1 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3 * ira-conflicts.c (process_regs_for_copy): Check insn to check
4 that the cost is already taken into account in ira-costs.c
6 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
8 * ira-build.c (print_copy, print_copies, ira_debug_copy,
9 ira_debug_copies): New.
10 (ira_bulid): Call print_copies.
12 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
14 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
17 * config/rs6000/rs6000.c (optimization_options): Remove check of
20 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
22 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
23 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
24 second operand is a reg_imm10_operand.
25 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
26 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
27 (*seq_<GPR:mode><GPR2:mode>): Rename to
28 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
30 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
31 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
33 (*sne_<GPR:mode><GPR2:mode>): Rename to
34 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
37 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
39 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
40 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
41 combining an arithmetic right shift by more than 31 and a
42 trunction. Don't match for out-of-range shift amounts. Set
43 attribute mode to <MODE>.
44 (*lshr32_trunc<mode>): Name the pattern combining a logical right
45 shift by 32 and and a truncation. Set attribute mode to <MODE>.
46 (*<optab>_trunc<mode>_exts): New pattern for truncated right
47 shifts by less than 32.
48 (extv): Change predicate on first operand to accept registers.
49 Change predicate of the other operands from immediate_operand to
50 const_int_operand. Expand exts when source is a register.
51 (extzv): Change predicate of the constant operands from
52 immediate_operand to const_int_operand.
53 (extzv<mode>): Change predicate of the constant operands from
54 immediate_operand to const_int_operand and no constraint. Also
56 (*extzv_trunc<mode>_exts): New pattern.
58 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
60 * config/mips/mips.h (ISA_HAS_CINS): New macro.
61 * config/mips/mips-protos.h (mask_low_and_shift_p,
62 mask_low_and_shift_len): Declare.
63 * config/mips/mips.c (mask_low_and_shift_p,
64 mask_low_and_shift_len): New functions.
65 (mips_print_operand): Handle new operand prefix "m".
66 * config/mips/mips.md (*cins<mode>): New pattern.
68 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
70 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
73 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
75 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
76 regardless of epilogue_completed.
78 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
81 * ira-lives.c (process_bb_node_lives): Check setjmp.
83 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
86 * ira-build.c (form_loop_tree): Reverse BB walk.
87 (create_bb_allocnos): Likewise.
88 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
89 (mark_reg_store): Rename to...
90 (mark_ref_live): ...this and take a df_ref argument instead of
91 note_stores arguments. Assert that we have a register.
92 (mark_reg_clobber): Delete.
93 (def_conflicts_with_inputs_p): New function.
94 (mark_reg_conflicts): Delete.
95 (mark_reg_death): Rename to...
96 (mark_ref_dead): ...this and take a df_ref argument instead of
97 a register. Assert that we have a register.
98 (process_bb_node_lives): Hoist frequency calculation out of
99 instruction walk. Convert from a forwards scan to a backwards scan.
100 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
101 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
102 (create_allocno_live_ranges): Don't create regs_set.
104 2008-09-04 Ian Lance Taylor <iant@google.com>
106 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
108 * calls.c (emit_library_call_value_1): Use MEM_P rather than
109 comparing MODE with MEM.
110 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
111 comparing with GF_PREDICT_TAKEN.
112 (gimple_get_lhs): Change code to enum gimple_code.
113 (gimple_set_lhs): Likewise.
114 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
115 * omp-low.c (find_omp_clause): Change kind parameter to enum
117 * tree-flow.h (find_omp_clause): Update declaration.
118 * regrename.c (clear_dead_regs): Change kind parameter to enum
120 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
122 * see.c (see_get_extension_data): Change return type to enum
123 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
124 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
125 (see_gen_normalized_extension): Change extension_code parameter to
127 (see_seek_pre_extension_expr): Change extension_code to enum
129 (see_merge_one_def_extension): Likewise.
130 (see_handle_relevant_defs): Likewise.
131 (see_handle_relevant_uses): Likewise.
132 (see_analyze_one_def): Likewise.
133 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
134 GIMPLE_ASM rather than ASM_EXPR.
135 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
136 GIMPLE_RETURN rather than RETURN_EXPR.
137 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
138 (evaluate_stmt): Likewise.
139 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
140 to enum vect_relevant.
141 (vect_mark_stmts_to_be_vectorized): Change assertion to not
142 compare gimple codes with tree codes.
144 2008-09-04 Paul Brook <paul@codesourcery.com>
146 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
148 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
150 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
151 pointer check lost in the recent no-unit-at-a-time patch.
153 2008-09-04 Jan Hubicka <jh@suse.cz>
156 * tree-switch-conversion.c (check_final_bb): Accept only IP
159 2008-09-04 Jan Hubicka <jh@suse.cz>
161 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
163 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
164 using_ranges argument.
165 (vrp_evaluate_conditional): Avoid bogus warning for type range.
166 (vrp_visit_cond_stmt): Update call of
167 vrp_evaluate_conditional_warnv_with_ops
169 2008-09-04 Jan Hubicka <jh@suse.cz>
171 PR tree-optimization/37345
172 PR tree-optimization/37358
173 PR tree-optimization/37357
174 * tree.c (build_function_type_skip_args): Build distinct type copy;
176 (build_function_decl_skip_args): Set type of new decl not orig decl;
177 clear DECL_VINDEX for methods turned into functions.
179 2008-09-04 Nick Clifton <nickc@redhat.com>
181 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler
183 * configure: Regenerate.
184 * config.in: Regenerate.
185 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
186 alignment field, if it is supported.
188 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
190 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
193 2008-09-03 David Edelsohn <edelsohn@gnu.org>
195 * config/rs6000/rs6000.c (processor_target_table): Do not
196 enable VMX for POWER6.
198 2008-09-03 Anton Blanchard <anton@samba.org>
200 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
201 emit memory barrier before operation.
203 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
206 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
207 default_elf_asm_output_external.
209 2008-09-03 Jeff Law <law@redhat.com>
211 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
213 2008-09-03 Richard Henderson <rth@redhat.com>
215 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
216 memory barrier to below the test-and-set.
217 (alpha_split_lock_test_and_set_12): Likewise.
219 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
223 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
226 * ira-color.c (print_loop_title): Use all_allocnos.
227 (color_pass): Ditto. Don't add border_allocnos. Check that
228 subloop allocno in the correspdoning bitmap all_allocnos.
230 * ira-emit.c (change_loop): Use all_allocnos.
232 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
234 (ira_create_allocno): Set up all_allocnos bit for the created
236 (create_cap_allocno): Remove setting mentioned_allocnos.
237 (create_insn_allocnos): Ditto.
238 (remove_unnecessary_allocnos): Use all_allocnos.
239 (check_allocno_creation): Check that allocnos are in the
240 corresponding bitmap all_allocnos.
242 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
246 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
247 (process_regs_for_copy): Process subregs. Refine check when cost
248 is taken into account in ira-costs.c.
249 (process_reg_shuffles): Use REG_SUBREG_P.
250 (add_insn_allocno_copies): Ditto. Ignore modes.
252 * ira-color.c (conflict_allocno_vec): New.
253 (COST_HOP_DIVISOR): New macro.
254 (update_copy_costs_1): Use it.
255 (update_conflict_hard_regno_costs): New function.
256 (assign_hard_reg): Use it.
257 (ira_color): Allocate and free conflict_allocno_vec.
259 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
263 * ira-int.h (ira_sort_insn_chain): Remove.
265 * ira.c (basic_block_order_nums, chain_insn_order,
266 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
267 (ira): Don't call ira_sort_insn_chain.
269 * reload1.c (reload): Don't call ira_sort_insn_chain.
271 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
274 * cgraphunit.c (update_call_expr): Remove eh regions from statements
275 which become non throw.
276 (cgraph_function_versioning): Also clear DECL_WEAK. Call
277 update_call_expr after updating the flags on the decl.
279 2008-09-03 Jan Hubicka <jh@suse.cz>
281 PR tree-optimization/37315
282 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
283 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
284 (cgraph_analyze_functions): Use node->analyzed
285 (cgraph_mark_functions_to_output): Likewise.
286 (cgraph_expand_function): All functions can be released after
288 (cgraph_optimize): Use gimple_has_body_p.
289 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
290 (cgraph_decide_inlining_incrementally): Likewise.
291 (inline_transform): Inline transform.
292 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
294 (inlinable_function_p): Drop gimple_body check.
295 (expand_call_inline): Use gimple_has_body_p.
296 * gimple.c (gimple_has_body_p): New.
297 * gimple.h (gimple_has_body_p): Add prototype.
298 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
299 (dump_function_to_file): Use gimple_has_body_p check.
301 2008-09-03 Jakub Jelinek <jakub@redhat.com>
304 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
306 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
308 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
310 From Michael Frysinger <michael.frysinger@analog.com>
311 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
312 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
315 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
318 * doc/extend.texi: Document picoChip builtin functions.
319 * doc/invoke.texi: Document picoChip options.
320 * doc/contrib.texi: Add picoChip contribution.
321 * doc/md.texi: Document picoChip constraints.
322 * config.gcc: Add picochip-*-*.
323 * config/picochip/: Add new port.
325 2008-09-03 Richard Guenther <rguenther@suse.de>
327 PR tree-optimization/37328
328 * tree-sra.c (sra_build_assignment): Gimplify properly.
329 (generate_copy_inout): Take the correct stmt as definition,
332 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
334 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
337 From Michael Frysinger <michael.frysinger@analog.com>
338 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
340 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
342 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is
344 (__gthread_setspecific): Revert 2008-08-31 change to
345 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API
348 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
350 * diagnostic.c (error_at): New.
351 * toplev.h (error_at): New prototype.
352 * c-typeck.c (build_array_ref): Call error_at instead of error.
353 Pass location to pedwarn.
355 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
357 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
359 2008-09-02 Jakub Jelinek <jakub@redhat.com>
361 * dwarf2out.c (tree_add_const_value_attribute): Only handle
362 VAR_DECL and CONST_DECL.
364 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
365 Jakub Jelinek <jakub@redhat.com>
367 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
368 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
369 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
370 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
371 Don't set ix86_save_varrargs_registers.
372 (ix86_setup_incoming_varargs): Assume cum != NULL.
373 (ix86_va_start): Check ix86_varargs_gpr_size and
374 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
375 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
376 from frame pointer if ix86_varargs_gpr_size == 0.
377 (ix86_compute_frame_layout): Updated.
378 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
379 (ix86_varargs_gpr_size): Define.
380 (ix86_varargs_fpr_size): Likewise.
381 (machine_function): Remove save_varrargs_registers.
382 Add varargs_gpr_size and varargs_fpr_size.
384 2008-09-02 Jakub Jelinek <jakub@redhat.com>
386 * config/alpha/alpha.c (va_list_skip_additions,
387 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
388 (alpha_gimplify_va_arg): Call unshare_expr on second use of
391 PR tree-optimization/36766
392 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
393 for already removed basic blocks.
396 * real.c (real_maxval): Clear a lower bit to make real_maxval
397 match get_max_float for IBM long double format.
399 2008-09-02 Andreas Schwab <schwab@suse.de>
401 * configure.ac: Use m4_quote to quote the expansion of m4_do.
402 * configure: Regenerate.
404 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
406 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
407 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
408 checking for a non-VOID CONSTANT_P.
410 2008-09-02 Jan Hubicka <jh@suse.cz>
412 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
413 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
415 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
417 * expr.c (emit_group_store): Don't assert stack temp mode size.
419 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
420 Tobias Grosser <grosser@fim.uni-passau.de>
421 Jan Sjodin <jan.sjodin@amd.com>
422 Harsha Jagasia <harsha.jagasia@amd.com>
423 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
424 Konrad Trifunovic <konrad.trifunovic@inria.fr>
425 Adrien Eliche <aeliche@isty.uvsq.fr>
427 Merge from graphite branch.
430 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
431 * doc/invoke.texi (-floop-block, -floop-interchange,
432 -floop-strip-mine): Document new flags.
433 * tree-into-ssa.c (gimple_vec): Moved...
434 * tree-loop-distribution.c (rdg_component): Moved...
435 * cfgloopmanip.c: Include tree-flow.h.
436 (update_dominators_in_loop): New.
437 (create_empty_if_region_on_edge): New.
438 (create_empty_loop_on_edge): New.
439 (loopify): Use update_dominators_in_loop.
440 * tree-pass.h (pass_graphite_transforms): Declared.
441 * configure: Regenerate.
442 * tree-phinodes.c (make_phi_node): Export.
443 (add_phi_node_to_bb): New, split from create_phi_node.
444 * tree-chrec.c (for_each_scev_op): New.
445 * tree-chrec.h (for_each_scev_op): Declared.
446 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
447 (remove_statement): Call get_phi_with_result.
448 * config.in (HAVE_cloog): Undef.
449 * gdbinit.in (pgg): New.
450 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
451 * tree-ssa-loop.c (graphite_transforms): New.
452 (gate_graphite_transforms): New.
453 (pass_graphite_transforms): New.
454 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
455 HAVE_cloog): Defined.
456 * tree-vectorizer.c (rename_variables_in_bb): Export.
457 * tree-data-ref.c (dr_may_alias_p): Export.
458 (stmt_simple_memref_p): New.
459 (find_data_references_in_stmt): Export.
460 (find_data_references_in_loop): Export.
461 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
462 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
463 (create_rdg_vertices): Export.
464 (build_empty_rdg): New.
465 (build_rdg): Call build_empty_rdg. Free dependence_relations.
466 * tree-data-ref.h (rdg_component): ... here.
468 (struct data_reference): Add a field scop.
470 (find_data_references_in_loop): Declared.
471 (find_data_references_in_stmt): Declared.
472 (create_rdg_vertices): Declared.
473 (dr_may_alias_p): Declared.
474 (stmt_simple_memref_p): Declared.
475 (struct rdg_edge): Add a field ddr_p relation.
476 (build_empty_rdg): Declared.
477 * lambda.h (lambda_matrix): Declare a VEC of.
478 (find_induction_var_from_exit_cond): Declared.
479 (lambda_vector_compare): New.
480 * common.opt (fgraphite, floop-strip-mine,
481 floop-interchange, floop-block): New flags.
482 * lambda-code.c (find_induction_var_from_exit_cond): Export.
483 * cfgloop.c (is_loop_exit): New.
484 * cfgloop.h (is_loop_exit): Declared.
485 (create_empty_if_region_on_edge): Declared.
486 (create_empty_loop_on_edge): Declared.
487 * tree-flow.h (add_phi_node_to_bb): Declared.
488 (make_phi_node): Declared.
489 (rename_variables_in_bb): Declared.
490 (perfect_loop_nest_depth): Declared.
491 (graphite_transform_loops): Declared.
492 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
493 (graphite.o-warn): Add -Wno-error.
494 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
495 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
496 (INCLUDES): Add PPLINC, CLOOGINC.
497 (OBJS-common): Add graphite.o.
498 (graphite.o): Add rule.
499 * gimple.h (gimple_vec): ... here.
500 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
501 * passes.c (init_optimization_passes): Schedule
502 pass_graphite_transforms.
504 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
507 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
508 and -fno-toplevel-reorder after handle_options.
510 2008-09-02 Paul Brook <paul@codesourcery.com>
512 * config/arm/arm.c (arm_tune_cortex_a9): Define.
513 (arm_override_options): Set arm_tune_cortex_a9.
514 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
515 (arm_issue_rate): Handle cortexa9.
516 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
517 * config/arm/arm-cores.def: Add cortex-a9.
518 * config/arm/arm-tune.md: Regenerate.
519 * config/arm/arm.md: Include cortex-a9.md.
520 (generic_sched, generic_vfp): Add cortexa9.
521 * config/arm/cortex-a9.md: New file.
523 2008-09-02 Richard Guenther <rguenther@suse.de>
525 PR tree-optimization/37327
526 * tree-vrp.c (register_new_assert_for): Make sure to not have
527 TREE_OVERFLOW set on the bound.
529 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
531 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
533 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
534 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
537 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
539 * gcc/config/spu/spu.md (divdf3): Removed.
541 2008-09-02 Jakub Jelinek <jakub@redhat.com>
543 PR tree-optimization/37095
544 * cgraph.c (cgraph_node): When creating new cgraph node after
545 assembler_name_hash has been populated, record it in the hash
548 2008-09-01 Paul Brook <paul@codesourcery.com>
550 * doc/invoke.texi: Document -mword-relocations.
551 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
552 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
553 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
554 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
555 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
556 (arm_emit_movpair): New function.
557 (arm_print_operand <c>): Handle sybolic addresses.
558 * config/arm/arm.h (TARGET_USE_MOVT): Define.
559 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
560 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
561 * config/arm/arm.opt: Add -mword-relocations.
562 * config/arm/arm.md (movsi): Use arm_emit_movpair.
563 (arm_movt, arm_movw): New.
565 2008-09-01 Paul Brook <paul@codesourcery.com>
567 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
568 Allow Interworking on ARMv4 EABI based targets.
569 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
570 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
572 2008-09-01 Paul Brook <paul@codesourcery.com>
574 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
575 optimized LT0 test. Remove optimization for GT.
577 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
579 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
581 * pa-hpux11.h (LIB_SPEC): Likewise.
583 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
586 2008-09-01 Jan Hubicka <jh@suse.cz>
588 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
589 present, use only counts; when guessed use only frequencies.
590 (estimate_bb_frequencies): Use function_frequency.
591 * profile.c (compute_branch_probabilities): Exit early when
592 profile reading failed. Set profile_status.
593 (branch_prob): Do not set profile_status.
595 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
597 * tree.c (protected_set_expr_location): New.
598 * tree.h (protected_set_expr_location): New prototype.
599 * c-tree.h (build_array_ref): Add argument.
600 (parser_build_unary_op): Same.
601 * c-typeck.c (build_indirect_ref): Handle new location argument.
602 (build_array_ref): Same.
603 (parser_build_unary_op): Same.
604 * gimplify.c (gimplify_asm_expr): Set input_location before calling
606 * c-omp.c (c_finish_omp_atomic): Pass location when calling
608 * c-common.c (finish_label_address_expr): Handle new location
610 * c-common.h (build_indirect_ref): Add argument.
611 (finish_label_address_expr): Same.
612 * c-parser.c (c_parser_unary_expression): Pass location to build
614 (c_parser_postfix_expression): Same.
616 2008-09-01 Paul Brook <paul@codesourcery.com>
618 * config/arm/arm.md: Include cortex-r4f.md.
619 (attr fpu): Update type list.
620 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
621 fconstd, fcmps and fcmpd.
622 (attr tune_cortexr4): Define.
623 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
624 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
625 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
626 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
627 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
629 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
630 cortex_a8_vfp_farith: Ditto.
631 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
632 * config/arm/cortex-r4.md: Use tune_cortexr4.
633 * config/arm/cortex-r4f.md: New file.
635 2008-09-01 Richard Guenther <rguenther@suse.de>
637 PR tree-optimization/37305
638 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
639 the result of constant conversions.
640 (fold_gimple_assign): Likewise.
642 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
644 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
645 #ifdef ENABLE_CHECKING.
647 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
649 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
650 * sched-int.h (print_insn, print_pattern, print_value): Declare also
651 when !INSN_SCHEDULING.
653 2008-09-01 Andreas Schwab <schwab@suse.de>
655 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
657 2008-09-01 Paul Brook <paul@codesourcery.com>
659 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
661 2008-09-01 Jan Hubicka <jh@suse.cz>
663 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
665 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
666 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
667 * gimplify.c (gimplify_init_constructor): Add speed operand.
668 * tree-sra.c (decide_block_copy): Likewise.
669 * tree-inline.c (estimate_move_cost): Likewise.
670 * config/alpha/alpha.h (MOVE_RATIO): Update.
671 * config/frv/frv.c (MOVE_RATIO): Update.
672 * config/spu/spu.h (MOVE_RATIO): Update.
673 * config/sparc/sparc.h (MOVE_RATIO): Update.
674 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
675 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
676 * config/cris/cris.h (MOVE_RATIO): Update.
677 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
678 * config/arm/arm.h (MOVE_RATIO): Update.
679 * config/pa/pa.md: Update uses of MOVE_RATIO
680 * config/pa/pa.h (MOVE_RATIO): Update.
681 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
682 * config/h8300/h8300.h (MOVE_RATIO): Update.
683 * config/v850/v850.h (MOVE_RATIO): Update.
684 * config/bfin/bfin.h (MOVE_RATIO): Update.
686 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
687 Dmitry Melnik <dm@ispras.ru>
688 Dmitry Zhurikhin <zhur@ispras.ru>
689 Alexander Monakov <amonakov@ispras.ru>
690 Maxim Kuvyrkov <maxim@codesourcery.com>
692 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
693 sel-sched-dump.c, sel-sched-ir.c: New files.
694 * Makefile.in (OBJS-common): Add selective scheduling object
696 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
697 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
698 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
699 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
700 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
701 (make_forwarder_block): Update loop latch if we have redirected
703 * cfgloop.c (get_loop_body_in_custom_order): New function.
704 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
705 (CP_FALLTHRU_PREHEADERS): Likewise.
706 (get_loop_body_in_custom_order): Declare.
707 * cfgloopmanip.c (has_preds_from_loop): New.
708 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
709 Assert that the preheader edge will be fall thru when it is set.
710 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
711 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
712 fsel-sched-substitution, fselective-scheduling): New flags.
713 * cse.c (hash_rtx_cb): New.
715 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
716 sel_sched_insn_cnt): New counters.
717 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
718 * genattr.c (main): Output maximal_insn_latency prototype.
719 * genautomata.c (output_default_latencies): New. Factor its code from ...
720 (output_internal_insn_latency_func): ... here.
721 (output_internal_maximal_insn_latency_func): New.
722 (output_maximal_insn_latency_func): New.
723 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
724 (struct hard_reg_set_iterator): New.
725 (hard_reg_set_iter_init, hard_reg_set_iter_set,
726 hard_reg_set_iter_next): New functions.
727 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
728 * lists.c (remove_free_INSN_LIST_node,
729 remove_free_EXPR_LIST_node): New functions.
730 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
731 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
732 (loop_optimizer_finalize): Do not verify flow info after reload.
733 * recog.c (validate_replace_rtx_1): New parameter simplify.
734 Default it to true. Update all uses. Factor out simplifying
736 (simplify_while_replacing): ... this new function.
737 (validate_replace_rtx_part,
738 validate_replace_rtx_part_nosimplify): New.
739 * recog.h (validate_replace_rtx_part,
740 validate_replace_rtx_part_nosimplify): Declare.
741 * rtl.c (rtx_equal_p_cb): New.
742 (rtx_equal_p): Use it.
743 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
744 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
745 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
746 * vecprim.h: Add a vector type for unsigned int.
747 * haifa-sched.c: Include vecprim.h and cfgloop.h.
748 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
749 ready_try, cycle_issued_insns, spec_info): Make global.
750 (readyp): Initialize.
751 (dfa_lookahead): New global variable.
752 (old_max_uid, old_last_basic_block): Remove.
753 (h_i_d): Make it a vector.
754 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
756 (after_recovery, adding_bb_to_current_region_p):
757 New variables to handle correct insertion of the recovery code.
758 (struct ready_list): Move declaration to sched-int.h.
759 (rgn_n_insns): Removed.
760 (rtx_vec_t): Move to sched-int.h.
761 (find_insn_reg_weight): Remove.
762 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
763 (haifa_init_h_i_d, haifa_finish_h_i_d):
764 New functions to initialize / finalize haifa instruction data.
765 (extend_h_i_d, init_h_i_d): Rewrite.
766 (unlink_other_notes): Move logic to add_to_note_list. Handle
768 (ready_lastpos, ready_element, ready_sort, reemit_notes,
769 find_fallthru_edge): Make global, remove static prototypes.
770 (max_issue): Make global. Add privileged_n and state parameters. Use
772 (extend_global, extend_all): Removed.
773 (init_before_recovery): Add new param. Fix the handling of the case
774 when we insert a recovery code before the EXIT which has a predecessor
775 with a fallthrough edge to it.
776 (create_recovery_block): Make global. Rename to
777 sched_create_recovery_block. Update.
778 (change_pattern): Rename to sched_change_pattern. Make global.
779 (speculate_insn): Rename to sched_speculate_insn. Make global.
780 Split haifa-specific functionality into ...
781 (haifa_change_pattern): New static function.
782 (sched_extend_bb): New static function.
783 (sched_init_bbs): New function.
784 (current_sched_info): Change type to struct haifa_sched_info.
785 (insn_cost): Adjust for selective scheduling.
786 (dep_cost_1): New function. Move logic from ...
787 (dep_cost): ... here.
788 (dep_cost): Use dep_cost_1.
789 (contributes_to_priority_p): Use sched_deps_info instead of
791 (priority): Adjust to work with selective scheduling. Process the
792 corner case when all dependencies don't contribute to priority.
793 (rank_for_schedule): Use ds_weak instead of dep_weak.
794 (advance_state): New function. Move logic from ...
795 (advance_one_cycle): ... here.
796 (add_to_note_list, concat_note_lists): New functions.
797 (rm_other_notes): Make static. Adjust for selective scheduling.
798 (remove_notes, restore_other_notes): New functions.
799 (move_insn): Add two arguments. Update assert. Don't call
801 (choose_ready): Remove lookahead variable, use dfa_lookahead.
802 Remove more_issue, max_points. Move the code to initialize
803 max_lookahead_tries to max_issue.
804 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
805 ready. Adjust use of move_insn. Call restore_other_notes.
807 (sched_init, sched_finish): Move Haifa-specific initialization/
809 (haifa_sched_init, haifa_sched_finish): ... respectively.
811 (setup_sched_dump): New function.
812 (haifa_init_only_bb): New static function.
813 (haifa_speculate_insn): New static function.
814 (try_ready): Use haifa_* instead of speculate_insn and
816 (extend_ready, extend_all): Remove.
817 (sched_extend_ready_list, sched_finish_ready_list): New functions.
818 (create_check_block_twin, add_to_speculative_block): Use
819 haifa_insns_init instead of extend_global. Update to use new
820 initialization functions. Change parameter. Factor out code from
821 create_check_block_twin to ...
822 (sched_create_recovery_edges) ... this new function.
824 (sched_scan_info): New.
825 (extend_bb): Use sched_scan_info.
826 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
827 static functions for walking through scheduling region.
828 (sched_luids): New vector variable to replace uid_to_luid.
829 (luids_extend_insn): New function.
830 (sched_max_luid): New variable.
831 (luids_init_insn): New function.
832 (sched_init_luids, sched_finish_luids): New functions.
833 (insn_luid): New debug function.
834 (sched_extend_target): New function.
835 (haifa_init_insn): New static function.
836 (sched_init_only_bb): New hook.
837 (sched_split_block): New hook.
838 (sched_split_block_1): New function.
839 (sched_create_empty_bb): New hook.
840 (sched_create_empty_bb_1): New function.
841 (common_sched_info, ready): New global variables.
842 (current_sched_info_var): Remove.
843 (move_block_after_check): Use common_sched_info.
844 (haifa_luid_for_non_insn): New static function.
845 (init_before_recovery): Use haifa_init_only_bb instead of
847 (increase_insn_priority): New.
848 * modulo-sched.c: (issue_rate): Remove static declaration.
849 (sms_sched_info): Change type to haifa_sched_info.
850 (sms_sched_deps_info, sms_common_sched_info): New variables.
851 (setup_sched_infos): New.
852 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
853 Do not call regstat_free_calls_crossed.
854 (sms_print_insn): Use const_rtx.
855 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
856 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
857 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
858 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
859 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
860 current_sched_info to use it.
861 (enum reg_pending_barrier_mode): Move to sched-int.h.
862 (h_d_i_d): New variable. Initialize to NULL.
863 ({true, output, anti, spec, forward}_dependency_cache): Initialize
865 (estimate_dep_weak): Remove static declaration.
866 (sched_has_condition_p): New function. Adjust users of
867 sched_get_condition to use it instead.
868 (conditions_mutex_p): Add arguments indicating which conditions are
870 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
871 argument to indicate whether returned condition is reversed. Do not
872 generate new rtx when condition should be reversed; indicate it by
873 setting new argument instead.
874 (add_dependence_list_and_free): Add deps parameter.
875 Update all users. Do not free dependence list when
876 deps context is readonly.
877 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
879 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
880 (remove_from_deps): New. Use the above functions.
881 (cur_insn, can_start_lhs_rhs_p): New static variables.
882 (add_or_update_back_dep_1): Initialize present_dep_type.
883 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
884 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
885 haifa_note_dep): New functions implementing dependence hooks for
887 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
888 note_dep): New functions.
889 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
891 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
892 (free_deps): Initialize deps->reg_last.
893 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
894 sched_analyze_insn): Update to use dependency hooks infrastructure
895 and readonly contexts.
896 (deps_analyze_insn): New function. Move part of logic from ...
897 (sched_analyze): ... here. Also move some logic to ...
898 (deps_start_bb): ... here. New function.
899 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
901 (sched_deps_init): New function. Move code from ...
902 (init_dependency_caches): ... here. Remove.
903 (init_deps_data_vector): New.
904 (sched_deps_finish): New function. Move code from ...
905 (free_dependency_caches): ... here. Remove.
906 (init_deps_global, finish_deps_global): Adjust for use with
907 selective scheduling.
908 (get_dep_weak): Move logic to ...
909 (get_dep_weak_1): New function.
910 (ds_merge): Move logic to ...
911 (ds_merge_1): New static function.
912 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
913 (ds_get_max_dep_weak): New function.
914 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
915 (n_insns): Rename to rgn_n_insns.
916 (debug_ebb_dependencies): New function.
917 (init_ready_list): Use it.
918 (begin_schedule_ready): Use sched_init_only_bb.
919 (ebb_print_insn): Indicate when an insn starts a new cycle.
920 (contributes_to_priority, compute_jump_reg_dependencies,
921 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
922 (add_block1): Remove to ebb_add_block.
923 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
924 (schedule_ebb): Initialize them. Use remove_notes instead of
925 rm_other_notes. Use haifa_local_init/finish.
926 (schedule_ebbs): Use haifa_sched_init/finish.
927 * sched-int.h: Include vecprim.h, remove rtl.h.
928 (struct ready_list): Delete declaration.
929 (sched_verbose_param, enum sched_pass_id_t,
930 bb_vec_t, insn_vec_t, rtx_vec_t): New.
931 (struct sched_scan_info_def): New structure.
932 (sched_scan_info, sched_scan, sched_init_bbs,
933 sched_init_luids, sched_finish_luids, sched_extend_target,
934 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
935 (struct common_sched_info_def): New.
936 (common_sched_info, haifa_common_sched_info,
937 sched_emulate_haifa_p): Declare.
939 (sched_luids): Declare.
940 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
941 (sched_max_luid, insn_luid): Declare.
942 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
943 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
944 print_insn, print_pattern, print_value, haifa_classify_insn,
945 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
946 setup_sched_dump, sched_init, sched_finish,
947 sel_insn_is_speculation_check): Export.
948 (struct ready_list): Move from haifa-sched.c.
949 (ready_try, ready, max_issue): Export.
950 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
951 sched_init_only_bb, sched_split_block, sched_split_block_1,
952 sched_create_empty_bb, sched_create_empty_bb_1,
953 sched_create_recovery_block, sched_create_recovery_edges): Export.
954 (enum reg_pending_barrier_mode): Export.
955 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
957 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
958 print_insn field. Move add_block and fix_recovery_cfg to
959 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
960 (struct sched_deps_info_def): ... this new structure.
961 (sched_deps_info): Declare.
962 (struct spec_info_def): Remove weakness_cutoff, add
963 data_weakness_cutoff and control_weakness_cutoff.
964 (spec_info): Declare.
965 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
967 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
968 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
969 (current_sched_info): Change type to struct haifa_sched_info.
970 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
971 (h_d_i_d): New variable.
972 (HDID): New accessor macro.
973 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
974 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
976 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
977 (enum SCHED_FLAGS): Update for selective scheduler.
978 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
979 (init_dependency_caches, free_dependency_caches): Delete declarations.
980 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
981 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
982 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
983 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
984 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
986 (rm_other_notes): Delete declaration.
987 (schedule_block): Remove one argument.
988 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
989 ready_element, ready_lastpos, sched_extend_ready_list,
990 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
991 concat_note_lists): Export.
992 (struct region): Move from sched-rgn.h.
993 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
994 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
995 BLOCK_TO_BB, CONTAINING_RGN): Export.
996 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
997 (current_nr_blocks, current_blocks, target_bb): Likewise.
998 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
999 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
1000 sched_rgn_local_init, extend_regions,
1001 rgn_make_new_region_out_of_new_block, compute_priorities,
1002 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
1003 extend_rgns, deps_join rgn_setup_common_sched_info,
1004 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
1005 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
1006 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
1007 increase_insn_priority): Likewise.
1008 * sched-rgn.c: Include sel-sched.h.
1009 (ref_counts): New static variable. Use it ...
1010 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
1011 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
1012 (sched_is_disabled_for_current_region_p): Delete static declaration.
1013 (struct region): Move to sched-int.h.
1014 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1015 ebb_head): Define and initialize.
1016 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1017 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
1018 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
1020 (find_single_block_region): Add new argument to indicate that EBB
1021 regions should be constructed.
1022 (debug_live): Delete declaration.
1023 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
1024 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
1026 (init_regions): Delete declaration.
1027 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
1028 rgn_estimate_number_of_insns): New.
1029 (too_large): Use estimate_number_of_insns.
1030 (haifa_find_rgns): New. Move the code from ...
1031 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
1032 (free_trg_info): New.
1033 (compute_trg_info): Allocate candidate tables here instead of ...
1034 (init_ready_list): ... here.
1035 (rgn_print_insn): Use const_rtx.
1036 (contributes_to_priority, extend_regions): Delete static declaration.
1037 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
1038 (add_block1): Rename to rgn_add_block.
1039 (debug_rgn_dependencies): Delete static qualifier.
1040 (new_ready): Use sched_deps_info. Simplify.
1041 (rgn_common_sched_info, rgn_const_sched_deps_info,
1042 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
1043 (region_sched_info): Rename to rgn_const_sched_info.
1044 (deps_join): New, extracted from ...
1045 (propagate_deps): ... here.
1046 (compute_block_dependences, debug_dependencies): Update for selective
1048 (free_rgn_deps, compute_priorities): New functions.
1049 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
1050 sched_rgn_compute_dependencies): New functions.
1051 (schedule_region): Use them.
1052 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
1053 rgn_setup_common_sched_info, rgn_setup_sched_infos):
1055 (schedule_insns): Call new functions that were split out.
1056 (rgn_make_new_region_out_of_new_block): New.
1057 (get_rgn_sched_max_insns_priority): New.
1058 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
1059 scheduling when appropriate.
1060 * sched-vis.c: Include insn-attr.h.
1061 (print_value, print_pattern): Make global.
1062 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
1063 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
1064 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1065 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1066 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
1067 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
1068 hooks. Initialize them to 0.
1069 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1070 * target.h (struct gcc_target): Add them. Rename gen_check field to
1072 * flags.h (sel_sched_switch_set): Declare.
1073 * opts.c (sel_sched_switch_set): New variable.
1074 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
1075 pipelining is disabled from command line.
1076 (common_handle_option): Record whether selective scheduling is
1077 requested from command line.
1078 * doc/invoke.texi: Document new flags and parameters.
1079 * doc/tm.texi: Document new target hooks.
1080 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
1081 (dfa_state_size): Do not declare locally.
1082 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
1083 * config/rs6000/rs6000.c (rs6000_init_sched_context,
1084 rs6000_alloc_sched_context, rs6000_set_sched_context,
1085 rs6000_free_sched_context): New functions.
1086 (struct _rs6000_sched_context): New.
1087 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
1089 (rs6000_sched_finish): Do not run for selective scheduling.
1091 2008-08-31 Jan Hubicka <jh@suse.cz>
1093 * frv.c (frv_rtx_costs): Update forward declaration.
1094 * spu.c (spu_rtx_costs): Likewise.
1095 * pdp11.c: Include df.h
1096 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
1097 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
1098 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
1099 * iq2000.c (iq2000_address_cost): Add speed argument.
1100 (iq2000_rtx_costs): Likewise.
1101 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
1102 update call of mn10300_address_cost.
1103 * mcore.c: Include df.h
1104 (mcore_rtx_costs): Update prototype.
1105 * score3.c: Include df.h
1106 (score3_rtx_costs): Remove speed argument.
1107 * score7.c: Include df.h
1108 (score7_address_cost): Remove speed argument.
1109 * score-protos.h (score_address_cost): Update prototype.
1110 * score.c: Include df.h
1111 (score_rtx_costs): Update call of costs functions.
1112 * v850.c (v850_rtx_costs): Add bool argument.
1114 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
1116 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
1118 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1120 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
1121 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
1123 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1125 * mkmap-flat.awk: Add option pe_dll.
1126 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
1127 * config/i386/t-cygwin (SHLIB_LC): Add.
1128 * config/i386/t-mingw32 (SHLIB_LC): Add.
1129 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
1130 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
1131 (LINK_SPEC): Support libgcc_s.
1132 (LIBGCC_SPEC): Support libgcc_s.
1133 (LIBGCC_SONAME): New.
1135 2008-08-31 Jan Hubicka <jh@suse.cz>
1137 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
1138 mistakely had old version of patch.
1140 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
1141 (ipcp_estimate_growth): New.
1142 (ipcp_insert_stage): Use ipcp_estimate_growth.
1143 * profile.c (branch_prob): When reading failed, do not consider
1146 2008-08-31 Jan Hubicka <jh@suse.cz>
1148 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
1149 loop is optimized for speed.
1151 2008-08-31 Richard Guenther <rguenther@suse.de>
1154 * fold-const.c (fold_binary): Retain conversions in folding
1157 2008-08-31 Jan Hubicka <jh@suse.cz>
1159 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
1160 * predict.c (maybe_hot_frequency_p): Make inline.
1161 (maybe_hot_count_p): Break out from ...
1162 (maybe_hot_bb_p): ... this one.
1163 (maybe_hot_edge_p): Simplify.
1164 * basic-block.h (probably_cold_bb_p): Remove.
1166 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1169 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
1171 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
1172 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
1173 Also split V4SFmode.
1174 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
1177 2008-08-31 Jan Hubicka <jh@suse.cz>
1179 * predict.c (PROB_VERY_LIKELY): Make small enough so things
1181 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
1183 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1186 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
1189 * dwarf2out.c (native_encode_initializer): Subtract min_index for
1190 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1192 2008-08-31 Jan Hubicka <jh@suse.cz>
1194 * sparc.h (BRANCH_COST): Fix macro definition.
1195 * avr.c (avr_operand_rtx_cost): Add speed argument.
1196 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
1198 2008-08-31 Richard Guenther <rguenther@suse.de>
1200 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
1201 types instead of operands. Re-instantiate verifying of
1202 binary expression operands.
1204 2008-08-30 Jan Hubicka <jh@suse.cz>
1206 * fwprop.c (should_replace_address): Add speed attribute.
1207 (PR_OPTIMIZE_FOR_SPEED): New flag.
1208 (propagate_rtx_1): Use it.
1209 (propagate_rtx): Set it.
1210 (try_fwprop_subst): Update call of rtx_costs.
1211 (forward_propagate_and_simplify): LIkewise.
1212 * hooks.c (hook_int_rtx_bool_0): New
1213 (hook_bool_rtx_int_int_intp_false): Replace by ...
1214 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1215 * hooks.h (hook_int_rtx_bool_0): New
1216 (hook_bool_rtx_int_int_intp_false): Replace by ...
1217 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1218 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
1219 (prepare_cmp_insn): UPdate call of rtx_cost.
1220 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
1221 (reload_cse_simplify_operands): Update call of rtx_cost.
1222 (reload_cse_move2add): call of rtx_cost.
1223 * target.h (struct gcc_target): Update rtx_costs and address_costs.
1224 * rtlanal.c (rtx_cost): Add speed argument.
1225 (address_cost): Add speed argument
1226 (default_address_cost): Likewise.
1227 (insn_rtx_cost): Likewise.
1228 * cfgloopanal.c (seq_cost): Add speed argument.
1229 (target_reg_cost, target_spill_cost): Turn to array.
1230 (init_set_costs): Update for speed.
1231 (estimate_reg_pressure_cost): Add speed argument.
1232 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
1233 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
1234 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
1235 (seq_cost): Add speed argument.
1236 (computation_cost): Add speed arugment.
1237 (add_cost, multiply_by_const, get_address_cost): add speed argument.
1238 (force_expr_to_var_cost): Update for profile info.
1239 (force_var_cost): Likewise.
1240 (split_address_cost): Likewise.
1241 (ptr_difference_cost): Likewise.
1242 (difference_cost): Likewise.
1243 (get_computation_cost_at): Likewise.
1244 (determine_iv_cost): Likewise.
1245 (ivopts_global_cost_for_size): Likewise.
1246 (rewrite_use_address): Likewise.
1247 (tree_ssa_iv_optimize_loop): Initialize speed field.
1248 * cse.c (optimize_this_for_speed_p): New static var.
1249 (notreg_cost): Update call of rtx_cost.
1250 (cse_extended_basic_block): set optimize_this_for_speed_p.
1251 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
1252 (noce_try_cmove_arith): Likewise.
1253 (noce_try_sign_mask): LIkewise.
1254 * expr.c (compress_float_constant): Update rtx_cost calls.
1255 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
1256 (addr_to_parts): Likewise.
1257 (create_mem_ref): Likewise.
1258 * dse.c (find_shift_sequence): Add speed argument.
1259 (replace_read): Update call.
1260 * calls.c (precompute_register_parameters): Update call of rtx_cost.
1261 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
1262 * neg_cost, shift_cost, shiftadd_cost,
1263 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
1264 mul_highpart_cost): Increase dimension.
1265 (init_expmed): Initialize for both size and speed.
1266 (expand_shift): Use profile.
1267 (synth_mult): Use profile.
1268 (choose_mult_variant): Use profile.
1269 (expand_mult): Use profile.
1270 (expand_mult_highpart_optab): Use profile.
1271 (expand_mult_highpart): Use profile.
1272 (expand_smod_pow2): Use profile.
1273 (expand_divmod): Use profile.
1274 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
1275 * loop-invariant.c (create_new_invariant): Use profile.
1276 (gain_for_invariant): Add speed parameter.
1277 (best_gain_for_invariant): Likewise.
1278 (find_invariants_to_move): Likewise.
1279 (move_single_loop_invariants): Set it.
1280 * target-def.h (TARGET_RTX_COSTS): Use hook.
1281 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
1282 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1283 * output.h (default_address_cost): Update prototype.
1284 * combine.c (optimize_this_for_speed_p): New static var.
1285 (combine_validate_cost): Update call of rtx_cost.
1286 (combine_instructions): Set optimize_this_for_speed_p.
1287 (expand_compound_operation): Update call of rtx_cost.
1288 (make_extraction):Update call of rtx_cost.
1289 (force_to_mode):Update call of rtx_cost.
1290 (distribute_and_simplify_rtx):Update call of rtx_cost.
1291 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
1292 (estimate_reg_pressure_cost): Update prototype.
1293 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
1294 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
1296 * config/alpha/alpha.c (alpha_rtx_costs): Update.
1297 (alpha_rtx_costs): Update.
1298 * config/frv/frv.c (frv_rtx_costs): Update.
1299 * config/s390/s390.c (s390_rtx_costs): Update.
1300 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
1301 (m32c_rtx_costs): Update.
1302 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
1303 (spu_rtx_costs): Update.
1304 * config/sparc/sparc.c (sparc_rtx_costs): Update.
1305 * config/m32r/m32r.c (m32r_rtx_costs): Update.
1306 * config/i386/i386.c (:ix86_address_cost): Update.
1307 (ix86_rtx_costs): Update.
1308 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
1309 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
1310 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
1311 * config/crx/crx.c (crx_address_cost): Update.
1312 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
1313 * config/stormy16/stormy16.c
1314 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
1315 * config/m68hc11/m68hc11.c
1316 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
1317 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
1318 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
1319 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
1320 * config/ia64/ia64.c (ia64_rtx_costs): Update.
1321 * config/m68k/m68k.c (m68k_rtx_costs): Update.
1322 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
1323 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
1324 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
1325 (mcore_rtx_costs): update.
1326 * config/score/score3.c (score3_rtx_costs): Update.
1327 * config/score/score7.c (score7_rtx_costs): Update.
1328 * config/score/score3.h (score3_rtx_costs):Update.
1329 * config/score/score7.h (score7_rtx_costs): Update.
1330 * config/score/score.c (score_rtx_costs): Update.
1331 * config/arm/arm.c (arm_address_cost): Update.
1332 (arm_rtx_costs_1): Update.
1333 (arm_rtx_costs_1): Update.
1334 (arm_size_rtx_costs): Update.
1335 (arm_size_rtx_costs): Update.
1336 (arm_size_rtx_costs): Update.
1337 (arm_xscale_rtx_costs): Update.
1338 (arm_thumb_address_cost): Update.
1339 * config/pa/pa.c (hppa_address_cost): Update.
1340 * config/mips/mips.c (mips_rtx_costs): Update.
1341 * config/vax/vax.c (vax_address_cost): Update.
1342 * config/h8300/h8300.c (h8300_shift_costs): Update.
1343 (h8300_rtx_costs): Update.
1344 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
1345 (v850_rtx_costs): Update.
1346 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
1347 * config/bfin/bfin.c
1348 (bfin_address_cost): Update.
1349 (bfin_rtx_costs): Update.
1350 * stmt.c (lshift_cheap_p): Update.
1352 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1355 * expmed.c (extract_bit_field_1): Check the mode size to make
1356 sure the vector modes have the same size.
1358 2008-08-29 Michael Meissner <gnu@the-meissners.org>
1360 * dojump.c (top level): Include basic-block.h to declare
1361 optimize_insn_for_speed_p
1363 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
1365 * opts.h (CL_SAVE): New option class for marking options that are
1366 target specific options usable in the target attribute.
1367 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
1369 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
1370 can easily find the target specific options that are safe to use
1371 in the attribute or pragma.
1373 * attribs.c (decl_attributes): Change #pragma GCC option to
1374 #pragma GCC target, and attribute((option(...))) to
1375 attribute((target(...))).
1377 * doc/extend.texi (target attribute): Change from option
1378 attribute. Delete push/pop/reset.
1379 (#pragma GCC target): Change from #pragma GCC option. Delete
1381 (#pragma GCC push_options): Document new pragma.
1382 (#pragma GCC pop_options): Document new pragma.
1383 (#pragma GCC reset_options): Document new pragma.
1385 * targhooks.c (default_target_option_valid_attribute_p): Add
1386 warning about port not supporting target attributes.
1387 (default_target_option_pragma_parse): New function, warn about
1388 #pragma GCC target not being supported.
1390 * targhooks.h (default_target_option_pragma_parse): Add
1393 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
1394 TI_CURRENT_OPTION_PRAGMA.
1395 (current_target_pragma): Rename from current_option_pragma.
1397 * target.h: (struct target_option): Delete booleans for changing
1398 the optimization level on hot/cold functions. Change signature of
1399 pragma_parse hook to take a second tree.
1401 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
1403 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
1404 that the declaration is done at global scope.
1406 * langhooks.c (add_builtin_function_common): Move most of the code
1407 from add_builtin_function here, calling the hook passed in.
1408 (add_builtin_function): Call add_builtin_function_common with
1409 standard builtin hook.
1410 (add_builtin_function_ext_scope): New function to add builtins to
1413 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
1415 (add_builtin_function_ext_scope): Add declaration.
1417 * c-pragma.c (handle_pragma_target): Rename from
1418 handle_pragma_option, #pragma GCC option is now #pragma GCC
1419 target. Move warning about port not supporting target options to
1420 default pragma parse hook. Remove push/pop/reset from this
1422 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
1423 (option_stack): Delete static variable.
1424 (optimize_stack): Ditto.
1425 (optons_stack): New stack of saved target and optimization
1427 (handle_pragma_push_options): New function to handle pushing both
1428 target and optimization options.
1429 (handle_pragma_pop_options): New function to handle popping both
1430 target and optimization options.
1431 (handle_pragma_reset_options): New function to handle resetting
1432 both target and optimization options to their initial state.
1433 (init_pragma): Rename handle_pragma_option to
1434 handle_pragma_target. Add support for push_options, pop_options,
1435 and reset_options pragmas.
1437 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
1438 default_target_option_pragma_parse.
1439 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
1440 default_target_option_valid_attribute_p.
1441 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1442 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1443 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
1444 optimization level on hot/cold functions.
1446 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
1447 if the caller and callee have different optimization levels.
1449 * c-common.c (handle_target_attribute): Rename from
1450 handle_option_attribute, attribute((option(...))) is now
1451 attribute((target(...))). Move warning if the port does not
1452 support target attributes to the default hook.
1453 (handle_hot_attribute): Delete code to change the optimization
1454 level of hot functions.
1455 (handle_cold_attribute): Ditto.
1457 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
1458 argument that is the binary tree options to use if there are no
1459 arguments. Call ix86_valid_target_attribute_tree instead of
1460 ix86_valid_option_attribute_tree.
1461 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
1462 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
1463 ix86_pragma_option_parse.
1465 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
1466 Rename from ix86_valid_option_attribute_tree.
1468 * config/i386/i386.c (ix86_add_new_builtins): New function to add
1469 new builtins when the ISA changes.
1470 (ix86_valid_target_attribute_tree): Rename from
1471 ix86_valid_option_attribute_tree. Change callers. If the
1472 function specified optimization options, use those as the starting
1473 point before setting up the target attributes. If the
1474 optimization options were changed in the course of setting the
1475 target attributes, record the new optimization options.
1476 (ix86_valid_target_attribute_tree_inner_p): Rename from
1477 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
1478 ix86_add_new_builtins if the ISA changed.
1479 (ix86_valid_target_attribute_p): Rename from
1480 ix86_valid_option_attribute_p. Change callers.
1481 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
1482 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
1483 as delayed builtin functions.
1484 (struct builtin_isa): New structure to record builtin functions
1485 that should be delayed until the ISA for that function is used.
1486 (ix86_builtins_isa): Change from int to struct to track builtin
1487 functions we want to declare at some point.
1488 (def_builtin): If the front end can delay defining the builtin
1489 functions, don't create builtins for ISAs not part of the default
1491 (def_builtin_const): Ditto.
1492 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
1493 __builtin_ia32_pcmov_v2di to be different builtin functions.
1494 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
1495 a structure instead of an int.
1496 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
1497 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
1498 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1499 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1501 * config/ia64/ia64.h
1502 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1503 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1505 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
1506 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
1507 (LANG_HOOKS_INITIALIZER): Add
1508 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
1510 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
1513 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
1514 the reload address with the index register for SFmode
1515 access with a displacement.
1517 2008-08-30 Jan Hubicka <jh@suse.cz>
1519 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
1520 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
1521 * dojump.c (do_jump): Likewise.
1522 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
1523 (note-if_info): Add BRANCH_COST.
1524 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
1525 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
1526 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
1528 * expr.h (BRANCH_COST): Update default.
1529 * predict.c (predictable_edge_p): New function.
1530 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
1531 Update BRANCH_COST call.
1532 * basic-block.h (predictable_edge_p): Declare.
1533 * config/alpha/alpha.h (BRANCH_COST): Update.
1534 * config/frv/frv.h (BRANCH_COST): Update.
1535 * config/s390/s390.h (BRANCH_COST): Update.
1536 * config/spu/spu.h (BRANCH_COST): Update.
1537 * config/sparc/sparc.h (BRANCH_COST): Update.
1538 * config/m32r/m32r.h (BRANCH_COST): Update.
1539 * config/i386/i386.h (BRANCH_COST): Update.
1540 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
1541 * config/sh/sh.h (BRANCH_COST): Update.
1542 * config/pdp11/pdp11.h (BRANCH_COST): Update.
1543 * config/avr/avr.h (BRANCH_COST): Update.
1544 * config/crx/crx.h (BRANCH_COST): Update.
1545 * config/xtensa/xtensa.h (BRANCH_COST): Update.
1546 * config/stormy16/stormy16.h (BRANCH_COST): Update.
1547 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
1548 * config/iq2000/iq2000.h (BRANCH_COST): Update.
1549 * config/ia64/ia64.h (BRANCH_COST): Update.
1550 * config/rs6000/rs6000.h (BRANCH_COST): Update.
1551 * config/arc/arc.h (BRANCH_COST): Update.
1552 * config/score/score.h (BRANCH_COST): Update.
1553 * config/arm/arm.h (BRANCH_COST): Update.
1554 * config/pa/pa.h (BRANCH_COST): Update.
1555 * config/mips/mips.h (BRANCH_COST): Update.
1556 * config/vax/vax.h (BRANCH_COST): Update.
1557 * config/h8300/h8300.h (BRANCH_COST): Update.
1558 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
1559 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
1560 * doc/tm.texi (BRANCH_COST): Update.
1562 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
1565 * config/arm/arm.c (arm_optimization_options): Set
1566 flag_section_anchors to 2 instead of 1 to distinguish it from
1567 -fsection-anchors given explicitely on the command line.
1569 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
1571 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
1572 final insn of a split.
1574 2008-08-30 Jan Hubicka <jh@suse.cz>
1576 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
1577 optimized for speed.
1578 * final.c (compute_alignments): Use optimize_bb_for_size_p.
1579 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
1580 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
1581 flag_gcse_after_reload_set): New static vars.
1582 (common_handle_option): Enable those flags for profile-use.
1583 (decode_options): Remove optimize_size flags that are handled
1584 on higher granuality.
1585 * tree-vectorizer.c (vectorize_loops): Use
1586 optimize_loop_nest_for_speed_p.
1587 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
1588 * tree-predcom.c (tree_predictive_commoning): Use
1589 optimize_loop_for_speed_p.
1590 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
1591 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
1592 * predict.c (optimize_loop_for_speed_p): Fix walk.
1594 2008-08-30 Jan Hubicka <jh@suse.cz>
1596 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
1598 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
1599 profile presence locally.
1601 2008-08-29 Joseph Myers <joseph@codesourcery.com>
1604 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
1605 versions before 4.0.
1607 2008-08-29 Jan Hubicka <jh@suse.cz>
1609 * tree-inline.c (insert_init_stmt): Insert sequence even when
1612 2008-08-29 Jeff Law <law@redhat.com>
1614 * mn10300.c (mn10300_secondary_reload_class): We need secondary
1615 reloads for AM33-2 if IN is a pseudo with an equivalent memory
1616 location and class is an FP register.
1618 2008-08-29 Jan Hubicka <jh@suse.cz>
1620 * see.c (see_merge_one_def_extension): Silence used uninitialized
1622 * matrix-reorg.c (check_allocation_function): Likewise.
1623 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
1625 2008-08-29 Jakub Jelinek <jakub@redhat.com>
1628 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
1629 compute new & and | in type rather than TREE_TYPE (arg0).
1631 * dwarf2out.c (fortran_common): Update comment.
1632 (gen_variable_die): Swap com_die and var_die variables in Fortran
1633 COMMON block handling code.
1635 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
1637 * dwarf2out.c (gen_const_die): New function.
1638 (size_of_die, value_format, output_die): Output larger
1639 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
1640 (native_encode_initializer): New function.
1641 (tree_add_const_value_attribute): Call it.
1642 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
1644 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
1645 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
1646 TREE_THIS_VOLATILE to add_type_attribute.
1648 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
1650 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
1653 * dwarf2out.c (loc_by_reference): New function.
1654 (add_location_or_const_value_attribute): Use it.
1657 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
1658 as DW_TAG_variable children of DW_TAG_common_block rather than
1659 DW_TAG_member children. Put DW_AT_external to individual
1660 DW_TAG_variable DIEs, not to DW_TAG_common_block.
1662 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
1663 loc_descriptor_from_tree_1.
1667 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
1668 arguments to imported_module_or_decl.
1669 (debug_nothing_tree_tree): Removed.
1670 (debug_nothing_tree_tree_tree_bool): New prototype.
1671 * debug.c (do_nothing_debug_hooks): Adjust.
1672 (debug_nothing_tree_tree): Removed.
1673 (debug_nothing_tree_tree_tree_bool): New function.
1674 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
1675 (gen_variable_die): Put all common vars for the
1676 same COMMON block under one DW_TAG_common_block.
1677 (declare_in_namespace): Return new context_die, for Fortran
1678 return the module DIE instead of adding extra declarations into
1680 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
1681 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
1682 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
1684 (dwarf2out_global_decl): Don't skip Fortran global vars.
1685 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
1686 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
1687 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
1688 DW_TAG_imported_declaration as child of previous
1689 DW_TAG_imported_module.
1690 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
1691 * sdbout.c (sdb_debug_hooks): Likewise.
1692 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
1694 2008-08-29 Jan Hubicka <jh@suse.cz>
1696 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
1698 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
1699 * ipa-cp.c (n_cloning_candidates): New static variable.
1700 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
1701 (ipcp_print_all_lattices): Improve debug output.
1702 (ipcp_cloning_candidate_p): New function.
1703 (ipcp_initialize_node_lattices): Use it.
1704 (ipcp_init_stage): Do only analyzis here; prettier debug output.
1705 (ipcp_propagate_stage): Prettier debug output.
1706 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
1707 (ipcp_print_all_structures): Remove.
1708 (ipcp_need_redirect_p): Test !n_cloning_candidates.
1709 (ipcp_insert_stage): Prettier debug output; call
1710 cgraph_remove_unreachable_nodes before propagating.
1711 (pass_ipa_cp): Schedule function removal pass.
1712 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
1714 (cgraph_maybe_hot_edge_p): Move to ...
1715 * predict.c (cgraph_maybe_hot_edge_p) ... here.
1716 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
1717 (common_handle_option): Set them; enable ipa-cp when profiling.
1718 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
1719 (ipa_print_all_jump_functions): Likewise.
1720 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
1721 (ipa_print_node_params, ipa_print_all_params): New.
1722 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
1723 ipa_print_all_param_flags): Remove.
1724 (ipa_print_node_params, ipa_print_all_params): New.
1726 2008-08-29 Bob Wilson <bob.wilson@acm.org>
1728 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
1729 change from 2008-04-03.
1730 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
1732 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1736 * ira-color.c (push_allocnos_to_stack): Truncate
1737 removed_splay_allocno_vec.
1739 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
1742 * ira-color (ira_fast_allocation): Don't assign hard registers to
1745 2008-08-29 Jan Hubicka <jh@suse.cz>
1748 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
1749 for cold internal loops.
1751 2008-08-29 Richard Guenther <rguenther@suse.de>
1753 * tree-ssa-structalias.c (create_variable_info_for): Do not
1754 create fields for heap vars or vars with a noalias state.
1755 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
1758 2008-08-29 Richard Guenther <rguenther@suse.de>
1760 * common.opt (ftree-store-ccp): Mark as preserved for
1761 backward compatibility.
1762 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
1763 * tree-pass.h (pass_store_ccp): Remove.
1764 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
1765 (first_vdef): Remove declaration.
1766 (get_value_loaded_by): Likewise.
1767 * tree-ssa-ccp.c (do_store_ccp): Remove.
1768 (get_default_value): Simplify as do_store_ccp is always false
1769 now. Do not initialize mem_ref.
1770 (set_value_varying): Likewise.
1771 (canonicalize_float_value): Likewise.
1772 (set_lattice_value): Likewise.
1773 (likely_value): Likewise.
1774 (surely_varying_stmt_p): Likewise.
1775 (ccp_initialize): Likewise.
1776 (ccp_lattice_meet): Likewise.
1777 (ccp_visit_phi_node): Likewise.
1778 (ccp_fold): Likewise.
1779 (evaluate_stmt): Likewise.
1780 (visit_assignment): Likewise.
1781 (ccp_visit_stmt): Likewise.
1782 (execute_ssa_ccp): Fold into ...
1783 (do_ssa_ccp): ... this.
1784 (do_ssa_store_ccp): Remove.
1785 (gate_store_ccp): Likewise.
1786 (pass_store_ccp): Likewise.
1787 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
1789 * tree-ssa-propagate.c (first_vdef): Remove.
1790 (get_value_loaded_by): Likewise.
1791 (replace_vuses_in): Likewise.
1792 (substitute_and_fold): Do not call replace_vuses_in.
1793 * opts.c (decode_options): Do not set flag_tree_store_ccp.
1795 2008-08-29 Richard Guenther <rguenther@suse.de>
1798 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
1799 PARAM_NOALIAS tags with is_heapvar.
1800 * tree-ssa-operands.c (access_can_touch_variable): Offset
1801 based tests do not apply for heapvars. Fix offset test.
1803 2008-08-29 Jan Hubicka <jh@suse.cz>
1805 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
1806 (-fipa-cp-clone): Enabled by default at -O3.
1807 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
1808 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
1810 2008-08-29 Jan Hubicka <jh@suse.cz>
1812 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
1814 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
1816 * gimple.c (giple_copy_call_skip_args): New function.
1817 (giple_copy_call_skip_args): Declare.
1819 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
1820 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
1821 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
1822 (ipcp_create_replace_map): Improve debug output.
1823 (ipcp_need_redirect_p): Return false when not clonning.
1824 (ipcp_update_callgraph): Skip args.
1825 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
1827 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
1828 (save_inline_function_body): Update call of tree_function_versioning.
1829 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
1830 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
1831 (tree_function_versioning): Likewise.
1832 * tree-inline.h (tree_function_versioning): Update prototype.
1834 2008-08-29 Jan Hubicka <jh@suse.cz>
1836 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
1837 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
1838 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
1839 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
1840 * value-prof.c (gimple_divmod_fixed_value_transform,
1841 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
1842 gimple_stringops_transform): Use optimize_bb_for_size_p.
1843 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
1844 * final.c (compute_alignments): Use optimize_function_for_size_p.
1845 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
1846 (fold_builtin_strcpy, fold_builtin_fputs): Use
1847 optimize_function_for_size_p.
1848 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
1849 * recog.c (relax_delay_slots): Likewise.
1850 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
1851 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
1852 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
1853 optimize_function_for_size_p.
1854 (cgraph_decide_inlining_of_small_function): Use
1855 optimize_function_for_size_p.
1856 * global.c (find_reg): Use optimize_function_for_size_p.
1857 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
1858 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
1859 flag_prefetch_loop_arrays. Those can work it out from profile.
1860 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
1861 optimize_loop_for_speed_p.
1862 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
1864 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
1865 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
1866 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
1867 * local-alloc.c (block_alloc): Pass BB pointer.
1868 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
1869 * gcse.c (gcse_main): Use optimize_function_for_size_p.
1870 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
1871 (decide_peel_completely): Likewise.
1872 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
1873 optimize_loop_for_size_p.
1874 (vect_enhance_data_refs_alignment): Likewise.
1875 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
1876 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
1877 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
1878 (try_crossjump_bb): Use optimize_bb_for_size_p.
1879 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
1880 optimize_loop_for_speed_p.
1881 * bb-reorder.c (find_traces_1_round): Likewise.
1882 (copy_bb): Use optimize_bb_for_speed_p.
1883 (duplicate_computed_gotos): Likewise.
1884 * basic-block.h (optimize_loop_nest_for_size_p,
1885 optimize_loop_nest_for_speed_p): New.
1886 * stmt.c (expand_case): Use optimize_insn_for_size_p.
1888 2008-08-29 Tristan Gingold <gingold@adacore.com>
1890 * gcov.c (main): Call expandargv.
1892 2008-08-29 Jan Hubicka <jh@suse.cz>
1894 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
1896 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1898 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
1899 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
1901 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
1903 2008-08-29 Jan Hubicka <jh@suse.cz>
1905 * tree-pass.h (pass_strip_predict_hints): Declare.
1906 * predict.c (strip_builtin_expect): Rename to ...
1907 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
1908 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
1909 (tree_estimate_probability): Do not strip builtin_expect.
1910 (pass_strip_predict_hints): New pass.
1911 * tree-inline.c (expand_call_inline): When inlining cold function, predict
1913 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
1915 2008-08-29 Richard Guenther <rguenther@suse.de>
1917 PR tree-optimization/37207
1918 * tree-vrp.c (extract_range_from_binary_expr): Also try
1919 to constant fold if only one of the operands is a constant.
1921 2008-08-29 Nick Clifton <nickc@redhat.com>
1923 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
1924 the same way as SYMBOL_REFs.
1926 2008-08-28 Bob Wilson <bob.wilson@acm.org>
1928 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
1930 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1932 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
1933 * config/mips/mips.md (branch_likely): Remove const. Fix
1935 (define_delay for type "branch"): Change to only apply for branch
1936 with likely variant.
1937 (define_delay for type "branch" and "branch_likely" no). New delay
1939 (equality_op): New code iterator.
1940 (bbv, bbinv): New code attributes.
1941 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
1944 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1945 Andrew Pinski <pinskia@gcc.gnu.org>
1948 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
1950 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
1952 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
1953 rule that a symbolic constant must be defined and >= 0 for the
1954 corresponding facility to be present at compile-time.
1955 * gthr-posix.c: Likewise.
1957 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
1959 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
1960 * config/mips/mips.md (D): New mode attribute.
1961 (mulsi3, muldi3): Merge it into ...
1962 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
1964 (muldi3_mul3): New pattern.
1965 (mulsi3_mult3): Rename to mulsi3_mul3.
1967 2008-08-28 Jan Hubicka <jh@suse.cz>
1969 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
1971 * predict.c (always_optimize_for_size_p): Rename to ...
1972 (optimize_function_for_size): ... this one; make extern.
1973 (optimize_function_for_speed_p): New.
1974 (optimize_bb_for_size_p, optimize_bb_for_size_p,
1975 optimize_edge_for_size_p,optimize_edge_for_size_p,
1976 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
1977 * basic-block.h (optimize_function_for_size_p,
1978 optimize_function_for_speed_p): Declare.
1979 * i386.md (optimize_size checks): Replace them by appropriate
1981 (standard_80387_constant_p, ix86_compute_frame_layout,
1982 ix86_expand_epilogue, ix86_decompose_address,
1983 print_operand, emit_i387_cw_initialization,
1984 inline_memory_move_cost, ix86_pad_returns,
1985 ix86_reorg): Replace optimize_size checks.
1987 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
1989 * rtl.h (simplify_subreg_regno): Declare.
1990 * rtlanal.c (simplify_subreg_regno): New function, split out from...
1991 * simplify-rtx.c (simplify_subreg): ...here.
1992 * reload.c (find_reloads): Use simplify_subreg_regno instead of
1993 subreg_offset_representable_p.
1995 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1998 * c-typeck.c (convert_for_assignment): Give a note describing what
1999 was passed and what was expected.
2001 2008-08-28 Joey Ye <joey.ye@intel.com>
2003 * doc/extend.texi: Document AVX built-in functions.
2004 * doc/invoke.texi: Document -mavx.
2006 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
2007 Joey Ye <joey.ye@intel.com>
2008 Xuepeng Guo <xuepeng.guo@intel.com>
2010 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
2012 * config/i386/cpuid.h (bit_FMA): New.
2013 (bit_XSAVE): Likewise.
2014 (bit_OSXSAVE): Likewise.
2015 (bit_AVX): Likewise.
2017 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
2018 define. Use ASM_OUTPUT_AVX_PREFIX.
2020 * config/i386/gmmintrin.h: New.
2022 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
2023 (OPTION_MASK_ISA_AVX_SET): New.
2024 (OPTION_MASK_ISA_FMA_SET): Likewise.
2025 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
2026 (OPTION_MASK_ISA_FMA_SET): Likewise.
2027 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
2028 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
2029 (pta_flags): Add PTA_AVX and PTA_FMA.
2030 (override_options): Handle PTA_AVX and PTA_FMA.
2031 (init_cumulative_args): Handle warn_avx.
2032 (classify_argument): Return 0 for COImode and OImode. Return
2033 1 and X86_64_AVX_CLASS for 256bit vector types.
2034 (examine_argument): Handle X86_64_AVX_CLASS.
2035 (construct_container): Likewise.
2036 (function_arg_advance_32): Pass OImode and 256bit vector types
2038 (function_arg_advance_64): Take a new argument to indicate if a
2039 parameter is named. Handle 256bit vector types. Return
2040 immediately for unnamed 256bit vector mode parameters.
2041 (function_arg_advance): Updated.
2042 (function_arg_32): Add comments for TImode. Handle OImode
2043 and 256bit vector types.
2044 (function_arg_64): Take a new argument to indicate if a
2045 parameter is named. Handle 256bit vector types. Return NULL
2046 for unnamed 256bit vector mode parameters.
2047 (function_arg): Updated.
2048 (setup_incoming_varargs_64): Support
2049 AVX encoding for *sse_prologue_save_insn.
2050 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
2051 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
2052 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
2053 enabled, otherwise return -3.
2054 (standard_sse_constant_opcode): Handle AVX and 256bit vector
2056 (print_reg): Support AVX registers. Handle 'x' and 't'.
2057 Handle 'd' to duplicate the operand.
2058 (print_operand): Likewise. Also support AVX vector compare
2060 (output_387_binary_op): Support AVX.
2061 (output_fp_compare): Likewise.
2062 (ix86_expand_vector_move_misalign): Likewise.
2063 (ix86_attr_length_vex_default): New.
2064 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2065 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2066 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2067 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2068 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
2069 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2070 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
2071 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
2072 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
2073 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
2074 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
2075 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
2076 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
2077 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
2078 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2079 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
2080 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
2081 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2082 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
2083 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
2084 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2085 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2086 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2087 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
2088 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
2089 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
2090 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
2091 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2092 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
2093 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
2094 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
2095 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
2096 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
2097 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2098 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2099 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2100 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
2101 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
2102 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
2103 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
2104 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
2105 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
2106 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
2107 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
2108 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
2109 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
2110 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2111 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2112 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2113 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2114 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2115 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2116 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2117 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2118 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2119 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2120 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2121 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2122 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2123 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2124 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2125 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2126 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2127 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
2128 and IX86_BUILTIN_MOVMSKPS256,
2129 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
2130 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
2131 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
2132 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
2133 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
2134 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
2135 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
2136 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
2137 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
2138 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
2139 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
2140 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
2141 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
2142 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
2143 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
2144 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
2145 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
2146 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
2147 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
2148 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
2149 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
2150 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
2151 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
2152 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
2153 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
2154 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
2155 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
2156 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
2157 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2158 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2159 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
2160 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
2161 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
2162 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
2163 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
2164 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
2165 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
2166 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
2167 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2168 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2169 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2170 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2171 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
2172 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
2173 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
2174 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
2175 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
2176 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
2177 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
2178 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
2179 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
2180 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
2181 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2182 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
2183 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2184 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
2185 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2186 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2188 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
2189 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
2190 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
2191 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2192 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2193 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2194 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
2195 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2196 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
2197 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2198 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
2199 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2200 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
2201 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
2202 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
2203 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
2204 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2205 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2206 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2207 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2208 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2209 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2210 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2211 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2212 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2213 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2214 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2215 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2216 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2217 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2218 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2219 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2220 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2221 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
2222 IX86_BUILTIN_MOVMSKPS256.
2223 (ix86_init_mmx_sse_builtins): Support AVX builtins.
2224 (ix86_expand_args_builtin): Likewise.
2225 (ix86_expand_special_args_builtin): Likewise.
2226 (ix86_hard_regno_mode_ok): Handle AVX modes.
2227 (ix86_expand_vector_init_duplicate): Likewise.
2228 (ix86_expand_vector_init_one_nonzero): Likewise.
2229 (ix86_expand_vector_init_one_var): Likewise.
2230 (ix86_expand_vector_init_concat): Likewise.
2231 (ix86_expand_vector_init_general): Likewise.
2232 (ix86_expand_vector_set): Likewise.
2233 (ix86_vector_mode_supported_p): Likewise.
2234 (x86_extended_reg_mentioned_p): Check INSN_P before using
2237 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
2238 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
2240 * config/i386/i386.h (TARGET_AVX): New.
2241 (TARGET_FMA): Likewise.
2242 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
2243 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
2244 (VALID_AVX256_REG_MODE): New.
2245 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2246 (AVX_FLOAT_MODE_P): Likewise.
2247 (AVX128_VEC_FLOAT_MODE_P): Likewise.
2248 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2249 (AVX_VEC_FLOAT_MODE_P): Likewise.
2250 (ASM_OUTPUT_AVX_PREFIX): Likewise.
2251 (ASM_OUTPUT_OPCODE): Likewise.
2252 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
2254 (SSE_REG_MODE_P): Allow 256bit vector modes.
2255 (ix86_args): Add a warn_avx field.
2257 * config/i386/i386.md (UNSPEC_PCMP): New.
2258 (UNSPEC_VPERMIL): Likewise.
2259 (UNSPEC_VPERMIL2): Likewise.
2260 (UNSPEC_VPERMIL2F128): Likewise.
2261 (UNSPEC_MASKLOAD): Likewise.
2262 (UNSPEC_MASKSTORE): Likewise.
2263 (UNSPEC_CAST): Likewise.
2264 (UNSPEC_VTESTP): Likewise.
2265 (UNSPECV_VZEROALL): Likewise.
2266 (UNSPECV_VZEROUPPER): Likewise.
2267 (XMM0_REG): Likewise.
2268 (XMM1_REG): Likewise.
2269 (XMM2_REG): Likewise.
2270 (XMM3_REG): Likewise.
2271 (XMM4_REG): Likewise.
2272 (XMM5_REG): Likewise.
2273 (XMM6_REG): Likewise.
2274 (XMM8_REG): Likewise.
2275 (XMM9_REG): Likewise.
2276 (XMM10_REG): Likewise.
2277 (XMM11_REG): Likewise.
2278 (XMM12_REG): Likewise.
2279 (XMM13_REG): Likewise.
2280 (XMM14_REG): Likewise.
2281 (XMM15_REG): Likewise.
2283 (prefix_vex_imm8): Likewise.
2284 (prefix_vex_w): Likewise.
2285 (length_vex): Likewise.
2288 (*avx_ashlti3): Likewise.
2289 (*avx_lshrti3): Likewise.
2290 (*avx_setcc<mode>): Likewise.
2291 (*fop_<mode>_comm_mixed_avx): Likewise.
2292 (*fop_<mode>_comm_avx): Likewise.
2293 (*fop_<mode>_1_mixed_avx): Likewise.
2294 (*fop_<mode>_1_avx): Likewise.
2295 (*avx_<code><mode>3): Likewise.
2296 (*avx_ieee_smin<mode>3): Likewise.
2297 (*avx_ieee_smax<mode>3): Likewise.
2298 (mode): Add OI, V8SF and V4DF.
2299 (length): Support VEX prefix.
2300 (*cmpfp_i_mixed): Set prefix attribute.
2301 (*cmpfp_i_sse): Likewise.
2302 (*cmpfp_iu_mixed): Likewise.
2303 (*cmpfp_iu_sse): Likewise.
2304 (*movsi_1): Support AVX.
2305 (*movdi_2): Likewise.
2306 (*movdi_1_rex64): Likewise.
2307 (*movti_internal): Likewise.
2308 (*movti_rex64): Likewise.
2309 (*movsf_1): Likewise.
2310 (*movdf_nointeger): Likewise.
2311 (*movdf_integer_rex64): Likewise.
2312 (*movtf_internal): Likewise.
2313 (zero_extendsidi2_32): Likewise.
2314 (zero_extendsidi2_rex64): Likewise.
2315 (*extendsfdf2_mixed): Likewise.
2316 (*extendsfdf2_sse): Likewise.
2317 (*truncdfsf_fast_mixed): Likewise.
2318 (*truncdfsf_fast_sse): Likewise.
2319 (*truncdfsf_mixed): Likewise.
2320 (fix_trunc<mode>di_sse): Likewise.
2321 (fix_trunc<mode>si_sse): Likewise.
2322 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
2323 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
2324 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
2325 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
2326 (*rcpsf2_sse): Likewise.
2327 (*rsqrtsf2_sse): Likewise.
2328 (*sqrt<mode>2_sse): Likewise.
2329 (sse4_1_round<mode>2): Likewise.
2330 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
2331 Support AVX. Set length attribute properly for AVX.
2333 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
2334 (VECTOR_MODES (FLOAT, 32)): Likewise.
2335 (VECTOR_MODE (INT, DI, 8)): Likewise.
2336 (VECTOR_MODE (INT, HI, 32)): Likewise.
2337 (VECTOR_MODE (INT, QI, 64)): Likewise.
2338 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
2339 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
2340 (VECTOR_MODE (INT, DI, 4)): Removed.
2341 (VECTOR_MODE (INT, SI, 8)): Likewise.
2342 (VECTOR_MODE (INT, HI, 16)): Likewise.
2343 (VECTOR_MODE (INT, QI, 32)): Likewise.
2344 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
2345 (INT_MODE (OI, 32)): Likewise.
2347 * config/i386/i386.opt (mavx): New.
2350 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
2352 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
2353 (*mov<mode>_internal_avx): New.
2354 (*movv2sf_internal_rex64_avx): Likewise.
2355 (*movv2sf_internal_avx): Likewise.
2357 * config/i386/predicates.md (const_4_to_5_operand): New.
2358 (const_6_to_7_operand): Likewise.
2359 (const_8_to_11_operand): Likewise.
2360 (const_12_to_15_operand): Likewise.
2361 (avx_comparison_float_operator): Likewise.
2363 * config/i386/sse.md (AVX256MODEI): New.
2364 (AVX256MODE): Likewise.
2365 (AVXMODEQI): Likewise.
2366 (AVXMODE): Likewise.
2367 (AVX256MODEF2P): Likewise.
2368 (AVX256MODE2P): Likewise.
2369 (AVX256MODE4P): Likewise.
2370 (AVX256MODE8P): Likewise.
2371 (AVXMODEF2P): Likewise.
2372 (AVXMODEF4P): Likewise.
2373 (AVXMODEDCVTDQ2PS): Likewise.
2374 (AVXMODEDCVTPS2DQ): Likewise.
2375 (avxvecmode): Likewise.
2376 (avxvecpsmode): Likewise.
2377 (avxhalfvecmode): Likewise.
2378 (avxscalarmode): Likewise.
2379 (avxcvtvecmode): Likewise.
2380 (avxpermvecmode): Likewise.
2381 (avxmodesuffixf2c): Likewise.
2382 (avxmodesuffixp): Likewise.
2383 (avxmodesuffixs): Likewise.
2384 (avxmodesuffix): Likewise.
2385 (vpermilbits): Likewise.
2386 (pinsrbits): Likewise.
2387 (mov<mode>): Likewise.
2388 (*mov<mode>_internal): Likewise.
2389 (push<mode>1): Likewise.
2390 (movmisalign<mode>): Likewise.
2391 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2392 (avx_movdqu<avxmodesuffix>): Likewise.
2393 (avx_lddqu<avxmodesuffix>): Likewise.
2394 (<plusminus_insn><mode>3): Likewise.
2395 (*avx_<plusminus_insn><mode>3): Likewise.
2396 (*avx_vm<plusminus_insn><mode>3): Likewise.
2397 (mul<mode>3): Likewise.
2398 (*avx_mul<mode>3): Likewise.
2399 (*avx_vmmul<mode>3): Likewise.
2400 (divv8sf3): Likewise.
2401 (divv4df3): Likewise.
2402 (avx_div<mode>3): Likewise.
2403 (*avx_div<mode>3): Likewise.
2404 (*avx_vmdiv<mode>3): Likewise.
2405 (avx_rcpv8sf2): Likewise.
2406 (*avx_vmrcpv4sf2): Likewise.
2407 (sqrtv8sf2): Likewise.
2408 (avx_sqrtv8sf2): Likewise.
2409 (*avx_vmsqrt<mode>2): Likewise.
2410 (rsqrtv8sf2): Likewise.
2411 (avx_rsqrtv8sf2): Likewise.
2412 (*avx_vmrsqrtv4sf2): Likewise.
2413 (<code><mode>3): Likewise.
2414 (*avx_<code><mode>3_finite): Likewise.
2415 (*avx_<code><mode>3): Likewise.
2416 (*avx_vm<code><mode>3): Likewise.
2417 (*avx_ieee_smin<mode>3): Likewise.
2418 (*avx_ieee_smax<mode>3): Likewise.
2419 (avx_addsubv8sf3): Likewise.
2420 (avx_addsubv4df3): Likewise.
2421 (*avx_addsubv4sf3): Likewise.
2422 (*avx_addsubv2df3): Likewise.
2423 (avx_h<plusminus_insn>v4df3): Likewise.
2424 (avx_h<plusminus_insn>v8sf3): Likewise.
2425 (*avx_h<plusminus_insn>v4sf3): Likewise.
2426 (*avx_h<plusminus_insn>v2df3): Likewise.
2427 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
2428 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
2429 (*avx_maskcmp<mode>3): Likewise.
2430 (avx_nand<mode>3): Likewise.
2431 (*avx_<code><mode>3): Likewise.
2432 (*avx_nand<mode>3): Likewise.
2433 (*avx_<code><mode>3): Likewise.
2434 (*avx_cvtsi2ss): Likewise.
2435 (*avx_cvtsi2ssq): Likewise.
2436 (*avx_cvtsi2sd): Likewise.
2437 (*avx_cvtsi2sdq): Likewise.
2438 (*avx_cvtsd2ss): Likewise.
2439 (avx_cvtss2sd): Likewise.
2440 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
2441 (avx_cvtps2dq<avxmodesuffix>): Likewise.
2442 (avx_cvttps2dq<avxmodesuffix>): Likewise.
2443 (*avx_cvtsi2sd): Likewise.
2444 (*avx_cvtsi2sdq): Likewise.
2445 (avx_cvtdq2pd256): Likewise.
2446 (avx_cvtpd2dq256): Likewise.
2447 (avx_cvttpd2dq256): Likewise.
2448 (*avx_cvtsd2ss): Likewise.
2449 (*avx_cvtss2sd): Likewise.
2450 (avx_cvtpd2ps256): Likewise.
2451 (avx_cvtps2pd256): Likewise.
2452 (*avx_movhlps): Likewise.
2453 (*avx_movlhps): Likewise.
2454 (avx_unpckhps256): Likewise.
2455 (*avx_unpckhps): Likewise.
2456 (avx_unpcklps256): Likewise.
2457 (*avx_unpcklps): Likewise.
2458 (avx_movshdup256): Likewise.
2459 (avx_movsldup256): Likewise.
2460 (avx_shufps256): Likewise.
2461 (avx_shufps256_1): Likewise.
2462 (*avx_shufps_<mode>): Likewise.
2463 (*avx_loadhps): Likewise.
2464 (*avx_storelps): Likewise.
2465 (*avx_loadlps): Likewise.
2466 (*avx_movss): Likewise.
2467 (*vec_dupv4sf_avx): Likewise.
2468 (*vec_concatv2sf_avx): Likewise.
2469 (*vec_concatv4sf_avx): Likewise.
2470 (*vec_setv4sf_0_avx): Likewise.
2471 (*vec_setv4sf_avx): Likewise.
2472 (*avx_insertps): Likewise.
2473 (avx_vextractf128<mode>): Likewise.
2474 (vec_extract_lo_<mode>): Likewise.
2475 (vec_extract_hi_<mode>): Likewise.
2476 (vec_extract_lo_<mode>): Likewise.
2477 (vec_extract_hi_<mode>): Likewise.
2478 (vec_extract_lo_v16hi): Likewise.
2479 (vec_extract_hi_v16hi): Likewise.
2480 (vec_extract_lo_v32qi): Likewise.
2481 (vec_extract_hi_v32qi): Likewise.
2482 (avx_unpckhpd256): Likewise.
2483 (*avx_unpckhpd): Likewise.
2484 (avx_movddup256): Likewise.
2485 (*avx_movddup): Likewise.
2486 (avx_unpcklpd256): Likewise.
2487 (*avx_unpcklpd): Likewise.
2488 (avx_shufpd256): Likewise.
2489 (avx_shufpd256_1): Likewise.
2490 (*avx_punpckhqdq): Likewise.
2491 (*avx_punpcklqdq): Likewise.
2492 (*avx_shufpd_<mode>): Likewise.
2493 (*avx_storehpd): Likewise.
2494 (*avx_loadhpd): Likewise.
2495 (*avx_loadlpd): Likewise.
2496 (*avx_movsd): Likewise.
2497 (*vec_concatv2df_avx): Likewise.
2498 (*avx_<plusminus_insn><mode>3): Likewise.
2499 (*avx_<plusminus_insn><mode>3): Likewise.
2500 (*avx_mulv8hi3): Likewise.
2501 (*avxv8hi3_highpart): Likewise.
2502 (*avx_umulv8hi3_highpart): Likewise.
2503 (*avx_umulv2siv2di3): Likewise.
2504 (*avx_mulv2siv2di3): Likewise.
2505 (*avx_pmaddwd): Likewise.
2506 (*avx_mulv4si3): Likewise.
2507 (*avx_ashr<mode>3): Likewise.
2508 (*avx_lshr<mode>3): Likewise.
2509 (*avx_ashl<mode>3): Likewise.
2510 (*avx_<code><mode>3): Likewise.
2511 (*avx_eq<mode>3): Likewise.
2512 (*avx_gt<mode>3): Likewise.
2513 (*avx_nand<mode>3): Likewise.
2514 (*avx_nand<mode>3): Likewise.
2515 (*avx_<code><mode>3): Likewise.
2516 (*avx_<code><mode>3): Likewise.
2517 (*avx_packsswb): Likewise.
2518 (*avx_packssdw): Likewise.
2519 (*avx_packuswb): Likewise.
2520 (*avx_punpckhbw): Likewise.
2521 (*avx_punpcklbw): Likewise.
2522 (*avx_punpckhwd): Likewise.
2523 (*avx_punpcklwd): Likewise.
2524 (*avx_punpckhdq): Likewise.
2525 (*avx_punpckldq): Likewise.
2526 (*avx_pinsr<avxmodesuffixs>): Likewise.
2527 (*avx_pinsrq): Likewise.
2528 (*avx_loadld): Likewise.
2529 (*vec_extractv2di_1_rex64_avx): Likewise.
2530 (*vec_extractv2di_1_avx): Likewise.
2531 (*vec_dupv2di_avx): Likewise.
2532 (*vec_concatv2si_avx): Likewise.
2533 (*vec_concatv4si_1_avx): Likewise.
2534 (*vec_concatv2di_avx): Likewise.
2535 (*vec_concatv2di_rex64_avx): Likewise.
2536 (*avx_uavgv16qi3): Likewise.
2537 (*avx_uavgv8hi3): Likewise.
2538 (*avx_psadbw): Likewise.
2539 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
2540 (*avx_phaddwv8hi3): Likewise.
2541 (*avx_phadddv4si3): Likewise.
2542 (*avx_phaddswv8hi3): Likewise.
2543 (*avx_phsubwv8hi3): Likewise.
2544 (*avx_phsubdv4si3): Likewise.
2545 (*avx_phsubswv8hi3): Likewise.
2546 (*avx_pmaddubsw128): Likewise.
2547 (*avx_pmulhrswv8hi3): Likewise.
2548 (*avx_pshufbv16qi3): Likewise.
2549 (*avx_psign<mode>3): Likewise.
2550 (*avx_palignrti): Likewise.
2551 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2552 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2553 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2554 (*avx_mpsadbw): Likewise.
2555 (*avx_packusdw): Likewise.
2556 (*avx_pblendvb): Likewise.
2557 (*avx_pblendw): Likewise.
2558 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2559 (avx_ptest256): Likewise.
2560 (avx_roundp<avxmodesuffixf2c>256): Likewise.
2561 (*avx_rounds<ssemodesuffixf2c>): Likewise.
2562 (*avx_aesenc): Likewise.
2563 (*avx_aesenclast): Likewise.
2564 (*avx_aesdec): Likewise.
2565 (*avx_aesdeclast): Likewise.
2566 (avx_vzeroupper): Likewise.
2567 (avx_vzeroupper_rex64): Likewise.
2568 (avx_vpermil<mode>): Likewise.
2569 (avx_vpermilvar<mode>3): Likewise.
2570 (avx_vpermil2<mode>3): Likewise.
2571 (avx_vperm2f128<mode>3): Likewise.
2572 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2573 (avx_vbroadcastss256): Likewise.
2574 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
2575 (avx_vinsertf128<mode>): Likewise.
2576 (vec_set_lo_<mode>): Likewise.
2577 (vec_set_hi_<mode>): Likewise.
2578 (vec_set_lo_<mode>): Likewise.
2579 (vec_set_hi_<mode>): Likewise.
2580 (vec_set_lo_v16hi): Likewise.
2581 (vec_set_hi_v16hi): Likewise.
2582 (vec_set_lo_v32qi): Likewise.
2583 (vec_set_hi_v32qi): Likewise.
2584 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2585 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2586 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
2587 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
2588 (vec_init<mode>): Likewise.
2589 (*vec_concat<mode>_avx): Likewise.
2590 (blendbits): Support V8SF and V4DF.
2591 (sse2_movq128): Support AVX.
2592 (<sse>_movnt<mode>): Likewise.
2593 (sse2_movntv2di): Likewise.
2594 (sse_rcpv4sf2): Likewise.
2595 (sse_sqrtv4sf2): Likewise.
2596 (sse_rsqrtv4sf2): Likewise.
2597 (<sse>_comi): Likewise.
