 PR middle-end/34093
22269 PR middle-end/31976
22270 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
22271 for very large number of operands instead of ICEing.
22273 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
22276 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
22277 while stack probing.
22279 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
22281 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
22284 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
22286 PR libmudflap/26442
22287 * tree-mudflap.c (mx_register_decls): Guard warning by
22288 !DECL_ARTIFICIAL check.
22290 2008-01-01 Jakub Jelinek <jakub@redhat.com>
22292 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
22293 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
22294 sse5_perm<mode>): Fix constraints.