2598 (<sse>_ucomi): Likewise.
2599 (sse_cvtss2si): Likewise.
2600 (sse_cvtss2si_2): Likewise.
2601 (sse_cvtss2siq): Likewise.
2602 (sse_cvtss2siq_2): Likewise.
2603 (sse_cvttss2si): Likewise.
2604 (sse_cvttss2siq): Likewise.
2605 (sse2_cvtsd2si): Likewise.
2606 (sse2_cvtsd2si_2): Likewise.
2607 (sse2_cvtsd2siq): Likewise.
2608 (sse2_cvtsd2siq_2): Likewise.
2609 (sse2_cvttsd2si): Likewise.
2610 (sse2_cvttsd2siq): Likewise.
2611 (sse2_cvtdq2pd): Likewise.
2612 (*sse2_cvtpd2dq): Likewise.
2613 (*sse2_cvttpd2dq): Likewise.
2614 (*sse2_cvtpd2ps): Likewise.
2615 (sse2_cvtps2pd): Likewise.
2616 (sse3_movshdup): Likewise.
2617 (sse3_movsldup): Likewise.
2618 (sse_storehps): Likewise.
2619 (*sse4_1_extractps): Likewise.
2620 (sse2_storelpd): Likewise.
2621 (vec_dupv2df_sse3): Likewise.
2622 (*vec_concatv2df_sse3): Likewise.
2623 (*sse4_1_pextrb): Likewise.
2624 (*sse4_1_pextrb_memory): Likewise.
2625 (*sse2_pextrw): Likewise.
2626 (*sse4_1_pextrw_memory): Likewise.
2627 (*sse4_1_pextrd): Likewise.
2628 (*sse4_1_pextrq): Likewise.
2629 (sse2_pshufd_1): Likewise.
2630 (sse2_pshuflw_1): Likewise.
2631 (sse2_pshufhw_1): Likewise.
2632 (*sse2_storeq_rex64): Likewise.
2633 (*vec_dupv4si): Likewise.
2634 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
2635 (sse2_pmovmskb): Likewise.
2636 (*sse2_maskmovdqu): Likewise.
2637 (*sse2_maskmovdqu_rex64): Likewise.
2638 (sse_ldmxcsr): Likewise.
2639 (sse_stmxcsr): Likewise.
2640 (abs<mode>2): Likewise.
2641 (sse4_1_movntdqa): Likewise.
2642 (sse4_1_phminposuw): Likewise.
2643 (sse4_1_extendv8qiv8hi2): Likewise.
2644 (*sse4_1_extendv8qiv8hi2): Likewise.
2645 (sse4_1_extendv4qiv4si2): Likewise.
2646 (*sse4_1_extendv4qiv4si2): Likewise.
2647 (sse4_1_extendv2qiv2di2): Likewise.
2648 (*sse4_1_extendv2qiv2di2): Likewise.
2649 (sse4_1_extendv4hiv4si2): Likewise.
2650 (*sse4_1_extendv4hiv4si2): Likewise.
2651 (sse4_1_extendv2hiv2di2): Likewise.
2652 (*sse4_1_extendv2hiv2di2): Likewise.
2653 (sse4_1_extendv2siv2di2): Likewise.
2654 (*sse4_1_extendv2siv2di2): Likewise.
2655 (sse4_1_zero_extendv8qiv8hi2): Likewise.
2656 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
2657 (sse4_1_zero_extendv4qiv4si2): Likewise.
2658 (*sse4_1_zero_extendv4qiv4si2): Likewise.
2659 (sse4_1_zero_extendv2qiv2di2): Likewise.
2660 (*sse4_1_zero_extendv2qiv2di2): Likewise.
2661 (sse4_1_zero_extendv4hiv4si2): Likewise.
2662 (*sse4_1_zero_extendv4hiv4si2): Likewise.
2663 (sse4_1_zero_extendv2hiv2di2): Likewise.
2664 (*sse4_1_zero_extendv2hiv2di2): Likewise.
2665 (sse4_1_zero_extendv2siv2di2): Likewise.
2666 (*sse4_1_zero_extendv2siv2di2): Likewise.
2667 (sse4_1_ptest): Likewise.
2668 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
2669 (sse4_2_pcmpestri): Likewise.
2670 (sse4_2_pcmpestrm): Likewise.
2671 (sse4_2_pcmpistri): Likewise.
2672 (sse4_2_pcmpistrm): Likewise.
2674 (aeskeygenassist): Likewise.
2676 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
2678 * config/i386/predicates.md (vzeroall_operation): New.
2680 * config/i386/sse.md (avx_vzeroall): New.
2681 (*avx_vzeroall): Likewise.
2683 2008-08-28 Paul Brook <paul@codesourcery.com>
2684 Mark Shinwell <shinwell@codesourcery.com>
2685 Richard Earnshaw <richard.earnshaw@arm.com>
2687 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
2688 (TARGET_MIN_ANCHOR_OFFSET): New.
2689 (arm_override_options): Set correct anchor ranges for Thumb-1
2690 and Thumb-2 if required.
2691 (legitimize_pic_address): Handle case involving a TLS symbol
2692 reference with an addend.
2693 (arm_optimization_options): Enable section anchors at -O1 and
2695 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
2696 * config/arm/arm-protos.h (arm_optimization_options): New.
2698 2008-08-28 Nick Clifton <nickc@redhat.com>
2700 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
2701 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
2704 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
2705 * config/v850/v850.md (return): Remove frame size restriction.
2707 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
2709 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
2711 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
2713 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
2715 2008-08-28 Paul Brook <paul@codesourcery.com>
2717 * config/arm/vfp11.md: Update license notice.
2718 * config/arm/cortex-r4.md: Ditto.
2720 2008-08-28 Richard Guenther <rguenther@suse.de>
2722 PR tree-optimization/37207
2723 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
2726 2008-08-28 Dodji Seketeli <dodji@redhat.com>
2729 * tree.c (int_fits_type_p): Don't forget unsigned integers
2730 of type sizetype which higher end word equals -1.
2732 2008-08-28 Ira Rosen <irar@il.ibm.com>
2734 * target.h (struct vectorize): Add new target builtin.
2735 * tree-vectorizer.c (destroy_loop_vec_info): Call
2736 vect_free_slp_instance instead of vect_free_slp_node.
2737 * tree-vectorizer.h (enum slp_load_perm_type): New.
2738 (struct _slp_instance): Add new fields.
2739 (SLP_INSTANCE_LOAD_PERMUTATION): New.
2740 (SLP_INSTANCE_LOADS): New.
2741 (vect_free_slp_tree): Remove.
2742 (vect_free_slp_instance): Declare.
2743 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
2744 (vectorizable_load): Add argument.
2745 (vect_transform_slp_perm_load): New.
2746 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
2748 (vect_get_place_in_interleaving_chain): New function.
2749 (vect_free_slp_tree): Make static.
2750 (vect_free_slp_instance): New function.
2751 (vect_build_slp_tree): Add new arguments. Allow load permutations and
2752 collect the load location in the interleaving chain.
2753 (vect_supported_slp_permutation_p): New function.
2754 (vect_supported_load_permutation_p): Likewise.
2755 (vect_analyze_slp_instance): In case of loads permutation, call
2756 vect_supported_load_permutation_p to check that the permutation is
2758 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
2759 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
2760 (vect_create_mask_and_perm): New function.
2761 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
2762 (vectorizable_load): Add an argument. Don't keep the created vectors
2763 statements in the node if permutation is required. Call
2764 vect_transform_slp_perm_load to generate the permutation.
2765 (vect_transform_stmt): Add new argument. Call vectorizable_load with
2766 additional argument.
2767 (vect_schedule_slp_instance): In case of loads permutation, allocate
2768 vectorized statements structure for all the related SLP nodes. Call
2769 vect_transform_stmt with addditional argument.
2770 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
2771 * config/spu/spu.c (spu_builtin_vec_perm): New.
2772 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2773 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
2774 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
2775 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
2777 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
2779 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
2780 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
2781 __gthread_cond_signal, __gthread_cond_timedwait,
2782 __gthread_cond_timedwait_recursive): New functions.
2783 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
2785 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
2788 2008-08-28 Richard Guenther <rguenther@suse.de>
2791 * fold-const.c (maybe_canonicalize_comparison_1): Require
2792 undefined overflow only for canonicalizing A +- CST cmp CST.
2793 Make sure to not generate new constants that are not inside
2794 their TYPE_MIN/MAX_VALUE range.
2795 (maybe_canonicalize_comparison): Remove undefined overflow
2797 (fold_binary): Remove now duplicate folding.
2799 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2801 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
2802 use not updated in the last change.
2804 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
2806 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
2807 (IRA_COVER_CLASSES): Add FPUL_REGS.
2809 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2812 * c-common.c (conversion_warning): Check for null operands.
2814 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2817 * c-decl.c (check_for_loop_decls): Improve error message. Give
2820 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2823 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
2824 (convert_for_assignment): Pass corrent OPT_W* parameter to
2825 WARN_FOR_ASSIGNMENT.
2827 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
2830 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
2832 2008-08-27 Paul Brook <paul@codesourcery.com>
2834 * config.gcc: Loosen checks for arm uclinux eabi targets.
2836 2008-08-27 Paul Brook <paul@codesourcery.com>
2838 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
2840 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2842 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
2844 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
2845 the enumerators of an ENUMERAL_TYPE.
2846 * dbxout.c (dbxout_type): Ditto.
2848 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
2851 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
2852 (fwprop_addr): Check that the loop_father is not the outer loop.
2854 2008-08-26 Paul Brook <paul@codesourcery.com>
2856 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
2857 Remove documentation entry for fmul type.
2858 Use fmuls to annotate single-precision multiplication patterns,
2859 fmuld to annotate double-precision multiplication patterns,
2860 fmacs to annotate single-precision multiply-accumulate patterns
2861 and fmacd to annotate double-precision multiply-accumulate patterns.
2862 * config/arm/vfp11.md: Update reservations accordingly.
2863 * config/arm/arm.md: Note that certain values of the "type"
2864 attribute are documented in vfp.md.
2865 * config/arm/arm1020e.md: Remove out of date duplicate comment.
2866 (v10_cvt): Use new fmul types.
2868 2008-08-26 Paul Brook <paul@codesourcery.com>
2870 * config/arm/vfp.md: Move pipeline description for VFP11 to...
2871 * config/arm/vfp11.md: ...here. New.
2872 * config/arm/arm.md: Include vfp11.md.
2874 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
2876 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
2877 parameter to inform call.
2879 2008-08-26 Jeff Law <law@redhat.com>
2881 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
2882 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
2883 preferred class when copying a constant into a partial word register.
2885 2008-08-26 Ben Elliston <bje@au.ibm.com>
2887 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
2888 * cp/typeck.c: Likewise.
2889 * cp/tree.c: Likewise.
2890 * gimple-low.c: Likewise.
2893 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
2895 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
2896 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
2898 * doc/passes.texi: Describe IRA.
2900 * doc/tm.texi (IRA_COVER_CLASSES,
2901 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
2903 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
2904 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
2905 -fira-propagate-cost, -fno-ira-share-save-slots,
2906 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
2908 * flags.h (ira_algorithm): New enumeration.
2909 (flag_ira_algorithm, flag_ira_verbose): New external variable
2912 * postreload.c (gate_handle_postreload): Don't do post reload
2913 optimizations unless the reload is completed.
2915 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
2918 * tree-pass.h (pass_ira): New external variable declaration.
2920 * reload.h: Add 2008 to the Copyright.
2922 * cfgloopanal.c: Include params.h.
2923 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
2926 * params.h (IRA_MAX_LOOPS_NUM): New macro.
2928 * toplev.c (ira.h): New include.
2929 (flag_ira_algorithm, flag_ira_verbose): New external variables.
2930 (backend_init_target): Call ira_init.
2931 (backend_init): Call ira_init_once.
2932 (finalize): Call finish_ira_once.
2934 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
2935 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
2938 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
2939 may_move_out_cost): New external variable declarations.
2940 (move_table): New typedef.
2942 * caller-save.c: Include headers output.h and ira.h.
2943 (no_caller_save_reg_set): New global variable.
2944 (save_slots_num, save_slots): New variables.
2945 (reg_save_code, reg_restore_code, add_stored_regs): Add
2947 (init_caller_save): Set up no_caller_save_reg_set.
2948 (init_save_areas): Reset save_slots_num.
2949 (saved_hard_reg): New structure.
2950 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
2951 (initiate_saved_hard_regs, new_saved_hard_reg,
2952 finish_saved_hard_regs, saved_hard_reg_compare_func): New
2954 (setup_save_areas): Add code for sharing stack slots.
2955 (all_blocks): New variable.
2956 (save_call_clobbered_regs): Process pseudo-register too.
2957 (mark_set_regs): Process pseudo-register too.
2958 (insert_one_insn): Put the insn after bb note in a empty basic
2959 block. Add insn check.
2961 * global.c (eliminable_regset): Make it external.
2962 (mark_elimination): Use DF_LR_IN for IRA.
2963 (pseudo_for_reload_consideration_p): New.
2964 (build_insn_chain): Make it external. Don't ignore spilled
2965 pseudos for IRA. Use pseudo_for_reload_consideration_p.
2966 (gate_handle_global_alloc): New function.
2967 (pass_global_alloc): Add the gate function.
2969 * opts.c (decode_options): Set up flag_ira. Print the warning for
2971 (common_handle_option): Process -fira-algorithm and -fira-verbose.
2973 * timevar.def (TV_IRA, TV_RELOAD): New passes.
2975 * regmove.c (regmove_optimize): Don't do replacement of output for
2978 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
2979 New external variable declarations.
2981 * local-alloc.c (update_equiv_regs): Make it external. Return
2982 true if jump label rebuilding should be done. Rescan new_insn for
2984 (gate_handle_local_alloc): New function.
2985 (pass_local_alloc): Add the gate function.
2987 * alias.c (value_addr_p, stack_addr_p): New functions.
2988 (nonoverlapping_memrefs_p): Use them for IRA.
2990 * common.opt (fira, fira-algorithm, fira-coalesce,
2991 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
2992 fira-verbose): New options.
2994 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
2995 move_cost, may_move_in_cost, may_move_out_cost): Make the
2997 (move_table): Remove typedef.
2998 (init_move_cost): Make it external.
2999 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
3002 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
3003 setup_reg_classes): New function prototypes.
3004 (eliminable_regset): New external variable declaration.
3005 (build_insn_chain, update_equiv_regs): New function prototypes.
3007 * Makefile.in (IRA_INT_H): New definition.
3008 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
3009 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
3010 (reload1.o, toplev.o): Add dependence on ira.h.
3011 (cfgloopanal.o): Add PARAMS_H.
3012 (caller-save.o): Add dependence on output.h and ira.h.
3013 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
3014 ira-emit.o, ira-lives.o): New entries.
3016 * passes.c (pass_ira): New pass.
3018 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
3020 * reload1.c (ira.h): Include the header.
3021 (changed_allocation_pseudos): New bitmap.
3022 (init_reload): Initiate the bitmap.
3023 (compute_use_by_pseudos): Permits spilled registers in FROM.
3024 (temp_pseudo_reg_arr): New variable.
3025 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
3026 IRA. Call alter_reg with the additional parameter. Don't clear
3027 spilled_pseudos for IRA. Restore original insn chain for IRA.
3028 Clear changed_allocation_pseudos at the end of reload.
3029 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
3030 (hard_regno_to_pseudo_regno): New variable.
3031 (count_pseudo): Check spilled pseudos. Set up
3032 hard_regno_to_pseudo_regno.
3033 (count_spilled_pseudo): Check spilled pseudos. Update
3034 hard_regno_to_pseudo_regno.
3035 (find_reg): Use better_spill_reload_regno_p. Check
3036 hard_regno_to_pseudo_regno.
3037 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
3039 (eliminate_regs_1): Use additional parameter for alter_reg.
3040 (finish_spills): Set up pseudo_previous_regs only for spilled
3041 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
3042 more arguments. Don't clear live_throughout and dead_or_set for
3043 spilled pseudos. Use additional parameter for alter_reg. Call
3044 mark_allocation_change. Set up changed_allocation_pseudos.
3045 Remove sanity check.
3046 (emit_input_reload_insns, delete_output_reload): Use additional
3047 parameter for alter_reg. Call mark_allocation_change.
3048 (substitute, gen_reload_chain_without_interm_reg_p): New
3050 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
3052 * testsuite/gcc.dg/20080410-1.c: New file.
3054 * config/s390/s390.h (IRA_COVER_CLASSES,
3055 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
3057 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
3059 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
3061 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
3063 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
3065 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
3067 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
3069 2008-08-24 Jeff Law <law@redhat.com>
3070 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
3071 when ignoring unavailable registers.
3073 2008-08-24 Jeff Law <law@redhat.com>
3074 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
3075 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
3076 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
3077 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
3079 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
3080 * ira-build.c (allocno_range_compare_func): Stabilize sort.
3082 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
3083 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
3084 * reload1.c (find_reg): Process registers in register allocation order.
3086 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3087 * toplev.c (backend_init_target): Move ira_init call from
3089 (lang_dependent_init_target): ...to here.
3091 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3092 * ira.c (setup_class_subset_and_memory_move_costs): Don't
3093 calculate memory move costs for NO_REGS.
3095 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
3096 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
3097 STACK_REGS is defined.
3099 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3100 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
3102 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
3103 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
3105 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
3106 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
3107 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
3110 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
3111 Dorit Nuzman <dorit@il.ibm.com>
3113 * gcc/config/spu/spu.md (vec_extract_evenv4si,
3114 vec_extract_evenv4sf, vec_extract_evenv8hi,
3115 vec_extract_evenv16qi, vec_extract_oddv4si,
3116 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
3117 vec_interleave_highv4sf, vec_interleave_lowv4sf,
3118 vec_interleave_highv4si, vec_interleave_lowv4si,
3119 vec_interleave_highv8hi, vec_interleave_lowv8hi,
3120 vec_interleave_highv16qi, vec_interleave_lowv16qi,
3121 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
3123 2008-08-25 Janis Johnson <janis187@us.ibm.com>
3126 * config/rs6000/rs6000.c (optimization_options): Don't default to
3127 section anchors without toplevel reorder.
3129 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3131 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
3132 (mfc_end_critical_section): Likewise.
3134 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3136 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
3137 all type qualifiers from element type to vector type.
3139 2008-08-25 David Daney <ddaney@avtrex.com>
3141 * config/mips/mips.md (immediate_insn): Move up in file, fix
3142 comment typo, reformat.
3143 (fetchop_bit, atomic_hiqi_op memory_barrier,
3144 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
3145 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
3146 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
3147 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
3148 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
3149 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
3150 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
3151 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
3152 sync_old_nand<mode>, sync_new_nand<mode>,
3153 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
3154 test_and_set_12): Moved to sync.md.
3156 * config/mips/sync.md: New file.
3158 2008-08-25 Richard Henderson <rth@redhat.com>
3160 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
3161 (regsave): Likewise.
3162 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
3163 (output_cfi_directive): Likewise.
3164 (div_data_align): New.
3165 (output_cfi): Use it.
3167 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
3169 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
3170 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
3171 (TARGET_OCTEON): New macro.
3172 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
3173 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
3174 (ISA_HAS_POP): New macro.
3175 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3177 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3179 * config/mips/mips.md (cpu): Add octeon.
3180 (type): Add pop attribute value.
3181 (popcount<mode>2): New pattern.
3182 * doc/invoke.texi (-march=@var{arch}): Add octeon.
3184 2008-08-24 Jan Hubicka <jh@suse.cz>
3186 * doc/invoke.texi (-fipa-cp-clone): New option.
3187 (-fipa-cp): Update docs.
3188 (--param ipcp-unit-growth):New.
3189 * ipa-cp.c: Include fibheap.h, params.h
3190 (ipcp_initialize_node_lattices): When not cloning, all externally
3191 visible functions are bottom.
3192 (ipcp_need_redirect_p): Accept clones.
3193 (ipcp_insert_stage): Use cost driven heuristics.
3194 (max_count, dead_nodes): New static vars.
3195 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
3196 ipcp_const_param_count): New functions.
3197 * common.opt (ipa-cp-clone): New command line option.
3198 * params.def (ipcp-unit-growth): New.
3200 2008-08-24 Jan Hubicka <jh@suse.cz>
3202 * tree-inline.c (tree_function_versioning): Look harder
3203 for referenced vars.
3205 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
3207 PR tree-optimization/37185
3208 * matrix-reorg.c (transform_access_sites): Update changed stmt.
3210 2008-08-23 Jan Hubicka <jh@suse.cz>
3212 * ipa-cp.c (ipcp_analyze_node): New function.
3213 (ipcp_update_cloned_node): Use it.
3214 (ipcp_init_stage): Likewise.
3215 * ipa-inline.c (function_insertion_hook_holder): New static var.
3216 (analyze_function): Break out from ....
3217 (inline_generate_summary): Here; register insertion hook.
3218 (cgraph_decide_inlining): Remove hook.
3219 (add_new_function): New function.
3221 2008-08-23 Jan Hubicka <jh@suse.cz>
3223 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
3225 2008-08-23 Jan Hubicka <jh@suse.cz>
3227 * ipa-cp.c (constant_val_insert): Remove.
3228 (ipcp_propagate_one_const): Remove.
3229 (ipcp_create_replace_map): Always insert replacements to the map.
3230 (ipcp_insert_stage): Do not try to insert statements by hand.
3231 * tree-inline.c (insert_init_stmt): Break out from ...
3232 (setup_one_parameter): ... here; allow NULL BB pointer.
3233 (tree_function_versioning): Use setup_one_parameter to process
3236 2008-08-23 Jan Hubicka <jh@suse.cz>
3238 * tree.c (decl_address_ip_invariant_p): New function.
3239 * tree.h (decl_address_ip_invariant_p): Declare.
3240 * gimple.c (strip_invariant_refs): Break out from ...
3241 (is_gimple_invariant_address): ... here
3242 (is_gimple_ip_invariant_address): New function.
3243 (is_gimple_ip_invariant): New function.
3244 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
3247 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
3248 (ipcp_lat_is_insertable): All constants are insertable.
3249 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
3250 IPA_CONST_VALUE_REF.
3251 (ipcp_initialize_node_lattices): Propagate all types of operands.
3252 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
3253 (ipcp_create_replace_map): Reformat.
3254 (ipcp_need_redirect_p): Simplify.
3255 (ipcp_insert_stage): Check that argument is used before clonning.
3256 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
3257 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
3258 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
3259 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
3260 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
3261 (jump_func_type): Remove IPA_CONST_VALUE_REF.
3262 * tree-inline.c (tree_function_versioning): Add variables referenced by
3265 2008-08-23 Jan Hubicka <jh@suse.cz>
3268 * i386.c (standard_80387_constant_p): Use optimize_size.
3270 2008-08-23 Ira Rosen <irar@il.ibm.com>
3272 PR tree-optimization/37161
3273 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
3274 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
3275 (vect_determine_vectorization_factor): Move the scalar type
3276 retrieval to vect_get_smallest_scalar_type.
3277 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
3278 scalar type. Remove redundant computation.
3279 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
3280 (vect_get_slp_defs): Take the type of RHS into account if
3281 necessary by calling vect_get_smallest_scalar_type. Call
3282 vect_get_constant_vectors with additional argument.
3284 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3287 * doc/invoke.texi (Wwrite-strings): Clarify description.
3289 2008-08-23 Ira Rosen <irar@il.ibm.com>
3291 PR tree-optimization/37174
3292 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
3293 def stmt is a part of the loop before accessing its stmt_vec_info.
3295 2008-08-22 Anatoly Sokolov <aesok@post.ru>
3298 * config/avr/avr.md (UNSPEC_SWAP): New constants.
3299 (*swap): New insn pattern.
3300 (*ashlqi3): Rename from ashlqi3 insn pattern.
3301 (ashlqi3): New expanders.
3302 (*lshrqi3): Rename from lshrqi3 insn pattern.
3303 (lshrqi3): New expanders.
3304 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
3305 lshrqi3_const5, lshrqi3_const6): New splitters.
3306 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
3307 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
3310 2008-08-22 Richard Guenther <rguenther@suse.de>
3312 PR tree-optimization/37078
3313 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
3314 [+INF, +INF] ranges.
3316 2008-08-22 Richard Guenther <rguenther@suse.de>
3318 PR tree-optimization/37143
3319 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
3320 a conversion statement instead of a copy.
3322 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
3325 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
3326 CCCmode, CCOmode and CCSmode destination modes.
3329 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
3330 from different units in a single alternative.
3331 (*vec_extractv2sf_1): Ditto.
3332 (*vec_extractv2si_0): Ditto.
3333 (*vec_extractv2si_1): Ditto.
3334 * config/i386/sse.md (sse2_storehpd): Ditto.
3335 (sse2_storelpd): Ditto.
3336 (sse2_loadhpd): Ditto.
3337 (sse2_loadlpd): Ditto.
3340 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
3341 (popcountsi2): Ditto.
3342 (clzdi2_abm): Ditto.
3343 (popcountdi2): Ditto.
3344 (clzhi2_abm): Ditto.
3345 (popcounthi2): Ditto.
3347 2008-08-22 Richard Guenther <rguenther@suse.de>
3351 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
3352 if the multiplication does not overflow.
3354 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3356 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
3358 2008-08-21 Richard Henderson <rth@redhat.com>
3360 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
3361 spurrious comma from test.
3362 * configure: Rebuild.
3364 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3367 * builtins.c (fold_builtin_next_arg): Add warning about undefined
3370 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3372 * c-tree.h (grokfield): New argument.
3373 * c-decl.c (grokfield): Handle new location argument.
3374 * c-parser.c (c_parser_struct_declaration): Pass location to
3377 2008-08-21 Richard Guenther <rguenther@suse.de>
3379 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
3381 2008-08-21 Jan Hubicka <jh@suse.cz>
3383 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
3384 (cgraph_add_function_insertion_hook,
3385 cgraph_remove_function_insertion_hook,
3386 cgraph_call_function_insertion_hooks): New functions.
3387 * cgraph.h (cgraph_add_function_insertion_hook,
3388 cgraph_remove_function_insertion_hook,
3389 cgraph_call_function_insertion_hooks): Declare.
3390 * ipa-reference.c (function_insertion_hook_holder): New variable.
3391 (check_operand, look_for_address_of): When checking late, do not care
3392 about module bitmaps.
3393 (add_new_function): New function.
3394 (generate_summary): Register hooks; zero module bitmaps.
3395 (propagate): Unregister hooks.
3396 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
3397 (add_new_function): New function.
3398 (generate_summary): Register hook.
3399 (propagate): Remove hook.
3401 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
3403 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
3404 * ipa-cp.c (ipcp_update_cloned_node): New function.
3405 (build_const_val): Handle functions correctly; bring type logic
3406 into sync with tree-inline.c
3407 (ipcp_init_stage): Take care of computing stuff needed by
3408 indirect inlining; update clones.
3409 (ipcp_generate_summary): Break out of ipcp_driver.
3410 (ipcp_driver): Do only execution and transformation.
3411 (pass_ipa_cp): Make IPA_PASS.
3412 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
3414 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
3415 ipcp, some info is already available.
3416 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
3417 * tree-inline.c (remap_ssa_name): Unshare expression.
3419 2008-08-21 Richard Guenther <rguenther@suse.de>
3421 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
3422 a PHI ask VN if it is already available.
3423 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
3424 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
3426 2008-08-21 Richard Guenther <rguenther@suse.de>
3429 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
3430 makes sure to produce a result of the correct type.
3432 2008-08-21 Jan Hubicka <jh@suse.cz>
3433 Backport from LTO branch:
3435 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3436 Jan Hubicka <jh@suse.cz>
3439 (init_state, finish_state, set_function_state, generate_summary):
3441 (scan_stmt): Renamed from scan_function. Changed to keep state in
3442 local static vars rather than cgraph aux field.
3443 (propagate): Renamed from static_execute. Changed to keep state in
3444 local static vars rather than cgraph aux field.
3445 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
3446 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
3448 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3450 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
3451 * ipa-reference.c (init_function_info, generate_summary,
3452 propagate): New functions.
3453 (analyze_function): Call init_function_info.
3454 (static_execute): Stripped into generate_summary and propagate.
3455 (pass_ipa_reference): Made into ipa_opt_pass.
3457 2008-08-21 Richard Guenther <rguenther@suse.de>
3459 PR tree-optimization/37181
3460 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
3462 (extract_range_from_unary_expr): Likewise.
3464 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3466 * diagnostic.c (pedwarn_at): Rename as pedwarn.
3468 * toplev.h (pedwarn_at): Likewise.
3469 * builtins.c: Update all calls to pedwarn.
3470 * c-lex.c: Likewise.
3471 * toplev.c: Likewise.
3472 * c-tree.h: Likewise.
3473 * c-decl.c: Likewise.
3474 * c-errors.c: Likewise.
3475 * c-typeck.c: Likewise.
3476 * c-common.c: Likewise.
3477 * c-parser.c: Likewise.
3479 2008-08-20 Joseph Myers <joseph@codesourcery.com>
3482 * config/sparc/sparc.c (function_arg_slotno): Handle structure
3483 with MODE_VECTOR_INT mode.
3485 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3488 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
3489 initialized outside the current module.
3490 (warn_uninitialized_var): Ignore left-hand side when walking the
3491 trees. Ignore address expressions. Examine VUSE operands in gimple
3492 statements with a variable declaration on the right-hand side.
3494 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
3497 * rtlanal.c (subreg_offset_representable_p): Revert last change.
3499 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3502 * c-common.c (conversion_warning): Do not warn if applying bit-and
3503 operator to unsigned constant that fits in the target type.
3505 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3508 * c-common.c (conversion_warning): Do not warn for artificial
3511 2008-08-20 Richard Guenther <rguenther@suse.de>
3513 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
3514 (extract_range_from_binary_expr): Fall back to constant propagation.
3515 (extract_range_from_unary_expr): Likewise.
3517 2008-08-20 Richard Guenther <rguenther@suse.de>
3519 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
3520 with TREE_THIS_VOLATILE on shared nodes.
3521 (fold_stmt_r): Likewise.
3523 2008-08-20 Jakub Jelinek <jakub@redhat.com>
3526 * c-parser.c (c_parser_attributes): For keywords use canonical
3527 spelling for attr_name.
3529 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3531 * value-prof.c (check_counter): Revert wrong call to error.
3533 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3535 * profile.c: Update calls to inform.
3536 * value-prof.c: Update calls to inform.
3538 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3540 * diagnostic.c (inform): Add an explicit location_t parameter.
3541 * toplev.h (inform): Update declaration.
3542 * builtins.c: Update all calls to inform.
3543 * c-common.c: Likewise.
3544 * c-decl.c: Likewise.
3545 * c-opts.c: Likewise.
3546 * c-pch.c: Likewise.
3547 * c-pragma.c: Likewise.
3548 * c-typeck.c: Likewise.
3549 * coverage.c: Likewise.
3551 * toplev.c: Likewise.
3552 * tree-cfg.c: Likewise.
3553 * tree-ssa.c: Likewise.
3555 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
3558 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
3559 V2DI mode, for SSE4.1, use movq instead of vector set if the
3560 second element is zero and inter-unit moves are OK.
3562 2008-08-20 Richard Guenther <rguenther@suse.de>
3564 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
3565 properly handle conversion/copy chains after tuplification.
3567 2008-08-20 Richard Guenther <rguenther@suse.de>
3569 * passes.c (init_optimization_passes): Move the second
3570 forwprop pass before alias computation. Remove the second
3571 DCE pass. Remove the first dominator and phi copy/const
3574 2008-08-20 Nick Clifton <nickc@redhat.com>
3576 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
3577 support of this feature. Do not assume that a sufficiently new
3578 assembler will support the feature regardless of the target type.
3579 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
3580 * configure: Regenerate.
3582 2008-08-20 Richard Guenther <rguenther@suse.de>
3584 * tree-vrp.c (found_in_subgraph): Remove.
3585 (live): New global static.
3586 (live_on_edge): New function.
3587 (blocks_visited): Remove.
3588 (register_edge_assert_for_2): Use live_on_edge.
3589 (find_conditional_asserts): Remove code dealing with
3590 found_in_subgraph. Do not walk the CFG.
3591 (find_switch_asserts): Likewise.
3592 (find_assert_locations_1): Renamed from find_assert_locations.
3593 Move finding assert locations for conditional and switch
3594 statements first. Update live bitmap. Do not walk the CFG.
3595 (find_assert_locations): New function.
3596 (insert_range_assertions): Remove entry of CFG walk.
3597 Adjust call to find_assert_locations.
3598 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
3599 that only can appear because of fake exit edges but assert we
3600 never try to insert on those.
3601 (fini_pre): Do not remove fake exit edges here...
3602 (execute_pre): ...but here, before committing edge inserts.
3604 2008-08-19 Richard Guenther <rguenther@suse.de>
3606 * passes.c (init_optimization_passes): Exchange store-ccp
3609 2008-08-19 Rafael Espindola <espindola@google.com>
3611 * varasm.c (weak_decls): Move earlier in the file.
3612 (assemble_external): Add weak decls to the weak_decls list.
3613 (declare_weak): Don't add decls to the weak_decls list.
3615 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
3618 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
3619 before (sse2_shufpd_<mode>).
3621 2008-08-19 Jakub Jelinek <jakub@redhat.com>
3624 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
3625 * tree.c (block_nonartificial_location): Likewise.
3627 2008-08-19 Richard Guenther <rguenther@suse.de>
3629 PR tree-optimization/35972
3630 PR tree-optimization/23094
3631 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
3633 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
3634 handle MISALIGNED_INDIRECT_REF.
3635 (get_ref_from_reference_ops): New helper.
3636 (vn_reference_lookup_pieces): Walk the use-def chain using the
3637 alias-oracle if requested.
3638 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
3639 walking the use-def chain.
3640 (compute_avail): But not here.
3641 (create_component_ref_by_pieces_1): Properly handle
3642 MISALIGNED_INDIRECT_REF.
3643 (do_regular_insertion): Handle fully redundant
3644 expressions after PHI-translation also for SSA_NAME values, not
3645 only constants. Correctly use edoubleprime for that.
3647 2008-08-19 Ira Rosen <irar@il.ibm.com>
3649 * tree-vectorizer.c (supportable_widening_operation): Support
3650 multi-step conversion, return the number of steps in such conversion
3651 and the required intermediate types.
3652 (supportable_narrowing_operation): Likewise.
3653 * tree-vectorizer.h (vect_pow2): New function.
3654 (supportable_widening_operation): Change argument types.
3655 (supportable_narrowing_operation): Likewise.
3656 (vectorizable_type_promotion): Add an argument.
3657 (vectorizable_type_demotion): Likewise.
3658 * tree-vect-analyze.c (vect_analyze_operations): Call
3659 vectorizable_type_promotion and vectorizable_type_demotion with
3660 additional argument.
3661 (vect_get_and_check_slp_defs): Detect patterns.
3662 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
3664 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
3665 vect_build_slp_tree with correct arguments. Calculate unrolling factor
3666 according to the smallest type in the loop.
3667 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
3668 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
3669 supportable_widening_operation with correct arguments.
3670 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
3671 operands lists according to the number of vector statements in left
3672 or right node, if exists.
3673 (vect_gen_widened_results_half): Remove unused argument.
3674 (vectorizable_conversion): Call supportable_widening_operation,
3675 supportable_narrowing_operation, and vect_gen_widened_results_half
3676 with correct arguments.
3677 (vectorizable_assignment): Change documentation, support multiple
3679 (vectorizable_operation): Likewise.
3680 (vect_get_loop_based_defs): New function.
3681 (vect_create_vectorized_demotion_stmts): Likewise.
3682 (vectorizable_type_demotion): Support loop-aware SLP and general
3683 multi-step conversion. Call vect_get_loop_based_defs and
3684 vect_create_vectorized_demotion_stmts for transformation.
3685 (vect_create_vectorized_promotion_stmts): New function.
3686 (vectorizable_type_promotion): Support loop-aware SLP and general
3687 multi-step conversion. Call vect_create_vectorized_promotion_stmts
3689 (vectorizable_store): Change documentation, support multiple
3691 (vectorizable_load): Likewise.
3692 (vect_transform_stmt): Pass SLP_NODE to
3693 vectorizable_type_promotion and vectorizable_type_demotion.
3694 (vect_schedule_slp_instance): Move here the calculation of number
3695 of vectorized statements for each node from...
3696 (vect_schedule_slp): ... here.
3697 (vect_transform_loop): Call vect_schedule_slp without the last
3700 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
3703 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
3704 to == in assert statement.
3705 (vectorizable_reduction): Fix typo.
3707 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3710 * value-prof.c (check_counter): Dereference pointer to overall
3711 count when printing it.
3713 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3715 * profile.h: Really add it.
3717 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
3719 * mcf.c: Really add it.
3721 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
3722 Vinodha Ramasamy <vinodha@google.com>
3724 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
3726 * value-prof.c (check_counter): Fix the counter if
3727 flag_profile_correction is true.
3728 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
3729 tree_mod_subtract_transform):
3730 Follow check_counter parameter change.
3731 * common.opt (fprofile-correction): New option.
3733 * profile.h: Likewise.
3734 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
3735 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
3736 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
3738 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
3739 flag_profile_correction is set.
3741 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
3743 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
3745 2008-08-18 Tomas Bily <tbily@suse.cz>
3747 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
3748 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
3750 * tree-data-ref.c (split_constant_offset_1): Likewise.
3751 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
3752 * tree-sra.c (sra_walk_expr): Likewise.
3753 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
3754 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3755 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
3756 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
3758 * gimple.c (gimple_assign_unary_nop_p): Likewise.
3759 * tree-vect-transform.c (vectorizable_type_demotion)
3760 (vectorizable_type_promotion): Likewise.
3761 * tree-inline.c (expand_call_inline):
3762 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3763 (forward_propagate_addr_expr_1, forward_propagate_comparison)
3764 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3765 * expr.c (expand_expr_real_1): Likewise.
3766 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
3767 (gimple_assign_unary_useless_conversion_p): Likewise.
3768 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3769 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
3770 * fold-const.c (fold_unary): Likewise.
3771 * tree.h (CONVERT_EXPR_P): Likewise.
3772 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
3773 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3775 (register_edge_assert_for_2, extract_range_from_unary_expr)
3776 (register_edge_assert_for_1): Likewise.
3778 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3780 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
3781 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
3782 (enum real_value_const): Delete.
3783 (get_real_const): Delete.
3784 * real.c (get_real_const): Delete.
3785 (dconst_e_ptr): Define.
3786 (dconst_third_ptr): Define.
3787 (dconst_sqrt2_ptr): Define.
3788 * builtins.c: Update all callers.
3790 2008-08-18 Richard Guenther <rguenther@suse.de>
3792 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
3793 statement iterator after statement removal.
3795 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
3797 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
3798 (detect_processor_freebsd): Likewise.
3799 (host_detect_local_cpu): Call newly added functions for FreeBSD.
3801 2008-08-18 Richard Guenther <rguenther@suse.de>
3803 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
3804 and loads have the correct types.
3806 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3809 * c-opts.c (cpp_opts): Remove static.
3810 * c-parser.c (cpp_opts): Declare it extern.
3811 (disable_extension_diagnostics): Handle cpp options.
3812 (enable_extension_diagnostics): Likewise.
3814 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3816 * diagnostics.c (permerror_at): Rename as permerror.
3817 (permerror): Delete.
3818 * toplev.h: Likewise.
3820 2008-08-18 Richard Guenther <rguenther@suse.de>
3822 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
3823 sdse1 and addressables2 passes. Replace dce1 with cddce1.
3824 Move call_cdce before build_alias. Move copyrename2,
3825 cunrolli and ccp2 beafore build_alias. Re-add addressable2
3826 right after final inlining.
3827 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
3828 (pass_build_cfg): But instead via TODO_dump_func.
3830 2008-08-18 Richard Guenther <rguenther@suse.de>
3832 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
3834 (scalarize_init): If we failed to generate some initializers
3835 do not generate zeros for not instantiated members. Instead
3836 rely on the copy out.
3837 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
3838 about missing flow-sensitive alias info only if we have
3841 2008-08-17 Nick Clifton <nickc@redhat.com>
3843 * doc/extend.texi (Function Attributes): Fix typo in description
3844 if hot function attribute.
3846 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
3847 Richard Sandiford <rdsandiford@googlemail.com>
3849 * doc/install.texi (--with-mips-plt): Document.
3850 * doc/invoke.texi (-mplt, -mno-plt): Document.
3851 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
3852 and handle ${with_mips_plt}.
3853 * config/mips/mips.opt (mplt): New option.
3854 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
3855 (TARGET_ABICALLS_PIC2): Likewise.
3856 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
3857 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
3858 (ASM_SPEC): Use !mabi=* instead of !mabi*.
3859 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
3860 to decide whether to output ".option picX" directives.
3861 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
3862 Pass -call_nonpic rather than -KPIC for -mplt.
3863 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
3864 on the command line. Also remove it when -mabi=64 is used without
3866 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
3867 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
3868 TARGET_ABICALLS_PIC0.
3869 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
3871 (mips16_build_function_stub): Only output ".option pic" directives
3872 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
3873 (mips16_build_call_stub): Fix comment and remove redundant
3874 ".set at"/"set .noat" directives.
3875 (mips_function_rodata_section): Use the default behaviour for
3876 TARGET_ABSOLUTE_ABICALLS.
3877 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
3878 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
3879 (mips_restore_gp): Do nothing if the current function doesn't use
3881 (mips_expand_prologue): Only save $gp if the current function uses it.
3882 Use a normal move for TARGET_ABICALLS_PIC0.
3883 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
3885 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
3887 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
3888 of function when handling GLOBAL_POINTER_REGNUM.
3890 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
3893 * common.opt (-fstack-check): Do not declare the variable here.
3894 (-fstack-check=): New option variant.
3895 * doc/invoke.texi (Code Gen Options): Document it.
3896 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
3897 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
3898 (STACK_CHECK_STATIC_BUILTIN): New macro.
3899 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
3900 * opts.c: Include expr.h.
3901 (common_handle_option) <OPT_fold_stack_check_>: New case.
3902 <OPT_fstack_check>: Likewise.
3903 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
3904 consistently in the test for variable-sized types. Adjust for
3905 new behaviour of flag_stack_check.
3906 * explow.c: Include except.h.
3907 (allocate_dynamic_stack_space): Do not take into account
3908 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
3909 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
3910 for variable-sized parameters. Treat all parameters whose size is
3911 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
3912 stack checking is enabled.
3913 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
3914 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
3915 if generic stack checking is enabled.
3916 (expand_function_end): Adjust for new behaviour of flag_stack_check.
3917 * reload1.c (reload): Likewise.
3918 * stmt.c (expand_decl): Assert that all automatic variables have
3919 fixed size at this point and remove dead code.
3920 * flags.h (stack_check_type): New enumeration type.
3921 (flag_stack_check): Declare.
3922 * toplev.c (flag_stack_check): New global variable.
3923 * Makefile.in (opts.o): Add dependency on EXPR_H.
3924 (explow.o): Add dependency on except.h.
3926 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
3928 * config/avr/avr.c (avr_override_options): Reduce value of
3929 PARAM_INLINE_CALL_COST.
3931 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
3933 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
3934 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
3935 lieu of TYPE_MODE (type) throughout.
3937 2008-08-15 Joseph Myers <joseph@codesourcery.com>
3939 * config/arm/arm.c (add_minipool_backward_ref): Check for
3940 8-byte-aligned entries in second case of forcing insertion after a
3941 particular entry. Change third case to avoid inserting
3942 non-8-byte-aligned entries before 8-byte-aligned ones.
3944 2008-08-15 Richard Guenther <rguenther@suse.de>
3946 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
3947 strip components for unknown size accesses.
3949 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
3951 * config/s390/2097.md New file.
3952 * config/s390/s390.md ("z10prop" attribute): Define none,
3953 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
3954 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
3955 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
3956 possible values and apply them to insns as appropriate.
3957 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
3958 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
3959 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
3960 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
3962 ("bfp" mode attribute): Removed. Every occurence replaced
3964 * config/s390/s390.c (struct "z10_cost"): Updated entries.
3965 * config/s390/2084.md (insn_reservation "x_itof"): Updated
3968 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3971 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
3974 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
3976 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
3977 additional argument. Support reduction when duplication is needed due
3978 to data-types of different sizes in the loop.
3979 (get_initial_def_for_induction): Fix printout.
3980 (vect_get_vec_def_for_stmt_copy): Support case where the
3981 vec_stmt_for_operand is a phi node.
3982 (vectorizable_reduction): Support reduction when duplication is needed
3983 due to data-types of different sizes in the loop.
3984 (vectorizable_call): Remove restriction to not vectorize in case we
3985 have data-types of different sizes in the loop.
3986 (vectorizable_conversion): Likewise.
3987 (vectorizable_operation): Likewise.
3988 (vectorizable_type_demotion): Likewise.
3989 (vectorizable_type_promotion): Likewise.
3990 (vectorizable_induction): Add restriction to not vectorize in case
3991 we have data-types of different sizes in the loop.
3993 2008-08-14 Christophe Saout <christophe@saout.de>
3994 Uros Bizjak <ubizjak@gmail.com>
3997 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
3998 (*vec_concatv2di_rex64_sse4_1): Ditto.
3999 (*vec_concatv2di_rex64_sse): Ditto.
4001 2008-08-14 Jakub Jelinek <jakub@redhat.com>
4004 * fold-const.c (fold_widened_comparison): Do not allow
4005 sign changes that change the result even if shorter type
4006 is wider than arg1_unw's type.
4008 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
4010 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
4011 Skip if the multilib testing specifies -march that does not
4012 agree with the one specified in the testcase.
4014 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4016 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
4017 zero extend SImode values being converted to TFmode before passing
4020 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4022 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
4023 __PPU__ when targeting the Cell/B.E. PPU processor.
4025 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
4027 * gimple.h (gimple_call_set_chain): Accept SSA variables.
4028 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
4029 Rematerialize the static chain, if any.
4030 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
4033 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4035 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
4036 (new_loc_descr): Likewise.
4037 (add_loc_descr): Likewise.
4038 (size_of_loc_descr): Likewise.
4039 (size_of_locs): Likewise.
4040 (output_loc_operands): Likewise.
4041 (output_loc_sequence): Likewise.
4042 (new_reg_loc_descr): New.
4043 (build_cfa_loc): Use it.
4044 (build_cfa_aligned_loc): Likewise.
4045 (one_reg_loc_descriptor): Likewise.
4046 (based_loc_descr): Likewise.
4048 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4051 * doc/invoke.texi (Wmain): Update.
4052 * c-decl.c (start_decl): warn_main is only 0 or 1.
4053 (start_function): Likewise. Fix formatting.
4054 (finish_function): Delete redundant warning.
4055 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
4056 * c-opts (c_common_handle_option): -Wall only has effect if
4057 warn_main is uninitialized. OPT_Wmain is automatically
4058 handled. -pedantic also enables Wmain.
4059 (c_common_post_options): Handle all logic for Wmain here.
4060 * c-common.c (warn_main): Delete.
4061 (check_main_parameter_types): Make pedwarns conditional on
4063 * c-common.h (warn_main): Delete.
4065 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4068 * expr.c (emit_group_store): Allocate stack temp with the
4069 largest alignment when copying from register to stack.
4071 2008-08-13 Richard Guenther <rguenther@suse.de>
4073 * tree.h (maybe_fold_offset_to_address): Declare.
4074 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
4075 (ccp_fold): Handle pointer conversions the same as fold_stmt.
4076 Likewise for POINTER_PLUS_EXPR.
4077 (maybe_fold_offset_to_reference): Enable disabled code.
4078 (maybe_fold_offset_to_address): New function.
4079 (fold_stmt_r): Use it.
4080 (fold_gimple_assign): Likewise.
4081 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
4082 (gimplify_expr): Likewise.
4084 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4086 * toplev.h (pedwarn_at): Fix declaration.
4088 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4090 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4091 LINK_SPEC): Use %R in -Y P argument.
4093 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4096 * diagnostic.c (pedwarn_at): New.
4097 * toplev.h (pedwarn_at): Declare.
4098 * c-tree.h (build_enumerator): Update declaration.
4099 * c-decl.c (finish_enum): Update comment.
4100 (build_enumerator): Take a location parameter. Give a pedwarn but do
4101 not perform any conversion.
4102 * c-parser.c (c_parser_enum_specifier): Set correct location for
4105 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4108 * c-common.c (conversion_warning): Use a switch. Ignore boolean
4109 expressions except for conversions to signed:1 bitfields. Handle
4110 COND_EXPR with constant operands.
4112 2008-08-13 Richard Guenther <rguenther@suse.de>
4114 PR tree-optimization/15255
4115 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
4116 (struct oecount_s): New struct and VEC types.
4118 (oecount_hash): New function.
4119 (oecount_eq): Likewise.
4120 (oecount_cmp): Likewise.
4121 (zero_one_operation): New function.
4122 (build_and_add_sum): Likewise.
4123 (undistribute_ops_list): Perform un-distribution of multiplication
4124 and division on the chain of summands.
4125 (should_break_up_subtract): Also break up subtracts for factors.
4126 (reassociate_bb): Delete dead visited statements.
4127 Call undistribute_ops_list. Re-sort and optimize if it did something.
4128 * passes.c (init_optimization_passes): Move DSE before
4130 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
4133 2008-08-12 Janis Johnson <janis187@us.ibm.com>
4135 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
4137 * doc/invoke.texi: Revert unintended checkin.
4139 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
4142 * gcc.c (include_spec_function): Tweak call to find_a_file.
4144 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4147 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
4148 and TRUTH_ORIF_EXPR.
4149 * dojump.c (do_jump): Likewise.
4151 PR tree-optimization/37084
4152 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
4153 if id->regimplify, don't assume stmt is a cast assignment.
4155 2008-08-12 Anatoly Sokolov <aesok@post.ru>
4157 * final.c (final_scan_insn): Use app_enable/app_disable functions.
4159 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4162 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
4165 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4167 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
4168 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
4170 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
4171 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
4172 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
4173 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
4174 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
4176 * doc/tm.texi (Storage Layout): Remove documentation for
4177 TARGET_FLOAT_FORMAT.
4179 * simplify-rtx.c (simplify_binary_operation_1): Replace
4180 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
4182 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4184 * real.h (struct real_format): New member has_sign_dependent_rounding.
4185 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
4186 spu_single_format, ieee_double_format, mips_double_format,
4187 motorola_double_format, ieee_extended_motorola_format,
4188 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4189 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4190 mips_extended_format, ieee_quad_format, mips_quad_format,
4191 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4192 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4194 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4195 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4196 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4197 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4198 (ROUND_TOWARDS_ZERO): Likewise.
4200 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
4201 (FLOAT_MODE_FORMAT): New macro.
4202 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
4203 (MODE_COMPOSITE_P): ... this new macro.
4204 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4205 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
4206 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
4208 * flags.h: Include "real.h".
4210 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
4211 REAL_MODE_FORMAT_COMPOSITE_P.
4212 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4214 * doc/tm.texi (Storage Layout): Remove documentation of
4215 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4216 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
4217 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
4218 they only apply to libgcc2.a.
4220 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4222 * config/spu/float_disf.c: New file.
4223 * config/spu/float_unsdisf.c: New file.
4224 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
4225 (LIB2FUNCS_EXCLUDE): Define.
4227 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4228 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4230 * real.h (struct real_format): New member round_towards_zero.
4231 * real.c (round_for_format): Respect fmt->round_towards_zero.
4232 (ieee_single_format, mips_single_format, motorola_single_format,
4233 spu_single_format, ieee_double_format, mips_double_format,
4234 motorola_double_format, ieee_extended_motorola_format,
4235 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4236 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4237 mips_extended_format, ieee_quad_format, mips_quad_format,
4238 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4239 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4241 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
4242 real_format to choose rounding mode when calling MPFR functions.
4243 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
4244 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
4246 * real.h (real_to_decimal_for_mode): Add prototype.
4247 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
4248 Respect target rounding mode when generating decimal representation.
4249 (real_to_decimal): New stub for backwards compatibility.
4250 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
4251 real_to_decimal_for_mode instead of real_to_decimal.
4253 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
4255 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4256 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4258 * real.c (spu_single_format): New variable.
4259 * real.h (spu_single_format): Declare.
4261 * config/spu/spu.c (spu_override_options): Install SFmode format.
4262 (spu_split_immediate): Use integer mode to operate on pieces of
4263 floating-point values in all cases.
4265 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
4266 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
4267 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
4269 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4271 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
4273 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4275 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
4277 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4280 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
4281 on the VAR_DECL instead of TYPE_READONLY on its type.
4283 2008-08-12 Ira Rosen <irar@il.ibm.com>
4285 * tree-vectorizer.c: Depend on langhooks.h.
4286 (supportable_widening_operation): Add two arguments. Support double
4288 (supportable_narrowing_operation): Likewise.
4289 * tree-vectorizer.h (supportable_widening_operation): Add two
4291 (supportable_narrowing_operation): Likewise.
4292 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
4293 supportable_widening_operation with correct arguments.
4294 * tree-vect-transform.c (vectorizable_conversion): Likewise.
4295 (vectorizable_type_demotion): Support double type conversions.
4296 (vectorizable_type_promotion): Likewise.
4297 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
4299 2008-08-11 Michael Matz <matz@suse.de>
4301 * i386/i386.c (override_options): Move initialisation from
4302 flag_schedule_insns_after_reload to here from ...
4303 (optimization_options): ... here.
4305 2008-08-11 Jakub Jelinek <jakub@redhat.com>
4307 PR rtl-optimization/36998
4308 * dwarf2out.c (compute_barrier_args_size_1,
4309 compute_barrier_args_size): Temporarily remove assertions.
4311 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4314 * tree-ssa.c (struct walk_data): Add new flag
4315 warn_possibly_uninitialized.
4316 (warn_uninitialized_var): Use it.
4317 (warn_uninitialized_vars): New.
4318 (execute_early_warn_uninitialized): Call it.
4319 (execute_late_warn_uninitialized): Likewise.
4321 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4324 * reload1.c (gen_reload): Guard calls to get_secondary_mem
4327 2008-08-09 Jan Hubicka <jh@suse.cz>
4330 * optabs.c (maybe_emit_unop_insn): Remove produced code if
4332 (expand_fix): Be prepared for expansion to fail.
4333 (expand_sfix_optab): Remove instructions if expansion failed.
4335 2008-08-09 Anatoly Sokolov <aesok@post.ru>
4337 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
4339 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
4340 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4342 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4344 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
4345 mips/t-libgcc-mips16 to tmake_file.
4346 * config/mips/mips-protos.h (mips_call_type): New enum.
4347 (mips_pic_base_register, mips_got_load): Declare.
4348 (mips_restore_gp): Take an rtx argument.
4349 (mips_use_pic_fn_addr_reg_p): Declare.
4350 (mips_expand_call): Replace the sibcall_p argument with
4351 a mips_call_type argument. Add a lazy_p parameter.
4352 (mips_split_call): Declare.
4353 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
4354 (MIPS16_PIC_TEMP): Likewise.
4355 (reg_class): Delete M16_NA_REGS.
4356 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4357 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
4358 (mips_split_hi_p): Declare.
4359 * config/mips/mips.c (mips_split_hi_p): New array.
4360 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
4361 (mips_got_symbol_type_p): New function.
4362 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
4363 (mips16_stub_function_p): New function.
4364 (mips16_local_function_p): Likewise.
4365 (mips_use_pic_fn_addr_reg_p): Likewise.
4366 (mips_cannot_force_const_mem): Return false for HIGHs.
4367 Extend CONST_INT and symbolic handling to MIPS16, using
4368 mips_symbol_insns to check that the base symbol type is a
4369 legitimate constant. Reject GOT-based constants if
4370 TARGET_MIPS16_PCREL_LOADS.
4371 (mips_const_insns): Check targetm.cannot_force_const_mem when
4372 decomposing a symbolic base and a large offset.
4373 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
4374 When calling a function that needs $25 from MIPS16 code,
4375 move the target address into $25 separately and add a USE
4377 (mips16_gp_pseudo_reg): Insert the initializer immediately
4378 before the first real insn.
4379 (mips_pic_base_register, mips_got_load): New functions.
4380 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
4381 parameter to LOW_OUT. Say that it can be any valid SET_SRC
4382 when splitting a load-address operation. Split SYMBOL_GOT_DISP
4383 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
4384 (mips_call_tls_get_addr): Update the call to mips_expand_call,
4385 also passing NULL_RTX rather than const0_rtx as the aux argument.
4386 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
4387 instead of TARGET_EXPLICIT_RELOCS.
4388 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
4389 (mips_load_call_address): Replace the sibcall_p argument with
4390 a mips_call_type argument. Use mips_got_load.
4391 (mips16_local_alias): New structure.
4392 (mips16_local_aliases): New variable.
4393 (mips16_local_aliases_hash): New function.
4394 (mips16_local_aliases_eq): Likewise.
4395 (mips16_local_alias): Likewise.
4396 (mips16_stub_function): Likewise.
4397 (mips16_build_function_stub): Create a local alias for the target
4398 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
4399 .cpload directive and an R_MIPS_NONE relocation for the target
4400 function, then load the alias rather than the function itself.
4401 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
4402 (mips16_copy_fpr_return_value): Use mips16_stub_function and
4403 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
4404 (mips16_build_call_stub): Replace the FN parameter with an
4405 FN_PTR parameter. Force the address into a register if it
4406 isn't a call_insn_operand; don't rely on the caller to do this.
4407 If a call to a locally-defined and locally-binding MIPS16
4408 function must be made indirectly, redirect the call to the
4409 function's local alias. Use mips16_stub_function_p,
4410 mips16_stub_function, mips_expand_call and use_reg.
4411 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
4412 Use explicit %hi and %lo accesses where possible.
4413 Use MIPS_CALL to generate the correct code form of a
4414 jal instruction. Add clobbers of $18 instead of uses.
4415 Update the call to mips_emit_call_insn.
4416 (mips_expand_call): Replace the SIBCALL_P argument with a
4417 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
4418 Take a LAZY_P parameter. Call mips16_build_call_stub first,
4419 allowing it to modify the call address. Update the calls to
4420 mips_load_call_address and mips_emit_call_insn.
4421 (mips_split_call): New function.
4422 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
4423 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
4424 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
4425 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
4426 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
4428 (mips_cprestore_slot): New function.
4429 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
4430 and use mips_cprestore_slot.
4431 (mips_output_function_prologue): Handle TARGET_MIPS16 for
4433 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
4434 then use a copygp_mips16 instruction to set up $28.
4435 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
4436 (mips16_lay_out_constants): Call split_all_insns_noflow.
4437 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
4438 false if TARGET_MIPS16.
4439 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
4440 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
4441 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
4442 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
4443 MIPS16 code. Allow MIPS16 o32 PIC.
4444 (mips_override_options): Allow MIPS16 o32 PIC.
4445 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
4446 after reload if TARGET_USE_GOT.
4447 (UNSPEC_COPYGP): New constant.
4448 (length): Use a default length of 8 for MIPS16 GOT loads.
4449 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
4450 (*got_page<mode>): Check mips_split_hi_p.
4451 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
4452 (unspec_got<mode>, unspec_call<mode>): New expanders.
4453 (load_got<mode>, load_call<mode>): Remove the length attributes.
4454 Use a got attribute instead of a type attribute.
4455 (copygp_mips16): New insn.
4456 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
4457 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
4458 (sibcall, sibcall_value, call, call_value): Update the calls
4459 to mips_expand_call.
4460 (call_internal, call_value_internal): Use mips_split_call.
4461 (call_value_multiple_internal): Likewise.
4462 (call_split): Move after call_internal (the insn it is split from).
4463 (call_internal_direct, call_value_internal_direct): Turn into
4464 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
4465 (call_direct_split, call_value_direct_split): New patterns.
4466 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
4467 and use M16_REGS instead of M16_NA_REGS.
4468 * config/mips/predicates.md (const_call_insn_operand): Replace
4469 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
4470 mips_use_pic_fn_addr_reg_p check.
4471 (move_operand): Reject HIGHs if mips_split_hi_p.
4472 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
4473 (__mips16_floatunsisf): Inline __mips16_floatsisf.
4474 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
4475 * config/mips/libgcc-mips16.ver: New file.
4476 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
4477 $(srcdir)/config/mips/libgcc-mips16.ver.
4479 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4481 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
4482 (mips_unspec_address, mips_unspec_offset_high): Likewise.
4483 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
4484 (mips16_cfun_returns_in_fpr_p): Likewise.
4486 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4488 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
4489 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
4490 rather than 4 to PC.
4492 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4494 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
4495 (FUNCTION_PROFILER): Save the static chain pointer into $2
4496 beforehand and restore it aftewards.
4497 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
4498 address directly into $25 and call the function through $25;
4499 do not clobber $3. Pad the DImode version to cover the space
4500 left by the deleted $25 <- $3 move.
4501 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
4502 the removal of the $25 <- $3 move.
4503 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
4504 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4506 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4507 Daniel Jacobowitz <dan@codesourcery.com>
4509 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
4510 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
4511 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
4512 * config/mips/mips.c (mips_start_function_definition): New function.
4513 (mips_end_function_definition): Likewise.
4514 (mips_output_function_prologue): Use mips_start_function_definition.
4515 (mips_output_function_epilogue): Use mips_end_function_definition.
4516 (build_mips16_function_stub): Use mips_start_function_definition
4517 and mips_end_function_definition.
4518 (build_mips16_call_stub): Likewise.
4520 2008-08-09 Richard Guenther <rguenther@suse.de>
4522 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
4523 * gimple.h (gimple_call_fn): Adjust comment.
4524 (gimple_call_set_fndecl): New function.
4525 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
4526 longer having bare FUNCTION_DECL operand.
4527 (gimple_call_return_type): Likewise.
4528 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
4530 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
4531 (gimple_mod_pow2): Likewise.
4532 (gimple_mod_subtract): Likewise.
4533 (gimple_ic): Likewise.
4534 (gimple_stringop_fixed_value): Likewise.
4535 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
4536 longer having bare FUNCTION_DECL operand.
4537 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
4538 * omp-low.c (optimize_omp_library_calls): Likewise.
4539 * cgraphunit.c (update_call_expr): Likewise.
4540 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
4541 (execute_convert_to_rsqrt): Likewise.
4542 * cfgexpand.c (gimple_to_tree): Simplify.
4543 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
4544 bare FUNCTION_DECL operand.
4545 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
4546 (convert_gimple_call): Use gimple_call_fndecl.
4547 * c-common.c (c_warn_unused_result): Likewise.
4549 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4552 * c-typeck.c (digest_init): Call verify_sequence_points from here.
4553 (c_finish_return): Likewise.
4554 (c_start_case): Likewise.
4555 * c-common.c (warn_for_collisions_1): Use explicit location in
4557 * c-parser.c (c_parser_condition): New. Call
4558 verify_sequence_points.
4559 (c_parser_paren_condition): Call c_parser_condition.
4560 (c_parser_for_statement): Call c_parser_condition.
4562 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4565 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
4566 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
4567 Moved from diagnostic.h
4568 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
4570 (emit_diagnostic): New.
4571 (warning0, pedwarn0): Delete.
4572 (warning, warning_at, pedwarn, permerror): Return bool.
4573 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
4574 Moved to diagnostic.c.
4575 (struct diagnostic_context): Use correct type for
4576 classify_diagnostic.
4577 (diagnostic_report_diagnostic): Update declaration.
4578 (emit_diagnostic): Declare.
4579 * errors.c (warning): Return bool.
4580 * errors.h (warning): Update declaration.
4581 * toplev.h (warning0, pedwarn0): Delete.
4582 (warning, warning_at, pedwarn, permerror): Return bool.
4583 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
4584 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
4585 inform. Update all calls.
4586 (diagnose_mismatched_decls): Check return value of warning/pedwarn
4587 before giving informative note.
4588 (implicit_decl_warning): Likewise.
4589 * c-typeck.c (build_function_call): Likewise.
4590 * tree-sssa.c (warn_uninit): Likewise.
4591 * builtins.c (gimplify_va_arg_expr): Likewise.
4593 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4596 * doc/invoke.texi (-Wextra): Move warning from here...
4597 (-Wuninitialized): ... to here.
4599 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4602 * flags.h (set_Wunused): Delete
4603 * toplev.c (process_options): Handle Wunused flags here.
4604 * opts.c (maybe_warn_unused_parameter): Delete.
4605 (common_handle_option): Replace set_Wunused by warn_unused.
4606 (set_Wextra): Do not handle Wunused-parameter here.
4607 (set_Wunused): Delete.
4608 * c-opts.c (c_common_handle_option): Replace set_Wunused by
4610 * common.opt (Wunused): Add Var and Init.
4611 (Wunused-function): Likewise.
4612 (Wunused-label): Likewise.
4613 (Wunused-parameter): Likewise.
4614 (Wunused-value): Likewise.
4615 (Wunused-variable): Likewise.
4617 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
4619 * doc/invoke.texi: Add cpu_type power7.
4620 * config.in (HAVE_AS_VSX): New.
4621 * config.gcc: Add cpu_type power7.
4622 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
4624 * configure: Regenerate.
4625 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
4627 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
4628 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
4629 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
4631 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
4633 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
4634 type to vectorize.builtin_conversion.
4635 (vectorizable_conversion): Likewise.
4636 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
4637 integral type as input.
4638 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
4640 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
4641 and ALTIVEC_BUILTIN_VCTSXS.
4642 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
4645 2008-08-08 Richard Guenther <rguenther@suse.de>
4647 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
4648 (surely_varying_stmt_p): Calls are varying only if they are
4649 non-builtin and not indirect or have no result.
4650 (ccp_fold): Re-instantiate code before the tuples merge.
4652 2008-08-08 Richard Guenther <rguenther@suse.de>
4654 PR tree-optimization/37056
4655 * gimple.h (gimple_assign_rhs_class): New helper function.
4656 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
4657 unary operations properly.
4659 2008-08-07 Jan Hubicka <jh@suse.cz>
4661 * i386.h (ix86_size_cost): Declare.
4662 (ix86_cur_cost): New function macro.
4663 * i386.md (peepholes expanding size and splitters): Predicate by
4664 optimize_insn_for_speed_p.
4665 (peepholes reduce size and splitters): Predicate by
4666 optimize_insn_for_size_p.
4667 * i386.c (ix86_size_cost): Rename from ...
4668 (size_cost): This one.
4669 (override_options): Update.
4670 (decide_alg): Likewise.
4671 (ix86_expand_clear): Use RTL profile.
4672 (ix86_pad_returns): Use RTL profile.
4674 2008-08-07 Jan Hubicka <jh@suse.cz>
4676 * recog.c (split_all_insns): Set RTL profile
4677 (peephole2_optimize): Likewise.
4678 * function.c (thread_prologue_and_epilogue_insns): Likewise.
4679 * combine.c (combine_instructions): Likewise.
4681 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4683 * c-common.c (c_common_reswords): Also warn about keyword "bool".
4685 2008-08-07 Bob Wilson <bob.wilson@acm.org>
4687 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
4688 value in a6 after the set_frame_ptr insn.
4690 2008-08-07 Richard Henderson <rth@redhat.com>
4693 * gcc.c (cpp_options): Pass along -g*.
4695 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4697 * config/arm/arm.c (output_move_neon): Update comment describing
4698 big-endian vector layout.
4699 (arm_assemble_integer): Do not handle big-endian NEON vectors
4701 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
4702 neon_vget_lane<mode>_sext_internal,
4703 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
4704 element indices for big-endian.
4706 2008-08-07 Richard Henderson <rth@redhat.com>
4708 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
4709 * configure, config.in: Rebuild.
4710 * debug.h (dwarf2out_do_cfi_asm): Declare.
4711 * c-cppbuiltin.c (c_cpp_builtins): Use it.
4712 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
4713 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
4714 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
4716 2008-08-07 Joseph Myers <joseph@codesourcery.com>
4718 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4719 movv2si_internal): Combine into mov<mode>_internal.
4720 (movv2si_internal_2): Remove.
4722 2008-08-07 Jan Hubicka <jh@suse.cz>
4725 * i386.md (single stringop patterns): Enable unconditionally.
4727 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
4730 * config/i386/emmintrin.h (_mm_move_epi64): Use
4731 __builtin_ia32_movq128.
4733 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
4734 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
4736 * config/i386/sse.md (sse2_movq128): New.
4738 * doc/extend.texi: Document __builtin_ia32_movq128.
4740 2008-08-07 Richard Guenther <rguenther@suse.de>
4743 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
4744 pointers can access anything.
4746 2008-08-06 Jan Hubicka <jh@suse.cz>
4748 * optabs.c (emit_unop_insn): Break out to ...
4749 (maybe_emit_unop_insn): ... this one.
4750 (expand_sfix_optab): Use maybe variant.
4751 * optabs.h (maybe_emit_unop_insn): Declare.
4753 * i386.md (mov0 patterns): Enable by default.
4754 (FP conversion expanders): Disable expansion of code expanding
4755 sequences when instruction should be optimized for size.
4756 (single strinop patterns): Enable when optimizing for size.
4757 (string expanders): Disable expanding of code expanding sequences
4758 when optimizning instruction for size.
4759 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
4761 (ix86_fp_comparison_sahf_cost): Likewise.
4762 (ix86_expand_branch): Likewise.
4763 (ix86_expand_ashl_const): Likewise.
4764 (ix86_split_ashl): Likewise.
4765 (ix86_expand_strlen): Likewise.
4766 (ix86_emit_fp_unordered_jump): Likewie.
4768 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4770 * c-common.c: Fix typo.
4771 (c_common_reswords): Activate more C++ keyword warnings.
4773 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
4775 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4778 * diagnostic.c (permerror_at): New.
4779 * toplev.h (permerror_at): Declare.
4781 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
4782 Ira Rosen <irar@il.ibm.com>
4784 * tree-vect-transform.c (vect_model_simple_cost): Return
4785 immediately if stmt is pure SLP.
4786 (vect_model_store_cost): Ditto.
4787 (vect_model_load_cost): Ditto.
4788 (vectorizable_store): Remove PURE_SLP check before call
4789 to vect_model_store_cost.
4790 (vect_model_store_cost): When checking whether stmt describe
4791 strided access, add a check that it is not slp_node.
4793 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4796 * c-common.c (warn_for_sign_compare): New. Handle separately the
4797 case that 'constant' is zero.
4798 * c-typeck.c (build_binary_op): Move code to c-common.c
4800 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4802 * config/alpha/alpha.c (alpha_preferred_reload_class,
4803 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
4804 alpha_output_mi_thunk_osf): Avoid C++ keywords.
4805 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
4806 * config/arm/arm.md: Likewise.
4807 * config/avr/avr-protos.h (preferred_reload_class,
4808 test_hard_reg_class, avr_simplify_comparison_p,
4809 out_shift_with_cnt, class_max_nregs): Likewise.
4810 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
4811 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
4812 preferred_reload_class, test_hard_reg_class): Likewise.
4813 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
4814 bfin_memory_move_cost, bfin_secondary_reload,
4815 bfin_output_mi_thunk): Likewise.
4816 * config/crx/crx.c (crx_secondary_reload_class,
4817 crx_memory_move_cost): Likewise.
4818 * config/frv/frv-protos.h (frv_secondary_reload_class,
4819 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
4820 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
4821 frv_secondary_reload_class, frv_class_likely_spilled_p,
4822 frv_class_max_nregs): Likewise.
4823 * config/h8300/h8300.c (h8300_classify_operand,
4824 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
4826 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
4827 * config/ia64/ia64.c (ia64_preferred_reload_class,
4828 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
4829 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
4830 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
4832 * config/m68hc11/m68hc11.c (preferred_reload_class,
4833 m68hc11_memory_move_cost): Likewise.
4834 * config/mcore/mcore.c (mcore_secondary_reload_class,
4835 mcore_reload_class): Likewise.
4836 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
4837 mips_class_max_nregs, mips_cannot_change_mode_class,
4838 mips_preferred_reload_class, mips_secondary_reload_class,
4839 mips_output_mi_thunk): Likewise.
4840 * config/mmix/mmix.c (mmix_preferred_reload_class,
4841 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
4843 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
4845 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
4846 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
4847 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4848 * config/rs6000/rs6000.c (paired_expand_vector_init,
4849 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
4850 compare_section_name, rs6000_memory_move_cost): Likewise.
4851 * config/s390/s390.c (s390_emit_compare_and_swap,
4852 s390_preferred_reload_class, s390_secondary_reload,
4853 legitimize_pic_address, legitimize_tls_address,
4854 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
4855 s390_class_max_nregs): Likewise.
4856 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4857 * config/s390/s390.md: Likewise.
4858 * config/score/score-protos.h (score_secondary_reload_class,
4859 score_preferred_reload_class): Likewise.
4860 * config/score/score.c (score_preferred_reload_class,
4861 score_secondary_reload_class): Likewise.
4862 * config/score/score3.c (score3_output_mi_thunk,
4863 score3_preferred_reload_class, score3_secondary_reload_class,
4864 score3_hard_regno_mode_ok): Likewise.
4865 * config/score/score3.h (score3_preferred_reload_class,
4866 score3_secondary_reload_class): Likewise.
4867 * config/score/score7.c (score7_output_mi_thunk,
4868 score7_preferred_reload_class, score7_secondary_reload_class,
4869 score7_hard_regno_mode_ok): Likewise.
4870 * config/score/score7.h (score7_preferred_reload_class,
4871 score7_secondary_reload_class): Likewise.
4872 * config/sh/sh.c (prepare_move_operands, output_far_jump,
4873 output_branchy_insn, add_constant, gen_block_redirect,
4874 sh_insn_length_adjustment, sh_cannot_change_mode_class,
4875 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
4877 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4878 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
4879 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
4880 xstormy16_preferred_reload_class): Likewise.
4881 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
4882 xtensa_expand_atomic, override_options,
4883 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
4885 * reorg.c (try_merge_delay_insns): Likewise.
4886 * tree.c (merge_dllimport_decl_attributes): Likewise.
4888 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
4890 2008-08-06 Michael Matz <matz@suse.de>
4892 * Makefile.in (write_entries_to_file): Quote words.
4893 * gengtype.c: (read_input_line): Skip over leading white-space.
4895 2008-08-06 Marc Gauthier <marc@tensilica.com>
4897 * config.gcc: Match more processor names for Xtensa.
4898 * configure.ac: Likewise.
4899 * doc/install.texi (Specific): Likewise.
4900 * configure: Regenerate.
4902 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4904 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
4905 * calls.c (avoid_likely_spilled_reg): Likewise.
4906 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
4907 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
4908 * config/i386/i386.c (ix86_expand_special_args_builtin,
4909 ix86_secondary_reload): Likewise.
4910 * except.c (struct eh_region, gen_eh_region_catch,
4911 remove_unreachable_regions, duplicate_eh_regions,
4912 assign_filter_values, build_post_landing_pads,
4913 sjlj_find_directly_reachable_regions, remove_eh_handler,
4914 reachable_next_level, foreach_reachable_handler,
4915 can_throw_internal_1, can_throw_external_1,
4916 collect_one_action_chain): Likewise.
4917 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
4918 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
4919 * function.c (update_temp_slot_address, instantiate_new_reg,
4920 instantiate_virtual_regs_in_rtx,
4921 instantiate_virtual_regs_in_insn): Likewise.
4922 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
4923 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
4924 gimplify_cleanup_point_expr): Likewise.
4925 * ipa-cp.c (ipcp_lattice_changed): Likewise.
4926 * passes.c (next_pass_1): Likewise.
4927 * print-tree.c (print_node_brief, print_node): Likewise.
4928 * profile.c (branch_prob): Likewise.
4929 * tree-dump.c (dump_register): Likewise.
4930 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
4932 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
4933 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
4934 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
4935 copy_arguments_for_versioning, copy_static_chain): Likewise.
4936 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
4937 add_new_name_mapping, register_new_name_mapping): Likewise.
4938 * tree-mudflap.c (mf_xform_derefs): Likewise.
4939 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
4940 get_init_expr, combine_chains): Likewise.
4941 * tree-pretty-print.c (dump_generic_node): Likewise.
4942 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
4943 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
4944 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
4945 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
4947 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4950 * calls.c (expand_call): Use the biggest preferred stack
4953 2008-08-06 Michael Matz <matz@suse.de>
4956 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
4957 for reused reload, instead of overwriting them.
4959 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
4962 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
4963 for incoming stack boundary.
4965 * function.c (assign_parm_find_entry_rtl): Update
4966 parm_stack_boundary.
4968 * function.h (rtl_data): Add parm_stack_boundary.
4970 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
4971 parm_stack_boundary for incoming stack boundary.
4973 2008-08-06 Joseph Myers <joseph@codesourcery.com>
4975 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
4976 for unrepresentable subregs or treat them as equal to other regs
4977 or subregs with the same register number.
4979 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
4982 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
4985 2008-08-06 Jan Hubicka <jh@suse.cz>
4987 * predict.c (maybe_hot_frequency_p): When profile is absent, all
4988 frequencies might be hot.
4990 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
4992 * reload.c (find_reloads): Force constants into literal pool
4993 also if they are wrapped in a SUBREG.
4995 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
4998 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
4999 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
5000 Don't allow predicated instructions for data speculation.
5001 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
5004 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5006 * haifa-sched.c (extend_global): Split to extend_global_data and
5007 extend_region_data. Update all uses.
5008 (extend_all): Rename to extend_block_data.
5010 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5012 * sched-rgn.c (new_ready): Check if instruction can be
5013 speculatively scheduled before attempting speculation.
5014 (debug_rgn_dependencies): Remove wrongful assert.
5016 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5018 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
5020 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5022 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
5023 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
5024 va_size, and type_size.
5026 2008-08-04 Jason Merrill <jason@redhat.com>
5029 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
5030 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
5032 2008-08-05 Richard Henderson <rth@redhat.com>
5034 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
5035 * configure: Rebuild.
5037 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5040 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
5041 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
5044 2008-08-05 Richard Henderson <rth@redhat.com>
5046 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
5047 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
5048 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
5049 * common.opt (fdwarf2-cfi-asm): New.
5050 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
5051 * config.in, configure: Rebuild.
5052 * dwarf2asm.c (dw2_asm_output_data_raw): New.
5053 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
5054 (dw2_force_const_mem): Externalize.
5055 * dwarf2asm.h: Update.
5056 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
5057 generate a real label.
5058 (output_cfi_directive): New.
5059 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
5060 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
5061 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
5063 (dwarf2out_end_epilogue): Emit .cfi_endproc.
5064 (output_loc_operands_raw, output_loc_sequence_raw): New.
5065 (output_cfa_loc_raw): New.
5067 2008-08-05 Paul Brook <paul@codesourcery.com>
5069 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
5070 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
5071 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
5072 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
5073 * config/arm/arm.h (TARGET_VFPD32): Define.
5074 (TARGET_VFP3): Use TARGET_VFPD32.
5075 (fputype): Add FPUTYPE_VFP3D16.
5076 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
5077 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
5078 * config/arm/arm-cores.def: Add cortex-r4f.
5079 * config/arm/arm-tune.md: Regenerate.
5081 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5083 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
5084 Reword some comments throughout the file.
5086 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
5087 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
5088 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
5089 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
5091 (MFC_START_ENABLE): Remove PPU-only define.
5092 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
5093 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
5095 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
5096 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
5097 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
5098 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
5099 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
5100 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
5101 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
5103 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
5104 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
5105 (mfc_sdcrt, mfc_sdcrtst): Likewise.
5106 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
5108 (spu_read_machine_status): Fix typo.
5110 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5112 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
5113 SUBREG of multi-word hard register.
5114 * config/spu/spu.c (valid_subreg): Likewise.
5115 (adjust_operand): Handle SUBREGs of multi-word hard registers.
5117 2008-08-04 Richard Guenther <rguenther@suse.de>
5119 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
5120 the candidate with the stripped base if that base is different
5121 from the original base even for offset zero.
5123 2008-08-04 Richard Guenther <rguenther@suse.de>
5126 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
5127 check for no_overflow.
5129 2008-08-04 Richard Guenther <rguenther@suse.de>
5131 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
5133 2008-08-04 Paul Brook <paul@codesourcery.com>
5135 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
5136 (arm_order_regs_for_local_alloc): New function.
5137 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
5139 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
5141 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5144 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
5145 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
5146 (ix86_expand_epilogue): Likewise.
5148 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5150 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
5153 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5155 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
5156 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
5157 (*movv2sf_internal_rex64): Ditto.
5159 2008-08-03 Jan Hubicka <jh@suse.cz>
5161 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
5162 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
5163 * expmed.c (expand_smod_pow2): Likewise.
5165 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5168 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
5169 alternative 0 of operand 1.
5170 (*vec_concatv2di_rex64_sse): Ditto.
5171 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
5173 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
5174 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
5175 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
5176 (*movv2sf_internal_rex64): Ditto.
5178 2008-08-02 Richard Guenther <rguenther@suse.de>
5181 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
5182 (ssedoublesizemode): New mode attribute.
5183 (sse_shufps): Call gen_sse_shufps_v4sf.
5184 (sse_shufps_1): Macroize.
5185 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
5186 (sse2_shufpd_1): Macroize.
5187 (vec_extract_odd, vec_extract_even): New expanders.
5188 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
5189 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
5190 * i386.c (ix86_expand_vector_init_one_nonzero): Call
5191 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
5192 (ix86_expand_vector_set): Likewise.
5193 (ix86_expand_reduc_v4sf): Likewise.
5195 2008-08-01 Doug Kwan <dougkwan@google.com>
5197 * matrix-reorg.c: Re-enable all code.
5198 (struct malloc_call_data): Change CALL_STMT to gimple type.
5199 (collect_data_for_malloc_call): Tuplify.
5200 (struct access_site_info): Change STMT to gimple type.
5201 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
5202 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
5203 (struct free_info): Change STMT to gimple type.
5204 (struct matrix_access_phi_node): Change PHI to gimple type.
5205 (get_inner_of_cast_expr): Remove.
5206 (may_flatten_matrices_1): Tuplify.
5207 (may_flatten_matrices): Ditto.
5208 (mark_min_matrix_escape_level): Ditto.
5209 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
5210 (ssa_accessed_in_call_rhs): New
5211 (ssa_accessed_in_assign_rhs): New
5212 (record_access_alloc_site_info): Tuplify.
5213 (add_allocation_site): Ditto.
5214 (analyze_matrix_allocation_site): Ditto.
5215 (analyze_transpose): Ditto.
5216 (get_index_from_offset): Ditto.
5217 (update_type_size): Ditto.
5218 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
5219 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
5220 (analyze_accesses_for_phi_node): Tuplify.
5221 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
5222 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
5223 (analyze_matrix_accesses): Tuplify.
5224 (check_var_data): New call-back type for check_var_notmodified_p.
5225 (check_var_notmodified_p): Tuplify and use call-back struct to
5226 return statement found.
5227 (can_calculate_expr_before_stmt): Factor out statement related code
5229 (can_calculate_stmt_before_stmt): New.
5230 (check_allocation_function): Tuplify.
5231 (find_sites_in_func): Ditto.
5232 (record_all_accesses_in_func): Ditto.
5233 (transform_access_sites): Ditto.
5234 (transform_allocation_sites): Ditto.
5235 (matrix_reorg): Re-enable.
5236 (gate_matrix_reorg): Re-enable.
5238 2008-08-01 Jakub Jelinek <jakub@redhat.com>
5240 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
5241 for labels for which it hasn't been set yet. If it has been set,
5242 stop walking insns and continue with next worklist item.
5243 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
5244 if the only BARRIER is at the very end of a function.
5246 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5248 * cfgexpand.c (expand_stack_alignment): Assert that
5249 stack_realign_drap and drap_rtx must match.
5251 * function.c (instantiate_new_reg): If DRAP is used to realign
5252 stack, replace virtual_incoming_args_rtx with internal arg
5255 2008-08-01 Richard Guenther <rguenther@suse.de>
5257 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
5258 loop information only if we initialized it.
5259 (execute_pre): Call fini_pre with in_fre.
5260 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
5261 if we do not unroll because we hit max-completely-peeled-insns.
5262 Use our estimation for consistency, do allow shrinking.
5264 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5266 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
5267 with MIN_STACK_BOUNDARY.
5268 (ix86_update_stack_boundary): Likewise.
5269 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
5272 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
5273 (MIN_STACK_BOUNDARY): This.
5275 2008-08-01 Richard Guenther <rguenther@suse.de>
5278 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
5280 2008-08-01 Richard Guenther <rguenther@suse.de>
5282 PR tree-optimization/36988
5283 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
5284 do not matter if that doesn't change volatile qualification.
5286 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
5288 * configure.ac: Do not generate libada-mk. Do not subst
5290 * libada-mk.in: Remove.
5291 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
5292 * configure: Regenerate.
5294 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
5296 * tree-pass.h: Added comment about not dumping passes with name
5297 starting with star in struct opt_pass.
5298 * passes.c (register_dump_files_1): Don't do dump for a pass with
5299 name starting with star.
5300 * doc/passes.texi (Pass manager): Mention pass names and special
5301 meaning of star prefix to avoid dump.
5303 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
5305 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
5307 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
5308 (ISA_MIPS64R2): New macro.
5309 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
5310 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
5311 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
5312 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
5313 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
5314 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
5315 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
5316 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
5317 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
5318 Move up to keep list alphabetically sorted.
5319 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
5320 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
5322 * doc/invoke.texi (MIPS Options): Add -mips64r2.
5323 (-march=@var{arch}): Add mips64r2.
5325 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5327 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
5329 2008-07-31 Steve Ellcey <sje@cup.hp.com>
5331 * expr.c (expand_assignment): Check for complete type.
5333 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5336 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
5338 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
5339 for stack alignment.
5341 * function.h (rtl_data): Add stack_realign_tried. Update comments.
5343 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
5345 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
5346 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
5348 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5350 PR rtl-optimization/36419
5351 * dwarf2out.c (barrier_args_size): New variable.
5352 (compute_barrier_args_size, compute_barrier_args_size_1): New
5354 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
5355 if not called yet in the current function, use barrier_args_size
5356 array to find the new args_size value.
5357 (dwarf2out_frame_debug): Free and clear barrier_args_size.
5359 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5362 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
5365 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5368 * dwarf2out.c (dwarf2out_args_size_adjust): New.
5369 (dwarf2out_stack_adjust): Use it.
5370 (dwarf2out_frame_debug_expr): Likewise.
5372 2008-07-31 Richard Guenther <rguenther@suse.de>
5374 PR tree-optimization/36978
5375 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
5376 the generated condition.
5378 2008-07-31 Richard Guenther <rguenther@suse.de>
5380 * passes.c (init_optimization_passes): Always call
5381 pass_early_warn_uninitialized.
5382 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
5383 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
5384 * doc/passes.texi (Warn for uninitialized variables): Adjust.
5386 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5389 * builtins.c (maybe_emit_free_warning): New function.
5390 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
5391 maybe_emit_free_warning for BUILT_IN_FREE.
5394 * dwarf2out.c (get_context_die): New function.
5395 (force_decl_die, force_type_die): Use it.
5396 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
5397 returns NULL, force generation of DW_TAG_typedef and put that into
5400 PR preprocessor/36649
5401 * c-pch.c (c_common_read_pch): Save and restore
5402 line_table->trace_includes across PCH restore.
5404 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
5407 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
5409 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
5412 * final.c (call_from_call_insn): Handle COND_EXEC.
5414 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5416 * builtins.c (std_gimplify_va_arg_expr): Replace
5417 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
5418 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5420 2008-07-30 Joey Ye <joey.ye@intel.com>
5421 H.J. Lu <hongjiu.lu@intel.com>
5423 * builtins.c (expand_builtin_setjmp_receiver): Replace
5424 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
5425 (expand_builtin_apply_args_1): Likewise.
5426 (expand_builtin_longjmp): Need DRAP for stack alignment.
5427 (expand_builtin_apply): Likewise.
5429 * caller-save.c (setup_save_areas): Call assign_stack_local_1
5430 instead of assign_stack_local to allow alignment reduction.
5432 * calls.c (emit_call_1): Need DRAP for stack alignment if
5434 (expand_call): Replace virtual_incoming_args_rtx with
5435 crtl->args.internal_arg_pointer.
5436 * stmt.c (expand_nl_goto_receiver): Likewise.
5438 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
5439 alignment and store to stack_alignment_estimated and
5440 max_used_stack_slot_alignment.
5441 (expand_one_var): Likewise.
5442 (expand_stack_alignment): New function.
5443 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
5444 and stack_alignment_estimated fields in rtl_data. Call
5445 expand_stack_alignment at end.
5447 * defaults.h (INCOMING_STACK_BOUNDARY): New.
5448 (MAX_STACK_ALIGNMENT): Likewise.
5449 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
5450 (SUPPORTS_STACK_ALIGNMENT): Likewise.
5452 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
5453 stack alignment when generating virtual registers.
5455 * function.c (assign_stack_local): Renamed to ...
5456 (assign_stack_local_1): This. Add a parameter to indicate
5457 if it is OK to reduce alignment.
5458 (assign_stack_local): Use it.
5459 (instantiate_new_reg): Instantiate virtual incoming args rtx
5460 to vDRAP if stack realignment and DRAP is needed.
5461 (assign_parms): Collect parameter/return type alignment and
5462 contribute to stack_alignment_estimated.
5463 (locate_and_pad_parm): Likewise.
5464 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
5465 with crtl->args.internal_arg_pointer.
5467 * function.h (rtl_data): Add new field drap_reg,
5468 max_used_stack_slot_alignment, stack_alignment_estimated,
5469 stack_realign_needed, need_drap, stack_realign_processed and
5470 stack_realign_finalized.
5471 (stack_realign_fp): New macro.
5472 (stack_realign_drap): Likewise.
5474 * global.c (compute_regsets): Frame pointer is needed when
5475 stack is realigned. Can eliminate frame pointer when stack is
5476 realigned and dynamic realigned argument pointer isn't used.
5478 * reload1.c (update_eliminables): Frame pointer is needed
5479 when stack is realigned.
5480 (init_elim_table): Can eliminate frame pointer when stack is
5481 realigned and dynamic realigned argument pointer isn't used.
5483 * rtl.h (assign_stack_local_1): Declare new funtion.
5485 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
5486 (TARGET_GET_DRAP_RTX): Likewise.
5487 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
5488 TARGET_GET_DRAP_RTX.
5490 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
5492 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
5493 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
5495 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
5496 H.J. Lu <hongjiu.lu@intel.com>
5498 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
5499 vdrap_reg, stack_realign and drap_reg_saved.
5500 (add_cfi): Don't allow redefining CFA when DRAP is used.
5501 (reg_save): Handle stack alignment.
5502 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
5503 alignment. Don't generate DWARF information for (set fp sp)
5505 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
5507 (int_loc_descriptor): Move prototype forward. Also define if
5508 DWARF2_UNWIND_INFO is true.
5509 (output_cfa_loc): Handle DW_CFA_expression.
5510 (build_cfa_aligned_loc): New.
5511 (based_loc_descr): Update assert for stack realign. For local
5512 variables, use sp+offset when stack is aligned without drap and
5513 fp+offset when stack is aligned with drap. For arguments, use
5514 cfa+offset when drap is used to align stack.
5516 2008-07-30 Joey Ye <joey.ye@intel.com>
5517 H.J. Lu <hongjiu.lu@intel.com>
5519 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
5521 (ix86_gen_andsp): New.
5522 (ix86_user_incoming_stack_boundary): Likewise.
5523 (ix86_default_incoming_stack_boundary): Likewise.
5524 (ix86_incoming_stack_boundary): Likewise.
5525 (ix86_can_eliminate): Likewise.
5526 (find_drap_reg): Likewise.
5527 (ix86_update_stack_boundary): Likewise.
5528 (ix86_get_drap_rtx): Likewise.
5529 (ix86_finalize_stack_realign_flags): Likewise.
5530 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
5531 (TARGET_GET_DRAP_RTX): Likewise.
5532 (override_options): Overide option value for new options.
5533 (ix86_function_ok_for_sibcall): Remove check for
5534 force_align_arg_pointer.
5535 (ix86_handle_cconv_attribute): Likewise.
5536 (ix86_function_regparm): Likewise.
5537 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
5538 (ix86_va_start): Replace virtual_incoming_args_rtx with
5539 crtl->args.internal_arg_pointer.
5540 (ix86_select_alt_pic_regnum): Check DRAP register.
5541 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
5542 (ix86_compute_frame_layout): Compute frame layout wrt stack
5544 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
5545 (ix86_expand_prologue): Decide if stack realignment is needed
5546 and generate prologue code accordingly.
5547 (ix86_expand_epilogue): Generate epilogue code wrt stack
5548 realignment is really needed or not.
5550 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
5551 (ABI_STACK_BOUNDARY): Likewise.
5552 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
5553 (STACK_REALIGN_DEFAULT): Likewise.
5554 (INCOMING_STACK_BOUNDARY): Likewise.
5555 (MAX_STACK_ALIGNMENT): Likewise.
5556 (ix86_incoming_stack_boundary): Likewise.
5557 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
5558 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
5559 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
5560 (machine_function): Remove force_align_arg_pointer.
5562 * config/i386/i386.md (BX_REG): New.
5563 (R13_REG): Likewise.
5565 * config/i386/i386.opt (mforce_drap): New.
5566 (mincoming-stack-boundary): Likewise.
5567 (mstackrealign): Add Init(-1).
5569 * config/i386/i386-protos.h (ix86_can_eliminate): New
5571 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5573 * doc/extend.texi: Update force_align_arg_pointer.
5575 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
5578 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
5579 (INCOMING_STACK_BOUNDARY): Likewise.
5580 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
5581 (TARGET_GET_DRAP_RTX): Likewise.
5583 2008-07-30 Andreas Schwab <schwab@suse.de>
5585 PR rtl-optimization/36929
5586 * dse.c (replace_inc_dec): Use emit_insn_before instead of
5587 add_insn_before and fix argument order.
5588 (replace_inc_dec_mem): Handle NULL rtx.
5590 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
5592 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
5594 (arm_compute_initial_elimination_offset): Use it.
5595 (arm_compute_save_reg_mask): Include static chain save slot when
5596 calculating alignment.
5597 (arm_get_frame_offsets): Ditto.
5598 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
5599 that we can use to decrement the stack when the stack decrement
5600 could be too big for an immediate value in a single insn.
5601 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
5603 2008-07-30 Richard Guenther <rguenther@suse.de>
5605 PR tree-optimization/36967
5606 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
5607 Release defs of statements we remove.
5609 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5611 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
5612 instead of NULL_RTVEC.
5614 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
5618 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
5621 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
5623 * final.c (call_from_call_insn): New.
5624 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
5626 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
5628 * configure.ac: Substitute ADA_CFLAGS.
5629 * configure: Regenerate.
5630 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
5631 * Makefile.in: Remove mention of X_* variables.
5632 * config/pa/x-ada-hpux10: Remove.
5633 * config/pa/x-ada: Remove.
5635 * doc/fragments.texi: Update.
5637 2008-07-30 Olivier Hainque <hainque@adacore.com>
5639 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
5640 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
5641 __dso_handle explicitly here.
5643 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5646 * c-typeck.c (build_binary_op): Encapsulate code into...
5647 * c-common.c (shorten_binary_op): ...this new function.
5648 (conversion_warning): Use the new function. Handle non-negative
5649 constant in bitwise-and.
5650 * c-common.h (shorten_binary_op): Declare.
5652 2008-07-30 Olivier Hainque <hainque@adacore.com>
5654 * scan.c (make_sstring_space): Add explicit conversions of
5655 allocator's return value.
5656 * fix-header.c (recognized_function): Likewise.
5658 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5660 * doc/cpp.texi: Update to GFDL 1.2.
5661 * doc/gcc.texi: Do not list GPL as Invariant Section.
5662 * doc/gccint.texi: Likewise. Update copyright years.
5663 * doc/install.texi: Update copyright years.
5665 2008-07-30 Alan Modra <amodra@bigpond.net.au>
5668 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
5669 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
5671 2008-07-29 Jan Hubicka <jh@suse.cz>
5673 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
5674 (grokdeclarator): Likewise.
5675 * langhooks.c (lhd_warn_unused_global_decl): Use
5676 DECL_DECLARED_INLINE_P.
5677 * print-tree.c (print_node): Remove DECL_INLINE check.
5679 2008-07-29 Richard Guenther <rguenther@suse.de>
5681 PR tree-optimization/36945
5682 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
5683 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
5684 Record invariant addresses un-decomposed.
5685 (copy_reference_ops_from_call): Record reference call
5686 arguments properly. Simplify.
5687 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
5688 helper split out from ...
5689 (create_component_ref_by_pieces): ... here. Simplify.
5690 Prepare for recursive invocation for call arguments.
5691 (create_expression_by_pieces): Adjust call to
5692 create_component_ref_by_pieces.
5693 (compute_avail): Process operand 2 of reference ops.
5695 2008-07-29 Richard Guenther <rguenther@suse.de>
5697 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
5699 2008-07-29 Jakub Jelinek <jakub@redhat.com>
5701 * c-format.c (check_format_types): Revert unwanted checkin.
5703 2008-07-29 Jan Hubicka <jh@suse.cz>
5705 * flags.h (flag_really_no_inline): Remove.
5706 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
5707 * toplev.c (flag_really_no_inline): Remove.
5708 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
5709 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
5710 (cgraph_decide_inlining_incrementally): Likewise.
5711 (compute_inline_parameters): Likewise.
5712 * opts.c (decode_options): Simplify.
5713 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
5714 * common.opt (finline): Initialize to 1.
5715 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
5717 2008-07-29 Jan Hubicka <jh@suse.cz>
5719 * predict.c (always_optimize_for_size_p): New function.
5720 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5721 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5722 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
5724 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
5725 * function.c (prepare_function_start): Set default profile.
5726 * function.h (rtl_data): Add maybe_hot_insn_p.
5727 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
5728 (construct_exit_block): Likewise.
5729 (tree_expand_cfg): Likewise.
5731 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
5732 optimize_edge_for_size_p, optimize_edge_for_speed_p,
5733 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5734 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
5737 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5740 * c-decl.c (merge_decls): Merge USED flags.
5742 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
5744 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
5745 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
5746 next_stack, lab_false and lab_over trees.
5748 2008-07-28 Richard Guenther <rguenther@suse.de>
5750 PR tree-optimization/36957
5751 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
5752 (useless_type_conversion_p): Remove.
5753 (types_compatible_p): Remove.
5754 * gimple.h (tree_ssa_useless_type_conversion): Declare.
5755 (useless_type_conversion_p): Declare.
5756 (types_compatible_p): Declare.
5757 (gimple_expr_type): Return the base type only if it is
5758 trivially convertible to the subtype.
5760 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
5762 * configure.ac: Use the m4_do macro to concatenate the warnings into
5763 one string in ACX_PROG_CC_WARNING_OPTS,
5764 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
5765 * configure: Regenerate.
5767 2008-07-28 Richard Guenther <rguenther@suse.de>
5769 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
5770 (insert_fake_stores): Remove.
5771 (realify_fake_stores): Likewise.
5772 (execute_pre): Remove dead code.
5773 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
5774 (find_func_aliases): Deal with it here instead.
5775 Re-enable gcc_unreachable call.
5777 2008-07-28 Richard Guenther <rguenther@suse.de>
5779 Merge from gimple-tuples-branch.
5781 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
5782 * gimple.def: New file.
5783 * gsstruct.def: Likewise.
5784 * gimple-iterator.c: Likewise.
5785 * gimple-pretty-print.c: Likewise.
5786 * tree-gimple.c: Removed. Merged into ...
5787 * gimple.c: ... here. New file.
5788 * tree-gimple.h: Removed. Merged into ...
5789 * gimple.h: ... here. New file.
5791 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
5792 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
5793 --enable-checking=gimple flag.
5794 * config.in: Likewise.
5795 * configure: Regenerated.
5797 * tree-ssa-operands.h: Tuplified.
5798 * tree-vrp.c: Likewise.
5799 * tree-loop-linear.c: Likewise.
5800 * tree-into-ssa.c: Likewise.
5801 * tree-ssa-loop-im.c: Likewise.
5802 * tree-dump.c: Likewise.
5803 * tree-complex.c: Likewise.
5804 * cgraphbuild.c: Likewise.
5805 * tree-ssa-threadupdate.c: Likewise.
5806 * tree-ssa-loop-niter.c: Likewise.
5807 * tree-pretty-print.c: Likewise.
5808 * tracer.c: Likewise.
5809 * gengtype.c: Likewise.
5810 * tree-loop-distribution.c: Likewise.
5811 * tree-ssa-loop-unswitch.c: Likewise.
5812 * cgraph.c: Likewise.
5813 * cgraph.h: Likewise.
5814 * tree-ssa-loop-manip.c: Likewise.
5815 * value-prof.c: Likewise.
5816 * tree-ssa-loop-ch.c: Likewise.
5817 * tree-tailcall.c: Likewise.
5818 * value-prof.h: Likewise.
5821 * tree-pass.h: Likewise.
5822 * ipa-cp.c: Likewise.
5823 * tree-scalar-evolution.c: Likewise.
5824 * tree-scalar-evolution.h: Likewise.
5825 * target.h: Likewise.
5826 * lambda-mat.c: Likewise.
5827 * tree-phinodes.c: Likewise.
5828 * diagnostic.h: Likewise.
5829 * builtins.c: Likewise.
5830 * tree-ssa-alias-warnings.c: Likewise.
5831 * cfghooks.c: Likewise.
5832 * fold-const.c: Likewise.
5833 * cfghooks.h: Likewise.
5834 * omp-low.c: Likewise.
5835 * tree-ssa-dse.c: Likewise.
5836 * ipa-reference.c: Likewise.
5837 * tree-ssa-uncprop.c: Likewise.
5838 * toplev.c: Likewise.
5839 * tree-gimple.c: Likewise.
5840 * tree-gimple.h: Likewise.
5841 * tree-chrec.c: Likewise.
5842 * tree-chrec.h: Likewise.
5843 * tree-ssa-sccvn.c: Likewise.
5844 * tree-ssa-sccvn.h: Likewise.
5845 * cgraphunit.c: Likewise.
5846 * tree-ssa-copyrename.c: Likewise.
5847 * tree-ssa-ccp.c: Likewise.
5848 * tree-ssa-loop-ivopts.c: Likewise.
5849 * tree-nomudflap.c: Likewise.
5850 * tree-call-cdce.c: Likewise.
5851 * ipa-pure-const.c: Likewise.
5852 * c-format.c: Likewise.
5853 * tree-stdarg.c: Likewise.
5854 * tree-ssa-math-opts.c: Likewise.
5855 * tree-ssa-dom.c: Likewise.
5856 * tree-nrv.c: Likewise.
5857 * tree-ssa-propagate.c: Likewise.
5858 * ipa-utils.c: Likewise.
5859 * tree-ssa-propagate.h: Likewise.
5860 * tree-ssa-alias.c: Likewise.
5861 * gimple-low.c: Likewise.
5862 * tree-ssa-sink.c: Likewise.
5863 * ipa-inline.c: Likewise.
5864 * c-semantics.c: Likewise.
5865 * dwarf2out.c: Likewise.
5867 * tree-ssa-loop-ivcanon.c: Likewise.
5868 * predict.c: Likewise.
5869 * tree-ssa-loop.c: Likewise.
5870 * tree-parloops.c: Likewise.
5871 * tree-ssa-address.c: Likewise.
5872 * tree-ssa-ifcombine.c: Likewise.
5873 * matrix-reorg.c: Likewise.
5874 * c-decl.c: Likewise.
5875 * tree-eh.c: Likewise.
5876 * c-pretty-print.c: Likewise.
5877 * lambda-trans.c: Likewise.
5878 * function.c: Likewise.
5879 * langhooks.c: Likewise.
5880 * ebitmap.h: Likewise.
5881 * tree-vectorizer.c: Likewise.
5882 * function.h: Likewise.
5883 * langhooks.h: Likewise.
5884 * tree-vectorizer.h: Likewise.
5885 * ipa-type-escape.c: Likewise.
5886 * ipa-type-escape.h: Likewise.
5887 * domwalk.c: Likewise.
5888 * tree-if-conv.c: Likewise.
5889 * profile.c: Likewise.
5890 * domwalk.h: Likewise.
5891 * tree-data-ref.c: Likewise.
5892 * tree-data-ref.h: Likewise.
5893 * tree-flow-inline.h: Likewise.
5894 * tree-affine.c: Likewise.
5895 * tree-vect-analyze.c: Likewise.
5896 * c-typeck.c: Likewise.
5897 * gimplify.c: Likewise.
5898 * coretypes.h: Likewise.
5899 * tree-ssa-phiopt.c: Likewise.
5900 * calls.c: Likewise.
5901 * tree-ssa-coalesce.c: Likewise.
5902 * tree.def: Likewise.
5903 * tree-dfa.c: Likewise.
5904 * except.c: Likewise.
5905 * except.h: Likewise.
5906 * cfgexpand.c: Likewise.
5907 * tree-cfgcleanup.c: Likewise.
5908 * tree-ssa-pre.c: Likewise.
5909 * tree-ssa-live.c: Likewise.
5910 * tree-sra.c: Likewise.
5911 * tree-ssa-live.h: Likewise.
5912 * tree-predcom.c: Likewise.
5913 * lambda.h: Likewise.
5914 * tree-mudflap.c: Likewise.
5915 * ipa-prop.c: Likewise.
5916 * print-tree.c: Likewise.
5917 * tree-ssa-copy.c: Likewise.
5918 * ipa-prop.h: Likewise.
5919 * tree-ssa-forwprop.c: Likewise.
5920 * ggc-page.c: Likewise.
5921 * c-omp.c: Likewise.
5922 * tree-ssa-dce.c: Likewise.
5923 * tree-vect-patterns.c: Likewise.
5924 * tree-ssa-ter.c: Likewise.
5925 * tree-nested.c: Likewise.
5926 * tree-ssa.c: Likewise.
5927 * lambda-code.c: Likewise.
5928 * tree-ssa-loop-prefetch.c: Likewise.
5929 * tree-inline.c: Likewise.
5930 * tree-inline.h: Likewise.
5931 * tree-iterator.c: Likewise.
5932 * tree-optimize.c: Likewise.
5933 * tree-ssa-phiprop.c: Likewise.
5934 * tree-vect-transform.c: Likewise.
5935 * tree-object-size.c: Likewise.
5936 * tree-outof-ssa.c: Likewise.
5937 * cfgloop.c: Likewise.
5938 * system.h: Likewise.
5939 * tree-profile.c: Likewise.
5940 * cfgloop.h: Likewise.
5941 * c-gimplify.c: Likewise.
5942 * c-common.c: Likewise.
5943 * tree-vect-generic.c: Likewise.
5944 * tree-flow.h: Likewise.
5945 * c-common.h: Likewise.
5946 * basic-block.h: Likewise.
5947 * tree-ssa-structalias.c: Likewise.
5948 * tree-switch-conversion.c: Likewise.
5949 * tree-ssa-structalias.h: Likewise.
5950 * tree-cfg.c: Likewise.
5951 * passes.c: Likewise.
5952 * ipa-struct-reorg.c: Likewise.
5953 * ipa-struct-reorg.h: Likewise.
5954 * tree-ssa-reassoc.c: Likewise.
5955 * cfgrtl.c: Likewise.
5956 * varpool.c: Likewise.
5958 * tree-ssanames.c: Likewise.
5959 * tree-ssa-threadedge.c: Likewise.
5960 * langhooks-def.h: Likewise.
5961 * tree-ssa-operands.c: Likewise.
5962 * config/alpha/alpha.c: Likewise.
5963 * config/frv/frv.c: Likewise.
5964 * config/s390/s390.c: Likewise.
5965 * config/m32c/m32c.c: Likewise.
5966 * config/m32c/m32c-protos.h: Likewise.
5967 * config/spu/spu.c: Likewise.
5968 * config/sparc/sparc.c: Likewise.
5969 * config/i386/i386.c: Likewise.
5970 * config/sh/sh.c: Likewise.
5971 * config/xtensa/xtensa.c: Likewise.
5972 * config/stormy16/stormy16.c: Likewise.
5973 * config/ia64/ia64.c: Likewise.
5974 * config/rs6000/rs6000.c: Likewise.
5975 * config/pa/pa.c: Likewise.
5976 * config/mips/mips.c: Likewise.
5978 2008-07-28 Simon Baldwin <simonb@google.com>
5980 * c-pragma.c (handle_pragma_message): New function.
5981 (init_pragma): Register handle_pragma_message.
5982 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
5985 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
5987 PR tree-optimization/35252
5988 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
5989 REALPART_EXPR to be considered as same load operation.
5991 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
5993 PR tree-optimization/36830
5994 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
5995 (expressions_equal_p): Return false if only one operand is null.
5997 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
5999 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
6000 version requirements.
6002 2008-07-26 Olivier Hainque <hainque@adacore.com>
6004 * collect2.c (symkind): New enum. Symbol kinds we care about.
6005 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
6006 code and head comment accordingly.
6007 (scan_prog_file): Use symkind names instead of bare integers.
6009 2008-07-25 Jan Hubicka <jh@suse.cz>
6011 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
6013 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
6014 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
6015 * dojump.c (clear_pending_stack_adjust): Likewise.
6016 * print-tree.c (print_node): Ignore DECL_INLINE.
6017 * tree-inline.c (inlinable_function_p): Likewise.
6019 2008-07-25 Michael Meissner <gnu@the-meissners.org>
6021 * doc/extend.texi (hot attribute): Document that the hot attribute
6022 turns on -O3 for some ports.
6023 (cold attribute): Document that the cold attribute turns on -Os
6026 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
6027 reflect function specific option support.
6029 * target.h (struct target_option_hooks): Add fields to say whether
6030 the cold attribute implies -Os and the hot attribute implies -O3.
6032 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
6033 By default, do not turn on -Os for cold functions.
6034 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
6035 not turn on -O3 for hot functions.
6037 * c-common.c (handle_hot_attribute): Use target hook to determine
6038 if hot functions should enable -O3.
6039 (handle_cold_attribute): Use target hook to determine if cold
6040 functions should enable -Os.
6042 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
6043 (override_options): Move disable scheduling to
6044 optimization_options.
6045 (optimization_options): Disable scheduling here, not
6047 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6048 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6050 * config/ia64/ia64.c (ia64_override_options): Move setting
6051 scheduling flags to ia64_optimization_options.
6052 (ia64_optimization_options): Disable scheduling options here, and
6053 not in ia64_override_options.
6054 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6055 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6057 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
6060 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
6062 2008-07-25 Martin Jambor <mjambor@suse.cz>
6064 PR tree-optimization/36926
6065 * ipa-prop.c (ipa_analyze_call_uses): Call
6066 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
6068 2008-07-25 Joseph Myers <joseph@codesourcery.com>
6070 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6071 movv2si_internal): Add mem = reg alternative.
6073 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
6076 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
6077 DEFAULT_PCC_STRUCT_RETURN to 127.
6079 2008-07-24 Jan Hubicka <jh@suse.cz>
6081 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
6082 (build_cgraph_edges): Likewise.
6083 * cgraph.c (cgraph_node): Do not update assembler hash.
6084 (cgraph_remove_node): Drop non-unit-at-a-time code.
6085 * tree-pass.h (pass_O0_always_inline): Remove.
6086 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
6087 * toplev.c (process_options): Flag unit-at-a-time does not imply
6089 * cgraphunit.c: Update comments.
6090 (decide_is_function_needed): Drop non-unit-at-a-time mode.
6091 (cgraph_assemble_pending_functions): Remove.
6092 (cgraph_reset_node): Drop non-unit-at-a-time code.
6093 (cgraph_finalize_function): Likewise.
6094 (cgraph_analyze_function): Likewise.
6095 (cgraph_finalize_compilation_unit): Likewise.
6096 (cgraph_expand_function): Likewise.
6097 (cgraph_optimize): Likesise.
6098 (save_inline_function_body): Likewise.
6099 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
6100 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
6101 * ipa-inline.c: Update comments.
6102 (enum inlining_mode): remove INLINE_SPEED.
6103 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
6104 (cgraph_mark_inline_edge): Likewise.
6105 (try_inline): Likewise.
6106 (cgraph_decide_inlining_incrementally): Likewise.
6107 (cgraph_gate_inlining): Remove.
6108 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
6109 (cgraph_gate_early_inlining): Likewise.
6110 (gate_inline_passes): Remove.
6111 (pass_inline_parameters, pass_ipa_inline): Remove gates.
6112 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6113 pass_O0_always_inline): Remove.
6114 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
6115 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
6116 * opts.c (no_unit_at_a_time_default): Remove.
6117 (decode_options): Remove flag_unit_at_a_time reset and warning.
6118 * opts.h (no_unit_at_a_time_default): Remove.
6119 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
6120 early in GNU dialect.
6121 (merge_decls): Update comment; drop unit-at-a-time check.
6122 (finish_decl): Likewise.
6123 (grok_declaration): Remove flag_inline_trees code.
6124 (finish_functions): Return on function returning non-void on all
6126 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
6127 * cfgexpand.c (expand_one_static_var): Remove.
6128 (expand_one_var): Remove expand_one_static_var call.
6129 (expand_used_vars_for_block): Remove flag_unit_a_time check.
6130 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
6131 and flag_unit_at_a-time compatibility checks.
6132 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
6133 * tree-inline.c (flag_inline_trees): Remove.
6134 (inlinable_function_p): Don't check it.
6135 (expand_call_inline): Remove non-unit-at-a-time code.
6136 * tree-inline.h (flag_inline_trees): Remove.
6137 * tree-optimize.c (execute_early_local_optimizations): Remove
6138 unit-at-a-time checks.
6139 (tree_rest_of_compilation): Likewise.
6140 * combine.c (setup_incoming_promotions): Likewise.
6141 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
6142 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
6143 * passes.c (pass_inline_parameters): Update comments; remove
6144 O0_alwaysinline pass.
6145 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
6146 (execute_one_pass): Likewise.
6147 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
6148 (ix86_function_sseregparm): Likewise.
6149 * arm.c (arm_function_in_section_p): Likewise.
6150 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
6151 * varpool.c: Update comments.
6152 (decide_is_variable_needed): Remove unit-at-a-time checks.
6153 (varpool_finalize_decl): Likewise.
6155 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
6157 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
6159 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
6161 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
6163 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
6164 imp symbol extension.
6166 2008-07-23 Ian Lance Taylor <iant@google.com>
6168 * tree-vrp.c (infer_value_range): Ignore asm statements when
6169 looking for memory accesses for -fdelete-null-pointer-checks.
6171 2008-07-24 Ben Elliston <bje@au.ibm.com>
6173 * config/spu/spu-c.c (__vector_keyword): New variable.
6174 (vector_keyword): Likewise.
6175 (spu_categorize_keyword): New function.
6176 (spu_macro_to_expand): Likewise.
6177 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
6178 compiling an ISO C dialect.
6180 2008-07-24 Ben Elliston <bje@au.ibm.com>
6182 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
6185 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6187 * configure: Regenerate.
6188 * configure.ac: Require texinfo 4.7.
6189 * doc/install.texi: Document texinfo 4.7 requirement.
6191 2008-07-23 Martin Jambor <mjambor@suse.cz>
6193 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
6194 rather than for DECL_SAVED_TREE.
6195 * ipa-prop.c: Include diagnostic.h.
6196 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
6198 (ipa_detect_param_modifications): Function rewritten from scratch.
6199 (ipa_compute_jump_functions): Changed accesses to modification flags.
6200 (ipa_free_node_params_substructures): Update flags destruction.
6201 (ipa_node_duplication_hook): Update flags duplication.
6202 (ipa_print_all_params_modified): Updated flag access.
6203 * ipa-prop.h (struct ipa_param_flags): New structure.
6204 (struct ipa_node_params): New field modification_analysis_done,
6205 modified_flags changed into param_flags.
6206 (ipa_is_ith_param_modified): Changed to use new flags.
6207 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
6209 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
6210 ipa-cp.c and split into two functions.
6211 (ipa_print_node_jump_functions): New function.
6212 (compute_scalar_jump_functions): New function.
6213 (type_like_member_ptr_p): New function.
6214 (compute_pass_through_member_ptrs): New function.
6215 (fill_member_ptr_cst_jump_function): New function.
6216 (determine_cst_member_ptr): New function.
6217 (compute_cst_member_ptr_arguments): New function.
6218 (ipa_compute_jump_functions): Complete rewrite.
6219 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
6220 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
6221 (struct ipa_member_ptr_cst): New structure.
6222 (union jump_func_value): New field member_cst.
6223 * ipa-cp.c (ipcp_lat_is_insertable): New function.
6224 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
6225 jump function types.
6226 (ipcp_print_all_lattices): Slight fprintf rearrangement.
6227 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
6228 instead of ipcp_print_all_jump_functions.
6229 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
6230 only for replacable scalars.
6232 * doc/invoke.texi (Optimize options): Add description of
6233 -findirect-inlining.
6234 * common.opt (flag_indirect_inlining): New flag.
6235 * opts.c (decode_options): Set flag_indirect_inlining when
6238 * ipa-inline.c: Include ipa-prop.h.
6239 (inline_indirect_intraprocedural_analysis): New function.
6240 (inline_generate_summary): Allocate parameter and argument info
6241 structures, call inline_indirect_intraprocedural_analysis on each
6242 node when doing indirect inlining and deallocate indirect inlining
6243 data structures in the end.
6244 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
6245 (free_all_ipa_structures_after_iinln): New function.
6246 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
6248 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
6250 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
6251 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6252 of computing the frequency separately.
6253 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6254 of computing the frequency separately.
6255 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
6256 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
6257 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
6258 (ipa_get_stmt_member_ptr_load_param): New function.
6259 (ipa_is_ssa_with_stmt_def): New function.
6260 (ipa_note_param_call): New function.
6261 (ipa_analyze_call_uses): New function.
6262 (ipa_analyze_stmt_uses): New function.
6263 (ipa_analyze_params_uses): New function.
6264 (ipa_free_node_params_substructures): Also free the param_calls linked
6266 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
6267 (ipa_print_node_param_flags): New function.
6268 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
6269 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
6270 * ipa-prop.h (struct ipa_param_flags): New field called.
6271 (struct ipa_param_call_note): New structure.
6272 (struct ipa_node_params): New fields param_calls and
6274 (ipa_is_ith_param_called): New function.
6275 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
6276 ipa_analyze_params_uses and dump parameter flags.
6278 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
6279 ipa_propagate_indirect_call_infos if performing indirect inlining,
6280 pass a new parameter new_edges to it.
6281 (add_new_edges_to_heap): New fucntion.
6282 (cgraph_decide_inlining_of_small_functions): New vector
6283 new_indirect_edges for newly found indirect edges , call
6284 ipa_propagate_indirect_call_infos after inlining.
6285 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
6286 inlining if performing indirect inlining. Call
6287 free_all_ipa_structures_after_iinln when doing so too.
6288 (inline_generate_summary): Do not call
6289 free_all_ipa_structures_after_iinln here.
6290 * ipa-prop.c (update_jump_functions_after_inlining): New function.
6291 (print_edge_addition_message): New function.
6292 (update_call_notes_after_inlining): New function.
6293 (propagate_info_to_inlined_callees): New function.
6294 (ipa_propagate_indirect_call_infos): New function.
6295 * ipa-prop.h: Include cgraph.h
6296 (struct ipa_param_call_note): Fields reordered, new field processed.
6297 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
6299 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
6300 rediscovered call statements.
6301 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
6302 (dump_cgraph_node): Dump also the indirect_call flag.
6303 (cgraph_clone_edge): Copy also the indirect_call flag.
6304 * tree-inline.c (copy_bb): Do not check for fndecls from call
6305 expressions, check for edge availability when moving clones.
6306 (get_indirect_callee_fndecl): New function.
6307 (expand_call_inline): If callee declaration is not apprent from
6308 the statement, try calling get_indirect_callee_fndecl. Do not
6309 issue warnings or call sorry when not inlinings an indirect edge.
6310 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
6312 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
6313 bit more frandly to matching.
6314 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
6315 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
6316 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
6318 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6321 * opth-gen.awk: Suppress function specific features when building
6323 * optc-gen.awk: Ditto.
6325 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6328 * diagnostic.c (pedwarn): Add opt parameter.
6330 * c-tree.h (pedwarn_init): Add opt parameter.
6331 (pedwarn_c90): Likewise.
6332 (pedwarn_c99): Likewise.
6333 * c-errors.c (pedwarn_c99): Likewise.
6334 (pedwarn_c90): Likewise.
6335 * toplev.h (pedwarn): Update declaration.
6336 (pedwarn0): Declare.
6337 * c-lex.c: All calls to pedwarn changed.
6338 * builtins.c: All calls to pedwarn changed.
6339 * toplev.c: All calls to pedwarn changed.
6340 * c-decl.c: All calls to pedwarn changed.
6341 * c-typeck.c: All calls to pedwarn changed.
6342 * c-common.c: All calls to pedwarn changed.
6343 * c-parser.c: All calls to pedwarn changed.
6345 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6346 Karthik Kumar <karthikkumar@gmail.com>
6348 * attribs.c (file scope): Include c-common.h.
6349 (decl_attributes): Add support for #pragma GCC optimize and
6352 * targhooks.c (default_can_inline_p): New function that is the
6353 default for the TARGET_CAN_INLINE_P target hook.
6355 * targhooks.h (default_can_inline_p): Add declaration.
6357 * tree.c (cl_optimization_node): New static tree for building
6358 OPTIMIZATION_NODE tree.
6359 (cl_target_option_node): New static tree for building
6360 TARGET_OPTION_NODE tree.
6361 (cl_option_hash_table): New hash table for hashing
6362 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6363 (cl_option_hash_hash): New function to provide the hash value for
6364 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6365 (cl_option_hash_eq): New function to provide an equality test for
6366 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6367 (tree_code_size): Add support for OPTIMIZATION_NODE and
6368 TARGET_OPTION_NODE trees.
6369 (tree_code_structure): Add support for OPTIMIZATION_NODE and
6370 TARGET_OPTION_NODE trees.
6371 (build_optimization_node): Build a tree that has all of the
6372 current optimization options.
6373 (build_target_option_node): Build a tree that has the target
6374 options that might be changed on a per function basis.
6376 * tree.h (file scope): Include options.h.
6377 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
6378 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6379 (TREE_OPTIMIZATION): Ditto.
6380 (TREE_TARGET_SPECIFIC): Ditto.
6381 (struct tree_function_decl): Add fields for remembering the
6382 current optimization options and target specific options.
6383 (struct tree_optimization_option): New tree variant that remembers
6384 the optimization options.
6385 (struct tree_target_option): New tree variant that remembers the
6386 target specific flags that might change for compiling a particular
6388 (union tree_node): Include tree_optimization_option and
6389 tree_target_option fields.
6390 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
6391 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
6392 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
6393 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
6394 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
6395 optimization and target options.
6396 (optimization_default_node): New macro to refer to global_trees
6398 (optimization_current_node): Ditto.
6399 (optimization_cold_node): Ditto.
6400 (optimization_hot_node): Ditto.
6401 (target_option_default_node): Ditto.
6402 (target_option_current_node): Ditto.
6403 (current_option_pragma): Ditto.
6404 (current_optimize_pragma): Ditto.
6406 * target.h (struct gcc_target): Add valid_option_attribute_p,
6407 target_option_save, target_option_restore, target_option_print,
6408 target_option_pragma_parse, and can_inline_p hooks.
6410 * toplev.h (parse_optimize_options): Add declaration.
6411 (fast_math_flags_struct_set_p): Ditto.
6413 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
6414 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
6417 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
6418 tree_can_inline_p hook to see if one function can inline another.
6419 (cgraph_decide_inlining): Ditto.
6420 (cgraph_decide_inlining_incrementally): Ditto.
6422 * opts.c (decode_options): Add support for running multiple times
6423 to allow functions with different target or optimization options
6424 than was specified on the command line.
6425 (fast_math_flags_struct_set_p): New function that is similar to
6426 fast_math_flags_set_p, except it uses the values in the
6427 cl_optimization structure instead of global variables.
6429 * optc-gen.awk: Add support for TargetSave to allow a back end to
6430 declare new fields that need to be saved when using function
6431 specific options. Include flags.h and target.h in the options.c
6432 source. Add support for Save to indicate which options can be set
6433 for individual functions. Generate cl_optimize_save,
6434 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
6435 cl_target_option_restore, cl_target_option_print functions to
6436 allow functions to use different optimization or target options.
6438 * opt-functions.awk (var_type_struct): Return the type used for
6439 storing the field in a structure.
6441 * opth-gen.awk: Add support for TargetSave to allow a back end to
6442 declare new fields that need to be saved when using function
6443 specific options. Add support for Save to indicate which options
6444 can be set for individual functions. Only generate one extern for
6445 Mask fields. Generate cl_optimization and cl_target_option
6446 structures to remember optimization and target options.
6448 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
6449 collecting new tree nodes.
6450 (TS_TARGET_OPTION): Ditto.
6452 * c-decl.c (merge_decls): Merge function specific target and
6453 optimization options.
6455 * function.c (invoke_set_current_function_hook): If the function
6456 uses different optimization options, change the global variables
6459 * coretypes.h (struct cl_optimization): Add forward reference.
6460 (struct cl_target_option): Ditto.
6462 * c-pragma.c (option_stack): New static vector to remember the
6463 current #pragma GCC option stack.
6464 (handle_pragma_option): New function to support #pragma GCC option
6465 to change target options.
6466 (optimize_stack): New static vector to remember the current
6467 #pragma GCC optimize stack.
6468 (handle_pragma_optimize): New function to support #pragma GCC
6469 optimize to change optimization options.
6470 (init_pragma): Add support for #pragma GCC optimize and #pragma
6473 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
6474 optimization options.
6475 (TARGET_OPTION_NODE): New tree code for remembering certain target
6478 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
6479 TARGET_OPTION_NODE trees.
6481 * common.opt (-O): Add Optimization flag.
6483 (-fmath-errno): Ditto.
6484 (-falign-functions): Add UInteger flag to make sure flag gets full
6485 int in cl_optimization structure.
6486 (-falign-jumps): Ditto.
6487 (-falign-labels): Ditto.
6488 (-falign-loops): Ditto.
6489 (-fsched-stalled-insns): Ditto.
6490 (-fsched-stalled-insns-dep): Ditto.
6492 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
6494 (TARGET_OPTION_SAVE): Ditto.
6495 (TARGET_OPTION_RESTORE): Ditto.
6496 (TARGET_OPTION_PRINT): Ditto.
6497 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6498 (TARGET_CAN_INLINE_P): Ditto.
6499 (TARGET_INITIALIZER): Add new hooks.
6501 * tree-inline.c (tree_can_inline_p): New function to determine
6502 whether one function can inline another. Check if the functions
6503 use compatible optimization options, and also call the backend
6506 * tree-inline.h (tree_can_inline_p): Add declaration.
6508 * c-common.c (c_common_attribute): Add support for option and
6509 optimize attributes.
6510 (handle_option_attribute): Add support for the option attribute to
6511 allow the user to specify different target options for compiling a
6513 (handle_optimize_attribute): Add support for the optimize
6514 attribute to allow the user to specify different optimization
6515 options for compiling a specific function.
6516 (handle_hot_attribute): Turn on -O3 optimization for this one
6517 function if it isn't the default optimization level.
6518 (handle_cold_attribute): Turn on -Os optimization for this one
6519 function if it insn't the default optimization.
6520 (const_char_p): New const char * typedef.
6521 (optimize_args): New static vector to remember the optimization
6523 (parse_optimize_options): New function to set up the optimization
6524 arguments from either the optimize attribute or #pragma GCC optimize.
6526 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
6527 (builtin_define_std): Ditto.
6529 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
6530 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
6531 (x86_64-*-*): Ditto.
6533 * Makefile.in (TREE_H): Add options.h.
6534 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
6536 * doc/extend.texi (option attribute): Document new attribute.
6537 (optimize attribute): Ditto.
6538 (hot attribute): Document hot attribute sets -O3.
6539 (cold attribute): Document cold attribute sets -Os.
6540 (#pragma GCC option): Document new pragma.
6541 (#pragma GCC optimize): Ditto.
6543 * doc/options.texi (TargetSave): Document TargetSave syntax.
6544 (UInteger): Document UInteger must be used for certain flags.
6545 (Save): Document Save option to create target specific options
6546 that can be saved/restored on a function specific context.
6548 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
6549 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6551 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
6552 (TARGET_OPTION_SAVE): Ditto.
6553 (TARGET_OPTION_RESTORE): Ditto.
6554 (TARGET_OPTION_PRINT): Ditto.
6555 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6556 (TARGET_CAN_INLINE_P): Ditto.
6558 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
6560 (-mfpmath=both): Ditto.
6562 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6563 Karthik Kumar <karthikkumar@gmail.com>
6565 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
6566 (TARGET_POPCNT): Ditto.
6567 (TARGET_SAHF): Ditto.
6568 (TARGET_AES): Ditto.
6569 (TARGET_PCLMUL): Ditto.
6570 (TARGET_CMPXCHG16B): Ditto.
6571 (TARGET_RECIP): Move switch into target_flags.
6572 (TARGET_FUSED_MADD): Ditto.
6573 (ix86_arch_features): Make an unsigned char type.
6574 (ix86_tune_features): Ditto.
6575 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
6576 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
6577 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
6579 * config/i386/i386.opt (arch): New TargetSave field to define
6580 fields that need to be saved for function specific option support.
6583 (branch_cost): Ditto.
6584 (ix86_isa_flags_explicit): Ditto.
6585 (tune_defaulted): Ditto.
6586 (arch_specified): Ditto.
6587 (-m128-long-double): Add Save flag to save option for target
6588 specific option support.
6590 (-maccumulate-outgoing-args): Ditto.
6591 (-malign-double): Ditto.
6592 (-malign-stringops): Ditto.
6593 (-mfancy-math-387): Ditto.
6594 (-mhard-float): Ditto.
6596 (-minline-all-stringops): Ditto.
6597 (-minline-stringops-dynamically): Ditto.
6598 (-mms-bitfields): Ditto.
6599 (-mno-align-stringops): Ditto.
6600 (-mno-fancy-math-387): Ditto.
6601 (-mno-push-args): Ditto.
6602 (-mno-red-zone): Ditto.
6603 (-mpush-args): Ditto.
6604 (-mred-zone): Ditto.
6606 (-msseregparm): Ditto.
6607 (-mstack-arg-probe): Ditto.
6622 (-mrecip): Move flag into target_flags.
6624 (-mno-fused-madd): Ditto.
6625 (-mfused-madd): Ditto.
6626 (-mabm): Move flag into ix86_isa_flags.
6633 * config/i386/i386-c.c: New file for #pragma support.
6634 (ix86_target_macros_internal): New function to #define or #undef
6635 target macros based when the user uses the #pragma GCC option to
6636 change target options.
6637 (ix86_pragma_option_parse): New function to add #pragma GCC option
6639 (ix86_target_macros): Move defining the target macros here from
6640 TARGET_CPU_CPP_BUILTINS in i386.h.
6641 (ix86_register_pragmas): Register the #pragma GCC option hook. If
6642 defined, initialize any subtarget #pragmas.
6644 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
6645 REGISTER_TARGET_PRAGMAS.
6647 * config/i386/t-i386: New file for x86 dependencies.
6648 (i386.o): Make dependencies mirror the include files used.
6649 (i386-c.o): New file, add dependencies.
6651 * config/i386/i386-protos.h (override_options): Add bool argument.
6652 (ix86_valid_option_attribute_tree): Add declaration.
6653 (ix86_target_macros): Ditto.
6654 (ix86_register_macros): Ditto.
6656 * config/i386/i386.c (ix86_tune_features): Move initialization of
6657 the target masks to initial_ix86_tune_features to allow functions
6658 to have different target options. Make type unsigned char,
6659 instead of unsigned int.
6660 (initial_ix86_tune_features): New static vector to hold processor
6661 masks for the tune variables.
6662 (ix86_arch_features): Move initialization of the target masks to
6663 initial_ix86_arch_features to allow functions to have different
6664 target options. Make type unsigned char, instead of unsigned int.
6665 (initial_ix86_arch_features): New static vector to hold processor
6666 masks for the arch variables.
6667 (enum ix86_function_specific_strings): New enum to describe the
6668 string options used for attribute((option(...))).
6669 (ix86_target_string): New function to return a string that
6670 describes the target options.
6671 (ix86_debug_options): New function to print the current options in
6673 (ix86_function_specific_save): New function hook to save the
6674 function specific global variables in the cl_target_option structure.
6675 (ix86_function_specific_restore): New function hook to restore the
6676 function specific variables from the cl_target_option structure to
6677 the global variables.
6678 (ix86_function_specific_print): New function hook to print the
6679 target specific options in the cl_target_option structure.
6680 (ix86_valid_option_attribute_p): New function hook to validate
6681 attribute((option(...))) arguments.
6682 (ix86_valid_option_attribute_tree): New function that is common
6683 code between attribute((option(...))) and #pragma GCC option
6684 support that parses the options and returns a tree holding the options.
6685 (ix86_valid_option_attribute_inner_p): New helper function for
6686 ix86_valid_option_attribute_tree.
6687 (ix86_can_inline_p): New function hook to decide if one function
6688 can inline another on a target specific basis.
6689 (ix86_set_current_function); New function hook to switch target
6690 options if the user used attribute((option(...))) or #pragma GCC
6692 (ix86_tune_defaulted): Move to static file scope from
6694 (ix86_arch_specified): Ditto.
6695 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
6697 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
6698 (OPTION_MASK_ISA_ABM_SET): Ditto.
6699 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
6700 (OPTION_MASK_ISA_CX16_SET): Ditto.
6701 (OPTION_MASK_ISA_SAHF_SET): Ditto.
6702 (OPTION_MASK_ISA_AES_UNSET): Ditto.
6703 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
6704 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
6705 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
6706 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
6707 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
6708 (struct ptt): Move to static file scope from override_options.
6709 (processor_target_table): Ditto.
6711 (ix86_handle_option): Add support for options that are now isa options.
6712 (override_options): Add support for declaring functions that
6713 support different target options than were specified on the
6714 command line. Move struct ptt, processor_target_table, cpu_names,
6715 ix86_tune_defaulted, ix86_arch_specified to static file scope.
6716 Add bool argument. Fix up error messages so the appropriate error
6717 is given for either command line or attribute.
6718 (ix86_previous_fndecl): New static to remember previous function
6719 declaration to see if we need to change target options.
6720 (ix86_builtins_isa): New array to record the ISA of each builtin
6722 (def_builtin): Always create the builtin function, even if the
6723 current ISA doesn't support it.
6724 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
6725 tests for those builtins.
6726 (ix86_init_builtins): Remove TARGET_MMX test for calling
6727 ix86_init_mmx_sse_builtins.
6728 (ix86_expand_builtin): If the current ISA doesn't support a given
6729 builtin, signal an error.
6730 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
6731 (TARGET_SET_CURRENT_FUNCTION): Ditto.
6732 (TARGET_OPTION_SAVE): Ditto.
6733 (TARGET_OPTION_RESTORE): Ditto.
6734 (TARGET_OPTION_PRINT): Ditto.
6735 (TARGET_CAN_INLINE_P): Ditto.
6737 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
6739 * c-typeck.c (build_external_ref): Don't call assemble_external.
6740 * final.c (output_operand): Call assemble_external.
6742 2008-07-21 DJ Delorie <dj@redhat.com>
6744 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
6745 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6747 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6749 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
6750 original insn and splitter contents into ...
6751 ("*div<mode>3_fast"): ... this new pattern. Enable only if
6752 flag_unsafe_math_optimizations. Add dummy scratch register.
6753 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
6754 !flag_unsafe_math_optimizations. Returns number with next
6755 highest magnitude if this is still less or equal to the true
6756 quotient in magnitude.
6758 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
6760 * Makefile.in: Replace toplev.h with TOPLEV_H.
6761 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
6762 * c-lex.c (fe_file_change): Don't set in_system_header.
6763 * c-parser.c (c_token): Remove in_system_header.
6764 (c_lex_one_token): Don't set in_system_header.
6765 (c_parser_set_source_position_from_token): Don't set in_system_header.
6766 * diagnostic.c (diagnostic_report_diagnostic): Use location from
6769 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
6770 * flags.h (in_system_header): Remove.
6771 * function.c (saved_in_system_header): Remove.
6772 (push_cfun): Don't set in_system_header.
6773 (pop_cfun): Don't set in_system_header.
6774 (push_struct_function): Don't set in_system_header.
6775 * input.h (expanded_location): Add sysp.
6776 (in_system_header_at): New.
6777 (in_system_header): New.
6778 * toplev.c (in_system_header): Remove.
6779 * toplev.h: Include input.h
6781 * tree-cfg.c (execute_warn_function_return): Call warning_at.
6782 * tree-ssa.c (warn_uninit): Call warning_at.
6783 (warn_uninitialized_var): Update calls to warn_uninit.
6784 (warn_uninitialized_phi): Update calls to warn_uninit.
6785 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
6786 (expand_location): Initialize xloc.sysp.
6787 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
6788 (tree_decl_with_vis): Remove in_system_header_flag.
6790 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
6793 * recog.c (asm_operand_ok): Change the order of the extra
6794 memory constraint checks.
6796 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
6799 * tree-switch-conversion.c (build_one_array): Call
6800 varpool_mark_needed_node and varpool_finalize_decl
6801 instead of assemble_variable.
6803 2008-07-19 Jan Hubicka <jh@suse.cz>
6805 * cgraph.c (cgraph_add_new_function): Do early local passes.
6806 * tree-nrv.c (gate_pass_return_slot): New gate.
6807 (pass_nrv): Add the gate.
6808 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
6810 (coalesce_ssa_name): Coalesce SSA names.
6811 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
6812 not optimizing so unused user vars remains visible.
6813 * common.opt (flag_tree_ter): Always enable by default.
6814 * tree-ssa-ter.c: Include flags.h
6815 (is_replaceable_p): Check that locations match; when aliasing is missing
6816 be conservative about loads.
6817 * tree-optimize.c (gate_init_datastructures): Remove.
6818 (pass_init_datastructures): New.
6819 * passes.c: Reorder passes so we always go into SSA.
6821 2008-07-19 Jan Hubicka <jh@suse.cz>
6823 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
6824 * doc/invoke.texi (--combine): Likewise.
6825 (-finline-functions-called-once): Update levels when enabled.
6826 (-funit-at-a-time): Document new behaviour.
6827 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
6828 -fno-section-anchors when disabled explicitly.
6829 (inline params): They are not ignored now.
6830 (precompiled headers): Remove unit-at-a-time as being incompatible.
6831 * opts.c (decode_options): Handle unit-at-a-time as alias;
6832 imply -fno-section-anchors when toplevel reorder is disabled
6834 * common.opt (ftoplevel-reorder): Set default value to 2.
6835 (funit-at-a-time): Set default value to 1.
6836 * config/rs6000/rs6000.c (optimization_options): Set section anchors
6839 2008-07-19 Jan Hubicka <jh@suse.cz>
6841 * builtins.c (expand_builtin_int_roundingfn,
6842 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
6845 2008-07-19 Richard Guenther <rguenther@suse.de>
6848 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
6849 * tree-ssa-sccvn.c (get_constant_value_id): New function.
6850 * tree-ssa-pre.c (get_expr_value_id): For newly created
6851 constant value-ids make sure to add the expression to its
6854 2008-07-19 Jakub Jelinek <jakub@redhat.com>
6857 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
6858 return value of the builtin is ignored.
6860 2008-07-19 Olivier Hainque <hainque@adacore.com>
6862 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
6863 bits, a C conformant malloc implementation has to provide.
6864 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
6866 2008-07-19 Joseph Myers <joseph@codesourcery.com>
6870 * reload.c (find_reloads_subreg_address): Only reload address if
6871 reloaded == 0, not for reloaded != 1.
6874 2008-07-16 Joseph Myers <joseph@codesourcery.com>
6875 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
6876 (m32c_legitimate_address_p): Handle "++rii" addresses created by
6877 m32c_legitimize_reload_address.
6879 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
6880 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
6881 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
6883 2008-07-19 Olivier Hainque <hainque@adacore.com>
6885 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
6886 argument, saying whether nested array are to be collapsed
6887 into a single array type DIE with multiple subscripts.
6888 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
6889 issues, centralize the nested array types collapsing control and
6890 disable the transformation for Ada.
6892 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
6895 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
6897 (x86_64_shift_adj_2): New expander.
6898 (x86_64_shift_adj_3): Ditto.
6899 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
6900 to split TImode operands.
6901 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
6902 (ix86_split_lshr): Ditto.
6904 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
6906 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
6907 and __CHAR32_TYPE__.
6908 * c-typeck.c (digest_init): Support char16_t and char32_t.
6909 (set_nonincremental_init_from_string): Idem.
6911 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6914 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
6915 PREFERRED_STACK_BOUNDARY.
6916 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6918 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
6921 * function.c (locate_and_pad_parm): Cap boundary earlier.
6923 2008-07-17 Julian Brown <julian@codesourcery.com>
6925 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
6926 no-op for targets which don't use DLLs.
6928 2008-07-17 Martin Jambor <mjambor@suse.cz>
6930 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
6931 that nodes are relevant by examining the node->analyzed flag.
6932 (ipcp_init_stage): Check which nodes are relevant, assert that the
6933 relevant ones are also required.
6934 (ipcp_propagate_stage): Check on the side arrays are properly
6936 (ipcp_print_all_jump_functions): Make sure not to touch any node
6937 that is not analyzed or an edge that does not have a corresponding
6938 entry in the on-the-side vectors.
6939 (ipcp_function_scale_print): Likewise.
6940 (ipcp_update_callgraph): Check that the node is relevant.
6941 (ipcp_insert_stage): Check that the node is relevant. Check there is
6942 an info for every node and edge.
6943 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
6944 (ipa_print_all_tree_maps): Likewise and a new variable info.
6945 (ipa_print_all_params_modified): Likewise.
6946 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
6948 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
6951 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
6953 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
6955 PR rtl-optimization/36753
6956 * fwprop.c (use_killed_between): Don't shortcut
6957 single-definition global registers.
6959 2008-07-16 Jan Hubicka <jh@suse.cz>
6961 * cgraph.h (varpool_empty_needed_queue): Declare.
6962 * cgraphunit.c (output_in_order): Mark all variables as needed;
6964 * varpool.c (varpool_assemble_node): Update debug queue.
6965 (varpool_assemble_pending_decls): Don't do it here.
6966 (varpool_empty_needed_queue): New function.
6968 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6970 * recog.c (peephole2_optimize): Fix formatting.
6972 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6974 * c-pch.c (get_ident): Avoid C++ keywords.
6975 * combine-stack-adj.c (single_set_for_csa): Likewise.
6976 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
6977 output_asm_insn): Likewise.
6978 * reload.c (push_secondary_reload, find_reusable_reload,
6979 push_reload, combine_reloads, find_reloads,
6980 debug_reload_to_stream): Likewise.
6981 * reload.h (struct reload): Likewise.
6982 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
6983 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
6984 emit_output_reload_insns): Likewise.
6985 * targhooks.c (default_secondary_reload): Likewise.
6986 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
6988 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6990 * recog.c (validate_change_1, validate_change,
6991 validate_unshare_change, validate_replace_rtx_1, struct
6992 funny_match, constrain_operands, peephole2_optimize): Avoid C++
6994 * reload.c (push_secondary_reload, secondary_reload_class,
6995 scratch_reload_class, find_valid_class, find_reusable_reload,
6996 push_reload, find_dummy_reload, find_reloads_address_1,
6997 find_reloads_address_part, find_equiv_reg): Likewise.
6998 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
6999 choose_reload_regs): Likewise.
7000 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
7002 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
7003 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7004 * sched-rgn.c (concat_INSN_LIST): Likewise.
7005 * stor-layout.c (mode_for_size, mode_for_size_tree,
7006 smallest_mode_for_size): Likewise.
7008 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7010 * cfg.c (dump_reg_info): Avoid C++ keywords.
7011 * dwarf2asm.c (dw2_force_const_mem,
7012 dw2_asm_output_encoded_addr_rtx): Likewise.
7013 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
7014 * expmed.c (expand_shift): Likewise.
7015 * global.c (find_reg): Likewise.
7016 * graph.c (draw_edge): Likewise.
7017 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
7018 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
7019 widen_clz, widen_bswap, expand_parity, expand_unop,
7020 emit_cmp_and_jump_insn_1): Likewise.
7021 * postreload.c (reload_cse_simplify_operands): Likewise.
7022 * ra.h (add_neighbor): Likewise.
7023 * reg-stack.c (remove_regno_note, change_stack): Likewise.
7024 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
7025 record_reg_classes, copy_cost, record_address_regs,
7026 invalid_mode_change_p): Likewise.
7027 * regrename.c (regrename_optimize, scan_rtx_reg,
7028 dump_def_use_chain, find_oldest_value_reg,
7029 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
7031 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7033 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
7034 MASK_POWERPC64 for power4 in previous commit.
7036 2008-07-16 Olivier Hainque <hainque@adacore.com>
7038 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
7039 instead of bare conversion to cast const-ness away.
7041 2008-07-16 Anatoly Sokolov <aesok@post.ru>
7043 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
7044 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
7045 * config/xtensa/xtensa.c (xtensa_function_value): New function.
7046 (TARGET_FUNCTION_VALUE): Define.
7048 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7050 * config/rs6000/rs6000.c (processor_target_table): Add
7051 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
7053 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7056 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7057 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7058 m32c_legitimize_reload_address.
7060 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
7062 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
7063 DECL_IN_SYSTEM_HEADER in sync.
7065 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
7067 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
7068 * tree-ssa-pre.c (pre_expr_eq): Ditto
7069 (get_constant_for_value_id): Take a type as an argument.
7070 (fully_constant_expression): Pass in type.
7071 (find_or_generate_expression): Short circuit constant case.
7072 (create_expression_by_pieces): Remove special casing of
7074 (do_regular_insertion): Short circuit constant case.
7075 (do_partial_partial_insertion): Ditto.
7077 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7080 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
7082 2008-07-15 Bob Wilson <bob.wilson@acm.org>
7084 * config/xtensa/libgcc-xtensa.ver: New file.
7085 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
7087 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7089 * df-problems.c (df_set_note): Avoid C++ keywords.
7090 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
7091 * dse.c (record_store, remove_useless_values): Likewise.
7092 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
7093 gen_reg_rtx_offset, operand_subword, change_address_1,
7094 change_address, adjust_address_1, offset_address,
7095 widen_memory_access, emit_copy_of_insn_after): Likewise.
7096 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
7097 * fwprop.c (should_replace_address, propagate_rtx_1,
7098 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
7100 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
7101 gcse_emit_move_after, update_ld_motion_stores): Likewise.
7102 * lcm.c (compute_insert_delete, pre_edge_lcm,
7103 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
7104 * lower-subreg.c (resolve_reg_notes): Likewise.
7105 * mode-switching.c (optimize_mode_switching): Likewise.
7107 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7109 * bt-load.c (add_btr_def, migrate_btr_def,
7110 branch_target_load_optimize): Avoid C++ keywords.
7111 * caller-save.c (insert_restore, insert_save, insert_one_insn):
7113 * combine.c (subst, simplify_set, make_extraction,
7114 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
7115 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
7116 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
7118 2008-07-15 Richard Guenther <rguenther@suse.de>
7121 * c-common.c (strict_aliasing_warning): Do not warn for
7122 TYPE_REF_CAN_ALIAS_ALL pointers.
7123 (c_common_get_alias_set): may_alias types are not special.
7124 * tree.c (build_pointer_type_for_mode): Look up the may_alias
7125 attribute and set can_ref_all accordingly.
7126 (build_reference_type_for_mode): Likewise.
7127 * doc/extend.texi (may_alias): Clarify.
7129 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7132 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7133 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7135 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7138 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
7139 gcc_assert, instead call output_operand_lossage.
7141 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
7143 * builtins.c (std_canonical_va_list): Treat structure based
7146 2008-07-15 Ben Elliston <bje@au.ibm.com>
7148 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
7150 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
7152 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
7155 2008-07-14 Jan Hubicka <jh@suse.cz>
7157 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
7158 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
7159 fix predicates and constraints.
7160 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
7161 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
7163 2008-07-14 Doug Kwan <dougkwan@google.com>
7165 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
7166 additional option file arm/eabi.opt.
7167 * config/arm/eabi.h (File): New configuration file for EABI targets.
7168 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
7169 SUBSUBTARGET_EXTRA_SPECS.
7170 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
7171 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
7172 from STARTFILE_SPEC so that it can be referenced in an override.
7173 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
7174 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
7175 can be referenced in an override.
7176 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
7177 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
7178 so that it can be referenced in an override.
7179 (LINK_SPEC): Use BPABI_LINK_SPEC.
7180 * config/arm/eabi.opt (File): New.
7182 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7184 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
7185 (FIXED_VALUE_H): New variable.
7186 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
7187 input.h, fixed-value.h.
7188 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
7189 (BASIC_BLOCK_H): Use $(BITMAP_H).
7190 (FUNCTION_H): Add varray.h.
7191 (IPA_REFERENCE_H): Use $(BITMAP_H).
7192 (CGRAPH_H): Add $(BASIC_BLOCK_H).
7193 (DF_H): Use $(BITMAP_H).
7194 (GGC_H): Add statistics.h.
7196 (INSN_ATTR_H): Use it.
7197 (SYSTEM_H): Add safe-ctype.h, filenames.h.
7199 (SYMTAB_H): Add $(OBSTACK_H).
7200 (CPP_INTERNAL_H): New.
7201 (TREE_DUMP_H): Add tree-pass.h.
7202 (TREE_FLOW_H): Use $(BITMAP_H)
7203 (PRETTY_PRINT_H): Use $(INPUT_H).
7204 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
7207 (many object files): Fix lots of header dependencies throughout.
7209 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7211 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
7213 (s-gtyp-input): Use them to write tmp-gi.list.
7214 (echo_to_gi.list): Remove.
7216 2008-07-14 Richard Guenther <rguenther@suse.de>
7218 * tree-ssa-sccvn.c (pre_info): Remove.
7219 (switch_to_PRE_table): Likewise.
7220 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
7221 (set_hashtable_value_ids): Do not create value-ids for the
7223 (run_scc_vn): Remove double test. Remove bogus special-case
7224 in value-number printing.
7225 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
7226 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
7228 * tree-flow-inline.h (get_value_handle): Remove.
7229 * tree-flow.h (get_value_handle): Remove.
7231 2008-07-14 Martin Jambor <mjambor@suse.cz>
7233 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
7234 in which we generate arithmetics is not a subrange.
7236 2008-07-14 Martin Jambor <mjambor@suse.cz>
7238 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
7240 2008-07-14 Richard Guenther <rguenther@suse.de>
7242 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
7244 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
7247 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
7248 reload for symbol refs moved to r0 with -fPIC.
7249 (legitimize_pic_address): Use the target register as temporary
7251 (emit_symbolic_move): Adjust comment.
7252 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
7255 2008-07-14 Ben Elliston <bje@au.ibm.com>
7257 * c-common.h (C_CPP_HASHNODE): New macro.
7258 * coretypes.h (struct cpp_token): Forward declare.
7259 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7260 the context-sensitive keyword method.
7261 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
7262 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
7263 expand_bool_pixel): New.
7264 (altivec_categorize_keyword): New function.
7265 (init_vector_keywords): New function.
7266 (rs6000_macro_to_expand): Likewise.
7267 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
7268 compiling an ISO C dialect.
7270 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
7272 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
7273 (create_expression_by_pieces): Fix typo.
7274 (do_regular_insertion): Use debug counter here too.
7276 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
7279 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
7280 CONST_OK_FOR_LETTER_P. All port-local users changed.
7281 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
7282 implement Kp matching power-of-two.
7283 (CONSTRAINT_LEN): Define to match.
7284 * config/cris/cris.md: Replace all use of constraint K with Kc.
7285 ("*btst*): Use Kp for operand 0 of last alternative.
7287 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7290 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
7293 2008-07-13 Jan Hubicka <jh@suse.cz>
7295 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
7298 2008-07-13 Richard Guenther <rguenther@suse.de>
7301 * langhooks.c (lhd_print_error_function): Deal with recursive
7304 2008-07-12 Jan Hubicka <jh@suse.cz>
7306 * cgraph.c (assembler_name_hash): New static var.
7307 (hash_node_by_assembler_name, eq_assembler_name): New.
7308 (cgraph_node_for_asm): Use hashtable.
7309 (cgraph_remove_node): Maintain hashtable.
7310 (change_decl_assembler_name): Sanity check that names are not changing
7311 after aliasing was processed.
7312 * cgraph.h (varpoon_node): Add next GGC marker.
7313 * tree.c (decl_assembler_name_equal): Constify.
7314 (decl_assembler_name_hash): New.
7315 * tree.h (decl_assembler_name_equal): Constify.
7316 (decl_assembler_name_hash): Update.
7318 2008-07-12 David Daney <ddaney@avtrex.com>
7320 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7323 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
7325 * doc/md.texi: Document the MIPS "v" constraint.
7326 * config/mips/mips.h (reg_class): Revert last change.
7327 (REG_CLASS_NAMES): Likewise.
7328 (REG_CLASS_CONTENTS): Likewise.
7329 * config/mips/mips.c (mips_regno_to_class): Likewise.
7330 * config/mips/constraints.md (v): Likewise, but add documentation.
7331 Add a comment to say that this constraint should not be used in
7334 2008-07-11 DJ Delorie <dj@redhat.com>
7336 * config/h8300/h8300.md (length): Fix branch offset limit.
7338 2008-07-11 Anatoly Sokolov <aesok@post.ru>
7340 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
7341 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
7342 (avr_hard_regno_scratch_ok): New function.
7343 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7344 * config/avr/avr.md (all peepholes that request a scratch register):
7345 Remove avr_peep2_scratch_safe use.
7347 2008-07-11 Tom Tromey <tromey@redhat.com>
7348 Ian Lance Taylor <iant@google.com>
7350 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
7351 (struct c_common_resword): Define.
7352 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
7353 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
7354 (c_common_reswords, num_c_common_reswords): Declare.
7355 * c-common.c (c_common_reswords): New global const array.
7356 (num_c_common_reswords): New const int.
7357 * c-parser.c (struct resword, reswords): Don't define.
7358 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
7359 (c_parse_init): Clarify mask code. Use c_common_reswords rather
7360 than reswords. If warning about C++ keywords, give them a special
7362 (c_lex_one_token): Warn about C++ keywords. Call
7363 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
7364 (c_parser_external_declaration): Look for RID_xxx rather than
7365 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
7366 (c_parser_statement_after_labels): Likewise.
7367 (c_parser_objc_class_instance_variables): Likewise.
7368 (c_parser_objc_class_declaration): Likewise.
7369 (c_parser_objc_try_catch_statement): Likewise.
7370 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
7371 (declspecs_add_type): Likewise.
7373 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
7375 * ggc-page.c (alloc_page):
7376 Substituting xmalloc, xcalloc with
7377 XNEWVEC and XCNEWVAR macros which add the
7380 2008-07-11 Richard Guenther <rguenther@suse.de>
7382 PR tree-optimization/36765
7383 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
7384 aliases from HEAP vars to SMTs.
7386 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7388 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
7389 * configure.ac (loose_warn): Move -Wc++-compat from here...
7390 (strict_warn): ...to here.
7391 * configure: Regenerate.
7393 2008-07-10 Joseph Myers <joseph@codesourcery.com>
7395 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
7396 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
7397 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
7398 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7399 excluding more specific h8300-*-* and sh-*-* targets.
7401 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
7403 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
7405 (execute_pre): Call loop_optimizer_finalize in early exit.
7407 2008-07-10 Jakub Jelinek <jakub@redhat.com>
7410 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
7411 uids in the bitmap, not just VAR_DECL uids.
7413 PR rtl-optimization/36419
7414 * combine-stack-adj.c (adjust_frame_related_expr): New function.
7415 (combine_stack_adjustments_for_block): Call it if needed. Delete
7417 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
7418 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
7419 prologue sp adjustment.
7421 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
7424 * opts.c (print_ignored_options): Report postponed diagnostics for
7425 unknown -Wno-* options as warnings, not errors.
7426 (postpone_unknown_option_error): Renamed to...
7427 (postpone_unknown_option_warning): ... this.
7429 2008-07-09 Doug Kwan <dougkwan@google.com>
7432 2008-07-08 Doug Kwan <dougkwan@google.com>
7434 * config/arm/arm.opt (mandroid): New option.
7435 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7436 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7438 (CC1PLUS_SPEC): Same.
7440 (STARTFILE_SPEC): Same.
7441 (ENDFILE_SPEC): Same.
7442 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7445 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
7448 * config/mips/mips.h (reg_class): Remove V1_REG.
7449 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7450 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
7452 (mips_get_tp): New function.
7453 (mips_legitimize_tls_address): Use it.
7454 * config/mips/constraints.md (v): Delete.
7455 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
7456 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
7457 After reload, split into a move and ...
7458 (*tls_get_tp_<mode>_split): ...this new instruction.
7460 2008-07-09 David Daney <ddaney@avtrex.com>
7462 * config/mips/driver-native.c: Include coretypes.h and tm.h.
7464 2008-07-09 Jakub Jelinek <jakub@redhat.com>
7466 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
7467 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
7469 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
7470 htab_delete should be called. Don't free c.
7471 (lookup_tmp_var): Create temp_htab lazily.
7472 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
7473 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
7475 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
7476 lower_omp_ordered, lower_omp_critical, lower_omp_for,
7477 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
7478 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
7479 * tree-sra.c (generate_element_init): Likewise.
7480 * tree-mudflap.c (execute_mudflap_function_ops,
7481 execute_mudflap_function_decls): Likewise.
7482 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
7483 * tree-gimple.h (struct gimplify_ctx): New type.
7484 (push_gimplify_context): Adjust prototype.
7486 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
7488 * tree-ssa-pre.c (phi_translate_1): Update placement of
7491 2008-07-09 Anatoly Sokolov <aesok@post.ru>
7493 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
7494 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
7495 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
7496 * targhooks.c (default_hard_regno_scratch_ok): New function.
7497 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
7498 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
7499 * recog.c: Include "target.h".
7500 (peep2_find_free_register): Add check for global regs. Add target
7502 * Makefile.in (recog.o): Depend on target.h.
7504 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
7506 * config/sh/sh.c (sh_canonical_va_list_type): New.
7507 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
7509 2008-07-09 Raksit Ashok <raksit@google.com>
7511 * doc/invoke.texi (Option Summary): Mention new option
7512 -Wdisallowed-function-list=...
7513 (Warning Options): Document -Wdisallowed-function-list=...
7514 * common.opt (Wdisallowed-function-list=): New flag.
7515 * flags.h (warn_disallowed_functions): External definition of new
7516 boolean warning flag.
7517 (warn_if_disallowed_function_p): Declare new function.
7518 * opts.c (warning_disallowed_functions): New static variable.
7519 (warn_disallowed_functions): New boolean warning flag.
7520 (warn_if_disallowed_function_p): New function.
7521 (add_comma_separated_to_vector): Rename
7522 add_instrument_functions_exclude_list to this.
7523 (common_handle_option): Handle new option. Rename calls to
7524 add_instrument_functions_exclude_list into calls to
7525 add_comma_separated_to_vector.
7526 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
7527 based on flag warn_disallowed_functions.
7529 2008-07-09 Christian Bruel <christian.bruel@st.com>
7531 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
7532 instead of get_attr_length.
7534 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7536 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
7538 * genemit.c (gen_insn): Likewise.
7539 * gengtype.c (note_def_vec): Likewise.
7540 * gengtype.h (note_def_vec): Likewise.
7541 * genoutput.c (struct data, output_insn_data, process_template,
7542 gen_expand, gen_split, note_constraint): Likewise.
7543 * genrecog.c (new_decision, add_to_sequence, factor_tests,
7544 make_insn_sequence): Likewise.
7545 * gensupport.c (record_insn_name): Likewise.
7547 2008-07-08 Doug Kwan <dougkwan@google.com>
7549 * config/arm/arm.opt (mandroid): New option.
7550 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7551 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7553 (CC1PLUS_SPEC): Same.
7555 (STARTFILE_SPEC): Same.
7556 (ENDFILE_SPEC): Same.
7557 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7560 2008-07-08 Raksit Ashok <raksit@google.com>
7562 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
7563 (set_storage_via_setmem): Fix expected_align parameter.
7564 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
7565 missing from the list.
7566 * doc/md.texi (movmem): Explicitly state that expected alignment is
7567 to be expressed in bytes.
7568 (setmem): Explicitly state that expected alignment is to be expressed
7571 2008-07-08 Joseph Myers <joseph@codesourcery.com>
7573 * reload.c (find_reloads_subreg_address): Do not require validity
7574 of address in original mode before reloading address.
7576 2008-07-07 Tianwei Sheng <tianweis@google.com>
7578 * df-core.c (df_remove_problem): Adjust the access to avoid out of
7579 bounds array access.
7581 2008-07-08 Jakub Jelinek <jakub@redhat.com>
7583 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
7585 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
7587 Fix PR tree-optimization/23455
7588 Fix PR tree-optimization/35286
7589 Fix PR tree-optimization/35287
7590 * Makefile.in (OBJS-common): Remove tree-vn.o.
7591 (tree-vn.o): Remove.
7592 * dbgcnt.def: Add treepre_insert debug counter.
7593 * gcc/tree-flow.h (add_to_value): Updated for other changes.
7594 (debug_value_expressions): Ditto.
7595 (print_value_expressions): Ditto.
7596 * tree-pretty-print.c (dump_generic_node): Updated for
7597 VALUE_HANDLE removal.
7598 * tree-ssa-dom.c (record_equality): Ditto.
7599 (cprop_operand): Ditto.
7600 (lookup_avail_expr): Ditto.
7601 * tree-ssa-threadedge.c
7602 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
7603 (simplify_control_stmt_condition): Ditto.
7604 * tree.c (tree_code_size): Ditto.
7605 (tree_node_structure): Ditto.
7606 (iterative_hash_expr): Ditto.
7608 * tree.h (VALUE_HANDLE_ID): Ditto.
7609 (VALUE_HANDLE_EXPR_SET): Ditto.
7610 (struct tree_value_handle): Ditto.
7611 (union tree_node): Ditto.
7612 * treestruct.def: Ditto.
7613 * tree-vn.c: Removed.
7614 * tree-ssa-pre.c: Rewritten entirely.
7615 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
7616 (constant_value_ids): Ditto.
7617 (vn_nary_op_t): Moved to header.
7619 (vn_reference_op_t): Ditto
7620 (vn_reference_t): Ditto.
7621 (next_value_id): New variable.
7622 (VN_INFO): Add an assert.
7623 (vn_constant_eq): New function.
7624 (vn_constant_hash): Ditto.
7625 (get_or_alloc_constant_value_id): Ditto.
7626 (value_id_constant_p): Ditto.
7627 (vn_reference_compute_hash): De-staticify.
7628 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
7629 Disable some code with a FIXME. Remove VALUE_HANDLE use.
7630 (valueize_refs): Update opcode if it changes from ssa name to constant.
7631 (vn_reference_lookup_1): Add new argument.
7632 (vn_reference_lookup): Ditto.
7633 (vn_reference_lookup_pieces): New function.
7634 (vn_reference_insert): Add return type. Modify to deal with value ids.
7635 (vn_reference_insert_pieces): New function.
7636 (vn_nary_op_compute_hash): De-staticify.
7637 (vn_nary_op_eq): Ditto.
7638 (vn_nary_op_lookup_pieces): New function.
7639 (vn_nary_op_lookup): Add new argument.
7640 (vn_nary_op_insert_pieces): New function.
7641 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
7642 (vn_phi_insert): Ditto.
7643 (visit_unary_op): Update for callee changes.
7644 (visit_binary_op): Ditto.
7645 (visit_reference_op_load): Ditto.
7646 (visit_reference_op_store): Ditto.
7647 (init_scc_vn): Init next_value_id, constant_to_value_id and
7649 (free_scc_vn): Free them.
7650 (set_hashtable_value_ids): New function.
7651 (run_scc_vn): Use it.
7652 (get_max_value_id): New function.
7653 (get_next_value_id): Ditto.
7654 (expressions_equal_p): Moved from tree-vn.c
7655 (sort_vuses): Ditto.
7656 (sort_vuses_heap): Ditto.
7657 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
7659 * tree.c (iterative_hash_hashval_t): Made non-static
7660 * tree.h (iterative_hash_hashval_t): Declare it.
7662 2008-07-08 Martin Jambor <mjambor@suse.cz>
7664 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
7665 instead of ipa_create_node_params.
7666 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
7667 ipa_check_create_edge_args, free them with
7668 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
7670 * ipa-prop.c: Include flags.h and tree-inline.h.
7671 (ipa_node_params_vector): New variable.
7672 (ipa_edge_args_vector): New variable.
7673 (edge_removal_hook_holder): New variable.
7674 (node_removal_hook_holder): New variable.
7675 (edge_duplication_hook_holder): New variable.
7676 (node_duplication_hook_holder): New variable.
7677 (ipa_detect_param_modifications): Check for presence of modified flags.
7678 (ipa_compute_jump_functions): Check for presence of jump functions.
7679 (ipa_free_edge_args_substructures): New function.
7680 (ipa_create_node_params): Removed.
7681 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
7682 (ipa_free_node_params_substructures): New function.
7683 (ipa_free_all_node_params): Changed to deallocate the on-the-side
7685 (ipa_edge_removal_hook): New function.
7686 (ipa_node_removal_hook): New function.
7687 (duplicate_array): New function.
7688 (ipa_edge_duplication_hook): New function.
7689 (ipa_node_duplication_hook): New function.
7690 (ipa_register_cgraph_hooks): New function.
7691 (ipa_unregister_cgraph_hooks): New function.
7692 (free_all_ipa_structures_after_ipa_cp): New function.
7694 * ipa-prop.h: Include vec.h.
7695 (ipa_node_params_t): New typedef with vector types for it.
7696 (ipa_edge_args_t): New typedef with vector types for it.
7697 (IPA_NODE_REF): Changed to access an on-the-side vector.
7698 (IPA_EDGE_REF): Changed to access an on-the-side vector.
7699 (ipa_check_create_node_params): New function.
7700 (ipa_check_create_edge_args): New function.
7702 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
7705 2008-07-07 Tom Tromey <tromey@redhat.com>
7707 * configure, config.in: Rebuilt.
7708 * configure.ac: Don't check for scandir or alphasort.
7710 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7712 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
7713 types immediately after creating them.
7715 2008-07-07 Joseph Myers <joseph@codesourcery.com>
7717 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
7719 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
7721 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
7722 dump_constraint_graph.
7723 (dump_constraint_edge): New function.
7724 (dump_constraint_graph): New function.
7725 (debug_constraint_graph): New function.
7726 (dump_constraint): Removed useless comparison.
7727 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
7728 (dump_constraint_graph): Declare.
7729 (debug_constraint_graph): Declare.
7730 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
7732 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
7734 * config/i386/i386.c (is_va_list_char_pointer): New.
7735 (ix86_va_start): Replace compare with ms_va_list_type_node
7736 by is_va_list_char_pointer.
7737 (ix86_gimplify_va_arg): Likewise.
7739 2008-07-07 Martin Jambor <mjambor@suse.cz>
7741 * cgraph.c (cgraph_edge_max_uid): New variable.
7742 (struct cgraph_edge_hook_list): New type.
7743 (struct cgraph_node_hook_list): New type.
7744 (struct cgraph_2edge_hook_list): New type.
7745 (struct cgraph_2node_hook_list): New type.
7746 (first_cgraph_edge_removal_hook): New variable.
7747 (first_cgraph_node_removal_hook): New variable.
7748 (first_cgraph_edge_duplicated_hook): New variable.
7749 (first_cgraph_node_duplicated_hook): New variable.
7750 (cgraph_add_edge_removal_hook): New function.
7751 (cgraph_remove_edge_removal_hook): New function.
7752 (cgraph_call_edge_removal_hooks): New function.
7753 (cgraph_add_node_removal_hook): New function.
7754 (cgraph_remove_node_removal_hook): New function.
7755 (cgraph_call_node_removal_hooks): New function.
7756 (cgraph_add_edge_duplication_hook): New function.
7757 (cgraph_remove_edge_duplication_hook): New function.
7758 (cgraph_call_edge_duplication_hooks): New function.
7759 (cgraph_add_node_duplication_hook): New function.
7760 (cgraph_remove_node_duplication_hook): New function.
7761 (cgraph_call_node_duplication_hooks): New function.
7762 (cgraph_create_edge): Assign to edge uid.
7763 (cgraph_remove_edge): Call edge removal hooks.
7764 (cgraph_node_remove_callees): Call edge removal hooks.
7765 (cgraph_node_remove_callers): Call edge removal hooks.
7766 (cgraph_remove_node): Call node removal hooks.
7767 (cgraph_clone_edge): Call edge duplication hooks.
7768 (cgraph_clone_node): Call node duplication hooks.
7770 * cgraph.h (cgraph_edge): New field uid.
7771 (cgraph_edge_hook): New type.
7772 (cgraph_node_hook): New type.
7773 (cgraph_2edge_hook): New type.
7774 (cgraph_2node_hook): New type.
7776 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
7778 * config.in: Regenerate.
7780 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
7782 * gcc.c (print_sysroot): New.
7783 (option_map, display_help, process_command): Handle the
7784 -print-sysroot option.
7785 (main): Print the sysroot if requested.
7786 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
7788 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7791 * unwind-pe.h (size_of_encoded_value): add attribute unused.
7793 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
7795 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
7796 (assign_parm_setup_block_p): Also check mode of entry_parm.
7798 2008-07-07 Richard Guenther <rguenther@suse.de>
7800 * tree-ssa-structalias.h (set_used_smts): Remove.
7801 * tree-ssa-structalias.c (used_smts): Likewise.
7802 (set_used_smts): Likewise.
7803 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
7804 call to set_used_smts.
7806 2008-07-07 Richard Guenther <rguenther@suse.de>
7808 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
7809 (new_var_info): Set it to false.
7810 (solution_set_add): Correctly handle pointers outside a var and
7812 (type_safe): Treat variables with is_full_var properly.
7813 (do_sd_constraint): Likewise.
7814 (do_ds_constraint): Likewise.
7815 (process_constraint): Remove zeroing offset for !use_field_sensitive.
7816 (get_constraint_for_ptr_offset): New function.
7817 (get_constraint_for_component_ref): For addresses at least include
7818 the last field of the variable. Handle is_full_vars properly.
7819 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
7820 (handle_ptr_arith): Remove.
7821 (find_func_aliases): Simplify assignment handling.
7822 (create_function_info_for): For parameter and result varinfos set
7824 (create_variable_info_for): Set is_full_var flag whenever we
7825 just created a single varinfo for a decl.
7826 (init_alias_vars): Initialize use_field_sensitive from
7827 max-fields-for-field-sensitive parameter.
7829 2008-07-07 Richard Guenther <rguenther@suse.de>
7831 PR tree-optimization/36713
7832 * tree-flow-inline.h (is_call_used): New function.
7833 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
7834 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7835 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
7837 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7839 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
7841 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
7843 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
7845 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
7846 Nathan Sidwell <nathan@codesourcery.com>
7848 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
7849 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
7851 * config/m68k/t-linux: New.
7852 * doc/install.texi: Document m68k-*-linux is now multilibbed by
7855 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
7857 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
7858 * config/m68k/m68k-devices.def: Remove multilibs that only differ
7861 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7863 * gcc.c (execute): Fix -Wc++-compat warning.
7865 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
7868 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
7869 constant for little endian.
7871 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
7873 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
7874 mips_base_mips16 instead of TARGET_MIPS16.
7875 (mips_base_mips16): Declare.
7876 * config/mips/mips.c (mips_base_mips16): Make global.
7877 (was_mips16_p): Remove GTY marker.
7878 (was_mips16_pch_p): New variable.
7879 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
7880 (mips_override_options): Force to non-MIPS16 mode initially.
7881 Do not complain about MIPS16 PIC incompatibilities here.
7882 Only allow -mgpopt if -mexplicit-relocs is in force for
7885 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
7887 * configure.ac: Check for caddr_t, define to char * if not defined.
7888 * configure: Regenerate.
7889 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
7890 (mmap_gt_pch_use_address): Likewise.
7891 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
7893 2008-07-06 Richard Guenther <rguenther@suse.de>
7895 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
7896 (new_var_info): Deal with it.
7897 (solution_set_add): Likewise.
7898 (bitpos_of_field): Make signed, fix.
7899 (struct fieldoff): Remove type and decl fields. Make size field
7900 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
7902 (fieldoff_compare): Deal with it.
7903 (push_fields_onto_fieldstack): Remove has_union argument, glob
7904 adjacent non-pointer fields together.
7905 (create_function_info_for): Do not set has_union.
7906 (create_variable_info_for): Simplify.
7908 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
7910 * config.gcc (extra_headers): Add cross-stdarg.h for target
7911 x86_64-*-* and i?86-*-*.
7912 * config/i386/cross-stdarg.h: New.
7913 * builtins.c (std_fn_abi_va_list): New.
7914 (std_canonical_va_list_type): New.
7915 (stabilize_va_list): Replace va_list_type_node use by
7916 mtarget.canonical_va_list_type.
7917 (gimplify_va_arg_expr): Likewise.
7918 (expand_builtin_va_copy): Replace va_list_type_node use by
7919 mtarget.fn_abi_va_list.
7920 * tree-sra.c (is_va_list_type): New helper.
7921 (decl_can_be_decomposed_p): Replace
7922 va_list_type_node use by is_va_list_type.
7923 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
7924 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7925 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
7926 * config/i386/i386-protos.h (ix86_get_valist_type): New.
7927 (ix86_enum_va_list): New.
7928 * config/i386/i386.c (sysv_va_list_type_node): New.
7929 (ms_va_list_type_node): New.
7930 (ix86_function_type_abi): Remove sorry.
7931 (ix86_build_builtin_va_list_abi): New.
7932 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
7934 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
7935 (ix86_init_builtins_va_builtins_abi): New.
7936 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
7938 (ix86_handle_abi_attribute): New.
7939 (attribute_spec): Add sysv_abi and ms_abi.
7940 (ix86_fn_abi_va_list): New.
7941 (ix86_canonical_va_list_type): New.
7942 (ix86_enum_va_list): New.
7943 (TARGET_FN_ABI_VA_LIST): New.
7944 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7945 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
7946 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
7947 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7948 (TARGET_ENUM_VA_LIST): New.
7949 * expr.h (std_fn_abi_va_list): New.
7950 (std_canonical_va_list_type): New.
7951 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
7952 (TARGET_CANONICAL_VA_LIST_TYPE): New.
7953 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
7954 TARGET_CANONICAL_VA_LIST_TYPE.
7955 * target.h (struct gcc_target): Add fn_abi_va_list hook
7956 and canonical_va_list_type hook.
7958 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7960 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
7961 integral and pointer types.
7963 2008-07-04 Roger Sayle <roger@eyesopen.com>
7965 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
7966 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
7968 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
7971 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
7973 2008-07-04 Jakub Jelinek <jakub@redhat.com>
7975 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
7976 build_gimple_modify_stmt.
7977 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
7978 gimple operand. Use fold_build* instead of build*.
7980 2008-07-04 Richard Guenther <rguenther@suse.de>
7982 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
7983 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
7984 properly to compute the reachability set if we do field-sensitive PTA.
7985 * invoke.texi (max-fields-for-field-sensitive): Document default.
7986 * opts.c (decode_options): Set max-fields-for-field-sensitive to
7987 100 for optimize >= 2.
7989 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7991 * ggc-zone.c (lookup_page_table_if_allocated,
7992 set_page_table_entry, zone_find_object_size, alloc_small_page,
7993 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
7994 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
7995 -Wc++-compat and/or -Wcast-qual warnings.
7997 2008-07-04 Alan Modra <amodra@bigpond.net.au>
8000 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
8001 pic_offset_table_rtx to be marked as used here.
8002 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
8003 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
8004 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
8005 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
8008 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8010 * alloc-pool.c (hash_descriptor, eq_descriptor,
8011 alloc_pool_descriptor): Fix -Wc++-compat warnings.
8012 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
8014 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
8015 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
8016 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
8017 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
8020 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
8022 * tree-flow.h (loop_only_exit_p): Declare.
8023 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
8024 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
8025 the number of iterations if it is constant. Otherwise, if this is the
8026 only possible exit of the loop, use the conservative estimate on the
8027 number of iterations of the entire loop if available.
8029 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
8031 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
8032 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
8033 Add synchronization functions.
8034 * config/sync.c: New file.
8035 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
8036 (LIBGCC_SYNC_CFLAGS): Likewise.
8038 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
8041 * config/i386/i386.md (mode): Add TF to "mode" attribute.
8042 (*pushtf_sse): New insn pattern.
8043 (pushtf splitters): New splitters.
8045 2008-07-03 Michael Meissner <gnu@the-meissners.org>
8048 * predict.c (build_predict_expr): Use void_type_node for the tree
8049 type, instead of NULL_TREE.
8051 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
8053 * config/i386/i386.c (contains_aligned_value_p): Return true
8055 (ix86_data_alignment): Align TCmode to 128bits.
8056 (ix86_local_alignment): Likewise.
8058 2008-07-03 Andrew Haley <aph@redhat.com>
8061 * vec.h (VEC_TA): New.
8062 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
8063 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
8064 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
8065 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
8066 (C_COMMON_FIXED_TYPES): Remove first arg.
8067 (C_COMMON_FIXED_MODE_TYPES): Likewise.
8068 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
8069 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
8070 not to use empty macro arguments.
8072 2008-07-02 Joseph Myers <joseph@codesourcery.com>
8074 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
8075 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
8076 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
8077 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
8078 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
8079 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
8080 config/ia64/crtn.asm, config/m68hc11/larith.asm,
8081 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
8082 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
8083 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
8084 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
8085 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
8086 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
8087 config/rs6000/e500crtres64gpr.asm,
8088 config/rs6000/e500crtres64gprctr.asm,
8089 config/rs6000/e500crtrest32gpr.asm,
8090 config/rs6000/e500crtrest64gpr.asm,
8091 config/rs6000/e500crtresx32gpr.asm,
8092 config/rs6000/e500crtresx64gpr.asm,
8093 config/rs6000/e500crtsav32gpr.asm,
8094 config/rs6000/e500crtsav64gpr.asm,
8095 config/rs6000/e500crtsav64gprctr.asm,
8096 config/rs6000/e500crtsavg32gpr.asm,
8097 config/rs6000/e500crtsavg64gpr.asm,
8098 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
8099 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
8100 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
8101 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
8102 config/sparc/sol2-cn.asm: Remove .file directives.
8104 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
8106 * resource.c (mark_referenced_resources): Look inside
8107 UNSPEC_VOLATILEs and ASM_INPUTs.
8109 2008-07-02 Ian Lance Taylor <iant@google.com>
8111 * rtlanal.c (add_reg_note): New function.
8112 * rtl.h (add_reg_note): Declare.
8113 * auto-inc-dec.c (attempt_change): Use add_reg_note.
8114 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
8115 * builtins.c (expand_builtin_longjmp): Likewise.
8116 (expand_builtin_nonlocal_goto): Likewise.
8117 * calls.c (emit_call_1, expand_call): Likewise.
8118 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8119 * cfglayout.c (fixup_reorder_chain): Likewise.
8120 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
8121 (commit_one_edge_insertion): Likewise.
8122 * combine.c (move_deaths, distribute_notes): Likewise.
8123 * df-problems.c (df_set_note): Likewise.
8124 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
8125 (set_unique_reg_note): Likewise.
8126 (emit_copy_of_insn_after): Likewise.
8127 * expr.c (expand_expr_real): Likewise.
8128 * gcse.c (add_label_notes): Likewise.
8129 * haifa-sched.c (create_check_block_twin): Likewise.
8130 * jump.c (mark_jump_label_1): Likewise.
8131 * loop-doloop.c (add_test, doloop_modify): Likewise.
8132 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8133 * lower-subreg.c (move_eh_region_note): Likewise.
8134 * optabs.c (emit_libcall_block): Likewise.
8135 * predict.c (predict_insn): Likewise.
8136 (combine_predictions_for_insn): Likewise.
8137 * recog.c (peephole2_optimize): Likewise.
8138 * regmove.c (try_auto_increment): Likewise.
8139 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
8140 * reload.c (find_reloads): Likewise.
8141 * reload1.c (fixup_eh_region_note): Likewise.
8142 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
8143 * reorg.c (delete_prior_computation): Likewise.
8144 (delete_computation, dbr_schedule): Likewise.
8145 * config/pa/pa.c (legitimize_pic_address): Likewise.
8146 * config/sh/sh.c (sh_reorg): Likewise.
8148 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8151 * config/libgcc-glibc.ver: Add %exclude.
8152 * config/m32r/libgcc-glibc.ver: Likwise.
8153 * config/s390/libgcc-glibc.ver: Likwise.
8154 * config/sh/libgcc-glibc.ver: Likwise.
8155 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
8157 * config/i386/libgcc-glibc.ver: New.
8159 * config/i386/libgcc-x86_64-glibc.ver: Removed.
8161 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8163 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
8164 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
8165 i[34567]86-*-linux*, x86_64-*-linux*. Add
8166 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
8167 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
8168 x86_64-*-linux*. Add i386/t-linux to tmake_file for
8169 i[34567]86-*-linux*, x86_64-*-linux*.
8171 * libgcc-std.ver: Add empty GCC_4.4.0.
8173 * mkmap-symver.awk: Support multiple versions per symbol.
8175 * config/i386/i386.c (ix86_init_builtins): Always define
8176 __builtin_fabsq and __builtin_copysignq with fallbacks.
8177 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
8178 and __builtin_copysignq if SSE2 isn't available.
8180 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
8181 (LIBGCC2_TF_CEXT): Likwise.
8184 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
8186 * config/i386/sfp-machine.h: Moved to libgcc.
8188 * config/i386/sfp-machine.h: New.
8189 * config/i386/t-linux: Likwise.
8191 * config/i386/t-darwin: Remove softfp_wrap_start and
8193 * config/i386/t-darwin64: Likewise.
8195 * config/i386/t-fprules-softfp64: Renamed to ...
8196 * config/i386/t-fprules-softfp: This.
8198 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
8199 and softfp_wrap_end.
8201 2008-07-02 Jason Merrill <jason@redhat.com>
8203 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
8205 * tree.c (ctor_to_list): New fn.
8206 * tree.h: Declare it.
8207 (CONSTRUCTOR_ELT): New macro.
8208 (CONSTRUCTOR_NELTS): New macro.
8210 2008-07-02 Richard Guenther <rguenther@suse.de>
8212 * tree-ssa-structalias.c (struct variable_info): Reorder
8213 to fill padding on 64bit hosts. Make collapsed_to an int.
8214 (get_varinfo_fc): Deal with that.
8215 (new_var_info): Likewise.
8216 (collapse_rest_of_var): Likewise.
8218 2008-07-02 Joshua Sumali <jsumali@redhat.com>
8220 * doc/install.texi (--enable-java-home): Document.
8221 (--enable-aot-compile-rpm): Likewise.
8222 (--with-arch-directory): Likewise.
8223 (--with-os-directory): Likewise.
8224 (--with-origin-name): Likewise.
8225 (--with-arch-suffix): Likewise.
8226 (--with-jvm-root-dir): Likewise.
8227 (--with-jvm-jar-dir): Likewise.
8228 (--with-python-dir): Likewise.
8230 2008-07-02 Richard Guenther <rguenther@suse.de>
8232 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
8233 from decls explicitly. Merge operand checking from tuples.
8235 2008-07-02 Martin Jambor <mjambor@suse.cz>
8237 * tree-switch-conversion.c: Included timevar.h which I forgot before.
8239 2008-07-02 Martin Jambor <mjambor@suse.cz>
8241 * tree-switch-conversion.c: Included timevar.h
8242 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
8244 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
8246 2008-07-02 Martin Jambor <mjambor@suse.cz>
8248 * tree-switch-conversion.c: Corrected various comments and
8250 (build_constructors): Fixed minor formatting mistakes.
8252 * invoke.texi (Optimize Options): Corrected the
8253 switch-conversion-max-branch-ratio parameter.
8255 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
8257 * final.c (asm_insn_count): Return zero for an empty asm body.
8259 2008-07-02 Richard Guenther <rguenther@suse.de>
8261 * bitmap.h (bitmap_set_bit): Return bool.
8262 (bitmap_clear_bit): Likewise.
8263 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
8264 write to the bitmap if it would.
8265 (bitmap_clear_bit): Likewise.
8266 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
8267 bitmap_set_bit return value.
8268 (add_pred_graph_edge): Likewise.
8269 (add_graph_edge): Likewise.
8270 (do_sd_constraint): Likewise.
8271 (do_ds_constraint): Likewise.
8273 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8275 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
8276 Fix -Wc++-compat and/or -Wcast-qual warnings.
8277 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
8278 gen_regparm_prefix): Likewise.
8279 * vmsdbgout.c (write_modbeg, lookup_filename,
8280 vmsdbgout_source_line, vmsdbgout_init): Likewise.
8282 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
8284 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
8285 defaults.h definition apply.
8287 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8289 * function.c (assign_parm_remove_parallels): New.
8290 (assign_parm_setup_block_p): Do not return true for non-BLKmode
8292 (assign_parm_setup_block): Do not handle them.
8293 (assign_parm_setup_reg, assign_parm_setup_stack): Call
8294 assign_parm_remove_parallels.
8296 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8298 * c-typeck.c (convert_for_assignment): Use
8299 vector_targets_convertible_p.
8300 * c-common.c (vector_targets_convertible_p): New.
8301 * c-common.h (vector_targets_convertible_p): New prototype.
8302 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
8303 opaque_p_V2SI_type_node.
8305 2008-07-01 Steve Ellcey <sje@cup.hp.com>
8307 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
8310 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
8312 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
8313 TFmode constants via two element DImode vector for hosts with
8314 HOST_BITS_PER_WIDE_INT < 64.
8315 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
8316 also for HOST_BITS_PER_WIDE_INT < 64.
8318 2008-07-01 Richard Guenther <rguenther@suse.de>
8320 PR tree-optimization/36666
8321 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
8322 (get_constraint_exp_from_ssa_var): Split into ...
8323 (get_constraint_exp_for_temp): ... this ...
8324 (get_constraint_for_ssa_var): ... and that.
8325 Return constraint expressions for all touched sub-fields
8326 if the results address is not taken.
8327 (process_constraint): Remove assertion that aggregate
8328 assignments do not happen at this place.
8329 (get_constraint_for_component_ref): Add address_p argument.
8330 Return constraint expressions for all touched sub-fields
8331 if the results address is not taken.
8332 (do_deref): Use get_constraint_exp_for_temp.
8333 (get_constraint_for_1): Rename from ...
8334 (get_constraint_for): ... this. Add the old function as wrapper.
8335 (do_structure_copy): Use get_constraint_for_1.
8337 2008-07-01 Martin Jambor <mjambor@suse.cz>
8339 * Makefile.in (tree-switch-conversion.o): Add.
8340 (OBJS-common): Add tree-swtch-conversion.o.
8341 * passes.c (init_optimization_passes): Add pass_convert_switch.
8342 * tree-pass.h: (pass_convert_switch): Add.
8343 * tree-switch-conversion.c: New file.
8344 * gcc.dg/tree-ssa/cswtch.c: New testcase.
8345 * common.opt (ftree-cswtch): New option.
8346 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8347 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8348 * opts.c (decode_options): Set flag_tree_switch_conversion when
8349 optimization level is >= 2.
8350 * doc/invoke.texi (Optimize Options): Added description of
8351 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
8353 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8355 * config/darwin-driver.c (darwin_default_min_version): Fix
8356 -Wc++-compat warnings.
8358 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
8360 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
8363 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8365 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
8367 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8369 PR rtl-optimization/34744
8370 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
8371 (df_scan_free_internal): Free data structures not
8372 allocated in storage pools.
8373 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
8374 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
8375 df_scan_free_mws_vec.
8376 * dse.c (dse_step6): Free offset_map_p and offset_map_n
8379 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
8381 * config/i386/i386.c (contains_aligned_value_p): Return true
8383 (ix86_function_arg_boundary): Return its natural boundary
8385 (return_in_memory_32): Don't check TDmode.
8386 (ix86_split_to_parts): Support splitting into 4 parts and
8387 support TFmode for 32bit target.
8388 (ix86_split_long_move): Support splitting into 4 parts.
8389 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
8391 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
8392 (ix86_init_builtins): Here.
8393 (ix86_scalar_mode_supported_p): Always return true for TFmode.
8394 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
8395 'q' and 'w', respectively.
8397 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
8399 (movtf_internal): Likewise.
8400 (<code>tf2): Likewise.
8401 (*absnegtf2_sse): Likewise.
8402 (copysign<mode>3): Likewise.
8403 (copysign<mode>3_const): Likewise.
8404 (copysign<mode>3_var): Likewise.
8405 (define_split UNSPEC_COPYSIGN): Likewise.
8406 * config/i386/sse.md (*nandtf3): Likewise.
8407 (<code>tf3): Likewise.
8408 (*<code>tf3): Likewise.
8410 2008-06-30 Joey Ye <joey.ye@intel.com>
8411 H.J. Lu <hongjiu.lu@intel.com>
8413 * global.c (compute_regsets): Set frame_pointer_needed here.
8414 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
8416 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8418 * doc/install.texi (specific): Expand Windows build notes.
8420 2008-06-30 Ira Rosen <irar@il.ibm.com>
8422 PR tree-optimization/36648
8423 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
8424 number of prolog iterations by step. Fix the comment.
8426 2008-06-30 Richard Guenther <rguenther@suse.de>
8429 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
8430 handle calls from ECF_MALLOC functions.
8431 (handle_pure_call): ECF_MALLOC functions do not return
8433 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
8435 2008-06-29 Andreas Schwab <schwab@suse.de>
8437 * config/m68k/m68k.c (print_operand): Always print a float
8439 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
8440 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
8443 * config/rs6000/x-linux64: Remove never used file.
8445 2008-06-29 Richard Guenther <rguenther@suse.de>
8447 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
8449 (struct alias_info): Move ...
8450 * tree-ssa-alias.c: ... here.
8451 (update_alias_info): Declare.
8452 (compute_may_aliases): Call it.
8453 (update_alias_info): New function.
8454 * tree-ssa-structalias.c (update_alias_info): Move ...
8455 * tree-ssa-alias.c (update_alias_info_1): ... here.
8456 * tree-ssa-structalias.c (process_constraint_1): Remove
8457 unused from_call argument. Rename to ...
8458 (process_constraint): ... this. Delete old wrapper.
8459 (make_constraint_to): Adjust callers.
8460 (handle_const_call): Likewise.
8461 (handle_pure_call): Likewise.
8462 (init_base_vars): Likewise.
8463 (handle_lhs_call): Likewise. Remove unnecessary constraint.
8464 (find_func_aliases): We don't need structure copies for
8466 (make_constraint_from_anything): Remove.
8467 (create_variable_info_for): For globals make constraints
8468 from escaped, not from anything.
8469 (compute_points_to_sets): Do not call update_alias_info.
8470 (ipa_pta_execute): Use make_constraint_from.
8472 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8474 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
8475 (bitmap.o-warn, dominance.o-warn): New.
8476 * configure.ac (cxx_compat_warn): Delete.
8477 (loose_warn): Add -Wcast-qual and -Wc++-compat.
8478 * system.h: Remove #pragma diagnostic for -Wcast-qual and
8480 * configure: Regenerate.
8482 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
8485 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8487 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
8488 * df-scan.c (df_notes_rescan): Likewise.
8489 * ggc-page.c (set_page_table_entry): Likewise.
8490 * intl.c (gcc_gettext_width): Likewise.
8491 * varasm.c (get_unnamed_section, get_noswitch_section,
8492 get_section): Likewise.
8494 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
8496 * regrename.c (build_def_use): Don't copy RTX.
8498 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
8500 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
8501 (Type Attributes): Fix nesting of @table and @subsection. Adjust
8502 punctuation. Use @ref instead of @xref.
8503 (Function Names): Remove stray @display/@end display.
8504 (C++ Attributes): Use @ref instead of @xref.
8505 (Deprecated Features): Fix punctuation around @xref.
8506 (Backwards Compatibility): Likewise.
8507 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
8509 2008-06-28 Joseph Myers <joseph@codesourcery.com>
8511 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
8512 constants for E500 double.
8514 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8516 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
8517 element type of const_vector.
8519 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
8521 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
8522 Remove FLAGS_REG clobber from expander pattern.
8523 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
8524 (anddi3, andsi3, andhi3, andqi3): Ditto.
8525 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
8526 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
8527 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
8528 (ashlsi3, ashlhi3, ashlqi3): Ditto.
8529 (ashrsi3, ashrhi3, ashrqi3): Ditto.
8530 (lshrsi3, lshrhi3, lshrqi3): Ditto.
8531 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
8532 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
8534 2008-06-28 Richard Guenther <rguenther@suse.de>
8536 * tree-ssa-structalias.c (callused_id, var_callused,
8537 callused_tree): Add.
8538 (handle_pure_call): New function.
8539 (find_func_aliases): Call it.
8540 (find_what_p_points_to): Handle the call-used set.
8541 (clobber_what_escaped): Likewise.
8542 (compute_call_used_vars): New function.
8543 (init_base_vars): Init the call-used variable.
8544 (do_sd_constraint): Do not propagate the solution from CALLUSED
8545 but use CALLUSED as a placeholder.
8546 (solve_graph): Likewise.
8547 * tree-flow-inline.h (gimple_call_used_vars): New function.
8548 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
8549 (compute_call_used_vars): Declare.
8550 * tree-ssa-alias.c (set_initial_properties): Call
8551 compute_call_used_vars.
8552 (reset_alias_info): Clear call-used variables.
8553 (add_call_clobber_ops): Assert we are not called for const/pure
8554 functions. Remove handling of them.
8555 (add_call_read_ops): Handle pure functions by adding the
8556 call-used set of variables as VUSEs.
8557 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
8558 (delete_tree_ssa): Free it.
8559 * tree-dfa.c (remove_referenced_var): Clear the var from the
8562 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
8564 * tree.c (build_varargs_function_type_list): New.
8565 (build_function_type_list_1): New.
8566 (build_function_type_list): Use build_function_type_list_1.
8567 * tree.h (build_varargs_function_type_list): New.
8569 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8572 * config/spu/spu.c (spu_builtin_splats): Do not generate
8573 invalid CONST_VECTOR expressions.
8574 (spu_expand_vector_init): Likewise.
8576 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
8578 * optabs.c (libfunc_decls): New variable.
8579 (libfunc_decl_hash, libfunc_decl_eq): New functions.
8580 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
8581 for the same function twice.
8583 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
8585 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
8586 ix86_expand_binary_operator directly.
8587 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
8589 (*ashrti3_1): Ditto.
8590 (*lshrti3_1): Ditto.
8591 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
8592 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
8593 using only one splitter. Conditionaly execute splitter before or
8594 after peephole2 pass.
8595 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
8596 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
8597 Use only one alternative in asm template.
8598 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
8600 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
8601 "J" operand constraint for operand 2.
8602 (*ashldi3_cconly_rex64): Ditto.
8603 (*ashrdi3_cmp_rex64): Ditto.
8604 (*ashrdi3_cconly_rex64): Ditto.
8605 (*lshrdi3_cmp_rex64): Ditto.
8606 (*lshrdi3_cconly_rex64): Ditto.
8607 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
8608 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
8609 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
8612 2008-06-27 Jakub Jelinek <jakub@redhat.com>
8614 * gimplify.c (omp_is_private): Don't return true if decl is not
8615 already private on #pragma omp for or #pragma omp parallel for.
8618 * tree-cfg.c (struct move_stmt_d): Replace block field with
8619 orig_block and new_block fields.
8620 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
8621 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
8622 (move_block_to_fn): Replace vars_map and new_label_map arguments
8623 with struct move_stmt_d pointer.
8624 (replace_block_vars_by_duplicates): New function.
8625 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
8626 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
8627 all subblocks of ORIG_BLOCK to the new function. Call
8628 replace_block_vars_by_duplicates.
8629 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
8630 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
8631 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
8632 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
8633 (expand_omp): Temporarily set input_location to the location of
8634 region's controlling stmt.
8635 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
8636 BIND_EXPR, push ctx->block_vars and gimplification vars into
8637 the BIND_EXPR and its block's BLOCK_VARS instead of directly
8639 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
8640 there are any BLOCK_VARS.
8641 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
8642 OMP_PARALLEL or OMP_TASK stmt.
8643 (lower_omp): Save and restore input_location around the lower_omp_1
8646 2008-06-27 Richard Guenther <rguenther@suse.de>
8648 PR tree-optimization/36400
8649 PR tree-optimization/36373
8650 PR tree-optimization/36344
8651 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
8652 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
8653 (update_alias_info): Remove call clobbering code.
8654 (make_constraint_to): New helper function.
8655 (make_escape_constraint): Likewise.
8656 (handle_rhs_call): Use it on all pointer containing arguments.
8657 Also mark the static chain escaped.
8658 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
8659 instead of ANYTHING.
8660 (make_constraint_from): New helper split out from ...
8661 (make_constraint_from_anything): ... here.
8662 (find_func_aliases): Add constraints for escape sites.
8663 (intra_create_variable_infos): Make constraints from NONLOCAL
8665 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
8667 (clobber_what_p_points_to): Remove.
8668 (clobber_what_escaped): New function.
8669 (init_base_vars): Init NONLOCAL and ESCAPED.
8670 (do_sd_constraint): Do not propagate the solution from ESCAPED
8671 but use ESCAPED as a placeholder.
8672 (solve_graph): Likewise.
8673 * tree-flow.h (clobber_what_p_points_to): Remove.
8674 (clobber_what_escaped): Declare.
8675 * tree-ssa-alias.c (set_initial_properties): Call it.
8676 Remove code clobbering escaped pointers.
8678 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8680 * function.c (allocate_struct_function): Only allocate a unique
8681 funcdef_no if the decl is nonzero.
8683 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
8685 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
8686 * config/mips/mips.c (mips_split_const_insns): New function.
8687 * config/mips/mips.md (move_type): New attribute.
8688 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
8689 (dword_mode): New attribute.
8690 (type): Avoid long line. Map "move_type"s to "type"s,
8691 choosing "multi" for doubleword moves if appropriate.
8692 Swap MTC/MFC comments to match their declaration order.
8693 (extended_mips16): Default to "yes" if "move_type" is "sll0",
8694 "type" is "branch" or "jal" is "direct".
8695 (length): Handle "extended_mips16" first. Make the default
8696 "0" for "ghost" instructions. Set the length from "move_type".
8697 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
8698 of "type", with "sll0" for the register alternative. Remove the
8699 "extended_mips16" attribute.
8700 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
8701 of "type", with "shift_shift" for the register alternative.
8702 Remove the "length" attribute.
8703 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
8704 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
8705 of "type", with "andi" for the register alternative.
8706 (*zero_extendqihi2): Likewise.
8707 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
8708 of "andi" instead of a "type" of "arith".
8709 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
8711 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
8712 (mov_<store>r, *mov<mode>_ra): Likewise.
8713 (extendsidi2): Use "move_type" instead of "type", with "move"
8714 for the register alternative.
8715 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
8716 of "type", with "signext" for the register alternative.
8717 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
8718 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
8719 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
8720 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
8721 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
8722 (unnamed branch insn): Likewise.
8723 (*movdi_gp32_fp64): Fold into...
8724 (*movdi_32bit): ...here.
8725 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
8726 (*movdf_hardfloat): ...this new pattern.
8727 (*movdf_softfloat): Remove redundant FPR alternatives.
8728 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
8729 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
8730 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
8731 the "move" attribute.
8732 (*movdi_32bit): Use "move_type" instead of "type" and remove the
8733 "length" attribute. Use "fpload" and "fpstore" instead of "load"
8734 and "store" for COP loads and stores.
8735 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
8736 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
8737 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
8738 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
8739 (*movtf_mips16, *movv2sf): Likewise.
8740 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
8741 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
8742 (mfhc1<mode>): Use "move_type" instead of "move".
8743 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
8744 (loadgp_blockage): Remove the "length" attribute.
8745 (blockage, set_got_version, update_got_version): Likewise.
8746 (call_internal): Remove the "extended_mips16" attribute.
8747 (call_value_internal, call_value_multiple_internal): Likewise.
8748 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
8750 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
8751 the "length" attribute.
8753 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8755 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
8756 -Wcast-qual warnings.
8757 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
8758 handle_pragma_pop_macro): Likewise.
8759 * collect2.c (resolve_lib_name): Likewise.
8760 * config/arc/arc.c (arc_init): Likewise.
8761 * config/arm/arm.c (neon_builtin_compare,
8762 locate_neon_builtin_icode): Likewise.
8763 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
8764 * config/bfin/bfin.c (bfin_init_machine_status,
8765 bfin_optimize_loop): Likewise.
8766 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
8767 * config/cris/cris.c (cris_init_expanders): Likewise.
8768 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
8769 * config/darwin.c (machopic_indirection_eq,
8770 machopic_indirection_name, machopic_output_indirection): Likewise.
8771 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
8772 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
8773 frv_optimize_membar): Likewise.
8774 * config/i386/cygwin.h (mingw_scan,
8775 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
8776 * config/i386/cygwin1.c (mingw_scan): Likewise.
8777 * config/i386/i386.c (machopic_output_stub): Likewise.
8778 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
8779 i386_pe_unique_section): Likewise.
8780 * config/ia64/ia64.c (ia64_init_machine_status,
8781 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
8783 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
8784 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
8785 * config/m68k/m68k.c (m68k_handle_option,
8786 m68k_sched_md_init_global): Likewise.
8787 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
8788 mcore_unique_section): Likewise.
8789 * config/mips/mips.c (mips_block_move_straight,
8790 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
8792 * config/mmix/mmix.c (mmix_init_machine_status,
8793 mmix_encode_section_info): Likewise.
8794 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
8795 * config/rs6000/rs6000.c (rs6000_init_machine_status,
8796 print_operand_address, output_toc, redefine_groups,
8797 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
8798 * config/s390/s390.c (s390_init_machine_status): Likewise.
8799 * config/score/score.c (score_block_move_straight,
8800 score_block_move_loop_body): Likewise.
8801 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
8802 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
8803 * emit-rtl.c (find_auto_inc): Likewise.
8804 * gcc.c (translate_options, process_command): Likewise.
8805 * reorg.c (dbr_schedule): Likewise.
8806 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
8807 * xcoffout.c (xcoffout_declare_function): Likewise.
8809 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
8811 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
8812 ipa-pta working again.
8814 2008-06-27 David Edelsohn <edelsohn@gnu.org>
8816 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
8819 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
8821 * config.gcc (powerpc*-*-*): Add new core e500mc.
8822 * config/rs6000/e500mc.md: New file.
8823 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8825 (rs6000_override_options): Add e500mc case to
8826 processor_target_table. Altivec and Spe options not allowed
8827 with e500mc. Add isel instruction to e500mc by
8828 default. Initialize rs6000_cost for e500mc.
8829 (rs6000_issue_rate): Set issue rate for e500mc.
8830 * config/rs6000/rs6000.h (processor_type): Add
8831 PROCESSOR_PPCE500MC.
8832 (ASM_CPU_SPEC): Add e500mc.
8833 Set TARGET_ISEL to rs6000_isel.
8834 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
8835 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
8836 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
8838 * doc/invoke.texi: Add e500mc to list of cpus.
8840 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8843 * c-lex.c (lex_charconst): Initialize unsignedp.
8845 2008-06-27 Olivier Hainque <hainque@adacore.com>
8847 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
8848 documented assumptions.
8850 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
8852 * dwarf2out.c: Remove trailing white spaces. Break long line
8855 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
8857 * libfuncs.h (LTI_synchronize): New libfunc_index.
8858 (synchronize_libfunc): Declare.
8859 * builtins.c (expand_builtin_synchronize): Consider using
8860 synchronize_libfunc before falling back on an asm blockage.
8861 * config/mips/mips.c: Include libfuncs.h
8862 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
8864 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
8866 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
8867 parameter. Copy stack_reg to r11 where appropriate.
8868 (no_global_regs_above): Add gpr parameter.
8869 (rs6000_stack_info): Only add padding for SPE save area if we
8870 are saving SPE GPRs and CR.
8871 (saveres_routine_syms): New variable.
8872 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
8874 (rs6000_savres_routine_sym): New function.
8875 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
8877 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
8878 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
8879 Tweak FPR out-of-line saving.
8880 (rs6000_make_savres_rtx): New function.
8881 (rs6000_use_multiple_p): New function.
8882 (rs6000_savres_strategy): New function.
8883 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
8884 out-of-line if appropriate.
8885 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
8886 if we are optimizing for size.
8887 (GP_SAVE_INLINE): Define.
8888 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
8889 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
8890 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
8891 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
8892 (*save_fpregs_<mode>): Add use of r11.
8893 (*restore_gpregs_<mode>): New insn.
8894 (*return_and_restore_gpregs_<mode>): New insn.
8895 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
8897 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
8898 (*restore_gpregs_spe): New insn.
8899 (*return_and_restore_gpregs_spe): New insn.
8900 * config/rs6000/predicates.md (save_world_operation): Fix check.
8902 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8904 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
8905 this point, so assert that.
8907 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
8909 * cfganal.c: Include vec.h and vecprim.h.
8910 (compute_idf): Import from...
8911 * tree-into-ssa (compute_idf): ...here.
8912 * basic-block.h (compute_idf): Export.
8914 2008-06-26 Joseph Myers <joseph@codesourcery.com>
8916 * c-decl.c (merge_decls): Use !current_function_decl to check for
8917 extern declaration of C99 inline function being at file scope.
8919 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
8921 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
8923 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8925 * alias.c (record_alias_subset, init_alias_analysis): Fix
8926 -Wc++-compat and/or -Wcast-qual warnings.
8927 * attribs.c (lookup_attribute_spec): Likewise.
8928 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
8929 copy_bb, connect_traces,
8930 find_rarely_executed_basic_blocks_and_cr): Likewise.
8931 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
8932 note_btr_set, migrate_btr_defs): Likewise.
8933 * builtins.c (result_vector, expand_builtin_memcpy,
8934 expand_builtin_mempcpy_args, expand_builtin_strncpy,
8935 builtin_memset_read_str, expand_builtin_printf,
8936 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
8938 * caller-save.c (mark_set_regs): Likewise.
8939 * calls.c (expand_call, emit_library_call_value_1): Likewise.
8940 * cgraph.c (cgraph_edge): Likewise.
8941 * combine.c (likely_spilled_retval_1): Likewise.
8942 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
8943 htab_counts_entry_del, get_coverage_counts): Likewise.
8944 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
8945 new_cselib_val): Likewise.
8946 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
8947 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
8949 * df-core.c (df_compact_blocks): Likewise.
8950 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
8951 * df-scan.c (df_grow_reg_info, df_ref_create,
8952 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
8953 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
8954 df_record_entry_block_defs, df_record_exit_block_uses,
8955 df_bb_verify): Likewise.
8956 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
8957 DF_REF_EXTRACT_MODE_CONST): New.
8958 * dominance.c (get_immediate_dominator, get_dominated_by,
8959 nearest_common_dominator, root_of_dom_tree,
8960 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
8961 -Wc++-compat and/or -Wcast-qual warnings.
8962 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
8963 record_store, replace_read, check_mem_read_rtx, scan_insn,
8964 dse_step1, dse_record_singleton_alias_set): Likewise.
8965 * dwarf2asm.c (dw2_force_const_mem): Likewise.
8967 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8969 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
8970 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
8971 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
8972 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
8973 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
8974 add_ranges_num, add_ranges_by_labels, file_info_cmp,
8975 file_name_acquire, output_file_names, add_const_value_attribute,
8976 premark_used_types_helper, file_table_eq, file_table_hash,
8977 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
8978 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
8979 -Wcast-qual warnings.
8980 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
8981 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
8982 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
8983 gen_reg_rtx, start_sequence, init_emit): Likewise.
8984 * et-forest.c (et_new_occ, et_new_tree): Likewise.
8985 * except.c (init_eh_for_function, gen_eh_region,
8986 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
8987 arh_to_landing_pad, arh_to_label, add_action_record,
8988 add_call_site, switch_to_exception_section): Likewise.
8989 * expmed.c (synth_mult): Likewise.
8990 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
8991 store_expr): Likewise.
8992 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
8994 * function.c (assign_stack_temp_for_type,
8995 allocate_struct_function, match_asm_constraints_1): Likewise.
8996 * gcov-io.c (gcov_allocate): Likewise.
8997 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
8998 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
8999 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
9000 record_one_set, insert_expr_in_table, insert_set_in_table,
9001 dump_hash_table, compute_hash_table_work, alloc_hash_table,
9002 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
9003 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
9004 -Wcast-qual warnings.
9006 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9008 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
9009 -Wcast-qual warnings.
9010 * gcc.c (process_command): Likewise.
9011 * genattrtab.c (oballoc): Use XOBNEW.
9012 (oballocvec): Define.
9013 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
9014 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
9015 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
9016 -Wc++-compat and/or -Wcast-qual warnings.
9017 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
9018 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
9019 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
9020 gen_presence_absence_set, gen_automaton, gen_regexp_el,
9021 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
9022 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
9023 add_excls, process_presence_absence_names,
9024 process_presence_absence_patterns, add_presence_absence,
9025 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
9026 get_free_state, add_arc, get_free_automata_list_el,
9027 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
9028 transform_3, cache_presence, create_ainsns, create_automata,
9029 create_state_ainsn_table, dfa_insn_code_enlarge,
9030 output_trans_func, output_min_issue_delay_func,
9031 output_dead_lock_func, output_reset_func,
9032 output_get_cpu_unit_code_func, output_dfa_start_func,
9033 expand_automata): Likewise.
9034 * genextract.c (gen_insn): Likewise.
9035 * gengtype-lex.l: Likewise.
9036 * gengtype.c (read_input_list, adjust_field_type,
9037 process_gc_options): Likewise.
9038 * genoutput.c (note_constraint): Likewise.
9039 * genpreds.c (mangle, add_constraint): Likewise.
9040 * genrecog.c (process_define_predicate, new_decision,
9041 add_to_sequence): Likewise.
9042 * gensupport.c (record_insn_name): Likewise.
9044 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9046 * config/i386/driver-i386.c (detect_caches_amd,
9047 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
9048 and/or -Wcast-qual warnings.
9049 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
9050 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
9051 gt_pch_save): Likewise.
9052 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
9053 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
9054 * global.c (compute_regsets): Likewise.
9055 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
9056 finish_graph_dump_file): Likewise.
9057 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
9058 unlink_bb_notes): Likewise.
9059 * integrate.c (get_hard_reg_initial_val): Likewise.
9060 * ipa-prop.c (ipa_push_func_to_list): Likewise.
9061 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
9062 * local-alloc.c (update_equiv_regs): Likewise.
9063 * loop-invariant.c (check_invariant_table_size,
9064 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
9066 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
9067 altered_reg_used, mark_altered): Likewise.
9068 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
9069 insert_var_expansion_initialization,
9070 combine_var_copies_in_loop_exit, apply_opt_in_copies,
9071 release_var_copies): Likewise.
9072 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
9073 analyze_matrix_decl, add_allocation_site, analyze_transpose,
9074 analyze_accesses_for_phi_node, check_var_notmodified_p,
9075 check_allocation_function, find_sites_in_func,
9076 record_all_accesses_in_func, transform_access_sites,
9077 transform_allocation_sites): Likewise.
9078 * omp-low.c (new_omp_region, create_omp_child_function_name,
9079 check_omp_nesting_restrictions, check_combined_parallel,
9080 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
9081 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
9082 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
9083 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
9085 * opts-common.c (prune_options): Likewise.
9086 * opts.c (add_input_filename, print_filtered_help,
9087 get_option_state): Likewise.
9088 * params.c (add_params): Likewise.
9089 * passes.c (set_pass_for_id, next_pass_1,
9090 do_per_function_toporder, pass_fini_dump_file): Likewise.
9091 * postreload.c (reload_cse_simplify_operands): Likewise.
9092 * predict.c (tree_predicted_by_p, tree_predict_edge,
9093 clear_bb_predictions, combine_predictions_for_bb): Likewise.
9095 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9097 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
9099 * recog.c (check_asm_operands, validate_change_1): Likewise.
9100 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
9101 subst_asm_stack_regs): Likewise.
9102 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
9103 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
9104 * regmove.c (reg_is_remote_constant_p): Likewise.
9105 * regrename.c (regrename_optimize, scan_rtx_reg,
9106 kill_clobbered_value, kill_set_value, kill_autoinc_value):
9108 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
9109 regstat_compute_calls_crossed): Likewise.
9110 * reload1.c (init_reload, new_insn_chain,
9111 has_nonexceptional_receiver, reload, copy_reloads,
9112 calculate_needs_all_insns, init_elim_table): Likewise.
9113 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
9114 * rtl.c (shallow_copy_rtx_stat): Likewise.
9115 * rtlanal.c (parms_set): Likewise.
9116 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
9117 sbitmap_resize, sbitmap_vector_alloc): Likewise.
9118 * sched-ebb.c (earliest_block_with_similiar_load,
9119 add_deps_for_risky_insns): Likewise.
9120 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
9121 schedule_region): Likewise.
9122 * see.c (eq_descriptor_pre_extension,
9123 hash_descriptor_pre_extension, hash_del_pre_extension,
9124 eq_descriptor_properties, hash_descriptor_properties,
9125 hash_del_properties, see_seek_pre_extension_expr,
9126 see_initialize_data_structures, see_print_register_properties,
9127 see_print_pre_extension_expr, see_delete_merged_def_extension,
9128 see_delete_unmerged_def_extension, see_emit_use_extension,
9129 see_pre_delete_extension, see_map_extension, see_commit_changes,
9130 see_analyze_merged_def_local_prop,
9131 see_analyze_merged_def_local_prop,
9132 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
9133 see_set_prop_merged_def, see_set_prop_unmerged_def,
9134 see_set_prop_unmerged_use, see_print_one_extension,
9135 see_merge_one_use_extension, see_merge_one_def_extension,
9136 see_store_reference_and_extension, see_update_uses_relevancy,
9137 see_update_defs_relevancy): Likewise.
9138 * statistics.c (hash_statistics_hash, hash_statistics_eq,
9139 hash_statistics_free, curr_statistics_hash): Likewise.
9140 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
9141 expand_asm_operands, expand_return, case_bit_test_cmp,
9142 expand_case): Likewise.
9143 * stor-layout.c (start_record_layout): Likewise.
9144 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
9145 gt_pch_save_stringpool): Likewise.
9146 * tree-data-ref.c (hash_stmt_vertex_info,
9147 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
9148 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
9150 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
9153 * config/i386/i386.md : Change constraints of HImode and QImode
9154 immediate operands from "i" to "n". Change SImode "ni" constraint to
9155 "i" and SImode "rmi" constraint to "g". Remove all constraints
9156 from const0_operand and const1_operand predicated operands.
9157 (i): Change QImode and HImode attribute from "i" to "n".
9158 (*subqi_2): Change HImode operands to QImode.
9161 2008-06-25 Olivier Hainque <hainque@adacore.com>
9163 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
9166 2008-06-25 Richard Guenther <rguenther@suse.de>
9168 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
9169 not overflow the result type.
9171 2008-06-25 Richard Guenther <rguenther@suse.de>
9173 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
9174 (vn_lookup): Likewise.
9176 2008-06-25 Richard Guenther <rguenther@suse.de>
9178 PR tree-optimization/35518
9179 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
9180 * tree-sra.c (instantiate_element): Use fold_build3 to build
9182 (try_instantiate_multiple_fields): Likewise.
9184 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9186 * config/rs6000/rs6000.md: Change all string instruction's clobber to
9189 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9191 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
9192 use_backchain_to_restore_sp to true
9193 if the offset of the link register save area would go over the 32k - 1
9194 offset limit of the load
9197 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
9199 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
9200 anchor for the type-punning blurb. Cross-reference "Structures
9201 unions enumerations and bit-fields implementation". Provide a
9202 cast-through-pointer example. Make final sentence self-contained.
9203 * doc/implement-c.texi (Structures unions enumerations and
9204 bit-fields implementation): Cross-reference the type-punning blurb
9205 in the -fstrict-aliasing documentation.
9207 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9210 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
9211 the memory instead of the memory itself for the save area.
9213 2008-06-24 Olivier Hainque <hainque@adacore.com>
9214 Nicolas Roche <roche@adacore.com>
9216 * gengtype.c (srcdir_len): size_t instead of int.
9217 (get_file_realbasename): New function. For F a filename, the real
9218 basename of F, with all the path components stripped.
9219 (get_file_srcdir_relative_path): New function. For F a filename, the
9220 relative path to F from $(srcdir).
9221 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
9222 get_file_realbasename. Adjust the head comment.
9223 (get_prefix_langdir_index): New function. For F a filename, return the
9224 lang_dir_names[] relative index of the language directory that is
9226 (get_file_langdir): For F a filename, return the name of the language
9227 directory where F is located.
9228 (get_file_gtfilename): New function. The gt- output file name for an
9230 (get_output_file_with_visibility): Replace in-line computations with
9231 uses of get_file_gtfilename and get_prefix_langdir_index.
9232 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
9234 2008-06-24 Jakub Jelinek <jakub@redhat.com>
9236 PR tree-optimization/36504
9237 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
9238 references without base address.
9240 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9243 * calls.c (expand_call): Increase alignment for recursive functions.
9245 2008-06-23 Anatoly Sokolov <aesok@post.ru>
9247 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
9248 (TARGET_FUNCTION_VALUE): New define.
9249 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
9250 * config/avr/avr.h (FUNCTION_VALUE): Remove.
9252 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9254 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
9255 (fmod<mode>3): Ditto.
9256 (remainderxf3): Ditto.
9257 (remainder<mode>3): Ditto.
9259 2008-06-23 Jakub Jelinek <jakub@redhat.com>
9262 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
9263 REG is a hard register.
9265 PR tree-optimization/36508
9266 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
9267 499, don't check it at all in release compilers.
9269 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9271 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
9272 together with SSE_TARGET_MATH to disable insn pattern.
9273 (*fop_<MODEF:mode>_2_i387): Ditto.
9274 (*fop_<MODEF:mode>_3_i387): Ditto.
9276 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
9278 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
9280 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9283 * gimplify.c (gimplify_asm_expr): Check the return code of
9284 parse_output_constraint call, set function return and is_inout
9287 2008-06-22 Ian Lance Taylor <iant@google.com>
9289 * c-lex.c (narrowest_unsigned_type): Change itk to int.
9290 (narrowest_signed_type): Likewise.
9291 * c-typeck.c (c_common_type): Change local variable mclass to enum
9293 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
9294 tcc_comparison, not the tree code itself.
9295 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
9296 (c_expand_expr): Cast modifier to enum expand_modifier.
9297 * c-common.h (C_RID_CODE): Add casts.
9298 (C_SET_RID_CODE): Define.
9299 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
9300 (c_lex_one_token): Add cast to avoid warning.
9301 (c_parser_objc_type_name): Rename local typename to type_name.
9302 (check_no_duplicate_clause): Change code parameter to enum
9304 (c_parser_omp_var_list_parens): Change kind parameter to enum
9306 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
9307 c_parser_omp_list_var_parens.
9308 (c_parser_omp_threadprivate): Likewise.
9309 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
9310 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
9311 * c-format.c (NO_FMT): Define.
9312 (printf_length_specs): Use NO_FMT.
9313 (asm_fprintf_length_specs): Likewise.
9314 (gcc_diag_length_specs): Likewise.
9315 (scanf_length_specs): Likewise.
9316 (strfmon_length_specs): Likewise.
9317 (gcc_gfc_length_specs): Likewise.
9318 (printf_flag_specs): Change 0 to STD_C89.
9319 (asm_fprintf_flag_specs): Likewise.
9320 (gcc_diag_flag_specs): Likewise.
9321 (gcc_cxxdiag_flag_specs): Likewise.
9322 (scanf_flag_specs): Likewise.
9323 (strftime_flag_specs): Likewise.
9324 (strfmon_flag_specs): Likewise.
9325 (print_char_table): Likewise.
9326 (asm_fprintf_char_table): Likewise.
9327 (gcc_diag_char_table): Likewise.
9328 (gcc_tdiag_char_table): Likewise.
9329 (gcc_cdiag_char_table): Likewise.
9330 (gcc_cxxdiag_char_table): Likewise.
9331 (gcc_gfc_char_table): Likewise.
9332 (scan_char_table): Likewise.
9333 (time_char_table): Likewis.
9334 (monetary_char_table): Likewise.
9335 * c-format.h (BADLEN): Likewise.
9337 2008-06-21 Ian Lance Taylor <iant@google.com>
9339 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
9340 Define END_OF_BASE_TREE_CODES around inclusion.
9341 * tree.c (tree_code_type): New global array.
9342 (tree_code_length, tree_code_name): Likewise.
9343 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
9345 (all-tree.def, s-alltree): New targets.
9346 (gencheck.h, s-gencheck): Remove.
9347 (tree.o): Depend upon all-tree.def.
9348 (build/gencheck.o): Remove gencheck.h dependency.
9349 (mostlyclean): Don't remove gencheck.h.
9350 * c-common.h (enum c_tree_code): Remove.
9351 * c-lang.c (tree_code_type): Remove.
9352 (tree_code_length, tree_code_name): Remove.
9353 * gencheck.c (tree_codes): Include all-tree.def, rather than
9354 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
9356 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
9358 * cp/cp-tree.h (enum cplus_tree_code): Remove.
9359 (operator_name_info): Size to MAX_TREE_CODES.
9360 (assignment_operator_name_info): Likewise.
9361 * cp/cp-lang.c (tree_code_type): Remove.
9362 (tree_code_length, tree_code_name): Remove.
9363 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
9364 (assignment_operator_name_info): Likewise.
9365 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
9367 * cp/mangle.c (write_expression): Likewise.
9368 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
9369 * fortran/f95-lang.c (tree_code_type): Remove.
9370 (tree_code_length, tree_code_name): Remove.
9371 * java/java-tree.h (enum java_tree_code): Remove.
9372 * java/lang.c (tree_code_type): Remove.
9373 (tree_code_length, tree_code_name): Remove.
9374 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
9375 * objc/objc-act.h (enum objc_tree_code): Remove.
9376 * objc/objc-lang.c (tree_code_type): Remove.
9377 (tree_code_length, tree_code_name): Remove.
9378 * objcp/objcp-lang.c (tree_code_type): Remove.
9379 (tree_code_length, tree_code_name): Remove.
9380 * ada/ada-tree.h (enum gnat_tree_code): Remove.
9381 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
9382 * ada/misc.c (tree_code_type): Remove.
9383 (tree_code_length, tree_code_name): Remove.
9385 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
9387 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
9388 the grand_bitmap_obstack.
9390 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9392 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
9393 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
9394 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
9395 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
9396 move_stmt_r, new_label_mapper): Likewise.
9397 * tree-complex.c (cvc_lookup): Likewise.
9398 * tree-dfa.c (create_function_ann): Likewise.
9399 * tree-dump.c (dump_register): Likewise.
9400 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
9401 find_phi_replacement_condition): Likewise.
9402 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
9403 tree_function_versioning): Likewise.
9404 * tree-into-ssa.c (cmp_dfsnum): Likewise.
9405 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
9406 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
9407 get_nonlocal_debug_decl, convert_nonlocal_reference,
9408 convert_nonlocal_omp_clauses, get_local_debug_decl,
9409 convert_local_reference, convert_local_omp_clauses,
9410 convert_nl_goto_reference, convert_nl_goto_receiver,
9411 convert_tramp_reference, convert_call_expr): Likewise.
9412 * tree-outof-ssa.c (contains_tree_r): Likewise.
9413 * tree-parloops.c (reduction_phi, initialize_reductions,
9414 eliminate_local_variables_1, add_field_for_reduction,
9415 add_field_for_name, create_phi_for_local_result,
9416 create_call_for_reduction_1, create_loads_for_reductions,
9417 create_stores_for_reduction, create_loads_and_stores_for_name):
9419 * tree-phinodes.c (allocate_phi_node): Likewise.
9420 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
9421 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
9422 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
9423 * tree-ssa-coalesce.c (compare_pairs): Likewise.
9424 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
9425 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
9426 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
9427 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9428 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
9429 vn_nary_op_insert): Likewise.
9430 * tree-ssa.c (redirect_edge_var_map_add,
9431 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
9432 * tree-vectorizer.c (vectorize_loops): Likewise.
9433 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
9434 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
9435 tree_cons_stat, build1_stat, build_variant_type_copy,
9436 decl_init_priority_lookup, decl_fini_priority_lookup,
9437 decl_priority_info, decl_restrict_base_lookup,
9438 decl_restrict_base_insert, decl_debug_expr_lookup,
9439 decl_debug_expr_insert, decl_value_expr_lookup,
9440 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
9441 type_hash_add, get_file_function_name, tree_check_failed,
9442 tree_not_check_failed, tree_range_check_failed,
9443 omp_clause_range_check_failed, build_omp_clause,
9444 build_vl_exp_stat): Likewise.
9445 * value-prof.c (gimple_histogram_value,
9446 gimple_duplicate_stmt_histograms): Likewise.
9447 * var-tracking.c (attrs_list_insert, attrs_list_copy,
9448 unshare_variable, variable_union_info_cmp_pos, variable_union,
9449 dataflow_set_different_1, dataflow_set_different_2,
9450 vt_find_locations, variable_was_changed, set_variable_part,
9451 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
9452 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
9453 section_entry_hash, object_block_entry_eq,
9454 object_block_entry_hash, create_block_symbol,
9455 initialize_cold_section_name, default_function_rodata_section,
9456 strip_reg_name, set_user_assembler_name, const_desc_eq,
9457 build_constant_desc, output_constant_def, lookup_constant_def,
9458 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
9459 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
9460 default_internal_label): Likewise.
9461 * varray.c (varray_init, varray_grow): Likewise.
9462 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
9464 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
9466 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
9467 operators for "test" insn. Macroize insn using SWI mode macro.
9468 (*jcc_fused_2): Ditto.
9469 (*jcc_fused_3): Macroize insn using SWI mode macro.
9470 (*jcc_fused_4): Ditto.
9472 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
9474 * tree-ssa-pre.c: Fix typo in comment.
9475 (init_antic, fini_antic): Add explicit funtions for
9476 initializing and deinitializing ANTIC and AVAIL sets.
9477 (create_expression_by_pieces): Fix typo in comment.
9478 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
9479 (execute_pre): Eventually dump details about ANTIC_IN.
9481 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9483 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
9484 * gcc.c (translate_options, init_spec, store_arg, read_specs,
9485 add_to_obstack, file_at_path, find_a_file, execute,
9486 add_preprocessor_option, add_assembler_option, add_linker_option,
9487 process_command, insert_wrapper, do_option_spec, do_self_spec,
9488 spec_path, do_spec_1, is_directory, main, used_arg,
9489 getenv_spec_function): Likewise.
9490 * tlink.c (symbol_hash_lookup, file_hash_lookup,
9491 demangled_hash_lookup, symbol_push, file_push, frob_extension):
9494 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9496 * doc/rtl.texi: Updated subreg section.
9498 2008-06-19 Jakub Jelinek <jakub@redhat.com>
9501 * cgraphunit.c (cgraph_process_new_functions): Don't clear
9502 node->needed and node->reachable.
9503 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
9504 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
9505 (expand_task_call): Don't call expand_task_copyfn.
9506 (expand_task_copyfn): Renamed to...
9507 (finalize_task_copyfn): ... this.
9509 2008-06-19 Jan Hubicka <jh@suse.cz>
9511 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
9512 clobbering framepointer.
9514 2008-06-19 Jan Hubicka <jh@suse.cz>
9516 * tree-optimize.c (execute_early_local_optimizations): Set
9517 cgraph_state only at first invocation.
9519 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9521 * system.h (-Wc++-compat): Activate as a warning, no an error.
9523 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9525 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
9526 instead of "#" in insn asm template.
9527 (*jcc_fused_2): Ditto.
9529 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9531 * config/i386/i386.h (ix86_tune_indices)
9532 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
9533 (TARGET_FUSE_CMP_AND_BRANCH): New define.
9534 * config/i386/i386.md (*jcc_fused_1): New insn pattern
9535 (*jcc_fused_2): Ditto.
9536 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
9537 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
9538 (print operand): Handle 'E' and 'e' code.
9540 2008-06-19 Anatoly Sokolov <aesok@post.ru>
9542 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
9543 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9544 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9546 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
9548 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
9550 (cgraph_expand_function): Use local copy of decl.
9551 (cgraph_expand_all_functions): Remove redundant initialization of
9553 (cgraph_optimize): Reword internal_error message.
9555 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
9557 * arm-protos.h (arm_return_in_memory): Remove public
9558 arm_return_in_memory() prototype.
9559 * arm.c (arm_return_in_memory): Add static prototype, add target
9560 hook macro, change definition and comments.
9561 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
9563 2008-06-19 Ben Elliston <bje@au.ibm.com>
9565 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
9566 real.c: Remove references to IEEE 754R.
9567 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
9568 * doc/libgcc.texi (Decimal float library routines): Likewise.
9570 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9572 * targhooks.h (struct gcc_target): New member unwind_word_mode.
9573 (default_unwind_word_mode): Add prototype.
9574 * targhooks.c (default_unwind_word_mode): New function.
9575 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
9576 instead of word_mode.
9577 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
9578 (TARGET_INITIALIZER): Use it.
9580 * c-common.c (handle_mode_attribute): Support "unwind_word"
9582 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
9584 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
9585 word_mode to access SjLj_Function_Context member "data".
9586 (sjlj_emit_dispatch_table): Likewise. Also, perform type
9587 conversion from targetm.eh_return_filter_mode () to
9588 targetm.unwind_word_mode () if they differ.
9590 * builtin-types.def (BT_UNWINDWORD): New primitive type.
9591 (BT_FN_UNWINDWORD_PTR): New function type.
9592 (BT_FN_WORD_PTR): Remove.
9593 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
9594 * except.c (expand_builtin_extend_pointer): Convert pointer to
9595 targetm.unwind_word_mode () instead of word_mode.
9597 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
9598 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
9599 (spu_unwind_word_mode): New function.
9600 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
9601 (TARGET_UNWIND_WORD_MODE): Define.
9602 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
9604 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9606 * config/spu/spu.c (reg_align): Remove.
9607 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
9608 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
9609 (spu_split_store): Likewise.
9611 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
9613 * gcc/tree-vn.c: Fix typo in comment.
9615 2008-06-18 Jan Hubicka <jh@suse.cz>
9617 * cgraphunit.c (cgraph_optimize): Output debug info when doing
9618 toplevel reorder too.
9620 2008-06-18 Jan Hubicka <jh@suse.cz>
9622 * c-opts.c (c_common_post_options): PCH is not compatible with
9624 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
9625 -fno-toplevel-reorder by default now.
9627 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9629 PR documentation/30739
9630 * doc/install.texi (Prerequisites): Document dependency on awk.
9632 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
9633 Ian Lance Taylor <iant@google.com>
9635 PR rtl-optimization/35604
9636 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
9637 only want to change jump destinations, not eventual label comparisons.
9639 2008-06-16 Jan Hubicka <jh@suse.cz>
9641 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
9643 (cgraph_analyze_function): Likewise.
9645 2008-06-16 Jan Hubicka <jh@suse.cz>
9647 * cgraph.h (cgraph_mark_if_needed): New function.
9648 * cgraphunit.c (cgraph_mark_if_needed): New function.
9649 * c-decl.c (duplicate_decl): Use it.
9651 2008-06-16 Jan Hubicka <jh@suse.cz>
9653 * cgraph.c (cgraph_add_new_function): When in expansion state, do
9656 2008-06-16 Jan Hubicka <jh@suse.cz>
9658 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
9660 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
9661 Kazu Hirata <kazu@codesourcery.com>
9662 Maxim Kuvyrkov <maxim@codesourcery.com
9664 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
9665 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
9666 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
9667 EXTRA_SPEC_FUNCTIONS.
9668 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
9669 (DRIVER_SELF_SPECS): Adjust.
9670 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
9671 * config/mips/st.h, config/mips/t-st: New.
9672 * config/mips/driver-native.c, config/mips/x-native: New.
9673 * doc/invoke.texi (MIPS): Document 'native' value for -march and
9676 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9678 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
9680 (ISA_HAS_FP_CONDMOVE): New macro.
9681 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
9682 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
9683 (ISA_HAS_NMADD3_NMSUB3): New macro.
9684 * config/mips/mips.c (mips_rtx_costs): Update.
9685 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
9686 compiling for ST Loongson 2E/2F.
9687 (madd<mode>): Rename to madd4<mode>. Update.
9688 (madd3<mode>): New pattern.
9689 (msub<mode>): Rename to msub4<mode>. Update.
9690 (msub3<mode>): New pattern.
9691 (nmadd<mode>): Rename to nmadd4<mode>. Update.
9692 (nmadd3<mode>): New pattern.
9693 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
9694 (nmadd3<mode>_fastmath): New pattern.
9695 (nmsub<mode>): Rename to nmsub4<mode>. Update.
9696 (nmsub3<mode>): New pattern.
9697 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
9698 (nmsub3<mode>_fastmath): New pattern.
9699 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
9701 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
9703 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
9704 (DF_REF_INSN_INFO): New.
9705 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
9706 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
9707 with a NULL DF_REF_INSN_INFO.
9708 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
9710 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
9711 DF_INSN_INFO_EQ_USES): New.
9712 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
9713 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
9714 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
9715 * df-core.c: Update comment for above changes.
9716 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
9717 DF_INSN_UID_* macros.
9718 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
9719 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
9720 insn rtx. Update all callers.
9721 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
9722 df_ref_create_structure, df_insn_refs_collect): Likewise.
9723 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
9724 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
9725 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
9726 macros to access the insn refs.
9727 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
9728 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
9729 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
9730 for accessing the refs.
9731 (try_fwprop_subst): Likewise.
9732 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
9733 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
9734 for accessing the refs.
9735 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
9736 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
9737 to look at the insn refs.
9738 (record_uses): Likewise.
9739 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
9741 (mark_artificial_uses): Don't mark_insn for artificial refs.
9742 (mark_reg_rependencies): Likewise.
9744 * doc/rtl.texi: Remove documentation of ADDRESSOF.
9746 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9748 * configure: Regenerate.
9750 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9752 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
9753 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9754 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9756 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9758 * config/avr/avr.c (avr_mcu_t): Add attiny167.
9759 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9760 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9762 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
9764 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
9765 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9766 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9768 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9770 * tree-ssa-sccvn.c: Fix format of comments.
9772 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
9774 * cgraph.c: Remove unneeded forward declarations of eq_node()
9777 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
9779 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
9781 (see_update_relevancy): Likewise.
9782 * fwprop.c (try_fwprop_subst): Likewise.
9783 * rtlanal.c (noop_move_p): Likewise.
9784 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
9785 notes to non-existing libcall blocks.
9786 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
9788 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
9789 (dead_libcall_p): Remove.
9790 (delete_trivially_dead_insns): Don't use it.
9791 * web.c (union_defs): Remove comment about keeping nops.
9792 * gcse.c (hash_scan_insn): Don't take libcall pointers.
9793 (compute_hash_table_work): Don't track libcall notes.
9794 (do_local_cprop): Don't take libcall pointers. Don't update
9796 (adjust_libcall_notes): Deleted.
9797 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
9798 ever have existed in the first place).
9799 (replace_store_insn): Don't try to remove libcall notes.
9800 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
9801 (resolve_reg_notes): Don't call them.
9802 (resolve_simple_move): Likewise.
9803 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
9804 Don't remove REG_RETVAL notes.
9805 * emit-rtl.c (try_split): Don't update libcall notes.
9806 (emit_copy_of_insn_after): Dito.
9807 * cselib.c (cselib_current_insn_in_libcall): Remove.
9808 (cselib_process_insn): Don't set/clear it.
9809 (new_elt_loc_list): Don't record it.
9810 (cselib_init): Don't initialize it.
9811 * cselib.c (struct elt_loc_list): Remove in_libcall field.
9812 * loop-invariant.c (find_invariant_insn): Don't look for libcall
9814 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
9815 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
9816 (init_deps): Don't initialize it.
9817 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
9818 * combine.c (delete_noop_moves): Don't update libcall notes.
9819 (can_combine_p): Remove now pointless #if 0 block.
9820 (try_combine): Remove another obsolete #if 0 block.
9821 (distribute_notes): Don't distribute libcall notes.
9822 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
9823 * dce.c (libcall_dead_p): Remove.
9824 (delete_unmarked_insns): Don't handle libcall blocks.
9825 (preserve_libcall_for_dce): Remove.
9826 (prescan_insns_for_dce): Don't special-case libcall block insns.
9827 * reload1 (reload): Don't handle libcall notes.
9828 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
9831 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9833 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
9834 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9835 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9837 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
9839 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
9840 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
9841 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
9843 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9845 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
9847 2008-06-16 Ira Rosen <irar@il.ibm.com>
9849 PR tree-optimization/36493
9850 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
9851 the arguments list. Use VECTYPE to create vector pointer.
9852 (vectorizable_store): Fail if accesses through a pointer to vectype
9853 do not alias the original memory reference operands.
9854 Call vect_create_data_ref_ptr without the removed argument.
9855 (vectorizable_load): Likewise.
9856 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
9859 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
9862 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
9865 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9867 * config/mips/loongson2ef.md: New file.
9868 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
9869 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
9870 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
9871 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
9872 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
9874 (loongson2ef.md): New include.
9875 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
9876 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
9877 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
9878 (loongson_gt_<mode>, loongson_extract_halfword)
9879 (loongson_insert_halfword_0, loongson_insert_halfword_2)
9880 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
9881 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
9882 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
9883 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
9884 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
9885 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
9886 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
9887 (vec_interleave_low<mode>): Define type attribute.
9888 * config/mips/mips.c (mips_ls2): New static variable.
9889 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
9890 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
9891 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
9892 Implement target scheduling hooks.
9893 (mips_multipass_dfa_lookahead): Update to handle tuning for
9895 (mips_sched_init): Initialize data for Loongson scheduling.
9896 (mips_ls2_variable_issue): New static function.
9897 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
9899 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
9900 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
9901 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
9902 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
9903 Handle ST Loongson 2E/2F cores.
9904 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
9906 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9908 * omp-low.c (extract_omp_for_data): Fix comment typo.
9911 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9913 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
9914 FIXME note about gcc/config.guess.
9915 * doc/options.texi (Option file format): Remove non-ASCII bytes.
9916 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
9917 * doc/cppopts.texi: Likewise.
9918 * doc/extend.texi: Likewise.
9919 * doc/gcc.texi: Likewise.
9920 * doc/gccint.texi: Likewise.
9921 * doc/gcov.texi: Likewise.
9922 * doc/gty.texi: Likewise.
9923 * doc/hostconfig.texi: Likewise.
9924 * doc/install.texi: Likewise.
9925 * doc/invoke.texi: Likewise.
9926 * doc/loop.texi: Likewise.
9927 * doc/makefile.texi: Likewise.
9928 * doc/md.texi: Likewise.
9929 * doc/passes.texi: Likewise.
9930 * doc/tm.texi: Likewise.
9931 * doc/tree-ssa.texi: Likewise.
9932 * doc/trouble.texi: Likewise.
9934 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
9935 Nathan Sidwell <nathan@codesourcery.com>
9936 Maxim Kuvyrkov <maxim@codesourcery.com>
9937 Richard Sandiford <rdsandiford@googlemail.com>
9939 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
9940 * config/mips/mips-protos.h (mips_expand_vector_init): New.
9941 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
9943 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
9944 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
9945 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
9947 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
9948 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
9949 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
9950 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
9951 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
9952 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
9953 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
9954 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
9955 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
9956 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
9957 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
9958 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
9959 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
9960 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
9961 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
9962 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
9963 (mips_builtins): Add Loongson builtins.
9964 (mips_loongson_2ef_bdesc): New.
9965 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
9966 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
9967 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
9968 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
9970 (mips_expand_vector_init): New.
9971 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
9972 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
9974 * config/mips/mips.md: Add unspec numbers for Loongson
9975 builtins. Include loongson.md.
9976 (MOVE64): Include Loongson vector modes.
9977 (SPLITF): Include Loongson vector modes.
9978 (HALFMODE): Handle Loongson vector modes.
9979 * config/mips/loongson.md: New.
9980 * config/mips/loongson.h: New.
9981 * config.gcc: Add loongson.h header for mips*-*-* targets.
9982 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
9984 2008-06-14 Joseph Myers <joseph@codesourcery.com>
9986 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
9987 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
9988 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
9989 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
9990 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
9991 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
9992 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
9993 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
9994 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
9995 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
9996 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
9997 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
9998 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
9999 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
10000 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
10001 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
10002 Remove use_fixproto=yes.
10003 (ia64*-*-hpux*): Remove comment about using fixproto.
10004 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
10006 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10008 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
10010 * configure: Regenerate.
10012 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
10014 PR middle-end/36520
10015 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
10016 before evaluating it.
10018 2008-06-13 Jakub Jelinek <jakub@redhat.com>
10021 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
10022 nested inline functions.
10023 (start_decl, start_function): Don't invert DECL_EXTERNAL
10024 for nested inline functions.
10026 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10028 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
10029 splits that must be made for correctness.
10031 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10033 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
10034 (AVAIL_NON_MIPS16): Likewise.
10035 (mips_builtin_description): Replace target_flags with a predicate.
10036 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
10037 (dspr2_32): New availability predicates.
10038 (MIPS_BUILTIN): New macro.
10039 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
10040 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
10041 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
10042 Replace the TARGET_FLAGS parameters with AVAIL parameters.
10043 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
10044 (mips_dsp_32only_bdesc): Merge into...
10045 (mips_builtins): ...this new array.
10046 (mips_bdesc_map, mips_bdesc_arrays): Delete.
10047 (mips_init_builtins): Update after above changes.
10048 (mips_expand_builtin_1): Merge into...
10049 (mips_expand_builtin): ...here and update after above changes.
10051 2008-06-12 Paul Brook <paul@codesourcery.com>
10053 * longlong.h (__arm__): Define count_leading_zeros.
10054 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
10055 (clzsi2, clzdi2): New functions.
10056 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
10057 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
10058 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
10059 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
10060 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
10061 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
10062 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
10063 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
10064 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
10065 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
10067 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
10069 * config/m68k/m68k.c (m68k_tune_flags): New.
10070 (override_options): Compute m68k_tune_flags.
10071 (MULL_COST, MULW_COST): Update for various variants of CFV2.
10072 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
10074 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10076 PR middle-end/36506
10077 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
10079 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10081 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
10082 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
10084 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10086 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
10087 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
10089 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10091 PR middle-end/36506
10092 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
10095 2008-06-12 Richard Guenther <rguenther@suse.de>
10097 PR tree-optimization/36345
10098 * tree-flow.h (struct ptr_info_def): Align escape_mask,
10099 add memory_tag_needed flag.
10100 (may_alias_p): Declare.
10101 * tree-ssa-alias.c (may_alias_p): Export.
10102 (set_initial_properties): Use memory_tag_needed flag.
10103 (update_reference_counts): Likewise.
10104 (reset_alias_info): Reset memory_tag_needed flag.
10105 (create_name_tags): Check memory_tag_needed flag.
10106 (dump_points_to_info_for): Dump it.
10107 * tree-ssa-structalias.c (struct variable_info): Remove
10108 directly_dereferenced flag.
10109 (new_var_info): Do not initialize it.
10110 (process_constraint_1): Do not set it.
10111 (update_alias_info): Set is_dereferenced flag.
10112 (set_uids_in_ptset): Use may_alias_p.
10113 (set_used_smts): Check memory_tag_needed flag.
10114 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
10115 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
10116 memory_tag_needed flag.
10117 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
10118 from broken design.
10120 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
10122 * config/i386/i386.c (ix86_compute_frame_layout): Disable
10123 red zone for w64 abi.
10124 (ix86_expand_prologue): Likewise.
10125 (ix86_force_to_memory): Likewise.
10126 (ix86_free_from_memory): Likewise.
10128 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
10131 * config/rs6000/rs6000.c (rs6000_override_options): Set
10132 rs6000_isel conditionally to the absence of comand line override.
10133 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10134 Remove duplicate rs6000_isel setting.
10135 * config/rs6000/eabispe.h: Ditto.
10137 2008-06-11 Richard Guenther <rguenther@suse.de>
10139 * alias.c (get_alias_set): Use the element alias-set for arrays.
10140 (record_component_aliases): For arrays and vectors do nothing.
10141 * c-common.c (strict_aliasing_warning): Handle the cases
10142 of alias set zero explicitly.
10143 * Makefile.in (dfp.o-warn): Add -Wno-error.
10145 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10147 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
10149 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
10150 tune_32 tune_64 to supported_defaults. Allow values not
10151 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
10152 x86_64. Do not override cpu_32 or cpu_64 values from target name.
10153 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
10154 with_cpu_64 to generic for 64-bit-supporting configurations, not
10155 with_cpu. Remove FIXMEs.
10156 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
10157 --with-arch-64, --with-tune-32, --with-tune-64): Document.
10158 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
10159 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
10160 arch_32 and arch_64.
10162 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
10163 Olivier Hainque <hainque@adacore.com>
10165 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
10166 Use DECL_SIZE_UNIT to retrieve the size of the field.
10168 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10170 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
10171 with function calls after declarations. Lay out
10172 neon_float_type_node before further use.
10174 2008-06-11 Richard Guenther <rguenther@suse.de>
10176 * tree-flow.h (may_point_to_global_var): Declare.
10177 * tree-ssa-alias.c (may_point_to_global_var): New function.
10178 * tree-ssa-sink.c (is_hidden_global_store): Use it.
10180 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
10182 * configure.ac: Teach that fido supports .debug_line.
10183 * configure: Regenerate.
10185 2008-06-10 Tom Tromey <tromey@redhat.com>
10187 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
10190 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10192 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
10193 (encode_decimal64, decode_decimal64, encode_decimal128,
10194 decode_decimal128): Reverse order of 32-bit parts of value if host
10195 and target endianness differ.
10197 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
10199 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
10200 Avoid division by 0.
10201 (tree_mod_pow2_value_transform): Likewise.
10202 (tree_ic_transform): Likewise.
10203 (tree_stringops_transform): Likewise.
10204 (tree_mod_subtract_transform): Likewise.
10205 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
10206 (copy_edges_for_bb): Likewise.
10207 (initialize_cfun): Likewise.
10209 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10211 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
10212 nonmemory_operand. Add "N" operand constraint.
10214 (*jcc_btdi_mask_rex64): New instruction and split pattern.
10215 (*jcc_btsi_mask): Ditto.
10216 (*jcc_btsi_mask_1): Ditto.
10218 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10220 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
10221 TYPE_CANONICAL for copied element type.
10223 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10226 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
10227 Add m_CORE2 and m_GENERIC.
10228 * config/i386/predicates.md (bt_comparison_operator): New predicate.
10229 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
10231 (*jcc_btdi_rex64): New instruction and split pattern.
10232 (*jcc_btsi): Ditto.
10233 (*jcc_btsi_1): Ditto.
10234 (*btsq): Fix Intel asm dialect operand order.
10238 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
10240 PR middle-end/36447
10241 * simplify-rtx.c (simplify_subreg): Add check for shift count
10244 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
10246 * doc/md.texi: Synchronize with later constraints.md change.
10247 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
10248 with a C implementation.
10249 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
10251 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
10252 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
10253 when moving to and from MD_REGNUM.
10254 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
10255 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
10256 Handle byte and halfword moves.
10257 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
10259 * config/mips/constraints.md (h): Turn into NO_REGS.
10260 (l, x): Update documentation.
10261 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
10262 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
10263 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
10264 (HILO): New mode iterator.
10266 (any_div): New code iterator.
10267 (u): Extend code attribute to div and udiv.
10268 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
10269 d_operand in the splitters. Remove redundant CONST_INT checks.
10270 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
10271 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
10272 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
10273 accordingly, using normal moves instead of unspecs to move LO into
10274 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
10275 (<u>mulsidi3): Handle expansion in C code.
10276 (<u>mulsidi3_32bit_internal): Rename to...
10277 (<u>mulsidi3_32bit): ...this.
10278 (<u>mulsidi3_32bit_r4000): Fix insn separator.
10279 (*<u>mulsidi3_64bit): Rename to...
10280 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
10281 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
10282 to set LO and HI to the multiplication result. Use a normal move
10283 for MFLO and an unspec for MFHI.
10284 (*<u>mulsidi3_64bit_parts): Replace with...
10285 (<u>mulsidi3_64bit_hilo): ...this new instruction.
10286 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
10287 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
10288 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
10289 instead of HI. Split the instruction into a separate multiplication
10290 and MFHI if !TARGET_FIX_R4000.
10291 (<su>muldi3_highpart): Likewise.
10292 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
10293 and the "=h" clobber.
10294 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
10295 (<u>mulditi3): New expander.
10296 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
10297 (madsi): Remove "=h" clobber.
10298 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
10299 Force the modulus result to be a GPR and split the instruction into
10300 a division followed by an MFHI after reload.
10301 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
10302 (*lea_high64): Use d_operand in the define_peephole2. Likewise
10303 the MIPS16 HIGH define_split.
10304 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
10305 of acc<->gpr moves to "multi".
10306 (*movdi_64bit): Replace the single "x" alternative with
10307 alternatives for moving into and out of "a".
10308 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
10309 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
10310 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
10311 Use d_operand in the splitters. Remove redundant CONST_INT checks.
10312 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
10313 (movti): New expander.
10314 (*movti, *movti_mips16): New insns.
10315 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
10316 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
10317 (mthi<GPR:mode>_<HILO:mode>): Likewise.
10318 * config/mips/predicates.md (fpr_operand): Delete.
10319 (d_operand): New predicate.
10321 2008-06-09 Michael Meissner <michael.meissner@amd.com>
10323 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
10324 failure on some Bourne shells.
10325 (x86_64-*-*): Ditto.
10327 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
10329 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
10331 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
10333 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
10334 (sparc-sun-solaris2*): Likewise.
10336 2008-06-09 Arnaud Charlet <charlet@adacore.com
10338 * doc/install.texi: Update requirements to build the Ada compiler.
10340 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
10342 * df-scan.c (struct df_scan_problem_data): Remove the
10343 mw_link_pool alloc pool.
10344 (df_scan_free_internal): Don't free it.
10345 (df_scan_alloc): Don't allocate it.
10346 * df.h (struct df_link): Update comment.
10348 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
10350 * except.h: Correct checks for when SJLJ exceptions must be used.
10352 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10354 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
10357 2008-06-08 Joseph Myers <joseph@codesourcery.com>
10359 PR tree-optimization/36218
10360 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
10361 configure for the build system.
10362 (BUILD_LDFLAGS): Define.
10363 * configure: Regenerate.
10364 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
10366 2008-07-08 Anatoly Sokolov <aesok@post.ru>
10369 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
10370 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
10371 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
10373 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10375 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
10377 2008-06-07 Joseph Myers <joseph@codesourcery.com>
10379 * config.gcc (Obsolete configurations): Remove list of
10381 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10382 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
10383 targets matched by those patterns.
10384 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
10385 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
10386 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
10387 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
10388 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10389 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
10390 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
10391 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
10392 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
10393 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
10394 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
10395 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
10396 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
10397 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
10398 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
10399 Make code for Solaris 7 and greater unconditional for Solaris.
10400 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
10401 Remove --with-* handling.
10402 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
10403 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
10404 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
10405 LINK_OS_WINDISS_SPEC): Remove.
10406 * config/rs6000/sysv4.opt (mwindiss): Remove.
10407 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
10408 * configure: Regenerate.
10409 * doc/cpp.texi: Don't mention BeOS.
10410 * doc/extend.texi (interrupt): Don't mention MS1.
10411 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
10412 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
10413 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
10414 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
10415 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
10417 * doc/invoke.texi (MT Options): Remove.
10418 (-mwindiss): Remove.
10419 (CRIS Options): Remove cris-axis-aout references.
10420 (HPPA Options): Don't mention hppa1.1-*-pro.
10421 * doc/md.texi: (MorphoTech family): Remove.
10422 * libgcc2.c: Don't handle UWIN.
10423 * config/alpha/t-unicosmk: Remove.
10424 * config/alpha/unicosmk.h: Remove.
10425 * config/arm/kaos-arm.h: Remove.
10426 * config/arm/kaos-strongarm.h: Remove.
10427 * config/arm/strongarm-coff.h: Remove.
10428 * config/arm/strongarm-elf.h: Remove.
10429 * config/arm/strongarm-pe.h: Remove.
10430 * config/arm/t-strongarm-pe: Remove.
10431 * config/arm/t-xscale-coff: Remove.
10432 * config/arm/t-xscale-elf: Remove.
10433 * config/arm/xscale-coff.h: Remove.
10434 * config/arm/xscale-elf.h: Remove.
10435 * config/chorus.h: Remove.
10436 * config/cris/aout.h: Remove.
10437 * config/cris/aout.opt: Remove.
10438 * config/cris/t-aout: Remove.
10439 * config/i386/beos-elf.h: Remove.
10440 * config/i386/kaos-i386.h: Remove.
10441 * config/i386/ptx4-i.h: Remove.
10442 * config/i386/sco5.h: Remove.
10443 * config/i386/sco5.opt: Remove.
10444 * config/i386/sysv4-cpp.h: Remove.
10445 * config/i386/sysv5.h: Remove.
10446 * config/i386/t-beos: Remove.
10447 * config/i386/t-sco5: Remove.
10448 * config/i386/t-uwin: Remove.
10449 * config/i386/uwin.asm: Remove.
10450 * config/i386/uwin.h: Remove.
10451 * config/kaos.h: Remove.
10452 * config/mips/windiss.h: Remove.
10453 * config/mt: Remove directory.
10454 * config/pa/pa-osf.h: Remove.
10455 * config/pa/pa-pro-end.h: Remove.
10456 * config/pa/t-pro: Remove.
10457 * config/ptx4.h: Remove.
10458 * config/rs6000/beos.h: Remove.
10459 * config/rs6000/kaos-ppc.h: Remove.
10460 * config/rs6000/t-beos: Remove.
10461 * config/rs6000/windiss.h: Remove.
10462 * config/sh/kaos-sh.h: Remove.
10463 * config/sol2-6.h: Remove.
10464 * config/sparc/sol26-sld.h: Remove.
10465 * config/sparc/sysv4-only.h: Remove.
10466 * config/vax/bsd.h: Remove.
10467 * config/vax/t-memfuncs: Remove.
10468 * config/vax/ultrix.h: Remove.
10469 * config/vax/vaxv.h: Remove.
10470 * config/windiss.h: Remove.
10472 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10474 PR rtl-optimization/36438
10475 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
10476 for vector shifts with constant scalar shift operands.
10478 2008-06-06 Sandip Matte <sandip@rmicorp.com>
10480 * doc/invoke.texi: Document -march=xlr.
10481 * config/mips/xlr.md: New file.
10482 * config/mips/mips.md: Include it.
10484 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
10485 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
10486 (mips_rtx_cost_data): Likewise.
10488 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
10490 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
10491 PRE_INC and PRE_DEC cases.
10493 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10495 PR rtl-optimization/36419
10496 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
10497 the emitting jump insn.
10500 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
10501 is not bool, boolify the whole *expr_p and convert to the desired type.
10503 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10505 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
10506 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
10507 Add omp_private_outer_ref hook, add another argument to
10508 omp_clause_default_ctor hook.
10509 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
10510 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
10511 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
10512 hook_tree_tree_tree_tree_null.
10513 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
10514 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
10515 * hooks.c (hook_tree_tree_tree_tree_null): New function.
10516 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
10517 * tree.def (OMP_TASK): New tree code.
10518 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
10519 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
10520 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
10521 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
10522 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
10523 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
10524 OMP_CLAUSE_COLLAPSE_EXPR): Define.
10525 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10526 (OMP_DIRECTIVE_P): Add OMP_TASK.
10527 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
10528 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
10529 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
10530 and OMP_CLAUSE_UNTIED entries.
10531 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
10533 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10534 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
10535 * tree-pretty-print.c (dump_omp_clause): Handle
10536 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
10537 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10538 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
10539 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
10540 warning about unsigned iterators. Change decl/init/cond/incr
10541 arguments to TREE_VECs, check arguments for all collapsed loops.
10542 (c_finish_omp_taskwait): New function.
10543 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
10545 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
10546 default_function_array_conversion on init. Add par_clauses argument.
10547 If decl is present in parallel's lastprivate clause, change it to
10548 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
10549 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
10550 collapse count in clauses.
10551 (c_parser_omp_for, c_parser_omp_parallel): Adjust
10552 c_parser_omp_for_loop callers.
10553 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
10554 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
10555 (c_parser_omp_clause_name): Handle collapse and untied clauses.
10556 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
10558 (c_parser_omp_clause_schedule): Handle schedule(auto).
10559 Include correct location in the error message.
10560 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
10561 and PRAGMA_OMP_CLAUSE_UNTIED.
10562 (OMP_TASK_CLAUSE_MASK): Define.
10563 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
10564 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
10565 * tree-nested.c (convert_nonlocal_omp_clauses,
10566 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
10567 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
10568 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10569 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
10571 (conver_nonlocal_reference, convert_local_reference,
10572 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
10573 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
10574 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
10575 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
10576 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
10577 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
10578 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
10579 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
10580 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10582 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
10583 * c-common.h (c_finish_omp_taskwait): New prototype.
10584 * gimple-low.c (lower_stmt): Handle OMP_TASK.
10585 * tree-parloops.c (create_parallel_loop): Create 1 entry
10586 vectors for OMP_FOR_{INIT,COND,INCR}.
10587 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10588 (make_edges): Handle OMP_TASK.
10589 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
10590 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10591 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
10592 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
10593 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
10594 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10595 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
10596 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
10597 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
10598 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
10599 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
10600 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
10601 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
10602 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
10603 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
10604 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
10605 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
10606 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
10607 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
10608 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
10609 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
10610 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
10611 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
10612 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
10613 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
10614 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
10615 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
10616 original iterator is present in lastprivate clause or if
10617 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
10618 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10619 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
10620 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
10621 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
10622 if it is set, lookup var in outer contexts too. Handle
10623 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
10624 to be implicitly determined firstprivate for task regions.
10625 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
10626 if it is set, lookup var in outer contexts too. Set
10627 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
10628 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
10629 OMP_CLAUSE_UNTIED. Take region_type as last argument
10630 instead of in_parallel and in_combined_parallel.
10631 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
10633 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
10634 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
10635 (new_omp_context): Set default_kind to
10636 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
10637 (omp_region_type): New enum.
10638 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
10639 fields, add region_type.
10640 (new_omp_context): Take region_type as argument instead of is_parallel
10641 and is_combined_parallel.
10642 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
10643 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
10644 ctx->is_combined_parallel checks.
10645 (gimplify_omp_task): New function.
10646 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
10648 * omp-low.c (extract_omp_for_data): Use schedule(static)
10649 for schedule(auto). Handle pointer and unsigned iterators.
10650 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
10651 Add loops argument. Extract data for collapsed OMP_FOR loops.
10652 (expand_parallel_call): Assert sched_kind isn't auto,
10653 map runtime schedule to index 3.
10654 (struct omp_for_data_loop): New type.
10655 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
10656 Add loop, loops, collapse and iter_type fields.
10657 (workshare_safe_to_combine_p): Disallow combined for if
10658 iter_type is unsigned long long. Don't combine collapse > 1 loops
10659 unless all bounds and steps are constant. Adjust extract_omp_for_data
10661 (expand_omp_for_generic): Handle pointer, unsigned and long long
10662 iterators. Handle collapsed OMP_FOR loops. Adjust
10663 for struct omp_for_data changes. If libgomp function doesn't return
10664 boolean_type_node, add comparison of the return value with 0.
10665 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
10666 pointer, unsigned and long long iterators. Adjust for struct
10667 omp_for_data changes.
10668 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
10669 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
10670 unsigned long long. Allocate loops array, pass it to
10671 extract_omp_for_data. For collapse > 1 loops use always
10672 expand_omp_for_generic.
10673 (omp_context): Add sfield_map and srecord_type fields.
10674 (is_task_ctx, lookup_sfield): New functions.
10675 (use_pointer_for_field): Use is_task_ctx helper. Change first
10676 argument's type from const_tree to tree. Clarify comment.
10677 In OMP_TASK disallow copy-in/out sharing.
10678 (build_sender_ref): Call lookup_sfield instead of lookup_field.
10679 (install_var_field): Add mask argument. Populate both record_type
10680 and srecord_type if needed.
10681 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
10683 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
10684 and DECL_FIELD_OFFSET.
10685 (scan_sharing_clauses): Adjust install_var_field callers. For
10686 firstprivate clauses on explicit tasks allocate the var by value in
10687 record_type unconditionally, rather than by reference.
10688 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
10689 Use is_taskreg_ctx instead of is_parallel_ctx.
10690 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10691 (create_omp_child_function_name): Add task_copy argument, use
10692 *_omp_cpyfn* names if it is true.
10693 (create_omp_child_function): Add task_copy argument, if true create
10694 *_omp_cpyfn* helper function.
10695 (scan_omp_parallel): Adjust create_omp_child_function callers.
10696 Rename parallel_nesting_level to taskreg_nesting_level.
10697 (scan_omp_task): New function.
10698 (lower_rec_input_clauses): Don't run constructors for firstprivate
10699 explicit task vars which are initialized by *_omp_cpyfn*.
10700 Pass outer var ref to omp_clause_default_ctor hook if
10701 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
10702 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
10703 OMP_CLAUSE_REDUCTION_INIT.
10704 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
10705 avoid duplicate setting of fields. Handle
10706 OMP_CLAUSE_PRIVATE_OUTER_REF.
10707 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
10708 copy-out if TREE_READONLY, only copy-in.
10709 (expand_task_copyfn): New function.
10710 (expand_task_call): New function.
10711 (struct omp_taskcopy_context): New type.
10712 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
10714 (lower_omp_parallel): Rename to...
10715 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10716 Call create_task_copyfn if srecord_type is needed. Adjust
10718 (task_shared_vars): New variable.
10719 (check_omp_nesting_restrictions): Warn if work-sharing,
10720 barrier, master or ordered region is closely nested inside OMP_TASK.
10721 Add warnings for barrier if closely nested inside of work-sharing,
10722 ordered, or master region.
10723 (scan_omp_1): Call check_omp_nesting_restrictions even for
10724 GOMP_barrier calls. Rename parallel_nesting_level to
10725 taskreg_nesting_level. Handle OMP_TASK.
10726 (lower_lastprivate_clauses): Even if some lastprivate is found on a
10727 work-sharing construct, continue looking for them on parent parallel
10729 (lower_omp_for_lastprivate): Add lastprivate clauses
10730 to the beginning of dlist rather than end. Adjust for struct
10731 omp_for_data changes.
10732 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
10733 not after it. Handle collapsed OMP_FOR loops, adjust for
10734 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
10735 (get_ws_args_for): Adjust extract_omp_for_data caller.
10736 (scan_omp_for): Handle collapsed OMP_FOR
10737 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
10738 (lower_omp_single_simple): If libgomp function doesn't return
10739 boolean_type_node, add comparison of the return value with 0.
10740 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
10741 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
10742 (parallel_nesting_level): Rename to...
10743 (taskreg_nesting_level): ... this.
10744 (is_taskreg_ctx): New function.
10745 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
10746 of is_parallel_ctx.
10747 (execute_lower_omp): Rename parallel_nesting_level to
10748 taskreg_nesting_level.
10749 (expand_omp_parallel): Rename to...
10750 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
10751 Call omp_task_call for OMP_TASK regions.
10752 (expand_omp): Adjust caller, handle OMP_TASK.
10753 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
10755 * bitmap.c (bitmap_default_obstack_depth): New variable.
10756 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
10757 if argument is NULL and bitmap_default_obstack is already initialized.
10758 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
10760 * matrix-reorg.c (matrix_reorg): Likewise.
10762 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10764 * config/i386/i386.md (*indirect_jump): Macroize using P
10765 mode iterator. Remove !TARGET_64BIT from insn constraints.
10766 (*tablejump_1): Ditto.
10767 (*indirect_jump_rex64): Remove insn pattern.
10768 (*tablejump_1_rex64): Ditto.
10769 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
10770 and eh_return_si insn patterns.
10772 2008-06-06 Richard Guenther <rguenther@suse.de>
10774 * tree-ssa-structalias.c (merge_smts_into): Remove.
10775 (find_what_p_points_to): Do not bother to compute the
10776 points-to set for pt_anything pointers.
10777 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
10778 for pt_anything pointers is ok.
10780 2008-06-06 Jan Hubicka <jh@suse.cz>
10782 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
10784 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10786 * cgraph.c: Fix typos in comments.
10787 (cgraph_availability_names): Fix string typo.
10788 * fold-const.c: Fix typos in comments.
10789 (fold_binary): Fix typo in warning.
10790 * genautomata.c: Fix typos in comments.
10791 (check_presence_pattern_sets): Fix typo in local variable.
10792 (output_description): Fix typo in output.
10793 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
10794 * hwint.h: Likewise.
10795 * matrix-reorg.c (check_allocation_function): Likewise.
10796 * omega.c (smooth_weird_equations): Likewise.
10797 * auto-inc-dec.c: Fix typos in comments.
10798 * bb-reorder.c: Likewise.
10799 * builtins.c: Likewise.
10800 * c-common.c: Likewise.
10801 * c-cppbuiltin.c: Likewise.
10802 * c-parser.c: Likewise.
10803 * c-pretty-print.c: Likewise.
10804 * cfgcleanup.c: Likewise.
10805 * cfgexpand.c: Likewise.
10806 * cfghooks.c: Likewise.
10807 * cfglayout.c: Likewise.
10808 * cfgloopmanip.c: Likewise.
10809 * cgraphunit.c: Likewise.
10810 * coverage.c: Likewise.
10811 * dbxout.c: Likewise.
10812 * df-byte-scan.c: Likewise.
10813 * df-core.c: Likewise.
10814 * df-problems.c: Likewise.
10815 * df-scan.c: Likewise.
10817 * dominance.c: Likewise.
10818 * domwalk.c: Likewise.
10820 * dwarf2out.c: Likewise.
10821 * emit-rtl.c: Likewise.
10822 * et-forest.c: Likewise.
10823 * function.c: Likewise.
10824 * function.h: Likewise.
10826 * gcov-io.c: Likewise.
10827 * gcov.c: Likewise.
10828 * gcse.c: Likewise.
10829 * genattrtab.c: Likewise.
10830 * ggc-page.c: Likewise.
10831 * gimplify.c: Likewise.
10832 * gthr-lynx.h: Likewise.
10833 * haifa-sched.c: Likewise.
10834 * ipa-cp.c: Likewise.
10835 * ipa-inline.c: Likewise.
10836 * ipa-prop.h: Likewise.
10837 * ipa-pure-const.c: Likewise.
10838 * ipa-struct-reorg.c: Likewise.
10839 * ipa-struct-reorg.h: Likewise.
10840 * ipa-type-escape.c: Likewise.
10842 * loop-doloop.c: Likewise.
10843 * mips-tfile.c: Likewise.
10844 * mkmap-flat.awk: Likewise.
10845 * mkmap-symver.awk: Likewise.
10846 * modulo-sched.c: Likewise.
10847 * omp-low.c: Likewise.
10848 * optabs.c: Likewise.
10849 * optabs.h: Likewise.
10850 * opts.c: Likewise.
10851 * passes.c: Likewise.
10852 * postreload-gcse.c: Likewise.
10853 * postreload.c: Likewise.
10854 * predict.c: Likewise.
10855 * pretty-print.h: Likewise.
10856 * profile.c: Likewise.
10857 * protoize.c: Likewise.
10858 * ra-conflict.c: Likewise.
10859 * real.c: Likewise.
10860 * recog.c: Likewise.
10861 * regclass.c: Likewise.
10862 * regs.h: Likewise.
10863 * reload.c: Likewise.
10864 * rtl-error.c: Likewise.
10865 * rtlanal.c: Likewise.
10866 * scan.h: Likewise.
10867 * sched-rgn.c: Likewise.
10869 * stmt.c: Likewise.
10870 * target.h: Likewise.
10871 * tree-dfa.c: Likewise.
10872 * tree-eh.c: Likewise.
10873 * tree-flow-inline.h: Likewise.
10874 * tree-inline.c: Likewise.
10875 * tree-into-ssa.c: Likewise.
10876 * tree-loop-distribution.c: Likewise.
10877 * tree-nested.c: Likewise.
10878 * tree-parloops.c: Likewise.
10879 * tree-pass.h: Likewise.
10880 * tree-pretty-print.c: Likewise.
10881 * tree-profile.c: Likewise.
10882 * tree-scalar-evolution.c: Likewise.
10883 * tree-sra.c: Likewise.
10884 * tree-ssa-alias-warnings.c: Likewise.
10885 * tree-ssa-ccp.c: Likewise.
10886 * tree-ssa-coalesce.c: Likewise.
10887 * tree-ssa-dom.c: Likewise.
10888 * tree-ssa-dse.c: Likewise.
10889 * tree-ssa-forwprop.c: Likewise.
10890 * tree-ssa-live.c: Likewise.
10891 * tree-ssa-live.h: Likewise.
10892 * tree-ssa-loop-im.c: Likewise.
10893 * tree-ssa-loop-ivopts.c: Likewise.
10894 * tree-ssa-loop-niter.c: Likewise.
10895 * tree-ssa-loop-prefetch.c: Likewise.
10896 * tree-ssa-phiopt.c: Likewise.
10897 * tree-ssa-phiprop.c: Likewise.
10898 * tree-ssa-sccvn.c: Likewise.
10899 * tree-ssa-ter.c: Likewise.
10900 * tree-ssa-threadupdate.c: Likewise.
10901 * tree-ssa.c: Likewise.
10902 * tree-vect-analyze.c: Likewise.
10903 * tree-vect-transform.c: Likewise.
10904 * tree-vectorizer.c: Likewise.
10905 * tree-vn.c: Likewise.
10906 * tree-vrp.c: Likewise.
10907 * tree.c: Likewise.
10908 * tree.def: Likewise.
10909 * tree.h: Likewise.
10910 * unwind-dw2-fde.c: Likewise.
10911 * unwind.inc: Likewise.
10912 * value-prof.c: Likewise.
10913 * vmsdbgout.c: Likewise.
10915 2008-06-05 David Edelsohn <edelsohn@gnu.org>
10917 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
10918 always place FP constants in the TOC for TARGET_POWERPC64.
10919 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
10921 2008-06-05 Joseph Myers <joseph@codesourcery.com>
10923 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
10924 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
10925 enable for TARGET_E500_DOUBLE.
10926 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
10927 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
10928 floating-point modes like integer modes for E500 double.
10929 (rs6000_legitimate_offset_address_p): Likewise.
10930 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
10931 addressing for DDmode for E500 double.
10932 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
10933 modes as using 64-bits of registers for E500 double.
10934 (spe_build_register_parallel): Do not handle DDmode or TDmode.
10935 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
10936 specially for E500 double.
10937 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
10938 TDmode for E500 double.
10939 (rs6000_gimplify_va_arg): Only handle SDmode in registers
10940 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
10941 (rs6000_split_multireg_move): Do not handle TDmode specially for
10943 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
10944 using 64-bit registers for E500 double.
10945 (emit_frame_save): Do not handle DDmode specially for E500 double.
10946 (gen_frame_mem_offset): Likewise.
10947 (rs6000_function_value): Do not call spe_build_register_parallel
10948 for DDmode or TDmode.
10949 (rs6000_libcall_value): Likewise.
10950 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
10951 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
10954 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
10956 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
10959 2008-06-04 Junjie Gu <jgu@tensilica.com>
10961 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
10962 comparison for frame pointers.
10964 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10967 * config/avr/avr.h (PUSH_ROUNDING): Remove.
10969 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
10972 * builtins.c (expand_builtin_signbit): Don't take lowpart when
10973 register is already smaller or equal to required mode.
10975 2008-06-04 Xinliang David Li <davidxl@google.com>
10977 * tree-call-cdce.c: New file.
10978 (cond_dead_built_in_calls): New static variable.
10979 (input_domain): New struct.
10980 (check_pow): New function.
10981 (check_builtin_call): Ditto.
10982 (check_target_format): Ditto.
10983 (is_call_dce_candidate): Ditto.
10984 (gen_one_condition): Ditto.
10985 (gen_conditions_for_domain): Ditto.
10986 (get_domain): Ditto.
10987 (gen_conditions_for_pow_cst_base): Ditto.
10988 (gen_conditions_for_pow_int_base): Ditto.
10989 (gen_conditions_for_pow): Ditto.
10990 (get_no_error_domain): Ditto.
10991 (gen_shrink_wrap_conditions): Ditto.
10992 (shrink_wrap_one_built_in_call): Ditto.
10993 (shink_wrap_conditional_dead_built_in_calls): Ditto.
10994 (tree_call_cdce): Ditto.
10995 (gate_call_cdce): Ditto.
10996 (pass_call_cdce): New gimple pass.
10997 * passes.c: (init_optimization_passes): New pass.
10998 * tree-pass.h: New pass declaration.
10999 * opts.c (decode_options): New flag setting.
11000 * common.opt: Add -ftree-builtin-call-dce flag.
11001 * Makefile.in: Add new source file.
11002 * tempvar.def: New tv_id.
11003 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
11005 2008-06-04 Richard Guenther <rguenther@suse.de>
11007 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
11008 (is_call_clobbered): Always check var_ann->call_clobbered.
11009 (mark_call_clobbered): Always set var_ann->call_clobbered.
11010 (clear_call_clobbered): Always clear var_ann->call_clobbered.
11011 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
11012 (reset_alias_info): Clear call clobbering info on MTAGs and
11014 (set_pt_anything): Set pt_global_mem.
11015 (create_tag_raw): Adjust comment.
11016 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
11018 2008-06-04 Joseph Myers <joseph@codesourcery.com>
11019 Maxim Kuvyrkov <maxim@codesourcery.com>
11021 * config/m68k/m68k.opt (mxgot): New option.
11022 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
11023 (m68k_output_addr_const_extra): New.
11024 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
11025 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
11026 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
11027 * doc/invoke.texi (M680x0 Options): Document -mxgot.
11029 2008-06-04 Richard Guenther <rguenther@suse.de>
11031 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
11032 negative or non-representable offsets.
11034 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
11036 * config/i386/i386.c (ix86_gen_leave): New.
11037 (ix86_gen_pop1): Likewise.
11038 (ix86_gen_add3): Likewise.
11039 (ix86_gen_sub3): Likewise.
11040 (ix86_gen_sub3_carry): Likewise.
11041 (ix86_gen_one_cmpl2): Likewise.
11042 (ix86_gen_monitor): Likewise.
11043 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
11044 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
11045 ix86_gen_one_cmpl2 and ix86_gen_monitor.
11046 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
11047 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
11048 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
11049 (ix86_expand_epilogue): Updated.
11050 (print_operand): Handle integer register operand for 'z'.
11051 (ix86_expand_strlensi_unroll_1): Likewise.
11052 (ix86_expand_strlen): Likewise.
11053 (ix86_expand_builtin): Likewise.
11054 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
11055 mov{q}/mov{l} and add{q}/add{l}.
11057 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11059 * config/i386/i386.md (P): New mode iterator.
11060 (SFmode push_operand splitter): Macroize DImode and SImode pushes
11061 using P mode iterator.
11062 (DFmode push_operand splitter): Ditto.
11063 (XFmode push_operand splitter): Ditto.
11064 (DFmode float_extend SFmode push_operand splitter): Ditto.
11065 (XFmode float_extend SFmode push_operand splitter): Do not generate
11066 SImode pushes for 64bit target. Macroize Dimode and SImode
11067 pushes using P mode iterator.
11068 (XFmode float_extend DFmode push_operand splitter): Ditto.
11070 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11072 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
11073 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
11074 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
11075 return type to int.
11076 (ix86_call_abi_override): Remove check for call_used_regs.
11078 2008-06-03 Richard Guenther <rguenther@suse.de>
11080 * tree-ssa-structalias.c (find_func_aliases): Add constraints
11081 for the lhs of calls if the return type contains pointers.
11083 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11085 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
11086 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
11087 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
11088 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
11089 of cfun and DEFAULT_ABI to deceide abi mode.
11090 (DEFAULT_ABI): New.
11091 (REG_PARM_STACK_SPACE): Removed.
11092 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
11093 (STACK_BOUNDARY): Use default target to deceide stack boundary.
11094 * config/i386/i386-protos.h (ix86_cfun_abi): New.
11095 (ix86_function_abi): Likewise.
11096 (ix86_function_type_abi): Likewise.
11097 (ix86_call_abi_override): Likewise.
11098 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
11099 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
11100 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
11101 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
11103 (X86_64_REGPARM_MAX): New.
11104 (X86_64_SSE_REGPARM_MAX): New.
11105 (X64_REGPARM_MAX): New.
11106 (X64_SSE_REGPARM_MAX): New.
11107 (X86_32_REGPARM_MAX): New.
11108 (X86_32_SSE_REGPARM_MAX): New.
11109 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
11110 (ix86_function_regparm): Handle user calling abi.
11111 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
11112 by DEFAULT_ABI versus SYSV_ABI check.
11113 (ix86_reg_parm_stack_space): New.
11114 (ix86_function_type_abi): New.
11115 (ix86_call_abi_override): New.
11116 (ix86_function_abi): New.
11117 (ix86_cfun_abi): New.
11118 (init_cumulative_args): Call abi specific initialization.
11119 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
11120 (function_arg_64): Extend SSE_REGPARM_MAX check.
11121 (function_arg (): Remove TARGET_64BIT_MS_ABI.
11122 (ix86_pass_by_reference): Likewise.
11123 (ix86_function_value_regno_p): Likewise.
11124 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
11125 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
11126 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
11127 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
11128 (setup_incoming_varargs_64): Adjust regparm for call abi.
11129 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
11130 (ix86_va_start): Likewise.
11131 (ix86_gimplify_va_arg): Likewise.
11132 (ix86_expand_prologue): Likewise.
11133 (output_pic_addr_const): Likewise.
11134 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
11135 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
11136 (x86_output_mi_thunk): Likewise.
11137 (x86_function_profiler): Likewise.
11138 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
11139 (SYSV_ABI, MS_ABI): New constants.
11140 (DEFAULT_ABI): New.
11141 (init_regs): Add prototype of function in regclass.c file.
11142 (OVERRIDE_ABI_FORMAT): New.
11143 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
11144 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
11145 (OUTGOING_REG_PARM_STACK_SPACE): New.
11146 (ix86_reg_parm_stack_space): New prototype.
11147 (CUMULATIVE_ARGS): Add call_abi member.
11148 (machine_function): Add call_abi member.
11149 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
11150 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
11152 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
11155 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
11156 (avr_builtin_setjmp_frame_value): New function.
11157 * config/avr/avr.md (nonlocal_goto_receiver): Define.
11158 (nonlocal_goto): Define.
11160 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
11162 * config/mips/mips.c (mips_emit_loadgp): Return early if
11163 there is nothing do to, otherwise emit a blockage if
11164 !TARGET_EXPLICIT_RELOCS || crtl->profile.
11165 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
11167 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11169 * configure.ac: Drop unneeded backslash ending up in config.in.
11170 * acinclude.m4: Likewise.
11171 * config.in: Regenerate.
11173 2008-05-26 Jan Hubicka <jh@suse.cz>
11175 * predict.c (maybe_hot_frequency_p): Break out of...
11176 (maybe_hot_bb_p): ... here.
11177 (maybe_hot_edge_p): New.
11178 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
11179 * basic-block.h (maybe_hot_edge_p): Declare.
11181 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11183 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
11184 (*cmpfp_<mode>_cc): Ditto.
11185 (*fp_jcc_8<mode>_387): Ditto.
11186 (*fop_<MODEF:mode>_2_i387): Ditto.
11187 (*fop_<MODEF:mode>_3_i387): Ditto.
11188 (*fop_xf_2_i387): Ditto.
11189 (*fop_xf_3_i387): Ditto.
11191 2008-06-02 Tomas Bily <tbily@suse.cz>
11193 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
11195 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11197 * config/mips/mips.c (mips_valid_offset_p): New function.
11198 (mips_valid_lo_sum_p): Likewise.
11199 (mips_classify_address): Use them.
11200 (mips_force_address): New function.
11201 (mips_legitimize_address): Use it.
11202 * config/mips/mips.md (MOVE128): New mode iterator.
11203 (movtf): Require TARGET_64BIT. Remove empty strings.
11204 (*movtf_internal): Rename to...
11205 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
11206 of "R" and use {,fp}{load,store} attributes instead of "multi".
11207 Use a separate define_split.
11208 (*movtf_mips16): New pattern.
11210 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11212 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
11213 * config/mips/mips.c (mips_expand_before_return): New function.
11214 (mips_expand_epilogue): Call it.
11215 * config/mips/mips.md (return): Turn into a define_expand.
11216 (*return): New insn.
11218 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11220 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
11221 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
11222 functions. Do not emit uses and clobbers of CONCATs; individually
11223 use and clobber their operands.
11224 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
11225 gen_clobber, emit_use and gen_use.
11226 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
11227 (expand_builtin_return): Likewise.
11228 * cfgbuild.c (count_basic_blocks): Likewise.
11229 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
11230 * explow.c (emit_stack_restore): Likewise.
11231 * expmed.c (extract_bit_field_1): Likewise.
11232 * expr.c (convert_move, emit_move_complex_parts): Likewise.
11233 (emit_move_multi_word, store_constructor): Likewise.
11234 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
11235 (thread_prologue_and_epilogue_insns): Likewise.
11236 * lower-subreg.c (resolve_simple_move): Likewise.
11237 * optabs.c (widen_operand, expand_binop): Likewise.
11238 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
11239 * reload.c (find_reloads): Likewise.
11240 * reload1.c (eliminate_regs_in_insn): Likewise.
11241 * stmt.c (expand_nl_goto_receiver): Likewise.
11242 * config/alpha/alpha.md (builtin_longjmp): Likewise.
11243 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
11244 * config/arm/arm.c (arm_load_pic_register): Likewise.
11245 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
11246 * config/arm/arm.md (untyped_return): Likewise.
11247 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
11248 * config/avr/avr.c (expand_prologue): Likewise.
11249 * config/bfin/bfin.c (do_unlink): Likewise.
11250 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
11251 * config/cris/cris.c (cris_expand_prologue): Likewise.
11252 * config/darwin.c (machopic_indirect_data_reference): Likewise.
11253 (machopic_legitimize_pic_address): Likewise.
11254 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
11255 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
11256 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
11257 (ix86_expand_convert_uns_didf_sse): Likewise.
11258 (ix86_expand_vector_init_general): Likewise.
11259 * config/ia64/ia64.md (eh_epilogue): Likewise.
11260 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
11261 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
11262 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
11263 (config/iq2000/iq2000.c): Likewise.
11264 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11265 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
11266 (builtin_longjmp): Likewise.
11267 * config/mn10300/mn10300.md (call, call_value): Likewise.
11268 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
11269 * config/pdp11/pdp11.md (abshi2): Likewise.
11270 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11271 * config/s390/s390.c (s390_emit_prologue): Likewise.
11272 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
11273 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
11274 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
11275 * config/sh/sh.c (prepare_move_operands): Likewise.
11276 (output_stack_adjust, sh_expand_epilogue): Likewise.
11277 (sh_set_return_address, sh_expand_t_scc): Likewise.
11278 * config/sparc/sparc.c (load_pic_register): Likewise.
11279 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
11280 * config/spu/spu.c (spu_expand_epilogue): Likewise.
11281 * config/v850/v850.c (expand_epilogue): Likewise.
11283 2008-05-31 Anatoly Sokolov <aesok@post.ru>
11285 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
11286 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
11287 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
11288 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
11289 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
11290 stack pointer register.
11291 (output_movhi): Remove code for interrupt specific writing to the
11292 stack pointer register.
11294 2008-05-31 Richard Guenther <rguenther@suse.de>
11296 PR tree-optimization/34244
11297 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
11298 (tree_expr_nonzero_warnv_p): Likewise.
11299 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11300 ssa_name_nonnegative_p.
11301 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
11302 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
11303 not tree_expr_nonzero_warnv_p.
11305 PR tree-optimization/36262
11307 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
11309 PR tree-optimization/34244
11310 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
11311 (record_numbers_of_iterations): New function.
11312 (execute_vrp): Cache the numbers of iterations of loops.
11313 * tree-scalar-evolution.c (scev_reset_except_niters):
11315 (scev_reset): Use scev_reset_except_niters.
11316 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
11318 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
11320 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11321 __WORKAROUND_RETS when appropriate.
11323 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11325 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
11326 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
11328 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
11329 *fop_df_comm_sse insn patterns using MODEF mode iterator.
11330 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
11331 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
11332 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
11333 *fop_df_1_mixed insn patterns using MODEF mode iterator.
11334 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
11335 *fop_df_1_sse insn patterns using MODEF mode iterator.
11336 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
11337 *fop_df_1_i387 insn patterns using MODEF mode iterator.
11338 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
11339 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
11340 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
11341 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
11342 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
11343 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
11344 (*fop_xf_4_i387): Use <MODE> for mode attribute.
11345 (*fop_xf_5_i387): Ditto.
11346 (*fop_xf_6_i387): Ditto.
11348 2008-05-30 Richard Guenther <rguenther@suse.de>
11350 * builtins.c (build_string_literal): Avoid generating
11351 a non-gimple_val result.
11353 2008-05-30 DJ Delorie <dj@redhat.com>
11355 * exec-tool.in: Use an environment variable (private) instead of a
11356 file (shared) as a semaphore, so as to not break parallel builds.
11358 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11360 * optabs.c (maybe_encapsulate_block): Remove.
11361 (emit_libcall_block): Adjust accordingly.
11362 * optabs.h (maybe_encapsulate_block): Remove prototype.
11364 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
11365 Don't use maybe_encapsulate_block.
11367 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11369 * config/rs6000/rs6000.c (rs6000_legitimize_address,
11370 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
11371 rtx is a SYMBOL_REF before calling get_pool_constant.
11373 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
11375 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
11377 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
11379 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
11380 rather than OS names to choose INO_T_EQ definition.
11381 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
11382 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
11384 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
11387 * config/darwin-f.c: New.
11388 * config/t-darwin: Added rule to build darwin-f.o.
11389 * config.gcc: Defined new variable, fortran_target_objs.
11390 (*-*-darwin*): Set fortran_target_objs.
11391 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
11392 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
11393 * configure: Regenerated.
11395 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
11398 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
11399 canonical type if needed.
11401 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
11403 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
11405 2008-05-29 Richard Guenther <rguenther@suse.de>
11407 PR tree-optimization/36343
11408 PR tree-optimization/36346
11409 PR tree-optimization/36347
11410 * tree-flow.h (clobber_what_p_points_to): Declare.
11411 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
11412 pointed-to variable is dereferenced is irrelevant to whether
11413 the pointer can access the pointed-to variable.
11414 (clobber_what_p_points_to): New function.
11415 * tree-ssa-alias.c (set_initial_properties): Use it.
11416 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
11417 call clobber check for NMTs.
11419 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11421 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
11422 for printing gcov_type.
11424 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11426 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
11427 and the eh region information.
11428 * value-prof.c (gimple_move_stmt_histograms): New function.
11429 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
11431 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
11433 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
11435 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11437 * value-prof.c (tree_ic_transform): Print counts.
11438 * tree-profile.c (tree_gen_ic_func_profiler):
11439 Clear __gcov_indreict_call_callee variable to avoid misattribution
11442 2008-05-28 Rafael Espindola <espindola@google.com>
11444 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
11447 2008-05-28 Richard Guenther <rguenther@suse.de>
11449 PR tree-optimization/36339
11450 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
11451 and clobbering code out of the loop.
11453 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11455 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
11458 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
11459 s390_contiguous_bitmask_p, s390_symref_operand_p,
11460 s390_check_symref_alignment, s390_reload_larl_operand,
11461 s390_reload_symref_address): New functions.
11462 (s390_branch_condition_mnemonic): Support compare and branch
11464 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
11465 and 'W' constraints.
11466 (s390_secondary_reload): Add secondary reloads for unaligned
11467 symbol refs or symbol refs to floating point or QI/TI mode
11469 (legitimate_address_p): Accept symbol references as addresses.
11470 (s390_expand_insv): Use rotate and insert selected bits
11471 instruction for insv when building for z10.
11472 (print_operand_address): Handle symbol ref addresses.
11473 (print_operand): Output modifier 'c' added for signed byte values.
11474 (s390_encode_section_info): Mark symbol refs with
11475 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
11477 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
11478 (length attribute): RRF, RRR have 4 byte length.
11479 (FPALL, INTALL): New mode iterators added.
11480 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
11481 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
11482 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
11483 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
11484 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
11485 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
11486 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
11487 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
11489 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
11490 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
11491 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
11492 reload<INTALL:mode><P:mode>_toreg_z10,
11493 reload<FPALL:mode><P:mode>_tomem_z10,
11494 reload<FPALL:mode><P:mode>_toreg_z10,
11495 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
11496 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
11497 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
11498 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
11500 (movmem, clrmem, cmpmem): New splitters added.
11502 * config/s390/predicates.md (larl_operand): Use
11503 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
11504 SYMBOL_REF_ALIGN1_P.
11505 (s390_signed_integer_comparison,
11506 s390_unsigned_integer_comparison): New predicates.
11508 * config/s390/s390-protos.h (s390_check_symref_alignment,
11509 s390_contiguous_bitmask_p, s390_reload_larl_operand,
11510 s390_reload_symref_address,
11511 s390_compare_and_branch_condition_mask): Prototypes added.
11513 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
11514 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
11515 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
11517 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11519 * config/s390/s390.c (z10_cost): New cost function for z10.
11520 (s390_handle_arch_option, override_options): Support -march=z10 switch.
11521 (s390_issue_rate): Adjust issue rate for z10.
11522 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
11523 (processor_flags): Add PF_Z10.
11524 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
11525 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
11526 * gcc/config.gcc: Add z10.
11528 2008-05-28 Richard Guenther <rguenther@suse.de>
11530 PR tree-optimization/36291
11531 * tree-flow. h (struct gimple_df): Remove var_anns member.
11532 * tree-flow-inline.h (gimple_var_anns): Remove.
11533 (var_ann): Simplify.
11534 * tree-dfa.c (create_var_ann): Simplify.
11535 (remove_referenced_var): Clear alias info from var_anns of globals.
11536 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
11537 (delete_tree_ssa): Clear alias info from var_anns of globals.
11538 Do not free var_anns.
11539 (var_ann_eq): Remove.
11540 (var_ann_hash): Likewise.
11542 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
11544 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
11545 and loongson2f entries.
11546 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
11547 * config/mips/mips.h (processor_type): Add Loongson-2E
11548 and Loongson-2F entries.
11549 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
11550 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
11551 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
11552 * doc/invoke.texi (MIPS Options): Document loongson2e
11553 and loongson2f processor names.
11555 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11559 * config/i386/i386.c (ix86_function_arg_boundary): Use
11560 alignment of canonical type.
11561 (ix86_expand_vector_move): Check unaligned memory access for
11564 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11566 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
11567 Moved to the front of file.
11569 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
11570 H.J. Lu <hongjiu.lu@intel.com>
11572 * dwarf2out.c (current_fde): New.
11574 (lookup_cfa:): Likewise.
11575 (dwarf2out_end_epilogue): Likewise.
11576 (dwarf2out_note_section_used): Likewise.
11578 2008-05-27 Michael Matz <matz@suse.de>
11581 * c.opt (Wenum-compare): New warning option.
11582 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
11584 2008-05-27 Michael Matz <matz@suse.de>
11586 PR middle-end/36326
11587 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
11589 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
11590 into memory as tail calls.
11592 2008-05-27 Richard Guenther <rguenther@suse.de>
11594 PR tree-optimization/36339
11595 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
11596 pointers cause all addressable variables to be call clobbered.
11598 2008-05-27 Richard Guenther <rguenther@suse.de>
11600 PR tree-optimization/36245
11601 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
11603 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11605 * config/s390/s390.md: Replace all occurences of the 'm'
11606 constraint with 'RT'.
11608 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11610 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
11612 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
11614 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
11615 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
11616 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
11618 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11620 * reload.c: (find_reloads): Skip alternatives according to the
11621 "enabled" attribute. Constify the constraint variable.
11622 * recog.c (get_attr_enabled): Add default implementation.
11623 (extract_insn): Set the alternative_enabled_p array
11624 in the recog_data struct.
11625 (preprocess_constraints, constrain_operands): Skip
11626 alternatives according to the "enabled" attribute
11627 * recog.h (struct recog_data): New field alternative_enabled_p.
11628 (skip_alternative): New inline function.
11629 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
11630 (record_reg_classes): Skip alternative according to the
11631 "enabled" attribute.
11633 * doc/md.texi: Add documention for the "enabled" attribute.
11635 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
11637 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
11638 * postreload.c (reload_cse_simplify_operands): Replace 'm'
11639 constraint with TARGET_MEM_CONSTRAINT.
11640 * recog.c (asm_operand_ok, preprocess_constraints,
11641 constrain_operands): Likewise.
11642 * regclass.c (record_reg_classes): Likewise.
11643 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
11644 * reload1.c (maybe_fix_stack_asms): Likewise.
11645 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
11646 * recog.h: Adjust comment.
11647 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
11648 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
11649 * doc/md.texi: Add a note to description of 'm' constraint.
11650 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
11652 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
11654 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
11655 that the bitfield is of integral type before testing its precision.
11657 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11658 Sa Liu <saliu@de.ibm.com>
11660 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
11661 __modti3, __udivti3, __umodti3 and __udivmodti4.
11662 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
11663 that implement TImode mul and div functions.
11664 * config/spu/multi3.c: New. Implement __multi3.
11665 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
11666 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
11669 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
11671 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
11672 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
11673 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
11674 tls_sysv_suffix): New mode and mode attribute iterators.
11675 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
11676 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
11677 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
11678 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
11679 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
11682 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
11684 PR tree-optimization/36329
11685 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
11686 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
11687 * cgraphbuild.c (initialize_inline_failed): Use the latter
11688 macro in lieu of the former.
11689 * ipa-inline.c (cgraph_mark_inline): Likewise.
11690 (cgraph_decide_inlining_of_small_function): Likewise.
11691 (cgraph_decide_inlining): Likewise.
11692 (cgraph_decide_inlining_incrementally): Likewise.
11694 2008-05-26 Tristan Gingold <gingold@adacore.com>
11695 Anatoly Sokolov <aesok@post.ru>
11697 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
11698 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
11699 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
11700 optimization for 'avr6' architecture.
11702 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
11705 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
11707 2008-05-26 Richard Guenther <rguenther@suse.de>
11709 * tree-ssa-sccvn.c (expr_has_constants): Declare.
11710 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
11712 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
11714 PR middle-end/36253
11715 * caller-save.c (insert_restore): Verify alignment of spill space.
11716 (insert_save): Likewise.
11717 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
11718 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
11719 (STACK_SLOT_ALIGNMENT): Likewise.
11720 * function.c (LOCAL_ALIGNMENT): Removed.
11721 (get_stack_local_alignment): New.
11722 (assign_stack_local): Use it. Set alignment on stack slot.
11723 (assign_stack_temp_for_type): Use get_stack_local_alignment.
11724 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
11725 (STACK_SLOT_ALIGNMENT): New.
11726 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
11727 stack slot in XFmode.
11729 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
11731 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
11734 * config/i386/i386.md (allocate_stack_worker_64): Make sure
11735 argument operand in rax isn't removed.
11737 2008-05-26 Richard Guenther <rguenther@suse.de>
11739 PR middle-end/36300
11740 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
11741 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
11743 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11746 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
11748 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
11750 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
11751 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
11753 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11755 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
11756 build a trampoline if we don't want one.
11757 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
11758 return zero for nested functions if we don't want a trampoline.
11760 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11762 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
11764 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
11767 * c.opt: Removed undocumented option '-lang-fortran'.
11768 * c-common.h: Removed global variable 'lang_fortran'.
11769 * c-opts.c (c_common_handle_option): Removed code to handle
11770 option '-lang-fortran'. Updated includes.
11771 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
11772 definition of '__GFORTRAN__'.
11773 (define__GNUC__): Reimplemented to use BASEVER and
11774 cpp_define_formatted.
11775 (builtin_define_with_value_n): Removed.
11776 * c-incpath.h: Renamed to ...
11777 * incpath.h: ... this.
11778 * c-incpath.c: Renamed to ...
11779 * incpath.c: ... this. Updated includes.
11780 * fix-header.c: Updated includes.
11781 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
11782 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
11783 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
11785 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
11787 * tree.h: Update the table of flags used on tree nodes.
11788 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
11789 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
11790 (FORCED_LABEL): Add access check.
11791 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
11792 (ASM_INPUT_P): Likewise.
11793 (ASM_VOLATILE_P): Likewise.
11794 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
11795 (OMP_SECTION_LAST): Access private_flag directly.
11796 (OMP_RETURN_NOWAIT): Likewise.
11797 (OMP_PARALLEL_COMBINED): Likewise.
11798 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
11799 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
11800 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
11801 deprecated_flag directly.
11803 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
11805 * final.c (frame_pointer_needed): Removed.
11806 * flags.h (frame_pointer_needed): Likewise.
11808 * function.h (rtl_data): Add frame_pointer_needed.
11809 (frame_pointer_needed): New.
11811 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
11813 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
11815 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
11817 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
11820 2008-05-25 Alan Modra <amodra@bigpond.net.au>
11822 * c-common.c (strip_array_types): Move function to..
11824 (get_inner_array_type): Delete.
11825 * c-common.h (strip_array_types): Move declaration to..
11827 (get_inner_array_type): Delete.
11828 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
11829 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
11830 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
11831 * config/pa/pa.c (emit_move_sequence): Likewise.
11833 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
11835 * config/i386/i386.md (*sse_prologue_save_insn): Set length
11838 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
11840 * function.c: Include target hook for nonlocal_goto frame value.
11842 2008-05-24 Richard Guenther <rguenther@suse.de>
11844 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
11845 variable can be only accessed through a pointer or a union.
11847 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11849 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
11850 * doc/extend.texi: Likewise.
11852 2008-05-23 DJ Delorie <dj@redhat.com>
11854 * config/m32c/jump.md (untyped_call): Add.
11856 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
11857 for A24 to PSImode.
11858 (m32c_address_cost): Detail costs for indirect offsets.
11860 2008-05-23 Rafael Espindola <espindola@google.com>
11862 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
11863 if a node is a SUBREG.
11864 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
11867 2008-05-23 Paul Brook <paul@codesourcery.com>
11868 Carlos O'Donell <carlos@codesourcery.com>
11870 * doc/extend.texi: Clarify use of __attribute__((naked)).
11871 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11872 * target.h (gcc_target): Add allocate_stack_slots_for_args.
11873 * function.c (use_register_for_decl): Use
11874 targetm.calls.allocate_stack_slots_for_args.
11875 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
11876 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
11877 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
11879 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
11881 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
11883 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
11885 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
11886 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
11887 is only rounded once.
11889 2008-05-23 Richard Guenther <rguenther@suse.de>
11891 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
11893 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
11894 Jakub Jelinek <jakub@redhat.com>
11897 * configure.ac: Handle --enable-cld.
11898 * configure: Regenerated.
11899 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
11900 * config/i386/i386.h (struct machine_function): Add needs_cld field.
11901 (ix86_current_function_needs_cld): New define.
11902 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
11903 (cld): New isns pattern.
11904 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
11905 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
11906 * config/i386/i386.opt (mcld): New option.
11907 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
11908 TARGET_CLD and ix86_current_function_needs_cld.
11909 (override_options): Use -mcld by default for 32-bit code if
11912 * doc/install.texi (Options specification): Document --enable-cld.
11913 * doc/invoke.texi (Machine Dependent Options)
11914 [i386 and x86-64 Options]: Add -mcld option.
11915 (Intel 386 and AMD x86-64 Options): Document -mcld option.
11917 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
11918 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
11919 (return_in_memory_64): Likewise.
11920 (return_in_memory_ms_64): Likewise.
11922 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11924 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
11925 * builtins.c (fold_builtin_fpclassify): New.
11926 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
11927 * builtins.def (BUILT_IN_FPCLASSIFY): New.
11928 * c-common.c (handle_type_generic_attribute): Adjust to accept
11929 fixed arguments before an elipsis.
11930 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
11931 * doc/extend.texi: Document __builtin_fpclassify.
11933 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
11935 * omp-low.c (gate_expand_omp_ssa): Remove.
11936 (pass_expand_omp_ssa): Remove.
11937 (gate_expand_omp): Do not check for flag_openmp_ssa.
11938 * common.opt (-fopenmp-ssa): Remove.
11939 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
11941 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
11943 * config/sh/sh.opt (mfixed-range): New option.
11944 * config/sh/sh-protos.h (sh_fix_range): Declare.
11945 * config/sh/sh.c (sh_fix_range): New function.
11946 * config/sh/sh.h (sh_fixed_range_str): Declare.
11947 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
11949 * doc/invoke.texi (SH Options): Document -mfixed-range.
11951 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
11953 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
11954 it before the redeclaration.
11956 2008-05-22 Anatoly Sokolov <aesok@post.ru>
11958 * config/avr/avr.c (get_sequence_length): Add new function.
11959 (expand_prologue, expand_epilogue): Remove duplicate code.
11961 2008-05-22 Rafael Espindola <espindola@google.com>
11963 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
11966 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
11968 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
11969 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
11971 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
11972 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
11973 (vect_update_misalignment_for_peel): Likewise.
11974 (vector_alignment_reachable_p): Likewise.
11975 * tree-vect-transform.c (vectorizable_load): Likewise.
11976 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
11977 (get_vectype_for_scalar_type): Pass mode of scalar_type
11978 to UNITS_PER_SIMD_WORD.
11980 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
11981 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
11982 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
11983 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
11984 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
11986 2008-05-22 Ira Rosen <irar@il.ibm.com>
11988 PR tree-optimization/36293
11989 * tree-vect-transform.c (vect_transform_strided_load): Don't check
11990 if the first load must be skipped because of a gap.
11992 2008-05-22 Richard Guenther <rguenther@suse.de>
11994 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
11995 more cases of offset disambiguation that is possible if
11996 strict-aliasing rules apply.
11997 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
11998 for basic offset and type-based disambiguation.
12000 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12002 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
12003 ix86_expand_vector_set on V16QImode for SSE4.1.
12005 2008-05-21 Tom Tromey <tromey@redhat.com>
12007 * c.opt (Wimport): Mark as undocumented.
12008 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
12010 (Warning Options): Likewise.
12011 * doc/cppopts.texi: Don't mention -Wimport.
12013 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
12015 PR tree-optimization/36287
12016 PR tree-optimization/36286
12017 * lambda-code.c (build_access_matrix): Do not use the loop->num
12018 for computing the number of induction variables: use the loop depth
12021 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
12024 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
12025 option -f(no-)leading-underscore.
12027 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12029 * config/i386/i386.c (ix86_expand_vector_init_general): Use
12030 GET_MODE_NUNITS (mode).
12032 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
12034 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
12035 (-mmulhw): Add 464 to description.
12036 (-mdlmzb): Likewise.
12037 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
12038 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
12040 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
12041 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
12042 * config/rs6000/rs6000.md: Update comments for 464.
12044 2008-05-21 Janis Johnson <janis187@us.ibm.com>
12046 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
12048 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12050 * config/i386/sse.md (vec_extractv4sf): Removed.
12051 (vec_extractv2df): Likewise.
12052 (vec_extractv2di): Likewise.
12053 (vec_extractv4si): Likewise.
12054 (vec_extractv8hi): Likewise.
12055 (vec_extractv16qi): Likewise.
12056 (vec_extract<mode>): New.
12058 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12060 * config/i386/sse.md (vec_setv4sf): Removed.
12061 (vec_setv2df): Likewise.
12062 (vec_setv2di): Likewise.
12063 (vec_setv4si): Likewise.
12064 (vec_setv8hi): Likewise.
12065 (vec_setv16qi): Likewise.
12066 (vec_set<mode>): New.
12068 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12070 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
12071 goto for vec_concat and vec_interleave.
12073 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12075 * config/i386/sse.md (vec_initv4sf): Removed.
12076 (vec_initv2df): Likewise.
12077 (vec_initv2di): Likewise.
12078 (vec_initv4si): Likewise.
12079 (vec_initv8hi): Likewise.
12080 (vec_initv16qi): Likewise.
12081 (vec_init<mode>): New.
12083 2008-05-21 Joseph Myers <joseph@codesourcery.com>
12085 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
12087 2008-05-21 Tom Tromey <tromey@redhat.com>
12089 * ggc-zone.c (lookup_page_table_if_allocated): New function.
12090 (zone_find_object_offset): Likewise.
12091 (gt_ggc_m_S): Likewise.
12092 (highest_bit): Likewise.
12093 * ggc-page.c (gt_ggc_m_S): New function.
12094 * stringpool.c (string_stack): Remove.
12095 (init_stringpool): Update.
12096 (ggc_alloc_string): Use ggc_alloc.
12097 (maybe_delete_ident): New function.
12098 (ggc_purge_stringpool): Likewise.
12099 (gt_ggc_m_S): Remove.
12100 * ggc-common.c (ggc_protect_identifiers): New global.
12101 (ggc_mark_roots): Call ggc_purge_stringpool. Use
12102 ggc_protect_identifiers.
12103 * ggc.h (ggc_protect_identifiers): Declare.
12104 (gt_ggc_m_S): Update.
12105 (ggc_purge_stringpool): Declare.
12106 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
12107 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
12109 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
12111 2008-05-21 David S. Miller <davem@davemloft.net>
12113 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
12116 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
12118 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
12121 2008-05-20 David Daney <ddaney@avtrex.com>
12123 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
12124 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
12125 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
12126 UNSPEC_UPDATE_GOT_VERSION): Renumber.
12127 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
12128 (atomic_hiqi_op): New define_code_iterator.
12129 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
12130 mips_expand_compare_and_swap_12.
12131 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
12132 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
12133 (sync_<optab><mode>, sync_old_<optab><mode>,
12134 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12135 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
12136 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
12137 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
12138 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
12139 (test_and_set_12): New insn.
12140 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
12141 sync_new_<optab><mode>, sync_old_nand<mode>,
12142 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
12143 clobber to operand 0 for SI and DI mode insns.
12144 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
12145 mips_gen_fn_4): New typedefs.
12146 (mips_gen_fn_ptrs): Define new union type.
12147 (mips_expand_compare_and_swap_12): Remove declaration.
12148 (mips_expand_atomic_qihi): Declare function.
12149 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
12150 (mips_expand_atomic_qihi): ... this. Use new generator function
12152 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
12153 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
12154 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
12155 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
12156 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
12157 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
12158 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
12159 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
12160 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
12161 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
12164 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
12166 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
12169 2008-05-20 Anatoly Sokolov <aesok@post.ru>
12171 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
12172 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
12173 (avr_attribute_table): Add 'OS_main' function attribute.
12174 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
12175 functions with 'OS_main' attribute.
12177 2008-05-20 Richard Guenther <rguenther@suse.de>
12179 PR tree-optimization/35204
12180 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
12181 helper, split out from ...
12182 (DFS): ... here. Make the DFS walk non-recursive.
12184 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
12185 Jan Sjodin <jan.sjodin@amd.com>
12187 PR tree-optimization/36181
12188 * tree-parloops.c (loop_has_vector_phi_nodes): New.
12189 (parallelize_loops): Don't parallelize when the loop has vector
12192 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12193 Sebastian Pop <sebastian.pop@amd.com>
12195 * tree-loop-linear.c (gather_interchange_stats): Look in the access
12196 matrix, and never look at the tree representation of the memory
12198 (linear_transform_loops): Computes parameters and access matrices.
12199 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
12201 (access_matrix_get_index_for_parameter): New.
12202 * tree-data-ref.h (struct access_matrix): New.
12203 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
12204 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
12205 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
12206 am_vector_index_for_loop): New.
12207 (struct data_reference): Add field access_matrix.
12208 (DR_ACCESS_MATRIX): New.
12209 (compute_data_dependences_for_loop): Update declaration.
12210 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
12211 * lambda.h (lambda_vector_vec_p): Declared.
12212 * lambda-code.c: Depend on pointer-set.h.
12213 (lambda_collect_parameters_from_af, lambda_collect_parameters,
12214 av_for_af_base, av_for_af, build_access_matrix,
12215 lambda_compute_access_matrices): New.
12216 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
12218 2008-05-20 Joseph Myers <joseph@codesourcery.com>
12220 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
12221 $SOURCEDIR/include.
12223 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12224 Sebastian Pop <sebastian.pop@amd.com>
12226 PR tree-optimization/36206
12227 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
12229 (instantiate_scev_1): Rename flags to fold_conversions.
12230 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
12231 outeside instantiation_loop.
12232 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
12233 (evolution_function_is_affine_or_constant_p): Removed.
12234 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
12236 (analyze_siv_subscript): Pass in the loop nest number.
12237 Call evolution_function_is_affine_in_loop instead of
12238 evolution_function_is_affine_p.
12239 (analyze_overlapping_iterations): Pass in the loop nest number.
12241 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12242 Sebastian Pop <sebastian.pop@amd.com>
12244 PR tree-optimization/36206
12245 * tree-chrec.h (chrec_fold_op): New.
12246 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
12249 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
12251 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
12253 (remove_duplicates): Do not set inode on non-inode systems.
12256 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
12258 * config.gcc (tm_file): Update comments about relative pathnames.
12260 2008-05-20 Richard Guenther <rguenther@suse.de>
12262 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
12263 * tree-ssa-sccvn.c (process_scc): Likewise.
12264 * tree-ssa-sink.c (execute_sink_code): Likewise.
12265 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
12266 * tree-vrp.c (process_assert_insertions): Likewise.
12267 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12268 (perform_tree_ssa_dce): Likewise.
12269 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12270 (dump_dominator_optimization_stats): Likewise.
12271 * tree-vectorizer.c (vectorize_loops): Likewise.
12273 2008-05-20 Richard Guenther <rguenther@suse.de>
12275 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
12277 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
12279 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
12280 (ix86_i386elf_return_in_memory): Likewise.
12281 (ix86_i386interix_return_in_memory): Likewise.
12282 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
12283 (SUBTARGET_RETURN_IN_MEMORY): New.
12284 * config/i386/i386elf.h: Likewise.
12285 * config/i386/ptx4-i.h: Likewise.
12286 * config/i386/sol2-10.h: Likewise.
12287 * config/i386/sysv4.h: Likewise.
12288 * config/i386/vx-common.h: Likewise.
12289 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
12290 * config/i386/i386.c (ix86_return_in_memory): Made static and
12291 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
12292 (ix86_i386elf_return_in_memory): Removed.
12293 (ix86_i386interix_return_in_memory): Removed.
12294 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
12295 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
12297 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
12299 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
12301 2008-05-19 Xinliang David Li <davidxl@google.com>
12303 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
12305 * common.opt: Ditto.
12306 * doc/invoke.texi: Ditto.
12308 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
12310 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
12311 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
12313 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12315 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
12316 sizes of operand array from 8/4 to 4/2.
12317 (ix86_expand_vector_init_general): Change size of operand array
12318 from 32 to 16. Remove op0, op1 and half_mode.
12320 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12322 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
12323 (ix86_expand_vector_init_interleave): Likewise.
12324 (ix86_expand_vector_init_general): Use them. Assert
12325 word_mode == SImode when n_words == 4.
12327 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
12329 * config/i386/i386.c (ix86_secondary_reload): New static function.
12330 (TARGET_SECONDARY_RELOAD): New define.
12331 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12332 * config/i386/i386.md (reload_outqi): Remove.
12334 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12336 PR middle-end/35509
12337 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
12338 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
12339 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
12340 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
12341 (fold_builtin_1): Likewise.
12342 * builtins.def (BUILT_IN_ISINF_SIGN): New.
12343 c-common.c (check_builtin_function_arguments): Handle
12344 BUILT_IN_ISINF_SIGN.
12345 * doc/extend.texi: Document __builtin_isinf_sign.
12346 * fold-const.c (operand_equal_p): Handle COND_EXPR.
12348 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
12350 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
12351 EH cleanup at the end of the pass, search for those that have been
12352 turned into forwarder blocks and do the cleanup on their successor.
12354 2008-05-18 Richard Guenther <rguenther@suse.de>
12356 * tree-cfg.c (verify_gimple_expr): Allow conversions from
12357 pointers to sizetype and vice versa.
12359 2008-05-18 Xinliang David Li <davidxl@google.com>
12361 * gcc/tree-ssa-dce.c: Coding style fix.
12362 (check_pow): Documentation comment.
12363 (check_log): Documenation comment. Coding style fix.
12364 (is_unnecessary_except_errno_call): Ditto.
12365 (gen_conditions_for_pow): Ditto.
12366 (gen_conditions_for_log): Ditto.
12367 (gen_shrink_wrap_conditions): Ditto.
12368 (shrink_wrap_one_built_in_calls): Ditto.
12369 * gcc/doc/invoke.texi: Better documentation string.
12370 * ChangeLog: Fix wrong change log entries from
12371 May 17 checkin on function call DCE.
12373 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
12375 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
12377 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12379 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
12380 * df-problems.c (simulation routines): Fixed block comment to
12381 properly say how to add forwards scanning functions.
12383 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12385 * tree-inline.c (setup_one_parameter): Remove dead code.
12387 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12389 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
12390 a BIT_AND_EXPR only for an INTEGER_TYPE.
12392 2008-05-17 Xinliang David Li <davidxl@google.com>
12394 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
12395 (check_pow, check_log, is_unnecessary_except_errno_call): New
12396 functions to check for eliminating math functions that are pure
12397 except for setting errno.
12398 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
12399 general condition expressions for shrink-wrapping pow/log calls.
12400 (gen_shrink_wrap_conditions): Ditto.
12401 (shrink_wrap_one_built_in_call): Ditto.
12402 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
12403 (mark_operand_necessary): If debugging, output if OP is necessary.
12404 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
12406 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
12408 * gcc/common.opt: New user flag -ftree-builtin-dce.
12409 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
12411 2008-05-16 David S. Miller <davem@davemloft.net>
12413 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
12414 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12416 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
12419 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
12421 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12423 * ifcvt.c (dead_or_predicable): Rename
12424 df_simulate_one_insn_backwards to df_simulate_one_insn.
12425 * recog.c (peephole2_optimize): Ditto.
12426 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
12428 * df.h: Rename df_simulate_one_insn_backwards to
12429 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
12430 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
12431 scanning of defs and uses.
12432 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
12433 (df_simulate_one_insn_forwards): Removed.
12435 2008-05-16 Doug Kwan <dougkwan@google.com>
12437 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
12439 (real_from_string): Handle NaNs and Inf as approriate.
12441 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12443 * doc/gty.texi (Source Files Containing Type Information): Note
12444 that headers should appear first in the gtfiles list.
12446 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12448 * tree.def (COND_EXEC): Properly documented this code.
12450 2008-05-16 Diego Novillo <dnovillo@google.com>
12452 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
12453 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
12456 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12458 * tree-ssa-dse (max_stmt_uid): Removed.
12459 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
12460 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
12461 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
12462 * function.h (cfun.last_stmt_uid): New field.
12463 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
12464 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
12466 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
12467 (create_stmt_ann): Initialize the ann->uid field.
12468 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
12470 * tree-flow.h (renumber_gimple_stmt_uids): New function.
12472 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12474 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
12475 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
12476 (init_empty_tree_cfg): Call it.
12478 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12480 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
12483 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12485 * doc/invoke.text (-fdump-tree-*-verbose): New option.
12486 * tree-dump.c (dump_options): New verbose option.
12487 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
12489 * tree-pass.h (TDF_VERBOSE): New dump flag.
12490 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
12491 (tree-flow.h): Added include.
12492 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
12494 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
12496 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
12498 From Jie Zhang <jie.zhang@analog.com>
12499 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12500 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
12501 mcpu=bf561-none and mcpu=bf561-0.2.
12502 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12503 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12504 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12505 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12506 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
12507 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
12508 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
12510 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
12511 (cputype_selected): Remove.
12512 (bfin_handle_option): Don't use cputype_selected.
12513 (override_options): When no mcpu option, enable all workarounds.
12514 Don't use bfin_workarounds.
12515 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
12517 (DEFAULT_CPU_TYPE): Don't define.
12519 2008-05-16 Richard Guenther <rguenther@suse.de>
12521 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
12522 on deletion of the last stmt.
12524 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12526 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
12527 V8HImode for SSE2 and V16QImode for SSE4.1.
12529 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12531 * cgraph.h (compute_inline_parameters): Made public.
12532 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
12533 variable_generate_summary, function_write_summary,
12534 variable_write_summary, variable_read_summary. Added generate_summary,
12535 write_summary, read_summary.
12536 * cgraphunit.c (cgraph_process_new_functions): Changed call from
12537 pass_ipa_inline.function_generate_summary, to
12538 compute_inline_parameters.
12539 * ipa-inline.c (compute_inline_parameters): Made public and added
12541 (compute_inline_parameters_for_current): New function.
12542 (pass_inline_param): Now calls compute_inline_parameters_for_current.
12543 (inline_generate_summary): Removed parameter and made to loop over
12545 (pass_ipa_inline): Updated for new IPA_PASS structure.
12546 * passes.c (execute_ipa_summary_passes): Now is called once per
12547 pass rather than once per node*pass.
12549 2008-05-15 Anatoly Sokolov <aesok@post.ru>
12551 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
12552 avr_have_mul_p, avr_asm_only_p): Remove variables.
12553 (avr_override_options): Remove initialization of removed variables.
12554 (avr_file_start): Convert removed variables to fields of
12555 'struct base_arch_s *avr_current_arch'.
12556 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
12557 (AVR_HAVE_MUL): (Ditto.).
12558 (AVR_HAVE_MOVW): (Ditto.).
12559 (AVR_HAVE_LPMX): (Ditto.).
12560 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
12561 avr_asm_only_p): Remove declaration.
12563 2008-05-15 Diego Novillo <dnovillo@google.com>
12565 * config/arm/arm.c (arm_return_in_memory): Fix return type.
12566 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
12568 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
12570 PR middle-end/36194
12571 * combine.c (check_conversion): Rename back to check_promoted_subreg.
12572 Don't call record_truncated_value from here.
12573 (record_truncated_value): Turn it into a for_each_rtx callback.
12574 (record_truncated_values): New function.
12575 (combine_instructions): Call note_uses with record_truncated_values.
12576 Change name of check_conversion to check_promoted_subreg.
12578 2008-05-15 Janis Johnson <janis187@us.ibm.com>
12580 * doc/sourcebuild.texi: Document support for torture tests.
12582 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12584 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
12585 to alternative 4 of operand 2.
12587 2008-05-15 Richard Guenther <rguenther@suse.de>
12589 * tree-pass.h (current_pass): Declare.
12590 (get_pass_for_id): Likewise.
12591 * passes.c (passes_by_id, passes_by_id_size): New globals.
12592 (set_pass_for_id): New function.
12593 (get_pass_for_id): Likewise.
12594 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
12595 (execute_function_todo): Flush per function statistics.
12596 * toplev.c (compile_file): Init statistics.
12597 (general_init): Do early statistics initialization.
12598 (finalize): Finish statistics.
12599 * statistics.h (statistics_early_init): Declare.
12600 (statistics_init): Likewise.
12601 (statistics_fini): Likewise.
12602 (statistics_fini_pass): Likewise.
12603 (statistics_counter_event): Likewise.
12604 (statistics_histogram_event): Likewise.
12605 * statistics.c: New file.
12606 * Makefile.in (OBJS-common): Add statistics.o.
12607 (statistics.o): Add dependencies.
12608 * doc/invoke.texi (-fdump-statistics): Document.
12610 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
12611 (insert): Likewise.
12612 (execute_pre): Use statistics_counter_event.
12613 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
12614 (substitute_and_fold): Increment it. Use statistics_counter_event.
12616 2008-05-15 Diego Novillo <dnovillo@google.com>
12618 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
12620 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
12621 * tree-ssa-alias.c (new_type_alias): Remove references to
12622 sub-variables from comment.
12623 * tree-ssa-operands.c (swap_tree_operands): Likewise.
12625 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12627 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
12628 attribute to 1 only for insertps alternative.
12630 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12632 * config/bfin/bfin.md (loadbytes): New pattern.
12633 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
12634 (bfin_init_builtins): Initialize it.
12635 (bdesc_1arg): Add it.
12637 2008-05-15 Sa Liu <saliu@de.ibm.com>
12639 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
12640 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
12641 * testsuite/lib/target-supports.exp: Add
12642 check_effective_target_fortran_integer_16.
12644 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
12646 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
12647 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
12648 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
12649 (TARGET_RETURN_IN_MEMORY): Define.
12651 2008-05-15 Richard Guenther <rguenther@suse.de>
12653 PR middle-end/36244
12654 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
12655 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
12656 represent unmodifiable vars.
12658 2008-05-15 Richard Guenther <rguenther@suse.de>
12660 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
12661 INDIRECT_REF and TARGET_MEM_REF.
12662 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
12665 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
12666 H.J. Lu <hongjiu.lu@intel.com>
12668 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
12669 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
12670 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
12671 insn alternatives. Add missing alternatives.
12672 (*vec_concatv2di_rex64_sse4_1): Likewise.
12673 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
12674 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
12675 Require TARGET_SSE.
12677 2008-05-15 Richard Guenther <rguenther@suse.de>
12679 PR tree-optimization/36009
12680 PR tree-optimization/36204
12681 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
12682 (determine_invariantness_stmt): Record the loop a store is
12683 always executed in.
12684 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
12687 2008-05-15 Richard Guenther <rguenther@suse.de>
12689 PR tree-optimization/34330
12690 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
12691 through the pointer will alias the SMT.
12693 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
12695 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
12697 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
12699 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
12701 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12702 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12704 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
12705 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
12706 (vashl_optab): New optab for vector/vector shifts.
12707 (vashr_optab): Ditto.
12708 (vlshr_optab): Ditto.
12709 (vrotl_optab): Ditto.
12710 (vrotr_optab): Ditto.
12711 (optab_subtype): New enum for optab_for_tree_code call.
12712 (optab_for_tree_code): Add enum optab_subtype argument.
12714 * optabs.c (optab_for_tree_code): Take an additional argument to
12715 distinguish between a vector shift by a scalar and vector shift by
12716 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
12717 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
12718 vector shift by a vector.
12719 (expand_widen_pattern_expr): Pass additional argument to
12720 optab_for_tree_code.
12722 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
12723 vrotl_optab, vrotr_optab.
12725 * expr.c (expand_expr_real_1): Update calls to
12726 optab_for_tree_code to distinguish between vector shifted by a
12727 scalar and vector shifted by a vector.
12728 * tree-vectorizer.c (supportable_widening_operation): Ditto.
12729 (supportable_narrowing_operation): Ditto.
12730 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
12731 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
12732 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
12733 (vect_create_epilog_for_reduction): Ditto.
12734 (vectorizable_reduction): Ditto.
12735 (vectorizable_operation): Ditto.
12736 (vect_strided_store_supported): Ditto.
12737 (vect_strided_load_supported): Ditto.
12738 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12739 * expmed.c (expand_shift): Ditto.
12741 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
12743 (ashr@var{m}3): Ditto.
12744 (vashl@var{m}3): Document new vector/vector shift standard name.
12745 (vashr@var{m}3): Ditto.
12746 (vlshr@var{m}3): Ditto.
12747 (vrotl@var{m}3): Ditto.
12748 (vrotr@var{m}3): Ditto.
12750 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
12751 (PPERM_INVERT): Ditto.
12752 (PPERM_REVERSE): Ditto.
12753 (PPERM_REV_INV): Ditto.
12754 (PPERM_ZERO): Ditto.
12755 (PPERM_ONES): Ditto.
12756 (PPERM_SIGN): Ditto.
12757 (PPERM_INV_SIGN): Ditto.
12758 (PPERM_SRC1): Ditto.
12759 (PPERM_SRC2): Ditto.
12761 * config/i386/sse.md (mulv2di3): Add SSE5 support.
12762 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
12763 allows a memory operand to be the value being added, and split it
12764 to improve vectorization.
12765 (sse5_pmacsdqh_mem): Ditto.
12766 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
12767 (sse5_mulv2div2di3_high): Ditto.
12768 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
12769 (vec_pack_trunc_v4si): Ditto.
12770 (vec_pack_trunc_v2di): Ditto.
12771 (sse5_pcmov_<mode>): Remove code that tried to use use
12772 andps/andnps instead of pcmov.
12773 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
12774 pmacsdqh instructions.
12775 (vec_widen_smult_lo_v4si): Ditto.
12777 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
12778 (PPERM_INVERT): Ditto.
12779 (PPERM_REVERSE): Ditto.
12780 (PPERM_REV_INV): Ditto.
12781 (PPERM_ZERO): Ditto.
12782 (PPERM_ONES): Ditto.
12783 (PPERM_SIGN): Ditto.
12784 (PPERM_INV_SIGN): Ditto.
12785 (PPERM_SRC1): Ditto.
12786 (PPERM_SRC2): Ditto.
12787 (ix86_expand_sse_movcc): Move the SSE5 test after the if
12789 (ix86_expand_int_vcond): If SSE5 generate all possible integer
12791 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
12792 says ignore whether the last reference is a memory operand.
12794 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12795 Paolo Bonzini <bonzini at gnu dot org>
12797 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
12800 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
12801 (vlshr<mode>3): Rename from vlshr<mode>3.
12802 (vashr<mode>3): Rename from vashr<mode>3.
12803 (mulv4sf3): Change the names of vector shift patterns.
12807 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
12810 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
12835 * config/spu/spu.md (v): New iterator macro to add v for vector types.
12836 (floatunssidf2_internal): Change vector/vector shift names.
12837 (floatunsdidf2_internal): Ditto.
12844 (vashl<mode>3): Rename from ashl<mode>3.
12845 (vashr<mode>3): Rename from ashr<mode>3.
12846 (vlshr<mode>3): Rename from lshr<mode>3.
12847 (vrotl<mode>3): Rename from rotl<mode>3.
12849 2008-05-14 Michael Meissner <michael.meissner@amd.com>
12852 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
12853 multiply gives the wrong value when doing widening multiplies.
12854 (vec_widen_smult_lo_v4si): Ditto.
12856 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12858 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
12859 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
12860 emit_library_call_value.
12861 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
12862 * tree.h (ECF_LIBCALL_BLOCK): Removed.
12863 * calls.c (initialize_argument_information, precompute_arguments,
12864 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
12865 (precompute_arguments): Removed flags parameter.
12866 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
12868 2008-05-14 Richard Guenther <rguenther@suse.de>
12870 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
12871 Make sure to register the store if the use is a PHI_NODE.
12873 2008-05-14 Olivier Hainque <hainque@adacore.com>
12875 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
12876 memory if the component is to be referenced in BLKmode according
12877 to get_inner_reference.
12879 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
12881 * calls.c (emit_library_call_value_1): Restore code clearing
12882 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
12884 2008-05-14 Olivier Hainque <hainque@adacore.com>
12885 Nicolas Roche <roche@adacore.com>
12887 * configure.ac: Add support for a "gcc_subdir" variable in
12888 config-lang.in, to denote a subdirectory where the language/GCC
12889 integration files are to be found.
12890 * configure: Regenerate.
12892 2008-05-14 Ira Rosen <irar@il.ibm.com>
12894 PR tree-optimization/36098
12895 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
12896 value for the first load in the group in case of a gap.
12897 (vect_build_slp_tree): Check that there are no gaps in loads.
12899 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
12901 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
12902 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
12903 expand_copysign_bit, ): Change call to emit_no_conflict_block to
12904 emit_insn and remove unneeded code to construct extra args.
12905 (emit_no_conflict_block): Removed.
12906 * optabls.h: (emit_no_conflict_block): Removed.
12907 * cse.c (cse_extended_basic_block): Remove search for
12908 REG_NO_CONFLICT note.
12909 * global.c: Removed incorrect comment added in revision 117.
12910 * expr.c (convert_move): Change call to emit_no_conflict_block to
12912 * recog.c: Change comments so that they do not mention
12914 * local_alloc.c (combine_regs): Removed last parameter.
12915 (no_conflict_p): Removed.
12916 (block_alloc): Removed note, no_conflict_combined_regno and set
12917 local vars. Removed all code to process REG_NO_CONFLICT blocks.
12918 (combine_regs): Removed already_dead and code to look for
12919 REG_NO_CONFLICT notes.
12920 * lower_subreg (remove_retval_note): Removed code to look for
12921 REG_NO_CONFLICT block.
12922 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
12923 (resolve_clobber): Remove code to process libcalls that have
12924 REG_NO_CONFLICT notes.
12925 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
12927 * combine.c (can_combine_p, distribute_notes): Removed
12928 REG_NO_CONFLICT case.
12929 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
12931 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
12932 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
12934 * reg-notes.def (NO_CONFLICT): Removed.
12936 2008-05-14 David S. Miller <davem@davemloft.net>
12938 * config/sparc/sparc.c (sparc_profile_hook): If
12939 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
12940 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
12941 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12943 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
12945 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
12947 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
12950 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
12951 and op1 expansion before vector concat to have less live pseudos.
12953 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
12955 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
12956 ix86_expand_vector_set if supported.
12958 2008-05-13 Diego Novillo <dnovillo@google.com>
12959 Kenneth Zadeck <zadeck@naturalbridge.com>
12961 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
12963 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
12964 phinodes_print_statistics, init_ssanames, fini_ssanames,
12965 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
12966 release_ssa_name, release_defs, replace_ssa_name_symbol,
12967 ssanames_print_statistics): Move ...
12968 * tree-flow.h: ... here.
12969 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
12970 Use FN instead of cfun.
12971 (make_ssa_name_fn): Rename from make_ssa_name.
12972 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
12973 * tree-flow-inline.h (make_ssa_name): Move from
12974 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
12975 * omp-low.c (expand_omp_parallel):
12976 * tree-flow-inline.h (redirect_edge_var_map_result):
12977 * tree-ssa.c (init_tree_ssa): Add argument FN.
12978 Use it instead of cfun. Update all users.
12980 2008-05-13 Tom Tromey <tromey@redhat.com>
12982 PR preprocessor/22168:
12983 * doc/cpp.texi (Top): Update menu.
12984 (Alternatives to Wrapper #ifndef): New node.
12985 (Other Directives): Document deprecation.
12986 (Obsolete Features): Remove menu.
12987 (Assertions): Merge node into Obsolete Features.
12988 (Obsolete once-only headers): Move earlier; rename to Alternatives
12989 to Wrapper #ifndef.
12990 * doc/cppopts.texi: Update.
12991 * c.opt (Wdeprecated): Enable for C and ObjC.
12992 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
12993 (C++ Dialect Options): Move -Wno-deprecated from here to...
12994 (Warning Options): ... here.
12996 2008-05-13 Richard Guenther <rguenther@suse.de>
12998 PR middle-end/36227
12999 * fold-const.c (fold_sign_changed_comparison): Do not allow
13000 changes in pointer-ness.
13002 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13005 * config/sh/sh.c (sh_expand_prologue): Don't clear
13006 RTX_FRAME_RELATED_P for push insns.
13008 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
13010 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
13012 2008-05-12 Anatoly Sokolov <aesok@post.ru>
13014 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
13015 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
13016 Use 'machine->is_leaf' instead of 'leaf_func_p'.
13018 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
13020 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
13021 (*vec_concatv4sf_sse): This.
13022 (*sse2_concatv2si): Renamed to ...
13023 (*vec_concatv2si_sse2): This.
13024 (*sse1_concatv2si): Renamed to ...
13025 (*vec_concatv2si_sse): This.
13026 (*vec_concatv2di_rex): Renamed to ...
13027 (*vec_concatv2di_rex64): This.
13028 (*vec_concatv2si_sse4_1): New.
13029 (*vec_concatv2di_rex64_sse4_1): Likewise.
13031 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
13033 PR rtl-optimization/36111
13034 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
13035 that was created for swappable operands.
13037 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
13040 * Makefile.in: Substitute GNATMAKE and GNATBIND.
13041 * configure.ac: Add call to ACX_PROG_GNAT.
13043 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
13045 * optc-gen.awk: Fix comment typo.
13047 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13049 * pretty-print.c (pp_integer_with_precision): Use
13050 HOST_LONG_LONG_FORMAT.
13052 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
13054 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
13056 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
13058 * config/i386/i386.c (bdesc_ptest): Removed.
13059 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
13060 (bdesc_args): Add __builtin_ia32_ptestz128,
13061 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
13062 (ix86_init_mmx_sse_builtins): Updated.
13063 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
13064 (ix86_expand_builtin): Updated.
13066 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
13068 * tree-cfg.c (valid_fixed_convert_types_p): New function.
13069 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
13071 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
13073 * value-prof.c (interesting_stringop_to_profile): Do not
13074 return early for BUILT_IN_MEMPCPY.
13076 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
13078 * calls.c (expand_call): Don't use callgraph to increase
13079 preferred_stack_boundary.
13081 * cgraph.h (cgraph_rtl_info): Use unsigned on
13082 preferred_incoming_stack_boundary.
13084 * final.c (rest_of_clean_state): Use unsigned on
13085 preferred_stack_boundary.
13087 2008-05-09 Tom Tromey <tromey@redhat.com>
13089 PR preprocessor/22231:
13090 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
13093 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
13095 PR tree-optimization/36129
13096 * tree-ssa-ccp.c: Include value-prof.h.
13097 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
13098 built-in function was folded to a constant.
13099 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
13101 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
13102 Sebastian Pop <sebastian.pop@amd.com>
13104 * tree-scalar-evolution.c: Document instantiate_scev.
13105 (instantiate_parameters_1): Renamed instantiate_scev_1.
13106 Don't use the same loop for instantiation_loop and evolution_loop.
13107 (instantiate_scev): New.
13108 (instantiate_parameters): Moved...
13109 (resolve_mixers): Update call to instantiate_scev_1 to pass the
13110 same loop twice. Maintains the semantics for this function.
13111 * tree-scalar-evolution.h (instantiate_scev): Declare.
13112 (instantiate_parameters): ...here. Now static inline.
13113 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
13114 instead of resolve_mixers.
13116 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13118 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
13120 2008-05-09 Tomas Bily <tbily@suse.cz>
13122 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
13123 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
13124 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13125 * c-common.c (c_common_truthvalue_conversion): Likewise.
13126 * tree-object-size.c (compute_object_offset): Likewise.
13127 * tree-inline.c (estimate_num_insns_1): Likewise.
13128 * varasm.c (const_hash_1, compare_constant, copy_constant)
13129 (compute_reloc_for_constant, output_addressed_constants)
13130 (initializer_constant_valid_p): Likewise.
13131 * c-omp.c (check_omp_for_incr_expr): Likewise.
13132 * gimplify.c (gimplify_expr): Likewise.
13133 * c-typeck.c (c_finish_return): Likewise.
13134 * tree-vectorizer.c (supportable_widening_operation)
13135 (supportable_narrowing_operation): Likewise.
13136 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
13137 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
13138 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13139 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
13140 (descr_info_loc): Likewise.
13141 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13142 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
13143 (fold_unary): Likewise.
13144 * builtins.c (get_pointer_alignment): Likewise.
13145 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
13146 (instantiate_parameters_1): Likewise.
13147 * tree.c (expr_align, stabilize_reference): Likewise.
13148 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
13149 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
13150 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
13151 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13152 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
13153 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
13155 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
13156 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
13157 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
13158 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
13159 (forward_propagate_comparison)
13160 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13161 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
13162 * emit-rtl.c (component_ref_for_mem_expr)
13163 (set_mem_attributes_minus_bitpos): Likewise.
13164 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13165 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
13167 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
13168 (build_function_call, pointer_diff, build_compound_expr)
13169 (c_finish_return): Likewise.
13170 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
13171 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
13173 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
13174 * expr.c (is_aligning_offset): Likewise.
13175 * tree-ssa-alias.c (is_escape_site): Likewise.
13176 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
13177 (check_all_va_list_escapes): Likewise.
13178 * tree-ssa-loop-ivopts.c (determine_base_object)
13179 (determine_common_wider_type): Likewise.
13180 * dojump.c (do_jump): Likewise.
13181 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
13182 * tree-gimple.c (is_gimple_cast): Likewise.
13183 * fold-const.c (decode_field_reference, )
13184 (fold_sign_changed_comparison, fold_unary, fold_comparison)
13185 (fold_binary): Likewise.
13186 * tree-ssa-alias-warnings.c (find_alias_site_helper)
13187 (already_warned_in_frontend_p): Likewise.
13188 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
13189 * tree.c (really_constant_p, get_unwidened): Likewise.
13190 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
13191 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
13192 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
13194 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
13196 (CONVERT_EXPR_P): Define.
13197 (CASE_CONVERT): Define.
13199 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
13201 PR middle-end/36117
13202 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
13203 (delete_unmarked_insns): When deleting a call, call
13204 delete_unreachable_blocks.
13205 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13206 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
13208 2008-05-08 Richard Guenther <rguenther@suse.de>
13210 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
13211 (-ftree-salias): Likewise.
13212 (salias-max-implicit-fields): Remove param documentation.
13213 (salias-max-array-elements): Likewise.
13214 * tree-pass.h (pass_create_structure_vars): Remove.
13215 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13216 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13217 * tree-ssa-alias.c (create_structure_vars): Remove.
13218 (gate_structure_vars): Likewise.
13219 (pass_create_structure_vars): Likewise.
13220 (gate_build_alias): Likewise.
13221 (pass_build_alias): Adjust to run always and dump the function.
13222 * common.opt (ftree-salias): Hide.
13223 * passes.c (init_optimization_passes): Remove
13224 pass_create_structure_vars, adjust comment.
13225 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13226 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13227 * opts.c (decode_options): Do not set flag_tree_salias.
13228 (common_handle_option): Add OPT_ftree_salias to the backward
13229 compatibility section.
13231 2008-05-08 Richard Guenther <rguenther@suse.de>
13233 * tree-flow-inline.h (var_can_have_subvars): Move ...
13234 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
13235 * tree-flow.h (var_can_have_subvars): Remove.
13236 (push_fields_onto_fieldstack): Remove.
13237 (sort_fieldstack): Likewise.
13238 (struct fieldoff): Move ...
13239 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
13240 alias_set and base_for_components fields.
13241 (sort_fieldstack): Make static.
13242 (push_fields_onto_fieldstack): Likewise. Remove code that
13243 handles anything but RECORD_TYPEs. Remove alias_set and
13244 base_for_components handling.
13245 (create_variable_info_for): Adjust.
13247 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
13249 * common.opt (Wframe-larger-than=): Shorten the help message
13251 * doc/invoke.texi (Wframe-larger-than=): Add more description.
13253 2008-05-08 Rafael Espindola <espindola@google.com>
13255 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
13257 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
13258 trap and that both operands are gimple values.
13259 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
13260 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
13263 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13265 * read-rtl.c (join_c_conditions): Return the first string if the
13266 two strings are equal.
13268 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13270 * gensupport.h (pred_data): Add a "num_codes" field.
13271 (add_predicate_code): Declare.
13272 * gensupport.c (add_predicate_code): New function.
13273 (std_pred_table): Add an "allows_const_p" field.
13274 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
13275 Remove the (incomplete) list of such codes from the codes field.
13276 (init_predicate_table): Use add_predicate_code. Add all
13277 RTX_CONST_OBJs if allows_const_p is true.
13278 * genrecog.c (process_define_predicate): Use add_predicate_code.
13280 2008-05-08 David Daney <ddaney@avtrex.com>
13281 Richard Sandiford <rsandifo@nildram.co.uk>
13283 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
13284 special case of constant zero operands.
13285 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
13286 old and new values. Special case constant zero values.
13287 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
13289 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
13290 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
13292 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
13295 * simplify-rtx.c (simplify_plus_minus): Create CONST of
13296 similar RTX_CONST_OBJ before CONST_INT.
13298 2008-05-08 Steve Ellcey <sje@cup.hp.com>
13300 * stmt.c (expand_stack_restore): Change sa mode if needed.
13302 2008-05-08 Richard Guenther <rguenther@suse.de>
13304 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
13305 return type to bool.
13306 (ix86_sol10_return_in_memory): Likewise.
13307 (ix86_i386elf_return_in_memory): Likewise.
13308 (ix86_i386interix_return_in_memory): Likewise.
13309 * config/i386/i386.c (ix86_return_in_memory): Likewise.
13310 (ix86_sol10_return_in_memory): Likewise.
13311 (ix86_i386elf_return_in_memory): Likewise.
13312 (ix86_i386interix_return_in_memory): Likewise.
13314 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13317 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
13319 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
13320 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
13323 2008-05-08 Richard Guenther <rguenther@suse.de>
13325 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
13326 * tree-data-ref.h (struct dr_alias): Remove subvars field.
13327 (DR_SUBVARS): Remove.
13328 * tree-dfa.c (dump_subvars_for): Remove.
13329 (debug_subvars_for): Likewise.
13330 (dump_variable): Do not dump subvars.
13331 (remove_referenced_var): Do not remove subvars.
13332 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
13333 (lookup_subvars_for_var): Remove.
13334 (get_subvars_for_var): Likewise.
13335 (get_subvars_at): Likewise.
13336 (get_first_overlapping_subvar): Likewise.
13337 (overlap_subvar): Likewise.
13338 * tree-flow.h (subvar_t): Remove.
13339 (struct var_ann_d): Remove subvars field.
13340 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
13341 argument. Remove special handling of SFTs.
13342 (compute_tag_properties): Likewise.
13343 (set_initial_properties): Likewise.
13344 (compute_call_clobbered): Likewise.
13345 (count_mem_refs): Likewise.
13346 (compute_memory_partitions): Likewise.
13347 (compute_flow_insensitive_aliasing): Likewise.
13348 (setup_pointers_and_addressables): Likewise.
13349 (new_type_alias): Likewise.
13350 (struct used_part): Remove.
13351 (used_portions): Likewise.
13352 (struct used_part_map): Likewise.
13353 (used_part_map_eq): Likewise.
13354 (used_part_map_hash): Likewise.
13355 (free_used_part_map): Likewise.
13356 (up_lookup): Likewise.
13357 (up_insert): Likewise.
13358 (get_or_create_used_part_for): Likewise.
13359 (create_sft): Likewise.
13360 (create_overlap_variables_for): Likewise.
13361 (find_used_portions): Likewise.
13362 (create_structure_vars): Likewise.
13363 * tree.def (STRUCT_FIELD_TAG): Remove.
13364 * tree.h (MTAG_P): Adjust.
13365 (struct tree_memory_tag): Remove base_for_components and
13366 unpartitionable flags.
13367 (struct tree_struct_field_tag): Remove.
13368 (SFT_PARENT_VAR): Likewise.
13369 (SFT_OFFSET): Likewise.
13370 (SFT_SIZE): Likewise.
13371 (SFT_NONADDRESSABLE_P): Likewise.
13372 (SFT_ALIAS_SET): Likewise.
13373 (SFT_UNPARTITIONABLE_P): Likewise.
13374 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
13375 (union tree_node): Remove sft field.
13376 * alias.c (get_alias_set): Remove special handling of SFTs.
13377 * print-tree.c (print_node): Remove handling of SFTs.
13378 * tree-dump.c (dequeue_and_dump): Likewise.
13379 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
13380 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
13381 * tree-predcom.c (set_alias_info): Do not set subvars.
13382 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
13383 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
13384 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
13385 (add_vars_for_offset): Remove.
13386 (add_virtual_operand): Remove special handling of SFTs.
13387 (add_call_clobber_ops): Likewise.
13388 (add_call_read_ops): Likewise.
13389 (get_asm_expr_operands): Likewise.
13390 (get_modify_stmt_operands): Likewise.
13391 (get_expr_operands): Likewise.
13392 (add_to_addressable_set): Likewise.
13393 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
13394 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13395 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
13396 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
13397 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
13398 (tree_node_structure): Likewise.
13399 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
13401 (find_what_p_points_to): Likewise.
13403 2008-05-08 Sa Liu <saliu@de.ibm.com>
13405 * config/spu/spu.md: Fixed subti3 pattern.
13407 2008-05-08 Richard Guenther <rguenther@suse.de>
13409 PR middle-end/36154
13410 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13411 sure to create a representative for trailing arrays for PTA.
13413 2008-05-08 Richard Guenther <rguenther@suse.de>
13415 PR middle-end/36172
13416 * fold-const.c (operand_equal_p): Two objects which types
13417 differ in pointerness are not equal.
13419 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13421 * calls.c (compute_argument_block_size): Add argument tree fndecl.
13422 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
13423 (emit_library_call_value_1): Add new variable fndecl initialized by
13424 NULL_TREE. It should be the decl type of orgfun, but this information
13425 seems not to be available here, so it uses the default calling abi.
13426 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
13427 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
13428 by TARGET_RETURN_IN_MEMORY.
13429 * config/i386/i386-interix.h: Likewise.
13430 * config/i386/i386.h: Likewise.
13431 * config/i386/i386elf.h: Likewise.
13432 * config/i386/ptx4-i.h: Likewise.
13433 * config/i386/sol2-10.h: Likewise.
13434 * config/i386/sysv4.h: Likewise.
13435 * config/i386/vx-common.h: Likewise.
13436 * config/cris/cris.h: Removed #if 0 clause.
13437 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
13438 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
13440 (ix86_sol10_return_in_memory): Likewise.
13441 (ix86_i386elf_return_in_memory): New.
13442 (ix86_i386interix_return_in_memory): New.
13443 * config/mt/mt-protos.h (mt_return_in_memory): New.
13444 * config/mt/mt.c: Likewise.
13445 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13446 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
13447 * config/bfin/bfin.h: Likewise.
13448 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
13450 * config/bfin/bfin.c: Likewise.
13451 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13452 * config/alpha/unicosmk.h: Likewise.
13453 * config/i386/cygming.h: Likewise.
13454 * config/iq2000/iq2000.h: Likewise.
13455 * config/mips/mips.h: Likewise.
13456 * config/mn10300/mn10300.h: Likewise.
13457 * config/rs6000/rs6000.h: Likewise.
13458 * config/score/score.h: Likewise.
13459 * config/spu/spu.h: Likewise.
13460 * config/v850/v850.h: Likewise.
13461 * defaults.h: Likewise.
13462 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
13463 * expr.c (emit_block_move): Adjust use of
13464 OUTGOING_REG_PARM_STACK_SPACE.
13465 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
13466 OUTGOING_REG_PARM_STACK_SPACE.
13467 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
13469 2008-05-08 Jakub Jelinek <jakub@redhat.com>
13471 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
13472 on OMP_RETURN for OMP_FOR.
13475 * dwarf2out.c (dw_expand_expr, common_check): Removed.
13476 (fortran_common): New function.
13477 (gen_variable_die): Call fortran_common instead of common_check,
13478 adjust for it returning tree instead of rtx. Formatting.
13480 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
13484 * see.c (see_copy_insn): Copy new pure const attributes for new call.
13485 * c-decl.c (merge_decls): Ditto.
13486 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
13487 to RTL_CONST_OR_PURE_CALL_P.
13488 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
13489 Initialized DECL_LOOPING_CONST_PURE.
13490 (process_call_operands): Set tree_side_effects properly.
13491 * tree.h (TREE_READONLY_DECL_P): Removed.
13492 (DECL_IS_PURE): Renamed to DECL_PURE_P.
13493 (DECL_LOOPING_OR_CONST_P): New macro.
13494 (struct tree_function_decl): Added looping_const_or_pure_p.
13495 (ECF_*) Renumbered.
13496 (ECF_LOOPING_OR_CONST_P): New macro.
13497 * rtlanal.c (pure_const_p): Removed.
13498 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
13499 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
13500 to RTL_CONST_CALL_P.
13501 * ipa-pure-const.c (pure_const_state_e): Added looping field.
13502 (check_decl, check_tree, check_call, scan_function): Initialize
13504 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
13505 (static_execute): Set looping true for recursive functions.
13506 Undo setting state to IPA_NEITHER for recursive functions.
13507 * cse.c (cse_insn):
13508 * ifcvt.c (noce_can_store_speculate_p): Changed
13509 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
13510 RTL_CONST_OR_PURE_CALL_P.
13511 * dse.c (scan_insn): Ditto.
13512 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
13513 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
13514 RTL_CONST_OR_PURE_CALL_P.
13515 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
13516 pure_call_p to RTL_CONST_CALL_P.
13517 * gimplify.c (gimplify_call_expr): Clear side effects for
13518 non-looping pure and constant calls.
13519 * calls.c (emit_call_1): Set rtl flags from ecf flags.
13520 (flags_from_decl_or_type): Set ecf flags from decl flags.
13521 (initialize_argument_information): Turn off
13522 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
13523 Change const to pure if callee_copies is true rather than just
13525 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
13526 way of marking pure calls.
13527 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
13528 Remove hack that was supposed to fix pr7335 and remove old
13529 way of marking pure calls.
13530 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
13531 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
13532 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
13533 RTL_CONST_OR_PURE_CALL_P.
13534 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
13535 * loop-invariant.c (find_exits, find_invariant_bb): Changed
13536 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
13537 * sched-deps.c (schedule_analyze): Ditto.
13538 * rtl.h (struct rtx_def): Use call field, unchanging field, and
13539 return_val field of calls to represent pure and const function info.
13540 (CONST_OR_PURE_CALL_P): Deleted macro.
13541 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13542 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
13543 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
13545 * tree-optimize.c (execute_fixup_cfg): Added test for
13546 ECF_LOOPING_CONST_OR_PURE.
13547 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
13549 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
13550 effects for looping pure or const calls.
13551 (verify_gimple_expr): Added verification code.
13552 * config/alpha/alpha.c (alpha_legitimize_address,
13553 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
13555 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
13556 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
13557 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
13558 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
13559 RTL_CONST_OR_PURE_CALL_P.
13560 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
13561 and const calls to be deleted.
13563 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13566 * config/i386/mmx.md (mmx_subv2sf3): New expander.
13567 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
13568 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
13569 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13570 to handle nonimmediate operands.
13571 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
13572 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
13573 to handle nonimmediate operands.
13574 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
13575 (mmx_pmulhrwv4hi3): New expander. Use
13576 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13577 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
13578 (sse2_umulv1siv1di3): New expander. Use
13579 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13580 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
13581 (mmx_eq<mode>3): New expander. Use
13582 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13583 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
13584 (mmx_uavgv8qi3): New expander. Use
13585 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13586 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
13587 (mmx_uavgv4hi3): New expander. Use
13588 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13590 * config/i386/sse.md
13591 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
13592 to handle nonimmediate operands.
13593 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
13594 to handle nonimmediate operands.
13595 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
13596 to handle nonimmediate operands.
13597 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
13598 to handle nonimmediate operands.
13599 (sse2_unpckhpd_exp): New expander. Use
13600 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13601 (sse2_unpcklpd_exp): New expander. Use
13602 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13603 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
13604 to handle nonimmediate operands.
13605 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
13606 to handle nonimmediate operands.
13607 (*sse2_<plusminus_insn><mode>3): Rename from
13608 sse2_<plusminus_insn><mode>3 insn pattern.
13609 (sse2_<plusminus_insn><mode>3): New expander. Use
13610 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13611 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
13612 (sse2_umulv2siv2di3): New expander. Use
13613 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13614 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
13615 (sse4_1_mulv2siv2di3): New expander. Use
13616 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13617 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
13618 (sse2_pmaddwd): New expander. Use
13619 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13620 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
13621 (sse2_eq<mode>3): New expander. Use
13622 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13623 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
13624 (sse4_1_eqv2di3): New expander. Use
13625 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13626 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13627 (sse2_uavgv16qi3): New expander. Use
13628 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13629 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
13630 (sse2_uavgv16qi3): New expander. Use
13631 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13632 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
13633 (sse2_uavgv8hi3): New expander. Use
13634 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13635 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
13636 (ssse3_pmulhrswv8hi3): New expander. Use
13637 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13638 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
13639 (ssse3_pmulhrswv4hi3): New expander. Use
13640 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13642 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
13643 (<sse>_vmmul<mode>3): Ditto.
13644 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
13646 (ssse3_pmaddubsw128): Use register_operand for operand 1.
13647 (ssse3_pmaddubsw): Ditto.
13649 * config/i386/i386.c (struct_builtin_description)
13650 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
13651 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
13652 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
13653 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
13654 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
13655 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
13656 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
13657 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
13658 (ix86_fixup_binary_operands): Assert that src1
13659 and src2 must have the same mode when swapped.
13660 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
13661 and ix86_binary_operator_ok. Do not force operands in registers
13664 2008-05-07 Jan Hubicka <jh@suse.cz>
13666 * cgraph.c (dump_cgraph_node): Update.
13667 * cgraph.h (cgraph_local_info): Break out inline summary.
13668 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
13670 * ipa-inline (inline_summary): New accestor function.
13671 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
13672 cgraph_decide_inlining, compute_inline_parameters): Update.
13673 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
13675 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13677 Cleanup ColdFire scheduling support and add V4 pipeline model.
13679 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
13680 (define_attr cpu): Add cfv4 value.
13681 (define_attr type, define_attr type1): Merge into a single 'type'
13682 attribute. Update all uses.
13683 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
13684 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
13686 (define_attr opx_mem, define_attr opy_mem): Remove.
13687 (define_attr op_mem): Clean up, update comment.
13688 (define_attr size): Use specific values instead of general int.
13689 (define_attr guess, define_attr split): Remove. Update all uses.
13690 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
13691 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
13692 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
13693 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
13694 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
13695 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
13696 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
13697 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
13698 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
13699 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
13700 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
13701 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
13702 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
13703 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
13704 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
13705 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
13706 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
13707 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
13708 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
13709 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
13710 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
13711 Update or set attributes.
13712 (stack_tie): New fake instruction.
13714 * config/m68k/m68k.h (TUNE_CFV4): New macro.
13715 (m68k_sched_attr_size): Update declaration.
13716 (m68k_sched_attr_type2): Remove.
13717 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
13718 Declare new bypass predicates.
13720 * config/m68k/m68k.c (m68k_sched_issue_rate,
13721 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
13723 (TARGET_SCHED_ISSUE_RATE,
13724 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
13725 (override_options): Handle scheduling for ColdFire V4 core.
13726 (m68k_expand_prologue): Emit stack_tie.
13727 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
13728 'OP_TYPE_FPN'. Update all uses.
13729 (sched_guess_p): Remove.
13730 (sched_address_type): Handle symbolic addresses.
13731 (sched_get_operand): New static function.
13732 (sched_operand_type): Merge into sched_attr_op_type.
13733 (sched_attr_op_type): Handle FP registers, handle quick constants,
13735 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
13736 (m68k_sched_attr_size): Update. Move logic to ...
13737 (sched_get_attr_size_int): New static function.
13738 (sched_get_opxy_mem_type): New static function.
13739 (m68k_sched_attr_op_mem): Update.
13740 (m68k_sched_attr_type2): Remove.
13741 (sched_cfv4_bypass_data): New static variable.
13742 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
13743 (m68k_sched_issue_rate): Implement scheduler hook.
13744 (struct _sched_ib: enabled_p): New field.
13745 (m68k_sched_variable_issue): Update. Handle V4.
13746 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
13747 sched_dump_class_func_t, sched_dump_split_class,
13748 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
13749 sched_dump_dfa_class, m68k_sched_dump): Remove.
13750 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
13752 (m68k_sched_init_global): Remove statisctics dumping, introduce
13753 sanity check that all instructions have pipeline reservations. Handle
13755 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
13756 Handle ColdFire V4 core.
13757 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
13758 New static functions.
13759 (m68k_sched_address_bypass_p): New bypass predicate.
13760 (sched_get_indexed_address_scale): New static function.
13761 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
13763 * cf.md: Update comments.
13764 (define_attr type2): Remove. Use 'type' attribute instead.
13766 (cf_ib): Rename to cfv123_ib. Update all uses.
13767 (cf_oep): Rename to cfv123_oep. Update all uses.
13768 (cf_chr): Rename to cfv123_chr. Update all uses.
13769 (cf_mem): Rename to cfv123_mem. Update all uses.
13770 (cf_mac): Move to more appropriate place.
13771 (cfv123_guess): New automaton and cpu_unit.
13772 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
13773 Update uses of 'size' attribute. Handle before reload scheduling.
13774 (cfv123_guess): New dummy reservation for unhandled instructions.
13775 (cfv4_*): Pipeline description of ColdFire V4 core.
13776 (ignore): New reservation to handle 'ignore' type.
13778 2008-05-07 Ian Lance Taylor <iant@google.com>
13780 PR middle-end/36013
13781 * gimplify.c (find_single_pointer_decl_1): Don't look through
13783 (find_single_pointer_decl): Adjust comments.
13785 2008-05-07 Jakub Jelinek <jakub@redhat.com>
13787 PR middle-end/36137
13788 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
13789 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
13791 PR middle-end/36106
13792 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
13793 integral type rather than floating point, then VIEW_CONVERT_EXPR
13794 to the floating point type.
13796 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13798 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
13799 TFmode op0 to register.
13801 2008-05-07 Alan Modra <amodra@bigpond.net.au>
13803 * c-decl.c (grokdeclarator): Comment typo.
13805 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
13807 * tree-flow.h: Remove prototype for computed_goto_p.
13808 * tree-cfg.c (computed_goto_p): Make static.
13810 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
13813 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
13814 (contains_aligned_value_p): This. Handle _Decimal128.
13815 (ix86_function_arg_boundary): Only align _Decimal128 to its
13816 natural boundary and handle it properly.
13818 2008-05-06 Martin Jambor <mjambor@suse.cz>
13820 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
13821 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
13822 (ipcp_method_set_orig_node): Removed.
13823 (ipcp_cval_get_cvalue_type): Removed.
13824 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
13825 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
13826 (ipcp_cval_set_cvalue_type): Removed.
13827 (ipcp_cval_get_cvalue): Removed.
13828 (ipcp_cval_set_cvalue): Removed.
13829 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
13830 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
13831 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
13832 (ipcp_cval_meet): Renamed to ipa_lattice_meet
13833 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
13834 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
13835 (ipcp_get_ith_lattice): Changed parameters.
13836 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
13837 (ipcp_lattice_from_jfunc): Changed parameters.
13838 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
13839 (ipcp_method_cval_print): Added temporary variable info.
13840 (ipcp_redirect): Removed already unused local variable caller.
13841 (ipcp_redirect): New temporary variable orig_callee_info
13842 (ipcp_redirect): Removed newly unused local variable callee.
13843 (ipcp_redirect): Removed (a bit confusing) local variable type.
13844 (ipcp_insert_stage): Added local variable info.
13845 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
13847 (ipcp_formal_create): Removed.
13848 (ipcp_method_cval_set): Removed.
13849 (ipcp_propagate_stage): Renamed lattice variables.
13850 (ipcp_method_cval_set_cvalue_type): Removed.
13851 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
13852 (ipcp_print_all_lattices): Changed printed strings to refer to
13853 lattices rather than cvals.
13854 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
13855 (ipcp_propagate_const): Changed formal parameters.
13856 (build_const_val): Changed formal parameters.
13857 (ipcp_insert_stage): Removed useless variable cvalue
13858 (build_const_val): Changed formal parameters.
13859 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
13860 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
13861 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
13862 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
13863 (ipcp_print_func_profile_counts): Changed string from "method" to
13865 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
13866 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
13867 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
13868 (ipcp_structures_print): Renamed to ipcp_print_all_structures
13869 (ipcp_profile_print): Renamed to ipcp_print_profile_data
13870 (ipcp_lat_is_const): Changed parameters and made inline.
13871 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
13872 (ipcp_redirect): Renamed to ipcp_need_redirect_p
13873 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
13874 the predicate condition directly
13875 (ipcp_propagate_stage): Added local variable args. Removed local
13876 variable callee. (Both are mere code simplifications.)
13877 (ipcp_method_dont_insert_const): Renamed to
13878 ipcp_node_not_modifiable_p.
13879 (ipcp_node_not_modifiable_p): Made inline.
13880 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
13881 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
13882 (ipcp_print_all_lattices): Removed variable cvalue
13883 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
13886 2008-05-06 Olivier Hainque <hainque@adacore.com>
13888 * tree-sra.c (try_instantiate_multiple_fields): Early return
13889 if field has POINTER_TYPE.
13891 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
13893 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
13894 by using 'q' specifier for instruction.
13895 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
13897 2008-05-06 Anatoly Sokolov <aesok@post.ru>
13899 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
13900 Change mode of zero_extract from QImode to HImode.
13901 (sign bit tests peepholes): (Ditto.).
13903 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
13905 * config/i386/mmx.md: Remove double backslashes from asm templates.
13906 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
13907 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13908 to handle nonimmediate operands.
13909 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
13910 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
13911 to handle nonimmediate operands.
13912 (*mmx_<code>v2sf3_finite): New insn pattern.
13913 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
13914 (mmx_<code>v2sf3): New expander. Use
13915 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13916 (mmx_<plusminus_insn><mode>3): New expander. Use
13917 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13918 (*mmx_<plusminus_insn><mode>3): New insn pattern.
13919 (mmx_add<mode>3): Removed.
13920 (mmx_ssadd<mode>3): Ditto.
13921 (mmx_usadd<mode>3): Ditto.
13922 (mmx_sub<mode>3): Ditto.
13923 (mmx_sssub<mode>3): Ditto.
13924 (mmx_ussub<mode>3): Ditto.
13925 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
13926 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
13927 to handle nonimmediate operands.
13928 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
13930 (mmx_smulv4hi3_highpart): New expander. Use
13931 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13932 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
13934 (mmx_umulv4hi3_highpart): New expander. Use
13935 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13936 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
13937 (mmx_<code>v4hi3): New expander. Use
13938 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13939 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
13940 (mmx_<code>v8qi3): New expander. Use
13941 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13942 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
13943 (mmx_<code><mode>3): New expander. Use
13944 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
13946 2008-05-05 Jan Hubicka <jh@suse.cz>
13948 PR tree-optimization/36118
13949 * passes.c (pass_init_dump_file): Fix dump header.
13951 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13953 PR middle-end/36141
13954 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
13955 VCE for function decls.
13957 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13959 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
13961 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
13963 * config/i386/i386.md (sat_plusminus): New.
13964 (plusminus_insn): Likewise.
13965 (plusminus_mnemonic): Likewise.
13967 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
13968 (*<addsub><mode>3_cc_overflow): Renamed to ...
13969 (*<plusminus_insn><mode>3_cc_overflow): This.
13970 (*<addsub>si3_zext_cc_overflow): Renamed to ...
13971 (*<plusminus_insn>si3_zext_cc_overflow): This.
13973 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
13974 (<plusminus_insn><mode>3): This.
13975 (*<addsub><mode>3): Renamed to ...
13976 (*<plusminus_insn><mode>3): This.
13977 (<sse>_vm<addsub><mode>3): Renamed to ...
13978 (<sse>_vm<plusminus_insn><mode>3): This.
13979 (sse3_h<addsub>v4sf3): Renamed to ...
13980 (sse3_h<plusminus_insn>v4sf3): This.
13981 (sse3_h<addsub>v2df3): Renamed to ...
13982 (sse3_h<plusminus_insn>v2df3): This.
13983 (<plusminus_insn><mode>3): New.
13984 (*<plusminus_insn><mode>3): Likewise.
13985 (sse2_<plusminus_insn><mode>3): Likewise.
13986 (add<mode>): Removed.
13987 (*add<mode>3): Likewise.
13988 (sse2_ssadd<mode>3): Likewise.
13989 (sse2_usadd<mode>3): Likewise.
13990 (sub<mode>3): Likewise.
13991 (*sub<mode>3): Likewise.
13992 (sse2_sssub<mode>3): Likewise.
13993 (sse2_ussub<mode>3): Likewise.
13995 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
13997 * gthr-single.h: Add in required interface elements as per gthr.h.
13998 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
13999 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
14000 Generalize UNUSED macro.
14001 (__gthread_once): Add.
14002 (__gthread_key_create): Add.
14003 (__gthread_key_delete): Add.
14004 (__gthread_getspecific): Add.
14005 (__gthread_setspecific): Add.
14007 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
14009 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
14010 the same size types for the indirect reference on the rhs, then
14013 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
14015 * config/i386/i386.md
14016 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
14017 one insn template instead of template series.
14018 (*xordi_1_rex64): Ditto.
14019 (*xordi_2_rex64): Ditto.
14021 2008-05-05 Ira Rosen <irar@il.ibm.com>
14023 PR tree-optimization/36119
14024 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
14027 2008-06-04 Jan Hubicka <jh@suse.cz>
14029 tree-optimization/36100
14030 * tree-pass.h (pass_O0_always_inline): Declare.
14031 * ipa-inline.c (inline_transform): Remove dead code.
14032 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
14033 pass_O0_always_inline): New.
14034 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
14036 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
14038 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
14039 mnemonic in this_param move for TARGET_64BIT.
14041 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
14043 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
14044 (*strmovsi_rex_1): Ditto.
14045 (*strsetsi_1): Ditto.
14046 (*strsetsi_rex_1): Ditto.
14048 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
14049 adddicc expanders using SWI mode iterator.
14051 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
14054 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
14057 2008-05-04 David S. Miller <davem@davemloft.net>
14059 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
14060 (sparc*-*-linux*): Use linux.h in tm_file.
14061 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
14062 compiler defaulting to 32-bit.
14063 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
14065 * config/sparc/linux.h: Remove definitions now obtained
14066 properly from linux.h
14067 * config/sparc/linux64.h: Likewise.
14068 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
14069 don't want this setting for 32-bit builds in a biarch compiler.
14070 * doc/install.texi: Add sparc-linux to list of targets
14071 supporting --enable-targets=all.
14073 2008-05-03 Andrew Pinski <pinskia@gmail.com>
14075 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
14077 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
14079 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
14080 after V4SI_FTYPE_V8HI.
14081 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
14082 case V4SI_FTYPE_V2DF.
14084 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
14086 * doc/invoke.texi (max-flow-memory-locations): Removed.
14087 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
14089 2008-05-03 Richard Guenther <rguenther@suse.de>
14091 PR middle-end/34973
14092 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
14094 2008-05-02 David S. Miller <davem@davemloft.net>
14096 * config.gcc (need_64bit_hwint): Document libcpp dependency.
14098 2008-05-02 Simon Baldwin <simonb@google.com>
14101 * c-common.h (warn_array_subscript_range): Removed.
14102 * c-common.c (warn_array_subscript_range): Ditto.
14103 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
14104 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
14106 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14108 * config/i386/i386.c (ix86_special_builtin_type): New.
14109 (bdesc_special_args): Likewise.
14110 (ix86_expand_special_args_builtin): Likewise.
14111 (ix86_init_mmx_sse_builtins): Updated.
14112 (ix86_expand_builtin): Updated.
14113 (ix86_expand_store_builtin): Removed.
14114 (ix86_expand_unop_builtin): Likewise.
14116 * config/i386/mm3dnow.h (__v2sf): Moved to ...
14117 * config/i386/mmintrin.h (__v2sf): Here.
14119 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
14121 (_mm_loadl_pi): Likewise.
14122 (_mm_storeh_pi): Replace __v2si with __v2sf.
14123 (_mm_storel_pi): Likewise.
14125 * doc/extend.texi: Correct __builtin_ia32_loadhps,
14126 __builtin_ia32_loadlps, __builtin_ia32_storehps,
14127 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
14128 __builtin_ia32_loadlpd.
14130 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14132 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
14133 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
14134 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
14135 (ix86_init_mmx_sse_builtins): Updated.
14136 (ix86_expand_args_builtin): Likewise.
14137 (ix86_expand_builtin): Likewise.
14138 (ix86_expand_unop1_builtin): Renamed to ...
14139 (ix86_expand_unop_vec_merge_builtin): This.
14141 2008-05-01 Jan Hubicka <jh@suse.cz>
14144 * ipa-inline.c (inline_generate_summary): Make static.
14145 (inline_transform): Do not call inlining at -O0; make static.
14146 * passes.c (execute_todo): Add sanity check.
14147 (execute_one_ipa_transform_pass): Execute proper flags.
14149 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
14151 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
14152 (DECL_NONADDRESSABLE_P): Likewise.
14153 * alias.c (record_component_aliases): Fix comment.
14155 2008-05-01 Simon Baldwin <simonb@google.com>
14157 * c-common.h (warn_array_subscript_range): New function.
14158 * c-common.c (warn_array_subscript_range): Ditto.
14159 * tree-vrp.c (check_array_ref): Corrected code to agree with
14160 comment, ignoring only arrays of size 0 or size 1.
14161 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
14163 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14165 * config/i386/i386.c (ix86_builtin_type): Replace
14166 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
14167 (bdesc_args): Updated.
14168 (ix86_init_mmx_sse_builtins): Likewise.
14169 (ix86_expand_args_builtin): Likewise.
14171 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
14174 * doc/extend.texi: Correct __builtin_ia32_palignr.
14176 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14179 * config/i386/i386.c (bdesc_crc32): Removed.
14180 (ix86_expand_crc32): Likewise.
14181 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
14182 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
14183 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
14184 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
14185 UINT_FTYPE_UINT_UCHAR.
14186 (bdesc_args): Updated. Add crc32 builtins.
14187 (ix86_init_mmx_sse_builtins): Updated.
14188 (ix86_expand_args_builtin): Updated to support subreg.
14190 * doc/extend.texi: Correct __builtin_ia32_crc32di.
14192 2008-05-01 Jan Hubicka <jh@suse.cz>
14194 * tree-pass.h (opt_pass): Add IPA_PASS.
14195 (varpool_node, cgraph_node): Forward declare.
14196 (ipa_opt_pass): Define.
14197 (pass_ipa_inline): Turn into ipa_opt_pass.
14198 (pass_apply_inline): Remove.
14199 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
14200 (apply_inline): Turn into ....
14201 (inline_transform): ... this one.
14202 (inline_generate_summary): New function.
14203 (pass_apply_inline): Remove.
14204 * function.h (ipa_opt_pass): Forward declare structure; typedef;
14206 (struct function): Add ipa_transforms_to_apply.
14207 * passes.c (register_one_dump_file): Work on IPA_PASS.
14208 (init_optimization_passes): Remove pass_inline_parameters and
14210 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
14211 (execute_one_pass) ... here; apply transforms when possible.
14212 (add_ipa_transform_pass, execute_ipa_summary_asses,
14213 execute_one_ipa_transform_pass): New.
14214 (execute_ipa_pass_list): Update for IPA_PASS type.
14216 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14218 * config/i386/i386.c (ix86_builtin_type): Add
14219 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
14220 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
14221 (bdesc_args): Add SSE4a builtins.
14222 (ix86_init_mmx_sse_builtins): Updated.
14223 (ix86_expand_args_builtin): Likewise.
14224 (ix86_expand_builtin): Likewise.
14226 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14228 * config/i386/i386.c (ix86_builtin_type): Add
14229 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
14230 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
14231 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
14232 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
14233 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
14234 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
14235 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
14236 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
14237 and DI_FTYPE_DI_DI_INT.
14238 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
14239 (ix86_init_mmx_sse_builtins): Updated.
14240 (ix86_expand_args_builtin): Likewise.
14241 (ix86_expand_builtin): Likewise.
14242 (ix86_expand_binop_imm_builtin): Removed.
14244 * doc/extend.texi: Correct __builtin_ia32_palignr128.
14246 2008-04-30 Richard Guenther <rguenther@suse.de>
14248 PR tree-optimization/32921
14249 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
14251 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
14253 * config/arm/arm.c (arm_unwind_emit): Use
14254 crtl->all_throwers_are_sibcalls instead of
14255 cfun->all_throwers_are_sibcalls.
14256 (arm_output_fn_unwind): Likewise.
14257 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
14258 instead of cfun->uses_pic_offset_table.
14259 (frv_expand_prologue): Likewise.
14260 (frv_frame_pointer_required): Likewise.
14261 (frv_expand_fdpic_call): Likewise.
14262 (frv_emit_movsi): Likewise.
14263 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
14264 cfun->returns_pcc_struct instead of
14265 current_function_returns_pcc_struct.
14266 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
14267 instead of cfun->calls_eh_return.
14268 (m32c_pushm_popm): Likewise.
14269 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
14270 "extern" declaration.
14272 2008-04-30 Richard Guenther <rguenther@suse.de>
14274 PR tree-optimization/21636
14275 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
14277 (evaluate_stmt): Print the likely value.
14278 (ccp_visit_stmt): Avoid excessive vertical spacing.
14280 2008-04-30 Rafael Espindola <espindola@google.com>
14282 * builtins.c (fold_call_expr): Return realret.
14283 * tree-ssa-threadedge.c
14284 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
14285 __builtin_object_size.
14287 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
14289 * gcc.c (wrapper_string): New variable.
14290 (insert_wrapper): New function.
14291 (execute): New option -wrapper.
14292 * doc/invoke.texi (Overall Options): New driver option -wrapper.
14294 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
14296 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
14297 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
14298 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
14300 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
14301 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
14302 config/rs6000/e500crtres64gprctr.asm,
14303 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
14304 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
14305 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
14306 config/rs6000/e500crtsav64gprctr.asm,
14307 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
14308 config/rs6000/e500crtsavg64gprctr.asm: New files.
14309 * config/rs6000/t-ppccomm: Add build rules for new files.
14310 (LIB2FUNCS_STATIC_EXTRA): Add new files.
14311 * config/rs6000/t-netbsd: Add build rules for new files.
14312 (LIB2FUNCS_STATIC_EXTRA): New variable.
14313 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
14314 (CRTSAVRES_DEFAULT_SPEC): Likewise.
14315 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
14317 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
14319 * config/i386/i386.c (ix86_builtin_type): Add
14320 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
14321 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
14322 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
14323 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
14324 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
14325 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
14326 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
14327 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
14328 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
14329 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
14330 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
14331 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
14332 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
14333 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
14334 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
14335 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
14336 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
14337 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
14338 V1DI_FTYPE_V2SI_V2SI.
14339 (bdesc_2arg): Moved to ...
14340 (bdesc_args): Here.
14341 (ix86_init_mmx_sse_builtins): Updated.
14342 (ix86_expand_args_builtin): Updated. Take a pointer
14343 to const struct builtin_description. Handle comparison
14345 (ix86_expand_sse_compare): Take a new argument for swapping operands.
14346 (ix86_expand_builtin): Updated.
14348 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
14349 (ssse3_pmaddubsw128): This.
14350 (ssse3_pmaddubswv4hi3): Renamed to ...
14351 (ssse3_pmaddubsw): This.
14353 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
14354 (__builtin_ia32_packssdw128): Likewise.
14355 (__builtin_ia32_packuswb128): Likewise.
14356 (__builtin_ia32_pmaddubsw): Likewise.
14357 (__builtin_ia32_pmaddubsw128): Likewise.
14359 2008-04-30 Richard Guenther <rguenther@suse.de>
14361 PR tree-optimization/14847
14362 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
14363 (recognize_bits_test): Use it.
14364 (recognize_single_bit_test): Likewise.
14366 2008-04-30 Martin Jambor <mjambor@suse.cz>
14368 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
14369 instead of setting number of formal parameters to zero.
14370 (ipcp_init_stage): Do not set the number of actual parameters to zero
14372 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
14373 which are called with variable number of arguments.
14374 (ipcp_insert_stage): Explicitely skipping all nodes which are
14375 called with variable number of arguments.
14376 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14377 number of parameters.
14379 * ipa-prop.h (struct ipa_node_params): Added flag
14380 called_with_var_arguments
14381 (ipa_set_param_count): Added. Changed sole setter to use it.
14382 (ipa_get_param_count): Added. All readers of param_count
14383 converted to use it instead.
14384 (ipa_set_called_with_variable_arg): Added.
14385 (ipa_is_called_with_var_arguments): Added.
14386 (ipa_get_ith_param): Added. All readers of param_decls converted
14388 (ipa_set_cs_argument_count): Added, sole writer to argument_count
14390 (ipa_get_cs_argument_count): Added, all readers of argument_count
14392 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
14395 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
14396 (struct ipcp_lattice): Renamed cval_type to type
14397 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
14399 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
14400 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
14401 (ipcp_insert_stage): Changed the type of variable cvalue to tree
14402 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
14403 (build_const_val): Changed the type of parameter cvalue to tree
14404 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
14405 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
14407 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
14410 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
14411 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
14412 (ipa_add_method): Renamed to ipa_push_func_to_list
14413 (ipa_remove_method): Renamed to ipa_pop_func_from_list
14414 (ipa_callsite_param_count): Removed.
14415 (ipa_callsite_param_count_set): Removed.
14416 (ipa_callsite_param): Removed.
14417 (ipa_callsite_callee): Removed.
14418 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
14419 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
14420 (ipa_method_formal_count): Removed.
14421 (ipa_method_formal_count_set): Removed.
14422 (ipa_method_get_tree): Removed.
14423 (ipa_method_tree_map_create): Removed.
14424 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
14425 (ipa_create_param_decls_array): Creates the array itself
14426 (ipa_create_param_decls_array): Temporary variable info instead of
14427 a few dereferences.
14428 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
14429 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
14430 (get_type): Removed.
14431 (ipa_jf_get_info_type): Removed.
14432 (ipa_node_create): Renamed to ipa_create_node_params
14433 (ipa_free): Renamed to ipa_free_all_node_params
14434 (ipa_nodes_create): Renamed to ipa_create_all_node_params
14435 (ipa_edges_create): Renamed to ipa_create_all_edge_args
14436 (ipa_edges_free): Renamed to ipa_free_all_edge_args
14437 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
14438 (ipa_free_all_node_params): Deallocation to jump_functions moved to
14439 ipa_free_all_edge_args
14440 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
14441 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
14442 (ipa_create_methodlist_node): Removed.
14443 (ipa_methodlist_method): Removed.
14444 (ipa_methodlist_method_set): Removed.
14445 (ipa_methodlist_next_method): Removed.
14446 (ipa_methodlist_next_method_set): Removed.
14447 (ipa_method_is_modified): Removed.
14448 (ipa_method_modify_create): Removed.
14449 (ipa_method_modify_init): Temporary variable info instead of a few
14451 (ipa_detect_param_modifications): Temporary variable info instead of
14452 a few dereferences.
14453 (ipa_compute_jump_functions): Temporary variable info instead of
14454 a few dereferences.
14455 (ipa_method_modify_set): Removed.
14456 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
14457 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
14458 than craph_node as the first parameter.
14459 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
14460 (ipa_method_modify_init): Removed.
14461 (ipa_compute_jump_functions): Added a temp variable instead of
14462 repeatadly dereferencing the cgraph_edge.aux pointer
14463 (ipa_callsite_param_set_type): Removed.
14464 (ipa_compute_jump_functions): i renamed to index and moved to
14466 (ipa_callsite_param_set_info_type_formal): Removed.
14467 (ipa_callsite_param_set_info_type): Removed.
14468 (ipa_callsite_param_map_create): Removed.
14469 (ipa_callsite_tree): Removed.
14470 (ipa_callsite_caller): Removed.
14471 (ipa_pop_func_from_list): return_method removed to return_func
14473 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
14474 prefixed all values with IPA_. Changed all users.
14475 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
14476 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
14477 and FORMAL_IPATYPE IPA_PASS_THROUGH.
14478 (union parameter_info): Renamed to jump_func_value.
14479 (union jump_func_value): Renamed value to constant
14480 (struct ipa_jump_func): Renamed info_type to value
14481 (struct ipa_node): Renamed to ipa_node_params
14482 (struct ipa_node_params): Renamed ipa_arg_num to param_count
14483 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
14484 (struct ipa_node_params): Renamed ipa_mod to modified_flags
14485 (struct ipa_edge): Renamed to ipa_edge_args
14486 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
14487 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
14488 (struct ipa_methodlist): Renamed to ipa_func_list
14489 (struct ipa_func_list): method_p renamed to node, next_method
14491 (ipa_methodlist_p): Removed, switched all users to struct pointer
14492 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
14494 2008-04-30 Alan Modra <amodra@bigpond.net.au>
14496 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
14497 (rs6000_emit_epilogue): Use backchain to restore only when we
14498 have a large frame. Make use of frame pointer to restore if we
14499 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
14501 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
14503 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14504 Add mode to zero_extract.
14505 (sign bit tests peepholes): (Ditto.).
14507 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
14509 * config/i386/i386.c (ix86_builtins): Replace Prescott New
14510 Instructions in comments with SSE3.
14511 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
14512 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
14513 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
14514 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
14515 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
14516 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
14517 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
14518 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
14519 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
14520 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
14521 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
14522 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
14523 (bdesc_sse_args): Renamed to ...
14524 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
14525 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
14526 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
14527 IX86_BUILTIN_FABSQ.
14528 (bdesc_1arg): Moved to ...
14529 (bdesc_args): Here.
14530 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
14531 Instructions in comments with SSE3.
14532 (ix86_expand_sse_operands_builtin): Renamed to ...
14533 (ix86_expand_args_builtin): This. Updated.
14534 (ix86_expand_unop1_builtin): Update comments.
14535 (ix86_expand_builtin): Updated.
14537 2008-04-29 Richard Guenther <rguenther@suse.de>
14539 PR tree-optimization/36078
14540 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
14541 Update virtual SSA form after cleaning up the CFG.
14543 2008-04-29 Richard Guenther <rguenther@suse.de>
14545 PR middle-end/15255
14546 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
14548 2008-04-29 Richard Guenther <rguenther@suse.de>
14550 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
14551 (compute_may_aliases): Do not call finalize_ref_all_pointers.
14552 (compute_flow_insensitive_aliasing): Do not treat
14553 PTR_IS_REF_ALL pointers special.
14554 (get_smt_for): Likewise.
14555 (may_alias_p): Re-structure.
14556 (is_escape_site): A ref-all pointer conversion is not an escape site.
14557 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
14558 PTR_IS_REF_ALL pointers special.
14559 * tree-ssa-structalias.h (struct alias_info): Remove
14560 ref_all_symbol_mem_tag field.
14561 (PTR_IS_REF_ALL): Remove.
14563 2008-04-29 Richard Guenther <rguenther@suse.de>
14565 PR middle-end/36077
14566 * fold-const.c (extract_muldiv_1): In combining division constants
14567 make sure to never overflow.
14569 2008-04-29 Nick Clifton <nickc@redhat.com>
14571 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
14573 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14576 * optc-gen.awk: Work around HP-UX/IA awk bug.
14578 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
14580 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
14583 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14586 * config/i386/i386.md
14587 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
14588 Change operand 1 predicate to nonimmediate_operand.
14590 2008-04-28 Jakub Jelinek <jakub@redhat.com>
14593 * dwarf2out.c (struct die_struct): Mark as chain_circular through
14595 * gengtype.c (walk_type, write_func_for_structure): Handle
14597 * doc/gty.texi: Document chain_circular.
14599 2008-04-28 Richard Guenther <rguenther@suse.de>
14601 PR tree-optimization/36066
14602 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
14605 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
14608 * config/i386/i386.md
14609 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
14610 Use match_scratch instead of match_operand for operands 3 and 4.
14612 2008-04-27 Richard Guenther <rguenther@suse.de>
14614 PR tree-optimization/18754
14615 PR tree-optimization/34223
14616 * tree-pass.h (pass_complete_unrolli): Declare.
14617 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
14618 loop size before and after unconditionally of UL_NO_GROWTH in effect.
14619 Rewrite loop into loop closed SSA form if it is not already.
14620 (tree_unroll_loops_completely): Re-structure to iterate over
14621 innermost loops with intermediate CFG cleanups.
14622 Unroll outermost loops only if requested or the code does not grow
14624 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
14625 loops are available.
14626 (tree_vectorize): Instead do so here.
14627 (tree_complete_unroll): Also unroll outermost loops.
14628 (tree_complete_unroll_inner): New function.
14629 (gate_tree_complete_unroll_inner): Likewise.
14630 (pass_complete_unrolli): New pass.
14631 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
14632 uses outside of the loop.
14633 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
14634 form if it is available.
14635 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
14636 * passes.c (init_optimization_passes): Schedule complete inner
14637 loop unrolling pass before the first CCP pass after final inlining.
14639 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
14641 * targhooks.h (default_emutls_var_fields,
14642 default_emutls_var_init): Declare.
14643 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
14644 * target.h (struct gcc_target): Add struct emutls member.
14645 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
14646 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
14647 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
14648 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
14649 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
14650 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
14651 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
14652 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
14653 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
14654 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
14655 emit debug information.
14656 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
14657 * varasm.c: Include targhooks.h.
14658 (emutls_object_section, emutls_tmpl_section): New.
14659 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
14660 (EMUTLS_SEPARATOR): New.
14661 (prefix_name): New.
14662 (get_emutls_object_name): New.
14663 (default_emutls_var_fields): New, broken out of ...
14664 (get_emutls_object_type): ... here. Adjust to use target hooks.
14665 (get_emutls_init_templ_addr): Adjust to use target hooks.
14666 (emutls_decl): Adjust to use target hooks.
14667 (emutls_finish): Likewise.
14668 (default_emutls_var_init): New, broken out of ...
14669 (assemble_variable): ... here. Adjust to use target hooks.
14670 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
14671 SECCAT_EMUTLS_TMPL.
14672 * c-common.c (handle_section_attribute): Prevent overriding
14673 sections for emulated tls with special sections.
14674 * config/i386/i386.c (x86_64_elf_select_section): Add
14675 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
14676 (x86_64_elf_unique_section): Likewise.
14677 * config/vxworks.c: Include tree.h.
14678 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
14679 (vxworks_override_options): Set TLS scheme.
14680 * doc/tm.texi (Emulated TLS): New node.
14682 2008-04-26 Simon Baldwin <simonb@google.com>
14685 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
14686 with propagated string constants.
14688 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
14690 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
14691 constraint for operand 2 when operand 0 is memory operand.
14692 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
14693 operand 0 is memory operand.
14694 (fix_trunc<mode>_i387_with_temp): Ditto.
14695 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
14696 operand 2 when operand 1 is memory operand.
14697 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
14698 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
14699 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
14700 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
14701 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
14702 operands 2,3 and 4 when operand 1 is memory operand.
14703 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
14705 (fistdi2_floor_with_temp): Ditto.
14706 (fist<mode>2_floor_with_temp): Ditto.
14707 (fistdi2_ceil_with_temp): Ditto.
14708 (fist<mode>2_ceil_with_temp): Ditto.
14709 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
14711 2008-04-26 David Daney <ddaney@avtrex.com>
14713 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
14715 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
14716 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14717 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14718 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
14719 (compare_and_swap_12): New insn.
14720 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
14721 * config/mips/mips.c (mips_force_binary): New function.
14722 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
14723 (mips_expand_compare_and_swap_12): New function.
14724 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
14726 2008-04-25 Jan Hubicka <jh@suse.cz>
14729 * cfgexpand.c (pass_expand): Turn into RTL pass.
14730 * passes.c (execute_one_pass): Do pass typechecking after execution.
14731 * tree-pass.h (pass_expand): Turn into RTL pass.
14733 * function.h (struct rtl_data): Move here fields
14734 accesses_prior_frames, calls_eh_return, saves_all_registers,
14735 has_nonlocal_goto, has_asm_statement, is_thunk,
14736 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
14737 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
14738 arg_pointer_save_area_init from struct function; turn into bool.
14739 (struct function): Move
14740 calls_eh_return, saves_all_registers, has_nonlocal_goto,
14741 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
14742 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
14743 tail_call_emit, arg_pointer_save_area_init
14744 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
14745 (current_function_returns_struct, current_function_returns_pcc_struct,
14746 current_function_calls_setjmp, current_function_calls_alloca,
14747 current_function_accesses_prior_frames,
14748 current_function_calls_eh_return, current_function_is_thunk,
14749 current_function_stdarg, current_function_profile,
14750 current_function_limit_stack, current_function_uses_pic_offset_table,
14751 current_function_uses_const_pool, current_function_has_nonlocal_label,
14752 current_function_saves_all_registers,
14753 current_function_has_nonlocal_goto,
14754 current_function_has_asm_statement): Remove accesor macros.
14755 * ra-conflict.c (global_conflicts): Update.
14756 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
14757 (suitable_for_tail_call_opt_p): Update.
14758 * builtins.c (expand_builtin_return_addr): Update.
14759 (expand_builtin_setjmp_setup): Update.
14760 (expand_builtin_nonlocal_goto): Update.
14761 * final.c (final_start_function): Update.
14762 (profile_function): Update.
14763 (leaf_function_p): Update.
14764 (only_leaf_regs_used): Update.
14765 * df-scan.c (df_get_exit_block_use_set): Update.
14766 * dojump.c (clear_pending_stack_adjust): Update.
14767 * tree-stdarg.c (gate_optimize_stdarg): Update.
14768 * gimple-low.c (lower_function_body): Update.
14769 * global.c (compute_regsets): Update.
14770 (global_alloc): Update.
14771 * dwarf2out.c (dwarf2out_begin_prologue): Update.
14772 * expr.c (expand_assignment): Update.
14773 * dse.c (dse_step0): Update.
14774 (dse_step1): Update.
14775 * c-decl.c (store_parm_decls): Update.
14776 * local-alloc.c (combine_regs): Update.
14777 (find_free_reg): Update.
14778 * function.c (assign_parms_augmented_arg_list): Update.
14779 (assign_parm_find_data_types): Update.
14780 (assign_parms): Update.
14781 (allocate_struct_function): Update.
14782 (expand_function_start): Update.
14783 (expand_function_end): Update.
14784 (get_arg_pointer_save_area): Update.
14785 (thread_prologue_and_epilogue_insns): Update.
14786 (rest_of_match_asm_constraints): Update.
14787 * stor-layout.c (variable_size): Update.
14788 * gcse.c (gcse_main): Update.
14789 (bypass_jumps): Update.
14790 * gimplify.c (gimplify_function_tree): Update.
14791 * calls.c (emit_call_1): Update.
14792 (expand_call): Update.
14793 * bt-load.c (compute_defs_uses_and_gen): Update.
14794 * except.c (sjlj_assign_call_site_values): Update.
14795 (sjlj_emit_function_enter): Update.
14796 (can_throw_external): Update.
14797 (set_nothrow_function_flags): Update.
14798 (expand_builtin_unwind_init): Update.
14799 (expand_eh_return): Update.
14800 (convert_to_eh_region_ranges): Update.
14801 (output_function_exception_table): Update.
14802 * emit-rtl.c (gen_tmp_stack_mem): Update.
14803 * cfgexpand.c (expand_used_vars): Update.
14804 (tree_expand_cfg): Update.
14805 * cfgcleanup.c (rest_of_handle_jump): Update.
14806 * explow.c (allocate_dynamic_stack_space): Update.
14807 * varasm.c (assemble_start_function): Update.
14808 (force_const_mem): Update.
14809 (mark_constant_pool): Update.
14810 * tree-optimize.c (tree_rest_of_compilation): Update.
14811 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
14812 * tree-cfg.c (notice_special_calls): Update.
14813 (is_ctrl_altering_stmt): Update.
14814 (tree_can_make_abnormal_goto): Update.
14815 (tree_purge_dead_abnormal_call_edges): Update.
14816 * config/alpha/predicates.md: Update.
14817 * config/alpha/alpha.c (alpha_sa_mask): Update.
14818 (alpha_sa_size): Update.
14819 (alpha_does_function_need_gp): Update.
14820 (alpha_expand_prologue): Update.
14821 (alpha_start_function): Update.
14822 (alpha_output_function_end_prologue): Update.
14823 (alpha_expand_epilogue): Update.
14824 * config/frv/frv.c (frv_stack_info): Update.
14825 (frv_expand_epilogue): Update.
14826 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
14827 (s390_register_info): Update.
14828 (s390_frame_info): Update.
14829 (s390_init_frame_layout): Update.
14830 (s390_can_eliminate): Update.
14831 (save_gprs): Update.
14832 * config/spu/spu.c (spu_split_immediate): Update.
14833 (need_to_save_reg): Update.
14834 (spu_expand_prologue): Update.
14835 (spu_expand_epilogue): Update.
14836 * config/sparc/sparc.md: Update.
14837 * config/sparc/sparc.c (eligible_for_return_delay): Update.
14838 (sparc_tls_got): Update.
14839 (legitimize_pic_address): Update.
14840 (sparc_emit_call_insn): Update.
14841 (sparc_expand_prologue): Update.
14842 (output_return): Update.
14843 (print_operand): Update.
14844 (sparc_function_ok_for_sibcall): Update.
14845 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
14846 * config/m32r/m32r.md: Update.
14847 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
14848 (m32r_compute_frame_size): Update.
14849 (m32r_expand_prologue): Update.
14850 (m32r_expand_epilogue): Update.
14851 (m32r_legitimize_pic_address): Update.
14852 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
14853 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14854 * config/i386/i386.c (ix86_frame_pointer_required): Update.
14855 (gen_push): Update.
14856 (ix86_save_reg): Update.
14857 (ix86_compute_frame_layout): Update.
14858 (ix86_expand_prologue): Update.
14859 (ix86_expand_epilogue): Update.
14860 * config/sh/sh.c (output_stack_adjust): Update.
14861 (calc_live_regs): Update.
14862 (sh5_schedule_saves): Update.
14863 (sh_expand_prologue): Update.
14864 (sh_expand_epilogue): Update.
14865 (sh_setup_incoming_varargs): Update.
14866 (sh_allocate_initial_value): Update.
14867 (sh_get_pr_initial_val): Update.
14868 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
14869 * config/sh/sh.md (label:): Update.
14870 * config/avr/avr.c (out_movhi_mr_r): Update.
14871 * config/crx/crx.h (enum): Update.
14872 * config/xtensa/xtensa.h (along): Update.
14873 * config/stormy16/stormy16.c Update.
14874 (xstormy16_compute_stack_layout): Update.
14875 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
14876 (fr30_expand_prologue): Update.
14877 * config/cris/cris.c (cris_conditional_register_usage): Update.
14878 (cris_reg_saved_in_regsave_area): Update.
14879 (cris_initial_frame_pointer_offset): Update.
14880 (cris_simple_epilogue): Update.
14881 (cris_expand_prologue): Update.
14882 (cris_expand_epilogue): Update.
14883 (cris_expand_pic_call_address): Update.
14884 (cris_asm_output_symbol_ref): Update.
14885 (cris_asm_output_label_ref): Update.
14886 * config/cris/cris.md Update.
14887 * config/iq2000/iq2000.c (compute_frame_size): Update.
14888 (iq2000_expand_epilogue): Update.
14889 * config/mt/mt.h (save_direction): Update.
14890 * config/mn10300/mn10300.c (mn10300_function_value): Update.
14891 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14892 (ia64_secondary_reload_class): Update.
14893 * config/m68k/m68k.c (m68k_save_reg): Update.
14894 (m68k_expand_prologue): Update.
14895 (m68k_expand_epilogue): Update.
14896 (legitimize_pic_address): Update.
14897 * config/rs6000/rs6000.c (rs6000_got_register): Update.
14898 (first_reg_to_save): Update.
14899 (first_altivec_reg_to_save): Update.
14900 (compute_vrsave_mask): Update.
14901 (compute_save_world_info): Update.
14902 (rs6000_stack_info): Update.
14903 (spe_func_has_64bit_regs_p): Update.
14904 (rs6000_ra_ever_killed): Update.
14905 (rs6000_emit_eh_reg_restore): Update.
14906 (rs6000_emit_allocate_stack): Update.
14907 (rs6000_emit_prologue): Update.
14908 (rs6000_emit_epilogue): Update.
14909 (rs6000_output_function_epilogue): Update.
14910 (output_profile_hook): Update.
14911 (rs6000_elf_declare_function_name): Update.
14912 * config/rs6000/rs6000.h (rs6000_args): Update.
14913 * config/rs6000/rs6000.md: Update.
14914 * config/mcore/mcore.c (mcore_expand_prolog): Update.
14915 * config/arc/arc.c (arc_output_function_epilogue): Update.
14916 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
14917 * config/darwin.c (machopic_function_base_name): Update.
14918 * config/score/score3.c (score3_compute_frame_size): Update.
14921 (score3_epilogue): Update.
14922 * config/score/score7.c (score7_compute_frame_size): Update.
14923 (score7_prologue): Update.
14924 (score7_epilogue): Update.
14925 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
14926 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
14927 * config/arm/arm.c (use_return_insn): Update.
14928 (require_pic_register): Update.
14929 (arm_load_pic_register): Update.
14930 (arm_compute_save_reg0_reg12_mask): Update.
14931 (arm_compute_save_reg_mask): Update.
14932 (thumb1_compute_save_reg_mask): Update.
14933 (output_return_instruction): Update.
14934 (arm_output_function_prologue): Update.
14935 (arm_output_epilogue): Update.
14936 (arm_get_frame_offsets): Update.
14937 (arm_expand_prologue): Update.
14938 (thumb_pushpop): Update.
14939 (thumb_exit): Update.
14940 (thumb1_expand_prologue): Update.
14941 (thumb1_expand_epilogue): Update.
14942 (arm_unwind_emit): Update.
14943 (arm_output_fn_unwind): Update.
14944 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
14945 * config/arm/arm.md: Update.
14946 * config/pa/pa.md: Update.
14947 * config/pa/pa.c (legitimize_pic_address): Update.
14948 (compute_frame_size): Update.
14949 (hppa_expand_prologue): Update.
14950 (hppa_expand_epilogue): Update.
14951 (borx_reg_operand): Update.
14952 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
14953 (HARD_REGNO_RENAME_OK): Update.
14954 * config/mips/mips.c (mips_global_pointer): Update.
14955 (mips_save_reg_p): Update.
14956 (mips_compute_frame_info): Update.
14957 (mips_frame_pointer_required): Update.
14958 (mips_expand_prologue): Update.
14959 (mips_expand_epilogue): Update.
14960 (mips_can_use_return_insn): Update.
14961 (mips_reorg_process_insns): Update.
14962 * config/v850/v850.c (compute_register_save_size): Update.
14963 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
14964 * config/mmix/mmix.c (along): Update.
14965 (mmix_expand_epilogue): Update.
14966 * config/bfin/bfin.c (legitimize_pic_address): Update.
14967 (must_save_p): Update.
14968 (stack_frame_needed_p): Update.
14969 (add_to_reg): Update.
14970 (bfin_expand_prologue): Update.
14971 * stmt.c (expand_asm_operands): Update.
14972 * reload1.c (reload): Update.
14973 (init_elim_table): Update.
14975 2008-04-25 Bob Wilson <bob.wilson@acm.org>
14977 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
14979 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
14981 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
14982 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
14983 (mov<mode>): Removed.
14984 (*movv4sf_internal): Likewise.
14985 (*movv2df_internal): Likewise.
14987 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
14989 * config.gcc (crx-*-elf): Remove deprecation.
14991 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
14993 * config/i386/cygming-crtend.c (register_frame_ctor): Register
14994 __gcc_deregister_frame with atexit.
14995 (deregister_frame_dtor): Remove.
14997 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
14998 Nathan Sidwell <nathan@codesourcery.com>
15000 * config/rs6000/rs6000.opt (mspe): Remove Var property.
15002 * config/rs6000/rs6000.h (rs6000_spe): Declare.
15003 (rs6000_isel): Likewise.
15004 * config/rs6000/rs6000.c (rs6000_spe): New variable.
15005 (rs6000_isel): New variable.
15006 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
15008 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15011 * c-common.c (handle_vector_size_attribute): Call
15012 lang_hooks.types.reconstruct_complex_type instead of
15013 reconstruct_complex_type.
15014 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
15015 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
15016 * langhooks.h (struct lang_hooks_for_types): Add
15017 reconstruct_complex_type hook.
15018 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
15019 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
15021 2008-04-24 Richard Guenther <rguenther@suse.de>
15023 * c-common.h (check_builtin_function_arguments): Declare.
15024 * c-common.c (validate_nargs): New function.
15025 (check_builtin_function_arguments): Likewise.
15026 * c-typeck.c (build_function_call): Call
15027 check_builtin_function_arguments.
15028 * builtins.c (fold_builtin_classify): Remove error reporting code.
15029 (fold_builtin_unordered_cmp): Likewise.
15030 (fold_builtin_1): Likewise.
15031 (fold_builtin_n): Likewise.
15033 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15035 PR tree-optimization/36008
15036 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
15037 the original op1, rather than delta by step.
15039 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
15040 Sebastian Pop <sebastian.pop@amd.com>
15042 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
15043 eliminate_local_variables_stmt, eliminate_local_variables,
15044 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
15045 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
15046 of code delimited by two edges in the CFG.
15047 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
15048 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
15049 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
15050 the case of parallelisation of reductions.
15051 (expr_invariant_in_region_p): New.
15053 * tree-flow.h (gather_blocks_in_sese_region): Declared.
15054 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
15056 2008-04-24 Ira Rosen <irar@il.ibm.com>
15057 Richard Guenther <rguenther@suse.de>
15059 PR tree-optimization/36034
15060 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
15061 incapable of dealing with loads with gaps.
15063 2008-04-24 Rafael Espindola <espindola@google.com>
15065 * tree-flow.h (vrp_evaluate_conditional): Change signature.
15066 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15067 vrp_evaluate_conditional.
15068 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
15069 (vrp_evaluate_conditional): Split the cond argument.
15070 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
15071 (simplify_stmt_for_jump_threading): Update call to
15072 vrp_evaluate_conditional.
15074 2008-04-24 Ira Rosen <irar@il.ibm.com>
15076 PR tree-optimization/35982
15077 * tree-vect-analyze.c (vect_check_interleaving): Check that the
15078 interleaved data-refs are of the same type.
15080 2008-04-24 Danny Smith <dannysmith@users.net>
15082 * c-format.c (check_format_info_main): Use strncmp rather than a
15083 magic prefix to handle multichar length specs.
15084 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
15085 Don't prefix "I64" and "I32" with '\0'.
15087 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15090 * config/i386/i386.c (init_cumulative_args): Don't pass anything
15091 in registers for -m32 only if stdarg_p (fntype).
15093 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
15095 PR rtl-optimization/36006
15096 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
15097 temp to op0 in order to avoid invalid rtx sharing.
15099 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
15101 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
15102 check TREE_INVARIANT.
15103 * tree-gimple.c (is_gimple_address): New.
15104 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
15105 * tree-gimple.h (is_gimple_address): New.
15106 * tree.h (decl_address_invariant_p): New.
15107 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
15108 (build_string): Likewise.
15109 (decl_address_invariant_p): New, from is_gimple_invariant_address.
15110 (tree_invariant_p_1): Likewise.
15111 (save_expr): Use it.
15112 (tree_invariant_p): New.
15113 (skip_simple_arithmetic): Use it.
15114 (stabilize_reference_1): Use it.
15115 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
15117 (build1_stat): Drop code to compute TREE_INVARIANT.
15118 (build2_stat): Drop code to compute TREE_INVARIANT.
15119 (build3_stat): Drop code to compute TREE_INVARIANT.
15120 (build4_stat): Drop code to compute TREE_INVARIANT.
15121 (build5_stat): Drop code to compute TREE_INVARIANT.
15122 (build7_stat): Drop code to compute TREE_INVARIANT.
15123 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
15124 * tree.h (struct tree_base): Remove invariant_flag.
15125 (TREE_INVARIANT): Remove.
15126 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
15127 (fold_builtin_expect): Check TREE_CONSTANT.
15128 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
15129 * c-tree.h (c_expr_to_decl): Drop third parameter.
15130 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
15131 (build_c_cast): Don't set TREE_INVARIANT.
15132 (pop_init_level): Don't set TREE_INVARIANT.
15133 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
15134 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
15136 (gimplify_init_constructor): Don't set TREE_INVARIANT.
15137 (gimplify_addr_expr): Adjust comment.
15138 * tree-mudflap.c (mf_build_string):
15139 * print-tree.c (print_node): Don't print TREE_INVARIANT.
15140 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
15141 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
15142 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
15143 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
15144 * langhooks.h (struct lang_hooks): Drop third parameter from
15147 2008-04-23 Richard Guenther <rguenther@suse.de>
15149 PR tree-optimization/27799
15150 PR tree-optimization/32921
15151 PR tree-optimization/32624
15152 * tree-ssa-structalias.c (merge_smts_into): Only merge the
15153 SMTs aliases and the tag itself into the solution.
15154 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
15155 merge the points-to solution back into the SMT aliases.
15156 (may_alias_p): Use alias_set_subset_of instead of
15157 aliases_conflict_p. A pointer which points to
15158 memory with alias set zero may access any variable.
15160 2008-04-23 Richard Guenther <rguenther@suse.de>
15162 * alias.c (alias_set_subset_of): Correctly handle asking
15163 if zero is a subset of an alias set with zero child.
15164 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
15165 (compute_flow_insensitive_aliasing): Correctly walk all
15166 pointers. Do not unnecessarily union sets.
15168 2008-04-23 Richard Guenther <rguenther@suse.de>
15170 PR middle-end/36021
15171 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
15173 2008-04-22 Tomas Bily <tbily@suse.cz>
15175 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
15177 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
15179 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15180 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15181 * tree-inline.c (estimate_num_insns_1): Likewise.
15182 * varasm.c (const_hash_1, compare_constant, copy_constant)
15183 (compute_reloc_for_constant, output_addressed_constants): Likewise.
15184 * emit-rtl.c (component_ref_for_mem_expr)
15185 (set_mem_attributes_minus_bitpos): Likewise.
15186 * expr.c (highest_pow2_factor, expand_expr_real_1, )
15187 (is_aligning_offset): Likewise.
15188 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
15189 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15190 * dojump.c (do_jump): Likewise.
15191 * builtins.c (get_pointer_alignment, get_memory_rtx)
15192 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
15193 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
15195 2008-04-23 Jakub Jelinek <jakub@redhat.com>
15197 PR rtl-optimization/36017
15198 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
15199 expanding the library call.
15201 2008-04-22 Ian Lance Taylor <iant@google.com>
15203 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
15204 than size_in_bytes.
15206 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
15208 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
15209 of LR/CTR moves for Power6.
15211 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15213 PR middle-end/36003
15214 * passes.c (init_optimization_passes): Remove
15215 pass_fast_rtl_byte_dce.
15217 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
15220 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
15221 builtin functions to generate faster code.
15222 (_mm_cvtpu16_ps): Ditto.
15223 (_mm_cvtpi32x2_ps): Ditto.
15225 2008-04-22 Nick Clifton <nickc@redhat.com>
15227 * common.opt (ftree-loop-distribution): Add Optimization
15230 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
15231 (frv_expand_builtin_va_start): Likewise.
15233 * config/arm/arm.c (thumb_find_work_register): Fix location of
15234 argument register count.
15236 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15238 Support scheduling for ColdFire V1 and V3 microarchitecture.
15239 Improve scheduling of multiplication instructions.
15241 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
15242 (mac): New instruction attribute.
15243 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
15244 (m68k_sched_mac): New variable.
15245 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
15246 Handle cfv1 and cfv3.
15247 (max_insn_size): New static variable.
15248 (struct _sched_ib): New type.
15249 (sched_ib): New static variable.
15250 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
15251 to fields of 'struct _sched_ib sched_ib'. Update all uses.
15252 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
15254 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
15255 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
15256 new variables. Update.
15257 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15258 Add modeling of cfv3 instruction buffer. Update.
15259 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
15260 * config/m68k/m68k.h (TUNE_CFV3): New macro.
15261 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
15262 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
15263 a particular reservation applies to.
15264 (type2): Reorganize attribute values. Rename alu to alu_reg,
15265 alu_l to alu, move_l to omove. Join move to alu. Split mul
15266 to mul_l and mul_w.
15267 (cf_ib_*): Simplify description of instruction buffer.
15268 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
15269 (cf_mem): Split into cf_mem1 and cf_mem2.
15270 (cf_v2_move_??): Rename to cfv12_alu_??.
15271 (cf_v2_move_l_??): Rename to cfv12_omove_??.
15272 (cf_v2_mul_??): Remove reservations.
15273 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
15274 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
15275 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
15277 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
15278 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
15279 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
15280 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
15281 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
15282 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
15283 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
15284 expansions of the above reservations for instructions of sizes
15287 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15289 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
15291 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
15293 * coverage.c: Include tree-pass.h.
15294 (coverage_counter_alloc): Print da_file_name to the dump file.
15296 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15298 * sbitmap.c (sbitmap_range_empty_p): New function.
15299 * sbitmap.h (sbitmap_range_empty_p): New function.
15300 * bitmap.h: Now includes obstack.h.
15302 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
15303 Kenneth Zadeck <zadeck@naturalbridge.com>
15305 * dbgcnt.def (ra_byte_scan): Added.
15306 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
15307 when the last hit happens for a counter.
15308 * timevar.def (TV_DF_BYTE_LR): New variable.
15309 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
15310 * passes.c (pass_fast_rtl_byte_dce): New pass.
15311 * fwprop.c (update_df): Added mode to call df_ref_create.
15312 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15313 DF_REF_EXTRACT_OFFSET.
15314 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
15315 DF_BYTE_LR_OUT, df_byte_lr): New macro.
15317 (df_ref_extract): Added mode field.
15318 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
15319 DF_REF_EXTRACT_OFFSET.
15320 (DF_REF_EXTRACT_MODE): New macro.
15321 (df_byte_lr_bb_info): New structure.
15322 (df_print_byte_regset, df_compute_accessed_bytes,
15323 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
15324 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
15325 df_byte_lr_simulate_uses,
15326 df_byte_lr_simulate_artificial_refs_at_top,
15327 df_byte_lr_simulate_artificial_refs_at_end,
15328 df_compute_accessed_bytes): New function.
15329 (df_ref_create): Add parameter.
15330 (df_byte_lr_get_bb_info): New inline function.
15331 * df-scan.c (df_ref_record, df_uses_record,
15332 df_ref_create_structure): Added mode parameter.
15333 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
15334 df_defs_record, df_uses_record, df_get_conditional_uses,
15335 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
15336 df_entry_block_defs_collect, df_exit_block_uses_collect):
15337 Added mode parameter to calls to df_ref_record, df_uses_record,
15338 df_ref_create_structure.
15339 (df_ref_equal_p, df_ref_compare): Added test for modes.
15340 (df_ref_create_structure): Added code to set mode. Renamed
15341 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15342 DF_REF_EXTRACT_OFFSET.
15343 * df-core.c (df_print_byte_regset): New function.
15344 * df-byte-scan.c: New file.
15345 * df-problems.c (df_rd_transfer_function): Removed unnecessary
15346 calls to BITMAP_FREE.
15347 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
15348 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
15349 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
15350 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
15351 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
15352 df_byte_lr_local_compute, df_byte_lr_init,
15353 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
15354 df_byte_lr_transfer_function, df_byte_lr_free,
15355 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
15356 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
15357 df_byte_lr_simulate_uses,
15358 df_byte_lr_simulate_artificial_refs_at_top,
15359 df_byte_lr_simulate_artificial_refs_at_end): New function.
15360 * dce.c (byte_dce_process_block): New function.
15361 (dce_process_block): au is now passed in rather than computed
15362 locally. Changed loops that look at artificial defs to not look
15363 for conditional or partial ones, because there never are any.
15364 (fast_dce): Now is able to drive byte_dce_process_block or
15365 dce_process_block depending on the kind of dce being done.
15366 (rest_of_handle_fast_dce): Add parameter to fast_dce.
15367 (rest_of_handle_fast_byte_dce): New function.
15368 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
15369 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
15371 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
15374 * gcc.h: Added fortran options that take arguments to
15375 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
15378 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
15380 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
15381 scalarization if on the LHS and not a full access.
15383 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15385 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
15387 2008-04-18 Rafael Espindola <espindola@google.com>
15389 * tree-vrp.c (find_case_label_index): Fix the binary search.
15390 (find_case_label_range): New.
15391 (vrp_visit_switch_stmt): Use find_case_label_range.
15392 (simplify_switch_using_ranges): Use find_case_label_range.
15394 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
15396 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
15397 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
15399 2008-04-18 Tom Tromey <tromey@redhat.com>
15402 * doc/cpp.texi (Implementation-defined behavior): Mention
15405 2008-04-18 Ian Lance Taylor <iant@google.com>
15407 * fold-const.c (pointer_may_wrap_p): New static function.
15408 (fold_comparison): Add another test for pointer overflow. Use
15409 pointer_may_wrap_p to disable some false positives.
15411 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
15413 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
15414 (fname_as_string): Match updated cpp_interpret_string prototype.
15415 (fix_string_type): Support char16_t* and char32_t*.
15416 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
15417 derivative) nodes. Register as builtin if C++0x.
15418 (c_parse_error): Support CPP_CHAR{16,32}.
15419 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
15420 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
15421 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
15422 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
15423 CTI_CHAR32_ARRAY_TYPE>: New elements.
15424 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
15425 char32_type_node, signed_char32_type_node, char16_array_type_node,
15426 char32_array_type_node): New defines.
15427 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
15428 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
15429 (lex_string): Support CPP_STRING{16,32}, match updated
15430 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
15431 (lex_charconst): Support CPP_CHAR{16,32}.
15432 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
15433 and CPP_STRING{16,32}.
15435 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
15438 * aclocal.m4: Regenerate.
15439 * configure: Regenerate.
15441 2008-04-18 Jan Hubicka <jh@suse.cz>
15443 * except.c (dw2_size_of_call_site_table,
15444 sjlj_size_of_call_site_table): Use vector API for call_site_record.
15446 * cgraphbuild.c (build_cgraph_edges): Update.
15447 * tree-pass.h: Update comment.
15448 * final.c (leaf_function_p): Update.
15449 (leaf_renumber_regs): Update.
15450 (rest_of_clean_state): Update.
15451 * omp-low.c (expand_omp_parallel): Update.
15452 * ipa-reference.c (analyze_function): Update.
15453 * reorg.c (find_end_label): Update.
15454 (optimize_skip): Update.
15455 (fill_simple_delay_slots): Update.
15456 (fill_simple_delay_slots): Update.
15457 (make_return_insns): Update.
15458 (dbr_schedule): Update.
15459 * gimple-low.c (record_vars_into): Update.
15460 * cfgbuild.c (make_edges): Update.
15461 * function.c (assign_stack_local): Update.
15462 (assign_parm_adjust_stack_rtl): Update.
15463 (locate_and_pad_parm): Update.
15464 (allocate_struct_function): Do not initialize stack_alignment_needed
15465 and preferred_stack_boundary here.
15466 (stack_protect_prologue): Update.
15467 (stack_protect_epilogue): Update.
15468 (expand_function_start): Initialize stack_alignment_needed,
15469 preferred_stack_boundary and max_jumptable_ents.
15470 (expand_function_end): Update.
15471 (free_after_compilation): Do not NULLify epilogue_delay_list.
15472 * function.h (struct rtl_data): Add stack_protect_guard,
15473 stack_alignment_needed,
15474 preferred_stack_boundary, epilogue_delay_list.
15475 (struct function): Remove value_histograms, stack_alignment_needed,
15476 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
15478 unexpanded_var_list, stack_protect_guard.
15479 (current_function_epilogue_delay_list): Remove.
15480 * ipa-type-escape.c (analyze_function): Update.
15481 * gimplify.c (pop_gimplify_context): Update comment.
15482 * calls.c (expand_call): Update.
15483 (emit_library_call_value_1): Update.
15484 * except.c (set_nothrow_function_flags): Update.
15485 * cfgexpand.c (get_decl_align_unit): Update.
15486 (create_stack_guard): Update.
15487 (estimated_stack_frame_size): Update.
15488 (expand_used_vars): Update.
15489 (tree_expand_cfg): Free histogram earliers, init expansion variables.
15490 * explow.c (allocate_dynamic_stack_space): Update.
15491 * tree-ssa-live.c (remove_unused_locals): Update.
15492 * varasm.c (mark_constant_pool): Update.
15493 * tree-inline.c (remap_decls): Update.
15494 (initialize_cfun): Update.
15495 (declare_return_variable): Update.
15496 (inline_forbidden_p): Update.
15497 (expand_call_inline): Update.
15498 (declare_inline_vars): Update.
15499 (tree_function_versioning): Update.
15500 * tree-flow.h (value_histograms): New.
15501 (VALUE_HISTOGRAMS): New macro.
15502 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
15504 * tree-cfg.c (set_bb_for_stmt): Update.
15505 (replace_by_duplicate_decl): Update.
15506 (move_block_to_fn): Update.
15507 (new_label_mapper): Update.
15508 (dump_function_to_file): Update.
15509 * ipa-struct-reorg.c (build_data_structure): Update.
15510 * cfgrtl.c (print_rtl_with_bb): Update.
15511 * reload1.c (reload): Update.
15513 * config/i386/i386.c (setup_incoming_varargs_64,
15514 ix86_compute_frame_layout): Update.
15515 * config/arc/arc.c (arc_output_function_epilogue): Update.
15517 2008-04-18 Marius Strobl <marius@FreeBSD.org>
15519 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
15520 for FreeBSD as well.
15521 * gthr-posix95.h: Likewise.
15523 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
15525 PR rtl-optimization/35838
15526 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
15527 out the byte offset of the first subreg.
15529 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
15531 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
15532 to split_ti instead of three separate calls with single member arrays.
15533 (subti3 splitter): Ditto.
15534 (adddi3 splitter): Ditto with split_di.
15535 (subdi3 splitter): Ditto.
15536 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
15537 two separate calls with single member arrays. Swap match_dup
15538 operands 1 and 2 to better fit into the array.
15539 (negdi2 splitter): Ditto with split_di.
15540 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
15541 two separate calls with single member arrays. Swap match_dup operands
15542 6 and 7 to better fit into the array.
15544 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
15546 * config/i386/i386.c (sse_builtin_type): New.
15547 (bdesc_sse_args): Likewise.
15548 (bdesc_sse_3arg): Removed.
15549 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15550 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
15551 IX86_BUILTIN_ROUNDPS.
15552 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
15553 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
15554 IX86_BUILTIN_ROUNDPS.
15555 (ix86_expand_sse_4_operands_builtin): Removed.
15556 (ix86_expand_sse_operands_builtin): New.
15557 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
15558 and CODE_FOR_sse4_1_roundps.
15559 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15560 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
15562 2008-04-17 Alan Modra <amodra@bigpond.net.au>
15565 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
15566 regs before frame pop when needed. If use_backchain_to_restore_sp
15567 then load backchain into a temp reg to restore vr and vrsave. Add
15568 code to restore vr after frame pop if possible.
15570 2008-04-17 Richard Guenther <rguenther@suse.de>
15572 * tree-vn.c (expressions_equal_p): Do not check type
15573 equality or compatibility before calling operand_equal_p.
15574 * fold-const.c (operand_equal_p): Check equivalence of
15575 integer constants before bailing out due to signedness or
15576 precision differences.
15577 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
15578 spurious differences in type qualification. Ignore types
15579 for COMPONENT_REFs at all.
15581 2008-04-17 Christian Bruel <christian.bruel@st.com>
15583 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
15584 msw_skip comparison.
15586 2008-04-16 Jakub Jelinek <jakub@redhat.com>
15589 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
15592 PR tree-optimization/35899
15593 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
15594 rather than TREE_OPERAND.
15596 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
15599 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
15600 temporary registers. Change operand predicate to general_operand.
15601 (remainderxf3): Ditto.
15603 2008-04-16 Richard Guenther <rguenther@suse.de>
15605 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
15606 * tree-affine.c (aff_combination_expand): Look through some
15609 2008-04-15 Doug Kwan <dougkwan@google.com>
15611 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
15613 * tree-pretty-print.c (dump_generic_node): Ditto.
15614 * final.c (output_addr_const): Ditto.
15615 * dwarf2out.c (output_cfi): Ditto.
15616 * c-pretty-print.c (pp_c_integer_constant): Ditto.
15617 * print-rtl.c (print_rtx): Ditto.
15618 * print-tree.c (print_node_brief, print_node): Ditto.
15619 * c-common.c (match_case_to_enum_1): Ditto.
15620 * sched-vis.c (print_value): Ditto.
15621 * config/i386/i386.c (print_operand): Cast to long unsigned int
15624 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
15625 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
15626 MS Windows VirtualProtect function.
15628 2008-04-15 Jan Hubicka <jh@suse.cz>
15630 * gengtype.c (write_root): Param_is argument is OK.
15631 * expr.c (expand_expr_real_1): Update call of get_exception_*.
15632 * function.h: Include varray.h
15633 (rtl_eh): New stucture based on except.c one.
15634 (call_site_record): New forward declaration and vector type.
15635 * calls.c (emit_call_1): Do not call
15636 note_current_region_may_contain_throw.
15637 * except.c (eh_status): Remove cur_region, try_region since they are
15639 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
15640 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
15641 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
15642 Remove call_site_data_used, call_site_data_size.
15643 Turn call_site_record into vector in function.h.
15644 (note_current_region_may_contain_throw): Remove.
15645 (get_exception_pointer, get_exception_filter): Do not take struct
15646 function argument; update.
15647 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
15648 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
15649 build_post_landing_pads, dw2_build_landing_pads,
15650 sjlj_assign_call_site_values, sjlj_mark_call_sites,
15651 sjlj_emit_function_enter, sjlj_emit_function_enter,
15652 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
15653 sjlj_build_landing_pads, finish_eh_generation,
15654 remove_exception_handler_label, remove_eh_handler,
15655 maybe_remove_eh_handler, add_reachable_handler,
15656 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
15657 add_action_record, collect_one_action_chain, add_call_site,
15658 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
15659 sjlj_output_call_site_table, output_function_exception_table,
15660 * except.h (note_current_region_may_contain_throw): Remove
15661 (get_exception_pointer, get_exception_filter): Do not take struct
15663 * Makefile.in (GTFILES): Put varargs before struct function.
15665 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15667 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
15668 punt for STRING_CST.
15669 (get_constraint_for): Deal with STRING_CST here instead.
15671 2008-04-15 Richard Guenther <rguenther@suse.de>
15673 * tree-ssa-propagate.c (substitute_and_fold): Substitute
15674 statements in a basic-block with a backward walk. Do not
15675 substitute into dead statements but instead remove those.
15677 2008-04-15 Richard Guenther <rguenther@suse.de>
15679 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
15680 to zero, thus disable creation of SFTs.
15682 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
15684 * tree-predcom.c (suitable_reference_p): Return false if the
15685 reference can throw.
15687 2008-04-15 Jakub Jelinek <jakub@redhat.com>
15690 * c-decl.c (finish_decl): If extern or static var has variable
15691 size, set TREE_TYPE (decl) to error_mark_node.
15693 2008-04-15 Rafael Espindola <espindola@google.com>
15695 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
15698 2008-04-15 Richard Guenther <rguenther@suse.de>
15700 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
15701 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
15702 (visit_reference_op_load): Do walk vuse-vdef chains on
15703 vn_reference_lookup.
15704 (visit_reference_op_store): But do not here.
15705 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
15706 vn_reference_lookup.
15707 (vn_lookup_with_vuses): But do so here.
15709 2008-04-14 Ian Lance Taylor <iant@google.com>
15711 * fold-const.c (fold_overflow_warning): Remove assertion.
15713 2008-04-15 Ben Elliston <bje@au.ibm.com>
15715 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
15716 temp1 local variables.
15718 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
15721 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
15722 ".text.unlikely" section as executable.
15724 2008-04-14 James E. Wilson <wilson@tuliptree.org>
15726 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15727 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
15728 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
15729 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
15730 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
15731 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
15732 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
15734 2008-04-14 Ian Lance Taylor <iant@google.com>
15736 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
15737 * fold-const.c (fold_comparison): If appropriate, test
15738 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
15739 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
15740 reassociating a pointer type.
15741 * doc/invoke.texi (Optimize Options): Document that
15742 -fstrict-overflow applies to pointer wraparound.
15744 2008-04-13 Jan Hubicka <jh@suse.cz>
15746 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
15748 2008-04-12 Andrew Pinski <pinskia@gmail.com>
15750 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
15751 we are going to "save the world".
15753 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
15755 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
15756 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
15757 operand 0 constraint, not "=".
15759 2008-04-11 James E. Wilson <wilson@tuliptree.org>
15761 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
15763 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15765 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
15766 of size of positions_needed * CHAR_BIT.
15768 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
15770 PR middle-end/35897
15771 * dse.c (store_info): Change positions_needed to unsigned
15773 (lowpart_bitmask): New.
15774 (record_store): Cast to unsigned HOST_WIDE_INT for
15775 positions_needed. Assert width <= size of positions_needed *
15776 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
15777 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
15778 lowpart_bitmask to set mask.
15780 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
15782 * config/bfin/constraints.md: New file.
15783 * config/bfin/bfin.md: Include it.
15784 (adddi3): Use satisfies_constraint functions instead of the old macros.
15785 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
15786 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
15787 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
15788 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
15789 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
15790 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
15791 EXTRA_CONSTRAINT): Delete.
15792 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
15793 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
15795 * config/bfin/bfin.c: Include "tm-constrs.h".
15796 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
15797 Use satisfies_constraint functions instead of the old macros.
15798 * doc/md.texi (Blackfin Constraints): Update file name reference.
15800 2008-04-11 Richard Guenther <rguenther@suse.de>
15802 PR tree-optimization/35869
15803 * tree-vrp.c (execute_vrp): Move switch statement update after
15804 jump threading. Schedule another cfg cleanup run.
15806 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
15809 * attribs.c (decl_attributes): Return early on errorneous node.
15811 2008-04-10 Oleg Ryjkov <olegr@google.com>
15813 * tree.h (struct tree_base): Added a new flag default_def_flag.
15814 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
15816 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
15818 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
15820 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15823 * pa.md: Define mode iterator P. Define mode attribute dwc.
15824 (dcacheflush): Update pattern to use iterator P and attribute dwc.
15825 (icacheflush): Likewise.
15826 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
15827 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
15829 2008-04-11 Ben Elliston <bje@au.ibm.com>
15831 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
15833 2008-04-10 Rafael Espindola <espindola@google.com>
15835 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
15836 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
15837 (extract_range_from_expr): The same.
15839 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15841 * config/mips/mips.md (GPR2): New mode iterator.
15842 (seq): Add comment.
15843 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
15844 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
15845 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
15846 Rewrite these to take two modes, the mode of comparison and the
15847 mode of the destination.
15848 * config/mips/mips.c (mips_expand_scc): Instead of having
15849 paradoxical subreg as destination, expand "narrowing" scc if mode
15850 of comparison is SI and target is requested in DI mode.
15851 (mips_emit_int_order_test): Update comment. Make mode of
15852 comparison match CMP0 rather than TARGET. When creating inverse
15853 target use mode of TARGET.
15855 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
15857 * gcov-dump.c (tag_summary): Only print summaries for the first
15858 GCOV_COUNTERS_SUMMABLE counters.
15860 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
15862 * config/i386/i386.md (absneg): New code iterator.
15863 (absnegprefix): New code attribute.
15864 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
15865 patterns using absneg code iterator.
15866 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
15867 using absneg code iterator.
15868 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
15869 *neg<mode>2 patterns using absneg code iterator.
15870 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15871 *negextendsfdf2 patterns using absneg code iterator.
15872 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
15873 *negextendsfxf2 patterns using absneg code iterator.
15874 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
15875 *negextendsfdf2 patterns using absneg code iterator.
15876 * config/i386/sse.md (<code><mode>2): Macroize expander from
15877 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
15879 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
15881 * config/s390/s390.h: Remove the remains of the recent search
15882 & replace action of current_function_outgoing_args_size.
15884 2008-04-10 Ira Rosen <irar@il.ibm.com>
15886 PR tree-optimization/35821
15887 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
15888 NEW_STMT_LIST is not NULL.
15890 2008-04-09 David Edelsohn <edelsohn@gnu.org>
15893 * toplev.c (process_options): Remove -ffunction-sections debugging
15896 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
15898 PR middle-end/PR28690
15899 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
15900 than gen_rtx_fmt_ee to perform more canonicalizations.
15902 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15905 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
15907 2008-04-09 Richard Guenther <rguenther@suse.de>
15909 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
15910 (dump_function_to_file): Dump function arguments with types.
15912 2008-04-08 Richard Guenther <rguenther@suse.de>
15914 * fold-const.c (fold_widened_comparison): Do not allow
15915 sign-changes that change the result.
15917 2008-04-08 Janis Johnson <janis187@us.ibm.com>
15920 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
15921 kinds of indirect references.
15923 2008-04-08 David Edelsohn <edelsohn@gnu.org>
15925 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
15926 GNU Fortran language string.
15928 2008-04-08 Rafael Espindola <espindola@google.com>
15930 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
15931 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
15932 * tree.h (tree_call_nonnegative_warnv_p): New.
15934 2008-04-08 Jan Hubicka <jh@suse.cz>
15936 * function.c (free_after_compilation): Clear out regno_reg_rtx
15939 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
15942 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
15944 PR middle-end/PR28690
15945 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
15946 same precedence as REG_POINTER and MEM_POINTER operands.
15948 2008-04-08 Richard Guenther <rguenther@suse.de>
15950 PR middle-end/35834
15951 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
15952 for adding index to base.
15954 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
15956 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
15957 (MINGW_ENABLE_EXECUTE_STACK): New.
15958 (IN_LIBGCC2): For libgcc include windows.h file for
15959 function declarations.
15961 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
15963 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
15964 and tem2 if tem1 is not a REG or MULT.
15966 2008-04-08 Jan Hubicka <jh@suse.cz>
15968 * function.h (incomming_args): Break out of struct function.
15969 (function_subsections): Break out of struct function.
15970 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
15971 return_rtx and hard_reg_initial_vals from struct function.
15972 Kill inl_max_label_num.
15973 (current_function_pops_args, current_function_args_info,
15974 current_function_args_size, current_function_args_size,
15975 current_function_pretend_args_size,
15976 current_function_outgoing_args_size,
15977 current_function_internal_arg_pointer, current_function_return_rtx):
15978 Kill compatibility accestor macros.
15979 * builtins.c (expand_builtin_apply_args_1): Update.
15980 (expand_builtin_next_arg): Update.
15981 * df-scan.c (df_get_call_refs): Update.
15982 * dbxout.c (dbxout_function_end): Update.
15983 * dwarf2out.c (dwarf2out_switch_text_section): Update.
15984 (output_line_info): Update.
15985 (secname_for_decl): Update.
15986 (dwarf2out_var_location): Update.
15987 * function.c (free_after_compilation): Update.
15988 (assign_parm_find_stack_rtl): Update.
15989 (assign_parms): Update.
15990 (expand_dummy_function_end): Update.
15991 (expand_function_end): Update.
15992 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
15993 (expand_call): Update.
15994 (emit_library_call_value_1): Update.
15995 (store_one_arg): Update.
15996 * varasm.c (initialize_cold_section_name): Update.
15997 (unlikely_text_section): Update.
15998 (unlikely_text_section_p): Update.
15999 (assemble_start_function): Update.
16000 (assemble_end_function): Update.
16001 (default_section_type_flags): Update.
16002 (switch_to_section): Update.
16003 * integrate.c (set_decl_abstract_flags): Update.
16004 (get_hard_reg_initial_val): Update.
16005 (has_hard_reg_initial_val): Update.
16006 (allocate_initial_values): Update.
16007 * resource.c (init_resource_info): Update.
16008 * config/alpha/alpha.c (NUM_ARGS): Update.
16009 (direct_return): Update.
16010 (alpha_va_start): Update.
16011 (alpha_sa_size): Update.
16012 (alpha_initial_elimination_offset): Update.
16013 (alpha_expand_prologue): Update.
16014 (alpha_start_function): Update.
16015 (alpha_expand_epilogue): Update.
16016 (unicosmk_initial_elimination_offset):
16017 * config/alpha/alpha.md (call expander): Update.
16018 * config/s390/s390.c (s390_register_info): Update.
16019 (s390_register_info): Update.
16020 (s390_frame_info): Update.
16021 (s390_initial_elimination_offset): Update.
16022 (s390_build_builtin_va_list): Update.
16023 (s390_va_start): Update.
16024 * config/spu/spu.c (direct_return): Update.
16025 (spu_expand_prologue): Update.
16026 (spu_initial_elimination_offset): Update.
16027 (spu_build_builtin_va_list): Update.
16028 (spu_va_start): Update.
16029 * config/sparc/sparc.c (sparc_init_modes): Update.
16030 (sparc_compute_frame_size): Update.
16031 (function_value): Update.
16032 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
16033 * config/i386/i386.md (return expander): Update.
16034 * config/i386/i386.c (ix86_va_start): Update.
16035 (ix86_can_use_return_insn_p): Update.
16036 (ix86_compute_frame_layout): Update.
16037 (ix86_expand_epilogue): Update.
16038 * config/sh/sh.c (output_stack_adjust): Update.
16039 (calc_live_regs): Update.
16040 (sh_expand_prologue): Update.
16041 (sh_builtin_saveregs): Update.
16042 (sh_va_start): Update.
16043 (initial_elimination_offset): Update.
16044 (sh_allocate_initial_value): Update.
16045 (sh_function_ok_for_sibcall): Update.
16046 (sh_get_pr_initial_val): Update.
16047 * config/sh/sh.md (return expander): Update.
16048 * config/avr/avr.c (frame_pointer_required_p): UPdate.
16049 * config/crx/crx.c (crx_compute_frame): UPdate.
16050 (crx_initial_elimination_offset): UPdate.
16051 * config/xtensa/xtensa.c (compute_frame_size): Update
16052 (xtensa_builtin_saveregs): Update.
16053 (xtensa_va_start): Update.
16054 (order_regs_for_local_alloc): Update.
16055 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
16056 (xstormy16_expand_builtin_va_start): Update.
16057 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
16058 * config/m68hc11/m68hc11.md (return expanders): Update.
16059 * config/m68hc11/m68hc11.c (expand_prologue): Update.
16060 (expand_epilogue): Update.
16061 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
16062 (cris_simple_epilogue): Update.
16063 (cris_expand_prologue): Update.
16064 (cris_expand_epilogue): Update.
16065 * config/iq2000/iq2000.c (iq2000_va_start): Update.
16066 (compute_frame_size): Update.
16067 * config/mt/mt.c (mt_compute_frame_size): Update.
16068 * config/mn10300/mn10300.c (expand_prologue): Update.
16069 (expand_epilogue): Update.
16070 (initial_offset): Update.
16071 (mn10300_builtin_saveregs):
16072 * config/mn10300/mn10300.md (return expander): Update.
16073 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16074 (ia64_initial_elimination_offset): Update.
16075 (ia64_initial_elimination_offset): Update.
16076 (ia64_expand_prologue): Update.
16077 * config/m68k/m68k.md (return expander): Update.
16078 * config/rs6000/rs6000.c (rs6000_va_start): Update.
16079 (rs6000_stack_info): Update.
16080 * config/mcore/mcore.c (layout_mcore_frame): Update.
16081 (mcore_expand_prolog): Update.
16082 * config/arc/arc.c (arc_compute_frame_size): Update.
16083 * config/score/score3.c (score3_compute_frame_size): Update.
16084 * config/score/score7.c (score7_compute_frame_size): Update.
16085 * config/arm/arm.c (use_return_insn): Update.
16086 (thumb_find_work_register): Update.
16087 (arm_compute_save_reg_mask): Update.
16088 (arm_output_function_prologue): Update.
16089 (arm_output_epilogue): Update.
16090 (arm_size_return_regs): Update.
16091 (arm_get_frame_offsets): Update.
16092 (arm_expand_prologue): Update.
16093 (thumb_exit): Update.
16094 (thumb_unexpanded_epilogue): Update.
16095 (thumb1_output_function_prologue): Update.
16096 * config/pa/pa.md (return expander): Update.
16097 * config/pa/pa.c (compute_frame_size): Update.
16098 (hppa_builtin_saveregs): Update.
16099 * config/mips/mips.c (mips_va_start): Update.
16100 (mips16_build_function_stub): Update.
16101 (mips_compute_frame_info): Update.
16102 (mips_restore_gp): Update.
16103 (mips_output_function_prologue): Update.
16104 (mips_expand_prologue): Update.
16105 * config/v850/v850.c (compute_frame_size): Update.
16106 (expand_prologue): * config/mmix/mmix.c (along): update.
16107 (mmix_initial_elimination_offset): update.
16108 (mmix_reorg): update.
16109 (mmix_use_simple_return): update.
16110 (mmix_expand_prologue): update.
16111 (mmix_expand_epilogue): Update.
16112 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
16113 (emit_link_insn): Update.
16115 2008-04-08 Anatoly Sokolov <aesok@post.ru>
16117 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
16118 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
16120 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
16123 2008-04-07 Jan Hubicka <jh@suse.cz>
16125 * function.h (rtl): Rename to x_rtl.
16126 (crtl): New define.
16127 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16128 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16129 used_temp_slots avail_temp_slots, temp_slot_level,
16130 nonlocal_goto_handler_labels): Update accesstors.
16131 (rtl): New global variable.
16132 (struct function): Move some fileds to rtl_data.
16133 (get_arg_pointer_save_area): Update prototype.
16134 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16135 get_arg_pointer_save_area.
16136 * expr.c (init_expr): Update
16137 * function.c (get_frame_size): Update
16138 (assign_stack_local): Update
16139 (expand_function_end): Update.
16140 (get_art_pointer_save_area): Update
16142 * emit-rtl.c (rtl): Declare.
16143 (regno_reg_rtx): Declare.
16144 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16146 (gen_reg_rtx): Update.
16147 * varasm.c (n_deferred_constatns): Update accestor.
16148 (init_varasm_status): Do not allocate varasm_status.
16149 (force_const_mem, get_pool_size, output_constant_pool): Update.
16150 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16151 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16152 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
16153 * sparc/sparc.h (INIT_EXPANDERS): Update.
16154 * ia64/ia64.h (INIT_EXPANDERS): Update.
16156 2008-04-07 James E. Wilson <wilson@tuliptree.org>
16158 * reload.c (push_secondary_reload): Add missing break to for loop.
16160 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16162 PR middle-end/PR28690
16163 * rtlanal.c: Update copyright years.
16164 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
16165 as REG_POINTER and MEM_POINTER operands.
16166 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
16167 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
16168 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
16169 * gcse.c: Update copyright years.
16170 (pre_delete): Call gen_reg_rtx_and_attrs.
16171 (hoist_code): Likewise.
16172 (build_store_vectors): Likewise.
16173 (delete_store): Likewise.
16174 * loop-invariant.c (move_invariant_reg): Likewise.
16175 Update copyright years.
16177 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
16179 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
16180 control string instead of quoted.
16182 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16184 * doc/rtl.texi: Rewrite of subreg section.
16186 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
16189 * config/i386/i386.c (legitimize_pic_address): Add treating
16190 of dllimport SYM_REF's.
16191 (legitimize_dllimport_symbol): Add prototype.
16193 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16195 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
16196 reference in constructor with non self-referential type.
16198 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16200 Removal of Return with Depressed Stack Pointer support
16201 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
16202 (ECF_SP_DEPRESSED): Likewise.
16203 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
16204 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
16205 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16206 (expand_call): Do not test ECF_SP_DEPRESSED.
16207 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16208 * function.c (keep_stack_depressed): Delete.
16209 (handle_epilogue_set): Likewise.
16210 (update_epilogue_consts): Likewise.
16211 (emit_equiv_load): Likewise.
16212 (thread_prologue_and_epilogue_insns): Remove support for Return with
16213 Depressed Stack Pointer.
16214 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16216 2008-04-06 Richard Guenther <rguenther@suse.de>
16218 PR tree-optimization/35400
16219 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
16220 information from SSA_NAMEs.
16222 2008-04-06 Anatoly Sokolov <aesok@post.ru>
16224 * config/avr/avr.h (avr_mega_p): Remove declaration.
16225 (AVR_MEGA): Remove macro.
16226 * config/avr/avr.c (avr_mega_p): Remove variable.
16227 (avr_override_options): Remove inicializion of avr_mega_p.
16228 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16229 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16230 (avr_jump_mode): (Ditto.).
16231 (avr_output_progmem_section_asm_op): (Ditto.).
16232 (avr_asm_init_sections): (Ditto.).
16233 (avr_asm_init_sections): (Ditto.).
16234 (avr_rtx_costs): (Ditto.).
16235 * config/avr/avr.md: (Ditto.).
16236 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
16239 2008-04-06 Richard Guenther <rguenther@suse.de>
16241 PR tree-optimization/35842
16242 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
16243 is_gimple_invariant_address.
16245 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16247 * gcc.c (default_compilers): Sync Fortran extensions list with
16248 that in fortran/lang-specs.h.
16249 * doc/invoke.texi: Likewise.
16250 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
16251 * dwarf2out.c (gen_compile_unit_die): Likewise.
16253 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
16255 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
16257 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
16260 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
16261 attribute is used for nested functions.
16263 2008-04-05 Jan Hubicka <jh@suse.cz>
16265 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
16267 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
16269 (dump_files): Update.
16270 (enable_rtl_dump_file): Do not accept letter argument.
16271 * tree-pass.h (dump_file_info): Remove letter argument.
16272 * toplev.c (decode_d_option): Update -da handling.
16273 * toplev.h (enable_rtl_dump_file): Update prototype.
16274 * passes.c (register_one_dump_file): Do not accept IPA argument; work
16275 it out based on pass type.
16276 (register_dump_files_1): Likewise.
16277 (init_optimization_passes): Update register_one_dump_file calls.
16278 (execute_one_pass): Sanity check that IPA passes are called at IPA
16279 level and RTL passes at RTL level.
16280 (execute_pass_list): IPA pass can not be after or subpass of
16282 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
16283 disallov RTL subpasses of IPA subpasses.
16285 2008-04-05 Ben Elliston <bje@au.ibm.com>
16287 * tree-cfg.c (need_fake_edge_p): Return false for calls to
16288 builtins that return exactly once and do not throw. Cache call to
16291 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
16293 PR rtl-optimization/34916
16294 PR middle-end/35519
16295 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
16296 between instruction pairs.
16298 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
16300 * doc/invoke.texi: Document -mbitops for SH.
16301 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
16302 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
16303 * config/sh/sh.c (print_operand): Add %t operand code.
16304 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
16305 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
16306 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
16307 (extendqihi2): Likewise.
16308 (movqi_i): Likewise.
16309 (insv): Use bset, bclr and bst instructions for SH2A if possible.
16310 (extv): Use bld instruction for SH2A if possible.
16312 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
16313 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
16314 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
16315 (bset.b, bclr.b): Define peepholes.
16316 * config/sh/sh.opt (mbitops): New option.
16318 2008-04-04 Janis Johnson <janis187@us.ibm.com>
16321 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
16322 and view convert expression.
16324 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16327 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16329 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
16331 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
16333 * config/i386/cpuid.h (bit_AES): New.
16334 (bit_PCLMUL): Likewise.
16336 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
16337 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
16338 SSE2 if AES or PCLMUL is enabled.
16339 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
16340 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16341 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
16342 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
16343 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
16344 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
16345 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16346 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
16347 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
16348 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
16349 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
16350 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
16351 __builtin_ia32_aeskeygenassist128 and
16352 __builtin_ia32_pclmulqdq128.
16353 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
16354 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
16355 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
16357 * config/i386/i386.h (TARGET_AES): New.
16358 (TARGET_PCLMUL): Likewise.
16359 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
16361 * config/i386/i386.md (UNSPEC_AESENC): New.
16362 (UNSPEC_AESENCLAST): Likewise.
16363 (UNSPEC_AESDEC): Likewise.
16364 (UNSPEC_AESDECLAST): Likewise.
16365 (UNSPEC_AESIMC): Likewise.
16366 (UNSPEC_AESKEYGENASSIST): Likewise.
16367 (UNSPEC_PCLMUL): Likewise.
16369 * config/i386/i386.opt (maes): New.
16370 (mpclmul): Likewise.
16372 * config/i386/sse.md (aesenc): New pattern.
16373 (aesenclast): Likewise.
16374 (aesdec): Likewise.
16375 (aesdeclast): Likewise.
16376 (aesimc): Likewise.
16377 (aeskeygenassist): Likewise.
16378 (pclmulqdq): Likewise.
16380 * config/i386/wmmintrin.h: New.
16382 * doc/extend.texi: Document AES and PCLMUL built-in function.
16384 * doc/invoke.texi: Document -maes and -mpclmul.
16386 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
16388 * function.c (free_after_parsing): Replace with
16389 cxx_push_function_context from C++ front-end.
16390 (allocate_struct_function): Don't call langhook.
16391 * langhooks.h (struct lang_hooks_for_functions): Delete.
16392 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
16394 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
16395 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
16396 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
16397 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
16398 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
16399 remove LANG_HOOKS_FUNCTION_INITIALIZER.
16400 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
16402 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
16403 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
16405 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16408 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
16411 2008-04-04 Richard Guenther <rguenther@suse.de>
16413 PR middle-end/35823
16414 * fold-const.c (optimize_minmax_comparison): Use the correct
16415 type for the constant in the simplified comparison.
16417 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
16419 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
16420 Pass L2 size as "--param l2-cache-size" to the compiler.
16421 (decode_l2_cache): New function to decode L2 cache parameters using
16422 0x8000006 extended cpuid function.
16423 (detect_caches_amd): Determine parameters of L2 cache using
16424 decode_l2_caches function.
16425 (decode_caches_intel): Decode L2 cache parameters.
16426 (detect_caches_intel): Determine L2 cache parameters using
16427 decode_caches_intel and decode_l2_caches functions.
16429 2008-04-03 Bob Wilson <bob.wilson@acm.org>
16431 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
16432 secondary input reload for subword loads from the constant pool.
16434 2008-04-03 Janis Johnson <janis187@us.ibm.com>
16437 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
16438 constants of the appropriate size for runtime calculations.
16441 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
16442 decimal-float literal constant zero.
16444 2008-04-03 Jakub Jelinek <jakub@redhat.com>
16447 * c-parser.c (c_parser_omp_atomic): Call
16448 default_function_array_conversion on the RHS.
16450 PR middle-end/35818
16451 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
16452 call is_variable_sized if decl has incomplete type.
16454 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
16456 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
16458 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
16460 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
16462 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
16463 (sgt<u>): Merge sgt and sgtu into new expander.
16464 (sgt, sgtu): Remove expanders.
16465 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
16466 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
16467 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
16468 *sgtu_<mode>_mips16 into new pattern.
16469 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
16470 (sge<u>): Merge sge and sgeu into new expander.
16471 (sge, sgeu): Remove expanders.
16472 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
16474 (*sge_<mode>, second *sge_<mode>): Remove patterns.
16475 (slt<u>): Merge slt and sltu into new expander.
16476 (slt, sltu): Remove expanders.
16477 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
16478 (*slt_<mode>, *sltu_<mode>): Remove patterns.
16479 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
16480 *sltu_<mode>_mips16 into new pattern.
16481 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
16482 (sle<u>): Merge sle and sleu into new expander.
16483 (sle, sleu): Remove expanders.
16484 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
16485 (*sle_<mode>, *sleu_<mode>): Remove patterns.
16486 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
16487 *sleu_<mode>_mips16 into new pattern.
16488 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
16490 2008-04-03 Jan Hubicka <jh@suse.cz>
16492 PR tree-optimization/35795
16493 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
16494 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16495 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16496 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
16497 * score/score3.c (score3_output_mi_thunk): Likewise.
16498 * score/score7.c (score7_output_mi_thunk): Likewise.
16499 * mips/mips.c (mips_output_mi_thunk): Likewise.
16501 2008-04-03 Richard Guenther <rguenther@suse.de>
16503 * tree-vrp.c (extract_range_from_unary_expr): Handle all
16504 conversions. Simplify code.
16506 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
16508 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
16510 2008-04-03 Tom Tromey <tromey@redhat.com>
16511 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16513 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16514 * config/bfin/t-bfin-linux (generated_files): Add
16515 linux-sysroot-suffix.h.
16516 * doc/install.texi (Prerequisites): Require make 3.80.
16517 * doc/sourcebuild.texi (Front End Directory): Document new
16519 * Makefile.in (generated_files): New variable.
16520 (ALL_HOST_OBJS): New variable.
16521 ($(ALL_HOST_OBJS)): New target.
16523 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16525 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
16526 (remap_block): Call id->transform_lang_insert_block instead
16528 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
16529 Set id.transform_lang_insert_block to NULL.
16530 (clone_body): Move to cp/optimize.c
16531 * tree-inline.h (struct copy_body_data): Change
16532 transform_lang_insert_block to function pointer.
16533 (copy_generic_body, copy_decl_no_change): Export.
16534 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
16535 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
16536 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
16538 * c-tree.h (insert_block): Kill.
16539 * c-decl.c (insert_block): Kill.
16541 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16543 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16544 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16545 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
16547 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
16548 argument, call {push,pop}_function_context from here.
16549 * c-parser.c: Use c_{push,pop}_function_context.
16551 * function.c (push_function_context_to): Move meat ...
16552 (push_function_context): ... here. Simplify.
16553 * function.c (pop_function_context_from): Move meat ...
16554 (pop_function_context): ... here. Simplify.
16555 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
16557 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16558 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16559 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
16560 * tree.h (push_function_context_to, pop_function_context_from): Remove.
16562 2008-04-03 Ben Elliston <bje@au.ibm.com>
16564 * expmed.c (extract_force_align_mem_bit_field): Remove.
16566 2008-04-03 Richard Guenther <rguenther@suse.de>
16568 PR middle-end/35800
16569 * expr.h (try_casesi): Adjust prototype.
16570 * expr.c (try_casesi): Take fallback label as extra parameter.
16571 Use that for gen_casesi if default_label is NULL.
16572 * stmt.c (expand_case): Pass fallback label to try_casesi,
16573 make sure to fill gaps with a fallback label if default_label
16576 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
16579 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
16581 2008-04-03 Ben Elliston <bje@au.ibm.com>
16583 * expmed.c (extract_split_bit_field): Remove if (0) code.
16584 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
16585 (do_ds_constraint): Likewise.
16587 2008-04-02 Joseph Myers <joseph@codesourcery.com>
16589 * doc/cppopts.texi (-dU): Document.
16590 * c-common.h (flag_dump_macros): Update comment.
16591 * c-opts.c (handle_OPT_d): Handle -dU.
16592 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
16593 dump_queued_macros, cb_used_define, cb_used_undef): New.
16594 (init_pp_output): Handle -dU.
16595 (cb_line_change): Call dump_queued_macros.
16596 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
16598 2008-04-02 Anatoly Sokolov <aesok@post.ru>
16600 * config/avr/predicates.md (io_address_operand): New predicate.
16601 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
16602 * config/avr/avr.c (avr_io_address_p): Remove function.
16603 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
16604 'avr_io_address_p' function.
16605 (out_movhi_r_mr): (Ditto.).
16606 (out_movqi_mr_r): (Ditto.).
16607 (out_movhi_mr_r): (Ditto.).
16608 (avr_address_cost): (Ditto.).
16610 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
16612 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
16613 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
16614 in 32bit mode when XMM registers are available to avoid store
16616 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
16617 corresponding post-reload splitters.
16619 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16621 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
16622 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
16623 __builtin_ia32_roundss.
16624 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
16625 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
16626 __builtin_ia32_roundss.
16627 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
16628 IX86_BUILTIN_SHUFPD here.
16630 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
16632 * config/i386/i386.md (plogic): New.
16633 (plogicprefix): Likewise.
16635 * config/i386/mmx.md (mmx_<code><mode>3): New.
16636 (mmx_and<mode>3): Removed.
16637 (mmx_ior<mode>3): Likewise.
16638 (mmx_xor<mode>3): Likewise.
16640 * config/i386/sse.md (<code><mode>3): New.
16641 (*<code><mode>3): Likewise.
16642 (*<code><mode>3): Likewise.
16643 (<code><mode>3): Likewise.
16644 (*sse_<code><mode>3): Likewise.
16645 (*sse2_<code><mode>3): Likewise.
16646 (<code>tf3): Likewise.
16647 (*<code>tf3): Likewise.
16648 (and<mode>3): Likewise.
16649 (*and<mode>3): Likewise.
16650 (ior<mode>3): Removed.
16651 (*ior<mode>3): Likewise.
16652 (xor<mode>3): Likewise.
16653 (*xor<mode>3): Likewise.
16654 (*and<mode>3): Likewise.
16655 (*ior<mode>3): Likewise.
16656 (*xor<mode>3): Likewise.
16657 (and<mode>3): Likewise.
16658 (*sse_and<mode>3): Likewise.
16659 (*sse2_and<mode>3): Likewise.
16660 (andtf3): Likewise.
16661 (*andtf3): Likewise.
16662 (ior<mode>3): Likewise.
16663 (*sse_ior<mode>3): Likewise.
16664 (*sse2_ior<mode>3): Likewise.
16665 (iortf3): Likewise.
16666 (*iortf3): Likewise.
16667 (xor<mode>3): Likewise.
16668 (*sse_xor<mode>3): Likewise.
16669 (*sse2_xor<mode>3): Likewise.
16670 (xortf3): Likewise.
16671 (*xortf3): Likewise.
16673 2008-04-02 Richard Guenther <rguenther@suse.de>
16675 PR tree-optimization/14495
16676 PR tree-optimization/34793
16677 * tree-vrp.c (struct switch_update): New structure.
16678 (to_remove_edges, to_update_switch_stmts): New VECs.
16679 (simplify_switch_using_ranges): New function. Remove not taken
16680 case labels and edges.
16681 (simplify_stmt_using_ranges): Call it.
16682 (identify_jump_threads): Mark edges we have queued for removal
16683 so we don't thread them.
16684 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
16686 * tree-cfg.c (group_case_labels): Deal with missing default label.
16687 (tree_verify_flow_info): Allow missing default label.
16688 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
16689 (emit_case_nodes): Likewise.
16690 (expand_case): Do not rely on the default label to be present.
16691 * expr.c (try_casesi): Deal with NULL default_label.
16692 (do_tablejump): Likewise.
16694 2008-04-02 Richard Guenther <rguenther@suse.de>
16696 PR tree-optimization/14495
16697 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
16698 SWITCH_EXPR here ...
16699 (vrp_visit_switch_stmt): ... but here (new function).
16700 (find_case_label_index): New helper function.
16701 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
16703 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16705 * fwprop.c: Fix ISO-C99ism.
16707 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16710 * Makefile.in (objdir): Set it here.
16711 * configure.ac: Not here. Find dynamic linker characteristics.
16712 * exec-tool.in: Use them.
16713 * aclocal.m4: Regenerate.
16714 * configure: Regenerate.
16716 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16718 * expr.c (expand_var): Delete it.
16719 * expr.h (expand_var): Delete prototype.
16720 * function.c (expand_function_start): Use expand_decl instead.
16721 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
16724 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
16726 PR rtl-optimization/35542
16727 * fwprop.c (forward_propagate_and_simplify): Replace
16728 loc_reg_mentioned_in_p with reg_mentioned_p.
16730 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
16732 PR rtl-optimization/35281
16733 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
16734 (propagate_rtx_1): Handle PR_HANDLE_MEM.
16735 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
16736 (varying_mem_p): Move above propagate_rtx.
16737 (all_uses_available_at): Do not check MEMs.
16739 2008-04-02 Rafael Espindola <espindola@google.com>
16741 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
16742 (register_edge_assert_for_2): Split the cond argument.
16743 (register_edge_assert_for_1): Adjust for the change in
16744 register_edge_assert_for_2.
16745 (register_edge_assert_for): Split the cond argument.
16746 (find_switch_asserts): Adjust for the change in
16747 register_edge_assert_for.
16749 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
16751 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
16752 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
16753 offsets for 64-bit mingw.
16754 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
16755 abi for x86_64-pc-mingw.
16757 2008-04-02 Richard Guenther <rguenther@suse.de>
16759 * tree-vrp.c (extract_range_from_assert): Make sure to not
16760 produce range min/max with TREE_OVERFOW set.
16761 If merging a anti-range and a range keep the anti-range if
16762 the range covers all values of the type.
16763 (register_edge_assert_for_2): Only allow sign-changing
16764 conversions in detecting canonical range checks. Also
16765 register an assert for the unsigned name if useful.
16767 PR tree-optimization/35787
16768 * tree-vrp.c (vrp_val_max): New function.
16769 (vrp_val_min): Likewise.
16770 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
16771 (vrp_val_is_min): Likewise.
16772 (supports_overflow_infinity): Use vrp_val_{min,max}.
16773 (negative_overflow_infinity): Likewise.
16774 (positive_overflow_infinity): Likewise.
16775 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
16776 (is_positive_overflow_infinity): Likewise.
16777 (is_overflow_infinity): Likewise.
16778 (avoid_overflow_infinity): Use vrp_val_{min,max} and
16779 vrp_val_is_{min,max}.
16780 (set_and_canonicalize_value_range): Canonicalize anti-ranges
16781 to ranges if possible. Avoid empty ranges.
16783 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16785 PR middle-end/35705
16786 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
16787 the expression is a function address.
16789 2008-04-01 George Helffrich <george@gcc.gnu.org>
16791 PR fortran/35154, fortran/23057
16792 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
16793 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
16794 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
16795 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
16797 (dbxout_syms): Check for COMMON-based symbol and wrap in
16798 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
16799 in bracket for efficiency.
16801 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
16802 using DW_TAG_common_block + member offset.
16803 (add_pubname_string): New function.
16804 (dw_expand_expr): New function to find block name and offset for
16806 (common_check): New function to check whether symbol in Fortran COMMON.
16807 (gen_variable_die): If COMMON, use DW_TAG_common_block.
16809 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
16812 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
16814 2008-04-02 Ben Elliston <bje@au.ibm.com>
16816 * config/v850/v850.md (casesi): Remove if (0) code.
16817 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
16818 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
16820 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
16822 * config/i386/i386.md (rex64suffix): New mode attribute.
16823 (floathi<mode>2): Disable expander for SSE math.
16824 (*floathi<mode>2_1): New insn insn_and_split pattern.
16825 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
16826 corresponding post-reload splitters.
16827 (*floathi<mode>2_i387): New macroized insn pattern.
16828 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
16829 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
16830 insn_and_split pattern.
16831 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
16832 New macroized instruction patterns and corresponding post-reload
16834 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
16835 and corresponding post-reload splitters.
16836 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
16837 New macroized instruction patterns.
16838 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
16839 macroized instruction patterns and corresponding post-reload splitters.
16840 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
16841 corresponding post-reload splitters.
16842 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
16843 New macroized instruction patterns.
16844 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
16845 corresponding post-reload splitters.
16846 (*floatsi<mode>2_i387): New macroized instruction patterns.
16848 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
16850 * config/i386/i386.md (smaxmin): New.
16851 (umaxmin): Likewise.
16852 (maxminiprefix): Likewise.
16853 (maxminfprefix): Likewise.
16854 (<code><mode>3): Likewise.
16855 (smin<mode>3): Removed.
16856 (smax<mode>3): Likewise.
16858 * config/i386/mmx.md (mmx_<code>v2sf3): New.
16859 (mmx_<code>v4hi3): Likewise.
16860 (mmx_<code>v8qi3): Likewise.
16861 (mmx_smaxv2sf3): Removed.
16862 (mmx_sminv2sf3): Likewise.
16863 (mmx_umaxv8qi3): Likewise.
16864 (mmx_smaxv4hi3): Likewise.
16865 (mmx_uminv8qi3): Likewise.
16866 (mmx_sminv4hi3): Likewise.
16868 * config/i386/sse.md (<addsub><mode>3): New.
16869 (*<addsub><mode>3): Likewise.
16870 (<sse>_vm<addsub><mode>3): Likewise.
16871 (<maxmin><mode>3): Likewise.
16872 (*<maxmin><mode>3_finite): Likewise.
16873 (*<maxmin><mode>3): Likewise.
16874 (<sse>_vm<maxmin><mode>3): Likewise.
16875 (sse3_h<addsub>v4sf3): Likewise.
16876 (sse3_h<addsub>v2df3): Likewise.
16877 (<maxmin>v16qi3): Likewise.
16878 (*<maxmin>v16qi3): Likewise.
16879 (<maxmin>v8hi3): Likewise.
16880 (*<maxmin>v8hi3): Likewise.
16881 (*sse4_1_<maxmin><mode>3): Likewise.
16882 (*sse4_1_<maxmin><mode>3): Likewise.
16883 (add<mode>3): Removed.
16884 (*add<mode>3): Likewise.
16885 (<sse>_vmadd<mode>3): Likewise.
16886 (sub<mode>3): Likewise.
16887 (*sub<mode>3): Likewise.
16888 (<sse>_vmsub<mode>3): Likewise.
16889 (smin<mode>3): Likewise.
16890 (*smin<mode>3_finite): Likewise.
16891 (*smin<mode>3): Likewise.
16892 (<sse>_vmsmin<mode>3): Likewise.
16893 (smax<mode>3): Likewise.
16894 (*smax<mode>3_finite): Likewise.
16895 (*smax<mode>3): Likewise.
16896 (<sse>_vmsmax<mode>3): Likewise.
16897 (sse3_haddv4sf3): Likewise.
16898 (sse3_haddv2df3): Likewise.
16899 (sse3_hsubv4sf3): Likewise.
16900 (sse3_hsubv2df3): Likewise.
16901 (umaxv16qi3): Likewise.
16902 (*umaxv16qi3): Likewise.
16903 (smaxv8hi3): Likewise.
16904 (*smaxv8hi3): Likewise.
16905 (*sse4_1_smax<mode>3): Likewise.
16906 (*sse4_1_umax<mode>3): Likewise.
16907 (uminv16qi3): Likewise.
16908 (*uminv16qi3): Likewise.
16909 (sminv8hi3): Likewise.
16910 (*sminv8hi3): Likewise.
16911 (*sse4_1_smin<mode>3): Likewise.
16912 (*sse4_1_umin<mode>3): Likewise.
16914 2008-04-01 Rafael Espindola <espindola@google.com>
16916 * tree-cfg.c (verify_expr): remove in_phi.
16917 (verify_stmt): Don't call walk_tree with verify_expr. Use
16918 is_gimple_min_invariant instead of is_gimple_val.
16920 2008-04-01 Joseph Myers <joseph@codesourcery.com>
16922 * doc/include/gpl_v3.texi: Update for manpage generation.
16923 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
16925 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
16926 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
16927 gpl_v3.texi instead of gpl.texi.
16930 2008-04-01 Jakub Jelinek <jakub@redhat.com>
16933 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
16935 2008-04-01 Rafael Espindola <espindola@google.com>
16937 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
16938 (extract_code_and_val_from_cond): Use
16939 extract_code_and_val_from_cond_with_ops.
16941 2008-04-01 Jan Hubicka <jh@suse.cz>
16943 * function.c (free_after_compilation): Free epilogue_delay_list.
16944 (prepare_function_start): Assert that previous compilation was freed.
16946 2008-04-01 Jan Hubicka <jh@suse.cz>
16947 Jim Wilson <wilson@tuliptree.org>
16948 Andreas Tobler <andreast@gcc.gnu.org>
16950 PR middle-end/35781
16951 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
16952 rtl.emit instead cfun->emit.
16953 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
16954 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
16956 2008-04-01 Ben Elliston <bje@au.ibm.com>
16958 * doc/c-tree.texi (Function Basics): Fix grammatical error.
16960 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
16962 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
16964 (fprofile-use): Add var flag_profile_use
16965 * coverage.c (coverage_begin_output): Do not open a gcno file for
16966 output only if -ftest-coverage is set.
16967 Do not add getpwd() to gcda file path.
16968 (build_gcov_info): Check the new flag
16969 flag_profile_datafile_relative_path.
16970 (coverage_init): Use profile_data_prefix.
16971 Read profile counter only if flag_profile_use is set.
16972 * opts.c (common_handle_option): New option fprofile-use=,
16973 fprofile-dir=, fprofile-generate=.
16974 * toplev.c (profile_data_prefix): New variable definition.
16975 * toplev.h (profile_data_prefix): New declaration.
16976 * doc/invoke.tex (Option Summary, Optimization Options):
16979 2008-03-31 James E. Wilson <wilson@tuliptree.org>
16981 * varasm.c (output_constant_pool_1): In LABEL_REF check,
16982 use tmp consistently.
16985 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
16986 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16987 UNSPEC_FR_RECIP_APPROX_RES.
16988 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
16990 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
16993 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
16995 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
16997 PR middle-end/30186
16998 * fold-const.c (fold_indirect_ref_1): Support accessing non first
16999 element of the vector via a pointer.
17001 2008-03-31 Ian Lance Taylor <iant@google.com>
17003 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
17005 2008-03-31 Jan Hubicka <jh@suse.cz>
17007 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17008 get_arg_pointer_save_area.
17009 * expr.c (init_expr): Just clear out rtl.expr.
17010 * function.c (free_after_compilation): Clear out whole RTL structure.
17011 (get_func_frame_size): Merge into ...
17012 (get_frame_size): ... this one.
17013 (assign_stack_local_1): Merge into ...
17014 (assign_stack_local): ... this one.
17015 (expand_function_end): Update call of get_arg_pointer_save_area.
17016 (get_art_pointer_save_area): Remove cfun argument.
17017 * function.h (emit_status): regno_pointer_align does not need length
17018 attribute. Move x_regno_reg_rtx to ...
17019 (regno_reg_rtx): ... new global array.
17020 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
17021 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
17022 apply_args_value, forced_labels, stack_pointer_delta):
17024 (struct varasm_status): Move here from varasm.c
17025 (struct rtl_data): New. Move here some fields from struct function.
17026 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17027 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17028 used_temp_slots avail_temp_slots, temp_slot_level,
17029 nonlocal_goto_handler_labels): Update accesstors.
17030 (rtl): New global variable.
17031 (struct function): Move some fileds to rtl_data.
17032 (get_arg_pointer_save_area): Update prototype.
17033 * emit-rtl.c (rtl): Declare.
17034 (regno_reg_rtx): Declare.
17035 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17037 (gen_reg_rtx): Update.
17038 (init_virtual_regs): Do not tate emit_status argument.
17039 (init_emit): Do not allocate emit.
17040 * varasm.c (varasm_statuc): Move to function.h.
17041 (n_deferred_constatns): Update accestor.
17042 (init_varasm_status): Do not allocate varasm_status.
17043 (force_const_mem, get_pool_size, output_constant_pool): Update.
17044 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17045 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17047 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
17049 PR rtl-optimization/35729
17050 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
17053 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
17056 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
17057 load/store if memory is unaligned.
17058 (*movti_rex64): Likewise.
17060 * config/i386/predicates.md (misaligned_operand): New.
17062 2008-03-31 Andrew Pinski <pinskia@gmail.com>
17065 * tree-ssa-phiopt.c (conditional_replacement): Return early for
17068 2008-03-31 Jan Beulich <jbeulich@novell.com>
17070 * config/ia64/constraints.md: Add 'j' constraint.
17071 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
17072 (movdi_internal): Likewise.
17074 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
17077 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
17079 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
17082 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
17083 proper error message for the third argument on blendpd and
17086 * config/i386/sse.md (blendbits): New.
17087 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
17089 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
17091 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
17093 2008-03-30 Richard Guenther <rguenther@suse.de>
17095 PR middle-end/31023
17096 * fold-const.c (fold_sign_changed_comparison): Do leave
17097 conversions to base-types alone.
17099 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
17101 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
17102 the link register if one altivec register is be saved.
17104 2008-03-30 Ben Elliston <bje@au.ibm.com>
17106 * final.c (final_scan_insn): Remove if (0) code.
17108 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
17110 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
17112 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
17114 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
17115 of V4SFmode to ix86_binary_operator_ok.
17117 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
17119 * config/i386/i386.c (override_options): Initialize
17120 ix86_veclib_handler to ix86_veclibabi_svml when
17121 -mveclibabi=svml is used.
17122 (ix86_veclibabi_svml): New function for SVML ABI style
17123 vectorization support.
17124 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
17126 2008-03-28 Rafael Espindola <espindola@google.com>
17128 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
17129 (tree_binary_nonnegative_warnv_p): Make it public.
17130 (tree_single_nonnegative_warnv_p): Make it public.
17131 (tree_invalid_nonnegative_warnv_p): Make it public.
17132 (tree_unary_nonzero_warnv_p): Make it public.
17133 (tree_binary_nonzero_warnv_p): Make it public
17134 (tree_single_nonzero_warnv_p): Make it public.
17135 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
17136 (extract_range_from_binary_expr): Split the expr argument.
17137 (extract_range_from_unary_expr): Split the expr argument.
17138 (extract_range_from_comparison): Split the expr argument.
17139 (extract_range_from_expr): Use the new aux functions.
17140 (vrp_evaluate_conditional_warnv): Use
17141 vrp_evaluate_conditional_warnv_with_ops.
17142 * tree.h (tree_unary_nonzero_warnv_p): Declare.
17143 (tree_binary_nonzero_warnv_p): Declare.
17144 (tree_single_nonzero_warnv_p): Declare.
17145 (tree_expr_nonzero_warnv_p): Declare.
17146 (tree_unary_nonnegative_warnv_p): Declare.
17147 (tree_binary_nonnegative_warnv_p): Declare.
17148 (tree_single_nonnegative_warnv_p): Declare.
17149 (tree_invalid_nonnegative_warnv_p): Declare.
17151 2008-03-28 Richard Guenther <rguenther@suse.de>
17153 PR tree-optimization/30317
17154 PR tree-optimization/30911
17155 PR tree-optimization/34793
17156 * tree-vrp.c (set_and_canonicalize_value_range): New function.
17157 (struct assert_locus_d): New member EXPR.
17158 (register_new_assert_for): Add EXPR parameter to support
17159 ASSERT_EXPR <name, expr OP limit>.
17160 (register_edge_assert_for_1): Adjust callers.
17161 (find_assert_locations): Likewise.
17162 (process_assert_insertions_for): Build condition from expression.
17163 (extract_range_from_assert): Handle ASSERT_EXPRs
17164 of the form ASSERT_EXPR <name, expr OP limit>.
17165 (register_edge_assert_for_2): New helper registering
17166 asserts for comparisons. Recognize range tests of the form
17167 (unsigned)i - CST1 OP CST2.
17168 (register_edge_assert_for_1): Use it.
17169 (register_edge_assert_for): Likewise.
17170 (needs_overflow_infinity): Integer sub-types
17171 do not need overflow infinities.
17172 (vrp_val_is_max): The extreme values of integer sub-types
17173 are those of the base type.
17174 (vrp_val_is_min): Likewise.
17175 * tree.def (ASSERT_EXPR): Document extra allowed conditional
17178 2008-03-28 Nick Clifton <nickc@redhat.com>
17181 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
17182 Return GENERAL_REGS for stack adjustment reloads.
17184 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17187 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
17188 const_vector when all the vectors are constant.
17190 2008-03-27 Bob Wilson <bob.wilson@acm.org>
17192 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
17194 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
17195 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
17197 (s<code>_sf): Use new scc_sf attribute for opcode names.
17199 2008-03-27 Tom Tromey <tromey@redhat.com>
17201 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
17202 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
17203 config/spu/t-spu-elf, config/i386/t-interix,
17204 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
17205 config/i386/x-darwin, config/i386/x-mingw32,
17206 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
17207 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
17208 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
17209 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
17210 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
17211 config/rs6000/x-darwin, config/rs6000/t-rs6000,
17212 config/score/t-score-elf, config/arm/t-strongarm-pe,
17213 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
17214 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
17215 Revert automatic dependency patch.
17217 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
17220 * config/i386/i386.c (ix86_function_arg_boundary): Align
17221 decimal floating point to its natural boundary.
17223 2008-03-27 Richard Guenther <rguenther@suse.de>
17225 PR middle-end/35716
17226 * fold-const.c (fold_comparison): Restrict distinct decl
17227 comparison folding to VAR_DECLs and PARM_DECLs. Do not
17228 solely rely on operand_equal_p.
17230 2008-03-27 Richard Guenther <rguenther@suse.de>
17233 * c-common.c (handle_weak_attribute): Reject combination of
17236 2008-03-27 Richard Guenther <rguenther@suse.de>
17238 PR tree-optimization/32810
17239 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
17240 conversions from DECL_INITIAL.
17241 (fold_const_aggregate_ref): Likewise from constructor elements.
17243 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
17245 * tree-affine.h (aff_combination_expand): Declare.
17246 (get_inner_reference_aff): Likewise.
17247 * tree-affine.c (aff_combination_expand): Split out from
17248 tree_to_aff_combination_expand.
17249 (get_inner_reference_aff): New function.
17250 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
17251 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
17252 (struct lim_aux_data): sm_done field removed.
17253 (mem_ref_loc_p, mem_ref_locs_p): New types.
17254 (struct mem_ref): Added id, stored, accesses_in_loop,
17255 indep_loop, dep_loop, indep_ref, dep_ref fields.
17256 Removed is_stored, locs and next fields.
17257 (memory_accesses): New variable.
17258 (movement_possibility): Do not allow moving statements
17259 that store to memory.
17260 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
17262 (determine_max_movement): For statements with memory references,
17263 find the outermost loop in that the reference is independent.
17264 (move_computations_stmt): Mark the virtual operands for renaming.
17265 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
17266 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
17267 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
17268 add_vop_ref_mapping, create_vop_ref_mapping_loop,
17269 create_vop_ref_mapping, analyze_memory_references,
17270 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
17271 get_all_locs_in_loop, ref_always_accessed_p,
17272 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
17273 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
17274 store_motion_loop, store_motion): New functions.
17275 (struct vop_to_refs_elt): New type.
17276 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
17277 memref_hash, memref_eq, hoist_memory_references): Rewritten.
17278 (schedule_sm): Replaced by...
17279 (execute_sm): ... this.
17280 (determine_lsm_ref, hoist_memory_references,
17281 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
17282 find_more_ref_vops, free_mem_ref, free_mem_refs,
17283 determine_lsm_loop, determine_lsm): Removed.
17284 (tree_ssa_lim_finalize): Free data structures used by store motion.
17285 (tree_ssa_lim): Call analyze_memory_references. Use
17286 store_motion instead of determine_lsm.
17288 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17290 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
17291 rename tmake_file to m68hc11/t-m68hc11.
17292 (mcore): Set inhibit_libc to true.
17293 * config.host (alpha*-dec-*vms*): Set extra_programs.
17294 (interix3*): Don't use host_xmake_file.
17295 * configure.ac: Let config.gcc override inhibit_libc.
17296 * configure: Regenerate.
17298 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
17299 * config/t-openbsd-thread: Remove commented out lines.
17301 * config/x-interix: Remove.
17303 * config/m68hc11/t-m68hc11-gas: Rename to...
17304 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
17306 * config/mcore/t-mcore: Remove T_CFLAGS.
17307 * config/mcore/t-mcore-pe: Likewise.
17309 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17311 * configure.ac: Replace custom __GNU_SOURCE test with
17312 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
17313 * aclocal.m4: Regenerate.
17314 * configure: Regenerate.
17315 * config.in: Regenerate.
17317 2008-03-27 Richard Guenther <rguenther@suse.de>
17319 * fold-const.c (target.h): Include.
17320 (fold_comparison): Fold comparison of addresses of decls
17321 that bind locally or of constants. Consolidate address folding code.
17322 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
17323 results from fold_binary_to_constant.
17324 (compare_values_warnv): Likewise.
17326 2008-03-27 Andrew Pinski <pinskia@gmail.com>
17328 PR middle-end/35429
17329 * fold-const.c (fold_truthop): Check for integeral types when folding
17330 a == 0 && b == 0 and a != 0 || b != 0 .
17332 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
17334 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
17336 2008-03-26 Andreas Schwab <schwab@suse.de>
17338 * doc/invoke.texi: Fix use of @item vs. @itemx.
17340 2008-03-26 Tom Tromey <tromey@redhat.com>
17342 * Makefile.in (build/gensupport.o, build/print-rtl.o,
17343 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
17344 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
17345 build/gencodes.o, build/genconditions.o, build/genconfig.o,
17346 build/genconstants.o, build/genemit.o, build/genextract.o,
17347 build/genflags.o, build/genmddeps.o, build/genopinit.o,
17348 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
17351 2008-03-26 Richard Guenther <rguenther@suse.de>
17354 2008-03-26 Richard Guenther <rguenther@suse.de>
17356 * fold-const.c (target.h): Include.
17357 (fold_comparison): Fold comparison of addresses of two decls
17358 that bind locally. Consolidate address folding code.
17360 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17362 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
17363 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
17364 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
17365 dconstsqrt2, dconstthird, dconste and/or dconst10.
17366 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
17367 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
17368 dconstsqrt2, dconste): Delete.
17369 (init_emit_once): Likewise. Simplify initializing dconstm1.
17371 * real.c (get_real_const): New.
17372 * real.h (dconst3, dconst10, dconstm2, dconstthird,
17373 dconstsqrt2, dconste): Delete.
17374 (real_value_const, get_real_const): New.
17376 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
17378 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
17380 * config/i386/i386.c (ix86_function_arg_boundary): Check
17381 BIGGEST_ALIGNMENT instead of 128.
17382 (setup_incoming_varargs_64): Likewise.
17384 2008-03-26 Tom Tromey <tromey@redhat.com>
17386 * Makefile.in (DEPFILES): Add missing '/'.
17388 2008-03-26 Richard Guenther <rguenther@suse.de>
17390 * fold-const.c (target.h): Include.
17391 (fold_comparison): Fold comparison of addresses of two decls
17392 that bind locally. Consolidate address folding code.
17394 2008-03-26 Nick Clifton <nickc@redhat.com>
17397 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
17398 not allow INT+INT as a legitimate addressing mode.
17400 2008-03-26 Richard Guenther <rguenther@suse.de>
17402 * tree-flow.h (widen_bitfield): Remove declaration.
17403 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
17404 (widen_bitfield): Remove function.
17405 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
17408 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17411 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
17414 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
17416 PR rtl-optimization/35232
17417 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
17418 (forget_old_reloads_1, forget_marked_reloads): Don't clear
17419 reg_reloaded_call_part_clobbered here.
17420 (reload_regs_reach_end_p): New function.
17421 (reload_reg_rtx_for_input): New variable.
17422 (reload_reg_rtx_for_output): Likewise.
17423 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
17424 when reassigning a pseudo register. Load reloadreg from
17425 reload_reg_rtx_for_input, moving the mode and register
17427 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
17428 instead of the original when deciding whether an input reload
17429 would be a no-op or whether an output reload can be deleted.
17430 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
17431 when setting up new_spill_reg_store. Load it from
17432 reload_reg_rtx_for_output, moving the mode and register
17434 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
17435 instead of the original when deciding whether an output reload
17436 would be a no-op. Do the same when modifying insn notes.
17437 Use rtx_equal_p instead of == to compare the registers.
17438 (inherit_piecemeal_p): Take a mode and two register numbers
17440 (emit_reload_insns): Clear new_spill_reg_store for every hard
17441 register in the reload register. Remove spill registers
17442 from reg_reloaded_valid before considering whether to record
17443 inheritance information for them. Use reload_reg_rtx_for_output
17444 instead of reg_rtx when recording output reloads. Use
17445 reload_reg_rtx_for_input instead of reg_rtx when recording
17446 input reloads. Set or clear reg_reloaded_call_part_clobbered
17447 at the same time as setting reg_reloaded_valid.
17448 (delete_output_reload): Add a new_reload_reg parameter and use it
17449 instead of rld[j].reg_rtx.
17450 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
17453 2008-03-25 Tom Tromey <tromey@redhat.com>
17455 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
17456 (build/genattr.o): Likewise.
17457 (build/genattrtab.o): Likewise.
17458 (build/gencodes.o): Likewise.
17459 (build/genconfig.o): Likewise.
17460 (build/genconstants.o): Likewise.
17461 (build/genemit.o): Likewise.
17462 (build/genextract.o): Likewise.
17463 (build/genflags.o): Likewise.
17465 2008-03-25 Bob Wilson <bob.wilson@acm.org>
17467 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
17468 instead of size_int for integer types.
17469 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
17470 to match type of MINUS_EXPR.
17472 2008-03-25 Tom Tromey <tromey@redhat.com>
17474 * configure: Rebuilt.
17475 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
17478 2008-03-25 Tom Tromey <tromey@redhat.com>
17480 * config/x-solaris (host-solaris.o): Update.
17481 * config/x-linux (host-linux.o): Update.
17482 * config/x-hpux (host-hpux.o): Update.
17483 * config/x-darwin (host-darwin.o): Update.
17484 * config/v850/t-v850e (v850-c.o): Update.
17485 * config/v850/t-v850 (v850-c.o): Update.
17486 * config/t-vxworks (vxworks.o): Update.
17487 * config/t-sol2 (sol2-c.o, sol2.o): Update.
17488 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
17489 * config/spu/t-spu-elf (spu-c.o): Update.
17491 * config/sh/t-symbian (sh-c.o): Update.
17492 (symbian.o): Update.
17493 * config/sh/t-sh (sh-c.o): Update.
17494 * config/score/t-score-elf (score7.o, score3.o): Update.
17495 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
17496 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
17497 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
17498 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
17499 (rs6000.o): Remove.
17500 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17501 * config/m32c/t-m32c (m32c-pragma.o): Update.
17502 * config/ia64/t-ia64 (ia64-c.o): Update.
17503 * config/i386/x-mingw32 (host-mingw32.o): Update.
17504 * config/i386/x-i386 (driver-i386.o): Update.
17505 * config/i386/x-darwin (host-i386-darwin.o): Update.
17506 * config/i386/x-cygwin (host-cygwin.o): Update.
17507 * config/i386/t-nwld (nwld.o): Update.
17508 * config/i386/t-netware (netware.o): Update.
17509 * config/i386/t-interix (winnt.o): Update.
17510 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
17511 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
17512 msformat-c.o): Update.
17513 * config/bfin/t-bfin-linux (generated_files): Add
17514 linux-sysroot-suffix.h.
17515 * config/arm/t-wince-pe (pe.o): Update.
17516 * config/arm/t-strongarm-pe (pe.o): Update.
17517 * config/arm/t-pe (pe.o): Update.
17518 * config/arm/t-arm (arm-c.o): Update.
17519 * doc/install.texi (Prerequisites): Require make 3.80.
17520 * Makefile.in: Remove .o targets.
17521 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
17522 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
17523 (simple_generated_h, simple_generated_c): Move earlier.
17524 (generated_files): New variable.
17525 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
17526 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
17527 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
17528 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
17529 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
17530 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
17531 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
17532 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
17533 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
17534 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
17535 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
17536 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
17538 (COMPILE.base, COMPILE): New variables.
17539 (%.o): New pattern rule.
17540 (ALL_HOST_OBJS): New variable.
17541 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
17542 (dummy-checksum.o, cc1-checksum.o): Remove.
17543 (DRIVER_SHLIB): New variable.
17544 (DRIVER_DEFINES): Use it.
17545 (gencondmd.c): Move out of build/.
17546 (s-conditions): Update.
17547 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
17548 (ALL_BUILD_OBJS): Likewise.
17549 (build/%.o): Use BUILDCOMPILE.
17550 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
17551 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
17552 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
17553 build/gencheck.o, build/gencodes.o, build/genconditions.o,
17554 build/genconfig.o, build/genconstants.o, build/genemit.o,
17555 build/genextract.o, build/genflags.o, build/genmddeps.o,
17556 build/genopinit.o, build/genoutput.o, build/genpeep.o,
17557 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
17558 build/gen-protos.o, build/scan.o, build/fix-header.o,
17559 build/scan-decls.o): Simplify.
17560 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
17561 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
17562 prefix.o, toplev.o): Reduce to variable setting.
17563 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
17564 ($(out_object_file), gcc-options.o): New targets.
17565 ($(ALL_HOST_OBJS)): New target. Include dependency files.
17566 * configure: Rebuilt.
17567 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
17568 * doc/sourcebuild.texi (Front End Directory): Document new variable.
17570 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
17572 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
17573 complain when we hit an error, return ERROR_MARK_NODE.
17575 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17577 * config/sh/constraints.md (Pso, Psz): New constraints.
17578 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
17579 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
17581 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17583 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
17584 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
17586 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
17588 * config/sh/sh.md (prefetch): Add condition for SH2A target.
17589 (prefetch_sh2a): New.
17591 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17592 Naveen.H.S <naveen.hs@kpitcummins.com>
17594 * config/sh/constraints.md (I28): New constraint.
17595 * config/sh/sh.c (broken_move): Add support for movi20s.
17596 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
17598 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
17599 Jayant Sonar <Jayant.sonar@kpitcummins.com>
17600 Naveen.H.S <naveen.hs@kpitcummins.com>
17602 * config/sh/sh.c (SH_ATTRIBUTES): Define.
17603 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
17604 (print_operand): Handle resbank in %@ operand code.
17605 (sh_encode_section_info): New.
17606 (push_regs): Add conditions for resbank.
17607 (sh_expand_epilogue): Likewise.
17608 (sh_insert_attributes): Likewise.
17609 (sh_attribute_table): Likewise.
17610 (sh_handle_resbank_handler_attribute): New.
17611 (sh2a_handle_function_vector_handler_attribute): New.
17612 (sh2a_is_function_vector_call): New.
17613 (sh2a_get_function_vector_number): New.
17614 (sh2a_function_vector_p): New.
17615 (sh_cfun_resbank_handler_p): New.
17616 * config/sh/sh.md (calli): Emit jsr/n if possible.
17617 (calli_tbr_rel): New.
17618 (calli_pcrel): Emit jsr/n if possible.
17619 (return_i): Emit rts/n if possible.
17620 (call_valuei_tbr_rel): New.
17621 (call_valuei_pcrel): Add condition for SH2A target.
17622 (call_value): Likewise.
17623 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
17624 (sh2a_get_function_vector_number): Likewise.
17625 (sh2a_is_function_vector_call): Likewise.
17626 * doc/extend.texi: Document TBR relative addressing of SH2A.
17627 (resbank): Add description for SH2A.
17629 2008-03-24 Richard Guenther <rguenther@suse.de>
17632 * gimplify.c (gimplify_modify_expr): For frontend type-correct
17633 pointer assignments change conversions according to middle-end rules.
17634 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
17635 * configure.ac: Include type checking in yes.
17636 * configure: Regenerate.
17638 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17640 * diagnostic.c (diagnostic_count_diagnostic): Delete.
17641 (diagnostic_report_diagnostic): Update. Handle ICEs here.
17643 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
17645 * gthr-vxworks.h (UNUSED): Define.
17647 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
17649 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
17651 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
17653 * doc/extend.texi (Function Attributes): Add missing comma in the
17654 example of the "alloc_size" attribute.
17656 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
17659 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17661 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17664 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17667 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17668 of the underlying type of a MS bitfield layout to the natural
17669 alignment of the type.
17671 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17673 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17674 to their natural alignment to avoid store forwarding stalls.
17676 2008-03-22 Richard Guenther <rguenther@suse.de>
17678 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
17679 For PHI nodes verify the address is invariant.
17680 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
17681 (get_symbol_constant_value): Use is_gimple_min_invariant.
17682 (maybe_fold_stmt_indirect): Likewise.
17684 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
17686 PR rtl-optimization/33927
17687 * Makefile.in (dse.o): Depend on $(TM_P_H).
17688 * expr.h (extract_low_bits): Declare.
17689 * expmed.c (extract_low_bits): New function.
17690 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
17691 * dse.c: Include tm_p.h.
17692 (find_shift_sequence): Remove the read_reg argument and return the
17693 read value. Emit the instructions instead of returning them.
17694 Iterate on new_mode rather than calculating it each time.
17695 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
17696 source to NEW_MODE and extract_low_bits to convert the shifted
17697 value to READ_MODE.
17698 (replace_read): Allow the load and store to have different mode
17699 classes. Use extract_low_bits when SHIFT == 0. Create the shift
17700 or extraction instructions before trying the replacement. Update
17701 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
17703 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
17705 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
17706 to their natural alignment to avoid store forwarding stalls.
17708 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17711 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
17712 encouraging but not allowing gprs for input;
17713 change the input constraint to !f#r.
17714 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
17716 change the output constraint to !f#r.
17718 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
17721 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
17722 corresponding post-reload splitters.
17723 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
17724 when x87 FP math is selected.
17725 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
17726 New function prototype.
17727 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
17728 unreachable function to ease macroization of insn patterns.
17730 2008-03-21 Martin Jambor <mjambor@suse.cz>
17732 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
17733 reference dumps if ddr is NULL or dependence is unknown.
17735 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17737 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
17738 unsigned extension into account.
17739 (ATOMIC_COMPARE_AND_SWAP): Likewise.
17740 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
17741 Do computations on a scratch register.
17743 2008-03-21 Richard Guenther <rguenther@suse.de>
17745 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
17746 Use is_gimple_min_invariant instead of TREE_INVARIANT.
17747 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
17748 * tree-ssa-dom.c (record_equality): Likewise.
17749 * tree-inline.c (copy_body_r): Likewise.
17750 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
17753 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
17755 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
17756 as 'delete_unused' argument.
17758 2008-03-20 Richard Guenther <rguenther@suse.de>
17760 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
17761 special casing of constant qualifiers.
17762 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
17763 care about them in general.
17764 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
17765 regardless of their type.
17766 (fold_stmt_r): Forcefully fold *& if we end up with that.
17768 2008-03-20 Paul Brook <paul@codesourcery.com>
17770 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
17771 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
17773 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
17775 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
17776 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
17778 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
17780 * common.opt (Wmudflap): New option.
17781 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
17782 (mx_register_decls): Likewise.
17783 (mudflap_finish_file): Likewise.
17784 * doc/invoke.texi: Document -Wno-mudflap.
17786 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
17788 * c-format.c (replace_format_name_to_system_name): New.
17789 (cmp_attribs): New.
17790 (convert_format_name_to_system_name): New.
17791 (decode_format_attr): Add use of convert_format_name_to_system_name.
17792 (format_types_orig): Add gnu_ prefix to names.
17793 (check_format_info_main): Special treating of \0 escaped names for
17794 supporting multi-character format specifiers as I32, I64.
17795 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
17796 (gnu_target_overrides_format_attributes): New.
17797 * c-format.h: Add structure target_ovr_attr to hold
17798 system specific formatter names.
17799 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
17800 msformat-c.o file to c_target_objs and cxx_target_objs.
17801 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17802 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
17803 (TARGET_N_FORMAT_TYPES): New.
17804 * config/i386/msformat-c.c: New.
17805 * config/i386/t-cygming: Add build rule for msformat-c.o.
17806 * doc/extend.texi: Add new format names gnu_* and ms_* and
17808 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
17810 2008-03-20 Ira Rosen <irar@il.ibm.com>
17812 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
17813 optimizations turned on under -O3.
17814 (ftree-vectorize): Add that the flag is turned on with -O3.
17816 2008-03-20 Ben Elliston <bje@au.ibm.com>
17818 * regmove.c (try_auto_increment): Fix spelling error in comment.
17819 * final.c (final_scan_insn): Likewise.
17821 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
17824 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
17825 allocator preferences for "y" and "r" class registers.
17826 ("*mov<mode>_internal"): Ditto.
17827 ("*movv2sf_internal_rex64"): Ditto.
17828 ("*movv2sf_internal"): Ditto.
17830 2008-03-19 Michael Matz <matz@suse.de>
17832 PR middle-end/35616
17833 * calls.c (expand_call): Check overlap of arguments with call
17834 address for sibcalls.
17836 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
17839 * stor-layout.c (update_alignment_for_field): Set minimum alignment
17840 of the underlying type of a MS bitfield layout to the natural
17841 alignment of the type.
17843 2008-03-19 Jan Hubicka <jh@suse.cz>
17846 * toplev.c (decode_d_option): Handle all CPP flags.
17847 * tree-vrp.c: Update tree_pass descriptors.
17848 * regrename.c: Update tree_pass descriptors.
17849 * fwprop.c: Update tree_pass descriptors.
17850 * doc/invoke.texi: Remove documentation of dropped -d? flags.
17851 * tree-into-ssa.c: Update tree_pass descriptors.
17852 * tree-dump.c: Update tree_pass descriptors.
17853 * tree-complex.c: Update tree_pass descriptors.
17854 * tree-dump.h: Update tree_pass descriptors.
17855 * see.c: Update tree_pass descriptors.
17856 * cgraphbuild.c: Update tree_pass descriptors.
17857 * tracer.c: Update tree_pass descriptors.
17858 * tree-loop-distribution.c: Update tree_pass descriptors.
17859 * cgraph.c: Update tree_pass descriptors.
17860 * postreload-gcse.c: Update tree_pass descriptors.
17861 * postreload.c: Update tree_pass descriptors.
17862 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
17863 * tree-tailcall.c: Update tree_pass descriptors.
17864 * tree-pass.h (tree_opt_pass): Rename to ...
17865 (opt_pass) ... this one; add "type" field and remove letter field.
17866 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
17867 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
17868 all_lowering_passes): Update declaration.
17869 * ipa-cp.c: Update tree_pass descriptors.
17870 * final.c: Update tree_pass descriptors.
17871 * omp-low.c: Update tree_pass descriptors.
17872 * tree-ssa-dse.c: Update tree_pass descriptors.
17873 * ipa-reference.c: Update tree_pass descriptors.
17874 * tree-ssa-uncprop.c: Update tree_pass descriptors.
17875 * auto-inc-dec.c: Update tree_pass descriptors.
17876 * reorg.c: Update tree_pass descriptors.
17877 * cgraphunit.c: Update tree_pass descriptors.
17878 * tree-ssa-copyrename.c: Update tree_pass descriptors.
17879 * tree-ssa-ccp.c: Update tree_pass descriptors.
17880 * df-core.c: Update tree_pass descriptors.
17881 * mode-switching.c: Update tree_pass descriptors.
17882 * tree-nomudflap.c: Update tree_pass descriptors.
17883 * modulo-sched.c: Update tree_pass descriptors.
17884 * ipa-pure-const.c: Update tree_pass descriptors.
17885 * cse.c: Update tree_pass descriptors.
17886 * web.c: Update tree_pass descriptors.
17887 * tree-stdarg.c: Update tree_pass descriptors.
17888 * tree-ssa-math-opts.c: Update tree_pass descriptors.
17889 * tree-ssa-dom.c: Update tree_pass descriptors.
17890 * tree-nrv.c: Update tree_pass descriptors.
17891 * tree-ssa-alias.c: Update tree_pass descriptors.
17892 * loop-init.c: Update tree_pass descriptors.
17893 * gimple-low.c: Update tree_pass descriptors.
17894 * ipa-inline.c: Update tree_pass descriptors.
17895 * tree-ssa-sink.c: Update tree_pass descriptors.
17896 * global.c: Update tree_pass descriptors.
17897 * ifcvt.c: Update tree_pass descriptors.
17898 * jump.c: Update tree_pass descriptors.
17899 * predict.c: Update tree_pass descriptors.
17900 * tree-ssa-loop.c: Update tree_pass descriptors.
17901 * recog.c: Update tree_pass descriptors.
17902 * dse.c: Update tree_pass descriptors.
17903 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
17904 * tree-eh.c: Update tree_pass descriptors.
17905 * regmove.c: Update tree_pass descriptors.
17907 * function.c: Update tree_pass descriptors.
17908 * tree-vectorizer.c: Update tree_pass descriptors.
17909 * gcse.c: Update tree_pass descriptors.
17910 * ipa-type-escape.c: Update tree_pass descriptors.
17911 * tree-if-conv.c: Update tree_pass descriptors.
17912 * init-regs.c: Update tree_pass descriptors.
17913 * ipa.c: Update tree_pass descriptors.
17914 * tree-ssa-phiopt.c: Update tree_pass descriptors.
17915 * rtl-factoring.c: Update tree_pass descriptors.
17916 * lower-subreg.c: Update tree_pass descriptors.
17917 * bt-load.c: Update tree_pass descriptors.
17918 * tree-dfa.c: Update tree_pass descriptors.
17919 * except.c: Update tree_pass descriptors.
17920 * emit-rtl.c: Update tree_pass descriptors.
17921 * cfgexpand.c: Update tree_pass descriptors.
17922 * tree-cfgcleanup.c: Update tree_pass descriptors.
17923 * cfgcleanup.c: Update tree_pass descriptors.
17924 * tree-ssa-pre.c: Update tree_pass descriptors.
17925 * tree-sra.c: Update tree_pass descriptors.
17926 * tree-mudflap.c: Update tree_pass descriptors.
17927 * tree-ssa-copy.c: Update tree_pass descriptors.
17928 * cfglayout.c: Update tree_pass descriptors.
17929 * tree-ssa-forwprop.c: Update tree_pass descriptors.
17930 * tree-ssa-dce.c: Update tree_pass descriptors.
17931 * tree-ssa.c: Update tree_pass descriptors.
17932 * regclass.c: Update tree_pass descriptors.
17933 * integrate.c: Update tree_pass descriptors.
17934 * tree-optimize.c: Update tree_pass descriptors.
17935 * tree-ssa-phiprop.c: Update tree_pass descriptors.
17936 * tree-object-size.c: Update tree_pass descriptors.
17937 * combine.c: Update tree_pass descriptors.
17938 * tree-outof-ssa.c: Update tree_pass descriptors.
17939 * bb-reorder.c: Update tree_pass descriptors.
17940 * stack-ptr-mod.c: Update tree_pass descriptors.
17941 * var-tracking.c: Update tree_pass descriptors.
17942 * tree-profile.c: Update tree_pass descriptors.
17943 * tree-vect-generic.c: Update tree_pass descriptors.
17944 * reg-stack.c: Update tree_pass descriptors.
17945 * sched-rgn.c: Update tree_pass descriptors.
17946 * tree-ssa-structalias.c: Update tree_pass descriptors.
17947 * tree-cfg.c: Update tree_pass descriptors.
17948 * passes.c (current_pass): Update declaration.
17949 (finish_optimization_passes): Update.
17950 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
17951 (register_one_dump_file, register_dump_files_1, next_pass_1):
17953 (init_optimization_passes): Update handling of new types.
17954 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
17955 * ipa-struct-reorg.c: Update tree_pass descriptors.
17956 * tree-ssa-reassoc.c: Update tree_pass descriptors.
17957 * combine-stack-adj.c: Update tree_pass descriptors.
17958 * cfgrtl.c: Update tree_pass descriptors.
17959 * dce.c: Update tree_pass descriptors.
17960 * tree-ssanames.c: Update tree_pass descriptors.
17962 2008-03-19 Richard Guenther <rguenther@suse.de>
17964 PR middle-end/35609
17965 * tree-ssa.c (walk_data): New structure.
17966 (warn_uninitialized_var): If not always_executed warn with "maybe"
17968 (execute_early_warn_uninitialized): Compute post-dominators.
17969 Initialize always_executed before processing each basic block.
17971 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
17974 * config/i386/i386.c (x86_this_parameter): Calculate correct location
17975 of "this" pointer when "regparm = N" or "fastcall" is in effect.
17977 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17979 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
17981 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
17983 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
17985 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
17986 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
17987 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
17988 target after ignore has been set, and move there also the commputation
17989 of subtarget and original_target.
17990 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
17991 (LANG_HOOKS_INITIALIZER): Remove it.
17992 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
17994 2008-03-18 Richard Guenther <rguenther@suse.de>
17996 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
17997 found an expression with constants, note that in the VN for the lhs.
17998 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
17999 fold them to constants if possible. Run cleanup_cfg if done so.
18000 (execute_pre): Return todo.
18001 (do_pre): Likewise.
18002 (execute_fre): Likewise.
18003 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
18005 (get_prop_source_stmt): Look through pointer conversions.
18007 2008-03-18 Jan Hubicka <jh@suse.cz>
18009 * tree-pretty-print.c: Include predict.h.
18010 (dump_generic_node): Dump predictor.
18011 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
18012 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
18013 * gimple-low.c (lower_stmt): Likewise.
18014 * expr.c (expand_expr_real): Likewise.
18015 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
18017 (build_predict_expr, build_predict_expr): New.
18018 * predict.h (predictor_name, build_predict_expr): Update.
18019 * c-typeck.c (c_finish_bc_stmt): Add prediction.
18020 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
18021 * predict.def (PRED_CONTINUE): Update hitrate.
18022 * tree.def (PREDICT_EXPR): Define.
18023 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
18024 do not handle BIND_EXPR.
18025 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
18026 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
18027 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
18030 2008-03-18 Michael Matz <matz@suse.de>
18032 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
18034 2008-03-18 Richard Guenther <rguenther@suse.de>
18036 * tree-gimple.h (is_gimple_invariant_address): Declare.
18037 (is_gimple_constant): Likewise.
18038 * tree-gimple.c (is_gimple_constant): New function.
18039 (is_gimple_invariant_address): Likewise.
18040 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
18041 and is_gimple_invariant_address.
18042 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
18044 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
18045 an addressable base.
18047 2008-03-18 Jakub Jelinek <jakub@redhat.com>
18049 PR middle-end/35611
18050 * gimplify.c (gimplify_expr): Gimplify second operand of
18053 2008-03-17 Richard Guenther <rguenther@suse.de>
18055 PR tree-optimization/19637
18056 * fold-const.c (fold_unary): Remove restrictions of removing
18057 intermediate pointer-conversions (P2)(P1)P0.
18058 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
18059 conversion to void pointer.
18060 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
18062 2008-03-16 James E. Wilson <wilson@tuliptree.org>
18065 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
18066 emulated thread local variables.
18068 2008-03-16 Richard Guenther <rguenther@suse.de>
18070 PR middle-end/35607
18071 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
18072 expand TREE_INVARIANT operations that are not gimple invariant.
18074 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
18076 * doc/extend.texi (Alignment): Say that the ABI controls
18077 the __alignof__ for non-strict-alignment targets rather
18078 than being a recommendation.
18080 2008-03-15 Paul Brook <paul@codesourcery.com>
18082 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
18084 (arm_output_fn_unwind): Mark functions that can not be unwound.
18086 2008-03-15 Paul Brook <paul@codesourcery.com>
18088 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
18089 extension instructions.
18091 2008-03-15 Richard Guenther <rguenther@suse.de>
18093 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
18094 and fold constant aggregate refs.
18095 (fold_const_aggregate_ref): Handle string constants
18096 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
18097 (evaluate_stmt): Simplify now that ccp_fold folds constant
18100 2008-03-15 Paul Brook <paul@codesourcery.com>
18102 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
18103 (extzv): Use gen_extzv_t2.
18104 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
18106 2008-03-15 Richard Guenther <rguenther@suse.de>
18108 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
18109 (fold_const_aggregate_ref): Likewise.
18110 (get_value): Return NULL if we don't have any values.
18111 (ccp_finalize): Set const_val to NULL after freeing it.
18112 * tree-flow.h (get_symbol_constant_value): Declare.
18113 (fold_const_aggregate_ref): Likewise.
18114 * tree-ssa-sccvn.c (try_to_simplify): Use them.
18116 2008-03-15 Richard Guenther <rguenther@suse.de>
18118 PR middle-end/35593
18119 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
18120 to not produce negative array indices if not allowed. Add
18121 parameter to indicate that.
18122 (maybe_fold_offset_to_component_ref): Allow negative array
18123 indices only for the first member of a structure.
18124 (maybe_fold_offset_to_reference): Allow negative array indices.
18125 (maybe_fold_stmt_addition): Likewise.
18127 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
18128 Anatoly Sokolov <aesok@post.ru>
18130 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
18131 (avr_arch): Add ARCH_AVR6.
18132 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
18133 (initial_elimination_offset): Initialize and use 'avr_pc_size'
18134 instead of fixed value 2.
18135 (print_operand_address): Use gs() asm specifier instead of pm().
18136 (avr_assemble_integer): (Ditto.).
18137 (avr_output_addr_vec_elt): (Ditto.).
18138 (print_operand): Handle "!" code.
18139 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
18140 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
18141 (AVR_HAVE_EIJMP_EICALL): Define.
18142 (AVR_3_BYTE_PC): Redefine.
18143 (AVR_2_BYTE_PC): (Ditto.).
18144 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
18145 (LINK_SPEC): Add atmega2560 and atmega2561.
18146 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
18148 * config/avr/avr.md (call_insn): Use eicall instead of icall
18149 for 3 byte PC devices.
18150 (call_value_insn): (Ditto.).
18151 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
18152 (indirect_jump): Use only for for 2 byte PC devices.
18153 (*tablejump): (Ditto.).
18154 (*indirect_jump_avr6): Add insn.
18155 (*tablejump_rjmp): Don't use for 3 byte PC devices.
18156 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
18157 instead of ijmp for 3 byte PC devices.
18158 (__tablejump2__): (Ditto.).
18159 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
18160 (MULITLIB_DIRNAMES): (Ditto.).
18161 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
18163 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
18165 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
18166 "sse2_umulsidi3". Use V1DI mode for operand 0.
18167 ("mmx_psadbw"): Use V1DI mode for operand 0.
18168 * config/i386/i386-modes.def (V1SI): New vector mode.
18169 * config/i386/i386.c (struct builtin_description)
18170 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
18171 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
18172 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
18173 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
18174 v1di_ftype_v8qi_v8qi type.
18175 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
18177 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
18178 __builtin_ia32_pmuludq]: Fix the mode of return value.
18180 2008-03-15 Richard Guenther <rguenther@suse.de>
18182 PR middle-end/35595
18183 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
18186 2008-03-14 Bob Wilson <bob.wilson@acm.org>
18188 * doc/invoke.texi (Option Summary, Xtensa Options): Document
18189 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
18190 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
18191 unless TARGET_SERIALIZE_VOLATILE is enabled.
18192 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
18193 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
18194 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
18196 2008-03-14 Richard Guenther <rguenther@suse.de>
18198 PR tree-optimization/34172
18199 * tree-flow.h (refs_may_alias_p): Declare.
18200 (get_single_def_stmt): Likewise.
18201 (get_single_def_stmt_from_phi): Likewise.
18202 (get_single_def_stmt_with_phi): Likewise.
18203 * tree-dfa.c (refs_may_alias_p): New function.
18204 (get_single_def_stmt): Likewise.
18205 (get_single_def_stmt_from_phi): Likewise.
18206 (get_single_def_stmt_with_phi): Likewise.
18207 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
18208 (vn_reference_lookup_1): New helper function.
18209 (vn_reference_lookup): Walk the virtual use-def chain to
18210 continue searching for a match if the def does not alias the
18211 reference we are looking for.
18213 2008-03-14 David Edelsohn <edelsohn@gnu.org>
18215 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
18216 archive and Perzl. Update The Written Word listing.
18218 2008-03-14 Richard Guenther <rguenther@suse.de>
18220 PR tree-optimization/34043
18221 PR tree-optimization/33989
18222 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
18224 (bitmap_find_leader): Use extra argument to verify dominance
18225 relationship inside a basic-block.
18226 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
18227 (find_leader_in_sets): Adjust.
18228 (create_component_ref_by_pieces): Take extra argument for
18229 dominance check, handle lookup failures.
18230 (find_or_generate_expression): Likewise.
18231 (create_expression_by_pieces): Likewise.
18232 (insert_into_preds_of_block): Adjust.
18233 (create_value_expr_from): If asked for, verify all operands
18234 are in the blocks AVAIL_OUT set.
18235 (make_values_for_stmt): Check for SSA_NAMEs that are life
18236 over an abnormal edge.
18237 (compute_avail): Remove such check.
18238 (do_SCCVN_insertion): New function.
18239 (eliminate): If we do not find a leader suitable for replacement
18240 insert a replacement expression from SCCVN if available.
18241 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
18242 (struct vn_ssa_aux): Add needs_insertion flag.
18243 * tree-ssa-sccvn.c (may_insert): New global flag.
18244 (copy_reference_ops_from_ref): Value-number union member access
18245 based on its size, not type and member if insertion is allowed.
18246 (visit_reference_op_load): For a weak match from union type
18247 punning lookup a view-converted value and insert a SSA_NAME
18248 for that value if that is not found.
18249 (visit_use): Make dumps shorter. Do not disallow value numbering
18250 SSA_NAMEs that are life over an abnormal edge to constants.
18251 (free_scc_vn): Release inserted SSA_NAMEs.
18252 (run_scc_vn): New flag to specify whether insertion is allowed.
18253 Process SSA_NAMEs in forward order.
18254 * tree-ssa-loop-im.c (for_each_index): Handle invariant
18255 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
18256 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
18257 pointer type to/from integral types that do not change the
18258 precision to regular conversions.
18260 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18262 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18263 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18264 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
18265 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
18266 input arguments and the mode of return value. Built-in functions
18267 that operate on whole 64-bit MMX register now use V1DI mode.
18269 2008-03-13 Alon Dayan <alond@il.ibm.com>
18270 Olga Golovanevsky <olga@il.ibm.com>
18272 PR tree-optimization/35041
18273 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
18274 to locate the right position in a statement.
18276 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18280 * config/i386/xmmintrin.h: Change all static inline functions to
18281 extern inline and add __gnu_inline__ attribute.
18282 * config/i386/bmintrin.h: Ditto.
18283 * config/i386/smmintrin.h: Ditto.
18284 * config/i386/tmmintrin.h: Ditto.
18285 * config/i386/mmintrin-common.h: Ditto.
18286 * config/i386/ammintrin.h: Ditto.
18287 * config/i386/emmintrin.h: Ditto.
18288 * config/i386/pmmintrin.h: Ditto.
18289 * config/i386/mmintrin.h: Ditto.
18290 * config/i386/mm3dnow.h: Ditto.
18292 2008-03-13 Jakub Jelinek <jakub@redhat.com>
18294 PR middle-end/35185
18295 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
18296 (lower_omp_2): New function.
18297 (lower_omp_1, lower_omp): Rewritten.
18299 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
18302 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
18303 with the phrase "Microsoft Windows compilers".
18304 (Push/Pop Macro Pragmas): New subsection. Document
18305 #pragma push_macro and pragma pop_macro.
18307 2008-03-12 Paul Brook <paul@codesourcery.com>
18309 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
18311 2008-03-12 Paul Brook <paul@codesourcery.com>
18313 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
18314 (thumb2_alusi3_short): Exclude PLUS and MINUS.
18315 (thumb2_addsi_shortim): Rename ...
18316 (thumb2_addsi_short): ... to this. Allow register operands.
18317 (thumb2_subsi_short): New pattern.
18318 (thumb2_one_cmplsi2_short,
18319 thumb2_negsi2_short): New patterns and peepholes.
18321 2008-03-12 Paul Brook <paul@codesourcery.com>
18323 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
18325 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
18327 * config/i386/i386.md (int_cond): New code iterator.
18329 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
18330 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
18331 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
18332 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
18333 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
18334 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
18335 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
18336 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
18338 2008-03-12 Paul Brook <paul@codesourcery.com>
18340 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
18341 instead of {arm,thumb}_compute_save_reg_mask.
18342 (output_return_instruction): Ditto.
18343 (thumb_unexpanded_epilogue): Ditto.
18344 (thumb1_expand_prologue): Ditto.
18345 (thumb1_output_function_prologue): Ditto.
18346 (arm_set_return_address): Ditto.
18347 (thumb_set_return_address): Ditto.
18348 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
18349 regs to achieve stack alignment.
18350 (thumb1_compute_save_reg_mask): Fix compiler warning.
18351 (arm_output_epilogue): Use offsets->saved_regs_mask.
18352 Adjust stack pointer by poping call clobered registers.
18353 (arm_expand_prologue): Use offsets->saved_regs_mask.
18354 Adjust stack pointer by pushing extra registers.
18355 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
18357 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
18360 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
18361 conversion to the operands of a multiplication.
18363 2008-03-12 Richard Guenther <rguenther@suse.de>
18365 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
18366 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
18367 * timevar.def (TV_TREE_PHIPROP): Add.
18368 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
18369 pass description. Use TV_TREE_PHIPROP.
18370 * tree-ssa-forwprop.c: Remove phiprop code.
18372 2008-03-12 Jakub Jelinek <jakub@redhat.com>
18374 PR middle-end/35549
18375 * omp-low.c (maybe_lookup_decl): Constify first argument.
18376 (use_pointer_for_field): Change last argument from bool to
18377 omp_context *. Disallow shared copy-in/out in nested
18378 parallel if decl is shared in outer parallel too.
18379 (build_outer_var_ref, scan_sharing_clauses,
18380 lower_rec_input_clauses, lower_copyprivate_clauses,
18381 lower_send_clauses, lower_send_shared_vars): Adjust callers.
18383 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
18384 Ira Rosen <irar@il.ibm.com>
18386 * tree-vectorizer.c (free_stmt_vec_info): New function.
18387 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
18388 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
18389 * tree-vectorizer.h (free_stmt_vec_info): Declare.
18390 * tree-vect-transform.c (vectorizable_conversion): Free
18391 vec_oprnds0 if it was allocated.
18392 (vect_permute_store_chain): Remove unused VECs.
18393 (vectorizable_store): Free VECs that are allocated in the..
18395 (vect_transform_strided_load, vectorizable_load): Likewise.
18396 (vect_remove_stores): Simplify the code.
18397 (vect_transform_loop): Move code to vect_remove_stores().
18398 Call vect_remove_stores() and free_stmt_vec_info().
18400 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18402 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
18403 TARGET_HPUX. Revise comment.
18404 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
18405 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
18406 Use sr4 variant of `be' instruction when not generating PIC code.
18407 (attr_length_call): Adjust for above change.
18409 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18411 * ipa-reference.c (static_execute): Remove module_statics_const and
18412 associated setting code.
18414 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18417 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
18418 predicate for operand 1.
18419 (paritysi2_cmp): Use register_operand predicate for operand 2.
18420 Use earlyclobber modifier for operand 1. Remove support for
18422 (paritydi2_cmp): Use register_operand predicate for operand 3.
18423 Use earlyclobber modifier for operand 1. Remove support for
18426 2008-03-11 Paul Brook <paul@codesourcery.com>
18427 Vladimir Prus <vladimir@codesourcery.com>
18429 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
18430 (arm_compute_save_reg0_reg12_mask): Always
18431 check if register 11 must be saved. Always safe hard frame pointer
18432 when frame_pointer_needeed.
18433 (arm_compute_save_reg_mask): Save IP and PC
18434 only with apcs frames.
18435 (arm_output_epilogue): Adjust Thumb2 codepath to
18436 be also invoked and work for ARM non-apcs frames.
18437 (arm_expand_prologue): Don't bother saving IP
18438 for non-apcs frame, since it's not clobbered by
18439 prologue code. Implement non-apcs frame
18442 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18444 PR rtl-optimization/35281
18445 * expr.c (convert_move): Use a new pseudo for the intermediate
18446 from_mode->word_mode result.
18448 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18450 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
18451 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
18452 * toplev.c (compile_file): Don't call it.
18454 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18456 PR middle-end/35526
18457 * expr.c (store_expr): Call emit_block_move if the mode
18458 of "temp" RTX is BLKmode.
18460 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18461 Richard Guenther <rguenther@suse.de>
18463 PR tree-optimization/31358
18464 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
18465 the step with a NULL_TREE.
18466 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
18467 to sizetype if type is a pointer type.
18468 (add_candidate_1): Don't convert the base and step to
18469 the generic type if the orginal type is a pointer type.
18470 (add_iv_value_candidates): Use sizetype for the step
18471 if type is a pointer type.
18472 (cand_value_at): Likewise.
18473 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
18475 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
18476 Don't convert the tem affine to the type.
18477 (add_elt_to_tree): Use sizetype for the step if a pointer.
18478 Use POINTER_PLUS_EXPR for pointers.
18479 (aff_combination_to_tree): Use sizetype for the step if a
18482 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
18484 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
18485 Remove commutativity hint.
18487 2008-03-10 Jakub Jelinek <jakub@redhat.com>
18491 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
18492 errorneous type. Check that v is a VAR_DECL.
18494 PR middle-end/35099
18495 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
18497 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
18499 PR tree-optimization/35494
18500 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
18501 may be overriden at link and run time.
18503 2008-03-10 Richard Guenther <rguenther@suse.de>
18505 PR tree-optimization/34677
18506 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
18507 (poolify_tree): Likewise.
18508 (modify_expr_template): Likewise.
18509 (poolify_modify_stmt): Likewise.
18510 (insert_fake_stores): Handle all component-ref style stores
18511 in addition to INDIRECT_REF. Also handle complex types.
18512 Do not poolify the inserted load.
18513 (realify_fake_stores): Do not rebuild the tree but only
18514 make it a SSA_NAME copy.
18515 (init_pre): Remove initialzation of modify_expr_template.
18516 Do not allocate modify_expr_node_pool.
18517 (fini_pre): Do not free modify_expr_node_pool.
18519 2008-03-10 Paul Brook <paul@codesourcery.com>
18521 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
18522 to avoid conflicts.
18524 2008-03-10 Paul Brook <paul@codesourcery.com>
18525 Mark Shinwell <shinwell@codesourcery.com>
18527 * config/arm/cortex-r4.md: New.
18528 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
18530 * config/arm/arm.md: Include cortex-r4.md.
18531 (insn): Add smmls, sdiv and udiv values.
18532 (generic_sched): Don't use generic scheduling for Cortex-R4.
18533 (arm_issue_rate): New function.
18534 (TARGET_SCHED_ISSUE_RATE): Define.
18536 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
18538 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
18540 2008-03-10 Richard Guenther <rguenther@suse.de>
18542 * tree-ssa-pre.c (get_sccvn_value): Simplify.
18543 (compute_avail): Do not add stmt uses to AVAIL_OUT.
18545 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
18547 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
18548 Set default to true.
18550 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18552 * c.opt (Wsynth): Deprecate.
18553 * doc/invoke.texi (Option Summary, Warning Options): Document
18554 -Wno-format-contains-nul.
18556 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
18559 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
18560 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
18562 2008-03-09 Ira Rosen <irar@il.ibm.com>
18564 * config/rs6000/rs6000.c (builtin_description): Rename vector
18565 left shift operations.
18566 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
18567 (altivec_vsl<VI_char>): Rename to ...
18568 (ashl<mode>3): ... new name.
18569 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
18571 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
18573 2008-03-08 Richard Guenther <rguenther@suse.de>
18575 * coverage.h (tree_coverage_counter_addr): Declare.
18576 * coverage.c (tree_coverage_counter_addr): New function.
18577 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
18578 before using again.
18579 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
18580 (tree_gen_one_value_profiler): Likewise.
18581 (tree_gen_ic_profiler): Likewise.
18582 (tree_gen_average_profiler): Likewise.
18583 (tree_gen_ior_profiler): Likewise.
18585 2008-03-08 Richard Guenther <rguenther@suse.de>
18587 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
18588 (vn_binary_op_insert): Likewise.
18589 (vn_unary_op_lookup): Likewise.
18590 (vn_unary_op_insert): Likewise.
18591 (vn_nary_op_lookup): Declare.
18592 (vn_nary_op_insert): Likewise.
18593 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
18594 and binary hashes, use a single obstack for unary_op_pool
18595 and binary_op_pool.
18596 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
18597 a single struct vn_nary_op_s. Store tree code length and
18598 a variable number of operands.
18599 (struct vn_reference_op_struct): Remove unused op2.
18600 (vn_reference_op_eq): Do not compare op2.
18601 (vn_reference_op_compute_hash): Do not compute hash of op2.
18602 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
18603 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
18604 with vn_nary_op_compute_hash.
18605 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
18606 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
18608 (vn_unary_op_insert, vn_binary_op_insert): Replace with
18610 (visit_unary_op): Call nary functions.
18611 (visit_binary_op): Likewise.
18612 (process_scc): Adjust for struct vn_tables_s changes.
18613 (allocate_vn_table): Likewise.
18614 (free_vn_table): Likewise.
18615 * tree-vn.c (vn_add): Call nary functions.
18616 (vn_lookup): Likewise.
18618 2008-03-08 Jakub Jelinek <jakub@redhat.com>
18621 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
18622 wdst back after sync_compare_and_swapqhi_internal.
18624 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
18627 * config/i386/i386-modes.def (V1DI): New vector mode.
18628 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
18629 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
18630 (MMXMODE248): Ditto.
18631 (MMXMODE): Add V1DI mode.
18632 (mmxvecsize): Change DI mode to V1DI mode.
18633 ("mov<mode>): Use MMXMODEI8 mode iterator.
18634 ("*mov<mode>_internal_rex64"): Ditto.
18635 ("*mov<mode>_internal"): Ditto.
18636 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
18637 ("mmx_sub<mode>3"): Ditto.
18638 ("mmx_adddi3"): Remove insn pattern.
18639 ("mmx_subdi3"): Ditto.
18640 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
18641 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
18642 ("mmx_ashl<mode>3"): Ditto.
18643 ("mmx_lshrdi3"): Remove insn pattern.
18644 ("mmx_ashldi3"): Ditto.
18645 * config/i386/i386.c (classify_argument): Handle V1DImode.
18646 (function_arg_advance_32): Ditto.
18647 (function_arg_32): Ditto.
18648 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
18649 mmx_addv1di3 insn pattern.
18650 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
18651 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
18652 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
18653 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
18654 Remove definitions of built-in functions.
18655 (V1DI_type_node): New node.
18656 (v1di_ftype_v1di_int): Ditto.
18657 (v1di_ftype_v1di_v1di): Ditto.
18658 (v2si_ftype_v2si_si): Ditto.
18659 (v4hi_ftype_v4hi_di): Remove node.
18660 (v2si_ftype_v2si_di): Ditto.
18661 (ix86_init_mmx_sse_builtins): Handle V1DImode.
18662 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
18663 Redefine builtins using def_builtin_const with *_ftype_*_int node.
18664 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
18665 Add new builtins using def_builtin_const.
18666 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
18667 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
18668 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
18669 * config/i386/mmintrin.h (__v1di): New typedef.
18670 (_mm_add_si64): Cast arguments to __v1di type.
18671 (_mm_sub_si64): Ditto.
18672 (_mm_sll_pi16): Cast __count to __v4hi type.
18673 (_mm_sll_pi32): Cast __count to __v2si type.
18674 (_mm_sll_si64): Cast arguments to __v1di type.
18675 (_mm_srl_pi16): Cast __count to __v4hi type.
18676 (_mm_srl_pi32): Cast __count to __v2si type.
18677 (_mm_srl_si64): Cast arguments to __v1di type.
18678 (_mm_sra_pi16): Cast __count to __v4hi type.
18679 (_mm_sra_pi32): Cast __count to __v2si type.
18680 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
18681 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
18682 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
18683 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
18684 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
18685 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
18686 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
18687 (_mm_srai_pi32): Use __builtin_ia32_psradi.
18688 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
18689 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18690 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18691 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
18693 2008-03-07 Joseph Myers <joseph@codesourcery.com>
18695 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
18697 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
18700 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
18701 reg+const addressing for Altivec modes. Don't generate reg+reg
18702 addressing for TFmode or TDmode quantities.
18704 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
18706 * c-common.c (vector_types_convertible_p): Call langhook
18707 instead of comptypes.
18709 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18712 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
18713 integral and scalar float variables which have a
18716 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
18718 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
18719 dwarf_register_span hook when emitting unwind information for
18720 register-to-memory saves.
18721 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
18722 (rs6000_frame_related): Remove call to spe_synthesize_frame.
18724 2008-03-06 Jakub Jelinek <jakub@redhat.com>
18726 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
18727 for the same VAR_DECL.
18729 2008-03-06 Tom Tromey <tromey@redhat.com>
18731 * treelang: Delete.
18732 * doc/standards.texi (Standards): Don't mention treelang.
18733 * doc/invoke.texi (Overall Options): Don't mention treelang.
18734 * doc/install.texi (Prerequisites): Don't mention bison or
18736 (Configuration): Don't mention treelang.
18737 (Building): Likewise.
18738 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
18740 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
18742 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
18743 word-extractions out of a multi-word object.
18745 2008-03-06 Richard Guenther <rguenther@suse.de>
18747 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
18748 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
18749 result type and precision.
18750 * expr.c (get_inner_reference): Set unsignedp based on the result
18751 type of BIT_FIELD_REF.
18752 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
18753 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
18754 (try_instantiate_multiple_fields): Likewise. Use the correct type
18756 (sra_build_assignment): Likewise.
18757 (sra_build_elt_assignment): Likewise.
18758 (sra_explode_bitfield_assignment): Likewise.
18759 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
18760 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
18761 set BIT_FIELD_REF_UNSIGNED.
18762 (vectorizable_load): Likewise.
18764 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
18766 * cse.c (cse_extended_basic_block): Invalidate artificial defs
18769 2008-03-06 Richard Guenther <rguenther@suse.de>
18771 * alias.c (struct alias_set_entry): Move has_zero_child field
18772 to pack with alias_set.
18774 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18776 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18779 2008-03-05 Ian Lance Taylor <iant@google.com>
18781 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
18783 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
18785 * fwprop.c (update_df): Support width and offset parameters of
18787 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
18788 global_conflicts): Change DF_REF_EXTRACT to either
18789 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18790 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18791 * df-scan.c (df_ref_record, df_defs_record,
18792 df_ref_create_structure, df_def_record_1, df_uses_record,
18793 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
18794 df_bb_refs_collect, df_entry_block_defs_collect,
18795 df_exit_block_uses_collect): Support new width and offset fields.
18796 (ref_extract_pool): New storage pool.
18797 (df_free_ref): New function.
18798 (df_reg_chain_unlink, df_free_collection_rec,
18799 df_sort_and_compress_refs): Call df_free_ref.
18800 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
18802 (df_ref_create_structure): Allocate df_ref_extract if offset and
18803 width fields are used.
18804 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
18805 (df_uses_record): Get offset and width from ZERO_EXTRACT
18807 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
18808 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18809 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18810 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
18811 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
18812 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
18813 (df_ref_extract): New structure.
18814 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
18815 (df_ref_create): Add width and offset parameters.
18817 2008-03-05 Richard Guenther <rguenther@suse.de>
18819 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18820 Use ranges_overlap_p.
18821 (offset_overlaps_with_access): Rename
18822 to ranges_overlap_p and move ...
18823 * tree-flow-inline.h (ranges_overlap_p): ... here.
18825 * tree.h (get_inner_reference, handled_component_p): Update
18828 * tree.h (record_component_aliases, get_alias_set,
18829 alias_sets_conflict_p, alias_sets_must_conflict_p,
18830 objects_must_conflict_p): Move declarations ...
18831 * alias.h (record_component_aliases, get_alias_set,
18832 alias_sets_conflict_p, alias_sets_must_conflict_p,
18833 objects_must_conflict_p): ... here.
18834 Include coretypes.h.
18835 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
18837 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
18839 * cfg.c: Include tree-flow.h.
18840 (remove_edge_raw): Call redirect_edge_var_map_clear.
18841 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
18842 * tree-flow-inline.h (redirect_edge_var_map_def): New.
18843 (redirect_edge_var_map_result): New.
18844 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
18845 PENDING_STMT use with redirect_edge_var_map_*.
18846 * tree-ssa.c (edge_var_maps): New definition.
18847 (redirect_edge_var_map_add): New.
18848 (redirect_edge_var_map_clear): New.
18849 (redirect_edge_var_map_dup): New.
18850 (redirect_edge_var_map_vector): New.
18851 (redirect_edge_var_map_destroy): New.
18852 (ssa_redirect_edge): Replace PENDING_STMT use with
18853 redirect_edge_var_map_*.
18854 (flush_pending_stmts): Same.
18855 (delete_tree_ssa): Destroy edge var map.
18856 * tree-flow.h (struct _edge_var_map): New.
18857 Define edge_var_map vector type.
18858 Declare redirect_edge_var_map_* prototypes.
18859 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
18860 * tree-cfg.c (reinstall_phi_args): Replace
18861 PENDING_STMT use with redirect_edge_var_map_*.
18863 2008-03-05 Richard Guenther <rguenther@suse.de>
18865 PR tree-optimization/35472
18866 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
18867 whose single use_stmt has a overlapping set of loaded and
18868 stored symbols as that use_stmt might be a noop assignment then.
18870 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
18872 * gthr-rtems.h: Implement __gthread_mutex_destroy.
18874 2008-03-05 Richard Guenther <rguenther@suse.de>
18877 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
18878 should be constants.
18879 * tree-cfg.c (verify_expr): Verify it.
18880 * fold-const.c (fold_truthop): Remove code generating
18881 BIT_FIELD_REFs of structure bases.
18882 (fold_binary): Likewise.
18883 (fold_ternary): Position and size of BIT_FIELD_REFs are
18884 always host integers.
18885 (make_bit_field_ref): Remove.
18886 (optimize_bit_field_compare): Remove.
18887 (all_ones_mask_p): Remove.
18889 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
18892 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
18893 (split_block_and_df_analyze): New. Split basic block and rebuild
18895 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
18897 (split_pattern_seq): Likewise.
18898 (erase_matching_seqs): Likewise.
18899 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
18901 2008-03-04 Geoff Keating <geoffk@apple.com>
18903 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
18904 declaration and code.
18905 (tree_invalid_nonnegative_warnv_p): Likewise.
18907 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
18909 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
18910 examples. Truncate option-names then causing overfull hbox.
18912 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18915 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
18917 * configure: Rebuilt.
18919 2008-03-04 Rafael Espindola <espindola@google.com>
18921 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
18922 (tree_unary_nonnegative_warnv_p): New.
18923 (tree_binary_nonnegative_warnv_p): New.
18924 (tree_single_nonnegative_warnv_p): New.
18925 (tree_invalid_nonnegative_warnv_p): New.
18926 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
18928 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18931 * opts.c (handle_option): Postpone 'unknown option' errors only for
18934 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
18937 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
18940 2008-03-04 Rafael Espindola <espindola@google.com>
18942 * fold-const.c (tree_unary_nonzero_warnv_p): New.
18943 (tree_binary_nonzero_warnv_p): New.
18944 (tree_single_nonzero_warnv_p): New.
18945 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
18947 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
18949 PR middle-end/35456
18950 * fold-const.c (fold_cond_expr_with_comparison): Prevent
18951 transformations for modes that have signed zeros.
18952 * ifcvt.c (noce_try_abs): Ditto.
18954 2008-03-04 Joseph Myers <joseph@codesourcery.com>
18956 * config/i386/i386.c (override_options): Force
18957 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
18959 2008-03-04 Jan Hubicka <jh@suse.cz>
18962 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
18965 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18967 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
18968 label to probe the stack.
18970 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
18972 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
18973 (__gthr_win32_mutex_destroy): Declare.
18974 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
18975 __gthr_win32_mutex_destroy.
18976 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
18978 2008-03-03 Jan Hubicka <jh@suse.cz>
18981 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
18982 aggressive on inlining cold calls.
18984 2008-03-03 Richard Guenther <rguenther@suse.de>
18986 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
18987 struct copies into the expression table.
18988 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
18989 (try_to_simplify): Likewise.
18990 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
18991 integral and pointer arguments which do not change the
18992 precision to NOP_EXPRs.
18993 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
18994 VIEW_CONVERT_EXPR case.
18996 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
18998 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
18999 defined in a loop at depth 0 is invariant.
19000 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19001 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
19002 be called at loop depth 0.
19004 2008-03-02 Jakub Jelinek <jakub@redhat.com>
19007 * gcc.c (process_command): Update copyright notice dates.
19008 * gcov.c (print_version): Likewise.
19009 * gcov-dump.c (print_version): Likewise.
19010 * mips-tfile.c (main): Likewise.
19011 * mips-tdump.c (main): Likewise.
19013 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19016 * c-common.c (flag_permissive): Delete.
19017 (constant_expression_warnings): Check flags first.
19018 (constant_expression_error): New.
19019 * c-common.h (flag_permissive): Delete.
19020 (constant_expression_error): Declare.
19021 * flags.h (flag_permissive): Declare. Update description.
19022 * diagnostic.c (pedwarn): Update.
19024 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
19025 (permissive_error_kind): New.
19026 * toplev.c (flag_permissive): Define. Update description.
19027 * toplev.h (permissive_error_kind): Declare.
19028 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
19029 (pedwarn_c90): Use pedantic_warning_kind.
19030 * c-opts.c (c_common_post_options): flag_permissive does not affect
19031 flag_pedantic_errors.
19033 2008-03-02 Joseph Myers <joseph@codesourcery.com>
19035 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
19036 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
19037 __absvsi2, __absvDI2): Use unsigned arithmetic.
19039 2008-03-02 Andi Kleen <ak@suse.de>
19040 Richard Guenther <rguenther@suse.de>
19042 * struct-equiv.c: Remove file.
19043 * cfg_cleanup.c (condjump_equiv_p): Remove.
19044 * Makefile.in (OBJS-common): Remove struct-equiv.o.
19045 (struct-equiv.o): Remove rule.
19046 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
19047 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
19048 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
19050 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19052 * ifcvt.c (noce_process_if_block): Try to handle only the then
19053 block if the else block exists but isn't suitable.
19055 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19058 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
19059 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
19060 regression from previous patch.
19062 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19065 * gthr.h: Add __gthread_mutex_destroy as a function that must be
19067 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
19068 * gthr-single.h (__gthread_mutex_destroy): Likewise.
19069 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
19070 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
19071 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
19072 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
19073 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
19074 (__gthread_mutex_destroy_function): Rename to
19075 __gthread_mutex_destroy.
19076 * gthr-dce.h (__gthread_mutex_destroy): Call
19077 pthread_mutex_destroy.
19078 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
19079 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
19080 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
19082 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19084 * df-scan.c (df_ref_chain_change_bb): Simplify.
19085 (df_insn_change_bb): Add new_bb argument. Simplify. Call
19086 set_block_for_insn if there's any change.
19087 * df.h ((df_insn_change_bb): Fix prototype.
19088 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
19089 df_insn_change_bb, don't call set_block_for_insn.
19090 * emit-rtl.c (reorder_insns): Likewise.
19091 * haifa-sched.c (move_insn): Likewise.
19093 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19095 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
19097 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19099 * tree-flow-inline.h (next_readonly_imm_use): Return
19100 NULL_USE_OPERAND_P after the end.
19102 2008-03-01 Richard Guenther <rguenther@suse.de>
19104 PR tree-optimization/35411
19105 * tree-sra.c (sra_build_assignment): Split conversion to
19106 final type to a separate statement if we are not assigning
19109 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19111 * fold-const.c (fold_convertible_p): Correct the logic to follow
19112 that in fold_convert().
19114 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
19117 * tree-inline.c (build_duplicate_type): When we make a
19118 duplicate type, make it unique in the canonical types system.
19120 2008-02-29 Tom Tromey <tromey@redhat.com>
19122 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
19123 input_file_stack_history, input_file_stack_restored): Remove.
19124 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19125 * input.h (struct file_stack): Remove.
19126 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19127 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
19129 * diagnostic.h (struct diagnostic_context) <last_module>: Change
19131 (diagnostic_last_module_changed): Add 'map' argument.
19132 (diagnostic_set_last_function): Likewise.
19133 * diagnostic.c (undiagnostic_report_current_module): Iterate using
19134 line map, not input_file_stack.
19135 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
19137 2008-02-29 Paul Brook <paul@codesourcery.com>
19139 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
19141 2008-02-29 Paul Brook <paul@codesourcery.com>
19143 * config/arm/ieee754-df.S (muldf3): Use RET macros.
19145 2008-02-29 Richard Guenther <rguenther@suse.de>
19147 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
19149 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
19150 value for comparing for a store match.
19151 (simplify_unary_expression): Do nothing for SSA_NAMEs.
19152 (try_to_simplify): Do not do a full-blown reference lookup.
19154 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19156 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
19157 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19159 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
19161 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
19163 * tree-loop-linear.c (try_interchange_loops): Compare memory access
19164 strides against cache sizes.
19166 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19168 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
19171 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
19173 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
19174 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
19175 is smaller than the original promoted value.
19176 (simplify_subreg): If OP is a SUBREG, try to preserve its
19177 SUBREG_PROMOTED_VAR_P information.
19179 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
19181 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
19182 (VN_INFO_GET): Allocate new objects on the obstack.
19183 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
19184 for rpo_numbers_temp, for consistency.
19185 (free_scc_vn): Free the obstack.
19187 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
19189 * doc/invoke.texi: Document -ftree-loop-distribution.
19190 * tree-loop-distribution.c: New.
19191 * tree-pass.h (pass_loop_distribution): New.
19192 * graphds.h (struct graph): Add htab_t indices.
19193 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
19194 * tree-vectorizer.c (rename_variables_in_loop): Extern.
19195 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
19196 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
19197 * tree-data-ref.c (debug_data_dependence_relations): New.
19198 (dump_data_dependence_relation): Also print data references.
19199 (free_data_ref): Extern.
19200 (same_access_functions): Moved...
19201 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
19202 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19203 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
19204 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
19205 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
19206 (stmts_from_loop): Skip LABEL_EXPR.
19207 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
19209 (build_rdg): Initialize rdg->indices htab.
19210 (free_rdg, stores_from_loop, ref_base_address,
19211 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
19212 have_similar_memory_accesses_1, ref_base_address_1,
19213 remove_similar_memory_refs): New.
19214 * tree-data-ref.h: Depend on tree-chrec.h.
19215 (debug_data_dependence_relations, free_data_ref): Declared.
19216 (same_access_functions): ... here.
19217 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
19219 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
19220 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
19221 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
19222 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19223 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
19224 rdg_vertex_for_stmt): Declared.
19225 (struct rdg_edge): Add level.
19227 (free_rdg, stores_from_loop, remove_similar_memory_refs,
19228 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
19230 (rdg_has_similar_memory_accesses): New.
19231 * tree-vect-analyze.c: Remove unused static decls.
19232 * lambda.h (dependence_level): New.
19233 * common.opt (ftree-loop-distribution): New.
19234 * tree-flow.h (mark_virtual_ops_in_bb,
19235 slpeel_tree_duplicate_loop_to_edge_cfg,
19236 rename_variables_in_loop): Declared.
19237 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
19238 (OBJS-common): Add tree-loop-distribution.o.
19239 (tree-loop-distribution.o): New rule.
19240 * tree-cfg.c (mark_virtual_ops_in_bb): New.
19241 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
19242 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
19244 2008-02-28 Joseph Myers <joseph@codesourcery.com>
19247 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
19248 other than structures and unions.
19250 2008-02-28 Richard Guenther <rguenther@suse.de>
19253 2008-02-26 Richard Guenther <rguenther@suse.de>
19255 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19256 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19257 (lookup_decl_from_uid): Declare.
19258 (remove_decl_from_map): Likewise.
19259 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19260 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19261 (decl_for_uid_map): New global hashtable mapping DECL_UID
19263 (init_ttree): Allocate it.
19264 (insert_decl_to_uid_decl_map): New helper function.
19265 (make_node_stat): Insert new decls into the map.
19266 (copy_node_stat): Likewise.
19267 (lookup_decl_from_uid): New function.
19268 (remove_decl_from_map): Likewise.
19269 (print_decl_for_uid_map_statistics): New helper.
19270 (dump_tree_statistics): Call it.
19272 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19273 (referenced_var_iterator): Adjust.
19274 (FOR_EACH_REFERENCED_VAR): Adjust.
19275 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19276 (num_referenced_vars): Adjust.
19277 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19278 (first_referenced_var): Remove.
19279 (end_referenced_vars_p): Likewise.
19280 (next_referenced_var): Likewise.
19281 (referenced_var_iterator_set): New helper function.
19282 * tree-dfa.c (referenced_var_lookup): Adjust.
19283 (referenced_var_check_and_insert): Likewise.
19284 (remove_referenced_var): Likewise.
19285 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19286 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19287 (verify_call_clobbering): Likewise.
19288 (verify_memory_partitions): Likewise.
19289 (init_tree_ssa): Allocate bitmap instead of hashtable for
19291 (delete_tree_ssa): Adjust.
19292 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19293 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19294 (compute_tag_properties): Likewise.
19295 (set_initial_properties): Likewise.
19296 (find_partition_for): Likewise.
19297 (update_reference_counts): Likewise.
19298 (dump_may_aliases_for): Likewise.
19299 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19300 (add_call_clobber_ops): Likewise.
19301 (add_call_read_ops): Likewise.
19302 (get_asm_expr_operands): Likewise.
19303 * tree-into-ssa.c (dump_decl_set): Likewise.
19304 (update_ssa): Likewise.
19305 * tree-sra.c (scan_function): Likewise.
19306 (decide_instantiations): Likewise.
19307 (scalarize_parms): Likewise.
19308 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19309 (dsa_named_for): Likewise.
19310 * tree-ssa-structalias.c (update_alias_info): Likewise.
19311 (merge_smts_into): Likewise.
19313 2008-02-27 David Daney <ddaney@avtrex.com>
19316 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
19317 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
19318 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
19319 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
19320 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
19322 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
19325 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
19326 (BUILT_IN_NEXTTOWARD): Remove.
19327 (BUILT_IN_NEXTTOWARDF): Ditto.
19328 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
19329 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
19331 2008-02-27 Tom Tromey <tromey@redhat.com>
19333 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
19334 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
19336 2008-02-27 Jan Beulich <jbeulich@novell.com>
19338 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
19339 update the respective field on newdecl.
19341 2008-02-27 Revital Eres <eres@il.ibm.com>
19343 PR rtl-optimization/34999
19344 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
19345 crossing edges that ends with a call insn.
19346 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
19347 call insn and clear the EDGE_CROSSING flag of the crossing edge
19348 when fixing fallthru edges.
19350 2008-02-27 Richard Guenther <rguenther@suse.de>
19352 PR middle-end/35390
19353 * fold-const.c (fold_unary): Return the correct argument,
19354 converted to the result type.
19356 2008-02-27 Richard Guenther <rguenther@suse.de>
19358 PR middle-end/34971
19359 * expr.c (expand_expr_real_1): Assert on rotates that operate
19361 * fold-const.c (fold_binary): Use the types precision, not the
19362 bitsize of the mode if folding rotate expressions. Build rotates
19363 only for full modes.
19365 2008-02-27 Jakub Jelinek <jakub@redhat.com>
19367 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
19368 and CPP_PRAGMA_EOL.
19369 * c-pragma.c (pragma_ns_name): New typedef.
19370 (registered_pp_pragmas): New variable.
19371 (c_pp_lookup_pragma): New function.
19372 (c_register_pragma_1): If flag_preprocess_only, do nothing
19373 for non-expanded pragmas, for expanded ones push pragma's
19374 namespace and name into registered_pp_pragmas vector.
19375 (c_invoke_pragma_handler): Register OpenMP pragmas even when
19376 flag_preprocess_only, don't register GCC pch_preprocess
19377 pragma if flag_preprocess_only.
19378 * c-opts.c (c_common_init): Call init_pragma even if
19379 flag_preprocess_only.
19380 * c-pragma.c (c_pp_lookup_pragma): New prototype.
19381 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
19382 cpp_register_pragma if flag_preprocess_only.
19384 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19387 * c-parser.c (c_parser_translation_unit): Warn for empty
19388 translation unit, not empty source file.
19390 2008-02-26 Paul Brook <paul@codesourcery.com>
19392 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
19393 operand for Thumb-2.
19394 * config/arm/arm.h (reg_class): Add CORE_REGS.
19395 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
19396 (BASE_REG_CLASS): Use CORE_REGS.
19397 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
19398 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
19399 (REGNO_OK_FOR_INDEX_P): Exclude SP.
19400 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
19401 ARM_REGNO_OK_FOR_INDEX_P.
19402 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
19403 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
19404 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
19405 (ldm/stm peepholes): Ditto.
19406 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
19407 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
19408 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
19409 * config/arm/constraints.md: Enable "k" constraint on ARM.
19411 2008-02-27 Ben Elliston <bje@au.ibm.com>
19413 * config/rs6000/rs6000.c: Annotate cache line size field in all
19414 instances of struct processor_costs.
19416 2008-02-26 David Edelsohn <edelsohn@gnu.org>
19418 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
19419 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
19420 jump_bypass): New counters.
19421 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
19422 * dce.c (gate_ud_dce): Same.
19423 (gate_fast_dce): Same.
19424 * dse.c (gate_dse1): New function.
19425 (gate_dse2): New function.
19426 (gate_dse): Merge results of new gate functions.
19427 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
19428 (gate_handle_jump_bypass): Add dbg_cnt.
19429 (gate_handle_gcse): Add dbg_cnt.
19430 * ifcvt.c (gate_handle_if_conversion): Same.
19431 (gate_handle_if_after_combine): Same.
19432 (gate_handle_if_after_reload): Same.
19433 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
19435 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
19437 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
19439 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
19441 2008-02-26 Jason Merrill <jason@redhat.com>
19444 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
19445 alone if it's the naming decl for the type's main variant.
19447 2008-02-26 Tom Tromey <tromey@redhat.com>
19449 * system.h (USE_MAPPED_LOCATION): Poison.
19450 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
19451 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
19452 (make_goto_expr_edges): Likewise.
19453 (remove_bb): Likewise.
19454 (execute_warn_function_return): Likewise.
19455 * basic-block.h (struct edge_def) <goto_locus>: Change type to
19457 * c-common.c (fname_decl): Remove old location code.
19458 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
19460 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
19462 (ASM_INPUT_SOURCE_LOCATION): Likewise.
19463 (gen_rtx_ASM_INPUT): Likewise.
19464 (gen_rtx_ASM_INPUT_loc): Likewise.
19465 (get_rtx_asm_OPERANDS): Remove.
19466 * cfglayout.c (insn_locators_alloc): Remove old location code.
19467 (set_curr_insn_source_location): Likewise.
19468 (curr_insn_locator): Likewise.
19469 * print-tree.c (print_node): Remove old location code.
19470 * tree-mudflap.c (mf_varname_tree): Remove old location code.
19471 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
19472 * cfgexpand.c (expand_gimple_cond_expr): Don't use
19473 location_from_locus.
19474 (construct_exit_block): Remove old location code.
19475 * emit-rtl.c (force_next_line_note): Remove old location code.
19476 * profile.c (branch_prob): Remove old location code.
19477 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
19478 LOC_LINE): Remove old-location variants.
19479 * langhooks.c (lhd_print_error_function): Remove old location
19481 * configure, config.in: Rebuilt.
19482 * configure.ac (--enable-mapped-location): Remove.
19483 * c-decl.c (c_init_decl_processing): Remove old location code.
19484 (finish_function): Likewise.
19485 * recog.c (decode_asm_operands): Remove old location code.
19486 * c-pch.c (c_common_read_pch): Remove old location code.
19487 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
19489 * gimple-low.c (lower_function_body): Remove old location code.
19490 * toplev.c (unknown_location): Remove.
19491 (push_srcloc): Remove old-location variant.
19492 (process_options): Remove old location code.
19493 (lang_dependent_init): Likewise.
19494 * input.h (UNKNOWN_LOCATION): Move definition.
19495 (location_t): Undeprecate.
19496 (source_locus): Remove.
19497 (location_from_locus): Remove.
19498 (struct location_s): Remove.
19499 Remove all old-location code.
19500 (input_line, input_filename): Remove.
19501 * final.c (final_scan_insn): Remove old location code.
19502 * diagnostic.c (diagnostic_build_prefix): Remove
19503 USE_MAPPED_LOCATION test.
19504 * tree.h (gimple_stmt) <locus>: Now a location_t.
19505 (tree_exp) <locus>: Likewise.
19506 (DECL_IS_BUILTIN): Remove old-location variant.
19507 (annotate_with_file_line, annotate_with_locus): Likewise.
19508 (expr_locus, set_expr_locus): Update.
19509 * tree.c (build1_stat): Remove old location code.
19510 (last_annotated_node): Remove.
19511 (annotate_with_file_line): Remove old-location variant.
19512 (annotate_with_locus): Likewise.
19513 (expr_location): Remove old location code.
19514 (set_expr_location): Likewise.
19515 (expr_has_location): Likewise.
19516 (expr_locus): Likewise.
19517 (set_expr_locus): Likewise.
19518 (expr_filename): Don't use location_from_locus.
19519 (expr_lineno): Likewise.
19520 * rtl-error.c (location_for_asm): Remove old location code.
19521 * c-lex.c (cb_line_change): Remove old location code.
19522 (fe_file_change): Likewise.
19523 (cb_def_pragma): Likewise.
19524 (c_lex_with_flags): Likewise.
19525 * gengtype.c (do_typedef): Don't special-case location types.
19526 (define_location_structures): Remove.
19527 (main): Don't call define_location_structures.
19528 * tree-pretty-print.c (dump_implicit_edges): Remove old location
19531 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19534 * builtins.def (BUILT_IN_STDARG_START): Remove.
19535 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
19536 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
19537 * tree-inline.c (inline_forbidden_p_1): Likewise.
19539 2008-02-26 Richard Guenther <rguenther@suse.de>
19541 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19542 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19543 (lookup_decl_from_uid): Declare.
19544 (remove_decl_from_map): Likewise.
19545 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19546 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19547 (decl_for_uid_map): New global hashtable mapping DECL_UID
19549 (init_ttree): Allocate it.
19550 (insert_decl_to_uid_decl_map): New helper function.
19551 (make_node_stat): Insert new decls into the map.
19552 (copy_node_stat): Likewise.
19553 (lookup_decl_from_uid): New function.
19554 (remove_decl_from_map): Likewise.
19555 (print_decl_for_uid_map_statistics): New helper.
19556 (dump_tree_statistics): Call it.
19558 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19559 (referenced_var_iterator): Adjust.
19560 (FOR_EACH_REFERENCED_VAR): Adjust.
19561 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19562 (num_referenced_vars): Adjust.
19563 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19564 (first_referenced_var): Remove.
19565 (end_referenced_vars_p): Likewise.
19566 (next_referenced_var): Likewise.
19567 (referenced_var_iterator_set): New helper function.
19568 * tree-dfa.c (referenced_var_lookup): Adjust.
19569 (referenced_var_check_and_insert): Likewise.
19570 (remove_referenced_var): Likewise.
19571 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19572 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19573 (verify_call_clobbering): Likewise.
19574 (verify_memory_partitions): Likewise.
19575 (init_tree_ssa): Allocate bitmap instead of hashtable for
19577 (delete_tree_ssa): Adjust.
19578 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19579 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19580 (compute_tag_properties): Likewise.
19581 (set_initial_properties): Likewise.
19582 (find_partition_for): Likewise.
19583 (update_reference_counts): Likewise.
19584 (dump_may_aliases_for): Likewise.
19585 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19586 (add_call_clobber_ops): Likewise.
19587 (add_call_read_ops): Likewise.
19588 (get_asm_expr_operands): Likewise.
19589 * tree-into-ssa.c (dump_decl_set): Likewise.
19590 (update_ssa): Likewise.
19591 * tree-sra.c (scan_function): Likewise.
19592 (decide_instantiations): Likewise.
19593 (scalarize_parms): Likewise.
19594 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19595 (dsa_named_for): Likewise.
19596 * tree-ssa-structalias.c (update_alias_info): Likewise.
19597 (merge_smts_into): Likewise.
19599 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19602 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
19603 * c-opts.c (c_common_handle_option): Wall enables
19604 Wvolatile-register-var.
19605 * common.opt: Move Wvolatile-register-var to...
19608 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19610 * common.opt (Wlarger-than=): New.
19611 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
19613 * opts.c (common_handle_option): Handle -Wlarger-than=.
19614 * optc-gen.awk: Likewise.
19615 * opth-gen.awk: Likewise.
19616 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
19617 * tree-optimize.c (tree_rest_of_compilation): Likewise.
19619 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19621 * c-common.c (match_case_to_enum_1): Add appropriate
19622 OPT_W* parameter to warning.
19623 (c_do_switch_warnings): Likewise.
19624 * c-typeck.c (warning_init): Add one more parameter following
19625 'warning' function.
19626 (push_init_level): Update call to warning_init.
19627 (pop_init_level): Likewise.
19628 (add_pending_init): Likewise.
19629 (output_init_element: Likewise.
19631 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19634 * toplev.c (toplev_main): If there are warnings or error, print
19635 errors for ignored options.
19636 * opts.c (ignored_options): New static variable.
19637 (postpone_unknown_option_error): New.
19638 (print_ignored_options): New.
19639 (handle_option): Postpone errors for unknown -Wno-* options.
19640 * opts.h (print_ignored_options): Declare.
19642 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
19644 * config/mips/mips.md (loadgp_blockage, blockage): Change type
19647 2008-02-25 Richard Guenther <rguenther@suse.de>
19650 2008-02-25 Richard Guenther <rguenther@suse.de>
19652 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19653 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19654 (lookup_decl_from_uid): Declare.
19655 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19656 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19657 (decl_for_uid_map): New global hashtable mapping DECL_UID
19659 (init_ttree): Allocate it.
19660 (insert_decl_to_uid_decl_map): New helper function.
19661 (make_node_stat): Insert new decls into the map.
19662 (copy_node_stat): Likewise.
19663 (lookup_decl_from_uid): New function.
19664 (print_decl_for_uid_map_statistics): New helper.
19665 (dump_tree_statistics): Call it.
19667 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19668 (referenced_var_iterator): Adjust.
19669 (FOR_EACH_REFERENCED_VAR): Adjust.
19670 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19671 (num_referenced_vars): Adjust.
19672 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19673 (first_referenced_var): Remove.
19674 (end_referenced_vars_p): Likewise.
19675 (next_referenced_var): Likewise.
19676 (referenced_var_iterator_set): New helper function.
19677 * tree-dfa.c (referenced_var_lookup): Adjust.
19678 (referenced_var_check_and_insert): Likewise.
19679 (remove_referenced_var): Likewise.
19680 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19681 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19682 (verify_call_clobbering): Likewise.
19683 (verify_memory_partitions): Likewise.
19684 (init_tree_ssa): Allocate bitmap instead of hashtable for
19686 (delete_tree_ssa): Adjust.
19687 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19688 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19689 (compute_tag_properties): Likewise.
19690 (set_initial_properties): Likewise.
19691 (find_partition_for): Likewise.
19692 (update_reference_counts): Likewise.
19693 (dump_may_aliases_for): Likewise.
19694 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19695 (add_call_clobber_ops): Likewise.
19696 (add_call_read_ops): Likewise.
19697 (get_asm_expr_operands): Likewise.
19698 * tree-into-ssa.c (dump_decl_set): Likewise.
19699 (update_ssa): Likewise.
19700 * tree-sra.c (scan_function): Likewise.
19701 (decide_instantiations): Likewise.
19702 (scalarize_parms): Likewise.
19703 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19704 (dsa_named_for): Likewise.
19705 * tree-ssa-structalias.c (update_alias_info): Likewise.
19706 (merge_smts_into): Likewise.
19708 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19711 * doc/invoke.texi (-fcx-limited-range): Document new option.
19712 * toplev.c (process_options): Handle -fcx-fortran-rules.
19713 * common.opt: Add documentation for -fcx-fortran-rules.
19715 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
19718 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
19719 actual behaviour and C99.
19721 2008-02-26 Ben Elliston <bje@au.ibm.com>
19723 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
19724 (ASM_CPU_POWER6_SPEC): Likewise.
19725 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
19726 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
19727 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
19729 2008-02-25 Richard Guenther <rguenther@suse.de>
19731 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19732 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19733 (lookup_decl_from_uid): Declare.
19734 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19735 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19736 (decl_for_uid_map): New global hashtable mapping DECL_UID
19738 (init_ttree): Allocate it.
19739 (insert_decl_to_uid_decl_map): New helper function.
19740 (make_node_stat): Insert new decls into the map.
19741 (copy_node_stat): Likewise.
19742 (lookup_decl_from_uid): New function.
19743 (print_decl_for_uid_map_statistics): New helper.
19744 (dump_tree_statistics): Call it.
19746 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19747 (referenced_var_iterator): Adjust.
19748 (FOR_EACH_REFERENCED_VAR): Adjust.
19749 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19750 (num_referenced_vars): Adjust.
19751 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19752 (first_referenced_var): Remove.
19753 (end_referenced_vars_p): Likewise.
19754 (next_referenced_var): Likewise.
19755 (referenced_var_iterator_set): New helper function.
19756 * tree-dfa.c (referenced_var_lookup): Adjust.
19757 (referenced_var_check_and_insert): Likewise.
19758 (remove_referenced_var): Likewise.
19759 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19760 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19761 (verify_call_clobbering): Likewise.
19762 (verify_memory_partitions): Likewise.
19763 (init_tree_ssa): Allocate bitmap instead of hashtable for
19765 (delete_tree_ssa): Adjust.
19766 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19767 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19768 (compute_tag_properties): Likewise.
19769 (set_initial_properties): Likewise.
19770 (find_partition_for): Likewise.
19771 (update_reference_counts): Likewise.
19772 (dump_may_aliases_for): Likewise.
19773 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19774 (add_call_clobber_ops): Likewise.
19775 (add_call_read_ops): Likewise.
19776 (get_asm_expr_operands): Likewise.
19777 * tree-into-ssa.c (dump_decl_set): Likewise.
19778 (update_ssa): Likewise.
19779 * tree-sra.c (scan_function): Likewise.
19780 (decide_instantiations): Likewise.
19781 (scalarize_parms): Likewise.
19782 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19783 (dsa_named_for): Likewise.
19784 * tree-ssa-structalias.c (update_alias_info): Likewise.
19785 (merge_smts_into): Likewise.
19787 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
19790 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
19791 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
19792 * alias.h (nonoverlapping_memrefs_p): Likewise.
19794 2008-02-25 Jan Beulich <jbeulich@novell.com>
19796 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
19797 * config/i386/netware-libgcc.exp: Add __bswap?i2,
19798 __emultls_get_address, __emultls_register_common,
19799 __floatundi?f, and _Unwind_GetIPInfo.
19800 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
19801 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
19802 (gen_regparm_prefix): Likewise.
19803 (i386_nlm_encode_section_info): Sync with
19804 config/i386/winnt.c:i386_pe_encode_section_info().
19805 (i386_nlm_maybe_mangle_decl_assembler_name): New.
19806 i386_nlm_mangle_decl_assembler_name): New.
19807 (netware_override_options): New.
19808 * config/i386/netware.h (netware_override_options): Declare.
19809 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
19810 (i386_nlm_mangle_decl_assembler_name): Declare.
19811 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
19813 2008-02-25 Ben Elliston <bje@au.ibm.com>
19816 * c-decl.c (grokdeclarator): Remove unused local variables
19817 `typedef_type' and `type_as_written'.
19819 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
19820 unused local variable `has_hot_blocks'.
19821 (fix_crossing_conditional_branches): Remove unused local variable
19824 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
19826 PR middle-end/19984
19827 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
19828 using DEF_C99_BUILTIN.
19829 (BUILT_IN_NANF): Ditto.
19830 (BUILT_IN_NANL): Ditto.
19832 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
19833 Revital Eres <eres@il.ibm.com>
19835 * modulo-sched.c (calculate_must_precede_follow): Address TODO
19836 regarding the order of two dependent insns in the same row.
19838 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
19840 * stor-layout.c (layout_decl): Do not bump the alignment of a
19841 bit-field to more than byte alignment if it is packed.
19843 2008-02-24 David Edelsohn <edelsohn@gnu.org>
19845 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
19848 2008-02-24 Diego Novillo <dnovillo@google.com>
19850 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
19853 * tree-vrp.c (vrp_evaluate_conditional): With
19854 -Wtype-limits, emit a warning when comparing against a
19855 constant outside the natural range of OP0's type.
19856 * c.opt (Wtype-limits): Move ...
19857 * common.opt (Wtype-limits): ... here.
19859 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
19861 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
19862 * config/rs6000/e300c2c3.md: New file.
19863 * config/rs6000/rs6000.c (processor_costs): Add new costs for
19865 (rs6000_override_options): Add e300c2 and e300c3 cases to
19866 processor_target_table. Do not allow usage of Altivec or Spe
19867 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
19868 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
19869 * config/rs6000/rs6000.h (processor_type): Add
19870 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
19871 (ASM_CPU_SPEC): Add e300c2 and e300c3.
19872 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
19873 and ppce300c3. Include e300c2c3.md.
19875 2008-02-23 David Edelsohn <edelsohn@gnu.org>
19877 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
19878 instead of TARGET_STRICT_ALIGN.
19880 2008-02-23 Joseph Myers <joseph@codesourcery.com>
19882 * explow.c (memory_address): Assert that the generated address is
19885 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19888 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
19889 * config/darwin-ppc-ldouble-patch.def: New file.
19890 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
19891 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
19892 SUBTARGET_INIT_BUILTINS if defined.
19893 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
19896 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19899 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
19900 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
19902 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
19905 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
19906 file" warning condtional on -Winvalid-PCH.
19908 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
19910 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
19912 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
19916 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
19917 prevent reload from using MMX registers.
19918 (*mov<mode>_internal): Ditto.
19919 (*movv2sf_internal_rex64): Ditto.
19920 (*movv2sf_internal): Ditto.
19922 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19924 PR documentation/31569
19925 * doc/install.texi2html: Use makeinfo --no-number-sections.
19927 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19929 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
19930 ensure that we can address an entire entity > 8 bytes. Don't
19931 generate reg+reg addressing for such data.
19933 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19935 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
19936 strings when optimizing for size, unless the target cares about
19939 2008-02-22 Tom Tromey <tromey@redhat.com>
19941 * regclass.c (current_pass): Remove declaration.
19943 2008-02-22 Anatoly Sokolov <aesok@post.ru>
19945 * config/avr/libgcc.S (__RAMPZ__): Define.
19946 (__do_copy_data): Add for devices with 128KB code memory.
19948 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
19950 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
19952 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
19954 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
19956 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
19959 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19962 * c-typeck.c (build_binary_op): Warn about floating point
19963 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
19965 2008-02-21 Janis Johnson <janis187@us.ibm.com>
19968 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
19969 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
19971 (rs6000_override_options): Set altivec_abi as default, not override,
19972 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
19973 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
19974 is used; use new member spe_abi.
19975 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
19976 spe_abi and altivec_abi.
19978 2008-02-22 Tomas Bily <tbily@suse.cz>
19980 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
19982 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19985 * config.build (build_file_translate): Set to `CMD //c' only if
19987 * Makefile.in (build_file_translate): Improve comment.
19989 2008-02-21 Jan Hubicka <jh@suse.cz>
19991 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
19992 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
19993 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
19995 2008-02-21 Michael Matz <matz@suse.de>
19998 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
20000 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
20002 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
20003 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
20004 as insn constraint.
20005 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
20006 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
20007 SSE_VEC_FLOAT_MODE_P as insn constraint.
20008 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
20009 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
20010 sse4a_movntdf using MODEF mode iterator.
20011 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
20012 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
20013 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
20014 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
20015 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
20016 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
20017 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
20019 2008-02-21 Richard Guenther <rguenther@suse.de>
20021 * tree.def (PAREN_EXPR): New tree code.
20022 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
20024 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
20025 * expr.c (expand_expr_real_1): Likewise.
20026 * tree-inline.c (estimate_num_insns_1): Likewise.
20027 * tree-complex.c (expand_complex_move): Likewise.
20028 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
20031 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20034 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
20036 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20039 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
20041 * config/sh/sh.c (find_barrier): Don't go past
20042 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
20044 2008-02-20 DJ Delorie <dj@redhat.com>
20046 * config/h8300/h8300.md (insv): Force source operand to be a register.
20048 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
20049 as a jump, not as a plain insn.
20051 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
20053 * doc/invoke.texi (Warning Options): Add new option
20054 -Wframe-larger-than=.
20055 (-Wframe-larger-than): Document.
20057 * flags.h (warn_frame_larger_than, frame_larger_than_size):
20058 Add declarations for new option variables.
20060 * final.c (final_start_function): Check the frame size
20061 before emission and issue a Wframe-larger-than warning.
20063 * opts.c (warn_frame_larger_than, frame_larger_than_size):
20064 Add definitions for new option variables.
20065 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
20067 * common.opt (Wframe-larger-than=): New option.
20069 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20071 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
20072 (<sse>_div<mode>3): Ditto.
20073 (<sse>_vmdiv<mode>3): Ditto.
20074 (<sse>_vmsqrt<mode>2): Ditto.
20075 (*smax<mode>3): Ditto.
20076 (sse5_frcz<mode>2): Ditto.
20077 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
20078 as insn constraint.
20080 2008-02-20 Richard Guenther <rguenther@suse.de>
20082 PR middle-end/35265
20083 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
20084 be happy with INTEGRAL_TYPE_P.
20086 2008-02-20 Richard Guenther <rguenther@suse.de>
20088 * fold-const.c (split_tree): Associate floatig-point expressions
20089 if flag_associative_math is set.
20091 2008-02-20 Richard Guenther <rguenther@suse.de>
20093 * tree.h (fold_real_zero_addition_p): Declare.
20094 * fold-const.c (fold_real_zero_addition_p): Export.
20095 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
20096 floating-point operations with zero and one.
20098 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
20100 * doc/install.texi: Correct references to CFLAGS, replacing them
20101 with BOOT_CFLAGS. Document flags used during bootstrap for
20104 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20106 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
20107 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
20108 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
20110 (smin<mode>3): Ditto from similar patterns.
20111 (smax<mode>3): Ditto.
20112 (*ieee_smin<mode>3): Ditto.
20113 (*ieee_smax<mode>3): Ditto.
20114 * config/i386/sse.md (sse): New mode attribute.
20115 (mov<mode>): Macroize expander from movv4sf and movv2df using
20116 SSEMODEF2P mode iterator.
20117 (<sse>_movnt<mode>): Ditto from similar patterns. Use
20118 SSE_VEC_FLOAT_MODE_P as insn constraint.
20119 (storent<mode>): Ditto.
20120 (storent<mode>): Macroize expander from storentsf and storentdf using
20121 MODEF mode iterator.
20122 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
20123 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
20124 (abs<mode>2): Ditto from similar patterns.
20125 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
20126 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
20127 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
20128 (<sse>_vmsqrt<mode>2): Ditto.
20129 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
20130 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
20131 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
20132 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
20133 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
20134 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
20135 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
20137 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
20138 iterator and SSE_FLOAT_MODE_P as insn constraint.
20139 (<sse>_ucomi): Ditto from similar patterns.
20140 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
20141 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
20142 SSE_VEC_FLOAT_MODE_P as insn constraint.
20143 (vcond<mode>): Ditto from similar patterns.
20144 (and<mode>3, *and<mode>3): Ditto.
20145 (<sse>_nand<mode>3): Ditto.
20146 (ior<mode>3, *ior<mode>3): Ditto.
20147 (xor<mode>3, *xor<mode>3): Ditto.
20148 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
20149 iterator and SSE_FLOAT_MODE_P as insn constraint.
20150 (*nand<mode>3): Ditto from similar patterns.
20151 (*ior<mode>3): Ditto.
20152 (*xor<mode>3): Ditto.
20154 2008-02-20 Ira Rosen <irar@il.ibm.com>
20156 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
20157 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
20158 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
20160 2008-02-19 Jan Hubicka <jh@suse.cz>
20162 * predict.c (tree_bb_level_predictions): Remove variable next
20163 mistakely introduced by previous commit.
20165 2008-02-19 Jan Hubicka <jh@suse.cz>
20167 * predict.c (predict_paths_leading_to): Rewrite.
20168 (predict_paths_for_bb): New.
20169 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
20171 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20174 * Makefile.in (build_file_translate): New.
20175 (gcc-vers.texi): Use it for translating $(abs_srcdir).
20176 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
20177 * configure.ac (build_file_translate): Substitute it.
20178 * configure: Regenerate.
20180 2008-02-19 Jan Hubicka <jh@suse.cz>
20182 PR rtl-optimization/34408
20183 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
20186 2008-02-19 Jan Hubicka <jh@suse.cz>
20188 PR middle-end/28779
20189 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
20192 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
20195 * config/i386/i386-modes.def: Revert the last DI alignment
20196 change until Ada people can look into it.
20198 2008-02-19 Nick Clifton <nickc@redhat.com>
20200 * opts.c (print_specific_help): Fix typo in --help text.
20202 2008-02-19 Jakub Jelinek <jakub@redhat.com>
20205 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
20206 32-bit inline asm without asm alternatives for host GCC < 3.0.
20208 2008-02-19 Richard Guenther <rguenther@suse.de>
20210 PR tree-optimization/34989
20211 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
20212 Allow propagation to INDIRECT_REF if we can simplify only.
20214 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20216 * c-common.c (warn_for_collisions_1): Use appropriate option when
20219 2008-02-19 Nick Clifton <nickc@redhat.com>
20222 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
20223 (handle_options): Fix indentation.
20224 (print_filtered_help): If no language-specific options were
20225 displayed tell the user how to list all the options supported by
20226 the language's front-end.
20227 (print_specific_help): Fix indentation and remove duplicate line.
20228 (common_handle_option): Handle the -v option.
20229 For --help enable the display of undocumented options if the -v
20230 switch has been included on the command line.
20231 For --help= check for overlaps in the arguments between the option
20232 classes and the language names and issue a warning when they
20233 cannot be disambiguated.
20234 * c.opt (v): Pass on to the common option handler.
20236 2008-02-19 Revital Eres <eres@il.ibm.com>
20238 * modulo-sched.c (sms_schedule): Change dump message when
20239 create_ddg function fails.
20240 (try_scheduling_node_in_cycle): Rename row to cycle.
20241 (print_partial_schedule): Rename CYCLE to ROW.
20243 2008-02-19 Christian Bruel <christian.bruel@st.com>
20244 Zdenek Dvorak <ook@ucw.cz>
20246 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
20248 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20251 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
20252 (*x86_movdicc_0_m1_se): Ditto.
20254 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20256 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
20257 (CMPtype): Define as __gcc_CMPtype.
20258 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
20259 (CMPtype): Define as __gcc_CMPtype.
20261 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
20263 Support valgrind 3.3 for --enable-checking=valgrind.
20264 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
20266 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
20267 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
20268 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
20269 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
20270 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
20271 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
20272 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
20274 * ggc-zone.c: Similar.
20275 * ggc-page.c: Similar.
20277 2008-02-19 Paul Brook <paul@codesourcery.com>
20280 * config/arm/ieee754-df.S: Fix do_it typo.
20281 * config/arm/ieee754-sf.S: Fix do_it typo.
20283 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20286 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
20287 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
20288 (OPTION_MASK_ISA_SSE_SET): Likewise.
20289 (OPTION_MASK_ISA_SSE2_SET): Likewise.
20290 (OPTION_MASK_ISA_SSE3_SET): Likewise.
20291 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
20292 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
20293 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
20294 (OPTION_MASK_ISA_SSE4_SET): Likewise.
20295 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
20296 (OPTION_MASK_ISA_SSE5_SET): Likewise.
20297 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
20298 (OPTION_MASK_ISA_MMX_UNSET): Updated.
20299 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
20300 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
20301 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
20302 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
20303 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
20304 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
20305 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
20306 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
20307 (OPTION_MASK_ISA_SSE4): Removed.
20308 (ix86_handle_option): Turn on bits in ix86_isa_flags and
20309 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
20310 (override_options): Don't turn on implied SSE/MMX bits in
20313 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20315 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20318 2008-02-18 Joey Ye <joey.ye@intel.com>
20320 PR middle-end/34921
20321 * tree-nested.c (insert_field_into_struct): Set type alignment
20322 to field alignment if the former is less than the latter.
20324 2008-02-18 Jakub Jelinek <jakub@redhat.com>
20326 * BASE-VER: Set to 4.4.0.
20328 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20330 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
20331 * doc/cfg.texi: Likewise.
20332 * doc/extend.texi: Likewise.
20333 * doc/gty.texi: Likewise.
20334 * doc/invoke.texi: Likewise.
20335 * doc/loop.texi: Likewise.
20336 * doc/md.texi: Likewise.
20337 * doc/passes.texi: Likewise.
20338 * doc/rtl.texi: Likewise.
20339 * doc/sourcebuild.texi: Likewise.
20340 * doc/tm.texi: Likewise.
20341 * doc/tree-ssa.texi: Likewise.
20343 2008-02-17 Richard Guenther <rguenther@suse.de>
20345 PR middle-end/35227
20346 * tree-complex.c (init_parameter_lattice_values): Handle parameters
20347 without default definition.
20349 2008-02-17 Richard Guenther <rguenther@suse.de>
20351 PR tree-optimization/35231
20352 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
20355 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
20358 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20359 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20360 libgcc_cmp_return mode.
20362 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20365 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
20367 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
20369 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
20372 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20374 * doc/c-tree.texi: Use `@.' where appropriate.
20375 * doc/extend.texi: Likewise.
20376 * doc/install.texi: Likewise.
20377 * doc/invoke.texi: Likewise.
20378 * doc/loop.texi: Likewise.
20379 * doc/makefile.texi: Likewise.
20380 * doc/md.texi: Likewise.
20381 * doc/passes.texi: Likewise.
20382 * doc/standards.texi: Likewise.
20383 * doc/tm.texi: Likewise.
20385 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20387 PR middle-end/35196
20388 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
20390 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20391 rather than in entry_bb.
20393 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20395 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20396 libgcc_cmp_return mode.
20398 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20400 PR middle-end/35130
20401 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
20402 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
20404 2008-02-15 Richard Guenther <rguenther@suse.de>
20405 Zdenek Dvorak <ook@ucw.cz>
20407 PR tree-optimization/35164
20408 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
20409 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
20410 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20411 Only propagate addresses which do not have abnormal SSA_NAMEs
20414 2008-02-15 Joseph Myers <joseph@codesourcery.com>
20417 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
20419 2008-02-15 Jan Hubicka <jh@suse.cz>
20421 PR middle-end/35149
20422 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
20424 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20426 PR middle-end/34621
20427 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
20428 when calculating alignment_pad.
20430 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20432 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
20433 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
20434 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
20435 and STACK_BOUNDARY define.
20437 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
20439 PR preprocessor/35061
20440 * c-pragma.c (handle_pragma_pop_macro): Check that
20441 pushed_macro_table has been allocated.
20443 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
20445 PR middle-end/35136
20446 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
20447 (force_gimple_operand): Likewise.
20448 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
20449 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
20450 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
20451 (find_interesting_uses_address): Check addressability and alignment
20452 of the base expression only after substituting bases of IVs into it.
20454 2008-02-14 Michael Matz <matz@suse.de>
20457 * function.c (instantiate_virtual_regs_in_insn): Reload address
20458 before falling back to reloading the whole operand.
20460 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
20462 * config/s390/s390.c (s390_mainpool_start): Emit the pool
20463 before the first section switch note.
20465 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20467 * doc/bugreport.texi: Update copyright years.
20468 * doc/c-tree.texi: Likewise.
20469 * doc/cfg.texi: Likewise.
20470 * doc/cpp.texi: Likewise.
20471 * doc/cppinternals.texi: Likewise.
20472 * doc/fragments.texi: Likewise.
20473 * doc/frontends.texi: Likewise.
20474 * doc/gcc.texi: Likewise.
20475 * doc/gty.texi: Likewise.
20476 * doc/hostconfig.texi: Likewise.
20477 * doc/implement-c.texi: Likewise.
20478 * doc/libgcc.texi: Likewise.
20479 * doc/loop.texi: Likewise.
20480 * doc/makefile.texi: Likewise.
20481 * doc/options.texi: Likewise.
20482 * doc/passes.texi: Likewise.
20483 * doc/rtl.texi: Likewise.
20484 * doc/sourcebuild.texi: Likewise.
20485 * doc/standards.texi: Likewise.
20486 * doc/tree-ssa.texi: Likewise.
20487 * doc/trouble.texi: Likewise.
20489 * doc/extend.texi: Use @: or add comma where appropriate.
20490 * doc/invoke.texi: Likewise.
20491 * doc/tm.texi: Likewise.
20493 2008-02-14 Alan Modra <amodra@bigpond.net.au>
20496 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
20499 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
20501 * doc/md.texi (clz, ctz): Add reference.
20502 * doc/rtl.texi (clz, ctz): Likewise.
20504 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20507 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
20510 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
20512 * config/s390/s390.c (struct constant_pool): New field
20513 emit_pool_after added.
20514 (s390_mainpool_start): Set the emit_pool_after flag according
20515 to the section switch notes.
20516 (s390_mainpool_finish): Consider emit_pool_after when emitting
20517 the literal pool at the end of the function.
20518 (s390_chunkify_start): Force literal pool splits at section
20521 2008-02-13 Michael Matz <matz@suse.de>
20524 * var-tracking.c (clobber_variable_part): Correctly traverse the
20527 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20530 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
20531 Add -fdump-ipa-inline.
20532 * tree-dump.c (dump_files): Remove tree-inlined dump.
20533 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
20535 2008-02-12 Richard Guenther <rguenther@suse.de>
20537 PR tree-optimization/35171
20538 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
20541 2008-02-12 Richard Guenther <rguenther@suse.de>
20543 PR middle-end/35163
20544 * fold-const.c (fold_widened_comparison): Use get_unwidened in
20545 value-preserving mode. Disallow final truncation.
20547 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
20549 PR middle-end/35136
20550 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
20551 code from here to...
20552 (force_gimple_operand): ...here.
20554 2008-02-12 Jakub Jelinek <jakub@redhat.com>
20557 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
20558 non-compatible pointers.
20559 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
20560 different FIELD_DECLs, try harder by comparing field offsets, sizes
20563 PR inline-asm/35160
20564 * function.c (match_asm_constraints_1): Don't replace the same input
20567 2008-02-12 Anatoly Sokolov <aesok@post.ru>
20569 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
20570 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
20571 (expand_epilogue): Restore RAMPZ register.
20572 * config/avr/avr.md (RAMPZ_ADDR): New constant.
20574 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
20576 * config/i386/cygwin.asm: (__alloca): Correct calling
20577 convention and alignment.
20578 (__chkstk): Force 8 byte stack alignment.
20580 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
20581 Richard Guenther <rguenther@suse.de>
20583 PR tree-optimization/33992
20584 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
20585 the zero we compare against.
20587 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
20589 PR libfortran/35063
20590 * gthr-win32.h (__gthread_mutex_destroy_function): New function
20591 to CloseHandle after unlocking to prevent accumulation of handle
20594 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20596 PR middle_end/34150
20597 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
20598 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
20599 and update LABEL_NUSES during and after reload.
20601 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
20603 PR middle-end/34627
20604 * combine.c (simplify_if_then_else): Make sure the comparison is
20605 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
20607 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
20610 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
20611 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
20612 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
20613 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
20614 * tree.h (get_type_static_bounds): Likewise.
20616 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20618 * doc/invoke.texi (Option Summary, C++ Dialect Options)
20619 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20620 Make -Wfoo language annotations match what the compiler outputs.
20622 2008-02-08 Sa Liu <saliu@de.ibm.com>
20624 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
20625 intrinsics spu_convts, spu_convtu, spu_convtf.
20627 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
20629 * doc/extend.texi (Function Attributes) <noinline>: Mention
20630 asm ("") as method to keep calls.
20632 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20635 * doc/options.texi (Options): Replace references to opts.sh with
20637 * opts-common.c: Likewise.
20638 * optc-gen.awk: Likewise.
20640 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
20642 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
20644 2008-02-07 Richard Henderson <rth@redhat.com>
20647 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
20648 EXPR_LIST for the REG_EQUAL instead of a comparison with a
20651 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
20653 PR tree-optimization/35085
20654 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
20655 for operand entry oe2 in addition to operand entry oe3 in order to
20656 expose more opportunities for vectorizer sum reduction.
20658 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20661 * Makefile.in (LIBS): Remove $(GMPLIBS).
20662 (cc1-dummy, cc1): Add $(GMPLIBS).
20664 2008-02-06 Jan Hubicka <jh@suse.cz>
20667 * i386.md (moddf_integer): Do not produce partial memory stalls for
20668 targets where it hurts.
20670 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
20673 * optabs.c (expand_float): Do not check for decimal modes when
20674 expanding unsigned integer through signed conversion.
20676 2008-02-06 Nick Clifton <nickc@redhat.com>
20678 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
20679 inside the clobber with a match_operand and duplicated operand
20680 number in the constraint.
20681 (ineqbranchsi): Delete redundant comment.
20683 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
20685 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
20686 builtin_define ("__USE_INIT_FINI__").
20687 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
20689 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
20691 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20693 PR documentation/30330
20694 * doc/invoke.texi (C++ Dialect Options)
20695 (Objective-C and Objective-C++ Dialect Options, Warning Options):
20696 For each warning option -Wfoo that allows -Wno-foo, ensure both
20697 -Wfoo and -Wno-foo are listed in the option index. Fix index
20698 entry of -Wswitch-default, index -Wnormalized= including the
20699 `=', and -Wlarger-than-@var{len} including @var{len}.
20701 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20703 * config/i386/i386.md (floatunssisf2): Use
20704 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
20705 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
20706 Macroize expander using MODEF mode iterator.
20708 2008-02-05 Diego Novillo <dnovillo@google.com>
20710 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
20713 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
20715 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20718 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
20720 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
20723 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
20724 to indicate if a message should be generated.
20725 (init_cumulative_args): Updated.
20726 (function_value_32): Likewise.
20728 2008-02-05 Joseph Myers <joseph@codesourcery.com>
20730 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
20732 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
20735 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
20736 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
20738 2008-02-04 Diego Novillo <dnovillo@google.com>
20740 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
20743 * tree-vrp.c (vrp_evaluate_conditional): With
20744 -Wtype-limits, emit a warning when comparing against a
20745 constant outside the natural range of OP0's type.
20747 2008-02-04 Richard Guenther <rguenther@suse.de>
20749 PR middle-end/33631
20750 * expr.c (count_type_elements): Give for unions instead of
20753 2008-02-04 Richard Guenther <rguenther@suse.de>
20755 PR middle-end/35043
20756 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
20757 to TYPE_DOMAINs base type instead of using bitsizetype here.
20759 2008-02-03 Jason Merrill <jason@redhat.com>
20761 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
20763 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20766 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
20767 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
20768 (RS/6000 and PowerPC Options): Fix typos and markup.
20769 * doc/passes.texi (Tree-SSA passes): Likewise.
20771 2008-02-02 Michael Matz <matz@suse.de>
20774 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
20775 from record_last_reg_set_info.
20776 (record_last_reg_set_info): Take an RTX argument, iterate over all
20777 constituent hardregs.
20778 (record_last_set_info, record_opr_changes): Change calls to
20779 new signature or to record_last_reg_set_info_regno.
20781 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
20783 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
20785 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
20787 PR rtl-optimization/34773
20788 * reg-notes.def (EQUAL): Mention significance of combination of
20789 REG_EQUAL and REG_RETVAL.
20790 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
20791 insn that has a REG_RETVAL.
20793 2008-02-01 Roger Sayle <roger@eyesopen.com>
20796 * configure.ac (--enable-fixed-point): Disable unless explicitly
20798 * configure: Regenerate.
20800 2008-02-01 Richard Guenther <rguenther@suse.de>
20803 * invoke.texi (-finline-limit): Remove no longer true parts
20804 of the documentation. Note that there is no default value.
20806 2008-02-01 Andrew Pinski <pinskia@gmail.com>
20807 Mark Mitchell <mark@codesourcery.com>
20808 Ben Elliston <bje@au.ibm.com>
20811 * doc/extend.texi (Other Builtins): Document.
20813 2008-01-31 Tom Browder <tom.browder@gmail.com>
20815 * doc/c-tree.texi (Types): Fix grammar.
20816 (Expression trees): Ditto.
20817 * doc/passes.texi (Tree-SSA passes): Ditto.
20819 * doc/configterms.texi (Configure Terms): Fix typo.
20820 * doc/cpp.texi (Common Predefined Macros): Ditto.
20821 * doc/md.texi (Machine Constraints): Ditto.
20823 * doc/makefile.texi (Makefile): Add comma.
20825 2008-01-31 Tom Browder <tom.browder@gmail.com>
20826 Gerald Pfeifer <gerald@pfeifer.com>
20828 * doc/sourcebuild.texi (Front End): Remove references to CVS
20829 and CVSROOT/modules.
20830 (Texinfo Manuals): Replace reference to CVS by one to SVN.
20831 (Back End): Remove reference to CVS.
20833 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20836 * config/mips/mips.c (gen_load_const_gp): New function, taking a
20838 (mips16_gp_pseudo_reg): ...here.
20839 * config/mips/mips.md (load_const_gp): Replace with...
20840 (load_const_gp_<mode>): ...this :P-based insn.
20842 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20844 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
20845 options. Minor fixes.
20846 (-std): Move reference to standards closer to where language
20847 standards are first mentioned.
20849 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
20851 PR rtl-optimization/34995
20852 * reload.c (alternative_allows_const_pool_ref): Take an rtx
20853 parameter and return a bool. If the rtx parameter is nonnull,
20854 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
20855 (find_reloads): Update call accordingly. Pass the new operand
20856 if it needed no address reloads, otherwise pass null.
20858 2008-01-30 Richard Henderson <rth@redhat.com>
20861 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
20862 for unbounded arrays.
20864 2008-01-30 Silvius Rus <rus@google.com>
20866 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
20868 2008-01-30 Jan Hubicka <jh@suse.cz>
20871 * i386.c (init_cumulative_args): Use real function declaration when
20874 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
20876 PR rtl-optimization/34998
20877 * global.c (build_insn_chain): Treat non-subreg_lowpart
20878 SUBREGs of pseudos as clobbering all the words covered by the
20879 SUBREG, not just all the bytes.
20880 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
20881 original df_ref rather than an extract parameter.
20882 (global_conflicts): Update call accordingly.
20884 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
20886 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
20887 the overflow check to make it easier to read.
20888 (__fixtfdi): Change the type of the ll member in union
20889 long_double to UDItype_x.
20891 2008-01-30 Jakub Jelinek <jakub@redhat.com>
20893 PR middle-end/34969
20894 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
20895 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
20896 * tree-inline.c (fold_marked_statements): Call
20897 cgraph_update_edges_for_call_stmt if folding a call statement.
20898 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
20899 debug_generic_stmt calls, reset it back afterwards.
20902 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
20904 * c-typeck.c (build_external_ref): Don't pedwarn about
20905 static vars in current function's scope.
20907 2008-01-29 Joseph Myers <joseph@codesourcery.com>
20909 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
20911 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
20914 * ipa-struct-reorg.c: Fix spelling.
20915 * params.def: Ditto.
20917 2008-01-29 Richard Guenther <rguenther@suse.de>
20919 PR middle-end/35006
20920 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
20922 * tree-inline.c (remap_type): Increment remapping_type_depth
20923 around remapping types.
20924 (copy_body_r): Only add referenced variables if they are referenced
20925 from code, not types.
20927 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
20938 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
20939 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
20941 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
20944 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
20945 pointer for tiny stack.
20947 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20949 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
20951 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
20953 * config/vx-common.h: Fix typo in comment.
20955 2008-01-28 Ian Lance Taylor <iant@google.com>
20959 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
20960 coalesce pointers if they have different DECL_NO_TBAA_P values.
20961 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
20962 between variables with different DECL_NO_TBAA_P values.
20964 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
20967 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
20968 are not legitimate small data references on SPE targets.
20970 2008-01-28 David Daney <ddaney@avtrex.com>
20972 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
20974 2008-01-28 David Daney <ddaney@avtrex.com>
20976 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
20978 2008-01-27 Joseph Myers <joseph@codesourcery.com>
20980 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
20981 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
20982 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
20983 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
20984 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
20985 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
20986 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
20987 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
20989 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20991 * basic-block.h (condjump_equiv_p): Fix comment.
20993 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
20995 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
20996 print_generic_stmt_indented): Fix comment.
20998 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21000 * configure.ac (__stack_chk_fail): Add detecion for availability
21001 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
21002 * configure: Regenerate.
21004 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
21006 PR middle-end/34688
21007 * final.c (output_addr_const): Handle TRUNCATE.
21009 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
21012 * tree-ssa-loop-ivopts.c (comp_cost): New type.
21013 (zero_cost, infinite_cost): New constants.
21014 (struct cost_pair): Change type of cost to comp_cost.
21015 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
21016 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
21018 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
21019 split_address_cost, ptr_difference_cost, difference_cost,
21020 get_computation_cost_at, get_computation_cost,
21021 determine_use_iv_cost_generic, determine_use_iv_cost_address,
21022 determine_use_iv_cost_condition, determine_use_iv_costs,
21023 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
21024 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
21025 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
21026 Change type of cost to comp_cost.
21027 (determine_iv_cost): Increase cost of non-original ivs, instead
21028 of decreasing the cost of original ones.
21029 (get_address_cost): Indicate the complexity of the addressing mode
21031 (try_add_cand_for): Prefer using ivs not specific to some object.
21032 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
21034 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
21035 Janis Johnson <janis187@us.ibm.com>
21038 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
21039 (TARGET_INSTANTIATE_DECLS): Likewise.
21040 * target.h (expand_to_rtl_hook): New target hook.
21041 (instantiate_decls): Likewise.
21042 * function.c (instantiate_decl): Make non-static. Rename to...
21043 (instantiate_decl_rtl): ... this.
21044 (instantiate_expr): Use instantiate_decl_rtl.
21045 (instantiate_decls_1): Likewise.
21046 (instantiate_decls): Likewise.
21047 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
21048 * function.h (instantiate_decl_rtl): Add prototype.
21049 * cfgexpand.c (target.h): New include.
21050 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
21051 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
21052 (TARGET_INSTANTIATE_DECLS): Likewise.
21053 (TARGET_INITIALIZER): New target hooks added.
21054 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
21056 * config/rs6000/rs6000.c (tree-flow.h): New include.
21057 (machine_function): Add sdmode_stack_slot field.
21058 (rs6000_alloc_sdmode_stack_slot): New function.
21059 (rs6000_instantiate_decls): Likewise.
21060 (rs6000_secondary_memory_needed_rtx): Likewise.
21061 (rs6000_check_sdmode): Likewise.
21062 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
21063 (TARGET_INSTANTIATE_DECLS): Likewise.
21064 (rs6000_hard_regno_mode_ok): Allow SDmode.
21065 (num_insns_constant): Likewise. Handle _Decimal32 constants.
21066 (rs6000_emit_move): Handle SDmode.
21067 (function_arg_advance): Likewise.
21068 (function_arg): Likewise.
21069 (rs6000_gimplify_va_arg): Likewise. Add special handling of
21070 SDmode var args for 32-bit compiles.
21071 (rs6000_secondary_reload_class): Handle SDmode.
21072 (rs6000_output_function_epilogue): Likewise.
21073 (rs6000_function_value): Simplify if statement.
21074 (rs6000_libcall_value): Likewise.
21075 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
21076 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
21077 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
21078 (movsd_hardfloat): New define_insn.
21079 (movsd_softfloat): Likewise.
21080 (movsd_store): Likewise.
21081 (movsd_load): Likewise.
21082 (extendsddd2): Likewise.
21083 (extendsdtd2): Likewise.
21084 (truncddsd2): Likewise.
21085 (movdd_hardfloat64): Fixup comment.
21086 (UNSPEC_MOVSD_LOAD): New constant.
21087 (UNSPEC_MOVSD_STORE): Likewise.
21089 2008-01-26 Jakub Jelinek <jakub@redhat.com>
21092 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
21094 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
21095 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
21096 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
21097 and TRUTH_XOR_EXPR.
21099 2008-01-26 David Edelsohn <edelsohn@gnu.org>
21102 * config.gcc: Separate AIX 5.3 from AIX 6.1.
21103 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21104 __LONGDOUBLE128 too.
21105 * config/rs6000/aix61.h: New file.
21107 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21109 PR rtl-optimization/34959
21110 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
21111 popcount and parity rtxes the same mode as their operand.
21112 Truncate or extend the result to the return value's mode
21115 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21118 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
21119 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
21120 to GOT_VERSION_REGNUM.
21121 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
21122 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
21123 * config/mips/mips.c (mips_emit_call_insn): New function.
21124 (mips_call_tls_get_addr): Call mips_expand_call directly.
21125 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
21127 (mips16_build_call_stub): Likewise. Return the call insn or null.
21128 (mips_expand_call): Update the call to mips16_build_call_stub
21129 accordingly and a remove redundant condition. Assert that MIPS16
21130 stubs do not use lazy binding. Use mips_emit_call_insn and return
21132 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
21134 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
21135 (mips_avoid_hazard): Remove hazard_set handling.
21136 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
21137 (UNSPEC_RESTORE_GP): ...this.
21138 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
21139 (FAKE_CALL_REGNO): Rename to...
21140 (GOT_VERSION_REGNUM): ...this.
21141 (type): Add "ghost" value. Add an associated insn reservation.
21142 (hazard_set): Remove.
21143 (exception_receiver): Rename to...
21144 (restore_gp): ...this and update the unspec identifier accordingly.
21145 (exception_receiver, nonlocal_got_receiver): New expanders.
21146 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
21147 FAKE_CALL_REGNO. Remove hazard_set attribute.
21148 (set_got_version, update_got_version): New patterns.
21150 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
21153 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
21155 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21158 * doc/install.texi2html: Generate gcc-vers.texi.
21160 2008-01-25 DJ Delorie <dj@redhat.com>
21162 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
21164 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21166 * config/c4x: Remove directory.
21167 * config.gcc (crx-*, mt-*): Mark obsolete.
21168 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
21169 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
21170 sh-*-rtemscoff*): Remove cases.
21171 * defaults.h (C4X_FLOAT_FORMAT): Remove.
21172 * real.c (encode_c4x_single, decode_c4x_single,
21173 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
21174 c4x_extended_format): Remove.
21175 * real.h (c4x_single_format, c4x_extended_format): Remove.
21176 * doc/extend.texi (interrupt, naked): Remove mention of attributes
21178 (Pragmas): Remove comment about c4x pragmas.
21179 * doc/install.texi (c4x): Remove target-specific instructions.
21180 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
21181 * doc/md.texi (Machine Constraints): Remove C4x documentation.
21182 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
21183 refer to C4x source files as examples.
21184 (C4X_FLOAT_FORMAT): Remove documentation.
21186 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
21188 * config/bfin/bfin.c (override_options): Reorder tests so that
21189 flag_pic gets enabled for -msep-data.
21191 2008-01-25 Richard Guenther <rguenther@suse.de>
21193 PR middle-end/32244
21194 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
21195 to its bitfield precision if required.
21197 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21199 PR middle-end/33880
21200 * tree-nested.c (walk_omp_for): New function.
21201 (convert_nonlocal_reference, convert_local_reference): Call
21202 walk_omp_for on OMP_FOR.
21203 (convert_call_expr): Call walk_body on OMP_FOR's
21204 OMP_FOR_PRE_INIT_BODY.
21206 2008-01-25 Richard Guenther <rguenther@suse.de>
21208 PR tree-optimization/34966
21209 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
21210 default defs and PHI_NODEs we have to insert after the
21211 defining statement.
21213 2008-01-24 Nick Clifton <nickc@redhat.com>
21215 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
21216 Provide a default definition.
21217 (LIBGCC2_UNITS_PER_WORD): Likewise.
21219 * config/stormy16/stormy16.c: Include df.h for the prototype
21220 for df_regs_ever_live_p.
21221 (xstormy16_expand_builtin_va_start): Convert the stack offset
21222 into a component_ref and then use POINTER_PLUS_EXPR to add it
21223 to the incoming_virtual_args_rtx.
21224 (xstormy16_gimplify_va_arg_expr): Rename to
21225 xstormy16_gimplify_va_arg_expr.
21226 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
21227 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
21228 xstormy16_gimplify_va_arg_expr.
21229 Fix up some formatting issues.
21231 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
21232 Move to predicates.md.
21233 (xs_hi_general_operand): Likewise.
21234 (xs_hi_nonmemory_operand): Likewise.
21235 * config/stormy16/predicates.md:
21236 (xstormy16_carry_plus_operand): New predicate.
21237 (xs_hi_general_operand): New predicate.
21238 (xs_hi_nonmemory_operand): New predicate.
21239 * config/stormy16/stormy16-protos.h:
21240 (xstormy16_carry_plus_operand): Delete prototype.
21241 (xs_hi_general_operand): Likewise.
21242 (xs_hi_nonmemory_operand): Likewise.
21244 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
21245 modifiers as they are no longer needed and they can trigger
21246 reload spill failures.
21248 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
21249 with a match_operand in order to help reload.
21251 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
21252 constraint with 'e' for the 8th alternative as this version of
21253 the mov.w instruction only accepts the lower 8 registers.
21255 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
21258 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
21259 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
21262 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21264 PR middle-end/33333
21265 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
21267 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21269 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
21271 (remove_structure): Update allocations list before removing structure.
21273 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21275 * ipa-struct-reorg.c (is_safe_cond_expr,
21276 create_new_stmts_for_cond_expr): Use integer_zerop function,
21277 that recognize not only zero-pointer, but zero-integer too.
21279 2008-01-25 Ben Elliston <bje@au.ibm.com>
21282 * fixproto: Escape "." in sed expression that strips leading "./".
21284 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
21287 * gcc.c (SWITCH_OK): Removed.
21288 (SWITCH_LIVE): Changed to bit.
21289 (SWITCH_FALSE): Likewise.
21290 (SWITCH_IGNORE): Likewise.
21291 (switchstr): Change live_cond to unsigned int.
21292 (process_command): Replace SWITCH_OK with 0.
21293 (do_self_spec): Likewise.
21294 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
21295 (give_switch): Likewise.
21296 (used_arg): Likewise.
21297 (do_spec_1): Set the SWITCH_IGNORE bit.
21298 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
21299 bits. Set the SWITCH_LIVE bit.
21301 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21303 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
21305 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
21307 PR tree-optimization/34472
21308 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
21309 parameter to a "bool *" and set *DATA to false if there is
21310 an unsafe access. Do not delete the structure here.
21311 (check_cond_exprs): Delete it here instead.
21312 (check_cond_exprs, exclude_cold_structs): Do not increase
21313 I when removing a structure.
21315 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
21318 * config/i386/i386.c (ix86_expand_vector_init): Consider only
21319 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
21321 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
21323 PR middle-end/34934
21324 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
21325 a fixed vector for stack.
21327 2008-01-24 Ben Elliston <bje@au.ibm.com>
21330 * doc/gcc.texi (Software development): Add a direntry for g++.
21332 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
21334 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
21335 stale and straggling -fforce-addr comments above.
21337 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
21339 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
21340 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
21342 2008-01-23 Michael Matz <matz@suse.de>
21345 * dwarf2out.c (force_type_die): Use modified_type_die instead of
21348 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
21350 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
21351 malloc result type.
21353 2008-01-23 Anatoly Sokolov <aesok@post.ru>
21355 * config/avr/avr.c (avr_current_arch): New variable.
21356 (avr_arch_types): Add 'avr31' and 'avr51' entries.
21357 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
21358 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
21359 (avr_override_options): Init 'avr_current_arch'.
21360 (base_arch_s): Move from here...
21361 * config/avr/avr.h (base_arch_s): ... here. Add new members
21362 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
21363 'mega' to 'have_jmp_call'.
21364 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
21365 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
21367 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
21369 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21370 MULTILIB_MATCHES): Ditto.
21372 2008-01-23 Richard Guenther <rguenther@suse.de>
21374 PR middle-end/31529
21375 * cgraphunit.c (cgraph_reset_node): Always mark the node
21376 not reachable if it is not queued already.
21378 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
21380 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
21381 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
21382 (cputype_selected): New static variable.
21383 (bfin_handle_option): Set it if -mcpu is used.
21384 (override_option): Select default set of workarounds if no cpu type
21385 selected on the command line.
21386 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
21388 From Michael Frysinger <michael.frysinger@analog.com>
21389 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
21390 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
21392 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
21393 for bf547, bf523, bf524, and bf526.
21394 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
21396 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21397 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
21398 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
21399 __ADSPBF547__ and __ADSPBF54x__ for bf547.
21400 * doc/invoke.texi (Blackfin Options): Document that
21401 -mcpu now accept bf547, bf523, bf524, and bf526.
21403 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
21405 PR rtl-optimization/34628
21406 * combine.c (try_combine): Stop and undo after the first combination
21407 if an autoincrement side-effect on the first insn has effectively
21410 2008-01-22 David Edelsohn <edelsohn@gnu.org>
21413 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
21414 Offset addresses are not valid for Altivec or paired float modes.
21416 2008-01-22 Jakub Jelinek <jakub@redhat.com>
21419 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
21420 if DECL_INITIAL (decl) is error_mark_node.
21423 * c-common.c (handle_vector_size_attribute): Only allow
21424 integral, scalar float and fixed point types. Handle OFFSET_TYPE
21425 the same way as pointer, array etc. types.
21426 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
21429 * tree.c (build_type_attribute_qual_variant): Call
21430 build_qualified_type if attributes are equal, but quals are not.
21432 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21435 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
21436 * flags.h (warn_strict_aliasing): Remove.
21437 (warn_strict_overflow): Remove.
21438 * opts.c (warn_strict_aliasing): Remove.
21439 (warn_strict_overflow): Remove.
21440 * c-opts.c (c_common_handle_option): -Wall only sets
21441 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
21442 (c_common_post_options): Give default values to -Wstrict-aliasing
21443 and -Wstrict-overflow if they are uninitialized.
21444 * common.opt (Wstrict-aliasing): Specify Var and Init.
21445 (Wstrict-overflow): Likewise.
21447 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21449 PR rtl-optimization/26854
21450 PR rtl-optimization/34400
21451 PR rtl-optimization/34884
21452 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
21454 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
21455 (df_rd_bb_info.expanded_lr_out): Deleted
21456 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
21457 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
21458 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21459 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21460 Removed code to allocate, initialize or free expanded_lr_out.
21461 (df_rd_bb_local_compute_process_def): Restructured to make more
21463 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
21464 sets if the sets are being trimmed.
21466 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
21469 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
21470 (as_vers): Likewise.
21471 * configure: Regenerated.
21473 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21475 PR middle-end/33092
21476 * tree-pass.h (pass_build_alias): New pass.
21477 * tree-ssa-alias.c (gate_build_alias): New.
21478 (pass_build_alias): New.
21479 * passes.c (init_optimization_passes): Add pass_build_alias after
21480 pass_create_structure_vars.
21482 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
21484 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
21485 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
21486 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
21487 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
21488 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
21489 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
21490 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
21491 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
21492 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
21493 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
21494 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
21495 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
21496 * config/s390/s390.md (FP_ALL): New mode iterator.
21497 (_d): New mode attribute.
21498 ("*signbit<mode>2>"): Changed mode of first operand.
21499 ("isinf<mode>2"): Changed mode of first operand.
21500 ("*TDC_insn"): Adaptation for DFP modes.
21502 2008-01-22 Ben Elliston <bje@au.ibm.com>
21504 * tree.c (check_qualified_type): Improve function description.
21506 2008-01-21 Jason Merrill <jason@redhat.com>
21509 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
21510 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
21513 2008-01-21 DJ Delorie <dj@redhat.com>
21515 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
21518 2008-01-21 Richard Guenther <rguenther@suse.de>
21520 PR middle-end/34856
21521 * tree-cfg.c (verify_expr): Allow all invariant expressions
21522 instead of just constant class ones as reference argument.
21523 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
21524 like any other constant.
21525 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21527 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
21529 * regmove.c (fixup_match_1): Update call crossed frequencies.
21531 2008-01-21 Richard Guenther <rguenther@suse.de>
21534 * tree-inline.c (setup_one_parameter): Deal with mismatched
21535 types using a VIEW_CONVERT_EXPR.
21537 2008-01-21 Alon Dayan <alond@il.ibm.com>
21538 Olga Golovanevsky <olga@il.ibm.com>
21540 PR tree-optimization/34701
21541 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
21542 when the structure size is not a power of 2.
21544 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
21546 * doc/install.texi: Add doc for --enable-checking=df.
21548 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
21550 PR rtl-optimization/34808
21551 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
21553 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21555 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
21558 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
21560 PR rtl-optimization/26854
21561 PR rtl-optimization/34400
21562 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
21564 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
21565 (df_rd_bb_info.expanded_lr_out): New.
21566 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
21567 * loop_iv.c (iv_analysis_loop_init): Ditto.
21568 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21569 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21570 Added code to allocate, initialize or free expanded_lr_out.
21571 (df_rd_bb_local_compute_process_def): Restructured to make
21572 more understandable.
21573 (df_rd_confluence_n): Add code to do nothing with fake edges and
21574 code to no apply invalidate_by_call sets if the sets are being trimmed.
21575 (df_lr_local_finalize): Renamed to df_lr_finalize.
21576 (df_live_local_finalize): Renamed to df_live_finalize.
21578 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21581 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
21582 deciding whether to use reciprocal instructions.
21584 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
21586 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
21587 dwarf2out_note_section_used if cold_text_section is NULL.
21589 2008-01-19 Jakub Jelinek <jakub@redhat.com>
21591 PR gcov-profile/34610
21592 * tree-cfg.c (make_edges): Mark both outgoing edges from
21593 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
21594 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
21595 from OMP_FOR and OMP_CONTINUE outgoing edges.
21597 * tree-profile.c (tree_profiling): Return early if
21598 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
21600 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
21601 from cfun to child_cfun.
21602 * function.h (struct function): Add after_tree_profile bit.
21604 2008-01-19 Anatoly Sokolov <aesok@post.ru>
21606 * config/avr/avr.S (_exit): Disable interrupt.
21608 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
21609 Steven Bosscher <stevenb.gcc@gmail.com>
21611 PR rtl-optimization/26854
21612 PR rtl-optimization/34400
21613 * df-problems.c (df_live_scratch): New scratch bitmap.
21614 (df_live_alloc): Allocate df_live_scratch when doing df_live.
21615 (df_live_reset): Clear the proper bitmaps.
21616 (df_live_bb_local_compute): Only process the artificial defs once
21617 since the order is not important.
21618 (df_live_init): Init the df_live sets only with the variables
21619 found live by df_lr.
21620 (df_live_transfer_function): Use the df_lr sets to prune the
21621 df_live sets as they are being computed.
21622 (df_live_free): Free df_live_scratch.
21624 2008-01-18 Ian Lance Taylor <iant@google.com>
21626 * common.opt: Add fmerge-debug-strings.
21627 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
21628 flag_merge_debug_strings rather than flag_merge_constants.
21629 * doc/invoke.texi (Option Summary): Mention
21630 -fmerge-debug-strings.
21631 (Debugging Options): Document -fmerge-debug-strings.
21633 2008-01-18 Ian Lance Taylor <iant@google.com>
21636 * tree.h (DECL_IS_OPERATOR_NEW): Define.
21637 (struct tree_function_decl): Add new field operator_new_flag.
21638 * tree-inline.c (expand_call_inline): When inlining a call to
21639 operator new, force the return value to go into a variable, and
21640 set DECL_NO_TBAA_P on that variable.
21641 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
21643 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
21646 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
21647 DWARF2_DEBUGGING_INFO.
21648 (dwarf2out_note_section_used): Ditto. Add prototype.
21649 (have_multiple_function_sections, text_section_used,
21650 cold_text_section_used, *cold_text_sections): Move declarations
21653 2008-01-17 Bob Wilson <bob.wilson@acm.org>
21655 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
21656 field and add signal_ra.
21657 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
21658 assignments to frame state pc. Move end of stack check after
21659 MD_FALLBACK_FRAME_STATE_FOR.
21660 (uw_update_context_1): Use frame state signal_regs if set, instead
21661 of checking signal_frame flag.
21662 (uw_update_context): Use frame state signal_ra if set.
21663 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
21664 * config/xtensa/linux-unwind.h: New file.
21666 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
21668 * modulo-sched.c (get_sched_window): Fix comment typo.
21670 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
21672 PR tree-optimization/34648
21673 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
21675 2008-01-17 Anatoly Sokolov <aesok@post.ru>
21677 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
21678 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
21680 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
21682 PR rtl-optimization/34400
21683 * df-core.c (df_worklist_dataflow_overeager,
21684 df_worklist_dataflow_doublequeue): New functions.
21685 (df_worklist_dataflow): Two different worklist solvers.
21686 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
21689 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21692 * doc/invoke.texi: Document the dependence on pthread for fopenmp
21693 and ftree-parallelize-loops.
21695 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
21697 PR rtl-optimization/34826
21698 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
21700 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
21702 * global.c (find_reg): Mark the eh regs as used if necessary.
21703 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
21704 * ra.h (struct allocno): no_eh_reg field added. Changed
21705 no_stack_reg type to bitfield.
21707 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
21709 * tree.c (substitute_in_expr): Add missing 'break'.
21711 2008-01-17 Richard Guenther <rguenther@suse.de>
21713 PR tree-optimization/34825
21714 * tree-ssa-math-opts.c (is_division_by): Do not recognize
21715 x / x as division to handle.
21717 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21719 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
21720 "-pthread" is specified.
21721 * pa-hpux11.h (LIB_SPEC): Likewise.
21723 2008-01-16 Janis Johnson <janis187@us.ibm.com>
21724 Peter Bergner <bergner@vnet.ibm.com>
21726 PR rtl-optimization/33796
21727 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
21729 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21731 PR libgfortran/34699
21732 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
21734 * pa-hpux10.h (LINK_SPEC): Likewise.
21735 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
21737 2008-01-16 Richard Guenther <rguenther@suse.de>
21739 PR middle-end/32628
21740 * fold-const.c (fold_convert_const_int_from_int): Do not
21741 set overflow if that occured only because of a sign extension
21742 change when converting from/to a sizetype with the same
21743 precision and signedness.
21745 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21748 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
21749 location address to the correct place. Update copyright year.
21751 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21753 * lambda-code.c (lambda_transform_legal_p): Handle the case of
21754 no dependences in the dependence_relations vector.
21756 2008-01-16 Jan Hubicka <jh@suse.cz>
21758 PR rtl-optimization/31396
21759 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
21760 * cfg.c (dump_reg_info): Print it.
21761 * regs.h (struct reg_info_t): add freq_calls_crossed.
21762 (REG_FREQ_CALLS_CROSSED): New macro.
21763 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
21764 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
21765 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
21766 regmove_optimize): Update call crossed frequencies.
21767 * local-alloc.c (struct qty): Add freq_calls_crossed.
21768 (alloc_qty): Copute freq_calls_crossed.
21769 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
21770 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
21771 * ra.h (struct allocno): Add freq_calls_crossed.
21773 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21775 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
21776 libgomp when compiling with ftree-parallelize-loops.
21777 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
21779 2008-01-16 Richard Guenther <rguenther@suse.de>
21781 PR tree-optimization/34769
21782 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
21783 * tree.c (int_cst_value): Instead make this function more
21784 permissive in what it accepts as valid input. Document this
21785 function always sign-extends the value.
21787 2008-01-16 Jakub Jelinek <jakub@redhat.com>
21788 Richard Guenther <rguenther@suse.de>
21791 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
21792 (gimple_fold_indirect_ref_rhs): ... this.
21793 (gimple_fold_indirect_ref): New function with foldings
21794 that preserve lvalueness.
21795 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
21796 * tree-flow.h (gimple_fold_indirect_ref): Declare.
21797 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
21798 to fold an INDIRECT_REF, fall back to the old use of
21799 fold_indirect_ref_1.
21801 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
21803 * tree-data-ref.c (subscript_dependence_tester_1): Call
21804 free_conflict_function.
21805 (compute_self_dependence): Same.
21807 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
21810 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
21811 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
21813 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
21814 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
21815 for DWARF2_UNWIND_INFO targets.
21817 2008-01-16 Richard Guenther <rguenther@suse.de>
21820 * c-typeck.c (common_pointer_type): Do not merge inconsistent
21821 type qualifiers for function types.
21823 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
21825 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
21826 loop_iterator li from previous commit.
21828 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
21830 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
21832 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21834 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
21835 (parallelize_loops): Don't parallelize irreducible components.
21837 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21840 * c-opts (c_common_post_options): Do not enable CPP
21841 flag_pedantic_errors by default.
21843 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
21845 PR rtl-optimization/31944
21846 * cse.c (remove_pseudo_from_table): New function.
21847 (merge_equiv_classes): Use above function to remove pseudo-registers.
21848 (invalidate): Likewise.
21850 2008-01-13 Richard Guenther <rguenther@suse.de>
21852 PR middle-end/34601
21853 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
21854 instead of TYPE_MODE to deal with calls from expand_one_error_var.
21856 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
21858 * gcse.c (cprop_jump): Call validate_unshare_change instead of
21859 validate_change to unshare the source of the PC set.
21861 2008-01-12 Jan Hubicka <jh@suse.cz>
21863 PR middle-end/32135
21864 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
21865 references above array bounds. This might trigger bounds checks for
21866 pointers to arrays.
21868 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
21870 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
21871 new_replaceable_dependencies.
21873 2008-01-12 Doug Kwan <dougkwan@google.com>
21875 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
21876 instead of OPT_Wreturn_type in warning due to ignored return type
21878 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
21879 options included in -Wextra.
21880 * c.opt: New option -Wignored_qualifiers.
21881 * doc/invoke.texi (Warning Options, -Wextra): Add new option
21882 -Wignore_qualifiers.
21883 (-Wignored-qualifiers): Document.
21884 (-Wreturn-type): Remove description of functionality now handled
21885 by -Wignored-qualifiers.
21887 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
21890 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
21891 NOP_EXPR if it is between integral types with the same precision.
21893 2008-01-12 Jan Hubicka <jh@suse.cz>
21896 * invoke.texi (max-inline-recursive-depth): Fix default value.
21898 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
21900 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
21903 2008-01-11 Bob Wilson <bob.wilson@acm.org>
21905 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
21907 2008-01-11 James E. Wilson <wilson@specifix.com>
21910 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
21912 2008-01-11 Anatoly Sokolov <aesok@post.ru>
21914 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
21915 save/restore frame pointer register and don't use 'call-prologues'
21916 optimization in function with "OS_task" attribute.
21918 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
21920 PR middle-end/31309
21921 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
21922 when copying to memory.
21924 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
21926 PR rtl-optimization/30905
21927 * cfgcleanup.c: Include dce.h
21928 (crossjumps_occured): New global variable.
21929 (try_crossjump_bb): Exit loop after finding a fallthru edge.
21930 If something changed, set crossjumps_occured to true.
21931 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
21932 Don't add/remove fake edges to exit here...
21933 (cleanup_cfg): ...but do it here, when crossjumping.
21934 Run a fast DCE when successful crossjumps occured in the latest
21935 iteration of try_optimize_cfg.
21937 2008-01-11 Richard Guenther <rguenther@suse.de>
21939 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
21940 (struct vn_unary_op_s): Likewise.
21941 (vn_reference_insert): Free old reference on hash collision.
21943 2008-01-10 Raksit Ashok <raksit@google.com>
21945 PR rtl-optimization/27971
21946 * combine.c (find_split_point): Split PLUS expressions which are
21947 inside a MEM rtx, and whose first operand is complex.
21949 2008-01-10 DJ Delorie <dj@redhat.com>
21951 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
21952 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
21953 (m32c_hard_regno_ok): Call the underlying function.
21955 2008-01-10 Richard Guenther <rguenther@suse.de>
21957 PR middle-end/34683
21958 * tree-cfg.c (tree_merge_blocks): Do not go through the
21959 full-blown folding and stmt updating path if we just deal
21960 with virtual operands.
21961 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
21962 test for abnormal SSA_NAMEs.
21964 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
21966 PR middle-end/34641
21967 * reload.c (push_reload): Add assertions. All constants from
21968 reg_equiv_constant should have been used for replacing the respective
21970 (find_reloads_address): Invoke find_reloads_address_part for
21971 constant taken from the reg_equiv_constant array.
21973 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
21975 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
21976 field (valnum) the first in the struct. Replace bools with
21979 2008-01-10 Richard Guenther <rguenther@suse.de>
21981 PR tree-optimization/34651
21982 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
21983 types and ordering for masking and converting.
21985 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
21987 PR tree-optimization/34017
21988 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
21989 also for PHI_NODE expressions.
21991 2008-01-09 Jan Hubicka <jh@suse.cz>
21993 PR tree-optimization/34708
21994 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
21995 based on number of case labels.
21996 (init_inline_once): Remove switch_cost.
21997 * tree-inline.h (eni_weights_d): Remove switch_cost.
21999 2008-01-09 Richard Guenther <rguenther@suse.de>
22000 Andrew Pinski <andrew_pinski@playstation.sony.com>
22002 PR middle-end/30132
22003 * gimplify.c (gimplify_cond_expr): Do not create an addressable
22004 temporary if an rvalue is ok or an lvalue is not required.
22006 2008-01-09 Richard Guenther <rguenther@suse.de>
22008 PR middle-end/34458
22009 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
22010 adjust return type.
22012 2008-01-09 Richard Guenther <rguenther@suse.de>
22014 PR middle-end/34679
22015 * tree.c (host_integerp): Check for sizetype only if the
22016 type is an integer type.
22018 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
22021 * opts.c (decode_options): Disable inlining of functions called
22022 once if not in unit-at-a-time mode.
22024 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
22026 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
22028 2008-01-08 Richard Guenther <rguenther@suse.de>
22030 PR middle-end/31863
22031 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
22032 out early if the result will be unused.
22034 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22039 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22040 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22043 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
22045 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
22046 for vectorization tuned.
22048 2008-01-08 Richard Guenther <rguenther@suse.de>
22050 PR tree-optimization/34683
22051 * tree-ssa-operands.c (operand_build_cmp): Export.
22052 * tree-ssa-operands.h (operand_build_cmp): Declare.
22053 * tree-vn.c (vuses_compare): Remove.
22054 (sort_vuses): Use operand_build_cmp.
22055 (sort_vuses_heap): Likewise.
22056 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
22057 to re-use old VEC if available. Do not sort already sorted VUSEs.
22058 (vdefs_to_vec): Do not sort already sorted VDEFs.
22060 2008-01-08 Jakub Jelinek <jakub@redhat.com>
22062 PR middle-end/34694
22063 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
22065 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22068 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
22069 limitations of reciprocal sequences on x86 targets.
22071 2008-01-08 Richard Guenther <rguenther@suse.de>
22073 PR tree-optimization/34683
22074 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
22076 2008-01-07 Jakub Jelinek <jakub@redhat.com>
22079 * config/darwin.c (darwin_mergeable_string_section): Don't use
22080 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
22082 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
22085 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
22086 negxf2. Macroize expander using X87MODEF mode iterator. Change
22087 predicates of op0 and op1 to register_operand.
22088 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
22089 expander using X87MODEF mode iterator. Change predicates of
22090 op0 and op1 to register_operand.
22091 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
22092 corresponding patterns and macroize using MODEF macro. Change
22093 predicates of op0 and op1 to register_operand and remove
22094 "m" constraint. Disparage "r" alternative with "!".
22095 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
22096 macroize using X87MODEF macro. Change predicates of op0 and op1
22097 to register_operand and remove "m" constraint. Disparage "r"
22098 alternative with "!".
22099 (absneg splitter with memory operands): Remove.
22100 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
22101 patterns and macroize using X87MODEF mode iterator.
22102 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
22103 Change predicate of op1 to register_operand.
22104 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
22105 for memory operands.
22107 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
22109 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
22111 2008-01-07 Richard Guenther <rguenther@suse.de>
22113 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
22116 2008-01-07 Richard Guenther <rguenther@suse.de>
22118 PR tree-optimization/34683
22119 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
22120 VOPs of the needed size to save memory. Use VEC_quick_push
22121 to save compile-time.
22122 (vdefs_to_vec): Likewise.
22124 2008-01-07 Sa Liu <saliu@de.ibm.com>
22126 * config/spu/spu.md (divdf3): Genetate inline code for double
22127 division. The implementation doesn't handle INF or NAN, therefore it
22128 only applies when -ffinite-math-only is given.
22130 2008-01-06 Paolo Carlini <pcarlini@suse.de>
22133 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
22134 * doc/cpp.texi ([Common Predefined Macros]): Document.
22136 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
22138 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
22139 order to use commutative addition instead of subtraction.
22141 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22142 Mircea Namolaru <namolaru@il.ibm.com>
22143 Vladimir Yanovsky <yanov@il.ibm.com>
22144 Revital Eres <eres@il.ibm.com>
22146 PR tree-optimization/34263
22147 * tree-outof-ssa.c (process_single_block_loop_latch,
22148 contains_tree_r): New functions.
22149 (analyze_edges_for_bb): Call process_single_block_loop_latch
22150 function to empty single-basic-block latch block if possible.
22152 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22154 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22156 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
22158 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22160 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
22162 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22164 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
22166 2008-01-05 Jakub Jelinek <jakub@redhat.com>
22168 PR tree-optimization/34618
22169 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
22172 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22175 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
22176 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
22177 Update copyright year.
22179 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
22180 Update copyright year.
22181 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
22184 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
22186 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
22187 edge does not point to current bb before changing need_assert.
22189 2008-01-04 Richard Guenther <rguenther@suse.de>
22191 PR middle-end/34029
22192 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
22193 for verifying purposes if they are is_gimple_min_invariant.
22195 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
22197 PR tree-optimization/34448
22198 PR tree-optimization/34465
22199 * gimplify.c (gimplify_init_constructor): Add new parameter
22200 notify_temp_creation. Use it.
22201 (gimplify_modify_expr_rhs): Take volatiles into account when
22202 optimizing constructors.
22203 Do not optimize constructors if gimplify_init_constructor will dump to
22205 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
22206 * gcc.c-torture/compile/pr34448.c: New.
22208 2008-01-04 Jakub Jelinek <jakub@redhat.com>
22210 PR gcov-profile/34609
22211 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
22212 return_slot if result is TREE_ADDRESSABLE.
22214 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
22216 * config/mips/mips.md (sqrt_condition): Tweak comment.
22217 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
22219 2008-01-03 Tom Tromey <tromey@redhat.com>
22222 * c-common.c (c_type_hash): Handle VLAs.
22224 2008-01-03 Jan Hubicka <jh@suse.cz>
22226 PR tree-optimization/31081
22227 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
22228 0 when inlining and not inlining to first basic block.
22229 (remap_decl): When var is initialized to 0, don't set default_def.
22230 (expand_call_inline): Set entry_bb.
22231 * tree-inline.h (copy_body_data): Add entry_bb.
22233 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22236 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
22239 PR tree-optimization/29484
22240 * tree-inline.c (inline_forbidden_p_2): New function.
22241 (inline_forbidden_p): Disallow inlining if some static var
22242 has an address of a local LABEL_DECL in its initializer.
22243 * doc/extend.texi (Labels as Values): Document &&foo behaviour
22246 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
22248 PR tree-optimization/34635
22249 * tree-data-ref.c (add_other_self_distances): Make sure that the
22250 evolution step is constant.
22252 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22254 PR middle-end/34608
22255 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
22257 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
22259 * tree-sra.c (scalarize_init): Insert the generate_element_init
22260 statements after the generate_element_zero statements.
22262 2008-01-02 Richard Guenther <rguenther@suse.de>
22264 PR middle-end/34093
22265 PR middle-end/31976
22266 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
22267 for very large number of operands instead of ICEing.
22269 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
22272 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
22273 while stack probing.
22275 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
22277 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
22280 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
22282 PR libmudflap/26442
22283 * tree-mudflap.c (mx_register_decls): Guard warning by
22284 !DECL_ARTIFICIAL check.
22286 2008-01-01 Jakub Jelinek <jakub@redhat.com>
22288 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
22289 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
22290 sse5_perm<mode>): Fix constraints.